CN220327153U - Chair foot-tilting assembly - Google Patents

Abstract

The utility model relates to the technical field of chairs, in particular to a chair foot-raising assembly, which comprises a plate seat and a tubular column, wherein ear seats for auxiliary support are arranged on the bottom end surface of the plate seat, two groups of ear seats are arranged, a rotating roller for adjustment is rotatably arranged between the two groups of ear seats, one end of the rotating roller, which is positioned at the inner side of the ear seat, is sleeved with a worm wheel for transmission, a speed reducer for converting torque is arranged at the inner side of the ear seat, and a worm connected with the worm wheel in a meshed manner is arranged at the power output end of the speed reducer; through the design of ear mount, commentaries on classics roller, worm wheel, worm, reduction gear and carousel, be convenient for adjust the inclination to board seat bottom tube socket to make the backing plate support personnel's both feet, make personnel can warp the foot when sitting on the chair, and be convenient for adjust the inclination of tube socket and backing plate according to the demand when using, it is simple convenient to adjust.

Description

Chair foot-tilting assembly

Technical Field

The utility model relates to the technical field of chairs, in particular to a chair foot-tilting assembly.

Background

The chair is daily furniture, is a seat with a backrest and armrests, modern chairs are attractive and fashionable, and some chairs are not used as seats only, so that the life of a human being is more convenient under the combination of science and technology; and some chairs are generally provided with components convenient for raising feet, so that the comfort of people when using the chair is improved, but because structural components of the chair for raising feet are relatively fixed, the chair can only be folded and stored, and the angle of the chair when being supported can not be adjusted according to the requirement when in use. To this end we propose a building curtain wall.

Disclosure of Invention

Aiming at the problems in the prior art, the utility model provides a chair foot-tilting assembly.

The technical scheme adopted by the utility model for solving the technical problems is that the chair foot raising assembly comprises a plate seat and a tubular column, wherein ear seats capable of being used for auxiliary support are assembled on the bottom end surface of the plate seat, two groups of ear seats are arranged, a rotating roller capable of being used for adjustment is rotatably arranged between the two groups of ear seats, one end of the rotating roller, which is positioned at the inner side of the ear seat, is sleeved with a worm wheel capable of being used for transmission, a speed reducer capable of being used for converting torque is assembled at the inner side of the ear seat, a worm meshed with the worm wheel is assembled at the power output end of the speed reducer, and a rotary table in driving connection with the power input end of the speed reducer is rotatably arranged on the surface of the outer side wall of the ear seat;

the outer periphery of the rotating roller is provided with a tube seat which can be used for supporting, the tube seat is provided with two groups, the inner side of the tube seat and the inner side of the tube column are both provided with a support column which can be used for adjusting, one end of the support column, far away from the tube seat, is integrally provided with an ear block which is rotationally connected with the tube column, the bottom end surface of the tube column is provided with a cushion block which is integrally provided with the support column, the two groups of cushion blocks are rotationally provided with a cushion plate which can be used for raising feet, the inner sides of the cushion blocks and the ear block are both provided with a ring seat which can be used for assisting in supporting, the inner side of the ring seat is rotationally provided with a gear which can be used for adjusting, the inner periphery of the gear is sleeved with a straight shaft which can be used for driving, the inner peripheral surface of the ring seat is rotationally provided with an oblique block which is engaged with the gear, and the oblique block is provided with a plurality of groups.

Through adopting above-mentioned technical scheme, when personnel sit on the chair and need warp the foot, can rotate the carousel in the ear seat outside of board seat bottom for the carousel can drive the worm of ear seat inboard and rotate under the reduction gear operation, make worm can intermesh and drive the worm wheel and rotate with the worm wheel, then make the worm wheel can drive the roller between two sets of ear seats in board seat bottom and rotate, make the roller can drive the tube socket and swing, conveniently adjust the inclination between tube socket and the board seat, thereby make the backing plate can make things convenient for personnel to warp the foot, and be convenient for adjust according to the demand when using, it is simple and convenient to adjust;

the personnel only need pull tubular column and backing plate when need stick up the foot, and because tubular column both ends all are articulated each other through between straight axle and the ear piece, simultaneously the backing plate both ends all are articulated each other through between pivot and the cushion, simultaneously because the straight axle respectively with the inboard gear transmission of ear piece and cushion, and the intermeshing between gear and the inboard oblique piece of ring seat, make and form ratchet structure between gear and the oblique piece, make the personnel only need according to the demand pulling tubular column when using and backing plate can adjust the back supporting angle behind the backing plate, the convenience personnel can be comfortable stick up the foot, simultaneously the tube socket can stretch out with the inboard pillar of tubular column, conveniently adjust the supporting length of tube socket and tubular column, make personnel can more comfortable place the both feet at the backing plate surface, conveniently stick up the foot.

Specifically, the inner peripheral surface of the ring seat and the outer side wall surface of the inclined block are provided with a plurality of groups of protruding blocks which can be used for limiting, and springs which can be used for pushing the inclined block to rotate are arranged between the two groups of protruding blocks.

Through adopting above-mentioned technical scheme, the inboard lug of ring seat is convenient for carry out spacingly to the spring, and the spring is convenient promotes oblique piece through the lug for the intermeshing between oblique piece can be inseparable and the gear, conveniently carries out spacingly to the position of gear, and can make to form ratchet structure between gear and the oblique piece, conveniently carries out auxiliary stay to backing plate and tubular column, and makes the inclination of backing plate and tubular column after adjusting can obtain fixedly.

Specifically, the outer peripheral surfaces of the tubular column, the support and the tube seat are provided with pin holes which can be used for connection, a plurality of groups of pin holes are formed, and the inner sides of the pin holes are in threaded fit with threaded pins which can be used for fixing.

Through adopting above-mentioned technical scheme, the mutual spiro union connection between swivel nut and the pinhole is convenient for stretch out the pillar and fix the length of tube socket or tubular column.

Specifically, the outer peripheral surface of the backing plate is covered with a rubber cushion for protection.

Through adopting above-mentioned technical scheme, the travelling comfort when the cushion is convenient for improve personnel and use the backing plate.

Specifically, the outer side wall surface of the plate seat is provided with a plurality of branch holes which can be used for connection.

Through adopting above-mentioned technical scheme, prop up the hole and make the board seat can make things convenient for the dismouting for the board seat can conveniently install suitable position department on the chair.

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

1. according to the technical scheme, through the design of the lug seat, the rotating roller, the worm wheel, the worm, the speed reducer and the rotary table, the inclination of the pipe seat at the bottom of the plate seat is convenient to adjust, the base plate can support the feet of a person, the person can tilt the feet when sitting on the chair, and the pipe seat and the base plate inclination can be conveniently adjusted according to the use requirement, and the adjustment is simple and convenient.

2. According to the technical scheme, through the design of the support column, the lug, the pipe column, the cushion block, the base plate, the ring seat, the straight shaft, the gear and the inclined block, personnel only need pull the pipe column and the base plate when needing to warp the foot, and because the pipe column both ends are all mutually hinged through between the straight shaft and the lug, simultaneously the two ends of the base plate are all mutually hinged through the rotating shaft and the cushion block, simultaneously because the straight shaft is respectively mutually driven with the gear on the inner side of the lug and the cushion block, and the gear is mutually meshed with the inclined block on the inner side of the ring seat, a ratchet structure is formed between the gear and the inclined block, the personnel only need to pull the pipe column and the base plate according to the requirement when using, the support angle after the base plate can be adjusted, the pipe seat and the support column on the inner side of the pipe column can stretch out, the support length of the pipe seat and the pipe column is conveniently adjusted, the personnel can more comfortably place the two feet on the surface of the base plate, and the foot is conveniently tilted.

Drawings

The utility model will be further described with reference to the drawings and examples.

FIG. 1 is an isometric view of the present utility model;

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

FIG. 3 is a schematic view of the inner ratchet structure of the ring seat according to the present utility model;

in the figure: 1. a plate seat; 2. an ear seat; 3. a rotating roller; 4. a worm wheel; 5. a worm; 6. a speed reducer; 7. a turntable; 8. a tube seat; 9. a support post; 10. ear pieces; 11. a tubular column; 12. a cushion block; 13. a backing plate; 14. a straight shaft; 15. a ring seat; 16. a gear; 17. a sloping block; 18. a bump; 19. a spring; 20. a pin hole; 21. a threaded pin; 22. rubber cushion; 23. and (5) supporting holes.

Detailed Description

The utility model is further described in connection with the following detailed description in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

Referring to fig. 1-3, the embodiment of the utility model provides a technical scheme: the foot-tilting assembly of the chair comprises a plate seat 1 and a tubular column 11, wherein ear seats 2 for auxiliary support are arranged on the surface of the bottom end of the plate seat 1, two groups of ear seats 2 are arranged, a rotating roller 3 for adjustment is rotatably arranged between the two groups of ear seats 2, one end of the rotating roller 3, which is positioned at the inner side of the ear seat 2, is sleeved with a worm wheel 4 for transmission, a speed reducer 6 for torque conversion is arranged at the inner side of the ear seat 2, a worm 5 meshed with the worm wheel 4 is arranged at the power output end of the speed reducer 6, and a rotary disc 7 in transmission connection with the power input end of the speed reducer 6 is rotatably arranged on the surface of the outer side wall of the ear seat 2; the periphery of the rotating roller 3 is provided with two groups of tube seats 8 which can be used for supporting, the inner sides of the tube seats 8 and the inner sides of the tube columns 11 are respectively and slidably provided with a support column 9 which can be used for adjusting, one end, far away from the tube seats 8, of each support column 9 is integrally provided with an ear block 10 which is rotationally connected with the tube column 11, the bottom end surface of each tube column 11 is provided with a cushion block 12 which is integrally provided with the support column 9, a cushion plate 13 which can be used for raising feet is rotationally arranged between the two groups of cushion blocks 12, the inner sides of the cushion blocks 12 and the ear blocks 10 are respectively provided with a ring seat 15 which can be used for auxiliary supporting, the inner sides of the ring seats 15 are rotationally provided with a gear 16 which can be used for adjusting, the inner circumference of the gear 16 is sleeved with a straight shaft 14 which can be used for driving, the inner circumferential surface of the ring seat 15 is rotationally provided with a plurality of inclined blocks 17 which are meshed with the gear 16.

When people sit on the chair and need to tilt feet, the turntable 7 at the outer side of the lug seat 2 at the bottom of the plate seat 1 can be rotated, the turntable 7 can drive the worm 5 at the inner side of the lug seat 2 to rotate under the operation of the speed reducer 6, the worm 5 can be meshed with the worm wheel 4 and drive the worm wheel 4 to rotate, then the worm wheel 4 can drive the rotating roller 3 between two groups of lug seats 2 at the bottom of the plate seat 1 to rotate, the rotating roller 3 can drive the tube seat 8 to swing, the inclination angle between the tube seat 8 and the plate seat 1 is convenient to adjust, the backing plate 13 can facilitate the foot tilting of people, and the adjustment is convenient according to the requirement in use, so that the adjustment is simple and convenient;

when people need to tilt feet, only the pipe column 11 and the base plate 13 are required to be pulled, and because the two ends of the pipe column 11 are hinged to each other between the straight shaft 14 and the ear blocks 10, the two ends of the base plate 13 are hinged to each other between the rotating shaft and the cushion blocks 12, meanwhile, because the straight shaft 14 is respectively in transmission with the ear blocks 10 and the gears 16 on the inner sides of the cushion blocks 12, and the gears 16 are meshed with the inclined blocks 17 on the inner sides of the ring seats 15, a ratchet structure is formed between the gears 16 and the inclined blocks 17, so that people only need to pull the pipe column 11 and the base plate 13 according to the use requirement, the supporting angle after the base plate 13 can be adjusted, people can tilt feet conveniently, meanwhile, the pipe seat 8 and the supporting length of the pipe column 11 can be stretched out, the supporting length of the pipe seat 8 and the pipe column 11 can be adjusted conveniently, the people can more comfortably place the two feet on the surface of the base plate 13, and the tilting feet can be conveniently tilted feet.

As shown in fig. 3, the inner peripheral surface of the ring seat 15 and the outer side wall surface of the inclined block 17 are provided with a plurality of groups of protruding blocks 18 for limiting, and a spring 19 for pushing the inclined block 17 to rotate is arranged between the two groups of protruding blocks 18.

During the use, the lug 18 of ring seat 15 inboard is convenient for carry out spacingly to spring 19, and spring 19 conveniently promotes sloping block 17 through lug 18 for sloping block 17 can be inseparable with gear 16 between the intermeshing, conveniently carry out spacingly to the position of gear 16, and can make between gear 16 and the sloping block 17 form ratchet structure, conveniently carry out auxiliary stay to backing plate 13 and tubular column 11, and make the inclination of backing plate 13 and tubular column 11 after the regulation can obtain fixedly.

As shown in fig. 1 and 2, the outer circumferential surfaces of the pipe column 11, the pillar 9 and the pipe seat 8 are provided with pin holes 20 for connection, and the pin holes 20 are provided with a plurality of groups, and the inner side of the pin hole 20 is provided with a threaded pin 21 for fixing in a threaded manner.

When in use, the threaded pin 21 and the pin hole 20 are in threaded connection, so that the length of the strut 9 extending out of the tube seat 8 or the tube column 11 can be fixed conveniently.

As shown in fig. 1, the outer peripheral surface of the pad 13 is covered with a cushion 22 for protection.

In use, the cushion 22 facilitates improved comfort for personnel using the pad 13.

As shown in fig. 1, the outer side wall surface of the board seat 1 is provided with a plurality of support holes 23 for connection, and the support holes 23 are provided with a plurality of groups.

When in use, the support holes 23 enable the plate seat 1 to be conveniently disassembled and assembled, so that the plate seat 1 can be conveniently installed at a proper position on the chair.

The working principle and the using flow of the utility model are as follows: when in use, corresponding mechanism parts are firstly arranged at proper positions, meanwhile, the plate seat 1 is arranged at proper positions on a chair according to the requirement in use, when a person sits on the chair and needs to tilt feet, the rotary table 7 at the outer side of the lug seat 2 at the bottom of the plate seat 1 can be rotated, the rotary table 7 can drive the worm 5 at the inner side of the lug seat 2 to rotate under the operation of the speed reducer 6, the worm 5 can be meshed with the worm wheel 4 and drive the worm wheel 4 to rotate, then the worm wheel 4 can drive the rotary roller 3 between two groups of lug seats 2 at the bottom of the plate seat 1 to rotate, the rotary roller 3 can drive the tube seat 8 to swing, the inclination angle between the tube seat 8 and the plate seat 1 is conveniently adjusted, then only the tube column 11 and the backing plate 13 are required to be pulled, and as the two ends of the tube column 11 are hinged with the lug block 10 through the straight shaft 14, simultaneously, both ends of the backing plate 13 are hinged with each other through the rotating shaft and the cushion block 12, meanwhile, as the straight shaft 14 is respectively in transmission with the lug 10 and the gear 16 on the inner side of the cushion block 12, and the gear 16 is meshed with the inclined block 17 on the inner side of the ring seat 15, a ratchet structure is formed between the gear 16 and the inclined block 17, so that a person only needs to pull the pipe column 11 and the backing plate 13 according to the requirement in use, the supporting angle after the backing plate 13 can be adjusted, the person can comfortably tilt feet, meanwhile, the pipe seat 8 and the supporting column 9 on the inner side of the pipe column 11 can stretch out, the supporting length of the pipe seat 8 and the supporting length of the pipe column 11 can be conveniently adjusted, after adjustment, the stretching length of the supporting column 9 can be fixed by screwing the threaded pin 21 into the corresponding pin hole 20, the person can more comfortably place the two feet on the surface of the backing plate 13, the person can conveniently tilt feet, and the pipe seat 8 can be made to conveniently tilt feet when not in use, the pipe column 11 and the backing plate 13 are folded and stored, so that the pipe column is convenient to use.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the foregoing examples, and that the foregoing description and description are merely illustrative of the principles of this utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (5)

1. The utility model provides a chair perk foot subassembly, its characterized in that includes board seat (1) and tubular column (11), board seat (1) bottom surface is equipped with ear seat (2) that can be used to auxiliary stay, and ear seat (2) have two sets ofly, two sets of rotating roll (3) that can be used to the regulation are installed in the rotation between ear seat (2), and one end cover that rotating roll (3) are located ear seat (2) inboard is equipped with worm wheel (4) that can be used to the transmission, ear seat (2) inboard is equipped with reduction gear (6) that can be used to the conversion moment of torsion, and reduction gear (6) power take off end is equipped with worm (5) that are connected with worm wheel (4) meshing, carousel (7) that are connected with reduction gear (6) power input end phase transmission are installed in rotation of ear seat (2) lateral wall surface.

The utility model provides a roller (3) periphery is equipped with tube socket (8) that can be used to support, and tube socket (8) have two sets of, tube socket (8) inboard and tubular column (11) inboard all slidable mounting have pillar (9) that can be used to the regulation, and the one end an organic whole that tube socket (8) were kept away from to pillar (9) is constructed with ear piece (10) that rotate and be connected with tubular column (11), tubular column (11) bottom surface is equipped with cushion (12) that structure mutually is integrative with pillar (9), two sets of rotate between cushion (12) and install backing plate (13) that can be used to the perk, cushion (12) and ear piece (10) inboard all are equipped with ring seat (15) that can be used to auxiliary support, ring seat (15) inboard rotates and installs gear (16) that can be used to the regulation, and the interior week cover of gear (16) is established and is installed and be used to the driven straight axle (14), ring seat (15) inner peripheral surface rotates and installs oblique piece (17) that is connected with gear (16) meshing, and multiunit (17).

2. A chair foot-tilting assembly according to claim 1, characterized in that the inner peripheral surface of the ring seat (15) and the outer side wall surface of the inclined block (17) are provided with a plurality of groups of protruding blocks (18) for limiting, and a spring (19) for pushing the inclined block (17) to rotate is arranged between the two groups of protruding blocks (18).

3. The chair foot tilting assembly according to claim 1, wherein the outer peripheral surfaces of the pipe column (11), the pillar (9) and the pipe seat (8) are provided with pin holes (20) for connection, the pin holes (20) are provided with a plurality of groups, and a threaded pin (21) for fixing is arranged on the inner side of the pin hole (20) in a threaded manner.

4. A chair foot assembly according to claim 1, characterized in that the pad (13) is covered on its outer peripheral surface with a cushion (22) for protection.

5. The foot-tilting assembly of claim 1, wherein the outer side wall surface of the plate base (1) is provided with a plurality of support holes (23) for connection, and the support holes (23) are provided with a plurality of groups.