CN204176032U - A kind of high-voltage-stable pressure release disconnect - Google Patents
A kind of high-voltage-stable pressure release disconnect Download PDFInfo
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- CN204176032U CN204176032U CN201420604336.4U CN201420604336U CN204176032U CN 204176032 U CN204176032 U CN 204176032U CN 201420604336 U CN201420604336 U CN 201420604336U CN 204176032 U CN204176032 U CN 204176032U
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- check valve
- valve assembly
- pressure release
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Abstract
A kind of high-voltage-stable pressure release disconnect, comprise threeway pressure release assembly, check valve assembly is installed in the side of threeway pressure release assembly, lower check valve assembly is installed in the side of upper check valve assembly, lower check valve assembly is installed in the side of upper check valve assembly, and the opposite side of upper check valve assembly installs check valve assembly.The utility model project organization have employed combined type design, is made up of, can assembles separately, detect, enhance productivity lower check valve assembly, upper check valve assembly, threeway pressure release assembly, and maintenance, replacing are conveniently.
Description
Technical field
The utility model relates to a kind of pressure release disconnect, more precisely a kind of high-voltage-stable pressure release disconnect.
Background technique
High-voltage-stable pressure release disconnect mainly contains lower check valve assembly, upper check valve assembly, threeway pressure release assembly three part composition, mainly completes connection with pressure and the disengaging of high-pressure system.In high-pressure system, because pressure is high, existing disconnect commercially all can not realize high pressure connection with pressure and disengaging.Some can show connection with pressure, but volume is comparatively large, and joint efficiency is low.The design's pressure high (45MPa), volume are little, and the system that can realize quick connection with pressure and disengaging, joint efficiency is high.
Model utility content
The purpose of this utility model is to provide a kind of high-voltage-stable pressure release disconnect, can solve the above problems.
The utility model for achieving the above object, is achieved through the following technical solutions:
A kind of high-voltage-stable pressure release disconnect, comprise threeway pressure release assembly, check valve assembly is installed in the side of threeway pressure release assembly, lower check valve assembly is installed in the side of upper check valve assembly, lower check valve assembly is installed in the side of upper check valve assembly, the opposite side of upper check valve assembly installs check valve assembly, upper check valve assembly comprises the first housing, valve component is installed in the side that first enclosure interior is positioned at lower check valve assembly, valve component has the 3rd spring towards periphery, the side cover of lower check valve assembly, one end connecting valve seat assembly of the 3rd spring, the other end of the 3rd spring connects the first housing, first housing is positioned at valve component side and installs threeway pressure release assembly, the outside of the first housing is positioned at sliding sleeve one end and arranges back-up ring.
In order to realize the purpose of this utility model further, can also by the following technical solutions: two the 4th O type circles are set between described first housing and lower check valve assembly.Described first housing is positioned at the side placed an order to valve assembly and installs steel ball, steel ball coordinates with the periphery of lower check valve assembly.
The utility model has the advantage of:
The utility model project organization have employed combined type design, is made up of, can assembles separately, detect, enhance productivity lower check valve assembly, upper check valve assembly, threeway pressure release assembly, and maintenance, replacing are conveniently.The safety check of general gas flow is all opened by the pressure of medium itself, the design adopts externally controlled type to design, and backs down lower check valve assembly safety check by upper check valve assembly, thus ensures the smooth circulation of gas, after disengaging, by spring force own, valve component is resetted.For ensureing reliability and the working life of high-voltage-stable pressure release disconnect, can connect safely and disengaging under high-pressure system, the design adopts tee ball valve to carry out the pressure release of entrap gas in disconnect, in guarantee system simultaneously, gas does not leak, due to the venting pressurized gas retained before disengaging, thus can ensure that connector can easily, safely depart from.
Gas circuit between upper check valve assembly and threeway pressure release assembly can be blocked by valve component of the present utility model, prevents pressurized gas from being entered in threeway pressure release assembly by threeway pressure release assembly.3rd spring of the present utility model can give valve component thrust all the time, make valve component under quiescent condition with threeway pressure release components apart, make the gas circuit between threeway pressure release assembly and upper check valve assembly unimpeded.
Upper check valve assembly can be connected with lower check valve assembly by sliding sleeve of the present utility model, when sliding sleeve downward check valve assembly one Slideslip, steel ball is depressed by sliding sleeve, now steel ball coordinates with the periphery of lower check valve assembly, is connected by upper check valve assembly with lower check valve assembly.Second spring of the present utility model can give sliding sleeve thrust all the time, coordinates under making to slide over quiescent condition with steel ball.
Back-up ring of the present utility model can anti-anti-skid sheath from landing the first housing.The utility model also has advantage compact, cheap for manufacturing cost and easy to use simple for structure.
Accompanying drawing explanation
Accompanying drawing is used to provide further understanding of the present utility model, and forms a part for specification, is used from explanation the utility model, does not form restriction of the present utility model with embodiment one of the present utility model.In the accompanying drawings:
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the I portion enlarged view of Fig. 1.
Mark parts: check valve assembly 3 threeway pressure release assembly 4 Handleset 23 back-up ring 24 sliding sleeve 25 steel ball 26 second spring 27 the 4th O type circle 28 the 3rd spring 29 valve component 31 first housing on 1 time check valve assembly 2.
Embodiment
Below in conjunction with accompanying drawing, preferred embodiment of the present utility model is described, should be appreciated that preferred embodiment described herein is only for instruction and explanation of the utility model, and be not used in restriction the utility model.
A kind of high-voltage-stable pressure release disconnect, as Fig. 1, shown in Fig. 2, comprise threeway pressure release assembly 3, check valve assembly 2 is installed in the side of threeway pressure release assembly 3, lower check valve assembly 1 is installed in the side of upper check valve assembly 2, lower check valve assembly 1 is installed in the side of upper check valve assembly 2, the opposite side of upper check valve assembly 2 installs check valve assembly 2, upper check valve assembly 2 comprises the first housing 31, valve component 29 is installed in the side that first housing 31 inside is positioned at lower check valve assembly 1, valve component 29 has the 3rd spring 28 towards periphery, the side cover of lower check valve assembly 1, one end connecting valve seat assembly 29 of the 3rd spring 28, the other end of the 3rd spring 28 connects the first housing 31, first housing 31 is positioned at valve component 29 side and installs threeway pressure release assembly 3, the outside of the first housing 31 is positioned at sliding sleeve 24 one end and arranges back-up ring 23.The utility model is when giving system air feed, lower check valve assembly 1 is docked with threeway pressure release assembly 3, descend check valve assembly 1 to back down the spool of check valve assembly 2 simultaneously, the steel ball of upper check valve assembly 2 is stuck in the periphery of lower check valve assembly 1 first housing, under preventing high pressure, upper check valve assembly 2 comes off with lower check valve assembly 1, seal by twice the 4th O type circle between upper check valve assembly 2 and lower check valve assembly 1, prevent pressurized gas from leaking, under completing band pressure condition, system connects.After having connected, along inserting needle handle with sleeve assembly 4 to 90 °, upper check valve assembly 2 is connected with lower check valve assembly 1 by tee ball valve, system mesohigh gas passes into from A import, by tee ball valve, upper check valve assembly 2 opens the spool of lower check valve assembly 1, to system for pressurized gas.After completing air feed, counterclockwise handle with sleeve assembly 4 to 90 °, upper check valve assembly 2 is connected with blocking, pressurized gas between lower check valve assembly 1 spool and tee ball valve, the spherical valve of tee ball valve seals the gas of gas source inlet simultaneously, descend the spool of check valve assembly 1 simultaneously under the effect of spring force and gas pressure, automatically reset, seal the gas of system after air feed.After pressure release, the sliding sleeve of the lower check valve assembly 1 that slides to the right, Compress Spring, until steel ball departs from the periphery of lower check valve assembly 1, makes lower check valve assembly 1 depart from lower check valve assembly 1.
Gas circuit between upper check valve assembly 2 and threeway pressure release assembly 3 can be blocked by valve component 29 of the present utility model, prevents pressurized gas from being entered in threeway pressure release assembly 3 by threeway pressure release assembly 3.3rd spring 28 of the present utility model can give valve component 29 1 thrusts all the time, valve component 29 is separated with threeway pressure release assembly 3 under quiescent condition, makes the gas circuit between threeway pressure release assembly 3 and upper check valve assembly 2 unimpeded.Upper check valve assembly 2 can be connected with lower check valve assembly 1 by sliding sleeve 24 of the present utility model, when sliding sleeve 24 downward check valve assembly 1 one Slideslip, steel ball 25 is depressed by sliding sleeve 24, now steel ball 25 coordinates with the periphery of lower check valve assembly 1, by upper check valve assembly 2 and the connection of lower check valve assembly 1.Second spring 26 of the present utility model can give sliding sleeve 24 1 thrusts all the time, and sliding sleeve 24 is coordinated with steel ball 25 under quiescent condition.Back-up ring 23 of the present utility model can anti-anti-skid sheath 24 from landing the first housing 31.The utility model project organization have employed combined type design, is made up of, can assembles separately, detect, enhance productivity lower check valve assembly 1, upper check valve assembly 2, threeway pressure release assembly 3, and maintenance, replacing are conveniently.The safety check of general gas flow is all opened by the pressure of medium itself, the design adopts externally controlled type to design, and backs down lower check valve assembly 1 safety check by upper check valve assembly 2, thus ensures the smooth circulation of gas, after disengaging, by spring force own, valve component is resetted.For ensureing reliability and the working life of high-voltage-stable pressure release disconnect, can connect safely and disengaging under high-pressure system, the design adopts tee ball valve to carry out the pressure release of entrap gas in disconnect, in guarantee system simultaneously, gas does not leak, due to the venting pressurized gas retained before disengaging, thus can ensure that connector can easily, safely depart from.
Two the 4th O type circles 27 are set between described first housing 31 and lower check valve assembly 1.
4th O type circle 27 of the present utility model can improve the sealing of the first housing 31 and lower check valve assembly 1.
Described first housing 31 is positioned at the side placed an order to valve assembly 1 and installs steel ball 25, steel ball 25 coordinates with the periphery of lower check valve assembly 1.
Last it is noted that the foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, although be described in detail the utility model with reference to previous embodiment, for a person skilled in the art, it still can be modified to the technological scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature.All within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (3)
1. a high-voltage-stable pressure release disconnect, it is characterized in that: comprise threeway pressure release assembly (3), check valve assembly (2) is installed in the side of threeway pressure release assembly (3), lower check valve assembly (1) is installed in the side of upper check valve assembly (2), lower check valve assembly (1) is installed in the side of upper check valve assembly (2), the opposite side of upper check valve assembly (2) installs check valve assembly (2), upper check valve assembly (2) comprises the first housing (31), valve component (29) is installed in the side that first housing (31) inside is positioned at lower check valve assembly (1), valve component (29) has the 3rd spring (28) towards periphery, the side cover of lower check valve assembly (1), one end connecting valve seat assembly (29) of 3rd spring (28), the other end of the 3rd spring (28) connects the first housing (31), first housing (31) is positioned at valve component (29) side and installs threeway pressure release assembly (3), the outside of the first housing (31) is positioned at sliding sleeve (24) one end and arranges back-up ring (23).
2. high-voltage-stable pressure release disconnect according to claim 1, is characterized in that: arrange two the 4th O type circles (27) between described first housing (31) and lower check valve assembly (1).
3. high-voltage-stable pressure release disconnect according to claim 1, it is characterized in that: described first housing (31) is positioned at the side placed an order to valve assembly (1) and installs steel ball (25), steel ball (25) coordinates with the periphery of lower check valve assembly (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420604336.4U CN204176032U (en) | 2014-10-16 | 2014-10-16 | A kind of high-voltage-stable pressure release disconnect |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420604336.4U CN204176032U (en) | 2014-10-16 | 2014-10-16 | A kind of high-voltage-stable pressure release disconnect |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204176032U true CN204176032U (en) | 2015-02-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420604336.4U Active CN204176032U (en) | 2014-10-16 | 2014-10-16 | A kind of high-voltage-stable pressure release disconnect |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204176032U (en) |
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2014
- 2014-10-16 CN CN201420604336.4U patent/CN204176032U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |