CN107143836B - Steam generator and steam-heating apparatus - Google Patents
Steam generator and steam-heating apparatus Download PDFInfo
- Publication number
- CN107143836B CN107143836B CN201710393712.8A CN201710393712A CN107143836B CN 107143836 B CN107143836 B CN 107143836B CN 201710393712 A CN201710393712 A CN 201710393712A CN 107143836 B CN107143836 B CN 107143836B
- Authority
- CN
- China
- Prior art keywords
- steam
- electric heating
- heating film
- generating chamber
- steam generator
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
- F22B1/00—Methods of steam generation characterised by form of heating method
- F22B1/28—Methods of steam generation characterised by form of heating method in boilers heated electrically
- F22B1/287—Methods of steam generation characterised by form of heating method in boilers heated electrically with water in sprays or in films
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
- F22B35/00—Control systems for steam boilers
- F22B35/005—Control systems for instantaneous steam boilers
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Air Humidification (AREA)
Abstract
The invention discloses a kind of steam generator and steam-heating apparatus, in a vapor generator, cavity offers steam generating chamber, steam generator includes the water jet in steam generation room, first electrical heating elements are mounted on cavity, first electrical heating elements include the first electric heating film separated with steam generating chamber, water jet the first electric heating film of direction, first electric heating film is for heating the water being sprayed on the first electrical heating elements by water jet, second electrical heating elements are provided separately with the first electrical heating elements, second electrical heating elements include the second electric heating film, second electric heating film is mounted on the thermally conductive mounting plate of cavity, mounting plate separates the second electric heating film and steam generating chamber, first electric heating film is separated with the second electric heating film, second electric heating film relative to steam generating chamber top closer to the bottom of steam generating chamber Portion, the second electric heating film are used to heat the ponding in steam generation room.
Description
Technical field
The present invention relates to steam technical field of heating, more particularly, to a kind of steam generator and steam-heating apparatus.
Background technique
In the related art, steam generator passes through the electrical heating elements directly intracavitary water with steam generator internal capacity
It contacts and water is heated into vapor to heat.But it can be at the bottom of cavity volume after each steam generator heating
Portion generates residual water, and residual water retention time is too long, and bacterium easy to breed influences human health.
Summary of the invention
The present invention is directed at least solve one of technical problem present in the relevant technologies.For this purpose, the present invention needs to provide one
Kind steam generator and steam-heating apparatus.
The steam generator of embodiment of the present invention includes cavity, the first electrical heating elements and the second electrical heating elements, institute
It states cavity and offers steam generating chamber, the steam generator includes the water jet in the steam generation room, and described the
One electrical heating elements are mounted on the cavity, and first electrical heating elements include first separated with the steam generating chamber
Electric heating film, the water jet is towards first electric heating film, and first electric heating film is for heating by the water jet
The water being sprayed on first electrical heating elements, second electrical heating elements are separately set with first electrical heating elements
It sets, second electrical heating elements include the second electric heating film, and second electric heating film is mounted on the thermally conductive of the cavity
On mounting plate, the mounting plate separates second electric heating film and the steam generating chamber, first electric heating film and institute
It states the second electric heating film to separate, second electric heating film is sent out relative to the top of the steam generating chamber closer to the steam
The bottom of raw room, second electric heating film are used to heat the ponding in the steam generation room.
Top in the steam generator of embodiment of the present invention, due to the second electric heating film relative to steam generating chamber
Closer to the bottom of steam generating chamber, such second electrical heating elements can realize heating in steam generation by the second electric heating film
The purpose of indoor ponding, so as to effectively reduce the amount for remaining water in steam generation room, to effectively prevent bacterium
It breeds, ensure that the cleaning in steam generation room.
In some embodiments, the steam generator includes controller, and the controller is electrically connected described first
Electrical heating elements and second electrical heating elements, it is pre- that the water level of the ponding in the steam generation room is greater than or equal to first
If when water level, the controller is used to control second electric heating film and heats water in the steam generation room.
In some embodiments, the steam generator includes liquid level detection device, the liquid level detection device and institute
Controller electric connection is stated, the liquid level detection device is used to detect the water level of the ponding in the steam generation room, described
When the water level of ponding in steam generation room is greater than or equal to the first preset water level, the controller is for controlling second electricity
Heating film is connected to heat the ponding in the steam generation room.
In some embodiments, when the water level of the ponding in the steam generation room is less than the second preset water level, institute
It states controller and disconnects for controlling second electric heating film to stop heating the ponding in the steam generation room, described second
Preset water level is less than first preset water level.
In some embodiments, when second electric heating film duration in the conductive state is greater than or equal to default
Between when, the controller is disconnected for controlling second electric heating film.
In some embodiments, the steam generating chamber includes liquid level chamber and heating chamber, the liquid level chamber
It includes being located at the indoor liquidometer of liquid level chamber, institute that bottom, which is connected to the liquid level detection device with the bottom of the heating chamber,
It states liquidometer and the bottom surface of the steam generating chamber separates.
In some embodiments, the steam generator includes the partition in the steam generation room, it is described every
Plate extends from the top surface of the steam generating chamber to the bottom surface of the steam generating chamber and the steam generating chamber is separated into institute
Liquid level chamber and the heating chamber are stated, the partition and the bottom surface of the steam generating chamber separate.
In some embodiments, installation hole location, the installation hole location and the liquid level are offered at the top of the cavity
Chamber, the liquidometer are embedded in the liquid level chamber by the installation hole location.
In some embodiments, the power density of second electric heating film is greater than the power of first electric heating film
Density.
In some embodiments, first electrical heating elements include thermally conductive substrate, and first electric heating film is solid
It is scheduled on the side of the substrate, the substrate separates first electric heating film and the steam generating chamber, and the substrate is in institute
The orthographic projection stated on the first electric heating film covers first electric heating film, and the water jet is opposite with the substrate.
In some embodiments, the substrate is formed with the guide face in the steam generation room, the water spray
Mouth is opposite with the guide face, and the guide face is close to the side of the water jet relative to the cavity towards far from the cavity
Direction inclination.
In some embodiments, first electrical heating elements include thermally conductive hydrophilic coating, the coating covering
The guide face.
In some embodiments, concaveconvex structure is formed on the guide face.
In some embodiments, the side of the steam generator is ladder structure of right angle, the ladder structure of right angle
Right angle waist be mounting plate, the long side waist of the ladder structure of right angle is first electrical heating elements.
The steam-heating apparatus of embodiment of the present invention includes steam generator described in any of the above-described embodiment.
Top in the steam-heating apparatus of embodiment of the present invention, due to the second electric heating film relative to steam generating chamber
Portion can realize that heating is sent out in steam by the second electric heating film closer to the bottom of steam generating chamber, such second electrical heating elements
The purpose of raw indoor ponding, so as to effectively reduce the amount for remaining water in steam generation room, to effectively prevent bacterium
Growth, ensure that the cleaning in steam generation room.
The additional aspect and advantage of embodiment of the present invention will be set forth in part in the description, partially will be from following
Become obvious in description, or practice through the invention is recognized.
Detailed description of the invention
Above-mentioned and/or additional aspect and advantage of the invention is from combining in description of the following accompanying drawings to embodiment by change
It obtains obviously and is readily appreciated that, in which:
Fig. 1 is the floor map of the steam generator of embodiment of the present invention.
Fig. 2 is another floor map of the steam generator of embodiment of the present invention.
Fig. 3 is the another floor map of the steam generator of embodiment of the present invention.
Fig. 4 is another floor map of the steam generator of embodiment of the present invention.
Fig. 5 is the decomposition diagram of the steam generator of embodiment of the present invention.
Fig. 6 is the enlarged diagram of I part of the steam generator of Fig. 5.
Fig. 7 is the structural schematic diagram of the cavity of the steam generator of embodiment of the present invention.
Fig. 8 is the structural schematic diagram of the first electrical heating elements of the steam generator of embodiment of the present invention.
Fig. 9 is the decomposition diagram of the first electrical heating elements of the steam generator of embodiment of the present invention.
Figure 10 is the diagrammatic cross-section of the first electrical heating elements of the steam generator of embodiment of the present invention.
Figure 11 is the structure of the first electric heating film of the first electrical heating elements of the steam generator of embodiment of the present invention
Schematic diagram.
Figure 12 is the mounting plate of the steam generator of embodiment of the present invention and the scheme of installation of the second electrical heating elements.
Figure 13 is the structure of the second electric heating film of the second electrical heating elements of the steam generator of embodiment of the present invention
Schematic diagram.
Figure 14 is the module diagram of the steam generator of embodiment of the present invention.
Main element symbol description:
Steam generator 100;
Cavity 10, side plate 10b, side 101, bolt 102, steam generating chamber 11, liquid level chamber 111, adds mounting plate 10a
Hot chamber 112, top surface 113, bottom surface 114, installation hole location 115, water jet 12, gas outlet 13, escape pipe 131, mounting surface 14;
First electrical heating elements 20, substrate 21, the first electric heating film 22, guide face 23, surface 23a, the first heat-conducting layer 24,
First sub- heat-conducting layer 241, the second sub- heat-conducting layer 242, first resistor circuit 25, the first sub- resistance circuit 251, the first conducting medium
252, first electrode 26, coating 27, concaveconvex structure 28, water storage tank 281;
Second electrical heating elements 30, the second electric heating film 31, second resistance circuit 32, the second sub- resistance circuit 321, second
Conducting medium 322, second electrode 33, water inlet pipe 40, water inlet 41, controller 50, liquid level detection device 51, liquidometer 511, every
Plate 52.
Specific embodiment
Embodiments of the present invention are described below in detail, the example of the embodiment is shown in the accompanying drawings, wherein from beginning
Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng
The embodiment for examining attached drawing description is exemplary, and for explaining only the invention, and is not considered as limiting the invention.
In the description of the present invention, it is to be understood that, term " center ", " longitudinal direction ", " transverse direction ", " length ", " width ",
" thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside", " up time
The orientation or positional relationship of the instructions such as needle ", " counterclockwise " is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of
The description present invention and simplified description, rather than the device or element of indication or suggestion meaning must have a particular orientation, with spy
Fixed orientation construction and operation, therefore be not considered as limiting the invention.In addition, term " first ", " second " are only used for
Purpose is described, relative importance is not understood to indicate or imply or implicitly indicates the quantity of indicated technical characteristic.
" first " is defined as a result, the feature of " second " can explicitly or implicitly include one or more feature.?
In description of the invention, the meaning of " plurality " is two or more, unless otherwise specifically defined.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected.It can
To be mechanical connection, it is also possible to be electrically connected.It can be directly connected, can also can be indirectly connected through an intermediary
The interaction relationship of connection or two elements inside two elements.It for the ordinary skill in the art, can be with
The concrete meaning of above-mentioned term in the present invention is understood as the case may be.
Also referring to Fig. 1~Figure 14, the steam generator 100 of embodiment of the present invention includes that the 10, first electricity of cavity adds
Thermal element 20 and the second electrical heating elements 30.
Cavity 10 offers steam generating chamber 11.Steam generator 100 includes the water jet in steam generating chamber 11
12.First electrical heating elements 20 are mounted on cavity 10.First electrical heating elements 20 include separated with steam generating chamber 11
One electric heating film 22.Water jet 12 is towards the first electric heating film 22.First electric heating film 22 is sprayed for heating by water jet 12
Water to the first electrical heating elements 20.
Second electrical heating elements 30 are provided separately with the first electrical heating elements 20.Second electrical heating elements 30 include the second electricity
Heating film 31.Second electric heating film 31 is mounted on the thermally conductive mounting plate 10a of cavity 10.Mounting plate 10a separates the second electricity and adds
Hotting mask 31 and steam generating chamber 11.First electric heating film 22 is separated with the second electric heating film 31.Second electric heating film 31 relative to
The top of steam generating chamber 11 is closer to the bottom of steam generating chamber 11.Second electric heating film 31 is for heating steam generating chamber 11
Interior ponding.
In the steam generator 100 of embodiment of the present invention, since the second electric heating film 31 is relative to steam generating chamber
11 top can be realized closer to the bottom of steam generating chamber 11, such second electrical heating elements 30 by the second electric heating film 31
The purpose of the ponding in steam generating chamber 11 is heated, so as to effectively reduce the amount for remaining water in steam generating chamber 11, from
And the growth of bacterium is effectively prevented, it ensure that the cleaning in steam generating chamber 11.In embodiments of the present invention, water jet 12
Close to the top surface 113 of steam generating chamber 11, after such water enters steam generating chamber 11 by water jet 12, it is sprayed onto the first electric heating member
The heat that can be flowed downward, and can be generated by the first electric heating film 22 in absorption along the first electrical heating elements 20 after on part 20
After vaporized, to form water vapour.Wherein, it " flows downward " and refers to steam generator 100 under normal operating condition
Location status, such as location status as shown in Figure 1.In addition, in some instances, water jet 12 can be in slot shape, in this way
Water is formed sheet by water jet 12 and is sprayed into steam generating chamber 11.In this way, the area coverage of the water sprayed by water jet 12 compared with
Greatly, and it is easy vaporization.In some instances, water jet 12 includes a round.
It will be appreciated, of course, that water jet 12 may also comprise multiple spouts (not shown go out).Multiple spout interval settings.Such as
This, the flow of the water sprayed by each spout is smaller, to be easy to vaporize, and the water that sprays of multiple spouts be capable of forming it is larger
Contact area.It is appreciated that multiple spouts can also be in a strip shape in order to enable more uniform by the water distribution that water jet 12 sprays
Distribution.
In addition, the first electrical heating elements 20 and the second electrical heating elements 30 are simultaneously operable, i.e., the first electric heating film 22 can
It is worked at the same time with the second electric heating film 31.At this moment, the second electric heating film 31 also improves the whole heating function of steam generator 100
Rate, so as to guarantee that the water energy sprayed by water jet 12 accesses more sufficient vaporization.Certainly, the second electrical heating elements 30
It can also work independently.For example, in some instances, when remaining ponding is more in steam generating chamber 11, can be activated individually
The work of two electrical heating elements 20 is to remain in the ponding in steam generating chamber 11 by the heating of the second electric heating film 31.
First electric heating film 22 can also be realized directly by thermally conductive other side plates (being different from mounting plate 10a) of cavity 10
With the heat exchange of the water in steam generating chamber 11.
In embodiments of the present invention, the second electric heating film 31 is mainly used for the product that heating remains in steam generating chamber 11
Water.
In some embodiments, cavity 10 is made of metal material.In this way, cavity 10 is not easy to corrosion and heat transfer efficiency
It is high.
In one example, cavity 10 can be made of the stainless steel material of food-grade.In this way, the water formed in cavity 10 steams
Gas can be contacted directly with food and heat food, and steam generator 100 can be applied in daily cook in this way, ensure that user
Health.
Incorporated by reference to Figure 14, in some embodiments, steam generator 100 includes controller 50.Controller 50 electrically connects
Connect the first electrical heating elements 20 and the second electrical heating elements 30.The water level of ponding in steam generating chamber 11 is greater than or equal to the
When one preset water level, controller 50 is used to control the ponding in the second electric heating film 31 heating steam generating chamber 11.
In this way, controller 50 is controlled when the water level of the ponding in steam generating chamber 11 is greater than or equal to the first preset water level
The ponding in the second electric heating film 31 heating steam generating chamber 11 is made, steam is sent out so as to be realized by way of automatic control
The quick removal of ponding in raw room 11, and the quantity of steam of steam generator 100 can be improved.
Specifically, when the water level of the ponding in steam generating chamber 11 is greater than or equal to the first preset water level, then pass through the
The mode of ponding in two electric heating films 31 heating steam generating chamber 11 can avoid the second electric heating film 31 and continue in long-term
Heated condition so as to slow down the loss of the second electric heating film 31, and can save electricity.
It should be noted that above-mentioned " the first preset water level " can be configured as the case may be.For example, in some examples
In son, the height of the first preset water level is greater than or equal to the height of the second electric heating film 31.In this way, when beginning to warm up, the second electricity
Heating film 31 integrally can be used to heat the ponding in steam generating chamber 11, and such water can pass through mounting plate 10a and the second electric heating
Film 31 carries out sufficient heat exchange (contact area is big), and heating efficiency is fast, and can effectively prevent the second electric heating film 31 and exist
Dry combustion method phenomenon in part is generated when work.In this way can be by the larger of the heating power of the second electric heating film 31 setting, and then can realize
Faster heating to the ponding in steam generating chamber 11.Wherein, in some embodiments, above-mentioned " height " institute foundation
Be location status of the steam generator 100 under normal operating condition, such as location status as shown in Figure 1.
In some embodiments, the water level of the ponding in steam generating chamber 11 is greater than or equal to the first preset water level
When, controller 50 can be used for controlling the work of the first electric heating film 22, can also accelerate the removal of ponding.
In some embodiments, the water level of the ponding in steam generating chamber 11 can be examined by liquid-detecting
It surveys.Specifically,
Steam generator 100 includes liquid level detection device 51.Liquid level detection device 51 and controller 50 are electrically connected.Liquid level
Detection device 51 is used to detect the water level of the water in steam generating chamber 11.The water level of ponding in steam generating chamber 11 be greater than or
When equal to the first preset water level, controller 50 is for controlling the conducting of the second electric heating film 31 to heat the product in steam generating chamber 11
Water.
In this way, liquid level detection device 51 can directly detect the real time water level of the ponding in steam generating chamber 11, thus just
In realization to the real-time detection and control of the ponding in steam generating chamber 11.For example, in some instances, in steam generating chamber 11
When the water level of interior ponding is less than the first preset water level, controller 50 is disconnected for controlling the second electric heating film 31 to stop heating
Ponding in steam generating chamber 11.
In some embodiments, when the water level of the ponding in steam generating chamber 11 is less than the second preset water level, control
Device 50 is used to control the second electric heating film 31 and disconnects to stop heating the ponding in steam generating chamber 11.Second preset water level is less than
First preset water level.
In this way, the water level of the second preset water level can be arranged in this way since the second preset water level is less than the first preset water level
It is lower so that the second electric heating film 31 conducting and it is in running order when, the second electric heating film 31 can be fully
Removal remains in the ponding in steam generating chamber 11.
In some embodiments, it is greater than or equal to preset time in the second electric heating film 31 duration in the conductive state
When, controller 50 is disconnected for controlling the second electric heating film 31.
In this way, preset time can be arranged longer in this way, so that the time of the second electric heating film 31 heating is longer,
Second electric heating film 31 can adequately remove the ponding remained in steam generating chamber 11.
It should be noted that above-mentioned " preset time " can be configured as the case may be.
In some embodiments, steam generating chamber 11 includes liquid level chamber 111 and heating chamber 112.Liquid level chamber 111
Bottom be connected to the bottom of heating chamber 112.Liquid level detection device 51 includes the liquidometer 511 in liquid level chamber 111.
Liquidometer 511 and the bottom surface 114 of steam generating chamber 11 separate.
In this way, liquid level detection device 51 can realize the Real-time Water to the ponding in steam generating chamber 11 by liquidometer 511
The detection of position, and controller 50 can control the on-off of the second electric heating film 31 according to the feedback signal of liquidometer 511, in this way
Detection and control mode it is more convenient and accurate.Further more, since liquid level chamber 111 is connected to heating chamber 112, it in this way can structure
At linker, the liquid level of the water in liquid level chamber 111 is identical as the liquid level of water in heating chamber 112.Meanwhile heating chamber
Water in 112 splashes or water-level fluctuation will not or less influence on the testing result of liquidometer 511, so that the detection of liquidometer 511
As a result more acurrate.
Further, position and the heating chamber 112 for being provided with the first electrical heating elements 20 of the first electric heating film 22 are right
It answers, the position of the first electrical heating elements 20 corresponding with liquid level chamber 111 in this way is not covered with the first electric heating film 22, first
When electric heating film 22 is heated, the ebuillition of heated of water occurs to carry out in heating chamber 112 as far as possible, will not influence or further
The influence to the water level in liquid level chamber 111 is reduced, the accuracy of the testing result of liquidometer 511 is further ensured.
It should be noted that liquidometer 511 and the bottom surface 114 of steam generating chamber 11 separate, liquid level can be not only prevented in this way
Meter 511 contacts and influences the measurement accuracy of liquidometer 511 with the bottom surface 114 of steam generating chamber 11, can also prevent from leaking electricity.
In embodiments of the present invention, when the water level of the ponding in steam generating chamber 11 reaches the first preset water level, liquid
511 feedback corresponding signal of position meter, controller 50 control the second electric heating film 31 according to corresponding signal and are powered to heat steam generation
Ponding in room 11, when the water level of 11 internal water accumulation of steam generating chamber is reduced to the second preset water level, liquidometer 511 is fed back accordingly
Signal, controller 50 control the second electric heating film 31 and disconnect.In some embodiments, steam generator 100 includes being located to steam
Partition 52 in room 11 occurs for vapour.Partition 52 extends from the top surface of steam generating chamber 11 113 to the bottom surface of steam generating chamber 11 114
And steam generating chamber 11 is separated into liquid level chamber 111 and heating chamber 112.The bottom surface 114 of partition 52 and steam generating chamber 11
It separates.
In this way, foring liquid level chamber 111 and heating chamber 112, and partition 52 in a simple manner by partition 52
It can be sufficiently spaced from the top of liquid level chamber 111 and the top of heating chamber 112, so as to effectively prevent in heating chamber 112
Water vapour enters the accuracy in liquid level chamber 111 and influencing the test of liquidometer 511.
It should be noted that the ratio of the volume of the volume and heating chamber 112 of liquid level chamber 111 can be as the case may be
It is configured.Preferably, the volume of heating chamber 112 is greater than the volume of liquid level chamber 111, steam generating chamber 11 can guarantee in this way
Interior water is adequately heated.
In some embodiments, Fig. 3 please be join, the top of cavity 10 offers installation hole location 115.Install hole location 115 with
Liquid level chamber 111 is connected to.Liquidometer 511 is embedded in liquid level chamber 111 by installing hole location 115.
In this way, being convenient for the installation and fixation of liquidometer 511 in this way.
It should be noted that the part that may make liquidometer 511 to protrude into liquid level chamber 111 is not exposed to liquid level chamber 111
Wall, can further improve in this way liquidometer 511 test accuracy.
In some embodiments, the distance range that the bottom surface 114 of liquidometer 511 and steam generating chamber 11 separates is in 2mm-
5mm。
In this way, liquidometer 511 and the bottom surface of steam generating chamber 11 114 separate at a distance from it is moderate, can fully ensure that liquid in this way
The accuracy of 511 test of position meter.
In some instances, liquidometer 511 and the bottom surface of steam generating chamber 11 114 separate at a distance from for 2mm, 3mm, 4mm
Or 5mm.
In some embodiments, the power density of the second electric heating film 31 is close greater than the power of the first electric heating film 22
Degree.In this way, the heating power of i.e. the second electric heating film 31 is larger since the power density of the second electric heating film 31 is big, such
Two electric heating films 31 can realize heating faster, so as to obtain the ponding in steam generating chamber 11
To abundant vaporization.And the heating power of the first electric heating film 22 is smaller, is can guarantee in this way in the heating of the first electric heating film 22, by
The water of heat will not cause the first electric heating film 22 to be in dry-fire condition since vaporization rate is too fast.
It should be noted that above-mentioned " power density " refers to the heating power under electric heating film unit area.Second
The power density of electric heating film 31 is big, illustrates that the second electric heating film 31 has biggish heating power.First electric heating film 22
Power density is small, illustrates that the first electric heating film 22 has lesser heating power.
In some embodiments, the first electrical heating elements 20 include thermally conductive substrate 21.First electric heating film 22 is fixed
In the side of substrate 21.Substrate 21 separates the first electric heating film 22 and steam generating chamber 11.Substrate 21 is in the first electric heating film 22
On orthographic projection cover the first electric heating film 22.Water jet 12 and substrate 21 are opposite.
In this way, the water energy that water jet 12 sprays enough flows downward along substrate 21, to be realized and first by substrate 21
The heat exchange of electric heating film 22.Also, since orthographic projection of the substrate 21 on the first electric heating film 22 covers the first electric heating film
22, such substrate 21 has biggish contact area, and the friendship of heat exchange is carried out so as to improve the first electric heating film 22 with water
Efficiency is changed, to guarantee steam production.
In addition, substrate 21 is the first electric heating film 22 of covering, i.e. the area of substrate 21 can be compared with the face of the first electric heating film 22
Product is big, and when the first electric heating film 22 is arranged on the base plate (21, there is also the positions for being not provided with the first electric heating film 22 for substrate 21
It sets, as shown in Fig. 2, such benefit is, when water is sprayed through water jet 12, most of water can flow to the lower position of substrate 21
It sets and is heated by the first electric heating film 22, ensure that steam production.
It should be noted that substrate 21 can be by stainless steel material, copper product, aluminum material, microcrystal glass material or ceramic material
One of material a variety of is made.In some embodiments, the first electrical heating elements 20 include being arranged outermost first
Heat insulating element (not shown go out), the second electrical heating elements 30 include being arranged in outermost second heat insulating element.First heat-insulated yuan
Part covers the first electric heating film 22, and the first electric heating film 22 is between the first heat insulating element and substrate 21.Second heat insulating element
The second electric heating film 31 is covered, the second electric heating film 31 is between the second heat insulating element and mounting plate 10a.In this way, can reduce
The loss for the heat that first electrical heating elements 20 and the second electrical heating elements 30 generate.
In addition, material described in aforesaid substrate 21 can also be used in the material of mounting plate 10a.
In some embodiments, substrate 21 is formed with the guide face 23 in steam generating chamber 11.Water jet 12 with
Guide face 23 is opposite.Guide face 23 is tilted relative to cavity 10 towards far from 10 direction of cavity close to the side of water jet 12.
In this way, due to guide face 23 close to the side of water jet 12 be towards far from 10 direction of cavity tilt, in this way by spraying water
Mouthfuls 12 water for spraying to guide face 23 can flow downward along inclined guide face 23 and abundant covering guide face 23, so that by
The heat that first electric heating film 22 generates everywhere can fully be absorbed by the water on guide face 23, so as to accelerate steam production
And it can effectively prevent the first electrical heating elements 20 and generate dry combustion method phenomenon.
It is appreciated that due to guide face 23 close to the side of water jet 12 relative to cavity 10 towards inclining far from 10 direction of cavity
Tiltedly, so that the water energy sprayed by water jet 12 is enough directly fallen on guide face 23, and can along guide face 23 flow and
Sufficiently covering guide face 23.Meanwhile the guide face 23 being obliquely installed makes the flowing water on guide face 23 be not easy ditch occur
The enough sufficiently covering guide faces 23 of flow phenomenon, i.e. water energy, the probability that such first electric heating film 22 generates dry combustion method phenomenon are had
Effect reduces.
It should be noted that guide face 23 can be arranged as the case may be relative to the inclined angle of cavity 10.For example, can
According to the flow set guide face 23 of the heating power of the first electric heating film 22 and the water sprayed by water jet 12 relative to cavity
10 inclined angles.In one example, the heating power of the first electric heating film 22 is larger, and the water sprayed by water jet 12
When flow is larger, guide face 23 can be increased (such as inclined angle is 60 degree) relative to the inclined angle of cavity 10, to protect
Card time for flowing on guide face 23 of water is longer, and can sufficiently cover guide face 23, in addition can on guide face 23 shape
At certain thickness moisture film, to effectively prevent the first electric heating film 22 dry combustion method phenomenon occur.
In some embodiments, steam generating chamber 11 is projected as ladder structure of right angle in the side of cavity 10.Water conservancy diversion
Long side waist of the face 23 in the projection form right angle ladder structure of the side of cavity 10 101.Mounting plate 10a is in the side of cavity 10 101
Projection form right angle trapezium structure right angle waist.
In this way, the area that the first electrical heating elements are contacted with water is larger, it can be fully by the heat of the first electric heating film 22
Amount is transferred to the water being covered on the first electrical heating elements 20, so that water is adequately heated.In the present example,
Cavity 10 includes parallel two opposite the first side plates (side plate 10b), the interior table of two the first side plate 10b of mounting plate 10a connection
Face, the first electrical heating elements 20 connect two the first side plate 10b, and the first electrical heating elements 20 are opposite with mounting plate 10a.
In one example, length direction of the width (as shown in the X-direction of Fig. 1) of steam generating chamber 11 along cavity 10
The variation of (as shown in the Y direction of Fig. 1) flaring.In this way, the volume of the upper space of steam generating chamber 11 is greater than steam generating chamber
11 lower space volume, so that the water sprayed by water jet 12 just can be obtained in the upper space of steam generating chamber 11
Adequately vaporization.Meanwhile the water level of the ponding of the lower space of steam generating chamber 11 is relatively easy to rise.
It is appreciated that the first electrical heating elements 20 are substantially in a rectangular parallelepiped shape.First electrical heating elements 20 are mounted on cavity 10
Go up and constitute the side plate of steam generator 100.The mounting plate of cavity 10 is formed with outside mounting surface 14.Second electric heating film 31 can
It is formed in by way of sintering on the mounting surface 14 of outside.In this way, the generation type of the second electric heating film 31 is simple, and structure
Stablize.
It should be pointed out that " upper space " and " lower space " refers to steam generator 100 in normal operating condition
Under location status, such as location status as shown in Figure 1.
In one example, water jet 12 is relative to mounting surface 14 closer to guide face 23.In this way, water jet 12 is from water conservancy diversion
Face 23 is closer, and be can guarantee that the water energy sprayed by water jet 12 is enough in this way and is fully fallen on guide face 23.
Incorporated by reference to Fig. 1 and Fig. 5, in some embodiments, when assembling steam generator 100, first cavity 10 can be led to
It is vertically fixed to cross bolt 102, mounting surface 14 is parallel to vertical guide m at this time, and the first electrical heating elements 20 are then passed through third again
Bolt (not shown go out) tilts two the first opposite side plate (sides for being fixed on cavity 10 relative to mounting surface 14 at a certain angle
Plate 10b) on, so just complete the assembling of steam generator 100.
It should be noted that being led when the first electrical heating elements 20 are fixed on cavity 10 relative to the inclination of mounting surface 14
Angle between stream interface 23 and mounting surface 14 is angle b, i.e., the angle between guide face 23 and vertical guide m as shown in Figure 1.Folder
The range of angle b may be greater than 0 degree and less than 90 degree.So, it is ensured that the water energy sprayed by water jet 12 is enough along guide face 23
Uniform Flow simultaneously sufficiently covers guide face 23.
In some instances, angle b is 5 degree, 10 degree, 20 degree, 30 degree, 40 degree, 50 degree, 60 degree, 70 degree or 80 degree etc..
It is appreciated that in other embodiments, steam generator 100 can be mounted on other equipment by welding
On, other equipment are, for example, steam-heating apparatus.Cavity 10 can be connect with the first electrical heating elements 20 by welding.Cause
This, the assembling mode of steam generator 100 is not limited in cited assembling mode.
In some embodiments, the first electrical heating elements 20 include thermally conductive hydrophilic coating 27.The covering of coating 27 is led
Stream interface 23.
In this way, such water is along guide face due to being formed with one layer of thermally conductive hydrophilic coating 27 on guide face 23
When coating 27 on 23 flows, water energy is enough effectively adsorbed on coating 27 and can be formed on coating 27 moisture film, makes in this way
Substrate 21 can be sufficiently passed through by the heat that the first electric heating film 22 generates everywhere and be absorbed by the water on coating 27 by obtaining, so as to
It effectively prevent the first electric heating film 22 to generate dry combustion method phenomenon.
In some embodiments, coating 27 is formed on guide face 23 in a manner of sintering.
In this way, coating 27 is tightly combined with guide face 23, and reality is not only easy in such a way that sintering forms coating 27
It is existing, and make the distribution of coating 27 more uniform, it is conducive to water in this way and is evenly dispersed on coating 27 to form water membrane.
In some embodiments, coating 27 includes acrylic layer (not shown go out), titanium oxide layer (not shown go out), has
One or more layers in machine silicon layer (not shown go out) or inorganic silicon layer (not shown go out).
In this way, the surface of coating 27 includes the hydrophilic radicals such as more hydroxyl, that is, there is preferable hydrophilicity, is conducive to
One layer of thicker moisture film is formed on coating 27.
In some instances, acrylic layer, titanium oxide layer, organic can be formed on guide face 23 by way of sintering
One or more layers in silicon layer or inorganic silicon layer.Acrylic layer, titanium oxide layer, silicone layer and inorganic silicon layer include hydrophilic
Property group, such as hydroxy or carboxy.Wherein, acrylic layer refers to preparing formation using acrylic acid as functional monomer
Hydrophilic coating with hydrophilicity.For example, high polymer can be prepared by way of homopolymerization or copolymerization for acrylic acid, then again
High polymer is formed into acrylic layer in a manner of being sintered.
It should be noted that the building form of coating 27 can be configured as the case may be.Coating 27 can only include one
Layer acrylic layer, perhaps only include one layer of titanium oxide layer perhaps only include one layer of silicone layer or only include one layer it is inorganic
Silicon layer.Coating 27 can also include acrylic layer and titanium oxide layer simultaneously, or simultaneously include titanium oxide layer and silicone layer etc..
Coating 27 can also include the acrylic layer of multilayer or the titanium oxide layer of multilayer or the silicone layer of multilayer etc. simultaneously.Also
It is to say, the mode of the composition of coating 27 can be arranged as the case may be, i.e. on the mode of the composition of coating 27 is not limited in
State cited building form.
In some embodiments, coating 27 includes multiple hydrophilic nanoscale particles (not shown go out).In this way, coating
27 hydrophilicity is stronger, more conducively water being dispersed on coating 27 equably.
It should be noted that the size range of nanoscale particle is in 1nm~100nm.Nanoscale particle also can be improved
The anti-aging property and intensity of coating 27.Nanoscale particle can be oxide particle, for example, silica dioxide granule.
In some instances, the size of particle is 20nm, 30nm, 40nm, 60nm, 70nm or 90nm.The size of particle is simultaneously
It is not limited only to the value enumerated in above-mentioned example.
Referring to Fig. 10, in some embodiments, concaveconvex structure 28 is formed on guide face 23.
In this way, concaveconvex structure 28 increases the surface area of guide face 23 due to being formed with concaveconvex structure 28 in guide face 23,
For water when the concaveconvex structure 28 on guide face 23 flows, concaveconvex structure 28 can be improved the first electric heating film 22 and water in this way
The effective area to conduct heat, to improve the steam generation efficiency of steam generator 100.In the example depicted in fig. 10, it steams
Vapour generator includes coating 27 and concaveconvex structure 28, and coating 27 covers the surface of guide face 23 and concaveconvex structure 28.In this way, water energy
It is enough preferably to cover guide face 23 and concaveconvex structure 28, the heat generated everywhere by the first electric heating film 22 can more fully by
Water on coating 27 absorbs.
It is appreciated that burning can be passed through in order to improve the active force that coating 27 is combined with guide face 23 and concaveconvex structure 28
The mode of knot forms one layer of coating 27 in guide face 23 and concaveconvex structure 28.
It is appreciated that the structure of concaveconvex structure 28 can be configured according to specific circumstances.Concaveconvex structure 28 both can wrap
The part relative to 23 indent of guide face is included, also may include the part protruded relative to guide face 23, it is only necessary to meet water energy
Enough cover concaveconvex structure 28.Preferably, concaveconvex structure 28 includes the part relative to 23 indent of guide face.Concaveconvex structure 28
Other parts it is more smooth relative to guide face 23.It can avoid occurring channeling when water flow is smaller in this way.
In some embodiments, concaveconvex structure 28 includes multiple water storage tanks 281.The setting of multiple intervals of water storage tank 281.
In this way, water storage tank 281 can storage section water, make stop of more water on concaveconvex structure 28 and guide face 23
Time is longer, thus the time for increasing water and the progress heat exchange of the first electric heating film 22 into one.
In some embodiments, guide face 23 forms concaveconvex structure 28 by surface modification technology.In this way, being formed concave-convex
The mode of structure 28 is easily achieved.
It should be noted that surface modification technology is referred to through surface modification method physically or chemically in guide face 23
Upper formation concaveconvex structure 28.In some instances, by surface modification technologies such as lithographic method or embossing methods in guide face
Concaveconvex structure 28 is formed on 23, wherein lithographic method can be physically splash plating method or electrochemical etching method etc..
