CN210637589U - High-temperature valve temperature control mechanism with valve body and valve seat capable of being cooled comprehensively - Google Patents
High-temperature valve temperature control mechanism with valve body and valve seat capable of being cooled comprehensively Download PDFInfo
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- CN210637589U CN210637589U CN201921460275.8U CN201921460275U CN210637589U CN 210637589 U CN210637589 U CN 210637589U CN 201921460275 U CN201921460275 U CN 201921460275U CN 210637589 U CN210637589 U CN 210637589U
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- valve
- cooling water
- valve body
- valve seat
- seat
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Abstract
The valve body and the valve seat are integrally internally cooled. After the high-temperature valve works for a long time, the welding seam of the closed cooling water channel is cracked, so that cooling water enters the valve cavity along the crack and becomes liquid water or even solid ice in the expansion process of compressed air, and the accuracy of a test result is influenced. The utility model discloses the constitution includes: the valve seat cooling water channel and the valve body cooling water channel are arranged between the valve seat and the valve body, the valve seat cooling water channel is formed by wrapping the valve seat and a sealing cover of the valve seat water channel to form an annular closed space, the valve body cooling water channel is formed by wrapping the valve body and the sealing cover of the valve body water channel to form an annular closed space, an extended pipeline of the valve body cooling water channel penetrates through the valve body and the outside and is provided with a valve body cooling water inlet and a valve body cooling water outlet, and an extended pipeline of the valve seat cooling water channel penetrates through the valve seat and the outside and is provided with a valve seat cooling water inlet and a valve seat cooling water. The utility model is used for cool off high temperature valve.
Description
The technical field is as follows:
the utility model relates to a high temperature valve temperature control mechanism of internal cooling is synthesized to valve body disk seat.
Background art:
after the hot valve provided by the prior art works for a long time, the welding seam of the closed cooling water channel is cracked, so that cooling water enters the valve cavity along the crack, and becomes liquid water or even solid ice in the expansion process of compressed air, thereby influencing the accuracy of test results or even influencing the safety of test parts.
Detailed analysis shows that cooling water flow channels are formed by welding dissimilar metals, cracks are generated at the welding positions after long-time work, fatigue stress caused by repeated impact of the valve rod is difficult to resist at the welding positions between the dissimilar metals, and finally the welding cracks.
The utility model has the following contents:
the utility model aims at providing a high temperature valve temperature control mechanism of internal cooling is synthesized to valve body disk seat.
The above purpose is realized by the following technical scheme:
a high temperature valve temperature control mechanism of interior cooling is synthesized to valve body disk seat, characterized by: the method comprises the following steps: the valve body is provided with heat insulation filler between the valve body and the heat insulation sleeve, the heat insulation sleeve is connected with the valve seat to form a valve cavity, a valve clack is arranged in the valve cavity, a heat insulation coating is arranged at the bottom of the valve clack, the valve clack is connected with the hollow cooling valve rod, a valve seat cooling water channel and a valve body cooling water channel are arranged between the valve seat and the valve body, the valve seat cooling water channel is formed by covering and wrapping the valve seat and the valve seat water channel to form an annular closed space, the valve body cooling water channel is formed by covering and wrapping the valve body and the valve body water channel to form an annular closed space, an outward extending pipeline of the valve body cooling water channel penetrates through the valve body and the outside to form a valve body cooling water inlet and a valve body cooling water outlet, and an outward extending pipeline of the valve seat cooling water channel penetrates through the valve seat and the, And a valve seat cooling water outlet.
The valve seat is of a metal structure with an annular groove, and the valve seat water channel sealing cover and the valve seat form the valve seat cooling water channel through deep groove welding; and a hole communicated with the outside is formed in the valve seat cooling water channel.
The valve body and the valve seat are integrally internally cooled, a main body groove of the valve body cooling water channel is processed on the valve body, and the valve body cooling water channel is formed by welding the valve body cooling water channel sealing cover and the valve body.
In the high-temperature valve temperature control mechanism for the comprehensive internal cooling of the valve body and the valve seat, the diameter of an inlet pipe of a cooling water inlet of the valve seat is larger than that of a cooling water outlet pipe of the valve seat, so that certain pressure is ensured to exist in a cooling water channel of the valve seat, and the cooling effect is ensured;
the horizontal position of the valve seat cooling water inlet is at the lowest position of the cooling water, and the horizontal position of the valve seat cooling water outlet is at the highest position of the cooling water.
The valve body and valve seat integrated internal cooling high-temperature valve temperature control mechanism is characterized in that an inlet pipe of a valve body cooling water inlet is thicker than a valve body cooling water outlet pipe in diameter.
The utility model has the advantages that:
the utility model finely cools the core components of the valve body and the valve seat which are heated and stressed, thereby ensuring that the two components can not lose efficacy in a hot environment and ensuring the reliability of the system; welding occurs between homogeneous and homogeneous metals, the welding process is simple, and the welding effect is guaranteed;
after the cooling water quantity of the utility model reaches a certain level, the valve body and the valve seat in the hot valve can be cooled, and the temperature in the system is lowest; the internal water leakage is avoided, and the hidden danger of the system function is possibly influenced.
Description of the drawings:
fig. 1 is a schematic structural diagram of the product.
The specific implementation mode is as follows:
in order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
The utility model provides a high-temperature valve temperature control mechanism for the integrated internal cooling of a valve body and a valve seat,
as shown in fig. 1, the cooling water passage is divided into two valve body cooling water passages 8 and valve seat cooling water passages 9. The valve body cooling water channel 8 is positioned inside the valve body 1, cooling water flows into the valve body cooling water channel 8 from the valve body cooling water inlet 8-1 and flows out of the valve body cooling water outlet 8-2 after flowing through the cooling surface of the valve body 1; the second path of valve seat cooling water is positioned in the valve seat, flows into the valve seat cooling water channel 9 from the valve seat cooling water inlet 9-1, flows through the pipeline in the valve seat 6, and flows out from the valve seat cooling water outlet 9-2 after cooling the valve seat 6.
As an optimization, the diameter of an inlet pipe of the valve body cooling water inlet 8-1 is larger than that of a valve body cooling water outlet 8-2 pipe, so that certain pressure can be ensured to exist in the valve body cooling water channel 8, and the cooling effect is ensured;
as an optimization, the horizontal position of the valve body cooling water inlet 8-1 is at the lowest position of cooling water, and the horizontal position of the valve body cooling water outlet 8-2 is at the highest position of cooling water;
as an optimization, the diameter of an inlet pipe of the valve seat cooling water inlet 9-1 is larger than that of a valve seat cooling water outlet 9-2 pipe, so that certain pressure can be ensured to exist in the valve seat cooling water channel 9, and the cooling effect is ensured;
as an optimization, the horizontal position of the valve seat cooling water inlet 9-1 is at the lowest position of cooling water, and the horizontal position of the valve seat cooling water outlet 9-2 is at the highest position of cooling water.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (5)
1. A high temperature valve temperature control mechanism of interior cooling is synthesized to valve body disk seat, characterized by: the method comprises the following steps: the valve body (1), the thermal-insulated filler (2) has between valve body (1) and the thermal-insulated sleeve pipe, the thermal-insulated sleeve pipe be connected with disk seat (6) and form valve pocket (4), install valve clack (5) in valve pocket (4), valve clack bottom have thermal-insulated coating (7), valve clack (5) be connected with cavity cooling valve rod (3), disk seat and valve body between have disk seat cooling water passageway (9), valve body cooling water passageway (8), disk seat cooling water passageway (9) be by disk seat (6) and disk seat water passageway closing cap (6-1) parcel form annular enclosure space, valve body cooling water passageway (8) by the annular confined area that valve body (1), valve body water passageway closing cap (1-1) parcel formed, the overhanging pipeline of valve body cooling water passageway (8) pass valve body (1) and the external world have valve body cooling water entry (8-1), And the valve body cooling water outlet (8-2), the outward extending pipeline of the valve seat cooling water channel (9) penetrates through the valve seat (6) and is provided with a valve seat cooling water inlet (9-1) and a valve seat cooling water outlet (9-2) with the outside.
2. The high temperature valve temperature control mechanism with integrated internal cooling of the valve body and the valve seat as claimed in claim 1, wherein: the valve seat (6) is of a metal structure with an annular groove, and the valve seat water channel sealing cover (6-1) and the valve seat (6) form the valve seat cooling water channel (9) through deep groove welding; and a hole communicated with the outside is formed in the valve seat cooling water channel (9).
3. The high temperature valve temperature control mechanism with integrated internal cooling of the valve body and the valve seat as claimed in claim 1, wherein: the valve body (1) is provided with a main body groove of the valve body cooling water channel (8), and the valve body cooling water channel (8) is formed by welding the valve body cooling water channel sealing cover (1-1) and the valve body (1).
4. The high-temperature valve temperature control mechanism with integrated internal cooling of the valve body and the valve seat as claimed in claim 2 or 3, characterized in that: the diameter of an inlet pipe of the valve seat cooling water inlet (9-1) is larger than that of a valve seat cooling water outlet (9-2) pipe, so that certain pressure is ensured to exist in the valve seat cooling water channel (9), and the cooling effect is ensured;
the horizontal position of the valve seat cooling water inlet (9-1) is at the lowest position of cooling water, and the horizontal position of the valve seat cooling water outlet (9-2) is at the highest position of cooling water.
5. The high-temperature valve temperature control mechanism with integrated internal cooling of the valve body and the valve seat as claimed in claim 2 or 3, characterized in that: the diameter of an inlet pipe of the valve body cooling water inlet (8-1) is larger than that of a valve body cooling water outlet (8-2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921460275.8U CN210637589U (en) | 2019-09-04 | 2019-09-04 | High-temperature valve temperature control mechanism with valve body and valve seat capable of being cooled comprehensively |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921460275.8U CN210637589U (en) | 2019-09-04 | 2019-09-04 | High-temperature valve temperature control mechanism with valve body and valve seat capable of being cooled comprehensively |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210637589U true CN210637589U (en) | 2020-05-29 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921460275.8U Active CN210637589U (en) | 2019-09-04 | 2019-09-04 | High-temperature valve temperature control mechanism with valve body and valve seat capable of being cooled comprehensively |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210637589U (en) |
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2019
- 2019-09-04 CN CN201921460275.8U patent/CN210637589U/en active Active
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