CN205860135U - Steam microwave oven - Google Patents

Abstract

The utility model discloses a kind of steam microwave oven, it includes cavity, steam generator, water box, cylinder assembly and controller, and this steam generator is arranged on this cavity, and this steam generator connects this water box, and this water box is air-tightness water box.This cylinder assembly includes cylinder part and switch portion, and this cylinder part is connected airtightly with this water box, and this cylinder part connects this switch portion and for driving this switch portion to be turned on or off according to the water level of this water box.This controller connects this switch portion, and this controller is the first water level for the water level judging this water box when this switch portion turns on and the water level judging this water box when this switch portion disconnects is the second water level, and this first water level is different from this second water level.Above-mentioned steam microwave oven in use, water box internal gas pressure size can embody water in water box number so that cylinder part drives switch portion to be turned on or off, and then achieves the water level detecting of water box.

Description

Steam microwave oven

Technical field

This utility model relates to household electrical appliance technical field, more specifically, relates to a kind of steam microwave oven.

Background technology

In the related, microwave oven, when heating, is easily caused a large amount of drain evaporation of food therein hydrone, in the cooking During some food, food can be made dry hardening, affect the sense of taste.For solving this problem, occur in that the microwave oven of band cooking function.

The steam microwave oven of existing band cooking function, produces steam by steam generator, and steam is entered by steam channel Enter microwave furnace chamber with cooking.

After user is used for multiple times the cooking function of microwave oven, the water yield in water box can constantly reduce.Therefore, how to detect The water level of water box becomes problem to be solved.

Utility model content

This utility model is intended at least to solve one of technical problem present in prior art.To this end, this utility model needs A kind of steam microwave oven is provided.

A kind of steam microwave oven, including cavity, steam generator, water box, cylinder assembly and controller, this steam generator Being arranged on this cavity, this steam generator connects this water box, and this water box is air-tightness water box.This cylinder assembly includes cylinder part And switch portion, this cylinder part is connected airtightly with this water box, and this cylinder part connects this switch portion and for the water according to this water box Position drives this switch portion to be turned on or off.This controller connects this switch portion, and this controller is for sentencing when this switch portion turns on The water level of this water box disconnected is the first water level and the water level judging this water box when this switch portion disconnects is the second water level, this first water Position is different from this second water level.

In use, water box internal gas pressure size can embody the number of water in water box to above-mentioned steam microwave oven so that cylinder part Driving switch portion is turned on or off, and then achieves the water level detecting of water box.

In some embodiments, this steam microwave oven includes alarm device, and this controller connects this alarm device, this control Device processed is reported to the police for controlling this alarm device when the water level of this water box is this first water level, and this controller is at this water box Water level is to control this alarm device stop alarm during this second water level.

In some embodiments, this controller is additionally operable to judge when this switch portion turns on that the water level of this water box is the 3rd Water level, the 3rd water level is different from this first water level and this second water level.

In some embodiments, this steam microwave oven includes water filling device, and the water inlet end of this water filling device is used for connecting Water source, the water side of this water filling device connects this water box.This controller connects this water filling device, and for the water level at this water box Control this water filling device during for this first water level to open, and control this water filling device when the water level of this water box is three water level Close.

In some embodiments, this cylinder part includes fixed part and piston portion, and this fixed part connects this piston portion and uses In driving this piston portion to move according to the water level of this water box.This switch portion includes conducting block, the first conductive part and the second conductive part, This conducting block is fixed on this piston portion, and this first conductive part and this second conductive part are along the moving direction being perpendicular to this piston portion It is spaced.This piston portion is used for driving this conducting block to connect this first conductive part and this second conductive part so that this switch portion is led Logical.This piston portion is used for driving this conducting block to disconnect with this first conductive part and this second conductive part so that this switch portion is broken Open.

In some embodiments, this cylinder part includes fixed part and piston portion, and this fixed part connects this piston portion and uses In driving this piston portion to move according to the water level of this water box.This switch portion include conducting block, the first conductive part, the second conductive part, 3rd conductive part and the 4th conductive part, this conducting block is fixed on this piston portion, this first conductive part and this second conductive part edge The moving direction being perpendicular to this piston portion is spaced, and the 3rd conductive part and the 4th conductive part are along being perpendicular to this piston portion Moving direction is spaced, and this first conductive part and the 3rd conductive part are spaced along the moving direction of this piston portion.This is lived Piston part is used for driving this conducting block to connect this first conductive part and this second conductive part so that the conducting of this switch portion, and this controller is used In time connecting this first conductive part and this second conductive part so that this switch portion turns at this conducting block, it is judged that the water level of this water box For this first water level.This piston portion is used for driving this conducting block and this first conductive part, this second conductive part, the 3rd conductive part And the 4th conductive part disconnect so that this switch portion disconnect.This piston portion is used for driving this conducting block to connect the 3rd conduction Portion and the 4th conductive part so that the conducting of this switch portion, this controller for this conducting block connect the 3rd conductive part and this When four conductive parts are so that this switch portion turns on, it is judged that the water level of this water box is the 3rd water level.

In some embodiments, this fixed part includes the first end cap, cylinder, elastic component, fairlead and the second end cap, should Cylinder includes the first end and the second end connected, and this piston portion includes the 3rd end and the 4th end connected.This first end cap with should Water box connects airtightly, and this first end cap seal is connected to this first end.This second end cap is connected to this second end, this second end Lid offers installing hole and pore, and this fairlead is arranged in this installing hole, and this piston portion wears this fairlead, and this pore connects This installing hole.3rd end is positioned at this cylinder and is tightly connected this cylinder.This elastic component is resisted against the 3rd end and this guiding Between set.4th end is positioned at outside this cylinder, and this conducting block is fixed on the 4th end.

