CN114532743A

CN114532743A - Anti-cheating desk

Info

Publication number: CN114532743A
Application number: CN202210206494.3A
Authority: CN
Inventors: 于中波
Original assignee: Individual
Current assignee: Nuoxing Guangzhou Information Technology Co ltd
Priority date: 2022-03-04
Filing date: 2022-03-04
Publication date: 2022-05-27
Anticipated expiration: 2042-03-04
Also published as: CN114532743B

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 out prompts when people take data to browse. The invention provides an anti-cheating desk which comprises at least two first supporting columns, supporting frames, a storage box, a first rotating shaft and the like, wherein the storage box used for storing examination related data is rotatably arranged in the middle of the top of each supporting column, and the first rotating shaft is rotatably arranged on the left side and the right side of the upper part of each storage box. According to the invention, the materials related to the examination are placed in the storage box, and the storage box is rotated by 180 degrees, so that when people take the materials by rotating the second movable plate during the examination, the second movable block can impact the supporting plate to generate sound, so that the invigilator can know the materials taken by people through the sound, and further the cheating of the examination by people can be 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 attend classes and can be used during examinations, the existing students often steal other examination papers during examinations so as to cheat, and the existing desk is difficult to effectively prevent the cheating behaviors.

Patent application CN109288259A, published as 20190201, discloses an anti-cheating desk for student examinations, which comprises a desk main body, wherein a first slot with a U-shaped structure is formed at the edge of the top surface of the desk main body; a first fixing plate is arranged on the back of the desk main body, and a second slot is formed in the center of the top of the first fixing plate; a U-shaped baffle plate is arranged inside the first slot, and a clamping groove is formed in the bottom of the baffle plate; a lifting mechanism is arranged inside the first slot, and comprises a sliding rod, a first sliding block, an upper rotating shaft, a belt, a first sliding chute, a first fixed block and a lower rotating shaft; the sliding rod is arranged inside the first slot; the surface of the desk main body is provided with a rocker; a limiting block is arranged inside the second slot; the anti-cheating desk for the examination of the students has the advantages of convenience in operation, flexibility in use and capability of effectively preventing the students from peeping each other in the examination. Although above-mentioned patent can prevent to peep each other between the student when the examination, the student still needs the invigilator to watch through eyes and just can discover that the student cheated when the data of taking turns over, leads to the student to cheat easily through invigilator's field of vision blind area.

Therefore, it is necessary to design a cheating-prevention desk which can give out a prompt when people take data to browse.

Disclosure of Invention

The invention provides an anti-cheating desk which can give out prompts when people take data to browse, in order to overcome the defect that when people use most of the existing anti-cheating desks to take examinations, the cheating desks are easy to cheat by browsing the data through the visual field blind areas of invigilators.

The invention is realized by the following technical approaches:

the utility model provides an anti-cheating desk, including first support column, the support frame, 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 first support column upper portion, the rotary type is equipped with the bin that is used for depositing the relevant data with the examination in the middle of the support frame top, the equal rotary type in bin upper portion left and right sides is equipped with first pivot, all be equipped with first fly leaf in the first pivot, both sides all opened the round hole around 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 send 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 examination paper, be equipped with lifting mechanism in the warning mechanism.

In one embodiment, the clamping mechanism comprises supporting blocks, a first movable rod and a first spring, 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 rod is arranged on the upper portions of the supporting blocks in a sliding mode, the first movable plate can be in contact with the first movable rod when rotating, and the first spring is arranged between the upper portions of the supporting blocks and the first movable rod on the same side.

In one embodiment, the warning mechanism comprises a second movable plate, a second rotating shaft, a third rotating shaft, a flat belt, a fourth rotating shaft, a full gear, a first movable block, a second movable rod, a second movable block, a second spring and a support plate, wherein the second rotating shaft is rotatably arranged at the lower side of the front part of the inner side of the storage box, the second movable plate is arranged on the second rotating shaft, the third rotating shaft is rotatably arranged at the lower front side of the left side and the right side of the storage box, belt pulleys are respectively arranged at the outer side of the third rotating shaft and the left side and the right side of the second rotating shaft, the flat belt is wound between the belt pulleys at the same longitudinal side, the fourth rotating shaft is rotatably arranged at the lower side of the middle part of the left side and the right side of the storage box, the full gear is respectively arranged at the inner side of the fourth rotating shaft and the inner side of the third rotating shaft, the full gears at the same side are mutually engaged, the outer side of the fourth rotating shaft is slidably arranged with the first movable block, the inner side of the first movable rod is arranged at the inner side of the first movable block, the upper part of the second movable rod is connected with the second spring, the other end of second spring all is connected with the second movable block, and the lower part of the bin left and right sides all is equipped with the backup pad, and third pivot and fourth pivot all are located the inside of the backup pad of homonymy, and the second movable block can contact with the backup pad when rotating, and first movable block all passes the backup pad of homonymy.

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, the third movable rod is slidably arranged in the middle of the left side and the right side of the top of the storage box, the sixth rotating shaft is symmetrically and rotatably 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 symmetric manner, the seventh movable rod is rotatably arranged on the sixth rotating shaft, the seventh rotating shaft is rotatably arranged on the front side and the rear side of the lower portion of the third movable rod, 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 slidably arranged in the middle of the upper portion of the storage box, and the inner side of the seventh movable rod is rotatably connected with the fourth movable plate.

In one embodiment, the lifting mechanism comprises a second supporting column, an eighth rotating shaft, a wire take-up pulley, a third supporting 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 plate, wherein two second supporting columns are arranged on the lower side of the rear part of the outer side of the supporting plate, the eighth rotating shaft is arranged between the outer sides of the second supporting columns on the same side in a rotating manner, the baffle plate is arranged on the front side of the eighth rotating shaft, the wire take-up pulley is arranged on the eighth rotating shaft, the pull rope is wound on the wire take-up pulley, two third supporting columns are arranged in the middle of the rear part of the outer side of the supporting plate, the ninth rotating shaft is arranged between the lower parts of the third supporting columns on the same side in a rotating manner, the tenth rotating shaft is arranged between the outer sides of the third supporting columns on the same side in a rotating manner, the eighth movable rods are arranged on the tenth rotating shaft in a contacting manner, the upper sides of the eighth movable rods on the same side are all contacting with the first movable blocks on the same side, the other ends of the pull rope are connected with the lower sides of the eighth movable rods on the same side of the ninth rotating shaft, all be equipped with the third torsional spring between the third support column of middle part and homonymy of both sides around the eighth movable rod, the third torsional spring all winds on the tenth pivot of homonymy, all is equipped with the dog in the middle of the upper portion of the support frame left and right sides, and the dog all contacts with the baffle of homonymy.

In one embodiment, the storage box fixing device further comprises a fixing mechanism for clamping the storage box, the fixing mechanism comprises a support rod, a limiting rod and a third spring, the support 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 support rod, the limiting rods penetrate through the top of the support frame to be in contact with the storage box, the third spring is arranged between the front side and the rear side of the top of the support rod and the support frame, and the third spring is wound on the limiting rods on the same side.

In one embodiment, the examination article storage device further comprises a storage mechanism for storing examination articles, the storage mechanism comprises a storage frame, a fifth rotating shaft, a third movable plate and a first torsion spring, the storage frame is arranged in the middle of the front side of the upper portion of the storage box, the fifth rotating shaft is rotatably arranged on the rear side of the upper portion of the storage frame, the third movable plate is arranged on the fifth rotating shaft and blocks the top of the storage frame, the first torsion springs are arranged between the rear portions of the left side and the right side of the third movable plate and the storage frame, and the first torsion springs are wound on the fifth rotating shaft.

In one embodiment, the front side and the rear side of the bottom of the storage box are symmetrically provided with slotted holes.

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

1. according to the invention, the first movable plate is pulled to rotate, so that the first movable rod is clamped on 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 the people, and the cheating in examinations of people is prevented.

2. According to the invention, the materials related to the examination are placed in the storage box, and the storage box is rotated by 180 degrees, so that when people take the materials by rotating the second movable plate during the examination, the second movable block can impact the supporting plate to generate sound, so that the invigilator can know the materials taken by people through the sound, and further the cheating of the examination by people can be prevented in time.

3. 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 examination articles can be placed in the storage frame by people, so that the examination articles can be conveniently stored by people.

Drawings

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

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

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

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

Fig. 5 is a schematic cross-sectional three-dimensional structure diagram of the warning mechanism of the present invention.

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

Fig. 7 is a schematic perspective view of the fixing mechanism of 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 present invention at C.

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

Fig. 11 is a schematic cross-sectional three-dimensional structure of the lifting mechanism of the present invention.

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

FIG. 13 is a perspective view of the pulling mechanism of the present invention.

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

Labeled as: 1-a first support column, 2-a support frame, 3-a storage box, 4-a first rotating shaft, 5-a first flap, 6-a chucking mechanism, 61-a support block, 62-a first movable bar, 63-a first spring, 7-a warning mechanism, 71-a second flap, 72-a second rotating shaft, 73-a third rotating shaft, 74-a flat belt, 75-a fourth rotating shaft, 76-a full gear, 77-a first movable block, 78-a second movable bar, 79-a second movable block, 710-a second spring, 711-a support plate, 8-a fixing mechanism, 81-a support bar, 82-a limit bar, 83-a third spring, 9-a storage mechanism, 91-a storage frame, 92-a fifth rotating shaft, 93-a third flap, 94-a first torsion spring, 10-a lifting mechanism, 101-a third movable rod, 102-a sixth rotating shaft, 103-a seventh movable rod, 104-a seventh rotating shaft, 105-a second torsion spring, 106-a fourth movable plate, 11-a lifting mechanism, 111-a second supporting column, 112-an eighth rotating shaft, 113-a take-up pulley, 114-a third supporting column, 115-a ninth rotating shaft, 116-a tenth rotating shaft, 117-an eighth movable rod, 118-a third torsion spring, 119-a stop block, 1110-a pull rope and 1111-a baffle plate.

Detailed Description

The invention is further explained by combining the drawings in the specification, and the embodiments of the invention are given by combining the drawings in the specification.

Example 1

An anti-cheating desk comprises a first support column 1, a support frame 2, a storage box 3, a first rotating shaft 4, a first movable plate 5, a clamping mechanism 6, a warning mechanism 7, a lifting mechanism 10 and a lifting mechanism 11, wherein the number of the first support column 1 is two, the support frame 2 is welded between the upper portions of the first support column 1, the storage box 3 is rotatably arranged in the middle of the top of the support frame 2, slotted holes are symmetrically formed in the front side and the rear side of the bottom of the storage box 3, the first rotating shaft 4 is rotatably arranged on the left side and the right side of the upper portion of the storage box 3, the first movable plate 5 is arranged on the first rotating shaft 4, circular holes are formed in the front side and the rear side of the outer side of the first movable plate 5, the clamping mechanism 6 is arranged on the top of the storage box 3, the warning mechanism 7 is arranged on the storage box 3, the lifting mechanism 10 is arranged on the top of the storage box 3, the warning mechanism 7 is provided with a lifting mechanism 11.

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, the number of each group of supporting blocks 61 is two, the first movable rods 62 are arranged on the upper portions of the supporting blocks 61 in a sliding manner, the first movable rods 62 can clamp the first movable plate 5, so that the first movable plate 5 is fixed, the first movable plate 5 can be in contact 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 includes a second movable plate 71, a second rotating shaft 72, a third rotating shaft 73, a flat belt 74, a fourth rotating shaft 75, a full gear 76, a first movable block 77, a second movable rod 78, a second movable block 79, a second spring 710 and a support plate 711. referring to fig. 4, 5 and 6, the second rotating shaft 72 is rotatably disposed at the lower side of the front portion of the inner side of the storage box 3, the second movable plate 71 is disposed on the second rotating shaft 72, the third rotating shaft 73 is rotatably disposed at the front side of the lower portion of the left and right sides of the storage box 3, belt pulleys are disposed at the outer side of the third rotating shaft 73 and the left and right sides of the second rotating shaft 72, the flat belt 74 is wound between the belt pulleys at the same longitudinal side, the fourth rotating shaft 75 is rotatably disposed at the lower side of the middle portion of the left and right sides of the storage box 3, the full gear 76 is disposed at the inner side of the fourth rotating shaft 75 and the inner side of the third rotating shaft 73, the full gear 76 at the same side is engaged with each other, the first movable block 77 is disposed at the outer side of the fourth rotating shaft 75, first movable block 77 inboard all is equipped with second movable rod 78, second movable rod 78 upper portion all is connected with second spring 710, the other end of second spring 710 all is connected with second movable block 79, backup pad 711 has all been welded to the lower part of the bin 3 left and right sides, second movable block 79 is rotating when contacting with backup pad 711, thereby can strike the sound to backup pad 711, and then indicate for invigilating the personnel, third pivot 73 and fourth pivot 75 all are located the inside of the backup pad 711 of homonymy, second movable block 79 can contact with backup pad 711 when rotating, first movable block 77 all passes the backup pad 711 of homonymy.

The lifting mechanism 10 includes 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 flap 106, referring to fig. 10, 11 and 12, the middle portions of the left and right sides of the top of the storage box 3 are slidably provided with the third movable rod 101, the left and right sides of the upper portion of the inner side of the storage box 3 are rotatably provided with the sixth rotating shaft 102 in a front-rear symmetric manner, the seventh movable rod 103 is welded to the sixth rotating shaft 102, the seventh rotating shaft 104 is rotatably provided on the front and rear sides of the lower portion of the third movable rod 101, the outer side of the seventh movable rod 103 is connected to the seventh rotating shaft 104 on the same side, a second torsion spring 105 is provided between the front and rear sides 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 middle portion of the upper portion of the storage box 3 is slidably provided with the fourth flap 106, and people can place examination papers on the fourth flap 106, when the fourth flap 106 moves upward, the test paper can be lifted, and the inner sides of the seventh movable rods 103 are rotatably connected to the fourth flap 106.

The lifting mechanism 11 comprises a second supporting column 111, an eighth rotating shaft 112, a take-up pulley 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, as shown in fig. 13 and 14, two second supporting columns 111 are welded on the lower side of the rear portion of the outer side of the supporting plate 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 take-up pulley 113 is arranged on the eighth rotating shaft 112, a pull rope 1110 is wound on the take-up pulley 113, two third supporting columns 114 are welded in the middle of the rear portion of the outer side of the supporting plate 711, a ninth rotating shaft 115 is rotatably arranged between the lower portions 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, and an eighth movable rod 117 is arranged on the tenth rotating shaft 116, the eighth movable rod 117 upside all contacts with the first movable block 77 of homonymy, the ninth pivot 115 and the eighth movable rod 117 downside of homonymy are all walked around to the other end of stay cord 1110, all be equipped with third torsional spring 118 between the middle part of both sides and the third support column 114 of homonymy around the eighth movable rod 117, third torsional spring 118 all winds on the tenth pivot 116 of homonymy, all weld in the middle of the upper portion of the 2 left and right sides of support frame has dog 119, dog 119 all contacts with the baffle 1111 of homonymy.

In the initial state, the third torsion spring 118 is in a deformed state, when a user needs to use the anti-cheating desk for an examination, the chair is moved to the front side of the anti-cheating desk, the second movable plate 71 is pushed to rotate and open, the data related to the examination are placed in the storage box 3, the second movable plate 71 is turned reversely and closed, the storage box 3 is rotated 180 degrees, so as to drive the support plate 711, the second support column 111, the eighth rotating shaft 112 and the baffle 1111 to rotate 180 degrees, when the baffle 1111 is separated from the baffle 119, the baffle 1111 is released by the baffle 119, the third torsion spring 118 is restored, the third torsion spring 118 drives the eighth movable rod 117 to rotate, so that the eighth movable rod 117 drives the take-up pulley 113 to rotate through the pull rope 1110, so as to drive the eighth rotating shaft 112 and the baffle 1111 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 movable rod 1111, the first movable rod 1111 to move inwards, The second spring 710 and the second movable block 79 move inward, and then pull the first movable plate 5 to rotate, when the first movable plate 5 contacts the first movable rod 62, the first movable plate 5 presses the first movable rod 62 to move outward, the first spring 63 stretches, when the first movable rod 62 aligns with the circular hole on the first movable plate 5, the first spring 63 restores to its original state, the first spring 63 drives the first movable rod 62 to move inward to reset, so that the first movable rod 62 blocks the first movable plate 5, then the first movable plate 5 is released, and then the chair waits for the test paper to be sent out, 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, so that the hands press the third movable rod 101 to move downward, thereby driving the seventh rotating shaft 104 to move downward, so that the seventh movable rod 103 rotates, and the second torsion spring 105 deforms, so that the seventh movable rod 103 drives the fourth movable plate 106 to move upwards to drive the test paper to move upwards, and then the person can answer the test paper, during which the first movable plate 5 can block the sight of the person beside the test paper and block his/her sight, thereby preventing cheating during the test, when the person takes the materials by rotating the second movable plate 71 during the test, the second movable plate 71 will drive the second rotating shaft 72 to rotate, so that the second rotating shaft 72 will drive the third rotating shaft 73 to rotate through the flat belt 74, the third rotating shaft 73 will drive the fourth rotating shaft 75 to rotate through the full gear 76, thereby 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 with the supporting plate, the second movable block 79 will impact the supporting plate 711 to make sound, so that the examiner can know the materials taken by the person through the sound 711, therefore, people can be prevented from taking materials to cheat an examination in time, when the second movable block 79 continues to rotate, the support 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 support plate 711, the second spring 710 restores to the original state, the second spring 710 drives the second movable block 79 to move upwards for resetting, when people rotate the second movable block 71 reversely and close, the second movable block 71 drives the second rotating shaft 72 to rotate reversely, so that the second rotating shaft 72 drives the third rotating shaft 73 to rotate reversely through the flat belt 74, the third rotating shaft 73 drives the fourth rotating shaft 75 to rotate reversely through the full gear 76, so as to drive the first movable block 77, the second movable rod 78, the second spring 710 and the second movable block 79 to reset reversely, when the examination is finished, people can take hands off from the third movable rod 101, at the moment, the second torsion spring 105 restores to the original state, the second torsion spring 105 drives the seventh movable rod 103 to reset reversely, thereby driving the seventh rotating shaft 104 and the third movable bar 101 to move upward for resetting, and simultaneously driving the fourth movable bar 106 to move downward for resetting, further driving the test paper to move downward, then standing for waiting for the invigilator to collect the test paper from the fourth movable bar 106, after the test paper is collected, pulling the first movable bar 5 to rotate reversely for resetting, so that the first movable bar 5 presses the first movable bar 62 to move outward, the first spring 63 stretches, when the first movable bar 5 is separated from the first movable bar 62, the first spring 63 restores to the original state, the first spring 63 drives the first movable bar 62 to move inward for resetting, then the baffle 1111 is pulled to rotate reversely for resetting, the baffle 1111 drives the eighth rotating shaft 112 and the take-up pulley 113 to rotate, so that the take-up pulley 113 drives the eighth movable bar 117 to rotate reversely for resetting through the pull rope 1110, the third torsion spring 118 deforms, and the eighth movable bar 117 presses the first movable block 77 to move outward for resetting, thereby drive second movable rod 78, second spring 710 and second movable block 79 outside to move and reset, then reset the storage box 3 180 degrees of reversal, thereby drive backup pad 711, second support column 111, eighth pivot 112 and baffle 1111 180 degrees of reversal and reset, when baffle 1111 contacts with dog 119, dog 1111 blocks again, loosen storage box 3 again, then promote second flap 71 once more and rotate and open, take out the data relevant with the examination from storage box 3 again, then close second flap 71 reversal.

Example 2

On embodiment 1's basis, still including fixed establishment 8, fixed establishment 8 is including the bracing piece 81, gag lever post 82 and third spring 83, refer to fig. 1 and 7 and show, 2 upper portion left and right sides of support frame all slidingtype are equipped with the bracing piece 81, the gag lever post 82 has all been welded to both sides around the bracing piece 81, the gag lever post 82 can block bin 3, thereby fix bin 3, gag lever post 82 all passes the top of support frame 2 and contacts with bin 3, all be equipped with third spring 83 between bracing piece 81 top front and back both sides and the support frame 2, third spring 83 all winds on the gag lever post 82 of homonymy.

When people are rotating storage box 3 or reversing 180 degrees, storage box 3 can extrude gag lever post 82 downstream to drive bracing piece 81 downstream, third spring 83 is tensile, and when gag lever post 82 aligns with the slotted hole on storage box 3, third spring 83 reconversion, third spring 83 drive bracing piece 81 and gag lever post 82 rebound, make gag lever post 82 block storage box 3, thereby fix storage box 3.

Still including storage mechanism 9, storage mechanism 9 is including storage frame 91, fifth pivot 92, third fly leaf 93 and first torsion spring 94, refer to fig. 1, fig. 8 and fig. 9 and show, the welding has storage frame 91 in the middle part of the upper portion front side of storage box 3, people can put into storage frame 91 with the examination articles for use, thereby make things convenient for people to deposit the examination articles for use, storage frame 91 upper portion rear side is rotated and 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 torsion spring 94 between the rear portion of the third fly leaf 93 left and right sides and the storage frame 91, first torsion spring 94 all winds 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 into the storage frame 91, the third movable plate 93 is loosened, the first torsion spring 94 restores to the original state, the third movable plate 93 is driven to be reversely rotated and closed by the first torsion spring 94, so that the examination articles can be conveniently stored by people, and when the examination articles in the storage frame 91 need to be taken out, the operation is repeated.

Finally, it is necessary to state that: the above-mentioned contents are only used to help understanding the technical solution of the present invention, and should not be interpreted as limiting the scope of the present invention; insubstantial modifications and adaptations of the invention as described above will occur to those skilled in the art and are intended to be within the scope of the invention as claimed.

Claims

1. An anti-cheating desk comprises first support columns (1), support frames (2), a storage box (3), first rotating shafts (4) and first movable plates (5), wherein the number of the first support columns (1) is at least two, the support frames (2) are arranged between the upper portions of the first support columns (1), the storage box (3) used for storing relevant data related to examinations is rotatably arranged in the middle of the top of each support frame (2), the first rotating shafts (4) are rotatably arranged on the left side and the right side of the upper portion of each storage box (3), the first movable plates (5) are arranged on the first rotating shafts (4), round holes are formed in the front side and the rear side of the outer side of each first movable plate (5), the anti-cheating desk is characterized by further comprising clamping mechanisms (6), warning mechanisms (7), lifting mechanisms (10) and lifting mechanisms (11), the clamping mechanisms (6) used for clamping the first movable plates (5) are arranged on the top of the storage box (3), the storage box (3) is provided with a warning mechanism (7) capable of making a sound when cheating, the top of the storage box (3) is provided with a lifting mechanism (10) used for lifting the test paper, and the warning mechanism (7) is provided with a lifting mechanism (11).

2. The anti-cheating desk according to claim 1, wherein 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 at the upper parts of the supporting blocks (61) in a sliding mode, the first movable plate (5) can be in contact 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.

3. The anti-cheating desk according to claim 2, wherein 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), a full gear (76), a first movable block (77), a second movable rod (78), a second movable block (79), a second spring (710) and a support plate (711), the second rotating shaft (72) is rotatably arranged on the lower side of the front portion 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 portion of the lower portion 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 longitudinal side, the lower side of the middle portion of the left side and the right side of the storage box (3) is rotatably arranged on the fourth rotating shaft (75), all be equipped with full gear (76) in fourth pivot (75) inboard and third pivot (73) inboard, full gear (76) all intermeshing of homonymy, fourth pivot (75) outside all is equipped with first movable block (77) slidingly, first movable block (77) inboard all is equipped with second movable rod (78), second movable rod (78) upper portion all is connected with second spring (710), the other end of second spring (710) all is connected with second movable block (79), the lower part of bin (3) left and right sides all is equipped with backup pad (711), third pivot (73) and fourth pivot (75) all are located the inside of backup pad (711) of homonymy, second movable block (79) can contact with backup pad (711) when rotating, backup pad (711) of homonymy are all passed to first movable block (77).

4. The anti-cheating desk according to claim 3, 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), 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 and rotatably 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 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 arranged between the front side and the rear side of the seventh movable rod (103) and the storage box (3), and the second torsion spring (105) is wound on the sixth rotating shaft (102) on the same side, a fourth movable plate (106) is slidably arranged in the middle of the upper part of the storage box (3), and the inner sides of the seventh movable rods (103) are rotatably connected with the fourth movable plate (106).

5. The anti-cheating desk according to claim 4, wherein the lifting mechanism (11) comprises a second supporting column (111), an eighth rotating shaft (112), a wire-rewinding 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 block (119), a pulling rope (1110) and a baffle (1111), two second supporting columns (111) are arranged on the lower side of the rear portion of the outer side of the supporting plate (711), the eighth rotating shaft (112) is rotatably arranged between the outer sides of the second supporting columns (111) on the same side, the baffle (1111) is arranged on the front side of the eighth rotating shaft (112), the wire-rewinding wheel (113) is arranged on the eighth rotating shaft (112), the pulling rope (1110) is wound on the wire-rewinding wheel (113), two third supporting columns (114) are arranged in the middle of the rear portion of the outer side of the supporting plate (711), the ninth rotating shaft (115) is rotatably arranged between the lower portions 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, eighth movable rods (117) are arranged on the tenth rotating shaft (116), the upper sides of the eighth movable rods (117) are in contact with the first movable blocks (77) on the same side, ninth rotating shafts (115) on the same side are wound by the other ends of the pull ropes (1110) and are connected with the lower sides of the eighth movable rods (117) on the same side, third torsion springs (118) are arranged between the middle portions of the front and rear sides of the eighth movable rods (117) and the third supporting columns (114) on the same side, the third torsion springs (118) are wound on the tenth rotating shafts (116) on the same side, stop blocks (119) are arranged in the middle of the upper portions of the left side and the right side of the supporting frame (2), and the stop blocks (119) are in contact with the baffle plates (1111) on the same side.

6. The anti-cheating desk according to claim 5, further comprising a fixing mechanism (8) for clamping the storage box (3), wherein the fixing mechanism (8) comprises a support rod (81), a limiting rod (82) and a third spring (83), the support rod (81) is slidably arranged on the left side and the right side of the upper portion of the support frame (2), the limiting rods (82) are arranged on the front side and the rear side of the support rod (81), the limiting rods (82) penetrate through the top of the support frame (2) to be in contact with the storage box (3), the third spring (83) is arranged between the front side and the rear side of the top of the support rod (81) and the support frame (2), and the third spring (83) is wound on the limiting rod (82) on the same side.

7. The anti-cheating desk according to claim 6, 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 storage frame (91) is arranged in the middle of the front side of the upper portion of the storage box (3), the fifth rotating shaft (92) is rotatably arranged on the rear side of the upper portion of the storage frame (91), the third movable plate (93) is arranged on the fifth rotating shaft (92), the third movable plate (93) blocks the top of the storage frame (91), the first torsion spring (94) is arranged between the rear portions of the left side and the right side of the third movable plate (93) and the storage frame (91), and the first torsion springs (94) are wound on the fifth rotating shaft (92).

8. The anti-cheating desk according to claim 1, wherein the front and rear sides of the bottom of the storage box (3) are provided with slot holes symmetrically at left and right.