CN213540882U - Novel integrated diaphragm valve type servomotor - Google Patents
Novel integrated diaphragm valve type servomotor Download PDFInfo
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- CN213540882U CN213540882U CN202022394939.4U CN202022394939U CN213540882U CN 213540882 U CN213540882 U CN 213540882U CN 202022394939 U CN202022394939 U CN 202022394939U CN 213540882 U CN213540882 U CN 213540882U
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Abstract
The utility model provides a novel integrated diaphragm valve type oil-actuated machine, which comprises an oil cylinder, a proportional valve, an oil outlet one-way valve, an oil return one-way valve, a diaphragm valve, an unloading valve and a stop electromagnetic valve, wherein the oil cylinder is communicated with the proportional valve through an oil outlet flow passage, the oil cylinder conveys fire-resistant oil to the proportional valve, the oil outlet one-way valve is communicated with the proportional valve, the fire-resistant oil is conveyed to the oil outlet one-way valve through the proportional valve, the oil outlet one-way valve provides high-pressure system pressure oil outwards, the oil return one-way valve is communicated with the oil cylinder through an oil return flow passage, the high-pressure system return oil flows back to the oil cylinder through the oil return one-way valve, the diaphragm valve is communicated with the proportional valve and the oil return one-way valve, low-pressure safety oil can be communicated with the oil return flow passage through the diaphragm valve, the unloading valve is respectively communicated with the diaphragm valve and the, the installation space can be saved, oil leakage points are reduced, the faults are reduced, and the service life is prolonged.
Description
Technical Field
The utility model relates to a hydraulic pressure servo equipment especially relates to a novel integrated diaphragm valve formula servomotor.
Background
The steam turbine EH hydraulic system servomotor and low pressure regulating oil are generally related to move through two aspects of electricity and hydraulic pressure, the hydraulic pressure generally links low pressure and high pressure through a diaphragm valve, commonly used diaphragm valves are generally of external structures, the high pressure and the low pressure are connected together through pipelines, and the connecting mode is complex in pipeline and occupies a large installation space. Therefore, there is a need for an improved structure for such a servomotor that overcomes the above-mentioned drawbacks.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a novel integrated diaphragm valve formula servomotor to the installation is maintained.
The utility model discloses a solve the technical scheme that its technical problem adopted and be:
a novel integrated diaphragm valve-type servomotor, comprising:
an oil cylinder;
the oil cylinder is communicated with the proportional valve through an oil outlet flow passage, and the oil cylinder conveys the fire-resistant oil to the proportional valve;
the oil outlet one-way valve is communicated with the proportional valve, the fire-resistant oil is conveyed to the oil outlet one-way valve through the proportional valve, and the oil outlet one-way valve provides high-pressure system pressure oil to the outside;
the oil return one-way valve is communicated with the oil cylinder through an oil return flow passage, and return oil of the high-pressure system flows back to the oil cylinder through the oil return one-way valve;
the diaphragm valve is communicated with the proportional valve and the oil return one-way valve, so that the low-pressure safety oil can be communicated with the oil return flow passage through the diaphragm valve;
the unloading valve is respectively communicated with the diaphragm valve and the oil cylinder, and the unloading valve unloads the pressure between the diaphragm valve and the oil cylinder;
a shutdown electromagnetic valve which is communicated with the diaphragm valve and the oil outlet one-way valve,
further, the oil cylinder, the proportional valve, the oil outlet one-way valve, the oil return one-way valve, the diaphragm valve, the unloading valve and the shutdown solenoid valve are arranged in the control integrated block, an oil flow channel between the oil cylinder, the proportional valve, the oil outlet one-way valve, the oil return one-way valve, the diaphragm valve, the unloading valve and the shutdown solenoid valve is arranged in the control integrated block, and the control integrated block is provided with a high-pressure system pressure oil switching end head, a high-pressure system oil return switching end head and a low-pressure safety oil switching end head.
Further, the unloading valve is also communicated with the oil outlet flow passage.
The utility model has the advantages that:
according to the hydraulic servomotor, each hydraulic component is arranged in the control integrated block, and the oil flow channel is formed in the control integrated block to communicate the hydraulic components, so that connecting pipelines among the components are reduced, and the hydraulic servomotor is communicated with the outside through the high-pressure system pressure oil switching end, the high-pressure system oil return switching end and the low-pressure safety oil switching end, so that the hydraulic servomotor is convenient to mount and dismount, saves mounting space, reduces oil leakage points, is favorable for reducing faults, and prolongs the service life.
Drawings
Fig. 1 is a schematic structural diagram of the novel integrated diaphragm valve type servomotor provided by the present invention.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention will be further described with reference to the drawings and the specific embodiments.
As shown in figure 1, the novel integrated diaphragm valve type oil motor provided by the utility model comprises an oil cylinder 1, a proportional valve 2, an oil outlet one-way valve 3, an oil return one-way valve 4, a diaphragm valve 5, an unloading valve 6 and a stop electromagnetic valve 7, wherein the oil cylinder is communicated with the proportional valve through an oil outlet flow passage, the oil cylinder conveys fire-resistant oil to the proportional valve, the oil outlet one-way valve is communicated with the proportional valve, the fire-resistant oil is conveyed to the oil outlet one-way valve through the proportional valve, high-pressure system pressure oil is provided outwards by the oil outlet one-way valve, the oil return one-way valve is communicated with the oil cylinder through an oil return flow passage, the high-pressure oil return system returns back to the oil cylinder through the oil return one-way valve, the diaphragm valve is communicated with the proportional valve and the oil return one-way valve, low-pressure safety oil can be communicated with the oil return flow passage through the diaphragm valve, the unloading valve is also communicated with the oil outlet flow passage. Meanwhile, the oil cylinder, the proportional valve, the oil outlet one-way valve, the oil return one-way valve, the diaphragm valve, the unloading valve and the shutdown solenoid valve are arranged in a control integrated block, an oil flow channel between the oil cylinder, the proportional valve, the oil outlet one-way valve, the oil return one-way valve, the diaphragm valve, the unloading valve and the shutdown solenoid valve is arranged in the control integrated block, and a high-pressure system pressure oil switching end head, a high-pressure system oil return switching end head and a low-pressure safety oil switching end head are arranged on the control integrated block. According to the hydraulic servomotor, each hydraulic component is arranged in the control integrated block, and the oil flow channel is formed in the control integrated block to communicate the hydraulic components, so that connecting pipelines among the components are reduced, and the hydraulic servomotor is communicated with the outside through the high-pressure system pressure oil switching end, the high-pressure system oil return switching end and the low-pressure safety oil switching end, so that the hydraulic servomotor is convenient to mount and dismount, saves mounting space, reduces oil leakage points, is favorable for reducing faults, and prolongs the service life.
The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose thereof is to let the technical personnel in the field understand the contents of the present invention and implement the present invention, and the protection scope of the present invention can not be limited thereby, and all equivalent changes or modifications made according to the spirit of the present invention should be covered in the protection scope of the present invention.
Claims (3)
1. A novel integrated diaphragm valve type servomotor, characterized by comprising:
an oil cylinder;
the oil cylinder is communicated with the proportional valve through an oil outlet flow passage, and the oil cylinder conveys the fire-resistant oil to the proportional valve;
the oil outlet one-way valve is communicated with the proportional valve, the fire-resistant oil is conveyed to the oil outlet one-way valve through the proportional valve, and the oil outlet one-way valve provides high-pressure system pressure oil to the outside;
the oil return one-way valve is communicated with the oil cylinder through an oil return flow passage, and return oil of the high-pressure system flows back to the oil cylinder through the oil return one-way valve;
the diaphragm valve is communicated with the proportional valve and the oil return one-way valve, so that the low-pressure safety oil can be communicated with the oil return flow passage through the diaphragm valve;
the unloading valve is respectively communicated with the diaphragm valve and the oil cylinder, and the unloading valve unloads the pressure between the diaphragm valve and the oil cylinder;
and the shutdown electromagnetic valve is communicated with the diaphragm valve and the oil outlet one-way valve.
2. The novel integrated diaphragm valve type servomotor according to claim 1, wherein the oil cylinder, the proportional valve, the oil outlet check valve, the oil return check valve, the diaphragm valve, the unloading valve and the stop solenoid valve are arranged in the control integrated block.
3. The novel integrated diaphragm valve servomotor of claim 1, wherein:
the unloading valve is also communicated with the oil outlet flow passage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022394939.4U CN213540882U (en) | 2020-10-23 | 2020-10-23 | Novel integrated diaphragm valve type servomotor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022394939.4U CN213540882U (en) | 2020-10-23 | 2020-10-23 | Novel integrated diaphragm valve type servomotor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213540882U true CN213540882U (en) | 2021-06-25 |
Family
ID=76499942
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022394939.4U Active CN213540882U (en) | 2020-10-23 | 2020-10-23 | Novel integrated diaphragm valve type servomotor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213540882U (en) |
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2020
- 2020-10-23 CN CN202022394939.4U patent/CN213540882U/en active Active
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