CN220512422U - A desk with adjustable desktop size - Google Patents

Abstract

The utility model discloses an office table with an adjustable tabletop size, which particularly relates to the technical field of office tables, and comprises a tabletop plate, wherein when a user needs to rest, a backup plate is rotated in a rectangular groove, then a supporting rod can rotate out of a placing groove, then the bottom end of the supporting rod can be clamped into a limiting groove, the backup plate is fixed, the user can fold the backup plate on the backup plate for afternoon nap without resting arms, the backup plate can be contained in the rectangular groove after the rest is finished, then a cover plate is covered, the cover plate and the tabletop plate can be in the same horizontal line, the user is not influenced to continue to use the office table, an extension plate and a supporting block can support the tabletop plate, when the tabletop plate needs to be extended, the extension plate and the tabletop plate are in a parallel state, the vertical plate is rotated, the vertical plate and a C-shaped connecting block are spliced together, the spliced length of the vertical plate and the C-shaped connecting block is consistent with the length of the supporting block, the extension plate is convenient to support, and the tabletop plate after extension is more firm.

Description

A desk with adjustable desktop size

Technical field

The utility model relates to the technical field of office desks, specifically a desk with adjustable desktop size.

Background technique

A desk refers to a table equipped for work convenience in daily life and social activities.

The Chinese patent with publication number CN207202527U discloses a combined desk. The desktop is designed to be composed of a desk case and a writing board. The writing board is usually stored in the slide cavity of the desk case. When placed on the desktop When there are many office items and the desktop is not enough, the writing board can be pulled out from the slide cavity of the desk case to expand the area of the desktop. At the same time, the writing board is also provided with heat dissipation holes. The area is mainly used for placing laptop computers to facilitate computer heat dissipation.

However, the way to adjust the size of the desktop in the above solution is to pull the writing board out of the slide cavity of the desk case. After pulling out, the desk may become unstable and affect people's use. When the staff needs to take a nap , you need to put your arms on the table, rest your head on your arms and then lie on the desk to rest. Your arms will cramp for a long time, which will affect subsequent work.

Therefore, it is necessary to invent a desk with adjustable desktop size.

Utility model content

The purpose of this utility model is to provide a desk with an adjustable desktop size to solve the problems raised in the above background technology.

In order to achieve the above purpose, the present utility model provides the following technical solution: a desk with adjustable desktop size, including a desktop board, one end of the bottom of the desktop board is fixed with a support block, and the other end of the bottom of the desktop board is rotated with a support block. Extension board, a support device is provided on one side of the extension board, a rectangular groove is provided on the top of the desktop board, and a folding device is provided in the rectangular groove;

The folding device includes a backing plate that is rotatably installed in a rectangular groove. A support rod is rotated on one side of the backing plate. A plurality of limit slots are provided in the rectangular groove. The support rod is movable and clamped at the limit position. In the slot, a cover plate is rotated on one side of the inner wall of the rectangular slot.

Preferably, a connecting shaft is rotated in the rectangular groove, and the connecting shaft is fixedly connected to the cover plate. One end of the connecting shaft penetrates the desktop board and a rectangular block is fixed at its end. One end of the desktop board A spring telescopic rod 3 is fixed on one side, and a T-shaped column 3 is fixed on the other end of the spring telescopic rod 3. The T-shaped column 3 is movably inserted into the rectangular block.

Preferably, a placement groove is provided on one side of the backing plate close to the limiting groove, and the support rod is rotatably installed in the placement groove.

Preferably, a sponge block is fixed on a side of the backing plate away from the limiting groove.

Preferably, the support device includes a C-shaped connecting block fixedly installed on one side of the extension plate, and a vertical plate is rotatably provided on one side of the C-shaped connecting block.

Preferably, a short shaft is provided for rotation between the two side walls of the C-shaped connecting block, and the short shaft is fixedly connected to the vertical plate.

Preferably, one side of the C-shaped connecting block is fixed with a spring telescopic rod 2, the other end of the spring telescopic rod 2 is fixed with a T-shaped column 2, and one end of the short axis passes through the C-shaped connecting block and is connected to the C-shaped connecting block. A disc 2 is fixedly provided at its end, and the T-shaped column 2 is movably inserted into the disc 2.

Preferably, one end of the desktop board is fixed with symmetrically distributed fixed blocks, a rotating shaft is provided for rotation between the fixed blocks, and the rotating shaft is fixedly connected to the extension plate.

Preferably, one end of the rotating shaft passes through one of the fixed blocks and is fixed with a disc at its end. A spring telescopic rod is fixed on the side of the tabletop plate away from the baffle. The spring telescopic rod is fixed with a spring telescopic rod. A T-shaped column is fixedly provided at the other end, and the T-shaped column is movably inserted into the disc.

Compared with the existing technology, the beneficial effects of this utility model are:

1. When the user needs to rest, the backrest plate is rotated in the rectangular groove, and then the support rod can be rotated out of the placement groove, and then the bottom end of the support rod can be snapped into the limit groove to achieve a fixed backrest plate, and the user can Lie down on the backrest to take a nap without resting your arms. After resting, you can store the backrest in the rectangular slot and then cover it with the cover. The cover can be at the same level as the desktop, which does not affect the user's continued use of the office. table;

2. The extension board and support block can support the desktop board. When the desktop board needs to be extended, the extension board can be rotated to make the extension board and the desktop board parallel, and the vertical board can be rotated to connect the vertical board with the C-shaped connecting block. , and the length of the vertical plate and the C-shaped connecting block is consistent with the length of the support block, which facilitates the support of the extension board and makes the extended desktop board stronger.

Description of drawings

Figure 1 is a schematic diagram of the overall structure provided by the utility model;

Figure 2 is an enlarged schematic diagram of the structure at point A in Figure 1 provided by the utility model;

Figure 3 is a schematic structural diagram of the baffle provided by the utility model;

Figure 4 is a schematic structural diagram of the desktop board provided by the utility model;

Figure 5 is a schematic structural diagram of the cover plate provided by the utility model;

Figure 6 is a schematic structural diagram of the support rod provided by the utility model.

In the picture: 1. Support block; 12. Desktop board; 121. Rectangular slot; 1211. Limiting slot; 122. Spring telescopic rod one; 123. T-shaped column one; 13. Fixed block; 14. Extension plate; 141. Rotating shaft; 142. Disc one; 15. C-shaped connecting block; 151. Spring telescopic rod two; 152. T-shaped column two; 16. Vertical plate; 161. Short shaft; 162. Disk two; 17. Baffle; 19. Cover plate; 191. Connecting shaft; 192. Rectangular block; 193. Three spring telescopic rods; 194. Three T-shaped columns; 21. Backing plate; 211. Sponge block; 212. Placement slot; 23. Support rod.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only part of the embodiments of the present utility model, not all implementations. example. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts fall within the scope of protection of the present utility model.

Embodiment: As shown in Figures 1 to 6, the present utility model provides a desk with adjustable desktop size, including a desktop board 12. One end of the bottom of the desktop board 12 is fixedly provided with a support block 1. The desktop board 12 12 The other end of the bottom is rotated and provided with an extension plate 14. One side of the extension plate 14 is provided with a support device. A rectangular slot 121 is provided at the top of the table top 12, and a folding device is provided in the rectangular slot 121;

The folding device includes a backing plate 21 that is rotatably installed in a rectangular groove 121. A support rod 23 is provided on one side of the backing plate 21. A plurality of limiting grooves 1211 are provided in the rectangular groove 121. The position slot 1211 can conveniently adjust the inclination angle of the back plate 21. The support rod 23 is movable and clamped in the limit slot 1211. A cover 19 is rotated on the inner wall of one side of the rectangular slot 121.

