Soil radon concentration detection device for environment detection

Abstract

The utility model relates to the technical field of environment detection, and discloses a soil radon concentration detection device for environment detection, which comprises a bottom plate, a support and a hollow insertion rod, and a detection mechanism is arranged in the hollow insertion rod; the detection mechanism comprises four drilling pieces which are hinged to the bottom of the hollow insertion rod. An electric push rod is started to enable a connecting plate to drive a detection rod to move downwards, when the connecting plate moves downwards to a stop sleeve along the surface of a guide rod, the connecting plate presses the stop sleeve downwards, the guide rod presses a connecting ring downwards, the connecting ring drives a sliding block to move downwards along a sliding rod, and the connecting rod is pressed when the connecting ring moves downwards; when the four drilling pieces are completely opened, the detection rod moves downwards and is inserted into deep soil for radon concentration detection, and radon concentration data of the soil are displayed on the soil radon detector through a connecting line. And the detection efficiency is improved while the detection precision is high.

Description

TECHNICAL FIELD

[0001] The utility model relates to environmental detection technical field, concretely is soil radon concentration detection device for environmental detection. BACKGROUND

[0002] Soil environment detection is an important measure to understand the soil environment quality condition, and is for the purpose of preventing and treating soil pollution hazards. Dynamic analysis and determination of soil pollution degree and development trend are particularly important for soil radon concentration detection. Radon is the only natural radioactive inert gas in nature, which is formed by radium decay and has great harm to human body. Therefore, it is necessary to detect the radon concentration of soil.

[0003] A soil radon concentration detection device for environmental detection is provided in Chinese patent with publication number CN221445455U, which comprises a main body, a support plate movably connected to the main body, a drive assembly arranged on the main body to drive the support plate to move up and down, a second motor fixedly installed at the lower end of the support plate, a drill rod vertically downwardly and fixedly connected to the motor shaft of the second motor, the drill rod being hollow, a fixing plate fixedly connected to the drill rod, a gas cylinder installed on the fixing plate, a sampling assembly vertically downwardly connected to the output end of the gas cylinder, and a drill bit fixedly connected to the lower end of the sampling assembly.

[0004] The above device can sample soil at a specified depth and ensure the accuracy of radon concentration measurement. However, it needs to sample soil before detecting the radon concentration, which is relatively cumbersome and inefficient. Therefore, it is necessary to provide a soil radon concentration detection device for environmental detection. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a soil radon concentration detection device for environmental detection to solve the problems in the background art.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a soil radon concentration detection device for environmental detection, comprising a bottom plate, a support and a hollow insertion rod, a detection mechanism is arranged in the hollow insertion rod; the detection mechanism comprises four drill pieces, the drill pieces are hingedly arranged at the bottom of the hollow insertion rod, an electric push rod is fixedly arranged in the hollow insertion rod, a connecting plate is fixedly arranged at the bottom of the output rod of the electric push rod, a detection rod is fixedly arranged at the bottom of the connecting plate; an installation sleeve is fixedly arranged in the hollow insertion rod, a sliding groove is formed in the installation sleeve, a sliding block is slidably connected in the sliding groove, a connecting ring is fixedly connected to one end of the sliding block, a guide rod is fixedly arranged on the connecting ring, the guide rod slidably penetrates through the connecting plate and is fixedly connected to a limiting piece, a stop sleeve is fixedly sleeved on the guide rod, hinged blocks are fixedly arranged in the bottom of the connecting ring and the drill piece, and a connecting rod is hingedly arranged between the two hinged blocks.

[0007] Preferably, a sliding rod is fixedly arranged in the sliding groove and connected with the sliding block, and a spring is arranged on the sliding rod and fixed between the sliding groove and the sliding block.

[0008] Preferably, the bracket is fixedly arranged on the bottom plate, a lifting plate is slidably arranged in the bracket, and limiting blocks are fixedly arranged at both ends of the lifting plate.

[0009] Preferably, a soil radon detector is fixedly arranged on the lifting plate and electrically connected with the detection rod through a connecting wire.

[0010] Preferably, a screw rod is rotatably arranged on the lifting plate, a threaded sleeve is throughly arranged on the bracket, the screw rod is threadedly connected with the threaded sleeve, and a fixed plate is rotatably arranged on the screw rod.

[0011] Preferably, a driven gear is fixedly arranged on the screw rod, a rotating rod is rotatably arranged on the fixed plate, a driving gear is fixedly arranged at the bottom of the rotating rod and engaged with the driven gear, and a hand wheel is fixedly arranged on the rotating rod.

[0012] Preferably, a positioning hole is arranged on the bottom plate, and a supporting leg is fixedly arranged at the bottom of the bottom plate.

[0013] Compared with the prior art, the soil radon concentration detection device for environmental detection has the following beneficial effects:

[0014] 1) The soil radon concentration detection device for environmental detection, when the connecting plate moves downward along the surface of the guide rod to the stop sleeve, the connecting plate presses the stop sleeve downward, the guide rod presses the connecting ring downward, the connecting ring drives the sliding block to move downward along the sliding rod, the connecting ring moves downward and presses the connecting rod, and then the four drill pieces can be turned outward under the action of the hinged blocks, so that the bottom opening of the hollow insertion rod is opened, when the four drill pieces are completely opened, the detection rod moves downward and is inserted into the soil deep in the soil to detect the radon concentration, and the soil radon concentration data is displayed on the soil radon detector through the connecting wire, so that the detection accuracy is high and the detection efficiency is improved.

[0015] 2) The soil radon concentration detection device for environmental detection, when the connecting plate moves downward along the surface of the guide rod to the stop sleeve, the connecting plate presses the stop sleeve downward, the guide rod presses the connecting ring downward, the connecting ring drives the sliding block to move downward along the sliding rod, so that the hollow insertion rod can be inserted to a specified depth under the guidance of the limiting blocks, the radon concentration of the specified depth of the soil can be detected, and the hollow insertion rod can be pulled out from the soil by reversing the hand wheel, so that the radon concentration of the next soil can be detected. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a three-dimensional structure schematic view of the soil radon concentration detection device for environment detection in the embodiment of the utility model;

[0017] Figure 2 It is a three-dimensional structure schematic view of the support in the embodiment of the utility model;

[0018] Figure 3 It is a three-dimensional structure schematic view of the lifting plate in the embodiment of the utility model;

[0019] Figure 4 It is a sectional structure schematic view of the hollow inserting rod in the embodiment of the utility model;

[0020] Figure 5 It is a three-dimensional structure schematic view of the hollow inserting rod in the embodiment of the utility model; Figure 4 The structure enlarged view of A in the middle.

[0021] In the drawing: 1, bottom plate; 2, support; 3, hollow inserting rod; 4, detection mechanism; 401, drill sheet; 402, electric push rod; 403, connecting plate; 404, detection rod; 405, connecting line; 406, guide rod; 407, limiting sheet; 408, stop sleeve; 409, mounting sleeve; 410, sliding groove; 411, sliding rod; 412, sliding block; 413, spring; 414, connecting ring; 415, connecting rod; 416, hinged block; 5, lifting plate; 6, limiting block; 7, limiting groove; 8, soil radon detector; 9, screw rod; 10, threaded sleeve; 11, driven gear; 12, fixed plate; 13, driving gear; 14, rotating rod; 15, hand wheel; 16, positioning hole; 17, supporting leg. DETAILED DESCRIPTION

[0022] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0023] In conjunction with Figures 1-5 A soil radon concentration detection device for environment detection, comprising a bottom plate 1, a support 2 and a hollow inserting rod 3, and a detection mechanism 4 is arranged in the hollow inserting rod 3.

[0024] Referring to Figures 1-3, further get, the support 2 is fixedly arranged on the bottom plate 1, the lifting plate 5 is slidably connected in the support 2, both ends of the lifting plate 5 are fixedly arranged with the limiting block 6, the support 2 is provided with the limiting slot 7 slidably connected with the limiting block 6. The soil radon detector 8 is fixedly arranged on the lifting plate 5, the lifting plate 5 is rotatably connected with the screw rod 9, the screw thread sleeve 10 is arranged through the support 2, the screw rod 9 is threadedly connected with the screw thread sleeve 10, the screw rod 9 is rotatably connected with the fixed plate 12, the driven gear 11 is fixedly sleeved on the screw rod 9, the fixed plate 12 is rotatably provided with the rotating rod 14, the bottom of the rotating rod 14 is fixedly arranged with the driving gear 13 meshingly connected with the driven gear 11, the hand wheel 15 is fixedly arranged on the rotating rod 14, the positioning hole 16 is arranged on the bottom plate 1, and the supporting leg 17 is fixedly arranged on the bottom of the bottom plate 1.

[0025] Specifically, the driving gear 13 drives the driven gear 11 to rotate by rotating the hand wheel 15, the driven gear 11 drives the screw rod 9 to rotate, and the lifting plate 5 can move downward under the guidance of the limiting block 6 under the threaded action of the screw rod 9 and the screw thread sleeve 10, so that the insertion depth of the hollow insertion rod 3 can be adjusted, the radon concentration of the specified depth of the soil can be detected, and the hollow insertion rod 3 can be pulled out from the soil by reversing the hand wheel 15, so that the radon concentration of the next soil can be detected.

[0026] Referring to Figure 4 And Figure 5 , further get, the detection mechanism 4 includes four drill sheets 401, the drill sheet 401 is hingedly arranged at the bottom of the hollow insertion rod 3, the electric push rod 402 is fixedly arranged in the hollow insertion rod 3, the output rod of the electric push rod 402 is fixedly arranged with the connecting plate 403, the bottom of the connecting plate 403 is fixedly arranged with the detection rod 404, and the connecting wire 405 is electrically connected between the soil radon detector 8 and the detection rod 404; the mounting sleeve 409 is fixedly arranged in the hollow insertion rod 3, the sliding groove 410 is arranged in the mounting sleeve 409, the sliding block 412 is slidably connected in the sliding groove 410, one end of the sliding block 412 is fixedly connected with the connecting ring 414, the connecting ring 414 is fixedly arranged with the guide rod 406, the guide rod 406 is slidably penetrated through the connecting plate 403 and fixedly connected with the limiting sheet 407, the stop sleeve 408 is fixedly sleeved on the guide rod 406, the connecting ring 414 is fixedly arranged with the hinged block 416 in the drill sheet 401, the connecting rod 415 is hingedly arranged between the two hinged blocks 416, the sliding rod 411 slidably connected with the sliding block 412 is fixedly arranged in the sliding groove 410, and the spring 413 fixedly arranged between the sliding groove 410 and the sliding block 412 is sleeved on the sliding rod 411.

[0027] Specifically, the connecting plate 403 drives the detection rod 404 to move downward by starting the electric push rod 402. When the connecting plate 403 moves downward along the surface of the guide rod 406 to the stop sleeve 408, the connecting plate 403 presses the stop sleeve 408 downward, the guide rod 406 presses the connecting ring 414 downward, the connecting ring 414 drives the sliding block 412 to move downward along the sliding rod 411, the connecting rod 415 is pressed when the connecting ring 414 moves downward, and then the four drill bits 401 can be flipped outward under the action of the hinged block 416, so that the bottom opening of the hollow insertion rod 3 is opened. When the four drill bits 401 are completely opened, the detection rod 404 moves downward and is inserted into the soil at a deep position to detect the radon concentration. The soil radon concentration data is displayed on the soil radon detector 8 through the connecting line 405, the detection accuracy is high, and the detection efficiency is improved.

[0028] In actual operation, the device is placed in a position to be detected, and the soil position to be detected is placed below the positioning hole 16 of the bottom plate 1. When the radon concentration of the soil is detected, the driving gear 13 drives the driven gear 11 to rotate by rotating the hand wheel 15, the driven gear 11 drives the screw rod 9 to rotate, and the lifting plate 5 can move downward under the guidance of the limiting block 6 under the threaded action of the screw rod 9 and the threaded sleeve 10, so that the hollow insertion rod 3 is inserted into the soil through the positioning hole 16 until the hollow insertion rod 3 is inserted into the soil to a specified depth.

