JP2011099635A - Heating cooker - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a heating cooker equipped with a top plate assembly allowing assembling of a top plate and a surrounding reinforcing frame without using an adhesive, eliminating drying of the adhesive and its control process, allowing disassembly and sorted disposal, and desirable from the viewpoint of recycling. <P>SOLUTION: The heating cooker includes a body case 11 opened at an upper part and having a heating means inside, and the top plate assembly 6 provided in the opening of the body case 11. In the top plate assembly 6, a seal material 20 is abutted against the peripheral edge 19c of the top plate 19 and the top plate 19 is held between an upper frame 17 and a lower frame 18 via the seal material 20 and is unified. In this case, the upper frame 17 and the lower frame 18 are fastened in opposite directions with a fastening means to compress the seal material 20 composed of flexible resin material in the opposite directions. <P>COPYRIGHT: (C)2011,JPO&INPIT

Description

  The present invention relates to a heating cooker, and more particularly to a heating cooker that is an assembly type using a sealing material for a top plate assembly and can be disposed of separately.

  The conventional top plate assembly of a heating cooker has a reinforcing frame on the outer periphery of the top plate (top plate), but spills from the pan during cooking, water during cleaning, detergent, etc. are inside the device. The top plate and the reinforcing frame are bonded with an adhesive so as to prevent intrusion and damage to internal electronic equipment or accumulation of dirt in the inside (see, for example, Patent Document 1). ).

Japanese Patent Laying-Open No. 2005-345036 (page 3, FIG. 1)

According to Patent Document 1, when cooking a pan or the like on the top plate, the pan or seasoning may be accidentally dropped, and the top plate may be damaged, or the top plate may be soiled or scratched. When it is desired to replace the assembly, the bonded assembly must be replaced, and unnecessary parts are replaced, resulting in an expensive burden.
In addition, interest in environmental pollution has increased and separation waste has been established. Products that cannot be separated by bonding with an adhesive have become landfill disposal, which is not preferable from the viewpoint of environmental pollution and recycling.

  The present invention has been made to solve the above-described problems. By assembling the top plate and the surrounding reinforcing frame without using an adhesive, the drying of the adhesive and the management process thereof can be omitted. Another object of the present invention is to provide a cooking device including a top plate assembly that can be disassembled and disposed of separately and is preferable from the viewpoint of recycling.

  A cooking device according to the present invention includes a main body case having an opening at the top and a heating means inside, and a top plate assembly provided at an opening of the main body case. A sealing material such as a flexible resin material is brought into contact with the part, and this top plate is integrated by being sandwiched between an upper frame and a lower frame via the sealing material.

  In assembling the top plate of the heating cooker, the top plate and the reinforcing frame are configured without using an adhesive via a sealing material such as a flexible resin material, and the combined structure is used. The management process can be omitted, and it is possible to manufacture a product that is stable in quality and inexpensive in terms of cost. In addition, disassembly and separation / disposal by users and disposal companies are possible, and environmental impacts such as recycling can be reduced.

It is a perspective view which shows the installation state of the heating cooker which concerns on Embodiment 1 of this invention. It is a perspective view of the heating cooker which concerns on Embodiment 1 of this invention. It is a longitudinal cross-sectional view which shows the principal part of the top plate assembly of FIG. FIG. 3 is an exploded perspective view of the top plate assembly of FIG. 2. It is a perspective view which shows the shape at the time of manufacture of the sealing material of the top plate assembly of FIG. It is a perspective view which shows the other shape at the time of manufacture of the sealing material of the top plate assembly of FIG. It is a longitudinal cross-sectional view which shows the principal part of the top plate assembly of the heating cooker which concerns on Embodiment 2 of this invention. It is a longitudinal cross-sectional view which shows the principal part of the top plate assembly of the heating cooker which concerns on Embodiment 3 of this invention. It is a disassembled perspective view of the top plate assembly of FIG. It is a longitudinal cross-sectional view which shows the principal part of the top plate assembly of the heating cooker which concerns on Embodiment 4 of this invention. It is a longitudinal cross-sectional view which shows the principal part of the top plate assembly of the heating cooker which concerns on Embodiment 5 of this invention. It is a longitudinal cross-sectional view which shows the principal part of the top plate assembly of the heating cooker which concerns on Embodiment 6 of this invention.

Embodiment 1 FIG.
1 and 2, the kitchen cabinet 1 is composed of a cabinet body 3 having a door 2 on the front surface and a kitchen countertop 4 provided on the upper surface portion.
The electromagnetic induction heating cooker 5 built in the kitchen cabinet 1 includes an upper unit 7 having a top plate assembly 6 and a lower unit 10 having a roaster 8 and an operation unit 9. 6 is exposed substantially flush with the upper surface of the kitchen countertop 4, and the front portion of the roaster 8 and the operation portion 9 are exposed substantially flush with the front surface of the cabinet body 3.

The upper unit 7 is provided on the upper surface of a rectangular box-shaped case 11 (main body case) having an upper opening in the top plate assembly 6. The upper unit 7 is located below the top plate assembly 6, that is, in the left and right and rear center in the case 11. A heating means (not shown) is disposed on the top plate assembly 6, and enclosure lines 12, 13, and 14 are provided at positions corresponding to the heating means on the top surface of the top plate assembly 6 to indicate the mounting position of the cooking container.
An air inlet and an air outlet are provided at the rear of the top plate assembly 6, and a slit-shaped cover 15 is provided on the upper surface so as to cover it, and on the front side thereof is a concentric arc shape with the heating means. A notched recess 16 is formed.

  The lower unit 10 is provided with operation portions 9 on the left and right of the front portion of the case 11, and a roaster 8 is provided inward from the front portion of the case 11. In addition, the operation part 9 is operated when performing cooking by heating, and has a plurality of operation switches.

Next, the configuration of the top plate assembly 6 will be described in detail with reference to FIGS.
The top plate assembly 6 is a substantially rectangular flat plate, and includes an upper frame 17 (design frame) having functions of reinforcement and decoration, and a lower frame 18 (top glass support sheet metal). The peripheral edge portion 19c of the plate 19 is sandwiched from above and below. At this time, the sealing material 20 (upper frame sealing material 20a and lower frame sealing material 20b) made of a resin material having flexibility so as to cover the upper surface 19a and the lower surface 19b of the peripheral edge portion 19c of the top glass 19 is brought into contact, The top glass 19 is sandwiched between the upper frame 17 and the lower frame 18 from above and below via the sealing material 20 (upper frame sealing material 20a and lower frame sealing material 20b).

  And the upper frame 17 and the lower frame 18 are being fixed to the opposing direction by the fastening means (for example, screw) which is not shown in figure. In this case, in order to fix by applying force in the facing direction, the sealing material 20 is tightened in the facing direction and compressed to form a seal. In this way, the top glass 19 and the upper frame 17 and the lower frame 18 are assembled as a seal structure without using an adhesive.

  The sealing material 20 made of a resin material having flexibility is manufactured by extrusion molding, and is bonded at one place (may be several places) so as to form a frame as shown in FIG. ) When using, make it almost rectangular. Alternatively, as shown in FIG. 6, a resin material having flexibility and formed into a substantially rectangular frame from the beginning is used.

The upper frame 17 located on the upper side of the top glass 19 bends the outer edge side (right side in FIG. 3) of the upper surface 170 downward to form a drooping surface 171, and further bends to the inner edge side (left side in FIG. 3). The upper surface 170, the drooping surface 171 and the bent surface 172 form a J-shaped portion that is bent toward the inner edge.
Further, on the inner edge side of the upper surface 170 of the upper frame 17 (on the left side of the J-shaped portion in FIG. 3), two step surfaces are formed in the downward direction, and the first step surface forms a seal pressing surface 173, The second step surface below forms a contact surface 174 with the top glass 19.

  The height dimension l between the seal pressing surface 173 and the contact surface 174 is formed to be lower than the height dimension (height dimension at the time of non-compression) of the upper frame sealing material 20a made of a flexible resin material, The upper frame sealing material 20a is compressed and interposed between the upper surface 19a of the peripheral edge portion 19c of the top glass 19 and the seal pressing surface 173 to ensure the sealing performance. The contact surface 174 contacts the upper surface 19 a of the top glass 19 on the inner side (left side in FIG. 3) of the peripheral edge portion 19 c of the top glass 19 and presses the top glass 19.

  On the lower surface of the bent surface 172 of the upper frame 17, a kitchen seal material 21 made of a flexible resin material having a substantially inverted triangular cross section is attached. Then, the bent surface 172 is placed on the kitchen countertop 4 via the kitchen seal material 21 and incorporated in the kitchen cabinet 1 (see FIG. 1). In this way, an integrated top plate assembly 6 that also serves as a seal with the kitchen countertop 4 is obtained.

  The lower frame 18 located on the lower side of the top glass 19 is bent upward on the outer edge side (the right side in FIG. 3) of the lower surface 180 (seal pressing surface) to form a standing surface 181, and the lower surface 180 and the standing surface 181. To form an L-shaped portion. Further, the inner edge side (the left side of the L-shaped portion in the figure) of the lower surface 180 of the lower frame 18 forms a stepped surface in the upward direction to form a contact surface 182 with the top glass 19.

The height dimension l between the contact surface 182 and the lower surface 180 of the lower frame 18 is the same height dimension as the height dimension l between the seal pressing surface 173 and the contact surface 174 of the upper frame 17 and is flexible. Between the lower surface 19b of the peripheral edge portion 19c of the top glass 19 and the lower surface 180 of the lower frame 18 and formed lower than the height dimension of the lower frame sealing material 20b made of a resin material having The lower frame sealing material 20b is compressed and interposed to ensure sealing performance. Note that the height dimension between the contact surface 182 and the lower surface 180 of the lower frame 18 and the height dimension between the seal pressing surface 173 and the contact surface 174 of the upper frame 17 are the same height dimension l. Although shown, different height dimensions may be used.
The contact surface 182 contacts the lower surface 19 b of the top glass 19 on the inner side (left side in the drawing) of the peripheral edge portion 19 c of the top glass 19 and presses the top glass 19.

  The standing surface 181 of the lower frame 18 is disposed outside the outer surface 19d of the top glass 19 (on the right side in the figure) with a space from the outer surface 19d. It is located on the inner edge side (left side in the figure) with a space from the hanging surface 171, and the distance between the standing surface 181 and the hanging surface 171 is greater than the distance between the outer surface 19 d of the top glass 19 and the standing surface 181. Is also formed large.

  Thus, the first space portion A is formed by the outer surface 19 d of the top glass 19, the lower surface 180 and the standing surface 181 of the lower frame 18, and the upper surface 170 of the upper frame 17, and the standing surface 181 of the lower frame 18 The upper surface 170 of the upper frame 17, the hanging surface 171, and the bent piece 172 form a second space portion B. A first opening C is formed between the first space portion A and the second space portion B (between the upper end portion 181a of the standing surface 181 and the upper surface 170), and the second space. A second opening D is formed below the portion B (between the end of the bent piece 172a and the standing surface 181).

In the above description, the top plate of the top plate assembly 6 is formed of glass, but it may be formed of sheet metal, resin, or the like, which is an inelastic material.
Further, the sealing material 20 is formed of a flexible resin material, but may be made of a flexible rubber or the like.

The operation of the cooking device 5 configured as described above will be described.
At the time of cooking, the cooking container is placed on the heating means in accordance with the enclosure lines 12, 13, and 14 of the top plate assembly 6, and the operation switch of the operation unit 9 is operated in this state. The heating means is controlled by a control circuit, and the cooking container generates heat by the electromagnetic induction action and cooking is performed.

  Even if there is a spill from the pan during cooking, or when using water, detergent, etc. during cleaning, the space between the top glass 19 and the frame (upper frame 17 and lower frame 18) is sealed by the sealing material 20 (20a, 20b). Sealed so that no spills, water, detergents, etc. enter the device.

Moreover, when cooking a pan etc. on the top glass 19, a pan, a seasoning, etc. may be dropped accidentally, and the top glass 19 etc. may be damaged, and a stain | pollution | contamination and damage may arise. For this reason, when it is desired to replace a dirty or damaged part, the upper frame 17, the lower frame 18, and the sealing material 20 (20 a) are removed by removing the fastening members that fasten the upper frame 17 and the lower frame 18 in the opposite direction. 20b) and the top glass 19 are separated because they are not bonded, so that it is not necessary to replace the entire assembly of the top plate assembly 6, and only the dirty or damaged parts need to be replaced. Furthermore, even when the seal that is not exposed to the exterior is deteriorated during inspection or repair, it is possible to easily replace the seal.
Further, when the cooking device 5 is discarded, the upper frame 17, the lower frame 18, the sealing material 20 (20a, 20b, 20c) and the top glass 19 can be separated and discarded, so that environmental pollution and recycling can be achieved. Is also preferable.

According to the first embodiment, the top plate assembly 6 of the heating cooker 5 assembles the upper frame 17, the lower frame 18, the sealing material 20 (20a, 20b) and the top glass 19 without using an adhesive. Since these combined structures are employed, it is possible to omit the drying of the adhesive and the management process thereof, and it is possible to manufacture a product that is stable in quality and inexpensive in terms of cost.
In addition, disassembly and segregation by users and disposal companies are possible, and environmental impacts such as recycling can be reduced.

Embodiment 2. FIG.
In the first embodiment, the case where the sealing material 20 (the upper frame sealing material 20a and the lower frame sealing material 20b) is disposed on the upper surface 19a and the lower surface 19b of the peripheral edge portion 19c of the top glass 19 has been described. In the second embodiment, the first opening C located further above the standing surface 181 of the lower frame 18 is closed with a sealing material.

As shown in FIG. 7, the first space portion A is formed on the outer side (right side in the drawing) of the outer surface 19 d of the top glass 19, and the second space portion B is formed on the outer side. The first opening C between the space portion A and the second space portion B is closed with a standing seal material 22. The sealing material 22 is made of a flexible resin material having a predetermined thickness and is sealed from the upper end 181 a of the standing piece 181 of the lower frame 18 to the back side of the upper surface 170 of the upper frame 17.
According to the second embodiment, since the space between the first space portion A and the second space portion B is further closed with the standing seal material 22, the sealing mechanism becomes more reliable, spilling into the apparatus, water, Detergents do not enter.

Embodiment 3 FIG.
In the first embodiment, the case where the sealing material 20 (the upper frame sealing material 20a and the frame sealing material 20b) is disposed on the upper surface 19a and the lower surface 19b of the peripheral edge portion 19c of the top glass 19 has been described. 3, the upper and lower sealing materials 20 a and 20 b are communicated vertically along the outer surface 19 d of the top glass 19.

As shown in FIGS. 8 and 9, a sealing material 20c is provided to integrally cover the upper surface 19a, the outer surface 19d and the lower surface 19b of the peripheral edge portion 19c of the top glass 19 with a substantially U-shaped cross section. The material 20c is made of a flexible resin material. In this case, the inner surface of the sealing material 20 c is substantially arc-shaped along the outer surface 19 d of the top glass 19, and the outer surface 200 is substantially parallel to the standing surface 181 and is planar.
In this manner, the upper surface 19a and the lower surface 19b of the peripheral edge portion 19c of the top glass 19 are pressed in the opposing direction by the seal pressing surface 173 of the upper frame 17 and the lower surface 180 (seal pressing surface) of the lower frame 18 through the sealing material 20c. It is what I did.
According to the third embodiment, since the sealing member 20c has a substantially U-shaped cross section and the peripheral edge portion 19c of the top glass 19 is integrally sealed from the top to the bottom, the mounting is simple and the sealing mechanism is reliable. Therefore, no spills, water, detergents, etc. enter the equipment.

Embodiment 4 FIG.
In the third embodiment, the sealing material 20c having a substantially U-shaped cross section that integrally covers the peripheral edge portion 19c of the top glass 19 is provided, the inner surface is substantially arc-shaped, and the outer surface 200 is formed in a planar shape. In the fourth embodiment, as shown in FIG. 10, the sealing material 20c is formed in a substantially U-shaped cross section, and the inner surface and the outer surface 201 are both arcuate.
In the fourth embodiment, since the sealing member 20c has a substantially U-shaped cross section and the peripheral edge portion 19c of the top glass 19 is integrally sealed, the mounting is easy, the sealing mechanism is ensured, and the inside of the device is blown out. In addition, water and detergent do not enter.

Embodiment 5 FIG.
In the first embodiment, the case where the sealing material 20 (the upper frame sealing material 20a and the lower frame sealing material 20b) is disposed on the upper surface 19a and the lower surface 19b of the peripheral edge portion 19c of the top glass 19 has been described. In the form 5, the sealing material 20 that covers the upper surface 19a and the lower surface 19b of the peripheral edge portion 19c of the top glass 19 is further extended to the outside and integrated with the kitchen sealing material 21 provided on the lower surface of the bent piece 172. .

  As shown in FIG. 11, the sealing material 20d is formed from the upper surface 19a and the lower surface 19b of the peripheral edge portion 19c of the top glass 19 from the first space portion A, the first opening portion C, and the second space portion B. Through the installation surface 181 side, the second opening D is passed downward to reach the bottom surface of the bent piece 172, and a kitchen seal 201 having an inverted triangular cross section is formed on the bottom surface. In this case, a groove 202 is formed in the sealing material 20d so as to be engaged with the standing surface 181. The standing surface 181 is fitted and locked in the groove 202, and the sealing material 20d is fixed.

In the fifth embodiment, since the sealing material 20d is integrally formed from the peripheral edge portion 19c of the top glass 19 to the lower surface of the bent piece 172, an integrated structure that also serves as a seal with the kitchen countertop 4 (see FIG. 1) is adopted. Thus, the sealing mechanism of the top plate assembly 6 is ensured.
Further, since the groove 202 is formed in the sealing material 20d, and the standing surface 181 is fitted and locked in the groove 202, the positioning is reliably performed, and the sealing material 21d is difficult to come off, and the frame structure is solid. become.

Embodiment 6 FIG.
In the fifth embodiment, the case where the sealing material 20d extends from the peripheral edge portion 19c of the top glass 19 to the outer side and is integrally formed to the lower surface of the bent piece 172 is shown, but in the sixth embodiment, the drooping surface 171 is shown. Is bent upward to form a leg portion 171a, and further bent to the inner edge side (left side in FIG. 12) to form a bent piece 172. In this case, the leg portion 171a forms a tightly bent piece, and its lower end is in contact with the kitchen countertop 4 (see FIG. 1) when the top plate assembly 6 is installed.

  According to the sixth embodiment, the same effect as in the fifth embodiment is obtained, and the lower end portion of the leg portion 171a is in contact with the kitchen countertop 4 when the top plate assembly 6 is installed. In combination with 20d, a sealing mechanism is ensured, and the inside of the top plate assembly 6 is not visible from the outside, so that a concealing structure can be obtained, which is excellent in terms of design.

  5 Heat cooker, 6 Top plate assembly, 11 Main body case, 17 Upper frame, 18 Lower frame, 19 Top glass (top plate), 19a Top glass top surface, 19b Top glass bottom surface, 19c Top glass periphery, 19d outer surface of top glass, 20 (20a to 20d), 21, 22 sealing material, 171 hanging surface, 171a leg, 172 bent surface, 173 seal pressing surface, 174, 182 contact surface, 180 lower surface of lower frame ( (Lower frame under the step), 181 standing surface, 202 groove of sealing material, c opening (first opening).

Claims (16)

A main body case having an opening at the top and having heating means inside, and a top plate assembly provided at the opening of the main body case,
The top plate assembly has a sealing material in contact with a peripheral portion of the top plate, and the top plate is integrated by sandwiching the top plate with an upper frame and a lower frame via the sealing material. .   The cooking device according to claim 1, wherein the upper frame and the lower frame are fastened in a facing direction by fastening means, and the sealing material is compressed in the facing direction.   The cooking device according to claim 1 or 2, wherein the sealing material is made of a flexible resin material.   The inner edge side of the upper frame forms a two-step surface in the downward direction, the first step surface forms a seal pressing surface, and the second step surface below forms a contact surface with the top plate The heating cooker according to any one of claims 1 to 3, wherein:   A height dimension between the seal pressing surface and the contact surface is formed to be lower than a height dimension of the sealing material when not compressed, and the seal is interposed between the top surface of the top plate and the seal pressing surface. The cooking device according to claim 4, wherein the material is compressed and interposed.   The cooking device according to any one of claims 1 to 5, wherein an inner edge side of the lower frame forms a stepped surface in an upward direction to form a contact surface with the top plate.   The height dimension between the contact surface of the lower frame and the lower surface of the lower frame is formed to be lower than the height dimension of the sealing material when not compressed, and the lower frame of the top plate and the lower frame below the step The heating cooker according to claim 6, wherein the sealing material is compressed and interposed between the two.   The cooking device according to any one of claims 1 to 7, wherein an outer edge side of the upper frame is bent downward to form a hanging surface, and further bent to an inner edge side to form a bent surface.   The cooking device according to any one of claims 1 to 8, wherein an outer edge side of the lower frame is bent upward to form a standing surface.   The cooking device according to any one of claims 1 to 9, wherein the sealing material covers an upper surface and a lower surface of a peripheral portion of the top plate.   The cooking device according to any one of claims 1 to 9, wherein the sealing material integrally covers an upper surface, an outer surface, and a lower surface of a peripheral portion of the top plate.   The cooking device according to claim 10 or 11, wherein a sealing material is further provided in an opening between the standing surface of the lower frame and the upper frame.   The cooking device according to any one of claims 10 to 12, wherein a sealing material is further provided on the lower surface of the bent surface of the upper frame.   The cooking device according to any one of claims 1 to 9, wherein the sealing material is integrally formed from a peripheral edge of the top plate to a lower surface of the bent piece of the upper frame.   The cooking device according to claim 14, wherein a groove is provided in the sealing material, and a standing surface of the lower frame is fitted and locked in the groove.   9. A leg portion is formed by bending a drooping lower surface of the upper frame upward, and a lower end portion of the leg portion is in contact with a kitchen countertop when the top plate assembly is installed. The cooking device according to any one of 15.

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