CN217374261U - Backrest for automobile seat convenient to adjust - Google Patents

Abstract

The utility model discloses a back for car seat convenient to adjust, including seat body, connecting rod and headrest, the connecting rod sets up at seat body top, and headrest swing joint has seted up the adjustment tank in the top of connecting rod, the bottom of headrest, and the adjustment tank is trapezoidal setting, and the equal fixedly connected with in both sides of adjustment tank inner wall adjusts the pole, adjusts the inboard top swing joint with the connecting rod of pole, and the spread groove has been seted up in the outside at connecting rod top, and the spread groove is the setting of T type. The utility model discloses a set up connection piece and spread groove cooperation regulation pole and adjustment tank and adjust the work to the headrest, solved current car seat and carrying out angle modulation work at the headrest to the back top that can not be better in leaning against accommodation process, the back is adjusted the back headrest and can not be better satisfy user's position of sitting or the demand of lying, has reduced car seat's travelling comfort and the problem of flexibility, has possessed the advantage of leaning against the headrest and adjusting.

Description

Backrest for automobile seat convenient to adjust

Technical Field

The utility model relates to a car seat technical field specifically is a back for car seat convenient to adjust.

Background

The automobile seat can be divided into a split seat and a bench seat according to the shape; the functions can be divided into fixed type, detachable type and adjustable type; the number of people can be divided into single, double and multi-person chairs according to the number of the people sitting on the chair. From the earliest fixed seats, to multifunctional power-adjustable seats, there are air cushion seats, power seats, stereo seats, mental recovery seats, to electronic adjustable seats, depending on the performance of the seat. Divide into genuine leather seat and cotton flannel seat etc. according to the material, the seat of some special use objects in addition, like children's seat and cycle racing seat etc, car seat is by the headrest, the back, the cushion is constituteed, car seat can give the function of leaning back angle modulation in order to improve the travelling comfort, but current car seat carries out angle modulation work at the headrest to the back top that leans back the accommodation process can not be better, headrest can not be better satisfy user's the position of sitting or the demand of lying behind the back is adjusted, car seat's travelling comfort and flexibility have been reduced.

SUMMERY OF THE UTILITY MODEL

For solving the problem that provides among the above-mentioned background art, the utility model aims to provide a back for car seat convenient to adjust has possessed the advantage of leaning on the headrest and adjusting, has solved current car seat and has carried out angle modulation work at the headrest to the back top that leans on the accommodation process can not be better, and the back is adjusted the back headrest can not be better satisfy user's position of sitting or the demand of lying, has reduced car seat's travelling comfort and the problem of flexibility.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a back for car seat convenient to adjust, includes seat body, connecting rod and headrest, the connecting rod sets up at the seat body top, headrest swing joint is at the top of connecting rod, the adjustment tank has been seted up to the bottom of headrest, the adjustment tank is the trapezoidal setting, the equal fixedly connected with in both sides of adjustment tank inner wall adjusts the pole, the inboard top swing joint with the connecting rod of adjusting the pole, the spread groove has been seted up in the outside at connecting rod top, the spread groove is the setting of T type, the inside swing joint of spread groove has the connection piece, the outside of connection piece and the inboard fixed connection who adjusts the pole, the spread groove is adjusted the pole with the connection piece cooperation and is used.

As the utility model discloses it is preferred, the both sides of adjustment tank all are provided with the clockwork spring, the one end of clockwork spring and the top fixed connection of connecting rod, the other end of clockwork spring and the fixed surface who adjusts the pole are connected.

As the utility model discloses it is preferred, the right side fixedly connected with of spread groove inner wall is located the locating piece in the connection piece outside, the pole is adjusted in the locating piece cooperation and is used.

As the utility model discloses it is preferred, the top of locating piece is provided with the fixture block, the left side of fixture block and the right side fixed connection who adjusts the pole, fixture block cooperation locating piece uses with adjusting the pole.

As the utility model discloses it is preferred, the equal fixedly connected with backing sheet in both sides at adjustment tank inner wall top, the supported hole has been seted up on the surface of backing sheet, it passes the backing sheet through the supported hole to adjust the pole.

As the utility model discloses it is preferred, the inside fixedly connected with bearing of backing sheet, the inside of bearing is connected with the fixed surface who adjusts the pole, the pole is adjusted in the bearing cooperation and the backing sheet is used.

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

1. the utility model discloses a set up connection piece and spread groove cooperation regulation pole and adjustment tank and adjust the work to the headrest, solved current car seat and carrying out angle modulation work at the headrest to the back top that can not be better in leaning against accommodation process, the back is adjusted the back headrest and can not be better satisfy user's position of sitting or the demand of lying, has reduced car seat's travelling comfort and the problem of flexibility, has possessed the advantage of leaning against the headrest and adjusting.

2. The utility model discloses a set up the clockwork spring, can be effectual provide torsion for it in adjusting the pole working process, avoid adjusting the condition that can't reset to appear in the pole working process, improved the result of use of adjusting the pole.

3. The utility model discloses a set up the locating piece, can effectually cooperate the fixture block to its restriction work that resets when adjusting the pole and reset, avoid adjusting the condition that excessive reset appears in pole during operation, improved the effect that resets of adjusting the pole.

Drawings

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

FIG. 2 is a schematic view of the structure of the present invention;

FIG. 3 is a schematic view of the left side cross-sectional structure of the headrest of the present invention;

fig. 4 is an enlarged schematic view of a portion a in fig. 2 according to the present invention.

In the figure: 1. a seat body; 2. a connecting rod; 3. a headrest; 4. an adjustment groove; 5. adjusting a rod; 6. connecting grooves; 7. connecting sheets; 8. a clockwork spring; 9. positioning blocks; 10. a clamping block; 11. a support sheet; 12. a support hole; 13. and a bearing.

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.

As shown in fig. 1 to 4, the utility model provides a pair of back for car seat convenient to adjust, including seat body 1, connecting rod 2 and headrest 3, connecting rod 2 sets up at seat body 1 top, 3 swing joint at the top of connecting rod 2 of headrest, adjustment tank 4 has been seted up to headrest 3's bottom, adjustment tank 4 is the trapezoidal setting, the equal fixedly connected with in both sides of adjustment tank 4 inner wall adjusts pole 5, adjust the inboard of pole 5 and the top swing joint of connecting rod 2, spread groove 6 has been seted up in the outside at connecting rod 2 top, spread groove 6 is the setting of T type, the inside swing joint of spread groove 6 has connection piece 7, the outside of connection piece 7 and the inboard fixed connection who adjusts pole 5, spread groove 6 and the cooperation of connection piece 7 are adjusted pole 5 and are used.

Referring to fig. 2, 3 and 4, a spring 8 is arranged on each of two sides of the adjusting groove 4, one end of the spring 8 is fixedly connected with the top of the connecting rod 2, and the other end of the spring 8 is fixedly connected with the surface of the adjusting rod 5.

As the utility model discloses a technical optimization scheme, through setting up clockwork spring 8, can be effectual provide torsion for it in adjusting 5 working processes of pole, avoid adjusting 5 working processes of pole the condition that can't reset to appear, improved the result of use of adjusting pole 5.

Referring to fig. 2, 3 and 4, a positioning block 9 located outside the connecting piece 7 is fixedly connected to the right side of the inner wall of the connecting groove 6, and the positioning block 9 is used in cooperation with the adjusting rod 5.

As the utility model discloses a technical optimization scheme, through setting up locating piece 9, can effectually cooperate fixture block 10 to its restriction work that resets when adjusting pole 5 and reset, avoid adjusting the condition that pole 5 during operation appears excessively resetting, improved the effect that resets of adjusting pole 5.

Referring to fig. 2, 3 and 4, a fixture block 10 is disposed at the top of the positioning block 9, the left side of the fixture block 10 is fixedly connected with the right side of the adjusting rod 5, and the fixture block 10 is used in cooperation with the positioning block 9 and the adjusting rod 5.

As the utility model discloses a technical optimization scheme, through setting up fixture block 10, can be effectual cooperate at locating piece 9 to adjust 5 course in for it provides the limit point, avoid appearing the unable condition of effectively carrying out effective location to adjusting rod 5 in the 9 course of work of locating piece, improved the location effect of locating piece 9.

Referring to fig. 2, 3 and 4, support pieces 11 are fixedly connected to both sides of the top of the inner wall of the adjustment groove 4, support holes 12 are formed in the surfaces of the support pieces 11, and the adjustment rod 5 penetrates through the support pieces 11 through the support holes 12.

As the utility model discloses a technical optimization scheme, through setting up backing sheet 11 and supported hole 12, backing sheet 11 cooperation supported hole 12 carries out movable support work to adjusting lever 5, avoids appearing the too big condition of atress in the 5 working processes of regulation pole, has improved the support effect of adjusting lever 5.

Referring to fig. 2, 3 and 4, a bearing 13 is fixedly connected to the inside of the supporting plate 11, the inside of the bearing 13 is fixedly connected to the surface of the adjusting lever 5, and the bearing 13 is used in cooperation with the adjusting lever 5 and the supporting plate 11.

As the utility model discloses a technical optimization scheme, through setting up bearing 13, can be effectual in backing sheet 11 and the cooperation of brace hole 12 adjust 5 working processes of pole, reduce the frictional force of adjusting between pole 5 and the brace hole 12, avoid adjusting the too big condition of frictional force between pole 5 and the brace hole 12, improved the work smoothness nature of adjusting pole 5.

The utility model discloses a theory of operation and use flow: headrest 3 follows to lean against to adjust when removing and exert pressure to headrest 3 when user's head when using, the upset of cooperation regulation pole 5 behind the headrest 3 atress, connection piece 7 cooperation spread groove 6 carries out the active positioning to regulation pole 5 simultaneously, clockwork spring 8 applys torsion to regulation pole 5 when user's head leaves headrest 3, it resets to make regulation pole 5 drive headrest 3, 9 cooperation fixture blocks 10 of locating piece are reset positioning work to regulation pole 5 this moment, backing sheet 11 carries out the active support work to it through brace hole 12 and bearing 13 in adjusting 5 working processes of pole, with this function that realizes 3 regulations of headrest, the travelling comfort and the flexibility of car seat body 1 have been improved.

In summary, the following steps: this back for car seat convenient to adjust adjusts pole 5 and adjustment tank 4 through setting up connection piece 7 and the cooperation of spread groove 6 and adjust the work to headrest 3, solved current car seat and carried out angle modulation work at the headrest to the back top that can not be better in leaning against accommodation process, the position of sitting or the demand of lying that satisfies the user that the headrest can not be better after the back is adjusted, the travelling comfort of car seat and the problem of flexibility have been reduced.

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 (6)

1. The utility model provides a back for car seat convenient to adjust, includes seat body (1), connecting rod (2) and headrest (3), its characterized in that: connecting rod (2) set up at seat body (1) top, headrest (3) swing joint is at the top of connecting rod (2), adjustment tank (4) have been seted up to the bottom of headrest (3), adjustment tank (4) are the trapezoidal setting, the equal fixedly connected with in both sides of adjustment tank (4) inner wall adjusts pole (5), the inboard of adjusting pole (5) and the top swing joint of connecting rod (2), spread groove (6) have been seted up in the outside at connecting rod (2) top, spread groove (6) are the T type setting, the inside swing joint of spread groove (6) has connection piece (7), the outside of connection piece (7) and the inboard fixed connection of adjusting pole (5), spread groove (6) are used with connection piece (7) cooperation regulation pole (5).

2. A backrest for a vehicle seat to facilitate adjustment, as claimed in claim 1, wherein: the both sides of adjustment tank (4) all are provided with clockwork spring (8), the one end of clockwork spring (8) and the top fixed connection of connecting rod (2), the other end of clockwork spring (8) and the fixed surface who adjusts pole (5) are connected.

3. A backrest for a vehicle seat to facilitate adjustment, as claimed in claim 1, wherein: the right side fixedly connected with of spread groove (6) inner wall is located locating piece (9) in connection piece (7) outside, locating piece (9) cooperation regulation pole (5) are used.

4. A backrest for a vehicle seat to facilitate adjustment according to claim 3, wherein: the top of the positioning block (9) is provided with a clamping block (10), the left side of the clamping block (10) is fixedly connected with the right side of the adjusting rod (5), and the clamping block (10) is matched with the positioning block (9) and the adjusting rod (5) for use.

5. A backrest for a vehicle seat to facilitate adjustment, as claimed in claim 1, wherein: the adjusting device is characterized in that supporting pieces (11) are fixedly connected to two sides of the top of the inner wall of the adjusting groove (4), supporting holes (12) are formed in the surfaces of the supporting pieces (11), and the adjusting rod (5) penetrates through the supporting pieces (11) through the supporting holes (12).

6. A backrest for a vehicle seat to facilitate adjustment, as claimed in claim 5, wherein: the inner part of the supporting sheet (11) is fixedly connected with a bearing (13), the inner part of the bearing (13) is fixedly connected with the surface of the adjusting rod (5), and the bearing (13) is matched with the adjusting rod (5) and the supporting sheet (11) for use.

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