CN213007406U

CN213007406U - Adjustable axle

Info

Publication number: CN213007406U
Application number: CN202022026983.XU
Authority: CN
Inventors: 刘智军
Original assignee: Qingdao Huatian Hand Truck Co Ltd
Current assignee: Qingdao Huatian Hand Truck Co Ltd
Priority date: 2020-09-16
Filing date: 2020-09-16
Publication date: 2021-04-20
Anticipated expiration: 2030-09-16

Abstract

The utility model discloses an adjustable axle, including connecting axle (100), semi-axis (200) and spacing subassembly (300), semi-axis (200) are provided with two, and two semi-axes are installed respectively in connecting axle (100) both ends, connecting axle (100) and two semi-axes (200) are realized connecting through screw-thread fit, connecting axle (100) and the coaxial setting of two semi-axes (200), and this semi-axis (200) are used for installing the wheel, install on semi-axis (200) spacing subassembly (300). The utility model discloses, break up the whole into parts and divide into connecting axle and two semi-axles with the axletree main part, shortened the processing length, reduced the processing degree of difficulty, and the accessible changes the processing length change axletree length of connecting axle, can adapt to the vehicle of different specifications.

Description

Adjustable axle

Technical Field

The utility model belongs to the axletree field, specifically speaking relate to an adjustable axletree.

Background

The axle is an indispensable component of the vehicle as a member for transmitting forces in all directions between the vehicle body and the wheels. The processing of axletree has higher requirement to the machining precision usually, and the axletree among the prior art is integrated structure usually, is formed by lathe processing, because circular runout and cylindricity discrepancy appear easily when processing the major axis, so integrated structure can increase the processing degree of difficulty of axletree, relative also can increase the process time of axletree.

Therefore, the prior art is subject to further improvement and development.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems existing in the prior art, the application provides an adjustable axle.

The technical scheme is as follows:

the utility model provides an adjustable axletree, includes connecting axle, semi-axis and spacing subassembly, the semi-axis is provided with two, and two semi-axes are installed respectively in the connecting axle both ends, connecting axle and two semi-axes are realized connecting through screw-thread fit, the connecting axle sets up with two semi-axes are coaxial, and this semi-axis is used for installing the wheel, spacing subassembly installation is on the semi-axis.

Furthermore, both ends of the connecting shaft are provided with threaded holes, and the half shaft is inserted into the threaded holes to be in threaded connection with the connecting shaft.

Further, the semi-axis includes connecting portion and installation department, the installation department is used for installing the wheel, and the installation department diameter is less than the connecting portion diameter, and the wheel is inboard to be spacing through connecting portion, and the wheel outside is spacing through spacing subassembly.

Preferably, the first limiting scheme comprises that the limiting assembly comprises a bolt and a first gasket, the first gasket is attached to the outer side of the wheel, and the first gasket is fixed on the mounting portion through the bolt. The internal diameter of first gasket is greater than the screw thread major diameter of bolt and is less than half axle installation department diameter, the external diameter of first gasket is greater than wheel hub centre bore diameter and realizes spacing to the wheel with the cooperation connecting portion.

Preferably, spacing scheme two spacing subassembly includes split pin and second gasket, the installation department is provided with the pinhole, pinhole perpendicular to semi-axis, the second gasket cover is located on the installation department, and is located between the wheel outside and the split pin. The clearance fit is realized with the semi-axis installation department in the inside diameter hole of second gasket, the external diameter of second gasket is greater than wheel hub centre bore diameter and realizes spacing to the wheel with cooperation connecting portion.

Advantageous effects

The utility model discloses, break up the whole into parts and divide into connecting axle and two semi-axles with the axletree main part, shortened the processing length, reduced the processing degree of difficulty, and the accessible changes the processing length change axletree length of connecting axle, can adapt to the vehicle of different specifications. And because the utility model discloses can select the bolt spacing or the split pin spacing according to actual conditions, make the utility model discloses very nimble to the spacing mode of wheel, the axletree among the applicable motorcycle type than prior art is more.

Drawings

Fig. 1 is a schematic structural view of an adjustable axle according to embodiment 1 of the present invention;

FIG. 2 is a schematic structural view of a half shaft according to an embodiment of the present invention;

fig. 3 is a schematic structural view of an adjustable axle according to embodiment 2 of the present invention.

In the figure: 100. a connecting shaft; 110. a threaded hole; 200. a half shaft; 210. a connecting portion; 220. an installation part; 300. a limiting component; 310. a bolt; 320. a first gasket; 330. a cotter pin; 331. a pin hole; 340. a second gasket.

Detailed Description

In order to make those skilled in the art better understand the technical solution of the present invention, the following description, together with the drawings of the present invention, clearly and completely describes the technical solution of the present invention, and based on the embodiments in the present application, other similar embodiments obtained by those skilled in the art without creative efforts shall all belong to the protection scope of the present application. In addition, directional terms such as "upper", "lower", "left", "right", etc. in the following embodiments are directions with reference to the drawings only, and thus, the directional terms are used for illustration and not for limitation of the present invention.

