CN211451131U - Totally-enclosed, vacuum type, step-by-step heating device - Google Patents
Totally-enclosed, vacuum type, step-by-step heating device Download PDFInfo
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- CN211451131U CN211451131U CN202020071201.1U CN202020071201U CN211451131U CN 211451131 U CN211451131 U CN 211451131U CN 202020071201 U CN202020071201 U CN 202020071201U CN 211451131 U CN211451131 U CN 211451131U
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Abstract
The utility model discloses a totally-enclosed, vacuum type, step-by-step heating device, which comprises a plurality of heating modules connected in series step by step, wherein each heating module comprises a totally-enclosed fluid container and an electric heating body, a negative pressure vacuum cavity is arranged in the totally-enclosed fluid container, and the electric heating body is arranged in the negative pressure vacuum cavity; the totally-enclosed fluid container comprises an inner container and an outer container, a fluid channel is arranged between the inner container and the outer container, a fluid inlet and a fluid outlet are respectively arranged at two ends of the totally-enclosed fluid container, and the fluid inlet of the next totally-enclosed fluid container is communicated with the fluid outlet of the previous totally-enclosed fluid container. The utility model provides a totally closed, vacuum type, step by step heating device, simple structure, safe and reliable can realize heating step by step, effectively improves heating efficiency.
Description
Technical Field
The utility model relates to an electrical heating technical field especially relates to a totally closed, vacuum type, step by step heating device.
Background
In recent years, China continuously strengthens the environment-friendly construction, and the development concept that the green water mountain is the Jinshan Yinshan is keen. In the region with the heating demand in winter, most of the traditional heating or heating modes are coal and natural gas combustion used as heat sources, and a large amount of harmful gases such as carbon dioxide and the like can be discharged to cause atmospheric pollution. In the new and normal state of economy, the power production is increased rapidly, and the coal-to-electricity conversion mode is adopted to provide a heat source by taking power as a heat supply mode, so that redundant electric energy can be digested, and the transformation and the upgrade of the industry in China are promoted. In order to make the policy of changing coal into electricity fall to the ground, the state not only strongly subsidizes equipment, but also subsidizes electricity consumption.
The coal-to-electricity project mainly relates to rural areas and towns around cities, the maximum load of a house-entering line of each household is 6Kw, and large-area popularization can relate to electric power capacity increase and old line transformation. At present electric heating or heating source equipment, because the electric heat conversion efficiency of heating element is generally low and the defect of structural design, no matter be resistance-type heating or electromagnetic type heating, design power per se can not be less than 8Kw/100 square meters, and the heating expense of coal-fired heating of resident before still is too high. Therefore, it is of great social significance to develop an electric heating device with high efficiency and low energy consumption.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a totally closed, vacuum type, step by step heating device, simple structure, safe and reliable can realize heating step by step, effectively improves heating efficiency.
In order to achieve the above object, the utility model provides a following scheme:
a totally-enclosed, vacuum type and step-by-step heating device comprises a plurality of heating modules which are connected in series step by step, wherein each heating module comprises a totally-enclosed fluid container and an electric heating body, a negative pressure vacuum cavity is arranged in the totally-enclosed fluid container, and the electric heating body is arranged in the negative pressure vacuum cavity; the totally-enclosed fluid container comprises an inner container and an outer container, a fluid channel is arranged between the inner container and the outer container, a fluid inlet and a fluid outlet are respectively arranged at two ends of the totally-enclosed fluid container, and the fluid inlet of the next totally-enclosed fluid container is communicated with the fluid outlet of the previous totally-enclosed fluid container.
Optionally, an inner cavity communicating pipe is arranged at one end of the totally-enclosed fluid container, the electric heater penetrates out of the inner cavity communicating pipe, a sealing end cover is arranged on the inner cavity communicating pipe, and the sealing end cover is sealed and fixed through a mechanical sealing element.
Optionally, a negative pressure pumping preset pipe is arranged on the sealing end cover.
Optionally, the inner wall of the fluid channel and the inner wall of the negative pressure vacuum cavity are both provided with a heat conducting coating.
Optionally, the totally-enclosed fluid bladder is made of metal, silicon carbide or graphene.
Optionally, an insulating layer is disposed on the outer circumferential surface of the totally-enclosed fluid bladder.
Optionally, the number of the heating modules is 4.
