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Retaining device for retaining hanger trolley

The technology of a blocking device and a trolley is applied in the field of blocking devices and trolley blocking devices for spreaders, which can solve the problems that the spreader is easy to run out of the track, safety accidents, switch failures, etc., and achieves the effects of simple structure, guaranteed safety and low cost.

Inactive Publication Date: 2014-12-31
MIRACLE AUTOMATION ENG CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] In the prior art, the welded elevator may have a switch failure phenomenon during the lifting process. After the switch fails, the spreader that stops on the movable track is likely to rush out of the track, causing a safety accident

Method used

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  • Retaining device for retaining hanger trolley
  • Retaining device for retaining hanger trolley

Examples

Experimental program
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Embodiment Construction

[0012] Below the present invention will be further described in conjunction with the embodiment in the accompanying drawing:

[0013] Such as Figure 1~2 As shown, the present invention mainly includes a mounting bracket 1, and the mounting bracket 1 is connected to the exit of the movable track by bolts.

[0014] The base 2 is fixed on the mounting bracket 1, and the rotating shaft 4 is installed in the base 2 by rotation. The L-shaped opening handle 3 is welded to the left end of the rotating shaft 4, and the right end of the rotating shaft 4 is connected to the retaining arm 5 that blocks the movable track outlet.

[0015] Set roller 8 on described opening handle 3.

[0016] A return spring 7 is provided between the opening handle 3 and the base 2, and the return spring 7 can drive the opening handle 3 back to its original position through spring tension.

[0017] A self-lubricating bearing 6 is provided at the connection between the rotating shaft 4 and the base 2 , and...

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PUM

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Abstract

The invention relates to a retaining device, in particular to a retaining device for retaining a hanger trolley, and belongs to the technical field of mechanical equipment. The retaining device comprises a mounting support; a base is fixed on the mounting support; a rotating shaft is rotatably mounted in the base; a release handle in an L shape is welded at the left end of the rotating shaft; a retaining arm is connected to the right end of the rotating shaft; a return spring is arranged between the release handle and the base. The retaining device is simple, compact and reasonable in structure, convenient and reliable to use and low in cost; the retaining device can prevent the hanger trolley from running out of a rail in case of switch failure, and safety is guaranteed.

Description

technical field [0001] The invention relates to a blocking device, in particular to a blocking device for a spreader trolley, which belongs to the technical field of mechanical equipment. Background technique [0002] In the prior art, a switch failure phenomenon may occur during the lifting process of the welded elevator, and the spreader stopped on the movable track after the switch failure is likely to rush out of the track, causing a safety accident. Contents of the invention [0003] The object of the present invention is to overcome the above disadvantages, thereby providing a spreader trolley blocking device, which can prevent the spreader trolley from rushing out of the track in the case of a switch failure, thereby ensuring safety. [0004] According to the technical solution provided by the present invention, the suspension trolley blocking device includes a mounting bracket, which is characterized in that: the base is fixed on the mounting bracket, and the rotat...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): B65G35/00
Inventor 顾志军王善娟吴振超
Owner MIRACLE AUTOMATION ENG CO LTD
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