CN209938552U

CN209938552U - Vehicle cleaning apparatus

Info

Publication number: CN209938552U
Application number: CN201920617072.9U
Authority: CN
Inventors: 林振西
Original assignee: Yijia Chuangxin (fujian) Co Ltd
Current assignee: Yijia Chuangxin (fujian) Co Ltd
Priority date: 2019-04-30
Filing date: 2019-04-30
Publication date: 2020-01-14
Anticipated expiration: 2029-04-30

Abstract

The utility model relates to a vehicle cleaning equipment, vehicle cleaning equipment include the portable automobile body and establish the belt cleaning device on the portable automobile body, the belt cleaning device includes that one side articulates the box on the portable automobile body, the box includes independent setting's gas tank and storage water tank, the bottom of storage water tank is provided with the boiler cavity that upwards protrudes by the bottom of the box and stretches into in the storage water tank, be provided with steam generator in the boiler cavity, the top of boiler cavity link up and is provided with the blast pipe that wears out the storage water tank from bottom to top; a liquefied gas tank for supplying gas to the steam generator is arranged in the gas tank box; the bottom of box is provided with the water pump, the water inlet of water pump is linked together through the delivery port of first water pipe with the storage water tank, the delivery port of water pump is linked together through the water inlet of second water pipe with the three-way valve, the utility model discloses vehicle cleaning equipment can be according to actual conditions, water spray or spout steam to carry out better washing to the vehicle.

Description

Vehicle cleaning apparatus

The technical field is as follows:

the utility model relates to a vehicle cleaning equipment.

Background art:

in the using process of the vehicle, the vehicle is stained with some dust or some stubborn traffic films which are difficult to clean, the brightness of the vehicle paint is affected, the dust or the traffic films need to be removed, usually, people need to drive the vehicle to a special vehicle washing store for cleaning, and often need to wait in line when arriving at the vehicle washing store, so that the trouble of vehicle washing of people is caused.

The invention content is as follows:

in view of the not enough of prior art, the utility model aims to solve the technical problem that a vehicle cleaning equipment is provided, this vehicle cleaning equipment not only structural design is reasonable, and is high-efficient convenient moreover.

In order to solve the technical problem, the technical scheme of the utility model is that:

the utility model discloses vehicle cleaning equipment, its characterized in that: the cleaning device comprises a movable vehicle body and a cleaning device arranged on the movable vehicle body, wherein one side edge of the cleaning device is hinged to the movable vehicle body, the tank body comprises an air tank box and a water storage tank which are independently arranged, a boiler chamber which protrudes upwards from the bottom of the tank body and extends into the water storage tank is arranged at the bottom of the water storage tank, a steam generator is arranged in the boiler chamber, and an exhaust pipe which penetrates out of the water storage tank from bottom to top is arranged at the top of the boiler chamber in a penetrating manner; a liquefied gas tank for supplying gas to the steam generator is arranged in the gas tank box; the bottom of box is provided with the water pump, the water inlet of water pump is linked together through the delivery port of first water pipe with the storage water tank, the delivery port of water pump is linked together through the water inlet of second water pipe with the three-way valve, the first delivery port of three-way valve is linked together through the water inlet of third water pipe with steam generator, the second delivery port of three-way valve is linked together through the water inlet of fourth water pipe with the carwash squirt, steam generator's play steam port is linked together through the steam water pipe and the steam inlet of carwash steam squirt.

Furthermore, a four-way valve is connected in series with the steam water pipe, the first end of the four-way valve is connected with a steam outlet of the steam generator, the second end of the four-way valve is communicated with a steam inlet of the steam water gun, and the third end and the fourth end of the four-way valve are connected with a temperature sensor and a pressure gauge.

Furthermore, the car washing water gun and the car washing steam water gun are both provided with an on-off switch.

Furthermore, the water inlet of the water pump and the water outlet of the water storage tank are respectively connected to two valve ports of a second three-way valve through water pipes, the third valve port of the second three-way valve is connected with a first two-way valve with a switch, and the valve port of the second three-way valve connected with the water outlet of the water storage tank is connected with a second two-way valve with a switch.

Furthermore, above-mentioned steam generator is including installing in boiler chamber indoor and the steam converter that the end of intaking is connected with the outlet pipe, the bottom of boiler chamber is provided with the gas fire row that is used for heating steam converter, the inlet end that the gas fire was arranged is connected with liquefied gas tank's the end of giving vent to anger through the gas-supply pipe, steam converter includes the cylinder heliciform winding tubular metal resonator of a plurality of sections series connection and establishes ties and paste the spiral tubular metal resonator that leans on at boiler chamber internal face with cylinder heliciform winding tubular metal resonator.

Furthermore, a detachable sealing cover is arranged at the top of the water storage tank, the exhaust pipe penetrates out of the sealing cover, a sealing plate is arranged at the top of the exhaust pipe, and exhaust holes are formed in the end part of the exhaust pipe, penetrating out of the sealing cover, at intervals along the circumferential direction; the exhaust protection casing that the blast pipe was arranged in to the cover, the exhaust protection casing is provided with the exhaust slotted hole along circumference interval, is equipped with a spacing ring piece at least at exhaust protection casing inner wall, and welding of spacing ring piece outer peripheral edge is at exhaust protection casing internal face, and spacing ring piece internal peripheral edge diameter slightly is greater than the blast pipe external diameter.

The movable trolley body further comprises a seat box arranged on the platform surface of the trolley body, a storage battery for supplying power to the trolley body is arranged in the seat box, the pressure gauge, the time relay, the ignition controller and the temperature controller are arranged on the side wall surface, facing the trolley head, of the seat box, the storage battery supplies power to the water pump, the pressure gauge, the time relay and the temperature controller, the temperature controller is electrically connected with the gas fire grate through the ignition controller, and when the temperature of steam in the steam output pipe exceeds a set value, the temperature controller drives the gas fire grate to stop working through the ignition controller; the time relay is electrically connected with a driving motor of the water pump so as to set the working time of the water pump.

Furthermore, a liquid level observation port is further formed in the box body, a transparent liquid level pipe is vertically arranged in the liquid level observation port, the lower end of the liquid level pipe is communicated with the lower end of one side wall of the water storage tank, and a colored floating ball is arranged in the liquid level pipe to display the liquid level in the water storage tank.

Furthermore, the box body can swing along one side edge part of the box body, and a hydraulic cylinder for swinging and lifting the box body is arranged between the frame of the movable vehicle body and the box body.

The utility model discloses vehicle cleaning equipment's operating method, its characterized in that: when in work:

(1) cleaning the water storage tank with water: starting a water pump, and outputting water in the water storage tank through a fourth water pipe and a car washing water gun by the water pump for cleaning;

(2) steam cleaning: water in the water storage tank enters a steam generator through a water pump to be heated, and steam generated by the steam generator is output through a steam output pipe and a car washing steam water gun for cleaning; the heat generated by the steam generator is absorbed by the water in the water storage tank through the heat transfer of the boiler chamber, so that the water temperature in the water storage tank is raised, and the waste heat recovery is realized; the water after the temperature rises is continuously sent into the steam generator through the water pump to make the water in the heating steam generator form the required heating temperature difference of steam and reduce, and then make the required heat of heating steam generator reduce, realize the reuse of waste heat.

Compared with the prior art, the utility model discloses following beneficial effect has: the utility model is not only simple in structure, reasonable in design can drive according to the position of carwash vehicle moreover the utility model discloses the carwash of car owner has been made things convenient for greatly to the car washing of vehicle-door, can be according to the actual conditions who treats the carwash in addition, water spray or steam spraying to can carry out better washing to the vehicle, the suitability is good, and the flexibility is high, and easy to use is high-efficient convenient.

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

Description of the drawings:

fig. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic view of the structure of the utility model when the case is lifted;

FIG. 3 is a schematic view of the partial configuration of FIG. 1;

FIG. 4 is a schematic view of the partial configuration of FIG. 3;

FIG. 5 is a schematic view of the partial configuration of FIG. 1;

FIG. 6 is a schematic front view of a cylindrical spirally wound metal tube;

FIG. 7 is a schematic view of the A-A cross-sectional configuration of FIG. 4;

FIG. 8 is a schematic view of a top configuration of the case;

FIG. 9 is a schematic view of the K-way configuration of FIG. 8;

FIG. 10 is a front view configuration schematic of the seat box;

FIG. 11 is a schematic diagram of the first embodiment;

FIG. 12 is a schematic diagram of the third embodiment;

fig. 13 is a schematic view of a structure in which the box body is separated from the vehicle body.

The specific implementation mode is as follows:

in order to make the aforementioned and other features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.

