CN213696629U - Heating sheet and toaster - Google Patents
Heating sheet and toaster Download PDFInfo
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- CN213696629U CN213696629U CN202022019307.XU CN202022019307U CN213696629U CN 213696629 U CN213696629 U CN 213696629U CN 202022019307 U CN202022019307 U CN 202022019307U CN 213696629 U CN213696629 U CN 213696629U
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Abstract
The utility model relates to a toaster is automatically controlled field, especially relates to a piece and toaster generate heat. The embodiment of the utility model provides a piece and toaster generate heat, the piece that generates heat includes: the mica substrate, a first splicing piece, a second splicing piece, a heating wire, a control unit power circuit and a tapping splicing piece, wherein the first splicing piece and the second splicing piece are respectively connected with an external power supply, the heating wire is wound on the mica substrate, the heating wire is provided with a first connecting end and a second connecting end, the first connecting end is connected with the first splicing piece, the second connecting end is connected with the second splicing piece, the control unit power circuit is used for supplying power to a control unit of the heating wire, the tapping splicing piece comprises a third connecting end and at least two through holes, the through holes are used for connecting a point, located between the first connecting end and the second connecting end, on the heating wire, and the third connecting end is used for connecting the control unit power circuit; through set up a plurality of through-holes on taking a percentage the splicing, can choose for use the heater of different length to extract voltage, take a percentage the mould commonality strong.
Description
Technical Field
The utility model relates to a toaster is automatically controlled field, especially relates to a piece and toaster generate heat.
Background
The Toaster, named Toaster in English, is a special electric cooker for toasting slices of bread, and not only can toast the slices of bread into brown color, but also can make the slices of bread have stronger fragrance and better taste, and can promote appetite.
In the electric control system of the manual toaster, the power supply part is usually tapped to obtain a voltage of 10-12V. At present, the traditional toaster control power supply uses alternating current of about 10V extracted from a heating wire, obtains direct current of 12V and 5V needed by a control part through rectification and voltage stabilization, and a set of tapping dies are used, so that when the same set of tapping dies are applied to different products, the voltage obtained by the heating wire with the same length has deviation, the voltage of about 10V cannot be extracted, and the universality of the dies is poor.
SUMMERY OF THE UTILITY MODEL
In order to solve the above technical problem, one technical solution adopted by the embodiment of the present invention is: the utility model provides a piece and toaster generate heat, take a percentage the mould commonality strong.
The embodiment of the utility model provides an aim at realize through following technical scheme
In order to solve the above technical problem, in a first aspect, the embodiment of the present invention provides a heating sheet, including:
a mica substrate;
a first tab and a second tab, the first tab and the second tab for connecting to an external power source, respectively;
the heating wire is wound on the mica substrate and provided with a first connecting end and a second connecting end, the first connecting end is connected with the first connecting piece, and the second connecting end is connected with the second connecting piece;
the control unit power supply circuit is used for supplying power to the control unit of the heating sheet;
the tap connecting piece comprises a third connecting end and at least two through holes, the through holes are used for connecting a point, located between the first connecting end and the second connecting end, on the heating wire, and the third connecting end is used for connecting the control unit power circuit.
In some embodiments, the tap tab is further provided with at least one first fixing hole; the tap connecting piece is fixed on the mica substrate through the first fixing hole.
In some embodiments, the mica substrate includes oppositely disposed first and second sides, the first tab and the tap tab being fixedly mounted to the first side, and the second tab being fixedly mounted to the second side.
In some embodiments, the first tab, the second tab, and the tap tab are secured to the mica substrate by riveting.
In some embodiments, the heat generating sheet further comprises at least one pressing bar and at least one second fixing hole; the at least one pressing strip is fixed on the mica substrate through the second fixing hole, and the at least one pressing strip is used for fixing the heating wire on the mica substrate.
In some embodiments, the tap tab is provided with at least one arcuate region, the arcuate region being disposed free of the second fixing hole, the arcuate region being configured to avoid the second fixing hole.
In some embodiments, the heat generating chip further comprises at least one insulating spacer disposed between the heater and the mica substrate.
In some embodiments, the tab is disposed opposite the mica substrate heating surface; the mica substrate is provided with at least one through hole, the through hole on the mica substrate is arranged corresponding to one through hole on the tapping connecting piece, and the heating wire is connected with the tapping connecting piece through the through hole on the mica substrate and the through hole on the tapping connecting piece.
In order to solve the above technical problem, in a second aspect, an embodiment of the present invention provides a toaster comprising the heat generating sheet according to any one of the above first aspects.
The embodiment of the utility model provides a beneficial effect is: be different from prior art's condition, the embodiment of the utility model provides a piece and toaster generate heat, the piece that generates heat includes: the mica substrate, a first splicing piece, a second splicing piece, a heating wire, a control unit power circuit and a tapping splicing piece, wherein the first splicing piece and the second splicing piece are respectively connected with an external power supply, the heating wire is wound on the mica substrate, the heating wire is provided with a first connecting end and a second connecting end, the first connecting end is connected with the first splicing piece, the second connecting end is connected with the second splicing piece, the control unit power circuit is used for supplying power to a control unit of the heating wire, the tapping splicing piece comprises a third connecting end and at least two through holes, the through holes are used for connecting a point, located between the first connecting end and the second connecting end, on the heating wire, and the third connecting end is used for connecting the control unit power circuit; through set up a plurality of through-holes on taking a percentage the splicing, can choose for use the heater of different length to extract voltage, take a percentage the mould commonality strong.
Drawings
One or more embodiments are illustrated by the accompanying figures in the drawings that correspond thereto and are not to be construed as limiting the embodiments, wherein elements/modules and steps having the same reference numerals are represented by like elements/modules and steps, unless otherwise specified, and the drawings are not to scale.
Fig. 1 is a schematic structural diagram of a heat generating sheet according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a tapping tab provided in an embodiment of the present invention;
FIG. 3 is an enlarged schematic view of the arcuate region of the heat patch shown in FIG. 1;
fig. 4 is a schematic diagram of a circuit structure according to an embodiment of the present invention.
Detailed Description
In order to facilitate understanding of the present invention, the present invention will be described in detail with reference to the following embodiments. The following examples will assist those skilled in the art in further understanding the present invention, but are not intended to limit the invention in any way. It should be noted that various changes and modifications can be made by one skilled in the art without departing from the spirit of the invention. These all belong to the protection scope of the present invention.
In order to facilitate an understanding of the present application, the present application is described in more detail below with reference to the accompanying drawings and specific embodiments. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used in the description of the present application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
It should be noted that, if not conflicted, the various features of the embodiments of the invention can be combined with each other and are within the scope of protection of the present application. In addition, although the functional blocks are divided in the device diagram, in some cases, the blocks may be divided differently from those in the device. Further, the terms "first," "second," and the like, as used herein, do not limit the data and the execution order, but merely distinguish the same items or similar items having substantially the same functions and actions.
The heating sheet and the toaster of the present invention will be described and illustrated in detail below.
Referring to fig. 1, according to an exemplary embodiment of the present invention, a heat generating sheet 100 includes a first tab 1, a second tab 2, a tap tab 3, a control unit power circuit 4, a heat generating wire 5, and a mica substrate 6; wherein, the first connecting piece 1 and the second connecting piece 2 are respectively used for connecting an external power supply; the heating wire 5 is wound on the mica substrate 6, the heating wire 5 is provided with a first connecting end and a second connecting end, the first connecting end is connected to the first connecting piece 1, and the second connecting end is connected to the second connecting piece 2; the control unit power circuit 4 is used for supplying power to the control unit of the heating sheet; the tapping connecting piece 3 comprises a third connecting end and at least two through holes 31, the at least two through holes 31 are used for connecting a point, located between the first connecting end and the second connecting end, on the heating wire 5, and the third connecting end is used for connecting the control unit power circuit 4.
Because the at least two through holes 31 are arranged on the tapping connecting piece 3, for the set of die, when the die is applied to different products, the tapping position is determined by selecting different through holes 31, namely, the voltage is adjusted by selecting the heating wires 5 with different lengths, so that the voltage of about 10V is extracted, the universality of the die is enhanced, the tapping voltage requirements of different products can be met, and meanwhile, the production cost is saved. Certainly in practical application, the position of taking a percentage is confirmed to the through-hole 31 that can be different as required to select for use the heater 5 of different length to adjust the voltage of equidimension not, and not only be limited to 10V's voltage, need not be restricted to the utility model discloses the restriction of embodiment.
In order to better fix the tap tab 3, in some embodiments, referring to fig. 2, the tap tab 3 is further provided with at least one first fixing hole 32, and the tap tab 3 is fixed on the mica substrate 6 through the first fixing hole 32. In practical application, the quantity and the position of first fixed orifices 32 can set up according to actual need, need not be restricted to the utility model discloses the injeciton, nevertheless it should be noted that when setting up the position of first fixed orifices 32, should dodge the setting with the through-hole 31 of taking a percentage splicing 3.
In some embodiments, please refer to fig. 4, the control power circuit 4 can be a rectification voltage stabilizing circuit 42, and the tap tab 3 is connected to the control unit 43 through the rectification voltage stabilizing circuit 42 for supplying power to the control unit 43.
In some embodiments, referring to fig. 1 and 2, the mica substrate 6 includes a first side a and a second side B opposite to each other, wherein the through hole near the first side a is a first through hole 311, the first tab 1 and the tap tab 3 are fixedly mounted on the first side a, and the second tab 2 is fixedly mounted on the second side B. In other embodiments, the tapping tab 3 is fixedly installed on the first side a, and the first tab 1 and the second tab 2 are fixedly installed on the second side B, or the tapping tab 3 is fixedly installed on the second side B, and the first tab 1 and the second tab 2 are fixedly installed on the first side a, in practical applications, the positions of the tabs can be set according to practical needs, and the embodiments of the present invention are not limited to the embodiments.
Specifically, referring to fig. 1 and 2, four through holes 31 are provided on the tapping tab 3, which are a first through hole 311, a second through hole 312, a third through hole 313 and a fourth through hole 314, and at this time, the winding manner of the heating wire 5 is as follows: the heating wire 5 crosses the mica substrate 6 from the second connecting end and is wound in the first winding groove 71, the first winding groove 71 is wound in the second winding groove 72 through the position corresponding to the first through hole 311, the second winding groove 72 crosses the mica substrate 6 and is sequentially connected with the positions corresponding to the second through hole 312, the third through hole 313 and the fourth through hole 314 and is wound in the third winding groove 73, and the third winding groove 73 is wound in the plurality of winding grooves in a vertical crossing and crossing alternating mode and is connected with the first connecting piece 1 through the first connecting end. When the device is applied to different products, the lengths of the heating wires with different lengths are selected to adjust the voltage by selecting the positions of the taps. In practical application, because the position of splicing can set up according to actual need, consequently heating wire 5's wire winding mode also can change because of the splicing position changes, so heating wire 5's wire winding mode also can set up according to actual need, and need not be detained in the embodiment of the utility model provides an in injectment.
In some of the embodiments, the mica substrate 6 is also provided with at least one through hole, the through hole on the mica substrate 6 is arranged corresponding to one through hole on the tapping connecting piece 3, and the heating wire 5 is connected with the tapping connecting piece through the through hole on the mica substrate 6 and the through hole 31 on the tapping connecting piece 3. For example, referring to fig. 1 and 2, four through holes are formed in the tap tab 3, which are a first through hole 311, a second through hole 312, a third through hole 313 and a fourth through hole 314, if the second through hole 312 is selected as the tap position, a through hole is formed in the mica substrate 6 at a position corresponding to the second through hole 312, and then the heater 5 and the tap tab 3 are connected by a rivet through the through hole and the second through hole 312 formed in the mica substrate 6, and referring to fig. 4, the heater 5 can be used as a resistor in the circuit, the heater 5 is connected to the external power source 41 through the first tab 1 and the second tab 2, and the tap tab 3 and the second tab 2 are further connected to the control unit power circuit 4, and then the length of the heater 5 for extracting voltage is the length from the second connection end to the second through hole 312. In practical application, the through-hole that mica substrate 6 set up, heater 5 and the connected mode and the circuit part of taking a percentage splicing 3 all can set up as required, need not be restricted to the utility model discloses the injeciton of embodiment.
In some of these embodiments, first tab 1, second tab 2 and tap tab 3 are secured to mica substrate 6 by riveting. Specifically, first splicing 1, second splicing 2 and the splicing 3 of taking a percentage can pass through fix with rivet on mica substrate 6, and in practical application, the fixed mode of first splicing 1, second splicing 2 and the splicing 3 of taking a percentage can also be other suitable fixed modes, can set up according to actual need, need not be in charge of the utility model discloses the restriction of embodiment.
In order to prevent the heating wire 5 from being displaced due to expansion during the heating process, in some embodiments, referring to fig. 1, the heating sheet further includes at least one pressing strip 7 and at least one second fixing hole 8; the at least one pressing strip 7 is fixedly arranged on the mica substrate 6 through at least one second fixing hole 8, and the at least one pressing strip 7 is used for fixing the heating wire 5 on the mica substrate 6. In practical application, the quantity of layering 7 and second fixed orifices 8 can set up according to actual need, need not be restricted to the embodiment of the utility model provides a limit.
In order to avoid rivets for fixing the heating wire 5, referring to fig. 1 and 3, in some embodiments, the tab 3 is provided with at least one arched region, which is arranged away from the second fixing hole 8, for avoiding the second fixing hole 8. In practical application, the arch region position and the quantity of taking a percentage splicing 3 can set up according to actual need, need not be restricted to the embodiment of the utility model provides a injecture.
In order to prevent the contact between the tab and the heater 5 from contacting too closely to cause a short circuit, in some embodiments, the heater chip further comprises at least one insulating spacer 10, the at least one insulating spacer 10 being disposed between the heater 5 and the mica substrate 6. For example, referring to fig. 3, an insulating spacer 10 is disposed at the arch region to prevent the heating wire 5 from contacting too close to each other to cause short circuit, and in some other embodiments, in order to improve safety, the insulating spacer 10 may also be disposed at a position corresponding to the first through hole 311, or the insulating spacers 10 may be disposed at positions corresponding to the first contact piece 1 and the second contact piece 2, in practical applications, the positions and the number of the insulating spacers 10 may be set as required, without being limited by the embodiments of the present invention.
In the heat generating sheet 100, the side of the mica substrate 6 on which most of the heat generating wires are disposed is a heating surface, and in some embodiments, the tap tab 3, the first tab 1 and the second tab 2 are disposed opposite to the heating surface of the mica substrate 6. In other embodiments, the first tab 1 and the second tab 2 are disposed on a heated side of the mica substrate 6 and the tap tab 3 is disposed on an opposite side of the mica substrate 6 from the heated side. In practical application, can set up the position of three splicing according to actual need, need not be restricted to the utility model discloses the injeciton.
The embodiment of the present invention further provides a toaster, which includes the heating sheet 100 as described in any of the above embodiments, and the specific technical details of the heating sheet 100 refer to any of the above embodiments, which are not repeated herein. Specifically, in some embodiments, please refer to fig. 1 and 4, the heating sheet 100 as described above may be used in the side sheet of the toaster, wherein the first tab 1 and the second tab 2 of the heating sheet 100 are connected to the external power source 41, the tap tab 3 is connected to the control unit power circuit 4, and by selecting the tap position of the tap tab 3, the heating wires with different lengths may be selected to extract the required voltage for supplying power to the control unit 43 of the heating sheet 100, so that the tap die may be used in common during the process of installing the toaster, and there is no need to design a new tap die according to a new product, which means that the tap die provided by the embodiments of the present invention has strong versatility.
The embodiment of the utility model provides a piece and toaster generate heat, the piece that generates heat includes: the mica substrate, a first splicing piece, a second splicing piece, a heating wire, a control unit power circuit and a tapping splicing piece, wherein the first splicing piece and the second splicing piece are respectively connected with an external power supply, the heating wire is wound on the mica substrate, the heating wire is provided with a first connecting end and a second connecting end, the first connecting end is connected with the first splicing piece, the second connecting end is connected with the second splicing piece, the control unit power circuit is used for supplying power to a control unit of the heating wire, the tapping splicing piece comprises a third connecting end and at least two through holes, the through holes are used for connecting a point, located between the first connecting end and the second connecting end, on the heating wire, and the third connecting end is used for connecting the control unit power circuit; through set up a plurality of through-holes on taking a percentage the splicing, can choose for use the heater of different length to extract voltage, take a percentage the mould commonality strong.
It should be noted that the above-described device embodiments are merely illustrative, where the units described as separate parts may or may not be physically separate, and the parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on multiple network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of the present embodiment.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; within the idea of the invention, also technical features in the above embodiments or in different embodiments may be combined, steps may be implemented in any order, and there are many other variations of the different aspects of the invention as described above, which are not provided in detail for the sake of brevity; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (9)
1. A heat generating sheet, characterized by comprising:
a mica substrate;
a first tab and a second tab, the first tab and the second tab for connecting to an external power source, respectively;
the heating wire is wound on the mica substrate and provided with a first connecting end and a second connecting end, the first connecting end is connected with the first connecting piece, and the second connecting end is connected with the second connecting piece;
the control unit power supply circuit is used for supplying power to the control unit of the heating sheet;
the tap connecting piece comprises a third connecting end and at least two through holes, the through holes are used for connecting a point, located between the first connecting end and the second connecting end, on the heating wire, and the third connecting end is used for connecting the control unit power circuit.
2. The heat generating sheet according to claim 1, wherein the tap tab is further provided with at least one first fixing hole; the tap connecting piece is fixed on the mica substrate through the first fixing hole.
3. The heat generating patch according to claim 2, wherein the mica substrate includes a first side and a second side disposed opposite to each other, the first tab and the tap tab being fixedly mounted on the first side, and the second tab being fixedly mounted on the second side.
4. The heat generating sheet according to claim 3, wherein the first tab, the second tab and the tab are fixed to the mica substrate by riveting.
5. The heat generating sheet according to claim 4, further comprising at least one bead and at least one second fixing hole; the at least one pressing strip is fixed on the mica substrate through the second fixing hole, and the at least one pressing strip is used for fixing the heating wire on the mica substrate.
6. The heat generating sheet as claimed in claim 5, wherein the tab is provided with at least one arched region which is located away from the second fixing hole, the arched region being located away from the second fixing hole.
7. A heat generating chip according to claim 6, further comprising at least one insulating spacer disposed between the heater and the mica substrate.
8. A heat generating sheet according to any one of claims 1 to 7, wherein the tab is provided on the opposite side of the heating surface of the mica substrate;
the mica substrate is provided with at least one through hole, the through hole on the mica substrate is arranged corresponding to one through hole on the tapping connecting piece, and the heating wire is connected with the tapping connecting piece through the through hole on the mica substrate and the through hole on the tapping connecting piece.
9. A toaster comprising a heat generating sheet according to any one of claims 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022019307.XU CN213696629U (en) | 2020-09-15 | 2020-09-15 | Heating sheet and toaster |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022019307.XU CN213696629U (en) | 2020-09-15 | 2020-09-15 | Heating sheet and toaster |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213696629U true CN213696629U (en) | 2021-07-16 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022019307.XU Active CN213696629U (en) | 2020-09-15 | 2020-09-15 | Heating sheet and toaster |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213696629U (en) |
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2020
- 2020-09-15 CN CN202022019307.XU patent/CN213696629U/en active Active
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