CN206420683U - A kind of portable sampling equipment for air tritiated water - Google Patents

A kind of portable sampling equipment for air tritiated water Download PDF

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Publication number
CN206420683U
CN206420683U CN201720022013.8U CN201720022013U CN206420683U CN 206420683 U CN206420683 U CN 206420683U CN 201720022013 U CN201720022013 U CN 201720022013U CN 206420683 U CN206420683 U CN 206420683U
Authority
CN
China
Prior art keywords
tritiated water
air pump
air
semiconductor chilling
sampling equipment
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 - Fee Related
Application number
CN201720022013.8U
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Chinese (zh)
Inventor
董兰
成琼
马俊格
杨勇
涂俊
穆龙
杜阳
蔺金贤
吴冠银
常瑞敏
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Institute of Nuclear Physics and Chemistry China Academy of Engineering Physics
Original Assignee
Institute of Nuclear Physics and Chemistry China Academy of Engineering Physics
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Institute of Nuclear Physics and Chemistry China Academy of Engineering Physics filed Critical Institute of Nuclear Physics and Chemistry China Academy of Engineering Physics
Priority to CN201720022013.8U priority Critical patent/CN206420683U/en
Application granted granted Critical
Publication of CN206420683U publication Critical patent/CN206420683U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model provides a kind of portable sampling equipment for air tritiated water, semiconductor chilling plate and radiator fan inside the sampler are connected by wire with power supply, it is close to radiator fan in the face that heats of semiconductor chilling plate, the chill surface of semiconductor chilling plate is wrapped up by heat-insulation layer housing, temperature sensor and collection vessel are placed in heat-insulation layer chamber body, air inlet, gas outlet and the outlet of power air pump of collection vessel are respectively connected with flexible pipe, flow indication controller is connected by signal wire with power air pump, and power air pump is connected by wire with power supply.The sampler adjusts the vapor flow rate containing HTO in the environment of suction using power air pump, will contain HTO steam using semiconductor chilling plate and condense rapidly and be collected into collection vessel and form tritiated water.The sampler is applied to relate to the fast sampling of the steam containing HTO near the staff's breathing zone of tritium place, has the advantages that compact, practical, can provide support to relate to tritium staff's tritium radiation protection.

Description

A kind of portable sampling equipment for air tritiated water
Technical field
The utility model belongs to radiation protection and environmental protection technical field, and in particular to a kind of for air tritiated water Portable sampling equipment.
Background technology
Tritium is as one of nuclear industry and the important raw material of arms of precision production field, with beta activity and hypotoxicity Feature.Wherein, the toxicity of tritiated water is more than 10000 times of tritium gas.Because tritium is the nucleic of minimum molecular weight, currently without conjunction Suitable material can be protected it completely.Therefore, the tritiated water soakage for relating to tritium staff relies primarily on radiation protection Tritium level is judged in monitoring urine.However, because the discharge that tritium enters human body to urine by respiratory system experienced people The complicated metabolic process of body, it is impossible to directly perceived, quick to understand the absorbed dose of radiation for relating to tritium personnel's tritiated water.Tritium in the surrounding air of fixed point Change the sampler of water, volume is excessive, it is impossible to carries, can not reflect the tritiated water dosage that personnel may suck.Pass through silica gel Absorb environment tritiated water, although be convenient for carrying, but silica gel water suction excessively slow and adsorbance is low, it is necessary to for a long time(24 hours)Take Sample, also needs to be distilled the tritiated water being adsorbed on silica gel, it is impossible to the property suitable for relating to the short-term operation of tritium place after sampling.
The content of the invention
Technical problem to be solved in the utility model is to provide a kind of portable sampling equipment for air tritiated water.
Portable sampling equipment of the present utility model for air tritiated water, is characterized in, described sampler bag Include the radiator fan being arranged in Portable box, semiconductor chilling plate, heat-insulation layer, collection vessel, temperature sensor, power air pump, Power supply, temperature indicator, flow indication controller;Its annexation is that described semiconductor chilling plate and radiator fan passes through Wire is connected with power supply, and radiator fan is close in the face that heats of semiconductor chilling plate;The chill surface of semiconductor chilling plate is by heat-insulation layer Housing is wrapped up, and forms refrigeration cavity;Refrigeration cavity is sealed by removable cover, removable cover reserving hole channel;Placed in refrigerating chamber body Temperature sensor and collection vessel;Described temperature sensor is connected by signal wire with temperature indicator, and flexible pipe I passes through activity The coil pipe air inlet connection of cover plate reserving hole channel and collection vessel, flexible pipe II passes through removable cover reserving hole channel and collection vessel Straight tube gas outlet is connected, the other end of flexible pipe II connection power air pump gas outlet;Described power air pump air inlet passes through flexible pipe III With atmosphere, flow indication controller is connected by signal wire with power air pump, and power air pump is connected by wire with power supply.
Described semiconductor chilling plate is that p-type and N-type semiconductor material are connected the thermocouple pair to be formed.
The bottom of described collection vessel is taper device, and the top end opening of taper device is communicated with coil pipe, the port of export of coil pipe Straight tube is connected, the material of collection vessel is glass.
Described power air pump is KNF barrier film power air pumps.
Described temperature sensor transmits the temperature information of solution in tested container by signal wire to temperature indicator.
Described flow indication controller is by controlling the speed being evacuated in gas circuit.
Described radiator fan is square vane type radiator fan.
Described heat-insulation layer is the heat-insulation layer with foam heat-insulating interlayer.
Described removable cover is the movable aluminium sheet of double door.
Described flexible pipe I, flexible pipe II and flexible pipe III is silicone tube.
Portable sampling equipment of the present utility model for air tritiated water, the environment of suction is adjusted using power air pump In vapor flow rate containing HTO, using semiconductor chilling plate will contain HTO steam condense rapidly and be collected into collection vessel formed Tritiated water, facilitates follow-up liquid scintillator measuring environment tritium-containing amount.It is of the present utility model to be used for the portable of air tritiated water Sampler is applied to relate to the fast sampling of the steam containing HTO near the staff's breathing zone of tritium place, reaches efficient, quick Measurement relates to the purpose of the tritiated water absorbed dose of radiation of tritium place staff.
Brief description of the drawings
Fig. 1 is the internal structure schematic diagram of the portable sampling equipment of the present utility model for air tritiated water;
Fig. 2 is the external structure schematic diagram of the portable sampling equipment of the present utility model for air tritiated water;
In figure, the removable cover of 1. radiator fan, 2. semiconductor chilling plate, 3. heat-insulation layer, 4. collection vessel 5. The power supply 12. of III 10. power air pump of plate 6. temperature sensor, 7. flexible pipe, I 8. flexible pipe, II 9. flexible pipe 11. The handle of 16. casing of wire 13. ac plug, 14. temperature indicator, 15. flow indication controller 17..
Embodiment
The utility model is described in further detail with reference to the accompanying drawings and examples.
Embodiment 1
As shown in Figure 1, 2, the portable sampling equipment of the present utility model for air tritiated water includes being arranged on carrying Radiator fan 1, semiconductor chilling plate 2, heat-insulation layer 3, collection vessel 4, temperature sensor 6, power air pump 10, power supply in case 11st, temperature indicator 14, flow indication controller 15;Its annexation is, described semiconductor chilling plate 2 and radiator fan 1 It is connected by wire 12 with power supply 11, radiator fan 1 is close in the face that heats of semiconductor chilling plate 2;The refrigeration of semiconductor chilling plate 2 Face is wrapped up by the housing of heat-insulation layer 3, forms refrigeration cavity;Refrigeration cavity is sealed by removable cover 5, the reserving hole channel of removable cover 5;System Temperature sensor 6 and collection vessel 4 are placed in cold cavity;Described temperature sensor 6 passes through signal wire and temperature indicator 14 Connection, flexible pipe I 7 is connected by the reserving hole channel of removable cover 5 with the coil pipe air inlet of collection vessel 4, and flexible pipe II 8 passes through removable cover The reserving hole channel of plate 5 is connected with the straight tube gas outlet of collection vessel 4, the gas outlet of the other end of flexible pipe II 8 connection power air pump 10;Institute The air inlet of power air pump 10 stated passes through signal wire and power gas by flexible pipe III 9 and atmosphere, flow indication controller 15 Pump 10 is connected, and power air pump 10 is connected by wire 12 with power supply 11.
Described semiconductor chilling plate 2 is that p-type and N-type semiconductor material are connected the thermocouple pair to be formed.
The bottom of described collection vessel 4 is taper device, and the top end opening of taper device is communicated with coil pipe, the exit of coil pipe Straight tube is connected, the material of collection vessel 4 is glass.
Described power air pump 10 is KNF barrier film power air pumps.
The temperature that described temperature sensor 6 transmits solution in tested container by signal wire to temperature indicator 14 is believed Breath.
Described flow indication controller 15 is by controlling the speed being evacuated in gas circuit.
Described radiator fan 1 is square vane type radiator fan.
Described heat-insulation layer 3 is the heat-insulation layer with foam heat-insulating interlayer.
Described removable cover 5 is the movable aluminium sheet of double door.
Described flexible pipe I, flexible pipe II and flexible pipe III is silicone tube.
The portable sampling equipment course of work of the present utility model for air tritiated water is as follows:Temperature indicator 14 leads to The temperature information crossed in the signal wire connection acquisition refrigerating chamber of temperature sensor 6;Flow indication controller 15 is connected by signal wire Power air pump 10 obtains gas instantaneous delivery in flexible pipe III 9, and power supply 11 is by twisted pair line connection power air pump 10 and controls start and stop. The air that flexible pipe III 9 is pumped into by power air pump 10 is delivered to the air inlet coil pipe of collection vessel 4 by flexible pipe I 7, condensed tritiated Water collects the taper device in the bottom of collection vessel 4.Sampling closes power supply 11 after terminating, and disconnects the company of flexible pipe I 7 and collection vessel 4 Connect, open removable cover 5, take out collection vessel 4, and sealed storage waits liquid scintillator measurement detection.
The utility model is not limited to above-mentioned embodiment, and person of ordinary skill in the field visualizes from above-mentioned Hair, without performing creative labour, made a variety of conversion are all fallen within protection domain of the present utility model.

Claims (6)

1. a kind of portable sampling equipment for air tritiated water, it is characterised in that described sampler includes being arranged on Radiator fan in Portable box(1), semiconductor chilling plate(2), heat-insulation layer(3), collection vessel(4), temperature sensor(6), it is dynamic Strength pump(10), power supply(11), temperature indicator(14), flow indication controller(15);Its annexation is that described partly leads Body cooling piece(2)And radiator fan(1)Pass through wire(12)With power supply(11)Connection, semiconductor chilling plate(2)To heat face tight Paste radiator fan(1);Semiconductor chilling plate(2)Chill surface by heat-insulation layer(3)Housing is wrapped up, and forms refrigeration cavity;Refrigerating chamber Body cavity body is by removable cover(5)Sealing, removable cover(5)Reserving hole channel;Temperature sensor is placed in refrigerating chamber body(6)And collection Container(4);Described temperature sensor(6)Pass through signal wire and temperature indicator(14)Connection, flexible pipe I(7)Pass through cover plate(5) Reserving hole channel and collection vessel(4)Coil pipe air inlet connection, flexible pipe II(8)Pass through removable cover(5)Reserving hole channel is with collecting Container(4)Straight tube gas outlet connection, flexible pipe II(8)The other end connects power air pump(10)Gas outlet;Described power air pump (10)Air inlet passes through flexible pipe III(9)With atmosphere, flow indication controller(15)Pass through signal wire and power air pump(10) Connection, power air pump(10)Pass through wire(12)With power supply(11)Connection.
2. the portable sampling equipment according to claim 1 for air tritiated water, it is characterised in that:Described partly leads Body cooling piece(2)Connected the thermocouple pair to be formed for p-type and N-type semiconductor material.
3. the portable sampling equipment according to claim 1 for air tritiated water, it is characterised in that:Described power Air pump(10)For KNF barrier film power air pumps.
4. the portable sampling equipment according to claim 1 for air tritiated water, it is characterised in that:Described temperature Sensor(6)By signal wire to temperature indicator(14)Transmit the temperature information of solution in tested container.
5. the portable sampling equipment according to claim 1 for air tritiated water, it is characterised in that:Described flow Display controller(15)By controlling the speed being evacuated in gas circuit.
6. the portable sampling equipment according to claim 1 for air tritiated water, it is characterised in that:Described radiating Fan(1)For square vane type radiator fan.
CN201720022013.8U 2017-01-06 2017-01-06 A kind of portable sampling equipment for air tritiated water Expired - Fee Related CN206420683U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201720022013.8U CN206420683U (en) 2017-01-06 2017-01-06 A kind of portable sampling equipment for air tritiated water

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201720022013.8U CN206420683U (en) 2017-01-06 2017-01-06 A kind of portable sampling equipment for air tritiated water

Publications (1)

Publication Number Publication Date
CN206420683U true CN206420683U (en) 2017-08-18

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Family Applications (1)

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Country Status (1)

Country Link
CN (1) CN206420683U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106596203A (en) * 2017-02-27 2017-04-26 中国工程物理研究院核物理与化学研究所 Portable sampling device used for air tritiated water
CN109011246A (en) * 2018-06-13 2018-12-18 西京学院 A kind of Tritium Protection device and preparation method thereof based on lamination layer structure

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106596203A (en) * 2017-02-27 2017-04-26 中国工程物理研究院核物理与化学研究所 Portable sampling device used for air tritiated water
CN109011246A (en) * 2018-06-13 2018-12-18 西京学院 A kind of Tritium Protection device and preparation method thereof based on lamination layer structure

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GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20170818

Termination date: 20190106

CF01 Termination of patent right due to non-payment of annual fee