CN204556232U - The test unit of plug-in two position three way directional control valve - Google Patents

The test unit of plug-in two position three way directional control valve Download PDF

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Publication number
CN204556232U
CN204556232U CN201520142535.2U CN201520142535U CN204556232U CN 204556232 U CN204556232 U CN 204556232U CN 201520142535 U CN201520142535 U CN 201520142535U CN 204556232 U CN204556232 U CN 204556232U
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CN
China
Prior art keywords
oil
chamber
working chamber
hose
plug
Prior art date
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
CN201520142535.2U
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Chinese (zh)
Inventor
王克文
王福山
王璇芝
李军营
梁浩新
谢辉
盛秀丽
孟祥富
刘峰
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.)
TIANJIN JINGYAN CONSTRUCTION MACHINERY TRANSMISSION CO Ltd
Original Assignee
TIANJIN JINGYAN CONSTRUCTION MACHINERY TRANSMISSION CO Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by TIANJIN JINGYAN CONSTRUCTION MACHINERY TRANSMISSION CO Ltd filed Critical TIANJIN JINGYAN CONSTRUCTION MACHINERY TRANSMISSION CO Ltd
Priority to CN201520142535.2U priority Critical patent/CN204556232U/en
Application granted granted Critical
Publication of CN204556232U publication Critical patent/CN204556232U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

This patent relates to a kind of test unit of plug-in two position three way directional control valve, comprise body, oil suction chamber, working chamber and oil back chamber is provided with in body, it is characterized in that: oil suction chamber, to be isolated by O-ring seal between working chamber and oil back chamber, oil inlet hose is connected with body by oil inlet hose web member, oil return hose is connected with body by oil return hose web member, and working chamber flexible pipe is connected with body by working chamber hose connector, and pressure transducer is communicated with oil suction chamber, oil back chamber, working chamber respectively.Advantage is: this patent compact conformation, easy for installation, and good airproof performance, reliability is strong.

Description

The test unit of plug-in two position three way directional control valve
Technical field
The invention belongs to the detection technique field of reversal valve, particularly relates to a kind of test unit of plug-in two position three way directional control valve.
Background technology
In prior art, for plug-in two position three way directional control valve, only has the test unit of plug-in bi-bit bi-pass electro-hydraulic reversing valve, the structure of this test unit as shown in Figure 3, comprise in-line 15, test block 16, valve to be tested 3, return line 17, only have oil-in and oil return opening, and there is no acquisition test pressure functional, the test job to plug-in two position three way directional control valve cannot be adapted to.
Summary of the invention
The invention provides a kind of test unit of plug-in two position three way directional control valve for solving in known technology the technical matters that exists, and this test unit compact conformation, easy for installation, good airproof performance, reliability is strong.
A kind of test unit of plug-in two position three way directional control valve, comprise body, oil suction chamber, working chamber and oil back chamber is provided with in body, it is characterized in that: oil suction chamber, to be isolated by O-ring seal between working chamber and oil back chamber, oil inlet hose is connected with body by oil inlet hose web member, oil return hose is connected with body by oil return hose web member, and working chamber flexible pipe is connected with body by working chamber hose connector, and pressure transducer is communicated with oil suction chamber, oil back chamber, working chamber respectively.
The advantage that the invention has and good effect are:
Because the invention adopts technique scheme, plug-in two position three way directional control valve can be loaded in the body of this patent test unit, carries out full performance test to the minimum controlled pressure of this product, commutation ability, internal leakage, the pressure loss, transient impact and stability.This patent carries out all round properties examination to before the installation of this product, has compact conformation, easy for installation, good airproof performance, the integrated form test unit that reliability is strong.
Accompanying drawing explanation
Fig. 1 is the structural representation of the invention;
Fig. 2 is the K direction view of Fig. 1;
Fig. 3 is the test unit of plug-in bi-bit bi-pass electro-hydraulic reversing valve of the prior art.
In figure: 1, valve to be tested; 2, body; 3, attachment screw; 4, O-ring seal; 5, oil inlet hose; 6, oil inlet hose web member; 7, oil return hose; 8, oil return hose web member; 9, working chamber flexible pipe; 10, working chamber hose connector; 11, pressure sensor connecting piece; 12, pressure transducer; 13, lifting bolt; 14, T-slot screw; 15, in-line; 16, block is tested; 17, return line.
Embodiment
For innovation and creation content, the Characteristic of the invention can be understood further, hereby exemplify following examples, and coordinate accompanying drawing to be described in detail as follows:
As illustrated in fig. 1 and 2,
A kind of test unit of plug-in two position three way directional control valve, comprise body 2, oil suction chamber, working chamber and oil back chamber is provided with in body, oil suction chamber, to be isolated by O-ring seal 4 between working chamber and oil back chamber, oil inlet hose 5 is connected with body by oil inlet hose web member 6, oil return hose 7 is connected with body by oil return hose web member 8, working chamber flexible pipe 9 is connected with body by working chamber hose connector 10, pressure transducer 12 respectively by pressure sensor connecting piece 11 with respectively with oil suction chamber P, working chamber A, oil back chamber T are communicated with.This device is for ease of carrying and install, and body is provided with lifting bolt 13, workbench is gone back and is convenient to the T-slot screw 14 of fixed body.
The operating principle of the invention is:
Valve 1 to be tested is loaded in the hole of patent device body, fastening with attachment screw 3.Respectively oil suction chamber flexible pipe, working chamber flexible pipe and oil back chamber flexible pipe are connected with testing table, the pressure transducer of oil suction chamber P, working chamber A, oil back chamber T is connected with outside relevant controlling or display system; And the outside control mouth P1 for subsequent use of tested valve is connected with testing table, the external cable of the solenoid valve on tested valve is connected with the related control elements of testing table, can carry out full performance test test by operating test bench to by trial product.
Although be described the preferred embodiment of the invention by reference to the accompanying drawings above; but the invention is not limited to above-mentioned embodiment; above-mentioned embodiment is only schematic; be not restrictive; those of ordinary skill in the art is under the enlightenment of the invention; do not departing under the ambit that the invention aim and claim protect, can also make a lot of form, these all belong within the protection domain of the invention.

Claims (1)

1. the test unit of a plug-in two position three way directional control valve, comprise body, oil suction chamber, working chamber and oil back chamber is provided with in body, it is characterized in that: oil suction chamber, to be isolated by O-ring seal between working chamber and oil back chamber, oil inlet hose is connected with body by oil inlet hose web member, oil return hose is connected with body by oil return hose web member, and working chamber flexible pipe is connected with body by working chamber hose connector, and pressure transducer is communicated with oil suction chamber, oil back chamber, working chamber respectively.
CN201520142535.2U 2015-03-13 2015-03-13 The test unit of plug-in two position three way directional control valve Expired - Fee Related CN204556232U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201520142535.2U CN204556232U (en) 2015-03-13 2015-03-13 The test unit of plug-in two position three way directional control valve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201520142535.2U CN204556232U (en) 2015-03-13 2015-03-13 The test unit of plug-in two position three way directional control valve

Publications (1)

Publication Number Publication Date
CN204556232U true CN204556232U (en) 2015-08-12

Family

ID=53831327

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201520142535.2U Expired - Fee Related CN204556232U (en) 2015-03-13 2015-03-13 The test unit of plug-in two position three way directional control valve

Country Status (1)

Country Link
CN (1) CN204556232U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111272416A (en) * 2020-04-08 2020-06-12 缙云普层泵阀科技有限公司 Pressure detection equipment for two-position four-way valve

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111272416A (en) * 2020-04-08 2020-06-12 缙云普层泵阀科技有限公司 Pressure detection equipment for two-position four-way valve

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Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20150812

Termination date: 20190313