Optionally, the totally-enclosed, vacuum, progressive heating device further includes a water inlet pipe and a water outlet pipe, the water inlet pipe is communicated with a fluid inlet of the first totally-enclosed fluid bladder, the water outlet pipe is communicated with a fluid outlet of the last totally-enclosed fluid bladder, and the water outlet pipe is communicated with the water inlet pipe through a heat dissipation device and a circulation device.
Optionally, totally closed, vacuum type, step-by-step heating device still includes controller, the temperature sensor of intaking and goes out water temperature sensor, the temperature sensor of intaking sets up the fluid inlet at first totally closed fluid courage, it sets up the fluid outlet at last totally closed fluid courage to go out water temperature sensor, the controller respectively with electric heating body, the temperature sensor of intaking and play water temperature sensor electric connection.
Optionally, the electric heater is an infrared heating tube.
According to the utility model provides a concrete embodiment, the utility model discloses a following technological effect: the utility model provides a totally closed, vacuum type, step by step heating device, first, adopt the mode that a plurality of heating module cascade connection connect, simple structure, modular design breaks through the limitation of heating area, can increase or reduce module quantity at will because of the change of heating area, and simple to operate is swift, can realize the heating of fluidic intensification step by step simultaneously to improve heating efficiency greatly; secondly, a totally-enclosed fluid container is arranged, so that a heating mode of separating fluid from electricity is realized, and the safety and the durability in the using process are improved; thirdly, a negative pressure vacuum cavity is arranged in the totally-enclosed fluid liner, so that heat radiation conduction is facilitated, heat loss (about 10% of total heat energy) caused by heat convection is avoided, the overall heat efficiency conversion is remarkably improved, and meanwhile, because oxygen does not exist in the vacuum cavity, the totally-enclosed liner and the electric heating body are not easy to oxidize and corrode, so that the service life of the heating body is greatly prolonged; and fourthly, heat-conducting coatings are arranged on the inner wall of the fluid channel and the inner wall of the negative pressure vacuum cavity, and an insulating layer is arranged on the outer peripheral surface of the totally-enclosed fluid container, so that the heating and heat-preserving effects are further improved, and the energy-saving and environment-friendly effects are achieved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and 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 these drawings without inventive labor.
FIG. 1 is a schematic structural view of a totally-enclosed, vacuum, step-by-step heating apparatus according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a heating module according to an embodiment of the present invention;
FIG. 3 is a schematic structural view of a part A of a heating module according to an embodiment of the present invention;
reference numerals: 1. a first heating module; 1-1, fully-closed fluid container; 1-2, a negative pressure vacuum cavity; 1-3, a fluid inlet; 1-4, an electric heater; 1-5, outer container; 1-6, an inner container; 1-7, a fluid outlet; 1-8, an inner cavity communicating pipe; 1-9, pumping a negative pressure preset pipe; 1-10, mechanical seal; 1-11, sealing the end plate; 2. a second heating module; 3. a third heating module; 4. a fourth heating module; 5. and a circulating pump.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The utility model aims at providing a totally closed, vacuum type, step by step heating device, simple structure, safe and reliable can realize heating step by step, effectively improves heating efficiency.
In order to make the above objects, features and advantages of the present invention more comprehensible, the present invention is described in detail with reference to the accompanying drawings and the detailed description.
As shown in fig. 1-2, the utility model provides a totally closed, vacuum type, step-by-step heating device, including a plurality of heating modules that are connected in series step by step, in this embodiment the number of heating modules is set to 4, and is first heating module 1, second heating module 2, third heating module 3 and fourth heating module 4 respectively;
each heating module comprises a totally-enclosed fluid container 1-1 and an electric heating body 1-4, the electric heating body 1-4 is an infrared heating tube, a negative pressure vacuum cavity 1-2 is arranged inside the totally-enclosed fluid container, and the electric heating body 1-4 is arranged in the negative pressure vacuum cavity 1-2; the totally-enclosed fluid liner comprises an inner liner 1-6 and an outer liner 1-5, a fluid channel is arranged between the inner liner 1-6 and the outer liner 1-5, two ends of the totally-enclosed fluid liner are respectively provided with a fluid inlet 1-3 and a fluid outlet 1-7 which are respectively communicated with the fluid channel, the fluid inlet of the latter totally-enclosed fluid liner is communicated with the fluid outlet of the former totally-enclosed fluid liner, and the fluid inlet and the fluid outlet can be determined according to the fluid flowing direction in specific implementation; in the four heating modules of the embodiment, the fluid inlets and the fluid outlets of two adjacent totally-enclosed fluid containers are determined exactly oppositely, so that the direction consistency of all the totally-enclosed fluid containers connected in series can be ensured, the structure is more integral and attractive, and the installation is convenient; the inner wall of the fluid channel and the inner wall of the negative pressure vacuum cavity 1-2 are both provided with heat conducting coatings, the material of the totally-enclosed fluid container 1-1 can be metal, silicon carbide or graphene, and the outer peripheral surface of the totally-enclosed fluid container 1-1 is provided with an insulating layer.
The totally-enclosed, vacuum-type and step-by-step heating device further comprises a water inlet pipeline and a water outlet pipeline, the water inlet pipeline is communicated with a fluid inlet of the first totally-enclosed fluid container, the water outlet pipeline is communicated with a fluid outlet of the last totally-enclosed fluid container, and the water outlet pipeline is communicated with the water inlet pipeline through a heat dissipation device and a circulating device. The circulating device is a circulating pump 5; cold fluid enters from a fluid inlet of a first totally-enclosed fluid container through a circulating pump 5, sequentially passes through a first heating module 1, a second heating module 2, a third heating module 3 and a fourth heating module 4, flows out from a fluid outlet of the last totally-enclosed fluid container, flows through an external heat dissipation device, reenters the fluid inlet of the first heating module 1, and circulates in a reciprocating manner; the electric heating body in the negative pressure vacuum cavity 1-2 is electrified to roast the inner container of the totally-enclosed fluid container, so that the heat energy generated by the heating source is fully absorbed, and the repeated and step-by-step heating mode is adopted in the absorption process, thereby achieving the full conversion of electric energy and heat energy and improving the safety performance in the use process.
As shown in fig. 3, an inner chamber communication pipe 1-8 is arranged at one end of the totally-enclosed fluid bladder 1-1, the inner bladder 1-6 and the outer bladder 1-7 are seamlessly and fixedly connected through the inner chamber communication pipe 1-8, the electric heater 1-4 penetrates out of the inner chamber communication pipe 1-8, a sealing end cover 1-11 is arranged on the inner chamber communication pipe 1-8, and the sealing end cover 1-11 is sealed and fixed through a mechanical sealing part 1-10. And a negative pressure pumping preset pipe 1-9 is reserved on the sealing end cover 1-11.
The totally-enclosed, vacuum-type and step-by-step heating device further comprises a controller, a water inlet temperature sensor and a water outlet temperature sensor, wherein the water inlet temperature sensor is arranged at a fluid inlet of the first totally-enclosed fluid container, the water outlet temperature sensor is arranged at a fluid outlet of the last totally-enclosed fluid container, and the controller is electrically connected with the electric heating body, the water inlet temperature sensor and the water outlet temperature sensor respectively; the controller can gather into water and the temperature of leaving water in real time through temperature sensor of intaking and temperature sensor of leaving water, and the staff of being convenient for masters heating device's heating condition, calculates heating efficiency etc. further controls electric heating body's heating power.
The utility model provides a totally closed, vacuum type, step by step heating device, first, adopt the mode that a plurality of heating module cascade connection connect, simple structure, modular design breaks through the limitation of heating area, can increase or reduce module quantity at will because of the change of heating area, and simple to operate is swift, can realize the heating of fluidic intensification step by step simultaneously to improve heating efficiency greatly; secondly, a totally-enclosed fluid container is arranged, so that a heating mode of separating fluid from electricity is realized, and the safety and the durability in the using process are improved; thirdly, a negative pressure vacuum cavity is arranged in the totally-enclosed fluid liner, so that heat radiation conduction is facilitated, heat loss (about 10% of total heat energy) caused by heat convection is avoided, the overall heat efficiency conversion is remarkably improved, and meanwhile, because oxygen does not exist in the vacuum cavity, the totally-enclosed liner and the electric heating body are not easy to oxidize and corrode, so that the service life of the heating body is greatly prolonged; and fourthly, heat-conducting coatings are arranged on the inner wall of the fluid channel and the inner wall of the negative pressure vacuum cavity, and an insulating layer is arranged on the outer peripheral surface of the totally-enclosed fluid container, so that the heating and heat-preserving effects are further improved, and the energy-saving and environment-friendly effects are achieved. By adopting the device, the electric heat conversion efficiency is improved to 96.56% from 68-76% common in the market, the original 8-10 Kw of the hundred-square meter heating is reduced to 4.65Kw, the purpose of replacing coal by electricity can be realized without transforming a power supply circuit basically in the current new residential house, and a large amount of capital investment can be saved for the country.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
The principle and the implementation of the present invention are explained herein by using specific examples, and the above description of the embodiments is only used to help understand the method and the core idea of the present invention; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the concrete implementation and the application scope. In summary, the content of the present specification should not be construed as a limitation of the present invention.
Claims (10)
1. A totally-enclosed, vacuum type, step-by-step heating device, characterized by, include a plurality of heating module connected in series step by step, each said heating module includes totally-enclosed fluid container and electric heater, set up the negative pressure vacuum chamber in the said totally-enclosed fluid container, the said electric heater is set up in the said negative pressure vacuum chamber; the totally-enclosed fluid container comprises an inner container and an outer container, a fluid channel is arranged between the inner container and the outer container, a fluid inlet and a fluid outlet are respectively arranged at two ends of the totally-enclosed fluid container, and the fluid inlet of the next totally-enclosed fluid container is communicated with the fluid outlet of the previous totally-enclosed fluid container.
2. A fully-enclosed, vacuum-type, progressive heating device according to claim 1, wherein an inner chamber communicating tube is provided at one end of the fully-enclosed fluid bladder, the electric heater penetrates out of the inner chamber communicating tube, a sealing end cap is provided on the inner chamber communicating tube, and the sealing end cap is sealed and fixed by a mechanical sealing member.
3. A totally enclosed, evacuated, progressive heating apparatus as claimed in claim 2, wherein the sealed end cap is provided with a vacuum pre-established tube.
4. A totally enclosed, vacuum, progressive heating apparatus as claimed in claim 1, wherein the inner wall of the fluid channel and the inner wall of the negative pressure vacuum chamber are provided with heat conducting coatings.
5. The totally-enclosed, vacuum-type, progressive heating device of claim 1, wherein the totally-enclosed fluid bladder is made of metal, silicon carbide, or graphene.
6. A totally enclosed, evacuated, progressive heating apparatus as claimed in claim 1, wherein an insulating layer is provided on the outer peripheral surface of the totally enclosed fluid bladder.
7. The fully-enclosed, vacuum, progressive heating apparatus of claim 1, wherein the number of heating modules is 4.
8. A totally enclosed, evacuated, and progressive heating apparatus as claimed in claim 1, wherein the totally enclosed, evacuated, and progressive heating apparatus further comprises a water inlet conduit and a water outlet conduit, the water inlet conduit is in communication with a fluid inlet of the first totally enclosed fluid bladder, the water outlet conduit is in communication with a fluid outlet of the last totally enclosed fluid bladder, and the water outlet conduit is in communication with the water inlet conduit through a heat sink and a circulation device.
9. The totally-enclosed, vacuum-type, and stage-by-stage heating apparatus according to claim 1, further comprising a controller, an inlet water temperature sensor and an outlet water temperature sensor, wherein the inlet water temperature sensor is disposed at a fluid inlet of the first totally-enclosed fluid bladder, the outlet water temperature sensor is disposed at a fluid outlet of the last totally-enclosed fluid bladder, and the controller is electrically connected to the electric heater, the inlet water temperature sensor, and the outlet water temperature sensor, respectively.
10. The totally enclosed, vacuum, progressive heating apparatus of claim 1, wherein the electric heater is an infrared heating tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020071201.1U CN211451131U (en) | 2020-01-14 | 2020-01-14 | Totally-enclosed, vacuum type, step-by-step heating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020071201.1U CN211451131U (en) | 2020-01-14 | 2020-01-14 | Totally-enclosed, vacuum type, step-by-step heating device |
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| Publication Number | Publication Date |
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| CN211451131U true CN211451131U (en) | 2020-09-08 |
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| CN202020071201.1U Active CN211451131U (en) | 2020-01-14 | 2020-01-14 | Totally-enclosed, vacuum type, step-by-step heating device |
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| CN (1) | CN211451131U (en) |
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Effective date of registration: 20210802 Address after: 061100 Huanghua Economic Development Zone, Cangzhou City, Hebei Province Patentee after: Hebei constant temperature energy technology Co.,Ltd. Address before: 061100 No. 8 Yinhe Road, Huanghua Development Zone, Cangzhou City, Hebei Province Patentee before: Huanghua Mingyan Environmental Protection Technology Co.,Ltd. |