CN218001463U

CN218001463U - Steam generator capable of generating high-temperature steam

Info

Publication number: CN218001463U
Application number: CN202222296033.8U
Authority: CN
Inventors: 梁佳淇; 叶立园
Original assignee: Qingdao Yunlu Energy Technology Co Ltd
Current assignee: Qingdao Yunlu Energy Technology Co Ltd
Priority date: 2022-08-30
Filing date: 2022-08-30
Publication date: 2022-12-09
Anticipated expiration: 2032-08-30

Abstract

The utility model relates to a can produce high temperature steam's steam generator, including steam generator I, through steam generator II and the power module that pipe assembly is connected with steam generator I, power module is steam generator I, the II power supplies of steam generator, and wherein, pipe assembly includes: one end of each air outlet pipeline is connected with the bottom of the steam generator II, and the other end of each air outlet pipeline is connected with the top of the steam generator I; and one end of each backflow pipeline is connected with the bottom of the steam generator II, and the other end of each backflow pipeline extends below the liquid level in the steam generator I. The utility model discloses steam-water separation is effectual, and the steam quality is high, and the steam temperature of production is high, can reach more than 200 ℃.

Description

Steam generator capable of generating high-temperature steam

Technical Field

The utility model belongs to the technical field of electrical apparatus, a steam production technique is related to, specifically speaking relates to a can produce high temperature steam's steam generator.

Background

The steam generator is a device for generating steam by injecting water, and is widely applied to industries such as household appliances and medical treatment. Nowadays, steam generators are more and more widely applied, and steam generators with various functions and structures are more and more, but most of the steam generators have limited steam temperature and are difficult to generate high temperature of more than 200 ℃. Nowadays, the market demands a steam generator which can be applied to electrical equipment products such as cooking and sterilization and can generate high-temperature steam, and the steam generator is beneficial to the cooking and sterilization effects of food.

Chinese patent No. CN 205443723U discloses a multiple heating steam generator system and a garment steamer with the same. The high-temperature steam is generated by secondarily heating the steam in the steam higher than the liquid level. However, this structure has the following disadvantages: (1) The secondary heating position is too close to the liquid level and is easily influenced by the boiling and splashing of water; (2) The secondary heating position is too far away from the air outlet and is positioned in a larger cavity, the effect of heating the steam by means of convection heat transfer is not obvious, and the temperature begins to drop when the steam flows to the air outlet.

Chinese patent No. CN 212853233U discloses a steam generator and a cooking apparatus having the same, which can generate high temperature steam. The realization mode is that two heating pipes are simultaneously die-cast in the die-casting body, the two heating pipes are vertically arranged in the same cavity, the lower heating pipe is responsible for heating water, and the upper heating pipe is responsible for heating steam. But it has the following disadvantages: (1) Two heating pipes are arranged in the same cavity and are divided into two containing cavities only by human definition, actually, the two heating pipes are close to each other, most of heat of the upper heating pipe is used for heating splashed water drops, the heat for heating steam is limited, and the steam temperature is not high. (2) The internal space is too small, the steam naturally flows upwards, the heat exchange time is short, and the steam temperature is not high.

SUMMERY OF THE UTILITY MODEL

The utility model discloses to the not high above-mentioned problem of steam temperature that current steam generator exists, provide a can produce high temperature steam's steam generator.

In order to achieve the above object, the utility model provides a can produce steam generator of high temperature steam, including steam generator I, through steam generator II and the power module that pipe assembly and steam generator I are connected, power module is steam generator I, the power supply of steam generator II, wherein, pipe assembly includes:

one end of each air outlet pipeline is connected with the bottom of the steam generator II, and the other end of each air outlet pipeline is connected with the top of the steam generator I;

and one end of each backflow pipeline is connected with the bottom of the steam generator II, and the other end of each backflow pipeline extends below the liquid level in the steam generator I.

Preferably, the steam generator i includes:

the bottom of the cavity component I is provided with a water filling port;

the heating pipe I is arranged on the outer side of the bottom of the cavity component I and is connected with the power supply module;

the steam-water separation baffle is arranged in the cavity I of the cavity component I and is in sealing connection with the cavity component I, the cavity I is divided into a first cavity and a second cavity, and the steam-water separation baffle is provided with a plurality of air outlet structures communicated with the first cavity and the second cavity.

Preferably, the air outlet structure is a top sealing structure, a bottom opening structure and a side opening structure.

Preferably, cavity subassembly I includes cavity I and locates cavity lid I of I one side of cavity, sealing connection between cavity I and the cavity lid I, cavity I and I vacuole formation I of cavity lid, and the bottom of cavity I is located to the water filling port.

Preferably, the steam generator ii includes:

the bottom of the cavity component II is connected with the top of the cavity component I through a pipeline component, and one end of the top of the cavity component II is provided with an air outlet;

and the heating pipe II is arranged in the cavity II of the cavity component II and is connected with the power supply module.

Furthermore, the steam generator II further comprises a heat transfer element arranged on the heating pipe II, a gap is reserved between one end, far away from the gas outlet, of the heat transfer element and the cavity assembly II, the other end, the front side and the rear side of the other end of the heat transfer element are connected with the cavity assembly II in a sealing mode, the cavity II is divided into a first flow channel and a second flow channel which are communicated with each other, the first flow channel is communicated with the gas outlet, and the second flow channel is communicated with the gas outlet pipeline and the return pipeline respectively.

Preferably, the heat transfer element comprises a transverse portion and a plurality of vertical portions connected with the transverse portion, and the vertical portions are arranged in parallel; a gap is reserved between one end, far away from the air outlet, of the transverse portion and the cavity assembly II, the other end of the transverse portion, the front side and the rear side of the transverse portion are connected with the cavity assembly II in a sealing mode, and the cavity II is divided into a first flow channel and a second flow channel which are communicated with each other.

Preferably, the cavity assembly II comprises a cavity II and a cavity cover II arranged on one side of the cavity II, the cavity II is connected with the cavity cover II through a connecting piece, the cavity II and the cavity cover II form a cavity II, and the air outlet is arranged at the top of the cavity II.

Preferably, the heating pipe II is die-cast with the cavity II into a whole by adopting a die-casting process.

Further, still include temperature control device, temperature control device includes:

the temperature controller I is fixed on the surface of the heating pipe I and is connected with the heating pipe I in series;

and the temperature controller II is fixed on the outer side of the cavity assembly II and is connected with the heating pipe II in series.

Compared with the prior art, the utility model discloses an advantage lies in with positive effect:

(1) The utility model discloses be equipped with two steam generator, connect through pipeline and the backflow pipeline of giving vent to anger between two steam generator, and the length of backflow pipeline will be longer than the length of the pipeline of giving vent to anger. On one hand, the secondary heating is adopted, and the temperature of the generated steam is high and can reach more than 200 ℃. On the other hand, the steam entering the steam generator II is pure, but still contains a small amount of liquid water, and the liquid water can flow back to the steam generator I from the return pipeline to be reheated, so that the function of return flow is achieved.

(2) The utility model discloses the structure of giving vent to anger that sets up on the catch water baffle, the structure of giving vent to anger is top seal, bottom and side opening structure, and this kind of structure makes steam can pass through and the water droplet can not pass through, and the catch water is effectual, and the steam quality is high.

(3) The utility model discloses cavity II of steam generator II is equipped with the heat transfer piece, and the heat transfer piece is installed on heating pipe II to divide into the first runner and the second runner of mutual intercommunication with cavity II. On one hand, the heat transfer effect is enhanced, on the other hand, steam flows along the first flow channel and the second flow channel, and in the steam flowing process, the steam absorbs heat and becomes superheated steam, so that the heat exchange time is prolonged, and the steam temperature is further increased.

(4) The utility model discloses be equipped with temperature control device, when the temperature of temperature controller temperature sensing face exceeded rated hop temperature, the temperature controller short circuit, heating pipe stop heating, when the temperature of temperature controller temperature sensing face exceeded rated reset temperature, the temperature controller route, the heating pipe began to heat, safe and reliable more.

Drawings

Fig. 1-2 are schematic perspective views illustrating a steam generator capable of generating high-temperature steam according to an embodiment of the present invention;

fig. 3 is a schematic perspective structural view of a steam generator capable of generating high-temperature steam according to an embodiment of the present invention;

fig. 4 is a schematic diagram of a steam operation path of a steam generator capable of generating high-temperature steam according to an embodiment of the present invention.

In the figure, 1, a steam generator I, 11, a water filling port, 12, a heating pipe I, 13, a steam-water separation baffle, 14, a first cavity, 15, a second cavity, 16, an air outlet structure, 17, a cavity I, 18, a cavity cover I, 2, a steam generator II, 21, an air outlet, 22, a heating pipe, 23, a heat transfer piece, 231, a transverse part, 232, a vertical part, 24, a first flow channel, 25, a second flow channel, 26, a cavity II, 27, a cavity cover II, 3, an air outlet pipeline, 4, a backflow pipeline, 5, a liquid level, 61, a temperature controller I, 62, a temperature controller II, 7 and a water level detector.

Detailed Description

The present invention will now be described in detail by way of exemplary embodiments. It should be understood, however, that elements, structures, and features of one embodiment may be beneficially incorporated in other embodiments without further recitation.

In the description of the present invention, it should be noted that the terms "upper", "lower", "left", "right", "inner", "outer", "top", "bottom", and the like indicate orientations or positional relationships based on positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted" and "connected" are to be interpreted broadly, and may be, for example, a fixed connection, a detachable connection, or an integral connection; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases for those skilled in the art.

Referring to fig. 1 to 4, the present embodiment provides a steam generator capable of generating high temperature steam, including a steam generator i 1, a steam generator ii 2 connected to the steam generator i 1 through a pipe assembly, and a power module (not shown in the drawings), the power module supplying power to the steam generator i 1 and the steam generator ii 2, wherein the pipe assembly includes:

one end of each air outlet pipeline is connected with the bottom of the steam generator II 2, and the other end of each air outlet pipeline is connected with the top of the steam generator I1;

and one end of the backflow pipeline 4 is connected with the bottom of the steam generator II 2, and the other end of the backflow pipeline 4 extends into the position below the liquid level 5 in the steam generator I1.

It should be noted that the number of the air outlet pipes is not limited to two, the number of the return pipes is not limited to one, and the number of the air outlet pipes can be specifically set according to actual requirements, so that the number of the air outlet pipes is not less than 1, and the number of the return pipes is not less than 1.

Specifically, with continued reference to fig. 3, the steam generator i 1 includes:

the bottom of the cavity component I is provided with a water filling port 11;

the heating pipe I12 is arranged on the outer side of the bottom of the cavity component I and is connected with the power supply module;

steam-water separation baffle 13, locate cavity I of cavity subassembly I in, divide into first cavity 14 and second cavity 15 with cavity I, steam-water separation baffle 13 is equipped with a plurality of first cavities 14 of intercommunication and the structure 16 of giving vent to anger of second cavity 15.

With continued reference to fig. 3, in particular, the venting structure is a top-sealed, bottom-and side-open structure. The structure enables steam to pass through but water drops not to pass through, and the steam-water separation effect is good and the steam dryness is high.

Specifically, continuing to refer to fig. 3, cavity subassembly i includes cavity i 17 and locates cavity lid i 18 of I17 one side of cavity, and sealing connection between cavity i 17 and cavity lid i 18, cavity i 17 and cavity lid i 18 form cavity i, and water filling port 11 locates the bottom of cavity i.

In particular, with continued reference to fig. 3, the steam generator ii 2 comprises:

the bottom of the cavity component II is connected with the top of the cavity component I through a pipeline component, and one end of the top of the cavity component II is provided with an air outlet 21;

and the heating pipe II 22 is arranged in the cavity II of the cavity component II and is connected with the power supply module.

Specifically, with continued reference to fig. 3 and 4, the steam generator ii 2 further includes a heat transfer element 23 mounted on the heating pipe ii 22, a gap is left between one end of the heat transfer element 23 away from the air outlet and the cavity assembly ii, the other end and the front and rear sides of the other end are hermetically connected to the cavity assembly ii, the cavity ii is divided into a first flow channel 24 and a second flow channel 25 which are mutually communicated, the first flow channel 24 is communicated with the air outlet 21, and the second flow channel 25 is respectively communicated with the air outlet pipe 3 and the return pipe 4. On one hand, the heat transfer effect is enhanced through the heat transfer element, on the other hand, gas flow channels (namely a first flow channel and a second flow channel) are formed through the heat transfer element, steam flows along the second flow channel and the first flow channel, and in the steam flowing process, the steam absorbs heat and becomes superheated steam, so that the heat exchange time is prolonged, and the steam temperature is further increased.

Specifically, with continued reference to fig. 3, the heat transfer element 23 includes a lateral portion 231 and a plurality of vertical portions 232 connected to the lateral portion 231, the plurality of vertical portions 232 being arranged side by side; a gap is reserved between one end, far away from the air outlet 21, of the transverse portion 231 and the cavity assembly II, the other end of the transverse portion 231, the front side and the rear side of the transverse portion 231 are connected with the cavity assembly II in a sealing mode, and the cavity II is divided into a first flow channel 24 and a second flow channel 25 which are communicated with each other.

Specifically, cavity subassembly II includes cavity II 26 and locates cavity lid II 27 of II 26 one sides of cavity, connects through connecting piece 28 between II 26 of cavity and the cavity lid II 27, and cavity II 26 and II 27 of cavity lid form cavity II, and the top of cavity II 26 is located to gas outlet 21. In this embodiment, the connecting member is a screw.

Specifically, in this embodiment, the heating pipe ii is die-cast integrally with the cavity ii by a die-casting process. But not limited to, the connection is integrated by adopting a die casting process. Other connection modes are also possible, such as: the split structure is connected by connecting pieces (such as bolts and the like).

In this embodiment, in a preferred embodiment, the steam generator further includes a temperature control device, and the temperature control device includes:

the temperature controller I61 is fixed on the surface of the heating pipe I12 and is connected with the heating pipe I12 in series;

and the temperature controller II 62 is fixed on the outer side of the cavity component II and is connected with the heating pipe II 22 in series.

The temperature controller and the heating pipe are connected in series in the circuit to play a role in overtemperature protection. When the temperature of the temperature sensing surface of the temperature controller exceeds the rated jump temperature, the temperature controller is in short circuit, the heating pipe stops heating, and when the temperature of the temperature sensing surface of the temperature controller exceeds the rated reset temperature, the temperature controller is communicated, and the heating pipe starts heating.

In this embodiment, in a preferred embodiment, with continued reference to fig. 3 and 4, the steam generator further includes a water level detector, the water level detector can detect the water level in the steam generator i, when the water is injected, the water level is prevented from being too high, and when the steam generator is in operation, the water level is prevented from being too low, so that the steam output is reduced.

The working principle of the steam generator in this embodiment is as follows: the I connection of heating pipe is gone into the circuit, to electric energy conversion heat energy, with water from the water filling port injection cavity I in, water forms in cavity I and boils the water state, becomes gaseous vapor by liquid water. During the boiling process, water droplets will climb with the water vapor due to the boiling of the water. Because the steam quality requirement of the electric appliance is met, the finally generated steam is not allowed to contain liquid water, and a steam-water separation baffle is arranged on the liquid level. The steam-water separation baffle is provided with an air outlet structure, the air outlet structure is a structure with a sealed top and an open bottom and side surfaces, the structure enables steam to pass through but water drops not to pass through, and the steam running path is shown in fig. 4. And steam enters the steam generator II through the steam-water separation baffle and the air outlet pipeline.

The steam entering the heating steam generator II is relatively pure, but still contains a small amount of liquid water. Liquid water can flow back to the steam generator I from the return pipeline to be reheated, and the effect of backflow is achieved. The specific implementation mode is as follows: the length of the return pipeline is longer than that of the other air outlet pipeline, and the bottom surface of the return pipeline extends below the liquid level, so that the steam can not climb along the return pipeline, and liquid water can flow down along with gravity (see figure 4). In the hot steam generator II, the heating pipe II is connected with a circuit to convert electric energy into heat energy, and the heat energy is transferred to steam. The heat transfer element arranged in the cavity II plays a role in enhancing heat transfer on one hand, and meanwhile, the heat transfer element forms a gas flow channel. The steam flows along the flow path, absorbs heat and turns into superheated steam, and the superheated steam flows out from the air outlet.

The above-mentioned embodiments are provided for explaining the present invention, and not for limiting the present invention, and any modifications and changes made by the present invention are within the spirit and scope of the claims of the present invention.

Claims

1. The utility model provides a can produce high temperature steam's steam generator which characterized in that, includes steam generator I, through steam generator II and the power module that pipe assembly and steam generator I are connected, the power module is steam generator I, II supplies power of steam generator, wherein, pipe assembly includes:

2. The steam generator capable of generating high-temperature steam according to claim 1, wherein the steam generator i comprises:

the bottom of the cavity component I is provided with a water filling port;

3. The steam generator capable of generating high temperature steam of claim 2, wherein the air outlet structure is a top sealing, bottom and side opening structure.

4. The steam generator capable of generating high-temperature steam according to claim 2 or 3, wherein the chamber assembly I comprises a chamber I and a chamber cover I arranged on one side of the chamber I, the chamber I and the chamber cover I are hermetically connected, the chamber I and the chamber cover I form a chamber I, and the water injection port is arranged at the bottom of the chamber I.

5. The steam generator capable of generating high temperature steam according to claim 2, wherein the steam generator ii comprises:

6. The steam generator capable of generating high-temperature steam of claim 5, wherein the steam generator II further comprises a heat transfer member mounted on the heating tube II, a gap is left between one end of the heat transfer member, which is far away from the air outlet, and the cavity assembly II, and the other end, the front side and the rear side of the other end are hermetically connected with the cavity assembly II, the cavity II is divided into a first flow channel and a second flow channel which are communicated with each other, the first flow channel is communicated with the air outlet, and the second flow channel is respectively communicated with the air outlet pipeline and the return pipeline.

7. The steam generator capable of generating high-temperature steam of claim 6, wherein the heat transfer member includes a lateral portion and a plurality of vertical portions connected to the lateral portion, the plurality of vertical portions being arranged in parallel; a gap is reserved between one end, far away from the air outlet, of the transverse portion and the cavity assembly II, the other end of the transverse portion, the front side and the rear side of the transverse portion are connected with the cavity assembly II in a sealing mode, and the cavity II is divided into a first flow channel and a second flow channel which are communicated with each other.

8. The steam generator capable of generating high-temperature steam according to any one of claims 5 to 7, wherein the chamber assembly II comprises a chamber II and a chamber cover II arranged on one side of the chamber II, the chamber II and the chamber cover II are connected through a connecting piece, the chamber II and the chamber cover II form a chamber II, and the air outlet is arranged at the top of the chamber II.

9. The steam generator capable of generating high temperature steam as claimed in claim 8, wherein the heating tube ii is die-cast with the chamber ii by a die-casting process.

10. The steam generator capable of generating high-temperature steam of claim 5, further comprising a temperature control device, wherein the temperature control device comprises: