CN219141109U - Spiral electric heater - Google Patents
Spiral electric heater Download PDFInfo
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- CN219141109U CN219141109U CN202223152065.7U CN202223152065U CN219141109U CN 219141109 U CN219141109 U CN 219141109U CN 202223152065 U CN202223152065 U CN 202223152065U CN 219141109 U CN219141109 U CN 219141109U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
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Abstract
The utility model discloses a spiral electric heater, which comprises a heating pipeline, a heating resistance wire and a power supply element; the heating pipeline comprises a first heating pipeline, a second heating pipeline and a third heating pipeline, the second heating pipeline is positioned in the third heating pipeline, and the first heating pipeline is positioned in the second heating pipeline; the first heating pipeline is internally provided with a first channel, a second channel is arranged between the first heating pipeline and the second heating pipe, and a third channel is arranged between the second heating pipeline and the third heating pipeline; according to the utility model, the second heating pipeline is arranged in the third heating pipeline, the first heating pipeline is arranged in the second heating pipeline, three channels through which heating media circulate are formed, the heating media are divided into a plurality of parts, the heating media are separated and heated at the same time, and the heating media are gathered together after the separation heating is finished; and the heating resistance wire is wound on the outer side of the heating pipeline in a spiral shape, so that the contact area between the heating resistance wire and a heating medium can be increased, and the heating efficiency is improved.
Description
Technical Field
The utility model relates to a spiral electric heater.
Background
An electric heater is an internationally popular electric heating device. The device is used for heating, preserving heat and heating flowing liquid and gaseous media. When the heating medium passes through the electric heater heating cavity under the pressure effect, the huge heat generated in the operation of the electric heating element is uniformly taken away by adopting the fluid thermodynamic principle, so that the temperature of the heated medium reaches the technological requirement of a user.
Electrical heating is the process of converting electrical energy into thermal energy. Since the discovery that a power supply can generate a thermal effect through a wire, many inventors have worked around the world to research and manufacture various electric heating appliances. The development and popularization of electric heat are the same as other industries, and follow the following rule: gradually spreading from advanced countries to countries around the world; gradually developing from cities to rural areas; developing from collective use to home, to personal; products are developed from low to high.
The existing electric heater generally inputs a medium to be heated into a heating pipeline by arranging a heating element in the heating pipeline, and improves the temperature of the medium to be heated by utilizing the principle of electric heating, but all the medium to be heated is positioned in the pipeline, when the amount of the medium to be heated is too large, the heating efficiency is too low by one heating element, and the quantity or the volume of the heating element is increased to be influenced by the internal space of the pipeline.
The utility model comprises the following steps:
the utility model aims to solve the defects in the prior art and provides a spiral electric heater.
The spiral electric heater comprises a main body, wherein the main body comprises a heating pipeline, a heating resistance wire and a power supply element;
the heating pipeline comprises a first heating pipeline, a second heating pipeline and a third heating pipeline, the second heating pipeline is positioned in the third heating pipeline, and the first heating pipeline is positioned in the second heating pipeline; the first heating pipeline is internally provided with a first channel, a second channel is arranged between the first heating pipeline and the second heating pipe, and a third channel is arranged between the second heating pipeline and the third heating pipeline;
the heating resistor wire comprises a first heating resistor wire, a second heating resistor wire and a third heating resistor wire, wherein the first heating resistor wire is arranged in the first heating tube, the second heating resistor wire is wound on the outer wall of the first heating tube in a spiral structure, the third heating resistor wire is also wound on the outer wall of the second heating tube in a spiral structure, and the first heating resistor wire, the second heating resistor wire and the third heating resistor wire are all connected with a power supply element.
