Environmental soil detection device with protection structure

Abstract

The utility model discloses an environmental soil detection device with a protection structure, which comprises a detection box, a sealing cover, a soil inlet and box doors, the top end of the detection box is provided with the soil inlet, the sealing cover is arranged in the soil inlet, one side of the detection box is hinged with two box doors, the detection box is internally provided with a sieve plate, and the sieve plate is hinged with the box doors. Fixing rods penetrate through the two sides of the sieve plate, baffles are fixed to the two ends of the fixing rods, and one sides of the baffles are fixedly connected with the inner wall of the detection box. The adjusting motor is started to enable the cam to impact the convex block under the action of the driving shaft, so that the sieve plate ascends, the reset spring is compressed by extrusion force, when the cam is far away from the convex block, the reset spring is reset to push the sieve plate to descend, and the sieve plate is shaken through the operation. Therefore, the soil sample on the sieve plate is sieved, so that the accuracy of subsequent detection is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to soil detection technical field, especially a kind of environmental soil detection device with protective structure. BACKGROUND

[0002] Soil environmental monitoring refers to determining environmental quality (or pollution degree) and its change trend by measuring the representative value of the factor influencing soil environmental quality, and the soil monitoring we usually say refers to soil environmental monitoring, which generally includes point distribution sampling, sample preparation, analysis method, result characterization, data statistics and quality evaluation and other technical contents, and detection device needs to be used when soil sample is detected, to facilitate detection thereof;

[0003] In the environmental soil detection device with the publication number CN210376349U, a detection box is provided, a bearing table for bearing soil samples is arranged in the detection box, an earth outlet is opened in the side wall of the detection box, and a pushing mechanism for pushing the soil samples from the bearing table to the earth outlet is further included; the detection box is provided with a cover plate for closing the earth outlet, the bottom end of the cover plate is hinged to the side wall of the detection box through a rotating shaft; the pushing mechanism includes a scraper and a driving component for reciprocating movement of the scraper; the detection box is provided with a lifting component for driving the bearing table to lift, which can effectively solve the problem that the soil samples are not easy to take out after detection;

[0004] However, the above-mentioned environmental soil detection device has the following defects when in use: the above-mentioned existing technology is directly sent into the soil sample through the earth inlet when in use, and then the soil sample is heated for detection, but in the actual use process, there may be large stones, branches and other impurities in the sampled soil that affect the detection results, and the above-mentioned operation is not convenient for screening the soil sample, thereby affecting the accuracy of the detection data. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing an environmental soil detection device with protective structure to solve the problem that the existing environmental soil detection device with protective structure does not have screening function when in use as proposed in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: an environmental soil detection device with protective structure, including detection box, sealing cover, earth inlet, box door, the top of the detection box is provided with earth inlet, and the inside of earth inlet is provided with sealing cover, one side of the detection box is hinged with two box doors;

[0007] The inside of the detection box is provided with a sieve plate, and fixing rods are penetrated through both sides of the sieve plate, baffle plates are fixed at both ends of the fixing rods, and the baffle plates are fixedly connected with the inner wall of the detection box on one side, reset springs are wound outside the fixing rods, protrusions are adhered to the bottom end of the sieve plate, an adjusting mechanism is arranged on one side of the back of the detection box, guide plates are fixed on both sides in the inside of the detection box, support plates are welded at the bottom end in the inside of the detection box, and placing frames are arranged at the top end of the support plates, heaters are fixed at the bottom end of the placing frames, a gas chromatograph is arranged on one side of the detection box, and a through pipe is arranged at the top end of the gas chromatograph, one end of the through pipe extends into the inside of the detection box, and a scattering mechanism is arranged in the inside of the detection box at the bottom end of the guide plate.

[0008] When the environmental soil detection device with a protection structure is used, the soil sample can be conveniently screened by the cooperation of the protrusions, the sieve plate and the reset springs through the adjusting mechanism, so that the accuracy of subsequent detection is improved.

[0009] Preferably, the scattering mechanism comprises an electric telescopic rod, and the electric telescopic rod is arranged in the inside of the detection box, a push plate is fixed on one side of the electric telescopic rod, guide rods are penetrated through the inside of both sides of the push plate, both ends of the guide rods are fixedly connected with the inner wall of the detection box, and scattering teeth are uniformly fixed at the bottom end of the push plate.

[0010] Preferably, the guide rods are arranged in two, the two guide rods are symmetrically distributed, and the push plate is in sliding connection with the detection box through the guide rods.

[0011] Preferably, the guide rods are arranged in two, the two guide rods are symmetrically distributed, and the push plate is in sliding connection with the detection box through the guide rods.

[0012] Preferably, the adjusting mechanism comprises an adjusting motor, and the adjusting motor is arranged on one side of the detection box, a driving shaft is fixed on one side of the adjusting motor, a cam is fixed outside the driving shaft extending into the inside of the detection box, a driving pulley is fixed outside the driving shaft, a connecting belt is arranged outside the driving pulley, a driven pulley is arranged on one side of the connecting belt, a driven shaft is penetrated through the inside of the driven pulley, and a crushing roller is fixed outside the driven shaft extending into the inside of the detection box.

[0013] Preferably, the cam is arranged outside the driving shaft, and the materials of the cam and the protrusion are both rubber materials.

[0014] Preferably, the cross section of the detection box is rectangular, and the detection box is a hollow structure.

[0015] Preferably, the reset spring is provided with two, each group of the reset spring is provided with two, and the two groups of reset springs are symmetrically distributed, and the two groups of reset springs are in tension state on the outside of the fixed rod.

[0016] Compared with the prior art, the environmental soil detection device with the protection structure has the screening function and the scattering function.

[0017] 1. By starting the adjusting motor under the action of the driving shaft, the cam hits the protruding block, so that the sieve plate makes ascending movement, and the reset spring is compressed under the extrusion force, when the cam moves away from the protruding block, the reset spring resets to push the sieve plate to make descending movement, through the above operation, the sieve plate is shaken, so that the soil sample on the sieve plate is screened, so as to improve the accuracy of subsequent detection;

[0018] By starting the adjusting motor under the action of the driving shaft, the driving pulley makes rotary motion, and under the action of the connecting belt and the driven pulley, the driven shaft makes synchronous rotary motion, so that the crushing rod makes rotary motion, and under the cooperation of the guide plate, the soil sample after screening is conveniently crushed, through the above, the soil sample can be uniformly heated in the subsequent detection process, so as to improve the detection efficiency;

[0019] 2. By starting the electric telescopic rod, the push plate slides on the guide rod, so that the scattering teeth make horizontal movement, and then the soil sample falling in the placing frame is conveniently pushed flat and scattered, so as to facilitate the volatilization of pollutants in the soil sample, and then improve the detection accuracy. BRIEF DESCRIPTION OF DRAWINGS

[0020] In order to more clearly illustrate the technical scheme in the embodiments of the present application or the prior art, the drawings needed to be used in the following embodiment or prior art description will be briefly introduced. Obviously, the drawings in the following description are some embodiments of the present application, and those skilled in the art can also obtain other drawings according to these drawings without creative labor.

[0021] Figure 1 It is a front view of the cross-sectional structure of the present application.

[0022] Figure 2 It is a side view of the cross-sectional structure of the present application.

[0023] Figure 3 It is a top view of the cross-sectional structure of the present application.

[0024] Figure 4 It is a three-dimensional structure diagram of the adjusting mechanism of the present application.

[0025] Figure 5 The three-dimensional structure schematic diagram of the scattering mechanism of the utility model.

[0026] The reference signs in the drawing are explained: 1, detection box; 2, baffle; 3, fixed rod; 4, sieve plate; 5, guide plate; 6, through pipe; 7, gas chromatograph; 8, support plate; 9, heater; 10, placing frame; 11, scattering mechanism; 1101, electric telescopic rod; 1102, push plate; 1103, guide rod; 1104, scattering tooth; 12, adjusting mechanism; 1201, crushing stick; 1202, driven shaft; 1203, adjusting motor; 1204, driving pulley; 1205, driving shaft; 1206, cam; 1207, connecting belt; 1208, driven pulley; 13, reset spring; 14, protruding block; 15, sealing cover; 16, earth inlet; 17, box door. DETAILED DESCRIPTION

[0027] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be clearly and completely described below in combination with the drawings in the embodiments of the utility model. Obviously, the described embodiments are 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.

[0028] Please refer to Figures 1-5 The utility model provides an embodiment: an environmental soil detection device with a protection structure, which comprises a detection box 1.

[0029] The cross section of the detection box 1 is rectangular, and the detection box 1 is a hollow structure.

