CN216447764U

CN216447764U - Examination monitoring device

Info

Publication number: CN216447764U
Application number: CN202123027557.9U
Authority: CN
Inventors: 苏家宇; 黄辉
Original assignee: CITY COLLEGE SOUTHWEST UNIVERSITY OF SCIENCE AND TECHNOLOGY
Current assignee: CITY COLLEGE SOUTHWEST UNIVERSITY OF SCIENCE AND TECHNOLOGY
Priority date: 2021-12-06
Filing date: 2021-12-06
Publication date: 2022-05-06
Anticipated expiration: 2031-12-06

Abstract

The utility model relates to the technical field of electronic monitoring, in particular to an examination monitoring device, which comprises an installation seat, a fixed shell and a camera, wherein the inner side of the installation seat is fixedly connected with the fixed shell, the inner side of the fixed shell is rotatably connected with a pulley, the outer side of the pulley is wound and covered with a transmission belt, the lower side of the transmission belt is fixedly connected with a transmission box, the lower end of the transmission box is rotatably connected with the camera, the upper end of the camera is fixedly connected with a transmission disc, the transmission disc is rotatably connected with the transmission box, the right side of the upper end of the transmission disc is fixedly connected with a transmission buckle, the outer side of the transmission buckle is slidably connected with a transmission rail plate, in the examination monitoring device, the pulley can drive the transmission belt to move by the rotation of the transmission belt, the transmission box and a worm wheel, so that the transmission belt can drive the transmission box to move, and the camera can move left and right, the monitoring range of the camera is improved, and monitoring while multiple cameras are avoided.

Description

Examination monitoring device

Technical Field

The utility model relates to the technical field of electronic monitoring, in particular to an examination monitoring device.

Background

Along with the development of society, the application of examination room control is increasingly extensive, and the examination room that the examination student set up is made to the examination room, adopts the camera to carry out real time monitoring to the examination room in the examination, can effectually avoid appearing the action such as examination room cheating, can promote the authenticity of examination score to can promote examinee's basic quality.

In the prior art, a plurality of cameras are required to be installed for monitoring an examination room, so that the installation cost is increased, and manpower is wasted for monitoring a video screen in real time; in addition, the monitoring of the plurality of cameras is repeated in the monitoring process of the examination room, and monitoring dead angles are easy to occur, so that the monitoring effect of the examination room is influenced.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to an examination monitoring device to solve the above problems.

In order to achieve the purpose, the utility model provides the following technical scheme:

the utility model provides an examination monitoring device, includes mount pad, set casing and camera, the inboard fixedly connected with set casing of mount pad, the inboard rotation of set casing is connected with the pulley, the outside of pulley is around covering there being the drive belt, the downside fixedly connected with transmission case of drive belt, the lower extreme of transmission case rotates and is connected with the camera, the upper end fixedly connected with driving plate of camera, rotate between driving plate and the transmission case and be connected, the transmission of the upper end right side fixedly connected with transmission of driving plate is detained, the outside sliding connection that the transmission was detained has the transmission rail board, the upside sliding connection of transmission rail board has the transmission to tie, the upper end fixedly connected with drive gear of transmission bolt, rotate between drive gear and the transmission case and be connected.

Preferably, the number of the pulleys is two, worm wheels are fixedly connected to the front ends of the pulleys on the left side, the lower ends of the worm wheels are connected with worms in a meshed mode, a first motor is arranged at the right end of each worm, the worms are rotatably connected with the first motors through output shafts, and the first motors are fixedly connected with the fixed shell.

Preferably, one end of the fixed shell is fixedly connected with a fixed rod, the left side of the fixed rod is connected with a connecting block in a sliding mode, and the connecting block is fixedly connected with the transmission case.

Preferably, the left end of the transmission gear is connected with a driving gear in a meshed mode, the upper end of the driving gear is provided with a second motor, the driving gear is rotatably connected with the second motor through an output shaft, and the second motor is fixedly connected with the transmission case.

Preferably, the number of the installation seats is two, and the installation seats are symmetrically arranged about the central axis of the fixed shell.

Preferably, the inside downside fixedly connected with connecting rod of transmission case, sliding connection between connecting rod and the transmission rail board, sliding connection between transmission rail board and the transmission case.

Preferably, the upper end and the lower end of the transmission rail plate are both provided with a clamping groove.

Preferably, the mounting seat is fixedly connected with the wall of the examination room through expansion bolts.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, through the arrangement of the transmission belt, the transmission box and the worm wheel, the pulley can drive the transmission belt to move by utilizing the rotation of the worm wheel, so that the transmission belt can drive the transmission box to move, the camera can move left and right, the monitoring range of the camera is improved, and the simultaneous monitoring of a plurality of cameras is avoided;

2. according to the utility model, through the arrangement of the transmission disc, the transmission rail plate and the transmission gear, the transmission bolt can drive the transmission rail plate to move left and right by utilizing the rotation of the transmission gear, so that the transmission buckle can drive the transmission disc to swing back and forth, the camera can monitor the lateral range, the monitoring effect is improved, and the monitoring dead angle is avoided.

Drawings

FIG. 1 is a cross-sectional view of the integral mounting structure of the present invention;

FIG. 2 is a sectional view of the mounting structure of the transmission case and the camera head of the present invention;

FIG. 3 is a right side view of the mounting structure of the transmission belt, the transmission case and the connecting block of the present invention;

FIG. 4 is a perspective view of the mounting structure of the drive rail plate of the present invention;

fig. 5 is a schematic view of the mounting structure of the transmission disc and the transmission buckle.

In the figure: 1. a mounting seat; 2. a stationary case; 3. a pulley; 4. a transmission belt; 5. a transmission case; 6. a camera; 7. a drive plate; 8. a transmission buckle; 9. a transmission rail plate; 10. a drive bolt; 11. A transmission gear; 12. a worm gear; 13. a worm; 14. a first motor; 15. fixing the rod; 16. Connecting blocks; 17. a driving gear; 18. a second motor.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In embodiment 1, referring to fig. 1 to 5, the present invention provides a technical solution: an examination monitoring device comprises a mounting seat 1, a fixed shell 2 and a camera 6, wherein the fixed shell 2 is fixedly connected to the inner side of the mounting seat 1, a pulley 3 is rotatably connected to the inner side of the fixed shell 2, a transmission belt 4 is wound on the outer side of the pulley 3, a transmission case 5 is fixedly connected to the lower side of the transmission belt 4, the transmission case 5 can be driven to move by the rotation of the pulley 3, the camera 6 is rotatably connected to the lower end of the transmission case 5, the camera 6 can be driven to move for use by moving the transmission case 5, a transmission disc 7 is fixedly connected to the upper end of the camera 6, a transmission buckle 8 is fixedly connected to the right side of the upper end of the transmission disc 7, a transmission rail plate 9 is slidably connected to the outer side of the transmission buckle 8, a transmission bolt 10 is slidably connected to the upper side of the transmission rail plate 9, a transmission gear 11 is fixedly connected to the upper end of the transmission bolt 10, the transmission bolt 10 can drive the transmission rail plate 9 to move back and forth through the rotation of the transmission gear 11, thereby make transmission detain 8 can drive transmission disc 7 luffing motion, make camera 6 can rotate, further promote the scope of making a video recording, there are two pulleys 3, the front end fixedly connected with worm wheel 12 that is located left pulley 3, the lower extreme meshing of worm wheel 12 is connected with worm 13, the right-hand member of worm 13 is equipped with first motor 14, rotation through first motor 14 makes worm 13 can drive worm wheel 12 and carry out the slow-speed removal, and then make camera 6 can the slow-speed removal, the left end meshing of drive gear 11 is connected with driving gear 17, the upper end of driving gear 17 is equipped with second motor 18, make driving gear 17 can drive gear 11 through the rotation of second motor 18 and rotate, thereby make camera 6 can automatically carry out the horizontal hunting.

