CN214836105U - A sampling device for colliery is in pit - Google Patents
A sampling device for colliery is in pit Download PDFInfo
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- CN214836105U CN214836105U CN202023266189.9U CN202023266189U CN214836105U CN 214836105 U CN214836105 U CN 214836105U CN 202023266189 U CN202023266189 U CN 202023266189U CN 214836105 U CN214836105 U CN 214836105U
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- fixedly connected
- backup pad
- sampling device
- drill bit
- piston
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Abstract
The utility model discloses a sampling device for colliery is pit, including backup pad and a plurality of support column, the lower extreme of backup pad is rotated and is connected with the base, the lower extreme fixedly connected with drill bit of base, the upper end fixedly connected with driving motor of backup pad, the upper end of backup pad is rotated and is connected with driving pulley, the upper end of backup pad is rotated and is connected with driven pulley, the basin has been seted up on the lateral wall of backup pad, sliding connection has the piston on the inner wall of basin, the rectangular channel has all been seted up to the upper end of every support column. The utility model discloses a set up band pulley mechanism and crank link mechanism, can drive driving pulley when driving motor drive drill bit rotates and rotate, driven pulley drives the swiveling wheel and rotates, and under the articulate drive, the connecting rod can promote the piston and make reciprocal linear motion along the horizontal plane to the piston can be with the water in the basin release through the outlet pipe and spray the drill bit on, realize carrying out refrigerated function to the drill bit.
Description
Technical Field
The utility model relates to a mechanical mine exploration technical field especially relates to a sampling device for colliery is pit.
Background
The coal bed sampling aims to determine the processing technical characteristics and the industrial utilization direction of coal through data obtained by testing and physical tests of coal samples, and provide reliable technical support for development and reasonable utilization of coal resources.
In general, down-sampling of coal mines is performed by a sampler, and a drill bit and a sampler of the sampler are used to obtain sample coal from a coal seam. During sampling, as the soil is hard, the surface of the drill bit generates more heat due to friction during the process of drilling the soil, which easily causes the drill bit to deform or break. However, most samplers lack a cooling device and manually spray cooling fluid onto the drill bit surface during sampling, which undoubtedly increases the work intensity for the operator. Based on this problem, the utility model provides a solution.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a sampling device used for coal mine underground.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a sampling device used in a coal mine comprises a support plate and a plurality of support columns, wherein the lower end of the support plate is rotatably connected with a base, the lower end of the base is fixedly connected with a drill bit, the upper end of the support plate is fixedly connected with a driving motor, the upper end of the support plate is rotatably connected with a driving belt wheel, the upper end of the support plate is rotatably connected with a driven belt wheel, the driving belt wheel is connected with the driven belt wheel through a belt, the driving belt wheel is coaxially and fixedly connected with an output shaft of the driving motor, the base is coaxially and fixedly connected with the driving belt wheel, a water tank is arranged on the side wall of the support plate, a piston is slidably connected on the inner wall of the water tank, a mechanism groove is arranged on the side wall of the support plate, a driving device capable of pushing the piston to do reciprocating linear motion along a horizontal plane is arranged in the mechanism groove, a rectangular groove is arranged at the upper end of each support column, and a buffer device capable of buffering the supporting plate is arranged in the rectangular groove.
Preferably, drive arrangement is including rotating the swiveling wheel of connecting at mechanism inslot top, the eccentric position department of the lower extreme of swiveling wheel rotates and is connected with the crank, the one end of keeping away from the swiveling wheel on the crank rotates and is connected with the connecting rod, keep away from articulate one end fixed connection on the connecting rod on the lateral wall of piston, swiveling wheel and the coaxial fixed connection of driven pulleys.
Preferably, buffer includes the buffer board of sliding connection on the inner wall of rectangular channel, the interior bottom fixedly connected with spring of rectangular channel, the free end of spring and the lower extreme fixed connection of buffer board.
Preferably, an air inlet pipe is installed at the inner top of the water tank, a water outlet pipe is installed on the inner wall of the water tank, and one-way valves are arranged in the air inlet pipe and the water outlet pipe.
Preferably, the side wall of the support column is fixedly connected with a guide plate, and the upper end of the guide plate is provided with a guide hole.
Preferably, the lower extreme of every support column all fixedly connected with a plurality of spacing teeth, the material of spacing tooth is iron material.
