CN112325475A - Heating pipe, preparation method of heating pipe and liquid heater - Google Patents
Heating pipe, preparation method of heating pipe and liquid heater Download PDFInfo
- Publication number
- CN112325475A CN112325475A CN202011186457.8A CN202011186457A CN112325475A CN 112325475 A CN112325475 A CN 112325475A CN 202011186457 A CN202011186457 A CN 202011186457A CN 112325475 A CN112325475 A CN 112325475A
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- Prior art keywords
- heating
- quartz glass
- resistance layer
- glass tube
- tube
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H1/00—Water heaters, e.g. boilers, continuous-flow heaters or water-storage heaters
- F24H1/10—Continuous-flow heaters, i.e. heaters in which heat is generated only while the water is flowing, e.g. with direct contact of the water with the heating medium
- F24H1/12—Continuous-flow heaters, i.e. heaters in which heat is generated only while the water is flowing, e.g. with direct contact of the water with the heating medium in which the water is kept separate from the heating medium
- F24H1/14—Continuous-flow heaters, i.e. heaters in which heat is generated only while the water is flowing, e.g. with direct contact of the water with the heating medium in which the water is kept separate from the heating medium by tubes, e.g. bent in serpentine form
- F24H1/142—Continuous-flow heaters, i.e. heaters in which heat is generated only while the water is flowing, e.g. with direct contact of the water with the heating medium in which the water is kept separate from the heating medium by tubes, e.g. bent in serpentine form using electric energy supply
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/12—Arrangements for connecting heaters to circulation pipes
- F24H9/13—Arrangements for connecting heaters to circulation pipes for water heaters
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/18—Arrangement or mounting of grates or heating means
- F24H9/1809—Arrangement or mounting of grates or heating means for water heaters
- F24H9/1818—Arrangement or mounting of electric heating means
Abstract
The invention provides a heating pipe, a preparation method of the heating pipe and a liquid heater, wherein the heating pipe comprises a hollow quartz glass pipe, a heating resistance layer arranged on the outer surface of the quartz glass pipe and an electrode connected with the heating resistance layer, the heating resistance layer is made of graphene carbon-based high polymer materials, after the heating pipe is electrified, on one hand, the heating resistance layer formed by the graphene carbon-based high polymer materials converts electric energy into heat energy, and water in the quartz glass pipe can be heated in a conduction heating mode; on the other hand, graphite alkene carbon base macromolecular material can carry out conduction heating and far infrared radiation heating simultaneously through far infrared radiation heating at the in-process emission far infrared light wave that generates heat promptly, improves the electrothermal conversion rate, reaches energy-conserving power saving's effect.
Description
Technical Field
The invention relates to the technical field of heaters, in particular to a heating pipe, a preparation method of the heating pipe and a liquid heater.
Background
At present, an electric heater for heating liquid is generally a resistance wire, an insulating layer is arranged outside the resistance wire, and the resistance wire is placed in a water storage space to realize heating. However, the heating mode has the advantages of low heating speed, low heat efficiency, no separation of the charged resistance wire from water, easy occurrence of electric leakage and unsafe use.
In order to solve the problems, the transparent conductive film layer is arranged on the periphery of the quartz glass tube of the existing partial electric heater, and the transparent conductive film layer generates heat to heat liquid in the process that the liquid flows through the quartz glass tube, so that water and electricity separation can be realized, and the electric heater is safe. However, the conduction heating that only depends on the transparent conductive film layer to generate heat has low electrothermal conversion rate and low heating speed, and cannot meet the requirements of users.
In view of the above, it is desirable to provide a new heating tube, a method for manufacturing the heating tube, and a liquid heater to solve the above problems.
Disclosure of Invention
The invention aims to provide a heating pipe, a preparation method of the heating pipe and a liquid heater.
In order to achieve the purpose, the invention adopts the following technical scheme: the heating pipe comprises a hollow quartz glass pipe, a heating resistance layer arranged on the outer surface of the quartz glass pipe, and an electrode connected with the heating resistance layer, wherein the heating resistance layer is made of graphene carbon-based high polymer materials.
