CN221074169U - Coring drilling device for coal bed sampling - Google Patents
Coring drilling device for coal bed sampling Download PDFInfo
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- CN221074169U CN221074169U CN202323277255.6U CN202323277255U CN221074169U CN 221074169 U CN221074169 U CN 221074169U CN 202323277255 U CN202323277255 U CN 202323277255U CN 221074169 U CN221074169 U CN 221074169U
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- core drilling
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- 239000003245 coal Substances 0.000 title claims abstract description 63
- 238000005070 sampling Methods 0.000 title claims abstract description 34
- 238000005553 drilling Methods 0.000 title claims abstract description 21
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 10
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 10
- 241001330002 Bambuseae Species 0.000 claims description 10
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 10
- 239000011425 bamboo Substances 0.000 claims description 10
- 238000010079 rubber tapping Methods 0.000 claims description 2
- 239000002689 soil Substances 0.000 abstract description 10
- 230000005484 gravity Effects 0.000 description 5
- 230000002265 prevention Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000005065 mining Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000001174 ascending effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000002817 coal dust Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000005755 formation reaction Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005527 soil sampling Methods 0.000 description 1
- 230000002269 spontaneous effect Effects 0.000 description 1
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- Sampling And Sample Adjustment (AREA)
Abstract
The utility model belongs to the technical field of coal seam sampling, in particular to a core drilling device for coal seam sampling, which comprises a footstock, wherein the top of the footstock is fixedly connected with a driver, the driving end of the driver is fixedly connected with a cylinder, the lower side wall of the cylinder is fixedly connected with a threaded drill bit, a collecting assembly is arranged in the cylinder, and the collecting assembly comprises a collecting cylinder and a threaded limiting ring; according to the utility model, the driver drives the screw drill bit to rotate to drill and sample soil, the coal bed samples enter the collecting cylinder to be collected, the screw limiting ring and the collecting cylinder are disassembled in sequence after sampling is completed, and the collecting cylinder is opened to rapidly and completely take out the coal bed samples.
Description
Technical Field
The utility model relates to the technical field of coal seam sampling, in particular to a core drilling device for coal seam sampling.
Background
Coal mines are areas where coal resources are mined in mining areas rich in coal, are generally divided into underground coal mines and open pit coal mines, coal is generally selected to be mined into underground mining roadways when a coal seam is far away from the ground surface, the underground coal mines are generally selected to be mined by directly stripping off earth formations when the coal seam is very close to the ground surface, the open pit coal mines are the vast majority of coal mines in China belong to the underground coal mines, the coal mine range comprises overground underground and large areas of related facilities, and the task of coal exploration comprises understanding coal-bearing strata, coal seams and the recoverable coal seams, coal quality and coal types, structures, hydrogeological conditions and other mining technical conditions such as geological conditions of coal seam roof and floor engineering, coal seam gas components and contents, coal dust explosion, coal spontaneous combustion tendency, ground temperature and gradient change and the like.
The prior Chinese patent with the bulletin number of CN215573865U discloses a coal mine geological drilling sampling device, which belongs to the technical field of geological investigation equipment. The utility model provides a colliery geological drilling sampling device, includes a support section of thick bamboo, the inside of support section of thick bamboo is provided with the connecting rod, the one end fixedly connected with hexagonal ring of connecting rod, the inside threaded connection of hexagonal ring has the connecting pipe, the other end threaded connection of connecting pipe has a collection section of thick bamboo, rectangular hole has been seted up to the surface of collection section of thick bamboo, the inside in rectangular hole is provided with the pivot; according to the utility model, the spring is downwards pressed by the soil by utilizing the gravity of the soil, the collecting hopper is rotated towards the direction close to the collecting cylinder by utilizing the downward movement of the connecting block, the connecting strip and the carrying plate, and the collecting hopper is closed, so that the purity of a sample is ensured in the ascending process of the collecting cylinder, the phenomenon of falling in the ascending process of the collecting cylinder is avoided, the labor intensity of workers is reduced, and the working efficiency of soil sampling is reduced.
With respect to the above and related art, the inventors believe that there are often the following drawbacks: the device enables soil to enter the collecting cylinder from the side direction by lifting the supporting cylinder in a reciprocating manner, the collecting speed of the soil in the mode is relatively slow depending on manual speed, sampling and collecting work of the soil cannot be completed rapidly, and improvement is needed; accordingly, an coring drilling apparatus for sampling a coal seam is proposed in view of the above-described problems.
Disclosure of utility model
In order to overcome the defects in the prior art and solve the technical problems, the utility model provides a core drilling device for sampling a coal bed.
The technical scheme adopted for solving the technical problems is as follows: the utility model discloses a coring drilling device for sampling a coal seam, which comprises a footstock, wherein a driver is fixedly connected to the top of the footstock, a cylinder body is fixedly connected to the driving end of the driver, a threaded drill bit is fixedly connected to the lower side wall of the cylinder body, a collecting assembly is arranged in the cylinder body and comprises a collecting cylinder and a threaded limiting ring, the collecting cylinder is arranged in the cylinder body, threads are formed in the inner wall of the cylinder body in a tapping mode, the threaded limiting ring is in threaded connection with the cylinder body, a leakage-preventing assembly is arranged in the threaded limiting ring, the leakage-preventing assembly comprises a mounting seat, the mounting seat is fixedly arranged in the threaded limiting ring, the collecting cylinder is inserted into the cylinder body, then the threaded limiting ring is connected with the cylinder body, the collecting cylinder is fixedly prevented from falling, a worker holds an anti-slip handle when sampling the coal seam, the coal seam sample enters the collecting cylinder through the threaded limiting ring, the threaded drill bit is rotated to sample the soil, the collecting cylinder and the collecting cylinder is detached in sequence after the sampling is completed, the collecting cylinder can be taken out quickly and the coal seam sample can be sampled in a complete mode compared with the prior art, and the sampling speed can be increased.
Preferably, the collecting vessel consists of two half-shells which are connected in rotation by a shaft.
Preferably, the collecting assembly further comprises a plurality of spring telescopic rods, the spring telescopic rods are fixedly arranged at the top of the inner wall of the cylinder body, after the threaded limiting rings are disassembled, the collecting cylinder is partially ejected out of the cylinder body by the elastic force of the spring telescopic rods, and further, workers can conveniently hold the collecting cylinder and withdraw the collecting cylinder.
Preferably, the two sides of the bottom of the threaded limiting ring are symmetrically provided with sliding grooves, the inside of each sliding groove is connected with a clamping block in a sliding mode, and the clamping blocks penetrate through the threaded limiting ring.
Preferably, the lateral wall fixedly connected with spring one of fixture block, and the other end fixed mounting of spring one is in the inside of spout, and the back is installed to the screw thread spacing ring, and the fixture block inserts the inside of draw-in groove through spring one spring force, and then carries out secondary fixation to screw thread spacing ring and barrel, effectively avoids screw thread spacing ring not hard up or drops, when needing to dismantle the screw thread spacing ring, inwards presses the cardboard and withdraws from the draw-in groove, and then rotates and take off screw thread spacing ring.
Preferably, the collecting assembly further comprises two clamping grooves symmetrically formed in two sides of the lower side wall of the cylinder body.
Preferably, the feed inlet has been seted up to the surface symmetry of mount pad, and during the sample, the coal bed sample is rotated by the feed inlet promotion baffle and is opened, and then gets into the inside of the collection section of thick bamboo and collect, and after the sample was accomplished, the baffle received the rotatory feed inlet that blocks up of the effect of coal bed sample gravity down, and then avoids the sample to drop by the inside of the collection section of thick bamboo.
Preferably, the side wall of the feed inlet is connected with a baffle through shaft rotation.
Preferably, two opposite sides of the baffle are fixedly connected with a second spring, and the baffle props against the mounting seat through the elastic force of the second spring so as to block the feed inlet.
Preferably, the two sides of the top seat are symmetrically and fixedly connected with anti-slip handles.
The utility model has the advantages that:
1. According to the utility model, the driver drives the screw drill bit to rotate to drill and sample soil, the coal bed samples enter the collecting cylinder to be collected, the screw limiting ring and the collecting cylinder are disassembled in sequence after sampling is completed, and the collecting cylinder is opened to rapidly and completely take out the coal bed samples.
2. According to the utility model, the baffle plate is pushed by the feed inlet to rotate and open so as to enter the collecting cylinder for collecting, and after sampling is completed, the baffle plate is rotated under the action of the gravity of the coal bed sample to block the feed inlet, so that the sample is prevented from falling from the collecting cylinder.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained from these drawings without inventive faculty for a person skilled in the art.
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a cross-sectional view of the cartridge of the present utility model;
FIG. 3 is a schematic view of the collection assembly of the present utility model in an expanded configuration;
FIG. 4 is a schematic view of the structure A of FIG. 3 according to the present utility model;
FIG. 5 is a schematic view of the leakage prevention assembly of the present utility model in an expanded configuration.
In the figure: 1. a top base; 2. a driver; 3. a cylinder; 4. a screw drill; 5. a collection assembly; 51. a collection cylinder; 52. a thread limiting ring; 53. a spring telescoping rod; 54. a chute; 55. a clamping block; 56. a first spring; 57. a clamping groove; 511. a half shell; 6. a leak prevention assembly; 61. a mounting base; 62. a feed inlet; 63. a baffle; 64. a second spring; 7. an anti-slip handle.
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. 1-5, a core drilling device for sampling coal seam includes a footstock 1, a driver 2 is fixedly connected to the top of the footstock 1, a cylinder 3 is fixedly connected to the driving end of the driver 2, a threaded drill bit 4 is fixedly connected to the lower side wall of the cylinder 3, a collection assembly 5 is mounted in the cylinder 3, the collection assembly 5 includes a collection cylinder 51 and a threaded limit ring 52, the collection cylinder 51 is mounted in the cylinder 3, threads are formed in the inner wall of the cylinder 3, the threaded limit ring 52 is in threaded connection with the cylinder 3, a leakage prevention assembly 6 is mounted in the threaded limit ring 52, the leakage prevention assembly 6 includes a mounting seat 61, the mounting seat 61 is fixedly mounted in the threaded limit ring 52, the collection cylinder 51 is inserted into the cylinder 3, then the threaded limit ring 52 is connected with the cylinder 3, the collection cylinder 51 is fixedly prevented from falling, during sampling coal seam, a worker holds an anti-slip handle 7, the driver 2 drives the threaded drill bit 4 to drill and samples soil, the sample is collected by the inside the threaded limit ring 52, after the completion, the threaded limit ring 52 is sequentially removed from the collection cylinder 52, the sample can be removed from the collection cylinder 51, and the sample can be sampled in the whole coal seam, and the sample can be collected in the prior art.
The cartridge 51 is composed of two half-shells 511 which are rotatably connected by a shaft, the cartridge 51 being rotatably openable.
The collecting assembly 5 further comprises a plurality of spring telescopic rods 53, the spring telescopic rods 53 are fixedly arranged at the top of the inner wall of the cylinder body 3, after the threaded limiting rings 52 are disassembled, the collecting cylinder 51 is partially ejected out of the cylinder body 3 under the elastic force of the spring telescopic rods 53, and therefore workers can conveniently hold and withdraw the collecting cylinder 51.
The sliding grooves 54 are symmetrically formed in two sides of the bottom of the threaded limiting ring 52, clamping blocks 55 are connected inside the sliding grooves 54 in a sliding mode, and the clamping blocks 55 penetrate through the threaded limiting ring 52.
The side wall fixedly connected with spring one 56 of fixture block 55, and the other end fixed mounting of spring one 56 is in the inside of spout 54, and after the installation of screw thread spacing ring 52, the fixture block 55 inserts the inside of draw-in groove 57 through the spring force of spring one 56, and then carries out secondary fixation to screw thread spacing ring 52 and barrel 3, effectively avoids screw thread spacing ring 52 not hard up or drop, when needing to dismantle screw thread spacing ring 52, inwards presses the cardboard and withdraws from draw-in groove 57, and then rotates and take off screw thread spacing ring 52.
The collecting assembly 5 further comprises two clamping grooves 57, and the clamping grooves 57 are symmetrically formed in two sides of the lower side wall of the cylinder 3.
Feed inlet 62 has been seted up to the surface symmetry of mount pad 61, and during the sample, the coal seam sample is rotated by feed inlet 62 promotion baffle 63 and is opened, and then gets into the inside of collection section of thick bamboo 51 and collect, and after the sample was accomplished, baffle 63 received the rotatory feed inlet 62 of blocking of coal seam sample gravity effect down, and then avoids the sample to drop by the inside of collection section of thick bamboo 51.
The side wall of the feed port 62 is rotatably connected to a baffle 63 by a shaft.
The opposite side of the two baffles 63 is fixedly connected with a second spring 64, and the baffles 63 are propped against the mounting seat 61 through the elastic force of the second spring 64, so that the feed inlet 62 is blocked.
The two sides of the top seat 1 are symmetrically and fixedly connected with anti-slip handles 7.
All electric components in the scheme are connected with an adaptive power supply through wires by a person skilled in the art, and an appropriate controller is selected according to actual conditions so as to meet control requirements, specific connection and control sequences, and the electric connection is completed by referring to the following working principles in the working sequence among the electric components, wherein the detailed connection means are known in the art, and the following main description of the working principles and processes is omitted from the description of electric control.
None of the parts of the device are the same as or can be implemented using prior art.
The working principle is that the collecting cylinder 51 is inserted into the cylinder 3, then the thread limiting ring 52 is connected with the cylinder 3, the collecting cylinder 51 is fixed to prevent the collecting cylinder 51 from falling, when a coal seam is sampled, a worker holds the anti-slip handle 7, the driver 2 is operated to drive the thread drill 4 to rotate to drill and sample soil, the coal seam sample enters the collecting cylinder 51 from the thread limiting ring 52 to be collected, after the sampling is completed, the thread limiting ring 52 and the collecting cylinder 51 are sequentially disassembled, and the collecting cylinder 51 is opened to rapidly and completely take out the coal seam sample, compared with the prior art, the coal seam sampling speed can be improved by sampling and collecting when drilling;
After the threaded limiting ring 52 is installed, the clamping block 55 is inserted into the clamping groove 57 through the spring force of the first spring 56, so that the threaded limiting ring 52 and the cylinder 3 are secondarily fixed, loosening or falling of the threaded limiting ring 52 is effectively avoided, and when the threaded limiting ring 52 needs to be disassembled, the clamping plate is pressed inwards to withdraw from the clamping groove 57, and the threaded limiting ring 52 is further rotated and taken down;
During sampling, the baffle 63 is pushed by the feed inlet 62 to rotate and open, so that the coal bed sample enters the collecting cylinder 51 for collection, and after sampling is completed, the baffle 63 is rotated under the action of gravity of the coal bed sample to block the feed inlet 62, so that the sample is prevented from falling from the collecting cylinder 51.
In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims.
Claims (10)
1. Core drilling equipment is used in coal seam sample, including footstock (1), its characterized in that: the utility model provides a drive-in device for the gas turbine engine, including footstock (1), top fixedly connected with driver (2) of footstock (1), drive end fixedly connected with barrel (3) of driver (2), the lower lateral wall fixedly connected with screw drill (4) of barrel (3), internally mounted of barrel (3) has collection subassembly (5), collection subassembly (5) are including collection section of thick bamboo (51) and screw thread spacing ring (52), the inside at barrel (3) is installed to collection section of thick bamboo (51), the screw thread has been seted up to the inner wall tapping of barrel (3), screw thread spacing ring (52) and barrel (3) threaded connection, internally mounted of screw thread spacing ring (52) has leak protection subassembly (6), leak protection subassembly (6) include mount pad (61), inside at screw thread spacing ring (52) of mount pad (61) fixed mounting.
2. A core drilling apparatus for sampling a coal seam as in claim 1, wherein: the collection cylinder (51) is composed of two half-shells (511) which are connected by a shaft in a rotating manner.
3. A core drilling apparatus for sampling a coal seam as in claim 1, wherein: the collecting assembly (5) further comprises a plurality of spring telescopic rods (53), and the spring telescopic rods (53) are fixedly arranged at the top of the inner wall of the cylinder body (3).
4. A core drilling apparatus for sampling a coal seam as in claim 1, wherein: sliding grooves (54) are symmetrically formed in two sides of the bottom of the threaded limiting ring (52), clamping blocks (55) are connected inside the sliding grooves (54) in a sliding mode, and the clamping blocks (55) penetrate through the threaded limiting ring (52).
5. A core drilling apparatus for sampling a coal seam as in claim 4, wherein: the side wall of the clamping block (55) is fixedly connected with a first spring (56), and the other end of the first spring (56) is fixedly arranged in the sliding groove (54).
6. A core drilling apparatus for sampling a coal seam as in claim 1, wherein: the collecting assembly (5) further comprises two clamping grooves (57), and the clamping grooves (57) are symmetrically formed in two sides of the lower side wall of the cylinder body (3).
7. A core drilling apparatus for sampling a coal seam as in claim 1, wherein: the surface of the mounting seat (61) is symmetrically provided with a feed inlet (62).
8. A core drilling apparatus for sampling a coal seam as in claim 7, wherein: the side wall of the feed inlet (62) is rotatably connected with a baffle (63) through a shaft.
9. A core drilling apparatus for sampling a coal seam as in claim 8, wherein: and two springs (64) are fixedly connected to the opposite sides of the two baffles (63).
10. A core drilling apparatus for sampling a coal seam as in claim 1, wherein: anti-skid handles (7) are symmetrically and fixedly connected to the two sides of the top seat (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323277255.6U CN221074169U (en) | 2023-12-04 | 2023-12-04 | Coring drilling device for coal bed sampling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323277255.6U CN221074169U (en) | 2023-12-04 | 2023-12-04 | Coring drilling device for coal bed sampling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221074169U true CN221074169U (en) | 2024-06-04 |
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ID=91264777
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323277255.6U Active CN221074169U (en) | 2023-12-04 | 2023-12-04 | Coring drilling device for coal bed sampling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221074169U (en) |
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2023
- 2023-12-04 CN CN202323277255.6U patent/CN221074169U/en active Active
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