Trailer suitable for underground coal mine ground penetrating radar

Abstract

The trailer comprises a walking device and a push-pull device for controlling the walking device to move, a rotating rod is connected with a stable frame through a rotating sleeve through the push-pull device and can stretch out and draw back freely, a push rod is rotationally connected with a bottom rod through a rotating shaft, and the push rod and the bottom rod can be matched to adapt to different push-pull angles. The device can adapt to the complex geological environment under a coal mine, reduces the labor intensity of workers, is high in detection speed, and achieves the time-saving and labor-saving effects, the ground penetrating radar is arranged in the limiting groove I, the displayer is arranged in the limiting groove II, the displayer can know and grasp the detection information of the ground penetrating radar in real time, the underground geological detection difficulty is greatly reduced, and the underground geological detection efficiency is improved. And the device is simple, convenient, high in efficiency, high in adaptability and excellent in safety.

Description

Technical Field

[0001] The utility model relates to the field of underground trailers in coal mines, in particular to a trailer suitable for underground ground penetrating radars in coal mines. Background Art

[0002] Ground penetrating radar is an effective means of detecting underground targets developed in recent decades. It is a non-destructive detection technology. Compared with other conventional underground detection methods, it has the advantages of fast detection speed, continuous detection process, high resolution, convenient and flexible operation, and low detection cost. Therefore, it is increasingly widely used in the field of underground geological detection in coal mines. Ground penetrating radar is small and easy to carry, so coal mines mostly use portable detection methods, but it is heavy and cannot meet the high-intensity and large-scale detection tasks in coal mines by pure manpower. It leads to a series of shortcomings such as high labor intensity, slow detection speed, low efficiency and large errors in detection results during detection operations. Therefore, it is necessary to design a trailer suitable for ground penetrating radar in coal mines, so that it can adapt to the complex geological environment of coal mines, reduce the intensity of manual labor, and have a fast detection speed, which greatly reduces the difficulty of underground geological detection, improves efficiency, and saves time and effort. Summary of the invention

[0003] The utility model aims to provide a trailer suitable for ground penetrating radar in coal mines, so as to solve the problems that geological detection in coal mines is carried out by manual portable ground penetrating radar, which has high labor intensity, slow detection speed, low efficiency, time-consuming and labor-intensive detection, and large errors in detection results.

[0004] To achieve the above purpose, the specific technical solution of a trailer suitable for ground penetrating radar in coal mines of the utility model is as follows:

[0005] A trailer suitable for a ground penetrating radar in a coal mine, comprising a traveling device and a push-pull device for controlling the movement of the traveling device, wherein the traveling device comprises a chassis, a limiting slot I is provided in the middle of the chassis, bottom bars are provided at the front and rear sides of the chassis, wheels are movably installed at both sides of the bottom bars, and a stabilizing frame is provided on the bottom bars and is placed above the chassis;

[0006] The push-pull device includes a retractable rotating rod and two push rods. The bottom rod on the rear side of the chassis is respectively provided with rotating grooves matched with the bottoms of the two push rods. The bottoms of the two push rods are placed in the rotating grooves and are rotatably connected to the bottom rod through the rotating shafts on the push rods. The rotating rod is connected to the stable frame by a rotating sleeve. A table is provided on the upper part of the rotating rod and the two push rods, and a limiting groove II is provided on the table.

[0007] Furthermore, a ground penetrating radar is adapted to be arranged in the limiting groove I.

[0008] Furthermore, a display is adapted to be arranged in the limiting groove II.

[0009] Furthermore, rubber pads are arranged around the limiting grooves I and II.

[0010] Furthermore, the rotating rod and the two push rods are arranged in a triangle.

[0011] Furthermore, handles are provided at the ends of the two push rods.

[0012] Furthermore, the handle is made of rubber.

[0013] Furthermore, the chassis, the bottom bar and the stabilizing frame are all formed as one piece by welding.

[0014] Beneficial effects of the utility model:

[0015] 1. The transfer rod of the push-pull device is connected to the stable frame by a rotating sleeve and can be freely extended and retracted. The push rod is connected to the bottom rod through a rotating shaft. The two can adapt to different push-pull angles and control the movement of the walking device. It can adapt to the complex geological environment of coal mines, reduce the intensity of manual labor, and detect quickly, achieving the effect of saving time and effort. The limit slot I is equipped with a ground penetrating radar; the limit slot II is equipped with a display. The display can understand and grasp the detection information of the ground penetrating radar in real time, greatly reducing the difficulty of underground geological detection and improving efficiency. It is simple and convenient, highly efficient, highly adaptable, and has excellent safety. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 It is a top view of the utility model;

[0018] Figure 3 This is a schematic diagram of the connection between the push rod and the bottom rod of the utility model;

[0019] In the figure: 1. walking device, 11. chassis, 12. limit groove I, 13. bottom rod, 131. rotating groove, 14. wheel, 15. stable frame, 2. push-pull device, 21. push rod, 211. rotating shaft, 212. handle, 22. rotating rod, 221. rotating sleeve, 3. table, 31. limit groove II. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in 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] like Figures 1 to 3 As shown, a trailer suitable for ground penetrating radar in coal mines is designed, including a traveling device 1 and a push-pull device 2 for controlling the movement of the traveling device 1. The traveling device 1 includes a chassis 11, a limiting slot Ⅰ 12 is provided in the middle of the chassis 11, a bottom rod 13 is provided at the front and rear sides of the chassis 11, wheels 14 are movably installed at both sides of the bottom rod 13, and a stabilizing frame 15 placed above the chassis 11 is provided on the bottom rod 13;

[0022] The push-pull device 2 includes a retractable rotating rod 22 and two push rods 21. The bottom rod 13 on the rear side of the chassis 11 is respectively provided with rotating grooves 131 adapted to the bottoms of the two push rods 21. The bottoms of the two push rods 21 are placed in the rotating grooves 131 and are rotatably connected to the bottom rod 13 through the rotating shaft 211 on the push rod 21. The rotating rod 22 is connected to the stabilizing frame 15 by a rotating sleeve 221. A table 3 is provided on the upper part of the rotating rod 22 and the two push rods 21, and a limiting groove II31 is provided on the table 3.

[0023] Among them, a limit groove Ⅰ12 is provided in the middle of the chassis 11 for fixing the ground penetrating radar to prevent the equipment from shifting or falling during detection operations in the complex environment of the coal mine, which affects the detection accuracy. The stabilizing frame 3 can ensure the stability of the trailer body, and at the same time, the push-pull device 2 can better enable the trailer to move freely in a complex environment; the transfer rod 22 in the push-pull device 2 is connected to the stabilizing frame 15 by a rotating sleeve 221, and can be freely extended and retracted, and the push rod 21 is rotatably connected to the bottom rod 13 through a rotating shaft 221. The two can cooperate to adapt to different push-pull angles, control the movement of the walking device 1, and arbitrarily switch the cart angle according to the detection operation requirements and different geological environments, so as to achieve the purpose of saving time and effort; A limit slot II31 is provided on the table 3 to place a display for displaying the terminal information data of the ground penetrating radar, so that the detection information can be understood in real time; rubber pads are arranged around the limit slot I12 and the limit slot II31 to stabilize and prevent shock and better protect the equipment; the rotating rod 22 and the two push rods 21 are arranged in a triangle to ensure better stability; rubber handles 212 are arranged at the ends of the two push rods 21 to facilitate the staff to operate the trailer to move, and the rubber handles 212 have high friction and are non-slip, thereby increasing reliability; the chassis 11, the bottom rod 13 and the stabilizing frame 15 are all formed as one piece by welding, and the welding makes the stability better and avoids damage caused by rigid contact.

[0024] Working principle or use process, assemble the trailer components as required, place the ground penetrating radar equipment in the limit slot Ⅰ12, and check whether the ground penetrating radar equipment is fixed. After fixing, debug the ground penetrating radar equipment according to the detection task to meet the detection requirements, and install the display in the limit slot Ⅱ31. After the test information data shows normal, start the underground coal mine detection operation;

[0025] First, the operator puts his hand on the handle 212 and drives the walking device 1 to move through the push-pull device 2. After walking a certain distance, the operator stops to perform detection operations. In addition, according to different underground operation locations, the operator can flexibly choose to push or pull the trailer to move, and the push-pull angle can be freely adjusted to adapt to the complex geological conditions underground.

[0026] It is understood that the present invention is described by some embodiments, and those skilled in the art are aware that various changes or equivalent substitutions may be made to these features and embodiments without departing from the spirit and scope of the present invention. In addition, under the teachings of the present invention, these features and embodiments may be modified to adapt to specific circumstances and materials without departing from the scope of the present invention. Therefore, the present invention is not limited by the specific embodiments disclosed herein, and all embodiments falling within the scope of the claims of this application belong to the scope protected by the present invention.

Claims

1. A trailer suitable for ground penetrating radar in coal mines, comprising a traveling device (1) and a push-pull device (2) for controlling the movement of the traveling device (1), characterized in that: The walking device (1) comprises a chassis (11), a limiting groove I (12) is provided in the middle of the chassis (11), bottom bars (13) are provided at the front and rear sides of the chassis (11), wheels (14) are movably mounted on both sides of the bottom bars (13), and a stabilizing frame (15) is provided on the bottom bars (13) and is placed above the chassis (11); The push-pull device (2) comprises a retractable rotating rod (22) and two push rods (21). The bottom rod (13) on the rear side of the chassis (11) is provided with a rotating groove (131) adapted to the bottom of the two push rods (21). The bottoms of the two push rods (21) are placed in the rotating groove (131) and are rotatably connected to the bottom rod (13) via a rotating shaft (211) on the push rod (21). The rotating rod (22) is connected to the stabilizing frame (15) via a rotating sleeve (221). A table (3) is provided above the rotating rod (22) and the two push rods (21), and a limiting groove II (31) is provided on the table (3).

2. A trailer suitable for ground penetrating radar in coal mines according to claim 1, characterized in that: The limiting groove I (12) is adapted to be equipped with a ground penetrating radar.

3. The trailer suitable for ground penetrating radar in coal mines according to claim 1, characterized in that: A display is adapted to be arranged in the limiting groove II (31).

4. The trailer suitable for ground penetrating radar in coal mines according to claim 1, characterized in that: Rubber pads are arranged around the limiting grooves I (12) and II (31).

5. The trailer suitable for ground penetrating radar in coal mines according to claim 1, characterized in that: The rotating rod (22) and the two pushing rods (21) are arranged in a triangle.

6. The trailer suitable for ground penetrating radar in coal mines according to claim 1, characterized in that: The ends of the two push rods (21) are provided with handles (212).

7. A trailer suitable for ground penetrating radar in coal mines according to claim 6, characterized in that: The grip (212) is made of rubber.

8. The trailer suitable for ground penetrating radar in coal mines according to claim 1, characterized in that: The chassis (11), the bottom rod (13) and the stabilizing frame (15) are all integrally formed by welding.

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