CN214803292U

CN214803292U - Desk and chair convenient to height-adjusting

Info

Publication number: CN214803292U
Application number: CN202121132105.4U
Authority: CN
Inventors: 封才亮
Original assignee: Jiangxi Xingliang School Tools Co ltd
Current assignee: Jiangxi Xingliang School Tools Co ltd
Priority date: 2021-05-25
Filing date: 2021-05-25
Publication date: 2021-11-23
Anticipated expiration: 2031-05-25

Abstract

The utility model discloses a desk chair convenient to height-adjusting relates to table chair technical field, the load simulator comprises a desk, one side of desk is provided with the chair, the desk all is provided with the installing frame with the both sides of chair bottom, the below of installing frame all is provided with supporting component, supporting component runs through with the inside of installing frame and is provided with adjusting part, one side that the bottom of desk, chair is located adjusting part is provided with locating component, be provided with rotating assembly between supporting component and the installing frame. The utility model discloses an adjusting part, supporting component, runner assembly, locating component that set up, supporting component can support chair, desk to can make the stability of chair, desk increase, adjusting component can be convenient for highly adjust chair, desk, and locating component can fix a position adjusting component, prevents that adjusting component reverse work, avoids chair, desk after rising to move down.

Description

Desk and chair convenient to height-adjusting

Technical Field

The utility model relates to a table chair technical field specifically is a desk chair convenient to height-adjusting.

Background

The desk and chair is exactly the desk and chair that the student used on class, is a kind of desk and chair, also called student's desk and chair, school's desk and chair, and the desk and chair can be divided according to age, material, function, divides according to the age section: school desk and chair for children, school student desk and chair for middle school students, and school student desk and chair for college students; according to the function, the method comprises the following steps: fixed desk and chair and lifting desk and chair; the materials are divided into: it is divided into wooden desk and chair, plastic desk and chair and steel-wood desk and chair.

In the prior art, the desk and chair are adjusted through bolts and different threaded holes when the lifting desk and chair is lifted greatly, but the height of the desk and chair is not convenient to adjust through the bolts and the threaded holes, the bolts are required to be completely screwed off, then the height of the desk and chair is lifted, and the bolts are required to be completely screwed on after lifting is finished.

SUMMERY OF THE UTILITY MODEL

Based on this, the utility model aims at providing a desk chair convenient to height-adjusting to solve the inconvenient technical problem of current desk chair height-adjusting.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a desk chair convenient to height-adjusting, includes the desk, one side of desk is provided with the chair, the desk all is provided with the installing frame with the both sides of chair bottom, the below of installing frame all is provided with supporting component, supporting component runs through with the inside of installing frame and is provided with adjusting part, one side that the bottom of desk, chair is located adjusting part is provided with locating component, be provided with rotating assembly between supporting component and the installing frame.

Through adopting above-mentioned technical scheme, supporting component can support chair, desk to can make the stability of chair, desk increase, adjusting component can be convenient for highly adjust chair, desk, and locating component can fix a position adjusting component, prevents adjusting component reverse work, avoids chair, desk after rising to remove downwards, simple structure, the simple operation.

The utility model discloses further set up to, supporting component includes lifter plate, base, connecting plate, adjusting part and base all are fixed connection.

By adopting the technical scheme, the chair and the table can be supported, so that the stability of the chair and the table can be increased.

The utility model discloses further set up to, adjusting part includes second driven bevel gear, screw post, threading board, first drive bevel gear, first driven bevel gear, rotation post, second bull stick, second drive bevel gear, turning handle, first bull stick, turning handle, first drive bevel gear and first bull stick all are fixed connection, first driven bevel gear, second drive bevel gear all are fixed connection with the second bull stick, the threading board passes through internal thread, external screw thread rotation with the screw post and is connected.

Through adopting above-mentioned technical scheme, can be convenient for adjust the height of chair, desk to can be applicable to the student of different heights or age bracket and use.

The utility model discloses further set up to, locating component includes backup pad, bolt, thread groove, adjusting part fixes a position through bolt, thread groove with the backup pad, backup pad and desk fixed connection.

By adopting the technical scheme, the adjusting assembly can be positioned, the adjusting assembly is prevented from working reversely, and the ascending chair and the ascending table are prevented from moving downwards.

The utility model discloses further set up to, the runner assembly includes ball groove, ring channel, ball, the supporting component passes through ball groove, ring channel, ball rotation with the installing frame and is connected.

Through adopting above-mentioned technical scheme, can increase the smoothness nature of rotation between lifter plate and the installing frame, can play the effect of support simultaneously.

To sum up, the utility model discloses mainly have following beneficial effect: the utility model discloses an adjusting part, supporting component, runner assembly, locating component that set up, supporting component can support chair, desk to can make the stability of chair, desk increase, adjusting component can be convenient for highly adjust chair, desk, and locating component can fix a position adjusting component, prevents that adjusting component reverse work, avoids chair, desk after rising to move down, simple structure, the simple operation.

Drawings

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

FIG. 2 is a schematic view of the internal structure of the present invention;

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

fig. 4 is a side sectional view of the present invention.

In the figure: 1. a table; 2. a chair; 3. an adjustment assembly; 301. a second driven bevel gear; 302. a threaded post; 303. a thread plate; 304. a first drive bevel gear; 305. a first driven bevel gear; 306. rotating the column; 307. a second rotating rod; 308. a second drive bevel gear; 309. a handle is rotated; 310. a first rotating lever; 4. a support assembly; 401. a lifting plate; 402. a base; 403. a connecting plate; 5. a rotating assembly; 501. a ball groove; 502. an annular groove; 503. a ball bearing; 6. installing a frame; 7. a positioning assembly; 701. a support plate; 702. a bolt; 703. a thread groove.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

The following describes an embodiment of the present invention according to its overall structure.

A desk and chair convenient for height adjustment is disclosed, as shown in figures 2-4, comprising a desk 1, a chair 2 is arranged at one side of the desk 1, mounting frames 6 are arranged at two sides of the bottoms of the desk 1 and the chair 2, supporting components 4 are arranged below the mounting frames 6 and can support the chair 2 and the desk 1, so that the stability of the chair 2 and the desk 1 can be increased, adjusting components 3 are arranged in the supporting components 4 and the mounting frames 6 in a penetrating manner, so that the height adjustment of the chair 2 and the desk 1 can be facilitated, the desk and chair is suitable for students with different heights or ages, a positioning component 7 is arranged at one side of the adjusting components 3 at the bottoms of the desk 1 and the chair 2, a rotating handle 309 can be positioned, the reverse work of the rotating handle 309 is prevented, the lifted chair 2 and desk 1 are prevented from moving downwards, a rotating component 5 is arranged between the supporting components 4 and the mounting frames 6, the smoothness of rotation between the lifting plate 401 and the mounting frame 6 can be increased, and the supporting function can be achieved.

Referring to fig. 3, the supporting assembly 4 includes a lifting plate 401, a base 402, and a connecting plate 403, the adjusting assembly 3 and the base 402 are all fixedly connected, and the chair 2 and the table 1 can be supported by the lifting plate 401, the base 402, and the connecting plate 403, so that the stability of the chair 2 and the table 1 can be increased.

Referring to fig. 3, the adjusting assembly 3 includes a second driven bevel gear 301, a threaded post 302, a threaded plate 303, a first driving bevel gear 304, a first driven bevel gear 305, a rotating post 306, a second rotating rod 307, a second driving bevel gear 308, a rotating handle 309, a first rotating rod 310, wherein the rotating handle 309, the first driving bevel gear 304 and the first rotating rod 310 are all fixedly connected, the first driven bevel gear 305, the second driving bevel gear 308 and the second rotating rod 307 are all fixedly connected, the threaded plate 303 and the threaded post 302 are rotatably connected through internal threads and external threads, through the arrangement of a second driven bevel gear 301, a threaded column 302, a threaded plate 303, a first driving bevel gear 304, a first driven bevel gear 305, a rotating column 306, a second rotating rod 307, a second driving bevel gear 308, a rotating handle 309 and a first rotating rod 310, can be convenient for adjust the height of chair 2, desk 1 to can be applicable to the student of different heights or age brackets and use.

Referring to fig. 4, the positioning assembly 7 includes a supporting plate 701, a bolt 702, and a thread groove 703, the adjusting assembly 3 and the supporting plate 701 are positioned by the bolt 702 and the thread groove 703, the supporting plate 701 is fixedly connected to the table 1, and the rotating handle 309 can be positioned by the supporting plate 701, the bolt 702, and the thread groove 703, so as to prevent the rotating handle 309 from working reversely, and prevent the lifted chair 2 and the table 1 from moving downward.

Referring to fig. 3, the rotating assembly 5 includes a ball groove 501, an annular groove 502, and balls 503, the supporting assembly 4 is rotatably connected to the mounting frame 6 through the ball groove 501, the annular groove 502, and the balls 503, and the ball groove 501, the annular groove 502, and the balls 503 are provided to increase the smoothness of rotation between the lifting plate 401 and the mounting frame 6, and simultaneously, the supporting assembly can perform a supporting function.

The utility model discloses a theory of operation does: the lifting plate 401, the base 402 and the connecting plate 403 can support the chair 2 and the table 1, so that the stability of the chair 2 and the table 1 can be increased, when the height of the chair 2 and the table 1 needs to be adjusted, the first rotating rod 310 and the first driving bevel gear 304 can be rotated by clockwise rotating the rotating handle 309, the first driven bevel gear 305, the second rotating rod 307 and the second driving bevel gear 308 can be rotated due to the meshing of the first driven bevel gear 305 and the first driving bevel gear 304, the second driven bevel gear 301, the rotating column 306, the lifting plate 401 and the threaded plate 303 can be rotated due to the meshing of the second driven bevel gear 301 and the second driving bevel gear 308, the lifting plate 401 can be vertically moved due to the rotational connection of the threaded plate 303 and the threaded column 302 through internal threads and external threads and under the limiting action of the connecting plate 403, therefore, the chair 2 and the table 1 can be adjusted to a proper height, and then the bolt 702 is rotated reversely, so that the bolt 702 is fixedly connected with the thread groove 703 on the rotating handle 309, the rotating handle 309 can be positioned, the rotating handle 309 is prevented from working anticlockwise, and the lifted chair 2 and the lifted table 1 are prevented from moving downwards.

Although embodiments of the present invention have been shown and described, it is intended that the present embodiments be illustrative only and not limiting to the invention, and that the particular features, structures, materials, or characteristics described may be combined in any suitable manner in one or more embodiments or examples, and that modifications, substitutions, variations, and the like, which are not inventive in light of the above teachings, may be made to the embodiments by those skilled in the art without departing from the principles and spirit of the present invention, but are to be construed as broadly as the following claims.

Claims

1. The utility model provides a desk chair convenient to height-adjusting, includes desk (1), its characterized in that: one side of desk (1) is provided with chair (2), desk (1) all is provided with installing frame (6) with the both sides of chair (2) bottom, the below of installing frame (6) all is provided with supporting component (4), supporting component (4) run through with the inside of installing frame (6) and are provided with adjusting part (3), one side that the bottom of desk (1), chair (2) is located adjusting part (3) is provided with locating component (7), be provided with rotating component (5) between supporting component (4) and installing frame (6).

2. The desk and chair convenient for adjusting the height as claimed in claim 1, wherein: the supporting component (4) comprises a lifting plate (401), a base (402) and a connecting plate (403), and the connecting plate (403), the adjusting component (3) and the base (402) are fixedly connected.

3. The desk and chair convenient for adjusting the height as claimed in claim 1, wherein: the adjusting assembly (3) comprises a second driven bevel gear (301), a threaded column (302), a threaded plate (303), a first driving bevel gear (304), a first driven bevel gear (305), a rotating column (306), a second rotating rod (307), a second driving bevel gear (308), a rotating handle (309) and a first rotating rod (310), wherein the rotating handle (309), the first driving bevel gear (304) and the first rotating rod (310) are fixedly connected, the first driven bevel gear (305), the second driving bevel gear (308) and the second rotating rod (307) are fixedly connected, and the threaded plate (303) is rotatably connected with the threaded column (302) through internal threads and external threads.

4. The desk and chair convenient for adjusting the height as claimed in claim 1, wherein: the positioning assembly (7) comprises a supporting plate (701), a bolt (702) and a thread groove (703), the adjusting assembly (3) and the supporting plate (701) are positioned through the bolt (702) and the thread groove (703), and the supporting plate (701) is fixedly connected with the table (1).

5. The desk and chair convenient for adjusting the height as claimed in claim 1, wherein: the rotating assembly (5) comprises a ball groove (501), an annular groove (502) and balls (503), and the supporting assembly (4) is rotatably connected with the mounting frame (6) through the ball groove (501), the annular groove (502) and the balls (503).