CN218494287U

CN218494287U - Spring type safety valve

Info

Publication number: CN218494287U
Application number: CN202223053037.XU
Authority: CN
Inventors: 迪力哈尔·阿斯哈尔
Original assignee: Xinjiang Oilfield Heiyoushan Co ltd
Current assignee: Xinjiang Oilfield Heiyoushan Co ltd
Priority date: 2022-11-17
Filing date: 2022-11-17
Publication date: 2023-02-17
Anticipated expiration: 2032-11-17

Abstract

The utility model provides a spring relief valve, which comprises a valve body, the round hole has all been opened to the bottom of valve body circumference outer wall one side and the top of opposite side, and the round hole inner wall welded fastening of circumference outer wall one side bottom has the connecting pipe, and the round hole inner wall welded fastening at circumference outer wall opposite side top has the pressure release pipe, open at the middle part at valve body top has the mounting hole, and mounting hole inner wall welded fastening has the installation pipe, and the top welded fastening of installation pipe circumference outer wall has the spring pipe, and the bottom of spring pipe inner wall is provided with the frid. This device is through being provided with pressure release hole, connecting pipe, devices such as compression spring, and the pressure that transmits through the pipe when using can promote the pressure release piece rebound, through connecting rod and frid extrusion spring, under the pressure circumstances of difference, two discharge holes in pressure release hole can connect gradually the pressure release intraduct, and when pressure is less, inside less pressure release hole rises and contacts the pressure release pipe, reaches the automatic effect through internal pressure adjustment pressure release speed.

Description

Spring type safety valve

Technical Field

The utility model relates to a relief valve technical field, in particular to spring relief valve.

Background

The spring type safety valve is characterized in that a valve or a plunger and other sealing elements of the valve are locked by means of elastic pressure of a spring, once high pressure generated after the pressure of a pressure container is abnormal overcomes the spring pressure of the safety valve, a locking device is pushed open, a pressure relief channel is formed, and the high pressure is released. The valve clack is divided into a fully-opened type and a slightly-opened type according to different opening heights of the valve clack. The full-lift type has large discharge amount and good resilience, is suitable for liquid and gas media, and the micro-lift type is only suitable for liquid media.

The relief valve of current spring can carry out automatic pressure release to a certain extent after the extrusion spring under the effect of internal pressure, and the speed of pressure release is fixed under the no matter effect of size of internal pressure, can lead to pressure release slower under the condition that faces the quick increase of pressure, can not the speed of automatic adjustment pressure release.

To address the problems with the above-described techniques; to this end, a spring-loaded safety valve is proposed.

SUMMERY OF THE UTILITY MODEL

In view of this, embodiments of the present invention provide a spring-type safety valve, so as to solve or alleviate the technical problems in the prior art, and at least provide a beneficial choice.

The utility model discloses technical scheme is so realized: the pressure relief valve comprises a valve body, the round hole has all been opened at the bottom of valve body circumference outer wall one side and the top of opposite side, and the round hole inner wall welded fastening of circumference outer wall one side bottom has the connecting pipe, and the round hole inner wall welded fastening at circumference outer wall opposite side top has the pressure release pipe, open at the middle part at valve body top has the mounting hole, and mounting hole inner wall welded fastening has the installation pipe, and the top welded fastening of installation pipe circumference outer wall has the spring pipe, and the bottom of spring pipe inner wall is provided with the frid, and is provided with pressure spring in the top notch of frid, and the middle part welded fastening of frid bottom has the connecting rod, the bottom welded fastening of connecting rod has the pressure release piece, and opens at the middle part of pressure release piece bottom has the pressure release hole, and the pressure release hole is two round holes different in size at the inside branching of pressure release piece, and runs through from pressure release piece circumference outer wall near pressure release pipe one side.

In some embodiments, the exhaust pipe is installed through the middle of the top of the spring pipe, a guide hole is formed in the middle of the bottom of the valve body, and a guide pipe is welded and fixed on the inner wall of the guide hole.

In some embodiments, a circular plate is welded and fixed on the inner wall of the pressure relief pipe, the outer wall of the circumference of the circular plate is welded and fixed on the inner wall of the pressure relief pipe in a sealing manner, round holes are formed in the bottoms of two sides of the circular plate, and a rectangular plate is welded and fixed on the top of one side, away from the pressure relief block, of the circular plate.

In some embodiments, the middle part of the bottom of the rectangular plate is fixedly welded with a mounting block, the middle part of the front end of the mounting block is rotatably provided with a rotating block, and the bottom of the rotating block is detachably provided with a baffle plate through a screw.

In some embodiments, a fixing plate is welded and fixed on one side of the circumferential outer wall of the pressure relief pipe, which is far away from the valve body.

In some embodiments, a rotating ball is arranged on one side, away from the valve body, of the circumferential inner wall of the connecting pipe, the rotating ball is attached to the inner wall of the connecting pipe through rubber, and through holes are formed in two sides of the rotating ball.

In some embodiments, a rotating shaft is welded and fixed to the top of the rotating ball, penetrates through the top of the connecting pipe, and a shifting block is welded and fixed to the top of the circumferential outer wall of the rotating shaft.

The embodiment of the utility model provides a owing to adopt above technical scheme, it has following advantage:

1. the utility model provides a spring relief valve, this device is through being provided with devices such as pressure release hole, connecting pipe, compression spring, and the pressure that transmits through the pipe when using can promote the pressure release piece rebound, through connecting rod and frid extrusion spring, under the pressure condition of difference, two discharge holes in pressure release hole can connect gradually the pressure release intraduct, and when pressure was less, inside less pressure release hole rises to contact the pressure release pipe, reached the automatic effect through internal pressure adjustment pressure release speed.

2. The utility model provides a spring relief valve, this device is through being provided with devices such as plectane, baffle, rectangular plate, and when carrying out the pressure release, internal pressure can promote the baffle and rotate on the installation piece, and internal pressure discharges through the plectane round hole, and the plectane round hole can be sealed to the baffle under the condition that does not need the pressure release, avoids outside pressure to get into inside the valve body.

3. The utility model provides a spring relief valve, this device is through being provided with devices such as roating ball, shifting block, and when using, when meetting the spring pressure release trouble, the accessible rotates the shifting block, makes the inside both sides of connecting tube, drives the effect of manual pressure release of through hole connection of its roating ball.

The foregoing summary is provided for the purpose of description only and is not intended to be limiting in any way. In addition to the illustrative aspects, embodiments, and features described above, further aspects, embodiments, and features of the present invention will be readily apparent by reference to the drawings and following detailed description.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the embodiments or technical descriptions will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative efforts.

FIG. 1 is a three-dimensional structure of the present invention;

FIG. 2 is a front cross-sectional structural view of the present invention;

FIG. 3 is a three-dimensional structure diagram of the pressure relief block of the present invention;

fig. 4 is a perspective view of the circular plate according to the present invention.

Reference numerals:

1. a valve body; 2. a fixing plate; 3. a spring tube; 4. an exhaust pipe; 5. installing a pipe; 6. a rotating shaft; 7. a connecting pipe; 8. a conduit; 9. a pressure relief vent; 10. a baffle plate; 11. a circular plate; 12. mounting blocks; 13. a pressure relief pipe; 14. a connecting rod; 15. a pressure spring; 16. a groove plate; 17. releasing the pressure block; 18. rotating the block; 19. a rectangular plate; 20. rotating the ball; 21. and (5) shifting blocks.

