CN217495722U

CN217495722U - Lightweight drum-type rear axle hub structure

Info

Publication number: CN217495722U
Application number: CN202220792106.XU
Authority: CN
Inventors: 冯跃东
Original assignee: Jiaxing Shuangyue Steel Ring Manufacturing Co ltd
Current assignee: Jiaxing Shuangyue Steel Ring Manufacturing Co ltd
Priority date: 2022-04-07
Filing date: 2022-04-07
Publication date: 2022-09-27
Anticipated expiration: 2032-04-07

Abstract

The utility model discloses a lightweight drum-type rear axle hub structure, including the transmission shaft, the equal fixedly connected with lightweight wheel hub in both ends of transmission shaft, two all be provided with the drum brake on the lightweight wheel hub, be provided with protection component on the drum brake, protection component is including cup jointing the pipe at the drum brake surface, the external fixed surface of pipe is connected with bottom fan blade, the surface sliding connection of pipe has a plurality of top fan blade, and is a plurality of top fan blade's bottom is all through slide bar sliding connection at the top of next top fan blade. The utility model discloses a pulling top-most last flabellum piece, opening the back with whole last flabellum piece to make whole last flabellum piece and end flabellum piece enclose into the circular arc type, be convenient for protect wheel hub, avoid wheel hub to receive external collision thing and damage, improved wheel hub's life, the device operation is got up simple and conveniently, has stronger usability.

Description

Lightweight drum-type rear axle hub structure

Technical Field

The utility model relates to an automobile wheel hub technical field especially relates to a lightweight drum-type rear axle hub structure.

Background

A hub is a cylindrical, centrally mounted metal part on a shaft that supports the tire within its inner contour. Also called rim, steel ring, wheel and tyre bell. The hub is of various kinds according to diameter, width, molding mode and material.

The existing automobile hub is directly exposed in the environment, and when the automobile is driven, the hub is easily collided by stones and sharp objects splashed in the external environment, so that the hub is easily damaged, and the use of the hub is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the lightweight drum-type rear axle hub structure who provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a lightweight drum-type rear axle hub structure, includes the transmission shaft, the equal fixedly connected with lightweight wheel hub in both ends of transmission shaft, two all be provided with the drum brake on the lightweight wheel hub, be provided with the protection component on the drum brake, the protection component is including cup jointing the pipe at drum brake surface, the external surface fixed connection of pipe has end fan blade, the external surface sliding connection of pipe has a plurality of fan blades of going up, and is a plurality of the bottom of going up fan blade all through slide bar sliding connection at the top of next last fan blade, be located the top last fan blade pass through the nut with end fan blade threaded connection.

As a further description of the above technical solution:

the sizes of the bottom fan blade and the plurality of upper fan blades are kept consistent, and the bottom fan blade and the plurality of upper fan blades are circular after being opened.

As a further description of the above technical solution:

the front of pipe fixedly connected with telescopic link, buffer spring has been cup jointed to the surface of telescopic link.

As a further description of the above technical solution:

the front end of the telescopic rod is provided with a disassembling component, and the disassembling component comprises a bottom ring fixedly connected to the front end of the telescopic rod.

As a further description of the above technical solution:

the two ends of the bottom ring are respectively and rotatably connected with a connecting ring and a square frame, and the other end of the connecting ring is rotatably connected with an upper ring.

As a further description of the above technical solution:

the top of the square frame is rotatably connected with a shifting lever, and the shifting lever is movably connected with the top of the upper ring.

The utility model discloses following beneficial effect has:

1. compared with the prior art, this lightweight drum-type rear axle hub structure through the last flabellum blade of pulling top, opens the back with whole last flabellum blades to make whole last flabellum blades enclose into the circular arc type with end flabellum blade, be convenient for protect wheel hub, avoid wheel hub to receive outside collision thing to damage, improved wheel hub's life, the device is operated simple and conveniently, has stronger usability.

2. Compared with the prior art, this lightweight drum-type rear axle hub structure rotates the back through setting up the square frame and will go up the ring and fix, will fit with a contraceptive ring and bottom ring through rotating the driving lever, is convenient for install and dismantle protective assembly to through setting up telescopic link and buffer spring, can cushion the bump thing that bumps at last fan blade and end fan blade.

Drawings

Fig. 1 is a perspective view of the overall appearance of a hub structure of a lightweight drum-type rear axle according to the present invention;

fig. 2 is an expanded view of an upper fan blade and a bottom fan blade of a hub structure of a lightweight drum-type rear axle according to the present invention;

fig. 3 is an overall side view of a hub structure of a lightweight drum-type rear axle according to the present invention;

fig. 4 is an enlarged view of a point a in fig. 1.