The first embodiment is as follows: the utility model discloses vehicle cleaning equipment includes portable automobile body 1 and belt cleaning device 2 that sets up on portable automobile body, belt cleaning device 2 includes that one side articulates the box 3 on portable automobile body 1, box 3 is including independent setting's gas pitcher case 4 and storage water tank 5, the bottom of storage water tank 5 is provided with the boiler cavity 6 that stretches into in storage water tank 5 by the bottom of the box is protruding upwards, be provided with steam generator 7 in the boiler cavity 6, the top of boiler cavity link up and is provided with the blast pipe 8 that wears out the storage water tank from bottom to top; a liquefied gas tank 9 for supplying gas to the steam generator is arranged in the gas tank box 4; the bottom of box 3 is provided with water pump 10, the water inlet of water pump 10 is linked together through the delivery port of first water pipe 11 with storage water tank 5, the delivery port of water pump 10 is linked together through the water inlet of second water pipe 12 with three-way valve 13, the first delivery port of three-way valve 13 is linked together through the water inlet of third water pipe 14 with steam generator 7, the second delivery port of three-way valve 13 is linked together through the water inlet of fourth water pipe 41 with carwash squirt 15, steam generator 7's steam outlet is linked together through the steam water pipe 16 and carwash steam squirt 17's steam inlet.

The utility model discloses vehicle cleaning equipment's operating method, the during operation:

(2) steam cleaning: water in the water storage tank enters a steam generator through a water pump to be heated, and steam generated by the steam generator is output through a steam output pipe and a car washing steam water gun for cleaning; the heat generated by the steam generator is absorbed by the water in the water storage tank through the heat transfer of the boiler chamber, so that the water temperature in the water storage tank is raised, and the waste heat recovery is realized; the water with the increased water temperature is continuously sent into the steam generator through the water pump, so that the heating temperature difference required for forming steam by heating the water in the steam generator is reduced, the heat required for heating the steam generator is reduced, and the reutilization of waste heat is realized; when the car washing steam water gun 17 is closed and the car washing water gun 15 is opened, water sprayed from the car washing water gun 15 has a certain temperature, and the car washing water gun has the function of better cleaning the car surface.

Example two: the utility model discloses vehicle cleaning equipment includes portable automobile body 1 and belt cleaning device 2 that sets up on portable automobile body, belt cleaning device 2 includes that one side articulates the box 3 on portable automobile body 1, box 3 is including independent setting's gas pitcher case 4 and storage water tank 5, the bottom of storage water tank 5 is provided with the boiler cavity 6 that stretches into in storage water tank 5 by the bottom of the box is protruding upwards, be provided with steam generator 7 in the boiler cavity 6, the top of boiler cavity link up and is provided with the blast pipe 8 that wears out the storage water tank from bottom to top; a liquefied gas tank 9 for supplying gas to the steam generator is arranged in the gas tank box 4; a water pump 10 is arranged at the bottom of the box body 3, a water inlet of the water pump 10 is communicated with a water outlet of the water storage tank 5 through a first water pipe 11, a water outlet of the water pump 10 is communicated with a water inlet of a three-way valve 13 through a second water pipe 12, a first water outlet of the three-way valve 13 is communicated with a water inlet of a steam generator 7 through a third water pipe 14, a second water outlet of the three-way valve 13 is communicated with a water inlet of a car washing water gun 15 through a fourth water pipe 41, and a steam outlet of the steam generator 7 is communicated with a steam inlet of a car washing steam water gun 17 through a steam water pipe 16; a four-way valve 18 is connected in series with the steam water pipe, a first end of the four-way valve 18 is connected with a steam outlet of the steam generator, a second end of the four-way valve 18 is communicated with a steam inlet of the steam water gun, and a third end and a fourth end of the four-way valve are connected with a temperature sensor 19 and a pressure gauge 20; the car washing water gun and the car washing steam water gun are both provided with an on-off switch; the temperature sensor 19 is used for sensing the temperature of the water vapor passing through the four-way valve 18, the pressure gauge 20 is used for sensing the pressure of the water vapor passing through the four-way valve 18, and when the pressure and the temperature exceed the limit values, the work of the gas fire grate 25 is cut off through the temperature controller, so that the temperature and the pressure of the water vapor are prevented from being too high.

Example three: the utility model discloses vehicle cleaning equipment includes portable automobile body 1 and belt cleaning device 2 that sets up on portable automobile body, belt cleaning device 2 includes that one side articulates the box 3 on portable automobile body 1, box 3 is including independent setting's gas pitcher case 4 and storage water tank 5, the bottom of storage water tank 5 is provided with the boiler cavity 6 that stretches into in storage water tank 5 by the bottom of the box is protruding upwards, be provided with steam generator 7 in the boiler cavity 6, the top of boiler cavity link up and is provided with the blast pipe 8 that wears out the storage water tank from bottom to top; a liquefied gas tank 9 for supplying gas to the steam generator is arranged in the gas tank box 4; a water pump 10 is arranged at the bottom of the box body 3, a water inlet of the water pump 10 is communicated with a water outlet of the water storage tank 5 through a first water pipe 11, a water outlet of the water pump 10 is communicated with a water inlet of a three-way valve 13 through a second water pipe 12, a first water outlet of the three-way valve 13 is communicated with a water inlet of a steam generator 7 through a third water pipe 14, a second water outlet of the three-way valve 13 is communicated with a water inlet of a car washing water gun 15 through a fourth water pipe 41, and a steam outlet of the steam generator 7 is communicated with a steam inlet of a car washing steam water gun 17 through a steam water pipe 16; a four-way valve 18 is connected in series with the steam water pipe, a first end of the four-way valve 18 is connected with a steam outlet of the steam generator, a second end of the four-way valve is communicated with a steam inlet of the steam water gun, and a third end and a fourth end of the four-way valve are connected with a temperature sensor 19 and a pressure gauge 20; the car washing water gun and the car washing steam water gun are both provided with an on-off switch, a water inlet of the water pump and a water outlet of the water storage tank are respectively connected to two valve ports of a second three-way valve 21 through water pipes, the third valve port of the second three-way valve is connected with a first two-way valve 22 of the switch, and the valve port of the second three-way valve connected with the water outlet of the water storage tank is connected with a second two-way valve 23 with a switch; when the water-saving car washer is used for washing cars at ordinary times, the first two-way valve 22 with the switch is closed, the second two-way valve 23 with the switch is opened, so that water in the water storage tank enters the water pump 10 through the second three-way valve 21, and water outlet or steam outlet car washing is carried out; in winter, the second two-way valve 23 with the switch can be closed, the first two-way valve 22 with the switch can be opened, the water pump is driven to work, the opening and closing switch of the water gun is started after the last vehicle is washed, water in the water pump and a pipeline between the water pump and the water gun can be drained completely, and the problem that the water pump cannot be used due to the fact that the water pump is frozen in winter is avoided.

The above-mentioned several embodiments all include the following features: the steam generator 7 comprises a steam converter 24 which is arranged in a boiler cavity 6 and is connected with a water outlet pipe at a water inlet end, a gas fire grate 25 for heating the steam converter is arranged at the bottom of the boiler cavity, and the gas inlet end of the gas fire grate 25 is connected with the gas outlet end of a liquefied gas tank through a gas pipe so as to heat the steam converter through the gas fire grate and enable water passing through the steam converter to be heated to form steam. The steam converter 24 comprises a plurality of sections of cylindrical spirally wound metal tubes 26 which are connected in series and a spiral metal tube 27 which is connected in series with the cylindrical spirally wound metal tubes and is attached to the inner wall surface of the boiler chamber, the spiral metal tube 27 is attached to the inner wall surface of the boiler chamber, so that heat can be better transferred into the water tank through the wall plate of the boiler chamber, and the cylindrical spirally wound metal tubes 26 are not attached to the wall plate of the boiler chamber but are close to the spiral metal tube 27; the steam generator 7 is a component of an existing gas water heater, namely, a gas fire grate 25 is connected with gas, a steam converter 24 is used for water passing, and the combustion of the gas fire grate 25 heats the steam converter 24, so that water in the steam converter 24 is heated to generate steam.

Furthermore, a detachable sealing cover 28 is arranged at the top of the water storage tank, the exhaust pipe penetrates out of the sealing cover, a sealing plate 29 is arranged at the top of the exhaust pipe, and exhaust holes 30 are formed in the end part of the exhaust pipe penetrating out of the sealing cover at intervals along the circumferential direction; be provided with the cover on the closing cap and arrange exhaust protection casing 31 on the blast pipe in, exhaust protection casing is provided with exhaust slotted hole 32 along circumference interval, is equipped with a spacing ring piece 33 at least at exhaust protection casing inner wall, and spacing ring piece outer peripheral edge welds at exhaust protection casing internal face, and spacing ring piece internal peripheral edge diameter slightly is greater than the blast pipe external diameter, owing to be equipped with exhaust protection casing, makes the blast pipe that stretches out outside the box obtain the protection, avoids people's mistake to bump the blast pipe and causes the scald.

Further, the movable vehicle body 1 further comprises a seat box 34 arranged on the platform surface of the vehicle body, a storage battery 35 for supplying power to the vehicle body is arranged in the seat box, the pressure gauge 20, a time relay 35, an ignition controller 36 and a temperature controller 42 are arranged on the side wall surface of the seat box facing the vehicle head, the storage battery supplies power to a water pump, the pressure gauge, the time relay, the temperature controller and the vehicle body (the vehicle body can be an electric vehicle and a motorcycle, the storage battery supplies power to a vehicle driving motor when the vehicle is an electric vehicle, and supplies power to a starting motor when the vehicle is an electric motorcycle), the temperature controller is electrically connected with the gas fire grate through the ignition controller, and when the temperature of steam in the steam output pipe exceeds a set value, the temperature controller drives the gas fire grate to stop working through the ignition controller; the time relay is electrically connected with a driving motor of the water pump so as to set the working time of the water pump, the side wall surface of the seat box facing the head of the vehicle is also provided with a mains supply socket 44 and a control button 43, and the pressure gauge 20, the time relay 35, the ignition controller 36, the temperature controller 42, the mains supply socket 44 and the control button 43 are arranged on the side wall surface of the seat box facing the head of the vehicle, so that the operation of people is facilitated.

Further, the liquid level viewing aperture 37 (be the bar form fluting) has still been seted up on the above-mentioned box, and this viewing aperture can be installed on the beam column 46 of the rear side limit portion of box, and this beam column is made by square steel, erect in the liquid level viewing aperture and be equipped with a transparent liquid level pipe 38, the lower extreme of liquid level pipe 38 is linked together with a lateral wall lower extreme of storage water tank, is equipped with coloured floater 39 in the liquid level pipe to show the liquid level in the storage water tank, through observing the position of floater 39, can the straight tube observe the liquid level in the storage water tank, convenient to use. The box can be the cuboid, and its each side can be made the frame by the square steel welding, welds corrosion resistant plate and forms the side wall board on the frame, and gas pitcher case 4 and 5 accessible corrosion resistant plate of storage water tank separate, are equipped with openable and closable wall door 45 behind gas pitcher case 4, place liquefied gas jar 9, carwash squirt 15, carwash steam squirt 17 and carwash apparatus etc. in the gas pitcher case 4.

Furthermore, the box body can swing along one side edge part of the box body, a hydraulic cylinder 40 for swinging and lifting the box body is arranged between the frame of the movable vehicle body and the box body, the box body is hinged at the rear part of the vehicle body through a hinged shaft at the lower part of the rear side, and the box body swings around the hinged shaft through the expansion of the hydraulic cylinder 40.

The box 3 of the cleaning device in fig. 2 is hinged to the car body in a manner that one end of the box 3 is hinged to the car body in a rotating manner, or the box 3 can be detachably connected to the car body, that is, the box can be lifted and separated from the car body from bottom to top (as shown in fig. 13), in this embodiment, the steam generator 7, the gas fire grate 25, the steam converter 24, the water pump 10 and the like are all fixed to the car body, while the box 3 only retains one shell (the shape of the box 3 is the same as that of fig. 1, 3, 4, 5, 6, 7, 8 and 9), when in use, the box with only one shell covers the car body and is locked, the locking mode can be locked by bolts or can be quickly detached, and the like, and the mode is favorable for convenient manufacturing and improving the manufacturing efficiency, and the liquefied gas tank 9.

The above embodiments are only used to illustrate the technical solution of the present invention and not to limit it; although the present invention has been described in detail with reference to preferred embodiments, it should be understood by those skilled in the art that: the invention can be modified or equivalent substituted for some technical features; without departing from the spirit of the present invention, it should be understood that the scope of the claims is intended to cover all such modifications and variations.

