CN107998886A - Reverse osmosis filter core, reverse osmosis purified water system and anti-penetration water purifier - Google Patents

Abstract

The present invention discloses a kind of reverse osmosis filter core, reverse osmosis purified water system and anti-penetration water purifier, wherein, reverse osmosis filter core includes membrane component and shell, and membrane component includes central tube group, multiple reverse osmosis membrane groups, the first end cap and the second end cap, and central tube group includes pure water pipe and multiple waste pipes；Multiple reverse osmosis membrane groups are set around central tube group；First end cap and the second end cap are covered on the both ends of multiple reverse osmosis membrane groups and central tube group respectively；First end is covered with pure water outlet；Second end is covered with waste water discharge opening；Shell includes bottle and lid, and membrane component is installed in shell, and lid is equipped with pure water chamber, pure water chamber is connected with the sealing of pure water outlet, bottle is provided with raw water chamber and waste water chamber, and the gap between raw water chamber and membrane component and bottle connects, and waste water chamber is connected with waste water discharge opening sealing.Technical solution of the present invention can simplify the structure at the lid of the shell of reverse osmosis filter core.

Description

Reverse osmosis filter core, reverse osmosis purified water system and anti-penetration water purifier

Technical field

The present invention relates to reverse osmosis purified water technical field, more particularly to a kind of reverse osmosis filter core, reverse osmosis purified water system and Anti-penetration water purifier.

Background technology

Water purification is carried out using reverse osmosis filter core in anti-penetration water purifier, reverse osmosis filter core generally comprises shell and reverse osmosis membrane Element, a kind of existing reverse-osmosis membrane element of effluent water inlet are separated raw water, pure water and waste water by waterway converter, So as to which the inlet and outlet of raw water, pure water and waste water are all concentrated on the lid of shell, at the lid for causing reverse osmosis filter case It is complicated.

The content of the invention

The main object of the present invention is to provide a kind of reverse osmosis filter core, it is intended at the lid for simplifying reverse osmosis filter case Structure.

To achieve the above object, reverse osmosis filter core proposed by the present invention, it includes：

Membrane component, the membrane component include central tube group, multiple reverse osmosis membrane groups, the first end cap and the second end cap, The central tube group includes pure water pipe and around the spaced multiple waste pipe of the pure water pipe；Multiple reverse osmosis membrane groups Set around the central tube group；First end cap and second end cap are covered on the multiple reverse osmosis membrane group respectively With the both ends of the length direction of the central tube group, and respectively with the multiple reverse osmosis membrane group be tightly connected；Described first End cap is equipped with the pure water outlet being connected with the pure water pipe；The second end be covered be connected with the waste pipe it is useless Water outlet；

Shell, the shell include bottle and are covered on the lid of the bottle, and the membrane component is installed on the shell In；The lid is docked with first end cap, and the lid is equipped with the pure water chamber that connect with exterior water route, the pure water chamber with The pure water outlet sealing connection；The bottle is docked with second end cap, the bottle be equipped with respectively with exterior water route The raw water chamber and waste water chamber of connection, the gap between the raw water chamber and the membrane component and the bottle connect, the waste water Chamber is connected with waste water discharge opening sealing.

Preferably, the one end of the pure water pipe away from the pure water outlet is blocked, so that pure water is towards described pure Water outlet flows；And/or the one end of the waste pipe away from the waste water discharge opening is blocked, so that waste water is described in Waste water discharge opening flows.

Preferably, the quantity of the waste pipe is N number of, and N is greater than or equal to 3；The cross section of the pure water pipe is in N sides shape Set, and correspondence has N number of side surface, be equipped with each side surface and connect the pure water of the pure water pipe internal duct and enter Water hole；The position that each described waste pipe corresponds to a side surface of the pure water pipe is set.

Preferably, the lid includes the cover rim that roof and the periphery from the roof extend to the bottle, the top The inner surface of wall is convexly equipped with first annular muscle, and the internal perisporium of the first annular muscle, which encloses, to be set to form the pure water chamber；Described first The surface of end cap towards the pure water pipe is convexly equipped with first for stretching in the pure water pipe and being connected with the pure water pipe and stretches into Pipe, first end cap are equipped with towards the surface of the lid and stretch into the first connecting tube that pipe connects with described first, and described the One connecting tube is stretched into the pure water chamber and sealed against with the first annular muscle, and first connecting tube is towards the lid The mouth of pipe form the pure water outlet.

Preferably, the bottom of the bottle is convexly equipped with the second annular muscle, and the internal perisporium of the described second annular muscle, which encloses, to be set to be formed The waste water chamber, and the described second annular periphery wall of muscle encloses with the sidepiece of the bottle and sets to form raw water chamber；

The surface of second end cap towards the waste pipe is convexly equipped with multiple second and stretches into pipe, and each described second stretches Enter pipe to stretch into a waste pipe and connect with the waste pipe, the surface of bottom of second end cap towards the bottle Equipped with stretching into pipe with multiple described second and connecting, the second connecting tube is set, second connecting tube stretch into the waste water chamber and with Described second annular muscle seals against, and the mouth of pipe of second connecting tube towards the bottle body bottom forms the waste water discharge Mouthful.