Incorporated by reference to Fig. 8, Fig. 9 and Figure 11, in some embodiments, the first electrical heating elements 20 include that first to insulate is led
Thermosphere 24.First electric heating film 22 includes first resistor circuit 25.First heat-conducting layer, 24 connecting substrate 21 and first resistor circuit
25.First heat-conducting layer 24 includes the first sub- heat-conducting layer 241 and at least one second sub- heat-conducting layer 242.At least one second son is led
Thermosphere 242, first resistor circuit 25 and the first sub- heat-conducting layer 241 stack gradually on the base plate (21.
In this way, multiple heat-conducting layers can either carry out it is adequately thermally conductive, and can be effectively by first resistor circuit 25 and outer
Boundary separates, and enters first resistor circuit 25 to can avoid the substances such as extraneous grieshoch or water and generates to first resistor circuit 25
The negative effect such as electric leakage.
Specifically, the first heat-conducting layer 24 includes 5 the second sub- heat-conducting layers 242.It, can when assembling the first electrical heating elements 20
First 5 the second sub- heat-conducting layers 242 are sequentially stacked on the surface 23a opposite with guide face 23 of substrate 21, then again by
One resistance circuit 25 is stacked on a second sub- heat-conducting layer 242 farthest apart from substrate 21 in 5 the second sub- heat-conducting layers 242,
Then the first sub- heat-conducting layer 241 is stacked on first resistor circuit 25 again, so that first resistor circuit 25 is located in the first son and leads
Between thermosphere 241 and the second sub- heat-conducting layer 242 farthest apart from substrate 21.Wherein, in the first entirely assembling of electrical heating elements 20
During, the side of sintering can be passed through between the first sub- heat-conducting layer 241, first resistor circuit 25 and 5 the second sub- heat-conducting layers 242
Formula is fixed.
In some embodiments, the first sub- heat-conducting layer 241 covers first in the frontal projected area of first resistor circuit 25
Resistance circuit 25.Such first sub- heat-conducting layer 241 can sufficiently avoid extraneous grieshoch or water from being directly dropped in first resistor electricity
On road 25.
In some embodiments, first resistor circuit 25 includes multiple the first sub- resistance circuits 251 being parallel to each other.It is more
A first sub- interval of resistance circuit 251 setting.Two adjacent the first sub- resistance circuits 251 are connected by the first conducting medium 252
It connects.
It should be noted that the specific arrangement method of first resistor circuit 25 is not limited in the above-mentioned embodiment party enumerated
Formula can also carry out corresponding setting as the case may be.
In some instances, the material of the first sub- resistance circuit 251 includes rare earth oxide material.
In this way, the surface thermal load of resistance circuit is larger under the conditions of same heat-conducting area, thermally conductive effect with higher
Rate.
Preferably, the first sub- resistance circuit 251 is by microcrystalline glass powder, Fine Aluminum Powder, inorganic bond phase organic solvent carriers
It is formed with rare earth oxide.In this way, resistance circuit not only heat transfer efficiency with higher, but also there is preferable thermal stability.
In embodiments of the present invention, the material of the first heat-conducting layer 24 includes rare earth oxide material.
In this way, the first heat-conducting layer 24 has bigger surface thermal load, while first under the conditions of same heat-conducting area
The heat transfer efficiency of heat-conducting layer 24 is higher, and more energy saving, while can guarantee can by the heat that first resistor circuit 25 generates
Equably exported by the first heat-conducting layer 24 to substrate 21.
Specifically, the first heat-conducting layer 24 is made by rare earth medium slurry.Rare earth medium slurry by solid-phase component with it is organic molten
Agent carrier is constituted, and solid-phase component includes one or more of silica, diboron trioxide, rare earth oxide, organic solvent
Carrier includes terpinol, tributyl citrate and ethyl cellulose.
In this way, the first heat-conducting layer 24 as made from rare earth medium slurry has moderate intensity, and with higher lead
The thermal efficiency, while there is preferable thermal stability again.
In some instances, the first electrical heating elements 20 include two first electrodes 26.Two settings of first electrode 26 exist
On first heat-conducting layer 24.Two first electrodes 26 are connect by conductive medium (not shown go out) with first resistor circuit 25.
It is connected in this way, first resistor circuit 25 is realized by conductive medium and first electrode 26, conductive medium can be protected
Demonstrate,prove the conductive stability of first resistor circuit 25.
Preferably, in the form of sheets, first electrode 26 is, for example, copper sheet to first electrode 26.In this way, first electrode 26 has preferably
Conductive effect.
In some embodiments, the second electrical heating elements 30 include the second heat-conducting layer (not shown go out) of insulation.Second
Electric heating film 31 includes second resistance circuit 32.Second heat-conducting layer connection plate 10a and second resistance circuit 32.Second is thermally conductive
Layer includes the sub- heat-conducting layer of third (not shown go out) and at least one the 4th sub- heat-conducting layer (not shown go out).At least one third is led
Thermosphere, second resistance circuit 32 and the 4th sub- heat-conducting layer are sequentially stacked on mounting plate 10a.
In this way, multiple heat-conducting layers can either carry out it is adequately thermally conductive, and can be effectively by second resistance circuit 32 and outer
Boundary separates, and enters second resistance circuit 32 to can avoid the substances such as extraneous grieshoch or water and generates to second resistance circuit 32
The negative effect such as electric leakage.
Specifically, the second heat-conducting layer may include 5 the 4th sub- heat-conducting layers.It, can be first when assembling the second electrical heating elements 30
5 the 4th sub- heat-conducting layers are sequentially stacked on the surface of mounting plate 10a, second resistance circuit 32 is then stacked on 5 again
In 4th sub- heat-conducting layer on a 4th sub- heat-conducting layer farthest apart from mounting plate 10a, then the sub- heat-conducting layer of third is stacked again
In second resistance circuit 32 so that second resistance circuit 32 be located in the sub- heat-conducting layer of third and apart from mounting plate 10a it is farthest the
Between four sub- heat-conducting layers.Wherein, during the second 30 entirely assembling of electrical heating elements, the sub- heat-conducting layer of third, second resistance
It can be fixed by way of sintering between circuit 32 and 5 the 4th sub- heat-conducting layers.
In some embodiments, the sub- heat-conducting layer of third covers second resistance in the frontal projected area of second resistance circuit 32
Circuit 32.The sub- heat-conducting layer of third can sufficiently avoid extraneous grieshoch or water from being directly dropped on second resistance circuit 32 in this way.
In some embodiments, second resistance circuit 32 includes multiple the second sub- resistance circuits 321 being parallel to each other.It is more
A second sub- interval of resistance circuit 321 setting.Two adjacent the second sub- resistance circuits 321 are connected by the second conducting medium 322
It connects.
It should be noted that the specific arrangement method of second resistance circuit 32 is not limited in the above-mentioned embodiment party enumerated
Formula can also carry out corresponding setting as the case may be.
In some instances, the material of the second sub- resistance circuit 321 includes rare earth oxide material.
In this way, the surface thermal load of resistance circuit is larger under the conditions of same heat-conducting area, thermally conductive effect with higher
Rate.
Preferably, the second sub- resistance circuit 321 is by microcrystalline glass powder, Fine Aluminum Powder, inorganic bond phase organic solvent carriers
It is formed with rare earth oxide.In this way, resistance circuit not only heat transfer efficiency with higher, but also there is preferable thermal stability.
In embodiments of the present invention, the material of the second heat-conducting layer includes rare earth oxide material.
In this way, the second heat-conducting layer has bigger surface thermal load, while second leads under the conditions of same heat-conducting area
The heat transfer efficiency of thermosphere is higher, and more energy saving, while can guarantee can be uniform by the heat that second resistance circuit 32 generates
Ground is exported by the second heat-conducting layer to mounting plate 10a.
Specifically, the second heat-conducting layer is made by rare earth medium slurry.Rare earth medium slurry is by solid-phase component and organic solvent
Carrier is constituted, and solid-phase component includes one or more of silica, diboron trioxide, rare earth oxide, and organic solvent carries
Body includes terpinol, tributyl citrate and ethyl cellulose.
In this way, the second heat-conducting layer as made from rare earth medium slurry has moderate intensity, and with higher thermally conductive
Efficiency, while there is preferable thermal stability again.
In some instances, the second electrical heating elements 30 include two second electrodes 33.Two settings of second electrode 33 exist
On second heat-conducting layer.Two second electrodes 33 are connect by conductive medium (not shown go out) with second resistance circuit 32.
It is connected in this way, second resistance circuit 32 is realized by conductive medium and second electrode 33, conductive medium can be protected
Demonstrate,prove the conductive stability of second resistance circuit 32.
Preferably, in the form of sheets, second electrode 33 is, for example, copper sheet to second electrode 33.In this way, second electrode 33 has preferably
Conductive effect.
In some embodiments, steam generator 100 includes water inlet pipe 40.One end of water inlet pipe 40 is offered positioned at chamber
Water inlet 41 outside body 10.The other end of water inlet pipe 40 offers water jet 12.Water jet 12 is connected to water inlet 41.Water jet 12
Relative to the second electric heating film 31 closer to the first electric heating film 22.
In this way, water can directly enter in water inlet pipe 40 from water inlet 41, the first electric heating is then sprayed to by water jet 12 again
22 side of film, since water jet 12 is located in steam generating chamber 11, and close to the first electric heating film 22, such water jet 12 with
The distance between first electric heating film 22 is relatively close, and the water energy that water jet 12 is sprayed enough is filled with the first electric heating film 22
The heat exchange divided vaporizes so as to sufficiently heated.Meanwhile in 40 upper opening of water inlet pipe in a manner of forming water jet 12
It is easily achieved, is conducive to manufacture.
It is appreciated that water jet 12 can also be directly provided on cavity 10, and in slot-shaped.
In some embodiments, cavity 10 offers the gas outlet 13 of connection steam generating chamber 11.Gas outlet 13 is located at
The lower section of water jet 12.Gas outlet 13 relative to cavity 10 lower end closer to the upper end of cavity 10.
In this way, due to the upper end for being located closer to cavity 10 of gas outlet 13, the steam in steam generating chamber 11 in this way
It can be more fully discharged in time and by gas outlet 13 after flowing up.
It is appreciated that in order to improve the uniformity of 13 outlet of gas outlet, and improve the flow of 13 outlet of gas outlet, gas outlet
13 number is multiple, multiple intervals of gas outlet 13 setting.
In the present example, steam generator 100 includes escape pipe 131.Escape pipe 131 is connected to gas outlet 13.It is multiple
Gas outlet 13 is evenly spaced on along the axial direction of cavity 10.In this way, 13 outlet of gas outlet is more uniform, and each gas outlet 13
Outlet pressure it is almost the same.
The steam-heating apparatus of embodiment of the present invention includes steam generator 100 described in any of the above-described embodiment.
In the steam-heating apparatus of embodiment of the present invention, since the second electric heating film 31 is relative to steam generating chamber 11
Top closer to the bottom of steam generating chamber 11, such second electrical heating elements 30 can be realized by the second electric heating film 31 plus
The purpose of ponding of the heat in steam generating chamber 11, so as to effectively reduce the amount for remaining water in steam generating chamber 11, thus
The growth for effectively preventing bacterium ensure that the cleaning in steam generating chamber 11.
In one example, steam-heating apparatus is steam oven, that is, steam can be used to be cooked.
In some embodiments, steam-heating apparatus includes liner (not shown go out).Liner is formed with heating chamber (figure
It is not shown), heating chamber is for placing food to be heated.Heating chamber is connected to steam generating chamber 11.In this way, by steam generation
Device 100, which generates vapor, can enter in heating chamber to heat to food to be heated.
Steam generator 100 is mountable on the side plate outer surface of liner.
In the present invention unless specifically defined or limited otherwise, fisrt feature second feature "upper" or "lower"
It may include that the first and second features directly contact, also may include that the first and second features are not direct contacts but pass through it
Between other characterisation contact.Moreover, fisrt feature includes the first spy above the second feature " above ", " above " and " above "
Sign is right above second feature and oblique upper, or is merely representative of first feature horizontal height higher than second feature.Fisrt feature exists
Second feature " under ", " lower section " and " following " include that fisrt feature is directly below and diagonally below the second feature, or is merely representative of
First feature horizontal height is less than second feature.
Following disclosure provides many different embodiments or example is used to realize different structure of the invention.In order to
Simplify disclosure of the invention, hereinafter the component of specific examples and setting are described.Certainly, they are merely examples, and
And it is not intended to limit the present invention.In addition, the present invention can in different examples repeat reference numerals and/or reference letter,
This repetition is for purposes of simplicity and clarity, itself not indicate between discussed various embodiments and/or setting
Relationship.In addition, the present invention provides various specific techniques and material example, but those of ordinary skill in the art can be with
Recognize the application of other techniques and/or the use of other materials.
In the description of this specification, reference term " embodiment ", " some embodiments ", " schematically implementation
The description of mode ", " example ", " specific example " or " some examples " etc. means embodiment or example is combined to describe specific
Feature, structure, material or feature are contained at least one embodiment or example of the invention.In the present specification, right
The schematic representation of above-mentioned term is not necessarily referring to identical embodiment or example.Moreover, the specific features of description, knot
Structure, material or feature can be combined in any suitable manner in any one or more embodiments or example.
While embodiments of the present invention have been illustrated and described, it will be understood by those skilled in the art that:
These embodiments can be carried out with a variety of variations, modification, replacement in the case where not departing from the principle of the present invention and objective and become
Type, the scope of the present invention are defined by the claims and their equivalents.
Claims (14)
1. a kind of steam generator characterized by comprising
Cavity, the cavity offer steam generating chamber, and the steam generator includes the spray in the steam generation room
The mouth of a river;
First electrical heating elements, first electrical heating elements are mounted on the cavity, and first electrical heating elements include
The first electric heating film separated with the steam generating chamber, the water jet are electric towards first electric heating film, described first
Heating film is for heating the water being sprayed on first electrical heating elements by the water jet;
The second electrical heating elements being provided separately with first electrical heating elements, second electrical heating elements include the second electricity
Heating film, second electric heating film are mounted on the thermally conductive mounting plate of the cavity, and the mounting plate separates described second
Electric heating film and the steam generating chamber, first electric heating film are separated with second electric heating film, and second electricity adds
Hotting mask relative to the steam generating chamber top closer to the bottom of the steam generating chamber, second electric heating film is used for
Heat the ponding in the steam generation room;
The steam generator includes controller, and the controller is electrically connected first electrical heating elements and second electricity
Heating element, when the water level of the ponding in the steam generation room is greater than or equal to the first preset water level, the controller is used
The water in the steam generation room is heated in controlling second electric heating film.
2. steam generator according to claim 1, which is characterized in that the steam generator includes level sensing dress
It sets, the liquid level detection device and the controller are electrically connected, and the liquid level detection device is for detecting the steam generation
The water level of indoor ponding, it is described when the water level of the ponding in the steam generation room is greater than or equal to the first preset water level
Controller is for controlling the second electric heating film conducting to heat the ponding in the steam generation room.
3. steam generator according to claim 2, which is characterized in that the water level of the ponding in the steam generation room
When less than the second preset water level, the controller is disconnected for controlling second electric heating film to stop heating the steam hair
Raw indoor ponding, second preset water level are less than first preset water level.
4. steam generator according to claim 2, which is characterized in that in the conductive state in second electric heating film
Duration when being greater than or equal to preset time, the controller is disconnected for controlling second electric heating film.
5. steam generator according to claim 2, which is characterized in that the steam generating chamber includes liquid level chamber and adds
Hot chamber, it includes positioned at described that the bottom of the liquid level chamber, which is connected to the liquid level detection device with the bottom of the heating chamber,
The indoor liquidometer of liquid level chamber, the liquidometer and the bottom surface of the steam generating chamber separate.
6. steam generator according to claim 5, which is characterized in that the steam generator includes being located at the steam
Occur indoor partition, the partition extends from the top surface of the steam generating chamber to the bottom surface of the steam generating chamber and by institute
State steam generating chamber and be separated into the liquid level chamber and the heating chamber, the bottom surface of the partition and the steam generating chamber every
It opens.
7. steam generator according to claim 5, which is characterized in that installation hole location is offered at the top of the cavity,
The installation hole location and the liquid level chamber, the liquidometer are embedded in the liquid level chamber by the installation hole location
It is interior.
8. steam generator according to claim 1, which is characterized in that the power density of second electric heating film is greater than
The power density of first electric heating film.
9. steam generator according to claim 1, which is characterized in that first electrical heating elements include thermally conductive base
Plate, first electric heating film are fixed on the side of the substrate, and the substrate separates first electric heating film and the steaming
Room occurs for vapour, and orthographic projection of the substrate on first electric heating film covers first electric heating film, the water jet
It is opposite with the substrate.
10. steam generator according to claim 9, which is characterized in that the substrate is formed with to be sent out positioned at the steam
Raw indoor guide face, the water jet is opposite with the guide face, and the guide face is opposite close to the side of the water jet
It is tilted in the cavity towards far from the cavity direction.
11. steam generator according to claim 10, which is characterized in that first electrical heating elements include thermally conductive
Hydrophilic coating, the coating cover the guide face.
12. steam generator according to claim 10, which is characterized in that be formed with concaveconvex structure on the guide face.
13. steam generator according to claim 1, which is characterized in that the side of the steam generator is right angle ladder
Shape structure, the right angle waist of the ladder structure of right angle are mounting plate, and the long side waist of the ladder structure of right angle is first electricity
Heating element.
14. a kind of steam-heating apparatus, which is characterized in that including such as described in any item steam generators of claim 1-13.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710393712.8A CN107143836B (en) | 2017-05-27 | 2017-05-27 | Steam generator and steam-heating apparatus |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710393712.8A CN107143836B (en) | 2017-05-27 | 2017-05-27 | Steam generator and steam-heating apparatus |
Publications (2)
Publication Number | Publication Date |
---|---|
CN107143836A CN107143836A (en) | 2017-09-08 |
CN107143836B true CN107143836B (en) | 2019-07-02 |
Family
ID=59780016
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201710393712.8A Active CN107143836B (en) | 2017-05-27 | 2017-05-27 | Steam generator and steam-heating apparatus |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN107143836B (en) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107957486B (en) * | 2017-12-25 | 2024-05-14 | 安徽工业大学 | Experimental system for detecting coke steam reactivity |
CN109780518B (en) * | 2018-11-13 | 2020-09-11 | 中北大学 | Steam generator of intelligent control box water level |
CN112212312A (en) * | 2018-11-13 | 2021-01-12 | 青岛佰腾科技有限公司 | Water heater capable of intelligently controlling water outlet temperature |
CN109780516B (en) * | 2018-11-13 | 2020-09-11 | 中北大学 | Steam generator of intelligence water level control box heating power |
CN109780520B (en) * | 2018-11-13 | 2020-09-11 | 中北大学 | Steam generator of intelligent control heating power |
CN109780519B (en) * | 2018-11-13 | 2020-09-11 | 中北大学 | Steam generator of intelligent control flow |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2867109Y (en) * | 2006-01-23 | 2007-02-07 | 宁波市塞纳电热电器有限公司 | Electrothermal membrane steam pan |
GB201017461D0 (en) * | 2010-10-15 | 2010-12-01 | Strix Ltd | Electric steam generation |
CN204084304U (en) * | 2014-09-01 | 2015-01-07 | 东莞市天倬电器有限公司 | A kind of steam generator and steaming oven |
CN204483829U (en) * | 2015-02-05 | 2015-07-22 | 宁波方太厨具有限公司 | A kind of steam box |
CN105167618A (en) * | 2015-05-29 | 2015-12-23 | 宁波市塞纳电热电器有限公司 | Heating element and water boiler with same |
CN205535717U (en) * | 2016-05-04 | 2016-08-31 | 佛山市中国科学院上海硅酸盐研究所陶瓷研发中心 | Electrically -heated steam generator |
-
2017
- 2017-05-27 CN CN201710393712.8A patent/CN107143836B/en active Active
Also Published As
Publication number | Publication date |
---|---|
CN107143836A (en) | 2017-09-08 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN107143836B (en) | Steam generator and steam-heating apparatus | |
CN100421637C (en) | Steam generator | |
CN106989378B (en) | The control method and steam-heating apparatus of steam-heating apparatus | |
AU2009243526A1 (en) | A hydrogen-oxygen generating system | |
CN203116250U (en) | Heating device and ultrasonic humidifier | |
US20100264021A1 (en) | Hydrogen-oxygen mixed gas generating system | |
CN201462768U (en) | Instantaneous atomization steam boiler | |
CN107166353A (en) | Steam generator and steam-heating apparatus | |
CN106122916B (en) | Electromagnetic heating steam generating means | |
CN106108673A (en) | A kind of hot water container of drinking machine structure | |
CN106958806A (en) | Steam generator and steam-heating apparatus | |
CN106765003A (en) | Steam generator and steam-heating apparatus | |
CN207146344U (en) | A kind of steam generator of novel high-efficiency environment friendly | |
CN202432670U (en) | Commercial instant heating type water boiler | |
CN108954274A (en) | Steam generation facility | |
CN213520057U (en) | Gas humidifying device of fuel cell system | |
CN107062182A (en) | Steam generator and steam-heating apparatus | |
CN209026781U (en) | Steam generation facility | |
CN113648777A (en) | Gas preheating and humidifying device for fuel cell test board | |
CN202630009U (en) | Steam generator without hot water accumulation layer | |
CN207610194U (en) | A kind of steam generation facility | |
CN201238066Y (en) | Fuel cell humidifier | |
CN205425265U (en) | Water smoke generator | |
CN213129154U (en) | Heating body for water dispenser | |
CN211119614U (en) | Intelligent frequency conversion electromagnetic heating stove |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant |