CN213655762U - Hard-sealing bidirectional rotary ball valve - Google Patents
Hard-sealing bidirectional rotary ball valve Download PDFInfo
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- CN213655762U CN213655762U CN202022439744.7U CN202022439744U CN213655762U CN 213655762 U CN213655762 U CN 213655762U CN 202022439744 U CN202022439744 U CN 202022439744U CN 213655762 U CN213655762 U CN 213655762U
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Abstract
The utility model relates to the technical field of hardware, and discloses a hard-seal bidirectional spin valve, which comprises a valve body, the top of the valve body is provided with a turbine box and an electric device, the valve rod is symmetrically arranged in the valve body, the bottoms of the turbine box and the electric device are hinged with the valve rod, a hard-seal bidirectional spin plate is arranged in the valve body, the top and the bottom of the hard-seal bidirectional spin plate are both sleeved with the valve rod, and the top and the bottom of the hard-seal bidirectional spin plate are both provided with a spin plate contact surface; the utility model discloses a two-way spin ball board of hard seal drives spin ball board contact surface and steel part sealing washer and bumps hard extrusion contact firmly, has reached flexible sealed purpose, makes turbine case and electric actuator disappearance card pause's phenomenon when rotating, and then makes the ball valve can not appear the steel part sealing washer and drop and close the condition such as water, has not only increased the ball valve wear resistance when the switch strong and corrosion resistance is strong, simultaneously also effectually prolonged the life of ball valve.
Description
Technical Field
The utility model relates to a five metals technical field specifically is a kind of two-way ball-cock assembly of hard seal.
Background
The rotary ball valve has the functions and advantages of a butterfly valve, a half-ball valve, a gate valve and a stop valve, and has the powerful functions and advantages which are completely distinctive. Small volume, light weight, convenient transportation, installation, maintenance and repair and reliable operation.
However, when the existing rotary ball valve is used, the contact surface of a ball valve disc can generate friction when contacting with a rubber sealing ring, the rotary ball valve is turned off or turned on in a long-time rotating mode, the rubber sealing ring can be continuously worn by the contact surface of the ball valve disc, the friction force between the rubber sealing ring and the contact surface of the ball valve disc can be continuously weakened, when the friction does not exist between the rubber sealing ring and the contact surface of the ball valve disc any more, the rubber sealing ring can fall off, the phenomena of water leakage and the like cannot be blocked and closed, the service life of the ball valve can be greatly prolonged, and therefore the hard-sealing bidirectional rotary ball valve is provided for solving the problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a two-way ball-cock assembly of hard seal possesses the sealed advantage that can stretch out and draw back, has solved present two-way ball-cock assembly can't stretch out and draw back sealed problem when using.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a two-way ball-spinning valve sealed firmly, includes the valve body, the top of valve body is equipped with turbine case and electric actuator, the valve rod is installed to the inside symmetry of valve body, turbine case and electric actuator's bottom is articulated with the valve rod, the inside of valve body is equipped with two-way ball-spinning board sealed firmly, the top and the bottom of two-way ball-spinning board sealed firmly all establish with the valve rod cover, the top and the bottom of two-way ball-spinning board sealed firmly all are equipped with ball-spinning board contact surface, the material of ball-spinning board contact surface is rubber, the steel sealing washer is installed to the inside symmetry of valve body, one side that ball-spinning board contact surface was kept away from to the steel sealing washer is equipped with rubber seal.
Preferably, the valve body is internally filled with a sealing filler, and the sealing filler is made of rubber.
Preferably, the top of the valve body is provided with a packing gland, and the inside of the packing gland is installed with the valve body through a screw.
Preferably, the internal symmetrical thread of the hard sealing bidirectional rotary ball plate is connected with a pin, and one end of the pin penetrates through one side of the valve rod and is in threaded connection with the hard sealing bidirectional rotary ball plate.
Compared with the prior art, the beneficial effects of the utility model are as follows:
the utility model discloses a two-way spin ball board of hard seal drives spin ball board contact surface and steel part sealing washer and bumps hard extrusion contact firmly, has reached flexible sealed purpose, makes turbine case and electric actuator disappearance card pause's phenomenon when rotating, and then makes the ball valve can not appear the steel part sealing washer and drop and close the condition such as water, has not only increased the ball valve wear resistance when the switch strong and corrosion resistance is strong, simultaneously also effectually prolonged the life of ball valve.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is a sectional view of the structure of the present invention;
fig. 3 is a partially enlarged view of a portion a in fig. 2 according to the present invention.
In the figure: 1. a turbine box and an electric device; 2. a packing gland; 3. sealing and filling; 4. a valve stem; 5. a pin; 6. a hard-sealed bidirectional spin-ball plate; 7. a valve body; 8. a spin plate contact surface; 9. a steel sealing ring; 10. a rubber seal ring.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, a hard-sealing bidirectional spin valve comprises a valve body 7, a turbine box and an electric device 1 are arranged at the top of the valve body 7, valve rods 4 are symmetrically arranged inside the valve body 7, the bottoms of the turbine box and the electric device 1 are hinged to the valve rods 4, a hard-sealing bidirectional spin plate 6 is arranged inside the valve body 7, the top and the bottom of the hard-sealing bidirectional spin plate 6 are both sleeved with the valve rods 4, a spin plate contact surface 8 is arranged at the top and the bottom of the hard-sealing bidirectional spin plate 6, the material of the spin plate contact surface 8 is rubber, a steel sealing ring 9 is symmetrically arranged inside the valve body 7, a rubber sealing ring 10 is arranged at one side of the steel sealing ring 9 far away from the spin plate contact surface 8, the hard-sealing bidirectional spin plate 6 drives the spin plate contact surface 8 to be in hard extrusion contact with the steel sealing ring 9, so that the purpose of telescopic sealing is achieved, and the turbine box and the electric device 1 are not blocked when rotating, and then make the ball valve can not appear steel sealing washer 9 and drop and can not close the condition such as water, not only increased the strong and corrosion resistance of wearability of ball valve when the switch, also effectually prolonged the life of ball valve simultaneously.
Further, the inside of valve body 7 is filled with sealing filler 3, and sealing filler 3's material is rubber, through sealing filler 3's setting, has increased the leakproofness of this ball valve, lets the condition that this ball valve can not appear leaking.
Further, the top of valve body 7 is equipped with gland 2, and gland 2's inside is passed through the screw and is installed with valve body 7, through gland 2's setting, has played the compaction effect to gland 3, makes the exposed condition can not appear in gland 3 to great extension the life of ball valve.
Further, the inside symmetry threaded connection of two-way spin ball board 6 sealed firmly has pin 5, the one end of pin 5 run through to one side of valve rod 4 and with 6 threaded connection of two-way spin ball board sealed firmly, through the setting of pin 5, the effect of connecting has been played to valve rod 4 and two-way spin ball board 6 sealed firmly, make valve rod 4 can not appear when rotating with the condition that two-way spin ball board 6 sealed firmly breaks away from, and then great increase the stability of valve rod 4 and two-way spin ball board 6 sealed firmly when using.
The working principle is as follows: putting a valve body 7 on a workbench, putting a hard-sealing bidirectional rotary ball plate 6 in the valve body 7, adjusting the three-point pitch position to align with the hole of the valve body 7, inserting a valve rod 4, adjusting the angle to insert the valve rod 4 into the hard-sealing bidirectional rotary ball plate 6, connecting the valve rod 4 with the hard-sealing bidirectional rotary ball plate 6 by using a pin 5, then putting a sealing filler 3 on the top of the valve body 7, installing a filler gland 2 and the valve body 7 by using screws, enabling the filler gland 2 to tightly press the sealing filler 3, then hinging a turbine box and an electric device 1 with the valve rod 4 and fixing the turbine box and the electric device 1, then respectively installing a rubber sealing ring 10 with a steel sealing ring 9, the valve body 7, an opening end and a lower end, finally installing the turbine box and the electric device 1 by using screws for fastening the fastening ring, starting the turbine box and the electric device 1 to drive the valve rod 4 to rotate when in use, when the valve rod 4 rotates, the hard-seal bidirectional rotary ball plate 6 is driven to rotate, the hard-seal bidirectional rotary ball plate 6 rotates to drive the rotary ball plate contact surface 8 to generate a contact surface with the steel sealing ring 9, then the hard-seal bidirectional rotary ball plate 6 and the steel sealing ring 9 are hard-touched to be hard extruded, the extruded steel sealing ring 9 and the rotary ball plate contact surface 8 of the hard-seal bidirectional rotary ball plate 6 are expanded, the rotary ball plate contact surface 8 and the steel sealing ring 9 are completely matched after expansion is completed, a closed state is further achieved, the turbine box and the electric device 1 are opened again, at the moment, the valve rod 4 drives the hard-seal bidirectional rotary ball plate 6 to generate a contact surface with the steel sealing ring 9, the hard-seal bidirectional rotary ball plate 6 is opened when the temperature reaches 90 ℃, the hard-seal bidirectional rotary ball plate 6 cannot be blocked when rotating, and the steel sealing ring 9 and the hard-seal bidirectional rotary ball plate 6 are hard-touched to be hard expanded and sealed, the wear resistance and corrosion resistance of the ball valve during opening and closing are improved, and the service life of the ball valve is effectively prolonged.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. A hard-sealing bidirectional rotary ball valve comprises a valve body (7), and is characterized in that: the top of valve body (7) is equipped with turbine case and electric actuator (1), valve rod (4) are installed to the inside symmetry of valve body (7), the bottom and valve rod (4) of turbine case and electric actuator (1) are articulated, the inside of valve body (7) is equipped with hard sealed two-way spin ball board (6), the top and the bottom of hard sealed two-way spin ball board (6) all establish with valve rod (4) cover, the top and the bottom of hard sealed two-way spin ball board (6) all are equipped with spin ball board contact surface (8), the material of spin ball board contact surface (8) is rubber, steel part sealing washer (9) are installed to the inside symmetry of valve body (7), one side that spin ball board contact surface (8) were kept away from to steel part sealing washer (9) is equipped with rubber seal (10).
2. A hard-sealing bidirectional rotary ball valve according to claim 1, wherein: the valve body (7) is filled with a sealing filler (3), and the sealing filler (3) is made of rubber.
3. A hard-sealing bidirectional rotary ball valve according to claim 1, wherein: the top of the valve body (7) is provided with a packing gland (2), and the inside of the packing gland (2) is installed with the valve body (7) through a screw.
4. A hard-sealing bidirectional rotary ball valve according to claim 1, wherein: the internal symmetrical thread of the hard sealing bidirectional rotary ball plate (6) is connected with a pin (5), one end of the pin (5) penetrates through one side of the valve rod (4) and is in threaded connection with the hard sealing bidirectional rotary ball plate (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022439744.7U CN213655762U (en) | 2020-10-28 | 2020-10-28 | Hard-sealing bidirectional rotary ball valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022439744.7U CN213655762U (en) | 2020-10-28 | 2020-10-28 | Hard-sealing bidirectional rotary ball valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213655762U true CN213655762U (en) | 2021-07-09 |
Family
ID=76704366
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022439744.7U Active CN213655762U (en) | 2020-10-28 | 2020-10-28 | Hard-sealing bidirectional rotary ball valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213655762U (en) |
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2020
- 2020-10-28 CN CN202022439744.7U patent/CN213655762U/en active Active
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