CN212539724U

CN212539724U - Anti-blocking device of coal mechanical sampling equipment

Info

Publication number: CN212539724U
Application number: CN202021699166.4U
Authority: CN
Inventors: 詹水孙
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-08-15
Filing date: 2020-08-15
Publication date: 2021-02-12
Anticipated expiration: 2030-08-15

Abstract

The utility model discloses a coal machinery sampling equipment prevents stifled device relates to coal sampling equipment field, including sampling barrel and broken drill bit, the inside of sampling barrel is equipped with the guide axle of axiality, and the outer wall welding of guide axle has the guide blade that is the spiral winding form, and the lower extreme of guide axle is connected with broken drill bit. The utility model discloses during sampling, drive the guide axle through gear motor, the broken drill bit that guide axle bottom is connected rotates along with the guide axle, the convenient broken drill bit of establishing in the broken drill bit bores into coal inside removing, and can cut coal when the broken blade that establishes rotates in the broken drill bit scrapes, effectively carry out the breakage to cubic coal, and make the coal after the breakage enter into broken drill bit inside, the guide blade that is established by the internal portion guide axle outer wall of sampling cylinder at last upwards carries out the guide, prevent effectively that cubic coal from taking place to block up.

Description

Anti-blocking device of coal mechanical sampling equipment

Technical Field

The utility model relates to a coal sampling equipment field, in particular to coal machinery sampling equipment prevents stifled device.

Background

Sampling is usually required during the transportation of coal after mining. Some devices for sampling coal are available on the market, for example, auger conveyors are used to sample the interior of mined coal by inserting the sampling end of the auger conveyor into the coal. Because the piled coal is easy to be agglomerated into coal blocks, the common collecting device is easy to be blocked at the collecting end, and the collection of the coal samples is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a coal machinery sampling equipment prevents stifled device to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a coal machinery sampling equipment prevents stifled device, includes sampling barrel and broken drill bit, the inside of sampling barrel is equipped with the guide axle of axiality, and the outer wall welding of guide axle has the guide blade that is the spiral coiling form, and the upper end of guide axle links through shaft coupling and gear motor's output shaft, and gear motor passes through bolt fixed connection in the upper end of sampling barrel, and upper end one side of guide axle is equipped with row material takeover, the lower extreme of guide axle is connected with broken drill bit.

Preferably, the upper part of the crushing drill bit is an adapter ring seat, the lower part of the crushing drill bit is a cone-shaped drill bit end part, and a plurality of crushing blades are fixedly welded between the adapter ring seat and the drill bit end part.

Preferably, a plurality of the crushing blades are arranged in the same oblique rotation mode, and the minimum gap between every two crushing blades is 5-8 mm.

Preferably, the lower end of the sampling cylinder body extends into the adapter ring seat, and a ball bearing is in interference fit between the outer wall of the lower end of the sampling cylinder body and the inner wall of the adapter ring seat.

Preferably, one side of the upper end of the sampling cylinder body is provided with a water inlet interface, the horizontal height of the water inlet interface is higher than the joint of the discharge connecting pipe and the sampling cylinder body, and a filter plate is arranged at the joint of the water inlet interface and the sampling cylinder body.

The utility model discloses a technological effect and advantage:

1. the utility model discloses when sampling, drive the guide axle through gear motor, the broken drill bit that the guide axle bottom is connected rotates along with the guide axle, the drill bit tip that establishes among the broken drill bit makes things convenient for broken drill bit to bore into the coal inside and removes, and can cut the coal when the broken blade that establishes among the broken drill bit rotates, effectively break blocky coal, and make broken coal enter into inside the broken drill bit, the guide blade that is established by the inside guide axle outer wall of sampling cylinder body at last upwards carries out the guide, prevent effectively that blocky coal from taking place the jam;

2. the utility model discloses when not carrying out the sampling operation, the interface connection water pipe of intaking that establishes on one side of sampling barrel upper end fills the clear water to sampling barrel inside for the washing of the guide blade that establishes of sampling barrel inner wall and guide axle outer wall guarantees the utility model discloses the clean and tidy of structure.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a half-sectional view of the three-dimensional structure of the present invention.

Fig. 3 is an enlarged view of a point a in fig. 1.

Fig. 4 is a front sectional view of the structure of the present invention.

Fig. 5 is a cross-sectional view at B-B in fig. 4.

In the figure: 1. sampling a cylinder body; 2. crushing the drill bit; 201. an adapter ring seat; 202. a drill bit end; 203. crushing the blade; 3. a material guiding shaft; 4. a material guide blade; 5. discharging and connecting pipes; 6. a reduction motor; 7. a ball bearing; 8. a water inlet interface; 9. and (4) filtering the plates.

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.

The utility model provides a prevent stifled device as shown in fig. 1-5 coal machinery sampling equipment, including sampling barrel 1 and broken drill bit 2, combine fig. 2 and fig. 4 to be shown, the inside of sampling barrel 1 is equipped with the guide axle 3 of axiality, the outer wall welding of guide axle 3 has guide blade 4 that is the spiral winding form, the output shaft that shaft coupling and gear motor 6 are passed through to the upper end of guide axle 3 links, and gear motor 6 passes through bolt fixed connection in the upper end of sampling barrel 1, drive guide axle 3 through control gear motor 6, make guide blade 4 that guide axle 3 outer wall was established upwards carry out the guide to the coal that gets into along sampling barrel 1 bottom, let coal discharge 5 takeovers of arranging the material that is equipped with along upper end one side of guide axle 3 at last.

Referring to fig. 1, 2 and 3, the lower end of the guide shaft 3 is connected with a crushing drill bit 2, the upper part of the crushing drill bit 2 is an adapter ring seat 201, the lower part of the crushing drill bit 2 is a cone-shaped drill bit end 202, a plurality of crushing blades 203 are fixedly welded between the adapter ring seat 201 and the drill bit end 202, referring to fig. 5, the plurality of crushing blades 203 are arranged in a same oblique rotation manner, and the minimum gap between each crushing blade 203 is 5-8mm, when the reduction motor 6 drives the guide shaft 3, the crushing drill bit 2 rotates along with the guide shaft 3, the drill bit end 202 arranged in the crushing drill bit 2 facilitates the crushing drill bit 2 to enter the coal for removing, and the crushing blades 203 arranged in the crushing drill bit 2 can scrape the coal when rotating, effectively crush the lump coal, and enable the crushed coal to enter the crushing drill bit 2, and finally, the sampling cylinder 1 is guided upwards by the guide vanes 4 arranged on the outer wall of the guide shaft 3 in the sampling cylinder, so that the blockage of the lump coal is effectively prevented.

As shown in fig. 4, the lower end of the sampling cylinder 1 extends into the adaptor ring seat 201, and the ball bearing 7 is in interference fit between the outer wall of the lower end of the sampling cylinder 1 and the inner wall of the adaptor ring seat 201, so as to ensure the stability of the crushing drill bit 2 during rotation.

As shown in fig. 2 and 4, a water inlet 8 is arranged on one side of the upper end of the sampling cylinder 1, when sampling is not performed, the water inlet 8 is used for filling clear water into the sampling cylinder 1 through a connecting water pipe and cleaning the guide blades 4 arranged on the inner wall of the sampling cylinder 1 and the outer wall of the guide shaft 3, the horizontal height of the water inlet 8 is higher than the joint of the discharge connecting pipe 5 and the sampling cylinder 1, and a filter plate 9 is arranged at the joint of the water inlet 8 and the sampling cylinder 1, so that the water inlet 8 and the sampling cylinder 1 are prevented from being blocked by coal.

This practical theory of operation: the utility model discloses when sampling, drive guide shaft 3 through gear motor 6, the broken drill bit 2 that guide shaft 3 bottom is connected rotates along with guide shaft 3, the drill bit tip 202 that establishes among broken drill bit 2 makes things convenient for broken drill bit 2 to bore into the coal and removes inside, and can cut coal when broken blade 203 that establishes among broken drill bit 2 rotates and scrape, effectively break blocky coal, and make the coal after the breakage enter into inside broken drill bit 2, guide blade 4 that is established by the outer wall of guide shaft 3 inside sampling barrel 1 at last upwards carries out the guide, prevent effectively that blocky coal from taking place the jam; when not carrying out sampling work, 8 connection water pipes of interface of intaking fill the clear water to sampling barrel 1 is inside for the washing of the guide blade 4 that establishes of 1 inner wall of sampling barrel and 3 outer walls of guide axle guarantees the utility model discloses the clean and tidy of structure.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a coal machinery sampling equipment prevents stifled device, includes sampling barrel (1) and broken drill bit (2), its characterized in that: the inside of sampling barrel (1) is equipped with guide shaft (3) of axiality, and the outer wall welding of guide shaft (3) has guide blade (4) that is the spiral coiling form, and the upper end of guide shaft (3) links through the output shaft of shaft coupling with gear motor (6), and gear motor (6) pass through bolt fixed connection in the upper end of sampling barrel (1), and upper end one side of guide shaft (3) is equipped with row material takeover (5), the lower extreme of guide shaft (3) is connected with broken drill bit (2).

2. The coal mechanical sampling equipment anti-blocking device according to claim 1, characterized in that: the upper portion of broken drill bit (2) is adapter ring seat (201), and the lower part of broken drill bit (2) is drill bit tip (202) of cone, and fixed welding has a plurality of broken blades (203) between adapter ring seat (201) and drill bit tip (202).

3. The coal mechanical sampling device anti-blocking device of claim 2, characterized in that: the crushing blades (203) are arranged in the same oblique rotation mode, and the minimum gap between every two adjacent crushing blades (203) is 5-8 mm.

4. The coal mechanical sampling equipment anti-blocking device according to claim 1, characterized in that: the lower end of the sampling cylinder body (1) extends into the adapter ring seat (201), and a ball bearing (7) is in interference fit between the outer wall of the lower end of the sampling cylinder body (1) and the inner wall of the adapter ring seat (201).

5. The coal mechanical sampling equipment anti-blocking device according to claim 1, characterized in that: the upper end one side of sampling barrel (1) is equipped with into water interface (8), and the level of intaking interface (8) is higher than row material takeover (5) and sampling barrel (1) department of meeting, and the department of meeting of intaking interface (8) and sampling barrel (1) is equipped with filter plate (9).