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Telescopic adjustable jack

A telescopic adjustment and jack technology, which is applied to mobile jacks, lifting devices, etc., can solve problems such as poor operation stability and reduce the possibility of lodging.

Pending Publication Date: 2022-06-07
FENGHUA NANFANG MACHINERY MANUFACTORY
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0006] In order to improve the defect of poor operation stability of lifting large vehicles, the application provides a telescopic adjustable jack

Method used

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  • Telescopic adjustable jack
  • Telescopic adjustable jack
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Embodiment Construction

[0050] Attached to the following Figure 1-10 This application will be described in further detail.

[0051] The embodiment of the present application discloses a telescopically adjustable jack. refer to figure 1 and figure 2 , the telescopically adjustable jack includes a bracket 1, a telescopic frame 2, a handle 3, a transmission mechanism 4 and a lifting mechanism 5, wherein the lifting mechanism 5 is installed in the bracket 1, and the telescopic frame 2 is slidably connected to the bracket 1 Outside, the transmission mechanism 4 is arranged between the bracket 1 and the telescopic frame 2, and the handle 3 is rotatably connected to the telescopic frame 2, and the handle 3 and the transmission mechanism 4 are connected to each other.

[0052] It should be noted that, in the present application, since the specific structure of the lifting mechanism 5 is basically described in the related art of the background art, it will not be described below. When it is necessary to...

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Abstract

The invention relates to the technical field of maintenance of hydraulic lifting tools, in particular to a jack capable of being telescopically adjusted. The lifting device comprises a bracket, a telescopic frame, a handle, a transmission mechanism and a lifting mechanism, the lifting mechanism is arranged in the bracket, the telescopic frame is connected to the bracket in a sliding mode, and the transmission mechanism is arranged between the bracket and the telescopic frame; the handle is rotationally connected into the telescopic frame, and the handle presses the quick pump of the lifting mechanism through the transmission mechanism. The lifting device has the effect of improving the operation stability of lifting the large automobile.

Description

technical field [0001] The invention relates to the technical field of repairing hydraulic lifting tools, in particular to a telescopically adjustable jack. Background technique [0002] The jack refers to a light and small lifting device that uses a rigid lifting piece as a working device to lift heavy objects through a small stroke of the top bracket or the bottom claw. The jack is widely used because of its light and strong structure, flexible and reliable, and easy to carry. It is used for lifting and supporting work in factories, mines and transportation. [0003] In the related art, the patent document with the authorization announcement number CN202279661U discloses a push-down wheeled hydraulic jack, which mainly includes a bracket, an oil cylinder assembly, a boom assembly and a handle, wherein the oil cylinder assembly is arranged in the bracket , and the lifting arm assembly is arranged on the valve seat of the oil cylinder assembly; the handle is rotatably conne...

Claims

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Application Information

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IPC IPC(8): B66F5/04
CPCB66F5/04
Inventor 吴锡辉宋亚华王继辉竺亚权
Owner FENGHUA NANFANG MACHINERY MANUFACTORY
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