CN215502071U

CN215502071U - Home-use arm-chair with folding mechanism

Info

Publication number: CN215502071U
Application number: CN202121402830.9U
Authority: CN
Inventors: 刘芹
Original assignee: Yongkang Tiandi Tool Co ltd
Current assignee: Yongkang Tiandi Tool Co ltd
Priority date: 2021-06-23
Filing date: 2021-06-23
Publication date: 2022-01-14
Anticipated expiration: 2031-06-23

Abstract

The utility model discloses a home-use arm-chair with a folding mechanism, which comprises a seat plate, wherein two sides of the bottom of the seat plate are respectively and fixedly connected with two first fixed blocks and two second fixed blocks, the two first fixed blocks and the two second fixed blocks are symmetrically arranged around the central axis of the seat plate, a supporting plate is arranged between the two first fixed blocks, one side of the supporting plate close to the first fixed blocks is movably connected with one side of the first fixed blocks through a rotating shaft, one side of the two second fixed blocks close to each other is movably connected with a supporting leg through a rotating shaft, one side of the two supporting legs far away from each other is provided with a first inclined block, the top of the first inclined block is fixedly connected with the bottom of the seat plate, a through hole is formed in the first inclined block, a first screw penetrates through the through hole, the device has a foldable function and can adjust the height of a headrest through a series of structures, thereby being convenient for people with different heights to use the chair and the like.

Description

Home-use arm-chair with folding mechanism

Technical Field

The utility model relates to the technical field of furniture, in particular to a household arm-chair with a folding mechanism.

Background

The chair is a daily-life furniture, a seat with a backrest and armrests. Modern chairs pursue beauty and fashion, and some chairs are not only seats but also endowed with more technologies, so that the chairs are more convenient for people.

The chair is named as a chair due to the arrangement of a back board, but the existing chair cannot be folded, occupies a public space after being used, influences the activities of people, cannot adjust the height of a headrest, is inconvenient for people with different heights to use the chair, and therefore, in order to overcome the defects, a home-use chair with a folding mechanism is provided.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides a household arm-chair with a folding mechanism.

One of the purposes of the utility model is realized by adopting the following technical scheme:

a home-use arm-chair with a folding mechanism comprises a seat plate, wherein two sides of the bottom of the seat plate are respectively and fixedly connected with two first fixed blocks and two second fixed blocks, the two first fixed blocks and the two second fixed blocks are symmetrically arranged around the central axis of the seat plate, a supporting plate is arranged between the two first fixed blocks, one side, close to the first fixed blocks, of the supporting plate is movably connected to one side of the first fixed blocks through a rotating shaft, one sides, close to the two second fixed blocks, of the supporting plates are respectively and movably connected with supporting legs through rotating shafts, one sides, far away from the two supporting legs, of the two supporting legs are provided with first inclined blocks, the tops of the first inclined blocks are fixedly connected to the bottom of the seat plate, the first inclined blocks are provided with through holes, first screws penetrate through the through holes, one sides, close to the first screws, of the supporting legs are provided with threaded holes matched with the first screws, both sides all are equipped with the second sloping block around the backup pad, the top fixed connection of second sloping block is in the bottom of bedplate, just the through-hole has been seted up on the second sloping block, the second screw has been passed in the through-hole, the backup pad be close to one side of second screw seted up with second screw assorted screw hole, two third fixed blocks of top one side fixedly connected with of bedplate, two the third fixed block is the symmetry setting about the central axis of bedplate, and two be equipped with the back board between the third fixed block, one side that the back board is close to the third fixed block is through pivot swing joint in one side of third fixed block.

Furthermore, two rectangular channels have been seted up in the backup pad, the rectangular channel is the symmetry setting about the central axis of backup pad, just the width of rectangular channel is greater than the width of supporting leg.

Furthermore, the central axis of the two supporting legs and the central axis of the rectangular groove are positioned on the same straight line.

Furthermore, the bottoms of the supporting plate and the supporting legs are provided with non-slip pads, the non-slip pads are of rubber pad structures, and non-slip lines are formed in the bottoms of the non-slip pads.

Further, the front side and the rear side of the seat board are fixedly connected with a movable bin, two movable blocks are arranged in the movable bin, threaded holes are formed in the two movable blocks, a threaded rod is connected with the inner thread of the threaded hole, one end of the threaded rod penetrates through the side wall of one side of the movable bin, the other end of the threaded rod is movably connected on the inner wall of one side of the moving bin far away from the crank through a bearing, the top of each moving block is fixedly connected with a supporting rod, the top of the moving bin is provided with a moving opening, the top of the supporting rod penetrates through the moving opening, and is fixedly connected with handrails, one sides of the two handrails far away from each other are movably connected with rotating blocks through rotating shafts, the other side of the rotating block is provided with a limiting hole, a first bolt penetrates through the limiting hole, and one side, close to the first bolt, of the backrest plate is provided with a threaded hole matched with the first bolt.

Furthermore, the cross sections of the moving bin and the moving block are rectangular, and the width of the moving block is equal to the width of the inner cavity of the moving bin.

Furthermore, a plurality of pairs of positioning holes are formed in the backrest plate, a second bolt penetrates through one pair of the positioning holes, a positioning block is arranged on one side, close to the armrest, of the backrest plate, a headrest is arranged on one side, close to the armrest, of the positioning block, and a threaded hole matched with the second bolt is formed in one side, close to the second bolt, of the positioning block.

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

1. the chair can be folded by matching the first fixed block, the second fixed block, the seat plate, the rotating block, the armrest, the third fixed block and the backrest plate, so that the volume of the chair is reduced, and the moving range of people is enlarged;

2. the height of the headrest can be adjusted through the matching among the positioning hole, the positioning block, the backrest plate, the second bolt and the headrest, so that the headrest is convenient for users with different heights to use;

3. through the cooperation between removal storehouse, movable block, crank, threaded rod, bracing piece, handrail and the turning block, the angle of adjustable back board to user's tie lies on the arm-chair, thereby improves user comfort.

The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented in accordance with the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more clearly understood, the following preferred embodiments are described in detail with reference to the accompanying drawings.

Drawings

FIG. 1 is a partial perspective view of the present embodiment;

FIG. 2 is an overall view of the present embodiment;

FIG. 3 is a top view of the motion pod, crank, motion block, and crank of FIG. 2;

FIG. 4 is a side view of the moving cartridge and moving mass of FIG. 2;

FIG. 5 is a side view of the back board, seat board and support board of FIG. 2;

FIG. 6 is a side view of the seat plate and support leg;

fig. 7 is an enlarged view of a portion a in fig. 2.

In the figure: 1. a seat plate; 2. a first fixed block; 3. a second fixed block; 4. a support plate; 5. supporting legs; 6. a first swash block; 7. a first screw; 8. a second swash block; 9. a second screw; 10. a third fixed block; 11. a back board; 12. a rectangular groove; 13. moving the bin; 14. a moving block; 15. a threaded rod; 16. a crank; 17. a support bar; 18. a handrail; 19. rotating the block; 20. a first bolt; 21. positioning holes; 22. a second bolt; 23. positioning blocks; 24. a headrest.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that any combination of the embodiments or technical features described below can be used to form a new embodiment without conflict.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 to 7, a home chair with a folding mechanism comprises a seat plate 1, wherein a movable bin 13 is fixedly connected to the front side and the rear side of the seat plate 1, the cross sections of the movable bin 13 and a movable block 14 are rectangular, the width of the movable block 14 is equal to the width of an inner cavity of the movable bin 13, the use stability of a backboard 11 is improved, two movable blocks 14 are arranged in the movable bin 13, threaded holes are formed in the two movable blocks 14, threaded rods 15 are connected to the threaded holes in a threaded manner, one end of each threaded rod 15 penetrates through the side wall of one side of the movable bin 13 and is fixedly connected with a crank 16, the other end of each threaded rod 15 is movably connected to the inner wall of one side, far away from the crank 16, of the movable bin 13 through a bearing, a support rod 17 is fixedly connected to the top of each movable block 14, a movable opening is formed in the top of the movable bin 13, the top of each support rod 17 penetrates through the movable opening and is fixedly connected with a handrail 18, one side, far away from the two handrails 18, of each handrail is movably connected with a rotating block 19 through a rotating shaft, the other side of each rotating block 19 is provided with a limiting hole, a first bolt 20 penetrates through each limiting hole, one side, close to the first bolt 20, of the backrest plate 11 is provided with a threaded hole matched with the first bolt 20, through the matching of the movable bin 13, the movable block 14, the crank 16, the threaded rod 15, the supporting rod 17, the handrails 18 and the rotating blocks 19, the angle of the backrest plate 11 can be adjusted, so that a user can lie on the armchair conveniently, the use comfort of the user is improved, two sides of the bottom of the seat plate 1 are fixedly connected with two first fixed blocks 2 and two second fixed blocks 3 respectively, the two first fixed blocks 2 and the two second fixed blocks 3 are symmetrically arranged relative to the central axis of the seat plate 1, a supporting plate 4 is arranged between the two first fixed blocks 2, and anti-skid pads are arranged at the bottoms of the supporting plate 4 and the supporting legs 5, the non-slip mat is of a rubber mat structure, the bottom of the non-slip mat is provided with non-slip threads, the friction force between the armchair and the ground can be improved through the non-slip mat, so that the armchair is prevented from slipping when in use, the supporting plate 4 is provided with two rectangular grooves 12, the rectangular grooves 12 are symmetrically arranged about the central axis of the supporting plate 4, the width of each rectangular groove 12 is larger than that of each supporting leg 5, the supporting legs 5 and the supporting plate 4 can be mutually crossed and folded through the rectangular grooves 12, so that the volume of the armchair is reduced, one side, close to the first fixing block 2, of the supporting plate 4 is movably connected to one side of the first fixing block 2 through a rotating shaft, the side, close to the two second fixing blocks 3, of each supporting leg 5 is movably connected through a rotating shaft, the central axes of the two supporting legs 5 and the central axis of the rectangular grooves 12 are positioned on the same straight line, so that the supporting legs 5 and the supporting plate 4 can be conveniently folded, one side, far away from the two supporting legs 5, is provided with a first oblique block 6, the top of the first inclined block 6 is fixedly connected with the bottom of the seat plate 1, a through hole is formed in the first inclined block 6, a first screw 7 penetrates through the through hole, a threaded hole matched with the first screw 7 is formed in one side, close to the first screw 7, of the supporting leg 5, second inclined blocks 8 are arranged on the front side and the rear side of the supporting plate 4, the top of each second inclined block 8 is fixedly connected with the bottom of the seat plate 1, a through hole is formed in each second inclined block 8, a second screw 9 penetrates through the through hole, a threaded hole matched with the second screw 9 is formed in one side, close to the second screw 9, of the supporting plate 4, two third fixed blocks 10 are fixedly connected to one side of the top of the seat plate 1, the two third fixed blocks 10 are symmetrically arranged relative to the central axis of the seat plate 1, a back plate 11 is arranged between the two third fixed blocks 10, a plurality of pairs of positioning holes 21 are formed in the back plate 11, a second bolt 22 penetrates through one pair of positioning holes 21, one side of the backrest plate 11 close to the armrest 18 is provided with a positioning block 23, one side of the positioning block 23 close to the armrest 18 is provided with a headrest 24, one side of the positioning block 23 close to the second bolt 22 is provided with a threaded hole matched with the second bolt 22, and the height of the headrest 24 can be adjusted through the matching of the positioning hole 21, the positioning block 23, the backrest plate 11, the second bolt 22 and the headrest 24, so that users with different heights can use the backrest plate conveniently, and one side of the backrest plate 11 close to the third fixing block 10 is movably connected to one side of the third fixing block 10 through a rotating shaft.

The working principle is as follows: when the utility model is used, the second bolt 22 can be firstly screwed off, then the headrest 24 and the positioning block 23 are moved up and down until the height of the headrest 24 and the positioning block 23 is suitable for a user, the second bolt 22 can be screwed into the threaded hole on the positioning block 23, when the angle of the backboard 11 needs to be adjusted, the rocker 16 can be rocked, the rocker 16 drives the threaded rod 15 to rotate, then the movable block 14 is driven to move left and right through the threaded engagement effect between the threaded rod 15 and the movable block 14, the supporting rod 17 and the armrest 18 are driven to move left and right through the movable block 14, the backboard 11 is driven to rotate through the armrest 18 and the rotating block 19 until the inclination angle of the backboard 11 is rotated to a specified angle, when the chair needs to be folded, the first bolt 20 and the second bolt 22 can be screwed off, then the backboard 11 can be folded onto the seat plate 1, then the supporting legs 5 pass through the rectangular grooves 12, then, the supporting plate 4 and the supporting legs 5 are folded crosswise, so that the volume of the chair is reduced, the moving range of people is improved, and the whole working process of the utility model is completed.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention is not limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are within the protection scope of the present invention.

Claims

1. The utility model provides a home furnishing arm-chair with folding mechanism, includes bedplate (1), its characterized in that: two sides of the bottom of the seat plate (1) are respectively and fixedly connected with two first fixed blocks (2) and two second fixed blocks (3), the two first fixed blocks (2) and the two second fixed blocks (3) are symmetrically arranged about the central axis of the seat plate (1), a supporting plate (4) is arranged between the two first fixed blocks (2), one side, close to the first fixed blocks (2), of the supporting plate (4) is movably connected to one side of the first fixed blocks (2) through a rotating shaft, one side, close to the two second fixed blocks (3), of the supporting plate is movably connected with supporting legs (5) through rotating shafts, one side, far away from the two supporting legs (5), of the supporting legs is provided with a first inclined block (6), the top of the first inclined block (6) is fixedly connected to the bottom of the seat plate (1), a through hole is formed in the first inclined block (6), and a first screw (7) passes through the through hole, one side of the supporting leg (5) close to the first screw (7) is provided with a threaded hole matched with the first screw (7), the front side and the rear side of the supporting plate (4) are respectively provided with a second inclined block (8), the top of the second inclined block (8) is fixedly connected with the bottom of the seat plate (1), and the second inclined block (8) is provided with a through hole, a second screw (9) passes through the through hole, one side of the supporting plate (4) close to the second screw (9) is provided with a threaded hole matched with the second screw (9), one side of the top of the seat plate (1) is fixedly connected with two third fixing blocks (10), the two third fixing blocks (10) are symmetrically arranged around the central axis of the seat plate (1), and a backrest plate (11) is arranged between the two third fixed blocks (10), and one side of the backrest plate (11) close to the third fixed blocks (10) is movably connected to one side of the third fixed blocks (10) through a rotating shaft.

2. The household arm-chair with the folding mechanism as claimed in claim 1, wherein: two rectangular channels (12) have been seted up on backup pad (4), rectangular channel (12) are the symmetry setting about the central axis of backup pad (4), just the width of rectangular channel (12) is greater than the width of supporting leg (5).

3. The household arm-chair with the folding mechanism as claimed in claim 1, wherein: the central axes of the two supporting legs (5) and the central axis of the rectangular groove (12) are positioned on the same straight line.

4. The household arm-chair with the folding mechanism as claimed in claim 1, wherein: the anti-skidding structure is characterized in that anti-skidding pads are arranged at the bottoms of the supporting plate (4) and the supporting legs (5), the anti-skidding pads are of rubber pad structures, and anti-skidding lines are formed in the bottoms of the anti-skidding pads.

5. The household arm-chair with the folding mechanism as claimed in claim 1, wherein: the front side and the rear side of the seat board (1) are fixedly connected with a movable bin (13), two movable blocks (14) are arranged in the movable bin (13), threaded holes are formed in the two movable blocks (14), threaded rods (15) are connected with the threaded holes in an internal thread manner, one end of each threaded rod (15) penetrates through the side wall of one side of the movable bin (13) and is fixedly connected with a crank (16), the other end of each threaded rod (15) is movably connected onto the inner wall of one side, away from the crank (16), of the movable bin (13) through a bearing, a supporting rod (17) is fixedly connected onto the top of each movable block (14), a movable opening is formed in the top of the movable bin (13), the top of each supporting rod (17) penetrates through the movable opening and is fixedly connected with a handrail (18), and a rotating block (19) is movably connected onto one side, away from the two handrails (18), through a rotating shaft, the other side of the rotating block (19) is provided with a limiting hole, a first bolt (20) penetrates through the limiting hole, and one side, close to the first bolt (20), of the backrest plate (11) is provided with a threaded hole matched with the first bolt (20).

6. The household arm-chair with the folding mechanism as claimed in claim 5, wherein: the cross sections of the moving bin (13) and the moving block (14) are rectangular, and the width of the moving block (14) is equal to the width of an inner cavity of the moving bin (13).

7. The household arm-chair with the folding mechanism as claimed in claim 1, wherein: the backrest plate (11) is provided with a plurality of pairs of positioning holes (21), a second bolt (22) penetrates through one pair of positioning holes (21), a positioning block (23) is arranged on one side, close to the armrest (18), of the backrest plate (11), a headrest (24) is arranged on one side, close to the armrest (18), of the positioning block (23), and a threaded hole matched with the second bolt (22) is formed in one side, close to the second bolt (22), of the positioning block (23).