Furthermore, a connecting shaft 191 is rotatably provided in the rectangular groove 121. The connecting shaft 191 is fixedly connected to the cover plate 19. One end of the connecting shaft 191 penetrates the desktop board 12 and a rectangular block 192 is fixed at its end. , One side of the desktop board 12 is fixedly provided with a spring telescopic rod 3 193 , and the other end of the spring telescopic rod 3 193 is fixedly provided with a T-shaped column 3 194 , and the T-shaped column 3 194 is movably inserted into a rectangular block. 192, convenient for fixing the cover 19.

Furthermore, a placement groove 212 is provided on the side of the backing plate 21 close to the limiting groove 1211, and the support rod 23 is rotatably installed in the placement groove 212, making it convenient to place the support rod 23.

Furthermore, a sponge block 211 is fixed on the side of the backing plate 21 away from the limiting groove 1211, so that the user can rest more comfortably.

Further, the support device includes a C-shaped connecting block 15 fixedly installed on one side of the extension plate 14, and a vertical plate 16 is rotatably provided on one side of the C-shaped connecting block 15.

Furthermore, a short shaft 161 is provided for rotation between the two side walls of the C-shaped connecting block 15. The short shaft 161 is fixedly connected to the vertical plate 16. A spring telescopic rod is fixedly provided on one side of the C-shaped connecting block 15. 2 151. The other end of the spring telescopic rod 151 is fixed with a T-shaped column 152. One end of the short shaft 161 penetrates the C-shaped connecting block 15 and is fixed with a disc 162 at its end. The T-shaped column 2 152 is movably inserted into the disc 2 162 to facilitate fixing the vertical plate 16 .

Furthermore, one end of the desktop board 12 is fixed with symmetrically distributed fixed blocks 13, and a rotating shaft 141 is provided for rotation between the fixed blocks 13. The rotating shaft 141 is fixedly connected to the extension plate 14, and one end of the rotating shaft 141 A disc 142 is fixed through one of the fixed blocks 13 and fixed at its end. A spring telescopic rod 122 is fixed on one side of the tabletop plate 12 away from the baffle 17 , and a spring telescopic rod 122 is fixed on the other side of the spring telescopic rod 122 . A T-shaped column 123 is fixedly provided at one end, and the T-shaped column 123 is movably inserted into the disc 142 to facilitate fixing the extension plate 14 .

Working principle: When this solution is used, the extension plate 14 and the support block 1 can support the desktop board 12. When the desktop board 12 needs to be extended, the T-shaped column 123 can be pulled, and the spring telescopic rod 122 can be compressed to make the T-shaped Column one 123 is removed from disc one 142, and then the extension plate 14 can be rotated to make the extension plate 14 parallel to the desktop board 12, and then the T-shaped column 123 is released. At this time, the T-shaped column 123 is supported by the spring telescopic rod. One 122 affects re-insertion into the disc one 142, thereby fixing the extension plate 14;

Then the vertical plate 16 is rotated, and then the vertical plate 16 and the C-shaped connecting block 15 are spliced together, and the length of the vertical plate 16 and the C-shaped connecting block 15 is consistent with the length of the supporting block 1, which facilitates the support of the extension plate 14. Make the extended desktop board 12 stronger, and then insert the T-shaped column 152 into the disc 2 162 to fix the vertical board 16;

When the user needs to rest, the rectangular block 192 can be rotated, thereby driving the connecting shaft 191 and the cover 19 to rotate as shown in Figure 5, and then the support plate 21 can be rotated from the rectangular slot 121, and then the support rod 23 can be removed from the placement slot. 212, and then the bottom end of the support rod 23 can be inserted into the limit groove 1211 to fix the backrest 21. The user can lie down on the backrest 21 to take a nap without resting his arms. After resting, he can rest on the backrest 21. The board 21 is stored in the rectangular groove 121 and then covered with the cover plate 19. The cover plate 19 can be at the same level as the desktop board 12, which does not affect the user's continued use of the desk.

Although the embodiments of the present invention have been shown and described, those of ordinary skill in the art will understand that various changes and modifications can be made to these embodiments without departing from the principles and spirit of the present invention. , substitutions and modifications, the scope of the present invention is defined by the appended claims and their equivalents.

Claims (9)

1. An office table with adjustable tabletop size, which comprises a tabletop plate (12), and is characterized in that: one end of the bottom of the tabletop plate (12) is fixedly provided with a supporting block (1), the other end of the bottom of the tabletop plate (12) is rotationally provided with an extension plate (14), one side of the extension plate (14) is provided with a supporting device, the top of the tabletop plate (12) is provided with a rectangular groove (121), and a folding device is arranged in the rectangular groove (121);

the folding device comprises a backup plate (21) rotatably arranged in a rectangular groove (121), a supporting rod (23) is rotatably arranged on one side of the backup plate (21), a plurality of limiting grooves (1211) are formed in the rectangular groove (121), the supporting rod (23) is movably clamped in the limiting grooves (1211), and a cover plate (19) is rotatably arranged on the inner wall of one side of the rectangular groove (121).

2. A desk with adjustable desktop size as claimed in claim 1, wherein: the utility model discloses a table top, including rectangle groove (121), apron (19), connecting axle (191), desktop board (12) are run through to the one end of connecting axle (191), and be equipped with rectangle piece (192) at its tip fixed, one side of desktop board (12) is fixed to be equipped with spring telescopic link three (193), the other end of spring telescopic link three (193) is fixed and is equipped with T type post three (194), T type post three (194) activity is inserted and is established in rectangle piece (192).

3. A desk with adjustable desktop size as claimed in claim 1, wherein: a placement groove (212) is formed in one side, close to the limiting groove (1211), of the backup plate (21), and the supporting rod (23) is rotatably installed in the placement groove (212).

4. A desk with adjustable desktop size as claimed in claim 1, wherein: a sponge block (211) is fixedly arranged on one side, far away from the limiting groove (1211), of the backup plate (21).

5. A desk with adjustable desktop size as claimed in claim 1, wherein: the supporting device comprises a C-shaped connecting block (15) fixedly arranged on one side of the extension plate (14), and a vertical plate (16) is rotatably arranged on one side of the C-shaped connecting block (15).

6. A desk with adjustable desktop size as claimed in claim 5, wherein: a short shaft (161) is rotatably arranged between two side walls of the C-shaped connecting block (15), and the short shaft (161) is fixedly connected with the vertical plate (16).

7. The adjustable desktop size office table of claim 6, wherein: one side of the C-shaped connecting block (15) is fixedly provided with a second spring telescopic rod (151), the other end of the second spring telescopic rod (151) is fixedly provided with a second T-shaped column (152), one end of the short shaft (161) penetrates through the C-shaped connecting block (15) and is fixedly provided with a second disc (162) at the end part of the short shaft, and the second T-shaped column (152) is movably inserted into the second disc (162).

8. A desk with adjustable desktop size as claimed in claim 1, wherein: one end of the tabletop plate (12) is fixedly provided with symmetrically distributed fixed blocks (13), a rotating shaft (141) is rotatably arranged between the fixed blocks (13), and the rotating shaft (141) is fixedly connected with the extension plate (14).

9. A desk with adjustable desktop size as claimed in claim 8, wherein: one end of the rotating shaft (141) penetrates through one of the fixed blocks (13) and is fixedly provided with a first disc (142) at the end part of the rotating shaft, one side, far away from the baffle plate (17), of the tabletop plate (12) is fixedly provided with a first spring telescopic rod (122), the other end of the first spring telescopic rod (122) is fixedly provided with a first T-shaped column (123), and the first T-shaped column (123) is movably inserted into the first disc (142).