CN213962546U

CN213962546U - Adjustable elastic tray for swivel chair

Info

Publication number: CN213962546U
Application number: CN202022801219.5U
Authority: CN
Inventors: 黄余成
Original assignee: Zhejiang Taifeng Furniture Co ltd
Current assignee: Zhejiang Taifeng Furniture Co ltd
Priority date: 2020-11-27
Filing date: 2020-11-27
Publication date: 2021-08-17
Anticipated expiration: 2030-11-27

Abstract

The utility model belongs to the technical field of swivel chair trays, and discloses an elasticity-adjustable tray for a swivel chair, which comprises a tray main body, wherein a lug is fixed on the lower surface wall of the tray main body, an adjusting cap is installed on the lug, a butt joint hole is formed on the lower surface wall of the lug and one side of the adjusting cap, the side wall of the tray main body is connected with an adjusting rod, a first connecting column is symmetrically fixed on the upper surface wall of the tray main body, a groove is formed on the upper surface wall of the first connecting column, and a buffer spring is connected at the bottom inside the groove. And then spacing to buffer spring, avoid buffer spring to buckle.

Description

Adjustable elastic tray for swivel chair

Technical Field

The utility model belongs to the technical field of swivel chair tray, concretely relates to swivel chair is with adjustable elastic tray.

Background

The swivel chair is one of computer chair and office chair, and is a chair with a rotatable sitting part, and can be divided into a half swivel chair and a full swivel chair, wherein a swivel chair tray is a part for installing a seat plate when the swivel chair is installed, is also called a swivel chair chassis and is an important part arranged below a swivel chair cushion, and the lifting of the cushion and the inclination angle adjustment of a backrest are completed by the tray.

In chinese patent with patent number CN201520949458.1, a swivel chair tray is disclosed, describe "simple structure in this patent, the processing of being convenient for, through the regulation of adjusting the cap, change reset spring's compression degree, thereby adjust the size of the power of heeling over", but the shock attenuation shock-absorbing capacity of tray is relatively poor in this patent, the travelling comfort that the user sat for a long time is not enough, in addition, traditional tray does not set up the regulation pole of being convenient for to change, the tradition is adjusted the pole and is followed the inside back integrated into one piece that stretches out of tray, it changes after damaging to be not convenient for.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a swivel chair is with adjustable elastic tray to it is relatively poor to provide traditional tray shock attenuation shock-absorbing cushioning property in solving above-mentioned background art, and the user sits the not enough problem of travelling comfort for a long time, and in addition, the tradition is adjusted the pole and is followed the inside back integrated into one piece that stretches out of tray, is not convenient for carry out the problem of changing after its damages.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a swivel chair is with adjustable elastic tray, includes the tray main part, the lower table wall of tray main part is fixed with the lug, install the regulation cap on the lug, the lug just is located one side of adjusting the cap and has seted up the butt joint hole down the table wall, the lateral wall of tray main part is connected with the regulation pole, and the last table wall symmetry of tray main part is fixed with first spliced pole, the last table wall of first spliced pole is seted up flutedly, the inside bottom of recess is connected with buffer spring, buffer spring's top is fixed with the tray, and buffer spring's outward appearance wall symmetric connection has the stopper, the inner wall of recess seted up with stopper assorted spacing groove.

Preferably, the outer end of the adjusting rod is fixed with a second connecting column, a slot is axially formed in the second connecting column, an L-shaped holding rod is inserted into the slot, the outer surface wall of the second connecting column is connected with a fastening screw in a screwing mode, and the end portion of the fastening screw is connected to the inside of the L-shaped holding rod in a screwing mode.

Preferably, the end part of the L-shaped holding rod is connected with a holding block, and the outer surface wall of the holding block is provided with anti-skid grains.

Preferably, the tray main body is provided with mounting lugs integrally formed at four corners of the side wall of the tray main body, and first mounting holes are formed in the outer wall of each mounting lug.

Preferably, second mounting holes are symmetrically formed in two ends of the upper wall of the tray main body, and the second mounting holes are of a circular structure.

Preferably, the position of the upper surface wall of the tray main body, which is opposite to the adjusting cap, is concave inwards to form a concave area, and a bolt is screwed and connected in the concave area.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the utility model discloses a first connecting post, recess and buffer spring are add to the symmetry, utilize buffer spring's flexible can make this tray have better shock attenuation shock-absorbing capacity, can effectively increase the travelling comfort that the user sat for a long time, and wherein, through the cooperation of stopper and spacing groove, when buffer spring is flexible, the stopper can remove along the spacing groove, and then spacing buffer spring, avoids buffer spring to buckle.

(2) The utility model discloses a cooperation such as second spliced pole, slot and L type holding rod for one section that the regulation pole stretches out the tray can be lifted off, has abandoned integrated into one piece's mode, damages when needing to be changed stretching out the section, only needs screw down, then pulls out L type holding rod outward, with L type holding rod follow slot in extract can, lift off change swift convenient, labour saving and time saving.

Drawings

Fig. 1 is a top view of the present invention;

fig. 2 is a bottom view of the present invention;

fig. 3 is a cross-sectional view of a first connecting post of the present invention;

FIG. 4 is a side view of the second connecting post of the present invention;

FIG. 5 is an enlarged view of portion A of FIG. 1;

in the figure: 1. a tray main body; 2. a bump; 3. an adjusting cap; 4. a butt joint hole; 5. adjusting a rod; 6. a first connecting column; 7. a groove; 8. a buffer spring; 9. a support block; 10. a limiting block; 11. a limiting groove; 12. A second connecting column; 13. a slot; 14. an L-shaped holding rod; 15. fastening screws; 16. a holding block; 17. mounting lugs; 18. a first mounting hole; 19. a second mounting hole; 20. a recessed region.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides the following technical solutions: an adjustable elastic tray for a swivel chair comprises a tray main body 1, wherein a convex block 2 is fixed on the lower surface wall of the tray main body 1, an adjusting cap 3 is installed on the convex block 2, a butt joint hole 4 is formed in one side, located on the lower surface wall of the convex block 2, of the adjusting cap 3, the side wall of the tray main body 1 is connected with an adjusting rod 5, first connecting columns 6 are symmetrically fixed on the upper surface wall of the tray main body 1, grooves 7 are formed in the upper surface wall of the first connecting columns 6, the bottom of the inner portions of the grooves 7 is connected with a buffer spring 8, supporting blocks 9 are fixed at the top ends of the buffer springs 8, limiting blocks 10 are symmetrically connected to the outer surface wall of the buffer spring 8, limiting grooves 11 matched with the limiting blocks 10 are formed in the inner wall of the grooves 7, the tray can have good damping and buffering performance by utilizing the expansion of the buffer springs 8 in the grooves 7, the comfort of a user for sitting for a long time can be effectively increased, wherein when the buffer springs 8 are expanded, the limiting block 10 can move along the limiting groove 11 to limit the buffer spring 8 and prevent the buffer spring from bending.

Further, the outer end of adjusting pole 5 is fixed with second spliced pole 12, slot 13 has been seted up to the axial of second spliced pole 12, the inside of slot 13 is inserted and is equipped with L type holding rod 14, the outward appearance wall of second spliced pole 12 closes soon and is connected with fastening screw 15, fastening screw 15's tip closes soon and is connected to the inside of L type holding rod 14, when adjusting pole 5 and stretching out one section damage of tray and need changing, only need screw 15 down soon, then pull out L type holding rod 14 outward, with L type holding rod 14 follow slot 13 in extract can, it is swift convenient to lift the change, time saving and labor saving.

Furthermore, the end of the L-shaped holding rod 14 is connected with a holding block 16, the outer wall of the holding block 16 is provided with anti-slip patterns, and the L-shaped holding rod 14 is pulled through the holding block 16 provided with the anti-slip patterns, so that the L-shaped holding rod is convenient and practical.

Further, four corner positions of the lateral wall of the tray main body 1 are integrally formed with mounting lugs 17, first mounting holes 18 are formed in the outer wall of the mounting lugs 17, second mounting holes 19 are symmetrically formed in two ends of the upper wall of the tray main body 1, the second mounting holes 19 are of a circular structure, and the seat plate can be effectively and stably fixed on the tray main body 1 through the first mounting holes 18 and the second mounting holes 19, so that the seat plate is firm and reliable.

Further, the upper surface wall of the tray main body 1 is concave towards the position of the adjusting cap 3 to form a concave area 20, the inside of the concave area 20 is screwed with a bolt, the concave area 20 provides a space for installing the bolt, and the bolt is prevented from protruding excessively.

The utility model discloses a theory of operation and use flow: the utility model discloses a when using, can effectively fix the seat on tray main part 1 through first mounting hole 18 and second mounting hole 19, utilize buffer spring 8's flexible can make this tray have better shock attenuation shock-absorbing capacity in recess 7, can effectively increase the travelling comfort that the user sat for a long time, wherein, when buffer spring 8 stretches out and draws back, stopper 10 can remove along spacing groove 11, and then spacing to buffer spring 8, avoid it to buckle, furthermore, when one section damage that stretches out the tray at regulation pole 5 needs to be changed, only need screw down fastening screw 15, then pull out L type holding rod 14 outward, with L type holding rod 14 extract in the slot 13 of seting up from second spliced pole 12 can, lift off and change swift convenience.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a swivel chair is with adjustable elastic tray which characterized in that: including tray main part (1), the lower table wall of tray main part (1) is fixed with lug (2), install on lug (2) and adjust cap (3), lug (2) lower table wall just is located one side of adjusting cap (3) and has seted up butt joint hole (4), the lateral wall of tray main part (1) is connected with adjusts pole (5), and the last table wall symmetry of tray main part (1) is fixed with first spliced pole (6), the last table wall of first spliced pole (6) is seted up flutedly (7), the inside bottom of recess (7) is connected with buffer spring (8), the top of buffer spring (8) is fixed with tray (9), and the outward appearance wall symmetric connection of buffer spring (8) has stopper (10), the inner wall of recess (7) seted up with stopper (10) assorted spacing groove (11).

2. An adjustable resilient tray for a swivel chair as claimed in claim 1, wherein: the outer end of adjusting pole (5) is fixed with second spliced pole (12), slot (13) have been seted up to the axial of second spliced pole (12), the inside of slot (13) is inserted and is equipped with L type holding rod (14), the outward appearance wall of second spliced pole (12) closes soon and is connected with fastening screw (15), the tip of fastening screw (15) closes soon and is connected to the inside of L type holding rod (14).

3. An adjustable resilient tray for a swivel chair as claimed in claim 2, wherein: the end part of the L-shaped holding rod (14) is connected with a holding block (16), and the outer wall of the holding block (16) is provided with anti-skid grains.

4. An adjustable resilient tray for a swivel chair as claimed in claim 1, wherein: four corner positions of the side wall of the tray main body (1) are integrally formed with mounting lugs (17), and first mounting holes (18) are formed in the outer wall of each mounting lug (17).

5. An adjustable resilient tray for a swivel chair as claimed in claim 1, wherein: second mounting holes (19) are symmetrically formed in two ends of the upper wall of the tray main body (1), and the second mounting holes (19) are of a circular structure.

6. An adjustable resilient tray for a swivel chair as claimed in claim 1, wherein: the tray is characterized in that the upper surface wall of the tray main body (1) is recessed towards the position of the adjusting cap (3) to form a recessed area (20), and a bolt is screwed in the recessed area (20).