CN210276521U

CN210276521U - Shock-resistant and compression-resistant five-wheel wheelchair foot

Info

Publication number: CN210276521U
Application number: CN201920643658.2U
Authority: CN
Inventors: 檀劲松; 雷爱成; 冯春雷; 钱信
Original assignee: Anhui Baoyu Metal Technology Co ltd
Current assignee: Anhui Baoyu Metal Technology Co ltd
Priority date: 2019-05-04
Filing date: 2019-05-04
Publication date: 2020-04-10
Anticipated expiration: 2029-05-04

Abstract

The utility model belongs to the technical field of five rounds of swivel chairs, especially, five rounds of swivel chair feet of antidetonation resistance to compression type, including an installation section of thick bamboo, the surface difference fixedly connected with bearing bar and the enhancement piece of an installation section of thick bamboo, the table of enhancement piece is connected with two adjacent bearing bar fixed surface respectively, the function groove has all been seted up to the lower surface of five bearing bars, one side inner wall difference fixedly connected with horizontal strengthening rib and the slant strengthening rib in function groove, the one end of a plurality of horizontal strengthening ribs all with function groove opposite side inner wall fixed connection, the one end of a plurality of slant strengthening ribs all with function groove opposite side inner wall fixed connection, the equal fixedly connected with function block of one end of an installation section of thick bamboo is kept away from to five bearing bars, the installing port. This five rounds of wheelchair feet of antidetonation resistance to compression type through setting up the bearing bar, the inside of five bearing bars all is provided with horizontal stiffener, makes this device have intensity higher, difficult tear and difficult destroyed effect.

Description

Shock-resistant and compression-resistant five-wheel wheelchair foot

Technical Field

The utility model relates to a five rounds of swivel chair technical field especially relates to a five rounds of swivel chair feet of antidetonation resistance to compression type.

Background

A five-wheel swivel chair is a chair with five wheels as a structure contacting with the ground as the name implies. Has the characteristics of stable structure, convenient movement and the like. However, the chair leg grooves of the existing five-wheel swivel chair only have transverse reinforcing ribs, and the strength is not high. When the product is vibrated and extruded in the using process, the product is easy to break or crack, and the user experience is influenced.

SUMMERY OF THE UTILITY MODEL

Based on the technical problem that five rounds of wheelchair legs intensity is not high, shock attenuation, resistance to compression effect are not good enough now, the utility model provides a five rounds of wheelchair legs of antidetonation resistance to compression type.

The utility model provides a five rounds of wheelchair feet of antidetonation resistance to compression type, including an installation section of thick bamboo, the surface difference fixedly connected with bearing bar and the enhancement piece of an installation section of thick bamboo, the table of enhancement piece is connected with two adjacent bearing bar fixed surface respectively, five the function groove has all been seted up to the lower surface of bearing bar, one side inner wall difference fixedly connected with horizontal strengthening rib and slant strengthening rib of function groove is a plurality of the one end of horizontal strengthening rib all with function groove opposite side inner wall fixed connection, a plurality of the one end of slant strengthening rib all with function groove opposite side inner wall fixed connection, five the equal fixedly connected with function piece of one end that an installation section of thick bamboo was kept away from to the bearing bar is five the installing port has all been seted up to the upper surface of function piece, the inner wall of installing port runs through and extends to the.

Preferably, the inner wall of the mounting opening is fixedly connected with a bearing, and the inner ring of the bearing is fixedly connected with a connecting rod.

Preferably, the upper surface of the connecting rod, the upper surface of the bearing and the upper surface of the functional block are fixedly connected with dustproof sheets, and the surface of the connecting rod is fixedly connected with a functional ring.

Preferably, the lower extreme fixedly connected with bearing steel sheet of connecting rod, the lower fixed surface of bearing steel sheet is connected with the piston board, the surperficial activity of piston board has cup jointed the buffer cylinder.

Preferably, the lower fixed surface of piston plate is connected with first spring, bottom jade wall fixed connection in the lower extreme and the buffer cylinder of first spring, be provided with hydraulic oil in the cavity between bottom jade wall in piston plate lower surface and the buffer cylinder, the last fixed surface of buffer cylinder is connected with the second spring, the upper end and the function of second spring encircle fixed surface and be connected, the lower fixed surface of buffer cylinder installs the universal wheel.

Preferably, the five bearing rods are internally provided with transverse reinforcing rods, the five bearing rods are internally provided with longitudinal reinforcing rods, and the surfaces of the transverse reinforcing rods are Jiong-shaped.

Preferably, a plurality of connecting holes are formed in the surfaces of the transverse reinforcing rods, and the inner walls of the connecting holes are fixedly connected with the surfaces of the corresponding longitudinal reinforcing rods.

The utility model provides a beneficial effect does:

1. through setting up the bearing bar, the inside of five bearing bars all is provided with horizontal stiffener, makes this device have intensity higher, difficult tear and difficult destroyed effect.

2. Through setting up the connecting rod, the lower extreme fixedly connected with bearing steel sheet of connecting rod makes this device have good shock attenuation effect.

Drawings

FIG. 1 is a schematic structural view of an anti-seismic and anti-compression five-wheel wheelchair leg provided by the present invention;

FIG. 2 is a longitudinal sectional view of a bearing bar structure of an anti-seismic and anti-compression five-wheel wheelchair leg provided by the utility model;

fig. 3 is the utility model provides a horizontal cross-sectional view of bearing bar structure of five wheel wheelchair legs of antidetonation resistance to compression type.

In the figure: 1. mounting the cylinder; 2. a load-bearing bar; 3. a reinforcing sheet; 4. a functional groove; 5. transverse reinforcing ribs; 6. oblique reinforcing ribs; 7. a function block; 8. a bearing; 9. a connecting rod; 10. a dust-proof sheet; 11. a functional ring; 12. a load-bearing steel plate; 13. a piston plate; 14. a buffer cylinder; 15. a first spring; 16. a second spring; 17. a universal wheel; 18. a transverse stiffener; 19. a longitudinal stiffener.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, an anti-seismic and anti-compression five-wheel wheelchair leg, as shown in fig. 1 and 3, comprises an installation cylinder 1, wherein the surface of the installation cylinder 1 is fixedly connected with bearing rods 2 and reinforcing plates 3 respectively, transverse reinforcing rods 18 are arranged inside the five bearing rods 2, longitudinal reinforcing rods 19 are arranged inside the five bearing rods 2, and the surfaces of the transverse reinforcing rods 18 are Jiong-shaped; the surfaces of the transverse reinforcing rods 18 are provided with connecting holes, and the inner walls of the connecting holes are fixedly connected with the surfaces of the corresponding longitudinal reinforcing rods 19; the strength of the bearing rods 2 is increased by matching the transverse reinforcing rods 18 and the longitudinal reinforcing rods 19, the surface of each reinforcing sheet 3 is fixedly connected with the surfaces of two adjacent bearing rods 2 respectively, the stability of the whole structure of the device is increased, the lower surfaces of the five bearing rods 2 are provided with the functional grooves 4, the inner wall of one side of each functional groove 4 is fixedly connected with the transverse reinforcing ribs 5 and the oblique reinforcing ribs 6 respectively, one ends of the transverse reinforcing ribs 5 are fixedly connected with the inner wall of the other side of each functional groove 4, one ends of the oblique reinforcing ribs 6 are fixedly connected with the inner wall of the other side of each functional groove 4, the inner wall of each functional groove 4 is prevented from being easily deformed, one ends of the five bearing rods 2, far away from the mounting cylinder 1, are fixedly connected with the functional blocks 7, mounting ports are formed in the upper surfaces of the five functional blocks 7, and the inner walls of the;

as shown in fig. 2, the inner wall of the mounting opening is fixedly connected with a bearing 8, and the inner ring of the bearing 8 is fixedly connected with a connecting rod 9; the upper surface of the connecting rod 9, the upper surface of the bearing 8 and the upper surface of the functional block 7 are fixedly connected with dustproof sheets 10 to prevent impurities such as dust from falling into the bearing 8 to influence the operation of the bearing 8, and the surface of the connecting rod 9 is fixedly connected with a functional ring 11; the lower end of the connecting rod 9 is fixedly connected with a bearing steel plate 12, the lower surface of the bearing steel plate 12 is fixedly connected with a piston plate 13, and the surface of the piston plate 13 is movably sleeved with a buffer cylinder 14; the lower surface of the piston plate 13 is fixedly connected with a first spring 15, the lower end of the first spring 15 is fixedly connected with an inner bottom wall of the buffer cylinder 14, hydraulic oil is arranged in a cavity between the lower surface of the piston plate 13 and the inner bottom wall of the buffer cylinder 14, the first spring 15 is prevented from being rusted and cracked and has a certain damping effect, the upper surface of the buffer cylinder 14 is fixedly connected with a second spring 16, the upper end of the second spring 16 is fixedly connected with the lower surface of the function ring 11 and has a certain damping effect, and the lower surface of the buffer cylinder 14 is fixedly provided with a universal wheel 17;

by arranging the bearing rods 2 and arranging the transverse reinforcing rods 18 in the five bearing rods 2, the device has the effects of higher strength, difficulty in tearing and damage; through setting up connecting rod 9, the lower extreme fixedly connected with bearing steel sheet 12 of connecting rod 9 makes this device have good shock attenuation effect.

The working principle is as follows: in the practical use process, a plurality of transverse reinforcing rods 18 and a plurality of longitudinal reinforcing rods 19 inside five bearing rods 2 are staggered to form a framework of the bearing rods 2, when the bearing rods 2 are made of light and cheap materials such as polyamide, the longitudinal reinforcing rods 19 and the transverse reinforcing rods 18 which are made of metal materials not only reduce the whole weight of the device and facilitate the use, reduce the production cost, but also increase the whole strength of the bearing rods 2 and enhance the anti-seismic and anti-tear properties, the transverse reinforcing rods 5 and the oblique reinforcing rods 6 on the inner wall of the functional groove 4 also enhance the whole strength of the bearing rods 2, the bearing 8 enables the steering of the universal wheel 17 to be smoother, meanwhile, when the steering of the universal wheel 17 fails, the bearing 8 can help the universal wheel 17 to change the direction, when the device is subjected to vibration and impact, the piston plate 13 moves up and down and forth along the inner wall of the buffer cylinder 14 to reduce the force of vibration, meanwhile, the second spring 16 and the first spring 15 are continuously stretched and contracted to reduce impact energy, and hydraulic oil also has certain buffering and damping effects.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a five rounds of wheelchair feet of antidetonation resistance to compression type, includes an installation section of thick bamboo (1), its characterized in that: the surface of the mounting cylinder (1) is respectively fixedly connected with a bearing rod (2) and a reinforcing sheet (3), the surface of the reinforcing sheet (3) is respectively fixedly connected with the surfaces of two adjacent bearing rods (2), the lower surfaces of the five bearing rods (2) are provided with functional grooves (4), the utility model discloses a bearing rod, including function groove (4), one side inner wall of function groove (4) is fixedly connected with horizontal strengthening rib (5) and slant strengthening rib (6) respectively, and is a plurality of the one end of horizontal strengthening rib (5) all with function groove (4) opposite side inner wall fixed connection, a plurality of the one end of slant strengthening rib (6) all with function groove (4) opposite side inner wall fixed connection, five the equal fixedly connected with function block (7) of one end that installation section of thick bamboo (1) was kept away from in bearing bar (2), five the installing port has all been seted up to the upper surface of function block (7), the inner wall of installing port runs through and extends to function block (7) lower surface.

2. An anti-seismic and anti-compression type five-wheel wheelchair foot according to claim 1, characterized in that: the inner wall of the mounting opening is fixedly connected with a bearing (8), and the inner ring of the bearing (8) is fixedly connected with a connecting rod (9).

3. An anti-seismic and anti-compression type five-wheel wheelchair foot according to claim 2, characterized in that: the dust-proof device is characterized in that the upper surface of the connecting rod (9), the upper surface of the bearing (8) and the upper surface of the functional block (7) are fixedly connected with dust-proof sheets (10), and the surface of the connecting rod (9) is fixedly connected with a functional ring (11).

4. An anti-seismic and anti-compression type five-wheel wheelchair foot according to claim 3, characterized in that: the lower extreme fixedly connected with bearing steel sheet (12) of connecting rod (9), the lower fixed surface of bearing steel sheet (12) is connected with piston plate (13), buffer cylinder (14) have been cup jointed in the surface activity of piston plate (13).

5. An anti-seismic and anti-compression type five-wheel wheelchair foot according to claim 4, characterized in that: the lower fixed surface of piston plate (13) is connected with first spring (15), the lower extreme and buffer cylinder (14) inner bottom jade wall fixed connection of first spring (15), be provided with hydraulic oil in the cavity between piston plate (13) lower surface and buffer cylinder (14) inner bottom jade wall, the last fixed surface of buffer cylinder (14) is connected with second spring (16), the upper end and the function ring (11) lower fixed surface of second spring (16) are connected, the lower fixed surface of buffer cylinder (14) installs universal wheel (17).

6. An anti-seismic and anti-compression type five-wheel wheelchair foot according to claim 1, characterized in that: the five bearing rods (2) are internally provided with transverse reinforcing rods (18), the five bearing rods (2) are internally provided with longitudinal reinforcing rods (19), and the surfaces of the transverse reinforcing rods (18) are Jiong-shaped.

7. An anti-seismic and anti-compression type five-wheel wheelchair foot according to claim 6, characterized in that: connecting holes are formed in the surfaces of the transverse reinforcing rods (18), and the inner walls of the connecting holes are fixedly connected with the surfaces of the corresponding longitudinal reinforcing rods (19).