CN105251736B - Nuclear power station laser decontamination system, which is matched somebody with somebody, applies mechanically dust suction retracting device - Google Patents
Nuclear power station laser decontamination system, which is matched somebody with somebody, applies mechanically dust suction retracting device Download PDFInfo
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- CN105251736B CN105251736B CN201510765731.XA CN201510765731A CN105251736B CN 105251736 B CN105251736 B CN 105251736B CN 201510765731 A CN201510765731 A CN 201510765731A CN 105251736 B CN105251736 B CN 105251736B
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- nuclear power
- power station
- dust suction
- retracting device
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B7/00—Cleaning by methods not provided for in a single other subclass or a single group in this subclass
- B08B7/0035—Cleaning by methods not provided for in a single other subclass or a single group in this subclass by radiant energy, e.g. UV, laser, light beam or the like
- B08B7/0042—Cleaning by methods not provided for in a single other subclass or a single group in this subclass by radiant energy, e.g. UV, laser, light beam or the like by laser
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B15/00—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area
- B08B15/04—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area from a small area, e.g. a tool
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- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Cleaning In General (AREA)
Abstract
Match somebody with somebody the invention discloses a kind of nuclear power station laser decontamination system and apply mechanically dust suction retracting device, it includes trash receptacle, the hose that the bung covered on trash receptacle, one end are connected with trash receptacle, the cleaner head for being connected to the hose other end, cleaner head is separatably connected with one using the laser gun of laser decontamination, and the suction inlet of cleaner head is launched at the focusing of laser positioned at laser gun.Due to using above-mentioned technical proposal, nuclear power station laser decontamination system of the present invention is used in nuclear power station laser decontamination system corollary apparatus with dust suction retracting device is applied mechanically, the various scrap produced after recyclable decontamination, it is simple in construction, small volume, low cost, is adapted to make deserted, meets engineering construction actual requirement in nuclear power station.
Description
Technical field
The present invention relates to a kind of matching used dust suction retracting device of nuclear power station laser decontamination system.
Background technology
With domestic new round nuclear power station unit station build peak arriving, country to Nuclear Safety, nuclear pollution protective treatment,
The requirement more and more higher of emergency processing, environmental protection etc., corresponding technical need is also more and more urgent, is especially related to nuclear power
The demand of the radioactive pollution decontamination processing technology of safety is more and more urgent.The long-term development in science and technology outline in country, preferential branch
In the major fields held, nuclear power Environmental Safety protection question is all refer to, proposes to promote environmental protection industry development, primary study is adapted to
The great environmental protection equipment and instrument and equipment of China's national situation, increase domestic environment-friendly products occupation rate of market, improve environmental protection equipment technology
Level and reinforcement nuclear facilities and radioactive sources safety supervision, it is ensured that nuclear pollution and Radiation Environment Safety.
While carrying out related decontamination processing to nuclear power station using laser decontamination system, it can produce a large amount of with active
Scrap, it is one of difficult point of whole decontamination system how it to be recycled.Different under general industry environment for waste
Dust suction is reclaimed, under Nuclear Power Plant Project actual conditions, and dust suction reclaimer can be exposed under radioactive environment in itself, suction it is useless
Thing is with radioactivity, therefore the dust suction recovery system is needed with safe and reliable, compact the features such as be easy to abandon.Traditional electricity
Dynamic dust collecting system is generally using electric fan etc., and volume itself is larger, high cost, and in the case of continuous work, blower fan sheet
There is certain fault rate in body, the power line of connection, which exists, to stain, and leak electricity equivalent risk.Regarding to the issue above, in nuclear power station
The laser decontamination system used is, it is necessary to a kind of safe and reliable compact dust suction recovery system.
The content of the invention
In order to solve the above problems, the problem of radwaste is reclaimed is can solve the problem that it is an object of the invention to provide one kind
Nuclear power station laser decontamination system with applying mechanically dust suction retracting device.
In order to reach object above, the technical solution adopted by the present invention is：A kind of nuclear power station laser decontamination system, which is matched somebody with somebody, to be applied mechanically
Dust suction retracting device, it includes trash receptacle, the hose that the bung covered on trash receptacle, one end are connected with trash receptacle, even
The cleaner head of the hose other end is connected on, cleaner head is separatably connected with one using the laser gun of laser decontamination, dust suction
The suction inlet of head is launched at the focusing of laser positioned at laser gun.
Further, the Venturi tube with compressed air inlet, air inlet and spout, Venturi tube are provided with bung
Air inlet stretch at one end inside trash receptacle, be further opened with being connected with compressed air inlet on bung and be used to being passed through outer
The interface of portion's compressed air.
Further, the screen cover inside trash receptacle is connected with bung, the screen cover is located in Venturi tube.
Further, silencing means is provided with bung, the silencing means is located at the outside of trash receptacle and is located at literary mound
In pipe spout institute at one end.
Further, cleaner head includes the telescopic tube for being used for adjusting suction inlet position.
Further, cleaner head includes the cradle head for being used for adjusting suction inlet position.
Further, cradle head includes flexible pipe and is connected to two regulation pipes at flexible pipe two ends, two regulation pipes
Respectively there is a contiguous block, two contiguous blocks rotate connection.
Further, suction inlet is located in a regulation pipe, and another regulation pipe is connected with one end of a telescopic tube, stretches
The other end of Heat-Shrinkable Tubings is connected with hose.
Further, the distance of the Laser emission mouthful of the suction inlet of cleaner head and laser gun is 10 ± 2cm.
Further, the bottom of trash receptacle is connected with multiple universal wheels.
Further, Venturi tube includes being connected with bung and one end has the first connecting tube of air inlet, is arranged
The collar is set in inside the first connecting tube, one end is separatably connected with the other end of the first connecting tube and the other end has
Second connecting tube of spout, the first connecting tube, interior sets the collar and the second connecting tube is collectively forming gas channel, compressed air inlet
It is opened in the first connecting tube, inside setting has accommodating chamber, one end and the accommodating chamber phase being connected with compressed air inlet on the collar
Multiple gas collection holes that the connection other end is connected with gas channel, axle of the gas collection hole from its one end to its other end to Venturi tube
Heart line is tilted.
Further, gas channel is included positioned at first horn chamber of second connecting tube one end and positioned at the second connecting tube
Second horn chamber of the other end, the direction of the internal diameter of the first horn chamber from one end of the second connecting tube to its other end gradually subtracts
Small, the direction of the internal diameter of the second horn chamber from one end of the second connecting tube to its other end gradually increases, the inclination angle of gas collection hole
Degree is identical with the taper of the first horn chamber.
Further, there is a step, the one end for inside setting the collar is pushed against on the step on the inwall of the first connecting tube,
The other end and one end of the second connecting tube for inside setting the collar offset.
Further, inside setting the other end of the collar has the 3rd horn chamber connect relative with the second horn chamber, the 3rd
The internal diameter of horn chamber is gradually reduced from interior one end for setting the collar to the direction of its other end.
Further, the second horn chamber is equal with the joint internal diameter of the 3rd horn chamber, and the second horn chamber and the 3rd
The taper of horn chamber is identical.
Further, inside set on collar outer wall and circumferentially offer annular groove, the annular groove is interior with the first connecting tube
Wall constitutes above-mentioned accommodating chamber.
Due to using above-mentioned technical proposal, nuclear power station laser decontamination system of the present invention is nuclear power with dust suction retracting device is applied mechanically
Stand with laser decontamination system corollary apparatus, the various scrap produced after recyclable decontamination, by using Venturi tube, can be used
Factory's compressed air can continuously work as power resources, without using power supply, no electrical safety hidden danger；It is simple in construction, volume
Small, low cost is adapted to make deserted, meets engineering construction actual requirement in nuclear power station.
Brief description of the drawings
Accompanying drawing 1 is that nuclear power station laser decontamination system of the present invention matches somebody with somebody the structural representation for applying mechanically dust suction retracting device；
Accompanying drawing 2 is that nuclear power station laser decontamination system of the present invention matches somebody with somebody the cross-section structure for applying mechanically Venturi tube in dust suction retracting device
Schematic diagram；
Accompanying drawing 3 is the cross-sectional view in A-A faces in accompanying drawing 2.
In figure marked as：
1st, bung；11st, interface；2nd, trash receptacle；21st, suction port；3rd, universal wheel；4th, silencing means；5th, screen cover；6th, Wen Qiu
In manage；61st, the first connecting tube；611st, air inlet；612nd, compressed air inlet；613rd, step；62nd, it is interior to set the collar；621st, accommodate
Chamber；622nd, gas collection hole；623rd, the 3rd horn chamber；63rd, the second connecting tube；631st, the first horn chamber；632nd, the second horn chamber；633、
Connecting cavity；634th, spout；64th, gas channel；65th, sealing ring；7th, hose；8th, cleaner head；81st, suction inlet；82nd, telescopic
Pipe；83rd, cradle head；831st, flexible pipe；832nd, regulation pipe；833rd, contiguous block；9th, laser gun；91st, Laser emission mouthful.
Embodiment
Presently preferred embodiments of the present invention is described in detail below in conjunction with the accompanying drawings, so that advantages and features of the invention energy
It is easier to be readily appreciated by one skilled in the art.
It can be seen that to present embodiments provide a kind of nuclear power station laser decontamination system supporting from the structural representation of accompanying drawing 1
Dust suction retracting device is used, it is soft including the dust suction that trash receptacle 2, the bung 1 covered on trash receptacle 2, one end are connected with trash receptacle 2
Pipe 7, the cleaner head 8 for being connected to the other end of hose 7.The specific knot that hose 7 in the present embodiment is connected with trash receptacle 2
Structure is：There is suction port 21, one end of described hose 7 is connected on the suction port 21 on trash receptacle 2.
Cleaner head 8 is separatably connected with one using the laser gun 9 of laser decontamination, and the laser gun 9 is nuclear power station laser
Part in decontamination system.The suction inlet 81 of cleaner head 8 is launched at the focusing of laser positioned at laser gun 9.It should be noted that inhaling
The laser gun 9 that dirt first 8 is connected is different, and cleaner head 8 is also different from the distance of the Laser emission mouthful 91 of laser gun 9, the present embodiment
In, the suction inlet 81 of cleaner head 8 is 10 ± 2cm, preferably 10cm with the distance of the Laser emission of laser gun 9 mouthful 91.
It is provided with the Venturi tube 6 with gas channel 64 on bung 1, the non-air inlet 611 in one end of gas channel 64, separately
One end is to offer the compressed air inlet 612 being connected with gas channel 64, Venturi tube 6 in spout 634, Venturi tube 6
Air inlet stretch at one end inside trash receptacle 2, be further opened with being connected with compressed air inlet on bung 1 and be used to be passed through
The interface 11 of external compression air.The present invention uses compressed air as power source, by compressed air via the interface on bung 1
In 11 input Venturi tubes 6, high speed balloon is formed in the upper end of Venturi tube 6, lower end forms negative pressure, and will be taken out inside trash receptacle 2
Into vacuum, its negative pressure is quickly raised, so that the suction port 21 on trash receptacle 2 forms powerful suction, pass through hose 7
It is connected with cleaner head 8, the waste that the decontamination of laser gun 9 is produced is sucked in trash receptacle 2.
As shown in accompanying drawing 2 and accompanying drawing 3, the Venturi tube 6 in the present embodiment is connected with bung 1 and one end have it is above-mentioned
First connecting tube 61 of air inlet 611, be set in inside the first connecting tube 61 in set the collar 62, one end and the first connecting tube 61
The other end be separatably connected and the other end has the second connecting tube 63 of above-mentioned spout 634.First connecting tube 61 it is interior
The inner chamber of chamber, the interior inner chamber for setting the collar 62 and the second connecting tube 63 is collectively forming above-mentioned gas channel 64.Above-mentioned compression is empty
Gas entrance 612 is opened in the first connecting tube 61.
The first connecting tube 61 in the present embodiment is connected through a screw thread with the second connecting tube 63.
The inner chamber of second connecting tube 63 includes the first loudspeaker set gradually from one end of the second connecting tube 63 to its other end
Chamber 631, the horn chamber 632 of connecting cavity 633 and second.First horn chamber 631, the horn chamber 632 of connecting cavity 633 and second are gas
A part for circulation road 64.The internal diameter of first horn chamber 631 from one end of the second connecting tube 63 to the direction of its other end gradually
Reduce, the internal diameter of the second horn chamber 632 gradually increases from one end of the second connecting tube 63 to the direction of its other end.
There is a step 613, the one end for inside setting the collar 62 is pushed against on the step 613 on the inwall of first connecting tube 61,
The other end and one end of the second connecting tube 63 for inside setting the collar 62 offset.
Inside setting has the accommodating chamber 621 being connected with compressed air inlet 612 on the collar 62.In the present embodiment, set is inside set
Annular groove is circumferentially offered on the outer wall of ring 62, the inwall of the annular groove and the first connecting tube 61 constitutes above-mentioned accommodating chamber 621.
Set inside and one end is offered on the collar 62 be connected with accommodating chamber 621 multiple gas collection holes that the other end is connected with gas channel 64
622, multiple gas collection holes 622 are uniformly distributed around the axial line of Venturi tube 6, and gas collection hole 622 is six in the present embodiment.Each collection
Stomata 622 is tilted from its one end to its other end to the axial line of Venturi tube 6.Preferably, the angle of inclination of gas collection hole 622 with
The taper of the first above-mentioned horn chamber 631 is identical.More preferably, inside setting the other end of the collar 62 has and the phase of the second horn chamber 632
3rd horn chamber 623 of docking, the 3rd horn chamber 623 is also a part for gas channel 64.3rd horn chamber 623 it is interior
Footpath is gradually reduced from interior one end for setting the collar 62 to the direction of its other end, and the second horn chamber 632 and the 3rd horn chamber 623
Taper is identical.Second horn chamber 632 is equal with the joint internal diameter of the 3rd horn chamber 623.
Operationally, compressed air enters accommodating chamber 621 to Venturi tube 6 by compressed air inlet 612, and passes through gas collection hole
622 enter gas channel 64, produce suction and penetrate effect.The setting of this structure causes the gas collection effect of Venturi tube more preferably, gas velocity
Faster, the consumption of compressed air is less for degree.
The screen cover 5 inside trash receptacle 2 is connected with bung 1, the screen cover 5 is located at the air inlet of Venturi tube 6
The institute of mouth 611 at one end, that is, is located at one end of the first connecting tube 61.
Silencing means 4 is provided with bung 1, the silencing means 4 is located at the outside of trash receptacle 2 and is located at Venturi tube 6
The institute of spout 634 at one end, that is, be located in the second connecting tube 63.
Cleaner head 8 includes telescopic tube 82 and the cradle head 83 for being used for adjusting the position of suction inlet 81, so that cleaner head 8 can
Different laser guns 9 are coordinated to use.
Cradle head 83 includes flexible pipe 831 and is connected to two regulation pipes 832 at the two ends of flexible pipe 831, two regulations
Pipe 832 respectively has a contiguous block 833, and two contiguous blocks 833 rotate connection, and two connecting tubes 833 pass through spiral shell in the present embodiment
Bolt fixes relative position.
In the present embodiment, suction inlet 81 is located in a regulation pipe 832, another regulation pipe 832 and the one of telescopic tube 82
End is connected, and the other end of telescopic tube 82 is connected with hose 7.
The bottom of trash receptacle 2 is connected with multiple universal wheels 3.
Nuclear power station laser decontamination system of the present invention is supporting for used in nuclear power station laser decontamination system with dust suction retracting device is applied mechanically
Device, the various scrap produced after recyclable decontamination, by using Venturi tube, can use factory's compressed air as power
Source, can continuously work, without using power supply, no electrical safety hidden danger；Simple in construction, small volume, low cost is adapted to make and abandoned
Formula, meets engineering construction actual requirement in nuclear power station.
The above embodiments merely illustrate the technical concept and features of the present invention, and its object is to allow person skilled in the art
Scholar can understand present disclosure and implement according to this, and it is not intended to limit the scope of the present invention.It is all according to the present invention
The equivalent change or modification that Spirit Essence is made, should all be included within the scope of the present invention.
