CN217056489U - Pressure relief device of multi-pin shearing structure - Google Patents
Pressure relief device of multi-pin shearing structure Download PDFInfo
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- CN217056489U CN217056489U CN202220571424.3U CN202220571424U CN217056489U CN 217056489 U CN217056489 U CN 217056489U CN 202220571424 U CN202220571424 U CN 202220571424U CN 217056489 U CN217056489 U CN 217056489U
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- pressure
- pressure relief
- relief valve
- pin
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Abstract
The utility model discloses a pressure relief device of many pins shearing mechanism belongs to valve technical field, a pressure relief device of many pins shearing mechanism includes the relief valve body, the relief valve body includes the pressure release valve casing, pressure release 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 pressure release valve casing is equipped with the screw hole, the pressure release valve casing passes through screw hole and disjunctor threaded connection, be equipped with the cotter hole on the pressure release valve casing, be equipped with the shearing groove on the disjunctor, cotter hole and shearing groove are corresponding, the cotter hole is provided with two at least and evenly distributed on the surface of pressure release valve casing, cotter hole and pin looks adaptation, be equipped with the seal groove on the disjunctor, the seal groove passes through sealing washer and casing sealing connection, has reliable connection, and the relief valve, Safe and reliable pressure relief, various and simple and practical driving modes.
Description
Technical Field
The utility model relates to a pressure relief valve technical field specifically is a pressure relief device who relates to a many pins shearing mechanism.
Background
When the pressure of the medium in the equipment or the pipeline rises and exceeds a specified value, the medium is discharged outside the system to prevent the pressure of the medium 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 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.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model provides a purpose provides a many pins shear structure's pressure relief device to solve the problem in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
the pressure relief device of the multi-pin shearing structure comprises a pressure relief valve body, wherein the pressure relief valve body comprises a pressure relief valve shell, one end of the pressure relief valve shell is provided with a pressure container interface, the other end, far away from the pressure container interface, of the pressure relief valve shell is provided with a threaded hole, and the pressure relief valve shell is in threaded connection with a separation body through the threaded hole;
the pressure relief valve is characterized in that 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 utility model, the cotter hole is provided with two at least and evenly distributed on the surface of pressure release valve casing, cotter hole and pin looks adaptation.
As a further proposal, the shear groove is an annular groove and at least provided with one, and the shear groove is matched with the pin.
As a further scheme of the utility model, be equipped with a seal groove on the disjunctor at least, the seal groove passes through sealing washer and relief valve casing sealing connection.
As a further proposal of the utility model, the pressure vessel interface is connected with a pressure generator.
To sum up, compared with the prior art, the embodiment of the utility model has the following beneficial effects:
the utility model discloses a structure of many pins, can realize the reliable connection between the object, under the condition that does not change external dimension specification, can be through adjusting pin quantity, the size changes its bearing capacity and safe pressure release pressure, utilize gas or liquid in the container to be power, separate disjunctor and pressure release valve case in the short time, realize releasing of pressure, protect the integrity of whole device, the device is not limited by the form of pressure in addition, if the gas, hydraulic pressure and atmospheric pressure are all usable, possess reliable connection, safe and reliable pressure release, the various and simple and convenient practical effect of drive means.
To illustrate the structural features and functions of the present invention more clearly, the present invention will be described in detail 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 in an embodiment of the present invention before separation.
Fig. 2 is a schematic structural view of the pressure relief device of the multi-pin shearing structure after separation in the embodiment of the utility model.
Reference numerals are as follows: the pressure relief valve comprises a pressure relief valve body 1, a pressure container interface 11, a pressure relief valve shell 12, a pin hole 13, a separation body 2, a sealing ring 21, a shearing groove 22, a sealing groove 23 and a shearing pin 3.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
The following detailed description is provided to illustrate specific embodiments of the present invention.
In an embodiment of the present invention, referring to fig. 1 and fig. 2, the pressure relief device of the multi-pin shearing structure includes a pressure relief valve body, the pressure relief valve body includes a pressure relief valve housing, one end of the pressure relief valve housing is provided with a pressure container interface, the other end of the pressure relief valve housing away from the pressure container interface is provided with a threaded hole, and the pressure relief valve housing is in threaded connection with the 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 an embodiment of the present 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 housing, and the pin holes are adapted to 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 separating 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 intended to limit the present invention, and any modifications, equivalents, improvements, etc. made within the spirit and principles of the present invention should be included within the scope of the present invention.
Claims (5)
1. The pressure relief device of the multi-pin shearing structure comprises a pressure relief valve body and is characterized in that the pressure relief valve body comprises a pressure relief valve shell, one end of the pressure relief valve shell is provided with a pressure container interface, the other end, far away from the pressure container interface, of the pressure relief valve shell is provided with a threaded hole, and the pressure relief valve shell is in threaded connection with a separation body through the threaded hole;
the pressure relief valve is characterized in that 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.
2. The pressure relief device of claim 1, wherein the pin holes are at least two and uniformly distributed on the outer surface of the relief valve housing, and the pin holes are adapted to the pins.
3. The pressure relief device of a multi-pin shear structure of claim 1, wherein at least one shear groove is provided, said shear groove being adapted to fit the pin.
4. The pressure relief device of a multi-pin shearing structure of claim 1, wherein the separator has at least one sealing groove therein, and the sealing groove is sealingly connected to the relief valve housing by a sealing ring.
5. 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 |
|---|---|---|---|
| CN202220571424.3U CN217056489U (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 |
|---|---|---|---|
| CN202220571424.3U CN217056489U (en) | 2022-03-16 | 2022-03-16 | Pressure relief device of multi-pin shearing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217056489U true CN217056489U (en) | 2022-07-26 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220571424.3U Active CN217056489U (en) | 2022-03-16 | 2022-03-16 | Pressure relief device of multi-pin shearing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217056489U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023230725A1 (en) * | 2022-06-03 | 2023-12-07 | Safran Landing Systems Canada Inc. | Fuse pin valve |
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2022
- 2022-03-16 CN CN202220571424.3U patent/CN217056489U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023230725A1 (en) * | 2022-06-03 | 2023-12-07 | Safran Landing Systems Canada Inc. | Fuse pin valve |
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