KR101692626B1

KR101692626B1 - Gas cooker

Info

Publication number: KR101692626B1
Application number: KR1020150088239A
Authority: KR
Inventors: 박찬엽; 정진욱; 홍순도; 박영준; 예진해
Original assignee: 엘지전자 주식회사
Priority date: 2015-06-22
Filing date: 2015-06-22
Publication date: 2017-01-03
Also published as: KR20160150365A

Abstract

[0001] The present invention relates to a gas cooking apparatus, and more particularly, to a gas cooking apparatus, in which a grate mounting portion formed to be formed on a top plate is formed, a seating portion corresponding to the grate mounting portion is formed on the grate, .

Description

Gas cooker

The present invention relates to a gas cooking appliance.

Generally, a cooking appliance is one of kitchen devices that cooks food by heating the food using a heating source. The cooking device can be broadly divided into an electric cooking device that uses electric power to heat food according to a heat source for heating the food and a gas cooking device that heats the food by the heat generated by the combustion of the gas.

In the electric cooking apparatus, a heater that generates electricity by being supplied with electricity as a heat source for heating food is used. In the gas cooking appliance, the gas supplied as a heat source for heating food is burned to generate heat A burner is used.

At least one or more burners are provided on the upper surface of the gas cooking appliance, and a gas range in which the container in which the food is received is seated on the upper side of the burner. In addition to the gas range, there is a gas oven range in which a burner is located on the upper side to form a cook top, and an oven part, which is a closed cooking space, is integrated below the cook top part.

On the other hand, the cooking utensils of these cooking utensils are equipped with a grill capable of placing the containers. The grate is also called a trivet and is arranged at a position corresponding to the burner so that the food can be cooked by being heated by the burner in a state where the container is seated.

Korean Patent Laid-Open Publication No. 10-2004-0007997 discloses a large installation structure of a top burner in which a plurality of top burners are provided on a top plate, and a separate burner ring for supporting a grate is provided on the top burner. In the burner ring, two or more seat grooves are formed, and the burner ring is provided with a seating protrusion which can be inserted into the seat groove, so that the grater can be seated on the burner ring.

However, in such a structure, since a separate burner ring must be mounted on the top burner for installing the grate, there is a problem that the number of parts increases and the number of work operations increases.

In addition, since a separate component is added, not only the top surface structure of the top burner is complicated, but also a complicated structure is exposed, which is apparently unfavorable.

Since the plurality of seating grooves and the seating protrusions have a structure in which the seating recesses and the seating protrusions are mutually combined, the grate can be inclined when not all of them are fit. When the container is seated with the grate inclined, This can cause problems such as pouring.

SUMMARY OF THE INVENTION It is an object of the present invention to provide a gas cooking appliance having a top mounting portion formed on a top plate and formed with a seating portion corresponding to the great mounting portion of the grill, have.

A gas cooking appliance according to an embodiment of the present invention includes: a case having an upper surface opened; A top plate which shields the upper surface of the case and in which at least one burner is arranged; A great mounting portion in which one side of the top plate corresponding to the position of the burner is protruded and formed by forming; And a grate which is formed with an opening for receiving the great fitting portion and which is coupled to the great fitting portion and supports a container for cooking, wherein the grate is formed into a ring shape having an opening at its center, A base defining an inner end and an outer end extending downward; An aligning portion formed by cutting the inner end portion; A plurality of supports extending upwardly from the base and supporting the container; And a locking protrusion formed at a lower end portion of the support portion so as to penetrate the base and protrude toward the alignment portion, wherein the great fitting portion is formed to be inserted into the opening of the base, and the inner end is supported at the corner portion A seating part formed; A restricting portion projecting in one direction from the seating portion and inserted into the alignment portion; And an engaging groove that is recessed from the upper surface of the restricting portion and into which the engaging protrusion is inserted.
The lower end of the support portion exposed to the outside of the base may be provided with a contact member contacting the upper surface of the top plate to support the groove.
The restricting portion may protrude forward from the front half of the grate.
And a reinforcing portion protruding or recessed by forming is formed on at least a part of an edge where the upper surface of the top plate and the bent portion are in contact with each other, And can be shielded by a frame formed along the periphery of the top plate.
The frame is bent along the periphery of the top plate so as to surround the corner of the top plate and can be fixedly mounted on the frame by a fixing bracket connecting outer ends of the frames which are in contact with each other.
An enamel coating can be formed on the surface of the top plate.

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According to the embodiment of the present invention, the following effects can be expected.

First, a great seating portion can be formed on the top plate by forming, so that it is possible to realize a structure in which the grate can be seated and fixed without assembling or mounting a separate structure. Thus, the number of parts and the manufacturing process can be reduced, and the appearance can be made more concise.

Secondly, the rest portion is protruded at one side of the great seating portion, and is formed to be aligned with the alignment portion of the grouts of the Great, so that the grate can be aligned and mounted. In addition, since the restraining portion is disposed in the front half portion, the leaning of the grill can be easily confirmed with the naked eye, thereby facilitating the identification of the user.

Third, since the great seating portion is formed on the plate-shaped top plate by forming, it is possible to prevent warping due to enamel coating heat during the molding of the top plate, and deformation during assembly or during use due to the nature of the protruding structure. In addition, when another reinforcing portion is further formed on the periphery of the top plate, deformation of the top plate can be further prevented.

Fourthly, the restraining portion is formed with the aligned alignment portion and is accommodated inside the base portion constituting the grate, so that the structure for alignment mounting of the grate is not exposed to the outside, thereby improving the appearance.

Fifth, the seating portion constituting the great mounting portion is inserted into the opening of the grate to prevent the flow of the grate and guide the grate to be mounted at the correct position, thereby facilitating the mounting of the grate There is an advantage.

1 is a perspective view of a gas cooking apparatus according to an embodiment of the present invention.
2 is a rear view of the gas cooking appliance.
3 is an exploded perspective view of the gas cooking appliance.
4 is an exploded perspective view showing a configuration of a top plate assembly according to an embodiment of the present invention.
5 is an exploded perspective view showing a coupling structure of a top plate and a grate according to an embodiment of the present invention.
6 is a perspective view of the grate as viewed from above.
7 is a perspective view of the grate as viewed from below.
8 is a sectional view taken along the line 8-8 'in Fig.
9 is an enlarged view of part A of Fig.
10 is an enlarged view of a portion B in Fig.

Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings. However, it should be understood that the present invention is not limited to the embodiment in which the spirit of the present invention is shown, and other embodiments which are degenerative by another addition, change or deletion of another element or included in the scope of the present invention can be easily Can be proposed.

Although embodiments of the present invention have been described with reference to a gas range for convenience of explanation and understanding, the present invention can be applied to other gas cooking apparatuses provided with a combined gas cooking apparatus and a top burner both provided with a top burner and an oven It is possible to know in advance.

1 is a perspective view of a gas cooking apparatus according to an embodiment of the present invention. 2 is a rear view of the gas cooking appliance. 3 is an exploded perspective view of the gas cooking appliance.

As shown in the drawings, a gas cooking appliance 1 according to an embodiment of the present invention includes a case 10 forming a shape around an outer surface thereof, and a top plate assembly (not shown) mounted on an opened upper surface of the case 10 20 may be formed.

The case 10 may be formed by bending a steel plate, and the upper and lower surfaces may be opened. The front surface of the case 10 may be provided with a decorative panel for enhancing the appearance of the case 10, a film may be attached thereto, or the appearance may be further improved by painting or surface treatment.

A knob 11 may be provided on the front surface of the case 10. The knob 11 is for controlling the thermal power of the burner 30, and it is possible to control the size of the flame by adjusting the supply amount of the gas. The number of the knobs 11 may correspond to the number of the burners 30.

A battery mounting portion 12 is provided on the rear surface of the case 10, to which a battery for supplying electric power to the ignition plug for igniting the burner 30 is mounted. An end of the gas supply pipe 13, to which a pipe for supplying gas to the burner 30 is connected, is exposed to the rear surface of the case 10.

A bracket mounting portion 14 for mounting a fixing bracket 230 for connecting the frame 200 when the top plate assembly 20 is assembled may be formed at a central upper portion of the rear surface of the case 10 have.

On the other hand, screw holes (15) for fastening the screws (S) are formed on the left and right upper surfaces of the case (10). The screw hole (15) is formed so that the screw (S) can be fastened when the top plate assembly (20) is mounted on the case (10). The screw hole 15 may be formed at a position corresponding to a plurality of screw fastening ends (135 in FIG. 4) formed on the top plate 100. Accordingly, the top plate assembly 20 can be fixedly mounted to the case 10 by fastening the screw S.

Burner bodies (31) for supplying gas to the burner (30) are provided in an inner space formed by the case (10). The burner body 31 is connected to the gas supply pipe 13 so that gas for combustion can be supplied.

Although not shown in detail, the burner body 31 may be provided with a spark plug, an overheat prevention sensor, and a gas supply valve whose opening can be adjusted by the knob 11. Accordingly, the opening degree of the gas supply valve is adjusted according to the operation of the knob 11, so that gas is supplied from the burner body 31, and a predetermined amount of gas can be supplied according to the operation of the knob 11 And at the same time, it is possible to ignite by the spark by the spark plug.

On the other hand, the top plate assembly 20 is mounted on the opened upper surface of the case 10. The top plate assembly 20 forms an upper surface of the gas cooking appliance 1. The burner head 32 and the burner cap 33 can be seated on the burner body 31 in the burner hole 110 opened in the top plate assembly 20 corresponding to the burner body 31 do.

In addition, a grate 400 may be provided at a position corresponding to the position of the burner 30. The grate 400 is formed to surround the protruding great mounting portion 120 formed on the top surface of the top plate 100 and the upper portion of the grate 400 is bent .

The top plate assembly 20 may include a top plate 100 in a rectangular plate shape and a frame 200 coupled to the periphery of the top plate 100. The top plate 100 is seated on the case 10 to shield the upper surface of the case 10.

At this time, the lower end of the top plate assembly 20 may be inserted into the plate fixing part 16 formed on the right and left sides of the inner side of the case 10 and the rear upper side of the case 10. For this purpose, the plate fixing part 16 may be formed to be bent to receive the lower end of the top plate assembly 20 and open upward. The plate fixing part 16 may be roundly bent and elastically deformed when the lower end of the top plate assembly 20 is press-fitted, thereby fixing the top plate 100.

Hereinafter, the structure of the top plate assembly 20 will be described in more detail with reference to the drawings.

4 is an exploded perspective view showing a configuration of a top plate assembly according to an embodiment of the present invention.

As shown in the drawing, the top plate assembly 20 includes a top plate 100 forming an upper surface of the gas cooking appliance 1, A frame 200 forming an upper corner outer appearance of the top plate 100 and a gasket 300 sealing between the top plate 100 and the frame 200.

The top plate 100 may be formed by bending a plate-shaped steel material, and may be formed to have a size capable of shielding the opened upper surface of the case 10. The top plate 100 is formed with a burner hole 110 in which the burner head 32 and the burner cap 33 are located. Further, a grooved mounting portion 120 may be formed on the outer side of the burner hole 110 so as to protrude upward by forming and allow the grate 400 to be seated.

Meanwhile, the top plate 100 is formed in a rectangular shape, and the bent portions 130 are formed at each side of the top plate 100 so as to extend downwardly. The bent portion 130 may be formed in a size that can be received in the inner surface of the frame 200 by being in contact with the inner surface of the frame 200. The bent portions 130 formed on the respective sides of the top plate 100 may have the same cross-sectional shape only in the positions thereof.

A screw fastening end 131 projecting further downward may be formed at the lower ends of the bent portions 130 on the right and left sides and the rear surface of the top plate 100. The screw fastening end 131 may be formed at a position corresponding to the opening 220 opened on the frame 200 and may be formed at a position corresponding to the screw hole 15 of the case 10. [ And can be fastened by the screw (S).

A plurality of screw fastening ends 131 may be formed on both sides of the screw, and one screw fastening end 131 may be formed on the rear side. The screw fastening end 131 on the rear surface of the top plate 100 may be formed at a position corresponding to the bracket mounting portion 13 and may be screwed into the fixing bracket 230 by a screw .

