CN211145372U

CN211145372U - Elastic sealing stop valve

Info

Publication number: CN211145372U
Application number: CN201922208634.7U
Authority: CN
Inventors: 王希彬
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-12-11
Filing date: 2019-12-11
Publication date: 2020-07-31
Anticipated expiration: 2029-12-11

Abstract

The utility model relates to a stop valve technical field just discloses an elastic sealing stop valve, which comprises a valve body, the top fixed mounting of valve body has the valve gap, fixed mounting has the gasket between valve body and the valve gap, the inside fixed mounting of valve gap has the sealing filler, the top fixed mounting of valve gap has the spout circle, the top fixed mounting of spout circle has the mounting panel, the inboard sliding connection of spout circle has the push rod that runs through and extend to the valve body inside, the bottom fixed mounting of push rod has the valve clack, the equal movable mounting in the left and right sides of mounting panel has T shape bolt, the inboard swing joint of mounting panel has the threaded rod of being connected with the push rod rotation, the top fixed mounting of threaded rod has the hand wheel. This elastic sealing stop valve through setting up sealed piece, when this stop valve of user's needs seal, at first rotates the hand wheel to make this stop valve possess sealed effectual advantage, made things convenient for the user to use.

Description

Elastic sealing stop valve

Technical Field

The utility model relates to a stop valve technical field specifically is an elastic sealing stop valve.

Background

The shut-off valve is also called a shut-off valve, and belongs to a forced sealing type valve, so when the valve is closed, pressure must be applied to the valve clack to force the sealing surface not to leak.

When a medium enters the valve from the lower part of the valve clack, the resistance to be overcome by the operating force is the friction force between the valve rod and the packing and the thrust generated by the pressure of the medium, the force for closing the valve is larger than the force for opening the valve, so the diameter of the valve rod is larger, otherwise the failure of the valve rod bending can occur, but most of the stop valves in the current market are sealed by the valve clack, the problems that the pressure must be applied to the valve clack during sealing and the sealing effect is not good are caused, and therefore the elastic sealing stop valve is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides an elastic sealing stop valve possesses advantages such as sealed effectual, has solved stop valve on the existing market and has sealed mostly through the valve clack, has caused must exert pressure and the not good enough problem of sealed effect to the valve clack when sealed.

(II) technical scheme

For realizing the above-mentioned sealed effectual purpose, the utility model provides a following technical scheme: an elastic sealing stop valve comprises a valve body, a valve cover is fixedly installed at the top of the valve body, a gasket is fixedly installed between the valve body and the valve cover, sealing filler is fixedly installed inside the valve cover, a chute ring is fixedly installed at the top of the valve cover, a mounting plate is fixedly installed at the top of the chute ring, a push rod penetrating through and extending into the valve body is connected to the inner side of the chute ring in a sliding mode, a valve clack is fixedly installed at the bottom of the push rod, T-shaped bolts are movably installed on the left side and the right side of the mounting plate respectively, a threaded rod rotatably connected with the push rod is movably connected to the inner side of the mounting plate, a hand wheel is fixedly installed at the top of the threaded rod, a water inlet pipe is communicated with the left side of the valve body, a water outlet pipe is communicated with the right side of the, first mounting groove has been seted up to the inside of sealed piece, the inside fixed mounting of sealed piece has the second mounting groove, the equal fixed mounting in inside of first mounting groove and second mounting groove has the spring.

Preferably, the gasket is tightly connected with the side wall of the inner cavity of the valve cover, and a connecting block fixedly connected with the gasket is fixedly installed on the outer side of the push rod.

Preferably, the flow restriction plate is tightly connected with the side wall of the inner cavity of the valve body, the water inlet pipe is communicated to the bottom of the flow restriction plate, and the water outlet pipe is communicated to the top of the flow restriction plate.

Preferably, the bottom of the valve clack is a circular arc surface, and a sealing ring is fixedly installed on the outer side of the valve clack.

Preferably, the inner side of the mounting plate is provided with a threaded groove, and the outer side of the threaded rod is fixedly provided with a threaded block meshed with the mounting plate.

Preferably, the inner side of the chute ring is provided with a vertical chute which is in sliding connection with the push rod, and the top of the push rod is provided with a limit groove which is rotationally connected with the threaded rod.

(III) advantageous effects

Compared with the prior art, the utility model provides an elastic sealing stop valve possesses following beneficial effect:

the elastic sealing stop valve is provided with the sealing block, when a user needs to seal the stop valve, the hand wheel is firstly rotated, the hand wheel drives the threaded rod to rotate towards the bottom, the threaded rod pushes the push rod to slide downwards under the action of the chute ring, the push rod drives the valve clack to move towards the bottom, because the bottom of the valve clack is an arc surface, when the valve clack moves towards the bottom and is inserted into the inner side of the flow limiting plate, the valve clack applies an outward force to the sealing block fixedly arranged on the inner side of the flow limiting plate, the sealing block deforms under the action of the limiting plate and compresses the spring, and the valve clack is positioned on the inner side of the flow limiting plate, and the sealing block is positioned between the valve clack and the current-limiting plate, and the sealing block continuously applies pressure to the valve clack and the current-limiting plate under the action of the elastic force compressed by the spring, thereby accomplish the sealed processing to this stop valve to make this stop valve possess sealed effectual advantage, made things convenient for the user to use.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged schematic view of the point A shown in FIG. 1 according to the present invention;

fig. 3 is a front view of the present invention.

In the figure: the valve comprises a valve body 1, a valve cover 2, a gasket 3, a sealing filler 4, a sliding groove ring 5, a mounting plate 6, a push rod 7, a valve clack 8, a bolt 9T, a threaded rod 10, a hand wheel 11, a water inlet pipe 12, a water outlet pipe 13, a flow limiting plate 14, a sealing block 15, a first mounting groove 16, a second mounting groove 17 and a spring 18.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, an elastic sealing stop valve comprises a valve body 1, a valve cover 2 is fixedly installed on the top of the valve body 1, a gasket 3 is fixedly installed between the valve body 1 and the valve cover 2, a sealing filler 4 is fixedly installed inside the valve cover 2, a chute ring 5 is fixedly installed on the top of the valve cover 2, an installation plate 6 is fixedly installed on the top of the chute ring 5, a push rod 7 penetrating and extending to the inside of the valve body 1 is slidably connected to the inner side of the chute ring 5, the gasket 3 is tightly connected with the inner cavity side wall of the valve cover 2, a connection block fixedly connected with the gasket 3 is fixedly installed on the outer side of the push rod 7, a valve flap 8 is fixedly installed on the bottom of the push rod 7, the bottom of the valve flap 8 is an arc surface, a sealing ring is fixedly installed on the outer side of the valve flap 8, T-shaped bolts 9 are movably installed on, the inner side of the mounting plate 6 is provided with a threaded groove, the outer side of the threaded rod 10 is fixedly provided with a threaded block meshed with the mounting plate 6, the inner side of the sliding groove ring 5 is provided with a vertical sliding groove in sliding connection with the push rod 7, the top of the push rod 7 is provided with a limiting groove in rotating connection with the threaded rod 10, the top of the threaded rod 10 is fixedly provided with a hand wheel 11, the left side of the valve body 1 is communicated with a water inlet pipe 12, the right side of the valve body 1 is communicated with a water outlet pipe 13, the inside of the valve body 1 is fixedly provided with a flow limiting plate 14, the flow limiting plate 14 is tightly connected with the inner cavity side wall of the valve body 1, the water inlet pipe 12 is communicated with the bottom of the flow limiting plate 14, the water outlet pipe 13 is communicated with the top of the flow limiting plate 14, the inner side of the flow limiting plate 14 is fixedly provided with a sealing block 15, by arranging the sealing block 15, when a user needs to seal the stop valve, firstly, the hand wheel 11 is rotated, at the moment, the hand wheel 11 drives the threaded rod 10 to rotate towards the bottom, the threaded rod 10 pushes the push rod 7 to slide downwards under the action of the chute ring 5, the push rod 10 drives the valve clack 8 to move towards the bottom, because the bottom of the valve clack 8 is an arc surface, when the valve clack 8 moves towards the bottom and is inserted into the inner side of the restrictor plate 14, the valve clack 8 applies an outward force to the sealing block 15 fixedly arranged on the inner side of the restrictor plate 14, the sealing block 15 deforms and compresses the spring 18 under the action of the restrictor plate 14, the valve clack 8 is positioned on the inner side of the restrictor plate 14 at the moment, the sealing block 15 is positioned between the valve clack 8 and the restrictor plate 14, the sealing block 15 continuously applies pressure to the valve clack 8 and the restrictor plate 14 through the elastic force compressed by the spring 18, the use of the user is convenient.

