CN219316949U

CN219316949U - Drilling guiding device for tunneling working face

Info

Publication number: CN219316949U
Application number: CN202320852912.6U
Authority: CN
Inventors: 黄源
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-04-17
Filing date: 2023-04-17
Publication date: 2023-07-07
Anticipated expiration: 2033-04-17

Abstract

The utility model relates to the technical field of coal mining, and discloses a drilling guiding device for a tunneling working face. This drivage working face drilling guiding device, gliding in-process limiting plate produces and removes and the limiting plate produces the extrusion to the spring, after the completion drilling angle's determination, through loosening the dead lever, the limiting plate drives the spout inside that the slide bar was seted up and the spacing groove formation grafting that the spacing chuck that extends post fixed surface connection's of connecting device side second axis of rotation fixed connection was seted up to the inside slip of the spout that the slide bar was seted up and with connecting device shell side fast under the effect of the elastic potential energy of spring forms to peg graft and forms spacingly, the in-process of whole operation effectually forms fixedly to the laser director of determining back drilling angle, guarantee can not lead to the angle to appear changing because of the reason of equipment work at the in-process of drilling.

Description

Drilling guiding device for tunneling working face

Technical Field

The utility model relates to the technical field of coal mining, in particular to a drilling guiding device for a tunneling working face.

Background

The coal mine is mined through a heading machine in the process of mining, the heading machine mainly comprises a travelling mechanism, a working mechanism, a loading and transporting mechanism and a transfer mechanism, along with the forward pushing of the travelling mechanism, a cutting head in the working mechanism continuously breaks rocks and transports away the broken rocks, and the heading machine realizes the guiding drilling of a working face in a laser mode in the process of mining.

According to the drilling guiding device of the coal mine tunneling working face with the patent number of CN216246369U, the inclination angle of the anchoring drilling in the prior art is approximately determined by workers through experience and feel, and the problem of correction by reliable instruments is solved.

However, in the actual operation process, the drilling angle can be conveniently determined by drilling personnel according to the laser indication points by only using the indication points emitted by the laser, but the whole device is not in a horizontal state due to the influence of the terrain in the exploitation process, so that the emitted laser angle is determined under the condition of deviation, and the error exists.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a drilling guiding device for a tunneling working face, which has the advantages of auxiliary detection and splicing limiting and fixing of a laser angle aiming at the integral horizontal position, and solves the problems in the background art.

The utility model provides the following technical scheme: the utility model provides a drivage working face drilling guide device, includes first mounting substrate and second mounting substrate, the groove has been seted up to the side of second mounting substrate, and the inside rotation in groove is connected with first axis of rotation, first axis of rotation surface fixedly connected with pointing needle, the side fixedly connected with coupling equipment shell of first axis of rotation, the inside of coupling equipment shell is provided with laser director, the side fixedly connected with angle calibrated scale of second mounting substrate, the outside of angle calibrated scale is in same horizontal position with the outside of pointing needle.

Preferably, the hole is seted up to the side of first mounting substrate, and the inside rotation in hole is connected with the second axis of rotation, the side fixedly connected with of second axis of rotation extends the post, the fixed surface who extends the post is connected with spacing chuck, spacing groove has been seted up on spacing chuck's surface, the inside laminating of spacing groove has the limiting plate.

Preferably, the bottoms of the first mounting substrate and the second mounting substrate are fixedly connected with a supporting base, and the side surfaces of the supporting base are fixedly connected with a connecting cross rod.

Preferably, the side of the first mounting substrate is fixedly connected with two L-shaped limiting rods, the inner walls of the cavities of the two L-shaped limiting rods are attached with a second rotating shaft and a fixed ring block, and the surface of the second rotating shaft is fixedly connected with the fixed ring block.

Preferably, the side fixedly connected with extension board of first mounting substrate, two spouts have been seted up to the side of extension board, and the inside of two spouts is all sliding connection has the slide bar, one side fixedly connected with dead lever of slide bar, the opposite side fixedly connected with limiting plate of slide bar.

Preferably, a spring is fixedly arranged on the side face of the extension plate, and a limiting plate is fixedly connected to the other side of the spring.