[0029] After the hollow insertion rod 3 is inserted, the connecting plate 403 drives the detection rod 404 to move downward by starting the electric push rod 402. When the connecting plate 403 moves downward along the surface of the guide rod 406 to the stop sleeve 408, the connecting plate 403 presses the stop sleeve 408 downward, the guide rod 406 presses the connecting ring 414 downward, the connecting ring 414 drives the sliding block 412 to move downward along the sliding rod 411, and the spring 413 is in a compressed state under extrusion. When the connecting ring 414 moves downward, the connecting rod 415 is pressed, and then the four drill bits 401 can be flipped outward under the action of the hinged block 416, so that the bottom opening of the hollow insertion rod 3 is opened. When the four drill bits 401 are completely opened, the detection rod 404 moves downward and is inserted into the soil at the depth to detect, the detection data is transmitted to the soil radon detector 8 through the connecting line 405, the soil radon detector 8 calculates the soil radon concentration and displays the value on the display screen of the soil radon detector 8, and the detection is completed. After the detection rod 404 is reset by controlling the electric push rod 402, the rebound force of the spring 413 can provide power for the reset of the connecting ring 414. When the connecting plate 403 moves to contact the limiting piece 407 on the guide rod 406, the electric push rod 402 stops working. At this time, the four drill bits 401 are re-closed, and finally the hollow insertion rod 3 is pulled out of the soil by reversing the hand wheel 15, so that the radon concentration of the next soil can be detected.

[0030] Although the embodiments of the present application have been shown and described, it is to be understood that for the purpose of the present application, the embodiments can be changed, modified, replaced and varied in many ways without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A soil radon concentration detecting device for environmental detection, comprising a base plate (1), a support (2) and a hollow insertion rod (3), characterized in that: The hollow insertion rod (3) is provided with a detection mechanism (4); The detection mechanism (4) comprises four drill bits (401) hingedly arranged at the bottom of the hollow insertion rod (3), the hollow insertion rod (3) is fixedly provided with an electric push rod (402) therein, the output rod of the electric push rod (402) is fixedly provided with a connecting plate (403) at the bottom, and the bottom of the connecting plate (403) is fixedly provided with a detection rod (404); The hollow insertion rod (3) is fixedly provided with a mounting sleeve (409) therein, the mounting sleeve (409) is provided with a sliding groove (410) therein, the sliding groove (410) is slidably connected with a sliding block (412), one end of the sliding block (412) is fixedly connected with a connecting ring (414), the connecting ring (414) is fixedly provided with a guide rod (406) thereon, the guide rod (406) slidably penetrates through the connecting plate (403) and is fixedly connected with a limiting piece (407), the guide rod (406) is fixedly sleeved with a stop sleeve (408), and the bottom of the connecting ring (414) and the drill bit (401) are both fixedly provided with a hinged block (416), and the two hinged blocks (416) are hingedly provided with a connecting rod (415).

2. The soil radon concentration detecting device for environment detection according to claim 1, characterized in that: The sliding groove (410) is fixedly provided with a sliding rod (411) slidably connected with the sliding block (412), and the sliding rod (411) is sleeved with a spring (413) fixedly arranged between the sliding groove (410) and the sliding block (412).

3. The soil radon concentration detecting device for environment detection according to claim 1, characterized in that: The support (2) is fixedly arranged on the bottom plate (1), the support (2) is slidably connected with a lifting plate (5), both ends of the lifting plate (5) are fixedly provided with a limiting block (6), and the support (2) is provided with a limiting groove (7) slidably connected with the limiting block (6).

4. The soil radon concentration detecting apparatus for environmental detection according to claim 3, characterized by: The lifting plate (5) is fixedly provided with a soil radon detector (8), and the soil radon detector (8) and the detection rod (404) are electrically connected with a connecting line (405).

5. The soil radon concentration detecting device for environment detection according to claim 3, characterized in that: The lifting plate (5) is rotatably connected with a screw rod (9), the support (2) is provided with a threaded sleeve (10) penetrating therethrough, the screw rod (9) is threadedly connected with the threaded sleeve (10), and the screw rod (9) is rotatably connected with a fixed plate (12).

6. The soil radon concentration detecting device for environment detection according to claim 5, characterized in that: The screw rod (9) is fixedly sleeved with a driven gear (11), the fixed plate (12) is rotatably provided with a rotating rod (14), the bottom of the rotating rod (14) is fixedly provided with a driving gear (13) meshingly connected with the driven gear (11), and the rotating rod (14) is fixedly provided with a hand wheel (15).

7. The soil radon concentration detecting device for environment detection according to claim 1, characterized in that: The bottom plate (1) is provided with a positioning hole (16), and the bottom of the bottom plate (1) is fixedly provided with a supporting leg (17).

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