CN204403547U - High temperature resistant dome valve - Google Patents
High temperature resistant dome valve Download PDFInfo
- Publication number
- CN204403547U CN204403547U CN201420615929.0U CN201420615929U CN204403547U CN 204403547 U CN204403547 U CN 204403547U CN 201420615929 U CN201420615929 U CN 201420615929U CN 204403547 U CN204403547 U CN 204403547U
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- ball top
- annular
- core construction
- hollow
- water
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Abstract
The utility model discloses a kind of high temperature resistant dome valve, and the ball top on formation break-make road is wherein hollow-core construction, and this ball top is provided with water intake and is communicated with described hollow-core construction with water outlet, forms ball top constituent.The high temperature resistant dome valve that the utility model provides, by arranging hollow-core construction in ball top, form constituent, greatly can reduce the temperature of parts, further, the place such as top board, lower annular support of the cabinet adjacent with ball top also arranges the hollow-core construction forming constituent, effectively can guarantee that corresponding part normally works under worst hot case, and the combining structure of gas-flow closure circle wherein and top board and constituent effectively can guarantee that seal ring realizes sealing effect under worst hot case.
Description
Technical field
The utility model relates to a kind of high temperature resistant dome valve valve for granular material, granular material conveying, and it is applicable to the superhigh temperature conveying of the industry bulk granular such as metallurgy, coloured, chemical industry, electric power, granular material.
Background technique
Carry out usually using dome valve valve in the conveying of granular material, granular material in the industry such as metallurgical, coloured, chemical industry, electric power.During some uses, working temperature is higher than 600 DEG C, and in this operating mode, traditional common valve is under the operating mode of temperature higher than 600 DEG C, and valve body, driving component can be out of shape, Sealing can melt or be out of shape, so that make valve to use.Therefore, in temperature higher than under 600 DEG C of operating modes, the material etc. for dome valve in prior art has high requirements, and makes the cost of valve increase thus, and even so, the working life of valve also can be lower.
Model utility content
The purpose of this utility model is to improve the defect of prior art, provides a kind of high temperature resistant dome valve used higher than mass transport under the operating mode of 600 DEG C for ambient temperature.
For achieving the above object, the utility model is by the following technical solutions:
A kind of high temperature resistant dome valve, it is characterized in that: the ball top on formation break-make road is wherein hollow-core construction, this ball top is provided with water intake and is communicated with described hollow-core construction with water outlet, forms ball top constituent.
Particularly, the axle center of the rotating shaft connecting and drive this ball top to rotate has through hole, the water intake on described ball top is connected with the through hole of water outlet with described rotating shaft, and the through hole aperture at the two ends of described rotating shaft is for connecting the water inlet from backwater to described ball top constituent and the water return pipeline that inject cold water and.
The cooling water water inlet of ball top constituent and the cooling water connector locking device of water recovery apparatus is provided with at the two ends of described rotating shaft.
Particularly, the parts adjacent with described ball top comprise casing, and the material inlet that the top board on casing top is arranged is corresponding with the material inlet on ball top, arrange annular roof plate hollow-core construction in the top board outside the material inlet of described top board.
Further, the annular inboard wall of the annular opening of the below of the described material inlet on described top board is corresponding with the outer wall on described ball top, in annular space between this annular inboard wall and ball top, seal ring is set, sealing circle is gas-flow closure circle, and the annular sidewall of this gas-flow closure circle and this annular opening is fixed;
The fixed structure of described gas-flow closure circle and described annular sidewall is preferably: on described annular sidewall, set firmly a upper ring body, described gas-flow closure circle is fastened on the inner side surface of this upper ring body, in the lower end of the described annular opening of described top board, on ring-side wall, a lower ring body established by card, and described gas-flow closure circle is supported on this lower ring body;
The lower ring body hollow-core construction of annular is set in described lower ring body.
The lower annular that the parts adjacent with described ball top are also included in the described casing be located at outside described ball top supports, and preferably, arranges annular brace portion hollow-core construction in the sidewall that described lower annular supports; Top board described in the upper support that described lower annular supports, its underpart is connected valve body, this valve body arranges material outlet corresponding with the material inlet on described top board.
Further, the parts adjacent with described ball top wherein, are wherein provided with hollow-core construction, and arrange water intake and be communicated with described hollow-core construction with water outlet, form constituent.
The parts adjacent with described ball top, the water intake of wherein each described hollow-core construction and the separate setting of water outlet, be independent water cooling system structure.
The high temperature resistant dome valve that the utility model provides, by arranging hollow-core construction in ball top, form constituent, greatly can reduce the temperature of parts, further, the place such as top board, lower annular support of the cabinet adjacent with ball top also arranges the hollow-core construction forming constituent, effectively can guarantee that corresponding part normally works under worst hot case, and the combining structure of gas-flow closure circle wherein and top board and constituent effectively can guarantee that seal ring realizes sealing effect under worst hot case.
Below by drawings and Examples, the utility model is described further.
Accompanying drawing explanation
The high temperature resistant dome valve structural representation (cut-off state) that Fig. 1 provides for the utility model;
The high temperature resistant dome valve structural representation (conveying material state) that Fig. 2 provides for the utility model;
Fig. 3 is the structural representation of the high temperature resistant dome valve shown in Fig. 1 and Fig. 2, wherein shows the structure of the inflation inlet of the water intake of constituent, water outlet and gas-flow closure circle.
Embodiment
Below only with the enforcement aspect that implementation the utility model is possible, but and be not used to limit the utility model institute for protect category, first give chat bright.
As shown in Figure 1, the high temperature resistant dome valve that the utility model provides, it comprise form the top board 1 of casing, seal ring 2, upper ring body 3, lower ring body 4, lower annular support and valve body 6, also comprise the ball top 5 be located in casing and be connected the rotating shaft on casing of also fulcrum ball top 5 with ball top 5 and be connected with rotating shaft and drive this axis of rotation then to rotate the pneumatic actuating device 7 that dome valve is converted between cut-off state and conveying material state in drive ball top 5.
Wherein, the ball top 5 be arranged in casing is fixed in rotating shaft, and the sidewall that the two ends of casing shaft pass casing is connected with pneumatic actuating device 7.
The annular inboard wall of the annular opening of the below of the described material inlet on top board 1 is corresponding with the outer wall on ball top 5, in annular space between this annular inboard wall and ball top 5, seal ring 2 is set, sealing circle is gas-flow closure circle, and the annular sidewall of this gas-flow closure circle and this annular opening is fixed.
Gas-flow closure circle 2 with the fixed structure of the described annular sidewall of top board 1 is: on annular sidewall, set firmly upper ring body 3, gas-flow closure circle 2 is fastened on the inner side surface of this upper ring body 3, in the lower end of the described annular opening of top board 1, on ring-side wall, a lower ring body 4 established by card, and described gas-flow closure circle 2 is supported on this lower ring body 4.
Ball top 5 is hollow-core construction, and this ball top is provided with water intake and is communicated with described hollow-core construction with water outlet, forms ball top constituent.Described rotating shaft is axial tubular structure, is communicated with water outlet with the water intake on ball top, is provided with the cooling water water inlet of ball top constituent and the cooling water connector locking device 8 of water recovery apparatus at the two ends of rotating shaft.
The parts adjacent with ball top 5, the sidewall of the top board 1 of such as casing, lower ring body 4 and casing, is wherein all provided with hollow-core construction, and arranges water intake and be communicated with described hollow-core construction with water outlet, forms constituent.
Particularly, as shown in Figure 1, 2, 3, the parts adjacent with described ball top 5 comprise casing, and the material inlet that the top board 1 on casing top is arranged is corresponding with the material inlet on ball top, arranges annular roof plate hollow-core construction in the top board outside the material inlet of top board 1.
In the sidewall that the lower annular being located at the described casing outside ball top 5 supports, annular brace portion hollow-core construction is set; The upper support top board 1 that described lower annular supports, its underpart is connected valve body 6, this valve body 6 arranges material outlet corresponding with the material inlet on described top board.
As shown in Figure 3, the superhigh temperature dome valve that the utility model provides, its cooling water connector and seal ring gas-flow closure interface comprise ball water feed on top 10, top board water inlet 11, valve inleting water 12, lower ring water inlet 13, ball ejects water 14, top board water outlet 15, valve body water outlet 16, lower ring water outlet 17, seal ring gas-flow closure interface 18.
As shown in Figure 1 be that superhigh temperature dome valve is in closed condition, the material of more than 600 DEG C contacts with ball top 5 with top board 1 on superhigh temperature dome valve top, top board 1 and ball top 5 have recirculated cooling water 9 to cool, its temperature remains on less than 100 DEG C, the temperature of charge of more than 600 DEG C that are in contact with it has been cooled to less than 150 DEG C, seal ring 2 is in gas-flow closure state, it is wrapped up by top board 1, ball top 5 and the lower ring 4 of temperature lower than less than 100 DEG C, make its temperature remain on less than 150 DEG C, thus ensure that the service condition that seal ring can normally work below 200 DEG C.
As shown in Figure 2 be that superhigh temperature dome valve is in opening state, state from Fig. 1 to Fig. 2 changes, and is that ball top 5 drives half-twist by pneumatic actuating device 7.Superhigh temperature dome valve is in opening state, the material of more than 600 DEG C passes through top board 1 from superhigh temperature dome valve top, ball top 5 and valve body 6 arrive superhigh temperature dome valve bottom, top board 1 contacts with the material of ball top 5 with more than 600 DEG C, top board 1 and ball top 5 its temperature under recirculated cooling water 9 cools remains on less than 150 DEG C, lower ring 4 and valve body 6 are subject to the material thermal radiation of more than 600 DEG C, lower ring 4 and valve body 6 its temperature under recirculated cooling water 9 cools remains on less than 100 DEG C, seal ring 2 is in deflation status, it is by the lower ring 4 of temperature lower than less than 100 DEG C, under temperature is wrapped up lower than the valve body 6 of less than 150 DEG C and ball top 6 below 150 DEG C protects, its temperature is made to remain on less than 150 DEG C, thus ensure that the service condition that seal ring can normally work below 200 DEG C.In addition, described gas-flow closure circle 2 can ensure that in valve commutation process ball top 5 does not contact with seal ring 2, without wearing and tearing.
As shown in Figure 3, ball water feed on top 10, top board water inlet 11, valve inleting water 12, lower ring water inlet 13 adopt interface of intaking separately respectively, ball ejects water 14, top board water outlet 15, valve body water outlet 16, lower ring water outlet 17 adopt independent water outlet mouthpiece respectively, and seal ring gas-flow closure interface 18 adopts independent compressed air for instrument interface.
Structure composition is specially: arrange top board 1 at the top of superhigh temperature dome valve material inlet, seal ring 2 is set for 1 time at top board, upper ring body 3, lower ring body 4 be connected to form an entirety by cabinet and be connected with valve body 6, ball top 5 is set in the middle of valve body 6, pneumatic actuating device 7 is set outside valve body 6 and is connected with ball top 5.
The basic runnability of this superhigh temperature dome valve is:
During valve closing, material inlet is closed on ball top 5, the material of more than 600 DEG C is cut off by ball top 5 and contacts with ball top 5, now gas-flow closure circle 2 is inflated, seal ring 2 contacts to reach sealing effect with ball top 5, the valve member contacted with seal ring 2 has water quench, temperature below 100 DEG C, thus makes seal ring 2 temperature below 150 DEG C, ensure that the normal working temperature of seal ring 2.Seal ring 2 is first made to exit during valve opening; seal ring 2 has certain interval with ball top 5 after exitting; then ball top half-twist is made by pneumatic actuating device 7; perforate on ball top 5 communicates with top board 1 material entrance; material arrives material outlet by material inlet; now seal ring 2 is at the valve member of contact, is in the environment of less than 150 DEG C under comprising the protection on top board 1, lower ring body 4 and non-contact valve member ball top 5.Switch so repeatedly, although temperature of charge is more than 600 DEG C, the serviceability temperature of dome valve is below 150 DEG C.
Claims (10)
1. a high temperature resistant dome valve, is characterized in that: the ball top on formation break-make road is wherein hollow-core construction, and this ball top is provided with water intake and is communicated with described hollow-core construction with water outlet, forms ball top constituent.
2. high temperature resistant dome valve according to claim 1, it is characterized in that: the axle center connecting and drive the rotating shaft that this ball top is rotated has through hole, the water intake on described ball top is connected with the through hole of water outlet with described rotating shaft, and the through hole aperture at the two ends of described rotating shaft is for connecting the water inlet from backwater to described ball top constituent and the water return pipeline that inject cold water and.
3. high temperature resistant dome valve according to claim 2, is characterized in that: be provided with the cooling water water inlet of ball top constituent and the cooling water connector locking device of water recovery apparatus at the two ends of described rotating shaft.
4. according to the high temperature resistant dome valve one of claims 1 to 3 Suo Shu, it is characterized in that: the parts adjacent with described ball top, are wherein provided with hollow-core construction, and water intake is set is communicated with described hollow-core construction with water outlet, form constituent.
5. high temperature resistant dome valve according to claim 4, it is characterized in that: the parts adjacent with described ball top comprise casing, the material inlet that the top board on casing top is arranged is corresponding with the material inlet on ball top, arranges annular roof plate hollow-core construction in the top board outside the material inlet of described top board.
6. high temperature resistant dome valve according to claim 5, it is characterized in that: the annular inboard wall of the annular opening of the below of the described material inlet on described top board is corresponding with the outer wall on described ball top, in annular space between this annular inboard wall and ball top, seal ring is set, sealing circle is gas-flow closure circle, and the annular sidewall of this gas-flow closure circle and this annular opening is fixed;
The fixed structure of described gas-flow closure circle and described annular sidewall is: on described annular sidewall, set firmly a upper ring body, described gas-flow closure circle is fastened on the inner side surface of this upper ring body, in the lower end of the described annular opening of described top board, on ring-side wall, a lower ring body established by card, and described gas-flow closure circle is supported on this lower ring body;
The lower ring body hollow-core construction of annular is set in described lower ring body.
7. high temperature resistant dome valve according to claim 1, is characterized in that: the lower annular that the parts adjacent with described ball top also comprise the described casing be located at outside described ball top supports, and arranges annular brace portion hollow-core construction in the sidewall that this lower annular supports; Top board described in the upper support that described lower annular supports, its underpart is connected valve body, this valve body arranges material outlet corresponding with the material inlet on described top board.
8. high temperature resistant dome valve according to claim 4, is characterized in that: the lower annular that the parts adjacent with described ball top also comprise the described casing be located at outside described ball top supports, and arranges annular brace portion hollow-core construction in the sidewall that this lower annular supports; Top board described in the upper support that described lower annular supports, its underpart is connected valve body, this valve body arranges material outlet corresponding with the material inlet on described top board.
9. high temperature resistant dome valve according to claim 4, is characterized in that: the parts adjacent with described ball top, and the water intake of wherein each described hollow-core construction and the separate setting of water outlet, be independent water cooling system structure.
10. according to the high temperature resistant dome valve one of claim 5 to 8 Suo Shu, it is characterized in that: the parts adjacent with described ball top, the water intake of wherein each described hollow-core construction and the separate setting of water outlet, be independent water cooling system structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420615929.0U CN204403547U (en) | 2014-10-22 | 2014-10-22 | High temperature resistant dome valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420615929.0U CN204403547U (en) | 2014-10-22 | 2014-10-22 | High temperature resistant dome valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204403547U true CN204403547U (en) | 2015-06-17 |
Family
ID=53427406
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420615929.0U Expired - Fee Related CN204403547U (en) | 2014-10-22 | 2014-10-22 | High temperature resistant dome valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204403547U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110712338A (en) * | 2019-10-18 | 2020-01-21 | 余荣芳 | Production process of coated plastic tableware |
| CN113623434A (en) * | 2021-08-21 | 2021-11-09 | 王凤阳 | Airtight three-way valve |
-
2014
- 2014-10-22 CN CN201420615929.0U patent/CN204403547U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110712338A (en) * | 2019-10-18 | 2020-01-21 | 余荣芳 | Production process of coated plastic tableware |
| CN113623434A (en) * | 2021-08-21 | 2021-11-09 | 王凤阳 | Airtight three-way 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: 20150617 Termination date: 20201022 |