CN219810664U

CN219810664U - Weak layer sampling device for open pit coal mine slope

Info

Publication number: CN219810664U
Application number: CN202321031073.8U
Authority: CN
Inventors: 易永华; 李晨; 虎凌黎; 杨睿
Original assignee: Yunnan Bokuang Technology Co ltd
Current assignee: Yunnan Bokuang Technology Co ltd
Priority date: 2023-05-04
Filing date: 2023-05-04
Publication date: 2023-10-10
Anticipated expiration: 2033-05-04

Abstract

The utility model discloses a weak layer sampling device for an open pit coal mine slope, which comprises a comprehensive plate, wherein a controller is embedded and installed at the top of the comprehensive plate, an upright rod is fixedly installed at the bottom of the comprehensive plate, a protective cover cylinder is fixedly installed at the bottom of the upright rod, four groups of fastening screw assemblies which are annularly and equidistantly arranged are fixedly installed on the outer surface of the protective cover cylinder, a storage cylinder is fixedly installed at the bottom of the protective cover cylinder through the four groups of fastening screw assemblies, a driving motor is fixedly installed on the top wall of the storage cylinder, a hydraulic cylinder is fixedly connected with the output end of the driving motor, a horizontal plate is fixedly connected with the telescopic end of the hydraulic cylinder, a drill bit is fixedly installed at the bottom of the horizontal plate, and an annular surrounding frame is fixedly installed at the top of the horizontal plate. According to the utility model, the condition that the sample falls down in the process of extracting the sample from the weak layer area of the side slope can be effectively avoided, so that the sampling amount of the sample is ensured, and the inner wall of the protective cylinder is convenient to clean.

Description

Weak layer sampling device for open pit coal mine slope

Technical Field

The utility model relates to the technical field of slope weak layer sampling, in particular to a slope weak layer sampling device for an open pit coal mine.

Background

The sampling device is generally characterized in that the driving assembly drives the drill bit and the sampling cylinder to extend downwards into the area to be sampled, and then the sampling cylinder is utilized to collect the samples.

In the prior art, after a sample is taken from a weak layer by the weak layer sampling device of the coal mine slope, the sample in the sample bin space of the weak layer sampling device is easy to drop down in the process of extracting the device from the weak layer area, so that the sample taken once is easy to be less than the amount of the specified sample, multiple samples are needed, and the sampling is troublesome.

Disclosure of Invention

The utility model aims to provide a weak layer sampling device for an open pit coal mine slope, which aims to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a weak layer sampling device of opencut side slope, includes the comprehensive board, the top gomphosis of comprehensive board is installed the controller, the bottom fixed mounting of comprehensive board has the upright pole, the bottom fixed mounting of upright pole has a protection casing section of thick bamboo, the surface fixed mounting of protection casing section of thick bamboo has four sets of fastening screw components that are annular equidistance and arrange, the bottom of protection casing section of thick bamboo has a receiving cylinder through four sets of fastening screw components fixed mounting, the roof fixed mounting of receiving cylinder has driving motor, driving motor's output fixedly connected with pneumatic cylinder, and electric connection between pneumatic cylinder and the driving motor all and the controller, the telescopic end fixedly connected with horizontal plate of pneumatic cylinder, the bottom fixed mounting of horizontal plate has the drill bit, the top fixed mounting of horizontal plate has annular enclosing frame, and the outer lane diameter of annular enclosing frame is unanimous with the inside diameter of receiving cylinder.

Preferably, two groups of through grooves which are arranged side by side are formed in the top of the storage barrel, two groups of springs which are arranged side by side are fixedly arranged on the top wall of the protective cover barrel, the bottoms of the two groups of springs penetrate through the insides of the two groups of through grooves respectively, two groups of annular scraping plates are fixedly arranged at the bottoms of the springs, and the outer walls of the annular scraping plates are attached to the inner wall of the storage barrel.

Preferably, the bottom of the annular scraping plate is fixedly connected with two groups of hanging ropes which are arranged side by side, and the tail ends of the two groups of hanging ropes are fixedly connected with pull rings.

