Protective access control device for building security and protection

Abstract

The utility model discloses a protective access control device for building security and protection, and relates to the technical field of access control machines. Comprising a protective cover and an access control host, the protective cover covers the access control host, a linear sliding rail is fixedly mounted on the right side of the access control host, the inner wall of the right side of the protective cover is fixedly connected with a sliding block of the linear sliding rail, a rack is arranged on the inner wall of the left side of the protective cover, and a micro stepping motor is mounted on the left side of the access control host. According to the protective access control device for building security and protection, the micro stepping motor is started by pressing the time delay switch, the protective cover is driven to move upwards through meshing transmission of the gear and the rack, so that the front face of the access control host is exposed for use, after about one minute is delayed, the micro stepping motor drives the protective cover to move downwards, and the front face of the access control host is covered and protected; even if being collided by external objects, the protective device is not prone to damage, the time delay switch is arranged so that a user can be prevented from forgetting to start protective measures, and great convenience can be brought to people.

Description

Technical Field

[0001] The utility model relates to the technical field of access control machines, in particular to a protective access control device for building security. Background Art

[0002] With the improvement of living standards, people's awareness of anti-theft and safety has been strengthened. Access control intercoms are installed in some residential buildings. They can identify and record the identities of visitors through face recognition, card swiping, passwords, etc., to achieve precise control of the entry and exit of personnel. By connecting to the access control system, the access control intercom can remotely turn on and off the access control system, and realize functions such as remote opening and closing of doors and alarms.

[0003] The access control intercoms in existing communities and other areas are generally installed on the outer walls of buildings, which are basically exposed to the external environment for the convenience of owners to use. Since the access control intercoms are often in the external environment, their protection performance is poor and they are easily damaged if they are bumped by objects. Utility Model Content

[0004] The utility model provides a protective door access device for building security, so as to solve the problems in the background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a protective access control device for building security, comprising a protective cover and an access control host, the protective cover is covered on the access control host, a linear slide rail is fixedly installed on the right side of the access control host, the right inner wall of the protective cover is fixedly connected to the slider of the linear slide rail, a rack is provided on the left inner wall of the protective cover, a micro stepper motor is installed on the left side of the access control host, and a gear is installed on the output shaft end of the micro stepper motor, which is connected to the rack through the gear transmission; the access control host comprises a shell, a power board, a control main board and a delay switch, the power board, the control main board and the delay switch are respectively installed in the shell, and the control main board and the delay switch are electrically connected to the power board, the delay switch is electrically connected to the micro stepper motor, and a face recognition module, a voice module, a display screen, a password keyboard module and an IC card reading and writing module are integrated on the control main board.

[0006] Furthermore, a motor compartment is provided at the top of the shell, and the micro stepping motor is installed in the motor compartment.

[0007] Furthermore, an opening is provided on the outer wall of the motor compartment, and the gear extends outward from the opening and is meshed with the rack.

[0008] Furthermore, the face recognition module and the voice module are respectively located at the top of the shell, the display screen is located at the upper part of the shell, and the password keyboard module and the IC card reading and writing module are located at the lower part of the shell.

[0009] Furthermore, the lens on the face recognition module extends outward from the housing, the display surface of the display screen extends outward from the housing, and the keys on the password keyboard module extend outward from the housing.

[0010] Furthermore, the delay switch is located at the bottom end of the shell, and a button on the delay switch extends outward from the shell.

[0011] Compared with the prior art, the utility model provides a protective access control device for building security, which has the following beneficial effects:

[0012] The protective access control device for building security starts the micro-stepping motor by pressing the delay switch, and uses the meshing transmission of gears and racks to drive the protective cover to move up, so that the front of the access control host is exposed for use. After a delay of about 1 minute, the micro-stepping motor drives the protective cover to move down, covering the front of the access control host for protection. Even if it is bumped by external objects, it is not easy to be damaged. The setting of the delay switch can prevent users from forgetting to start protective measures, which can bring a lot of convenience to people. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a structural schematic diagram of the utility model;

[0014] Figure 2 It is a partial schematic diagram of the utility model;

[0015] Figure 3 It is a side sectional view of the access control host of the utility model.

[0016] In the figure: 1. Protective cover; 11. Rack; 2. Access control host; 21. Housing; 22. Power board; 23. Control main board; 24. Delay switch; 25. Face recognition module; 26. Voice module; 27. Display screen; 28. Password keyboard module; 29. ​​IC card reader / writer module; 210. Motor compartment; 211. Opening; 3. Linear guide rail; 4. Micro stepper motor; 5. Gear. DETAILED DESCRIPTION

[0017] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only 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.

[0018] See also Figure 1-Figure 3The utility model discloses a protective access control device for building security, including a protective cover 1 and an access control host 2, wherein the protective cover 1 is covered on the access control host 2, a linear slide rail 3 is fixedly installed on the right side of the access control host 2, the right inner wall of the protective cover 1 is fixedly connected to the slider of the linear slide rail 3, a rack 11 is arranged on the left inner wall of the protective cover 1, a micro-stepping motor 4 is installed on the left side of the access control host 2, and a gear 5 is installed on the output shaft end of the micro-stepping motor 4, which is connected to the rack 11 through the gear 5, and the micro-stepping motor 4 is started by pressing the delay switch 24, and the protective cover 1 is driven to move up by the meshing transmission of the gear 5 and the rack 11, so that the front of the access control host 2 is exposed for use, and after a delay of about 1 minute, the micro-stepping motor 4 drives the protective cover 1 to move down, and the front of the access control host 2 is covered and protected, so that it is not easy to be damaged even if it is bumped by external objects, and the setting of the delay switch 24 can prevent the user from forgetting to start the protective measures, which can bring a lot of convenience to people;

[0019] The access control host 2 includes a shell 21, a power board 22, a control main board 23 and a delay switch 24. The power board 22, the control main board 23 and the delay switch 24 are respectively installed in the shell 21, and the control main board 23 and the delay switch 24 are electrically connected to the power board 22. The delay switch 24 is electrically connected to the micro stepping motor 4. The control main board 23 is integrated with a face recognition module 25, a voice module 26, a display screen 27, a password keyboard module 28 and an IC card reading and writing module 29.

[0020] Specifically, a motor compartment 210 is provided at the top of the housing 21 , and the micro stepping motor 4 is installed in the motor compartment 210 .

[0021] In this embodiment, the motor compartment 210 is used to provide an installation space for the micro stepping motor 4 , so as to facilitate assembling the micro stepping motor 4 in the housing 21 .

[0022] Specifically, an opening 211 is provided on the outer wall of the motor compartment 210 , and the gear 5 extends outward from the opening 211 to be meshed and connected with the rack 11 .

[0023] In this embodiment, the opening 211 is a clearance structure, so that the gear 5 is exposed outside the motor compartment 210 to be meshed with the rack 11 .

[0024] Specifically, the face recognition module 25 and the voice module 26 are respectively located at the top of the housing 21 , the display screen 27 is located at the upper part of the housing 21 , and the password keyboard module 28 and the IC card reading and writing module 29 are located at the lower part of the housing 21 .

[0025] In this embodiment, the face recognition module 25 uses a camera or other face acquisition equipment to authenticate the user through a face recognition algorithm, so as to perform corresponding processing according to the user's identity information, such as opening the door. The display screen 27 can display the image of the visitor in real time so that the user can better understand the visitor's identity and appearance characteristics. The password keyboard module 28 inputs a password and performs corresponding operations according to the validity of the input password. The IC card reader module 29 is used to realize the card swiping function of access control. The user uses the IC card to swipe the card contactlessly or contactlessly. The IC card reader module 29 reads the identification information stored on the card and compares it with the database in the access control system to determine whether the user has the authority to enter or leave a specific area.

[0026] Specifically, the lens on the face recognition module 25 extends outward from the housing 21 , the display surface of the display screen 27 extends outward from the housing 21 , and the keys on the password keyboard module 28 extend outward from the housing 21 .

[0027] In this embodiment, in order to facilitate the use of the face recognition module 25 , the display screen 27 and the password keyboard module 28 , their operating parts need to be exposed outside the housing 21 .

[0028] Specifically, the delay switch 24 is located at the bottom of the housing 21 , and a button on the delay switch 24 extends outward from the housing 21 .

[0029] In this embodiment, in the circuit control, the delay switch 24 can make the circuit automatically start or shut down after a certain time interval, thereby achieving the purpose of automatic control.

[0030] When in use, the micro-stepping motor 4 is started by pressing the delay switch 24, and the meshing transmission of the gear 5 and the rack 11 is used to drive the protective cover 1 to move up, so that the front side of the access control host 2 is exposed for use. After a delay of about 1 minute (the delay switch 24 is set to start the micro-stepping motor 4 normally, and the micro-stepping motor 4 rotates forward to drive the protective cover 1 to move up to the predetermined position, and then delays for 1 minute. After the micro-stepping motor 4 is controlled to reverse and drive the protective cover 1 to move down to the predetermined position, the delay switch 24 normally shuts down the micro-stepping motor 4), the micro-stepping motor 4 drives the protective cover 1 to move down, and covers and protects the front side of the access control host 2. Even if it is bumped by external objects, it is not easy to be damaged. The setting of the delay switch 24 can prevent users from forgetting to start protective measures, which can bring a lot of convenience to people.

[0031] To sum up, the protective access control device for building security starts the micro-stepping motor 4 by pressing the delay switch 24, and uses the meshing transmission of the gear 5 and the rack 11 to drive the protective cover 1 to move up, so that the front of the access control host 2 is exposed for use. After a delay of about 1 minute, the micro-stepping motor 4 drives the protective cover 1 to move down, and covers the front of the access control host 2 for protection. Even if it is bumped by external objects, it is not easy to be damaged. The setting of the delay switch 24 can prevent users from forgetting to start protective measures, which can bring a lot of convenience to people.

[0032] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A protective access control device for building security, comprising a protective cover (1) and an access control host (2), characterized in that: The protective cover (1) is covered on the access control host (2), a linear slide rail (3) is fixedly installed on the right side of the access control host (2), the right inner wall of the protective cover (1) is fixedly connected to the slider of the linear slide rail (3), the left inner wall of the protective cover (1) is provided with a rack (11), a micro-stepping motor (4) is installed on the left side of the access control host (2), and a gear (5) is installed on the output shaft end of the micro-stepping motor (4), which is connected to the rack (11) through the gear (5); The access control host (2) comprises a housing (21), a power board (22), a control main board (23) and a time delay switch (24); the power board (22), the control main board (23) and the time delay switch (24) are respectively installed in the housing (21); the control main board (23) and the time delay switch (24) are both electrically connected to the power board (22); the time delay switch (24) is electrically connected to a micro-stepping motor (4); and a face recognition module (25), a voice module (26), a display screen (27), a password keyboard module (28) and an IC card reading and writing module (29) are integrated on the control main board (23).

2. A protective access control device for building security according to claim 1, characterized in that: A motor compartment (210) is provided at the top of the housing (21), and the micro stepping motor (4) is installed in the motor compartment (210).

3. A protective access control device for building security according to claim 2, characterized in that: An opening (211) is provided on the outer wall of the motor compartment (210), and the gear (5) extends outward from the opening (211) and is meshedly connected with the rack (11).

4. The protective access control device for building security according to claim 1, characterized in that: The face recognition module (25) and the voice module (26) are respectively located at the top of the housing (21), the display screen (27) is located at the upper part of the housing (21), and the password keyboard module (28) and the IC card reading and writing module (29) are located at the lower part of the housing (21).

5. The protective access control device for building security according to claim 1, characterized in that: The lens on the face recognition module (25) extends outward from the housing (21), the display surface of the display screen (27) extends outward from the housing (21), and the keys on the password keyboard module (28) extend outward from the housing (21).

6. The protective access control device for building security according to claim 1, characterized in that: The time delay switch (24) is located at the bottom end of the housing (21), and a button on the time delay switch (24) extends outward from the housing (21).

Images