CN217429592U

CN217429592U - Movable adjustable seat

Info

Publication number: CN217429592U
Application number: CN202221246683.5U
Authority: CN
Inventors: 金哲
Original assignee: Zhejiang Inston Intelligent Manufacturing Co ltd
Current assignee: Zhejiang Inston Intelligent Manufacturing Co ltd
Priority date: 2022-05-23
Filing date: 2022-05-23
Publication date: 2022-09-16
Anticipated expiration: 2032-05-23

Abstract

The utility model provides an adjustable seat that can remove, including the cushion portion, back of the body portion, handrail and removal base, it connects the bottom at the cushion portion to remove the base, bottom at removing the base is provided with the gyro wheel, bottom at the back of the body portion is provided with the positioning mechanism that can swing relative cushion portion and fix a position after the swing, the back of the body portion is connected with cushion portion through positioning mechanism, tip at arbitrary handrail is provided with the second positioning mechanism that can rotate relative back of the body portion and fix a position after rotating, the handrail sets up the both sides at the back of the body portion respectively, the handrail is connected with the lateral wall of the back of the body portion that corresponds through the second positioning mechanism that corresponds. The utility model has the advantages that: the back cushion part and the armrests can be adjusted, so that the chair can be adjusted to a position where people can lean on comfortably, and the chair is convenient to lean on and use; the bottom is provided with a movable base, so that the position of the seat can be conveniently moved; the product is warm in winter and cool in summer, and has a wide application range; the pillow body can extend up and down and rotate back and forth relative to the back cushion part, and is adjusted to a proper position.

Description

Movable adjustable seat

Technical Field

The utility model relates to a remove seat preparation technical field, especially indicate an adjustable seat that can remove.

Background

A Chinese utility model with the application number of CN202020099061.9, named as 'novel aeration cooling seat', discloses a novel aeration cooling seat, which comprises an aeration cushion, adjustable armrests, a semiconductor refrigeration cooling assembly, an integrated seat, a seat back, a seat support, seat feet and a mute roller, wherein the lower part of the aeration cushion is connected with the semiconductor refrigeration cooling assembly, the lower part of the semiconductor refrigeration cooling assembly is connected with the integrated seat, the semiconductor refrigeration cooling assembly comprises a mute ventilation fan I, a mute ventilation fan II, a mute ventilation fan III, a mute ventilation fan IV, a semiconductor aluminum alloy refrigeration blade I, a semiconductor aluminum alloy refrigeration blade II and a circuit board, the right side of the semiconductor aluminum alloy refrigeration blade I is connected with the circuit board, the upper part of the semiconductor aluminum alloy refrigeration blade I is connected with the mute ventilation fan I, the lower part of the first semiconductor aluminum alloy refrigeration blade is connected with a second mute ventilation fan. However, the chair back of the chair cannot be adjusted, and the chair is not comfortable to lean, so the structure of the chair needs to be further improved.

Disclosure of Invention

The utility model aims to solve the technical problem that to above-mentioned prior art current situation and provide one kind and remove conveniently, lean on comfortable adjustable seat that can remove.

The utility model provides a technical scheme that above-mentioned technical problem adopted does: this adjustable seat that can remove, including cushion portion, back of the body portion, handrail and removal base, remove the base and connect in the bottom of cushion portion the bottom of removing the base is provided with gyro wheel, its characterized in that: the utility model discloses a back cushion portion, including back cushion portion, handrail, back cushion portion and back cushion portion, be provided with the relative cushion portion of ability swing and the positioning mechanism who fixes a position after the swing in the bottom of back cushion portion, back cushion portion passes through positioning mechanism and is connected with cushion portion, is provided with the relative back cushion portion of ability and rotates and the second positioning mechanism who fixes a position after rotating in the tip of arbitrary handrail, the handrail sets up the both sides at back cushion portion respectively, the handrail is connected with the lateral wall of the back cushion portion that corresponds through the second positioning mechanism that corresponds.

As an improvement, the specific structure of the positioning mechanism can be preferably that connecting plates are respectively arranged on two sides of the cushion part, a rotating shaft capable of rotating relative to the connecting plates is arranged on each connecting plate, a connecting plate is arranged at one end of each rotating shaft, the connecting plate is fixed with a connecting piece of the back cushion part, a limiting screw is arranged on the connecting plate, a limiting notch capable of being contacted with the corresponding limiting screw to be positioned is arranged on the connecting plate, a reset structure is arranged on the back cushion part, and the reset structure is connected with the cushion part.

Further improve, the structure that resets can prefer to be spiral helicine reduction torsion spring the lateral wall bottom of back of the body pad portion is provided with the protruding axle, reduction torsion spring's one end is connected on the protruding axle that corresponds, reduction torsion spring's the other end is connected on the cushion portion.

As an improvement, the second positioning mechanism may preferably have a specific structure in which a rotating shaft is provided on the armrest, a rotating block is fixed to the rotating shaft, a rotating piece is fitted over the rotating shaft, a ratchet is provided on an end surface of the rotating block, a protruding column is provided on a side portion of the rotating block, a kidney-shaped arc hole is provided on the rotating block, the protruding column is inserted into the kidney-shaped arc hole, a connecting shell is provided on a side portion of the back pad portion, a positioning block is rotatably provided in the connecting shell, a protruding tooth capable of being fastened to the ratchet is provided at one end of the positioning block, the other end of the positioning block is connected to the connecting shell through a spring, and a limit protruding shaft capable of abutting against a concave portion of the rotating block is provided on a side portion of the back pad portion.

As an improvement, the cushion part may preferably include a cushion body, and a headrest, the armrests are symmetrically connected to the sidewalls of the cushion body, and the headrest is telescopically connected to the top of the cushion body.

In a further improvement, the headrest preferably comprises a headrest frame, a headrest rod and a headrest body, the headrest rod is connected to the top of the backrest body, the top of the headrest rod is fixed with the headrest frame, the headrest body is sleeved on the headrest frame, and a headrest body opening penetrating through the headrest rod is formed in the bottom of the headrest body.

In a further improvement, a pillow body angle adjusting structure can be preferably arranged in the pillow frame, and the opening of the pillow body is a waist-shaped hole.

The pillow frame is further improved, the pillow frame preferably comprises a rotating portion capable of rotating together with the pillow body and a positioning portion capable of being connected with the pillow rod, the pillow body angle adjusting mechanism comprises a ratchet block capable of rotating relative to the rotating portion and a restoring torsion spring, a ratchet protrusion capable of being buckled with a convex tooth on the ratchet block is arranged on the positioning portion, one end of the restoring torsion spring is connected with the ratchet block, and the other end of the restoring torsion spring is connected with the rotating portion.

As an improvement, the cushion part can be preferably distributed with cushion through holes penetrating through the cushion part, each cushion through hole is internally provided with a fan, and the top surface of the cushion part is provided with a cover cushion which can cover all the cushion through holes and is ventilated.

The improved seat cushion is characterized in that a breathable heat insulation cushion can be preferably arranged on the through hole of the seat cushion, a heating cushion covers the heat insulation cushion, and the heating cushion is connected with a power supply through a circuit.

Compared with the prior art, the utility model has the advantages of: the back cushion part and the armrests can be adjusted, so that the seat can be adjusted to a position where people can lean on the seat comfortably, and the seat is convenient to lean on and use; the bottom is provided with a movable base, so that the position of the seat can be conveniently moved; the fan is arranged at the position of the seat cushion of the seat, so that the temperature of the seat cushion can be reduced, the seat cushion is suitable for being used in summer, the heating cushion is also arranged at the position of the seat cushion of the seat, the suitable temperature of the seat cushion can be provided, the seat cushion is suitable for being used in winter, and the seat cushion is warm in winter and cool in summer, has a large application range and a good use effect; the pillow body can move up and down relative to the back cushion part through the pillow rod, and meanwhile, the pillow body can swing relative to the back cushion part through the pillow body angle adjusting structure, so that the pillow body is adjusted to a comfortable angle.

Drawings

Fig. 1 is a perspective view of an embodiment of the present invention;

FIG. 2 is a perspective view of FIG. 1 at another angle;

FIG. 3 is an exploded view of the structure of FIG. 1;

FIG. 4 is a perspective view of the pillow of FIG. 1 after it has been raised upwardly;

FIG. 5 is a perspective view of FIG. 4 at another angle;

FIG. 6 is an exploded view of the structure of FIG. 4;

FIG. 7 is an exploded view of the headrest of FIG. 6 with the headrest removed;

FIG. 8 is a perspective view of FIG. 7 with a portion of the back pad removed to show a second positioning mechanism;

FIG. 9 is an exploded view of the armrest of FIG. 8, shown separated from the side wall of the back pad;

fig. 10 is a front perspective view of the pillow related structure of fig. 6, exploded;

fig. 11 is an enlarged view of a portion I in fig. 10.

Detailed Description

The present invention will be described in further detail with reference to the following embodiments.

As shown in fig. 1 to 11, the movable adjustable chair of this embodiment includes a cushion portion 1, a back cushion portion 2, armrests 3 and a movable base 4, the movable base 4 is connected to the bottom of the cushion portion 1, rollers are disposed at the bottom of the movable base 4, a positioning mechanism capable of swinging relative to the cushion portion 1 and positioning after swinging is disposed at the bottom of the back cushion portion 2, the back cushion portion 2 is connected to the cushion portion 1 through the positioning mechanism, a second positioning mechanism capable of rotating relative to the back cushion portion 2 and positioning after rotating is disposed at the end of any armrest 3, the armrests 3 are disposed at two sides of the back cushion portion 2 respectively, and the armrests 3 are connected to the side walls of the corresponding back cushion portion 2 through the corresponding second positioning mechanisms.

The specific structure of the positioning mechanism is that the two sides of the cushion part 1 are respectively provided with a connecting plate 11, each connecting plate 11 is provided with a rotating shaft 5 which can rotate relative to the corresponding connecting plate 11, one end of each rotating shaft 5 is provided with a connecting plate 51, the connecting plates 51 are fixed with the connecting piece of the back cushion part 2, the connecting plates 51 are provided with limit screws, the connecting plates 11 are provided with limit notches 111 which can be abutted and positioned with the corresponding limit screws, the back cushion part 2 is provided with a reset structure, and the reset structure is connected with the cushion part 1. The reset structure is a spiral reset torsion spring 52, a protruding shaft 21 is arranged at the bottom of the side wall of the back cushion part 2, one end of the reset torsion spring 52 is connected to the corresponding protruding shaft 21, and the other end of the reset torsion spring 52 is connected to the cushion part 1.

The second positioning mechanism has the specific structure that a rotating shaft 31 is arranged on the armrest 3, a rotating block 32 is fixed on the rotating shaft 31, a rotating sheet 33 is sleeved on the rotating shaft 31, a ratchet is arranged on the end face of the rotating block 32, a convex column is arranged on the side portion of the rotating block 32, a waist-shaped arc hole is arranged on the rotating sheet 33, the convex column penetrates in the waist-shaped arc hole, a connecting shell 22 is arranged on the side portion of the back cushion portion 2, a positioning block 23 is rotatably arranged in the connecting shell 22, one end of the positioning block 23 is provided with a convex tooth which can be buckled with the ratchet, the other end of the positioning block 23 is connected with the connecting shell 22 through a spring 24, and a limiting convex shaft 25 which can be contacted with a concave portion on the rotating block 32 in a propping manner is arranged on the side portion of the back cushion portion 2. The cushion part 2 comprises a cushion body and a headrest, the armrests 3 are symmetrically connected to the side wall of the cushion body, and the headrest can be telescopically connected to the top of the cushion body.

The headrest comprises a pillow frame 26, a pillow rod 27 and a pillow body 28, wherein the pillow rod 27 is connected to the top of the back cushion body, the top of the pillow rod 27 is fixed with the pillow frame 26, the pillow body 28 is sleeved on the pillow frame 26, and the bottom of the pillow body 28 is provided with a pillow body opening penetrating through the pillow rod 27. The pillow frame 26 is provided with a pillow angle adjusting structure, and the opening of the pillow is a waist-shaped hole.

The pillow frame 26 includes a rotating portion capable of rotating together with the pillow body and a positioning portion capable of being connected with the pillow rod 27, the pillow body angle adjusting mechanism includes a ratchet block 29 and a restoring torsion spring 291 capable of rotating relative to the rotating portion, a ratchet protrusion 261 capable of being buckled with a convex tooth on the ratchet block 29 is provided on the positioning portion, one end of the restoring torsion spring 291 is connected with the ratchet block 29, and the other end of the restoring torsion spring 291 is connected with the rotating portion. The seat cushion part 1 is distributed with seat cushion through holes 12 penetrating the seat cushion part 1, each seat cushion through hole 12 is provided with a fan 13, and the top surface of the seat cushion part 1 is provided with a cover cushion 14 which can cover all the seat cushion through holes 12 and is ventilated. The cushion through hole 12 is provided with a breathable heat insulation cushion 15, the heat insulation cushion 15 is covered with a heating cushion 16, and the heating cushion 16 is connected with a power supply through a circuit. The heating mat 16 may be a graphene mat or an electrical heating wire mat.

The working principle is as follows: when the back of the human body leans on the back pad part 2, the back pad part 2 naturally swings backwards until the limit screw abuts against the limit notch 111 to stop, and when the human body is upright, the reset torsion spring 52 drives the back pad part 2 to swing forwards again relative to the cushion part 1 to reset.

The armrest 3 rotates relative to the positioning block 23 through the rotating block 32, and the ratchets on the rotating block 32 are buckled with the convex teeth on the positioning block 23, so that the angle adjustment of the armrest 3 relative to the back cushion part 2 is realized. Because of the ratchet on the turning block 32, the adjustment of the armrest 3 is unidirectional. After the handrail 3 is further rotated, the rotating block 32 drives the rotating sheet 33 to rotate through the convex column at the side part, so that the rotating sheet 33 jacks the positioning block 23, the handrail 3 can be reset reversely, and the positioning block 23 is buckled on the rotating block 32 again when the handrail 3 rotates forwards until the convex column drives the rotating sheet 33 to rotate forwards again, so that the resetting of the handrail 3 is completed. The principle of the ratchet block 29 and the ratchet protrusion 261 in the pillow case 26 is similar, and therefore will not be described in detail.

Claims

1. The utility model provides an adjustable seat that can remove, includes cushion portion (1), back of the body portion of filling up (2), handrail (3) and removes base (4), remove base (4) and connect the bottom at cushion portion (1) the bottom of removing base (4) is provided with gyro wheel, its characterized in that: be provided with the positioning mechanism that can swing and fix a position after the swing in cushion portion (1) relatively in the bottom of back of the body portion of filling up (2), cushion portion of the body (2) is connected with cushion portion (1) through positioning mechanism, is provided with the second positioning mechanism that can rotate and fix a position after rotating cushion portion of the body (2) relatively in the tip of arbitrary handrail (3), handrail (3) set up the both sides in cushion portion of the body (2) respectively, handrail (3) are connected with the lateral wall of the cushion portion of the body (2) that corresponds through the second positioning mechanism that corresponds.

2. The adjustable seat according to claim 1, wherein: the concrete structure of positioning mechanism does, is provided with connecting plate (11) respectively in the both sides of cushion portion (1), is provided with relative connecting plate (11) pivoted pivot (5) of ability on every connecting plate (11), the one end of pivot (5) is provided with connection pad (51), connection pad (51) are fixed mutually with the connecting piece of back of the body portion of filling up (2), are provided with stop screw on connection pad (51) be provided with spacing breach (111) that can touch and fix a position with corresponding stop screw mutually on connecting plate (11), be provided with the structure that resets on back of the body portion of filling up (2), the structure that resets is connected with cushion portion (1).

3. The adjustable seat according to claim 2, wherein: the utility model discloses a cushion portion, including back pad portion (2), reset structure is spiral helicine reduction torsion spring (52) the lateral wall bottom of back pad portion (2) is provided with protruding axle (21), the one end of reduction torsion spring (52) is connected on corresponding protruding axle (21), on cushion portion (1) is connected to the other end of reduction torsion spring (52).

4. The adjustable seat according to any one of claims 1 to 3, wherein: the second positioning mechanism has the specific structure that a rotating shaft (31) is arranged on the handrail (3), a rotating block (32) is fixed on the rotating shaft (31), a rotating sheet (33) is sleeved on the rotating shaft (31), the end surface of the rotating block (32) is provided with a ratchet, the side part of the rotating block (32) is provided with a convex column, the rotating sheet (33) is provided with a waist-shaped arc hole, the convex column is arranged in the waist-shaped arc hole in a penetrating way, a connecting shell (22) is arranged at the side part of the back cushion part (2), a positioning block (23) is rotatably arranged in the connecting shell (22), one end of the positioning block (23) is provided with a convex tooth which can be buckled with the ratchet, the other end of the positioning block (23) is connected with the connecting shell (22) through a spring (24), and a limiting convex shaft (25) which can be in contact with the concave part on the rotating block (32) is arranged at the side part of the back cushion part (2).

5. The adjustable seat according to any one of claims 1 to 3, wherein: the back cushion part (2) comprises a back cushion body and a headrest, the armrests (3) are symmetrically connected to the side wall of the back cushion body, and the headrest is telescopically connected to the top of the back cushion body.

6. The adjustable seat according to claim 5, wherein: the headrest comprises a headrest frame (26), a headrest rod (27) and a headrest body (28), wherein the headrest rod (27) is connected to the top of the backrest body, the top of the headrest rod (27) is fixed with the headrest frame (26), the headrest body (28) is sleeved on the headrest frame (26), and a headrest body opening penetrating through the headrest rod (27) is formed in the bottom of the headrest body (28).

7. The adjustable seat according to claim 6, wherein: a pillow body angle adjusting structure is arranged in the pillow frame (26), and the opening of the pillow body is a waist-shaped hole.

8. The adjustable seat according to claim 7, wherein: the pillow frame (26) comprises a rotating part and a positioning part, the rotating part can rotate together with the pillow body, the positioning part can be connected with the pillow rod (27), the pillow body angle adjusting mechanism comprises a ratchet block (29) and a restoring torsion spring (291), the ratchet block (29) and the restoring torsion spring (291) can rotate relative to the rotating part, a ratchet protrusion (261) which can be buckled with a convex tooth on the ratchet block (29) is arranged on the positioning part, one end of the restoring torsion spring (291) is connected with the ratchet block (29), and the other end of the restoring torsion spring (291) is connected with the rotating part.

9. The adjustable seat according to any one of claims 1 to 3, wherein: the cushion cover is characterized in that cushion through holes (12) penetrating through the cushion part (1) are distributed in the cushion part (1), a fan (13) is arranged in each cushion through hole (12), and a cover pad (14) capable of covering all the cushion through holes (12) and ventilating is arranged on the top surface of the cushion part (1).

10. The adjustable seat according to claim 9, wherein: the air-permeable heat insulation cushion is characterized in that a breathable heat insulation cushion (15) is arranged on the cushion through hole (12), a heating cushion (16) covers the heat insulation cushion (15), and the heating cushion (16) is connected with a power supply through a circuit.