Meanwhile, the frame 200 may be formed of a metal material, and may be formed into a rectangular frame so that the top plate 100 can be coupled to the inside of the frame 200 while being accommodated therein. The upper end of the frame 200 may be exposed to the outside when the top plate assembly 20 is coupled to the case 10 to form the upper edge of the gas cooking appliance 1. Accordingly, the frame 200 is formed of a metal material having excellent appearance and texture, and may have a different material from the top plate 100 or a different color so that the appearance of the frame 200 may be further enhanced.

The frame 200 may be formed to have a size and a length corresponding to the circumference of the top plate 100. The frame 200 may have a rectangular frame shape, and may be formed into a rectangular frame shape by cutting the base material.

The frame 200 is formed to have a size capable of accommodating the periphery of the top plate 100, that is, the bending portion 130 along the inner side. Accordingly, the frame 200 can form the circumferential surface of the top plate assembly 20 in a state where the frame 200 and the top plate 100 are coupled.

A connection terminal 210 is formed at one side of the frame 200. When the connection terminal 210 is engaged with the top plate 100, the ends of the connection terminal 210 are fixed .

Accordingly, when the frame 200 is coupled with the top plate 100, the top plate 100 can be easily positioned inside the frame 200 by widening the connection ends 210. After the top plate 100 is positioned on the inner side of the frame 200, the connection terminals 210 can be fixed in contact with each other using the fixing bracket 230.

The fixing bracket 230 is fixed to the frame 200 to fix the connection terminals 210 to each other. The fixing bracket 230 is made of a metal or a plastic material. The fixing bracket 230 may be formed in a rectangular plate shape, and both side surfaces and a bottom surface may be partially bent.

In detail, bracket fixing parts 231 are formed on both right and left sides of the fixing bracket 230 so as to bend vertically forward. The bracket fixing part 231 may have a corresponding size and shape to be inserted into the bracket insertion opening 230 opened in the frame 200. Therefore, the coupling ends 210 can be kept in contact with each other by the coupling of the fixing bracket 230 and the frame 200.

The frame 200 including the connection terminal 210 may have an opening 220 through which the screw fastening end 131 is exposed. In addition, a bracket insertion port 230 through which the fixing bracket 230 is inserted can be further formed on the left and right sides of the connection terminal 210.

Referring to the cross-sectional shape of the frame 200, a shielding portion 240 extending inward is further formed at an upper end of the frame 200. The shielding part 240 is formed to extend from the upper surface of the reinforcing part 140 formed at the periphery of the frame 200, more specifically, the top plate 100, to a predetermined length. The shield 240 is brought into contact with the upper surface of the top plate 100 in a state where the top plate 100 and the frame 200 are engaged with each other,

The shield 240 is formed to have a predetermined thickness to provide a space capable of receiving a predetermined amount of water even if water is overflowed during cooking or water is poured into the top plate 100.

The frame 200 is formed to extend downward and accommodate the side surface of the top plate 100, that is, the bending part 130. The inner surface of the frame 200 is formed so that the bent portion 130 can be closely contacted with the top plate 100 when the inner surface of the frame 200 is engaged with the top plate 100.

The gasket 300 is disposed between the bent portion 130 and the frame 200. The gasket 300 completely hermetically seals the space between the top plate 100 and the frame 200 to prevent water or foreign matter from flowing between the top plate 100 and the frame 200.

The gasket 300 may be formed of rubber or synthetic resin capable of being elastically deformed, and may be formed in a size and shape that can be accommodated in a gasket groove recessed along the bent portion. The gasket 300 may be formed in a rectangular closed loop shape and may be disposed on the top plate 100 by joining a rear end portion formed of a wire material.

5 is an exploded perspective view showing a coupling structure of a top plate and a grate according to an embodiment of the present invention.

As shown in the figure, a burner hole 110 and a great fitting portion 120 may be formed on a top surface of the top plate 100 at a position corresponding to the position of the burner 30. [ The burner hole 110 is opened to allow the burner body 31 and the burner head 32 to be coupled with each other and may be formed on the protruded upper surface of the great fitting portion 120.

The great fitting portion 120 protrudes upward from the top surface of the top plate 100 and can be formed by forming. The great fitting portion 120 may be positioned at a position corresponding to the positions of the burner 30 and the grate 400 and may be fixed to the seating portion 121 and the restricting portion 122 Lt; / RTI >

In detail, the seating part 121 is formed to have a size and shape corresponding to the opening 410 formed at the center of the grate 400. The seating part 121 is formed in a circular shape when viewed from above, and is protruded so as to have a predetermined height so as to be inserted into the opening 410. At this time, the diameter of the seating part 121 is formed to correspond to the inner diameter of the opening 410, so that when the grate 400 is seated on the great fitting part 120, the grate 400 does not flow.

The seating portion 121 may have a top surface and a circumferential surface 121b formed in a round or inclined shape. The height of the top surface 121a may be greater than the height of the base 400 of the grate 400 May be formed to have a height corresponding to the height of the portion 420.

The burner hole 110 is formed in the upper surface 121a of the seating part 121 so as to be opened. Therefore, the burner head 32 is also positioned in the area of the seating part 121, and the container placed on the grate 400 can be heated from below.

On the other hand, a restricting portion 122 that protrudes further outward may be formed on one side of the circumferential surface of the seating portion 121. The restricting portion 122 has a shape protruding outward from the seating portion 121 and may be formed simultaneously with the seating portion 121 by forming. The restricting portion 122 may be formed in a shape corresponding to the shape of the alignment portion 423 so as to be accommodated inside the alignment portion 423 of the grate 400.

In detail, the restricting portion 122 is formed at a position near the front end of the gas cooking appliance 1, and may be protruded forward. The protruding distance of the restricting portion 122 is smaller than the width of the base portion 420. Therefore, when the grate 400 is mounted, the restricting portion 122 can be received inside the base portion 420.

When the restraint part 122 is disposed on the front side and the grate 400 is not properly positioned and is not engaged with the alignment part 423, the grate 400 is arranged to be inclined forward, Can be easily identified by the naked eye to confirm abnormal mounting.

A locking groove 122a may be formed at the center of the restricting portion 122, into which the locking protrusion 452 of the grate 400 is inserted. The latching groove 122a is formed in a size and shape so that the latching protrusion 452 can be inserted when the grate 400 is seated, so that the grate 400 can be further fixed.

On the other hand, the reinforcing portion 140 may be recessed around the upper surface 121a of the top plate 100. The reinforcing portion 140 is formed along the outer edge of the top plate 100 and is recessed to a predetermined depth.

The reinforcing part 140 reinforces the strength of the top plate 100 to prevent the top plate 100, which is a single plate, from being twisted. In particular, the surface of the top plate 100 may be coated with an enamel to improve the appearance and durability of the top plate 100. When the thermal deformation occurs during enamelling, And the reinforcing part 140 is further reinforced to prevent the top plate 100 from being twisted or deformed.

The reinforcing portion 140 may be formed along a part of the outer periphery of the top plate 100, or a plurality of reinforcing portions may be formed. The reinforcing part 140 may be shielded by the shield 240 when the frame 200 is coupled with the reinforcing part 140 so that the reinforcing part 140 And can be configured not to be exposed to the outside.

6 is a perspective view of the grate as viewed from above. 7 is a perspective view of the grate as viewed from below.

As shown in the drawing, the grate 400 is mounted on the great mounting portion 120 of the top plate 100, and the container is disposed at a position corresponding to the burner 30 so that the food can be cooked So as to support the container.

The grate 400 may include a circular base portion 420 as a whole and a support portion 430 extending upward from the base portion 420. The base part 420 has a structure that can be seated on the outer side of the seating part 121 and the supporting part 430 has a shape capable of stably supporting the bottom surface of the container.

In more detail, the base portion 420 is formed in a circular ring shape, and the center opening 410 is formed to correspond to the diameter of the seating portion 121. Therefore, when the grate 400 is seated on the top plate 100, the seating part 121 is received in the opening 410 at the center of the base part 420.

The base portion 420 may be formed to have a bottom opening and other portions except the bottom may be rounded. Accordingly, when the base part 420 is viewed from the bottom of the base part 420 as shown in FIG. 7, the base part 420 is formed in a depressed shape.

The lower surface of the base part 420 is located on the side of the opening 410 at the center of the base part 420 and has an inner end 421 forming the inside of the base part 420, And an outer end 422 that forms an outer side.

An alignment portion 423 is formed at the inner end 421 of the base portion 420. The alignment part 423 is formed by cutting a part of the inner end 421 of the base part 420 and has a shape corresponding to the size of the restricting part 122. Accordingly, when the grate 400 is rotationally aligned when the grate 400 is installed, the aligning portion 423 and the restricting portion 122 are formed to be mutually engaged so that the grate 400 can be mounted at an accurate position do. The restraining portion 122 is positioned in the alignment portion 423 and is accommodated in the base portion 420 while the grate 400 is mounted at the correct position.

A latching protrusion 452 may be further formed on a depressed inner side of the base portion 420 where the alignment portion 423 is located. The latching protrusion 452 may be formed at a position corresponding to the latching groove 122a formed in the restricting portion 122 and protrude in a size and shape that can be inserted into the latching groove 122a . The latching protrusion 452 may be defined by a part of the lower end of the support portion 430 mounted on the base portion 420 protruding through the base portion 420.

Accordingly, when the grate 400 is mounted at the correct position, the aligning portion 423 and the restricting portion 122 are engaged with each other, and the latching protrusion 452 and the latching groove 122a are coupled with each other The grate 400 can be fixed at a more accurate position and can be kept in a seated state.

Meanwhile, the support part 430 is mounted on the base part 420 and fixed to the base part 420 by welding. A portion of the lower end of the support portion 430 may protrude inwardly through the base portion 420. The support portion 430 may be completely inserted into the base portion 420, It can be fixed.

The support portion 430 may include a pair of main support portions 440 disposed at positions facing each other and an auxiliary support portion 450 disposed to face each other between the main support portion 440.

In detail, the main support portions 440 are respectively provided on the left and right sides of the base portion 420. The end portions of the main supporting portions 440 on both the left and right sides may be located at positions facing each other.

The main support part 440 is coupled to the base part 420 and includes a pair of vertical parts 441 extending in the vertical direction from the base part 420 and a connection part connecting the pair of vertical parts 441 442).

The vertical portions 441 may be arranged at regular intervals at intervals of about 90 ° with respect to the center of the grate 400 and may be formed in a plate shape toward the center of the grate 400. A support member 443 may be provided on the lower edge of the vertical portion 441 to contact the upper surface of the top plate 100 when the grate 400 is installed. The supporting member 443 may be formed of rubber or a resin material to prevent the top plate 100 from being damaged or slipped.

The connecting portion 442 extends toward the center of the opening 410 of the grate 400 and the connecting portion of the main supporting portion 440 provided on both left and right sides extends in the direction in which the central portion thereof approaches each other. That is, the connection portion 442 may be formed in a curved shape toward the center of the grate 400, connecting the support portions 430 at both ends.

The auxiliary support portion 450 is provided between the pair of main support portions 440, and the pair of the auxiliary support portions 450 are disposed at positions facing each other. The auxiliary support portion 450 may be disposed at a midpoint between the adjacent main support portions 440 and may have the same shape as the vertical portion 441 of the main support portion 440. A part of the lower end of the auxiliary support part 450 may be inserted through the base part 420 and then be fixed by welding. At the bottom edge of the auxiliary support part 450 exposed to the outside, (443) may be provided.

However, the auxiliary extension part 451 may be formed at the upper end of the auxiliary support part 450 so as to extend toward the center of the grate 400 to a predetermined length. The auxiliary extension portion 451 may be positioned at the same height as the connection portion 442 of the main support portion 440 and the pair of auxiliary support portions 450 may be disposed at positions where the connection portions 442 face each other have.

Therefore, when the container 400 is placed on the grate 400 in a state where the grate 400 is seated, the connection portion 442 of the main support portion 440 and the auxiliary extension portion 451 of the auxiliary support portion 450 So that the bottom surface of the container can be stably supported from below.

Hereinafter, an assembling process of the gas cooker having the above structure will be described.

First, the frame 200 is fixed to the molded top plate 100 to assemble the top plate assembly 20. A gasket 300 may be provided between the bent portion 130 of the top plate 100 and the frame 200. The gasket 300 may be disposed between the top plate 100 and the gasket 300 ) Is completely sealed.

On the other hand, the molded top plate 100 is bent to form the bent portion 130, and a reinforcing portion 140 is formed around the top surface. At the position corresponding to the position where the burner 30 is positioned, the great fitting portion 120 is formed by forming and the burner hole 110 is formed to be opened. At this time, the seating part 121 and the restricting part 122 can be formed at the same time when the great fitting part 120 is formed.

When the top plate assembly 20 is assembled, the top plate assembly 20 is mounted on the case 10 and shields the opened upper surface of the case 10. At this time, the lower end of the top plate assembly 20 can be inserted and fixed to the plate fixing part 16 formed in the case 10. The top plate assembly 20 can be fixedly mounted on the outside of the case 10 by means of a screw S which is fastened through the screw hole 15.

When the top plate assembly 20 is completely installed, a burner head 32 is mounted on the burner hole 110 of the top plate 100, and the top plate 100, on which the burner head 32 is disposed, 100, the grate 400 is seated on the top plate.

8 is a sectional view taken along the line 8-8 'in Fig. 9 is an enlarged view of part A of Fig. 10 is an enlarged view of a portion B in Fig.

As shown in the figure, the grate 400 is seated in the great mounting portion 120. The seating part 121 is accommodated inside the opening 410 of the grate 400 in a state where the grate 400 is mounted.

A supporting member 443 formed at the lower end of the grate 400, that is, the lower end of the supporting part 430, contacts the upper surface of the top plate 100 to support the grate 400. The base portion 420 of the grate 400 is positioned outside the peripheral surface of the seating portion 121.

At this time, when the grate 400 is installed, the grate 400 is rotated and aligned so that the grate 400 is positioned at the correct position. In a state where the grate 400 is not aligned, So that the grate 400 is inclined and the user can easily identify whether the grate 400 is abnormally mounted through the inclined state of the grate 400.

8, when the grate 400 is mounted at the correct position, the restricting portion 122 is inserted into the alignment portion 423 of the grate 400, and at the same time, 452 are seated in the restricting groove 122a so that the grate 400 does not flow and stably mounts.

A container containing food in the state where the grate 400 is mounted may be seated on the grate 400 and the grate 400 may keep the container away from the burner 30, So that the container can be effectively heated through the flame of the cooking chamber 30 to cook the food.

Claims

A case having an upper surface opened; A top plate which shields the upper surface of the case and in which at least one burner is arranged; A great mounting portion in which one side of the top plate corresponding to the position of the burner is protruded and formed by forming; And a grate formed with an opening for receiving the great mounting portion and coupled with the great mounting portion, for supporting the container for cooking,
The above-
A base formed in a ring shape having an opening at its center and defining an inner end and an outer end extending downwardly from each other;
An aligning portion formed by cutting the inner end portion;
A plurality of supports extending upwardly from the base and supporting the container;
And a lower portion of the support portion protruding from the base through the base,
The great-
A seating part formed to be inserted into the opening of the base, the seating part being formed so that the inner end thereof is supported by the formed corner part;
A restricting portion projecting in one direction from the seating portion and inserted into the alignment portion;
And an engaging groove that is recessed from an upper surface of the restricting portion and into which the engaging protrusion is inserted.

delete

The method according to claim 1,
And a contact member for contacting the upper surface of the top plate and supporting the groove is provided at a lower end of the support portion exposed to the outside of the base.

The method according to claim 1,
And the restricting portion protrudes forward from the front of the grates.

The method according to claim 1,
A bent portion bent downward and coupled with the case is formed on an outer periphery of the top plate,
Wherein at least a portion of the upper surface of the top plate contacting with the bending portion is formed with a reinforcing portion protruding or recessed by forming,
Wherein the reinforcing portion is shielded by a frame formed along the periphery of the top plate.

10. The method of claim 9,
The frame is bent along the perimeter of the top plate to wrap the edges of the top plate,
Wherein the frame is fixedly mounted on the frame by a fixing bracket connecting outer ends of the frame that contact with each other.

The method according to claim 1,
And an enamel coating is formed on a surface of the top plate.