When the stop valve is used, a user firstly rotates the hand wheel 11, the push rod 10 drives the valve clack 8 to move towards the bottom, when the valve clack 8 moves towards the bottom and is inserted into the inner side of the flow limiting plate 14, the valve clack 8 applies an outward force to the sealing block 15 fixedly installed on the inner side of the flow limiting plate 14, the sealing block 15 deforms under the action of the limiting plate 14 and compresses the spring 18, and therefore sealing treatment of the stop valve is completed, the stop valve has the advantage of good sealing effect, and the stop valve is convenient to use by the user.

In summary, by providing the sealing block 15, when a user needs to seal the stop valve, the hand wheel 11 is rotated first, at this time, the hand wheel 11 drives the threaded rod 10 to rotate towards the bottom, the threaded rod 10 pushes the push rod 7 to slide downwards under the action of the chute ring 5, the push rod 10 drives the valve flap 8 to move towards the bottom, because the bottom of the valve flap 8 is a circular arc surface, when the valve flap 8 moves towards the bottom and is inserted into the inner side of the restrictor plate 14, the valve flap 8 applies an outward force to the sealing block 15 fixedly installed on the inner side of the restrictor plate 14, the sealing block 15 deforms and compresses the spring 18 under the action of the restrictor plate 14, at this time, the valve flap 8 is located on the inner side of the restrictor plate 14, and the sealing block 15 is located between the valve flap 8 and the restrictor plate 14, the sealing block 15 continuously applies pressure to the valve flap 8 and the restrictor plate 14 through the elastic force of the spring 18, thereby make this stop valve possess sealed effectual advantage, made things convenient for the user to use, solved the stop valve on the existing market mostly seal through the valve clack, caused must exert pressure and the not good enough problem of sealed effect to the valve clack when sealed.

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

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 elastic sealing stop valve comprises a valve body (1), and is characterized in that: the valve comprises a valve body (1), a valve cover (2) is fixedly mounted at the top of the valve body (1), a gasket (3) is fixedly mounted between the valve body (1) and the valve cover (2), a sealing filler (4) is fixedly mounted inside the valve cover (2), a chute ring (5) is fixedly mounted at the top of the valve cover (2), a mounting plate (6) is fixedly mounted at the top of the chute ring (5), a push rod (7) penetrating through and extending to the inside of the valve body (1) is slidably connected to the inner side of the chute ring (5), a valve clack (8) is fixedly mounted at the bottom of the push rod (7), T-shaped bolts (9) are movably mounted on the left side and the right side of the mounting plate (6), a threaded rod (10) rotatably connected with the push rod (7) is movably connected to the inner side of the mounting plate (6), a hand wheel (11) is fixedly mounted at the top of the threaded rod, the right side intercommunication of valve body (1) has outlet pipe (13), the inside fixed mounting of valve body (1) has current-limiting plate (14), the inboard fixed mounting of current-limiting plate (14) has sealed piece (15), first mounting groove (16) have been seted up to the inside of sealed piece (15), the inside fixed mounting of sealed piece (15) has second mounting groove (17), the equal fixed mounting in inside of first mounting groove (16) and second mounting groove (17) has spring (18).

2. A resilient seal shut-off valve according to claim 1 wherein: gasket (3) and the inner chamber lateral wall zonulae occludens of valve gap (2), and the outside fixed mounting of push rod (7) has the connecting block with gasket (3) fixed connection.

3. A resilient seal shut-off valve according to claim 1 wherein: the flow limiting plate (14) is tightly connected with the side wall of the inner cavity of the valve body (1), a water inlet pipe (12) is communicated to the bottom of the flow limiting plate (14), and a water outlet pipe (13) is communicated to the top of the flow limiting plate (14).

4. A resilient seal shut-off valve according to claim 1 wherein: the bottom of valve clack (8) is the arc surface, and the outside fixed mounting of valve clack (8) has the sealing washer.

5. A resilient seal shut-off valve according to claim 1 wherein: the threaded groove is formed in the inner side of the mounting plate (6), and a threaded block meshed with the mounting plate (6) is fixedly mounted on the outer side of the threaded rod (10).

6. A resilient seal shut-off valve according to claim 1 wherein: the inner side of the chute ring (5) is provided with a vertical chute which is connected with the push rod (7) in a sliding way, and the top of the push rod (7) is provided with a limit groove which is rotationally connected with the threaded rod (10).