CN204420142U - The corrosion-resistant all-liner butterfly valve of the anti-negative pressure of intelligent monitoring - Google Patents
The corrosion-resistant all-liner butterfly valve of the anti-negative pressure of intelligent monitoring Download PDFInfo
- Publication number
- CN204420142U CN204420142U CN201520043917.XU CN201520043917U CN204420142U CN 204420142 U CN204420142 U CN 204420142U CN 201520043917 U CN201520043917 U CN 201520043917U CN 204420142 U CN204420142 U CN 204420142U
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- CN
- China
- Prior art keywords
- valve rod
- corrosion
- lower valve
- stuffing box
- butterfly plate
- Prior art date
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- Expired - Fee Related
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- Details Of Valves (AREA)
Abstract
The corrosion-resistant all-liner butterfly valve of the anti-negative pressure of intelligent monitoring, relates to the intelligent monitoring butterfly valve of control and adjustment media flow on chemical industry pipeline.Comprise upper valve body, lower valve body, butterfly plate, upper valve rod, lower valve rod, pneumatic actuator assembly, handwheel, on described, lower valve rod be sealedly connected on turnably respectively described on, on lower valve body, upper, between lower valve rod, butterfly plate is set, on, lower valve rod is separately fixed on described butterfly plate, handwheel is fixed on the upper end of upper valve rod, the transmission of pneumatic actuator assembly is engaged in the top of upper valve rod, at butterfly plate, on, lower valve body, on, upper end respectively at upper valve body on lower valve rod is provided with stuffing box, upper valve rod is through described stuffing box, in stuffing box, stuffing box packing is set, liquid collecting ring is set in stuffing box, liquid collecting ring set is put outside upper valve rod, leak detection apparatus described in one is connected by drawing pipeline at liquid collecting ring.This valve seal performance is good, not easily reveal, corrosion-resistant, long service life, realizes valve and continues to run reliably.
Description
Technical field
The utility model relates to a kind of valve, particularly chemical industry pipeline controls and regulate the intelligent monitoring butterfly valve of media flow.
Background technique
In the past, the valve of chemical industry for making chlorine and alkali industry, was generally the common valve that sealability is general.Common valve does not possess special feature from material or structure, and the sealability that this valve of one side respectively seals position is bad, can not stop dielectric leakage well; On the other hand under deep-etching, poisonous and hazardous process conditions, often poor sealing performance, easily leaks, and housing is easily bored a hole, and working life is short, can not meet the particular/special requirement of permanently effective conveying poisonous medium.And chlorine is once leak out, serious consequence can be brought to surrounding enviroment and personal safety.
Sealing between valve rod, valve body is the key link determining whole valve performance, feasible, reliable measure be taked to process to issuable leakage while Leakage prevention to greatest extent.
Valve backing layer is the barrier effectively preventing dielectric corrosion, and all part surfaces equal lining fluorine plastic corrosion-proof layer of valve and medium contact, is able to bear strong corrosion.
Model utility content
In order to overcome above-mentioned defect, the utility model provides the anti-negative pressure of a kind of intelligent monitoring corrosion-resistant all-liner butterfly valve.
The utility model comprises upper valve body, lower valve body, butterfly plate, upper valve rod, lower valve rod, pneumatic actuator assembly, handwheel, on described, lower valve rod be sealedly connected on turnably respectively described on, on lower valve body, on described, between lower valve rod, butterfly plate is set, on described, lower valve rod is separately fixed on described butterfly plate, and described handwheel is fixed on the upper end of described upper valve rod, and the transmission of described pneumatic actuator assembly is engaged in the top of described upper valve rod, described butterfly plate is arranged one deck fluorine plastic corrosion-proof layer, on described, lower valve body madial wall arranges fluorine plastic corrosion-proof layer, respectively on described, lower valve rod arranges fluorine plastic corrosion-proof layer respectively, stuffing box is provided with in the upper end of described upper valve body, described upper valve rod is through described stuffing box, in described stuffing box, stuffing box packing is set, be fixedly connected with gland in the upper end of described stuffing box, be used for compressing filler, liquid collecting ring is set in described stuffing box, described liquid collecting ring set is put outside described upper valve rod, connects leak detection apparatus described at described liquid collecting ring by drawing pipeline.
The utility model arranges liquid collecting ring between valve rod and valve body, with high-performance intelligent controller with the use of, improve the safety coefficient of deep-etching fluoroplastic all-liner butterfly valve and malfunction alarm and elimination ability, resolve valve rod valve seal and leak this difficult problem, realize leakage process, safety, energy-saving and environmental protection, promote the technology upgrading of alkali chemical industry enterprises simultaneously, realizes the centralized computer control of Surveillance center.
The utility model arranges radial direction through hole on described liquid collecting ring, and described radial direction through hole is arranged on the middle and lower part of described liquid collecting ring, can detect trickle leakage accurately like this.
The utility model arranges multiple taper hole on described butterfly plate, and the larger port of the diameter of the described taper hole of part is towards the side of butterfly plate, and the larger port of the diameter of the described taper hole of part is towards the opposite side of butterfly plate, and described fluorine plastic corrosion-proof layer embeds described taper hole.
The utility model arranges groove respectively on described upper and lower valve rod, and described fluorine plastic corrosion-proof layer embeds described groove.
Butterfly plate is provided with the contrary taper hole in direction and upper and lower valve rod place is provided with groove, lining is connected firmly at the fluoroplastic of butterfly plate both sides and upper valve rod surrounding, not bulge, not aliquation, not come off, anti-pipe negative pressure, corrosion-resistant, long service life, realizes valve and continues to run reliably.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation of the present utility model;
Fig. 2 is the A portion enlarged view in Fig. 1;
Fig. 3 is the B portion enlarged view in Fig. 1.
Embodiment
As Fig. 1, 2, shown in 3, the corrosion-resistant all-liner butterfly valve of the anti-negative pressure of this intelligent monitoring, comprises upper valve body 1, lower valve body 2, butterfly plate 3, upper valve rod 4, lower valve rod 5, pneumatic actuator assembly 6, handwheel 7, on, lower valve rod 4, 5 are sealedly connected on respectively turnably, lower valve body 4, on 5, upper, lower valve rod 4, between 5, butterfly plate is set, on, lower valve rod 4, 5 are separately fixed on butterfly plate 3, and handwheel 7 is fixed on the upper end of upper valve rod 4, and pneumatic actuator assembly 6 transmission is engaged in the top of upper valve rod 4, butterfly plate 3 are arranged one deck fluorine plastic corrosion-proof layer 17, upper, lower valve body 1, 2 madial walls arrange fluorine plastic corrosion-proof layer 18 respectively, upper, lower valve rod 4, on 5, fluorine plastic corrosion-proof layer 15 is set respectively, 16, stuffing box 13 is provided with in the upper end of upper valve body 1, upper valve rod 4, through stuffing box 13, arranges stuffing box packing 8, is fixedly connected with gland 9 in the upper end of stuffing box 13 in stuffing box 13, be used for compressing filler, in stuffing box 13, arrange liquid collecting ring 10, liquid collecting ring 10 is nested with outside upper valve rod 4, and liquid collecting ring 10 arranges radial direction through hole 11, radial direction through hole 11 is arranged on the middle and lower part of liquid collecting ring 10, connects a leak detection apparatus 12 at liquid collecting ring 10 by drawing pipeline.
Butterfly plate 3 arranges multiple taper hole 13,14, and the larger port of the diameter of part taper hole 13 is towards the side of butterfly plate, and the larger port of the diameter of part taper hole 14 is towards the opposite side of butterfly plate.
Upper valve rod 4 arranges groove 14 respectively, and fluorine plastic corrosion-proof layer 15 embeds described groove 14.
Claims (4)
1. the corrosion-resistant all-liner butterfly valve of the anti-negative pressure of intelligent monitoring, comprises upper valve body, lower valve body, butterfly plate, upper valve rod, lower valve rod, pneumatic actuator assembly, handwheel, on described, lower valve rod be sealedly connected on turnably respectively described on, on lower valve body, on described, between lower valve rod, butterfly plate is set, on described, lower valve rod is separately fixed on described butterfly plate, and described handwheel is fixed on the upper end of described upper valve rod, and the transmission of described pneumatic actuator assembly is engaged in the top of described upper valve rod, described butterfly plate is arranged one deck fluorine plastic corrosion-proof layer, on described, lower valve body madial wall arranges fluorine plastic corrosion-proof layer, respectively on described, lower valve rod arranges fluorine plastic corrosion-proof layer respectively, stuffing box is provided with in the upper end of described upper valve body, described upper valve rod is through described stuffing box, in described stuffing box, stuffing box packing is set, be fixedly connected with gland in the upper end of described stuffing box, be used for compressing filler, it is characterized in that arranging liquid collecting ring in described stuffing box, described liquid collecting ring set is put outside described upper valve rod, connects a leak detection apparatus at described liquid collecting ring by drawing pipeline.
2. the corrosion-resistant all-liner butterfly valve of the anti-negative pressure of intelligent monitoring according to claim 1, it is characterized in that arranging radial direction through hole on described liquid collecting ring, described radial direction through hole is arranged on the middle and lower part of described liquid collecting ring.
3. the corrosion-resistant all-liner butterfly valve of the anti-negative pressure of intelligent monitoring according to claim 1, it is characterized in that arranging multiple taper hole on described butterfly plate, the larger port of the diameter of the described taper hole of part is towards the side of butterfly plate, the larger port of the diameter of the described taper hole of part is towards the opposite side of butterfly plate, and described fluorine plastic corrosion-proof layer embeds described taper hole.
4. the corrosion-resistant all-liner butterfly valve of the anti-negative pressure of intelligent monitoring according to claim 1, it is characterized in that arranging groove respectively on described upper and lower valve rod, described fluorine plastic corrosion-proof layer embeds described groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520043917.XU CN204420142U (en) | 2015-01-22 | 2015-01-22 | The corrosion-resistant all-liner butterfly valve of the anti-negative pressure of intelligent monitoring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520043917.XU CN204420142U (en) | 2015-01-22 | 2015-01-22 | The corrosion-resistant all-liner butterfly valve of the anti-negative pressure of intelligent monitoring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204420142U true CN204420142U (en) | 2015-06-24 |
Family
ID=53470513
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520043917.XU Expired - Fee Related CN204420142U (en) | 2015-01-22 | 2015-01-22 | The corrosion-resistant all-liner butterfly valve of the anti-negative pressure of intelligent monitoring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204420142U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU184992U1 (en) * | 2017-10-05 | 2018-11-15 | Акционерное общество "Машиностроительный завод "Армалит" | BALL ANGLE CRANE |
| CN109296761A (en) * | 2018-12-14 | 2019-02-01 | 郑州金诚信筛网设备有限公司 | A kind of novel pneumatic butterfly valve |
-
2015
- 2015-01-22 CN CN201520043917.XU patent/CN204420142U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU184992U1 (en) * | 2017-10-05 | 2018-11-15 | Акционерное общество "Машиностроительный завод "Армалит" | BALL ANGLE CRANE |
| CN109296761A (en) * | 2018-12-14 | 2019-02-01 | 郑州金诚信筛网设备有限公司 | A kind of novel pneumatic butterfly 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 |
Granted publication date: 20150624 Termination date: 20190122 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |