CN215831212U - Three-way ball valve - Google Patents
Three-way ball valve Download PDFInfo
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- CN215831212U CN215831212U CN202121501879.XU CN202121501879U CN215831212U CN 215831212 U CN215831212 U CN 215831212U CN 202121501879 U CN202121501879 U CN 202121501879U CN 215831212 U CN215831212 U CN 215831212U
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- ball valve
- outlet end
- way ball
- plug
- cap
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Abstract
The utility model discloses a three-way ball valve, which comprises: the valve body is provided with an outlet end, the outlet end is provided with a first internal thread and a first external thread, and the leakage-proof assembly is arranged at the outlet end; the leak protection assembly includes: end cap and stifle, the end cap is located in the exit end, and with first internal thread threaded connection, stifle housing is located on the exit end, and with first external screw thread threaded connection, the stifle with the end cap offsets. According to the utility model, the plug is in threaded connection with the inner wall of the valve body, and the plug is matched with the inner wall of the valve body in a sealing manner, so that the sealing performance of the ball valve is ensured, and the gas safety is ensured.
Description
Technical Field
The utility model relates to the technical field of valves, in particular to a three-way ball valve.
Background
Compared with fuels such as coal, natural gas is a clean energy, carbon dioxide generated during combustion is less than that of other fossil fuels, the emission of sulfur dioxide and dust can be reduced by nearly 100%, the emission of carbon dioxide is reduced by 60% and the emission of nitrogen oxides is reduced by 50%, acid rain is reduced, the global greenhouse effect is slowed down, and the environmental quality is fundamentally improved.
Natural gas has become an important gas fuel for industrial, commercial, and residential life. The gas pipeline is connected with a gas cooker, a water heater, a wall-mounted furnace and the like through various pipe joint piece valves. One of the connectors is a three-way ball valve. One path of the three-way ball valve is used as a fuel gas inlet end, and the other two paths of the three-way ball valve are used for connecting different appliances.
Chinese patent CN201720370306.5 discloses a three-way gas valve, including three-way valve body and three-way valve core, the last inlet end that has of three-way valve body, first end and the second end of giving vent to anger, first end and the second of giving vent to anger all are provided with connecting portion on giving vent to anger, the venthole has been seted up on the outer terminal surface of connecting portion, can dismantle on the connecting portion and be connected with stifled cap with the venthole confined, sliding connection has the jam in the venthole, be provided with annular sealing washer between the pore wall of venthole and the lateral surface of jam, the jam inserts in the venthole and forms sealedly, it is convenient to have the connection, advantages such as security is good. This patent increases sealing performance through increasing a jam, nevertheless takes place to become flexible when stifled cap and drops, and the gas pressure in the pipeline also can be the jam and break away from the valve body, and causes the gas to leak, the easy accident that takes place.
Disclosure of Invention
The problem to current tee bend ball valve existence now aims at providing a tee bend ball valve, through the end cap that sets up threaded connection, guarantees ball valve sealing performance, and guarantee gas safety.
The specific technical scheme is as follows:
a three-way ball valve comprising: the valve body is provided with an outlet end, the outlet end is provided with a first internal thread and a first external thread, and the leakage-proof assembly is arranged at the outlet end;
the leak protection assembly includes: end cap and stifle, the end cap is located in the exit end, and with first internal thread threaded connection, stifle housing is located on the exit end, and with first external screw thread threaded connection, the stifle with the end cap offsets.
In the three-way ball valve, one end of the plug is provided with a locking groove, one end of the blank cap is provided with a locking block, and the locking block is matched with the locking groove;
the plug is arranged in the outlet end and is matched with the locking groove through the locking block, so that the plug is in threaded connection with the first internal thread;
after the locking block is separated from the locking groove, the blank cap covers the outlet end and is in threaded connection with the first external thread, and the blank cap abuts against the plug.
The above-mentioned three-way ball valve, wherein, the leak protection subassembly still includes: and the sealing gasket is abutted between the blank cap and the outlet end or between the blank cap and the plug.
The above-mentioned three-way ball valve, wherein, the leak protection subassembly still includes: at least one sealing ring, the periphery of end cap is equipped with an at least annular, the sealing ring is located in the annular, just the sealing ring with the sealed cooperation of the inner wall of exit end.
In the above three-way ball valve, the shape of the locking groove is the same as that of the locking block, and the size of the locking groove is the same as that of the locking block.
In the above three-way ball valve, the locking groove and the locking block are both regular polygons.
In the three-way ball valve, the periphery of the other end of the plug is provided with a second external thread, and the second external thread is in threaded connection with the first internal thread.
In the above three-way ball valve, the inner periphery of the blank cap has a second internal thread, and the second internal thread is in threaded connection with the first external thread.
In the above three-way ball valve, the valve body further has an inlet end and another outlet end, the central axis of the inlet end coincides with the central axis of the outlet end, and the central axis of the another outlet end is perpendicular to the central axis of the outlet end.
The valve body comprises a valve body and a valve cover which are in threaded connection with each other, and the outlet end is located on the valve body.
