Conveyor belt cleaning device

Abstract

The utility model provides a conveyor belt cleaning device, which relates to the technical field of conveyor belt cleaning equipment, and comprises a main frame, a belt pressing assembly, a polyurethane scraper assembly, a plurality of stainless steel scraper assemblies and a plurality of rubber scraper assemblies, a plurality of scraper mounting frames are arranged in the main frame, the belt pressing assembly comprises two vertical rods and two compression rollers, the two vertical rods are fixedly connected with the main frame, the stainless steel scraper assembly comprises a stainless steel scraper installation plate and a stainless steel scraper supporting frame, the stainless steel scraper installation plate is installed at the top of the stainless steel scraper supporting frame through a torsional spring, and the rubber scraper assembly comprises a rubber scraper and a rubber scraper supporting frame. The rubber scraper is detachably installed on the top of the rubber scraper supporting frame. Compared with the prior art, various scrapers can be used for cleaning the belt, the attaching degree of the scrapers and the belt is good, residual materials on the surface of the belt can be effectively removed, and damage to the belt can be reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of conveyor belt cleaning equipment, in particular to a conveyor belt cleaning device. Background Art

[0002] Belt conveyor is a commonly used conveying equipment, which can transport many kinds of materials. When conveying powdery materials with high water content, such as coal slime, some materials will remain on the surface of the belt and follow the movement of the belt due to the certain viscosity of such materials. These residual materials may enter the rollers, idlers and belt deflection bracket slewing bearings during the movement of the belt, which will accelerate the damage of the equipment and significantly increase the material spilled on the ground, thereby increasing the workload of cleaning.

[0003] Existing belt cleaning devices mainly include scraper type, roller brush type and water cleaning type. The main component of the existing scraper type cleaning device is a scraper, which is made of polyurethane hard plastic or alloy steel. The hardness is much higher than that of the belt. The fit between the scraper and the belt is general, and the cleaning effect on the sticky material attached to the belt surface is not ideal. In addition, the surface of the belt is greatly damaged, which affects the service life of the belt. Utility Model Content

[0004] The utility model aims to provide a conveyor belt cleaning device, which can use a variety of scrapers to clean the belt. The scraper has a good fit with the belt, can effectively remove residual materials on the belt surface, and can reduce damage to the belt.

[0005] In order to achieve the above-mentioned purpose and other related purposes, the utility model provides a conveyor belt cleaning device, which includes: a main frame, a belt pressing assembly, a polyurethane scraper assembly, a plurality of stainless steel scraper assemblies and a plurality of rubber scraper assemblies, the main frame is located below the belt, a plurality of scraper mounting frames are arranged in the main frame, and a collecting trough is slidably installed on the main frame below the plurality of scraper mounting frames; the belt pressing assembly includes two vertical poles and two pressure rollers, the bottoms of the two vertical poles are fixedly connected to the top of the main frame, the tops of the two vertical poles are located above the lower belt, the two pressure rollers are respectively located on both sides of the vertical poles, each of the pressure rollers is rotatably connected to the tops of the two vertical poles through two connecting arms, and the two pressure rollers are respectively The polyurethane scraper assembly is detachably connected to a scraper mounting frame located at the upstream end of the belt running direction; the stainless steel scraper assembly includes a stainless steel scraper mounting plate and a stainless steel scraper support frame, the stainless steel scraper support frame is detachably connected to the scraper mounting frame, the stainless steel scraper mounting plate is mounted on the top of the stainless steel scraper support frame through a torsion spring, the stainless steel scraper is detachably mounted on the stainless steel scraper mounting plate, and the torsion direction of the torsion spring is the same as the running direction of the belt; the rubber scraper assembly includes a rubber scraper and a rubber scraper support frame, the rubber scraper support frame is detachably connected to the scraper mounting frame, and the rubber scraper is detachably mounted on the top of the rubber scraper support frame.

[0006] In an example of a conveyor belt cleaning device of the utility model, a plurality of the stainless steel scraper assemblies and a plurality of the rubber scraper assemblies are arranged crosswise.

[0007] In an example of a conveyor belt cleaning device of the utility model, the main frame includes two first side panels and two second side panels, the two ends of the two second side panels are respectively fixedly connected to one end of the two first side panels, the two ends of the scraper mounting frame are respectively fixedly connected to the inner walls of the two second side panels, a fixed bracket is provided on the lower side of the collecting trough, the two ends of the fixed bracket are respectively fixedly connected to the two first side panels, a plurality of slide rails are provided on the fixed bracket, and the collecting trough is slidably mounted on the plurality of the slide rails.

[0008] In an example of a conveyor belt cleaning device of the utility model, two handles are provided on the outer wall of the collecting trough.

[0009] In an example of a conveyor belt cleaning device of the utility model, the scraper mounting frame includes a first mounting plate and a second mounting plate, the two ends of the first mounting plate are respectively fixedly connected to the inner walls of the two second side plates, the second mounting plate is arranged along the length direction of the first mounting plate, the second mounting plate is installed on the top of the first mounting plate through a number of lifting components, and the second mounting plate is detachably connected to the polyurethane scraper assembly, the stainless steel scraper support frame or the rubber scraper support frame.

[0010] In an example of a conveyor belt cleaning device of the utility model, the lifting assembly includes a lifting bolt and a lifting spring, the lifting bolt passes through the bottom plates of the first mounting plate and the second mounting plate respectively, the top end of the lifting bolt is threadedly connected to the adjusting nut, the adjusting nut is abutted against the upper surface of the bottom plate of the second mounting plate, and the lifting spring is sleeved on the lifting bolt between the bottom plates of the first mounting plate and the second mounting plate.

[0011] In an example of a conveyor belt cleaning device of the utility model, the polyurethane scraper assembly includes a polyurethane scraper and a polyurethane scraper support frame, the polyurethane scraper support frame is detachably connected to the side plate of the second mounting plate by a first fixing bolt, and the polyurethane scraper is detachably mounted on the top of the polyurethane scraper support frame by a second fixing bolt.

[0012] In an example of a conveyor belt cleaning device of the utility model, the stainless steel scraper support frame is detachably connected to the side plate of the second mounting plate by a third fixing bolt, and the stainless steel scraper is detachably connected to the stainless steel scraper mounting plate by a fourth fixing bolt.

[0013] In an example of a conveyor belt cleaning device of the utility model, the rubber scraper support frame is detachably connected to the side plate of the second mounting plate by a fifth fixing bolt, a first clamping plate is provided on the top of the rubber scraper support frame, a second clamping plate is mounted on the first clamping plate, one end of the second clamping plate is rotatably connected to one end of the first clamping plate, the other end of the second clamping plate is detachably connected to the other end of the first clamping plate by a sixth fixing bolt, and the rubber scraper is clamped and fixed between the first clamping plate and the second clamping plate.

[0014] In an example of a conveyor belt cleaning device of the utility model, a plurality of clamping blocks are provided on the surface of the second clamping plate facing the first clamping plate, and a plurality of spikes are provided on the surfaces of the clamping blocks facing the first clamping plate.

[0015] In an example of a conveyor belt cleaning device of the utility model, one end of the connecting arm is rotatably connected to a first rotating shaft at the top of the vertical pole, and the other end of the connecting arm is rotatably connected to a second rotating shaft at one end of the pressure roller.

[0016] The utility model discloses a conveyor belt cleaning device, which utilizes the main frame to install the belt clamping assembly and several different types of scrapers, the belt clamping assembly utilizes the gravity of the two pressure rollers to press the belt downward, so that the belt and the scraper fit well, thereby improving the cleaning efficiency of the scraper and ensuring a good cleaning effect of the scraper; several scraper mounting frames are used to install a variety of scrapers, and the height of the scrapers can be adjusted to further ensure that the scrapers and the belts fit well, the scrapers include polyurethane scrapers, stainless steel scrapers and rubber scrapers, and the various scrapers can cope with different working conditions of the belts and materials of different viscosities, can effectively remove residual materials on the belt surface, and can reduce damage to the belt; the collection trough can collect materials scraped off by the scraper, thereby reducing the workload of cleaning. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a structural schematic diagram of an embodiment of a conveyor belt cleaning device of the utility model;

[0018] Figure 2 This is a schematic diagram of the internal structure of a main frame in an embodiment of a conveyor belt cleaning device of the utility model;

[0019] Figure 3 This is a structural schematic diagram of a scraper mounting frame in an embodiment of a conveyor belt cleaning device of the utility model;

[0020] Figure 4 This is a structural schematic diagram of a polyurethane scraper assembly in an embodiment of a conveyor belt cleaning device of the utility model;

[0021] Figure 5 This is a structural schematic diagram of a stainless steel scraper assembly in an embodiment of a conveyor belt cleaning device of the utility model;

[0022] Figure 6 It is a side view of a rubber scraper assembly in one embodiment of a conveyor belt cleaning device of the utility model;

[0023] Figure 7 It is a front view of a rubber scraper assembly in one embodiment of a conveyor belt cleaning device of the utility model;

[0024] Figure 8 The utility model is a top view of a rubber scraper assembly in an embodiment of a conveyor belt cleaning device.

[0025] Component number:

[0026] 100, main frame; 110, first side plate; 120, second side plate; 130, fixed bracket; 140, slide rail; 150, collecting trough; 151, handle; 200, scraper mounting frame; 210, first mounting plate; 220, second mounting plate; 230, lifting assembly; 231, lifting bolt; 232, lifting spring; 233, adjusting nut; 300, belt pressing assembly; 310, vertical pole; 320, pressure roller; 330, connecting arm; 400, polyurethane scraper assembly; 410, polyurethane scraper; 420, polyurethane scraper support frame; 500, stainless steel scraper assembly; 510, stainless steel scraper mounting plate; 520, stainless steel scraper support frame; 530, stainless steel scraper; 540, torsion spring; 600, rubber scraper assembly; 610, rubber scraper; 620, rubber scraper support frame; 630, first clamping plate; 640, second clamping plate; 650, clamping block; 700, belt. DETAILED DESCRIPTION

[0027] The following describes the implementation of the present invention through specific examples, and those skilled in the art can easily understand other advantages and effects of the present invention from the contents disclosed in this specification. The present invention can also be implemented or applied through other different specific implementations, and the details in this specification can also be modified or changed in various ways based on different viewpoints and applications without departing from the spirit of the present invention. It should be noted that the following embodiments and features in the embodiments can be combined with each other without conflict. It should also be understood that the terms used in the embodiments of the present invention are intended to describe specific implementation schemes, rather than to limit the scope of protection of the present invention. The test methods for which specific conditions are not specified in the following examples are usually carried out under conventional conditions or under the conditions recommended by the manufacturers.

[0028] When numerical ranges are given in the embodiments, it should be understood that unless otherwise specified in the present invention, both endpoints of each numerical range and any value between the two endpoints can be selected. Unless otherwise defined, all technical and scientific terms used in the present invention are in accordance with the prior art mastery of those skilled in the art and the description of the present invention, and any method, device and material of the prior art similar or equivalent to the method, device and material in the embodiments of the present invention can also be used to implement the present invention.

[0029] The utility model provides a conveyor belt cleaning device, which includes: a main frame 100, a belt pressing assembly 300, a polyurethane scraper assembly 400, a plurality of stainless steel scraper assemblies 500 and a plurality of rubber scraper assemblies 600, wherein the main frame 100 is located below the belt 700, and a plurality of scraper mounting frames 200 are arranged in the main frame 100, and a collecting trough 150 is slidably mounted on the main frame 100 below the plurality of scraper mounting frames 200. The belt pressing assembly 300 includes two vertical poles 310 and two pressure rollers 320, the bottoms of the two vertical poles 310 are fixedly connected to the top of the main frame 100, the tops of the two vertical poles 310 are located above the lower belt 700, the two pressure rollers 320 are respectively located on both sides of the vertical poles 310, each of the pressure rollers 320 is rotatably connected to the tops of the two vertical poles 310 through two connecting arms 330, and the two pressure rollers 320 are respectively against the upper surface of the lower belt 700. The polyurethane scraper assembly 400 is detachably connected to a scraper mounting frame 200 located at one end upstream of the running direction of the belt 700. The stainless steel scraper assembly 500 includes a stainless steel scraper mounting plate 510 and a stainless steel scraper support frame 520. The stainless steel scraper support frame 520 is detachably connected to the scraper mounting frame 200. The stainless steel scraper mounting plate 510 is mounted on the top of the stainless steel scraper support frame 520 through a torsion spring 540. The stainless steel scraper 530 is detachably mounted on the stainless steel scraper mounting plate 510. The torsion direction of the torsion spring 540 is the same as the running direction of the belt 700. The rubber scraper assembly 600 includes a rubber scraper 610 and a rubber scraper support frame 620. The rubber scraper support frame 620 is detachably connected to the scraper mounting frame 200. The rubber scraper 610 is detachably mounted on the top of the rubber scraper support frame 620.

[0030] The main frame 100 is placed below the conveyor belt 700, and the belt clamping assembly 300 is installed on the top of the main frame 100 through the two vertical poles 310. The two pressure rollers 320 are rotatably connected to the two vertical poles 310 through the two connecting arms 330, that is, one end of the connecting arm 330 is rotatably connected to the vertical pole 310, and the other end of the connecting arm 330 is rotatably connected to the pressure roller 320. Under the action of the gravity of the pressure roller 320 itself, the pressure roller 320 will drive the connecting arm 330 to move downward until the pressure roller 320 is against the upper surface of the belt 700 located on the lower side, thereby using the gravity of the two pressure rollers 320 to press the belt 700 downward, so that the belt 700 is fully in contact with the scraper on the lower side. The polyurethane scraper assembly 400, the stainless steel scraper assembly 500 and the rubber scraper assembly 600 are respectively installed on the scraper mounting frames 200. The three scraper assemblies are convenient to disassemble and install. The three different scrapers can be used to clean materials with different viscosities, which expands the application range of the cleaning device. The cleaning speed and cleaning effect are very good. The stainless steel scraper assembly 500 with the torsion spring 540 can reduce the loss of the stainless steel scraper 530 to the belt 700. The rubber scraper 610 has a good fit with the belt 700 and can clean the surface residue of the belt 700. The collection tank 150 can collect the materials scraped off by the scraper, which is convenient for the staff to clean and reduces the labor intensity of the staff.

[0031] In an example of a conveyor belt cleaning device of the utility model, a plurality of the stainless steel scraper assemblies 500 and a plurality of the rubber scraper assemblies 600 are arranged crosswise, which can effectively improve the cleaning efficiency and cleaning effect.

[0032] In an example of a conveyor belt cleaning device of the utility model, the main frame 100 includes two first side panels 110 and two second side panels 120, and the two ends of the two second side panels 120 are respectively fixedly connected to one end of the two first side panels 110; the two ends of the scraper mounting frame 200 are respectively fixedly connected to the inner walls of the two second side panels 120, and a fixed bracket 130 is provided at the lower side of the collection tank 150, and the two ends of the fixed bracket 130 are respectively fixedly connected to the two first side panels 110, and a plurality of slide rails 140 are provided on the fixed bracket 130, and the collection tank 150 is slidably mounted on the plurality of slide rails 140. Two handles 151 are provided on the outer wall of the collection tank 150.

[0033] In an example of a conveyor belt cleaning device of the utility model, the scraper mounting frame 200 includes a first mounting plate 210 and a second mounting plate 220, the two ends of the first mounting plate 210 are respectively fixedly connected to the inner walls of the two second side plates 120, the second mounting plate 220 is arranged along the length direction of the first mounting plate 210, the second mounting plate 220 is installed on the top of the first mounting plate 210 through a plurality of lifting assemblies 230, and the second mounting plate 220 is detachably connected to the polyurethane scraper assembly 400, the stainless steel scraper assembly 500 or the rubber scraper assembly 600. The heights of the three scrapers can be adjusted by the plurality of lifting assemblies 230, so that the three scrapers fit well with the belt 700.

[0034] In an example of a conveyor belt cleaning device of the utility model, the lifting assembly 230 includes a lifting bolt 231 and a lifting spring 232. The lifting bolt 231 passes through the bottom plates of the first mounting plate 210 and the second mounting plate 220 respectively. The top of the lifting bolt 231 is threadedly connected with an adjusting nut 233. The adjusting nut 233 abuts against the upper surface of the bottom plate of the second mounting plate 220. The lifting spring 232 is sleeved on the lifting bolt 231 between the bottom plates of the first mounting plate 210 and the second mounting plate 220. The adjusting nut 233 is rotated to move the adjusting nut 233 up and down along the lifting bolt 231, thereby adjusting the distance between the first mounting plate 210 and the second mounting plate 220, and then adjusting the height of the scraper assembly installed on the second mounting plate 220. The lifting spring 232 can ensure the stability of the entire lifting structure.

[0035] In an example of a conveyor belt cleaning device of the utility model, the polyurethane scraper assembly 400 includes a polyurethane scraper 410 and a polyurethane scraper support frame 420, the polyurethane scraper support frame 420 is detachably connected to the side plate of the second mounting plate 220 by a first fixing bolt, and the polyurethane scraper 410 is detachably mounted on the top of the polyurethane scraper support frame 420 by a second fixing bolt.

[0036] In an example of a conveyor belt cleaning device of the utility model, the stainless steel scraper support frame 520 is detachably connected to the side plate of the second mounting plate 220 by a third fixing bolt, and the stainless steel scraper 530 is detachably connected to the stainless steel scraper mounting plate 510 by a fourth fixing bolt.

[0037] In an example of a conveyor belt cleaning device of the utility model, the rubber scraper support frame 620 is detachably connected to the side plate of the second mounting plate 220 through a fifth fixing bolt, a first clamping plate 630 is provided on the top of the rubber scraper support frame 620, a second clamping plate 640 is installed on the first clamping plate 630, one end of the second clamping plate 640 is rotatably connected to one end of the first clamping plate 630, and the other end of the second clamping plate 640 is detachably connected to the other end of the first clamping plate 630 through a sixth fixing bolt, and the rubber scraper 610 is clamped and fixed between the first clamping plate 630 and the second clamping plate 640. A plurality of clamping blocks 650 are provided on the surface of the second clamping plate 640 facing the first clamping plate 630, and a plurality of spikes are provided on the surface of the clamping blocks 650 facing the first clamping plate 630. The rubber scraper 610 is clamped and fixed on the top of the rubber scraper support frame 620 by using the first clamping plate 630 and the second clamping plate 640 . The plurality of clamping blocks 650 can help to clamp and fix the rubber scraper 610 .

[0038] In an example of a conveyor belt cleaning device of the utility model, one end of the connecting arm 330 is rotatably connected to a first rotating shaft at the top of the vertical pole 310, and the other end of the connecting arm 330 is rotatably connected to a second rotating shaft at one end of the pressure roller 320.

[0039] The above embodiments are merely illustrative of the principles and effects of the present invention, and are not intended to limit the present invention. Anyone familiar with the technology may modify or alter the above embodiments without departing from the spirit and scope of the present invention. Therefore, all equivalent modifications or alterations made by a person of ordinary skill in the art without departing from the spirit and technical concept disclosed in the present invention shall still be covered by the claims of the present invention.

Claims

1. A conveyor belt cleaning device, characterized in that: include: A main frame, the main frame is located below the belt, a plurality of scraper mounting frames are arranged inside the main frame, and a collecting trough is slidably mounted on the main frame below the plurality of scraper mounting frames; A belt pressing assembly, the belt pressing assembly comprises two vertical poles and two pressure rollers, the bottoms of the two vertical poles are fixedly connected to the top of the main frame, the tops of the two vertical poles are located above the lower belt, the two pressure rollers are respectively located on both sides of the vertical poles, each of the pressure rollers is rotatably connected to the tops of the two vertical poles through two connecting arms, and the two pressure rollers are respectively against the upper surface of the lower belt; A polyurethane scraper assembly, wherein the polyurethane scraper assembly is detachably connected to a scraper mounting frame located at an upstream end of the belt in the running direction; A plurality of stainless steel scraper assemblies, wherein the stainless steel scraper assemblies include a stainless steel scraper mounting plate and a stainless steel scraper support frame, wherein the stainless steel scraper support frame is detachably connected to the scraper mounting frame, wherein the stainless steel scraper mounting plate is mounted on the top of the stainless steel scraper support frame via a torsion spring, wherein the stainless steel scraper is detachably mounted on the stainless steel scraper mounting plate, and wherein the torsion direction of the torsion spring is the same as the running direction of the belt; A plurality of rubber scraper assemblies, wherein the rubber scraper assemblies include a rubber scraper and a rubber scraper support frame, the rubber scraper support frame is detachably connected to the scraper mounting frame, and the rubber scraper is detachably mounted on the top of the rubber scraper support frame.

2. A conveyor belt cleaning device as claimed in claim 1, characterized in that: The plurality of stainless steel scraper assemblies and the plurality of rubber scraper assemblies are arranged crosswise.

3. A conveyor belt cleaning device as claimed in claim 1, characterized in that: The main frame includes two first side plates and two second side plates, the two ends of the two second side plates are respectively fixedly connected to one end of the two first side plates, the two ends of the scraper mounting frame are respectively fixedly connected to the inner walls of the two second side plates, a fixed bracket is provided on the lower side of the collecting trough, the two ends of the fixed bracket are respectively fixedly connected to the two first side plates, a plurality of slide rails are provided on the fixed bracket, and the collecting trough is slidably installed on the plurality of said slide rails.

4. A conveyor belt cleaning device as claimed in claim 3, characterized in that: Two handles are arranged on the outer wall of the collecting tank.

5. A conveyor belt cleaning device as claimed in claim 3, characterized in that: The scraper mounting frame includes a first mounting plate and a second mounting plate, the two ends of the first mounting plate are respectively fixedly connected to the inner walls of the two second side plates, the second mounting plate is arranged along the length direction of the first mounting plate, and the second mounting plate is installed on the top of the first mounting plate through a plurality of lifting components, and the second mounting plate is detachably connected to the polyurethane scraper assembly, the stainless steel scraper support frame or the rubber scraper support frame.

6. A conveyor belt cleaning device as claimed in claim 5, characterized in that: The lifting assembly includes a lifting bolt and a lifting spring. The lifting bolt passes through the bottom plates of the first mounting plate and the second mounting plate respectively. The top end of the lifting bolt is threadedly connected to the adjusting nut. The adjusting nut is abutted against the upper surface of the bottom plate of the second mounting plate. The lifting spring is sleeved on the lifting bolt between the bottom plates of the first mounting plate and the second mounting plate.

7. A conveyor belt cleaning device as claimed in claim 6, characterized in that: The polyurethane scraper assembly includes a polyurethane scraper and a polyurethane scraper support frame. The polyurethane scraper support frame is detachably connected to the side plate of the second mounting plate via a first fixing bolt, and the polyurethane scraper is detachably mounted on the top of the polyurethane scraper support frame via a second fixing bolt.

8. A conveyor belt cleaning device as claimed in claim 6, characterized in that: The stainless steel scraper support frame is detachably connected to the side plate of the second mounting plate via a third fixing bolt, and the stainless steel scraper is detachably connected to the stainless steel scraper mounting plate via a fourth fixing bolt.

9. A conveyor belt cleaning device as claimed in claim 6, characterized in that: The rubber scraper support frame is detachably connected to the side plate of the second mounting plate by a fifth fixing bolt, a first clamping plate is provided on the top of the rubber scraper support frame, a second clamping plate is mounted on the first clamping plate, one end of the second clamping plate is rotatably connected to one end of the first clamping plate, the other end of the second clamping plate is detachably connected to the other end of the first clamping plate by a sixth fixing bolt, and the rubber scraper is clamped and fixed between the first clamping plate and the second clamping plate.

10. A conveyor belt cleaning device as claimed in claim 9, characterized in that: A plurality of clamping blocks are arranged on the surface of the second clamping plate facing the first clamping plate, and a plurality of spikes are arranged on the surfaces of the clamping blocks facing the first clamping plate.

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