CN218978423U

CN218978423U - Non-rotary seat back with translation structure

Info

Publication number: CN218978423U
Application number: CN202223402818.5U
Authority: CN
Inventors: 谢建英
Original assignee: Suzhou Biaotu Senior Seat Co ltd
Current assignee: Suzhou Biaotu Senior Seat Co ltd
Priority date: 2022-12-19
Filing date: 2022-12-19
Publication date: 2023-05-09
Anticipated expiration: 2032-12-19

Abstract

The utility model relates to the technical field of seats and discloses a non-rotary type seat back with a translation structure, which solves the problems that the sizes of the existing seat backs are fixed, but the sizes of people are different, when people sit on the seat backs which are unsuitable, the people are uncomfortable to replace, so that different types of seat backs are required to be prepared in public places, the space is occupied very, the non-rotary type seat back with the translation structure comprises a seat surface, a backrest and sofa cushion, a centering mechanism is arranged below the seat surface, and reset mechanisms and centering mechanisms are arranged inside two sides of the centering mechanism, so that one seat back can adapt to people with different sizes, and the problem that the space is occupied very much when the different types of seat backs are required to be prepared is solved.

Description

Non-rotary seat back with translation structure

Technical Field

The utility model relates to the technical field of seats, in particular to a non-rotary seat back with a translation structure.

Background

The seat backrest is a daily article which is frequently used by people in daily life, and has the main advantages that the seat backrest can be used for sitting on and leaning against when people are tired, so that the purpose of resting is achieved.

The existing seat backs are fixed in size, but the sizes of people are different, so that people feel uncomfortable when sitting on the improper seat backs, and the people need to change the seat backs, so that different types of seat backs are needed to be prepared in public places, and the people occupy a very large space.

Disclosure of Invention

The utility model aims to provide a non-rotary seat back with a translation structure, which adopts the device to work, so that the problems that the sizes of the existing seat backs are fixed, but the sizes of people are different, people feel uncomfortable when sitting on the improper seat backs, and the people need to change the seat backs, so that different types of seat backs need to be prepared in public places, and the space is occupied very much are solved.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the non-rotary seat backrest with the translation structure comprises a seat surface, a backrest and a sofa cushion, wherein a centering mechanism is arranged below the seat surface, reset mechanisms are arranged inside two sides of the centering mechanism, the centering mechanism is used for adjusting the sitting area of the seat, and the reset mechanisms are used for resetting the sofa cushion;

the centering mechanism comprises an expansion mechanism, a limiting mechanism is arranged below the expansion mechanism, the reset mechanism comprises an elastic mechanism, a sliding mechanism is arranged on the left side of the elastic mechanism, the expansion mechanism is used for enlarging or reducing the sitting area of the seat, the limiting mechanism is used for fixing the sitting area of the seat after the expansion mechanism is changed, the elastic mechanism is used for retracting a sofa cushion after the sitting area of the seat is reduced, and the sliding mechanism is used for moving the sofa cushion according to a track when moving and does not deviate.

Preferably, the expansion mechanism comprises a first hole arranged in the seat surface, handrails are arranged in the first hole, the handrails are bilaterally symmetrical relative to the central axis of the seat surface, two handrails are arranged below the handrails, a first connecting rod is arranged below the handrails, a second hole is arranged below the first hole, a push plate is arranged below the middle of the seat surface, and a third hole is arranged in the push plate.

Preferably, the widths of the second hole and the third hole are consistent with the width of the first connecting rod, and the central axes of the second holes at the two ends are on the same horizontal line, so that the first connecting rod cannot shake when moving in the second hole and the third hole, and the pushing plate is pushed to drive the first connecting rod to move towards the middle or two sides.

Preferably, the stop gear is including setting up the support frame in the face below outside, the inside fourth hole that is provided with of front side of support frame, the inside in fourth hole is provided with the rotary rod, the rear outside of rotary rod is provided with first push rod, the rear end ring shape sliding connection of rotary rod has the second push rod, the inside of second push rod is provided with first recess, the inside of first recess is provided with the cardboard, the centre outside of cardboard is provided with first spring, the below of first spring is provided with first backup pad, the inside of first backup pad is provided with the fifth hole, the below of first backup pad is provided with the second backup pad.

Preferably, the width of the first groove is consistent with the width of the clamping plate, and the first grooves are distributed in the second push rod at equal intervals, so that the clamping plate can move into the first groove to limit the second push rod.

Preferably, the elastic mechanism comprises a second groove arranged in the handrail, a second spring is arranged in the second groove, and a second connecting rod is arranged above the second spring.

Preferably, the sliding mechanism comprises a rubber belt arranged below the sofa cushion, a fixing plate is arranged on the left side of the rubber belt, and a sliding groove is formed in the fixing plate.

Preferably, the width of the sliding groove is consistent with the width of the lower part of the rubber belt, and the rubber belt is fixedly connected with the sofa cushion, so that the rubber belt cannot shake when sliding in the sliding groove.

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

1. according to the non-rotary seat back with the translation structure, the centering mechanism and the reset mechanism are arranged, so that the sitting area of the seat back can be changed when the centering mechanism is pushed to move, and the sofa cushion can be adjusted when the elastic mechanism is pushed to move, so that one seat back can adapt to people with different sizes, and the problem that different types of seat backs need to be prepared to occupy very much space is solved.

Drawings

FIG. 1 is a schematic view of the left-hand cross-section structure of the present utility model;

FIG. 2 is a schematic view of the main section structure of the present utility model;

FIG. 3 is a schematic left-hand structural view of the centering mechanism of the present utility model;

FIG. 4 is a schematic view of the bottom view of the expansion mechanism of the present utility model;

FIG. 5 is a schematic top view of the present utility model;

FIG. 6 is a schematic view of the structure of FIG. 1A according to the present utility model;

FIG. 7 is a schematic view of the structure of FIG. 1B according to the present utility model;

FIG. 8 is a schematic view of the structure of FIG. 2C according to the present utility model;

FIG. 9 is a schematic top view of a sliding mechanism according to the present utility model;

FIG. 10 is a schematic diagram of a front view of a reset mechanism according to the present utility model;

fig. 11 is a schematic rear view of a first pushrod according to the present utility model.

In the figure: 1. a seat surface; 2. a backrest; 3. a sofa cushion; 4. a centering mechanism; 5. a reset mechanism; 41. an expansion mechanism; 42. a limiting mechanism; 51. an elastic mechanism; 52. a sliding mechanism; 4101. a first hole; 4102. an armrest; 4103. a first connecting rod; 4104. a second hole; 4105. a push plate; 4106. a third hole; 4201. a support frame; 4202. a fourth hole; 4203. a rotating rod; 4204. a first push rod; 4205. a second push rod; 4206. a first groove; 4207. a clamping plate; 4208. a first spring; 4209. a first support plate; 4210. a fifth hole; 4211. a second support plate; 5101. a second groove; 5102. a second spring; 5103. a second connecting rod; 5201. a rubber belt; 5202. a fixing plate; 5203. and a sliding groove.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-11, the present utility model provides the following technical solutions: the non-rotary seat backrest with the translation structure comprises a seat surface 1, a backrest 2 and a sofa cushion 3, wherein a centering mechanism 4 is arranged below the seat surface 1, reset mechanisms 5 are arranged inside two sides of the centering mechanism 4, the centering mechanism 4 is used for adjusting the sitting area of the seat, and the reset mechanisms 5 are used for resetting the sofa cushion 3; the centering mechanism 4 comprises an expansion mechanism 41, a limiting mechanism 42 is arranged below the expansion mechanism 41, the reset mechanism 5 comprises an elastic mechanism 51, a sliding mechanism 52 is arranged on the left side of the elastic mechanism 51, the expansion mechanism 41 is used for enlarging or reducing the sitting area of the seat, the limiting mechanism 42 is used for fixing the sitting area of the seat after the expansion mechanism 41 is changed, the elastic mechanism 51 is used for retracting the sofa cushion 3 after the sitting area of the seat is reduced, and the sliding mechanism 52 is used for moving according to the track when the sofa cushion 3 moves, so that the sofa cushion does not deviate.

The expansion mechanism 41 includes a first hole 4101 disposed inside the seat surface 1, a handrail 4102 is disposed inside the first hole 4101, the handrail 4102 is bilaterally symmetrical about a central axis of the seat surface 1, two connecting rods 4103 are disposed below the handrail 4102, a second hole 4104 is disposed below the first hole 4101, a pushing plate 4105 is disposed below the middle of the seat surface 1, and a third hole 4106 is disposed inside the pushing plate 4105.

The widths of the second hole 4104 and the third hole 4106 are consistent with the width of the first connecting rod 4103, and the central axes of the second holes 4104 at the two ends are on the same horizontal line, so that the first connecting rod 4103 can not shake when the second hole 4104 and the third hole 4106 move inside, and the pushing plate 4105 can drive the first connecting rod 4103 to move towards the middle or two sides.

The limiting mechanism 42 comprises a supporting frame 4201 arranged on the outer side below the seat surface 1, a fourth hole 4202 is formed in the front side of the supporting frame 4201, a rotary rod 4203 is arranged in the fourth hole 4202, a first push rod 4204 is arranged on the outer rear side of the rotary rod 4203, a second push rod 4205 is connected to the rear end of the rotary rod 4203 in a ring-shaped sliding mode, a first groove 4206 is formed in the second push rod 4205, a clamping plate 4207 is arranged in the first groove 4206, a first spring 4208 is arranged on the outer middle side of the clamping plate 4207, a first supporting plate 4209 is arranged below the first spring 4208, a fifth hole 4210 is formed in the first supporting plate 4209, and a second supporting plate 4211 is arranged below the first supporting plate 4209.

The width of the first grooves 4206 is consistent with the width of the card 4207, and the first grooves 4206 are equally spaced inside the second grooves 4205, such that the card 4207 can move inside the first grooves 4206 to limit the second grooves 4205.

The elastic mechanism 51 comprises a second groove 5101 arranged in the armrest 4102, a second spring 5102 is arranged in the second groove 5101, a second connecting rod 5103 is arranged above the second spring 5102, the sliding mechanism 52 comprises a rubber belt 5201 arranged below the sofa cushion 3, a fixing plate 5202 is arranged on the left side of the rubber belt 5201, and a sliding groove 5203 is arranged in the fixing plate 5202.

The width of spout 5203 is unanimous with the below width of rubber area 5201, and the rubber area 5201 is fixed connection with the connected mode of sofa pad 3 for rubber area 5201 can not take place to rock when the inside of spout 5203 slides.

The first push rod 4204 is driven by rotating the rotary rod 4203, because the length of the first push rod 4204 is greater than the distance between the second support plate 4211 and the first support plate 4209 in the natural state, the second support plate 4211 is pushed to move downwards, the clamping plate 4207 is driven to move downwards, the clamping plate 4207 moves out of the first groove 4206, so that the second push rod 4205 can move forwards and backwards, the first push rod 4204 is pushed to drive the second push rod 4205 to move forwards and backwards, the push plate 4105 is driven to move forwards and backwards, the first connecting rod 4103 can move towards the middle or two sides along the track of the second hole 4104 and the third hole 6, the armrest 4102 is driven to move towards the middle or two sides, the seating area is changed, when the armrest 4104102 moves, the width of the sliding groove 5203 is consistent with the width below the rubber belt 5201, the connection mode of the rubber belt 5201 and the sofa cushion 3 is fixedly connected, the second connecting rod 3 and the rubber belt 1 is fixedly connected, the armrest cushion 4102 is enabled to move towards the two sides, the two sides of the sofa cushion 5203 can not move towards the middle, and the seat cushion can not be applied to the two sides of the sofa cushion 5203, and the seat cushion can move downwards, the two sides of the sofa cushion can not be required to move towards the middle, and the two sides of the seat cushion can move up, and the seat cushion can not be moved towards the two sides, and the two sides of the seat cushion can not be required to move down.

It is noted that relational terms such as first and second, and the like are 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. Moreover, 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 utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a non-rotary type seat back with translation structure, includes seat face (1), back (2) and sofa pad (3), its characterized in that: a centering mechanism (4) is arranged below the seat surface (1), reset mechanisms (5) are arranged inside two sides of the centering mechanism (4), the centering mechanism (4) is used for adjusting the sitting area of the seat, and the reset mechanisms (5) are used for resetting the sofa cushion (3);

centering mechanism (4) are including expansion mechanism (41), and the below of expansion mechanism (41) is provided with stop gear (42), canceling release mechanical system (5) are including elastic mechanism (51), and the left side of elastic mechanism (51) is provided with slide mechanism (52), expansion mechanism (41) are used for carrying out the biggest or diminishing with the sitting area of seat, stop gear (42) are used for accomplishing the sitting area of seat with expansion mechanism (41) change and fix, elastic mechanism (51) are used for can retrieving sofa cushion (3) after the sitting area of seat diminishes, slide mechanism (52) are used for sofa cushion (3) to move according to the track when moving, can not take place the skew.

2. A non-rotating seat back with translating structure according to claim 1 wherein: the expansion mechanism (41) comprises a first hole (4101) arranged in the seat surface (1), a handrail (4102) is arranged in the first hole (4101), the handrail (4102) is bilaterally symmetrical relative to the central axis of the seat surface (1), two connecting rods (4103) are arranged below the handrail (4102), a second hole (4104) is arranged below the first hole (4101), a push plate (4105) is arranged below the middle of the seat surface (1), and a third hole (4106) is arranged inside the push plate (4105).

3. A non-rotating seat back having a translating structure according to claim 2 wherein: the widths of the second holes (4104) and the third holes (4106) are consistent with the width of the first connecting rod (4103), and the central axes of the second holes (4104) at the two ends are on the same horizontal line, so that the first connecting rod (4103) cannot shake when the interiors of the second holes (4104) and the third holes (4106) move, and the pushing plate (4105) can drive the first connecting rod (4103) to move towards the middle or two sides.

4. A non-rotating seat back with translating structure according to claim 1 wherein: the limiting mechanism (42) comprises a supporting frame (4201) arranged on the outer side of the lower portion of the seat surface (1), a fourth hole (4202) is formed in the front side of the supporting frame (4201), a rotary rod (4203) is arranged in the fourth hole (4202), a first push rod (4204) is arranged on the outer side of the rear portion of the rotary rod (4203), a second push rod (4205) is connected with the rear end ring of the rotary rod (4203) in a sliding mode, a first groove (4206) is formed in the second push rod (4205), a clamping plate (4207) is arranged in the first groove (4206), a first spring (4208) is arranged on the outer side of the middle of the clamping plate (4207), a first supporting plate (4209) is arranged below the first spring (4208), a fifth hole (4210) is formed in the inner portion of the first supporting plate (4209), and a second supporting plate (4211) is arranged below the first supporting plate (4209).

5. A non-rotating seat back having a translating structure according to claim 4 wherein: the width of the first groove (4206) is consistent with the width of the card board (4207), and the first grooves (4206) are equidistantly distributed in the second push rod (4205), so that the card board (4207) can move into the first groove (4206) to limit the second push rod (4205).

6. A non-rotating seat back with translating structure according to claim 1 wherein: the elastic mechanism (51) comprises a second groove (5101) arranged in the armrest (4102), a second spring (5102) is arranged in the second groove (5101), and a second connecting rod (5103) is arranged above the second spring (5102).

7. A non-rotating seat back with translating structure according to claim 1 wherein: the sliding mechanism (52) comprises a rubber belt (5201) arranged below the sofa cushion (3), a fixing plate (5202) is arranged on the left side of the rubber belt (5201), and a sliding groove (5203) is formed in the fixing plate (5202).

8. A non-rotating seat back having a translating structure according to claim 7 wherein: the width of spout (5203) is unanimous with the below width of rubber tape (5201), and the connected mode of rubber tape (5201) and sofa pad (3) is fixed connection for rubber tape (5201) can not take place to rock when the inside of spout (5203) slides.