Imitation nucleon density instrument interactive experience teaching aid for science popularization

Abstract

The utility model provides a simulation nucleon density instrument interactive experience teaching aid for science popularization, and belongs to the technical field of simulation nucleon instrument interactive experience teaching aids. The simulation nucleon instrument interactive experience teaching aid for science popularization comprises a storage box, a scraping plate, a guide rod, a simulation density board, a standard density board, a simulation nucleon density instrument, a photoelectric sensor and a punching mechanism, and the simulation nucleon density instrument, the scraping plate and the standard density board are slidably inserted into the storage box; the lower end of the guide rod is inserted into a guide hole of the scraper blade, the guide rod is sleeved with the imitation density board, and the imitation density board is used for imitating the environment of soil, broken stone, a soil-stone mixture, an asphalt mixture and non-hardened cement concrete. The imitation nucleon instrument interactive experience teaching aid for science popularization is compact in structure, convenient to store and carry and free of radiation; the research and development and experiment cost is reduced, the safety is improved, various inspection environments can be simulated by utilizing the density-imitating board, the applicability is high, and better use experience is brought to a user.

Description

TECHNICAL FIELD

[0001] The application relates to the technical field of interactive experience teaching aids of imitated nuclear density meters, in particular to a popular science imitated nuclear density meter interactive experience teaching aid. BACKGROUND

[0002] The nuclear density meter is an electronic instrument for real-time detection of the density and humidity of geotechnical construction materials by using the isotope radiation principle. The nuclear density meter is usually provided with a sealed 10-millieurie cesium-137 gamma source and a sealed 50-millieurie americium-241 / boron neutron source, and is also provided with a density and humidity two-ray detector, which is used for measuring the density and humidity of the measured material together with the gamma source and the neutron source. Since the nuclear density meter has radiation, when the nuclear density meter is used as a teaching aid, the operator and the learner have the risk of being exposed to radiation, which affects the safety of the operator and the learner. CONTENT OF THE UTILITY MODEL

[0003] In order to make up for the above shortcomings, the application provides a popular science imitated nuclear density meter interactive experience teaching aid, which aims to improve the problem that the operator and the learner have the risk of being exposed to radiation when the nuclear density meter is used as a teaching aid, which affects the safety of the operator and the learner.

[0004] The application is implemented in the following manner:

[0005] The application provides a popular science imitated nuclear density meter interactive experience teaching aid, which comprises a storage box, a scraper, a guide rod, an imitated density board, a standard density board, an imitated nuclear density meter, a photoelectric sensor and a punching mechanism, the imitated nuclear density meter, the scraper and the standard density board are slidably inserted into the storage box, and the lower end of the guide rod is inserted into the guide hole of the scraper;

[0006] The imitated density board is sleeved on the guide rod, and a plurality of imitated density boards are arranged, the imitated density board is used for simulating the environment of soil, gravel, soil and stone mixture, asphalt mixture and non-hardened cement concrete, the transmitter of the photoelectric sensor is installed in the probe, the receivers of different photoelectric sensors are respectively installed on the imitated density board and the standard density board, and the receivers of the photoelectric sensors on the imitated density board are respectively installed in or on the surfaces of the imitated density board;

[0007] The punching mechanism is installed in the storage box, and the punching mechanism is arranged to punch holes in the imitated density board.

[0008] In an embodiment of the application, the storage box comprises a box body, a handle, a side cover and a buckle, the handle is fixed to the upper surface of the box body, the side cover is fixed to the box body through a hinge, and different parts of the buckle are fixed to the box body and the side cover respectively.

[0009] In an embodiment of the present application, the box is provided with a limiting groove, and the nuclear density simulator, the scraper and the standard density board are slidably arranged in the limiting groove.

[0010] In an embodiment of the present application, the box is provided with clamping grooves, and a hammer, a drill rod and a clamping block are clamped in different clamping grooves.

