CN204328166U - A kind of waste heat boiler modulating valve - Google Patents
A kind of waste heat boiler modulating valve Download PDFInfo
- Publication number
- CN204328166U CN204328166U CN201420797999.2U CN201420797999U CN204328166U CN 204328166 U CN204328166 U CN 204328166U CN 201420797999 U CN201420797999 U CN 201420797999U CN 204328166 U CN204328166 U CN 204328166U
- Authority
- CN
- China
- Prior art keywords
- connecting rod
- steel pipe
- waste heat
- utility
- heat boiler
- 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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- Fluid-Driven Valves (AREA)
Abstract
The utility model discloses a kind of waste heat boiler modulating valve, it is characterized in that: comprise pneumatic many springs diaphragm actuator, positioning work piece and regulating spool, described pneumatic many springs diaphragm actuator is connected with connecting rod two, connecting rod two is through connecting sleeve, seal ring and shaft seal threaded pressure ring is provided with between connecting sleeve and connecting rod two, connecting rod two lower end connects connecting rod one, connecting rod one is through steel pipe, steel pipe is through blind flange, be provided with supporting sleeve between steel pipe lower end inside and connecting rod one, connecting rod one lower end is connected with regulating spool.The utility model advantage is compared with prior art: the utility model structure is simple, failure rate is low, long service life.
Description
Technical field
The utility model relates to a kind of valve, particularly relates to a kind of waste heat boiler modulating valve.
Background technique
The complex structure of traditional waste heat boiler modulating valve, sealing is not good enough, easily breaks down, not only affect production, its working life is short, adds the cost of manufacturing mechanism, therefore, research and develop a kind of modulating valve of long service life, become those skilled in the art's problem demanding prompt solution.
Summary of the invention
The utility model is to solve above-mentioned deficiency, provides a kind of waste heat boiler modulating valve.
Above-mentioned purpose of the present utility model is realized by following technological scheme: a kind of waste heat boiler modulating valve, it is characterized in that: comprise pneumatic many springs diaphragm actuator, positioning work piece and regulating spool, described pneumatic many springs diaphragm actuator is connected with connecting rod two, connecting rod two is through connecting sleeve, seal ring and shaft seal threaded pressure ring is provided with between connecting sleeve and connecting rod two, connecting rod two lower end connects connecting rod one, connecting rod one is through steel pipe, steel pipe is through blind flange, be provided with supporting sleeve between steel pipe lower end inside and connecting rod one, connecting rod one lower end is connected with regulating spool.
Described connecting sleeve is provided with blow valve port.
The utility model advantage is compared with prior art: the utility model structure is simple, failure rate is low, long service life.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail.
As shown in Figure 1, a kind of waste heat boiler modulating valve, it is characterized in that: comprise pneumatic many springs diaphragm actuator 1, positioning work piece 2 and regulating spool 3, described pneumatic many springs diaphragm actuator 1 is connected with connecting rod 24, connecting rod 24 is through connecting sleeve 5, seal ring 7 and shaft seal threaded pressure ring 8 is provided with between connecting sleeve 5 and connecting rod 26, connecting rod 24 lower end connects connecting rod 1, connecting rod 1 is through steel pipe 10, steel pipe 10 is through blind flange 11, be provided with supporting sleeve 12 between steel pipe 10 lower end inside and connecting rod 1, connecting rod 1 lower end is connected with regulating spool 3; Described connecting sleeve 5 is provided with blow valve port 13.
The foregoing is only embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every utilize the utility model specification and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present utility model.
Claims (2)
1. a waste heat boiler modulating valve, it is characterized in that: comprise pneumatic many springs diaphragm actuator, positioning work piece and regulating spool, described pneumatic many springs diaphragm actuator is connected with connecting rod two, connecting rod two, through connecting sleeve, is provided with seal ring and shaft seal threaded pressure ring between connecting sleeve and connecting rod two, connecting rod two lower end connects connecting rod one, connecting rod one is through steel pipe, steel pipe is through blind flange, and be provided with supporting sleeve between steel pipe lower end inside and connecting rod one, connecting rod one lower end is connected with regulating spool.
2. a kind of waste heat boiler modulating valve according to claim 1, is characterized in that: described connecting sleeve is provided with blow valve port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420797999.2U CN204328166U (en) | 2014-12-17 | 2014-12-17 | A kind of waste heat boiler modulating valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420797999.2U CN204328166U (en) | 2014-12-17 | 2014-12-17 | A kind of waste heat boiler modulating valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204328166U true CN204328166U (en) | 2015-05-13 |
Family
ID=53164526
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420797999.2U Expired - Fee Related CN204328166U (en) | 2014-12-17 | 2014-12-17 | A kind of waste heat boiler modulating valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204328166U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105114679A (en) * | 2015-09-16 | 2015-12-02 | 吴忠仪表有限责任公司 | High-temperature gas diffusing cage device |
| CN105422870A (en) * | 2015-12-03 | 2016-03-23 | 衢州联盛方略技术开发有限公司 | Improved thin film pneumatic adjusting valve |
-
2014
- 2014-12-17 CN CN201420797999.2U patent/CN204328166U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105114679A (en) * | 2015-09-16 | 2015-12-02 | 吴忠仪表有限责任公司 | High-temperature gas diffusing cage device |
| CN105422870A (en) * | 2015-12-03 | 2016-03-23 | 衢州联盛方略技术开发有限公司 | Improved thin film pneumatic adjusting valve |
| CN105422870B (en) * | 2015-12-03 | 2019-01-04 | 衢州联盛方略技术开发有限公司 | Modified film pneumatic control 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: 20150513 Termination date: 20161217 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |