CN218547010U - Disposable protective device for probe of wound radiation measuring instrument - Google Patents
Disposable protective device for probe of wound radiation measuring instrument Download PDFInfo
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- CN218547010U CN218547010U CN202222398313.XU CN202222398313U CN218547010U CN 218547010 U CN218547010 U CN 218547010U CN 202222398313 U CN202222398313 U CN 202222398313U CN 218547010 U CN218547010 U CN 218547010U
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Abstract
The utility model discloses a disposable wound radiometer probe protector belongs to radiation protection technical field. The device includes protecting film and sleeve, and the sleeve is equipped with blind end and open end, and it is inboard that the protecting film is fixed in telescopic blind end, and telescopic open end is equipped with integrated into one piece's annular fixed buckle, installs the sleeve on disposable wound radiometer probe through the fixed buckle of annular, makes the protecting film hug closely the detection face of wound radiometer probe. The device of the utility model has the advantages of scientific design, simple structure, convenient operation and low cost. The detection efficiency of alpha particles is improved to the maximum extent while the probe is effectively protected from pollution. The method can meet the requirements of field rescue tasks such as rapid and continuous detection of radioactive pollution on the wound surfaces of batch wounded personnel and accurate measurement of the irradiated dose of the wound under the conditions of nuclear emergency, nuclear accident, nuclear attack and other flat wartime.
Description
Technical Field
The utility model discloses a disposable wound radiation measuring instrument probe protector, specifically say, be a protector that is used for detecting wound surface alpha, beta and gamma ray radiation pollution instrument probe. The protective device sleeved outside the wound radiation measuring instrument probe can prevent the probe from being polluted, the influence of the protective film on the alpha particle pollution measuring result is reduced to the minimum, and an operator can conveniently and timely replace the clean probe protective device. Belongs to the technical field of radiation protection.
Background
With the rapid development of the nuclear technology application industry, the development of domestic and international nuclear power stations is rapid, and the number of various radioactive sources is increased rapidly. In the military field, the development of nuclear weapon technologies such as nuclear missiles, nuclear submarines and nuclear engines makes the potential safety hazard in the nuclear application field more obvious and greatly increases the probability of radioactive radiation of related personnel.
The wound radiation measuring instrument is a precise instrument for detecting low-level alpha, beta and gamma ray radioactive pollution on the surface of a human wound in flat war and measuring the external irradiation dose rate level of the human wound polluted by nuclide, and is suitable for carrying out radioactive pollution detection on the wound of a wounded person under the conditions of nuclear emergency, nuclear medicine, nuclear accident, nuclear attack and the like.
The type of detector of the wound radiometer is typically a GM tube and can measure alpha, beta and gamma contamination simultaneously or separately. Because the detection surface of the probe is not protected by a grating, the detector is easy to damage if the probe is not used properly; if the probe detection surface is seriously extruded and stabbed in the using and storing processes, internal electronic components are possibly damaged, instruments are damaged, and the operation is influenced. Before using the instrument, an operator usually wraps a film outside the detection surface of the probe to prevent the probe from being polluted during detection. At present, transparent preservative films are mostly used for protection, but the measurement of alpha particle external irradiation dose rate can be obviously influenced; if the plastic wrap is polluted and needs to be replaced, the actual operation capability of operators is different, so that the protection effect is possibly inconsistent, the operation is inconvenient, the consumed time is long, and the detection efficiency is influenced. Therefore, there is a need to develop a new disposable probe protector for a wound radiometer.
Disclosure of Invention
The inventor designs a disposable protective device for a probe of a wound radiometer through theoretical research and practical exploration. It adopts one-time production and integrated molding design. The protective film is made of transparent polyester film, and has the advantages of high transmissivity, water and dust resistance, tensile resistance, long service life and the like; the protective film is positioned on the inner side of the closed end of the sleeve and can be tightly attached to the detection surface of the probe of the wound radiation measuring instrument after being installed (figure 1). The sleeve material is medical transparent silica gel, can be firm fixed, sealed and tensile protecting film. The structure enables an operator to install and dismantle the probe protection device of the wound radiation measuring instrument under the direct-view condition.
Compare in the traditional safeguard measure who uses plastic wrap parcel wound radiation measuring appearance probe detection face, the utility model discloses a protective film is extremely thin strides and draws the membrane, and thickness can be less than 2.5 microns, can avoid polluting in effective protection probe, improves alpha particle's detection efficiency to the utmost, and the in-service use effect is showing and is being higher than traditional protective material such as plastic wrap. The utility model discloses receive and easily change after polluting, and the cost is lower, compensatied current wound radiometer probe protector's not enough.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a protective device for a disposable wound radiation measuring instrument probe comprises a protective film and a sleeve, wherein the protective film and the sleeve are produced in a disposable and integrated manner; the sleeve is provided with a closed end and an open end, the protective film is fixed on the inner side of the closed end of the sleeve, the open end of the sleeve is provided with an annular fixing buckle for firmly installing the sleeve on a probe of a disposable wound radiation measuring instrument, and the protective film can be tightly attached to a detection surface of the probe of the wound radiation measuring instrument after installation (figure 1).
The protective film of the protective device is made of a transparent plane Mylar film (Mylar film), the thickness of the protective film is 2.5-4.0 microns, the protective film is circular, and the diameter of the protective film is matched with the diameter of the detection surface of the wound radiation measuring instrument probe. The protective film can be matched with a wound radiation measuring instrument probe with an adaptive model for use. The protective film is made of an extremely thin transparent polyester film, and the alpha particles are shielded less.
The sleeve of the protective device is made of medical transparent silica gel, the cross section of the sleeve is circular, the length of the sleeve body is 6.0-10.0 cm, and the inner diameter of the sleeve body is matched with the outer diameter of the cylindrical probe of the wound radiation measuring instrument. Preferably, the inner diameter of the sleeve is about 1.3-1.7 mm larger than the outer diameter of the disposable wound radiation measuring instrument probe, and the disposable wound radiation measuring instrument probe can be matched with a wound radiation measuring instrument probe with a matched model for use.
The protective film and the sleeve of the protective device are produced in one-time and integrated mode. Both ends are blind end and open end respectively, and it is inboard that the protective film is fixed in telescopic blind end through pasting (gluing) mode, can hug closely the detection face of wound radiometer probe after the installation, can effectively isolated sewage and radioactive dust.
The outer side wall of the open end of the sleeve is provided with an annular fixing buckle (figure 1), and the annular fixing buckle is fixed on the outer side wall of the open end of the sleeve in an integrated forming mode.
The annular fixing buckle is provided with an elastic sheet fixing mechanism and a button connected with the elastic sheet fixing mechanism; the protective device can be quickly installed and locked by pressing and loosening the button on the annular fixing buckle; the protective device can be conveniently taken down by pressing the button on the annular fixed buckle.
The utility model discloses a disposable wound radiometer probe protector can be according to the size customization of different brands, model wound radiometer probe.
The utility model has the advantages that: the design science, simple structure, convenient operation, the cost is lower. The extremely thin protective film can improve the precision of alpha radiation measurement results on the surface of a wound to the maximum extent while effectively protecting the probe from being polluted, and can effectively protect instrument equipment. The method can meet the requirements of field rescue tasks such as rapid and continuous detection of radioactive pollution on the wound surfaces of batch wounded personnel and accurate measurement of the irradiated dose of the wound under the conditions of nuclear emergency, nuclear accident, nuclear attack and other flat wartime.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings are exemplary only and that other embodiments can be derived from the drawings provided by those skilled in the art without inventive effort.
The structure, ratio, size and the like shown in the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention has no technical essential significance, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy and the achievable purpose of the present invention.
Fig. 1 is a schematic structural diagram of the device of the present invention.
Description of the main reference numerals:
1-protective film; 2-a sleeve; 3-closed end; 4-inner cavity of sleeve; 5-open end; 6-annular fixing buckle.
Detailed Description
As shown in figure 1, the utility model mainly comprises a protective film 1 and a sleeve 2, and is produced in one-off and integrated mode. The protective film is fixed on the inner side of the closed end of the sleeve 2 in an adhesive mode and is tightly attached to the detection surface of the probe of the wound radiation measuring instrument after installation. The protective film 1 is round, is made of a transparent planar Mylar film (Mylar film), has a thickness of 2.5-4.0 microns, and has a diameter matched with the diameter of the detection surface of the probe of the wound radiation measuring instrument. The diameter of the protective film 1 can be changed to match different types of wound radiometer probes. The sleeve 2 is a cylinder, the hollow part of the sleeve is an inner cavity 4, two ends of the sleeve are respectively a closed end 3 and an open end 5, and the sleeve is made of medical transparent silica gel; the height of the sleeve body is 6.0-10.0 cm, the inner side of the closed end 3 of the sleeve is provided with a protective film 1 with a circular cross section, and the inner diameter of the sleeve 2 is about 1.3-1.7 mm larger than the outer diameter of a cylindrical probe of a wound radiation measuring instrument matched with the inner diameter of the sleeve. The inner diameter can be varied to match the cylindrical probes of different models of wound radiation measuring instruments. The outer side wall of the open end 5 of the sleeve 2 is provided with an integrally formed annular fixed buckle 6, an elastic sheet fixing mechanism is arranged in the annular fixed buckle, and a button connected with the annular fixed buckle is arranged on the buckle; by pressing and loosening the button on the annular fixing buckle 6, the protective device (the protective film 1 and the sleeve 2) can be quickly installed and locked outside the probe body of the wound radiation measuring instrument; the protective device (the protective film 1 and the sleeve 2) can be conveniently taken down from the probe by pressing a button on the annular fixing buckle 6, and a new protective device is replaced.
Before the operation of wound radiation measurement is carried out, an operator takes down the protective cover of the wound radiation measurement instrument probe, takes out the clean protective device (the protective film 1 and the sleeve 2) of the wound radiation measurement instrument probe from a package, presses a button on the annular fixing buckle 6, enables the open end 5 of the sleeve 2 to face the detection surface of the probe, slightly sleeves the probe from the head end (the detection surface) to the tail end (the cable connection part), and enables the closed end 3 of the sleeve 2 made of transparent silica gel to be close to the detection surface of the wound radiation measurement instrument probe under direct vision; an operator loosens the button on the annular fixing buckle 6 to firmly fix the sleeve 2 on the outer side wall of the probe to prevent the sleeve from slipping; the operator turns on the instrument power supply, the detection surface of the probe faces the detected wound, whether the wound is polluted by nuclide is detected, and the external irradiation dose rate levels of alpha, beta and gamma rays are measured. After the measurement is finished, an operator presses a button on the annular fixing buckle 6, the protective device (the protective film 1 and the sleeve 2) which is possibly polluted is taken down from the probe, the unused protective device is replaced, the measurement is carried out again, or the instrument power supply is turned off to store the instrument.
The utility model relates to a science, simple structure, convenient operation, the cost is lower. The detection efficiency of alpha particles can be improved to the maximum extent while the probe is effectively protected from being polluted. The method can meet the requirements of field rescue tasks such as rapid and continuous detection of radioactive pollution on the wound surfaces of batch wounded personnel and accurate measurement of the irradiated dose of the wound under the conditions of nuclear emergency, nuclear accident, nuclear attack and other flat wartime.
Claims (8)
1. The utility model provides a disposable wound radiometer probe protector which characterized in that: including protecting film and sleeve, the sleeve be equipped with blind end and open end, the protecting film is fixed in telescopic blind end inboard, telescopic open end is equipped with the fixed buckle of annular, installs the sleeve on disposable wound radiometer probe through the fixed buckle of annular, the detecting face of wound radiometer probe is hugged closely to the protecting film.
2. The disposable wound radiometer probe guard of claim 1, wherein: the protective film is made of a transparent planar Mylar film, has the thickness of 2.5-4.0 microns, is circular in shape, and has the diameter matched with the diameter of the detection surface of the probe of the wound radiation measuring instrument.
3. The disposable wound radiometer probe guard of claim 1, wherein: the sleeve is made of medical transparent silica gel, the cross section of the sleeve is circular, and the inner diameter of the sleeve is matched with the outer diameter of the cylindrical probe of the wound radiation measuring instrument.
4. The disposable wound radiometer probe guard of claim 3, wherein: the inner diameter of the sleeve is 1.3-1.7 mm larger than the outer diameter of the wound radiation measuring instrument probe.
5. The disposable wound radiometer probe guard of claim 4, wherein: the length of the sleeve is 6.0-10.0 cm.
6. The disposable wound radiometer probe guard of claim 1, wherein: the protective film is fixed on the inner side of the closed end of the sleeve in an adhesive mode.
7. The disposable wound radiometer probe guard of claim 1, wherein: the annular fixing buckle is fixed on the outer side wall of the open end of the sleeve in an integrated forming mode.
8. The disposable wound radiometer probe guard of claim 7, wherein: the annular fixing buckle is internally provided with an elastic sheet fixing mechanism, and the buckle is provided with a button connected with the elastic sheet fixing mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222398313.XU CN218547010U (en) | 2022-09-09 | 2022-09-09 | Disposable protective device for probe of wound radiation measuring instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222398313.XU CN218547010U (en) | 2022-09-09 | 2022-09-09 | Disposable protective device for probe of wound radiation measuring instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218547010U true CN218547010U (en) | 2023-02-28 |
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ID=85272593
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222398313.XU Active CN218547010U (en) | 2022-09-09 | 2022-09-09 | Disposable protective device for probe of wound radiation measuring instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218547010U (en) |
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2022
- 2022-09-09 CN CN202222398313.XU patent/CN218547010U/en active Active
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