CN207483475U - Composite filter element and water purifier - Google Patents
Composite filter element and water purifier Download PDFInfo
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- CN207483475U CN207483475U CN201721423428.2U CN201721423428U CN207483475U CN 207483475 U CN207483475 U CN 207483475U CN 201721423428 U CN201721423428 U CN 201721423428U CN 207483475 U CN207483475 U CN 207483475U
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- filter core
- filter element
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Abstract
The utility model discloses a kind of composite filter element and water purifier, wherein, which includes：Filter housing, equipped with inlet and outlet, and filter housing is equipped with the first connector for connecting its inner cavity；Element kit is installed in filter housing, and element kit includes primary filter core and the secondary filter core being installed in primary filter core, and primary filter core is equipped with and is connected with the water inlet end of secondary filter core and stretch into the second connector in the first connector；Adapter, it is mating with the first connector and the second connector, and by the first connector and the second fittings；And elastic switch, it is installed in filter housing, elastic switch opens the first connector when adapter is in contact with it, and elastic switch closes the first connector when adapter is separated.It is arranged such so that when composite filter element replaces element kit, elastic switch can close the first connector, and then avoid the water in filter housing and flowed out from the first connector.
Description
Technical field
The utility model is related to technical field of water purification, more particularly to a kind of composite filter element and water purifier.
Background technology
Drinking Water Problem is the problem of common people pay special attention to, and it has been thing out of question to have many substances for being unfavorable for health in water
Real, this is also the hot root of the main reason for common people's healthy water consciousness is strengthened and purifier market.
Existing water purifier would generally use composite filter element to reduce volume, which includes filter housing, is installed on
Primary filter core in filter housing and the secondary filter core being installed in primary filter core, the water inlet on the water inlet end and filter housing of primary filter core
Mouth connection, the water outlet of primary filter core are connected with the water inlet end of secondary filter core, and on the water outlet and filter housing of secondary filter core
Water outlet connects.It should be noted that needing certain hydraulic pressure during secondary filter element filtering, this is just needed in primary filter core and secondary
Need to increase a supercharging device on the water route of filter core connection, for convenience by supercharging device concatenate to the primary filter core of connection and time
On the water route of grade filter core, it will usually which a connector is set on filter housing, on primary filter core one connector of correspondence, primary filter core
Connector is inserted to the connector on filter housing Nei and is coaxially disposed (connecing on the connector and filter housing on i.e. primary filter core with the connector on filter housing
Head is set in internal and external partition), and the connector on the connector and secondary filter core on primary filter core passes through adapter and supercharging device
Connection, this allows for supercharging device and is serially connected on the water route of the primary filter core of connection and secondary filter core.
However, when composite filter element needs replacing primary filter core or secondary filter core, need to connect with composite filter element
Pipeline and other component all disassemble, when adapter is disassembled from filter housing, if if also having water in filter housing, water
It can then be flowed out from the connector on filter housing, and then influence the normal operating of user.
Utility model content
The main purpose of the utility model is to propose a kind of composite filter element, it is intended to when avoiding composite filter element replacement element kit
There is the situation of leak.
To achieve the above object, the utility model proposes a kind of composite filter element, including：
Filter housing, equipped with inlet and outlet, and the filter housing is equipped with the first connector for connecting its inner cavity；
Element kit is installed in the filter housing, and the element kit includes primary filter core and secondary filter core, the secondary
The water outlet of filter core is connected with the water outlet, and the water inlet end of the primary filter core is connected with the water inlet, the primary filter
The water outlet of core and first fittings, and the primary filter core is equipped with and is connected simultaneously with the water inlet end of the secondary filter core
Stretch into the second connector in first connector；
Adapter, it is mating with first connector and the second connector, and first connector and described second are connect
Head connection；And
Elastic switch is installed in the filter housing, and the elastic switch is when the adapter is in contact with it by described
One connector is opened, and the elastic switch closes first connector when the adapter is separated.
Preferably, the internal face of first connector is convexly equipped with along the first annular of circumferentially extending of first connector and supports
Socket part；
The elastic switch includes the sealing ring set in a ring, and the sealing ring is sheathed on second connector, institute
State sealing ring the adapter push its with the first annular abutment portion from when first connector opened, it is described close
Seal is abutted when the adapter is separated with the first annular abutting part, and first connector is closed.
Preferably, the surface that the first annular abutting part is contacted with the sealing ring is convexly equipped with along described first annular
First sealed muscle of the circumferentially extending of abutting part, first sealed muscle are used to abut with the sealing ring.
Preferably, the width of first sealed muscle is from the first annular abutting part to close to the side of the element kit
To being gradually reduced.
Preferably, second connector is convexly equipped with along described second and connects adjacent to the outside wall surface of the first annular abutting part
Second annular abutment of head circumferentially extending, second annular abutment are used to abut with the sealing ring.
Preferably, the surface that the sealing ring is abutted with second annular abutment is convexly equipped with along the sealing ring
Second sealed muscle of circumferentially extending, second sealed muscle are used to seal against with second annular abutment.
Preferably, the elastic switch further includes dynamic clamping head and quiet clamping head, and the dynamic clamping head and quiet clamping head is installed in the filter housing simultaneously
The sealing ring is flexibly supported, so that the sealing ring is close with the first annular abutting part when the adapter is separated
Envelope abuts.
Preferably, the surface of the sealing ring back to the first annular abutting part is convexly equipped with the ring along its circumferentially extending
Shape limit rib；
The dynamic clamping head and quiet clamping head is compression spring, and the compression spring sleeve is set on second connector, and one end of the compression spring
It is abutted with the element kit, the other end of the compression spring is stretched on the inside of the annular stop muscle, and abutted with the sealing ring.
Preferably, the height of the annular stop muscle is 1~3 times of the pressure spring diameter.
Preferably, the hardness of the sealing ring is 30~40A.
Preferably, the adapter includes spaced first connection-peg of ecto-entad and the second connection-peg, and described the
One connection-peg is interconnected with second connection-peg, and first connection-peg is used for first connector mating, institute
The second connection-peg is stated for mating with second connector, and second connection-peg and the second connector grafting
End set supports protrusion, described to support protrusion for supporting the sealing ring.
Preferably, the quantity for supporting protrusion is multiple, and multiple protrusions of supporting are along second grafting
Head is provided at circumferentially spaced.
Preferably, the adapter is additionally provided with the first butt joint for being connected with first connection-peg and with described
Second butt joint of two connection-pegs connection, and first butt joint and the second butt joint each along first connection-peg or
Second connection-peg radially extends setting.
Preferably, check valve is installed in second connector.
The utility model also proposes a kind of water purifier, and the water purifier includes composite filter element, and the composite filter element includes：
Filter housing, equipped with inlet and outlet, and the filter housing is equipped with the first connector for connecting its inner cavity；
Element kit is installed in the filter housing, and the element kit includes primary filter core and secondary filter core, the secondary
The water outlet of filter core is connected with the water outlet, and the water inlet end of the primary filter core is connected with the water inlet, the primary filter
The water outlet of core and first fittings, and the primary filter core is equipped with and is connected simultaneously with the water inlet end of the secondary filter core
Stretch into the second connector in first connector；
Adapter, it is mating with first connector and the second connector, and first connector and described second are connect
Head connection；And
Elastic switch is installed in the filter housing, and the elastic switch is when the adapter is in contact with it by described
One connector is opened, and the elastic switch closes first connector when the adapter is separated.
The technical solution of the utility model, by setting water inlet, water outlet and first on the filter housing of composite filter element
Connector；Second connector, time of second connector and element kit are set on the primary filter core of the element kit of composite filter element
Grade filter core connection setting；When the element kit is installed into the filter housing, second connector stretches into first connector
Interior setting, first connector are connected with second connector by the adapter of the composite filter element；And the composite filter
Core is also provided with elastic switch in the filter housing, and the elastic switch connects when the adapter is in contact with it by described first
Head is opened, and the elastic switch closes first connector when the adapter is separated.It is arranged such so that described
It is described when composite filter element replaces element kit namely when the adapter is detached with first connector and second connector
Elastic switch can close first connector, and the water avoided in this way in the filter housing is flowed out from first connector,
And then convenient for the replacement of filter core.
Description of the drawings
It in order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, other attached drawings can also be obtained according to the structure shown in these attached drawings.
Fig. 1 is the structure diagram of one embodiment of the utility model composite filter element；
Fig. 2 is the structure diagram of filter housing in Fig. 1；
Fig. 3 is the partial sectional view of composite filter element in Fig. 1；
Fig. 4 is the structure diagram of one embodiment of Fig. 1 sealing rings；
Fig. 5 is the structure diagram of another embodiment of Fig. 1 sealing rings；
The structure diagram of end cap in Fig. 6 Fig. 3；
Fig. 7 is the structure diagram of the another embodiment of Fig. 1 sealing rings；
Fig. 8 is the structure diagram of adapter in Fig. 1.
Drawing reference numeral explanation：
The embodiments will be further described with reference to the accompanying drawings for the realization, functional characteristics and advantage of the utility model aim.
Specific embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
It clearly and completely describes, it is clear that described embodiment is only the part of the embodiment rather than whole of the utility model
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not making creative work premise
Lower all other embodiments obtained, shall fall within the protection scope of the present invention.
If it is to be appreciated that related in the utility model embodiment directionality instruction (such as upper and lower, left and right, it is preceding,
Afterwards ...), then directionality instruction be only used for explain it is opposite between each component under a certain particular pose (as shown in drawings)
Position relationship, motion conditions etc., if the particular pose changes, directionality instruction also correspondingly changes correspondingly.
It if, should " first ", " the in addition, relate to the description of " first ", " second " etc. in the utility model embodiment
Two " etc. description is only used for description purpose, and it is not intended that instruction or implying its relative importance or implicit indicating meaning
The quantity of the technical characteristic shown." first " is defined as a result, the feature of " second " can express or implicitly include at least one
A this feature.In addition, the technical solution between each embodiment can be combined with each other, but must be with ordinary skill
Personnel can be implemented as basis, and this technical side is will be understood that when the combination appearance of technical solution is conflicting or can not realize
The combination of case is not present, also not within the protection domain of the requires of the utility model.
The utility model proposes a kind of composite filter element, the composite filter element can be applied in water purifier, can also be independent
It uses, the composite filter element can provide the eliminations such as silt, iron rust, bacterium, the peculiar smell in water clean, safe to the user
Pure water, please refers to Fig. 1, and Fig. 1 shows the sectional view of one embodiment of composite filter element of the utility model.
The composite filter element 10 includes：
Filter housing 100, equipped with water inlet a and water outlet b, and the filter housing 100 is equipped with the first connector for connecting its inner cavity
110；
Element kit 200 is installed in the filter housing 100, and the element kit 200 includes primary filter core 210 and secondary
Filter core 220, the water outlet of the secondary filter core 220 are connected with the water outlet b, the water inlet end of the primary filter core 210 and institute
Water inlet a connections are stated, the water outlet of the primary filter core 210 is connected with first connector 110, and the primary filter core
210 connect equipped with the water inlet end with the secondary filter core 220 and stretch into the second connector 211 in first connector 110；
Adapter 300, it is mating with 110 and second connector 211 of the first connector, and by first connector 110
It is connected with second connector 211；And
Elastic switch 400 is installed in the filter housing 100, and the elastic switch 400 connects in the adapter 300 with it
First connector 110 is opened when touching, the elastic switch 400 is when the adapter 300 is separated by described first
Connector 110 is closed.
