CN204004473U - Rubber seal vacuum butterfly valve - Google Patents
Rubber seal vacuum butterfly valve Download PDFInfo
- Publication number
- CN204004473U CN204004473U CN201420415147.2U CN201420415147U CN204004473U CN 204004473 U CN204004473 U CN 204004473U CN 201420415147 U CN201420415147 U CN 201420415147U CN 204004473 U CN204004473 U CN 204004473U
- Authority
- CN
- China
- Prior art keywords
- valve
- filler
- valve body
- dish plate
- seal ring
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of rubber seal vacuum butterfly valve, comprise check pin, connecting base, upper valve, flat key, Gland, stud, the first nut, butterfly spring, upper filler, V-type filler, lower filler, seal ring, plug screw, valve body, self oiling bearing, adjusting pressure, dish plate seal ring, pin, dish plate, lower valve, the 2nd O RunddichtringO, the second bolt and rear end cover.The utility model adopts belleville spring by Gland place, and long-term use exempts to regulate, and self-tightening is functional; Filler adopts backrest-type V-type PTFE filler, and the seal ring in the middle of filler can be by outside oil hole toward inner oiling, has effectively ensured the vacuum seal performance of axle system, long service life; The bearing of axle system adopts self oiling bearing, not only non-maintaining, and opens light; Butterfly plate is connected by taper pin with valve shaft, and the inner flow resistance of easy to process and valve pocket is less, is specially adapted to gas medium, noise free and seismism.
Description
Technical field
The utility model relates to a kind of vacuum butterfly valve, relates in particular to a kind of rubber seal vacuum butterfly valve.
Background technique
In fluid delivery process, modulating valve has accounted for 30～40% ratio, and modulating valve is of a great variety, as the valve classes such as butterfly valve, gate valve, stop valve can play certain effect such as adjusting rate-of flow, pressure after adding automatic regulating system, but often exist, degree of regulation is not high, many difficult problems such as cavitation greatly, easily occur flow resistance, can not meet the requirement that system regulates.
Model utility content
The purpose of this utility model is just to provide in order to address the above problem a kind of rubber seal vacuum butterfly valve.
The utility model is achieved through the following technical solutions above-mentioned purpose:
The utility model comprises check pin, connecting base, upper valve, flat key, Gland, stud, the first nut, butterfly spring, upper filler, V-type filler, lower filler, seal ring, plug screw, valve body, self oiling bearing, regulate and press, dish plate seal ring, pin, dish plate, lower valve, the 2nd O RunddichtringO, the second bolt and rear end cover, described upper valve is connected with the two ends of described dish plate respectively with described lower valve, on described upper valve, be set with successively described connecting base and described valve body, on described lower valve, be set with described valve body, between described connecting base and one end of described upper valve, be provided with described Gland, described Gland and described valve body are fixed by described stud and described the first nut, and between be also provided with butterfly spring, between described valve body and described upper valve, be provided with two groups described in upper filler, described V-type filler and described lower filler, and between it, pass through described seal ring seal, the upside that described valve body is positioned at described seal ring is provided with described plug screw, the other end of described valve body and described upper valve is provided with described self oiling bearing, the other end of described valve body and described lower valve is provided with described self oiling bearing, the two ends of described dish plate are connected by described adjusting pressure and described dish plate seal ring respectively and between described valve body, between described dish plate and described upper valve, fix by described pin, on the outer end of the described connecting base of installing on described lower valve, be provided with described rear end cover, the both sides up and down of described rear end cover are fixed by described the second bolt and the 3rd screw respectively, on described the second bolt, be provided with the first packing ring, between described rear end cover and described connecting base, be provided with the second seal ring.
Further, between described valve body and described upper valve, between described valve body and described lower valve, be provided with an O RunddichtringO.
Further, the two ends of described dish plate are fixed by the first screw and the second screw respectively.
Further, described upper valve and described lower valve are provided with and split card away from one end of described dish plate.
Further, on the described connecting base of installing on described upper valve, be provided with check pin, on its outer end, be provided with between its inner of the 3rd bolt and the second packing ring and described valve body and fix by the first bolt, the first nut and the first packing ring.
Further, on the outer end of described upper valve, be provided with flat key.
The beneficial effects of the utility model are:
The utility model adopts belleville spring by Gland place, and long-term use exempts to regulate, and self-tightening is functional; Filler adopts backrest-type V-type PTFE filler, and the seal ring in the middle of filler can be by outside oil hole toward inner oiling, has effectively ensured the vacuum seal performance of axle system, long service life; The bearing of axle system adopts self oiling bearing, not only non-maintaining, and opens light; Butterfly plate is connected by taper pin with valve shaft, and the inner flow resistance of easy to process and valve pocket is less, is specially adapted to gas medium, noise free and seismism; Valve body adopts welded-steel plate construction, and processing technology is simple and weight is light, and its seal style adopts plate sealing, and installation and maintenance is very convenient.
Brief description of the drawings
Fig. 1 is the sectional structure schematic diagram of a kind of rubber seal vacuum butterfly valve described in the utility model.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail:
As shown in Figure 1: the utility model comprises check pin 1, connecting base 2, upper valve 3, flat key 4, Gland 5, stud 8, the first nut 9, butterfly spring 10, upper filler 14, V-type filler 15, lower filler 16, seal ring 17, plug screw 18, valve body 19, self oiling bearing 21, regulate and press 23, dish plate seal ring 24, pin 26, dish plate 27, lower valve 29, the 2nd O RunddichtringO 30, the second bolt 31 and rear end cover 33, upper valve 3 is connected with the two ends of dish plate 27 respectively with lower valve 29, on upper valve 3, be set with successively connecting base 2 and valve body 19, on lower valve 29, be set with valve body 29, between one end of connecting base 2 and upper valve 3, be provided with Gland 5, Gland 5 is fixing by stud 8 and the first nut 9 with valve body 19, and between be also provided with butterfly spring 10, between valve body 19 and upper valve 3, be provided with filler 14 on two groups, V-type filler 15 and lower filler 16, and seal by seal ring 17 between it, the upside that valve body 19 is positioned at seal ring 17 is provided with plug screw 18, valve body 19 is provided with self oiling bearing 21 with the other end of upper valve 3, valve body 19 is provided with self oiling bearing 21 with the other end of lower valve 29, the two ends of dish plate 27 respectively and between valve body 19 by adjusting press 23 and dish plate seal ring 24 be connected, fixing by pin 26 between dish plate 27 and upper valve 3, on the outer end of the connecting base 2 of installing on lower valve 29, be provided with rear end cover 33, the both sides up and down of rear end cover 33 are fixing by the second bolt 31 and the 3rd screw 34 respectively, on the second bolt 31, be provided with the first packing ring 32, between rear end cover 33 and connecting base 2, be provided with the second seal ring 30, between valve body 19 and upper valve 3, between valve body 19 and lower valve 29, be provided with an O RunddichtringO 22, the two ends of dish plate 27 are fixing by the first screw 25 and the second screw 28 respectively, upper valve 3 and lower valve 29 are provided with and split card 20 away from one end of dish plate 27, on the connecting base 2 of installing on upper valve 3, be provided with check pin 1, on its outer end, be provided with the 3rd bolt 6 and the second packing ring 7, between its inner and described valve body, pass through the first bolt 11, the first nut 12 and the first packing ring 13 are fixing, are provided with flat key 4 on the outer end of upper valve 3.
Those skilled in the art do not depart from essence of the present utility model and spirit, can there is various deformation scheme to realize the utility model, the foregoing is only the better feasible embodiment of the utility model, not thereby limit to interest field of the present utility model, the equivalent structure that all utilization the utility model specifications and accompanying drawing content are done changes, within being all contained in interest field of the present utility model.
Claims (6)
1. a rubber seal vacuum butterfly valve, is characterized in that: comprise check pin, connecting base, upper valve, flat key, Gland, stud, the first nut, butterfly spring, upper filler, V-type filler, lower filler, seal ring, plug screw, valve body, self oiling bearing, regulate and press, dish plate seal ring, pin, dish plate, lower valve, the 2nd O RunddichtringO, the second bolt and rear end cover, described upper valve is connected with the two ends of described dish plate respectively with described lower valve, on described upper valve, be set with successively described connecting base and described valve body, on described lower valve, be set with described valve body, between described connecting base and one end of described upper valve, be provided with described Gland, described Gland and described valve body are fixed by described stud and described the first nut, and between be also provided with butterfly spring, between described valve body and described upper valve, be provided with two groups described in upper filler, described V-type filler and described lower filler, and between it, pass through described seal ring seal, the upside that described valve body is positioned at described seal ring is provided with described plug screw, the other end of described valve body and described upper valve is provided with described self oiling bearing, the other end of described valve body and described lower valve is provided with described self oiling bearing, the two ends of described dish plate are connected by described adjusting pressure and described dish plate seal ring respectively and between described valve body, between described dish plate and described upper valve, fix by described pin, on the outer end of the described connecting base of installing on described lower valve, be provided with described rear end cover, the both sides up and down of described rear end cover are fixed by described the second bolt and the 3rd screw respectively, on described the second bolt, be provided with the first packing ring, between described rear end cover and described connecting base, be provided with the second seal ring.
2. a kind of rubber seal vacuum butterfly valve according to claim 1, is characterized in that: between described valve body and described upper valve, be provided with an O RunddichtringO between described valve body and described lower valve.
3. a kind of rubber seal vacuum butterfly valve according to claim 1, is characterized in that: the two ends of described dish plate are fixed by the first screw and the second screw respectively.
4. a kind of rubber seal vacuum butterfly valve according to claim 1, is characterized in that: described upper valve and described lower valve are provided with and split card away from one end of described dish plate.
5. a kind of rubber seal vacuum butterfly valve according to claim 1, it is characterized in that: on the described connecting base of installing on described upper valve, be provided with check pin, on its outer end, be provided with between its inner of the 3rd bolt and the second packing ring and described valve body and fix by the first bolt, the first nut and the first packing ring.
6. a kind of rubber seal vacuum butterfly valve according to claim 1, is characterized in that: on the outer end of described upper valve, be provided with flat key.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420415147.2U CN204004473U (en) | 2014-07-28 | 2014-07-28 | Rubber seal vacuum butterfly valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420415147.2U CN204004473U (en) | 2014-07-28 | 2014-07-28 | Rubber seal vacuum butterfly valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204004473U true CN204004473U (en) | 2014-12-10 |
Family
ID=52044476
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420415147.2U Expired - Fee Related CN204004473U (en) | 2014-07-28 | 2014-07-28 | Rubber seal vacuum butterfly valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204004473U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108331930A (en) * | 2018-04-16 | 2018-07-27 | 四川省科能工业设备制造有限公司 | Mill valve rotating assembly and containing the component without body formula material transfer valve |
-
2014
- 2014-07-28 CN CN201420415147.2U patent/CN204004473U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108331930A (en) * | 2018-04-16 | 2018-07-27 | 四川省科能工业设备制造有限公司 | Mill valve rotating assembly and containing the component without body formula material transfer valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141210 Termination date: 20180728 |