CN212972290U - Library prevents accounting for seat device - Google Patents

Abstract

The utility model provides a library prevents accounting for seat device relates to table chair technical field. This library prevents occupying seat device includes the desk and sits the bench, the equal fixedly connected with supporting leg in four edges of desk bottom surface, the inside of desk are equipped with two symmetrical supporting mechanism, and the inside of desk rotates and is connected with two symmetrical desktops, the first articulated piece of the equal fixedly connected with in bottom surface of two desktops, and the inside of two first articulated pieces is all fixed articulated to have first hinge bar, and the one end that first articulated piece was kept away from to two first hinge bars is all fixed articulated to have the articulated piece of second. This library prevents accounting for seat device through setting up desktop, the articulated piece of first articulated piece, first articulated rod, the articulated piece of second, first spout, connecting rod, supporting mechanism, the articulated piece of third, the articulated rod of second and the articulated piece of fourth, has reached the automatic effect of withdrawing the stool and avoiding accounting for the seat, has reduced the waste of resource and unfairly level to other people to effectual administrator's intensity of labour that has reduced.

Description

Library prevents accounting for seat device

Technical Field

The utility model relates to a table chair technical field specifically is a library prevents accounting for seat device.

Background

The library is a mechanism for collecting, arranging and collecting book data for people to read and reference, the library appears 3000 years before the public yuan, and the library has the functions of preserving human cultural heritage, developing information resources, participating in social education and the like.

At present, a library often has a difficult problem, especially when examination is close to, some public libraries also often have similar situations, some people often use some rare, strange and unintelligent methods to occupy the seat, some people are not malicious to occupy the seat, may need to go to a toilet or take a phone and leave the seat, but often leave the seat for too long time, occupies the seat, causes resource waste and unfairness to other people, and some students leave the seat and forget to put a seat into the bottom of a table, can promote the working strength of managers, and for this reason, we provide a library anti-occupation seat device to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a library prevents accounting for seat device has solved the problem of proposing among the background art.

Technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a library seat occupation preventing device comprises a desk and a sitting stool, wherein four corners of the bottom surface of the desk are fixedly connected with supporting legs, two symmetrical supporting mechanisms are arranged inside the desk, two symmetrical desktop surfaces are rotatably connected inside the desk, the bottom surfaces of the two desktop surfaces are fixedly connected with first hinging blocks, first hinging rods are fixedly hinged inside the two first hinging blocks, one ends of the two first hinging rods, far away from the first hinging blocks, are fixedly hinged with second hinging blocks, two first sliding grooves matched with the second hinging blocks are formed in the inner bottom wall of the desk, connecting rods are fixedly connected on the bottom surfaces of the two second hinging blocks, third hinging blocks are fixedly connected on the bottom surfaces of the two connecting rods, second hinging rods are fixedly hinged inside the two third hinging blocks, one ends of the two second rods, far away from the third hinging blocks, are fixedly hinged with fourth hinging blocks, one side of the second hinge rod, far away from the two fourth hinge blocks, is fixedly connected with two ends of one side of the stool respectively, and the four corners of the bottom surface of the stool are fixedly connected with connecting legs.

The further improvement does, two the supporting mechanism all includes supporting box, the bottom surface of two supporting box respectively with the both ends fixed connection of diapire in the desk, the second spout has all been seted up to the inside of two supporting box, the equal sliding connection in inside of two second spouts has the slider, the equal fixedly connected with gangbar of top surface of two sliders, through setting up the second spout, slides the slider in the inside of second spout to the stability that the slider removed has been promoted.

The improved structure is characterized in that the top surface of the linkage rod is fixedly connected with hemispherical blocks, the hemispherical blocks are located below the two table tops, and the table tops can be supported through the hemispherical blocks.

The improved desk is characterized in that the bottom surfaces of the sliding blocks are fixedly connected with springs, one ends of the two springs, far away from the sliding blocks, are fixedly connected with the inner bottom wall of the supporting box, and the springs are arranged to support the sliding blocks, so that the desktop rotates inside the desk.

The improved chair is characterized in that the top surface of the stool is fixedly connected with a seat, one side surface of the seat close to the desk is fixedly connected with a chair cushion, and the chair cushion are arranged, so that students can lean on the chair and the chair cushion, and the comfort level of the students is improved.

The improved structure is characterized in that the second hinge rods are rotatably connected through pin shafts, the two third hinge blocks are matched with the two fourth hinge blocks, and the second hinge rods can rotate inside the third hinge blocks and the fourth hinge blocks through the second hinge rods, so that the stool can be pushed out and retracted.

The improved structure is characterized in that rollers are fixedly mounted on the bottom surfaces of the connecting legs, a cushion is fixedly connected to the top surface of the stool, and the connecting legs move through the rollers by arranging the rollers, so that the stool can be pushed out and retracted quickly.

1. The library seat occupation preventing device is characterized in that a desktop, a first hinged block, a first hinged rod, a second hinged block, a first sliding groove, a connecting rod, a supporting mechanism, a third hinged block, a second hinged rod and a fourth hinged block are arranged, when a student needs to sit on a sitting stool for reading, the sitting stool is drawn out in the direction away from the desk, so that the second hinged rod rotates inside the third hinged block and the fourth hinged block, the third hinged block drives the second hinged block to slide inside the first sliding groove through the connecting rod, the first hinged rod rotates inside the first hinged block and the second hinged block, the desktop slides inside the desk and simultaneously extrudes the hemispherical block, the student can sit on the sitting stool for reading, after leaving the seat, the desktop rotates upwards inside the desk under the supporting action of the supporting mechanism, so that the sitting stool is pushed into the lower part of the desk, meanwhile, when the stool is positioned inside the desk, the desktop is in an inclined state in the desk, the effects of automatically retracting the stool and avoiding occupying the seat are achieved, the waste of resources and unfairness to other people are reduced, and the labor intensity of a manager is effectively reduced.

2. This library prevents accounting for seat device, through setting up the second spout, slide the slider in the inside of second spout, thereby the stability that the slider removed has been promoted, through setting up hemisphere piece, can support the desktop through hemisphere piece, through setting up the spring, can make the spring support the slider, thereby make the desktop rotate in the inside of desk, through setting up seat and chair pad, can lean on the student on seat and chair pad, promote student's comfort level, through setting up the second hinge bar, can make the second hinge bar rotate in the inside of third hinge block and fourth hinge block, thereby will sit the bench and release and withdraw, through setting up the gyro wheel, remove through connecting the leg through the gyro wheel, thereby make and sit the bench and can release fast and withdraw.

Drawings

FIG. 1 is a cross-sectional view of a front view of a desk of the present invention;

FIG. 2 is a left side view of the desk of the present invention;

fig. 3 is a sectional view of the supporting mechanism of the present invention;

fig. 4 is a perspective view of a second hinge rod of the present invention.

In the figure, the reference number is 1, a desk; 2. a desktop; 3. a first hinge block; 4. a first hinge lever; 5. A second hinge block; 6. a first chute; 7. supporting legs; 8. a connecting rod; 9. a support mechanism; 901. a support box; 902. a slider; 903. a second chute; 904. a spring; 905. a linkage rod; 906. a hemispherical block; 10. a third hinge block; 11. a second hinge lever; 12. a fourth hinge block; 13. a stool; 14. a connecting leg; 15. a roller; 16. a seat; 17. a chair cushion.

Detailed Description

As shown in fig. 1-4, the embodiment of the utility model provides a library prevents occupying seat device, including desk 1 and sit bench 13, the equal fixedly connected with supporting leg 7 in four edges of desk 1 bottom surface, the inside of desk 1 is equipped with two symmetrical supporting mechanism 9, the inside of desk 1 is rotated and is connected with two symmetrical desktop 2, sits top surface fixedly connected with seat 16 of bench 13, a side fixedly connected with cushion 17 that seat 16 is close to desk 1, through setting up seat 16 and cushion 17, can lean on the student on seat 16 and cushion 17, promotes student's comfort level.

The two supporting mechanisms 9 respectively comprise supporting boxes 901, the bottom surfaces of the two supporting boxes 901 are respectively fixedly connected with two ends of the inner bottom wall of the desk 1, second sliding grooves 903 are respectively formed in the two supporting boxes 901, sliding blocks 902 are respectively connected in the two second sliding grooves 903 in a sliding manner, linkage rods 905 are respectively fixedly connected to the top surfaces of the two sliding blocks 902, the sliding blocks 902 slide in the second sliding grooves 903 by arranging the second sliding grooves 903, so that the moving stability of the sliding blocks 902 is improved, hemispherical blocks 906 are respectively fixedly connected to the top surfaces of the two linkage rods 905, the two hemispherical blocks 906 are respectively positioned below the two desktops 2, the desktops 2 can be supported by the hemispherical blocks 906 by arranging the hemispherical blocks 906, springs 904 are respectively fixedly connected to the bottom surfaces of the two sliding blocks 902, one ends of the two springs 904 far away from the sliding blocks are fixedly connected with the inner bottom wall of the supporting boxes 901, and by arranging the springs 904, the spring 904 may be used to support the slider 902, thereby allowing the table top 2 to rotate within the desk 1.

The bottom surfaces of two table tops 2 are fixedly connected with first hinged blocks 3, the interiors of the two first hinged blocks 3 are fixedly hinged with first hinged rods 4, one ends of the two first hinged rods 4, far away from the first hinged blocks 3, are fixedly hinged with second hinged blocks 5, the inner bottom wall of the table 1 is provided with two first chutes 6 matched with the second hinged blocks 5, the bottom surfaces of the two second hinged blocks 5 are fixedly connected with connecting rods 8, the bottom surfaces of the two connecting rods 8 are fixedly connected with third hinged blocks 10, the interiors of the two third hinged blocks 10 are fixedly hinged with second hinged rods 11, one ends of the two second hinged rods 11, far away from the third hinged blocks 10, are fixedly hinged with fourth hinged blocks 12, one side surfaces of the two fourth hinged blocks 12, far away from the second hinged rods 11, are respectively fixedly connected with two ends of one side surface of a sitting stool 13, and the two second hinged rods 11 are rotatably connected through pin shafts, two third articulated pieces 10 and two articulated pieces 12 looks adaptations, through setting up second articulated rod 11, can make second articulated rod 11 rotate in the inside of third articulated piece 10 and articulated piece 12 of fourth to sit bench 13 and release and withdraw, sit equal fixedly connected with in four edges and corners of bench 13 bottom surface and connect leg 14, the equal fixed mounting in bottom surface of every connection leg 14 has gyro wheel 15, sit the top surface fixedly connected with cushion of bench 13, through setting up gyro wheel 15, remove through connecting leg 14 through gyro wheel 15, thereby make bench 13 can release fast and withdraw.

The utility model discloses the theory of operation as follows:

when a student needs to sit on the stool 13 to read books, the stool 13 can be pulled in a direction away from the desk 1, so that the second hinge rod 11 rotates inside the third hinge block 10 and the fourth hinge block 12, so that the third hinge block 10 drives the second hinge block 5 to slide inside the first sliding groove 6 through the connecting rod 8, so that the first hinge rod 4 rotates inside the first hinge block 3 and the second hinge block 5, so that the first hinge block 3 pulls the desktop 2 to rotate inside the desk 1, so that the desktop 2 presses the hemispherical block 906, so that the linkage rod 905 pushes the slider 902 to move downwards inside the second sliding groove 903, so that the spring 904 is pressed, so that the two desktops 2 can be rotatably combined to a flat state, the student can place books on the desktop 2, sit on the stool 13, and lean against the seat 16 and the cushion 17 to read and learn, when a student leaves the stool 13, under the reaction force of the spring 904, the sliding block 902 is pushed upwards in the second sliding groove 903, so that the linkage rod 905 pushes the desktop 2 upwards through the hemispherical block 906, so that the desktop 2 rotates upwards in the desk 1, so that the first hinge rod 4 rotates in the first hinge block 3 and the second hinge block 5, so that the second hinge block 5 slides in the first sliding groove 6, so that the second hinge block 5 drives the third hinge block 10 to move through the connecting rod 8, so that the second hinge rod 11 rotates in the third hinge block 10 and the fourth hinge block 12, so that the stool 13 moves below the desk 1 through the rollers 15, and when the stool 13 is located in the desk 1, the desktop 2 is in an inclined state in the desk 1, thereby achieving the effects of automatically retracting the stool 13 and avoiding occupying a seat, reducing waste of resources and unfairness to other people, and effectively reduces the labor intensity of the administrator.

Claims (7)

1. A library prevents occupying seat device, includes desk (1) and sits bench (13), its characterized in that: four corners of the bottom surface of the desk (1) are fixedly connected with supporting legs (7), two symmetrical supporting mechanisms (9) are arranged inside the desk (1), two symmetrical desktops (2) are rotatably connected inside the desk (1), first hinged blocks (3) are fixedly connected to the bottom surfaces of the two desktops (2), first hinged rods (4) are fixedly hinged inside the two first hinged blocks (3), second hinged blocks (5) are fixedly hinged at the ends, far away from the first hinged blocks (3), of the two first hinged rods (4), two first sliding grooves (6) matched with the second hinged blocks (5) are formed in the inner bottom wall of the desk (1), connecting rods (8) are fixedly connected to the bottom surfaces of the two second hinged blocks (5), third hinged blocks (10) are fixedly connected to the bottom surfaces of the two connecting rods (8), second hinged rods (11) are fixedly hinged inside the two third hinged blocks (10), one end of each second hinge rod (11) far away from the third hinge block (10) is fixedly hinged to a fourth hinge block (12), one side face of each second hinge rod (11) far away from each fourth hinge block (12) is fixedly connected with two ends of one side face of the sitting stool (13), and four corners of the bottom face of the sitting stool (13) are fixedly connected with connecting legs (14).

2. The library anti-occupancy seating arrangement of claim 1, wherein: two supporting mechanism (9) all include supporting box (901), the bottom surface of two supporting box (901) respectively with the both ends fixed connection of diapire in desk (1), second spout (903) have all been seted up to the inside of two supporting box (901), the equal sliding connection in inside of two second spout (903) has slider (902), the equal fixedly connected with gangbar (905) of top surface of two slider (902).

3. A library anti-occupancy seating arrangement as claimed in claim 2, wherein: the top surfaces of the two linkage rods (905) are fixedly connected with hemispherical blocks (906), and the two hemispherical blocks (906) are located below the two table tops (2).

4. A library anti-occupancy seating arrangement as claimed in claim 2, wherein: the bottom surfaces of the two sliding blocks (902) are fixedly connected with springs (904), and one ends, far away from the sliding blocks (902), of the two springs (904) are fixedly connected with the inner bottom wall of the supporting box (901).

5. The library anti-occupancy seating arrangement of claim 1, wherein: the top surface of the sitting stool (13) is fixedly connected with a seat (16), and one side surface of the seat (16) close to the desk (1) is fixedly connected with a chair cushion (17).

6. The library anti-occupancy seating arrangement of claim 1, wherein: the two second hinge rods (11) are rotatably connected through a pin shaft, and the two third hinge blocks (10) are matched with the two fourth hinge blocks (12).

7. The library anti-occupancy seating arrangement of claim 1, wherein: the bottom surface of each connecting leg (14) is fixedly provided with a roller (15), and the top surface of the sitting stool (13) is fixedly connected with a cushion.

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