CN219249640U

CN219249640U - Angle-adjustable seat

Info

Publication number: CN219249640U
Application number: CN202320056362.7U
Authority: CN
Inventors: 胡浩
Original assignee: Yongkang Yijie Industry And Trade Co ltd
Current assignee: Yongkang Yijie Industry And Trade Co ltd
Priority date: 2023-01-09
Filing date: 2023-01-09
Publication date: 2023-06-27
Anticipated expiration: 2033-01-09

Abstract

The utility model belongs to the technical field of posture correcting seats, in particular to an angle-adjustable seat which comprises a bottom plate and a back plate which are mutually hinged, wherein inclined strut members are arranged at the rear parts of the bottom plate and the back plate, the positions of the inclined strut members are adjusted, and the inclination angle between the back plate and the bottom plate can be adjusted; soft pads are detachably arranged on the bottom plate and the back plate; the back plate is provided with a plurality of tooth parts, and the inclined strut member can be abutted against the lower end of one tooth part of the back plate, so that the back plate is limited to topple backwards; the upper end of the diagonal bracing piece is provided with a mounting seat, a positioning piece is movably arranged in the mounting seat, the back plate is provided with a plurality of grooves, and the reset spring gives the force for the positioning piece to extend into the mounting seat and enables the positioning piece to lean against one groove; comprises a push button which is movably arranged on a mounting seat and is pushed to drive a positioning piece to be separated from a groove. The utility model provides an angle-adjustable seat which is stable in structure and simple to operate.

Description

Angle-adjustable seat

Technical Field

The utility model belongs to the technical field of posture correcting seats, and particularly relates to an angle-adjustable seat.

Background

Along with the continuous improvement of the living standard of people, the working mode of people also changes greatly, the work of many professions is accomplished through the computer, staff often sits before the computer all the day, but long-term sitting for a long time can not only make staff feel tired, but also can cause the injury to staff's vertebra, lumbar vertebra, sciatic nerve, and staff often unconsciously keeps wrong position of sitting in tired work, easily causes the body humpback, influences individual image and normal life, the back and the cushion that the gesture cushion on the market is most integral type set up, and because back and cushion are L shape setting, inconvenient transportation that the gesture cushion was rectified in the removal. Therefore, a foldable posture correcting cushion appears in the market, such as the posture correcting cushion of Chinese patent CN202022521882.X, and the posture correcting cushion comprises a base and a backrest, wherein a rotating shaft is arranged on the base, the base is rotationally connected with the backrest through the rotating shaft, the base extends upwards to form an abutting part, and the backrest abuts against the abutting part when the posture correcting cushion is unfolded. The product only solves the problem of folding transport, but the user cannot adjust the reclining angle of the backrest.

For example, in chinese patent CN 201930207384.8, a metal diagonal member is supported between the bottom plate and the back plate, and the metal support bar is broken in different notches to realize the angle adjustment of the back plate.

Disclosure of Invention

The utility model aims to provide an angle-adjustable seat which is stable in structure and simple to operate.

The purpose of the utility model is realized in the following way:

the seat with the adjustable angle comprises a bottom plate and a back plate which are mutually hinged, wherein diagonal bracing pieces are arranged at the rear parts of the bottom plate and the back plate, the positions of the diagonal bracing pieces are adjusted, and the inclination angle between the back plate and the bottom plate can be adjusted; soft pads are detachably arranged on the bottom plate and the back plate; the back plate is provided with a plurality of tooth parts, and the inclined strut member can be abutted against the lower end of one tooth part of the back plate, so that the back plate is limited to topple backwards;

the upper end of the diagonal bracing piece is provided with a mounting seat, a positioning piece is movably arranged in the mounting seat, the back plate is provided with a plurality of grooves, and the reset spring gives the force for the positioning piece to extend into the mounting seat and enables the positioning piece to lean against one groove;

the back plate comprises a push button, wherein the push button is movably arranged on a mounting seat, the push button is pushed to drive a positioning piece to be separated from a groove, and the push button is kept to be pushed, so that the inclination angle of the back plate can be adjusted; the push button is not pushed, the diagonal bracing piece is abutted against the lower end of the tooth part, and the locating piece is limited in the groove.

The tooth parts and the grooves are respectively arranged at two sides of the backboard, and the tooth parts are positioned at one side close to the diagonal bracing piece; the backboard is provided with a longitudinal notch, and one end of the positioning piece penetrates through the longitudinal notch and abuts against the groove.

The backboard is concave inwards to form a concave part, the longitudinal notch and the groove are located in the concave part, the cover plate covers the surface of the concave part, and the positioning piece is packaged in the concave part.

Positioning rings are formed on two sides of the backboard, positioning pins are arranged on the mounting seat, two ends of each positioning pin are limited in the corresponding positioning ring, and the rotation range of the backboard is limited through the corresponding positioning ring.

The push button is hinged on the mounting seat, and the upper end of the push button penetrates out of the mounting seat and is exposed.

Pushing the push button, the lower end of the push button abuts against the positioning piece and drives the positioning piece to move, releasing the push button, and the positioning piece drives the push button to reset under the action of the reset spring.

The mounting seat is internally provided with a mounting channel, the positioning piece is movably arranged in the mounting channel, the end part of the positioning piece is fixedly provided with a baffle plate, the positioning piece is sleeved with the reset spring, and one end of the reset spring abuts against the side wall of the mounting channel, and the other end of the reset spring abuts against the baffle plate.

The push button is hinged on the mounting seat through the rotating shaft after extending into the mounting seat from the penetrating opening, and the push button is integrally formed with a blocking wall which does not push the push button and blocks the penetrating opening.

The rear part of the mounting seat is provided with a through hole, and the baffle plate shields the through hole.

Compared with the prior art, the utility model has the following outstanding and beneficial technical effects:

1. in order to ensure the stability of the support, the utility model is provided with a plurality of positioning structures: the structure 1 is provided with a plurality of tooth parts on the back plate, the diagonal bracing piece can lean against the lower end of one tooth part of the back plate, the diagonal bracing piece directly lean against the lower end of the tooth part, and the whole diagonal bracing piece directly supports and limits the back plate to topple backwards. This structure is the main support point for the user to sit on the floor and lean back. And the structure 2 is that the reset spring gives the force of the locating piece stretching into the mounting seat and enables the locating piece to lean against one groove of the locating piece, the locating piece is used as an auxiliary locating structure, and when the locating piece is limited on the groove, the backboard is pushed to rotate relative to the bottom plate. The push button is not pushed, the diagonal bracing piece is propped against the lower end of the tooth part and the locating piece is limited in the groove, namely, the back plate and the bottom plate are supported by the two structures at the same time, and the back plate can be ensured to stably limit a specified angle. When unlocking, a user only needs to push the push button to break the backboard to adjust the angle, the operation is simple, and because the push button needs to be pressed in the adjusting process and the backboard is broken at the same time, misoperation is avoided, and the design of the push button can enable the user to save more labor.

2. The tooth parts and the grooves are respectively arranged on two sides of the back plate, and the tooth parts and the grooves are arranged by fully utilizing the space of the back plate, so that the diagonal bracing piece is positioned by the tooth parts and the pits at the same time. And, backplate indent forms the depressed part, vertical notch and recess are located the depressed part, and the apron covers the surface at the depressed part and the setting element encapsulation is in the depressed part, with spacing part hidden arrangement in the depressed part, the user can not touch regulation part to carry out safety protection to this part.

3. The utility model adopts a sequential installation mode to assemble the installation seat part, firstly fixes the baffle plate of the positioning piece through a screw, then pushes the return spring and the positioning piece into the installation channel of the installation seat together, and then hinges the push button on the installation seat and covers the baffle plate. The method is installed according to the sequence of steps, which is beneficial for manufacturers to control productivity.

Drawings

FIG. 1 is one of the structural schematic diagrams of the present utility model;

FIG. 2 is a second schematic diagram of the structure of the present utility model;

FIG. 3 is an enlarged schematic view of the structure at A of FIG. 2;

FIG. 4 is a schematic diagram of a structure for removing soft pad according to the present utility model;

FIG. 5 is a second schematic diagram of a structure for removing soft pad according to the present utility model;

FIG. 6 is one of the internal structural schematic diagrams of the present utility model;

FIG. 7 is an enlarged schematic view of the structure at B of FIG. 6;

FIG. 8 is a second schematic view of the internal structure of the present utility model;

FIG. 9 is an enlarged schematic view of the structure at C of FIG. 8;

FIG. 10 is a schematic diagram of an exploded structure for removing soft pad according to the present utility model;

FIG. 11 is an enlarged schematic view of the structure of FIG. 10 at D;

FIG. 12 is a schematic diagram of a second exploded structure for removing soft pad according to the present utility model;

fig. 13 is an enlarged schematic view of the structure at E of fig. 12.

In the figure: 1-a bottom plate; 2-a back plate; 20-a recess; 21-longitudinal slots; 22-tooth parts; 23-grooves; 24-positioning ring; 29-cover plate; 3-diagonal bracing; 31-a mounting base; 311-locating pins; 312-mounting channels; 313-through holes; 314-piercing; 39-baffle; 4-pushing buttons; 41-retaining wall; 5-positioning pieces; 50-pins; 51-a baffle; 52-a return spring; 53-screw; 9-soft pad.

Detailed Description

The utility model is further described in the following by way of specific embodiments with reference to the accompanying drawings, which are shown in fig. 1-13:

the seat with the adjustable angle comprises a bottom plate 1 and a back plate 2 which are hinged with each other, wherein inclined strut members 3 are arranged at the rear parts of the bottom plate 1 and the back plate 2, the positions of the inclined strut members 3 are adjusted, and the inclination angle between the back plate 1 and the bottom plate 2 can be adjusted; the soft pads 9 are detachably arranged on the bottom plate 1 and the back plate 2; the back plate 2 is provided with a plurality of teeth 22, and the diagonal bracing piece 3 can directly lean against the lower end of one tooth 22 or lean against the lower end of one tooth 22 through the mounting seat 31, so that the back plate 2 is limited to topple backwards;

the upper end of the diagonal bracing piece 3 is provided with a mounting seat 31, a positioning piece 5 is movably arranged in the mounting seat 31, the back plate 2 is provided with a plurality of grooves 23, and a reset spring 52 gives a force for the positioning piece 5 to extend into the mounting seat 31 and enables the positioning piece 5 to lean against one groove 23; the device comprises a push button 4, wherein the push button 4 is movably arranged on a mounting seat 31, the push button 4 is pushed, the push button 4 drives a positioning piece 5 to be separated from a groove 23, and the push button 4 is kept pushed, so that the inclination angle of the backboard 2 can be adjusted; the push button 4 is not pushed, the diagonal bracing piece 3 is abutted against the lower end of the tooth part 22, the locating piece 5 is limited in the groove 23, and the multi-position limit is realized, so that the stability of the structure is ensured. Namely, the push button 4 and the positioning piece 5 have no direct connection, the end part of the positioning piece 5 abuts against the push button 4 under the action of the return spring 52, and the push button 4 also reversely constrains the positioning piece, so that the positioning piece 5 is prevented from being separated from the mounting seat 31. During installation, the manufacturer firstly fixes the positioning piece 5 and then fixes the push button 4.

The tooth parts 22 and the grooves 23 are respectively arranged on two sides of the backboard 2, and the tooth parts 22 are positioned on one side close to the diagonal bracing piece 3; the back plate 2 is provided with a longitudinal notch 21, and one end of the positioning piece 5 passes through the longitudinal notch 21 and abuts against the groove 23. Preferably, the end of the positioning element 5 passing through the longitudinal slot 21 is provided with a pin 50, by means of which pin 50 the positioning element 5 rests against the groove 23.

The back plate 2 is concavely formed into a concave part 20, the longitudinal notch 21 and the groove 23 are positioned in the concave part 20, the cover plate 29 covers the surface of the concave part 20, and the positioning piece 5 is encapsulated in the concave part 20. By the design of the concave part, the surface of the backboard 2 covered by the upper cover plate 29 is continuous, the soft cushion 9 is not affected, and the adjusting part is hidden and is protected.

Positioning rings 24 are formed on two sides of the backboard 2, positioning pins 311 are arranged on the mounting seat 31, two ends of each positioning pin 311 are limited in the corresponding positioning ring 24, and the rotation range of the backboard 2 is limited through the corresponding positioning rings 24. In the process of adjusting the back plate 2, the user needs to pull the back plate 2 to separate the mounting seat 31 from the tooth portion 22, so that the adjustment range of the user is limited by the matching mode of the positioning ring 24 and the positioning pin 311, and the process of adjusting the back plate 2 is more stable.

As shown in fig. 6-9, a through hole 314 is formed above the mounting seat 31, the push button 4 is hinged on the mounting seat 31 through a rotating shaft after extending into the mounting seat 31 from the through hole 314, the upper end of the push button 4 penetrates out of the mounting seat 31 and is exposed, and a user pulls the push button 4 backwards, so that the positioning piece 5 is separated from the groove 23. Pushing the push button 4, the lower end of the push button 4 abuts against the positioning piece 5 and drives the positioning piece 5 to move, the push button 4 is released, and the positioning piece 5 drives the push button 4 to reset under the action of the reset spring 52.

The mounting seat 31 is internally provided with a mounting channel 312, the positioning piece 5 is movably arranged in the mounting channel 312, the end part of the positioning piece 5 is fixedly provided with a baffle plate 51 through a screw 53, the positioning piece 5 is sleeved with a return spring 52, one end of the return spring 52 abuts against the side wall of the mounting channel 312, and the other end of the return spring 52 abuts against the baffle plate 51.

The push button 4 is integrally formed with a blocking wall 41, and the blocking wall 41 shields the through hole 314 when the push button 4 is not pushed.

A through hole 313 is formed at the rear of the mounting seat 31, and the baffle 39 shields the through hole 313.

The above embodiments are only preferred embodiments of the present utility model, and are not intended to limit the scope of the present utility model in this way, therefore: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.

Claims

1. The angle-adjustable seat comprises a bottom plate (1) and a back plate (2) which are hinged with each other, wherein inclined strut members (3) are arranged at the rear parts of the bottom plate (1) and the back plate (2), the positions of the inclined strut members (3) are adjusted, and the inclination angle between the back plate (2) and the bottom plate (1) can be adjusted; the soft pad (9) is detachably arranged on the bottom plate (1) and the back plate (2); the method is characterized in that: the back plate (2) is provided with a plurality of tooth parts (22), and the inclined strut member (3) can be abutted against the lower end of one tooth part (22) of the back plate, so that the back plate (2) is limited to topple backwards;

the upper end of the diagonal bracing piece (3) is provided with a mounting seat (31), a positioning piece (5) is movably arranged in the mounting seat (31), the back plate (2) is provided with a plurality of grooves (23), and a reset spring (52) gives the force for the positioning piece (5) to extend into the mounting seat (31) and enables the positioning piece (5) to lean against one groove (23);

the device comprises a push button (4), wherein the push button (4) is movably arranged on a mounting seat (31), the push button (4) is pushed, the push button (4) drives a positioning piece (5) to be separated from a groove (23), the push button (4) is kept to be pushed, and the inclination angle of a backboard (2) can be adjusted; the push button (4) is not pushed, the diagonal bracing piece (3) is abutted against the lower end of the tooth part (22) and the positioning piece (5) is limited in the groove (23).

2. The adjustable angle seat of claim 1, wherein: the tooth parts (22) and the grooves (23) are respectively arranged at two sides of the backboard (2), and the tooth parts (22) are positioned at one side close to the diagonal bracing piece (3); the backboard (2) is provided with a longitudinal notch (21), and one end of the positioning piece (5) passes through the longitudinal notch (21) and abuts against the groove (23).

3. The adjustable angle seat of claim 2, wherein: the backboard (2) is concavely provided with a concave part (20), the longitudinal notch (21) and the groove (23) are positioned in the concave part (20), the cover plate (29) covers the surface of the concave part, and the positioning piece (5) is encapsulated in the concave part (20).

4. An angularly adjustable seat according to claim 1 or 2 or 3, characterised in that: positioning rings (24) are formed on two sides of the backboard (2), positioning pins (311) are arranged on the mounting seat (31), two ends of each positioning pin (311) are limited in the corresponding positioning ring (24), and the rotation range of the backboard (2) is limited through the corresponding positioning rings (24).

5. An angularly adjustable seat according to claim 1 or 2 or 3, characterised in that: the push button (4) is hinged on the mounting seat (31), and the upper end of the push button (4) penetrates out of the mounting seat (31) and is exposed.

6. The adjustable angle seat of claim 5, wherein: pushing the push button (4), the lower end of the push button (4) abuts against the positioning piece (5) and drives the positioning piece (5) to move, the push button (4) is released, and the positioning piece (5) drives the push button (4) to reset under the action of the reset spring (52).

7. The adjustable angle seat of claim 6, wherein: the mounting seat (31) is internally provided with a mounting channel (312), the positioning piece (5) is movably arranged in the mounting channel (312), the end part of the positioning piece (5) is fixedly provided with a baffle plate (51), the positioning piece (5) is sleeved with the return spring (52), and one end of the return spring (52) abuts against the side wall of the mounting channel (312) and the other end abuts against the baffle plate (51).

8. The adjustable angle seat according to claim 6 or 7, wherein: the mounting seat (31) is provided with a through hole (314) in a forming mode, the push button (4) is hinged to the mounting seat (31) through a rotating shaft after extending into the mounting seat (31) from the through hole, the push button (4) is provided with a blocking wall (41) in an integrated forming mode, the push button (4) is not pushed, and the blocking wall (41) blocks the through hole (314).

9. The adjustable angle seat of claim 8, wherein: a through hole (313) is formed at the rear part of the mounting seat (31), and the baffle (39) shields the through hole (313).