Claims (13)
1. a kind of nuclear power station laser decontamination system is with dust suction retracting device is applied mechanically, it includes trash receptacle（2）, cover in the trash receptacle
（2）On bung（1）, one end and the trash receptacle（2）The hose being connected（7）, be connected to the hose（7）Separately
The cleaner head of one end（8）, it is characterised in that：Described cleaner head（8）With a laser gun using laser decontamination（9）Separatably
It is connected, the cleaner head（8）Suction inlet（81）Positioned at the laser gun（9）At the focusing of launched laser, the bung（1）
On be provided with gas channel（64）Venturi tube（6）, the gas channel（64）One end be air inlet（611）, separately
One end is spout（634）, the Venturi tube（6）On offer and the gas channel（64）The compressed air inlet being connected
（612）, the Venturi tube（6）Air inlet（611）The trash receptacle is stretched at one end（2）Inside, the Venturi tube
（6）Including with the bung（1）It is connected and one end has the air inlet（611）The first connecting tube（61）, be set in
First connecting tube（61）The collar is set in internal（62）, one end and first connecting tube（61）The other end separatably
It is connected and the other end has the spout（634）The second connecting tube（63）, first connecting tube（61）, interior set the collar
（62）With the second connecting tube（63）It is collectively forming described gas channel（64）, described compressed air inlet（612）It is opened in
First connecting tube（61）On, it is described in set the collar（62）It is upper to have and the compressed air inlet（612）It is connected
Accommodating chamber（621）, one end and the accommodating chamber（621）Be connected the other end and gas channel（64）The multiple gas collection holes being connected
（622）, described gas collection hole（622）From its one end to its other end to Venturi tube（6）Axial line tilt, it is described first connect
Adapter（61）Inwall on have a step（613）, it is described in set the collar（62）One end be pushed against the step（613）On, it is interior
If the collar（62）The other end and the second connecting tube（63）One end offset, the bung（1）On be connected with positioned at trash receptacle
（2）Internal screen cover（5）, the screen cover（5）It is located at the Venturi tube（6）On.
2. the nuclear power station laser decontamination system according to claim 1, which is matched somebody with somebody, applies mechanically dust suction retracting device, it is characterised in that：Institute
The bung stated（1）On be further opened with and the compressed air inlet（612）It is connected and is used to be passed through connecing for external compression air
Mouthful（11）.
3. the nuclear power station laser decontamination system according to claim 1, which is matched somebody with somebody, applies mechanically dust suction retracting device, it is characterised in that：Institute
The bung stated（1）On be provided with silencing means（4）, the silencing means（4）Positioned at the trash receptacle（2）Outside and be located at institute
State Venturi tube（6）Spout（634）Institute is at one end.
4. the nuclear power station laser decontamination system according to claim 1, which is matched somebody with somebody, applies mechanically dust suction retracting device, it is characterised in that：Institute
The cleaner head stated（8）Including for adjusting the suction inlet（81）The telescopic tube of position（82）.
5. the nuclear power station laser decontamination system according to claim 1, which is matched somebody with somebody, applies mechanically dust suction retracting device, it is characterised in that：Institute
The cleaner head stated（8）Including for adjusting the suction inlet（81）The cradle head of position（83）.
6. nuclear power station laser decontamination system according to claim 5, which is matched somebody with somebody, applies mechanically dust suction retracting device, it is characterised in that：It is described
Cradle head（83）Including flexible pipe（831）Be connected to the flexible pipe（831）Two regulation pipes at two ends（832）, institute
Two regulation pipes stated（832）Respectively there is a contiguous block（833）, the contiguous block described in two（833）Rotate connection.
7. nuclear power station laser decontamination system according to claim 6, which is matched somebody with somebody, applies mechanically dust suction retracting device, it is characterised in that：It is described
Suction inlet（81）Positioned at a regulation pipe（832）On, another described regulation pipe（832）With a telescopic tube（82）One
End is connected, the telescopic tube（82）The other end and the hose（7）It is connected.
8. the nuclear power station laser decontamination system according to claim 1, which is matched somebody with somebody, applies mechanically dust suction retracting device, it is characterised in that：Institute
State cleaner head（8）Suction inlet（81）With the laser gun（9）Laser emission mouthful（91）Distance be 10 ± 2cm.
9. the nuclear power station laser decontamination system according to claim 1, which is matched somebody with somebody, applies mechanically dust suction retracting device, it is characterised in that：Institute
The trash receptacle stated（2）Bottom be connected with multiple universal wheels（3）.
10. nuclear power station laser decontamination system according to claim 1, which is matched somebody with somebody, applies mechanically dust suction retracting device, it is characterised in that：Institute
The gas channel stated（64）Including positioned at second connecting tube（63）First horn chamber of one end（631）With positioned at described second
Connecting tube（63）Second horn chamber of the other end（632）, described the first horn chamber（631）Internal diameter from the second connecting tube（63）
One end be gradually reduced to the direction of its other end, the second described horn chamber（632）Internal diameter from the second connecting tube（63）'s
One end gradually increases to the direction of its other end, the gas collection hole（622）Angle of inclination and the first horn chamber（631）Taper
It is identical.
11. nuclear power station laser decontamination system according to claim 10, which is matched somebody with somebody, applies mechanically dust suction retracting device, it is characterised in that：Institute
The collar is set in stating（62）The other end have and second horn chamber（632）Relative the 3rd horn chamber connect（623）, the 3rd
Horn chamber（623）Internal diameter set the collar from interior（62）One end be gradually reduced to the direction of its other end.
12. nuclear power station laser decontamination system according to claim 11, which is matched somebody with somebody, applies mechanically dust suction retracting device, it is characterised in that：Institute
The second horn chamber stated（632）With the 3rd horn chamber（623）Joint internal diameter it is equal, and the second horn chamber（632）With the 3rd
Horn chamber（623）Taper it is identical.
13. nuclear power station laser decontamination system according to claim 1, which is matched somebody with somebody, applies mechanically dust suction retracting device, it is characterised in that：Institute
The collar is set in stating（62）Annular groove is circumferentially offered on outer wall, the annular groove and the first connecting tube（61）Inwall constitute institute
The accommodating chamber stated（621）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510765731.XA CN105251736B (en) | 2015-11-11 | 2015-11-11 | Nuclear power station laser decontamination system, which is matched somebody with somebody, applies mechanically dust suction retracting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510765731.XA CN105251736B (en) | 2015-11-11 | 2015-11-11 | Nuclear power station laser decontamination system, which is matched somebody with somebody, applies mechanically dust suction retracting device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105251736A CN105251736A (en) | 2016-01-20 |
| CN105251736B true CN105251736B (en) | 2017-07-14 |
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| CN201510765731.XA Active CN105251736B (en) | 2015-11-11 | 2015-11-11 | Nuclear power station laser decontamination system, which is matched somebody with somebody, applies mechanically dust suction retracting device |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106694471A (en) * | 2016-12-07 | 2017-05-24 | 上海临仕激光科技有限公司 | Laser cleaning method and cleaning device for inner wall of pipeline |
| CN107243486A (en) * | 2017-06-27 | 2017-10-13 | 武汉锐科光纤激光技术股份有限公司 | A kind of smoking dust arrester for laser cleaning |
| CN108597638B (en) * | 2018-04-10 | 2020-07-07 | 苏州热工研究院有限公司 | Composite laser decontamination device and method for radioactive decontamination of nuclear power station component |
| CN112489845B (en) * | 2020-09-16 | 2024-03-26 | 中广核研究院有限公司 | Laser decontamination and recovery device for plate type heat exchange plates of PTR (Positive temperature coefficient) system of nuclear power station |
| CN112271010A (en) * | 2020-09-27 | 2021-01-26 | 中国辐射防护研究院 | Microwave decontamination method and device for radioactive contamination of surface and shallow layer of building |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2688726A1 (en) * | 1992-03-20 | 1993-09-24 | Ardt | Device for shaping a laser beam output from an optical fibre, with influx of assistance gas and suction of the smoke (fumes) and the slag |
| US6693255B2 (en) * | 2001-03-22 | 2004-02-17 | R. F. Envirotech, Inc. | Laser ablation cleaning |
| CN2915333Y (en) * | 2006-06-28 | 2007-06-27 | 沈阳飞机工业（集团）有限公司 | Automatic dust-collecting air drill |
| CN201399638Y (en) * | 2009-02-13 | 2010-02-10 | 胡珂瑞 | Point-to-point type device for purifying soldering iron soldering smog |
| CN201645071U (en) * | 2010-02-25 | 2010-11-24 | 河南省威亚机床有限公司 | Welding fume collection welding torch |
| CN202377133U (en) * | 2011-12-23 | 2012-08-15 | 刘子辉 | Universal retractable adjustable water spraying gun |
| CN203370763U (en) * | 2013-06-07 | 2014-01-01 | 宝钢特种材料有限公司 | Stuffing washing device for chemical degreaser |
| CN203408941U (en) * | 2013-07-18 | 2014-01-29 | 台州市航天恒通科技有限公司 | Automatic cleaning device for sensor probe |
| CN205128521U (en) * | 2015-11-11 | 2016-04-06 | 苏州热工研究院有限公司 | Supporting dust absorption recovery unit that uses of nuclear power station laser decontamination system |
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