Multidirectional cleaning device for cleaning septic tank

Abstract

The utility model relates to the field of cleaning devices, and discloses a multidirectional cleaning device for cleaning a septic tank, which comprises a septic tank body, a base arranged at the top of the septic tank body, a plurality of fixing mechanisms arranged at the bottom of the base and used for fixing the base, a rotating shaft rotatably connected to the bottom of the base, and two threaded rods fixed on the side wall of the rotating shaft, one ends of the two threaded rods are sleeved with sliding rods, the same first scraper is fixed to one ends of the two sliding rods, first adjusting mechanisms used for adjusting the first scraper are arranged on the side walls of the two threaded rods, a connecting rod is fixed to the side wall of the rotating shaft, and a U-shaped base is fixed to the side wall of the connecting rod. According to the utility model, the septic tank body can be quickly fixed through the fixing mechanism, the operation is simple, more time is saved, the working efficiency is improved, the rotating shaft is driven to rotate through the rotating mechanism, the first scraping plate and the second scraping plate are respectively adjusted by matching with the first adjusting mechanism and the second adjusting mechanism, the septic tank is suitable for septic tank bodies with different specifications, and the practicability is high. And the practicability of the device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of cleaning devices, in particular to a multi-directional cleaning device for cleaning septic tanks. Background Art

[0002] A septic tank is a device used to treat feces and sewage. It is usually an underground container made of concrete, plastic or other materials. The main function of a septic tank is to decompose and treat feces and sewage, turning them into harmless substances, thereby achieving the purpose of environmental sanitation and resource utilization. During use, the solid waste and sediment in the septic tank need to be cleaned out, so a cleaning device is needed.

[0003] During use, the septic tank cleaning device usually needs to be fixed on the top of the septic tank. However, the fixing methods between some existing cleaning devices and the septic tank are cumbersome and difficult, which takes a lot of time and reduces work efficiency. Moreover, the diameters of septic tanks on the field vary greatly. Traditional cleaning devices are often only suitable for septic tanks of a specific size and cannot adapt to the cleaning needs of septic tanks of different sizes, reducing the practicality of the device. Utility Model Content

[0004] The utility model aims to solve the shortcomings in the prior art and proposes a multi-directional cleaning device for cleaning a septic tank.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A multi-directional cleaning device for cleaning a septic tank, comprising a septic tank body, a base is arranged on the top of the septic tank body, a plurality of fixing mechanisms for fixing the base are arranged at the bottom of the base, a rotating shaft is rotatably connected to the bottom of the base, the rotating shaft is a cavity structure, and one end of the rotating shaft passes through the top of the base, two threaded rods are fixed to the side wall of the rotating shaft, both of the two threaded rods are cavity structures, one end of the two threaded rods are sleeved with a sliding rod, one end of the two sliding rods is fixed with the same first scraper, the side walls of the two threaded rods are provided with a first adjustment mechanism for adjusting the first scraper, a connecting rod is fixed to the side wall of the rotating shaft, a U-shaped seat is fixed to the side wall of the connecting rod, and the inner wall of the U-shaped seat slides A second scraper is connected, and the bottom of the U-shaped seat and the bottom of the second scraper are in a flush state. The side wall of the second scraper is provided with a second adjustment mechanism for adjusting the second scraper. The top of the base is provided with a rotating mechanism for rotating the rotating shaft. The side wall of the rotating shaft is provided with a flushing mechanism for flushing the septic tank body. During use, the device can be quickly fixed to the septic tank body through the fixing mechanism. The operation is simple, much time is saved, and work efficiency is improved. The rotating shaft is driven to rotate by the rotating mechanism, and the first scraper and the second scraper are adjusted respectively in cooperation with the first adjustment mechanism and the second adjustment mechanism to adapt to septic tank bodies of different specifications, thereby increasing the practicality of the device.

