CN201319267Y - High pressure water decontamination cell - Google Patents
High pressure water decontamination cell Download PDFInfo
- Publication number
- CN201319267Y CN201319267Y CNU2008201777262U CN200820177726U CN201319267Y CN 201319267 Y CN201319267 Y CN 201319267Y CN U2008201777262 U CNU2008201777262 U CN U2008201777262U CN 200820177726 U CN200820177726 U CN 200820177726U CN 201319267 Y CN201319267 Y CN 201319267Y
- Authority
- CN
- China
- Prior art keywords
- high pressure
- column type
- type casing
- outlet
- under high
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 238000005202 decontamination Methods 0.000 title claims abstract description 38
- 230000003588 decontaminative effect Effects 0.000 title claims abstract description 36
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 34
- 239000007788 liquid Substances 0.000 claims abstract description 5
- 230000007246 mechanism Effects 0.000 claims description 6
- 239000000725 suspension Substances 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 2
- 238000004804 winding Methods 0.000 claims description 2
- 230000005855 radiation Effects 0.000 abstract description 5
- 238000004140 cleaning Methods 0.000 abstract description 4
- 238000011109 contamination Methods 0.000 abstract description 3
- 238000011010 flushing procedure Methods 0.000 abstract description 3
- 230000002285 radioactive effect Effects 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 2
- 238000012545 processing Methods 0.000 abstract description 2
- 238000009423 ventilation Methods 0.000 abstract 2
- 230000005540 biological transmission Effects 0.000 description 4
- 230000008878 coupling Effects 0.000 description 4
- 238000010168 coupling process Methods 0.000 description 4
- 238000005859 coupling reaction Methods 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000010865 sewage Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000001802 infusion Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000010814 metallic waste Substances 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
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Abstract
The utility model relates to the cleaning equipment field of nuclear decontamination, in particular to a high pressure water decontamination cell. By placing radioactive contamination equipment and parts into the high pressure water decontamination cell for dismounting and flushing, and manually dismounting from a glove opening for operation, the lower end at the inner side of a cylindrical tank body is provided with a turntable, and the radioactive contamination equipment and parts are placed on the turntable for rotating so as to ensure the flushing effect. Beside, the cylindrical tank body is provided with a water-containing plate with a certain inclination angle so as to discharge the radiation liquid and ensure the inner cleaning and safety of the high pressure water decontamination cell. In addition, the top of the equipment is provides with an air opening which is connected with a ventilation system to lead the inner part of the equipment to generate certain negative pressure, and lead the water vapor generated by the high pressure water to enter the ventilation system from the air opening for processing, thereby fully ensuring no radiation leak and ensuring the safety of the operating staff.
Description
Technical field
The utility model relates to the cleaning equipment field in nuclear decontamination field, is specifically related to a kind of water under high pressure decontamination cell.
Background technology
Nuclear power plant need carry out the decontamination processing to part radiocontamination equipment and parts, so that next step maintenance or store operation during operation and safeguarding.Radiocontamination equipment and parts are after packing, and the decontamination shop that is transported to radioactivity overhaul shop and warehouse carries out decontamination to be handled.The type of staiing according to equipment and parts is different with degree, and the material of equipment and parts, physical dimension etc. are different, and the decontamination method of employing is also different.
The water under high pressure decontamination is a physical impact power of utilizing water under high pressure to produce, removes the refuse surface attachments, reaching the purpose of decontamination, and reduces the surperficial radioactive level of metal waste, thereby reduces subsequent handling personnel's exposure dosage, improves working environment.Compare with other decontamination method, the water under high pressure decontamination has these advantages: (1) decontamination time is short; (2) decontamination expense is low; (3) with the wipe method ratio, operating personnel's raying dosage is low; (4) when the tun decontamination, decontamination liquid amount ratio infusion method is few.And for the object of surface contamination, no matter its size is much, how complicated shape is, can both be simply with this method decontamination, so the water under high pressure decontamination is used widely in nuclear facilities.But when adopting the water under high pressure decontamination, how to guarantee that nuclear radiation can not damage operating personnel's safety, become nuclear power plant's operation and safeguard one of important content that needs research.
Summary of the invention
The purpose of this utility model is to provide a kind of can fully guarantee operator safety, the water under high pressure decontamination cell that security is good.
The utility model is achieved in that it comprises the column type casing, and the cylindrical side of column type casing is provided with personnel's inlet/outlet, equipment inlet/outlet, an operator's console and No. two operator's console, and the upper end of column type casing is provided with top cover; The top of personnel's inlet/outlet, an operator's console and No. two operator's console is provided with view window; Be provided with the air outlet that links to each other with ventilating system at the top of column type casing, be provided with air inlet at the lower position of personnel's door; Be provided with rotating base in column type box inside lower end, rotating base comprises the fixing bearing of rotating disk and lower end that is located at the top, and the rotating disk outside is provided with Turbogrid plates, and the upper surface of rotating disk and Turbogrid plates maintains an equal level, and has the gap between the two; Be provided with the drip tray with certain pitch angle at the column type casing, drip tray is in the below of Turbogrid plates, extends to the below of rotating base, at the lowest part of drip tray drainpipe is set; Two operator's console on the column type casing are respectively equipped with the connecting interface and a pair of glove port that is used to operate of high-pressure water jet rifle; Rotating base is connected with the electric transmissio mechanism that drives its rotation.
In the utility model, dismantle and wash by radiocontamination equipment and parts are put into the water under high pressure decontamination cell, carry out manual teardown from the glove port that is used to operate, by being provided with rotating disk in column type box inside lower end, radiocontamination equipment and parts are placed on the rotating disk rotate, thereby guarantee the effect of flushing.This external column type casing is provided with the drip tray with certain pitch angle, thereby just radiation liquid is discharged, and has guaranteed the cleaning inside and the security of water under high pressure decontamination cell.In addition, at the equipment top air port is set and links to each other with ventilating system, make device interior produce certain negative pressure, the steam that water under high pressure is produced enters into ventilating system by the air port and handles.Guarantee that fully radiation can not leak, and has guaranteed operating personnel's safety.
Description of drawings
The front elevation of the novel water under high pressure decontamination cell that provides of this reality of Fig. 1;
Fig. 2 is that the A-A of Fig. 1 is to view;
Fig. 3 is for being rotating base structural drawing provided by the utility model;
Fig. 4 is the R place partial enlarged drawing of Fig. 3;
Fig. 5 is discharge structure figure provided by the utility model;
Among the figure: 1 column type casing, 2 personnel's inlet/outlets, 3 equipment inlet/outlets, 4 top covers, 5 view windows, 6 air outlets, 7 air inlets, 8 rotating bases, 9 rotating disks, 10 Turbogrid plates, 11 drip trays, 12 drainpipes, 13 connecting interfaces, 14 glove ports, 15 electric transmissio mechanisms, 16 pneumatic drive opening devices, 17 cylinders, 18 piston rods, 19 pivoted arms, 20 rotating shafts, 21 water-stop sheets, 22 frameworks, 23 tracks, 24 rollers, 25 window cleaners, 26 coaming plates, 27 suspension ring, 28 baffle plates, 29 pinion wheels, 30 swing bearings, 31 shaft couplings, 32 transmission shafts, 33 speed reduction units, 34 bearings, the support of 35 band sliding trays, No. 36 operator's console, 37 No. two operator's console, 38 electrical control cubicles.
Embodiment
Below in conjunction with drawings and Examples the utility model is further described:
As Fig. 1～shown in Figure 5, a kind of water under high pressure decontamination cell, it comprises column type casing 1, the cylindrical side of column type casing 1 is provided with personnel's inlet/outlet 2, equipment inlet/outlet 3, an operator's console 36 and No. two operator's console 37, is provided with electrical control cubicles 38 at an operator's console.The upper end of column type casing 1 is provided with top cover 4.Top cover 4 is opened by pneumatic drive opening device 16 and is closed, pneumatic drive opening device 16 comprises that the piston rod 18 in cylinder 17, the cylinder 17 is connected with an end of pivoted arm 19, the other end of pivoted arm 19 is connected with top cover 4, but pivoted arm 19 windings are rotated in the rotating shaft 20 of column type casing 1, opens with closed thereby drive top cover 4.Top cover 4 is tightly connected by Expansion sealing circle and column type casing 1.
Personnel's inlet/outlet 2 is a vertical hinged door, adopts the hinge mode to be connected on the column type casing 1, and personnel's inlet/outlet 2 tops are provided with view window 5; Equipment inlet/outlet 3, an operator's console 36 and No. two operator's console 37 also are provided with view window 5, and view window 5 is provided with inner window cleaner 25.Equipment inlet/outlet 3 is the artificial arc shaped surface sliding gate of opening, and is welded by a framework 22 and arc plate; Be provided with roller 24 at the top of door, roller 24 matches with track 23 on being located at column type casing 1 outside surface, makes the arc shaped surface sliding gate open and closed along the outside surface of column type casing 1; The outside of column type casing 1 is provided with the support 35 of band sliding tray, matches with the sliding tray (not shown) in the lower edge of door, and the sliding tray termination is provided with the drainpipe (not shown) of opening towards the inboard of column type casing 1, ponding can be drained in the casing; Equipment inlet/outlet 3 also is provided with the seal that prevents leaked liquid.
Be provided with the air outlet 6 that links to each other with ventilating system at the top of column type casing 1, be provided with the air inlet 7 of venetian blind type at the lower position of personnel's inlet/outlet 2.
Be provided with rotating base 8 in column type casing 1 inside lower end, rotating base 8 comprises the fixing bearing 34 of rotating disk 9 and lower end that is located at the top, and rotating disk 9 outsides are provided with Turbogrid plates 10, and rotating disk 9 maintains an equal level with the upper surface of Turbogrid plates 10, and has the gap between the two.For sewage is all discharged, be provided with drip tray 11 at column type casing 1 with the oblique angle that necessarily leans outward, drip tray 11 is in the below of Turbogrid plates 10, extends to the below of rotating base 8, at the lowest part of drip tray 11 drainpipe 12 is set.On column type casing 1, be provided with the connecting interface 13 and a pair of glove port that is used to operate 14 of high-pressure water jet rifle; Rotating base 8 is connected with the electric transmissio mechanism 15 that drives its rotation.Can also be provided with suspension ring 27 on the top rotating disk 9 of rotating base 8, the rotating disk dismounting can be removed when needing, so that the maintenance of equipment and gear is lubricated.Top cover 4, personnel's inlet/outlet 2, equipment inlet/outlet 3 all can be provided with the limit switch of indicating positions, and when closing of opening lost efficacy, the limit switch control circuit quit work jetting gun and rotating base 8 simultaneously.
At the equipment top air port is set and links to each other with ventilating system, make device interior produce certain negative pressure, the steam that water under high pressure is produced enters into ventilating system by the air port and handles.In order to prevent that device interior from producing unusual negative pressure, the venetian blind type air inlet is set at the lower position of personnel's door.Spray system and illuminating lamp can also be installed in the utility model.
As shown in Figure 5, rotating disk 9 upper surfaces can be provided with water-stop sheet 21, rotating disk 9 peripheries are provided with coaming plate 26, sewage can flow in the drip tray along coaming plate, be provided with a circle baffle plate 28 below the rotating base 8 and on the drip tray 11, two circle baffle plates alternative arrangement about in the of 28, this structure can stop sewage to be splashed in the structure of rotating base bottom effectively.
As shown in Figure 4, rotating base 8 is furnished with a cover electric transmissio mechanism 15, and electric transmissio mechanism 15 comprises reducing motor and comprises transmission shaft 32, shaft coupling 31, speed reduction unit 33, pinion wheel 29, swing bearing 30.Because the space of base bottom is limited, and for the ease of installing and maintenance, reducing motor is fixed on the support in the equipment box outside, motor is delivered to transmission shaft 32 with power through shaft coupling 31, transmission shaft 32 other ends are connected on the input shaft of speed reduction unit 33 by shaft coupling 31, the output axle head of speed reduction unit links to each other with pinion wheel 29 and drives its gear teeth with the outer ring of swing bearing 30 and is meshed, swing bearing 30 is a big-diameter bearing, its outer ring is connected with the rotating disk 9 of rotating base by screw, the inner ring of swivel bearing 30 is connected with the bearing 34 of rotating base by screw, thereby realizes that swing bearing 30 drives rotatablely moving of rotating disk 9.The spinfunction of rotating base 8 of the present utility model can realize by known other technologies.
Claims (10)
1. water under high pressure decontamination cell, it is characterized in that: it comprises column type casing (1), the cylindrical side of column type casing (1) is provided with personnel's inlet/outlet (2), equipment inlet/outlet (3), an operator's console (36) and No. two operator's console (37), and the upper end of column type casing (1) is provided with top cover (4); The top of personnel's inlet/outlet (2), an operator's console (36) and No. two operator's console (37) is equipped with view window (5); Be provided with the air outlet (6) that links to each other with ventilating system at the top of column type casing (1), be provided with air inlet (7) at the lower position of personnel's door; Be provided with rotating base (8) in column type casing (1) inside bottom, rotating base (8) comprises the fixing bearing (34) of rotating disk (9) and lower end that is located at the top, rotating disk (9) outside is provided with Turbogrid plates (10), and rotating disk (9) maintains an equal level with the upper surface of Turbogrid plates (10), and has the gap between the two; Be provided with the drip tray (11) with the oblique angle that necessarily leans outward at column type casing (1), drip tray (11) is in the below of Turbogrid plates (10), extends to the below of rotating base (8), at the lowest part of drip tray (11) drainpipe (12) is set; On column type casing (1), be provided with the connecting interface (13) and a pair of glove port that is used to operate (14) of high-pressure water jet rifle; Rotating base (8) is connected with the electric transmissio mechanism (15) that drives its rotation.
2. a kind of water under high pressure decontamination cell as claimed in claim 1, it is characterized in that: described top cover (4) is opened by pneumatic drive opening device (16) and is closed, pneumatic drive opening device (16) comprises that the piston rod (18) in the cylinder (17), cylinder (17) is connected with an end of pivoted arm (19), the other end of pivoted arm (19) is connected with top cover (4), pivoted arm (19) but rotating shaft (20) rotation of winding on column type casing (1).
3. a kind of water under high pressure decontamination cell as claimed in claim 2 is characterized in that: described top cover (4) is tightly connected by Expansion sealing circle and column type casing (1).
4. a kind of water under high pressure decontamination cell as claimed in claim 1 is characterized in that: described equipment inlet/outlet (3) is the artificial arc shaped surface sliding gate of opening, and is made of framework (22) and arc plate; Be provided with roller (24) at the top of door, roller (24) matches with track (23) on being located at column type casing (1) outside surface, make the arc shaped surface sliding gate open and closure along the outside surface of column type casing (1), the outside of column type casing (1) is provided with the support (35) of band sliding tray, matches with sliding tray in the lower edge of door; The sliding tray termination is provided with the drainpipe of opening towards the inboard of column type casing (1), ponding can be drained in the casing; Equipment inlet/outlet (3) also is provided with the seal that prevents leaked liquid.
5. a kind of water under high pressure decontamination cell as claimed in claim 3 is characterized in that: described equipment inlet/outlet (3) also is provided with view window (5).
6. a kind of water under high pressure decontamination cell as claimed in claim 1 is characterized in that: the air inlet (7) that the lower position of described personnel's inlet/outlet (2) is provided with is for venetian blind type.
7. a kind of water under high pressure decontamination cell as claimed in claim 1 is characterized in that: the limit switch that is equipped with indicating positions at described top cover (4), personnel's inlet/outlet (2), equipment inlet/outlet (3).
8. a kind of water under high pressure decontamination cell as claimed in claim 1 is characterized in that: the top rotating disk (9) of described rotating base (8) is provided with suspension ring (27).
9. a kind of water under high pressure decontamination cell as claimed in claim 1 is characterized in that: described view window (5) is provided with inner window cleaner (25).
10. a kind of water under high pressure decontamination cell as claimed in claim 1 is characterized in that: described rotating disk (9) periphery is provided with coaming plate (26), and following the reaching of rotating base (8) is respectively arranged with a circle baffle plate (28) on the drip tray (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201777262U CN201319267Y (en) | 2008-11-20 | 2008-11-20 | High pressure water decontamination cell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201777262U CN201319267Y (en) | 2008-11-20 | 2008-11-20 | High pressure water decontamination cell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201319267Y true CN201319267Y (en) | 2009-09-30 |
Family
ID=41198029
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201777262U Expired - Lifetime CN201319267Y (en) | 2008-11-20 | 2008-11-20 | High pressure water decontamination cell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201319267Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106719254A (en) * | 2016-12-26 | 2017-05-31 | 柳州市聚湖饮品有限责任公司 | A kind of filling wetting system of purify air |
| CN111161896A (en) * | 2020-01-16 | 2020-05-15 | 江苏华洋新思路能源装备股份有限公司 | Passive self-adjusting water-blocking exhaust device |
| EP3940717A4 (en) * | 2019-03-14 | 2022-11-30 | Korea Hydro & Nuclear Power Co., Ltd | Safety cover structure of nuclear facility |
-
2008
- 2008-11-20 CN CNU2008201777262U patent/CN201319267Y/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106719254A (en) * | 2016-12-26 | 2017-05-31 | 柳州市聚湖饮品有限责任公司 | A kind of filling wetting system of purify air |
| EP3940717A4 (en) * | 2019-03-14 | 2022-11-30 | Korea Hydro & Nuclear Power Co., Ltd | Safety cover structure of nuclear facility |
| US12033765B2 (en) | 2019-03-14 | 2024-07-09 | Korea Hydro & Nuclear Power Co., Ltd. | Safety cover structure usable in dismantling operations at nuclear facility |
| CN111161896A (en) * | 2020-01-16 | 2020-05-15 | 江苏华洋新思路能源装备股份有限公司 | Passive self-adjusting water-blocking exhaust device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20090930 |
|
| CX01 | Expiry of patent term |