CN114532743B

CN114532743B - Anti-cheating desk

Info

Publication number: CN114532743B
Application number: CN202210206494.3A
Authority: CN
Inventors: 于中波
Original assignee: Nuoxing Guangzhou Information Technology Co ltd
Current assignee: Nuoxing Guangzhou Information Technology Co ltd
Priority date: 2022-03-04
Filing date: 2022-03-04
Publication date: 2023-07-28
Anticipated expiration: 2042-03-04
Also published as: CN114532743A

Abstract

The invention relates to a desk, in particular to an anti-cheating desk. The invention aims to provide an anti-cheating desk which can give a prompt when people read data. The invention provides a cheating prevention desk which comprises first support columns, support frames, storage boxes, first rotating shafts and the like, wherein the number of the first support columns is at least two, the support frames are arranged between the upper parts of the first support columns, the storage boxes for storing data related to examination are rotatably arranged in the middle of the tops of the support frames, and the first rotating shafts are rotatably arranged on the left side and the right side of the upper part of each storage box. According to the invention, the data related to the examination is placed in the storage box, and by rotating the storage box by 180 degrees, when people take the data during the examination by rotating the second movable plate, the second movable block can strike the support plate to generate sound, so that the prisoner can know that the people are taking the data through the sound, and further, the cheating of the examination by the people is prevented in time.

Description

Anti-cheating desk

Technical Field

The invention relates to a desk, in particular to an anti-cheating desk.

Background

The desk is a necessary study article for students to take lessons, and can be used in exams, and the current students can often steal test papers of other people in exams, so that cheating is performed.

Patent application CN109288259A, the publication date is 20190201, discloses a student is with preventing cheating desk, including the desk main part, the top surface edge department of desk main part has seted up the first slot of U type structure; the back of the desk main body is provided with a first fixing plate, and a second slot is formed in the center of the top of the first fixing plate; a baffle plate with a U-shaped structure is arranged in the first slot, and a clamping groove is formed in the bottom of the baffle plate; the lifting mechanism is arranged in the first slot and comprises a sliding rod, a first sliding block, an upper rotating shaft, a belt, a first sliding groove, a first fixed block and a lower rotating shaft; the sliding rod is arranged in the first slot; the surface of the desk main body is provided with a rocker; a limiting block is arranged in the second slot; the anti-cheating desk for the student examination has the advantages of being convenient to operate, flexible to use and capable of effectively preventing students from peeping each other during the examination. Above-mentioned patent is though can prevent peeping each other between the student when taking the examination, and the student still needs the prison personnel to watch through eyes and just can discover the student and cheat when reading, leads to the student to cheat through the blind area of the field of vision of prison personnel easily.

Therefore, it is necessary to design a cheating prevention desk which can give a prompt when people read the data.

Disclosure of Invention

In order to overcome the defect that people can easily read data cheating through blind areas of vision of prisoners when using most of the existing anti-cheating desks to carry out examination, the invention provides the anti-cheating desk capable of giving a prompt when people read data.

The invention is realized by the following technical approaches:

the utility model provides a prevent cheating desk, including first support column, a support rack, the bin, first pivot, first fly leaf, chucking mechanism, warning mechanism, lifting mechanism and lifting mechanism, the quantity of first support column is two at least, be equipped with the support frame between the first support column upper portion, the middle rotation in support frame top is equipped with the bin that is used for depositing the data relevant with the examination, the equal rotation in bin upper portion left and right sides is equipped with first pivot, all be equipped with first fly leaf in the first pivot, the round hole has all been opened to the front and back both sides in the first fly leaf outside, the bin top is equipped with the chucking mechanism that is used for blocking first fly leaf, be equipped with the warning mechanism that can make the sound when being used for cheating on the bin, the bin top is equipped with the lifting mechanism that is used for raising the test paper, be equipped with lifting mechanism on the warning mechanism.

In one embodiment, the clamping mechanism comprises supporting blocks, first movable rods and first springs, four groups of supporting blocks are arranged at the top of the storage box, the number of each group of supporting blocks is at least two, the first movable rods are arranged on the upper portions of the supporting blocks in a sliding mode, the first movable plates are in contact with the first movable rods when rotating, and the first springs are arranged between the upper portions of the supporting blocks and the first movable rods on the same side.

