CN208282862U - Probing head and radiation survey meter are patrolled in a kind of radiation - Google Patents
Probing head and radiation survey meter are patrolled in a kind of radiation Download PDFInfo
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- CN208282862U CN208282862U CN201820819336.4U CN201820819336U CN208282862U CN 208282862 U CN208282862 U CN 208282862U CN 201820819336 U CN201820819336 U CN 201820819336U CN 208282862 U CN208282862 U CN 208282862U
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Abstract
The utility model provides a kind of radiate and patrols probing head and radiation survey meter, and it includes: radiation detector, photoelectric signal converter, multimode signal processor, master control set which, which patrols probing head,；Radiation detector is connected with photoelectric signal converter, and photoelectric signal converter is connected with multimode signal processor, and master control set is connected with the output end of multimode signal processor；Radiation detector is for generating optical signal under the induction of radiation signal；Photoelectric signal converter is for converting optical signals to electric impulse signal；Multimode signal processor is used to carry out multimode collection apparatus to electric impulse signal, collects multimode characteristic, and multimode characteristic is sent in master control set and is handled.The utility model, which solves existing radiation detecting apparatus, can not quickly screen out low dose radiation variation, and the technical issues of cannot quickly measure to the variation of radiation.
Description
Technical field
The utility model relates to Radiation monitoring technical fields, patrol probing head and actinometry more particularly, to a kind of radiation
Instrument.
Background technique
Probing head is patrolled in existing radiation to be sentenced by the exception for carrying out environmental radiation to environmental radiation dose rate or Nuclide measurement
It is disconnected.When using the judgment method of radiation dose rate, in low dosage, radiation is patrolled probing head and is surveyed to radiation dose rate
The response time of amount is longer, while can be because the data variation of micro radiation effect can be buried in the statistical error model of measurement data
In enclosing, thus the conventional judgment method of use radiation dose rate can not quickly screen out the variation of low dose radiation；When using energy
When spectrometry method, that is, when the exception radiated using Nuclide measurement is judged, even if using large volume radiation detection
Device can not collect the power spectrum peak position of corresponding Trace elements in a short time；It cannot achieve quickly to radiation exception
Measurement.
In view of the above problems, not proposing effective solution also.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of radiation to patrol probing head and radiation survey meter, to solve
Existing radiation detecting apparatus can not quickly screen out low dose radiation variation, and cannot quickly the variation to radiation carry out
The technical issues of measurement.
According to the utility model embodiment, provides a kind of radiate and patrol probing head, comprising: radiation detector, multimode signal
Processor, photoelectric signal converter, master control set；The radiation detector is connected with the multimode signal processor, described
Multimode signal processor is connected with the photoelectric signal converter, and the master control set is defeated with the multimode signal processor
Outlet is connected；The radiation detector is for generating optical signal under the induction of radiation signal；The photoelectric signal converter
For the optical signal to be converted to electric impulse signal；The multimode signal processor is used to carry out the electric impulse signal more
Modular character acquisition, collects multimode characteristic, and the multimode characteristic is sent in the master control set and is carried out
Processing.
Further, it is described radiation patrol probing head further include: temperature sensor, wherein the temperature sensor with it is described
Master control set is connected, and patrols the temperature of probing head local environment for detecting described radiate, and obtains temperature data, and by the temperature
Degree evidence, which is sent in the master control set, to be handled.
Further, the photoelectric signal converter includes: photomultiplier tube, wherein the photomultiplier tube is used for will
The optical signal that the radiation detector generates is converted to the electric impulse signal.
Further, the multimode signal processor includes: operational amplifier, wherein the operational amplifier is used for will
The electric impulse signal received from the photoelectric signal converter amplify with it is synchronous, obtain target electric signal.
Further, the multimode signal processor further include: signal processing module, wherein the signal processing module
It is extracted for the multimode feature to the target electric signal, obtains the multimode characteristic of the target electric signal, it is described
Multimode characteristic includes multiple signal characteristics.
Further, the multimode signal processor is connected by connector with the radiation detector, the multimode
Signal processor is connected by connector with the photoelectric signal converter.
Further, probing head is patrolled in the radiation further include: filter plate, wherein the filter plate is used for the radiation
Signal is filtered collimation.
Further, probing head is patrolled in the radiation further include: support plate, wherein the support plate is used to be the radiation
It patrols probing head and installation support is provided.
