CN210386486U - Coal separator - Google Patents

Abstract

The utility model discloses a coal picker, including feed arrangement, dust collector and belt cleaning device, be provided with the de-ironing separator who detach the iron impurity in the coal in the belt cleaning device, feed arrangement with dust collector's one end is connected, dust collector's the other end with belt cleaning device connects. Implement the utility model discloses, through set up the de-ironing separator in belt cleaning device, when realizing the washing of coal, detach the iron impurity in the coal, improve the purity and the washing quality of coal.

Description

Coal separator

Technical Field

The utility model relates to a colliery technical field especially relates to a coal picker.

Background

The raw coal is inevitably mixed with impurities in the processes of generation, exploitation and transportation, the quality of the raw coal is increasingly poor along with the deepening of the exploitation, in order to reduce the impurities in the raw coal, coal resources are effectively and reasonably utilized, meanwhile, the coal is divided into various products according to the quality and the specification, mechanical equipment is required to be adopted for processing the coal, and the mechanical equipment is generally called coal washing equipment. The coal separator is one of washing devices, and is divided into jigging, flotation, dense medium coal separation, washing and the like, the main function of the coal separator is to remove impurities, the impurities comprise gangue, dust and metal elements, the most of the metal elements are iron ores and the like, and the existing coal separator can only remove the gangue, the dust and the like in coal, but cannot remove the iron ores in the coal, so that the purity and the washing quality of the coal are reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a coal picker when realizing washing the selection to coal, detaches the iron impurity in the coal, improves the purity and the washing quality of coal.

The technical scheme of the utility model a coal picker is provided, including feed arrangement, dust collector and belt cleaning device, be provided with the de-ironing separator who detach the iron impurity in the coal in the belt cleaning device, feed arrangement with dust collector's one end is connected, dust collector's the other end with belt cleaning device connects.

Further, belt cleaning device is including wasing the case, wash be provided with first discharge gate on the relative both sides wall of case respectively and with the first feed inlet of dust collector intercommunication, the top of wasing the case is provided with sprays the subassembly, the bottom of wasing the case is provided with and is used for carrying the conveyer of coal, the conveyer is including end to end's front end, middle-end and tail end in proper order, the de-ironing separator sets up the conveyer the tail end, the conveyer the front end with first feed inlet is connected, the conveyer the tail end be provided with the stock guide of first discharge gate intercommunication, spray the subassembly can along the conveyer the front end with the middle-end direction removes.

Further, the de-ironing separator includes lifter and electro-magnet, the top of lifter with the top of wasing the case is connected, the bottom of lifter with the electro-magnet is connected, the electro-magnet passes through the lifter can follow the conveyer the vertical direction of tail end removes.

Furthermore, a support frame is further arranged in the cleaning box, the conveyor is arranged at the bottom of the cleaning box through the support frame, and the horizontal plane where the middle end of the conveyor is located is lower than the horizontal planes where the front end and the tail end of the conveyor are located.

Further, still be provided with damping subassembly in the belt cleaning device, damping subassembly includes from last upper fixed plate, telescopic guide bar and the bottom plate that connects gradually down, the cover is equipped with elastomeric element on the guide bar, upper fixed plate's top with the bottom of lifter is connected, the electro-magnet sets up the bottom of bottom plate.

Further, the spraying assembly comprises a first motor, a first slide rail, a slide block, a rotatable screw rod, a bearing seat, a water suction pump, a water inlet pipe, a water guide pipe and cleaning liquid arranged at the bottom of the cleaning box, at least one spray head is arranged on the slide block,

one end of the water inlet pipe extends into the cleaning liquid, the other end of the water inlet pipe is communicated with the input end of the water suction pump, the output end of the water suction pump is communicated with one end of the water guide pipe, and the other end of the water guide pipe is communicated with the spray head;

the sliding block is sleeved on the screw rod and is in sliding connection with the first sliding rail;

the screw rod is connected with the bearing seat through the bearing, and the first motor drives the sliding block to move along the front end and the middle end of the conveyor through the bearing and the screw rod.

Further, feed arrangement includes feeder hopper and inlet pipe, the one end of inlet pipe with the feeder hopper intercommunication, the other end of inlet pipe with dust collector intercommunication.

Further, dust collector includes the dust removal case, the top of dust removal case is provided with the sieve feed cylinder and is used for the drive the rotatory second drive disk assembly of sieve feed cylinder, the sieve feed cylinder include with the second feed inlet of inlet pipe intercommunication and with the second discharge gate of belt cleaning device intercommunication, be provided with a plurality of sieve meshes on the sieve feed cylinder, be provided with the edge in the sieve feed cylinder the direction plectrum that the axial direction of sieve feed cylinder extends, the bottom of dust removal case be provided with the detachable collecting vat that the sieve mesh corresponds.

Further, the second transmission component comprises a second motor, a speed reducer, a driving gear and a rack arranged on the circumference of the screening barrel,

the output of second motor with the input of speed reducer is connected, the output of speed reducer with drive gear is connected, drive gear with the rack toothing, the second motor passes through drive gear with the rack drives sieve feed cylinder is rotatory.

Further, the bottom of dust removal case is provided with the second slide rail, the collecting vat includes the body, the bottom of body be provided with second slide rail sliding connection's spout.

After adopting above-mentioned technical scheme, have following beneficial effect: the iron remover is arranged in the cleaning device, so that iron impurities in coal are removed while the coal is washed, and the purity and washing quality of the coal are improved.

Drawings

The disclosure of the present invention will become more readily understood by reference to the drawings. It should be understood that: these drawings are for illustrative purposes only and are not intended to limit the scope of the present disclosure. In the figure:

fig. 1 is a schematic structural diagram of a coal separator according to an embodiment of the present invention;

FIG. 2 is a cross-sectional view of the screen cartridge shown in FIG. 1;

fig. 3 is a schematic view of the structure of the collecting tank shown in fig. 1.

Reference symbol comparison table:

1-cleaning the tank; 2-dust removal box; 3-a conveyor 3; 4-a support frame; 5-feeding pipe; 6-a feed hopper; 7-a screen cylinder; 8-sieve mesh; 9-a guide shifting piece; 10-a collecting tank; 11-a second feed port; 12-a second electric machine; 13-a speed reducer; 14-a drive gear; 15-a rack; 16-a first feed port; 17-cleaning fluid; 18-ultrasonic vibrating plate; 19-a material guide plate; 20-a first slide rail; 21-a slide block; 22-a screw rod; 23-a bearing seat; 24-a first motor; 25-a water pump; 26-a water inlet pipe; 27-a water conduit; 28-a spray pipe; 29-a spray head; 30-a lifting rod; 31-a damping assembly; 31-1, fixing the plate; 31-2 lower fixing plate; 31-3 an elastic member; 31-4 guide rods; 31-5 fixing cap; 32-a handle; 33-a second slide rail; 34-a chute; 35-a filtering net cage; 36-a drag chain; 37-an electromagnet.

Detailed Description

The following describes the present invention with reference to the accompanying drawings.

It is easily understood that, according to the technical solution of the present invention, a plurality of structural modes and implementation modes that can be mutually replaced by those of ordinary skill in the art can be achieved without changing the spirit of the present invention. Therefore, the following detailed description and the accompanying drawings are only exemplary illustrations of the technical solutions of the present invention, and should not be construed as limiting or restricting the technical solutions of the present invention in its entirety or as a limitation of the present invention.

The terms of orientation of up, down, left, right, front, back, top, bottom, and the like referred to or may be referred to in this specification are defined relative to the configuration shown in the drawings, and are relative terms, and thus may be changed correspondingly according to the position and the use state of the device. Therefore, these and other directional terms should not be construed as limiting terms.

As shown in fig. 1-3, fig. 1 is a schematic structural diagram of a coal separator according to an embodiment of the present invention, fig. 2 is a cross-sectional view of a screen cylinder shown in fig. 1, fig. 3 is a schematic structural diagram of a collecting tank shown in fig. 1, the coal separator includes a feeding device (not shown), a dust removing device (not shown) and a cleaning device (not shown), an iron remover (not shown) for removing iron impurities in coal is provided in the cleaning device, the feeding device is connected with one end of the dust removing device, and the other end of the dust removing device is connected with the cleaning device.

The feeding device is used for providing a feeding channel of coal; the dust removal device is used for receiving the coal output by the feeding device and removing dust of the coal; the cleaning device is used for receiving the coal output by the dust removal device and cleaning the coal, so that the purity of the coal is improved; the iron remover is used for removing iron impurities in coal entering the cleaning device, separating the iron impurities from the coal, and improving the purity and washing quality of the coal.

The utility model provides a coal picker through set up the de-ironing separator in belt cleaning device, when realizing the washing of coal, detaches the iron impurity in the coal, improves the purity and the washing quality of coal.

Optionally, as shown in fig. 1, the cleaning device includes a cleaning box 1, a first discharge port (not shown) is respectively disposed on two opposite side walls of the cleaning box 1, and a first feed port 16 communicated with the dust removing device, a spraying assembly (not shown) is disposed at the top of the cleaning box 1, a conveyor 3 for conveying coal is disposed at the bottom of the cleaning box 1, the conveyor 3 includes a front end, a middle end and a tail end which are sequentially connected end to end, an iron remover is disposed at the tail end of the conveyor 3, the front end of the conveyor is connected with the first feed port 16, the tail end of the conveyor 3 is provided with a guide plate 19 communicated with the first discharge port, and the spraying assembly can move along the direction of the front end and the middle end of the conveyor 3.

The shape of wasing case 1 is rectangular shape, be convenient for install conveyer 3, set up first discharge gate and first feed inlet 16 on the relative both sides wall of the width direction who washs case 1 respectively, the front end and the first feed inlet 16 of conveyer 3 are connected, the tail end of conveyer 3 with pass through board 19 and be connected with first discharge gate, thereby can carry the coal of dust collector output to the stock guide 19 in after spraying the subassembly and wasing, and collect coal through first discharge gate.

The conveyor 3 is a chain plate conveyor and is used for conveying the coal output by the dust removal device, so that the coal output by the dust removal device is sprayed and cleaned on the conveyor 3 through the spraying assembly.

The iron remover is arranged above the tail end of the conveyor 3 and used for removing iron impurities from the cleaned coal and improving the purity of the coal.

The front end, the middle end and the tail end of the conveyor 3 mean that one end connected with the dust removal device is the front end, the middle end is the second end, and the tail end is connected with the first discharge hole of the cleaning box 1.

The utility model relates to a top and bottom are according to ground, and the one end of keeping away from ground is the top, and the one end that is close to ground is the bottom.

Alternatively, as shown in fig. 1, the iron remover includes a lifting rod 30 and an electromagnet 37, the top of the lifting rod 30 is connected with the top of the washing tank 1, the bottom of the lifting rod 30 is connected with the electromagnet 37, and the electromagnet 37 can move in the vertical direction of the tail end of the conveyor 3 through the lifting rod 30.

The lifting rod 30 is used to adjust the height of the electromagnet 37 from the tail end of the conveyor 3 so that the electromagnet 37 contacts the coal on the tail end of the conveyor 3. Preferably, the lifting rod 30 is an electric telescopic rod, and the height of the electromagnet 37 is adjusted by the extension or contraction of the electric telescopic rod.

The electromagnet 37 can be connected with an external power supply, and the electromagnet 37 is electrified by the external power supply to generate electromagnetism, so that iron impurities in coal can be adsorbed, and the adsorption capacity is improved. Note that, in order to reduce the cost, the electromagnet 37 may be replaced with a general magnet.

Optionally, as shown in fig. 1, a support frame 4 is further disposed in the cleaning tank 1, and the conveyor 3 is disposed at the bottom of the cleaning tank 1 through the support frame 4, and the horizontal plane of the middle end of the conveyor 3 is lower than the horizontal plane of the front end and the rear end of the conveyor 3.

Conveyer 3 makes the horizontal plane at the middle-end place of conveyer 3 be less than the horizontal plane at the front end of conveyer 3 and tail end place through support frame 4, forms the U type structure of opening orientation to increase the time that coal stayed on conveyer 3, make the subassembly that sprays can wash coal fully, further improve the purity of coal.

Optionally, as shown in fig. 1, a damping assembly 31 is further disposed in the cleaning device, the damping assembly 31 includes an upper fixing plate 31-1, a telescopic guide rod 31-4 and a lower fixing plate 31-2, which are sequentially connected from top to bottom, an elastic component 31-3 is sleeved on the guide rod 31-4, the top of the upper fixing plate 31-1 is connected with the bottom of the lifting rod 30, and an electromagnet 37 is disposed at the bottom of the lower fixing plate 31-2.

When the lifting rod 30 drives the damping component 31 to move downwards and the electromagnet 37 is contacted with coal on the conveyor 3, the elastic component 31-3 is compressed to play a damping role.

Preferably, the elastic member 31-3 is a spring.

Preferably, the damping assembly 31 further comprises a fixing cap 31-5, a through hole is formed in the upper fixing plate 31-1, and the top of the guide rod 31-4 penetrates through the through hole to be connected with the fixing cap 31-5, so that the guide rod 31-4 is prevented from deviating.

Alternatively, as shown in fig. 1, the spraying assembly includes a first motor 24, a first slide rail 20, a slider 21, a rotatable screw 22, a bearing (not shown), a bearing seat 23, a suction pump 25, a water inlet pipe 26, a water guide pipe 27, and a cleaning liquid 17 disposed at the bottom of the cleaning tank 1, at least one spray head 29 is disposed on the slider 21,

one end of the water inlet pipe 26 extends into the cleaning liquid 17, the other end of the water inlet pipe 26 is communicated with the input end of the water suction pump 25, the output end of the water suction pump 25 is communicated with one end of the water guide pipe 27, and the other end of the water guide pipe 27 is communicated with the spray head 29;

the sliding block 21 is sleeved on the screw rod 22 and is connected with the first sliding rail 20 in a sliding manner;

the screw rod 22 is connected with the bearing seat 23 through a bearing, and the first motor 24 drives the slide block 21 to move along the front end and the middle end of the conveyor 3 through the bearing and the screw rod 22.

The first motor 24 and the water pump 25 can be connected with an external power supply, when coal on the conveyor 3 needs to be cleaned, the first motor 24 is started, and the positive and negative rotation of the screw rod 22 is controlled through the positive and negative rotation of the first motor 24, so that the sliding block 21 moves left and right along the axial direction of the screw rod 22. At the same time, the suction pump 25 pumps the cleaning liquid 17 through the inlet pipe 26 to the top of the cleaning tank 1 and cleans the coal on the conveyor 3 through the water conduit 27 and the spray head 29.

Preferably, the bottom of the cleaning box is further provided with an ultrasonic vibration plate 18, and ultrasonic waves generated by the ultrasonic vibration plate 18 clean coal, so that the purity of the coal is further improved.

Preferably, the water guide pipe 27 is communicated with the spray head 29 through the shower pipe 28, so that the connection between the water guide pipe 27 and the spray head 29 is more stable.

Preferably, the bottom of the inlet pipe 26 is provided with a filter screen box 35 for filtering the cinder in the cleaning liquid 17 to prevent the cinder from blocking the inlet pipe 26.

Preferably, the water guide pipe 27 is sleeved with a drag chain 36, the drag chain 36 is fixed on the top of the cleaning tank 1, and when the sliding block 21 moves left and right, the drag chain 36 can fix the water guide pipe 27, so that the water guide pipe 27 can move regularly.

Alternatively, as shown in fig. 1, the feeding device comprises a feeding hopper 6 and a feeding pipe 5, one end of the feeding pipe 5 is communicated with the feeding hopper 6, and the other end of the feeding pipe 5 is communicated with the dust removing device.

The feeding pipe 5 and the feeding hopper 6 can be fixedly connected in a welding mode and the like, so that the connection stability is improved. Preferably, the feed pipe 5 is a right angle feed pipe.

Optionally, as shown in fig. 1 and fig. 2, the dust removing device includes a dust removing box 2, a sieve cylinder 7 and a second transmission component (not shown) for driving the sieve cylinder 7 to rotate are disposed at the top of the dust removing box 2, the sieve cylinder 7 includes a second feeding port 11 communicated with the feeding pipe 5 and a second discharging port (not shown) communicated with the cleaning device, a plurality of sieve holes 8 are disposed on the sieve cylinder 7, a guiding dial piece 9 extending along an axial direction of the sieve cylinder 7 is disposed in the sieve cylinder 7, and a detachable collecting tank 10 corresponding to the sieve holes 8 is disposed at the bottom of the dust removing box 2.