Preferably, each described reverse osmosis membrane group is respectively provided with Part I and position inside the central tube group Part II outside the central tube group, each waste pipe and the pure water pipe are by a reverse osmosis membrane group Part I separate；The Part II of multiple reverse osmosis membrane groups is centered around around the central tube group.

Preferably, each described reverse osmosis membrane group includes reverse osmosis membrane, water inlet flow-guiding screen and pure water flow-guiding screen；

The just inward-facing doubling of the reverse osmosis membrane of each reverse osmosis membrane group is set, multiple reverse osmosis membranes The Part II overlapping of group and jointly along in the central tube group of the central tube group；It is same described reverse osmosis Water inlet flow channel is formed between the interlayer of diaphragm front；Production current are formed between the reverse side interlayer of the two neighboring reverse osmosis membrane Road；The water inlet flow-guiding screen and the waste pipe are located in water inlet flow channel, and the pure water flow-guiding screen is in production water flow passage.

The present invention also propose a kind of reverse osmosis purified water system, the reverse osmosis purified water system include inlet pipeline, pure water pipeline, Waste line and reverse osmosis filter core；The reverse osmosis filter core includes membrane component and shell, and the membrane component includes central tube group, more A reverse osmosis membrane group, the first end cap and the second end cap, the central tube group include pure water pipe and around the pure water pipe Spaced multiple waste pipes；Multiple reverse osmosis membrane groups are set around the central tube group；First end cap and described Second end cap is covered on the both ends of the length direction of the multiple reverse osmosis membrane group and the central tube group respectively, and respectively with The multiple reverse osmosis membrane group is tightly connected；The first end is covered with the pure water outlet being connected with the pure water pipe； The second end is covered with the waste water discharge opening being connected with the waste pipe；The shell includes bottle and is covered on the bottle The lid of body, the membrane component are installed in the shell；The lid is docked with first end cap, the lid be equipped with The pure water chamber of exterior water route connection, the pure water chamber are connected with pure water outlet sealing；The bottle and the second end Lid docking, the bottle are equipped with the raw water chamber and waste water chamber connected respectively with exterior water route, the raw water chamber and the membrane component Gap between the bottle connects, and the waste water chamber is connected with waste water discharge opening sealing；The inlet pipeline and institute The raw water chamber for stating bottle is connected, and the pure water pipeline is connected with the pure water chamber of the lid, the waste line and described The waste water chamber of bottle is connected.

Preferably, the inlet pipeline is equipped with preposition composite filter element, inlet valve and booster pump successively along water inlet direction；It is described Pure water pipeline is equipped with postposition granulated carbon filter core, check valve and high-voltage switch gear successively along water outlet direction, and the waste line is equipped with Wastewater valve；The reverse osmosis purified water system further includes discharging device, and the discharging device is with the pure water pipeline away from described anti- The mouth of pipe of infiltration filter core is connected.

The present invention also proposes a kind of anti-penetration water purifier, which includes reverse osmosis purified water system, the reverse osmosis Saturating water cleaning systems include inlet pipeline, pure water pipeline, waste line and reverse osmosis filter core；The reverse osmosis filter core includes membrane component And shell, the membrane component include central tube group, multiple reverse osmosis membrane groups, the first end cap and the second end cap, the center Pipe group includes pure water pipe and around the spaced multiple waste pipe of the pure water pipe；Multiple reverse osmosis membrane groups are around described Central tube group is set；First end cap and second end cap be covered on respectively the multiple reverse osmosis membrane group and it is described in The both ends of the length direction of heart pipe group, and be tightly connected respectively with the multiple reverse osmosis membrane group；The first end is covered with The pure water outlet being connected with the pure water pipe；The second end is covered with the waste water discharge being connected with the waste pipe Mouthful；The shell includes bottle and is covered on the lid of the bottle, and the membrane component is installed in the shell；The lid Docked with first end cap, the lid is equipped with the pure water chamber connected with exterior water route, the pure water chamber and pure water row Exit seal connects；The bottle is docked with second end cap, and the bottle is equipped with the raw water connected respectively with exterior water route Chamber and waste water chamber, the gap between the raw water chamber and the membrane component and the bottle connect, and the waste water chamber gives up with described The sealing connection of water outlet；The inlet pipeline is connected with the raw water chamber of the bottle, the pure water pipeline and the lid Pure water chamber be connected, the waste line is connected with the waste water chamber of the bottle.

The pure water outlet of membrane component is arranged on first end and covers in technical solution of the present invention, and waste water discharge opening is arranged on On two end caps so that pure water and waste water can discharge from different directions；Setting and external water on the lid of reverse osmosis filter core The pure water chamber of road connection, sets the raw water chamber and waste water chamber connected with exterior water route, so so that lid and bottle on bottle Without waterway converter during assembling, the structure of whole reverse osmosis filter core is simplified, and then facilitates the lid of reverse osmosis filter core The assembling of body and bottle.Also, pure water chamber is connected with the sealing of pure water outlet, the gap between raw water chamber and membrane component and bottle Connection, waste water chamber are connected with waste water discharge opening sealing, and the lid for realizing reverse osmosis filter core goes out pure water, and bottle is into raw water and goes out useless The waterway structure of water, so as to preferably distinguish pure water and waste water, reduces pure water by the risk of contaminated wastewater.

Brief description of the drawings

Fig. 1 is the structure diagram of reverse osmosis one embodiment of filter core of the present invention；

Fig. 2 is the decomposition texture schematic diagram of reverse osmosis filter core shown in Fig. 1；

Fig. 3 is the cross-sectional view along A-A of reverse osmosis filter core shown in Fig. 1；

Fig. 4 is the cross-sectional view of the membrane component of the shown reverse osmosis filter core of Fig. 3；

Fig. 5 is the structure diagram of the central tube group of reverse osmosis filter core shown in Fig. 1；

Fig. 6 is that a reverse osmosis membrane group and a waste pipe and one are pure in the membrane component of reverse osmosis filter core shown in Fig. 1 The top view that water pipe coordinates；

Fig. 7 is the structure diagram of one embodiment of reverse osmosis purified water system of the present invention.

Drawing reference numeral explanation：

Label	Title	Label	Title
				100	Membrane component	200	Shell
110	Central tube group	120	Reverse osmosis membrane group
				130	First end cap	140	Second end cap
111	Pure water pipe	112	Waste pipe
				1111	Pure water blasthole	1121	Waste water blasthole
121	Reverse osmosis membrane	122	Water inlet flow-guiding screen
				123	Pure water flow-guiding screen	131	Pure water outlet
132	First stretches into pipe	133	First connecting tube
				141	Waste water discharge opening	142	Second stretches into pipe
143	Second connecting tube	210	Bottle
				220	Lid	211	Second annular muscle
221	Roof	222	Cover rim
				223	First annular muscle	500	Discharging device
600	Inlet pipeline	700	Pure water pipeline
				800	Waste line	900	Reverse osmosis filter core
610	Preposition composite filter element	620	Inlet valve
				630	Booster pump	710	Postposition granulated carbon filter core
720	Check valve	730	High-voltage switch gear
				810	Wastewater valve

The embodiments will be further described with reference to the accompanying drawings for the realization, the function and the advantages of the object of the present invention.

Embodiment

Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete Site preparation describes, it is clear that described embodiment is only the part of the embodiment of the present invention, instead of all the embodiments.Base Embodiment in the present invention, those of ordinary skill in the art obtained without creative efforts it is all its His embodiment, belongs to the scope of protection of the invention.

If it is to be appreciated that related in the embodiment of the present invention directionality instruction (such as up, down, left, right, before and after ...), Then directionality instruction be only used for explaining relative position relation under a certain particular pose (as shown in drawings) between each component, Motion conditions etc., if the particular pose changes, directionality instruction also correspondingly changes correspondingly.

If in addition, relating to the description of " first ", " second " etc. in the embodiment of the present invention, " first ", " second " etc. are somebody's turn to do Description be only used for description purpose, and it is not intended that instruction or implying its relative importance or implicit indicating indicated skill The quantity of art feature.Thus, " first " is defined, the feature of " second " can be expressed or implicitly includes at least one spy Sign.In addition, the technical solution between each embodiment can be combined with each other, but must be with those of ordinary skill in the art's energy Based on enough realizations, the knot of this technical solution is will be understood that when the combination appearance of technical solution is conflicting or can not realize Conjunction is not present, also not within the protection domain of application claims.

The present invention proposes a kind of reverse osmosis filter core.

Please refer to Fig.1 to Fig.3, in embodiments of the present invention, which includes membrane component 100 and shell 200, the membrane component 100 includes central tube group 110, multiple reverse osmosis membrane groups 120, the first end cap 130 and the second end cap 140, the central tube group 110 includes the waste pipe 112 of pure water pipe 111 and multiple spaced settings, multiple waste water Pipe 112 is arranged around the pure water pipe 111；Multiple reverse osmosis membrane groups 120 are set around the central tube group 110；Described One end cap 130 and second end cap 140 are covered on the multiple reverse osmosis membrane group 120 and the central tube group 110 respectively Length direction both ends, and be tightly connected respectively with the multiple reverse osmosis membrane group 120；First end cap 130 is equipped with The pure water outlet 131 (referring to Fig. 4) being connected with the pure water pipe 111；Second end cap 140 is equipped with and the waste water The waste water discharge opening 141 (referring to Fig. 4) that pipe 112 is connected；The shell 200 includes bottle 210 and covers the bottle 210 Lid 220, the membrane component 100 is installed in the shell 200, and the lid 220 is docked with first end cap 130, The lid 220 is equipped with the pure water chamber connected with exterior water route, and the pure water chamber connects with the pure water outlet 131 sealing Logical, the bottle 210 is equipped with the raw water chamber and waste water chamber connected respectively with exterior water route, the raw water chamber and the membrane component Gap between 100 and the bottle 210 connects, and the waste water chamber is connected with the waste water discharge opening 141 sealing.

The pure water outlet 131 of membrane component 100 is arranged on the first end cap 130 in technical solution of the present invention, waste water discharge Mouth 141 is arranged on the second end cap 140 so that pure water and waste water can discharge from different directions；In reverse osmosis filter core 900 The pure water chamber connected with exterior water route is set on lid 220, the raw water connected with exterior water route is set on the bottom of bottle 210 Chamber and waste water chamber, so so that without waterway converter when lid 220 and bottle 210 assemble, and then simplify whole anti- The structure of filter core 900 is permeated, and then facilitates the assembling of the lid and bottle of reverse osmosis filter core 900.Also, pure water chamber and pure water The sealing connection of outlet 131, the gap between raw water chamber and membrane component 100 and bottle 210 connect, waste water chamber and waste water discharge opening 141 sealing connections, the lid 220 for realizing reverse osmosis filter core 900 go out pure water, and bottle 210 is tied into raw water with the water route for going out waste water Structure, so as to preferably distinguish pure water and waste water, reduces pure water by the risk of contaminated wastewater.

The central tube group 110 of above-mentioned reverse-osmosis membrane element 100 includes the useless of pure water pipe 111 and multiple circular pure water pipe 111 Water pipe 112；And each waste pipe 112 corresponds to one page reverse osmosis membrane group 120, so set, realizing reverse-osmosis membrane element 100 multimembrane pages batch, and then are conducive to add the runner quantity of the reverse-osmosis membrane element 100, are conducive to improve raw water flux； Meanwhile also solve causes osmotic pressure insufficient because reverse osmosis membrane group 120 is long, and then cause part reverse osmosis membrane group 120 do not play the role of filtering.

Due to above-mentioned central tube group 110 by multipage reverse osmosis membrane group 120 wound on center, in the first end cap 130 and second end cap 140 seal 120 both ends of reverse osmosis membrane group after, 120 outer side edges of multipage reverse osmosis membrane group can be formed Effluent is intake, and middle waste pipe 112 discharges the raw water water route of waste water；Reverse osmosis filter core 900 in use, raw water by effluent into Water, runner narrow, and water inlet area reduces, and flow also increases significantly, therefore can increase raw water and be contacted with reverse osmosis membrane 121 Time, improve the utilization rate of raw water；Meanwhile because reducing raw water water inlet area, 122 surface of reverse osmosis membrane can be increased Water velocity (is V=Q/S into the relation between water flux Q and water velocity V when certain into water flux；Wherein, S is water inlet Area, specifically, S=Ld；L is water inlet end diaphragm length, and d is section thickness, and effluent mainly reduces L, in addition uses thickness Small water inlet flow-guiding screen 122 can be with reduce thickness d), it is thus possible to reduces 121 surface concentration polarization of reverse osmosis membrane, reducing should The pollution speed of reverse-osmosis membrane element 100, is conducive to improve the raw water rate of recovery, so as to improve the waste problem of raw water.

Referring to Fig. 3, the collection of pure water for convenience, can be by the pure water pipe 111 away from the pure water outlet 131 One end closure, at this time, the pure water flow direction in the pure water pipe 111 is certain, i.e., the pure water in pure water pipe 111 can only be from pure Water outlet 131 is discharged.Likewise, the export of waste water for convenience, can will be at least one in multiple waste pipes 112 One end closure of the waste pipe 112 away from the waste water discharge opening 141.At this time, the waste water flow direction one in the waste pipe 112 Fixed, i.e., the waste water in waste pipe 112 can only be discharged from waste water discharge opening 141.

In actual use, reverse-osmosis membrane element 100 is usually placed vertically, the corresponding pure water pipe 111 and more A waste pipe 112 is also vertically put, and at this time, pure water, reverse-osmosis membrane element is brought out on reverse-osmosis membrane element 100 100 lower end effluent, can so be effectively prevented from the waste water in reverse-osmosis membrane element 100 and reverse-osmosis membrane element 100 Pure water mixing, and then can be contaminated to avoid the pure water in reverse-osmosis membrane element 100.Water in the reverse-osmosis membrane element 100 Specific mobility status, can refer to 3, wherein dotted line with the arrow instruction is water (flow) direction, pure water is from the pure water pipe 111 Pure water blasthole 1111 (referring to Fig. 4) is entered in pure water pipe 111, and is flowed upwards out along the passage inside pure water pipe 111 Pure water pipe 111；Waste water enters waste pipe 112 from the waste water blasthole 1121 (referring to Fig. 5) of the waste pipe 112, and along Passage inside waste pipe 112 flows downward out waste pipe 112.

It should be noted that the particular number of waste pipe 112 determines the quantity of reverse osmosis membrane group 120, also determine The size of pure water pipe 111.Set specifically, a reverse osmosis membrane group 120 corresponds to a waste pipe 112, waste pipe more than 112 Then the quantity of reverse osmosis membrane group 120 is more, and the flux of corresponding reverse-osmosis membrane element 100 is also bigger, and the ruler of pure water pipe 111 It is very little also corresponding bigger.The shape of the particular number of waste pipe 112, shape and corresponding pure water pipe 111 can be according to actual conditions Set, refer to Fig. 5 and combine Fig. 4 understandings, in one embodiment of this invention, the quantity of the waste pipe 112 is N number of, and N is big In or equal to 3；The cross section of the pure water pipe 111 is set in N sides shape, and correspondence has N number of side surface, the pure water pipe 111 Each side surface on be equipped with the pure water blasthole 1111 for connecting 111 internal duct of pure water pipe；Each described waste water The position that pipe 112 corresponds to 111 1 side surface of pure water pipe is set, and each waste pipe 112, which is equipped with, connects the waste pipe 112 internal ducts.The side of each waste pipe 112 towards the side surface can be plane at this time, facilitate reverse osmosis Diaphragm group 120 is stretched into and wound.Specifically, in the present embodiment, N=5, the i.e. quantity of waste pipe 112 are 5, pure water pipe 111 Cross section is substantially set in regular pentagon, and correspondence has five side surfaces, each described waste pipe 112 corresponds to a side The position on surface is set.This setup can ensure that each waste pipe 112 individually corresponds to a side table of pure water pipe 111 Face, carry out wound membrane operation when from each other will not be interfering with each other, instant rolled membrane operations.In order to ensure that each waste pipe 112 is right The pure water that the reverse osmosis membrane group 120 answered is produced can be timely collected into pure water pipe 111, the pure water pipe 111 it is every One side surface is equipped with multiple pure water blastholes 1111, and length side of multiple pure water blastholes 1111 along the pure water pipe 111 To being intervally arranged, as a result, the pure water of each position of the pure water pipe 111 can quickly pass through pure water blasthole 1111 flow into the pure water pipe 111.In order to exclude waste water in time, it is interval with each waste pipe 112 more The internal path waste water blasthole 1121 of a connection waste pipe 112, and multiple waste water blastholes 1121 are along the waste pipe 112 length direction is uniformly arranged, as a result, the waste water of each position of the waste pipe 112 can be entered by waste water Water hole 1121 is flowed into the waste pipe 112, and then has been easy to the discharge of waste water.

Operated in order to facilitate wound membrane, the pure water pipe 111 and multiple 112 common combinations of the waste pipe can be set to be formed Cylindrical；During wound membrane, than more uniform when central tube group 110 rotates, it is not easy to appearance that is crooked, while rolling finished product occurs Easy to roll being installed in the shell of reverse-osmosis membrane element 100 of finished product, reverse-osmosis membrane element 100 can be also allowed for than more uniform End cap and roll the alignment and sealing of finished product.

Pure water chamber can be enclosed to set by the rib being arranged in lid 220 to be formed, referring to Fig. 3, in the present embodiment, it is described Lid 220 includes the cover rim 222 that roof 221 and the periphery from the roof 221 extend to the bottle 210, cover rim 222 and bottle Body 210 is tightly connected, and realizes the sealing of shell, and the inner surface of the roof 221 is convexly equipped with first annular muscle 223, and described first The internal perisporium of annular muscle 223, which encloses, to be set to form the pure water chamber, and the first annular muscle 223 set by an annular can form this Pure water chamber, simple in structure, easy to produce and manufacture, also allows for the assembling of reverse osmosis filter core 900.First end cap, 130 direction The surface of the pure water pipe 111 is convexly equipped with first for stretching into the pure water pipe 111 and being connected with the pure water pipe 111 and stretches into pipe 132, stretching into pipe 132 by first realizes docking for the first end cap 130 and pure water pipe 111, and pure water pipe 111 can be carried out Positioning, the first end cap 130 are equipped with the first connecting tube 133 towards the surface of the lid 220, and described first stretches into pipe 132 and institute State the first connecting tube 133 to connect, 132 and first connecting tube 133 of pipe is stretched into by pure water reliably from pure water pipe 111 by first Export, first connecting tube 133 are stretched into the pure water chamber and sealed against with the first annular muscle 223, described first The mouth of pipe of connecting tube 133 towards the lid 220 forms the pure water outlet 131, the first connecting tube 133 and first annular muscle After 223 sealed connection, pure water can flow to the first lid 220 from pure water pipe 111 and flow to again in pure water chamber, whole pure water Flow path is independent sealed.At the same time the first end cap 130 the first positioning protrusion stretched into waste pipe can also be set, to central tube group into Row positioning, is conducive to improve the structural reliability of membrane component 100.

Raw water chamber and waste water chamber equally can be enclosed to set by the rib being arranged in bottle 210 to be formed, can also be by bottle Grooving is formed in body 210, and further referring to Fig. 3, in the present embodiment, the bottom of the bottle 210 is convexly equipped with the second annular Muscle 211, the internal perisporium of the second annular muscle 211, which encloses, to be set to form the waste water chamber, the periphery wall of the described second annular muscle 211 with The sidepiece of bottle 210 encloses jointly to be set to form raw water chamber, and the second annular muscle 211 set by an annular can form waste water chamber With raw water chamber, so so that the structure of bottle 210 is simple, it is easy to produce and manufacture；Second end cap 140 gives up towards described The surface of water pipe 112 is convexly equipped with multiple second and stretches into pipe 142, and each described second stretches into pipe 142 and stretch into the waste water Connected in pipe 112 and with the waste pipe 112, in this way, docking for the second end cap 140 and waste pipe 112 is realized, and can be right Waste pipe 112 is positioned, and the second end cap 140 is equipped with the second connecting tube 143 towards the surface of the lid 220, multiple described Second stretches into pipe 142 connects with second connecting tube 143, and the waste water that each waste pipe 112 is collected passes through corresponding second Stretch into pipe 142 to flow into the second connecting tube 143, collect in the second connecting tube 143, second connecting tube 143 stretches into described Sealed against in waste water chamber and with the described second annular muscle 211, second connecting tube 143 is towards 210 bottom of bottle The mouth of pipe forms the waste water discharge opening 141, the second connecting tube 143 with after the sealed connection of the second annular muscle 211, waste water can be from Pure water pipe 111 flow to the second lid 220 and flow to again in waste water chamber, and whole waste water flow path is independent sealed, may not flow into raw water Middle polluted raw.The second end cap 140 can also set the second positioning protrusion stretched into pure water pipe at the same time, and central tube group is carried out Positioning, is conducive to improve the structural reliability of membrane component 100.

In order to more smoothly separate pure water and waste water, referring to Fig. 6, in the present embodiment, each is described reverse osmosis Diaphragm group 120 is respectively provided with the Part I inside the central tube group 110 and outside the central tube group 110 Two parts, each waste pipe 112 and the pure water pipe 111 by the Part I of a reverse osmosis membrane group 120 every Open；The Part II of multiple reverse osmosis membrane groups 120 is centered around around the central tube group 110.Reverse osmosis membrane group 120 Part I separates pure water pipe 111 with waste pipe 112, be conducive to pure water pipe 111 and waste pipe 112 receive respectively it is pure Water and waste water, the Part II of reverse osmosis membrane group 120 form the water stream channel of annular around central tube group 110, Water supply is flowed through and by reverse osmosis membrane separation pure water, in this way, pure water and waste water can be distinguished, ensures purifying water effect.

Further referring to Fig. 6, each described reverse osmosis membrane group 120 includes reverse osmosis membrane 121, water inlet flow-guiding screen 122 and pure water flow-guiding screen 123；Water inlet flow-guiding screen 122 and pure water flow-guiding screen 123 are separately positioned on the reverse osmosis membrane 121 Tow sides, raw water reverse osmosis membrane 121 front flowing, and under the action of osmotic pressure, from reverse osmosis membrane 121 Just towards reverse osmosis membrane 121 reverse side permeate pure water, pure water produce reverse osmosis membrane 121 reverse side and in pure water water conservancy diversion Flowed under the guide functions of net 123 to pure water pipe 111.Wherein, reverse osmosis membrane 121 can pass through doubling front and front Adjacent, reverse side is abutted with reverse side, unnecessary contact is avoided, so as to prevent pure water to be contaminated；During practical operation, reverse osmosis membrane Can be that just inward-facing doubling can also be reverse side inside doubling during 121 doubling, carrying out Rational choice according to actual conditions is Can.In the present embodiment, the just inward-facing doubling of the reverse osmosis membrane 121 of each reverse osmosis membrane group 120 is set, multiple The Part II of the reverse osmosis membrane group 120 overlaps and circumferentially winds the central tube group 110 jointly；The same reverse osmosis Water inlet flow channel is formed between 121 front interlayer of permeable membrane piece；Formed between the reverse side interlayer of the two neighboring reverse osmosis membrane 121 Produce water flow passage；The water inlet flow-guiding screen 122 and the waste pipe 112 are located in water inlet flow channel, and the pure water flow-guiding screen 123 is located at Produce in water flow passage.At this time, between water inlet flow channel and production water flow passage independently of each other, and thoroughly isolate, can effectively ensure that each The water inlet flow-guiding screen 122 of a reverse osmosis membrane group 120 not with the pure water pipe 111 and other reverse osmosis membrane group The reverse side contact of 120 reverse osmosis membrane 121；The pure water flow-guiding screen 123 of each reverse osmosis membrane group 120 not with it is described The front face of the reverse osmosis membrane 121 of waste pipe 112 and other reverse osmosis membrane groups 120；Raw water is only in feed water flow Flow in road and finally discharged by waste pipe 112, pure water only flows in water flow passage is produced finally is discharged by pure water pipe 111, so as to keep away Exempt from pure water pollution, ensure clean-up effect.In order to smoothly export pure water, in the present embodiment, the production can be set Other sides equal closing seam of the water flow passage in addition to close to the side of the pure water pipe 111, so that the production water flow passage is only With the pure water outlet towards the pure water pipe 111；The film bag that water flow passage forms three side seals, one side opening, film are produced at this time Against pure water pipe 111, the pure water limited in film bag can only flow sack towards pure water pipe 111；Work of the raw water in reverse osmosis membrane 121 With rear generation pure water, pure water, which is formed in film bag and flow to sack, to be entered in pure water pipe 111.

Referring to Fig. 7, and understood with reference to Fig. 1 and Fig. 3, the present invention also proposes a kind of reverse osmosis purified water system, this is anti- Infiltration water cleaning systems include inlet pipeline 600, pure water pipeline 700, waste line 800 and reverse osmosis filter core 900, the reverse osmosis filter The concrete structure of core 900 is with reference to above-described embodiment, since this reverse osmosis purified water system employs the whole of above-mentioned all embodiments Technical solution, therefore all beneficial effects caused by the same technical solution with above-described embodiment, no longer go to live in the household of one's in-laws on getting married one by one herein State.Wherein, the inlet pipeline 600 is connected with the raw water chamber of the bottle 210 of the reverse osmosis filter core 900, the pure water pipe Road 700 is connected with the pure water chamber of the lid 220 of the reverse osmosis filter core 900, the waste line 800 and the reverse osmosis filter The waste water chamber of the bottle 210 of core 900 is connected.Raw water is flowed into raw water chamber from inlet pipeline 600, flows ultimately to shell 200 Realize that effluent is intake between the side of membrane component 100, raw water flows under the action of osmotic pressure and permeates generation pure water, waste water The waste water chamber of 210 bottom of bottle is flow into waste pipe and then flows into waste line 800 and is discharged, and raw water is flowed into pure water pipe Pure water chamber and then inflow pure water pipeline to lid 220 are conveyed to user.

Further referring to Fig. 7, the inlet pipeline 600 is equipped with preposition composite filter element 610, water inlet successively along water inlet direction Valve 620 and booster pump 630；The pure water pipeline 700 is equipped with postposition granulated carbon filter core 710, check valve 720 successively along water outlet direction With high-voltage switch gear 730, the waste line 800 is equipped with wastewater valve 810；The reverse osmosis purified water system further includes discharging device 500, the discharging device 500 is connected with the mouth of pipe of the pure water pipeline away from the reverse osmosis filter core 900.Inlet pipeline 600 are connected with external water source, and booster pump 630 provides power for current so that raw water is under the effect of the pressure by reverse osmosis Filter core 900 is purified, and in order to control the size of current, inlet valve 620, water inlet are set generally on the inlet pipeline 600 Valve 620 can be solenoid valve.In the present embodiment, preposition composite filter element 610 is additionally provided with the inlet pipeline 600；It is described preposition The water outlet of composite filter element 610 is connected with the water inlet of the inlet valve 620.Preposition composite filter element 610 generally comprises poly- third Alkene fibrous filter layer and activated carbon filter layer, it can filter out large granular impurity and some foreign pigments in water, avoid water In impurity damage inlet valve 620, the original paper such as booster pump 630 and reverse osmosis filter core 900, so as to effectively improve the reverse osmosis purified water The service life of system.Raw water produces pure water and waste water, wherein pure water passes through pure water after the purification of reverse osmosis filter core 900 Pipeline is exported to user.In order to avoid pure water is flow backwards, in the present embodiment, the pure water pipeline 700 is equipped with 720 He of check valve High-voltage switch gear 730, the check valve 720 are serially connected between the high-voltage switch gear 730 and the pure water water outlet；It is single by setting To valve 720 and high-voltage switch gear 730, pure water water outlet is aided in, avoids pure water from flowing backwards.In order to further lift effluent characteristics, Ke Yi Postposition granulated carbon filter core 710 is set in the pure water pipeline 800；The postposition granulated carbon filter core 710 is serially connected with the check valve Between 720 and the pure water water outlet, the pure water to flow through further is filtered, and filters out the granule foreign in water and one A little foreign pigments.The discharging device 500 is connected with the one end of the pure water pipeline 700 away from the reverse osmosis filter core 900； User is operated directly on discharging device 500 and water receiving；Discharging device 500 be usually tap, in the present embodiment, it is described go out Water installations 500 are UV sterilizing taps, it can carry out sterilizing to pure water, improve the safety and sanitation of pure water.

The present invention also proposes a kind of anti-penetration water purifier, which includes reverse osmosis purified water system, the reverse osmosis The concrete structure of saturating water cleaning systems is with reference to above-described embodiment, since this anti-penetration water purifier employs the complete of above-mentioned all embodiments Portion's technical solution, therefore all beneficial effects caused by the same technical solution with above-described embodiment, herein no longer one by one Repeat.

It should be noted that the technical solution of each embodiment of the present invention can be combined with each other, but must be with this The technical staff in field can be implemented as basis, when the combination of technical solution occur it is conflicting or when can not realize should people recognize Combination for this technical solution is not present, also not within the protection domain of application claims.

The foregoing is merely the preferred embodiment of the present invention, is not intended to limit the scope of the invention, every utilization The equivalent structure transformation that description of the invention and accompanying drawing content are made, is directly or indirectly used in other relevant technology necks Domain, is included within the scope of the present invention.

Claims (10)

1. A kind of 1. reverse osmosis filter core, it is characterised in that including：

   Membrane component, the membrane component includes central tube group, multiple reverse osmosis membrane groups, the first end cap and the second end cap, described Central tube group includes pure water pipe and around the spaced multiple waste pipe of the pure water pipe；Multiple reverse osmosis membrane groups are surround The central tube group is set；First end cap and second end cap are covered on the multiple reverse osmosis membrane group and institute respectively The both ends of the length direction of central tube group are stated, and are tightly connected respectively with the multiple reverse osmosis membrane group；First end cap Equipped with the pure water outlet being connected with the pure water pipe；The second end is covered with the waste water row being connected with the waste pipe Outlet；

   Shell, the shell include bottle and are covered on the lid of the bottle, and the membrane component is installed in the shell；Institute State lid to dock with first end cap, the lid is equipped with the pure water chamber that connects with exterior water route, the pure water chamber and described The sealing connection of pure water outlet；The bottle is docked with second end cap, and the bottle is equipped with and is connected respectively with exterior water route Raw water chamber and waste water chamber, the gap between the raw water chamber and the membrane component and the bottle connects, the waste water chamber with The waste water discharge opening sealing connection.
2. 2. reverse osmosis filter core as claimed in claim 1, it is characterised in that the pure water pipe away from the pure water outlet one End is blocked, so that pure water is flowed towards the pure water outlet；And/or

   The one end of the waste pipe away from the waste water discharge opening is blocked, so that waste water is towards the waste water discharge opening stream It is dynamic.
3. 3. reverse osmosis filter core as claimed in claim 1, it is characterised in that the quantity of the waste pipe be it is N number of, and N be more than or Equal to 3；

   The cross section of the pure water pipe is set in N sides shape, and correspondence has N number of side surface, is equipped with each side surface Connect the pure water blasthole of the pure water pipe internal duct；

   The position that each described waste pipe corresponds to a side surface of the pure water pipe is set.
4. 4. reverse osmosis filter core as claimed in claim 1, it is characterised in that the lid includes roof and the week from the roof The cover rim that edge extends to the bottle, the inner surface of the roof are convexly equipped with first annular muscle, the inner circumferential of the first annular muscle Wall, which encloses, to be set to form the pure water chamber；

   The surface of first end cap towards the pure water pipe, which is convexly equipped with, to be stretched in the pure water pipe and connects with the pure water pipe Logical first stretches into pipe, and first end cap is equipped with the first company for stretching into pipe with described first and connecting towards the surface of the lid Adapter, first connecting tube are stretched into the pure water chamber and sealed against with the first annular muscle, first connecting tube The pure water outlet is formed towards the mouth of pipe of the lid.
5. 5. reverse osmosis filter core as claimed in claim 1, it is characterised in that the bottom of the bottle is convexly equipped with the second annular muscle, The internal perisporium of described second annular muscle, which encloses, to be set to form the waste water chamber, and the periphery wall of the described second annular muscle and the bottle Sidepiece, which encloses, to be set to form raw water chamber；

   The surface of second end cap towards the waste pipe is convexly equipped with multiple second and stretches into pipe, and each described second stretches into pipe Stretch into a waste pipe and connected with the waste pipe, the surface of bottom of second end cap towards the bottle is equipped with Stretch into pipe with multiple described second and connect and the second connecting tube is set, second connecting tube stretch into the waste water chamber and with it is described Second annular muscle seals against, and the mouth of pipe of second connecting tube towards the bottle body bottom forms the waste water discharge opening.
6. 6. reverse osmosis filter core as claimed in claim 1, it is characterised in that each described reverse osmosis membrane group, which is respectively provided with, to be located at Part I inside the central tube group and the Part II outside the central tube group, each waste pipe and institute Pure water pipe is stated to be separated by the Part I of a reverse osmosis membrane group；The Part II of multiple reverse osmosis membrane groups encloses It is wound on around the central tube group.
7. 7. reverse osmosis filter core as claimed in claim 6, it is characterised in that each described reverse osmosis membrane group includes reverse osmosis Diaphragm, water inlet flow-guiding screen and pure water flow-guiding screen；

   The just inward-facing doubling of the reverse osmosis membrane of each reverse osmosis membrane group is set, multiple reverse osmosis membrane groups Part II overlaps and jointly along in the central tube group of the central tube group；The same reverse osmosis membrane Water inlet flow channel is formed between the interlayer of front；Production water flow passage is formed between the reverse side interlayer of the two neighboring reverse osmosis membrane；Institute State water inlet flow-guiding screen and the waste pipe is located in water inlet flow channel, the pure water flow-guiding screen is in production water flow passage.
8. 8. a kind of reverse osmosis purified water system, it is characterised in that including inlet pipeline, pure water pipeline, waste line and such as right will Seek the reverse osmosis filter core described in 1 to 7；The inlet pipeline is connected with the raw water chamber of the bottle, the pure water pipeline and institute The pure water chamber for stating lid is connected, and the waste line is connected with the waste water chamber of the bottle.
9. 9. such as claim 8 reverse osmosis purified water system, it is characterised in that the inlet pipeline is equipped with preposition successively along water inlet direction Composite filter element, inlet valve and booster pump；The pure water pipeline along water outlet direction successively be equipped with postposition granulated carbon filter core, check valve and High-voltage switch gear, the waste line are equipped with wastewater valve；The reverse osmosis purified water system further includes discharging device, the water outlet dress Put and be connected with the mouth of pipe of the pure water pipeline away from the reverse osmosis filter core.
10. 10. a kind of anti-penetration water purifier, it is characterised in that including reverse osmosis purified water system as claimed in claim 8 or 9.