CN204884596U - Be applied to spraying dust suppression device in elimination of nuclear facilities improvement - Google Patents
Be applied to spraying dust suppression device in elimination of nuclear facilities improvement Download PDFInfo
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- CN204884596U CN204884596U CN201520425870.3U CN201520425870U CN204884596U CN 204884596 U CN204884596 U CN 204884596U CN 201520425870 U CN201520425870 U CN 201520425870U CN 204884596 U CN204884596 U CN 204884596U
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- water
- water tank
- supply channel
- elimination
- high pressure
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Abstract
The utility model discloses a be applied to spraying dust suppression device in elimination of nuclear facilities improvement, the water tank is connected with high pressure water pump, and high pressure water pump passes through the supply channel and is connected with atomizing nozzle, sets up level sensor in the water tank, and level sensor, high pressure water pump, low level alarm are connected with the PLC controller respectively. Be provided with the valve on the supply channel. It is fixed with the supply channel to lead to the fixed ear of pipe. Set up the four -way union between supply channel and the atomizing nozzle. The water tank shape is the type of falling L, is equipped with the air vent on the water tank, and it has pedal and handrail still to weld on the water tank. High pressure water pump has water sucking mouth and outlet, and the terminal department of supply channel that links to each other with the water sucking mouth is equipped with the filter. The beneficial effects of the utility model are that, high pressure water pump absorbs water from the water tank, with the water of ordinary pressure state through high pressure water pump pressure boost to certain pressure, atomize the pressure water through atomizing nozzle, then water smoke with certain motion laws with the radioactive dust collision, intercept and inhale the effect of falling, finally reach the purpose of dust fall.
Description
Technical field
The utility model belongs to cleaning equipment technical field, relates to a kind of spray dust-arrest device be applied in elimination of nuclear facilities improvement.
Background technology
Along with developing rapidly of China's nuclear industry, for the retired nuclear facilities process of China and the Development Status of working equipment, radiation protection technology is applied to the design of excavator, develop a kind of can the hydraulic excavator of normal operation under high radioactivity environment.This excavator is mainly used in the cleaning, excavation, loading, transport, landfill etc. of nuclear facilities and nuclear activity material.A large amount of radioactive dust can be produced, for making radioactive dust sedimentation and not with the operation visual field affecting public safety and driver in Diffusion of gas stream to surrounding environment, by high-pressure fog dust suppression technology first Application on excavator in hydraulic excavator mining process.
Spray dust-arrest technology is ripe in colliery and stock ground and thermal power plant's flyash system to be used, and effect is better.Dust for particular scene suppresses, and the device of each spray dust-arrest is not identical yet.
Utility model content
The purpose of this utility model is to provide a kind of spray dust-arrest device be applied in elimination of nuclear facilities improvement, on-the-spot for excavator operation, its structure is simple, easy to operate, reliable operation, solves mining process radioactive dust in the disposal of retired nuclear facilities and flies upward problem.
The technical scheme that the utility model adopts is, a kind of spray dust-arrest device be applied in elimination of nuclear facilities improvement, water tank is connected with high-pressure hydraulic pump, high-pressure hydraulic pump is connected with atomizer by supply channel, arrange liquid level sensor in water tank, liquid level sensor, high-pressure hydraulic pump, low liquid level alarm are connected with PLC respectively.
Preferably, supply channel is provided with valve.
Preferably, fix ear by water pipe supply channel is fixed.
Preferably, between supply channel and atomizer, four-way union is set.
Preferably, water tank shape is inverted L shape, and water tank is provided with air hole, and water tank is also welded with pedal and handrail.
Preferably, high-pressure hydraulic pump has water sucking mouth and freeing port, and the supply channel end be connected with water sucking mouth is provided with filtrator.
The beneficial effects of the utility model are, high-pressure hydraulic pump absorbs water from water tank, the water of atmospheric pressure state is pressurized to certain pressure through high-pressure hydraulic pump, along supply channel to atomizer, through atomizer, press water is atomized, then water smoke collides with certain characteristics of motion and radioactive dust, to tackle and effect falls in suction, finally reaches the object of depositing dust, structure is simple, easy to operate, reliable operation.
Accompanying drawing explanation
Fig. 1 is spray dust-arrest device structural representation.
Fig. 2 is spray dust-arrest device layout on board a dredger.
Fig. 3 is the partial enlarged drawing at B place in Fig. 2.
Fig. 4 is the A direction view in Fig. 2.
In figure, 1. water tank, 2. liquid level sensor, 3. high-pressure hydraulic pump, 4. valve, 5. supply channel, 6. atomizer, 7. low liquid level alarm, 8.PLC controller, 9. liquid excavator, 10. ear fixed by water pipe, 11. four-way unions.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in detail.
As shown in Figure 1, the utility model spray dust-arrest device comprises water tank 1, liquid level sensor 2, high-pressure hydraulic pump 3, valve 4, supply channel 5, atomizer 6, low liquid level alarm 7 and PLC 8.Water tank 1 is connected with high-pressure hydraulic pump 3, high-pressure hydraulic pump 3 is connected with atomizer 6 by supply channel 5, supply channel 5 is provided with valve 4, liquid level sensor 2 is set in water tank 1, liquid level sensor 2, high-pressure hydraulic pump 3, low liquid level alarm 7 are connected with PLC 8 respectively, the external 24V power supply of PLC 8.
Fig. 2-4 is the utility model spray dust-arrest device layouts on liquid excavator, and figure comprises, and hydraulic excavator 9, water tank 1, high-pressure hydraulic pump 3, valve 4, supply channel 5, water pipe fix ear 10, four-way union 11 and atomizer 6.Fix ear 10 by water pipe supply channel 5 is fixed, four-way union 11 is set between supply channel 5 and atomizer 6.
Water tank 1 shape is inverted L shape, can save installing space, and water tank 1 is provided with air hole, can atmospheric pressure inside and outside balanced reservoir 1, and water tank 1 is also welded with pedal and handrail, and convenient for maintaining personnel climb up water tank.
High-pressure hydraulic pump 3 has water sucking mouth and freeing port, and supply channel 5 end be connected with water sucking mouth is provided with filtrator, causes water pump to block in case impurity enters water pump.
High-pressure hydraulic pump 3 absorbs water from water tank 1, the water of atmospheric pressure state is pressurized to certain pressure through high-pressure hydraulic pump 3, atomizer 6 is arrived along supply channel 5, through atomizer 6, press water is atomized, then water smoke collides with certain characteristics of motion and radioactive dust, to tackle and effect falls in suction, finally reaches the object of depositing dust.When the water level of water tank 1 is in low liquid level, signal is passed to PLC 8 by liquid level sensor 2, and signal is passed to low liquid level alarm 7 and driven it to give the alarm by PLC 8 again.
Claims (6)
1. one kind is applied to the spray dust-arrest device in elimination of nuclear facilities improvement, it is characterized in that, water tank (1) is connected with high-pressure hydraulic pump (3), high-pressure hydraulic pump (3) is connected with atomizer (6) by supply channel (5), arrange liquid level sensor (2) in water tank (1), liquid level sensor (2), high-pressure hydraulic pump (3), low liquid level alarm (7) are connected with PLC (9) respectively.
2. a kind of spray dust-arrest device be applied in elimination of nuclear facilities improvement according to claim 1, is characterized in that, described supply channel (5) is provided with valve (4).
3. a kind of spray dust-arrest device be applied in elimination of nuclear facilities improvement according to claim 1, is characterized in that, fix ear (10) fixed by supply channel (5) by water pipe.
4. a kind of spray dust-arrest device be applied in elimination of nuclear facilities improvement according to claim 1, is characterized in that, arrange four-way union (11) between described supply channel (5) and atomizer (6).
5. a kind of spray dust-arrest device be applied in elimination of nuclear facilities improvement according to claim 1, it is characterized in that, described water tank (1) shape is inverted L shape, and water tank (1) is provided with air hole, and (1) is also welded with pedal and handrail with water tank.
6. a kind of spray dust-arrest device be applied in elimination of nuclear facilities improvement according to claim 1, it is characterized in that, described high-pressure hydraulic pump (3) has water sucking mouth and freeing port, and supply channel (5) end be connected with water sucking mouth is provided with filtrator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520425870.3U CN204884596U (en) | 2015-06-22 | 2015-06-22 | Be applied to spraying dust suppression device in elimination of nuclear facilities improvement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520425870.3U CN204884596U (en) | 2015-06-22 | 2015-06-22 | Be applied to spraying dust suppression device in elimination of nuclear facilities improvement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204884596U true CN204884596U (en) | 2015-12-16 |
Family
ID=54828948
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520425870.3U Expired - Fee Related CN204884596U (en) | 2015-06-22 | 2015-06-22 | Be applied to spraying dust suppression device in elimination of nuclear facilities improvement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204884596U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108565036A (en) * | 2018-02-27 | 2018-09-21 | 中国人民解放军61489部队 | Equipment and sweep-out method are quickly removed in a kind of hard dielectric surface radioactive contamination |
| CN109147980A (en) * | 2018-08-15 | 2019-01-04 | 南华大学 | A kind of elimination of nuclear facilities decontamination processing system |
-
2015
- 2015-06-22 CN CN201520425870.3U patent/CN204884596U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108565036A (en) * | 2018-02-27 | 2018-09-21 | 中国人民解放军61489部队 | Equipment and sweep-out method are quickly removed in a kind of hard dielectric surface radioactive contamination |
| CN109147980A (en) * | 2018-08-15 | 2019-01-04 | 南华大学 | A kind of elimination of nuclear facilities decontamination processing system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151216 Termination date: 20160622 |