CN216692355U - Necking ball valve body - Google Patents
Necking ball valve body Download PDFInfo
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- CN216692355U CN216692355U CN202122764734.5U CN202122764734U CN216692355U CN 216692355 U CN216692355 U CN 216692355U CN 202122764734 U CN202122764734 U CN 202122764734U CN 216692355 U CN216692355 U CN 216692355U
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- valve body
- ball valve
- casing
- adapter
- necking
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Abstract
The utility model provides a necking ball valve body which comprises a casing arranged at the upper end of the valve body, a speed reducer penetrating through the casing, and a blade arranged in the valve body, wherein two ends of the blade are connected with the valve body through rotating pins; the necking ball valve body has the characteristics of compact structure and extremely low torque, and the blades are regularly rotated by arranging the speed reducer, so that the process is simplified, and the production cost is reduced.
Description
Technical Field
The utility model mainly relates to the field of ball valves, in particular to a necking ball valve body.
Background
The ball valve has the advantages of wear resistance, good sealing performance, light switch and long service life, so that the ball valve is widely applied to industries such as petroleum refining, long-distance pipelines, chemical industry, papermaking, pharmacy, water conservancy, electric power, municipal administration, steel and the like, and plays a significant role in national economy.
However, in the conventional ball valve body, a valve body joint is generally connected to the valve body for the convenience of manufacturing, and when the valve body joint and the valve body are connected, the problems that centering is difficult, butt joint blades are deformed due to connection deviation and the like often occur.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects of the prior art, the utility model provides a necking ball valve body, which comprises a casing 2 arranged at the upper end of a valve body 1, a speed reducer 3 penetrating through the casing 2, and blades 4 arranged inside the valve body 1,
the two ends of each blade 4 are connected with the valve body 1 through rotating pins, one end of each blade 4 is arranged, the rotating pins penetrate through the valve body 1 and are sleeved with shaft sleeves 5, adapter pieces 6 are connected onto the shaft sleeves 5, the adapter pieces 6 are connected with one ends of pull rods 7, the other ends of the pull rods 7 are connected with adapters 8, and the adapters 8 are fixedly connected with a main shaft of the speed reducer 3.
Preferably, the jacket 2 and the valve body 1 are of one-piece construction.
Preferably, the jacket 2 and the valve body 1 are cast.
Preferably, the casing 2 is fitted, at an end close to the adapter 8, with a locking sleeve 9 for fixing the position of the reducer 3.
Preferably, both ends of the pull rod 7 are fixedly connected with the adapter 8 and the adapter 6 respectively through bolts.
Preferably, the valve body 1 is provided with a plurality of mounting holes 10 along the side plate, and the mounting holes 10 are equidistantly arranged.
The utility model has the beneficial effects that:
the necking ball valve body has the characteristics of compact structure and extremely small torque, and the blades are regularly rotated by arranging the speed reducer, so that the process is simplified, and the production cost is reduced.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
in the figure, the position of the upper end of the main shaft,
1. a valve body; 2. a housing; 3. a speed reducer; 4. a blade; 5. a shaft sleeve; 6. an adapter; 7. a pull rod; 8. an adapter; 9. a locking sleeve; 10. and (7) mounting holes.
Detailed Description
In order to make the technical solutions of the present invention better understood and make the above features, objects, and advantages of the present invention more comprehensible, the present invention is further described with reference to the following examples. The examples are intended to illustrate the utility model only and are not intended to limit the scope of the utility model.
As shown in fig. 1, the present invention includes: a casing 2 arranged at the upper end of the valve body 1, a speed reducer 3 passing through the casing 2, and a blade 4 arranged in the valve body 1,
the two ends of each blade 4 are connected with the valve body 1 through rotating pins, one end of each blade 4 is arranged, the rotating pins penetrate through the valve body 1 and are sleeved with shaft sleeves 5, adapter pieces 6 are connected onto the shaft sleeves 5, the adapter pieces 6 are connected with one ends of pull rods 7, the other ends of the pull rods 7 are connected with adapters 8, and the adapters 8 are fixedly connected with a main shaft of the speed reducer 3.
In the present embodiment, it is preferable that the jacket 2 and the valve body 1 are of an integral structure.
In the present embodiment, the jacket 2 and the valve body 1 are preferably cast.
In this embodiment, the casing 2 is preferably provided, at its end close to the adapter 8, with a locking sleeve 9 for fixing the position of the reducer 3.
In this embodiment, the two ends of the tie rod 7 are preferably fixedly connected to the adapter 8 and the adapter 6, respectively, by bolting.
In this embodiment, preferably, the valve body 1 is provided with a plurality of mounting holes 10 along the side plate, and the mounting holes 10 are equidistantly arranged.
In use, the necking ball valve body has the characteristics of compact structure and extremely low torque, and the blades regularly rotate by arranging the speed reducer, so that the process is simplified, and the production cost is reduced.
The above-described embodiments are merely illustrative of the principles and utilities of the present patent application and are not intended to limit the present patent application. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of this patent application. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical concepts disclosed in the present application shall be covered by the claims of this patent application.
Claims (6)
1. A necking ball valve body is characterized by comprising a casing (2) arranged at the upper end of the valve body (1), a speed reducer (3) penetrating through the casing (2) and blades (4) arranged inside the valve body (1),
blade (4) both ends all are connected with valve body (1) through changeing the round pin, blade (4) one end sets up change the round pin and pass valve body (1) and overlap and be equipped with axle sleeve (5), be connected with adaptor (6) on axle sleeve (5), adaptor (6) are connected with the one end of pull rod (7), the other end of pull rod (7) is connected with adapter (8), adapter (8) are fixed to be connected with the main shaft of reduction gear (3).
2. The necking ball valve body of claim 1, wherein: the casing (2) and the valve body (1) are of an integrated structure.
3. The necking ball valve body of claim 2, wherein: the casing (2) and the valve body (1) are both cast parts.
4. A necking ball valve body according to claim 3, wherein: one end of the casing (2) close to the adapter (8) is sleeved with a locking sleeve (9) used for fixing the position of the speed reducer (3).
5. A necking ball valve body according to claim 1, wherein: and two ends of the pull rod (7) are fixedly connected with the adapter (8) and the adapter (6) respectively through bolts.
6. The necking ball valve body of claim 1, wherein: the valve body (1) is provided with mounting holes (10) along the side plates, and the mounting holes (10) are equidistantly arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122764734.5U CN216692355U (en) | 2021-11-11 | 2021-11-11 | Necking ball valve body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122764734.5U CN216692355U (en) | 2021-11-11 | 2021-11-11 | Necking ball valve body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216692355U true CN216692355U (en) | 2022-06-07 |
Family
ID=81832564
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122764734.5U Active CN216692355U (en) | 2021-11-11 | 2021-11-11 | Necking ball valve body |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216692355U (en) |
-
2021
- 2021-11-11 CN CN202122764734.5U patent/CN216692355U/en active Active
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