CN201439991U - Liquid heating unit - Google Patents
Liquid heating unit Download PDFInfo
- Publication number
- CN201439991U CN201439991U CN200920124213XU CN200920124213U CN201439991U CN 201439991 U CN201439991 U CN 201439991U CN 200920124213X U CN200920124213X U CN 200920124213XU CN 200920124213 U CN200920124213 U CN 200920124213U CN 201439991 U CN201439991 U CN 201439991U
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- liquid
- deflector
- communication passage
- heating unit
- tabular heater
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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 relates to a liquid heating unit which comprises a flat-plated heating body and a flow guide plate in hermetical edge connection with one of lateral surfaces of the flat-plated heating body. A tortuous liquid flow channel is formed between the flow guide plate and the flat-plated heating body; and a liquid inlet and a liquid outlet are formed on the flow guide plate and respectively communicated with the liquid inlet end and the liquid outlet end of the liquid flow channel. The liquid heating unit is characterized in that the liquid inlet and the liquid outlet are respectively formed at the edge part and the middle part of the flow guide plate; and the liquid flow channel is spirally arranged. Compared with the prior art, the utility model has the advantage that the volume of the whole liquid heating unit is not increased on the basis of lengthening the liquid flow channel, so that the thermal conversion efficiency is higher.
Description
Technical field
The utility model relates to a kind of heating power supply, particularly relates to a kind of liquid-heating unit that is used for Fast Heating liquid.
Background technology
Water fountain, water heater etc. are given in the liquid heater, and liquid-heating unit is the parts of most critical.In order to reduce given liquid was heated to the required time of fixed temperature, the manufacturer of liquid heating has developed has heteroid liquid-heating unit.
For example publication number is that the Chinese utility model patent of CN 201096399 (patent No. is: ZL 200720177939.0) has just been announced a kind of liquid heating, it comprises the tubulose calandria that is closed with inert gas and electric heater unit, electrode passes the calandria two ends and is connected on the power supply, interior pipe and the nestable formula double-layer cavity of outer tube pipe that calandria is with sealing outward constitute the calandria assembly, be full of liquid in every layer of tube chamber, outer tube and interior pipe respectively are provided with intake-outlet respectively near two-end part, be arranged in parallel by several described calandria assemblies, and the outer tube intake-outlet connects, interior pipe intake-outlet connects, end calandria assembly water inlet be connected with delivery port constitute the liquid heating of internal run-through circulation, be to utilize the outer tube of heating tube assembly and the liquid heat-exchange in the interior pipe, the heat that liquid in the interior pipe is diffused out carries out preheating to the liquid that newly enters, the heat of diffusion is absorbed, reach the effect that makes full use of energy, improved thermal conversion efficiency.But the liquid heating of this structure, for thermal conversion efficiency is provided, the overall volume of its liquid-heating unit is bigger, and the liquid communication passage all is to adopt heating tube to form, the folding modes of emplacement of pipe and outer tube in adopting, the interior pipe that multilayer folding is placed and the volume of outer tube are totally bigger, are not suitable for the liquid heating of small-sized volume.
Also for example publication number is that (application number is CN 101366601: disclosed liquid-heating unit in the Chinese invention patent 200810121103.8) " heating mechanism of instantaneously heated type drinking machine ", be to connect and compose by one group of heating pipe who is connected in series connection mutually, the heater of connection parallel with one another is set respectively in the heating pipe, and adjacent heating pipe's top delivery port is connected with bottom water inlet pipeline.The liquid-heating unit of this structure, the circulation passage of liquid still is made up of the heating pipe, heater then is placed on heating pipe inside, needs to be connected in series mutually to be communicated with the length that many group heating pipes could increase the liquid communication passage, and overall structure also is quite clumsy.
The utility model content
First technical problem to be solved in the utility model is to provide a kind of on the length basis that increases the liquid communication passage at above-mentioned prior art, does not increase the liquid-heating unit of whole liquid heating unit volume.
The liquid-heating unit that another technical problem to be solved in the utility model provides a kind of liquid is more smooth and easy when flowing through, be difficult for producing eddy current.
The utility model solves the technical scheme that above-mentioned first technical problem adopted: this liquid-heating unit, comprise the tabular heater, form the deflector that the edge is tightly connected with one of them side of tabular heater, be formed with full of twists and turns liquid communication passage between deflector and the tabular heater, and have inlet and liquid outlet on the described deflector, be connected with the liquid feeding end and the outlet end of described liquid communication passage respectively, it is characterized in that: the edge and the central part of described inlet and liquid outlet office deflector, and described liquid communication passage is arranged twist.
Like this, liquid is by behind the inlet influent circulation passage, during heating, because liquid circulates in the liquid communication passage of structure twist, can increase the time that liquid stops in circulating in the liquid communication passage, just increased the heated time of liquid, thereby liquid fully is heated in the liquid communication passage, thermal conversion efficiency is than common linear liquid communication passage height, and particularly importantly, the volume of whole liquid heating unit does not have to increase because having increased the degree of liquid communication passage, under the tabular heater of same power, adopt this spiral liquid communication logical than adopting linear liquid communication passage, its thermal conversion efficiency is significantly improved, and is applicable to various immediate heating type liquid heating.
