CN215635104U - Three-piece type high-temperature-resistant fireproof ball valve - Google Patents
Three-piece type high-temperature-resistant fireproof ball valve Download PDFInfo
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- CN215635104U CN215635104U CN202120777563.7U CN202120777563U CN215635104U CN 215635104 U CN215635104 U CN 215635104U CN 202120777563 U CN202120777563 U CN 202120777563U CN 215635104 U CN215635104 U CN 215635104U
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- valve
- high temperature
- sprue
- spheroid
- temperature resistant
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Abstract
The application relates to a three-piece type high-temperature-resistant fireproof ball valve, and relates to the technical field of ball valves. It includes the valve body, and the valve body runs through and is provided with the sprue, and the sprue internal rotation is provided with the spheroid, and the spheroid runs through and is provided with vice runner, and the sprue is linked together with vice runner, and the spheroid both sides all are provided with the disk seat of being made by the PEEK material, and the disk seat is the loop configuration, disk seat and spheroid lateral wall and sprue inside wall looks butt. Use PEEK high temperature resistant valve seat as the sealing member to trade the fire prevention valve rod packing ring of PEEK material with ordinary valve rod gasket, changeing than ordinary material and satisfying sealed, high temperature resistant, the long-lived characteristic requirement, be fit for using to the higher environment of high temperature and fire prevention grade requirement.
Description
Technical Field
The utility model relates to a field of ball valve especially relates to a three-piece type high temperature resistant fire prevention ball valve.
Background
A ball valve is a valve used for controlling the opening and closing of a pipeline.
The sealing of three formula ball valves of conventionality mainly realizes sealedly through the valve seat sealing washer and the sealed face contact of ball that the material is PTFE, and this kind of sealed mode can have fine sealed effect under highly compressed environment, and nevertheless the effect is unsatisfactory under the environment of high temperature, does not have the fire prevention function.
Disclosure of Invention
In order to improve the problem in the correlation technique, this application provides a three-piece high temperature resistant fire prevention ball valve.
The application provides a three-piece type high temperature resistant fire prevention ball valve adopts following technical scheme:
the utility model provides a three formula high temperature resistant fire prevention ball valve, includes the valve body, the valve body runs through and is provided with the sprue, the sprue internal rotation is provided with the spheroid, the spheroid runs through and is provided with vice runner, the sprue is linked together with vice runner, spheroid both sides all are provided with the disk seat of being made by the PEEK material, the disk seat is the loop configuration, disk seat and spheroid lateral wall and sprue inside wall looks butt.
Through adopting above-mentioned technical scheme, use PEEK high temperature resistant valve seat as the sealing member to trade the fire prevention valve rod packing ring of PEEK material with ordinary valve rod gasket, changeing than ordinary material and satisfying sealed, high temperature resistant, the long-lived characteristic requirement, be fit for requiring higher environment to high temperature and fire prevention level and use.
Optionally, both ends of the valve body are provided with end covers, the end covers are located at the end opening of the main flow channel, the end covers penetrate through and are provided with the abdicating holes, the abdicating holes are communicated with the main flow channel, and the diameter of the inner edge of each abdicating hole is smaller than that of the outer edge of the ball.
Through adopting above-mentioned technical scheme, usable end cover realizes spacing spheroidal, avoids the spheroid to follow the roll-off in the sprue.
Optionally, the end cap is detachably connected to the valve body by bolts.
Through adopting above-mentioned technical scheme, be convenient for realize spheroidal dismouting, and be convenient for carry out dismouting, maintenance or change to each part inside the valve body.
Optionally, a sealing ring is arranged between the end wall of the end cover and the end wall of the valve body in an abutting mode, the sealing ring and the main flow channel are coaxial, and the diameter of the inner edge of the sealing ring is larger than that of the inner edge of the main flow channel.
Through adopting above-mentioned technical scheme, can promote the leakproofness between end cover end wall and the valve body end wall.
Optionally, an installation ring groove is formed in the end wall, close to the valve body, of the end cover, and the sealing ring is inserted into the installation ring groove in an adaptive mode.
Through adopting above-mentioned technical scheme, can install spacingly to the sealing washer for the difficult change in position of sealing washer.
Optionally, the outer side wall of the valve seat is provided with a plurality of prefabricated grooves.
Through adopting above-mentioned technical scheme, can supply the finger end embedding pregroove when holding the valve seat to it is more stable to hold.
Optionally, a plurality of the preformed grooves are uniformly distributed along the circumferential direction of the valve seat.
By adopting the technical scheme, the plurality of prefabricated grooves can be uniformly distributed, and the convenience of embedding the finger ends into the prefabricated grooves is further improved.
Optionally, an operation hole is formed in the inner side wall of the main flow channel in a penetrating mode, a valve rod is rotatably connected in the operation hole, and the valve rod is connected with the ball body.
Through adopting above-mentioned technical scheme, be convenient for rotate the operation through the valve rod to the spheroid.
Optionally, one end of the valve rod, which is far away from the ball body, is fixedly connected with a handle.
Through adopting above-mentioned technical scheme, can promote the convenience of rotating the valve rod.
In summary, the present application includes at least one of the following benefits:
1. the valve body runs through and is provided with the sprue, the sprue internal rotation is provided with the spheroid, the spheroid runs through and is provided with vice runner, the sprue is linked together with vice runner, the spheroid both sides all are provided with the disk seat of being made by the PEEK material, the disk seat is the loop configuration, disk seat and spheroid lateral wall and sprue inside wall looks butt. Use PEEK high temperature resistant valve seat as the sealing member to trade the fire prevention valve rod packing ring of PEEK material with ordinary valve rod gasket, changeing than ordinary material and satisfying sealed, high temperature resistant, the long-lived characteristic requirement, be fit for using to the higher environment of high temperature and fire prevention grade requirement.
2. The both ends of valve body all are provided with the end cover, the end cover is located the tip opening part of sprue, the end cover runs through and is provided with the hole of stepping down, the hole of stepping down is linked together with the sprue, the inner edge diameter in the hole of stepping down is less than spheroidal outer edge diameter. The usable end cover realizes the spacing to the spheroid, avoids the spheroid to follow the roll-off in the sprue.
3. A sealing ring is arranged between the end wall of the end cover and the end wall of the valve body in an abutting mode, the sealing ring and the main flow channel are coaxial, and the diameter of the inner edge of the sealing ring is larger than that of the inner edge of the main flow channel. The sealing performance between the end wall of the end cover and the end wall of the valve body can be improved.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment of the present application;
FIG. 2 is a schematic structural view of a valve seat in an embodiment of the present application;
fig. 3 is a schematic structural diagram for showing a connection relationship between a sealing ring and an end cover in the embodiment of the present application.
In the figure: 1. a valve body; 10. a main flow channel; 11. a sphere; 110. a secondary flow passage; 12. a valve seat; 120. pre-groove preparation; 13. a valve stem; 130. an operation hole; 14. a handle; 2. an end cap; 20. a hole of abdication; 21. a seal ring; 210. and installing the ring groove.
Detailed Description
The present application is described in further detail below with reference to figures 1-3.
The embodiment of the application discloses three high temperature resistant fire prevention ball valves. Referring to fig. 1, the three-piece type high temperature resistant fire-proof ball valve includes a valve body 1, a main flow passage 10 is provided through the valve body 1, a ball 11 is provided in the main flow passage 10 in a rotating manner, a sub flow passage 110 is provided through the ball 11, the main flow passage 10 is communicated with the sub flow passage 110, and the main flow passage 10 and the sub flow passage 110 are communicated with each other by rotation of the ball 11. The both sides of spheroid 11 all are provided with the disk seat 12 of being made by the PEEK material, and disk seat 12 is the loop configuration, and disk seat 12 and 11 lateral walls of spheroid and sprue 10 inside wall looks butt to make the leakproofness between spheroid 11 and the sprue 10 better.
Referring to fig. 2, the outer sidewall of the valve seat 12 is provided with a plurality of preformed grooves 120, and the plurality of preformed grooves 120 are uniformly distributed along the circumference of the valve seat 12 to facilitate the finger ends to grip the valve seat 12.
Referring to fig. 1, an operation hole 130 is opened through the inner side wall of the main flow passage 10, a valve rod 13 is rotatably connected in the operation hole 130, the valve rod 13 is connected with the ball 11 through a square insertion block and a slot, so that the ball 11 is rotatably controlled through the valve rod 13. A handle 14 is fixed on one end of the valve rod 13 far away from the ball 11 through a bolt, so that the rotation operation of the valve rod 13 can be realized more conveniently.
Referring to fig. 1, both ends of a valve body 1 are detachably connected with end covers 2 through bolts, the end covers 2 are located at an end opening of a main flow channel 10, the end covers 2 are provided with yielding holes 20 in a penetrating manner, the yielding holes 20 are communicated with the main flow channel 10, and the inner edge diameter of each yielding hole 20 is smaller than the outer edge diameter of a sphere 11 so as to limit the sphere 11.
Referring to fig. 3, an installation ring groove 210 is formed in the end wall of the end cover 2 close to the valve body 1, a sealing ring 21 is inserted into the installation ring groove 210 in a matching manner, the sealing ring 21 abuts against the installation ring groove 210 and the end wall of the valve body 1, in addition, the sealing ring 21 and the main flow passage 10 are coaxial, and the diameter of the inner edge of the sealing ring 21 is larger than that of the main flow passage 10, so as to realize the sealing between the end cover 2 and the end wall of the valve body 1.
The implementation principle of three high temperature resistant fire prevention ball valves of the embodiment of this application does: use PEEK high temperature resistant valve seat 12 as the sealing member to trade the fire prevention valve rod 13 packing ring of PEEK material with ordinary valve rod 13 gasket, be changeed than ordinary material and satisfy sealed, high temperature resistant, the long-lived characteristic requirement, be fit for using to the higher environment of high temperature and fire prevention grade requirement.
The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention is not limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are within the protection scope of the present invention.
Claims (9)
1. The utility model provides a high temperature resistant fire prevention ball valve of three-piece formula, includes valve body (1), its characterized in that: valve body (1) runs through and is provided with sprue (10), sprue (10) internal rotation is provided with spheroid (11), spheroid (11) runs through and is provided with vice runner (110), sprue (10) and vice runner (110) are linked together, spheroid (11) both sides all are provided with disk seat (12) of being made by the PEEK material, disk seat (12) are the loop configuration, disk seat (12) and spheroid (11) lateral wall and sprue (10) inside wall looks butt.
2. The three-piece high temperature resistant fire-resistant ball valve of claim 1, wherein: both ends of valve body (1) all are provided with end cover (2), end cover (2) are located the tip opening part of sprue (10), end cover (2) run through and are provided with hole of stepping down (20), hole of stepping down (20) are linked together with sprue (10), the inner edge diameter of hole of stepping down (20) is less than the outer fringe diameter of spheroid (11).
3. The three-piece high temperature resistant fire-resistant ball valve of claim 2, wherein: the end cover (2) is detachably connected with the valve body (1) through bolts.
4. The three-piece high temperature resistant fire-resistant ball valve of claim 2, wherein: a sealing ring (21) is arranged between the end wall of the end cover (2) and the end wall of the valve body (1) in an abutting mode, the sealing ring (21) and the main flow passage (10) are coaxial, and the diameter of the inner edge of the sealing ring (21) is larger than that of the inner edge of the main flow passage (10).
5. The three-piece high temperature resistant fire-resistant ball valve of claim 4, wherein: the end wall that end cover (2) are close to valve body (1) has seted up mounting ring groove (210), sealing washer (21) adaptation is inserted and is established to mounting ring inslot (210).
6. The three-piece high temperature resistant fire-resistant ball valve of claim 1, wherein: the outer side wall of the valve seat (12) is provided with a plurality of prefabricated grooves (120).
7. The three-piece high temperature resistant fire-resistant ball valve of claim 6, wherein: the prefabricated grooves (120) are uniformly distributed along the circumferential direction of the valve seat (12).
8. The three-piece high temperature resistant fire-resistant ball valve of claim 1, wherein: an operation hole (130) is formed in the inner side wall of the main flow channel (10) in a penetrating mode, a valve rod (13) is connected in the operation hole (130) in a rotating mode, and the valve rod (13) is connected with the ball body (11).
9. The three-piece high temperature resistant fire resistant ball valve of claim 8, wherein: and one end of the valve rod (13) far away from the ball body (11) is fixedly connected with a handle (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120777563.7U CN215635104U (en) | 2021-04-15 | 2021-04-15 | Three-piece type high-temperature-resistant fireproof ball valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120777563.7U CN215635104U (en) | 2021-04-15 | 2021-04-15 | Three-piece type high-temperature-resistant fireproof ball valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215635104U true CN215635104U (en) | 2022-01-25 |
Family
ID=79936293
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120777563.7U Expired - Fee Related CN215635104U (en) | 2021-04-15 | 2021-04-15 | Three-piece type high-temperature-resistant fireproof ball valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215635104U (en) |
-
2021
- 2021-04-15 CN CN202120777563.7U patent/CN215635104U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220125 |
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| CF01 | Termination of patent right due to non-payment of annual fee |