CN210358287U - Pressure relief structure of cleaning equipment - Google Patents

Abstract

The utility model relates to a cleaning equipment's pressure release structure, its characterized in that: including the storage water tank, establish at external steam generator and the water pump of storage water tank, 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 connected through series connection's relief valve and steam water pipe and carwash steam squirt, the escape orifice of relief valve stretches into in the storage water tank. The utility model discloses not only can not cause the unexpected scald that causes because of excreting toward the atmosphere, can make in heat energy get back to the water tank again moreover, save heat energy and discharge and improve service environment.

Description

Pressure relief structure of cleaning equipment

The technical field is as follows:

the utility model relates to a cleaning equipment's pressure release structure.

Background art:

the cleaning equipment is vehicle commonly used, the washing of building etc. often, only need normal atmospheric temperature water to some filths that only have dust can clean, and to some more stubborn, need use steam to wash, then the cleaning equipment that can produce high temperature steam at present is owing to do not install the high pressure drainage valve, thereby make the pipeline of steam take place to burst easily, and also with the direct blowdown atmosphere of high pressure steam in having the installation high pressure drainage valve, heat energy has not only been wasted so, and exhaust high pressure steam causes the scald easily, the fog that high pressure steam produced also influences service environment simultaneously.

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 cleaning equipment's pressure release structure is provided, this cleaning equipment's pressure release structure not only reasonable in design can effectively reduce heat energy emission moreover and cause unexpected scald.

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

the utility model discloses cleaning equipment's pressure release structure, its characterized in that: including the storage water tank, establish at external steam generator and the water pump of storage water tank, 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 connected through series connection's relief valve and steam water pipe and carwash steam squirt, the escape orifice of relief valve stretches into in the storage water tank.

Furthermore, a steam outlet of the steam generator is connected with a first port of a second three-way valve, a second port of the second three-way valve is connected with one end of a steam water pipe, the other end of the steam water pipe is connected with a car washing steam water gun, and a third port of the second three-way valve is connected with an inlet end of a safety valve.

Furthermore, the safety valve is a spring type safety valve, and the setting pressure of the spring type safety valve is 2.5 Mpa.

Furthermore, a pipe column is vertically arranged in the water storage tank, the bottom of the pipe column penetrates through the bottom plate of the water storage tank, the upper portion of the pipe column extends out of the top of the water storage tank, and a fourth water pipe and a steam water pipe penetrate into the pipe column from the bottom end of the pipe column and penetrate out of the upper end of the pipe column.

Furthermore, a four-way valve is connected in series with the steam water pipe, a first end of the four-way valve is connected with a second port of the second three-way valve through a pipeline, 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 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; the temperature sensor is used for sensing the temperature of the water vapor passing through the four-way valve, the pressure gauge is used for sensing the pressure of the water vapor passing through the four-way valve, and when the pressure and the temperature exceed the limit values, the work of the gas fire grate is cut off through the temperature controller, so that the temperature and the pressure of the water vapor are prevented from being overlarge.

The utility model discloses a theory of operation: through connecting the relief valve at steam generator's steam outlet to the escape orifice of relief valve stretches into in the storage water tank, thereby when steam generator's steam outlet and steam water pipe in the pressure exceed the voltage limiting value, the steam outlet of steam generator and the interior high-pressure steam of steam water pipe excrete in the storage water tank promptly, not only can not cause because of the unexpected scald that causes toward atmospheric drainage, can make in heat energy get back to the water tank again in addition, save heat energy and discharge and improve service environment.

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 an embodiment 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 functional diagram of one embodiment;

FIG. 12 is a functional schematic of an embodiment;

FIG. 13 is a schematic view of a configuration in which the box body is separated from the vehicle body;

FIG. 14 is a schematic illustration of a front view configuration of an embodiment;

FIG. 15 is a front view configuration schematic diagram of another embodiment;

FIG. 16 is a partial view of FIG. 15;

FIG. 17 is a schematic diagram of the operation of the embodiment of FIG. 15;

FIG. 18 is a front view configuration schematic of another embodiment;

fig. 19 is a partial view of fig. 18.

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 vehicle cleaning equipment comprises a movable vehicle body 1 and a cleaning device 2 arranged on the movable vehicle body, wherein the cleaning device 2 comprises a box body 3, one side edge of the box body is hinged on the movable vehicle body 1, the box body 3 comprises an air tank 4 and a water storage tank 5 which are independently arranged, a boiler chamber 6 protruding upwards from the bottom of the box body into the water storage tank 5 is arranged at the bottom of the water storage tank 5, a steam generator 7 is arranged in the boiler chamber 6, and an exhaust pipe 8 penetrating 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 9 for supplying gas to the steam generator is arranged in the gas tank box 4; the bottom of the box body 3 is provided with a water pump 10, 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 the 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, 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 safety valve A1 is connected in series between the steam outlet of the steam generator 7 and the steam water pipe 16, and a drain A2 of the safety valve A1 extends into the water storage tank 5 (as shown in.

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

(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 water 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. When carwash steam squirt 17 does not open, and the pressure in the steam water pipe 16 is still very big, when connecting the relief valve through the steam outlet at steam generator, and the escape orifice of relief valve stretches into in the storage water tank, thereby when pressure in steam outlet and the steam water pipe of steam generator surpassed the voltage limiting value, the high-pressure steam in steam outlet and the steam water pipe of steam generator excretes in the storage water tank promptly, not only can not cause because of the unexpected scald that causes toward atmospheric drainage, and can make heat energy get back to in the water tank again, save heat energy and discharge and improve service environment.

In order to achieve stable and reliable connection and convenient material taking, the steam outlet of the steam generator 7 is connected with a first port a301 of a second three-way valve A3, a second port a302 of the second three-way valve is connected with one end of a steam water pipe 16, the other end of the steam water pipe is connected with a car washing steam water gun 17, and a third port of the second three-way valve is connected with an inlet end of a safety valve a 1. The safety valve is a spring type safety valve, the setting pressure of the spring type safety valve is 2.5Mpa, and the spring type safety valve can be a model produced by China ultra-high safety valve manufacturing Limited company: A21W-40T or A28X-16T spring-loaded safety valve.

Further, for convenience of use, a pipe column A4 is vertically arranged in the water storage tank, the bottom of the pipe column penetrates through the bottom plate of the water storage tank, the upper part of the pipe column extends out of the top of the water storage tank, and the fourth water pipe and the steam water pipe penetrate into the pipe column from the bottom end of the pipe column and penetrate out of the upper end of the pipe column; penetrate the tubular column in and wear out from the upper end of tubular column through the bottom with fourth water pipe 41 and steam water pipe 16 from the tubular column to make and can place in storage water tank 5 top with fourth water pipe 41 and 16 end-to-end connection's of steam water pipe carwash steam squirt 17 and carwash squirt 15, the user that is located portable automobile body 1 and thinks the position all around can conveniently get, the use has been made things convenient for, this carwash steam squirt 17 and carwash squirt 15 can fix a position in storage water tank 5 top through the mounting, although the tubular column can have the heat of 30-45 degrees in the storage water tank, but can not scald fourth water pipe 41 and steam water pipe 16 (as figure 15).

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 second port A302 of a second three-way valve through a pipeline, a second end of the four-way valve 18 is communicated with a steam inlet of a 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.

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 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 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 (6)

1. The utility model provides a cleaning equipment's pressure release structure which characterized in that: including the storage water tank, establish at external steam generator and the water pump of storage water tank, 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 connected through series connection's relief valve and steam water pipe and carwash steam squirt, the escape orifice of relief valve stretches into in the storage water tank.

2. The pressure relief structure of a cleaning apparatus according to claim 1, wherein: the steam generator is characterized in that a steam outlet of the steam generator is connected with a first port of a second three-way valve, a second port of the second three-way valve is connected with one end of a steam water pipe, the other end of the steam water pipe is connected with a car washing steam water gun, and a third port of the second three-way valve is connected with an inlet end of a safety valve.

3. The pressure relief structure of a cleaning apparatus according to claim 1, wherein: the safety valve is a spring type safety valve, and the setting pressure of the spring type safety valve is 2.5 Mpa.

4. The pressure relief structure of a cleaning apparatus according to claim 1, wherein: the water storage tank is internally and vertically provided with a pipe column, the bottom of the pipe column penetrates through the bottom plate of the water storage tank, the upper part of the pipe column extends out of the top of the water storage tank, and the fourth water pipe and the steam water pipe penetrate into the pipe column from the bottom end of the pipe column and penetrate out from the upper end of the pipe column.

5. The pressure relief structure of a cleaning apparatus according to claim 2, wherein: the steam water pipe is connected with a four-way valve in series, the first end of the four-way valve is connected with the second port of the second three-way valve through a pipeline, 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.

6. The pressure relief structure of a cleaning apparatus according to claim 5, wherein: the car washing water gun and the car washing steam water gun are both provided with an on-off switch; the temperature sensor is used for sensing the temperature of the water vapor passing through the four-way valve, the pressure gauge is used for sensing the pressure of the water vapor passing through the four-way valve, and when the pressure and the temperature exceed the limit values, the work of the gas fire grate is cut off through the temperature controller, so that the temperature and the pressure of the water vapor are prevented from being overlarge.

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