CN210675919U

CN210675919U - Coal mine conveying device with screening device

Info

Publication number: CN210675919U
Application number: CN201921798024.0U
Authority: CN
Inventors: 耿运涛; 龙轶学; 钟阳; 刘燕凌; 杨海能
Original assignee: Shaoyang Polytechnic
Current assignee: Shaoyang Polytechnic
Priority date: 2019-10-24
Filing date: 2019-10-24
Publication date: 2020-06-05
Anticipated expiration: 2029-10-24

Abstract

The utility model discloses a coal mine conveying device with a screening device, which relates to the technical field of conveying machinery, and comprises a frame, wherein the top of the frame is provided with a screening box, one side of the frame is connected with a conveying frame, one side of the top end of the screening box is fixed with a feeding hopper, the front surface of the screening box is provided with a control switch, the screening box is internally provided with the screening device, one side of the screening box adjacent to the conveying frame is connected with a discharge hole with an opening facing the conveying frame, the bottom of the frame is provided with a second collecting hopper, the design provides a spray pipe, a water pump and a water tank, the water pump conveys the water in the water tank to the spray pipe through a pipeline, and sprays the water out through the spray pipe to wash the device, thereby realizing the automatic cleaning of the device, having high automation degree, needing no manual cleaning, effectively reducing the labor intensity of workers, so as to facilitate the work of workers.

Description

Coal mine conveying device with screening device

Technical Field

The utility model relates to a conveying machinery technical field, concretely relates to colliery conveyor with sieving mechanism.

Background

The conveying machine is mainly used for conveying materials and can be divided into the following parts according to the use purposes: bulk material conveying machinery (such as a belt conveyor, a spiral conveyor, a bucket elevator, a large-inclination-angle conveyor and the like) and logistics conveying machinery (such as a production line, production line equipment, a conveying line, a suspension conveying line, an elevator, a pneumatic elevator, a rack elevator, a scissor fork, an elevator, a roller conveyor and an elevator).

The coal mine conveying device with the screening device in the current market still has certain defects in the using process, for example, during cleaning, manual cleaning is needed, the automation degree is low, the cleaning difficulty is high, the labor intensity of workers is greatly increased, in addition, a conveying belt cleaning device is not arranged, the conveying belt cannot be cleaned, coal mine ash is attached to the conveying belt, and the cleanness of the conveying belt is influenced.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

In order to overcome the prior art not enough, present a colliery conveyor with sieving mechanism for it is low to solve the device degree of automation, needs artifical clearance, and the clearance degree of difficulty is big and can not carry out the problem of scrubbing to the conveyer belt, reaches self-cleaning and the effect of being convenient for the conveyer belt scrubbing.

(II) technical scheme

The utility model discloses a following technical scheme realizes: the utility model provides a coal mine conveying device with a screening device, which comprises a frame, wherein a screening box is arranged at the top part of the frame, one side of the frame is connected with a conveying frame, one side of the top end of the screening box is fixedly provided with a feeding hopper, the front surface of the screening box is provided with a control switch, the screening box is internally provided with the screening device, one side of the screening box adjacent to the conveying frame is connected with a discharge port with an opening facing the conveying frame, the bottom part of the frame is provided with a second collecting hopper, the bottom part of the frame is fixedly provided with a collecting box and a fan through a supporting plate, the air inlet end of the fan is connected with an electric three-way valve through a pipeline, the air outlet end of the fan is connected with the collecting box through a pipeline, the top end of the electric three-way valve is connected with the second collecting hopper through a pipeline, one side, and the one end of first row of useless valve is connected with the pipe of wasting discharge, the inside of carriage is provided with conveying mechanism, and conveying mechanism's bottom installs first collection and fights, simultaneously the inside bottom of carriage is fixed with water pump and water tank through the backup pad, and the water pump is located one side of water tank, the shower is installed on the inside top of screening case, the end of intaking of water pump is connected with the water tank through the pipeline, and the play water end of water pump is connected with the raceway that is linked together with the shower, the one end of electric three-way valve is connected with the bottom of first collection fill through the pipeline.

Further, the sieving mechanism includes vibrating screen and vibrating motor, wherein vibrating motor installs in the middle of vibrating screen's bottom, vibrating screen sets up towards the bin outlet slope, and vibrating screen's both ends all through the inner wall elastic connection of spring with the screening case.

Further, conveying mechanism includes the installing frame, the internally mounted of installing frame has three conveying roller along horizontal direction equidistance distribution, and the outer wall of three conveying roller all has cup jointed the conveyer belt, simultaneously the carriage dorsal part just installs drive arrangement for the one end of screening case, drive arrangement includes quick-witted case, the internally mounted of quick-witted case has the motor, and the motor rotates through the pivot and the conveying roller of keeping away from screening case one side and is connected.

Furthermore, two brushing devices are symmetrically arranged at the bottom inside the installation frame and comprise installation rods, and brushes in contact with the bottoms of the conveying belts are installed at the top ends of the installation rods.

Furthermore, the inside bottom of frame still is fixed with waste water treatment case and circulating pump through the backup pad for one side of collecting box, the both ends of circulating pump are connected with waste water treatment case and water tank respectively through the pipeline, the second is collected and is fought still to have the second through the pipe connection for one side of first waste discharge valve to arrange the waste valve, and the bottom of second waste discharge valve is connected with waste water treatment case through the pipeline.

Furthermore, the inside of waste water treatment case installs four active carbon filter screens, and four active carbon filter screens along vertical direction equidistance distribution.

(III) advantageous effects

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

1) the automatic cleaning device comprises a spraying pipe, a water pump and a water tank, wherein the spraying pipe is used for spraying water into the water tank, the water pump is used for spraying the water to the spraying pipe through the spraying pipe, and the water is sprayed out through the spraying pipe to wash the device.

2) The problem of can not carrying out the cleaning to the conveyer belt for solving, this design has proposed the device of cleaning of compriseing installation pole and brush, and the device symmetry of cleaning simultaneously is provided with two, and when the conveyer belt rotated, its bottom contacted with two brushes for the brush cleans the conveyer belt, thereby realizes the clearance of conveyer belt, avoids the colliery lime-ash to adhere to on the conveyer belt, is favorable to improving the clean of conveyer belt, prolongs the life of conveyer belt.

Drawings

Fig. 1 is a perspective view of the present invention.

Fig. 2 is a schematic diagram of the internal structure of the present invention.

Fig. 3 is a schematic structural view of the conveying roller of the present invention when connected with the driving device.

FIG. 4 is a schematic view of the internal structure of the wastewater treatment tank of the present invention.

Fig. 5 is an enlarged view at a in fig. 2.

Fig. 6 is a circuit block diagram of the present invention.

1-a frame; 2-control the switch; 3-screening box; 4-a loading hopper; 5-water conveying pipe; 6-a discharge port; 7-a conveying frame; 8-conveying rollers; 9-a conveyor belt; 10-a drive device; 11-a brushing device; 12-a first collection hopper; 13-a water pump; 14-a water tank; 15-a circulation pump; 16-a wastewater treatment tank; 161-activated carbon filter screen; 17-a second waste valve; 18-an electric three-way valve; 19-a fan; 20-a second collection hopper; 21-a collection box; 22-first waste valve; 23-waste discharge pipe; 24-vibrating screen mesh; 25-a vibration motor; 26-a spray pipe; 27-spring.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

As shown in fig. 1 to 6, example 1: a coal mine conveying device with a screening device comprises a frame 1, wherein a screening box 3 is installed at the top of the frame 1, a conveying frame 7 is connected to one side of the frame 1, through holes which are obliquely arranged are formed in the top of the frame 1 at equal intervals so as to facilitate discharging of dust or waste water, a feeding hopper 4 is fixed to one side of the top end of the screening box 3, a control switch 2 is installed on the front surface of the screening box 3, the screening device is arranged in the screening box 3, a discharging opening 6 with an opening facing the conveying frame 7 is connected to one side of the screening box 3 adjacent to the conveying frame 7, the screening device comprises a vibrating screen 24 and a vibrating motor 25, the vibrating motor 25 is installed in the middle of the bottom of the vibrating screen 24, the vibrating screen 24 is obliquely arranged towards the discharging opening 6, two ends of the vibrating screen 24 are elastically connected with the inner wall of the screening box 3 through springs 27, a second collecting hopper 20 is installed at the, and the bottom of the inside of the frame 1 is fixed with a collecting box 21 and a fan 19 through a supporting plate, wherein the air inlet end of the fan 19 is connected with an electric three-way valve 18 through a pipeline, the air outlet end of the fan 19 is connected with the collecting box 21 through a pipeline, the top end of the electric three-way valve 18 is connected with a second collecting hopper 20 through a pipeline, one side of the second collecting hopper 20 is connected with a first waste discharge valve 22 through a pipeline, one end of the first waste discharge valve 22 is connected with a waste discharge pipe 23, a conveying mechanism is arranged inside the conveying frame 7, the bottom end of the conveying mechanism is provided with a first collecting hopper 12, the conveying mechanism comprises a mounting frame, three conveying rollers 8 which are distributed equidistantly along the horizontal direction are arranged inside the mounting frame, the outer walls of the three conveying rollers 8 are all sleeved with a conveying belt 9, meanwhile, the bottom of the mounting frame is provided with through holes which are distributed equidistantly so as to facilitate the, the cleaning device 11 comprises a mounting rod, brushes which are contacted with the bottom of the conveying belt 9 are mounted at the top end of the mounting rod, in the process of conveying a coal mine by the conveying belt 9, the bottom of the conveying belt 9 is contacted with the brushes on the two cleaning devices 11, the bottom of the conveying belt is cleaned by the two brushes, so that the purpose of cleaning the conveying belt 9 is achieved, meanwhile, a driving device 10 is mounted at the back side of the conveying frame 7 and one end, opposite to the screening box 3, of the conveying frame, the driving device 10 comprises a machine box, a motor is mounted in the machine box, the motor is rotatably connected with a conveying roller 8 at one side far away from the screening box 3 through a rotating shaft, a water pump 13 and a water tank 14 are fixed at the bottom of the conveying frame 7 through a supporting plate, the water pump 13 is positioned at one side of the water tank 14, spray pipes 26 are mounted, and the high pressure nozzle is gradually enlarged from left to right for washing the vibrating screen 24, the water inlet end of the water pump 13 is connected with the water tank 14 through a pipeline, the water outlet end of the water pump 13 is connected with the water pipe 5 communicated with the spray pipe 26, one end of the electric three-way valve 18 is connected with the bottom end of the first collecting hopper 12 through a pipeline, after the device is conveyed and needs to be washed, a worker can close the electric three-way valve 18 through the control switch 2 and turn on the water pump 13, the water pump 13 works and is conveyed into the spray pipe 26 through the water pipe 5, then the nozzle on the spray pipe 26 sprays water onto the vibrating screen 24 to wash the device, after the device is cleaned, the worker can open the first waste discharge valve 22 to discharge waste water from the waste discharge pipe 23, and therefore the purpose of automatic cleaning is achieved.

Example 2: a wastewater treatment tank 16 and a circulating pump 15 are fixed on one side of the bottom inside the rack 1, which is opposite to the collection tank 21, through a support plate, two ends of the circulating pump 15 are respectively connected with the wastewater treatment tank 16 and the water tank 14 through pipelines, one side of the second collection hopper 20, which is opposite to the first waste discharge valve 22, is also connected with a second waste discharge valve 17 through a pipeline, the bottom end of the second waste discharge valve 17 is connected with the wastewater treatment tank 16 through a pipeline, four activated carbon filter screens 161 are installed inside the wastewater treatment tank 16, the four activated carbon filter screens 161 are distributed at equal intervals along the vertical direction, in the cleaning process of the device, a worker can open the second waste discharge valve 17 to convey wastewater into the wastewater treatment tank 16 through a pipeline, then the wastewater is filtered by the four activated carbon filter screens 161 inside the wastewater treatment tank 16 layer by layer, after the filtration, purified water is conveyed into the water tank 14 through a pipeline under the, thereby achieving the purposes of multi-stage filtration and recycling of the wastewater, realizing the recycling of water resources and effectively improving the resource utilization rate.

In summary, the electrical connections of the electrical components mentioned above are as follows: the motor, the water pump 13, the circulating pump 15, the electric three-way valve 18, the fan 19 and the vibration motor 25 in the driving device 10 are electrically connected with the control switch 2;

wherein: the motor is driven by Y2-90L-4, the rated voltage is 380V, and the rated rotation speed is 1390 rpm; the water pump 13 adopts a 50CQ-25 water pump, the voltage of which is 380V, the rotating speed is 2900r/min, and the flow rate is 14.4m³H; the circulating pump 15 adopts a CDLF vertical multi-stage circulating pump with the power of 0.37-75kw and the flow rate of 1-120m³H, the rotating speed is 2900 r/min; the vibration motor 25 adopts an MVE300-3 vibration motor, the rated voltage is 220V, the rated rotating speed is 2800rpm, and the exciting force is 3 KN.

The utility model provides a coal mine conveying device with sieving mechanism, when using, the workman switches on its power earlier, and then add the coal mine into screening case 3 by loading hopper 4, the coal mine falls on vibration screen 24, and then the workman opens device power through control switch 2, and vibrating motor 25 work this moment and drive vibration screen 24 vibration, screens the coal mine with its inside doped dust or tiny granule, make the coal mine fall to carriage 7 by bin outlet 6 under the shake effect of vibration screen 24, then, the motor work of drive arrangement 10 inside, to drive one of them conveying roller 8 to rotate, thereby make conveyer belt 9 rotate, in order to carry the coal mine, and dust or tiny granule fall to the bottom of screening case 3 and flow into second collection fill 20 through the through-hole of frame 1 inside, the workman opens electric three-way valve 18 and fan 19 through control switch 2 this moment, so that the electric three-way valve 18 is communicated with the second collecting hopper 20, the fan 19 works and rotates to generate negative pressure, dust or fine particles collected in the second collecting hopper 20 are conveyed to the collecting hopper 21 through a pipeline to be stored, and therefore the collection of the dust or the fine particles is realized, in addition, in the process of conveying a coal mine by the conveying belt 9, the bottom of the conveying belt 9 is contacted with the brushes on the two cleaning devices 11, the bottom of the conveying belt 9 is cleaned through the two brushes, so as to achieve the purpose of cleaning the conveying belt 9, debris generated in the cleaning process falls to the bottom of the mounting frame and falls to the first collecting hopper 12 through the through hole in the mounting frame, when the first collecting hopper 12 is stored for a certain time, a worker can control the electric three-way valve 18 to be communicated with the first collecting hopper 12 through the control switch 2, so that the debris in the first collecting hopper 12 is conveyed to the collecting hopper 21 under the action of the fan 19 to be stored, thereby realize the clearance of conveyer belt 9, be favorable to prolonging the life of conveyer belt 9, in addition, after the device is carried and is accomplished, when needing to wash it, workman's accessible control switch 2 closes electronic three-way valve 18, and open water pump 13, water pump 13 work and pass through raceway 5 and input shower 26, then the nozzle on the shower 26 with water spray to vibrating screen 24 on, in order to erode it, after the washing is accomplished, the workman can open first waste discharge valve 22 with waste water by waste discharge pipe 23 discharge, thereby reach self-cleaning's purpose.

The above-described embodiments are merely illustrative of the preferred embodiments of the present invention and are not intended to limit the spirit and scope of the present invention. Without departing from the design concept of the present invention, various modifications and improvements made by the technical solution of the present invention by those skilled in the art should fall into the protection scope of the present invention, and the technical contents claimed by the present invention have been fully recorded in the claims.

Claims

1. The utility model provides a colliery conveyor with sieving mechanism, includes frame (1), screening case (3) are installed at the top of frame (1), and one side of frame (1) is connected with carriage (7), its characterized in that: the device is characterized in that a feeding hopper (4) is fixed on one side of the top end of the screening box (3), a control switch (2) is installed on the front surface of the screening box (3), a screening device is arranged inside the screening box (3), one side, adjacent to the conveying frame (7), of the screening box (3) is connected with a discharge hole (6) with an opening facing the conveying frame (7), a second collecting hopper (20) is installed at the bottom of the rack (1), a collecting box (21) and a fan (19) are fixed on the bottom of the inside of the rack (1) through a supporting plate, an air inlet end of the fan (19) is connected with an electric three-way valve (18) through a pipeline, an air outlet end of the fan (19) is connected with the collecting box (21) through a pipeline, the top end of the electric three-way valve (18) is connected with the second collecting hopper (20) through a pipeline, one side of the second collecting hopper (20) is connected, and the one end of first row of useless valve (22) is connected with row useless pipe (23), the inside of carriage (7) is provided with conveying mechanism, and conveying mechanism's bottom installs first collection and fights (12), simultaneously the inside bottom of carriage (7) is fixed with water pump (13) and water tank (14) through the backup pad, and water pump (13) are located one side of water tank (14), shower (26) are installed on the inside top of screening case (3), the end of intaking of water pump (13) is connected with water tank (14) through the pipeline, and the water outlet end of water pump (13) is connected with raceway (5) that are linked together with shower (26), the one end of electric three-way valve (18) is connected with the bottom of first collection fill (12) through the pipeline.

2. A coal mine conveying apparatus with a screening apparatus as claimed in claim 1, wherein: sieving mechanism includes vibrating screen (24) and vibrating motor (25), wherein vibrating motor (25) are installed in the middle of vibrating screen's (24) bottom, vibrating screen (24) set up towards bin outlet (6) slope, and vibrating screen's (24) both ends all through the inner wall elastic connection of spring (27) with screening case (3).

3. A coal mine conveying apparatus with a screening apparatus as claimed in claim 1, wherein: conveying mechanism includes the installing frame, the internally mounted of installing frame has three conveying roller (8) along horizontal direction equidistance distribution, and the outer wall of three conveying roller (8) has all cup jointed conveyer belt (9), simultaneously carriage (7) dorsal part and for the one end of screening case (3) install drive arrangement (10), drive arrangement (10) are including quick-witted case, the internally mounted of machine case has the motor, and the motor rotates through the pivot and conveying roller (8) of keeping away from screening case (3) one side and is connected.

4. A coal mine conveying apparatus with a screening apparatus as claimed in claim 3, wherein: two cleaning devices (11) are further symmetrically installed at the bottom inside the installation frame, each cleaning device (11) comprises an installation rod, and a brush which is in contact with the bottom of the conveying belt (9) is installed at the top end of the installation rod.

5. A coal mine conveying apparatus with a screening apparatus as claimed in claim 1, wherein: the waste water treatment device is characterized in that a waste water treatment tank (16) and a circulating pump (15) are further fixed to the bottom of the inside of the rack (1) relative to one side of the collecting tank (21) through a supporting plate, two ends of the circulating pump (15) are respectively connected with the waste water treatment tank (16) and the water tank (14) through pipelines, a second waste discharge valve (17) is further connected to one side of the second collecting hopper (20) relative to the first waste discharge valve (22) through a pipeline, and the bottom end of the second waste discharge valve (17) is connected with the waste water treatment tank (16) through a pipeline.

6. A coal mine conveying apparatus with a screening device according to claim 5, wherein: the inside of waste water treatment case (16) is installed four active carbon filter screens (161), and four active carbon filter screens (161) along vertical direction equidistance distribution.