CN216259610U

CN216259610U - Conveyer belt dust collecting and processing device

Info

Publication number: CN216259610U
Application number: CN202122853279.6U
Authority: CN
Inventors: 贾玮; 贺佳文; 贾玉彬
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-11-12
Filing date: 2021-11-12
Publication date: 2022-04-12
Anticipated expiration: 2031-11-12

Abstract

The utility model provides a conveyer belt dust collection processing apparatus, relates to dust collecting equipment technical field, including dust collector, conveyer belt dust collector, throw out some dust extraction, blanking point dust extraction. The dust removing device of the conveying belt comprises a dust removing cover, a collecting gill and an air duct fan. The dust excluding hood is formed by overlapping a plurality of sections of telescopic hood bodies, and a group of supporting frameworks are arranged on each section of hood body at intervals. The collecting gill is formed by sequentially overlapping a plurality of gill bodies, and a group of air duct fans are arranged at intervals along the length direction of the collecting air duct. The dust collector comprises a shell, a helical blade and a transmission shaft. The throwing point dust collection device comprises a first dust collection cover and a first dust collection fan, and the blanking point dust collection device comprises a second dust collection cover and a second dust collection fan. The dust removal device has the advantages of simple structure, reliable performance, convenient installation, no influence on the maintenance of the conveyer belt, realization of better dust removal and treatment effects on particles with different sizes, dust with different humidity and viscosity, and low failure rate.

Description

Conveyer belt dust collecting and processing device

Technical Field

The utility model relates to the technical field of dust removing equipment, in particular to a conveying belt dust collecting and processing device.

Background

The belt conveyer is a kind of tractional continuous transport equipment, and is extensive in application, applicable to various industries of coal, electric power, metallurgy, mine, port, building material, chemical industry, light industry, petroleum and traffic, etc., and can be used for conveying block-shaped, granular and bulk material articles. The continuous, high-efficiency and large-dip-angle transportation can be realized, and the continuous, high-efficiency and large-dip-angle transportation device has the advantages of simplicity and convenience in use, reliability in operation, easiness in maintenance, low cost and the like.

The length of a single conveying belt is dozens of meters to hundreds of meters, and the single conveying belt can be conveyed singly according to the use environment, and a plurality of conveying belts can be combined or combined with other conveying equipment to form a horizontal or inclined mechanical conveying system.

When the belt conveyor runs, dust often can be generated, the dust can cause great harm to the field operation environment and the health of operators, the damage can be caused to running equipment, and the potential safety hazard exists in long-term powder accumulation. Therefore, the belt conveyor is often required to be provided with dust removing equipment to achieve the effect of reducing dust.

The reasons for dust generation during the operation of the conveyor are as follows:

1. when the materials fall from the lower end of the hopper to the next-stage conveying belt, the falling of the materials also generates larger dust at the material falling point, and the existing dust removal device cannot effectively process the materials, so that the transportation environment is relatively severe;

2. loose fine dust and dust generated by adhering particles on the conveying belt, wherein the fine dust generates floating dust under the action of induced wind when the conveying belt runs;

3. the accumulated dust is operated daily in the transportation channel.

The treatment of the dust of the belt conveyor is one of the difficulties in the industry. In the prior art, the problem of dust is mainly solved through a fan and a dust cover, the dust removal rate is low, the effect is not good, the cost is high, and the dust collector is inconvenient to install in a narrow transportation environment; a dust removal mode of additionally arranging water spray for dust removal is also available, a large amount of water is needed, the moisture and viscosity of materials are increased, the requirement on water quality of a water spray nozzle is high, and the later operation and maintenance cost is high and difficult; a dust removal mode of additionally arranging an air guide pipe at a blanking point of a transfer position of a conveyor needs to convey dust-containing airflow through a pipeline, and the pipeline is blocked after long-term use; the pulse type dust collector has the advantages that because the airflow flows through the pipeline and the cloth bag of the dust removing chamber, the energy consumption is high, the accumulated powder of the cloth bag needs to be removed periodically by manpower, the cloth bag is used as a dust filtering device, the dust collecting box is a closed space, the safety hazard also exists, the dust removing cloth bag is often blocked due to the high viscosity of dust (moisture, steam and the like), the dust removing effect cannot be achieved, the cleaning is time-consuming and labor-consuming, the maintenance difficulty is high, and the collected dust is not easy to treat; in addition, the dust removing cover is additionally arranged on the whole conveying belt of the dust removing equipment, and the length of the conveying belt is long, so that the method is very unfavorable for the operation and maintenance inspection of the equipment, when a certain position of the conveying belt breaks down, the inspection and the maintenance are very inconvenient, the dust cannot be effectively treated, and the potential safety operation hazard exists.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems, the utility model aims to provide a conveying belt dust collecting and processing device which has the advantages of simple structure, reliable performance, convenient installation, no influence on the maintenance of a conveying belt, capability of realizing better dust removal and processing effects on particles with different sizes and dust with different humidity and viscosity and low failure rate according to the field environment condition and the defects of the prior dust removing equipment technology.

The utility model adopts the following technical scheme: a dust collecting and processing device for a conveyer belt is characterized by comprising a dust collector, a dust removing device for the conveyer belt, a throwing point dust collecting device and a blanking point dust collecting device,

the conveyer belt dust removing device comprises a dust removing cover, a collecting gill and an air duct fan,

the dust hood is arranged along the length direction of the conveying belt and is formed by overlapping a plurality of sections of telescopic hood bodies, the movable end of each hood body is provided with an overlapping part, each section of hood body can be slidably covered above the conveying belt through a slide rail, the hood bodies are provided with telescopic devices which enable the hood bodies to realize telescopic action, the center of the top of each hood body is provided with an upwards-bulged air channel groove along the length direction, the air channel grooves and collecting gills arranged below the air channel grooves form collecting air channels along the length direction of the dust hood, and each section of hood body is provided with a group of supporting frameworks at intervals,

the collecting gills are fixed on the dust removal cover and formed by sequentially overlapping a plurality of gill bodies, adjacent gill bodies are connected through hinged chains to realize extension, and the overlapping parts of the adjacent gill bodies are provided with dust collecting gaps;

the air duct fans are fixed inside the collecting air duct of the dust hood, a group of air duct fans are arranged at intervals along the length direction of the collecting air duct,

the dust collector comprises a shell, a helical blade and a transmission shaft, the dust collector consists of a first collecting section, a first conveying section, a second collecting section and a second conveying section which are sequentially communicated from top to bottom, the inner diameter of the collecting section is larger than that of the conveying section, the diameter of the helical blade is matched with the first collecting section, the first conveying section, the second collecting section and the second conveying section from top to bottom, the outer edge of the helical blade is close to the inner wall of the shell, the transmission shaft is matched with a screw motor,

the throwing-point dust collection device is arranged at a material throwing point at the material transferring position and comprises a first dust hood and a first dust collection fan, the first dust hood is arranged right ahead of the material throwing direction, the throwing-point dust collection device is communicated with a first dust inlet of a first collection section through a dust collection pipeline,

the blanking point dust extraction set up the blanking point in material reprint department, blanking point dust extraction includes second suction hood, second dust absorption fan, the second suction hood sets up the inside at the blanking point dust excluding hood, blanking point dust extraction passes through the dust absorption pipeline and collects the second dust inlet intercommunication of section with the second.

Further: the telescopic device comprises a telescopic motor, a driving shaft, a transmission gear and transmission chains, wherein the telescopic motor transmits power to the driving shaft through a transmission mechanism, two ends of the driving shaft are respectively connected with the transmission chains positioned at the left side and the right side of the conveying belt, and the transmission chains at the left side and the right side of the conveying belt are respectively connected with the supporting framework of the dust hood of the lap joint part.

Further: overlap joint portion include the overlap joint support, reset spring, the rotatable support skeleton that articulates at the removal end of every section cover body of overlap joint support, the overlap joint support is connected respectively at reset spring's both ends, remove the support skeleton of end, the overlap joint point of the adjacent cover body is equipped with overlap joint limit switch, when telescoping device drives the cover body extension to overlap joint point, the overlap joint support can touch overlap joint limit switch, because the forward movement of overlap joint support is restricted to overlap joint limit switch, the upper end of overlap joint support can incline forward the tip of the other end cover body in the overlap joint in the place ahead this moment, overlap joint limit switch controls telescoping device stop work simultaneously.

Further: the inclination angle and the power of the air duct fan are adjustable.

Further: the width and the height of the first dust hood are both larger than those of the dust hood, and the first dust hood is obliquely and upwards arranged towards the material throwing-out direction.

Further: be equipped with on the inner wall of the casing of first collection section and second collection section and prevent wind the baffle, prevent wind the baffle and be located adjacent helical blade's below, the downward sloping sets up.

Further: the gill body of the collecting gill is provided with gill body grooves along the length direction of the collecting gill, and the gill body grooves on two adjacent gill bodies are arranged in a staggered mode.

Further: the collecting air duct is of a cylindrical barrel structure along the length direction of the dust hood.

Further: and a dust storage section is also arranged below the second conveying section, and a butterfly valve is arranged at the lower end part of the dust storage section.

The utility model has the beneficial effects that:

1. the utility model is suitable for the field operation environment of various conveyors, solves the defects of the prior dust removal equipment, has simple structure, reliable performance and convenient installation, does not influence the operation and maintenance of the conveyor, can realize better dust removal and treatment effects on particles with different sizes and dust with different humidity and viscosity, and has low failure rate.

2. The dust excluding hood is that multistage retractable covers the body overlap joint and forms, the portable end of the cover body is equipped with overlap joint portion, every section of cover body covers in the conveyer belt top through slide rail slidable, this kind of structural design makes the dust excluding hood can work or maintain the shrink and the extension that need control the dust excluding hood, and because the dust excluding hood covers the body overlap joint and forms for multistage retractable, when certain position goes wrong, only need pack up the cover body of certain section can, high durability and convenient operation, time saving and labor saving, also be convenient for maintain the maintenance to the dust excluding hood.

3. The center at the top of the cover body is provided with an upwards-raised air channel groove along the length direction, the air channel groove and the collecting gill arranged below form a collecting air channel along the length direction of the dust removing cover, the collecting air channel can suck dust on the conveying belt into the collecting air channel, air flow along the length direction of the collecting air channel is formed in the collecting air channel, and the air flow drives the dust to drift forwards until the end part of the conveying belt is sucked into the dust collector by the dust suction device.

4. Collect the gill and form by a plurality of gill bodies overlap joint in proper order, overlap joint between the adjacent gill body is equipped with the dust and collects the clearance, and the dust on the conveyer belt can be followed the collection clearance and is inhaled and collect the wind channel, and the air current that gets into from collecting the clearance flows along the direction of collecting the interior air current of wind channel, and collects the dust in the wind channel and can not return to the cover internally through the dust collection clearance. Set up a set of wind channel fan at every interval along the length direction who collects the wind channel, inclination and power are adjustable, can be according to the particle size of dust under the operating condition, the inclination and the power of adjustment fan such as humidity, realize forming the optimal air current in collecting the wind channel, it is sucked dust collector by dust extraction to drive the dust to drift forward until the conveyer belt tip, can not produce great air current in the dust excluding hood simultaneously, make the dust on the conveyer belt taken up, avoided the dust to enter into and collect and subside on collecting the gill behind the wind channel, reach best dust removal effect.

5. Collect the gill and form by a plurality of gill bodies overlap joint in proper order, connect through articulated chain between the adjacent gill body and can realize stretching out and drawing back, this kind of structural design makes the cover body shrink gill when the shrink together shrink along with the shrink of the cover body, adjacent gill body is along with the continuous concentrated overlapping together of shrink, shrink gill can be along with the extension of the cover body together extend when the cover body extension is opened, the continuous opening of adjacent gill body, only overlap the marginal part of the gill body, work is smooth and easy, the fault rate is low.

6. The gill body of the collecting gill is provided with gill body grooves along the length direction of the collecting gill, and the gill body grooves on two adjacent gill bodies are arranged in a staggered mode. The overlapping part of the adjacent gills can be ensured by the structural design, besides the dust collecting gap, dust can enter the collecting air channel through the grooves of the gills, and the air flow entering the grooves of the gills is converged into the air flow of the collecting air channel to form integral air flow, so that the dust can be well driven to drift forwards.

7. The dust collector comprises a shell, helical blades and a transmission shaft, wherein the outer edge of each helical blade is close to the inner wall of the shell, a helical channel from top to bottom is formed between each helical blade and the shell due to the structural design, after dust is sucked into the dust collector through a fan, the dust is driven by airflow to enter the helical channel, the flow rate of the airflow is continuously reduced in the process of advancing the helix, the dust is continuously deposited on the helical blades due to the impact of centrifugal force on the inner wall of the shell, when the dust is collected more, the helical blades can be rotated by opening and closing to discharge the dust downwards, the dust removing mode has better dust removing effect on dust of different types, sizes, humidity and weights, frequent maintenance is not needed, and the problem that the dust removing effect of the traditional cloth bag dust removing device on dust of different types, sizes, humidity and weights is poor is solved, and still avoided the sack to be influenced dust removal effect by dust adhesion back, need often clear up the problem of maintaining, helical blade's rotation can be fine with the dust discharge of collecting, can not take place to block up and the adhesion phenomenon.

8. Be equipped with on the inner wall of the casing of first collection section and second collection section and prevent wind the baffle, prevent wind the baffle and be located adjacent helical blade's below, the downward sloping sets up. This kind of structural design can prevent that the gap between helical blade and the shells inner wall from scurrying the wind upwards, influences the holistic dust removal effect of helical channel, and the setting of downward sloping can reflect the wind of scurrying upwards, avoids the vortex between the gap to influence subsiding of dust.

9. The width and the height of the first dust hood are both larger than those of the dust hood, and the first dust hood is obliquely and upwards arranged towards the material throwing-out direction. This kind of structural design can guarantee that the dust that produces and the dust that drifts out from collecting the wind channel can be by effectual suction dust collector at the material throw-out point, can not spill over the holistic dust removal effect of outside influence.

10. And a dust storage section is also arranged below the second conveying section, and a butterfly valve is arranged at the lower end part of the dust storage section. Store up the dirt section and can gather together the temporary storage of dust that dust collector collected, the butterfly valve can prevent that dust or air current in the dust excluding hood of below from upwards scurrying into in the dust collector, when dust collector's dust gathers when more, open the switch and make helical blade rotate, with dust discharge down wherein, the dust of storing up the dirt section is because the dust on the helical blade of top pushes down and produces pressure, this pressure helps the dust to gather and hold the group, when pressure reaches the setting value of butterfly valve, the dust of storing up the dirt section is on the conveyer belt of below of discharging downwards promptly, simultaneously because the dust gathers and holds the group and can effectively prevent to form the problem of raise dust because the dust that the dust caused is too thin to fly in a small place again.

Drawings

The utility model is further described with reference to the following figures and examples:

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

FIG. 2 is a schematic view of the construction of the dust collector of the present invention;

FIG. 3 is a schematic structural view of the dust removing device of the conveyer belt of the present invention;

FIG. 4 is a schematic structural view of a gill body of the present invention;

FIG. 5 is a schematic structural view of a gill body of the present invention;

fig. 6 is a schematic structural view of a collecting gill of the present invention;

FIG. 7 is a schematic view of the butterfly valve of the present invention;

FIG. 8 is a schematic view of the construction of the housing of the present invention;

in the figure: 1 conveyor belt dust collector, 2 throw-out point dust collector, 3 hoppers, 4 dust collectors, 41 first collection section, 411 first dust inlet, 42 first conveying section, 43 second collection section, 431 second dust inlet, 44 second conveying section, 45 dust storage section, 46 butterfly valve, 47 helical blade, 48 transmission shaft, 49 windproof baffle, 5 blanking point dust collector, 6 supporting framework, 7 collection gill, 71 gill body, 72 gill body groove, 73 hinged chain, 8 collection air duct, 9 air duct fan, 10 reset spring, 11 air duct groove, 12 transmission chain, 13 driving shaft, 14 telescopic motor, 15 lap joint support, 16 blanking point, 17 throw-out point, 18 first dust hood, 19 first dust hood, 20 cover body, 21 lap joint part, 22 slide rail, 23 shell, 24 auger motor.

Detailed Description

As shown in fig. 1 to 8, a conveyor belt dust collecting and processing device comprises a dust collector 4, a conveyor belt dust removing device 1, a throwing point dust collecting device 2 and a blanking point dust collecting device 5.

The conveyer belt dust collector 1 comprises a dust hood, a collecting gill 7 and an air duct fan 9.

Dust excluding hood set up along the length direction of conveyer belt, the dust excluding hood forms for the overlap joint of the multistage retractable cover body 20, the portable end of the cover body 20 is equipped with overlap joint portion 21, every section of the cover body 20 covers in the conveyer belt top through slide rail 22 slidable, be equipped with the telescoping device who makes the cover body 20 realize flexible action on the cover body 20, the center at the top of the cover body 20 is equipped with the wind channel recess 11 that makes progress the uplift along length direction, wind channel recess 11 constitutes along dust excluding hood length direction's collection wind channel 8 with the collection gill 7 that sets up in the below, every section of the cover body 20 goes up every interval and sets up a set of supporting framework 6 at a distance.

Collect gill 7 and fix on dust cover, collect gill 7 and form by a plurality of gill bodies 71 overlap joint in proper order, connect through articulated chain 73 between the adjacent gill body 71 and can realize flexible, the overlap joint department between the adjacent gill body 71 is equipped with the dust and collects the clearance.

The air duct fans 9 are fixed inside the collecting air duct 8 of the dust hood, and a group of air duct fans 9 are arranged at intervals along the length direction of the collecting air duct 8.

Dust collector 4 include casing 23, helical blade 47, transmission shaft 48, dust collector 4 comprises from last first collection section 41 that down link up in proper order, first transport section 42, second collection section 43, second transport section 44, the internal diameter of collection section is greater than the transport section, helical blade 47's diameter from last down with first collection section 41, first transport section 42, second collection section 43, second transport section 44 cooperatees and sets up, the inner wall of casing 23 is pressed close to helical blade 47's outer edge, transmission shaft 48 cooperatees with the auger motor.

The throw-out point dust collection device 2 is arranged at a material throw-out point 17 at a material transfer position, the throw-out point dust collection device 2 comprises a first dust hood 18 and a first dust suction fan 19, the first dust hood 18 is arranged right in front of the material throw-out direction, and the throw-out point dust collection device 2 is communicated with a first dust inlet 411 of the first collection section 41 through a dust suction pipeline.

The blanking point dust collector 5 is arranged at a material blanking point 16 at a material transfer position, the blanking point dust collector 5 comprises a second dust hood and a second dust absorption fan, the second dust hood is arranged inside a dust hood of the material blanking point 16, and the blanking point dust collector 5 is communicated with a second dust inlet 431 of the second collection section 43 through a dust absorption pipeline.

The telescopic device comprises a telescopic motor 14, a driving shaft 13, a transmission gear and transmission chains 12, wherein the telescopic motor 14 transmits power to the driving shaft 13 through a transmission mechanism, two ends of the driving shaft 13 are respectively connected with the transmission chains 12 positioned at the left side and the right side of the conveying belt, and the transmission chains 12 at the left side and the right side of the conveying belt are respectively connected with the supporting framework 6 of the dust hood of the lapping part 21.

Overlap joint portion 21 include overlap joint support 15, reset spring 10, overlap joint support 15 is rotatable to articulate on the supporting framework 6 of the removal end of every section cover body 20, overlap joint support 15 is connected respectively at reset spring 10's both ends, the supporting framework 6 of removal end, the overlap joint of the adjacent cover body 20 is equipped with overlap joint limit switch, when telescoping device drives cover body 20 extension to overlap joint, overlap joint support 15 can touch overlap joint limit switch, because overlap joint limit switch limits the forward movement of overlap joint support 15, the upper end of overlap joint support 15 can incline forward the tip of the other end cover body 20 in overlap joint front this moment, overlap joint limit switch controls the telescoping device stop work simultaneously.

The inclination angle and the power of the air duct fan 9 are adjustable.

The width and the height of the first dust hood 18 are both larger than those of the dust hood, and the first dust hood 18 is obliquely and upwards arranged facing the material throwing direction.

The inner walls of the shells 23 of the first collecting section 41 and the second collecting section 43 are provided with wind-proof baffles 49, and the wind-proof baffles 49 are positioned below the adjacent helical blades 47 and are arranged in a downward inclined mode.

The gill body 71 of the collecting gill 7 is provided with gill body grooves 72 along the length direction of the collecting gill, and the gill body grooves 72 on two adjacent gill bodies 71 are arranged in a staggered mode.

The collection air duct 8 is a cylindrical barrel structure along the length direction of the dust hood.

A dust storage section 45 is arranged below the second conveying section 44, and a butterfly valve 46 is arranged at the lower end part of the dust storage section 45.

The present invention is not limited to the above-described embodiments.

Claims

1. A dust collecting and processing device for a conveyer belt is characterized by comprising a dust collector, a dust removing device for the conveyer belt, a throwing point dust collecting device and a blanking point dust collecting device,

2. The conveyor belt dust collecting and processing device as claimed in claim 1, wherein the telescopic device comprises a telescopic motor, a driving shaft, a transmission gear and transmission chains, the telescopic motor transmits power to the driving shaft through the transmission mechanism, two ends of the driving shaft are respectively connected with the transmission chains positioned at the left side and the right side of the conveyor belt, and the transmission chains at the left side and the right side of the conveyor belt are respectively connected with the supporting framework of the dust hood of the lap joint part.

3. The conveyor belt dust collecting and processing device as claimed in claim 1 or 2, wherein the overlapping part comprises an overlapping support and a return spring, the overlapping support is rotatably hinged on a supporting framework at the moving end of each cover body, two ends of the return spring are respectively connected with the overlapping support and the supporting framework at the moving end, an overlapping limit switch is arranged at the overlapping point of the adjacent cover bodies, when the cover bodies are driven by the telescoping device to extend to the overlapping point, the overlapping support can touch the overlapping limit switch, the overlapping limit switch limits the forward movement of the overlapping support, the upper end of the overlapping support can incline forwards to overlap the end part of the other cover body at the front, and the overlapping limit switch controls the telescoping device to stop working.

4. The conveyor belt dust collecting and handling device of claim 3, wherein the air duct fan is adjustable in pitch and power.

5. The conveyor belt dust collecting and handling device of claim 4, wherein the first suction hood has a width and a height greater than the dust hood, and the first suction hood is disposed obliquely upward toward the material discharge direction.

6. The conveyor belt dust collecting and handling device of claim 4, wherein the inner walls of the housings of the first collecting section and the second collecting section are provided with wind-proof baffles, and the wind-proof baffles are positioned below the adjacent helical blades and are arranged in a downward inclination manner.

7. The conveying belt dust collecting and processing device of claim 3, wherein gill grooves are formed in gill bodies of the collecting gills along the length direction of the collecting gills, and the gill grooves in two adjacent gill bodies are staggered.

8. The conveyor belt dust collecting and processing device of claim 6, wherein the collecting duct has a cylindrical structure along the length direction of the dust hood.

9. A dust collecting and processing device for conveyer belt as claimed in claim 3, wherein a dust storage section is further provided below the second conveying section, and a butterfly valve is provided at a lower end of the dust storage section.