CN222766908U - Storage barrel cleaning equipment - Google Patents

Abstract

The utility model provides a storage barrel cleaning equipment, is provided with the wash bin, is used for with the storage barrel follow the outside upset of wash bin extremely the inside bucket mechanism that turns over of wash bin and the cleaning arm that is used for carrying out 360 ゚ to the outer wall and the inner wall of storage barrel and spray the washing, turn over the bucket mechanism assemble in the outside of wash bin, the cleaning arm assemble in the wash bin. According to the storage barrel cleaning equipment, the storage barrel is turned over by the barrel turning mechanism and is sent into the cleaning bin, then the cleaning arm sprays and washes the inside and the outside of the storage barrel in 360 ゚ degrees without dead angles, and the storage barrel is turned over and taken out after the cleaning is finished. This storage barrel cleaning equipment can be with the automatic upset of storage barrel and carry out 360 ゚ to the inside and the outside of storage barrel and wash no dead angle and wash, improves and washs the cleanliness factor and reduces artifical input.

Description

Storage barrel cleaning equipment

Technical Field

The utility model belongs to the technical field of container cleaning equipment, and particularly relates to storage barrel cleaning equipment.

Background

The storage barrel is a barrel body for containing substances such as solution, solid powder and the like, and is recycled, and the storage barrel is required to be cleaned before recycling, so that the quality of the next batch is prevented from being influenced by the residue of the last batch of substances. Taking an electrolyte barrel as an example, when the electrolyte is taken as a necessary raw material of a battery, the electrolyte has extremely high requirements on the quality of the electrolyte barrel, and the impurity requirements are in parts per million (namely ppm). Therefore, in order to achieve the purpose of recycling the electrolyte tank and simultaneously ensuring the quality of the electrolyte, the electrolyte tank must be cleaned to reduce the impurity content in the tank and prevent the residue of the electrolyte in the previous batch in the tank from affecting the quality of the electrolyte in the next batch. When the electrolyte barrel is cleaned, the inner wall and the outer wall of the electrolyte barrel are required to be cleaned, and the cleaning requirements of the inner wall and the outer wall are different. The common cleaning mode in the prior art is to clean the inner wall firstly by a worker opening a cover on the opening of the electrolyte barrel, then injecting cleaning water into the electrolyte barrel, then brushing the inner wall of the electrolyte barrel by a long handle brush, and then pouring out the water in the electrolyte barrel, so that the inside of the electrolyte barrel can be cleaned after repeated times. Although chinese patent publication No. CN215236572U discloses an electrolyte tank cleaning device, the patent only solves the problems of pumping and drying the electrolyte and does not solve the cleaning problem of the electrolyte tank.

Therefore, in order to solve the deficiencies of the prior art, it is necessary to provide a storage tub cleaning apparatus.

Disclosure of utility model

The utility model aims to avoid the defects of the prior art and provide a storage barrel cleaning device. This storage barrel cleaning equipment can be with the automatic upset of storage barrel and carry out 360 ゚ to the inside and the outside of storage barrel and wash no dead angle and wash, improves and washs the cleanliness factor and reduces artifical input.

The above object of the present utility model is achieved by the following technical measures:

The utility model provides a storage barrel cleaning equipment is provided with the wash bin, is used for with the storage barrel follow the outside upset of wash bin extremely the inside bucket mechanism that turns over of wash bin and be used for carrying out 360 ゚ to the outer wall and the inner wall of storage barrel and spray the cleaning arm that washes, turn over the bucket mechanism assemble in the outside of wash bin, the cleaning arm assemble in the wash bin.

Preferably, the cleaning arm is provided with an inner arm mechanism for cleaning the inner and outer surfaces of the storage barrel through lifting and 360 ゚ rotation and an outer arm mechanism for cleaning the outer surface of the storage barrel through 360 ゚ rotation, the outer arm mechanism is rotatably assembled on the upper part of the cleaning bin, and the inner arm mechanism is assembled on the lower part of the cleaning bin.

Preferably, the inner arm mechanism is provided with a first arm body, a first rotary driving assembly, a first supporting frame, a lifting driving assembly and a lifting driving assembly, wherein the first rotary driving assembly is used for driving the first arm body to rotate by 360 ゚ degrees, the lifting driving assembly is used for driving the first arm body and the first rotary driving assembly to integrally lift, the lifting driving assembly is fixedly assembled at the bottom of the cleaning bin, the first supporting frame is fixedly assembled at the movable end of the lifting driving assembly, the first rotary driving assembly is fixedly connected with the first supporting frame, one end of the first arm body is in transmission connection with the first rotary driving assembly, and the other end of the first arm body penetrates through the inside from the bottom of the cleaning bin.

Preferably, the outer arm mechanism is provided with a second arm body, a second rotary driving assembly and a second supporting frame, wherein the second rotary driving assembly and the second supporting frame are used for driving the second arm body to rotate 360 ゚, the second supporting frame is fixedly assembled at the top of the cleaning bin, the second rotary driving assembly is fixedly assembled at the second supporting frame, the second arm body is in transmission connection with the second rotary driving assembly, and the second arm body penetrates through the inside of the cleaning bin from the top of the cleaning bin.

Preferably, the second arm body is provided with a main pipe, a first sub-pipe for cleaning the lower bottom surface of the storage barrel and a second sub-pipe for cleaning the side wall of the storage barrel, two ends of the first sub-pipe are respectively communicated with the main pipe and the second sub-pipe in a sealing manner, and the main pipe is connected with the second rotary driving assembly in a transmission manner.

Preferably, the first sub-tube is perpendicular to the main tube and the second sub-tube, and the first sub-tube and the second sub-tube rotate 360 ゚ about the main tube as a central axis.

Preferably, the second arm body is provided with a plurality of spray heads, and the spray heads are distributed in the first sub-pipe and the second sub-pipe.

Preferably, the first arm body is provided with a first liquid inlet piece, a first connecting shaft tube, a cleaning tube and a first sleeve, the first liquid inlet piece is connected with the cleaning liquid conveying tube, the first connecting shaft tube is rotatably assembled in the first liquid inlet piece, the first connecting shaft tube is fixedly connected with the cleaning tube in a sealing manner, the first sleeve is fixedly connected with the first support frame, and the cleaning tube rotatably penetrates through the first sleeve.

Preferably, the second arm body is further provided with a second liquid inlet piece, a second connecting shaft tube and a second sleeve, the second liquid inlet piece is connected with the cleaning liquid conveying pipe, the second connecting shaft tube is rotatably assembled in the second liquid inlet piece, the second connecting shaft tube is fixedly connected with the main pipe in a sealing manner, the second sleeve is fixedly connected with the second support frame, and the main pipe rotatably penetrates through the second sleeve.

Preferably, the first connecting shaft tube of the first arm body is circumferentially distributed with a plurality of first liquid inlet holes, and the first liquid inlet holes are communicated with the first liquid inlet piece of the first arm body.

Preferably, the second connecting shaft tube of the second arm body is circumferentially distributed with a plurality of second liquid inlet holes, and the second liquid inlet holes are communicated with the second liquid inlet piece of the second arm body.

Preferably, the cleaning bin is provided with a bin main body, a bin door for sealing the bin main body during cleaning, a supporting beam for supporting the storage barrel and a filter for filtering solids, wherein the bin door can be movably assembled in the bin main body, the supporting beam is fixedly erected in the bin main body, the filter can be detachably assembled at a water outlet of the bin main body, and the first arm body and the second arm body both enter the bin main body.

The utility model relates to storage barrel cleaning equipment which is provided with a cleaning bin, a barrel overturning mechanism for overturning a storage barrel from the outside of the cleaning bin to the inside of the cleaning bin, and a cleaning arm for carrying out 360 ゚ spray flushing on the outer wall and the inner wall of the storage barrel, wherein the barrel overturning mechanism is assembled at the outside of the cleaning bin, and the cleaning arm is assembled at the cleaning bin. According to the storage barrel cleaning equipment, the storage barrel is turned over by the barrel turning mechanism and is sent into the cleaning bin, then the cleaning arm sprays and washes the inside and the outside of the storage barrel in 360 ゚ degrees without dead angles, and the storage barrel is turned over and taken out after the cleaning is finished. This storage barrel cleaning equipment can be with the automatic upset of storage barrel and carry out 360 ゚ to the inside and the outside of storage barrel and wash no dead angle and wash, improves and washs the cleanliness factor and reduces artifical input.

Drawings

The utility model is further illustrated by the accompanying drawings, which are not to be construed as limiting the utility model in any way.

Fig. 1 is a schematic structural view of a storage tub cleaning apparatus when a storage tub is outside.

