CN210727253U

CN210727253U - Chair of convenient equipment of swift formula

Info

Publication number: CN210727253U
Application number: CN201920865372.9U
Authority: CN
Inventors: 朱勤儿
Original assignee: Hangzhou Shungang Mould Material Co Ltd
Current assignee: Hangzhou Shungang Mould Material Co Ltd
Priority date: 2019-06-10
Filing date: 2019-06-10
Publication date: 2020-06-12
Anticipated expiration: 2029-06-10

Abstract

The utility model provides a chair of swift formula convenient equipment relates to field of furniture. This chair of convenient equipment of swift formula, including seat and back, the front both sides supporting leg welded fastening of seat has the fixed plate, the four corners bottom and the fixed cup joint of anti-skidding base of seat, the front of seat is located the welding between the supporting leg and has the horizontal pipe, the inside of horizontal pipe is provided with fixed establishment, the second jack has been seted up respectively to the relative one side of inserted bar of back bottom both sides, the positive supporting leg of seat is located the relative position of second jack and has been seted up first jack. This chair of convenient equipment of swift formula through rotating the swivel becket, and the pivot drives rotates the piece and rotates for the connecting rod moves around the back in the horizontal tube is inside mutually, thereby makes the inserted bar pass first jack and get into the second jack, realizes that seat and back are pegged graft fixedly, and global design makes the device dismouting simple, makes things convenient for separately stacking of seat and back.

Description

Chair of convenient equipment of swift formula

Technical Field

The utility model relates to the technical field of furniture, specifically be a chair of convenient equipment of swift formula.

Background

The chair is common furniture and generally comprises a backrest and armrests, and compared with the simple seat function of the stool, the chair brings more comfortable sitting feeling to people; along with the demand of life, the preparation of chair is carried out according to the number to macromeeting and hotel's dining needs, consequently designed a lot of detachable chairs in the market, it is convenient to have the storage, the efficient light advantage of domination is widely adopted, but present detachable chair exists following defect, at first adopt complicated structure to be connected between seat and the back, it is more troublesome when dismantling, the inefficiency of dismantlement, secondly the equipment chair poor stability, take place easily between back and the seat and rock, the travelling comfort is poor, there is certain potential safety hazard, it is not enough to current device, the utility model discloses a chair of convenient equipment of swift formula.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a chair of convenient equipment of swift formula has solved current device and has dismantled the structure complicacy, dismantle inefficiency and poor stability scheduling problem.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a chair of convenient equipment of swift formula, includes seat and back, the positive both sides supporting leg welded fastening of seat has the fixed plate, the four corners bottom of seat cup joints with anti-skidding base is fixed, the front of seat is located the welding between the supporting leg and has the horizontal pipe, the inside of horizontal pipe is provided with fixed establishment, the second jack has been seted up respectively to the relative one side of bolt of back bottom both sides, the positive supporting leg of seat is located the relative position of second jack and has been seted up first jack, the supporting leg inside of seat is provided with the bottom plate.

Preferably, the fixing mechanism comprises a rotating shaft, a rotating part, a moving plate, an arc-shaped groove, a connecting rod, a bolt, a limiting ring, a compression spring and a rotating ring, one end of the rotating shaft vertically penetrates through the middle position of the front surface of the horizontal tube and is connected with a bearing on the inner wall of the horizontal tube, the other end of the rotating shaft is positioned on the front surface of the horizontal tube and is welded and fixed with the center of the rotating ring, the outer surface of the rotating shaft and the inner cavity of the horizontal tube are fixedly sleeved with the rotating part, the connecting rod is respectively arranged on two sides of the rotating part, one end of the connecting rod is fixedly connected with the moving plate, the other end of the connecting rod is fixedly connected with the bolt, the arc-shaped groove is arranged on one side of the moving plate far away from the connecting rod, the limiting ring is fixedly sleeved on the, one end of the compression spring is welded and fixed with the limiting ring, the other end of the compression spring is supported, pushed and welded and fixed with the front face of the seat, and the compression spring is in a compression state.

Preferably, the shape four corners rhombus that rotates the piece, and the four corners all sets up and is circular-arc, and the surface of circular arc and the radian looks adaptation of arc recess.

Preferably, the central axis of the first jack coincides with the central axis of the second jack, the diameter of the first jack is smaller than that of the second jack, and the diameter of the plug pin is smaller than that of the first jack and that of the second jack.

Preferably, the seat and the backrest are both made of square steel pipes through welding.

Preferably, the number of the anti-skid bases is four, and anti-skid texture grooves are formed in the bottoms of the four anti-skid bases.

The utility model provides a chair of convenient equipment of swift formula, its beneficial effect who possesses as follows:

1. this convenient chair of assembling of swift formula through setting up the pivot, rotates the piece, the movable plate, the arc recess, the connecting rod, the bolt, the spacing ring, compression spring and swivel becket, through rotating the swivel becket, the pivot drives and rotates the piece and rotates for the connecting rod moves mutually in the inside back of the body of water flat tube, thereby makes the bolt pass first jack and get into the second jack, realizes that seat and back are pegged graft fixedly, and global design makes the device dismouting simple, makes things convenient for separately stacking of seat and back.

2. This chair of convenient equipment of swift formula, through setting up seat, back and fixed plate, the inclination of fixed plate is the same with the angle of back, and after seat and back were pegged graft, the fixed plate laminated completely with the back, and the fixed plate plays the effect of support to the back, increases overall structure's stability, and the security is higher.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a cross-sectional view of the horizontal tube structure of the present invention;

FIG. 3 is an enlarged view of the point A in FIG. 2 according to the present invention;

fig. 4 is a side view of the structure of the present invention.

In the figure: the anti-skidding chair comprises a chair 1, a backrest 2, a fixing plate 3, an anti-skidding base 4, a horizontal tube 5, a fixing mechanism 6, a rotating shaft 61, a rotating part 62, a moving plate 63, an arc-shaped groove 64, a connecting rod 65, a bolt 66, a limiting ring 67, a compression spring 68, a rotating ring 69, a first jack 7, a second jack 8 and a bottom plate 9.

Detailed Description

The embodiment of the utility model provides a chair convenient to assemble quickly, as shown in fig. 1-4, comprising a seat 1 and a backrest 2, wherein the seat 1 and the backrest 2 are both made by welding square steel pipes, fixed plates 3 are welded and fixed on the supporting legs at the two sides of the front surface of the seat 1, the bottoms of the four corners of the seat 1 are fixedly sleeved with anti-skid bases 4, the number of the anti-skid bases 4 is four, anti-skid texture grooves are arranged at the bottoms of the four anti-skid bases 4, a horizontal pipe 5 is welded on the front surface of the seat 1 and between the supporting legs, a fixing mechanism 6 is arranged inside the horizontal pipe 5, the fixing mechanism 6 comprises a rotating shaft 61, a rotating part 62, a moving plate 63, an arc groove 64, a connecting rod 65, a bolt 66, a limiting ring 67, a compression spring 68 and a rotating ring 69, one end of the rotating shaft 61 vertically passes through the middle, the other end of the rotating shaft 61 is positioned on the front surface of the horizontal tube 5 and is welded and fixed with the center of the rotating ring 69, the outer surface of the rotating shaft 61 is positioned in the inner cavity of the horizontal tube 5 and is fixedly sleeved with the rotating piece 62, the shape of the rotating piece 62 is a four-corner rhombus, the four corners of the rotating piece are all arc-shaped, the outer surface of the arc is matched with the radian of the arc groove 64, two sides of the rotating piece 62 are respectively provided with a connecting rod 65, one end of the connecting rod 65 is fixedly connected with the moving plate 63, the other end of the connecting rod 65 is fixedly connected with the bolt 66, one side of the moving plate 63, which is far away from the connecting rod 65, is provided with the arc groove 64, the outer surface of the connecting rod 65 is fixedly sleeved with the limiting ring 67 at the position close to the first jack 7, the end part of the horizontal tube 5, which is positioned between the limiting ring, and compression spring 68 belongs to the pressure state, second jack 8 has been seted up respectively to the relative one side of inserted bar of back 2 bottom both sides, the axis of first jack 7 and the axis coincidence of second jack 8, the diameter of first jack 7 is less than the diameter of second jack 8, the diameter of bolt 66 is less than the diameter of first jack 7 and second jack 8, seat 1's the positive supporting leg and lie in the relative position of second jack 8 and seted up first jack 7, it rotates to rotate pivot 61 and drive rotation piece 62, make connecting rod 65 move mutually in the inside back of the body of horizontal pipe 5, spacing ring 67 extrudes compression spring 68 when removing, make compression spring 68 save certain elasticity, thereby make bolt 66 pass first jack 7 and get into second jack 8, it is fixed to realize seat 1 and back 2 grafting, seat 1's supporting leg inside is provided with bottom plate 9.

The working principle is as follows: when the device is used, firstly, a bolt 66 at the bottom of a backrest 2 is inserted into a tenon on a seat 1 along the surface of a fixed plate 3, so that the bottom end of the backrest 2 is contacted with a bottom plate 9, a rotating shaft 61 is rotated to drive a rotating piece 62 to rotate, a connecting rod 65 moves back to back in a horizontal tube 5, a limiting ring 67 extrudes a compression spring 68 while moving, so that the compression spring 68 accumulates certain elastic force, the bolt 66 penetrates through a first jack 7 and enters a second jack 8, the seat 1 and the backrest 2 are fixedly connected in an inserting way, after the fixing in the inserting way, the inclination angle of the fixed plate 3 is the same as that of the backrest 2, the fixed plate 3 is completely attached to the backrest 2, the fixed plate 3 plays a supporting role on the backrest 2, the stability of the whole structure is improved, when the backrest is detached after the use is finished, the rotating ring 69 rotates reversely, by virtue of the elastic force of the compression, the connecting rod 65 is relatively moved so that the latch 66 is retracted inside the first insertion hole 7, thereby detaching the seat 1 and the backrest 2 thereof.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A chair of swift formula convenient assembly, includes seat (1) and back (2), its characterized in that: the front both sides supporting leg welded fastening of seat (1) has fixed plate (3), the four corners bottom and the fixed cup joint of antiskid base (4) of seat (1), the front of seat (1) is located the welding between the supporting leg and has horizontal pipe (5), the inside of horizontal pipe (5) is provided with fixed establishment (6), second jack (8) have been seted up respectively to the relative one side of inserted bar of back (2) bottom both sides, the positive supporting leg of seat (1) is located the relative position of second jack (8) and has been seted up first jack (7), the supporting leg inside of seat (1) is provided with bottom plate (9).

2. A quick and easy to assemble chair according to claim 1, wherein: the fixing mechanism (6) comprises a rotating shaft (61), a rotating part (62), a moving plate (63), an arc-shaped groove (64), a connecting rod (65), a bolt (66), a limiting ring (67), a compression spring (68) and a rotating ring (69), wherein one end of the rotating shaft (61) vertically penetrates through the middle position of the front surface of the horizontal tube (5) and is connected with a bearing on the inner wall of the horizontal tube (5), the other end of the rotating shaft (61) is positioned on the front surface of the horizontal tube (5) and is welded and fixed with the center of the rotating ring (69), the outer surface of the rotating shaft (61) is positioned in an inner cavity of the horizontal tube (5) and is fixedly sleeved with the rotating part (62), the two sides of the rotating part (62) are respectively provided with the connecting rod (65), one end of the connecting rod (65) is fixedly connected with the moving plate (63), the other end of the connecting rod (65) is fixedly connected with the bolt (66), the surface of connecting rod (65) and the fixed cover in position that is close to first jack (7) have connect spacing ring (67), the tip of level pipe (5) is located that compression spring (68) have been cup jointed in the activity between spacing ring (67) and first jack (7), the one end and the spacing ring (67) welded fastening of compression spring (68), the other end and seat (1) of compression spring (68) openly support and push away welded fastening, just compression spring (68) belong to the state of compressing tightly.

3. A quick and easy to assemble chair according to claim 2, wherein: the shape four corners of the rotating piece (62) is rhombic, the four corners of the rotating piece are all arc-shaped, and the outer surface of the arc is matched with the radian of the arc-shaped groove (64).

4. A quick and easy to assemble chair according to claim 2, wherein: the axis of first jack (7) and the axis coincidence of second jack (8), the diameter of first jack (7) is less than the diameter of second jack (8), the diameter of bolt (66) is less than the diameter of first jack (7) and second jack (8).

5. A quick and easy to assemble chair according to claim 1, wherein: the seat (1) and the backrest (2) are both made of square steel pipes through welding.

6. A quick and easy to assemble chair according to claim 1, wherein: the number of the anti-skid bases (4) is four, and anti-skid texture grooves are formed in the bottoms of the four anti-skid bases (4).