CN207706295U - Shell, recognition of face photographing module and bimodulus face recognition device - Google Patents
Shell, recognition of face photographing module and bimodulus face recognition device Download PDFInfo
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- CN207706295U CN207706295U CN201820011748.5U CN201820011748U CN207706295U CN 207706295 U CN207706295 U CN 207706295U CN 201820011748 U CN201820011748 U CN 201820011748U CN 207706295 U CN207706295 U CN 207706295U
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- face
- front housing
- shell
- rear cover
- recognition
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Abstract
The utility model discloses a kind of shell, recognition of face photographing module and bimodulus face recognition devices, belong to technical field of biometric identification.The shell is used for recognition of face photographing module, including front housing and rear cover, the front housing is cuboid, the front housing includes front end face, rear end face and the side wall around the rear end face, the rear end face and side wall surround the cavity for placing PCB Main Processing Units, and the rear cover lid is located on the cavity；There are two the circular lens open-work for being respectively used to installation near-infrared camera and visible image capturing head, the front housing is the integral structure for having packing material between the circular lens open-work for setting on the front housing；The back side uniform intervals of the rear cover are disposed with multiple rectangular thermal columns.The utility model is simple in structure, small, perfect heat-dissipating, is convenient for mass production.
Description
Technical field
The utility model is related to field of biological recognition, a kind of shell, recognition of face photographing module and bimodulus people are particularly related to
Face identification equipment.
Background technology
Existing bimodulus face recognition device includes near-infrared camera and visible image capturing head, wherein near-infrared images
Head needs to be equipped with individual near-infrared supplementary lighting sources for shooting near-infrared facial image；Visible image capturing head is due to environment
Light is affected to visible light recognition of face, therefore camera of the multiselect with wide dynamic function, therefore, bimodulus recognition of face
The calorific value of equipment near-infrared supplementary lighting sources and camera processing chip during the work time is larger, influences the stability of equipment.
As face recognition device increasingly minimizes, equipment heating problem is also increasingly severeer.
Bimodulus face recognition device on the market in the thin heat radiating fin structure of rear shell exterior design by radiating.It is existing to set
It is standby to be usually made of front housing, ontology, rear shell group and PC (makrolon) cover etc., it is complicated, only by rear shell exterior design
Thin heat radiating fin structure radiates, and heat dissipation is slow, and equipment internal temperature is high, influence hardware PCB (Printed Circuit Board,
Printed wiring board) stability, heat dissipation effect is bad, and equipment integral outer test temperature is at 50 degree or more.
Utility model content
The technical problem to be solved by the present invention is to provide a kind of simple in structure, small, perfect heat-dissipating, it is convenient for criticizing
Quantify shell, recognition of face photographing module and the bimodulus face recognition device of production.
In order to solve the above technical problems, the utility model offer technical solution is as follows：
On the one hand, a kind of shell is provided, recognition of face photographing module is used for, the shell includes front housing and rear cover, wherein：
The front housing is cuboid, and the front housing includes front end face, rear end face and the side around the rear end face
Wall, the rear end face and side wall surround the cavity for placing PCB Main Processing Units, and the rear cover lid is located on the cavity；
The front end face top of the front housing is provided with the first rectangular recess for placing near-infrared acrylic board, described
The second rectangular recess for placing near-infrared supplementary lighting sources is provided in first rectangular recess；
There are two the circular lens for being respectively used to installation near-infrared camera and visible image capturing head for setting on the front housing
Open-work, the front housing are the integral structure for having packing material between the circular lens open-work；
The back side uniform intervals of the rear cover are disposed with multiple rectangular thermal columns.
On the other hand, a kind of recognition of face photographing module, including shell are provided, near-infrared camera shooting is provided in the shell
Head, visible image capturing head, near-infrared supplementary lighting sources and PCB Main Processing Units, the shell are above-mentioned shell.
Another aspect provides a kind of bimodulus face recognition device, including above-mentioned recognition of face photographing module.
The utility model has the advantages that：
In the utility model, the shell of recognition of face photographing module is reduced to two components of front housing and rear cover from structure,
It is simple in structure, it is convenient for mass production；Front housing fixing camera, infrared lamp is ingenious to be embedded on front housing, by increasing in front housing
Wall thickness (i.e. front housing is to have the integral structure of packing material between circular lens open-work) around portion's camera, small,
Under the premise of quality of materials is enough, camera is set to fix more firm, infrared lamp heat dissipation effect is more preferable；Rear cover makes full use of heating power
It learns structural theory and tests the mode being combined and design, take into account heat dissipation quality and area, widen the width of cooling fin, make radiating surface
Product maximizes, and internal heat is quickly transmitted to outside, realizes that heat dissipation optimizes.In addition, after PCB Main Processing Units are fixed on front housing
In cavity between end face and rear cover, keep complete machine structure more compact, minimizes.
Description of the drawings
Fig. 1 is the dimensional structure diagram of one embodiment of the recognition of face photographing module of the utility model；
Fig. 2 is the positive structure schematic of front housing in Fig. 1；
Fig. 3 is the structure schematic diagram of front housing in Fig. 1；
Fig. 4 is the bottom surface structure schematic diagram of front housing in Fig. 1；
Fig. 5 is the positive structure schematic of rear cover in Fig. 1；
Fig. 6 is the structure schematic diagram of rear cover in Fig. 1.
Specific implementation mode
In order to make the technical problems, technical solutions and advantages to be solved by the utility model clearer, below in conjunction with attached drawing
And specific embodiment is described in detail.
On the one hand, the utility model provides a kind of shell, is used for recognition of face photographing module, as shown in figures 1 to 6, including it is preceding
Shell 1 and rear cover 2, wherein：
Front housing 1 is cuboid, and front housing 1 includes front end face 11, rear end face 12 and the side wall 13 around rear end face 12,
Rear end face 12 and side wall 13 surround the cavity for placing PCB Main Processing Units, and the lid of rear cover 2 is located on cavity；
11 top of front end face of front housing 1 is provided with the first rectangular recess 15 for placing near-infrared acrylic board 3, the
The second rectangular recess 16 for placing near-infrared supplementary lighting sources is provided in one rectangular recess 15；
There are two the circular lens open-works for being respectively used to installation near-infrared camera and visible image capturing head for setting on front housing 1
4, front housing 1 is to have the integral structure of packing material (packing material can be embedded here between circular lens open-work 4
Various easy Heat Conduction Materials, however it is preferred that manufactured using metal material identical with shell to facilitate to be integrally formed)；
The back side uniform intervals of rear cover 2 are disposed with multiple rectangular thermal columns 6.
In the utility model, the shell of recognition of face photographing module is reduced to 2 two portions of front housing 1 and rear cover from structure
Part, it is simple in structure, it is convenient for mass production；1 fixing camera of front housing, infrared lamp is ingenious to be embedded on front housing, before increase
Wall thickness (i.e. front housing 1 is the integral structure for having packing material between circular lens open-work 4) around 1 Internal camera head of shell,
It is small, under the premise of quality of materials is enough, so that camera is fixed more firm, infrared lamp heat dissipation effect is more preferable；Rear cover 2 is abundant
It is designed in such a way that composite nalysis is theoretical and experiment is combined, takes into account heat dissipation quality and area, widen the width of cooling fin,
So that heat dissipation area is maximized, internal heat is quickly transmitted to outside, realizes that heat dissipation optimizes.In addition, PCB Main Processing Units are fixed
In cavity between 1 rear end face 12 of front housing and rear cover 2, keep complete machine structure more compact, minimizes.
Further, as shown in Figure 1 and Figure 4, it is provided on the two sides of front housing 1 for being fixed together with other equipment
Threaded hole 17；The bottom surface of front housing 1 is provided with jackscrew mounting hole 18 in the lower section of circular lens open-work 4, to facilitate fixed camera shooting
Head.
Preferably, as shown in Fig. 2, being provided with the first auxiliary open-work 151 in the first rectangular recess 15, the second rectangle is recessed
The second auxiliary open-work 161 is provided in slot 16, two auxiliary open-works can especially pass through in repair for being used when assembling
Near-infrared acrylic board is ejected through the first auxiliary open-work 151 out of first rectangular recess from below, and works as PCB main process tasks
Plate can be by assisting open-work 161 that PCB Main Processing Units are easily ejected when not easy to remove from front second.Second is rectangular
Connected in star 16 can install open-work 162 with the interior lamp plate that is provided with, and recognition of face photographing module may include and PCB main process tasks at this time
The lamp plate of plate connection, the design seperated with PCB Main Processing Units of this lamp plate is advantageous in that easy maintenance and upgrading is replaced, and lamp
The heat diffusion that the presence of plate installation open-work 162 also allows for near-infrared supplementary lighting sources increases heat dissipation effect to rear cover 2.
As seen in figures 3-6, in order to facilitate the installation of PCB Main Processing Units and rear cover 2, the rear end face top both sides of front housing 1 are set
It is equipped with the first and second PCB Main Processing Units mounting holes 7 and (in figure 3, punches quantity to reduce, second assists open-work 161 and be located at
The PCB Main Processing Units mounting hole 7 on right side is the same hole), it is provided between circular lens open-work 4 on the rear end face of front housing 1
3rd PCB Main Processing Units mounting hole 8；It is provided with rear cover fixed screw holes on the quadrangle of 12 4 jiaos of the rear end face of front housing 1 and rear cover 2
91、92。
Further, the rectangular sensing being connected with circular lens open-work 4 can be provided on the rear end face 12 of front housing 1
Device butt hole 5, a side-lower of rear cover 2 can be provided with data line interface hole 20, and (quantity can be 1 or as shown in Figure 5
2).As shown in figure 5, for convenience of operation data line interface, the front surface of rear cover 2 can be set above data line interface hole 20
The shallow grooves 21 being connected with data line interface hole 20 are equipped with, the depth of shallow grooves 21 is less than 1mm.
Predeclared to be, " width " in the utility model refers to left when entire module face people places as shown in Figure 1
Distance in right direction, " thickness " refer to the distance on front-rear direction, and " height " refers to the distance in upper and lower directions.This practicality is new
In type, the width of thermal column 6 can be 4-6mm, and the distance between two adjacent thermal columns 6 can be 2-3mm.Further, it dissipates
The thickness of plume 6 can be 2-4mm, and the thickness of rear cover 2 can be 5-8mm.The width of thermal column 6 can be consistent, can not also
Unanimously, such as intermediate rectangle cylinder can be more wider than both sides, such as specific size is：Width be respectively 4.6mm and
5.6mm is highly 30mm, spacing 2mm, and rear cover thickness is 6mm.
In addition, the width of recognition of face photographing module can be 40-50mm, can be highly 20-35mm with thickness.Example
If specific size is 46.5 × 30 × 26mm, the distance between two circular lens open-works are 23mm.
On the other hand, a kind of recognition of face photographing module, including shell are provided, near-infrared camera shooting is provided in the shell
Head, visible image capturing head, near-infrared supplementary lighting sources and PCB Main Processing Units, wherein the shell is above-mentioned shell.Due to structure
With it is upper identical, details are not described herein again.
Another aspect provides a kind of bimodulus face recognition device, including above-mentioned recognition of face photographing module.Due to structure
With it is upper identical, details are not described herein again.
To sum up, the utility model is advantageous in that：
1, the shell of recognition of face photographing module is reduced to two components of front housing and rear cover from structure, simple in structure, just
In mass production；
2, front housing fixing camera, infrared lamp is ingenious to be embedded on front housing, by increasing around front housing Internal camera head
Wall thickness (i.e. front housing is to have the integral structure of packing material between circular lens open-work), small, quality of materials is enough
Under the premise of, so that camera is fixed more firm, infrared lamp heat dissipation effect is more preferable；
3, it is based on Thermodynamics Formulas to design, takes into account heat dissipation quality and area, product rear cover cooling fin width increases, and makes heat dissipation
Area maximizes, and radiating rate is fast；The equipment integral outer test temperature of the utility model is positively retained at 40 degree or so；
4, camera and sensor docking structure are rationally designed, is used on the inside of camera lens mounting hole as square hole structural modeling, and
Keep distance between shell and hardware chip small as possible, avoids light leakage, lifting means collection effect；
5, overall volume is small, light-weight, reduces Material Cost, energy-saving and emission-reduction, convenient for batch production.
The above is preferred embodiments of the present invention, it is noted that for the ordinary skill of the art
For personnel, under the premise of not departing from principle described in the utility model, it can also make several improvements and retouch, these improvement
The scope of protection of the utility model is also should be regarded as with retouching.
Claims (10)
1. a kind of shell, it to be used for recognition of face photographing module, which is characterized in that the shell includes front housing and rear cover, wherein：
The front housing is cuboid, and the front housing includes front end face, rear end face and the side wall around the rear end face, institute
It states rear end face and side wall surrounds cavity for placing PCB Main Processing Units, the rear cover lid is located on the cavity；
The front end face top of the front housing is provided with the first rectangular recess for placing near-infrared acrylic board, and described first
The second rectangular recess for placing near-infrared supplementary lighting sources is provided in rectangular recess；
The circular lens open-work of installation near-infrared camera and visible image capturing head is respectively used on the front housing there are two settings,
The front housing is the integral structure for having packing material between the circular lens open-work；
The back side uniform intervals of the rear cover are disposed with multiple rectangular thermal columns.
2. shell according to claim 1, which is characterized in that be provided on the two sides of the front housing for being set with other
The standby threaded hole being fixed together, the bottom surface of the front housing is provided with jackscrew mounting hole below the circular lens open-work.
3. shell according to claim 1, which is characterized in that it is saturating to be provided with the first auxiliary in first rectangular recess
Hole is provided with the second auxiliary open-work in second rectangular recess；Lamp plate installation is provided in second rectangular recess
Open-work.
4. shell according to claim 1, which is characterized in that the rear end face top both sides of the front housing are provided with the first He
2nd PCB Main Processing Unit mounting holes are provided with the 3rd PCB master on the rear end face of the front housing between the circular lens open-work
Processing board mounting hole；It is provided with rear cover fixed screw holes on the rear end face quadrangle of the front housing and the quadrangle of rear cover.
5. shell according to claim 1, which is characterized in that be provided on the rear end face of the front housing and the round mirror
The square shape sensor butt hole that head open-work is connected, a side-lower of the rear cover are provided with data line interface hole.
6. shell according to claim 5, which is characterized in that the front surface of the rear cover is on the data line interface hole
Side is provided with the shallow grooves being connected with the data line interface hole, and the depth of the shallow grooves is less than 1mm.
7. according to any shell in claim 1-6, which is characterized in that the width of the thermal column is 4-6mm, two-phase
The distance between adjacent thermal column is 2-3mm.
8. shell according to claim 7, which is characterized in that the thickness of the thermal column is 2-4mm, the thickness of the rear cover
Degree is 5-8mm；The width of the recognition of face photographing module is 40-50mm, is highly 20-35mm with thickness.
9. a kind of recognition of face photographing module, including shell, near-infrared camera, visible image capturing are provided in the shell
Head, near-infrared supplementary lighting sources and PCB Main Processing Units, which is characterized in that the shell is shell according to any one of claims 1-8
Body.
10. a kind of bimodulus face recognition device, which is characterized in that including the recognition of face photographing module described in claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820011748.5U CN207706295U (en) | 2018-01-04 | 2018-01-04 | Shell, recognition of face photographing module and bimodulus face recognition device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820011748.5U CN207706295U (en) | 2018-01-04 | 2018-01-04 | Shell, recognition of face photographing module and bimodulus face recognition device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207706295U true CN207706295U (en) | 2018-08-07 |
Family
ID=63031324
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820011748.5U Active CN207706295U (en) | 2018-01-04 | 2018-01-04 | Shell, recognition of face photographing module and bimodulus face recognition device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207706295U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109840475A (en) * | 2018-12-28 | 2019-06-04 | 深圳奥比中光科技有限公司 | Face identification method and electronic equipment |
| CN111147699A (en) * | 2018-11-02 | 2020-05-12 | 南昌欧菲光电技术有限公司 | Electronic equipment, camera device and mounting base thereof |
-
2018
- 2018-01-04 CN CN201820011748.5U patent/CN207706295U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111147699A (en) * | 2018-11-02 | 2020-05-12 | 南昌欧菲光电技术有限公司 | Electronic equipment, camera device and mounting base thereof |
| CN109840475A (en) * | 2018-12-28 | 2019-06-04 | 深圳奥比中光科技有限公司 | Face identification method and electronic equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 100085, 1 floor 8, 1 Street, ten Street, Haidian District, Beijing. Patentee after: Beijing Eyes Intelligent Technology Co.,Ltd. Patentee after: Beijing Eye Technology Co., Ltd Address before: 100085, 1 floor 8, 1 Street, ten Street, Haidian District, Beijing. Patentee before: BEIJING TECHSHINO TECHNOLOGY Co.,Ltd. Patentee before: Beijing Eye Technology Co., Ltd |
|
| CP01 | Change in the name or title of a patent holder |