CN114738722A - Straight-flow tube type electric steam generator - Google Patents
Straight-flow tube type electric steam generator Download PDFInfo
- Publication number
- CN114738722A CN114738722A CN202210332183.1A CN202210332183A CN114738722A CN 114738722 A CN114738722 A CN 114738722A CN 202210332183 A CN202210332183 A CN 202210332183A CN 114738722 A CN114738722 A CN 114738722A
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- CN
- China
- Prior art keywords
- pipe
- power supply
- binding post
- steam
- conductor heating
- Prior art date
- 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.)
- Pending
Links
- 238000010438 heat treatment Methods 0.000 claims abstract description 50
- 239000004020 conductor Substances 0.000 claims abstract description 37
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 34
- 238000002955 isolation Methods 0.000 claims abstract description 10
- 238000000034 method Methods 0.000 claims abstract description 4
- 230000007935 neutral effect Effects 0.000 claims description 3
- 238000005485 electric heating Methods 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 238000009413 insulation Methods 0.000 description 2
- 239000000956 alloy Substances 0.000 description 1
- 230000001754 anti-pyretic effect Effects 0.000 description 1
- 239000002221 antipyretic Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
- F22B1/00—Methods of steam generation characterised by form of heating method
- F22B1/28—Methods of steam generation characterised by form of heating method in boilers heated electrically
- F22B1/282—Methods of steam generation characterised by form of heating method in boilers heated electrically with water or steam circulating in tubes or ducts
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
- F22B35/00—Control systems for steam boilers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
- F22B37/00—Component parts or details of steam boilers
- F22B37/02—Component parts or details of steam boilers applicable to more than one kind or type of steam boiler
- F22B37/26—Steam-separating arrangements
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22D—PREHEATING, OR ACCUMULATING PREHEATED, FEED-WATER FOR STEAM GENERATION; FEED-WATER SUPPLY FOR STEAM GENERATION; CONTROLLING WATER LEVEL FOR STEAM GENERATION; AUXILIARY DEVICES FOR PROMOTING WATER CIRCULATION WITHIN STEAM BOILERS
- F22D11/00—Feed-water supply not provided for in other main groups
- F22D11/02—Arrangements of feed-water pumps
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P80/00—Climate change mitigation technologies for sector-wide applications
- Y02P80/10—Efficient use of energy, e.g. using compressed air or pressurized fluid as energy carrier
- Y02P80/15—On-site combined power, heat or cool generation or distribution, e.g. combined heat and power [CHP] supply
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Water Supply & Treatment (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Instantaneous Water Boilers, Portable Hot-Water Supply Apparatuses, And Control Of Portable Hot-Water Supply Apparatuses (AREA)
Abstract
A straight-through tube type electric steam generator comprises a power supply system and a tube, wherein water flows through the tube; the tube is formed by connecting more than or equal to 3 sectional tube bodies through insulating isolation tube joints; at least 3 sectional type pipe bodies are conductor heating pipes, one end of each conductor heating pipe is provided with a power supply three-phase binding post, the other end of each conductor heating pipe is provided with a central point binding post, and a three-phase star connection method is formed among the 3 conductor heating pipes; and the power supply system supplies power for the power supply three-phase binding post. The steam supply and heating device disclosed by the invention has the advantages that the steam supply and heating are realized, the steam generation is composed of a single pipe, the three-phase heating section is divided by the insulating isolation pipe joint, the electric heating pipe and the water and steam conveying pipe are the same element, the structure is simple, the efficiency is high, the service life is long, the production is reliable, and the popularization rate is high.
Description
Technical Field
The invention belongs to the field of steam generation, and particularly relates to a straight-flow tube type electric steam generator.
Background
Most of the current electric steam boilers are heated by electric heating pipes and electromagnetism, and users require that the pressure of the steam reaches 270 kg, the steam temperature is 380 ℃, so that the electric heating pipes are difficult to realize at high temperature and high pressure, and electromagnetism can be adopted only. But electromagnetism cost is high, and the fault rate is high, and the reliability is poor, and the electric energy is wasted to inefficiency.
Disclosure of Invention
In order to solve the above problems, the present invention provides a straight-flow tube type electric steam generator, which solves the technical problems of the electric heating tube and the electromagnetic heating in the prior art.
In order to achieve the purpose, the invention provides the following technical scheme:
a straight-through tube type electric steam generator comprises a power supply system and a tube, wherein water flows through the tube; the tube is formed by connecting more than or equal to 3 sectional tube bodies through insulating isolation tube joints; at least 3 sectional type pipe bodies are conductor heating pipes, one end of each conductor heating pipe is provided with a power supply three-phase binding post, the other end of each conductor heating pipe is provided with a central point binding post, and a three-phase star connection method is formed among the 3 conductor heating pipes; and the power supply system supplies power for the power supply three-phase binding post.
In the 3 conductor heating pipes, a power supply three-phase binding post of 1 conductor heating pipe is connected with a power supply A, a power supply three-phase binding post of 1 conductor heating pipe is connected with a power supply B, a power supply three-phase binding post of 1 conductor heating pipe is connected with a power supply C, and a central point binding post of the 3 conductor heating pipes is connected with a neutral line in N phase or the central point binding post of the 3 conductor heating pipes.
And grounding points are arranged at two ends of the tube.
The electric connection part of the pipe is arranged in the safety cover.
The water inlet of the pipe is connected with a water feeding pump outside the safety cover, the steam outlet of the pipe is connected with a steam-water separator outside the safety cover, the steam outlet of the steam-water separator is connected with a steam application terminal, and the water outlet of the steam-water separator is connected back to the water inlet of the water pump through a water pipe.
The power supply system consists of a power grid, a distribution transformer, a power regulator and an electric steam generation control system.
The beneficial effects of the invention are as follows:
the structure of the invention is that a boiler feed pump, a single pipe, through an insulation isolation pipe joint, are divided into 3 sections, and elements outside a heating part are safely isolated through the insulation isolation pipe joint and a grounding device. The 3 sections of heating pipes are water-flowing or steam pipes and electric heating pipes, and have the advantages of simple structure, strong reliability and high efficiency. The device is provided with a steam-water separator, a three-phase wiring terminal and three central point wiring terminals which are finally connected together to realize a three-phase star connection method. Finally, the steam is sent to a steam using end through a pipeline, a power supply is connected from a power grid, a proper voltage is output through a power supply and distribution transformer, and smooth regulation of power and temperature control of a boiler are realized through a power regulator.
Drawings
Fig. 1 is a schematic structural diagram of the invention.
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. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments of the present invention without any creative efforts shall fall within the protection scope of the present invention.
Example 1:
a once-through tubular electric steam generator as shown in fig. 1 comprises a power supply system and a tube 12.
The interior of the pipe 12 is filled with water, and the pipe 12 is formed by connecting a plurality of sectional pipe bodies through insulating isolation pipe joints 11. The 3 sectional type pipe bodies are conductor heating pipes, alloy materials can be selected by the conductor heating pipes according to the temperature and the pressure of steam, and the length of the pipes and the power of unit length are designed. 3 the conductor heating pipe is not only a heating pipe, but also a device for water and steam to flow, and the heating pipe is not needed to be arranged independently. One end of the conductor heating pipe is provided with a power supply three-phase binding post 9, and the other end is provided with a central point binding post 10; three-phase star connection is formed among the 3 conductor heating pipes. Specifically, the power supply system supplies power for a power supply three-phase binding post 9, the power supply three-phase binding post 9 of 1 conductor heating pipe is connected with a power supply A, the power supply three-phase binding post 9 of 1 conductor heating pipe is connected with a power supply B, the power supply three-phase binding post 9 of 1 conductor heating pipe is connected with a power supply C, and a central point binding post 10 of 3 conductor heating pipes is connected with a neutral line of an N phase or the central point binding post 10 of 3 conductor heating pipes is connected together. The pipe 12 shown in the figure comprises 3 conductor heating pipes, and in practical use, the 3 conductor heating pipes are in one group, and multiple groups can be arranged. The two ends of the tube 12 are provided with insulating isolation tube joints 11, and the outside of the insulating isolation tube joints 11 is provided with grounding points 4 for safe isolation and safe grounding. The conductive heating part is arranged in the safety cover 7 to prevent electric shock accidents.
The water inlet of the pipe 12 is connected with a water feeding pump 8 outside the safety cover 7, the steam outlet of the pipe 12 is connected with a steam-water separator 5 outside the safety cover 7, the steam outlet of the steam-water separator 5 is connected with a steam application terminal 6, and the water outlet of the steam-water separator 5 is connected to the water inlet of the water pump 8 through a water pipe.
The power supply system consists of a power grid 1, a distribution transformer 2, a power regulator and an electric steam generation control system 3. The power regulator and electric steam generation control system 3 provides power for the heating part, is connected with the heating elements, and adjusts the output power by adjusting the voltage of each heating element, thereby realizing the accurate control of the electric steam generator. The power supply controller is connected with a distribution transformer through a power grid and then connected with a power regulator and a conductor heating pipe, so that under the automatic control of the controller, the heating power is controlled through the feedback of a temperature sensor, the water supply amount is controlled, and the steam generation amount is adjusted.
Through the structure, the invention well solves the existing problems, and has obvious energy-saving effect compared with the conventional antipyretic equipment.
Claims (6)
1. The utility model provides a straight-through pipe formula electric steam generator, includes power supply system and pipe (12), and the inside water-passing of pipe (12), its characterized in that: the tube (12) is formed by connecting more than or equal to 3 sectional tube bodies through insulating isolation tube joints (11); at least 3 sectional type pipe bodies are conductor heating pipes, one end of each conductor heating pipe is provided with a power supply three-phase binding post (9), the other end of each conductor heating pipe is provided with a central point binding post (10), and a three-phase star connection method is formed among the 3 conductor heating pipes; the power supply system supplies power for the power supply three-phase wiring terminal (9).
2. A once-through tubular electric steam generator as claimed in claim 1, wherein: in the 3 conductor heating pipes, the power supply three-phase binding post (9) of 1 conductor heating pipe is connected with a power supply A, the power supply three-phase binding post (9) of 1 conductor heating pipe is connected with a power supply B, and the power supply three-phase binding post (9) of 1 conductor heating pipe is connected with a power supply C; the central point binding post (10) of the 3 conductor heating pipes is connected with the N-phase neutral wire or the central point binding post (10) of the 3 conductor heating pipes.
3. The once-through tubular electric steam generator according to claim 1, wherein: grounding points (4) are arranged at two ends of the tube (12).
4. The once-through tubular electric steam generator according to claim 1, wherein: the electric connection part of the pipe (12) is arranged in the safety cover (7).
5. A once-through tubular electric steam generator according to claim 3, characterized in that: the water inlet of the pipe (12) is connected with a water feeding pump (8) outside the safety cover (7), the steam outlet of the pipe (12) is connected with a steam-water separator (5) outside the safety cover (7), the steam outlet of the steam-water separator (5) is connected with a steam application terminal (6), and the water outlet of the steam-water separator (5) is connected to the water inlet of the water pump (8) through a water pipe.
6. The once-through tubular electric steam generator according to claim 1, wherein: the power supply system consists of a power grid (1), a distribution transformer (2), a power regulator and an electric steam generation control system (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210332183.1A CN114738722A (en) | 2022-03-31 | 2022-03-31 | Straight-flow tube type electric steam generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210332183.1A CN114738722A (en) | 2022-03-31 | 2022-03-31 | Straight-flow tube type electric steam generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114738722A true CN114738722A (en) | 2022-07-12 |
Family
ID=82280120
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210332183.1A Pending CN114738722A (en) | 2022-03-31 | 2022-03-31 | Straight-flow tube type electric steam generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114738722A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107893983A (en) * | 2017-12-06 | 2018-04-10 | 芜湖艾尔达科技有限责任公司 | A kind of multisection type electric heating Quick steam generator |
| CN108105742A (en) * | 2018-01-29 | 2018-06-01 | 广东美的厨房电器制造有限公司 | Steam generation facility and household electrical appliance |
| CN207990949U (en) * | 2017-11-27 | 2018-10-19 | 刘华军 | A kind of high-pressure modular large size electric boiler |
| CN211345264U (en) * | 2019-12-16 | 2020-08-25 | 安徽盈康电子科技有限公司 | Novel direct current steam generation device |
| CN112996154A (en) * | 2021-03-29 | 2021-06-18 | 刘华军 | Electrode and resistance hybrid electric heating tube, heater and application thereof |
-
2022
- 2022-03-31 CN CN202210332183.1A patent/CN114738722A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207990949U (en) * | 2017-11-27 | 2018-10-19 | 刘华军 | A kind of high-pressure modular large size electric boiler |
| CN107893983A (en) * | 2017-12-06 | 2018-04-10 | 芜湖艾尔达科技有限责任公司 | A kind of multisection type electric heating Quick steam generator |
| CN108105742A (en) * | 2018-01-29 | 2018-06-01 | 广东美的厨房电器制造有限公司 | Steam generation facility and household electrical appliance |
| CN211345264U (en) * | 2019-12-16 | 2020-08-25 | 安徽盈康电子科技有限公司 | Novel direct current steam generation device |
| CN112996154A (en) * | 2021-03-29 | 2021-06-18 | 刘华军 | Electrode and resistance hybrid electric heating tube, heater and application thereof |
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