CN211042746U

CN211042746U - Open-pit coal mining is with broken sampling device

Info

Publication number: CN211042746U
Application number: CN201921931465.3U
Authority: CN
Inventors: 乔钟槿
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-11-08
Filing date: 2019-11-08
Publication date: 2020-07-17
Anticipated expiration: 2029-11-08

Abstract

The utility model relates to the technical field of mining industry, in particular to a crushing and sampling device for open-air mining, which comprises a base, wherein a shielding cover is bolted at the middle end of the top of the base, side plates are bolted at the front side and the rear side of the top of the base, a supporting plate is bolted between the tops of the side plates, a crushing mechanism is bolted at the bottom of the supporting plate, a bearing mechanism is placed at the top of the base and positioned inside the shielding cover, a limiting mechanism is bolted at the left side of the shielding cover, and the limiting mechanism limits the bearing mechanism; the utility model discloses a base, cover, curb plate, backup pad, broken mechanism, bear mechanism and stop gear's setting for this open cut is broken sampling device for coal mine, possess and to carry out the breakage to harder coal cinder, also can avoid the advantage that the coal cinder splashes four times, solved present broken sampling device and can only take a sample to softer coal cinder, broken sampling process in addition coal cinder can splash the problem of coming four times.

Description

Open-pit coal mining is with broken sampling device

Technical Field

The utility model relates to a mining technical field specifically is a mining is with broken sampling device in open pit.

Background

Coal mines are areas where humans mine coal resources in coal-rich mining areas, and are generally divided into underground coal mines and opencast coal mines, and when a coal seam is far from the ground surface, coal mining is generally selected to an underground excavation roadway, which is the underground coal mine, and when the coal seam is very close to the ground surface, coal mining is generally selected to directly strip a surface soil layer, which is the opencast coal mine.

Need take a sample to the coal in the colliery to in advance to mine the colliery, but present broken sampling device can only take a sample to softer coal cinder, in case meet hard coal cinder just difficult broken sample, broken coal cinder in the broken sample in-process can spatter everywhere in addition, spatter easily other people, still bring the trouble for sample collection, for this propose one kind can carry out the breakage to harder coal cinder, also can avoid the broken sampling device that the coal cinder spattered everywhere to solve this problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a broken sampling device for open-air mining, possess and to carry out the breakage to harder coal cinder, also can avoid the advantage that the coal cinder spatters four times, solved present broken sampling device and can only take a sample to softer coal cinder, in case meet hard coal cinder and just difficult broken sample, broken coal cinder can spatter four times in broken sample in-process moreover and come, spatters easily and injures other people, still brings troublesome problem for the sample collection.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an open-pit mining is broken sampling device for coal mine, includes the base, the middle-end bolt at base top has the cover, the equal bolt in front side and the rear side at base top has the curb plate, the bolt has the backup pad between the top of curb plate, the bottom bolt of backup pad has broken mechanism, the top of base is located the inside of cover and has been placed and bear the mechanism, the left side bolt of cover has stop gear, stop gear carries on spacingly to bearing the mechanism, bear the mechanism including bearing the seat, bear the seat and place in the top of base, bear the top of seat and placed and bear the bowl.

Preferably, the crushing mechanism comprises an oil cylinder, the top end of the oil cylinder is bolted to the bottom of the supporting plate, the output end of the oil cylinder is bolted to a connecting block, the bottom of the connecting block is in threaded connection with a threaded column, the bottom end of the threaded column is integrally processed with a crushing block, and crushing strips are bolted to the surface of the crushing block.

Preferably, the limiting mechanism comprises a fixing ring, the surface of the fixing ring is bolted with the left side of the shielding cover, the left side of the bearing seat is bolted with a limiting ring, and a limiting rod is inserted between the fixing ring and the inner side of the limiting ring.

Preferably, the bottom end of the surface of the output end of the oil cylinder is sleeved with a shielding plate at the top of the connecting block, the shielding plate is connected with a shielding cover in a sliding mode, and vent holes are formed in the periphery of the surface of the shielding plate.

Preferably, the middle end of the bottom of the crushing bar is bolted with a crushing cone, and the crushing cone is positioned at the axle center of the bottom of the crushing block.

Preferably, four corners of the bottom of the base are bolted with supporting legs, and the supporting legs are made of steel.

Compared with the prior art, the beneficial effects of the utility model are as follows:

the utility model discloses a base, the cover that shelters from, the curb plate, a supporting plate, broken mechanism, bear mechanism and stop gear's setting, make this open cut coal mining broken sampling device, it can be broken to harder coal cinder to possess, also can avoid the advantage that the coal cinder splashes all around, solved present broken sampling device and can only take a sample to softer coal cinder, in case meet hard coal cinder and just difficult broken sample, broken coal cinder can splash all around in the broken sampling process moreover, other people are dabbed easily, still bring troublesome problem for sample collection.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a left side view of the structure of the present invention;

FIG. 3 is an enlarged view of a portion A of FIG. 1 according to the present invention;

fig. 4 is a partially enlarged view of the point B in fig. 1 according to the present invention.

In the figure: 1. a base; 2. a shield cover; 3. a side plate; 4. a support plate; 5. a crushing mechanism; 51. an oil cylinder; 52. connecting blocks; 53. a threaded post; 54. breaking the fragments; 55. breaking the strips; 6. a bearing mechanism; 61. a bearing seat; 62. a bearing bowl; 7. a limiting mechanism; 71. a fixing ring; 72. a limiting ring; 73. a limiting rod; 8. a shielding plate; 9. a vent hole; 10. a crushing cone; 11. and (5) supporting legs.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, a crushing and sampling device for opencast coal mining comprises a base 1, a shielding cover 2 is bolted at the middle end of the top of the base 1, side plates 3 are bolted at the front side and the rear side of the top of the base 1, a supporting plate 4 is bolted between the tops of the side plates 3, a crushing mechanism 5 is bolted at the bottom of the supporting plate 4, a bearing mechanism 6 is placed at the top of the base 1 and located inside the shielding cover 2, a limiting mechanism 7 is bolted at the left side of the shielding cover 2, the limiting mechanism 7 limits the bearing mechanism 6, the bearing mechanism 6 comprises a bearing seat 61, the bearing seat 61 is placed at the top of the base 1, a bearing bowl 62 is placed at the top of the bearing seat 61, and through the arrangement of the base 1, the shielding cover 2, the side plates 3, the supporting plate 4, the crushing mechanism 5, the bearing mechanism 6 and the limiting mechanism 7, the crushing and the bearing seat 61, the crushing and sampling device for opencast coal mining can, also can avoid the coal cinder advantage of spattering all around, solve present broken sampling device and can only take a sample to softer coal cinder, in case meet hard coal cinder just difficult broken sample, broken coal cinder in the broken sample in-process can spatter all around moreover, spatters easily and hinders other people, still brings troublesome problem for the sample collection.

In this embodiment, the crushing mechanism 5 includes an oil cylinder 51, the top end of the oil cylinder 51 is bolted to the bottom of the support plate 4, the output end of the oil cylinder 51 is bolted to the connecting block 52, the bottom of the connecting block 52 is in threaded connection with a threaded column 53, a crushing block 54 is integrally processed at the bottom end of the threaded column 53, a crushing strip 55 is bolted to the surface of the crushing block 54, and the hard coal briquette can be crushed and sampled by setting the crushing mechanism 5, so that the detection after the crushing is convenient.

In this embodiment, stop gear 7 includes solid fixed ring 71, and solid fixed ring 71's surface and the left side bolt of shutter housing 2 bear the left side bolt of seat 61 and connect stop ring 72, and it has gag lever post 73 to peg graft between solid fixed ring 71 and the inboard of stop ring 72, can carry on spacingly to bearing seat 61 through setting up stop gear 7, avoids the operation in-process to bear seat 61 skew.

In this embodiment, the bottom of hydro-cylinder 51 output end surface has cup jointed shielding plate 8 at the top that is located connecting block 52, and shielding plate 8 and shielding cover 2 sliding connection have all seted up air vent 9 around the shielding plate 8 surface, and shielding plate 8 can shelter from the coal cinder that splashes, and air vent 9 can in time communicate the inside and outside atmospheric pressure of shielding cover 2 when shielding plate 8 reciprocates, reduces the resistance of operation in-process.

In this embodiment, the middle end of the bottom of the crushing strip 55 is bolted with the crushing cone 10, the crushing cone 10 is located at the axis of the bottom of the crushed block 54, and the crushing cone 10 can firstly prick into the middle of the coal block to fix and position the coal block when the crushed block 54 moves down for crushing, so as to prevent the whole coal block from moving in the crushing process.

In this embodiment, four corners of the bottom of the base 1 are bolted with the supporting legs 11, the supporting legs 11 are made of steel, and the supporting legs 11 can support the device.

The working principle is as follows: put into the bowl 62 that bears the seat 61 top with the coal cinder that needs broken sample, will bear the inside that seat 61 pushed into shield cover 2, run through solid fixed ring 71 and spacing ring 72 with gag lever post 73, it is spacing to bearing seat 61, start-up hydro-cylinder 51, hydro-cylinder 51 drives broken fragment 54 through connecting block 52 and moves down and carry out the breakage to the coal cinder that bears the inside of bowl 62, coal cinder splashes all around in the crushing process, but is blocked by shield cover 2 and shielding plate 8, finally still fall back and bear inside the bowl 62, after the breakage is accomplished, close hydro-cylinder 51, extract gag lever post 73, will bear seat 61 and pull out, take out and bear the bowl 62 and pour the coal cinder after the breakage into the sample box, convenient subsequent detection.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an opencut coal mining is broken sampling device for coal mine, includes base (1), its characterized in that: the middle end bolt at base (1) top has a shield cover (2), curb plate (3) have all been bolted to the front side and the rear side at base (1) top, backup pad (4) have been bolted between the top of curb plate (3), broken mechanism (5) have been bolted to the bottom of backup pad (4), the top of base (1) has been placed and has been born mechanism (6) and be located the inside of shield cover (2), the left side bolt of shield cover (2) has been connected stop gear (7), stop gear (7) are spacing bearing mechanism (6), bear mechanism (6) including bearing seat (61), bear seat (61) and place in the top of base (1), the top of bearing seat (61) has been placed and has been born bowl (62).

2. A crushing and sampling device for an open-pit coal mine according to claim 1, wherein: the crushing mechanism (5) comprises an oil cylinder (51), the top end of the oil cylinder (51) is bolted to the bottom of the supporting plate (4), the output end of the oil cylinder (51) is bolted to a connecting block (52), the bottom of the connecting block (52) is in threaded connection with a threaded column (53), a crushing block (54) is integrally processed at the bottom end of the threaded column (53), and crushing strips (55) are bolted to the surface of the crushing block (54).

3. A crushing and sampling device for an open-pit coal mine according to claim 1, wherein: the limiting mechanism (7) comprises a fixing ring (71), the surface of the fixing ring (71) is bolted with the left side of the shielding cover (2), a limiting ring (72) is bolted on the left side of the bearing seat (61), and a limiting rod (73) is inserted between the inner sides of the fixing ring (71) and the limiting ring (72).

4. A crushing and sampling device for an open-pit coal mine according to claim 2, wherein: the bottom end of the surface of the output end of the oil cylinder (51) is sleeved with a shielding plate (8) at the top of the connecting block (52), the shielding plate (8) is connected with a shielding cover (2) in a sliding mode, and air holes (9) are formed in the periphery of the surface of the shielding plate (8).

5. A crushing and sampling device for an open-pit coal mine according to claim 2, wherein: the middle end of the bottom of the crushing strip (55) is bolted with a crushing cone (10), and the crushing cone (10) is positioned at the axis of the bottom of the crushing block (54).

6. A crushing and sampling device for an open-pit coal mine according to claim 1, wherein: four corners of the bottom of the base (1) are bolted with supporting legs (11), and the supporting legs (11) are made of steel.