KR100767694B1 - Electricity oven - Google Patents

Abstract

An electric oven is provided to improve the efficiency of the electric range by installing a packing between a worm heater and a top glass and concentrating a heat source of a worm heater on an insulation section of the top glass. An electric range includes a base plate(20), a top glass, and a worm heater assembly(70). A controller, a heater and other various parts are installed in the base plate. The top glass includes a heating section and an insulating section. The worm heater assembly is mounted on the base plate so as to correspond to the insulation section of the top glass. A support wing resiliently supports the worm heater assembly on the lower surface of the worm heater assembly. A vertical boss is formed on the base plate to fasten an engaging hole of the fastening member, penetrating the lower surface of the worm heater assembly.

Description

Electric range {ELECTRICITY OVEN}

1 is a perspective view showing a conventional electric range.

2 is an exploded perspective view of the electric range according to the present invention;

Figure 3 is a perspective view showing a worm heater in the electric range of the present invention.

4 is a cross-sectional view of one side of the worm heater cut away;

5 is a perspective view showing a state in which a worm heater is seated on the fixing member of the electric range according to the present invention.

Figure 6 is a functional state showing the state in which the receptor of the present invention is operated by seated on the fixing member of FIG.

<Explanation of symbols for each major part of drawing>

20: base plate 22: controller

25: electric heater 50: top glass

52: heating part 54: heat insulating part

70: worm heater assembly 72: receptor

74: worm heater 76: fixed bracket

80: fixing member 82: bottom plate

84: support wing 100: electric range

S: screw

The present invention relates to an electric range that is capable of simultaneously increasing warmth and safety assemblability by improving the structure for keeping cooked food warm.

In general, the electric range is configured to heat the cookware in which food is accommodated by heat transfer of high heat generated through the heat transfer member to the top glass.

The temperature of the heat transfer member applied to the top glass is approximately 500 to 600 ° C., and the top glass is mainly made of tempered glass so that the top glass is not easily broken through external impact.

In addition, the top glass is usually formed in a constant arrangement of 4-5 heating parts according to the specifications of the electric range, 1-2 of them are larger or smaller diameter than other heating parts to meet the standard of the cooking utensils. .

The heat transfer heater for heating the heating portion of the top glass is installed inside the container made of a ceramic material, the temperature sensor is attached to the outside of the container to detect the heat generated temperature of the heat transfer coil.

The electric range configured as described above is equipped with a worm heater in order to keep the cooked food at a constant temperature in recent years so that the food is always intake at the same temperature.

The worm heaters are positioned differently depending on the specifications, design, and practicality of the electric range, but are usually installed independently at the top glass edge or the center so that food is not interfered with other cooking vessels after the food is cooked.

1 is a perspective view showing a state in which a worm heater is installed on the edge of a conventional electric range.

As shown, the worm heater 3 of the conventional electric range 10 is installed by extending the base plate 1 to one side of the heat transfer heater 5 or in close contact with the base plate 1 using a separate panel. do. The worm heater 3 is formed in a substantially stick shape, and a plurality of worm heaters 3 are arranged at regular intervals on the base plate 1.

The operation of the worm heater 3 is made by the controller 4 which is installed adjacently. The controller 4 is installed to control the electric heater 5 and the worm heater 3 at the same time, and in a state in which the controller 4 is partitioned from the worm heater 3 so as not to damage each component through the high temperature of the worm heater 3. It is installed in the base plate 1.

Therefore, when the user operates the controller 4, the worm heater 3 generates heat according to the temperature or setting set in the controller 4, and the high temperature of the worm heater 3 is combined with the worm zone (worm heater 3). The portion where the top glass 7 is in close contact is heated to a constant temperature.

In this case, when a cooking vessel (not shown) is placed in the worm zone 7a, as the heat source of the worm heater 3 is supplied to the cooking vessel at a constant temperature, it is possible to maintain a constant temperature of the food contained in the cooking vessel. do.

However, in the conventional electric range, the number of parts of the worm heater 3 is large, so that the work process for installing the electric range 10 is complicated, and the heat source of the worm heater 3 constituting the worm zone 7a is lost to the outside. There is a problem of poor thermal insulation.

That is, the conventional worm heater 3 is formed in the form of a stick, and a plurality of them are installed at regular intervals, so that a cumbersome and complicated work process for mounting the worm heater 3 is accompanied, and in the case of the worm zone 7a, There is a lack or lack of means for maintaining airtightness between the glass 7 and the base plate 1 so that the heat source of the worm heater 3 is lost between the top glass 7 and the base plate 1 so that the worm There exists a problem that the heat retention of the zone 7a falls.

In addition, the heat loss of the above-mentioned electric range 10 is not limited to the heat retention of the silk worm heater 3.

In other words, when the heat source of the worm heater 3 is applied to the side of the heat transfer heater 5 installed on the base plate 1, various electric parts or electric wires connected to the heat transfer heater 5 are applied to the heat source of the worm heater 3. This can cause performance problems.

The present invention has been made in view of the above problems, to provide an electric range that can increase the heat retention, assembling, safety, etc. by improving the structure of the heat insulating portion to keep the food cooked by the heat transfer to a certain temperature The purpose is.

A detailed object of the present invention is to provide an airtight member between the worm heater and the top glass which form the worm zone so that the heat source of the worm heater can be intensively provided on the heat insulating portion of the top glass.

In order to achieve the above object effectively, the present invention provides a controller, an electric heater and a base plate provided with various electric parts; A top glass corresponding to the heat transfer heater and a heat insulating part, respectively, formed and seated on the base plate; A worm heater assembly installed on the base plate to correspond to the heat retaining portion of the top glass while maintaining airtightness with the top glass; And a fixing member installed on the base plate to elastically support the worm heater assembly. Characterized in that it comprises a.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

Figure 2 is an exploded perspective view of the electric range according to the present invention, Figure 3 is a perspective view showing a worm heater in the electric range of the present invention, Figure 4 is a cross-sectional view of one side of the worm heater, Figure 5 is in accordance with the present invention 6 is a perspective view illustrating a state in which a worm heater is seated on a fixing member of an electric range, and FIG. 6 is a functional state diagram illustrating a state in which the receptor of the present invention is seated and operated on the fixing member of FIG. 5.

As shown, the electric range 100 of the present invention is provided with an accommodating space therein, the base plate 20 is arranged to install a variety of electric heater 25 and various electric components, and coupled to the base plate 20 It is provided including a top glass 50 and a worm heater assembly 70 is installed on the base plate 10.

The base plate 20 is formed in a box shape in which the entire shape is opened by bending the circumferential surface of the flat panel upward. The hardness of the base plate 10 is made of a material having a light weight and relatively high hardness, while being able to expect durability to the extent that the overall shape is not easily deformed.

The base plate 20 is provided with a control box 22, an electric heater 25, and various electric components.

Of these, the electric heater 25 is installed by selecting the standardized because the quantity is determined according to the standard. The heat transfer heater 25 may be installed as long as it is a heater having a heat transfer function such as a radiant heater or an induction heater.

In addition, the control box 22 is installed at a position not interfered with by the heat transfer heater 25 installed in the base plate 20, and is electrically connected to the heat transfer heater 25.

At least one worm heater assembly 70 is installed on the base plate 20. The worm heater assembly 70 includes a container 72 having a container formed therein with a space therein, and a worm heater 74 inserted into and fixed to the container 72.

The receptor 72 has a flat upper edge portion formed in a flange shape. Heater insertion holes (not shown) are formed in the lower circumferential surface of the rim, and the heater insertion holes are formed at both sides of the peripheral surface of the receiver 72.

In addition, a guide protrusion 72a is formed at a central portion of the bottom surface of the receiver 72 to guide the bolt fastening to both sides of the bolt fastening hole together with the bolt fastening hole (not shown).

Receptor 72 is fixed through a screw (S) while the worm heater 74 is installed. When the worm heater 74 is installed in the receptor 72, both ends thereof are installed while passing through the heater insertion hole of the receptor 72.

Thus, the worm heater 74 is inserted into the receptor 72 while forming at least one bend, and the bend may vary depending on the length or warmth expectations of the worm heater 74 inserted into the receptor 72.

After the worm heater is inserted into the receptor 72, the worm heater 74 should be fixed to the receptor 72. For this purpose, the fixing bracket 76 is fitted to the worm heater 74 so as to allow screw fastening. Of course, the fixing bracket 76 is inserted into the container together with the worm heater 74 in a freely movable state by being fitted to the worm heater 74 before being inserted into the container 72.

Fixing bracket 76 is guided through the guide projection (72a) of the bottom surface of the receptor 72 is fixed to the receptor 72 through the screw (S).

Therefore, the worm heater 74 can be maintained in a stable state fixed to the receptor 72 through the fixing bracket 76.

The worm heater assembly 70 configured as described above is seated on the fixing member 80 installed on the base plate 20.

The fixing member 80 is fixed to the vertical protrusion 25 formed by lancing the bottom surface of the base plate 20, and in addition to the coupling with the vertical protrusion 25, the screw S is also fastened at the same time. Meanwhile, as illustrated in FIGS. 5 and 6, the vertical protrusions 25 may be configured to be fixed to penetrate the lower surfaces of the fixing member 80 and the receiver 72.

The characteristic of the fixing member 80 is to elastically support the receptor 72 of the worm heater assembly, and is installed at a position capable of supporting at least two points of the receptor 72.

In addition, the fixing member 80 used for the support of the receiver 72 may be a leaf spring including the elastic.

The fixing member 80 may be composed of a bottom plate 82 which is in close contact with the base plate 20 and a support wing 84 which is opposite to the bottom plate 82 and extends to both sides.

In the bottom plate 82, a coupling hole 82a for fitting the vertical protrusion 25 of the base plate is formed at a substantially center portion, and a bolt fastening hole 82b is formed to enable screwing to an adjacent position thereof. .

The support wing 84 serves to elastically support the receptor 72. The support wing 84 has a length that can sufficiently support the width of the receptor 72 to be seated, and is in close contact with the bottom surface of the receptor 72.

After the worm heater assembly 70 is supported through the fixing member 80, the top glass 50 is seated and fixed to the base plate 20.

When the top glass 50 is seated on the base plate 20, a plurality of heating parts 52 and thermal insulation parts 54 are formed to easily check the positions of the electric heater 25 and the worm heater assembly 70 from the outside. It is.

The heating part 52 and the heat keeping part 54 are formed to correspond to the quantity of the heat transfer heater 25 and the quantity of the worm heater assembly 70.

At this time, when the top glass 50 is coupled to the base plate 20, the bottom surface of the top glass 50 is pressed while pressing the electric heater 25 and the receptor 72. In this process, the fixing member 80 is pressed. The upper flange portion of the receptor 72 is in close contact with the bottom surface of the heat insulating portion 54 of the top glass to maintain airtightness.

When the top glass 50 is coupled to the base plate 20, a warm zone is naturally formed between the inner space of the receptor 72 and the top glass 50.

Referring to the operating state of the electric range of the present invention configured as described above are as follows.

When the user operates the controller 22 in a state in which a cooking vessel (not shown) is disposed in the heating unit 52 of the top glass, the heat transfer heater 25 generates heat. The heat generated by the heat transfer heater 25 is directly transferred to the heating unit 52 to heat the cooking vessel disposed in the heating unit 52.

After the cooking of the food is completed by heating the cooking container, the cooking container is moved to the warming part 54 in order to maintain the warmth of the food for a predetermined time.

In this case, when the food accommodated in the cooking container is food that does not require cooking and merely requires a warming function, the above process is omitted and is immediately disposed as the warming part 54.

When the cooking vessel is disposed in the warming unit 54, the user operates the controller 22 to apply power to the worm heater 25.

The worm heater 25, which is supplied with power, gradually generates a temperature while generating heat, and the elevated heat source is heat-transmitted to the heat insulating part 54 of the top glass.

At this time, the receptor 72 is in close contact with the bottom surface of the top glass 50 through the fixing member 80, the heat source of the worm heater assembly 70 is to continue to supply the heat source to the insulating portion 54. do.

Accordingly, the worm heater assembly 70 may maintain a state in which heat loss is minimized, thereby greatly increasing heat retention.

Meanwhile, the packing 77 may be installed in the receptor 72 of the worm heater assembly of the electric range component of the present invention to further increase the airtightness with the top glass 50.

The packing 77 may be a rubber material having excellent airtightness, and is fitted to the upper edge portion of the container 72. After the packing 77 is fitted, the top glass 50 naturally comes into close contact with the bottom surface of the top glass 50 when combined with the base plate 20.

At this time, the packing 77 may be formed of a double sealing structure to increase the airtightness with the top glass 50.

Therefore, the heat source leaking through the receptor 72 and the top glass 50 is prevented from leaking through the packing 77, so that the thermal insulation functionality of the electric range 100 can be greatly improved.

As described above, the electric range according to the present invention improves the structure of the heat insulating part for keeping food cooked through the heat transfer heater at a predetermined temperature, thereby increasing heat retention, assemblability, safety, and the like. Since the packing is installed between the and the top glass, the heat source of the worm heater can be intensively provided to the heat insulating portion of the top glass, thereby greatly improving the performance of the electric range.

Although the electric range according to the embodiment of the present invention has been described above, the present invention is not limited thereto, and those skilled in the art can of course apply and modify the electric range.

Claims (11)

A base plate on which a controller, an electric heater, and various electric parts are installed; A top glass corresponding to the heat transfer heater and a heat insulating part, respectively, formed and seated on the base plate; And a worm heater assembly installed on the base plate to correspond to the heat insulating portion of the top glass while maintaining airtightness with the top glass. A fixing member including a support wing for elastically supporting the worm heater assembly at a bottom surface of the worm heater assembly; And And a vertical protrusion provided in the base plate to fix the coupling hole of the fixing member and the lower surface of the worm heater assembly. The method of claim 1, The worm heater assembly is an electric range, characterized in that consisting of a container having a space formed therein, and a worm heater fixed to the receptor. The method of claim 2, The worm heater is an electric range, characterized in that both ends thereof are electrically connected to the controller while passing through the receptor, and is formed while forming a curved surface inside the receptor. The method of claim 2, The worm heater is connected to the fixing bracket is installed, the electric range characterized in that the fixing bracket is fixed to the receptor through a screw. The method of claim 1, The fixing member is an electric range, characterized in that the leaf spring elastically supporting two points of the worm heater assembly. delete The method of claim 2,  Electric range characterized in that it comprises a packing provided along the edge of the container in close contact with the top glass. delete delete The method of claim 7, wherein The packing is an electric range, characterized in that consisting of a double sealing structure for increasing the warmth of the worm heater. delete

Images