CN211726772U

CN211726772U - Cleaning equipment

Info

Publication number: CN211726772U
Application number: CN202020104421.XU
Authority: CN
Inventors: 陈玉峰
Original assignee: CHANGZHOU MIRROR ULTRASONIC Inc
Current assignee: CHANGZHOU MIRROR ULTRASONIC Inc
Priority date: 2020-01-17
Filing date: 2020-01-17
Publication date: 2020-10-23
Anticipated expiration: 2030-01-17

Abstract

A cleaning device comprises a machine chamber, a liquid storage device, a cleaning device and a spraying and purifying device, wherein the liquid storage device, the cleaning device and the spraying and purifying device are arranged in the machine chamber; the liquid storage device comprises a liquid storage tank, a first input pipeline, a first vacuum pumping valve, a heater and a cleaning liquid output pipeline; the cleaning device comprises a working groove, a movable cover, a second input pipeline, an ultrasonic vibration box, a second vacuumizing pipeline and a second gas transmission pipeline. Because the liquid storage device and the cleaning device are in a vacuum negative pressure state when working, air in the groove is evacuated, heated cleaning liquid is not easy to generate bubbles, stains in the DPF are easy to fall off under the action of ultrasonic waves, and the DPF after ultrasonic cleaning is washed by clean water and hot air to remove the stains in the DPF completely and recover the condition before use. In addition, the cleaning device and the spraying purification device can recycle cleaning liquid, so that the cleaning device has good energy-saving and environment-friendly performances.

Description

Cleaning equipment

Technical Field

The utility model relates to a cleaning equipment.

Background

DPF (Diesel Particulate Filter) is clogged after being used, and needs to be cleaned after being used for a long time, and a cleaning method generally adopts compressed air and cleaning liquid to wash the DPF. In addition, the existing cleaning equipment cannot carry out efficient treatment on the DPF, so that the DPF cleaning treatment cost is high, and the timeliness is poor.

SUMMERY OF THE UTILITY MODEL

In view of this, the technical problem that the utility model provides a cleaning equipment that cleaning efficiency is high, can make DPF resume situation before using.

The technical means adopted by the utility model is to adopt a cleaning device, which comprises a cage, a liquid storage device arranged in the cage, a cleaning device connected with the liquid storage device, and a spraying and purifying device arranged in the cage; the liquid storage device comprises a liquid storage tank for storing cleaning liquid, a first cleaning liquid input pipeline and a first vacuumizing pipeline which are connected with the liquid storage tank, a heater arranged in the liquid storage tank, and a cleaning liquid output pipeline arranged in the liquid storage tank, and further comprises a first air inlet pipeline arranged in the liquid storage tank;

the cleaning device comprises a working tank, a movable cover arranged on the working tank, a second cleaning liquid input pipeline arranged on the working tank and connected with the liquid storage device, and an ultrasonic vibration box arranged below the working tank, and further comprises a second vacuumizing pipeline and a second air inlet pipeline which are arranged on the working tank.

As an optional scheme, the spraying purification device includes a liquid storage tank disposed in the car, a lead-out pipeline connected to the liquid storage tank, a high-pressure pump connected to the lead-out pipeline, a high-pressure filter device connected to the high-pressure pump, a lead-in pipeline connected to the high-pressure filter device, a spraying cover connected to the lead-in pipeline, a spraying chamber disposed below the spraying cover, and a sewage settling tank disposed below the spraying chamber.

An overflow port which runs through the liquid storage tank is arranged on the sewage settling tank; and a sewage sedimentation tank and a sewage outlet are arranged at the bottom of the sewage sedimentation tank and the bottom of the liquid storage tank.

As an optional scheme, the liquid storage device further comprises a first liquid level controller arranged in the liquid storage tank.

As an optional scheme, the working tank is further provided with a liquid output pipeline connected with the liquid storage tank, and the liquid output pipeline is provided with an infusion pump and a filtering device.

As an optional scheme, a third electromagnetic valve is arranged on the first vacuum pumping pipeline, and the third electromagnetic valve is connected with a vacuum generating device.

As an alternative, the first liquid level controller is provided with a plurality of liquid level control points.

As an optional scheme, a sixth electromagnetic valve and a negative pressure sensor are arranged on the second vacuum pumping pipeline, and the sixth electromagnetic valve is connected with a vacuum generating device; and the second air inlet pipeline is connected with a fourth electromagnetic valve.

As an alternative, a heater is provided in the reservoir.

As an optional scheme, a liquid level controller two is further arranged in the liquid storage tank, the liquid level controller two is provided with three warning positions, and the three warning positions are respectively a high position, a middle position and a low position.

As an optional scheme, the cleaning device further comprises a detection device, and the detection device comprises a flow meter, a differential pressure gauge and a weighing instrument.

The technical effects of the utility model: because the liquid storage device and the cleaning device are in a vacuum negative pressure state when working, air in the groove is evacuated, bubbles are not easily generated in the heated cleaning liquid, stains in the DPF are very easy to fall off under the action of the negative pressure and ultrasonic waves, and the DPF after ultrasonic cleaning is washed by clean water and hot air to clean the stains in the DPF. In addition, the cleaning device and the spraying purification device can recycle cleaning liquid, so that the cleaning device has good energy-saving and environment-friendly performances.

Drawings

Fig. 1 is a schematic perspective view of a cleaning apparatus according to an embodiment of the present invention.

FIG. 2 is a schematic diagram of the operation of the reservoir and the cleaning device of the cleaning apparatus shown in FIG. 1.

Fig. 3 is an operation schematic diagram of the spray purification device of the cleaning equipment shown in fig. 1.

Fig. 4 is a schematic operation diagram of the detecting device of the cleaning apparatus shown in fig. 1.

Fig. 5 is a schematic perspective view of a hidden sidewall of the cleaning apparatus shown in fig. 1.

Fig. 6 is a schematic perspective view of another hidden side wall of the cleaning apparatus shown in fig. 1.

Fig. 7 is a schematic perspective view of a liquid storage device of the cleaning apparatus shown in fig. 1.

Fig. 8 is a schematic perspective view of a cleaning device of the cleaning apparatus shown in fig. 1.

Fig. 9 is a partially exploded schematic view of a cleaning device of the cleaning apparatus shown in fig. 1.

Fig. 10 is a schematic perspective view of a spray purification device of the cleaning apparatus shown in fig. 1.

Fig. 11 is a schematic perspective view of another perspective view of the spray purification device of the cleaning apparatus shown in fig. 1.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments, not all embodiments, of the present invention. Based on the embodiments in the present technical solution, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present technical solution. It will be understood that when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. When an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the present technology is for the purpose of describing particular embodiments only and is not intended to be limiting of the present technology. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Some embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The embodiments described below and the features of the embodiments can be combined with each other without conflict.

Referring to fig. 1 to 6, the embodiment provides a cleaning apparatus 100 for cleaning a DPF (Particulate Filter). In other embodiments, the cleaning apparatus 100 is not limited to cleaning DPFs, but may be used to clean other objects. The cleaning apparatus 100 includes a cage 10, a liquid storage device 30, a cleaning device 50 connected to the liquid storage device 30, a spray cleaning device 70 disposed at one side of the cleaning device 50, and a detection device 90 disposed at the other side of the cleaning device 50. The cage 10 has a rectangular parallelepiped shape, and the cage 10 is used for mounting the liquid storage device 30, the cleaning device 50, the spray cleaning device 70 and the detection device 90. The liquid storage device 30, the cleaning device 50, the spray cleaning device 70, and the detection device 90 are housed in the cage 10.

The cage 10 includes a plurality of legs 11, a plurality of side walls 13, a bottom wall 15, a plurality of uprights 17, a top wall 18, and a display screen 19. The feet 11 are arranged at the bottom of the cage 10 and perpendicular to the bottom wall 15 for supporting the washing apparatus 100. A plurality of side walls 13 are located on four sides of the cage 10. The bottom wall 15 is arranged at the bottom of the cage 10, and a plurality of upright posts 17 are arranged in the cage 10, and the upright posts 17 are used for enhancing the strength of the cage 10 and installing the liquid storage device 30, the cleaning device 50, the spray purification device 70 and the detection device 90. A display screen 19 is provided on the top wall 18 of the detection device 90 for displaying data of the cleaning apparatus 100. In other embodiments, the display screen 19 may be disposed at other positions on the top of the cage 10 according to the space requirement, and the positions of the liquid storage device 30, the cleaning device 50, the spray cleaning device 70 and the detection device 90 in the cage 10 are not limited to those in this embodiment, and the arrangement may be changed according to the requirement.

Referring to fig. 2 and 7, the liquid storage device 30 includes a liquid storage tank 31, a first input pipeline 32 for cleaning liquid, a first liquid level controller 33, a first heater 34, a first vacuum pipeline 35, a first air inlet pipeline 36, a cleaning liquid output pipeline 37 and a proportional pump 38 (see fig. 2). The liquid storage tank 31 is cylindrical, and the liquid storage tank 31 is used for storing cleaning liquid. The top of the liquid storage tank 31 is connected with a first input pipeline 32, and cleaning liquid of municipal water and cleaning agent is mixed according to a preset proportion through a proportioning pump 38 and is injected into the liquid storage tank 31 from the first input pipeline 32. The first liquid level controller 33 is arranged on the cylindrical wall of the liquid storage tank 31, and the first liquid level controller 33 is used for measuring the liquid level of the cleaning liquid in the liquid storage tank 31. A first heater 34 is further attached to the reservoir 31, and the first heater 34 heats the cleaning liquid. The first vacuum pumping pipeline 35 is arranged at the top of the liquid storage tank 31, a first air inlet pipeline 36 is further arranged on the side wall of the liquid storage tank 31, and the cleaning liquid output pipeline 37 is arranged at the bottom of the liquid storage tank 31.

The first input pipeline 32 is provided with a fifth electromagnetic valve 321, the first liquid level controller 33 is provided with a plurality of liquid level control points, in this example, four liquid levels are arranged, and the four liquid levels are respectively a full liquid warning, a small liquid level, a large liquid level, a low liquid level and the like so as to meet the liquid level requirements of workpieces with different specifications. The first vacuum line 35 is provided with a third solenoid valve 351, the third solenoid valve 351 is connected with the vacuum generating device 352, the first air inlet line 36 is provided with a second solenoid valve 361, and the cleaning liquid output line 37 is provided with a first solenoid valve 371.

The bottom of the liquid storage tank 31 is provided with a drain outlet 310, and the drain outlet 310 is provided with a valve. The drain outlet 310 is used for being connected with a sewage treatment device, and when the equipment is in a shutdown state, the liquid storage tank 31 can be drained through the drain outlet 310 for maintenance.

Referring to fig. 2, 8 and 9, the cleaning device 50 includes a work tank 51, a movable lid 52, a second input pipeline 53 for cleaning solution, a bracket 511, an ultrasonic vibration box 55, a second vacuum pipeline 57, and a second air inlet pipeline 58. The working tank 51 is fixedly arranged on the top wall 18 of the cage 10, and the working tank 51 is hollow and cylindrical and is used for cleaning the DPF. A movable cover 52 is provided above the working tank 51, the movable cover 52 being parallel to the bottom wall 15, the movable cover 52 serving to seal the working tank 51. A second input line 53 is provided on a side wall of the working tank 51, and the second input line 53 is connected to the first solenoid valve 371. The support is arranged in the working tank 51 adjacent to the second feed line 53. The support frame 511 is in a grid shape for supporting the DPF, and the ultrasonic vibration box 55 is provided at an end of the working tank 51 away from the movable cover 52. The ultrasonic vibration box 55 is used to ultrasonically clean the DPF placed on the supporter 511. The second vacuum line 57 and the second air intake line 58 are both provided on the side wall of the working tank 51.

The movable cover 52 includes a movable plate 521 and guide rails 523 disposed at both sides of the movable plate 521 at intervals, the horizontal width of the movable plate 521 is greater than that of the working slot 51, and the movable plate 521 can seal the working slot 51. The guide rail 523 is in a bar shape, the two guide rails 523 are parallel to each other and welded on the top of the upright post 17, and the movable plate 521 can move along the guide rail 523. The two ends of the two sides of the movable plate 521 are provided with the fasteners 5211, the working groove 51 is provided with the fasteners 5231 corresponding to the fasteners 5211, when the movable plate 521 is moved to the state of closing the working groove 51, the fasteners 5231 are fastened with the fasteners 5211, so as to prevent the gas from entering the DPF in the working groove 51. The second vacuum line 57 is connected to a sixth solenoid valve 571 and a negative pressure sensor 573, and the other end of the sixth solenoid valve 571 remote from the negative pressure sensor 573 is connected to the vacuum generator 352. A fourth solenoid valve 581 is connected to the end of the second intake line 58 remote from the working tank 51.

The working tank 51 is further provided with a liquid outlet line 59 connected to the liquid storage tank 31, and the liquid outlet line 59 is provided with an infusion pump 591 and a filtering device 593. A connecting pipe 594 is provided at the end of the filter device 593 remote from the working tank 51. The transfer pump 591 and the filtering device 593 can clean the sewage discharged from the working tank 51, and the end of the connection pipe 594 remote from the filtering device 593 is connected with the liquid storage tank 31. The infusion pump 591 may be provided as a water pump, a diaphragm pump, or the like.

In order to detect whether the sewage in the working tank 51 is drained or not, the liquid level sensor 512 is arranged at the bottom of the side wall of the working tank 51, the liquid level sensor is also used for protecting the infusion pump 591 and preventing the infusion pump 591 from being damaged due to dry pumping, and when the liquid level sensor 512 senses that the working tank 51 is empty, the infusion pump 591 is closed.

In the present embodiment of the apparatus for carrying out the invention,

standby state:

first solenoid valve 371 normally closed, liquid level controller 33 senses the interior no liquid of liquid reserve tank 31, will open fifth solenoid valve 321, city water and cleaner pour into the liquid reserve tank 31 into through first input pipeline 32 under the effect of proportional pump 38 in, when the liquid level of the interior washing liquid of liquid reserve tank 31 reachs the liquid level that sets up, will close fifth solenoid valve 321, open first heater 34 and heat, second solenoid valve 361 closes, sixth solenoid valve 571 closes, open third solenoid valve 351 simultaneously, vacuum generator 352 starts the gas of taking out liquid reserve tank 31, because the evacuation, it is difficult in the interior foam that produces of liquid reserve tank 31 to store the washing liquid of interior vacuum heating of liquid reserve tank 31.

The working state is as follows:

keeping the state of the liquid storage tank 31 unchanged in the standby state, closing the first electromagnetic valve 371, closing the second electromagnetic valve 361, keeping the third electromagnetic valve 351 in the open state, and continuously vacuumizing;

when the DPF is put into the working tank 51 for cleaning, the DPF is put into a bracket of the working tank 51, an air inlet end of the DPF is downward, then the movable plate 521 is moved to a sealing state of the working tank 51, the buckle 5231 is buckled and buckled with the buckle 5211, the fourth electromagnetic valve 581 is closed, the sixth electromagnetic valve 571 is opened until the negative pressure sensor 573 senses that a set negative pressure value is reached in the working tank 51, the third electromagnetic valve 351 is closed, the second electromagnetic valve 361 is opened, after a plurality of seconds, the negative pressure state is released in the liquid storage tank 31, then the first electromagnetic valve 371 is opened, because the working tank 51 is in a negative pressure state, cleaning liquid heated in the liquid storage tank 31 is injected from the bottom of the vacuum working tank 51 through the cleaning liquid output pipeline 37 and the second input pipeline 53, and the first electromagnetic valve 371 is closed until the first liquid level controller 33 prompts that the liquid level of the working tank 51 is lowered to a set liquid level corresponding to the. Meanwhile, the ultrasonic vibration box 55 is started, the ultrasonic vibration box 55 is closed after working for 20 to 40 minutes, ultrasonic cleaning of the DPF of the workpiece is completed, then the fourth electromagnetic valve 581 is opened, the movable plate 521 is moved from the sealing state to the opening state, and the sewage is discharged from the liquid output pipeline 59, and the liquid filtered by the liquid infusion pump 591 and the filtering device 593 is injected into the liquid storage tank 31 for recycling.

Liquid supplementing state:

the first liquid level controller 33 on the liquid storage tank 31 automatically replenishes the mixed liquid when detecting the lack of liquid. The liquid storage tank 31 in the liquid supplementing state is the same as the standby state, the first electromagnetic valve 371 is normally closed, when the first liquid level controller 33 senses that the cleaning liquid in the liquid storage tank 31 is insufficient, the fifth electromagnetic valve 321 and the second electromagnetic valve 361 are opened, the first electromagnetic valve 371 and the third electromagnetic valve 351 are closed, the cleaning liquid is injected into the liquid storage tank 31 from the first input pipeline 32 until the liquid level of the cleaning liquid in the liquid storage tank 31 reaches the set liquid level, the fifth electromagnetic valve 321 and the second electromagnetic valve 361 are closed, the first heater 34 is opened for heating, the second electromagnetic valve 361 is closed, the sixth electromagnetic valve 571 is closed, the third electromagnetic valve 351 is opened at the same time, the vacuum generating device 352 is started to draw the gas in the liquid storage tank 31, and a next workpiece is placed into the working tank 51 for cleaning.

Referring to fig. 3, 10 and 11, the spray purification device 70 includes a reservoir 71, a lead-out pipe 72, a high pressure pump 73, a high pressure filter 74, a lead-in pipe 75, a spray cover 76, a spray chamber 77, a pressing device 78, a bracket 79 and a sewage settling tank 710. The sump 71 and the sewage settling tank 710 are located at the bottom of the cage 10 and are arranged side by side. The liquid storage tank 71 and the sewage sedimentation tank 710 are separated by a partition plate, an overflow port 7101 is arranged on the partition plate, and a sewage sedimentation tank 700 and a sewage discharge port 7001 are arranged at the bottoms of the sewage sedimentation tank 710 and the liquid storage tank 71. The bottom wall of the sewage sedimentation tank 700 is provided with a slope shape, and the top part of the sewage sedimentation tank is integrally communicated with the corresponding sewage sedimentation tank 710 and the corresponding liquid storage tank 71. The liquid in the spray chamber 77 passes through the outlet 791 and enters the sewage precipitation tank 710 along the leftmost end of the sewage precipitation tank 710, which is remote from the sump 71. The filth settling pond 700 extends obliquely downward in a direction away from the introduction port, and the depth of the filth settling pond 700 from the right end of the introduction port 791 is greater than that from the left end. The drain is disposed at the right end of the sewage settling tank 700 far from the outlet 791.

One end of the leading-out pipeline 72 is connected to one side of the liquid storage tank 71, the other end of the leading-out pipeline 72 is connected to the high-pressure pump 73, the high-pressure pump 73 is connected with one end of the high-pressure filter device 74, the other end of the high-pressure filter device 74 is connected with the first end 751 of the leading-in pipeline 75, the leading-in pipeline 75 further comprises a second end 753 connected with the compressed air heater 4 and a third end 755 connected with the spray cover 76. The compressed air heater 4 is connected with an air source 41, and the air source 41 can be set as an air compressor. A first end solenoid valve 7511 is provided between the first end 751 of the introduction line 75 and the high-pressure filter device 74, and a second end solenoid valve 7531 is provided between the second end 753 of the introduction line 75 and the compressed air heater 4. The gas pressurized and heated by the compressed air heater 4 reaches the shower cover 76 through the second end 753 to dry the DPF after cleaning.

The spray cover 76 is circular and the spray cover 76 is used to cover the DPF. The inner wall of the spraying cover 76 close to one side of the bracket 79 is provided with a plurality of spraying holes. The shower chamber 77 is located below the shower cover 76. The third end 755 of the inlet pipe 75 is screwed to the shower cap 76, and the shower cap 76 can be replaced. The shower chamber 77 may accommodate a shower cover 76. The pressing devices 78 are provided on the top wall 18 on both sides of the shower room 77, and the pressing devices 78 serve to reinforce the shower cover 76. A bracket 79 is provided in the shower chamber 77, and the bracket 79 is in a grid shape for supporting the DPF. The shower room 77 is connected to a lead-out port 791, and the other end of the lead-out port 791 is connected to the sewage settling tank 710. The sewage settling tank 710 is located below the shower room 77.

The second heater 711 and the second liquid level controller 713 are also arranged in the liquid storage tank 71, and the second liquid level controller 713 is provided with three warning positions which are respectively a high position, a middle position and a low position. The second liquid level controller 713 of the liquid storage tank 71 has the functions of high liquid level alarm, automatic water replenishing of medium liquid level, low liquid level protection (protection of a heater and a high-pressure pump) and the like. A small amount of the sewage flowing into the sump 71 is filtered by the high pressure filtering device 74.

The top of the liquid storage tank 71 is connected with a medicament proportional pump 716 through an infusion pipeline 715, one end of the medicament proportional pump 716 is communicated with city water, the other end of the medicament proportional pump 716 is connected with a medicament tank filled with a reverse demulsifier, a prepared cleaning solution is input into the liquid storage tank 71 through the infusion pipeline 715 through the medicament proportional pump 712, and the input pipeline 715 is provided with a seventh electromagnetic valve 717. When the cleaning device 100 initially works, the seventh electromagnetic valve 717 is opened, a certain proportion of city water and reverse demulsifier are mixed by the proportioning pump 716 and input into the liquid storage tank 71 through the infusion pipeline 718 until the liquid level in the liquid storage tank 71 reaches the middle liquid level. In a working state, the liquid in the liquid storage tank 711 needs to be replenished because the sedimentation tank 710 and the liquid storage tank 711 need to be periodically drained through the drain outlet 7001 and the cleaning liquid runs off in the cleaning process. When the liquid level controller II 713 senses that the liquid level is lower than the middle liquid level, the seventh electromagnetic valve 717 is opened, and the liquid is automatically replenished to the liquid storage tank 71 through the proportional pump 716. In the operating state of the spray purification device 70, the liquid level in the reservoir 71 is not lower than the middle liquid level all the time, and the second heater 711 is kept in a heating state.

In this embodiment, when the DPF cleaned in the working tank 51 is placed on the bracket 79 of the spray chamber 77 with the air inlet end of the DPF facing downward, the spray cover 76 is covered, the pressing device 78 is fastened, the liquid with a certain ratio of city water and reverse demulsifier is added into the reservoir tank 71 through the proportional pump 38 and the first input pipe 32, the second heater 713 and the first end solenoid valve 7511 are opened, the second end solenoid valve 7531 is closed, the liquid passes through the lead-out pipe 72, the high pressure pump 73 and the high pressure filter 74, the DPF in the spray chamber 77 is spray cleaned from the spray cover 76 through the first end 751 and the third end 755 of the lead-in pipe 75, the sprayed sewage is led into the sewage precipitation tank 710 from the lead-out port 791, the reverse demulsifier separates the dirt in the sewage from the water because the sprayed liquid contains the reverse demulsifier, the dirt is precipitated into the dirt precipitation tank 700 under the water, and when the liquid level of the upper water is higher than the height of the overflow port 7101, the supernatant water will flow into the reservoir 71 through the overflow 7101. Because the liquid level controller II 713 is arranged in the liquid storage tank 71, when the liquid level of the liquid level controller II 711 shows a high level (a full liquid condition), the liquid prepared by the city water and the reverse demulsifier is stopped to be added; automatic water supplement is carried out at the middle liquid level; at a low liquid level, the second heater 711 and the high-pressure pump 73 are automatically turned off to protect the second heater and the high-pressure pump, and a small amount of sewage flowing into the reservoir 71 is filtered by the high-pressure filter 74. After 5-10 minutes, the first end electromagnetic valve 7511 and the second heater 713 are closed, the second end electromagnetic valve 7531 is opened, compressed air generated by the air source 41 is heated by the heater 4 and then reaches the spraying cover 76 through the second end 753 and the third end 755, and is sprayed out of the spraying cover 76, so that the drying of the DPF is accelerated.

Referring also to fig. 4, the detecting device 90 includes a flow meter 91, a differential pressure gauge 95 and a weighing gauge 96. In order to facilitate the detection of the workpiece, the device further comprises two flat plates 93, a flow meter 91 is connected with one side of the flat plates 93, and two ends of a differential pressure gauge 95 are connected with two ends of the two flat plates 93, which are far away from each other. The two flat plates 93 are respectively connected with a clamping device 931, the clamping device 931 can be set to be an air cylinder or a motor, and clamping of the workpiece DPF is achieved through the clamping device 931, so that detection of the DPF is facilitated.

In this embodiment, the DPF to be measured is placed in the weighing device 96 and weighed, and the DPF is located between the two flat plates 93, and after weighing, the clamping device 931 pushes the two flat plates 93 to clamp the two ends of the DPF, so that the DPF is in a sealed state. When compressed air is to enter the DPF through the flow meter 91, the differential pressure gauge 95 can measure the amount of compressed air passing through the DPF and the differential pressure value of the DPF. Whether the DPF is restored to a usable state can be determined based on the measured weight passing through the DPF, the air flow rate, and the differential pressure value across the DPF.

In the cleaning apparatus 100 of the present embodiment, the first heater 34, the first evacuation pipeline 35, and the first air inlet pipe 36 are installed in the liquid storage device 30, and the first evacuation pipeline 35 is connected to the vacuum generating device 352, and the cleaning device 50 includes the second vacuum pipeline 57 and the second air inlet pipeline 58, and the second vacuum pipeline 57 is also connected to the vacuum generating device 352. The liquid storage tank 31 is vacuumized, so that the foam generated in the liquid storage tank 31 by the cleaning liquid can be eliminated; the work tank 51 is vacuumized, and when cleaning liquid enters from the bottom of the work tank 51, the cleaning liquid can quickly wash into pores of the DPF due to the negative pressure of the work tank 51, dirt in the DPF is washed out under the action of ultrasonic waves, and the DPF cleaning efficiency is improved.

