Thick film heating steam generator

Abstract

The utility model relates to the field of steam generators, in particular to a thick film heating steam generator. The thick film heating steam generator comprises a thick film heating plate and a steam shell, the steam shell comprises a connecting frame and a containing shell integrally formed with the connecting frame, a containing cavity is formed in the containing shell, the containing shell is provided with a water inlet and a steam opening which are communicated with the containing cavity, the connecting frame is tightly attached to one surface of the thick film heating plate, and the steam opening is communicated with the connecting frame. Heat preservation cotton is tightly attached to the other surface of the thick film heating plate, the pressing plate covers the heat preservation cotton in a pressing mode, and the connecting frame, the thick film heating plate and the pressing plate are connected together through fasteners; the thick film heating steam generator is improved, the pressing plate and the heat preservation cotton are additionally arranged, the influence of the environment temperature on the steam generator is reduced, and the use effect of the steam generator is guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of steam generator, especially a thick film heating steam generator. BACKGROUND

[0002] In recent years, with the increasing demand for steam components of electrical products, the technical requirements are becoming higher and higher.

[0003] With the increasing improvement of people's living quality, people gradually apply steam products widely. More and more devices have put forward the demand for miniaturization of steam generator.

[0004] The steam generator in the prior art meets the demand for miniaturization, but the thick film heating plate is directly exposed to the air, and its work is affected by the ambient temperature. If the ambient temperature is low, steam may not be produced for a long time. SUMMARY

[0005] In view of the problems existing in the prior art, the utility model improves the thick film heating steam generator, adds a pressing plate and thermal insulation cotton, reduces the influence of ambient temperature on the steam generator, and ensures the use effect of the generator.

[0006] The technical scheme of the utility model is as follows:

[0007] The thick film heating steam generator is characterized by:

[0008] The thick film heating steam generator comprises a thick film heating plate,

[0009] A steam shell comprises a connecting frame and a containing shell integrally formed with the connecting frame. The containing shell is provided with a containing cavity, a water inlet and a steam outlet which are in communication with the containing cavity. The connecting frame is tightly attached to one surface of the thick film heating plate,

[0010] Thermal insulation cotton is tightly attached to the other surface of the thick film heating plate,

[0011] The thick film heating steam generator further comprises a pressing plate which covers the thermal insulation cotton. Fasteners connect the connecting frame, the thick film heating plate and the pressing plate together.

[0012] Further, the containing cavity is provided with a foamed metal body. The upper and lower ends of the foamed metal body are tightly attached to the thick film heating plate and the wall of the containing cavity respectively. A gap space is left between the left and right ends of the foamed metal body and the inner wall of the containing cavity.

[0013] Further, the foamed metal body is a square metal body processed from foamed aluminum or foamed copper.

[0014] Further, the pressing plate and the thermal insulation cotton are provided with openings correspondingly, and a temperature controller is arranged in the openings and closely contacts the thick film heating plate, and the temperature controller is fastened to the pressing plate by screws.

[0015] Further, a first thermal resistor is arranged on the thick film heating plate near the water inlet, and a second thermal resistor is arranged on the thick film heating plate near the steam outlet.

[0016] Further, a groove is arranged on the surface of the connecting frame opposite to the thick film heating plate, and a sealing ring is arranged in the groove.

[0017] Further, the surface of the accommodating shell is provided with a gas flow direction mark.

[0018] Further, the thick film heating plate, the connecting frame and the pressing plate are extended outwardly at the side edges to form connecting portions, the connecting portions are provided with through holes, and fasteners pass through the through holes to connect the connecting frame, the thick film heating plate and the pressing plate together.

[0019] In conclusion, the utility model has the following beneficial effects:

[0020] 1. The utility model improves the structure of the steam generator, designs a thick film heating steam generator with sandwich structure, and increases thermal insulation cotton on one side of the thick film heating plate to isolate the direct contact of the thick film heating plate with air, reduces the heat loss, and avoids the influence of the use environment on the generator.

[0021] 2. The utility model also improves the structure of the steam shell, the steam shell comprises a connecting frame and an accommodating shell, the accommodating shell body is provided with an accommodating cavity, the structure of the steam shell is simplified, further, a foamed metal body is additionally arranged in the accommodating cavity, the heat generated by the thick film heating plate can better contact with water, the heat exchange area is increased, and the reliability of steam generation is ensured. DRAWINGS

[0022] Figure 1 is a perspective view of the utility model;

[0023] Figure 2 is a front view of the utility model;

[0024] Figure 3 is Figure 2 is a sectional view of A-A;

[0025] Figure 4 is Figure 2 is a sectional view of B-B;

[0026] 1 is a thick film heating plate,

[0027] 2 is a steam shell, 20 is a connecting frame, 21 is a containing shell, 210 is a containing cavity, 211 is a water inlet, 212 is a steam outlet, 22 is a foam metal body, 23 is a gap space,

[0028] 3 is thermal insulation cotton,

[0029] 4 is a pressing plate, 40 is an opening,

[0030] 5 is a temperature controller, 6 is a first thermistor, 7 is a second thermistor,

[0031] 200 is a groove, 201 is a sealing ring,

[0032] 210 is a gas flow direction mark,

[0033] 8 is a connecting part. DETAILED DESCRIPTION

[0034] The present application will be further described below in conjunction with the drawings and specific embodiments, so that those skilled in the art can better understand the present application and can be implemented, but the embodiments are not as a limitation of the present application.

[0035] It should be noted that when the element is referred to as "set in", "fixed in" another element, it can be directly on another element or there can be a middle element. When the element is referred to as "fixed to" another element, or "fixedly connected" to another element, they can be detachably fixed or non-detachably fixed. When an element is considered to be "connected" or "rotatably connected" to another element, it can be directly connected to another element or there can be a middle element. The terms "vertical", "horizontal", "left", "right", "up", "down" and similar expressions are only for the purpose of illustration and do not represent the only implementation.

[0036] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which the present application belongs. The terms used in the specification of the present application herein are only for the purpose of describing the specific embodiments and are not intended to be limiting. The term "and / or" used herein includes any and all combinations of one or more related listed items.

[0037] In the present application, "first", "second", "third" and the like are similar and do not represent a specific number and order, but only for the purpose of distinguishing names.

[0038] Example 1

[0039] Referring to Figures 1 to 4 As shown, the thick film heating steam generator comprises a thick film heating plate 1,

[0040] A steam shell 2, the steam shell 2 includes a connecting frame 20, and the accommodating shell 21 is integrally formed with the connecting frame 20, the accommodating cavity 210 is arranged in the accommodating shell 21, the water inlet 211 and the steam outlet 212 are arranged on the accommodating shell 21 and communicate with the accommodating cavity, the connecting frame 20 is tightly attached to one surface of the thick film heating plate,

[0041] The heat preservation cotton 3 is tightly attached to the other surface of the thick film heating plate 1,

[0042] The pressing plate 4 is further arranged and covers the heat preservation cotton 3, and the connecting frame, the thick film heating plate and the pressing plate are connected by the fastener.

[0043] The utility model discloses an improvement on the structure of the steam generator, adopts sandwich structure design, simplifies the structure of the steam generator, and is convenient to assemble, and meanwhile, the heat preservation cotton is added to one side of the thick film heating plate to insulate the direct contact of the thick film heating plate with air, reduces the loss of heat, and thereby avoids the influence of the use environment on the generator.

[0044] Referring to Figure 3 The upper and lower ends of the foam metal body 22 are tightly attached to the thick film heating plate and the wall of the accommodating cavity respectively, and a gap space 23 is arranged between the left and right ends of the foam metal body and the inner wall of the accommodating cavity, the foam metal body is additionally arranged, one end of the foam metal body is in contact with the thick film heating plate, the heat of the thick film heating plate can be quickly transmitted, the contact area with liquid is increased, and therefore better vaporization can be realized, and preferably, the gap space is arranged at the left and right ends of the foam metal body, one end close to the water inlet is used for storing water, liquid entering from the water inlet can be better distributed into the foam metal body, and one end close to the steam outlet is used for buffering the generated steam, and the pressure in the accommodating cavity is reduced.

[0045] The material of the foam metal body is further limited, and the foam metal body is a square metal body processed from foam aluminum or foam copper.

[0046] The pressing plate 4 and the heat preservation cotton are correspondingly provided with the opening 40, and a temperature controller 5 is further arranged, the temperature controller is installed in the opening and tightly attached to the thick film heating plate, the temperature controller is fastened on the pressing plate by screws, the temperature controller is arranged and used for detecting the temperature of the thick film heating plate, on one hand, the product is prevented from overheating, and on the other hand, the structure of the product is more compact, and the demand of customers for the miniaturization of the product is met.

[0047] The first thermistor 6 is arranged on the thick film heating plate close to the water inlet, and the second thermistor 7 is arranged on the thick film heating plate close to the steam outlet, so that dry burning, over-temperature and the like can be detected.

[0048] The surface of the connecting frame 20 opposite to the thick film heating plate 1 is provided with a groove 200, and a sealing ring 201 is arranged in the groove, so that the sealing performance between the thick film heating plate and the steam shell is improved.

[0049] The surface of the accommodating shell 21 is provided with a gas flow direction mark 210, so that the installation personnel can conveniently install the steam generator, and installation errors can be avoided.

[0050] The side edges of the thick film heating plate 1, the connecting frame 20 and the pressing plate 4 are extended outward to form connecting portions 8, the connecting portions 8 are provided with through holes, fasteners are arranged through the through holes to connect the connecting frame, the thick film heating plate and the pressing plate together, the fasteners are bolts, the fasteners are arranged through the through holes in the connecting portions of the thick film heating plate, the connecting frame and the pressing plate, then nuts are arranged at both ends of the fasteners respectively, the nuts are retracted to fix the thick film heating plate, the connecting frame and the pressing plate.

[0051] In summary, the utility model has the following beneficial effects:

[0052] 1、 the utility model discloses the structure of steam generator is improved, and a sandwich structure thick film heating steam generator is designed, and the heat insulation cotton is added to one side of the thick film heating plate, so that the direct contact of the thick film heating plate and air is insulated, and the heat loss is reduced, so that the influence of the use environment on the generator is avoided.

[0053] 2、 the structure of steam shell is also improved, and the steam shell comprises a connecting frame and an accommodating shell, and the accommodating shell body is provided with an accommodating cavity, so that the structure of the steam shell is simplified, and further, the foam metal body is additionally arranged in the accommodating cavity, so that the heat generated by the thick film heating plate can better contact water, the heat exchange area is increased, and the reliability of steam generation is ensured.

[0054] Based on the described embodiments of the application, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the application.

Claims

1. A thick-film heating steam generator, characterized in that: Including thick film heating plates, The steam housing includes a connecting frame and a receiving shell integrally formed with the connecting frame. The receiving shell has a receiving cavity inside and has a water inlet and a steam outlet communicating with the receiving cavity. The connecting frame is tightly attached to one surface of the thick film heating plate. Insulation cotton is attached tightly to the other surface of the thick film heating plate. It also includes a pressure plate, which presses onto the insulation cotton, and fasteners connect the connecting frame, the thick film heating plate and the pressure plate together.

2. The thick-film heated steam generator according to claim 1, characterized in that: The cavity contains a foam metal body. The upper and lower ends of the foam metal body are in close contact with the thick film heating plate and the wall of the cavity, respectively. A gap space is left between the left and right ends of the foam metal body and the inner wall of the cavity.

3. The thick-film heated steam generator according to claim 2, characterized in that: The foamed metal body is a square metal body made of foamed aluminum or foamed copper.

4. The thick-film heated steam generator according to claim 1, characterized in that: The pressure plate and the insulation cotton are provided with corresponding openings, and a temperature controller is also included. The temperature controller is installed in the opening and is in close contact with the thick film heating plate. The temperature controller is fastened to the pressure plate by screws.

5. The thick-film heated steam generator according to claim 1, characterized in that: A first thermistor is provided on the thick film heating plate near the water inlet, and a second thermistor is provided on the thick film heating plate near the steam outlet.

6. The thick-film heated steam generator according to claim 1, characterized in that: The surface of the connecting frame opposite the thick film heating plate is provided with a groove, and a sealing ring is provided in the groove.

7. The thick-film heated steam generator according to claim 1, characterized in that: The surface of the housing is marked with a gas flow direction indicator.

8. The thick-film heated steam generator according to any one of claims 1-7, characterized in that: The thick film heating plate, the connecting frame, and the pressure plate have connecting parts extending outward from their sides. The connecting parts have through holes, and fasteners pass through the through holes to connect the connecting frame, the thick film heating plate, and the pressure plate together.

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