CN206989833U - Latching member with pressure relief - Google Patents
Latching member with pressure relief Download PDFInfo
- Publication number
- CN206989833U CN206989833U CN201720728103.9U CN201720728103U CN206989833U CN 206989833 U CN206989833 U CN 206989833U CN 201720728103 U CN201720728103 U CN 201720728103U CN 206989833 U CN206989833 U CN 206989833U
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- CN
- China
- Prior art keywords
- pressure
- latching member
- pressure release
- accommodation chamber
- pressure relief
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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.)
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- Filling Or Discharging Of Gas Storage Vessels (AREA)
- Carbon And Carbon Compounds (AREA)
Abstract
This application provides the latching member with pressure relief on carbon dioxide fracturing device, including latching member body, provided with the accommodation chamber connected with extraneous atmospheric pressure environment and positioned at accommodation chamber lower section and the pressure release passage connected with the accommodation chamber in the latching member body, the latching member body is provided with the pressure release entrance connected with the pressure release passage, specifically, the pressure release entrance is located at the bottom of the latching member body, and the pressure release piece for being used for blocking the pressure release passage is provided with the accommodation chamber.The application in latching member by setting in accommodation chamber, pressure release passage and pressure release piece latching member formed with pressure relief, pressure relief and latching member are made into integrated setting so as to realize, so that factory need not process pressure relief device in addition when producing and processing carbon dioxide fracturing device on fracturing device, it is easy to plant produced and improves processing efficiency.
Description
【Technical field】
The application is related to gas blast technical field, more particularly, on carbon dioxide fracturing device with pressure relief
Latching member.
【Background technology】
Carbon dioxide fracturing device needs to install latching member with locking implementation of port so as to sealing two after carbon dioxide has been filled
Carbonoxide fracturing device.In addition, carbon dioxide fracturing device is when in use due to variation of ambient temperature and in transport and cargo handling process
In, the uncontrollable factors such as collision, throwing, strenuous vibration that jolt are inevitably present, product can be made to be filled with carbon dioxide
In the case of, there is pressure in product quickly elevated phenomenon, special product is in high temperature environments in use, pressure in product
Power easily sharp raises, and there may come a time when to meet or exceed the intensity of pressure limit of container material in itself, so that product is sent out
Raw container ruptures cause dangerous accident, so needing to set pressure relief on carbon dioxide fracturing device in order in product internal pressure
Can timely pressure release when drastically raising.Latching member and pressure relief on current existing carbon dioxide fracturing device are to be separately provided
So that carbon dioxide fracturing device overall structure is complex, is not easy to plant produced.
【Utility model content】
In order to simplify the structure of carbon dioxide fracturing device, it is easy to plant produced, this application provides pressure relief and locking
The latching member with pressure relief of part integrated setting.
The application is realized by following technical scheme：
Latching member with pressure relief, including latching member body, are provided with the latching member body and extraneous atmospheric pressure environment
The accommodation chamber of connection and below the accommodation chamber and the pressure release passage that is connected with the accommodation chamber, the latching member body
The pressure release entrance connected with the pressure release passage is provided with, the pressure release for being used for blocking the pressure release passage is provided with the accommodation chamber
Piece.
The frustum section that the upper end of the pressure release passage is gradually reduced from top to bottom for internal diameter, the maximum inner diameter of the frustum section
Equal to or less than the diameter of the pressure release piece.
The compacting ring of pressure release piece described in downward top pressure is provided with the accommodation chamber in the top of the pressure release piece.
The compacting ring is provided with the pressure release endoporus for running through up and down and being connected with extraneous atmospheric pressure environment.
The top of the compacting ring be provided be connected with the latching member body and be used for compacting ring described in downward top pressure from
And the pressure regulating cover of pressure release piece described in top pressure, the pressure regulating cover are provided with the position pressure relief vent corresponding with the pressure release endoporus,
The accommodation chamber and the pressure release endoporus are connected by the pressure relief vent with extraneous atmospheric pressure environment.
The pressure regulating cover is to be threadedly coupled with the latching member body, specifically, the upper end of the accommodation chamber is provided with interior spiral shell
Line, the pressure regulating cover are provided with the external screw thread being connected with the screw-internal thread fit of the accommodation chamber.
The latching member body includes the taper block section for being located at its lower end and external diameter is gradually reduced from top to bottom, described to let out
It is pressed into the bottom that mouth is located at the taper block section.
The maximum resistance to compression pressure of the pressure release piece is 30-40MPa, specifically, the maximum resistance to compression pressure of the pressure release piece is
35MPa。
The outer surface of the latching member body is provided with external screw thread.
Compared with prior art, the application has the following advantages：
The application by setting accommodation chamber in latching member, in pressure release passage and pressure release piece latching member formed with letting out
Laminated structure, pressure relief and latching member are made into integrated setting so as to realize, user need to only install on carbon dioxide fracturing device
Latching member just can set pressure relief on carbon dioxide fracturing device, so that factory is in production and processing carbon dioxide fracturing device
When need not process pressure relief device in addition on fracturing device, be easy to plant produced and improve processing efficiency.
【Brief description of the drawings】
In order to illustrate more clearly of the technical scheme in the embodiment of the present application, make required in being described below to embodiment
Accompanying drawing is briefly described.
Fig. 1 is the schematic cross-section of the latching member with pressure relief；
Fig. 2 is the carbon dioxide fracturing device schematic cross-section using the latching member with pressure relief；
Fig. 3 is Fig. 2 top view.
【Embodiment】
The latching member with pressure relief as shown in Figure 1, including latching member body 1, be provided with the latching member body 1 with
The accommodation chamber 101 and let out below the accommodation chamber 101 and with what the accommodation chamber 101 connected that extraneous atmospheric pressure environment connects
Pressure passageway 102, the latching member body 1 is provided with the pressure release entrance 102a connected with the pressure release passage 102, specifically, institute
State the taper block section 103 that latching member body 1 includes being located at its lower end and external diameter is gradually reduced from top to bottom, the pressure release entrance
102a is located at the bottom of the taper block section 103.It is provided with the accommodation chamber 101 and is used to block the pressure release passage 102
Pressure release piece 2.By being set in latching member in accommodation chamber, pressure release passage and pressure release piece latching member formed with pressure release
Structure, pressure relief and latching member are made into integrated setting so as to realize, user need to only install on carbon dioxide fracturing device and close
Latch fitting just can set pressure relief on carbon dioxide fracturing device, so that factory is when producing and processing carbon dioxide fracturing device
Pressure relief device need not be processed in addition on fracturing device, be easy to plant produced and improve processing efficiency.
In order to ensure the overall pressure that can fully experience in pressure release passage 102 of pressure release piece 2, the pressure release passage when in use
102 upper end is the frustum section 102b that is gradually reduced from top to bottom of internal diameter, and the maximum inner diameter of the frustum section 102b is equal to or small
In the diameter of the pressure release piece 2.
For stable installation pressure release piece 2 and ensure that the caused resistance to compression pressure on pressure release passage 102 of pressure release piece 2 can meet
Use, be provided with the compacting ring 3 of pressure release piece 2 described in downward top pressure in the accommodation chamber 101 in the top of the pressure release piece 2, in order to
It is easy to gases at high pressure pressure release, the compacting ring 3 is provided with the pressure release endoporus 301 for running through up and down and being connected with extraneous atmospheric pressure environment,
Gases at high pressure can be leaked in extraneous atmospheric pressure environment after thrusting pressure release piece 2 by pressure release endoporus 301.
For the ease of the integral installation of the latching member with pressure relief, the top of the compacting ring 3 is provided with and the locking
Part body 1 is connected and for compacting ring 3 described in downward top pressure so as to the pressure regulating cover 4 of pressure release piece 2 described in top pressure, the pressure regulating cover
4 are provided with the position pressure relief vent 401 corresponding with the pressure release endoporus 301, the accommodation chamber 101 and the pressure release endoporus
301 are connected by the pressure relief vent 401 with extraneous atmospheric pressure environment, specifically, the pressure regulating cover 4 and the latching member body
1 is threaded connection.The upper end of the accommodation chamber 101 is provided with internal thread, and the pressure regulating cover 4 is provided with and the accommodation chamber 101
The external screw thread that internal thread is engaged.
In addition, in order to meet requirement, the maximum resistance to compression pressure of the pressure release piece 2 is 30-40MPa, it is preferred that described
The maximum resistance to compression pressure of pressure release piece 2 is 35MPa.
For the ease of the latching member with pressure relief is arranged on carbon dioxide fracturing device, the latching member body 1
Outer surface is provided with external screw thread.
Carbon dioxide fracturing device as shown in Figure 2 to Figure 3, it includes expansion tube 5 and filling on expansion tube 5 can head
6, the expansion tube 5 is interior to be provided with liquid storage cylinder 501, and the energy first 6 that fills fills energy head endoporus provided with what is connected with the liquid storage cylinder 501
601 and with it is described fill can the implementation of port 602 that connect of head endoporus 601, it is described fill can head endoporus 601 include being located at its lower end and interior
Energy path section 601a is filled in footpath less than the maximum outside diameter of taper block section 103, and the internal thread of energy head endoporus 601 that fills is connected with
The latching member with pressure relief, after carbon dioxide charging operation is completed to liquid storage cylinder 501 by implementation of port 602, pass through
Screw thread, which coordinates, moves down the latching member with pressure relief so that the taper block section 103 plugs fills energy path into described in
The energy head endoporus 601 that fills is blocked to seal liquid storage cylinder 501 to fill energy path section 601a described in closure in section 601a, simultaneously
The pressure release entrance 102a for filling energy path section 601a bottoms connects with liquid storage cylinder 501, when the liquid storage of carbon dioxide fracturing device
When pressure rise in chamber 501 make it that the pressure in pressure release passage 102 is more than the maximum resistance to compression pressure of pressure release piece 2, liquid storage cylinder 501
Interior gases at high pressure, which can then thrust pressure release piece 2, makes gases at high pressure in liquid storage cylinder 501 be let out by pressure release passage 102, compacting ring 3
Pressure endoporus 301 and pressure relief vent 401 are discharged outside in atmospheric pressure environment, so as to realize that the pressure release to carbon dioxide fracturing device is made
Industry.
The present embodiment operation principle is as follows：
Pressure release：After carbon dioxide fracturing device is filled by implementation of port completion carbon dioxide, being coordinated by screw thread makes to be located at
Fill can be in head endoporus the latching member with pressure relief move down with block fill can path section so as to block, fill can head endoporus.Cause
External factor, which raises the air pressure in the liquid storage cylinder of carbon dioxide fracturing device, makes the pressure in pressure release passage be more than pressure release piece most
During big resistance to compression pressure, the gases at high pressure in liquid storage cylinder can thrust pressure release piece and by pressure release passage, compacting ring pressure release endoporus and
Pressure relief vent is discharged outside in atmospheric pressure environment, so as to realize the blowout job of carbon dioxide fracturing device.
It is to combine a kind of embodiment that particular content provides as described above, does not assert the specific implementation office of the application
It is limited to these explanations.It is all approximate with the present processes, structure etc., identical, if or for being made under the application concept thereof
Dry technology deduction or replace, it should all be considered as the protection domain of the application.
Claims (10)
1. the latching member with pressure relief, it is characterised in that including latching member body (1), be provided with the latching member body (1)
The accommodation chamber (101) that is connected with extraneous atmospheric pressure environment and below the accommodation chamber (101) and with the accommodation chamber (101)
The pressure release passage (102) of connection, the latching member body (1) are provided with the pressure release entrance connected with the pressure release passage (102)
(102a), the accommodation chamber (101) is interior to be provided with the pressure release piece (2) for being used for blocking the pressure release passage (102).
2. the latching member according to claim 1 with pressure relief, it is characterised in that the pressure release passage (102) it is upper
The frustum section (102b) being gradually reduced from top to bottom for internal diameter is held, the maximum inner diameter of the frustum section (102b) is equal to or less than institute
State the diameter of pressure release piece (2).
3. the latching member according to claim 1 with pressure relief, it is characterised in that in institute in the accommodation chamber (101)
The top for stating pressure release piece (2) is provided with the compacting ring (3) of pressure release piece (2) described in downward top pressure.
4. the latching member according to claim 3 with pressure relief, it is characterised in that the compacting ring (3) is provided with up and down
The pressure release endoporus (301) for running through and being connected with extraneous atmospheric pressure environment.
5. the latching member according to claim 4 with pressure relief, it is characterised in that set above the compacting ring (3)
Have and be connected with the latching member body (1) and for compacting ring (3) described in downward top pressure so as to pressure release piece (2) described in top pressure
Pressure regulating cover (4), the pressure regulating cover (4) are provided with the position pressure relief vent (401) corresponding with the pressure release endoporus (301), institute
Accommodation chamber (101) and the pressure release endoporus (301) is stated by the pressure relief vent (401) with extraneous atmospheric pressure environment to be connected.
6. the latching member according to claim 5 with pressure relief, it is characterised in that the upper end of the accommodation chamber (101)
Provided with internal thread, the pressure regulating cover (4) is provided with the external screw thread being connected with the screw-internal thread fit of the accommodation chamber (101).
7. the latching member according to claim 1 with pressure relief, it is characterised in that the latching member body (1) includes
Located at the taper block section (103) that its lower end and external diameter are gradually reduced from top to bottom, the pressure release entrance (102a) is located at described
The bottom of taper block section (103).
8. the latching member according to claim 1 with pressure relief, it is characterised in that the maximum of the pressure release piece (2) resists
Pressure pressure is 30-40MPa.
9. the latching member according to claim 8 with pressure relief, it is characterised in that the maximum of the pressure release piece (2) resists
Pressure pressure is 35MPa.
10. the latching member according to claim 1 with pressure relief, it is characterised in that outside the latching member body (1)
Surface is provided with external screw thread.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720728103.9U CN206989833U (en) | 2017-06-20 | 2017-06-20 | Latching member with pressure relief |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720728103.9U CN206989833U (en) | 2017-06-20 | 2017-06-20 | Latching member with pressure relief |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206989833U true CN206989833U (en) | 2018-02-09 |
Family
ID=61395832
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720728103.9U Active CN206989833U (en) | 2017-06-20 | 2017-06-20 | Latching member with pressure relief |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206989833U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113483604A (en) * | 2021-04-30 | 2021-10-08 | 长沙领英智造科技有限公司 | Ultrahigh-pressure liquid metal sealing electromagnetic control valve |
-
2017
- 2017-06-20 CN CN201720728103.9U patent/CN206989833U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113483604A (en) * | 2021-04-30 | 2021-10-08 | 长沙领英智造科技有限公司 | Ultrahigh-pressure liquid metal sealing electromagnetic control valve |
| CN113483604B (en) * | 2021-04-30 | 2022-09-30 | 长沙领英智造科技有限公司 | Ultrahigh-pressure liquid metal sealing electromagnetic control valve |
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