CN216304249U - Steam generating device and electric iron - Google Patents

Abstract

The utility model relates to a steam produces device, including bottom plate, heat conduction shell and apron, the apron all erection joint in the heat conduction shell and be formed with the vaporizer with the bottom plate, the vaporizer intercommunication has water inlet and steam outlet, and the inside of heat conduction shell is provided with the core that generates heat, is equipped with a plurality of convex body of shaping on the heat conduction shell in the inside of vaporizer. The heat conduction shell divides the vaporizing chamber into a first vaporizing chamber, a second vaporizing chamber and a third vaporizing chamber which are communicated in sequence, the first vaporizing chamber is communicated with the water inlet, and the third vaporizing chamber is communicated with the steam outlet. The steam generating device can provide high-efficiency heat energy to convert water into steam, and water drops which are not completely vaporized are prevented from being contained in the discharged steam.

Description

Steam generating device and electric iron

Technical Field

The application belongs to the technical field of steam electric irons, and particularly relates to a steam generating device for a steam electric iron and an electric iron with the steam generating device.

Background

In the related art, an electric steam iron generates steam by a steam generating device, and the steam is formed by vaporizing water from a water tank through a vaporizing chamber provided in the steam generating device of the electric iron.

In order to increase the steam quantity of the conventional steam electric iron, the structure of the vaporization chamber is usually designed into a bent labyrinth-shaped flow passage, or a rib is added, or a pit is added at the bottom of the vaporization chamber, so as to increase the contact area of water and the inner wall of the vaporization chamber, namely, increase the heat transfer area, and fully absorb heat and vaporize the water.

The existing steam electric iron has some defects: the heat transfer area between the inner wall of the vaporization chamber and water is small, and the water cannot absorb heat sufficiently to be vaporized, so that the finally discharged steam contains water drops which are not completely vaporized; when the electric iron is used, a large amount of water can rapidly pass through the flow channel due to the overturning of the electric iron, the water directly flows out from the outlet due to the fact that the water is not vaporized in time, and the use experience of the electric iron is influenced.

SUMMERY OF THE UTILITY MODEL

To overcome the problems of the related art, the present application provides a steam generating apparatus capable of providing high-efficiency heat energy to convert water into steam, preventing water droplets that are not completely vaporized from being contained in discharged steam.

The present application is achieved by the following technical means.

The technical scheme of this application provides a steam generation device, including bottom plate, heat conduction shell and apron, apron and the equal erection joint of bottom plate are formed with the vaporizer on the heat conduction shell, and the vaporizer intercommunication has water inlet and steam outlet, and the inside of heat conduction shell is provided with the core that generates heat, is equipped with a plurality of convex body of shaping on the heat conduction shell in the inside of vaporizer.

The technical effect of the technical scheme is that the bulge body of the vaporization chamber and the inner wall of the vaporization chamber jointly form the heat conducting surface of the heat conducting shell, the heat conducting area of the heat conducting shell is greatly increased, the heat absorption is more sufficient, the vaporization time of water is shorter, and the steam is more rapidly generated.

In one embodiment of this embodiment, the protrusion is a heat conductor integrally formed on the heat conducting shell, and the protrusion extends into the vaporization chamber.

In one embodiment of the technical solution, the protrusion is a cylinder with a circular or polygonal cross section, and the end surface of the protrusion is a dome surface.

In one embodiment of the technical scheme, the protrusion is a circular truncated cone with a circular or polygonal cross section, and the end face of the protrusion is a circular top face.

In one embodiment of the technical scheme, the heat conduction shell divides the vaporization chamber into a first vaporization chamber, a second vaporization chamber and a third vaporization chamber which are communicated in sequence, the first vaporization chamber is communicated with the water inlet, and the third vaporization chamber is communicated with the steam outlet. A plurality of bulge bodies are arranged in the first second vaporizing chamber and the third vaporizing chamber, the plurality of vaporizing chambers are separated into a plurality of vaporizing chambers, so that the flowing speed of water can be reduced, effective steam and water can be separated, and the water is prevented from directly flowing out from the outlet due to the fact that the water is not vaporized in time.

In one embodiment of the technical scheme, a second cavity is formed in the upper surface of the heat conduction shell, the cover plate covers the second cavity in a sealing mode to form a second vaporizing chamber, a first cavity and a third cavity are formed in the lower surface of the heat conduction shell in an inward mode, and a first vaporizing chamber and a third vaporizing chamber are formed on the first cavity and the third cavity in a sealing mode by the bottom plate; the first vaporizing chamber is communicated with the second vaporizing chamber through a first channel, and the second vaporizing chamber is communicated with the third vaporizing chamber through a second channel.

The second vaporizing chamber is positioned above the first vaporizing chamber and the third vaporizing chamber, so that water in the first vaporizing chamber is prevented from directly entering the third vaporizing chamber, the water is basically completely vaporized after flowing through the first vaporizing chamber and the second vaporizing chamber, the third vaporizing chamber can play a role in steam buffering, and simultaneously, water drops which are not completely vaporized in steam can be further heated and vaporized.

In one embodiment of the technical scheme, at least one baffle plate formed on the bottom plate is arranged on the inner wall in the first vaporizing chamber, the baffle plate extends into the first vaporizing chamber and a gap for water to pass through is reserved between the baffle plate and the heat-conducting shell, and the baffle plate is used for slowing down the flow speed of water in the first vapor chamber.

In one embodiment of the technical solution, at least one blocking plate formed on the cover plate is arranged on the inner wall in the second vaporizing chamber, the blocking plate extends into the second vaporizing chamber and leaves a gap for water to pass through with the heat conducting shell, and the blocking plate is used for slowing down the flow speed of water in the second vaporizing chamber.

In one embodiment of the technical scheme, the bottom plate is provided with a steam outlet, the lower surface of the bottom plate is provided with a steam guide groove which is formed by inwards recessing, and the steam outlet is positioned in the steam guide groove. When the soleplate is attached to the surface of the object to be ironed, the steam sprayed out of the steam outlet can be spread along the steam guide groove, so that the treatment area of the steam is increased.

Another aspect of the present invention is to provide an electric iron comprising a steam generating device as defined in any one of the above.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the application.

Drawings

The foregoing and other objects, features and advantages of the application will be apparent from the following more particular descriptions of exemplary embodiments of the application, as illustrated in the accompanying drawings wherein like reference numbers generally represent like parts throughout the exemplary embodiments of the application.

Fig. 1 is a schematic structural view of a steam generating apparatus shown in the embodiment.

Fig. 2 is a schematic structural view of a steam generating apparatus shown in the embodiment.

Fig. 3 is an exploded structure diagram of the steam generating apparatus shown in the embodiment.

Fig. 4 is an exploded structure diagram of the steam generating apparatus shown in the embodiment.

Fig. 5 is a schematic view of a sectional view taken along a-a in fig. 2.

Fig. 6 is a schematic view of a sectional view taken along the direction B-B in fig. 5.

Detailed Description

Preferred embodiments of the present application will be described in more detail below with reference to the accompanying drawings. While the preferred embodiments of the present application are shown in the drawings, it should be understood that the present application may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.

Referring to fig. 1 to 6, an embodiment of the present application provides a steam generating device for an electric iron, including a base plate 1, a heat conducting shell 2, a cover plate 3 and a heat generating core 4, wherein the base plate is installed below the heat conducting shell, the cover plate 3 is installed above the heat conducting shell, the heat generating core 4 is disposed inside the heat conducting shell, the heat generating core is accommodated inside the heat conducting shell when the heat conducting shell 2 is manufactured and molded, the heat generating core 4 has two end portions 41 and 42 exposed outside the heat conducting shell, the two end portions are respectively connected to two poles of a power supply to enable the heat generating core to generate heat energy, the heat energy is transferred to the heat conducting shell 2, and the heat conducting shell 2 heats and vaporizes water.

A second cavity is formed in the upper surface of the heat conduction shell 2, the cover plate 3 is covered on the second cavity of the heat conduction shell 2 in a sealing mode through a first sealing ring 51 to form a second vaporization chamber 22, a first cavity and a third cavity are formed in the lower surface of the heat conduction shell 2 in an inward mode, and the bottom plate is covered on the first cavity and the third cavity in a sealing mode through a second sealing ring 52 to form a first vaporization chamber 21 and a third vaporization chamber 23; the first vaporization chamber 21, the second vaporization chamber 22 and the third vaporization chamber 23 together constitute a vaporization chamber in which the steam generation means converts water into steam.

The first vaporizing chamber is communicated with the second vaporizing chamber through a first channel 24 which is a circular through hole, the second vaporizing chamber is communicated with the third vaporizing chamber through a second channel 25 which is an irregular through hole arranged at the side part of the second vaporizing chamber. The shape of the first channel and the second channel can be determined according to requirements, and can be any other shape which can realize the same function.

A water inlet 27 is arranged on the heat conduction shell 2, the water inlet is communicated with the first vaporizing chamber, a water pipe connecting piece 7 is arranged at the water inlet, the water pipe connecting piece 7 is connected with water sources such as a water tank and the like through a water pipe, a plurality of steam outlets 11 are arranged on the bottom plate 1, the steam outlets 11 are communicated with the third vaporizing chamber 23,

a plurality of protrusions 28 are provided on the inner wall of each vaporization chamber, and the protrusions 28 are heat conductors integrally formed on the heat conductive case 2 and extend into each vaporization chamber. The convex bodies have the heat conduction function, gaps are reserved among the convex bodies to enable water or steam to pass through, and when water passes through the convex bodies, heat is absorbed from the convex bodies.

In this embodiment, the protrusion 28 is a circular truncated cone with a circular or polygonal cross section, and the end surface of the protrusion is a circular top surface. In addition, the protrusion 28 may be a cylinder with a circular or polygonal cross section, and the end surface of the protrusion is a round top surface.

The inner wall in the first vaporizing chamber 21 is provided with baffle plates 12 and 13 formed on the bottom plate 1, the baffle plates 12 and 13 extend into the first vaporizing chamber 21, a gap 211 for water to pass through is reserved between the baffle plates and the heat-conducting shell, and the baffle plates are used for slowing down the flow speed of water in the first vaporizing chamber.

At least one baffle plate 31 formed on the cover plate is arranged on the inner wall of the second vaporizing chamber 22, the baffle plate 31 extends into the second vaporizing chamber and has a gap 221 for water to pass through with the heat conducting shell, and the baffle plate is used for slowing down the flow speed of water in the second vaporizing chamber 22.

A steam guide groove 14 formed to be recessed inward is formed at a lower surface of the soleplate 1, and a part or all of the steam outlet 11 is positioned in the steam guide groove 14. When the soleplate is attached to the surface of the object to be ironed, the steam sprayed out of the steam outlet can be spread along the steam guide groove, so that the treatment area of the steam is increased.

Through the convex body in the vaporization chamber, the heat transfer area of the heat conduction shell is greatly increased, water absorbs more heat through the convex body to form a steam vortex, high-temperature and high-pressure steam can be quickly formed, and the steam is sprayed out from a steam outlet, so that water drops can be fully vaporized, and the steam quantity is effectively increased.

By adopting the structure of three vaporization chambers, water can be fully heated in each vaporization chamber, and meanwhile, the flow can be controlled through the channel between the two vaporization chambers, and the heat transfer area is larger than that of the traditional bent labyrinth-shaped flow channel.

Having described embodiments of the present application, the foregoing description is intended to be exemplary, not exhaustive, and not limited to the disclosed embodiments. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the described embodiments. The terminology used herein is chosen in order to best explain the principles of the embodiments, the practical application, or improvements made to the technology in the marketplace, or to enable others of ordinary skill in the art to understand the embodiments disclosed herein.

Claims (10)

1. The utility model provides a steam generation device, its characterized in that, including bottom plate, heat conduction shell and apron, apron and bottom plate all erection joint in the heat conduction shell and be formed with the vaporizer, the vaporizer intercommunication has water inlet and steam outlet, the inside of heat conduction shell is provided with the core that generates heat, is equipped with a plurality of convex body of shaping on the heat conduction shell in the inside of vaporizer.

2. The steam generating apparatus of claim 1, wherein the protrusion is a heat conductor integrally formed on the heat conductive shell, and the protrusion extends into the vaporization chamber.

3. The steam generating apparatus as claimed in claim 2, wherein the protrusion is a cylinder having a circular or polygonal cross section, and the end surface of the protrusion is a dome.

4. The steam generating apparatus of claim 2, wherein the protrusion is a circular truncated cone having a circular or polygonal cross-section, and the end surface of the protrusion is a rounded top surface.

5. The steam generating apparatus of claim 1, wherein the heat conductive shell divides the vaporization chamber into a first vaporization chamber, a second vaporization chamber, and a third vaporization chamber in communication with one another, the first vaporization chamber being in communication with the water inlet, the third vaporization chamber being in communication with the steam outlet.

6. The steam generating apparatus of claim 5, wherein the upper surface of the heat conductive shell has a second cavity formed therein, the cover plate sealingly covers the second cavity to form a second vaporization chamber, the lower surface of the heat conductive shell has a first cavity and a third cavity formed therein, and the bottom plate sealingly covers the first cavity and the third cavity to form a first vaporization chamber and a third vaporization chamber; the first vaporizing chamber is communicated with the second vaporizing chamber through a first channel, and the second vaporizing chamber is communicated with the third vaporizing chamber through a second channel.

7. The steam generating apparatus of claim 6, wherein the inner wall of the first vaporization chamber is provided with at least one baffle plate formed on the bottom plate, the baffle plate extends into the first vaporization chamber and has a gap for water to pass through with the heat conductive shell, and the baffle plate is used for slowing down the flow speed of water in the first vaporization chamber.

8. The steam generating apparatus of claim 6, wherein the inner wall of the second vaporizing chamber is provided with at least one baffle plate formed on the cover plate, the baffle plate extends into the second vaporizing chamber and has a gap for water to pass through with the heat conductive shell, and the baffle plate is used for slowing down the flow speed of water in the second vaporizing chamber.

9. The steam generating apparatus as claimed in claim 1, wherein the steam outlet is provided on the bottom plate, and a steam guide groove formed to be recessed inward is provided on a lower surface of the bottom plate, the steam outlet being positioned in the steam guide groove.

10. An electric iron, characterized in that it comprises a steam generating device as claimed in any one of claims 1 to 9.

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