CN112543517A - Full-line temperature control electric heating device and equipment based on carbon fiber heating - Google Patents
Full-line temperature control electric heating device and equipment based on carbon fiber heating Download PDFInfo
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- CN112543517A CN112543517A CN202011534789.0A CN202011534789A CN112543517A CN 112543517 A CN112543517 A CN 112543517A CN 202011534789 A CN202011534789 A CN 202011534789A CN 112543517 A CN112543517 A CN 112543517A
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- fiber heating
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 112
- 229920000049 Carbon (fiber) Polymers 0.000 title claims abstract description 91
- 239000004917 carbon fiber Substances 0.000 title claims abstract description 91
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 title claims abstract description 91
- 238000005485 electric heating Methods 0.000 title claims abstract description 38
- 239000000872 buffer Substances 0.000 claims description 15
- 238000005070 sampling Methods 0.000 claims description 13
- 230000002457 bidirectional effect Effects 0.000 claims description 9
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 19
- 229910052710 silicon Inorganic materials 0.000 description 19
- 239000010703 silicon Substances 0.000 description 19
- 230000008901 benefit Effects 0.000 description 13
- 238000004519 manufacturing process Methods 0.000 description 10
- 239000003990 capacitor Substances 0.000 description 6
- 238000010586 diagram Methods 0.000 description 6
- 230000006870 function Effects 0.000 description 5
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B3/00—Ohmic-resistance heating
- H05B3/0019—Circuit arrangements
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B3/00—Ohmic-resistance heating
- H05B3/10—Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor
- H05B3/12—Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor characterised by the composition or nature of the conductive material
- H05B3/14—Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor characterised by the composition or nature of the conductive material the material being non-metallic
- H05B3/145—Carbon only, e.g. carbon black, graphite
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- Resistance Heating (AREA)
- Control Of Resistance Heating (AREA)
Abstract
The invention discloses a full-circuit temperature control electric heating device and equipment based on carbon fiber heating. Wherein the apparatus comprises: the carbon fiber heating element is arranged on the heating carrier, and the controller enables the temperature of a carbon fiber heating wire of the carbon fiber heating element to be constant and controlled to be heated or not heated. Through the mode, the full-circuit temperature control electric heating device based on carbon fiber heating can be conveniently manufactured, the failure rate is reduced, the cost is reduced, and the safety is improved.
Description
Technical Field
The invention relates to the technical field of carbon fiber heating, in particular to a full-circuit temperature control electric heating device and equipment based on carbon fiber heating.
Background
The existing temperature control electric heating device based on carbon fiber heating generally comprises two schemes:
the first scheme is a temperature control electric heating device formed by combining a carbon fiber wire and a sensor, and the scheme has the defects of complex manufacturing process, high failure rate and high cost due to the need of combining the carbon fiber wire and the sensor;
the second scheme is a temperature control electric heating device adopting a sensor point temperature control mode, and the sensor point temperature control mode has fire hazard, so that the safety is general.
Disclosure of Invention
In view of the above, the present invention provides a full-line temperature-controlled electric heating device and equipment based on carbon fiber heating, which can be manufactured conveniently, reduce failure rate, reduce cost and improve safety.
According to one aspect of the present invention, there is provided a full-line temperature-controlled electric heating device based on carbon fiber heating, comprising: the heating device comprises a heating carrier, a carbon fiber heating element and a controller; the carbon fiber heating element is arranged on the heating carrier; and the controller is used for enabling the temperature of the carbon fiber heating wire of the carbon fiber heating element to be constant, controlling the temperature and heating or not heating.
Wherein the controller includes a housing and a control circuit mounted within the housing.
The control circuit comprises a power circuit, a sampling circuit, a comparator, a buffer, a single chip microcomputer, an output circuit and an execution element silicon controlled rectifier, wherein the power circuit receives a signal of the sampling circuit after being compared by the comparator, and simultaneously the single chip microcomputer controls the output state of the buffer through high and low levels obtained by processing the signal output by the buffer and finally drives the execution element silicon controlled rectifier.
Wherein, the executive component silicon controlled rectifier is a bidirectional silicon controlled rectifier or a unidirectional silicon controlled rectifier.
Wherein, full circuit accuse temperature electro-heat equipment based on carbon fiber generates heat still includes: a connecting interface and a power plug; the connecting interface is connected with the controller and is connected with a mains supply through the power plug.
Wherein, full circuit accuse temperature electro-heat equipment based on carbon fiber generates heat still includes: connecting a flexible wire; one end of the heating carrier is connected with the connecting interface, the connecting interface is connected with the controller through the connecting flexible wire, and the heating carrier is connected with a mains supply through the power plug.
According to another aspect of the invention, a full-line temperature-controlled electric heating device based on carbon fiber heating is provided, which comprises the full-line temperature-controlled electric heating device based on carbon fiber heating.
It can be found that above scheme, this full circuit accuse temperature electro-heat equipment based on carbon fiber generates heat can be including the carrier that generates heat, carbon fiber heating element and controller, and this carbon fiber heating element installs on this carrier that generates heat, and this controller can make the invariable temperature control heating or the not heating of this carbon fiber heating element's carbon fiber heating wire, can realize this full circuit accuse temperature electro-heat equipment based on carbon fiber generates heat can conveniently make, reduce the fault rate, reduce cost and improve the security.
Further, according to the above solution, the controller may comprise a housing and a control circuit mounted in the housing, which has the advantages of simple structure and easy and low-cost production and manufacture of the controller.
Furthermore, above scheme, this control circuit can include power supply circuit, sampling circuit, comparator, buffer, singlechip, output circuit and execute component silicon controlled rectifier, this power supply circuit is accepted by this singlechip after this comparator carries out comparison processing with this sampling circuit's signal, this singlechip goes control output state with the high, the low level that the signal that this buffer output was obtained through processing simultaneously, finally drive this execute component silicon controlled rectifier, such advantage is because this control circuit has adopted comparator and singlechip to combine together, makes this control circuit flexible operation, various and convenient.
Furthermore, according to the scheme, the executive component silicon controlled rectifier can be a bidirectional silicon controlled rectifier or a unidirectional silicon controlled rectifier, so that the carbon fiber heating element heating wire can be heated or not heated, and the function of constant temperature control can be realized.
Furthermore, above scheme, this full circuit accuse temperature electro-heat equipment based on carbon fiber generates heat can also include connection interface and power plug, and this connection interface can connect this controller and through this power plug connection commercial power supply, and such advantage is owing to adopted the design of connection interface, and connection interface is few moreover, is particularly useful for making various small-size, heterotypic electric heating appliances.
Furthermore, according to the above scheme, the full-line temperature control electric heating device based on carbon fiber heating further comprises a connection flexible wire, one end of the heating carrier is connected with the connection interface, the connection interface is connected with the controller through the connection flexible wire, and the connection interface is connected with a mains supply through the power plug.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural diagram of an embodiment of a full-line temperature-controlled electrothermal device based on carbon fiber heating according to the present invention;
FIG. 2 is a schematic structural diagram of another embodiment of a full-circuit temperature-controlled electrothermal device based on carbon fiber heating according to the present invention;
FIG. 3 is a schematic structural diagram of a full-circuit temperature-controlled electrothermal device based on carbon fiber heating according to another embodiment of the present invention;
FIG. 4 is a schematic view of a full-circuit temperature-controlled electrothermal device based on carbon fiber heating according to another embodiment of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be noted that the following examples are only illustrative of the present invention, and do not limit the scope of the present invention. Similarly, the following examples are only some but not all examples of the present invention, and all other examples obtained by those skilled in the art without any inventive work are within the scope of the present invention.
The invention provides a full-circuit temperature-control electric heating device based on carbon fiber heating, which can be conveniently manufactured, reduce the failure rate, reduce the cost and improve the safety.
Referring to fig. 1, fig. 1 is a schematic structural diagram of an embodiment of a full-circuit temperature-controlled electrothermal device based on carbon fiber heating according to the present invention. In this embodiment, the full-line temperature control electric heating device 10 based on carbon fiber heating includes a heating carrier 1, a carbon fiber heating element 2 and a controller 5.
The carbon fiber heating element 2 is mounted on the heating carrier 1.
The controller 5 is used for heating or not heating the carbon fiber heating wire of the carbon fiber heating element 2 at a constant temperature.
Alternatively, the controller 5 may comprise a housing (not shown) and a control circuit (not shown) mounted in the housing, which has the advantages of simple structure and easy and low-cost manufacture.
Optionally, the control circuit may include a power circuit (not shown), a sampling circuit (not shown), a comparator (not shown), a buffer (not shown), a single chip microcomputer (not shown), an output circuit (not shown), and an execution thyristor (not shown), where the power circuit compares a signal of the sampling circuit with the comparator and then receives the signal from the single chip microcomputer, and the single chip microcomputer controls an output state of the signal from the buffer according to the high and low levels obtained by processing the signal, and finally drives the execution thyristor.
Optionally, the execution element silicon controlled rectifier can be a bidirectional silicon controlled rectifier or a unidirectional silicon controlled rectifier, which has the advantage of being capable of realizing the function of heating or not heating the heating wire of the carbon fiber heating element so as to realize constant temperature control.
It can be found that, in this embodiment, this full circuit accuse temperature electro-heat equipment based on carbon fiber generates heat can be including the carrier that generates heat, carbon fiber heating element and controller, and this carbon fiber heating element installs on this carrier that generates heat, and this controller can make the invariable temperature control heating or the not heating of this carbon fiber heating element's carbon fiber heating wire, can realize this full circuit accuse temperature electro-heat equipment based on carbon fiber generates heat can conveniently make, reduce the fault rate, reduce cost and improve the security.
Further, in the present embodiment, the controller may include a housing and a control circuit installed in the housing, which has the advantages of simple structure and easy and low-cost manufacture.
Further, in this embodiment, the control circuit may include a power circuit, a sampling circuit, a comparator, a buffer, a single chip, an output circuit, and an execution element thyristor, where the power circuit is received by the single chip after the signal of the sampling circuit is compared by the comparator, and the single chip controls the output state of the buffer according to the high and low levels obtained by processing the signal output by the buffer, and finally drives the execution element thyristor.
Further, in this embodiment, the execution element thyristor can be a bidirectional thyristor or a unidirectional thyristor, which has the advantage of being able to realize the function of heating or not heating the heating wire of the carbon fiber heating element so as to realize constant temperature control.
Referring to fig. 2, fig. 2 is a schematic structural diagram of another embodiment of a full-circuit temperature-controlled electric heating device based on carbon fiber heating according to the present invention. Different from the previous embodiment, the full-line temperature control electric heating device 20 based on carbon fiber heating of the present embodiment further includes a connection interface 3 and a power plug 6.
The connecting interface 3 is connected with the controller 5 and is connected with the commercial power supply through the power plug 6, which has the advantages that the design of the connecting interface is adopted, the connecting interface is few, and the electric heating appliance is particularly suitable for manufacturing various small and special-shaped electric heating appliances.
It can be found that, in this embodiment, the full-line temperature-control electric heating device based on carbon fiber heating may further include a connection interface and a power plug, and the connection interface may be connected to the controller and connected to the mains power supply via the power plug, so that the advantage is that due to the adoption of the design of the connection interface, the connection interface is few, and is particularly suitable for manufacturing various small and special-shaped electric heating appliances.
Referring to fig. 3, fig. 3 is a schematic structural view of another embodiment of a full-circuit temperature-controlled electrothermal device based on carbon fiber heating according to the present invention. Different from the previous embodiment, the full-line temperature-control electric heating device 30 based on carbon fiber heating of the present embodiment further includes a connection cord 4.
One end of the heating carrier 1 is connected with the connecting interface 3, the connecting interface 3 is connected with the controller 5 through the connecting flexible wire 4, and the mains supply is connected with the mains supply through the power plug 6, so that the advantages are that the design of the connecting flexible wire is adopted, the connecting flexible wire is few, and the heating carrier is particularly suitable for manufacturing various small and special-shaped electric heating appliances.
It can be seen that, in this embodiment, the full-line temperature-controlled electric heating device based on carbon fiber heating further includes a connection cord, one end of the heating carrier is connected to the connection interface, the connection interface is connected to the controller via the connection cord, and the connection cord is connected to the mains power supply via the power plug.
The present embodiment is illustrated below:
referring to fig. 4, fig. 4 is a schematic diagram illustrating another embodiment of a full-circuit temperature-controlled electrothermal device based on carbon fiber heating according to the present invention. As shown in fig. 4, the power circuit can be divided into 2 paths, one path is connected to the bidirectional thyristor, for example, the half-wave control is connected to the anode of the unidirectional thyristor through the fuse tube FO and the toggle switch K to the carbon fiber heating wire RL, the cathode of the bidirectional thyristor is connected to the sampling resistor R8, the trigger electrode is connected to one end of the resistor R7, and the other end of the resistor R7 is connected to the output end of the single chip microcomputer. The other circuit is connected with one end of a capacitor C1 and one end of a resistor R1, the other ends of a capacitor C1 and a resistor R1 are connected with one end of a resistor R2, the other end of R2 is connected with the anode of D1 and the cathode of D2, the cathode of D1 is connected with the cathode of a voltage regulator tube DW, the anode of a filter capacitor C2 and one end of an anti-interference capacitor C3, and the other ends of the voltage regulator tube DW, the filter capacitor C2 and the anti-interference capacitor C3 are all grounded. Therefore, the common end of the DW negative electrode and the C2 positive electrode provides a stabilized voltage power supply of the control circuit, so that circuits such as a comparator, a singlechip and the like work. The output end of an IC1 single chip pin 1(OUT) is connected with one end of a resistor R7, and the other end of R7 is connected with a trigger electrode of a controllable silicon; the feet 6, 8, 9, 10, 12, 13 and 14 are respectively connected with A, B, C, D, E, F, G of the nixie tube; the foot 2 and the foot 3 are respectively connected with the gear and time selection buttons KEY1 and KEY 2; the feet 5 and 7 are the receiving ends of the temperature control signals. The output ends of 2 operational amplifiers or voltage comparators J and K of the IC2 are respectively connected with a pin 5 and a pin 7 of the IC1 singlechip; the resistors R3, R4, R5, R6, R8, RW1, the buffers Q and J constitute a comparator circuit 1; the resistors R9, R10, R8, RW2, R8, and K constitute the comparator circuit 2. When the load RL carbon fiber filament is electrified to work, the resistance value of the load RL carbon fiber filament slightly changes along with the rise of the temperature of the carbon fiber filament, the resistance value of the load RL carbon fiber filament slightly changes and is converted into voltage change signals through a resistor R8, the voltage change signals are respectively received by an operational amplifier or a voltage comparator J and a voltage comparator K, are respectively compared with an inverting input end, are respectively processed by respective amplifiers and are respectively input to a pin 5 and a pin 7 of a single chip microcomputer through an output end, and are processed by the internal technology of the single chip microcomputer IC1, and then the pin 1 of the output end of the single chip microcomputer IC1 is connected with a trigger electrode of a bidirectional thyristor V through a resistor R7 to drive the conduction and non-conduction of the thyristor V so that the load carbon fiber filament is heated or stops heating.
The invention also provides a full-circuit temperature-control electric heating device based on carbon fiber heating, which comprises a full-circuit temperature-control electric heating device based on carbon fiber heating, wherein the full-circuit temperature-control electric heating device based on carbon fiber heating is the full-circuit temperature-control electric heating device based on carbon fiber heating in the embodiment, and each functional module of the full-circuit temperature-control electric heating device based on carbon fiber heating can respectively execute the function, the connection relation and the like of each functional module of the full-circuit temperature-control electric heating device based on carbon fiber heating in the embodiment, so that the functional modules of the full-circuit temperature-control electric heating device based on carbon fiber heating are not repeated, and the detailed description is provided for the corresponding description.
It can be found that above scheme, this full circuit accuse temperature electro-heat equipment based on carbon fiber generates heat can be including the carrier that generates heat, carbon fiber heating element and controller, and this carbon fiber heating element installs on this carrier that generates heat, and this controller can make the invariable temperature control heating or the not heating of this carbon fiber heating element's carbon fiber heating wire, can realize this full circuit accuse temperature electro-heat equipment based on carbon fiber generates heat can conveniently make, reduce the fault rate, reduce cost and improve the security.
Further, according to the above solution, the controller may comprise a housing and a control circuit mounted in the housing, which has the advantages of simple structure and easy and low-cost production and manufacture of the controller.
Furthermore, above scheme, this control circuit can include power supply circuit, sampling circuit, comparator, buffer, singlechip, output circuit and execute component silicon controlled rectifier, this power supply circuit is accepted by this singlechip after this comparator carries out comparison processing with this sampling circuit's signal, this singlechip goes control output state with the high, the low level that the signal that this buffer output was obtained through processing simultaneously, finally drive this execute component silicon controlled rectifier, such advantage is because this control circuit has adopted comparator and singlechip to combine together, makes this control circuit flexible operation, various and convenient.
Furthermore, according to the scheme, the executive component silicon controlled rectifier can be a bidirectional silicon controlled rectifier or a unidirectional silicon controlled rectifier, so that the carbon fiber heating element heating wire can be heated or not heated, and the function of constant temperature control can be realized.
Furthermore, above scheme, this full circuit accuse temperature electro-heat equipment based on carbon fiber generates heat can also include connection interface and power plug, and this connection interface can connect this controller and through this power plug connection commercial power supply, and such advantage is owing to adopted the design of connection interface, and connection interface is few moreover, is particularly useful for making various small-size, heterotypic electric heating appliances.
Furthermore, according to the above scheme, the full-line temperature control electric heating device based on carbon fiber heating further comprises a connection flexible wire, one end of the heating carrier is connected with the connection interface, the connection interface is connected with the controller through the connection flexible wire, and the connection interface is connected with a mains supply through the power plug.
In the several embodiments provided in the present invention, it should be understood that the disclosed system, apparatus and method may be implemented in other manners. For example, the above-described apparatus embodiments are merely illustrative, and for example, a division of a module or a unit is merely a logical division, and an actual implementation may have another division, for example, a plurality of units or components may be combined or integrated into another system, or some features may be omitted, or not executed. In addition, the shown or discussed mutual coupling or direct coupling or communication connection may be an indirect coupling or communication connection through some interfaces, devices or units, and may be in an electrical, mechanical or other form.
Units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the units can be selected according to actual needs to achieve the purpose of the embodiment.
In addition, functional units in the embodiments of the present invention may be integrated into one processing unit, or each unit may exist alone physically, or two or more units are integrated into one unit. The integrated unit can be realized in a form of hardware, and can also be realized in a form of a software functional unit.
The integrated unit, if implemented in the form of a software functional unit and sold or used as a stand-alone product, may be stored in a computer readable storage medium. Based on such understanding, the technical solution of the present invention may be substantially or partially implemented in the form of a software product stored in a storage medium and including instructions for causing a computer device (which may be a personal computer, a server, a network device, or the like) or a processor (processor) to execute all or part of the steps of the method according to the embodiments of the present invention. And the aforementioned storage medium includes: a U-disk, a removable hard disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a magnetic disk or an optical disk, and other various media capable of storing program codes.
The above description is only a part of the embodiments of the present invention, and not intended to limit the scope of the present invention, and all equivalent devices or equivalent processes performed by the present invention through the contents of the specification and the drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (7)
1. The utility model provides a full circuit accuse temperature electro-heat equipment based on carbon fiber generates heat which characterized in that includes:
the heating device comprises a heating carrier, a carbon fiber heating element and a controller;
the carbon fiber heating element is arranged on the heating carrier;
and the controller is used for enabling the temperature of the carbon fiber heating wire of the carbon fiber heating element to be constant, controlling the temperature and heating or not heating.
2. The carbon fiber heating-based full-line temperature-controlled electrothermal device according to claim 1, wherein the controller comprises a housing and a control circuit mounted within the housing.
3. The full-line temperature-control electric heating device based on carbon fiber heating according to claim 2, wherein the control circuit comprises a power circuit, a sampling circuit, a comparator, a buffer, a single chip microcomputer, an output circuit and an execution element thyristor, the power circuit compares signals of the sampling circuit through the comparator and then receives the signals through the single chip microcomputer, and meanwhile the single chip microcomputer controls the output state of the high and low levels obtained by processing the signals output by the buffer and finally drives the execution element thyristor.
4. The carbon fiber heating-based full-line temperature-controlled electrothermal device according to claim 3, wherein the actuator thyristor is a bidirectional thyristor or a unidirectional thyristor.
5. The carbon fiber heating-based full-line temperature-controlled electric heating device according to claim 1, further comprising:
a connecting interface and a power plug;
the connecting interface is connected with the controller and is connected with a mains supply through the power plug.
6. The full-line temperature-controlled electrothermal device based on carbon fiber heating according to claim 5, further comprising:
connecting a flexible wire;
one end of the heating carrier is connected with the connecting interface, the connecting interface is connected with the controller through the connecting flexible wire, and the heating carrier is connected with a mains supply through the power plug.
7. A full-line temperature-controlled electric heating device based on carbon fiber heating, which is characterized by comprising the full-line temperature-controlled electric heating device based on carbon fiber heating according to any one of claims 1 to 6.
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CN202011534789.0A CN112543517A (en) | 2020-12-22 | 2020-12-22 | Full-line temperature control electric heating device and equipment based on carbon fiber heating |
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CN202011534789.0A CN112543517A (en) | 2020-12-22 | 2020-12-22 | Full-line temperature control electric heating device and equipment based on carbon fiber heating |
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Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1925699A (en) * | 2006-11-02 | 2007-03-07 | 李木水 | Whole circuit temperature-controlling electric heating device |
CN101588654A (en) * | 2008-12-15 | 2009-11-25 | 贵州彩阳电暖科技有限公司 | Carbon fiber flexible electric heating device with full line safety protection and automatic temperature control |
CN202060424U (en) * | 2011-02-17 | 2011-12-07 | 王建辉 | Temperature controllable and adjustable electric blanket |
CN102480812A (en) * | 2010-11-22 | 2012-05-30 | 大连创达技术交易市场有限公司 | Carbon fiber flexible electric heating appliance |
CN103517466A (en) * | 2013-10-11 | 2014-01-15 | 九江市科瑞特控温科技有限公司 | Electric heating appliance capable of achieving temperature control |
-
2020
- 2020-12-22 CN CN202011534789.0A patent/CN112543517A/en active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1925699A (en) * | 2006-11-02 | 2007-03-07 | 李木水 | Whole circuit temperature-controlling electric heating device |
CN101588654A (en) * | 2008-12-15 | 2009-11-25 | 贵州彩阳电暖科技有限公司 | Carbon fiber flexible electric heating device with full line safety protection and automatic temperature control |
CN102480812A (en) * | 2010-11-22 | 2012-05-30 | 大连创达技术交易市场有限公司 | Carbon fiber flexible electric heating appliance |
CN202060424U (en) * | 2011-02-17 | 2011-12-07 | 王建辉 | Temperature controllable and adjustable electric blanket |
CN103517466A (en) * | 2013-10-11 | 2014-01-15 | 九江市科瑞特控温科技有限公司 | Electric heating appliance capable of achieving temperature control |
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