CN205861911U - Wearable personal dose monitoring instrument - Google Patents
Wearable personal dose monitoring instrument Download PDFInfo
- Publication number
- CN205861911U CN205861911U CN201620434281.6U CN201620434281U CN205861911U CN 205861911 U CN205861911 U CN 205861911U CN 201620434281 U CN201620434281 U CN 201620434281U CN 205861911 U CN205861911 U CN 205861911U
- Authority
- CN
- China
- Prior art keywords
- monitoring instrument
- ray
- wearable personal
- dose monitoring
- personal dose
- 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.)
- Active
Links
Landscapes
- Measurement Of Radiation (AREA)
Abstract
This utility model relates to radiometric technique field, especially relate to a kind of Wearable personal dose monitoring instrument, described Wearable personal dose monitoring instrument, including Wearable personal dose monitoring instrument, described Wearable metering ceremony body includes Geiger counter tube, controller and display, described Geiger counter tube is connected with described controller respectively with described display, and described Geiger counter tube is used for detecting X-ray and gamma-ray radiation dose.This utility model, by arranging display, enables staff to read X-ray and gamma-ray radiation dose at any time, convenient and swift；By using Geiger technology pipe detection X-ray and gamma-ray radiation dose, improve the sensitivity of X-ray and gamma-ray detection, enhance anti-electromagnetic interference capability, expand the range of application of Wearable personal dose monitoring instrument.
Description
Technical field
This utility model relates to radiometric technique field, especially relates to a kind of Wearable personal dose monitoring instrument.
Background technology
Along with the development of science and technology, the application of nuclear energy constantly expands, and it is widely used in core military project, core is dived
The occasions such as the flaw detection of ship, nuclear power station, industrial non-destructive, isotope application and Chemical Examination Material in Hospital treatment, the number of contact ionization radiation is also
Having and also get more and more, the radiation protection of staff and safety receive more and more attention.
Personal dose monitoring instrument is a kind of instrument for physical protection monitoring in radioactive environment, and it can be in routine
Various occasion accurate recording individual's radiation dose of Radiation monitoring, it is possible to effectively prevent excessive radiation accident.But
Owing to tradition individual's metering monitor volume is relatively big, wearing inconvenience, a lot of work people just affect after wearing personal dose monitoring instrument
Often work, causes it reduce the number of times worn or seldom wear, does not even wear, cause the generation much radiating irradiation accident.
Semiconductor detector is used to have developed Wristwatch type personal monitoring gauge now with people, but due to semiconductor detector sensitivity
Low, need within 4-5 minute, could respond once in the case of background, and semiconductor detector is easily subject to electromagnetic signal interference, shadow
Ring certainty of measurement, limit the range of application of Wristwatch type personal monitoring gauge.
Therefore, developing a kind of compact, compact conformation, highly sensitive, anti-electromagnetic interference capability is strong, it is possible to make work people
The individual metering monitor of member's body-worn is imperative.
Utility model content
The purpose of this utility model is to provide a kind of Wearable personal dose monitoring instrument, to solve to deposit in prior art
Wristwatch type individual's metering monitor, use semiconductor detector, sensitivity is low, and anti-electromagnetic signal interference performance is poor, apply
The technical problem that scope is restricted.
The Wearable personal dose monitoring instrument that this utility model provides, including Geiger counter tube, controller and display, institute
Stating Geiger counter tube to be connected with described controller respectively with described display, described Geiger counter tube is used for detecting X-ray and γ
The radiation dose of ray.
Further, described Wearable personal dose monitoring instrument also includes alarm, described alarm and described controller
Connect.
Further, described Wearable personal dose monitoring instrument also includes memorizer, described memorizer and described controller
Connect.
Further, described Wearable personal dose monitoring instrument also includes pedometer, described pedometer and described controller
Connect.
Further, described Wearable personal dose monitoring instrument also includes wireless receiving sending module, described wireless receiving
Sending module is connected with described controller.
Further, described Wearable personal dose monitoring instrument also includes usb interface module, described usb interface module with
Described controller connects.
Further, described Wearable personal dose monitoring instrument also includes key-press module, described key-press module and described control
Device processed connects.
Further, described Wearable personal dose monitoring instrument also includes power module, described power module and described control
Device processed connects.
Further, described power module is rechargeable battery.
Further, described Wearable personal dose monitoring instrument also includes Wearable body, described Geiger counter tube, described
Controller and described display may be contained within described Wearable body.
The Wearable personal dose monitoring instrument that this utility model provides, by arranging display, enables staff at any time
Read X-ray and gamma-ray radiation dose, convenient and swift；By using Geiger counter tube detection X-ray and gamma-ray spoke
Penetrate dosage, improve X-ray and the detectivity of gamma-ray radiation dose, enhance anti-electromagnetic interference capability, expand
The range of application of Wearable personal dose monitoring instrument.
Accompanying drawing explanation
In order to be illustrated more clearly that this utility model detailed description of the invention or technical scheme of the prior art, below by right
In detailed description of the invention or description of the prior art, the required accompanying drawing used is briefly described, it should be apparent that, describe below
In accompanying drawing be embodiments more of the present utility model, for those of ordinary skill in the art, do not paying creativeness
On the premise of work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
The theory structure schematic diagram of the Wearable personal dose monitoring instrument that Fig. 1 provides for this utility model embodiment 1.
Reference:
101-Geiger counter tube；102-controller；103-display；
104-alarm；105-memorizer；106-pedometer；
107-wireless receiving sending module；108-USB interface module；109-key-press module；
110-power module.
Detailed description of the invention
Below in conjunction with accompanying drawing, the technical solution of the utility model is clearly and completely described, it is clear that described
Embodiment is a part of embodiment of this utility model rather than whole embodiments.Based on the embodiment in this utility model, this
The every other embodiment that field those of ordinary skill is obtained under not making creative work premise, broadly falls into this practicality
Novel protected scope.
In description of the present utility model, " " center ", " on ", D score, "left", "right", " perpendicular it should be noted that term
Directly ", " level ", " interior ", the orientation of the instruction such as " outward " or position relationship be based on orientation shown in the drawings or position relationship, be only
Must have specific for the ease of describing this utility model and simplification description rather than instruction or the device of hint indication or element
Orientation, with specific azimuth configuration and operation, therefore it is not intended that to restriction of the present utility model.Additionally, term " the
One ", " second ", " the 3rd " are only used for describing purpose, and it is not intended that instruction or hint relative importance.
In description of the present utility model, it should be noted that unless otherwise clearly defined and limited, term " peace
Dress ", should be interpreted broadly " being connected ", " connection ", for example, it may be fix connection, it is also possible to be to removably connect, or integratedly
Connect；Can be to be mechanically connected, it is also possible to be electrical connection；Can be to be joined directly together, it is also possible to be indirectly connected to by intermediary,
It can be the connection of two element internals.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
Language concrete meaning in this utility model.
Embodiment 1
Personal dose monitoring instrument is a kind of instrument for physical protection monitoring in radioactive environment, and it can be in routine
Various occasion accurate recording individual's radiation dose of Radiation monitoring and and alarm, it is possible to effectively prevent excessive radiation
Accident.But traditional usual volume of personal dose monitoring instrument is relatively big, inconvenient to carry, the generation of many radiation irradiation accidents be exactly by
Lacking applicable instrument in scene or staff does not wears personal dose monitoring instrument by regulation and causes, many units are with individual
People is inconvenient to carry due to traditional personal dose monitoring instrument, the normal work of impact after wearing, and decreases the number of times worn or very
Wear less, create adverse consequences.
Research worker develops the Wristwatch type personal dose monitoring device using semiconductor detector now, overcomes tradition
People's measure monitor body is long-pending relatively big, the not shortcoming of Portable belt, but owing to semiconductor detector sensitivity is low, 4-5 minute ability
Respond once, and semiconductor detector itself is without amplification, needs subsequent amplification circuitry to be amplified detectable signal, amplify
Rear poor anti jamming capability, is easily subject to electromagnetic signal interference so that it is the electromagnetic interference such as the mechanical, electrical machine of opponent are more sensitive, even if
Shell also suffers from electromagnetic interference and is easily subject to electromagnetic signal interference after carrying out design of Electromagnetic Shielding, affect certainty of measurement, make work
Make personnel and can not learn individual's radiation dose accurately in real time, it is impossible to play the effect that real-time protection monitoring personnel are healthy
Really.
The purpose of this utility model is to develop a kind of compact, and compact conformation is highly sensitive, anti-electromagnetic interference capability
By force, enable staff's body-worn, and can in radioactive environment real-time protection monitoring personal radiation dose
Individual metering monitor.
The theory structure schematic diagram of Wearable individual's metering monitor that Fig. 1 provides for this utility model embodiment；Such as Fig. 1
Shown in, the Wearable personal dose monitoring instrument that the present embodiment provides, including Wearable personal dose monitoring instrument, described Wearable meter
Amount ceremony body includes Geiger counter tube 101, controller 102 and display 103, and Geiger counter tube 101 is with display 103 respectively
Being connected with controller 102, Geiger counter tube 101 is used for detecting X-ray and gamma-ray radiation dose.
At this utility model, Geiger counter tube 101 is the enumerator of a kind of dedicated probe x ray intensity x, and it is by inflating
Pipe or cell pop one's head in, when to probe apply voltage reach certain limit time, ray often produces primary ionization, just in pipe
Can amplify produce the electric pulse of a formed objects the electronic installation that is connected record, thus measure in the unit interval
Number of rays.Owing to Geiger counter tube 101 is to make the performance of gas ionization make according to radial energy, its anti-electromagnetic interference capability
By force, sensitive face is relatively big, and therefore, detectivity is higher, it is possible to responded once in tens seconds, and can keep radiation dose
Detection accuracy, enable staff to learn X-ray and gamma-ray radiation dose in real time, for staff health and
Safely provide protective survey, it is possible to effectively expand the application of individual's metering monitor.
The Wearable personal dose monitoring instrument that this utility model provides, also by arranging display 103, makes staff's energy
Enough reading X-ray and gamma-ray radiation dose in real time, properly protect in real time, the health of protection staff's health and peace
Entirely.
In this utility model, controller 102 is with tally function, it is possible to show the time in real time by display 103, with
Enable staff to be reached by this utility model and read temporal information.Especially in other non-radiative occasion, this practicality is new
The Wearable personal dose monitoring instrument that type provides can use as clock and watch, enables staff to check the time at any time, for work
The live and work making personnel provides convenient.
It addition, the Wearable personal dose monitoring instrument compact that this utility model provides, compact conformation, it is possible to make work
Personnel's body-worn, and do not affect normal work；Thus it is relatively big to overcome tradition personal dose monitoring instrument volume, affects after wearing
Normal work, and make staff reduce the number of times worn or seldom wear, the problem creating adverse consequences.
As it is shown in figure 1, the Wearable personal dose monitoring instrument that this utility model provides also includes alarm 104, alarm
104 are connected with controller 102.
Alarm 104 is a kind of by preventing or preventing certain event the consequence caused to occur, with shapes such as sound, light, air pressure
Formula reminds or warns us should take certain electronic product taken action.In this utility model, alarm 104 and controller
102 connect, and are set with X-ray and the alarm threshold value of gamma-ray radiation dose, the warning threshold of working time in controller 102
With the warning threshold of integrated radiation dose, the X-ray detected when Geiger tube counter tube 101 and gamma-ray radiation dose, tired
When long-pending dosage or working time exceed predetermined threshold, alarm 102 starts alarm mode, by shapes such as sound or light changes
Formula, reminds staff to note, it is to avoid staff, by X-ray and gamma-ray injury, affects healthy.
The alarm 104 that Wearable personal dose's detector that this utility model provides is used both can be buzzer,
Can also be voice prompting device, it is also possible to for light sensation prompting apparatus, it is also possible to according to demand select other form warning dress
Put.It addition, in this utility model, according to the difference of warning threshold, sound or light that alarm 104 sends are the most different,
Alarm 103 is respectively provided with multiple different prompt tone and/or light, so that alarm 104 is when reporting to the police, according to spoke
Penetrate the alarm threshold value of dosage, the warning threshold of working time or the classification of integrated radiation dose warning threshold, send different sound
Sound and/or light, enable staff to understand the concrete condition of institute's raying in time.
As it is shown in figure 1, the Wearable personal dose monitoring instrument that this utility model provides also includes memorizer 105, memorizer
105 are connected with controller 102.
Memorizer 105 is for protecting stored simple machine in modern information technologies.In this utility model, memorizer
105 are connected with controller 102, memorizer 105 can either in real time accurate recording staff by X-ray and gamma-ray radiation agent
Amount, additionally it is possible to writing task personnel within a period of time by X-ray and the history of gamma-ray whole radiation dose so that
Staff will appreciate that the whole radiation history within the radiation occasion working time, thus to preventing excessive exposure accident, fall
Low occupational exposure dosage, it is achieved optimization of radiation protection target plays a significant role.
As it is shown in figure 1, the Wearable personal dose monitoring instrument that this utility model provides also includes pedometer 106, pedometer
106 are connected with controller 102.
Pedometer 106 is by the data such as statistics step number, distance, speed, time, measuring and calculating calorie or heat consumption, uses
To control quantity of motion, prevent quantity of motion not enough, or a kind of instrument of excessive movement.Pedometer 106 provided by the utility model
For 3D formula pedometer, 3D pedometer comprehensive can experience body shake, as long as can in band pocket at one's side or handbag
Meter step, and it makes meter step more accurate, and volume is less.
In this utility model embodiment, pedometer 106 is connected with controller 102, pedometer 106 statistics step number, away from
Can be read by display 103 from data messages such as, speed, times.When the Wearable that this utility model provides
People's dose monitor is not when radiation place uses, and staff can use as pedometer, and staff can be led to
Cross display 103 and read quantity of motion in real time, to avoid quantity of motion not enough, or cause excessive movement.It addition, by arranging pedometer
106 so that Wearable personal dose monitoring instrument provided by the utility model can a tractor serves several purposes, can either make as clock and watch
With, can use as pedometer again, further for user offer work and facility in life.
As it is shown in figure 1, the Wearable personal dose monitoring instrument that this utility model provides also includes wireless receiving sending module
107, wireless receiving sending module 107 is connected with controller 102.
Wearable individual's metering monitor that this utility model provides is realized by wireless receiving sending module 107 and calculates
Realize between machine being wirelessly transferred.In this utility model, wireless receiving sending module 107 is connected with controller 102, controller
102 are received and sent messages by wireless receiving sending module 107.Wireless receiving sending module 107 both can be bluetooth module, it is also possible to
For WIFI module, it is also possible to for GPRS module, it is also possible to use wireless receiving sending module according to the demand of client.
Bluetooth module 106 refers to the chip basic circuit set of integrated Bluetooth function, is used for receiving and sending Bluetooth signal,
It is widely used in short-distance radio network communication；WIFI module is used for receiving and sending WIFI signal, and it can be wireless at one
The effective range that the electric wave of router covers all is networked by Wireless Fidelity connected mode, receives and sends WIFI signal；
GPRS module is used for receiving and send GPRS signal, it be GSM mobile subscriber can a kind of mobile data services.
As it is shown in figure 1, the Wearable personal dose monitoring instrument that this utility model provides also includes usb interface module 108,
Usb interface module 108 is connected with controller 102.
In this utility model, usb interface module 108 is for being connected with data wire, so that the letter that memorizer 105 is stored
Breath can be transferred on computer by usb interface module, it is simple to staff consults and preserves, for the occupation peace of staff
Full protection provides help.
As it is shown in figure 1, the Wearable personal dose monitoring instrument that this utility model provides also includes key-press module 109, button
Module 109 is connected with controller 102.
For the ease of Wearable personal dose monitoring instrument being carried out parameter setting, the wearing that this utility model embodiment provides
Formula individual's metering monitor also include key-press module 109, key-press module 109 include function button, mode key, arrange button and
Backlight key, function button, mode key, arranges button and backlight key is connected with controller 102 respectively.
It is capable of the opening and closing to pedometer 106 by function button, can also be made by function button simultaneously
The switching that display 103 carries out time sum counter 106 shows；It is capable of Wearable personal dose is supervised by mode key
Survey the opening and closing operation of instrument, display 103 switching display radiation dose and accumulation can also be made by mode key simultaneously
Dosage；The setting of Wearable personal dose monitoring instrument relevant parameter can be carried out, such as the warning of radiation dose by arranging button
Threshold value, the alarm threshold value of accumulated dose, the alarm threshold value of working time, instrument numbering and the arranging of time；Pressed by backlight
Bond energy enough adjusts the brightness of display 103, display 103 display-memory 105 can also be made to be deposited by backlight key simultaneously
Storage data message, such as: the working time, greatest irradiation dosage, greatest irradiation dosage time of origin, instrument numbering and pedometer step number
Deng.The Wearable personal dose monitoring instrument that this utility model provides uses above four kinds of button design, takes into full account user's request,
Simple to operate, easy to use.
As it is shown in figure 1, the Wearable personal dose monitoring instrument that this utility model provides also includes power module 110, power supply
Module 110 is connected with controller 102.
In this utility model, power module 110 is connected with controller 102, for powering to this utility model.In this reality
In novel, Geiger counter tube 101 needs can normally work under more than 320V voltage, the electricity that this utility model provides
Source module 110 is connected with Geiger counter tube 101 by high voltage step-up circuit, to ensure Geiger counter tube 101 stable operating voltage,
Geiger counter tube 101 is made to respond once in tens seconds, to improve the sensitivity of Wearable personal dose monitoring instrument.
In this utility model, power module 110 is rechargeable battery.
Power module 110 is rechargeable battery, enables recharge and uses, economic and environment-friendly.At this utility model
In, rechargeable battery can be solaode, it is also possible to can also freely choose other according to practical situation for lithium ion battery
The rechargeable battery of form.It addition, the rechargeable battery that this utility model provides can be connected with power supply by usb interface module 108
It is charged, simple to operate, easy to use.
The Wearable personal dose monitoring instrument that this utility model provides also includes Wearable body, Geiger counter tube 101, control
Device 102 processed and display 103 may be contained within Wearable body.
The Wearable convenient staff of personal dose's detector in order to enable this utility model to provide wears with oneself
Wearing, Wearable personal dose's detector also includes Wearable body, and Geiger counter tube 101, controller 102 and display 103 are equal
It is arranged on Wearable body.In this utility model, Wearable body is watch, bracelet or finger ring, so that staff's energy
Enough it is worn on wrist or finger, neither affects the work of staff, X-ray and gamma-ray radiation agent can be monitored again at any time
Amount, provides protective survey for the healthy of staff in real time.
In this utility model, display 103 is liquid crystal display, both can be with using electricity wisely by employing liquid crystal display
Amount, can save again space, additionally it is possible to the picture making display is softer, reduces the injury to eyes.
The Wearable personal dose monitoring instrument that this utility model provides, collects radiation dose monitoring, time showing, meter pacing amount
Be wirelessly transferred in one, compact, compact conformation, it is possible to provide protective survey for staff in real time, it is ensured that work people
The personal safety of member.
Last it is noted that various embodiments above is only in order to illustrate the technical solution of the utility model, rather than it is limited
System；Although being described in detail this utility model with reference to foregoing embodiments, those of ordinary skill in the art should
Understand: the technical scheme described in foregoing embodiments still can be modified by it, or to the most some or all of
Technical characteristic carries out equivalent；And these amendments or replacement, do not make the essence of appropriate technical solution depart from this practicality new
The scope of type each embodiment technical scheme.
Claims (7)
1. a Wearable personal dose monitoring instrument, it is characterised in that: include Geiger counter tube, controller and display, described
Geiger counter tube is connected with described controller respectively with described display, and described Geiger counter tube is used for detecting X-ray and γ penetrates
The radiation dose of line；Described controller is with tally function, it is possible to show the time in real time by described display；Also include reporting to the police
Device, described alarm is connected with described controller, is set with X-ray and the warning of gamma-ray radiation dose in described controller
Threshold value, the warning threshold of working time and the warning threshold of integrated radiation dose；Also including memorizer, described memorizer is with described
Controller connects；Also include that pedometer, described pedometer are connected with described controller.
Wearable personal dose monitoring instrument the most according to claim 1, it is characterised in that: also include that wireless receiving sends mould
Block, described wireless receiving sending module is connected with described controller.
Wearable personal dose monitoring instrument the most according to claim 2, it is characterised in that: also include usb interface module, institute
State usb interface module to be connected with described controller.
Wearable personal dose monitoring instrument the most according to claim 3, it is characterised in that: also include key-press module, described
Key-press module is connected with described controller.
5. according to the Wearable personal dose monitoring instrument according to any one of claim 1-4, it is characterised in that: also include power supply
Module, described power module is connected with described controller.
Wearable personal dose monitoring instrument the most according to claim 5, it is characterised in that: described power module is charged electrical
Pond.
Wearable personal dose monitoring instrument the most according to claim 1, it is characterised in that: also include Wearable body, institute
State Geiger counter tube, described controller and described display to may be contained within described Wearable body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620434281.6U CN205861911U (en) | 2016-05-13 | 2016-05-13 | Wearable personal dose monitoring instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620434281.6U CN205861911U (en) | 2016-05-13 | 2016-05-13 | Wearable personal dose monitoring instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205861911U true CN205861911U (en) | 2017-01-04 |
Family
ID=57643485
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620434281.6U Active CN205861911U (en) | 2016-05-13 | 2016-05-13 | Wearable personal dose monitoring instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205861911U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112859140A (en) * | 2021-01-11 | 2021-05-28 | 广州乐家健康科技有限公司 | Medical protective radiation exposure dose real-time monitoring system based on Internet of things |
-
2016
- 2016-05-13 CN CN201620434281.6U patent/CN205861911U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112859140A (en) * | 2021-01-11 | 2021-05-28 | 广州乐家健康科技有限公司 | Medical protective radiation exposure dose real-time monitoring system based on Internet of things |
| CN112859140B (en) * | 2021-01-11 | 2024-05-31 | 广州乐家健康科技有限公司 | Medical protection ray irradiation dose real-time monitoring system based on Internet of things |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US9501918B2 (en) | Human safety indicator | |
| CN204909414U (en) | Dedicated multi -functional intelligence medical treatment monitoring bracelet of old person | |
| US4733383A (en) | Combined digital and analog timepiece and radiation monitor assembly | |
| JP3189486U (en) | Dosimeter-mobile radio unit with radiometer | |
| JP2003528287A (en) | Static charge warning device | |
| US20070282173A1 (en) | Vital sign sending method and a sending apparatus thereof | |
| US9234970B2 (en) | Portable radiation dosimeter | |
| CN106691387A (en) | Wearable type intelligent electronic clinical thermometer | |
| CN107942150A (en) | Wearable alarming in short range of electric power device | |
| CN201977772U (en) | Safety monitor | |
| US10365378B2 (en) | Active dosimeter systems for real-time radiation dose measurements | |
| CN205861911U (en) | Wearable personal dose monitoring instrument | |
| US20050242289A1 (en) | Radiation monitoring system | |
| CN107014428A (en) | Environment monitoring method and device based on wearable equipment | |
| CN105054507A (en) | Real-time detection bracelet for ionization radiation and interaction method for bracelet and mobile phone | |
| JP2011099792A (en) | Dosimeter | |
| KR20040019525A (en) | Portable pocket dosimeter having a sensor | |
| CN111352147B (en) | Radiation monitoring method | |
| KR101191470B1 (en) | Personal radiation dosimeter | |
| WO2014021731A1 (en) | Mobile radio communication device with radiation detector | |
| JP5313843B2 (en) | Biological information detection system and method | |
| JP2013061203A (en) | Radiation dose monitoring system | |
| CN214201791U (en) | Monitoring terminal for dose equivalent rate and radioactivity activity | |
| JP7206369B2 (en) | Electronic dosimeter for alarm generation in pulsed radiation fields | |
| CN112764079A (en) | Personal dose detection device for radioactive source |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |