CN216719154U - Screen is equipment of punching card and intelligent entrance guard down - Google Patents
Screen is equipment of punching card and intelligent entrance guard down Download PDFInfo
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- CN216719154U CN216719154U CN202123161007.6U CN202123161007U CN216719154U CN 216719154 U CN216719154 U CN 216719154U CN 202123161007 U CN202123161007 U CN 202123161007U CN 216719154 U CN216719154 U CN 216719154U
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- circuit board
- screen
- card swiping
- frame body
- display screen
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Abstract
The utility model discloses an off-screen card swiping device and an intelligent entrance guard, and relates to the field of physical accounting devices. The card swiping function under the screen of the equipment can be realized, and the screen occupation ratio of the product is improved. In addition, the second circuit board further comprises a microwave module, wireless communication modules and the like, so that the power consumption of the product is reduced, the wireless communication capacity is improved, and the like. Furthermore, the present invention provides two different mounting methods according to whether the second circuit board is a single-sided circuit or a double-sided circuit board: the first circuit board and the protection plate are connected through the first conductive sponge body; the first circuit board, the protection plate and the second circuit board are assembled and connected through the mounting frame comprising the second conductive sponge body, the outer frame body, the inner frame body and the connecting rod. The two assembling modes ensure simple assembly and stable connection and can improve the performance of the product.
Description
Technical Field
The utility model relates to the field of physical accounting devices, in particular to an off-screen card swiping device and an intelligent access control.
Background
Present intelligent entrance guard's machine is gradually to big screen direction development, because the great shell material that requires for satisfying structural strength of volume also is the metal basically. The main functions of the door access control system are card swiping and microwave module performances are sensitive to metal, so that the screen part needs to be avoided in the module design, the structure needs to be correspondingly avoided, and the functional performances meet the requirements of users. Therefore, the position reservation of functions such as card swiping and the like needs to be performed by spending a large area besides the screen on the appearance of the device, so that the appearance is greatly limited, and the cost is greatly increased. Therefore, an intelligent entrance guard which can realize card swiping under a display screen and has good communication needs to be designed.
Disclosure of Invention
The utility model provides an under-screen card swiping device and an intelligent access control, and aims to solve the problems in the prior art.
The utility model adopts the following technical scheme:
the utility model provides an equipment of punching card under screen, includes display screen subassembly, first circuit board and second circuit board, and above-mentioned display screen subassembly includes display screen main part and guard plate, and above-mentioned display screen main part, guard plate and first circuit board pile up the setting in proper order, and above-mentioned guard plate is equipped with fretwork portion, and above-mentioned second circuit board sets up between guard plate and first circuit board, and the second circuit board sets up with above-mentioned fretwork portion relatively, and above-mentioned second circuit board is provided with signal transceiver module, and this signal transceiver module is including the module of punching card.
The second circuit board is a single-sided circuit board or a double-sided circuit board.
As an embodiment: the second circuit board is a single-sided circuit board, is glued on the back of the display screen main body and is embedded in the hollow part.
Furthermore, a first conductive sponge body with double-sided back glue is arranged between the protection plate and the first circuit board.
As another embodiment: still include the mounting bracket, this mounting bracket sets firmly between above-mentioned guard plate and first circuit board, and above-mentioned second circuit board sets firmly in the mounting bracket.
Further, the mounting bracket includes outer frame body, interior frame body, connecting rod and the electrically conductive cavernosum of second, be equipped with at least one between outer frame body and the interior frame body the connecting rod, and it has to fill between outer frame body and the interior frame body the electrically conductive cavernosum of second, the edge and the first circuit board of outer frame body, the electrically conductive cavernosum of second pass through screwed connection, second circuit board veneer inlays to be located interior frame body, the electrically conductive cavernosum of second pass through two-sided gum connect respectively in guard plate and first circuit board.
Preferably, the mounting frame is made of plastic.
Preferably, the second circuit board is a double-sided circuit board.
Furthermore, the signal transceiver module further comprises a microwave module which is used for starting the card swiping module and the display screen when sensing that a human body approaches.
In one implementation of protection, the intelligent access control system comprises an under-screen card swiping identification device with the structure as described in any one of the above.
From the above description of the structure of the present invention, it can be seen that the present invention has the following advantages:
the protection plate is provided with a hollow part, and the second circuit board is arranged between the protection plate and the first circuit board and is opposite to the hollow part. The second circuit board is provided with a signal receiving and transmitting module which comprises a card swiping module. In addition, the second circuit board still includes bluetooth module, wifi module, 4G module and microwave module etc. and the design of fretwork portion can improve each wireless communication's performance. The microwave module is used for sensing that a human body is close to the card swiping module and the display screen, and the display screen displays card swiping identification patterns at the position corresponding to the card swiping module, so that a user is guided to swipe cards at the correct position, the power consumption of products is reduced, the card swiping success rate is improved, and the like.
Secondly, the utility model provides two different assembly modes according to whether the second circuit board is a single-sided circuit or a double-sided circuit board, wherein the two different assembly modes are respectively as follows: the first circuit board is connected with the protection plate through a plurality of first conductive sponge bodies with double-sided back glue; and (II) the first circuit board, the protection plate and the second circuit board are assembled and connected through a mounting frame comprising a second conductive sponge body, an outer frame body, an inner frame body and a connecting rod. The two assembling modes ensure simple assembly and stable connection, make the product meet EMC test evaluation requirements more, and improve various performance indexes of the product.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is a schematic structural diagram of a second embodiment of the present invention.
Detailed Description
The following describes embodiments of the present invention with reference to the drawings.
Example one
As shown in fig. 1, the under-screen card swiping device mainly comprises a display screen assembly 1, a second circuit board 2, a first conductive sponge body 3 and a first circuit board 4. The display screen assembly 1 comprises a display screen main body 11 and a protection plate 12, preferably, the display screen main body 11 is a liquid crystal display screen, and the protection plate 12 is a metal plate. The guard plate 12 is the conventional part that is used for strengthening and protects display screen main part 11, fixes the assembly through adopting the joint structure between the two, and the display screen subassembly 1 that the assembly formed is current accessory product, belongs to prior art, consequently no longer gives unnecessary details here to display screen main part 11 and guard plate 12's concrete connection structure.
As shown in fig. 1, the first circuit board 4 is fixedly disposed on the back surface of the protection plate 12, and a three-layer structure is formed by sequentially stacking the display main body 11, the protection plate 12 and the first circuit board 4. The display screen main body 11 is connected to the first circuit board 4 by a wire harness 111. The first circuit board 4 is a control circuit main board.
As shown in fig. 1, the protection plate 12 is provided with a hollow portion 121, the second circuit board 2 is disposed between the protection plate 12 and the first circuit board 4, and the second circuit board 2 is disposed opposite to the hollow portion 121. The second circuit board 2 is provided with a signal transceiver module, and the signal transceiver module comprises a card swiping module and is used for realizing the function of card swiping identification on the display screen.
In addition, the second circuit board 2 further includes, but is not limited to, a microwave module, a bluetooth module, a wifi communication module, a 4G communication module, and the like. The microwave module is used for sensing that a human body is close to the card swiping module and the display screen, the display screen displays card swiping identification patterns at the position corresponding to the card swiping module, and a user is guided to swipe cards at the correct position, so that the power consumption of products is reduced, the card swiping success rate is improved, and the like.
As shown in fig. 1, in the first embodiment, the card swiping device under the screen further includes, but is not limited to, a plurality of first conductive sponges 3 with double-sided adhesive. The protection plate 12 and the first circuit board 4 are connected with each other through a plurality of first conductive sponge bodies 3 with double-sided back glue. The first conductive sponge 3, in addition to acting as a connecting member, enables the product to better comply with EMC test assessment requirements. Of course, the connection between the protection plate 12 and the first circuit board 4 is not limited to the first conductive sponge 3 with double-sided adhesive.
As shown in fig. 1, the second circuit board 2 includes, but is not limited to, a single-sided circuit board. The second circuit board 2 is bonded to the display screen main body 11 at the hollow portion 121 by a 3M double-sided adhesive or a curing adhesive, and the second circuit board 2 is just embedded in the hollow portion 121. Preferably, the first conductive sponge 3 is provided with a yielding hole 31 at a corresponding position of the hollow portion 121, and the yielding hole 31 is used for conveniently yielding the second circuit board 2 and the first circuit board 4 through a flat cable and the like (not shown in the figure) and also for avoiding surface components of the second circuit board 2, so as to prevent the surface components of the second circuit board 2 from abutting against the first circuit board 4.
Example two
As shown in fig. 2, an under-screen card swiping device mainly includes a display screen assembly 1, a second circuit board 2, a second conductive sponge 5 and a first circuit board 4. Wherein, the display screen assembly 1 includes a display screen main body 11 and a protection plate 12 which are assembled with each other, and preferably, the display screen main body 11 is a liquid crystal type display screen, and the display screen main body 11 is connected to the first circuit board 4 through a wire harness 111. The shielding plate 12 is a metal plate.
As shown in fig. 2, the first circuit board 4 is fixedly mounted on the back surface of the protection plate 12 through a mounting bracket 5, and the mounting bracket 5 is located between the protection plate 12 and the first circuit board 4. The protection plate 12 is provided with a hollow portion 121, the second circuit board 2 is fixedly disposed on the mounting frame 5, and the second circuit board 2 is disposed opposite to the hollow portion 121. The second circuit board 2 comprises a card swiping module for realizing the function of card swiping identification on the display screen.
In addition, the second circuit board 2 further includes, but is not limited to, a microwave module, a bluetooth module, a wifi communication module, a 4G communication module, and the like. The microwave module is used for sensing that a human body is close to the card swiping module and the display screen, the display screen displays card swiping identification patterns at the position corresponding to the card swiping module, and a user is guided to swipe cards at the correct position, so that the power consumption of products is reduced, the card swiping success rate is improved, and the like.
As shown in fig. 2, the second circuit board 2 includes, but is not limited to, a double-sided circuit board.
As shown in fig. 2, specifically, the mounting frame 5 includes an outer frame 51, an inner frame 52, a connecting rod 53 and a second conductive sponge 54, where two connecting rods 53 are disposed between the outer frame 51 and the inner frame 52, and two pieces of the second conductive sponge 54 are filled between the outer frame 51 and the inner frame 52, an extension 541 is disposed on a side of the second conductive sponge 54 contacting the outer frame 51, a thickness of the extension 541 is thinner than a body of the second conductive sponge 54, and a back surface of the extension 541 is flush with a back surface of the body of the second conductive sponge 54. When assembling, the outer frame 51, the edge (i.e., 541) of the second conductive sponge 54, and the first circuit board 4 are connected by screws. The outer frame 51, the inner frame 52, and the second conductive sponge 54 are also connected to each other by a backing adhesive or a curing adhesive, thereby enhancing the stability of the connection. The side surface of the second circuit board 2 is embedded in the inner frame 52 by the adhesive of the second conductive sponge 54, such as the adhesive tape or the curing adhesive. One side of the second conductive sponge 54 is connected to the guard plate 12 by a self-contained adhesive. Preferably, the other side of the second conductive sponge 54 is also connected to the first circuit board 4 by self-contained adhesive, so that the second conductive sponge 54 is connected to the protection board 12 and the first circuit board 4 by double-sided adhesive. The second conductive sponge 54, in addition to acting as a connecting member, enables the product to better meet EMC test rating requirements.
As shown in fig. 2, the mounting bracket 5 is preferably made of plastic. Preferably, the second circuit board 4 is brought as close as possible to the shielding plate 12 without the surface components of the second circuit board 4 contacting the shielding plate 12.
EXAMPLE III
In this embodiment, as shown in fig. 1 and 2, the claimed smart gate comprises an under-screen card reading recognition device having any one of the above-described structures.
The above description is only an embodiment of the present invention, but the design concept of the present invention is not limited thereto, and any insubstantial modifications made by using the design concept should fall within the scope of infringing the present invention.
Claims (9)
1. The utility model provides a equipment of punching card under screen which characterized in that: including display screen subassembly, first circuit board and second circuit board, the display screen subassembly includes display screen main part and guard plate, display screen main part, guard plate and first circuit board stack gradually the setting, the guard plate is equipped with fretwork portion, the second circuit board sets up between guard plate and first circuit board, and the second circuit board with fretwork portion sets up relatively, the second circuit board is provided with signal transceiver module, signal transceiver module is including the module of punching the card.
2. The under-screen card swiping device according to claim 1, characterized in that: the second circuit board is a single-sided circuit board, is glued on the back of the display screen main body and is embedded in the hollow part.
3. The under-screen card swiping device according to claim 1 or 2, characterized in that: a plurality of first conductive sponge bodies with double-sided back glue are arranged between the protection plate and the first circuit board.
4. The under-screen card swiping device according to claim 1, characterized in that: still include the mounting bracket, this mounting bracket sets firmly in between guard plate and the first circuit board, just the second circuit board sets firmly in the mounting bracket.
5. The under-screen card swiping device according to claim 4, wherein: the mounting bracket comprises an outer frame body, an inner frame body, a connecting rod and a second conductive sponge body, wherein at least one connecting rod is arranged between the outer frame body and the inner frame body, the second conductive sponge body is filled between the outer frame body and the inner frame body, the edges of the outer frame body and the second conductive sponge body and a first circuit board are connected through screws, the second circuit board is embedded in the inner frame body in a gluing mode, and the second conductive sponge body is connected with the protection plate and the first circuit board through double-sided back glue respectively.
6. The under-screen card swiping device according to claim 4 or 5, characterized in that: the mounting rack is made of plastic.
7. The under-screen card swiping device according to claim 4, wherein: the second circuit board is a double-sided circuit board.
8. The under-screen card swiping device according to claim 1, characterized in that: the signal transceiver module also comprises a microwave module which is used for starting the card swiping module and the display screen when sensing that a human body approaches.
9. The utility model provides an intelligent entrance guard which characterized in that: an underscreen card swipe identification device including the structure of any one of claims 1-8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123161007.6U CN216719154U (en) | 2021-12-15 | 2021-12-15 | Screen is equipment of punching card and intelligent entrance guard down |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123161007.6U CN216719154U (en) | 2021-12-15 | 2021-12-15 | Screen is equipment of punching card and intelligent entrance guard down |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216719154U true CN216719154U (en) | 2022-06-10 |
Family
ID=81885288
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123161007.6U Active CN216719154U (en) | 2021-12-15 | 2021-12-15 | Screen is equipment of punching card and intelligent entrance guard down |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216719154U (en) |
-
2021
- 2021-12-15 CN CN202123161007.6U patent/CN216719154U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder | ||
| CP02 | Change in the address of a patent holder |
Address after: Unit 403-12, 4th Floor, No. 56, Chengyi North Street, Phase III, Software Park, Torch High-tech Zone, Xiamen, Fujian 361000 Patentee after: XIAMEN LEELEN TECHNOLOGY Co.,Ltd. Address before: 2-5 / F, 780 Tieshan Road, Guankou Town, Jimei District, Xiamen City, Fujian Province 361021 Patentee before: XIAMEN LEELEN TECHNOLOGY Co.,Ltd. |