CN219198204U

CN219198204U - Stamping type valve body double-eccentric hemispherical valve

Info

Publication number: CN219198204U
Application number: CN202320266448.2U
Authority: CN
Inventors: 赵东东; 郑秀娟; 陈晓洪; 司宝成; 宋浩; 高青乾
Original assignee: Henan Shengyu Industry Co ltd
Current assignee: Henan Shengyu Industry Co ltd
Priority date: 2023-02-20
Filing date: 2023-02-20
Publication date: 2023-06-16
Anticipated expiration: 2033-02-20

Abstract

The utility model discloses a punching valve body double-eccentric semi-ball valve, which relates to the technical field of double-eccentric semi-ball valves and comprises a punching valve body with a hollow inside, wherein one end of the punching valve body is fixedly connected with a punching nipple, one end of the punching valve body, which is far away from the punching nipple, is fixedly connected with a punching valve seat, a hole which is communicated with the punching nipple is formed in the punching valve seat, an upper valve rod is rotatably connected in the top end of the punching valve body, a lower valve rod which is coaxial with the upper valve rod is rotatably connected in the bottom end of the punching valve body, a double-eccentric valve core is connected between the lower valve rod and the upper valve rod, and a driving device is arranged at the top of the punching valve body. The stamping type valve body double-eccentric half ball valve is characterized in that the stamping nipple, the stamping valve body and the stamping valve seat are made of steel pipes in a stamping mode, and the stamping nipple, the stamping valve body and the stamping valve seat do not form the valve body through casting molding, so that the whole weight is reduced, and the manufacturing cost is reduced.

Description

Stamping type valve body double-eccentric hemispherical valve

Technical Field

The utility model relates to the technical field of double-eccentric hemispherical valves, in particular to a punching valve body double-eccentric hemispherical valve.

Background

The double eccentric semi-ball valve is an industrial production part, is similar to a triple eccentric hard seal butterfly valve, and has the advantages of light operation, no friction in the opening process, zero leakage, long service life and the like; the method is applied to occasions such as coal dust injection in the steel industry, ore pulp, mother liquor and alumina powder transmission in the alumina industry, hydraulic (or dry) ash removal in the electric power industry, petrochemical industry, gas industry and the like.

In China, patent application number: CN201810118703.2 discloses a casting process of a valve body of a vanishing film valve, the structure comprises the following steps: firstly, preparing a vanishing film model of a valve body of the valve, wherein a flange plate of the vanishing film is provided with bolt holes of regular hexagonal positioning grooves; putting the vanishing film into a sand box, filling dry sand into the sand box, and reserving a water injection port on the model; casting 1000 ℃ molten iron into a water filling port, gasifying and vanishing the lost foam in a sand box to form valve body cast iron, and vacuumizing during casting; taking out the cast iron of the valve body after 30 minutes of cooling, and carrying out shakeout and casting cap opening treatment of cutting the cast iron of the valve body; finally, the cast iron surface of the valve body of the valve is sprayed with paint, and the valve body of the valve is molded by casting, so that the whole weight is heavy, and the manufacturing cost is high.

Therefore, it is necessary to provide a stamped valve body double eccentric half ball valve to solve the above problems.

Disclosure of Invention

(one) solving the technical problems

The utility model aims at: in order to solve the problems in the background art, the utility model provides a punching type valve body double-eccentric half ball valve.

(II) technical scheme

The utility model adopts the following technical scheme for realizing the purposes:

the utility model provides a punching press type valve body double eccentric semi-ball valve, includes inside hollow punching press valve body, there is the punching press nipple joint one end of punching press valve body through girth weld, the one end that the punching press nipple joint was kept away from to the punching press valve body has the punching press disk seat through girth weld, the hole that link up each other with the punching press nipple joint is seted up to the inside of punching press disk seat, the inside valve rod that is connected with of top of punching press valve body is rotated, the inside lower valve rod that is connected with the upper valve rod concentric with that rotates in bottom of punching press valve body, be connected with double eccentric case between lower valve rod and the upper valve rod, the top of punching press valve body is equipped with drive arrangement.

Further, the stamping valve body, the stamping nipple and the stamping valve seat are stamped and manufactured by steel pipes.

Further, a support is fixed on the punching valve body, the driving device comprises a shell, a rotating wheel, a worm wheel and a worm, wherein the shell is connected to the support, the worm wheel and the worm are installed in the shell, the rotating wheel and the worm are coaxially connected, the worm wheel and the worm are meshed, and the worm wheel is connected to the top end of the upper valve rod.

Further, the top of punching press valve body has an upper mounting seat through girth weld, the support is fixed in on the upper mounting seat, and the upper valve rod inserts in the upper mounting seat and is connected with two eccentric valve cores, the filler is installed to the upper end of upper valve rod, and packs and lie in the upper mounting seat, and the stop collar that can insert in the support is installed on the top of upper mounting seat, and the lower extreme of stop collar is contradicted to the filler, the material of filler is rubber.

Further, the bottom of punching press valve body has lower mount pad through girth weld, lower valve rod rotates to be connected in lower mount pad, and the bottom of lower mount pad has end cover and sealing gasket through bolted connection.

Further, the double eccentric valve core comprises a connecting part and a sealing part, and the sealing part can be matched with the stamping valve seat to be in extrusion sealing.

Further, one sides of the stamping nipple and the stamping valve seat, which are far away from the stamping valve body, are connected with flange plates.

Compared with the prior art, the utility model has the beneficial effects that:

1. the stamping nipple, the stamping valve body and the stamping valve seat are stamped by steel pipes, and are not formed by casting, so that the valve body is formed by the stamping nipple, the stamping valve body and the stamping valve seat, the whole weight is reduced, and the manufacturing cost is reduced.

2. The worm wheel drives the worm wheel to rotate through the worm at the other end of the rotating wheel on the rotary driving device, the worm wheel drives the double-eccentric valve core to rotate by 90 degrees through the upper valve rod, and the sealing part on the double-eccentric valve core is matched with the stamping valve seat to be extruded and sealed, so that the fluid medium is shut off, and the function of conveniently controlling the on-off of the fluid is achieved.

Drawings

FIG. 1 is a schematic cross-sectional view of the present utility model.

Reference numerals: 1. stamping the pup joint; 2. stamping a valve body; 3. a lower valve rod; 4. double eccentric valve core; 5. stamping a valve seat; 6. an upper valve rod; 7. a filler; 8. a bracket; 9. a driving device.

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, a dual eccentric half ball valve of a punching valve body comprises a punching valve body 2 with a hollow inside, wherein one end of the punching valve body 2 is welded with a punching nipple 1 through a girth weld, one end of the punching valve body 2 away from the punching nipple 1 is welded with a punching valve seat 5 through the girth weld, a hole which is mutually communicated with the punching nipple 1 is formed in the punching valve seat 5, the hole which penetrates through the punching nipple 1 and the punching valve seat 5 is used for circulation of fluid media, an upper valve rod 6 is rotationally connected in the top end of the punching valve body 2, the upper valve rod 6 is used for driving a dual eccentric valve core 4 to rotate, a lower valve rod 3 coaxial with the upper valve rod 6 is rotationally connected in the bottom end of the punching valve body 2, the upper valve rod 6 conveniently drives the dual eccentric valve core 4 to rotate, a dual eccentric valve core 4 is connected between the lower valve rod 3 and the upper valve rod 6, and a driving device 9 is arranged at the top of the punching valve body 2.

Specifically, the punching valve body 2, the punching nipple 1 and the punching valve seat 5 are made of steel pipes by punching and are connected by sealing full welding, and the punching valve has the advantages of light weight and reduced cost.

Specifically, be fixed with support 8 on the punching press valve body 2, drive arrangement 9 is including connecting casing, rotation wheel, worm wheel and the worm on support 8, and worm wheel and worm are installed in the casing, rotate wheel and worm coaxial coupling, and worm wheel and worm mesh mutually, and the worm wheel is connected in the top of last valve rod 6, through rotating the rotation wheel of disc, can drive worm wheel and worm and carry out synchronous rotation.

Specifically, the top of punching press valve body 2 has the mount pad through girth weld, support 8 is fixed in on the mount pad, go up valve rod 6 and insert in the mount pad and be connected with two eccentric valve core 4, the packing 7 is installed to the upper end of going up valve rod 6, and packing 7 is located the mount pad, the stop collar that can insert in support 8 is installed on the top of going up the mount pad, and the lower extreme of stop collar is contradicted to packing 7, the material of packing 7 is rubber, packing 7 can make to keep the leakproofness between upper valve rod 6 and the mount pad.

Specifically, the bottom of punching press valve body 2 has lower mount pad through girth weld, and lower valve rod 3 rotates to be connected in lower mount pad, and the bottom of lower mount pad has end cover and sealing gasket through bolted connection.

Specifically, the double eccentric valve core 4 comprises a connecting part and a sealing part, and the sealing part can be matched with the punching valve seat 5 to be pressed and sealed, so that the on-off of a fluid medium is controlled.

Specifically, the stamping nipple 1 and one side of the stamping valve seat 5, which is far away from the stamping valve body 2, are connected with flange plates, and the flange plates on two sides are convenient for installing and dismantling the valve body assembly.

In this embodiment, punching press nipple joint 1, punching press valve body 2 and punching press disk seat 5 pass through the steel pipe punching press and make, not by casting shaping, go up mount pad and lower mount pad and all connect on punching press valve body 2 through the girth weld, and punching press nipple joint 1 and punching press disk seat 5 also connect on punching press valve body 2 through the girth weld, can lighten holistic weight, rotate the rotation wheel on the drive arrangement 9 during the use, the rotation wheel drives the worm wheel through the worm of the other end and rotates, the worm wheel drives the rotation of two eccentric valve core 4 in punching press valve body 2 through the upper valve rod 6 of bottom, thereby seal the sealing part on the two eccentric valve core 4 with punching press disk seat 5 cooperation extrusion, thereby cut for fluid medium, have the effect of the control fluid break-make of being convenient for.

The present utility model is not limited to the preferred embodiments, but the patent protection scope of the utility model is defined by the claims, and all equivalent structural changes made by the specification and the drawings are included in the scope of the utility model.

Claims

1. The utility model provides a punching press formula valve body double eccentric hemisphere valve, includes inside hollow punching press valve body, its characterized in that: one end of punching press valve body has the punching press nipple joint through girth weld, the one end that punching press valve body kept away from the punching press nipple joint has the punching press disk seat through girth weld, the hole that link up each other with the punching press nipple joint has been seted up to the inside of punching press disk seat, the inside rotation in top of punching press valve body is connected with the upper valve rod, the inside rotation in bottom of punching press valve body is connected with the lower valve rod coaxial with the upper valve rod, be connected with two eccentric valve cores between lower valve rod and the upper valve rod, the top of punching press valve body is equipped with drive arrangement.

2. The stamped valve body double eccentric semi-ball valve of claim 1, wherein: the stamping valve body, the stamping nipple and the stamping valve seat are stamped and manufactured by steel pipes.

3. The stamped valve body double eccentric semi-ball valve of claim 1, wherein: the stamping valve body is fixedly provided with a support, the driving device comprises a shell, a rotating wheel, a worm wheel and a worm, wherein the shell is connected to the support, the worm wheel and the worm are installed in the shell, the rotating wheel and the worm are coaxially connected, the worm wheel and the worm are meshed, and the worm wheel is connected to the top end of the upper valve rod.

4. A stamped valve body double eccentric hemi-ball valve according to claim 3 wherein: the top of punching press valve body has the mount pad through girth weld, the support is fixed in on the mount pad, goes up the valve rod and inserts in the mount pad and be connected with two eccentric valve core, the filler is installed to the upper end of going up the valve rod, and packs and lie in the mount pad, and the stop collar that can insert in the support is installed on the top of going up the mount pad, and the lower extreme of stop collar is contradicted to the filler on, the material of filler is rubber.

5. The stamped valve body double eccentric semi-ball valve of claim 4, wherein: the bottom of punching press valve body has lower mount pad through girth weld, lower valve rod rotates to be connected in lower mount pad, and the bottom of lower mount pad has end cover and sealing gasket through bolted connection.

6. The stamped valve body double eccentric semi-ball valve of claim 1, wherein: the double eccentric valve core comprises a connecting part and a sealing part, and the sealing part can be matched with the stamping valve seat to be extruded and sealed.

7. The stamped valve body double eccentric semi-ball valve of claim 2, wherein: and one sides of the stamping nipple and the stamping valve seat, which are far away from the stamping valve body, are connected with flange plates.