CN210069052U

CN210069052U - Antistatic safety valve for industrial valve

Info

Publication number: CN210069052U
Application number: CN201920874173.4U
Authority: CN
Inventors: 鲍南宇
Original assignee: Suzhou Valve Doctor Fluid Control Technology Co Ltd
Current assignee: Suzhou Valve Doctor Fluid Control Technology Co Ltd
Priority date: 2019-06-12
Filing date: 2019-06-12
Publication date: 2020-02-14
Anticipated expiration: 2029-06-12

Abstract

The utility model provides an industry is antistatic type relief valve for valve, include: valve casing, top cover, oversheath; the valve seat is embedded in the inner side of the lower part of the valve shell, and the lower adjusting wheel is arranged outside the valve seat in a threaded screwing mode; the valve body is embedded in the inner side of the upper part of the valve shell, and the upper adjusting wheel is installed outside the valve body in a threaded screwing mode; the positioning sheet and the valve are arranged on the inner side of the valve body, and the valve is positioned below the positioning sheet; the reset spring and the conductive block are embedded in the outer wall of the positioning sheet, and the conductive block is positioned on the outer side of the reset spring; the utility model discloses a to the improvement of industrial valve with antistatic safety valve, it is reasonable to have a structural design, static conduction is effectual, and the protecting effect is good, prevents that top cap installation and dismantlement in-process from damaging the surface and preventing the static coating, prevents the advantage that static effect is good to effectual problem appearing and not enough in having solved current device.

Description

Antistatic safety valve for industrial valve

Technical Field

The utility model relates to the technical field of valves, more specifically the utility model discloses, especially, relate to an industrial valve is with antistatic type relief valve.

Background

The safety valve is a special valve, wherein the opening and closing part is in a normally closed state under the action of external force, and when the pressure of a medium in equipment or a pipeline rises to exceed a specified value, the medium is discharged to the outside of the system to prevent the pressure of the medium in the pipeline or the equipment from exceeding the specified value. The safety valve plays a safety protection role in the system. When the system pressure exceeds the specified value, the safety valve is opened to discharge a part of gas/fluid in the system to the outside of the atmosphere/pipeline, so that the system pressure does not exceed the allowable value, and the system is ensured not to have accidents due to overhigh pressure.

Patent number CN207634755U discloses an antistatic safety valve for industrial valve, including valve body, valve rod, spring, go up compression screw, lower compression screw, case, entry end and exit end, valve rod, spring and case all are located the inside of valve body, the spring housing is established on the valve rod, the case is located the bottom of valve rod, it is located the upside of valve rod to go up the compression screw. The anti-static safety valve for the industrial valve is characterized in that an anti-static layer with the thickness of 0.1-0.2mm is arranged on the outer surface of the valve body.

Above-mentioned device relies on the antistatic backing that antistatic backing and outside set up to realize preventing static, and the static that actually does not produce the valve is derived, and antistatic effect is comparatively general to the top cap of relief valve need be with the help of instruments such as spanner when the installation is dismantled, and the easy damage of in-process is dismantled in the installation to outside antistatic backing, influences holistic antistatic effect.

In view of the above, the present invention provides an antistatic safety valve for an industrial valve, which is improved in view of the conventional problems, and aims to solve the problems and improve the practical value by the technology.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an industrial valve is with antistatic safety valve, the device that the patent number CN207634755U that proposes in solving above-mentioned background art discloses mainly relies on the antistatic backing realization of antistatic backing and outside setting to prevent static, the static that actually does not produce the valve is derived, it is comparatively general to prevent static effect, and the top cap of relief valve need be with the help of instruments such as spanner when the installation is dismantled, outside antistatic backing is dismantled easy damaged in-process in the installation, influence holistic antistatic backing's problem and not enough.

In order to achieve the above object, the utility model provides an industrial valve is with antistatic type relief valve is reached by following specific technological means:

an antistatic safety valve for an industrial valve, comprising: the valve comprises a valve shell, a valve seat, a lower adjusting wheel, a valve body, an upper adjusting wheel, a positioning sheet, a valve, an upper adjusting bolt, a lower adjusting bolt, an upper cover, an adjusting screw, a fixing screw, a valve rod, a spring seat, a spring, a top cover, an outer sheath, an electrostatic jumper, a reset spring and a conductive block; the valve seat is embedded in the inner side of the lower part of the valve shell, and the lower adjusting wheel is arranged outside the valve seat in a threaded screwing mode; the valve body is embedded in the inner side of the upper part of the valve shell, and the upper adjusting wheel is installed outside the valve body in a threaded screwing mode; the positioning sheet and the valve are arranged on the inner side of the valve body, and the valve is positioned below the positioning sheet; the reset spring and the conductive block are embedded in the outer wall of the positioning sheet, and the conductive block is positioned on the outer side of the reset spring; the upper adjusting bolt and the lower adjusting bolt are installed on the outer wall of the valve shell in a threaded screwing mode, the upper adjusting bolt penetrates through the valve shell to be abutted against the outer wall of the upper adjusting wheel, and the lower adjusting bolt penetrates through the valve shell to be abutted against the outer wall of the lower adjusting wheel; the upper cover is arranged above the valve shell and fixedly connected with the valve shell through bolts; the adjusting screw is installed on the inner side of the top end of the upper cover in a threaded screwing mode; the fixing screw is arranged outside the adjusting screw in a threaded screwing mode and is positioned at the top end of the upper cover; the valve rod is inserted and installed inside the adjusting screw, and the bottom of the valve rod penetrates through the positioning sheet to be abutted to the valve; the spring seats and the springs are sleeved outside the valve rod, and the springs are positioned between the two spring seats; the top cover is buckled and installed at the top end of the upper cover, and the top cover is screwed and connected with the upper cover through threads; the outer sheath is sleeved outside the top cover; the electrostatic jumper is fixedly installed on the valve shell through bolts.

As a further optimization of this technical scheme, the utility model relates to an industrial valve is with antistatic type relief valve set up two cylindrical cell bodies that are the symmetric form and distribute on the outer wall of spacer, and reset spring, conducting block embedding are installed the inside of cell body.

As a further optimization of this technical scheme, the utility model relates to an industrial valve is with antistatic type relief valve the conducting block is for making globular structure by the processing of electrically conductive material, and the outer wall of conducting block and the inner wall butt of valve body.

As a further optimization of this technical scheme, the utility model relates to an industrial valve is with antistatic safety valve all coating has antistatic coating on the outer wall of valve casing, upper cover, top cap, antistatic coating comprises UV cured resin material.

As a further optimization of this technical scheme, the utility model relates to an industrial valve is with antistatic type relief valve the oversheath is the stereoplasm rubber material, and the lower part of oversheath is the hexagon structure.

As the further optimization of this technical scheme, the utility model relates to an industrial valve is with antistatic type relief valve the valve casing passes through flange and bolt and pipeline fixed connection, and is connected through the static cross-over connection between valve casing and the pipeline.

As a further optimization of this technical scheme, the utility model relates to an industrial valve is with antistatic type relief valve casing, disk seat, lower adjustment wheel, valve body, go up adjustment wheel, valve are the conductive metal material.

Because of above-mentioned technical scheme's application, compared with the prior art, the utility model have the following advantage:

1. the utility model discloses set up two cylindrical cell bodies that are the symmetric form and distribute on the outer wall of spacer, and reset spring, conducting block embedding are installed the inside of cell body, the conducting block is for making globular structure by the processing of electrically conductive material, and the outer wall of conducting block and the setting of the inner wall butt of valve body, and when the spacer reciprocated, globular conducting block can take place to beat under reset spring's effect to on conducting the static that will produce to the valve body, realized deriving of static, prevent that static is effectual.

2. The utility model discloses the oversheath is the stereoplasm rubber material, and the lower part of oversheath is the setting of hexagon structure, and insulating effectual, protecting effect is good, prevents that top cap installation from damaging the surface with dismantling the in-process and prevent the static coating, and easy to assemble and dismantle.

3. The utility model discloses the valve casing passes through flange and bolt and pipeline fixed connection, and the setting of being connected through the static jumper between valve casing and the pipeline, and electrically conductive effectual, the static that will produce is derived to the pipeline through the static jumper, avoids the junction because of getting rusty, the electrically conductive effect of corruption influence.

4. The utility model discloses a to the improvement of industrial valve with antistatic safety valve, it is reasonable to have a structural design, static conduction is effectual, and the protecting effect is good, prevents that top cap installation and dismantlement in-process from damaging the surface and preventing the static coating, prevents the advantage that static effect is good to effectual problem appearing and not enough in having solved current device.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification. In the drawings:

fig. 1 is a schematic cross-sectional structure of the present invention;

FIG. 2 is a schematic structural view of the present invention;

fig. 3 is an enlarged schematic view of the position a of the present invention.

In the figure: the valve comprises a valve shell 1, a valve seat 2, a lower adjusting wheel 3, a valve body 4, an upper adjusting wheel 5, a positioning sheet 6, a valve 7, an upper adjusting bolt 8, a lower adjusting bolt 9, an upper cover 10, an adjusting screw 11, a fixing screw 12, a valve rod 13, a spring seat 14, a spring 15, a top cover 16, an outer sheath 17, an electrostatic jumper 18, a return spring 19 and a conductive block 20.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

It is to be noted that, in the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Meanwhile, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "connected" and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; the connection can be mechanical connection or electrical connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 3, the present invention provides a specific technical implementation of an antistatic safety valve for an industrial valve:

an antistatic safety valve for an industrial valve, comprising: the device comprises a valve shell 1, a valve seat 2, a lower adjusting wheel 3, a valve body 4, an upper adjusting wheel 5, a positioning sheet 6, a valve 7, an upper adjusting bolt 8, a lower adjusting bolt 9, an upper cover 10, an adjusting screw 11, a fixing screw 12, a valve rod 13, a spring seat 14, a spring 15, a top cover 16, an outer sheath 17, an electrostatic jumper 18, a return spring 19 and a conductive block 20; the valve seat 2 is embedded and installed on the inner side of the lower part of the valve shell 1, and the lower adjusting wheel 3 is installed on the outer part of the valve seat 2 in a threaded screwing mode; the valve body 4 is embedded and installed on the inner side of the upper part of the valve casing 1, and the upper regulating wheel 5 is installed on the outer part of the valve body 4 in a threaded screwing mode; the positioning sheet 6 and the valve 7 are arranged on the inner side of the valve body 4, and the valve 7 is positioned below the positioning sheet 6; the reset spring 19 and the conductive block 20 are embedded in the outer wall of the positioning sheet 6, and the conductive block 20 is positioned outside the reset spring 19; the upper adjusting bolt 8 and the lower adjusting bolt 9 are installed on the outer wall of the valve casing 1 in a threaded screwing mode, the upper adjusting bolt 8 penetrates through the valve casing 1 to be abutted against the outer wall of the upper adjusting wheel 5, and the lower adjusting bolt 9 penetrates through the valve casing 1 to be abutted against the outer wall of the lower adjusting wheel 3; the upper cover 10 is installed above the valve housing 1, and the upper cover 10 is fixedly connected with the valve housing 1 through bolts; the adjusting screw 11 is installed on the inner side of the top end of the upper cover 10 in a threaded screwing mode; the fixing screw 12 is installed outside the adjusting screw 11 in a threaded screwing mode, and the fixing screw 12 is located at the top end of the upper cover 10; the valve rod 13 is inserted and installed inside the adjusting screw 11, and the bottom of the valve rod 13 penetrates through the positioning sheet 6 and is abutted to the valve 7; the spring seats 14 and the spring 15 are sleeved outside the valve rod 13, and the spring 15 is positioned between the two spring seats 14; the top cover 16 is buckled and installed at the top end of the upper cover 10, and the top cover 16 is screwed and connected with the upper cover 10 through threads; the outer sheath 17 is sleeved outside the top cover 16; the electrostatic jumper 18 is fixedly mounted on the valve housing 1 by bolts.

Specifically, two cylindrical groove bodies which are symmetrically distributed are arranged on the outer wall of the positioning sheet 6, and the reset spring 19 and the conductive block 20 are embedded in the groove bodies.

Specifically, the conductive block 20 is made of a conductive material and is processed into a spherical structure, and the outer wall of the conductive block 20 abuts against the inner wall of the valve body 4.

Specifically, the outer walls of the valve housing 1, the upper cover 10 and the top cover 16 are coated with antistatic coatings, and the antistatic coatings are made of UV curable resin materials.

Specifically, the outer sheath 17 is made of hard rubber, and the lower portion of the outer sheath 17 is of a hexagonal structure.

Specifically, the valve housing 1 is fixedly connected to the pipeline by a flange and a bolt, and the valve housing 1 is connected to the pipeline by an electrostatic jumper 18.

Specifically, the valve casing 1, the valve seat 2, the lower regulating wheel 3, the valve body 4, the upper regulating wheel 5 and the valve 7 are all made of conductive metal materials.

The method comprises the following specific implementation steps:

after the safety valve is assembled, the safety valve is installed in a pipeline, a flange on the valve casing 1 is fixedly connected with a flange of the pipeline through bolts, and two ends of the electrostatic jumper 18 are installed at the flange of the valve casing 1 and the flange of the pipeline. When the medium pushes the valve 7 and the positioning piece 6 to move in the valve body 4, the spherical conductive block 20 can jump under the action of the reset spring 19 and conduct the generated static electricity to the valve body 4, the valve shell 1, the valve seat 2, the lower adjusting wheel 3, the valve body 4, the upper adjusting wheel 5 and the valve 7 are all made of conductive metal materials, the valve body 4 conducts the static electricity to the valve shell 1 and conducts the static electricity to a pipeline through the static electricity jumper 18, the static electricity is conducted, and the whole anti-static effect is improved. When the top cover 16 is mounted and dismounted, the lower part of the outer sheath 17 is screwed by a wrench or other tools to drive the top cover 16 to rotate, so that the surface antistatic coating is prevented from being damaged in the mounting and dismounting processes of the top cover 16.

In summary, the following steps: according to the anti-static safety valve for the industrial valve, two cylindrical groove bodies which are symmetrically distributed are formed in the outer wall of the positioning sheet, the reset spring and the conductive block are embedded in the groove bodies, the conductive block is of a spherical structure which is made of conductive materials, the outer wall of the conductive block is abutted to the inner wall of the valve body, when the positioning sheet moves up and down, the spherical conductive block can jump under the action of the reset spring and conduct generated static electricity to the valve body, static electricity is conducted out, and the anti-static effect is good; the outer sheath is made of hard rubber, and the lower part of the outer sheath is of a hexagonal structure, so that the insulating effect and the protection effect are good, the surface antistatic coating is prevented from being damaged in the mounting and dismounting processes of the top cover, and the mounting and dismounting are convenient; the valve shell is fixedly connected with the pipeline through the flange and the bolt, and the valve shell is connected with the pipeline through the electrostatic jumper, so that the conductive effect is good, the generated static electricity is led out to the pipeline through the electrostatic jumper, and the conductive effect is prevented from being influenced by rusting and corrosion at the joint; through the improvement to the antistatic safety valve for industrial valve, it is reasonable to have a structural design, and static conduction is effectual, and the protecting effect is good, prevents that top cap installation from damaging the surface with the dismantlement in-process and prevents the static coating, prevents the advantage that static effect is good to effectual the current device of having solved go wrong with not enough.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An antistatic safety valve for an industrial valve, comprising: the device comprises a valve shell (1), a valve seat (2), a lower adjusting wheel (3), a valve body (4), an upper adjusting wheel (5), a positioning sheet (6), a valve (7), an upper adjusting bolt (8), a lower adjusting bolt (9), an upper cover (10), an adjusting screw (11), a fixing screw (12), a valve rod (13), a spring seat (14), a spring (15), a top cover (16), an outer sheath (17), an electrostatic jumper (18), a reset spring (19) and a conductive block (20); the method is characterized in that: the valve seat (2) is embedded in the inner side of the lower part of the valve casing (1), and the lower adjusting wheel (3) is installed outside the valve seat (2) in a threaded screwing mode; the valve body (4) is embedded in the inner side of the upper part of the valve casing (1), and the upper adjusting wheel (5) is installed outside the valve body (4) in a threaded screwing mode; the positioning sheet (6) and the valve (7) are arranged on the inner side of the valve body (4), and the valve (7) is positioned below the positioning sheet (6); the reset spring (19) and the conductive block (20) are embedded in the outer wall of the positioning sheet (6), and the conductive block (20) is positioned on the outer side of the reset spring (19); the upper adjusting bolt (8) and the lower adjusting bolt (9) are installed on the outer wall of the valve casing (1) in a threaded screwing mode, the upper adjusting bolt (8) penetrates through the valve casing (1) and is abutted to the outer wall of the upper adjusting wheel (5), and the lower adjusting bolt (9) penetrates through the valve casing (1) and is abutted to the outer wall of the lower adjusting wheel (3); the upper cover (10) is arranged above the valve casing (1), and the upper cover (10) is fixedly connected with the valve casing (1) through bolts; the adjusting screw (11) is installed on the inner side of the top end of the upper cover (10) in a threaded screwing mode; the fixing screw (12) is installed outside the adjusting screw (11) in a threaded screwing mode, and the fixing screw (12) is located at the top end of the upper cover (10); the valve rod (13) is inserted and installed inside the adjusting screw (11), and the bottom of the valve rod (13) penetrates through the positioning sheet (6) and is abutted to the valve (7); the spring seats (14) and the spring (15) are sleeved outside the valve rod (13), and the spring (15) is positioned between the two spring seats (14); the top cover (16) is buckled and installed at the top end of the upper cover (10), and the top cover (16) is screwed and connected with the upper cover (10) through threads; the outer sheath (17) is sleeved outside the top cover (16); the electrostatic jumper (18) is fixedly installed on the valve shell (1) through bolts.

2. The industrial valve antistatic safety valve as claimed in claim 1, wherein: two cylindrical groove bodies which are symmetrically distributed are arranged on the outer wall of the positioning sheet (6), and the reset spring (19) and the conductive block (20) are embedded in the groove bodies.

3. The industrial valve antistatic safety valve as claimed in claim 1, wherein: the conductive block (20) is made of a conductive material and is processed into a spherical structure, and the outer wall of the conductive block (20) is abutted against the inner wall of the valve body (4).

4. The industrial valve antistatic safety valve as claimed in claim 1, wherein: the outer walls of the valve shell (1), the upper cover (10) and the top cover (16) are coated with anti-static coatings, and the anti-static coatings are made of UV curing resin materials.

5. The industrial valve antistatic safety valve as claimed in claim 1, wherein: the outer sheath (17) is made of hard rubber, and the lower part of the outer sheath (17) is of a hexagonal structure.

6. The industrial valve antistatic safety valve as claimed in claim 1, wherein: the valve casing (1) is fixedly connected with the pipeline through a flange and a bolt, and the valve casing (1) is connected with the pipeline through an electrostatic jumper (18).

7. The industrial valve antistatic safety valve as claimed in claim 1, wherein: the valve shell (1), the valve seat (2), the lower adjusting wheel (3), the valve body (4), the upper adjusting wheel (5) and the valve (7) are all made of conductive metal materials.