CN207883338U - Intelligent multi-function removes radioactive contamination device - Google Patents

Abstract

The utility model relates to an intelligent multifunctional device for removing radioactive contamination, which comprises: after quickly locating and detecting the radionuclide contaminated parts and pollution amount on the human body surface, the device is rinsed by dry negative pressure suction or wet spraying of decontamination solution The detection and decontamination head device for removing radionuclide contamination by negative air pressure automatic suction in two ways; the radioactive waste storage device for temporary storage after filtering the radioactive waste wastewater sucked by negative air pressure; The decontamination liquid storage device; the air source device that provides negative pressure for the radioactive waste storage device; detects the activity and water level of the radioactive waste in the radioactive waste storage device, controls the discharge of sewage from the radioactive waste storage device, and sets the air source The control device of the negative pressure value of the device. The utility model has the advantages of compact structure, small volume, integration of detection, decontamination and collection of radioactive pollutants, real-time tracking and detection, and high decontamination efficiency.

Description

Intelligent multifunctional radioactive contamination removal device

technical field

The utility model relates to the field of equipment for removing radioactive contamination on the body surface of personnel, in particular to an intelligent multi-functional device for removing radioactive contamination that has a compact structure, small volume, and integrates detection, removal and collection.

Background technique

The surface of the human body is contaminated by a large amount of radioactivity. If it is not removed in time, it will not only cause radiation skin damage, but also these radioactive substances adhering to the skin will enter the body through the skin, wounds and other parts to produce internal radiation damage and long-term effects. Therefore, when the human body surface is subjected to a large amount of radioactive contamination, how to realize rapid detection, convenient and efficient removal of radioactive contamination is very important to reduce human injury.

The application date is 2009.05.31, the application number is CN200910143643.0, the authorized announcement number is CN101897647B, and the authorized announcement date is 2014.01.08. The patent discloses a recovery type wounded decontamination device, including a clean water tank, a water pump, a water pipe, and an atomizing spray Nozzle, scrubbing head, air return pipe, separation box, air pump and sewage tank; water pump, fresh water tank, and atomizing nozzle are connected through water pipes, atomizing nozzle is set in the scrubbing head, separation box and scrubbing head pass through the return air pipe Connected, the air pump is directly connected to the separation box, and the separation box is directly connected to the sewage tank; wherein, the separation box is provided with a defoaming turntable, the defoaming turntable is an axial wheel type or a spiral impeller type, and the defoaming turntable is set in the return air The bottom of the connection between the pipe and the separation box; the separation box is directly connected to the sewage tank, the air outlet on the top of the separation box is connected to the air pump, and the separation box is connected to one end of the scrubbing head through the return air pipe at the air inlet; the separation box The air inlet of the separation box is set on one side of the box, and the air outlet of the separation box is set on the top of the box; among them, when the device is activated, the water pump pressurizes the clean decontamination liquid in the clean water tank and sends it to the mist in the scrubbing head through the water pipe. At the spray nozzle, the atomization is sprayed onto the decontamination objects in contact with the decontamination brush head; the air pump works to suck the air in the separation tank and the sewage tank, so that negative pressure is generated in the two tanks and the return air pipe, and the scrub head The decontamination sewage sprayed onto the decontamination objects and scrubbed is then sucked into the separation box through the return air pipe and flows back to the sewage tank through the connection port. The utility model removes radioactive pollution through atomization spraying and negative pressure recovery, but does not effectively reduce the volume of the decontamination machine, and has poor integration and insufficient integration; detection, decontamination and waste liquid recovery are not integrated; real-time monitoring is not possible, and real-time Decontamination; it is not possible to switch between dry and wet types; the waste gas discharge lacks a radioactive filter device, which will cause environmental pollution; the decontamination efficiency is low and the decontamination effect is not good.

There is a need for an intelligent multifunctional decontamination device with compact structure, small size, integrated detection and decontamination, real-time tracking and detection, and high decontamination efficiency.

Utility model content

The purpose of the utility model is to provide an intelligent multifunctional radioactive contamination removal device with compact structure, small volume, integration of detection and decontamination, real-time tracking and detection, and high decontamination efficiency.

Intelligent multifunctional radioactive contamination removal device, including:

After quickly locating and detecting the radionuclide-contaminated part and amount of contamination on the human body surface, the radionuclide-contaminated area can be removed by dry negative pressure suction, or by wet spraying of decontamination solution and negative pressure automatic suction. Detect the decontamination head device;

The radioactive waste storage device that temporarily stores and filters the radioactive waste wastewater sucked by negative air pressure;

A decontamination liquid storage device for providing decontamination liquid for detecting the decontamination head device;

A gas source device that provides negative pressure for the radioactive waste storage device;

It is a control device for detecting the activity and water level of radioactive waste in the radioactive waste storage device, controlling the discharge of sewage from the radioactive waste storage device, and setting the negative pressure value of the gas source device.

The detection and decontamination head device includes a decontamination head bracket, a spray nozzle, a rapid positioning detector for radioactive contamination on the body surface, a monitoring display, a trachea and a water pipe,

The decontamination head bracket fixes the spray nozzle, the body surface radioactive contamination rapid positioning detector and the monitoring display; the body surface radioactive contamination rapid positioning detector, one end of the trachea and the water pipe are respectively connected to the spray suction head; the decontamination head There are switches on the bracket to control the air pipe and water pipe respectively;

The radioactive waste storage device is connected to the nozzle after connecting the trachea;

The decontamination liquid storage device is connected to the spray nozzle after connecting the water pipe;

The control device is connected to the detection and decontamination head device, the radioactive waste storage device, the decontamination liquid storage device and the gas source device.

The body surface radioactive contamination rapid positioning detector comprises:

main crystal;

The auxiliary crystal is set on the outside of the main crystal;

A light guide, one end is located at the end of the main crystal and the auxiliary crystal, and the other end is located at the end of the photomultiplier tube;

Lead shielding layer, set on the outside of the secondary crystal;

A photomultiplier tube that converts the weak light signal sent by the light guide into an electrical signal,

The magnetic shielding layer is set on the outside of the photomultiplier tube;

The outer cover is set over the lead shield and the magnetic shield.

The radioactive waste storage device includes a sewage inlet pipe, a sewage tank, a rotating box, a filter air port, a rotating cover plate, a water level alarm and a water outlet. The sewage inlet pipe is respectively connected to the air pipe and the rotating box, and the rotating box is connected to the sewage A box and a filter air port, the filter air port is connected to the air source device, the water level alarm is located at the upper part of the sewage tank or the rotary box, and the water outlet is located at the lower part of the sewage tank or the rotary box.

The filter air port and the air source device are sequentially connected with a particle dust removal handkerchief and a high-efficiency filter handkerchief.

The decontamination liquid storage device includes a clean water tank, an inlet of the clean water tank and a water spray pump. The clean water tank inlet is located on the top of the clean water tank and is provided with a cover. The water spray pump is connected to a water pipe.

The decontamination liquid storage device also includes:

A power circulation pump that circulates the liquid in the clean water tank;

A temperature sensor to monitor the water temperature in the clean water tank;

A filter for filtering the liquid in the clean water tank;

A heater that heats the temperature of the water in the clean water tank.

The air source device is an air pump.

The upper part of the air pump is provided with a main body muffler, the air inlet is provided with an air inlet muffler, and the air outlet is provided with an air outlet muffler.

The control device includes a liquid crystal display, function keys, a panel and a power plug. The liquid crystal display and function keys form a human-computer interaction device and are fixed on the panel, and the power plug is fixed on the panel.

