CN213315265U

CN213315265U - Crushing device for coal mining of coal mine

Info

Publication number: CN213315265U
Application number: CN202022156741.2U
Authority: CN
Inventors: 李殷
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-09-27
Filing date: 2020-09-27
Publication date: 2021-06-01
Anticipated expiration: 2030-09-27

Abstract

The utility model discloses a breaker for coal mining in colliery, including under casing, broken case and screening case, broken case is installed to the up end of under casing, and the screening case is installed to the up end of broken case, and the feed inlet is installed to up end one side of screening case, and the one side that the feed inlet was kept away from to the up end of screening case is installed and is filtered the motor, and the spindle of screening motor stretches into downwards and filters the incasement and be constructed with first gear, filters the incasement and is provided with the sieve, and the one end of sieve is fixed in the port below of feed inlet, and the other end of sieve is fixed in screening incasement bottom to the downside, just screening incasement outside one side is installed the suction box, and the suction box is kept away from one side of screening case and is installed the air pump, the inside intercommunication of air pump. This breaker for coal mining in colliery, it is rational in infrastructure, can screen broken coal earlier, retrieve the less coal of volume, and the dust that produces when can absorb the breakage has protected that staff's respiratory tract is healthy.

Description

Crushing device for coal mining of coal mine

Technical Field

The utility model belongs to the technical field of coal mining equipment, concretely relates to coal mining uses breaker.

Background

Coal is a fossil energy source, and is solid combustible mineral formed gradually by ancient plants buried underground and undergoing complex biochemical and physicochemical changes. In order to facilitate the mining and transportation of coal and the sufficient combustion in use, the large coal needs to be crushed.

Present coal can produce more dust when the breakage, and the dust loss can cause the injury to staff's respiratory track in the air, is unfavorable for staff's healthy, and current coal breaker can not filter the raw materials, probably leads to the less coal of volume to be broken into the dust, causes the wasting of resources.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a breaker for coal mining in colliery to solve the problem that proposes among 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 mining breaker, includes under casing, broken case and screening case, broken case is installed to the up end of under casing, and the screening case is installed to the up end of broken case, and the feed inlet is installed to up end one side of screening case, and the one side that the feed inlet was kept away from to the up end of screening case is installed and is filtered the motor, and the spindle of screening motor stretches into downwards and filters the incasement and construct first gear, filters the incasement and is provided with the sieve, and the one end of sieve is fixed in the port below of feed inlet, and the other end of sieve is fixed in screening incasement bottom to the one side of screening incasement portion, just the suction box is installed to the outside one side.

Preferably, the air pump is installed to one side that the screening case was kept away from to the suction box, and the inside intercommunication of air pump and suction box is provided with the multiunit dust collecting plate in the suction box, and the mid-mounting of dust collecting plate has the collection dirt net, and one side of dust collecting plate extends the suction box and is constructed the handle, just the suction pipe and lower straw are installed respectively to the up end of suction box, and the upper straw upwards is connected with the feed inlet, and lower straw is connected with the under casing downwards.

Preferably, one section of the sieve plate below the lower end of the feed inlet is provided with a groove, the sieve plate is installed in the groove, a recovery box is arranged below the sieve plate and fixed at the bottom in the screening box, a box door is arranged on one side of the recovery box and installed on the side wall of the screening box, a discharging pipe is arranged in the middle of the sieve plate, one end of the discharging pipe is connected with the upper end face of the sieve plate, and the other end of the discharging pipe extends downwards into the crushing box.

Preferably, the screening box is internally provided with a lead screw in an inclined manner, the lead screw is parallel to the screen plate and is positioned above the screen plate, the lead screw is provided with a moving block, one side of the moving block, facing the screen plate, is fixedly provided with a moving rod, one end of the moving rod extends to the upper end face of the screen plate and is provided with a baffle plate, a second gear is further constructed on the lead screw, and the second gear is in meshing transmission with the first gear.

Preferably, both ends of the screw rod are respectively provided with a bearing seat, one of the bearing seats is arranged on the inner top surface of the screening box, and the other bearing seat is arranged on the inner side surface of the screening box.

Preferably, be provided with two sets of crushing rollers in the broken case, on the one end activity of crushing roller was fixed in broken incasement lateral wall, the other end of crushing roller was worn out broken case and is connected in broken motor's spindle, broken motor is fixed in on the outside lateral wall of broken case, and the bottom inclines towards one end in the broken case, and the lowest point of broken bottom of the case portion is through seting up opening and screening case intercommunication of below.

Preferably, the discharge gate that one side of screening case was seted up, the one side of keeping away from the discharge gate in the screening case is provided with the cylinder, and the cylinder is fixed in screening incasement bottom, and the push pedal is installed to the one end of the spindle of cylinder towards the discharge gate.

The utility model discloses a technological effect and advantage: this breaker is used in coal mining in colliery, benefit from the cooperation of first gear and second gear, come control baffle through the screening motor, and utilize the baffle to carry on spacingly to the coal on the sieve, make coal can slowly move along the sieve, thereby guarantee that the screen cloth fully filters coal, make the less coal of volume can get into the collection box and be retrieved, and whole device during operation, the accessible air pump, the suction box, go up the cooperation of straw and straw down, the discharge gate department to feed inlet department and under casing carries out the dust absorption, avoid the dust loss to cause the injury in the air and to staff's respiratory track.

Drawings

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

fig. 2 is an enlarged view of the structure of fig. 1 at a;

fig. 3 is a cross-sectional view taken along line B-B of fig. 1 according to the present invention.

In the figure: 1 bottom box, 2 crushing box, 3 screening box, 301 feed inlet, 302 box door, 4 dust suction box, 401 air pump, 402 dust collecting plate, 403 dust collecting net, 404 upper suction pipe, 405 lower suction pipe, 5 screening motor, 501 first gear, 6 lead screw, 601 second gear, 7 moving block, 701 moving rod, 702 baffle, 8 screen plate, 801 screen, 802 recycling box, 803 blanking pipe, 9 crushing motor, 901 crushing roller, 10 air cylinder, 1001 push plate.

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.

Unless defined otherwise, all references to up, down, left, right, front, back, inner and outer directions herein are to be interpreted as referring to up, down, left, right, front, back, inner and outer directions in the drawings to which the invention is applied, and all references are hereby incorporated herein by reference.

The utility model provides a breaker is used in coal mine mining as shown in fig. 1-3, including under casing 1, broken case 2 and screening case 3, broken case 2 is installed to the up end of under casing 1, and screening case 3 is installed to the up end of broken case 2, and feed inlet 301 is installed to upper end one side of screening case 3, and screening motor 5 is installed to one side that feed inlet 301 was kept away from to the up end of screening case 3, and the spindle of screening motor 5 stretches into downwards in screening case 3 and is constructed first gear 501, is provided with sieve 8 in the screening case 3, and the one end of sieve 8 is fixed in the port below of feed inlet 301, and the other end of sieve 8 is fixed in screening case 3 bottom to one side downwards, just dust absorption box 4 is installed to the outside one side of screening case 3.

Specifically, one side of screening case 3 is kept away from to dust collection box 4 installs air pump 401, and air pump 401 and the inside intercommunication of dust collection box 4 are provided with multiunit dust collecting plate 402 in the dust collection box 4, and the mid-mounting of dust collecting plate 402 has collection dirt net 403, and one side of dust collecting plate 402 extends dust collection box 4 and is constructed the handle, just suction pipe 404 and lower suction pipe 405 are installed respectively to the up end of dust collection box 4, and upper suction pipe 404 upwards is connected with feed inlet 301, and lower suction pipe 405 is connected with under casing 1 downwards, and during concrete implementation, dust collecting plate 402 is installed in dust collection box 4 through the spout block of seting up on the dust collection box 4 lateral wall, and the position that lower suction pipe 405 stretched into in 5 is located the intercommunication mouth below of broken case 2 and under casing 1 to the dust when the ejection of compact.