In some embodiments, this water box includes box body, lid, the first sealing member and the second sealing member, this cover cap Being located on this box body, this first sealing member seals the interval between this lid and this box body.This lid offers through hole, and this is second close Sealing removably seals this through hole.

In some embodiments, this steam microwave oven includes temperature sensor, and this controller connects this temperature sensor And this steam generator, this temperature sensor is for detecting the temperature of this steam generator, and this controller is used for judging this steam Whether the temperature of generator is more than design temperature.If so, this controller is used for controlling this steam generator and quits work.

In some embodiments, this steam microwave oven includes heat conduction support, this heat conduction support include the first plate portion, second Plate portion and connecting portion, this connecting portion connects this first plate portion and this second plate portion, and this first plate portion and this second plate portion form height It is poor to spend, and this steam generator is arranged in this first plate portion and is partly housed in what this first plate portion and this connecting portion were formed In first space, this temperature sensor is arranged in this second plate portion and is partly housed in this second plate portion and this connecting portion institute In the second space formed.

In some embodiments, this steam microwave oven includes water pump, and this water pump is connected to this water box and this steam generation Between device, this controller connects this water pump and for controlling the running status of this water pump.

Additional aspect of the present utility model and advantage will part be given in the following description, and part will be from explained below In become obvious, or recognized by practice of the present utility model.

Accompanying drawing explanation

Above-mentioned and/or additional aspect of the present utility model and advantage are from combining the accompanying drawings below description to embodiment Will be apparent from easy to understand, wherein:

Fig. 1 is the floor map of the steam microwave oven of this utility model embodiment.

Fig. 2 is the generalized section along line A-A of the steam microwave oven in Fig. 1.

Fig. 3 is the generalized section along line B-B of the steam microwave oven in Fig. 1.

Fig. 4 is the schematic perspective view that water route connects and circuit connects of the steam microwave oven of this utility model embodiment.

Fig. 5 is that the water route of the steam microwave oven in Fig. 4 connects and the enlarged diagram of circuit connection diagram V part.

Fig. 6 is the decomposing schematic representation that water route connects and circuit connects of the steam microwave oven in Fig. 4.

Fig. 7 is that the water route of the steam microwave oven in Fig. 6 connects and the enlarged diagram of circuit connection exploded view VII part.

Fig. 8 is that the water route of the steam microwave oven in Fig. 6 connects and the enlarged diagram of circuit connection exploded view VIII part.

Fig. 9 is that the water route of the steam microwave oven in Fig. 6 connects and the enlarged diagram of circuit connection exploded view IX part.

Figure 10 is the generalized section of the cylinder part of the steam microwave oven of this utility model embodiment.

Figure 11 to Figure 13 is the principle schematic of the water level detecting of the steam microwave oven of this utility model embodiment.

Figure 14 is the water box connection sketch with cylinder assembly of the steam microwave oven of this utility model embodiment.

Figure 15 is the circuit diagram of the water level detecting principle of the steam microwave oven of this utility model embodiment.

Figure 16 is the generalized section of the water box of the steam microwave oven of this utility model embodiment.

Figure 17 is another generalized section of the steam microwave oven of this utility model embodiment.

Figure 18 is that another solid that water route connects and circuit connects of the steam microwave oven of this utility model embodiment is shown It is intended to.

Figure 19 is that the water route of the steam microwave oven in Figure 18 connects and the amplification signal of circuit connection diagram XIX part Figure.

Figure 20 is another decomposing schematic representation that water route connects and circuit connects of the steam microwave oven in Figure 18.

Figure 21 is that the water route of the steam microwave oven in Figure 20 connects and the amplification signal of circuit connection exploded view XXI part Figure.

Figure 22 is that the water route of the steam microwave oven in Figure 20 connects and the amplification signal of circuit connection exploded view XXII part Figure.

Figure 23 to Figure 25 is another principle schematic of the water level detecting of the steam microwave oven of this utility model embodiment.

Figure 26 is that another of water box and the cylinder assembly of the steam microwave oven of this utility model embodiment is connected sketch.

Figure 27 is another circuit diagram of the water level detecting principle of the steam microwave oven of this utility model embodiment.

Detailed description of the invention

Of the present utility model embodiment is described below in detail, and the example of described embodiment is shown in the drawings, wherein The most same or similar label represents same or similar element or has the element of same or like function.Lead to below It is exemplary for crossing the embodiment being described with reference to the drawings, and is only used for explaining this utility model, and it is not intended that to this practicality Novel restriction.

In description of the present utility model, it is to be understood that term " first ", " second " are only used for describing purpose, and It is not intended that indicate or imply relative importance or the implicit quantity indicating indicated technical characteristic.Thus, define The feature of " first ", " second " can express or implicitly include one or more described features.At this utility model Description in, " multiple " are meant that two or more, unless otherwise expressly limited specifically.

In description of the present utility model, it should be noted that unless otherwise clearly defined and limited, term " peace Dress ", should be interpreted broadly " being connected ", " connection ", for example, it may be fix connection, it is also possible to be to removably connect, or integratedly Connect；Can be to be mechanically connected, it is also possible to be to electrically connect maybe can be in communication with each other；Can be to be joined directly together, it is also possible in by Between medium be indirectly connected to, can be two element internals connection or the interaction relationship of two elements.For this area For those of ordinary skill, above-mentioned term concrete meaning in this utility model can be understood as the case may be.

Following disclosure provides many different embodiments or example for realizing different structure of the present utility model. In order to simplify disclosure of the present utility model, hereinafter to the parts of specific examples be set for describing.Certainly, they are only Example, and be not intended to limit this utility model.Additionally, this utility model can in different examples repeat reference numerals And/or reference letter, this repetition is for purposes of simplicity and clarity, itself does not indicate discussed various embodiment And/or the relation between setting.Additionally, the various specific technique that provides of this utility model and the example of material, but this Field those of ordinary skill is it can be appreciated that the application of other techniques and/or the use of other materials.

Please join Fig. 1 to Fig. 6, a kind of steam microwave oven 100 of this utility model embodiment, send out including cavity 102, steam Raw device 104, water box 106, cylinder assembly 108 and controller 110, this steam generator 104 is arranged on this cavity 102, this steaming Vapour generator 104 connects this water box 106, and this water box 106 is air-tightness water box.

This cylinder assembly 108 includes cylinder part 112 and switch portion 114, and this cylinder part 112 connects airtightly with this water box 106 Connecing, this cylinder part 112 connects this switch portion 114 and for driving this switch portion 114 to lead on-off according to the water level of this water box 106 Open.

This controller 110 connects this switch portion 114, and this controller 110 is for judging this water when this switch portion 114 turns on The water level of box 106 is the first water level and the water level judging this water box 106 when this switch portion 114 disconnects is the second water level, and this is years old One water level is different from this second water level.

Therefore, in use, in water box 106 internal gas pressure size can embody water box 106, water is many for above-mentioned steam microwave oven 100 Few so that cylinder part 112 drives switch portion 114 to be turned on or off, and then achieves the water level detecting of water box 106.

Specifically, cavity 102 can be used for placing heated food, and cavity 102 can be opened or closed by fire door 116.Please Ginseng Fig. 1, cavity 102 can be positioned below decoration 118 to house water box 106.Meanwhile, decoration 118 can be set to and steam Microwave oven 100 is wide so that steam microwave oven 100 is more attractive.

Steam generator 104 may be installed on the sidewall of cavity 102, as shown in Figure 1 on the left side wall in orientation.Steam generation When device 104 works, what steam generator 104 was built-in add heat pipe heats aqueous water, makes aqueous water become water vapour, and water steams Vapour is injected in cavity 102 heated food carries out steaming and decocting, and then maintains the mouthfeel of heated food.

Water box 106 may be installed the lower section of cavity 102, to facilitate user's water box 106 of taking to be carried out or artificial recharge Operation.

Controller 110 may be installed in the electric panel room 120 of steam microwave oven 100, and specifically, electric panel room 120 is provided with electricity Road plate 122, controller 110 is arranged on circuit board 122.

It is preferred that electric panel room 120 is positioned at, with steam generator 104, the both sides that cavity is opposing, as in the orientation shown in Fig. 1 In, steam generator 104 is positioned at the left side of cavity, and electric panel room 120 is positioned at the right side of cavity, so can avoid steam generator During 104 work, the electricity piece including controller 110 is had a negative impact by produced high temperature.

In this utility model embodiment, the first water level can be regarded as low water level signal, and the second water level can be regarded as non- Low water level.

When the water level of water box 106 is higher, the air pressure in water box 106 is relatively big, and the air pressure of water box 106 drives cylinder part 112 Switch portion 114 is made to disconnect；When the water level of water box 106 is relatively low, the air pressure in water box 106 is less, and cylinder part 112 drives switch portion 114 conductings.

Switch portion 114 can be accessed by the water level detecting loop of circuit board 122, when switch portion 114 turns on, and water level detecting loop Conducting, sends control signal, and controller 110 receives control signal, it is judged that the water level of water box 106 is the first water level；Work as switch portion During 114 disconnection, water level detecting loop disconnects, and controller 110 does not receives control signal, it is judged that the water level of water box 106 is the second water Position.Water level detecting loop may be provided on circuit board 122.

In some embodiments, this steam microwave oven 100 includes alarm device 124, and this controller 110 connects this warning Device 124, this controller 110 is used for controlling this alarm device 124 when the water level of this water box 106 is this first water level and reports to the police, This controller 110 for controlling this alarm device 124 stop alarm when the water level of this water box 106 is this second water level.

Specifically, the first water level can be low water level.So, steam microwave oven 100 achieves low-water alarm, points out user Water box needs to add water, it is to avoid occur that steam generator 104 dry combustion method phenomenon damages the situation appearance of steam generator 104.Report to the police Device 124 e.g. buzzer, alarm device 124 may be provided on circuit board 122.

In some embodiments, this cylinder part 112 includes fixed part 126 and piston portion 128, and this fixed part 126 connects This piston portion 128 also is used for driving this piston portion 128 to move according to the water level of this water box 106.

This switch portion 114 includes conducting block the 130, first conductive part 132 and the second conductive part 134, and this conducting block 130 is fixed On this piston portion 128, this first conductive part 132 and this second conductive part 134 are along the moving direction being perpendicular to this piston portion 128 It is spaced.

This piston portion 128 be used for driving this conducting block 130 connect this first conductive part 132 and this second conductive part 134 with This switch portion 114 is made to turn on.This piston portion 128 is used for driving this conducting block 130 and this first conductive part 132 and this second conduction Portion 134 disconnects so that this switch portion 114 disconnects.

So, it is achieved that the operation principle of switch portion 114, meanwhile, the structure of above-mentioned switch portion 114 is the most relatively simple.

Specifically, piston portion 128 is in shaft-like.Conducting block the 130, first conductive part 132 and the second conductive part 134 all can use Metal material is made.First conductive part 132 and the second conductive part 134 all can be fabricated to be prone to fixing L shape.At this utility model In example, the first conductive part 132 and the second conductive part 134 are all connected to the water level detecting of circuit board 122 by wire 300,302 Loop.

It addition, the first conductive part 132 and the second conductive part 134 can be fixed on steam microwave oven 100 by insulator foot 136 Base plate 138 on (ginseng Fig. 2), conducting block 130 can be by the fixing piston portion 128 that connects of insulating bar 140, insulator foot 136 and absolutely Edge bar 140 all can be adopted made of plastic.Insulating bar 140 can be fixed on the end of piston portion 128 by pin 142.

In some embodiments, please join Fig. 7 and Figure 10, this fixed part 126 includes the first end cap 144, cylinder 146, bullet Property part 148, fairlead 150 and the second end cap 152, this cylinder 146 includes the first end 154 and the second end 156 connected, this piston Portion 128 includes the 3rd end 158 and the 4th end 160 connected.This first end cap 144 is connected airtightly with this water box 106, and this is first years old End cap 144 is sealedly connected on this first end 154.

This second end cap 152 is connected to this second end 156, and this second end cap 152 offers installing hole 162 and pore 164, This fairlead 150 is arranged in this installing hole 162, and this piston portion 128 wears this fairlead 150, and this pore 164 connects this installation Hole 162.

3rd end 158 is positioned at this cylinder 146 and is tightly connected this cylinder 146.This elastic component 148 is resisted against the 3rd Between end 158 and this fairlead 150.4th end 160 is positioned at outside this cylinder 146, and this conducting block 130 is fixed on the 4th end 160。

Specifically, water box 106 is provided with ventilation end 166, and the first end cap 144 can by trachea 168 with ventilation end 166 even Connect, so that the air pressure of water box 106 is consistent with the air pressure in cylinder 146.First end cap 144 offers passage 170 to connect water Box 106 is internal and cylinder 146 is internal.

The first sealing ring 172 can be provided with to seal the first end cap 144 and cylinder between first end cap 144 and cylinder 146 Gap between 146.The second sealing ring 174 can be provided with to seal the 3rd end 158 and cylinder between 3rd end 158 and cylinder 146 Gap between 146.

During piston portion 128 stretches out cylinder 146, the gas in cylinder 146 and the second end cap 152 can be through pore 164 discharge, and during piston portion 128 retraction cylinder 146, extraneous gas can enter cylinder 146 and second through pore 164 In end cap 152, this is conducive to piston portion 128 to move swimmingly relative to cylinder 146.

In this utility model example, elastic component 148 is spring, and elastic component 148 provides piston portion 128 retraction cylinder 146 Driving force.Specifically, Figure 11 to Figure 15 please be join, when at the cooking function of use steam microwave oven 100, water in water box 106 Position is being gradually lowered, and along with the slowly decline of water level in water box 106, the air pressure in water box 106 gradually decreases, at spring Under resilience, piston portion 128 gradually retraction cylinder 146 (in orientation as shown in figure 11, piston portion 128 is moved to the left), piston portion 128 drive conducting block 130 to be also moved to the left, as shown in figure 12.

When the water level decreasing of water box 106 is to setting value, during such as the first water level, at air 400 pressure and spring force Under active force, conducting block 130 moves to high order end, and as shown in figure 13, at this moment conducting block 130 connects the first conductive part 132 and Two conductive parts 134 so that switch portion 114 turns on, by wire the 300, first conductive part 132, conducting block the 130, second conductive part 134, The water level detecting loop that wire 302 is constituted is in closure state, sends control signal to controller 110, and controller 110 receives After control signal, it is judged that the water level of water box 106 is the first water level.In some embodiments, controller 110 also controls dress of reporting to the police Put 124 warnings, remind user's now water level on the low side, need to add water.

During adding water, the water level in water box 106 slowly raises, and the air pressure in water box 106 is gradually increased, empty Gas 400 pressure overcomes the elastic force of spring, and it is (as shown in fig. 13 that in orientation, alive to promote piston portion 128 gradually to stretch out cylinder 146 Piston part 128 moves right), piston portion 128 drives conducting block 130 also to move right, and makes conducting block 130 and the first conductive part 132 And second conductive part 134 disconnect, switch portion 114 disconnects, as shown in FIG. 11 and 12, by wire the 300, first conductive part 132, the water level detecting loop that conducting block the 130, second conductive part 134, wire 302 are constituted disconnects, and controller 110 judges water box The water level of 106 is the second water level.In some embodiments, controller 110 also controls alarm device 124 stop alarm.

It is pointed out that above-mentioned during water box 106 adds water, the air-tightness of water box 106 to be kept.Concrete side Method can join the other parts (describing in detail afterwards) of this utility model embodiment.

In some embodiments, this controller 110 is additionally operable to when this switch portion 114 turns on judge this water box 106 Water level is the 3rd water level, and the 3rd water level is different from this first water level and this second water level.

So, it is achieved that multiple water levels of detection water box 106, apply with the control of abundant steam microwave oven 100.

In some embodiments, this steam microwave oven 100 includes water filling device 176, the water inlet end of this water filling device 176 178 are used for connecting water source, and the water side 180 of this water filling device 176 connects this water box 106.

This controller 110 connects this water filling device 176, and is this first water level time control for the water level at this water box 106 Make this water filling device 176 to open, and control this water filling device 176 when the water level of this water box 106 is three water level and close.

So, by detecting the different water levels of water box 106, controller 110 is according to the water lev el control water filling device of water box 106 176 are turned on and off, it is achieved that the automatic water filling of steam microwave oven 100, eliminate user's water box toward steam microwave oven 100 The action often added water in 106, improves the ease of use of user, it is achieved that intellectualized operation.

Specifically, in this utility model example, water filling device 176 may be provided at the steam microwave at decoration 118 rear On the base plate 138 of stove 100 (ginseng Figure 17), so that water filling device 176 is near water box 106, make water filling device 176 and water box simultaneously The difference in height of 106 is less, and the beneficially water at water source enters water box 106.

Please join Figure 17, Figure 18 and Figure 21, the water inlet end 178 of water filling device 176 can connect water source by the first water pipe 182. The water side 180 of water filling device 176 can be by the water inlet end 186 of the second water pipe 184 even water spilage tray 106.

In this utility model embodiment, water filling device 176 is entering water electromagnetic valve.Controller 110 is by wire 304 even Connect water filling device 176.Controller 110 can control water filling device 176 by the power supply of connection water filling device 176 and open, and disconnected The power supply opening water filling device 176 is closed to control water filling device 176.

In other embodiments, water filling device can be water inlet water pump.

In this utility model embodiment, the 3rd water level can be regarded as high water level signal, and the 3rd water level is higher than the first water Position and the second water level.Second water level is between the first water level and the 3rd water level.

It is pointed out that available water filling device 176 adds water in water box 106 so that during the adding water of water box 106 Keep air-tightness.Being appreciated that in other embodiments, the water inlet end 186 of water box also can pass through other valve body (such as, hands The valve body of dynamic switch) connect water source.

In some embodiments, please join Figure 19 and Figure 22, this cylinder part 112 includes fixed part 188 and piston portion 190, This fixed part 188 connects this piston portion 190 and for driving this piston portion 190 to move according to the water level of this water box 106.

This switch portion 114 include conducting block the 192, first conductive part the 194, second conductive part the 196, the 3rd conductive part 198 and 4th conductive part 200, this conducting block 192 is fixed on this piston portion 190, this first conductive part 194 and this second conductive part 196 Being spaced along the moving direction being perpendicular to this piston portion 190, the 3rd conductive part 198 and the 4th conductive part 200 are along vertically Moving direction in this piston portion 190 is spaced, and this first conductive part 194 and the 3rd conductive part 198 are along this piston portion 190 Moving direction be spaced.

This piston portion 190 be used for driving this conducting block 192 connect this first conductive part 194 and this second conductive part 196 with Making this switch portion 114 turn on, this controller 110 is for connecting this first conductive part 194 and this second conduction at this conducting block 192 When portion 196 is so that this switch portion 114 turns on, it is judged that the water level of this water box 106 is this first water level.

This piston portion 190 be used for driving this conducting block 192 and this first conductive part 194, this second conductive part 196, this Three conductive parts 198 and the 4th conductive part 200 disconnects so that this switch portion 114 disconnects.

This piston portion 190 be used for driving this conducting block 192 connect the 3rd conductive part 198 and the 4th conductive part 200 with Making this switch portion 114 turn on, this controller 110 is for connecting the 3rd conductive part 198 and the 4th conduction at this conducting block 192 When portion 200 is so that this switch portion 114 turns on, it is judged that the water level of this water box 106 is the 3rd water level.

So, it is achieved that the operation principle of switch portion 114, meanwhile, the structure of above-mentioned switch portion 114 is the most relatively simple.

Specifically, conducting block the 192, first conductive part the 194, second conductive part the 196, the 3rd conductive part 198 and the 4th conduction Portion 200 all can use metal material to make.First conductive part the 194, second conductive part the 196, the 3rd conductive part 198 and the 4th conduction Portion 200 all can be fabricated to be prone to fixing L shape.

It addition, first conductive part the 194, second conductive part the 196, the 3rd conductive part 198 and the 4th conductive part 200 can be by absolutely Edge base 202 is fixed on (ginseng Figure 17) on the base plate 138 of steam microwave oven 100, and conducting block 192 can be fixed by insulating bar 204 Connecting piston portion 190, insulator foot 202 and insulating bar 204 all can be adopted made of plastic.

In this utility model example, the first conductive part 194 and the second conductive part 196 are all connected by wire 306,308 To the first water level detecting loop of circuit board 122, the 3rd conductive part 198 and the 4th conductive part 200 are all by wire 310,312 even Receive the second water level detecting loop of circuit board 122.

Conducting block 192 connects the first conductive part 194 and the second conductive part 196, makes switch portion 114 turn on, the first water level inspection Survey time road turns on and the second water level detecting loop disconnects；Conducting block 192 all with first conductive part the 194, second conductive part 196, Three conductive parts 198 and the 4th conductive part 200 disconnect, and make switch portion 114 disconnect, the first water level detecting loop and the second water level Measure loop all disconnects；Conducting block 192 connects the 3rd conductive part 198 and the 4th conductive part 200, makes switch portion 114 turn on, and first Water level detecting loop disconnects and the second water level detecting loop conducting.

When switch portion 114 turns on, controller 110 is which water level detecting loop turns on and judges water box by judgement The water level of 106 is the first water level or the 3rd water level.

The structure of the fixed part 188 of present embodiment can join the structure of the fixed part 126 of embodiment of above, at this no longer It is developed in details in.Below as a example by elastic component 206 is as spring and combine Figure 23 to Figure 27 and illustrate.

When the water level of water box 106 is the second water level, the second water level is between the 3rd water level (high-order) and the first water set In the range of between position (low level), switch portion 114 disconnects, and water filling device 176 is closed.

When user uses the cooking function of steam microwave oven 100, along with the slowly decline of water level, water box in water box 106 Air pressure in 106 gradually decreases, and under the resilience of spring, piston portion 190 gradually retraction cylinder 208 is (as of fig. 24 In orientation, piston portion 190 is moved to the left), piston portion 190 drives conducting block 192 to be also moved to the left.

When the water level decreasing of water box 106 is to setting value, such as during the first water level, at air 400 pressure and spring force Active force under, conducting block 192 moves to high order end, as shown in figure 23, at this moment conducting block 192 connect the first conductive part 194 and Second conductive part 196 is so that switch portion 114 turns on, by wire the 306, first conductive part 194, conducting block the 192, second conductive part 196, the first water level detecting loop that wire 308 is constituted is in closure state.Conducting block 192 and the 3rd conductive part 198 and the 4th Conductive part 200 disconnects, and is made up of wire the 310, the 3rd conductive part 198, conducting block the 192, the 4th conductive part 200, wire 312 The second water level detecting loop be off.First water level detecting loop in the conduction state sends to controller 110 Control signal, after controller 110 receives control signal, controls water filling device 176 and opens, and external water source passes through water inlet pipe 184 (the second water pipe) is to water box water filling.

At this moment, the water level of water box 106 slowly raises, and the air pressure in water box 106 is gradually increased, air 400 pressure gram Take the elastic force of spring, and (in orientation as shown in figure 23, piston portion 190 is to the right to promote piston portion 190 gradually to stretch out cylinder 208 Mobile), piston portion 190 drives conducting block 192 also to move right, and makes conducting block 192 and first conductive part the 194, second conductive part 196 disconnect, and switch portion 114 disconnects, and as shown in figure 24, controller 110 judges that the water level of water box 106 is the second water level.

When the water level of water box 106 rises to setting value, such as during three water levels, air pressure overcomes spring bullet further Power, and promote piston portion 190 to move to low order end, as shown in figure 25, at this moment conducting block 192 connects the 3rd conductive part 198 and Four conductive parts 200, switch portion 114 turns on, and by wire the 310, the 3rd conductive part 198, conducting block the 192, the 4th conductive part 200, leads The second water level detecting loop that line 312 is constituted is in closure state.By wire the 306, first conductive part 194, conducting block 192, The first water level detecting loop that two conductive parts 196, wire 308 are constituted is off.Second water level in the conduction state Measure loop sends another control signal to controller 110, after controller 110 receives this another control signal, controls water filling Device 176 closes to stop to water box 106 water filling.

In some embodiments, please join Fig. 6 and Figure 16, this water box 106 includes that box body 210, lid 212, first seal Part 214 and the second sealing member 216, this lid 212 lid is located on this box body 210, and this first sealing member 214 seals this lid 212 And the interval between this box body 210.This lid 212 offers through hole (not shown), and this second sealing member 216 removably seals should Through hole.

So, user can open lid 212 and be carried out box body 210 and lid 212, after having cleaned, by lid 212 Cover on box body 210.When needs artificial recharge operation, user can open the second sealing member 216, notes from the through hole of lid 212 Water, after water filling completes, then seals through hole by the second sealing member 216, it is to avoid the water leakage of water box 106.First sealing member 214 seals Gap between lid 212 and box body 210, to ensure the air-tightness of water box 106.

In this utility model example, the water inlet end 186 of water box 106, water side 218 and ventilation end 166 are arranged at box The side of body 210.

Further, for avoid the ripples of water box 106 affect water box 106 ventilation end 166 pore 220, water box 106 wraps Including the dividing plate 222 being arranged in box body 210, box body 210 is partitioned into the first chamber 224 and the second chamber 226, dividing plate by this dividing plate 222 222 offer intercommunicating pore 228 connects the first chamber to connect the first chamber 224 and the second chamber 226, water inlet end 186 and water side 218 224, ventilation end 166 connects the second chamber 226.

In some embodiments, this steam microwave oven 100 includes temperature sensor 230, and this controller 110 connects this temperature Degree sensor 230 and this steam generator 104, this temperature sensor 230, should for detecting the temperature of this steam generator 104 Controller 110 is for judging that whether the temperature of this steam generator 104 is more than design temperature.If so, this controller 110 is used for controlling Make this steam generator 104 to quit work.

So, the use of temperature sensor 230 can avoid the feelings that steam generator 104 causes damaging because temperature is too high Condition occurs.Temperature sensor 230 e.g. temperature controller.

Specifically, steam generator 104 is built-in with and adds heat pipe, and when steam generator 104 works, controller 110 controls to add Heat pipe is energized to add the water in hot steam generator 104, and then realizes the generation of water vapour.

When the temperature of the steam generator 104 that temperature sensor 230 is detected is more than design temperature, controller 110 can Disconnect and add the power supply of heat pipe so that adding heat pipe and quitting work, and then control steam generator 104 quits work.

If the temperature of the steam generator 104 that temperature sensor 230 is detected is less than or equal to design temperature, controller 110 can keep the current state of steam generator 104 and continue to judge.

The concrete numerical value of design temperature can be set according to practical situation.

In some embodiments, incorporated by reference to Fig. 5 and Fig. 8, this steam microwave oven 100 includes heat conduction support 232, this heat conduction Support 232 includes the 234, second plate portion 236 of the first plate portion and connecting portion 238, this connecting portion 238 connect this first plate portion 234 and This second plate portion 236, this first plate portion 234 forms difference in height with this second plate portion 236, and this steam generator 104 is arranged on this In first plate portion 234 and partly it is housed in the first space 240 that this first plate portion 234 and this connecting portion 238 are formed, should Temperature sensor 230 is arranged in this second plate portion 236 and is partly housed in this second plate portion 236 and this connecting portion 238 institute In the second space 242 formed.

So, it is possible to reduce the integral thickness after steam generator 104 is installed with temperature sensor 230, make steam microwave The more compact structure of stove 100.

Heat conduction support 232 can use metal material to make.First plate portion 234 can by welding by the way of and steam generator 104 connect, and temperature sensor 230 can be connected with the second plate portion 236 by the way of screw is fixing.

In some embodiments, this steam microwave oven 100 includes water pump 244, and this water pump 244 is connected to this water box 106 And between this steam generator 104, this controller 110 connects this water pump 244 and for controlling the running status of this water pump 244.

Specifically, in this utility model example, when steam microwave oven 100 is normally placed, the position of steam generator 104 Higher than the position of water box 106, therefore water pump 244 is operationally, can make steam by the water pump of water box 106 to steam generator 104 Generator 104 can produce water vapour.

The water inlet end 246 of water pump 244 can be by the water outlet of the 3rd water pipe 248 (outlet pipe of water box 106) even water spilage tray 106 End 218.The water side 250 of water pump 244 can connect the water inlet end 254 of steam generator 104 by the 4th water pipe 252, and steam is sent out The water side 256 of raw device 104 wears cavity through hole (not shown) that cavity 102 offers with by water vapour spirt cavity.Need It is noted that sealing member (not shown) can be provided with between the water side 256 of steam generator 104 and cavity through hole to prevent water from steaming The leakage of vapour.

In this utility model example, water inlet end 186 and the water side 218 of water box 106 are arranged on box body.

When user presses " beginning " button of steam microwave oven, controller 110 is with the programme-control steam microwave set Stove 100 runs.When needing cooking function in running, controller 110 controls steam generator 104 and works, and controls Water pump 244 is opened with by the water pump of water box 106 to steam generator 104, and aqueous water is become water vapour by steam generator 104, Water vapour is injected in cavity 102, and then realizes the cooking function of steam microwave oven 100.

In some embodiments, please join Fig. 6 and Fig. 9, this steam microwave oven 100 includes water pump support 258, and this water pump props up This water pump 244 is arranged on (ginseng Fig. 2) on the base plate 138 of this steam microwave oven 100 by frame 258.

So, water pump support 258 facilitates the installation of water pump 244.Further, water pump support 258 includes carriage 260 And two damper elements 262, as shown in Figure 9.

Two damper elements 262 are separately mounted to the two ends that water pump 244 is opposing, and damper element 262 can be fixed by screw Mode and carriage 260 fixing be connected, meanwhile, damper element 262 and carriage 260 also can be fixed on by screw (not shown) On the base plate 138 of steam microwave oven 100.Therefore, damper element 262 can reduce steam microwave caused when water pump 244 works The vibrations of stove 100.Damper element 262 e.g. soft plastic.

Carriage 260 is formed with hollow-out parts 264, is beneficial to the heat radiation of water pump 244.

In the description of this specification, reference term " embodiment ", " some embodiments ", " schematically implement Mode ", " example ", the description of " concrete example " or " some examples " etc. mean to combine described embodiment or example describes Specific features, structure, material or feature are contained at least one embodiment of the present utility model or example.In this explanation In book, the schematic representation of above-mentioned term is not necessarily referring to identical embodiment or example.And, the concrete spy of description Levy, structure, material or feature can combine in any one or more embodiments or example in an appropriate manner.

Additionally, term " first ", " second " are only used for describing purpose, and it is not intended that instruction or hint relative importance Or the implicit quantity indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can express or Implicitly include at least one this feature.In description of the present utility model, " multiple " are meant that at least two, such as two Individual, three etc., unless otherwise expressly limited specifically.

Although above it has been shown and described that embodiment of the present utility model, it is to be understood that above-mentioned embodiment party Formula is exemplary, it is impossible to be interpreted as that those of ordinary skill in the art is of the present utility model to restriction of the present utility model In the range of above-mentioned embodiment can be changed, revise, replace and modification.

Claims (11)

1. a steam microwave oven, it is characterised in that include cavity, steam generator, water box, cylinder assembly and controller, should Steam generator is arranged on this cavity, and this steam generator connects this water box, and this water box is air-tightness water box；

This cylinder assembly includes cylinder part and switch portion, and this cylinder part is connected airtightly with this water box, and this cylinder part connects this and opens GUAN spot also is used for driving this switch portion to be turned on or off according to the water level of this water box；

This controller connects this switch portion, and this controller is the first water for judging the water level of this water box when this switch portion turns on Position and judge that when this switch portion disconnects the water level of this water box is the second water level, this first water level is different from this second water level.

2. steam microwave oven as claimed in claim 1, it is characterised in that this steam microwave oven includes alarm device, this control Device connects this alarm device, and this controller is reported to the police for controlling this alarm device when the water level of this water box is this first water level, This controller for controlling this alarm device stop alarm when the water level of this water box is this second water level.

3. steam microwave oven as claimed in claim 1, it is characterised in that this controller is additionally operable to when this switch portion turns on sentence The water level of this water box disconnected is the 3rd water level, and the 3rd water level is different from this first water level and this second water level.

4. steam microwave oven as claimed in claim 3, it is characterised in that this steam microwave oven includes water filling device, this water filling The water inlet end of device is used for connecting water source, and the water side of this water filling device connects this water box；

This controller connects this water filling device, and opens for controlling this water filling device when the water level of this water box is this first water level Open, and control the closedown of this water filling device when the water level of this water box is three water level.

5. steam microwave oven as claimed in claim 1, it is characterised in that this cylinder part includes fixed part and piston portion, and this is solid Determine portion and connect this piston portion and for driving this piston portion to move according to the water level of this water box；

This switch portion includes conducting block, the first conductive part and the second conductive part, and this conducting block is fixed on this piston portion, and this is first years old Conductive part and this second conductive part are spaced along the moving direction being perpendicular to this piston portion；

This piston portion is used for driving this conducting block to connect this first conductive part and this second conductive part so that this switch portion turns on；

This piston portion is used for driving this conducting block and this first conductive part and this second conductive part disconnects so that this switch portion Disconnect.

6. steam microwave oven as claimed in claim 3, it is characterised in that this cylinder part includes fixed part and piston portion, and this is solid Determine portion and connect this piston portion and for driving this piston portion to move according to the water level of this water box；

This switch portion includes conducting block, the first conductive part, the second conductive part, the 3rd conductive part and the 4th conductive part, this conducting block Being fixed on this piston portion, this first conductive part and this second conductive part are along the moving direction interval row being perpendicular to this piston portion Row, the 3rd conductive part and the 4th conductive part are spaced along the moving direction being perpendicular to this piston portion, this first conductive part And the 3rd conductive part be spaced along the moving direction of this piston portion；

This piston portion is used for driving this conducting block to connect this first conductive part and this second conductive part so that the conducting of this switch portion, is somebody's turn to do Controller is for when this conducting block connects this first conductive part and this second conductive part so that this switch portion turns on, it is judged that this water The water level of box is this first water level；

This piston portion is used for driving this conducting block and this first conductive part, this second conductive part, the 3rd conductive part and the 4th Conductive part disconnects so that this switch portion disconnects；

This piston portion is used for driving this conducting block to connect the 3rd conductive part and the 4th conductive part so that the conducting of this switch portion, is somebody's turn to do Controller is for when this conducting block connects the 3rd conductive part and the 4th conductive part so that this switch portion turns on, it is judged that this water The water level of box is the 3rd water level.

7. the steam microwave oven as described in claim 5 or 6, it is characterised in that this fixed part includes the first end cap, cylinder, bullet Property part, fairlead and the second end cap, this cylinder includes that the first end and the second end connected, this piston portion include the 3rd end connected And the 4th end；

This first end cap is connected airtightly with this water box, and this first end cap seal is connected to this first end；

This second end cap is connected to this second end, and this second end cap offers installing hole and pore, and this fairlead is arranged on this peace In dress hole, this piston portion wears this fairlead, and this pore connects this installing hole；

3rd end is positioned at this cylinder and is tightly connected this cylinder；

This elastic component is resisted against between the 3rd end and this fairlead；

4th end is positioned at outside this cylinder, and this conducting block is fixed on the 4th end.

8. the steam microwave oven as described in any one of claim 1-6, it is characterised in that this water box include box body, lid, first Sealing member and the second sealing member, this cover cap is located on this box body, between this first sealing member seals between this lid and this box body Every；

This lid offers through hole, and this second sealing member removably seals this through hole.

9. the steam microwave oven as described in any one of claim 1-6, it is characterised in that this steam microwave oven includes that temperature passes Sensor, this controller connects this temperature sensor and this steam generator, and this temperature sensor is used for detecting this steam generator Temperature, this controller is for judging that the temperature of this steam generator is whether more than design temperature；

If so, this controller is used for controlling this steam generator and quits work.

10. steam microwave oven as claimed in claim 9, it is characterised in that this steam microwave oven includes heat conduction support, this heat conduction Support includes the first plate portion, the second plate portion and connecting portion, and this connecting portion connects this first plate portion and this second plate portion, this first plate Portion forms difference in height with this second plate portion, and this steam generator is arranged in this first plate portion and is partly housed in this first plate In the first space that portion and this connecting portion are formed, this temperature sensor is arranged in this second plate portion and is partly housed in this In the second space that second plate portion and this connecting portion are formed.

11. steam microwave ovens as claimed in claim 1, it is characterised in that this steam microwave oven includes water pump, this water pump connects Between this water box and this steam generator, this controller connects this water pump and for controlling the running status of this water pump.