CN212428563U - Coal mining sampling device - Google Patents

Coal mining sampling device Download PDF

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Publication number
CN212428563U
CN212428563U CN201921758500.6U CN201921758500U CN212428563U CN 212428563 U CN212428563 U CN 212428563U CN 201921758500 U CN201921758500 U CN 201921758500U CN 212428563 U CN212428563 U CN 212428563U
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CN
China
Prior art keywords
screw rod
rod
sampling device
coal mining
screw
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201921758500.6U
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Chinese (zh)
Inventor
徐皓
刘铭
刘江
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Chongqing Vocational Institute of Engineering
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Chongqing Vocational Institute of Engineering
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Priority to CN201921758500.6U priority Critical patent/CN212428563U/en
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Publication of CN212428563U publication Critical patent/CN212428563U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model provides a coal mining sampling device. The coal mining and sampling device comprises a support frame; the sampling mechanism is arranged inside the supporting frame; the sliding mechanism is fixed at the bottom end of the supporting frame; the fixing mechanism is arranged at the top end of the sliding mechanism and comprises a fixing box, a screw rod, a rubber pad, a clamping plate and a gear, the fixing box is fixed on the top surface of the sliding mechanism, the clamping plate is symmetrically arranged inside the fixing box, the gear is connected inside the clamping plate in a sliding mode, the inside of the gear is in threaded connection with the screw rod, and the rubber pad is arranged on the bottom surface of the screw rod; the inside of the fixed box is rotatably connected with the screw rod, and the screw rod is meshed with the gear; and the connecting mechanism is clamped with one end of the screw rod. The utility model provides a coal exploitation sampling device improves exploitation sample stability.

Description

Coal mining sampling device
Technical Field
The utility model relates to a coal exploitation technical field especially relates to a coal exploitation sampling device.
Background
Sampling coal bed, according to a certain specification and requirement, taking a small representative part of the sample from the coal bed for analysis, test and identification. The coal bed sampling aims to determine the coal type, the coal quality characteristics, the change rule and the coal technological performance of the coal layer capable of being mined in a mining area or a well field through data obtained by testing and physical tests of a coal sample so as to correctly 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.
Before taking a sample, need transport the sampler to the sampling place, at the in-process of outdoor sampling, because ground unevenness, the sampler is difficult to set level, leads to the sampler to rock violently subaerial, influences the stability of sampler, inconvenient people's use. And the sampling process of harder rock can cause damage, so that a new coal mining sampling device is needed to solve the technical problem.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a technical problem provide an improve the coal exploitation sampling device who adopts the sample stability and protect the sampling machine drilling rod.
In order to solve the technical problem, the utility model provides a coal mining sampling device includes: a support frame; the sampling mechanism is arranged inside the supporting frame; the sliding mechanism is fixed at the bottom end of the supporting frame; the fixing mechanism is arranged at the top end of the sliding mechanism and comprises a fixing box, a screw rod, a rubber pad, a clamping plate and a gear, the fixing box is fixed on the top surface of the sliding mechanism, the clamping plate is symmetrically arranged inside the fixing box, the gear is connected inside the clamping plate in a sliding mode, the inside of the gear is in threaded connection with the screw rod, and the rubber pad is arranged on the bottom surface of the screw rod; the inside of the fixed box is rotatably connected with the screw rod, and the screw rod is meshed with the gear; the connecting mechanism is clamped at one end of the screw rod; the protection mechanism is arranged on the inner side wall of the support frame.
Preferably, the support frame comprises an upper support column and a lower support column, and the upper support column is installed inside the lower support column.
Preferably, protection machanism includes retaining ring, scraper blade, connecting plate, first spring, first guide arm, second spring and second guide arm, the connecting plate is installed on the lateral wall of lower support column, just the center department of connecting plate is connected with the circular shape retaining ring, the center department of retaining ring installs the drilling rod, the internally mounted of connecting plate has the scraper blade, just the first guide arm of top welding of scraper blade, just the cover is equipped with first spring on the first guide arm, the one end of first guide arm is contradicted the second guide arm, just the cover is equipped with the second spring on the second guide arm.
Preferably, the sampling mechanism comprises a drill rod, a motor, a fixing frame and a hydraulic push rod, the hydraulic push rod is mounted on the top surface of the supporting frame, and the bottom end of the hydraulic push rod is fixedly connected with the fixing frame; the bottom fixed connection of mount the motor, just the bottom of motor rotates to be connected the spiral drilling rod.
Preferably, the sliding mechanism comprises a wheel and a support plate, the support plate is mounted at the bottom end of the support frame, and the wheel is mounted at the bottom end of the support plate.
Preferably, the top surface of the supporting plate is fixedly connected with the fixed box, the inside of the fixed box is slidably connected with the screw rod, and the screw rod is in threaded connection with the supporting plate.
Preferably, the connecting mechanism comprises a rocker, a convex column and a clamping groove, the clamping groove in the hexagonal prism shape is formed in one end of the screw rod, the convex column in the hexagonal prism shape is connected to the inside of the clamping groove in a sliding mode, and one end of the convex column is fixedly connected with the rocker.
Preferably, the top end of the support frame is provided with a hook, and the hook is clamped with the rocker.
Preferably, the maximum distance between the bottom surface of the screw and the bottom surface of the support plate is greater than the height of the wheel, and half of the height of the screw is greater than the height of the fixed box.
Compared with the prior art, the utility model provides a coal mining sampling device has following beneficial effect:
(1) the utility model provides a coal mining sampling device, when moving the device to the sampling place, when one end of the supporting frame inclines, the connecting mechanism is rotated to make the connecting mechanism drive the screw rod to rotate in the fixed box, the screw rod rotates to drive the gear to rotate in the splint, the gear is in threaded connection with the screw rod, the gear rotates to drive the screw rod to rotate downwards in the fixed box, the screw rod drives the rubber pad to rotate downwards, the rubber pad moves downwards to contact with the ground, the screw rod continues to move downwards, the screw rod drives the rubber pad to move, the sliding mechanism is separated from the ground, after four sliding mechanisms are separated from the ground, the screw rod continues to rotate, the screw rod drives the sliding mechanism to move, through adjusting the screw rod bottom surface with distance makes four between the slide mechanism bottom surface slide mechanism is located the coplanar inside, thereby makes the support frame with the vertical bottom surface that is located of sampling mechanism is convenient sampling mechanism rotates and gets into the ground end and takes a sample, just when sampling mechanism rotates, the rubber pad does sampling mechanism shock attenuation reduces rocking degree when sampling mechanism uses improves the stability when sampling mechanism uses.
(2) The utility model provides a coal mining sampling device is meetting harder coal layer and is carrying out the sampling in-process, and protection machanism is favorable to protecting the drilling rod, prevents that great vibration from appearing in the drilling rod to be favorable to protecting the head of drilling rod, can take off the loosening soil around the drilling rod to around, make things convenient for the drilling rod to enter into the inside of stratum.
Drawings
Fig. 1 is a schematic structural diagram of a preferred embodiment of a coal mining sampling device provided by the present invention;
FIG. 2 is a schematic view of the internal structure of the fixing mechanism shown in FIG. 1;
FIG. 3 is an exploded view of the rocker and the boss shown in FIG. 2;
fig. 4 is a schematic view of the internal structure of the protection mechanism shown in fig. 1.
Reference numbers in the figures: 1. the device comprises a support frame, 11, an upper support column, 12, a lower support column, 2, a sampling mechanism, 21, a drill rod, 22, a motor, 23, a fixing frame, 24, a hydraulic push rod, 3, a sliding mechanism, 31, wheels, 32, a support plate, 4, a hook, 5, a connecting mechanism, 51, a rocker, 52, a convex column, 53, a clamping groove, 6, a fixing mechanism, 61, a fixing box, 62, a screw rod, 63, a screw rod, 64, a rubber pad, 65, a clamping plate, 66, a gear, 7, a protection mechanism, 71, a retaining ring, 72, a scraper blade, 73, a connecting plate, 74, a first spring, 75, a first guide rod, 76, a second spring, 77 and a second guide rod.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and embodiments.
Please refer to fig. 1, fig. 2, fig. 3 and fig. 4 in combination, in which fig. 1 is a schematic structural diagram of a preferred embodiment of a coal mining sampling device provided by the present invention; FIG. 2 is a schematic view of the internal structure of the fixing mechanism shown in FIG. 1; FIG. 3 is an exploded view of the rocker and the boss shown in FIG. 2; fig. 4 is a schematic view of the internal structure of the protection mechanism shown in fig. 1. Coal mining sampling device includes: a support frame 1; the sampling mechanism 2 is arranged in the support frame 1, and the sampling mechanism 2 is arranged in the support frame 1; the sliding mechanism 3 is fixed at the bottom end of the support frame 1; the fixing mechanism 6 is mounted at the top end of the sliding mechanism 3, the fixing mechanism 6 comprises a fixing box 61, a screw rod 62, a screw rod 63, a rubber pad 64, a clamping plate 65 and a gear 66, the fixing box 61 is fixed on the top surface of the sliding mechanism 3, the clamping plate 65 is symmetrically mounted inside the fixing box 61, the gear 66 is slidably connected inside the clamping plate 65, the inside of the gear 66 is in threaded connection with the screw rod 63, and the rubber pad 64 is mounted on the bottom surface of the screw rod 63; the inner part of the fixed box 61 is rotatably connected with the screw rod 62, and the screw rod 63 is meshed with the gear 66; the connecting mechanism 5 is clamped at one end of the screw rod 62 by the connecting mechanism 5; and the protection mechanism 7 is arranged on the inner side wall of the support frame 1.
Specifically, support frame 1 includes support column 11 and bottom suspension dagger 12, it installs to go up support column 11 the inside of bottom suspension dagger 12 realizes going up the slip between support column 11 and the bottom suspension dagger 12.
Specifically, the protection mechanism 7 includes a retainer ring 71, a scraper 72, a connecting plate 73, a first spring 74, a first guide rod 75, a second spring 76 and a second guide rod 77, the connecting plate 73 is installed on the outer side wall of the lower support pillar 12, the center of the connecting plate 73 is connected with the circular retainer ring 71, the drill rod 21 is installed at the center of the retainer ring 71, the scraper 72 is installed inside the connecting plate 73, the first guide rod 75 is welded to the top of the scraper 72, the first spring 74 is sleeved on the first guide rod 75, one end of the first guide rod 75 abuts against the second guide rod 77, the second spring 76 is sleeved on the second guide rod 77, and in the sampling process when a hard coal layer is encountered, the protection mechanism 7 is favorable for protecting the drill rod 21, preventing the drill rod 21 from generating large vibration, and is favorable for protecting the head of the drill rod 21, the soil loosening around the drill rod 21 can be pulled away to the periphery, the drill rod 21 can conveniently enter the rock stratum, and the sampling efficiency is improved.
Specifically, the sampling mechanism 2 comprises a drill rod 21, a motor 22, a fixing frame 23 and a hydraulic push rod 24, the hydraulic push rod 24 is mounted on the top surface of the support frame 1, and the bottom end of the hydraulic push rod 24 is fixedly connected with the fixing frame 23; the bottom end of the fixing frame 23 is fixedly connected with the motor 22, the bottom end of the motor 22 is rotatably connected with the spiral drill rod 21, the spiral drill rod 21 is driven to rotate by the motor 22 conveniently, the fixing frame 23 and the motor 22 are pushed by the hydraulic push rod 24 to move downwards, when the drill rod 21 rotates, the drill rod 21 moves downwards to enter the ground, and the drill rod 21 rotates to enter the ground to sample coal.
Specifically, the sliding mechanism 3 includes a wheel 31 and a support plate 32, the support plate 32 is installed at the bottom end of the support frame 1, the wheel 31 is installed at the bottom end of the support plate 32, the wheel 31 is fixed on the bottom surface of the support plate 32 for convenience, and the wheel 31 rolls on the ground, so as to push the support frame 1 to move on the ground.
Specifically, the top surface of the supporting plate 32 is fixedly connected to the fixing box 61, the inside of the fixing box 61 is slidably connected to the screw 63, and the screw 63 is in threaded connection with the supporting plate 32, so that the screw 63 can move from the inside of the supporting plate 32 conveniently, and the supporting plate 32 fixes the screw 63, and the screw 63 is prevented from moving freely inside the fixing box 61.
Specifically, the connecting mechanism 5 includes a rocker 51, a convex column 52 and a slot 53, one end of the screw rod 62 is provided with the slot 53 having a hexagonal prism shape, the inside of the slot 53 is slidably connected with the convex column 52 having a hexagonal prism shape, and one end of the convex column 52 is fixedly connected with the rocker 51, so that the convex column 52 is clamped with the slot 53 in order to facilitate the convex column 52 to enter the inside of the slot 53, thereby rotating the rocker 51, the rocker 51 drives the convex column 52 to rotate, and the convex column 52 drives the screw rod 62 to rotate inside the fixed box 61.
Specifically, the top end of the support frame 1 is provided with a hook 4, the hook 4 is clamped with the rocker 51, and in order to hang the rocker 51 on the hook 4 when the rocker 51 is not used, the support frame 1 is convenient to drive the rocker 51 to move.
Specifically, the maximum distance between the bottom surface of the screw 63 and the bottom surface of the supporting plate 32 is greater than the height of the wheel 31, and a half of the height of the screw 63 is greater than the height of the fixed box 61, so that after the rubber pad 64 moves to contact the ground, the screw 63 drives the rubber pad 64 to continue to move downwards, the screw 63 drives the supporting plate 32 to move downwards, the wheel 31 is separated from the ground, and the wheel 31 is suspended.
The utility model provides a coal mining sampling device's theory of operation as follows: and moving the support frame 1, wherein the support frame 1 drives the wheels 31 to roll on the ground, so as to drive the support frame 1 to move, and the support frame 1 is carried to a proper sampling place. The convex column 52 enters the inside of one of the slots 53, so that the convex column 52 is clamped with the slot 53, the rocker 51 is rotated, the rocker 51 drives the convex column 52 to rotate, the convex column 52 drives the screw rod 62 to rotate inside the fixed box 61, the screw rod 62 rotates to drive the gear 66 to rotate inside the clamping plate 65, the gear 66 is in threaded connection with the screw rod 63, the screw rod 63 rotates to drive the screw rod 63 to rotate downwards inside the fixed box 61 by using the principle of a turbine screw rod, the screw rod 63 drives the rubber pad 64 to rotate downwards, the rubber pad 64 moves downwards to be in contact with the ground, the rocker 51 continues to rotate, the screw rod 63 continues to move downwards, the screw rod 63 drives the rubber pad 64 to move, the wheel 31 is separated from the ground, and the rocker 51 is inserted into the other slot 53, the other wheel 31 is disengaged from the ground in the same way. When the four wheels 31 are separated from the ground, the screw rod 62 is continuously rotated, so that the screw rod 63 drives the support plate 32 to move, and the four support plates 32 are positioned in the same plane on the uneven ground by adjusting the distance between the bottom surface of the screw rod 63 and the bottom surface of the support plate 32, so that the support frame 1 and the sampling mechanism 2 are vertically positioned on the bottom surfaces. The device is connected to a power supply, the motor 22 is turned on, the motor 22 drives the drill rod 21 to rotate, the hydraulic push rod 24 is turned on, the hydraulic push rod 24 pushes the fixing frame 23 and the motor 22 to move downwards, the drill rod 21 moves downwards to enter the ground when the drill rod 21 rotates, the drill rod 21 rotates to enter the ground to sample coal, and when the drill rod 21 is spiral, the rubber pad 64 absorbs shock of the drill rod 21, reduces the shaking degree of the drill rod 21 during use, and improves the stability of the drill rod 21 during use. After the use is finished, the screw rod 62 is rotated, so that the screw rod 63 and the rubber pad 64 move downwards, the wheel 31 is in contact with the ground, and people can conveniently push the support frame 1 to move on the ground.
Compared with the prior art, the utility model provides a coal mining sampling device has following beneficial effect:
the utility model provides a coal mining sampling device, when moving this device to the sample place, when the one end of support frame 1 inclines, rotate coupling mechanism 5, make coupling mechanism 5 drive lead screw 62 and rotate in the inside of fixed case 61, lead screw 62 rotates and drives gear 66 and rotates in the inside of splint 65, threaded connection between gear 66 and screw 63, gear 66 rotates and drives screw 63 and rotates downwards in the inside of fixed case 61, screw 63 drives rubber pad 64 rotates downwards, rubber pad 64 moves downwards and contacts with the ground, screw 63 continues the downward motion, makes screw 63 drive rubber pad 64 move, makes slide mechanism 3 break away from with the ground, when four slide mechanism 3 breaks away from with the ground, continues to rotate lead screw 62, make screw rod 63 drives slide mechanism 3 motions, through adjusting screw rod 63 bottom surface with distance makes four between the 3 bottom surfaces of slide mechanism 3 is located the coplanar inside, thereby makes support frame 1 with 2 vertical positions in the bottom surface of sampling mechanism, it is convenient sampling mechanism 2 rotates and gets into the ground end and take a sample, just when sampling mechanism 2 rotates, rubber pad 64 does 2 shock absorbers of sampling mechanism reduce the rocking degree when sampling mechanism 2 uses improves the stability when sampling mechanism 2 uses.
The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims (9)

1. A coal mining sampling device, comprising:
a support frame;
the sampling mechanism is arranged inside the supporting frame;
the sliding mechanism is fixed at the bottom end of the supporting frame;
the fixing mechanism is arranged at the top end of the sliding mechanism and comprises a fixing box, a screw rod, a rubber pad, a clamping plate and a gear, the fixing box is fixed on the top surface of the sliding mechanism, the clamping plate is symmetrically arranged inside the fixing box, the gear is connected inside the clamping plate in a sliding mode, the inside of the gear is in threaded connection with the screw rod, and the rubber pad is arranged on the bottom surface of the screw rod; the inside of the fixed box is rotatably connected with the screw rod, and the screw rod is meshed with the gear;
the connecting mechanism is clamped at one end of the screw rod;
the protection mechanism is arranged on the inner side wall of the support frame.
2. The coal mining sampling device of claim 1, wherein the support frame comprises an upper support column and a lower support column, the upper support column being mounted inside the lower support column.
3. The coal mining sampling device of claim 2, wherein the sampling mechanism comprises a drill rod, a motor, a fixing frame and a hydraulic push rod, the hydraulic push rod is mounted on the top surface of the supporting frame, and the bottom end of the hydraulic push rod is fixedly connected with the fixing frame; the bottom fixed connection of mount the motor, just the bottom of motor rotates to be connected the spiral drilling rod.
4. The coal mining and sampling device of claim 3, wherein the protection mechanism comprises a check ring, a scraper, a connecting plate, a first spring, a first guide rod, a second spring and a second guide rod, the connecting plate is installed on the outer side wall of the lower support column, the center of the connecting plate is connected with the circular check ring, the drill rod is installed at the center of the check ring, the scraper is installed inside the connecting plate, the first guide rod is welded at the top of the scraper, the first guide rod is sleeved with the first spring, one end of the first guide rod abuts against the second guide rod, and the second guide rod is sleeved with the second spring.
5. The coal mining sampling device of claim 1, wherein the sliding mechanism includes a wheel and a support plate, the support plate being mounted to a bottom end of the support frame, and the wheel being mounted to a bottom end of the support plate.
6. The coal mining sampling device of claim 5, wherein the top surface of the support plate is fixedly connected with the fixed box, the screw is slidably connected inside the fixed box, and the screw is in threaded connection with the support plate.
7. The coal mining sampling device of claim 1, wherein the connecting mechanism comprises a rocker, a convex column and a clamping groove, one end of the screw rod is provided with the clamping groove in a hexagonal prism shape, the interior of the clamping groove is slidably connected with the convex column in the hexagonal prism shape, and one end of the convex column is fixedly connected with the rocker.
8. The coal mining sampling device of claim 7, wherein a hook is mounted to a top end of the support frame and engages the rocker.
9. The coal mining sampling device of claim 5, wherein the maximum distance between the bottom surface of the screw and the bottom surface of the support plate is greater than the height of the wheel, and half the height of the screw is greater than the height of the stationary box.
CN201921758500.6U 2019-10-18 2019-10-18 Coal mining sampling device Expired - Fee Related CN212428563U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201921758500.6U CN212428563U (en) 2019-10-18 2019-10-18 Coal mining sampling device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201921758500.6U CN212428563U (en) 2019-10-18 2019-10-18 Coal mining sampling device

Publications (1)

Publication Number Publication Date
CN212428563U true CN212428563U (en) 2021-01-29

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201921758500.6U Expired - Fee Related CN212428563U (en) 2019-10-18 2019-10-18 Coal mining sampling device

Country Status (1)

Country Link
CN (1) CN212428563U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110578467A (en) * 2019-10-18 2019-12-17 重庆工程职业技术学院 Coal mining sampling device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110578467A (en) * 2019-10-18 2019-12-17 重庆工程职业技术学院 Coal mining sampling device
CN110578467B (en) * 2019-10-18 2024-04-05 重庆工程职业技术学院 Coal exploitation sampling device

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CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20210129

Termination date: 20211018