Improved structure of electric heating base

Abstract

The utility model discloses an improved structure of an electric heating base, which comprises a shell and an electric heating body, an installation space is arranged on the shell, a control module is arranged on the installation space, the control module is electrically connected with the electric heating body, and the improved structure is characterized by further comprising an installation disc made of metal materials and a hollow frame made of plastic materials. The installation disc is connected to the lower portion of the hollow frame, the hollow frame or the installation disc is fixed to the installation space, and the electric heating body is fixed to the installation disc. According to the improved structure of the electric heating base, the electric heating body is fixed on the mounting plate, and the mounting plate made of the metal material has better heat resistance and is not easy to deform and damage, so that the service life of the mounting plate can be well ensured, and heat generated by the electric heating body can be well prevented from easily influencing other electric appliance elements in the shell; stable work of electrical components is facilitated; in addition, the hollow frame can play a better role in limiting the external container placed on the electric heating body.

Description

Technical Field

[0001] The utility model relates to the technical field of household appliances, in particular to an improved structure of an electric heating base. Background Art

[0002] The improved structure of the existing electric heating base is shown in Chinese utility model patent CN221830444U, title: safe heating base, authorization announcement date: October 15, 2024, which includes an outer shell and a top shell, the top shell includes a sinking part, the sinking part is provided with a heating body, and further includes an elastic touch component, a push rod, a push rod elastic part and a micro switch, the push rod is slidably arranged on the outer shell, the two ends of the push rod elastic part are respectively against the push rod and the outer shell, the micro switch is arranged on the outer shell, and the micro switch is connected to the heating body. The bodies are electrically connected in series, and a pushing slope is also provided on the elastic touch component, which is close to one end of the push rod, and the other end of the push rod is close to the micro switch; in this heating base, the power control mechanism of the heating body, including the elastic touch component, the push rod and the push rod elastic part, are all non-electric, which greatly improves the safety of product use; in addition, since the elastic touch component, the push rod and the push rod elastic part are all arranged on one side of the top shell and the outer shell, they are neither electrified nor have the accessories used smaller, so the structure is simple and the installation process requirements are low, and maintenance is easy.

[0003] However, the electric heating base of the above structure still has the following shortcomings: (1) The above top shell is made of plastic material. Although its manufacturing cost is low, its heat resistance is poor. After long-term use, the heat generated by the heating element accumulates and easily causes the top shell itself to deform and be damaged, thereby reducing its service life. In addition, the heat insulation effect of the damaged top shell is poor, and the heat generated by the heating element is likely to affect the normal operation of other electrical components in the shell. Utility Model Content

[0004] The purpose of the utility model is to solve the deficiencies of the above-mentioned prior art and to provide an improved structure of an electric heating base which has good heat resistance, increases service life and is conducive to the stable operation of electrical components.

[0005] The purpose of this utility model is achieved in this way:

[0006] An improved structure of an electric heating base, comprising an outer shell and an electric heating element, wherein an installation space is provided on the outer shell, a control module is provided on the installation space and the control module is electrically connected to the electric heating element, and the characteristic is that it also comprises a mounting plate made of metal material and a hollow frame made of plastic material, the mounting plate is connected to the lower part of the hollow frame, the hollow frame or the mounting plate is fixed on the installation space, and the electric heating element is fixed on the mounting plate; in this improved structure of the electric heating base, the electric heating element is fixed on the mounting plate, and the mounting plate made of metal material has good heat resistance, and it will not be easily deformed and damaged, and can well ensure its own service life, and can also well prevent the heat generated by the electric heating element from easily affecting other electrical components in the outer shell, which is conducive to the stable operation of the electrical components; in addition, the hollow frame can play a good limiting role for the external container placed on the electric heating element.

[0007] The purpose of the utility model can also be solved by the following technical measures:

[0008] Specifically, a supporting portion is provided at the lower part of the hollow frame, and an outer ring edge is provided at the outer periphery of the mounting plate corresponding to the position of the supporting portion, and the outer ring edge is placed on the supporting portion; the supporting portion provides a supporting space for the mounting plate on the hollow frame, which facilitates the installation and fixation of the mounting plate on the hollow frame.

[0009] Specifically, the outer ring edge extends outward with several positioning protrusions, and the lower part of the hollow frame is provided with several limiting walls, and the limiting walls are located on the outer periphery of the supporting part, and the outer side of the positioning protrusion is close to the inner side of the limiting wall; the cooperation between the positioning protrusion and the limiting wall plays a better limiting role in the installation of the mounting plate on the hollow frame.

