CN213146516U - Steam generating device - Google Patents

Abstract

The utility model provides a steam generating device, which comprises a supporting seat, a case with a first inner cavity and a water storage tank with a second inner cavity; the first inner cavity is provided with a heat exchange assembly which is fixedly connected with the case and is partially arranged in the second inner cavity, and two opposite side walls of the case are respectively provided with at least one air inlet interface which is used for connecting a hot air pipeline and supplying hot air to the first inner cavity and at least one air outlet interface for supplying hot air to the first inner cavity; the case is provided with a heat generating component, the heat generating component comprises at least one heat generating fan and at least one electric heater, the electric heater is arranged in the first inner cavity and is fixedly connected with the inner wall of the case, and at least one inner circulation channel is formed in the side wall of the case and is positioned at the corresponding position of the at least one heat generating fan; the top surface of the water storage tank is provided with at least one output interface which is communicated with the second inner cavity and the outside. The utility model provides a steam generator, guarantee steam generator can stabilize production vapor in real time, effectively improve the operating efficiency.

Description

Steam generating device

Technical Field

The utility model belongs to the technical field of steam generator, more specifically say, relate to a steam generator.

Background

With the development of material culture of people, water vapor is used as a clean heat source, and due to the fact that sensible heat and latent heat can be used for storing energy, the heat storage amount is high, the water vapor is non-toxic and excellent in heat transfer performance, the water vapor is widely used in the fields of thermal power generation, nuclear power, heating, chemical industry and the like, and therefore the application of a steam generator is enabled to be more and more extensive. Steam generators are mechanical devices that heat water into hot water or steam by using heat energy of fuel or other energy sources, and from the structural point of view, steam generators can be roughly classified into two categories: one type is a boiler type steam generator, which generally has a large space for containing water to boil, such as a steam boiler, a bottom heating plate of a steamer, etc.; another type is a flow-path steam generator, characterized by the fact that it has built-in flow paths for superheating steam, which can generate steam of different superheating levels, and which has been widely used in steam cooking products, such as coffee machines, partial steamers or steam cleaners, etc. Among the prior art, boiler formula steam generator utilizes high temperature tail gas, with the high temperature heat transfer in the tail gas to water, forms vapor, reaches the purpose that utilizes tail gas production vapor, because when high temperature tail gas or other heat sources are unstable, utilizes current steam generator because the heat source supplies with unstability and leads to can't stably producing vapor, has reduced steam generator's operating efficiency, influences user experience.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a steam generator to solve the steam generator who exists among the prior art because high temperature tail gas or other heat sources supply with the unstability and lead to unable stable production vapor, cause the operating efficiency low, influence user experience's technical problem.

In order to achieve the above object, the utility model adopts the following technical scheme: the steam generating device comprises a supporting seat, a case which is arranged on the supporting seat and is provided with a first inner cavity, and a water storage tank which is fixedly connected with the top of the case and is provided with a second inner cavity; the first inner cavity is provided with a heat exchange assembly which is fixedly connected with the case and is partially arranged in the second inner cavity, and two opposite side walls of the case are respectively provided with at least one air inlet interface which is used for connecting a hot air pipeline and supplying hot air to flow into the first inner cavity and at least one air outlet interface for allowing the hot air to flow out of the first inner cavity; the case is provided with a heat generating component, the heat generating component comprises at least one heat generating fan and at least one electric heater, the electric heater is arranged in the first inner cavity and is fixedly connected with the inner wall of the case, and at least one inner circulation channel is formed in the side wall of the case and is positioned at the position corresponding to the at least one heat generating fan; and the top surface of the water storage tank is provided with at least one output interface for communicating the second inner cavity with the outside.

Furthermore, the heat exchange assembly comprises a plurality of heat exchange rods fixedly connected with the case, and the plurality of heat exchange rods comprise heat exchange sections located in the first inner cavity and heat transfer sections placed in the second inner cavity.

Furthermore, a plurality of first penetrating holes for the plurality of heat exchange rods to penetrate through are formed in the top surface of the case, a plurality of second penetrating holes for the plurality of heat exchange rods to penetrate through are formed in the bottom surface of the water storage tank and in positions corresponding to the plurality of first penetrating holes, and sealing elements are respectively arranged between the plurality of heat exchange rods and the plurality of first penetrating holes and between the plurality of heat exchange rods and the plurality of second penetrating holes.

Furthermore, an air deflector fixedly connected with the inner wall of the case is arranged on the first inner cavity and located on the peripheral side of the at least one inner circulation channel, the air deflector extends towards the direction of the at least one electric heater, and an installation area used for accommodating the at least one electric heater is formed between the air deflector and the inner wall of the case.

Furthermore, the case is provided with cover plates on the air inlet interface and the air outlet interface.

Furthermore, the first inner cavity is provided with a sliding assembly for driving the cover plate to slide relative to the case, and the sliding assembly comprises a sliding rail fixedly connected with the inner wall of the case, a sliding block arranged on the sliding rail in a sliding manner and fixedly connected with the cover plate, and a driving piece for driving the sliding block to move relative to the case along the sliding rail.

Further, the outer wall of machine case just is located at least one the corresponding position and the at least one of interface of admitting air the corresponding position of interface of giving vent to anger all is provided with the fixed subassembly that is used for connecting hot gas pipeline, fixed subassembly is including setting up respectively in at least one week side and at least one of interface of admitting air the joint portion and the flange dish of week side of the interface of giving vent to anger.

Furthermore, a water injection port and a water outlet which are communicated with the second inner cavity and the outside are formed in the side wall of the water storage tank, and the water storage tank is located at the water injection port and is fixedly connected with a water delivery pipe which is externally connected with a water pump.

Furthermore, the second inner cavity is provided with a liquid level sensor fixedly connected with the inner wall of the water storage tank, and the liquid level sensor is used for monitoring the water storage capacity of the second inner cavity.

Furthermore, the second inner cavity is provided with a temperature sensor which is fixedly connected with the inner wall of the water storage tank and used for monitoring the internal temperature of the second inner cavity, and the inner walls of the case and the water storage tank are both provided with heat preservation layers.

The utility model provides a steam generator's beneficial effect lies in: compared with the prior art, the steam generating device of the utility model is provided with the case with the first inner chamber and the water storage tank which is fixedly connected with the top of the case and is provided with the second inner chamber for storing water on the supporting seat, the first inner chamber is provided with the heat exchange component which is fixedly connected with the case and is partially arranged in the second inner chamber, the top surface of the water storage tank is provided with at least one output interface for communicating the second inner chamber with the outside, the heat exchange component transmits the heat in the case to the water storage tank, so that the water in the water storage tank is heated and converted into steam and is conveyed to a required user through the output interface; the relative two lateral walls of machine case offer respectively and be used for connecting the hot gas pipeline and the at least one interface of admitting air that the hot air flows into first inner chamber and the at least one interface of giving vent to anger that the hot air flows out of first inner chamber, be provided with the heat production subassembly simultaneously, the heat production subassembly includes at least one heat production fan and at least one electric heater, lateral wall at the machine case and the corresponding position that is located the heat production fan have seted up at least one inner circulation passageway, when the hot gas pipeline can stably carry hot gas, the heat production subassembly stops the operation, the hot gas of carrying through the hot gas pipeline flows into first inner chamber and flows from the interface of giving vent to anger by the interface of admitting air, heat exchange subassembly heats, when hot gas pipeline hot gas supply is unstable, the heat production subassembly begins the operation, in time carry the hot-blast that the heat that produces the electric heater to first inner chamber through the hot-blast that the heat production fan produced, and make the inside Circulating air for the intracavity temperature of first inner chamber is even, heats heat exchange assembly simultaneously, and the guarantee steam generating device can stabilize in real time and produce vapor, effectively improves the operating efficiency.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive labor.

Fig. 1 is a schematic front sectional view of a steam generator according to an embodiment of the present invention;

fig. 2 is a schematic sectional view taken along line a-a in fig. 1.

Wherein, in the figures, the respective reference numerals:

