Continuous and efficient stirring device for biological reagent production

Abstract

The utility model belongs to the technical field of biological reagent production, and particularly relates to a continuous and efficient stirring device for biological reagent production, which comprises a supporting mechanism, a stirring and discharging mechanism, a first driving mechanism, a second driving mechanism, a water tank and a fan. When biological reagent raw materials in one stirring barrel are mixed and stirred, the stirring and discharging mechanism is rotated to enable the other stirring barrel to rotate to the position below a discharging pipe of the material containing barrel, the stirring barrels can be alternated, and after the stirring barrels are alternated, the raw materials can be continuously added into the stirring barrels to be mixed and stirred. Continuous feeding and stirring are achieved, the stirring and mixing efficiency is improved, a first driving mechanism is arranged, a first servo motor is controlled to drive a stirring and discharging mechanism to rotate by 120 degrees, so that stirring barrels are alternated, a second driving mechanism is arranged, a second servo motor is controlled to drive stirring blades to rotate, and the stirring and mixing efficiency is improved. Therefore, the liquid in the stirring barrel is mixed and stirred at the same time.

Description

TECHNICAL FIELD

[0001] The utility model belongs to biological reagent production technical field, specifically relates to continuous high -efficient biological reagent production stirring device. BACKGROUND

[0002] Biological reagent refers to biological material or organic compound about life science research, and reagent for clinical diagnosis, medical research, and biological reagent often needs to be mixed and stirred according to certain proportion in production process to different raw materials, the existing biological reagent stirring device when completing the stirring of mixed liquid in stirring barrel and pouring it, the liquid remaining in the stirring barrel can influence the purity of mixed liquid next time, even pollute new reagent, need to clean in time, but cleaning the stirring barrel will influence the continuity of stirring, reduce the efficiency of stirring and mixing. CONTENT OF THE UTILITY MODEL

[0003] The utility model aims at providing continuous high -efficient biological reagent production stirring device, and solves the problems in prior art.

[0004] The technical scheme adopted by the utility model is as follows:

[0005] Continuous high -efficient biological reagent production stirring device, comprising:

[0006] Supporting mechanism, a plurality of material containing barrels are arranged above the supporting mechanism;

[0007] Stirring and discharging mechanism, the stirring and discharging mechanism is arranged above the supporting mechanism, and rotating the stirring and discharging mechanism is used to rotate when biological reagent raw material completes stirring;

[0008] First drive mechanism, the first drive mechanism is arranged at the top of the supporting mechanism, and the first drive mechanism is used to drive the stirring and discharging mechanism to rotate;

[0009] Second drive mechanism, the second drive mechanism is arranged at the bottom of the stirring and discharging mechanism and inside the stirring and discharging mechanism, and the second drive mechanism is used to drive the raw material inside the stirring and discharging mechanism to stir;

[0010] Water tank, the water tank is arranged above the stirring and discharging mechanism, and the water tank is used to clean the inner wall of the stirring and discharging mechanism;

[0011] Fan, the fan is arranged above the stirring and discharging mechanism, and the fan is used to air dry the inner wall of the stirring and discharging mechanism.

[0012] In a preferred scheme, the supporting mechanism comprises a base plate, support columns, a workbench, a support cylinder, a limiting ring and a support plate, the top surface of the base plate is fixedly provided with a plurality of support columns, the top surface of the support column is fixedly provided with a workbench, the top surface of the workbench is fixedly provided with a support cylinder, the inner wall of the support cylinder is fixedly provided with a limiting ring, the top of the support cylinder is provided with a support plate, the inside of the support plate is provided with a first annular groove matched with the support cylinder, the support cylinder is rotatably connected with the support plate through the first annular groove, the inside of the support plate is provided with a second annular groove matched with the limiting ring, and the limiting ring is rotatably connected with the support plate through the second annular groove. The first annular groove and the second annular groove are in communication.

[0013] In a preferred scheme, the stirring and discharging mechanism comprises stirring barrels, discharging pipes and valves, the top surface of the support plate is fixedly provided with three stirring barrels in a circumferential array, the stirring barrel comprises a first barrel body, a second barrel body and a third barrel body, the outer side of the first barrel body, the second barrel body and the third barrel body is communicated with a discharging pipe, and the discharging pipe is provided with a valve.

[0014] In a preferred scheme, the first driving mechanism comprises a first servo motor, a first bevel gear and a second bevel gear, the top surface of the workbench is fixedly provided with a first servo motor, the output end of the first servo motor is fixedly provided with a first bevel gear, the outer side of the first bevel gear is engaged with a second bevel gear, and the support plate penetrates through the second bevel gear and is fixedly connected with the second bevel gear.

[0015] In a preferred scheme, the second driving mechanism comprises a second servo motor, a driving gear, a driven gear, a rotating rod and stirring blades, the top surface of the base plate is fixedly provided with a second servo motor, the output end of the second servo motor penetrates through the workbench and is rotatably connected with the workbench, the output end of the second servo motor is fixedly provided with a driving gear, the outer side of the driving gear is engaged with three driven gears, the bottom surface of the driving gear is rotatably connected with the workbench, the top surface of the driven gear is fixedly provided with a rotating rod, the outer side of the rotating rod is fixedly provided with a plurality of stirring blades, the rotating rod penetrates through the support plate and is rotatably connected with the support plate, and the rotating rod penetrates through the first barrel body, the second barrel body and the third barrel body and is rotatably connected with the first barrel body, the second barrel body and the third barrel body through sealing bearings.

[0016] In a preferred scheme, the top surface of the workbench is provided with a mounting mechanism, the mounting mechanism comprises a first L-shaped mounting plate, a second L-shaped mounting plate and a third L-shaped mounting plate, the top surface of the workbench is fixedly provided with the first L-shaped mounting plate, the second L-shaped mounting plate and the third L-shaped mounting plate in a circumferential array, the top surface of the horizontal part of the first L-shaped mounting plate is fixedly provided with a plurality of material containing cylinders, the top surface of the horizontal part of the second L-shaped mounting plate is fixedly provided with a water tank and a water pump, and the bottom surface of the horizontal part of the third L-shaped mounting plate is fixedly provided with a fan.

[0017] The technical effects achieved by this utility model are as follows:

[0018] This invention features a mixing and discharging mechanism. When the biological reagent raw materials in one mixing tank are fully mixed, the mixing and discharging mechanism is rotated to move the other mixing tank below the discharge pipe of the material container. The remaining mixing tanks are moved to the bottom of the water tank and the blower, respectively. This allows for the rotation of the mixing tanks. After the mixing tanks are rotated, raw materials can be added to the mixing tanks for mixing, achieving continuous feeding and mixing. At the same time, the residual liquid inside the other mixing tanks is cleaned, and the inside of the mixing tanks is dried, improving the efficiency of mixing.

[0019] This utility model, by setting a first driving mechanism, controls a first servo motor to drive a first bevel gear to rotate, which in turn drives a second bevel gear to rotate until the second bevel gear rotates 120 degrees. The rotation of the second bevel gear drives the support plate to rotate, and the rotation of the support plate drives the mixing and discharging mechanism to rotate 120 degrees, thereby realizing the rotation of the mixing tank.

[0020] This invention, by setting a second driving mechanism, allows the second servo motor to drive the active gear to rotate when the first bevel gear stops rotating, thereby driving the three driven gears to rotate simultaneously. The rotation of the driven gears drives the rotating rod and stirring blades to rotate, thus simultaneously mixing and stirring the liquid inside the mixing tank. Attached Figure Description

[0021] Figure 1 This is a schematic diagram of the main structure of this utility model;

[0022] Figure 2 This is a schematic diagram of the support mechanism and installation mechanism of this utility model;

[0023] Figure 3 This is a cross-sectional structural diagram of the support mechanism, the first drive mechanism, and the second drive mechanism of this utility model;

[0024] Figure 4 This is a cross-sectional structural diagram of the support cylinder, limiting ring, and support plate of this utility model.

[0025] The attached diagram lists the components represented by each number as follows:

[0026] 100. Support mechanism; 101. Base plate; 102. Support column; 103. Workbench; 104. Support cylinder; 105. Limiting ring; 106. Support plate;

[0027] 200. Mixing and discharging mechanism; 201. Mixing tank; 202. Discharge pipe; 203. Valve;

[0028] 300, First drive mechanism; 301, First servo motor; 302, First bevel gear; 303, Second bevel gear;

[0029] 400, second driving mechanism; 401, second servo motor; 402, driving gear; 403, driven gear; 404, rotating rod; 405, stirring blade;

[0030] 500, mounting mechanism; 501, first L-shaped mounting plate; 502, second L-shaped mounting plate; 503, third L-shaped mounting plate;

[0031] 600, material containing cylinder; 700, water tank; 800, water pump; 900, fan. DETAILED DESCRIPTION

[0032] In order to make the above objectives, features and advantages of the present application more apparent, a detailed description of the specific embodiments of the present application will be given below with reference to the accompanying drawings.

[0033] In the following description, a large number of specific details are set forth in order to facilitate a thorough understanding of the present application, but the present application can also be implemented in other ways different from those described herein, and those skilled in the art can make similar generalizations without departing from the spirit of the present application, so the present application is not limited to the specific embodiments disclosed below.

[0034] Secondly, "one embodiment" or "embodiment" referred to herein means that a specific feature, structure or characteristic can be included in at least one implementation of the present application. "In a preferred embodiment" appearing in different places in the specification does not mean the same embodiment, nor is it an embodiment that is independent or alternative to other embodiments.

[0035] Thirdly, the present application is described in detail in conjunction with the schematic diagram, and in the detailed description of the embodiments of the present application, the cross-sectional view of the device structure is partially enlarged without the general proportion for the convenience of description, and the schematic diagram is only an example, which should not limit the scope of protection of the present application. In addition, the three-dimensional spatial dimensions including length, width and depth should be included in actual manufacture.

[0036] Please refer to the accompanying Figure 1 As shown in the accompanying drawings, the present application provides a continuous and efficient stirring device for biological reagent production, which comprises a supporting mechanism 100, a stirring and discharging mechanism 200, a first driving mechanism 300, a second driving mechanism 400, a water tank 700 and a fan 900. A plurality of material containing cylinders 600 are arranged above the supporting mechanism 100, the number of the material containing cylinders 600 is at least two, the outer surface of the material containing cylinder 600 is provided with a scale line, and the bottom surface of the material containing cylinder 600 is communicated with a discharge pipe, and an electromagnetic valve is installed on the discharge pipe. The raw materials of the biological reagent are classified and sequentially loaded into the inside of the material containing cylinder 600, and the quantitative addition of the raw materials can be realized by controlling the electromagnetic valve in cooperation with the scale line.

[0037] In a preferred embodiment, please refer to Figures 1 to 4 The support mechanism 100 is composed of a bottom plate 101, a support column 102, a workbench 103, a support cylinder 104, a limiting ring 105 and a support plate 106. The top surface of the bottom plate 101 is fixedly provided with a plurality of support columns 102. The top surface of the support column 102 is fixedly provided with the workbench 103. The top surface of the workbench 103 is fixedly provided with the support cylinder 104. The inner wall of the support cylinder 104 is fixedly provided with the limiting ring 105. The top of the support cylinder 104 is provided with the support plate 106. The inside of the support plate 106 is provided with a first annular groove matching the support cylinder 104. The support cylinder 104 is rotatably connected with the support plate 106 through the first annular groove. The support cylinder 104 is used for supporting the support plate 106. The inside of the support plate 106 is provided with a second annular groove matching the limiting ring 105. The limiting ring 105 is rotatably connected with the support plate 106 through the second annular groove. The first annular groove and the second annular groove are in communication. The limiting ring 105 can avoid the support plate 106 from moving up and down when the support plate 106 rotates.

[0038] In a preferred embodiment, please refer to Figures 1 to 3 The support mechanism 100 is provided above with a stirring and discharging mechanism 200. The stirring and discharging mechanism 200 is composed of a stirring barrel 201, a discharging pipe 202 and a valve 203. The top surface of the support plate 106 is fixedly provided with three stirring barrels 201 in a circumferential array. The stirring barrel 201 includes a first barrel body, a second barrel body and a third barrel body. The inside bottom surface of the stirring barrel 201 is centrally provided with a circular truncated cone body which is high in the middle and low around. The outside of the first barrel body, the second barrel body and the third barrel body is communicated with the discharging pipe 202. The discharging pipe 202 is installed with the valve 203.

[0039] In this embodiment, the external collecting device is placed on the top surface of the workbench 103. The collecting device can collect the liquid flowing out of the discharging pipe 202. When the discharging pipe of the material containing cylinder 600 is aligned to one of the stirring barrels 201, the electromagnetic valve is opened to drive the raw materials into the inside of the stirring barrel 201 to mix the raw materials. The stirring and discharging mechanism 200 rotates with the support plate 106 by one hundred and twenty degrees to align the discharging pipe to the next stirring barrel 201, so as to realize the rotation of the stirring barrels 201.

[0040] In a preferred embodiment, please refer to Figures 1 to 3 The top of the support mechanism 100 is provided with a first driving mechanism 300. The first driving mechanism 300 is composed of a first servo motor 301, a first bevel gear 302 and a second bevel gear 303. The top surface of the workbench 103 is fixedly installed with the first servo motor 301. The output end of the first servo motor 301 is fixedly provided with the first bevel gear 302. The outside of the first bevel gear 302 is engaged with the second bevel gear 303. The support plate 106 penetrates through the second bevel gear 303 and is fixedly connected with the second bevel gear 303.

[0041] In this embodiment, the first bevel gear 302 is driven to rotate by the first servo motor 301, and the second bevel gear 303 is driven to rotate until it rotates 120 degrees, and the support plate 106 is driven to rotate by the rotation of the second bevel gear 303, and the stirring and discharging mechanism 200 is driven to rotate 120 degrees by the rotation of the support plate 106, so as to realize the rotation of the stirring barrels 201.

[0042] In a preferred embodiment, please refer to Figures 1 to 3 The bottom of the stirring and discharging mechanism 200 and the inside of the stirring and discharging mechanism 200 are provided with a second driving mechanism 400, which is composed of a second servo motor 401, a driving gear 402, a driven gear 403, a rotating rod 404 and stirring blades 405. The top surface of the bottom plate 101 is fixedly installed with the second servo motor 401. The output end of the second servo motor 401 penetrates the workbench 103 and is rotatably connected with the workbench 103. The output end of the second servo motor 401 is fixedly provided with the driving gear 402. The outer side of the driving gear 402 is engaged with three driven gears 403. The bottom surface of the driving gear 402 is rotatably connected with the workbench 103. The top surface of the driven gear 403 is fixedly provided with the rotating rod 404. The outer side of the rotating rod 404 is fixedly provided with a plurality of stirring blades 405. The stirring blades 405 are arranged in the inside of the stirring barrel 201. The rotating rod 404 penetrates the support plate 106 and is rotatably connected with the support plate 106. The rotating rod 404 penetrates the first barrel body, the second barrel body and the third barrel body and is rotatably connected with the first barrel body, the second barrel body and the third barrel body through the sealing bearings.

[0043] In this embodiment, when the first bevel gear 302 stops rotating, the driving gear 402 is driven to rotate by the second servo motor 401, which can drive the three driven gears 403 to rotate at the same time. The driven gears 403 are driven to rotate by the rotating rod 404 and the stirring blades 405, so as to simultaneously mix and stir the liquid in the inside of the stirring barrel 201.

[0044] In a preferred embodiment, please refer to Figures 1 to 3, the top surface of the workbench 103 is provided with a mounting mechanism 500, the mounting mechanism 500 is composed of a first L-shaped mounting plate 501, a second L-shaped mounting plate 502 and a third L-shaped mounting plate 503, the top surface of the workbench 103 is fixedly provided with the first L-shaped mounting plate 501, the second L-shaped mounting plate 502 and the third L-shaped mounting plate 503 in a circumferential array, the top surface of the transverse part of the first L-shaped mounting plate 501 is fixedly connected with the bottom surfaces of a plurality of material containing barrels 600, the blanking pipe penetrates through the first L-shaped mounting plate 501 and is fixedly connected with the first L-shaped mounting plate 501, the top surface of the transverse part of the second L-shaped mounting plate 502 is fixedly provided with a water tank 700 and a water pump 800, the input end of the water pump 800 is communicated with the water tank 700, the output end of the water pump 800 is communicated with a liquid outlet pipe, the water pump 800 can pump out the water in the water tank 700 and spray the water out along the liquid outlet pipe when the water pump 800 works normally, the liquid outlet pipe penetrates through the transverse part of the second L-shaped mounting plate 502 and is fixedly connected with the second L-shaped mounting plate 502, the bottom surface of the transverse part of the third L-shaped mounting plate 503 is fixedly provided with a fan 900, the output end of the fan 900 is communicated with an air outlet pipe, when the blanking pipe is aligned with the top of one of the stirring barrels 201, the liquid outlet pipe and the air outlet pipe are aligned with the tops of the remaining two stirring barrels 201 respectively.

[0045] The working principle of the utility model is as follows:

[0046] When the device is used, the blanking pipe, the liquid outlet pipe and the air outlet pipe are aligned with the first barrel body, the second barrel body and the third barrel body respectively, the raw materials of the biological reagent are classified and sequentially loaded into the material containing barrels 600, the water tank 700 is filled with water, the raw materials are quantitatively added into the first barrel body, the second servo motor 401 drives the stirring blade 405 to rotate at the same time, so that the mixed liquid in the first barrel body is stirred, when the stirring is completed, the valve 203 of the first barrel body is opened, so that the stirred liquid flows out along the discharge pipe 202, the liquid is collected by the external collecting device, and then the second servo motor 401 and the valve 203 of the first barrel body are closed.

[0047] The first servo motor 301 drives the stirring and discharging mechanism 200 to rotate 120 degrees, so as to realize rotation of the stirring barrel 201. At this time, the feeding pipe, the liquid outlet pipe and the air outlet pipe are respectively aligned to the third barrel, the first barrel and the second barrel. The material containing cylinder 600 is used to add a certain amount of raw materials into the third barrel. The water pump 800 is controlled to pump the water in the water tank 700 into the first barrel. The second servo motor 401 drives the stirring blades 405 to rotate simultaneously, so as to respectively stir the mixed liquid in the third barrel and clean the liquid adhered to the inner wall of the first barrel. During the cleaning process, the valve 203 of the first barrel can be opened, and the liquid flowing out of the valve 203 can be collected by an external collecting device. Then, the valve 203 is closed, and the water pump 800 is controlled to spray water into the first barrel, so as to replace the water in the first barrel. The above operation is repeated, so that the third barrel completes the stirring of the mixed liquid, the first barrel completes the cleaning of the inner wall during the stirring of the third barrel, the valves 203 of the third barrel and the first barrel are opened, and the liquid flowing out of the discharging pipe 202 is respectively collected by an external collecting device. When the collection is completed, the second servo motor 401, the valve 203 of the third barrel and the valve 203 of the first barrel are closed.

[0048] The first servo motor 301 drives the stirring and discharging mechanism 200 to rotate 120 degrees, so as to realize rotation of the stirring barrel 201. At this time, the feeding pipe, the liquid outlet pipe and the air outlet pipe are respectively aligned to the third barrel, the first barrel and the second barrel. The material containing cylinder 600 is used to add a certain amount of raw materials into the third barrel. The water pump 800 is controlled to pump the water in the water tank 700 into the first barrel. The second servo motor 401 drives the stirring blades 405 to rotate simultaneously, so as to respectively stir the mixed liquid in the third barrel and clean the liquid adhered to the inner wall of the first barrel. During the cleaning process, the valve 203 of the first barrel can be opened, and the liquid flowing out of the valve 203 can be collected by an external collecting device. Then, the valve 203 is closed, and the water pump 800 is controlled to spray water into the first barrel, so as to replace the water in the first barrel. The above operation is repeated, so that the third barrel completes the stirring of the mixed liquid, the first barrel completes the cleaning of the inner wall during the stirring of the third barrel, the valves 203 of the third barrel and the first barrel are opened, and the liquid flowing out of the discharging pipe 202 is respectively collected by an external collecting device. When the collection is completed, the second servo motor 401, the valve 203 of the third barrel and the valve 203 of the first barrel are closed.

[0049] The above only is the preferred embodiment of the utility model, it should be pointed out, for ordinary skilled person in the art, without departing from the principle of the utility model, can make a number of improvements and refinements, these improvements and refinements also should be considered the protection scope of the utility model.The structure, device and operating method not specifically described and explained in the utility model, are implemented according to conventional means in the art, unless specifically described and limited.

Claims

1. A stirring device for continuous and efficient production of biological reagents, characterized in that: include: A support mechanism (100) is provided above the support mechanism (100) with a plurality of material holding cylinders (600). A stirring and discharging mechanism (200) is provided above the support mechanism (100). The stirring and discharging mechanism (200) is rotated to rotate the raw materials of the biological reagent after stirring is completed. The first driving mechanism (300) is disposed on the top of the support mechanism (100) and is used to drive the mixing and discharging mechanism (200) to rotate. The second drive mechanism (400) is disposed at the bottom of the mixing and discharging mechanism (200) and inside the mixing and discharging mechanism (200). The second drive mechanism (400) is used to drive the raw materials inside the mixing and discharging mechanism (200) to mix. A water tank (700) is provided above the mixing and discharging mechanism (200) and is used to clean the inner wall of the mixing and discharging mechanism (200). A blower (900) is disposed above the mixing and discharging mechanism (200) and is used to dry the inner wall of the mixing and discharging mechanism (200).

2. The stirring device for continuous and efficient biological reagent production according to claim 1, characterized in that: The support mechanism (100) includes a base plate (101), support columns (102), a worktable (103), a support cylinder (104), a limiting ring (105), and a support plate (106). Multiple support columns (102) are fixedly mounted on the top surface of the base plate (101). A worktable (103) is fixedly mounted on the top surface of each support column (102). A support cylinder (104) is fixedly mounted on the top surface of the worktable (103). A limiting ring is fixedly mounted on the inner wall of the support cylinder (104). (105) A support plate (106) is provided on the top of the support cylinder (104). The support plate (106) has a first annular groove adapted to the support cylinder (104) inside. The support cylinder (104) is rotatably connected to the support plate (106) through the first annular groove. The support plate (106) has a second annular groove adapted to the limiting ring (105) inside. The limiting ring (105) is rotatably connected to the support plate (106) through the second annular groove. The first annular groove and the second annular groove are connected.

3. The stirring device for continuous and efficient biological reagent production according to claim 2, characterized in that: The mixing and discharging mechanism (200) includes a mixing tank (201), a discharge pipe (202), and a valve (203). Three mixing tanks (201) are fixedly arranged in a circular array on the top surface of the support plate (106). The mixing tank (201) includes a first tank body, a second tank body, and a third tank body. The discharge pipe (202) is connected to the outside of the first tank body, the second tank body, and the third tank body. A valve (203) is installed on the discharge pipe (202).

4. The stirring device for continuous and efficient biological reagent production according to claim 2, characterized in that: The first drive mechanism (300) includes a first servo motor (301), a first bevel gear (302), and a second bevel gear (303). The first servo motor (301) is fixedly installed on the top surface of the worktable (103). The first bevel gear (302) is fixedly installed at the output end of the first servo motor (301). The second bevel gear (303) meshes with the outer side of the first bevel gear (302). The support plate (106) passes through the second bevel gear (303) and is fixedly connected to the second bevel gear (303).

5. The stirring device for continuous and efficient biological reagent production according to claim 3, characterized in that: The second drive mechanism (400) includes a second servo motor (401), a drive gear (402), a driven gear (403), a rotating rod (404), and a stirring blade (405). The second servo motor (401) is fixedly installed on the top surface of the base plate (101). The output end of the second servo motor (401) passes through the worktable (103) and is rotatably connected to the worktable (103). The drive gear (402) is fixedly installed at the end of the output end of the second servo motor (401). The drive gear (402) is externally... Three driven gears (403) are engaged on the side. The bottom surface of the driving gear (402) is rotatably connected to the worktable (103). A rotating rod (404) is fixedly installed on the top surface of the driven gear (403). Multiple stirring blades (405) are fixedly installed on the outside of the rotating rod (404). The rotating rod (404) passes through the support plate (106) and is rotatably connected to the support plate (106). The rotating rod (404) passes through the first barrel, the second barrel and the third barrel and is rotatably connected to the first barrel, the second barrel and the third barrel respectively through sealed bearings.

6. The stirring device for continuous and efficient biological reagent production according to claim 2, characterized in that: The top surface of the workbench (103) is provided with an installation mechanism (500), which includes a first L-shaped installation plate (501), a second L-shaped installation plate (502) and a third L-shaped installation plate (503). The top surface of the workbench (103) is arranged in a circular array with the first L-shaped installation plate (501), the second L-shaped installation plate (502) and the third L-shaped installation plate (503) fixedly installed. The top surface of the horizontal part of the first L-shaped installation plate (501) is fixedly provided with a plurality of material containers (600). The top surface of the horizontal part of the second L-shaped installation plate (502) is fixedly installed with a water tank (700) and a water pump (800). The bottom surface of the horizontal part of the third L-shaped installation plate (503) is fixedly installed with a fan (900).

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