Gamma dose rate detector

Abstract

The utility model discloses a gamma dose rate detector, which comprises a main machine shell, a driving device is arranged in the main machine shell, the driving end of the driving device is connected with a telescopic rod penetrating out of the main machine shell, the end part of the telescopic rod is provided with a detector, the surface of the detector is provided with a protection assembly, and the protection assembly comprises a pair of protection plates. A pair of protective plates are arranged on the surface of the detector, a pair of connecting plates are arranged on each protective plate, the protective plates sleeve the surface of the detector, the two connecting plates located on the horizontal plane are in threaded connection with hand screws, and through the structural design of the protective plates, the connecting plates, the hand screws, rubber protrusions and rubber pads, the detector can be protected; the detector is prevented from being collided and scraped by external objects when extending into a narrow area, abrasion of the detector is avoided, sensitive elements in the detector are protected to be intact, and accuracy of measured data and long-term stable operation of an instrument are ensured.

Description

Technical Field

[0001] The utility model relates to the technical field of radiation detection, in particular to a gamma dose rate detector. Background Art

[0002] The X, gamma dose rate meter is an instrument used to measure the radiation protection dose equivalent rate in various radioactive sites. It adopts a scintillation detector with high detection efficiency, and has the characteristics of high sensitivity, convenient operation, automatic display, high threshold historical value of data storage, etc. It can give the measurement result in real time and is suitable for various detection departments. The Chinese authorized utility model patent (publication number: CN219475840U) discloses a portable radiation dose rate meter. By setting the detector on a telescopable push rod, when the instrument is measuring, it is convenient for the detector to extend into various narrow areas for detection, improving the detection accuracy and facilitating use.

[0003] However, there are still some deficiencies in the above device when in use: when the detector extends into a narrow area, due to the lack of effective protection measures, the detector is very easy to be bumped or scratched by external objects, resulting in wear of the detector's outer shell, and in severe cases, damage to the sensitive components inside the detector, thus affecting the measurement accuracy and the service life of the instrument. Therefore, a gamma dose rate detector is proposed for the above situation. Summary of the Utility Model

[0004] The purpose of the utility model is to solve the defect that the detector is very easy to be bumped or scratched by external objects in the prior art, resulting in damage to the detector, and to propose a gamma dose rate detector.

[0005] In order to achieve the above purpose, the utility model adopts the following technical scheme:

[0006] A gamma dose rate detector includes a main body housing. A driving device is arranged inside the main body housing. The driving end of the driving device is connected with a push rod that passes out of the main body housing. The end of the push rod is provided with a detector.

[0007] A protection component is arranged on the surface of the detector. The protection component includes a pair of protection plates. A pair of connecting plates are arranged on each of the pair of protection plates. The pair of protection plates are sleeved on the surface of the detector. Hand-tightening screws are threadedly connected to the two connecting plates located on the horizontal plane.

[0008] A grip rod is threadedly connected to the bottom of the main body housing. A rectangular block is arranged on the top of the main body housing. The rectangular block has an assembly hole.

[0009] Preferably, the driving device is a telescopic cylinder arranged inside the main body housing. A push-button switch for connecting the telescopic cylinder is arranged on the main body housing.

[0010] Preferably, the bottom of the main body housing has a threaded port, which is in threaded fit with the top of the grip rod.

[0011] Preferably, the shape of the protective plate is semi-circular arc, and a rubber pad is arranged on the inner surface of the protective plate.

[0012] Preferably, a number of rubber protrusions are arranged on the outer surface of the protective plate, and a number of communicating through holes are formed through both the protective plate and the rubber pad.

[0013] Preferably, screw holes for assembling hand-tightening screws are formed on the connecting plate.

[0014] The utility model has the following beneficial effects:

[0015] 1. Through the structural design of the protective plate, connecting plate, hand-tightening screws, rubber protrusions and rubber pad, the utility model can protect the detector, prevent the detector from being knocked and scratched by external objects when extending into a narrow area, not only avoid the wear of the detector, but also protect the integrity of the sensitive components inside the detector, and ensure the accuracy of the measurement data and the long-term stable operation of the instrument.

[0016] 2. Through the structural design of the rectangular block and the assembly hole, when the device is not in use, the grip rod can be removed from the threaded port and installed on the rectangular block, thereby reducing the overall volume of the device and achieving the benefit of being convenient for transportation and carrying. Description of the Drawings

[0017] Figure 1 is a schematic structural diagram of the detector;

[0018] Figure 2 is a schematic structural diagram of the protection component;

[0019] Figure 3 is a schematic structural diagram of the detector;

[0020] Figure 4 is Figure 2 a partial enlarged structural diagram at A in

[0021] In the figure: 1, main body housing; 101, threaded port; 2, telescopic rod; 3, detector; 4, protection component; 401, protective plate; 402, connecting plate; 403, hand-tightening screw; 404, rubber protrusion; 405, rubber pad; 5, grip rod; 6, rectangular block; 601, assembly hole. Detailed Embodiments

[0022] The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the drawings in the embodiments of the present utility model. Apparently, the described embodiments are only a part of the embodiments of the present utility model, rather than all of the embodiments.

[0023] Reference Figures 1-4 , a γ dose rate detector, comprising a main body housing 1, a driving device is arranged inside the main body housing 1, a telescopic rod 2 passing through the outside of the main body housing 1 is connected to the driving end of the driving device, and a detector 3 is arranged at the end of the telescopic rod 2.

[0024] As Figure 1 and Figure 3 shown, the driving device is a telescopic cylinder arranged inside the main body housing 1, and a push-button switch connected to the telescopic cylinder is arranged on the main body housing 1.

[0025] Furthermore, the telescopic rod 2 is driven by the telescopic cylinder to extend and retract back and forth, and the detector 3 for detecting radiation is located at the front end of the telescopic rod 2, so that it is convenient to extend the detector 3 into narrow areas or indoor dead corners for detection.

[0026] A protective component 4 is arranged on the surface of the detector 3. The protective component 4 includes a pair of protective plates 401. A pair of connecting plates 402 are arranged on each of the pair of protective plates 401. The pair of protective plates 401 are sleeved on the surface of the detector 3. Hand-tightening screws 403 are threadedly connected to the two connecting plates 402 on the horizontal plane.

[0027] Furthermore, screw holes for assembling the hand-tightening screws 403 are formed in the connecting plates 402.

[0028] As Figure 2 and Figure 4 shown, the shape of the protective plate 401 is semi-circular arc. A rubber pad 405 is arranged on the inner surface of the protective plate 401. A plurality of rubber protrusions 404 are arranged on the outer surface of the protective plate 401. A plurality of communicating through holes are formed through the protective plate 401 and the rubber pad 405.

[0029] Furthermore, the rubber pad 405 and the rubber protrusions 404 are both provided to enhance the seismic resistance when the protective plate 401 is collided and improve the protection performance of the detector 3.

[0030] Specifically, when in use, first sleeve the pair of protective plates 401 on the detector 3, and then use the hand-tightening screws 403 to pass through the screw holes in the corresponding two connecting plates 402 to realize the positioning of the pair of protective plates 401, which can play a protective role for the detector 3, prevent the detector 3 from being knocked and scratched by external objects when extending into narrow areas, not only avoid the wear of the detector 3, but also protect the integrity of the sensitive components inside the detector 3, and ensure the accuracy of the measurement data and the long-term stable operation of the instrument.

[0031] The bottom of the main body housing 1 is threadedly connected with a grip rod 5. The bottom of the main body housing 1 has a threaded port 101, and the threaded port 101 is in threaded fit with the top of the grip rod 5. A rectangular block 6 is provided on the top of the main body housing 1, and the rectangular block 6 has an assembly hole 601.

[0032] When the device is not in use, the grip rod 5 can be removed from the threaded port 101 and then installed on the rectangular block 6, thereby reducing the overall volume of the device and achieving the advantage of being convenient for transportation and carrying.

[0033] The above is only a preferred specific embodiment of the present invention, but the protection scope of the present invention is not limited thereto. Any person skilled in the art within the technical scope disclosed by the present invention, according to the technical solution and inventive concept of the present invention, makes equivalent substitutions or changes, and should be covered within the protection scope of the present invention.

Claims

1. A gamma dose rate detector, comprising a main body housing (1), a driving device is arranged inside the main body housing (1), a telescopic rod (2) passing out of the main body housing (1) is connected to the driving end of the driving device, and a detector (3) is arranged at the end of the telescopic rod (2), characterized in that: A protection component (4) is arranged on the surface of the detector (3), the protection component (4) comprises a pair of protection plates (401), a pair of connecting plates (402) are arranged on each of the pair of protection plates (401), the pair of protection plates (401) are sleeved on the surface of the detector (3), and hand-tightening screws (403) are threadedly connected to the two connecting plates (402) located on the horizontal plane; A grip rod (5) is threadedly connected to the bottom of the main body housing (1), a rectangular block (6) is arranged at the top of the main body housing (1), and an assembly hole (601) is provided on the rectangular block (6).

2. The gamma dose rate detector according to claim 1, wherein: The driving device is a telescopic cylinder arranged inside the main body housing (1), and a push-button switch for connecting the telescopic cylinder is arranged on the main body housing (1).

3. The gamma dose rate detector according to claim 1, wherein: The bottom of the main body housing (1) has a threaded port (101), and the threaded port (101) is in threaded fit with the top of the grip rod (5).

4. The gamma dose rate detector according to claim 1, characterized in that: The shape of the protection plate (401) is semi-circular arc, and a rubber pad (405) is arranged on the inner surface of the protection plate (401).

5. A gamma dose rate detector according to claim 4, characterized in that: A plurality of rubber protrusions (404) are arranged on the outer surface of the protection plate (401), and a plurality of communicating through holes are penetrated through the protection plate (401) and the rubber pad (405).

6. A gamma dose rate detector according to claim 1, characterized in that: A screw hole for assembling the hand-tightening screw (403) is provided on the connecting plate (402).

Images