According to the utility model embodiment, a kind of radiation survey meter is additionally provided, the radiation survey meter includes above-mentioned spoke
It penetrates and patrols probing head, wherein the radiation patrols probing head for measuring the radiation intensity of space environment locating for radiation survey meter.
Further, the radiation survey meter further include: host computer, the host computer and the radiation are patrolled in probing head
Master control set is connected, and the host computer is for storing and/or showing pair that the master control set is uploaded in the host computer
The processing result of the multimode characteristic.
The utility model provides a kind of radiate and patrols probing head, comprising: radiation detector, photoelectric signal converter, multimode
Signal processor, master control set；Radiation detector is connected with photoelectric signal converter, photoelectric signal converter and multimode signal
Processor is connected, and master control set is connected with the output end of multimode signal processor；Radiation detector is used in radiation signal
Induction under generate optical signal；Photoelectric signal converter is for converting optical signals to electric impulse signal；Multimode signal processor
For carrying out multimode collection apparatus to electric impulse signal, multimode characteristic is collected, and multimode characteristic is sent to
It is handled in master control set.In the present embodiment, electric pulse is believed by radiating the multimode signal processor patrolled in probing head
Number carry out multimode collection apparatus mode, can be improved radiation patrol probing head to radiation signal examination speed and measurement accuracy,
Low dose radiation variation can not quickly be screened out by solving existing radiation detecting apparatus, and cannot be quickly to the change of radiation
The technical issues of change measures.
Detailed description of the invention
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art
Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below
In attached drawing be that some embodiments of the utility model are not paying creativeness for those of ordinary skill in the art
Under the premise of labour, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is to patrol the structural schematic diagram of probing head according to a kind of radiate provided by the embodiment of the utility model；
Fig. 2 is the processing schematic according to radiation signal provided by the embodiment of the utility model；
Fig. 3 is the signal extracted according to multimode signal processor provided by the embodiment of the utility model to multimode feature
Figure；
Fig. 4 is according to a kind of structural schematic diagram of radiation survey meter provided by the embodiment of the utility model.
Specific embodiment
To keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer, below in conjunction with attached drawing to this
The technical solution of utility model is clearly and completely described, it is clear that described embodiment is that the utility model a part is real
Example is applied, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art are not making
Every other embodiment obtained, fall within the protection scope of the utility model under the premise of creative work.
Embodiment one:
Fig. 1 is to patrol the structural schematic diagram of probing head according to a kind of radiate provided by the embodiment of the utility model.
As shown in Figure 1, it includes: radiation detector 1, multimode signal processor 2, photoelectric signal transformation that probing head is patrolled in the radiation
Device 3, master control set 4；Radiation detector 1 is connected with multimode signal processor 2, and multimode signal processor 2 and photosignal turn
Parallel operation 3 is connected, and master control set 4 is connected with the output end of multimode signal processor 2.
Radiation detector 1 is for generating optical signal under the induction of radiation signal；
Photoelectric signal converter 3 is for converting optical signals to electric impulse signal；
Multimode signal processor 2 is used to carry out multimode collection apparatus to electric impulse signal, collects multimode characteristic,
And multimode characteristic is sent in master control set 4 and is handled.
The utility model provides a kind of radiate and patrols probing head, comprising: radiation detector, photoelectric signal converter, multimode
Signal processor, master control set；Radiation detector is connected with photoelectric signal converter, photoelectric signal converter and multimode signal
Processor is connected, and master control set is connected with the output end of multimode signal processor；Radiation detector is used in radiation signal
Induction under generate optical signal；Photoelectric signal converter is for converting optical signals to electric impulse signal；Multimode signal processor
For carrying out multimode collection apparatus to electric impulse signal, multimode characteristic is collected, and multimode characteristic is sent to
It is handled in master control set.In the present embodiment, electric pulse is believed by radiating the multimode signal processor patrolled in probing head
Number carry out multimode collection apparatus mode, can be improved radiation patrol probing head to radiation signal examination speed and measurement accuracy,
Low dose radiation variation can not quickly be screened out by solving existing radiation detecting apparatus, and cannot be quickly to the change of radiation
The technical issues of change measures.
Fig. 2 is the processing schematic according to radiation signal provided by the embodiment of the utility model.
In an optional embodiment, as shown in Fig. 2, probing head is patrolled in radiation further include: temperature sensor, wherein
Temperature sensor is connected with master control set, and the temperature of probing head local environment is patrolled for detecting radiation, obtains temperature data, and
Temperature data is sent in master control set and is handled.
In another optional embodiment, as shown in Fig. 2, photoelectric signal converter includes: photomultiplier tube,
In, photomultiplier tube is used to the optical signal that radiation detector generates being converted to electric impulse signal.
In the utility model embodiment, as shown in Fig. 2, radiation detector generated under the induction of radiation signal it is faint
The faint optical signal that radiation detector generates is converted to electric impulse signal, signal processing module by optical signal, photomultiplier tube
(that is, following signal processing modules being contained in multimode signal processor) believes the electric pulse for acquiring photomultiplier tube conversion
Number, and the acquisition of multimodal information (that is, above-mentioned multimode characteristic) is carried out to collected electric impulse signal.Meanwhile temperature passes
The temperature of probing head local environment is patrolled in sensor detection radiation, obtains temperature data, and then master control borad (that is, above-mentioned master control set) is adopted
Collect signal processing module (that is, above-mentioned multimode signal processor) collected multimodal information (that is, above-mentioned multimode characteristic) with
And the temperature data that temperature sensor detects, and multimodal information (that is, above-mentioned multimode characteristic) and temperature data are carried out
Processing.
In the utility model embodiment, as shown in Fig. 2, master control borad (that is, above-mentioned master control set) is based on multimodal information
(that is, above-mentioned multimode characteristic) and temperature data, by meet characteristic model to environmental radiation extremely quickly judged, and
Be uploaded to instrument host by the communication module on master control borad (that is, above-mentioned master control set) or computer host computer carry out storage and/
Display.
It should be noted that main control module can extract signal processing module more in the utility model embodiment
Modular character data carry out digital collection, processing, and the operation such as carry out result criterion, temperature-compensating.
It should be noted that radiation detector is large volume, high efficiency, high-resolution in the utility model embodiment
NaI detector or plastic scintillator detector, which can be realized corresponding to the high efficiency of radiation.It needs to illustrate
, above-mentioned large volume refer to volume be more than or equal to 2L NaI detector or plastic scintillator detector.
In an optional embodiment, multimode signal processor includes: operational amplifier, wherein operational amplifier
For by the electric impulse signal received from photoelectric signal converter amplify with it is synchronous, obtain target electric signal.
In another optional embodiment, multimode signal processor further include: signal processing module, wherein signal
Processing module obtains the multimode characteristic of target electric signal, multimode for extracting to the multimode feature of target electric signal
Characteristic includes multiple signal characteristics.
Fig. 3 is the signal extracted according to multimode signal processor provided by the embodiment of the utility model to multimode feature
Figure.
In the utility model embodiment, as shown in figure 3, multimode signal processor is receiving photoelectric signal converter turn
After the electric impulse signal changed, the operational amplifier in multimode signal processor will be amplified the electric impulse signal and together
Step, obtains target electric signal.And then the signal processing module in multimode signal processor can carry out multimode spy to target electric signal
The extraction of sign obtains the multimode characteristic of target electric signal, it should be noted that includes multiple letters in multimode characteristic
Number feature, signal characteristic 1 as shown in Figure 3, signal characteristic 2, signal characteristic 3 ... signal characteristic n.Signal processing module exists
After extracting above-mentioned multiple signal characteristics, multiple signal characteristics can be sent in master control borad (that is, above-mentioned master control set), into
And master control borad (that is, above-mentioned master control set) is by meeting criterion (that is, meeting characteristic model in above-described embodiment) to multiple letters
Number feature and original burst signal (that is, above-mentioned electric impulse signal) are handled, and export processing result.
It should be noted that the change rate of original burst signal is (that is, above-mentioned electric pulse in the utility model embodiment
Signal) it is greater than the data for being converted to dosage rate.Therefore, it is become apparent by radiation-induced data variation；In addition, acquisition target electricity
The characteristic dimension of the multimode characteristic of signal, multimode characteristic is higher than Dose rate measurement method and spectral measurement method.
Big data the matching analysis is carried out by multimode characteristic information, meets matching criteria (that is, the symbol in above-described embodiment using multiple features
Close characteristic model), the dependence to the judgement of radiation characteristics energy peak is not only reduced, is also realized to the quick of radiation exception
Measurement.
It should be noted that multiple signal characteristics can be the amplitude of target electric impulse signal, width, energy information, number
The various features such as amount, but it is not limited to the above-mentioned several features enumerated.
The utility model provides a kind of radiate and patrols probing head, comprising: radiation detector, photoelectric signal converter, multimode
Signal processor, master control set；Radiation detector is connected with photoelectric signal converter, photoelectric signal converter and multimode signal
Processor is connected, and master control set is connected with the output end of multimode signal processor；Radiation detector is used in radiation signal
Induction under generate optical signal；Photoelectric signal converter is for converting optical signals to electric impulse signal；Multimode signal processor
For carrying out multimode collection apparatus to electric impulse signal, multimode characteristic is collected, and multimode characteristic is sent to
It is handled in master control set.In the present embodiment, electric pulse is believed by radiating the multimode signal processor patrolled in probing head
Number carry out multimode collection apparatus mode, can be improved radiation patrol probing head to radiation signal examination speed and measurement accuracy,
Low dose radiation variation can not quickly be screened out by solving existing radiation detecting apparatus, and cannot be quickly to the change of radiation
The technical issues of change measures.
In an optional embodiment, multimode signal processor is connected by connector with radiation detector, more
Mould signal processor is connected by connector with photoelectric signal converter.
In the utility model embodiment, used connector is also connector.Electrical connector is generally referred to, that is, is connected
The device for connecing two active devices is used for transmission electric current or signal.Multimode signal processor and spoke are carried out by using connector
The connection of detector is penetrated, and carries out the connection of multimode signal processor and photoelectric signal converter using connector, is reached
Design product modular, each module can be with the technical effect of fast insert-pull.
In an alternative embodiment, as shown in Figure 1, probing head is patrolled in radiation further include: filter plate 5, wherein filter plate
5 for being filtered collimation to radiation signal.
In the utility model embodiment, filter plate can be improved radiation letter by being filtered collimation to radiation signal
Signal-to-noise ratio number with background radiation signal, it should be noted that background radiation signal refers to depositing originally in human habitat
Radiation, the main ray issued including natural radionuclide in cosmic ray and nature.Radiation signal and background spoke
The raising for penetrating the signal-to-noise ratio of signal is conducive to induction of the radiation detector to radiation signal.
In another alternative embodiment, as shown in Figure 1, probing head is patrolled in radiation further include: support plate 6, wherein support
Plate 6, which is used to patrol probing head for radiation, provides installation support.
The utility model solves dosage rate method in the prior art or spectral measurement method carries out sentencing for radiation exception
When disconnected, low dose radiation variation can not be quickly screened out, and the technology that cannot quickly measure to the variation of radiation is asked
Topic, and then realize and the technical effect screened and measured quickly is changed to low dose radiation.
Embodiment two:
Fig. 4 is according to a kind of structural schematic diagram of radiation survey meter provided by the embodiment of the utility model.
A kind of radiation survey meter is additionally provided according to the utility model embodiment, as shown in figure 4, the radiation survey meter includes
Probing head 100 is patrolled in above-mentioned radiation, wherein radiation patrols probing head 100 for measuring the spoke of space environment locating for radiation survey meter
Penetrate intensity.
Specifically, as shown in figure 4, radiation survey meter further include: probing head is patrolled in host computer 200, host computer 200 and radiation
Master control set in 100 is connected, host computer 200 be used for store and/or show master control set be uploaded in host computer to more
The processing result of modular character data.
In the present embodiment, multimode spy is carried out to electric impulse signal by radiating the multimode signal processor patrolled in probing head
The mode for levying acquisition can be improved examination speed and measurement accuracy that radiation patrols probing head to radiation signal, solve existing
Radiation detecting apparatus can not quickly screen out low dose radiation variation, and quickly the variation of radiation cannot be measured
Technical problem.
In addition, in the description of the utility model embodiment unless specifically defined or limited otherwise, term " installation ",
" connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally connect
It connects；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, can also indirectly connected through an intermediary, it can
To be the connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood with concrete condition
Concrete meaning in the present invention.
It is in the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", " perpendicular
Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.In addition, term " the
One ", " second ", " third " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
The unit as illustrated by the separation member may or may not be physically separated, aobvious as unit
The component shown may or may not be physical unit, it can and it is in one place, or may be distributed over multiple
In network unit.It can select some or all of unit therein according to the actual needs to realize the mesh of this embodiment scheme
's.
Finally, it should be noted that embodiment described above, only specific embodiment of the present utility model, to illustrate this
The technical solution of utility model, rather than its limitations, the protection scope of the utility model is not limited thereto, although referring to aforementioned
The utility model is described in detail in embodiment, those skilled in the art should understand that: it is any to be familiar with this skill
The technical staff in art field within the technical scope disclosed by the utility model, still can be to skill documented by previous embodiment
Art scheme modify or can readily occur in variation or equivalent replacement of some of the technical features；And these modifications,
Variation or replacement, the spirit and model of the utility model embodiment technical solution that it does not separate the essence of the corresponding technical solution
It encloses, should be covered within the scope of the utility model.Therefore, the protection scope of the utility model is answered described is wanted with right
Subject to the protection scope asked.
Claims (10)
1. probing head is patrolled in a kind of radiation characterized by comprising radiation detector, multimode signal processor, photoelectric signal transformation
Device, master control set；The radiation detector is connected with the multimode signal processor, the multimode signal processor with it is described
Photoelectric signal converter is connected, and the master control set is connected with the output end of the multimode signal processor；
The radiation detector is for generating optical signal under the induction of radiation signal；
The photoelectric signal converter is used to the optical signal being converted to electric impulse signal；
The multimode signal processor is used to carry out multimode collection apparatus to the electric impulse signal, collects multimode characteristic
According to, and the multimode characteristic is sent in the master control set and is handled.
2. probing head is patrolled in radiation according to claim 1, which is characterized in that probing head is patrolled in the radiation further include: temperature
Sensor, wherein the temperature sensor is connected with the master control set, patrols ring locating for probing head for detecting the radiation
The temperature in border obtains temperature data, and the temperature data is sent in the master control set and is handled.
3. probing head is patrolled in radiation according to claim 1, which is characterized in that the photoelectric signal converter includes: photoelectricity
Multiplier tube, wherein the optical signal that the photomultiplier tube is used to generate the radiation detector is converted to the electric arteries and veins
Rush signal.
4. probing head is patrolled in radiation according to claim 1, which is characterized in that the multimode signal processor includes: operation
Amplifier, wherein the operational amplifier for will the electric impulse signal that be received from the photoelectric signal converter into
Row amplification with it is synchronous, obtain target electric signal.
5. probing head is patrolled in radiation according to claim 4, which is characterized in that the multimode signal processor further include: letter
Number processing module, wherein the signal processing module obtains institute for extracting to the multimode feature of the target electric signal
The multimode characteristic of target electric signal is stated, the multimode characteristic includes multiple signal characteristics.
6. probing head is patrolled in radiation according to claim 1, which is characterized in that the multimode signal processor passes through connector
It is connected with the radiation detector, the multimode signal processor is connected by connector with the photoelectric signal converter
It connects.
7. probing head is patrolled in radiation according to claim 1, which is characterized in that probing head is patrolled in the radiation further include: filtering
Plate, wherein the filter plate is for being filtered collimation to the radiation signal.
8. probing head is patrolled in radiation according to claim 1, which is characterized in that probing head is patrolled in the radiation further include: support
Plate, wherein the support plate, which is used to patrol probing head for the radiation, provides installation support.
9. a kind of radiation survey meter, which is characterized in that the radiation survey meter includes any one of the claims 1 to 8 institute
Probing head is patrolled in the radiation stated, wherein it is strong that radiation of the probing head for measuring space environment locating for radiation survey meter is patrolled in the radiation
Degree.
10. radiation survey meter according to claim 9, which is characterized in that the radiation survey meter further include: host computer,
The host computer is connected with the master control set patrolled in probing head that radiates, and the host computer is for storing and/or showing institute
State the processing result to the multimode characteristic that master control set is uploaded in the host computer.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110389371A (en) * | 2019-07-25 | 2019-10-29 | 山东宇佩电子科技有限公司 | A kind of gamma radiation monitor and its monitoring method |
| CN112363202A (en) * | 2020-12-01 | 2021-02-12 | 重庆建安仪器有限责任公司 | Neutron source three-dimensional positioning method and system |
| CN114076888A (en) * | 2021-11-17 | 2022-02-22 | 北京芯同汇科技有限公司 | Circuit board radiation field frequency spectrum component measuring device and circuit board operation detection method |
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2018
- 2018-05-29 CN CN201820819336.4U patent/CN208282862U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110389371A (en) * | 2019-07-25 | 2019-10-29 | 山东宇佩电子科技有限公司 | A kind of gamma radiation monitor and its monitoring method |
| CN112363202A (en) * | 2020-12-01 | 2021-02-12 | 重庆建安仪器有限责任公司 | Neutron source three-dimensional positioning method and system |
| CN114076888A (en) * | 2021-11-17 | 2022-02-22 | 北京芯同汇科技有限公司 | Circuit board radiation field frequency spectrum component measuring device and circuit board operation detection method |
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