Rock soil sampling device for highway engineering geological survey

Abstract

The utility model discloses a highway engineering geological survey rock soil sampling device which comprises a supporting shell, reinforcing supporting feet are evenly fixed to the four corners of the outer side of the supporting shell, a plurality of electric sliding tables are evenly arranged on the inner wall of the supporting shell, linear motors are installed on the electric sliding tables, driving motors are fixed to the linear motors, and the driving motors are connected with the supporting shell. A connecting rod is mounted at the lower end of the driving motor, a cylindrical drill bit is fixed to the tail end of the connecting rod, and a rock-soil storage cylinder is mounted in the cylindrical drill bit. According to the soil collecting device, the stability during soil collection is improved by arranging the reinforcing supporting legs on the outer side of the supporting shell, the integrity of a collected soil layer can be guaranteed by arranging the cylindrical drill bit and the rock-soil storage barrel, subsequent geological analysis is facilitated, and practicability is high.

Description

Technical Field

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

[0002] In geotechnical sampling, great attention should be paid to the quality of soil samples. In the process of drilling and taking soil, the structure of the soil is very easy to be disturbed. Using soil samples with disturbed structure for testing will inevitably lead to wrong conclusions, which will cause engineering accidents or waste construction funds. Therefore, a geotechnical sampling device that guarantees the quality of soil samples has become our pursuit.

[0003] Chinese patent CN214309546U discloses a rock and soil sampling device for highway engineering geological survey, including a fixed rod, a placement bin fixedly connected to the top of the fixed rod, a sliding plate slidably connected to one side of the fixed rod, electric push rods fixedly connected to both sides of the bottom of the placement bin, a scale rod fixedly connected to the output end of the electric push rod, a motor fixedly connected to the bottom of the placement bin, a telescopic rod fixedly connected to the output end of the motor, a rotating block rotatably connected to the middle of the sliding plate through a rotating shaft, a rotating cone fixedly connected to the bottom of the rotating block, a cavity opened inside the rotating cone, a connecting column fixedly connected to the cavity at the rotating cone, strip openings opened on both sides of the rotating cone, and a rotating bar rotatably connected to the rotating cone at both sides of the strip opening through a rotating shaft. The utility model opens the electromagnetic sheet and utilizes the repulsive force of the electromagnetic sheet on the magnetic sheet to drive the push rod to push the metal spring sheet open. At the same time, with the rotation of the rotating cone, the metal spring sheet can scrape soil from soil layers of different depths. However, this collection method cannot maintain the integrity of the soil layer, is not conducive to geological analysis, and has a complex structure and is not easy to carry. Based on this, further improvements are needed. Utility Model Content

[0004] The purpose of the utility model is to provide a highway engineering geological survey rock and soil sampling device, which has the advantages of being easy to carry and ensuring the integrity of the collected soil layer, so as to solve the problem that the geological analysis proposed in the above background technology has a complex structure and is not easy to carry.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a highway engineering geological survey rock and soil sampling device, comprising a support shell, the support shell has four outer corners evenly fixed with reinforcement legs, the support shell has an inner wall evenly provided with a plurality of electric slides, a linear motor is installed on the electric slide, a drive motor is fixed on the linear motor, a connecting rod is installed at the lower end of the drive motor, a cylindrical drill bit is fixed at the end of the connecting rod, and a rock and soil storage cylinder is installed inside the cylindrical drill bit.

[0006] Preferably, support leg fixing frames are evenly installed on the outside of the support shell to reinforce the storage of the support legs, and an armrest is installed on the upper end of the support shell.

[0007] Preferably, the reinforced support leg comprises an articulated seat, the articulated seat is fixed on the outer wall of the supporting shell, the articulated seat is hinged with an adjustable support rod, and the end of the adjustable support rod is rotatably connected to a fixed ground cone.

[0008] Preferably, a spiral cutter is provided on the outside of the cylindrical drill bit, and a sleeve locker is provided on the top of the inside of the cylindrical drill bit, and the sleeve locker includes an unlocking button, and a wedge-shaped pressure block is installed at the lower end of the unlocking button, and the wedge-shaped pressure block is slidably connected to the inner wall of the cylindrical drill bit up and down, and the wedge-shaped pressure block is contacted and connected with a sliding block, and the sliding block is equipped with a return spring, and a locking block is fixed at the front end of the sliding block, and the locking block is slidably connected to the inner wall of the cylindrical drill bit left and right.

[0009] Preferably, the rock and soil storage cylinder includes a main cylinder body, limiting strips are evenly arranged on the outer side of the main cylinder body, limiting grooves are arranged on the inner wall of the cylindrical drill bit, the limiting strips and the limiting grooves cooperate with each other, a detachable side wall is arranged on the side wall of the main cylinder body, an insertion rod is fixed on the upper end of the main cylinder body, a locking groove is arranged on the side of the insertion rod, and the locking groove and the locking block cooperate with each other.

[0010] Compared with the prior art, the utility model has the following beneficial effects: the highway engineering geological survey rock and soil sampling device is easy to carry, has good stability, can ensure the integrity of the collected soil layer, and is convenient for subsequent geological analysis, specifically:

[0011] (1) The utility model improves the stability when collecting soil by arranging reinforced legs on the outside of the supporting shell. The reinforced legs can be adjusted in length and can be embedded in the ground through fixed cones, so as to have good stability. When the collection is completed, the reinforced legs can be folded inward and placed in the leg fixing frame to reduce the occupied space.

[0012] (2) The utility model realizes synchronous cutting and collection of rock and soil by installing a rock and soil storage cylinder in a cylindrical drill bit. When in use, the driving motor is started to drive the cylindrical drill bit to rotate through the connecting rod. At the same time, the linear motor moves down along the electric slide to make the cylindrical drill bit cut the rock and soil. The excess rock and soil can be discharged through the spiral cutter. After the cutting is completed, the collected columnar rock and soil are stored in the rock and soil storage cylinder, and its structure remains intact. When it is necessary to take out the rock and soil sample, the unlocking button is pressed, and the locking block is pushed backward by the wedge-shaped pressure block to disengage the locking groove, thereby unlocking the rock and soil storage cylinder. At this time, the rock and soil storage cylinder is pulled downward, and the detachable side wall is opened to take out the complete soil sample. The utility model is highly practical. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0014] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0015] Figure 2 This is a schematic diagram of the cylindrical drill bit structure of the utility model;

[0016] Figure 3 This is a schematic diagram of the structure of the rock and soil storage cylinder of the utility model;

[0017] Figure 4 This is a schematic diagram of the structure of the sleeve locker of the utility model.

[0018] Explanation of the reference numerals in the figure: 1. Support shell; 11. Support foot fixing frame; 12. Handrail; 2. Reinforced support foot; 21. Articulated seat; 22. Adjustable support rod; 23. Fixed ground cone; 3. Electric slide; 4. Linear motor; 5. Drive motor; 6. Connecting rod; 7. Cylindrical drill bit; 71. Spiral cutter; 72. Sleeve locker; 721. Unlocking button; 722. Wedge-shaped pressure block; 723. Sliding block; 724. Reset spring; 725. Locking block; 8. Geotechnical storage cylinder; 81. Limiting strip; 82. Main cylinder; 83. Removable side wall; 84. Insert rod. DETAILED DESCRIPTION

[0019] In order to make the purpose, technical solution and advantages of the embodiment of the utility model clearer, the technical solution in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model. Obviously, the described embodiment is a part of the embodiment of the utility model, not all the embodiments. Based on the embodiment of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] In order to make the purpose, technical solution and advantages of the embodiment of the utility model clearer, the technical solution in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model. Obviously, the described embodiment is a part of the embodiment of the utility model, not all the embodiments. Based on the embodiment of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] See also Figure 1-Figure 4 , the utility model provides an embodiment: a highway engineering geological survey rock and soil sampling device, including a support shell 1, the outer side of the support shell 1 is evenly installed with a support foot fixing frame 11 for storing and reinforcing the support foot 2, the upper end of the support shell 1 is installed with a handrail 12, the support shell 1, the outer four corners of the support shell 1 are evenly fixed with reinforced support feet 2, the reinforced support feet 2 include a hinge seat 21, the hinge seat 21 is fixed on the outer wall of the support shell 1, the hinge seat 21 is hinged with an adjustable support rod 22, the end of the adjustable support rod 22 is rotatably connected with a fixed cone 23, the support shell 1, the inner wall is evenly provided with a plurality of electric slides 3, the electric slide 3 is installed with a linear motor 4, the linear motor 4 is fixed with a drive motor 5, the lower end of the drive motor 5 is installed with a connecting rod 6, the end of the connecting rod 6 is fixed with a cylindrical drill bit 7, the outer side of the cylindrical drill bit 7 is provided with a spiral cutter 71, the top of the cylindrical drill bit 7 is provided with a sleeve locker 72, and the cylindrical drill bit 7 is provided with a rock and soil storage cylinder 8;

[0022] Combined with the above-mentioned structural features, when the utility model is working, the rock and soil storage tube 8 is installed in the cylindrical drill bit 7 to achieve synchronous cutting and collection of rock and soil. When in use, the support shell 1 is first placed vertically in the predetermined position, and then the adjustable support rod 22 is embedded in the ground through the fixed ground cone 23, which has good stability. Hold the handrail 12 to improve stability, and then start the drive motor 5 to drive the cylindrical drill bit 7 to rotate through the connecting rod 6. At the same time, the linear motor 4 moves down along the electric slide 3 to make the cylindrical drill bit 7 cut the rock and soil. The excess rock and soil can be discharged through the spiral cutter 71. After the cutting is completed, the collected columnar rock and soil are stored in the rock and soil storage tube 8, and its structure remains intact. When the collection is completed, the reinforcement leg 2 can be folded inward and placed in the leg fixing frame 11 to reduce the occupied space. When the sample needs to be taken out, the rock and soil storage tube 8 can be taken out from the cylindrical drill bit 7 by unlocking the sleeve lock.

[0023] See also Figure 1-Figure 4 A spiral cutter 71 is arranged on the outside of the cylindrical drill bit 7, and a sleeve locker 72 is arranged on the top of the inner part of the cylindrical drill bit 7. The sleeve locker 72 includes an unlocking button 721. A wedge-shaped pressure block 722 is installed at the lower end of the unlocking button 721. The wedge-shaped pressure block 722 is slidably connected to the inner wall of the cylindrical drill bit 7 up and down. The wedge-shaped pressure block 722 is in contact with a sliding block 723. The sliding block 723 is installed with a return spring 724. A locking block 725 is fixed at the front end of the sliding block 723. The locking block 725 is slidably connected to the inner wall of the cylindrical drill bit 7 left and right.

[0024] See also Figure 1-Figure 4The rock and soil storage cylinder 8 includes a main cylinder body 82, and limiting strips 81 are evenly arranged on the outer side of the main cylinder body 82. A limiting groove is arranged on the inner wall of the cylindrical drill bit 7, and the limiting strips 81 cooperate with the limiting groove. A detachable side wall 83 is arranged on the side wall of the main cylinder body 82, and an insertion rod 84 is fixed on the upper end of the main cylinder body 82. A locking groove is arranged on the side of the insertion rod 84, and the locking groove cooperates with the locking block 725.

[0025] In combination with the above-mentioned structural features, when the utility model is working, when it is necessary to take out the rock and soil sample, the unlocking button 721 is pressed, and the locking block 725 is pushed backward by the wedge-shaped pressure block 722 to disengage the locking groove, thereby unlocking the rock and soil storage tube 8. At this time, the rock and soil storage tube 8 is pulled downward, and then the detachable side wall 83 is opened to take out the complete soil sample, which is highly practical.

[0026] Working principle: When the utility model is in use, the rock storage cylinder 8 is installed in the cylindrical drill bit 7 to achieve synchronous cutting and collection of rock and soil. When in use, the support shell 1 is first placed vertically at a predetermined position, and then the adjustable support rod 22 is embedded in the ground through the fixed ground cone 23, which has good stability. The handrail 12 is held to improve stability, and then the drive motor 5 is started to drive the cylindrical drill bit 7 to rotate through the connecting rod 6. At the same time, the linear motor 4 moves down along the electric slide 3, so that the cylindrical drill bit 7 cuts the rock and soil, and the excess rock and soil can be discharged through the spiral cutter 71. After the cutting is completed, the collected The columnar rock and soil is stored in the rock and soil storage tube 8, and its structure remains intact. When the collection is completed, the reinforcement legs 2 can be folded inward and placed in the leg fixing frame 11 to reduce the occupied space. When the sample needs to be taken out, the rock and soil storage tube 8 is taken out from the cylindrical drill bit 7 by unlocking the sleeve lock. Specifically, press the unlocking button 721, and push the locking block 725 backward through the wedge-shaped pressure block 722 to disengage it from the locking groove, thereby unlocking the rock and soil storage tube 8. At this time, pull the rock and soil storage tube 8 downward, and then open the detachable side wall 83 to take out the complete soil sample.

[0027] The device embodiments described above are merely illustrative, wherein the units described as separate components may or may not be physically separated, and the components displayed as units may or may not be physical units, that is, they may be located in one place, or they may be distributed on multiple network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the scheme of this embodiment. Those of ordinary skill in the art may understand and implement it without creative effort.

[0028] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the utility model, rather than to limit it. Although the utility model has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or make equivalent replacements for some of the technical features therein. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the various embodiments of the utility model.

Claims

1. A rock and soil sampling device for highway engineering geological survey, characterized in that: The invention comprises a support shell (1), wherein the four outer corners of the support shell (1) are evenly fixed with reinforcement legs (2), and the inner wall of the support shell (1) is evenly provided with a plurality of electric slides (3), a linear motor (4) is installed on the electric slide (3), a drive motor (5) is fixed on the linear motor (4), a connecting rod (6) is installed at the lower end of the drive motor (5), a cylindrical drill bit (7) is fixed at the end of the connecting rod (6), and a rock and soil storage cylinder (8) is installed inside the cylindrical drill bit (7).

2. A highway engineering geological survey rock and soil sampling device according to claim 1, characterized in that: The outer side of the support shell (1) is evenly equipped with support leg fixing frames (11) for reinforcing the storage of the support legs (2), and the upper end of the support shell (1) is equipped with an armrest (12).

3. A highway engineering geological survey rock and soil sampling device according to claim 1, characterized in that: The reinforcing support foot (2) comprises an articulated seat (21), the articulated seat (21) is fixed on the outer wall of the supporting shell (1), the articulated seat (21) is articulated with an adjustable support rod (22), and the end of the adjustable support rod (22) is rotatably connected to a fixed ground cone (23).

4. A highway engineering geological survey rock and soil sampling device according to claim 1, characterized in that: A spiral cutter (71) is arranged on the outside of the cylindrical drill bit (7), and a sleeve locker (72) is arranged on the top of the inner part of the cylindrical drill bit (7). The sleeve locker (72) comprises an unlocking button (721). A wedge-shaped pressing block (722) is installed at the lower end of the unlocking button (721). The wedge-shaped pressing block (722) is connected to the inner wall of the cylindrical drill bit (7) in an up-and-down sliding manner. The wedge-shaped pressing block (722) is in contact with a sliding block (723). A return spring (724) is installed on the sliding block (723). A locking block (725) is fixed at the front end of the sliding block (723). The locking block (725) is connected to the inner wall of the cylindrical drill bit (7) in an up-and-down sliding manner.

5. A highway engineering geological survey rock and soil sampling device according to claim 4, characterized in that: The rock and soil storage cylinder (8) comprises a main cylinder (82), the outer side of the main cylinder (82) is evenly provided with limit strips (81), the inner wall of the columnar drill bit (7) is provided with limit grooves, the limit strips (81) and the limit grooves cooperate with each other, and the side wall of the main cylinder (82) is provided with a detachable side wall (83). The upper end of the main cylinder (82) is fixed with an insertion rod (84), and the side of the insertion rod (84) is provided with a locking groove. The locking groove and the locking block (725) cooperate with each other.

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