CN215927384U

CN215927384U - Coal mining machine safety protection device for coal mining

Info

Publication number: CN215927384U
Application number: CN202122578845.7U
Authority: CN
Inventors: 高建峰; 马志伟; 王同德; 冯昊; 滕仁崇
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-10-26
Filing date: 2021-10-26
Publication date: 2022-03-01
Anticipated expiration: 2031-10-26

Abstract

The utility model discloses a coal mining machine safety protection device for coal mining, which comprises an installation bottom plate, wherein four corners of the upper surface of the installation bottom plate are respectively provided with an installation hole, the front side and the rear side of the upper surface of the installation bottom plate are fixedly connected with two side plates, one side of the upper surface of the installation bottom plate, which is close to the two side plates, is respectively fixedly connected with two fixed plates, a first movable plate and a second movable plate are arranged between the two side plates, the first movable plate and the second movable plate are obliquely arranged, the first movable plate and the second movable plate are respectively provided with a through hole, and a protective net is fixedly connected in the through holes. According to the coal mining machine safety protection device for coal mining, coal blocks can be prevented from splashing on a coal mining machine through the protective nets on the upper side and the lower side, so that the coal blocks are prevented from flying out to hurt people, and when the coal blocks impact the protective nets, the impact force on the protective nets is buffered through the springs, so that the service life of the protective nets is prolonged.

Description

Coal mining machine safety protection device for coal mining

Technical Field

The utility model relates to the field of coal mining, in particular to the field of a safety protection device of a coal mining machine for coal mining.

Background

The coal mining machine is one of important devices for realizing mechanization and modernization of coal mine production, and physical labor can be reduced, safety can be improved, and the purposes of high yield, high efficiency and low consumption can be achieved by utilizing the mechanization coal mining.

When coal mining is carried out in a mine, coal blocks can be splashed arbitrarily by a coal mining machine due to feeding in the coal cutting process, and because the front parts of most of the existing coal mining machines are not provided with a protection device, the coal blocks can fly out and smash the coal mining machine or workers in the mining process, so that the coal mining machine and the workers are injured, and the safety performance is low.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a safety protection device of a coal mining machine for coal mining, which can effectively solve the problems in the background technology.

In order to achieve the purpose, the utility model adopts the technical scheme that:

a coal mining machine safety protection device for coal mining comprises a mounting base plate, mounting holes are formed in four corners of the upper surface of the mounting base plate, two side plates are fixedly connected to the front side and the rear side of the upper surface of the mounting base plate, two fixing plates are fixedly connected to the side, close to the two side plates, of the two side plates, a first movable plate and a second movable plate are arranged between the two side plates, the first movable plate and the second movable plate are obliquely arranged, through holes are formed in the first movable plate and the second movable plate, a protection net is fixedly connected in the through holes, guide rods are fixedly connected to the four corners of the left sides of the first movable plate and the left sides of the second movable plate, penetrate through the fixing plates and are fixedly connected with limit blocks, springs are sleeved on the outer surfaces of the guide rods, and therefore coal blocks are splashed onto the protection nets on the upper side and the lower side in the coal cutting process of the coal mining machine, the protection network of both sides can block the coal cinder and splash to the coal-winning machine about utilizing to when the coal cinder strikes on the protection network, the protection network can drive first fly leaf and second fly leaf and remove, and first fly leaf and second fly leaf can drive the guide bar at the in-process that removes and slide and compression spring, cushion the impact force that the protection network received through the spring.

The utility model is further improved in that the two fixed plates are respectively arranged in parallel with the first movable plate and the second movable plate, so that the first movable plate and the second movable plate can move relatively to the fixed plates more stably.

The coal briquette fixing device is further improved in that a connecting belt is fixedly connected between the sides, close to the first movable plate and the second movable plate, of the first movable plate and the second movable plate, the connecting belt is made of rubber, so that the connecting belt can block coal briquettes and has certain elasticity, and the coal briquettes are prevented from being clamped in gaps when the first movable plate and the second movable plate move.

The utility model is further improved in that the front side and the rear side of the first movable plate and the second movable plate are respectively contacted with one side of the two side plates close to each other, so that the coal blocks are prevented from leaking out of the gaps among the side plates, the first movable plate and the second movable plate.

The coal block splashing on the protective nets on the upper side and the lower side can roll down into the collecting box through the protective nets on the lower side.

In a further improvement of the utility model, the auxiliary assembly comprises a motor, a rotating shaft and a helical blade, the front surface of the collecting box is fixedly connected with a fixed cylinder, the front surface of the fixed cylinder penetrates through the side plate, the lower surface of the fixed cylinder is fixedly connected with a discharging pipe, the motor is fixedly connected with the front surface of the fixed cylinder, one end of the rotating shaft is fixedly connected with the output end of the motor, the other end of the rotating shaft is rotationally connected with the inner wall of the back of the collecting box through a bearing, the helical blade is fixedly connected with the outer surface of the rotating shaft, thus the motor is started to drive the rotating shaft to rotate, because the one end that the motor was kept away from in the pivot is rotated with the back inner wall of collecting the box and is connected, the pivot can drive helical blade rotatory at rotatory in-process, and helical blade can carry the coal cinder in the collection box left at rotatory in-process, falls into in the collection bag through the discharging pipe at last.

Compared with the prior art, the utility model has the following beneficial effects:

1. the mounting plate passes through the mounting hole to be fixed in the front portion of coal-winning machine, and make the protection network just to the cylinder of coal-winning machine, the coal-winning machine cuts the coal in-process coal piece this moment and splashes on the protection network of upper and lower both sides, the protection network of both sides can block the coal piece and splash on the coal-winning machine about utilizing, and when the coal piece assaulted on the protection network, the protection network can drive first fly leaf and second fly leaf and remove, first fly leaf and second fly leaf can drive the guide bar at the in-process that removes and slide and compression spring, cushion the impact force that receives the protection network through the spring, thereby the life of protection network has been improved.

2. First fly leaf and second fly leaf through the slope setting, the coal cinder that splashes on the upper and lower both sides protection network can roll through the protection network of downside and fall in the collection box, the coal cinder in the collection box is piled up to certain degree, tie up the collection bag on the discharging pipe, then it is rotatory to open the motor and drive the pivot, because the pivot is kept away from the one end of motor and is connected with the back inner wall rotation of collecting the box, the pivot can drive helical blade rotatory at rotatory in-process, helical blade can carry the coal cinder in the collection box left at rotatory in-process, fall into the collection bag through the discharging pipe at last, thereby be convenient for handle the coal cinder of collecting.

Drawings

Fig. 1 is a schematic perspective view of a safety protection device of a coal mining machine for coal mining according to the present invention.

Fig. 2 is a schematic diagram of a right-side view cross-sectional structure of a safety protection device of a coal mining machine for coal mining according to the present invention.

Fig. 3 is a schematic diagram of a formal section structure of a safety protection device of a coal mining machine for coal mining according to the present invention.

Fig. 4 is a schematic structural view of a connecting assembly of a safety guard of a coal mining machine for coal mining according to the present invention.

In the figure: 1. mounting a bottom plate; 2. mounting holes; 3. a side plate; 4. a fixing plate; 5. a first movable plate; 6. a second movable plate; 7. a through hole; 8. a protective net; 9. a guide bar; 10. a limiting block; 11. a spring; 12. a connecting belt; 13. a collection box; 14. an auxiliary component; 1401. a motor; 1402. a rotating shaft; 1403. a helical blade; 1404. a fixed cylinder; 1405. and (4) discharging the pipe.

Detailed Description

In order to make the technical means, the original characteristics, the achieved objects and the functions of the present invention easy to understand, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate the orientation or the positional relationship based on the orientation or the positional relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, but not for indicating or implying that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus not be construed as limiting the present invention. Furthermore, the terms "a," "an," "two," and "three" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. The utility model will be further illustrated with reference to specific embodiments.

Example 1

As shown in fig. 1-4, a safety protection device for coal mining machine for coal mining comprises a mounting base plate 1, mounting holes 2 are formed at four corners of the upper surface of the mounting base plate 1, two side plates 3 are fixedly connected to the front and rear sides of the upper surface of the mounting base plate 1, two fixing plates 4 are fixedly connected to the sides of the two side plates 3 close to each other, a first movable plate 5 and a second movable plate 6 are arranged between the two side plates 3, the two fixing plates 4 are respectively arranged in parallel with the first movable plate 5 and the second movable plate 6, the first movable plate 5 and the second movable plate 6 are obliquely arranged, a connecting belt 12 is fixedly connected between the sides of the first movable plate 5 and the second movable plate 6 close to each other, the connecting belt 12 is made of rubber, the front and rear sides of the first movable plate 5 and the second movable plate 6 are respectively contacted with the sides of the two side plates 3 close to each other, through holes 7 are formed in the first movable plate 5 and the second movable plate 6, fixedly connected with protection network 8 in the through-hole 7, the equal fixedly connected with guide bar 9 in the left side four corners of first fly leaf 5 and second fly leaf 6, guide bar 9 runs through fixed plate 4 and fixedly connected with stopper 10, and the surface cover of guide bar 9 is equipped with spring 11.

The embodiment can realize that: mounting plate 1 passes through mounting hole 2 to be fixed in the front portion of coal-winning machine, and make protection network 8 just to the cylinder of coal-winning machine, the coal-winning machine cuts the coal in-process coal piece this moment and splashes on the protection network 8 of upper and lower both sides, the protection network 8 of utilizing upper and lower both sides can block the coal piece and splash on the coal-winning machine, and when the coal piece assaults on protection network 8, protection network 8 can drive first fly leaf 5 and the removal of second fly leaf 6, first fly leaf 5 and second fly leaf 6 can drive guide bar 9 and slide and compression spring 11 at the in-process that removes, the impact force that receives protection network 8 is cushioned through spring 11, thereby improve protection network 8's life.

Example 2

As shown in fig. 1-4, a safety protection device for coal mining machine for coal mining comprises a mounting base plate 1, mounting holes 2 are formed at four corners of the upper surface of the mounting base plate 1, two side plates 3 are fixedly connected to the front and rear sides of the upper surface of the mounting base plate 1, two fixing plates 4 are fixedly connected to the sides of the two side plates 3 close to each other, a first movable plate 5 and a second movable plate 6 are arranged between the two side plates 3, the two fixing plates 4 are respectively arranged in parallel with the first movable plate 5 and the second movable plate 6, the first movable plate 5 and the second movable plate 6 are obliquely arranged, a connecting belt 12 is fixedly connected between the sides of the first movable plate 5 and the second movable plate 6 close to each other, the connecting belt 12 is made of rubber, the front and rear sides of the first movable plate 5 and the second movable plate 6 are respectively contacted with the sides of the two side plates 3 close to each other, through holes 7 are formed in the first movable plate 5 and the second movable plate 6, a protective net 8 is fixedly connected in the through hole 7, guide rods 9 are fixedly connected at four left corners of the first movable plate 5 and the second movable plate 6, the guide rods 9 penetrate through the fixed plate 4 and are fixedly connected with limiting blocks 10, a spring 11 is sleeved on the outer surface of each guide rod 9, a collecting box 13 is arranged at the lower side of the second movable plate 6, the lower surface of the collecting box 13 is fixedly connected with the mounting bottom plate 1, an auxiliary assembly 14 is arranged in the collecting box 13, the auxiliary assembly 14 comprises a motor 1401, a rotating shaft 1402 and a spiral blade 1403, a fixed cylinder 1404 is fixedly connected to the front surface of the collecting box 13, a side plate 3 penetrates through the front surface of the fixed cylinder 1404, a discharge pipe 1405 is fixedly connected to the lower surface of the fixed cylinder 1404, the motor 1401 is fixedly connected to the front surface of the fixed cylinder 1404, one end of the rotating shaft 1402 is fixedly connected with an output end of the motor 1401, and the other end of the rotating shaft 1402 is rotatably connected with the inner wall of the back surface of the collecting box 13 through a bearing, the spiral vanes 1403 are fixedly attached to the outer surface of the shaft 1402.

The embodiment can realize that: first fly leaf 5 and second fly leaf 6 through the slope setting, the coal cinder that splashes on the upper and lower both sides protection network 8 can roll through the protection network 8 of downside and fall to in collecting box 13, the coal cinder in collecting box 13 is piled up to a certain extent, tie up the collection bag on discharging pipe 1405, then it is rotatory to open motor 1401 drive pivot 1402, because pivot 1402 keeps away from the one end of motor 1401 and the back inner wall rotation of collecting box 13 is connected, pivot 1402 can drive helical blade 1403 rotatory at rotatory in-process, helical blade 1403 can be carried the coal cinder in collecting box 13 left at rotatory in-process, fall into the collection bag through discharging pipe 1405 at last, thereby be convenient for handle the coal cinder of collecting.

It should be noted that, when in use, the mounting base plate 1 is firstly fixed at the front part of the coal mining machine through the mounting hole 2, and the protective net 8 is made to face the drum of the coal mining machine, at this time, coal blocks are splashed onto the protective nets 8 on the upper and lower sides during the coal cutting process of the coal mining machine, the coal blocks can be prevented from splashing onto the coal mining machine by the protective nets 8 on the upper and lower sides, and when the coal blocks impact on the protective net 8, the protective net 8 can drive the first movable plate 5 and the second movable plate 6 to move, the first movable plate 5 and the second movable plate 6 can drive the guide rod 9 to slide and compress the spring 11 during the moving process, the impact force applied to the protective net 8 is buffered by the spring 11, so as to improve the service life of the protective net 8, and at the same time, through the first movable plate 5 and the second movable plate 6 which are obliquely arranged, splash the coal cinder on upper and lower both sides protection network 8 and can roll through the protection network 8 of downside and fall to in collecting box 13, the coal cinder in collecting box 13 piles up to certain degree, tie up the collection bag on discharging pipe 1405, then it is rotatory to open motor 1401 drive pivot 1402, because pivot 1402 keeps away from the one end of motor 1401 and the back inner wall rotation of collecting box 13 is connected, pivot 1402 can drive helical blade 1403 rotatory at rotatory in-process, helical blade 1403 can be with the coal cinder of collecting in the box 13 transport left at rotatory in-process, fall into the collection bag through discharging pipe 1405 at last, thereby be convenient for handle the coal cinder of collecting.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a coal-winning machine safety device for coal mining, includes mounting plate (1), its characterized in that: mounting holes (2) are formed in four corners of the upper surface of the mounting base plate (1), two side plates (3) are fixedly connected to the front side and the rear side of the upper surface of the mounting base plate (1), two fixing plates (4) are fixedly connected to one side, close to each other, of the two side plates (3), a first movable plate (5) and a second movable plate (6) are arranged between the two side plates (3), the first movable plate (5) and the second movable plate (6) are obliquely arranged, through holes (7) are formed in the first movable plate (5) and the second movable plate (6), a protective net (8) is fixedly connected in the through holes (7), guide rods (9) are fixedly connected to four corners of the left sides of the first movable plate (5) and the second movable plate (6), and limit blocks (10) are fixedly connected to the guide rods (9) through the fixing plates (4), the outer surface of the guide rod (9) is sleeved with a spring (11).

2. The shearer loader safety guard for coal mining of claim 1, wherein: the two fixed plates (4) are respectively arranged in parallel with the first movable plate (5) and the second movable plate (6).

3. The shearer loader safety guard for coal mining of claim 1, wherein: fixedly connected with connecting band (12) between one side that first fly leaf (5) and second fly leaf (6) are close to mutually, connecting band (12) are the rubber material.

4. The shearer loader safety guard for coal mining of claim 1, wherein: the front side and the rear side of the first movable plate (5) and the second movable plate (6) are respectively contacted with one side of the two side plates (3) close to each other.

5. The shearer loader safety guard for coal mining of claim 1, wherein: the lower side of the second movable plate (6) is provided with a collecting box (13), the lower surface of the collecting box (13) is fixedly connected with the mounting bottom plate (1), and an auxiliary assembly (14) is arranged in the collecting box (13).

6. The shearer loader safety guard for coal mining of claim 5, wherein: the auxiliary assembly (14) comprises a motor (1401), a rotating shaft (1402) and spiral blades (1403), the front face of the collecting box (13) is fixedly connected with a fixed cylinder (1404), the front face of the fixed cylinder (1404) penetrates through the side plate (3), the lower surface of the fixed cylinder (1404) is fixedly connected with a discharge pipe (1405), the motor (1401) is fixedly connected with the front face of the fixed cylinder (1404), one end of the rotating shaft (1402) is fixedly connected with the output end of the motor (1401), the other end of the rotating shaft (1402) is rotatably connected with the inner wall of the back face of the collecting box (13) through a bearing, and the spiral blades (1403) are fixedly connected to the outer surface of the rotating shaft (1402).