CN216416789U - Cooking utensil with high heating efficiency - Google Patents
Cooking utensil with high heating efficiency Download PDFInfo
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- CN216416789U CN216416789U CN202122559444.7U CN202122559444U CN216416789U CN 216416789 U CN216416789 U CN 216416789U CN 202122559444 U CN202122559444 U CN 202122559444U CN 216416789 U CN216416789 U CN 216416789U
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- heating element
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- plate
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 125
- 238000010411 cooking Methods 0.000 title claims abstract description 36
- 238000003825 pressing Methods 0.000 claims description 107
- 238000005452 bending Methods 0.000 claims description 16
- 239000002184 metal Substances 0.000 claims description 4
- 238000009434 installation Methods 0.000 description 19
- 230000000694 effects Effects 0.000 description 7
- 241000209094 Oryza Species 0.000 description 2
- 235000007164 Oryza sativa Nutrition 0.000 description 2
- 238000004026 adhesive bonding Methods 0.000 description 2
- 238000005485 electric heating Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000004321 preservation Methods 0.000 description 2
- 235000009566 rice Nutrition 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 238000013519 translation Methods 0.000 description 2
- 229910000639 Spring steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
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Abstract
The utility model discloses a cooking utensil that heating efficiency is high belongs to the small household electrical appliances field, solves among the small-size cooking utensils such as current electric heat lunch-box heating element dismouting inconvenient, the low scheduling problem of thermal efficiency, the utility model discloses a cooking utensil includes utensil body and holding in inner bag in the utensil body, utensil body bottom is equipped with and is used for the heating device of inner bag, heating device includes heating element and heat-conducting plate, heating element passes through the heat-conducting plate with the inner bag carries out heat-conduction, this internal clamp plate and the fixing base of still being equipped with of utensil, the clamp plate has the arc pressure that the heat-conducting plate direction arched and holds the portion, the clamp plate passes through the fixing base is fixed in on the utensil body, the arc pressure holds the portion produce deformation with heating element compress tightly in on the heat-conducting plate.
Description
[ technical field ] A method for producing a semiconductor device
The utility model relates to a small household electrical appliances field especially relates to cooking utensil that heating efficiency is high.
[ background of the invention ]
The electric heating lunch box disclosed in the prior art comprises a box body and an inner container, wherein the inner container is accommodated in the box body, a PTC heater and a heat conducting plate are arranged at the bottom of the box body, and heat conduction is carried out between the PTC heater and the inner container through the heat conducting plate. The PTC heater adopts modes such as screw connection or adhesive bonding to fix, and the dismouting degree of difficulty is big, reduces and produces line production efficiency to this kind of fixed mode also can't guarantee that PTC heater pastes tight heat-conducting plate completely, thereby reduces heating efficiency, and easily leads to PTC heater self overheated and reduce security and life.
[ Utility model ] content
An object of the utility model is to provide a cooking utensil that heating efficiency is high can solve the above-mentioned technical problem partially at least.
In order to solve the technical problem, the utility model adopts the following technical scheme:
the cooking utensil with high heating efficiency comprises a utensil body and an inner container accommodated in the utensil body, wherein a heating device used for heating the inner container is arranged at the bottom of the utensil body, the heating device comprises a heating element and a heat-conducting plate, the heating element conducts heat with the inner container through the heat-conducting plate, a pressing plate and a fixing seat are further arranged in the utensil body, the pressing plate is provided with an arc-shaped pressing and holding part arched towards the heat-conducting plate, the pressing plate is fixed on the utensil body through the fixing seat, and the arc-shaped pressing and holding part deforms to press the heating element on the heat-conducting plate.
In the cooking utensil with high heating efficiency, the heating element is pressed and fixed on the heat conducting plate through the arc-shaped pressing and holding part.
In the cooking utensil with high heating efficiency, the pressure plate further comprises positioning parts arranged on two opposite sides of the arc-shaped pressing part, and the positioning parts are stopped on the side surface of the heating element.
In the cooking utensil with high heating efficiency, the pressing plate further comprises mounting parts arranged at two ends of the arc-shaped pressing part, and the fixing seat presses and holds the mounting parts to fix the pressing plate towards the direction of the heat conducting plate.
In the cooking utensil with high heating efficiency, the pressing plate further comprises a bending part connected between the arc-shaped pressing part and the mounting part, and the bending part is formed by bending the pressing plate towards the direction far away from the heat conducting plate.
In the cooking utensil that above-mentioned heating efficiency is high, be equipped with the draw-in groove on the fixing base, the installation department is spacing in the draw-in groove.
In the cooking utensil with high heating efficiency, one end of the heating element is connected with a lead, and the mounting part is provided with a wire passing hole for the lead to pass through.
In the cooking utensil with high heating efficiency, the arc-shaped pressing part is partially deformed in the direction away from the heat conducting plate, a groove is formed on one surface, facing the heating element, of the arc-shaped pressing part, and a convex rib is formed on one surface, back to the heating element, of the arc-shaped pressing part.
In the cooking appliance with high heating efficiency, the appliance body comprises a first shell and a second shell nested in the first shell, the heat conducting plate is installed at the bottom of the second shell, and the fixed seat is connected to the first shell or the second shell.
In the cooking utensil with high heating efficiency, the pressing plate is an elastic metal plate.
The utility model has the advantages that:
the utility model provides a cooking utensil that heating efficiency is high sets up clamp plate and fixing base in this internal, and the clamp plate has the arc pressure that arches to the heat guide plate direction and holds the portion, and on the clamp plate was fixed in the utensil body through the fixing base, the arc was pressed and is held the portion and produce deformation in order to compress tightly heating element on the heat guide plate. Compared with the conventional flat pressing plate, the arc pressing part can generate larger pressing force after being deformed, and the pressing force is applied to the heating element to enable the heating element to be attached to the heat conducting plate more closely, so that the heating efficiency can be improved, and on the other hand, heat generated by the heating element is rapidly dissipated outwards through the heat conducting plate, and the use safety of the heating element is ensured.
Further, the heating element is pressed and fixed on the heat conducting plate through the arc-shaped pressing and holding part. Compared with the existing fixing modes such as screw connection or bonding connection, the heating element is directly fixed on the heat conducting plate by the pressing plate, so that the assembly and disassembly are more convenient, and the assembly efficiency is improved.
Furthermore, the pressing plate further comprises positioning parts arranged on two opposite sides of the arc-shaped pressing and holding part, and the positioning parts are stopped at the side faces of the heating element. Through location portion to heating element's horizontal spacing, prevent that heating element from taking place the translation in cooking utensil transportation, use, increase fixed effect.
Further, the clamp plate is still including establishing the installation department at arc pressure portion both ends, the fixed bolster is pressed to the heat-conducting plate direction and is held the installation department is in order to fix the clamp plate. The installation part is arranged to facilitate the fixing of the fixed seat to the pressing plate.
Furthermore, the pressing plate further comprises a bending part connected between the arc-shaped pressing part and the installation part, and the bending part is formed by bending the pressing plate in the direction away from the heat conducting plate. The arc pressing portion generates pressing force through deformation, certain bending degree needs to be kept, the installation portion needs to be kept straight, the installation portion is enabled to have enough area to be pressed and held by the fixing seat, the bending portion plays a transition role between the arc pressing portion and the installation portion, and the arc pressing portion and the installation portion are convenient to shape respectively.
Furthermore, a clamping groove is formed in the fixing seat, and the mounting portion is limited in the clamping groove. The installation part is prevented from shaking on the fixing base, the fixing effect of the pressing plate is improved, and the fixing effect of the heating element is further improved.
Furthermore, one end of the heating element is connected with a lead, and the installation part is provided with a wire passing hole for the lead to pass through. Two wires are usually led out from the end part of the heating element, and when the wire passing hole is formed in the mounting part, the two wires can be wired in the wire passing hole, so that the length of the wires is shortened, and the wiring is convenient.
Furthermore, the arc pressing part is locally deformed in the direction away from the heat conducting plate, a groove is formed in one surface, facing the heating element, of the arc pressing part, and a convex rib is formed in one surface, facing away from the heating element, of the arc pressing part. The convex ribs can increase the strength of the arc-shaped pressing and holding part, and are beneficial to keeping the arc-shaped pressing and holding part in a deformation state for a long time, so that stable pressing force is provided; one side of the arc pressing part facing the heating element is provided with a groove, so that the contact area between the arc pressing part and the heating element is reduced, the heat transfer between the heating element and the pressing plate is weakened, and the heat utilization rate is improved.
These features and advantages of the present invention will be disclosed in more detail in the following detailed description and the accompanying drawings.
[ description of the drawings ]
The invention will be further explained with reference to the drawings:
fig. 1 is a schematic cross-sectional view of a cooking device according to an embodiment of the present invention;
fig. 2 is an exploded view of the inner container and the second housing according to an embodiment of the present invention;
fig. 3 is an assembly diagram of the inner container and the second casing according to an embodiment of the present invention.
Reference numerals:
100 appliance body, 110 first shell, 120 second shell, 121 buckle;
200 of inner container;
300 a fixed seat and 310 a clamping groove;
400 heating element, 410 wire;
500 pressing plates, 510 arc-shaped pressing parts, 511 positioning parts, 512 convex ribs, 520 mounting parts, 521 wire passing holes and 530 bending parts;
600 heat conducting plate;
700 circuit board.
[ detailed description ] embodiments
The utility model provides a cooking utensil that heating efficiency is high, including utensil body and holding in inner bag in the utensil body, utensil body bottom is equipped with and is used for the heating device of inner bag, heating device includes heating element and heat-conducting plate, heating element passes through the heat-conducting plate with the inner bag carries out heat-conduction, this internal clamp plate and the fixing base of still being equipped with of utensil, the clamp plate has the arc pressure that arches to the heat-conducting plate direction and holds the portion, the clamp plate passes through the fixing base is fixed in on the utensil body, the arc pressure holds the portion and produces deformation with will heating element compress tightly in on the heat-conducting plate. Compared with the conventional flat pressing plate, the arc pressing part can generate larger pressing force after being deformed, and the pressing force is applied to the heating element to enable the heating element to be attached to the heat conducting plate more closely, so that the heating efficiency can be improved, and on the other hand, heat generated by the heating element is rapidly dissipated outwards through the heat conducting plate, and the use safety of the heating element is ensured.
The technical solutions of the embodiments of the present invention are explained and explained below with reference to the drawings of the embodiments of the present invention, but the embodiments described below are only preferred embodiments of the present invention, and not all embodiments. Based on the embodiments in the embodiment, other embodiments obtained by those skilled in the art without any creative work belong to the protection scope of the present invention.
The appearances of the phrases such as "exemplary," "some embodiments," and the like in the following text mean "serving as an example, embodiment, or illustration," and any embodiment described as "exemplary" is not necessarily to be construed as preferred or advantageous over other embodiments. While the present invention has been described with reference to certain embodiments, it will be understood by those skilled in the art that the present disclosure may be practiced without some of these specific details.
Referring to fig. 1 to 3, a cooking appliance with high heating efficiency provided in an embodiment of the present invention includes an appliance body 100 and an inner container 200 accommodated in the appliance body 100, a heating device for heating the inner container 200 is disposed at the bottom of the appliance body 100, the heating device includes a heating element 400 and a heat conduction plate 600, and the heating element 400 conducts heat with the inner container 200 through the heat conduction plate 600. Taking an electric heating lunch box as an example for further explanation, the device body 100 includes a first casing 110 and a second casing 120 nested in the first casing 110, the inner container 200 is placed in the second casing 120 in a removable manner, a cavity enclosed by the first casing 110 and the second casing 120 is provided with a circuit board 700 and a heating element 400 electrically connected with the circuit board 700, the bottom wall of the second casing 120 is provided with an opening (not shown) adapted to the heat conducting plate 600, and the heat conducting plate 600 is installed at the opening; the heating element 400 is pressed against the lower surface of the heat-conducting plate 600 by the pressing plate 500, and both ends of the pressing plate 500 are fixed by the fixing base 300, so that the pressing state of the pressing plate 500 on the heating element 400 is maintained, and the installation of the heating device is realized.
As described above, the pressing plate 500 has the arc pressing portion 510 arched toward the heat conducting plate 600, and when both ends of the pressing plate 500 are fixed by the fixing base 300, the arc pressing portion 510 is deformed to press the heating element 400 against the heat conducting plate 600. Compared with a conventional flat pressing plate, the arc pressing part 510 can generate a larger pressing force after being deformed, and the pressing force is applied to the heating element 400 to enable the heating element to be attached to the heat conducting plate 600 more closely, so that on one hand, the heating efficiency can be improved, and on the other hand, heat generated by the heating element 400 is rapidly dissipated outwards through the heat conducting plate 600, and the use safety of the heating element 400 is ensured.
The arc-shaped pressing portion 510 described in this embodiment deforms to press the heating element 400 onto the heat conducting plate 600, including but not limited to the following two specific embodiments:
1. there is not other connection structure between heating element 400 and the heat-conducting plate 600, and heating element 400 is pressed holding portion 510 by the arc completely and is compressed tightly to fix on heat-conducting plate 600, realizes exempting from the screw installation, compares modes such as current screwed connection or adhesive bonding fixed, adopts clamp plate 500 directly to fix heating element 400 to heat-conducting plate 600 on, and the dismouting is more convenient, improves the packaging efficiency.
2. The heating element 400 and the heat conducting plate 600 are pre-fixed by means of bonding, etc., and the arc-shaped pressing part 510 presses the heating element 400 to the heat conducting plate 600, so as to ensure that the heating element 400 is attached to the heat conducting plate 600.
Preferably, the heating element 400 is a PTC heater, which is a ceramic heating element, and has the advantages of rapid temperature rise, no open fire, and long service life. In other embodiments, the heating element 400 may also be a heating tube, a heating film, or the like.
Preferably, the fixing base 300 is connected to the second housing 120 to fix the pressing plate 500, and exemplarily: the outer wall of the second casing 120 is provided with a protruding buckle 121, two U-shaped fixing bases 300 are buckled on the second casing 120 along the width direction of the second casing 120, and respectively press and hold the two ends of the pressing plate 500 towards the heat conducting plate 600, so that the arc-shaped pressing portion 510 is deformed while fixing the pressing plate 500, and the heating element 400 is pressed on the heat conducting plate 600.
Preferably, the pressing plate 500 is an elastic metal plate, such as a spring steel plate, which has strong elastic deformability and good heat resistance, and can prolong the service life of the pressing plate 500. The following are exemplary: the heating element 400 is a strip-shaped PTC heater, the pressing plate 500 is made of elastic metal into a strip shape, the arc-shaped pressing part 510 of the pressing plate 500 presses and holds the heating element 400 along the length direction of the heating element 400, the stress is more uniform in the length direction of the whole heating element 400, and the complete attachment of the heating element 400 and the heat conducting plate 600 is ensured.
Referring to fig. 1 to 3, in an embodiment of the present invention, in order to facilitate the fixing base 300 to press and hold the fixing pressing plate 500, the pressing plate 500 further includes mounting portions 520 provided at both ends of the arc-shaped pressing portion 510, and the fixing base 300 presses and holds the mounting portions 520 toward the heat guide plate 600 to fix the pressing plate 500. Preferably: the arc presses and forms the portion of bending 530 between portion 510 and the installation department 520, the portion of bending 530 is bent to keeping away from the heat-conducting plate 600 direction by clamp plate 500 and forms, can know according to clamp plate 500 mounting means, the arc presses and holds portion 510 and produces the packing force through deformation, consequently need keep certain crookedness, and installation department 520 needs to keep straight, make it have sufficient area to be pressed and hold by fixing base 300, the portion of bending 530 plays the transition effect between arc pressing and holding portion 510 and installation department 520, make things convenient for arc pressing and holding portion 510 and installation department 520 to model separately.
As preferred scheme, be equipped with draw-in groove 310 on the fixing base 300, draw-in groove 310 designs into the open breach structure in bottom surface and side, and installation department 520 is spacing in draw-in groove 310, prevents that installation department 520 from rocking on fixing base 300, improves the fixed effect of clamp plate 500, and then improves heating element 400's fixed effect.
Preferably, two wires 410 are led out from one end of the heating element 400, a wire passing hole 521 for the wire 410 to pass through is formed in one mounting portion 520 of the pressing plate 500, and the two wires 410 can be routed through the wire passing hole 521, so that the length of the wire 410 is shortened, and the wiring is convenient.
Referring to fig. 2 and 3, in an embodiment of the present invention, the arc pressing portion 510 is partially deformed away from the heat conducting plate 600, a convex rib 512 is formed on a surface of the arc pressing portion 510 facing away from the heating element 400, and the convex rib 512 can increase the strength of the arc pressing portion 510, so that the arc pressing portion 510 can maintain a deformed state for a long time, thereby providing a stable pressing force; because the convex rib 512 is formed by locally pressing the arc-shaped pressing part 510, a groove is formed on the surface of the arc-shaped pressing part 510 facing the heating element 400, the groove reduces the contact area between the arc-shaped pressing part 510 and the heating element 400, the heat transfer between the heating element 400 and the pressing plate 500 is weakened, and the heat utilization rate is improved.
Referring to fig. 2 and 3, in an embodiment of the present invention, the pressing plate 500 further includes positioning portions 511 disposed at opposite sides of the arc-shaped pressing portion 510, and the positioning portions 511 are stopped at the sides of the heating element 400. The following are exemplary: the arc presses the local die-cut back in both sides relative of portion 510 to form location portion 511 to heat-conducting plate 600 direction bending type, presses portion 510 homonymy to set up a plurality of location portions 511 such as two, three according to heating element 400 length at the arc, and it is spacing to heating element 400's horizontal through location portion 511, prevents that heating element 400 from taking place the translation in cooking utensil transportation, use, increases fixed effect.
In an embodiment of the present invention, the fixing base is connected to the first casing, and when the first casing and the second casing are connected, the fixing base on the first casing presses both ends of the pressing plate toward the heat conducting plate to fix the pressing plate, and the arc-shaped pressing portion of the pressing plate deforms to press the heating element onto the heat conducting plate.
The cooking utensil generally refer to a series of small-size cooking utensils such as mini rice cooker, braising cup, heat preservation bowl, above-mentioned embodiment the scheme except that the electric heat lunch-box, also can be applied to small-size cooking utensils such as mini rice cooker, braising cup, heat preservation bowl.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and those skilled in the art should understand that the present invention includes but is not limited to the contents described in the drawings and the above specific embodiments. Any modification which does not depart from the functional and structural principles of the present invention is intended to be included within the scope of the claims.
Claims (10)
1. The cooking utensil with high heating efficiency comprises a utensil body and an inner container accommodated in the utensil body, wherein a heating device used for heating the inner container is arranged at the bottom of the utensil body, the heating device comprises a heating element and a heat-conducting plate, and the heating element conducts heat with the inner container through the heat-conducting plate.
2. The cooking utensil of claim 1 with high heating efficiency, wherein the heating element is fixed on the heat conducting plate by pressing the arc-shaped pressing part.
3. The cooking appliance of claim 1, wherein the pressure plate further comprises positioning portions disposed on opposite sides of the arc-shaped holding portion, and the positioning portions are stopped by the side surfaces of the heating element.
4. The cooking appliance of claim 1, wherein the pressing plate further comprises mounting portions provided at both ends of the arc-shaped pressing portion, and the fixing base presses the mounting portions toward the heat conducting plate to fix the pressing plate.
5. The cooking utensil of claim 4 with high heating efficiency, wherein the pressing plate further comprises a bending part connected between the arc-shaped pressing part and the mounting part, and the bending part is formed by bending the pressing plate in a direction away from the heat conducting plate.
6. The cooking appliance with high heating efficiency as claimed in claim 4, wherein the fixing base is provided with a slot, and the mounting part is limited in the slot.
7. The cooking appliance of claim 4, wherein a wire is connected to one end of the heating element, and the mounting portion has a wire hole for the wire to pass through.
8. The cooking appliance of any one of claims 1 to 7, wherein the curved pressing portion is partially deformed away from the heat conducting plate, a groove is formed on a surface of the curved pressing portion facing the heating element, and a rib is formed on a surface of the curved pressing portion facing away from the heating element.
9. The cooking appliance with high heating efficiency as claimed in one of claims 1 to 7, wherein the appliance body comprises a first shell and a second shell nested in the first shell, the heat conducting plate is mounted at the bottom of the second shell, and the fixing seat is connected to the first shell or the second shell.
10. The cooking appliance of any one of claims 1 to 7, wherein the pressing plate is a resilient metal plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122559444.7U CN216416789U (en) | 2021-10-22 | 2021-10-22 | Cooking utensil with high heating efficiency |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122559444.7U CN216416789U (en) | 2021-10-22 | 2021-10-22 | Cooking utensil with high heating efficiency |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216416789U true CN216416789U (en) | 2022-05-03 |
Family
ID=81333768
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122559444.7U Active CN216416789U (en) | 2021-10-22 | 2021-10-22 | Cooking utensil with high heating efficiency |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216416789U (en) |
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2021
- 2021-10-22 CN CN202122559444.7U patent/CN216416789U/en active Active
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