CN220378898U

CN220378898U - Leak-proof sealing valve

Info

Publication number: CN220378898U
Application number: CN202321483796.1U
Authority: CN
Inventors: 郭云章
Original assignee: Jiangsu Ruihong Machinery Co ltd
Current assignee: Jiangsu Ruihong Machinery Co ltd
Priority date: 2023-06-12
Filing date: 2023-06-12
Publication date: 2024-01-23
Anticipated expiration: 2033-06-12

Abstract

The utility model relates to the technical field of valve structures, in particular to a leakage-proof sealing valve, which comprises a bottom pipe and an outer cover, wherein a stainless steel valve plate is arranged in the bottom pipe, a valve rod is arranged in the stainless steel valve plate, a sealing block is arranged in the outer cover, a lower base is arranged at the bottom side of the bottom pipe, a sealing ring is arranged on the bottom pipe, an arched magnet is arranged in the bottom pipe, a wheel disc is arranged on the valve rod, a transmission rod is arranged on the wheel disc, a sealing gasket is arranged on the transmission rod, an upper valve cover is arranged on the outer cover, a transmission rod sliding guide hole and a sealing bin are arranged in the upper valve cover, and a handle is arranged on the transmission rod.

Description

Leak-proof sealing valve

Technical Field

The utility model relates to a sealing valve, in particular to a leakage-proof sealing valve, and belongs to the technical field of valves.

Background

The valve is a main element for controlling a fluid pipeline system, plays roles of isolating equipment and the pipeline system, regulating flow, preventing backflow, regulating and discharging pressure and the like, can be used for controlling the flow of various types of fluids such as air, water, steam, various corrosive media, slurry, oil products, liquid metal, radioactive media and the like, has the advantages that in some special fields, some media transmitted by pipelines can have toxicity, and once leaked, the environment can be polluted and safety accidents can be caused, so that the sealing performance of the valve is very important;

the traditional butterfly valve cuts the medium through the rotation of the butterfly plate, but the cut position still possibly has gaps, which may cause the medium to overflow, on the other hand, when the pressure of the medium is too high, the position of the butterfly plate may be rotationally offset, which causes the gap of the valve, and further causes the medium to leak, when the pipeline is maintained, the valve needs to be cleaned at the closed end and then disassembled, at the moment, if the medium overflows lightly, the material loss is generated, and the safety accident is likely to happen;

accordingly, there is a need for an improved leak-proof seal valve that addresses the above-described problems.

Disclosure of Invention

The utility model aims to provide a leakage-proof sealing valve, which is characterized in that through the adsorption effect of an arched magnet on a stainless steel valve sheet, two sides of the stainless steel valve sheet are tightly attached to the magnet, the effect of preventing medium leakage is achieved, after the valve is closed, a limiting block arranged at the position of a loose valve handle can improve the stability of a butterfly sheet, the problem that the butterfly sheet deflects due to overlarge pressure is effectively solved, and the problem of poor sealing performance of the butterfly valve is further solved, so that the loss of materials is reduced, and meanwhile, the possibility of safety accidents is greatly reduced.

In order to achieve the above purpose, the main technical scheme adopted by the utility model comprises the following steps:

the utility model provides a leak protection seal valve, includes the bottom tube and the fixed mounting is in dustcoat on the bottom tube, the inside rotation of bottom tube is provided with the stainless steel valve block, the inside fixedly connected with valve rod of stainless steel valve plate, the inside fixed mounting of dustcoat has the sealing block, the valve rod rotates to set up the inside of sealing block, the valve rod runs through bottom tube upper and lower both ends and extends to the upside of dustcoat, bottom tube bottom side screw thread rotates to be connected with the lower base, the valve rod corresponds the position fixed mounting of bottom tube upper and lower both ends has the sealing washer, the sealing washer sets up the top of lower base, the inside both sides fixed mounting of bottom tube is in the stainless steel valve block has bow-shaped magnet;

the valve rod is fixedly connected with a wheel disc, the wheel disc is rotationally arranged above the sealing block, the upper side surface of the wheel disc is fixedly connected with a transmission rod, the middle part of the transmission rod is fixedly connected with a sealing gasket, the upper end of the outer cover is fixedly connected with an upper valve cover through a screw, the upper valve cover corresponds to the transmission rod and the sealing gasket, a transmission rod sliding guide hole and a sealing bin are formed in the position of the upper valve cover, the transmission rod is slidingly arranged in the transmission rod sliding guide hole, the sealing gasket is rotationally arranged in the sealing bin, the upper end of the transmission rod is rotationally connected with a handle through a screw thread, and the handle is arranged outside the upper valve cover.

Preferably, the upper side of the upper valve cover is fixedly provided with a bulge, a spring is fixedly installed in the bulge, the upper end of the valve rod extends to the bulge, and the upper end of the valve rod abuts against the bottom end of the spring.

Preferably, the inside of handle has been seted up spacing guiding hole, the inside vertical slip of spacing guiding hole is provided with the stopper, the upper end fixedly connected with spacing spring of stopper, spacing spring passes through bolt fixed mounting the inside of spacing guiding hole.

Preferably, a plurality of evenly distributed limiting blocks are arranged on the edge of the upper side of the upper valve cover, and the limiting blocks correspond to the limiting blocks.

Preferably, the valve rod is rotatably arranged at the middle position of the sealing block through a rotating shaft, the bottom end of the sealing block is propped against the sealing ring, and the bottom side surface of the wheel disc is not contacted with the sealing block.

Preferably, the outer side of the stainless steel valve plate is wrapped with a silica gel ring, two sides of the silica gel ring are propped against the inner side of the arched magnet, and the outer edge of the silica gel ring is propped against the inner wall of the bottom tube.

Preferably, the maximum angle of rotation of the valve stem is 90 degrees.

Preferably, the two sides of the bottom tube are fixedly provided with mounting seats, and a plurality of evenly distributed threaded holes are formed in the mounting seats.

The utility model has at least the following beneficial effects:

1. according to the utility model, through the adsorption effect of the arched magnet on the stainless steel valve sheet, the two sides of the stainless steel valve sheet are tightly attached to the magnet, the effect of preventing medium leakage is achieved, after the valve is closed, the stability of the butterfly sheet can be improved by loosening the limiting block arranged at the position of the valve handle, the problem that the butterfly sheet is deviated due to overlarge pressure is effectively solved, and the problem of poor sealing performance of the butterfly valve is further solved, so that the loss of materials is reduced, and meanwhile, the possibility of safety accidents is greatly reduced.

2. The handle is provided with the limiting block, so that the rotation angle of the stainless steel valve sheet can be controlled, the flowing speed of a medium is further controlled, the adjusting performance of the valve is greatly improved, the effective flow area of a pipeline is larger when the valve is opened, the fluid resistance is smaller, and the valve is suitable for large-scale popularization.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiments of the application and together with the description serve to explain the application and do not constitute an undue limitation to the application. In the drawings:

FIG. 1 is an overall elevation of the present utility model;

FIG. 2 is a schematic cross-sectional view of the present utility model;

FIG. 3 is a block diagram of the first embodiment of the present utility model;

FIG. 4 is a diagram showing a second embodiment of the present utility model;

fig. 5 is a structural diagram III of the present utility model.

In the figure, a 1-bottom tube, a 101-lower base, a 102-sealing ring, a 103-arched magnet, a 104-mounting seat, a 2-housing, a 201-sealing block, a 3-stainless steel valve plate, a 301-valve rod, a 302-wheel disc, a 303-transmission rod, a 304-sealing gasket, a 305-handle, a 306-limit guide hole, a 4-upper valve cover, a 401-bulge, a 402-spring, a 403-transmission rod sliding guide hole, a 404-sealing bin, a 405-limit groove, a 5-limit block, a 6-limit spring and a 7-silica gel ring.

Detailed Description

The embodiments of the present application will be described in detail below with reference to the accompanying drawings and examples, so that the implementation process of how the technical means are applied to solve the technical problems and achieve the technical effects of the present application can be fully understood and implemented accordingly.

As shown in fig. 1-5, the leak-proof sealing valve provided in this embodiment includes a bottom tube 1 and an outer cover 2 fixedly installed on the bottom tube 1, wherein a stainless steel valve plate 3 is rotatably installed inside the bottom tube 1, a valve rod 301 is fixedly connected inside the stainless steel valve plate 3, a sealing block 201 is fixedly installed inside the outer cover 2, the valve rod 301 is rotatably installed inside the sealing block 201, the valve rod 301 penetrates through the upper and lower ends of the bottom tube 1 and extends to the upper side of the outer cover 2, a lower base 101 is rotatably connected with the bottom side of the bottom tube 1 through threads, sealing rings 102 are fixedly installed at positions of the valve rod 301 corresponding to the upper and lower ends of the bottom tube 1, the sealing rings 102 are arranged above the lower base 101, magnet limiting blocks 103 are fixedly installed inside the bottom tube 1 at two sides of the stainless steel valve plate 3, and two sides of the stainless steel valve plate 3 are tightly attached to magnets through the adsorption effect of the arcuate magnets 103, thus achieving the effect of preventing medium leakage, and further greatly improving the sealing performance of the valve;

the valve rod 301 is fixedly connected with the wheel disc 302, the wheel disc 302 is rotationally arranged above the sealing block 201, the transmission rod 303 is fixedly connected with the wheel disc 302, the sealing gasket 304 is fixedly connected with the middle part of the transmission rod 303, the upper end of the outer cover 2 is fixedly connected with the upper valve cover 4 through a screw, the transmission rod sliding guide hole 403 and the sealing bin 404 are formed in the position of the upper valve cover 4 corresponding to the transmission rod 303 and the sealing gasket 304, the transmission rod 303 is slidingly arranged in the transmission rod sliding guide hole 403, the sealing gasket 304 is rotationally arranged in the sealing bin 404, the handle 305 is rotationally connected with the upper end of the transmission rod 303 through a screw thread, the handle 305 is arranged on the outer side of the upper valve cover 4, after the valve is closed, the butterfly sheet is loosened, the stability of the butterfly sheet can be improved, the problem that the butterfly sheet is deviated due to overlarge pressure is effectively solved, the problem of poor sealing property of the butterfly valve is solved, the loss of materials is reduced, and the possibility of safety accident is greatly reduced.

Further, as shown in fig. 1 and 2, the upper side surface of the upper valve cover 4 is fixedly provided with a protrusion 401, a spring 402 is fixedly installed in the protrusion 401, the upper end of the valve rod 301 extends into the protrusion 401, and the upper end of the valve rod 301 abuts against the bottom end of the spring 402, so that the buffer effect is achieved, the abrasion of a valve switch is reduced, and the service life of the valve is prolonged;

meanwhile, as shown in fig. 1, 2 and 3, a limit guide hole 306 is formed in the handle 305, a limit block 5 is vertically arranged in the limit guide hole 306 in a sliding manner, a limit spring 6 is fixedly connected to the upper end of the limit block 5, the limit spring 6 is fixedly arranged in the limit guide hole 306 through bolts, a plurality of uniformly distributed limit grooves 405 are formed in the upper side edge of the upper valve cover 4, the limit grooves 405 correspond to the limit block 5, the maximum angle of rotation of the valve rod 301 is 90 degrees, the limit block 5 is arranged at the handle 305, the rotation angle of the stainless steel valve sheet 3 can be controlled, the medium flowing speed is controlled, and the flexibility of the valve is greatly improved.

Still further, as shown in fig. 2, the valve rod 301 is rotatably disposed at the middle position of the sealing block 201 through the rotating shaft, the bottom end of the sealing block 201 abuts against the sealing ring 102, the bottom side surface of the wheel disc 302 is not contacted with the sealing block 201, the resistance of the valve is reduced, the valve is opened and closed conveniently and rapidly, and the operation is flexible and labor-saving;

in addition, as shown in fig. 2, 3 and 4, the outer side of the stainless steel valve plate 3 is wrapped with the silica gel ring 7, two sides of the silica gel ring 7 are propped against the inner side of the magnet limiting block 103, the outer edge of the silica gel ring 7 is propped against the inner wall of the bottom tube 1, the silica gel ring 7 has good flexibility, and the air tightness of the valve is improved by attaching the magnetic force to the arched magnet 103, so that the sealing performance of the valve is ensured, and leakage of a medium is reduced.

Still further, as shown in fig. 1 and 2, the mounting seats 104 are fixedly mounted on two sides of the bottom pipe 1, and a plurality of evenly distributed threaded holes are formed in the mounting seats 104, so that the mounting and the later disassembly and maintenance of workers are facilitated.

As shown in fig. 1 to 5, the principles of the leak-proof sealing valve provided in this embodiment are as follows:

the stainless steel valve plate 3 is rotatably arranged in the bottom tube 1, the valve rod 301 is fixedly connected to the inside of the stainless steel valve plate 3, the sealing block 201 is fixedly arranged in the outer cover 2, the valve rod 301 is rotatably arranged in the sealing block 201, the valve rod 301 penetrates through the upper end and the lower end of the bottom tube 1 and extends to the upper side of the outer cover 2, the lower base 101 is rotatably connected to the bottom side of the bottom tube 1 through threads, the sealing rings 102 are fixedly arranged at positions of the valve rod 301 corresponding to the upper end and the lower end of the bottom tube 1, the sealing rings 102 are arranged above the lower base 101, the magnet limiting blocks 103 are fixedly arranged at two sides of the stainless steel valve plate 3 in the bottom tube 1, and the two sides of the stainless steel valve plate 3 are tightly attached to the magnets through the adsorption effect of the arcuate magnets 103, so that the effect of preventing medium leakage is achieved, and the sealing performance of the valve is greatly improved;

Certain terms are used throughout the description and claims to refer to particular components. Those of skill in the art will appreciate that a hardware manufacturer may refer to the same component by different names. The description and claims do not take the form of an element differentiated by name, but rather by functionality. As used throughout the specification and claims, the word "comprise" is an open-ended term, and thus should be interpreted to mean "include, but not limited to. By "substantially" is meant that within an acceptable error range, a person skilled in the art can solve the technical problem within a certain error range, substantially achieving the technical effect.

It should be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a product or system that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such product or system. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude that an additional identical element is present in a commodity or system comprising the element.

While the foregoing description illustrates and describes the preferred embodiments of the present utility model, it is to be understood that the utility model is not limited to the forms disclosed herein, but is not to be construed as limited to other embodiments, and is capable of numerous other combinations, modifications and environments and is capable of changes or modifications within the scope of the inventive concept as described herein, either as a result of the foregoing teachings or as a result of the knowledge or technology in the relevant art. And that modifications and variations which do not depart from the spirit and scope of the utility model are intended to be within the scope of the appended claims.

Claims

1. The utility model provides a leak protection seal valve, includes bottom tube (1) and fixed mounting is in dustcoat (2) on bottom tube (1), its characterized in that, the inside rotation of bottom tube (1) is provided with stainless steel valve sheet (3), the inside fixedly connected with valve rod (301) of stainless steel valve sheet (3), the inside fixed mounting of dustcoat (2) has sealing block (201), valve rod (301) rotate and set up in the inside of sealing block (201), valve rod (301) run through bottom tube (1) upper and lower both ends and extend to the upside of dustcoat (2), bottom tube (1) bottom side screw thread rotation is connected with lower base (101), the position of valve rod (301) corresponding to bottom tube (1) upper and lower both ends is fixed mounting has sealing washer (102), sealing washer (102) set up the top of lower base (101), the inside bow-shaped magnet (103) that is fixed in the both sides of stainless steel valve sheet (3) of bottom tube (1);

the novel valve is characterized in that a wheel disc (302) is fixedly connected to the valve rod (301), the wheel disc (302) is rotatably arranged above the sealing block (201), a transmission rod (303) is fixedly connected to the upper side face of the wheel disc (302), a sealing pad (304) is fixedly connected to the middle of the transmission rod (303), an upper valve cover (4) is fixedly connected to the upper end of the outer cover (2) through a screw, a transmission rod sliding guide hole (403) and a sealing bin (404) are formed in the position of the upper valve cover (4) corresponding to the transmission rod (303) and the sealing pad (304), the transmission rod (303) is slidably arranged inside the transmission rod sliding guide hole (403), the sealing pad (304) is rotatably arranged inside the sealing bin (404), a handle (305) is rotatably connected to the upper end of the transmission rod (303) through a screw thread, and the handle (305) is arranged on the outer side of the upper valve cover (4).

2. A leak-proof sealing valve as defined in claim 1, wherein: the upper side of the upper valve cover (4) is fixedly provided with a bulge (401), a spring (402) is fixedly installed in the bulge (401), the upper end of the valve rod (301) extends to the inside of the bulge (401), and the upper end of the valve rod (301) abuts against the bottom end of the spring (402).

3. A leak-proof sealing valve as defined in claim 1, wherein: the novel handle is characterized in that a limiting guide hole (306) is formed in the handle (305), a limiting block (5) is vertically arranged in the limiting guide hole (306) in a sliding mode, a limiting spring (6) is fixedly connected to the upper end of the limiting block (5), and the limiting spring (6) is fixedly installed in the limiting guide hole (306) through a bolt.

4. A leak-proof sealing valve as defined in claim 3, wherein: a plurality of uniformly distributed limiting grooves (405) are formed in the upper side edge of the upper valve cover (4), and the limiting grooves (405) correspond to the limiting blocks (5).

5. A leak-proof sealing valve as defined in claim 1, wherein: the valve rod (301) is rotatably arranged at the middle position of the sealing block (201) through a rotating shaft, the bottom end of the sealing block (201) is propped against the sealing ring (102), and the bottom side surface of the wheel disc (302) is not contacted with the sealing block (201).

6. A leak-proof sealing valve as defined in claim 1, wherein: the stainless steel valve plate (3) is characterized in that a silica gel ring (7) is wrapped on the outer side of the stainless steel valve plate (3), two sides of the silica gel ring (7) are propped against the inner side of the arched magnet (103), and the outer edge of the silica gel ring (7) is propped against the inner wall of the bottom tube (1).

7. A leak-proof sealing valve as defined in claim 1, wherein: the maximum angle by which the valve rod (301) rotates is 90 degrees.

8. A leak-proof sealing valve as defined in claim 1, wherein: the two sides of the bottom pipe (1) are fixedly provided with mounting seats (104), and the mounting seats (104) are provided with a plurality of evenly distributed threaded holes.