The utility model discloses following beneficial effect has:
1. through the arrangement of the belt wheel mechanism and the crank connecting rod mechanism, the driving belt wheel is driven to rotate simultaneously in the process that the driving motor drives the drill bit to rotate, the driven belt wheel drives the rotating wheel to rotate under the transmission of the belt, and the connecting rod drives the piston to do reciprocating linear motion along the horizontal plane under the drive of the crank, so that the piston can push out water in the water tank through the water outlet pipe and spray the water on the drill bit, and further the function of cooling the drill bit is realized;
2. by arranging the buffer device, the drill bit can play a role in buffering the support plate under the action of the spring and the buffer plate in the soil drilling process, and the impact of the drill bit on the support plate in the soil drilling process can be weakened to a certain extent;
3. by arranging the limiting teeth, the position of the supporting column can be fixed under the action of the limiting teeth, so that the device has certain stability; through setting up deflector and guiding hole to make the drill bit possess better precision at the in-process that bores soil.
Drawings
Fig. 1 is a schematic structural view of a sampling device for coal mine downhole provided by the utility model;
fig. 2 is a schematic structural diagram of a left side view of the sampling device for the coal mine underground provided by the utility model;
fig. 3 is a schematic structural diagram of a-a section of the sampling device for coal mine underground according to the present invention.
In the figure: the drilling machine comprises a supporting column 1, a supporting plate 2, a base 3, a drill bit 4, a driving motor 5, a driving belt wheel 6, a driven belt wheel 7, a belt 8, a mechanism groove 9, a rotating wheel 10, a crank 11, a connecting rod 12, a piston 13, an air inlet pipe 14, a water outlet pipe 15, a water tank 16, a rectangular groove 17, a spring 18, a buffer plate 19, a guide plate 20, a guide hole 21 and a limiting tooth 22.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Referring to fig. 1-3, a sampling device for a coal mine underground comprises a support plate 2 and a plurality of support columns 1, wherein guide plates 20 are fixedly connected to the side walls of the support columns 1, and guide holes 21 are formed in the upper ends of the guide plates 20. The equal fixedly connected with a plurality of spacing teeth 22 of lower extreme of every support column 1, the material of spacing tooth 22 is iron material. The lower extreme of backup pad 2 rotates and is connected with base 3, the lower extreme fixedly connected with drill bit 4 of base 3, the upper end fixedly connected with driving motor 5 of backup pad 2, the upper end of backup pad 2 rotates and is connected with driving pulley 6, the upper end of backup pad 2 rotates and is connected with driven pulley 7, driving pulley 6 passes through the belt 8 with driven pulley 7 and is connected, driving pulley 6 and driving motor 5's the coaxial fixed connection of output shaft, base 3 and the coaxial fixed connection of driving pulley 6.
The lateral wall of the supporting plate 2 is provided with a water tank 16, the inner wall of the water tank 16 is connected with a piston 13 in a sliding mode, the inner top of the water tank 16 is provided with an air inlet pipe 14, the inner wall of the water tank 16 is provided with a water outlet pipe 15, and the air inlet pipe 14 and the water outlet pipe 15 are internally provided with one-way valves. It should be noted that the check valve in the air inlet pipe 14 only allows air to enter the water tank 16 from the outside through the air inlet pipe 14, and the check valve in the water outlet pipe 15 only allows water in the water tank to flow out through the water outlet pipe 15. Set up mechanism's groove 9 on the lateral wall of backup pad 2, install in mechanism's groove 9 and can promote piston 13 and make reciprocating linear motion's drive arrangement along the horizontal plane, drive arrangement is including rotating the swiveling wheel 10 of connecting at mechanism's inslot 9 internal top, the eccentric position department of the lower extreme of swiveling wheel 10 rotates and is connected with crank 11, the one end rotation of keeping away from swiveling wheel 10 on the crank 11 is connected with connecting rod 12, the one end fixed connection of keeping away from crank 11 on connecting rod 12 is on the lateral wall of piston 13, swiveling wheel 10 and the coaxial fixed connection of driven pulleys 7.
In the use process, the driving motor 5 is turned on, the driving motor 5 drives the drill bit 4 to rotate, the driving belt wheel 6 is driven to rotate at the same time, the driven belt wheel 7 drives the rotating wheel 10 to rotate under the transmission of the belt 8, the connecting rod 12 pushes the piston 13 to do reciprocating linear motion along the horizontal plane under the driving of the crank 11, and therefore the piston 13 can push water in the water tank 16 out through the water outlet pipe 15 and spray the water on the drill bit 4, and the function of cooling the drill bit 4 is achieved. The air inlet pipe 14 can adjust the air pressure in the water tank 16, and water can be supplied to the water tank 16 through the air inlet pipe 14. In the process of drilling soil, the drill bit 4 can play a role in buffering the support plate 2 under the action of the spring 18 and the buffer plate 19, and can weaken impact and vibration generated by the drill bit 4 to the support plate 2 in the process of drilling soil to a certain extent. Under the action of the limiting teeth 22, the position of the supporting column 1 can be fixed, so that the device has certain stability; in the process of drilling the soil, the guide holes 21 on the guide plate 20 can guide the drill bit 4, so that the drill bit 4 has better precision in the process of drilling the soil.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. A sampling device used in a coal mine underground comprises a support plate (2) and a plurality of support columns (1), and is characterized in that the lower end of the support plate (2) is rotatably connected with a base (3), the lower end of the base (3) is fixedly connected with a drill bit (4), the upper end of the support plate (2) is fixedly connected with a driving motor (5), the upper end of the support plate (2) is rotatably connected with a driving belt wheel (6), the upper end of the support plate (2) is rotatably connected with a driven belt wheel (7), the driving belt wheel (6) is connected with the driven belt wheel (7) through a belt (8), the driving belt wheel (6) is coaxially and fixedly connected with an output shaft of the driving motor (5), the base (3) is coaxially and fixedly connected with the driving belt wheel (6), a water tank (16) is arranged on the side wall of the support plate (2), and a piston (13) is slidably connected with the inner wall of the water tank (16), set up mechanism groove (9) on the lateral wall of backup pad (2), install in mechanism groove (9) and can promote piston (13) and make reciprocating linear motion's drive arrangement along the horizontal plane, rectangular channel (17) have all been seted up to the upper end of every support column (1), install in rectangular channel (17) and can play the buffer action's buffer gear to backup pad (2).
2. The underground coal mine sampling device according to claim 1, wherein the driving device comprises a rotating wheel (10) rotatably connected to the top of the inside of the mechanism groove (9), a crank (11) is rotatably connected to an eccentric position of the lower end of the rotating wheel (10), a connecting rod (12) is rotatably connected to one end of the crank (11) far away from the rotating wheel (10), one end of the connecting rod (12) far away from the crank (11) is fixedly connected to the side wall of the piston (13), and the rotating wheel (10) is coaxially and fixedly connected with the driven pulley (7).
3. The coal mine underground sampling device according to claim 1, characterized in that the buffer device comprises a buffer plate (19) which is slidably connected to the inner wall of the rectangular groove (17), a spring (18) is fixedly connected to the inner bottom of the rectangular groove (17), and the free end of the spring (18) is fixedly connected with the lower end of the buffer plate (19).
4. The underground coal mine sampling device according to claim 1, wherein an air inlet pipe (14) is installed at the top of the inner part of the water tank (16), a water outlet pipe (15) is installed on the inner wall of the water tank (16), and one-way valves are arranged in the air inlet pipe (14) and the water outlet pipe (15).
5. The underground coal mine sampling device according to claim 1, wherein a guide plate (20) is fixedly connected to the side wall of the support column (1), and a guide hole (21) is formed in the upper end of the guide plate (20).
6. The underground coal mine sampling device according to claim 1, wherein the lower end of each supporting column (1) is fixedly connected with a plurality of limiting teeth (22), and the limiting teeth (22) are made of iron materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023266189.9U CN214836105U (en) | 2020-12-30 | 2020-12-30 | A sampling device for colliery is in pit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023266189.9U CN214836105U (en) | 2020-12-30 | 2020-12-30 | A sampling device for colliery is in pit |
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| Publication Number | Publication Date |
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| CN214836105U true CN214836105U (en) | 2021-11-23 |
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| CN202023266189.9U Active CN214836105U (en) | 2020-12-30 | 2020-12-30 | A sampling device for colliery is in pit |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114289765A (en) * | 2021-12-14 | 2022-04-08 | 檀超 | Multifunctional hole expanding drill bit |
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2020
- 2020-12-30 CN CN202023266189.9U patent/CN214836105U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114289765A (en) * | 2021-12-14 | 2022-04-08 | 檀超 | Multifunctional hole expanding drill bit |
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