CN214708085U - Heating rack - Google Patents
Heating rack Download PDFInfo
- Publication number
- CN214708085U CN214708085U CN202121087055.2U CN202121087055U CN214708085U CN 214708085 U CN214708085 U CN 214708085U CN 202121087055 U CN202121087055 U CN 202121087055U CN 214708085 U CN214708085 U CN 214708085U
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- mica
- plates
- plate
- heating wire
- heat generating
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Abstract
The utility model provides a heating frame, which comprises a heating wire, a rectangular frame and two mica supporting plates arranged in the rectangular frame, wherein the two mica supporting plates are parallel to each other and are provided with mutually corresponding round hole matrixes; the heating wire passes back and forth between the round holes of the two mica supporting plates to form a wavy shape, and each wavy unit of the heating wire passes through the corresponding round hole. The utility model discloses a heating frame is through adopting rectangular frame as the support, and two mica backup pads are as the carrier, make the heater pass the heater that forms the multilayer waveform at the round hole matrix of two mica backup pads, effectively utilized the space, prolonged the wiring length of heater, and the wave unit of heater is separated to the mica support plate portion between two adjacent matrixes of same round hole matrix, avoids two sections adjacent wave unit contacts, makes the heater can realize higher output in certain space.
Description
Technical Field
The utility model belongs to the technical field of heating element and specifically relates to a frame generates heat.
Background
The heating frame is a heating component for converting electric energy into heat energy, and is widely used in industrial production and domestic electrical appliances. In a common heating rack, a metal heating wire is wound on a support frame, and a power supply is connected to the heating wire, so that the heating rack generates heat. The heating frame adopts the metal heating wire as a heating body, converts electric energy into heat energy, and has wide application in industrial production and domestic appliances. The conventional design scheme of the heating frame is that a mica plate or ceramic is used as a substrate, and a heating wire is wound on the substrate to form a heating body. In production, it is often necessary to provide a long heating wire in a limited space to achieve a larger electric power, and in this case, if the heating wire is wound on a substrate, the space is limited and cannot be used. Therefore, a heat generating rack with multi-layer wiring is needed.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome above-mentioned conventional art's weak point, provide the frame that generates heat of multilayer wiring.
The purpose of the utility model is achieved through the following technical measures: a heating frame comprises a heating wire, a rectangular frame and two mica supporting plates arranged in the rectangular frame, wherein the two mica supporting plates are parallel to each other and are provided with circular hole matrixes corresponding to each other; the heating wire passes back and forth between the round holes of the two mica supporting plates to form a wavy shape, and each wavy unit of the heating wire passes through the corresponding round hole.
In a specific embodiment of the present invention, the round holes corresponding to the round hole matrixes on the two mica support plates are dislocated.
In one embodiment of the present invention, the heating wire is in a flat wire shape.
In a specific embodiment of the present invention, the rectangular frame comprises two parallel rectangular mica plates and two parallel metal plates.
The utility model discloses an among the concrete implementation mode, the metal sheet includes and sets up in two bending plates of bottom plate with rectangle mica plate vertically bottom plate and perpendicular, and two bending plates of same metal sheet are parallel to each other and face contact with two rectangle mica plates respectively, and bending plate and the mica plate riveting that corresponds.
In a specific embodiment of the present invention, the corresponding bending plates on the two metal plates are disposed on the back surfaces of the two metal plates.
The utility model discloses an among the concrete embodiment, mica backup pad and rectangle mica plate are parallel to each other, and each bottom plate corresponds two mica backup pad positions and has seted up the mounting groove, and two mica backup pads are fixed in the bottom plate through imbedding in the mounting groove.
In a specific embodiment of the present invention, the mounting groove is an isosceles trapezoid with a wide slot bottom and a narrow slot bottom.
In a specific embodiment of the present invention, the thermal module further includes a fuse electrically connected to the heating wire.
Compared with the heating rack of the prior art, the utility model discloses a heating rack is through adopting rectangular frame as the support, and two mica backup pads are as the carrier, make the heater pass the heater that forms the multilayer waveform at the round hole matrix of two mica backup pads, effectively utilized the space, the wiring length of heater has been prolonged, and the wave unit of heater is separated to the mica support plate portion between two adjacent matrixes of same round hole matrix, avoid two sections adjacent wave unit contacts, make the heater can realize higher output in certain space.
Drawings
Fig. 1 is a schematic view of the heating rack of the present invention.
Fig. 2 is a schematic view of the mica supporting plate mounting structure of the heating rack of the present invention.
Fig. 3 is a schematic structural view of the series heating wire.
Wherein: 10. a heater; 20. a mica support plate; 201. a circular hole matrix; 30. a plug; 40. a rectangular mica plate; 501. a base plate; 502. a bending plate; 60. and a fuse.
Detailed Description
Reference will now be made in detail to the present 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 drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; 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 meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The heating wire 10 is bent after passing through a circular hole, and the bent wire is a wave unit after passing back through the circular hole.
As shown in fig. 1 to 3, the present embodiment provides a heating rack, which includes a heating wire 10 and a plug 30, and further includes a rectangular frame and two mica support plates 20 installed in the rectangular frame, the two mica support plates 20 are parallel to each other, and the two mica support plates 20 are provided with circular hole matrixes 201 corresponding to each other; the heating wire 10 passes back and forth between the circular holes of the two mica support plates 20 to form a wavy shape, each wavy unit of the heating wire 10 passes through the corresponding circular hole, and two ends of the heating wire 10 are respectively electrically connected with the positive electrode and the negative electrode of the plug 30. The round holes corresponding to the round hole matrix 201 on the two mica support plates 20 are staggered. The rectangular frame comprises two parallel rectangular mica plates 40 and two parallel metal plates. The mica support plates 20 are parallel to the rectangular mica plates 40, mounting grooves are formed in the positions, corresponding to the two mica support plates 20, of the bottom plates 501, and the two mica support plates 20 are fixed to the bottom plates 501 by being embedded into the mounting grooves.
The working principle is as follows: during assembly, the mica support plates 20 are embedded into the corresponding mounting grooves, a round hole matrix 201 is distributed on one mica support plate 20, the aperture of the round hole is 2mm, the heating wire 10 is taken as an example in a series connection mode, after penetrating out from a round hole at the edge of the first mica support plate 20, the heating wire 10 enters a round hole at the corresponding position of the other mica support plate 20 and then bends, and then penetrates back from the same round hole of the other mica support plate 20, and a bent wave unit is formed at the position of the round hole; the heating wire 10 penetrates out of the round holes which are in the same row with the edge round holes and adjacent to the edge round holes on the first mica support plate 20, the heating wire is bent to form a wave unit according to the original holes, the wave unit is distributed according to the matrix, the round holes on the two mica support plates 20 form the wave unit, in a certain space, the ordered arrangement of the multilayer heating wire 10 is realized through the round hole matrix 201, and the wiring length of the heating wire 10 is prolonged. After the threading of the round holes in the same row is finished, the round holes in the adjacent rows are threaded, the threading is carried out layer by layer, and the threading mode can be exchanged in line and row sequence. Then, both ends of the heating wire 10 are electrically connected with the plug 30, and the plug 30 is externally connected with a power supply.
The heating wire 10 may be provided in a plurality of pieces, and may be connected in parallel.
The round hole matrixes 201 on the two mica support plates 20 are staggered and are opposite to the round holes of the round hole matrixes 201, so that the center distance between the two opposite round holes of the two sets of round hole matrixes 201 is prolonged, and the wave units are distributed by taking a circle center connecting line as an axis, which is equivalent to prolonging the height of the wave units, namely prolonging the wiring length of the heating wire 10.
The mica support plate 20 is fixed in the mounting groove by being embedded, and is convenient to disassemble and assemble.
In order to avoid the breakage of the heating wire 10, the heating wire 10 is in a flat line shape. Each wave unit is bent toward the flat surface of the heating wire 10, and the heating wire 10 is not broken.
The metal plate comprises a bottom plate 501 perpendicular to the rectangular mica plates 40 and two bending plates 502 perpendicular to the bottom plate 501, the two bending plates 502 of the same metal plate are parallel to and in surface contact with the two rectangular mica plates 40 respectively, and the bending plates 502 are riveted with the corresponding mica plates. The bending plate 502 is convenient for fixing the rectangular mica plate 40 and the bottom plate 501, and the bending plate 502 is in surface contact with the rectangular mica plate 40, so that the deformation resistance of the rectangular frame is enhanced.
In order to avoid the influence of the riveting between the bending plate 502 and the rectangular mica plate 40 on the heating wire 10, the corresponding bending plate 502 on the two metal plates is arranged on the back of the two metal plates, the riveting position between the bending plate 502 and the rectangular mica plate 40 is located on the periphery of the rectangular frame, and the heating wire 10 and the mica support plate 20 in the rectangular frame cannot be touched during the riveting operation.
In order to facilitate the installation of the mica support plates 20 with different thicknesses, the installation groove is in an isosceles trapezoid shape with a wide groove opening and a narrow groove bottom.
In order to improve the safety of the heating rack, a fuse 60 electrically connected with the heating wire 10 is further included.
The protruding area of the bottom plate 501 may be further provided with an assembling hole, so that the heating rack can be assembled on the whole machine conveniently.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (9)
1. The heating rack comprises a heating wire, and is characterized in that: the mica support plate fixing frame further comprises a rectangular frame and two mica support plates arranged in the rectangular frame, wherein the two mica support plates are parallel to each other and are provided with circular hole matrixes corresponding to each other; the heating wires penetrate back and forth between the round holes of the two mica support plates to form a wavy shape, and each wavy unit of the heating wires penetrates through the corresponding round hole.
2. The heat generating rack according to claim 1, wherein: and round holes corresponding to the round hole matrixes on the two mica supporting plates are staggered.
3. The heat generating rack according to claim 1, wherein: the heating wire is in a flat linear shape.
4. The heat generating rack according to claim 1, wherein: the rectangular frame comprises two rectangular mica plates arranged in parallel and two metal plates arranged in parallel.
5. The heat generating rack according to claim 4, wherein: the metal plate include with rectangle mica plate vertically bottom plate and set up perpendicularly in two bending plate of bottom plate, it is same two of metal plate bending plate is parallel to each other and face contact with two rectangle mica plates respectively, bending plate with correspond the mica plate riveting.
6. The heat generating rack according to claim 5, wherein: the corresponding bending plates on the two metal plates are arranged on the back surfaces of the two metal plates.
7. The heat generating rack of claim 6, wherein: the mica support plates are parallel to the rectangular mica plates, mounting grooves are formed in the positions, corresponding to the two mica support plates, of the bottom plate, and the two mica support plates are embedded into the mounting grooves and fixed to the bottom plate.
8. The heat generating rack of claim 7, wherein: the mounting groove is in an isosceles trapezoid shape with a wide groove opening and a narrow groove bottom.
9. The heat generating rack according to claim 1, wherein: the fuse is electrically connected with the heating wire.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202121087055.2U CN214708085U (en) | 2021-05-20 | 2021-05-20 | Heating rack |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202121087055.2U CN214708085U (en) | 2021-05-20 | 2021-05-20 | Heating rack |
Publications (1)
Publication Number | Publication Date |
---|---|
CN214708085U true CN214708085U (en) | 2021-11-12 |
Family
ID=78553215
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202121087055.2U Active CN214708085U (en) | 2021-05-20 | 2021-05-20 | Heating rack |
Country Status (1)
Country | Link |
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CN (1) | CN214708085U (en) |
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2021
- 2021-05-20 CN CN202121087055.2U patent/CN214708085U/en active Active
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