In one embodiment, warning mechanism is including second fly leaf, the second pivot, the third pivot, the flat belt, the fourth pivot, all-gear, first movable block, the second movable rod, the second movable block, second spring and backup pad, the front downside rotation of bin inboard is equipped with the second pivot, be equipped with the second fly leaf in the second pivot, the lower part front side of bin left and right sides all rotates and is equipped with the third pivot, the third pivot outside all is equipped with the belt pulley with the second pivot left and right sides, all around having the flat belt between the belt pulley of vertical homonymy, the middle downside of bin left and right sides all rotates the fourth pivot, fourth pivot inboard all is equipped with all-gear with the third pivot inboard, all-gear intermeshing of homonymy, the fourth pivot outside all-sliding type is equipped with first movable block, first movable block inboard all is equipped with the second movable rod, second movable rod upper portion all is connected with the second spring, the other end of second spring all is connected with the second movable block, the lower part of bin left and right sides all is equipped with the backup pad, third and fourth pivot and fourth movable block all is located the inside the backup pad of homonymy when the second movable block rotates with the backup pad, the second movable block all-side contact with the second movable block.

In one embodiment, the lifting mechanism comprises a third movable rod, a sixth rotating shaft, a seventh movable rod, a seventh rotating shaft, a second torsion spring and a fourth movable plate, wherein the third movable rod is arranged in the middle of the left side and the right side of the top of the storage box in a sliding mode, the sixth rotating shaft is symmetrically arranged on the left side and the right side of the upper portion of the inner side of the storage box in a front-back rotation mode, the seventh movable rod is arranged on the sixth rotating shaft in a rotation mode, the seventh rotating shaft is arranged on the front side and the rear side of the lower portion of the third movable rod in a rotation mode, the outer side of the seventh movable rod is connected with the seventh rotating shaft on the same side, the second torsion spring is arranged between the front side and the rear side of the seventh movable rod and the storage box, the second torsion spring is wound on the sixth rotating shaft on the same side, the fourth movable plate is arranged in the middle of the upper portion of the storage box in a sliding mode, and the inner side of the seventh movable rod is rotationally connected with the fourth movable plate.

In one embodiment, the lifting mechanism comprises a second support column, an eighth rotating shaft, a take-up pulley, a third support column, a ninth rotating shaft, a tenth rotating shaft, an eighth movable rod, a third torsion spring, a stop block, a pull rope and a baffle, wherein two second support columns are respectively arranged on the lower side of the rear part of the outer side of the support plate, the eighth rotating shaft is respectively arranged between the outer sides of the second support columns on the same side in a rotating mode, the baffle is respectively arranged on the front side of the eighth rotating shaft, the take-up pulley is respectively wound with the pull rope, two third support columns are respectively arranged in the middle of the rear part of the outer side of the support plate, the ninth rotating shaft is respectively arranged between the lower parts of the third support columns on the same side in a rotating mode, the tenth rotating shaft is respectively arranged between the outer sides of the third support columns on the same side in a rotating mode, the eighth movable rod is respectively contacted with the first movable block on the same side, the other end of the pull rope is respectively wound around the ninth rotating shaft on the same side and the lower side of the eighth movable rod, the third rotating shaft on the same side is respectively arranged between the middle of the third support columns on the front and the same side, and the third support column on the same side, and the stop block is respectively arranged on the upper side of the same side.

In one embodiment, the storage box is further provided with a fixing mechanism for clamping the storage box, the fixing mechanism comprises a supporting rod, a limiting rod and a third spring, the supporting rod is arranged on the left side and the right side of the upper portion of the support frame in a sliding mode, the limiting rods are arranged on the front side and the rear side of the supporting rod, the limiting rods penetrate through the top of the support frame to be in contact with the storage box, the third springs are arranged between the front side and the rear side of the top of the supporting rod and the support frame, and the third springs are wound on the limiting rods on the same side.

In one embodiment, the storage mechanism for storing examination articles is further provided, the storage mechanism comprises a storage frame, a fifth rotating shaft, a third movable plate and a first torsion spring, the middle part of the front side of the upper portion of the storage box is provided with the storage frame, the rear side of the upper portion of the storage frame is rotatably provided with the fifth rotating shaft, the third movable plate is arranged on the fifth rotating shaft and used for blocking the top of the storage frame, the first torsion spring is arranged between the rear parts of the left side and the right side of the third movable plate and the storage frame, and the first torsion spring is wound on the fifth rotating shaft.

In one embodiment, slots are symmetrically formed on the front side and the rear side of the bottom of the storage box.

Compared with the prior art, the invention has the remarkable advantages that:

1. according to the invention, the first movable plate is pulled to rotate, so that the first movable rod clamps the first movable plate, and therefore, when people answer test papers, the first movable plate can block the sight of people beside the test papers, and can block the sight of people at the same time, so that the cheating of the test of people is prevented.

2. According to the invention, the data related to the examination is placed in the storage box, and by rotating the storage box by 180 degrees, when people take the data during the examination by rotating the second movable plate, the second movable block can strike the support plate to generate sound, so that the prisoner can know that the people are taking the data through the sound, and further, the cheating of the examination by the people is prevented in time.

3. According to the invention, under the action of the limiting rod, when people rotate or reverse the storage box by 180 degrees, the limiting rod can clamp the storage box, so that the storage box is fixed.

4. Under the action of the storage frame, the invention enables people to put the examination articles into the storage frame, thereby facilitating the storage of the examination articles by people.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a schematic view of a partial perspective structure of the present invention.

Fig. 3 is an enlarged perspective view of the present invention at a.

Fig. 4 is a schematic perspective view of a warning mechanism according to the present invention.

Fig. 5 is a schematic cross-sectional perspective view of the warning mechanism of the present invention.

Fig. 6 is an enlarged perspective view of the present invention at B.

Fig. 7 is a schematic perspective view of a fixing mechanism according to the present invention.

Fig. 8 is a schematic perspective view of a storage mechanism according to the present invention.

Fig. 9 is an enlarged perspective view of the C-position structure of the present invention.

Fig. 10 is a schematic perspective view of a lifting mechanism according to the present invention.

Figure 11 is a schematic cross-sectional perspective view of the lifting mechanism of the present invention.

Fig. 12 is an enlarged perspective view of the present invention at D.

Fig. 13 is a schematic perspective view of a pulling mechanism according to the present invention.

Fig. 14 is an enlarged perspective view of the E-site of the present invention.

Marked in the figure as: the device comprises a first support column, a 2-support frame, a 3-storage box, a 4-first rotating shaft, a 5-first movable plate, a 6-clamping mechanism, a 61-support block, a 62-first movable rod, a 63-first spring, a 7-warning mechanism, a 71-second movable plate, a 72-second rotating shaft, a 73-third rotating shaft, a 74-flat belt, a 75-fourth rotating shaft, a 76-full gear, a 77-first movable block, a 78-second movable rod, a 79-second movable block, a 710-second spring, a 711-support plate, an 8-fixing mechanism, a 81-support rod, a 82-limit rod, a 83-third spring, a 9-storage mechanism, a 91-storage frame, a 92-fifth rotating shaft, a 93-third movable plate, a 94-first torsion spring, a 10-lifting mechanism, a 101-third movable rod, a 102-sixth rotating shaft, a 103-seventh movable rod, a 104-seventh rotating shaft, a 105-second torsion spring, a 106-fourth movable plate, a 11-lifting mechanism, a 111-second rotating shaft, a 112-eighth rotating shaft, a 113-third torsion spring, a 1111, a 119-third rotating shaft, a 119-eighth rotating shaft, a 1111, a stopper, a 119-eighth rotating shaft, a 119-third torsion spring, a 119-third rotating shaft, a 119-third torsion spring, a 1111, a 119-third rotating shaft, a supporting column.

Detailed Description

The invention is further elucidated below in conjunction with the drawings of the specification, and embodiments of the invention are given in conjunction with the drawings of the specification.

Example 1

The utility model provides a desk of preventing cheating, including first support column 1, support frame 2, bin 3, first pivot 4, first fly leaf 5, chucking mechanism 6, warning mechanism 7, lifting mechanism 10 and lifting mechanism 11, see FIG. 1, FIG. 2, FIG. 3, FIG. 4, FIG. 5, FIG. 6, FIG. 10, FIG. 11, FIG. 12, FIG. 13 and FIG. 14 show, the quantity of first support column 1 is two, the welding has support frame 2 between the 1 upper portion of first support column, the rotation is equipped with bin 3 in the middle of the 2 tops of support frame, the equal bilateral symmetry of bin 3 bottom is opened there is the slotted hole, the equal rotation in the left and right sides of bin 3 upper portion is equipped with first pivot 4, all be equipped with first fly leaf 5 on the first pivot 4, the round hole has all been opened in the front and back both sides in the outside of first fly leaf 5, be equipped with chucking mechanism 6 at the bin 3 top, be equipped with warning mechanism 7 on bin 3 top, be equipped with lifting mechanism 10 at the bin 3 top, be equipped with lifting mechanism 11 on the warning mechanism 7.

The clamping mechanism 6 comprises supporting blocks 61, first movable rods 62 and first springs 63, as shown in fig. 2 and 3, four groups of supporting blocks 61 are welded at the top of the storage box 3, two supporting blocks 61 are arranged in each group, the first movable rods 62 are arranged on the upper portions of the supporting blocks 61 in a sliding mode, the first movable rods 62 can clamp the first movable plates 5, accordingly, the first movable plates 5 are fixed, the first movable plates 5 can be contacted with the first movable rods 62 when rotating, and the first springs 63 are arranged between the upper portions of the supporting blocks 61 and the first movable rods 62 on the same side.

The warning mechanism 7 comprises a second movable plate 71, a second rotating shaft 72, a third rotating shaft 73, a flat belt 74, a fourth rotating shaft 75, all-gear 76, a first movable block 77, a second movable rod 78, a second movable block 79, a second spring 710 and a supporting plate 711, wherein the second rotating shaft 72 is rotatably arranged on the front lower side of the inner side of the storage box 3, the second movable plate 71 is arranged on the second rotating shaft 72, the third rotating shaft 73 is rotatably arranged on the front lower side of the left side and the right side of the storage box 3, belt pulleys are respectively arranged on the left side and the right side of the second rotating shaft 72, the flat belt 74 is wound between the belt pulleys on the same side in the longitudinal direction, the fourth rotating shaft 75 is rotatably arranged on the middle lower side of the left side and the right side of the storage box 3, the fourth rotating shaft 75 is respectively arranged on the inner side of the third rotating shaft 73, all-gear 76 is mutually meshed with the inner side of the third rotating shaft 73, the first movable block 77 is slidably arranged on the inner side of the fourth rotating shaft 75, the second movable rod 78 is respectively arranged on the inner side of the second movable block 77, the upper portion of the second movable rod 78 is connected with the second spring 710 on the left side and the right side of the second rotating shaft, the second movable block 79 is in contact with the second supporting plate 711, the second movable block 711 is in contact with the second supporting plate 711, and the second movable block 711 is rotatably arranged on the right side of the second side, and the second supporting plate 711 is in contact with the second side and the second supporting plate 711, the second side and the second movable block 79 is in contact with the second side and the second movable block 79 is in contact position.

The lifting mechanism 10 comprises a third movable rod 101, a sixth rotating shaft 102, a seventh movable rod 103, a seventh rotating shaft 104, a second torsion spring 105 and a fourth movable plate 106, the third movable rod 101 is arranged in the middle of the left side and the right side of the top of the storage box 3 in a sliding mode, the fourth movable plate 106 is arranged in the middle of the upper portion of the storage box 3 in a sliding mode, the sixth rotating shaft 102 is symmetrically arranged on the left side and the right side of the upper portion of the inner side in a rotating mode, the seventh movable rod 103 is welded on the sixth rotating shaft 102, the seventh rotating shaft 104 is rotatably arranged on the front side and the rear side of the lower portion of the third movable rod 101, the outer side of the seventh movable rod 103 is connected with the seventh rotating shaft 104 on the same side, the second torsion spring 105 is arranged between the front side and the rear side of the seventh movable rod 103 and the storage box 3, the second torsion spring 105 is wound on the sixth rotating shaft 102 on the same side, the fourth movable plate 106 is arranged in the middle of the upper portion of the storage box 3 in a sliding mode, and when people put test papers on the fourth movable plate 106 move upwards, the inner side of the seventh movable rod 103 can be lifted.

The lifting mechanism 11 comprises a second supporting column 111, an eighth rotating shaft 112, a wire take-up wheel 113, a third supporting column 114, a ninth rotating shaft 115, a tenth rotating shaft 116, an eighth movable rod 117, a third torsion spring 118, a stop 119, a pull rope 1110 and a baffle 1111, wherein two second supporting columns 111 are welded on the rear lower side of the outer side of the supporting column 711, an eighth rotating shaft 112 is rotatably arranged between the outer sides of the second supporting columns 111 on the same side, a baffle 1111 is arranged on the front side of the eighth rotating shaft 112, a wire take-up wheel 113 is arranged on the eighth rotating shaft 112, a pull rope 1110 is wound on the wire take-up wheel 113, two third supporting columns 114 are rotatably arranged in the middle of the rear part of the outer side of the supporting column 711, a ninth rotating shaft 115 is rotatably arranged between the lower parts of the third supporting columns 114 on the same side, a tenth rotating shaft 116 is rotatably arranged between the outer sides of the third supporting columns 114 on the same side, an eighth movable rod 117 is rotatably arranged on the tenth rotating shaft 116, an eighth movable rod 117 is arranged on the upper side of the eighth rotating shaft 116, the other end of the eighth movable rod 117 is in contact with a first movable block 77 on the same side, a third rotating shaft on the same side, a third torsion spring 119 is arranged on the middle of the same side as the eighth rotating shaft on the same side, a third rotating shaft 118 is rotatably arranged on the front of the same side as the third rotating shaft 117 on the same side, and is rotatably arranged on the upper side of the third rotating rod 117 on the third rotating shaft 117.

In the initial state, the third torsion spring 118 is in a deformed state, when people need to use the anti-cheating desk to take an examination, firstly, a chair is moved to the front side of the anti-cheating desk, then the second movable plate 71 is pushed to rotate and open, then data related to the examination are put into the storage box 3, then the second movable plate 71 is reversely closed, then the storage box 3 is rotated 180 degrees, thus the supporting plate 711, the second supporting column 111, the eighth rotating shaft 112 and the baffle 1111 are driven to rotate 180 degrees, when the baffle 1111 is separated from the baffle 119, the baffle 119 is released from the baffle 1111, at the moment, the third torsion spring 118 is restored to the original state, the third torsion spring 118 drives the eighth movable rod 117 to rotate, so that the eighth movable rod 117 drives the wire-collecting wheel 113 to rotate through the pull rope 1110, the eighth rotating shaft 112 and the baffle 1111 are driven to rotate, and simultaneously the eighth movable rod 117 extrudes the first movable block 77 to move inwards, so as to drive the second movable rod 78, the second spring 710 and the second movable block 79 to move inwards, then pull the first movable plate 5 to rotate, when the first movable plate 5 contacts with the first movable rod 62, the first movable plate 5 presses the first movable rod 62 to move outwards, the first spring 63 stretches, when the first movable rod 62 aligns with a round hole on the first movable plate 5, the first spring 63 drives the first movable rod 62 to move inwards to reset, the first movable rod 62 clamps the first movable plate 5, then releases the first movable plate 5, then sits on a chair to wait for a test hair to curl, after the test paper is sent out, the test paper is placed on the fourth movable plate 106, then both hands are placed on the third movable rod 101, the hands press the third movable rod 101 to move downwards, so that the seventh rotating shaft 104 is driven to move downwards, the seventh movable rod 103 rotates, the second torsion spring 105 deforms, so that the seventh movable rod 103 drives the fourth movable plate 106 to move upwards, and then drives the test paper to move upwards, then people can answer the test paper, during which the first movable plate 5 can block the sight of people beside, and can also block the sight of people, thus preventing cheating during examination, when people take data by rotating the second movable plate 71 during examination, the second movable plate 71 drives the second rotating shaft 72 to rotate, the second rotating shaft 72 drives the third rotating shaft 73 to rotate through the flat belt 74, the third rotating shaft 73 drives the fourth rotating shaft 75 to rotate through the all-gear 76, thus driving the first movable block 77, the second movable rod 78, the second spring 710 and the second movable block 79 to rotate, when the second movable block 79 contacts the supporting plate 711, the second movable block 79 can impact the supporting plate 711 to generate sound, so that the prisoner can know that someone is taking data through sound, thus, people can stop the data taken by the people to perform the examination cheating in time, when the second movable block 79 continues to rotate, the supporting plate 711 extrudes the second movable block 79 to move downwards, the second spring 710 is compressed, when the second movable block 79 is separated from the supporting plate 711, the second spring 710 is restored to the original state, the second spring 710 drives the second movable block 79 to move upwards for restoration, when people reversely close the second movable plate 71, the second movable plate 71 drives the second rotating shaft 72 to reversely rotate, the second rotating shaft 72 drives the third rotating shaft 73 to reversely rotate through the flat belt 74, the third rotating shaft 73 drives the fourth rotating shaft 75 to reversely rotate through the full gear 76, so that the first movable block 77, the second movable rod 78, the second spring 710 and the second movable block 79 are driven to reversely restore, after the examination is finished, people can take the hands from the third movable rod 101, and the second torsion spring 105 is restored to the original state, the second torsion spring 105 drives the seventh movable rod 103 to reversely reset, so as to drive the seventh rotating shaft 104 and the third movable rod 101 to upwardly move and reset, simultaneously drive the fourth movable plate 106 to downwardly move and reset, further drive the test paper to downwardly move, then stand up to wait for the examination staff to collect the test paper from the fourth movable plate 106, after the test paper is collected, the first movable plate 5 is pulled to reversely reset, the first movable plate 5 is enabled to squeeze the first movable rod 62 to move outwards, the first spring 63 is stretched, when the first movable plate 5 is separated from the first movable rod 62, the first spring 63 is restored to be original, the first spring 63 drives the first movable rod 62 to inwardly move and reset, the baffle 1111 is pulled to reversely reset, the baffle 1111 is driven to reversely rotate the eighth rotating shaft 112 and the line-collecting wheel 113, the take-up pulley 113 drives the eighth movable rod 117 to reversely reset through the stay rope 1110, the third torsion spring 118 deforms, the eighth movable rod 117 extrudes the first movable block 77 to move outwards for resetting, so that the second movable rod 78, the second spring 710 and the second movable block 79 are driven to move outwards for resetting, then the storage box 3 is reversely reset by 180 degrees, so that the support plate 711, the second support column 111, the eighth rotating shaft 112 and the baffle 1111 are driven to reversely reset by 180 degrees, when the baffle 1111 is contacted with the baffle 119, the baffle 1111 is clamped again by the baffle 119, the storage box 3 is loosened again, the second movable plate 71 is pushed again to rotate for opening, data related to examination is taken out from the storage box 3, and then the second movable plate 71 is reversely closed.

Example 2

On the basis of embodiment 1, still including fixed establishment 8, fixed establishment 8 is including bracing piece 81, gag lever post 82 and third spring 83, see the fig. 1 and 7 and show, support frame 2 upper portion left and right sides all slidingtype is equipped with bracing piece 81, both sides all weld gag lever post 82 around bracing piece 81, gag lever post 82 can block bin 3, thereby fix bin 3, the top that gag lever post 82 all passed support frame 2 contacts with bin 3, all be equipped with third spring 83 between both sides and support frame 2 around the bracing piece 81 top, third spring 83 is all around on the gag lever post 82 of homonymy.

When people rotate or reverse the storage box 3 by 180 degrees, the storage box 3 can extrude the limiting rod 82 to move downwards, so that the supporting rod 81 is driven to move downwards, the third spring 83 stretches, when the limiting rod 82 is aligned with a slotted hole in the storage box 3, the third spring 83 is restored to the original state, and the third spring 83 drives the supporting rod 81 and the limiting rod 82 to move upwards to reset, so that the limiting rod 82 clamps the storage box 3, and the storage box 3 is fixed.

Still including storage mechanism 9, storage mechanism 9 is including storage frame 91, fifth pivot 92, third fly leaf 93 and first torsional spring 94, see that 1, fig. 8 and fig. 9 show, storage frame 91 has been welded at storage tank 3 upper portion front side middle part, people can put into storage frame 91 with examination articles for use, thereby make things convenient for people to deposit examination articles for use, storage frame 91 upper portion rear side rotation is equipped with fifth pivot 92, be equipped with third fly leaf 93 on the fifth pivot 92, third fly leaf 93 blocks the top of storage frame 91, all be equipped with first torsional spring 94 between the rear portion of third fly leaf 93 left and right sides and storage frame 91, first torsional spring 94 is all around on fifth pivot 92.

