CN111271484A - Locking type hard sealing all-welded ball valve - Google Patents
Locking type hard sealing all-welded ball valve Download PDFInfo
- Publication number
- CN111271484A CN111271484A CN202010294782.XA CN202010294782A CN111271484A CN 111271484 A CN111271484 A CN 111271484A CN 202010294782 A CN202010294782 A CN 202010294782A CN 111271484 A CN111271484 A CN 111271484A
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- China
- Prior art keywords
- handle
- ball valve
- central shaft
- latch
- transmission gear
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K5/00—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary
- F16K5/06—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary with plugs having spherical surfaces; Packings therefor
- F16K5/0647—Spindles or actuating means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/44—Mechanical actuating means
- F16K31/53—Mechanical actuating means with toothed gearing
- F16K31/535—Mechanical actuating means with toothed gearing for rotating valves
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/44—Mechanical actuating means
- F16K31/60—Handles
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K35/00—Means to prevent accidental or unauthorised actuation
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Taps Or Cocks (AREA)
Abstract
The invention discloses a locking type hard-seal all-welded ball valve which comprises a valve, wherein the top of the middle position of the valve is fixedly connected with a connecting pipe, a handle is rotatably connected onto the connecting pipe, a central shaft is arranged at the center position inside the connecting pipe, a transmission gear is arranged between the central shaft and the handle, the transmission gear is meshed with the central shaft and the handle, and the top end of the connecting pipe is fixedly connected with an end cover. According to the invention, after the handle rotates to the designated position, the control mechanism is butted in the connecting port, so that the rotating shaft rotates, the ball moves in the movable groove in the rotating process of the rotating shaft, the rotating shaft moves to the top end of the movable groove along the movable groove, the meshing connection between the ball and the first latch is lost, the ball is clamped in the limiting groove, so that the position of the transmission gear is fixed, and the handle loses the control on the central shaft due to the loss of the transmission gear.
Description
Technical Field
The invention relates to the technical field of all-welded ball valves, in particular to a locking type hard sealing all-welded ball valve.
Background
It is mainly used for cutting off or connecting medium in pipeline, and also can be used for regulating and controlling fluid. The ball valve has the action of rotating 90 degrees, and the cock body is a sphere and is provided with a circular through hole or a channel passing through the axis of the sphere. The ball valve is mainly used for cutting off, distributing and changing the flow direction of a medium in a pipeline, and can be closed tightly only by rotating 90 degrees and a small rotating moment.
The existing all-welded ball valve has the problem that the position of the existing all-welded ball valve needs to be fixed in the using process, so that the position of the existing all-welded ball valve is prevented from being changed, certain influence is caused on the function of the ball valve, and the existing all-welded ball valve is inconvenient to manage when the mode of locking the ball valve through the outside is troublesome.
Disclosure of Invention
The invention aims to: in order to solve the problems, the locking type hard sealing all-welded ball valve is provided.
In order to achieve the purpose, the invention adopts the following technical scheme:
locking formula hard seal all-welded ball valve, including the valve, the intermediate position top fixedly connected with connecting pipe of valve, and rotate on the connecting pipe and be connected with the handle, the inside central point of connecting pipe puts and is provided with the center pin, and is provided with drive gear between center pin and the handle to drive gear is connected with equal meshing between center pin and the handle, the top fixedly connected with end cover of connecting pipe, and the inside of end cover rotates and is connected with the pivot to the horizontal end one end of pivot is inlayed and is equipped with the connector, the one end and the drive gear of pivot rotate and are connected, the movable groove has been seted up to the vertical end wall of end cover, and the movable groove is.
As a further description of the above technical solution:
the inside slip of the vertical end of pivot has the loop bar, and the other pot head of loop bar is equipped with first connecting piece to the equal fixedly connected with extrusion spring in both ends of loop bar.
As a further description of the above technical solution:
and a second connecting piece is arranged below the first connecting piece, and the lower end face of the second connecting piece is arranged corresponding to the movable groove.
As a further description of the above technical solution:
the bottom center position of second connecting piece inlays and is equipped with the ball, and ball and activity groove cross-section roll connection, the spacing groove has been seted up on the lower cross-section top of activity groove.
As a further description of the above technical solution:
the diameter of the top end of the central shaft is smaller than that of the bottom end of the central shaft, a first clamping tooth is arranged at the position, with the larger diameter, of the central shaft, and the horizontal plane of the first clamping tooth is located at the middle position of the height of the movable groove.
As a further description of the above technical solution:
the bottom inner side of the handle is provided with a second latch, and the second latch, the first latch and the transmission gear are in meshing transmission.
In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:
according to the invention, when the handle rotates, the transmission gear is transmitted through the second latch, and then the transmission gear transmits the first latch, so that the central shaft is transmitted, so that the opening and closing of the valve are controlled, after the handle rotates to a specified position, the butt joint of the control mechanism is carried out in the connecting port, so that the rotating shaft is rotated, the ball moves in the movable groove in the rotating process of the rotating shaft, so that the rotating shaft moves to the top end of the movable groove along the movable groove, the meshing connection between the ball and the first latch is lost, the ball is clamped in the limiting groove, so that the position of the transmission gear is fixed, and the handle loses the control on the central shaft due to the loss of the transmission gear.
Drawings
FIG. 1 is a front view of a latching hard seal all welded ball valve in accordance with the present invention;
FIG. 2 is a longitudinal cross-sectional view of a latching hard seal all welded ball valve in accordance with the present invention;
FIG. 3 is a side view of the inner tube of the latching hard seal all welded ball valve of the present invention;
FIG. 4 is a structural diagram of a transmission mechanism of the locking type hard seal all-welded ball valve provided by the invention;
fig. 5 is a partial cross-sectional view of a drive rod of a latching hard-seal all-welded ball valve according to the present invention.
Illustration of the drawings:
1. a valve; 2. a connecting pipe; 3. a handle; 4. a central shaft; 401. a first latch; 402. a second latch; 5. an end cap; 6. a rotating shaft; 7. a connecting port; 8. a first connecting member; 9. a loop bar; 10. a transmission gear; 11. a second connecting member; 12. a ball bearing; 13. a movable groove; 14. a limiting groove; 15. compressing the spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the 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 invention.
Example 1
Referring to fig. 1-5, the locking type hard seal all-welded ball valve includes a valve 1, a connecting pipe 2 is fixedly connected to the top of the middle position of the valve 1, a handle 3 is rotatably connected to the connecting pipe 2, a longitudinal section between the connecting pipe 2 and the handle 3 is a concave-convex mosaic structure, a central shaft 4 is arranged at the inner center position of the connecting pipe 2, a transmission gear 10 is arranged between the central shaft 4 and the handle 3, the transmission gear 10 is engaged and connected with the central shaft 4 and the handle 3, the diameter of the top end of the central shaft 4 is smaller than that of the bottom end, a first latch 401 is arranged at the position of the larger diameter of the central shaft 4, the horizontal plane of the first latch 401 is located at the middle position of the height of a movable groove 13, a second latch 402 is arranged at the inner side of the bottom end of the handle 3, and the second latch 402, the first latch 401 and, the transmission gear 10 is transmitted through the second latch 402, the transmission gear 10 further transmits the first latch 401, thereby transmitting the central shaft 4 to complete the control of the opening and closing of the valve 1, the top end of the connecting pipe 2 is fixedly connected with the end cover 5, the inner part of the end cover 5 is rotatably connected with the rotating shaft 6, the rotating shaft 6 is in an L-shaped structure, one end of the horizontal end of the rotating shaft 6 is embedded with a connecting port 7, the connecting port 7 is a butt joint device with an external control mechanism, so as to control the rotation of the rotating shaft 6, one end of the rotating shaft 6 is rotatably connected with the transmission gear 10, a loop bar 9 is slidably embedded in the vertical end of the rotating shaft 6, the other end of the loop bar 9 is sleeved with a first connecting piece 8, two ends of the loop bar 9 are fixedly connected with extrusion springs 15, a second connecting piece 11 is arranged below the first connecting piece 8, and the lower end face of the second connecting piece, ball 12 is inlayed in the bottom central point of second connecting piece 11, and ball 12 and the 13 cross-section roll connections in activity groove, spacing groove 14 has been seted up on the lower cross-section top of activity groove 13, activity groove 13 has been seted up to the vertical end wall of end cover 5, and activity groove 13 is the slope arc setting, after handle 3 rotates to the assigned position, control mechanism's butt joint is carried out in connector 7, thereby countershaft 6 rotates, pivot 6 moves in activity groove 13 at rotation in-process ball 12, thereby move to the top of activity groove 13 along activity groove 13, thereby lose and be connected with meshing between the first latch 401, ball 12 joint in spacing groove 14, thereby fix the position of drive gear 10, owing to lost drive gear 10's transmission, thereby handle 3 loses the control to center pin 4.
The working principle is as follows: during the use, handle 3 is when rotating, carry out the transmission through second latch 402 to transmission gear 10, transmission gear 10 then carries out the transmission to first latch 401, thereby carry out the transmission to center pin 4, in order to accomplish the control to valve 1 opening and shutting, after handle 3 rotates to the assigned position, carry out control mechanism's butt joint in connector 7, thereby the countershaft 6 rotates, pivot 6 moves in rotation in-process ball 12 in activity groove 13, thereby move to the top of activity groove 13 along activity groove 13, thereby lose and be connected with meshing between the first latch 401, ball 12 joint in spacing groove 14, thereby fix the position of transmission gear 10, owing to lost transmission gear 10's transmission, thereby handle 3 loses the control to center pin 4.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (6)
1. A locking type hard sealing all-welded ball valve comprises a valve (1), wherein a connecting pipe (2) is fixedly connected to the top of the middle position of the valve (1), a handle (3) is rotatably connected onto the connecting pipe (2), a central shaft (4) is arranged at the inner center of the connecting pipe (2), a transmission gear (10) is arranged between the central shaft (4) and the handle (3), and the transmission gear (10) is meshed with the central shaft (4) and the handle (3) and is connected with the central shaft (4) and the handle (3) in a matched mode, and the locking type hard sealing all-welded ball valve is characterized in that an end cover (5) is fixedly connected to the top end of the connecting pipe (2), a rotating shaft (6) is rotatably connected to the inner portion of the end cover (5), a connecting port (7) is embedded into one end of the horizontal end of the rotating shaft (6), one end of, and the movable groove (13) is arranged in an inclined arc shape.
2. The locking type hard sealing all-welded ball valve according to claim 1, characterized in that a loop bar (9) is slidably embedded inside the vertical end of the rotating shaft (6), the other end of the loop bar (9) is sleeved with a first connecting piece (8), and both ends of the loop bar (9) are fixedly connected with extrusion springs (15).
3. A locking type hard sealing all-welded ball valve according to claim 2, characterized in that a second connecting piece (11) is arranged below the first connecting piece (8), and the lower end surface of the second connecting piece (11) is arranged corresponding to the movable groove (13).
4. The locking type hard seal all-welded ball valve according to claim 3, characterized in that a ball (12) is embedded in the center of the bottom end of the second connecting member (11), the ball (12) is in rolling connection with the section of the movable groove (13), and a limit groove (14) is formed at the top end of the lower section of the movable groove (13).
5. A locking hard sealed all welded ball valve according to claim 1, characterized in that the diameter of the top end of the central shaft (4) is smaller than the diameter of the bottom end, and a first latch (401) is arranged at the position where the diameter of the central shaft (4) is larger, and the horizontal plane of the first latch (401) is located at the middle position of the height of the movable groove (13).
6. A latching hard-sealed all-welded ball valve according to claim 1, characterized in that the handle (3) is provided with a second latch (402) at the inner side of the bottom end, and the second latch (402), the first latch (401) and the transmission gear (10) are in mesh transmission.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010294782.XA CN111271484A (en) | 2020-04-15 | 2020-04-15 | Locking type hard sealing all-welded ball valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010294782.XA CN111271484A (en) | 2020-04-15 | 2020-04-15 | Locking type hard sealing all-welded ball valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111271484A true CN111271484A (en) | 2020-06-12 |
Family
ID=70996452
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010294782.XA Pending CN111271484A (en) | 2020-04-15 | 2020-04-15 | Locking type hard sealing all-welded ball valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111271484A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112212027A (en) * | 2020-09-22 | 2021-01-12 | 左成林 | Valve core, valve using valve core and method |
| CN115289232A (en) * | 2022-10-09 | 2022-11-04 | 成都川力智能流体设备股份有限公司 | Anti-theft gate valve with telescopic function |
-
2020
- 2020-04-15 CN CN202010294782.XA patent/CN111271484A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112212027A (en) * | 2020-09-22 | 2021-01-12 | 左成林 | Valve core, valve using valve core and method |
| CN115289232A (en) * | 2022-10-09 | 2022-11-04 | 成都川力智能流体设备股份有限公司 | Anti-theft gate valve with telescopic function |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: 325024 sandaoshan Road, Binhai Park, Wenzhou Economic and Technological Development Zone, Wenzhou City, Zhejiang Province Applicant after: Jiute Valve Group Co.,Ltd. Address before: 325024 sandaoshan Road, Binhai Park, Wenzhou Economic and Technological Development Zone, Wenzhou City, Zhejiang Province Applicant before: Jiute Valve Co.,Ltd. |
|
| CB02 | Change of applicant information |