Coal mine roadway tunneling guide device

Abstract

The utility model belongs to the technical field of coal mining, and particularly relates to a coal mine roadway tunneling guiding device which comprises an installation assembly, a base, thread bushings arranged at the four corners of the top of the base, thread feeding rods arranged in inner cavities of the thread bushings, hand wheels arranged at the top of the thread feeding rods and conical heads arranged at the bottom of the thread feeding rods. The height adjusting assembly comprises a stand column arranged in the middle of the top of the base, a sliding sleeve arranged on the surface of the stand column and sliding up and down in the axis direction of the stand column, a fixing rotary knob arranged on one side of the sliding sleeve and a supporting plate arranged on the other side of the sliding sleeve. The angle adjusting assembly comprises a rotating disc arranged at the top of the supporting plate, a first motor arranged at the bottom of the supporting plate and provided with an output end connected with the rotating disc, hinge frames arranged at the top of the rotating disc, and a hinge shaft arranged between the hinge frames; the device is reasonable in structure, convenient to mount and dismount, good in stability, convenient to adjust, high in flexibility and beneficial to improving the construction progress in the using process.

Description

Technical Field

[0001] The utility model relates to the technical field of coal mining, in particular to a coal mine tunnel excavation guiding device. Background Art

[0002] During tunnel excavation, the roadheader's route is typically determined by the surveying department, who first plots the basic excavation direction. A laser pointer installed at the rear of the tunnel then fires a laser beam at the rock wall in front of the tunnel, creating a laser spot. The tunneling machine operator controls the machine's direction based on the position of this laser spot, ensuring the excavation route follows the planned path.

[0003] The existing coal mine tunnel excavation guide device has some shortcomings during use, such as inconvenience in installation and disassembly, poor stability, inconvenience in adjustment, low flexibility, and affecting the construction progress. Based on the above problems, we propose a new type of coal mine tunnel excavation guide device. Summary of the Invention

[0004] The purpose of this section is to summarize some aspects of the embodiments of the present invention and briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and in the abstract and title of the utility model to avoid obscuring the purpose of this section, the abstract and the title of the utility model, and such simplifications or omissions shall not be used to limit the scope of the present invention.

[0005] In view of the problems existing in the existing technology, the present utility model is proposed.

[0006] Therefore, the purpose of the present invention is to provide a coal mine tunnel excavation guide device, which is convenient to install and disassemble during use, has good stability, is easy to adjust, has high flexibility, and helps to improve construction progress.

[0007] In order to solve the above technical problems, according to one aspect of the present invention, the present invention provides the following technical solutions:

[0008] A coal mine tunnel excavation guide device, comprising:

[0009] The mounting assembly includes a base, threaded sleeves arranged at the four corners of the top of the base, a threaded feed rod arranged in the inner cavity of the threaded sleeve, a handwheel arranged at the top of the threaded feed rod, and a cone head arranged at the bottom of the threaded feed rod;

[0010] The height adjustment assembly includes a column arranged in the middle of the top of the base, a sliding sleeve arranged on the surface of the column and sliding up and down along the axis of the column, a fixed knob arranged on one side of the sliding sleeve, and a support plate arranged on the other side of the sliding sleeve;

[0011] The angle adjustment assembly includes a turntable arranged on the top of the pallet, a first motor arranged at the bottom of the pallet and connected to the turntable at its output end, an articulated frame arranged at the top of the turntable, an articulated shaft arranged between the articulated frames, a second motor arranged on one side of the articulated frame and connected to the articulated shaft at its output end, and a laser pointer arranged on the surface of the articulated shaft.

[0012] As a preferred solution of the coal mine tunnel excavation guiding device described in the utility model, the surface of the hand wheel is provided with a rotating handle, and the surface of the rotating handle is provided with a rubber anti-slip sleeve.

[0013] As a preferred solution of the coal mine tunnel excavation guide device described in the utility model, the surface of the cone head is provided with spiral teeth.

[0014] As a preferred solution of the coal mine tunnel excavation guide device described in the utility model, the surface of the column is provided with a fixing screw hole that matches the fixing knob.

[0015] As a preferred solution of the coal mine tunnel excavation guiding device described in the utility model, a rubber anti-slip sleeve is provided on the surface of the fixed knob.

[0016] As a preferred solution of the coal mine tunnel excavation guiding device described in the utility model, a gyroscope is provided on one side of the supporting plate.

[0017] As a preferred solution of the coal mine tunnel excavation guiding device described in the utility model, a slope meter is provided on the other side of the supporting plate.

[0018] Compared with the prior art, the beneficial effects of the present invention are:

[0019] 1. By setting threaded sleeves at the four corners of the top of the base, a threaded feed rod is set in the inner cavity of the threaded sleeve, and a cone head is set at the bottom of the threaded feed rod. The threaded feed rod is rotated by the handwheel to drive the cone head to move downward, which can be quickly installed and disassembled with good stability;

[0020] 2. In addition, the height can be adjusted through the cooperation of the column, the sliding sleeve and the fixed knob, the horizontal angle can be adjusted through the cooperation of the first motor and the turntable, and the tilt angle can be adjusted through the cooperation of the articulated frame, the articulated shaft and the second motor. It has high flexibility and a wide range of applications. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the present invention will be described in detail below in conjunction with the accompanying drawings and detailed embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For those skilled in the art, other drawings can be obtained based on these drawings without inventive labor. Among them:

[0022] Figure 1 This is a schematic diagram of the structure of the utility model;

[0023] Figure 2 This is a schematic diagram of the structure of the height adjustment component of the utility model;

[0024] Figure 3 This is a schematic diagram of the angle adjustment component structure of the utility model.

[0025] In the figure; 100 mounting assembly, 110 base, 120 threaded sleeve, 130 threaded feed rod, 140 handwheel, 150 cone head, 200 height adjustment assembly, 210 column, 220 sliding sleeve, 230 fixing knob, 240 support plate, 300 angle adjustment assembly, 310 turntable, 320 first motor, 330 articulated frame, 340 articulated shaft, 350 second motor, 360 laser pointer. DETAILED DESCRIPTION

[0026] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and easy to understand, the specific embodiments of the present invention are described in detail below with reference to the accompanying drawings.

[0027] In the following description, many specific details are set forth to facilitate a full understanding of the present invention. However, the present invention may also be implemented in other ways different from those described herein. Those skilled in the art may make similar generalizations without violating the connotation of the present invention. Therefore, the present invention is not limited to the specific embodiments disclosed below.

[0028] Next, the present invention is described in detail with reference to schematic diagrams. For ease of illustration, cross-sectional views of device structures may be partially enlarged and not to scale when describing the embodiments of the present invention. Furthermore, the schematic diagrams are merely illustrative and should not limit the scope of protection of the present invention. Furthermore, in actual production, three-dimensional dimensions, including length, width, and depth, should be included.

[0029] In order to make the purpose, technical solutions and advantages of the present invention more clear, the embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.

[0030] The utility model provides the following technical solutions: a coal mine tunnel excavation guide device, which is easy to install and disassemble during use, has good stability, is easy to adjust, has high flexibility, and helps to improve construction progress;

[0031] Figures 1 to 3 The figure shows a schematic structural diagram of an embodiment of a coal mine tunneling guide device of the present invention, the main body of which includes a mounting assembly 100, a height adjustment assembly 200 and an angle adjustment assembly 300;

[0032] The mounting assembly 100 includes a base 110, threaded sleeves 120 mounted at the four corners of the top of the base 110, a threaded feed rod 130 mounted in the inner cavity of the threaded sleeve 120, a handwheel 140 mounted on the top of the threaded feed rod 130, and a cone head 150 mounted at the bottom of the threaded feed rod 130. A rotating handle is mounted on the surface of the handwheel 140, and a rubber anti-slip sleeve 220 is bonded to the surface of the rotating handle. A spiral tooth pattern is provided on the surface of the cone head 150. Furthermore, the base 110 is used to carry the threaded sleeve 120, the threaded sleeve 120 is used to carry the threaded feed rod 130, the threaded feed rod 130 is used to drive the cone head 150 to move downward and connect to the ground, and the handwheel 140 is used to facilitate the rotation of the threaded feed rod 130.

[0033] The height adjustment assembly 200 includes a column 210 installed in the middle of the top of the base 110, a sliding sleeve 220 installed on the surface of the column 210 and sliding up and down along the axis of the column 210, a fixed knob 230 installed on one side of the sliding sleeve 220, and a support plate 240 installed on the other side of the sliding sleeve 220. The surface of the column 210 is provided with a fixing screw hole that matches the fixing knob 230. The surface of the fixing knob 230 is bonded with a rubber anti-slip sleeve 220. Furthermore, the column 210 is used to support the sliding sleeve 220, and the sliding sleeve 220 is used to drive the support plate 240 to move up and down to achieve height adjustment. The fixing knob 230 is used to fix the height of the sliding sleeve 220.

[0034] The angle adjustment assembly 300 includes a turntable 310 installed on the top of the pallet 240, a first motor 320 installed at the bottom of the pallet 240 and connected to the turntable 310 at its output end, an articulated frame 330 installed on the top of the turntable 310, an articulated shaft 340 installed between the articulated frames 330, a second motor 350 installed on one side of the articulated frame 330 and connected to the articulated shaft 340 at its output end, and a laser pointer 360 installed on the surface of the articulated shaft 340. A gyroscope is installed on one side of the pallet 240, and a slope meter is installed on the other side of the pallet 240. Furthermore, the first motor 320 and the turntable 310 are used for horizontal angle adjustment, the articulated frame 330, the articulated shaft 340, and the second motor 350 are used for tilt angle adjustment, and the laser pointer 360 is used for excavation guidance.

[0035] Combine Figure 1-Figure 3, a coal mine tunnel excavation guide device of this embodiment has the following specific principles: threaded sleeves 120 are provided at the four corners of the top of the base 110, a threaded feed rod 130 is provided in the inner cavity of the threaded sleeve 120, and a cone head 150 is provided at the bottom of the threaded feed rod 130. The threaded feed rod 130 is rotated by the handwheel 140 to drive the cone head 150 to move downward, which can be quickly installed and disassembled and has good stability; in addition, the height adjustment is achieved through the cooperation of the column 210, the sliding sleeve 220 and the fixed knob 230, the horizontal angle adjustment is achieved through the cooperation of the first motor 320 and the turntable 310, and the tilt angle adjustment is achieved through the cooperation of the articulated frame 330, the articulated shaft 340 and the second motor 350, which has high flexibility and a wide range of applications.

[0036] While the present invention has been described above with reference to specific embodiments, various modifications may be made and equivalent components may be substituted without departing from the scope of the present invention. In particular, as long as no structural conflicts exist, the various features of the embodiments disclosed herein may be combined with one another in any manner, and the omission of an exhaustive description of these combinations in this specification is solely for the sake of space and resource conservation. Therefore, the present invention is not limited to the specific embodiments disclosed herein, but encompasses all technical solutions within the scope of the claims.

Claims

1. A coal mine tunnel excavation guide device, characterized in that: include: The mounting assembly (100) comprises a base (110), threaded sleeves (120) arranged at the four corners of the top of the base (110), a threaded feed rod (130) arranged in the inner cavity of the threaded sleeve (120), a hand wheel (140) arranged at the top of the threaded feed rod (130), and a cone head (150) arranged at the bottom of the threaded feed rod (130); A height adjustment assembly (200) comprises a column (210) arranged in the middle of the top of the base (110), a sliding sleeve (220) arranged on the surface of the column (210) and sliding up and down along the axis of the column (210), a fixed knob (230) arranged on one side of the sliding sleeve (220), and a support plate (240) arranged on the other side of the sliding sleeve (220); An angle adjustment assembly (300) comprises a turntable (310) arranged on the top of a support plate (240), a first motor (320) arranged at the bottom of the support plate (240) and having an output end connected to the turntable (310), an articulated frame (330) arranged on the top of the turntable (310), an articulated shaft (340) arranged between the articulated frames (330), a second motor (350) arranged on one side of the articulated frame (330) and having an output end connected to the articulated shaft (340), and a laser pointer (360) arranged on the surface of the articulated shaft (340).

2. A coal mine tunnel excavation guide device according to claim 1, characterized in that: A rotating handle is provided on the surface of the hand wheel (140), and a rubber anti-slip sleeve (220) is provided on the surface of the rotating handle.

3. The coal mine tunnel excavation guide device according to claim 1, characterized in that: The surface of the cone head (150) is provided with spiral tooth patterns.

4. The coal mine tunnel excavation guide device according to claim 1, characterized in that: The surface of the column (210) is provided with a fixing screw hole matched with the fixing knob (230).

5. The coal mine tunnel excavation guide device according to claim 1, characterized in that: The surface of the fixed knob (230) is provided with a rubber anti-slip sleeve (220).

6. The coal mine tunnel excavation guide device according to claim 1, characterized in that: A gyroscope is provided on one side of the supporting plate (240).

7. The coal mine tunnel excavation guide device according to claim 1, characterized in that: A slope meter is provided on the other side of the supporting plate (240).

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