CN220852103U - Steam generator - Google Patents
Steam generator Download PDFInfo
- Publication number
- CN220852103U CN220852103U CN202322631940.8U CN202322631940U CN220852103U CN 220852103 U CN220852103 U CN 220852103U CN 202322631940 U CN202322631940 U CN 202322631940U CN 220852103 U CN220852103 U CN 220852103U
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- Prior art keywords
- flow
- cavity
- flow blocking
- shell
- water
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 85
- 238000000926 separation method Methods 0.000 claims abstract description 23
- 238000005485 electric heating Methods 0.000 claims abstract description 19
- 230000000903 blocking effect Effects 0.000 claims description 52
- 238000005192 partition Methods 0.000 claims description 11
- 238000007789 sealing Methods 0.000 claims description 4
- 238000010438 heat treatment Methods 0.000 description 5
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000008236 heating water Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
- 238000009834 vaporization Methods 0.000 description 1
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- Instantaneous Water Boilers, Portable Hot-Water Supply Apparatuses, And Control Of Portable Hot-Water Supply Apparatuses (AREA)
Abstract
The utility model discloses a steam generator, which comprises a heat conduction shell, wherein a heat exchange cavity is arranged in the heat conduction shell, a water inlet and an air outlet are arranged on the heat conduction shell, an electric heating tube is arranged in the heat conduction shell, a first separation part and a second separation part are arranged in the heat exchange cavity, the heat exchange cavity between the first separation part and the water inlet forms a water inlet cavity, the heat exchange cavity between the second separation part and the air outlet forms an air exhaust cavity, the heat exchange cavity between the first separation part and the second separation part forms a middle cavity, a first flow port is arranged on the first separation part, a second flow port is arranged on the second separation part, and the first flow port is lower than the second flow port. The steam generator with the structure divides the heat exchange cavity in the shell into the water inlet cavity, the middle cavity and the exhaust cavity, so that water can fully absorb heat when flowing through the water inlet cavity, the middle cavity and the exhaust cavity, water and air can be effectively separated, and the water and steam are prevented from being discharged from the steam outlet together.
Description
Technical Field
The utility model belongs to the technical field of steam generating devices, and particularly relates to a steam generator.
Background
The steam generator is a device for heating water by a heating device to heat and evaporate the water into steam, and can be used for various devices needing the steam, such as a steam box, a steam mop, a steam cleaner and the like. The existing electric heating steam generator generally comprises a shell capable of conducting heat, a water inlet and a steam outlet are formed in the shell, an electric heating tube is arranged on one side of the shell, the electric heating tube is electrified to heat, the whole shell heats, water entering from the water inlet absorbs heat to become steam, and the steam is discharged from the steam outlet. In this steam generator, since there is no obstruction between the water inlet and the steam outlet, water and steam may be discharged together from the steam outlet, thereby causing hot water to be sprayed from the device that should have sprayed steam, resulting in poor use.
Disclosure of Invention
The utility model aims at the defects of the prior art and provides a steam generator, which divides a heat exchange cavity in a shell into a water inlet cavity, a middle cavity and an exhaust cavity, so that water and gas can be effectively separated, and the water and steam are prevented from being discharged from a steam outlet together.
In order to solve the technical problems, the utility model is solved by the following technical scheme: the utility model provides a steam generator, includes the heat conduction casing, be provided with the heat transfer chamber in the heat conduction casing, be provided with water inlet and gas outlet on the heat conduction casing, be provided with the electrothermal tube in the heat conduction casing, the heat transfer intracavity is provided with first division portion and second division portion, first division portion with between the water inlet the heat transfer chamber forms the intake chamber, second division portion with between the gas outlet the heat transfer chamber forms the exhaust chamber, first division portion with between the second division portion the heat transfer chamber forms the intermediate chamber, be equipped with first flow opening on the first division portion, be provided with the second flow opening on the second division portion, first flow opening is less than the second flow opening. The heat exchange cavity in the heat conduction shell of the steam generator with the structure is divided into the water inlet cavity, the middle cavity and the exhaust cavity, so that water can fully absorb heat when flowing through the water inlet cavity, the middle cavity and the exhaust cavity, the water and the gas can be effectively separated, and the water and the steam are prevented from being discharged from the steam outlet together.
In the above technical scheme, preferably, the bottom of the heat conducting shell is provided with a tubular channel, the tubular channel is internally provided with the electric heating tube, the tubular channel is in the heat exchange cavity bottom detouring is in the water inlet cavity, the middle cavity and the exhaust cavity, the flow blocking bars are higher than the first flow openings and lower than the second flow openings, the first flow openings are positioned between the flow blocking bars, and the second flow openings are positioned above or outside the flow blocking bars. By adopting the structure, the heat exchange area between the electric heating tube and the heat exchange cavity can be increased, the flow blocking effect can be achieved, the water is matched with the first separation part and the second separation part to flow, no matter the water enters the inner side of the flow blocking column from the outer side of the flow blocking column or flows to the outer side of the flow blocking column from the inner side of the flow blocking column, the water needs to exchange heat with the outer wall of the tubular channel, the flow path from the water inlet to the water outlet is the water inlet cavity at the outer side of the flow blocking column, the water inlet cavity at the inner side of the flow blocking column, the middle cavity at the inner side of the flow blocking column and the middle cavity at the outer side of the flow blocking column, almost all the water vapor is converted into the water vapor to flow into the exhaust cavity from the second flow port and then is exhausted from the air outlet, the heat exchange efficiency is effectively improved after the flow blocking column is repeatedly conducted, and the water and the steam are further prevented from being exhausted from the air outlet together.
In the above technical solution, preferably, a plurality of flow blocking protrusions are disposed in the middle cavity. By adopting the structure, water or gas in the middle cavity can further detour under the action of the flow blocking protrusions, so that the vaporization effect is better.
In the above technical solution, preferably, the heat conducting housing includes an upper housing and a lower housing, a first flow blocking protrusion is formed on the lower housing, a second flow blocking protrusion is formed on the upper housing, the first flow blocking protrusion and the second flow blocking protrusion are spliced to form the first partition portion, the lower shell is provided with a third flow blocking protrusion, the upper shell is provided with a fourth flow blocking protrusion, and the third flow blocking protrusion and the fourth flow blocking protrusion are spliced to form the second separation part. The structure is convenient for assembling and processing the diversion shell, is convenient for forming a complex structure in the heat exchange cavity, and can detach the upper shell and the lower shell to remove the scale and the blockage inside.
In the above technical solution, preferably, a sealing ring is sandwiched between the upper casing and the lower casing. The sealing performance between the upper shell and the lower shell is improved by adopting the structure.
In the above technical scheme, preferably, a normally closed thermal switch and a normally open thermal switch are arranged at the bottom of the lower shell, the normally closed thermal switch is connected with the electric heating tube in series, and the normally open thermal switch is connected with the water supply pump in series. After the structure is adopted, the electric heating tube starts to heat, when the closing temperature of the normally open thermal switch is reached, the water pump can be started to work, water is pumped into the water inlet, in the continuous heating process of the electric heating tube, the whole temperature of the heat conducting shell continuously rises, when the opening temperature of the normally closed thermal switch is reached, the electric heating tube is powered off, heating is stopped, when the temperature of the water is lower than the closing temperature of the normally closed thermal switch after the water continuously exchanges heat and cools down, the normally closed thermal switch is closed, the electric heating tube continues to heat, and when the temperature is lower than the opening temperature of the normally open thermal switch, the water pump is powered off, and water supply is stopped. Through the structure, the water pump can be started after the temperature of the steam generator reaches the set temperature, and water is prevented from being supplied by the water pump at the low temperature of the steam generator to be sprayed.
Compared with the prior art, the utility model has the following beneficial effects: the heat exchange cavity in the heat conduction shell of the steam generator with the structure is divided into the water inlet cavity, the middle cavity and the exhaust cavity, so that water can fully absorb heat when flowing through the water inlet cavity, the middle cavity and the exhaust cavity, the water and the gas can be effectively separated, and the water and the steam are prevented from being discharged from the steam outlet together.
Drawings
Fig. 1 is a schematic overall structure of an embodiment of the present utility model.
Fig. 2 is an exploded view of an embodiment of the present utility model.
Fig. 3 is a schematic structural view of the upper housing in the embodiment of the utility model.
Fig. 4 is a schematic cross-sectional view of an embodiment of the present utility model.
Description of the embodiments
The utility model is described in further detail below with reference to the attached drawings and detailed description: referring to fig. 1 to 4, a steam generator comprises a heat conducting shell 1, a heat exchange cavity 2 is arranged in the heat conducting shell 1, a water inlet 3 and an air outlet 4 are arranged on the heat conducting shell 1, an electric heating tube 5 is arranged in the heat conducting shell 1, a first separation part 6 and a second separation part 7 are arranged in the heat exchange cavity 2, the heat exchange cavity 2 between the first separation part 6 and the water inlet 3 forms a water inlet cavity 21, the heat exchange cavity 2 between the second separation part 7 and the air outlet forms an air exhaust cavity 22, the heat exchange cavity 2 between the first separation part 6 and the second separation part 7 forms an intermediate cavity 23, a first circulation port 61 is arranged on the first separation part 6, a second circulation port 71 is arranged on the second separation part 7, and the first circulation port 61 is lower than the second circulation port 71. The heat exchange cavity in the heat conduction shell 1 of the steam generator with the structure is divided into the water inlet cavity 21, the middle cavity 23 and the exhaust cavity 22, so that water can absorb heat fully when flowing through the water inlet cavity 21, the middle cavity 23 and the exhaust cavity 22, the water and the air can be separated effectively, and the water and the steam are prevented from being discharged from a steam outlet together.
The heat conduction shell 1 bottom is provided with tubular passageway 8, is provided with electrothermal tube 5 in the tubular passageway 8, and tubular passageway 8 is circuitous in heat transfer chamber 2 bottom all forms the fender stream fence in intake chamber 21, intermediate chamber 23 and exhaust chamber 22, keeps off stream fence and is higher than first flow port 61 and is less than second flow port 71, and first flow port 61 is located between the fender stream fence, and second flow port 71 is located the top or the outside of fender stream fence, and in this embodiment, second flow port 71 is located the outside of fender stream fence. By adopting the structure, the heat exchange area between the electric heating tube 5 and the heat exchange cavity 2 can be increased, the flow blocking effect can be achieved, the water is matched with the first separation part 6 and the second separation part 7 to flow, no matter the water enters the inner side of the flow blocking column from the outer side of the flow blocking column or flows to the outer side of the flow blocking column from the inner side of the flow blocking column, the water needs to exchange heat with the outer wall of the tubular channel 8, the flow path from the water inlet 3 to the water outlet 4 is the water inlet cavity 21 at the outer side of the flow blocking column, the water inlet cavity 21 at the inner side of the flow blocking column, the middle cavity 23 at the inner side of the flow blocking column and the middle cavity 23 at the outer side of the flow blocking column, almost all the water vapor is converted into the water vapor to flow into the exhaust cavity 22 from the second flow through the opening 71, the exhaust cavity 22 is exhausted through the air outlet 4, the heat exchange efficiency is effectively improved after the flow blocking column is repeatedly passed through the flow blocking column, and the water and the vapor is further prevented from being exhausted from the air outlet 4 together.
In this embodiment, in order to further improve the heat exchange efficiency, a plurality of flow blocking protrusions 231 are disposed in the middle chamber 23.
In this embodiment, the heat conducting housing 1 includes an upper housing 11 and a lower housing 12, a first flow blocking protrusion 121 is formed on the lower housing 12, a second flow blocking protrusion 111 is formed on the upper housing 11, the first flow blocking protrusion 121 and the second flow blocking protrusion 111 are combined to form the first partition portion 6, a third flow blocking protrusion 122 is formed on the lower housing 12, a fourth flow blocking protrusion 112 is formed on the upper housing 11, the third flow blocking protrusion 122 and the fourth flow blocking protrusion 112 are combined to form the second partition portion 7, and the upper housing 11 and the lower housing 12 are fixed by screws. The structure is convenient for assembling and processing the diversion shell, is convenient for forming a complex structure in the heat exchange cavity, and can detach the upper shell 11 and the lower shell 12 to remove scale and blockage inside.
In order to improve the tightness of the joint of the upper shell 11 and the lower shell 12, a sealing ring 9 is clamped between the upper shell 11 and the lower shell 12.
The bottom of the lower shell 12 is provided with a normally closed thermal switch 100 and a normally open thermal switch 200, the normally closed thermal switch 100 is connected with the electric heating tube 5 in series, and the normally open thermal switch 200 is connected with the water supply pump in series. After the structure is adopted, the electric heating tube 5 starts to heat, when the closing temperature of the normally open thermal switch 200 is reached, the water pump can be started to work, water is pumped into the water inlet 3, the whole temperature of the heat conduction shell 1 continuously rises in the continuous heating process of the electric heating tube 5, when the opening temperature of the normally closed thermal switch 100 is reached, the electric heating tube 5 is powered off, heating is stopped, when the temperature of the water is lower than the closing temperature of the normally closed thermal switch 100 after the water is continuously subjected to heat exchange and cooling, the normally closed thermal switch 100 is closed, the electric heating tube 5 is continuously heated, and when the temperature is lower than the opening temperature of the normally open thermal switch 200, the water pump is powered off, and water supply is stopped. Through the structure, the water pump can be started after the temperature of the steam generator reaches the set temperature, and water is prevented from being supplied by the water pump at the low temperature of the steam generator to be sprayed.
The foregoing is merely a preferred embodiment of the present utility model and it should be noted that modifications and adaptations to those skilled in the art may be made without departing from the principles of the present utility model, which are intended to be comprehended within the scope of the present utility model.
Claims (6)
1. The utility model provides a steam generator, includes heat conduction casing (1), be provided with heat transfer chamber (2) in heat conduction casing (1), be provided with water inlet (3) and gas outlet (4) on heat conduction casing (1), be provided with electrothermal tube (5), its characterized in that in heat conduction casing (1): be provided with first partition portion (6) and second partition portion (7) in heat exchange chamber (2), first partition portion (6) with heat exchange chamber (2) between water inlet (3) form intake chamber (21), second partition portion (7) with heat exchange chamber (2) between the gas outlet form exhaust chamber (22), first partition portion (6) with heat exchange chamber (2) between second partition portion (7) form intermediate chamber (23), be equipped with first flow opening (61) on first partition portion (6), be provided with second flow opening (71) on second partition portion (7), first flow opening (61) are less than second flow opening (71).
2. A steam generator as claimed in claim 1, wherein: the heat conduction shell body (1) bottom is provided with tubular passage (8), be provided with in tubular passage (8) electrothermal tube (5), tubular passage (8) are in heat transfer chamber (2) bottom is circuitous intake chamber (21), intermediate chamber (23) with all form the fender stream fence in exhaust chamber (22), keep off stream fence is higher than first flow through-hole (61) and is less than second flow through-hole (71), first flow through-hole (61) are located keep off stream fence between, second flow through-hole (71) are located keep off stream fence's top or outside.
3. A steam generator as claimed in claim 1, wherein: a plurality of flow blocking protrusions (231) are arranged in the middle cavity (23).
4. A steam generator as claimed in claim 1, wherein: the heat conduction shell (1) comprises an upper shell (11) and a lower shell (12), a first flow blocking protrusion (121) is formed on the lower shell (12), a second flow blocking protrusion (111) is formed on the upper shell (11), the first flow blocking protrusion (121) and the second flow blocking protrusion (111) are spliced to form the first separation part (6), a third flow blocking protrusion (122) is formed on the lower shell (12), a fourth flow blocking protrusion (112) is formed on the upper shell (11), and the third flow blocking protrusion (122) and the fourth flow blocking protrusion (112) are spliced to form the second separation part (7).
5. A steam generator as claimed in claim 4, wherein: a sealing ring (9) is clamped between the upper shell (11) and the lower shell (12).
6. A steam generator as claimed in claim 4, wherein: the bottom of the lower shell (12) is provided with a normally closed thermal switch (100) and a normally open thermal switch (200), the normally closed thermal switch (100) is connected in series with the electric heating tube (5), and the normally open thermal switch (200) is connected in series with a water supply pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322631940.8U CN220852103U (en) | 2023-09-27 | 2023-09-27 | Steam generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322631940.8U CN220852103U (en) | 2023-09-27 | 2023-09-27 | Steam generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220852103U true CN220852103U (en) | 2024-04-26 |
Family
ID=90748082
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322631940.8U Active CN220852103U (en) | 2023-09-27 | 2023-09-27 | Steam generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220852103U (en) |
-
2023
- 2023-09-27 CN CN202322631940.8U patent/CN220852103U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |