CN105258805B - Sensor device - Google Patents
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- CN105258805B CN105258805B CN201510790659.6A CN201510790659A CN105258805B CN 105258805 B CN105258805 B CN 105258805B CN 201510790659 A CN201510790659 A CN 201510790659A CN 105258805 B CN105258805 B CN 105258805B
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Abstract
The present invention discloses a kind of sensor device, including mounting box, the cavity opened wide in mounting box formed with side；Installation lid, installation lid are located on mounting box to cover the unlimited side of cavity, and cable-through hole and the putting hole of annular are limited between mounting box and installation lid；Baffle plate, baffle plate are located in cavity and are separated out the first accommodating chamber and the second accommodating chamber with, and cable-through hole connects with the second accommodating chamber；Sensor cluster, sensor cluster includes circuit board, sensor and binding post, binding post and sensor respectively with circuit board electrical connection, sensor cluster is located in the first accommodating chamber, the wire being connected with binding post stretches out cavity through cable-through hole, encapsulating layer, encapsulating layer at least covering board are filled with wherein the first accommodating chamber；Sealing ring, sealing ring are located in putting hole.According to sensor of the invention device, the sealing to sensor cluster can be improved, effectively dustproof and waterproof.
Description
Technical field
The present invention relates to sensor technical field, more particularly, to a kind of sensor device.
Background technology
Pointed out in correlation technique, the sealing of sensor device is poor, and waterproof and dustproof is ineffective.
The content of the invention
It is contemplated that at least solves one of technical problem in correlation technique to a certain extent.Therefore, the present invention carries
Go out a kind of sensor device, good airproof performance.
Sensor device according to embodiments of the present invention, including mounting box, opened wide formed with side in the mounting box
Cavity；Installation lid, the installation lid are located on the mounting box to cover the unlimited side of the cavity, the mounting box and institute
State between installation is covered and limit cable-through hole and the putting hole of annular；Baffle plate, the baffle plate are located in the cavity to be separated out the
One accommodating chamber and the second accommodating chamber, the cable-through hole connect with second accommodating chamber；Sensor cluster, the sensor cluster
Including circuit board, sensor and binding post, the binding post and the sensor respectively with circuit board electrical connection, the biography
Sensor component is located in first accommodating chamber, and the wire being connected with the binding post stretches out the sky through the cable-through hole
Chamber, wherein being filled with encapsulating layer in first accommodating chamber, the encapsulating layer at least covers the circuit board；Sealing ring, it is described
Sealing ring is located in the putting hole.
Sensor device according to embodiments of the present invention, on the one hand it will be separated out by using baffle plate between the cavity in mounting box
First accommodating chamber and the second accommodating chamber, and sensor cluster is located in the first accommodating chamber, and fill and fill in the first accommodating chamber
Glue-line, and make encapsulating layer at least covering board, the sealing to sensor cluster can be improved, plays the work of waterproof and dustproof
With；On the other hand by the way that sealing ring is located in the putting hole limited by mounting box and installation lid, peace can be effectively improved
Sealing between mounted box and installation lid, so as to ensure that the sealing of sensor device, is further increased to sensor group
The dustproof and waterproof effect of part.
According to some embodiments of the present invention, the wire stretches into second accommodating chamber and portion at the top of the baffle plate
Divide and be accommodated in second accommodating chamber.
Further, the top of the baffle plate is stretched formed with least one crossed beam trunking, the wire through the crossed beam trunking
Enter into second accommodating chamber.
Further, the roof of the baffle plate is provided with projection, and the raised part is described to limit to lower recess
Crossed beam trunking, the bottom wall of the crossed beam trunking are not less than the roof of the baffle plate.
According to some embodiments of the present invention, the top of the binding post is minimum not higher than the top surface of the sensor
End, the encapsulating layer cover the binding post.
According to some embodiments of the present invention, sensor device also includes sealing shroud, and described lead is enclosed on outside the sealing shroud
In at least a portion of line and the sealing shroud is contained in the cable-through hole.
Further, the sealing shroud is provided with breach, and a part for the sealing ring is contained in the breach.
Further, the side wall of the mounting box be provided with first cross line groove, it is described installation lid side wall be provided with
First, which crosses second that line groove coordinates, crosses line groove, and described first, which crosses line groove and described second, crosses line groove and coordinate to limit
The cable-through hole.
Further, the both ends of the sealing shroud are respectively formed with flange, and two flanges are only against the mistake respectively
So that the sealing shroud is spacing in the cable-through hole on two end faces of string holes.
According to some embodiments of the present invention, the end face of the direction installation lid of the mounting box is provided with the recessed of annular
Groove is to limit the putting hole.
According to some embodiments of the present invention, formed with multiple spaced supports on the bottom wall of first accommodating chamber
Muscle is to support the sensor cluster.
According to some embodiments of the present invention, formed with multiple spaced positioning on the bottom wall of first accommodating chamber
Muscle is so that the sensor cluster is positioned in first accommodating chamber.
According to some embodiments of the present invention, the sensor cluster includes two sensors, described two sensings
Device is tiltedly mounted on the circuit board, and the angle between the detection end face of described two sensors is obtuse angle.
According to some embodiments of the present invention, the sensor is infrared sensor.
Brief description of the drawings
Fig. 1 is the structural representation of sensor device according to embodiments of the present invention；
Fig. 2 is the structural decomposition diagram of the sensor device shown in Fig. 1；
Fig. 3 is the part-structure schematic diagram of sensor device according to embodiments of the present invention；
Fig. 4 is the top view of the part-structure of the sensor device shown in Fig. 3；
Fig. 5 is sectional view at the A-A of the part-structure of the sensor device shown in Fig. 4；
Fig. 6 is the structural representation that baffle plate according to embodiments of the present invention is connected with mounting box；
Fig. 7 is the top view that the baffle plate shown in Fig. 6 is connected with mounting box；
Fig. 8 is sectional view at B-B that the baffle plate shown in Fig. 7 is connected with mounting box；
Fig. 9 is the front view of sealing shroud according to embodiments of the present invention；
Figure 10 is the top view of sealing shroud according to embodiments of the present invention；
Figure 11 is the left view of sealing shroud according to embodiments of the present invention.
Reference：
Sensor device 100；
Mounting box 1；First accommodating chamber 11；Brace rod 111；Positioning bar 112；Second accommodating chamber 12；
Baffle plate 2；Crossed beam trunking 21；Projection 22；The roof 23 of baffle plate；
Sensor cluster 3；Circuit board 31；Sensor 32；Binding post 33；
Sealing shroud 4；Breach 41；Flange 42；
Sealing ring 5；
Cable-through hole 6；First crosses line groove 6a；Second crosses line groove 6b；
Putting hole 7；Lid 8 is installed；Encapsulating layer 9.
Embodiment
Embodiments of the invention are described below in detail, the example of the embodiment is shown in the drawings.Below with reference to
The embodiment of accompanying drawing description is exemplary, it is intended to for explaining the present invention, and is not considered as limiting the invention.
In the description of the invention, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ",
" thickness ", " on ", " under ", "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outer ", " up time
The orientation or position relationship of the instruction such as pin ", " counterclockwise ", " axial direction ", " radial direction ", " circumference " be based on orientation shown in the drawings or
Position relationship, it is for only for ease of and describes the present invention and simplify description, rather than indicates or imply that signified device or element must
There must be specific orientation, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.
In addition, term " first ", " second " are only used for describing purpose, and it is not intended that instruction or hint relative importance
Or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can be expressed or
Implicitly include at least one this feature.In the description of the invention, " multiple " are meant that at least two, such as two, three
It is individual etc., unless otherwise specifically defined.
Sensor device 100 according to embodiments of the present invention is described below with reference to Fig. 1-Figure 11.Sensor device 100 can be with
In electrical equipment, to realize the intellectuality of electrical equipment.For example, sensor device 100 can be infrared sensor devices, hot unofficial biography
When sensor arrangement is used in electrical equipment such as indoor apparatus of air conditioner, indoor environment temperature can be detected in order to indoor apparatus of air conditioner, so as to
So that indoor apparatus of air conditioner makes corresponding action according to the indoor environment temperature detected, the intellectuality of indoor apparatus of air conditioner is realized.
As Figure 1-Figure 4, sensor device 100 according to embodiments of the present invention can include mounting box 1, installation lid 8,
Baffle plate 2, sensor cluster 3 and sealing ring 5.
The cavity opened wide in mounting box 1 formed with side, baffle plate 2 and sensor cluster 3 can be located in cavity, installation lid
8 can be located on mounting box 1 to cover the unlimited side of cavity, so as to realize the connection between installation lid 8 and mounting box 1.
Specifically, as shown in Fig. 2 and Fig. 6-Fig. 7, cable-through hole 6 and annular is limited between mounting box 1 and installation lid 8 and is put
Hole 7 is put, the wire of sensor cluster 3 can pass through cable-through hole 6 to stretch out cavity, when sensor device 100 is applied in electrical equipment,
The wire of the stretching cavity of sensor cluster 3 can be connected with other wire harness of electrical equipment.
As shown in Fig. 1, Fig. 3-Fig. 4, sealing ring 5 can be located in putting hole 7, thus, when installation lid 8 is arranged on mounting box
When on 1, the sealing ring 5 being located in putting hole 7 can play sealing function, so as to effectively improve mounting box 1 and installation
Sealing between lid 8, improve the waterproof and dustproof effect of sensor device 100.
Baffle plate 2 is located in cavity and is separated out the first accommodating chamber 11 and the second accommodating chamber 12 with, and sensor cluster 3 can be located at
In first accommodating chamber 11, cable-through hole 6 connects with the second accommodating chamber 12, and thus, the wire of sensor cluster 3 can hold from second
The cable-through hole 6 of chamber 12 of receiving connection is reached outside mounting box 1.
Specifically, as shown in Fig. 2 sensor cluster 3 includes circuit board 31, sensor 32 and binding post 33, wherein, connect
Line terminals 33 and sensor 32, which can be spaced, to be located on the upper surface of circuit board 31, simple in construction.
As Figure 3-Figure 4, the wire being connected with binding post 33 through cable-through hole 6 stretch out cavity, such as with terminals
The connected wire of son 33 first can stretch out from the first accommodating chamber 11, and extend into the second accommodating chamber 12, then be accommodated from second
The cable-through hole 6 that chamber 12 connects stretches out cavity, so as to when sensor device 100 is applied in electrical equipment, stretch out cavity from cable-through hole 6
Wire can be connected with other wire harness of electrical equipment.
Binding post 33 and sensor 32 electrically connect with circuit board 31 respectively.Specifically, when sensor device 100 is applied
When in electrical equipment, the wire of binding post 33 stretches out cavity by cable-through hole 6 and is connected with the wire harness of electrical equipment, and binding post 33
Electrically connected respectively with circuit board 31 with sensor 32, it is achieved thereby that the electrical connection between electrical equipment and sensor 32.
As shown in Figure 5 and Figure 8, it is filled with encapsulating layer 9 in the first accommodating chamber 11, at least covering board 31 of encapsulating layer 9, by
This, by the filling encapsulating layer 9 in the first accommodating chamber 11, and makes at least covering board 31 of encapsulating layer 9, can be to a certain degree
The upper sealing improved to sensor cluster 3, so as to play a part of waterproof and dustproof, is avoided because steam and/or dust etc. enter
The damage of sensor cluster 3 is for example led because steam enters in the first accommodating chamber 11 caused by entering into the first accommodating chamber 11
The circuit board 31 of cause and/or the short circuit problem of binding post 33 etc..
It should be noted that there is encapsulating layer 9 heating to melt, the cooling i.e. property of solidification, thus can be easy to encapsulating layer 9
It is filled in the first accommodating chamber 11.It is, of course, understood that the height of encapsulating layer 9 is not higher than the roof of the first accommodating chamber 11
Extreme lower position, thus, encapsulating layer 9 can be avoided to spill into the second accommodating chamber 12 or spill into from the first accommodating chamber 11 during encapsulating
Outside mounting box 1.For example, the roof of mounting box 1 is in same level, and when the height of the roof 23 of baffle plate is higher than mounting box
During the height of 1 roof, the roof position of mounting box 1 is the extreme lower position of the roof of the first accommodating chamber 11, now encapsulating layer 9
The position of the roof of mounting box 1 is highly not higher than, to avoid encapsulating layer 9 from spilling into outside mounting box 1.
It is understood that when to the first 11 encapsulating of accommodating chamber, the baffle plate 2 being arranged in cavity can prevent the first appearance
The encapsulating layer 9 of chamber 11 received spills into the outside of cavity from cable-through hole 6.
Alternatively, encapsulating layer 9 is moistureproof glue-line, thus, it is possible to preferably improve the sealing to sensor cluster 3.
Sensor device 100 according to embodiments of the present invention, on the one hand by using baffle plate 2 by the cavity in mounting box 1
Between be separated out the first accommodating chamber 11 and the second accommodating chamber 12, and sensor cluster 3 is located in the first accommodating chamber 11, and hold first
The interior filling encapsulating layer 9 of chamber 11 of receiving, and make at least covering board 31 of encapsulating layer 9, the sealing to sensor cluster 3 can be improved,
Play a part of waterproof and dustproof；On the other hand by the way that sealing ring 5 is located at into the placement limited by mounting box 1 and installation lid 8
In hole 7, mounting box 1 can be effectively improved and the sealing between lid 8 is installed, so as to ensure that the close of sensor device 100
Feng Xing, further increase the effect of the dustproof and waterproof to sensor cluster 3.
According to some embodiments of the present invention, wire stretches into the second accommodating chamber 12 from the top of baffle plate 2 and part is accommodated in
In second accommodating chamber 12, that is to say, that the wire of binding post 33 stretches out the first accommodating chamber 11 from the top of baffle plate 2, and stretches into
Into the second accommodating chamber 12, and part is accommodated in the second accommodating chamber 12, and in part, wire is accommodated in the second accommodating chamber 12
Meanwhile wire continues to stretch out cavity from the cable-through hole 6 connected with the second accommodating chamber 12, so as to be used in electricity when sensor device 100
When in device, it is easy to sensor cluster 3 to be connected with the wire harness outside mounting box 1.
Further, as shown in Figure 6 and Figure 8, formed with least one crossed beam trunking 21, wire passed through at the top of baffle plate 2
Wire casing 21 is extend into the second accommodating chamber 12, thus not only simple in construction, and when wire stretches out from the first accommodating chamber 11, and lead to
When the crossed beam trunking 21 crossed at the top of baffle plate 2 is extend into the second accommodating chamber 12, crossed beam trunking 21 can also play spacing work to wire
With avoiding wire, generation shifts at the top of baffle plate 2.
Further, as shown in Figure 6 and Figure 8, the roof 23 of baffle plate is provided with projection 22, and a part for projection 22 is to recessed
Fall into limit crossed beam trunking 21, the bottom wall of crossed beam trunking 21 is not less than the roof 23 of baffle plate, thus, is filled when in the first accommodating chamber 11
When having encapsulating layer 9, by setting projection 22 in the roof 23 of baffle plate, and make the part of projection 22 to lower recess to limit
Wire casing 21, while the bottom wall of crossed beam trunking 21 is not less than the roof 23 of baffle plate, the wire for not only facilitating sensor cluster 3 passes through
Crossed beam trunking 21, the encapsulating layer 9 during encapsulating in the first accommodating chamber 11 can also be avoided to flow to the second accommodating chamber 12 by crossed beam trunking 21,
So as to further avoid encapsulating layer 9 from flowing out to the outside of mounting box 1 from the cable-through hole 6 connected with the second accommodating chamber 12.
Alternatively, crossed beam trunking 21 is two to be spaced apart from each other, for example, two crossed beam trunkings 21 are symmetrical on baffle plate 2,
Thus, it is not only simple in construction, and the wire for being advantageous to binding post 33 extend into the second receiving from two crossed beam trunkings 21 respectively
In chamber 12.Further, baffle plate 2 and projection 22 are formed in one part, thus, not only simple in construction, and simplify production work
Skill, while be advantageous to improve the intensity of baffle plate 2 and projection 22.
According to some embodiments of the present invention, the roof 23 of baffle plate is not less than the roof of mounting box 1, so as to be accommodated when first
In chamber 11 during filling encapsulating layer 9, encapsulating layer 9 is avoided to spill into the second accommodating chamber 12 from the first accommodating chamber 11 further to avoid overflowing
Go out to the encapsulating layer 9 in the second accommodating chamber 12 and flowed out from cable-through hole 6.
In some embodiments of the invention, the top of binding post 33 is not higher than the least significant end of the top surface of sensor 32,
Encapsulating layer 9 covers binding post 33.For example, least significant end of the top of binding post 33 not higher than the top surface of sensor 32, encapsulating
For layer 9 while binding post 33 covers, encapsulating layer 9 does not cover the top surface of sensor 32, thus, can be with guarantee encapsulating layer 9
Covering binding post 33 and circuit board 31 are to prevent dust and/or steam etc. from entering the same of binding post 33 and circuit board 31
When, the detection signal of the sensor 32 caused by encapsulating layer 9 covers the surface of sensor 32 can also be avoided to be affected.
In some embodiments of the invention, sensor cluster 3 includes two sensors 32, and two sensors 32 tilt peace
On circuit board 31, the angle between the detection end face of two sensors 32 is obtuse angle, for example, two sensors 32 downwards and
The direction being respectively facing away from each other is tiltedly mounted on circuit board 31, and the angle between the detection end face of two sensors 32
It is thus, not only simple in construction for 120 °, and be advantageous to expand the angular range that two sensors 32 can detect.Alternatively,
Two sensors 32 are formed as substantially cylindrical shape.
Alternatively, sensor cluster 3 can include two binding posts 33, the corresponding sensor of each binding post 33
32。
According to some embodiments of the present invention, as shown in figs 2-4, sensor device 100 also includes sealing shroud 4, sealing
It is enclosed on outside set 4 at least a portion of wire and sealing shroud 4 is contained in cable-through hole 6, thus, is not only easy to binding post 33
Wire stretch out cavity in order to realize that sensor cluster 3 is connected with other wire harness in electrical equipment, while can also effectively by
String holes 6 seals, and avoids steam and/or dust etc. from entering cavity even in the first accommodating chamber 11, so as to enter one by cable-through hole 6
Step improves the water proof and dust proof effect of sensor device 100.
Further, as shown in Fig. 3, Figure 10 and Figure 11, sealing shroud 4 is provided with breach 41, the part receiving of sealing ring 5
In breach 41.Specifically, when sealing shroud 4 is contained in cable-through hole 6, the breach 41 of sealing shroud 4 can be right with putting hole 7
Should, so as to which when sealing ring 5 is contained in the putting hole 7 of annular, a part for sealing ring 5 is just contained in breach 41, by
This, further improves the sealing of installation lid 8 and mounting box 1, is avoided steam or dust etc. from entering in cavity.
Further, as shown in Fig. 2, Fig. 6-Fig. 7, the side wall of mounting box 1 is provided with first and crosses line groove 6a, installation lid
8 side wall is provided with cross that line groove 6a coordinates with first second and crosses line groove 6b, and first crosses line groove 6a and second, and to cross line recessed
Groove 6b coordinates to limit cable-through hole 6, consequently facilitating the wire of binding post 33 passes through its of the stretching cavity of cable-through hole 6 and electrical equipment
Its wire harness is connected.
Further, as shown in Figure 10 and Figure 11, the both ends of sealing shroud 4 are respectively formed with flange 42, and two flanges 42 divide
It Zhi not be against on two end faces of cable-through hole 6 so that sealing shroud 4 is spacing in cable-through hole 6, thus, it is possible to prevent sealing shroud 4 from existing
Displacement is produced in cable-through hole 6, so as to improve the reliability that sealing shroud 4 seals to cable-through hole 6.
Further, cable-through hole 6 can be circular port, and each flange 42 is formed as annular, thus not only simple in construction, and
And it is easy to match with two end faces of cable-through hole 6.
Alternatively, the thickness of sealing shroud 4 is 1.0-1.5mm.Certainly, the invention is not restricted to this, the thickness of sealing shroud 4 may be used also
With thicker or more thinner.
Alternatively, sealing shroud 4 is silica gel part, ethylene propylene diene rubber part or nitrile rubber part, and sealing ring 5 is silica gel part, three
First EP rubbers part or nitrile rubber part.Specifically, sealing shroud 4 and sealing ring 5 can be by identical material such as silica gel, three
One kind in first EP rubbers or nitrile rubber is made, and sealing shroud 4 and sealing ring 5 can also be made from a variety of materials, such as
Sealing shroud 4 is made up of silica gel, and sealing ring 5 is made up of nitrile rubber.
Because elastomeric material is flexible, by making sealing shroud 4 be silica gel part, ethylene propylene diene rubber part or nitrile rubber
Part, sealing ring 5 is silica gel part, ethylene propylene diene rubber part or nitrile rubber part, therefore, when sealing shroud 4 and sealing ring 5 are placed respectively
, can be by crush seal set 4 and sealing ring 5 to realize interference fit, so as to effectively when in cable-through hole 6 and putting hole 7
Improve mounting box 1 and the sealing between lid 8 is installed, ensure that the dustproof and waterproof effect of sensor device 100.
In some embodiments of the invention, the end face of the direction installation lid 8 of mounting box 1 is provided with annular groove to limit
Putting hole 7 is made, consequently facilitating sealing ring 5 is accommodated in groove, it is not only simple in construction, and facilitate putting for sealing ring 5
Put.
Alternatively, the section of sealing ring 5 is substantial circular or ellipse, simple in construction.Alternatively, cutting when sealing ring 5
When face is substantial circular, the diameter range in its section is 0.5-2mm.
In some embodiments of the invention, as shown in Figure 6 and Figure 7, formed with multiple on the bottom wall of the first accommodating chamber 11
Spaced brace rod 111 is to support sensor cluster 3.For example, multiple spaced brace rods 111 can pass through support
The circuit board 31 of sensor cluster 3, it is simple in construction, reliable so as to support sensor cluster 3.Alternatively, multiple brace rods 111
The madial wall uniform intervals that the first accommodating chamber 11 can be surround are set.
According to some embodiments of the present invention, as shown in Figure 6 and Figure 7, formed with multiple on the bottom wall of the first accommodating chamber 11
Spaced positioning bar 112 is so that sensor cluster 3 is positioned in the first accommodating chamber 11.It is for example, multiple spaced fixed
Position muscle 112 can be by the circuit board 31 of orientation sensing device assembly 3, so as to which sensor cluster 3 is spacing in the first accommodating chamber 11
Bottom wall on, to avoid sensor cluster 3 in the internal shift of the first accommodating chamber 11 or sideslip.
In some embodiments of the invention, sensor 32 is infrared sensor, and infrared sensor 32 can be used for detecting
Temperature, when sensor device 100 is applied in electrical equipment, the temp sensing function of electrical equipment can be increased.
The structure of the sensor device 100 of a specific embodiment of the invention is carried out specifically below with reference to Fig. 1-Figure 11
It is bright.It should be understood that following explanations only have it is exemplary, those of ordinary skill reading the present invention following skills
After art scheme, it is clear that can to technical scheme therein, either some technical characteristics are combined or replaced, change, this
Fall within protection domain of the presently claimed invention.
As Figure 1-Figure 4, sensor device 100 according to embodiments of the present invention can include mounting box 1, installation lid 8,
Baffle plate 2, sensor cluster 3, sealing ring 5 and sealing shroud 4.
The cavity opened wide formed with side in mounting box 1, installation lid 8 be located on mounting box 1 to cover that cavity opens wide one
Side, so as to realize the connection between installation lid 8 and mounting box 1.
Specifically, as shown in Fig. 2 and Fig. 6-Fig. 7, cable-through hole 6 and annular is limited between mounting box 1 and installation lid 8 and is put
Hole 7 is put, sealing ring 5 can be located in putting hole 7.Baffle plate 2 is located in cavity to be accommodated with being separated out the first accommodating chamber 11 and second
Chamber 12, sensor cluster 3 can be located in the first accommodating chamber 11, and cable-through hole 6 connects with the second accommodating chamber 12.
As shown in Fig. 2, Fig. 6-Fig. 7, the side wall of mounting box 1 is provided with first and crosses line groove 6a, installs and is set in the side wall of lid 8
There is cross that line groove 6a coordinates with first second to cross line groove 6b, first, which crosses line groove 6a and second, crosses line groove 6b and coordinate to limit
Make cable-through hole 6.
As shown in Fig. 2 sensor cluster 3 includes 31, two infrared sensors 32 of circuit board and two binding posts 33.Connect
Line terminals 33 and infrared sensor 32 electrically connect with circuit board 31 respectively, and the top of binding post 33 is not higher than infrared sensor 32
Top surface least significant end.As Figure 3-Figure 4, the wire being connected with binding post 33 stretches out cavity through cable-through hole 6.Two red
Outer sensor 32 is tiltedly mounted on circuit board 31, and the angle between the detection end face of two infrared sensors 32 is obtuse angle.
As shown in Figure 5 and Figure 8, encapsulating layer 9 is filled with the first accommodating chamber 11, encapsulating layer 9 covers binding post 33, by
This, can improve the sealing to sensor cluster 3, so as to play a part of waterproof and dustproof.
Wire stretches into the second accommodating chamber 12 from the top of baffle plate 2 and part is accommodated in the second accommodating chamber 12.Such as Fig. 6 and figure
Shown in 8, the top of baffle plate 2 passes through corresponding crossed beam trunking 21 to stretch formed with two crossed beam trunkings 21, the wire of each binding post 33
Enter into the second accommodating chamber 12.Specifically, the roof 23 of baffle plate is provided with projection 22, and the part of projection 22 is to lower recess to limit
Go out crossed beam trunking 21, the bottom wall of crossed beam trunking 21 is not less than the roof 23 of baffle plate.
It is enclosed on outside sealing shroud 4 at least a portion of wire and sealing shroud 4 is contained in cable-through hole 6.Specifically, as Fig. 3,
Shown in Figure 10 and Figure 11, sealing shroud 4 is provided with breach 41, and a part for sealing ring 5 is contained in breach 41.Specifically, when
When sealing shroud 4 is contained in cable-through hole 6, the breach 41 of sealing shroud 4 can be corresponding with putting hole 7, so as to be contained in when sealing ring 5
When in the putting hole 7 of annular, a part for sealing ring 5 is just contained in breach 41, thus, further improves installation lid
8 and the sealing of mounting box 1, avoid steam or dust etc. from entering in cavity.
As shown in Figure 10 and Figure 11, the both ends of sealing shroud 4 are respectively formed with flange 42, and two flanges 42 were only against respectively
So that sealing shroud 4 is spacing in cable-through hole 6 on two end faces of string holes 6, thus, it is possible to prevent sealing shroud 4 from being produced in cable-through hole 6
Raw displacement, so as to improve the reliability that sealing shroud 4 seals to cable-through hole 6.
The end face of the direction installation lid 8 of mounting box 1 is provided with the groove of annular to limit putting hole 7, consequently facilitating will
Sealing ring 5 is accommodated in groove, not only simple in construction, and facilitates the placement of sealing ring 5.
As shown in Figure 6 and Figure 7, on the bottom wall of the first accommodating chamber 11 formed with multiple spaced brace rods 111 with prop up
Support sensor cluster 3.
Formed with multiple spaced positioning bars 112 so that sensor cluster 3 to be positioned on the bottom wall of first accommodating chamber 11
In the first accommodating chamber 11.
In the present invention, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " fixation " etc.
Term should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integrally；Can be that machinery connects
Connect or electrically connect or can communicate each other；Can be joined directly together, can also be indirectly connected by intermediary, can be with
It is connection or the interaction relationship of two elements of two element internals, is limited unless otherwise clear and definite.For this area
For those of ordinary skill, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.
In the present invention, unless otherwise clearly defined and limited, fisrt feature can be with "above" or "below" second feature
It is that the first and second features directly contact, or the first and second features pass through intermediary mediate contact.Moreover, fisrt feature exists
Second feature " on ", " top " and " above " but fisrt feature are directly over second feature or oblique upper, or be merely representative of
Fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " lower section " and " below " can be
One feature is immediately below second feature or obliquely downward, or is merely representative of fisrt feature level height and is less than second feature.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or the spy for combining the embodiment or example description
Point is contained at least one embodiment or example of the present invention.In this manual, to the schematic representation of above-mentioned term not
Identical embodiment or example must be directed to.Moreover, specific features, structure, material or the feature of description can be with office
Combined in an appropriate manner in one or more embodiments or example.In addition, in the case of not conflicting, the skill of this area
Art personnel can be tied the different embodiments or example and the feature of different embodiments or example described in this specification
Close and combine.
Although embodiments of the invention have been shown and described above, it is to be understood that above-described embodiment is example
Property, it is impossible to limitation of the present invention is interpreted as, one of ordinary skill in the art within the scope of the invention can be to above-mentioned
Embodiment is changed, changed, replacing and modification.
Claims (14)
- A kind of 1. sensor device, it is characterised in that including：Mounting box, the interior cavity opened wide formed with side of the mounting box；Installation lid, the installation lid are located on the mounting box to cover the unlimited side of the cavity, the mounting box and institute State between installation is covered and limit cable-through hole and the putting hole of annular；Baffle plate, the baffle plate are located in the cavity and are separated out the first accommodating chamber and the second accommodating chamber, the cable-through hole and institute with State the connection of the second accommodating chamber；Sensor cluster, the sensor cluster include circuit board, sensor and binding post, the binding post and the biography Sensor is located in first accommodating chamber, is connected with the binding post with circuit board electrical connection, the sensor cluster respectively Wire stretch out the cavity through the cable-through hole, wherein being filled with encapsulating layer, the encapsulating layer in first accommodating chamber At least cover the circuit board；Sealing ring, the sealing ring are located in the putting hole.
- 2. sensor device according to claim 1, it is characterised in that the wire stretches into institute at the top of the baffle plate State the second accommodating chamber and part is accommodated in second accommodating chamber.
- 3. sensor device according to claim 2, it is characterised in that the top of the baffle plate is formed with least one mistake Wire casing, the wire are extend into second accommodating chamber through the crossed beam trunking.
- 4. sensor device according to claim 3, it is characterised in that the roof of the baffle plate is provided with projection, described convex For the part risen to lower recess to limit the crossed beam trunking, the bottom wall of the crossed beam trunking is not less than the roof of the baffle plate.
- 5. sensor device according to claim 1, it is characterised in that the top of the binding post is not higher than the biography The least significant end of the top surface of sensor, the encapsulating layer cover the binding post.
- 6. sensor device according to claim 1, it is characterised in that be also enclosed on outside including sealing shroud, the sealing shroud In at least a portion of the wire and the sealing shroud is contained in the cable-through hole.
- 7. sensor device according to claim 6, it is characterised in that the sealing shroud is provided with breach, the sealing A part for circle is contained in the breach.
- 8. sensor device according to claim 7, it is characterised in that the side wall of the mounting box is provided with first and crosses line Groove, it is described installation lid side wall be provided with first cross line groove coordinate second cross line groove, it is described first cross line groove Line groove is crossed with described second to coordinate to limit the cable-through hole.
- 9. sensor device according to claim 6, it is characterised in that the both ends of the sealing shroud are respectively formed with convex Edge, two flanges are only against on two end faces of the cable-through hole so that the sealing shroud is spacing in the cable-through hole respectively It is interior.
- 10. sensor device according to claim 1, it is characterised in that the direction installation lid of the mounting box End face is provided with annular groove to limit the putting hole.
- 11. sensor device according to claim 1, it is characterised in that on the bottom wall of first accommodating chamber formed with Multiple spaced brace rods are to support the sensor cluster.
- 12. sensor device according to claim 1, it is characterised in that on the bottom wall of first accommodating chamber formed with Multiple spaced positioning bars are so that the sensor cluster is positioned in first accommodating chamber.
- 13. sensor device according to claim 1, it is characterised in that the sensor cluster includes two biographies Sensor, described two sensor perturbations are arranged on the circuit board, the angle between the detection end face of described two sensors For obtuse angle.
- 14. according to the sensor device described in claim any one of 1-13, it is characterised in that the sensor is infrared sensing Device.
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| CN201510790659.6A CN105258805B (en) | 2015-11-17 | 2015-11-17 | Sensor device |
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| CN201510790659.6A CN105258805B (en) | 2015-11-17 | 2015-11-17 | Sensor device |
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| CN105258805B true CN105258805B (en) | 2018-03-27 |
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Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106679827B (en) * | 2016-11-29 | 2023-07-04 | 美的集团武汉制冷设备有限公司 | Pyroelectric infrared sensing device and electric appliance |
| CN106932100B (en) * | 2017-03-23 | 2019-01-08 | 航天科工哈尔滨风华有限公司电站设备分公司 | A kind of air preheater temperature monitoring device |
| CN109276213A (en) * | 2017-07-20 | 2019-01-29 | 青岛海尔洗碗机有限公司 | A kind of sealing structure, method and the dish-washing machine of dish-washing machine printed circuit board |
| CN108110184B (en) * | 2018-01-31 | 2024-04-12 | 长沙优力电驱动系统有限公司 | Battery box and electric vehicle |
| CN113614464A (en) * | 2019-03-28 | 2021-11-05 | 三菱电机株式会社 | Substrate holder, refrigerant detection device, and refrigeration cycle device |
| CN110311505B (en) * | 2019-07-19 | 2021-03-19 | 无锡华庄电机有限公司 | Electric machine |
| CN113759238B (en) * | 2021-10-12 | 2024-01-30 | 云南保利天同水下装备科技有限公司 | Circuit board protection device for high-low temperature damp-heat test and processing method thereof |
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| CN105258805A (en) | 2016-01-20 |
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