CN218281912U

CN218281912U - Crushing equipment with dust falling structure for opencut coal mining

Info

Publication number: CN218281912U
Application number: CN202221984021.8U
Authority: CN
Inventors: 赵伟; 赵龙; 刘明乐
Original assignee: Inner Mongolia Huawei Mining Engineering Co ltd
Current assignee: Inner Mongolia Huawei Mining Engineering Co ltd
Priority date: 2022-07-29
Filing date: 2022-07-29
Publication date: 2023-01-13
Anticipated expiration: 2032-07-29

Abstract

The utility model belongs to the technical field of crushing apparatus for coal mining, especially, for an opencut coal mining adopts crushing apparatus that has dust fall structure, including casing, install bin and water tank, the top fixed mounting of casing has the feeder hopper, be provided with broken subassembly, reciprocating sieve subassembly and conveying component in the casing, be provided with same transmission assembly one on broken subassembly and the reciprocating sieve subassembly, set up same transmission assembly two on broken subassembly and the conveying component, be provided with same dust fall subassembly one on water tank and the casing, be provided with dust fall subassembly two in the install bin, the front side fixed mounting of casing has driving motor. The utility model relates to a rationally, easy operation can carry out breakage and screening operation to the coal cinder, can reduce the excessive volume of dust simultaneously under the cooperation through dust fall subassembly one and dust fall subassembly two, and can effectual improvement dust fall's efficiency.

Description

Crushing equipment with dust falling structure for opencut coal mining

Technical Field

The utility model relates to a crushing apparatus technical field for coal mining, in particular to opencut coal mining is with crushing apparatus that has dust fall structure.

Background

Strip mining is mining by removing overlying rocks and overburden from a coal seam to expose the coal to the surface, wherein the process of removing the rocks is called stripping and the process of extracting the coal is called coal mining. In open-pit coal mining, a well field is generally divided into a plurality of horizontal layers, and the layers are mined from top to bottom layer by layer, so that the space is stepped. The method has good labor condition and higher safety, and is a coal mining method which is emphasized to be developed in China. The crushing equipment is used for crushing the coal blocks in open-pit coal mining, a large amount of dust can be generated when the coal blocks are crushed, and the surrounding environment can be polluted.

Through retrieval, chinese patent No. CN214637191U discloses crushing equipment with a dust-falling structure for open pit coal mining, which comprises a support frame, a crushing device main body, a transmission mechanism main body, a first motor, a feed hopper, a dust-falling device main body and an auxiliary device.

At the in-process discovery of in-service use, the dust fall mode in the above-mentioned patent is comparatively single, and dust fall effect is general, consequently, the utility model provides an opencut coal mining adopts the crushing apparatus that has the dust fall structure to be used for solving above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects of the prior art, and providing a crushing device with a dust falling structure for open pit coal mining.

The above technical purpose of the present invention can be achieved by the following technical solutions: the utility model provides an opencut coal mining adopts crushing equipment that has dust fall structure, includes casing, install bin and water tank, the top fixed mounting of casing has the feeder hopper, be provided with broken subassembly, reciprocating sieve subassembly and conveying component in the casing, be provided with same transmission assembly one on broken subassembly and the reciprocating sieve subassembly, set up same transmission assembly two on broken subassembly and the conveying component, be provided with same dust fall subassembly one on water tank and the casing, be provided with dust fall subassembly two in the install bin, the front side fixed mounting of casing has driving motor, fixed cover is equipped with drive gear on driving motor's the output shaft, and drive gear is connected with broken subassembly, the discharge gate has all been seted up in the rear side and the left side of casing, two discharge gates respectively with reciprocating sieve subassembly and conveying component looks adaptation, rotate on the casing and install two back shafts, the both ends of two back shafts all extend to the casing outside and respectively fixed cover be equipped with the removal wheel.

Preferably, broken subassembly includes two main shafts, two crushing rollers and two linkage gears, rotates on the inner wall of both sides around the casing and installs two main shafts, and equal fixed cover is equipped with the crushing roller on two main shafts, and equal fixed mounting has a plurality of broken teeth on two crushing rollers, and the front end of two main shafts all extends to the front side of casing and fixed cover respectively is equipped with the linkage gear, and is located the linkage gear on right side and meshes with drive gear mutually.

Preferably, reciprocating sieve subassembly includes the sieve, the baffle, the pivot, cam and reset spring, fixed mounting has the support bar on the inner wall of casing, the spout has been seted up on one side inner wall of casing, slidable mounting has same sieve in support bar and the spout, one side fixed mounting that the spout was kept away from to the sieve has the baffle, rotate on the inner wall of both sides around the casing and install same pivot, fixed cover is equipped with the cam in the pivot, cam and baffle looks butt, one side fixed mounting that baffle and support bar are close to each other has same reset spring.

Preferably, transmission assembly one includes little band pulley, big band pulley and left belt, and the pivot is fixed the cover respectively with being located on the left main shaft and is equipped with little band pulley and big band pulley, and the transmission connection has same left belt on little band pulley and the big band pulley.

Preferably, the conveying assembly comprises two conveying shafts, two conveying belts, two conveying rollers and two supporting plates, the two supporting plates are fixedly mounted on one side of the shell, the conveying shafts are rotatably mounted on one side, close to the two supporting plates, of the inner wall of the shell, the conveying shafts are fixedly sleeved on the two conveying shafts, and the conveying rollers are in transmission connection with the same conveying belt on the two conveying rollers.

Preferably, the second transmission assembly comprises a right belt and two transmission belt wheels, the transmission belt wheels are fixedly sleeved on the main shaft and the conveying shaft on the right side, and the two transmission belt wheels are in transmission connection with the same right belt.

Preferably, first dust fall subassembly includes double-end water pump, dust fall pipe two, two dust fall pipe one, the connecting pipe, right side pipe and left pipe, fixed mounting has double-end water pump in the water tank, fixed mounting has two dust fall pipe two on the inner wall of both sides around the casing, it has dust fall pipe one to be located the left discharge gate of casing fixed mounting, dust fall pipe one and dust fall pipe two go up equal fixed mounting has a plurality of atomizer, the front end of two dust fall pipe two all extends to the front side and the fixed mounting of casing has same connecting pipe, dust fall pipe one with be located left dust fall pipe two and go up respectively fixed mounting have left pipe and right pipe, and left pipe and right pipe all extend to in the water tank and be linked together with double-end water pump's delivery port.

Preferably, dust fall subassembly two includes air exhauster, conveyer pipe, dust cage, filter plate and containing box, fixed mounting has the air exhauster on the top inner wall of install bin, slope fixed mounting has the filter plate on the inner wall of install bin, fixed mounting has same conveyer pipe on install bin and the casing, the bottom of conveyer pipe extends to in the casing and fixed mounting has the dust cage, slidable mounting has the containing box on the bottom inner wall of install bin, one side of containing box extends to outside the install bin and fixed mounting has the bar shaped plate, fixed mounting has the handle on the bar shaped plate, and the air outlet and the filter plate of conveyer pipe all are located the top of containing box.

The beneficial effects of the utility model are that: the utility model discloses in, through broken subassembly, can carry out breakage and screening operation to the coal cinder under the cooperation of reciprocating sieve subassembly and drive assembly one, can control the coal cinder of conveying subassembly after the breakage to carry under the cooperation of drive assembly two, can carry out the dust fall to the coal cinder in the breakage and the coal cinder that is about to carry out the casing through the conveyer belt through dust fall subassembly one simultaneously, can extract and carry out interim storage to the internal floated dust of casing through dust fall subassembly two simultaneously, not only can reduce the excessive volume of dust, and can the effectual efficiency that improves the dust fall.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained without creative efforts.

Fig. 1 is a schematic three-dimensional structure diagram of a crushing device with a dust falling structure for open pit coal mining provided by the utility model;

fig. 2 is a schematic cross-sectional structural view of a crushing apparatus with a dust falling structure for open pit coal mining according to the present invention;

fig. 3 is a schematic structural diagram of a part a of a crushing apparatus with a dust fall structure for opencast coal mining according to the present invention;

fig. 4 is the utility model provides a B part's schematic structure view among open pit coal mining crushing plant that adopts to have dust fall structure.

In the figure: 1. a housing; 2. a main shaft; 21. a crushing roller; 22. a linkage gear; 23. a drive motor; 24. a drive gear; 3. a rotating shaft; 31. a cam; 32. a small belt pulley; 33. a large pulley; 34. a left strap; 4. a sieve plate; 41. a baffle plate; 42. a return spring; 5. installing a box; 51. an exhaust fan; 52. a delivery pipe; 53. a dust collection cover; 54. filtering the plate; 55. a storage box; 6. a water tank; 61. a double-head water pump; 62. a first dust falling pipe; 63. a left tube; 64. a second dust falling pipe; 65. a connecting pipe; 66. a right tube; 7. a drive pulley; 71. and a right belt.

Detailed Description

The technical solution of the present invention will be clearly and completely described below with reference to the specific embodiments. It is to be understood that the disclosed embodiments are merely exemplary of the invention, and are not intended to limit the invention to the precise embodiments disclosed. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-4, a crushing apparatus with a dust fall structure for opencast coal mining, comprising a housing 1, a mounting box 5 and a water tank 6, a feed hopper is fixedly mounted on the top of the housing 1, a driving motor 23 is fixedly mounted on the front side of the housing 1, a driving gear 24 is fixedly mounted on an output shaft of the driving motor 23, two main shafts 2 are rotatably mounted on the inner walls of the front and rear sides of the housing 1, crushing rollers 21 are fixedly mounted on both the two main shafts 2, a plurality of crushing teeth are fixedly mounted on both the two crushing rollers 21, the front ends of the two main shafts 2 extend to the front side of the housing 1 and are respectively fixedly mounted with a link gear 22, the two link gears 22 are engaged with each other, and the link gear 22 on the right side is engaged with the driving gear 24, so as to crush coal blocks entering the housing 1, a sieve plate is fixedly mounted on the inner wall of the housing 1, a chute is formed on the inner wall of the housing 1, a sieve plate 4 is slidably mounted in the support bar and the chute, a baffle plate 41 is fixedly mounted on one side of the chute 4 far from the chute, a side of the housing 1, a rotating shaft 3 is rotatably mounted on the inner wall of the front and rear side of the housing 1, a cam 31 is fixedly mounted with a small belt pulley 31, a belt pulley 32 is mounted on the rotating belt 31, a belt 32, a belt pulley 32 is mounted on the rotating belt 32, so as to control the rotating of the rotating belt pulley 33, and a belt pulley 32, when the rotating of the rotating belt pulley 33, the rotating of the reciprocating belt pulley 33, and a large pulley 32, the reciprocating belt pulley 33, the reciprocating pulley 32, the rotating of the rotating belt pulley 3, a conveying shaft is rotatably arranged on one side of the two support plates close to each other and on the inner wall of the shell 1, conveying rollers are fixedly sleeved on the two conveying shafts, the same conveying belt is connected on the two conveying rollers in a transmission mode, so that the screened coal blocks can be conveyed, a conveying belt wheel 7 is fixedly sleeved on the main shaft 2 and the conveying shaft on the right side, the same right belt 71 is connected on the two conveying belt wheels 7 in a transmission mode, so that the conveying shafts can be driven to rotate synchronously when the main shaft 2 rotates, a double-head water pump 61 is fixedly arranged in the water tank 6, two dust-settling pipes two 64 are fixedly arranged on the inner walls on the front side and the rear side of the shell 1, discharge ports are formed in the rear side and the left side of the shell 1, a first dust-settling pipe 62 is fixedly arranged in the discharge port on the left side of the shell 1, a plurality of atomizing nozzles are fixedly arranged on the first dust-settling pipe 62 and the second dust-settling pipe 64, the front ends of the two dust-settling pipes two 64 are fixedly arranged to be provided with the same dust-settling pipe 65, a left-head pipe 63 and a right-pipe 66 are respectively fixedly arranged on the connecting pipe 64, and a bottom-fixing belt-mounting plate 5 is arranged on the inner wall of the shell, and a fixing belt-fixing box 5 is arranged on the bottom-fixing plate 5, and a bottom-fixing-mounting plate 5 is arranged on the bottom-fixing box 5, and a bottom-fixing cover 52, and the air outlet of conveyer pipe 52 and filter plate 54 all are located the top of containing box 55 to can extract and collect the casing 1 internal floating dust and go up to rotate and install two back shafts, the both ends of two back shafts all extend to the casing 1 outside and fixed cover respectively are equipped with the removal wheel.

