CN217784225U - Black water regulating valve - Google Patents

Abstract

The application relates to the technical field of pipeline valves and discloses a black water regulating valve. In this application, the hole is worn to be equipped with at the top of valve body through predetermined bolt fixedly connected with upper cover, the middle part of upper cover, and the inside sliding connection of hole has the valve rod, the bottom fixedly connected with case of valve rod, the bottom fixedly connected with disk seat of valve body, the lower surface of valve rod has fixed baseplate through predetermined bolt fixed mounting, fixed baseplate's bottom welding has the scraper blade, the lower surface welding of scraper blade has the solid fixed cylinder, the bottom welding of fixed cylinder has the reducing cylinder, the bottom welding of reducing cylinder has the installation sleeve, the inside fixedly connected with annular scraper blade of installation sleeve, solid particle through the outer wall bonding of annular scraper blade to the case strikes off, strike off the solid particle who bonds the valve rod outer wall through the scraper blade, the damage that the friction caused between minimize solid particle and upper cover and the disk seat, the service life of device is prolonged.

Description

Black water regulating valve

Technical Field

The application belongs to the technical field of pipeline valves, and specifically relates to a black water regulating valve.

Background

In the fields of petroleum, chemical industry, steel, metallurgy, electric power and the like, the black water regulating valve is widely applied and mainly plays a role in cutting off or connecting a fluid medium in a pipeline.

The existing black water regulating valve mostly adopts a straight stroke plunger valve, the plunger valve drives a valve core to move up and down through a valve rod to realize fluid control of the valve, and a valve seat arranged at a water outlet is extruded through the valve core to realize sealing. However, in the practical use process, the black water regulating valve is mostly used in the occasions of media with hard solid particles, easy coking and easy adhesion, after long-term use, a large amount of solid particles are adhered to the outer part of the valve rod and the valve core, and when the valve rod moves up and down, hard objects rub parts connected with the valve rod and the valve core, so that the sealing property of the valve is influenced, and the service life of the product is short.

SUMMERY OF THE UTILITY MODEL

The purpose of this application lies in: in order to solve the problem of service life of the solid particle and equipment friction reduction device, the black water regulating valve is provided.

The technical scheme adopted by the application is as follows:

the utility model provides a black water regulating valve, includes the valve body, the one end fixedly connected with oral siphon of valve body, the bottom of valve body has the mount pad through predetermined bolt fixed mounting, the top of valve body is through predetermined bolt fixedly connected with upper cover, the hole is worn to be equipped with at the middle part of upper cover, and the inside sliding connection of hole has the valve rod, the bottom fixedly connected with case of valve rod, the bottom fixedly connected with disk seat of valve body, the lower surface of valve rod has a fixed base through predetermined bolt fixed mounting, fixed base's bottom welding has the scraper blade, the lower surface welding of scraper blade has a solid fixed cylinder, the bottom welding of solid fixed cylinder has a reducing cylinder, the bottom welding of reducing cylinder has the installation sleeve, the annular scraper blade of the inside fixedly connected with of installation sleeve, the one end fixedly connected with drainage seat that the inner wall of valve body is close to the oral siphon.

Through adopting above-mentioned technical scheme, strike off the solid particle that the outer wall of case bonds through annular scraper blade, strike off the solid particle that valve rod outer wall bonds through the scraper blade, the damage that friction caused between minimize solid particle and upper cover and the disk seat, the life of the improvement device, it is more convenient to make annular scraper blade and scraper blade's dismantlement through threaded connection between upper cover and the fixed baseplate, the maintenance efficiency of the improvement device, make the high-speed fluid that gets into from the oral siphon remove to the inner wall below of valve body under the guide of drainage seat through setting up the drainage seat, avoid high-speed fluid direct flushing to the case as far as possible to lead to the fact the buckling of case, the life of case is improved.

In a preferred embodiment, the bottom of the drainage seat is arc-shaped.

Through adopting above-mentioned technical scheme, make outside black rivers to the bottom of valve body.

In a preferred embodiment, the valve core is bullet-shaped, and the inner diameter of the annular scraper is matched with the diameter of the top of the valve core.

By adopting the technical scheme, the annular scraper has better effect of wiping off solid particles outside the valve core.

In a preferred embodiment, the annular scrapers are three in number, and are uniformly and linearly distributed on the inner wall of the mounting sleeve.

Through adopting above-mentioned technical scheme, make and can store more solid particles that case outer wall scraped off between a plurality of annular scrapers, reduce the maintenance cycle of device.

In a preferred embodiment, the mounting sleeve is a tungsten steel mounting sleeve.

Through adopting above-mentioned technical scheme, tungsten steel material corrosion resisting property is outstanding, makes the installation sleeve still can the continuous work in the long-term soaking of black water, improves the life of installation sleeve.

In a preferred embodiment, the mounting seat comprises a valve seat section and a valve seat diffusing section, and the valve seat section and the valve seat diffusing section are connected through a bolt.

By adopting the technical scheme, the installation seat is convenient to install and dismantle.

In a preferred embodiment, the inner diameter of the valve seat diffuser section of the mounting seat is flared outward.

Through adopting above-mentioned technical scheme, reduce the velocity of flow of back black water that the mount pad came out through increasing the aperture.

In conclusion, due to the adoption of the technical scheme, the beneficial effects of the application are as follows:

1. in this application, strike off the solid particle that the outer wall of case bonds through annular scraper blade, strike off the solid particle that the valve rod outer wall bonds through the scraper blade, the damage that the friction caused between minimize solid particle and upper cover and the disk seat improves the life of device, and threaded connection makes annular scraper blade more convenient with the dismantlement of scraper blade between upper cover and the fixed baseplate, improves the maintenance efficiency of device.

2. In this application, make the high-speed fluid that gets into from the oral siphon remove to the inner wall below of valve body under the guide of drainage seat through setting up the drainage seat, avoid high-speed fluid direct wash to the bending of case leading to the fact the case as far as possible, improve the life of case.

Drawings

FIG. 1 is a perspective view of the overall structure of the present application;

FIG. 2 is a schematic cross-sectional view of the overall structure of the present application;

fig. 3 is an enlarged schematic view of a portion a in fig. 2 in the present application.

The labels in the figure are: 1. a valve body; 2. a water inlet pipe; 3. a mounting seat; 4. an upper cover; 5. a valve stem; 6. a valve core; 7. a valve seat; 8. a fixed base; 9. a squeegee; 10. a fixed cylinder; 11. a reducing cylinder; 12. installing a sleeve; 13. an annular scraper; 14. a drainage seat.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below in conjunction with the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

A black water adjusting valve according to an embodiment of the present application will be described in detail with reference to fig. 1 to 3.

Example (b):

referring to fig. 1, a black water governing valve, includes valve body 1, the one end fixedly connected with oral siphon 2 of valve body 1, outside black water passes through oral siphon 2 and gets into inside the valve body 1.

Referring to fig. 1, a mounting seat 3 is fixedly mounted at the bottom of a valve body 1 through a preset bolt, so that the valve body 1 is more conveniently mounted at the top of the mounting seat 3.

Referring to fig. 1, mount pad 3 includes disk seat section and disk seat diffuser, through bolted connection between disk seat section and the disk seat diffuser, when needs dismantle mount pad 3, only need remove the threaded connection between disk seat section and the disk seat diffuser and can dismantle mount pad 3, conveniently maintain the inside of valve body 1.

Referring to fig. 1, the top of the valve body 1 is fixedly connected with an upper cover 4 through a preset bolt, so that the upper cover 4 is conveniently detached from the upper surface of the valve body 1, thereby maintaining the inside of the valve body 1.

Referring to fig. 2, a hole is formed in the middle of the upper cover 4, a valve rod 5 is slidably connected inside the hole, a valve core 6 is fixedly connected to the bottom of the valve rod 5, and the valve core 6 is driven to move up and down in the vertical direction by the movement of the valve rod 5 in the vertical direction.

Referring to fig. 2, the valve seat 7 is fixedly connected to the bottom of the valve body 1, when the valve core 6 moves down to block the valve seat 7, the regulating valve is closed, the valve rod 5 drives the valve core 6 to move upwards, the valve seat 7 is unblocked by the valve core 6, and the regulating valve is opened.

Referring to fig. 2, the one end fixedly connected with drainage seat 14 that the inner wall of valve body 1 is close to oral siphon 2, and the bottom of drainage seat 14 is the arc, makes the high-speed fluid that gets into from oral siphon 2 remove to the inner wall below of valve body 1 under the guide of drainage seat 14 through setting up drainage seat 14, avoids high-speed fluid directly to erode the valve core 6 as far as possible and causes the buckling of valve core 6, improves the life of valve core 6.

Referring to fig. 2 and 3, the lower surface of valve rod 5 has fixed baseplate 8 through predetermined bolt fixed mounting, and the bottom welding of fixed baseplate 8 has scraper blade 9, fixes scraper blade 9's position through fixed baseplate 8, scrapes 5 outer walls of valve rod through scraper blade 9 and glues glutinous solid particle, avoids the solid particle of valve rod 5 outer wall and the hole friction in the middle part of upper cover 4 as far as possible to cause the damage of upper cover 4, improves the life of upper cover 4.

Referring to fig. 3, a fixed cylinder 10 is welded to the lower surface of the scraper 9, a reducer cylinder 11 is welded to the bottom of the fixed cylinder 10, an installation sleeve 12 is welded to the bottom of the reducer cylinder 11, and the fixed cylinder 10 and the installation sleeve 12 are connected through the reducer cylinder 11.

Referring to fig. 3, the mounting sleeve 12 is a tungsten steel mounting sleeve, and the tungsten steel has excellent corrosion resistance, so that the mounting sleeve 12 can continuously work even after being soaked in black water for a long time, and the service life of the mounting sleeve 12 is prolonged.

Referring to fig. 3, an annular scraper 13 is fixedly connected inside the mounting sleeve 12, the valve element 6 is bullet-shaped, the inner diameter of the annular scraper 13 is matched with the diameter of the top of the valve element 6, the upper cylindrical part of the valve element 6 is scraped by the annular scraper 13, so that the loss of the valve seat 7 caused by friction between solid particles adhered to the outside of the valve element 6 and the valve seat 7 is avoided as much as possible, and the service life of the valve seat 7 is prolonged.

Referring to fig. 3, the number of the annular scrapers 13 is three, and the annular scrapers 13 are uniformly and linearly distributed on the inner wall of the mounting sleeve 12, so that more solid particles scraped from the outer wall of the valve core 6 can be stored among the annular scrapers 13, and the maintenance period of the device is shortened.

The application principle of black water governing valve embodiment does:

when case 6 moves down to the jam disk seat 7, accomplish closing of governing valve, valve rod 5 drives case 6 rebound, remove case 6 to disk seat 7's jam, accomplish opening of governing valve, strike off the solid particle that the outer wall of case 6 bonded through annular scraper blade 13, strike off the solid particle that valve rod 5 outer wall bonded through scraper blade 9, make the high-speed fluid that gets into from oral siphon 2 remove to the inner wall below of valve body 1 under the guide of drainage seat 14 through setting up drainage seat 14, avoid high-speed fluid directly to erode the buckling that case 6 caused case 6 as far as possible.

The above embodiments are only used to illustrate the technical solutions of the present application, and not to limit the same; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions in the embodiments of the present application.

Claims (7)

1. The utility model provides a black water governing valve, includes valve body (1), its characterized in that: the one end fixedly connected with oral siphon (2) of valve body (1), there is mount pad (3) bottom of valve body (1) through predetermined bolt fixed mounting, there is hole at the top of valve body (1) through predetermined bolt fixedly connected with upper cover (4), the hole is worn to be equipped with at the middle part of upper cover (4), and the inside sliding connection of hole has valve rod (5), the bottom fixedly connected with case (6) of valve rod (5), the bottom fixedly connected with disk seat (7) of valve body (1), there is fixed baseplate (8) lower surface of valve rod (5) through predetermined bolt fixed mounting, the bottom welding of fixed baseplate (8) has scraper blade (9), the lower surface welding of scraper blade (9) has solid fixed cylinder (10), the bottom welding of solid fixed cylinder (10) has reducing cylinder (11), the bottom installation welding of reducing cylinder (11) has sleeve (12), the inside fixedly connected with annular scraper blade (13) of installation sleeve (12), the inner wall of valve body (1) is close to the one end fixedly connected with drainage seat (14) of oral siphon (2).

2. The black water adjusting valve according to claim 1, wherein: the bottom of the drainage seat (14) is arc-shaped.

3. The black water adjusting valve of claim 1, wherein: the valve core (6) is bullet-shaped, and the inner diameter of the annular scraper (13) is matched with the top diameter of the valve core (6).

4. The black water adjusting valve according to claim 1, wherein: the number of the annular scrapers (13) is three, and the annular scrapers (13) are uniformly and linearly distributed on the inner wall of the mounting sleeve (12).

5. The black water adjusting valve according to claim 1, wherein: the mounting sleeve (12) is a tungsten steel mounting sleeve.

6. The black water adjusting valve of claim 1, wherein: the mounting seat (3) comprises a valve seat section and a valve seat diffusion section, and the valve seat section is connected with the valve seat diffusion section through a bolt.

7. The black water adjusting valve according to claim 6, wherein: the inner diameter of the valve seat diffusion section of the mounting seat (3) is diffused outwards and is horn-shaped.

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