CN207097469U - A kind of nuclear power station offline mobile filter - Google Patents
A kind of nuclear power station offline mobile filter Download PDFInfo
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- CN207097469U CN207097469U CN201720975727.0U CN201720975727U CN207097469U CN 207097469 U CN207097469 U CN 207097469U CN 201720975727 U CN201720975727 U CN 201720975727U CN 207097469 U CN207097469 U CN 207097469U
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- filter
- pumping plant
- filter housing
- nuclear power
- water
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Abstract
Utility model devises a kind of nuclear power station offline mobile filter, the mobile trolley of roller is provided with including bottom, the mobile trolley is provided with the filter assemblies of Hotspot of Radioactivity in Power Component and filtered wastewater that mobilization dynamic is provided to waste water, and the Power Component includes pumping plant, the pumping plant water inlet pipe being connected with filter assemblies, the pumping plant outlet pipe for exporting current water；The filter assemblies include the filter housing with radioactive shield effect and the dismountable filter core being contained in the filter housing, the filter housing top is provided with the filter inleting pipe being connected with waste water source, and the filter housing lower end side delivery port is connected with the pumping plant water inlet pipe；Control cabinet and power supply box are additionally provided with the moving cart, the utility model employs the integrated design of filter assemblies and Power Component, armamentarium is integrated on a trolley for carrying roller, and operating personnel can be worked with remote control filter, reduce unnecessary radiation.
Description
Technical field
Nuclear power technical field of sewage is the utility model is related to, particularly a kind of nuclear power station offline mobile filtering dress
Put.
Background technology
With domestic new round nuclear power station unit station build peak arriving, country to Nuclear Safety, nuclear pollution protection at
The requirement more and more higher of reason, emergency processing, environmental protection etc., corresponding technical need is also more and more urgent, is especially related to
The demand of the nuclear pollution thing treatment technology of Nuclear Safety will be all the more urgent.The long-term development in science and technology outline in country, it is preferential to support
Major fields in, all refer to nuclear power Environmental Safety protection question, it is indicated that promote environmental protection industry development, primary study is adapted to me
The great environmental protection equipment and instrument and equipment of state's national conditions, domestic environment-friendly products occupation rate of market is increased, improve environmental protection equipment technology water
Flat and reinforcement nuclear facilities and radioactive sources safety supervision, it is ensured that nuclear pollution and Radiation Environment Safety.
The radioactive wastewater in fuel for nuclear power plant pond needs to discharge after carrying out purified treatment, what all early stages treated
Waste water is eventually discharged into the wastewater collection hole of the waste water drainage system in downstream, then handles qualified heel row toward ring through Waste Water Treatment
Border, but the technology of fuel pit waste water processing early stage at present is also to be improved, has to be developed a kind of without manually closely operating
, can effectively by Spent Radioactive water filtration heel row enter wastewater collection hole filter.
Utility model content
The defects of for above-mentioned prior art and existing technical problem, it is offline that the utility model devises a kind of nuclear power station
Portable filtration unit, employs the integrated design of filter assemblies and Power Component, and armamentarium is integrated in one and carries rolling
On the trolley of wheel, operating personnel can be worked with remote control filter, reduce unnecessary radiation, effectively reduced fuel and given up
The radioactive level in pond, efficiency high, stability are high.
Technical scheme is used by the utility model solves its technical problem：A kind of nuclear power station offline mobile filtering dress
Put, including a bottom is provided with the mobile trolley of roller, the mobile trolley is provided with provides mobilization dynamic to waste water
The filter assemblies of Hotspot of Radioactivity in Power Component and filtered wastewater, the Power Component include pumping plant, are connected with filter assemblies
Pumping plant water inlet pipe, the pumping plant outlet pipe for exporting current water, the pumping plant water inlet pipe connects with intakes of pumping station, described
Pumping plant outlet pipe connects with gargoyle of pumping station；The filter assemblies include filter housing and appearance with radioactive shield effect
The dismountable filter core being contained in the filter housing, the filter housing top are provided with the filter being connected with waste water source
Water inlet pipe, the filter inleting pipe connect with filter water inlet, the filter housing lower end side delivery port with it is described
The pumping plant water inlet pipe of pumping plant is connected, and waste water is flowed out by pumping plant outlet pipe again after flowing through filter core by filter inleting pipe；It is described
Control cabinet and power supply box are additionally provided with moving cart, the power supply box is powered to control cabinet and pumping plant；
Further, the pumping plant outlet pipe interlude is provided with the flowmeter of detection flowing water flow and for detecting pump
The water pressure gauge for the current water pressure in outlet pipe of standing, the pumping plant water outlet pipe end are provided with flowing water Valve；
Further, the filter inleting pipe is provided with inlet valve, and the filter housing includes retractable mistake
Filter cover, the filter housing are cylindrical in shape, and the filter core is adapted in cylinder with filter housing, is mountable to filter
In shell；
Further, the axis direction of the filter housing is vertical with the base plane of the moving cart, the mistake
Filter sheathing material is AISI 316L, and the filter housing inwall is provided with thickness 4mm lead screen layer, the essence of the filter core
Degree grade can take different specifications according to the size of Hotspot of Radioactivity particle；
Further, the control cabinet is provided with the extension control line that length is 10m, and the control line connects control panel,
Operating personnel can operate outside 10m to filter；
Further, the filter inleting pipe carries 18mm internal diameter snap joint seats, and the waste water source flexible pipe is provided with
The fast quick access of 18mm internal diameters, the pumping plant outlet pipe carry 50mm internal diameter snap joint seats, and water side flexible pipe is fast with 50mm internal diameters
Quick coupling, the adapter time of staff is reduced to greatest extent, reduce unnecessary irradiation, ensure safety；The filter
Inlet valve on water inlet pipe has decompressor, prevents instantaneous pressure from damaging filter assemblies；
Further, the portable filtration unit also includes transport cask flask, and the transport cask flask is cylindrical in shape,
Top is provided with closure, and the transport cask flask can store the filter core for pulling down, and the transport cask flask inwall is provided with
Shielding lead layer thick 4mm, the transport cask flask are provided with retaining mechanism and lid handle, are easy to the telemanipulator in hot cell to enter
Row is uncapped and takes out the filter core that gives up from transport cask flask；
Further, the pumping plant is 0.37kw electrodynamic pump using rated voltage 220V, 50/60Hz, power；
The beneficial effects of the utility model are：Contrast prior art, a kind of nuclear power station offline mobile of the present utility model
Filter, employs the integrated design of filter assemblies and Power Component, and armamentarium is integrated in a hand for carrying roller
On stroller, operating personnel can be worked with remote control filter, reduce unnecessary radiation, effectively reduce fuel wastewater disposal basin
Radioactive level, efficiency high, stability are high.
Brief description of the drawings
Fig. 1 is the schematic flow sheet of nuclear power fuel wastewater treatment described in the utility model.
Fig. 2 is the structural representation of portable filtration unit described in the utility model.
Fig. 3 is filter cartridge construction schematic diagram described in the utility model.
Fig. 4 is the structural representation of transport cask flask described in the utility model.
In figure：1st, mobile trolley, 2, filter housing, 21, strainer cover, 22, filter inleting pipe, 23, water intaking valve
Door, 3, filter core, 4, pumping plant, 41, pumping plant water inlet pipe, 42, pumping plant outlet pipe, 43, flowing water Valve, 5, flowmeter, 6, water pressure gauge, 7,
Control cabinet, 8, transport cask flask, 81, closure, 82, retaining mechanism.
Embodiment
Specific embodiment of the present utility model is elaborated below in conjunction with the accompanying drawings, furthers elucidate the utility model
The advantages of and the outstanding contributions relative to prior art, it is possible to understand that, following embodiments is only preferable to the utility model
The detailed description of embodiment, it should not be construed as any restrictions to technical solutions of the utility model.
As Figure 1-4, the utility model provides a kind of nuclear power station offline mobile filter, including a bottom is set
There is the mobile trolley 1 of roller, the mobile trolley 1, which is provided with, to be provided the Power Component of mobilization dynamic to waste water and filter useless
The filter assemblies of waterborne radioactivity focus, the Power Component include pumping plant 4, be connected with filter assemblies pumping plant water inlet pipe 41,
For exporting the pumping plant outlet pipe 42 of current water, the pumping plant water inlet pipe 41 connects with intakes of pumping station, the pumping plant water outlet
Pipe 42 connects with gargoyle of pumping station；The filter assemblies include the filter housing 2 with radioactive shield effect and are contained in
Dismountable filter core 3 in the filter housing 2, the top of filter housing 2 are provided with the filter being connected with waste water source
Water inlet pipe 21, the filter inleting pipe 21 connect with filter water inlet, the lower end side delivery port of filter housing 2 with
The pumping plant water inlet pipe 41 of the pumping plant 4 is connected, and waste water is flowed through after filter core 3 again by pumping plant outlet pipe by filter inleting pipe 22
42 outflows；Control cabinet 7 and power supply box are additionally provided with the moving cart 1, the power supply box is powered to control cabinet 7 and pumping plant 4.
The interlude of pumping plant outlet pipe 42 is provided with the flowmeter 5 of detection flowing water flow and for detecting pumping plant water outlet
The water pressure gauge 6 of current water pressure in pipe 42, the flowmeter and water pressure gauge are using digital；The end of pumping plant outlet pipe 42
End is provided with flowing water Valve 43, and the flowing water Valve 43 is electrodynamic type, external diameter Φ 22mm, internal diameter Φ 18mm.
The filter inleting pipe 22 is provided with inlet valve 23, and the inlet valve 23 is electrodynamic type, external diameter Φ 54mm,
Internal diameter Φ 50mm, the filter housing 2 include retractable strainer cover 21, and the filter housing 2 is cylindrical in shape, the filter
Core 3 is adapted in cylinder with filter housing 2, is mountable in filter housing 2.
The axis direction of the filter housing 2 is vertical with the base plane of the moving cart 1, the filter housing
2 materials are AISI 316L, and the inwall of filter housing 2 is provided with thickness 4mm lead screen layer, the accuracy class of the filter core 3
Different specifications can be taken according to the size of Hotspot of Radioactivity particle：
Filter core a：For filter efficiency of its filter effect of more than 10um particle not less than 98%；
Filter core b：For filter efficiency of its filter effect of more than 25um particle not less than 98%；
External diameter Φ 162mm, internal diameter the Φ 160mm, high 540mm of filter core.
The control cabinet 7 is provided with the extension control line that length is 10m, and the control line connects control panel, operating personnel
Filter can be operated outside 10m.
The filter inleting pipe 22 carries 18mm internal diameter snap joint seats, and the waste water source flexible pipe is provided with 18mm internal diameters
Fast quick access, the pumping plant outlet pipe 42 carry 50mm internal diameter snap joint seats, and water side flexible pipe carries 50mm internal diameter snap joints,
The adapter time of staff is reduced to greatest extent, reduces unnecessary irradiation, ensures safety；The filter inleting pipe 22
On inlet valve 23 there is decompressor, prevent instantaneous pressure damage filter assemblies.
The portable filtration unit also includes transport cask flask 8, and the transport cask flask 8 is cylindrical in shape, and top is set
There is closure 81, the transport cask flask 8 can store the filter core 3 for pulling down, and the transport inwall of cask flask 8 is provided with
Shielding lead layer thick 4mm, the transport cask flask 8 are provided with retaining mechanism 82 and lid handle, the robot being easy in hot cell
Hand is uncapped and takes out the filter core 3 that gives up from transport cask flask 8.
The pumping plant is 0.37kw electrodynamic pump using rated voltage 220V, 50/60Hz, power.
The mobile trolley size（Length） 0.8 m x 0.5 m x 1.2 m.
A kind of operation principle of nuclear power station offline mobile filter of the utility model：
Filter inleting pipe is accessed wastewater disposal basin, starting device by staff, and high radioactivity waste water enters into filter
Row filters, and in normal work, filter housing and filter core bear maximum pressure and can reach more than 3bar, 32 liters/min of filtering traffic
The pressure difference Max2.5bar of clock, lift 12.5m, filter water inlet and delivery port, flowmeter can accurately measure the liquid after filtering
Body.
The replacing principle of filter core described in the utility model：
Work as filter core（Measure filter housing）Filter core need to be changed when close rate is more than 50mSv/h；
Filter core need to be changed when filter water inlet and delivery port pressure differential are 1.8bar, during gross pressure Max2.5bar.
The cleaning of the portable filtration unit：
Portable filtration unit after in order to prevent Residual dose in facility staff possibility endanger, must
It need to be cleaned.Desalination water pipe is accessed in filter water inlet pipe mouth, rising demineralized water with 50-100 is cleaned, clearly
Water tank（It is recommended that it is 100 liters）The distance no less than 10cm must be left between facility upper hose, prevents accidental cause from filtering
Stand and facility upper hose is polluted.
Claims (6)
- A kind of 1. nuclear power station offline mobile filter, it is characterised in that：The portable small of roller is provided with including a bottom Car, the mobile trolley are provided with the mistake of Hotspot of Radioactivity in Power Component and filtered wastewater that mobilization dynamic is provided to waste water Component is filtered, the Power Component includes pumping plant, the pumping plant water inlet pipe being connected with filter assemblies, the pumping plant for exporting current water Outlet pipe, the pumping plant water inlet pipe connect with intakes of pumping station, and the pumping plant outlet pipe connects with gargoyle of pumping station；The filtering Component includes the filter housing with radioactive shield effect and the dismountable filter core being contained in the filter housing, The filter housing top is provided with the filter inleting pipe being connected with waste water source, and the filter inleting pipe is intake with filter Mouth connection, the filter housing lower end side delivery port are connected with the pumping plant water inlet pipe of the pumping plant, and waste water passes through filtering Device water inlet pipe is flowed out by pumping plant outlet pipe again after flowing through filter core；Control cabinet and power supply box are additionally provided with the moving cart, it is described Power supply box is powered to control cabinet and pumping plant.
- A kind of 2. nuclear power station offline mobile filter according to claim 1, it is characterised in that：The pumping plant outlet pipe Interlude is provided with the flowmeter of detection flowing water flow and the water pressure gauge for detecting current water pressure in pumping plant outlet pipe, The pumping plant water outlet pipe end is provided with flowing water Valve.
- A kind of 3. nuclear power station offline mobile filter according to claim 1, it is characterised in that：The filter water inlet Pipe is provided with inlet valve, and the filter housing includes retractable strainer cover, and the filter housing is cylindrical in shape, described Filter core is adapted in cylinder with filter housing, is mountable in filter housing.
- A kind of 4. nuclear power station offline mobile filter according to claim 1, it is characterised in that：The filter housing Axis direction it is vertical with the base plane of the moving cart, the filter housing material is AISI 316L, the filtering Device outer casing inner wall is provided with thickness 4mm lead screen layer.
- A kind of 5. nuclear power station offline mobile filter according to claim 1, it is characterised in that：The control cabinet is provided with Length is 10m extension control line, and the control line connects control panel.
- A kind of 6. nuclear power station offline mobile filter according to claim 1, it is characterised in that：The movable filter Device also includes transport cask flask, and the transport cask flask is cylindrical in shape, and top is provided with closure, the transport cask flask Inwall is provided with the thick shielding lead layers of 4mm, and the transport cask flask is provided with retaining mechanism and lid handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720975727.0U CN207097469U (en) | 2017-08-07 | 2017-08-07 | A kind of nuclear power station offline mobile filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720975727.0U CN207097469U (en) | 2017-08-07 | 2017-08-07 | A kind of nuclear power station offline mobile filter |
Publications (1)
| Publication Number | Publication Date |
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| CN207097469U true CN207097469U (en) | 2018-03-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201720975727.0U Active CN207097469U (en) | 2017-08-07 | 2017-08-07 | A kind of nuclear power station offline mobile filter |
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| CN (1) | CN207097469U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108735312A (en) * | 2018-05-17 | 2018-11-02 | 江苏核电有限公司 | A kind of nuclear power station underwater foreign matter collects transfer device and its installation method |
-
2017
- 2017-08-07 CN CN201720975727.0U patent/CN207097469U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108735312A (en) * | 2018-05-17 | 2018-11-02 | 江苏核电有限公司 | A kind of nuclear power station underwater foreign matter collects transfer device and its installation method |
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