The working principle is as follows: when the dust-settling device is used, the dust-settling device is firstly moved to a position needing to be used, then the power supply is switched on, the driving motor 23 is started, the double-head water pump 61 and the exhaust fan 51 are started, coal blocks needing to be crushed are placed into the feed hopper, the driving motor 23 can control the two main shafts 2 to drive the corresponding crushing rollers 21 to crush the coal blocks through the driving gear 24 and the linkage gear 22, meanwhile, the double-head water pump 61 can enable the two dust-settling pipes 64 to perform dust settling on the crushed coal blocks through the atomizing nozzles under the cooperation of the right pipe 66 and the connecting pipe 65, the crushed coal blocks fall on the sieve plate 4, the coal blocks which are not completely crushed are discharged out of the shell 1 from the rear discharge port, the left main shaft 2 drives the rotating shaft 3 to rotate the cam 31 through the large belt wheel 33, the left belt 34 and the small belt wheel 32, meanwhile, the sieve plate 4 can be controlled to perform reciprocating sieving operation on the coal blocks under the cooperation of the baffle 41 and the reset spring 42, the sieved coal blocks are arranged on the conveying belt, the right main shaft 2 drives the conveying belt to rotate through the conveying shaft, thereby driving the conveying belt 63 and the conveying belt 71 to intercept the dust-settling belt, meanwhile, the left conveying belt 52 and the dust-settling box can perform dust-settling operation of the dust-settling box, the dust-settling box can be installed in the air spraying cover and the air cover 5, and the dust-settling box can be installed in the conveying belt 5, and the dust-settling box, thereby, the dust-settling box can be installed in the dust-settling box, and the dust-settling box can be installed in the dust-settling box.

It is right above the utility model provides a opencut coal mining adopts crushing equipment who has the dust fall structure to carry out detailed introduction. The principles and embodiments of the present invention have been explained herein using specific embodiments, which are merely used to help understand the method and its core ideas of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the scope of the appended claims.

Claims

1. The utility model provides an opencut coal mining adopts crushing equipment that has dust fall structure, a serial communication port, including casing (1), install bin (5) and water tank (6), the top fixed mounting of casing (1) has the feeder hopper, be provided with broken subassembly, reciprocating sieve subassembly and conveying component in casing (1), be provided with same transmission assembly one on broken subassembly and the reciprocating sieve subassembly, set up same transmission assembly two on broken subassembly and the conveying component, be provided with same dust fall subassembly one on water tank (6) and casing (1), be provided with dust fall subassembly two in install bin (5), the front side fixed mounting of casing (1) has driving motor (23), fixed cover is equipped with drive gear (24) on the output shaft of driving motor (23), and drive gear (24) are connected with broken subassembly, the discharge gate has all been seted up on the rear side and the left side of casing (1), two discharge gates respectively with reciprocating sieve subassembly and conveying component looks adaptation, rotate on casing (1) and install two back shafts, the both ends of two back shafts all extend to casing (1) outside and fixed cover respectively and be equipped with the removal wheel.

2. A crushing apparatus for opencast coal mining with dust fall structure according to claim 1, wherein: broken subassembly includes two main shafts (2), two crushing rollers (21) and two linkage gears (22), rotates on the inner wall of both sides around casing (1) and installs two main shafts (2), all fixed cover is equipped with crushing roller (21) on two main shafts (2), equal fixed mounting has a plurality of broken teeth on two crushing rollers (21), the front end of two main shafts (2) all extends to the front side of casing (1) and fixed cover respectively is equipped with linkage gear (22), and linkage gear (22) and drive gear (24) mesh that just are located the right side.

3. A crushing apparatus for opencast coal mining with dust fall structure according to claim 1, wherein: reciprocating sieve subassembly includes sieve (4), baffle (41), pivot (3), cam (31) and reset spring (42), fixed mounting has the support bar on the inner wall of casing (1), the spout has been seted up on one side inner wall of casing (1), slidable mounting has same sieve (4) in support bar and the spout, one side fixed mounting that the spout was kept away from in sieve (4) has baffle (41), rotate on the front and back both sides inner wall of casing (1) and install same pivot (3), fixed cover is equipped with cam (31) on pivot (3), cam (31) and baffle (41) looks butt, one side fixed mounting that baffle (41) and support bar are close to each other has same reset spring (42).

4. A crushing apparatus for opencast coal mining with dust fall structure according to claim 3, wherein: the transmission assembly comprises a small belt wheel (32), a large belt wheel (33) and a left belt (34), the rotating shaft (3) and the main shaft (2) positioned on the left side are respectively fixedly sleeved with the small belt wheel (32) and the large belt wheel (33), and the small belt wheel (32) and the large belt wheel (33) are in transmission connection with the same left belt (34).

5. A crushing apparatus for opencast coal mining with dust fall structure according to claim 1, wherein: the conveying assembly comprises two conveying shafts, a conveying belt, two conveying rollers and two supporting plates, wherein the two supporting plates are fixedly mounted on one side of the shell (1), the conveying shafts are rotatably mounted on one side, close to the two supporting plates, of the inner wall of the shell (1), the conveying shafts are fixedly sleeved on the two conveying shafts, and the conveying rollers are in transmission connection with the same conveying belt.

6. A crushing apparatus for opencut coal mining according to claim 5, wherein the crushing apparatus is of a dust fall structure, and the crushing apparatus is characterized in that: the second transmission assembly comprises a right belt (71) and two transmission belt wheels (7), the transmission belt wheels (7) are fixedly sleeved on the main shaft (2) on the right side and the conveying shaft, and the two transmission belt wheels (7) are in transmission connection with the same right belt (71).

7. A crushing apparatus for opencast coal mining with dust fall structure according to claim 1, wherein: first dust fall subassembly includes double-end water pump (61), dust fall pipe two (64), two dust fall pipe one (62), connecting pipe (65), right side pipe (66) and left pipe (63), water tank (6) internal fixation installs double-end water pump (61), fixed mounting has two dust fall pipe two (64) on the front and back both sides inner wall of casing (1), it has dust fall pipe one (62) to be located casing (1) left discharge gate internal fixation, equal fixed mounting has a plurality of atomizer on dust fall pipe one (62) and dust fall pipe two (64), the front end of two dust fall pipe two (64) all extends to the front side and fixed mounting of casing (1) has same connecting pipe (65), dust fall pipe one (62) and be located on left dust fall pipe two (64) respectively fixed mounting have left pipe (63) and right pipe (66), and left side pipe (63) and right pipe (66) all extend to in water tank (6) and be linked together with the delivery port of double-end water pump (61).

8. A crushing apparatus for opencast coal mining with dust fall structure according to claim 1, wherein: dust fall subassembly two includes air exhauster (51), conveyer pipe (52), dust cage (53), filter plate (54) and containing box (55), fixed mounting has air exhauster (51) on the top inner wall of install bin (5), slope fixed mounting has filter plate (54) on the inner wall of install bin (5), fixed mounting has same conveyer pipe (52) on install bin (5) and casing (1), the bottom of conveyer pipe (52) extends to in casing (1) and fixed mounting has dust cage (53), slidable mounting has containing box (55) on the bottom inner wall of install bin (5), one side of containing box (55) extends to outside install bin (5) and fixed mounting has the strip shaped plate, fixed mounting has the handle on the strip shaped plate, and the air outlet of conveyer pipe (52) and filter plate (54) all are located the top of containing box (55).