CN219198853U

CN219198853U - Dome valve convenient to lubricate

Info

Publication number: CN219198853U
Application number: CN202223525720.9U
Authority: CN
Inventors: 俞爱华; 俞杰
Original assignee: Jiangsu Gen De Power Equipment Co ltd
Current assignee: Jiangsu Gen De Power Equipment Co ltd
Priority date: 2022-12-28
Filing date: 2022-12-28
Publication date: 2023-06-16
Anticipated expiration: 2032-12-28

Abstract

The utility model discloses a dome valve convenient to lubricate, and relates to the technical field of dome valves. The utility model comprises a valve body and two lubrication boxes fixedly connected to the side wall of the valve body, wherein a dome is arranged in the valve body, two ends of the dome are respectively fixedly connected with a driving shaft and a driven shaft, and the driving shaft and the driven shaft are respectively and movably connected with the adjacent lubrication boxes; an oiling component is arranged in the lubrication box; the oiling subassembly includes spring, sealing block, removes post and movable seat, and the stock solution chamber has been seted up to the inside of lubrication box, and the removal through-hole has been seted up at the top of lubrication box, and the removal post runs through and sets up in the removal through-hole, and the seal groove has been seted up to the chamber diapire in stock solution chamber, and the seal groove communicates to the swing joint department of lubrication box and dome. According to the utility model, through the designed oiling component, the quick lubrication of the dome valve is realized, the lubrication process is simple and convenient, and the normal work of the dome valve is ensured.

Description

Dome valve convenient to lubricate

Technical Field

The utility model belongs to the technical field of dome valves, and particularly relates to a dome valve convenient to lubricate.

Background

The dome valve is a special valve widely used for a rotary feeder, can be used as a novel special valve for bulk materials, can be effectively and rapidly opened and closed to perform bulk materials and cut off, and is widely applied to industries such as metallurgy, cement, electric power, chemical industry, building materials, food and the like at present.

The dome valve generally includes a valve body, and a dome provided on the valve body, and the dome is generally rotatably provided on the valve body by a driving shaft and a driven shaft, and the rotation of the dome in the valve body is driven by driving the driving shaft to rotate, so that the position of the dome in the valve body is adjusted to adjust the opening and closing state of the valve port. In the working process of the dome valve, the driving shaft and the driven shaft need to rotate frequently, abrasion can be generated between the driving shaft and the driven shaft and the bearing, and lubricating oil is generally required to be added between the driving shaft and the driven shaft to reduce the abrasion.

The conventional dome valve is inconvenient to lubricate, lubrication is generally realized by injecting oil into the oil injection hole, the operation lubrication process is inconvenient, and the normal work of the dome valve is influenced, so that the dome valve convenient to lubricate is provided.

Disclosure of Invention

The utility model aims to provide a dome valve convenient to lubricate, which solves the problems that the conventional dome valve is inconvenient to lubricate, lubrication is generally realized by injecting oil into an oil injection hole, the operation lubrication process is inconvenient, and the normal work of the dome valve is influenced.

In order to solve the technical problems, the utility model is realized by the following technical scheme: the utility model provides a dome valve convenient to lubricate, includes valve body and two lubrication box of fixed connection at the valve body lateral wall, the inside of valve body is provided with the dome, the both ends of dome are fixedly connected with driving shaft and driven shaft respectively, driving shaft and driven shaft are with adjacent lubrication box swing joint respectively; an oiling component is arranged in the lubricating box;

the oiling subassembly includes spring, sealing block, movable column and movable seat, the stock solution chamber has been seted up to the inside of lubrication box, the removal through-hole has been seted up at the top of lubrication box, the movable column runs through and sets up in the removal through-hole, the seal groove has been seted up to the chamber diapire in stock solution chamber, just the seal groove communicates to the swing joint department of lubrication box and dome, the bottom at the movable column is fixed to the sealing block, just the sealing block is located the seal groove, movable seat fixed connection is on the top of movable column, the one end fixed connection of spring is at the chamber roof in stock solution chamber, the other end and the sealing block fixed connection of spring.

Preferably, the inside of the valve body is fixedly connected with a circular limiting seat, and the circular limiting seat is positioned below the dome.

Preferably, a fixing seat is fixedly connected with the outer side wall of the lubrication box adjacent to the driving shaft, and an electric pushing cylinder is movably connected with the side wall of the fixing seat far away from the lubrication box.

Preferably, the output end of the electric pushing cylinder is fixedly connected with an L-shaped fixing plate, the bottom of the L-shaped fixing plate is fixedly connected with a rotating ring, and the electric pushing cylinder drives the driving shaft through the rotating ring.

Preferably, the lateral wall fixedly connected with spacing post of swivel becket, the lateral wall fixedly connected with limiting plate that the fixing base kept away from the lubrication box.

Preferably, the top of lubrication box has all offered the oil inlet, all be provided with the sealing plug in the oil inlet.

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

according to the utility model, through the designed oiling component, lubricating oil is injected into the liquid storage cavity through the oil inlet, then the sealing plug is placed into the oil inlet, when the dome valve needs to be lubricated, the movable seat is pulled, so that the movable column drives the sealing block to move upwards, at the moment, the sealing block compresses the spring, when the sealing block is completely separated from the sealing groove, the lubricating oil enters the movable connection part between the lubricating box and the dome from the liquid storage cavity through the sealing groove, the rotary lubrication between the dome and the lubricating box is completed, then the force applied to the movable seat is removed, and under the action of gravity and the elasticity of the spring, the sealing block enters the sealing groove to realize sealing, so that the whole lubrication process can be completed; the quick lubrication of the dome valve is realized, the lubrication process is simple and convenient, and the normal work of the dome valve is ensured.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a perspective view of a dome valve of the present utility model for facilitating lubrication;

FIG. 2 is a top view of a dome valve of the present utility model for facilitating lubrication;

FIG. 3 is a cross-sectional view at A-A of FIG. 2 of a dome valve for facilitating lubrication in accordance with the present utility model;

FIG. 4 is a cross-sectional view taken at B-B in FIG. 2 of a dome valve for facilitating lubrication in accordance with the present utility model;

FIG. 5 is a cross-sectional view taken at C-C of FIG. 2 of a dome valve for facilitating lubrication in accordance with the present utility model;

FIG. 6 is an enlarged view of the dome valve of FIG. 3 at I for facilitating lubrication in accordance with the present utility model

In the figure: 1. a valve body; 2. a lubrication box; 3. a dome; 4. a spring; 5. a driving shaft; 6. a driven shaft; 7. a liquid storage cavity; 8. an oil inlet; 9. a sealing plug; 10. sealing grooves; 11. a sealing block; 12. a moving through hole; 13. a moving column; 14. a movable seat; 15. a limit seat is arranged in a ring; 16. a fixing seat; 17. an electric pushing cylinder; 18. an L-shaped fixing plate; 19. a rotating ring; 20. a limit column; 21. and a limiting plate.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1-6, the utility model relates to a dome valve convenient for lubrication, which comprises a valve body 1 and two lubrication boxes 2 fixedly connected to the side wall of the valve body 1, wherein a dome 3 is arranged in the valve body 1, two ends of the dome 3 are respectively fixedly connected with a driving shaft 5 and a driven shaft 6, and the driving shaft 5 and the driven shaft 6 are respectively and movably connected with the adjacent lubrication boxes 2; the lubrication box 2 is internally provided with oiling components; the oiling subassembly includes spring 4, sealing block 11, remove post 13 and movable seat 14, liquid storage cavity 7 has been seted up to the inside of lubrication box 2, movable through-hole 12 has been seted up at the top of lubrication box 2, remove post 13 and set up in movable through-hole 12, seal groove 10 has been seted up to the chamber diapire of liquid storage cavity 7, and seal groove 10 communicates to the swing joint department of lubrication box 2 and dome 3, sealing block 11 is fixed in the bottom of removal post 13, and sealing block 11 is located seal groove 10, remove the top of seat 14 fixed connection at removal post 13, the one end fixed connection of spring 4 is at the chamber roof of liquid storage cavity 7, the other end and the sealing block 11 fixed connection of spring 4, pulling removes seat 14, make removal post 13 drive sealing block 11 upwards move, sealing block 11 compresses spring 4 this moment, when sealing block 11 breaks away from seal groove 10 completely, the lubrication oil enters into the movable connection department of lubrication box 2 and dome 3 through seal groove 10 from the liquid storage cavity 7, accomplish the rotation lubrication between dome 3 and the lubrication box 2, remove the power of exerting at the movable seat 14 afterwards, under the effect of gravity and spring 4 elasticity, sealing block 11 gets into 10 under the effect.

The inside of the valve body 1 is fixedly connected with a circular limiting seat 15, the circular limiting seat 15 is positioned below the dome 3, and the circular limiting seat 15 plays a limiting role in the rotation of the dome 3 in the valve body 1.

The outer side wall of the lubrication box 2 adjacent to the driving shaft 5 is fixedly connected with a fixing seat 16, the side wall of the fixing seat 16, far away from the lubrication box 2, is movably connected with an electric pushing cylinder 17, the output end of the electric pushing cylinder 17 is fixedly connected with an L-shaped fixing plate 18, the bottom of the L-shaped fixing plate 18 is fixedly connected with a rotating ring 19, the electric pushing cylinder 17 drives the driving shaft 5 through the rotating ring 19, and the electric pushing cylinder 17 provides power for the rotation of the driving shaft 5, so that the dome 3 can rotate in the valve body 1.

The side wall of the rotating ring 19 is fixedly connected with a limiting post 20, the side wall of the fixing seat 16 far away from the lubrication box 2 is fixedly connected with a limiting plate 21, and the limiting post 20 and the limiting plate 21 limit the driving shaft 5 driven by the rotating ring 19 so that the driving shaft 5 can perform reciprocating periodic motion.

Wherein, oil inlet 8 has all been seted up at the top of lubrication box 2, all is provided with sealing plug 9 in the oil inlet 8, and sealing plug 9 prevents that the lubricating oil in the stock solution chamber 7 from falling into the dust to avoid vibrations in the course of the work to lead to lubricating oil to spill from oil inlet 8.

The working principle of the utility model is as follows:

when people use, lubricating oil is injected into the liquid storage cavity 7 through the oil inlet 8, then the sealing plug 9 is placed into the oil inlet 8, when lubrication is needed, the movable seat 14 is pulled, the movable column 13 drives the sealing block 11 to move upwards, at the moment, the sealing block 11 compresses the spring 4, when the sealing block 11 is completely separated from the sealing groove 10, the lubricating oil enters the movable connection part between the lubricating box 2 and the dome 3 from the liquid storage cavity 7 through the sealing groove 10, the rotating lubrication between the dome 3 and the lubricating box 2 is completed, then the force applied to the movable seat 14 is removed, and under the action of gravity and the elastic force of the spring 4, the sealing block 11 enters the sealing groove 10 to realize sealing, so that the whole lubrication process can be completed; the quick lubrication of the dome valve is realized, the lubrication process is simple and convenient, and the normal work of the dome valve is ensured.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a dome valve convenient to lubricate, includes valve body (1) and two lubrication box (2) of fixed connection at valve body (1) lateral wall, its characterized in that: a dome (3) is arranged in the valve body (1), a driving shaft (5) and a driven shaft (6) are fixedly connected to two ends of the dome (3) respectively, and the driving shaft (5) and the driven shaft (6) are movably connected with adjacent lubrication boxes (2) respectively; an oiling component is arranged in each lubrication box (2);

the oiling subassembly includes spring (4), sealing block (11), removes post (13) and removes seat (14), stock solution chamber (7) have been seted up to the inside of lubrication box (2), remove through-hole (12) have been seted up at the top of lubrication box (2), remove post (13) and run through and set up in remove through-hole (12), seal groove (10) have been seted up to the chamber diapire of stock solution chamber (7), just sealing groove (10) communicate to the swing joint department of lubrication box (2) and dome (3), sealing block (11) are fixed in the bottom of removing post (13), just sealing block (11) are located sealing groove (10), remove seat (14) fixed connection in the top of removing post (13), the one end fixed connection of spring (4) is at the chamber roof of stock solution chamber (7), the other end and sealing block (11) of spring (4) are fixed even.

2. A dome valve for facilitating lubrication according to claim 1, characterized in that the valve body (1) is fixedly connected with a ring-mounted limit seat (15) inside, and the ring-mounted limit seat (15) is located below the dome (3).

3. The dome valve convenient to lubricate according to claim 1, characterized in that a fixed seat (16) is fixedly connected with the outer side wall of the lubrication box (2) adjacent to the driving shaft (5), and an electric pushing cylinder (17) is movably connected with the side wall of the fixed seat (16) far away from the lubrication box (2).

4. A dome valve for facilitating lubrication according to claim 3, wherein the output end of the electric pushing cylinder (17) is fixedly connected with an L-shaped fixing plate (18), the bottom of the L-shaped fixing plate (18) is fixedly connected with a rotating ring (19), and the electric pushing cylinder (17) drives the driving shaft (5) through the rotating ring (19).

5. The dome valve with lubrication convenience according to claim 4, wherein the side wall of the rotating ring (19) is fixedly connected with a limit post (20), and the side wall of the fixing seat (16) far away from the lubrication box (2) is fixedly connected with a limit plate (21).

6. The dome valve convenient to lubricate according to claim 1, characterized in that the top of the lubrication box (2) is provided with oil inlets (8), and sealing plugs (9) are arranged in the oil inlets (8).