Preferably, the top of the integrated plate is embedded with a magnetic sheet, and the magnetic sheet is positioned in front of the controller.

Preferably, the top of the comprehensive plate is movably provided with a protection iron plate through a hinge, the bottom of the protection iron plate is attached to the top of the controller, and the bottom of the protection iron plate is mutually attracted with the magnetic sheet.

Preferably, the top of the protection iron plate is fixedly provided with an N-type deflector rod, and both sides of the comprehensive plate are provided with grooves.

Preferably, a handrail rod is fixedly arranged between the front wall and the rear wall of the two groups of grooves, and the outer surfaces of the two groups of handrail rods are rotatably sleeved with flexible anti-skid sleeves.

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

1. according to the utility model, the hydraulic cylinder, the horizontal plate and the drill bit can extend into the weak layer area downwards while the driving motor is operated and simultaneously apply downward pressure to the comprehensive plate, then the external force applied to the comprehensive plate is stopped and converted into the operation hydraulic cylinder, the hydraulic cylinder is driven to extend downwards to drive the horizontal plate, the drill bit and the annular surrounding frame to continuously move downwards in the rotating process, a certain distance is formed between the annular surrounding frame and the storage barrel, soil and other substances stirred by the drill bit above the weak layer can naturally fall downwards into the space of the annular surrounding frame, so that the purpose of sampling is achieved.

2. According to the utility model, a certain distance is generated between the annular surrounding frame and the storage barrel, after a sample is led out, the pull ring is pulled, and then the pull force is transmitted upwards to the annular scraping plate and the position of the spring through the lifting rope, so that the annular scraping plate is scraped and rubbed from top to bottom along the inner wall of the storage barrel, and the adhered soil on the inner wall of the annular scraping plate is scraped and rubbed down, thereby achieving the purpose of cleaning the inner wall of the storage barrel.

Drawings

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

FIG. 2 is a schematic view showing the installation structure of the composite plate and the protective iron plate of the present utility model;

FIG. 3 is a schematic view of the installation structure of the horizontal plate and the annular surrounding frame of the utility model;

fig. 4 is a schematic cross-sectional view of a protective cover barrel according to the present utility model.

In the figure: 1. a composite plate; 2. a controller; 3. a vertical rod; 4. a shield cylinder; 5. a fastening screw assembly; 6. a storage barrel; 7. a driving motor; 8. a hydraulic cylinder; 9. a horizontal plate; 10. a drill bit; 11. an annular surrounding frame; 12. a spring; 13. an annular scraping plate; 14. a hanging rope; 15. a pull ring; 16. a magnetic sheet; 17. a protective iron plate; 18. an N-type deflector rod; 19. a groove; 20. a grab rail; 21. a flexible anti-skid sleeve.

Detailed Description

Referring to fig. 1-4, an embodiment of the present utility model is provided:

the utility model provides a weak layer sampling device of opencast coal mine side slope, including comprehensive board 1, the top gomphosis of comprehensive board 1 is installed controller 2, the bottom fixed mounting of comprehensive board 1 has upright pole 3, the bottom fixed mounting of upright pole 3 has a protection casing section of thick bamboo 4, the surface fixed mounting of protection casing section of thick bamboo 4 has four sets of fastening screw components 5 that are annular equidistance and arrange, the bottom of protection casing section of thick bamboo 4 has a storage section of thick bamboo 6 through four sets of fastening screw components 5 fixed mounting, the roof fixed mounting of storage section of thick bamboo 6 has driving motor 7, driving motor 7's output fixedly connected with pneumatic cylinder 8, and electric connection between pneumatic cylinder 8 and driving motor 7 and controller 2, the telescopic end fixedly connected with horizontal plate 9 of pneumatic cylinder 8, the bottom fixed mounting of horizontal plate 9 has drill bit 10, the top fixed mounting of horizontal plate 9 has annular surrounding frame 11, and the outer lane diameter of annular surrounding frame 11 is unanimous with the inside diameter of storage section of thick bamboo 6.

After aiming at the bottom of the drill bit 10 at the slope of the opencast coal mine needing to be sampled, the controller 2 is used for controlling the operation driving motor 7 to drive the hydraulic cylinder 8 to rotate towards the set direction, then the drill bit 10 rotates along with the rotation, meanwhile, staff is matched with the comprehensive plate 1 to apply relatively uniform downward external force so as to facilitate the drill bit 10 to penetrate down into a weak layer area, then the comprehensive plate 1 is stopped to apply downward extrusion force, and the operation hydraulic cylinder 8 is started to be matched with the hydraulic cylinder 8 to correspondingly perform downward extension operation, the drill bit 10 is pushed to continue to extend downwards, a set distance interval is generated between the annular surrounding frame 11 at the top of the horizontal plate 9 and the bottom of the containing cylinder 6, and along with the continuous downward drilling operation of the drill bit 10, substances such as soil stirred above the weak layer naturally drop down into the space of the annular surrounding frame 11, so that the purpose of sampling is achieved, and then the annular surrounding frame 11 is driven to shrink up through the hydraulic cylinder 8, so that the drill bit 10, the horizontal plate 9 and the annular surrounding frame 11 are driven to move along with the upward movement, the sample is driven to shrink the space inside the containing cylinder 6, and the situation that the sample is effectively avoided in the subsequent sampling device is pulled out, and the sample is in the process.

Two groups of through grooves which are arranged side by side are formed in the top of the storage barrel 6, two groups of springs 12 which are arranged side by side are fixedly arranged on the top wall of the protective cover barrel 4, the bottoms of the two groups of springs 12 penetrate through the interiors of the two groups of through grooves respectively, an annular scraping plate 13 is fixedly arranged at the bottoms of the two groups of springs 12, the outer wall of the annular scraping plate 13 is attached to the inner wall of the storage barrel 6, two groups of lifting ropes 14 which are arranged side by side are fixedly connected to the bottom of the annular scraping plate 13, and pull rings 15 are fixedly connected to the tail ends of the two groups of lifting ropes 14.

After the sample in the space of the storage barrel 6 is exported, the pull ring 15 is pulled, then the pulling force is transmitted to the annular scraping plate 13 and the position where the spring 12 is located through the lifting rope 14, the annular scraping plate 13 is caused to scratch from top to bottom along the inner wall of the storage barrel 6, the soil adhered on the inner wall of the annular scraping plate is scraped and rubbed down, the spring 12 stretches the comprehensive length along with the self, and then when the external force applied to the pull ring 15 is withdrawn, the spring 12 is restored to the original shape under the action of self elasticity and reset property, and meanwhile, the annular scraping plate 13 is driven to move upwards.

The magnetic sheet 16 is installed in the gomphosis of the top of the comprehensive board 1, and the magnetic sheet 16 is located the place ahead of the controller 2, and the top of comprehensive board 1 is through hinge movable mounting having the protection iron plate 17, and the bottom of protection iron plate 17 is laminated with the top of controller 2, the bottom of protection iron plate 17 and the mutual actuation of magnetic sheet 16, and the top fixed mounting of protection iron plate 17 has N type driving lever 18, and recess 19 has all been seted up to the both sides of comprehensive board 1, all fixed mounting has handrail 20 between the front wall and the back wall of two sets of recess 19, and flexible antiskid cover 21 has all been rotated to the surface of two sets of handrail 20.

When the sampling device is not used, the protective iron plate 17 is covered on the upper surface of the controller 2, a display screen in the controller 2 can be protected, meanwhile, the magnetic sheets 16 and the protective iron plate 17 are mutually attracted, the situation that the protective iron plate 17 is opened without any reason can be effectively avoided, in addition, a force application point can be provided when external force is applied to the protective iron plate 17 through the set N-shaped deflector 18, the handrail rod 20 is applied, a worker can conveniently stabilize the comprehensive plate 1 through the flexible anti-skid sleeve 21, and an anti-skid effect is achieved.

Working principle: when the device is used, a worker holds two groups of grab bars 20 and controls the driving motor 7 to operate through the controller 2, the hydraulic cylinder 8, the horizontal plate 9, the drill bit 10 and the annular enclosing frame 11 are driven to rotate, meanwhile, downward extrusion force is applied to the comprehensive plate 1 in a matched mode, the drill bit 10 is driven to penetrate down into a weak layer area of an open coal mine slope, external force is stopped to be applied, the hydraulic cylinder 8 is controlled to operate through the controller 2, the hydraulic cylinder 8 is driven to extend downwards, the drill bit 10, the horizontal plate 9 and the annular enclosing frame 11 are driven to continue to extend downwards, then substances such as soil stirred by the drill bit 10 can naturally fall down into a space inside the annular enclosing frame 11 along a gap between the annular enclosing frame 11 and the accommodating cylinder 6, after sampling is finished, the hydraulic cylinder 8 is controlled to shrink upwards, the annular enclosing frame 11 is driven to be accommodated again inside the space inside the accommodating cylinder 6, so that a sample taken is prevented from falling downwards in a process of the device, and in addition, the annular scraper 13 can be driven to rub the inner wall of the accommodating cylinder 6 from top to bottom through pulling the pull ring 15, and the purpose of cleaning the inner wall of the accommodating cylinder 6 is achieved.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a weak layer sampling device of opencast coal mine side slope, includes integrated board (1), its characterized in that: the utility model discloses a drilling machine, including integrated board (1), top gomphosis of integrated board (1) is installed controller (2), the bottom fixed mounting of integrated board (1) has upright pole (3), the bottom fixed mounting of upright pole (3) has protection casing section of thick bamboo (4), the surface fixed mounting of protection casing section of thick bamboo (4) has four sets of fastening screw subassembly (5) that are annular equidistance and arrange, the bottom of protection casing section of thick bamboo (4) is through four sets of fastening screw subassembly (5) fixed mounting storage cylinder (6), the roof fixed mounting of storage cylinder (6) has driving motor (7), the output fixedly connected with pneumatic cylinder (8) of driving motor (7), and electric connection between pneumatic cylinder (8) and driving motor (7) and controller (2), the flexible end fixedly connected with horizontal plate (9) of pneumatic cylinder (8), the bottom fixed mounting of horizontal plate (9) has drill bit (10), the top fixed mounting of horizontal plate (9) has annular enclosing frame (11), and the inside diameter of annular enclosing frame (11) and storage cylinder (6) is unanimous.

2. The device for sampling a weak layer of an open pit coal mine slope according to claim 1, wherein: two groups of through grooves which are arranged side by side are formed in the top of the storage barrel (6), two groups of springs (12) which are arranged side by side are fixedly arranged on the top wall of the protective cover barrel (4), the bottoms of the two groups of springs (12) penetrate through the insides of the two groups of through grooves respectively, two groups of annular scraping plates (13) are fixedly arranged at the bottoms of the springs (12), and the outer walls of the annular scraping plates (13) are attached to the inner wall of the storage barrel (6).

3. The device for sampling a weak layer of an open pit coal mine slope according to claim 2, wherein: the bottom of the annular scraping plate (13) is fixedly connected with two groups of hanging ropes (14) which are arranged side by side, and the tail ends of the two groups of hanging ropes (14) are fixedly connected with pull rings (15).

4. The device for sampling a weak layer of an open pit coal mine slope according to claim 1, wherein: the top of the comprehensive board (1) is embedded with a magnetic sheet (16), and the magnetic sheet (16) is positioned in front of the controller (2).

5. The device for sampling a weak layer of an open pit coal mine slope according to claim 1, wherein: the top of the comprehensive board (1) is movably provided with a protection iron plate (17) through a hinge, the bottom of the protection iron plate (17) is attached to the top of the controller (2), and the bottom of the protection iron plate (17) is mutually attracted with the magnetic sheet (16).

6. The device for sampling a weak layer of an open pit coal mine slope according to claim 5, wherein: the top of the protection iron plate (17) is fixedly provided with an N-shaped deflector rod (18), and grooves (19) are formed in two sides of the comprehensive plate (1).

7. The device for sampling a weak layer of an open pit coal mine slope according to claim 6, wherein: and a grab bar (20) is fixedly arranged between the front wall and the rear wall of the two groups of grooves (19), and the outer surfaces of the grab bar (20) are rotatably sleeved with a flexible anti-skid sleeve (21).