Specifically, a section of the sieve plate 8 located below the lower end of the feed inlet 301 is provided with a groove, a screen 801 is installed in the groove, a recovery box 802 is arranged below the screen 801, the recovery box 802 is fixed at the bottom in the screening box 3, a box door 302 is arranged on one side of the recovery box 802, the box door 302 is installed on the side wall of the screening box 3, a blanking pipe 803 is arranged in the middle of the screen 801, one end of the blanking pipe 803 is connected with the upper end face of the screen 801, and the other end of the blanking pipe 803 extends downwards into the crushing box 2.

Specifically, still install lead screw 6 in the slope in screening case 3, lead screw 6 is parallel with sieve 8 and is located the top of sieve 8, is provided with movable block 7 on the lead screw 6, and movable block 7 is fixed with carriage release lever 701 towards one side of sieve 8, and the one end of carriage release lever 701 extends the up end of sieve 8 and installs baffle 702, just still construct second gear 601 on the lead screw 6, and second gear 601 and first gear 501 meshing transmission, during the concrete implementation, movable block 7 and lead screw 6 screw-thread fit can move under the rotation of lead screw 6, and set up the spacing groove on the sieve 8 and cooperate with the bottom of carriage release lever 701 for carriage release lever 701 can only move along sieve 8 under the drive of movable block 7.

Specifically, two ends of the screw rod 6 are respectively provided with a bearing seat, one of the bearing seats is arranged on the inner top surface of the screening box 3, and the other bearing seat is arranged on the inner side surface of the screening box 3.

Specifically, be provided with two sets of crushing rollers 901 in broken case 2, the one end activity of crushing roller 901 is fixed in on broken case 2 inside wall, and broken case 2 is worn out and is connected in crushing motor 9's spindle to the other end of crushing roller 901, crushing motor 9 is fixed in on the lateral wall of broken case 2 outside, and the bottom inclines towards one end in broken case 2, and the lowest point of broken case 2 bottom is through seting up opening and 3 intercommunications of screening box of below, and during the concrete implementation, two sets of horizontal parallel and level of crushing roller 901 cooperate the work, carry out the breakage to coal jointly.

Specifically, the discharge gate that one side of screening case 3 was seted up, the one side of keeping away from the discharge gate in the screening case 3 is provided with cylinder 10, and cylinder 10 is fixed in screening case 3 bottom, and push pedal 1001 is installed towards the one end of discharge gate to the spindle of cylinder 10.

The working principle of the crushing device for coal mining in the coal mine is that when the crushing device is used, coal can be poured from a feeding hole 301, the coal enters a screening box 3 and slides downwards along a screening plate 8, at the moment, a screening motor 5 is started, a screw rod 6 is driven to rotate through the meshing of a first gear 501 and a second gear 601, a moving block 7 moves along the screw rod 6, and meanwhile, a baffle plate 702 is driven to move along the upper end face of the screening plate 8, so that the coal slowly moves downwards along the screening plate 8 under the blocking of the baffle plate 702, the coal is fully screened by a screen 801, the coal with small volume falls into a recovery box 802 through the screen 801, the coal with small volume is prevented from being crushed by opening a box door 302, the coal on a material pipe of the screening plate 8 finally slowly moves to the upper end port of a discharging pipe 803 under the blocking of the baffle plate 702 and enters a crushing box 2, at the moment, a crushing motor 9 is, utilize two sets of crushing rollers 901 to carry out the breakage to coal, coal after the breakage gets into in the screening case 3 via the port of broken case 2 bottoms, but starting cylinder 10 this moment, utilize push pedal 1001 to push away coal to the discharge gate, and coal can start air pump 401 after pouring into feed inlet 301, air pump 401 work, make and form the negative pressure in the suction box 4, thereby utilize upper suction pipe 404 and lower suction pipe 405 to carry out the dust collection with the discharge gate department of end case 1 in feed inlet 301 department, reach the effect of removing dust and collecting, the dust loss has been avoided causing the injury to staff's respiratory track in the air.

