CN111494033A

CN111494033A - Decontamination device capable of recycling waste liquid

Info

Publication number: CN111494033A
Application number: CN202010318186.0A
Authority: CN
Inventors: 田建; 黄暾; 张建党
Original assignee: Chongqing Junwei Pharmaceutical Logistics Co ltd
Current assignee: Chongqing Huabo Junwei Pharmaceutical Co ltd
Priority date: 2020-04-21
Filing date: 2020-04-21
Publication date: 2020-08-07
Anticipated expiration: 2040-04-21
Also published as: CN111494033B

Abstract

The invention discloses a decontamination device capable of recycling waste liquid, which comprises a rack and a spraying head, wherein a decontamination liquid box, a waste liquid box, a gas-liquid separation device, a fan and a water pump are arranged on the rack, water spraying channels of the decontamination liquid box, the water pump and the spraying head are sequentially communicated to spray decontamination liquid, water absorbing channels of the fan, the gas-liquid separation device and the spraying head are sequentially communicated, the gas-liquid separation device is communicated with the waste liquid box and can generate negative pressure through the fan to recycle the waste liquid, meanwhile, after gas-liquid separation of recycled gas-water mixed waste liquid is carried out through the gas-liquid separation device, gas is discharged through the fan, and liquid enters the waste liquid box. The invention has simple and reliable structure, low cost and easy acquisition, is suitable for wide popularization and use, effectively avoids the outflow or splashing of the decontamination solution to cause environmental pollution and personnel infection, simultaneously avoids the secondary cleaning of the decontamination solution waste liquid, and saves manpower and material resources.

Description

Decontamination device capable of recycling waste liquid

Technical Field

The invention belongs to the field of decontamination devices, and particularly relates to a decontamination device capable of recycling waste liquid.

Background

The decontamination device is equipment for disinfecting and eliminating contamination to personnel, equipment, materials, wages, roads and the like which are contaminated by toxic agents, biological warfare agents and radioactive substances, and aims to prevent or reduce damage to contaminated troops and enable the contaminated equipment, materials and the like to be normally used.

In order to timely recover decontamination liquid sprayed on a decontamination object and avoid environmental pollution and personnel infection caused by outflow of the decontamination liquid, a decontamination device capable of recovering the decontamination liquid is provided, the existing decontamination device is complex in structure, high in cost and not suitable for wide use, meanwhile, when the existing decontamination device is operated, the retention time of the decontamination liquid on the surface of the decontamination object is too short, the decontamination effect is influenced, and gas-water separation cannot be effectively carried out on the recovered gas-water mixed waste liquid, so that a small amount of waste liquid is still discharged into the environment, and environmental pollution and personnel infection are caused.

Disclosure of Invention

Aiming at the technical problems, the invention aims to provide a decontamination device which has simple and reliable structure and low cost and is suitable for widely used recyclable waste liquid.

Therefore, the technical scheme adopted by the invention is as follows: the utility model provides a device that disappears of washing of recoverable waste liquid, includes frame and spraying head be provided with in the frame and wash liquid case, waste liquid case, gas-liquid separation device, fan and water pump that disappears, wash liquid case, water pump and the water spray channel who spouts the head and communicate in proper order, realize that the blowout washes the liquid that disappears, fan, gas-liquid separation device and the water absorption channel who spouts the head communicate in proper order, gas-liquid separation device and waste liquid case intercommunication to can produce the negative pressure through the fan, realize the recovery of waste liquid, simultaneously, the mixed waste liquid of gas water of recovery is behind gas-liquid separation device gas-liquid separation, and gas is discharged through the fan, and liquid then gets into the waste liquid case.

Preferably, the front part of the spray suction head is in a flaring shape, a water spray cover is arranged at the flaring part of the spray suction head, the water spray cover is in a flaring shape, an annular seam formed between the spray suction head and the water spray cover is communicated with the rear part of the spray suction head to form a water absorption channel, the rear end of the water spray cover is provided with a water inlet, an annular hairbrush is arranged at the position, close to the front end, of the inner side wall of the spray suction head, and the annular hairbrush penetrates through the annular seam between the spray suction head and the water spray cover and extends out of the spray suction. By adopting the structure, the decontamination liquid is sprayed out from the water spraying cover and then recovered through the annular seam, and a diffusion type water flow path is formed on the surface of the decontamination object, so that the retention time of the decontamination liquid on the surface of the decontamination object is greatly prolonged, the decontamination effect is improved, meanwhile, the use amount of the decontamination liquid is reduced, and the decontamination efficiency is improved; the annular brush can be tightly attached to the surface of a decontamination object, so that liquid leakage is effectively prevented while the decontamination effect is improved.

Preferably, the plane of the front end surface of the spray nozzle is parallel to the plane of the front end surface of the water spray cover, and the front end surface of the spray nozzle is protruded than the front end surface of the water spray cover. By adopting the structure, the water flow is uniform, the decontamination effect is further improved, and meanwhile, the leakage of the spray suction head can be effectively prevented.

Preferably, the gas-liquid separation device includes the casing be provided with inlet, air exit and outlet on the casing be provided with the defoaming flabellum in the casing and the collector of airing exhaust, the defoaming flabellum level is arranged, and can take place to rotate under the impact of the waste liquid that gets into from the inlet, the collector of airing exhaust is including collecting box and exhaust pipe, it is located defoaming flabellum top to collect the box bottom surface and be provided with the inlet port, exhaust pipe's one end with collect the box intercommunication, the other end is worn out the air exit and is linked to each other with the fan. By adopting the structure, the gas in the waste liquid is effectively discharged after defoaming, the gas-liquid separation is thorough, and the waste liquid of the decontamination liquid is prevented from being discharged through bubbles to cause environmental pollution and personnel infection.

Preferably, the waste liquid tank and the decontamination liquid tank are arranged side by side from front to back, the gas-liquid separation device is positioned above the waste liquid tank and the decontamination liquid tank, the three are positioned in the front of the frame, the fan and the water pump are positioned at the rear of the frame, the fan is positioned above the water pump, the liquid inlet and the air outlet are respectively arranged on the front side wall and the rear side wall of the shell, the water outlet is positioned at the bottom of the shell, and the top of the waste liquid tank is provided with a water inlet corresponding to the water outlet. Structure more than adopting, structural arrangement is reasonable, avoids lengthy pipe connection, and the maintenance of the fan of being convenient for and the water pump is changed, and the waste liquid after gas-liquid separation directly flows into the waste liquid case under the effect of gravity, need not to rely on external force, and is energy-concerving and environment-protective.

Preferably, the cross section of the collecting box is circular, the plurality of air inlet holes are uniformly arranged in a row at intervals along the radial direction, and the plurality of rows of air inlet holes are distributed in an annular array. By adopting the structure, the circulation of air flow in the collecting box and uniform air intake are facilitated.

Preferably, a pipeline joint is inserted into the liquid inlet, one end of the pipeline joint is positioned in the shell, the other end of the pipeline joint is connected with the waste liquid recovery pipe, a liquid spray pipe insertion hole for inserting a liquid spray pipe is formed in the exposed section of the pipeline joint, the pipeline joint is integrally Y-shaped, one end of the liquid spray pipe is connected to the decontamination tank, the other end of the liquid spray pipe is inserted from the liquid spray pipe insertion hole, and the liquid spray pipe penetrates through the waste liquid recovery pipe to be connected with a water spray channel of the spray suction head. Structure more than adopting, through the pipe joint, with the hydrojet suit in waste liquid recovery pipe to realize hydrojet pipe and waste liquid recovery pipe respectively with the cooperation of being connected of spraying and sucking head, the structure is ingenious, simultaneously, plays spacing effect to hydrojet pipe and waste liquid recovery pipe, avoids the pipeline in disorder, and the pipe joint is whole to be "Y" shape, makes in the hydrojet pipe unobstructed, does benefit to the circulation of the decontamination liquid.

Preferably, liquid level sensors are respectively arranged in the decontamination liquid tank and the waste liquid tank, so that the lowest water level of the decontamination liquid tank and the highest water level of the waste liquid tank are monitored;

the liquid level sensor comprises a reed pipe and a floating head, wherein the floating head comprises a permanent magnet installation seat, a permanent magnet is arranged in the permanent magnet installation seat, a sealing cover and a sliding sleeve are respectively arranged above and below the permanent magnet installation seat, the upper sensing end of the reed pipe is arranged in the sliding pipe and is blocked by a sliding pipe plug, and the sliding pipe plug can be arranged in the sliding sleeve in a vertically sliding mode, so that the floating head can be close to or far away from the reed pipe under the comprehensive action of gravity and buoyancy, and the reed pipe is opened or closed. By adopting the structure, the liquid level can be automatically monitored, so that an operator can conveniently add decontamination liquid into the decontamination liquid tank or pour waste liquid in the waste liquid tank in time, and the influence on the normal use of the decontamination device is avoided; the liquid level sensor has simple and reliable structure and low cost, and is very suitable for a decontamination solution tank and a waste solution tank with small volume.

Preferably, the reed switch of the liquid level sensor in the decontamination liquid tank is a normally closed reed switch, and the reed switch of the liquid level sensor in the waste liquid tank is a normally open reed switch. By adopting the structure, the reed switch is suitable for a decontamination liquid box when being a normally closed reed switch and used for monitoring the lowest liquid level, and the reed switch is suitable for a waste liquid box when being a normally open reed switch and used for monitoring the highest liquid level.

Preferably, the bottom of the frame is provided with a roller. By adopting the structure, the decontamination device is convenient to move and is more flexible to use.

The invention has the beneficial effects that: 1. the structure is simple and reliable, the cost is low, the method is easy to obtain, and the method is suitable for wide popularization and use; 2. the decontamination liquid waste liquid is recycled in time, the outward flow or splashing of the decontamination liquid is effectively avoided, the environmental pollution and the personnel infection are caused, meanwhile, the secondary cleaning of the decontamination liquid waste liquid is avoided, and the manpower and material resources are saved.

Drawings

FIG. 1 is a schematic view of the construction of the present invention (with the spray head not installed);

FIG. 2 is a rear view of the present invention (except for the rear cover);

FIG. 3 is a schematic view of the structure of the nozzle head (the annular brush is not provided with bristles);

FIG. 4 is a front view of the spray head;

FIG. 5 is a schematic structural view of a water spraying cover;

FIG. 6 is a schematic view of the structure of the spray head;

FIG. 7 is a plan view of the gas-liquid separating apparatus;

FIG. 8 is a cross-sectional view taken at A-A of FIG. 7;

FIG. 9 is a schematic view of the structure of the defoaming fan blades and the exhaust air collector;

FIG. 10 is a schematic view showing the structure of a gas-liquid separating apparatus;

FIG. 11 is a schematic structural view of the liquid level sensor (the reed pipe is a normally closed reed pipe);

FIG. 12 is a schematic structural view of the liquid level sensor (the reed switch is a normally open reed switch);

fig. 13 is a schematic structural view of a pipe joint.

Detailed Description

The invention will be further illustrated by the following examples in conjunction with the accompanying drawings:

as shown in fig. 1 to 13, a decontamination device capable of recycling waste liquid mainly comprises a spray suction head 1, an annular brush 2, a liquid spray pipe joint 3, a threaded connector 4, a frame 14, a decontamination liquid tank 15, a waste liquid tank 16, a gas-liquid separation device, a fan 17, a water pump 18, a pipeline joint 19, a roller 20 and a liquid level sensor, wherein the gas-liquid separation device mainly comprises a shell 5, defoaming blades 6 and an exhaust collector 7, and the gas-liquid separation device mainly comprises a reed pipe 8, a floating head 9, a permanent magnet 10, a slide pipe 11, a slide pipe plug 12 and a mounting nut 13.

Further, the decontamination liquid tank 15, the water pump 18 and the water spraying channel of the spray suction head 1 are sequentially communicated to realize the spraying of the decontamination liquid, the fan 17, the gas-liquid separation device and the water absorbing channel of the spray suction head 1 are sequentially communicated, and the gas-liquid separation device is communicated with the waste liquid tank 16. When the decontamination object is decontaminated, the spray suction head 1 is attached to the surface of the decontamination object, the negative pressure generated after the fan 17 is started can realize timely recovery of the waste liquid, the waste liquid is prevented from flowing outwards, meanwhile, after the recovered gas-water mixed waste liquid is subjected to gas-liquid separation by the gas-liquid separation device, gas is discharged through the fan 17, and the liquid enters the waste liquid tank 16. Liquid level sensors are respectively arranged in the decontamination liquid tank 15 and the waste liquid tank 16, so that the lowest water level of the decontamination liquid tank 15 and the highest water level of the waste liquid tank 16 are monitored.

As shown in fig. 3 to 6, the front portion of the spray suction head 1 is flared, the rear portion of the spray suction head 1 is cylindrical and is communicated with the front portion, the rear end of the spray suction head 1 is provided with a threaded connector 4 for facilitating the connection and fixation of the spray suction head and the effluent collecting pipe, a water spray cover 101 is arranged at the flared portion of the spray suction head 1, and the water spray cover 101 is also flared.

Further, the root of the flared part in the spray suction head 1 is provided with two mounting columns 103, a threaded hole and a limiting step located in front of the threaded hole are arranged in each mounting column 103, the rear end of the water spray cover 101 is provided with a columnar mounting hole 101b matched with the mounting column 103, two ends of the columnar mounting hole 101b respectively extend into the inside and the outside of the water spray cover 101, the rear end of the columnar mounting hole 101b is inserted into the corresponding mounting column 103 and is limited through the limiting step, the water spray cover 101 is fixed on the spray suction head 1 through bolts penetrating through the columnar mounting hole 101b and the mounting column 103, and the mounting structure is stable and reliable.

Furthermore, an annular gap is arranged between the spraying and suction head 1 and the water spraying cover 101, the annular gap is communicated with the rear part of the spraying and suction head 1 to form a water absorption channel, the rear end of the water spraying cover 101 is provided with a water inlet 101a, a liquid spraying pipe joint 3 connected with a liquid spraying pipe is arranged in the spraying and suction head 1, a small-diameter section at the front end of the liquid spraying pipe joint 3 penetrates through the water inlet 101a, decontamination liquid enters from the water inlet 101a and is sprayed out through the water spraying cover 101, the liquid spraying pipe joint 3 and the water spraying cover 101 jointly form the water spraying channel, the decontamination liquid is sprayed out from the middle and then is recovered from the periphery, the retention time of the decontamination liquid on the surface of a decontamination object is prolonged, and meanwhile liquid leakage can be effectively prevented.

Further, be provided with annular brush 2 near the front end position department at the spray suction head 1 inside wall, annular brush 2 includes the brush holder and installs the brush hair in the mounting hole of brush holder, annular brush 2 in fig. 3 only shows the brush holder, see fig. 4, annular brush 2's brush hair passes the annular seam back between spray suction head 1 and the water spray cover 101, stretch outside the spray suction head 1, annular brush 2's brush hair adopts fine and close soft brush hair, effectively avoid causing the secondary damage to the wounded, can closely laminate with the object surface that disappears simultaneously, thereby form the enclosed environment in the department of decontaminating, do benefit to the recovery of the decontamination liquid waste liquid. A plurality of elastic buckles 102 used for installing the annular brush 2 are arranged on the inner side wall of the spray-suction head 1, and the annular brush 2 is installed on the spray-suction head 1 through the elastic buckles 102, so that the annular brush 2 can be conveniently detached and installed.

As shown in fig. 7 to 10, the defoaming blade 6 and the exhaust collector 7 are both disposed in the housing 5, the defoaming blade 6 can defoam the gas-water mixed waste liquid, and the defoamed gas is discharged through the exhaust collector 7. The casing 5 is of a box-shaped structure, a liquid inlet 501, an air outlet 502 and a water outlet 503 are arranged on the casing 5, a circular mounting hole is formed in the bottom of the casing 5 and sealed through a disc 504 matched with the mounting hole, and a threaded hole is formed in the top of the casing 5.

Further, defoaming flabellum 6 level is arranged, and waste liquid strikes defoaming flabellum 6 after getting into from inlet 501, makes defoaming flabellum 6 take place to rotate to realize the defoaming, need not extra power consumption. Defoaming blades 6 are mounted on the disc 504 by a mounting shaft.

Further, the exhaust collector 7 comprises a collection box 701 and an exhaust duct 702, the collection box 701 is located above the defoaming fan blades 6, and an air inlet hole 701a is formed in the bottom surface of the collection box 701. Referring to fig. 8, the middle of the collecting box 701 is provided with an installation through hole, the collecting box 701 is fixed by a bolt penetrating through the installation through hole and a threaded hole in the top of the shell 5, a plug is arranged below the installation through hole, and the defoaming fan blades 6 are installed in the installation direction to abut against the plug, so that the collecting box 701 is supported, and the installation structure of the collecting box 701 is more stable and reliable. The plurality of air inlets 701a are uniformly arranged in a row at intervals along the radial direction, the plurality of rows of air inlets 701a are distributed in an annular array, and gas is discharged from the plurality of small holes, so that the gas which is not defoamed is further prevented from being discharged.

Further, one end of the exhaust duct 702 is communicated with the collection box 701, and the other end of the exhaust duct is connected with the fan 17 after penetrating out of the exhaust port 502, in this embodiment, the exhaust duct 702 is a special-shaped duct gradually transited from the flat tube to the round tube, so that the air flow can be ensured to have a uniform flow area in the exhaust duct, the flat tube end of the exhaust duct 702 is connected with the side wall of the collection box 701, and is arranged opposite to the air inlet hole 701a, so that the air flow circulation is facilitated.

As shown in fig. 11 and 12, the floating head 9 includes a permanent magnet mounting seat 901, the permanent magnet 10 is installed in the installation counter bore of the permanent magnet mounting seat 901, and is bonded and fixed through silicone rubber, the sealing performance is good, a sealing cover 902 is arranged above the permanent magnet mounting seat 901, the sealing performance is further improved, a sliding sleeve 903 is arranged below the permanent magnet mounting seat 901, the middle diameter of the permanent magnet mounting seat 901 is larger than the diameters of the upper end and the lower end, the upper end boss of the permanent magnet mounting seat 901 is inserted into the sealing cover 902, the lower end boss is inserted into the sliding sleeve 903, the permanent magnet mounting seat 901 is fixed with the sealing cover 902 and the sliding sleeve 903 in a bonding manner, the connection mode is simple, and meanwhile, good sealing performance can be.

Furthermore, the upper sensing end of the reed switch 8 is arranged in the sliding pipe 11 and is blocked by the sliding pipe plug 12, during installation, the reed switch 8 is firstly installed in an inner hole of the sliding pipe plug 12 and is encapsulated by silicon rubber, then the sliding pipe plug 12 is assembled with the sliding pipe 11, one end of the sliding pipe 11, which is far away from the sliding pipe plug 12, is provided with a mounting nut 13, the reed switch 8, the sliding pipe 11 and the mounting nut 13 are fixed by silicon rubber, the sealing performance is good, the mounting nut 13 consists of an upper threaded section 13a, a middle limiting section 13b and a lower clamping section 13c, threaded through holes are arranged at the bottoms of the decontamination liquid tank 15 and the waste liquid tank 16, the upper threaded section 13a is in threaded fit with threaded holes of the decontamination liquid tank 15 and the waste liquid tank 16, the middle limiting section 13b is used for limiting the installation position of the liquid level sensor, and the lower clamping section 13c is convenient for operators to clamp the liquid level sensor, during installation, the liquid level sensor is inserted from a threaded hole in the bottom of the decontamination liquid tank 15 or the waste liquid tank 16, and the upper threaded section 13a is screwed into the threaded hole, so that the liquid level sensor is fixed, and the installation mode is simple and reliable.

Further, the sliding pipe plug 12 can be arranged in the sliding sleeve 903 in a vertically sliding manner, the diameter of the exposed section of the upper part of the sliding pipe plug 12 is larger than the outer diameter of the sliding pipe 11, and the lower end of the sliding sleeve 903 is reduced, so that the sliding pipe plug 12 is just limited, and the sliding pipe 11 is effectively prevented from slipping. The sliding pipe plug 12 and the sliding sleeve 903 can slide relatively, so that when the sliding pipe 11 is fixed in the decontamination liquid tank 15 or the waste liquid tank 16, the floating head 9 can be close to or far away from the reed pipe 8 under the combined action of gravity and buoyancy, and the reed pipe 8 can be opened or closed. The reed switch 8 is normally closed reed switch or normally open reed switch, see fig. 11, when level sensor is used for decontaminating the liquid tank 15, the reed switch 8 is normally closed reed switch, because the buoyancy of floating head 9 is greater than gravity under normal state, the reed switch 8 is kept away from to permanent magnet 10, the reed switch 8 is closed state, when the interior liquid level of decontaminating the liquid tank 15 drops to minimum liquid level, the floating head 9 only receives the effect of gravity, permanent magnet 10 is close to the reed switch 8, the disconnection of reed switch 8 circuit realizes the monitoring of minimum liquid level. Referring to fig. 12, when the liquid level sensor is used for the waste liquid tank 16, the reed switch 8 is a normally open reed switch, under a normal state, because the floating head 9 is only under the action of gravity, the permanent magnet 10 is close to the reed switch 8, the reed switch 8 is in a closed state, the circuit is switched on, when the liquid level in the waste liquid tank 16 rises to the highest liquid level, the buoyancy of the floating head 9 is greater than the gravity, the permanent magnet 10 is far away from the reed switch 8, the circuit of the reed switch 8 is switched off, and the monitoring of the highest liquid level is realized.

As shown in fig. 1 to 13, the decontamination tank 15, the waste liquid tank 16, the gas-liquid separation device, the blower 17 and the water pump 18 are all arranged on the frame 14, the rollers 20 are arranged at the bottom of the frame 14, the decontamination liquid in the decontamination tank 15 is lifted by the water pump 18 and then is conveyed to the spray suction head 1 through the spray pipe, the waste liquid recovered by the spray suction head 1 is conveyed to the gas-liquid separation device through the waste liquid recovery pipe, the pipe joint 19 is inserted into the liquid inlet 501, one end of the pipe joint 19 is positioned in the shell 5, the other end is connected with the waste liquid recovery pipe, the other end of the waste liquid recovery pipe is connected with the threaded connector 4, the exposed section of the pipe joint 19 is provided with a spray pipe insertion opening 19a for inserting the spray pipe, so that the pipe joint 19 is integrally in a "Y" shape, the spray pipe is inserted from the spray insertion opening 19a, passes through the waste liquid recovery pipe and is connected with the spray pipe joint 3 of the spray suction head 1, the spray, thereby realize that hydrojet pipe and effluent recovery pipe respectively with spout suction head 1's connection cooperation, the structure is ingenious, has avoided the pipeline simultaneously in disorder.

Further, the waste liquid tank 16 and the decontamination liquid tank 15 are arranged side by side in the front and back, the gas-liquid separation device is positioned above the waste liquid tank 16 and the decontamination liquid tank 15 and positioned in the front of the frame 14, the fan 17 and the water pump 18 are installed in the back of the frame 14 through a bracket, the fan 17 is positioned above the water pump 18, the back of the frame 14 is provided with a rear cover, a liquid inlet 501 and an air outlet 502 of the gas-liquid separation device are respectively arranged on the front side wall and the back side wall of the shell 5, the two water outlets 503 are positioned at the bottom of the shell 5, a water inlet corresponding to the water outlet 503 is arranged at the top of the waste liquid tank 16, waste liquid after gas-liquid separation directly flows into the waste liquid tank 16 under the action of gravity, and all mechanisms are reasonably arranged, so that the whole decontamination device.

Claims

1. A decontamination device capable of recycling waste liquid, which comprises a frame (14), and is characterized in that: still including spraying suction head (1) be provided with decontamination liquid case (15), waste liquid case (16), gas-liquid separation device, fan (17) and water pump (18) on frame (14), the water spray channel who is provided with decontamination liquid case (15), water pump (18) and spraying suction head (1) communicates in proper order, realizes that the blowout decontaminates the liquid, the passageway that absorbs water of fan (17), gas-liquid separation device and spraying suction head (1) communicates in proper order, gas-liquid separation device and waste liquid case (16) intercommunication to can produce the negative pressure through fan (17), realize the recovery of waste liquid, simultaneously, the gas-liquid mixture waste liquid of retrieving is behind gas-liquid separation device, and gas is discharged through fan (17), and liquid then gets into waste liquid case (16).

2. The apparatus of claim 1, further comprising: spout suction head (1) front portion and be the flaring form the flaring portion of spouting suction head (1) is provided with water spray cover (101), water spray cover (101) are the flaring form, spout the annular seam that forms between suction head (1) and water spray cover (101) and spout suction head (1) rear portion intercommunication, form the passageway that absorbs water, water spray cover (101) rear end is provided with water inlet (101a) spout suction head (1) inside wall and lean on front position department to be provided with annular brush (2), annular brush (2) pass spout the annular seam between suction head (1) and the water spray cover (101), stretch outside spouting suction head (1).

3. The apparatus of claim 2, wherein the waste liquid recycling apparatus comprises: the plane of the front end surface of the spray suction head (1) is parallel to the plane of the front end surface of the water spray cover (101), and the front end surface of the spray suction head (1) is more convex than the front end surface of the water spray cover (101).

4. The apparatus of claim 1, further comprising: gas-liquid separation includes casing (5) be provided with inlet (501), air exit (502) and outlet (503) on casing (5) be provided with defoaming flabellum (6) and exhaust collector (7) in casing (5), defoaming flabellum (6) level is arranged, and can take place to rotate under the impact of the waste liquid that gets into from inlet (501), exhaust collector (7) are including collecting box (701) and exhaust duct (702), it is located defoaming flabellum (6) top to collect box (701) bottom surface is provided with inlet port (701a), the one end and the collection box (701) intercommunication of exhaust duct (702), the other end is worn out behind air exit (502) and is linked to each other with fan (17).

5. The apparatus of claim 4, wherein the waste liquid recycling apparatus comprises: waste liquid case (16) and decontamination case (15) set up side by side around, gas-liquid separation device is located waste liquid case (16) and decontamination case (15) top, and the three all is located frame (14) front portion, fan (17) and water pump (18) are located frame (14) rear portion, just fan (17) are located water pump (18) top, inlet (501) and air exit (502) set up respectively on the preceding lateral wall and the back lateral wall of casing (5), outlet (503) are located casing (5) bottom waste liquid case (16) top is provided with the water inlet that corresponds with outlet (503).

6. The apparatus of claim 4, wherein the waste liquid recycling apparatus comprises: the cross section of the collecting box (701) is circular, a plurality of air inlets (701a) are uniformly arranged in a row at intervals along the radial direction, and the plurality of rows of air inlets (701a) are distributed in an annular array.

7. The apparatus of claim 4, wherein the waste liquid recycling apparatus comprises: pipeline joint (19) are equipped with in inlet (501) interpolation, the one end of pipeline joint (19) is located casing (5), and the other end links to each other with waste liquid recovery pipe pipeline joint (19) expose and are provided with on the section and supply spray pipe male spray pipe inserted hole (19a), make pipeline joint (19) whole be "Y" shape, and the one end of spray pipe is connected in decontamination case (15), and the other end inserts from spray pipe inserted hole (19a), and the water spray passageway that passes waste liquid recovery pipe and spray head (1) links to each other.

8. The apparatus of claim 1, further comprising: liquid level sensors are respectively arranged in the decontamination liquid tank (15) and the waste liquid tank (16), so that the lowest water level of the decontamination liquid tank (15) and the highest water level of the waste liquid tank (16) are monitored;

the liquid level sensor comprises a reed pipe (8) and a floating head (9), wherein the floating head (9) comprises a permanent magnet installation seat (901), a permanent magnet (10) is arranged in the permanent magnet installation seat (901), a sealing cover (902) and a sliding sleeve (903) are respectively arranged above and below the permanent magnet installation seat (901), the upper sensing end of the reed pipe (8) is arranged in a sliding pipe (11) and is blocked by a sliding pipe plug (12), and the sliding pipe plug (12) can be arranged in the sliding sleeve (903) in a vertical sliding mode, so that the floating head (9) can be close to or far away from the reed pipe (8) under the comprehensive action of gravity and buoyancy, and the opening or closing of the reed pipe (8) is realized.

9. The apparatus of claim 8, wherein the waste liquid recycling apparatus comprises: a reed switch (8) of a liquid level sensor in the decontamination liquid tank (15) is a normally closed reed switch, and a reed switch (8) of a liquid level sensor in the waste liquid tank (16) is a normally open reed switch.

10. The apparatus of claim 1, further comprising: and the bottom of the frame (14) is provided with a roller (20).