CN114542773A - Pressure relief device of multi-pin shearing structure - Google Patents
Pressure relief device of multi-pin shearing structure Download PDFInfo
- Publication number
- CN114542773A CN114542773A CN202210258234.0A CN202210258234A CN114542773A CN 114542773 A CN114542773 A CN 114542773A CN 202210258234 A CN202210258234 A CN 202210258234A CN 114542773 A CN114542773 A CN 114542773A
- Authority
- CN
- China
- Prior art keywords
- relief valve
- pressure
- pin
- groove
- pressure relief
- 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.)
- Pending
Links
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
- F16K17/02—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side
- F16K17/14—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side with fracturing member
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Safety Valves (AREA)
Abstract
The invention discloses a pressure relief device of a multi-pin shearing structure, which belongs to the technical field of valves and comprises a relief valve body, wherein the relief valve body comprises a relief valve shell, one end of the relief valve shell is provided with a pressure container interface, the other end of the relief valve shell, which is far away from the pressure container interface, is provided with a threaded hole, the relief valve shell is in threaded connection with a separation body through the threaded hole, the relief valve shell is provided with a pin hole, the separation body is provided with a shearing groove, the pin hole corresponds to the shearing groove, at least two pin holes are uniformly distributed on the outer surface of the relief valve shell, the pin hole is matched with a pin, the separation body is provided with a sealing groove, the sealing groove is in sealing connection with the relief valve shell through a sealing ring, and the pressure relief valve is provided with a reliable connection part, Safe and reliable pressure release, various and simple and convenient practical drive modes.
Description
Technical Field
The invention relates to the technical field of pressure relief valves, in particular to a pressure relief device of a multi-pin shearing structure.
Background
When the medium pressure in the equipment or the pipeline rises and exceeds a specified value, the medium is discharged to the outside of the system to prevent the medium pressure in the pipeline or the equipment from exceeding a specified value, and the action reliability and the performance of the special valve are directly related to the safety of the equipment and the personnel.
The pressure relief device generally stops the piston before reaching the limit position through manual or other control modes, equipment is damaged or accidental casualty accidents occur frequently due to improper operation or overlarge pressure in use, and therefore, the existing pressure relief device has the defect that reliable pressure relief is difficult to achieve and is difficult to popularize and apply.
Accordingly, there is a need to provide a pressure relief device of a multi-pin shear configuration that addresses the above-mentioned problems.
Disclosure of Invention
In view of the shortcomings in the prior art, an object of the present invention is to provide a pressure relief device with a multi-pin shearing structure, so as to solve the above problems in the background art.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a pressure relief device of many pins shearing structure, includes the relief valve body, the relief valve body includes the relief valve casing, relief valve casing one end is equipped with the pressure vessel interface, the other end that the pressure vessel interface was kept away from to the relief valve casing is equipped with the screw hole, the relief valve casing passes through screw hole and disjunctor threaded connection.
As a further scheme of the invention, a pin hole is formed in the pressure relief valve shell, a shearing groove is formed in the separating body, and the pin hole corresponds to the shearing groove.
As a further scheme of the invention, at least two pin holes are arranged and uniformly distributed on the outer surface of the pressure relief valve shell, and the pin holes are matched with pins.
As a further scheme of the invention, the shear groove is an annular groove and at least one shear groove is arranged, and the shear groove is matched with the pin.
As a further scheme of the invention, at least one sealing groove is arranged on the separating body, and the sealing groove is connected with the pressure relief valve shell in a sealing manner through a sealing ring.
As a further aspect of the invention, the pressure vessel interface is connected to a pressure generator.
In summary, compared with the prior art, the embodiment of the invention has the following beneficial effects:
the invention can realize reliable connection between objects through the structure of the multi-pin, can change the bearing capacity and safe pressure relief pressure by adjusting the number and the size of the pins under the condition of not changing the external dimension specification, separates the separating body from the pressure relief valve shell in a short time by using gas or liquid in the container as power, realizes pressure relief, protects the integrity of the whole device, is not limited by the pressure form, such as gas, hydraulic pressure and air pressure, and has the effects of reliable connection, safe and reliable pressure relief, various driving modes, simpleness, convenience and practicability.
To more clearly illustrate the structural features and effects of the present invention, the present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.
Drawings
Fig. 1 is a schematic structural view of a pressure relief device of a multi-pin shear structure before separation in an embodiment of the invention.
Fig. 2 is a schematic diagram of a pressure relief device with a multi-pin shear structure after separation in an embodiment of the invention.
Reference numerals: 1-a pressure relief valve body, 11-a pressure vessel interface, 12-a pressure relief valve shell, 13-a pin hole, 2-a separation body, 21-a sealing ring, 22-a shearing groove, 23-a sealing groove and 3-a shearing pin.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Specific implementations of the present invention are described in detail below with reference to specific embodiments.
In an embodiment of the invention, referring to fig. 1 and fig. 2, the pressure relief device of the multi-pin shearing structure comprises a relief valve body, wherein the relief valve body comprises a relief valve housing, one end of the relief valve housing is provided with a pressure vessel interface, the other end of the relief valve housing, which is far away from the pressure vessel interface, is provided with a threaded hole, and the relief valve housing is in threaded connection with a separation body through the threaded hole; the pressure relief valve shell is provided with a pin hole, the separating body is provided with a shearing groove, and the pin hole corresponds to the shearing groove; the pressure vessel interface is connected with a pressure generator.
In the embodiment, when the pressure-relief valve is used, the pin bears the pressure borne by the pressure-relief valve device, when the pressure exceeds an expected value, the pressure generator connected with the pressure container interface can push the piston to move through a high-pressure medium in the pressure container, thrust far greater than the shearing limit of the pin is generated, the pin is sheared, separation between the separating body and the pressure-relief valve shell is achieved, damage to the container or other adverse effects are avoided, reliable connection between objects can be achieved through the structure of multiple pins, the separating body and the pressure-relief valve shell are separated in a short time by using gas or liquid in the pressure container as power, release of pressing force is achieved, integrity of the whole pressure-relief valve device is protected, the pressure-relief valve device is not limited by the form of the pressure, and gas, hydraulic pressure and gas pressure can be used.
In one embodiment of the invention, referring to fig. 1 and 2, the pin holes are provided with at least two and are uniformly distributed on the circumference of the pressure relief valve shell, and the pin holes are matched with the pins; at least one shear groove is arranged, and the shear groove is matched with the pin.
In this embodiment, the pin is adapted to the shear groove through the pin hole, so as to realize the connection between the pressure relief valve housing and the separate body, and the bearing capacity and the safety pressure relief pressure can be changed by adjusting the number and the size of the pin without changing the external dimension specification, wherein the shear groove is an annular groove, the pin hole can be arranged in multiple rows and corresponds to the shear groove on the separate body, and when the separate body is provided with a plurality of shear grooves, the relative positions of the shear grooves are not limited.
In an embodiment of the present invention, referring to fig. 1 and 2, the separation body is provided with at least one sealing groove, and the sealing groove is connected with the relief valve housing through a sealing ring.
In this embodiment, the seal groove is an annular groove, the number and the width of the seal groove can be flexibly adjusted, and when the separation body is provided with a plurality of seal grooves, the mutual positions of the seal grooves are not limited.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (6)
1. The utility model provides a pressure relief device of many pins shearing structure, includes the relief valve body, its characterized in that, the relief valve body includes the relief valve casing, relief valve casing one end is equipped with the pressure vessel interface, the other end that the pressure vessel interface was kept away from to the relief valve casing is equipped with the screw hole, the relief valve casing passes through screw hole and disjunctor threaded connection.
2. The pressure relief device of claim 1, wherein the relief valve housing has a pin hole, the split body has a shear groove, and the pin hole and the shear groove correspond to each other.
3. The pressure relief device of claim 2, wherein the pin holes are at least two and evenly distributed on the outer surface of the relief valve housing, and the pin holes are adapted to the pins.
4. The pressure relief device of a multi-pin shear structure of claim 2, wherein at least one shear groove is provided, said shear groove being adapted to fit the pin.
5. The pressure relief device of claim 1, wherein the separation body has at least one sealing groove, and the sealing groove is sealingly connected to the relief valve housing by a sealing ring.
6. The pressure relief device of a multi-pin shear structure of claim 1, wherein the pressure vessel interface is connected to a pressure generator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210258234.0A CN114542773A (en) | 2022-03-16 | 2022-03-16 | Pressure relief device of multi-pin shearing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210258234.0A CN114542773A (en) | 2022-03-16 | 2022-03-16 | Pressure relief device of multi-pin shearing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114542773A true CN114542773A (en) | 2022-05-27 |
Family
ID=81662730
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210258234.0A Pending CN114542773A (en) | 2022-03-16 | 2022-03-16 | Pressure relief device of multi-pin shearing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114542773A (en) |
-
2022
- 2022-03-16 CN CN202210258234.0A patent/CN114542773A/en active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US3088744A (en) | Submarine propeller shaft seal | |
| CN217056489U (en) | Pressure relief device of multi-pin shearing structure | |
| WO2019021958A1 (en) | Pump and sealing system | |
| CN103921918B (en) | Escape capsule ejection device | |
| US2943869A (en) | Couplings and safety devices therefor | |
| CA3115653C (en) | Shaft mechanical lock for pipeline isolation tools | |
| CN114542773A (en) | Pressure relief device of multi-pin shearing structure | |
| CN204281291U (en) | The manual Quick Connect Kit of press claw type | |
| US3645567A (en) | Push together tube connector | |
| CN110685738A (en) | Pressure relief device for monitoring pressure of paste filling pipeline and control method | |
| CN220082822U (en) | Liquid nitrogen breaking valve of low-temperature storage tank | |
| CN101907190B (en) | Safety complex function valve and two-way valve composed by same | |
| CN103921914A (en) | Connection release device for escape capsule | |
| CN203517105U (en) | Automatic connection quick-change connector with protection function | |
| CN103453255B (en) | A kind of quick release coupling that is certainly dynamically connected with protective function | |
| US3080091A (en) | Pressure safety device | |
| US4150836A (en) | Backed boss seal fitting | |
| US3238847A (en) | Force-exerting apparatus | |
| CN201875333U (en) | Slave and master quick joint | |
| US20210071799A1 (en) | Shaft Mechanical Lock for Pipeline Isolation Tools | |
| CN105221932A (en) | Low temperature fluid handling arm emergency separating device | |
| CN203615072U (en) | Cylinder manifold device for automatically switching medical gases | |
| CN207334051U (en) | A kind of loading-unloading vehicle quick coupling from cut-out structure | |
| CN205118656U (en) | Urgent separation device is used to low temperature fluid loading and unloading arm | |
| CN105292448A (en) | Helicopter wheel brake controller |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |