CN216166763U - Electric heating heat preservation cover - Google Patents
Electric heating heat preservation cover Download PDFInfo
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- CN216166763U CN216166763U CN202122303655.4U CN202122303655U CN216166763U CN 216166763 U CN216166763 U CN 216166763U CN 202122303655 U CN202122303655 U CN 202122303655U CN 216166763 U CN216166763 U CN 216166763U
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Abstract
The utility model relates to the technical field of electric heating appliances, and particularly discloses an electric heating heat-insulating cover, wherein an umbrella-shaped supporting assembly is unfolded to form an umbrella-shaped structure and folded to form a cone-shaped structure; the heat insulation layer is arranged on the outer side of the umbrella-shaped support assembly and can be unfolded or folded along with the umbrella-shaped support assembly; the heating element is arranged in the heat-insulating layer; the temperature control assembly comprises a temperature control key for controlling the on-off of the heating piece and controlling the heating piece to generate different temperatures. The electric heating heat preservation cover is folded to form a conical structure through the umbrella-shaped supporting assembly, and is easy to store; the heating piece is arranged in the heat-preserving layer and can generate heat to keep the temperature in the electric heating heat-preserving cover, so that the temperature in the electric heating heat-preserving cover is in a constant temperature state for a long time.
Description
Technical Field
The utility model relates to the technical field of electric heating appliances, in particular to an electric heating heat-preservation cover.
Background
The heat preservation cover is mainly used for preventing cooked food in the protection cover from being cooled, so that heat loss caused by contact between food and the external environment is isolated, the aim of delaying the cooling of the food is fulfilled, and the food in the cover is kept at a temperature suitable for eating.
At present, the heat preservation cover generally adopts an aluminum film as a heat preservation material, plays the roles of heat locking and heat reflection and is used for preserving the temperature of food. But the heat preservation cover can not completely isolate the temperature loss in the cover, the heat preservation time is limited, the temperature inside and outside the heat preservation cover reaches balance after a period of time, and the food in the cover becomes cold to influence the eating; some heatable heat retaining covers, but can not fold, be difficult for accomodating, temperature control also can only realize heating or not heating, can't guarantee the inside constant temperature of cover, only single heating mode, the user can't realize the use of multiple heating scene, for example fermentation, heat preservation, unfreeze.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an electric heating heat-preservation cover, which solves the problems that in the prior art, the heat-preservation effect of the heat-preservation cover is limited, so that food in the cover is cooled, the food is not easy to store, and the heating mode is single.
In order to achieve the purpose, the utility model adopts the following technical scheme:
the utility model provides an electric heating heat preservation cover, which comprises:
the umbrella-shaped support assembly is provided with an unfolded state for forming an umbrella-shaped structure after being unfolded and a folded state for forming a cone-shaped structure after being folded;
the heat insulation layer is arranged on the outer side of the umbrella-shaped support component in the unfolded state and can be unfolded or folded along with the umbrella-shaped support component;
the heating piece is arranged inside the heat-insulating layer;
the temperature control component comprises a temperature control key, the temperature control key is used for controlling the on-off of the heating piece and controlling the heating piece to generate different temperatures.
As a preferable aspect of the electric heating heat-insulating cover, the umbrella-shaped support assembly includes:
fixing the sleeve;
the two ends of each umbrella frame rod respectively comprise a connecting part and a fixing part, a supporting part is arranged between the connecting part and the fixing part, and the umbrella frame rods are hinged to the circumferential direction of the fixing sleeve at intervals through the connecting parts; the heat insulation layer is connected between the fixing part and the fixing sleeve;
the supporting and fixing piece can penetrate into the fixing sleeve;
the supporting rods and the umbrella frame rods are in one-to-one correspondence and are respectively hinged between the fixed sleeve and the supporting part;
the clamping piece can fix the supporting and fixing piece on the fixing sleeve.
As a preferred scheme of the electric heating heat preservation cover, the umbrella-shaped supporting component also comprises a pull rope; one end of the pull rope penetrates through the fixing sleeve and then is connected with the supporting and fixing piece.
As a preferred scheme of the electric heating heat preservation cover, 4-10 umbrella frame rods are arranged, and the number of the supporting rods is the same as that of the umbrella frame rods.
As a preferred scheme of electric heat preservation cover, the heat preservation includes first tarpaulin, heat preservation cotton, first heat insulating film, second heat insulating film and second tarpaulin from the extroversion inwards in proper order, the piece that generates heat is located first heat insulating film with between the second tarpaulin.
As a preferred scheme of the electric heating heat preservation cover, the heat preservation layer further comprises a second heat insulation film, the second heat insulation film is arranged between the first heat insulation film and the second waterproof cloth, and the heating element is arranged between the first heat insulation film and the second heat insulation film.
As a preferred scheme of the electric heating heat preservation cover, the heating element comprises any one or more of a heating wire, a silica gel heating sheet or an infrared heating device.
As a preferred scheme of the electric heating heat preservation cover, the heating element comprises a heating wire, and the heating wire is arranged between any two adjacent umbrella frame rods.
As a preferred scheme of the electric heating heat preservation cover, the heating wires are distributed in a snake shape, and the trend of the heating wires is adapted to the extending direction of the umbrella frame rod.
As a preferred scheme of the electric heating heat preservation cover, a plurality of heating pieces are arranged, and the plurality of heating pieces are arranged in the heat preservation layer at intervals.
The utility model has the beneficial effects that:
the utility model provides an electric heating heat-preservation cover which is easy to store by arranging an umbrella-shaped supporting component; the heating element is arranged in the heat-insulating layer capable of preserving heat, and can generate heat to keep the temperature in the electric heating heat-insulating cover, so that the temperature in the electric heating heat-insulating cover is in a constant temperature state for a long time, and food in the electric heating heat-insulating cover is ensured to be placed for a long time without cooling; the temperature control assembly can control the power on and off of the heating element and control the temperature mode.
Drawings
FIG. 1 is a first perspective view of a schematic structural diagram of an electric heat preservation cover according to an embodiment of the present invention;
FIG. 2 is a second perspective view of the electric heating insulation cover according to the embodiment of the present invention;
FIG. 3 is a schematic structural view of the folded state of the electric heating heat preservation cover in the embodiment of the utility model.
In the figure:
1. an umbrella-shaped support assembly; 11. fixing the sleeve; 12. an umbrella frame rod; 13. supporting the fixing member; 14. a support bar; 15. pulling a rope; 16. a pull ring;
2. a heat-insulating layer;
3. a temperature control assembly; 31. a temperature control key; 32. and an indicator light.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Where the terms "first position" and "second position" are two different positions, and where a first feature is "over", "above" and "on" a second feature, it is intended that the first feature is directly over and obliquely above the second feature, or simply means that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
As shown in fig. 1-3, the present embodiment provides an electric heating thermal insulation cover, which includes an umbrella-shaped supporting component 1, a thermal insulation layer 2, a heating element and a temperature control component 3. Wherein, the umbrella-shaped supporting component 1 has an unfolding state which forms an umbrella-shaped structure after being unfolded and a folding state which forms a cone-shaped structure after being folded; the heat preservation layer 2 is arranged on the outer side of the umbrella-shaped support component 1 in an unfolding state and can be unfolded or folded along with the umbrella-shaped support component 1; the heating element is arranged inside the heat-insulating layer 2; the temperature control component 3 can control the on-off of the heating piece, when the heating piece is powered on, the heating piece can generate heat, and when the heating piece is powered off, the heating piece stops generating heat. Optionally, the temperature control assembly 3 includes a switch for controlling the heating element to be powered on or off. Preferably, the temperature control assembly 3 further comprises a temperature control key 31, and the temperature control key 31 is used for controlling the heating element to be powered on and powered off and controlling the heating element to generate different temperatures.
In the embodiment, the electric heating heat-preservation cover is folded into a conical folded state through the umbrella-shaped supporting assembly 1, so that the electric heating heat-preservation cover is easy to store; the heating element is arranged in the heat-insulating layer 2 capable of insulating heat, and can heat to keep the temperature in the electric heating heat-insulating cover, so that the temperature in the electric heating heat-insulating cover is in a constant temperature state for a long time, and food in the electric heating heat-insulating cover is ensured to be placed for a long time without cooling; the temperature control component 3 can control the power on and off of the heating component and can be adjusted according to requirements so as to meet the requirements of food such as fermentation, heat preservation and unfreezing.
Regarding the structure of the temperature control assembly 3, in this embodiment, specifically, the temperature control assembly 3 further includes a plurality of indicator lights 32 marked with different temperature values, the temperature control key 31 is used for controlling the sequential on/off of the plurality of indicator lights 32, and at most one indicator light 32 is turned on when the temperature control key 31 is operated each time; when all the indicator lamps 32 are turned off, the heat generating member is not operated. The temperature of the electric heating heat preservation cover during working can be selected in various ways by the arrangement, so that different user requirements can be met. Preferably, the temperature control assembly 3 includes indicator lights 32 labeled 30 degrees, 40 degrees, 50 degrees, 60 degrees, and 70 degrees. After the power is on, all the indicator lamps 32 are all turned off after being turned on for 1 second, the temperature control key 31 is pressed for the first time, and the indicator lamp 32 marked with 30 degrees is turned on; pressing the temperature control key 31 again, the indicator light 32 marked with 30 degrees is turned off, and the indicator light 32 marked with 40 degrees is turned on; according to the rule, each time the temperature control key 31 is pressed, the next indicator lamp 32 marked with different temperature values is lightened; finally, all the indicator lights 32 are turned off; when the temperature control key 31 is pressed again, the indicator lamp 32 indicated with 30 degrees is turned on.
In this embodiment, the heating members are provided in plurality, and the plurality of heating members are arranged in the heat insulating layer 2 at intervals. The food can be uniformly heated by the arrangement. For example, when the heat insulating layer 2 is divided into six fan-shaped structures by the umbrella-shaped supporting component 1, two heating members can be arranged, the two heating members are respectively arranged in the two fan-shaped structures, and the two fan-shaped structures are arranged between the two heating members; three heating pieces can be arranged, and a fan-shaped structure is arranged between every two heating pieces at intervals.
Regarding the structure of the umbrella-shaped support assembly 1, in the present embodiment, specifically, the umbrella-shaped support assembly 1 includes a fixing sleeve 11, a plurality of umbrella frame rods 12, a support fixing member 13, a snap member, and a plurality of support rods 14. Wherein, the two ends of the umbrella frame rods 12 respectively comprise a connecting part and a fixing part, a supporting part is arranged between the connecting part and the fixing part, and a plurality of umbrella frame rods 12 are hinged to the circumferential direction of the fixing sleeve 11 at intervals through the connecting part; the insulating layer 2 is connected between the fixing portion and the fixing sleeve 11. The supporting and fixing piece 13 can penetrate into the fixing sleeve 11; when the umbrella-shaped supporting component 1 is in the unfolding state, the supporting and fixing piece 13 penetrates into the fixing sleeve 11. The plurality of support rods 14 and the plurality of umbrella frame rods 12 are in one-to-one correspondence and are respectively hinged between the fixed sleeve 11 and the support part; the clamping piece can fix the supporting and fixing piece 13 on the fixing sleeve 11. With the help of the above arrangement, the umbrella-shaped supporting assembly 1 can be switched between the unfolding state and the folding state, is convenient for cover food in the unfolding state, and is convenient for storage in the folding state.
Regarding the clamping piece, optionally, the clamping piece slides and locates fixed sleeve 11, the clamping piece has clamping position and release position, the one end of clamping piece is equipped with the trip, support mounting 13 is equipped with the draw-in groove, when support mounting 13 is located fixed sleeve 11, trip and draw-in groove joint to be fixed in fixed sleeve 11 with support mounting 13, so that umbelliform supporting component 1 keeps in the expansion state.
Preferably, an elastic member is arranged between the clamping member and the fixing sleeve 11, and the elastic member stops the clamping member at a clamping position. The joint piece is pressed manually, and the elastic component atress, trip and draw-in groove break away from, because umbrella frame pole 12 and bracing piece 14 all have elasticity, and be equipped with the spring in the fixed sleeve 11, when supporting mounting 13 and penetrating fixed sleeve 11, the spring compression, consequently, support mounting 13 and fixed sleeve 11 autosegregation to make umbelliform supporting component 1 keep at fold condition.
Optionally, the umbrella support assembly 1 further comprises a pull cord 15; one end of the pulling rope 15 is connected with the supporting and fixing piece 13 after passing through the fixing sleeve 11. This arrangement facilitates pulling the support fixture 13 into the fixing sleeve 11, improving the opening efficiency of the electric heating heat-insulating cover.
Preferably, the other end of the pull cord 15 is provided with a pull ring 16. The arrangement of the pull ring 16 is convenient for holding, and the comfort level of operation is improved. Further, the outer diameter of the pull ring 16 is larger than the inner diameter of the fixing sleeve 11. The structure arrangement can prevent the pull rope 15 from entering the interior of the electric heating heat preservation cover from the fixed sleeve 11.
Alternatively, there are 4-10 rib bars 12, and the number of support bars 14 is the same as the number of rib bars 12. Of course, in other embodiments, there may be 12, 15 or 20 rib rods 12, but not limited thereto.
In this embodiment, the length of the support rod 14 is optionally adjustable. Specifically, the support rod 14 includes a first rod, an intermediate rod and a second rod, which are sequentially screwed, wherein the first rod is provided with a first threaded sleeve, the second rod is provided with a second threaded sleeve, the first threaded sleeve and the second threaded sleeve have opposite rotation directions, and two ends of the intermediate rod are respectively provided with screws with different rotation directions. The size of the electric heating heat-preservation cover can be adjusted when the umbrella-shaped supporting component 1 is in an unfolding state due to the arrangement.
In other embodiments, the umbrella support assembly 1 may be similar to the support structure of prior art umbrellas, and the specific structure of the umbrella support assembly 1 will not be described herein since the structure of umbrellas is well known to those skilled in the art.
In this embodiment, optionally, the heat insulating layer 2 includes, from outside to inside, a first waterproof cloth, heat insulating cotton, a first heat insulating film, a second heat insulating film, and a second waterproof cloth in sequence, and the heating element is disposed between the first heat insulating film and the second waterproof cloth. This arrangement can improve the heat preservation effect of the heat preservation layer 2.
Further, the heat preservation layer 2 further comprises a second heat insulation film, the second heat insulation film is arranged between the first heat insulation film and the second waterproof cloth, and the heating element is arranged between the first heat insulation film and the second heat insulation film. This setting can make the temperature of the piece that generates heat obtain even dispersion for the temperature everywhere in the electric heat preservation cover is even.
Optionally, at least one of the first and second heat insulating films includes an aluminum film. In this embodiment, the first heat insulating film and the second heat insulating film are both aluminum films.
Regarding the arrangement of the heat generating component, in this embodiment, optionally, the heat generating component includes any one or more of a heat generating wire, a silica gel heat generating sheet, or an infrared heating device. In this embodiment, the heating member preferably includes a heating wire, and the heating wire is disposed between any two adjacent umbrella frame rods 12. This setting makes the heater be located the soft heat preservation 2 of texture, avoids receiving the friction and leads to damaging, has improved the durability of heater.
Further, the heating wires are arranged in a snake shape, and the trend of the heating wires is adapted to the extending direction of the umbrella frame rod 12. The heating wire is arranged from the top to the bottom of the electric heating heat insulation cover, and then is bent for multiple times from the bottom to the top of the electric heating heat insulation cover to enlarge the area covered by the heating wire. Wherein, the turning angle range can be selected as 150 degrees and 180 degrees, wherein, when the turning angle range is 180 degrees, the extending direction of the heating wire is consistent with the fixed sleeve 11 in the unfolding state. This setting makes umbelliform supporting component 1 switch to fold condition by the expansion state when, the deformation that the heater produced is less, does not produce deformation in the partial heat preservation 2 departments that do not take place deformation even, has further improved the durability of heater.
Optionally, the electric heat preservation cover further comprises a temperature detection piece and an alarm piece, the temperature detection piece is arranged on one side, close to the umbrella-shaped supporting assembly 1, of the heat preservation layer 2, the temperature detection piece is used for detecting the temperature of the inner space of the electric heat preservation cover, and when the difference between the inner temperature of the electric heat preservation cover and the set temperature exceeds a preset value, the alarm piece gives an alarm. The arrangement can prevent the difference between the internal temperature of the electric heating heat preservation cover and the set temperature from being too large.
It should be noted that the electric heating heat preservation cover further comprises a controller, the controller is respectively connected with the temperature control assembly 3, the temperature detection member and the alarm member, and the control principle of the controller is well known in the art, so the specific control principle is not described herein again.
Optionally, the electric heating heat preservation cover further comprises an illuminating lamp for illuminating articles inside the electric heating heat preservation cover.
In order to observe the internal condition of the electric heating heat-insulating cover conveniently, at least one perspective window is arranged on the heat-insulating layer 2, and the perspective window is made of PP or PMMA. The setting of perspective window is convenient for observe inside article, avoids opening the electric heat preservation cover and leads to the temperature to run off.
It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (10)
1. An electric heating heat preservation cover is characterized by comprising:
the umbrella-shaped supporting assembly (1) is provided with an unfolded state for forming an umbrella-shaped structure after being unfolded and a folded state for forming a cone-shaped structure after being folded;
the heat preservation layer (2) is arranged on the outer side of the umbrella-shaped support component (1) and can be unfolded or folded along with the umbrella-shaped support component (1);
the heating piece is arranged inside the heat-insulating layer (2);
accuse temperature subassembly (3), accuse temperature subassembly (3) include temperature control key (31), temperature control key (31) are used for controlling the power on-off and the control of the piece that generates heat produces different temperatures.
2. Electric heating insulation cover according to claim 1, characterized in that said umbrella-shaped support assembly (1) comprises:
a fixed sleeve (11);
the umbrella frame comprises a plurality of umbrella frame rods (12), wherein two ends of each umbrella frame rod (12) respectively comprise a connecting part and a fixing part, a supporting part is arranged between each connecting part and each fixing part, and the umbrella frame rods (12) are hinged to the periphery of the fixing sleeve (11) at intervals through the connecting parts; the heat-insulating layer (2) is connected between the fixing part and the fixing sleeve (11);
a support fixture (13) that can be threaded into the fixing sleeve (11);
the supporting rods (14), the supporting rods (14) and the umbrella frame rods (12) are in one-to-one correspondence and are respectively hinged between the fixed sleeve (11) and the supporting part;
the clamping piece can fix the supporting and fixing piece (13) on the fixing sleeve (11).
3. The electrothermal cover according to claim 2, characterized in that the umbrella-shaped support assembly (1) further comprises a pulling rope (15); one end of the pull rope (15) penetrates through the fixing sleeve (11) and then is connected with the supporting and fixing piece (13).
4. The electric heating heat preservation cover according to claim 2, characterized in that 4-10 umbrella frame rods (12) are provided, and the number of the support rods (14) is the same as that of the umbrella frame rods (12).
5. The electric heating heat-preserving cover as claimed in claim 1, wherein the heat-preserving layer (2) comprises a first waterproof cloth, heat-preserving cotton, a first heat-preserving film, a second heat-preserving film and a second waterproof cloth in sequence from outside to inside, and the heating element is arranged between the first heat-preserving film and the second waterproof cloth.
6. The electric heating heat-preserving cover as claimed in claim 5, wherein the heat-preserving layer (2) further comprises a second heat-preserving film, the second heat-preserving film is arranged between the first heat-preserving film and the second waterproof cloth, and the heat generating member is arranged between the first heat-preserving film and the second heat-preserving film.
7. The electric heating heat preservation cover according to any one of claims 2-4, characterized in that the heating element comprises any one or more of a heating wire, a silica gel heating sheet or an infrared heating device.
8. The electrothermal cover according to claim 7, wherein the heating element comprises a heating wire, and the heating wire is arranged between any two adjacent umbrella frame rods (12).
9. The electrothermal cover according to claim 8, wherein the heating wire is arranged in a serpentine shape, and the direction of the heating wire is adapted to the extending direction of the umbrella frame rod (12).
10. The electric heating heat preservation cover according to any one of claims 1-5, characterized in that a plurality of heating elements are provided, and the plurality of heating elements are arranged in the heat preservation layer (2) at intervals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122303655.4U CN216166763U (en) | 2021-09-23 | 2021-09-23 | Electric heating heat preservation cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122303655.4U CN216166763U (en) | 2021-09-23 | 2021-09-23 | Electric heating heat preservation cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216166763U true CN216166763U (en) | 2022-04-05 |
Family
ID=80921858
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122303655.4U Active CN216166763U (en) | 2021-09-23 | 2021-09-23 | Electric heating heat preservation cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216166763U (en) |
-
2021
- 2021-09-23 CN CN202122303655.4U patent/CN216166763U/en active Active
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