Claims

1. A vehicle washing apparatus characterized in that: the cleaning device comprises a movable vehicle body and a cleaning device arranged on the movable vehicle body, wherein one side edge of the cleaning device is hinged to the movable vehicle body, the tank body comprises an air tank box and a water storage tank which are independently arranged, a boiler chamber which protrudes upwards from the bottom of the tank body and extends into the water storage tank is arranged at the bottom of the water storage tank, a steam generator is arranged in the boiler chamber, and an exhaust pipe which penetrates out of the water storage tank from bottom to top is arranged at the top of the boiler chamber in a penetrating manner; a liquefied gas tank for supplying gas to the steam generator is arranged in the gas tank box; the bottom of box is provided with the water pump, the water inlet of water pump is linked together through the delivery port of first water pipe with the storage water tank, the delivery port of water pump is linked together through the water inlet of second water pipe with the three-way valve, the first delivery port of three-way valve is linked together through the water inlet of third water pipe with steam generator, the second delivery port of three-way valve is linked together through the water inlet of fourth water pipe with the carwash squirt, steam generator's play steam port is linked together through the steam water pipe and the steam inlet of carwash steam squirt.

2. The vehicle washing apparatus according to claim 1, characterized in that: the steam water pipe is connected with a four-way valve in series, the first end of the four-way valve is connected with a steam outlet of the steam generator, the second end of the four-way valve is communicated with a steam inlet of the steam water gun, and the third end and the fourth end of the four-way valve are connected with a temperature sensor and a pressure gauge.

3. The vehicle washing apparatus according to claim 2, characterized in that: and the car washing water gun and the car washing steam water gun are both provided with an on-off switch.

4. The vehicle washing apparatus according to claim 3, characterized in that: the water inlet of the water pump and the water outlet of the water storage tank are respectively connected to two valve ports of a second three-way valve through water pipes, the third valve port of the second three-way valve is connected with a first two-way valve with a switch, and the valve port of the second three-way valve connected with the water outlet of the water storage tank is connected with a second two-way valve with a switch.

5. The vehicle washing apparatus according to claim 4, characterized in that: steam generator is including installing in boiler chamber indoor and the steam converter that the end of intaking is connected with the outlet pipe, the bottom of boiler chamber is provided with the gas fire row that is used for heating steam converter, the inlet end that the gas fire was arranged is connected with liquefied gas tank's the end of giving vent to anger through the gas-supply pipe end of giving vent to anger, steam converter includes the cylindrical heliciform winding tubular metal resonator of a plurality of sections series connection and establishes ties and paste the spiral tubular metal resonator that leans on at boiler chamber internal face with cylindrical heliciform winding tubular metal resonator.

6. The vehicle washing apparatus according to claim 5, characterized in that: the top of the water storage tank is provided with a detachable sealing cover, the exhaust pipe penetrates out of the sealing cover, the top of the exhaust pipe is provided with a sealing plate, and exhaust holes are formed in the end part of the exhaust pipe penetrating out of the sealing cover at intervals along the circumferential direction; the exhaust protection casing that the blast pipe was arranged in to the cover, the exhaust protection casing is provided with the exhaust slotted hole along circumference interval, is equipped with a spacing ring piece at least at exhaust protection casing inner wall, and welding of spacing ring piece outer peripheral edge is at exhaust protection casing internal face, and spacing ring piece internal peripheral edge diameter slightly is greater than the blast pipe external diameter.

7. The vehicle washing apparatus according to claim 6, characterized in that: the movable trolley body further comprises a seat box arranged on the platform surface of the trolley body, a storage battery for supplying power to the trolley body is arranged in the seat box, the pressure gauge, the time relay, the ignition controller and the temperature controller are arranged on the side wall surface, facing the trolley head, of the seat box, the storage battery supplies power to the water pump, the pressure gauge, the time relay and the temperature controller, the temperature controller is electrically connected with the gas fire grate through the ignition controller, and when the temperature of steam in the steam output pipe exceeds a set value, the temperature controller drives the gas fire grate to stop working through the ignition controller; the time relay is electrically connected with a driving motor of the water pump so as to set the working time of the water pump.

8. The vehicle washing apparatus according to claim 7, characterized in that: the water storage tank is characterized in that the tank body is also provided with a liquid level observation port, a transparent liquid level pipe is vertically arranged in the liquid level observation port, the lower end of the liquid level pipe is communicated with the lower end of one side wall of the water storage tank, and a colored floating ball is arranged in the liquid level pipe to display the liquid level in the water storage tank.

9. The vehicle washing apparatus according to claim 8, characterized in that: the box body can swing along one side edge part of the box body, and a hydraulic cylinder for swinging and lifting the box body is arranged between the frame of the movable vehicle body and the box body.