After the utility model quickly locates and detects the radioactive nuclide pollution site and pollution amount on the human body surface, it removes the radioactive nuclei by means of dry negative pressure suction, or wet spraying of decontamination fluid and negative pressure automatic suction. The detection and decontamination head device for element pollution; the radioactive waste storage device for temporary storage after filtering the radioactive waste wastewater sucked by negative air pressure; the decontamination liquid storage device for providing decontamination liquid for the decontamination head device; The storage device provides a negative pressure air source device; a control device that detects the activity and water level of radioactive waste in the radioactive waste storage device, controls the discharge of sewage from the radioactive waste storage device, and sets the negative pressure value of the gas source device. The detection and decontamination head device has the function of real-time rapid positioning and quantitative monitoring of radioactive contamination, and the function of automatically starting the decontamination program, which can be eliminated immediately after detection. The radioactive waste storage device, the decontamination liquid storage device, the gas source device and the control device are reasonably arranged, with compact structure and small volume. Combining dry and wet methods to remove contaminated radioactive substances, the method is flexible and the decontamination efficiency is high. The radioactive waste storage device has a replaceable multi-layer filter layer, which is easy to replace. The sewage of the radioactive waste storage device can be discharged through the external radioactive waste collection bag to prevent secondary pollution, while reducing the volume of the whole machine and improving convenience. The utility model has the advantages of compact structure, small volume, integration of detection, decontamination and collection of radioactive pollutants, real-time tracking and detection, and high decontamination efficiency.

Description of drawings

Fig. 1 is the perspective view of the utility model;

Figure 2 is a perspective view of the device for detecting the decontamination head;

Figure 3 is a perspective view of the radioactive waste storage device;

4 is a perspective view of the decontamination liquid storage device;

Figure 5 is a perspective view of the air source device;

Figure 6 is a perspective view of the control device;

Fig. 7 is the schematic diagram of the rapid positioning detector for radioactive contamination on the body surface;

In the figure: 1. Detection and decontamination head device, 2. Radioactive waste storage device, 3. Decontamination liquid storage device, 4. Air source device, 5. Control device, 11. Decontamination head bracket, 12. Spray nozzle, 13. Body surface radioactive contamination rapid positioning detector, 14. Monitoring display, 15. Trachea, 16. Water pipe, 21. Inlet sewage pipe, 22. Sewage tank, 23. Rotary box, 24. Filter air port, 25. Rotary cover , 26. Particle dust removal handkerchief, 27. High-efficiency filter handkerchief, 28. Water level alarm, 29. Water outlet, 31. Clean water tank, 32. Clean water tank inlet, 33. Water spray pump, 34. Circulation pump, 35. Temperature sensor , 36. Filter, 37. Heater, 41. Air pump, 42. Main body muffler, 43. Air inlet muffler, 44. Air outlet muffler, 51. LCD display, 52. Function keys, 53. Panel, 54, power plug, 131, main crystal, 132, secondary crystal, 133, light guide, 134, lead shielding layer, 135, photomultiplier tube, 136, magnetic shielding layer, 137, outer cover.

Detailed ways

The intelligent multifunctional radioactive contamination removal instrument includes: detection and decontamination head device 1, which is used to quickly locate and detect radionuclide contaminated parts and contamination on the human body surface, and then dry negative pressure suction or wet spray After the decontamination liquid is rinsed out, the negative air pressure automatically sucks back two ways to remove radionuclide pollution; the radioactive waste storage device 2 is used to temporarily store and filter the radioactive waste wastewater sucked by the negative air pressure; the decontamination liquid storage device 3 , used to provide decontamination liquid for detecting decontamination head device 1; gas source device 4, used to provide negative pressure for radioactive waste storage device 2; control device 5, used to detect the activity of radioactive waste in radioactive waste storage device 2 and water level, control the discharge of sewage from the radioactive waste storage device 2, and set the negative pressure value of the gas source device 4.

The decontamination head detection device 1 includes a decontamination head bracket 11, a nozzle nozzle 12, a body surface radioactive contamination rapid positioning detector 13, a monitoring display 14, a trachea 15 and a water pipe 16, and the decontamination head bracket 11 fixes the nozzle nozzle 12, the fast Positioning detector 13 and monitoring display 14; one end of body surface radioactive contamination rapid positioning detector 13, trachea 15 and water pipe 16 is respectively connected to spray nozzle 12; body surface radioactive contamination rapid positioning detector 13 is used for rapidly locating radioactive contamination site Detect the amount of pollution; the monitoring display 14 is used to display the test results; the decontamination head bracket 11 is provided with switches for controlling the air pipe 15 and the water pipe 16 respectively; the radioactive waste storage device 2 is connected to the air pipe 15 and then connected to the spray nozzle 12, and adopts negative pressure Collect and store the waste water for cleaning radioactive pollutants; the decontamination liquid storage device 3 is connected to the water pipe 16 and then connected to the spray nozzle 12, which is used to spray decontamination liquid or clean water on the radioactively contaminated parts; the air source device 4 is used to store radioactive waste The device 2 provides negative pressure; the control device 5 controls the detection decontamination head device 1 , the radioactive waste storage device 2 , the decontamination liquid storage device 3 and the gas source device 4 .

Body surface radioactive contamination rapid positioning detector 13 includes: main crystal 131, the light decay time of main crystal 131 and auxiliary crystal 132 is different; auxiliary crystal 132 is set on the outside of main crystal 131; The end of the crystal 132, the other end is located at the end of the photomultiplier tube 135; the lead shielding layer 134 is set on the outside of the secondary crystal 132; the photomultiplier tube 135 is used to convert the weak light signal sent by the light guide 133 into an electrical signal After the electrical signal is processed by the processing circuit, it is sent to the monitoring display 14, and the weak light signal is produced by the radiation of the main crystal 131 and the secondary crystal (132); the magnetic shielding layer 136 is enclosed within the outside of the photomultiplier tube 135; the outer cover 137, Covered on the outside of the lead shielding layer 134 and the magnetic shielding layer 136 .

Collect the total counting pulse signal U1 and the number of the main crystal pulse signal U2. By moving the main crystal 131 and the auxiliary crystal 132, the ratio of the main crystal pulse signal U2 to the total counting pulse signal U1 is the highest, which is the position of the radiation source.

The radioactive waste storage device 2 includes a sewage inlet pipe 21, a sewage tank 22, a rotating box 23, a filter air port 24, a rotating cover plate 25, a water level alarm 28 and a water outlet 29, and the sewage inlet pipe 21 is respectively connected to the air pipe 15 and the rotating box 23, The rotary box 23 is respectively connected to the sewage tank 22 and the filter air port 24, the filter air port 24 is connected to the air source device 4, the water level alarm 28 is located at the upper part of the sewage tank 22 or the rotary box 23, and the water outlet 29 is located at the bottom of the sewage tank 22 or the rotary box 23 . The filter air port 24 and the air source device 4 are sequentially connected with a particle dedusting handkerchief 26 and a high-efficiency filter handkerchief 27.

The decontamination liquid storage device 3 includes a clean water tank 31 , a clean water tank inlet 32 and a water spray pump 33 , the clean water tank inlet 32 is located on the top of the clean water tank 31 and has a cover, and the water spray pump 33 is connected to the water pipe 16 . The decontamination liquid storage device 3 also includes: a circulation pump 34, which is used to provide circulation power for the liquid in the clean water tank 31; a temperature sensor 35, which is used to monitor the water temperature in the clean water tank 31; a filter 36, which is used to filter the clean water tank 31 Inner liquid; heater 37, is used for heating the water temperature in clean water tank 31.

The air source device 4 is an air pump 41 . The top of the air pump 41 is provided with a main body muffler 42 , the air inlet is provided with an air inlet muffler 43 , and the air outlet is provided with an air outlet muffler 44 . The control device 5 includes a liquid crystal display 51, function keys 52, a panel 53 and a power plug 54. The liquid crystal display 51 and the function keys 52 form a human-computer interaction device and are fixed on the panel 53, and the power plug 54 is fixed on the panel 53.

The advantages of the present invention are:

(1) The detection and decontamination head device has the functions of rapid positioning, real-time monitoring, and instant detection and removal, which improves the efficiency of detection and decontamination.

(2) The radioactive waste storage device, the decontamination liquid storage device, the air source device and the control device are reasonably arranged, with compact structure and small volume.

(3) Dry and wet removal of radioactive contamination, the methods are diverse and flexible, and the decontamination effect is excellent.

(4) The radioactive waste storage device has a replaceable particulate dust removal handkerchief and a high-efficiency filter handkerchief for easy replacement. The sewage of the radioactive waste storage device can be discharged through an external radioactive waste collection bag to prevent secondary pollution and reduce the volume of the whole machine at the same time. Improve convenience.

During use, start the fast positioning detector 13, and the detection will be displayed on the monitoring display 14. The monitoring display 14 is provided with adjustment buttons, and the air pipe 15 and the water pipe 16 are controlled by the monitoring display 14. Aim the nozzle 12 at the site of radioactive contamination for detection and decontamination. The decontamination process is that the water pipe 16 introduces the cleaning liquid into the spray nozzle 12, sprays the cleaning liquid in the form of mist through the rotating nozzle for cleaning, and then sucks the radioactive pollutant sewage back through the air pipe 15, and monitors the monitor 14 during the cleaning process. Synchronously monitor and display on monitor display 14 until the degree of radioactive pollution is reduced to the control value required for decontamination.

The air pipe 15 is inserted into the sewage pipe 21, and a small amount of water is reserved in the sewage tank 22. The air pipe 15 uses negative pressure to recover the sewage and sends it to the rotary box 23. At this time, the rotary cover plate 25 is closed, and the rotary device in the rotary box 23 rotates. The gas and sewage brought back are mixed with the water reserved in the sewage tank 22, and the fine particles are fully mixed into the water under the stirring of the spiral air flow. After the fine particles are mixed with water, the gas filter air port 24 completes the first filter. Through the suction force of the air source device 4, the gas passes through the particle dust removal handkerchief 26 to prevent the particles from fully merging, and performs secondary filtration, with nearly 99.73% adsorption capacity, so that the liquid passing through is very little. To ensure adequate filtration, three filtrations are completed after passing the gas through HEPA. When the water level in the sewage tank 22 or the rotary tank 23 exceeds the preset value, the water level alarm 28 will give an alarm, and the operator will discharge the sewage through the water outlet 29 and flow into an external collection device, such as a radioactive sewage collection bag.

The clean water tank 31 is filled with water through the clean water tank inlet 32, and the water spray pump 33 sends the decontamination liquid of the clean water tank 31 into the water pipe 16 for cleaning. The circulation pump 34 circulates the decontamination liquid in the clean water tank 31. During the circulation process, the filter 36 filters it, heats it with a heater 37, and then detects the temperature through the temperature sensor 35 to keep the temperature of the decontamination liquid in the clean water tank 31 constant. Control, provide warm water for water pipe 16, strengthen decontamination effect.

The rotation of the air pump 41, the flow of the wind and the rotation of the fan blades will generate noise, which will be silenced through the main body muffler 42, the air inlet muffler 43 at the air inlet, and the air outlet muffler 44 at the air outlet, so as to improve the air source device 4. working environment.

The control device 5 includes a liquid crystal display 51 , function keys 52 , a panel 53 and a power plug 54 . The liquid crystal display 51 displays the working percentage of the function keys and the radiation dose rate value of the sewage tank. The function keys 52 include function, +, -, confirmation, preheating, blowdown. When in use, preheat the decontamination solution as needed and then reach the set threshold to start working. Sewage tank 22 fills up when working, inserts sewage bag on water outlet 29. Press the sewage discharge button of the function key 52, the control switch at the water outlet 29 places is opened, and the sewage is discharged, and the sewage discharge operation can be completed.

The basic principles, main features and advantages of the present utility model have been shown and described above. Those skilled in the art should understand that the utility model is not limited by the above-mentioned examples. The above-mentioned examples and descriptions only illustrate the principle of the utility model. There are various changes and improvements, and these changes and improvements all fall within the scope of the claimed utility model. The scope of protection required by the utility model is defined by the appended claims and their equivalents.

Claims (10)

1. The intelligent multifunctional device for removing radioactive contamination is characterized in that it comprises: After quickly locating and detecting the radionuclide-contaminated part and amount of contamination on the human body surface, the radionuclide-contaminated area can be removed by dry negative pressure suction, or by wet spraying of decontamination solution and negative pressure automatic suction. Detecting the decontamination head device (1); A radioactive waste storage device (2) for temporarily storing and filtering the radioactive waste wastewater sucked by negative air pressure; A decontamination liquid storage device (3) for providing decontamination liquid for detecting the decontamination head device (1); A gas source device (4) providing negative pressure for the radioactive waste storage device (2); A control device (5) for detecting the activity and water level of radioactive waste in the radioactive waste storage device (2), controlling the discharge of sewage from the radioactive waste storage device (2), and setting the negative pressure value of the gas source device (4). 2. The intelligent multifunctional device for removing radioactive contamination according to claim 1, characterized in that, the detection and decontamination head device (1) comprises a decontamination head support (11), a spray nozzle (12), a body surface Radioactive Contamination Rapid Locating Detector (13), Monitoring Display (14), Trachea (15) and Water Pipe (16), The decontamination head bracket (11) fixes the nozzle nozzle (12), the body surface radioactive contamination rapid positioning detector (13) and the monitoring display (14); the body surface radioactive contamination rapid positioning detector (13), the trachea (15) and one end of water pipe (16) are respectively connected to nozzle nozzle (12); Described decontamination head support (11) is provided with the switch of respectively controlling trachea (15) and water pipe (16); The radioactive waste storage device (2) is connected to the nozzle (12) after connecting the trachea (15); The decontamination liquid storage device (3) is connected to the spray nozzle (12) after connecting the water pipe (16); The control device (5) is connected to the detection and decontamination head device (1), the radioactive waste storage device (2), the decontamination liquid storage device (3) and the gas source device (4). 3. The intelligent multifunctional device for removing radioactive contamination according to claim 2, characterized in that, the body surface radioactive contamination rapid positioning detector (13) comprises: main crystal (131); The auxiliary crystal (132) is set on the outside of the main crystal (131); Light guide (133), one end is located at the end of main crystal (131) and secondary crystal (132), and the other end is located at the end of photomultiplier tube (135); The lead shielding layer (134) is sleeved on the outside of the auxiliary crystal (132); A photomultiplier tube (135) that converts the weak light signal sent by the light guide (133) into an electrical signal, The magnetic shielding layer (136) is sleeved on the outside of the photomultiplier tube (135); The outer cover (137) is sleeved on the outside of the lead shielding layer (134) and the magnetic shielding layer (136). 4. The intelligent multifunctional device for removing radioactive contamination according to claim 1, characterized in that, the radioactive waste storage device (2) includes a sewage inlet pipe (21), a sewage tank (22), and a rotary tank (23) , filter air port (24), rotating cover plate (25), water level alarm (28) and water outlet (29), described inlet sewage pipe (21) connects air pipe (15) and rotating box (23) respectively, described The rotating box (23) is respectively connected to the sewage tank (22) and the filter air port (24), the filter air port (24) is connected to the air source device (4), and the water level alarm (28) is located at the sewage tank (22) or the rotating The upper part of the box (23), the water outlet (29) is located at the bottom of the sewage tank (22) or the rotary box (23). 5. The intelligent multi-functional device for removing radioactive contamination according to claim 4, characterized in that, between the filter air port (24) and the air source device (4), a particulate dust removal handkerchief (26), a high-efficiency filter handkerchief are connected successively (27). 6. The intelligent multifunctional device for removing radioactive contamination according to claim 1, wherein the decontamination liquid storage device (3) comprises a clean water tank (31), a clean water tank inlet (32) and a water spray pump (33 ), the clean water tank inlet (32) is located at the top of the clean water tank (31), and is provided with a cover, and the water spray pump (33) is connected to the water pipe (16). 7. The intelligent multifunctional device for removing radioactive contamination according to claim 6, characterized in that, the decontamination liquid storage device (3) also includes: A power circulation pump (34) that provides circulation for the liquid in the clean water tank (31); A temperature sensor (35) for monitoring the water temperature in the clean water tank (31); A filter (36) for filtering the liquid in the clear water tank (31); Heat the heater (37) of water temperature in the clear water tank (31). 8. The intelligent multifunctional device for removing radioactive contamination according to claim 1, characterized in that the air source device (4) is an air pump (41). 9. The intelligent multifunctional device for removing radioactive contamination according to claim 8, characterized in that, the top of the air pump (41) is provided with a main body silencer (42), and the air inlet is provided with an air inlet silencer (43 ), the air outlet is provided with an air outlet muffler (44). 10. The intelligent multifunctional device for removing radioactive contamination according to claim 1, characterized in that, the control device (5) includes a liquid crystal display (51), function keys (52), panel (53) and a power plug (54), the liquid crystal display screen (51) and function keys (52) form a human-computer interaction device, and are fixed on the panel (53), and the power plug (54) is fixed on the panel (53).