Cleaning device and evaporation equipment

Abstract

The utility model relates to a cleaning device and evaporation equipment. The cleaning device comprises a mounting frame, a cleaning device and a driving device, wherein a plurality of opposite mounting holes are formed in the mounting frame; the stirring shaft is of a hollow tubular structure, and the stirring shaft is inserted into the multiple mounting holes and fixedly connected with the mounting frame; the cleaning assembly comprises a conveying pipe, a rotating pipe, a rotating seat, a sprayer and a driving mechanism, the conveying pipe is arranged on the stirring shaft and communicated with the stirring shaft, the rotating pipe is communicated with the conveying pipe, the rotating seat is arranged on the rotating pipe and communicated with the rotating pipe, the sprayer is arranged on the rotating seat, and the driving mechanism is arranged on the rotating seat. The conveying pipe is arranged in the rotating seat and communicated with the rotating seat, and the driving mechanism is arranged in the conveying pipe, connected with the rotating pipe and used for driving the rotating pipe to rotate relative to the conveying pipe. According to the cleaning device, the cleaning range is expanded, and the cleaning efficiency is improved; cleaning dead angles can be reduced, and the cleaning effect is improved.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of cleaning devices, in particular to a cleaning device and an evaporation device. BACKGROUND

[0002] With the increasing environmental awareness and continuous technological progress, low-temperature evaporation equipment is gradually widely used in industrial wastewater treatment and other fields. The core function of the low-temperature evaporation equipment is to perform vacuum distillation on the industrial wastewater to be treated, and finally form a solid or low-moisture crystallization dry residue, and the distilled water can be further reused or biologically treated, so as to achieve the purpose of water reuse, sewage standardization or reduction.

[0003] After the industrial wastewater is treated, a small amount of waste residue is inevitably left on the inner wall of the low-temperature evaporation equipment. With the increase of use time, the waste residue is unevenly adhered to the inner wall of the evaporation equipment, which is easy to cause secondary pollution and other adverse effects. Therefore, it is necessary to clean the used low-temperature evaporation equipment. However, the steam cleaning machine or high-pressure cleaning machine used in the industry at present has a large floor space, complex operation, and is easy to have a cleaning dead angle, causing secondary pollution and other problems. CONTENT OF THE INVENTION

[0004] Therefore, it is necessary to provide a cleaning device and an evaporation device to solve the problems of large floor space, complex operation and easy to have a cleaning dead angle of the cleaning machine used in the industry at present.

[0005] A cleaning device, comprising:

[0006] A mounting frame having a plurality of opposite mounting holes;

[0007] A stirring shaft in a hollow tubular structure, the stirring shaft is inserted into the mounting holes and fixedly connected with the mounting frame; and

[0008] A cleaning assembly comprising a conveying pipe, a rotating pipe, a rotating seat, a sprayer and a driving mechanism, the conveying pipe is arranged on the stirring shaft and communicates with the stirring shaft, the rotating pipe communicates with the conveying pipe, the rotating seat is arranged on the rotating pipe and communicates with the rotating pipe, the sprayer is arranged on the rotating seat and communicates with the rotating seat, the driving mechanism is arranged in the conveying pipe, the driving mechanism is connected with the rotating pipe for driving the rotating pipe to rotate relative to the conveying pipe.

[0009] In one embodiment, the driving mechanism comprises a speed reducer and an impeller, the input shaft of the speed reducer is connected with the impeller, and the output shaft of the speed reducer is connected with the rotating pipe.

[0010] In one of the embodiments, the cleaning assembly further comprises a driving gear and a driven gear, the driving gear is arranged on the conveying pipe near one end of the rotating pipe, and the driven gear is arranged in the rotating seat and is in meshing connection with the driving gear.

[0011] In one of the embodiments, the cleaning device further comprises a cleaning assembly arranged on the mounting frame; the cleaning assembly comprises a first cleaning mechanism and a second cleaning mechanism, and the first cleaning mechanism and the second cleaning mechanism are arranged on the outer edge of the mounting frame; the first cleaning mechanism comprises at least one elastic scraper, the elastic scraper is arranged on the outer edge of the mounting frame, and the scraping edge of the elastic scraper is arranged on the side away from the mounting frame; the second cleaning mechanism comprises at least one rigid scraper, the rigid scraper is arranged on the outer edge of the mounting frame, and the scraping edge of the rigid scraper is arranged on the side away from the mounting frame; the scraping force of the rigid scraper is greater than that of the elastic scraper.

[0012] In one of the embodiments, the first cleaning mechanism further comprises a limiting support, the limiting support is detachably arranged on the mounting frame; the elastic scraper is arranged on the limiting support and is arranged obliquely relative to the axial direction of the stirring shaft.

[0013] In one of the embodiments, the first cleaning mechanism further comprises an elastic limiting mechanism and a first mounting plate, the elastic limiting mechanism is arranged on the limiting support, the first mounting plate is connected with the elastic limiting mechanism, and the elastic scraper is arranged on the first mounting plate; the limiting support is a frame structure with a hollow region, and a through hole is formed in the top and the bottom of the limiting support respectively; the elastic limiting mechanism comprises a limiting rod, a limiting element and an elastic piece, the limiting rod is inserted into the through hole and arranged on the limiting support, the limiting rod has opposite first and second ends, the first end is away from the stirring shaft relative to the second end, and the first end is connected with the first mounting plate; the limiting element is located in the hollow region and is sleeved on the outside of the limiting rod; the elastic piece is sleeved on the outer circumferential surface of the limiting rod, one end of the elastic piece abuts against the first mounting plate, and the other end of the elastic piece abuts against the limiting element.

[0014] In one of the embodiments, the first end of the limiting rod has a protruding structure, at least one limiting groove is formed in the side of the first mounting plate corresponding to the limiting rod, and the limiting rod and the first mounting plate are connected through the protruding structure and the limiting groove.

[0015] In one of the embodiments, the second cleaning mechanism further comprises a second mounting plate, which is arranged at the outer edge of the mounting frame, and the rigid scraper is arranged on the second mounting plate; the rigid scraper is arranged obliquely relative to the axial direction of the stirring shaft.

[0016] In one of the embodiments, the rigid scraper comprises a first plate body and a second plate body, the first plate body is arranged on the second mounting plate, the second plate body is fixedly connected with the first plate body and forms an angle with the first plate body, and the second plate body is arranged obliquely relative to the axial direction of the stirring shaft.

[0017] An evaporation device comprises an evaporation cylinder and a cleaning device as described above, which is arranged in the evaporation cylinder.

[0018] The cleaning device described above comprises a mounting frame, a stirring shaft and a cleaning assembly. On one hand, when the stirring shaft rotates, the sprayer can rotate around the axial direction of the stirring shaft, and the spraying angle of the sprayer changes constantly, so that the cleaning fluid can be sprayed uniformly to the external area, the cleaning range is expanded, and the cleaning efficiency is improved. On the other hand, the driving mechanism can drive the rotating pipe to rotate relative to the conveying pipe. When the rotating pipe rotates, the rotating seat located outside the rotating pipe rotates around the axial direction of the rotating pipe, that is, the sprayer can also rotate around the axial direction of the rotating pipe, so that the spraying direction and angle of the sprayer can be finely adjusted, the spraying path of the cleaning fluid can be flexibly changed, the dead angle in the cleaning process can be effectively reduced, and the cleaning effect is greatly improved. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is a sectional view of the evaporation device of one embodiment of the present application.

[0020] Figure 2 It is a structural schematic view of the cleaning device of one embodiment of the present application.

[0021] Figure 3 It is a front view of the cleaning device of one embodiment of the present application.

[0022] Figure 4 It is a structural schematic view of the cleaning assembly in the cleaning device of one embodiment of the present application.

[0023] Figure 5 It is an exploded schematic view of the cleaning assembly in the cleaning device of one embodiment of the present application.

[0024] Figure 6 It is a side view of the cleaning device of one embodiment of the present application.

[0025] Figure 7 It is Figure 3 It is an enlarged view of B in the middle.

[0026] Figure 8 for Figure 2 Enlarged diagram of point A in the middle.

[0027] Reference numerals: 1. Mounting bracket; 11. Support base plate; 2. Stirring assembly; 21. Connecting joint; 22. Stirring shaft; 221. Front stirring shaft; 222. Main stirring shaft; 2221. Discharge hole; 223. Rear stirring shaft; 3. Cleaning assembly; 31. Connecting piece; 32. Conveying pipe; 321. First pipe body; 322. Second pipe body; 33. Rotating pipe; 34. Rotating seat; 35. Sprayer; 36. Impeller; 37. Fixed gear; 38. Moving gear; 4. Cleaning assembly; 41. First cleaning mechanism ; 411, Limiting bracket; 412, Elastic limiting mechanism; 4121, Limiting rod; 4122, Limiting element; 4123, Elastic element; 413, First mounting plate; 414, Elastic scraper; 42, Second cleaning mechanism; 421, Second mounting plate; 422, Rigid scraper; 4223, First plate body; 4224, Second plate body; 100, Cleaning device; 200, Evaporator cylinder; 300, Jacketed heater; 400, Support frame; 500, First sealing element; 600, Second sealing element. Detailed Implementation

[0028] To make the above-mentioned objectives, features, and advantages of this application more apparent and understandable, the specific embodiments of this application are described in detail below with reference to the accompanying drawings. Many specific details are set forth in the following description to provide a thorough understanding of this application. However, this application can be implemented in many other ways different from those described herein, and those skilled in the art can make similar modifications without departing from the spirit of this application. Therefore, this application is not limited to the specific embodiments disclosed below.

[0029] In the description of this application, it should be understood that if terms such as "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential" appear, these terms indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings, and are only for the convenience of describing this application and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of this application.

[0030] In addition, the terms "first", "second", and the like, if any, are used herein for descriptive purposes only and should not be construed as indicating or implying relative importance or implicating the number of indicated technical features. Thus, a feature defined with "first", "second" may include at least one of the features explicitly or implicitly. In the description of the present application, if the term "a plurality of" appears, the meaning of "a plurality of" is a plurality, for example, two, three, etc., unless otherwise explicitly specified and limited.

[0031] In the present application, unless otherwise explicitly specified and limited, if the terms "mounting", "connecting", "connecting", "fixing" and the like appear, these terms should be interpreted broadly. For example, it can be fixedly connected, or it can be detachably connected, or it can be integrated; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the internal communication of two elements or the interaction relationship between two elements, unless otherwise explicitly limited. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0032] In the present application, unless otherwise explicitly specified and limited, if the first feature is described as "on" or "under" the second feature and the like, it can mean that the first and second features are in direct contact, or the first and second features are indirectly in contact through an intermediate medium. Moreover, the first feature "above", "above" and "above" the second feature can be the first feature directly above or obliquely above the second feature, or it can only mean that the first feature is higher than the second feature in horizontal height. The first feature "below", "below" and "below" the second feature can be the first feature directly below or obliquely below the second feature, or it can only mean that the first feature is lower than the second feature in horizontal height.

[0033] It should be noted that if an element is referred to as "fixed to" or "disposed on" another element, it can be directly on another element or there can be a middle element. If an element is considered to be "connected" to another element, it can be directly connected to another element or there can be a middle element. If present, the terms "vertical", "horizontal", "up", "down", "left", "right" and similar expressions used in the present application are only for illustrative purposes and do not represent the only implementation.

[0034] As the background art, after the low-temperature evaporation concentration treatment of industrial wastewater is carried out by using a low-temperature evaporation device, waste residues such as concentrated substances are usually adhered to the inner wall of the low-temperature evaporation device. If not cleaned in time, these substances may deposit on the inner wall, affecting the normal use of the low-temperature evaporation device, which leads to the low-temperature evaporation device needing to be cleaned and maintained frequently. However, the steam cleaner or high-pressure cleaner currently used has a large floor space and complex operation, and frequent cleaning and maintenance of the low-temperature evaporation device will affect the production efficiency and have high maintenance cost; in addition, there are problems such as poor cleaning effect, leading to secondary pollution, etc.

[0035] Please refer to Figure 1 , in order to solve the above problems, the present application provides an evaporation device, comprising an evaporator cylinder 200 and a cleaning device 100, the evaporator cylinder 200 is used to carry industrial wastewater, the cleaning device 100 is arranged in the evaporator cylinder 200, and is used to clean the waste residues on the inner wall of the evaporator cylinder 200. The evaporation device provided by the present application does not need to additionally use a steam cleaner or a high-pressure cleaner with a large floor space, thereby reducing the total floor area of the equipment and saving space; at the same time, the cleaning device 100 is integrated in the interior of the evaporator cylinder 200, so that the evaporation device can automatically start cleaning during the running interval or periodically, without the need to stop or disassemble the equipment on a large scale, thereby simplifying the cleaning operation, reducing the maintenance cost, and improving the production efficiency.

