CN220077650U - Conveyor - Google Patents

Abstract

The present disclosure relates to a conveyor, comprising: a conveyor belt; and the cleaning mechanism is positioned below the conveying belt, the cleaning mechanism comprises a liquid spraying assembly, a scraping plate assembly and a blowing assembly which are sequentially arranged along the rotation direction of the conveying belt, the liquid spraying assembly is used for spraying cleaning liquid to the surface of the conveying belt, the scraping plate assembly comprises a scraping plate, the scraping plate extends along the width direction of the conveying belt and is in contact with the surface of the conveying belt, and the blowing assembly is used for spraying hot air to the surface of the conveying belt. Therefore, the cleaning mechanism arranged on the conveyor can clean the adhered materials on the working surface of the conveyor belt, and the cleaning quality is high.

Description

Conveyor

Technical Field

The present disclosure relates to the field of conveyor belt cleaning for conveyors, and in particular, to a conveyor.

Background

The conveyor is used for conveying materials in industries such as electric power, coal blocks, metallurgy, building materials and the like, the conveyor belt of the conveyor is easy to adhere to the working surface of the conveyor belt in operation, and scraping plates are usually arranged on the conveyor belt for removing the materials on the working surface of the conveyor belt.

In the related art, the scraper is used for removing the adhered materials on the working surface of the conveyer belt, and when the adhesion force of the materials on the working surface of the conveyer belt is large, for example, when the materials are coal-containing sludge, the single scraper removing mode can not effectively remove the coal-containing sludge, so that the cleaning quality of the working surface of the conveyer belt is affected.

Disclosure of Invention

It is an object of the present disclosure to provide a conveyor that is capable of effectively cleaning a conveyor belt to at least partially solve the problems in the related art.

To achieve the above object, the present disclosure provides a conveyor including: a conveyor belt; and the cleaning mechanism is positioned below the conveying belt, the cleaning mechanism comprises a liquid spraying assembly, a scraping plate assembly and a blowing assembly which are sequentially arranged along the rotation direction of the conveying belt, the liquid spraying assembly is used for spraying cleaning liquid to the surface of the conveying belt, the scraping plate assembly comprises a scraping plate, the scraping plate extends along the width direction of the conveying belt and is in contact with the surface of the conveying belt, and the blowing assembly is used for spraying hot air to the surface of the conveying belt.

Optionally, the conveyor further includes at least one idler and at least one compression roller that the interval was arranged, the idler with the compression roller is all followed the width direction of conveyer belt extends, the idler is located the below of conveyer belt, the compression roller is located the inboard of conveyer belt, idler with the compression roller each support press in the conveyer belt, so that the conveyer belt is when passing through the idler with the compression roller changes the extending direction, at least a pair of adjacent the idler with be provided with between the compression roller the scraper blade subassembly.

Optionally, the scraper assembly further comprises a connecting seat, a containing groove is formed in the connecting seat, the scraper is movably connected to the containing groove, and a damping spring is arranged between the scraper and the containing groove.

Optionally, the conveyor further comprises a collecting hopper, wherein the collecting hopper is provided with a feeding hole positioned above and a discharging hole positioned below, and the liquid spraying component and the scraping plate component are both positioned above the feeding hole.

Optionally, the hydrojet subassembly includes liquid feed house steward, washs branch pipe, pump and first nozzle, wash the branch pipe along the width direction of conveyer belt extend and communicate in liquid feed house steward, the pump sets up on the liquid feed house steward, the quantity of first nozzle is a plurality of and interval setting is in wash on the branch pipe, first nozzle is used for to the conveyer belt sprays the washing liquid.

Optionally, the spray direction of the first nozzle extends obliquely towards the conveyor belt and towards a side remote from the scraper assembly.

Optionally, the number of the cleaning branch pipes is one or more, and a plurality of the cleaning branch pipes are arranged side by side and at intervals.

Optionally, the collecting hopper has from the feed inlet towards the inside wall surface of discharge gate slope inwards extension, the conveyer still includes washing mechanism, washing mechanism includes washing branch pipe and sets up a plurality of second nozzles on the washing branch pipe, washing branch pipe connect in the inner wall surface of collecting hopper and around the circumference extension of collecting hopper, washing branch pipe intercommunication in the feed liquid house steward, the jet direction of second nozzle orientation the discharge gate.

Optionally, the conveyor further comprises a controller and a material level sensor, a first electromagnetic valve is arranged at the inlet of the cleaning branch pipe, a second electromagnetic valve is arranged at the inlet of the flushing branch pipe, and the controller is respectively connected with the material level sensor, the pump, the first electromagnetic valve and the second electromagnetic valve in a signal manner.

Optionally, the blowing assembly includes a drying box and a hot air blower, the drying box having an air inlet in communication with the hot air blower and a plurality of air outlets toward the conveyor belt.

Through above-mentioned technical scheme, through setting up wiper mechanism in the below of conveyer belt, wiper mechanism includes liquid spraying subassembly, scraper blade subassembly and the subassembly of blowing that arranges in proper order along the direction of rotation of conveyer belt, so, wash the material that makes its part peel off through the adhesion on the conveyer belt working face earlier through liquid spraying subassembly, later peel off remaining material and the washing liquid of adhesion on the conveyer belt working face through the scraper blade, later the rethread subassembly of blowing is dried to the conveyer belt working face to can effectively clear away the adhesion material on the conveyer belt, the washing quality is high.

Additional features and advantages of the present disclosure will be set forth in the detailed description which follows.

Drawings

The accompanying drawings are included to provide a further understanding of the disclosure, and are incorporated in and constitute a part of this specification, illustrate the disclosure and together with the description serve to explain, but do not limit the disclosure. In the drawings:

FIG. 1 is a schematic block diagram of a conveyor provided in an exemplary embodiment of the present disclosure;

FIG. 2 is a schematic block diagram of a spray assembly provided in an exemplary embodiment of the present disclosure;

FIG. 3 is a schematic block diagram of a squeegee assembly provided by exemplary embodiments of the present disclosure;

FIG. 4 is a schematic block diagram of a flushing mechanism provided by an exemplary embodiment of the present disclosure;

fig. 5 is a schematic diagram illustrating a top view structure of a drying oven of a blower assembly according to an exemplary embodiment of the present disclosure.

Description of the reference numerals

1-a conveyor belt; 2-a cleaning mechanism; 21-a spray assembly; 211-a liquid supply main pipe; 212-cleaning the branch pipes; 213-pump; 214-a first nozzle; 215-a first solenoid valve; 22-a squeegee assembly; 221-scraping plate; 222-connecting seats; 223-accommodating groove; 224-a shock-absorbing spring; 23-a blowing component; 231-a drying box; 232-an air heater; 233-air outlet; 3-carrier rollers; 4-a press roller; 5-collecting hoppers; 51-a feed inlet; 52-a discharge hole; 53-inner wall surface; 6-a flushing mechanism; 61-flushing the branch pipe; 62-a second nozzle; 63-a second solenoid valve.

Detailed Description

Specific embodiments of the present disclosure are described in detail below with reference to the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating and illustrating the disclosure, are not intended to limit the disclosure.

In the present disclosure, unless otherwise indicated, terms such as "upper and lower" may refer to upper and lower directions in a space of a conveyor belt during use, for example, upper and lower directions may be referred to in fig. 1, and "inner and outer" refer to the outline of the corresponding parts, and furthermore, the terms "first", "second", etc. are used in the present disclosure to distinguish one element from another element, without having order or importance. When the following description refers to the accompanying drawings, the same numbers in different drawings refer to the same or similar elements, unless otherwise indicated.

Conveyors typically include a conveyor belt and a drive mechanism for driving the conveyor belt in rotation to convey material carried on the conveyor belt through the conveyor belt. The material may be coal, for example. The driving mechanism can comprise a frame, a driving roller, a driven roller and a driving motor, wherein the driving roller and the driven roller can be rotatably arranged on the frame around the axis of the driving roller and the driven roller, the conveyer belt surrounds the driving roller and the driven roller and is driven along with the rotation of the driving roller and the driven roller, and the driving motor is in driving connection with the driving roller to drive the driving roller to rotate, so that the conveyer belt is driven. The operation principle and structure of the conveyor belt are well known to those skilled in the art, and the disclosure is not repeated here.

In the related art, materials are easy to adhere to a working surface of a conveyor belt in the operation of the conveyor belt of the conveyor, but in order to remove the materials on the working surface of the conveyor belt, a scraper is usually arranged on the conveyor belt, and the adhered materials on the working surface of the conveyor belt are removed through the scraper, and when the adhesion force of the materials on the working surface of the conveyor belt is large, for example, when the materials are coal-containing sludge, a single scraper removing mode cannot effectively remove the coal-containing sludge, so that the cleaning quality of the working surface of the conveyor belt is affected. In addition, excessive materials are adhered to cause equipment faults such as conveyor belt deviation, transmission roller damage and the like, and the working efficiency of the conveyor is affected.

Based on this, referring to fig. 1 to 5, the conveyor provided by the present disclosure further includes a cleaning mechanism 2 located below the conveyor belt 1, the cleaning mechanism 2 including a liquid spraying assembly 21, a scraper assembly 22, and a blowing assembly 23 sequentially arranged in a rotation direction of the conveyor belt 1, the liquid spraying assembly 21 being configured to spray cleaning liquid to a surface of the conveyor belt 1, the scraper assembly 22 including a scraper 221, the scraper 221 extending in a width direction of the conveyor belt 1 and being in contact with the surface of the conveyor belt 1, and the blowing assembly 23 being configured to spray hot air to the surface of the conveyor belt 1.

Through above-mentioned technical scheme, wash the material that makes its part peel off through spraying liquid subassembly 21 earlier to adhesion on the conveyer belt 1 working face, later peel off remaining adhesion on conveyer belt 1 working face material and washing liquid through scraper blade 221 in scraper blade subassembly 22, later rethread blast assembly 23 is to the stoving of conveyer belt 1 working face, so, can effectively clear away adhesion material on the conveyer belt 1 through washing and striking off, still further can avoid the washing liquid after wasing to cause secondary pollution to conveyer belt 1 through the stoving.

In order to enable the scraper 221 to further clean the adhesive material on the conveyor belt 1, in some specific embodiments, referring to fig. 1, the conveyor further includes at least one supporting roller 3 and at least one pressing roller 4 which are arranged at intervals, for example, the number of the supporting rollers 3 may be one, the number of the pressing rollers 4 may be two, the two pressing rollers 4 are respectively located upstream and downstream of the supporting rollers 3, the supporting rollers 3 and the pressing rollers 4 each extend along the width direction of the conveyor belt 1, the supporting rollers 3 are located below the conveyor belt 1, the pressing rollers 4 are located inside the conveyor belt 1, the supporting rollers 3 and the pressing rollers 4 respectively press against the conveyor belt 1, so that the extending direction of the conveyor belt 1 changes when passing through the supporting rollers 3 and the pressing rollers 4, and a scraper assembly 22 is respectively arranged between the adjacent supporting rollers 3 and the pressing rollers 4, so that the conveyor belt 1 of this section can be formed into a general S shape by the arrangement of the supporting rollers 3 and the pressing rollers 4, and the scraper assembly 22 between the adjacent supporting rollers 3 and the pressing rollers 4 is beneficial to clean the adhesive material on the working surface of the conveyor belt 1. Specifically, the conveyor belt can be appropriately tensioned by the idlers 3 and the press rollers 4 so that the conveyor belt is less likely to float when passing the scraper 221, whereby the scraper 221 can be made to scrape off the adhesive material more effectively. Further, the idlers 3 and the press rollers 4 may be provided on the frame of the conveyor.

In order to enable the scraper 221 to adapt to the working conditions that the working surface of the conveyor belt 1 adheres to materials with different thicknesses, in some specific embodiments, as shown in fig. 3, the scraper assembly 22 further includes a connecting seat 222, the connecting seat 222 may be fixed on a frame of the conveyor, a containing groove 223 is disposed on the connecting seat 222 towards the direction of the conveyor belt 1, the scraper 221 is movably connected to the containing groove 223, and a damping spring 224 is disposed between the scraper 221 and the containing groove 223. In this way, through the arrangement of the scraping plate 221 and the spring 224, when materials are adhered to the conveyor belt 1 in different thicknesses, the scraping plate 221 can be tightly adhered to the working surface of the conveyor belt 1 through the elasticity of the spring 224, so that the adhered materials are prevented from leaking.

In order to facilitate collection of the cleaned cleaning liquid and collection of the peeled adhesive material, in some embodiments, the conveyor further comprises a collecting hopper 5, the collecting hopper 5 having a feed inlet 51 located above and a discharge outlet 52 located below, the collecting hopper 5 being formed by welding four trapezoidal steel plates, the width of the feed inlet 51 being consistent with the width of the frame of the conveyor, where the width direction may refer to the width direction of the conveyor belt. Both spray assembly 21 and scraper assembly 22 are positioned above feed inlet 51. Thus, by the arrangement of the collecting hopper 5, the material on the conveyor belt 1 can be washed at the liquid spraying assembly 21, and the washed washing liquid and the peeled material fall into the collecting hopper 5 along with gravity. When the material on the conveyor belt 1 is peeled off and scraped off by the scraper 221 on the scraper assembly 22, the cleaning liquid and the peeled material here also fall into the collecting hopper 5 by gravity, and the collected cleaning liquid and the material are discharged together through the discharge port 52.

In order to improve the cleaning quality of the cleaning mechanism 2, in some embodiments, as shown in fig. 2, the spray assembly 21 includes a liquid supply manifold 211, a cleaning branch pipe 212, a pump 213 and a first nozzle 214, where the liquid supply manifold 211 may be a steel pipe horizontally arranged and fixed on a support of the cleaning machine, the cleaning branch pipe 212 extends along the width direction of the conveyor belt 1 and is connected to the liquid supply manifold 211, and the cleaning branch pipe 212 extends to the inside of the collection hopper 5 through the outer side wall of the collection hopper 5, or the cleaning branch pipe 212 extends from the upper side of the collection hopper 5 to the lower side of the conveyor belt 1. The pump 213 is provided in the liquid supply manifold 211, the pump 213 is used for pressurizing the cleaning liquid flowing into the liquid supply manifold 211, the first nozzles 214 are provided in a plurality of and spaced apart manner in the cleaning branch pipes 212, so that the cleaning liquid can be supplied to the cleaning branch pipes 212 through the liquid supply manifold 211, the corresponding increasing process is performed by the pump 213 according to the liquid supply pressure of the liquid supply manifold 211, and then the cleaning liquid is injected toward the working surface of the conveyor belt 1 through the first nozzles 214, so that the material adhered to the working surface of the conveyor belt 1 is cleaned. Of course, the cleaning liquid may be tap water, filtered industrial waste water, or the like, which is not limited in this disclosure.

To further increase cleaning efficiency, in some embodiments, the direction of the spray of first nozzle 214 extends obliquely toward conveyor belt 1 and toward a side away from flight assembly 22. In this way, the cleaning solution sprayed from the first nozzle 214 can be directed to the adhesive material rotating with the conveyor belt, so as to achieve a better cleaning effect. The spraying angle of the first nozzle 214 may be, for example, 45 °, the distance between the first nozzle 214 and the conveyor belt 1 is at least 300mm, the cleaning liquid may be tap water or filtered industrial wastewater, the water pressure is 0.2MPa or more, and the pressure may be increased by the pump 213 when the pressure is insufficient.

Of course, in order to further improve the cleaning efficiency, the number of the cleaning branches 212 is one or more, and the plurality of cleaning branches 212 are arranged side by side and at intervals. For example, there are two cleaning branches 212, and the two cleaning branches 212 are arranged in sequence in the rotation direction of the conveyor belt 1, so that the working surface of the conveyor belt 1 is cleaned by the two cleaning branches 212.

In order to facilitate cleaning of cleaning liquid and materials in the collecting hopper 5, in some specific embodiments, the collecting hopper 5 is provided with an inner wall surface 53 extending obliquely inwards from the feed inlet 51 towards the discharge outlet 52, and the collected materials and cleaning liquid can be gathered along the inner wall surface 53 towards the discharge outlet 52 through the inclined arrangement of the inner wall surface 53 of the collecting hopper 5, so that in order to improve the service life of the collecting hopper 5, an inner lining plate can be further arranged on the inner wall surface 53, the inner lining plate can be a nano polymerized carbide plate, the inner lining plate and the inner wall surface 53 can be fastened through bolts, and the nano polymerized carbide plate has the advantages of wear resistance, ash adhesion resistance, smoothness and the like, and can ensure smooth hopper discharging.

In addition, to facilitate cleaning of the material on the inner wall surface 53 of the collection hopper 5, in some embodiments, the conveyor further comprises a flushing mechanism 6, the flushing mechanism 6 comprising a flushing branch 61 and a plurality of second nozzles 62 arranged on the flushing branch 61, the flushing branch 61 being connected to the inner wall surface 53 of the collection hopper 5 and extending circumferentially around the collection hopper 5, the flushing branch 61 being in communication with the liquid supply manifold 211, the direction of injection of the second nozzles 62 being directed towards the discharge opening 52. In this way, the cleaning liquid can be delivered to the flushing branch pipe 61 through the liquid supply manifold 211 and discharged from the corresponding plurality of second nozzles 62 toward the material that has fallen on the inner wall surface 53 of the collection hopper 5, whereby the material on the inner wall surface 53 of the collection hopper 5 can be collected toward the discharge port 52 and discharged from the discharge port 52.

Further, in order to prevent excessive accumulation of material on the inner wall surface 53 of the collecting hopper 5, in some embodiments, the conveyor further comprises a controller and a level sensor, the controller may include a PLC controller or a single chip microcomputer, the level sensor may be a capacitive level sensor or an ultrasonic level sensor, and the level sensor may be disposed on the inner wall surface 53 of the collecting hopper 5 or the flushing branch 61, so that accumulation of material on the inner wall surface 53 is monitored by the level sensor, and when the accumulated height reaches a preset value, the second nozzle 62 on the flushing branch 61 is driven by the controller to clean the material.

Of course, to facilitate automated control, in some embodiments, the inlet of the purge leg 212 is provided with a first solenoid valve 215 and the inlet of the rinse leg 61 is provided with a second solenoid valve 63, the controller being in signal communication with the level sensor, the pump 213, the first solenoid valve 215, and the second solenoid valve 63, respectively. In this way, the level sensor, the pump 213, the first solenoid valve 215, and the second solenoid valve 63 can be controlled in linkage by the control of the controller. Of course, the controller may be in signal connection with the level sensor, the pump 213, the first solenoid valve 215 and the second solenoid valve 63 by wired or wireless means, wherein the wireless means may be WIFI, bluetooth or the like.

To facilitate drying of the work surface of conveyor 1 after passing through spray assembly 21, scraper assembly 22, in some embodiments, air blower assembly 23 includes a drying box 231 and an air heater 232, drying box 231 having an air inlet in communication with air heater 232 and a plurality of air outlets 233 toward conveyor 1. In this way, the hot air is supplied through the hot air blower 232, and is guided to the working surface of the conveyor belt 1 through the drying box 231 and the plurality of air outlets 233 toward the conveyor belt 1 to be dried, thereby preventing secondary pollution caused by the moisture carried by the conveyor belt 1. Wherein, the drying box 231 is arranged in the collecting hopper5, the temperature of the air outlet of the air heater 232 can be adjusted to 80-200 ℃ and the air quantity is 310-800 m ³ And/h, selecting the shape according to different belt sizes, and controlling the normal working temperature at 80 ℃.

The preferred embodiments of the present disclosure have been described in detail above with reference to the accompanying drawings, but the present disclosure is not limited to the specific details of the above embodiments, and various simple modifications may be made to the technical solutions of the present disclosure within the scope of the technical concept of the present disclosure, and all the simple modifications belong to the protection scope of the present disclosure.

In addition, the specific features described in the foregoing embodiments may be combined in any suitable manner, and in order to avoid unnecessary repetition, the present disclosure does not further describe various possible combinations.

Moreover, any combination between the various embodiments of the present disclosure is possible as long as it does not depart from the spirit of the present disclosure, which should also be construed as the disclosure of the present disclosure.

Claims (9)

1. A conveyor, comprising:

a conveyor belt; and

the cleaning mechanism is positioned below the conveying belt and comprises a liquid spraying component, a scraping plate component and a blowing component which are sequentially arranged along the rotation direction of the conveying belt, wherein the liquid spraying component is used for spraying cleaning liquid to the surface of the conveying belt, the scraping plate component comprises a scraping plate, the scraping plate extends along the width direction of the conveying belt and is in contact with the surface of the conveying belt, and the blowing component is used for spraying hot air to the surface of the conveying belt;

the conveyor further comprises at least one carrier roller and at least one compression roller which are arranged at intervals, wherein the carrier roller and the compression roller extend along the width direction of the conveyor belt, the carrier roller is located below the conveyor belt, the compression roller is located on the inner side of the conveyor belt, the carrier roller and the compression roller respectively press against the conveyor belt, so that the conveyor belt changes the extending direction when passing through the carrier roller and the compression roller, and at least one pair of adjacent carrier rollers and compression rollers are provided with the scraper assembly.

2. The conveyor of claim 1, wherein the scraper assembly further comprises a connecting seat, the connecting seat is provided with a containing groove, the scraper is movably connected to the containing groove, and a damping spring is arranged between the scraper and the containing groove.

3. The conveyor of claim 1, further comprising a collection hopper having an upper feed inlet and a lower discharge outlet, wherein the spray assembly and the scraper assembly are both positioned above the feed inlet.

4. A conveyor as in claim 3 wherein the spray assembly comprises a supply manifold, a wash manifold extending in the width direction of the conveyor belt and communicating with the supply manifold, a pump disposed on the supply manifold, and a plurality of first nozzles spaced apart from the wash manifold for spraying wash liquid onto the conveyor belt.

5. The conveyor of claim 4, wherein the direction of injection of the first nozzle extends obliquely toward the conveyor belt and toward a side remote from the flight assembly.

6. The conveyor of claim 4, wherein the number of cleaning branches is one or more, and a plurality of the cleaning branches are arranged side by side and at intervals.

7. The conveyor of claim 4, wherein the collection hopper has an inner wall surface extending obliquely inward from the feed inlet toward the discharge outlet, the conveyor further comprising a flushing mechanism including a flushing manifold connected to the inner wall surface of the collection hopper and extending circumferentially around the collection hopper, and a plurality of second nozzles disposed on the flushing manifold, the flushing manifold being in communication with the feed manifold, the second nozzles being in a direction of injection toward the discharge outlet.

8. The conveyor of claim 7, further comprising a controller and a level sensor, wherein the inlet of the purge leg is provided with a first solenoid valve, the inlet of the flush leg is provided with a second solenoid valve, and the controller is in signal connection with the level sensor, the pump, the first solenoid valve, and the second solenoid valve, respectively.

9. The conveyor of claim 1, wherein the air blowing assembly comprises a drying box and a hot air blower, the drying box having an air inlet in communication with the hot air blower and a plurality of air outlets toward the conveyor belt.