CN209904738U

CN209904738U - Tractor steam brake device and tractor with same

Info

Publication number: CN209904738U
Application number: CN201920670809.3U
Authority: CN
Inventors: 刘胜
Original assignee: Weifang Taishan Tractor Co Ltd
Current assignee: Weifang Taishan Tractor Co Ltd
Priority date: 2019-05-13
Filing date: 2019-05-13
Publication date: 2020-01-07
Anticipated expiration: 2029-05-13

Abstract

The utility model provides a tractor steam brake device and have tractor of this tractor steam brake device, including the extension spring that clutch blocks, drive clutch blocks wobbling cam and drive clutch blocks reset, its characterized in that: the brake device is characterized by further comprising a brake air chamber, a first pull rod, a second pull rod and a rotating shaft, one end of the rotating shaft is fixedly connected with the cam, the other end of the rotating shaft is fixedly connected with the first pull rod, one end, far away from the rotating shaft, of the first pull rod is hinged to the second pull rod, and one end, far away from the first pull rod, of the second pull rod is in transmission connection with the brake air chamber. The number of the tractor steam brake devices is four, two of the tractor steam brake devices are symmetrically arranged along the front axle, and the remaining two tractor steam brake devices are symmetrically arranged along the rear axle. This application drives the connecting rod drive pivot through brake chamber, and brake chamber drive power is big, the reaction is fast, and the connecting rod can be timely effectual transmits power for the brake friction block to the braking that the great tractor of messenger load can be better.

Description

Tractor steam brake device and tractor with same

Technical Field

The utility model relates to a tractor brake equipment.

In particular to a tractor steam brake device and a tractor with the same.

Background

The tractor is used for towing and driving the operation machine to complete various mobile operations. Can also be used as fixed operation power. The system or the device comprises an engine, a transmission system, a walking system, a steering system, a hydraulic suspension system, a power output system, an electric instrument system, a driving control system, a traction system and the like. The power of the engine is transmitted to the driving wheels by the transmission system, so that the tractor runs.

At present, drum brake or disc brake is adopted in the commonly used tractor brake, the general structure is simpler, and when the tractor carries heavy cargo, the conventional brake device often has the problems of untimely response, poor brake effect and the like.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome the weak point of above-mentioned conventional art, provide a tractor steam brake device who improves brake performance, another object of the utility model is to provide a tractor with this tractor steam brake device.

The purpose of the utility model is achieved through the following technical measures:

tractor steam brake device, including the extension spring that clutch blocks, drive clutch blocks wobbling cam and drive clutch blocks reset, its characterized in that: the brake device is characterized by further comprising a brake air chamber, a first pull rod, a second pull rod and a rotating shaft, one end of the rotating shaft is fixedly connected with the cam, the other end of the rotating shaft is fixedly connected with the first pull rod, one end, far away from the rotating shaft, of the first pull rod is hinged to the second pull rod, and one end, far away from the first pull rod, of the second pull rod is in transmission connection with the brake air chamber.

The specific optimization scheme further comprises a support, the support is connected with a tractor body, and the rotating shaft and the brake air chamber are respectively connected with the support.

The utility model provides a specific optimization scheme, the support includes base and pivot support, and the pivot support rotates with the pivot to be connected, and the pivot support is located the pivot tip, and fixed connection can be dismantled with the base to the pivot support.

The utility model provides a concrete optimization scheme, the pivot support includes bearing frame and connecting seat, and the bearing frame rotates with the pivot to be connected, bearing frame and connecting seat fixed connection, and the connecting seat passes through the bolt can dismantle fixed connection with the base.

The support comprises a base and a brake chamber support, and the brake chamber support is detachably and fixedly connected with the base and the brake chamber respectively.

The utility model provides a concrete optimization scheme, brake chamber support is buckled and is set up, and brake chamber support one end passes through the bolt can dismantle fixed connection with the base, and the other one end of brake chamber support passes through the bolt can dismantle fixed connection with brake chamber.

The utility model provides a concrete optimization scheme, the base includes first connecting piece, second connecting piece, third connecting piece, fourth connecting piece, and first connecting piece both ends are connected with second connecting piece and fourth connecting piece respectively, and the third connecting piece both ends are connected with second connecting piece and fourth connecting piece respectively, and first connecting piece and second connecting piece are connected with the tractor automobile body respectively, and the support is connected with first connecting piece and second connecting piece respectively.

Owing to adopted above-mentioned technical scheme, compare with prior art, the utility model has the advantages that:

this application drives the connecting rod drive pivot through brake chamber, and brake chamber drive power is big, the reaction is fast, and the connecting rod can be timely effectual transmits power for the brake friction block to the braking that the great tractor of messenger load can be better.

Tractor with tractor vapour device of stopping, its characterized in that: the front axle and the rear axle are connected with the support.

According to a specific optimization scheme, the number of the tractor steam brake devices is two or four.

The utility model provides a specific optimization scheme, the quantity of tractor steam brake device is four, and wherein two are along front axle symmetry setting, and remaining two are along rear axle symmetry setting.

this application drives the connecting rod drive pivot through brake chamber owing to set up the tractor steam brake device respectively in four directions to make the great tractor of load can better braking, make the braking steady rapidly.

The present invention will be further described with reference to the accompanying drawings and the following detailed description.

Drawings

Fig. 1 is a schematic structural diagram of the tractor of the present invention.

Fig. 2 is a schematic structural view of the tractor of the present invention.

Fig. 3 is a sectional view a-a of fig. 1.

Fig. 4 is a schematic diagram of the state of the brake of the tractor steam brake device of the utility model.

Fig. 5 is a schematic diagram of the brake operation state of the tractor steam brake device of the present invention.

Fig. 6 is a schematic structural diagram of the bracket of the present invention.

Detailed Description

Example 1: as shown in fig. 3-6, the tractor steam brake device comprises a friction block 1, a cam 2 for driving the friction block 1 to swing, a tension spring 3 for driving the friction block 1 to reset, a brake air chamber 4, a first pull rod 51, a second pull rod 52, a rotating shaft 6 and a bracket 7.

One end of the rotating shaft 6 is fixedly connected with the cam 2, the other end of the rotating shaft 6 is fixedly connected with the first pull rod 51, one end of the first pull rod 51, which is far away from the rotating shaft 6, is hinged with the second pull rod 52, and one end of the second pull rod 52, which is far away from the first pull rod 51, is in transmission connection with the brake chamber 4. The direct pull rod pulling pivot through brake chamber of traditional art, this application can make pivot rotation range bigger, rapider through first pull rod 51 and second pull rod 52 cooperation brake chamber 4 to make the tractor, especially under the more condition of high horse power tractor load, still can brake rapidly, prevent to cause the braking accident because of transshipping.

The bracket 7 is connected with the tractor body, and the rotating shaft 6 and the brake chamber 4 are respectively connected with the bracket 7.

The support 7 comprises a base and a rotating shaft support 75, the rotating shaft support 75 is rotatably connected with the rotating shaft 6, the rotating shaft support 75 is positioned at the end part of the rotating shaft 6, and the rotating shaft support 75 is detachably and fixedly connected with the base.

The rotating shaft support 75 comprises a bearing seat and a connecting seat, the bearing seat is rotatably connected with the rotating shaft 6, the bearing seat is fixedly connected with the connecting seat, and the connecting seat is detachably and fixedly connected with the base through a bolt.

The bracket 7 comprises a base and a brake chamber bracket 76, and the brake chamber bracket 76 is respectively detachably and fixedly connected with the base and the brake chamber 4.

The brake chamber support 76 is arranged in a bending mode, one end of the brake chamber support 76 is detachably and fixedly connected with the base through a bolt, and the other end of the brake chamber support 76 is detachably and fixedly connected with the brake chamber 4 through a bolt.

The base comprises a first connecting piece 71, a second connecting piece 72, a third connecting piece 73 and a fourth connecting piece 74, two ends of the first connecting piece 71 are respectively connected with the second connecting piece 72 and the fourth connecting piece 74, two ends of the third connecting piece 73 are respectively connected with the second connecting piece 72 and the fourth connecting piece 74, the first connecting piece 71 and the third connecting piece 73 are respectively connected with a tractor body, and the support 7 is respectively connected with the first connecting piece 71 and the second connecting piece 72.

The first link 71 includes an arc-shaped connecting portion to be fitted to the middle of the hub, and the third link 73 includes an arc-shaped connecting portion to be fitted to the middle of the hub. The second connecting piece 72 is matched with the hub to be bent, and the fourth connecting piece 74 is matched with the hub to be bent.

When the brake device is used, the brake air chamber 4 drives the second pull rod 52 to stretch back and forth, then the first pull rod 51 is driven, the brake cam 2 swings, and the friction block 1 swings, as shown in fig. 4, the friction block 1 contracts towards the center under the action of the cam 2 and the tension spring 3, and the friction block 1 is separated from the inner wall, so that the brake is separated; as shown in fig. 5, the friction block 1 is pressed against the inner wall of the brake drum by the brake cam 2, thereby braking.

Example 2: as shown in fig. 1-6, a tractor includes a tractor body, a hub 8, a front axle 91 and a rear axle 92.

Two tractor steam brake devices are respectively arranged at two ends of the front axle 91, and two tractor steam brake devices are respectively arranged at two ends of the rear axle 92.

The tractor steam brake device is as described in embodiment 1, and is not described herein. In addition, the number of tractor steam brake devices may be set only on the front axle 91 or the rear axle 92 according to the requirement, and is not limited to the content given in the embodiment.

Two of the front axles 91 or the rear axles 92 are symmetrically arranged along the front axles 91, and the remaining two front axles 91 or the rear axles 92 are symmetrically arranged along the rear axles 92.

The support 7 of the tractor steam brake device connected with the front axle 91 is fixedly connected with the wheel hub 8; the bracket 7 of the tractor steam brake device connected with the rear axle 92 is fixedly connected with the shell of the rear axle 92. In addition, the design can be flexibly designed according to the requirement.

In practical application, the four tractor steam brake devices can be flexibly controlled through the control device, and the tractor brake can be efficiently controlled.

It is to be understood that although the terms first, second, third, etc. may be used herein to describe various information, such information should not be limited to these terms. These terms are only used to separate the same type of information from each other. For example, first information may also be referred to as second information, and similarly, second information may also be referred to as first information, without departing from the scope of the present disclosure. The word "if" as used herein may be interpreted as referring to "at … …" or "when … …" or "in response to a determination", depending on the context.

Claims

1. Tractor steam brake device, including the extension spring that clutch blocks, drive clutch blocks wobbling cam and drive clutch blocks reset, its characterized in that: the brake device is characterized by further comprising a brake air chamber, a first pull rod, a second pull rod and a rotating shaft, one end of the rotating shaft is fixedly connected with the cam, the other end of the rotating shaft is fixedly connected with the first pull rod, one end, far away from the rotating shaft, of the first pull rod is hinged to the second pull rod, and one end, far away from the first pull rod, of the second pull rod is in transmission connection with the brake air chamber.

2. The tractor steam brake device of claim 1, characterized in that: the tractor further comprises a support, the support is connected with a tractor body, and the rotating shaft and the brake air chamber are respectively connected with the support.

3. The tractor steam brake device of claim 1, characterized in that: the support includes base and pivot support, and the pivot support rotates with the pivot to be connected, and the pivot support is located the pivot tip, and fixed connection can be dismantled with the base to the pivot support.

4. The tractor steam brake device of claim 3, characterized in that: the rotating shaft support comprises a bearing seat and a connecting seat, the bearing seat is rotatably connected with the rotating shaft, the bearing seat is fixedly connected with the connecting seat, and the connecting seat and the base are detachably and fixedly connected through bolts.

5. The tractor steam brake device of claim 1, characterized in that: the support includes base and brake chamber support, and the brake chamber support can dismantle fixed connection with base and brake chamber respectively.

6. The tractor steam brake device of claim 5, wherein: the brake chamber support is bent, one end of the brake chamber support is detachably and fixedly connected with the base through a bolt, and the other end of the brake chamber support is detachably and fixedly connected with the brake chamber through a bolt.

7. The tractor steam brake device of claim 2, characterized in that: the base comprises a first connecting piece, a second connecting piece, a third connecting piece and a fourth connecting piece, two ends of the first connecting piece are connected with the second connecting piece and the fourth connecting piece respectively, two ends of the third connecting piece are connected with the second connecting piece and the fourth connecting piece respectively, the first connecting piece and the third connecting piece are connected with a tractor body respectively, and the support is connected with the first connecting piece and the second connecting piece respectively.

8. A tractor having the tractor steam brake apparatus of any one of claims 2 to 7, characterized in that: the front axle and the rear axle are connected with the support.

9. The tractor according to claim 8, wherein: the number of the tractor steam brake devices is two or four.

10. The tractor according to claim 8, wherein: the number of the tractor steam brake devices is four, two of the tractor steam brake devices are symmetrically arranged along the front axle, and the remaining two tractor steam brake devices are symmetrically arranged along the rear axle.