Soil sampling device for highway engineering

Abstract

The utility model is applicable to the technical field of highway engineering, and provides a soil sampling device for highway engineering, which comprises a base and further comprises a sampling structure, the sampling structure comprises a sampling assembly for sampling soil, a pushing assembly for pushing out the soil in the sampling assembly and an air cylinder, and the air cylinder is fixedly connected with a shell; two symmetrically arranged guide rods are fixedly connected in the shell, one guide rod is provided with scales, and the sampling assembly is in sliding connection with the two guide rods; and the two stabilizing structures are symmetrically arranged, and each stabilizing structure comprises a supporting assembly used for being attached to the ground and a lifting assembly used for driving the supporting assembly to ascend or descend. During sampling, the sampling depth can be clearly determined through the scales on the guide rod, the soil structure cannot be damaged, a soil sample can be easily pushed out through the arrangement of the pushing assembly, and detection is convenient; by arranging the stabilizing structure, the contact area between the device and the ground can be enlarged, and the purpose of improving the stability of the device is achieved.

Description

Technical Field

[0001] The utility model belongs to the technical field of highway engineering, and in particular relates to a soil sampling device for highway engineering. Background Art

[0002] Highway engineering refers to the investigation, measurement, design, construction, maintenance, and management of highway structures. Before the construction of existing highways, in order to ensure the quality of highway construction, it is often necessary to use some equipment to test the soil in the construction area.

[0003] When the existing soil sampling device digs the soil profile, it often destroys the original soil structure in a small area, and soil erosion and other phenomena will occur in the case of rainfall. In addition, in order to facilitate the movement of the device, universal wheels are generally installed at the bottom of the device. However, when the device needs to be fixed at a specified position for soil sampling, the contact area between the device and the ground is small, resulting in low stability and affecting soil sampling. Therefore, a soil sampling device for highway engineering is proposed. Utility Model Content

[0004] The utility model aims to provide a soil sampling device for highway engineering, aiming to solve the problems raised in the above-mentioned background technology.

[0005] The utility model is implemented as follows: a soil sampling device for highway engineering includes a base, a universal wheel is installed at the bottom of the base, and also includes:

[0006] A sampling structure is arranged in a shell, the shell is fixedly arranged on a base, the sampling structure comprises a sampling assembly for sampling soil, a pushing assembly for pushing out the soil in the sampling assembly, and a cylinder, the cylinder is fixedly connected to the shell, two symmetrically arranged guide rods are fixedly connected in the shell, one guide rod is provided with a scale, and the sampling assembly is slidably connected to the two guide rods;

[0007] Two symmetrically arranged stable structures are arranged at the bottom of the base, and the stable structures include a supporting component for fitting with the ground and a lifting component for driving the supporting component to rise or fall.

[0008] Further, the sampling component comprises:

[0009] A lifting seat is slidably connected to the two guide rods, and the top of the lifting seat is fixedly connected to the output end of the cylinder;

[0010] An installation frame, wherein the installation frame is detachably connected to the lifting seat by screws; a material pushing assembly is provided on the installation frame;

[0011] The sampling tube is fixedly connected to the mounting frame.

[0012] Furthermore, the pusher assembly comprises:

[0013] A push plate, the outer diameter of which is the same as the inner diameter of the sampling tube;

[0014] A connecting rod, fixedly connected to the push plate;

[0015] A pressing plate fixedly connected to the connecting rod;

[0016] A spring, one end of which is fixedly connected to the pressing plate, and the other end of which is fixedly connected to the inner bottom wall of the mounting frame.

[0017] Furthermore, the support assembly includes:

[0018] Support plate;

[0019] A lifting plate is fixedly connected to the support plate, and two parallel slide grooves are provided in the lifting plate, and the slide grooves are inclined;

[0020] Two symmetrically arranged moving rods are both fixedly connected to the lifting plate, and the moving rods are slidably connected to the base.

[0021] Furthermore, the lifting assembly includes:

[0022] Two symmetrically arranged mounting seats, wherein the mounting seats are fixedly connected to the base;

[0023] A screw rod is rotatably disposed between two mounting seats;

[0024] A slide bar, fixedly arranged between two mounting seats;

[0025] A turntable fixedly connected to one end of the screw;

[0026] A moving block, threadedly connected to the screw rod and slidably connected to the slide rod;

[0027] A moving plate, fixedly connected to the moving block;

[0028] Two fixed heads are provided, the fixed heads are fixedly connected to the movable plate, and the two fixed heads are slidably connected to the two sliding grooves respectively.

[0029] Compared with the prior art, the beneficial effects of the utility model are:

[0030] The soil sampling device for highway engineering can clearly indicate the sampling depth through the scale on the guide rod during sampling without damaging the soil structure. The setting of the pushing component can easily push out the soil sample for easy detection. The setting of the stable structure can expand the contact area between the device and the ground, thereby achieving the purpose of improving the stability of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0031] Figure 1This is a schematic diagram of the structure of a soil sampling device for highway engineering.

[0032] Figure 2 This is a schematic diagram of the structure of the pusher assembly in the soil sampling device for highway engineering.

[0033] Figure 3 This is a schematic diagram of the structure of the stable structure in the soil sampling device for highway engineering.

[0034] In the figure: base 01, shell 11, cylinder 13, guide rod 14, pressing plate 15, connecting rod 16, mounting frame 17, sampling tube 18, turntable 19, universal wheel 20, support plate 21, moving rod 22, pushing plate 23, spring 24, lifting seat 25, screw 26, sliding rod 27, fixed head 28, moving block 29, moving plate 31, lifting plate 32, slide groove 33, mounting seat 34. DETAILED DESCRIPTION

[0035] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0036] The specific implementation of the present utility model is described in detail below in conjunction with specific embodiments.

[0037] like Figure 1-3 As shown, a soil sampling device for highway engineering provided by an embodiment of the utility model includes a base 01, a universal wheel 20 is installed at the bottom of the base 01, and also includes:

[0038] The sampling structure is arranged in the shell 11, and the shell 11 is fixedly arranged on the base 01. The sampling structure includes a sampling assembly for sampling soil, a pushing assembly for pushing the soil in the sampling assembly, and a cylinder 13. The cylinder 13 is fixedly connected to the shell 11. Two symmetrically arranged guide rods 14 are fixedly connected in the shell 11, and one guide rod 14 is provided with a scale. The sampling assembly is slidably connected to the two guide rods 14;

[0039] Two symmetrically arranged stable structures are arranged at the bottom of the base 01, and the stable structures include a supporting component for fitting with the ground and a lifting component for driving the supporting component to rise or fall.

[0040] In the embodiment of the utility model, the housing 11 is hinged with a door body, which is convenient for opening the housing 11. When sampling, the sampling depth can be clearly seen through the scale on the guide rod 14, and the soil structure will not be damaged. The setting of the pusher assembly can easily push the soil sample out for easy detection; by setting a stable structure, the contact area between the device and the ground can be expanded, thereby achieving the purpose of improving the stability of the device.

[0041] like Figure 1 As shown, as a preferred embodiment of the utility model, the sampling component includes:

[0042] A lifting seat 25 is slidably connected to the two guide rods 14, and the top of the lifting seat 25 is fixedly connected to the output end of the cylinder 13;

[0043] An installation frame 17, wherein the installation frame 17 is detachably connected to the lifting seat 25 by screws; a material pushing assembly is provided on the installation frame 17;

[0044] The sampling tube 18 is fixedly connected to the mounting frame 17 .

[0045] In the embodiment of the utility model, the sampling tube 18 is hollow. When sampling, firstly, the scale value on the upper surface (or lower surface) of the lifting seat 25 is recorded, and the cylinder 13 is started. The cylinder 13 drives the lifting seat 25 to move downward along the guide rod 14. The lifting seat 25 drives the sampling tube 18 to move downward through the mounting frame 17, so that the sampling tube 18 enters the soil. The sampling depth of the sampling tube 18 can be judged by the scale value of the position of the upper surface of the lifting seat 25. After the sampling is completed, the cylinder 13 drives the lifting seat 25 to move upward, and the sampling tube 18 is taken out. The soil sample can be pushed out through the pushing assembly, and then the detection can be carried out.

[0046] like Figure 1 and Figure 2 As shown, as a preferred embodiment of the utility model, the pusher assembly includes:

[0047] A push plate 23, wherein the outer diameter of the push plate 23 is the same as the inner diameter of the sampling tube 18;

[0048] The connecting rod 16 is fixedly connected to the push plate 23;

[0049] A pressing plate 15 is fixedly connected to a connecting rod 16;

[0050] A spring 24 , one end of which is fixedly connected to the pressing plate 15 , and the other end of which is fixedly connected to the inner bottom wall of the mounting frame 17 .

[0051] In the embodiment of the utility model, the pressing plate 15 is pressed downward, and the pushing plate 23 moves downward relative to the sampling tube 18, so that the soil sample in the sampling tube 18 can be pushed out. Then, the pressing plate 15 is released, and the spring 24 can drive the pressing plate 15 to reset, and then the pushing plate 23 is reset.

[0052] like Figure 1 and Figure 3 As shown, as a preferred embodiment of the utility model, the support assembly includes:

[0053] Support plate 21;

[0054] The lifting plate 32 is fixedly connected to the support plate 21, and two parallel slide grooves 33 are provided in the lifting plate 32, and the slide grooves 33 are inclined;

[0055] Two symmetrically arranged moving rods 22 are both fixedly connected to the lifting plate 32 , and the moving rods 22 are slidably connected to the base 01 .

[0056] like Figure 1 and Figure 3 As shown, as a preferred embodiment of the utility model, the lifting assembly includes:

[0057] Two symmetrically arranged mounting seats 34, wherein the mounting seats 34 are fixedly connected to the base 01;

[0058] The screw rod 26 is rotatably disposed between two mounting seats 34;

[0059] The slide bar 27 is fixedly arranged between the two mounting seats 34;

[0060] The turntable 19 is fixedly connected to one end of the screw rod 26;

[0061] A moving block 29, threadedly connected to the screw rod 26 and slidably connected to the slide rod 27;

[0062] A moving plate 31 is fixedly connected to the moving block 29;

[0063] There are two fixed heads 28 , which are fixedly connected to the moving plate 31 , and the two fixed heads 28 are slidably connected to the two sliding grooves 33 respectively.

[0064] In the embodiment of the utility model, before soil sampling, the turntable 19 is rotated, and the turntable 19 drives the screw 26 to rotate, so that the moving block 29 moves along the slide rod 27, and the moving block 29 drives the fixed head 28 to move through the moving plate 31. The fixed head 28 drives the support plate 21 to move downward by slidingly connecting with the slide groove 33, so that the support plate 21 fits with the ground, thereby expanding the contact area between the device and the ground and improving the stability of the entire device.

[0065] The working principle of the utility model is:

[0066] The soil sampling device for highway engineering, before sampling, rotates the turntable 19, the turntable 19 drives the screw 26 to rotate, so that the moving block 29 moves along the slide bar 27, the moving block 29 drives the fixed head 28 to move through the moving plate 31, the fixed head 28 drives the support plate 21 to move downward by sliding connection with the slide groove 33, so that the support plate 21 fits with the ground, and the contact area between the device and the ground is expanded; when sampling, first record the scale value of the upper surface (or lower surface) of the lifting seat 25, start the cylinder 13, the air The cylinder 13 drives the lifting seat 25 to move downward along the guide rod 14. The lifting seat 25 drives the sampling tube 18 to move downward through the mounting frame 17, so that the sampling tube 18 enters the soil. The sampling depth of the sampling tube 18 can be judged by the scale value of the position on the upper surface of the lifting seat 25. After the sampling is completed, the cylinder 13 drives the lifting seat 25 to move upward, the sampling tube 18 is taken out, and the pressing plate 15 is pressed downward. The push plate 23 moves downward relative to the sampling tube 18, and the soil sample in the sampling tube 18 can be pushed out.

[0067] The above are only preferred implementations of the utility model. It should be pointed out that for those skilled in the art, several modifications and improvements can be made without departing from the concept of the utility model. These should also be regarded as the protection scope of the utility model. These will not affect the effect of the implementation of the utility model and the practicality of the patent.

Claims

1. A soil sampling device for highway engineering, comprising a base, a universal wheel is installed at the bottom of the base, characterized in that: Also includes: A sampling structure is arranged in a shell, the shell is fixedly arranged on a base, the sampling structure comprises a sampling assembly for sampling soil, a pushing assembly for pushing out the soil in the sampling assembly, and a cylinder, the cylinder is fixedly connected to the shell, two symmetrically arranged guide rods are fixedly connected in the shell, one guide rod is provided with a scale, and the sampling assembly is slidably connected to the two guide rods; Two symmetrically arranged stable structures are arranged at the bottom of the base, and the stable structures include a supporting component for fitting with the ground and a lifting component for driving the supporting component to rise or fall.

2. The soil sampling device for highway engineering according to claim 1, characterized in that: The sampling assembly comprises: A lifting seat is slidably connected to the two guide rods, and the top of the lifting seat is fixedly connected to the output end of the cylinder; An installation frame, wherein the installation frame is detachably connected to the lifting seat by screws; a material pushing assembly is provided on the installation frame; The sampling tube is fixedly connected to the mounting frame.

3. The soil sampling device for highway engineering according to claim 2, characterized in that: The pusher assembly comprises: A push plate, the outer diameter of which is the same as the inner diameter of the sampling tube; A connecting rod, fixedly connected to the push plate; A pressing plate fixedly connected to the connecting rod; A spring, one end of which is fixedly connected to the pressing plate, and the other end of which is fixedly connected to the inner bottom wall of the mounting frame.

4. The soil sampling device for highway engineering according to claim 1, characterized in that: The support assembly comprises: Support plate; A lifting plate is fixedly connected to the support plate, and two parallel slide grooves are provided in the lifting plate, and the slide grooves are inclined; Two symmetrically arranged moving rods are both fixedly connected to the lifting plate, and the moving rods are slidably connected to the base.

5. The soil sampling device for highway engineering according to claim 4, characterized in that: The lifting assembly comprises: Two symmetrically arranged mounting seats, wherein the mounting seats are fixedly connected to the base; A screw rod is rotatably disposed between two mounting seats; A slide bar, fixedly arranged between two mounting seats; A turntable fixedly connected to one end of the screw; A moving block, threadedly connected to the screw rod and slidably connected to the slide rod; A moving plate, fixedly connected to the moving block; Two fixed heads are provided, the fixed heads are fixedly connected to the movable plate, and the two fixed heads are slidably connected to the two sliding grooves respectively.

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