Soil layer sampling device

Abstract

The utility model relates to the technical field of environmental soil detection, in particular to a soil layer sampling device. Comprising a threaded rod, a rotating disc, a base, a threaded sleeve, a low barrel, a support, a sampling spiral blade and two stabilizing assemblies, each stabilizing assembly comprises a lower pressing plate, two stabilizing rods, two stabilizing cones, a U-shaped frame, a positive and negative lead screw, two lead screw nuts, two connecting rods and a lifting plate, the lower pressing plate is located above the base, and the two stabilizing rods are fixedly connected with the lower pressing plate; the two stabilizing cones movably penetrate through the base, the two stabilizing cones are fixedly connected with the corresponding stabilizing rods respectively, the two ends of the positive and negative lead screw are rotationally connected with the U-shaped frame, the two lead screw nuts are in threaded fit with the positive and negative lead screw, the lifting plate is located below the lower pressing plate, and the two ends of each connecting rod are rotationally connected with the lifting plate and the corresponding lead screw nut respectively. Through the arrangement of the structure, the sampling equipment can be prevented from deviating on the ground, the stability is improved, and sampling is facilitated.

Description

TECHNICAL FIELD

[0001] The utility model relates to environmental soil detection technical field especially relates to a soil layer sampling device. BACKGROUND

[0002] The environmental detection is designed by using GIS technology to environmental detection network, and the information collected by the environmental detection can be stored and displayed in time through GIS, and the selected evaluation area is monitored and analyzed in detail, some special tools will be used in the process of environmental detection, and the soil sampling device is one of the tools, the existing environmental detection soil sampling device has certain disadvantages in use, when the deep soil sampling is carried out, the use of excavation tool will destroy the uniformity of the soil layer, and the traditional spiral blade structure is easy to fall to the ground after taking out the underground soil, so it is easy to mix with the soil on the ground, so as to affect the quality of the sample.

[0003] In the prior art patent CN214121642U discloses an environmental detection soil sampling device, by setting the threaded rod, drilling auxiliary mechanism, turntable and sampling spiral blade, the drilling auxiliary mechanism can be placed on the ground in the position needing sampling in use, then the threaded rod is rotated through the turntable, so that the sampling spiral blade can drill into the underground, then it can be reversed to take out the soil layer, and the base and the upper clamping cylinder can receive the sample after taking out, so that the sample quality is not affected by falling to the ground, and the bottom cylinder and the threaded sleeve can limit the threaded rod and the sampling spiral blade during sampling, to ensure the directional accuracy of sampling operation, and the bracket can make the device more stable, the whole environmental detection soil sampling device has simple structure, convenient operation and better effect compared with the traditional mode.

[0004] But in the above prior art patent, the base is directly placed on the ground, the sampling equipment is easy to deviate on the ground, and the stability is poor, which is not conducive to sampling. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a soil layer sampling device, which aims at solving the technical problems that the base in the prior art is directly placed on the ground, the sampling equipment is easy to deviate on the ground, the stability is poor, and sampling is not convenient.

[0006] In order to achieve the above object, the utility model discloses a soil layer sampling device, including threaded rod, carousel, base, threaded sleeve, low cylinder, support, sampling helical blade and two groups of stable components, the support is fixedly arranged on the top of the base, the threaded sleeve is fixedly connected with the support, and be located in the support, the threaded rod penetrates the threaded sleeve, and with the threaded sleeve is screwed together, the carousel is fixedly arranged below the threaded rod, the sampling helical blade is fixedly arranged below the threaded rod, the low cylinder is fixedly connected with the base, and penetrates the base, two groups of stable components are all arranged on the top of the base,

[0007] The stable component includes the lower pressing plate, two stable rods, two stable cones, a U-shaped frame, a positive and negative screw rod, two screw rod nuts, two connecting rods and a lifting plate, the lower pressing plate is located on the top of the base, the two stable rods are fixedly connected with the lower pressing plate, and are movably penetrated through the base, the two stable cones are respectively fixedly connected with the corresponding stable rods, the two ends of the positive and negative screw rod are rotatably connected with the U-shaped frame, the two screw rod nuts are sleeved on the outside of the positive and negative screw rod, and are screwed with the positive and negative screw rod, the lifting plate is located below the lower pressing plate, and the two ends of each connecting rod are respectively rotatably connected with the lifting plate and the corresponding screw rod nut.

[0008] Among them, the stable component further includes a plug-in frame and a plug-in block, the plug-in frame is fixedly connected with the lifting plate and located above the lifting plate, and the plug-in block is fixedly connected with the lower pressing plate and located below the lower pressing plate.

[0009] Among them, the stable component further includes two supporting springs, each supporting spring is fixedly connected with the base and the lower pressing plate respectively, and is sleeved on the outside of the stable rod.

[0010] Among them, the stable component further includes two conical barrels, two conical barrels are fixedly connected with the base and are located below the base, and two conical barrels are sleeved on the outside of the corresponding stable rod.

[0011] Among them, the soil layer sampling device further includes an upper clamping surrounding cylinder, the upper clamping surrounding cylinder is fixedly connected with the base and located above the base.

[0012] The utility model discloses a soil layer sampling device, when sampling, two down pressure plates are pressed down respectively, each down pressure plate drives two stabilizing rods to slide up and down on the base, each stabilizing rod enters the ground through the stabilizing cone, until the down pressure plate contacts the lifting plate, then stop pressing down the down pressure plate, the base is fixed on the ground, then sampling, after sampling, the U-shaped frame is rotated by driving the lead screw, because two screw nuts are matched with the lead screw respectively, two screw nuts move on the lead screw, then two connecting rods are gradually stretched, the lifting plate is pushed up, the down pressure plate is driven to move up, until two stabilizing rods leave the ground, during sampling, the screw rod is rotated through the rotating disc, so that the sampling spiral blade can drill into the ground, then reverse it, the soil layer can be taken out and fall on the base, avoid the sample from falling on the ground and affecting the sample quality, through the above-mentioned mode, the sampling equipment can be avoided from deviating on the ground, the stability is increased, and sampling is facilitated. BRIEF DESCRIPTION OF DRAWINGS

[0013] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or the prior art, below will introduce the drawings needed to be used in the embodiment or prior art description, obviously, the drawings in the following description only some embodiments of the utility model, for ordinary skilled person in the art, without creative labor, can also obtain other drawings according to these drawings.

[0014] Figure 1 It is the structure schematic diagram of the soil layer sampling device of the utility model.

[0015] Figure 2 It is the structure front view of the soil layer sampling device of the utility model.

[0016] Figure 3 It is the structure side view of the soil layer sampling device of the utility model.

[0017] Figure 4 It is the A-A line structure section view of the utility model. Figure 2

[0018] ​101-threaded rod, 102-rotating disc, 103-base, 104-threaded sleeve, 105-low cylinder, 106-support, 107-sampling spiral blade, 108-pressing plate, 109-stabilizing rod, 110-stabilizing cone, 111-U-shaped frame, 112-lead screw, 113-screw nut, 114-connecting rod, 115-lifting plate, 116-motor, 117-plug-in frame, 118-plug-in block, 119-support spring, 120-conical cylinder, 121-upper clamping cylinder. DETAILED DESCRIPTION

[0019] The embodiments of the present application are described in detail below, examples of which are shown in the drawings, wherein the same or similar reference signs represent the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary and are intended to explain the present application, and cannot be understood as a limitation of the present application.

[0020] Please refer to Figures 1-4 The utility model provides a kind of soil layer sampling device, including threaded rod 101, rotating disc 102, base 103, threaded sleeve 104, low cylinder 105, support 106, sampling spiral blade 107 and two groups of stabilizing components, the support 106 is fixedly arranged on the top of the base 103, the threaded sleeve 104 is fixedly connected with the support 106, and located in the support 106, the threaded rod 101 is through the threaded sleeve 104, and is threadedly cooperated with the threaded sleeve 104, the rotating disc 102 is fixedly arranged below the threaded rod 101, the sampling spiral blade 107 is fixedly arranged below the threaded rod 101, the low cylinder 105 is fixedly connected with the base 103, and is through the base 103, two groups of the stabilizing components are all arranged above the base 103;

[0021] The stabilizing component includes pressing plate 108, two stabilizing rods 109, two stabilizing cones 110, U-shaped frame 111, lead screw 112, two screw nuts 113, two connecting rods 114 and lifting plate 115, the pressing plate 108 is located above the base 103, two stabilizing rods 109 are all fixedly connected with the pressing plate 108, and are all movably through the base 103, two stabilizing cones 110 are respectively fixedly connected with corresponding stabilizing rod 109, both ends of the lead screw 112 are rotatably connected with the U-shaped frame 111, two screw nuts 113 are all set on the outside of the lead screw 112, and are all threadedly cooperated with the lead screw 112, the lifting plate 115 is below the pressing plate 108, and both ends of each connecting rod 114 are respectively rotatably connected with the lifting plate 115 and corresponding screw nut 113.

[0022] In the embodiment, when sampling, each of the two pressing plates 108 is pressed down by force, each of the two pressing plates 108 drives the two stabilizing rods 109 to slide up and down on the base 103, each of the two stabilizing rods 109 enters the ground through the stabilizing cone 110, until the pressing plate 108 contacts the lifting plate 115, and then the pressing plate 108 is stopped, the base 103 is fixed on the ground, and then sampling is performed. After sampling is completed, the U-shaped frame 111 is rotated by the motor 116 driving the lead screw 112, because the two screw nuts 113 are threadedly connected with the lead screw 112, the two screw nuts 113 move relatively on the lead screw 112, then the two connecting rods 114 are gradually stretched, the two connecting rods 114 push the lifting plate 115 to move upwards, the pressing plate 108 is driven by the lifting plate 115 to move upwards, until the two stabilizing rods 109 are separated from the ground. During sampling, the threaded rod 101 is rotated by the rotating disc 102, so that the sampling spiral blade 107 can drill into the ground, and then the soil layer can be brought out by reversing the threaded rod 101, and then the soil layer falls on the base 103 to be collected, avoiding the sample from falling to the ground to affect the quality of the sample. By the above method, the sampling device can be prevented from deviating on the ground, the stability is increased, and sampling is facilitated.

[0023] Further, the stabilizing assembly further comprises a plug-in frame 117 and a plug-in block 118, the plug-in frame 117 is fixedly connected with the lifting plate 115 and located above the lifting plate 115, and the plug-in block 118 is fixedly connected with the pressing plate 108 and located below the pressing plate 108.

[0024] In the embodiment, when the pressing plate 108 moves downwards, the plug-in block 118 below the pressing plate 108 is embedded in the plug-in frame 117, the pressing plate 108 is stopped, and then the two stabilizing rods 109 are inserted into the soil.

[0025] Further, the stabilizing assembly further comprises two supporting springs 119, each of the two supporting springs 119 is fixedly connected with the base 103 and the pressing plate 108 and is sleeved outside the stabilizing rod 109.

[0026] In the embodiment, by arranging the supporting spring 119, the stability of the lower pressing plate 108 can be increased, and when the lower pressing plate 108 is pushed to reset, the lower pressing plate 108 can be quickly moved to reset by the rising of the lifting plate 115 and the elastic force of the supporting spring 119.

[0027] Further, the stabilizing assembly further comprises two conical cylinders 120, both of which are fixedly connected with the base 103 and located below the base 103, and both of which are sleeved outside the corresponding stabilizing rods 109.

[0028] In the embodiment, by arranging the conical cylinder 120, when the stabilizing rod 109 moves outward from the soil, the retained soil on the outer wall of the stabilizing rod 109 can be scraped by the conical cylinder 120, so that the neatness of the stabilizing rod 109 is ensured, and the subsequent use is facilitated.

[0029] Further, the soil layer sampling device further comprises an upper clamping surrounding cylinder 121, which is fixedly connected with the base 103 and located above the base 103.

[0030] In the embodiment, by arranging the upper clamping surrounding cylinder 121 above the base 103, the sample body above the base 103 can be prevented from falling to the ground by the upper clamping surrounding cylinder 121.

[0031] The above disclosure is only a preferred embodiment of the utility model, and of course cannot limit the scope of the utility model, and those skilled in the art can understand that all or part of the above-mentioned embodiments can be implemented, and equivalent changes made according to the utility model claims still belong to the scope covered by the utility model.

Claims

1. A soil sampling device, comprising a threaded rod, a turntable, a base, a threaded sleeve, a low cylinder, a support, and sampling spiral blades, wherein the support is fixedly disposed above the base, the threaded sleeve is fixedly connected to the support and located within the support, the threaded rod passes through the threaded sleeve and is threadedly engaged with the threaded sleeve, the turntable is fixedly disposed below the threaded rod, the sampling spiral blades are fixedly disposed below the threaded rod, and the low cylinder is fixedly connected to the base and passes through the base, characterized in that... It also includes two sets of stabilizing components, both of which are disposed above the base; The stabilizing assembly includes a lower pressure plate, two stabilizing rods, two stabilizing cones, a U-shaped frame, positive and negative lead screws, two lead screw nuts, two connecting rods, and a lifting plate. The lower pressure plate is located above the base. Both stabilizing rods are fixedly connected to the lower pressure plate and movably pass through the base. The two stabilizing cones are fixedly connected to their respective stabilizing rods. Both ends of the positive and negative lead screws are rotatably connected to the U-shaped frame. Both lead screw nuts are sleeved on the outside of the positive and negative lead screws and are threaded into them. The lifting plate is located below the lower pressure plate. Both ends of each connecting rod are rotatably connected to the lifting plate and the corresponding lead screw nut, respectively.

2. The soil sampling device as described in claim 1, characterized in that, The stabilizing component further includes a plug frame and a plug block. The plug frame is fixedly connected to the lifting plate and is located above the lifting plate. The plug block is fixedly connected to the lower pressure plate and is located below the lower pressure plate.

3. The soil sampling device as described in claim 2, characterized in that, The stabilizing assembly also includes two support springs, each of which is fixedly connected to the base and the lower pressure plate, and is respectively sleeved on the outside of the stabilizing rod.

4. The soil sampling device as described in claim 3, characterized in that, The stabilizing component also includes two conical cylinders, both of which are fixedly connected to the base and located below the base. The two conical cylinders are respectively sleeved on the outside of the corresponding stabilizing rod.

5. The soil sampling device as described in claim 1, characterized in that, The soil sampling device also includes an upper retaining tube, which is fixedly connected to the base and located above the base.

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