CN112493738A

CN112493738A - Billow formula chair pillow adjustment mechanism

Info

Publication number: CN112493738A
Application number: CN202011389122.6A
Authority: CN
Inventors: 张宇
Original assignee: Individual
Current assignee: Foshan Youyike Furniture Co ltd
Priority date: 2020-12-01
Filing date: 2020-12-01
Publication date: 2021-03-16
Anticipated expiration: 2040-12-01
Also published as: CN112493738B

Abstract

The invention discloses a billow type chair pillow adjusting mechanism, which relates to the field of chairs and comprises a chair body, wherein an adjusting box is fixedly arranged on the outer wall of the left side of the chair body, a first motor is fixedly arranged on the inner wall of the bottom of the adjusting box, an output end of the first motor is fixedly sleeved with an output shaft, the output shaft is connected with a worm through bevel gear transmission, and the worm is meshed with a worm wheel. The convenient crowd to different heights adjusts according to actual demand, has improved application range.

Description

Billow formula chair pillow adjustment mechanism

Technical Field

The invention relates to the field of chairs, in particular to a regulating mechanism for a pillow of a wave-shaped chair.

Background

An office chair refers to a backrest chair on which a person sits when working on a table in a sitting posture. The existing office chair generally considers the chair material and the shape to meet the requirements of reducing the pressing area of the hip and the back, pressing the acupuncture points at the stress position, promoting the blood circulation of the hip and the back and avoiding the strain of the neck, the shoulder and the waist, and the basic shape is not changed.

However, the existing office chair has single function, the chair pillow on the office chair cannot be adjusted, the office chair is extremely inconvenient for people with different heights to use, and the application range is not wide, so that a billow type chair pillow adjusting mechanism is designed, and the chair pillow of the office chair can be conveniently adjusted.

Disclosure of Invention

The invention aims to solve the defects in the prior art and provides a wave type chair pillow adjusting mechanism.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides a billow formula chair pillow adjustment mechanism, includes the chair body, the left side outer wall fixed mounting of chair body has the regulating box, the bottom inner wall fixed mounting of regulating box has first motor, the fixed output shaft that has cup jointed of output of first motor, the output shaft is connected with the worm through bevel gear transmission, the worm meshing has the worm wheel, the fixed transfer line that has cup jointed in the inner ring of worm wheel, the both sides of transfer line all are connected with the dwang through gear transmission, the outer wall of dwang all cup joints incomplete gear, incomplete gear meshing has the rack, the last fixed surface of rack is connected with the horizontal pole, the both ends of horizontal pole all run through and extend to the outside of regulating box, the extension end fixedly connected with mounting disc of horizontal pole, the upper surface of mounting disc has the control tube through bolt fixed mounting, the bottom inner wall fixed mounting of control tube has the second motor, the fixed threaded rod that has cup jointed of output of second motor, the outer wall threaded connection of threaded rod has a lift section of thick bamboo, the other end of a lift section of thick bamboo runs through and extends to the outside of regulating tube, the top fixedly connected with install bin of a lift section of thick bamboo, the top outer wall fixedly connected with pillow of install bin.

Preferably, both ends of worm all are connected with the inner wall of regulating box rotation, the one end of transfer line is connected with the inner wall of regulating box rotation, the one end of transfer line all is connected with the inner wall rotation of regulating box.

Preferably, the inner wall of the adjusting box is fixedly connected with a limiting rod, and the rack is connected with the limiting rod in a sliding mode.

Preferably, the sliding grooves are formed in the two sides of the adjusting box, and the two ends of the cross rod penetrate through the sliding grooves and are in sliding connection with the sliding grooves.

Preferably, the equal fixedly connected with slide rail in inner wall both sides of control tube, the outer wall sliding connection of slide rail has the slider, the outer wall of slider and the bottom outer wall fixed connection of a lift section of thick bamboo.

Preferably, the equal fixedly connected with slide bar in inner wall both sides of install bin, the outer wall sliding connection of slide bar has the movable plate, the lower surface sliding connection of movable plate has spring resistance ware, the bottom of spring resistance ware and the bottom inner wall fixed connection of install bin, the equal fixedly connected with connecting rod in lower surface both sides of movable plate, the outside of installing bin is run through and extends to in the bottom of connecting rod, the extension end fixedly connected with gyro wheel of connecting rod.

Preferably, the bottom outer wall fixed mounting of chair body has the battery, the last fixed surface of battery installs control platform, first motor, second motor, control platform all with battery electric connection, first motor, second motor all with control platform electric connection.

The invention has the beneficial effects that:

1. according to the chair, the worm is driven to rotate through the output shaft through the bevel gear, the worm and the worm wheel are meshed with each other, the worm drives the worm wheel to rotate, the worm wheel drives the transmission rod to rotate, the rotating speed of the transmission rod is reduced through the cooperation of the worm and the worm wheel, the transmission rod drives the rotating rod to rotate through the gear, the rotating rod drives the incomplete gear to rotate, the rack drives the rack to move up and down through the incomplete gear, the rack drives the transverse rod and the mounting disc to move up and down, the mounting disc drives the adjusting pipe to move, the adjusting pipe drives the mounting box and the pillow to move through the lifting cylinder, the vertical direction of the backrest of the chair body extending to the pillow is convenient to move, people with different heights can be adjusted conveniently according to.

2. According to the chair, the adjusting pipe drives the threaded rod to rotate, the threaded rod drives the lifting cylinder to move, the lifting cylinder drives the pillow to move through the mounting box, the pillow can be conveniently moved in the horizontal direction of the backrest of the chair body, the protruding position of the pillow can be conveniently adjusted, and the application range is further enlarged.

Drawings

Fig. 1 is a schematic structural diagram of a regulating mechanism of a billow chair pillow.

Fig. 2 is a schematic view of a partial structure at a position a in fig. 1 of the adjusting mechanism of the chair pillow of the present invention.

Fig. 3 is a schematic structural diagram of an adjusting box of the regulating mechanism of the billows chair pillow.

Fig. 4 is a schematic structural diagram of a transmission rod and a worm wheel of the regulating mechanism of the billows chair pillow.

Fig. 5 is a schematic structural diagram of an adjusting pipe of the adjusting mechanism of the billows chair pillow.

Fig. 6 is a schematic structural diagram of a slide rail and a slide block of the regulating mechanism of the chair pillow in the wave form.

Fig. 7 is a schematic structural diagram of a mounting box of the adjusting mechanism of the chair pillow in the wave form.

FIG. 8 is a schematic structural view of a spring resistor of a regulating mechanism of a chair pillow in a wave form.

Reference numbers in the figures: 1. a chair body; 2. a storage battery; 3. a control platform; 4. an adjusting box; 5. a chute; 6. a cross bar; 7. mounting a disc; 8. an adjusting tube; 9. installing a box; 10. a connecting rod; 11. a roller; 12. a pillow; 13. a limiting rod; 14. a rack; 15. a first motor; 16. an output shaft; 17. a worm; 18. a transmission rod; 19. a worm gear; 20. rotating the rod; 21. an incomplete gear; 22. a second motor; 23. a threaded rod; 24. a lifting cylinder; 25. a slide rail; 26. a slider; 27. a spring resistor; 28. moving the plate; 29. a slide bar.

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.

Referring to fig. 1-8, a billow type chair pillow adjusting mechanism comprises a chair body 1, an adjusting box 4 is fixedly installed on the outer wall of the left side of the chair body 1, a first motor 15 is fixedly installed on the inner wall of the bottom of the adjusting box 4, an output shaft 16 is fixedly sleeved on the output end of the first motor 15, the output shaft 16 is connected with a worm 17 through bevel gear transmission, the worm 17 is meshed with a worm wheel 19, a transmission rod 18 is fixedly sleeved on the inner ring of the worm wheel 19, two sides of the transmission rod 18 are both connected with a rotating rod 20 through gear transmission, the outer wall of the rotating rod 20 is both fixedly sleeved with an incomplete gear 21, the incomplete gear 21 is meshed with a rack 14, the upper surface of the rack 14 is fixedly connected with a cross rod 6, two ends of the cross rod 6 both penetrate through and extend to the outside of the adjusting box 4, an extending end of the cross, the bottom inner wall fixed mounting of control tube 8 has second motor 22, and the fixed threaded rod 23 that has cup jointed of output of second motor 22, the outer wall threaded connection of threaded rod 23 have a lift section of thick bamboo 24, and the other end of a lift section of thick bamboo 24 runs through and extends to the outside of control tube 8, the top fixedly connected with install bin 9 of a lift section of thick bamboo 24, the top outer wall fixedly connected with pillow 12 of install bin 9.

Two ends of a worm 17 are rotatably connected with the inner wall of the adjusting box 4, one end of a transmission rod 18 is rotatably connected with the inner wall of the adjusting box 4, one end of the transmission rod 18 is rotatably connected with the inner wall of the adjusting box 4, the inner wall of the adjusting box 4 is fixedly connected with a limiting rod 13, a rack 14 is slidably connected with the limiting rod 13, two sides of the adjusting box 4 are respectively provided with a sliding groove 5, two ends of a cross rod 6 penetrate through the sliding grooves 5 and are slidably connected with the sliding grooves 5, two sides of the inner wall of the adjusting tube 8 are respectively and fixedly connected with a sliding rail 25, the outer wall of the sliding rail 25 is slidably connected with a sliding block 26, the outer wall of the sliding block 26 is fixedly connected with the outer wall of the bottom end of the lifting cylinder 24, two sides of the inner wall of the mounting box 9 are respectively and fixedly connected with a sliding rod 29, the outer wall of the sliding rod 29, the equal fixedly connected with connecting rod 10 in lower surface both sides of movable plate 28, the bottom of connecting rod 10 runs through and extends to the outside of install bin 9, the extension end fixedly connected with gyro wheel 11 of connecting rod 10, the bottom outer wall fixed mounting of chair body 1 has battery 2, the last fixed surface of battery 2 installs control platform 3, first motor 15, second motor 22, control platform 3 all with battery 2 electric connection, first motor 15, second motor 22 all with control platform 3 electric connection.

The working principle is as follows:

when the invention is used, the first motor 15 is started through the control platform 3, the first motor 15 drives the output shaft 16 to rotate, the output shaft 16 drives the worm 17 to rotate through the bevel gear, the worm 17 is meshed with the worm wheel 19, the worm 17 drives the worm wheel 19 to rotate, the worm wheel 19 drives the transmission rod 18 to rotate, the rotating speed of the transmission rod 18 is reduced through the cooperation of the worm 17 and the worm wheel 19, the transmission rod 18 drives the rotation rod 20 to rotate through the gear, the rotation rod 20 drives the incomplete gear 21 to rotate, the rack 14 is driven by the incomplete gear 21 to move up and down, the rack 14 drives the cross rod 6 and the mounting disc 7 to move up and down, the mounting disc 7 drives the adjusting pipe 8 to move, the adjusting pipe 8 drives the mounting box 9 and the pillow 12 to move through the lifting cylinder 24, the backrest of the chair body 1 of the pillow 12 can be conveniently moved in the vertical direction, people with different heights can, the application range is improved;

starting the adjusting pipe 8 through the control platform 3, the adjusting pipe 8 drives the threaded rod 23 to rotate, the threaded rod 23 drives the lifting cylinder 24 to move, the lifting cylinder 24 drives the pillow 12 to move through the installation box 9, the back horizontal direction of the chair body 1 extending to the pillow 12 is convenient to move, the protruding position of the pillow 12 is convenient to adjust, and the application range is further improved.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. The utility model provides a billow formula chair pillow adjustment mechanism, includes chair body (1), its characterized in that, the left side outer wall fixed mounting of chair body (1) has regulating box (4), the bottom inner wall fixed mounting of regulating box (4) has first motor (15), the fixed cover of output of first motor (15) has been cup jointed output shaft (16), output shaft (16) are connected with worm (17) through the bevel gear transmission, worm (17) meshing has worm wheel (19), the inner ring fixed cover of worm wheel (19) has been cup jointed transfer line (18), the both sides of transfer line (18) all are connected with dwang (20) through gear transmission, the outer wall of dwang (20) all is cup jointed incomplete gear (21) completely, incomplete gear (21) meshing has rack (14), the last fixed surface of rack (14) is connected with horizontal pole (6), the both ends of horizontal pole (6) all run through and extend to the outside of regulating box (4), the extension end fixedly connected with mounting disc (7) of horizontal pole (6), the upper surface of mounting disc (7) has regulating tube (8) through bolt fixed mounting, the bottom inner wall fixed mounting of regulating tube (8) has second motor (22), the fixed cover of output of second motor (22) has threaded rod (23), the outer wall threaded connection of threaded rod (23) has a lift section of thick bamboo (24), the other end of a lift section of thick bamboo (24) runs through and extends to the outside of regulating tube (8), the top fixedly connected with install bin (9) of a lift section of thick bamboo (24), the top outer wall fixedly connected with pillow (12) of install bin (9).

2. The mechanism as claimed in claim 1, characterized in that both ends of the worm (17) are rotatably connected with the inner wall of the adjusting box (4), one end of the transmission rod (18) is rotatably connected with the inner wall of the adjusting box (4), and one end of the transmission rod (18) is rotatably connected with the inner wall of the adjusting box (4).

3. The mechanism as claimed in claim 1, wherein the inner wall of the adjusting box (4) is fixedly connected with a limiting rod (13), and the rack (14) is connected with the limiting rod (13) in a sliding manner.

4. The mechanism for adjusting the pillow of the billows chair as claimed in claim 1, wherein sliding grooves (5) are formed in both sides of the adjusting box (4), and both ends of the cross rod (6) penetrate through the sliding grooves (5) and are connected with the sliding grooves (5) in a sliding manner.

5. The mechanism for adjusting the pillow of the billows chair as claimed in claim 1, wherein the two sides of the inner wall of the adjusting pipe (8) are fixedly connected with slide rails (25), the outer wall of each slide rail (25) is slidably connected with a slide block (26), and the outer wall of each slide block (26) is fixedly connected with the outer wall of the bottom end of the lifting cylinder (24).

6. The mechanism for adjusting the pillow of the billows chair as claimed in claim 1, wherein two sides of the inner wall of the installation box (9) are fixedly connected with sliding rods (29), the outer wall of the sliding rods (29) is slidably connected with a moving plate (28), the lower surface of the moving plate (28) is slidably connected with a spring resistor (27), the bottom end of the spring resistor (27) is fixedly connected with the inner wall of the bottom end of the installation box (9), two sides of the lower surface of the moving plate (28) are fixedly connected with connecting rods (10), the bottom ends of the connecting rods (10) penetrate through and extend to the outside of the installation box (9), and the extending ends of the connecting rods (10) are fixedly connected with rollers (11).

7. The mechanism as claimed in claim 1, wherein a storage battery (2) is fixedly mounted on the outer wall of the bottom of the chair body (1), a control platform (3) is fixedly mounted on the upper surface of the storage battery (2), the first motor (15), the second motor (22) and the control platform (3) are electrically connected with the storage battery (2), and the first motor (15) and the second motor (22) are electrically connected with the control platform (3).