CN213611875U

CN213611875U - Intermittent crushing device for coal mining

Info

Publication number: CN213611875U
Application number: CN202021632751.2U
Authority: CN
Inventors: 倪广明
Original assignee: Mudanjiang Beifang Electric Power Equipment Co ltd
Current assignee: Mudanjiang Beifang Electric Power Equipment Co ltd
Priority date: 2020-08-07
Filing date: 2020-08-07
Publication date: 2021-07-06
Anticipated expiration: 2030-08-07

Abstract

The utility model discloses an intermittent type nature is breaker for coal mining, including broken case body, the lower extreme fixed mounting of broken case body has the support base, the lower extreme fixed mounting who supports the base has the supporting leg, the rear end fixed mounting of broken case body upper end has charge-in pipeline, the fixed feed inlet that is provided with in charge-in pipeline's upper end, the fixed discharge gate that is provided with in front end of broken case body, the left lower extreme fixed mounting of broken case body front end has driving motor one, the upper end fixed mounting of broken case body left end has crushing motor one, the upper end fixed mounting of crushing motor one has crushing motor two, charge-in pipeline's rear end fixed mounting has driving motor two. This breaker for intermittent type nature coal mining, the colliery can carry out intermittent type nature unloading when the breakage, avoids the more unloading in colliery to lead to the phenomenon that the card machine appears in the internal machine, leads to the machine to appear damaging the phenomenon, and then has increased the life of machine.

Description

Intermittent crushing device for coal mining

Technical Field

The utility model relates to a coal mine technical field specifically is a breaker for intermittent type nature coal mining.

Background

The coal mine is an area where people mine coal resources in a coal-rich mining area, and is generally divided into a mineworker coal mine and an opencast coal mine, when a coal seam is far away from the ground surface, coal is generally mined into an underground excavation roadway, the mineworker coal mine is the mineworker coal mine, when the distance between the coal seam and the ground surface is very close, the direct stripping of a surface soil layer is generally selected to excavate the coal, the opencast coal mine is the opencast coal mine, most coal mines in China belong to the mineworker coal mine, and the coal mine range comprises a large area of the ground, the underground and related facilities.

The colliery need carry out the breakage to great colliery after the exploitation is accomplished, and current colliery breaker carries out the unloading to the colliery simultaneously, and the unloading can lead to the dead phenomenon of card to appear in the inside part of machine simultaneously in more colliery, leads to the machine to appear damaging to can appear not having broken phenomenon in part colliery after once broken completion and carry out the ejection of compact, and then need carry out the secondary crushing, thereby increased broken time and broken cost.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a breaker is adopted in intermittent type nature coal mining to propose current colliery breaker in solving above-mentioned background art and carry out the unloading simultaneously to the colliery, more colliery unloading can lead to the inside part of machine to appear blocking dead phenomenon simultaneously, lead to the machine to appear damaging, and can appear not having broken phenomenon in partial colliery after once broken completion and carry out the ejection of compact after, and then need carry out the secondary crushing, thereby increased the problem of broken time and broken cost.

In order to achieve the above object, the utility model provides a following technical scheme: a crushing device for intermittent coal mining comprises a crushing box body, wherein a supporting base is fixedly mounted at the lower end of the crushing box body, supporting legs are fixedly mounted at the lower end of the supporting base, a feeding pipeline is fixedly mounted at the rear end of the upper end of the crushing box body and extends to the inside of the crushing box body, a feeding port is fixedly arranged at the upper end of the feeding pipeline, a discharging port is fixedly arranged at the front end of the crushing box body, a first driving motor is fixedly mounted at the left lower end of the front end of the crushing box body, a first crushing motor is fixedly mounted at the upper end of the left end of the crushing box body, a second crushing motor is fixedly mounted at the upper end of the first crushing motor, a second driving motor is fixedly mounted at the rear end of the feeding pipeline, a first rotating shaft is fixedly connected at the front end of the second crushing motor, a second, the crushing teeth are fixedly mounted on the outer sides of the first rotating shaft and the second rotating shaft, the front end of the second driving motor is fixedly connected with a driving shaft, a rotating cylinder is fixedly mounted on the outer side of the driving shaft, a leakage groove is fixedly formed in the upper end of the rotating cylinder, a ball bearing is fixedly mounted at the front end of the driving shaft, and the ball bearing is fixedly connected with the inner wall of the feeding pipeline.

Preferably, the diameter of the rotary cylinder is equal to the width of the feeding pipeline, and hydraulic cylinders are fixedly mounted at the front end and the rear end of the right end of the upper end of the crushing box body.

Preferably, a hydraulic rod is movably mounted on the inner side of the hydraulic cylinder, and the hydraulic rod extends into the crushing box body through the hydraulic cylinder.

Preferably, the upper end of the hydraulic rod is fixedly provided with a fixing plate, and the lower end of the hydraulic rod is fixedly provided with a pressing plate.

Preferably, a fixed lantern ring is fixedly installed between the compression plate and the hydraulic rod, the lower end of the compression plate is fixedly provided with crushing spikes, and the crushing spikes are uniformly distributed.

Preferably, the front end fixedly connected with transmission band of driving motor two, the transmission band is located the inside of broken case body, the front end fixedly mounted of a rotatory section of thick bamboo has the protection network.

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

1. according to the crushing device for the intermittent coal mining, due to the arrangement of the leakage grooves, the coal mine can be subjected to intermittent blanking during crushing, the phenomenon that an internal machine is blocked due to more simultaneous blanking of the coal mine is avoided, the machine is damaged, the phenomenon that internal parts are blocked due to the intermittent blanking can be avoided, and the service life of the machine is prolonged;

2. according to the intermittent crushing device for coal mining, the compression plate is installed, the crushing spikes are installed, the crushed coal mine can be secondarily crushed through the crushing spikes, the phenomenon that the coal mine is not crushed when the coal mine is discharged is avoided, the coal mine needs to be crushed again, time is delayed, a large amount of crushing cost is wasted, the coal mine which is not crushed can be crushed again when the coal mine is crushed and discharged, the coal mine does not need to be crushed again, and the crushing cost is greatly reduced;

3. this breaker for intermittent type nature coal mining through the broken tooth of installation, can get into broken case body and between broken tooth in the colliery, can start broken motor two and broken motor drive broken tooth and rotate, can carry out the breakage to the colliery at this moment, and then improved the device's crushing effect.

Drawings

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

FIG. 2 is a schematic view of the sectional structure of the crushing box body of the present invention;

FIG. 3 is a schematic view of the structure of the leakage groove of the present invention;

fig. 4 is an enlarged structural schematic diagram of the broken spine of the present invention.

In the figure: 1. a crushing box body; 2. a support base; 3. supporting legs; 4. a feed conduit; 5. a feed inlet; 6. a discharge port; 7. driving a motor I; 8. a first crushing motor; 9. a second crushing motor; 10. a second driving motor; 11. a first rotating shaft; 12. a second rotating shaft; 13. crushing teeth; 14. a drive shaft; 15. a rotary drum; 16. a leak groove; 17. a ball bearing; 18. a hydraulic cylinder; 19. a hydraulic lever; 20. a fixing plate; 21. A compression plate; 22. a fixed collar; 23. crushing the spine; 24. a conveyor belt; 25. and (4) a protective net.

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, the present invention provides a technical solution: a crushing device for intermittent coal mining comprises a crushing box body 1, a supporting base 2 is fixedly installed at the lower end of the crushing box body 1, supporting legs 3 are fixedly installed at the lower end of the supporting base 2, a feeding pipeline 4 is fixedly installed at the rear end of the upper end of the crushing box body 1, the feeding pipeline 4 extends into the crushing box body 1, a feeding port 5 is fixedly arranged at the upper end of the feeding pipeline 4, a discharging port 6 is fixedly arranged at the front end of the crushing box body 1, a driving motor I7 is fixedly installed at the left lower end of the front end of the crushing box body 1, a crushing motor I8 is fixedly installed at the upper end of the left end of the crushing box body 1, a crushing motor II 9 is fixedly installed at the upper end of the crushing motor I8, a driving motor II 10 is fixedly installed at the rear end of the feeding pipeline 4, a rotating shaft I11 is fixedly connected to the front end, the diameter of the rotary drum 15 with the crushing teeth 13 fixedly mounted on the outer sides of the first rotating shaft 11 and the second rotating shaft 12 is equal to the width of the feeding pipeline 4, hydraulic cylinders 18 are fixedly mounted at the front end and the rear end of the right end of the upper end of the crushing box body 1, a driving shaft 14 is fixedly connected to the front end of the second movable motor 10, the rotary drum 15 is fixedly mounted on the outer side of the driving shaft 14, a leakage groove 16 is fixedly formed in the upper end of the rotary drum 15, a ball bearing 17 is fixedly mounted at the front end of the driving shaft 14, and the ball bearing 17 is fixedly.

Further, the diameter of a rotary drum 15 equals the width of a feed pipeline 4, hydraulic cylinders 18 are fixedly mounted at the front end and the rear end of the right end of the upper end of the crushing box body 1, the crushing teeth 13 are mounted, the coal mine can enter the crushing box body 1 and between the crushing teeth 13, a second crushing motor 9 and a first crushing motor 8 can be started to drive the crushing teeth 13 to rotate, and the coal mine can be crushed at the moment.

Further, the inboard movable mounting of pneumatic cylinder 18 has hydraulic stem 19, hydraulic stem 19 extends to the inside of broken case body 1 through pneumatic cylinder 18, through setting up the small opening 16, can be when the colliery pan feeding, start two 10 drive rotary drum 15 of driving motor and rotate, then can fall in small opening 16 when the colliery pan feeding, then when rotatory to the lower extreme, can be automatic carry out the unloading, make the colliery can carry out intermittent type nature's unloading when broken, avoid the more while unloading in colliery to lead to the inside machine to appear the phenomenon of card machine, lead to the machine to appear damaging the phenomenon, thereby make intermittent type nature's unloading can avoid the phenomenon that the inside part appears the card machine, and then the life of machine has been increased.

Further, the upper end fixed mounting of hydraulic stem 19 has fixed plate 20, and the lower extreme fixed mounting of hydraulic stem 19 has pressure strip 21, through installation pneumatic cylinder 18 for the colliery accessible pneumatic cylinder 18 after the breakage carries out the secondary crushing once more, makes the effect of the colliery ejection of compact better.

Further, fixed mounting has fixed lantern ring 22 between pressure strip 21 and the hydraulic stem 19, the lower extreme fixed mounting of pressure strip 21 has broken spine 23, broken spine 23 evenly distributed, through installing pressure strip 21 and installed broken spine 23, can carry out the secondary crushing through broken spine 23 to the colliery after the breakage, avoid the colliery that the colliery appears not broken completion when the ejection of compact, lead to the colliery to need carry out the breakage once more, delay time and wasted a large amount of broken costs simultaneously, make the colliery can carry out the breakage once more with unbroken colliery when broken and ejection of compact, thereby make the colliery need not carry out the breakage once more, and then great reduction broken cost.

Further, the front end fixedly connected with transmission band 24 of driving motor two 10, transmission band 24 are located the inside of broken case body 1, and the front end fixedly mounted with protection network 25 of rotary drum 15 through installation protection network 25, can avoid the colliery to appear the colliery when the unloading and drop in the inside of broken case body 1.

The working principle is as follows: firstly, before coal mine feeding, a driving motor II 10 is started to drive a rotary cylinder 15 to rotate, then feeding is carried out through a feeding hole 5, the coal mine feeding falls into a leakage groove 16, then feeding can be automatically carried out when the coal mine feeding is rotated to the lower end, so that intermittent feeding can be carried out when the coal mine is crushed, then a crushing motor II 9 and a crushing motor I8 are started to drive a crushing tooth 13 to rotate, the coal mine can be crushed, after the crushing is finished, a transmission belt 24 is driven to rotate through the driving motor II 10, then the crushed coal mine falls onto the transmission belt 24, then the crushed coal mine can be secondarily crushed through a crushing sharp 23 by installing a pressing plate 21 and installing the crushing sharp 23, the phenomenon that the coal mine is not crushed during discharging and needs to be crushed again is avoided, time is delayed, and a large amount of crushing cost is wasted, make the colliery can carry out breakage once more with uncrushed colliery when broken and ejection of compact to make the colliery need not carry out the breakage once more, and then great reduction broken cost, transport to discharge gate 6 through transmission band 24 and carry out the ejection of compact most.

It should be finally noted that the above only serves to illustrate the technical solution of the present invention, and not to limit the scope of the present invention, and that simple modifications or equivalent replacements performed by those skilled in the art to the technical solution of the present invention do not depart from the spirit and scope of the technical solution of the present invention.

Claims

1. The utility model provides an intermittent type nature is breaker for coal mining, includes broken case body (1), its characterized in that: the lower end of the crushing box body (1) is fixedly provided with a supporting base (2), the lower end of the supporting base (2) is fixedly provided with a supporting leg (3), the rear end of the upper end of the crushing box body (1) is fixedly provided with a feeding pipeline (4), the feeding pipeline (4) extends to the inside of the crushing box body (1), the upper end of the feeding pipeline (4) is fixedly provided with a feeding hole (5), the front end of the crushing box body (1) is fixedly provided with a discharging hole (6), the left lower end of the front end of the crushing box body (1) is fixedly provided with a first driving motor (7), the upper end of the left end of the crushing box body (1) is fixedly provided with a first crushing motor (8), the upper end of the first crushing motor (8) is fixedly provided with a second crushing motor (9), and the rear end of the feeding pipeline (4) is fixedly provided with, the front end fixedly connected with rotation axis one (11) of broken motor two (9), the front end fixedly connected with rotation axis two (12) of broken motor one (8), the outside fixed mounting of rotation axis one (11) and rotation axis two (12) has broken tooth (13), the front end fixedly connected with drive shaft (14) of driving motor two (10), the outside fixed mounting of drive shaft (14) has rotatory section of thick bamboo (15), the fixed small opening (16) that is provided with in upper end of rotatory section of thick bamboo (15), the front end fixedly mounted of drive shaft (14) has ball bearing (17), ball bearing (17) and the inner wall fixed connection of charge-in pipeline (4).

2. A crushing apparatus for intermittent coal mining as claimed in claim 1, wherein: the diameter of the rotary drum (15) is equal to the width of the feeding pipeline (4), and hydraulic cylinders (18) are fixedly mounted at the front end and the rear end of the right end of the upper end of the crushing box body (1).

3. A crushing apparatus for intermittent coal mining as claimed in claim 2, wherein: the inner side of the hydraulic cylinder (18) is movably provided with a hydraulic rod (19), and the hydraulic rod (19) extends to the inner part of the crushing box body (1) through the hydraulic cylinder (18).

4. A crushing apparatus for intermittent coal mining as claimed in claim 3, wherein: the upper end of hydraulic stem (19) is fixed with fixed plate (20), the lower extreme fixed mounting of hydraulic stem (19) has pressure strip (21).

5. A crushing apparatus for intermittent coal mining as claimed in claim 4, wherein: a fixed sleeve ring (22) is fixedly mounted between the pressing plate (21) and the hydraulic rod (19), broken spikes (23) are fixedly mounted at the lower end of the pressing plate (21), and the broken spikes (23) are uniformly distributed.

6. A crushing apparatus for intermittent coal mining as claimed in claim 1, wherein: the front end fixedly connected with transmission band (24) of driving motor two (10), transmission band (24) are located the inside of broken case body (1), the front end fixedly mounted of rotatory section of thick bamboo (15) has protection network (25).