CN219975471U - PFA positive tee ball valve - Google Patents
PFA positive tee ball valve Download PDFInfo
- Publication number
- CN219975471U CN219975471U CN202321646927.3U CN202321646927U CN219975471U CN 219975471 U CN219975471 U CN 219975471U CN 202321646927 U CN202321646927 U CN 202321646927U CN 219975471 U CN219975471 U CN 219975471U
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- Prior art keywords
- ring
- ball valve
- valve
- circular ring
- pipeline
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- 238000007789 sealing Methods 0.000 claims abstract description 22
- -1 polytetrafluoroethylene Polymers 0.000 claims description 5
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 5
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 5
- 230000000149 penetrating effect Effects 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 34
- 238000000034 method Methods 0.000 description 5
- 239000004033 plastic Substances 0.000 description 5
- 230000001276 controlling effect Effects 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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Abstract
The utility model provides a PFA positive three-way ball valve, which relates to the technical field of three-way ball valves and comprises a pipeline, wherein one end of the pipeline is connected with a second circular ring, the surface of the second circular ring is provided with a groove, the surface of the second circular ring is connected with a first circular ring in a threaded manner, the surface of the first circular ring is connected with an upper side fixing plate, the surface of the first circular ring is connected with a lower side fixing plate, and one end of the pipeline is connected with a sealing seat. According to the utility model, the groove is formed in the surface of the second circular ring, the first circular ring is connected with the surface of the second circular ring through the threads, the upper side fixing plate is connected with the surface of the first circular ring, the lower side fixing plate is connected with the surface of the first circular ring, when water pipes of different types are required to be connected with the ball valve, the water pipes of different types extend into the pipeline from the second circular ring, the second circular ring is connected with the first circular ring through the threads, so that the second circular ring is contracted, the water pipe is clamped, and the ball valve can be connected with the water pipes of different types.
Description
Technical Field
The utility model relates to the technical field of three-way ball valves, in particular to a PFA positive three-way ball valve.
Background
The ball valve is a stop valve in the field of maritime work and ships, and the opening and closing piece is driven by a valve rod and rotates around the axis of the ball valve. The device can also be used for regulating and controlling fluid, wherein the hard seal V-shaped ball valve has strong shearing force between the V-shaped ball core and the metal valve seat of the hard alloy for surfacing, and is particularly suitable for mediums containing fibers, tiny solid particles and the like. The multi-way ball valve can flexibly control the confluence, the diversion and the flow direction switching of the medium on the pipeline, and simultaneously can close any channel to connect the other two channels. The valve should be installed generally horizontally in the pipeline. Ball valve classification, pneumatic ball valve, electric ball valve, manual ball valve.
In the prior art, for example, the Chinese patent number is: the valve ball angle corrector and the three-way ball valve of CN217254323U comprises a body and a handle, wherein the body comprises a cylindrical section and a semicircular section, and a transition surface is formed between the cylindrical section and the semicircular section; the end part of the cylindrical section is fixedly provided with the handle. According to the utility model, the two corrector are matched for calibration, so that the quick alignment correction of the horizontal valve ball hole can be realized, the corrector extending into the vertical valve ball hole is kept static in the correction process, the fixing of the vertical valve ball hole is realized, the deviation of the vertical axis of the valve ball is avoided, the semicircular sections of the two corrector are contacted and always kept perpendicular to each other in the calibration process, the corrector extending into the horizontal valve ball hole is ensured to always rotate along the horizontal direction, and the position of the horizontal valve ball hole is quickly corrected. The two corrector is matched with each other for use, so that the axes of the two holes of the valve ball and the axis of the valve body hole are fast and coaxial, the correction speed is fast, the operation method is simple and convenient, the manufacturing cost is low, the valve ball is not scratched, and the valve ball corrector has a wide application value.
But current tee bend ball valve is various, but generally there is the problem that can't assemble the water pipe of arbitrary thickness, make each kind of water pipe need the ball valve of specific model, be inconvenient for people's daily use, use the diameter that needs good water pipe earlier in daily and go to purchase the ball valve of suitable model again, if just unable to use, extreme inconvenience, greatly reduced tee bend ball valve's practicality and convenience, and because the ball valve is spherical structure, so in the control ball valve rotation in-process, the easy gap that produces between spheroid and the pipeline passageway, the existence of gap influences tee bend ball valve's leakproofness easily, cause the water leakage phenomenon easily, thereby influence tee bend ball valve's normal use.
Disclosure of Invention
The utility model aims to solve the problems that in the prior art, three-way ball valves are various, but water pipes with arbitrary thickness cannot be assembled generally, so that each water pipe needs a ball valve with a specific model, the daily use of people is inconvenient, the diameters of the water pipes are required to be good firstly in daily use, then the ball valves with proper models are purchased, if the ball valves cannot be used, the ball valves are extremely inconvenient, and the practicality and convenience of the three-way ball valves are greatly reduced.
In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a positive tee bend ball valve of PFA, includes the pipeline, the one end of pipeline is connected with the second ring, the surface of second ring is seted up flutedly, the surface threaded connection of second ring has first ring, the surface connection of first ring has the upside fixed plate, the surface connection of first ring has the downside fixed plate, the one end of pipeline is connected with the seal holder.
Preferably, one end of the pipeline is connected with a spherical shell, a sphere is arranged in the spherical shell, and a T-shaped pipe is arranged in the sphere.
Preferably, bolt through holes are formed in the surfaces of the two ends of the upper fixing plate, and bolts are connected to the inner threads of the bolt through holes.
Preferably, one end of the sphere is connected with a valve rod, the top of the valve rod is connected with a valve handle, and the middle end surface of the valve rod is connected with a base.
Preferably, a round hole is formed in the surface of the spherical shell, and a valve rod is connected in the round hole in a penetrating manner.
Preferably, the sealing seat is a combined sealing seat formed by an elastic expansion ring and a polytetrafluoroethylene lip type sealing seat.
Compared with the prior art, the utility model has the advantages and positive effects that,
1. according to the ball valve, the groove is formed in the surface of the second circular ring, the first circular ring is connected to the surface of the second circular ring through threads, the upper side fixing plate is connected to the surface of the first circular ring, the lower side fixing plate is connected to the surface of the first circular ring, when water pipes of different types are required to be connected with the ball valve, the water pipes of different types extend into the pipeline from the second circular ring, the second circular ring is connected with the first circular ring through threads, the second circular ring is contracted, the water pipe is clamped, and therefore the ball valve can be connected with the water pipes of different types, and the practicability of the ball valve is improved.
2. According to the utility model, one end of the pipeline is connected with the sealing seat, the sealing seat is a combined sealing seat formed by the elastic expansion ring and the polytetrafluoroethylene lip-type sealing seat, in the process of controlling the rotation of the ball valve, gaps are easily generated between the ball body and the pipeline channel, the tightness of the three-way ball valve is easily affected by the existence of the gaps, the water leakage phenomenon is easily caused, the elastic plastic deformation capability and the compensation capability of the whole elastic plastic expansion ring are enhanced by virtue of the good elastic plastic deformation capability of the metal material, and the sealing capability of the ball valve is improved, so that the water leakage phenomenon caused by the gaps of the ball valve is avoided.
Drawings
FIG. 1 is a cross-sectional view of a PFA positive three-way ball valve according to the present utility model;
FIG. 2 is a cross-sectional view of a PFA positive three-way ball valve according to the present utility model;
FIG. 3 is a schematic diagram of a part of the structure of a PFA positive three-way ball valve provided by the utility model;
fig. 4 is a schematic perspective view of a PFA positive three-way ball valve according to the present utility model.
Legend description: 1. a base; 2. a valve handle; 3. a valve stem; 4. an upper fixing plate; 5. a bolt; 6. a first ring; 7. a groove; 8. a second ring; 9. a spherical shell; 10. a pipe; 11. a round hole; 12. a sealing seat; 13. a sphere; 14. a T-shaped tube; 15. a bolt through hole; 16. and a lower fixing plate.
Detailed Description
In order that the above objects, features and advantages of the utility model will be more clearly understood, a further description of the utility model will be rendered by reference to the appended drawings and examples. It should be noted that, without conflict, the embodiments of the present utility model and features in the embodiments may be combined with each other.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, however, the present utility model may be practiced otherwise than as described herein, and therefore the present utility model is not limited to the specific embodiments of the disclosure that follow.
Example 1
As shown in fig. 1 to 4, the present utility model provides a technical solution: the utility model provides a positive tee bend ball valve of PFA, includes pipeline 10, and pipeline 10's one end is connected with second ring 8, and recess 7 has been seted up on the surface of second ring 8, and the surface threaded connection of second ring 8 has first ring 6, and the surface connection of first ring 6 has upside fixed plate 4, and the surface connection of first ring 6 has downside fixed plate 16, and bolt through-hole 15 has been seted up on the both ends surface of upside fixed plate 4, and bolt through-hole 15's internal thread connection has bolt 5.
In this embodiment, the pipeline 10 is the passageway of circulation of water, the one end of pipeline 10 is connected with second ring 8, recess 7 has been seted up on the surface of second ring 8, the surface threaded connection of second ring 8 has first ring 6, the screw thread has been seted up on the surface of second ring 8, the screw thread has been seted up on the inside surface of first ring 6, when the water pipe of different models needs be connected with the ball valve, stretch into the pipeline 10 with the water pipe of different models by second ring 8, through first ring 6 threaded connection second ring 8, make second ring 8 shrink, block the water pipe, thereby realize that the ball valve can be connected with the water pipe of different models, the surface connection of first ring 6 has upside fixed plate 4, the surface connection of first ring 6 has downside fixed plate 16, bolt through hole 15 has been seted up on the both ends surface of downside fixed plate 16, the inside threaded connection of bolt through hole 15 has bolt 5, when the water pipe is blocked, first ring 6 threaded connection second ring 8, the operation is connected with the bolt through hole 15 with the water pipe through-hole 15 after the use of second ring 8, the operation is fixed plate is fixed with the screw through-hole 15 to the upside of the water pipe.
Example 2
As shown in fig. 1-4, one end of a pipeline 10 is connected with a sealing seat 12, the sealing seat 12 is a combined sealing seat formed by an elastic expansion ring and a polytetrafluoroethylene lip type sealing seat, one end of the pipeline 10 is connected with a spherical shell 9, a ball 13 is arranged in the spherical shell 9, a T-shaped pipe 14 is arranged in the ball 13, one end of the ball 13 is connected with a valve rod 3, the top of the valve rod 3 is connected with a valve handle 2, the middle end surface of the valve rod 3 is connected with a base 1, a round hole 11 is formed in the surface of the spherical shell 9, and the valve rod 3 is connected in a penetrating manner in the round hole 11.
In this embodiment, the sealing seat 12 is a combined sealing seat formed by an elastic expansion ring and a polytetrafluoroethylene lip-type sealing seat, the elastic plastic deformation capability and compensation capability of the whole elastic expansion ring are enhanced by means of the good elastic plastic deformation capability of the elastic expansion ring made of metal materials, the sealing capability of a ball valve is improved, the base 1 is a protective shell of the valve rod 3, one end of a pipeline 10 is connected with a spherical shell 9, a ball 13 is arranged in the spherical shell 9, a T-shaped pipe 14 is arranged in the ball 13, the ball 13 can rotate in the spherical shell 9, the spherical shell 9 is connected with the pipeline 10 in a penetrating manner, a hollow T-shaped pipe 14 is arranged in the ball 13, one end of the ball 13 is connected with the valve rod 3, the top of the valve rod 3 is connected with a valve handle 2, the valve rod 3 is fixedly connected to the top of the ball 13, the valve handle 2 can rotate the valve rod 3, a round hole 11 is formed in the surface of the spherical shell 9, and when water flow needs to be controlled, the valve handle 2 rotates the valve rod 3, the ball 13 rotates, so that the T-shaped pipe 14 in the ball 13 is connected with the pipeline 10 in a staggered manner, or the flow direction of the pipeline 10 can not be switched, and the water flow can be controlled and the flow can not be switched flexibly.
The working principle of the embodiment is as follows: when the water pipe fixing device is used, firstly, operators stretch water pipes of different types into the pipeline 10 from the second circular ring 8, the second circular ring 8 is connected through the first circular ring 6 in a threaded mode, the second circular ring 8 is contracted, the water pipes are clamped, accordingly, the ball valve can be connected with the water pipes of different types, then when the water pipes are clamped, the first circular ring 6 is connected with the second circular ring 8 in a threaded mode, the operators use the bolts 5 to be connected with the bolt through holes 15 at two ends of the upper fixing plate 4 and the lower fixing plate 16 in a threaded mode, fasten the water pipes, when water flow needs to be controlled, the valve rod 3 is rotated through the valve handle 2, the ball 13 is rotated, accordingly, the T-shaped pipe 14 inside the ball 13 is staggered or connected with the pipeline 10, and communication between the pipelines 10 can flexibly control confluence, diversion and flow direction switching.
The present utility model is not limited to the above-mentioned embodiments, and any equivalent embodiments which can be changed or modified by the technical content disclosed above can be applied to other fields, but any simple modification, equivalent changes and modification made to the above-mentioned embodiments according to the technical substance of the present utility model without departing from the technical content of the present utility model still belong to the protection scope of the technical solution of the present utility model.
Claims (6)
1. The utility model provides a positive tee bend ball valve of PFA, includes pipeline (10), its characterized in that: one end of pipeline (10) is connected with second ring (8), recess (7) have been seted up on the surface of second ring (8), the surface threaded connection of second ring (8) has first ring (6), the surface connection of first ring (6) has upside fixed plate (4), the surface connection of first ring (6) has downside fixed plate (16), the one end of pipeline (10) is connected with sealing seat (12).
2. The PFA positive three-way ball valve of claim 1, wherein: one end of the pipeline (10) is connected with a spherical shell (9), a sphere (13) is arranged in the spherical shell (9), and a T-shaped pipe (14) is arranged in the sphere (13).
3. The PFA positive three-way ball valve of claim 1, wherein: bolt through holes (15) are formed in the surfaces of the two ends of the upper fixing plate (4), and bolts (5) are connected to the inner threads of the bolt through holes (15).
4. The PFA positive three-way ball valve of claim 2, wherein: one end of the sphere (13) is connected with a valve rod (3), the top of the valve rod (3) is connected with a valve handle (2), and the middle end surface of the valve rod (3) is connected with a base (1).
5. The PFA positive three-way ball valve of claim 2, wherein: round holes (11) are formed in the surface of the spherical shell (9), and valve rods (3) are connected inside the round holes (11) in a penetrating mode.
6. The PFA positive three-way ball valve of claim 1, wherein: the sealing seat (12) is a combined sealing seat formed by an elastic expansion ring and a polytetrafluoroethylene lip type sealing seat.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202321646927.3U CN219975471U (en) | 2023-06-27 | 2023-06-27 | PFA positive tee ball valve |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202321646927.3U CN219975471U (en) | 2023-06-27 | 2023-06-27 | PFA positive tee ball valve |
Publications (1)
Publication Number | Publication Date |
---|---|
CN219975471U true CN219975471U (en) | 2023-11-07 |
Family
ID=88587581
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202321646927.3U Active CN219975471U (en) | 2023-06-27 | 2023-06-27 | PFA positive tee ball valve |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN219975471U (en) |
-
2023
- 2023-06-27 CN CN202321646927.3U patent/CN219975471U/en active Active
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