CN210300259U

CN210300259U - High folding office chair of security

Info

Publication number: CN210300259U
Application number: CN201920913103.5U
Authority: CN
Inventors: 李爱军
Original assignee: Tianjin Jinsheng Hengda Furniture Co Ltd
Current assignee: Tianjin Jinsheng Hengda Furniture Co Ltd
Priority date: 2019-06-17
Filing date: 2019-06-17
Publication date: 2020-04-14
Anticipated expiration: 2029-06-17

Abstract

The utility model discloses a high folding office chair of security, including first supporting leg, second supporting leg and seat support, the top that connecting piece and second supporting leg are passed through at the back of first supporting leg is articulated, one side fixedly connected with fixed block of first supporting leg, and one side of fixed block inner wall has seted up the draw-in groove, the top swing joint of draw-in groove inner wall has the telescopic link, the one end swing joint that the draw-in groove inner wall was kept away from to the telescopic link has the shell, the utility model relates to a folding office chair technical field. This folding office chair of security height, one side fixedly connected with fixed block through first supporting leg has improved folding office chair's stability and security, easy operation, and it is more convenient to use, and the official working personnel do not worry too big in the activity when using, and one side rotation through the second supporting leg is connected with the connecting rod, when having improved stability, does not influence folding function, and folding office chair's travelling comfort is higher.

Description

High folding office chair of security

Technical Field

The utility model relates to a folding office chair technical field specifically is a high folding office chair of security.

Background

The office chair refers to various chairs which are equipped for working convenience in daily work and social activities, office partners divide the office chair into a narrow meaning and a broad meaning, the narrow office chair refers to a backrest chair on which a person sits when working on a desktop in a sitting posture state, the broad sense office chair refers to all chairs used in offices, including executive chairs, middle class chairs, guest chairs, employee chairs, conference chairs, visitor chairs, training chairs and the like, and the folding chair, the chair with the light and foldable functions is convenient to move and saves space, is originally used for military purposes, is commonly used in various training institutions, schools at all levels, public places, hospitals, restaurants, hotels, companies, families and the like, and can be divided into the following parts in terms of material composition: genuine leather office chair, PU leather office chair, cloth cover office chair, mesh cloth office chair and plastics office chair etc..

In the use process of the folding office chair, because the supporting legs of the folding office chair can be movably folded, people sit on the office chair, when the movement of the folding office chair is large, the front and the rear supporting legs easily move relatively and are folded together, office staff can fall down carelessly, the stability is poor, and the use is unsafe.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a high folding office chair of security, when the activity of having solved folding office chair is great, the easy relative movement of front and back supporting leg, fold together, the official working personnel can fall down carelessly, and stability is relatively poor, uses unsafe problem.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a folding office chair with high safety, which comprises a first supporting leg, a second supporting leg, a chair seat and a chair back, the back of the first supporting leg is hinged with the top of the second supporting leg through a connecting piece, one side of the first supporting leg is fixedly connected with a fixing block, and one side of the inner wall of the fixed block is provided with a clamping groove, the top of the inner wall of the clamping groove is movably connected with a telescopic rod, one end of the telescopic rod far away from the inner wall of the clamping groove is movably connected with a shell, and the bottom of the inner wall of the shell is fixedly connected with a spring, both sides of the inner wall of the shell are fixedly connected with rails, a stop block is connected between the opposite sides of the two rails in a sliding way, and the bottom of dog and the one end fixed connection that the shell inner wall was kept away from to the spring, the one end that the telescopic link is close to the shell runs through the shell and extends to the inside of shell, the telescopic link extends to the inside one end of shell and the top fixed connection of dog.

Preferably, threaded holes are formed in the surface of the telescopic rod, one side of the second supporting leg is rotatably connected with a connecting rod, and one end, far away from the second supporting leg, of the connecting rod is rotatably connected with a sliding block.

Preferably, one side fixedly connected with slide rail that first supporting leg is close to the second supporting leg, the one side that the connecting rod was kept away from to the slider is kept away from one side sliding connection of first supporting leg with the slide rail.

Preferably, one side fixedly connected with connecting block of connecting rod, and the top of connecting block and the shell are kept away from one side of telescopic link and are rotated and be connected.

Preferably, the surface of the outer shell is in threaded connection with an adjusting bolt matched with the threaded hole, and one end of the adjusting bolt, which is close to the outer shell, sequentially penetrates through the outer shell and the telescopic rod and extends into the telescopic rod.

Preferably, the fixed rod is fixedly connected between the opposite sides of the bottoms of the inner walls of the first supporting legs, the cushion is fixedly connected to the top of the seat, and the supporting rod is hinged between one side of the first supporting legs and one side of the second supporting legs.

Advantageous effects

The utility model provides a high folding office chair of security. Compared with the prior art, the method has the following beneficial effects:

(1) the folding office chair with high safety is characterized in that a fixed block is fixedly connected to one side of a first supporting leg, a clamping groove is formed in one side of the inner wall of the fixed block, a telescopic rod is movably connected to the top of the inner wall of the clamping groove, one end, far away from the inner wall of the clamping groove, of the telescopic rod is movably connected with a shell, a spring is fixedly connected to the bottom of the inner wall of the shell, tracks are fixedly connected to two sides of the inner wall of the shell, a stop block is slidably connected between the two opposite sides of the two tracks, the bottom of the stop block is fixedly connected with one end, far away from the inner wall of the shell, of the spring, one end, close to the shell, of the telescopic rod penetrates through the shell and extends into the shell, one end, extending into the shell, is fixedly connected with the top, the operation is simple, the use is more convenient, and office staff do not need to worry about overlarge movement when in use.

(2) This folding office chair of security height, one side through the second supporting leg is rotated and is connected with the connecting rod, and the one end that the second supporting leg was kept away from to the connecting rod is rotated and is connected with the slider, one side fixedly connected with slide rail that first supporting leg is close to the second supporting leg is kept away from to first supporting leg, one side that the connecting rod was kept away from to the slider is kept away from one side of first supporting leg with the slide rail sliding connection, the top fixedly connected with cushion of seat support, when having improved stability, do not influence folding function, and the travelling comfort of folding office chair is higher.

Drawings

FIG. 1 is a perspective view of the structure of the present invention;

FIG. 2 is a side view of the first and second support leg structures of the present invention;

fig. 3 is a sectional view of the fixing block structure of the present invention;

fig. 4 is a sectional view of the housing structure of the present invention.

In the figure: 1 first supporting leg, 2 second supporting legs, 3 seats, 4 fixed blocks, 5 draw-in grooves, 6 telescopic links, 7 shells, 8 springs, 9 tracks, 10 check blocks, 11 threaded holes, 12 connecting rods, 13 sliders, 14 slide rails, 15 connecting blocks, 16 adjusting bolts, 17 fixed rods, 18 cushions, 19 supporting rods and 20 seat backs.

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. 1-4, the present invention provides a technical solution: a folding office chair with high safety comprises a first supporting leg 1, a second supporting leg 2, a chair seat 3 and a chair back 20, wherein a fixed rod 17 is fixedly connected between opposite sides of the bottom of the inner wall of the first supporting leg 1, the fixed rod 17 is also arranged between opposite sides of the two second supporting legs 2, a cushion 18 is fixedly connected to the top of the chair seat 3, the comfort of the folding office chair is higher through the arrangement of the cushion 18, a supporting rod 19 is hinged between one side of the first supporting leg 1 and one side of the second supporting leg 2, a sliding rail 14 is fixedly connected to one side of the first supporting leg 1 close to the second supporting leg 2, one side of a sliding block 13 far away from a connecting rod 12 is in sliding connection with one side of the sliding rail 14 far away from the first supporting leg 1, the back of the first supporting leg 1 is hinged with the top of the second supporting leg 2 through a connecting piece, and a fixed, and one side of the inner wall of the fixed block 4 is provided with a clamping groove 5, the clamping groove 5 is matched with a telescopic rod 6, the top of the inner wall of the clamping groove 5 is movably connected with the telescopic rod 6, the distance between the first supporting leg 1 and the second supporting leg 2 is convenient to fix through the arrangement of the shell 7, the telescopic rod 6, the spring 8, the stop block 10, the adjusting bolt 16, the fixed block 4 and the clamping groove 5, the surface of the telescopic rod 6 is provided with a plurality of threaded holes 11, the number of the threaded holes 11 is uniformly distributed on the surface of the telescopic rod 6, one side of the second supporting leg 2 is rotatably connected with a connecting rod 12, one side of the connecting rod 12 is fixedly connected with a connecting block 15, the top of the connecting block 15 is rotatably connected with one side of the shell 7 away from the telescopic rod 6, one end of the connecting rod 12 away from the second supporting leg 2 is rotatably connected with a sliding block 13, one end, one end of the adjusting bolt 16 close to the shell 7 sequentially penetrates through the shell 7 and the telescopic rod 6 and extends to the inside of the telescopic rod 6, the bottom fixedly connected with spring 8 on the inner wall of the shell 7 can be replaced after the spring 8 is used for a long time, the elasticity is ensured, the two sides of the inner wall of the shell 7 are respectively fixedly connected with the tracks 9, the stop block 10 is slidably connected between one sides of the two tracks 9, the bottom of the stop block 10 and the spring 8 are far away from one end fixed connection on the inner wall of the shell 7, one end of the telescopic rod 6 close to the shell 7 penetrates through the shell 7 and extends to the inside of the shell 7, and the telescopic rod 6 extends to one end inside the shell.

During the use, open first supporting leg 1 and second supporting leg 2, slider 13 is the lapse on slide rail 14 simultaneously, drive connecting rod 12 downstream, then rotate shell 7, adjust the angle between telescopic link 6 and the fixed block 4, then rotatory adjusting bolt 16, turn out telescopic link 6 to adjusting bolt 16, 6 outside stimulations of telescopic link, extension spring 8, make the one end of telescopic link 6 get into in the draw-in groove 5 of fixed block 4, again 16 rotatory threaded hole 11 corresponding to telescopic link 6 into adjusting bolt, fix the length of telescopic link 6, thereby fixing connecting rod 12, the stability between first supporting leg 1 and the second supporting leg 2 has been increased.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 high folding office chair of security, includes first supporting leg (1), second supporting leg (2), seat support (3) and back of the chair (20), the top that the connecting piece was passed through with second supporting leg (2) in the back of first supporting leg (1) is articulated, its characterized in that: one side of the first supporting leg (1) is fixedly connected with a fixed block (4), one side of the inner wall of the fixed block (4) is provided with a clamping groove (5), the top of the inner wall of the clamping groove (5) is movably connected with a telescopic rod (6), one end of the telescopic rod (6) far away from the inner wall of the clamping groove (5) is movably connected with a shell (7), a spring (8) is fixedly connected with the bottom of the inner wall of the shell (7), two sides of the inner wall of the shell (7) are fixedly connected with rails (9), a stop block (10) is connected between the opposite sides of the two rails (9) in a sliding way, the bottom of the stop block (10) is fixedly connected with one end of the spring (8) far away from the inner wall of the shell (7), one end of the telescopic rod (6) close to the shell (7) penetrates through the shell (7) and extends into the shell (7), one end of the telescopic rod (6) extending into the shell (7) is fixedly connected with the top of the stop block (10).

2. A folding office chair with high safety as claimed in claim 1, wherein: threaded hole (11) are seted up on the surface of telescopic link (6), one side of second supporting leg (2) is rotated and is connected with connecting rod (12), and the one end that second supporting leg (2) were kept away from in connecting rod (12) is rotated and is connected with slider (13).

3. A folding office chair with high safety as claimed in claim 2, wherein: one side fixedly connected with slide rail (14) that first supporting leg (1) is close to second supporting leg (2), one side that connecting rod (12) were kept away from in slider (13) and one side sliding connection that first supporting leg (1) was kept away from in slide rail (14).

4. A folding office chair with high safety as claimed in claim 2, wherein: one side fixedly connected with connecting block (15) of connecting rod (12), and the top of connecting block (15) is connected with shell (7) and is kept away from the rotation of one side of telescopic link (6).

5. A folding office chair with high safety as claimed in claim 2, wherein: the surface threaded connection of shell (7) has adjusting bolt (16) with screw hole (11) looks adaptation, adjusting bolt (16) are close to the one end of shell (7) and run through shell (7) and telescopic link (6) in proper order and extend to the inside of telescopic link (6).

6. A folding office chair with high safety as claimed in claim 1, wherein: fixedly connected with dead lever (17) between the relative one side in first supporting leg (1) inner wall bottom, top fixedly connected with cushion (18) of seat support (3), it has bracing piece (19) to articulate between one side of first supporting leg (1) and one side of second supporting leg (2).