CN205908757U - Wear -resisting high temperature resistant eccentric butterfly valve - Google Patents
Wear -resisting high temperature resistant eccentric butterfly valve Download PDFInfo
- Publication number
- CN205908757U CN205908757U CN201620632800.XU CN201620632800U CN205908757U CN 205908757 U CN205908757 U CN 205908757U CN 201620632800 U CN201620632800 U CN 201620632800U CN 205908757 U CN205908757 U CN 205908757U
- Authority
- CN
- China
- Prior art keywords
- valve
- wear
- temperature resistant
- valve body
- valve rod
- 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
Links
- 239000002184 metal Substances 0.000 claims abstract description 14
- 239000011248 coating agent Substances 0.000 claims abstract description 12
- 238000000576 coating method Methods 0.000 claims abstract description 12
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 10
- 238000012856 packing Methods 0.000 claims abstract description 10
- 238000007789 sealing Methods 0.000 claims abstract description 9
- 229910002804 graphite Inorganic materials 0.000 claims description 8
- 239000010439 graphite Substances 0.000 claims description 8
- 210000004907 gland Anatomy 0.000 claims description 5
- 229910052799 carbon Inorganic materials 0.000 abstract 2
- 230000000903 blocking effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000009428 plumbing Methods 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
Landscapes
- Lift Valve (AREA)
Abstract
The utility model discloses a wear -resisting high temperature resistant eccentric butterfly valve, including valve rod, valve plate and valve body, the last axle sleeve of valve rod through upper and lower setting, down the axle sleeve support respectively in valve body upper portion, lower part, valve body upper portion is equipped with shaft seal structure with valve rod combination department, valve plate sealing surface is equipped with wear -resisting high temperature resistant metal coating I, seal face of the valve body is equipped with wear -resisting high temperature resistant metal coating II, the further improvement lies in: shaft seal structure is including pressing cover, carbon packing, press cover top -down suit on the valve rod, seal carbon packing in the annular of the valve body upper portion on upper shaft cover upper portion and valve rod combination department, upward axle sleeve, lower axle sleeve hole surface are equipped with wear -resisting metal coating respectively. The utility model discloses it is high temperature resistant, wear -resisting, long service life.
Description
Technical field
This utility model is related to a kind of valve, particularly a kind of eccentric-butterfly-valve.
Background technology
Eccentric-butterfly-valve deviates flap center and valve body center for valve rod axle center simultaneously, and sealing pair is the butterfly valve of oblique cone.Partially
Heart butterfly valve, is widely used on the industrial pipelines such as metallurgy, electric power, petrochemical industry and plumbing and urban construction, makes adjustments
Flow uses with blocking fluid.The defect of existing eccentric-butterfly-valve is: resistance to elevated temperatures is poor.
Content of the invention
This utility model is directed to the deficiencies in the prior art, proposes a kind of Wear-resistant, high-temperature resistant that can significantly improve resistance to elevated temperatures
Eccentric-butterfly-valve.
This utility model is achieved through the following technical solutions technical goal.
Wear-resistant, high-temperature resistant eccentric-butterfly-valve, including valve rod, valve plate and valve body；Described valve rod pass through Upper shaft sleeve setting up and down,
Lower shaft sleeve is bearing in valve body top, bottom respectively；Described valve body top and valve rod junction are provided with shaft seal structure；Its improvements
It is: described sealing surface of valve plate is provided with Wear-resistant, high-temperature resistant metal coating；Described valve body sealing surface is provided with Wear-resistant, high-temperature resistant metal and applies
Layer.
In said structure, described shaft seal structure includes gland, graphite packing；Described gland is sleeved on valve rod from top to bottom
On, graphite packing is enclosed in the valve body top on Upper shaft sleeve top and the annular groove of valve rod junction.
In said structure, described Upper shaft sleeve, Lower shaft sleeve bore area are respectively equipped with antifriction metal (AFM) coating.
This utility model compared with prior art, has the positive effect that:
1st, valve plate, valve body sealing surface are respectively equipped with Wear-resistant, high-temperature resistant metal coating, significantly improve this utility model high temperature resistant
Performance, anti-wear performance, significantly improve service life.
2nd, all sealed using graphite packing in valve body top and valve rod junction shaft seal structure, graphite packing is high temperature resistant, because
This, improve resistance to elevated temperatures of the present utility model further.
3rd, Upper shaft sleeve, Lower shaft sleeve bore area are respectively equipped with antifriction metal (AFM) coating, further service life.
Brief description
Fig. 1 is this utility model structural representation.
Fig. 2 is enlarged schematic partial view in Fig. 1.
Specific embodiment
Below according to accompanying drawing and in conjunction with the embodiments the utility model is described in further detail.
Wear-resistant, high-temperature resistant eccentric-butterfly-valve shown in the drawings, including valve rod 1, valve plate 2 and valve body 3；Valve rod 1 passes through setting up and down
Upper shaft sleeve 4, Lower shaft sleeve 5 be bearing in valve body 3 top, bottom respectively；Valve body 3 top and valve rod 1 junction are provided with shaft seal structure
6；Shaft seal structure 6 includes gland 6.1, graphite packing 6.2；Gland 6.1 is sleeved on valve rod 1 from top to bottom, by graphite packing 6.2
It is enclosed in valve body 3 top on Upper shaft sleeve 4 top and the annular groove of valve rod 1 junction.
Valve plate 2 sealing surface is provided with Wear-resistant, high-temperature resistant metal coating 2.1；Valve body 3 sealing surface is provided with Wear-resistant, high-temperature resistant metal and applies
Layer 3.1；Upper shaft sleeve 4, Lower shaft sleeve 5 bore area are respectively equipped with antifriction metal (AFM) coating.
Claims (3)
1. a kind of Wear-resistant, high-temperature resistant eccentric-butterfly-valve, including valve rod (1), valve plate (2) and valve body (3)；Described valve rod (1) is passed through up and down
The Upper shaft sleeve (4) of setting, Lower shaft sleeve (5) are bearing in valve body (3) top, bottom respectively；Described valve body (3) top and valve rod (1)
Junction is provided with shaft seal structure (6)；It is characterized in that: described valve plate (2) sealing surface is provided with Wear-resistant, high-temperature resistant metal coating
(2.1)；Described valve body (3) sealing surface is provided with Wear-resistant, high-temperature resistant metal coating (3.1).
2. Wear-resistant, high-temperature resistant eccentric-butterfly-valve according to claim 1 it is characterised in that: described shaft seal structure (6) includes pressure
Set (6.1), graphite packing (6.2)；Described gland (6.1) is sleeved on valve rod (1) from top to bottom, and graphite packing (6.2) is sealed
Close in valve body (3) top on Upper shaft sleeve (4) top with the annular groove of valve rod (1) junction.
3. Wear-resistant, high-temperature resistant eccentric-butterfly-valve according to claim 1 and 2 it is characterised in that: described Upper shaft sleeve (4), lower axle
Set (5) bore area is respectively equipped with antifriction metal (AFM) coating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620632800.XU CN205908757U (en) | 2016-06-24 | 2016-06-24 | Wear -resisting high temperature resistant eccentric butterfly valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620632800.XU CN205908757U (en) | 2016-06-24 | 2016-06-24 | Wear -resisting high temperature resistant eccentric butterfly valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205908757U true CN205908757U (en) | 2017-01-25 |
Family
ID=57812199
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620632800.XU Expired - Fee Related CN205908757U (en) | 2016-06-24 | 2016-06-24 | Wear -resisting high temperature resistant eccentric butterfly valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205908757U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106051177A (en) * | 2016-06-24 | 2016-10-26 | 江苏中昊船用阀门制造有限公司 | Abrasion-resisting and high-temperature-resisting eccentric butterfly valve |
| CN113339526A (en) * | 2021-06-08 | 2021-09-03 | 法比亚阀门工业(苏州)有限公司 | High-temperature-resistant low-leakage special butterfly valve for environment-friendly exhaust system |
-
2016
- 2016-06-24 CN CN201620632800.XU patent/CN205908757U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106051177A (en) * | 2016-06-24 | 2016-10-26 | 江苏中昊船用阀门制造有限公司 | Abrasion-resisting and high-temperature-resisting eccentric butterfly valve |
| CN113339526A (en) * | 2021-06-08 | 2021-09-03 | 法比亚阀门工业(苏州)有限公司 | High-temperature-resistant low-leakage special butterfly valve for environment-friendly exhaust system |
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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: 20170125 Termination date: 20210624 |