1: supporting seat 2: cabinet

21: first lumen 22: heat exchange assembly

221: the heat exchanging rod 2211: heat exchange section

2212: heat transfer section 23: air inlet interface

24: air outlet interface 25: heat generating component

251: a heat production fan 252: electric heater

26: inner circulation passage 27: air deflector

271: mounting area 28: cover plate

29: the fixing component 3: water storage tank

31: second lumen 32: output interface

33: water injection port 34: water outlet

35: temperature sensor 4: heat insulation layer

Detailed Description

In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in an orientation or positional relationship indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1 to 2, the steam generator of the present embodiment includes a supporting base 1, a case 2 disposed on the supporting base 1 and having a first inner cavity 21, and a water storage tank 3 fixedly connected to the top of the case 2 and having a second inner cavity 31; the first inner cavity 21 is provided with a heat exchange assembly 22 which is fixedly connected with the case 2 and is partially arranged in the second inner cavity 31, and two opposite side walls of the case 2 are respectively provided with at least one air inlet interface 23 which is used for connecting a hot gas pipeline and supplying hot gas to the first inner cavity 21 and at least one air outlet interface 24 for supplying hot gas to the first inner cavity 21; the case 2 is provided with a heat generating component 25, the heat generating component 25 comprises at least one heat generating fan 251 and at least one electric heater 252 which is arranged in the first inner cavity 21 and is fixedly connected with the inner wall of the case 2, and at least one inner circulation channel 26 is arranged on the side wall of the case 2 and at the position corresponding to the at least one heat generating fan 251; the top surface of the water storage tank 3 is provided with at least one output interface 32 communicating the second inner cavity 31 with the outside.

In the steam generating device, the supporting seat 1 is provided with the case 2 with the first inner cavity 21 and the water storage tank 3 which is fixedly connected with the top of the case 2 and is provided with the second inner cavity 31 for storing water, the first inner cavity 21 is provided with the heat exchange component 22 which is fixedly connected with the case 2 and is partially arranged in the second inner cavity 31, the top surface of the water storage tank 3 is provided with at least one output interface 32 for communicating the second inner cavity 31 with the outside, and the heat exchange component 22 transfers the heat in the case 2 to the water storage tank 3, so that the water in the water storage tank 3 is heated and converted into steam and is conveyed to a required user through the output interface 32; opposite two side walls of the case 2 are respectively provided with at least one air inlet port 23 for connecting a hot air pipeline and supplying hot air to the first inner cavity 21 and at least one air outlet port 24 for supplying hot air to the first inner cavity 21, and a heat generating component 25 is also arranged, the heat generating component 25 comprises at least one heat generating fan 251 and at least one electric heater 252, the side wall of the case 2 is provided with at least one internal circulation channel 26 at a position corresponding to the heat generating fan 251, when the hot air pipeline can stably convey hot air, the heat generating component 25 stops working, the hot air conveyed by the hot air pipeline flows into the first inner cavity 21 from the air inlet port 23 and flows out from the air outlet port 24 to heat the heat exchanging component 22, when the hot air supply of the hot air pipeline is unstable, the heat generating component 25 starts working to convey the heat generated by the electric heater 252 to the first inner cavity 21 in time through the hot air generated by the heat generating, and at least one internal circulation channel 26 that is arranged on the side wall of the case 2 and at the corresponding position of the heat generating fan 251 makes the inside of the first inner cavity 21 form an internal circulation airflow, so that the temperature in the cavity of the first inner cavity 21 is uniform, and the heat exchange assembly 22 is heated at the same time, thereby ensuring that the steam generating device can stably produce steam in real time and effectively improving the operation efficiency.

Referring to fig. 1 to 2 together, as a specific embodiment of the steam generator provided in this embodiment, the steam generator includes a supporting base 1, a case 2 disposed on the supporting base 1 and having a first inner cavity 21, and a water storage tank 3 fixedly connected to the top of the case 2 and having a second inner cavity 31 for storing water, where specific structures and connection manners of the supporting base 1, the case 2, and the water storage tank 3 are not limited, and the case 2 and the water storage tank 3 may be disposed separately or integrally, and are not limited herein; first inner chamber 21 is provided with and puts into the heat exchange assembly 22 of second inner chamber 31 with quick-witted case 2 fixed connection and part, heat exchange assembly 22 is used for the aquatic with heat transfer to the water storage box 3 in the quick-witted case 2, make the hydrothermal transformation of steam, reach the effect of latent heat energy storage, intercommunication second inner chamber 31 and external at least one output interface 32 have been seted up to the top surface of water storage box 3, water storage box 3 is located output interface 32 fixedly connected with conveyer pipe, make the hydrothermal transformation of water storage box 3 steam and carry to required user through output interface 32, here does not do not limit to the quantity of output interface 32, can set up according to the user's demand.

Referring to fig. 1 to 2, in the present embodiment, the heat exchange assembly 22 includes a plurality of heat exchange rods 221 fixedly connected to the chassis 2, where specific material, number and connection manner of the heat exchange rods 221 are not limited, preferably, the heat exchange rods 221 may be made of stainless steel with strong thermal conductivity, the plurality of heat exchange rods 221 include a heat exchange section 2211 located in the first inner cavity 21 and a heat transfer section 2212 disposed in the second inner cavity 31, the heat exchange section 2211 of the heat exchange rods 221 absorbs cavity heat of the first inner cavity 21, and the heat transfer section 2212 of the heat exchange rods 221 transfers the heat to the second inner cavity 31 to heat water in the second inner cavity 31. Furthermore, the top surface of the case 2 is provided with a plurality of first penetrating holes for the penetration of the plurality of heat exchange rods 221, the bottom surface of the water storage tank 3 and the corresponding positions of the plurality of first penetrating holes are provided with a plurality of second penetrating holes for the penetration of the plurality of heat exchange rods 221, sealing members are respectively arranged between the plurality of heat exchange rods 221 and the first penetrating holes and between the plurality of heat exchange rods 221 and the plurality of second penetrating holes, the heat exchange rods 221 partially penetrate through the first penetrating holes of the case 2 and are placed in the second inner cavity 31 through the second penetrating holes of the water storage tank 3, the sealing members are respectively arranged between the heat exchange rods 221 and the first penetrating holes and between the heat exchange rods 221 and the first penetrating holes, and between the heat exchange rods 221 and the second penetrating holes, so that on one hand, the heat preservation effect is performed on the case 2 and the water storage tank 3, on the other hand, impurities or moisture can be prevented from entering the inside of the case 2 through the gaps between the heat exchange rods 221 and the first penetrating holes, the water in the water storage tank can be prevented from leaking through the gap between the heat exchange rod 221 and the second penetrating hole, the reliability of the steam generating device is effectively improved, and the service life of the steam generating device is prolonged.

Referring to fig. 1, in the present embodiment, two opposite sidewalls of the case 2 of the steam generating device are respectively provided with at least one air inlet port 23 for connecting a hot air pipeline and allowing hot air to flow into the first inner cavity 21 and at least one air outlet port 24 for allowing hot air to flow out of the first inner cavity 21, where the number and the position of the air inlet ports 23 and the air outlet ports 24 are not limited, and hot air of the hot air pipeline flows into the first inner cavity 21 through the at least one air inlet port 23, so that the temperature in the first inner cavity 21 is raised, and the heat exchange component 22 absorbs heat in the cavity, and then flows out of the first inner cavity 21 through the at least one air outlet port 24, so that the temperature in the first inner cavity 21 is more uniform, which is beneficial to uniform heating of the heat exchange component 22, and further uniform heating of water in the. Furthermore, the cover plates 28 are covered on the air inlet port 23 and the air outlet port 24 of the case 2, and the cover plates 28 are covered on the air inlet port 23 and the air outlet port 24, so that hot air delivery of the first inner cavity 21 of the steam generating device is controlled, start-stop and cavity temperature of the steam generating device are further controlled, and meanwhile, when hot air supply of a hot air pipeline is unstable and the heat generating component 25 needs to be started, the air inlet port 23 and the air outlet port 24 can be closed through the cover plates 28, so that heat generated by the heat generating component 25 is prevented from flowing out of the first inner cavity 21 through the air inlet port 23 and the air outlet port 24, heat loss in the first inner cavity 21 is prevented, and the operating efficiency of the steam; preferably, the first inner cavity 21 is provided with a sliding assembly for driving the cover 28 to slide relative to the chassis 2, so that a user can control the sliding assembly to drive the cover 28 to move relative to the chassis 2, and change the relative position of the cover 28 and the chassis 2, thereby controlling the opening and closing of the air inlet port 23 and the air outlet port 24, and further controlling the delivery of hot air, the sliding assembly includes a sliding rail fixedly connected to the inner wall of the chassis 2, a sliding block slidably disposed on the sliding rail and fixedly connected to the cover 28, and a driving member for driving the sliding block to move along the sliding rail relative to the chassis 2, where the specific structure of the driving member is not limited, the driving member may be a driving motor or a driving cylinder, the sliding block is driven by the driving member to move relative to the sliding rail, thereby driving the cover 28 to move relative to the chassis 2, and change the relative position of the cover 28 and, thereby controlling the hot gas delivery.

Referring to fig. 1, in the present embodiment, a fixing component 29 for connecting a hot gas pipeline is disposed on an outer wall of the chassis 2 at a position corresponding to the at least one inlet port 23 and a position corresponding to the at least one outlet port 24, so that the hot gas pipeline is stably installed on the inlet port 23 and the outlet port 24, the hot gas pipeline and the first inner cavity 21 are communicated through the inlet port 23 and the outlet port 24, the fixing component 29 includes a clamping portion and a flange plate respectively disposed on a peripheral side of the at least one inlet port 23 and a peripheral side of the at least one outlet port 24, the clamping portion is clamped and fixed with an end of the hot gas pipeline to limit a moving range of the hot gas pipeline relative to the chassis 2, and the flange plate on the chassis 2 is cooperatively connected with the flange plate of the hot gas pipeline to stably install the hot gas pipeline on the inlet port 23 and the outlet port 24 of the chassis, the air inlet connector 23 and the air outlet connector 24 are further ensured to be communicated with the hot air pipeline and the first inner cavity 21, so that hot air conveyed by the hot air pipeline is accurately conveyed to the first inner cavity 21, and the reliability of the steam generating device is improved.

Furthermore, a water filling port 33 and a water outlet 34 which are communicated with the second inner cavity 31 and the outside are formed in the side wall of the water storage tank 3, a water delivery pipe for externally connecting a water pump is fixedly connected to the water storage tank 3 at the water filling port 33, the water storage tank 3 provides power through the water pump to deliver water to the water filling port 33 through the water delivery pipe and flow into the second inner cavity 31, and when water in the second inner cavity 31 needs to be discharged, the water outlet 34 is opened to discharge water; preferably, the second inner cavity 31 is provided with a liquid level sensor fixedly connected with the inner wall of the water storage tank 3, and is used for monitoring the water storage capacity of the second inner cavity 31, when the liquid level sensor monitors that the water level in the second inner cavity 31 is lower than a preset height value, the water pump is started to continuously fill water into the second inner cavity 31 to the preset height value, and when the water level in the second inner cavity 31 reaches the preset height value, the water pump is stopped to stop filling water; the soft water injected into the second inner cavity 31 after the water level is treated is used for preventing the scale from appearing in the second inner cavity 31, which is beneficial to prolonging the service life of the steam generating device.

Referring to fig. 2, in the present embodiment, the case 2 is provided with a heat generating component 25, the heat generating component 25 includes at least one heat generating fan 251 and at least one electric heater 252 disposed in the first inner cavity 21 and fixedly connected to the inner wall of the case 2, the side wall of the case 2 and corresponding to the at least one heat generating fan 251 is provided with at least one internal circulation channel 26, the number and installation positions of the heat generating fan 251 and the electric heater 252 are not limited, when the hot gas pipeline can stably convey hot gas, the heat generating component 25 stops operating, the hot gas conveyed by the hot gas pipeline flows into the first inner cavity 21 from the air inlet port 23 and flows out from the air outlet port 24 to heat the heat exchanging component 22, when the hot gas supply of the hot gas pipeline is unstable, the heat generating component 25 starts operating to timely convey the heat generated by the electric heater 252 to the first inner cavity 21 via the hot air generated by the heat generating fan 251, at least one internal circulation channel 26 which is arranged on the side wall of the case 2 and is positioned at the corresponding position of the heat generating fan 251 enables internal circulation airflow to be formed inside the first inner cavity 21, so that the temperature in the first inner cavity 21 is uniform, the heat exchange assembly 22 is heated, the steam generating device is guaranteed to be capable of stably producing steam in real time, and the operation efficiency is effectively improved; preferably, two opposite sides of the case 2 are respectively provided with a heat generating fan 251, a plurality of electric heaters 252 are arranged below the corresponding position of the heat generating fan 251 in parallel, an air deflector 27 fixedly connected with the inner wall of the case 2 is arranged on the peripheral side of the at least one internal circulation channel 26 of the first inner cavity 21, the air deflector 27 extends towards the direction of the at least one electric heater 252, an installation region 271 for accommodating the at least one electric heater 252 is formed between the air deflector 27 and the inner wall of the case 2, the plurality of electric heaters 252 are arranged in the installation region 271, the heat generating fan 251 generates hot air, under the guiding action of the air deflector 27, the hot air flows through the installation region 271 to timely convey the heat generated by the electric heaters 252 to the first inner cavity 21, and an internal circulation airflow is formed inside the first inner cavity 21 through the at least one internal circulation channel 26 arranged on the side wall of the case 2 and at the corresponding position of the heat generating fan 251, the temperature in the first inner cavity 21 is uniform, the heat exchange assembly 22 is uniformly heated, and the heat is transferred to the water storage tank 3, so that the steam generating device can stably produce steam in real time. Preferably, second inner chamber 31 is provided with the temperature sensor 35 with the inner wall fixed connection of water storage tank 3 and be used for monitoring the inside temperature of second inner chamber 31, and the user of being convenient for acquires the inside temperature in second inner chamber 31 in real time, opens to stop heat production subassembly 25 and controls. Further preferably, the inner walls of the case 2 and the water storage tank 3 are both provided with the heat preservation layer 4, and the specific material of the heat preservation layer 4 is not limited, so that the first inner cavity 21 and the second inner cavity 31 can maintain the temperature in the inner cavities, the stable production of water vapor is facilitated, and the operation efficiency is improved.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the present invention, and any modifications, equivalents, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. A steam generating apparatus, characterized in that: the water storage device comprises a supporting seat, a case which is arranged on the supporting seat and is provided with a first inner cavity, and a water storage tank which is fixedly connected with the top of the case and is provided with a second inner cavity; the first inner cavity is provided with a heat exchange assembly which is fixedly connected with the case and is partially arranged in the second inner cavity, and two opposite side walls of the case are respectively provided with at least one air inlet interface which is used for connecting a hot air pipeline and supplying hot air to flow into the first inner cavity and at least one air outlet interface for allowing the hot air to flow out of the first inner cavity; the case is provided with a heat generating component, the heat generating component comprises at least one heat generating fan and at least one electric heater, the electric heater is arranged in the first inner cavity and is fixedly connected with the inner wall of the case, and at least one inner circulation channel is formed in the side wall of the case and is positioned at the position corresponding to the at least one heat generating fan; and the top surface of the water storage tank is provided with at least one output interface for communicating the second inner cavity with the outside.

2. The steam generating apparatus of claim 1, wherein: the heat exchange assembly comprises a plurality of heat exchange rods fixedly connected with the case, and the plurality of heat exchange rods comprise heat exchange sections located in the first inner cavity and heat transfer sections placed in the second inner cavity.

3. The steam generating apparatus of claim 2, wherein: the top surface of the case is provided with a plurality of first penetrating holes for the penetration of a plurality of heat exchange rods, a plurality of second penetrating holes for the penetration of a plurality of heat exchange rods are arranged on the bottom surface of the water storage tank and at the positions corresponding to the plurality of first penetrating holes, and sealing elements are respectively arranged between the plurality of heat exchange rods and the plurality of first penetrating holes and between the plurality of heat exchange rods and the plurality of second penetrating holes.

4. The steam generating apparatus of claim 1, wherein: the first inner cavity is provided with an air deflector fixedly connected with the inner wall of the case at the periphery of at least one inner circulation channel, the air deflector extends towards the direction of at least one electric heater, and an installation area for accommodating at least one electric heater is formed between the air deflector and the inner wall of the case.

5. The steam generating apparatus of claim 1, wherein: the case is positioned at the air inlet interface and the air outlet interface and is covered with a cover plate.

6. The steam generating apparatus of claim 5, wherein: the first inner cavity is provided with a sliding assembly used for driving the cover plate to slide relative to the case, and the sliding assembly comprises a sliding rail fixedly connected with the inner wall of the case, a sliding block arranged on the sliding rail in a sliding mode and fixedly connected with the cover plate, and a driving piece used for driving the sliding block to move relative to the case along the sliding rail.

7. The steam generating apparatus of claim 1, wherein: the outer wall of machine case just is located at least one the corresponding position and the at least one of interface of admitting air the corresponding position of interface of giving vent to anger all is provided with the fixed subassembly that is used for connecting hot gas pipeline, fixed subassembly is including setting up respectively in at least one week side and at least one of interface of admitting air the joint portion and the flange dish of week side of interface of giving vent to anger.

8. The steam generating apparatus of claim 1, wherein: the side wall of the water storage tank is provided with a water injection port and a water outlet which are communicated with the second inner cavity and the outside, and the water storage tank is positioned at the water injection port and is fixedly connected with a water delivery pipe which is externally connected with a water pump.

9. The steam generating apparatus of claim 1, wherein: the second inner cavity is provided with a liquid level sensor fixedly connected with the inner wall of the water storage tank and used for monitoring the water storage capacity of the second inner cavity.

10. The steam generating apparatus of claim 1, wherein: the second inner chamber is provided with a temperature sensor which is fixedly connected with the inner wall of the water storage tank and used for monitoring the internal temperature of the second inner chamber, and the inner walls of the case and the water storage tank are both provided with heat preservation layers.

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