CN113513842A - Stably controlled semi-submerged electrode boiler - Google Patents
Stably controlled semi-submerged electrode boiler Download PDFInfo
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- CN113513842A CN113513842A CN202110792037.2A CN202110792037A CN113513842A CN 113513842 A CN113513842 A CN 113513842A CN 202110792037 A CN202110792037 A CN 202110792037A CN 113513842 A CN113513842 A CN 113513842A
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- water
- inner tube
- boiler
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- pipe
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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
- F24H1/22—Water heaters other than continuous-flow or water-storage heaters, e.g. water heaters for central heating
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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
- F24H9/0005—Details 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
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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
- F24H2250/00—Electrical heat generating means
- F24H2250/10—Electrodes
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Heat-Pump Type And Storage Water Heaters (AREA)
Abstract
The application discloses half submerged formula electrode boiler of steady control, including casing, inner tube and looks electrode all set up in the casing, and looks electrode part is located in the inner tube, still include inner tube and baffle, the inner tube is fixed in the inner tube, the baffle is with the space between inner tube and the inner tube cut apart into the heating water chamber that the volume equals, every heating water intracavity all is provided with one the looks electrode, the through-hole that is linked together with heating water chamber is seted up to the pipe wall of inner tube, and the quantity of the through-hole of every water chamber intercommunication equals. The invention has the following beneficial effects: each phase electrode works in an independent space, no water surface wave exists during water replenishing, no zero sequence current is generated, and the service life of the boiler is longer.
Description
Technical Field
The invention relates to the field of boilers, in particular to a stably controlled semi-submerged electrode boiler.
Background
The electrode boiler is a common boiler, and patent CN212339656U provides a semi-submerged electrode boiler, wherein the stability of water inlet is ensured by adopting a steady flow clapboard (reference number 6 in the literature) and opening a water inlet pipe (reference number 7 in the literature), so that the stability of water inlet can be realized only by the steady flow clapboard, the structure is too complex, and the steady flow effect is poor.
Disclosure of Invention
The invention provides a stably controlled semi-submerged electrode boiler aiming at the problems.
The technical scheme adopted by the invention is as follows:
the utility model provides a half submerged formula electrode boiler of steady control, includes casing, inner tube and looks electrode all set up in the casing, and looks electrode part is located in the inner tube, still includes inner tube and baffle, the inner tube is fixed in the inner tube, the baffle divides into the space between inner tube and the inner tube and adds the hot water cavity that the volume is equal, every adds the hot water cavity and all is provided with one the looks electrode, the through-hole that is linked together with adding the hot water cavity is seted up to the pipe wall of inner tube, and the quantity of the through-hole that every water cavity communicates equals.
In the stably controlled semi-submerged electrode boiler, the space between the inner cylinder and the inner pipe is divided into three independent heating water cavities by the separation action of the partition plate, one phase electrode is respectively arranged in each of the three independent heating water cavities, the inner cylinder is used as a zero-position electrode, and current is generated between the phase electrode and the zero-position electrode to heat water in the heating water cavities, the number of through holes communicated with each heating water cavity is equal, so that the water quantity in each heating water cavity can be ensured to be always equal, meanwhile, because the through holes are arranged on the pipe wall of the inner pipe, one pipe opening of the inner pipe is in a closed state, so that the water in the inner pipe can only enter the heating water cavities through the overflow action, the water surface wave can not be generated in the heating water cavities, and the water quantity in the three heating water cavities can be ensured to be always equal in the boiler with the structure, and the water surface waves can not be generated in the heating water cavity when water enters, so that the contact areas of the three phase electrodes and the water can be ensured to be equal all the time, zero sequence current is not generated, and the phenomenon of tripping and stopping of the boiler due to the zero sequence current can be avoided when the boiler is used. The heat supply effect of the boiler is increased, and the service life of the boiler is prolonged.
In the boiler with the structure, the working areas of the phase electrodes are separated by arranging the partition plates, and the design can avoid the mutual influence of the current between the phase electrodes.
In the structure, the phase electrode is fixed on the shell through an insulating ceramic tube.
Optionally, the water circulation device further comprises a circulation water return pipe, a water through hole is formed in the bottom of the inner barrel, the inner pipe is fixed to one side of the water through hole, and the circulation water return pipe penetrates through the water through hole and is matched with the inner pipe in a sliding sealing mode.
The circulating water return pipe is used for continuously replenishing water to the inner pipe.
Optionally, the inner cylinder is a circular inner cylinder, the inner tube is a circular inner tube, and the inner tube is located at the center of the inner cylinder.
The circular inner cylinder and the circular inner pipe are adopted, and the inner pipe is arranged at the center of the inner cylinder, so that the design is to ensure that the water quantity entering the three heating water cavities is always equal.
Optionally, the inner cylinder is matched with the actuator.
In the boiler of this kind of structure, actuating mechanism is direct to cooperate with the inner tube, actuating mechanism can directly take the inner tube to move in the casing like this, because the inner tube is in sliding seal cooperation with the circulation wet return together, so the actuating mechanism takes the inner tube water level in the inner tube to change when removing, such design can guarantee that the water level of inner tube is in the highest position all the time, such design can guarantee that the water level of inner tube can not change all the time, the water level in the inner tube can not change all the time, but the height that phase electrode submerges into the water level can change, the height that phase electrode submerges into the water level changes, the heating power of phase electrode can change, so can change heating power in the boiler of this kind of structure at the volume that does not change with hot water, so the boiler of this kind of structure can be based on the needs of using accurately adjust hydrothermal temperature at any time, so the boiler of this kind of structure can realize not changing the prerequisite temperature of water speed in use.
Meanwhile, in the boiler with the structure in the middle, water in the inner cylinder overflows from the inner cylinder through the edge of the inner cylinder, so the design can ensure that the contact area between the phase electrode and the water is always fixed as long as the relative position between the inner cylinder and the phase electrode is fixed, no matter how high the water inlet speed in the inner cylinder is, and thus the heating power of the boiler can be ensured to be always constant.
The proposal of patent CN212339656U must change the water amount in the inner cylinder when adjusting the power, and the water inlet speed in the unit time of the inner cylinder will also affect the heating power of the opposite electrode, which is not good for controlling the heating power of the whole boiler accurately.
Optionally, the device further comprises a motor, and the phase electrode is arranged on the actuating mechanism.
The phase electrode is used for driving the whole actuator.
Optionally, the water heater further comprises a circulating water outlet pipe, and the circulating water outlet pipe is mounted on the shell.
The circulating water outlet pipe is arranged to form a closed loop together with the circulating water return pipe, and the design is optional, and the circulating water outlet pipe further comprises a liquid level meter, and the liquid level meter is mounted on the shell.
Optionally, the water supply device further comprises a water supply pipe, wherein the water supply pipe is arranged on the shell, and the water supply pipe is located at the bottom of the shell.
The water replenishing pipe is arranged to replenish water into the shell.
Optionally, the device further comprises a nitrogen connecting pipe, and the nitrogen connecting pipe is arranged on the shell.
The nitrogen connecting pipe is arranged to supplement nitrogen in the shell, so that water can be heated in a nitrogen-containing atmosphere, the pressure in the shell can be increased by filling nitrogen, the boiling point of water is increased, water in the inner cylinder is prevented from being vaporized, and the water outlet temperature of the boiler can be increased.
The water described above is substantially water in which an electrolyte is dissolved, and is not pure water.
The invention has the beneficial effects that: each phase electrode works in an independent space, no water surface wave exists during water replenishing, no zero sequence current is generated, and the service life of the boiler is longer.
Description of the drawings:
figure 1 is a schematic sketch of a smoothly controlled semi-submerged electrode boiler,
fig. 2 is a schematic diagram showing the positional relationship of the phase electrode in the inner tube.
The figures are numbered: 1. a motor; 2. a support; 3. a housing; 4. an inner barrel; 401. a heating water cavity; 5. a nitrogen interface; 6. an inner tube; 7. a circulating water return pipe; 8. circulating a water outlet pipe; 9. a water replenishing pipe; 10. a water level gauge; 11. a phase electrode; 12. an actuator; 13. a partition plate; 14. an inner tube; 1401. and a through hole.
The specific implementation mode is as follows:
the present invention will be described in detail below with reference to the accompanying drawings.
As shown in fig. 1 and fig. 2, a stably controlled semi-submerged electrode boiler comprises a housing 3, an inner tube 4 (i.e., a zero electrode) and a phase electrode 11, wherein the inner tube 4 and the phase electrode 11 are both disposed in the housing 3, and the phase electrode 11 is partially disposed in the inner tube 4, and further comprises an inner tube 14 and a partition plate 13, the inner tube 14 is fixed in the inner tube 4, the partition plate 13 divides the space between the inner tube 4 and the inner tube 14 into heating water cavities 401 with equal volumes, one phase electrode 11 is disposed in each heating water cavity 401, through holes communicated with the heating water cavities 401 are formed in the tube wall of the inner tube 14, and the number of the through holes communicated with each water cavity is equal.
In the stably controlled semi-submerged electrode boiler, the space between an inner cylinder 4 and an inner pipe 14 is divided into three independent heating water cavities 401 by the separation action of a partition plate 13, a phase electrode 11 is respectively arranged in each of the three independent heating water cavities 401, the inner cylinder 4 is used as a zero-position electrode, and current is generated between the phase electrode 11 and the zero-position electrode to heat water in the heating water cavities, the number of through holes communicated with each heating water cavity 401 is equal, so that the water quantity in each heating water cavity 401 is ensured to be always equal, meanwhile, as the through holes are arranged on the pipe wall of the inner pipe 14, one pipe opening of the inner pipe 14 is in a closed state, so that water in the inner pipe 14 can only enter the heating water cavities 401 through the overflow action, the water surface wave can not be generated in the heating water cavities 401, and the water quantity in the boiler with the structure is ensured to be always equal, and the heating water cavity 401 is ensured not to generate water surface waves all the time when water enters, so that the contact areas of the three phase electrodes 11 and the water are ensured to be equal all the time, zero sequence current is ensured not to be generated, and the phenomenon of tripping and stopping of the boiler due to the zero sequence current is ensured not to occur when the boiler is used. The heat supply effect of the boiler is increased, and the service life of the boiler is prolonged.
In the boiler with the structure, the working area of each phase electrode 11 is separated by arranging the partition plate 13, and the design can avoid the mutual influence of the current between each phase electrode 11.
In the structure, the phase electrode 11 is fixed on the shell 3 through an insulating ceramic tube.
As shown in the attached drawings 1 and 2, the water circulating device further comprises a circulating water return pipe 7, a water through hole is formed in the bottom of the inner barrel 4, the inner pipe 14 is fixed on one side of the water through hole, and the circulating water return pipe 7 penetrates through the water through hole to be matched with the inner pipe 14 in a sliding and sealing mode.
The circulating water return pipe 7 serves to constantly supply water to the inner pipe 14.
As shown in fig. 1 and 2, the inner cylinder 4 is a circular inner cylinder 4, the inner tube 14 is a circular inner tube 14, and the inner tube 14 is located at the center of the inner cylinder 4.
The circular inner cylinder 4 and the inner tube 14 are adopted, and the inner tube 14 is arranged at the center of the inner cylinder 4, so that the design is to ensure that the water quantity entering the three heating water cavities 401 is always equal.
As shown in fig. 1 and 2, the device further comprises an actuator 12, the actuator 12 is disposed in the housing 3, and the inner cylinder 4 is engaged with the actuator 12.
In the boiler with the structure, the actuating mechanism 12 is directly matched with the inner cylinder 4, so that the actuating mechanism 12 can directly drive the inner cylinder 4 to move in the shell 3, and because the inner pipe 14 and the circulating water return pipe 7 are matched together in a sliding and sealing manner, the water level in the inner cylinder 4 can not change when the actuating mechanism 12 drives the inner cylinder 4 to move, the design can ensure that the water level of the inner cylinder 4 is always at the highest position, the design can ensure that the water level of the inner cylinder 4 can not change, the water level in the inner cylinder 4 can not change all the time, but the height of the immersed water level of the phase electrode 11 can change, the height of the immersed water level of the phase electrode 11 changes, and the heating power of the phase electrode 11 can change, so that the heating power can be changed without changing the amount of heated water in the boiler with the structure, and the water temperature of hot water can be accurately adjusted at any time according to use requirements, therefore, the boiler with the structure can realize the adjustment of the water temperature on the premise of not changing the water outlet speed in use.
Meanwhile, in the boiler with the structure in the middle, water in the inner cylinder 4 overflows from the inner cylinder 4 through the edge of the inner cylinder 4, so that the design can ensure that the contact area between the phase electrode 11 and the water is always fixed as long as the relative position between the inner cylinder 4 and the phase electrode 11 is fixed regardless of the water inlet speed in the inner cylinder 4, and thus, the heating power of the boiler can be ensured to be always constant.
The proposal of patent CN212339656U must change the water amount in the inner tube 4 during power adjustment, and the water inlet speed of the inner tube 4 per unit time will also affect the heating power of the phase electrode 11, which is not favorable for accurately controlling the heating power of the whole boiler.
As shown in fig. 1 and 2, the device further comprises a motor 1, and a phase electrode 11 is arranged on an actuator 12.
The phase electrode 11 acts as a power source for the entire actuator 12.
As shown in fig. 1 and fig. 2, the water circulation device further includes a water circulation outlet pipe 8, and the water circulation outlet pipe 8 is mounted on the housing 3.
The circulating water outlet pipe 8 is arranged to form a closed loop with the circulating water return pipe 7, and the design is that
As shown in fig. 1 and 2, the liquid level meter is mounted on the housing 3.
As shown in fig. 1 and fig. 2, the water replenishing device further comprises a water replenishing pipe 9, wherein the water replenishing pipe 9 is arranged on the shell 3, and the water replenishing pipe 9 is located at the bottom of the shell 3.
The water replenishing pipe 9 is provided to replenish water into the casing 3.
As shown in fig. 1 and fig. 2, the device further comprises a nitrogen connecting pipe, and the nitrogen connecting pipe is arranged on the shell 3.
The nitrogen connecting pipe is arranged to supplement nitrogen in the shell 3, so that water can be heated in a nitrogen-containing atmosphere, the pressure in the shell can be increased by filling nitrogen, the boiling point of water is increased, water in the inner cylinder is prevented from being vaporized, and the water outlet temperature of the boiler can be increased.
The water described above is substantially water in which an electrolyte is dissolved, and is not pure water.
It should be noted that the direction indicated by the arrow in fig. 1 and 2 is the flow direction of water.
The embodiment also provides a heating system, which comprises the boiler, and a water tank is used on the basis of the boiler, the water tank is used for storing hot water prepared by the boiler, and the water tank is connected with the boiler through a pipeline.
The embodiment also provides a hot water preparation method, which is prepared by using the boiler and fills nitrogen into the shell during preparation.
The above description is only a preferred embodiment of the present invention, and not intended to limit the scope of the present invention, which is defined by the claims and their equivalents, and can be directly or indirectly applied to other related fields of technology.
Claims (9)
1. A stably controlled semi-submerged electrode boiler comprises a shell, an inner tube and a phase electrode, wherein the inner tube and the phase electrode are arranged in the shell, the phase electrode is partially positioned in the inner tube, and the inner tube is used as a zero-position electrode.
2. The stationary-controlled semi-submerged electrode boiler as set forth in claim 1, further comprising a circulating water return pipe, a water through hole being formed at a bottom of said inner tube, said inner tube being fixed to one side of said water through hole, said circulating water return pipe passing through said water through hole and being slidably and sealingly engaged with said inner tube.
3. The stationary-controlled semi-submerged electrode boiler according to claim 1, wherein the inner cylinder is a circular inner cylinder, and the inner pipe is a circular inner pipe located at the center of the inner cylinder.
4. The stationary controlled semi-submerged electrode boiler as set forth in claim 1, further comprising an actuator disposed within said housing, said inner drum cooperating with said actuator.
5. A smoothly controlled semi-submerged electrode boiler as claimed in claim 4, further comprising an electric motor, said phase electrodes being arranged on actuators.
6. A stationary controlled semi-submerged electrode boiler as set forth in claim 1, further comprising a circulating outlet pipe mounted on the housing.
7. The stationary controlled semi-submerged electrode boiler as set forth in claim 1, further comprising a liquid level gauge mounted on said housing.
8. The stationary controlled semi-submerged electrode boiler as set forth in claim 1, further comprising a water replenishing pipe provided on the shell, and the water replenishing pipe is located at a bottom of the shell.
9. The smoothly controlled semi-submerged electrode boiler of claim 1, further comprising a nitrogen nozzle provided on the shell.
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|---|---|---|---|
| CN202110792037.2A CN113513842B (en) | 2021-07-13 | 2021-07-13 | Stable control semi-submerged electrode boiler |
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| CN202110792037.2A CN113513842B (en) | 2021-07-13 | 2021-07-13 | Stable control semi-submerged electrode boiler |
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| CN113513842A true CN113513842A (en) | 2021-10-19 |
| CN113513842B CN113513842B (en) | 2022-08-30 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114427753A (en) * | 2021-12-22 | 2022-05-03 | 杭州杭锅电气科技有限公司 | Electrode boiler device and control method thereof |
| CN114623593A (en) * | 2022-04-12 | 2022-06-14 | 浙江上能锅炉有限公司 | Full-immersion electrode hot water boiler |
| CN117645335A (en) * | 2023-11-08 | 2024-03-05 | 山东北辰机电设备股份有限公司 | Semi-submerged formula electrode boiler steam-water separation and filter equipment |
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Denomination of invention: Stable Control Semi submerged Electrode Boiler Effective date of registration: 20221128 Granted publication date: 20220830 Pledgee: Industrial and Commercial Bank of China Limited Shangyu sub branch Pledgor: ZHEJIANG SHANGNENG BOILER Co.,Ltd. Registration number: Y2022330003248 |