CN216602198U

CN216602198U - Folding seat with lumbar support reinforced structure

Info

Publication number: CN216602198U
Application number: CN202123416184.4U
Authority: CN
Inventors: 黄树彬
Original assignee: Xiamen Youlaifu Travel Products Co ltd
Current assignee: Xiamen Youlaifu Travel Products Co ltd
Priority date: 2021-12-31
Filing date: 2021-12-31
Publication date: 2022-05-27
Anticipated expiration: 2031-12-31

Abstract

The utility model discloses a folding seat with a lumbar support reinforcing structure, which comprises a seat cushion, wherein a support cushion is arranged at the top end of the seat cushion, adjusting structures are arranged on two sides of the support cushion, a backrest is arranged at one end of the top of the seat cushion, three hinging rods are hinged at four corners of the bottom end of the seat cushion, and first hinging rods are hinged at two sides of each hinging rod. The armrests are hinged to the two sides of the top of the third hinge rod, one end of each armrest is pushed upwards due to the fact that the length of the front and rear third hinge rods is different, the third hinge rod can be driven to move around the hinge position with the first hinge rod, front and rear storage can be achieved, the armrests are pressed towards the middle, the cushion and the backrest can be driven to be folded along with the second hinge rod and the fourth hinge rod, the whole seat can be folded and stored, storage is convenient when the seat is not needed, and daily occupied area is greatly reduced.

Description

Folding seat with lumbar support reinforced structure

Technical Field

The utility model relates to the technical field of seats, in particular to a folding seat with a waist support reinforcing structure.

Background

Along with the continuous progress of science and technology, the productivity improves gradually, and people's standard of living also improves gradually thereupon, and people require more and more to the article that uses in the daily life, and is also higher and more to the pursuit of quality, and the seat is the furniture that we used most often in daily life, and the seat is a thing of sitting that has back and handrail, and the confession people daily rest is used, according to different materials and place needs divide into a plurality of kinds with the seat, but current seat has many problems or defects:

traditional seat when need not use the seat, is not convenient for fold the seat and accomodates, leads to area great, has reduced daily life space, and the practicality is strong enough.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a folding seat with a lumbar support reinforcing structure, which solves the problem that the seat is inconvenient to fold and store in the prior art.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a folding seat with lumbar support reinforced structure, includes the cushion, the supporting pad is installed on the top of cushion, and the both sides of supporting pad all are provided with the regulation structure, the back is installed to the one end at cushion top, four corners of cushion bottom all articulate there is the third hinge pole, and the both sides of third hinge pole all articulate there is first hinge rod, the both sides at third hinge pole top all articulate there is the handrail, the both ends cross-articulation of third hinge pole has the second hinge rod, the one end cross-articulation of back has the fourth hinge rod, the inside of the third hinge pole of handrail bottom one end evenly is provided with the preformed hole, and the inside of preformed hole is provided with auxiliary structure.

Preferably, the auxiliary structure includes the fixed block, the fixed block is installed in the outside of the third hinge pole of handrail bottom one end, the standing groove is installed to one side of fixed block, the internally mounted of fixed block has the screw, and the outside one end of screw installs the bolt.

Preferably, the inner cross section of the fixing block is larger than the outer cross section of the third hinge rod, and the fixing block and the third hinge rod form a clamping structure.

Preferably, the armrests are equal in length and are symmetrically distributed about a central axis of the backrest.

Preferably, the preformed hole is provided with a plurality of, a plurality of the preformed hole is equidistant distribution in the inside of third hinge pole.

Preferably, adjust the structure and include the fixed band, the both sides at the supporting pad are all installed to the fixed band, the letter of a day is all installed to the one end of fixed band and is buckled, and the letter of a day is buckled the outside of one end and all is installed the regulation band, the inside of regulation band all evenly is provided with the draw-in groove.

Preferably, the clamping grooves are equal in size and are distributed in the adjusting belt at equal intervals.

Compared with the prior art, the utility model has the beneficial effects that: this folding seat with lumbar support reinforced structure is rational in infrastructure, has following advantage:

(1) the armrests are hinged to the two sides of the top of the third hinge rod, one end of each armrest is pushed upwards due to the fact that the length of the front and back third hinge rods is different, the third hinge rod can be driven to move around the hinge position with the first hinge rod, front and back storage can be achieved, the armrests are pressed towards the middle, the cushion and the backrest can be driven to be folded along with the second hinge rod and the fourth hinge rod, the whole body can be folded and stored, storage is facilitated when the armrests are not needed to be used, daily occupied area is greatly reduced, the practicability of the device is improved, and the device is convenient to fold and store;

(2) through the arrangement of the auxiliary structure, after a human body sits down, a water cup can be placed in the placing groove, the bolt can be rotated to drive the bolt to be separated from the outside of the screw, the screw can be rotated to drive the screw to be separated from the inside of the third hinge rod and the fixing block, the placing groove can be moved up and down to a proper position according to the height of the height or the height of the tea cup, the screw is screwed into the inside of a proper reserved hole, the screw is fixed by using the bolt, the height of the placing groove can be adjusted according to the height, the applicability of the device is improved, the water cup can be placed conveniently, and the height of the placing groove can be adjusted according to the height of the height or the height of the water cup;

(3) through being provided with the regulation structure, the supporting pad can support human waist, improve the travelling comfort in the use, top to one end pulling with the regulation band, thereupon alright drive the card needle outside that the draw-in groove breaks away from the letter of a Chinese character buckle, the inside of suitable draw-in groove is gone into to the card needle card that the letter of a Chinese character buckle thereupon, alright according to the position of the reasonable regulation supporting pad of human height, make it laminate more with different height crowds' waist, realized the device supporting pad 7 accessible adjustment waist around, with the waist of the people of the different sizes of the fat thin and tall, make the travelling comfort stronger.

Drawings

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

FIG. 2 is a rear view of the present invention;

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

fig. 4 is an enlarged schematic view of a portion a in fig. 1 according to the present invention.

In the figure: 1. a backrest; 2. an auxiliary structure; 201. a placement groove; 202. a fixed block; 203. a screw; 204. A bolt; 3. a first hinge lever; 4. a second hinge lever; 5. a third hinge rod; 6. a cushion; 7. a support pad; 8. a handrail; 9. a fourth hinge lever; 10. reserving a hole; 11. an adjustment structure; 1101. an adjustment belt; 1102. a card slot; 1103. a Chinese character 'ri' button; 1104. and (7) fixing the belt.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, an embodiment of the present invention is shown: a folding seat with a lumbar support reinforcing structure comprises a seat cushion 6, wherein a supporting pad 7 is installed at the top end of the seat cushion 6, adjusting structures 11 are arranged on two sides of the supporting pad 7 respectively, each adjusting structure 11 comprises a fixing band 1104, the fixing bands 1104 are installed on two sides of the supporting pad 7 respectively, a Chinese character-shaped buckle 1103 is installed at one end of each fixing band 1104, an adjusting band 1101 is installed outside one end of each Chinese character-shaped buckle 1103, clamping grooves 1102 are uniformly formed in the adjusting band 1101, the size of each clamping groove 1102 is equal, the clamping grooves 1102 are distributed in the adjusting band 1101 at equal intervals, and the position of the supporting pad 7 can be adjusted conveniently;

the top of the adjusting belt 1101 is pulled towards one end to drive the clamping pin of the buckle 1103 to be separated from the inside of the clamping groove 1102, and then the clamping pin of the buckle 1103 is clamped into the corresponding clamping groove 1102 according to the body requirements, so that the fit degree of the supporting pad 7 and the waist can be adjusted, and the supporting pad 7 can support the waist of people with different sizes, such as tall, short, thin and strong body by adjusting the front and back of the waist, so that the comfort is higher;

a backrest 1 is installed at one end of the top of a seat cushion 6, third hinge rods 5 are hinged at four corners of the bottom of the seat cushion 6, first hinge rods 3 are hinged at two sides of each third hinge rod 5, handrails 8 are hinged at two sides of the top of each third hinge rod 5, the length of each handrail 8 is equal, the handrails 8 are symmetrically distributed about the central axis of the backrest 1, second hinge rods 4 are hinged at two ends of each third hinge rod 5 in a crossed manner, fourth hinge rods 9 are hinged at one end of the backrest 1 in a crossed manner, reserved holes 10 are uniformly formed in the third hinge rods 5 at one end of the bottoms of the handrails 8, a plurality of the reserved holes 10 are distributed in the third hinge rods 5 at equal intervals, when the seat cushion is not required to be used, one end of each handrail 8 is lifted upwards, the first hinge rods 3 and the third hinge rods 5 can be driven to rotate around the hinge joints, and the backrest 1 and the seat cushion 6 can be folded forwards and backwards, the handrail 8 is pressed towards the middle at the same time, and then the second hinge rod 4 and the fourth hinge rod 9 can be driven to fold around the hinge joint, so that the whole body can be folded, the occupied area is reduced, and the storage is convenient;

an auxiliary structure 2 is arranged inside the preformed hole 10, the auxiliary structure 2 comprises a fixed block 202, the fixed block 202 is arranged outside a third hinge rod 5 at one end of the bottom of the handrail 8, a placing groove 201 is arranged on one side of the fixed block 202, a screw 203 is arranged inside the fixed block 202, a bolt 204 is arranged at one end of the outer part of the screw 203, the inner cross section of the fixed block 202 is larger than the outer cross section of the third hinge rod 5, and the fixed block 202 and the third hinge rod 5 form a clamping structure, so that the height of the water cup can be conveniently adjusted and the water cup can be conveniently taken;

the buttocks of a human body are placed at the top end of the seat cushion 6, the back of the human body leans against one end of the backrest 1, the bolt 204 is rotated along with the seat cushion to be separated from the outside of the screw 203, the screw 203 is rotated along with the seat cushion to be separated from the inside of the third hinge rod 5, the fixing block 202 is adjusted to the required height according to the requirement, the screw 203 is screwed into the corresponding reserved hole 10 along with the bolt 203, the bolt 204 is screwed to one end of the outside of the screw 203 along with the bolt 204, the screw 203 can be fixed along with the bolt 204, a water cup can be placed in the placing groove 201 along with the bolt, and people with different heights can take the water cup conveniently.

The working principle is as follows: when the waist support is used, firstly, the top of the adjusting belt 1101 is pulled towards one end to drive the clamping pins of the Chinese character buckle 1103 to be separated from the inside of the clamping grooves 1102, then the clamping pins of the Chinese character buckle 1103 are clamped into the corresponding clamping grooves 1102 according to the needs of a body, then the fit degree of the support pad 7 and the waist can be adjusted, and the support pad 7 can support the waist of people with different heights, fatness and sizes by adjusting the front and back of the waist, so that the comfort is higher;

secondly, the buttocks of the human body are placed at the top end of the cushion 6, the back of the human body leans against one end of the backrest 1, then the bolt 204 is rotated to be separated from the outside of the screw 203, then the screw 203 is rotated to be separated from the inside of the third hinge rod 5, then the fixing block 202 is adjusted to the required height according to the requirement, then the screw 203 is screwed into the corresponding reserved hole 10, then the bolt 204 is rotated to one end of the outside of the screw 203, then the screw 203 can be fixed through the bolt 204, then the water cup can be placed in the placing groove 201, and people with different heights can take the water cup conveniently;

finally, when not needing to use, upwards lift up the one end of handrail 8, thereupon alright drive first hinge rod 3 and third hinge rod 5 and rotate around articulated department, thereupon alright fold back 1 and cushion 6 around, thereupon with handrail 8 simultaneously to middle pressure, thereupon alright drive second hinge rod 4 and fourth hinge rod 9 around articulated department folding, thereupon alright fold whole, reduce area, be convenient for accomodate.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A folding seat with a lumbar support reinforcement structure, comprising a seat cushion (6), characterized in that: supporting pad (7) are installed on the top of cushion (6), and the both sides of supporting pad (7) all are provided with regulation structure (11), back (1) are installed to the one end at cushion (6) top, four corners of cushion (6) bottom all articulate there is third hinge pole (5), and the both sides of third hinge pole (5) all articulate there is first hinge rod (3), the both sides at third hinge pole (5) top all articulate there is handrail (8), the both ends cross-articulation of third hinge pole (5) has second hinge rod (4), the one end cross-articulation of back (1) has fourth hinge rod (9), the inside of third hinge pole (5) of handrail (8) bottom one end evenly is provided with preformed hole (10), and the inside of preformed hole (10) is provided with auxiliary structure (2).

2. A folding seat provided with a lumbar support reinforcement according to claim 1, characterized in that: auxiliary structure (2) include fixed block (202), the outside at third hinge pole (5) of handrail (8) bottom one end is installed in fixed block (202), standing groove (201) are installed to one side of fixed block (202), the internally mounted of fixed block (202) has screw (203), and bolt (204) are installed to the outside one end of screw (203).

3. A folding seat provided with a lumbar support reinforcement according to claim 2, characterized in that: the inner cross section of the fixing block (202) is larger than the outer cross section of the third hinge rod (5), and the fixing block (202) and the third hinge rod (5) form a clamping structure.

4. A folding seat provided with a lumbar support reinforcement according to claim 1, characterized in that: the length of the armrests (8) is equal, and the armrests (8) are symmetrically distributed relative to the central axis of the backrest (1).

5. A folding seat provided with a lumbar support reinforcement according to claim 1, characterized in that: the preformed hole (10) is provided with a plurality of, a plurality of preformed hole (10) are equidistant distribution in the inside of third hinge pole (5).

6. A folding seat provided with a lumbar support reinforcement according to claim 1, characterized in that: adjust structure (11) including fixed band (1104), the both sides at supporting pad (7) are all installed to fixed band (1104), the one end of fixed band (1104) is all installed the letter of a chinese character and is buckled (1103), and the outside of letter of a chinese character knot (1103) one end all installs regulation band (1101), the inside of regulation band (1101) all evenly is provided with draw-in groove (1102).

7. A folding seat provided with a lumbar support reinforcement according to claim 6, characterized in that: the sizes of the clamping grooves (1102) are equal, and the clamping grooves (1102) are distributed in the adjusting belt (1101) at equal intervals.