Illustration of the drawings:

1. a drive shaft; 2. a lightweight hub; 3. a drum brake; 4. a circular tube; 5. a bottom fan blade; 6. an upper fan blade; 7. a slide bar; 8. a nut; 9. a telescopic rod; 10. a buffer spring; 11. a bottom ring; 12. a connecting ring; 13. a square frame; 14. ring fitting; 15. a deflector rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the utility model provides a pair of lightweight drum-type rear axle hub structure: the brake device comprises a transmission shaft 1, light-weight hubs 2 are fixedly connected to two ends of the transmission shaft 1, the light-weight hubs 2 are made of light-weight alloy materials, drum brakes 3 are arranged on the two light-weight hubs 2, the drum brakes 3 are also called block brakes, the brakes are realized by pressing brake blocks on brake wheels, protective components are arranged on the drum brakes 3 and comprise round pipes 4 sleeved on the outer surfaces of the drum brakes 3, the radius of inner rings of the round pipes 4 is slightly larger than that of the drum brakes 3, bottom fan blades 5 are fixedly connected to the outer surfaces of the round pipes 4, a plurality of upper fan blades 6 are slidably connected to the outer surfaces of the round pipes 4, the sizes of the bottom fan blades 5 and the plurality of upper fan blades 6 are consistent, the bottom fan blades 5 and the plurality of upper fan blades 6 are arranged in a fan shape, and the bottom fan blades 5 and the plurality of upper fan blades 6 are opened to form a circular ring shape, the bottoms of the upper fan blades 6 are connected to the top of the next upper fan blade 6 in a sliding mode through the sliding rods 7, the bottom fan blade 5 and the upper fan blades 6 are provided with sliding grooves matched with the sliding rods 7, the upper fan blades 6 on the upper portions can be pulled to move after moving, and the upper fan blade 6 on the topmost portion is connected with the bottom fan blade 5 in a threaded mode through the nut 8.

The front fixedly connected with telescopic link 9 of pipe 4, buffer spring 10 has been cup jointed to the surface of telescopic link 9, the front end of telescopic link 9 is provided with dismantlement subassembly, it includes the under casing 11 of fixed connection at telescopic link 9 front end to dismantle the subassembly, the front of pipe 4 can set up the back fixed connection of a plurality of telescopic links 9 and under casing 11, the both ends of under casing 11 rotate respectively and are connected with go-between 12 and square frame 13, the other end of go-between 12 rotates and is connected with and fits with well 14, it is with drum brake 3's horizontal line symmetric distribution to fit with 14 and under casing 11, and the size of fitting with a contraceptive ring 14 and under casing 11 all keeps unanimous, square frame 13's top rotates and is connected with driving lever 15, driving lever 15 and the top swing joint who fits with well 14.

The working principle is as follows:

when the protection component needs to be installed, the circular tube 4 is firstly sleeved on the outer surface of the drum brake 3, after the top of the bottom ring 11 is supported at the bottom of the drum brake 3, the upper ring 14 is rotated to cover the top of the drum brake 3, at this time, the frame 13 is rotated first, after one end of the upper ring 14 is sleeved inside the frame 13, the deflector rod 15 is rotated at this time, the deflector rod 15 is pressed on the top of the upper ring 14, the protection assembly can be fixed on the drum brake 3, and after the topmost upper fan blade 6 is pulled, the upper fan blade 6 is rotated to the top of the bottom fan blade 5, the upper fan blade 6 at the bottom is sequentially pulled out through the slide rod 7 while moving until all the upper fan blades 6 and the bottom fan blade 5 enclose a circle, and at the moment, the nut 8 on the upper fan blade 6 at the top is rotated until the nut 8 and the bottom fan blade 5 are fixed.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or make equivalent substitutions on some technical features, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of the present invention.

Claims

1. The utility model provides a lightweight drum-type rear axle hub structure, includes transmission shaft (1), its characterized in that: the improved structure of the fan blade is characterized in that light-weight hubs (2) are fixedly connected to two ends of the transmission shaft (1), drum brakes (3) are arranged on the light-weight hubs (2), protective assemblies are arranged on the drum brakes (3) and comprise round pipes (4) sleeved on the outer surfaces of the drum brakes (3), bottom fan blades (5) are fixedly connected to the outer surfaces of the round pipes (4), a plurality of upper fan blades (6) are slidably connected to the outer surfaces of the round pipes (4), the bottoms of the upper fan blades (6) are slidably connected to the tops of the next upper fan blades (6) through sliding rods (7), and the upper fan blades (6) located at the top are in threaded connection with the bottom fan blades (5) through nuts (8).

2. The hub structure of a lightweight drum-type rear axle according to claim 1, characterized in that: the size of the bottom fan blade (5) is consistent with that of the plurality of upper fan blades (6), and the bottom fan blade (5) and the plurality of upper fan blades (6) are circular after being opened.

3. The hub structure for a lightweight drum-type rear axle according to claim 1, wherein: the front of pipe (4) fixedly connected with telescopic link (9), buffer spring (10) have been cup jointed to the surface of telescopic link (9).

4. A lightweight drum-type rear axle hub structure according to claim 3, characterized in that: the front end of the telescopic rod (9) is provided with a dismounting assembly, and the dismounting assembly comprises a bottom ring (11) fixedly connected to the front end of the telescopic rod (9).

5. The hub structure for a lightweight drum-type rear axle according to claim 4, wherein: two ends of the bottom ring (11) are respectively and rotatably connected with a connecting ring (12) and a square frame (13), and the other end of the connecting ring (12) is rotatably connected with an upper ring (14).

6. The hub structure for a lightweight drum-type rear axle according to claim 5, wherein: the top of the square frame (13) is rotatably connected with a shifting lever (15), and the shifting lever (15) is movably connected with the top of the upper ring (14).