CN221423801U - Nuclear power fluid coupling speed regulating mechanism - Google Patents
Nuclear power fluid coupling speed regulating mechanism Download PDFInfo
- Publication number
- CN221423801U CN221423801U CN202323119409.9U CN202323119409U CN221423801U CN 221423801 U CN221423801 U CN 221423801U CN 202323119409 U CN202323119409 U CN 202323119409U CN 221423801 U CN221423801 U CN 221423801U
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- oil
- connecting rod
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- nuclear power
- adjusting
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- 230000001105 regulatory effect Effects 0.000 title claims abstract description 46
- 230000007246 mechanism Effects 0.000 title claims abstract description 42
- 230000008878 coupling Effects 0.000 title claims description 9
- 238000010168 coupling process Methods 0.000 title claims description 9
- 238000005859 coupling reaction Methods 0.000 title claims description 9
- 239000012530 fluid Substances 0.000 title claims description 9
- 230000005540 biological transmission Effects 0.000 claims description 11
- 238000007599 discharging Methods 0.000 claims description 6
- 239000003921 oil Substances 0.000 description 69
- 230000001276 controlling effect Effects 0.000 description 5
- 239000000428 dust Substances 0.000 description 4
- 230000004044 response Effects 0.000 description 4
- 230000007547 defect Effects 0.000 description 3
- 230000002035 prolonged effect Effects 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008844 regulatory mechanism Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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Abstract
The utility model relates to a nuclear power hydraulic coupler speed regulating mechanism, which comprises a mechanism main body, wherein an oil cylinder is fixedly arranged on the mechanism main body, a piston is movably arranged in the oil cylinder, an oil discharge scoop tube is fixedly arranged in the center of the piston, a regulating valve is movably arranged on the mechanism main body, a regulating connecting rod is connected between the regulating valve and the oil discharge scoop tube, a cylinder cover is arranged on the oil cylinder, a distributing block is also arranged on the main body mechanism, a three-position four-way proportional reversing valve is arranged on the distributing block, the distributing block is connected with the oil cylinder through a control oil pipeline, and the three-position four-way proportional reversing valve is connected with a control oil inlet and outlet pipeline.
Description
Technical Field
The utility model relates to the technical field of speed regulation of a hydraulic coupler, in particular to a speed regulation mechanism of a nuclear power hydraulic coupler.
Background
The coupler speed regulating mechanism is an important part of the hydraulic coupler and comprises a scoop tube oil discharging part, a regulating valve oil inlet part, a three-position four-way proportional reversing valve control part, an oil cylinder assembly and the like, and the design of the speed regulating mechanism plays a key role in the overall design of the coupler; the control precision, response speed and stability of the speed regulating mechanism play a key role in the overall stable operation of the coupler.
At present, the domestic coupler speed regulating mechanism mostly adopts a cam plate or an electric actuator straight-pull structure, the structure is complex, the speed regulating sensitivity and precision are insufficient, the coupler is easy to damage, the long-term stable operation of the coupler and the high-precision speed regulating requirement of a nuclear power plant are difficult to ensure, and aiming at the problem, the improvement requirement of the coupler speed regulating mechanism is urgent.
Therefore, in order to solve the defects in the prior art, it is necessary to provide a speed regulating mechanism of a nuclear power hydraulic coupler to solve the defects in the prior art.
Disclosure of utility model
The utility model aims to overcome the defects of the prior art and provide a nuclear power hydraulic coupler speed regulating mechanism, which runs in linkage through a connecting rod of an oil discharge scoop tube and a regulating valve, is connected with a control oil inlet and outlet pipeline through a three-position four-way proportional reversing valve, controls oil inlet and outlet quantity through controlling the opening degree of a valve port, regulates the positions of the oil discharge scoop tube and the regulating valve, achieves the aim of regulating the speed of a coupler, greatly prolongs the service life of an actuator, and improves response speed and control precision.
The above object of the present utility model is achieved by the following means.
The utility model provides a nuclear power fluid coupling speed regulating mechanism, including the mechanism main part, fixed mounting has the hydro-cylinder on the mechanism main part, the inside movable mounting of hydro-cylinder has the piston, piston central authorities fixed mounting has the oil drain spoon pipe, oil drain spoon pipe movable mounting is on the mechanism main part, still movable mounting has the governing valve in the mechanism main part, be connected with the adjusting link between governing valve and the oil drain spoon pipe, install the cylinder cap on the hydro-cylinder, still install the allocation piece on the main part mechanism, install three-position cross proportion switching-over valve on the allocation piece, be connected through the control oil pipeline between allocation piece and the hydro-cylinder.
Specifically, a control oil channel is formed in the cylinder cover, the distribution block is connected with the oil cylinder through the control oil channel, and the control oil channel and the control oil pipeline are respectively connected with the oil cylinder at two sides of the piston.
Preferably, the adjusting connecting rod comprises a connecting rod main block, one end of the oil drain spoon pipe, which is close to the adjusting connecting rod, is fixedly provided with a positioning sleeve, the upper part of the positioning sleeve is rotationally provided with the connecting rod main block, the bottom of the connecting rod main block is rotationally provided with a transmission rod, one end of the transmission rod, which is far away from the connecting rod main block, is rotationally provided with an adjusting rod, and one end of the adjusting rod, which is far away from the transmission rod, is rotationally connected with an adjusting valve.
Specifically, a position sensing positioning rod is fixedly arranged on the positioning sleeve, the position sensing positioning rod is movably arranged on the mechanism main body, and a position sensor is fixedly arranged on the position sensing positioning rod.
Furthermore, the regulating valve and the oil drain spoon pipe are provided with dustproof sleeves.
According to the utility model, the oil discharge scoop tube and the connecting rod of the regulating valve are in linkage operation, the three-position four-way proportional reversing valve is connected with the oil inlet and outlet pipeline, the oil inlet and outlet quantity is controlled by controlling the opening of the valve port, and the positions of the oil discharge scoop tube and the regulating valve are regulated, so that the purpose of regulating the speed of the coupler is achieved, the service life of the actuator is greatly prolonged, and the response speed and the control precision are improved.
Drawings
The utility model is further illustrated by the accompanying drawings, which are not to be construed as limiting the utility model in any way.
FIG. 1 is a schematic cross-sectional view of a nuclear power fluid coupling speed governor mechanism of the present utility model.
From fig. 1, it includes:
1. A mechanism body;
2. an oil cylinder;
3. a piston;
4. an oil drain spoon tube;
5. a regulating valve;
6. Adjusting the connecting rod;
61. the device comprises a connecting rod main block, 62, a positioning sleeve, 63, a transmission rod, 64, an adjusting rod, 65, a sensing positioning rod, 66 and a position sensor;
7. A cylinder cover;
8. A distribution block;
9. A three-position four-way proportional reversing valve;
10. A control oil pipeline;
11. Controlling an oil passage;
12. A dust cover.
Detailed Description
The utility model will be further described with reference to the following examples.
Example 1.
As shown in fig. 1, the nuclear power hydraulic coupler speed regulating mechanism comprises a mechanism main body 1, an oil cylinder 2 is fixedly arranged on the mechanism main body 1, a piston 3 is movably arranged in the oil cylinder 2, an oil drain spoon pipe 4 is fixedly arranged in the center of the piston 3, the oil drain spoon pipe 4 is movably arranged on the mechanism main body 1, a regulating valve 5 is movably arranged on the mechanism main body 1, a regulating connecting rod 6 is connected between the regulating valve 5 and the oil drain spoon pipe 4, a cylinder cover 7 is arranged on the oil cylinder 2, a distributing block 8 is also arranged on the main body mechanism, a three-position four-way proportional reversing valve 9 is arranged on the distributing block 8, and the distributing block 8 is connected with the oil cylinder 2 through a control oil pipeline 10.
The application is used for carrying out electrohydraulic speed regulation on the coupler, firstly, the distribution of control oil is carried out through the distribution block 8, then, the regulation of the flow direction of the control oil is realized through the three-position four-way proportional reversing valve 9, and further, the regulation of the movement direction of the piston 3 and the oil discharge scoop tube 4 is realized, and further, the movement of the regulating connecting rod 6 is driven, the oil discharge scoop tube 4 and the regulating valve 5 are respectively connected to the oil inlet and the oil outlet of the coupler, so that the oil inlet and the oil discharge of the coupler are quickly matched through the oil discharge scoop tube 4 and the regulating valve 5.
The cylinder cover 7 is provided with a control oil channel 11, the distribution block 8 is connected with the cylinder 2 through the control oil channel 11, and the control oil channel 11 and the control oil pipeline 10 are respectively connected with the cylinder 2 at one side of the piston 3 at two sides of the piston 3.
The control oil channel 11 arranged on the cylinder cover 7 can be used for conveniently controlling the flow of oil between the distribution block 8 and the cylinder 2, the control oil pipeline 10 is communicated with the cylinder 2 at the other side of the piston 3, the flow direction of the oil in the cylinder 2 is different through the three-position four-way proportional reversing valve 9, one oil inlet is used for discharging oil, and the other oil outlet is used for enabling the hydraulic oil to push the piston 3 to move in the cylinder 2 and further driving the oil discharge scoop tube 4 to move.
The adjusting connecting rod 6 comprises a connecting rod main block 61, one end of the oil drain spoon pipe 4, which is close to the adjusting connecting rod 6, is fixedly provided with a positioning sleeve 62, the upper part of the positioning sleeve 62 is rotatably provided with the connecting rod main block 61, the bottom of the connecting rod main block 61 is rotatably provided with a transmission rod 63, one end of the transmission rod 63, which is far away from the connecting rod main block 61, is rotatably provided with an adjusting rod 64, and one end of the adjusting rod 64, which is far away from the transmission rod 63, is rotatably connected with the adjusting valve 5.
The adjusting connecting rod 6 is connected with the positioning sleeve 62 through the connecting rod main block 61, the positioning sleeve 62 is driven by the adjusting movement of the oil drain spoon pipe 4 to adjust the movement, the positioning sleeve 62 drives the connecting rod main block 61 to rotate on the mechanism main body 1, the bottom of the connecting rod main block 61 drives the transmission rod 63 to adjust the movement, and the adjusting rod 64 drives the adjusting valve 5 to rapidly match the oil inlet amount and the oil drain amount of the coupler.
The position sensing positioning rod 65 is fixedly arranged on the positioning sleeve 62, the position sensing positioning rod 65 is movably arranged on the mechanism main body 1, and the position sensor 66 is fixedly arranged on the position sensing positioning rod 65.
The position sensor 66 on the positioning sleeve 62 is fixedly connected with the positioning sleeve 62 through the sensing positioning rod 65, so that synchronous movement of the position sensor 66 is realized, and further, the oil inlet amount and the oil outlet amount of the coupler are accurately controlled through an externally connected control system.
And the regulating valve 5 and the oil drain spoon pipe 4 are both provided with dust covers.
The dust cover can prevent to adhere to the dust on the oil drain scoop tube 4 and the regulating valve 5, avoids the displacement jamming of the regulating valve 5 and the oil drain scoop tube 4.
According to the utility model, the oil discharge scoop tube 4 and the connecting rod of the regulating valve 5 are in linkage operation, the three-position four-way proportional reversing valve 9 is connected with the oil inlet and outlet pipelines, the oil inlet and outlet quantity is controlled by controlling the opening of the valve port, and the positions of the oil discharge scoop tube 4 and the regulating valve 5 are regulated, so that the purpose of regulating the speed of the coupler is achieved, the service life of the actuator is greatly prolonged, and the response speed and the control precision are improved.
Finally, it should be noted that the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the scope of the present utility model, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions can be made to the technical solution of the present utility model without departing from the spirit and scope of the technical solution of the present utility model.
Claims (5)
1. A nuclear power fluid coupling speed regulating mechanism is characterized in that: the oil discharging device comprises a mechanism main body, wherein an oil cylinder is fixedly arranged on the mechanism main body, a piston is movably arranged in the oil cylinder, an oil discharging spoon pipe is fixedly arranged in the center of the piston, the oil discharging spoon pipe is movably arranged on the mechanism main body, an adjusting valve is movably arranged on the mechanism main body, an adjusting connecting rod is connected between the adjusting valve and the oil discharging spoon pipe, a cylinder cover is arranged on the oil cylinder, a distributing block is further arranged on the main body mechanism, a three-position four-way proportional reversing valve is arranged on the distributing block, and the distributing block is connected with the oil cylinder through a control oil pipeline.
2. The nuclear power fluid coupling speed regulating mechanism of claim 1, wherein: the cylinder cover is provided with a control oil channel, the distribution block is connected with the oil cylinder through the control oil channel, and the control oil channel and the control oil pipeline are respectively connected with the oil cylinder at two sides of the piston.
3. The nuclear power fluid coupling speed regulating mechanism as defined in claim 2, wherein: the adjusting connecting rod comprises a connecting rod main block, one end of the oil drain spoon pipe, which is close to the adjusting connecting rod, is fixedly provided with a positioning sleeve, the upper part of the positioning sleeve is rotatably provided with the connecting rod main block, the bottom of the connecting rod main block is rotatably provided with a transmission rod, one end of the transmission rod, which is far away from the connecting rod main block, is rotatably provided with an adjusting rod, and one end of the adjusting rod, which is far away from the transmission rod, is rotatably connected with the adjusting valve.
4. A nuclear power fluid coupling speed regulating mechanism as defined in claim 3, wherein: the upper part of the positioning sleeve is fixedly provided with a position sensing positioning rod which is movably arranged on the mechanism main body, and the position sensing positioning rod is fixedly provided with a position sensor.
5. A nuclear power fluid coupling speed regulating mechanism as defined in claim 3, wherein: and the regulating valve and the oil drain spoon pipe are provided with dustproof sleeves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323119409.9U CN221423801U (en) | 2023-11-20 | 2023-11-20 | Nuclear power fluid coupling speed regulating mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323119409.9U CN221423801U (en) | 2023-11-20 | 2023-11-20 | Nuclear power fluid coupling speed regulating mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221423801U true CN221423801U (en) | 2024-07-26 |
Family
ID=91972866
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323119409.9U Active CN221423801U (en) | 2023-11-20 | 2023-11-20 | Nuclear power fluid coupling speed regulating mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221423801U (en) |
-
2023
- 2023-11-20 CN CN202323119409.9U patent/CN221423801U/en active Active
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