[0030] Specifically, as shown in Figure 1 , Figure 2 , Figure 3 When in use, the detection box 1 can protect the soil sample to be detected inside the detection box 1, avoid the influence of impurities in the external air on the detection result, and also avoid the leakage of the gas after the soil sample inside the detection box 1 is heated, thereby improving the accuracy of environmental soil detection.

[0031] The top end of the detection box 1 is provided with the earth inlet 16, and the inside of the earth inlet 16 is provided with the sealing cover 15. The detection box 1 is hinged with two box doors 17 on one side. The inside of the detection box 1 is provided with the sieve plate 4. The two sides of the sieve plate 4 are penetrated by the fixed rods 3. The two ends of the fixed rods 3 are fixedly connected with the baffles 2. The baffles 2 are fixedly connected with the inner wall of the detection box 1 on one side. The outer sides of the fixed rods 3 are wound with the return springs 13.

[0032] The return springs 13 are provided with two groups. Each group of the return springs 13 is provided with two return springs. The two groups of the return springs 13 are symmetrically distributed. The two groups of the return springs 13 are in the tensile state on the outer sides of the fixed rods 3.

[0033] Specifically, as shown in Figure 1 、 Figure 2 , in use, the sieve plate 4 can be reciprocated up and down by the return springs 13, so as to facilitate the screening of the soil samples on the sieve plate 4, thereby improving the practicability.

[0034] The bottom end of the sieve plate 4 is attached with the protruding blocks 14. The back side of the detection box 1 is provided with the adjusting mechanism 12.

[0035] The adjusting mechanism 12 comprises an adjusting motor 1203. The adjusting motor 1203 is arranged on one side of the detection box 1. One side of the adjusting motor 1203 is fixedly connected with a driving shaft 1205. The driving shaft 1205 extends to the outside of the inside of the detection box 1 and is fixedly connected with a cam 1206. The outer side of the driving shaft 1205 is fixedly connected with a driving pulley 1204. The outer side of the driving pulley 1204 is provided with a connecting belt 1207. One side of the connecting belt 1207 is provided with a driven pulley 1208. The inside of the driven pulley 1208 is penetrated by a driven shaft 1202. The driven shaft 1202 extends to the outside of the inside of the detection box 1 and is fixedly connected with a crushing roller 1201.

[0036] The cam 1206 is arranged on the outer side of the driving shaft 1205. The materials of the cam 1206 and the protruding blocks 14 are rubber materials.

[0037] Specifically, as shown in Figure 1 、 Figure 2 、 Figure 3 、 Figure 4 , in use, the sieve plate 4 can be reciprocated up and down by the return springs 13, so as to facilitate the screening of the soil samples on the sieve plate 4, thereby improving the practicability.

[0034] The bottom end of the sieve plate 4 is attached with the protruding blocks 14. The back side of the detection box 1 is provided with the adjusting mechanism 12.

[0035] The adjusting mechanism 12 comprises an adjusting motor 1203. The adjusting motor 1203 is arranged on one side of the detection box 1. One side of the adjusting motor 1203 is fixedly connected with a driving shaft 1205. The driving shaft 1205 extends to the outside of the inside of the detection box 1 and is fixedly connected with a cam 1206. The outer side of the driving shaft 1205 is fixedly connected with a driving pulley 1204. The outer side of the driving pulley 1204 is provided with a connecting belt 1207. One side of the connecting belt 1207 is provided with a driven pulley 1208. The inside of the driven pulley 1208 is penetrated by a driven shaft 1202. The driven shaft 1202 extends to the outside of the inside of the detection box 1 and is fixedly connected with a crushing roller 1201.

[0036] The cam 1206 is arranged on the outer side of the driving shaft 1205. The materials of the cam 1206 and the protruding blocks 14 are rubber materials.

[0037] Specifically, as shown in Figure 1 、 Figure 2 、 Figure 3 、 Figure 4 , in use, the sieve plate 4 can be reciprocated up and down by the return springs 13, so as to facilitate the screening of the soil samples on the sieve plate 4, thereby improving the practicability.

[0038] The detection box 1 is fixed with guide plates 5 on both sides, and support plates 8 are welded at the bottom of the detection box 1, and the top end of the support plate 8 is provided with a placing frame 10, the bottom end of the placing frame 10 is fixed with a heater 9, one side of the detection box 1 is provided with a gas chromatograph 7, and the top end of the gas chromatograph 7 is provided with a through pipe 6, one end of the through pipe 6 extends to the inside of the detection box 1, and the inside of the detection box 1 at the bottom end of the guide plate 5 is provided with a scattering mechanism 11.

[0039] The scattering mechanism 11 comprises an electric telescopic rod 1101, and the electric telescopic rod 1101 is arranged in the detection box 1, one side of the electric telescopic rod 1101 is fixed with a push plate 1102, and the inside of the push plate 1102 on both sides is penetrated by a guide rod 1103, both ends of the guide rod 1103 are fixedly connected with the inner wall of the detection box 1, and the bottom end of the push plate 1102 is uniformly fixed with a scattering tooth 1104.

[0040] The guide rod 1103 is provided with two, the two guide rods 1103 are symmetrically distributed, and the push plate 1102 is in sliding connection with the detection box 1 through the guide rod 1103.

[0041] The scattering tooth 1104 is provided with a plurality of scattering teeth 1104, the cross section of the plurality of scattering teeth 1104 is rectangular, and the plurality of scattering teeth 1104 are equally spaced.

[0042] Specifically, as shown in Figure 1 、 Figure 5 When in use, the electric telescopic rod 1101 is started to make the scattering tooth 1104 move horizontally under the action of the push plate 1102, so that the soil sample in the placing frame 10 can be scattered, and then the soil sample can be uniformly heated, so that the pollutants in the soil sample can be quickly volatilized, and the detection efficiency is improved.

[0043] Working principle: when the environment soil needs to be detected, the soil sample is introduced into the inside of the detection box 1 through the soil inlet 16, and the detection box 1 is sealed by the sealing cover 15, so that the detection box 1 forms a closed environment, thereby protecting the soil sample in the detection box 1, and avoiding the influence of external substances on the soil sample, so as to improve the accuracy of the detection data.

[0044] Secondly, by starting the adjusting motor 1203 to make the driving shaft 1205 rotate, the driving shaft 1205 rotates, on the one hand, to make the cam 1206 rotate synchronously, so that the cam 1206 hits the protrusion 14, and the fixed rod 3 cooperates to make the sieve plate 4 move up, and then the reset spring 13 is compressed by the extrusion force, and when the side of the cam 1206 is away from the protrusion 14, the extrusion force of the reset spring 13 disappears, so as to push the sieve plate 4 to move down, so that the sieve plate 4 returns to the original position, so as to screen the soil sample on the sieve plate 4, thereby reducing the influence of stones and branches and other impurities on the soil sample, and on the other hand, the driving shaft 1205 rotates to drive the driving pulley 1204 to rotate synchronously, and the driving pulley 1204 rotates to drive the connecting belt 1207 to rotate synchronously, so that the driven pulley 1208 rotates, and then the driven shaft 1202 rotates, and the driven shaft 1202 rotates to make the crushing roller 1201 rotate synchronously, and the guide plate 5 cooperates to facilitate crushing the screened soil sample, avoiding the soil containing lumps, and the above operation improves the efficiency of soil sample detection;

[0045] Finally, the crushed soil sample falls into the inside of the placing frame 10 for collection, and the heater 9 is started to heat the soil sample, and the electric telescopic rod 1101 is started in the heating process, so that the push plate 1102 slides on the guide rod 1103, and the guide rod 1103 is arranged to limit and guide the movement of the push plate 1102, so as to avoid the position deviation of the push plate 1102 during movement, thereby improving the stability during movement, and the push plate 1102 moves horizontally to make the dispersing teeth 1104 move synchronously, so as to facilitate the dispersing treatment of the soil sample in the placing frame 10, so that the soil sample is evenly laid in the inside of the placing frame 10, and then the soil sample can be evenly heated, and the heated soil sample can make the pollutants in it volatilize into gas one by one or synchronously, and the volatilized gas is introduced into the inside of the gas chromatograph 7 through the pipe 6, and the gas chromatograph 7 detects and analyzes various components in the mixed gas, so as to finally determine the types of pollutants in the soil sample to be detected, and then the two box doors 17 are opened to take out the screened stones and branches and the detected soil sample, thereby facilitating subsequent operation.

[0046] In the description of the utility model, it is necessary to explain that, unless there is definite stipulation and limitation, the term "mount", "link", "connect" should do broad sense understanding, for example, can be fixed connection, also can be detachable connection, or integrally connected;Can be mechanical connection, also can be electrical connection;Can be directly connected, also can be indirectly connected through intermediate medium, can be two elements inside the communication.For the ordinary skilled in the art, the above-mentioned terms can be understood in the specific meaning of the utility model according to the specific circumstances.

[0047] The device embodiments described above are only schematic, wherein the units described as separate components can or can not be physically separate, and the components displayed as units can or can not be physical units, that is, they can be located in one place, or distributed on multiple network units.

[0048] Finally, it should be noted that: the above examples are only used to illustrate the technical solutions of the utility model, and not to limit them;Although the utility model has been described in detail with reference to the foregoing examples, those skilled in the art should understand that: it can still modify the technical solutions recorded in the foregoing examples, or make equivalent replacement for part of the technical features;And these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the utility model.

Claims

1. An environmental soil detection device with a protective structure, comprising a detection box (1), a sealing cover (15), a soil inlet (16), a box door (17), the top end of the detection box (1) is provided with a soil inlet (16), and the inside of the soil inlet (16) is provided with a sealing cover (15), one side of the detection box (1) is hinged with two box doors (17); characterized in that The inside of the detection box (1) is provided with a sieve plate (4), and the two sides of the sieve plate (4) are penetrated by a fixed rod (3), the two ends of the fixed rod (3) are fixed with a baffle (2), and one side of the baffle (2) is fixedly connected with the inner wall of the detection box (1), the outer side of the fixed rod (3) is wound with a return spring (13), the bottom end of the sieve plate (4) is adhered with a protrusion (14), one side of the back of the detection box (1) is provided with an adjusting mechanism (12), the two sides of the inside of the detection box (1) are fixed with a guide plate (5), the bottom end of the inside of the detection box (1) is welded with a support plate (8), and the top end of the support plate (8) is provided with a placing frame (10), the bottom end of the placing frame (10) is fixed with a heater (9), one side of the detection box (1) is provided with a gas chromatograph (7), and the top end of the gas chromatograph (7) is provided with a pipe (6), one end of the pipe (6) extends into the inside of the detection box (1), the inside of the detection box (1) at the bottom end of the guide plate (5) is provided with a scattering mechanism (11).

2. The environmental soil testing device with a protective structure according to claim 1, wherein: The scattering mechanism (11) comprises an electric telescopic rod (1101), and the electric telescopic rod (1101) is arranged in the inside of the detection box (1), one side of the electric telescopic rod (1101) is fixed with a push plate (1102), and the inside of the two sides of the push plate (1102) is penetrated by a guide rod (1103), the two ends of the guide rod (1103) are fixedly connected with the inner wall of the detection box (1), and the bottom end of the push plate (1102) is uniformly fixed with a scattering tooth (1104).

3. The environmental soil testing device with a protective structure according to claim 2, wherein: The guide rod (1103) is provided with two, the two guide rods (1103) are symmetrically distributed, and the push plate (1102) is slidably connected with the detection box (1) through the guide rod (1103).

4. The environmental soil testing device with a protective structure according to claim 2, wherein: The scattering tooth (1104) is provided with a plurality of, the cross section of the plurality of scattering teeth (1104) is rectangular, and the plurality of scattering teeth (1104) are equally spaced.

5. The environmental soil testing device with a protective structure according to claim 1, wherein: Said adjusting mechanism (12) includes adjusting motor (1203), and adjusting motor (1203) is arranged at one side of detection box (1), one side of the adjusting motor (1203) is fixed with driving shaft (1205), the driving shaft (1205) extends to the outside fixed with cam (1206) inside detection box (1), the outside of driving shaft (1205) is fixed with driving pulley (1204), and the outside of driving pulley (1204) is provided with connecting belt (1207), one side of the connecting belt (1207) is provided with driven pulley (1208), and the inside of driven pulley (1208) is penetrated by driven shaft (1202), the driven shaft (1202) extends to the outside fixed with crushing stick (1201) inside detection box (1).

6. The environmental soil testing device with a protective structure according to claim 5, wherein: The cam (1206) is arranged on the outside of the driving shaft (1205), and the cam (1206) and the protrusion (14) are made of rubber material.

7. The environmental soil testing device with a protective structure of claim 1, wherein: The cross section of the detection box (1) is rectangular, and the detection box (1) is a hollow structure.

8. The environmental soil testing device with a protective structure of claim 1, wherein: The reset spring (13) is provided with two, each group of the reset spring (13) is provided with two, and two groups of the reset spring (13) are symmetrically distributed, and two groups of the reset spring (13) are in tension state on the outside of the fixed rod (3).

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