CN2760354Y - Filter type hydraulic power control valve - Google Patents

Filter type hydraulic power control valve Download PDF

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Publication number
CN2760354Y
CN2760354Y CN 200520078254 CN200520078254U CN2760354Y CN 2760354 Y CN2760354 Y CN 2760354Y CN 200520078254 CN200520078254 CN 200520078254 CN 200520078254 U CN200520078254 U CN 200520078254U CN 2760354 Y CN2760354 Y CN 2760354Y
Authority
CN
China
Prior art keywords
filter screen
valve
valve body
control valve
utility
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
CN 200520078254
Other languages
Chinese (zh)
Inventor
叶中榕
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.)
JIENAITE PIPELINE EQUIPMENT CO Ltd SHAANXI
Original Assignee
JIENAITE PIPELINE EQUIPMENT CO Ltd SHAANXI
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 JIENAITE PIPELINE EQUIPMENT CO Ltd SHAANXI filed Critical JIENAITE PIPELINE EQUIPMENT CO Ltd SHAANXI
Priority to CN 200520078254 priority Critical patent/CN2760354Y/en
Application granted granted Critical
Publication of CN2760354Y publication Critical patent/CN2760354Y/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model relates to a control valve used for controlling the opening and closing of the liquid capacity of engineering pipeline systems. The utility model comprises a valve body, wherein the valve body is serially connected in a fluid pipeline and is provided with a control valve plate of an elastic guide rod. A filter screen is arranged at a valve port between the inlet section and the outlet section of the valve body, the lower part of the valve body is provided with a handling hole of a filter screen and a seal cap of a filter screen is pressed outside the handling hole of a filter screen. The utility model has the advantages of simple structure, convenient use and low cost and can effectively remove impurities in the media of pipeline systems, which is favorable for improving the service life of the pipelines and the valve. Enterprise costs are reduced, and production benefits are increased.

Description

The filter-type hydraulic control valve
Affiliated technical field
The utility model belongs to the liquid flow-conditioning technical field, relates to a kind of logical hydraulic control valve that closes of Control Engineering pipe-line system rate-of flow that is used for.
Background technique
At present in various pipe-line systems, usually cause pipeline to run well, severe patient even may cause the equipment in the pipe-line system to be destroyed because of the impurity that pipeline internal medium exists.Because the hydraulic control valve of conventional construction itself does not have decontamination function, Chang Gui solution was a design specialized scrubbing filter plant in pipe-line system in the past, this mode in application process, exist install complicated, connected element is many, be easy to generate leakages, the inconvenient shortcomings such as (more unfavorable repairing), cost height of keeping in repair.
The model utility content
The purpose of this utility model is to overcome the deficiency that prior art exists, provide a kind of simple in structure, easy to use, cost is low, can effectively remove the filter-type hydraulic control valve of the impurity in the pipe-line system medium.
Be used to realize that the technical solution of foregoing invention purpose is such: the filter-type hydraulic control valve that is provided comprises a valve body that can be serially connected between fluid line and have elastic force guide rod control valve plate, filter screen is equipped with at valve port place between valve body inducer and outlet section, have the filter screen handling hole in the bottom of valve body, outside the filter screen handling hole, be pressed with the filter screen capping.
Compare with existing like product, the utility model can effectively be removed the impurity in the pipe-line system medium, and then guarantee the normal use of miscellaneous equipment in valve and the pipe-line system owing to be provided with filtrating equipment in valve body.Simple in structure, installation and maintenance of the present utility model is convenient, cost is low, volume is little, compare with other valve and can save the lay day more than 60%, reach good result not only quick and convenient but also that safety is firm, help improving pipeline and valve working life, reduce entreprise cost and improve productivity effect.
Description of drawings
Clothes figure is the structural representation of a specific embodiment of the utility model.
Embodiment
Referring to accompanying drawing, filter-type hydraulic control valve guide rod valve plate formula irrigation control valve described in the utility model and the dismountable dirt filtrating equipment that is fitted in the hydraulic control valve valve body 1 are formed, said dirt filtrating equipment comprises the filter screen 3 and a filter screen capping 2 that is pressed on valve body lower portion filter screen handling hole place that can be contained in valve port place between interior inducer of valve body and the outlet section, can design the aperture and the hole count of filter screen 3 during enforcement according to the actual demand of pipe-line system, by the impurity in filter screen 3 filter mediums, need only unload filtering capping 2 when removing contamination, take out filter screen 3 and can remove foul, with the filter screen reinstall, load onto filtration capping 2 again and just can finish the blowdown operation then.Hydraulic control valve part of the present utility model is by valve body 1, valve plate 4, diaphragm 5, sleeve pipe 6, diaphragm pressing plate 7, valve gap 8, spring 9, correcting bar 10, bonnet 12 and external related accessory (pressure gauge, thermometer, pilot valve, needle-valve etc.) form, utilize the upstream and downstream pressure difference Δ P in self pipe-line system to be power during work, make diaphragm 5 by the differential operation of hydraulic way by pilot valve control, automatically regulate by the waterpower of self fully, close fully or the complete opening state thereby make the main valve valve plate be in adjustment state or be in, the diaphragm of this valve, valve plate all adopts rebound elasticity good, the wear resistance height, the high-molecular special composite material that friction factor is little is made, airtight performance is good, can reach airtight zero leakage.This valve can be according to the change of pipe-line system and according to related needs such as application target, functions again, exchange the product (as decompression, voltage stabilizing, pressure release, the control of remote control water level, flow control, safety check etc.) that becomes to satisfy the relevant art index by the mode that changes external pilot valve, need not dismantle main valve, energy saving improves effect.Label 11 is an active chamber in the accompanying drawing, and 13 are the import pod apertures, and 14 are the outlet pod apertures.

Claims (1)

1, a kind of filter-type hydraulic control valve, comprise a valve body (1) that can be serially connected between fluid line and have elastic force guide rod control valve plate, it is characterized in that the valve port place between valve body (1) inducer and outlet section is equipped with filter screen (3), bottom at valve body (1) has the filter screen handling hole, is pressed with filter screen capping (2) outside the filter screen handling hole.
CN 200520078254 2005-01-18 2005-01-18 Filter type hydraulic power control valve Expired - Fee Related CN2760354Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 200520078254 CN2760354Y (en) 2005-01-18 2005-01-18 Filter type hydraulic power control valve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 200520078254 CN2760354Y (en) 2005-01-18 2005-01-18 Filter type hydraulic power control valve

Publications (1)

Publication Number Publication Date
CN2760354Y true CN2760354Y (en) 2006-02-22

Family

ID=36082556

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 200520078254 Expired - Fee Related CN2760354Y (en) 2005-01-18 2005-01-18 Filter type hydraulic power control valve

Country Status (1)

Country Link
CN (1) CN2760354Y (en)

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Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
C19 Lapse of patent right due to non-payment of the annual fee
CF01 Termination of patent right due to non-payment of annual fee