CN111053504A

CN111053504A - Steam cleaning equipment control system

Info

Publication number: CN111053504A
Application number: CN201811204333.0A
Authority: CN
Inventors: 林程; 魏志超; 邱阳; 张志良; 郝建国; 王金胜
Original assignee: Tineco Intelligent Technology Co Ltd
Current assignee: Tineco Intelligent Technology Co Ltd
Priority date: 2018-10-16
Filing date: 2018-10-16
Publication date: 2020-04-24

Abstract

The application discloses a control system of steam cleaning equipment, which is connected with a controller through a power supply, wherein the controller is provided with a control unit, and the control unit controls the work of a water pump through a control signal provided by a control switch so as to control the water supply to an evaporator; the power supply simultaneously supplies power to the electric heating element in the evaporator; the control system controls the water pump and the evaporator to heat the water body into water vapor so as to improve the control stability; and the volume structure of controller is less, can install in the steam cleaning equipment that volume is less.

Description

Steam cleaning equipment control system

Technical Field

The application relates to the field of steam products, in particular to a steam cleaning device control system

Background

With the rapid development of science and technology and the improvement of the quality of life of people, steam cleaning equipment gradually enters the life of people.

The conventional controller of the handheld cleaning steam engine comprises a flow controller, a flow rate controller, a temperature controller and the like, but the controllers can only realize the function in a single aspect and cannot realize multifunctional operation; and stability is relatively poor, easy damage, and control PCB volume is great, and the shared space is great, consequently makes the reduction of volume of handheld steam engine unable realization, can't make handheld steam engine lighter, convenient to use.

Disclosure of Invention

The application provides a steam cleaning equipment control system to solve current controller function singleness, stability is relatively poor, and the great problem of controller volume structure.

The application provides a steam cleaning device control system, includes: the system comprises a power supply, a controller, a control switch, a water pump and an evaporator;

the power supply is connected with the controller, a control unit is arranged on the controller, a control signal provided by the control switch is provided for the control unit, and the control unit controls the operation of the water pump according to the control signal so as to control the water supply to the evaporator;

the power supply simultaneously supplies power to the electric heating element in the evaporator; the evaporator is provided with a temperature controller, and the temperature controller controls power supply to the electric heating element according to a set temperature range, so that the evaporation temperature of the evaporator is controlled.

Optionally, the controller includes the control unit, a water pump power supply unit, and a voltage stabilizing circuit; the control unit is used for receiving the control signal sent by the control switch and sending a switch control instruction according to the control signal;

the water pump power supply unit is provided with a switch element, the switch element is connected to a power supply input loop of the water pump, and a control end of the switch element receives the switch control instruction and is in a conducting or switching-off state according to the switch control instruction, so that the power supply of the water pump is controlled, and the work of the water pump is controlled;

the voltage stabilizing circuit is used for converting the power supply voltage into required direct current voltage and providing the direct current voltage for the control unit to use.

Optionally, the switching element is a triac.

Optionally, the switching element further includes a high-power diode connected in series with the triac.

Optionally, the switch control instruction output by the control unit is output to the control end of the bidirectional thyristor after passing through the triode amplification circuit.

Optionally, the control unit employs a microcontroller chip SH79F 084A.

Optionally, a voltage regulator diode is arranged in the voltage regulator circuit to realize voltage regulation.

Optionally, the voltage stabilizing circuit further includes a bridge rectifier or a half-bridge rectifier.

Optionally, a filter capacitor is disposed at an output end of the bridge rectifier or the half-bridge rectifier.

Optionally, a light emitting diode is provided to respond to the control switch to send a switch signal for starting the water pump.

Compared with the prior art, the method has the following advantages: the application provides a control system of steam cleaning equipment, which is connected with a controller through a power supply, wherein the controller is provided with a control unit, and the control unit controls the work of a water pump through a control signal provided by a control switch so as to control the water supply to an evaporator; the power supply simultaneously supplies power to the electric heating element in the evaporator; the control system controls the water pump and the evaporator to heat the water body into water vapor so as to improve the control stability; and the volume structure of controller is less, can install in the steam cleaning equipment that volume is less.

Drawings

FIG. 1 is a schematic structural diagram of a steam cleaning device provided in an embodiment of the present application;

FIG. 2 is an exploded view of a steam cleaning device provided in an embodiment of the present application;

FIG. 3 is a schematic structural diagram of a water tank in a steam cleaning device according to an embodiment of the present application;

FIG. 4 is a schematic structural diagram of a control system of a steam cleaning device according to an embodiment of the present disclosure;

FIG. 5 is a schematic structural diagram of a controller in a control system of a steam cleaning device according to an embodiment of the present application;

FIG. 6 is a circuit diagram of a control water pump in a control system of a steam cleaning device according to an embodiment of the present application;

FIG. 7 is an exploded view of an evaporator in a steam cleaning device provided in an embodiment of the present application;

FIG. 8 is a schematic structural diagram of an evaporator in a steam cleaning device according to an embodiment of the present application;

FIG. 9 is a schematic view of a further evaporator in a steam cleaning device according to an embodiment of the present application;

FIG. 10 is a schematic view of a further evaporator in a steam cleaning device according to an embodiment of the present application;

fig. 11 is an exploded view of a connection assembly in a steam cleaning device provided in an embodiment of the present application;

FIG. 12 is a schematic structural view of a connection assembly in a steam cleaning device according to an embodiment of the present disclosure;

FIG. 13 is a schematic structural diagram of a working head of a steam cleaning device according to an embodiment of the present disclosure;

FIG. 14 is a cross-sectional view of one of the work heads of FIG. 13;

FIG. 15 is a schematic view of the structure of the steam cleaning device resulting from the structure of the working head in FIG. 13;

FIG. 16 is a schematic structural view of another working head in a steam cleaning device according to an embodiment of the present disclosure;

FIG. 17 is a schematic view of the construction of the steam cleaning device resulting from the construction of the work head in FIG. 16;

FIG. 18 is a schematic structural view of another working head in a steam cleaning device according to an embodiment of the present disclosure;

FIG. 19 is a schematic view of the structure of the steam cleaning device resulting from the structure of the working head in FIG. 18;

FIG. 20 is a schematic structural view of another working head in a steam cleaning device according to an embodiment of the present disclosure;

fig. 21 is a schematic structural view of the steam cleaning apparatus formed by the structure of the working head in fig. 20.

The steam cleaning device comprises a steam cleaning device 1, a machine body 2, a machine body front cover 21, a machine body rear cover 22, a protective shell 23 and a handle 24; the water tank comprises a water tank body 3, a buckle component 31, a buckle 311, a claw 312, a release button 313, a connecting rod 314, a convex part 32, a mounting groove 321, a groove 33, a pressure spring 34, a blind hole 35, an upper end cover 36, a lower end cover 37, an outer cover 38, a water outlet sleeve 381, an open groove 382 and a water conveying pipe 39;

the evaporator 4, the shell 41, the spray pipe 411, the electric heating element 42, the heating body 421, the flow dividing body 43, the water flow dispersing block 431, the screw 432, the spring 433, the water blocking block rod 434, the fuse 44, the temperature controller 45, the cavity gap 46, the conveying pipeline 47, the sealing ring 48, the evaporation cavity 49, the water inlet 491 and the air outlet 492;

the adapter 5, the adapter shell 51, the central pipeline 52, the clamping part 53, the containing groove 531, the clamping hole 532, the clamping piece 54, the connecting button 541, the convex block 5411, the return spring 542, the clamping hook 543, the fixing boss 55 and the limiting block 56;

the device comprises a working head 6, a conveying pipeline 61, a connecting clamping groove 62, a clamping hole 63, a foolproof hole 64, a clamping connector 65, a steam nozzle 66, a steam hole pipe 661, a nozzle 662, a rotary spray head 663, a rotary joint 664, a baffle 665, a ground brush 666, a pivoting part 667, a flow increasing steam pipe 668, a steam spraying end cover 669, a flow increasing pipeline 67, a hose 68, a pipe rod 69 and a support 691;

a control switch 7, a power line 8;

the steam cleaning device comprises a controller 9, a steam cleaning device control system 90, a control unit 91, a triode 911, a water pump power supply unit 92, a switching element 921, a bidirectional thyristor 9211, a high-power diode 9212, a voltage stabilizing circuit 93, a voltage stabilizing diode 931, a rectifier 932, a filter capacitor 933, a light emitting diode 94, a power supply 95 and a water pump 10.

Detailed Description

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application. This application is capable of implementation in many different ways than those herein set forth and of similar import by those skilled in the art without departing from the spirit of this application and is therefore not limited to the specific implementations disclosed below.

The application provides a steam cleaning device, and fig. 1 is a schematic structural diagram of the steam cleaning device provided by the embodiment of the application.

With reference to fig. 1 and 2, a steam cleaning device 1 provided in the embodiment of the present application includes a machine body 2, a water pump 10 and an evaporator 4 disposed in the machine body 2, a water tank body 3, and an adapter 5.

As shown in fig. 2, the body 2 includes a front cover 21 and a rear cover 22, the front cover 21 and the rear cover 22 are assembled together to form a protective shell 23 for enclosing the evaporator 4, i.e. the evaporator 4 is accommodated in the protective shell 23, and the protective shell 23 is made of a high temperature resistant material, so that the evaporator 4 can be operated while insulating heat, and a user can be prevented from being scalded. The combination of the front cover 21 and the back cover 22 can also form a handle 24 for packaging the water pump 10. Handle 24's setting can be convenient for the user to take steam cleaning device 1, namely the user can directly take up steam cleaning device 1 through handle 24 and use, realizes the nimble operation to steam cleaning device 1.

In the embodiment of the present application, a control switch 7 is further disposed on one side of the handle 24, and the control switch 7 is provided with a plurality of operation modes, which can be used for triggering the on and off operations of the steam cleaning device 1, controlling the water pump 10 to pump water into the water tank, controlling the heating of the evaporator 4, controlling the spraying of steam, and the like. On the side of the handle 24 opposite the control switch 7 there is also a power cord 8, which power cord 8 is directly connected to an external power supply for supplying power to the steam cleaning device 1. Of course, in other alternative embodiments, in order to be out of the constraint of the power cord 8 and not affect the power supply to the steam cleaning device 1, a wireless power source, i.e. a battery, may be provided in the handle 24, and the battery can be conveniently replaced based on the detachable structure of the front cover 21 and the rear cover 22 of the machine body; furthermore, the battery can be directly set as a rechargeable battery, i.e. the battery is charged fully without disassembling the body 2, so as to enable a user to flexibly use the steam cleaning device 1. Wherein, considering that the overall structure of the steam cleaning device 1 is small, the batteries can be arranged separately, one part of the batteries is arranged at one side of the protective shell 23, the other part of the batteries is arranged at one side of the handle 24 close to the water pump 10, the two batteries are connected in series, and a user can replace one of the batteries or replace the two batteries simultaneously. Of course, there are many ways to supply power to the steam cleaning device 1, and the installation position of the battery is not limited thereto, and the above description does not affect the protection scope of the present application.