As shown in fig. 1 and 2, in order to achieve the basic structure of preferred embodiment 1 of the present invention, an adjustable axle comprises a connecting shaft 100, half shafts 200 and a limiting component 300, wherein the half shafts 200 are provided with two, the two half shafts are respectively installed at two ends of the connecting shaft 100, the connecting shaft 100 and the half shafts 200 are connected through a screw-thread fit, the connecting shaft 100 and the two half shafts 200 are coaxially arranged, and the half shafts 200 are used for installing wheels. The utility model discloses, break up the whole into parts and divide into connecting axle 100 and two semi-axles 200 with the axletree main part, shortened the processing length, reduced the processing degree of difficulty, and the accessible changes the processing length change axletree length of connecting axle 100, can adapt to the vehicle of different specifications.

Both ends of the coupling shaft 100 are provided with screw holes 110, and the half shafts 200 are inserted into the screw holes 110 to be screw-coupled with the coupling shaft 100. Half axle 200 includes connecting portion 210 and installation department 220, installation department 220 is used for installing the wheel, and installation department 220 diameter is less than connecting portion 210 diameter, and the wheel is inboard to carry on spacingly through connecting portion 210, and the wheel outside is spacing through spacing subassembly 300.

The limiting assembly 300 comprises a bolt 310 and a first gasket 320, the first gasket 320 is attached to the outer side of the wheel, and the bolt 310 fixes the first gasket 320 on the mounting portion 220. The inner diameter of the first gasket 320 is larger than the thread major diameter of the bolt 310 and smaller than the diameter of the mounting part 220 of the half shaft 200, and the outer diameter of the first gasket 320 is larger than the diameter of the central hole of the hub to be matched with the connecting part 210 to limit the wheel.

As shown in fig. 2 and 3, in order to provide the basic structure of the preferred embodiment 2 of the present invention, an adjustable axle comprises a limiting solution, wherein the limiting component 300 comprises a split pin 330 and a second spacer 340, the mounting portion 220 is provided with a pin hole 331, the pin hole 331 is used for inserting the split pin 330, the pin hole 331 is perpendicular to the axis of the axle shaft 200, and the second spacer 340 is sleeved on the mounting portion 220 and located between the outer side of the wheel and the split pin 330. The inside diameter hole of the second gasket 340 is in clearance fit with the mounting part 220 of the half shaft 200, and the outside diameter of the second gasket 340 is larger than the diameter of the central hole of the hub to limit the wheel by matching with the connecting part 210.

Because the utility model discloses can select the bolt spacing or the split pin spacing according to actual conditions, make the utility model discloses very nimble to the spacing mode of wheel, the axletree among the applicable motorcycle type than prior art is more.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the scope of the invention, i.e. the present invention is intended to cover all equivalent variations and modifications within the scope of the present invention.

Claims

1. The utility model provides an adjustable axle, its characterized in that, includes connecting axle (100), semi-axis (200) and spacing subassembly (300), semi-axis (200) are provided with two, and two semi-axes are installed respectively in connecting axle (100) both ends, connecting axle (100) and two semi-axes (200) are connected through screw-thread fit realization, connecting axle (100) and two coaxial settings of semi-axis (200), and this semi-axis (200) are used for installing the wheel, spacing subassembly (300) are installed on semi-axis (200).

2. The adjustable axle according to claim 1, characterized in that both ends of the connecting shaft (100) are provided with threaded holes (110), and the half shaft (200) is inserted into the threaded holes (110) to be threadedly connected with the connecting shaft (100).

3. The adjustable axle according to claim 1, wherein the axle shaft (200) comprises a connecting portion (210) and a mounting portion (220), the mounting portion (220) being configured to mount a wheel, the mounting portion (220) having a diameter smaller than the diameter of the connecting portion (210), the inner side of the wheel being restrained by the connecting portion (210) and the outer side of the wheel being restrained by the restraining assembly (300).

4. The adjustable axle of claim 3 wherein the spacing assembly (300) includes a bolt (310) and a first washer (320), the first washer (320) engaging the outboard side of the wheel, the bolt (310) securing the first washer (320) to the mounting portion (220).

5. The adjustable axle of claim 4 wherein the first washer (320) has an inner diameter greater than the major diameter of the threads of the bolt (310) and less than the diameter of the mounting portion (220) of the axle half shaft (200), and the first washer (320) has an outer diameter greater than the diameter of the central bore of the hub to cooperate with the coupling portion (210) to limit the wheel.

6. The adjustable axle according to claim 3, wherein the limiting assembly (300) comprises a cotter pin (330) and a second shim (340), the mounting portion (220) is provided with a pin hole (331), the pin hole (331) is used for inserting the cotter pin (330), the pin hole (331) is perpendicular to the axis of the half shaft (200), and the second shim (340) is sleeved on the mounting portion (220) and is located between the outer side of the wheel and the cotter pin (330).

7. The adjustable axle of claim 6, wherein the inner diameter bore of the second shim (340) is clearance fit with the half shaft (200) mounting portion (220), and the outer diameter of the second shim (340) is larger than the hub center bore diameter to engage the coupling portion (210) to limit the wheel.