CN215686113U

CN215686113U - Auxiliary device for quickly adjusting large-angle inclination damping

Info

Publication number: CN215686113U
Application number: CN202121850645.6U
Authority: CN
Inventors: 戴国良
Original assignee: Zhejiang Yihui Intelligent Furniture Co ltd
Current assignee: Zhejiang Yihui Intelligent Furniture Co ltd
Priority date: 2021-08-09
Filing date: 2021-08-09
Publication date: 2022-02-01
Anticipated expiration: 2031-08-09

Abstract

The utility model provides a large-angle inclination damping rapid adjustment auxiliary device which comprises a cushion connecting plate and a tail plate, wherein the middle part of the tail plate is rotatably connected with a fixed main shaft, one end of the tail plate is fixedly connected with a movable main shaft, the movable main shaft is hinged with the cushion connecting plate, an air rod fixing plate is fixedly connected onto the fixed main shaft, a plurality of connecting rods are arranged on the movable main shaft, the connecting rods are hinged with sliding blocks, sliding chutes for the sliding blocks to slide are further arranged on the air rod fixing plate, a pin shaft is arranged at one end, away from the connecting rods, of each sliding block, a blocking block is connected at one end, away from the corresponding sliding block, of each pin shaft in a sliding mode, an auxiliary spring is arranged between each blocking block and each sliding block, and a limiting mechanism for abutting against each blocking block and limiting the pin shaft is further arranged on each air rod fixing plate. The chair has the advantages that people with different body sizes and weights can obtain proper spring restoring force, the chair back inclination angle can be conveniently adjusted, and a better rest effect is achieved.

Description

Auxiliary device for quickly adjusting large-angle inclination damping

Technical Field

The utility model relates to a damping adjusting device, in particular to a large-angle inclination damping rapid adjusting auxiliary device.

Background

The seat is daily family expenses, the commonly used article of official working, the comfortable degree direct influence people's of seat quality of life, the seat on the existing market adopts general chassis mostly, the man-machine size relation of back and seat face is not studied, the user is at the in-process of inclining forward or backward, human waist can be kept away from to the seat back, human backbone can lead to producing a great deal of health problem for a long time not to obtain effective support, and people's size, weight are different, in the in-service use process, the big people of weight can feel the restoring force undersize of spring, it is excessive to incline forward or backward easily at the in-process of inclining forward or backward, and the little spring restoring force that can feel of weight is too big, need exert great power to the back at the in-process of inclining forward or backward, produce the influence to the rest effect.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model provides a large-angle tilting damping quick adjustment auxiliary device, which solves the problems that in the prior art, a person with large weight can feel that the restoring force of a spring is too small, the person with large weight can easily tilt excessively in the tilting process, the person with small weight can feel that the restoring force of the spring is too large, and a large force needs to be applied to a backrest in the tilting process, so that the rest effect is influenced.

The technical purpose of the utility model is realized by the following technical scheme:

the utility model provides a wide-angle damping quick adjustment auxiliary device that heels, includes the cushion connecting plate, still includes the tailboard, the middle part of tailboard is rotated and is connected with fixed main shaft, the one end fixedly connected with removal main shaft of tailboard, it is articulated with the cushion connecting plate to remove the main shaft, fixedly connected with air lever fixed plate on the fixed main shaft, be equipped with a plurality of connecting rods on the removal main shaft, the connecting rod articulates there is the slider, still be equipped with on the air lever fixed plate and supply the gliding spout of slider, the one end that the connecting rod was kept away from to the slider is equipped with the round pin axle, the one end sliding connection that the slider was kept away from to the round pin axle has the piece that hinders, it is equipped with vice spring to hinder between piece and the slider, still be equipped with on the air lever fixed plate and be used for inconsistent and carry out spacing stop gear to the round pin axle with hindering the piece.

Through adopting above-mentioned technical scheme, when the tailboard rotated around fixed main shaft, it was rotatory to drive the cushion connecting plate, and the cushion connecting plate inclines backward at rotatory in-process angle, and the slider slides in the spout this moment, and the slider drives round pin axle and hinders piece and move to being close to stop gear, adjusts the damping size through adjusting stop gear and the position relation of hindering the piece.

The utility model is further configured to: the two connecting rods are arranged, the limiting mechanism comprises a stop rod which is rotatably connected to the gas rod fixing plate, two cams are fixedly arranged on the stop rod, a first lug boss and a second lug boss are respectively arranged on the cams, and when the first lug boss on one cam is abutted to the stop block, the first lug boss on the other cam is also abutted to the stop block; when the second lug boss on one cam is abutted against the stop block, the second lug boss on the other cam is not abutted against the stop block.

Through adopting above-mentioned technical scheme, adjust the conflict condition of first bellying or second bellying and the piece that hinders on the cam to adjust the seat and incline and face upward damped size.

The utility model is further configured to: the first lug and the second lug on one cam are 90 degrees, and the first lug and the second lug on the other cam are 180 degrees.

By adopting the technical scheme, when the first lug boss on one cam is abutted against the stop block, the first lug boss on the other cam is also abutted against the stop block; when the second lug boss on one cam is abutted against the stop block, the second lug boss on the other cam is not abutted against the stop block.