In order to ensure that the temperature of the medium to be heated in all the channels is the same, and prevent the temperature of final fusion from being different from the preset temperature due to different temperatures, the device also comprises a control valve and a control system, wherein temperature monitoring devices are arranged in the first channel, the second channel and the third channel, and the temperature monitoring devices are connected with the control system;
the control valve is connected with the outlets of the first heating pipeline, the second heating pipeline and the electric heating pipeline, and the opening and closing of the control valve are controlled by the control system; the control valve is opened when the temperature monitoring devices in the first, second and third channels each indicate that the heating medium in the interior reaches a predetermined temperature.
The working principle of the utility model is as follows: the second heating pipeline is arranged in the third heating pipeline, the first heating pipeline is arranged in the second heating pipeline, three channels through which heating media circulate are formed, the heating media are divided into a plurality of parts, the heating media are separated and heated at the same time, and the heating media are gathered together after the separation heating is finished;
and the heating resistance wire is wound on the outer side of the heating pipeline in a spiral shape, so that the contact area between the heating resistance wire and a heating medium can be increased, and the heating efficiency is improved.
In order to reduce the air pressure in the pipe, the third heating pipe is provided with a plurality of exhaust holes, and an exhaust valve is arranged in the exhaust holes.
In order to reduce the air pressure in the tube, a condensation protection film is arranged on the inner wall of the third heating tube.
In order to discover that the machine fails in time, the intelligent alarm system further comprises an alarm system, wherein the alarm system comprises an alarm lamp and an alarm, an air pressure monitoring device is arranged in the third heating pipeline, and the air pressure monitoring device and the temperature monitoring device are connected with the alarm system.
In order to prevent the heating medium from flowing back, a one-way valve is arranged at the inlet of the heating pipeline.
For heat insulation, a heat insulation sleeve is arranged on the outer side of the third heating pipeline, a gap is reserved between the heat insulation sleeve and the third heating pipeline, and inert gas is filled in the gap.
In order to mix the heating mediums in all the pipelines, the device further comprises a fourth heating pipeline, wherein the fourth heating pipeline is connected with the outlets of the first channel, the second channel and the third channel, and a temperature monitoring device is arranged in the fourth heating pipeline.
The beneficial effects are that:
compared with the prior art, the utility model has the advantages that the second heating pipeline is arranged in the third heating pipeline, the first heating pipeline is arranged in the second heating pipeline, three channels for the circulation of heating media are formed, the heating media are divided into a plurality of parts, the heating media are heated separately and simultaneously, and the heating media are gathered together after the separate heating is finished; the heating resistance wire is spirally wound on the outer side of the heating pipeline, so that the contact area between the heating resistance wire and a heating medium can be increased, and the heating efficiency is improved;
the first channel, the second channel and the third channel are internally provided with heating media, so that the inner side and the outer side of the first pipeline and the second pipeline generate pressure in the heating process, the pressure on the two sides are mutually counteracted, the first pipeline and the second pipeline cannot be deformed due to the pressure, and the outer side of the third heating pipeline does not have the pressure equal to the pressure on the inner side, so that the exhaust hole is arranged to prevent the deformation caused by overlarge air pressure;
meanwhile, in order to prevent the temperature difference between the convergence temperature and the preset temperature caused by the difference of the heating medium temperature rising rates in different pipelines, a control valve is arranged, and the control valve is controlled by a control system, and can be opened only when the heating medium temperature in each channel reaches the preset temperature.
Drawings
FIG. 1 is a schematic diagram of a screw type electric heater;
FIG. 2 is a cross-sectional view of a screw type electric heater;
FIG. 3 is a cross-sectional view of a heating conduit;
FIG. 4 is a schematic diagram of a heating conduit;
FIG. 5 is a left side view of the heating conduit;
in the figure, 1, a third heating pipeline, 2, a control valve, 3, a fourth heating pipeline, 4, a second heating pipeline, 5, a third heating pipeline, 6, a first channel, 7, a second channel, 8, a third channel, 9, a third heating resistance wire, 10, a second heating resistance wire, 11, a first heating resistance wire, 12, an air pressure monitoring and device, 13 and a temperature monitoring device.
Detailed Description
The present utility model will be further described in detail with reference to the following examples and drawings for the purpose of enhancing the understanding of the present utility model, which examples are provided for the purpose of illustrating the present utility model only and are not to be construed as limiting the scope of the present utility model.
As shown in fig. 1-2, a third heating pipeline 1, a control valve 2, a fourth heating pipeline 3, a second heating pipeline 4, a third heating pipeline 5, a first channel 6, a second channel 7, a third channel 8, a third heating resistance wire 9, a second heating resistance wire 10, a first heating resistance wire 11, an air pressure monitoring and device 12 and a temperature monitoring device 13;
the spiral electric heater comprises a main body, wherein the main body comprises a heating pipeline, a heating resistance wire and a power supply element;
the heating pipelines comprise a first heating pipeline 5, a second heating pipeline 4 and a third heating pipeline 1, wherein the second heating pipeline 4 is positioned in the third heating pipeline 1, and the first heating pipeline 5 is positioned in the second heating pipeline 4; a first channel 6 is arranged in the first heating pipeline 5, a second channel 7 is arranged between the first heating pipeline 5 and the second heating pipe, and a third channel 8 is arranged between the second heating pipeline 4 and the third heating pipeline 1; the heating resistor wire comprises a first heating resistor wire 11, a second heating resistor wire 10 and a third heating resistor wire 9, wherein the first heating resistor wire 11 is arranged in the first heating tube, the second heating resistor wire 10 is wound on the outer wall of the first heating tube in a spiral structure, the third heating resistor wire 9 is also wound on the outer wall of the second heating tube in a spiral structure, and the first heating resistor wire 11, the second heating resistor wire 10 and the third heating resistor wire 9 are all connected with a power supply element.
In this embodiment, the device further comprises a control valve 2 and a control system, wherein the first channel 6, the second channel 7 and the third channel 8 are respectively provided with a temperature monitoring device 13, and the temperature monitoring devices 13 are connected with the control system;
the control valve 2 is connected with the outlets of the first heating pipeline 5, the second heating pipeline 4 and the electric heating pipeline, and the opening and closing of the control valve 2 are controlled by a control system; when the temperature monitoring means 13 in the first channel 6, the second channel 7 and the third channel 8 each indicate that the heating medium inside reaches a predetermined temperature, the control valve 2 is opened.
In this embodiment, the third heating pipe is provided with a plurality of exhaust holes, and an exhaust valve is arranged in the exhaust holes.
In this embodiment, a condensation protection film is disposed on the inner wall of the third heating tube.
In this embodiment, the air-conditioning system further comprises an alarm system, the alarm system comprises an alarm lamp and an alarm, an air pressure monitoring device 12 is arranged in the third heating pipeline, and the air pressure monitoring device 12 and the temperature monitoring device 13 are connected with the alarm system.
In this embodiment, a one-way valve is disposed at the inlet of the heating pipe.
In this embodiment, a heat insulation sleeve is disposed outside the third heating pipe, a gap is formed between the heat insulation sleeve and the third heating pipe, and inert gas is filled in the gap.
In this embodiment, the heating device further comprises a fourth heating pipeline 3, the fourth heating pipeline 3 is connected with the outlets of the first channel 6, the second channel 7 and the third channel 8, and a temperature monitoring device 13 is arranged in the fourth heating pipeline.
According to the utility model, the second heating pipeline 4 is arranged in the third heating pipeline 1, the first heating pipeline 5 is arranged in the second heating pipeline 4, three channels through which heating media circulate are formed, the heating media are divided into a plurality of parts, the heating media are heated separately and simultaneously, and the heating media are gathered together after the heating is completed separately; the heating resistance wire is spirally wound on the outer side of the heating pipeline, so that the contact area between the heating resistance wire and a heating medium can be increased, and the heating efficiency is improved;
the first channel 6, the second channel 7 and the third channel 8 are internally provided with heating media, so that the inner sides and the outer sides of the first pipeline and the second pipeline generate pressure in the heating process, the pressure on the two sides are mutually counteracted, the first pipeline and the second pipeline cannot be deformed due to the pressure, and the outer side of the third heating pipeline does not have the pressure equal to the pressure on the inner side, so that the exhaust hole is arranged to prevent the deformation caused by overlarge air pressure;
meanwhile, in order to prevent the temperature when the heating media in different pipelines are converged from being different from the preset temperature due to different heating medium heating rates, the control valve 2 is arranged, and the control valve 2 is controlled by the control system, and the control valve 2 is opened only when the heating medium temperature in each channel reaches the preset temperature.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.
Claims (8)
1. The spiral electric heater comprises a main body and is characterized by comprising a heating pipeline, a heating resistance wire and a power supply element;
the heating pipeline comprises a first heating pipeline, a second heating pipeline and a third heating pipeline, the second heating pipeline is positioned in the third heating pipeline, and the first heating pipeline is positioned in the second heating pipeline; the first heating pipeline is internally provided with a first channel, a second channel is arranged between the first heating pipeline and the second heating pipe, and a third channel is arranged between the second heating pipeline and the third heating pipeline;
the heating resistor wire comprises a first heating resistor wire, a second heating resistor wire and a third heating resistor wire, wherein the first heating resistor wire is arranged in the first heating tube, the second heating resistor wire is wound on the outer wall of the first heating tube in a spiral structure, the third heating resistor wire is also wound on the outer wall of the second heating tube in a spiral structure, and the first heating resistor wire, the second heating resistor wire and the third heating resistor wire are all connected with a power supply element.
2. The spiral electric heater of claim 1, further comprising a control valve and a control system, wherein temperature monitoring devices are arranged in the first channel, the second channel and the third channel, and the temperature monitoring devices are connected with the control system;
the control valve is connected with the outlets of the first heating pipeline, the second heating pipeline and the electric heating pipeline, and the opening and closing of the control valve are controlled by the control system; the control valve is opened when the temperature monitoring devices in the first, second and third channels each indicate that the heating medium in the interior reaches a predetermined temperature.
3. The electric screw heater as set forth in claim 1, wherein the third heating pipe is provided with a plurality of exhaust holes, and exhaust valves are provided in the exhaust holes.
4. The electric screw heater as set forth in claim 1, wherein a condensation protective film is provided on an inner wall of the third heating pipe.
5. The spiral electric heater of claim 1, further comprising an alarm system, wherein the alarm system comprises an alarm lamp and an alarm, wherein an air pressure monitoring device is arranged in the third heating pipeline, and the air pressure monitoring device and the temperature monitoring device are connected with the alarm system.
6. A spiral electric heater according to claim 1, wherein the inlet of the heating conduit is provided with a one-way valve.
7. The spiral electric heater of claim 1, wherein a heat insulating sleeve is arranged outside the third heating pipeline, a gap is formed between the heat insulating sleeve and the third heating pipeline, and inert gas is filled in the gap.
8. The electric screw heater of claim 1, further comprising a fourth heating conduit, wherein the fourth heating conduit is connected to the outlets of the first, second and third channels, and wherein a temperature monitoring device is disposed in the fourth heating conduit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223152065.7U CN219141109U (en) | 2022-11-25 | 2022-11-25 | Spiral electric heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223152065.7U CN219141109U (en) | 2022-11-25 | 2022-11-25 | Spiral electric heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219141109U true CN219141109U (en) | 2023-06-06 |
Family
ID=86599498
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223152065.7U Active CN219141109U (en) | 2022-11-25 | 2022-11-25 | Spiral electric heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219141109U (en) |
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2022
- 2022-11-25 CN CN202223152065.7U patent/CN219141109U/en active Active
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