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 mining breaker for coal mine, includes under casing (1), broken case (2) and screening case (3), its characterized in that: broken case (2) are installed to the up end of under casing (1), screening case (3) are installed to the up end of broken case (2), feed inlet (301) are installed to up end one side of screening case (3), one side that feed inlet (301) were kept away from to the up end of screening case (3) is installed screening motor (5), the spindle of screening motor (5) stretches into in screening case (3) downwards and is constructed first gear (501), be provided with sieve (8) in screening case (3), the one end of sieve (8) is fixed in the port below of feed inlet (301), the other end of sieve (8) is fixed in screening case (3) bottom to the one side of screening case (3) outside, just dust absorption box (4) are installed to one side of screening case (3) outside.

2. The crushing device for coal mining of the coal mine according to claim 1, characterized in that: the utility model discloses a screening case, including suction box (4), dust collection box (4), suction box (4), the screening case (3) is kept away from one side and is installed air pump (401), and air pump (401) and the inside intercommunication of suction box (4) are provided with multiunit dust collecting plate (402) in suction box (4), and the mid-mounting of dust collecting plate (402) has collection dirt net (403), and one side of dust collecting plate (402) is extended suction box (4) and is constructed the handle, just suction pipe (404) and lower straw (405) are installed respectively to the up end of suction box (4), and upward straw (404) are connected with feed inlet (301), and lower straw (405) are connected with under casing (1) downwards.

3. The crushing device for coal mining of the coal mine according to claim 1, characterized in that: one section of sieve (8) below that is located feed inlet (301) lower port is seted up slottedly, and screen cloth (801) are installed to the inslot, and the below of screen cloth (801) is provided with collection box (802), and collection box (802) are fixed in screening box (3) bottom, and one side of collection box (802) is provided with chamber door (302), and chamber door (302) are installed on the lateral wall of screening box (3), just the middle part of screen cloth (801) is provided with unloading pipe (803), and the one end of unloading pipe (803) is connected with the up end of screen cloth (801), and the other end of unloading pipe (803) stretches into in broken case (2) downwards.

4. The crushing device for coal mining of the coal mine according to claim 1, characterized in that: the screening box is characterized in that a lead screw (6) is obliquely arranged in the screening box (3), the lead screw (6) is parallel to the screening plate (8) and is positioned above the screening plate (8), a moving block (7) is arranged on the lead screw (6), a moving rod (701) is fixed on one side, facing the screening plate (8), of the moving block (7), one end of the moving rod (701) extends to the upper end face of the screening plate (8) and is provided with a baffle (702), a second gear (601) is further constructed on the lead screw (6), and the second gear (601) is in meshing transmission with the first gear (501).

5. The crushing device for coal mining of the coal mine according to claim 4, wherein: and two ends of the screw rod (6) are respectively provided with a bearing seat, one bearing seat is arranged on the inner top surface of the screening box (3), and the other bearing seat is arranged on the inner side surface of the screening box (3).

6. The crushing device for coal mining of the coal mine according to claim 1, characterized in that: be provided with two sets of crushing rollers (901) in broken case (2), the one end activity of crushing roller (901) is fixed in on broken case (2) inside wall, and broken case (2) is worn out and the spindle of being connected in crushing motor (9) to the other end of crushing roller (901), crushing motor (9) are fixed in on the outside lateral wall of broken case (2), and bottom towards one end slope in broken case (2), and the minimum of broken case (2) bottom is through seting up opening and screening case (3) intercommunication of below.

7. The crushing device for coal mining of the coal mine according to claim 1, characterized in that: the discharge gate that one side of screening case (3) was seted up, one side of keeping away from the discharge gate in screening case (3) is provided with cylinder (10), and bottom in screening case (3) is fixed in cylinder (10), and push pedal (1001) are installed to the crankshaft of cylinder (10) towards the one end of discharge gate.