Rapid soil heavy metal detection device

Abstract

The utility model discloses a rapid soil heavy metal detection device, which relates to the technical field of soil heavy metal detection and comprises a bottom plate, the right side of the top of the bottom plate is fixedly connected with a detection machine, the bottom of the bottom plate is fixedly connected with a supporting plate and a connecting plate, and the bottom of the supporting plate is provided with a rotating mechanism. And a control mechanism is arranged in an inner cavity of the bottom plate. Through cooperation of the rotating rod, the driving bevel gear, the driven bevel gear, the bidirectional threaded rod, the sliding block, the connecting rod and the clamping plate, the rotating rod is rotated to drive the driving bevel gear to be meshed with the driven bevel gear, so that the bidirectional threaded rod is driven to rotate, the sliding block moves on the outer wall of the bidirectional threaded rod, and the sliding block drives the connecting rod and the clamping plate to move; the soil sample cup is clamped by the clamping plate, and the clamping force is judged according to the resistance of rotating the rotating rod, so that the soil sample cup is prevented from being damaged by too large clamping force, and a fixing effect is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to soil heavy metal detection technical field, concretely is a kind of soil heavy metal rapid detection device. BACKGROUND

[0002] The primary work of soil pollution treatment is to detect the contaminated soil, and in this process, a corresponding detection device is needed for detection. The detection device in the prior art can only perform one step at a time when detecting soil, reducing the detection efficiency.

[0003] For example, the patent with the authorization announcement number CN221883644U describes a soil heavy metal pollution rapid detection device, which belongs to the technical field of soil heavy metal pollution rapid detection devices. The detection device box is connected with a movable plate on the inner wall. By setting the detection device box, movable plate, V-shaped block, first small motor, first threaded rod, stop motor block, first moving block and touch motor block, the soil replacement is simplified, and the soil replacement is avoided. It is more complicated and has low work efficiency. By setting the loose button, connecting rod, sliding rod, lower pressing plate, connecting block, second small motor, second threaded rod, first starting electrode block, second starting electrode block, spring and second moving block, the soil sample receiving cup can be conveniently replaced, and the soil sample receiving cup is replaced. It is more complicated. The above-mentioned case needs to wait for the completion of the previous soil detection before placing the next soil sample to be detected on the detection table, and the position of the soil sample needs to be switched back and forth, which reduces the work efficiency. At the same time, when fixing the soil sample cup, the motor is driven, and the motor cannot accurately judge the running distance when running, which may cause damage to the sample cup during clamping.

[0004] Based on this, a soil heavy metal rapid detection device is provided, which can eliminate the disadvantages of existing devices. UTILITY MODEL CONTENTS

[0005] The utility model aims to provide a kind of soil heavy metal rapid detection device, to solve the problems in the background art.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme:

[0007] A soil heavy metal rapid detection device includes a bottom plate, a detection machine is fixedly connected to the right side of the top of the bottom plate, a support plate and a connecting plate are fixedly connected to the bottom of the bottom plate, a rotating mechanism is arranged at the bottom of the support plate, and a control mechanism is arranged in the inner cavity of the bottom plate.

[0008] Based on the above technical scheme, the utility model further provides the following optional technical scheme.

[0009] In an alternative: the rotating mechanism includes motor one, the outer wall of motor one is fixedly connected with the bottom of the support plate, the rear of the output end of motor one is rotatably connected with the outer wall of the connecting plate, the outer wall of the output end of motor one is fixedly connected with a worm, the outer wall of the worm is engaged with a worm gear, the shaft center of the worm gear is fixedly connected with a rotating shaft, the outer wall of the rotating shaft penetrates the outer wall of the bottom plate and is fixedly connected with a placing disc, and the inner wall of the placing disc is provided with a fixing mechanism.

[0010] In an alternative: the shape of the placing disc is a trisection herringbone.

[0011] In an alternative: the outer wall of the placing disc is uniformly provided with a placing groove, and the inner wall of the placing groove is provided with a sample cup for containing soil.

[0012] In an alternative: the control mechanism includes a contact block, the outer wall of the contact block is slidably connected with the inner wall of the bottom plate, the top of the contact block is overlapped with the bottom of the placing disc, the bottom of the contact block is fixedly connected with a spring, the bottom of the spring is fixedly connected with the inner cavity of the bottom plate, the bottom of the spring is overlapped with a contact switch, the bottom end of the contact switch is fixedly connected with the inner cavity of the bottom plate, and the contact switch is electrically connected with the motor one.

[0013] In an alternative: the contact block is in the shape of a disc at the bottom and a semispherical ball at the top, and the diameter of the disc at the bottom is greater than that of the semispherical ball at the top.

[0014] In an alternative: the inner cavity of the bottom plate is provided with a circular groove, the diameter of the top of the circular groove is matched with that of the semispherical ball at the top of the contact block, and the diameter of the middle of the circular groove is matched with that of the disc at the bottom of the contact block.

[0015] In an alternative: the fixing mechanism includes a rotating rod, the outer wall of the rotating rod is rotatably connected with the inner wall of the placing disc, the rear of the rotating rod is fixedly connected with a driving bevel gear, the outer wall of the driving bevel gear is engaged with a driven bevel gear, the shaft center of the driven bevel gear is fixedly connected with a bidirectional threaded rod, one end of the bidirectional threaded rod is rotatably connected with the inner cavity of the placing disc, the outer wall of the bidirectional threaded rod is threadedly connected with a sliding block, the outer wall of the sliding block is slidably connected with the inner wall of the placing disc, the top of the sliding block is fixedly connected with a connecting rod, the outer wall of the connecting rod is slidably connected with the inner wall of the placing disc, the outer wall of the connecting rod penetrates the inner wall of the placing disc and is fixedly connected with a clamping plate, and the clamping plate and the placing groove are in communication with each other.

[0016] In an alternative: the bottom of the placing disc is provided with a rectangular groove matched with the shape of the sliding block.

[0017] In an alternative, the outer shape of the clamping plate is circular arc.

[0018] Compared with the prior art, the utility model has the advantages that:

[0019] 1、The utility model discloses a cooperation between motor, worm, worm wheel, shaft, placing disc, contact block, spring and contact switch reaches the starting motor, makes the side that has been put into the soil sample cup to the direction of detection machine, the bottom of placing disc and the outer wall of contact block contact in the rotating process, the bottom of contact block and the top of contact switch contact, when the contact time of contact block and contact switch reaches the setting threshold, motor stops working, at this time, placing disc does not rotate, then can detect the soil in the soil sample cup under detection machine, in the detection process, the staff can place the soil sample cup with the soil to be detected that follow to the remaining two placing grooves, when the first detection ends, motor starts, makes placing disc rotate, at this time, the soil sample cup with the soil to be detected that has detected the first time rotates to the nearby of work easily, and the soil sample cup after it rotates to the below of detection machine and detects, at this time, the staff takes the soil sample cup that has detected, and then puts the sample cup with soil, thereby making the staff only need to work in one place to carry out multiple work, and the detection efficiency is accelerated.

[0020] 2、The utility model discloses a cooperation between rotating lever, driving bevel gear, driven bevel gear, bidirectional screw rod, sliding block, connecting rod and clamping plate, by rotating rotating lever, driving driving bevel gear and driven bevel gear to mesh, thereby driving bidirectional screw rod to rotate, make sliding block move on the outer wall of bidirectional screw rod, and sliding block drives connecting rod and clamping plate to move synchronously, so that clamping plate clamps the soil sample cup, and in the clamping process, can judge the clamping strength according to the resistance of rotating rotating lever, thereby avoiding that the clamping strength is too big to cause damage to the soil sample cup, and the fixed effect is achieved. ACCURACY

[0021] Figure 1 It is the overall structure schematic drawing of the utility model.

[0022] Figure 2 It is the sectional structure schematic drawing of the utility model.

[0023] Figure 3 It is the structure schematic drawing of the rotating mechanism of the utility model.

[0024] Figure 4 It is the structure schematic drawing of the control mechanism of the utility model.

[0025] Figure 5 It is the structure schematic drawing of the fixed mechanism of the utility model.

[0026] Marked notes: 1, the bottom plate; 11, detection machine; 12, support plate; 13, connecting plate; 2, rotating mechanism; 21, motor one; 22, worm; 23, worm gear; 24, rotating shaft; 25, placement disc; 26, placement groove; 3, control mechanism; 31, contact block; 32, spring; 33, contact switch; 4, fixing mechanism; 41, rotating rod; 42, driving bevel gear; 43, driven bevel gear; 44, two-way threaded rod; 45, sliding block; 46, connecting rod; 47, clamping plate. DETAILED DESCRIPTION

[0027] In order to make the purpose, technical scheme and advantages of the utility model more clearly, the utility model is further described in detail below with reference to the drawings and examples.

[0028] In one embodiment, as shown in Figures 1-5 A soil heavy metal rapid detection device, including the bottom plate 1, the right side of the top of the bottom plate 1 is fixedly connected with detection machine 11, the bottom of the bottom plate 1 is fixedly connected with support plate 12 and connecting plate 13, the bottom of the support plate 12 is provided with rotating mechanism 2, the inner cavity of the bottom plate 1 is provided with control mechanism 3.

[0029] In this embodiment, the rotating mechanism 2 is controlled by the control mechanism 3, so that the rotating mechanism 2 will not continue to work after rotating to a certain position.

[0030] In an alternative embodiment, as shown in Figures 1-3 The rotating mechanism 2 includes motor one 21, the outer wall of motor one 21 is fixedly connected with the bottom of the support plate 12, the rear part of the output end of motor one 21 is rotatably connected with the outer wall of connecting plate 13, the outer wall of the output end of motor one 21 is fixedly connected with worm 22, the outer wall of worm 22 is engaged with worm gear 23, the shaft center of worm gear 23 is fixedly connected with rotating shaft 24, the outer wall of rotating shaft 24 penetrates the outer wall of bottom plate 1 and is fixedly connected with placement disc 25, the inner wall of placement disc 25 is provided with fixing mechanism 4, by starting motor one 21, worm 22 and worm gear 23 are engaged, rotating shaft 24 rotates, rotating shaft 24 drives placement disc 25 to rotate, so that the side where the soil sample cup has been placed is turned to the direction of detection machine 11.

[0031] In an alternative embodiment, as shown in Figure 2 The outer shape of placement disc 25 is three-equal-sectioned herringbone, the outer shape of placement disc 25 allows it to simultaneously place three soil sample cups, which is convenient for detection.

[0032] In an alternative embodiment, as shown in Figure 2 The outer wall of placement disc 25 is uniformly provided with placement groove 26, and the inner wall of placement groove 26 is placed with a soil containing sample cup, which is more convenient for fixing the soil sample cup.

[0033] In an alternative embodiment, as shown in Figure 2 and Figure 3 , the control mechanism 3 comprises a contact block 31, the outer wall of the contact block 31 is in sliding connection with the inner wall of the bottom plate 1, the top of the contact block 31 is overlapped with the bottom of the placement disc 25, the bottom of the contact block 31 is fixedly connected with a spring 32, the bottom of the spring 32 is fixedly connected with the inner cavity of the bottom plate 1, the bottom of the spring 32 is overlapped with a contact switch 33, the bottom end of the contact switch 33 is fixedly connected with the inner cavity of the bottom plate 1, the contact switch 33 is in electrical connection with the motor one 21, when the placement disc 25 rotates, its bottom is in contact with the outer wall of the contact block 31, which makes the contact block 31 slide towards the inner wall of the bottom plate 1, drives the spring 32 to contract, and at the same time makes the bottom of the contact block 31 in contact with the top of the contact switch 33, when the contact time of the contact block 31 and the contact switch 33 reaches the set threshold, the motor one 21 stops working, at this time the placement disc 25 no longer rotates, and then the soil in the soil sample cup under the detection machine 11 can be detected.

[0034] In an alternative embodiment, as shown in Figure 2 and Figure 4 , the contact block 31 is in the shape of a disc at the bottom and a semi-spherical ball at the top, and the diameter of the disc at the bottom is larger than that of the semi-spherical ball at the top, the shape of the contact block 31 can be automatically retracted into the circular groove when it is extruded by external force.

[0035] In an alternative embodiment, as shown in Figure 2 and Figure 4 , the inner cavity of the bottom plate 1 is provided with a circular groove, and the diameter of the top of the circular groove is matched with the diameter of the semi-spherical ball at the top of the contact block 31, the diameter of the middle of the circular groove is matched with the diameter of the disc at the bottom of the contact block 31, and the sizes of the circular grooves are different, so that the contact block 31 will not come out of the circular groove.

[0036] In an alternative embodiment, as shown in Figure 2 and Figure 5As shown, the fixing mechanism 4 comprises a rotating rod 41, the outer wall of the rotating rod 41 is rotationally connected with the inner wall of the placing disc 25, the rear part of the rotating rod 41 is fixedly connected with a driving bevel gear 42, the outer wall of the driving bevel gear 42 is engaged with a driven bevel gear 43, the axis of the driven bevel gear 43 is fixedly connected with a bidirectional threaded rod 44, one end of the bidirectional threaded rod 44 is rotationally connected with the inner cavity of the placing disc 25, the outer wall of the bidirectional threaded rod 44 is threadedly connected with a sliding block 45, the outer wall of the sliding block 45 is slidingly connected with the inner wall of the placing disc 25, the top of the sliding block 45 is fixedly connected with a connecting rod 46, the outer wall of the connecting rod 46 is slidingly connected with the inner wall of the placing disc 25, the outer wall of the connecting rod 46 penetrates through the inner wall of the placing disc 25 and is fixedly connected with a clamping plate 47, and the clamping plate 47 and the placing groove 26 are in communication with each other, by rotating the rotating rod 41, the driving bevel gear 42 and the driven bevel gear 43 are engaged, so as to drive the bidirectional threaded rod 44 to rotate, the sliding block 45 moves on the outer wall of the bidirectional threaded rod 44, the sliding block 45 drives the connecting rod 46 and the clamping plate 47 to move synchronously, so that the clamping plate 47 clamps the soil sample cup, and during the clamping process, the clamping force can be judged according to the resistance of the rotating rod 41, so as to avoid that the clamping force is too large to damage the soil sample cup, and the fixing effect is achieved.

[0037] In an optional embodiment, as shown in Figure 5 The bottom of the placing disc 25 is provided with a rectangular groove matched with the shape of the sliding block 45, the sliding block 45 is limited by the rectangular groove, so that the sliding block 45 can only translate and cannot rotate.

[0038] In an optional embodiment, as shown in Figure 2 and Figure 5 The clamping plate 47 is in the shape of a circular arc, the circular arc-shaped clamping plate 47 can better clamp the soil sample cup, and at the same time, the extrusion force of the soil sample cup at a certain point is avoided to be too large, so as to avoid damage to the soil sample cup.

[0039] The above embodiment discloses a soil heavy metal rapid detection device, wherein when different soil samples need to be detected, they are respectively placed in different soil sample cups with numbers, then the soil sample cups are placed in the placing grooves 26, then the rotating rod 41 is rotated to drive the driving bevel gear 42 to mesh with the driven bevel gear 43, thereby driving the bidirectional threaded rod 44 to rotate, so that the sliding block 45 moves on the outer wall of the bidirectional threaded rod 44, the sliding block 45 drives the connecting rod 46 and the clamping plate 47 to move synchronously, so that the clamping plate 47 clamps the soil sample cup, and the clamping force can be judged according to the resistance of the rotating rod 41 during the clamping process, so as to avoid that the clamping force is too large to damage the soil sample cup, thereby achieving the fixing effect, then the motor one 21 is started to drive the worm 22 to mesh with the worm gear 23, so that the rotating shaft 24 rotates, the rotating shaft 24 drives the placing disc 25 to rotate, so that the side where the soil sample cup has been placed is turned to the direction of the detection machine 11, and during the rotating process, the bottom of the placing disc 25 is in contact with the outer wall of the contact block 31, so that the contact block 31 slides to the inner wall of the bottom plate 1, drives the spring 32 to contract, and at the same time, the bottom of the contact block 31 is in contact with the top of the contact switch 33, when the contact time of the contact block 31 and the contact switch 33 reaches the set threshold value, the motor one 21 stops working, at this time, the placing disc 25 no longer rotates, then the soil in the soil sample cup under the detection machine 11 can be detected, and during the detection process, the staff can place the subsequent soil sample cups containing soil to be detected into the remaining two placing grooves 26, when the first detection is completed, the motor one 21 is started to drive the placing disc 25 to rotate, at this time, the first soil sample cup containing soil to be detected which has been detected is rotated to the vicinity of the work, and the soil sample cup located behind it is rotated to the bottom of the detection machine 11 for detection, at this time, the staff takes out the soil sample cup which has been detected, and then places the next soil sample cup containing soil, so that the staff only needs to work at one place to complete multiple work, thereby improving the detection efficiency, and according to the above, through the cooperation of the rotating mechanism 2 and the fixing mechanism 4, the soil sample cup containing soil is rotated to the bottom of the detection machine 11, and during the rotating process, the control mechanism 3 limits the rotating mechanism 2, so that the rotating mechanism 2 drives the soil sample cup to move to the specified position and then stops working.

[0040] The above is only a specific embodiment of the present application, but the protection scope of the present application is not limited thereto, and any person skilled in the art can easily think of changes or replacements within the technical range disclosed in the present application, which shall be covered within the protection scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.

Claims

1. A soil heavy metal rapid detection device, comprising a bottom plate (1), the top right side of the bottom plate (1) is fixedly connected with a detection machine (11), the bottom of the bottom plate (1) is fixedly connected with a supporting plate (12) and a connecting plate (13), characterized in that, The bottom of the support plate (12) is provided with a rotating mechanism (2), and the inner cavity of the bottom plate (1) is provided with a control mechanism (3).

2. The device for rapid detection of heavy metals in soil according to claim 1, characterized in that, The rotating mechanism (2) comprises a motor (21), the outer wall of the motor (21) is fixedly connected with the bottom of the support plate (12), the rear part of the output end of the motor (21) is rotatably connected with the outer wall of the connecting plate (13), the outer wall of the output end of the motor (21) is fixedly connected with a worm (22), the outer wall of the worm (22) is engaged with a worm gear (23), the shaft center of the worm gear (23) is fixedly connected with a rotating shaft (24), the outer wall of the rotating shaft (24) penetrates through the outer wall of the bottom plate (1) and is fixedly connected with a placing disc (25), and the inner wall of the placing disc (25) is provided with a fixing mechanism (4).

3. The device for rapid detection of heavy metals in soil according to claim 2, characterized in that, The shape of the placing disc (25) is a trisection herringbone shape.

4. The soil heavy metal rapid detection device according to claim 2, characterized in that, The outer wall of the placing disc (25) is uniformly provided with a placing groove (26), and the inner wall of the placing groove (26) is provided with a sample cup for containing soil.

5. The device for rapid detection of heavy metals in soil according to claim 1, characterized in that, The control mechanism (3) comprises a contact block (31), the outer wall of the contact block (31) is slidably connected with the inner wall of the bottom plate (1), the top of the contact block (31) is overlapped with the bottom of the placing disc (25), the bottom of the contact block (31) is fixedly connected with a spring (32), the bottom of the spring (32) is fixedly connected with the inner cavity of the bottom plate (1), the bottom of the spring (32) is overlapped with a contact switch (33), the bottom end of the contact switch (33) is fixedly connected with the inner cavity of the bottom plate (1), and the contact switch (33) is electrically connected with the motor (21).

6. The device for rapid detection of heavy metals in soil according to claim 5, characterized in that, The contact block (31) is in a shape that the bottom is a disc and the top is a semicircle ball, and the diameter of the bottom disc is greater than that of the top semicircle ball.

7. The device for rapid detection of heavy metals in soil according to claim 1, characterized in that, The inner cavity of the bottom plate (1) is provided with a circular groove, the diameter of the top of the circular groove is matched with that of the top semicircle ball of the contact block (31), and the diameter of the middle of the circular groove is matched with that of the bottom disc of the contact block (31).

8. The soil heavy metal rapid detection device according to claim 2, characterized in that, The fixing mechanism (4) comprises a rotating rod (41), the outer wall of the rotating rod (41) is rotatably connected with the inner wall of the placing disc (25), the rear part of the rotating rod (41) is fixedly connected with a driving bevel gear (42), the outer wall of the driving bevel gear (42) is engaged with a driven bevel gear (43), the shaft center of the driven bevel gear (43) is fixedly connected with a bidirectional threaded rod (44), one end of the bidirectional threaded rod (44) is rotatably connected with the inner cavity of the placing disc (25), the outer wall of the bidirectional threaded rod (44) is threadedly connected with a sliding block (45), the outer wall of the sliding block (45) is slidably connected with the inner wall of the placing disc (25), the top of the sliding block (45) is fixedly connected with a connecting rod (46), the outer wall of the connecting rod (46) is slidably connected with the inner wall of the placing disc (25), the outer wall of the connecting rod (46) penetrates through the inner wall of the placing disc (25) and is fixedly connected with a clamping plate (47), and the clamping plate (47) and the placing groove (26) are in communication.

9. The device for rapid detection of heavy metals in soil according to claim 8, characterized in that, The bottom of the placing disc (25) is provided with a rectangular groove matched with the shape of the sliding block (45).

10. The device for rapid detection of heavy metals in soil according to claim 8, characterized in that, The shape of the clamping plate (47) is a circular arc shape.

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