The screen cylinder 7 is used for removing dust from coal. The second transmission component is used for controlling the forward rotation and the reverse rotation of the screening cylinder 7, and the guide shifting sheet 9 in the screening cylinder 7 only rotates and stirs when the screening cylinder rotates forward; during reversal, the guide shifting sheet 9 can discharge materials and output coal in the screening barrel 7 to the cleaning box 1.

The collection trough 10 is used to collect dust that passes through the sieve holes 8 on the sieve cylinder 7.

Preferably, the guide shifting piece 9 is spiral, the number of the guide shifting pieces 9 can be multiple, and the multiple guide shifting pieces 9 are uniformly distributed on the inner side wall of the screen material cylinder 7.

Alternatively, as shown in fig. 1, the second transmission part includes a second motor 12, a speed reducer 13, a driving gear 14, and a rack 15 provided in the circumferential direction of the screen cylinder 7,

the output end of the second motor 12 is connected with the input end of the speed reducer 13, the output end of the speed reducer 13 is connected with the driving gear 14, the driving gear 14 is meshed with the rack 15, and the second motor 12 drives the screening barrel 7 to rotate through the driving gear 14 and the rack 15.

The second motor 12 and the speed reducer 13 can be connected with an external power supply, and the second motor 12 is used for controlling the rotation direction of the driving gear 14, so that the forward rotation and the reverse rotation of the screening barrel 7 are controlled.

The speed reducer 13 can be a planetary speed reducer and is used for reducing the rotating speed of the second motor 12, so that the screening cylinder 7 can rotate at a constant speed, and damage is avoided.

Preferably, a rack 15 is provided at the second feed opening 11 of the sieve cartridge 7, facilitating control of the rotation of the sieve cartridge 7.

Optionally, as shown in fig. 1 and 3, in order to facilitate the detachment of the collecting tank 10, the bottom of the dust removing box 2 is provided with a second slide rail 33, and the collecting tank 10 includes a body (not shown) provided with a sliding groove 34 slidably connected to the second slide rail 33.

Preferably, a handle 32 is also provided on the side wall of the body, by means of which handle 32 it is easy to mount or dismount the collecting tank 10.

The following explains the working principle of the coal separator provided by the utility model, specifically as follows:

the second motor 12, the first motor 24 and the water pump 25 are connected with an external power supply, the second motor 12 drives the driving gear 14 to rotate, the driving gear 14 is meshed with the rack 15, so that the screening cylinder 7 can rotate, feeding is carried out in the feeding hopper 6 at the moment, coal enters the screening cylinder 7 from the feeding pipe 5, and dust can go out of the sieve holes 8 in the side wall of the screening cylinder 7 and fall into the collecting groove 10; controlling the second motor 12 to rotate forward and backward, wherein during forward rotation, the guide shifting piece 9 in the screening cylinder 7 only rotates and stirs, during backward rotation, the guide shifting piece 9 can discharge materials, and coal enters the front end of the conveyor 3 in the cleaning box 1 through the first feed port 16 to be conveyed and discharged; the water pump 25 pumps the cleaning liquid 17 at the bottom of the cleaning box 1 upwards, the cleaning liquid is sprayed to the surface of coal on the conveyor 3 through the spray head 29 for cleaning, and the slide block 21 can control the spray head 29 to move left and right; when coal passes through the tail end of the conveyor 3, the lifting rod 30 controls the electromagnet 37 to descend, so that iron blocks in the coal can be adsorbed, and transported materials which are adsorbed by the iron blocks slide out of the first discharge hole through the material guide plate 19 to be collected.

To sum up, the utility model provides a coal picker through set up the de-ironing separator in belt cleaning device, when realizing the washing of coal, detach the iron impurity in the coal, improves the purity and the washing quality of coal.

What has been described above is merely the principles and preferred embodiments of the present invention. It should be noted that, for those skilled in the art, on the basis of the principle of the present invention, several other modifications can be made, and the protection scope of the present invention should be considered.

Claims (10)

1. The coal separator is characterized by comprising a feeding device, a dust removal device and a cleaning device, wherein an iron remover for removing iron impurities in coal is arranged in the cleaning device, the feeding device is connected with one end of the dust removal device, and the other end of the dust removal device is connected with the cleaning device.

2. The coal separator as recited in claim 1, wherein the cleaning device comprises a cleaning box, opposite side walls of the cleaning box are respectively provided with a first discharge port and a first feed port communicated with the dust removal device, the top of the cleaning box is provided with a spraying assembly, the bottom of the cleaning box is provided with a conveyor for conveying the coal, the conveyor comprises a front end, a middle end and a tail end which are sequentially connected end to end, the iron remover is arranged at the tail end of the conveyor, the front end of the conveyor is connected with the first feed port, the tail end of the conveyor is provided with a guide plate communicated with the first discharge port, and the spraying assembly can move along the directions of the front end and the middle end of the conveyor.

3. The coal separator of claim 2, wherein the iron separator includes a lift bar and an electromagnet, a top of the lift bar being connected to a top of the cleaning tank, a bottom of the lift bar being connected to the electromagnet, the electromagnet being movable by the lift bar in a vertical direction along the tail end of the conveyor.

4. The coal separator as recited in claim 3, further comprising a support frame disposed within the cleaning tank, wherein the conveyor is disposed at a bottom of the cleaning tank via the support frame, and wherein the middle end of the conveyor is at a lower level than the front end and the rear end of the conveyor.

5. The coal separator as claimed in claim 3, wherein a damping assembly is further arranged in the cleaning device, the damping assembly comprises an upper fixing plate, a telescopic guide rod and a lower fixing plate which are sequentially connected from top to bottom, an elastic component is sleeved on the guide rod, the top of the upper fixing plate is connected with the bottom of the lifting rod, and the electromagnet is arranged at the bottom of the lower fixing plate.

6. The coal separator as recited in any one of claims 2-5, wherein the spray assembly comprises a first motor, a first slide rail, a slider, a rotatable lead screw, a bearing seat, a suction pump, a water inlet pipe, a water conduit, and a cleaning solution disposed at the bottom of the cleaning tank, the slider having at least one spray nozzle disposed thereon,

one end of the water inlet pipe extends into the cleaning liquid, the other end of the water inlet pipe is communicated with the input end of the water suction pump, the output end of the water suction pump is communicated with one end of the water guide pipe, and the other end of the water guide pipe is communicated with the spray head;

the sliding block is sleeved on the screw rod and is in sliding connection with the first sliding rail;

the screw rod is connected with the bearing seat through the bearing, and the first motor drives the sliding block to move along the front end and the middle end of the conveyor through the bearing and the screw rod.

7. The coal picker of claim 1, wherein the feed device comprises a feed hopper and a feed pipe, one end of the feed pipe is in communication with the feed hopper, and the other end of the feed pipe is in communication with the dust extraction device.

8. The coal separator of claim 7, wherein the dust removal device comprises a dust removal box, a screen cylinder and a second transmission component for driving the screen cylinder to rotate are arranged at the top of the dust removal box, the screen cylinder comprises a second feeding hole communicated with the feeding pipe and a second discharging hole communicated with the cleaning device, a plurality of screen holes are arranged on the screen cylinder, a guide shifting piece extending along the axial direction of the screen cylinder is arranged in the screen cylinder, and a detachable collecting groove corresponding to the screen holes is arranged at the bottom of the dust removal box.

9. The coal separator of claim 8, wherein the second transmission component includes a second motor, a reducer, a drive gear, and a rack disposed circumferentially of the screen barrel,

the output of second motor with the input of speed reducer is connected, the output of speed reducer with drive gear is connected, drive gear with the rack toothing, the second motor passes through drive gear with the rack drives sieve feed cylinder is rotatory.

10. The coal separator as recited in claim 8, wherein the bottom of the dust box is provided with a second slide rail, and the collection trough comprises a body, and the bottom of the body is provided with a chute slidably connected with the second slide rail.

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