Specifically, please with reference to Fig. 2, there are many kinds of the shapes of the filter housing 100, can be cylinder, cube, more
Side body etc. does not do specific restriction, it should be noted that the shape of the filter housing 100 at this to the shape of the filter housing 100
The shape filter core shape internal usually with installing it is related, and since existing filter core is usually set in cylinder, this causes by multiple
The element kit 200 that filter core integrates also is set in cylinder, and therefore, the shape of the filter housing 100 is usually also set to cylinder.
Water inlet a and water outlet b would generally be set on the filter housing 100, and water inlet a is connected with water source, so that raw water is (i.e. unfiltered
Water) it enters in the filter housing 100, the water outlet b is used for for pure water (water i.e. after the filtering of element kit 200) row
Go out, so that user takes.In general, the filter housing 100 can also set waste water mouth c and water storage mouth d, wherein, the waste water mouth c is used for
The waste water that generates is discharged when crossing drainage for the element kit 200, the water storage mouth d can with water storage device (such as pressurized tank,
Water storage bag etc.) connection, so that the pure water that the composite filter element 10 generates can be temporarily stored into the storage by the water storage mouth d
In water installations, and when user takes pure water, the pure water being stored in the water storage device can be back to the filter housing 100
In, and discharged from the water outlet b so that user takes, the speed that the composite filter element 10 goes out pure water is thus accelerated, is contracted
The time of required waiting during short user's water intaking, and then be conducive to improve the experience of user.
The element kit 200 includes primary filter core 210 and secondary filter core 220, wherein, the primary filter core 210 is set
There is the second connector 211 of installation cavity and the connection installation cavity, the secondary filter core 220 is installed on the primary filter core 210
Installation cavity in, and the water inlet end of the secondary filter core 220 is connected with second connector 211, allow in this way it is described at the beginning of
Grade filter core 210 and the secondary filter core 220 are integrated in one and form the element kit 200, meanwhile, the secondary filter core
220 with the primary filter core 210 in inside and outside arrangement, be conducive to reduce the volume of entire element kit 200 in this way, and then also can
To reduce the volume of entire composite filter element 10.The primary filter core 210 is mainly used for iron rust, silt, peculiar smell in water removal etc.,
It can be PAC composite filter elements 10 (filter core that i.e. PP cottons and activated carbon integrate) or by non-woven fabrics and activated carbon fibre
The integrated filter core of layer, it is, of course, also possible to be that other filter materials manufacture the filter core to be formed, does not just enumerate herein.The secondary filter
Core 220 is mainly used for removing the impurity such as bacterium, the calcium ions and magnesium ions in water, and the secondary filter core 220 generally includes reverse osmosis membrane filtration
Core 221 and active carbon filter core 222, the reverse osmosis membrane filter element 221 can go water removal in bacterium, heavy metal, calcium ions and magnesium ions with
And other impurity for being dissolved in the water, the active carbon filter core 222 can go peculiar smell, chlorine residue in water removal etc..In the primary
When filter core 210 and the secondary filter core 220 assemble, the secondary filter core 220 is mounted to the downstream of the primary filter core 210
(water outlet of i.e. described primary filter core 210), avoids the large particulate matters such as iron rust, silt in water and accumulates in described in this way
In secondary filter core 220, and the problem of the secondary filter core 220 is caused to be blocked, while it also is able to extend the secondary filter
The service life of core 220.
The adapter 300 is mainly used for the second connector 211 connecting first connector 110, and the switching
First 300 can also connect the composite filter element 10 and booster pump etc., so that the water after the primary filter core 210 filters increases
It is flowed into again after pressure in the secondary filter core 220, so on the one hand convenient for the composite filter element 10 and booster pump or other superchargings
Device connects；On the other hand the rate of filtration of the secondary filter core 220 is also advantageously improved.
The elastic switch 400 can be flexible or not have flexible, not do specific restriction herein,
As long as the elastic switch 400 the adapter 300 with its touch under first connector 110 opened, and at described turn
Connector 300 can block first connector 110 when separated.
The technical solution of the utility model, by set on the filter housing 100 of composite filter element 10 water inlet a, water outlet b with
And first connector 110；Second connector 211 is set on the primary filter core 210 of the element kit 200 of composite filter element 10, described
Two connectors 211 connect setting with the secondary filter core 220 of element kit 200；It is installed in the element kit 200 to the filter housing
When in 100, second connector 211 is stretched into first connector 110 and is set, and first connector 110 and described second connects
First 211 are connected by the adapter 300 of the composite filter element 10；And the composite filter element 10 is also set in the filter housing 100
Elastic switch 400 is equipped with, the elastic switch 400 makes first connector 110 when the adapter 300 is in contact with it
It opens, the elastic switch 400 closes first connector 110 when the adapter 300 is separated.So set, make
The composite filter element 10 when replacing element kit 200 namely the adapter 300 and first connector 110 and described the
When two connectors 211 detach, the elastic switch 400 can close first connector 110, avoid the filter housing in this way
Water in 100 is flowed out from first connector 110, and then convenient for the replacement of filter core.
It should be noted that the elastic switch 400 is by many middle types, such as sealing ring 410, elastic switch 400
Structure etc..In an embodiment of the utility model, Fig. 3 is please referred to, the elastic switch 400 includes sealing ring 410, specifically
, the internal face of first connector 110 is convexly equipped with the first annular abutting part of the circumferentially extending along first connector 110
111；The sealing ring 410 is sheathed on second connector 211.
When 110 and second connector 211 of the adapter 300 and first connector is mating, the sealing ring 410
It is jacked up and detached with the first annular abutting part 111 by the adapter 300, allow in this way at first connector 110
In opening state, water can be flowed into after the primary filter core 210 filters by first connector 110 and adapter 300
It is pressurized in booster pump, then is back in second connector 211 and was carried out again with entering in the reverse osmosis membrane filter element 221
Filter；When the adapter 300 is disassembled from the filter housing 100, i.e., described adapter 300 and first connector 110
When being detached with the second connector 211, the sealing ring 410 is not at this time by the limiting of the adapter 300, and the sealing ring
410 under the impact of its own gravity and water, can be along the axial to close to described first of second connector 211
The direction movement of annular abutment 111, until being abutted with the first annular abutting part 111, due to the sealing ring 410 always
Second connector 211 is tightly connected, and is thereby realized and is closed first connector 110, so as to avoid the filter housing
Water in 100 is directly flowed out from first connector 110.
It should be noted that the second connector 211 on the primary filter core 210 stretches into the first connector of the filter housing 100
When in 110, can be coaxially disposed with the first connector 110, can also with the 110 non-coaxial setting of the first connector, for side
Just the cooperation of the first connector 110 of sealing of sealing ring 410 and 300 and first connector 110 of adapter and the second connector 211, first
110 and second connector 211 of connector is preferably coaxially disposed.
It is more preferable in order to make to seal between the sealing ring 410 and the first annular abutting part 111, in the utility model
In one embodiment, Fig. 3 is please referred to, the first annular abutting part 111 is convexly equipped in face of the surface of the sealing ring 410 along described
First sealed muscle 112 of the circumferentially extending of the first connector 110.It is supported in the sealing ring 410 and the first annular abutting part 111
When connecing, first sealed muscle 112 is abutted with the sealing ring 410, and the sealing ring 410 is by water in the filter housing 100
Impact and be bonded with first sealed muscle 112 it is closer, this allow for first sealed muscle 112 can support it is described
Sealing ring 410 and the sealing ring 410 is made to generate deformation, and then ensure that the sealing ring 410 first annular is abutted with described
Leakproofness between portion 111.
Further, the width of first sealed muscle 112 is from the first annular abutting part 111 to far from described first
The direction of annular abutment 111 is gradually reduced, that is to say, that first sealed muscle 112 is in triangle along its axial cross section
Shape or trapezoidal setting, when this allows for the sealing ring 410 and is contacted with first sealed muscle 112, it is easier to deformation is generated,
Coordinate so that the sealing ring 410 can be sealed preferably with first sealed muscle 112.
It should be noted that first sealed muscle 112 is unsuitable along the axial height of the first annular abutting part 111
It is excessive, if excessive, it can cause the sealing ring 410 that can not be bonded with the first annular abutting part 111, if too small, institute
The effect that the first sealed muscle 112 does not have sealing is stated, in consideration of it, in the embodiment of the utility model, first sealed muscle
112 height is set as 0.5~1.5mm, can both ensure the sealing ring 410 and the first annular abutting part 111 in this way
During fitting, first sealed muscle 112 can support the sealing ring 410 and generate deformation, and then be conducive to improve the sealing
Leakproofness between circle 410 and the first annular abutting part 111.
In order to which the sealing ring 410 is enable preferably to be sealed first connector 110, in the utility model
In one embodiment, Fig. 3 is please referred to, second connector 211 is convexly equipped with edge adjacent to the outside wall surface of the first annular abutting part 111
Second annular abutment 2111 of the circumferentially extending of second connector 211, i.e., described first annular abutting part 111 face institute
It states the surface of element kit 200 and second annular abutment 2111 faces the surface of the element kit 200 substantially same
In one plane.
When the adapter 300 is disassembled from the filter housing 100 namely the adapter 300 and described first
When connector 110 and second connector 211 detach, the sealing ring 410 at this time with the first annular abutting part 111 and described
Second annular abutment 2111 abuts respectively, so set, ensure that the sealing ring 410 can be by first connector 110
Sealing is tight, is damaged, and then cause so as to avoid due to the sealing ring 410 slidably reciprocates along second connector 211
The problem of poorly sealed between the sealing ring 410 and second connector 211, occurs.
Further, please with reference to Fig. 4, the sealing ring 410 faces the surface of second annular abutment 2111
It is convexly equipped with the second sealed muscle 411 along the circumferentially extending of the sealing ring 410.When the sealing ring 410 and the described second annular
When abutting part 2111 abuts, the second sealed muscle 411 on the sealing ring 410 is squeezed and generates deformation, allows for institute in this way
Stating sealing ring 410 can preferably abut with second annular abutment 2111, and then be conducive to promote the sealing ring 410
With the leakproofness between second annular abutment 2111.
The sealing ring 410 resets for convenience, i.e., described sealing ring 410 and the first annular abutting part 111 and the
Second ring abutting part 2111 abuts, and in an embodiment of the utility model, please refers to Fig. 1 and Fig. 3, the elastic switch 400
Dynamic clamping head and quiet clamping head 420 is further included, the dynamic clamping head and quiet clamping head 420 is installed in the filter core, and is connect with the sealing ring 410,
It should be noted that dynamic clamping head and quiet clamping head 420 described herein is connect with the sealing ring 410 it is to be understood that the elastic reset
Part 420 is only to contact with the sealing ring 410, i.e., both be not connected to one piece or the dynamic clamping head and quiet clamping head 420 with it is described
Sealing ring 410 is to be connected to one piece.
When the adapter 300 and first connector 110 and mating second connector 211, the sealing
Circle 410 under the promotion of the adapter 300 and with the first annular abutting part 111 and second annular abutment 2111
Separation, the dynamic clamping head and quiet clamping head 420 generates deformation with the movement of the sealing ring 410 at this time；When the adapter 300
When being detached with first connector 110 and second connector 211, the sealing ring 410 is not at this time by the adapter 300
Support, and along the axial to close to institute of second connector 211 under the impact of the dynamic clamping head and quiet clamping head 420 and flow
The direction movement of first annular 111 and second annular abutment 2111 of abutting part is stated, thus shortens the sealing ring 410
Resetting time, and then avoid the problem of water is flowed out from first connector 110 and occur.
It should be noted that the dynamic clamping head and quiet clamping head 420 can be compression spring, tension spring, shrapnel etc., just do not arrange one by one herein
It lifts.In an embodiment of the utility model, the dynamic clamping head and quiet clamping head 420 is preferably compression spring, and the compression spring sleeve is set on described the
On two connectors 211, one end is abutted with the element kit 200, and the other end is abutted with the sealing ring 410.So set, just
Installation in the elastic switch 400 namely the assembling convenient for the composite filter element 10, so as to be conducive to improve the composite filter
The packaging efficiency of core 10, and then be conducive to improve the production efficiency of the filter core.
Location and installation between the compression spring and the sealing ring 410 for convenience, in an embodiment of the utility model
In, Fig. 5 is please referred to, the sealing ring 410 faces the surface of the element kit 200, is convexly equipped with the week along the sealing ring 410
To the annular stop muscle 412 of extension, the compression spring is stretched into adjacent to one end of the sealing ring 410 in the annular stop muscle 412,
Since the annular stop muscle 412 material identical with 410 use of sealing ring is made, this allows for the annular stop muscle
412 can be mating with the compression spring, i.e., described annular stop muscle 412 wraps up the compression spring setting, thus convenient for described
The assembling of compression spring and the sealing ring 410.
It should be noted that the height of the annular stop muscle 412 not only decides that can the annular stop muscle 412
The compression spring is limited, while also decides whether the composite filter element 10 can work normally.If the annular stop
If the height of muscle 412 is too small, it on the one hand can cause the annular stop muscle 412 that can not be limited to the compression spring, it is another
Aspect can also cause the annular stop muscle 412 caused by the impact of water the sealing ring 410 periphery outward fold and with
The internal face contact of first connector 110, and then the problem of the sealing ring 410 is caused to seal first connector 110
Occur, that is, influence the normal work of the composite filter element 10；If if the height of the annular stop muscle 412 is excessive, on the one hand
The deformation of the compression spring can be influenced, on the other hand can also cause the waste of material.In consideration of it, in an embodiment of the utility model
In, by 1~3 times that the height of the annular stop muscle 412 is the pressure spring diameter.So set, it can either ensure the ring
Shape limit rib 412 is by will not generate larger deformation, while also ensure the annular stop muscle 412 and do not interfere with during water slug
The sealing ring 410 is normally slided along second connector 211.
It should be noted that the flexible materials such as the 410 generally use rubber of sealing ring, silica gel are made, need what is illustrated
It is that the sealing ring 410 is typically to be made of flexible materials such as rubber, silica gel, when it is by larger pressure, can generate shape
Become, when first connector 110 in the open state, the sealing ring 410 by the compression spring and adapter 300 extruding and
Deformation can be generated, if the deformation generated is excessive, the sealing ring 410 can be caused to close first connector 110, in order to keep away
Exempt from the generation of this problem, in an embodiment of the utility model, set between the sealing ring 410 and first connector 110
The first position limiting structure is equipped with, so that the sealing ring 410 and the internal face of first connector 110 are set in distance.In this way
It, will not be with first connector 110 when ensuring that the sealing ring 410 is squeezed by the adapter 300 and the compression spring
Internal face abut and first connector 110 is closed, ensure that the composite filter element 10 can be normally carried out work
Make.
In an embodiment of the utility model, first position limiting structure includes being convexly equipped in first connector 110
Internal face, and along circumferentially spaced multiple first convex ribs of first connector 110；And/or it is convexly equipped in the sealing
410 outside wall surfaces are enclosed, and along circumferentially spaced multiple second convex ribs of the sealing ring 410.It is arranged such so that described
Sealing ring 410 always can be between the internal face of first connector 110 there are gap, and then ensures the sealing ring
410 will not generate larger deformation because of the impact by water, and then its state for blocking the first connector 110 is caused to occur.
It should be noted that when first that first position limiting structure is the internal face for being convexly equipped in first connector 110
During convex ribs, first convex ribs are along the axially extending setting of first connector 110, are arranged such so that described the
One convex ribs can not only be arranged at intervals the internal face of first connector 110 and the sealing ring 410, while described first convex
Muscle also is able to guiding sealing ring 410 along the axial movement of second connector 211, allows for 410 energy of sealing ring in this way
Enough more stably along the axial movement of second connector 211.In addition, when the internal face of first connector 110 is provided with
Multiple first convex ribs, and when the outside wall surface of the sealing ring 410 is provided with multiple second convex ribs, two first convex ribs of arbitrary neighborhood
It is greater than circumferential width of any one second convex ribs along sealing ring 410 along the circumferential spacing of first connector 110,
Two second convex ribs of arbitrary neighborhood are greater than any one first convex ribs along first along the circumferential spacing of the sealing ring 410
The circumferential spacing of connector 110 ensures that the sealing ring 410 is pushed by the adapter 300 and with described first in this way
When annular abutment 111 detaches, remain enough between the internal face of the sealing ring 410 and first connector 110
Big gap.
Further, the surface of internal face of first convex ribs far from first connector 110 is cambered surface, i.e., described the
The surface of internal face of one convex ribs far from first connector 110 is convexity arc surface or concave picture, can reduce institute in this way
The frictional force between the first convex ribs and the sealing ring 410 is stated, and then convenient for the sealing ring 410 along second connector
211 slide；Certainly, surface of second convex ribs far from the sealing ring 410 can also be arranged to cambered surface, i.e., described second is convex
Surface of the muscle far from the sealing ring 410 is convexity arc surface, can reduce the second convex ribs and first connector 110 in this way
Frictional force between internal face, and then slided convenient for the sealing ring 410 along second connector 211.
Certainly, first position limiting structure, which can also be, is divided on the sealing ring 410 and first connector 110
Magnet assembly, i.e., described first position limiting structure include the first magnetic absorption member being set on first connector 110 and set on described
The second magnetic absorption member on sealing ring 410, and the magnetism of first magnetic absorption member and second magnetic absorption member is different namely described
It is excluded each other between first magnetic absorption member and second magnetic absorption member, allows for 410 installation set of sealing ring in this way and be set on
When on second connector 211, magnetic of the sealing ring 410 between by second magnetic absorption member and first magnetic absorption member is made
With and always with the internal face of first connector 110 be arranged at intervals, this assures the adapter 300 with it is described
When the first connector 110 and mating the second connector 211, the sealing ring 410 will not lead to first because its deformation is excessive
The problem of connector 110 is blocked occurs.
In addition, first position limiting structure can also be the structural member in grid-like setting, it is installed on described first and connects
Between the outside wall surface of first 110 internal face and the sealing ring 410, when the sealing ring 410 and the first annular abutting part
During 111 separation, the sealing ring 410 is abutted in the structural member of grid-like setting, allows for the sealing ring 410 and institute in this way
It states between the internal face of the first connector 110 that there are gaps, can equally ensure to connect in the adapter 300 and described first in this way
First 110 and second connector 211 it is mating when, the sealing ring 410 will not lead to the first connector 110 because its deformation is excessive
The problem of being blocked occurs.
It should be noted that there are many kinds of first position limiting structures, at this to first position limiting structure just not one by one
It enumerates.
In an embodiment of the utility model, Fig. 3 and Fig. 6 are please referred to, the primary filter core 210 includes being cylindrical in shape setting
End cap 212, and the end cap 212 has and is inserted to plug division between first connector 110 and second connector 211
2121, first position limiting structure is set between the plug division 2121 and the sealing ring 410.
It should be noted that first position limiting structure can be convexly equipped in the sealing ring 410 and the plug division
Convex ribs between 2121, i.e., described convex ribs can be set on the sealing ring 410 or the convex ribs can be set on the grafting
The internal face in portion 2121 or the convex ribs can simultaneously on the internal face of the sealing ring 410 and plug division 2121 simultaneously
Setting；First position limiting structure can also be the magnet assembly between the sealing ring 410 and the plug division 2121,
It is made of two different and mutually exclusive magnet of two magnetism；Certainly, first position limiting structure, which can also be, is set on
Reticular structure between the plug division 2121 and the sealing ring 410, you can to cross the structural member of water, here, to being set on
The first position limiting structure stated between the first plug division 2121 and the sealing ring 410 does not just enumerate.
Specifically, first position limiting structure is to be convexly equipped in the internal face of the plug division 2121 and along the plug division
2121 circumferentially spaced multiple third convex ribs 2121a, the sealing ring 410 by the adapter 300 push and with institute
It states when first annular abutting part 111 detaches and is abutted with multiple third convex ribs 2121a, this assures the sealing rings
There are gaps between 410 and the plug division 2121 of the end cap 212, ensure that the adapter 300 connects with described first
First 110 and second connector 211 it is mating when, the sealing ring 410 will not seal first connector 110, and then ensure
The composite filter element 10 can work normally.
It should be noted that the hardness of the sealing ring 410 can also affect the ability of its deformation, if the sealing
The hardness of circle 410 is bigger, then its deformability is weaker, the sealing effect of the sealing ring 410 can be thus influenced, if described
The hardness of sealing ring 410 is smaller, then, will be by institute if its deformability is stronger, but 410 deformation of the sealing ring is excessive
The first connector 110 is stated to block.In consideration of it, in an embodiment of the utility model, the hardness of the sealing ring 410 is set as
30~40A, it is preferable that the hardness of the sealing ring 410 is 35A, on the one hand ensure that the sealing ring 410 and described the in this way
It, can be preferable close by first connector 110 when one annular abutment 111 and second annular abutment 2111 abut
Envelope；On the other hand also ensure the intensity of the sealing ring 410, generated when avoiding the sealing ring 410 by water slug larger
The problem of deformation, occurs.
The sealing ring 410 is slided along second connector 211 for convenience, the sealing ring 410 and described second
The second position limiting structure is additionally provided between connector 211, so that the outside wall surface of the sealing ring 410 and second connector 211
It is arranged at intervals.Specifically, second position limiting structure includes being convexly equipped in the outside wall surface of second connector 211 and along described the
Circumferentially spaced multiple 4th convex ribs of two connectors 211；And/or 410 internal face of sealing ring is convexly equipped in, and along
Circumferentially spaced multiple 5th convex ribs 413 (please referring to Fig. 7) of the sealing ring 410.So set, it reduces described
Contact area between the outside wall surface of sealing ring 410 and second connector 211, this reduces the sealing ring 410 with
Frictional force between second connector 211, and then slided convenient for the sealing ring 410 along second connector 211.
In addition, when the outside wall surface of second connector 211 is provided with the interior of multiple 4th convex ribs or the sealing ring 410
When wall surface is provided with multiple five convex ribs 413, at this point, between existing between the sealing ring 410 and second connector 211
Gap, and the gap between the sealing ring 410 and second connector 211 can cross water, can also thus increase described
The discharge area of first connector 110, and then be conducive to accelerate the flowing of water in the filter housing 100.
It should be noted that when the outside wall surface of second connector 211 is provided with multiple 4th convex ribs, and the sealing
The internal face of circle 410 is when being provided with multiple five convex ribs 413, and the 4th adjacent convex ribs of any two are along second connector 211
Circumferential spacing be greater than circumferential width of any one 5th convex ribs 413 along the sealing ring 410, and arbitrary
The circumferential spacing of two the 5th adjacent convex ribs 413 along the sealing ring 410 be greater than any one 4th convex ribs along
The circumferential width of second connector 211.So set, avoiding adjacent two the 4th convex ribs clamps the 5th convex ribs
413 or adjacent two the 5th convex ribs 413 clamp the 4th convex ribs, and cause the sealing ring 410 and second connector
Frictional force increase between 211, and then influence the going out the problem of sliding axially along second connector 211 of sealing ring 410
It is existing.In addition, there are gaps between the 4th convex ribs and the 5th convex ribs 413, which increases first connectors 110
Water-outlet area, and then be conducive to accelerate the flowing of water in the filter housing 100.
Further, the surface of the internal face of the 4th convex ribs far from first connector 110 is convexity arc surface, in this way
The frictional force between first convex ribs and the sealing ring 410 can be reduced, and then convenient for the sealing ring 410 along described
Second connector 211 slides；The surface of 5th convex ribs 413 far from the sealing ring 410 could be provided as convexity arc surface or
Concave cambered surface can equally reduce the frictional force between the 5th convex ribs 413 and the outside wall surface of second connector 211 in this way, into
And it is slided convenient for the sealing ring 410 along second connector 211.
The adapter 300 is connected with 110 and second connector 211 of the first connector for convenience, in the utility model
Embodiment in, please refer to Fig. 8, the adapter 300 is inserted with spaced first connection-peg 310 and second of ecto-entad
Connector 320, for mating with first connector 110, second connection-peg 320 is used for first connection-peg 310
It is mating with second connector 211, it is mating to have the advantages that assembling is quick and easy, thus convenient for the switching
First 300 with the assembly and disassembly of 110 and second connector 211 of the first connector.
The adapter 300 pushes the sealing ring 410 to move namely push the sealing ring 410 and institute for convenience
It states first annular abutting part 111 to detach, in an embodiment of the utility model, please refers to Fig. 8, second connection-peg 320
Boss 321 is supported with the end set of 211 grafting of the second connector, the top can be one or more, excellent
Selection of land, the quantity for supporting boss 321 multiple described support boss 321 along second connection-peg 320 to be multiple
It is provided at circumferentially spaced.It is multiple described when 110 and second connector 211 of the adapter 300 and first connector is mating
It supports boss 321 and supports the sealing together, the sealing ring 410 to be pushed to move, can ensure the sealing ring 410 in this way
Stress equalization everywhere thereby may be ensured that the sealing ring 410 can be detached with the first annular abutting part 111 completely,
And then it ensure that first connector 110 can be opened completely.
In order to facilitate the arrangement of pipeline, in an embodiment of the utility model, Fig. 8 is please referred to, on the adapter 300
For being provided with the first butt joint 330 connected with first connection-peg 310 and being connected with second connection-peg 320
Two butt joints 340, and first butt joint, 330 and second butt joint 340 is each along first connection-peg 310 or institute
That states the second connection-peg 320 radially extends setting.Allowing in this way can be along described with the water pipe that the adapter 300 connects
Adapter 300 radially extends setting, compared to it is existing with the water pipe that adapter 300 connects along the axis of the adapter 300
To being extended, the adapter 300 in the utility model sets the first butt joint 330 and the second butt joint radially extended
340 are more conducive to the arrangement of water pipe.
The adapter 300 is fixedly connected with the filter housing 100 for convenience, in an embodiment of the utility model,
Fig. 8 is please referred to, the adapter 300 further includes two installing plates 350, and two two installing plates 350 are divided into first grafting
First 310 two opposite sides, and two fixed plates run through equipped with through-hole 351；The filter housing 100, which is equipped with, is located at described first
The mounting hole of 110 periphery of connector；Two fixed plates are respectively by passing through the through-hole 351 and being fixedly connected with the mounting hole
Fastener (screw, bolt) connect fixation with the filter housing 100.So set, convenient for the adapter 300 and the filter housing
100 fixed installation.
In an embodiment of the utility model, Fig. 1 is please referred to, the composite filter element 10 further includes check valve 500, institute
Check valve 500 is stated to be installed in second connector 211.Since the check valve 500 is one-way conduction, this allows for described
Second connector 211 is merely able into water, so as to ensure that the adapter 300 and 110 and second connector 211 of the first connector
During separation, the water in the secondary filter core 220 will not flow out.
The utility model also proposes a kind of water purifier, which includes composite filter element, the concrete structure of the composite filter element
With reference to above-described embodiment, since this water purifier employs whole technical solutions of above-mentioned all embodiments, at least have upper
All advantageous effects caused by the technical solution of embodiment are stated, this is no longer going to repeat them.
The above is only the preferred embodiment of the present invention, and it does not limit the scope of the patent of the present invention,
It is every under the inventive concept of the utility model, equivalent structure made based on the specification and figures of the utility model becomes
It changes or directly/is used in other related technical areas indirectly and is included in the scope of patent protection of the utility model.
