CN111359702A

CN111359702A - Processing equipment for comprehensive utilization of coal gangue resources

Info

Publication number: CN111359702A
Application number: CN202010267202.8A
Authority: CN
Inventors: 郭亮; 王林生
Original assignee: Shaanxi Huangcheng Building Material Machinery Group Co ltd
Current assignee: Shaanxi Huangcheng Building Material Machinery Group Co ltd
Priority date: 2020-04-08
Filing date: 2020-04-08
Publication date: 2020-07-03

Abstract

The utility model provides a treatment facility for gangue resource comprehensive utilization, be equipped with crushing mechanism in the inside one side of casing, be equipped with the drive mechanism who is used for driving its below screening mechanism in the crushing mechanism, the inside opposite side of casing is equipped with fine crushing mechanism, be equipped with the conveying equipment I that transports the broken material of crushing mechanism to in the fine crushing mechanism in the casing, fine crushing mechanism below is equipped with conveying equipment II, atomizing spray water tank below is equipped with conveying equipment III and the material after adding water in the atomizing spray water tank falls on conveying equipment III, casing lower extreme discharge gate department is equipped with the baffle box, and send into the ageing storehouse by the material of conveying equipment III transport shell and stack through the baffle box. The coal gangue raw material treatment equipment is designed into a structure integrating coarse crushing, fine crushing, screening and transportation, the problems of complex production process flow and high energy consumption and investment in production of a plurality of processing equipment are solved, the integration degree is high, the occupied area is small, the cost of the treatment equipment is low, and the production efficiency is high.

Description

Processing equipment for comprehensive utilization of coal gangue resources

Technical Field

The invention belongs to the technical field of coal gangue processing, and particularly relates to a processing device for comprehensive utilization of coal gangue resources.

Background

In recent years, with the continuous deepening of the policy of changing 'forbidden reality' on the wall of China, the requirements on brick and tile production enterprises are more strict. The method is actively promoted to produce novel energy-saving environment-friendly green wall materials by using industrial solid waste raw materials so as to achieve the aims of protecting farmlands to the maximum extent and saving clay. The coal gangue is solid waste discharged in the coal mining process and the coal washing process, and is a black and gray rock which has lower carbon content and is harder than coal and is associated with a coal bed in the coal forming process. Comprises tunneling waste rocks in the tunneling process of a roadway, waste rocks extracted from a top plate, a bottom plate and an interlayer in the mining process, and washing waste rocks extracted in the coal washing process. The main components of the composite are Al2O3 and SiO2, and in addition, the composite also contains Fe2O3, CaO, MgO, Na2O, K2O, P2O5, SO3 and trace rare elements (gallium, vanadium, titanium and cobalt) in different quantities, is a mixture of carbon, argillaceous and sandy shale, and has a low calorific value. China has a large amount of coal gangue stored over the years, and the coal gangue is continuously increased by 100Mt every year, so that not only is the land occupied accumulated, but also air pollution or fire disasters are caused after spontaneous combustion. The coal gangue resources are mainly used for producing building materials such as lightweight aggregate of gangue cement and concrete, refractory bricks and the like, and can also be used for recovering coal, generating power by co-combustion of coal and gangue, preparing chemical products such as crystalline aluminum chloride, water glass and the like, extracting precious and rare metals and being also used as fertilizers. With the gradual utilization of coal gangue waste resources, the traditional raw material processing process is generally implemented by crushing, screening, adding water, aging and stacking, sufficient moisture must be added before aging, the raw materials enter an aging warehouse after being uniformly stirred, the aging time is not less than 72 hours so as to eliminate the internal stress of raw material particles, the raw materials are consistent in properties, the surfaces of extrusion molded blanks are smooth and do not crack, the traditional raw material processing procedure is complicated, multiple processing devices are needed, the energy consumption is high, the equipment investment is large, a large space is needed, and the processing cost of the coal gangue is greatly increased, so that improvement is needed for solving the problems.

Disclosure of Invention

The technical problems solved by the invention are as follows: the processing equipment for comprehensive utilization of coal gangue resources is designed into a structure integrating coarse crushing, fine crushing, screening and transportation, solves the problems of complex production process flow and high production energy consumption and large investment of a plurality of processing devices, is high in integration degree and small in occupied area, greatly reduces the cost of the processing equipment, and is favorable for improving the production efficiency and intelligent automatic control.