[0007] As a further scheme of the present invention, the fixing mechanism includes a support rod, the bottom of the base is rotatably connected to the support rod, one end of the support rod is rotatably connected to a U-shaped block, and the U-shaped block is an arc-shaped mechanism, a threaded hole is opened on the outer wall of the U-shaped block, and a threaded column is rotatably connected to the outer wall of the U-shaped block, and the threaded column and the threaded hole are adapted, a rotating wheel is fixed to one end of the threaded column, the U-shaped block is stuck into the side wall of the septic tank body, the threaded column is driven to rotate by rotating the rotating wheel, and the U-shaped block and the side wall of the septic tank body are fixed by cooperating with the threaded hole, thereby completing the fixation of the device and the septic tank body, the operation is simple, the structure is stable, a lot of time is saved, and the work efficiency is improved.

[0008] As a further solution of the utility model, the first adjusting mechanism includes a threaded sleeve, the threaded rod side wall sleeve is provided with a threaded sleeve, and the threaded sleeve and the threaded rod are adapted, the threaded rod side wall sleeve is provided with a spring, one end of the spring is fixed on the side wall of the threaded sleeve, and the other end of the spring is rotatably connected to the side wall of the threaded sleeve, and the threaded sleeve is rotated to cooperate with the threaded rod to compress the spring, thereby driving the sliding rod to move along the direction of the threaded rod, thereby driving the first scraper to approach the inner wall of the septic tank body, and under the action of the spring in the two compressed states, the first scraper and the inner wall of the septic tank body fit tightly.

[0009] As a further solution of the present invention, the second adjustment mechanism includes a bolt and a slide groove, the side wall of the U-shaped seat is provided with a slide groove, a bolt is fixed at one end of the second scraper, and the bolt is slidably set in the slide groove, the side wall of the bolt is sleeved with a nut, and the nut and the bolt are adapted, a limiting block is fixed at one end of the inner side wall of the U-shaped seat, and the side wall of the second scraper is provided with a limiting groove, and the limiting groove and the limiting block are adapted, by rotating the nut, the nut is moved away from the second scraper, the limitation between the U-shaped seat and the second scraper is released, the second scraper is moved, and the second scraper slides along the inner wall of the U-shaped seat until one end of the second scraper contacts the inner wall of the septic tank body, and the nut is rotated in the reverse direction to fix the second scraper and the U-shaped seat to complete the adjustment work.

[0010] As a further solution of the present utility model, the rotating mechanism includes a motor, a motor is fixed on the top of the base, the motor output shaft is sleeved with a first bevel gear, one end of the rotating shaft is sleeved with a second bevel gear, and the second bevel gear is meshed with the first bevel gear. The driving motor drives the first bevel gear to rotate, and cooperates with the second bevel gear to drive the rotating shaft to rotate, thereby driving the threaded rod and the connecting rod to rotate, and cooperates with the sliding rod and the U-shaped seat to drive the first scraper to rotate along the inner wall of the septic tank body, and the second scraper rotates along the bottom of the septic tank body, so that the inner wall and the bottom of the septic tank body can be cleaned at the same time, so that different positions of the inner wall of the septic tank body can be cleaned, thereby improving the cleaning effect.

[0011] As a further scheme of the utility model, the flushing mechanism includes a water pump, a water pump is fixed on the top of the base, a first connecting pipe is fixed to the water inlet of the water pump, and one end of the first connecting pipe is rotatably connected to the rotating shaft, a second connecting pipe is fixed to the water outlet of the water pump, and a plurality of third connecting pipes are fixed in a circular shape at equal distances on the side wall of the rotating shaft, and the plurality of third connecting pipes are all connected to the rotating shaft, and a high-pressure nozzle is fixed at one end of the plurality of third connecting pipes, and one end of the second connecting pipe is connected to an external water source, and the water pump is driven to transport external clean water to the rotating shaft through the second connecting pipe and the first connecting pipe, and sprayed out through the plurality of third connecting pipes and the high-pressure nozzle, so as to clean the inside of the septic tank body more thoroughly.

[0012] The beneficial effects of the utility model are:

[0013] 1. During use, the device can be quickly fixed to the septic tank body through the fixing mechanism. It is easy to operate, saves a lot of time, and improves work efficiency.

[0014] 2. The rotating shaft is driven to rotate by the rotating mechanism, and the first scraper and the second scraper are adjusted respectively in cooperation with the first adjusting mechanism and the second adjusting mechanism to adapt to septic tanks of different specifications, thereby increasing the practicality of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1This is a schematic diagram of the structure of a multi-directional cleaning device for cleaning a septic tank proposed by the utility model;

[0016] Figure 2 for Figure 1 A magnified schematic diagram;

[0017] Figure 3 A schematic diagram of a support rod, a U-shaped block, a threaded column and a rotating wheel of a multi-directional cleaning device for cleaning a septic tank proposed by the utility model;

[0018] Figure 4 It is an exploded schematic diagram of a threaded rod, a sliding rod, a threaded sleeve, a spring and a first scraper of a multi-directional cleaning device for cleaning a septic tank proposed by the utility model;

[0019] Figure 5 The utility model provides an exploded schematic diagram of a U-shaped seat, a second scraper, a limiting groove and a limiting block of a multi-directional cleaning device for cleaning a septic tank.

[0020] In the figure: 1. septic tank body; 2. base; 3. support rod; 4. U-shaped block; 5. threaded column; 6. impeller; 7. motor; 8. first connecting pipe; 9. water pump; 10. second connecting pipe; 11. rotating shaft; 12. first bevel gear; 13. second bevel gear; 14. threaded rod; 15. sliding rod; 16. threaded sleeve; 17. spring; 18. first scraper; 19. third connecting pipe; 20. high-pressure nozzle; 21. connecting rod; 22. U-shaped seat; 23. second scraper; 24. limiting groove; 25. limiting block; 26. bolt; 27. nut; 28. slide groove. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0022] Reference Figure 1-Figure 5A multi-directional cleaning device for cleaning a septic tank comprises a septic tank body 1, a base 2 is arranged on the top of the septic tank body 1, a plurality of fixing mechanisms for fixing the base 2 are arranged at the bottom of the base 2, a rotating shaft 11 is rotatably connected to the bottom of the base 2, the rotating shaft 11 is a cavity structure, and one end of the rotating shaft 11 passes through the top of the base 2, two threaded rods 14 are fixed to the side wall of the rotating shaft 11, both of the two threaded rods 14 are cavity structures, one end of the two threaded rods 14 are sleeved with a sliding rod 15, one end of the two sliding rods 15 is fixed with the same first scraper 18, the side walls of the two threaded rods 14 are provided with a first adjustment mechanism for adjusting the first scraper 18, a connecting rod 21 is fixed to the side wall of the rotating shaft 11, a U-shaped seat 22 is fixed to the side wall of the connecting rod 21, and the inner wall of the U-shaped seat 22 is sliding A second scraper 23 is dynamically connected, and the bottom of the U-shaped seat 22 and the bottom of the second scraper 23 are in a flush state. The side wall of the second scraper 23 is provided with a second adjusting mechanism for adjusting the second scraper 23. A rotating mechanism for rotating the rotating shaft 11 is provided on the top of the base 2. The side wall of the rotating shaft 11 is provided with a flushing mechanism for flushing the septic tank body 1. During use, the device can be quickly fixed to the septic tank body 1 through the fixing mechanism. The operation is simple, much time is saved, and work efficiency is improved. The rotating shaft 11 is driven to rotate by the rotating mechanism, and the first scraper 18 and the second scraper 23 are adjusted respectively in cooperation with the first adjusting mechanism and the second adjusting mechanism to adapt to septic tank bodies 1 of different specifications, thereby increasing the practicality of the device.

[0023] Reference Figure 1 and Figure 3 In a preferred embodiment, the fixing mechanism includes a support rod 3, the bottom of the base 2 is rotatably connected to the support rod 3, one end of the support rod 3 is rotatably connected to a U-shaped block 4, and the U-shaped block 4 is an arc-shaped mechanism, a threaded hole is opened on the outer wall of the U-shaped block 4, and a threaded column 5 is rotatably connected to the outer wall of the U-shaped block 4, and the threaded column 5 and the threaded hole are adapted, and a rotating wheel 6 is fixed at one end of the threaded column 5, and the U-shaped block 4 is inserted into the side wall of the septic tank body 1, and the threaded column 5 is driven to rotate by rotating the rotating wheel 6, and the U-shaped block 4 and the side wall of the septic tank body 1 are fixed by cooperating with the threaded hole, thereby completing the fixation of the device and the septic tank body 1, which is simple to operate, stable in structure, saves a lot of time, and improves work efficiency.

[0024] Reference Figure 1 and Figure 4In a preferred embodiment, the first adjusting mechanism includes a threaded sleeve 16, a threaded sleeve 16 is sleeved on the side wall of the threaded rod 14, and the threaded sleeve 16 and the threaded rod 14 are adapted, and a spring 17 is sleeved on the side wall of the threaded rod 14, one end of the spring 17 is fixed on the side wall of the threaded sleeve 16, and the other end of the spring 17 is rotatably connected to the side wall of the threaded sleeve 16. The spring 17 is compressed by rotating the threaded sleeve 16 to cooperate with the threaded rod 14, thereby driving the sliding rod 15 to move along the direction of the threaded rod 14, thereby driving the first scraper 18 to approach the inner wall of the septic tank body 1. Under the action of the spring 17 in the two compressed states, the first scraper 18 and the inner wall of the septic tank body 1 are tightly fitted.

[0025] Reference Figure 4 and Figure 5 In a preferred embodiment, the second adjustment mechanism includes a bolt 26 and a slide groove 28. The side wall of the U-shaped seat 22 is provided with a slide groove 28. A bolt 26 is fixed to one end of the second scraper 23, and the bolt 26 is slidably set in the slide groove 28. A nut 27 is sleeved on the side wall of the bolt 26, and the nut 27 is adapted to the bolt 26. A limiting block 25 is fixed to one end of the inner wall of the U-shaped seat 22, and a limiting groove 24 is provided on the side wall of the second scraper 23, and the limiting groove 24 is adapted to the limiting block 25. By rotating the nut 27, the nut 27 is moved away from the second scraper 23, the limitation between the U-shaped seat 22 and the second scraper 23 is released, and the second scraper 23 is moved to slide along the inner wall of the U-shaped seat 22 until one end of the second scraper 23 contacts the inner wall of the septic tank body 1, and the nut 27 is rotated in the reverse direction to fix the second scraper 23 and the U-shaped seat 22 to complete the adjustment work.

[0026] Reference Figure 1 and Figure 2 In a preferred embodiment, the rotating mechanism includes a motor 7, and the motor 7 is fixed on the top of the base 2. The output shaft of the motor 7 is sleeved with a first bevel gear 12, and one end of the rotating shaft 11 is sleeved with a second bevel gear 13, and the second bevel gear 13 is meshed with the first bevel gear 12. The driving motor 7 drives the first bevel gear 12 to rotate, and cooperates with the second bevel gear 13 to drive the rotating shaft 11 to rotate, thereby driving the threaded rod 14 and the connecting rod 21 to rotate, and cooperates with the sliding rod 15 and the U-shaped seat 22 to drive the first scraper 18 to rotate along the inner wall of the septic tank body 1, and the second scraper 23 rotates along the bottom of the septic tank body 1, so that the inner wall and the bottom of the septic tank body 1 can be cleaned at the same time, so that different positions of the inner wall of the septic tank body 1 can be cleaned, thereby improving the cleaning effect.

[0027] Reference Figure 1 and Figure 4In a preferred embodiment, the flushing mechanism includes a water pump 9, a water pump 9 is fixed on the top of the base 2, a first connecting pipe 8 is fixed to the water inlet of the water pump 9, and one end of the first connecting pipe 8 is rotatably connected to the rotating shaft 11, a second connecting pipe 10 is fixed to the water outlet of the water pump 9, and a plurality of third connecting pipes 19 are fixed in a circular shape at equal distances on the side wall of the rotating shaft 11, and the plurality of third connecting pipes 19 are all connected to the rotating shaft 11, and a high-pressure nozzle 20 is fixed at one end of the plurality of third connecting pipes 19, and one end of the second connecting pipe 10 is connected to an external water source, and the water pump 9 is driven to transport external clean water to the rotating shaft 11 through the second connecting pipe 10 and the first connecting pipe 8, and sprayed out through the plurality of third connecting pipes 19 and the high-pressure nozzle 20, so as to clean the inside of the septic tank body 1 and make it clean more thoroughly.

[0028] Working principle of this embodiment: During the use of the device, the U-shaped block 4 is inserted into the side wall of the septic tank body 1, and the threaded column 5 is rotated by rotating the wheel 6 to match the threaded hole to fix the U-shaped block 4 and the side wall of the septic tank body 1, so as to complete the fixation of the device and the septic tank body 1. The operation is simple, the structure is stable, a lot of time is saved, and the work efficiency is improved. After the fixation is completed, the threaded sleeve 16 is rotated to match the threaded rod 14 to compress the spring 17, thereby driving the slide rod 15 to move along the direction of the threaded rod 14, thereby driving the first scraper 18 to approach the septic tank body 1. The inner wall of the septic tank body 1 is pressed tightly against the first scraper 18 by the action of the spring 17 in two compressed states, and the nut 27 is rotated to move the nut 27 away from the second scraper 23, thereby releasing the fixation between the U-shaped seat 22 and the second scraper 23. According to the diameter of the septic tank body 1, the second scraper 23 is moved to slide along the inner wall of the U-shaped seat 22 until one end of the second scraper 23 contacts the inner wall of the septic tank body 1, and the nut 27 is rotated in the reverse direction to fix the second scraper 23 and the U-shaped seat 22. The adjustment work can be performed on septic tank bodies 1 of different specifications, which improves the practicality of the device. The driving motor 7 drives the first bevel gear 12 to rotate, and cooperates with the second bevel gear 13 to drive the rotating shaft 11 to rotate, thereby driving the threaded rod 14 and the connecting rod 21 to rotate. The threaded rod 14 and the connecting rod 21 rotate in cooperation with the sliding rod 15 and the U-shaped seat 22 to drive the first scraper 18 to rotate along the inner wall of the septic tank body 1, and the second scraper 23 rotates along the bottom of the septic tank body 1, so that the inner wall and the bottom of the septic tank body 1 can be cleaned at the same time. , to achieve cleaning of different positions of the inner wall of the septic tank body 1, thereby improving the cleaning effect. While cleaning, one end of the second connecting pipe 10 is connected to an external water source, and the water pump 9 is driven to transport external clean water to the rotating shaft 11 through the second connecting pipe 10 and the first connecting pipe 8, and is sprayed out through multiple third connecting pipes 19 and high-pressure nozzles 20 to clean the inside of the septic tank body 1, so that it is cleaned more thoroughly. After the cleaning is completed, the sewage inside the septic tank body 1 is pumped out by an external sewage pump to complete the cleaning of the septic tank body 1.

[0029] For ease of description, spatially relative terms such as "above", "above", "on the upper surface of", "above", etc. may be used here to describe the spatial positional relationship between a device or feature and other devices or features as shown in the figure. It should be understood that spatially relative terms are intended to include different orientations of the device in use or operation in addition to the orientation described in the figure. For example, if the device in the accompanying drawings is inverted, the device described as "above other devices or structures" or "above other devices or structures" will be positioned as "below other devices or structures" or "below other devices or structures". Thus, the exemplary term "above" can include both "above" and "below". The device can also be positioned in other different ways (rotated 90 degrees or in other orientations), and the spatially relative descriptions used here are interpreted accordingly.

[0030] It should be noted that the terms used herein are only for describing specific embodiments and are not intended to limit the exemplary embodiments according to the present application. As used herein, unless the context clearly indicates otherwise, the singular form is also intended to include the plural form. In addition, it should be understood that when the terms "comprise" and / or "include" are used in this specification, it indicates the presence of features, steps, operations, devices, components and / or combinations thereof.

[0031] It should be noted that the terms "first", "second", etc. in the specification and claims of the present application and the above-mentioned drawings are used to distinguish similar objects, and are not necessarily used to describe a specific order or sequence. It should be understood that the data used in this way can be interchangeable where appropriate, so that the embodiments of the present application described herein can be implemented in an order other than those illustrated or described herein, for example. In addition, the terms "including" and "having" and any of their variations are intended to cover non-exclusive inclusions, for example, a process, method, system, product or device that includes a series of steps or units is not necessarily limited to those steps or units that are clearly listed, but may include other steps or units that are not clearly listed or inherent to these processes, methods, products or devices.

[0032] The above description is only the preferred embodiment of the utility model, and is not intended to limit the utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A multi-directional cleaning device for cleaning a septic tank, comprising a septic tank body (1), characterized in that: The top of the septic tank body (1) is provided with a base (2), and the bottom of the base (2) is provided with a plurality of fixing mechanisms for fixing the base (2). The bottom of the base (2) is rotatably connected with a rotating shaft (11), and the rotating shaft (11) is a cavity structure, and one end of the rotating shaft (11) passes through the top of the base (2). Two threaded rods (14) are fixed to the side wall of the rotating shaft (11), and the two threaded rods (14) are both cavity structures. One end of the two threaded rods (14) is sleeved with a sliding rod (15), and one end of the two sliding rods (15) is fixed with the same first scraper (18), and the side walls of the two threaded rods (14) are provided with a plurality of fixing mechanisms for fixing the base (2). The first adjustment mechanism of the first scraper (18), the side wall of the rotating shaft (11) is fixed with a connecting rod (21), the side wall of the connecting rod (21) is fixed with a U-shaped seat (22), the inner side wall of the U-shaped seat (22) is slidably connected with a second scraper (23), and the bottom of the U-shaped seat (22) and the bottom of the second scraper (23) are in a flush state, the side wall of the second scraper (23) is provided with a second adjustment mechanism for adjusting the second scraper (23), the top of the base (2) is provided with a rotating mechanism for rotating the rotating shaft (11), and the side wall of the rotating shaft (11) is provided with a flushing mechanism for flushing the septic tank body (1) provided on the top of the base (2).

2. The multi-directional cleaning device for cleaning a septic tank according to claim 1, characterized in that: The fixing mechanism comprises a support rod (3), the bottom of the base (2) is rotatably connected to the support rod (3), one end of the support rod (3) is rotatably connected to a U-shaped block (4), and the U-shaped block (4) is an arc-shaped mechanism, a threaded hole is provided on the outer wall of the U-shaped block (4), a threaded column (5) is rotatably connected to the outer wall of the U-shaped block (4), and the threaded column (5) and the threaded hole are adapted, and a rotating wheel (6) is fixed to one end of the threaded column (5).

3. The multi-directional cleaning device for cleaning a septic tank according to claim 1, characterized in that: The first adjustment mechanism comprises a threaded sleeve (16), the side wall of the threaded rod (14) is sleeved with the threaded sleeve (16), and the threaded sleeve (16) and the threaded rod (14) are adapted to each other, the side wall of the threaded rod (14) is sleeved with a spring (17), one end of the spring (17) is fixed to the side wall of the threaded sleeve (16), and the other end of the spring (17) is rotatably connected to the side wall of the threaded sleeve (16).

4. The multi-directional cleaning device for cleaning a septic tank according to claim 1, characterized in that: The second adjustment mechanism comprises a bolt (26) and a slide groove (28); the side wall of the U-shaped seat (22) is provided with a slide groove (28); one end of the second scraper (23) is fixed with a bolt (26), and the bolt (26) is slidably arranged in the slide groove (28); the side wall of the bolt (26) is sleeved with a nut (27), and the nut (27) and the bolt (26) are adapted; a limiting block (25) is fixed to one end of the inner side wall of the U-shaped seat (22); the side wall of the second scraper (23) is provided with a limiting groove (24), and the limiting groove (24) and the limiting block (25) are adapted.

5. The multi-directional cleaning device for cleaning a septic tank according to claim 1, characterized in that: The rotating mechanism comprises a motor (7), the motor (7) is fixed on the top of the base (2), the output shaft of the motor (7) is sleeved with a first bevel gear (12), one end of the rotating shaft (11) is sleeved with a second bevel gear (13), and the second bevel gear (13) is meshed with the first bevel gear (12).

6. The multi-directional cleaning device for cleaning a septic tank according to claim 1, characterized in that: The flushing mechanism comprises a water pump (9), the water pump (9) is fixed on the top of the base (2), a first connecting pipe (8) is fixed to the water inlet of the water pump (9), and one end of the first connecting pipe (8) is rotatably connected to the rotating shaft (11), a second connecting pipe (10) is fixed to the water outlet of the water pump (9), a plurality of third connecting pipes (19) are fixed to the side wall of the rotating shaft (11) at equal distances in a circular shape, and the plurality of third connecting pipes (19) are all connected to the rotating shaft (11), and a high-pressure nozzle (20) is fixed to one end of the plurality of third connecting pipes (19).

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