Claims (15)
1. a kind of composite filter element, which is characterized in that including：
Filter housing, equipped with inlet and outlet, and the filter housing is equipped with the first connector for connecting its inner cavity；
Element kit is installed in the filter housing, and the element kit includes primary filter core and secondary filter core, the secondary filter core
Water outlet connected with the water outlet, the water inlet end of the primary filter core is connected with the water inlet, the primary filter core
Water outlet and first fittings, and the primary filter core is equipped with and connects and stretch into the water inlet end of the secondary filter core
The second connector in first connector；
Adapter, it is mating with first connector and the second connector, and first connector and second connector are connected
It is logical；And
Elastic switch is installed in the filter housing, and the elastic switch connects when the adapter is in contact with it by described first
Head is opened, and the elastic switch closes first connector when the adapter is separated.
2. composite filter element as described in claim 1, which is characterized in that the internal face of first connector is convexly equipped with along described
The first annular abutting part of the circumferentially extending of one connector；
The elastic switch includes the sealing ring set in a ring, and the sealing ring is sheathed on second connector, described close
Seal the adapter push its with the first annular abutment portion from when first connector opened, the sealing ring
It is abutted when the adapter is separated with the first annular abutting part, first connector is closed.
3. composite filter element as claimed in claim 2, which is characterized in that the first annular abutting part is contacted with the sealing ring
Surface, be convexly equipped with the first sealed muscle of the circumferentially extending along the first annular abutting part, first sealed muscle be used for
The sealing ring abuts.
4. composite filter element as claimed in claim 3, which is characterized in that the width of first sealed muscle is from described first annular
Abutting part is gradually reduced to the direction close to the element kit.
5. composite filter element as claimed in claim 2, which is characterized in that second connector is adjacent to the first annular abutting part
Outside wall surface, be convexly equipped with the second annular abutment circumferentially extended along second connector, second annular abutment is used for
It is abutted with the sealing ring.
6. composite filter element as claimed in claim 5, which is characterized in that the sealing ring is abutted with second annular abutment
Surface, be convexly equipped with the second sealed muscle along the circumferentially extending of the sealing ring, second sealed muscle is used for and described second
Annular abutment seals against.
7. composite filter element as claimed in claim 2, which is characterized in that the elastic switch further includes dynamic clamping head and quiet clamping head, described
Dynamic clamping head and quiet clamping head is installed in the filter housing and flexibly supports the sealing ring, so that the sealing ring is in the adapter and its
It is sealed against during separation with the first annular abutting part.
8. composite filter element as claimed in claim 7, which is characterized in that the sealing ring is back to the first annular abutting part
Surface is convexly equipped with the annular stop muscle along its circumferentially extending；
The dynamic clamping head and quiet clamping head is compression spring, and the compression spring sleeve is set on second connector, and one end of the compression spring and institute
Element kit abutting is stated, the other end of the compression spring is stretched on the inside of the annular stop muscle, and abutted with the sealing ring.
9. composite filter element as claimed in claim 8, which is characterized in that the height of the annular stop muscle is the pressure spring diameter
1~3 times.
10. the composite filter element as described in any one in claim 2-9, which is characterized in that the hardness of the sealing ring is 30
~40A.
11. the composite filter element as described in any one in claim 2-9, which is characterized in that the adapter is included by extroversion
Interior spaced first connection-peg and the second connection-peg, first connection-peg are interconnected with second connection-peg, institute
The first connection-peg is stated for mating with first connector, second connection-peg is used to match with the second connector grafting
It closes, and second connection-peg and the end set of the second connector grafting support protrusion, the protrusion of supporting is used for
Support the sealing ring.
12. composite filter element as claimed in claim 11, which is characterized in that the quantity for supporting protrusion is multiple and more
Raised being provided at circumferentially spaced along second connection-peg is supported described in a.
13. composite filter element as claimed in claim 11, which is characterized in that the adapter is additionally provided with and first connection-peg
First butt joint of connection and the second butt joint for being connected with second connection-peg, and first butt joint and the
Two butt joints radially extend setting each along first connection-peg or second connection-peg.
14. the composite filter element as described in any one in claim 2-9, which is characterized in that be equipped in second connector
Check valve.
15. a kind of water purifier, which is characterized in that the water purifier includes compound as described in any one in claim 1-14
Filter core.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721423428.2U CN207483475U (en) | 2017-10-30 | 2017-10-30 | Composite filter element and water purifier |
| PCT/CN2018/112532 WO2019085871A1 (en) | 2017-10-30 | 2018-10-30 | Water purifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721423428.2U CN207483475U (en) | 2017-10-30 | 2017-10-30 | Composite filter element and water purifier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207483475U true CN207483475U (en) | 2018-06-12 |
Family
ID=62478287
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721423428.2U Active CN207483475U (en) | 2017-10-30 | 2017-10-30 | Composite filter element and water purifier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207483475U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019085871A1 (en) * | 2017-10-30 | 2019-05-09 | 佛山市顺德区美的饮水机制造有限公司 | Water purifier |
| CN113286644A (en) * | 2019-01-11 | 2021-08-20 | 康明斯滤清系统知识产权公司 | Multi-threaded connector for filter |
-
2017
- 2017-10-30 CN CN201721423428.2U patent/CN207483475U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019085871A1 (en) * | 2017-10-30 | 2019-05-09 | 佛山市顺德区美的饮水机制造有限公司 | Water purifier |
| CN113286644A (en) * | 2019-01-11 | 2021-08-20 | 康明斯滤清系统知识产权公司 | Multi-threaded connector for filter |
| US12083459B2 (en) | 2019-01-11 | 2024-09-10 | Cummins Filtration Ip, Inc. | Multiple threaded connector for filter |
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