As a further improved technical solution of the present invention, the number of the electrodes is at least three, and at least three of the electrodes are distributed on the heating resistor layer at intervals along the axial direction of the quartz glass tube.
As a further improved technical scheme of the invention, at least three electrodes are uniformly distributed on the heating resistance layer along the axial direction of the quartz glass tube.
As a further improved technical scheme of the invention, the electrode is made of nano conductive silver paste.
In order to achieve the above object, the present invention further provides a method for preparing a heating tube, comprising the following steps:
s1: coating a graphene carbon-based high polymer material on the outer surface of the quartz glass tube, and forming a heating resistance layer on the outer surface of the quartz glass tube after solidification and cooling;
s2: an electrode is provided on the heat generating resistive layer.
As a further improved technical solution of the present invention, the curing in step S1 specifically includes: and (3) putting the quartz glass tube coated with the graphene carbon-based high polymer material into a high-temperature oven, preheating at 80 ℃, cooling, then baking at 280 ℃, and finally baking at 450 ℃ for 4 hours.
As a further improved technical solution of the present invention, the number of the electrodes is at least two, and at least two of the electrodes are distributed on the heating resistor layer at intervals along the axial direction of the quartz glass tube.
As a further improved technical scheme of the invention, the electrode is made of nano conductive silver paste; step S2 specifically includes: and coating nano conductive silver paste on the heating resistance layer at a position corresponding to the electrode to be formed, putting the quartz glass tube coated with the nano conductive silver paste into a high-temperature oven, and baking for 2 hours at 140 ℃.
In order to achieve the above object, the present invention further provides a liquid heater having the above heating tube.
In order to achieve the above object, the present invention further provides a liquid heater having a heating tube prepared by the above method for preparing a heating tube.
The invention has the beneficial effects that: according to the invention, the heating resistance layer in the heating pipe is made of graphene carbon-based polymer material, and after the heating pipe is electrified, on one hand, the heating resistance layer made of the graphene carbon-based polymer material converts electric energy into heat energy, and water in the quartz glass pipe can be heated in a conduction heating mode; on the other hand, graphite alkene carbon base macromolecular material can carry out conduction heating and far infrared radiation heating simultaneously through far infrared radiation heating at the in-process emission far infrared light wave that generates heat promptly, improves the electrothermal conversion rate, reaches energy-conserving power saving's effect.
Drawings
Fig. 1 is a schematic view of a heating pipe according to the present invention.
Fig. 2 is a flow chart of a method of manufacturing a heating tube according to the present invention.
Detailed Description
The present invention will be described in detail with reference to the embodiments shown in the drawings, and reference is made to fig. 1 to 2, which are preferred embodiments of the present invention. It should be noted that these embodiments are not intended to limit the present invention, and those skilled in the art should be able to make functional, methodical, or structural equivalents or substitutions according to these embodiments without departing from the scope of the present invention.
Referring to fig. 1, the present invention provides a heating tube 100 for heating liquid, and the present invention is specifically described by taking the heating tube 100 as an example for heating water, which is not limited to this.
The heating resistor layer 2 is made of graphene carbon-based polymer materials, and after the heating resistor layer 2 is electrified, on one hand, electric energy is converted into heat energy through the heating resistor layer 2 made of the graphene carbon-based polymer materials, and water in the quartz glass tube 1 can be heated in a conduction heating mode; on the other hand, graphite alkene carbon base macromolecular material can carry out conduction heating and far infrared radiation heating simultaneously promptly through far infrared radiation heating at the in-process emission far infrared light wave that generates heat, improves the electrothermal conversion rate, reaches energy-conserving power saving's effect, and can not produce the incrustation scale.
Meanwhile, the graphene carbon-based high polymer material emits far infrared light waves in the heating process, can cause water molecule resonance, changes larger water molecule cluster into small molecule cluster, increases the dissolved oxygen amount in water, regulates the pH value of the water, makes the water weakly alkaline, and uniformly filters out minerals and trace elements such as zinc, magnesium, calcium, strontium, selenium and the like which are beneficial to the human body; if a user washes the face and rinses the mouth with the water, the micromolecule water with higher activity can activate the growth of skin cells, has strong seepage force, can quickly enter the inside of the skin, can provide more oxygen for human cells, and can supplement nutrients required by the skin.
The graphene carbon-based high polymer material is a graphene-doped carbon-based composite material, and the carbon-based composite material is a high polymer material formed by mixing different non-metal materials such as carbon elements and resin.
It can be understood that the heating efficiency of the heating resistor layer 2 is related to the density and thickness of the coated graphene carbon-based polymer material, and the thicker the coated graphene carbon-based polymer material is, the higher the heating efficiency is, the higher the density of the coated graphene carbon-based polymer material is, and the higher the heating efficiency is, in a specific embodiment, the density and thickness of the graphene carbon-based polymer material forming the heating resistor layer 2 can be adjusted according to specific requirements. Experiments prove that the heating efficiency of the heating resistor layer 2 formed by the graphene carbon-based high polymer material can reach 99.3%.
Further, the number of the electrodes 3 is at least three, and at least three the electrodes 3 are distributed on the heating resistance layer 2 along the axial direction of the quartz glass tube 1 at intervals, the heating tube 100 is divided into a plurality of sections of heating sections by the at least three electrodes 3, and in the using process, the different heating sections can be controlled to be electrified to control the heating power according to the water quantity to be heated and the water temperature, so that multi-stage adjustment is realized.
It will be appreciated that the number of said electrodes 3 may be determined according to the actual required heating power.
In one embodiment, at least three electrodes 3 are uniformly distributed on the heating resistor layer 2 along the axial direction of the quartz glass tube 1, which is not limited to this embodiment.
Further, the electrode 3 is made of nano conductive silver paste, and compared with the existing installation metal ring as the electrode 3, the electrode 3 in the invention has stronger stability, and the structure of the heating tube 100 is simplified.
Referring to fig. 2, the present invention further provides a method for manufacturing the heating tube 100, which includes the following steps:
s1: coating a graphene carbon-based high polymer material on the outer surface of the quartz glass tube 1, and forming a heating resistance layer 2 on the outer surface of the quartz glass tube 1 after solidification and cooling;
s2: an electrode 3 is provided on the heating resistor layer 2.
Further, step S1 is preceded by the following steps: the method comprises the following steps of cleaning the quartz glass tube 1 to ensure that no residue is left on the outer surface of the quartz glass tube 1, so that the subsequent coating of the graphene carbon-based high polymer material and the adhesion degree of the quartz glass tube 1 are facilitated.
Further, the curing in step S1 is specifically: the quartz glass tube 1 coated with the graphene carbon-based polymer material is placed in a high-temperature oven, preheated at 80 ℃, cooled, baked at 280 ℃ and baked at 450 ℃ for 4 hours. So that the graphene carbon-based polymer material is fully cured.
In an embodiment where the electrode 3 is made of a nano conductive silver paste, step S2 specifically includes: and (3) coating nano conductive silver paste on the heating resistance layer 2 at a position corresponding to the electrode 3 to be formed, putting the quartz glass tube 1 coated with the nano conductive silver paste into a high-temperature oven, and baking for 2 hours at 140 ℃ to fully cure the nano conductive silver paste to form the electrode 3.
Further, the present invention also provides a liquid heater (not shown), such as an electric water heater, having the heating tube 100 described above or the heating tube 100 prepared by the method of preparing the heating tube 100 described above.
Specifically, the liquid heater includes inlet tube, outlet pipe, the both ends of heating pipe 100 respectively with inlet tube, outlet pipe intercommunication, in order to pass through the inlet tube carries cold water to heating pipe 100 internal heating, and with the water after the heating certainly the outlet pipe is discharged, supplies the user to use.
In summary, in the invention, the heating resistor layer 2 in the heating tube 100 is made of graphene carbon-based polymer material, and after the heating tube is powered on, on one hand, the heating resistor layer 2 made of graphene carbon-based polymer material converts electric energy into heat energy, and can heat water in the quartz glass tube 1 in a conduction heating manner; on the other hand, graphite alkene carbon base macromolecular material can carry out conduction heating and far infrared radiation heating simultaneously through far infrared radiation heating at the in-process emission far infrared light wave that generates heat promptly, improves the electrothermal conversion rate, reaches energy-conserving power saving's effect.
It should be understood that although the present description refers to embodiments, not every embodiment contains only a single technical solution, and such description is for clarity only, and those skilled in the art should make the description as a whole, and the technical solutions in the embodiments can also be combined appropriately to form other embodiments understood by those skilled in the art.
The above-listed detailed description is only a specific description of a possible embodiment of the present invention, and they are not intended to limit the scope of the present invention, and equivalent embodiments or modifications made without departing from the technical spirit of the present invention should be included in the scope of the present invention.
Claims (10)
1. The utility model provides a heating pipe, includes hollow quartz glass tube, locates the heating resistor layer of quartz glass tube external surface, with the electrode that heating resistor layer links to each other which characterized in that: the heating resistance layer is made of graphene carbon-based polymer materials.
2. The heating tube of claim 1, wherein: the number of the electrodes is at least three, and the at least three electrodes are distributed on the heating resistance layer along the axial direction of the quartz glass tube at intervals.
3. The heating tube of claim 2, wherein: and at least three electrodes are uniformly distributed on the heating resistance layer along the axial direction of the quartz glass tube.
4. The heating tube according to any one of claims 1 to 3, characterized in that: the electrode is made of nano conductive silver paste.
5. A preparation method of a heating pipe is characterized by comprising the following steps: the method comprises the following steps:
s1: coating a graphene carbon-based high polymer material on the outer surface of the quartz glass tube, and forming a heating resistance layer on the outer surface of the quartz glass tube after solidification and cooling;
s2: an electrode is provided on the heat generating resistive layer.
6. The method of manufacturing a heating tube of claim 5, wherein: the curing in step S1 specifically includes: and (3) putting the quartz glass tube coated with the graphene carbon-based high polymer material into a high-temperature oven, preheating at 80 ℃, cooling, then baking at 280 ℃, and finally baking at 450 ℃ for 4 hours.
7. The method of manufacturing a heating tube of claim 5, wherein: the number of the electrodes is at least two, and the at least two electrodes are distributed on the heating resistance layer along the axial direction of the quartz glass tube at intervals.
8. The method for producing a heating tube according to claim 5 or 7, characterized in that: the electrode is made of nano conductive silver paste; step S2 specifically includes: and coating nano conductive silver paste on the heating resistance layer at a position corresponding to the electrode to be formed, putting the quartz glass tube coated with the nano conductive silver paste into a high-temperature oven, and baking for 2 hours at 140 ℃.
9. A liquid heater, comprising: the liquid heater has a heating tube according to any one of claims 1 to 4.
10. A liquid heater, comprising: the liquid heater has a heating tube produced by the method for producing a heating tube according to any one of claims 5 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011186457.8A CN112325475A (en) | 2020-10-30 | 2020-10-30 | Heating pipe, preparation method of heating pipe and liquid heater |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011186457.8A CN112325475A (en) | 2020-10-30 | 2020-10-30 | Heating pipe, preparation method of heating pipe and liquid heater |
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| Publication Number | Publication Date |
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| CN112325475A true CN112325475A (en) | 2021-02-05 |
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| CN202011186457.8A Pending CN112325475A (en) | 2020-10-30 | 2020-10-30 | Heating pipe, preparation method of heating pipe and liquid heater |
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| CN (1) | CN112325475A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114335785A (en) * | 2022-01-05 | 2022-04-12 | 华中科技大学 | Method for efficiently regenerating graphite cathode |
| CN114361634A (en) * | 2022-01-05 | 2022-04-15 | 华中科技大学 | Efficient stripping method for battery positive/negative electrode material |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114335785A (en) * | 2022-01-05 | 2022-04-12 | 华中科技大学 | Method for efficiently regenerating graphite cathode |
| CN114361634A (en) * | 2022-01-05 | 2022-04-15 | 华中科技大学 | Efficient stripping method for battery positive/negative electrode material |
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Application publication date: 20210205 |
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