Cleaning device and conveying system

Abstract

The utility model provides a cleaning device and a conveying system and relates to the technical field of cleaning equipment, the cleaning device at least comprises a first cleaning assembly and a second cleaning assembly, the first cleaning assembly comprises a first scraper and a water spraying structure, the first scraper is arranged on a conveying belt in an abutting mode, and the second scraper is arranged on the conveying belt. The water spraying structure is arranged on the downstream of the first scraper and connected with the first scraper; the second cleaning assembly is arranged on the downstream portion of the first cleaning assembly and comprises a second scraper, and the second scraper abuts against the conveying belt. According to the cleaning device, the first scraper, the water spraying structure and the second scraper can be used for cleaning the conveying belt for multiple times, the cleanliness of the conveying belt is remarkably improved, the first scraper is connected with the water spraying structure, the installation size of the first cleaning assembly is reduced, the structure of the cleaning device is more compact, and the cleaning efficiency is improved. Therefore, the device can be better applied to different fields.

Description

Technical Field

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

[0002] Materials can be efficiently transported through conveying equipment, which saves manpower and reduces transportation costs. Common conveying systems include belt conveyors, which are widely used to transport bulk materials or piece items. Of course, belt conveyors can also be used to transport other types of materials, such as sticky materials with a high water content. When a belt conveyor is used to transport sticky materials with a high water content, the sticky materials tend to adhere to the belt surface of the conveyor belt. As the amount of sticky materials attached increases, the sticky materials here will greatly affect the normal use of the belt conveyor. Therefore, how to efficiently remove impurities attached to the conveyor belt has become a technical problem that needs to be solved urgently. Utility Model Content

[0003] In order to overcome the above-mentioned defects of the prior art, the technical problem to be solved by the embodiments of the utility model is to provide a cleaning device and a conveying system for efficiently removing impurities attached to the conveyor belt.

[0004] The above-mentioned purpose of the utility model can be achieved by adopting the following technical solutions. The utility model provides a cleaning device for being arranged on the conveying path of the conveyor belt, comprising:

[0005] A first cleaning assembly, the first cleaning assembly comprising a first scraper and a water spraying structure, the first scraper being disposed in contact with the conveyor belt, the water spraying structure being disposed downstream of the first scraper and connected to the first scraper;

[0006] A second cleaning assembly is disposed downstream of the first cleaning assembly, and the second cleaning assembly comprises a second scraper, and the second scraper is disposed in contact with the conveyor belt.

[0007] In a preferred embodiment of the present invention, the first scraper and the water spraying structure are integrally arranged.

[0008] In a preferred embodiment of the present invention, a protective cover is further included, wherein the first cleaning component and the second cleaning component are arranged at intervals in the protective cover, and the protective cover includes a belt passage for the conveyor belt to pass through, and a discharge port is arranged below the first cleaning component and the second cleaning component.

[0009] In a preferred embodiment of the present invention, the first scraper includes a first blade holder and a first blade body disposed on the first blade holder, the water spray structure includes a plurality of nozzles disposed on the first scraper, and a water supply channel disposed in the first scraper, and the water supply channel connects the nozzles.

[0010] In a preferred embodiment of the present invention, it also includes a first adjusting mechanism, which includes two first adjusting members respectively arranged at the two ends of the first scraper, and two second adjusting members, the first adjusting members are floatingly connected with the corresponding second adjusting members, and the second adjusting members are fixedly arranged, and the first adjusting mechanism can make the first scraper be adjustably abutted against the conveyor belt.

[0011] In a preferred embodiment of the present invention, the first adjusting member includes a first adjusting screw arranged on the first knife seat, and the second adjusting member includes a first adjusting frame, the first adjusting frame is fixedly arranged, the first adjusting frame has a first adjusting slot, the two ends of the first knife seat are respectively inserted into the first adjusting slots on both sides, one end of the first adjusting screw extends to the outside of the first adjusting frame and is provided with a first adjusting nut, the first adjusting member also includes a first spring arranged between the first adjusting nut and the first adjusting frame, and the first spring can push the first scraper to be adjustably abutted against the conveyor belt.

[0012] In a preferred embodiment of the present invention, the second scraper includes a second blade holder and at least one second blade body disposed on the second blade holder.

[0013] In a preferred embodiment of the present invention, a plurality of the second blade bodies are provided, and the plurality of the second blade bodies are arranged in an interval manner along the conveying direction of the conveyor belt.

[0014] In a preferred embodiment of the present invention, it also includes a second adjustment mechanism, which includes two third adjustment members respectively arranged at both ends of the second scraper, and two fourth adjustment members, the third adjustment members are floatingly connected to the corresponding fourth adjustment members, and the fourth adjustment members are fixedly arranged, and the second scraper can be adjusted to abut against the conveyor belt through the third adjustment members.

[0015] In a preferred embodiment of the present invention, the third adjusting member includes a second adjusting screw arranged on the second knife seat, the fourth adjusting member includes a second adjusting frame, the second adjusting frame is fixedly arranged, the second adjusting frame has a second adjusting groove, the two ends of the second knife seat are respectively inserted into the second adjusting grooves on both sides, one end of the second adjusting screw extends to the outside of the second adjusting frame and is provided with a second adjusting nut, the third adjusting member also includes a second spring arranged between the second adjusting nut and the second adjusting frame, the second spring can push the second scraper to be adjustably abutted against the conveyor belt.

[0016] The utility model also provides a conveying system, comprising a frame, a conveying belt arranged on the frame, and the aforementioned cleaning device, wherein the cleaning device is connected to the frame.

[0017] In a preferred embodiment of the present utility model, the conveyor belt includes an upper belt surface and a lower belt surface that are arranged opposite to each other, and the cleaning device is arranged in contact with the lower belt surface.

[0018] In a preferred embodiment of the present invention, a pressure roller assembly is further included, wherein the pressure roller assembly abuts against the lower belt surface and is arranged on both sides of the lower belt surface opposite to the cleaning device.

[0019] In a preferred embodiment of the present invention, the pressure roller assembly includes a first pressure roller and a second pressure roller that are arranged opposite to each other, the first pressure roller is arranged upstream of the cleaning device, and the second pressure roller is arranged downstream of the cleaning device.

[0020] The technical solution of the utility model has the following significant beneficial effects:

[0021] When the cleaning device of the utility model is used, the cleaning device is arranged on the conveying path of the conveyor belt, and the cleaning device can be used to clean the conveyor belt, thereby reducing the debris adhering to the conveyor belt, and ensuring the conveying effect of the conveyor belt. Specifically, the cleaning device includes a first cleaning component and a second cleaning component. The first scraper in the first cleaning component can scrape off the debris attached to the conveyor belt, and then the conveyor belt can be rinsed by the water spray structure of the first cleaning component, thereby further reducing the amount of debris attached to the conveyor belt. In addition, the second scraper in the second cleaning component can clean the conveyor belt again, thereby removing impurities and sewage on the conveyor belt.

[0022] The utility model can perform multiple cleaning operations on the conveyor belt by using the first scraper, the water spray structure and the second scraper, which significantly improves the cleanliness of the conveyor belt, thereby ensuring the conveying effect of the conveyor belt. In addition, by connecting the first scraper with the water spray structure, it is also beneficial to reduce the installation volume of the first cleaning component, making the structure of the cleaning device more compact, so that it can be better applied to different venues. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required for use in the description of the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0024] The drawings described herein are only for explanation purposes and are not intended to limit the scope of the present invention in any way. In addition, the shapes and proportional dimensions of the components in the drawings are only for illustration purposes to help understand the present invention, and are not intended to specifically limit the shapes and proportional dimensions of the components of the present invention. Under the guidance of the present invention, those skilled in the art can select various possible shapes and proportional dimensions to implement the present invention according to specific circumstances.

[0025] Figure 1 It is a side structural schematic diagram of an embodiment of the cleaning device of the utility model;

[0026] Figure 2 It is a three-dimensional structural schematic diagram of an embodiment of the cleaning device of the utility model;

[0027] Figure 3 A side structural schematic diagram of an embodiment of the first scraper of the utility model;

[0028] Figure 4 A schematic diagram of the three-dimensional structure of an embodiment of the first scraper of the utility model;

[0029] Figure 5 It is a three-dimensional structural schematic diagram of an embodiment of the second scraper of the utility model;

[0030] Figure 6 It is a three-dimensional structural schematic diagram of an embodiment of the protective cover of the utility model;

[0031] Figure 7 It is a side structural schematic diagram of an embodiment of the first adjustment mechanism of the utility model;

[0032] Figure 8It is a side structural schematic diagram of an embodiment of the second adjustment mechanism of the utility model.

[0033] Reference numerals of the above drawings:

[0034] 10. Conveyor belt; 11. Upper belt surface; 12. Lower belt surface; 13. Frame;

[0035] 20. Cleaning device;

[0036] 100, first cleaning assembly; 110, first scraper; 111, first blade holder; 112, first blade body; 120, water spray structure; 121, spray head; 122, water delivery channel;

[0037] 200, second cleaning assembly; 210, second scraper; 211, second blade holder; 212, second blade body;

[0038] 300, protective cover; 310, belt threading channel; 320, discharge port;

[0039] 400, first adjustment mechanism; 410, first adjustment screw; 420, first adjustment frame; 430, first adjustment nut; 440, first spring;

[0040] 500, second adjustment mechanism; 510, second adjustment screw; 520, second adjustment frame; 530, second adjustment nut; 540, second spring;

[0041] 600, pressure roller assembly; 610, first pressure roller; 620, second pressure roller. DETAILED DESCRIPTION

[0042] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0043] Implementation Method 1

[0044] Please refer to Figure 1 and Figure 2In an embodiment of the utility model, a cleaning device 20 is provided, which is used to be arranged on the conveying path of the conveyor belt 10. The cleaning device 20 at least includes a first cleaning component 100 and a second cleaning component 200. The first cleaning component 100 includes a first scraper 110 and a water spraying structure 120. The first scraper 110 is abutted against the conveyor belt 10, and the water spraying structure 120 is arranged downstream of the first scraper 110 and connected to the first scraper 110; the second cleaning component 200 is arranged downstream of the first cleaning component 100, and the second cleaning component 200 includes a second scraper 210, and the second scraper 210 is abutted against the conveyor belt 10.

[0045] On the whole, when the cleaning device 20 is used, the cleaning device 20 is set on the conveying path of the conveyor belt 10. The cleaning device 20 can clean the conveyor belt 10, thereby reducing debris adhering to the conveyor belt 10, and ensuring the conveying effect of the conveyor belt 10.

[0046] The first scraper 110 in the first cleaning assembly 100 can scrape off the debris attached to the conveyor belt 10, and then the water spraying structure 120 of the first cleaning assembly 100 can rinse the conveyor belt 10, thereby further reducing the amount of debris attached to the conveyor belt 10. In addition, the second scraper 210 in the second cleaning assembly 200 can clean the conveyor belt 10 again, thereby removing the impurities and sewage on the conveyor belt 10.

[0047] The utility model can perform multiple cleaning operations on the conveyor belt 10 by using the first scraper 110, the water spray structure 120 and the second scraper 210, which significantly improves the cleanliness of the conveyor belt 10, thereby ensuring the conveying effect of the conveyor belt 10. In addition, by connecting the first scraper 110 with the water spray structure 120, it is also beneficial to reduce the installation volume of the first cleaning assembly 100, making the structure of the cleaning device 20 more compact, so that it can be better applied to different venues.

[0048] In the implementation mode of the present utility model, Figure 3 and Figure 4 In the illustrated embodiment, the first scraper 110 and the water spray structure 120 are integrally arranged.

[0049] By integrating the first scraper 110 and the water spray structure 120 , an operator can simultaneously install the first scraper 110 and the water spray structure 120 in one installation step, thereby improving installation efficiency.

[0050] Furthermore, by integrating the first scraper 110 and the water spray structure 120, a relatively stable position is provided between the first scraper 110 and the water spray structure 120, thereby improving integration and enabling the first scraper 110 and the water spray structure 120 to be better installed in different spaces, especially narrow spaces.

[0051] In the implementation mode of the present utility model, Figure 6 The illustrated embodiment further includes a protective cover 300 , in which the first cleaning assembly 100 and the second cleaning assembly 200 are spaced apart. The protective cover 300 includes a belt passage 310 for the conveyor belt 10 to pass through, and a discharge port 320 disposed below the first cleaning assembly 100 and the second cleaning assembly 200 .

[0052] By arranging the protective cover 300 on the periphery of the first cleaning component 100 and the second cleaning component 200, the protective cover 300 can play a certain protective role, and the protective cover 300 can also collect the cleaned impurities and sewage to avoid polluting the working environment.

[0053] The designer can adjust the specific structure of the protective cover 300 according to the use requirements, and no specific limitation is made here. Preferably, the protective cover 300 is arranged in a cylindrical shape, and the bottom of the protective cover 300 can be gradually reduced, so as to facilitate the collection of impurities and sewage.

[0054] In the implementation mode of the present utility model, Figure 3 and Figure 4 In the illustrated embodiment, the first scraper 110 includes a first blade holder 111 and a first blade body 112 disposed on the first blade holder 111 , and the water spraying structure 120 includes a plurality of nozzles 121 disposed on the first scraper 110 , and a water supply channel 122 disposed in the first scraper 110 , wherein the water supply channel 122 connects the nozzles 121 .

[0055] The first blade 112 can be used to clean impurities on the conveyor belt 10, and then the nozzle 121 can be used to spray clean water onto the conveyor belt 10, thereby flushing the conveyor belt 10, which significantly improves the cleaning efficiency.

[0056] Specifically, the first blade body 112 is disposed on the first blade seat 111 and is tilted upstream in the conveying direction of the conveyor belt 10, and each nozzle 121 is installed downstream of the first blade body 112 and arranged at intervals. The water delivery channel 122 is connected to an external water source, so that water can be supplied to each nozzle 121 by the water delivery channel 122.

[0057] Designers can adjust the specific structure of the first blade body 112 and the number and arrangement of the nozzles 121 according to usage requirements, and no specific restrictions are imposed herein.

[0058] In the implementation mode of the present utility model, Figure 2 and Figure 7 The illustrated embodiment further includes a first adjustment mechanism 400, which includes two first adjustment members respectively arranged at both ends of the first scraper 110, and two second adjustment members, the first adjustment members are floatingly connected to the corresponding second adjustment members, and the second adjustment members are fixedly arranged. Through the first adjustment mechanism 400, the first scraper 110 can be adjustably abutted against the conveyor belt 10.

[0059] The first adjustment mechanism 400 can automatically adjust the first scraper 110 so that the first scraper 110 can stably abut against the conveyor belt 10 , so that the first scraper 110 can efficiently scrape off foreign matter adhering to the conveyor belt 10 .

[0060] Furthermore, the first adjustment mechanism 400 can also avoid rigid contact between the first scraper 110 and the conveyor belt 10 , thereby reducing damage to the conveyor belt 10 caused by the first scraper 110 .

[0061] In a specific embodiment, if Figure 7 In the embodiment shown, the first adjusting member includes a first adjusting screw 410 arranged on the first knife seat 111, and the second adjusting member includes a first adjusting frame 420. The first adjusting frame 420 is fixedly arranged, and the first adjusting frame 420 has a first adjusting groove. The two ends of the first knife seat 111 are respectively inserted into the first adjusting grooves on both sides, one end of the first adjusting screw 410 extends to the outside of the first adjusting frame 420 and is provided with a first adjusting nut 430. The first adjusting member also includes a first spring 440 arranged between the first adjusting nut 430 and the first adjusting frame 420. The first spring 440 can push the first scraper 110 to be adjustably abutted against the conveyor belt 10.

[0062] In other feasible embodiments, designers can adjust the specific structure of the first adjustment mechanism 400 according to usage requirements, and no specific limitation is made here. For example, the first disc spring group can be used to replace the first spring 440.

[0063] In the implementation mode of the present utility model, Figure 5 In the illustrated embodiment, the second scraper 210 includes a second blade seat 211 and at least one second blade body 212 disposed on the second blade seat 211 .

[0064] By arranging the second blade body 212 on the second blade seat 211 , the second blade body 212 can be used to clean the cleaned conveyor belt 10 again, which helps to improve the cleanliness of the conveyor belt 10 .

[0065] Specifically, the second blade body 212 is tilted toward the upstream of the conveying direction of the conveyor belt 10. Of course, the designer can adjust the specific structure of the second blade body 212 according to the use requirements, and no specific limitation is made here.

[0066] Furthermore, a plurality of second blade bodies 212 are provided, and along the conveying direction of the conveyor belt 10 , the plurality of second blade bodies 212 are arranged at intervals.

[0067] By arranging a plurality of second blades 212 at intervals, the plurality of second blades 212 can scrape the conveyor belt 10 in cooperation, thereby removing residual impurities and sewage on the conveyor belt 10 , having better cleaning efficiency, and significantly improving the cleanliness of the conveyor belt 10 .

[0068] Designers can adjust the number and arrangement of the second blade bodies 212 according to usage requirements, and no specific limitation is made here.

[0069] In the implementation mode of the present utility model, Figure 2 and Figure 8 The illustrated embodiment further includes a second adjustment mechanism 500, which includes two third adjustment members respectively arranged at both ends of the second scraper 210, and two fourth adjustment members, the third adjustment members are floatingly connected to the corresponding fourth adjustment members, and the fourth adjustment members are fixedly arranged. Through the third adjustment members, the second scraper 210 can be adjusted to abut against the conveyor belt 10.

[0070] The second scraper 210 can be automatically adjusted by using the second adjustment mechanism 500 so that the second scraper 210 can stably abut against the conveyor belt 10 , so that the second scraper 210 can efficiently scrape off foreign matter adhering to the conveyor belt 10 .

[0071] Furthermore, the second adjustment mechanism 500 can also avoid rigid contact between the second scraper 210 and the conveyor belt 10 , thereby reducing damage to the conveyor belt 10 caused by the second scraper 210 .

[0072] In a specific embodiment, if Figure 8 In the embodiment shown, the third adjusting member includes a second adjusting screw 510 arranged on the second knife seat 211, and the fourth adjusting member includes a second adjusting frame 520. The second adjusting frame 520 is fixedly arranged, and the second adjusting frame 520 has a second adjusting groove. The two ends of the second knife seat 211 are respectively inserted into the second adjusting grooves on both sides, one end of the second adjusting screw 510 extends to the outside of the second adjusting frame 520 and is provided with a second adjusting nut 530. The third adjusting member also includes a second spring 540 arranged between the second adjusting nut 530 and the second adjusting frame 520. The second spring 540 can push the second scraper 210 to be adjustably abutted against the conveyor belt 10.

[0073] In other feasible embodiments, the designer may adjust the specific structure of the second adjustment mechanism 500 according to the use requirements, and no specific limitation is made here. For example, the second disc spring set may be used to replace the second spring 540.

[0074] Implementation Method 2

[0075] Please refer to Figure 1 and Figure 2 As shown, the utility model further provides a conveying system, which includes a frame 13, a conveyor belt 10 arranged on the frame 13, and the aforementioned cleaning device 20, wherein the cleaning device 20 is connected to the frame 13.

[0076] The specific structure, working principle and beneficial effects of the cleaning device 20 are the same as those described in the first embodiment, and will not be repeated here. The conveying system can effectively clean the conveyor belt 10 by using the cleaning device 20 in the first embodiment, and prevent impurities and sewage from entering the downstream process with the conveyor belt 10.

[0077] Specifically, the cleaning device 20 includes a protective cover 300, a first cleaning assembly 100 and a second cleaning assembly 200. The protective cover 300 is fixedly connected to the frame 13. The designer can adjust the specific installation method of the protective cover 300 according to the use requirements, and no specific limitation is made here.

[0078] Further, the first cleaning assembly 100 is provided with a first adjustment mechanism 400, and the second cleaning assembly 200 is provided with a second adjustment mechanism 500. The first adjustment mechanism 400 includes a first adjustment frame 420, which is fixedly disposed on the frame 13. The second adjustment mechanism 500 includes a second adjustment frame 520, which is fixedly disposed on the frame 13.

[0079] The two ends of the first scraper 110 are respectively extended to the outside of the protective cover 300 and are adjustably inserted in the first adjustment frame 420, and the two ends of the second scraper 210 are respectively extended to the outside of the protective cover 300 and are adjustably inserted in the second adjustment frame 520, and a sliding groove structure for adjusting the first scraper 110 and the second scraper 210 is provided on the side wall of the protective cover 300.

[0080] In the embodiment of the present utility model, the conveyor belt 10 includes an upper belt surface 11 and a lower belt surface 12 which are arranged opposite to each other, and the cleaning device 20 is arranged to abut against the lower belt surface 12 .

[0081] Specifically, the frame 13 includes a plurality of legs for supporting the conveyor belt 10 , and the protective cover 300 of the cleaning device 20 can be fixedly connected to the legs, thereby playing a role in fixing the cleaning device 20 .

[0082] Furthermore, it also includes a pressure roller assembly 600 , which abuts against the lower belt surface 12 and is arranged on both sides of the lower belt surface 12 opposite to the cleaning device 20 .

[0083] By providing the pressure roller assembly 600, the lower belt surface 12 of the conveyor belt 10 can be pressed down, so that the first scraper 110 in the first cleaning assembly 100 and the second scraper 210 in the second cleaning assembly 200 can abut against the lower belt surface 12 more closely, further improving the cleaning effect.

[0084] In a feasible embodiment, the pressure roller assembly 600 includes a first pressure roller 610 and a second pressure roller 620 which are arranged opposite to each other. The first pressure roller 610 is arranged upstream of the cleaning device 20 , and the second pressure roller 620 is arranged downstream of the cleaning device 20 .

[0085] Of course, in other embodiments, designers can adjust the specific structure of the pressure roller assembly 600 according to usage requirements, and no specific limitation is made here.

[0086] All articles and references disclosed, including patent applications and publications, are incorporated herein by reference for various purposes. The term "consisting essentially of ... " describing a combination should include determined elements, ingredients, parts or steps and other elements, ingredients, parts or steps that do not substantially affect the basic novel features of the combination. The use of the terms "comprising" or "including" to describe the combination of elements, ingredients, parts or steps here also contemplates the implementation method consisting essentially of these elements, ingredients, parts or steps. Here, by using the term "may", it is intended to illustrate that any attribute described that "may" includes is optional. Multiple elements, ingredients, parts or steps can be provided by a single integrated element, ingredient, part or step. Alternatively, a single integrated element, ingredient, part or step can be divided into separate multiple elements, ingredients, parts or steps. The disclosure "one" or "one" used to describe an element, ingredient, part or step is not said to exclude other elements, ingredients, parts or steps.

[0087] Each embodiment in this specification is described in a progressive manner, and each embodiment focuses on the differences from other embodiments. The same or similar parts between the embodiments can be referred to each other. The above embodiments are only for illustrating the technical concept and features of the utility model, and their purpose is to enable people familiar with this technology to understand the content of the utility model and implement it accordingly, and cannot be used to limit the protection scope of the utility model. Any equivalent changes or modifications made according to the spirit of the utility model should be included in the protection scope of the utility model.

Claims

1. A cleaning device, used to be arranged on the conveying path of a conveyor belt, characterized in that: include: A first cleaning assembly, the first cleaning assembly comprising a first scraper and a water spraying structure, the first scraper being disposed in contact with the conveyor belt, the water spraying structure being disposed downstream of the first scraper and connected to the first scraper; A second cleaning assembly is disposed downstream of the first cleaning assembly, and the second cleaning assembly comprises a second scraper, and the second scraper is disposed in contact with the conveyor belt.

2. The cleaning device according to claim 1, characterized in that The first scraper and the water spraying structure are integrally arranged.

3. The cleaning device according to claim 1, characterized in that It also includes a protective cover, in which the first cleaning component and the second cleaning component are arranged at intervals, and the protective cover includes a belt passage for the conveyor belt to pass through, and a discharge port arranged below the first cleaning component and the second cleaning component.

4. The cleaning device according to claim 3, characterized in that The first scraper includes a first blade holder and a first blade body arranged on the first blade holder. The water spraying structure includes a plurality of spray heads arranged on the first scraper and a water supply channel arranged in the first scraper. The water supply channel is connected to each of the spray heads.

5. The cleaning device according to claim 4, characterized in that It also includes a first adjustment mechanism, which includes two first adjustment members respectively arranged at the two ends of the first scraper, and two second adjustment members, the first adjustment members are floatingly connected to the corresponding second adjustment members, and the second adjustment members are fixedly arranged. Through the first adjustment mechanism, the first scraper can be adjusted to abut against the conveyor belt.

6. The cleaning device according to claim 5, characterized in that The first adjusting member includes a first adjusting screw arranged on the first knife seat, and the second adjusting member includes a first adjusting frame. The first adjusting frame is fixedly arranged and has a first adjusting slot. The two ends of the first knife seat are respectively inserted into the first adjusting slots on both sides. One end of the first adjusting screw extends to the outside of the first adjusting frame and is provided with a first adjusting nut. The first adjusting member also includes a first spring arranged between the first adjusting nut and the first adjusting frame. The first spring can push the first scraper to be adjustably abutted against the conveyor belt.

7. The cleaning device according to claim 3, characterized in that: The second scraper includes a second blade seat and at least one second blade body arranged on the second blade seat.

8. The cleaning device according to claim 7, characterized in that A plurality of the second blade bodies are provided, and the plurality of the second blade bodies are arranged in an interval manner along the conveying direction of the conveyor belt.

9. The cleaning device according to claim 7, characterized in that: It also includes a second adjustment mechanism, which includes two third adjustment members respectively arranged at both ends of the second scraper, and two fourth adjustment members, the third adjustment members are floatingly connected to the corresponding fourth adjustment members, and the fourth adjustment members are fixedly arranged. Through the third adjustment members, the second scraper can be adjusted to abut against the conveyor belt.

10. The cleaning device according to claim 9, characterized in that The third adjusting member includes a second adjusting screw arranged on the second knife seat, the fourth adjusting member includes a second adjusting frame, the second adjusting frame is fixedly arranged, the second adjusting frame has a second adjusting slot, the two ends of the second knife seat are respectively inserted into the second adjusting slots on both sides, one end of the second adjusting screw extends to the outside of the second adjusting frame and is provided with a second adjusting nut, the third adjusting member also includes a second spring arranged between the second adjusting nut and the second adjusting frame, the second spring can push the second scraper to be adjustably abutted against the conveyor belt.

11. A conveying system, characterized in that: The invention comprises a frame, a conveyor belt arranged on the frame, and a cleaning device as claimed in any one of claims 1 to 10, wherein the cleaning device is connected to the frame.

12. The delivery system according to claim 11, characterized in that The conveyor belt comprises an upper belt surface and a lower belt surface which are arranged opposite to each other, and the cleaning device is arranged in contact with the lower belt surface.

13. The delivery system according to claim 12, characterized in that It also includes a pressure roller assembly, which abuts against the lower belt surface and is arranged on both sides of the lower belt surface opposite to the cleaning device.

14. The delivery system according to claim 13, characterized in that The pressure roller assembly includes a first pressure roller and a second pressure roller that are arranged opposite to each other, wherein the first pressure roller is arranged upstream of the cleaning device, and the second pressure roller is arranged downstream of the cleaning device.

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