Compared with the prior art, the technical scheme has the positive effects that:
(1) according to the utility model, the plug is in threaded connection with the inner wall of the valve body, and the plug is matched with the inner wall of the valve body in a sealing way, so that the sealing performance of the ball valve is ensured, and the gas safety is ensured;
(2) according to the utility model, through the matching of the locking block and the locking groove, other tools are not needed, and the disassembly and the assembly of the plug are convenient.
Drawings
FIG. 1 is a cross-sectional view of the overall structure of a three-way ball valve of the present invention;
FIG. 2 is a cross-sectional view of an exploded structure of a three-way ball valve of the present invention;
FIG. 3 is a top view of a three-way ball valve of the present invention;
FIG. 4 is a schematic structural diagram of a blank cap of a three-way ball valve according to the present invention;
in the drawings: 1. a valve body; 2. a leak-proof assembly; 3. an inlet end; 4. an outlet end; 5. a valve body; 6. A valve cover; 7. a valve cavity; 8. a sphere; 9. a valve seat; 10. a valve stem; 11. a handle; 21. a first internal thread; 22. a first external thread; 23. a second internal thread; 24. a second external thread; 25. a plug; 26. covering the blank with a cover; 27. a locking groove; 28. a locking block; 29. a gasket; 30. a seal ring; 31. and a ring groove.
Detailed Description
The utility model is further described with reference to the following drawings and specific examples, which are not intended to be limiting.
Fig. 1 is an overall structural sectional view of a three-way ball valve of the present invention, fig. 2 is an exploded structural sectional view of a three-way ball valve of the present invention, fig. 3 is a top view of a three-way ball valve of the present invention, fig. 4 is a structural schematic view of a blank cap of a three-way ball valve of the present invention, as shown in fig. 1 to 4, showing a three-way ball valve of a preferred embodiment, including: the valve body 1 and leak protection subassembly 2, valve body 1 have exit end 4, and exit end 4 has first internal thread 21 and first external thread 22, and leak protection subassembly 2 is located exit end 4 department.
Further, as a preferred embodiment, the leakage preventing assembly 2 includes: the plug 25 is arranged in the outlet end 4 and is in threaded connection with the first internal thread 21, the blank cap 26 covers the outlet end 4 and is in threaded connection with the first external thread 22, and the blank cap 26 abuts against the plug 25.
Further, as a preferred embodiment, the plug 25 has a locking groove 27 at one end, and the blank cap 26 has a locking block 28 at one end, wherein the locking block 28 matches with the locking groove 27.
Further, as a preferred embodiment, a plug 25 is disposed in the outlet end 4, and the plug 25 is engaged with the locking groove 27 through a locking block 28, so that the plug 25 is threadedly connected with the first internal thread 21.
Further, as a preferred embodiment, after the locking block 28 is separated from the locking groove 27, the blank cap 26 covers the outlet end 4 and is in threaded connection with the first external thread 22, and the blank cap 26 abuts against the plug 25.
Further, as a preferred embodiment, the leakage preventing assembly 2 further includes: at least one sealing gasket 29, the sealing gasket 29 is arranged between the blank cover 26 and the outlet end 4 or between the blank cover 26 and the plug 25 in an abutting mode.
Preferably, the plug 25 abuts the gasket 29 when the gasket 29 abuts between the closing cap 26 and the outer end of the outlet end 4.
Preferably, when the packing 29 is disposed between the closing lid 26 and the plug 25, the outer periphery of the packing 29 abuts against the inner wall of the outlet end 4.
Further, as a preferred embodiment, the leakage preventing assembly 2 further includes: at least one sealing ring 30, at least one annular groove 31 is arranged on the periphery of the plug 25, the sealing ring 30 is arranged in the annular groove 31, and the sealing ring 30 is in sealing fit with the inner wall of the outlet end 4.
According to the utility model, the plug 25 is placed in the outlet end 4, the plug 25 is fixedly connected with the first internal thread 21 in the outlet end 4 through the matching of the locking block 28 on the blank cap 26 and the locking groove 27 on the plug 25 until the plug 25 completely enters the outlet end 4, at the moment, one end of the plug 25 is flush with the end wall of the outlet end 4, then the sealing gasket 29 is placed in the blank cap 26, the blank cap 26 is directly covered on the outlet end 4 for fixed connection, at the moment, the sealing gasket 29 abuts against the end wall of the outlet end 4 and one end of the plug 25, and the sealing of the sealing ring 30 on the periphery of the plug 25 is matched, so that double-sealing matching is realized.
The above are merely preferred embodiments of the present invention, and the embodiments and the protection scope of the present invention are not limited thereby.
The present invention also has the following embodiments in addition to the above:
in a further embodiment of the present invention, please refer to fig. 1 to 4, the shape of the locking slot 27 is the same as the shape of the locking block 28, and the size of the locking slot 27 is the same as the size of the locking block 28.
In a further embodiment of the utility model, the locking groove 27 and the locking piece 28 are each in the shape of a regular polygon.
Preferably, the locking grooves 27 and the locking blocks 28 can also have other shapes that allow the blank cap 26 to drive the plug 25.
Preferably, the locking groove 27 may be provided with a limiting post or a limiting groove, and the locking block 28 may be provided with a corresponding limiting post or a corresponding limiting groove.
In a further embodiment of the present invention, the plug 25 has a second external thread 24 on the outer circumference of the other end thereof, and the second external thread 24 is threadedly coupled to the first internal thread 32.
Preferably, the outer circumference of one end of the stopper 25 has a ring groove 31.
In a further embodiment of the utility model, the inner periphery of the blank cap 26 has a second internal thread 23, and the second internal thread 23 is threadedly coupled with the first external thread 22.
In a further embodiment of the utility model, the valve body 1 further has an inlet end 3 and a further outlet end 4, the central axis of the inlet end 3 coinciding with the central axis of the one outlet end 4, and the central axis of the further outlet end 4 being perpendicular to the central axis of the one outlet end 4.
Preferably, the two outlet ends 4 have the same structure, and both outlet ends 4 can be provided with the leakage-proof assemblies 2.
Preferably, set up two external screw thread exports 4, if only need communicate a pipeline, can select the most suitable exit end to connect according to spatial layout needs, easy to assemble.
In a further embodiment of the utility model, the valve body 1 comprises a valve body 5 and a valve cover 6 which are screwed to each other, the outlet end 4 being located on the valve body 5.
In a further embodiment of the utility model, a valve cavity 7 is arranged in the valve body 1, a ball body 8 and two valve seats 9 are arranged in the valve cavity 7, the three-way ball valve further comprises a valve rod 10 and a handle 11, one end of the valve rod 10 penetrates through the valve body 1 and is embedded with the ball body 8, and the handle 11 is fixedly connected with the other end of the valve rod 10.
Preferably, the handle 11 is provided with a switch identification character.
According to the utility model, the plug 25 is in threaded connection with the inner wall of the valve body 1, and the plug 25 is matched with the inner wall of the valve body 1 in a sealing way, so that the sealing performance of the ball valve is ensured, and the gas safety is ensured.
According to the utility model, through the matching of the locking block 28 and the locking groove 27, other tools are not needed, and the plug is convenient to disassemble and assemble.
While the utility model has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the utility model.
Claims (10)
1. A three-way ball valve, comprising: the valve body is provided with an outlet end, the outlet end is provided with a first internal thread and a first external thread, and the leakage-proof assembly is arranged at the outlet end;
the leak protection assembly includes: end cap and stifle, the end cap is located in the exit end, and with first internal thread threaded connection, stifle housing is located on the exit end, and with first external screw thread threaded connection, the stifle with the end cap offsets.
2. The three-way ball valve according to claim 1, wherein one end of the plug is provided with a locking groove, one end of the blank cap is provided with a locking block, and the locking block is matched with the locking groove;
the plug is arranged in the outlet end and is matched with the locking groove through the locking block, so that the plug is in threaded connection with the first internal thread;
after the locking block is separated from the locking groove, the blank cap covers the outlet end and is in threaded connection with the first external thread, and the blank cap abuts against the plug.
3. The three-way ball valve of claim 1, wherein the leak-proof assembly further comprises: and the sealing gasket is abutted between the blank cap and the outlet end or between the blank cap and the plug.
4. The three-way ball valve of claim 1, wherein the leak-proof assembly further comprises: at least one sealing ring, the periphery of end cap is equipped with an at least annular, the sealing ring is located in the annular, just the sealing ring with the sealed cooperation of the inner wall of exit end.
5. The three-way ball valve according to claim 2, wherein the shape of the locking groove is the same as the shape of the locking block, and the size of the locking groove is the same as the size of the locking block.
6. The three-way ball valve according to claim 5, wherein the cross-sections of the locking groove and the locking block are regular polygons.
7. The three-way ball valve according to claim 1, wherein the other end of the plug has a second external thread on its outer circumference, and the second external thread is threadedly connected to the first internal thread.
8. The three-way ball valve according to claim 1, wherein the inner circumference of the blank cap has a second female screw thread which is screw-coupled with the first male screw thread.
9. The three-way ball valve according to claim 1, wherein said valve body further has an inlet end and another said outlet end, the central axis of said inlet end coinciding with the central axis of said one outlet end, the central axis of said another outlet end being perpendicular to the central axis of said one outlet end.
10. The three-way ball valve of claim 1, wherein the valve body comprises a valve body and a valve cover that are threadably engaged with one another, the outlet end being located on the valve body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121501879.XU CN215831212U (en) | 2021-07-02 | 2021-07-02 | Three-way ball valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121501879.XU CN215831212U (en) | 2021-07-02 | 2021-07-02 | Three-way ball valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215831212U true CN215831212U (en) | 2022-02-15 |
Family
ID=80191193
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121501879.XU Active CN215831212U (en) | 2021-07-02 | 2021-07-02 | Three-way ball valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215831212U (en) |
-
2021
- 2021-07-02 CN CN202121501879.XU patent/CN215831212U/en active Active
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