In order to make liquid when liquid outlet flows out, temperature can reach ideal temperature, as improvement, described spiral liquid communication width of channel reduces to described liquid outlet direction gradually from described inlet, like this, before liquid will flow out from liquid outlet, because the liquid communication channel width narrows down, fluid pressure increases, and temperature also can further raise; Can also further increase liquid in addition, liquid can fully be heated in the liquid communication passage time of staying.
Described tabular heater by the insulating heat-conductive plate and be attached on the heat-conducting plate, the Electric radiant Heating Film that can generate heat is formed after the energising.Because the Electric radiant Heating Film of tabular heater is directly to be attached on the insulating heat-conductive plate, so its heat-transfer effect and thermal response speed all is better than having the calandria of electrothermal tube, and the water outlet time-delay can obviously be shortened during use, and the thermal efficiency is higher, and outward appearance is light and handy, and is firmly attractive in appearance.
Described tabular heater is rounded, described deflector is also rounded, described deflector sealing paste is combined on the described tabular heater, and described deflector and the contacted face of described tabular heater are provided with spiral groove to form described liquid communication passage.This structure is processed more convenient, and liquid in the liquid communication passage through out-of-date, be directly and the metal heat-conducting plate contacted, the heat that the metal heat-conducting plate sends can better be absorbed by liquid, makes the liquid communication passage by water back not needing in prior art.
The technical scheme that the above-mentioned further technical problem that solves the utility model adopts is: at the straight line that is become that directly links to each other with described inlet and described liquid outlet is that benchmark, clockwise or counterclockwise deflection 10～miter angle form in the fan-shaped range, and the part of described liquid communication passage in this fan-shaped range is beeline channel.Being provided with of this section straight channel is beneficial to liquid circulation smoothly in the liquid communication passage, is difficult for producing eddy current, and can makes the processing of rounded deflector convenient.
The edge of described deflector is provided with the elasticity returning limit that extends internally of circle, thereby the edge of described tabular heater embeds within the elasticity returning limit of described deflector and forms the edge between the described deflector and is tightly connected.
Compared with prior art, advantage of the present utility model is: by the liquid communication passage between deflector and the tabular heater is arranged to spirality, can increase the time that liquid stops in circulating in the liquid communication passage, just increased the heated time of liquid, thereby liquid fully is heated in the liquid communication passage, thermal conversion efficiency is than common linear liquid communication passage height, and particularly importantly, the volume of whole liquid heating unit does not have to increase because having increased the degree of liquid communication passage, under the tabular heater of same power, adopt this spiral liquid communication logical than adopting linear liquid communication passage, its thermal conversion efficiency is significantly improved, and is applicable to various immediate heating type liquid heating.
Description of drawings
Fig. 1 is the perspective view one (from the deflector direction) of liquid-heating unit among the utility model embodiment;
Fig. 2 is the explosive view one (from the deflector direction) of liquid-heating unit among the utility model embodiment;
Fig. 3 is the perspective view two (from tabular heater direction) of liquid-heating unit among the utility model embodiment;
Fig. 4 is the explosive view two (from tabular heater direction) of liquid-heating unit among the utility model embodiment;
The specific embodiment
Embodiment describes in further detail the utility model below in conjunction with accompanying drawing.
Liquid-heating unit shown in Fig. 1～4, comprise circular tabular heater 1, with the deflector 2 that is set in circular tabular heater 1 circle outer and that be fitted and connected with the one side sealing of circular tabular heater 1, deflector 2 is made by elastic rubber material in the present embodiment, and the edge of deflector 2 is provided with the elasticity returning limit 24 that extends internally of circle, thereby the edge of tabular heater 1 embeds within the elasticity returning limit of deflector 2 and forms the edge between the deflector 2 and is tightly connected; Described circular tabular heater 1 by the metal heat-conducting plate that is coated with insulating barrier 11 of a circle be attached to Electric radiant Heating Film 12 on the heat-conducting plate, that can generate heat after the energising and form; Be formed with the liquid communication passage between described deflector 2 and the tabular heater 1, and have inlet 21 and liquid outlet 22 on the described deflector, the edge and the central part of inlet 21 and liquid outlet 22 office deflectors, in the present embodiment, inlet 21 is in the edge of deflector 1, that liquid outlet 22 is in deflector and central part (position of inlet 21 and liquid outlet 22 can exchange), inlet 21 and liquid outlet 22 are connected with the liquid feeding end 31 and the outlet end 32 of described liquid communication passage respectively, and described liquid communication passage is arranged twist.
The above-mentioned liquid communication passage of arranging twist can be made of the spiral groove that is opened on the metal heat-conducting plate 11, and also can spiral by a helical heat pipe constitutes between tabular heater 1 and deflector 2; In the present embodiment, described deflector 2 is provided with spiral groove 23 with tabular heater 1 contacted face, thereby make and form described spiral liquid communication passage between deflector 2 and the tabular heater 1, this structure is processed more convenient, and liquid in the liquid communication passage through out-of-date, be directly and metal heat-conducting plate 11 contacted, the heat that metal heat-conducting plate 11 sends can better be absorbed by liquid.
When the liquid-heating unit heating of using present embodiment, because liquid circulates in the liquid communication passage of structure twist, can increase the time that liquid stops in circulating in the liquid communication passage, just increased the heated time of liquid, thereby liquid fully is heated in the liquid communication passage, thermal conversion efficiency is than common linear liquid communication passage height, and particularly importantly, the volume of whole liquid heating unit does not have to increase because having increased the degree of liquid communication passage, the tabular heater of same power 1 time, adopt this spiral liquid communication logical than adopting linear liquid communication passage, its thermal conversion efficiency is significantly improved, and is applicable to various immediate heating type liquid heating.
In addition, in the present embodiment, 22 direction reduces above-mentioned helical liquid communication width of channel gradually from inlet 21 to liquid outlet, can make liquid like this when being about to flow out liquid outlet, pressure increases, temperature raises, and can also further increase liquid in the liquid communication passage time of staying, and liquid can fully be heated.
Because the liquid communication passage of screw type expands from inside to outside, in order the liquid communication passage of screw type to be arranged on the circular deflector 2, the straight line that is become is that benchmark, clockwise or counterclockwise deflection 10～miter angle form in the fan-shaped range directly linking to each other with described inlet 21 and described liquid outlet 22, the part of described liquid communication passage in this fan-shaped range is beeline channel, being provided with of this section beeline channel is beneficial to liquid circulation smoothly in the liquid communication passage very much, is difficult for producing eddy current.
In addition, also be provided with spiral groove 25 on not contacted of deflector in the present embodiment 2 and the described tabular heater, the setting of these spiral grooves can be used as the steam guiding gutter.
Claims (6)
1. liquid-heating unit, comprise tabular heater (1), form the deflector (2) that the edge is tightly connected with one of them side of tabular heater (1), be formed with full of twists and turns liquid communication passage between deflector (2) and the tabular heater (1), and have inlet (21) and liquid outlet (22) on the described deflector, be connected with the liquid feeding end and the outlet end of described liquid communication passage respectively, it is characterized in that: the edge and the central part of described inlet (21) and liquid outlet (22) office deflector, and described liquid communication passage is arranged twist.
2. liquid-heating unit according to claim 1 is characterized in that: described spiral liquid communication width of channel reduces to described liquid outlet (22) direction gradually from described inlet (21).
3. liquid-heating unit according to claim 1 is characterized in that: described tabular heater (1) by insulating heat-conductive plate (11) and be attached on the heat-conducting plate (11), the Electric radiant Heating Film (12) that can generate heat is formed after the energising.
4. according to claim 1 or 2 or 3 described liquid-heating units, it is characterized in that: described tabular heater (1) is rounded, described deflector (2) is also rounded, described deflector (2) sealing paste is combined on the described tabular heater (1), and described deflector (2) is provided with spiral groove (23) to form described liquid communication passage with the contacted face of described tabular heater (1).
5. liquid-heating unit according to claim 4, it is characterized in that: at the straight line that is become that directly links to each other with described inlet (21) and described liquid outlet (22) is that benchmark, clockwise or counterclockwise deflection 10～miter angle form in the fan-shaped range, and the part of described liquid communication passage in this fan-shaped range is beeline channel.
6. liquid-heating unit according to claim 1, it is characterized in that: the edge of described deflector (2) is provided with the elasticity returning limit (24) that extends internally of circle, the edge of described tabular heater (1) embed described deflector (2) elasticity returning limit (24) thus within and form the edge between the described deflector (2) and be tightly connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920124213XU CN201439991U (en) | 2009-07-06 | 2009-07-06 | Liquid heating unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920124213XU CN201439991U (en) | 2009-07-06 | 2009-07-06 | Liquid heating unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201439991U true CN201439991U (en) | 2010-04-21 |
Family
ID=42544661
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200920124213XU Expired - Fee Related CN201439991U (en) | 2009-07-06 | 2009-07-06 | Liquid heating unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201439991U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011003267A1 (en) * | 2009-07-06 | 2011-01-13 | 宁波市万泓电器科技有限公司 | Liquid heating unit |
| CN115183461A (en) * | 2021-04-06 | 2022-10-14 | 芜湖美的厨卫电器制造有限公司 | Heating device and range hood |
-
2009
- 2009-07-06 CN CN200920124213XU patent/CN201439991U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011003267A1 (en) * | 2009-07-06 | 2011-01-13 | 宁波市万泓电器科技有限公司 | Liquid heating unit |
| CN115183461A (en) * | 2021-04-06 | 2022-10-14 | 芜湖美的厨卫电器制造有限公司 | Heating device and range hood |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100421 Termination date: 20160706 |