Waterproof heating device

Abstract

The utility model belongs to the technical field of heating devices, and particularly relates to a waterproof heating device which comprises an installation inner frame internally provided with a limiting flange, inner microcrystalline glass arranged in an upper installation cavity, a heating layer arranged on the side, facing a lower installation cavity, of the inner microcrystalline glass and a sealing piece. The edge of the inner microcrystalline glass is embedded in the first sealing ring groove, the sealing piece is installed in the upper installation cavity and placed on the limiting flange after being arranged on the inner microcrystalline glass in a sleeving mode, and in the using process, due to the sealing effect of the sealing piece, water, dust and other impurities cannot enter the lower installation cavity from the upper installation cavity through a gap between the inner microcrystalline glass and the installation inner frame, and the sealing effect is good. Impurities such as water and dust are effectively prevented from entering the heating layer of the microcrystalline glass, use is safer, the service life is longer, the sealing piece wraps the edge of the inner microcrystalline glass, and the sealing and waterproof effects are better.

Description

TECHNICAL FIELD

[0001] The utility model belongs to heating device technical field, especially, relate to a waterproof heating device. BACKGROUND

[0002] In the existing heating device, the induction cooker is more popular, but the induction cooker has electromagnetic radiation, which affects personal health to a certain extent. In order to avoid this problem, people will think of using electric stoves, and electric ceramic stoves are generally composed of a heating disc and a glass panel located above the heating disc, but the overall thickness is relatively thick, and the occupied volume is large, which does not conform to the design trend of thin products at present. At present, there are also microcrystalline heating plates directly used as heating panels.

[0003] For example, the patent application with publication number CN211656414U discloses a microcrystalline heating plate, which heats by setting an electric heating conversion coating and silver wire on one side of the microcrystalline glass plate, and the other side of the microcrystalline glass plate heats the pot body and the like. However, during use of the microcrystalline heating plate, water can enter the electric heating conversion coating and silver wire on the inner side of the microcrystalline glass plate through the gap between the outer cover and the microcrystalline glass plate, which is not safe to use and has a short service life. CONTENT OF THE UTILITY MODEL

[0004] The utility model aims at providing a waterproof heating device which can prevent water, dust and other impurities from entering the heating layer of the microcrystalline glass, is safer to use and has a longer service life.

[0005] The utility model is realized by the following technical schemes:

[0006] A waterproof heating device comprises:

[0007] An inner frame is provided with a limiting flange inside, and the limiting flange separates the inner frame into an upper installation cavity and a lower installation cavity;

[0008] An inner microcrystalline glass is arranged in the upper installation cavity;

[0009] A sealing element is annular, and a first sealing ring groove is arranged on the inner side of the sealing element, and the edge of the inner microcrystalline glass is embedded in the first sealing ring groove;

[0010] A heating layer is arranged on one side of the inner microcrystalline glass facing the lower installation cavity.

[0011] The sealing element is made of silica gel.

[0012] The waterproof heating device further comprises an outer microcrystalline glass arranged in the upper installation cavity, a second sealing ring groove is further arranged above the first sealing ring groove on the inner side of the sealing element, and the edge of the outer microcrystalline glass is embedded in the second sealing ring groove.

[0013] The waterproof heating device has the advantages that the inner microcrystalline glass is provided with the conductive silver paste on two sides of the heating layer, and the conductive silver paste is provided on the side of the inner microcrystalline glass facing the upper installation cavity.

[0014] The waterproof heating device has the advantages that the waterproof joint is arranged on the side wall of the installation inner frame, and the waterproof joint is connected with the conductive silver paste and the electric wire.

[0015] The waterproof heating device has the advantages that the installation inner frame is provided with the joint connecting hole on the side wall, and the waterproof joint is provided with the connecting external thread matched with the joint connecting hole.

[0016] The waterproof heating device has the advantages that the outer frame is arranged on the installation inner frame, and the outer frame is used for limiting the sealing element and the inner microcrystalline glass from separating from the upper installation cavity.

[0017] The waterproof heating device has the advantages that the outer frame includes the annular installation part sleeved on the peripheral side of the installation inner frame and the annular limiting part extending inward along the upper end of the annular installation part, and when the annular installation part is sleeved on the peripheral side of the installation inner frame, the annular limiting part covers the sealing element to limit the sealing element and the inner microcrystalline glass from separating from the upper installation cavity.

[0018] The waterproof heating device has the advantages that the installation inner frame is provided with the first connecting hole arranged in the circumferential direction on the side wall, and the annular installation part is provided with the second connecting hole corresponding to the first connecting hole.

[0019] The waterproof heating device has the advantages that the limiting flange is annular and extends inward along the side wall of the installation inner frame.

[0020] Compared with the prior art, the waterproof heating device has the following advantages:

[0021] The waterproof heating device has the advantages that the installation inner frame is provided with the limiting flange, the inner microcrystalline glass is arranged in the upper installation cavity, the heating layer is arranged on the side of the inner microcrystalline glass facing the upper installation cavity, and the sealing element is annular and is provided with the first sealing ring groove on the inner side, the edge of the inner microcrystalline glass is embedded in the first sealing ring groove, the sealing element is sleeved on the inner microcrystalline glass, is arranged in the upper installation cavity and is placed on the limiting flange, and in the use process, due to the sealing effect of the sealing element, water, dust and other impurities cannot enter the lower installation cavity from the gap between the inner microcrystalline glass and the installation inner frame, water, dust and other impurities are effectively prevented from entering the heating layer of the microcrystalline glass, the use is safer, the service life is longer, the edge of the inner microcrystalline glass is covered by the sealing element, and the sealing and waterproof effects are better.

[0022] In addition, the outer microcrystalline glass arranged in the upper mounting cavity, the inner side of the sealing element is further provided with a second sealing ring groove above the first sealing ring groove, and the edge of the outer microcrystalline glass is embedded in the second sealing ring groove, so that the sealing performance is better, and the inner microcrystalline glass and the outer microcrystalline glass form a double-layer microcrystalline glass heating device, which can greatly improve the impact resistance and has good explosion-proof effect. BRIEF DESCRIPTION OF DRAWINGS

[0023] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed in the embodiment description will be briefly introduced.

[0024] Figure 1 It is a structural schematic diagram of the waterproof heating device in the specific embodiment of the present application.

[0025] Figure 2 It is an exploded structural schematic diagram of the waterproof heating device in the specific embodiment of the present application.

[0026] Figure 3 It is an exploded structural schematic diagram of the waterproof heating device in the specific embodiment of the present application.

[0027] Figure 4 It is a sectional structural schematic diagram of the waterproof heating device in the specific embodiment of the present application. DETAILED DESCRIPTION

[0028] In order to make the technical problems, technical solutions and beneficial effects solved by the present application more clearly understood, the present application will be further described in detail below with reference to the drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present application and do not limit the present application.

[0029] When the present application refers to "first", "second" and the like ordinal numbers, unless it is clear that it expresses the order according to the context, it should be understood as merely for distinction.

[0030] In the description of the present application, it should be pointed out that, unless otherwise explicitly specified and limited, the terms "mounting", "connecting", "connecting" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium, or it can be the communication inside two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0031] The specific embodiments, such as Figures 1-4The waterproof heating device shown comprises: an installation inner frame 1, which is internally provided with a limiting flange 2, the limiting flange 2 separates the installation inner frame 1 into an upper installation cavity 11 and a lower installation cavity 12; an inner microcrystalline glass 3, which is arranged in the upper installation cavity 11; a sealing element 4, which is annular, and is internally provided with a first sealing ring groove 5, and the edge of the inner microcrystalline glass 3 is embedded in the first sealing ring groove 5; and a heating layer 6, which is arranged on one side of the inner microcrystalline glass 3 facing the lower installation cavity 12. After the sealing element is sleeved on the inner microcrystalline glass and installed in the upper installation cavity and placed on the limiting flange, in the use process, due to the sealing effect of the sealing element, water, dust and other impurities cannot enter the lower installation cavity from the gap between the upper installation cavity, the inner microcrystalline glass and the installation inner frame, effectively preventing water, dust and other impurities from entering the heating layer of the microcrystalline glass, being safer to use, having a longer service life, and the sealing element covering the edge of the inner microcrystalline glass, having a better sealing and waterproof effect.

[0032] Specifically, the sealing element 4 is made of silica gel. It has good sealing performance and can also play an insulating role, making the use safer and protecting the inner microcrystalline glass 3 from being damaged by collision on the edge.

[0033] In addition, the waterproof heating device further comprises an outer microcrystalline glass 7 arranged in the upper installation cavity 11, and the inner side of the sealing element 4 is further provided with a second sealing ring groove 8 located above the first sealing ring groove 5, and the edge of the outer microcrystalline glass 7 is embedded in the second sealing ring groove 8. Not only does it have better sealing performance, but also the inner microcrystalline glass and the outer microcrystalline glass form a double-layer microcrystalline glass heating device, which can greatly improve the impact resistance and has a good explosion-proof effect.

[0034] Further, the side of the inner microcrystalline glass 3 facing the lower installation cavity 12 is further provided with a conductive silver paste 9 located on both sides of the heating layer 6. The conductive silver paste 9 is located on the side of the inner microcrystalline glass 3 facing the lower installation cavity 12, which can prevent water and other impurities from entering the conductive silver paste 9.

[0035] More specifically, in order to further ensure the waterproof performance, a waterproof connector 10 is arranged on the side wall of the installation inner frame 1, and an electric wire 13 is connected at one end to the conductive silver paste 9 and at the other end to the waterproof connector 10.

[0036] Further, the side wall of the installation inner frame 1 is provided with a connector connecting hole 14, and one end of the waterproof connector 10 is provided with a connecting external thread 15 matched with the connector connecting hole 14. The connecting external thread 15 is detachably locked on the side wall of the installation inner frame 1 by cooperating with a nut, which is convenient for disassembly and replacement.

[0037] Still further, it further comprises an outer frame 16, which is arranged on the installation inner frame 1 to limit the sealing element 4 and the inner microcrystalline glass 3 from separating from the upper installation cavity 11. Not only does it play a protective role, but also makes the whole more beautiful

[0038] Specifically, the outer frame 16 comprises an annular mounting portion 161 sleeved on the side of the mounting inner frame 1, and an annular limiting portion 162 extending inward along the upper end of the annular mounting portion 161, when the annular mounting portion 161 is sleeved on the side of the mounting inner frame 1, the annular limiting portion 162 covers the sealing member 4 to limit the sealing member 4 and the inner microcrystalline glass 3 from separating from the upper mounting cavity 11.

[0039] More specifically, a plurality of first connecting holes 17 are arranged on the side wall of the mounting inner frame 1 in the circumferential direction, and a plurality of second connecting holes 18 corresponding to the first connecting holes 17 are arranged on the annular mounting portion 161. The mounting is stable.

[0040] In addition, the limiting flange 2 is annular and extends inward along the side wall of the mounting inner frame 1. The structure is more stable.

[0041] As described above, it is an embodiment provided in combination with specific content, and it is not intended that the specific implementation of the utility model is limited to these descriptions. Since the industry naming is not the same, it is not limited to the above naming, and it is not limited to the English naming. Any approximation, similarity or replacement of the method and structure of the utility model, or any technical deduction or replacement under the premise of the concept of the utility model, should be considered as the protection range of the utility model.

Claims

1. A waterproof heating device characterized by comprising: The utility model relates to a kind of waterproof heating lamp, including: Install inner frame (1), which is internally provided with limiting flange (2), the limiting flange (2) separates the upper installation cavity (11) and lower installation cavity (12) in install inner frame (1) inside portion; Inner microcrystalline glass (3) is located in upper installation cavity (11); Seal (4), the seal (4) is annular, and the inner side is provided with first sealing ring groove (5), and the edge of inner microcrystalline glass (3) is embedded in first sealing ring groove (5); Heating layer (6) is located in the side of inner microcrystalline glass (3) towards lower installation cavity (12).

2. The waterproof heating device according to claim 1, characterized in that, The seal (4) is of silica gel material.

3. The waterproof heating device according to claim 1, characterized in that, Further including outer microcrystalline glass (7) located in upper installation cavity (11), the inner side of seal (4) is further provided with second sealing ring groove (8) located above first sealing ring groove (5), and the edge of outer microcrystalline glass (7) is embedded in second sealing ring groove (8).

4. The waterproof heating device according to claim 1, characterized in that, The side of inner microcrystalline glass (3) towards lower installation cavity (12) is further provided with conductive silver paste (9) located on both sides of heating layer (6).

5. The waterproof heating device according to claim 4, characterized in that, Further including waterproof joint (10) provided on the side wall of install inner frame (1), and electric wire (13) with one end connected with conductive silver paste (9) and the other end connected with waterproof joint (10).

6. The waterproof heating device according to claim 5, characterized in that, The side wall of install inner frame (1) is provided with joint connecting hole (14), and one end of waterproof joint (10) is provided with connecting external thread (15) matched with joint connecting hole (14).

7. The waterproof heating device according to claim 1, characterized in that, Further including outer frame (16), the outer frame (16) is covered on install inner frame (1) for limiting seal (4) and inner microcrystalline glass (3) from separating upper installation cavity (11).

8. The waterproof heating device according to claim 7, characterized in that, The outer frame (16) includes annular mounting portion (161) sleeved on the circumferential side of install inner frame (1), and annular limiting portion (162) extending inward along the upper end of annular mounting portion (161), when the annular mounting portion (161) is sleeved on the circumferential side of install inner frame (1), the annular limiting portion (162) covers above seal (4), to limit seal (4) and inner microcrystalline glass (3) from separating upper installation cavity (11).

9. The waterproof heating device according to claim 8, characterized in that, The side wall of install inner frame (1) is provided with a plurality of first connecting holes (17) arranged circumferentially, and the annular mounting portion (161) is provided with a plurality of second connecting holes (18) corresponding to the first connecting holes (17).

10. The waterproof heating device according to claim 1, characterized in that, The limiting flange (2) is annular, and extends inward along the side wall of install inner frame (1).

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