CN218237565U

CN218237565U - Electric heating stove

Info

Publication number: CN218237565U
Application number: CN202221276501.9U
Authority: CN
Inventors: 黄廷汉
Original assignee: Zhejiang Andong Electronics Technology Co ltd
Current assignee: Zhejiang Andong Electronics Technology Co ltd
Priority date: 2022-05-25
Filing date: 2022-05-25
Publication date: 2023-01-06
Anticipated expiration: 2032-05-25

Abstract

The utility model discloses an electric heater, a heating coil that adopts built-in electric heating tube carries out equipment that heats, the structure is the closed assembly formula combination, the dish support that generates heat shelves the up end of installing in the shell main part, the lower extreme cup joints with the shell main part, the heat insulating sheet is installed in the counter bore of dish support that generates heat, the embedded dish that generates heat of establishing the electrothermal tube is cast iron material, shelve and install in dish support upper end that generates heat, heat insulating support packs into in the dish support inner chamber that generates heat, heat insulating support top and with the spacing screw rigidity of the disk body that generates heat, heat insulating support bottom and bottom rigidity, adopt screw rod and nut to make up electric heater body built-up connection for the whole, the bracket shelves and installs the upper end in the shell main part, the utility model discloses the dish temperature rise of generating heat of cast iron is stable, and constant temperature performance is high, the heat insulating sheet, the dish support that generates heat, the bottom three-layer is thermal-insulated, effectually blocks heat conduction route, the high temperature heat transfer hidden danger of the dish that blocks to the maximum, avoids high temperature messenger user to scald.

Description

Electric heating stove

Technical Field

The utility model belongs to the technical field of an electric heater unit class technique and specifically relates to an electric heating furnace.

Background

The electric heater is a cooking kitchen electrical appliance commonly used, and conventional electric heater structure is shelved formula for the electric hot tray of cast aluminium material and is installed on electric heater's furnace body, simultaneously, in order to save cost or other reasons, empty shelly furnace body bottom also installs the apron and covers empty shelly furnace body bottom, and electric heater similar to conventional structure also has synchronously following drawback:

1. although the electric heating disc made of the cast aluminum material has fast heat conduction, the electric heating disc has fast heat dissipation, is easy to oxidize in a high-temperature state for a long time, generates a thin film of aluminum oxide on the surface and simultaneously has the problem of reduced heat conductivity, and simultaneously has higher temperature instability factor and poor constant temperature and temperature rise continuous and stable effect due to the factor of an application environment;

2. when the electric heating pipe at the lower end of the electric heating disc made of the cast aluminum material heats the electric heating disc made of the cast aluminum material, heat energy is radiated and conducted downwards synchronously, a heat conduction path is smooth, in practical application, a furnace body of the electric heating furnace is enabled to absorb heat energy to heat up quickly, and in the process of radiating and conducting the heat energy downwards, the heat energy is impacted on a table top to collide, and then the heat energy is diffused to the periphery, so that the local environment temperature of a user sitting around the electric heating furnace is increased.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects of the prior art and provide an electric heating furnace, which is a device for heating by adopting a heating plate with an electric heating tube inside, wherein a shell main body is of an inner hollow type, the upper end and the lower end of the shell main body are respectively provided with a through hole with corresponding positions, a heating plate bracket is placed and installed on the upper end surface of the shell main body, and a lower end through hole is in linear sleeve joint with the outer circumference of the bottom of the inclined plane of a step ring of the electric heating furnace body; the heat insulation sheet is arranged in a counter bore of the heating disc support, the heating disc embedded with the electric heating tube is made of cast iron, the heat insulation sheet is placed at the upper end of the heating disc support, the heat insulation support is arranged in an inner cavity of the heating disc support, the top of the heat insulation support is fixed with a limiting screw hole of the heating disc body, and the bottom of the heat insulation support is fixed with the bottom cover; nut and screw rod spiro union are whole, and the electric heater body built-up connection is shelved to the bracket and installs in the upper end of shell main part, including the dish rail that generates heat, the utility model discloses the dish temperature rise that generates heat of cast iron is stable, and constant temperature performance is high, and the heat shield, the dish support that generates heat, bottom three-layer are thermal-insulated, effectually block heat-conducting route, and the high temperature heat transfer that the dish that generates heat was blocked to the at utmost is to shell main part, avoids the potential safety hazard that high temperature messenger user scalded.

In order to achieve the above purpose, the technical scheme of the utility model is that: an electric heating furnace is equipment for heating carbon by adopting an electric heating tube, and comprises an electric heating furnace body, wherein the electric heating furnace body is provided with a shell main body, and the side surface of the shell main body is provided with an adjusting switch;

the electric heating furnace body is of an internal hollow type, the upper end and the lower end of the electric heating furnace body are respectively provided with a through hole corresponding to the position, a through hole opening at the upper end is provided with a raised step ring, and the outer side surface of the step ring is an inclined plane;

the heating plate support is arranged on the upper end face of the electric heating furnace body in a shelving manner, and a through hole at the lower end of the heating plate support is in linear sleeve joint with the outer circumference of the bottom of the inclined plane of the step ring of the electric heating furnace body;

a counter bore is arranged at the upper opening of the through hole of the heating disc support, the heat insulation sheet is arranged in the counter bore of the heating disc support, and the lower end face of the heat insulation sheet is in ring-shaped fit with the inner end face of the counter bore of the heating disc support;

the heating disc is formed by combining a heating disc body and an electric heating tube, a spiral groove is formed in one side surface of the heating disc body, the electric heating tube is embedded into the spiral groove and fixed, and connecting terminals extending outwards are arranged at two ends of the electric heating tube;

a screw hole is formed in the middle of the heating disc body and is in threaded connection with the screw rod, and the outward extending direction of the threaded screw rod is consistent with that of the wiring terminal;

the heating disc body is placed and installed at the upper end of the heating disc support, the wiring terminal extends downwards to enter the inner cavity of the heating disc support, and the screw extends downwards and exposes out of the bottom of the heating disc support;

the heat insulation support is arranged in the inner cavity of the heating disc support, the top of the heat insulation support is fixed with the position of the limiting screw hole of the heating disc body, and the bottom of the heat insulation support is fixed with the position of the bottom cover;

the nut is in threaded connection with the screw rod to combine and connect the electric heating furnace body into an integral piece;

the bracket is arranged at the upper end of the shell main body and encloses the heating plate.

Further, the wiring terminal is communicated with the regulating switch circuit.

Further, the adjusting switch comprises a knob type, an electric control adjusting module at one end of the adjusting switch is located in the shell main body, and the electric control adjusting module is communicated with the wiring terminal circuit.

Further, a through hole is formed in the middle of the heat insulation sheet, a waist-shaped hole is formed in one side of the through hole, and the positions of the through hole and the waist-shaped hole are matched with the positions of the wiring terminal and the screw rod on the heating plate.

Further, the heating disc body is made of cast iron.

Further, the fixing mode of the electric heating tube and the spiral groove is any one of an embedded type, a pouring type and a damping type.

Further setting, the bracket upper end of integral type is hollow metal loop, and a plurality of downwardly extending's supporting legs of metal loop downside circumference equipartition, the outer circumference diameter that the inner circle diameter that a plurality of supporting legs constitute is greater than the dish support that generates heat.

Further, a plurality of supporting blocks are uniformly distributed on the circumference of the upper end face of the heating plate support.

The utility model has the advantages that: the utility model discloses the dish temperature rise that generates heat of cast iron is stable, and constant temperature performance is high, and the heat shield, the dish support that generates heat, bottom three-layer are thermal-insulated, effectually block hot-conducting route, and the high temperature heat transfer that the dish that generates heat was blocked to the at utmost is to shell main part, avoids the potential safety hazard that high temperature messenger user scalded.

Drawings

FIG. 1 is a schematic view of the present invention;

fig. 2 is a front view of the present invention;

FIG. 3 is a bottom view of FIG. 2;

FIG. 4 is an exploded view of FIG. 3;

fig. 5 is a bottom view of the heating plate of fig. 4.

In the figure: the heating plate comprises a heating plate 1, a heating plate body 101, a spiral groove 102, an electric heating tube 103, a connecting terminal 104, a screw hole 105, a limit screw hole 106, a screw rod 2, a heat insulation sheet 3, a heating plate support 4, a shell main body 5, an adjusting switch 501, a heat insulation support 6, a bottom cover 7, a nut 8, a bracket 9 and an electric heating furnace body 10.

Detailed Description

The technical solution of the present invention is further specifically described below by way of examples and with reference to the accompanying drawings.

As shown in fig. 1 to 4, an electric heating furnace is a device for heating by using a heating plate with an electric heating tube built therein, a shell main body 5 is hollow, the upper end and the lower end of the shell main body are provided with through holes corresponding in position, a heating plate support 4 is arranged on the upper end surface of the shell main body 5, and a lower end through hole is in linear sleeve joint with the outer circumference of the bottom of an inclined plane of a step ring of an electric heating furnace body 10; the heat insulation sheet 3 is arranged in a counter bore of the heating disc support 4, the heating disc 1 embedded with the electric heating tube 103 is made of cast iron and is placed at the upper end of the heating disc support 4, the heat insulation support 6 is arranged in the inner cavity of the heating disc support 4, the top of the heat insulation support 6 is fixed with a limiting screw hole 106 of the heating disc body 101, and the bottom of the heat insulation support 6 is fixed with the bottom cover 7;

nut

8 and 2 spiro union of screw rod are integral to 10 built-up connection of electric heater body, and bracket 9 shelves and installs in the upper end of shell main part 5, including 1 rail of dish that generates heat, the utility model discloses the dish temperature rise that generates heat of cast iron is stable, and constant temperature performance is high, and heat shield 3, the dish support 4 that generates heat, bottom 7 three-layer are thermal-insulated, and is effectual to heat-conduction path block, and the at utmost blocks the high temperature heat transfer of the dish that generates heat and to shell main part 5, avoids the potential safety hazard that high temperature messenger user scalded.

The first embodiment is as follows:

the electric heating furnace body 10 is provided with a shell main body 5, the side surface of the shell main body 5 is provided with an adjusting switch 501, the adjusting switch 501 comprises but is not limited to a knob type, a damping sliding type and a gear adjusting type, an electric control adjusting module at one end of the adjusting switch 501 is positioned in the shell main body 5 and is in circuit communication with a wiring terminal 104, the wiring terminal 104 of an electric heating pipe 103 is in circuit communication with the adjusting switch 501, and the operation start and the closing and the temperature lifting adjustment of the heating plate 1 are controlled by the operation of the adjusting switch 501;

the heating tray body 101 is made of cast iron, the spiral electric heating tube 103 is embedded in the spiral groove 102 of the heating tray body 101 and fixed, the fixing modes include but are not limited to damping type embedded installation and local wrapping type installation, after the spiral electric heating tube 103 and the spiral groove 102 are installed and fixed, three surfaces of the electric heating tube 103 are all attached to three surfaces of the spiral groove 102, the heating tray body 101 can efficiently absorb heat energy conduction generated by the electric heating tube 103, the temperature rise of the cast iron heating tray body 101 is stable and constant, the constant temperature and the continuous and stable effect of the temperature rise are good, and the defects that the heat dissipation is fast and the heat transfer effect is reduced after high-temperature oxidation of the cast aluminum electric heating tray body are solved;

the electric heater body 10 has the three-layer from the top to the bottom to insulate against heat, be heat shield 3 respectively, the bottom 7 of 5 bottoms of heating plate support 4 and shell main part, the heat energy that has blockked heating plate 1 downward diffusion is blocked by heat shield 3, the bottom 7 of heating plate support 4 and shell main part 5 bottom blocks, block decurrent heat transfer route, and make the heat energy of downward diffusion form ascending vortex effect after being blockked, further stack respectively shelve on heating plate 1 and heating plate 1 on kitchen utensils and appliances, do benefit to kitchen utensils and appliances and absorb more heat energy, rapid intensification, improve the heat energy rate of utilization of heating plate 1.

A small amount of heat energy escaping in a downward radiation mode enters the hollow shell main body 5 to be cooled, the louver is arranged on the side face of the periphery of the shell main body 5, the effect of temperature difference convection with external ambient air is facilitated, the flowing air takes away waste heat, the shell main body 5 is further cooled, and the normality is maintained continuously.

The heating plate support 4 is placed and installed on the upper end face of the electric heating furnace body 10, and a through hole at the lower end of the heating plate support 4 is in linear sleeve joint with the outer circumference of the bottom of the inclined plane of the step ring of the electric heating furnace body 10; the counter bore is established to the through-hole upper shed of dish support 4 that generates heat, and heat insulating sheet 3 installs in the counter bore of dish support 4 that generates heat, and the lower terminal surface of heat insulating sheet 3 and the interior terminal surface circle laminating of the counter bore of dish support 4 that generates heat reach the function of radial position location and restraint when the stack dress formula is connected.

As shown in fig. 5, the heating plate 1 is formed by combining a heating plate body 101 and an electric heating tube 103, wherein a spiral groove 102 is formed on one side surface of the heating plate body 101, the electric heating tube 103 is embedded into the spiral groove 102 and fixed, and connection terminals 104 extending outwards are arranged at two ends of the electric heating tube 103.

When the electric heating furnace body 10 is assembled, the heating disc body 101 is placed at the upper end of the heating disc support 4, the wiring terminal 104 extends downwards to enter the inner cavity of the heating disc support 4, and the screw rod 2 extends downwards and exposes out of the bottom of the heating disc support 4;

the heat insulation support 6 is arranged in the inner cavity of the heating plate support 4, the top of the heat insulation support 6 is fixed with the position of the limit screw hole 106 of the heating plate body 101, the bottom of the heat insulation support 6 is fixed with the position of the bottom cover 7, the heat insulation support is effectively fixedly connected with the heating plate 1 and the bottom cover 7, the circumferential rotation of the heating plate 1 is limited in angle, and the problems that the heating plate 1 rotates or topples over and breaks away from in use are avoided.

The nut 8 is in threaded connection with the screw rod 2, and the electric heating furnace body 10 is combined and connected into a whole;

the bracket 9 is arranged at the upper end of the shell main body 5 in a laying way and encloses the heating plate 1;

the electric heating furnace body 10 of the stacked structure is convenient to assemble and disassemble after application when in application, is convenient to carry and clean, is beneficial to application in indoor places and outdoor application, and greatly expands the application range.

The advantages of the technical solution in practical application include, but are not limited to, the following:

1. the heating plate 1 made of cast iron material has stable and continuous temperature rise;

2. the electric heating furnace body 10 has three layers of heat insulation from top to bottom, namely a heat insulation sheet 3, a heating plate support 4 and a bottom cover 7 at the bottom of a shell main body 5, the heat energy diffused downwards by the heating plate 1 is blocked by the heat insulation sheet 3, the heating plate support 4 and the bottom cover 7 at the bottom of the shell main body 5, a downward heat transfer path is blocked, the heat energy diffused downwards is blocked to form an upward vortex effect, the heat energy is further superposed on kitchen utensils placed on the heating plate 1 and the heating plate 1, the kitchen utensils can absorb more heat energy, the temperature is quickly raised, and the heat energy utilization rate of the heating plate 1 is improved;

3. the shell main body 5 is not scalding hands and is safer.

This technical scheme adopts cast iron material's dish 1 that generates heat, and the temperature rise is steady and continuous stable to adopt the three-layer to insulate against heat, block the decurrent heat transfer route of dish 1 heat energy that generates heat, and make the heat energy of downward diffusion form ascending vortex effect after being blockked, further superpose on the kitchen utensils and appliances of respectively shelving on dish 1 and the dish 1 that generates heat generate heat, do benefit to the kitchen utensils and appliances and absorb more heat energy, more fast intensification improves the heat energy rate of utilization of dish 1 that generates heat.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the protection scope of the present invention.

Claims

1. An electric heating furnace is a device which adopts a heating plate with an electric heating tube inside to heat, and is characterized in that: the electric heating furnace comprises an electric heating furnace body (10), wherein the electric heating furnace body (10) is provided with a shell main body (5), and the side surface of the shell main body (5) is provided with an adjusting switch (501);

the shell main body (5) is of an inner hollow type, through holes corresponding to the upper end and the lower end are formed in the upper end and the lower end respectively, a raised step ring is arranged at a through hole opening in the upper end, and the outer side surface of the step ring is an inclined plane;

the heating plate support (4) is placed and installed on the upper end face of the electric heating furnace body (10), and a through hole at the lower end of the heating plate support (4) is in linear sleeve joint with the outer circumference of the bottom of the inclined plane of the step ring of the electric heating furnace body (10);

a counter bore is arranged at the upper opening of the through hole of the heating disc support (4), the heat insulation sheet (3) is arranged in the counter bore of the heating disc support (4), and the lower end face of the heat insulation sheet (3) is in ring-shaped fit with the inner end face of the counter bore of the heating disc support (4);

the heating plate (1) is formed by combining a heating plate body (101) and an electric heating tube (103), a spiral groove (102) is formed in one side surface of the heating plate body (101), the electric heating tube (103) is embedded into the spiral groove (102) and fixed, and two ends of the electric heating tube (103) are provided with connecting terminals (104) extending outwards;

a screw hole (105) is formed in the middle of the heating disc body (101), the screw hole (105) is in threaded connection with the screw rod (2), and the outward extending direction of the threaded screw rod (2) is consistent with that of the wiring terminal (104);

the heating disc body (101) is placed at the upper end of the heating disc support (4), the wiring terminal (104) extends downwards to enter the inner cavity of the heating disc support (4), and the screw rod (2) extends downwards and exposes out of the bottom of the heating disc support (4);

the heat insulation support (6) is arranged in the inner cavity of the heating disc support (4), the top of the heat insulation support (6) is fixed with a limiting screw hole (106) of the heating disc body (101), and the bottom of the heat insulation support (6) is fixed with the bottom cover (7);

the nut (8) is in threaded connection with the screw (2) to combine and connect the electric heating furnace body (10) into an integral piece;

the bracket (9) is arranged at the upper end of the shell main body (5) in a laying way and encloses the heating plate (1).

2. An electrothermal furnace according to claim 1, wherein: the connecting terminal (104) is in circuit communication with the regulating switch (501).

3. An electrothermal furnace according to claim 1, wherein: the adjusting switch (501) comprises a knob type, an electric control adjusting module at one end of the adjusting switch (501) is located in the shell main body (5), and the electric control adjusting module is communicated with the wiring terminal (104) in a circuit mode.

4. An electric heating furnace as claimed in claim 1, characterized in that: establish the through-hole in the middle of heat insulating sheet (3), waist type hole is established to through-hole one side, and the through-hole accords with binding post (104), screw rod (2) position on with the dish that generates heat (1) with waist type hole position.

5. An electric heating furnace as claimed in claim 1, characterized in that: the heating disc body (101) is made of cast iron.

6. An electric heating furnace as claimed in claim 1, characterized in that: the fixing mode of the electrothermal tube (103) and the spiral groove (102) is any one of an embedded type, a pouring type and a damping type.

7. An electric heating furnace as claimed in claim 1, characterized in that: the upper end of the integrated bracket (9) is a hollow metal ring, a plurality of supporting legs extending downwards are uniformly distributed on the circumference of the lower side surface of the metal ring, and the diameter of an inner ring formed by the supporting legs is larger than the diameter of the outer circumference of the heating disc support (4).

8. An electric heating furnace as claimed in claim 1, characterized in that: a plurality of supporting blocks are uniformly distributed on the circumference of the upper end surface of the heating disc support (4).