CN220416365U

CN220416365U - Antistatic safety valve

Info

Publication number: CN220416365U
Application number: CN202321780434.9U
Authority: CN
Inventors: 黄子萱
Original assignee: Shandong University Of Art & Design
Current assignee: Shandong University Of Art & Design
Priority date: 2023-07-07
Filing date: 2023-07-07
Publication date: 2024-01-30
Anticipated expiration: 2033-07-07

Abstract

The utility model discloses an antistatic safety valve, which comprises: a valve body and a first flange; the side surface and the bottom of the valve body are fixedly connected with a first flange, the side surface of the first flange is provided with a second flange, and a quick-mounting structure is movably arranged between the second flange and the first flange; this antistatic relief valve, can twist the torsional spring when the rotary rod rotates, when the tip of bracing piece rotates to the supporting slot inside, the downward extrusion force of spanner can support the bracing piece in the inside of supporting slot, the bracing piece also can support the spanner simultaneously, make things convenient for the spanner to support when pulling, the dead lever can drive the locating piece and continue to slide with the fixed slot, when the dead lever drives locating piece roll-off fixed slot inside, the locating piece can reset through spring self elasticity, can fix first flange and second flange when the locating piece resets, make things convenient for and can assemble fast between first flange and the second flange.

Description

Antistatic safety valve

Technical Field

The utility model relates to the technical fields of industrial design and industrial products, in particular to an antistatic safety valve.

Background

The industrial design refers to the design of industrial products based on engineering, aesthetic and economic principles, the industrial products are the direct and effective results of industrial production activities of industrial enterprises, the anti-static safety valve is one of the industrial products, the anti-static safety valve is very important in industrial production, the opening and closing member is in a normally closed state under the action of external force, when the pressure of medium in equipment or a pipeline rises above a specified value, the medium is discharged to the outside of the system to prevent the pipeline or the medium pressure in the equipment from exceeding the specified value, and the existing anti-static safety valve has certain defects in use, such as;

the existing industrial products are usually designed by industrial design, the appearance, the size and the internal structure of the products are designed, the designed industrial products are sent into a factory to produce the products, the designed industrial products are tested, the industrial products can be put on the market through the test, the antistatic safety valve is the industrial products, the antistatic safety valve belongs to automatic valves and is mainly used for boilers, pressure vessels and pipelines, the control pressure does not exceed a specified value, and the antistatic safety valve plays an important role in protecting personal safety and equipment operation. The anti-static safety valve mainly comprises a valve body, a flange, a wrench, a top block, a pull plate, a pull rod, a spring, a valve clack and other parts, when the internal pressure of the anti-static safety valve is too high, the wrench can be pulled to release pressure, and particularly, when the wrench is pulled, a lug at the end part of the wrench can squeeze the top block, the top block can push the pull plate when being squeezed, the pull plate can drive the pull rod to move when being pushed, the valve clack can be driven to move when being moved, the spring can be extruded when being moved, and the pressure can be released when the valve clack is opened.

Disclosure of Invention

The utility model provides the following technical scheme: the utility model aims to provide an antistatic safety valve, which solves the problems that the antistatic safety valve in the market provided by the background art has a plurality of defects, a spanner is inconvenient to support during pulling, and a flange is inconvenient to assemble rapidly.

In order to achieve the above purpose, the present utility model provides the following technical solutions: an antistatic safety valve comprising: a valve body and a first flange;

the equal fixedly connected with first flange of valve body side and bottom, first flange side is provided with the second flange, movable mounting has the fast-assembling structure between second flange and the first flange, the fast-assembling structure includes: the device comprises a fixing groove, a fixing rod, a first extrusion groove, a positioning block, a spring, a sealing groove, a sealing ring, a limiting groove, a limiting block, a pressing ring and a pressing groove;

the surface of second flange and first flange runs through and has seted up the fixed slot, run through swing joint between the fixed slot has the dead lever, the valve body side rotates and is connected with the spanner, install bearing structure on spanner and the valve body.

Preferably, a first extrusion groove is formed in the fixing rod in a penetrating mode, and positioning blocks are movably connected to two sides of the first extrusion groove;

and a spring is fixedly connected between the positioning blocks.

Preferably, a sealing groove is formed in the surface of the second flange, and a sealing ring is movably connected inside the sealing groove;

the sealing ring is connected to the surface of the first flange.

Preferably, a limiting groove is formed in the surface of the first flange, and a limiting block is movably connected in the limiting groove;

the limiting blocks are fixedly connected with pressing rings, and pressing grooves are formed in the surfaces of the pressing rings.

Preferably, the support structure comprises: the device comprises a collection groove, a connecting block, a second extrusion groove, a rotary rod, a torsion spring, a support rod, a pull block and a support groove;

the surface of spanner has seted up the collection groove, the both sides of spanner all fixedly connected with connecting block.

Preferably, a second extrusion groove is formed in the connecting block, and a rotary rod is connected among the second extrusion groove, the wrench and the storage groove in a penetrating and rotating mode;

and a torsion spring is fixedly connected between the rotary rod and the second extrusion groove.

Preferably, the side surface of the rotating rod is fixedly connected with a supporting rod, and the surface of the supporting rod is fixedly connected with a pull block;

the supporting groove is formed in the surface of the valve body.

Compared with the prior art, the utility model has the beneficial effects that: this antistatic relief valve, can twist the torsional spring when the rotary rod rotates, when the tip of bracing piece rotates to the supporting slot inside, the downward extrusion force of spanner can support the bracing piece in the inside of supporting slot, the bracing piece also can support the spanner simultaneously, make things convenient for the spanner to support when pulling, the dead lever can drive the locating piece and continue to slide with the fixed slot, when the dead lever drives locating piece roll-off fixed slot inside, the locating piece can reset through spring self elasticity, can fix first flange and second flange when the locating piece resets, make things convenient for and can assemble fast between first flange and the second flange.

1. When the anti-static safety valve needs to relieve pressure, the spanner can be pulled, when the spanner is pulled to a specified angle, the pull block can be pulled, the support rod can be driven to rotate when the pull block is pulled, the rotating rod can be driven to rotate when the support rod rotates, the rotating rod can rotate through the second extrusion groove and the collection groove when rotating, the torsion spring can be twisted when rotating, when the end part of the support rod rotates to the inside of the support groove, the downward extrusion force of the spanner can support the support rod in the inside of the support groove, and meanwhile, the support rod can also support the spanner, so that the spanner can be supported conveniently when pulling;

2. when the anti-static safety valve is used, the first flange and the second flange are required to be assembled, the second flange is pulled to drive the fixed groove to be in butt joint with the fixed groove on the first flange, the sealing groove can be driven to slide to the side face of the sealing ring, the fixed rod can be pulled to be in butt joint with the fixed groove after the fixed groove is in butt joint, the fixed rod can slide with the fixed groove, the inclined face of the positioning block can be driven to extrude the fixed groove when the fixed rod slides, the positioning block can slide through the first extrusion groove when being extruded, the spring can be extruded when the positioning block slides, the fixed rod can drive the positioning block to continue to slide with the fixed groove when the positioning block is completely extruded into the first extrusion groove, the positioning block can reset through the elasticity of the spring when the fixed rod drives the positioning block to slide out of the fixed groove, the positioning block can be fixed with the second flange when reset, and rapid assembly can be performed between the first flange and the second flange conveniently.

Drawings

FIG. 1 is a schematic view of the external structure of an antistatic safety valve according to the present utility model;

FIG. 2 is a cross-sectional view of an anti-static safety valve according to the present utility model;

FIG. 3 is a schematic view of a wrench according to the present utility model

Fig. 4 is an enlarged schematic view of the structure a in fig. 2 according to the present utility model.

In the figure: 1. a valve body; 2. a first flange; 3. a second flange; 4. a quick-mounting structure; 401. a fixing groove; 402. a fixed rod; 403. a first pressing groove; 404. a positioning block; 405. a spring; 406. sealing grooves; 407. a seal ring; 408. a limit groove; 409. a limiting block; 410. a pressing ring; 411. a pressing groove; 5. a wrench; 6. a support structure; 601. a collection groove; 602. a connecting block; 603. a second pressing groove; 604. a rotating rod; 605. a torsion spring; 606. a support rod; 607. pulling blocks; 608. and a support groove.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present utility model provides a technical solution: an antistatic safety valve comprising: a valve body 1 and a first flange 2;

the equal fixedly connected with first flange 2 of valve body 1 side and bottom, first flange 2 side is provided with second flange 3, movable mounting has fast-assembling structure 4 between second flange 3 and the first flange 2, and fast-assembling structure 4 includes: fixed slot 401, dead lever 402, first extrusion groove 403, locating piece 404, spring 405, seal groove 406, sealing ring 407, spacing groove 408, stopper 409, press ring 410 and press slot 411, the fixed slot 401 has been seted up in the surface penetration of second flange 3 and first flange 2, when the antistatic relief valve is in use, need assemble first flange 2 and second flange 3, pulling second flange 3 can drive fixed slot 401 and the fixed slot 401 on the first flange 2 and dock, run through swing joint between the fixed slot 401 has dead lever 402, can pull dead lever 402 and fixed slot 401 and dock after the fixed slot 401 dock, promote dead lever 402 and can slide with fixed slot 401, the rotation of valve body 1 side is connected with spanner 5, install bearing structure 6 on spanner 5 and the valve body 1.

The fixed rod 402 is provided with a first extrusion groove 403 in a penetrating mode, when the positioning block 404 is extruded, the positioning block 404 can slide through the first extrusion groove 403, positioning blocks 404 are movably connected to two sides of the first extrusion groove 403, the fixed rod 402 can drive the inclination of the positioning blocks 404 to extrude the fixed groove 401 when sliding, springs 405 are fixedly connected between the positioning blocks 404, and the springs 405 can be extruded when the positioning blocks 404 slide.

The seal groove 406 has been seted up on the second flange 3 surface, when second flange 3 and the butt joint of first flange 2, second flange 3 can drive seal groove 406 and extrude sealing ring 407, can produce deformation through self rubber material when sealing ring 407 receives the extrusion, the inside swing joint of seal groove 406 has sealing ring 407, sealing ring 407 connects on the surface of first flange 2, can extrude the inside of seal groove 406 when sealing ring 407 deformation, can seal the gap between second flange 3 and the first flange 2 when sealing ring 407 extrudes the seal groove 406 inside.

The surface of first flange 2 has seted up spacing groove 408, the inside swing joint in spacing groove 408 has stopper 409, pulling press ring 410 can drive stopper 409 and remove, can slide through spacing groove 408 when stopper 409 removes, fixedly connected with presses ring 410 between the stopper 409, press ring 410 surface has seted up presses the groove 411, can drive when pressing ring 410 removes and press groove 411 to remove, can slide through dead lever 402 when pressing groove 411 removes, when pressing groove 411 slides to locating piece 404 side, presses the groove 411 and can extrude the inclined plane of locating piece 404.

Support structure 6, comprising: the storage tank 601, the connecting block 602, the second extrusion tank 603, the rotary rod 604, the torsion spring 605, the supporting rod 606, the pull block 607 and the supporting groove 608 are arranged on the surface of the spanner 5, the supporting rod 606 and the storage tank 601 can rotate when the rotary rod 604 rotates, and the connecting block 602 is fixedly connected to two sides of the spanner 5.

The second extrusion groove 603 has been seted up to connecting block 602 inside, and rotary rod 604 rotates through the second extrusion groove 603 simultaneously, runs through between second extrusion groove 603, spanner 5 and the collection groove 601 and rotates and be connected with rotary rod 604, fixedly connected with torsional spring 605 between rotary rod 604 and the second extrusion groove 603, can twist torsional spring 605 when rotary rod 604 rotates.

The rotary rod 604 side fixedly connected with bracing piece 606, the fixed surface of bracing piece 606 is connected with draws the piece 607, can pull spanner 5 when antistatic relief valve needs pressure release, when spanner 5 pulls appointed angle, can pull the piece 607, can drive bracing piece 606 and rotate when drawing the piece 607 and receive the pulling, and supporting groove 608 is offered on the surface of valve body 1, and when the tip of bracing piece 606 rotated supporting groove 608 inside, the downward extrusion force of spanner 5 can support bracing piece 606 in supporting groove 608's inside, and bracing piece 606 also can support spanner 5 simultaneously.

Working principle: when the antistatic safety valve is used, firstly, when the antistatic safety valve is used, the first flange 2 and the second flange 3 are required to be assembled, the second flange 3 is pulled to drive the fixing groove 401 to be in butt joint with the fixing groove 401 on the first flange 2, meanwhile, the sealing groove 406 can be driven to slide to the side face of the sealing ring 407, when the fixing groove 401 is in butt joint, the fixing rod 402 can be pulled to be in butt joint with the fixing groove 401, the fixing rod 402 can be pushed to slide with the fixing groove 401, when the fixing rod 402 slides, the inclined face of the positioning block 404 can be driven to extrude the fixing groove 401, when the positioning block 404 is extruded, the first extrusion groove 403 can slide, the spring 405 can be extruded when the positioning block 404 is completely extruded into the first extrusion groove 403, the fixing rod 402 can drive the positioning block 404 to continue to slide with the fixing groove 401, when the fixed rod 402 drives the positioning block 404 to slide out of the fixed groove 401, the positioning block 404 can reset through the self elastic force of the spring 405, the first flange 2 and the second flange 3 can be fixed when the positioning block 404 resets, the first flange 2 and the second flange 3 can be quickly assembled, after the anti-static safety valve is assembled, the anti-static safety valve can be used, when the anti-static safety valve needs to relieve pressure, the spanner 5 can be pulled, when the spanner 5 is pulled to a designated angle, the pulling block 607 can be pulled, when the pulling block 607 is pulled, the supporting rod 606 can be driven to rotate, when the supporting rod 606 rotates, the rotating rod 604 can drive the rotating rod 604 to rotate, when the rotating rod 604 rotates, the second extruding groove 603 and the collecting groove 601 can rotate, when the rotating rod 604 rotates, the torsion spring 605 can be twisted, when the end part of the supporting rod 606 rotates into the supporting groove 608, the downward pressing force of the wrench 5 can support the support rod 606 in the support groove 608, and the support rod 606 can also support the wrench 5, so that the wrench 5 can be conveniently supported during pulling, which is not described in detail in the present specification, and belongs to the prior art known to those skilled in the art.

Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. An antistatic safety valve comprising: a valve body (1) and a first flange (2), characterized in that;

the valve body (1) side and the equal fixedly connected with first flange (2) of bottom, first flange (2) side is provided with second flange (3), movable mounting has fast-assembling structure (4) between second flange (3) and first flange (2), fast-assembling structure (4), include: a fixed groove (401), a fixed rod (402), a first extrusion groove (403), a positioning block (404), a spring (405), a sealing groove (406), a sealing ring (407), a limiting groove (408), a limiting block (409), a pressing ring (410) and a pressing groove (411);

the surface of second flange (3) and first flange (2) runs through and has seted up fixed slot (401), run through swing joint between fixed slot (401) has dead lever (402), valve body (1) side rotates and is connected with spanner (5), install bearing structure (6) on spanner (5) and valve body (1).

2. An antistatic safety valve according to claim 1, wherein: a first extrusion groove (403) is formed in the fixing rod (402) in a penetrating mode, and positioning blocks (404) are movably connected to two sides of the first extrusion groove (403);

a spring (405) is fixedly connected between the positioning blocks (404).

3. An antistatic safety valve according to claim 1, wherein: a sealing groove (406) is formed in the surface of the second flange (3), and a sealing ring (407) is movably connected inside the sealing groove (406);

the sealing ring (407) is connected to the surface of the first flange (2).

4. An antistatic safety valve according to claim 1, wherein: a limiting groove (408) is formed in the surface of the first flange (2), and a limiting block (409) is movably connected inside the limiting groove (408);

a pressing ring (410) is fixedly connected between the limiting blocks (409), and a pressing groove (411) is formed in the surface of the pressing ring (410).

5. An antistatic safety valve according to claim 1, wherein: -said support structure (6) comprising: the storage groove (601), the connecting block (602), the second extrusion groove (603), the rotating rod (604), the torsion spring (605), the supporting rod (606), the pull block (607) and the supporting groove (608);

the surface of spanner (5) has seted up collection groove (601), the both sides of spanner (5) are all fixedly connected with connecting block (602).

6. An antistatic relief valve according to claim 5 wherein: a second extrusion groove (603) is formed in the connecting block (602), and a rotary rod (604) is connected between the second extrusion groove (603), the wrench (5) and the collection groove (601) in a penetrating and rotating mode;

a torsion spring (605) is fixedly connected between the rotary rod (604) and the second extrusion groove (603).

7. An antistatic relief valve according to claim 5 wherein: the side surface of the rotating rod (604) is fixedly connected with a supporting rod (606), and the surface of the supporting rod (606) is fixedly connected with a pull block (607);

the supporting groove (608) is formed in the surface of the valve body (1).