CN209959923U - Vacuum water discharge valve - Google Patents
Vacuum water discharge valve Download PDFInfo
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- CN209959923U CN209959923U CN201920871775.4U CN201920871775U CN209959923U CN 209959923 U CN209959923 U CN 209959923U CN 201920871775 U CN201920871775 U CN 201920871775U CN 209959923 U CN209959923 U CN 209959923U
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Abstract
The utility model belongs to the technical field of drain valves, in particular to a vacuum drain valve, which comprises a main valve body, wherein one side of the main valve body is provided with an auxiliary valve body, a sealing gasket is arranged at the lap joint of the main valve body and the auxiliary valve body, nuts are arranged on the main valve body and the auxiliary valve body, the same stud is arranged in the two nuts, the inner walls of the main valve body and the auxiliary valve body are provided with valve seats, and O-shaped sealing rings are respectively arranged between the main valve body and the auxiliary valve body and the valve seats; the utility model discloses, through the setting of switch, annular switch can 360 adjust electric actuator's rotational speed, and then can control the drainage of drain valve to can satisfy the different demands of gas vacuum drainage on the colliery, can install motor and speed reducer additional on the switch in addition, also can automatically regulated in manual regulation, the motor adopts pneumatic motor in addition, pneumatic motor's during operation can not produce the spark, has guaranteed the safety in the working process.
Description
Technical Field
The utility model belongs to the technical field of the drain valve, concretely relates to vacuum drain valve.
Background
The drainage valve is an indispensable water industry product, and is mainly applied to the fields of city, building, enterprise water supply and drainage engineering, industrial and domestic sewage treatment, hydraulic engineering and the like, the steam-water separation problem of a filtering system and a condensing system of vacuum equipment always hinders the improvement of the working efficiency of vacuum filtration and vacuum condensation, the drainage means of water in the existing vacuum equipment has modes of differential liquid drainage, vacuum drop liquid drainage, vacuum differential liquid drainage and the like, the loss of vacuum degree in the existing mode is large, and the drainage cannot be continuous;
at present, the switch for controlling the working state of the vacuum drain valve in the coal mine operation process is 90 degrees in most cases, the adjusting range is smaller, and different requirements of gas vacuum drainage on a coal mine cannot be met to a certain extent.
SUMMERY OF THE UTILITY MODEL
To solve the problems set forth in the background art described above. The utility model provides a vacuum drain valve has the big characteristics of switch control scope.
In order to achieve the above object, the utility model provides a following technical scheme: the vacuum drain valve comprises a main valve body, wherein one side of the main valve body is provided with an auxiliary valve body, a sealing gasket is arranged at the lap joint of the main valve body and the auxiliary valve body, nuts are respectively arranged on the main valve body and the auxiliary valve body, the two nuts are internally provided with the same stud, the inner walls of the main valve body and the auxiliary valve body are respectively provided with a valve seat, an O-shaped sealing ring is respectively arranged between the main valve body and the auxiliary valve body and the valve seat, a ball body is arranged on the valve seat, one end of the ball body is provided with a valve rod, a groove formed in the top end of the main valve body is internally provided with a packing, the packing is provided with a packing gland, the packing gland is fixedly connected with the main valve body through a first screw, a support is arranged on the packing gland, an electric device is arranged on the support, the other end of the valve rod is, the electric device is provided with a switch.
Preferably, the switch is annular, and a motor and a speed reducer are arranged on the switch
Preferably, three water storage cavities are arranged in the sphere.
Preferably, the O-shaped sealing ring is made of perfluororubber, and the sealing gasket is made of a flexible graphite winding pad.
Preferably, the material of the filler is a combination of woven and flexible graphite.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses, through the setting of switch, annular switch can 360 adjust electric actuator's rotational speed, and then can control the drainage of drain valve to can satisfy the different demands of gas vacuum drainage on the colliery, can install motor and speed reducer additional on the switch in addition, also can automatically regulated in manual regulation, the motor adopts pneumatic motor in addition, pneumatic motor's during operation can not produce the spark, has guaranteed the safety in the working process.
2. The utility model discloses, through the setting in retaining chamber, increased the number of times of drainage when the rotatory period of spheroid, improved the work efficiency of drainage, the setting of O shape sealing washer has guaranteed the main valve body and vice valve body respectively and the disk seat between the leakproofness, seal gasket's setting has guaranteed the leakproofness between the main valve body and the vice valve body.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the middle water storage chamber of the present invention;
in the figure: 1. a main valve body; 2. a sub-valve body; 3. a stud; 4. a nut; 5. a valve seat; 6. a sphere; 7. a valve stem; 8. sealing gaskets; 9. a filler; 10. a packing gland; 11. a support; 12. a first screw; 13. a second screw; 14. an electric device; 15. an O-shaped sealing ring; 16. a switch; 17. a water storage cavity.
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.
Examples
Referring to fig. 1-2, the present invention provides the following technical solutions: a vacuum drain valve comprises a main valve body 1, wherein an auxiliary valve body 2 is arranged on one side of the main valve body 1, a sealing gasket 8 is arranged at the lap joint of the main valve body 1 and the auxiliary valve body 2, the sealing performance between the main valve body 1 and the auxiliary valve body 2 is ensured due to the arrangement of the sealing gasket 8, nuts 4 are respectively arranged on the main valve body 1 and the auxiliary valve body 2, the same stud 3 is arranged in each of the two nuts 4, a valve seat 5 is respectively arranged on the inner walls of the main valve body 1 and the auxiliary valve body 2, an O-shaped sealing ring 15 is respectively arranged between the main valve body 1 and the auxiliary valve body 2 and the valve seat 5, the sealing performance between the main valve body 1 and the auxiliary valve body 2 and the valve seat 5 is ensured due to the arrangement of the O-shaped sealing ring 15, a ball body 6 is arranged on the valve seat 5, a valve rod 7 is arranged at one end, the improved coal mine gas drainage valve is characterized in that a packing gland 10 is arranged on the packing 9, the packing gland 10 is fixedly connected with the main valve body 1 through a first screw 12, a support 11 is arranged on the packing gland 10, an electric device 14 is arranged on the support 11, the other end of the valve rod 7 is fixedly connected with one end of the electric device 14, the electric device 14 is fixedly connected with the support 11 through a second screw 13, a switch 16 is arranged on the electric device 14, and through the arrangement of the switch 16, the rotating speed of the electric device 14 can be adjusted by 360 degrees through the annular switch 16, so that drainage of the drainage valve can be controlled, and different requirements of gas vacuum drainage on a coal mine can be met.
Specifically, the switch 16 is annular, the motor and the speed reducer are arranged on the switch 16, manual adjustment can be achieved, meanwhile, automation can be achieved, in addition, the motor is a pneumatic motor, sparks cannot be generated when the pneumatic motor works, and safety in the working process is guaranteed.
Specifically, be provided with three retaining chamber 17 in the spheroid 6, through the setting in retaining chamber 17, increased the number of times of drainage when spheroid 6 rotates a cycle, improved the work efficiency of drainage.
Specifically, the O-shaped sealing ring 15 is made of perfluororubber or perfluororubber, has elasticity, thermal stability and chemical stability of polytetrafluoroethylene, has a long-term working temperature of-39-288 ℃, and can reach 315 ℃ in a short term, and the sealing gasket 8 is made of a flexible graphite winding pad and has good corrosion resistance and thermal stability.
Specifically, the filler 9 is made of a combination of woven and flexible graphite, is not easy to deform, and has good corrosion resistance and thermal stability.
The utility model discloses a theory of operation and use flow: the utility model discloses, in use, press regulating switch 16, annular switch 16 can 360 adjust electric actuator 14's rotational speed, can control the drainage of drain valve, thereby can drive electric actuator 14 work and take spheroid 6 to rotate on disk seat 5 under valve rod 7's effect, the setting of three retaining chamber 17, the number of times of drainage has been increased when 6 rotatory periods of spheroid, the work efficiency of drainage has been increased, also can satisfy the different demands of gas vacuum drainage on the colliery, can install motor and speed reducer additional on switch 16 in addition, also can automatically regulated in manual regulation, the motor adopts pneumatic motor in addition, pneumatic motor's during operation can not produce the spark, safety in the working process has been guaranteed.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. Vacuum drain valve, including the main valve body (1), its characterized in that: an auxiliary valve body (2) is arranged on one side of the main valve body (1), a sealing gasket (8) is arranged at the lap joint of the main valve body (1) and the auxiliary valve body (2), nuts (4) are arranged on the main valve body (1) and the auxiliary valve body (2), the same stud (3) is arranged in the two nuts (4), valve seats (5) are arranged on the inner walls of the main valve body (1) and the auxiliary valve body (2), O-shaped sealing rings (15) are arranged between the main valve body (1) and the auxiliary valve body (2) and the valve seats (5), a ball (6) is arranged on the valve seat (5), a valve rod (7) is arranged at one end of the ball (6), packing (9) is arranged in a groove formed in the top end of the main valve body (1), a packing gland (10) is arranged on the packing (9), and the packing gland (10) is fixedly connected with the main valve body (1) through a first screw (12), the packing gland (10) is provided with a support (11), the support (11) is provided with an electric device (14), the other end of the valve rod (7) is fixedly connected with one end of the electric device (14), the electric device (14) is fixedly connected with the support (11) through a second screw (13), and the electric device (14) is provided with a switch (16).
2. The vacuum water discharge valve according to claim 1, wherein: the switch (16) is annular, and a motor and a speed reducer are arranged on the switch (16).
3. The vacuum water discharge valve according to claim 1, wherein: three water storage cavities (17) are arranged in the ball body (6).
4. The vacuum water discharge valve according to claim 1, wherein: the O-shaped sealing ring (15) is made of perfluoro rubber, and the sealing gasket (8) is made of a flexible graphite winding pad.
5. The vacuum water discharge valve according to claim 1, wherein: the filler (9) is made of a combination of woven and flexible graphite.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920871775.4U CN209959923U (en) | 2019-06-11 | 2019-06-11 | Vacuum water discharge valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920871775.4U CN209959923U (en) | 2019-06-11 | 2019-06-11 | Vacuum water discharge valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209959923U true CN209959923U (en) | 2020-01-17 |
Family
ID=69247621
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920871775.4U Active CN209959923U (en) | 2019-06-11 | 2019-06-11 | Vacuum water discharge valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209959923U (en) |
-
2019
- 2019-06-11 CN CN201920871775.4U patent/CN209959923U/en active Active
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