Fig. 2 is a schematic structural view of a storage tub cleaning apparatus when the storage tub is cleaned.

FIG. 3 is a partial schematic view of a bucket cleaning apparatus during bucket cleaning.

Fig. 4 is a schematic structural view of the inner arm mechanism.

Fig. 5 is a schematic structural view of the first arm body.

Fig. 6 is a schematic cross-sectional view of the first arm.

Fig. 7 is a schematic structural view of the outer arm mechanism.

Fig. 8 is another angular intent of fig. 7.

Fig. 9 is a schematic structural view of the second arm body.

FIG. 10 is a schematic cross-sectional view of a main tube and a second liquid inlet.

Fig. 11 is a schematic structural view of the main pipe and the second connecting shaft pipe.

In fig. 1 to 11, there are included:

cleaning chamber 100, chamber body 110, chamber door 120, support beam 130, filter 140, cleaning arm 200, and cleaning arm,

An inner arm mechanism 210,

A first arm body 211, a first liquid inlet 2111, a first connecting shaft tube 2112, a cleaning tube 2113, a first sleeve 2114, a first liquid inlet 2115,

A first rotary driving assembly 212, a first supporting frame 213, a lifting driving assembly 214,

An outer arm mechanism 220,

A second arm 221, a main pipe 2211, a first sub-pipe 2212, a second sub-pipe 2213, a spray head 2214, a second liquid inlet 2215, a second connecting shaft pipe 2216, a second sleeve 2217, a second liquid inlet 2218,

A second rotary drive assembly 222, a second support 223,

A barrel turning mechanism 300, a turning driving mechanism 310, a rotating rod 320, a frame 330, a clamping arm 340,

And a storage tub 400.

Detailed Description

The technical scheme of the utility model is further described with reference to the following examples.

Example 1

As shown in fig. 1 to 3, a tub cleaning apparatus is provided with a tub cleaning chamber 100, a tub turning mechanism 300 for turning a tub 400 from the outside of the tub cleaning chamber 100 to the inside of the tub cleaning chamber 100, and a cleaning arm 200 for performing 360 ゚ shower washing on the outer and inner walls of the tub cleaning chamber 400, the tub turning mechanism 300 being mounted to the outside of the tub cleaning chamber 100, and the cleaning arm 200 being mounted to the tub cleaning chamber 100.

It should be noted that, when the storage tub 400 is placed in the tub turning mechanism 300, the opening of the storage tub 400 faces upward, and when the storage tub 400 is located in the cleaning bin 100, the opening of the storage tub 400 faces downward, and the direction of the opening is defined as the upper side of the storage tub 400 when the direction of the storage tub 400 is described, regardless of whether the storage tub 400 is turned over.

The washing arm 200 is provided with an inner arm mechanism 210 for washing the inner and outer surfaces of the tub 400 by lifting and 360 ゚ rotation and an outer arm mechanism 220 for washing the outer surface of the tub 400 by 360 ゚ rotation, the outer arm mechanism 220 being rotatably mounted on the upper portion of the washing tub 100, and the inner arm mechanism 210 being mounted on the lower portion of the washing tub 100.

The inner arm mechanism 210 is provided with a first arm body 211, a first rotary driving assembly 212 for driving the first arm body 211 to rotate by 360 ゚, a first supporting frame 213, and a lifting driving assembly 214 for driving the first arm body 211 and the first rotary driving assembly 212 to integrally lift, wherein the lifting driving assembly 214 is fixedly assembled at the bottom of the cleaning bin 100, the first supporting frame 213 is fixedly assembled at the moving end of the lifting driving assembly 214, the first rotary driving assembly 212 is fixedly connected with the first supporting frame 213, one end of the first arm body 211 is in transmission connection with the first rotary driving assembly 212, and the other end of the first arm body 211 penetrates through the interior from the bottom of the cleaning bin 100, as shown in fig. 4.

It should be noted that, the upper surface of the storage barrel 400 is cleaned before the first arm 211 enters the storage barrel 400, and then the lifting driving assembly 214 drives the first arm 211 to enter the storage barrel 400 and rise to the inner bottom surface of the storage barrel 400 during the cleaning process, and the first rotation driving assembly 212 drives the first arm 211 to rotate during the extending process, so as to realize the full-coverage flushing of the inner surface of the storage barrel 400. The lifting drive assembly 214 of this embodiment is a linear motor.

The first arm body 211 is provided with a first liquid inlet member 2111, a first connecting shaft tube 2112, a cleaning tube 2113 and a first sleeve 2114, the first liquid inlet member 2111 is connected with the cleaning liquid delivery tube, the first connecting shaft tube 2112 is rotatably assembled in the first liquid inlet member 2111, the first connecting shaft tube 2112 is fixedly connected with the cleaning tube 2113 in a sealing manner, the first sleeve 2114 is fixedly connected with the first supporting frame 213, and the cleaning tube 2113 rotatably penetrates through the first sleeve 2114. The first connection shaft tube 2112 of the first arm body 211 is circumferentially provided with a plurality of first liquid inlet holes 2115, and the first liquid inlet holes 2115 are communicated with the first liquid inlet member 2111 of the first arm body 211, as shown in fig. 5 and 6.

It should be noted that, the rotatable connection between the first liquid inlet member 2111 and the first connecting shaft tube 2112 does not affect the cleaning liquid delivery tube, and since the first connecting shaft tube 2112 is circumferentially provided with a plurality of first liquid inlet holes 2115, the cleaning liquid still can enter the interior of the first connecting shaft tube 2112 during the rotation of the first connecting shaft tube 2112, and finally enters the cleaning tube 2113.

The outer arm mechanism 220 is provided with a second arm 221, a second rotary driving assembly 222 and a second supporting frame 223, wherein the second rotary driving assembly 222 and the second supporting frame 223 are used for driving the second arm 221 to rotate 360 ゚, the second supporting frame 223 is fixedly assembled at the top of the cleaning bin 100, the second rotary driving assembly 222 is fixedly assembled at the second supporting frame 223, the second arm 221 is in transmission connection with the second rotary driving assembly 222, and the second arm 221 penetrates through the cleaning bin 100 from the top of the cleaning bin 100. The second arm 221 is provided with a main pipe 2211, a first sub-pipe 2212 for cleaning the lower bottom surface of the storage barrel 400 and a second sub-pipe 2213 for cleaning the side wall of the storage barrel 400, two ends of the first sub-pipe 2212 are respectively communicated with the main pipe 2211 and the second sub-pipe 2213 in a sealing manner, and the main pipe 2211 is connected with the second rotary driving assembly 222 in a transmission manner. The first sub-tube 2212 is perpendicular to the main tube 2211 and the second sub-tube 2213, respectively, and the first sub-tube 2212 and the second sub-tube 2213 rotate 360 ゚ about the main tube 2211 as a central axis. The second arm 221 is provided with a plurality of spray heads 2214, and the spray heads 2214 are distributed in the first sub-pipe 2212 and the second sub-pipe 2213, as shown in fig. 7-8.

It should be noted that, the second arm 221 is divided into a main pipe 2211, a first sub-pipe 2212, and a second arm 221, the main pipe 2211 is used for connecting with the second rotary driving assembly 222 and inputting cleaning solution, the first sub-pipe 2212 is used for cleaning the bottom surface of the storage tub 400, and the second sub-pipe 2213 is used for cleaning the side wall of the storage tub 400. The main pipe 2211 is driven to rotate in the cleaning process by the second rotary driving assembly 222, so that the first sub-pipe 2212 and the second arm 221 rotate around the main pipe 2211 as the central shaft 360 ゚ to clean the bottom surface of the storage barrel 400 comprehensively, and the second arm 221 rotates around the side wall of the storage barrel 400 to clean the side surface of the storage barrel 400 comprehensively. The head 2214 in fig. 3 is connected to the head 2214 in a range where the cleaning liquid is discharged.

The second arm body 221 is further provided with a second liquid inlet member 2215, a second connecting shaft tube 2216 and a second sleeve 2217, the second liquid inlet member 2215 is connected with a cleaning liquid conveying pipe, the second connecting shaft tube 2216 is rotatably assembled in the second liquid inlet member 2215, the second connecting shaft tube 2216 is fixedly connected with the main pipe 2211 in a sealing mode, the second sleeve 2217 is fixedly connected with the second supporting frame 223, and the main pipe 2211 rotatably penetrates through the second sleeve 2217. The second connecting shaft tube 2216 of the second arm 221 is circumferentially provided with a plurality of second liquid inlet holes 2218, and the second liquid inlet holes 2218 are communicated with the second liquid inlet piece 2215 of the second arm 221, as shown in fig. 9-11.

It should be noted that, the rotatable connection between the second liquid inlet member 2215 and the second connecting shaft tube 2216 does not affect the cleaning liquid delivery tube, and since the second connecting shaft tube 2216 is circumferentially distributed with a plurality of second liquid inlet holes 2218, the cleaning liquid still can enter the second connecting shaft tube 2216 during the rotation of the second connecting shaft tube 2216, and finally enters the second cleaning tube 2113.

The cleaning bin 100 is provided with a bin main body 110, a bin gate 120 for closing the bin main body 110 during cleaning, a supporting beam 130 for supporting a storage barrel 400 and a filter 140 for filtering solids, wherein the bin gate 120 can be movably assembled in the bin main body 110, the supporting beam 130 is fixedly arranged in the bin main body 110, the filter 140 can be detachably assembled at a water outlet of the bin main body 110, and both the first arm body 211 and the second arm body 221 enter the bin main body 110.

It should be noted that the action of the bin gate 120 will prevent the cleaning liquid from being sprayed to the outside of the cleaning bin 100 during the cleaning process, and the filter 140 is used to filter the solid impurities of the cleaning waste liquid.

The turnover mechanism 300 is provided with a turnover driving mechanism 310, a rotating rod 320, a frame body 330 and at least one pair of clamping arms 340 for fixing the storage barrel 400, the turnover driving mechanism 310 is in transmission connection with the rotating rod 320, the frame body 330 is fixedly connected with the rotating rod 320, and each pair of clamping arms 340 are respectively assembled on two sides of the frame body 330.

The operation process of the storage barrel cleaning device comprises the steps that an operator puts a storage barrel 400 to be cleaned with an upward opening into a frame body 330, then a clamping arm 340 fixes the storage barrel 400, a turnover driving mechanism 310 drives a rotating rod 320, the frame body 330 and the storage barrel 400 to turn 180 ゚ to enable the opening of the storage barrel 400 to be cleaned downward, the storage barrel is turned into a cleaning bin 100 and is erected on a supporting beam 130, an inner arm mechanism 210 firstly cleans the upper surface of the storage barrel 400 before entering the inside of the storage barrel 400, then a lifting driving assembly 214 drives a first arm 211 to enter the inside from the opening of the storage barrel 400, the inner surface of the storage barrel 400 is subjected to full-coverage cleaning, and meanwhile, a second rotary driving assembly 222 carries out full-coverage cleaning on the lower bottom surface and the side wall of the cleaning storage barrel 400 with a second arm body 221, and after the cleaning is finished, the storage barrel 400 is reset by the turnover mechanism 300.

According to the storage barrel cleaning equipment, firstly, the storage barrel 400 is overturned by the barrel overturning mechanism 300 and is sent into the cleaning bin 100, then the cleaning arm 200 sprays and washes the inside and the outside of the storage barrel 400 in 360 ゚ dead angle-free ways, and after the cleaning is finished, the storage barrel 400 is overturned and taken out. The storage barrel cleaning equipment can automatically turn over the storage barrel 400 and clean the inside and the outside of the storage barrel 400 by 360 ゚ without dead angles, thereby improving the cleaning cleanliness and reducing the manual investment.

Example 2

An electrolyte tank cleaning apparatus having the same characteristics as in example 1. According to the electrolyte barrel cleaning equipment, firstly, the electrolyte barrel is overturned by the barrel overturning mechanism 300 and is sent into the cleaning bin 100, then the cleaning arm 200 sprays and washes the inside and the outside of the electrolyte barrel in 360 ゚ dead angle-free ways, and after the cleaning is finished, the electrolyte barrel is overturned and taken out. The electrolyte barrel cleaning equipment can automatically turn over the electrolyte barrel and clean the inside and the outside of the electrolyte barrel by 360 ゚ degrees without dead angles, thereby improving the cleaning cleanliness and reducing the manual investment.

Example 3

A storage tub cleaning apparatus having the same characteristics as those of embodiment 1. The storage barrel of the embodiment is an oil barrel.

Finally, it should be noted that the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the scope of the present utility model, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solution of the present utility model may be modified or substituted equally without departing from the spirit and scope of the technical solution of the present utility model.

Claims (7)

1. The storage barrel cleaning equipment is characterized by comprising a cleaning bin, a barrel turning mechanism for turning the storage barrel from the outside of the cleaning bin to the inside of the cleaning bin, and a cleaning arm for carrying out 360 ゚ spray flushing on the outer wall and the inner wall of the storage barrel, wherein the barrel turning mechanism is assembled on the outside of the cleaning bin, and the cleaning arm is assembled on the cleaning bin;

The cleaning arm is provided with an inner arm mechanism for cleaning the inner surface and the outer surface of the storage barrel through lifting and 360 ゚ rotation and an outer arm mechanism for cleaning the outer surface of the storage barrel through 360 ゚ rotation, the outer arm mechanism can be rotatably assembled on the upper part of the cleaning bin, and the inner arm mechanism is assembled on the lower part of the cleaning bin;

The inner arm mechanism is provided with a first arm body, a first rotary driving assembly, a first supporting frame and a lifting driving assembly, wherein the first rotary driving assembly is used for driving the first arm body to rotate by 360 ゚ degrees, the lifting driving assembly is used for driving the first arm body and the first rotary driving assembly to integrally lift, the lifting driving assembly is fixedly assembled at the bottom of the cleaning bin, the first supporting frame is fixedly assembled at the moving end of the lifting driving assembly, the first rotary driving assembly is fixedly connected with the first supporting frame, one end of the first arm body is in transmission connection with the first rotary driving assembly, and the other end of the first arm body penetrates through the inside from the bottom of the cleaning bin;

The outer arm mechanism is provided with a second arm body, a second rotary driving assembly and a second supporting frame, wherein the second rotary driving assembly and the second supporting frame are used for driving the second arm body to rotate 360 ゚, the second supporting frame is fixedly assembled at the top of the cleaning bin, the second rotary driving assembly is fixedly assembled at the second supporting frame, the second arm body is in transmission connection with the second rotary driving assembly, and the second arm body penetrates through the inside of the cleaning bin from the top of the cleaning bin.

2. The storage barrel cleaning equipment according to claim 1, wherein the second arm body is provided with a main pipe, a first sub-pipe for cleaning the lower bottom surface of the storage barrel and a second sub-pipe for cleaning the side wall of the storage barrel, two ends of the first sub-pipe are respectively communicated with the main pipe and the second sub-pipe in a sealing way, and the main pipe is in transmission connection with the second rotary driving assembly;

The first sub-pipe is perpendicular to the main pipe and the second sub-pipe respectively, and the first sub-pipe and the second sub-pipe rotate 360 ゚ degrees by taking the main pipe as a central axis.

3. The storage tub cleaning apparatus of claim 2, wherein the second arm is provided with a plurality of spray heads distributed on the first sub-pipe and the second sub-pipe.

4. The apparatus of any one of claims 1 to 3, wherein the first arm is provided with a first liquid inlet member, a first connecting shaft tube, a cleaning tube and a first sleeve, the first liquid inlet member is connected with the cleaning liquid delivery tube, the first connecting shaft tube is rotatably assembled in the first liquid inlet member, the first connecting shaft tube is fixedly connected with the cleaning tube in a sealing manner, the first sleeve is fixedly connected with the first supporting frame, and the cleaning tube rotatably penetrates through the first sleeve.

5. The storage tub cleaning apparatus according to any one of claims 2 to 3, wherein the second arm body is further provided with a second liquid inlet member, a second connecting shaft tube, and a second sleeve, the second liquid inlet member is connected to the cleaning liquid delivery tube, the second connecting shaft tube is rotatably assembled inside the second liquid inlet member, the second connecting shaft tube is fixedly connected to the main tube in a sealing manner, the second sleeve is fixedly connected to the second support frame, and the main tube is rotatably penetrated through the second sleeve.

6. The storage tub cleaning apparatus according to any one of claims 1 to 3, wherein the first connecting shaft pipe of the first arm body is circumferentially provided with a plurality of first liquid inlet holes, and the first liquid inlet holes are communicated with the first liquid inlet member of the first arm body;

The second connecting shaft tube of the second arm body is circumferentially distributed with a plurality of second liquid inlet holes, and the second liquid inlet holes are communicated with the second liquid inlet piece of the second arm body.

7. The storage tank cleaning apparatus according to any one of claims 1 to 3, wherein the cleaning tank is provided with a tank main body, a tank door for closing the tank main body at the time of cleaning, a support beam for supporting the storage tank, and a filter for filtering solids, the tank door is movably assembled to the tank main body, the support beam is fixedly installed inside the tank main body, the filter is detachably assembled to a water outlet of the tank main body, and both the first arm body and the second arm body enter the inside of the tank main body.