Example 2: referring to fig. 2-3, the difference between the present embodiment and embodiment 1 is: one end fixedly connected with dead lever 15 of set casing 2, the left side sliding connection of dead lever 15 has connecting block 16, and fixed connection between connecting block 16 and the transmission case 5 is convenient for carry out spacing support to transmission case 5 and uses, promotes the stability that transmission case 5 drove camera 6 and removes.

The working process is as follows: when the device is used, a power supply in an examination room is used for supplying power, when the examination room is monitored, the mounting seat 1 is fixed on the front wall and the rear wall of the examination room through expansion bolts, the device is supplied with power through a power connector in the examination room, when the examination room is monitored, the worm 13 drives the worm wheel 12 to rotate through the rotation of the first motor 14, so that the pulley 3 can drive the transmission belt 4 to move, the transmission box 5 can drive the camera 6 to move back and forth, the camera 6 can move back and forth to monitor the examination room, the driving gear 17 drives the transmission gear 11 to rotate through the rotation of the second motor 18, the transmission bolt 10 can drive the transmission rail plate 9 to move back and forth, the transmission buckle 8 can drive the transmission plate 7 to swing left and right, the camera 6 can swing left and right, and the monitoring range is further improved, avoid appearing monitoring dead angle phenomenon to through the effect of the single camera 6 that sets up, can reduce manpower work intensity, and can effectual promotion monitoring effect, the connection effect through connecting block 16 and dead lever 15 makes the removal that transmission case 5 can be more stable simultaneously, promotes monitoring stability.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an examination monitoring device, includes mount pad (1), set casing (2) and camera (6), its characterized in that: the inner side of the mounting seat (1) is fixedly connected with a fixed shell (2), the inner side of the fixed shell (2) is rotatably connected with a pulley (3), a transmission belt (4) is wound on the outer side of the pulley (3), a transmission box (5) is fixedly connected with the lower side of the transmission belt (4), the lower end of the transmission case (5) is rotationally connected with a camera (6), the upper end of the camera (6) is fixedly connected with a transmission disc (7), the transmission disc (7) is rotationally connected with the transmission box (5), the right side of the upper end of the transmission disc (7) is fixedly connected with a transmission buckle (8), the outer side of the transmission buckle (8) is connected with a transmission rail plate (9) in a sliding way, the upper side of the transmission rail plate (9) is connected with a transmission bolt (10) in a sliding way, the upper end of the transmission bolt (10) is fixedly connected with a transmission gear (11), and the transmission gear (11) is rotatably connected with the transmission box (5).

2. An examination monitoring device according to claim 1, characterised in that: the number of the pulleys (3) is two, the pulleys are located on the left side, worm wheels (12) are fixedly connected to the front ends of the pulleys (3), worms (13) are connected to the lower ends of the worm wheels (12) in a meshed mode, first motors (14) are arranged at the right ends of the worms (13), the worms (13) are rotatably connected with the first motors (14) through output shafts, and the first motors (14) are fixedly connected with the fixed shell (2).

3. An examination monitoring device according to claim 1, characterised in that: one end fixedly connected with dead lever (15) of set casing (2), the left side sliding connection of dead lever (15) has connecting block (16), fixed connection between connecting block (16) and transmission case (5).

4. An examination monitoring device according to claim 1, characterised in that: the left end of the transmission gear (11) is connected with a driving gear (17) in a meshed mode, a second motor (18) is arranged at the upper end of the driving gear (17), the driving gear (17) is rotatably connected with the second motor (18) through an output shaft, and the second motor (18) is fixedly connected with the transmission case (5).

5. An examination monitoring device according to claim 1, characterised in that: the number of the installation bases (1) is two, and the installation bases (1) are symmetrically arranged relative to the central axis of the fixed shell (2).

6. An examination monitoring device according to claim 1, characterised in that: the inside downside fixedly connected with connecting rod of transmission case (5), sliding connection between connecting rod and transmission rail board (9), sliding connection between transmission rail board (9) and transmission case (5).

7. An examination monitoring device according to claim 1, characterised in that: the upper end and the lower end of the transmission rail plate (9) are provided with clamping grooves.

8. An examination monitoring device according to claim 1, characterised in that: the mounting seat (1) is fixedly connected with the wall of the examination room through expansion bolts.