Detailed Description

In the following, only certain exemplary embodiments are briefly described. As those skilled in the art will recognize, the described embodiments may be modified in various different ways, all without departing from the spirit or scope of the present invention. Accordingly, the drawings and description are to be regarded as illustrative in nature, and not as restrictive.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; the connection can be mechanical connection, electrical connection or communication; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly above and obliquely above the second feature, or simply meaning that the first feature is at a lesser level than the second feature.

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.

Example 1:

as shown in figures 1-4, a spring type safety valve comprises a valve body 1, round holes are respectively arranged at the bottom of one side of the circumferential outer wall and the top of the other side of the circumferential outer wall of the valve body 1, a connecting pipe 7 is fixedly welded on the inner wall of the round hole at the bottom of one side of the circumferential outer wall, a pressure relief pipe 13 is fixedly welded on the inner wall of the round hole at the top of the other side of the circumferential outer wall, a mounting hole is arranged at the middle of the top of the valve body 1, a mounting pipe 5 is fixedly welded on the inner wall of the mounting hole, a spring pipe 3 is fixedly welded on the top of the circumferential outer wall of the mounting pipe 5, a groove plate 16 is arranged at the bottom of the inner wall of the spring pipe 3, a pressure spring 15 is arranged in a notch at the top of the groove plate 16, a connecting rod 14 is fixedly welded at the middle of the bottom of the groove plate 16, the bottom welded fastening of connecting rod 14 has pressure release piece 17, and the middle part of pressure release piece 17 bottom is opened there is pressure release hole 9, and pressure release hole 9 is two round holes of different sizes at the inside branch of pressure release piece 17, and run through near pressure release pipe 13 one side from 17 circumference outer walls of pressure release piece, connect through pipe 8 when using, transmit pressure to the inside of valve body 1, pressure can promote pressure release piece 17 and rise, through connecting rod 14 and frid 16, extrusion pressure spring 15, under the pressure condition of difference, two discharge holes of pressure release hole 9 can connect gradually inside pressure release pipe 13, pressure is less, inside less pressure release hole 9 rises to contact pressure release pipe 13.

In this embodiment, the exhaust pipe 4 is installed through the top middle part of the spring tube 3, the guide hole is opened in the middle part of the bottom of the valve body 1, and the guide pipe 8 is welded and fixed on the inner wall of the guide hole, and the spring tube and the guide pipe 8 are connected and installed through the guide pipe 8.

In this embodiment, a circular plate 11 is welded and fixed to the inner wall of the pressure relief pipe 13, the outer circumferential wall of the circular plate 11 is welded and fixed to the inner wall of the pressure relief pipe 13 in a sealing manner, circular holes are formed in the bottom portions of both sides of the circular plate 11, a rectangular plate 19 is welded and fixed to the top portion of the side of the circular plate 11 away from the pressure relief block 17, and the circular plate 11 blocks the pressure relief pipe 13 and can only discharge through the circular holes.

In this embodiment, the middle part of the bottom of the rectangular plate 19 is welded and fixed with the mounting block 12, the middle part of the front end of the mounting block 12 is rotatably mounted with the rotating block 18, the bottom of the rotating block 18 is detachably mounted with the baffle 10 through a screw, and the baffle 10 is convenient for plugging the round hole of the circular plate 11 while not releasing pressure.

In this embodiment, one side welded fastening that the valve body 1 was kept away from to 13 circumference outer walls of pressure release pipe has fixed plate 2, is convenient for carry out the pressure release through this device of fixed plate 2 erection joint.

Example 2:

the present embodiment is an improvement of embodiment 1, and as shown in fig. 2,

in this embodiment, one side that valve body 1 was kept away from to connecting pipe 7 circumference inner wall is provided with swivel ball 20, and swivel ball 20 passes through the rubber laminating with the inner wall of connecting pipe 7, and the both sides of swivel ball 20 are opened there is the through hole, the top welded fastening of swivel ball 20 has rotation axis 6, and rotation axis 6 passes the top of connecting pipe 7, the top welded fastening of rotation axis 6 circumference outer wall has shifting block 21, through rotating swivel ball 20, run through the inside both sides of connecting pipe 7 with the through hole, carry out the manual operation pressure release.

The utility model discloses at the during operation, at first carry out erection joint with this device through pipe 8, when 8 inside medium pressure of pipe is great to get into 1 inside of valve body, medium pressure can promote pressure release piece 17 and rise, through connecting rod 14 and frid 16, extrusion pressure spring 15, under the pressure condition of difference, two discharge holes of pressure release hole 9 can connect gradually inside pressure release pipe 13, pressure is less, less pressure release hole 9 rises to contact inside pressure release pipe 13, the inside medium of pressure release pipe 13 that emits into simultaneously can promote baffle 10 through the round hole of plectane 11, then discharge, when meetting pressure spring 15 pressure release trouble, staff's accessible rotates shifting block 21, it rotates to drive swivel ball 20, the both sides of the inside that connecting pipe 7 can be run through to the through hole of pivoted in-process swivel ball 20, carry out the pressure release.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily think of various changes or substitutions within the technical scope of the present invention, and these should be covered by the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. The utility model provides a spring relief valve, includes valve body (1), its characterized in that: the bottom of valve body (1) circumference outer wall one side and the top of opposite side have all been opened the round hole, and the round hole inner wall welded fastening of circumference outer wall one side bottom has connecting pipe (7), and the round hole inner wall welded fastening at circumference outer wall opposite side top has pressure release pipe (13), the middle part at valve body (1) top is opened there is the mounting hole, and mounting hole inner wall welded fastening has installation pipe (5), and the top welded fastening of installation pipe (5) circumference outer wall has spring pipe (3), and the bottom of spring pipe (3) inner wall is provided with frid (16), and is provided with pressure spring (15) in the top notch of frid (16), and the middle part welded fastening of frid (16) bottom has connecting rod (14), the bottom welded fastening of connecting rod (14) has pressure release piece (17), and the middle part of pressure release piece (17) bottom is opened pressure release hole (9), and pressure release hole (9) are two pressure pipes of different sizes in the branching of pressure release piece (17), and are close to pressure release pipe (13) one side from the round hole (17) circumference and run through.

2. A spring-loaded safety valve according to claim 1, wherein: the top middle part of spring pipe (3) runs through and installs blast pipe (4), the middle part of valve body (1) bottom is opened there is the guide hole, and guide hole inner wall welded fastening has pipe (8).

3. A spring-loaded safety valve according to claim 1, characterised in that: the inner wall welded fastening of pressure release pipe (13) has plectane (11), and sealed welded fastening of plectane (11) circumference outer wall is in the inner wall of pressure release pipe (13), and the bottom of plectane (11) both sides opens there is the round hole, one side top welded fastening that pressure release piece (17) was kept away from to plectane (11) has rectangular plate (19).

4. A spring-loaded safety valve according to claim 3, wherein: the middle part welded fastening of rectangular plate (19) bottom has installation piece (12), and installs rotation block (18) in the middle part of installation piece (12) front end rotation, and the bottom of rotation block (18) has baffle (10) through screw demountable installation.

5. A spring-loaded safety valve according to claim 1, wherein: and a fixing plate (2) is fixedly welded on one side of the circumferential outer wall of the pressure relief pipe (13) far away from the valve body (1).

6. A spring-loaded safety valve according to claim 1, characterised in that: one side of the inner wall of the circumference of the connecting pipe (7) far away from the valve body (1) is provided with a rotating ball (20), the rotating ball (20) is attached to the inner wall of the connecting pipe (7) through rubber, and through holes are formed in two sides of the rotating ball (20).

7. A spring-loaded safety valve according to claim 6, wherein: the top welded fastening of roating ball (20) has rotation axis (6), and rotation axis (6) pass the top of connecting pipe (7), the top welded fastening of rotation axis (6) circumference outer wall has shifting block (21).