CN218954037U - High temperature resistant straight-through inclined pilot air solenoid valve prevents breathing valve structure - Google Patents
High temperature resistant straight-through inclined pilot air solenoid valve prevents breathing valve structure Download PDFInfo
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- CN218954037U CN218954037U CN202223034822.0U CN202223034822U CN218954037U CN 218954037 U CN218954037 U CN 218954037U CN 202223034822 U CN202223034822 U CN 202223034822U CN 218954037 U CN218954037 U CN 218954037U
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Abstract
The utility model belongs to the control technology of an anti-surge electromagnetic valve of an auxiliary power device, and particularly relates to an anti-surge valve structure of a high-temperature-resistant straight-through inclined pilot air electromagnetic valve.
Description
Technical Field
The utility model belongs to the control technology of an anti-surge electromagnetic valve of an auxiliary power device, and particularly relates to a high-temperature-resistant straight-through inclined pilot air electromagnetic valve anti-surge valve structure.
Background
The anti-surge valve is arranged on the gas-guiding pipeline of the auxiliary power device and is opened when the auxiliary power device is started and then rises to a certain air pressure so as to prevent the surge of the air compressor. When the auxiliary power device enters a working ready state, an Electronic Controller (ECU) controls the auxiliary power device to be closed when receiving a main initiating command, so that the air entraining requirement is ensured. According to the development of the auxiliary power device technology, the anti-asthma valve is required to have the technical characteristics of light weight, small volume, high response speed and the like, and the currently used anti-asthma valve cannot meet the development requirement, so that the anti-asthma valve structure of the high-temperature-resistant straight-through inclined pilot air electromagnetic valve is required to be provided.
Disclosure of Invention
Object of the Invention
In order to solve the technical problems, the anti-asthma valve structure of the high-temperature-resistant straight-through inclined pilot air electromagnetic valve is provided, and has the technical characteristics of light weight, small volume, high-temperature air resistance, high response speed, high flow and the like.
Technical proposal
The utility model provides a high temperature resistant straight-through inclined formula guide air solenoid valve prevents breathing freely valve structure, includes the casing, the casing include import, export and valve installation cavity, import and export be located same axis, and there is an contained angle between the axis of import and export and the valve installation cavity, valve installation cavity in be provided with the valve, valve and valve installation cavity clearance fit, valve installation cavity top be provided with the solenoid valve, set up the spring in the valve hole, spring one end and valve contact, the other end and solenoid valve contact, valve surface set up the through-hole, set up the regulation steel wire in the through-hole.
Further, a plurality of voltage stabilizing grooves are formed in the outer cylindrical surface of the valve, which is in clearance fit with the valve mounting seat.
Further, the included angle between the axes of the inlet and the outlet and the valve mounting cavity is 45 degrees.
Further, the fit clearance between the shutter and the shutter mounting chamber is 18 μm.
Further, the outer diameter of the steel wire is adjusted to be 0.6-0.7 mm.
Further, the electromagnetic valve is a pilot control valve.
Further, a sharp edge is arranged at the bottom of the clearance fit surface of the valve and the valve installation cavity.
Advantageous effects
(1) Compact structure, light weight and small volume.
(2) The electromagnetic valve can resist high-temperature air at 260 ℃.
(3) And the response speed is high.
(4) The flow is large.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of a valve structure according to the present utility model;
FIG. 3 is an enlarged schematic view of a sharp edge holding feature of the present utility model;
in the figure, 1, a shell, 2, a valve, 3, an adjusting steel wire, 4, a spring, 5 and an electromagnetic valve.
Detailed Description
The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model. In addition, the technical features of the embodiments of the present utility model described below may be combined with each other as long as they do not collide with each other.
The utility model provides a high temperature resistant straight-through inclined formula guide air solenoid valve prevents breathing freely valve structure, includes casing 1, casing 1 include import, export and valve installation cavity, import and export be located same axis, and there is an contained angle between the axis of import and export and the valve installation cavity, valve installation cavity in be provided with valve 2, valve 2 and valve installation cavity clearance fit, valve installation cavity top be provided with solenoid valve 5, set up spring 4 in the valve 5 hole, spring 4 one end and valve 2 contact, the other end and solenoid valve 5 contact, valve 2 surface set up the through-hole, set up adjusting wire 3 in the through-hole.
Further, a plurality of voltage stabilizing grooves are formed in the outer cylindrical surface of the valve 2 in clearance fit with the valve mounting seat.
Further, the included angle between the axes of the inlet and the outlet and the valve mounting cavity is 45 degrees.
Further, the fitting clearance between the shutter 2 and the shutter mounting chamber is 18 μm.
Further, the outer diameter of the steel wire 3 is adjusted to 0.6 to 0.7mm.
Further, the electromagnetic valve 5 is a pilot control valve.
Further, a sharp edge is arranged at the bottom of the clearance fit surface of the valve 2 and the valve installation cavity.
The technical effects of the technical scheme of each step are supplemented:
1) The included angle between the axes of the inlet and the outlet and the valve installation cavity is 45 degrees, so that the inlet and the outlet are on the same axis, the size of the product can be better controlled, and the weight is reduced.
2) The fit clearance between the valve 2 and the valve installation cavity is 18 mu m, so that the valve 2 and the valve installation cavity are free from clamping stagnation at the high temperature of 260 ℃, and the valve 2 can be normally opened due to the fact that gas does not excessively run out from the clearance;
3) The outer diameter of the adjusting steel wire 3 is 0.6-0.7 mm, so that the response time of the anti-asthma valve can be adjusted, and the valve can be controlled to be opened and closed better.
4) The electromagnetic valve 5 is designed as a pilot control valve, so that the temperature of the electromagnetic valve 5 is in a working range, and the opening and closing performance of the electromagnetic valve 5 can be better realized in a high-temperature environment.
5) The valve 2 and the valve installation cavity clearance fit surface bottom are provided with sharp edges, so that a large amount of foreign matters can be prevented from entering the control cavity, and the internal gas path of the electromagnetic valve assembly can be better.
Referring to fig. 1, the straight-through inclined pilot electromagnetic valve anti-asthma valve structure consists of a shell 1, a valve 2, an adjusting steel wire 3, a spring 4 and an electromagnetic valve 5.
In order to ensure compact structure of the product, the axis of the inlet and outlet of the shell 1 and the movement part are designed to be an inclined structure, and the angle is 45 degrees; the product adopts a pilot control structure, when the power is off, the high-temperature air with certain pressure is introduced into the product inlet, the spring force above the valve 2 is overcome, the valve is opened, the main passage is realized, and simultaneously, the electromagnetic valve 5 is used for exhausting air through the exhaust hole under the action of the internal spring force 4; when the electromagnetic valve is electrified, the electromagnetic force overcomes the action of the internal spring force of the electromagnetic valve 5, the exhaust hole is closed, the resultant force of the pressure on the valve 2 and the spring force is larger than the pressure below the valve 2, and at the moment, the valve 2 is closed, and the main way is closed.
The utility model can resist 260 ℃ high temperature air, and because the product adopts a pilot control structure, the electromagnetic valve 5 is far away from the main way, the temperature of the coil inside the electromagnetic valve 5 is lower than the medium temperature, and the temperature environment can enable the electromagnetic valve 5 to work normally. The shell 1 and the valve 2 are of slide valve structures, in order to ensure that the valve moves flexibly under high-temperature air pressure, a pressure stabilizing groove is formed in the valve, and a reasonable gap is designed between the shell 1 and the valve 2 and is 18 mu m; in order to prevent pollutants from entering the control cavity, a sharp edge is designed and guaranteed at the matched structure of the shell 1 and the valve 2; in order to ensure that the response speed of a product is easy to adjust, the response speed of the product can be controlled by selecting an adjusting steel wire 4 with a proper diameter in a test, if the closing time of the valve 2 is found to be too short in debugging, the larger hole clearance at the valve 2 is shown, the higher pressure speed is realized above the valve 2, the adjusting steel wire with 0.7mm is selected, otherwise, the adjusting steel wire with 0.6mm is selected, namely, the diameter of the adjusting steel wire is designed to be 0.6-0.7 mm, and the purpose of adjusting the closing time of the anti-asthma valve is achieved; by designing the movement stroke of the valve 2, different large flow requirements of products are met.
The method for using the utility model comprises the following steps:
the shell 1, the valve 2, the adjusting steel wire 3, the spring 4 and the electromagnetic valve 5 are assembled according to the structure in sequence. According to the response speed of the product on and off, an adjusting steel wire 4 with a proper diameter is selected.
Claims (7)
1. The utility model provides a high temperature resistant straight-through inclined formula guide air solenoid valve prevents breathing freely valve structure, its characterized in that, including the casing, the casing include import, export and valve installation cavity, import and export be located same axis, and there is an contained angle between the axis of import and export and the valve installation cavity, valve installation cavity in be provided with the valve, valve and valve installation cavity clearance fit, valve installation cavity top be provided with the solenoid valve, set up the spring in the valve hole, spring one end and valve contact, the other end and solenoid valve contact, valve surface set up the through-hole, set up the regulation steel wire in the through-hole.
2. The high-temperature-resistant straight-through inclined pilot air solenoid valve anti-asthma valve structure according to claim 1, wherein a plurality of pressure stabilizing grooves are formed in an outer cylindrical surface of the valve, which is in clearance fit with a valve mounting seat.
3. The high temperature resistant straight-through inclined pilot air solenoid valve anti-surge valve structure of claim 1, wherein the angle between the axes of the inlet and outlet and the valve mounting cavity is 45 °.
4. The high temperature resistant straight-through inclined pilot air solenoid valve anti-surge valve structure according to claim 1, wherein the fit clearance between the valve and the valve mounting cavity is 18 μm.
5. The high temperature resistant straight-through inclined pilot air solenoid valve anti-surge valve structure according to claim 1, wherein the outer diameter of the adjusting steel wire is 0.6-0.7 mm.
6. The high temperature resistant straight-through inclined pilot air solenoid valve anti-surge valve structure according to claim 1, wherein the solenoid valve is a pilot control valve.
7. The high temperature resistant straight-through inclined pilot air solenoid valve anti-surge valve structure according to claim 1, wherein a sharp edge is arranged at the bottom of a clearance fit surface of the valve and the valve installation cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223034822.0U CN218954037U (en) | 2022-11-14 | 2022-11-14 | High temperature resistant straight-through inclined pilot air solenoid valve prevents breathing valve structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223034822.0U CN218954037U (en) | 2022-11-14 | 2022-11-14 | High temperature resistant straight-through inclined pilot air solenoid valve prevents breathing valve structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218954037U true CN218954037U (en) | 2023-05-02 |
Family
ID=86104405
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223034822.0U Active CN218954037U (en) | 2022-11-14 | 2022-11-14 | High temperature resistant straight-through inclined pilot air solenoid valve prevents breathing valve structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218954037U (en) |
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2022
- 2022-11-14 CN CN202223034822.0U patent/CN218954037U/en active Active
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