[0010] Specifically, it further includes a connecting piece, the supporting part includes a supporting edge and a fixed column, the fixed column is located between the supporting edge and the limiting wall, the outer ring edge is placed on the supporting edge, a fixing through hole is opened on the positioning convex edge, and a fixing screw hole is opened on the fixing column at the position corresponding to the fixing through hole, and the connecting piece passes through the fixing through hole from bottom to top and is connected with the fixing screw hole; the supporting part realizes stable support of the mounting plate through the supporting edge and realizes stable connection with the mounting plate through the fixed column, and its implementation effect is better.

[0011] Specifically, several first connecting columns extend downward from the lower part of the hollow frame, and second connecting columns are arranged on the installation space corresponding to the positions of the first connecting columns. One end of the first connecting column is inserted into the second connecting column, and a connecting screw passes through the second connecting column from bottom to top and is connected to the first connecting column; this connection method is simple to operate and the connection is firm.

[0012] Specifically, the upper periphery of the hollow frame is provided with an outer folding edge, and the outer shell located at the outer periphery of the installation space opening is provided with a placement groove, and the outer folding edge is inserted into the placement groove; so that the upper part of the hollow frame is placed on the outer shell located at the outer periphery of the installation space opening.

[0013] Specifically, it also includes an atmosphere light assembly, and the outer shell includes a base and an upper shell. The upper shell is fixed to the upper part of the base and the installation space is enclosed between the upper shell and the base. The outer side of the atmosphere light assembly is fixed between the outer wall of the base and the outer wall of the upper shell. On the one hand, the atmosphere light can enhance the lighting effect of the usage scene, and on the other hand, it can also increase the decorativeness and atmosphere of the product.

[0014] Specifically, the atmosphere lamp assembly includes a lamp housing made of a light-transmitting material and a lamp strip fixed in the lamp housing, and the lamp strip is electrically connected to the control module.

[0015] Specifically, an annular groove is provided on the base, and the lamp shell includes an inner edge, an upper connecting edge and an outer edge. The inner edge is inserted into the annular groove and the inner edge is close to the inner wall of the annular groove. The outer edge is fixed between the outer wall of the base and the outer wall of the upper shell. The light strip is fixed at the lower part of the inner edge and the top of the light strip is lower than the top of the outer wall of the annular groove; the outer wall of the annular groove has the effect of hiding the light strip, thereby improving the aesthetics of the product. Furthermore, the inner arm of the annular groove has the effect of blocking the light, thereby preventing the light generated by the light strip from scattering toward the inside of the product, that is, the light generated by the light strip is concentrated and scattered toward the outer edge, and the implementation effect is better.

[0016] Specifically, several third connecting columns extend upward from the upper part of the lamp housing, and a fourth connecting column is provided on the installation space corresponding to the position of the third connecting column. One end of the fourth connecting column is inserted into the third connecting column, and a connecting screw passes through the third connecting column from bottom to top and is connected to the fourth connecting column; so as to achieve a firm installation of the lamp housing in the installation space and relatively simple operation.

[0017] The beneficial effects of the utility model are as follows:

[0018] (1) This electric heating base has an improved structure. The electric heating element is fixed on the mounting plate. The mounting plate made of metal material has good heat resistance and will not be easily deformed or damaged. It can well ensure its own service life and can also well prevent the heat generated by the electric heating element from easily affecting other electrical components in the shell, which is conducive to the stable operation of the electrical components. In addition, the hollow frame can play a good limiting role for the external container placed on the electric heating element.

[0019] (2) The cooperation between the positioning convex edge and the limiting wall plays a better limiting role in the installation of the mounting plate on the hollow frame.

[0020] (3) The outer wall of the annular groove plays the role of hiding the light strip, thereby improving the aesthetics of the product. Furthermore, the inner arm of the annular groove plays the role of blocking the light, thereby preventing the light generated by the light strip from scattering toward the inside of the product. That is, the light generated by the light strip is concentrated and scattered toward the outside, which has a better implementation effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 This is a schematic diagram of the improved structure of the electric heating base of the utility model.

[0022] Figure 2 This is a cross-sectional view of the improved structure of the electric heating base of the utility model.

[0023] Figure 3 for Figure 2 Enlarged view of point A.

[0024] Figure 4 for Figure 2 Enlarged view of point B.

[0025] Figure 5 This is another cross-sectional view of the improved structure of the electric heating base of the utility model.

[0026] Figure 6 It is a three-dimensional diagram of the mounting plate of the present utility model.

[0027] Figure 7 It is a three-dimensional diagram of the hollow frame of the present utility model.

[0028] Figure 8 It is a three-dimensional diagram of the electric heating element of the present invention. DETAILED DESCRIPTION

[0029] The present invention will be further described below with reference to the accompanying drawings and embodiments:

[0030] Example, combined with Figures 1 to 8 As shown, an improved structure of an electric heating base includes a shell 1 and an electric heating element 2, the shell 1 is provided with an installation space 11, the installation space 11 is provided with a control module 3 and the control module 3 is electrically connected to the electric heating element 2, and is characterized in that it also includes a mounting plate 4 made of metal material and a hollow frame 5 made of plastic material, the mounting plate 4 is connected to the lower part of the hollow frame 5, the hollow frame 5 or the mounting plate 4 is fixed on the installation space 11, and the electric heating element 2 is fixed on the mounting plate 4; the mounting plate 4 can specifically be made of stainless steel.

[0031] As a specific solution, a receiving portion 51 is provided at the lower portion of the hollow frame 5 , and an outer ring edge 41 is provided at the outer periphery of the mounting plate 4 corresponding to the receiving portion 51 , and the outer ring edge 41 is placed on the receiving portion 51 .

[0032] In this embodiment, the outer ring edge 41 extends outward with several positioning protrusions 42, and the lower part of the hollow frame 5 is provided with several limiting walls 52. The limiting walls 52 are located on the outer periphery of the supporting portion 51, and the outer side of the positioning protrusion 42 is close to the inner side of the limiting wall 52.

[0033] In this embodiment, a connecting piece is also included. The supporting portion 51 includes a supporting edge 511 and a fixing column 512. The fixing column 512 is located between the supporting edge 511 and the limiting wall 52. The outer ring edge 41 is placed on the supporting edge 511. A fixing through hole 421 is provided on the positioning convex edge 42. A fixing screw hole 513 is provided on the fixing column 512 at a position corresponding to the fixing through hole 421. The connecting piece passes through the fixing through hole 421 from bottom to top and is connected to the fixing screw hole 513 (the connecting piece is a common connecting screw, which is not shown).

[0034] As a more specific solution, several first connecting columns 53 extend downward from the lower part of the hollow frame 5, and a second connecting column 111 is provided on the installation space 11 at the position corresponding to the first connecting column 53. One end of the first connecting column 53 is inserted into the second connecting column 111, and a connecting screw passes through the second connecting column 111 from bottom to top and is connected to the first connecting column 53. The connecting screw is not shown.

[0035] As a more specific solution, an outer folding edge 54 is provided on the upper periphery of the hollow frame 5 , and an accommodating groove 12 is provided on the outer shell 1 located at the opening periphery of the installation space 11 , and the outer folding edge 54 is inserted into the accommodating groove 12 .

[0036] As a more preferred embodiment, an atmosphere light assembly 6 is also included. The outer shell 1 includes a base 13 and an upper shell 14. The upper shell 14 is fixed to the upper part of the base 13 and the installation space 11 is enclosed between the upper shell 14 and the base 13. The outer side of the atmosphere light assembly 6 is fixed between the outer wall of the base 13 and the outer wall of the upper shell 14.

[0037] In this embodiment, the atmosphere lamp assembly 6 includes a lamp housing 61 made of a light-transmitting material and a lamp strip 62 fixed in the lamp housing 61 . The lamp strip 62 is electrically connected to the control module 3 .

[0038] In this embodiment, an annular groove 131 is provided on the base 13, and the lamp housing 61 includes an inner edge 611, an upper connecting edge 612 and an outer edge 613. The inner edge 611 is inserted into the annular groove 131 and the inner edge 611 is close to the inner wall of the annular groove 131. The outer edge 613 is fixed between the outer wall of the base 13 and the outer wall of the upper shell 14. The light strip 62 is fixed at the lower part of the inner edge 611 and the top of the light strip 62 is lower than the top of the outer wall of the annular groove 131.

[0039] In this embodiment, several third connecting columns 7 extend upward from the upper part of the lamp housing 61, and a fourth connecting column 8 is provided on the installation space 11 at a position corresponding to the third connecting column 7. One end of the fourth connecting column 8 is inserted into the third connecting column 7, and a connecting screw passes through the third connecting column 7 from bottom to top and is connected to the fourth connecting column 8. The connecting screw is not shown.

[0040] As a more specific solution, the electric heating body 2 is an electric heating plate, and a fixing seat 21 is provided at the bottom of the electric heating plate. A fixing hole 22 is opened on the fixing seat 21, and an NTC thermistor is inserted into the fixing hole 22. One end of the NTC thermistor is against the bottom of the electric heating plate, and the NTC thermistor is electrically connected to the control module 3 (the NTC thermistor is not shown).

Claims

1. An improved structure of an electric heating base, comprising a housing (1) and an electric heating element (2), wherein the housing (1) is provided with an installation space (11), the installation space (11) is provided with a control module (3), and the control module (3) is electrically connected to the electric heating element (2), wherein: It also includes a mounting plate (4) made of a metal material and a hollow frame (5) made of a plastic material, wherein the mounting plate (4) is connected to the lower part of the hollow frame (5), the hollow frame (5) or the mounting plate (4) is fixed on the mounting space (11), and the electric heating element (2) is fixed on the mounting plate (4).

2. The improved structure of the electric heating base according to claim 1 is characterized in that: A receiving portion (51) is provided at the lower portion of the hollow frame (5), and an outer ring edge (41) is provided on the outer periphery of the mounting plate (4) at a position corresponding to the receiving portion (51), and the outer ring edge (41) is placed on the receiving portion (51).

3. The improved structure of the electric heating base according to claim 2, characterized in that: The outer ring edge (41) extends outward to form a plurality of positioning convex edges (42), and the lower portion of the hollow frame (5) is provided with a plurality of limiting walls (52), and the limiting walls (52) are located on the outer periphery of the supporting portion (51), and the outer side of the positioning convex edge (42) is close to the inner side of the limiting wall (52).

4. The improved structure of the electric heating base according to claim 3 is characterized in that: The invention also includes a connecting piece, wherein the supporting portion (51) includes a supporting edge (511) and a fixing column (512), the fixing column (512) is located between the supporting edge (511) and the limiting wall (52), the outer ring edge (41) is placed on the supporting edge (511), the positioning convex edge (42) is provided with a fixing through hole (421), and the fixing column (512) is provided with a fixing screw hole (513) at a position corresponding to the fixing through hole (421), and the connecting piece passes through the fixing through hole (421) from bottom to top and is connected to the fixing screw hole (513).

5. The improved structure of the electric heating base according to claim 1 is characterized in that: A plurality of first connecting columns (53) extend downward from the lower portion of the hollow frame (5), and a second connecting column (111) is provided on the installation space (11) at a position corresponding to the first connecting column (53). One end of the first connecting column (53) is inserted into the second connecting column (111), and a connecting screw passes through the second connecting column (111) from bottom to top and is connected to the first connecting column (53).

6. The improved structure of the electric heating base according to claim 1 is characterized in that: An outer folding edge (54) is provided on the upper periphery of the hollow frame (5), and a placement groove (12) is provided on the outer shell (1) located on the outer periphery of the opening of the installation space (11), and the outer folding edge (54) is inserted into the placement groove (12).

7. The improved structure of the electric heating base according to claim 1 is characterized in that: The housing (1) further comprises an ambient light assembly (6), wherein the housing (1) comprises a base (13) and an upper shell (14), wherein the upper shell (14) is fixed to the upper portion of the base (13) and the upper shell (14) and the base (13) enclose the installation space (11), and the outer side of the ambient light assembly (6) is fixed between the outer side wall of the base (13) and the outer side wall of the upper shell (14).

8. The improved structure of the electric heating base according to claim 7, characterized in that: The atmosphere lamp assembly (6) comprises a lamp housing (61) made of a light-transmitting material and a lamp strip (62) fixed in the lamp housing (61); the lamp strip (62) is electrically connected to the control module (3).

9. The improved structure of the electric heating base according to claim 8, characterized in that: An annular groove (131) is provided on the base (13), and the lamp housing (61) includes an inner side edge (611), an upper connecting side edge (612), and an outer side edge (613). The inner side edge (611) is inserted into the annular groove (131) and is close to the inner side wall of the annular groove (131). The outer side edge (613) is fixed between the outer side wall of the base (13) and the outer side wall of the upper housing (14). The light strip (62) is fixed to the lower part of the inner side edge (611) and the top of the light strip (62) is lower than the top of the outer side wall of the annular groove (131).

10. The improved structure of the electric heating base according to claim 8, characterized in that: A plurality of third connecting columns (7) extend upward from the upper portion of the lamp housing (61), and a fourth connecting column (8) is provided on the installation space (11) at a position corresponding to the third connecting column (7). One end of the fourth connecting column (8) is inserted into the third connecting column (7), and a connecting screw passes through the third connecting column (7) from bottom to top and is connected to the fourth connecting column (8).

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