[0036] Please refer to Figure 2 and Figure 3 , Figure 2 a structure schematic view of the cleaning device 100 of an embodiment of the present application is shown, Figure 3 a front view schematic view of the cleaning device 100 of an embodiment of the present application is shown. In some embodiments, the cleaning device 100 comprises a mounting bracket 1, a stirring assembly 2 and a cleaning assembly 3, the mounting bracket 1 is provided with a plurality of mounting holes (not shown in the figure), and the plurality of mounting holes are oppositely arranged; the stirring assembly 2 comprises a stirring shaft 22 in a hollow tubular structure, the stirring shaft 22 is inserted into the plurality of mounting holes and fixedly connected with the mounting bracket 1; the cleaning assembly 3 is arranged outside the stirring shaft 22 and communicates with the inner cavity of the stirring shaft 22, and is used to spray the cleaning fluid in the stirring shaft 22 to the outside. When the stirring shaft 22 rotates, the cleaning assembly 3 can rotate with the rotation of the stirring shaft 22, and the spray angle of the cleaning assembly 3 for spraying the cleaning fluid to the outside can be constantly changed, so that the cleaning fluid can be uniformly sprayed to the outside area, at the same time, the cleaning range of the cleaning device 100 can be expanded, the dead angle in the cleaning process can be reduced, and the cleaning efficiency of the cleaning device 100 can be improved.

[0037] In some embodiments, the cleaning fluid includes but is not limited to water, industrial steam, cleaning solution or steam formed by the cleaning solution, etc.

[0038] In some embodiments, the stirring assembly 2 further includes a connecting joint 21 for connecting to an external pipe that provides cleaning fluid. The connecting joint 21 communicates with the stirring shaft 22, and the cleaning fluid can be delivered to the inner cavity of the stirring shaft 22 through the connecting joint 21. In some embodiments, the stirring shaft 22 includes a front stirring shaft 221, a main stirring shaft 222, and a rear stirring shaft 223, which are connected in sequence. In some embodiments, the front stirring shaft 221 is inserted into the mounting hole and fixedly connected to the mounting bracket 1. The front stirring shaft 221 has a first end and a second end that are arranged opposite to each other. The first end is close to the connecting joint 21 relative to the second end and is inserted into the connecting joint 21. The main stirring shaft 222 is inserted into the mounting hole and fixedly connected to the mounting bracket 1. The main stirring shaft 222 includes a third end and a fourth end that are arranged opposite to each other. The third end is close to the front stirring shaft 221 relative to the fourth end and is connected to the second end. The rear stirring shaft 223 is inserted into the mounting hole and fixedly connected to the mounting bracket 1. The rear stirring shaft 223 has a fifth end and a sixth end that are arranged opposite to each other. The fifth end is close to the main stirring shaft 222 relative to the sixth end and is connected to the fourth end.

[0039] In some embodiments, the front stirring shaft 221, the main stirring shaft 222, and the rear stirring shaft 223 are all surface-treated to reduce the surface roughness of the outer wall of the stirring shaft 22 and reduce the risk of waste residue adhering to the outer wall of the stirring shaft 22. In this embodiment, the front stirring shaft 221, the main stirring shaft 222, and the rear stirring shaft 223 are all polished; in other embodiments, surface treatment of the stirring shaft 22 may also be performed by methods including but not limited to electroplating and spraying, and is not limited thereto.

[0040] In some embodiments, the stirring shaft 22 has at least one discharge hole 2221 for allowing cleaning fluid to flow out of the stirring shaft 22. Please refer to the following: Figure 4 and Figure 5 , Figure 4 This paper shows a schematic diagram of the structure of the cleaning component 3 in the cleaning apparatus 100 according to an embodiment of this application. Figure 5An explosion diagram of the cleaning assembly 3 in the cleaning device 100 according to an embodiment of the present application is shown. In some embodiments, the cleaning assembly 3 comprises a connecting piece 31, a conveying pipe 32, a rotating pipe 33, a rotating seat 34, a sprayer 35, and a driving mechanism. The connecting piece 31 is inserted into the discharge hole 2221 on the stirring shaft 22 and communicates with the inner cavity of the stirring shaft 22. The conveying pipe 32 is arranged on the stirring shaft 22 and connected with the connecting piece 31. The rotating pipe 33 is arranged at the end of the conveying pipe 32 away from the stirring shaft 22 and communicates with the inner cavity of the conveying pipe 32. The rotating seat 34 is arranged on the rotating pipe 33 and communicates with the inner cavity of the rotating pipe 33. The sprayer 35 is arranged on the rotating seat 34 and communicates with the rotating seat 34. The driving mechanism is arranged in the conveying pipe 32 and connected with the rotating pipe 33 for driving the rotating pipe 33 to rotate relative to the conveying pipe 32. When the rotating pipe 33 rotates under the driving of the driving mechanism, the rotating seat 34 outside the rotating pipe 33 also rotates around the axial direction of the rotating pipe 33, that is, the sprayer 35 outside the rotating pipe 33 can not only rotate around the axial direction of the stirring shaft 22, but also rotate around the axial direction of the rotating pipe 33, so that the spraying direction and angle of the sprayer 35 can be finely adjusted, the spraying path of the cleaning fluid can be flexibly changed, the dead angle in the cleaning process can be effectively reduced, and the cleaning effect can be greatly improved.

[0041] In some embodiments, an outer thread is arranged on the outer wall of the end of the connecting piece 31 away from the stirring shaft 22 (not shown in the figure), and an inner thread is correspondingly arranged on the inner wall of the end of the conveying pipe 32 close to the connecting piece 31 (not shown in the figure). The conveying pipe 32 is threadedly connected with the connecting piece 31, so as to facilitate the assembly of the cleaning assembly 3 and the stirring shaft 22.

[0042] In some embodiments, the driving mechanism comprises a speed reducer and an impeller 36. The impeller 36 and the speed reducer are both arranged in the conveying pipe 32, wherein the impeller 36 is arranged at the end of the conveying pipe 32 close to the stirring shaft 22. The input shaft of the speed reducer is connected with the impeller 36, and the output shaft of the speed reducer is connected with the rotating pipe 33. When the cleaning fluid is conveyed from the stirring shaft 22 to the conveying pipe 32, the cleaning fluid pushes the impeller 36, the impeller 36 drives the input shaft of the speed reducer to rotate under the pushing of the cleaning fluid, and then the output shaft of the speed reducer is driven to rotate, so that the rotating pipe 33 is driven to rotate by the output shaft of the speed reducer, and the rotating seat 34 is driven to rotate around the axial direction of the rotating pipe 33 by the rotating pipe 33.

[0043] In some embodiments, the conveying pipe 32 comprises a first pipe body 321 and a second pipe body 322, the first pipe body 321 is arranged close to the stirring shaft 22 relative to the second pipe body 322, the first pipe body 321 is detachably connected with the connecting piece 31, and the second pipe body 322 is detachably connected with the first pipe body 321. When the impeller 36 or the speed reducer in the conveying pipe 32 fails, the first pipe body 321 and the second pipe body 322 can be quickly detached, so as to facilitate the maintenance and repair of the impeller 36 and the speed reducer in the conveying pipe 32.

[0044] In some embodiments, the cleaning assembly 3 further comprises a driving gear 37 and a driven gear 38, the driving gear 37 is arranged at one end of the conveying pipe 32 close to the rotating pipe 33, and the driven gear 38 is arranged in the rotating seat 34 and is in meshing connection with the driving gear 37. It can be understood that when the rotating seat 34 rotates around the axis of the rotating pipe 33, the rotating seat 34 can also rotate around its own axis through the meshing of the driven gear 38 and the driving gear 37, which improves the comprehensiveness of the cleaning fluid sprayed outward by the sprayer 35, reduces the cleaning dead angle in the cleaning process, effectively improves the cleaning effect of the cleaning device 100, and improves the cleaning efficiency of the cleaning device 100.

[0045] In some embodiments, the cleaning assembly 3 comprises a plurality of sprayers 35, the plurality of sprayers 35 are uniformly arranged along the outer circumferential surface of the rotating seat 34 and are respectively in communication with the inner cavity of the rotating seat 34, so that the cleaning fluid can be uniformly sprayed outward through the sprayers 35, thereby improving the cleaning efficiency and the cleaning effect.

[0046] In some embodiments, the cleaning device 100 further comprises a cleaning assembly 4 arranged on the mounting frame 1, which is used to remove the waste residues and other substances on the inner wall of the evaporator cylinder 200. In some embodiments, the mounting frame 1 comprises a plurality of oppositely arranged support base plates 11, each of the plurality of support base plates 11 is provided with a mounting hole, the plurality of mounting holes are coaxially arranged, the stirring main shaft 222 is inserted into the plurality of mounting holes, and the plurality of support base plates 11 are uniformly and spacedly arranged along the axial direction of the stirring main shaft 222 to form a basic frame structure.

[0047] Please refer to Figure 6 , Figure 6A side view schematic diagram of the cleaning device 100 of an embodiment of the present application is shown. In some embodiments, the cleaning assembly 4 comprises a plurality of first cleaning mechanisms 41 and a plurality of second cleaning mechanisms 42, the plurality of first cleaning mechanisms 41 and the plurality of second cleaning mechanisms 42 are arranged between two adjacent support base plates 11, and are uniformly arranged around the circumference of the mounting frame 1 and located at the outer edge of the mounting frame 1. The first cleaning mechanism 41 is used to remove the waste residues with weak adhesion on the inner wall of the evaporator cylinder 200, and the second cleaning mechanism 42 is used to remove the waste residues with strong adhesion on the inner wall of the evaporator cylinder 200. By simultaneously using the first cleaning mechanism 41 and the second cleaning mechanism 42, the first cleaning mechanism 41 can remove the waste residues with weak adhesion on the inner wall of the evaporator cylinder 200, and the second cleaning mechanism 42 can remove the waste residues with strong adhesion on the inner wall of the evaporator cylinder 200, so that the cleaning device 100 can clean different types of attachments on the inner wall of the evaporator cylinder 200, and ensure the reliability and comprehensiveness of the cleaning process.

[0048] Please refer to Figure 7 , Figure 7 The enlarged schematic view of B in Figure 3 is shown. In some embodiments, the first cleaning mechanism 41 comprises a limiting support 411, an elastic limiting mechanism 412, a first mounting plate 413, and at least one elastic scraper 414. The limiting support 411 is arranged at the outer edge of the mounting frame 1 and is detachably connected with the mounting frame 1, so that when the first cleaning mechanism 41 fails, it can be quickly disassembled for maintenance. The elastic limiting mechanism 412 is arranged on the limiting support 411, the first mounting plate 413 is connected with the elastic limiting mechanism 412 away from the stirring shaft 22, and the elastic scraper 414 is arranged on the side of the first mounting plate 413 away from the elastic limiting mechanism 412, and the scraping edge of the elastic scraper 414 is arranged away from the mounting frame 1.

[0049] In some embodiments, the first cleaning mechanism 41 comprises a plurality of elastic scrapers 414, which are sequentially and spacedly arranged on the side of the first mounting plate 413 away from the elastic limiting mechanism 412. In some embodiments, the elastic scraper 414 is made of soft plastic, which has good elasticity and impact resistance. The soft plastic includes but is not limited to polyethylene, polypropylene, polyvinyl chloride, rubber, and polyurethane, etc. In some embodiments, the elastic scraper 414 is arranged to be inclined relative to the axial direction of the stirring shaft 22. In some embodiments, the angle of the elastic scraper 414 relative to the axial direction of the stirring shaft 22 is 45°-60°. When the mounting frame 1 rotates under the driving of the stirring shaft 22, the elastic scraper 414 also rotates, and the cleaning track of the elastic scraper 414 is arranged in a spiral shape, so that the elastic scraper 414 can cover a larger area and effectively reduce the cleaning dead angle.

[0050] In some embodiments, the limiting support 411 is a frame structure with a hollow region, and the top and bottom of the limiting support 411 are respectively provided with through holes (not shown in the figure). The elastic limiting mechanism 412 includes a limiting rod 4121, a limiting element 4122, and an elastic member 4123. The limiting rod 4121 is inserted into the through hole and arranged in the limiting support 411, and has opposite first and second ends. The first end is away from the stirring shaft 22 relative to the second end, and the first end is connected with the first mounting plate 413. The limiting element 4122 is located in the hollow region and is sleeved outside the limiting rod 4121. The elastic member 4123 is sleeved on the outer circumferential surface of the limiting rod 4121, one end of the elastic member 4123 abuts against the first mounting plate 413, and the other end of the elastic member 4123 abuts against the limiting element 4122. The limiting element 4122 can limit the movement of the limiting rod 4121, and the elastic member 4123 can adjust the contact pressure between the elastic scraper 414 and the inner wall of the evaporator cylinder 200 according to the actual situation, so that the elastic scraper 414 will not be damaged due to excessive contact force during cleaning, and at the same time, it can also ensure that the elastic scraper 414 is in full contact with the inner wall of the evaporator cylinder 200, effectively removing the residues on the inner wall of the evaporator cylinder 200, and improving the cleaning effect of the elastic scraper 414. In addition, it can also avoid excessive friction between the elastic scraper 414 and the stirring shaft 22, which helps to reduce the wear of the elastic scraper 414, thereby prolonging the service life of the elastic scraper 414.

[0051] In some embodiments, the first end of the limiting rod 4121 has a protruding structure (not shown in the figure), and at least one limiting groove (not shown in the figure) is correspondingly formed on the side of the first mounting plate 413 facing the limiting rod 4121. The limiting rod 4121 and the first mounting plate 413 are connected by the protruding structure and the limiting groove, which facilitates the quick disassembly and assembly of the elastic limiting mechanism 412 and the first mounting plate 413, and facilitates the maintenance and repair of the first cleaning mechanism 41.

[0052] In some embodiments, the elastic member 4123 is a spring, one end of the spring abuts against the first mounting plate 413, and the other end of the spring abuts against the limiting element 4122. In other embodiments, the elastic member 4123 can also be a rubber member or a polyurethane elastic member, and the like, and is not limited thereto.

[0053] Please refer to Figure 8 , Figure 8 It is shown that Figure 2The enlarged view of the middle A, in some embodiments, the second cleaning mechanism 42 comprises a second mounting plate 421 and at least one rigid scraper 422, the second mounting plate 421 is arranged at the outer edge of the mounting frame 1, the rigid scraper 422 is arranged at the side of the second mounting plate 421 away from the stirring shaft 22, and the scraping edge of the rigid scraper 422 is arranged towards the side away from the mounting frame 1; the scraping force of the rigid scraper 422 is greater than that of the elastic scraper 414.

[0054] In some embodiments, the second cleaning mechanism 42 comprises a plurality of rigid scrapers 422, which are arranged in sequence and at intervals at the side of the second mounting plate 421 away from the stirring shaft 22. In some embodiments, the rigid scraper 422 is made of stainless steel, which has the advantages of high strength, good wear resistance, and not easy to attach residues; in other embodiments, the rigid scraper 422 can also be made of aluminum alloy or carbon steel, etc., and is not limited thereto. In some embodiments, the rigid scraper 422 is arranged obliquely relative to the axial direction of the stirring shaft 22. In some embodiments, the angle of the rigid scraper 422 obliquely arranged relative to the axial direction of the stirring shaft 22 is 45°-60°. When the mounting frame 1 is rotated under the driving of the stirring shaft 22, the rigid scraper 422 also rotates, and the cleaning track of the rigid scraper 422 is arranged in a spiral shape, so that the rigid scraper 422 can cover a larger area and effectively reduce the cleaning dead angle.

[0055] In some embodiments, the rigid scraper 422 comprises a first plate body 4223 and a second plate body 4224, the first plate body 4223 is arranged at the side of the second mounting plate 421 away from the stirring shaft 22, the second plate body 4224 is fixedly connected with the first plate body 4223 and forms an angle therebetween, and the second plate body 4224 is arranged obliquely relative to the axial direction of the stirring shaft 22. In some embodiments, the angle of the second plate body 4224 obliquely arranged relative to the axial direction of the stirring shaft 22 is 45°-60°. In some embodiments, the connection between the first plate body 4223 and the second plate body 4224 is a circular arc transition, which is beneficial to improve the structural strength, durability and working stability of the rigid scraper 422.

[0056] The cleaning device 100 provided in the application, when the stirring shaft 22 rotates, the sprayer 35 can rotate around the axial direction of the stirring shaft 22, rotate the axial direction of the rotating pipe 33, and rotate around the axial direction of the rotating seat 34 due to the self-rotation of the rotating seat 34. The sprayer 35 continuously changes the spraying angle, so that the cleaning fluid can be uniformly sprayed to the inner wall of the evaporator cylinder 200, the cleaning range is expanded, and the cleaning efficiency is improved. The spraying direction and angle of the sprayer 35 can be finely adjusted, the spraying path of the cleaning fluid can be flexibly changed, the dead angle in the cleaning process can be effectively reduced, and the cleaning effect of the cleaning device 100 is greatly improved. In addition, the first cleaning mechanism 41 and the second cleaning mechanism 42 are used at the same time, the first cleaning mechanism 41 can remove the waste residues with weak adhesion on the inner wall of the evaporator cylinder 200, and the second cleaning mechanism 42 can remove the waste residues with strong adhesion on the inner wall of the evaporator cylinder 200, so that the cleaning device 100 can clean different types of attachments on the inner wall of the evaporator cylinder 200, and the reliability and comprehensiveness of the cleaning process are ensured.

[0057] In some embodiments, the evaporation device further comprises a jacket heater 300, two support frames 400, two first sealing members 500 and two second sealing members 600. The jacket heater 300 is connected with the evaporator cylinder 200 and used for heating the evaporator cylinder 200. The two first sealing members 500 are respectively arranged at two ends of the evaporator cylinder 200 and used for sealing the jacket heater 300 and the evaporator cylinder 200. The two second sealing members 600 are respectively arranged at two ends of the evaporator cylinder 200 and respectively used for sealing the front stirring shaft 221 and the first sealing member 500 and sealing the rear stirring shaft 223 and the first sealing member 500. The two support frames 400 are arranged at two ends of the evaporator cylinder 200 and used for supporting the stirring shaft 22. The evaporation device provided in the application does not need to additionally use a steam cleaner or a high-pressure cleaner with large floor space, and has a compact structure and saves space.

[0058] Any combination of the technical features of the above-mentioned embodiments can be combined. In order to make the description simple, all possible combinations of the technical features in the above-mentioned embodiments are not described, but as long as the combination of the technical features does not exist, it should be considered as the scope of the description.

[0059] The above-mentioned embodiments only express several implementation manners of the application, the description is more specific and detailed, but it should not be understood as a limitation on the patent application scope. It should be pointed out that, for ordinary skilled persons in the art, without departing from the concept of the application, several modifications and improvements can be made, which all belong to the protection scope of the application. Therefore, the protection scope of the patent of the application should be subject to the appended claims.

Claims

1. A cleaning device, characterized in that, The cleaning device comprises: a mounting frame provided with a plurality of opposite mounting holes; a stirring shaft in a hollow tubular structure, which is inserted into the mounting holes and fixedly connected with the mounting frame; and a cleaning assembly comprising a conveying pipe, a rotating pipe, a rotating seat, a sprayer and a driving mechanism, the conveying pipe is arranged on the stirring shaft and communicates with the stirring shaft, the rotating pipe communicates with the conveying pipe, the rotating seat is arranged on the rotating pipe and communicates with the rotating pipe, the sprayer is arranged on the rotating seat and communicates with the rotating seat, the driving mechanism is arranged in the conveying pipe, and the driving mechanism is connected with the rotating pipe to drive the rotating pipe to rotate relative to the conveying pipe.

2. The cleaning apparatus of claim 1, wherein The driving mechanism comprises a speed reducer and an impeller, the input shaft of the speed reducer is connected with the impeller, and the output shaft of the speed reducer is connected with the rotating pipe.

3. The cleaning apparatus of claim 1, wherein The cleaning assembly further comprises a fixed gear and a movable gear, the fixed gear is arranged at one end of the conveying pipe close to the rotating pipe, and the movable gear is arranged in the rotating seat and meshingly connected with the fixed gear.

4. The cleaning apparatus of claim 1, wherein The cleaning device further comprises a cleaning assembly arranged on the mounting frame, the cleaning assembly comprises a first cleaning mechanism and a second cleaning mechanism, and the first cleaning mechanism and the second cleaning mechanism are arranged at the outer edge of the mounting frame. The first cleaning mechanism comprises at least one elastic scraper, the elastic scraper is arranged at the outer edge of the mounting frame, and the scraping edge of the elastic scraper is arranged on the side away from the mounting frame; the second cleaning mechanism comprises at least one rigid scraper, the rigid scraper is arranged at the outer edge of the mounting frame, and the scraping edge of the rigid scraper is arranged on the side away from the mounting frame; and the scraping force of the rigid scraper is greater than that of the elastic scraper.

5. The cleaning apparatus of claim 4, wherein The first cleaning mechanism further comprises a limiting support which is detachably arranged on the mounting frame, the elastic scraper is arranged on the limiting support and is arranged obliquely relative to the axial direction of the stirring shaft.

6. The cleaning apparatus of claim 5, wherein The first cleaning mechanism further comprises an elastic limiting mechanism and a first mounting plate, the elastic limiting mechanism is arranged on the limiting support, the first mounting plate is connected with the elastic limiting mechanism, and the elastic scraper is arranged on the first mounting plate. The limiting support is a frame structure with a hollow region, and the top and bottom of the limiting support are respectively provided with through holes; the elastic limiting mechanism comprises a limiting rod, a limiting element and an elastic member, the limiting rod is inserted into the through hole and arranged on the limiting support, the limiting rod has opposite first and second ends, the first end is away from the stirring shaft relative to the second end, and the first end is connected with the first mounting plate; the limiting element is located in the hollow region and is sleeved on the outside of the limiting rod; and the elastic member is sleeved on the outer circumferential surface of the limiting rod, one end of the elastic member abuts against the first mounting plate, and the other end of the elastic member abuts against the limiting element.

7. The cleaning apparatus of claim 6, wherein The first end of the limiting rod has a protruding structure, and at least one limiting groove is formed on the side of the first mounting plate corresponding to the limiting rod, and the limiting rod is connected with the first mounting plate through the protruding structure and the limiting groove.

8. The cleaning apparatus of claim 4, wherein The second cleaning mechanism further comprises a second mounting plate, which is arranged at the outer edge of the mounting frame, and the rigid scraper is arranged on the second mounting plate.

9. The cleaning apparatus of claim 8, wherein The rigid scraper comprises a first plate body and a second plate body, the first plate body is arranged on the second mounting plate, the second plate body is fixedly connected with the first plate body and forms an angle with the first plate body, and the second plate body is arranged obliquely relative to the axial direction of the stirring shaft.

10. An evaporation apparatus, characterized by The cleaning device as claimed in any one of claims 1 to 9 is arranged in an evaporator cylinder.

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