CN112228757A - Remote automatic oil filling and discharging device for ring crane reduction gearbox of nuclear power station - Google Patents
Remote automatic oil filling and discharging device for ring crane reduction gearbox of nuclear power station Download PDFInfo
- Publication number
- CN112228757A CN112228757A CN201910635127.3A CN201910635127A CN112228757A CN 112228757 A CN112228757 A CN 112228757A CN 201910635127 A CN201910635127 A CN 201910635127A CN 112228757 A CN112228757 A CN 112228757A
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- Prior art keywords
- oil
- filter
- reduction gearbox
- frame
- filling
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- 230000009467 reduction Effects 0.000 title claims abstract description 56
- 238000007599 discharging Methods 0.000 title claims abstract description 38
- 239000003921 oil Substances 0.000 claims abstract description 203
- 239000010687 lubricating oil Substances 0.000 claims abstract description 11
- 230000007246 mechanism Effects 0.000 claims description 39
- 239000010720 hydraulic oil Substances 0.000 claims description 13
- 239000002184 metal Substances 0.000 claims description 13
- 238000003466 welding Methods 0.000 claims description 4
- 239000010963 304 stainless steel Substances 0.000 claims description 3
- 229910000589 SAE 304 stainless steel Inorganic materials 0.000 claims description 3
- 230000003749 cleanliness Effects 0.000 claims description 3
- 239000012535 impurity Substances 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 238000012544 monitoring process Methods 0.000 claims description 3
- 239000002699 waste material Substances 0.000 abstract description 11
- 238000000034 method Methods 0.000 abstract description 5
- 230000008569 process Effects 0.000 abstract description 4
- 238000011109 contamination Methods 0.000 abstract description 3
- 238000012423 maintenance Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000005202 decontamination Methods 0.000 description 1
- 230000003588 decontaminative effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16N—LUBRICATING
- F16N7/00—Arrangements for supplying oil or unspecified lubricant from a stationary reservoir or the equivalent in or on the machine or member to be lubricated
- F16N7/38—Arrangements for supplying oil or unspecified lubricant from a stationary reservoir or the equivalent in or on the machine or member to be lubricated with a separate pump; Central lubrication systems
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16N—LUBRICATING
- F16N29/00—Special means in lubricating arrangements or systems providing for the indication or detection of undesired conditions; Use of devices responsive to conditions in lubricating arrangements or systems
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16N—LUBRICATING
- F16N31/00—Means for collecting, retaining, or draining-off lubricant in or on machines or apparatus
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16N—LUBRICATING
- F16N39/00—Arrangements for conditioning of lubricants in the lubricating system
- F16N39/06—Arrangements for conditioning of lubricants in the lubricating system by filtration
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16N—LUBRICATING
- F16N9/00—Arrangements for supplying oil or unspecified lubricant from a moving reservoir or the equivalent
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Loading And Unloading Of Fuel Tanks Or Ships (AREA)
Abstract
The invention relates to the technical field of nuclear power overhaul, and particularly discloses a long-distance automatic oil filling and discharging device for a nuclear power station ring crane reduction gearbox. By applying the process equipment, the problems that the requirement on manpower is high, the operation intensity is high, various risks such as edge operation and personnel contamination are caused when lubricating oil of the ring crane reduction gearbox is replaced, and part of the ring crane reduction gearbox cannot collect waste oil are solved.
Description
Technical Field
The invention belongs to the technical field of nuclear power overhaul, and particularly relates to a long-distance automatic oil filling and discharging device for a nuclear power station ring crane reduction gearbox.
Background
The nuclear power station ring cranes are all installed at the dome position of the reactor, and the distance between the nuclear power station ring crane and the nearest maintenance platform below the nuclear power station ring cranes is about 15-30 meters. Because the main lifting tonnage of the ring crane is large, the capacities of the lifting reduction gearbox and the cart walking reduction gearbox are both larger than 100L, after the ring crane runs for a period of time, lubricating oil in the reduction gearbox is aged and deteriorated, and the lubricating oil of the reduction gearbox needs to be replaced periodically.
The ring hangs two processes of collection and the filling of new oil that reducing gear box lubricating oil changed and contain waste oil, and the collection of waste oil generally adopts reducing gear box fuel outlet valve coupling hose to lead the waste oil bucket to deposit. Place the new oil drum at nearest maintenance platform during new oil filling, with hand pump with oil suction to the oil drum in, the rethread rope manpower promotes to near the reducing gear box and annotates, at this in-process, the manpower demand is big, and working strength is high, and it is big to face limit operation personnel and foreign matter risk of falling, and there is personnel to stain the risk in the waste oil collection storage process.
The difficulty of the change of the lubricating oil of the ring-hung reduction gearbox is that besides the high operation risk, part of the oil drain valves of the ring-hung reduction gearbox are suspended, and the waste oil in the reduction gearbox cannot be effectively collected.
In order to eliminate the risk of the ring crane reduction gearbox lubricating oil replacement operation and solve the problem that part of reduction gearboxes can not collect waste oil, the invention needs to provide a long-distance automatic oil filling and discharging device for the ring crane reduction gearbox of the nuclear power plant.
Disclosure of Invention
The invention aims to provide a long-distance automatic oil filling and discharging device for a nuclear power station ring crane reduction gearbox, so as to eliminate the operation risk when the ring crane reduction gearbox is replaced.
The technical scheme of the invention is as follows:
a long-distance automatic oil filling and discharging device for a nuclear power station ring crane reduction gearbox comprises a pipeline storage mechanism, a main body, a hydraulic oil way mechanism and an electric control mechanism;
the main body comprises a box-shaped metal frame, a caster and a frame;
the frame is formed by welding metal pipes, and four casters are respectively arranged at four corners of the outer ring at the bottom of the frame, so that the device can conveniently walk;
the box-type metal frame is welded on the front side of the upper part of the frame;
the hydraulic oil circuit mechanism comprises a motor, an inductor, a flowmeter, an oil circuit switching valve, an oil discharge filter, a gear pump and an oil filling filter;
the motor is connected with the gear pump and is a power source of the automatic oil charging and discharging device;
an oil discharge filter is arranged at the inlet end of the gear pump to prevent impurities from entering the gear pump; an oil filling filter is arranged at the outlet end of the gear pump to ensure the cleanliness of oil in the ring crane reduction gearbox;
an inductor and a flowmeter are arranged behind the oiling filter;
the flowmeter is used for counting the oil filling flow of the ring crane reduction box, and the sensor is used for monitoring the running state of an oil filling filter element;
the oil way switching valve is arranged behind the inductor and the flowmeter;
the oil way switching valve is externally connected with four oil way pipelines which are respectively connected with the oil discharge filter, the oil filling filter, the oil drum and the reduction gearbox;
all equipment in the hydraulic oil circuit mechanism is fixed at the lower part of the frame.
The electrical control mechanism comprises a pressure gauge behind the oil filling filter, an oil discharging/filling change-over switch, an oil pump start-stop switch, a pressure gauge before the oil filling filter, a pressure gauge behind the oil discharging filter, a flow display instrument and a pressure gauge before the oil discharging filter;
the pressure gauge before the refueling filter and the pressure gauge after the refueling filter respectively lead out pressure signals from an inlet and an outlet of the refueling filter for displaying the pressure at the inlet and the outlet of the refueling filter;
the pressure gauge before the oil discharge filter and the pressure gauge after the oil discharge filter respectively lead out pressure signals from the inlet and the outlet of the oil discharge filter for displaying the pressure at the inlet and the outlet of the oil discharge filter;
the flow display instrument is connected with the flowmeter and is used for displaying the accumulated flow during the operation of oil filling;
the oil pump start-stop switch is connected with the motor and used for starting and stopping the gear pump;
the oil discharging/filling change-over switch is connected with the oil path switching valve and is used for controlling filling or discharging oil;
all the devices of the electric control mechanism are arranged in the box-shaped metal frame;
the pipeline storage mechanism comprises an oil pipe reeler, a cable winder and a foldable hand wheel;
the oil pipe reelpipe device is of a reel structure, is externally connected with a foldable hand wheel and is used for curling two oil pipeline pipelines of the oil path switching valve which are communicated with the oil drum and the reduction gearbox; the cable winder is of a reel structure, and is externally connected with a foldable hand wheel for coiling a control cable of the motor;
and an oil pipe reeler and a cable reel in the pipeline storage mechanism are respectively fixed at the middle part of the frame.
The oil receiving disc is arranged on the inner ring at the bottom of the frame, so that leaked lubricating oil can be prevented from polluting the surrounding environment during operation of the device.
Still include filter core jam alarm, filter core jam alarm start stop switch and inductor with the oil pump respectively meet, when refueling the filter jam, but automatic alarm and cut off the power of motor make the gear pump stop work.
Under the electric control signal of the electric control mechanism, the oil inlet and outlet directions of oil in an oil pipeline of the oil path switching valve, which is respectively connected with the oil drum and the reduction gearbox, can be switched.
The oil path switching valve is a two-position four-way electromagnetic directional valve.
The bicycle frame is characterized by further comprising a handle, wherein the handle is welded on the rear side of the upper portion of the bicycle frame, and the bicycle frame can be pushed and steered conveniently and manually.
The truckle be but brake formula truckle, can easily remove and park fixedly through the manpower.
And the oil way switching valve leads to an oil way pipeline of the reduction gearbox and extends into the reduction gearbox.
The frame adopts 304 stainless steel material, when guaranteeing intensity, is convenient for clean and decontaminate.
All equipment in the hydraulic oil circuit mechanism and an oil pipe reeler and a cable winder in the pipeline storage mechanism are fixed on the frame through foundation bolts.
The invention has the following remarkable effects:
(1) the device provided by the invention is used for replacing lubricating oil of the ring crane reduction gearbox, and can eliminate various risks such as large manpower requirement, high operation strength, edge operation and personnel contamination.
(2) The hydraulic oil circuit mechanism of the device solves the problem that part of the ring crane reduction gearbox cannot collect waste oil.
(3) The electric control mechanism of the device can more intuitively and effectively detect and control the operation of the device through each display instrument.
(4) The device of the invention adopts a cable winder and an oil pipe reeler to effectively realize the collection of the oil pipe and the cable.
(5) The device has the advantages of compact structure, flexible and convenient operation and strong applicability.
Drawings
FIG. 1 is a schematic front view of an automatic oil filling and discharging device;
FIG. 2 is a schematic three-dimensional structure of an automatic oil filling and draining device;
fig. 3 is a schematic top view of the automatic oil filling and discharging device.
In the figure: 1-box type metal frame; 2-handle; 3-a pipeline storage mechanism; 4-a body; 5, a motor; 6-hydraulic oil circuit mechanism; 7-a caster; 8-an electrical control mechanism; 9-pressure gauge after oiling filter; 10-oil discharge/oil filling change-over switch; 11-a filter element blockage alarm; 12-oil pump start-stop switch; 13-pressure gauge before refueling filter; 14-pressure gauge behind the oil discharge filter; 15-flow display instrument; 16-pressure gauge before oil discharge filter; 17-an inductor; 18-a flow meter; 19-oil path switching valve; 20-oil discharge filter; 21-oil pipe reeler; 22-a frame; 23-a cable reel; 24-a foldable handwheel; 25-gear pump; 26-a refuelling filter; 27-oil receiving pan.
Detailed Description
The invention is described in further detail below with reference to the figures and the embodiments.
The long-distance automatic oil filling and discharging device for the ring crane reduction gearbox of the nuclear power plant as shown in the figures 1-3 comprises a pipeline accommodating mechanism 3, a main body 4, a hydraulic oil way mechanism 6 and an electric control mechanism 8.
The main body 4 comprises a box-shaped metal frame 1, a handle 2, a caster 7, a frame 22 and an oil receiving pan 27.
The frame 22 is formed by welding metal pipes, and four casters 7 are respectively arranged at four corners of the outer ring at the bottom of the frame, so that the device can conveniently walk. The caster wheels 7 are braking caster wheels which can be easily moved and fixed in a parking mode through manpower.
An oil receiving pan 27 is provided in an inner ring of the bottom of the frame 22 to prevent the leaked lubricant from contaminating the surrounding environment during the operation of the device.
The box-type metal frame 1 is welded to the front side of the upper part of the frame 22.
The handle 2 is welded at the rear side of the upper part of the frame 22, so that the frame 22 can be pushed and steered by manpower conveniently.
The frame 22 is made of 304 stainless steel materials, so that the strength is ensured, and the cleaning and decontamination are facilitated.
The hydraulic oil circuit mechanism 6 comprises a motor 5, an inductor 17, a flowmeter 18, an oil circuit switching valve 19, an oil discharge filter 20, a gear pump 25 and an oil filling filter 26.
The motor 5 is connected with the gear pump 25 and is a power source of the automatic oil filling and discharging device.
An oil discharge filter 20 is provided at an inlet end of the gear pump 25 to prevent impurities from entering the inside of the gear pump 25. An oil filling filter 26 is arranged at the outlet end of the gear pump 25 to ensure the cleanliness of oil in the ring crane reduction gearbox.
Behind the refuelling filter 26 there is an inductor 17 and a flow meter 18. The flowmeter 18 is used for counting the oil filling flow of the ring crane reduction gearbox, and the sensor 17 is used for monitoring the running state of a filter element of the oil filling filter 26.
The oil path switching valve 19 is a two-position four-way electromagnetic directional valve and is arranged behind the inductor 17 and the flowmeter 18. The four channels of the oil path switching valve 19 are externally connected with four oil path pipelines which are respectively connected with an oil discharge filter 20, an oil filling filter 26, an oil drum and a reduction gearbox. Under the electric control signal of the electric control mechanism 8, the oil path switching valve 19 can switch the inlet and outlet directions of oil in the oil path pipeline respectively connected with the oil drum and the reduction gearbox.
All the equipment in the hydraulic oil circuit mechanism 6 is fixed at the lower part of the frame 22 through anchor bolts.
The electrical control mechanism 8 comprises an oil filling filter rear pressure gauge 9, an oil discharging/filling change-over switch 10, a filter element blockage alarm 11, an oil pump start-stop switch 12, an oil filling filter front pressure gauge 13, an oil discharging filter rear pressure gauge 14, a flow display instrument 15 and an oil discharging filter front pressure gauge 16.
The pressure gauge before the refueling filter 13 and the pressure gauge after the refueling filter 9 respectively lead out pressure signals from the inlet and the outlet of the refueling filter 26 and are used for displaying the pressure at the inlet and the outlet of the refueling filter 26.
The pressure gauge 16 before the oil discharge filter and the pressure gauge 14 after the oil discharge filter respectively lead out pressure signals from the inlet and the outlet of the oil discharge filter 20, and are used for displaying the pressure at the inlet and the outlet of the oil discharge filter 20.
The flow display instrument 15 is connected with the flowmeter 18 and is used for displaying the accumulated flow during the oil filling operation.
The oil pump start-stop switch 12 is connected with the motor 5 and used for starting and stopping the gear pump 25. The filter core blockage alarm 11 is respectively connected with the oil pump start-stop switch 12 and the inductor 17, and can automatically alarm and cut off the power supply of the motor 5 when the oil filling filter 26 is blocked, so that the gear pump 25 stops working.
The oil discharge/filling change-over switch 10 is connected to an oil path switching valve 19 for controlling filling or discharging oil.
All the devices of the electric control mechanism 8 are arranged in the box-shaped metal frame 1.
The pipeline accommodating mechanism 3 comprises an oil pipe reeler 21, a cable winder 23 and a foldable hand wheel 24.
The oil pipe reelpipe ware 21 be the reel structure, connect collapsible hand wheel 24 outward for curl two oil circuit pipelines that oil circuit diverter valve 19 leads to oil drum and reducing gear box. The cable winder 23 is of a reel structure and is externally connected with a foldable hand wheel 24 for coiling a control cable of the motor 5.
The oil pipe reeler 21 and the cable reel 23 in the pipeline storage mechanism 3 are respectively fixed at the middle part of the frame 22 through anchor bolts.
The automatic oil charging and discharging device is moved to the nearest maintenance platform below the ring-hanging reduction box, the motor 5 is pulled out from the cable winder 23 through a cable, and a nearby three-phase four-wire power supply is connected; two oil line pipelines are pulled out from the oil pipe coiling device 21, one of the oil line pipelines is connected with a reduction gearbox for replacing lubricating oil and extends into the reduction gearbox, the other oil line pipeline is placed in a corresponding waste oil bucket, the oil discharging/filling change-over switch 10 is confirmed to be in the oil discharging position, the oil pump start-stop switch 12 is started, and when oil in the reduction gearbox is evacuated, the oil pump start-stop switch 12 is closed. An oil line pipeline in the waste oil barrel is placed in the new oil barrel, the oil discharge/filling change-over switch 10 is confirmed to be in a filling position, and the oil pump start-stop switch 12 is started until the ring crane reduction gearbox is filled with oil to a proper oil level.
By applying the process equipment, the problems that the requirement on manpower is high, the operation intensity is high, various risks such as edge operation and personnel contamination are caused when lubricating oil of the ring crane reduction gearbox is replaced, and part of the ring crane reduction gearbox cannot collect waste oil are solved.
Claims (10)
1. The utility model provides a long-distance automatic oil filling and discharging device of nuclear power station ring crane reducing gear box which characterized in that: comprises a pipeline storage mechanism (3), a main body (4), a hydraulic oil circuit mechanism (6) and an electric control mechanism (8);
the main body (4) comprises a box-shaped metal frame (1), a caster (7) and a frame (22);
the frame (22) is formed by welding metal pipes, four casters (7) are respectively arranged at four corners of the outer ring at the bottom of the frame, and the device can conveniently walk;
the box-type metal frame (1) is welded on the front side of the upper part of the frame (22);
the hydraulic oil circuit mechanism (6) comprises a motor (5), an inductor (17), a flowmeter (18), an oil circuit switching valve (19), an oil discharge filter (20), a gear pump (25) and an oil filling filter (26);
the motor (5) is connected with the gear pump (25) and is a power source of the automatic oil charging and discharging device;
an oil discharge filter (20) is arranged at the inlet end of the gear pump (25) to prevent impurities from entering the gear pump (25); an oil filling filter (26) is arranged at the outlet end of the gear pump (25) to ensure the cleanliness of oil in the ring crane reduction gearbox;
an inductor (17) and a flow meter (18) are arranged behind the refueling filter (26);
the flowmeter (18) is used for counting the oil filling flow of the ring crane reduction gearbox, and the sensor (17) is used for monitoring the running state of a filter element of the oil filling filter (26);
the oil way switching valve (19) is arranged behind the inductor (17) and the flowmeter (18);
the oil way switching valve (19) is externally connected with four oil way pipelines which are respectively connected with the oil discharge filter (20), the oil filling filter (26), the oil drum and the reduction gearbox;
all equipment in the hydraulic oil circuit mechanism (6) is fixed at the lower part of the frame (22).
The electric control mechanism (8) comprises a pressure gauge (9) behind the oil filling filter, an oil discharging/filling change-over switch (10), an oil pump start-stop switch (12), a pressure gauge (13) before the oil filling filter, a pressure gauge (14) behind the oil discharging filter, a flow display instrument (15) and a pressure gauge (16) before the oil discharging filter;
the pressure gauge (13) before the refueling filter and the pressure gauge (9) after the refueling filter respectively lead out pressure signals from the inlet and the outlet of the refueling filter (26) for displaying the pressure at the inlet and the outlet of the refueling filter (26);
the pressure gauge (16) before the oil discharge filter and the pressure gauge (14) after the oil discharge filter respectively lead out pressure signals from the inlet and the outlet of the oil discharge filter (20) for displaying the pressure at the inlet and the outlet of the oil discharge filter (20);
the flow display instrument (15) is connected with the flowmeter (18) and is used for displaying the accumulated flow during the operation of oil filling;
the oil pump start-stop switch (12) is connected with the motor (5) and is used for starting and stopping the gear pump (25);
the oil discharge/oil filling change-over switch (10) is connected with the oil way switching valve (19) and is used for controlling oil filling or oil discharge;
all the devices of the electric control mechanism (8) are arranged in the box-shaped metal frame (1);
the pipeline accommodating mechanism (3) comprises an oil pipe reeler (21), a cable winder (23) and a foldable hand wheel (24);
the oil pipe reelpipe ware (21) is of a reel structure, is externally connected with a foldable hand wheel (24) and is used for curling two oil pipeline pipelines of the oil path switching valve (19) which lead to the oil drum and the reduction gearbox; the cable winder (23) is of a drum structure, and is externally connected with a foldable hand wheel (24) for curling a control cable of the motor (5);
an oil pipe reeler (21) and a cable reel (23) in the pipeline storage mechanism (3) are respectively fixed at the middle part of the vehicle frame (22).
2. The long-distance automatic oil filling and discharging device for the ring crane reduction gearbox of the nuclear power plant as claimed in claim 1, characterized in that: the oil receiving disc (27) is arranged on an inner ring at the bottom of the frame (22), so that leaked lubricating oil can be prevented from polluting the surrounding environment during operation.
3. The long-distance automatic oil filling and discharging device for the ring crane reduction gearbox of the nuclear power plant as claimed in claim 2, characterized in that: still include filter core jam alarm (11), filter core jam alarm (11) meet with oil pump start-stop switch (12) and inductor (17) respectively, when refueling filter (26) are blockked up, but automatic alarm and cut off the power of motor (5), make gear pump (25) stop work.
4. The remote automatic oil filling and discharging device for the ring crane reduction gearbox of the nuclear power plant as claimed in claim 3, characterized in that: under the electric control signal of the electric control mechanism (8), the oil path switching valve (19) can switch the inlet and outlet directions of oil in an oil path pipeline respectively connected with the oil drum and the reduction gearbox.
5. The remote automatic oil filling and discharging device for the ring crane reduction gearbox of the nuclear power plant as claimed in claim 4, characterized in that: the oil path switching valve (19) is a two-position four-way electromagnetic directional valve.
6. The remote automatic oil filling and discharging device for the ring crane reduction gearbox of the nuclear power plant as claimed in claim 5, characterized in that: still include hand (2), hand (2) welding in the rear side on frame (22) upper portion, make things convenient for manpower to carry out frame (22) and turn to.
7. The remote automatic oil filling and discharging device for the ring crane reduction gearbox of the nuclear power plant as claimed in claim 6, characterized in that: the caster wheel (7) is a braking caster wheel, and can be easily moved and fixed in a parking way through manpower.
8. The remote automatic oil filling and discharging device for the ring crane reduction gearbox of the nuclear power plant as claimed in claim 7, characterized in that: and an oil line pipeline leading to the reduction gearbox from the oil path switching valve (19) extends into the reduction gearbox.
9. The remote automatic oil filling and discharging device for the ring crane reduction gearbox of the nuclear power plant as claimed in claim 8, characterized in that: the frame (22) is made of 304 stainless steel materials, so that the frame is convenient to clean and decontaminate while the strength is ensured.
10. The remote automatic oil filling and discharging device for the ring crane reduction gearbox of the nuclear power plant as claimed in claim 9, characterized in that: all equipment in the hydraulic oil circuit mechanism (6) and an oil pipe reeler (21) and a cable winder (23) in the pipeline storage mechanism (3) are fixed on the frame (22) through foundation bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910635127.3A CN112228757A (en) | 2019-07-15 | 2019-07-15 | Remote automatic oil filling and discharging device for ring crane reduction gearbox of nuclear power station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910635127.3A CN112228757A (en) | 2019-07-15 | 2019-07-15 | Remote automatic oil filling and discharging device for ring crane reduction gearbox of nuclear power station |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112228757A true CN112228757A (en) | 2021-01-15 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910635127.3A Pending CN112228757A (en) | 2019-07-15 | 2019-07-15 | Remote automatic oil filling and discharging device for ring crane reduction gearbox of nuclear power station |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112228757A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11173495A (en) * | 1997-12-12 | 1999-06-29 | East Japan Railway Co | Vehicle mounting type lubrication method and device |
| CN202673807U (en) * | 2012-05-30 | 2013-01-16 | 深圳市钻通工程机械股份有限公司 | Double-cylinder high-low pressure speed switching oil line |
| CN103343568A (en) * | 2013-07-16 | 2013-10-09 | 国家电网公司 | Transformer substation flood prevention device |
| CN103527328A (en) * | 2012-07-04 | 2014-01-22 | 富士重工业株式会社 | Engine control device |
| CN109733532A (en) * | 2019-03-03 | 2019-05-10 | 江苏兴洋船舶设备制造有限公司 | A kind of ship chock |
| CN210800662U (en) * | 2019-07-15 | 2020-06-19 | 中核核电运行管理有限公司 | Remote automatic oil filling and discharging device for ring crane reduction gearbox of nuclear power station |
-
2019
- 2019-07-15 CN CN201910635127.3A patent/CN112228757A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11173495A (en) * | 1997-12-12 | 1999-06-29 | East Japan Railway Co | Vehicle mounting type lubrication method and device |
| CN202673807U (en) * | 2012-05-30 | 2013-01-16 | 深圳市钻通工程机械股份有限公司 | Double-cylinder high-low pressure speed switching oil line |
| CN103527328A (en) * | 2012-07-04 | 2014-01-22 | 富士重工业株式会社 | Engine control device |
| CN103343568A (en) * | 2013-07-16 | 2013-10-09 | 国家电网公司 | Transformer substation flood prevention device |
| CN109733532A (en) * | 2019-03-03 | 2019-05-10 | 江苏兴洋船舶设备制造有限公司 | A kind of ship chock |
| CN210800662U (en) * | 2019-07-15 | 2020-06-19 | 中核核电运行管理有限公司 | Remote automatic oil filling and discharging device for ring crane reduction gearbox of nuclear power station |
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