[0011] In an embodiment of the present application, the nuclear density simulator comprises a shell, an imitation operation panel, an LED digital lamp, a probe rod, a sliding block, a handle, a locking piece, a tungsten steel sliding block and a second spring, the imitation operation panel and the LED digital lamp are fixed on the shell, and the sliding block is slidably arranged on the shell.

[0012] One end of the handle is fixed on the outer wall of the sliding block, the upper end of the probe rod is fixed on the lower surface of the sliding block, the probe rod slidably penetrates through the shell, the locking piece is arranged on the sliding block and the shell, the locking piece is arranged to limit the sliding block on the shell, the tungsten steel sliding block is slidably arranged in the shell, one end of the second spring is fixed in the shell, and the other end of the second spring is fixed on the outer wall of the tungsten steel sliding block.

[0013] In an embodiment of the present application, the locking piece comprises a first spring and a pin rod, a plurality of positioning grooves are arranged on the shell, the positioning grooves are linearly and equidistantly arranged on the shell, one end of the first spring is fixed in the shell, the pin rod slidably penetrates through the shell, the other end of the first spring is fixed on the pin rod, the pin rod penetrates through the first spring, and the end of the pin rod is arranged in the positioning groove.

[0014] In an embodiment of the present application, the punching mechanism comprises a hammer, a drill rod, a clamping block and an elastic belt, the hammer, the drill rod and the clamping block are clamped in the clamping grooves, and the ends of the elastic belts are fixed in the box, and the elastic belts correspond to the hammer, the drill rod and the clamping block respectively.

[0015] The present application has the advantages that the nuclear density simulator interactive experience teaching aid is compact in structure, convenient to carry, free of radiation, low in research and development and experiment cost, high in safety, capable of simulating various checking environments by using the imitation density board, high in applicability and capable of providing better use experience for users. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to more clearly illustrate the technical solutions of the embodiments of the present application, the following will briefly introduce the drawings needed to be used in the embodiments. It should be understood that the following drawings only show some of the embodiments of the present application, and therefore should not be regarded as a limitation to the scope, and for those of ordinary skill in the art, other related drawings can also be obtained without creative labor under the premise of the drawings.

[0017] Figure 1 is a three-dimensional structural schematic diagram of a popular science interactive experience teaching aid of a nuclear-like density meter provided by the embodiments of the present application;

[0018] Figure 2 is a relationship diagram between the box, the shell, the standard density board and the density simulation board provided by the embodiments of the present application;

[0019] Figure 3 is a three-dimensional structural schematic diagram of the box provided by the embodiments of the present application;

[0020] Figure 4 is a three-dimensional structural schematic diagram of the punching mechanism provided by the embodiments of the present application;

[0021] Figure 5 is a relationship diagram between the scraper, the guide rod and the density simulation board provided by the embodiments of the present application;

[0022] Figure 6 is a relationship diagram between the shell and the guide rod provided by the embodiments of the present application;

[0023] Figure 7 is a partial sectional view of the shell provided by the embodiments of the present application;

[0024] Figure 8 is a three-dimensional structural schematic diagram of the nuclear-like density meter provided by the embodiments of the present application;

[0025] Figure 9 is a three-dimensional structural schematic diagram of the nuclear-like density meter provided by the embodiments of the present application; Figure 8 is an enlarged view of the A area in the above figure;

[0026] Figure 10 is a relationship diagram between the probe and the photoelectric sensor provided by the embodiments of the present application.

[0027] In the figure: 110 - storage box; 111 - box body; 112 - handle; 113 - side cover; 114 - buckle; 115 - limiting groove; 116 - clamping groove; 120 - scraper; 130 - guide rod; 140 - imitation density board; 150 - standard density board; 160 - imitation nuclear density instrument; 161 - shell; 162 - imitation operation panel; 163 - LED digital lamp; 164 - probe rod; 165 - sliding block; 166 - handle rod; 167 - locking piece; 1671 - first spring; 1672 - pin rod; 1673 - positioning groove; 168 - tungsten steel sliding block; 169 - second spring; 170 - photoelectric sensor; 180 - punching mechanism; 181 - hammer; 182 - drill rod; 183 - clamping block; 184 - elastic band. DETAILED DESCRIPTION

[0028] In order to make the purposes, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are some of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by a person of ordinary skill in the art without creative labor fall within the scope of protection of the present application.

[0029] EMBODIMENT

[0030] Please refer to Figure 1 - Figure 10 The present application provides a technical solution: a popular science imitation nuclear density instrument interactive experience teaching aid, comprising a storage box 110, a scraper 120, a guide rod 130, an imitation density board 140, a standard density board 150, an imitation nuclear density instrument 160, a photoelectric sensor 170 and a punching mechanism 180, the imitation nuclear density instrument 160, the scraper 120 and the standard density board 150 are all slidingly inserted into the storage box 110, the lower end of the guide rod 130 is inserted into the guide hole of the scraper 120, the storage box 110 comprises a box body 111, a handle 112, a side cover 113 and a buckle 114, the handle 112 is fixed on the upper surface of the box body 111, the side cover 113 is fixed on the box body 111 through a hinge, different parts of the buckle 114 are fixed on the box body 111 and the side cover 113 respectively, a limiting groove 115 is formed on the box body 111, the imitation nuclear density instrument 160, the scraper 120 and the standard density board 150 are all slidingly inserted into the limiting groove 115;

[0031] The density board 140 is sleeved on the guide rod 130, the density board 140 is provided with a plurality of density boards 140, the density board 140 is used for imitating soil, gravel, soil and stone mixture, asphalt mixture and non-hardened cement concrete environment, the transmitter of the photoelectric sensor 170 is installed in the probe 164, the receivers of different photoelectric sensors 170 are respectively installed on the density board 140 and the standard density board 150, the receivers of the photoelectric sensor 170 on the density board 140 are respectively installed in or on the surface of the density board 140, the density board 140 includes a shell 161, a simulation operation panel 162, an LED digital lamp 163, a probe 164, a sliding block 165, a handle 166, a locking piece 167, a tungsten steel sliding block 168 and a second spring 169, the simulation operation panel 162 and the LED digital lamp 163 are fixed on the shell 161, the sliding block 165 is slidably arranged on the shell 161;

[0032] One end of the handle 166 is fixed on the outer wall of the sliding block 165, the upper end of the probe 164 is fixed on the lower surface of the sliding block 165, the probe 164 slidably penetrates the shell 161, the locking piece 167 is installed on the sliding block 165 and the shell 161, the locking piece 167 is used for limiting the sliding block 165 on the shell 161, the tungsten steel sliding block 168 is slidably arranged in the shell 161, one end of the second spring 169 is fixed in the shell 161, the other end of the second spring 169 is fixed on the outer wall of the tungsten steel sliding block 168, the locking piece 167 includes a first spring 1671 and a pin rod 1672, a plurality of positioning grooves 1673 are formed on the shell 161, the plurality of positioning grooves 1673 are linearly and equidistantly arranged on the shell 161, one end of the first spring 1671 is fixed in the shell 161, the pin rod 1672 slidably penetrates the shell 161, the other end of the first spring 1671 is fixed on the pin rod 1672, the pin rod 1672 penetrates the first spring 1671, and the end portion of the pin rod 1672 is inserted into the positioning groove 1673;

[0033] The punching mechanism 180 is installed in the storage box 110, the punching mechanism 180 is used for punching holes on the density board 140, the punching mechanism 180 includes a hammer 181, a drill rod 182, a clamping block 183 and an elastic belt 184, the hammer 181, the drill rod 182 and the clamping block 183 are clamped in the clamping groove 116, the ends of the elastic belts 184 are fixed in the box body 111, different elastic belts 184 are correspondingly arranged with the hammer 181, the drill rod 182 and the clamping block 183, the clamping groove 116 is formed on the box body 111, and the hammer 181, the drill rod 182 and the clamping block 183 are clamped in the different clamping grooves 116.

[0034] Specifically, the working principle of the popular science nuclear simulator interactive experience teaching aid is as follows: when the nuclear simulator needs to be used for teaching, the hasp 114 is opened, then the side cover 113 is opened, the standard density plate 150, the scraper 120, the imitation density plate 140 and the shell 161 are taken out, the imitation density plate 140 is taken off the guide rod 130, the imitation density plate 140 simulates the soil, gravel, soil and stone mixture, asphalt mixture and non-hardened cement concrete environment, then the guide rod 130 is taken off the scraper 120, the imitation operation panel 162 is operated, the real nuclear simulator is simulated, the pin rod 1672 is pulled, the end of the pin rod 1672 is away from the positioning groove 1673, the grip rod 166 can be moved up and down, the probe rod 164 is simulated to move up and down, when the grip rod 166 moves to the specified position, the pin rod 1672 is loosened, the end of the pin rod 1672 enters the positioning groove 1673 under the action of the first spring 1671, that is, the fixation of the probe rod 164 is realized, when the imitation density plate 140 needs to be scraped, the scraper 120 is operated, when the imitation density plate 140 needs to be drilled, the scraper 120, the clamping block 183, the drill rod 182 and the hammer 181 are operated, in order to ensure safety, the imitation nuclear density instrument 160 and the standard density plate 150 can be used for demonstration before use, when the tungsten steel sliding block 168 needs to be checked whether it is completely closed, the locking part 167 is operated, the probe rod 164 is pressed, the probe rod 164 is pressed out of the shell 161 through the tungsten steel sliding block 168, then the probe rod 164 is pulled up, the probe rod 164 returns to the initial position, the tungsten steel sliding block 168 returns to the initial position under the action of the second spring 169, that is, the probe rod 164 enters the scattering position, then the safety position is returned, the shell 161 is placed down to check whether the tungsten steel sliding block 168 at the bottom is completely closed, if not, the tungsten steel sliding block 168 needs to be cleaned, then the shell 161 is placed together with the imitation density plate 140, the photoelectric sensor 170 switch on the imitation operation panel 162 is started, the photoelectric sensor 170 works, the transmitter on the probe rod 164 works with the receiver on the imitation density plate 140 and transmits the signal to the LED digital lamp 163, the number of the LED digital lamp 163 that lights up represents the density or humidity of the material, a plurality of types of photoelectric sensor 170 receivers are arranged on the imitation density plate 140, different lights are emitted from the LED digital lamp 163 to represent different test results, the popular science nuclear simulator interactive experience teaching aid has the advantages of compact structure, convenient storage and carrying, no radiation, reduced research and development and experiment cost, improved safety, strong applicability and better use experience for users.

[0035] It should be noted that the specific model and specification of the LED digital lamp 163 and the photoelectric sensor 170 need to be selected and determined according to the actual specification of the device, the specific selection and calculation method adopts the existing technology in the art, and therefore will not be described in detail.

[0036] The power supply of the LED digital lamp 163 and the photoelectric sensor 170 and its principle are clear to those skilled in the art, and will not be described in detail here.

[0037] The above only describes the embodiments of the present application and is not used to limit the protection scope of the present application. For those skilled in the art, the present application can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application. It should be noted that similar reference numerals and letters represent similar items in the following drawings, so once an item is defined in one drawing, it does not need to be further defined and explained in subsequent drawings.

Claims

1. A nuclear-like density gauge interactive experience teaching aid for popular science, characterized in that, The utility model relates to a storage box (110), scraper (120), guide rod (130), imitate density board (140), standard density board (150), imitate nuclear density instrument (160), photoelectric sensor (170) and punch mechanism (180) are included, imitate nuclear density instrument (160), scraper (120) and standard density board (150) are all slidingly inserted in storage box (110), the lower end of guide rod (130) is inserted in the guide hole of scraper (120); The imitate density board (140) is sleeved on the guide rod (130), the imitate density board (140) is provided with multiple, and the imitate density board (140) is used for imitating soil, gravel, soil and stone mixture, asphalt mixture and non-hardened cement concrete environment, the transmitter of photoelectric sensor (170) is installed in probe (164), and the receiver of different photoelectric sensor (170) is installed on imitate density board (140) and standard density board (150) respectively, and the receiver of photoelectric sensor (170) on imitate density board (140) is installed in or on the surface thereof respectively; The punch mechanism (180) is installed in the storage box (110), and the punch mechanism (180) is used for punching on the imitate density board (140).

2. The interactive teaching aid for popularizing the nuclear-like densitometer according to claim 1, wherein, The storage box (110) includes a box body (111), a handle (112), a side cover (113) and a buckle (114), the handle (112) is fixed on the upper surface of the box body (111), the side cover (113) is fixed on the box body (111) through a hinge, and different parts of the buckle (114) are fixed on the box body (111) and the side cover (113) respectively.

3. The interactive teaching aid for popularizing the nuclear-like densitometer according to claim 2, wherein, A limiting groove (115) is formed on the box body (111), and the imitate nuclear density instrument (160), the scraper (120) and the standard density board (150) are slidingly inserted into the limiting groove (115).

4. The interactive teaching aid for popularizing the nuclear-like densitometer according to claim 2, wherein, The box body (111) is provided with clamping grooves (116), and a hammer (181), a drill rod (182) and a clamping block (183) are clamped in different clamping grooves (116).

5. The interactive teaching aid for nuclear-like density meter according to claim 1, wherein, The imitate nuclear density instrument (160) includes a shell (161), an imitation operation panel (162), an LED digital lamp (163), a probe (164), a sliding block (165), a handle (166), a locking member (167), a tungsten steel sliding block (168) and a second spring (169), the imitation operation panel (162) and the LED digital lamp (163) are fixed on the shell (161), and the sliding block (165) is slidingly arranged on the shell (161); One end of the handle (166) is fixed on the outer wall of the sliding block (165), the upper end of the probe rod (164) is fixed on the lower surface of the sliding block (165), the probe rod (164) slides through the shell (161), the locking piece (167) is installed on the sliding block (165) and the shell (161), the locking piece (167) is used for limiting the sliding block (165) on the shell (161), the tungsten steel sliding block (168) is slidably arranged in the shell (161), one end of the second spring (169) is fixed in the shell (161), and the other end of the second spring (169) is fixed on the outer wall of the tungsten steel sliding block (168).

6. The interactive teaching aid for nuclear-like density meter according to claim 5, wherein, The locking piece (167) comprises a first spring (1671) and a pin rod (1672), a plurality of positioning grooves (1673) are formed in the shell (161), the plurality of positioning grooves (1673) are linearly and equidistantly arranged on the shell (161), one end of the first spring (1671) is fixed in the shell (161), the pin rod (1672) slides through the shell (161), the other end of the first spring (1671) is fixed on the pin rod (1672), the pin rod (1672) penetrates through the first spring (1671), and the end portion of the pin rod (1672) is inserted into the positioning groove (1673).

7. The interactive teaching aid for nuclear-like density meter according to claim 4, wherein, The punching mechanism (180) comprises a hammer (181), a drill rod (182), a clamping block (183) and an elastic belt (184), the hammer (181), the drill rod (182) and the clamping block (183) are clamped in the clamping groove (116), and the ends of the elastic belts (184) are fixed in the box body (111). Different elastic belts (184) are respectively arranged correspondingly with the hammer (181), the drill rod (182) and the clamping block (183).

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