Coal mine water prevention and control drilling protection assembly

Abstract

The utility model discloses a coal mine water prevention and control drilling protection assembly which comprises a fixed back plate, a supporting plate and a cover cap. According to the coal mine water prevention and control drilling protection assembly, the bottom face of a fixed back plate is fixedly connected with a supporting plate, a cover cap matched with the supporting plate is arranged above the supporting plate, a pressing strip is fixedly connected to the attaching position, corresponding to the cover cap, of the fixed back plate, the pressing strip is pressed on the outer side of the cover cap, a handle is fixedly connected to the front end of the cover cap, and movable cavities are formed in the inner sides of the two ends of the handle; a spring is fixedly connected between the top end of the inserting rod and the inner wall of the top end of the movable cavity jointly, inserting holes are formed in the positions, corresponding to the inserting rod, of the supporting plate, the tail end of the cover is inserted into an inserting groove formed by the pressing strip and the supporting plate jointly, the front end of the cover is limited through the inserting rod and the inserting holes, and an assembly type installation relation is formed. Therefore, the drill bits can be aligned before drilling, the cover cap is covered for protection during drilling, and the alignment condition of the drill bits can be visually observed.

Description

Technical Field

[0001] The utility model relates to the field of drilling protection, in particular to a coal mine water prevention and control drilling protection component. Background Art

[0002] Coal is an important energy source. Because of its economical price and abundant reserves, especially for power generation, coal is the most important energy source in China. Coal mines are reasonable spaces excavated by humans when digging geological strata rich in coal. They usually include tunnels, shafts and mining faces, etc. Coal mines need to carry out water prevention and control drilling to prevent and reduce disasters.

[0003] In the prior art with publication (announcement) number: CN219412478U and publication (announcement) date: 2023-07-25, a coal mine water prevention and control drilling protection assembly is disclosed, including a protective cylinder, a protective cover, a base plate and a fixed baffle, the fixed baffle is welded and fixed to the left end face of the frame, a base plate is arranged on the left side of the fixed baffle, a protective cover is arranged on the left side of the base plate, a protective cylinder is connected to the left side of the protective cover, an annular positioning plate is arranged on the left end face of the protective cylinder, and slag discharge grooves are provided on the lower side of the protective cylinder and the annular side face of the protective cover. This design solves the problem that the original drilling equipment has a relatively single function and is not provided with a protective structure. During the drilling process, the drilling head may cause the gravel inside the borehole to fly out due to the penetration of the drilling head, which may cause the operator to be easily injured by the impact of the gravel, and there are great safety hazards and usage restrictions. The utility model has a reasonable structure. Through the added protective structure, the drilling head can be shielded and protected, effectively preventing the gravel inside the borehole from flying out and causing harm to the operator, thereby improving the safety of the drilling operation.

[0004] Although the above-mentioned protective structure can play a protective role, it directly covers the front of the drill bit during drilling, and the correspondence between the drill head and the drilling point cannot be directly and conveniently observed, which is not conducive to the drilling operation. Utility Model Content

[0005] The utility model aims to provide a coal mine water prevention and control drilling protection component to solve the problems raised in the above background technology.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A coal mine water prevention and control drilling protection component comprises a fixed back plate, the bottom surface of the fixed back plate is fixedly connected to a support plate, a cover cover matched with the support plate is provided above the support plate, a pressure strip is fixedly connected to the fitting position of the fixed back plate corresponding to the cover cover, the pressure strip is pressed on the outer side of the cover cover, the pressure strip and the support plate together form a slot, the cover cover is inserted into the slot, a handle is fixedly connected to the front end of the cover cover, movable cavities are provided on the inner sides of both ends of the handle, a plug rod matched with the support plate is slidably connected in the movable cavity, a spring is fixedly connected between the top end of the plug rod and the inner wall of the top end of the movable cavity, insertion holes are provided at the corresponding plug rods on the support plate, a connecting plate matched with the cover cover is provided between the plug rods, both ends of the connecting plate are inserted into the movable cavity and fixedly connected to the plug rod, and a long strip slot for inserting and moving the two ends of the connecting plate is provided on the handle.

[0008] As a further solution of the utility model: the fixed back plate is fixedly installed on the coal mine water prevention and control drilling equipment by bolts, and a mounting hole for bolt penetration installation is provided on the fixed back plate, and a through hole for the drilling head to penetrate and move through is also provided on the fixed back plate. The coal mine water prevention and control drilling equipment includes a column, a mounting frame, an electric slide rail and a drilling structure, the mounting frame is installed on the column, the electric slide rail is installed on the mounting frame, the drilling structure is installed on the electric slide rail, the mounting frame is provided with a guide sleeve for the drilling head of the drilling structure to slide through, and the mounting frame is also provided with a mounting plate for fixing the fixed back plate.

[0009] As a further solution of the utility model: an observation window is fixedly embedded on the cover, and sliding grooves are symmetrically opened on both sides of the cover corresponding to the observation window. Slide blocks adapted thereto are slidably connected in the slide grooves, and a scraper is fixedly connected between the slide blocks, and the scraper slides in close contact with the observation window.

[0010] As a further solution of the utility model: one side of the slider is fixedly connected to the outside of the cover with a first arc-shaped baffle adapted to the slide slot, and the other side of the slider is fixedly connected to the inside of the cover with a second arc-shaped baffle adapted to the slide slot.

[0011] As a further solution of the utility model: the bottom surface of the support plate is fixedly connected with an ash collecting hopper, the port of the ash collecting hopper is threadedly connected with a collecting bottle, and the port of the ash collecting hopper is provided with an external thread.

[0012] As a further solution of the utility model: the ash collecting hopper is also threadedly connected with a pipe joint, an ash discharge pipe is fixedly connected to the pipe joint, and an ash collecting bucket corresponding to the ash discharge pipe is provided below the ash discharge pipe.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] 1. The rear end of the cover of the utility model is inserted into the slot formed by the pressure strip and the support plate, and the front end of the cover is limited by the plug rod and the plug hole to form an assembled installation relationship, so that the drill bit can be aligned before drilling. When drilling, the cover is covered for protection, and the alignment of the drill bit can be observed intuitively, which is convenient for drilling operations.

[0015] 2. The utility model drives the scraper to move by the slider, so as to clean the observation window to prevent the observation window from being contaminated by gravel or dust and being unable to be observed. At the same time, during the sliding of the slider, the first arc-shaped baffle bar and the second arc-shaped baffle bar can continuously shield the chute to prevent gravel from flying out through the chute.

[0016] 3. The utility model is provided with a collection bottle to collect the gravel generated by drilling. At the same time, the gravel generated by drilling can be collected through an ash discharge pipe and an ash collection bucket, providing two gravel collection methods suitable for different drilling situations. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 The present invention is a structural schematic diagram of a coal mine water prevention and control drilling protection component.

[0018] Figure 2 It is an overall disassembled view of a coal mine water prevention and control drilling protection component.

[0019] Figure 3 The present invention is a partial structural cross-sectional view of a coal mine water prevention and control drilling protection component.

[0020] Figure 4 The present invention is a schematic diagram of the installation of a coal mine water prevention and control drilling protection component.

[0021] Figure 5 This is a disassembled display diagram of a slider in a coal mine water prevention and control drilling protection component.

[0022] Figure 6 The present invention is a diagram for installing a collection bottle in a coal mine water prevention and control drilling protection assembly.

[0023] Figure 7 The present invention is an installation diagram of an ash collecting bucket in a coal mine water prevention and control drilling protection assembly.

[0024] In the figure: 1. fixed back plate; 2. support plate; 3. cover; 4. pressure strip; 5. handle; 6. movable cavity; 7. plug rod; 8. spring; 9. socket; 10. connecting plate; 11. long groove; 12. observation window; 13. coal mine water prevention and control drilling equipment; 14. slide; 15. slider; 16. scraper; 17. first arc-shaped baffle; 18. second arc-shaped baffle; 19. ash hopper; 20. collecting bottle; 21. pipe joint; 22. ash discharge pipe; 23. ash collecting bucket; 24. column; 25. mounting frame; 26. electric slide rail; 27. drilling structure. DETAILED DESCRIPTION

[0025] 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.

[0026] See also Figures 1 to 3 The cam 3 is provided with a plurality of springs, each of which ...

[0027] The rear end of the cover 3 is inserted into the slot formed by the pressure strip 4 and the support plate 2, and the front end of the cover 3 is limited by the insertion rod 7 and the insertion hole 9 to form an assembled installation relationship, so that the drill bit can be aligned before drilling. During drilling, the cover 3 is covered for protection, and the alignment of the drill bit can be observed intuitively, which facilitates the drilling operation.

[0028] See also Figure 4 The fixed back plate 1 is fixedly installed on the coal mine water prevention and control drilling equipment 13 by bolts. The fixed back plate 1 is provided with mounting holes for bolt penetration installation. The fixed back plate 1 is also provided with through holes for the drilling head to penetrate and move. The coal mine water prevention and control drilling equipment 13 includes a column 24, a mounting frame 25, an electric slide rail 26 and a drilling structure 27. The mounting frame 25 is installed on the column 25, the electric slide rail 26 is installed on the mounting frame 25, and the drilling structure 27 is installed on the electric slide rail 26. The mounting frame 25 is provided with a guide sleeve for the drilling head of the drilling structure 27 to slide through. The mounting frame 25 is also provided with a mounting plate for fixing the fixed back plate 1.

[0029] See also Figure 5An observation window 12 is fixedly embedded on the cover 3, and slide grooves 14 are symmetrically opened on both sides of the cover 3 corresponding to the observation window 12. Slide blocks 15 adapted thereto are slidably connected in the slide grooves 14, and scrapers 16 are fixedly connected between the sliders 15, and the scrapers 16 slide in close contact with the observation window 12.

[0030] One side of the slider 15 is fixedly connected to the outside of the cover 3 with a first arc-shaped retaining strip 17 adapted to the slide slot 14 , and the other side of the slider 15 is fixedly connected to the inside of the cover 3 with a second arc-shaped retaining strip 18 adapted to the slide slot 14 .

[0031] The scraper 16 is driven by the slider 15 to move, so that the observation window 12 can be cleaned to prevent the observation window 12 from being contaminated by gravel or dust and being unable to be observed. At the same time, during the sliding of the slider 15, the first arc-shaped retaining bar 17 and the second arc-shaped retaining bar 18 can continuously shield the chute 14 to prevent gravel from flying out through the chute.

[0032] See also Figure 6 The bottom surface of the support plate 2 is fixedly connected with an ash collecting hopper 19, the port of the ash collecting hopper 19 is threadedly connected with a collecting bottle 20, and the port of the ash collecting hopper 19 is provided with an external thread.

[0033] See also Figure 7 The ash collecting hopper 19 is also threadedly connected with a pipe joint 21, and an ash discharge pipe 22 is fixedly connected to the pipe joint 21. An ash collecting bucket 23 corresponding to the ash discharge pipe 22 is provided below the ash discharge pipe 22.

[0034] The collecting bottle 20 can be provided to collect the gravel generated by drilling. At the same time, the gravel generated by drilling can be collected through the ash discharge pipe 22 and the ash collecting bucket 23, providing two gravel collection methods suitable for different drilling situations.

[0035] The working principle of the utility model is:

[0036] When in use, first set up the coal mine water prevention and control drilling equipment 13 at the drilling position, fix the fixed back plate 1 with bolts, then position the drilling head of the drilling structure 27, further cover the cover 3, hold the handle 5 and the connecting plate 10 with your hands at the same time, so that the plug rod 7 squeezes the spring 8 to shrink into the active cavity 6, and the support cover 3 is inserted into the slot surrounded by the pressure strip 4 and the support plate 2. At this time, loosen the connecting plate 10, and under the action of the spring 8, the plug rod 7 is inserted into the socket 9 to form a limit. At this time, the protective component can be supported by the handle 5, thereby improving the stability of the device. , further the electric slide rail 26 and the drilling structure 27 work to perform drilling, the gravel generated by the drilling is isolated in the cover 3 and discharged through the ash collecting hopper 19, at this time, a collecting bottle 20 can be installed on the ash collecting hopper 19 for collection, or the ash collecting hopper 19 is connected to the ash discharge pipe 22 through the pipe joint 21, and an ash collecting bucket 23 is set for collection, the drilling situation can be observed through the observation window 12 during the drilling process, and the scraper 16 can be driven by the slider 15 to slide along the slide groove 14, so as to clean the observation window 12 to avoid dust on the observation window 12 during the drilling process.

[0037] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A coal mine water prevention and control drilling protection assembly, comprising a fixed back plate (1), characterized in that: The bottom surface of the fixed back plate (1) is fixedly connected to a support plate (2), a cover (3) matching the support plate (2) is provided above the support plate (2), a pressure strip (4) is fixedly connected to the fixed back plate (1) at a fitting position corresponding to the cover (3), the pressure strip (4) is pressed on the outer side of the cover (3), a handle (5) is fixedly connected to the front end of the cover (3), and movable cavities (6) are provided on the inner sides of both ends of the handle (5), and an insertion rod (7) matching the support plate (2) is slidably connected to the movable cavity (6). ), a spring (8) is fixedly connected between the top of the insertion rod (7) and the inner wall of the top of the movable cavity (6), a plug hole (9) is provided on the support plate (2) at the position corresponding to the insertion rod (7), a connecting plate (10) is provided between the insertion rods (7) and is fitted with the cover (3), both ends of the connecting plate (10) are inserted into the movable cavity (6) and fixedly connected with the insertion rod (7), and a long strip groove (11) for inserting and moving the two ends of the connecting plate (10) is provided on the handle (5).

2. A coal mine water prevention and control drilling protection assembly according to claim 1, characterized in that: The fixed back plate (1) is fixedly mounted on the coal mine water prevention and control drilling equipment (13) by means of bolts, and the fixed back plate (1) is provided with mounting holes for bolt penetration and installation, and the fixed back plate (1) is also provided with through holes for the drilling head to penetrate and move.

3. A coal mine water prevention and control drilling protection assembly according to claim 1, characterized in that: An observation window (12) is fixedly embedded on the cover (3), and sliding grooves (14) are symmetrically provided on both sides of the cover (3) corresponding to the observation window (12), and sliding blocks (15) adapted thereto are slidably connected in the sliding grooves (14), and a scraper (16) is fixedly connected between the sliding blocks (15), and the scraper (16) and the observation window (12) are fitted and slidable.

4. A coal mine water prevention and control drilling protection assembly according to claim 3, characterized in that: One side of the slider (15) corresponds to the outside of the cover (3) and is fixedly connected to a first arc-shaped retaining strip (17) adapted to the slide groove (14), and the other side of the slider (15) corresponds to the inside of the cover (3) and is fixedly connected to a second arc-shaped retaining strip (18) adapted to the slide groove (14).

5. A coal mine water prevention and control drilling protection assembly according to claim 1, characterized in that: The bottom surface of the support plate (2) is fixedly connected with an ash collecting hopper (19), and a collecting bottle (20) is threadedly connected to the port of the ash collecting hopper (19).

6. A coal mine water prevention and control drilling protection assembly according to claim 5, characterized in that: The ash collecting hopper (19) is also threadedly connected with a pipe joint (21), an ash discharging pipe (22) is fixedly connected to the pipe joint (21), and an ash collecting bucket (23) corresponding to the ash discharging pipe (22) is provided below the ash discharging pipe (22).

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