CN220458983U - Auditorium chair with back strap writing board - Google Patents

Abstract

The utility model relates to the technical field of auditorium chairs, in particular to an auditorium chair with a rear strap writing board, which comprises an auditorium chair body and a chair back, wherein the chair back is fixedly connected to the left side of the upper surface of the auditorium chair body, a back cushion is fixedly connected to the right side of the chair back, a support plate is fixedly connected to the right side of the upper surface of the auditorium chair body, a writing device is arranged on the left side of the chair back, and a riding device is arranged above the auditorium chair body. The tablet can be manually driven to rotate upwards, so that the tablet drives the connecting plate to move, the connecting plate drives the first connecting rod and the second connecting rod to rotate at the L-shaped plate, meanwhile, the connecting plate is matched with the L-shaped plate to stretch the first spring, so that the first spring is elastically deformed, then the bulge of the tablet is inserted into the groove of the first transverse plate, and the tablet can be placed in a horizontal state by being matched with the stretching of the first spring, so that an operator can conveniently write by the tablet.

Description

Auditorium chair with back strap writing board

Technical Field

The utility model relates to the technical field of auditorium chairs, in particular to an auditorium chair with a back strap writing board.

Background

The auditorium chair is mostly composed of a chair seat, a chair back, armrests and standing legs, and the standing legs and the armrests are integrated into a whole to form a firmly-installed armrest frame, and the assembled structure is generally in a steel-wood structure or a steel-plastic structure.

An auditorium chair, such as the grant bulletin number CN208725205U, includes a stand, a seat cushion, a backrest, and armrests. The auditorium chair can refresh air and has good air permeability. However, the auditorium chair is similar to the auditorium chair of common style in the market, has only a function of sitting by a person, and is not provided with a tablet, so that if the auditorium is used for lecturing or academic discussions, the auditorium chair is inconvenient to provide a writing environment for the person, and has poor use effect, and in view of the fact, the auditorium chair with the tablet at the back is necessary to design.

Disclosure of Invention

The utility model aims to solve the problems that the auditorium chair in the prior art is similar to the auditorium chair in common style in the market, has the function of sitting by people, is not provided with a writing board, and is inconvenient to provide a writing environment for people if the auditorium is used for lecturing or academic discussion and the like, so that the use effect is poor, and the auditorium chair with the writing board is provided.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a back braces wordpad's auditorium chair, includes auditorium chair body and back of the chair, the upper surface left side rigid coupling of auditorium chair body has the back of the chair, the right side rigid coupling of back of the chair has the cushion, the upper surface right side rigid coupling of auditorium chair body has the extension board, writing device is installed in the left side of back of the chair, take the device in the top of auditorium chair body is installed.

Preferably, the writing device comprises a first diaphragm, the right side of the first diaphragm is fixedly connected with the chair back, the writing board is installed on the left side of the first diaphragm, the outer wall of the right protruding part of the writing board is in clearance fit with the inner wall of the groove of the first diaphragm, a plurality of connecting plates are fixedly connected on the right side of the lower surface of the writing board, a first connecting rod and a second connecting rod are respectively connected on the outer sides of the connecting plates in a rotating mode through rotating shafts, and a cup seat and a pen groove are machined on the right side of the upper surface of the writing board.

Preferably, the other ends of the first connecting rod and the second connecting rod are rotationally connected with an L-shaped plate through a rotating shaft, and the right side of the L-shaped plate is fixedly connected with the chair back.

Preferably, a first spring is fixedly connected between the adjacent L-shaped plate and the connecting plate.

Preferably, the riding device comprises a flange, the lower surface of the flange is fixedly connected with the auditorium chair body, the middle of the inner side of the flange is rotationally connected with a seat through a rotating shaft, the left side of the seat is fixedly connected with a cushion, and the lower surface of the auditorium chair body is fixedly connected with a plurality of supporting legs.

Preferably, a bottom plate is fixedly connected below the adjacent supporting legs.

The auditorium chair with the rear braces and the writing board has the beneficial effects that: the tablet can be manually driven to rotate upwards, the tablet drives the connecting plate to move, the connecting plate drives the first connecting rod and the second connecting rod to rotate at the L-shaped plate, meanwhile, the connecting plate is matched with the L-shaped plate to stretch the first spring, so that the first spring is elastically deformed, afterwards, the bulge of the tablet is inserted into the groove of the first diaphragm, the tablet can be placed in a horizontal state by being matched with the stretching of the first spring, so that an operator can conveniently write by the tablet, and the other hand or knee position of the operator can also prop against the tablet during writing, so that the stability of the tablet is improved, and the use effect is better.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a plan cross-sectional view of FIG. 1;

FIG. 3 is a schematic view of the structure of the first cross plate, the connecting plate and the L-shaped plate in FIG. 2;

FIG. 4 is a schematic view of the structure of the tablet, cup holder and pen slot of FIG. 2;

fig. 5 is a schematic view of the structure of the second cross plate, the second spring and the arc block in fig. 2.

In the figure: 1. the auditorium chair comprises an auditorium chair body, 2, a chair back, 3, a writing device, 301, a first transverse plate, 302, a writing board, 303, a connecting plate, 304, a first connecting rod, 305, a second connecting rod, 306, a cup holder, 307, a pen slot, 4, a riding device, 401, a flange, 402, a chair seat, 403, a cushion, 404, a supporting leg, 4A1, a second transverse plate, 4A2, a second spring, 4A3, an arc-shaped block, 5, a back cushion, 6, a supporting plate, 7, an L-shaped plate, 8, a first spring, 9 and a bottom plate.

The specific embodiment is as follows:

the utility model is further described below with reference to the accompanying drawings:

example 1:

referring to fig. 1-5, in this embodiment, an auditorium chair with a writing board on back strap comprises an auditorium chair body 1 and a chair back 2, wherein the chair back 2 is fixedly connected to the left side of the upper surface of the auditorium chair body 1, a back cushion 5 is fixedly connected to the right side of the chair back 2, a support plate 6 is fixedly connected to the right side of the upper surface of the auditorium chair body 1, a chair seat 402 can be supported by the support plate 6, a writing device 3 is mounted on the left side of the chair back 2, and a riding device 4 is mounted above the auditorium chair body 1.

Referring to fig. 1-4, the writing device 3 includes a first diaphragm 301, a tablet 302, a connecting plate 303, a first connecting rod 304, a second connecting rod 305, a cup holder 306 and a pen slot 307, wherein the right side of the first diaphragm 301 is fixedly connected with a chair back 2, a groove is processed on the left side of the first diaphragm 301, the tablet 302 is mounted on the left side of the first diaphragm 301, a bulge is processed on the right side of the tablet 302, the outer wall of the bulge on the right side of the tablet 302 is in clearance fit with the inner wall of the groove of the first diaphragm 301, the bulge of the tablet 302 can be limited through the groove of the first diaphragm 301, the stability is improved, 2 connecting plates 303 are fixedly connected on the right side of the lower surface of the tablet 302, the outer sides of the front connecting plate 303 and the rear connecting plate 303 are respectively connected with the first connecting rod 304 and the second connecting rod 305 in a rotating way through rotating shafts, the cup holder 306 and the pen slot 307 are processed on the right side of the upper surface of the tablet 302, the other ends of the first connecting rod 304 and the second connecting rod 305 are rotatably connected with an L7 through rotating shafts, the right side of the L7 is fixedly connected with the chair back 2, and a connecting plate 303 is fixedly connected with a first spring 8 is fixedly connected between the adjacent L7 and the connecting plate 8;

the tablet 302 can be manually driven to rotate upwards, the tablet 302 drives the connecting plate 303 to move, the connecting plate 303 drives the first connecting rod 304 and the second connecting rod 305 to rotate at the L-shaped plate 7, meanwhile, the connecting plate 303 is matched with the L-shaped plate 7 to stretch the first spring 8, so that the first spring 8 is elastically deformed, then the bulge of the tablet 302 is inserted into the groove of the first transverse plate 301, and the tablet 302 can be placed in a horizontal state by being matched with the stretching of the first spring 8, so that an operator can conveniently write through the tablet 302, and the other hand or knee position of the operator can also prop against the tablet 302 during writing, so that the stability of the tablet is improved, and the use effect is better.

Referring to fig. 1, 2 and 5, a riding device 4 comprises a flange 401, a seat 402, a cushion 403 and supporting legs 404, wherein the lower surfaces of the front flange 401 and the rear flange 401 are fixedly connected with an auditorium chair body 1, the middle of the inner side of the flange 401 is rotationally connected with the seat 402 through a rotating shaft, the left side of the seat 402 is fixedly connected with the cushion 403, the lower surface of the auditorium chair body 1 is fixedly connected with 4 supporting legs 404, a bottom plate 9 is fixedly connected below the adjacent supporting legs 404, and the device can be supported through the supporting legs 404 and the bottom plate 9;

the seat 402 can be rotated so that the seat 402 can be rotated at the flange 401, and an operator can take a seat when the lower surface of the seat 402 is engaged with the upper surface of the support plate 6.

In this embodiment, when the operator needs to use the hall chair with the tablet of the back strap, firstly, the operator can manually drive the tablet 302 to rotate upwards, so that the tablet 302 drives the connecting plate 303 to move, the connecting plate 303 drives the first connecting rod 304 and the second connecting rod 305 to rotate at the position of the L-shaped plate 7, meanwhile, the connecting plate 303 is matched with the L-shaped plate 7 to stretch the first spring 8, so that the first spring 8 is elastically deformed, then the protrusion of the tablet 302 is inserted into the groove of the first transverse plate 301, and the tablet 302 can be placed in a horizontal state by matching with the stretch of the first spring 8, thus, the operator can conveniently write by using the tablet 302, and the other hand or the knee position of the operator can also prop against the tablet 302 during writing, so that the stability of the tablet is improved, and the use effect is better.

Example 2:

referring to fig. 1-5, in this embodiment, the present utility model provides a technical solution: the auditorium chair with the rear braces and the writing board, the riding device 4 can also comprise a second transverse plate 4A1, a second spring 4A2 and an arc-shaped block 4A3, the right side of the second transverse plate 4A1 is fixedly connected with the chair seat 402, the left side of the second transverse plate 4A1 is provided with the second spring 4A2, two ends of the second spring 4A2 are respectively connected with the arc-shaped block 4A3 through rotating shafts in a rotating way, and the left arc-shaped block 4A3 and the right arc-shaped block 4A3 are respectively fixedly connected with the chair back 2 and the second transverse plate 4A 1;

when the seat 402 rotates, the seat 402 can drive the second transverse plate 4A1 to move, so that the second transverse plate 4A1 can stretch the second spring 4A2 by matching with the arc-shaped block 403 and the chair back 2, and the second spring 4A2 is elastically deformed, so that when no person sits on the seat 402, the seat 402 can rebound automatically through the elastic performance of the second spring 4 A2.

In this embodiment, when the operator needs to use the hall chair with the rear-strap tablet, when the seat 402 rotates, the seat 402 can drive the second transverse plate 4A1 to move, so that the second transverse plate 4A1 cooperates with the arc-shaped block 403 and the chair back 2 to stretch the second spring 4A2, and the second spring 4A2 is elastically deformed, so that when no person sits on the seat 402, the seat 402 can rebound automatically through the elastic performance of the second spring 4 A2.

While the utility model has been shown and described with reference to a preferred embodiment, it will be understood by those of ordinary skill in the art that various changes in form and details may be made therein without departing from the scope of the utility model.

Claims (6)

1. The utility model provides an auditorium chair of back braces wordpad, includes auditorium chair body (1) and back of the chair (2), the upper surface left side rigid coupling of auditorium chair body (1) has back of the chair (2), its characterized in that: the chair is characterized in that a back cushion (5) is fixedly connected to the right side of the chair back (2), a support plate (6) is fixedly connected to the right side of the upper surface of the auditorium chair body (1), a writing device (3) is arranged on the left side of the chair back (2), and a riding device (4) is arranged above the auditorium chair body (1).

2. The back strap tablet auditorium chair of claim 1, wherein: the writing device (3) comprises a first transverse plate (301), the right side of the first transverse plate (301) is fixedly connected with a chair back (2), a writing board (302) is arranged on the left side of the first transverse plate (301), the outer wall of the right protruding portion of the writing board (302) is in clearance fit with the inner wall of the groove of the first transverse plate (301), a plurality of connecting plates (303) are fixedly connected on the right side of the lower surface of the writing board (302), a first connecting rod (304) and a second connecting rod (305) are respectively connected on the outer side of the connecting plates (303) in a rotating mode through rotating shafts, and a cup seat (306) and a pen groove (307) are formed in the right side of the upper surface of the writing board (302).

3. The back strap tablet auditorium chair of claim 2, wherein: the other ends of the first connecting rod (304) and the second connecting rod (305) are rotationally connected with an L-shaped plate (7) through a rotating shaft, and the right side of the L-shaped plate (7) is fixedly connected with the chair back (2).

4. A rear office chair for a back strap tablet as defined in claim 3, wherein: a first spring (8) is fixedly connected between the adjacent L-shaped plate (7) and the connecting plate (303).

5. The back strap tablet auditorium chair of claim 1, wherein: the seat device is characterized in that the seat device (4) comprises a flange (401), the lower surface of the flange (401) is fixedly connected with the auditorium chair body (1) in the front and the back, a seat (402) is rotatably connected in the middle of the inner side of the flange (401) through a rotating shaft, a seat cushion (403) is fixedly connected to the left side of the seat (402), and a plurality of supporting legs (404) are fixedly connected to the lower surface of the auditorium chair body (1).

6. The back strap tablet auditorium chair of claim 5, wherein: a bottom plate (9) is fixedly connected below the adjacent supporting legs (404).