The liquid output line 59 of the cleaning device 50 is connected with the liquid storage device 30 through the infusion pump 591 to work together, so that the cleaning liquid can be recycled. In addition, the spray cleaning device 70 can also be a device for recycling cleaning liquid. The embodiment has good energy-saving and environment-friendly performance.

It is understood that various other changes and modifications may be made by those skilled in the art based on the technical idea of the present invention, and all such changes and modifications should fall within the protective scope of the claims of the present invention.

Claims

1. A cleaning apparatus, characterized by: comprises a cage (10), a liquid storage device (30) arranged in the cage (10), a cleaning device (50) connected with the liquid storage device (30), and a spraying purification device (70) arranged in the cage (10); the liquid storage device (30) comprises a liquid storage tank (31) for storing cleaning liquid, a first cleaning liquid input pipeline (32) and a first vacuumizing pipeline (35) which are connected with the liquid storage tank (31), a heater (34) arranged in the liquid storage tank (31), and a cleaning liquid output pipeline (37) arranged in the liquid storage tank (31), and the liquid storage device (30) further comprises a first air inlet pipeline (36) arranged in the liquid storage tank (31);

the cleaning device (50) comprises a working tank (51), a movable cover (52) arranged on the working tank (51), a second cleaning liquid input pipeline (53) arranged on the working tank (51) and connected with the liquid storage device (30), and an ultrasonic vibration box (55) arranged below the working tank, and the cleaning device (50) further comprises a second vacuumizing pipeline (57) and a second air inlet pipeline (58) arranged on the working tank (51).

2. The cleaning apparatus defined in claim 1, wherein: the spraying purification device (70) comprises a liquid storage tank (71) arranged in the cage (10), a leading-out pipeline (72) connected with the liquid storage tank (71), a high-pressure pump (73) connected with the leading-out pipeline (72), a high-pressure filtering device (74) connected with the high-pressure pump (73), a leading-in pipeline (75) connected with the high-pressure filtering device (74), a spraying cover (76) connected with the leading-in pipeline (75), a spraying chamber (77) arranged below the spraying cover, and a sewage settling tank (710) arranged below the spraying chamber (77);

an overflow port (7101) which penetrates through the liquid storage tank (71) is arranged on the sewage settling tank (710); and a sewage sedimentation tank (700) and a sewage outlet (7001) are arranged at the bottoms of the sewage sedimentation tank (710) and the liquid storage tank (71).

3. The cleaning apparatus defined in claim 1, wherein: the liquid storage device (30) further comprises a first liquid level controller (33) arranged in the liquid storage tank (31).

4. The cleaning apparatus defined in claim 1, wherein: the working tank (51) is also provided with a liquid output pipeline (59) connected with the liquid storage tank (31), and the liquid output pipeline (59) is provided with an infusion pump (591) and a filtering device (593).

5. The cleaning apparatus according to claim 1 or 2, wherein: the first vacuumizing pipeline (35) is provided with a third electromagnetic valve (351), and the third electromagnetic valve (351) is connected with a vacuum generating device (352).

6. The cleaning apparatus defined in claim 3, wherein: the first liquid level controller (33) is provided with a plurality of liquid level control points.

7. The cleaning apparatus defined in claim 1, wherein: a sixth electromagnetic valve (571) and a negative pressure sensor (573) are arranged on the second vacuum pumping pipeline (57), and the sixth electromagnetic valve (571) is connected with a vacuum generating device (352); and the second air inlet pipeline (58) is connected with a fourth electromagnetic valve (581).

8. The cleaning apparatus defined in claim 2, wherein: a heater (711) is arranged in the liquid storage tank (71).

9. The cleaning apparatus defined in claim 2, wherein: and a second liquid level controller (713) is further arranged in the liquid storage tank (71), and the second liquid level controller (713) is provided with three warning positions which are respectively a high position, a middle position and a low position.

10. The cleaning apparatus defined in claim 1, wherein: the cleaning equipment further comprises a detection device (90), wherein the detection device (90) comprises a flow meter (91), a differential pressure meter (95) and a weighing instrument (96).