It should be noted that the protective shell 23 and the handle 24 are an integral structure, the upper end of the handle 24 is connected to the protective shell 23, and the lower end of the handle 24 is connected to the water tank, so that the water inlet of the water pump 10 is detachably connected to the water tank, and the water outlet of the water pump 10 is communicated with the water inlet of the evaporator 4; the water pump 10 is operable to pump water from the tank and spray it into the evaporation chamber 49 of the evaporator 4.

Further, in the embodiment of the application, the water tank is detachable from the water pump 10, i.e. the water tank is detachable from the steam cleaning device 1. As shown in fig. 3, the separable water tank includes a tank body 3 and a snap assembly 31; the catch assembly 31 comprises at least a catch 311; the upper part of the water tank body 3 is provided with a bulge 32 provided with a water outlet, a buckle 311 is arranged in a mounting groove 321 arranged on the outer edge surface of the bulge 32, and a claw 312 on the buckle 311 can extend out of the outer edge surface of the bulge 32 under the action of outward elastic force; the catch 312 is shaped and dimensioned to snap into engagement with an attachment structure provided on the steam cleaning device 1. Wherein, the connecting structure is arranged at the rear end of the machine body 2, and the connecting structure is a card body structure matched with the buckle 311.

Specifically, the water tank body 3 includes an upper end cover 36, a lower end cover 37 and an outer cover 38; the upper end cover 36 is provided with a bulge 32 of the water outlet and a groove 33 extending from the mounting groove 321; the upper end cover 36 and the lower end cover 37 are assembled together, and the outer cover 38 is sleeved on the upper end cover 36 to limit the buckle 311 in the mounting groove 321. Wherein, the outer cover 38 comprises a water outlet sleeve 381 and an opening groove 382; the water outlet cover 381 can be sleeved with the boss 32; the opening groove 382 is formed in the peripheral edge surface of the water outlet sleeve 381, and is arranged corresponding to the mounting groove 321, and the claw 312 on the buckle 311 extends out of the opening groove 382 to be buckled with the connecting structure. In this embodiment, in order to realize accurate docking between the water tank and the connection structure, a wedge-shaped section is provided on the water outlet sleeve 381, and the wedge-shaped section is used to limit the direction in which the water tank and the connection structure are buckled. Wherein, in order to visually observe the water volume in the water tank, the upper end cover 36 and the lower end cover 37 are transparent covers, and in order to decorate the whole water tank, the outer cover 38 is an opaque cover; similarly, in order to prevent the tank from being crushed during use and to make the tank lighter, the tank body 3 is made of a hard plastic.

It can be understood that, in order to be able to convey the water in the water tank to the water pump 10, a water conveying pipe 39 is provided in the water tank body 3, and in order to stabilize the water conveying, an output end of the water conveying pipe 39 is fixedly connected with the water outlet. Wherein, the water pipe 39 is generally a soft rubber pipe, the material and shape of which are not limited, and the water pipe 39 of the soft rubber pipe can swing freely in the water tank body 3 to meet the requirement that the steam cleaning device 1 pumps water at different working angles.

Further, based on the water tank being separable from the steam cleaning device 1, the buckle assembly 31 further includes a release button 313, the release button 313 is connected to the buckle 311 through a connecting rod 314, wherein the release button 313 is protruded on the sidewall of the water tank body 3, the connecting rod 314 is accommodated in the mounting groove 321 extending in the groove 33 of the sidewall of the water tank body 3, and the buckle 311 can be driven to be separated from the connecting structure by pressing the release button 313.

And corresponding to the above, the claw 312 of the buckle 311 can extend out of the outer edge surface of the boss 32 under the action of the outward elastic force provided by the pressure spring 34; wherein, the pressure spring 34 is positioned in the groove 33, and the pressure spring 34 is connected between the rear end of the release button 313 and the water tank body 3, and the reset after the release button 313 is pressed is realized through the elastic force of the pressure spring 34. In the embodiment of the present application, in order to facilitate the user to press the release button 313, the release button 313 is disposed on two sides of the water tank body 3, and in order to make the release button 313 more stably installed, blind holes 35 are disposed on two sides of the water tank body 3, and the release button 313 protrudes from the water tank body 3 through the blind holes 35.

It should be noted that, in the embodiment of the present application, the snap assemblies 31 are symmetrically disposed on the tank body 3, or the snap assemblies 31 are disposed on the tank body 3 at equal intervals. The specific location of the arrangement is not limited to this, and the above does not affect the protection scope of the embodiments of the present application.

The embodiment of the application provides a separable water tank applied to a steam cleaning device 1, and the claw 312 arranged on the buckle 311 arranged in the mounting groove 321 arranged on the outer edge surface of the boss 32 extends out of the outer edge surface of the boss 32 under the action of outward elastic force provided by the pressure spring 34, so that the claw 312 can be buckled with a connecting structure arranged on the steam cleaning device 1; and through pressing release button 313 for jack catch 312 can separate with the connection structure that sets up on steam cleaning equipment 1, has realized the separation of organism 2 among water tank body 3 and the steam cleaning equipment 1 promptly, so that through dismantling water tank body 3, can add water in water tank body 3, and timely water to among the water tank body 3 clears up and maintains pipeline etc. in the water tank body 3.

After the water tank is filled with water, the water pump 10 is controlled by the controller 9 to pump the water in the water tank into the evaporator 4 by triggering the control switch 7. As shown in fig. 4, in the embodiment of the present application, the controller 9 is a main control component of the steam cleaning device control system 90, and the steam cleaning device control system 90 further includes the above-mentioned power supply, the control switch 7, the water pump 10 and the evaporator 4.

Specifically, the controller 9 is disposed on the evaporator 4, the power source 95 is connected to the controller 9, as shown in fig. 5, the controller 9 is provided with a control unit 91, a control signal provided by the control switch 7 is provided to the control unit 91, and the control unit 91 controls the operation of the water pump 10 according to the control signal, so as to control the water supply to the evaporator 4; the power source 95 simultaneously supplies power to the electric heating element 42 in the evaporator 4; the evaporator 4 is provided with a temperature controller 45, and the temperature controller 45 controls power supply to the electric heating element 42 according to a set temperature range, thereby controlling the evaporation temperature of the evaporator 4.

Further, as shown in fig. 4, 5 and 6, the controller 9 includes a control unit 91 (microcontroller chip SH79F084A), a water pump 10 power supply unit 92, and a voltage stabilizing circuit 93; the control unit 91 is configured to receive a control signal sent by the control switch 7, and send a switch control instruction according to the control signal; the power supply unit 92 of the water pump 10 is provided with a switch element 921, the switch element 921 is a bidirectional thyristor 9211, and the bidirectional thyristor 9211 is further connected with a high-power diode 9212 in series, so as to protect a line when the water pump 10 is started or shut down. The switch element 921 is connected to a power input loop of the water pump 10, and a control end of the switch element 921 receives a switch control instruction and is in an on or off state according to the switch control instruction, so that power supply to the water pump 10 is controlled, and the operation of the water pump 10 is controlled; in the embodiment of the present application, the switching control command output by the control unit 91 is output to the control terminal of the triac 9211 through the amplifier circuit of the triac 911. The voltage stabilizing circuit 93 is used for converting the voltage of the power supply 95 into a required direct current voltage and providing the direct current voltage for the control unit 91. The voltage stabilizing circuit 93 is provided with a voltage stabilizing diode 931 for stabilizing voltage, a bridge or half-bridge rectifier 932, and a filter capacitor 933 at an output end of the bridge or half-bridge rectifier 932. Of course, for the convenience of observation, at the control switch 7, a light emitting diode 94 is further provided which responds to a switch signal whether the control switch 7 sends out the start of the water pump 10.

For a clear explanation of the control system, the principle of the control system is explained in connection with a specific application scenario.

The controller 9 is connected with the power supply 95, the electric heating element 42 in the evaporator 4 starts to heat, the temperature controller 45 is installed in the evaporator 4, the temperature of the evaporation cavity 49 of the evaporator 4 is controlled within a certain temperature range, and the electric heating element 42 of the evaporator 4 stops heating after the temperature is higher than the set temperature; the evaporation cavity 49 is cooled and continues to be heated after the temperature is lower than the set temperature. The control switch 7 is pressed, after the control switch 7 is triggered, the water pump 10 starts to work, the water inlet and the water outlet of the water pump 10 generate back pressure, the water body in the water tank body 3 is pressed into the evaporation cavity 49 of the evaporator 4, and water vapor is generated through heating, so that the control system controls the water pump 10 and the evaporator 4 to heat the water body into the water vapor.

The embodiment of the application provides a control system 90 of a steam cleaning device, which is connected with a controller 9 through a power supply 95, wherein the controller 9 is provided with a control unit 91, and the control unit 91 controls the work of a water pump 10 through a control signal provided by a control switch 7 so as to control the water supply to an evaporator 4; the power source 95 simultaneously supplies power to the electric heating element 42 in the evaporator 4; so as to realize that the control system controls the water pump 10 and the evaporator 4 to heat the water body into water vapor.

Further, after the controller 9 controls the water pump 10 to pump the water in the water tank to the evaporator 4, the water needs to be heated by the evaporator 4 to form water vapor. Specifically, as shown in fig. 7, the evaporator 4 includes: a housing 41, an electric heating element 42, and a flow dividing body 43; the electric heating element 42 is arranged in the casing 41, and has a hollow cavity in the middle, called an evaporation cavity 49; that is, the casing 41 is sleeved on the evaporation cavity 49 for fixedly installing the evaporator 4 in the machine body 2, and the casing 41 is made of heat insulation material. The evaporation cavity 49 is provided with a water inlet 491 and a gas outlet 492, and the evaporation cavity 49 is internally provided with a temperature environment which can change water into water vapor through the heating of the electric heating element 42; the water inlet 491 is provided with a flow dividing body 43, and the flow dividing body 43 can divide the water body entering from the water inlet 491 to the direction of the cavity wall of the evaporation cavity 49 and form water vapor in the evaporation cavity 49.

In order to enable the water body entering from the water pump 10 to be sufficiently evaporated into water vapor in the evaporation cavity 49, a structure of the diversion body 43 is provided, specifically, the diversion body 43 comprises a water flow dispersion block 431, the water flow dispersion block 431 has a water inlet end communicated with the water inlet 491 and a water outlet end capable of diverting the water body to the cavity wall direction of the evaporation cavity 49, and the water outlet end is provided with a diversion channel along the extension direction of the evaporation cavity 49 and/or a diversion hole facing the cavity wall direction of the evaporation cavity 49; the water entering from the water inlet 491 is distributed towards the wall of the evaporation cavity 49 through the distribution grooves and/or the distribution holes.

Further, in the embodiment of the present application, as shown in fig. 8, the flow dividing body 43 further includes: a screw 432; one end of the screw 432 is mounted on the water flow dispersion block 431 and is mounted along the axial extension direction of the evaporation cavity 49; the outer diameter of which is adjacent to the wall of the evaporation chamber 49. Wherein, in order to make the water can fully contact with the chamber wall of evaporation chamber 49, then with the broad that the screw thread interval on the screw rod 432 set up, and the degree of depth of screw thread is darker, consider that the rivers that enter into evaporation chamber 49 are very fast, just so can make by the water holding of reposition of redundant personnel piece reposition of redundant personnel in the screw thread, carry the water to whole evaporation chamber 49 through the screw thread promptly, and disperse on the 49 chamber walls of evaporation chamber, increased the area of contact of water with 49 chamber walls of evaporation chamber, and then make the quick evaporation of water be steam.

Of course, in other embodiments of the present application, as shown in fig. 9, the diverting body 43 may also take another form: a spring 433; one end of the spring 433 is mounted on the water flow dispersion block 431 and is mounted along the axial extension direction of the evaporation cavity 49; the outer diameter of which is adjacent to the wall of the evaporation chamber 49. Wherein, in order to make the water can fully contact with the chamber wall of evaporation chamber 49, then with the broad of the clearance setting on the spring 433, consider that the rivers that enter into evaporation chamber 49 are very fast, just so can make by the water "holding" of reposition of redundant personnel piece on spring 433, and then carry the water to whole evaporation chamber 49 in, and through the clearance on the spring 433 with the water dispersion to evaporation chamber 49 chamber wall on, increased the area of contact of water and evaporation chamber 49 chamber wall, and then make the quick evaporation of water be steam.

Of course, in other embodiments of the present application, as shown in fig. 10, the flow dividing body 43 further includes: one end of the water blocking rod 434 is abutted against the water flow dispersion block 431 and is installed along the axial extension direction of the evaporation cavity 49; the outer diameter of which is adjacent to the wall of the evaporation chamber 49. Wherein, along the extension direction of the axis of the evaporation cavity 49, the water blocks on the water block rod 434 are arranged at intervals, and the adjacent water blocks have different sizes. Similarly, in order to make the water body fully contact with the cavity wall of the evaporation cavity 49, the water blocking piece distance on the water blocking piece rod 434 is wider, the depth of the groove formed between the water blocking pieces is deeper, the water flow entering the evaporation cavity 49 is considered to be very fast, so that the water body shunted by the shunting blocks is accommodated in the groove between the water blocking pieces, namely, the water body is conveyed to the whole evaporation cavity 49 through the water blocking piece rod 434, and is dispersed on the cavity wall of the evaporation cavity 49, the contact area between the water body and the cavity wall of the evaporation cavity 49 is increased, and further the water body is quickly evaporated into water vapor.

Still further, in the present embodiment, in order to enable the water contained in the evaporation cavity 49 to quickly form water vapor, the electric heating element 42 includes a heating body 421 and a heating wire embedded in the heating body 421; the evaporation cavity 49 is a cavity formed in the heating body 421; the heating wire is a heating element which is heated by electrifying, and the heating body 421 is made of heat conduction material.

Of course, in other embodiments of the present application, the electrical heating element 42 may also be a heating sleeve and a heating tube wound on the heating sleeve; the evaporation cavity 49 is a cavity formed in the heating sleeve; the heating pipe is a heating component which generates heat when being electrified, and the heating sleeve is made of heat conduction materials. It will be appreciated that in order to prevent damage to the controller 9 (thermostat 45) due to excessive temperatures, a fuse 44 (not shown) is also provided between the electrical heating element 42 and the thermostat 45; in the present application, no matter what structure the electric heating element 42 has, as long as the heating of the water body can be realized, the protection scope of the present application is.

In particular, in the embodiment of the present application, in order to prevent the water vapor generated in the evaporation chamber 49 from being changed into water body when being cooled during the transportation, a special transmission channel is provided for the water vapor. As shown, a cavity 46, a delivery duct 47 and a vent hole are provided in the evaporator 4, the cavity 46 being provided between the housing 41 and the outer diameter surface of the electric heating element 42 for accommodating water vapor; a delivery conduit 47 and a vent are provided in the electrical heating element 42, the vent communicating the cavity 46 with the delivery conduit 47, and the air outlet 492 communicating with the delivery conduit 47. Since the delivery duct 47 is arranged in the wall of the evaporation chamber 49, i.e. in contact with the electrical heating element 42, the water vapour generated is heated again, so that it remains in the gaseous state at all times. It should be noted that, the air outlet 492 in the embodiment of the present application is provided with the nozzle 411 fixed on the housing 41 and extending from the dedicated orifice of the housing 41, and the sealing ring 48 is provided at the position of the dedicated orifice of the nozzle 411 extending out of the housing 41, the sealing ring 48 is provided to have a better sealing degree between the housing 41 and the evaporator 4, so that when the evaporator 4 moves at different angles, the generated water vapor does not leak out, the structure of the evaporator 4 is sealed more tightly, and the yield and stability of the water vapor are improved.

And corresponding to the foregoing, the controller 9 is disposed on the housing 41, and the controller 9 is electrically connected to the power supply 95 for controlling the heating of the electric heating element 42; the controller 9 comprises a temperature controller 45, the temperature controller 45 is electrically connected with the electric heating element 42 and is used for controlling the heating temperature of the electric heating element 42, namely the temperature controller 45 controls the power supply to the electric heating element 42 according to the set temperature range, so that the evaporation temperature of the evaporator 4 is controlled, and the safety of a user using the steam cleaning device 1 can be ensured while the evaporation of steam of the evaporator 4 is realized.

The embodiment of the present application provides an evaporator 4, including: a housing 41, an electric heating element 42, and a flow dividing body 43; the electric heating element 42 is arranged in the shell 41, and the middle part of the electric heating element is provided with an evaporation cavity 49; the evaporation cavity 49 is provided with a water inlet 491 and an air outlet 492, and when the water body is shunted to the cavity wall of the evaporation cavity 49 by the shunting body 43 arranged at the water inlet 491 by the heating of the electric heating element 42, the water body is rapidly heated into water vapor in the evaporation cavity 49; and the state of the water vapor is continuously kept through the conveying pipeline 47 arranged in the cavity wall of the evaporation cavity 49, and the evaporation cavity 49 can be fully contacted with the water body, so that the stable yield of the generated water vapor can be realized when the steam cleaning equipment 1 is placed at different positions.

After the evaporator 4 generates water vapor, the water vapor is transmitted to the connected working head 6 through the adapter 5, and the water vapor is sprayed out through the working head 6; namely, the adapter 5 is connected to the front end of the machine body 2, and the front end of the adapter has a structure capable of being connected with the working head 6; the adapter 5 has a central conduit 52 connected to the evaporation chamber 49, and water vapour in the evaporation chamber 49 can enter the working head 6 connected thereto through the adapter 5. In the embodiment of the present application, in order to realize diversification of functions of the steam cleaning device 1, the type of the working head 6 is not limited to one structure, and in order to satisfy connection between the working head 6 and the adapter 5, the connection between the adapter 5 and the working head 6 is specifically described as follows.

As shown in fig. 11 and 12, fig. 11 is an exploded view of the connecting assembly, and fig. 9 is a sectional view of the connecting assembly.

Specifically, an embodiment of the present application provides an adapter 5, as shown in fig. 11 and 12, including: the adapter 5 is provided with a central pipeline 52 along the axial direction; of the two ends, the tail end is a connecting part, the head end opposite to the connecting part is a clamping part 53, and the clamping part 53 is provided with a clamping piece 54; the connecting part has a structure connected with the end head of the host machine or is directly integrated with the end head of the host machine; the clamping portion 53 is provided with a containing groove 531 opened to the front end between the outer periphery of the central pipe 52 and the outer diameter surface of the clamping portion 53; the clip 54 is disposed on the outer diameter surface of the clip portion 53, and is provided with a connection button 541, the clip 54 is disposed on the outer diameter surface of the clip portion 53 through a return spring 542 disposed between the bottom of the connection button 541 and the outer diameter surface of the clip portion 53, the clip 54 is further provided with a hook 543, and the hook 543 can extend into the accommodating groove 531 through a clip hole 532 disposed in the accommodating groove 531 when the return spring 542 is in a reset state.

In order to fix the connection button 541 to the fastening portion 53, a fixing boss 55 is provided on an outer diameter surface of the fastening portion 53, and a return spring 542 is fitted over the fixing boss 55 to be seated on the outer diameter surface of the fastening portion 53. Further, in order to connect the return spring 542 and the connection button 541, the bottom of the connection button 541 is provided with an open groove 382 facing the fastening portion 53, a protruding block 5411 facing the fixing boss 55 is provided inside the open groove 382, and the return spring 542 is fitted over the protruding block 5411 to connect the connection button 541 to the fixing boss 55.

In the embodiment of the present application, in order to facilitate quick insertion of the hook 543 into the clamping hole 532, an end of the hook 543 facing the opening of the accommodating groove 531 is set to be a wedge-shaped section. In order to ensure that the adapter 5 and the working head 6 are in the correct position when connected, the outer diameter surface of the clamping portion 53 is provided with a limit block 56. Similarly, in order to enable the connection button 541 to be installed more stably, an adapter housing is further sleeved outside the adapter 5, a through hole is formed in the adapter housing, and the connection button 541 is exposed through the through hole; the adapter shell is arranged to enable the adapter 5 and the working head 6 to be better in connection tightness, and the attractiveness of the steam cleaning equipment 1 is improved.

The embodiment of the application provides an adapter 5, wherein the adapter 5 is provided with a central pipeline 52 along the axial direction; of the two ends, the tail end is a connecting part, the head end opposite to the connecting part is a clamping part 53, and the clamping part 53 is provided with a clamping piece 54; the clamping piece 54 comprises a connecting button 541, a return spring 542 and a clamping hook 543, the connecting button 541 drives the clamping hook 543 to extend into the clamping hole 532 or move out of the clamping hole 532 through the return spring 542, and the connecting flexibility of the adapter 5 is improved.

Correspondingly, the embodiment of the present application further provides a working head 6, which is shown in fig. 11 and 12, and includes: the working head 6 is provided with a conveying pipeline 61 along the axial direction; the working head 6 comprises a head end and a tail end, wherein the tail end is arranged between the conveying pipeline 61 and the outer diameter surface of the working head 6 and is provided with a connecting clamping groove 62 capable of containing the outer diameter surface of the adapter 5; an insertion part extending in the tail end direction is provided along the conveying pipe 61, and the shape and the size of the insertion part enable the insertion part to be inserted into the containing groove 531 of the adapter 5; the insertion part is provided with a clamping hole 63, and after the working head 6 is clamped with the adapter 5, the clamping hole 63 is positioned in the accommodating groove 531 on the adapter 5. Wherein, working head 6 still includes: fool-proof hole 64, fool-proof hole 64 is arranged at the side of connecting slot 62.

The embodiment of the application provides a working head 6, wherein a conveying pipeline 61 is axially arranged on the working head 6, the working head 6 can be connected with a central pipeline 52 and can convey water vapor, the fool-proof hole 64 can prevent the reverse insertion of an adapter 5, and a clamping hook 543 is clamped through a clamping hole 63, so that the connection between the working head 6 and the adapter 5 is realized; the working head 6 is simple in structure and convenient to operate.

Correspondingly, an embodiment of the present application further provides a connection assembly, which is shown in fig. 11 and 12, and includes: the adapter 5 is provided with a central pipeline 52 along the axial direction; one end of the two ends of the connecting piece is a connecting part, the end opposite to the connecting part is a clamping part 53, and the clamping part 53 is provided with a clamping piece 54; the connecting part has a structure connected with the host end head or is directly integrated with the host end head.

The clamping portion 53 is provided with a containing groove 531 opened to the front end between the outer periphery of the central pipe 52 and the outer diameter surface of the clamping portion 53; the clamping piece 54 is arranged on the outer diameter surface of the clamping part 53, a connecting button 541 is arranged on the clamping piece 54, the clamping piece 54 is arranged on the outer diameter surface of the clamping part 53 through a reset spring 542 arranged between the bottom of the connecting button 541 and the outer diameter surface of the clamping part 53, the clamping piece 54 is also provided with a clamping hook 543, and the clamping hook 543 can extend into the accommodating groove 531 through a clamping hole 532 arranged on the accommodating groove 531 when the reset spring 542 is in a reset state;

further comprising: the working head 6 is provided with a conveying pipeline 61 along the axial direction of the working head 6; the working head 6 comprises a head end and a tail end, wherein the tail end is arranged between the conveying pipeline 61 and the outer diameter surface of the working head 6 and is provided with a connecting clamping groove 62 capable of containing the outer diameter surface of the adapter 5; an insertion part extending in the tail end direction is provided along the conveying pipe 61, and the shape and the size of the insertion part enable the insertion part to be inserted into the containing groove 531 of the adapter 5; the inserting part is provided with a clamping hole 63, and after the working head 6 is clamped with the adapter 5, the clamping hole 63 is positioned in the accommodating groove 531 on the adapter 5; in order to prevent water vapor from leaking during delivery, a sealing ring 48 is further arranged between the adapter 5 and the working head 6.

When the clamping is carried out, the central pipeline 52 is inserted in the conveying pipeline 61, the insertion part is inserted in the containing groove 531, the clamping hole 532 corresponds to the clamping hole 63, and the clamping hook 543 penetrates through the clamping hole 532 to be clamped in the clamping hole 63.

Still further, corresponding to the above, in order to realize diversification of functions of the steam cleaning device 1, the type of the working head 6 is not limited to one structure, and in the embodiment of the present application, the steam cleaning device further includes: the tail end of the working head 6 of the multifunctional steam cleaning equipment 1 is provided with a conveying pipeline 61 along the central axis, and the tail end is provided with a clamping interface 65 matched with the corresponding adapter 5; the head end of the working head 6 is provided with steam spraying heads for different environments, and the steam spraying heads are provided with steam nozzles 66 for spraying steam; the steam vents 66 communicate with the delivery line 61.

Specifically, in the embodiment of the present application, as shown in fig. 13 and 14, the working head 6 adopts the following structure: a cone-like shape with a decreasing radial cross-section extending from the aft end to the head end, and steam vents 66 are provided at the top end of the cone-like shape and open to the forward end. In order to realize that the water vapor sprayed from the steam nozzle 66 has a certain pressure, the delivery pipeline 61 is communicated with the steam nozzle 66 through a flow increasing pipeline 67, and the diameter of the flow increasing pipeline 67 is smaller than that of the delivery pipeline 61; because the diameter of the flow increasing pipeline 67 is small, and the diameter of the conveying pipeline 61 is large, a large amount of water vapor flows into the flow increasing pipeline 67 from the conveying pipeline 61, and then the pressure of the water vapor in the flow increasing pipeline 67 is increased, so that the steam nozzle 66 has certain pressure; further, the steam nozzle 66 includes a steam hole pipe 661 and a nozzle 662, the nozzle 662 extends out of the housing 41 of the working head 6, the steam hole pipe 661 is disposed between the nozzle 662 and the flow increasing pipe 67, and the diameter of the steam hole pipe 661 is smaller than the diameter of the nozzle 662 and the flow increasing pipe 67. The principle of the flow rate of the steam in the steam hole pipe 661 and the flow increasing pipe 67 is the same as that of the flow rate of the steam in the flow increasing pipe 67 and the delivery pipe 61, and therefore, the description thereof will not be repeated. The working head 6 and the main machine of the structure are assembled to form the device as shown in FIG. 15.

It can be understood that the working head 6 is of an explosion nozzle structure, and under the cooperation of the host, the steam pressure of the water sprayed by the working head 6 is concentrated and has stronger pressure, so that the water can be cleaned by the steam flow with stronger pressure; and because the temperature of the water vapor is higher, the effects of sterilization and dust removal can be better achieved.

Optionally, in the embodiment of the present application, as shown in fig. 16, the working head 6 further adopts the following structure: the front part of the tail end of the working head 6 is connected with the head end through a flow increasing pipeline 67, the head end is a rotary nozzle 663 capable of rotating, and the steam nozzle 66 is arranged on the rotary nozzle 663. Wherein, the flow increasing pipeline 67 is provided with heat insulation cotton to prevent the water vapor from forming liquid water body when meeting cold; the rotary sprayer 663 is connected to the flow increasing pipeline 67 through the rotary joint 664, and the rotary sprayer 663 rotates through the rotary joint 664; the rotary nozzle 663 is of a single-side groove structure or a double-side groove structure, a plurality of baffles 665 are arranged in the groove structure in parallel, and an outlet communicated with the flow increasing pipeline 67 is arranged between the baffles 665 as a steam nozzle 66.

It can be understood that the working head 6 is a flow increasing pipeline 67 type angle brush, the flow increasing pipeline 67 is arranged to extend the transmission path of water vapor, the rotary joint 664 can realize the rotation of the rotary nozzle 663 so as to spray the water vapor to the corresponding cleaning position through the rotary nozzle 663, so that the cleaning mode is more flexible, and the rotary nozzle 663 is in a single (double) side groove structure, and the end surface of the rotary nozzle 663 can be sleeved with cleaning ornaments, such as rags, brushes, sponges and the like, so as to realize deep cleaning; and because the temperature of the water vapor is higher, the effects of sterilization and dust removal can be better achieved. The working head 6 and the main machine of the structure are assembled to form the device as shown in FIG. 17.

Optionally, in the embodiment of the present application, as shown in fig. 18, the working head 6 further adopts the following structure: the rear end of the working head 6 is connected to the head end through a pipe rod 69, the head end is provided with a floor brush 666, and the steam nozzle 66 is positioned on the working surface of the floor brush 666. Wherein, the floor brush 666 is connected with the tube rod 69 through the pivoting member 667, and the relative angle between the tube rod 69 and the floor brush 666 is adjusted through the pivoting member 667; the floor brush 666 is flat, and the shape of the end face thereof is at least one of the following: triangular, rectangular or circular. Similarly, heat insulation cotton is provided inside the tube rod 69, and a bracket 691 is provided on the tube rod 69, the bracket 691 is used for a user to hold the tube rod 69 and clamp an external object. It should be noted that tube 69 may be connected to the rear end by a threaded or bolted structure, and tube 69 may be connected to ground brush 666 by a threaded or bolted structure.

It can be understood that the working head 6 is a hard tube type angle brush, the hard tube is arranged to extend the transmission path of the water vapor and is convenient for a user to hold, i.e. the pipe rod 69 can be controlled to clean, and the pipe rod 69 and the floor brush 666 can be connected through a thread structure or a bolt structure, so that the pipe rod 69 and the floor brush 666 can be detached. The pivoting member 667 can realize multi-angle rotation of the floor brush 666 to spray water vapor to the corresponding cleaning position through the floor brush 666, so that the cleaning mode is more flexible, and the floor brush 666 is of a flat structure and can go deep into a narrow space, and the end surface thereof can be sleeved with cleaning ornaments, such as rags, sponges and the like, to realize deep cleaning; and because the temperature of the water vapor is higher, the effects of sterilization and dust removal can be better achieved. The working head 6 and the main machine of the structure are assembled to form the device as shown in fig. 19.

Optionally, in the embodiment of the present application, as shown in fig. 20, the working head 6 further adopts the following structure: the head end of the working head 6 is a hanging ironing structure, the flow increasing steam pipe 668 arranged in the working head communicates the conveying pipeline 61 with an external steam spraying end, and the flow speed principle of the steam in the flow increasing steam pipe 668 and the conveying pipeline 61 is the same as that of the steam in the flow increasing pipeline 67 (in an explosion spraying head structure) and the conveying pipeline 61, so the repeated description is omitted here. A steam spraying end cover 669 with an opening space at the steam spraying end and a brush sleeved in the opening space; a steam jet 66 is arranged on the steam jet end cover 669, and the steam jet 66 is connected with the flow increasing steam pipe 668 to jet the water steam into the open space; and at least one steam jet 66.

It can be understood that the working head 6 is a hanging ironing structure, and the steam spraying end cover 669 with an open space is arranged at the steam spraying end, so that the contact part of the working head and the clothes is far away from the water vapor when ironing the clothes, and the clothes cannot be damaged. And because the temperature of the water vapor is higher, the effects of sterilization and dust removal can be better achieved. The working head 6 and the main machine of the structure are assembled to form the device as shown in fig. 21.

The structural form of the working head 6 described above is only a design corresponding to different functions, and among other functions, the working head 6 of the embodiment of the present application may also be other structural forms, and the structure of the working head 6 described above does not affect the scope of the present application.

The embodiment of the application provides a steam cleaning device 1, which comprises a machine body 2, a water pump 10, an evaporator 4, a water tank, an adapter 5 and a working head 6, wherein the water pump and the evaporator 4 are arranged in the machine body 2; the water inlet of the water pump 10 is detachably connected to the water tank, so that water in the water tank can be pumped out and sprayed into the evaporation cavity 49 of the evaporator 4; the electric heating element 42 in the evaporator 4 can evaporate the water sprayed into the evaporation cavity 49 into water vapor, the adapter 5 is connected to the front end of the machine body 2 and connected with the working head 6, and the water vapor can enter the working head 6 connected with the adapter 5 and be sprayed out. Through steam cleaning equipment 1 that this application provided, under simple structure's prerequisite, it is various to realize steam cleaning equipment 1 function, and it is convenient to use, and is in when arbitrary putting position at steam cleaning equipment 1, and steam output is stable and can satisfy the demand.

Although the present application has been described with reference to the preferred embodiments, it is not intended to limit the present application, and those skilled in the art can make variations and modifications without departing from the spirit and scope of the present application, therefore, the scope of the present application should be determined by the claims that follow.

Claims

1. A steam cleaner control system, comprising: the system comprises a power supply, a controller, a control switch, a water pump and an evaporator;

2. The steam cleaning device control system of claim 1, wherein the controller comprises the control unit, a water pump power supply unit, a voltage regulator circuit; the control unit is used for receiving the control signal sent by the control switch and sending a switch control instruction according to the control signal;

3. The steam cleaning device control system of claim 2, wherein the switching element is a triac.

4. The steam cleaner control system of claim 3, wherein the switching element further comprises a high power diode in series with a triac.

5. The steam cleaning device control system as claimed in claim 3, wherein the switch control command outputted by the control unit is outputted to the control terminal of the triac after passing through a triode amplifier circuit.

6. The steam cleaning device control system according to claim 2, characterized in that the control unit employs a microcontroller chip SH79F 084A.

7. The steam cleaning device control system of claim 2, wherein a voltage regulator diode is disposed in the voltage regulator circuit to achieve voltage regulation.

8. The steam cleaning appliance control system of claim 7, wherein the voltage regulator circuit further includes a bridge or half-bridge rectifier.

9. The steam cleaning device control system according to claim 8, wherein a filter capacitor is provided at the output of the bridge or half-bridge rectifier.

10. The steam cleaner control system of claim 1, wherein a light emitting diode is provided that responds to whether the control switch signals activation of the water pump.