CN207609956U - Adjusting and fixing device for laser pointing instrument in underground coal mine - Google Patents

Abstract

The utility model discloses a kind of underground coal mine laser orientation instrument adjusting fixing devices, including support plate, mounting plate and loop bar, it is equipped with below the support plate and grabs ground nail, it is provided with adjusting knob on the outside of the supporting rod, lantern ring is installed on the montant, the mounting plate is located at the top of montant, liquid water level is installed on the outside of the mounting plate, the loop bar is located at the top of mounting plate, and loop bar is connected with each other by connecting rod and mounting plate, and the second pointer is installed on the outside of loop bar, it is reserved with mounting hole on the loop bar, and pellet is provided on the inside of loop bar, and pellet is connected with each other by spring and loop bar.Underground coal mine laser orientation instrument adjusting fixing device, it is convenient that the irradiating angle of laser is adjusted, it can also observe specific angle of inclination simultaneously, facilitate the practical orientation angle moving towards adjust laser of the worker according to coal mine, it avoids the occurrence of coal mine and tunnels phenomenon devious, improve drivage efficiency.

Description

Adjusting and fixing device for laser pointing instrument in underground coal mine

technical field

The utility model relates to the technical field of coal mine equipment, in particular to an adjusting and fixing device for an underground laser pointing instrument in a coal mine.

Background technique

With the rapid development of my country's coal mining industry, more and more coal mines have been mined out. In the process of mining coal mines, laser pointing devices are needed. Laser pointing devices are mainly used to provide collimation lines for mine excavation. It is widely used in the pointing and positioning of mine roadway excavation, and the guidance and control of the advancing direction of the roadheader, which can minimize the excavation error in the horizontal direction.

Due to unstable coal seam conditions and undulations in the roadway, it is difficult for the laser to irradiate the excavation face for a long distance. Therefore, the laser needs to be adjusted frequently. The traditional fixing device has low fixing performance and cannot observe or adjust the pointing angle of the laser. In view of the above problems, an innovative design is carried out on the basis of the original laser pointing device fixing device.

Contents of the invention

The purpose of this utility model is to provide an adjustment and fixing device for a laser pointing instrument in a coal mine, to solve the problem in the above-mentioned background technology that the coal seam condition is unstable, and the roadway has ups and downs, and the laser is difficult to irradiate the excavation face for a long distance. Regularly adjust the laser, the fixation performance of the traditional fixing device is not high, and it is impossible to observe or adjust the pointing angle of the laser.

In order to achieve the above purpose, the utility model provides the following technical solutions: an adjustment and fixing device for a coal mine underground laser pointing instrument, including a support plate, a mounting plate and a sleeve rod, a ground nail is installed under the support plate, and the support plate A support rod is fixed above the support rod, an adjustment button is provided on the outside of the support rod, and the support rod is connected to the vertical rod through the adjustment button, a collar is installed on the vertical rod, and a connecting rod is provided on the outside of the collar, And the collar is connected with the horizontal dial through the connecting rod, the mounting plate is located above the vertical rod, and the mounting plate is connected with the vertical rod through the connecting shaft, a liquid level is installed on the outside of the mounting plate, and the mounting plate A first pointer is provided, and a vertical scale is fixedly installed on the mounting plate, the sleeve rod is located above the mounting plate, and the sleeve rod is connected to the mounting plate through a connecting rod, and a second pointer is installed on the outside of the sleeve rod, A mounting hole is reserved on the sleeve rod, and pins are arranged on the inner side of the sleeve rod, and the pins are connected to each other through a spring.

Preferably, the bent position of the ground spikes is a hollow structure, and the ground spikes are equiangularly distributed under the support plate.

Preferably, the horizontal scale is a ring structure, and the horizontal scale is located at the same horizontal position as the mounting plate, and the diameter of the horizontal scale is larger than that of the mounting plate.

Preferably, the mounting plate forms a rotating structure through a connecting shaft and a vertical rod, and the vertical dial on the mounting plate is a fan-shaped structure.

Preferably, the sleeve rod and the connecting rod form a rotating structure, and the sleeve rod is engaged with the vertical scale through the second pointer, and the sleeve rod is a hollow structure.

Preferably, the number of the pins is 4, and the pins are equiangularly distributed on the inner side of the sleeve rod, and the pins and the spring form a telescopic structure.

Compared with the prior art, the beneficial effect of the utility model is: the adjusting and fixing device for the underground laser pointing instrument of the coal mine,

1. It is convenient to adjust the irradiation angle of the laser, and at the same time, the specific inclination angle can be observed, which is convenient for workers to adjust the pointing angle of the laser according to the actual direction of the coal mine, avoiding deviations in coal mine excavation, and improving the excavation efficiency;

2. The horizontal dial and vertical dial are combined, so that the pointing angle of the laser can be adjusted horizontally or vertically, which improves the flexibility of laser adjustment, so that it can adapt to different environments in coal mines and improves the accuracy of laser pointing ;

3. The pins and springs form a telescopic structure, which facilitates the insertion and fixing of the laser pointing device, prevents the laser pointing device from tilting or slipping, improves the fixing performance of the laser pointing device, and increases the working stability of the fixing device.

Description of drawings

Fig. 1 is a schematic diagram of the overall structure of the utility model;

Fig. 2 is a schematic view of the structure of the utility model;

Fig. 3 is a schematic diagram of the installation structure of the pins of the present invention.

In the figure: 1. Support plate, 2. Grab nail, 3. Support rod, 4. Adjusting button, 5. Vertical rod, 6. Collar, 7. Connecting rod, 8. Horizontal dial, 9. Connecting shaft, 10, mounting plate, 11, liquid level, 12, first pointer, 13, vertical dial, 14, connecting rod, 15, sleeve rod, 16, second pointer, 17, mounting hole, 18, marble, 19, spring .

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Please refer to Figures 1-3, the utility model provides a technical solution: an adjustment and fixing device for an underground laser pointing instrument in a coal mine, including a support plate 1, a mounting plate 10 and a sleeve rod 15, and a ground grip is installed under the support plate 1 Nail 2, and a support rod 3 is fixed on the top of the support plate 1, the bending position of the grip nail 2 is a hollow structure, and the grip nail 2 is equiangularly distributed under the support plate 1, which is convenient for the fixing device to be installed through the grip nail 2 Under the coal mine, the outer side of the support rod 3 is provided with an adjustment button 4, and the support rod 3 is connected to the vertical rod 5 through the adjustment button 4. The vertical rod 5 is equipped with a collar 6, and the outer side of the collar 6 is provided with a connecting rod. 7, and the collar 6 is connected to the horizontal dial 8 through the connecting rod 7, the horizontal dial 8 is a ring structure, and the horizontal dial 8 and the mounting plate 10 are located at the same horizontal position, and the diameter of the horizontal dial 8 is larger than the installation The diameter of the plate 10 is convenient for indicating the horizontal adjustment angle of the laser pointing instrument, which improves the accuracy of angle adjustment. The mounting plate 10 is located above the vertical bar 5, and the mounting plate 10 is connected to the vertical bar 5 through the connecting shaft 9. The mounting plate 10 forms a rotating structure by connecting the shaft 9 and the vertical bar 5, and the vertical dial 13 on the mounting plate 10 is a fan-shaped structure, which is convenient for rotating and adjusting the horizontal pointing angle of the laser pointing instrument. A liquid level 11 is installed on the outside of the mounting plate 10, and The mounting plate 10 is provided with a first pointer 12, and a vertical scale 13 is fixedly installed on the mounting plate 10, the sleeve rod 15 is located above the mounting plate 10, and the sleeve rod 15 is connected to the mounting plate 10 through a connecting rod 14, and A second pointer 16 is installed on the outside of the sleeve rod 15, the sleeve rod 15 and the connecting rod 14 form a rotating structure, and the sleeve rod 15 is engaged with the vertical dial 13 through the second pointer 16, and the sleeve rod 15 is a hollow structure, which is convenient The laser pointing instrument is installed, and it is beneficial to adjust the laser pointing angle in the vertical direction. The mounting hole 17 is reserved on the sleeve rod 15, and the inner side of the sleeve rod 15 is provided with a marble 18, and the pin 18 is connected to the sleeve rod 15 through a spring 19. Connected to each other, the number of pins 18 is 4, and the pins 18 are equiangularly distributed on the inner side of the sleeve rod 15, and the pins 18 and the spring 19 form a telescopic structure, which is conducive to fixing the laser pointer and preventing slippage.

Working principle: first insert the laser pointing device into the installation hole 17 on the sleeve rod 15, the pin 18 and the spring 19 inside the sleeve rod 15 engage and fix the laser pointing device, and then pass the fixing device through the support plate 1 and the grip The ground nail 2 is inserted into the mine for fixing, then the height between the support rod 3 and the vertical rod 5 is adjusted through the adjustment knob 4, and then the mounting plate 10 is adjusted to maintain a horizontal position according to the liquid level 11, and then the mounting plate 10 is adjusted by rotating the connecting shaft 9 The horizontal angle, the first pointer 12 on the mounting plate 10 indicates the degree of deviation of the angle on the horizontal dial 8, which is convenient for adjustment, and then adjusts the vertical pointing angle of the sleeve rod 15 and the laser pointer through the connecting rod 14, The second pointer 16 on the outside of the sleeve rod 15 indicates and displays the degree of adjustment on the vertical dial 13, so that it is convenient to adjust and control the pointing angle of the laser pointing instrument at the horizontal or vertical position, and improve the pointing ability of the laser pointing instrument. Accuracy, such a coal mine underground laser pointing device is convenient for people to use with an adjusting and fixing device.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes and modifications can be made to these embodiments without departing from the principle and spirit of the present invention , replacements and modifications, the scope of the present utility model is defined by the appended claims and their equivalents.

Claims (6)

1. An adjustment and fixing device for a laser pointing instrument in a coal mine, comprising a support plate (1), a mounting plate (10) and a sleeve rod (15), characterized in that: a ground grip is installed under the support plate (1) Nails (2), and a support rod (3) is fixed above the support plate (1), the outside of the support rod (3) is provided with an adjustment button (4), and the support rod (3) passes through the adjustment button (4) Interconnected with the vertical bar (5), the collar (6) is installed on the vertical bar (5), and the outer side of the collar (6) is provided with a connecting rod (7), and the collar (6) passes through the connecting rod (7) is interconnected with horizontal dial (8), and described mounting plate (10) is positioned at the top of vertical rod (5), and mounting plate (10) is interconnected with vertical rod (5) by connecting shaft (9), A liquid level (11) is installed on the outside of the mounting plate (10), and a first pointer (12) is arranged on the mounting plate (10), and a vertical dial (13) is fixedly installed on the mounting plate (10), The sleeve rod (15) is located above the mounting plate (10), and the sleeve rod (15) is connected to the mounting plate (10) through the connecting rod (14), and a second pointer is installed on the outside of the sleeve rod (15) (16), the mounting hole (17) is reserved on the sleeve rod (15), and the inner side of the sleeve rod (15) is provided with a pin (18), and the pin (18) passes through the spring (19) and the sleeve rod ( 15) Connect with each other. 2. The adjustment and fixing device for a laser pointing instrument in a coal mine underground according to claim 1, characterized in that: the bending position of the ground nail (2) is a hollow structure, and the ground nail (2) is placed on the support plate ( 1) Equiangular distribution below. 3. The adjustment and fixing device for a laser pointing instrument in a coal mine underground according to claim 1, characterized in that: the horizontal dial (8) is a ring structure, and the horizontal dial (8) and the mounting plate (10 ) are located at the same horizontal position, and the diameter of the horizontal dial (8) is greater than the diameter of the mounting plate (10). 4. The adjustment and fixing device for a laser pointing instrument in a coal mine underground according to claim 1, characterized in that: the mounting plate (10) constitutes a rotating structure through a connecting shaft (9) and a vertical rod (5), and is installed The vertical dial (13) on the plate (10) is a fan-shaped structure. 5. The adjusting and fixing device for an underground laser pointing instrument in a coal mine according to claim 1, characterized in that: the sleeve rod (15) and the connecting rod (14) form a rotating structure, and the sleeve rod (15) passes through the first The two pointers (16) are engaged and connected with the vertical scale (13), and the sleeve rod (15) is a hollow structure. 6. The adjusting and fixing device for an underground laser pointing instrument in a coal mine according to claim 1, characterized in that: the number of the marbles (18) is 4, and the marbles (18) are placed between the sleeve rods (15). The inner sides are equiangularly distributed, and the marbles (18) and springs (19) form a telescopic structure.