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An overload warning tractor

A retractor and casing technology, which is applied in the field of overload warning retractors, can solve the problems of easy-to-break cables, etc., and achieve the effect of low manufacturing cost and simple structure

Active Publication Date: 2016-03-30
NINGBO TIANYI SHAFT
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

It is easy to break the cable, which will lead to unexpected consequences

Method used

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  • An overload warning tractor
  • An overload warning tractor
  • An overload warning tractor

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Embodiment Construction

[0011] Below in conjunction with accompanying drawing and specific embodiment the present invention will be described in further detail: Figure 1 to Figure 4 As shown, a tractor for overload warning includes a housing 1, a fixed hook 6 and a movable hook 7. A lifting ring 12 and a chute are arranged inside the housing 1, and a side wall of the housing 1 is installed with A rack 11, the other side wall of the housing 1 is provided with a take-up portion 15, the rack 1 is meshed and connected with a gear 2, and the gear 2 is rotatably arranged on the slider 3, and the slider 3 A second lifting ring 31, a rotating ring 32 and a positioning block 33 are arranged on the top, and the positioning block 33 is slidably arranged in the chute, a spring 4 is arranged between the first lifting ring 12 and the second lifting ring 31, and the sliding The block 3 is fixedly connected with a circular dial 5, the dial 5 is provided with a scale mark 51, a contact 52 and a second contact 53, an...

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Abstract

The invention discloses a tractor capable of sending out an overload warning. The tractor capable of sending out the overload warning comprises a housing, a fixing hook and a moving hook, wherein a first hanging ring and a sliding chute is arranged in the housing, a gear rack is installed on one side wall of the housing, a wire winding portion is arranged on the other side wall of the housing, a gear matched with the gear rack in engagement mode is connected with the gear rack, the gear is arranged on a sliding block in rotation mode, a second hanging ring, a rotating ring and a positioning block are arranged on the sliding block, the positioning block is arranged in the sliding chute in sliding mode, a spring is arranged between the first hanging ring and the second hanging ring, a round dial plate is fixedly connected with the sliding block, a scale mark, a first contact point and a second contact point are arranged on the round dial plate, the gear is fixedly connected with a rotation body, a pointer is arranged on the rotation body, a contact blade is arranged on the pointer, a fixed pulley and a wire outlet are arranged at the bottom of the housing, and a battery portion is arranged on the housing. Compared with the prior art, the tractor capable of sending out the overload warning is simple in structure and low in manufacturing cost, can display pulling force applied to a cable, and has a warning function, and furthermore can send out the overload warning so as to remind a user to be careful when the pulling force is overlarge.

Description

technical field [0001] The invention belongs to the field of automobile tractors, in particular to an overload warning tractor. Background technique [0002] Now the car has become a means of transportation that is more and more popular for people to travel to the family. When a car breaks down, most of them will ask friends or other vehicle drivers to help nearby, usually with simple nylon rope or other materials. Rope traction, commonly known as soft drag. Soft towing often produces instantaneous huge force due to the tractor starting or sudden acceleration. It is easy to break the cable, which will lead to unexpected consequences. Contents of the invention [0003] Aiming at the deficiencies in the prior art, the present invention provides an overload warning tractor, which has a simple structure and low manufacturing cost, can display the pulling force on the cable, and has an alarm function. When the pulling force is too large, an alarm can be issued. Remind users ...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): B60D1/00B60D1/58
Inventor 叶培玉
Owner NINGBO TIANYI SHAFT
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