When people use the anti-cheating desk, the third movable plate 93 can be rotated to be opened, the first torsion spring 94 deforms, then examination articles are placed in the storage frame 91, the third movable plate 93 is loosened again, the first torsion spring 94 is restored to the original state, the first torsion spring 94 drives the third movable plate 93 to be reversely rotated to be closed, so that people can store the examination articles conveniently, and when people need to take out the examination articles in the storage frame 91, the above operation is repeated.

Finally, it is necessary to state that: the foregoing is provided to assist in understanding the technical solutions of the present invention, and is not to be construed as limiting the scope of protection of the present invention; insubstantial modifications and variations from the above teachings are within the scope of the invention as claimed.

Claims

1. The utility model provides a prevent cheating desk, including first support column (1), support frame (2), bin (3), first pivot (4) and first fly leaf (5), the quantity of first support column (1) is two at least, be equipped with support frame (2) between first support column (1) upper portion, be equipped with in the middle of support frame (2) top rotation be used for depositing bin (3) with examination related data, bin (3) upper portion left and right sides all rotates be equipped with first pivot (4), all be equipped with first fly leaf (5) on first pivot (4), round hole has all been opened to the front and back both sides of first fly leaf (5) outside, a serial communication port, still include chucking mechanism (6), warning mechanism (7), lifting mechanism (10) and lifting mechanism (11), be equipped with chucking mechanism (6) that are used for blocking first fly leaf (5) at the bin (3), be equipped with on bin (3) top be equipped with be used for with when cheating sounding warning mechanism (7), lifting mechanism (10) are equipped with lifting mechanism (11) on bin (3) top be equipped with test paper;

the clamping mechanism (6) comprises supporting blocks (61), first movable rods (62) and first springs (63), four groups of supporting blocks (61) are arranged at the top of the storage box (3), the number of each group of supporting blocks (61) is at least two, the first movable rods (62) are arranged on the upper parts of the supporting blocks (61) in a sliding mode, the first movable plates (5) are contacted with the first movable rods (62) when rotating, and the first springs (63) are arranged between the upper parts of the supporting blocks (61) and the first movable rods (62) on the same side;

the warning mechanism (7) comprises a second movable plate (71), a second rotating shaft (72), a third rotating shaft (73), a flat belt (74), a fourth rotating shaft (75), all gears (76), a first movable block (77), a second movable rod (78), a second movable block (79), a second spring (710) and a supporting plate (711), wherein the second rotating shaft (72) is rotatably arranged on the lower side of the inner front part of the storage box (3), the second rotating shaft (72) is provided with the second movable plate (71), the third rotating shaft (73) is rotatably arranged on the lower front side of the left side and the right side of the storage box (3), belt pulleys are respectively arranged on the outer side of the third rotating shaft (73) and the left side and the right side of the second rotating shaft (72), the flat belt (74) is wound between the belt pulleys on the same side in the longitudinal direction, all gears (75) are rotatably arranged on the lower sides of the middle parts of the left side and the right side of the storage box (3), all gears (76) on the same side are mutually meshed, all gears (76) on the outer side of the fourth rotating shaft (75) are respectively provided with all gears (76), all the first movable block (77) are respectively arranged on the outer side of the fourth rotating shaft (75), all the second movable block (78) are connected with the second movable block (78), all the second spring (710) are respectively arranged on the inner side of the second movable block (78), the lower part of bin (3) left and right sides all is equipped with backup pad (711), and inside backup pad (711) of third pivot (73) and fourth pivot (75) all are located the homonymy, and second movable block (79) can contact with backup pad (711) when rotating, and backup pad (711) of homonymy are all passed to first movable block (77).

2. The anti-cheating desk according to claim 1, wherein the lifting mechanism (10) comprises a third movable rod (101), a sixth rotating shaft (102), a seventh movable rod (103), a seventh rotating shaft (104), a second torsion spring (105) and a fourth movable plate (106), wherein the third movable rod (101) is slidably arranged in the middle of the left side and the right side of the top of the storage box (3), the sixth rotating shaft (102) is symmetrically arranged on the left side and the right side of the upper portion of the inner side of the storage box (3), the seventh movable rod (103) is rotatably arranged on the sixth rotating shaft (102), the seventh rotating shaft (104) is rotatably arranged on the front side and the rear side of the lower portion of the third movable rod (101), the outer side of the seventh movable rod (103) is connected with the seventh rotating shaft (104) on the same side, the second torsion spring (105) is slidably arranged between the front side and the rear side of the seventh movable rod (103) and the storage box (3), the second torsion spring (105) is rotatably arranged on the sixth rotating shaft (102) on the same side, the fourth torsion spring (106) is slidably arranged in the middle of the upper portion of the storage box (3), and the fourth movable plate (106) is rotatably connected with the fourth rotating plate (106).

3. The anti-cheating desk according to claim 2, wherein the lifting mechanism (11) comprises a second support column (111), an eighth rotating shaft (112), a wire take-up wheel (113), a third support column (114), a ninth rotating shaft (115), a tenth rotating shaft (116), an eighth movable rod (117), a third torsion spring (118), a stop block (119), a pull rope (1110) and a baffle plate (1111), two second support columns (111) are respectively arranged at the lower side of the rear part of the outer side of the support plate (711), an eighth rotating shaft (112) is respectively arranged between the outer sides of the second support columns (111) at the same side in a rotating manner, a baffle plate (1111) is respectively arranged at the front side of the eighth rotating shaft (112), a wire take-up wheel (113) is respectively arranged on the eighth rotating shaft (112), a pull rope (117) is respectively wound on the wire take-up wheel (113), two third support columns (114) are respectively arranged in the middle of the rear part of the outer side of the support plate (711), the ninth rotating shaft (115) is respectively arranged between the lower parts of the third support columns (114) at the same side, the outer sides of the third support columns (114) are respectively rotary, tenth rotating shafts (116) are respectively arranged between the outer sides of the third support columns (114) at the same side, the eighth rotating shafts (116) are respectively, the eighth rotating shafts (117) are respectively arranged at the same movable rod, and the eighth rotating shafts (117) are respectively, the ninth pivot (115) of homonymy are all walked around to the other end of stay cord (1110) and are connected with eighth movable rod (117) downside of homonymy, all are equipped with third torsional spring (118) between the middle part of both sides around eighth movable rod (117) and third support column (114) of homonymy, and third torsional spring (118) all winds on tenth pivot (116) of homonymy, all are equipped with dog (119) in the middle of the upper portion of support frame (2) left and right sides, and dog (119) all contact with baffle (1111) of homonymy.

4. A cheating prevention desk as claimed in claim 3, further comprising a fixing mechanism (8) for clamping the storage box (3), wherein the fixing mechanism (8) comprises a supporting rod (81), a limiting rod (82) and a third spring (83), the supporting rod (81) is arranged on the left side and the right side of the upper portion of the supporting frame (2) in a sliding mode, the limiting rod (82) is arranged on the front side and the rear side of the supporting rod (81), the limiting rod (82) is contacted with the storage box (3) through the top of the supporting frame (2), the third spring (83) is arranged between the front side and the rear side of the top of the supporting rod (81) and the supporting frame (2), and the third spring (83) is wound on the limiting rod (82) on the same side.

5. The anti-cheating desk of claim 4, further comprising a storage mechanism (9) for storing examination articles, wherein the storage mechanism (9) comprises a storage frame (91), a fifth rotating shaft (92), a third movable plate (93) and a first torsion spring (94), the middle part of the front side of the upper part of the storage box (3) is provided with the storage frame (91), the rear side of the upper part of the storage frame (91) is rotatably provided with the fifth rotating shaft (92), the fifth rotating shaft (92) is provided with the third movable plate (93), the third movable plate (93) blocks the top of the storage frame (91), a first torsion spring (94) is arranged between the rear parts of the left side and the right side of the third movable plate (93) and the storage frame (91), and the first torsion spring (94) is wound on the fifth rotating shaft (92).

6. The anti-cheating desk according to claim 1, wherein slotted holes are symmetrically formed on the front side and the rear side of the bottom of the storage box (3).