CN216814256U - Heat-insulation anti-scald electric heating furnace - Google Patents

Abstract

The utility model belongs to the field of household appliances, and particularly relates to a heat-insulating anti-scald electric heating furnace which comprises a heating plate assembly, a furnace base and a temperature adjusting device; the furnace base comprises a heat insulation ring, an outer shell, an inner shell and a supporting bottom plate; a waterproof ring matched with the heat insulation ring and a limiting sheet matched with the inner shell are arranged on a central hole of the outer shell; the top of the inner shell is provided with a positioning boss, and the bottom of the inner shell is provided with an outward flange; the outward flanging is provided with a positioning opening; the waterproof ring is provided with the positioning groove and the inverted buckle seat, the heat insulation ring is provided with the positioning column matched with the positioning groove and the inverted buckle matched with the inverted buckle seat, the installation is simple and convenient, the heat radiation of the heating plate assembly to the outer shell is reduced, the inner chamber and the outer chamber can only conduct heat and preserve heat through air, the direct heat transfer from the inner shell to the outer shell can be effectively blocked, and the low surface temperature and the non-scalding of the outer shell are ensured; can realize through waterproof circle that the thermal-insulated circle of cooperation forms round air space's heat preservation, play shell and base all thermal-insulated effect.

Description

Heat-insulation anti-scald electric heating furnace

Technical Field

The utility model relates to the field of household appliances, in particular to a heat-insulating anti-scald electric heating furnace.

Background

The electric heating furnace is a household kitchen appliance heated by electric energy, is mainly used for boiling water and dishes, mainly comprises a heating plate component, a shell and a temperature adjusting device, has the characteristics of simple structure, convenient operation and use, no environmental pollution, high automation degree and the like, and is widely applied to daily life of people.

The existing electric heating furnace has poor heat insulation effect, the surface of the shell can generate very high temperature in the using process, and scalding accidents can happen due to carelessness, so that serious potential safety hazards exist; therefore, a heat-insulating anti-scald electric heating furnace is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

In order to make up for the defects of the prior art and solve the problems that the prior electric heating furnace has poor heat insulation effect, the surface of a shell generates high temperature in the using process, scalding accidents can happen carelessly, and serious potential safety hazards exist, the utility model provides the heat insulation anti-scalding electric heating furnace.

The technical scheme adopted by the utility model for solving the technical problem is as follows: the utility model relates to a heat-insulating anti-scald electric heating furnace, which comprises a heating plate assembly, a furnace seat and a temperature adjusting device; the method is characterized in that: the furnace base comprises a heat insulation ring, an outer shell, an inner shell and a supporting bottom plate; a waterproof ring buckled with the heat insulation ring and a limiting sheet buckled with the inner shell are arranged on the central hole of the outer shell; the top of the inner shell is provided with a positioning boss, and the bottom of the inner shell is provided with an outward flange; the outward flanging is provided with a positioning opening; a first limiting hole is formed in the inner shell corresponding to the positioning hole; the supporting bottom plate is fixed on the outer shell and provided with a positioning sheet; the positioning sheet is provided with a second limiting hole corresponding to the first limiting hole; the inner shell is matched with the positioning sheet through the positioning hole and is arranged on the supporting bottom plate; the heating plate assembly is positioned above the heat insulation ring and is fixed on the positioning boss; the upper surface of the inner shell is fixedly connected with a heating plate assembly; the lower surface of the inner shell is fixedly connected with the supporting bottom plate; the inner shell and the supporting bottom plate form an inner chamber; the outer shell, the inner shell and the supporting bottom plate form an outer cavity surrounding the inner cavity; the outer chamber is communicated with the inner chamber through a heat dissipation port arranged on the inner shell; the upper surface of the inner shell fixedly connected with the heating plate component is fixedly connected with a heat insulation cotton layer through a fastener.

Preferably, the waterproof ring is provided with a positioning groove and an inverted buckle seat; the heat insulation ring is provided with a positioning column and a connecting column; the positioning groove is detachably inserted with the positioning column; the reverse buckle seat is matched with the connecting column, suspended and detachably fixedly connected at intervals; the waterproof ring is equally divided by the inverted buckle seat.

Preferably, the temperature adjusting device comprises a temperature control component, a temperature control seat and a temperature adjusting knob; the temperature control assembly, the temperature control seat and the temperature adjusting knob are electrically connected with the heating plate assembly and the power supply; the temperature control assembly is fixed on the temperature control fixing hole on the side of the panel of the outer shell through the temperature control seat; the temperature adjusting knob is installed on the temperature control component.

Preferably, the outer shell is provided with a through shell heat dissipation hole; and the supporting bottom plate is provided with a reinforcing rib matched with the flanging and a bottom plate heat dissipation hole communicated with the inner chamber.

Preferably, the bottom of the outer shell is provided with an inner flanging; the supporting bottom plate is fixed on the inner flanging; the upper surface of the inner shell is provided with a recess.

Preferably, the inner shell is provided with a wiring hole which is convenient for connecting the heating plate assembly and the temperature control assembly; a lamp hole is formed in the panel side of the outer shell; and an indicator light is arranged on the light hole.

Preferably, a foot pad is fixed on the support bottom plate; the outer shell and the supporting bottom plate are detachably and fixedly connected; the shell is provided with a label groove; the heating plate assembly, the heat insulation ring, the outer shell, the inner shell and the supporting bottom plate are connected through a connecting shaft.

Preferably, the inner shell and the support bottom plate are positioned and fixed through the first limiting hole and the second limiting hole which are matched with the cylindrical pin; an overheating safety thermostat is detachably and fixedly connected to the inner turning edge.

The utility model has the advantages that:

1. the inner shell and the bottom plate form an inner chamber, the outer shell, the inner shell and the bottom plate form an outer chamber surrounding the inner chamber, the outer chamber is communicated with the inner chamber through a heat dissipation port arranged on the inner shell, and is matched with the inner shell through a limiting piece and a positioning piece, so that the inner chamber and the outer chamber formed between the inner shell and the outer shell are consistent with the surrounding space, the inner chamber and the outer chamber can only conduct heat and preserve heat through air, the direct heat transfer from the inner shell to the outer shell can be effectively blocked, the surface temperature of the outer shell is low, hands are not scalded, and the potential safety hazard of scalding events caused by excessive surface temperature of the outer shell is solved; the waterproof ring can be matched with the heat insulation ring to form a circle of heat insulation layer with air intervals, so that the heat insulation cotton blocks the connection between the heating plate and the shell at the same time, and the shell and the base are heat-insulated;

2. be equipped with constant head tank and back-off seat on the waterproof circle, be equipped with on the heat insulating circle with constant head tank complex reference column and with back-off seat complex back-off, not only the installation is simple and convenient, forms the heat preservation through holding the air moreover and reduces the heat radiation of heating plate subassembly to the external casing to solve the problem that shell body surface discolours or surface protection layer drops.

3. The outer shell and the inner shell are supported and positioned through the limiting pieces and the positioning pieces, and are connected through the pins in an aligning mode through the first limiting holes and the second limiting holes, so that the installation is simple, the operation and the use are convenient, the mechanical performance is good, the deformation is not easy to occur, and the service life is long.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

Fig. 1 is a schematic perspective exploded view of the utility model;

FIG. 2 is a schematic view of the overall appearance structure of the utility model;

fig. 3 is a schematic front sectional view of the utility model;

fig. 4 is a schematic perspective view of the outer casing of the utility model;

fig. 5 is a schematic perspective view of the inner housing of the utility model;

fig. 6 is a schematic diagram of the three-dimensional structure of the bottom plate of the utility model.

In the figure: 1. a heat-generating board assembly; 2. a heat insulation ring; 3. an outer housing; 4. an inner housing; 5. a support base plate; 6. an indicator light; 7. a temperature control assembly; 8. a temperature control seat; 9. a temperature adjusting knob; 10. a foot pad; 11. an outer chamber; 12. an inner chamber; 21. a positioning column; 22. connecting columns; 23. a heat insulating cotton layer; 31. a lamp hole; 32. a temperature control fixing hole; 33. positioning a groove; 34. inward flanging; 35. a limiting sheet; 36. a back-off seat; 37. a waterproof ring; 38. a heat dissipation hole of the shell; 39. an overheat safety thermostat; 41. flanging; 42. a heat dissipation port; 43. a wiring hole; 44. positioning the boss; 45. positioning the opening; 46. a fastener; 47. a first limit hole; 51. heat dissipation holes of the bottom plate; 52. positioning plates; 53. reinforcing ribs; 54. a second limiting hole; 55. a label groove; 56. and (7) connecting the shafts.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-6, a heat-insulating anti-scald electric heating furnace comprises a heating plate assembly 1, a furnace base and a temperature adjusting device; the method is characterized in that: the furnace base comprises a heat insulation ring 2, an outer shell 3, an inner shell 4 and a supporting bottom plate 5; a waterproof ring 37 buckled with the heat insulation ring 2 and a limiting sheet 35 buckled with the inner shell 4 are arranged on the central hole of the outer shell 3; the top of the inner shell 4 is provided with a positioning boss 44, and the bottom is provided with an outward flange 41; the outward flanging 41 is provided with a positioning opening 45; a first limiting hole 47 is formed in the inner shell 4 corresponding to the positioning hole 45; the supporting bottom plate 5 is fixed on the outer shell 3 and is provided with a positioning sheet 52; the positioning sheet 52 is provided with a second limiting hole 54 corresponding to the first limiting hole 47; the inner shell 4 is matched with the positioning sheet 52 through the positioning hole 45 and is arranged on the supporting bottom plate 5; the heating plate assembly 1 is positioned above the heat insulation ring 2 and is fixed on the positioning boss 44; the upper surface of the inner shell 4 is fixedly connected with a heating plate component 1; the lower surface of the inner shell 4 is fixedly connected with a supporting bottom plate 5; the inner shell 4 and the supporting bottom plate 5 form an inner chamber 12; the outer shell 3, the inner shell 4 and the supporting bottom plate 5 form an outer chamber 11 surrounding an inner chamber 12; the outer chamber 11 is communicated with the inner chamber 12 through a heat radiation port 42 arranged on the inner shell 4; the upper surface of the inner shell 4 fixedly connected with the heating plate component 1 is fixedly connected with a heat insulation cotton layer 23 through a fastener 46; the during operation, constitute interior chamber 12 through interior casing 4 and supporting baseplate 5, shell body 3, interior casing 4 and supporting baseplate 5 constitute the outer chamber 11 that surrounds interior chamber, outer chamber 12 communicates through the thermovent 42 that sets up on interior casing 4 with interior chamber 11, through the cooperation of locating hole 45 on locating piece 52 and the interior casing 4, can make interval unanimous all around between interior casing 4 and the shell body 3, interior chamber 12 can only pass through the air heat transfer with outer chamber 11, can effectively block interior casing 4 and directly conduct heat to outer casing 3, guarantee that shell body 3 surface temperature is low, do not scald one's hand, thereby solve the excessive potential safety hazard that causes the scald incident of shell body 3 surface temperature.

In order to facilitate installation, the waterproof ring 37 is provided with a positioning groove 33 and a reversing seat 36; the heat insulation ring 2 is provided with a positioning column 21 and a connecting column 22; the positioning groove 33 is detachably inserted with the positioning column 21; the reverse buckle seat 36 is matched with the connecting column 22 and is suspended and detachably fixedly connected with the connecting column at intervals; the waterproof ring 37 is equally divided by the inverted buckle seat 36; during operation, through three waterproof circle 37, play and support peripheral middle unsettled effect to reach energy-conserving thermal-insulated locking heat and not run off, cooperate unsettled interval through back-off seat 36 and spliced pole 22 that has a take the altitude and can dismantle the rigid coupling, make to form an air interval between thermal-insulated circle 2 and the shell body 3, thereby formed an air heat preservation, isolated inside heat effluvium causes the scald.

In order to control the temperature conveniently, the temperature adjusting device comprises a temperature control component 7, a temperature control seat 8 and a temperature adjusting knob 9; the temperature control component 7, the temperature control seat 8 and the temperature adjusting knob 9 are electrically connected with the heating plate component 1 and the power supply; the temperature control component 7 is fixed on a temperature control fixing hole 32 on the panel side of the outer shell 3 through a temperature control seat 8; the temperature adjusting knob 9 is arranged on the temperature control component 7; during operation, the temperature of the electric heating furnace can be effectively adjusted through the temperature adjusting device, so that different heating temperature requirements are met.

In order to achieve a better heat dissipation effect, a through housing heat dissipation hole 38 is formed in the outer housing 3; the supporting bottom plate 5 is provided with a reinforcing rib 53 matched with the outward flanging 41 and a bottom plate heat dissipation hole 51 communicated with the inner chamber 12; during operation, redundant heat dissipation influencing normal operation of the components can be dissipated in time through the heat dissipation holes 38 of the shell, so that the normal operation temperature of the components is guaranteed, and redundant heat can be dissipated in time through the heat dissipation holes 51 of the bottom plate.

In order to improve the mechanical performance and the product aesthetic effect, the bottom of the outer shell 3 is provided with an inner flanging 34; the supporting bottom plate 5 is fixed on the inward flanging 34; the upper surface of the inner shell 4 is provided with a recess; the during operation is through in-turned edge 34 for support more stable, be equipped with through the upper surface of interior casing 4 and cave in, make and form an air heat preservation between the upper surface of interior casing 4 and the thermal-insulated cotton layer 23, thereby prevent the transmission of the direct physical contact of heat that heating plate subassembly 1 produced to other parts.

In order to facilitate installation, the inner shell 4 is provided with a wiring hole 43 which facilitates connection of the heating plate assembly 1 and the temperature control assembly 7; a lamp hole 31 is formed in the panel side of the outer shell 3; the lamp hole 31 is provided with an indicator lamp 6; during operation, can know inside components and parts operating condition through pilot lamp 6, discovery that can be audio-visual when the electric original paper of inside goes wrong to the maintenance with prevent to produce bigger harm.

In order to facilitate heat dissipation and heat insulation, a foot pad 10 is fixed on the support bottom plate 5; the outer shell 3 and the supporting bottom plate 5 are detachably and fixedly connected; a label groove 55 is formed in the outer shell 3; the heating plate assembly 1, the heat insulation ring 2, the outer shell 3, the inner shell 4 and the support bottom plate 5 are connected through a connecting shaft 56; during operation, can carry out preliminary disintegration to heating panel subassembly 1, thermal-insulated circle 2, shell body 3, interior casing 4 and supporting baseplate 5 through dismantling connecting axle 56 and dismantle to convenient subsequent dismantlement makes heating panel subassembly 1, thermal-insulated circle 2, shell body 3, interior casing 4 and supporting baseplate 5 between fixed more stable through a plurality of fasteners 46.

For convenience of installation and safety, the inner shell 4 and the support bottom plate 5 are positioned and fixed by matching the first limiting hole 47 and the second limiting hole 54 with the cylindrical pin; an overheating safety thermostat 39 is detachably and fixedly connected to the inner flange 34; during operation, can be simple spacing fixed and dismantlement to inner casing 4 and supporting baseplate 5 through the cylindric lock, through overheated safe thermostat 39, can be so that the heat that heating plate subassembly 1 sent can automatic power cut-off when overheated, realize safety protection.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing shows and describes the general principles, principal features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed.

Claims (8)

1. A heat-insulating anti-scald electric heating furnace comprises a heating plate component (1), a furnace base and a temperature adjusting device; the method is characterized in that: the furnace base comprises a heat insulation ring (2), an outer shell (3), an inner shell (4) and a supporting bottom plate (5); a waterproof ring (37) buckled with the heat insulation ring (2) and a limiting sheet (35) buckled with the inner shell (4) are arranged on the center hole of the outer shell (3); the top of the inner shell (4) is provided with a positioning boss (44), and the bottom of the inner shell is provided with an outward flanging (41); the outward flanging (41) is provided with a positioning opening (45); a first limiting hole (47) is formed in the inner shell (4) corresponding to the positioning hole (45); the supporting bottom plate (5) is fixed on the outer shell (3) and is provided with a positioning sheet (52); a second limiting hole (54) corresponding to the first limiting hole (47) is formed in the positioning sheet (52); the inner shell (4) is matched with the positioning sheet (52) through the positioning opening (45) and is arranged on the supporting bottom plate (5); the heating plate assembly (1) is positioned above the heat insulation ring (2) and is fixed on the positioning boss (44); the upper surface of the inner shell (4) is fixedly connected with a heating plate component (1); the lower surface of the inner shell (4) is fixedly connected with the supporting bottom plate (5); the inner shell (4) and the supporting bottom plate (5) form an inner chamber (12); the outer shell (3), the inner shell (4) and the supporting bottom plate (5) form an outer chamber (11) surrounding the inner chamber (12); the outer chamber (11) is communicated with the inner chamber (12) through a heat dissipation port (42) arranged on the inner shell (4); the upper surface of the inner shell (4) fixedly connected with the heating plate component (1) is fixedly connected with a heat insulation cotton layer (23) through a fastener (46).

2. A heat insulating, scald preventing, electric heating furnace as claimed in claim 1; the method is characterized in that: the waterproof ring (37) is provided with a positioning groove (33) and a reversing seat (36); the heat insulation ring (2) is provided with a positioning column (21) and a connecting column (22); the positioning groove (33) is detachably inserted with the positioning column (21); the inverted buckle seat (36) is matched with the connecting column (22) and is suspended and detachably fixedly connected with the connecting column at intervals; the waterproof ring (37) is equally divided by the inverted buckle seat (36).

3. A heat insulating, scald preventing, electric heating furnace as claimed in claim 2; the method is characterized in that: the temperature adjusting device comprises a temperature control component (7), a temperature control seat (8) and a temperature adjusting knob (9); the temperature control component (7), the temperature control seat (8) and the temperature adjusting knob (9) are electrically connected with the heating plate component (1) and the power supply; the temperature control component (7) is fixed on a temperature control fixing hole (32) on the panel side of the outer shell (3) through a temperature control seat (8); the temperature adjusting knob (9) is arranged on the temperature control component (7).

4. A heat insulating, scald preventing, electric heating furnace as claimed in claim 3; the method is characterized in that: the outer shell (3) is provided with a through shell heat dissipation hole (38); and the supporting bottom plate (5) is provided with a reinforcing rib (53) matched with the flanging (41) and a bottom plate heat dissipation hole (51) communicated with the inner chamber (12).

5. A heat insulating, scald preventing, electric heating furnace as claimed in claim 4; the method is characterized in that: the bottom of the outer shell (3) is provided with an inner flanging (34); the supporting bottom plate (5) is fixed on the inward flanging (34); the upper surface of the inner shell (4) is provided with a recess.

6. A heat insulating, scald preventing, electric heating furnace as claimed in claim 5; the method is characterized in that: the inner shell (4) is provided with a wiring hole (43) which is convenient for the connection of the heating plate component (1) and the temperature control component (7); a lamp hole (31) is formed in the panel side of the outer shell (3); and an indicator lamp (6) is arranged on the lamp hole (31).

7. A heat insulating, scald preventing, electric heating furnace as claimed in claim 6; the method is characterized in that: a foot pad (10) is fixed on the support bottom plate (5); the outer shell (3) and the supporting bottom plate (5) are detachably and fixedly connected; a label groove (55) is formed in the outer shell (3); the heating plate assembly (1), the heat insulation ring (2), the outer shell (3), the inner shell (4) and the supporting bottom plate (5) are connected through a connecting shaft (56).

8. A heat insulated, scald proof electric heater as defined in claim 7; the method is characterized in that: the inner shell (4) and the support bottom plate (5) are positioned and fixed through a first limiting hole (47) and a second limiting hole (54) which are matched with a cylindrical pin; an overheating safety thermostat (39) is detachably and fixedly connected to the inner flanging (34).

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