Anti-cheating device for examination
Through the combined design of the table bucket structure and screw bolts, the high cost problems caused by multiple helical gear sets in the prior art are solved, and a simple structure and flexible adjustment test anti-cheating equipment is realized, which reduces production costs and increases use Convenience.
Patent Information
- Application Number
- CN202420834835.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-22
- Publication Date
- 2024-12-27
- Estimated Expiration
- 2034-04-22
AI Technical Summary
The existing anti-cheating device for college English exams uses multiple helical gear sets and drive motors, resulting in complex structure and high cost.
Using the table bucket structure, a simple semi-enclosed structure is formed through the combination design of the first baffle, the second baffle, the rod, the sliding plate and the spring. The connection between the screw holes and the bolts is achieved by realizing the ability of the baffle and the table. Adjustability, reduce production costs.
It realizes a test anti-cheating equipment with a simple structure and low production cost, and the table plate is adjustable in height, flexible in use, and meets different needs.
Smart Images
Figure CN222237026U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of learning equipment, in particular to an anti-cheating device for examinations. Background Art
[0002] Examination is a strict method of assessing knowledge level. In order to ensure fairness of the results, there needs to be strict discipline in the examination room, and there should be chief examiners, invigilators and patrol examiners to increase the intensity of supervision. In order to avoid cheating, anti-cheating equipment is needed.
[0003] A device for preventing cheating in college English exams disclosed in Chinese patent CN210493203U constructs a semi-enclosed enclosure structure to prevent plagiarism. However, while solving the problem, the device for preventing cheating in college English exams has the following defects:
[0004] Starting the drive motor drives the first transmission rod to rotate, and through multiple sets of bevel gear groups, the first baffle, the second baffle and the third baffle rotate to form a semi-enclosed structure. However, because it uses multiple sets of bevel gear groups and drive motors and other components, the structure is complex, resulting in high costs. Utility Model Content
[0005] The purpose of the utility model is to solve at least one of the technical defects described in the background technology.
[0006] To this end, one purpose of the utility model is to provide an anti-cheating device for examinations, aiming to solve the problem that the anti-cheating device for college English examinations in the prior art uses multiple sets of helical gear sets and drive motors, resulting in high costs.
[0007] In order to achieve the above-mentioned purpose, an embodiment of one aspect of the utility model provides an anti-cheating device for examinations, including a table drawer, a first baffle being slidably connected inside the table drawer, a first screw hole and a second screw hole being provided on the surface of the first baffle, a first bolt being threadedly connected inside the first screw hole, a hook being fixedly connected to the surface of the first baffle, a second baffle being rotatably connected to the surface of the table drawer, a clamping rod being slidably connected inside the second baffle, a sliding plate being fixedly connected to the surface of the clamping rod, and a spring being fixedly connected to the surface of the sliding plate.
[0008] Preferably, any of the above schemes has a table top slidably connected to the surface of the table drawer, a third screw hole is provided on the surface of the table drawer, the table drawer is threadedly connected to a second bolt through the third screw hole, and the second bolt is used to fix the table top.
[0009] Preferably, any of the above solutions is that a sliding block is fixedly connected to the surface of the first baffle, and the sliding block is used to limit the movement of the first baffle.
[0010] Compared with the prior art, the advantages and beneficial effects of the utility model are:
[0011] 1. Release the fixation of the first baffle, pull the first baffle to move upward, install the first bolt into the second screw hole to fix the first baffle, and flip the second baffle upward. During the flipping process, the hook squeezes the card rod and the sliding plate to move upward, so that the spring is stretched until the card rod passes over the hook. The spring drives the card rod to reset and cooperates with the hook to limit and fix the second baffle. The overall structure is simple and the manufacturing cost is low.
[0012] 2. Remove the second bolt to separate it from the table top, cancel the fixation of the table top, pull the table top up and down in the table drawer, adjust the height of the table top, and after the adjustment is completed, install the second bolt into the corresponding third screw hole. This makes it convenient for each student to adjust according to their own needs and is more flexible to use.
[0013] Additional aspects and advantages of the present invention will be given in part in the following description and in part will become apparent from the following description or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS
[0014] The above and / or additional aspects and advantages of the present invention will become apparent and easily understood from the description of the embodiments in conjunction with the following drawings, in which:
[0015] Figure 1 It is a schematic diagram of the structure of the external contour of the utility model;
[0016] Figure 2 It is a schematic diagram of the structure on the back of the utility model;
[0017] Figure 3 It is a structural schematic diagram of a cutaway view of a table bucket according to the utility model;
[0018] Figure 4 It is a schematic structural diagram of the second baffle according to the utility model;
[0019] Figure 5 According to the utility model Figure 1 A schematic diagram of the enlarged structure at point A in the middle.
[0020] Among them: 1. table top, 2. first baffle, 3. first screw hole, 4. second screw hole, 5. first bolt, 6. hook, 7. second baffle, 8. lever, 9. sliding plate, 10. spring, 11. table top, 12. third screw hole, 13. second bolt, 14. slider, 15. square groove, 16. table leg, 17. handle, 18. hinge. DETAILED DESCRIPTION
[0021] The embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to be used to explain the present invention, and should not be construed as limiting the present invention.
[0022] In the present invention, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", "fix" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.
[0023] like Figure 1-5 As shown, an anti-cheating device for examinations in this embodiment includes a table bucket 1, a first baffle 2 is slidably connected inside the table bucket 1, there are two groups of first baffles 2, a slider 14 is fixedly connected to the surface of the first baffle 2, a first screw hole 3 and a second screw hole 4 are provided on the surface of the first baffle 2, a first bolt 5 is threadedly connected to the inside of the first screw hole 3, a knob is fixed to one end of the first bolt 5, a hook 6 is fixedly connected to the surface of the first baffle 2, a second baffle 7 is rotatably connected to the surface of the table bucket 1, a slot is provided on the second baffle 7 for the hook 6 to pass through, a hinge 18 is fixedly connected to the surface of the table bucket 1, the table bucket 1 is rotatably connected to the second baffle 7 through the hinge 18, a clamping rod 8 is slidably connected to the inside of the second baffle 7, a sliding plate 9 is fixedly connected to the surface of the clamping rod 8, the sliding plate 9 is slidably connected to the inside of the second baffle 7, a spring 10 is fixedly connected to the surface of the sliding plate 9, and the spring 10 is fixed to the inside of the second baffle 7.
[0024] Embodiment 1: A table top 11 is slidably connected to the surface of a table bucket 1, a third screw hole 12 is provided on the surface of the table bucket 1, a second bolt 13 is threadedly connected to the table bucket 1 through the third screw hole 12, a square groove 15 is provided on the surface of the table bucket 1, there are multiple groups of third screw holes 12, a knob is fixed at one end of the second bolt 13, a limiting slider is fixed to the side of the table top 11, and the limiting slider is slidably connected in the square groove 15.
[0025] Embodiment 2: The bottom of the table bucket 1 is fixedly connected with table legs 16, the top of the first baffle 2 is fixedly connected with a handle 17, and there are two sets of table legs 16 and handles 17.
[0026] The working principle of the utility model is as follows: when in use, first turn the second bolt 13 by hand through the knob on the second bolt 13 to separate it from the third screw hole 12, move the table top 11 up and down to adjust it to a suitable height, and then install the third bolt 13 into the corresponding second bolt 12 to fix the table top 11, then remove the first bolt 5, pull the first baffle plate 2 up through the handle 17, install the first bolt 5 into the second screw hole 4 to fix it, turn over the second baffle plate 7, and fix the baffle plate 7 through the cooperation of the clamping rod 8 and the clamping hook 6 to form a semi-enclosed structure to prevent cheating by peeking at other people's test papers.
[0027] Compared with the prior art, the present invention has the following beneficial effects:
[0028] 1. Rotate the first bolt 5 to separate it from the first screw hole 3, release the fixation of the first baffle 2, pull the first baffle 2 upward until the second screw hole 4 is aligned with the first bolt 5, install the first bolt 5 into the second screw hole 4 to fix the first baffle 2, and flip the second baffle 7 upward. During the flipping process, the hook 6 squeezes the clamping rod 8 and the sliding plate 9 to move upward, so that the spring 10 is stretched until the clamping rod 8 passes over the hook 6. The spring 10 drives the clamping rod 8 to reset, and cooperates with the hook 6 to limit and fix the second baffle 7. The overall structure is simple and the manufacturing cost is low.
[0029] 2. Remove the second bolt 13 to separate it from the table top 11, cancel the fixation of the table top 11, pull the table top 11 up and down in the table drawer 1, adjust the height of the table top 11, and after the adjustment, install the second bolt 13 into the corresponding third screw hole 12, so that each student can adjust it according to their own needs, which is more flexible to use. The second bolt 13 is located on the surface of the table drawer 1, and the position is more reasonable. It can be adjusted while sitting on the seat, which is more convenient to use.
Claims
1. An anti-cheating device for examinations, characterized in that: The utility model comprises a table bucket (1), wherein a first baffle (2) is slidably connected inside the table bucket (1), a first screw hole (3) and a second screw hole (4) are provided on the surface of the first baffle (2), a first bolt (5) is threadedly connected inside the first screw hole (3), a hook (6) is fixedly connected to the surface of the first baffle (2), a second baffle (7) is rotatably connected to the surface of the table bucket (1), a clamping rod (8) is slidably connected inside the second baffle (7), a sliding plate (9) is fixedly connected to the surface of the clamping rod (8), and a spring (10) is fixedly connected to the surface of the sliding plate (9).
2. The anti-cheating device for examinations as claimed in claim 1, characterized in that: The surface of the table top (11) is slidably connected to a table board, a third screw hole (12) is provided on the surface of the table top (1), and the table top (1) is threadedly connected to a second bolt (13) through the third screw hole (12).
3. The anti-cheating device for examinations according to claim 1, characterized in that: A sliding block (14) is fixedly connected to the surface of the first baffle (2).
4. The anti-cheating device for examinations according to claim 1, characterized in that: A square groove (15) is provided on the surface of the table top (1).
5. The anti-cheating device for examinations according to claim 1, characterized in that: The bottom of the table top (1) is fixedly connected with table legs (16).
6. The anti-cheating device for examinations according to claim 1, characterized in that: A handle (17) is fixedly connected to the top of the first baffle (2).
7. The anti-cheating device for examinations according to claim 1, characterized in that: A hinge (18) is fixedly connected to the surface of the table top (1).