Access control equipment suitable for different key modules

Abstract

The utility model provides access control equipment suitable for different key modules, which comprises a front shell, a rear shell and a key module, and the front shell is provided with a first hollow part and a plurality of first abdicating holes; the single-key decorative plate and the multi-key decorative plate are alternatively used; the single-key decorative plate is provided with a second abdicating hole; when the key module is a single-key module, the front shell is fixedly connected with a single-key decorative plate, a key cap of the single-key module penetrates through the first hollow part and the second abdicating holes and then is exposed outside, and the plurality of first abdicating holes are shielded by the single-key decorative plate; the multi-key decorative plate is provided with a plurality of third abdicating holes; when the key module is the multi-key module, the front shell is fixedly connected with the multi-key decorative plate, the plurality of key parts of the multi-key decorative plate penetrate through the first abdicating hole and the third abdicating hole and then are exposed outside, and the first hollow part is shielded by the multi-key decorative plate, so that access control equipment with different key forms only adopts the same front shell; therefore, the types and the quantity of materials are reduced, and the mold cost is saved.

Description

Technical Field

[0001] The utility model relates to the technical field of access control equipment, and in particular to an access control equipment that is convenient for adapting to different key modules. Background Art

[0002] Access control devices are usually used in places such as family residences, residential buildings or park buildings. Among them, the access control host used in residential buildings or park buildings is equipped with multiple buttons, each button corresponds to the information of one of the household owners, while the access control host used in family residences is equipped with a single button. Due to the difference in the number of buttons, the front shells of the above two types of access control devices have different numbers of openings, which in turn requires two different sets of production molds, increasing production costs. Utility Model Content

[0003] In view of the deficiencies in the prior art, the purpose of the present invention is to provide an access control device that is convenient for use with different key modules to solve the problems mentioned in the above background technology section.

[0004] The utility model is realized by the following technical solutions:

[0005] A door access control device that is convenient for using different key modules, comprising a detachably connected front shell and a rear shell, a key module is fixedly arranged between the front shell and the rear shell, and the key module is a single-key module or a multi-key module; the front shell is provided with a first hollow portion and a plurality of first clearance holes; further comprising a single-key decorative plate and a multi-key decorative plate that are selectively used; the single-key decorative plate is provided with a second clearance hole; when the key module is a single-key module, the front shell is fixedly connected to the single-key decorative plate, and the key cap of the single-key module is exposed after passing through the first hollow portion and the second clearance hole, and the plurality of first clearance holes are shielded by the single-key decorative plate; the multi-key decorative plate is provided with a plurality of third clearance holes; when the key module is a multi-key module, the front shell is fixedly connected to the multi-key decorative plate, and the plurality of key portions of the multi-key decorative plate are exposed after passing through the first clearance hole and the third clearance hole, and the first hollow portion is shielded by the multi-key decorative plate.

[0006] Furthermore, the single-button decorative plate and the multi-button decorative plate are both provided with a plurality of first positioning portions, and the front shell is provided with second positioning portions which snap-fit ​​with the first positioning portions.

[0007] Furthermore, the single-button module also includes a single-button circuit board and a light guide ring. The light guide ring is sleeved on the outer periphery of the button cap, and the single-button circuit board is equipped with a plurality of light-emitting devices facing the light guide ring.

[0008] Furthermore, the multi-button decorative plate is provided with a second hollow portion, and a nameplate component is fixedly provided in the second hollow portion, and the first hollow portion is shielded by the nameplate component.

[0009] Furthermore, the multi-button module includes a multi-button circuit board, a support plate and a key plate with a plurality of key parts which are stacked in sequence, and the support plate is fixedly arranged on the rear end surface of the front shell.

[0010] Furthermore, the support plate is provided with a supporting portion, and the supporting portion supports the edge of the nameplate assembly against the rear end surface of the multi-button decorative plate through the first hollow portion.

[0011] Furthermore, the supporting portion is a thin plate which protrudes toward the nameplate assembly and can be elastically deformed.

[0012] Furthermore, a plurality of the third relief holes are arranged in a circular array on the outer periphery of the second hollow portion.

[0013] Furthermore, it also includes a hook shell, the rear shell is fixed with an anti-removal module, the anti-removal module is provided with a trigger switch abutting the hook shell, when the trigger switch is separated from the hook shell, the anti-removal module sends out an alarm.

[0014] The beneficial effects of the utility model are as follows: an access control device that is convenient for using different button modules, comprising a detachably connected front shell and a rear shell, a button module is fixedly arranged between the front shell and the rear shell, and the button module is a single-button module or a multi-button module; the front shell is provided with a first hollow portion and a plurality of first makeshift holes; further comprising a single-button decorative plate and a multi-button decorative plate that can be used selectively; the single-button decorative plate is provided with a second makeshift hole; when the button module is a single-button module, the front shell is fixedly connected to the single-button decorative plate, and the button cap of the single-button module passes through the first hollow portion and a plurality of first makeshift holes. A hollow portion and the second make way hole are exposed to the outside, and several of the first make way holes are covered by the single-button decorative plate; the multi-button decorative plate is provided with several third make way holes; when the button module is a multi-button module, the front shell is fixedly connected to the multi-button decorative plate, and several button portions of the multi-button decorative plate are exposed to the outside after passing through the first make way hole and the third make way hole, and the first hollow portion is covered by the multi-button decorative plate, so that access control devices with different button forms only use the same front shell, which not only reduces the type and quantity of materials but also saves mold costs. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a three-dimensional diagram of a single-button type access control device.

[0016] Figure 2 This is an exploded view of a single-button access control device.

[0017] Figure 3 This is an exploded view of the single-button module of a single-button type access control device.

[0018] Figure 4It is a three-dimensional diagram of a multi-button type access control device.

[0019] Figure 5 This is an exploded view of a multi-button access control device.

[0020] Figure 6 This is an exploded view of the multi-button module of a multi-button type access control device.

[0021] Figure 7 It is a cross-sectional view along the horizontal center axis of the nameplate assembly.

[0022] Figure 8 It is a three-dimensional diagram of the back shell and the hanging shell.

[0023] Fig. 9 It is a three-dimensional diagram of the connection relationship between the front shell and the electronic components.

[0024] The above drawings include the following reference numerals:

[0025] 1. Front shell; 11. First hollow portion; 12. First clearance hole; 13. Second positioning portion; 2. Back shell; 21. Anti-movement module; 211. Trigger switch; 3. Single-button module; 31. Single-button circuit board; 311. Light-emitting device; 312. Single-button switch; 32. Button cap; 33. Light guide ring; 34. Fixing plate; 4. Single-button decorative plate; 41. Second clearance hole; 5. Multi-button module; 51. Multi-button circuit board; 511. Multi-button Switch; 52, keypad; 521, key portion; 53, support plate; 531, top holding portion; 532, light guide hole; 6, multi-key decorative plate; 61, second hollow portion; 62, third clearance hole; 7, nameplate assembly; 71, transparent shell; 72, information plate; 8, hanging shell; 81, first clearance hole; 91, main control circuit board; 92, microphone module; 93, camera module; 94, communication module; 95, audio module; 96, upper decorative panel. DETAILED DESCRIPTION

[0026] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model. Therefore, the following detailed description of the embodiments of the utility model provided in the drawings is not intended to limit the scope of the utility model for which protection is claimed, but merely represents selected embodiments of the utility model.

[0027] In the description of the present invention, the terms "first" and "second" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features.

[0028] Reference Figures 1 to 9 As shown, a door access control device that is convenient for using different key modules includes a detachably connected front shell 1 and a rear shell 2, and the front shell 1 and the rear shell 2 can be detachably connected by screws. A key module is fixed between the front shell 1 and the rear shell 2, and the key module includes a single key module 3 and a multi-key module 5. The front shell 1 is provided with a first hollow portion 11 and a first clearance hole 12.

[0029] It also includes a single-button decorative plate 4 and a multi-button decorative plate 6 that can be used selectively.

[0030] The single-button decorative plate 4 is provided with a second clearance hole 41. When the button module is a single-button module 3, the front shell 1 is fixedly connected to the single-button decorative plate 4, and the button cap 32 of the single-button module 3 is exposed after passing through the first hollow portion 11 and the second clearance hole 41, and several first clearance holes 12 are shielded by the single-button decorative plate 4.

[0031] The multi-button decorative plate 6 is provided with a plurality of third clearance holes 62; when the button module is a multi-button module 5, the front shell 1 is fixedly connected to the multi-button decorative plate 6, and the plurality of button portions 521 of the multi-button decorative plate 6 are exposed after passing through the first clearance holes 12 and the third clearance holes 62, and the first hollow portion 11 is shielded by the multi-button decorative plate 6.

[0032] By opening the first hollow portion 11 and the first clearance hole 12 in the front shell 1, and then selecting the single-button decorative plate 4 or the multi-button decorative plate 6 for matching, the access control devices with different button forms only use the same front shell 1, which not only reduces the type and quantity of materials but also saves the mold cost. In addition, according to customer needs, the access control device with the single-button mold 3 type and the access control device with the multi-button module 5 type can be modified. The modification process does not require the replacement of the front shell 1 and the rear shell 2, so that the access control device has a simple structure and is easy to assemble, and can be applied to a variety of scenarios.

[0033] The single-button decorative plate 4 and the multi-button decorative plate 6 are both provided with a plurality of first positioning parts, and the front shell 1 is provided with a second positioning part 13 that buckles with the first positioning part. Specifically, the single-button decorative plate 4 and the multi-button decorative plate 6 are both detachably connected to the front shell 1 through the cooperation of the first positioning part and the second positioning part 13. In the present utility model, the first positioning part located on the single-button decorative plate 4 and the multi-button decorative plate 6 is a cylindrical structure, and the second positioning part 13 located on the front shell 1 is a circular hole structure.

[0034] Reference Figures 1 to 3As shown, the single-button module 3 includes a single-button circuit board 31, a button cap 32, a light guide ring 33 and a fixing plate 34. The button cap 32 is made of silicone. The single-button circuit board 31 is provided with a single-button switch 312. The opening and closing of the single-button switch 312 is controlled by pressing the button cap 32.

[0035] The light guide ring 33 is sleeved on the outer periphery of the key cap 32. The single-key circuit board 31 is provided with a plurality of light-emitting devices 311 around the single-key switch 312. The light source of the light-emitting device 311 is transmitted along the light guide ring 33, so that the outer periphery of the key cap 32 emits light, thereby facilitating the quick finding of the key position in a dark environment.

[0036] The fixing plate 34 is disposed between the key cap 32 and the single-key circuit board 31 , and the fixing plate 34 is used to provide support for the key cap 32 .

[0037] The fixing plate 34 and the single-button circuit board 31 are fixed to the rear end surface of the front housing 1 by screws, so as to fix the single-button module 3 .

[0038] Reference Figures 4 to 7 As shown, the multi-button module 5 includes a multi-button circuit board 51, a support board 53 and a key board 52 with a plurality of key portions 521 stacked in sequence, and the support board 53 is fixed to the rear end surface of the front housing 1. The key board 52 is made of silicone material, and the multi-button circuit board 51 is provided with a multi-button switch 511, and the multi-button switch 511 is controlled to be turned on and off by pressing the key portion 521.

[0039] The multi-button decorative plate 6 is provided with a second hollow portion 61, and a nameplate assembly 7 is fixedly provided on the second hollow portion 61, and the first hollow portion 11 is shielded by the nameplate assembly 7. The information filled in the nameplate assembly 7 facilitates the user to quickly find the user corresponding to each button portion 521, and the nameplate assembly 7 shields the first hollow portion 11 of the front shell 1 to prevent it from leaking out, so that the access control device is beautiful as a whole.

[0040] The nameplate assembly 7 includes a transparent shell 71 and an information plate 72. The transparent shell 71 is arranged in the second hollow portion 61. The support plate 53 is provided with a supporting portion 531. The supporting portion 531 supports the edge of the nameplate assembly 7 on the rear end surface of the multi-button decorative plate 6 through the first hollow portion 11, so that the information plate 72 is embedded in the transparent shell 71, and the edge of the transparent shell 71 is supported on the rear end surface of the multi-button decorative plate 6.

[0041] The support plate 53 is provided with a light guide hole 532 facing the first clearance hole 12. The light guide hole 532 can be used to make way so that the key part 521 can press the multi-key switch 511, and can also be used to guide light, so that the light source of the light emitting device 3111 on the multi-key circuit board 51 is transmitted through the light guide hole 532, so that the key part 521 emits light, thereby facilitating the quick finding of the key position in a dark environment.

[0042] Preferably, the third clearance holes 62 are arranged in a circular array on the outer periphery of the second hollow portion 61. The positions of the third clearance holes 62 and the second hollow portion 61 are arranged by the above structure, so that the overall structure of the access control device is compact, the arrangement is reasonable, and the structure is beautiful.

[0043] The number of the multi-button switches 511 of the multi-button module 5 of the utility model includes but is not limited to four, which can be configured as needed. In other embodiments, the multi-button switch 511 of the multi-button module 5 can also be used to switch different working states of the access control device, such as turning on the night vision mode, the intelligent monitoring mode, opening and closing the door lock, or pressing the key to talk.

[0044] Reference Figure 8 As shown, it also includes a hanging shell 8, which is provided with a plurality of first clearance holes 81. The hanging shell 8 can be pre-buried in a wall or a door through the first clearance holes 81. The rear shell 2 is detachably connected to the hanging shell 8. The appearance surface of the rear shell 2 and the hanging shell 8 after assembly is flush, so that the overall structure of the access control device is compact and beautiful.

[0045] The rear housing 2 is fixed with an anti-removal module 21, and the anti-removal module 21 is provided with a trigger switch 211 abutting against the hook housing 8. When the trigger switch 211 is separated from the hook housing 8, the anti-removal module 21 sends out an alarm, thereby avoiding the loss of the access control device.

[0046] Reference Fig. 9 As shown, the rear end face of the front shell 1 is also installed with a main control circuit board 91, a microphone module 92, a camera module 93, a communication module 94, and an audio module 95. By laying the above modules and circuit boards flat on the rear end face of the front shell 1, the overall structure is reasonable and the layout is compact, and the body thickness of the access control device can be ultra-thin.

[0047] An upper decorative panel 96 is also provided on the front side of the front shell 1. The upper decorative panel 96 is flush with the side end surface and the front end surface of the single-button decorative panel 4 or the multi-button decorative panel 6, making the access control device beautiful as a whole.

[0048] The above description is only the preferred implementation of the utility model, and is not intended to limit the utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. An access control device that is convenient for using different key modules, comprising a detachably connected front shell (1) and a rear shell (2), a key module being fixedly arranged between the front shell (1) and the rear shell (2), the key module being a single key module (3) or a multi-key module (5), characterized in that: The front shell (1) is provided with a first hollow portion (11) and a plurality of first clearance holes (12); Also included is a single-button decorative plate (4) and a multi-button decorative plate (6) which can be used selectively; The single-button decorative plate (4) is provided with a second clearance hole (41); when the button module is a single-button module (3), the front shell (1) is fixedly connected to the single-button decorative plate (4), and the button cap (32) of the single-button module (3) is exposed after passing through the first hollow portion (11) and the second clearance hole (41), and a plurality of the first clearance holes (12) are shielded by the single-button decorative plate (4); The multi-button decorative plate (6) is provided with a plurality of third clearance holes (62); when the button module is a multi-button module (5), the front shell (1) is fixedly connected to the multi-button decorative plate (6), and the plurality of button portions (521) of the multi-button decorative plate (6) are exposed after passing through the first clearance holes (12) and the third clearance holes (62), and the first hollow portion (11) is shielded by the multi-button decorative plate (6).

2. The access control device that is convenient for using different key modules according to claim 1, characterized in that: The single-button decorative plate (4) and the multi-button decorative plate (6) are both provided with a plurality of first positioning portions, and the front shell (1) is provided with a second positioning portion (13) that is buckled with the first positioning portions.

3. The access control device according to claim 1, which is convenient for using different key modules, is characterized in that: The single-button module (3) further comprises a single-button circuit board (31) and a light guide ring (33); the light guide ring (33) is sleeved on the outer periphery of the button cap (32); and the single-button circuit board (31) is equipped with a plurality of light-emitting devices (311) facing the light guide ring (33).

4. The access control device that is convenient for using different key modules according to claim 1, characterized in that: The multi-button decorative plate (6) is provided with a second hollow portion (61), a nameplate assembly (7) is fixedly provided on the second hollow portion (61), and the nameplate assembly (7) covers the first hollow portion (11).

5. The access control device that is convenient for using different key modules according to claim 4, characterized in that: The multi-key module (5) comprises a multi-key circuit board (51), a support plate (53) and a key plate (52) provided with a plurality of key parts (521) which are stacked in sequence, and the support plate (53) is fixedly arranged on the rear end surface of the front shell (1).

6. The access control device that is convenient for using different key modules according to claim 5, characterized in that: The support plate (53) is provided with a supporting portion (531), and the supporting portion (531) supports the edge of the nameplate assembly (7) against the rear end surface of the multi-button decorative plate (6) via the first hollow portion (11).

7. The access control device that is convenient for using different key modules according to claim 6, characterized in that: The supporting portion (531) is a thin plate that protrudes toward the nameplate assembly (7) and is elastically deformable.

8. The access control device that is convenient for using different key modules according to claim 6, characterized in that: A plurality of the third clearance holes (62) are arranged in a circular array on the outer periphery of the second hollow portion (61).

9. The access control device according to any one of claims 1 to 8, which is convenient for using different key modules, characterized in that: It also comprises an on-hook shell (8), the rear shell (2) being provided with an anti-removal module (21), the anti-removal module (21) being provided with a trigger switch (211) abutting against the on-hook shell (8), and when the trigger switch (211) is separated from the on-hook shell (8), the anti-removal module (21) emits an alarm.

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