The technical scheme adopted by the invention is as follows: a treatment facility for comprehensive utilization of coal gangue resources comprises a casing, wherein a crushing mechanism is arranged on one side inside the casing, a transmission mechanism for driving a screening mechanism below the crushing mechanism is arranged on the crushing mechanism, an atomizing water spray tank is fixed in the casing, the lower end of the screening mechanism is located at the upper end of the atomizing water spray tank, a fine crushing mechanism is arranged on the other side inside the casing, the fine crushing mechanism and the crushing mechanism are driven by a power driving device arranged in the casing, a conveying device I for conveying materials crushed by the crushing mechanism into the fine crushing mechanism is arranged in the casing, a conveying device II for conveying the materials finely crushed by the fine crushing mechanism into the screening mechanism is arranged below the fine crushing mechanism, a conveying device III is arranged below the atomizing water spray tank, the materials added with water in the atomizing water spray tank fall on the conveying device III, and a guide groove corresponding to the discharge end of the conveying device III is arranged at the discharge port at the lower end of the casing, and the material conveyed out of the shell by the conveying equipment III is conveyed into the aging warehouse through the material guide groove to be stacked.

Wherein the crushing mechanism is a jaw crusher, the fine crushing mechanism is a high fine crushing twin-roll machine, the screening mechanism is a vibrating screen consisting of a box body with an upper opening and a lower opening and a screen installed in the box body, the transmission mechanism comprises a connecting wheel, the connecting wheel eccentrically arranged on a flywheel in the jaw crusher is rotationally connected with the flywheel, the connecting wheel is rotationally connected with one end of the connecting rod, the other end of the connecting rod is hinged with one end of the intermediate rod, the other end of the middle rod is hinged with one end of a rotating rod, the middle part of the rotating rod is rotatably arranged in the shell, the other end of the rotating rod is hinged with the upper end of the connecting rod I, the other end of the connecting rod I is connected with the middle part of the sliding rod, roller wheel brackets are fixed on the two side walls of the shell, and the slide bar is matched with the roller wheel groove on the corresponding side roller wheel bracket, and the two ends of the slide bar are fixedly connected with the vibrating screen through connecting pieces and drive the vibrating screen to reciprocate through a flywheel of the jaw crusher.

Further, conveying equipment I is tubular screw elevator, be equipped with the storage hopper that is used for collecting the material that falls down of jaw crusher lower extreme discharge gate on the jaw crusher, helical blade axle lower extreme among the tubular screw elevator stretches into in the storage hopper, promotes the material in the storage hopper to the high pair of rollers in high fine crushing.

Further, the power driving device comprises a driving motor, the driving motor is installed on the inner bottom surface of the shell, a transmission main shaft is installed in the shell in a rotating mode, a driving belt wheel on an output shaft of the driving motor is connected with a middle belt wheel on the transmission main shaft through a belt, and a driven belt wheel on the transmission main shaft is connected with belt wheels on the crushing mechanism and the fine crushing mechanism through belts respectively.

Further, conveying equipment II and conveying equipment III are belt feeder I and belt feeder II respectively, belt feeder I is installed on the casing inside wall, I one end of belt feeder is located the feed inlet top of screening mechanism upper end, and the I other end of belt feeder is located the mechanism below in small, broken bits, belt feeder II is located atomizing spray box below and installs on the casing bottom surface, and II discharge ends of belt feeder are located casing lower extreme discharge gate department.

Furthermore, four corners of the bottom of the machine shell are fixedly connected with supporting foot frames through bolts, and the bottom of the machine shell is provided with movable wheels which are convenient for the whole machine to move.

Compared with the prior art, the invention has the advantages that:

1. according to the technical scheme, the coal gangue raw material treatment equipment is designed into a structure integrating coarse crushing, fine crushing, screening and transportation, so that the problems of complex production process flow and high production energy consumption and large investment of a plurality of processing equipment are solved, the raw material processing process flow is shortened, and the cost of the treatment equipment is reduced;

2. according to the technical scheme, the jaw crusher, the high-fine crushing twin-roll machine and the vibrating screen connected with the jaw crusher through the transmission mechanism (link mechanism) are integrally installed in the shell, so that the floor area of equipment is greatly reduced, the jaw crusher and the high-fine crushing twin-roll machine are simultaneously driven to work by the power driving device arranged in the shell, the vibrating screen is driven to work by virtue of the running inertia force of a flywheel in the jaw crusher, the setting of a power driving structure is optimized, the power consumption and the cost input of a power driving part are reduced, and the power driving structure is simplified;

3. the transmission mechanism in the technical scheme adopts a connecting rod mechanism formed by a connecting rod, an intermediate rod, a rotating rod and a connecting rod I, the rotary motion is converted into the reciprocating linear motion of the vibrating screen, the normal work of the vibrating screen is ensured, the water adding spray head in the atomizing water spraying box automatically and quantitatively sprays the materials screened by the vibrating screen, and the investment of a raw material stirring process link and stirring equipment is saved;

4. according to the technical scheme, the tubular spiral elevator for conveying materials crushed by the jaw crusher into the high-fine crushing roller pair machine, the belt conveyor I for conveying the materials crushed by the fine crushing roller pair machine into the vibrating screen and the belt conveyor II for conveying the atomized and water-added materials out of the machine shell are arranged in the machine shell, so that automatic conveying of the materials of all parts is realized, all parts are reasonably and compactly connected, a series of processing procedures for coal gangue are integrated into the machine shell, labor cost is reduced, and environmental pollution is reduced;

5. this technical scheme structural design is reasonable, and power drive structural design is novel, integrates the degree height, and chassis bottom is equipped with the removal wheel, can stack the condition according to the raw materials and remove, need not to build the factory building, is favorable to improving production efficiency and intelligent automated control, has higher popularization and application and worth.

Drawings

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

FIG. 2 is a schematic view of a structure for adapting a slide bar and a roller according to the present invention.

Detailed Description

In the following, an embodiment of the present invention will be described in conjunction with fig. 1-2, so as to clearly and completely describe the technical solutions, and it is obvious that the described embodiment is only a part of the embodiment of the present invention, but not all of the embodiment.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

A processing apparatus for coal gangue resource comprehensive utilization comprises a casing 1, wherein a crushing mechanism is arranged on one side inside the casing 1, a transmission mechanism for driving a screening mechanism below the crushing mechanism is arranged on the crushing mechanism, an atomizing water spray box 4 is fixed in the casing 1, the lower end of the screening mechanism is positioned at the upper end of the atomizing water spray box 4, a fine crushing mechanism is arranged on the other side inside the casing 1, the fine crushing mechanism and the crushing mechanism are driven by a power driving device arranged in the casing 1, a conveying device I for conveying materials crushed by the crushing mechanism into the fine crushing mechanism is arranged in the casing 1, a conveying device II for conveying the materials finely crushed by the fine crushing mechanism into the screening mechanism is arranged below the fine crushing mechanism, a conveying device III is arranged below the atomizing water spray box 4, the materials added with water in the atomizing water spray box 4 fall on the conveying device III, a guide chute 8 corresponding to the discharge end of the conveying device III is arranged at the discharge port at the lower end of the casing 1, and the material conveyed out of the shell by the conveying equipment III is conveyed into the aging warehouse through the material guide groove 8 to be stacked.

Crushing the massive coal gangue by using a jaw crusher, feeding the crushed coal gangue raw material into a pair roller high fine crushing device through a conveying device, feeding the finely crushed raw material into a vibrating screen for vibrating screening separation, and conveying the residues into the pair roller high fine crushing device through a tubular spiral conveyor for carrying out residue secondary recovery and crushing. A left and right quantitative water spraying device is arranged below the vibrating screen mesh, so that the raw materials can obtain enough water in the processing process, and then are conveyed to a stacking aging warehouse for later use through a conveying device.

Specifically, crushing mechanism is jaw breaker 2, fine crushing mechanism is high fine crushing twin roll machine 5, screening mechanism is by upper and lower open-ended box and install the shale shaker 3 that the screen cloth in the box constitutes, drive mechanism includes connecting wheel 9, and eccentric connecting wheel 9 and flywheel 10 on locating flywheel 10 rotate in jaw breaker 2 are connected, connecting wheel 9 rotates with connecting rod 11 one end to be connected, the connecting rod 11 other end is articulated with intermediate stem 12 one end, the intermediate stem 12 other end is articulated with 13 one end of dwang of middle part rotation installation in casing 1, the dwang 13 other end is articulated with I14 upper end of connecting rod, and the connecting rod I14 other end is connected with 15 middle parts of slide bar, be fixed with gyro wheel support 16 on the wall of casing 1 both sides, and slide bar 15 and the gyro wheel 24 race adaptation on the corresponding side gyro wheel support 16, slide bar 15 both ends pass through connecting piece 17 and shale shaker 3 fixed connection, and the flywheel 10 of the jaw crusher drives the vibrating screen 3 to reciprocate along the horizontal tangential direction of the upper end of the roller 24, the reciprocating motion of the vibrating screen 3 has good structural stability, and the service life of the equipment is prolonged.

Specifically, conveying equipment I is tubulose spiral elevator 18, be equipped with on jaw crusher 2 and be used for collecting the storage hopper 19 that jaw crusher 2 lower extreme discharge gate falls the material, in the helical blade axle lower extreme among the tubulose spiral elevator 18 stretches into storage hopper 19, promotes the material in the storage hopper 19 to in the high fine crushing twin-roll machine 5.

Specifically, power drive device includes driving motor 20, driving motor 20 installs on the bottom surface in casing 1, transmission main shaft 21 is installed to the casing 1 internal rotation, driving pulley on the driving motor 20 output shaft passes through the belt and is connected with the intermediate pulley on the transmission main shaft 21, driven pulley on the transmission main shaft 21 passes through the belt and is connected with the band pulley on jaw crusher 2 and the high and small double-roll crusher 5 respectively.

Specifically, the conveying equipment II and the conveying equipment III are respectively a belt conveyor I6 and a belt conveyor II 7, the belt conveyor I6 is installed on the inner side wall of the machine shell 1, one end of the belt conveyor I6 is located above a feeding hole at the upper end of the screening mechanism, the other end of the belt conveyor I6 is located below the fine crushing mechanism, the belt conveyor II 7 is located below the atomized water spraying box 4 and installed on the inner bottom surface of the machine shell 1, and the discharging end of the belt conveyor II 7 is located at a discharging hole at the lower end of the machine shell 1; specifically, four corners of the bottom of the machine shell 1 are fixedly connected with supporting foot frames 22 through bolts, the bottom of the machine shell 1 is provided with moving wheels 23 which are convenient for the whole machine to move, and when the equipment needs to move, the supporting foot frames 22 are removed.

This structure adopts jaw crusher 2 to break massive gangue, the gangue raw materials after the breakage is carried to the roller 5 in small, broken bits through the 18 promotion of tubulose spiral elevator in, the material after the roller 5 in small, broken bits is carried to the screening separation after vibrating in the shale shaker 3 through belt conveyor I6, the dregs that shale shaker 3 sieved out send into in the roller 5 in small, broken bits through another way conveying equipment who locates in the casing and carry out the secondary recovery of dregs and smash, shale shaker 3 below is provided with can control the atomizing spray water tank 4 of ration atomizing water spray, make the raw materials that fall into in atomizing spray tank 4 after the shale shaker 3 sieves obtain sufficient moisture in the course of working, the raw materials after rethread belt conveyor II 7 will add water send into and stack the ageing storehouse for use.

The technical scheme designs the processing equipment of the coal gangue raw material into a structure integrating coarse crushing, fine crushing, screening and transportation, solves the problems of complicated production process flow and high production energy consumption and large investment of a plurality of processing equipment, shortens the processing process flow of raw materials, reduces the cost of the processing equipment, greatly reduces the floor area of the equipment by integrally installing the jaw crusher 2, the high and fine crushing counter roll 5 and the vibrating screen 3 connected with the jaw crusher 2 through a transmission mechanism (link mechanism) in the shell 1, simultaneously drives the jaw crusher 2 and the high and fine crushing counter roll 5 to work by the power driving device arranged in the shell 1, drives the vibrating screen 3 to work by the running inertia force of the flywheel 10 in the jaw crusher 2, optimizes the setting of the power driving structure, reduces the power consumption and the investment cost of a power driving part, the power driving structure is simplified, the transmission mechanism adopts a link mechanism formed by a connecting rod 11, an intermediate rod 12, a rotating rod 13 and a connecting rod I14, the rotary motion is converted into the reciprocating linear motion of the vibrating screen 3, the normal work of the vibrating screen 3 is ensured, the water adding spray head in the atomizing water spraying box 4 automatically and quantitatively sprays the materials screened by the vibrating screen 3, the investment of a raw material stirring process link and stirring equipment is saved, the tubular spiral elevator 18 which conveys the materials crushed by the jaw crusher 2 into the high-fine crushing double-roller machine 5 is arranged in the machine shell 1, the belt conveyor I6 which conveys the materials finely crushed by the fine crushing double-roller machine 5 into the vibrating screen 3 and the belt conveyor II 7 which conveys the atomized and added water out of the machine shell 1 are arranged in the machine shell 1, the automatic transmission of the materials of each part is realized, each part is reasonably and compactly connected, a series of processing procedures of the coal gangue are integrated in the, reduce the labour personnel selection cost, reduce environmental pollution, structural design is reasonable, and power drive structural design is novel, integrates the degree height, and casing 1 bottom is equipped with removes wheel 23, can stack the condition according to the raw materials and remove, need not to build the factory building, is favorable to improving production efficiency and intelligent automated control, has higher popularization and application and worth

The above-mentioned embodiments are merely preferred embodiments of the present invention, which are not intended to limit the scope of the present invention, and therefore, all equivalent changes made by the contents of the claims of the present invention should be included in the claims of the present invention.

Claims

1. A treatment facility for coal gangue resource comprehensive utilization, its characterized in that: comprises a casing (1), one side in the casing (1) is provided with a crushing mechanism, the crushing mechanism is provided with a transmission mechanism for driving a screening mechanism below the crushing mechanism, the casing (1) is internally fixed with an atomization water spray tank (4) and the lower end of the screening mechanism is positioned at the upper end opening of the atomization water spray tank (4), the other side in the casing (1) is provided with a fine crushing mechanism, the fine crushing mechanism and the crushing mechanism are driven by a power driving device arranged in the casing (1), the casing (1) is internally provided with a conveying device I for conveying materials crushed by the crushing mechanism into the fine crushing mechanism, the fine crushing mechanism is provided with a conveying device II for conveying the materials finely crushed by the fine crushing mechanism into the screening mechanism, the atomization water spray tank (4) is provided with a conveying device III below, and the materials added with water in the atomization water spray tank (4) fall on the conveying device III, a material guide groove (8) corresponding to the position of the discharging end of the conveying equipment III is formed in the discharging hole at the lower end of the machine shell (1), and materials conveyed out of the shell by the conveying equipment III are conveyed into the aging warehouse through the material guide groove (8) to be stacked.

2. The processing equipment for the comprehensive utilization of coal gangue resources as defined in claim 1, wherein: broken mechanism is jaw breaker (2), fine crushing mechanism is high fine crushing twin-roll machine (5), screening mechanism is by upper and lower open-ended box and install shale shaker (3) that the screen cloth in the box constitutes, drive mechanism includes connecting wheel (9), and connecting wheel (9) on flywheel (10) rotate with flywheel (10) to be connected in jaw breaker (2) are located to the eccentricity, connecting wheel (9) rotate with connecting rod (11) one end to be connected, connecting rod (11) other end is articulated with intermediate lever (12) one end, the intermediate lever (12) other end is articulated with dwang (13) one end that the middle part rotation was installed in casing (1), dwang (13) other end is articulated with connecting rod I (14) upper end, and connecting rod I (14) other end is connected with slide bar (15) middle part, be fixed with gyro wheel support (16) on casing (1) both sides wall, and the slide bar (15) is matched with a wheel groove of a roller (24) on the corresponding side roller bracket (16), and two ends of the slide bar (15) are fixedly connected with the vibrating screen (3) through a connecting piece (17) and drive the vibrating screen (3) to reciprocate through a flywheel (10) of the jaw crusher.

3. The processing equipment for the comprehensive utilization of coal gangue resources as defined in claim 2, wherein: conveying equipment I is tubulose spiral elevator (18), be equipped with on jaw breaker (2) and be used for collecting storage hopper (19) that jaw breaker (2) lower extreme discharge gate falls down the material, helical blade axle lower extreme among tubulose spiral elevator (18) stretches into in storage hopper (19), promotes the material in storage hopper (19) in high fine crushing twin-roll machine (5).

4. The processing equipment for the comprehensive utilization of coal gangue resources as defined in claim 1, wherein: the power driving device comprises a driving motor (20), the driving motor (20) is installed on the inner bottom surface of the casing (1), a transmission main shaft (21) is installed in the casing (1) in a rotating mode, a driving belt wheel on an output shaft of the driving motor (20) is connected with an intermediate belt wheel on the transmission main shaft (21) through a belt, and a driven belt wheel on the transmission main shaft (21) is connected with belt wheels on the crushing mechanism and the fine crushing mechanism respectively through the belt.

5. The processing equipment for the comprehensive utilization of coal gangue resources as defined in claim 1, wherein: conveying equipment II and conveying equipment III are belt feeder I (6) and belt feeder II (7) respectively, install on casing (1) inside wall belt feeder I (6), belt feeder I (6) one end is located the feed inlet top of screening mechanism upper end, and belt feeder I (6) other end is located the mechanism below in small, broken bits, belt feeder II (7) are located atomizing spray box (4) below and install on casing (1) bottom surface, and belt feeder II (7) discharge end is located casing (1) lower extreme discharge gate department.

6. The processing equipment for comprehensive utilization of coal gangue resources as defined in any one of claims 1 to 5, wherein: four corners of the bottom of the machine shell (1) are fixedly connected with support foot frames (22) through bolts, and the bottom of the machine shell (1) is provided with movable wheels (23) which are convenient for the whole machine to move.