Portable sampling device for coal mine detection
Technical Field
The invention relates to the technical field of sampling devices, in particular to a portable sampling device for coal mine detection.
Background
The sampling of coal seam is also called coal seam sampling, according to a certain specification and requirement, a small part of representative samples are taken from the coal seam for analysis, test and identification, the purpose of the coal seam sampling is to determine the types of coal, the characteristics of the coal quality and the change rule of the characteristics of the coal quality and the technological properties of the coal which can be sampled in a mining area or a well field through the data obtained by the test and physical test of the coal sample, so as to accurately evaluate the coal quality, determine the processing technical characteristics and the industrial utilization direction of the coal and provide reliable coal quality data for the development and reasonable utilization of coal resources.
In the use of the coal mine sampling device in the market, in the coal mine detection, the control of sampling depth is inaccurate, soil generated after punching is not treated, the phenomenon of hole blockage is easy to cause, the whole device is inconvenient to move and fix, a large amount of dust can be generated in the punching process, and a large amount of impurities are easy to mix in the sample, so that the coal mine sampling device with better practicability is provided.
Disclosure of Invention
The invention aims to provide a portable sampling device for coal mine detection, which solves the problems that in the use process of the coal mine sampling device provided in the background technology, in the coal mine detection, the control of the sampling depth is inaccurate, soil generated after punching is not treated, the phenomenon of hole blockage is easy to cause, the whole device is inconvenient to move and fix, a large amount of dust is generated in the punching process, and a large amount of impurities are easy to mix in a sample.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a portable sampling device for coal mine detection, includes shell and sampling drill bit, the bearing is installed on the top of shell, and the internally mounted of bearing has the bracing piece, the rotating turret is installed to the both sides of bracing piece, and the left side internally mounted of rotating turret has the motor, the lower extreme of motor is connected with the axis of rotation, and the below of axis of rotation is connected with the hole pole, the left side of hole pole is connected with the meter ware, and the tail end connection of hole pole has the hole drill bit, the telescopic link is installed in the left side of hole drill bit, and the tail end connection of telescopic link has the fly leaf, the right side of hole drill bit is provided with the wheel, and the top of wheel is connected with the movable block, the upper end of movable block is connected with the gear shaft, and the right side of gear shaft installs the screwed pipe, the sampling drill bit is installed in the right side of wheel, and the top of sampling drill bit is connected with the sampling pole, the below the place ahead of shell is provided with the fan, and the left side of fan is connected with the dust collecting pipe, the dust collecting port is installed to the tail end of dust collecting pipe.
Preferably, a rotating structure is formed between the rotating frame and the shell, and the hole drilling rod and the hole digging drill bit are symmetrical to the sampling rod and the sampling drill bit with respect to the central axis of the shell.
Preferably, the rice recorder, the hole drilling rod and the sampling rod form a linkage structure, and the rice recorder is tightly attached to the rotating frame.
Preferably, a rotating structure is formed between the rotating plate and the telescopic rod, and the rotating plate forms a telescopic structure through the telescopic rod and the shell.
Preferably, the gear shaft is connected with the threaded pipe in a meshed mode, the wheels form a linkage structure through the movable block and the gear shaft, and the wheels form a telescopic structure through the movable block, the gear shaft and the threaded pipe and the shell.
Preferably, the fan forms a communication structure between the dust collecting pipe and the dust collecting port, and the dust collecting port is symmetrical with respect to the central axis of the hole digging drill bit.
Compared with the prior art, the invention has the beneficial effects that:
1. The device is provided with the hole digging drill bit and the sampling drill bit, and drilling and sampling are performed step by step, so that the work is more clear, holes are drilled through the hole digging drill bit, and then sampling is performed through the sampling drill bit, so that impurities carried in a sampled coal block can be effectively reduced, and the effective sampling amount is increased;
2. The meter recording device is arranged, when the hole drilling rod and the sampling rod move downwards, the roller on the meter recording device can be driven to move, the downwards extending depth of the hole drilling rod and the sampling rod is recorded, the sampling depth is ensured to be more accurate, and therefore the sampling work is more convenient; the rotary plate is arranged, so that soil generated when the hole digging drill bit and the hole drilling rod are punched can be pushed to the outside of the device, and the hole is prevented from being blocked by the soil, so that the sampling drill bit and the sampling rod are convenient to downwards move along the hole;
3. The lifting wheels are arranged, the position of the device is required to be continuously moved to perform sampling operation in coal mine detection, and the wheels are lifted or lowered by rotating the threaded pipe, so that the movement and the fixation of the device are simpler; the dust collecting port is arranged, dust generated in the punching process can be sucked into the dust collecting port by the fan to be uniformly treated, the physical health of a user is protected, and the dust can be prevented from being diffused into the air to pollute the environment.
Drawings
FIG. 1 is a schematic diagram of a front view structure of the present invention;
FIG. 2 is a schematic diagram of the distribution structure of the hole drilling rod and the sampling rod according to the present invention;
FIG. 3 is a schematic view of the connection structure of the threaded pipe and the gear shaft according to the present invention;
fig. 4 is a schematic side view of the rotating plate of the present invention.
In the figure: 1. a housing; 2. a bearing; 3. a support rod; 4. a rotating frame; 5. a motor; 6. a rotating shaft; 7. drilling a hole rod; 8. a rice recorder; 9. a hole digging drill bit; 10. a telescopic rod; 11. a rotating plate; 12. a wheel; 13. a movable block; 14. a gear shaft; 15. a threaded tube; 16. sampling a drill bit; 17. a sampling rod; 18. a blower; 19. a dust collecting pipe; 20. a dust collecting port.
Detailed Description
The following description of the embodiments of the present invention 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 invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-4, the present invention provides a technical solution: the portable sampling device for coal mine detection comprises a shell 1, a bearing 2, a supporting rod 3, a rotating frame 4, a motor 5, a rotating shaft 6, a drilling rod 7, a meter counter 8, a drilling bit 9, a telescopic rod 10, a rotating plate 11, wheels 12, a movable block 13, a gear shaft 14, a threaded pipe 15, a sampling bit 16, a sampling rod 17, a fan 18, a dust collecting pipe 19 and a dust collecting port 20, wherein the bearing 2 is arranged at the top end of the shell 1, the supporting rod 3 is arranged in the bearing 2, the rotating frame 4 is arranged at two sides of the supporting rod 3, the motor 5 is arranged at the left side of the rotating frame 4, the lower end of the motor 5 is connected with the rotating shaft 6, the drilling rod 7 is connected with the lower part of the rotating shaft 6, the left side of the drilling rod 7 is connected with the meter counter 8, the tail end of the drilling rod 7 is connected with the drilling bit 9, the meter counter 8 and the sampling rod 17 form a linkage structure, the meter counter 8 is tightly attached to the rotating frame 4, and the meter counter 8 is arranged, when the drilling rod 7 and the sampling rod 17 move downwards, the meter counter 8 drives the meter counter 8 to move upwards, the roller 17 moves downwards, and the sampling depth is more accurately, and the sampling depth is more convenient and the sampling depth is more ensured to extend to the sampling depth to be recorded;
The telescopic rod 10 is arranged on the left side of the hole digging drill bit 9, the tail end of the telescopic rod 10 is connected with the rotating plate 11, a rotating structure is formed between the rotating plate 11 and the telescopic rod 10, the rotating plate 11 forms a telescopic structure through the telescopic rod 10 and the shell 1, and the rotating plate 11 is arranged, so that soil generated when the hole digging drill bit 9 and the hole digging rod 7 are punched can be pushed to the outside of the device, the hole is prevented from being blocked by the soil, and the sampling drill bit 16 and the sampling rod 17 are convenient to use when downwards along the hole;
The right side of the hole digging drill 9 is provided with wheels 12, the upper part of the wheels 12 is connected with a movable block 13, the upper end of the movable block 13 is connected with a gear shaft 14, the upper right part of the gear shaft 14 is provided with a threaded pipe 15, the gear shaft 14 is connected with the threaded pipe 15 in a meshed manner, the wheels 12 form a linkage structure through the movable block 13 and the gear shaft 14, and the wheels 12 form a telescopic structure through the movable block 13, the gear shaft 14 and the threaded pipe 15 and the shell 1, the wheels 12 capable of lifting are arranged, in coal mine detection, sampling operation is carried out at the position of a device which is required to be continuously moved, and the wheels 12 are lifted or lowered by rotating the threaded pipe 15, so that the movement and the fixation of the device are simpler; the sampling drill bit 16 is arranged on the right side of the wheel 12, a sampling rod 17 is connected above the sampling drill bit 16, a rotating structure is formed between the rotating frame 4 and the shell 1, the positions of the drilling rod 7, the drilling drill bit 9, the sampling rod 17 and the sampling drill bit 16 are symmetrical relative to the central axis of the shell 1, the device is provided with the drilling drill bit 9 and the sampling drill bit 16, and drilling and sampling are performed step by step, so that the work is more definite, holes are drilled through the drilling drill bit 9, then sampling is performed through the sampling drill bit 16, impurities carried in sampled coal blocks can be effectively reduced, and the effective sampling amount is increased; the fan 18 is arranged at the lower front of the shell 1, the dust collecting pipe 19 is connected to the left side of the fan 18, the dust collecting port 20 is arranged at the tail end of the dust collecting pipe 19, the fan 18 forms a communication structure with the dust collecting port 20 through the dust collecting pipe 19, the dust collecting port 20 is symmetrical with the central axis of the hole digging drill bit 9, the dust collecting port 20 is arranged, dust generated in the hole digging process can be sucked into the dust collecting port 20 by the fan 18 to be uniformly treated, the physical health of a user is protected, and the dust can be prevented from being diffused into the air to pollute the environment.
Working principle: for the coal mine sampling device, firstly, the wheel 12 is driven to rotate by pulling a device handle, the whole device is moved to a position needing hole punching and sampling, a hole punching drill bit 9 is aligned to the position needing hole punching, a telescopic rod 10 is pulled to a proper height, a motor 5 at the tail end of a threaded pipe 15 is electrified, the motor 5 is rotated, the threaded pipe 15 is driven to rotate in a bearing 2, threads of the threaded pipe 15 are matched with gear teeth of a gear shaft 14, the threaded pipe 15 drives the gear shaft 14 to rotate in a movable block 13, the top end of the gear shaft 14 is fixed in the bearing 2 and cannot longitudinally move, the gear shaft 14 is connected with the movable block 13 through threads, the movable block 13 is upwards moved along the gear shaft 14, the wheel 12 is upwards driven, a supporting leg at the bottom of a shell 1 is grounded, the motor 5 connected with the hole punching rod 7 is electrified, a fan 18 is electrified, the motor 5 at the rotating plate 11 is electrified to enable the rotating shaft 6 to rotate, a telescopic rod is formed between the hole drilling rod 7 and the rotating shaft 6, the hole drilling rod 7 descends at a certain speed after being electrified to drive the hole drilling rod 7 and the hole drilling bit 9 to rotate, the hole drilling is downwards carried out, along with the movement of the roller of the meter recording device 8 along with the hole drilling rod 7, a user can observe the descending depth of the hole drilling bit 9 at the position of the opening of the shell 1, the excavated soil can be pushed out of the device outside by the rotating plate 11, generated dust can enter the dust collecting pipe 19 from the dust collecting hole 20 to be uniformly treated, after the hole is drilled, the depth of the meter recording device 8 is recorded, the hole drilling bit 9 is retracted, the motor 5 at the hole drilling rod 7 is closed, the motor 5 at the supporting rod 3 is electrified to enable the supporting rod 3 to rotate to drive the rotating frame 4 to rotate, the sampling bit 16 is stopped facing the hole opening, the motor 5 at the position of the sampling rod 17 is electrified at the moment, the utility model discloses a coal mine sampling device, including the sampling drill bit 16, the motor 5, the fan 18, the sample is taken out, the depth zero clearing processing of the meter memory 8, the reversing screw thread pipe 15, let wheel 12 prop up the device, mobile device is to the next department of waiting to take a sample, repeated sampling operation, it is comparatively convenient to remove and fix whole device, conveniently remove through wheel 12, carry easily, and mobile device can not influence the fixed use of device, make the practicality of whole coal mine sampling device obtain fine improvement, just so accomplish whole coal mine sampling device's use.
Although embodiments of the present invention 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 invention, the scope of which is defined in the appended claims and their equivalents.