CN219597456U - Cleaning equipment - Google Patents

Abstract

The utility model relates to cleaning equipment, which comprises at least two cleaning tanks, a steam chamber and a conveying device, wherein the steam chamber is positioned between the two cleaning tanks; the bottom of the cleaning tank is provided with an aeration device and an ultrasonic generator, and an air outlet of the aeration device faces the top of the cleaning tank; the steam chamber bottom is provided with the steam nozzle, and steam nozzle and steam supply pipeline intercommunication, the steam nozzle is towards the top of steam chamber. The cleaning basket filled with plastic sequentially and continuously passes through the cleaning tank, the steam chamber and the cleaning tank, when the plastic is soaked in cleaning liquid, dirt on the plastic is separated from the surface of the plastic through the combined action of ultrasonic vibration of the cleaning tank and gas impact and the steam impact of the steam chamber, the plastic is effectively cleaned in the continuous moving process of the cleaning basket, and the cleaning effect and the cleaning efficiency of the plastic are improved.

Description

Cleaning equipment

Technical Field

The present utility model relates to the field of article recovery, and more particularly to a cleaning apparatus.

Background

The plastic bottle has a large number of waste plastic bottles in life, and commonly has the characteristics of complicated types, serious pollution and the like, such as a toilet article bottle, a beverage bottle, a liquid oil bottle and the like, and if the waste plastic bottle is to be effectively utilized, the waste plastic bottle must be effectively cleaned to remove impurities on the inner surface and the outer surface.

The recovery washing of plastic bottle can be earlier broken into slice form plastic sheet to the plastic bottle in the prior art generally, then put in belt cleaning device and wash, belt cleaning device is for recovery like waste plastics, including the washing case, the washing case intercommunication has the charge-in pipeline, the top fixedly connected with main driving motor of washing case, the inner chamber of washing case is equipped with the mobile jib that runs through the top of washing case, and the transmission is connected between the extension end of mobile jib and the output shaft of main driving motor, and be rotatory connection between mobile jib and the washing case, the mobile jib is located the both sides of washing case inner chamber one end and all rotates and be connected with a plurality of brush pole, one side fixedly connected with water pump of washing case, and the water inlet intercommunication of water pump has vice inlet tube, and the delivery port intercommunication of water pump has the outlet pipe, one side fixedly connected with a plurality of distributing pipe of washing case, and all communicate each other through communicating pipe between every adjacent two distributing pipes in the distributing pipe, and one side of a plurality of distributing pipe all communicates with a plurality of spraying pipe, the top of washing case is run through to the extension end of outlet pipe, and the intercommunication each other between any distributing pipe in the distributing pipe of outlet pipe and a plurality of distributing pipe. In order to increase the cleaning effect, hot alkali and surfactant solution are added into the cleaning box, and brush rods are adopted to carry out friction brushing in the hot alkali, the surfactant solution and clean water, so that various dirt, silk-screen ink residues and the like on the inner and outer surfaces of the plastic sheet are cleaned under the combined action of the hot alkali, the surface detergent, the temperature and the strong friction force for a long time.

However, in practical applications, in a liquid environment, mechanical friction brushing is adopted, because the hot alkali and the surfactant solution can generate strong lubrication on the plastic surface, and the adhesion of dirt is strong, so that the cleaning effect and efficiency of friction brushing are not ideal. In addition, the concentration and the capacity of the cleaning liquid need to be considered, and if the cleaning liquid contains more impurities, the cleaning time is long, and the problems of environmental protection and energy consumption are also great.

Disclosure of Invention

The utility model provides cleaning equipment which can clean plastics with high efficiency and high quality in order to solve the problems of poor effect and efficiency of brushing plastics by hand by mechanical friction in the prior art.

In order to solve the technical problems, the utility model adopts the following technical scheme: the cleaning equipment comprises at least two cleaning tanks, a steam chamber and a conveying device, wherein the steam chamber is positioned between the two cleaning tanks, a plurality of cleaning baskets for placing plastics are arranged on the conveying device, and the conveying device sequentially conveys the cleaning baskets to pass through the cleaning tanks and the steam chamber; the bottom of the cleaning tank is provided with an aeration device and an ultrasonic generator, and an air outlet of the aeration device faces the top of the cleaning tank; the steam chamber bottom is provided with the steam nozzle, steam nozzle and steam supply pipeline intercommunication, the steam nozzle orientation the top of steam chamber.

In the technical scheme, cleaning liquid is placed in the cleaning tank, plastics to be cleaned are placed on the cleaning basket at the feeding end of the conveying device, the conveying device drives the cleaning basket to enter the cleaning tank and continuously move forwards, ultrasonic waves emitted by the ultrasonic generator in the cleaning tank provide a large number of cavitation type microbubbles for the surface of the plastics, under the combined action of the forces, the intractable dirt is loosened, broken and removed from the surface, meanwhile, the aeration device ejects compressed air to the cleaning basket, strong gas-liquid turbulence is formed under the pulse action of the compressed air, and the plastic strips in the cleaning basket are impacted to move, roll and rub, so that the loose and damaged dirt on the surface of the plastic strips is further separated from the surface of the plastics under the action of the ultrasonic waves, and the cleaning of the first step is realized. The conveying device leaves the first cleaning pool and enters the steam chamber in the continuous moving process, high-pressure steam supplied to the steam spray head by the steam supply pipeline is sprayed to plastics in the cleaning basket, and dirt on the surface of the plastics is loosened and damaged due to the cleaning effect of the cleaning pool, so that the dirt on the surface of the plastics can be further taken away by impact cleaning of the plastics under the effect of high-temperature pressure steam, and the dirt which cannot be taken away can be further separated from the surface of the plastics. The cleaning basket leaves the steam chamber and then enters the second cleaning tank, and the second cleaning tank repeats the work of the first cleaning tank, but because the dirt remained on the plastic is less and is more obviously loosened and broken with the plastic under the action of the first cleaning tank and the steam chamber, the cleaning of the plastic is finally completed under the action of the ultrasonic generator and the aeration device of the second cleaning tank. The cleaning basket leaves the second cleaning tank and then reaches the discharge end of the conveying device, and at the moment, the plastic in the cleaning basket can be taken down.

If the cleaning tanks are arranged at two places, the cleaning basket can pass through the plurality of cleaning tanks and then enter the steam chamber, and the cleaning basket can leave the steam chamber and then pass through the plurality of cleaning tanks.

The conveying device can be a belt conveyor or a chain conveyor, the cleaning baskets are all rotationally connected to the conveying belt or the conveying chain, and meanwhile, the conveying device can also be a circulating lifting conveyor which can enter and exit the cleaning pool and the steam chamber in an up-and-down movement mode.

The dirt on the plastic is separated from the surface of the plastic through the ultrasonic vibration of the cleaning tank, the gas impact effect and the steam impact effect of the steam chamber, so that the plastic is effectively cleaned in the continuous moving process of the cleaning basket.

Preferably, a first spray header is arranged at the feeding end of the conveying device, and the first spray header faces the cleaning basket of the conveying device. The first spray header is connected with the cleaning liquid supply device, the cleaning liquid sprayed out of the first spray header washes plastics before entering the cleaning pool, loose dirt on the surface and easy to clean are taken away, dirt entering the cleaning pool is reduced, impurities of the cleaning liquid in the cleaning pool are reduced, the cleaning liquid is kept at a higher effective concentration, and therefore the cleaning effect can be ensured to be continuously and efficiently.

Preferably, the device further comprises a collecting tank arranged below the first spray header, and the collecting tank is used for collecting liquid sprayed by the first spray header. The collecting tank can collect the cleaning liquid sprayed out of the first spray header, and the cleaning liquid can be recycled after being filtered, so that the cleaning liquid is more environment-friendly; secondly, the pollution of the cleaning liquid to the working environment is avoided.

Preferably, the cleaning tank close to the discharge end of the conveying device is provided with a second spray header, and the second spray header faces the cleaning basket leaving the cleaning tank. And the clean water source connected with the second spray header washes the residual cleaning liquid of the plastic in the cleaning basket by clean water, thereby being more convenient for blanking and carrying out the next working procedure.

Preferably, the steam chamber is provided with a feed inlet and a discharge outlet, the cleaning basket on the conveying device enters the steam chamber from the feed inlet and leaves the steam chamber from the discharge outlet; the feeding port and the discharging port are both provided with sliding doors, the sliding doors of the feeding port are opened towards the steam chamber, and the sliding doors of the discharging port are opened towards the steam chamber. In order to reduce the steam in the steam chamber from overflowing and scattering outside the steam chamber, a sliding door is arranged at the feed inlet and the discharge outlet of the steam chamber, the sliding door is pushed open when the cleaning basket enters and exits the steam chamber, and the sliding door is reset when the cleaning basket does not enter and exits the steam chamber, so that only a small gap is left for the conveying belt or the conveying chain of the conveying device to pass through.

Preferably, the cleaning tank is internally provided with a heating device and a temperature sensor, and the heating device and the temperature sensor are electrically connected with a temperature controller. The cleaning solution in the cleaning tank is usually hot alkali and surfactant solution, and the cleaning effect of the hot alkali and the surfactant solution is better at a proper temperature. The temperature controller can preset a temperature threshold, the cleaning liquid is heated by the heating device, and when the temperature sensor detects that the temperature reaches the preset threshold, an electric signal is sent to the temperature controller, and the temperature controller stops heating by the heating device.

Preferably, a steam collecting pipe is arranged in the steam chamber, the other end of the steam collecting pipe is connected with branch pipes which are respectively communicated with different cleaning tanks, and a valve is arranged on each branch pipe. The steam in the steam chamber flows into the steam supply pipe through the steam collecting pipe, and can enter the corresponding cleaning pool through the steam supply pipe, so that when cleaning liquid in one of the cleaning pools needs to be heated, a valve of the corresponding branch pipe can be opened, and the steam is heated in a mode of mixing the steam and the cleaning liquid, so that the steam is recycled, the consumption of electric energy is reduced, and the operation energy consumption is less.

Preferably, the cleaning tanks are all communicated to the sewage purification device through sewage collection pipes. The sewage purification device collects the sewage in the cleaning pool through the sewage collecting pipe and then purifies the sewage, and the cleaned water or the obtained cleaning turbid liquid is further recycled, so that the cleaning is more environment-friendly. Wherein, the sewage collecting pipe can set up in the bottom of wasing the pond, and sewage purification device also sets up in the lower position of wasing the pond, only need open the valve on the sewage collecting pipe and just can let sewage get into sewage purification device under the effect of gravity. And if the sewage purification device is at a higher position, the sewage collection pipe can be connected with a water pump, and the sewage in the pumping and cleaning tank enters the sewage purification device.

Preferably, the sewage purification device comprises a clean water tank, a clean water tank communicated with the clean water tank, and a water supply pipe, one end of which is communicated with the clean water tank, and the other end of which is communicated with the cleaning tank; a filter is arranged in the clean water tank. The filter is a ceramic membrane filter. After entering the sewage purification device, sewage is filtered out of clean water through a filter of a water purifier, and the clean water is pumped into the clean water tank and then is respectively supplied into different cleaning tanks through water supply pipes to be used as water supplement for the cleaning tanks. And the turbid liquid in the clean water reservoir can be used as the cleaning liquid of the first spray header after being extracted. The sewage purification device reuses water on the cleaning equipment after sewage treatment, so that the motion energy consumption of the cleaning equipment is further reduced, and the cleaning equipment is more environment-friendly to use.

Compared with the prior art, the utility model has the beneficial effects that: the cleaning basket filled with plastic sequentially and continuously passes through the cleaning tank, the steam chamber and the cleaning tank, when the plastic is soaked in cleaning liquid, dirt on the plastic is separated from the surface of the plastic under the synergistic effect of the ultrasonic vibration of the cleaning tank, the combined effect of the gas impact and the steam impact of the steam chamber, and the plastic is effectively cleaned in the continuous moving process of the cleaning basket, so that the cleaning effect and the cleaning efficiency of the plastic are improved.

Drawings

Fig. 1 is a schematic structural view of a cleaning apparatus of embodiment 1;

fig. 2 is a schematic structural view of a cleaning apparatus of embodiment 2;

fig. 3 is a schematic structural view of a cleaning apparatus of embodiment 3.

Detailed Description

The drawings are for illustrative purposes only and are not to be construed as limiting the present patent; for the purpose of better illustrating the embodiments, certain elements of the drawings may be omitted, enlarged or reduced and do not represent the actual product dimensions; it will be appreciated by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted. The positional relationship depicted in the drawings is for illustrative purposes only and is not to be construed as limiting the present patent.

The same or similar reference numbers in the drawings of embodiments of the utility model correspond to the same or similar components; in the description of the present utility model, it should be understood that, if there are orientations or positional relationships indicated by terms "upper", "lower", "left", "right", "long", "short", etc., based on the orientations or positional relationships shown in the drawings, this is merely for convenience in describing the present utility model and simplifying the description, and is not an indication or suggestion that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, so that the terms describing the positional relationships in the drawings are merely for exemplary illustration and are not to be construed as limitations of the present patent, and that it is possible for those of ordinary skill in the art to understand the specific meaning of the terms described above according to specific circumstances.

The technical scheme of the utility model is further specifically described by the following specific embodiments with reference to the accompanying drawings:

example 1

As shown in fig. 1, which shows an embodiment of a cleaning apparatus, two cleaning tanks 1, a steam chamber 2 between the two cleaning tanks 1, and a conveying device 3, wherein a plurality of cleaning baskets 301 for placing plastics are arranged on the conveying device 3, and the conveying device 3 sequentially conveys the cleaning baskets 301 through the cleaning tanks 1 and the steam chamber 2; the bottom of the cleaning tank 1 is provided with an aeration device 101 and an ultrasonic generator 102, and an air outlet of the aeration device 101 faces to the top of the cleaning tank 1; the bottom of the steam chamber 2 is provided with a steam nozzle 201, the steam nozzle 201 communicates with a steam supply pipe 202, and the steam nozzle 201 faces the top of the steam chamber 2. In this embodiment, both the cleaning tank 1 and the steam chamber 2 may be provided on a frame (not shown)

Specifically, the feed end of the conveying device 3 is provided with a first spray header 401, a collecting tank 4 is arranged below the first spray header 401, and the first spray header 401 faces the cleaning basket 301 of the conveying device 3. The first spray header 4 is connected with a cleaning liquid supply device, the cleaning liquid sprayed out of the first spray header 401 washes the plastic strips before entering the cleaning tank 1, loose dirt on the surface and easy to clean are taken away, the dirt entering the cleaning tank 1 is reduced, impurities of the cleaning liquid in the cleaning tank 1 are reduced, the cleaning liquid is kept at a higher effective concentration, and the cleaning effect can be ensured to be continuously and efficiently. The collection tank is used for collecting liquid sprayed by the first spray header 401. The collecting tank can collect the cleaning fluid sprayed out of the first spray header 401, and the cleaning fluid can be filtered and recycled, so that the cleaning fluid is more environment-friendly; secondly, the pollution of the cleaning liquid to the working environment is avoided.

Wherein, the cleaning tank 1 near the discharge end of the conveying device 3 is provided with a second spray header 5, and the first spray header 5 faces the cleaning basket 301 leaving the cleaning tank 1. After the cleaning basket 301 leaves the second cleaning pool 1, the cleaning basket 301 is flushed with clean water to clean the plastic strips, and the plastic strips are cleaned conveniently.

In this embodiment, the conveying device 3 is a lifting conveyor, and the lifting conveyor is vertically conveyed at the position of entering and exiting the cleaning tank 1 and the steam chamber 2, so that the cleaning basket 301 moves downwards into the cleaning tank 1 and the steam chamber 2, and leaves the cleaning tank 1 and the steam chamber 2 in an upwards moving manner. While in the washing tank 1, the steam chamber 2 and the collecting tank the lifting conveyor is in a horizontally stepped state. More specifically, in this embodiment, the lifting device may be chain-driven, the bottoms of the two cleaning tanks 1 are provided with two sprockets, and the sprockets are also provided above the feed end of the first cleaning tank 1, between the two cleaning tanks 1 and the steam chamber 2, and the discharge end of the second cleaning tank 1, and are mounted on the sprockets by chains and form a circulating conveying loop. The cleaning basket 301 is rotatably connected to the chain.

In this embodiment, the aeration device 101 is a nozzle disposed at the bottom of the cleaning tank, the nozzle is connected to a compressed air supply pipe, and the nozzle can spray compressed air.

The working principle or working process of the embodiment: the cleaning solution is placed in the cleaning tank 1, plastic strips to be cleaned are placed on the cleaning basket 301 at the feeding end of the conveying device 3, the first spray header 401 performs preliminary spray flushing on the plastic strips through the cleaning solution, the conveying device 3 drives the cleaning basket 301 to enter the cleaning tank 1 and continuously move forwards, a large number of cavitation microbubbles are provided for the surface of the plastic by ultrasonic waves emitted by the ultrasonic generator 102 in the cleaning tank 1 in the process that the cleaning basket 301 moves in the cleaning tank 1, under the combined action of the forces, the stubborn dirt is loosened, broken and removed from the surface, meanwhile, the aeration device 101 sprays compressed air to the cleaning basket 301, strong gas-liquid turbulence is formed under the pulse action of the compressed air, the plastic strips in the cleaning basket 301 are impacted to move, roll and rub, and the loose and damaged dirt on the surface of the plastic strips is further separated from the surface of the plastic under the ultrasonic wave effect, so that the cleaning of the first step is realized. In the continuous moving process, the conveying device 3 leaves the first cleaning pool 1 and enters the steam chamber 2, high-pressure steam supplied to the steam spray nozzle 201 by the steam supply pipeline 202 is sprayed to plastics in the cleaning basket 301, and dirt on the surface of the plastic strip is loosened and damaged due to the cleaning action of the cleaning pool 1, so that the dirt on the surface of the plastics can be further taken away by impact cleaning of the plastics under the action of the high-temperature pressure steam, and the dirt which cannot be taken away can be further separated from the surface of the plastics. The cleaning basket 301 leaves the steam chamber 2 and then enters the second cleaning tank 1, and the second cleaning tank 1 repeats the operation of the first cleaning tank 1, but the dirt remained on the plastic strips is less and is obviously loosened and broken with the plastic after passing through the first cleaning tank 1 and the steam chamber 2, so that the plastic strips are finally cleaned under the action of the ultrasonic generator 102 and the aeration device 101 of the second cleaning tank 1. The cleaning basket 301 leaves the second cleaning tank 1, reaches the discharge end of the conveying device 3, and washes the cleaning liquid on the plastic strips through the action of the second spray header 5, so that the plastic strips in the cleaning basket 301 can be removed. It should be further noted that the plastic strips are plastic strips having a density greater than 1 and can stay in the cleaning basket 301.

The beneficial effects of this embodiment are: the cleaning basket 301 filled with plastic sequentially and continuously passes through the cleaning tank 1, the steam chamber 2 and the cleaning tank 1, when the plastic is soaked in cleaning liquid, dirt on the plastic is separated from the surface of the plastic under the synergistic effect of the combined effect of the ultrasonic vibration of the cleaning tank 1 and the gas impact and the steam impact of the steam chamber 2, and the plastic is effectively cleaned in the continuous moving process of the cleaning basket 301, so that the cleaning effect and the cleaning efficiency of the plastic are improved.

Example 2

An embodiment 2 of the cleaning apparatus differs from embodiment 1 on the basis of embodiment 1 in that, as shown in fig. 2, the steam chamber 2 and the cleaning tank 1 are further defined.

Specifically, the steam chamber 2 is provided with a feed port 203 and a discharge port 204, and a cleaning basket 301 on the conveying device 3 enters the steam chamber 2 from the feed port 203 and leaves the steam chamber 2 from the discharge port 204; both the feed inlet 203 and the discharge outlet 204 are provided with a sliding door 205, the sliding door 205 of the feed inlet 203 is opened towards the inside of the steam chamber 2, the sliding door 205 of the discharge outlet 204 is opened towards the outside of the steam chamber 2, and the sliding door 5 can be opened and reset by arranging a torsion spring at the rotation joint of the steam chamber. In order to reduce the overflow of steam in the steam chamber 2 to the outside of the steam chamber 2, a sliding door 205 is arranged at the position of the feed port 203 and the discharge port 204 of the steam chamber 2, the sliding door 205 is pushed open when the cleaning basket 301 enters and exits the steam chamber 2, and when the cleaning basket 301 does not enter and exits the steam chamber 2, the sliding door 205 is reset, and only a small gap is left for the conveying belt or the conveying chain of the conveying device 3 to pass through. A steam collecting pipe 9 is arranged in the washing tank, the other end of the steam collecting pipe 9 is connected with a branch pipe 10 which is respectively communicated with the inside of the different washing tanks 1, and a valve is arranged on the branch pipe 10. The steam in the steam chamber 2 flows into the branch pipe 10 through the steam collecting pipe 9, and can enter the corresponding cleaning tank 1 through the branch pipe 10, so that when the cleaning fluid in one of the cleaning tanks 1 needs to be heated, the valve of the corresponding branch pipe 10 can be opened, and the steam is heated in a mode of mixing the steam and the cleaning fluid, so that the steam is recycled, the consumption of electric energy is reduced, and the operation energy consumption is less.

Wherein, all be provided with heating device 6 and temperature sensor 7 in the wash pond 1, heating device 6 and temperature sensor 7 all are connected with temperature controller 8 electricity. The cleaning liquid in the cleaning tank 1 is generally a hot alkali and surfactant solution, and the cleaning effect of the hot alkali and the surfactant solution is better at a proper temperature. The temperature controller 8 can preset a temperature threshold, the cleaning solution is heated by the heating device 6, and when the temperature sensor 7 detects that the temperature reaches the preset threshold, an electric signal is sent to the temperature controller 8, and the temperature controller 8 stops heating by the heating device 6.

The remaining features and principles of this embodiment are consistent with embodiment 1.

Example 3

Embodiment 3 of the washing apparatus differs from the above embodiments on the basis of embodiment 1 or embodiment 2 in that, as shown in fig. 3, the washing tank 1 is connected to the sewage purification device through a sewage collection pipe 11. The sewage purification device collects the sewage in the cleaning pool 1 through the sewage collecting pipe 11 and then purifies the sewage, and the cleaned water or the obtained cleaning turbid liquid is further recycled, so that the cleaning is more environment-friendly. Wherein, the sewage collecting pipe 11 can be arranged at the bottom of the cleaning pool 1, and the sewage purifying device is also arranged at a position lower than the cleaning pool 1, and sewage can enter the sewage purifying device under the action of gravity only by opening a valve on the sewage collecting pipe 11. If the sewage purifying device is at a higher position, the sewage collecting pipe 11 can be connected with a water pump to pump the sewage in the cleaning tank 1 into the sewage purifying device.

Further, the sewage purification device comprises a clean water tank 12, a clean water tank 13 communicated with the clean water tank 12, and a water supply pipe 14 with one end communicated with the clean water tank 13 and the other end communicated with the cleaning tank 1; a filter 1201 is provided in the fresh water tank 12. The filter 1201 is a ceramic membrane filter 1201. After entering the sewage purification device, the sewage is filtered out by a filter 1201 of the water purifier, for example, by a clean water tank 12, and the clean water is pumped into a clean water tank 13 and then is respectively supplied into different cleaning tanks 1 through a water supply pipe 14 to be used as water supplement for the cleaning tanks 1. And the turbid liquid in the clean water reservoir 12 can be used as the cleaning liquid of the first shower head 401 after being extracted. The sewage purification device reuses water on the cleaning equipment after sewage treatment, so that the motion energy consumption of the cleaning equipment is further reduced, and the cleaning equipment is more environment-friendly to use.

The remaining features and principles of this embodiment are consistent with any of the embodiments described above.

It is to be understood that the above examples of the present utility model are provided by way of illustration only and not by way of limitation of the embodiments of the present utility model. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the utility model are desired to be protected by the following claims.

Claims (10)

1. The cleaning equipment is characterized by comprising at least two cleaning tanks (1), a steam chamber (2) positioned between the two cleaning tanks (1) and a conveying device (3), wherein the conveying device (3) is provided with a plurality of cleaning baskets (301) for placing plastics, and the conveying device (3) sequentially conveys the cleaning baskets (301) through the cleaning tanks (1) and the steam chamber (2); the bottom of the cleaning tank (1) is provided with an aeration device (101) and an ultrasonic generator (102), and an air outlet of the aeration device (101) faces the top of the cleaning tank (1); the steam chamber (2) bottom is provided with steam shower nozzle (201), steam shower nozzle (201) and steam supply pipeline (202) intercommunication, steam shower nozzle (201) orientation the top of steam chamber (2).

2. A cleaning apparatus according to claim 1, characterized in that the feed end of the conveyor (3) is provided with a first shower head (401), the first shower head (401) being directed towards the cleaning basket (301) of the conveyor (3).

3. A cleaning apparatus according to claim 2, further comprising a collection tank (4) disposed below the first showerhead (401), the collection tank (4) being configured to collect liquid sprayed from the first showerhead (401).

4. A cleaning apparatus according to claim 2, characterized in that the cleaning tank (1) near the discharge end of the conveyor (3) is provided with a second shower head (5), the second shower head (5) being directed towards the cleaning basket (301) leaving the cleaning tank (1).

5. A cleaning apparatus according to claim 1, characterized in that the steam chamber (2) is provided with a feed opening (203) and a discharge opening (204), the cleaning basket (301) on the conveyor (3) entering into the steam chamber (2) from the feed opening (203) and exiting from the discharge opening (204) from the steam chamber (2); the steam chamber is characterized in that the feeding hole (203) and the discharging hole (204) are both provided with a sliding door (205), the sliding door (205) of the feeding hole (203) is opened towards the inside of the steam chamber (2), and the sliding door (205) of the discharging hole (204) is opened towards the outside of the steam chamber (2).

6. A cleaning apparatus according to claim 1, characterized in that the cleaning tanks (1) are provided with heating means (6) and temperature sensors (7), the heating means (6) and the temperature sensors (7) being electrically connected to a temperature controller (8).

7. A cleaning apparatus according to claim 1, characterized in that a steam collecting pipe (9) is arranged in the steam chamber (2), the other end of the steam collecting pipe (9) is connected with branch pipes (10) which are respectively communicated with different cleaning tanks (1), and the branch pipes (10) are provided with valves.

8. A cleaning apparatus according to any one of claims 1-7, characterized in that the cleaning tanks (1) are each connected to the sewage purification device via a sewage collection pipe (11).

9. A cleaning apparatus according to claim 8, characterized in that the sewage purification device comprises a clean water tank (12), a clean water tank (13) communicating with the clean water tank (12), and a water supply pipe (14) having one end communicating with the clean water tank (13) and the other end communicating with the cleaning tank (1); a filter (1201) is arranged in the clean water tank (12).

10. A cleaning apparatus according to claim 9, characterized in that the filter (1201) is a ceramic membrane filter (1201).