Utility model further sets up to: the gas lever fixing plate is fixedly connected with a fixed auxiliary shaft, the fixed auxiliary shaft is connected with a main spring, and one end, far away from the fixed auxiliary shaft, of the main spring is connected with the movable main shaft.

Through adopting above-mentioned technical scheme, increase a main spring to increase the scope of regulation of inclining and facing upward the damping.

The utility model is further configured to: the fixed auxiliary shaft is hinged with a first installation pipe, the movable main shaft is hinged with a second installation pipe, and two ends of the main spring are fixedly connected with the first installation pipe and the second installation pipe respectively.

By adopting the technical scheme, the main spring can be better fixedly connected with the fixed auxiliary shaft and the movable main shaft.

The utility model is further configured to: the handle is fixedly connected to one end of the blocking rod, a plurality of vertical plates are arranged on the handle, and the vertical plates are vertically and horizontally arranged to form a plurality of square grooves.

Through adopting above-mentioned technical scheme, can make the people produce bigger frictional force when holding the handle and rotating.

The utility model is further configured to: and a nut is connected to one end, far away from the sliding block, of the pin shaft through threads and is used for preventing the block from sliding off the pin shaft.

By adopting the technical scheme, when the block moves from the pin shaft to the end far away from the sliding block, the nut can block the block from sliding off.

The utility model is further configured to: a track groove is formed in the side face of the cushion connecting plate, and the fixed auxiliary shaft slides in the track groove.

Through adopting above-mentioned technical scheme, can play limiting displacement to the cushion connecting plate.

Drawings

FIG. 1 is a schematic structural diagram of the present embodiment;

FIG. 2 is a schematic structural diagram of another view angle in the present embodiment;

FIG. 3 is a view of the structure of the air rod fixing plate;

FIG. 4 is a view of the nut position;

FIG. 5 is a side view of the embodiment;

FIG. 6 is a first schematic view of the position relationship between the cam and the stop block;

FIG. 7 is a second schematic view showing the positional relationship between the cam and the stop block;

FIG. 8 is a third schematic view showing the positional relationship between the cam and the stop block;

in the above drawings: 1. fixing the main shaft; 2. a gas rod fixing plate; 3. a tail plate; 4. moving the main shaft; 5. a cushion connecting plate; 6. a track groove; 7. a main spring; 8. a fixed auxiliary shaft; 9. a secondary spring; 10. a pin shaft; 11. a slider; 12. a chute; 13. a connecting rod; 14. a nut; 15. blocking; 16. a cam; 17. a handle; 18. a gear lever; 19. a first boss portion; 20. a second boss portion; 21. a first mounting tube; 22. a second mounting tube.

Detailed Description

The technical solution of the present invention is further explained with reference to the drawings and the embodiments.

Example (b):

a large-angle tilting damping rapid adjustment auxiliary device, which comprises a cushion connecting plate 5 and a tail plate 3 as shown in figures 1-3, the middle part of the tail plate 3 is rotationally connected with a fixed main shaft 1, one end of the tail plate 3 is fixedly connected with a movable main shaft 4, the movable main shaft 4 is hinged with the cushion connecting plate 5, the fixed main shaft 1 is fixedly connected with the air rod fixing plate 2, a plurality of connecting rods 13 are arranged on the movable main shaft 4, the connecting rods 13 are hinged with sliding blocks 11, the gas rod fixing plate 2 is also provided with a sliding chute 12 for the sliding of a sliding block 11, one end of the sliding block 11 far away from a connecting rod 13 is provided with a pin shaft 10, one end of the pin shaft 10 far away from the sliding block 11 is connected with a stop block 15 in a sliding way, an auxiliary spring 9 is arranged between the stop block 15 and the sliding block 11, and the gas rod fixing plate 2 is also provided with a limiting mechanism which is used for abutting against the stop block 15 and limiting the pin shaft 10.

Referring to fig. 2, 6, 7 and 8, the two connecting rods 13 are provided, the limiting mechanism includes a blocking rod 18 rotatably connected to the air rod fixing plate 2, the blocking rod 18 is fixedly provided with two cams 16, the cams 16 are respectively provided with a first protruding portion 19 and a second protruding portion 20, and when the first protruding portion 19 on one cam 16 abuts against the blocking block 15, the first protruding portion 19 on the other cam 16 also abuts against the blocking block 15; when the second projection 20 of one cam 16 abuts against the block 15, the second projection 20 of the other cam 16 does not abut against the block 15. The first boss 19 and the second boss 20 of one cam 16 are 90 ° apart, and the first boss 19 and the second boss 20 of the other cam 16 are 180 ° apart.

Referring to fig. 1 and 2, a fixed auxiliary shaft 8 is fixedly connected to the air lever fixing plate 2, a main spring 7 is connected to the fixed auxiliary shaft 8, and one end of the main spring 7, which is far away from the fixed auxiliary shaft 8, is connected to the movable main shaft 4.

Referring to fig. 6-8, a first mounting tube 21 is hinged on the fixed auxiliary shaft 8, a second mounting tube 22 is hinged on the movable main shaft 4, and two ends of the main spring 7 are respectively fixedly connected with the first mounting tube 21 and the second mounting tube 22.

Referring to fig. 2, a handle 17 is fixedly connected to one end of the blocking rod 18, a plurality of vertical plates are arranged on the handle 17, and the vertical plates are arranged vertically and horizontally to form a plurality of square grooves.

Referring to fig. 4, a nut 14 is screwed on one end of the pin 10 far from the sliding block 11, and the nut 14 is used for preventing the block 15 from sliding off the pin 10.

Referring to fig. 5, the side surface of the cushion connecting plate 5 is provided with a track groove 6, and the fixed auxiliary shaft 8 is arranged in the track groove 6.

When the first lug boss 19 on one cam 16 is abutted against the stop block 15, the first lug boss 19 on the other cam 16 is also abutted against the stop block 15, the tail plate 3 moves to push the slide block 11 to move on the sliding chute 12, the slide block 11 pushes the auxiliary spring 9 to compress, and the pin shaft 10 moves forwards in a hole in the middle of the stop block 15.

When the second projection 20 of one cam 16 abuts against the block 15, the second projection 20 of the other cam 16 does not abut against the block 15. The motion of tailboard 3 promotes slider 11 and moves on spout 12, and slider 11 promotes vice spring 9, round pin axle 10, stops piece 15 and moves forward together.

The rotation of the cams 16 is adjusted by rotating the handle 17, so that the two cams 16 are switched between different states in which both abut against the block 15, one of the cams abuts against the block 15, and both cams do not abut against the block 15.

Finally, the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, and all of them should be covered in the claims of the present invention.

Claims

1. The utility model provides a wide-angle damping quick adjustment auxiliary device that heels, includes cushion connecting plate (5), its characterized in that: also comprises a tail plate (3), the middle part of the tail plate (3) is rotationally connected with a fixed main shaft (1), one end of the tail plate (3) is fixedly connected with a movable main shaft (4), the movable main shaft (4) is hinged with a cushion connecting plate (5), the fixed main shaft (1) is fixedly connected with a gas rod fixing plate (2), the movable main shaft (4) is provided with a plurality of connecting rods (13), the connecting rod (13) is hinged with a sliding block (11), the air rod fixing plate (2) is also provided with a sliding groove (12) for the sliding block (11) to slide, one end of the sliding block (11) far away from the connecting rod (13) is provided with a pin shaft (10), one end of the pin shaft (10) far away from the sliding block (11) is connected with a stop block (15) in a sliding way, an auxiliary spring (9) is arranged between the block (15) and the sliding block (11), and the gas rod fixing plate (2) is also provided with a limiting mechanism which is used for being abutted against the stop block (15) and limiting the pin shaft (10).

2. The wide angle pitch damped fast adjustment assist device of claim 1, wherein: the two connecting rods (13) are arranged, the limiting mechanism comprises a stop rod (18) which is rotatably connected to the air rod fixing plate (2), two cams (16) are fixedly arranged on the stop rod (18), a first boss (19) and a second boss (20) are respectively arranged on the cams (16), and when the first boss (19) on one cam (16) is abutted to the stop block (15), the first boss (19) on the other cam (16) is also abutted to the stop block (15); when the second lug boss (20) on one cam (16) is abutted against the block (15), the second lug boss (20) on the other cam (16) is not abutted against the block (15).

3. A wide angle pitch damped fast adjustment assist device as claimed in claim 2, wherein: the first lug boss (19) and the second lug boss (20) on one cam (16) are 90 degrees, and the first lug boss (19) and the second lug boss (20) on the other cam (16) are 180 degrees.

4. The wide angle pitch damped fast adjustment assist device of claim 1, wherein: the gas lever fixing plate (2) is fixedly connected with a fixed auxiliary shaft (8), the fixed auxiliary shaft (8) is connected with a main spring (7), and one end, far away from the fixed auxiliary shaft (8), of the main spring (7) is connected with the movable main shaft (4).

5. The wide angle pitch damped fast adjustment assist device of claim 4, wherein: the fixed auxiliary shaft (8) is hinged with a first installation pipe (21), the movable main shaft (4) is hinged with a second installation pipe (22), and two ends of the main spring (7) are fixedly connected with the first installation pipe (21) and the second installation pipe (22) respectively.

6. A wide angle pitch damped fast adjustment assist device as claimed in claim 2, wherein: the handle (17) is fixedly connected with one end of the blocking rod (18), a plurality of vertical plates are arranged on the handle (17), and the vertical plates are vertically and horizontally arranged to form a plurality of square grooves.

7. The wide angle pitch damped fast adjustment assist device of claim 1, wherein: and a nut (14) is connected to one end, far away from the sliding block (11), of the pin shaft (10) in a threaded manner, and the nut (14) is used for preventing the block (15) from sliding off the pin shaft (10).

8. The wide angle pitch damped fast adjustment assist device of claim 4, wherein: track groove (6) have been seted up to cushion connecting plate (5) side, fixed countershaft (8) slide in track groove (6).