CN205877340U - Engineering construction machinery hydraulic pressure explosion -proof safety locking -valve - Google Patents
Engineering construction machinery hydraulic pressure explosion -proof safety locking -valve Download PDFInfo
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- CN205877340U CN205877340U CN201620894559.8U CN201620894559U CN205877340U CN 205877340 U CN205877340 U CN 205877340U CN 201620894559 U CN201620894559 U CN 201620894559U CN 205877340 U CN205877340 U CN 205877340U
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- fastening bolt
- valve
- hydraulic pressure
- coil
- engineering construction
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Abstract
The utility model discloses an engineering construction machinery hydraulic pressure explosion -proof safety locking -valve, its structure includes valve body, well lid sealing washer, zhong gai, upper cover, fastening bolt no. 1, O type circle no. 1, coil, coil fastening bolt, guide's valve pad, O type circle no. 2, fastening bolt no. 2, spring, O type circle no. 3, pressure release pipe, main spring, main piston and pressure sensor, the valve body is connected with well lid through well lid sealing washer, fastening bolt no. 2, well lid passes through fastening bolt no. 1 and cover connection, the coil passes through O type circle no. 1, coil fastening bolt and cover connection, guide's valve pad is connected with O type circle no. 2, be equipped with pressure sensor in the valve body, pressure sensor by measuring instrument, hydraulic pressure changer, elastomer, lead the special inert fluid of power ring sum and constitute. The utility model discloses an engineering construction machinery hydraulic pressure explosion -proof safety locking -valve is through the pressure in the pressure sensor inspection pipeline to pressure release pipe when exceeding a certain pressure value, the pressure release prevents effectively that the pipeline from bursting.
Description
Technical field
This utility model is a kind of engineering construction machinery hydraulic pressure explosion proof safety lock valve, belongs to valve arrangement field.
Background technology
Relief valve is that opening and closing element is in normally off by under External Force Acting, when the pressure medium in equipment or pipeline rises superb
When crossing setting, prevent pressure medium in pipeline or equipment from exceeding the particular usage valve of specified value by discharge medium outside system
Door.Relief valve belongs to automatic valve class, is mainly used on boiler, pressure vessels and pipes, controls pressure and is less than setting, to people
Body safety and equipment have run important protective effect.Note relief valve has to pass through pressure test and could use.
Prior art application number: a kind of engineering construction machinery hydraulic pressure explosion proof safety lock valve of 01217995.7, this practicality is new
Type refers in particular to a kind of engineering construction machinery hydraulic pressure explosion proof safety lock valve, and it includes two anti-explosion safety valve bodies, and two-way hydraulic oil pipe is total
About Cheng Jing connects block and is connected with two anti-explosion safety valve bodies respectively, is arranged with oil-in, fuel-displaced on two anti-explosion safety valve bodies
Mouth is connected with hydraulic jack, forms two hydraulic pressure of pipe line oil circuits.It is provided with cone mouth and slip in the break-resistance spool arranged on valve body
Spool coordinates.So can be automatically switched off this pipeline, connect another hydraulic oil pipe after a certain bar hydraulic oil pipe bursts, ensure
The safe and reliable work of hydraulic system.But the inspection of this relief valve is insensitive, and only burst at a certain bar hydraulic oil pipe
After, just it is automatically switched off this pipeline, damages pipeline.
Utility model content
The deficiency existed for prior art, this utility model purpose is to provide a kind of explosion-proof peace of engineering construction machinery hydraulic pressure
Full locking-valve, its structure includes that valve body, middle cover sealing ring, middle cover, upper cover, fastening bolt one, O one, coil, coil fasten spiral shell
Bolt, guide's valve pad, O two, fastening bolt two, spring, O three, relief tube, main spring, main piston and pressure transducer,
Described valve body is connected with middle cover by middle cover sealing ring, fastening bolt two, and described middle cover is connected with upper cover by fastening bolt one,
Described coil is connected with upper cover by O one, coil fastening bolt, and described guide's valve pad is connected with O two, described O type
Circle two is connected with spring, and described spring is connected with middle cover, upper cover, and described O three is located in relief tube, and described main spring is respectively
Being connected with middle cover, main piston, be provided with pressure transducer in described valve body, described pressure transducer is by measuring instruments, hydraulic pressure pick-up
Device, elastomer, lead power ring and special inert fluid composition.
Further, described measuring instruments is fixing with hydraulic transducer is connected.
Further, described hydraulic transducer is connected with elastomer, special inert fluid respectively.
Further, described elastomer is connected with the power ring of leading.
A kind of engineering construction machinery hydraulic pressure explosion proof safety lock valve of the present utility model, in checking pipeline by pressure transducer
Pressure, and the relief tube when exceeding a certain force value, pressure release, effectively prevent pipeline burst.
Accompanying drawing explanation
The detailed description with reference to the following drawings, non-limiting example made by reading, other spy of the present utility model
Levy, purpose and advantage will become more apparent upon:
Fig. 1 is the overall structure schematic diagram of a kind of engineering construction machinery hydraulic pressure explosion proof safety lock valve of this utility model；
Fig. 2 is the structural representation of this utility model pressure transducer；
In figure: valve body-1, middle cover sealing ring-2, middle cover-3, upper cover-4, fastening bolt one-5, O one-6, coil-7,
Coil fastening bolt-8, guide's valve pad-9, O two-10, fastening bolt two-11, spring-12, O three-13, relief tube-
14, main spring-15, main piston-16, pressure transducer-17, measuring instruments-170, hydraulic transducer-171, elastomer-172,
Lead power ring-173 and special inert fluid-174.
Detailed description of the invention
For the technological means making this utility model realize, creation characteristic, reach purpose and be easy to understand with effect, below
In conjunction with detailed description of the invention, this utility model is expanded on further.
Referring to Fig. 1-2, this utility model provides a kind of engineering construction machinery hydraulic pressure explosion proof safety lock valve, and its feature exists
In: its structure includes that valve body 1, middle cover sealing ring 2, middle cover 3, upper cover 4, fastening bolt 1, O 1, coil 7, coil are tight
Fixing bolt 8, guide's valve pad 9, O 2 10, fastening bolt 2 11, spring 12, O 3 13, relief tube 14, main spring 15,
Main piston 16 and pressure transducer 17, described valve body 1 is connected with middle cover 3 by middle cover sealing ring 2, fastening bolt 2 11, described
Middle cover 3 is connected with upper cover 4 by fastening bolt 1, and described coil 7 is by O 1, coil fastening bolt 8 with upper cover 4 even
Connecing, described guide's valve pad 9 is connected with O 2 10, and described O 2 10 is connected with spring 12, described spring 12 and middle cover 3,
Upper cover 4 connects, and described O 3 13 is located in relief tube 14, and described main spring 15 is connected with middle cover 3, main piston 16 respectively, institute
Being provided with pressure transducer 17 in stating valve body 1, described pressure transducer 17 is by measuring instruments 170, hydraulic transducer 171, elastomer
172, lead power ring 173 and special inert fluid 174 forms.Described measuring instruments 170 is fixing with hydraulic transducer 171 to be connected.Institute
State hydraulic transducer 171 to be connected with elastomer 172, special inert fluid 174 respectively.Described elastomer 172 connects with leading power ring 173
Connect.
When using, detected the pressure in pipeline by pressure transducer 17, and control valve gate circuit is drained
Pressure.
Of the present utility model ultimate principle and principal character and of the present utility model advantage have more than been shown and described, for
For those skilled in the art, it is clear that this utility model is not limited to the details of above-mentioned one exemplary embodiment, and without departing substantially from this
In the case of the spirit or essential attributes of utility model, it is possible to realize this utility model in other specific forms.Therefore, no matter
From the point of view of which point, all should regard embodiment as exemplary, and be nonrestrictive, scope of the present utility model is by institute
Attached claim rather than described above limit, it is intended that will fall in the implication of equivalency and scope of claim
All changes are included in this utility model.Should not be considered as limiting involved right by any reference in claim
Requirement.
Although moreover, it will be appreciated that this specification is been described by according to embodiment, but the most each embodiment only wraps
Containing an independent technical scheme, this narrating mode of description is only that for clarity sake those skilled in the art should
Description can also be formed those skilled in the art through appropriately combined as an entirety, the technical scheme in each embodiment
May be appreciated other embodiments.
Claims (4)
1. an engineering construction machinery hydraulic pressure explosion proof safety lock valve, it is characterised in that: its structure includes that valve body (1), middle cover seal
Circle (2), middle cover (3), upper cover (4), fastening bolt one (5), O one (6), coil (7), coil fastening bolt (8), pilot valve
Pad (9), O two (10), fastening bolt two (11), spring (12), O three (13), relief tube (14), main spring (15),
Main piston (16) and pressure transducer (17), described valve body (1) is by middle cover sealing ring (2), fastening bolt two (11) and middle cover
(3) connecting, described middle cover (3) is connected with upper cover (4) by fastening bolt one (5), described coil (7) pass through O one (6),
Coil fastening bolt (8) is connected with upper cover (4), and described guide's valve pad (9) is connected with O two (10), described O two (10)
Being connected with spring (12), described spring (12) is connected with middle cover (3), upper cover (4), and described O three (13) is located at relief tube
(14), in, described main spring (15) is connected with middle cover (3), main piston (16) respectively, and described valve body is provided with pressure transducer in (1)
(17), described pressure transducer (17) by measuring instruments (170), hydraulic transducer (171), elastomer (172), lead power ring
(173) form with special inert fluid (174).
A kind of engineering construction machinery hydraulic pressure explosion proof safety lock valve the most according to claim 1, it is characterised in that: described measurement
Instrument (170) is fixing with hydraulic transducer (171) to be connected.
A kind of engineering construction machinery hydraulic pressure explosion proof safety lock valve the most according to claim 1, it is characterised in that: described hydraulic pressure
Transmitter (171) is connected with elastomer (172), special inert fluid (174) respectively.
A kind of engineering construction machinery hydraulic pressure explosion proof safety lock valve the most according to claim 1, it is characterised in that: described elasticity
Body (172) is connected with leading power ring (173).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620894559.8U CN205877340U (en) | 2016-08-17 | 2016-08-17 | Engineering construction machinery hydraulic pressure explosion -proof safety locking -valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620894559.8U CN205877340U (en) | 2016-08-17 | 2016-08-17 | Engineering construction machinery hydraulic pressure explosion -proof safety locking -valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205877340U true CN205877340U (en) | 2017-01-11 |
Family
ID=57704918
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620894559.8U Expired - Fee Related CN205877340U (en) | 2016-08-17 | 2016-08-17 | Engineering construction machinery hydraulic pressure explosion -proof safety locking -valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205877340U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107477217A (en) * | 2017-08-04 | 2017-12-15 | 南通华正环保科技有限公司 | A kind of explosion-proof type triple valve |
-
2016
- 2016-08-17 CN CN201620894559.8U patent/CN205877340U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107477217A (en) * | 2017-08-04 | 2017-12-15 | 南通华正环保科技有限公司 | A kind of explosion-proof type triple valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170728 Address after: 223300, No. two, No. 5, hi tech Industrial Development Zone, Huaian, Huaian, Jiangsu, Huaiyin Patentee after: Huaian Hongda Hydraulic Machinery Co.,Ltd. Address before: 362618 No. 54 Li village, five li street, Yongchun County, Quanzhou, Fujian Patentee before: Huang Zhiming |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170111 Termination date: 20210817 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |