CN204587015U - A kind of crawler type field machine fluid-link steering and brake integrated system - Google Patents

A kind of crawler type field machine fluid-link steering and brake integrated system Download PDF

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Publication number
CN204587015U
CN204587015U CN201520058636.1U CN201520058636U CN204587015U CN 204587015 U CN204587015 U CN 204587015U CN 201520058636 U CN201520058636 U CN 201520058636U CN 204587015 U CN204587015 U CN 204587015U
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CN
China
Prior art keywords
brake
integration module
fluid
control integration
pressure
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201520058636.1U
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Chinese (zh)
Inventor
陆世斌
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Pei he new Polytron Technologies Inc
Original Assignee
Guangxi Kaiyuan Machinery Manufacturing Co Ltd
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Publication date
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Priority to CN201520058636.1U priority Critical patent/CN204587015U/en
Application granted granted Critical
Publication of CN204587015U publication Critical patent/CN204587015U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses the fluid-link steering of a kind of crawler type field machine and brake integrated system, belong to hydraulic efficiency pressure system field.This system comprises: fuel tank, Hydraulic Pump, fluid control integration module, two road ratio of turning valves, brake apportioning valve and duplex brake/steering cylinder.The utility model can realize the left and right turning function turning to speed to be directly proportional to hydraulic pressure size, and the brake function that braking strength is directly proportional to hydraulic pressure size, thus crawler type field machine is turned to flexibly, brake laborsaving.

Description

A kind of crawler type field machine fluid-link steering and brake integrated system
Technical field
The utility model relates to a kind of hydraulic efficiency pressure system, particularly the fluid-link steering of a kind of crawler type field machine and brake integrated system.
Background technology
Traditional field machine is all that the mode of manually machinery turns to realize the left and right of complete machine and brakes, its shortcoming is: left and right turn underaction, brake power are not and operation effort, so not only make chaufeur easily tired, and operating efficiency is low again.
Utility model content
The purpose of this utility model is to provide a kind of and turns to flexibly, it is laborsaving to brake, the crawler type field machine fluid-link steering of economize energy and brake integrated system.
The utility model is achieved in that the fluid-link steering of a kind of crawler type field machine and brake integrated system, comprises fuel tank, Hydraulic Pump, fluid control integration module, two road ratio of turning valves, brake apportioning valve and duplex brake/steering cylinder, the oil outlet of described fuel tank is connected with the oil suction of Hydraulic Pump by conduit under fluid pressure, the oil outlet of described Hydraulic Pump is connected by the input port of conduit under fluid pressure with fluid control integration module, the return opening of described fluid control integration module is connected with the input port of fuel tank by conduit under fluid pressure, described fluid control integration module is connected by the left mouth of conduit under fluid pressure with two road ratio of turning valves, described fluid control integration module is connected by the right mouth of conduit under fluid pressure with two road ratio of turning valves, described fluid control integration module is connected with brake apportioning valve by conduit under fluid pressure, described fluid control integration module by conduit under fluid pressure brake with duplex/left oil port of steering cylinder is connected, described fluid control integration module by conduit under fluid pressure with brake with duplex/right oil port of steering cylinder is connected.
Preferably, unloader valve is provided with in described fluid control integration module.
Preferably, the flow range of described Hydraulic Pump is 10 ~ 30L/min, and range of pressure is 5 ~ 16MPa.
Preferably, the maximum regulation and control pressure of described fluid control integration module is 4 ~ 8MPa.
Compared with prior art, the utility model has following beneficial effect: 1. hydraulic efficiency pressure system of the present utility model can realize the left and right turning function turning to speed to be directly proportional to hydraulic pressure size, and the brake function that braking strength is directly proportional to hydraulic pressure size, thus crawler type field machine is turned to flexibly, brake laborsaving; 2. be provided with unloader valve in hydraulic efficiency pressure system of the present utility model, when nothing turns to or brake signal inputs, system automatic deloading, thus economize energy; 3. the apportioning valve in the utility model hydraulic efficiency pressure system, unloader valve, duplex steering cylinder have been widely used on construction machinery and equipment, and reliability is high.
Accompanying drawing explanation
Fig. 1 is systematic square frame schematic diagram of the present utility model.
Detailed description of the invention
Below in conjunction with accompanying drawing and detailed description of the invention, be described further this enforcement is novel.
As shown in Figure 1, the fluid-link steering of a kind of crawler type field machine and brake integrated system, it comprises fuel tank 1, Hydraulic Pump 2, fluid control integration module 3, two road ratio of turning valve 4, brake apportioning valve 5 and duplex brake/steering cylinder 6.
The oil outlet of described fuel tank 1 is connected by the oil suction of conduit under fluid pressure with Hydraulic Pump 2, the oil outlet of described Hydraulic Pump 2 is connected by the input port of conduit under fluid pressure with fluid control integration module 3, the return opening of described fluid control integration module 3 is connected by the input port of conduit under fluid pressure with fuel tank 1, described fluid control integration module 3 is connected by the left mouth of conduit under fluid pressure with two road ratio of turning valves 4, described fluid control integration module 3 is connected by the right mouth of conduit under fluid pressure with two road ratio of turning valves 4, described fluid control integration module 3 is connected with brake apportioning valve 5 by conduit under fluid pressure, described fluid control integration module 3 by conduit under fluid pressure brake with duplex/left oil port of steering cylinder 6 is connected, described fluid control integration module 3 by conduit under fluid pressure with brake with duplex/right oil port of steering cylinder 6 is connected.
Unloader valve is established to have unloading function in described fluid control integration module 3, when nothing turns to or brake signal inputs, system automatic deloading, thus economize energy; Described fluid control integration module 3 also has voltage regulation function, the maximum working pressure (MWP) of system can be controlled on demand at 4 ~ 8MPa, ensures hydraulic work system safety.
The flow range of described Hydraulic Pump 2 is 10 ~ 30L/min, and range of pressure is 5 ~ 16MPa.
Principle of work of the present utility model:
Hydraulic Pump 2 of the present utility model is installed on engine torque extraction mouth, for system provides pressure oil; Fluid control integration module 3 is arranged on vehicle frame, can carry out hydraulic pressure distribution according to the signal turned to, brake provides; Two road ratio of turning valves 4 are arranged on chaufeur armrest positions, when left and right turn to and pull handle time export a pressure signal be directly proportional to manipulation dynamics; Brake apportioning valve 5 is arranged on step position, exports a pressure signal be directly proportional to pedal dynamics when brake pedal is stepped on.
(1) when field machine pulls steering tiller left, the left mouth of two road ratio of turning valves 4 exports a pressure signal be directly proportional to handle dynamics, passes to fluid control integration module 3 by hydraulic tubing; When pulling steering tiller to the right, the right mouth of two road ratio of turning valves 4 exports a pressure signal be directly proportional to handle dynamics, passes to fluid control integration module 3 by hydraulic tubing;
When field machine liquid brake pedal is stepped on, brake apportioning valve 5 exports a pressure signal be directly proportional to pedal dynamics, passes to fluid control integration module 3 by hydraulic tubing.
(2) when left direction signal input hydraulic pressure control integration module 3, the left oil port to duplex brake/steering cylinder 6 provides the pressure oil of enough flows, and wherein hydraulic pressure is consistent with pressure signal; When right steering signal input hydraulic pressure control integration module 3, the right oil port to duplex brake/steering cylinder 6 provides the pressure oil of enough flows, and wherein hydraulic pressure is consistent with pressure signal;
When brake signal input hydraulic pressure control integration module 3, provide the pressure oil of enough flows to the left and right hydraulic fluid port of duplex brake/steering cylinder 6, wherein hydraulic pressure is consistent with pressure signal simultaneously.
(3) when the left oil cylinder of pressure oil input duplex brake/steering cylinder 6, left side plunger stretches out, and promotes left oil cylinder crank-operated, realizes left steering, wherein turns to speed to be directly proportional to hydraulic pressure size; When the right oil cylinder of pressure oil input duplex brake/steering cylinder 6, right side plunger stretches out, and promotes right brake/steering crank action, realizes right steering, wherein turns to speed to be directly proportional to hydraulic pressure size;
When pressure oil inputs the left and right oil cylinder of duplex brake/steering cylinder 6 simultaneously, arranged on left and right sides plunger stretches out simultaneously, and promote the action simultaneously of left and right oil cylinder crank, realize brake function, wherein braking strength is directly proportional to hydraulic pressure size.
The above embodiments are only preferred embodiment of the present utility model, can not limit interest field of the present utility model with this, therefore, any amendment done according to the utility model essence, equivalent to substitute, still belong to the scope that the utility model is contained.

Claims (4)

1. the fluid-link steering of crawler type field machine and a brake integrated system, is characterized in that: comprise fuel tank (1), Hydraulic Pump (2), fluid control integration module (3), two roads ratio of turning valve (4), brake apportioning valve (5) and duplex brake/steering cylinder (6), the oil outlet of described fuel tank (1) is connected by the oil suction of conduit under fluid pressure with Hydraulic Pump (2), the oil outlet of described Hydraulic Pump (2) is connected by the input port of conduit under fluid pressure with fluid control integration module (3), the return opening of described fluid control integration module (3) is connected by the input port of conduit under fluid pressure with fuel tank (1), described fluid control integration module (3) is connected by the left mouth of conduit under fluid pressure with two roads ratio of turning valve (4), described fluid control integration module (3) is connected by the right mouth of conduit under fluid pressure with two roads ratio of turning valve (4), described fluid control integration module (3) is connected with brake apportioning valve (5) by conduit under fluid pressure, described fluid control integration module (3) is connected by brake with the duplex left oil port of/steering cylinder (6) of conduit under fluid pressure, described fluid control integration module (3) is connected by the right oil port of conduit under fluid pressure with the/steering cylinder (6) that brakes with duplex.
2. a kind of crawler type field machine according to claim 1 fluid-link steering and brake integrated system, is characterized in that: be provided with unloader valve in described fluid control integration module (3).
3. a kind of crawler type field machine according to claim 1 fluid-link steering and brake integrated system, is characterized in that: the flow range of described Hydraulic Pump (2) is 10 ~ 30L/min, and range of pressure is 5 ~ 16MPa.
4. a kind of crawler type field machine according to claim 1 fluid-link steering and brake integrated system, is characterized in that: the maximum regulation and control pressure of described fluid control integration module (3) is 4 ~ 8MPa.
CN201520058636.1U 2015-01-27 2015-01-27 A kind of crawler type field machine fluid-link steering and brake integrated system Expired - Fee Related CN204587015U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201520058636.1U CN204587015U (en) 2015-01-27 2015-01-27 A kind of crawler type field machine fluid-link steering and brake integrated system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201520058636.1U CN204587015U (en) 2015-01-27 2015-01-27 A kind of crawler type field machine fluid-link steering and brake integrated system

Publications (1)

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CN204587015U true CN204587015U (en) 2015-08-26

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104554438A (en) * 2015-01-27 2015-04-29 广西开元机器制造有限责任公司 Tracked agricultural machinery hydraulic steering and braking integrated system
CN105539575A (en) * 2015-12-16 2016-05-04 中联重机股份有限公司 Crawler walking mechanical hydraulic brake and steering mechanism

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104554438A (en) * 2015-01-27 2015-04-29 广西开元机器制造有限责任公司 Tracked agricultural machinery hydraulic steering and braking integrated system
CN105539575A (en) * 2015-12-16 2016-05-04 中联重机股份有限公司 Crawler walking mechanical hydraulic brake and steering mechanism
CN105539575B (en) * 2015-12-16 2018-05-01 中联重机股份有限公司 A kind of crawler running machinery water brake and steering mechanism

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Legal Events

Date Code Title Description
GR01 Patent grant
C14 Grant of patent or utility model
TR01 Transfer of patent right

Effective date of registration: 20180823

Address after: 315000 2082, room 41, 618 Changxin Road, Jiangbei District, Ningbo, Zhejiang.

Patentee after: Pei he new Polytron Technologies Inc

Address before: 537000 industrial cluster area of northern Lu Chuan County, Yulin, the Guangxi Zhuang Autonomous Region

Patentee before: Guangxi Kaiyuan Machinery Manufacturing Co., Ltd.

TR01 Transfer of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20150826

Termination date: 20200127

CF01 Termination of patent right due to non-payment of annual fee