Compared with the prior art, the utility model has the following beneficial effects:

1. this drivage working face drilling guiding device utilizes supporting base and connection horizontal pole laminating at the working face of waiting to drill through setting up first axis of rotation, directional needle, angle calibrated scale and laser direction appearance, this moment, the inside pivoted first axis of rotation of groove that the coupling equipment shell offered through the second mounting base plate and the inside pivoted second axis of rotation in hole that first mounting base plate offered control laser direction appearance be the state of natural rotation whereabouts under the influence of gravity, the directional needle of first axis of rotation fixed surface connection rotates together at rotatory in-process, observe whether directional needle is located the horizontal position of 360 degrees graduated scales of angle calibrated scale of second mounting base plate side fixed mounting and offer four sets of 90 degrees segmentation values, thereby whether this whole device is in horizontal position can be obtained, the in-process of whole operation effectually solved at the in-process holistic device of exploitation leads to the tunnelling machine not to be in the horizontality because of the topography influence, and then the laser angle of having led to the injection carries out the determination of drilling angle under the circumstances of deviation, the problem of error, the angle accuracy of laser positioning drilling is guaranteed to the angle accuracy of angle that this set of structure realization horizontal position.

2. This drivage working face drilling guiding device, through setting up spacing chuck, the extension post, the limiting plate, the slide bar, spring and dead lever, two slide bars that utilize dead lever control side fixed connection are inside the spout of seting up at the extension plate to slide, gliding in-process limiting plate produces and removes and the limiting plate produces the extrusion to the spring, after accomplishing drilling angle's determination, through loosening the dead lever, the limiting plate drives the quick spout internal slip of seting up of slide bar and the spacing groove that the extension post fixed surface fixed connection's of connecting device shell side fixed connection spacing chuck set up forms the grafting and forms spacingly, the in-process of whole operation is effectual to the laser direction appearance formation fixed of determining back drilling angle, guarantee can not lead to the angle to appear changing because of equipment work's reason at the in-process of drilling.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the device of the present utility model;

FIG. 2 is a schematic view of the left side structure of FIG. 1 according to the present utility model;

fig. 3 is a schematic view of a partial structure of fig. 1 according to the present utility model.

In the figure: 1. a first mounting substrate; 2. a laser director; 3. a second mounting substrate; 4. a first rotation shaft; 5. a pointing needle; 6. a support base; 7. connecting the cross bars; 8. an angle dial; 9. connecting the equipment shell; 10. a limit groove; 11. an extension column; 12. a limit chuck; 13. an L-shaped limit rod; 14. a second rotation shaft; 15. a fixed ring block; 16. an extension plate; 17. a slide bar; 18. a fixed rod; 19. a spring; 20. and a limiting plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, a drilling guiding device for a tunneling working face comprises a first mounting substrate 1 and a second mounting substrate 3, wherein a groove is formed on the side surface of the second mounting substrate 3, a first rotating shaft 4 is rotatably connected in the groove, a pointing needle 5 is fixedly connected on the surface of the first rotating shaft 4, a connecting equipment shell 9 is fixedly connected on the side surface of the first rotating shaft 4, a laser pointing instrument 2 is arranged in the connecting equipment shell 9, an angle dial 8 is fixedly connected on the side surface of the second mounting substrate 3, the outer side of the angle dial 8 and the outer side of the pointing needle 5 are positioned at the same horizontal position, under the influence of gravity, the first rotating shaft 4 which rotates in the groove formed in the second mounting substrate 3 and a second rotating shaft 14 which rotates in the hole formed in the first mounting substrate 1 control the laser pointing instrument 2 to be in a state of natural rotation and falling, in the rotating process, the pointing needle 5 fixedly connected with the surface of the first rotating shaft 4 rotates together, whether the pointing needle 5 is positioned at the horizontal position of four groups of 90-degree segmentation values of 360-degree scale grooves formed by the angle dial 8 fixedly installed on the side surface of the second mounting substrate 3 is observed, so that whether the whole device is positioned at the horizontal position can be obtained, the detection of the horizontal position is indirectly realized by utilizing the group of structures, the accurate angle of laser positioning drilling is ensured, the side surface of the first mounting substrate 1 is provided with a hole, the inside of the hole is rotationally connected with the second rotating shaft 14, the side surface of the second rotating shaft 14 is fixedly connected with an extension column 11, the surface of the extension column 11 is fixedly connected with a limiting chuck 12, the surface of the limiting chuck 12 is provided with a limiting groove 10, a limiting plate 20 is attached inside the limiting groove 10, the bottoms of the first mounting substrate 1 and the second mounting substrate 3 are fixedly connected with a supporting base 6, the side fixedly connected with of supporting base 6 connects horizontal pole 7, the side fixedly connected with of first mounting substrate 1 two L shape gag lever posts 13, the inner wall laminating of two L shape gag lever post 13 cavitys has second axis of rotation 14 and fixed ring piece 15, the fixed ring piece 15 of fixed surface connection of second axis of rotation 14, the extension board 16 of side fixedly connected with of first mounting substrate 1, two spouts have been seted up to the side of extension board 16, and the inside of two spouts is all sliding connection has slide bar 17, one side fixedly connected with dead lever 18 of slide bar 17, through unclamping dead lever 18, the inside slip of spout that is offered from extension board 16 that limit plate 20 drove slide bar 17 is quick under the effect of spring 19 and the spacing groove 10 that forms grafting formation spacing with the extension post 11 surface fixedly connected of connecting device shell 9 side second axis of rotation 14, the in-process of whole operation is effectual to the laser direction appearance 2 formation of determining back drilling angle is fixed, guarantee can not appear the angle change because of the reason of equipment work at the in-process of drilling, the opposite side fixedly connected with limit plate 20 of slide bar 17.

Wherein; the side of the extension plate 16 is fixedly provided with a spring 19, and the other side of the spring 19 is fixedly connected with a limiting plate 20.

In the working principle, in the working process, the supporting base 6 and the connecting cross rod 7 are attached to the working surface to be drilled, at the moment, under the influence of gravity, the connecting equipment shell 9 controls the laser pointing instrument 2 to be in a natural rotation falling state through the first rotating shaft 4 rotating inside the groove formed by the second mounting substrate 3 and the second rotating shaft 14 rotating inside the hole formed by the first mounting substrate 1, the pointing needle 5 fixedly connected with the surface of the first rotating shaft 4 rotates together in the rotating process, whether the pointing needle 5 is located at the horizontal position of four groups of 90-degree sectional values of 360-degree scale grooves formed by the angle dial 8 fixedly installed on the side surface of the second mounting substrate 3 is observed, so that whether the whole device is located at the horizontal position can be obtained, meanwhile, the two sliding rods 17 fixedly connected with the side surface are controlled by the fixed rod 18 to slide inside the sliding groove formed by the extending plate 16, the limiting plate 20 moves and the limiting plate 20 extrudes the spring 19 in the sliding process, after the determination of the drilling angle is completed, the limiting plate 20 drives the sliding rod 17 to rapidly rotate along the sliding groove formed by loosening the fixed rod 18 under the action of elastic potential energy of the spring 19, and the whole limiting instrument is fixedly connected with the first rotating shaft 14, and the whole limiting instrument is fixedly connected with the inner sliding groove 10 formed by the sliding rod 16, and the limiting device 10 is fixedly connected with the inner side surface of the sliding rod 16, and the limiting device is fixedly connected with the inner side surface of the limiting instrument 10, and the whole device is fixedly connected with the limiting device is formed by the limiting device, and the position of the drilling device is fixedly connected with the drilling device.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a drivage working face drilling guiding device, its characterized in that, including first mounting substrate (1) and second mounting substrate (3), the side of second mounting substrate (3) is seted up flutedly, and the inside rotation in groove is connected with first axis of rotation (4), first axis of rotation (4) fixedly connected with pointing needle (5), the side fixedly connected with coupling equipment shell (9) of first axis of rotation (4), the inside of coupling equipment shell (9) is provided with laser director (2), the side fixedly connected with angle calibrated scale (8) of second mounting substrate (3), the outside of angle calibrated scale (8) is in same horizontal position with the outside of pointing needle (5).

2. A heading face borehole guiding device as defined in claim 1, wherein: the side of first mounting substrate (1) is seted up the hole, and the inside rotation in hole is connected with second axis of rotation (14), the side fixedly connected with of second axis of rotation (14) extends post (11), the fixed surface of extending post (11) is connected with spacing chuck (12), spacing groove (10) have been seted up on the surface of spacing chuck (12), the inside laminating of spacing groove (10) has limiting plate (20).

3. A heading face borehole guiding device as defined in claim 1, wherein: the bottoms of the first mounting substrate (1) and the second mounting substrate (3) are fixedly connected with a supporting base (6), and the side face of the supporting base (6) is fixedly connected with a connecting cross rod (7).

4. A heading face borehole guiding device as defined in claim 1, wherein: the side of first mounting base plate (1) fixedly connected with two L shape gag lever posts (13), two the laminating of the inner wall in L shape gag lever post (13) cavity has second axis of rotation (14) and fixed ring piece (15), the fixed ring piece (15) of fixed connection in surface of second axis of rotation (14).

5. A heading face borehole guiding device as defined in claim 1, wherein: the side fixedly connected with extension board (16) of first mounting substrate (1), two spouts have been seted up to the side of extension board (16), and the inside of two spouts is all sliding connection with slide bar (17), one side fixedly connected with dead lever (18) of slide bar (17), the opposite side fixedly connected with limiting plate (20) of slide bar (17).

6. A heading face borehole guiding device as defined in claim 5, wherein: the side of extension board (16) fixed mounting has spring (19), the opposite side fixedly connected with limiting plate (20) of spring (19).