CN103604217A - Water outlet device of electric water heater - Google Patents
Water outlet device of electric water heater Download PDFInfo
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- CN103604217A CN103604217A CN201310625236.XA CN201310625236A CN103604217A CN 103604217 A CN103604217 A CN 103604217A CN 201310625236 A CN201310625236 A CN 201310625236A CN 103604217 A CN103604217 A CN 103604217A
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- conduction hole
- outlet pipe
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Abstract
The invention provides a water outlet device of an electric water heater. The water outlet device comprises a water outlet pipe extending from the bottom of a water tank of the electric water heater to the top of the water tank of the electric water heater. At least one flow guide hole is formed in the part, located on the lower portion of the water tank, of the water outlet pipe, and the water outlet pipe is provided with a temperature-controlled switching mechanism for controlling the flow area of the flow guide hole. According to the water outlet device of the electric water heater, the temperature-controlled switching mechanism is used for controlling the flow area of the flow guide hole automatically along with variation of temperature, therefore, the mixing ratio between low-temperature water and high-temperature water is controlled, the temperature of outlet water can be adjusted automatically along with variation of the temperature, and superheated water is prevented from flowing out from the water outlet pipe so that a user cannot be scalded. Meanwhile, water scale at the bottom of the water tank can be driven to be discharged from the bottom of the water outlet pipe, and the effect of removal of water scale in a container is achieved. In addition, compared with the prior art, the water outlet device of the electric water heater is simple in structure and low in cost.
Description
Technical field
The present invention relates to a kind of discharging device, especially a kind of electric heater discharging device of adjusting water outlet temperature automatically.
Background technology
At present, existing electric water heater outlet pipe is generally simple stainless steel or plastic material, and the delivery port that the hot water in water heater liner enters outlet pipe is positioned at inner bag top.From hot water out in courage, belong to high-temperature water, misoperation easily causes scald.Meanwhile, the row of existing electric heater dirt mode is all to open a hole in water heater bottom, with screw plug, block at ordinary times, when row's dirt by the special spanner plug of outwarding winding, the dirty function of the row of realization.But such structure can cause user initiatively not arrange dirt, needs professional to make house calls, user easily forgets row's dirt time, causes the water heater row's of can not get dirt for a long time, affects the result of use of water heater.
In addition, in the prior art, as the notification number Chinese invention patent that is CN201837072U, disclosing a kind of water heater outlet is electric heater and solar water heater, this outlet pipe comprises outer tube and the inner tube socket-connecting, rotatable and/or the socket of rotating of outer tube and inner tube, in outer tube and inner tube, correspondence offers conduction hole.By parts such as baffle plate and spring, bolts, coordinate outer tube and inner tube generation axially or are circumferentially moved, realize the degree of overlapping of adjusting conduction hole in outer tube and inner tube or the effect of adjusting conduction hole degree of overlapping by rotation outer tube and inner tube realization.But said structure, need the inside and outside quill of manual adjustments to or circumferential position, all can not realize conduction hole and change automatically and regulate with leaving water temperature, to reduce the temperature of water outlet, thoroughly avoid scalding.And said structure is comparatively complicated, cost is higher.
Summary of the invention
The object of this invention is to provide a kind of leaving water temperature of realizing and change adjusting automatically, the electric heater discharging device of thoroughly avoiding user to be scalded by high-temperature water outlet.
For achieving the above object, the present invention proposes a kind of electric heater discharging device, comprise the outlet pipe that extends to its top from described Water tank for electrical water heater bottom, be positioned on the described outlet pipe of described water tank bottom and offer at least one conduction hole, described outlet pipe is provided with temperature and raises and control the temperature detect switch (TDS) mechanism that described conduction hole circulation area increases progressively.
Electric heater discharging device as above, wherein, when water temperature in described Water tank for electrical water heater raises, conduction hole circulation area increases gradually until all open described conduction hole described in described temperature detect switch (TDS) mechanism controls; When water temperature in described Water tank for electrical water heater reduces, conduction hole circulation area reduces gradually until conduction hole described in Close All described in described temperature detect switch (TDS) mechanism controls.
Electric heater discharging device as above, wherein, described temperature detect switch (TDS) mechanism comprises the sleeve pipe socket-connecting with described outlet pipe, and described sleeve pipe has the different coefficients of expansion from described outlet pipe, and described sleeve pipe varies with temperature the described conduction hole of part or all of covering.
Electric heater discharging device as above, wherein, the material of described outlet pipe is any one in copper, copper alloy, aluminium, aluminium alloy, cast iron, stainless steel, pottery, glass; The material of described sleeve pipe is any one in memorial alloy, titanium alloy and plastics.
Electric heater discharging device as above, wherein, the material of described outlet pipe is any one in memorial alloy, titanium alloy plastics; The material of described sleeve pipe be copper, copper alloy, aluminium, aluminium alloy, cast iron, stainless steel, pottery, glass and in any one.
Electric heater discharging device as above, wherein, described conduction hole maximum flow area is 0.1～1 with the ratio of described outlet pipe circulation area.
Electric heater discharging device as above, wherein ，Shu temperature detect switch (TDS) mechanism is the thermometal sheet being arranged on described conduction hole port.
Electric heater discharging device as above, wherein, described temperature detect switch (TDS) mechanism comprises that one end is fixed on the temperature sensing spring on described outlet pipe, the other end of described temperature sensing spring is connected with the plugging structure corresponding to described conduction hole, and described plugging structure is under the temperature variant driving of described temperature sensing spring and partly or entirely cover described conduction hole.
Electric heater discharging device as above, wherein, described temperature detect switch (TDS) mechanism comprises the temperature expansion bag being arranged on described outlet pipe, described temperature expansion bag is connected with the plugging structure corresponding to described conduction hole, and described plugging structure is under the temperature variant driving of described temperature expansion bag and partly or entirely cover described conduction hole.
Electric heater discharging device as above, wherein, described water tank is horizontal water tank or vertical water tank.
Compared with prior art, the present invention has following characteristics and advantage:
1, the present invention adopts temperature detect switch (TDS) mechanism to vary with temperature automatic control conduction hole circulation area, thereby control the mixed proportion of water at low temperature and high-temperature water, realize and vary with temperature the function of automatic adjusting water outlet temperature, and then avoid superheated water to be flowed out by outlet pipe, to avoid user to be burned
2, the present invention drives the incrustation scale of water tank bottom to discharge from outlet pipe bottom by conduction hole, plays incrustation scale cleaning action in courage.
3, in addition, the present invention compared with prior art, simple in structure, and cost is lower.
Accompanying drawing explanation
Accompanying drawing described here is only for task of explanation, and is not intended to limit by any way scope disclosed by the invention.In addition, the shape of each parts in figure and proportional sizes etc. are only schematically, for helping the understanding of the present invention, are not shape and the proportional sizes that specifically limits each parts of the present invention.Those skilled in the art, under instruction of the present invention, can select various possible shapes and proportional sizes to implement the present invention as the case may be.
Figure 1A is the structural representation of electric heater discharging device of the present invention while using in horizontal water tank;
Figure 1B is the structural representation of electric heater discharging device of the present invention while using in vertical water tank;
Fig. 2 is the structural representation of electric heater discharging device embodiment mono-of the present invention;
Fig. 3 A is local structure for amplifying during conduction hole and perforate dislocation in Fig. 2 of the present invention;
Fig. 3 B is local structure for amplifying when conduction hole overlaps with perforate in Fig. 2 of the present invention;
Fig. 4 A is the main TV structure schematic diagram of electric heater discharging device embodiment bis-of the present invention;
Fig. 4 B is the side-looking structural representation of electric heater discharging device embodiment bis-of the present invention;
Fig. 5 A is the main TV structure schematic diagram of electric heater discharging device embodiment tri-of the present invention;
Fig. 5 B is the side-looking structural representation of electric heater discharging device embodiment tri-of the present invention;
Fig. 6 A is the main TV structure schematic diagram of electric heater discharging device embodiment tetra-of the present invention;
Fig. 6 B is the side-looking structural representation of electric heater discharging device embodiment tetra-of the present invention;
Fig. 7 A is the main TV structure schematic diagram of electric heater discharging device embodiment five of the present invention;
Fig. 7 B is the side-looking structural representation of electric heater discharging device embodiment five of the present invention.
Description of reference numerals:
100-water tank; 1-outlet pipe; 2-conduction hole; 3-sleeve pipe; 4-perforate; 5-thermometal sheet; 6-temperature sensing spring; 7-plugging structure; 8-perforate; 9-temperature expansion bag; 10-plugging structure.
The specific embodiment
With the description of the specific embodiment of the invention, can more be well understood to details of the present invention by reference to the accompanying drawings.But the specific embodiment of the present invention described here,, for explaining object of the present invention, is only limitation of the present invention and can not be understood as by any way.Under instruction of the present invention, technical staff can conceive based on possible distortion arbitrarily of the present invention, and these all should be regarded as belonging to scope of the present invention.
As shown in Figure 1A, Figure 1B, be respectively the structural representation of electric heater discharging device of the present invention while using in horizontal water tank and vertical water tank.As shown in the figure, electric heater discharging device of the present invention, comprises the outlet pipe 1 that extends to its top from Water tank for electrical water heater 100 bottoms, and outlet pipe 1 is tightly connected with the joint portion of water tank 100, to avoid leakage.Be positioned on the outlet pipe 1 of water tank 100 bottoms and offer conduction hole 2, the quantity of conduction hole 2 can arrange more than one, and the present invention is not restricted this.Outlet pipe 1 is provided with the temperature detect switch (TDS) mechanism that controls described conduction hole circulation area.Circulation area is that the reality of conduction hole is by the cross-sectional area of fluid.When the water temperature in Water tank for electrical water heater 100 raises, temperature detect switch (TDS) mechanism controls conduction hole 2 circulation areas increase gradually until all open conduction hole 2, the water at low temperature of water tank 100 bottoms is entered in outlet pipe 1, the water at low temperature entering in outlet pipe 1 is mixed with the high temperature water at water tank 100 tops that entered by outlet pipe 1 top, by outlet pipe 1 low side, flowed out again, thereby reduced leaving water temperature, avoided user to be scalded by high-temperature water outlet; The inlet of water at low temperature increases with conduction hole 2 circulation areas, until conduction hole 2 is all opened to maximum flow area.When the water temperature in Water tank for electrical water heater 100 reduces, temperature detect switch (TDS) mechanism controls conduction hole 2 circulation areas reduce gradually until Close All conduction hole 2, like this, can reduce gradually the mixed volume of outlet pipe 1 interior water at low temperature, increase the ratio of high-temperature water, thereby improved leaving water temperature, realized the automatic adjusting of leaving water temperature, improved user's use impression.In the present invention, outlet pipe 1 can be arranged on (as shown in Figure 1A) in horizontal water tank, also can be arranged on (as shown in Figure 1B) in vertical water tank.
Embodiment mono-:
As shown in Fig. 2, Fig. 3 A, Fig. 3 B, be the local structure for amplifying of conduction hole in the structural representation of electric heater discharging device embodiment mono-of the present invention and Fig. 2 with perforate dislocation and while overlapping.In the present embodiment, temperature detect switch (TDS) mechanism comprises the sleeve pipe 3 socket-connecting with outlet pipe 1, and sleeve pipe 3 has the different coefficients of expansion from outlet pipe 1, and sleeve pipe 3 varies with temperature part or all of covering conduction hole 2.
Further, as shown in Fig. 3 A, Fig. 3 B, on sleeve pipe 3, be provided with the perforate corresponding with conduction hole 24, because sleeve pipe 3 has different linear expansion coefficients from outlet pipe 1, rising or reduction along with water tank 100 interior water temperatures, outlet pipe 1 is different from the linear breathing amount of sleeve pipe 3, conduction hole 2 and the relative position of perforate 4 are changed, thereby perforate 4 and conduction hole 2 partly or entirely overlapped or interlaced, make the circulation area variation with temperature of conduction hole 2 and change, and then realizing the function of automatic adjusting water outlet temperature.
In the present embodiment, outlet pipe 1 can be metal material, can be also non-metallic material; Sleeve pipe 3 can be non-metallic material, can be also metal material.For example: the material of outlet pipe 1 is any one in copper, copper alloy, aluminium, aluminium alloy, cast iron, stainless steel, pottery, glass; The material of sleeve pipe 3 is any one in memorial alloy, titanium alloy and plastics.And for example: the material of outlet pipe 1 is any one in memorial alloy, titanium alloy plastics; The material of sleeve pipe 3 be copper, copper alloy, aluminium, aluminium alloy, cast iron, stainless steel, pottery, glass and in any one.But the present invention is also not limited to this to the material of outlet pipe 1 and sleeve pipe 3 employings, as long as can guarantee that outlet pipe 1 and sleeve pipe 3 have different linear expansion coefficients.The present invention only need select suitable material, conduction hole and position of opening according to experimental result, can realize the automatic adjusting of bottom water yield.
Further, conduction hole 2 maximum flow areas are 0.1～1 with the ratio of outlet pipe 1 circulation area, to guarantee that the maximum mixed proportion of hot and cold water meets instructions for use.
Embodiment bis-:
As shown in Fig. 4 A, Fig. 4 B, it is the structural representation of electric heater discharging device embodiment bis-of the present invention.In the present embodiment, temperature detect switch (TDS) mechanism is the thermometal sheet 5 being arranged on conduction hole 2 ports.Thermometal sheet 5 can change to contract with water temperature and rise, and with all or part of shutoff conduction hole 2 ports, thereby the circulation area of control conduction hole 2 regulates the low temperature water yield that enters outlet pipe 1 via conduction hole 2, reaches the function of automatic adjusting water outlet temperature.
Embodiment tri-:
As shown in Fig. 5 A, Fig. 5 B, the structural representation of electric heater discharging device embodiment tri-of the present invention.In the present embodiment, temperature detect switch (TDS) mechanism comprises that one end is fixed on the temperature sensing spring 6 on outlet pipe 1, the other end of temperature sensing spring 6 extends axially and is connected with the plugging structure 7 corresponding to conduction hole 2 along outlet pipe 1, the length of temperature sensing spring 6 varies with temperature and changes, make plugging structure 7 partly or entirely cover conduction hole 2, thereby control the circulation area of conduction hole 2, regulate the low temperature water yield that enters outlet pipe 1 via conduction hole 2, reach the function of automatic adjusting water outlet temperature.
Further, on plugging structure 7, to being positioned at conduction hole 2 places, be provided with perforate 8, when the length of temperature sensing spring 6 varies with temperature, perforate 8 changes with the relative position of conduction hole 2, thereby perforate 8 and conduction hole 2 partly or entirely overlapped or interlaced, cause the circulation area variation with temperature of conduction hole 2 and change, and then realizing the function of automatic adjusting water outlet temperature.
Embodiment tetra-:
As shown in Fig. 6 A, Fig. 6 B, the structural representation of electric heater discharging device embodiment tetra-of the present invention.In the present embodiment, temperature detect switch (TDS) mechanism comprises that one end is fixed on the temperature sensing spring 6 on outlet pipe 1, the other end of temperature sensing spring 6 radially extends and is connected with the plugging structure 7 corresponding to conduction hole 2 along outlet pipe 1, the length of temperature sensing spring 6 varies with temperature and changes, make plugging structure 7 partly or entirely cover conduction hole 2, thereby control the circulation area of conduction hole 2, regulate the low temperature water yield that enters outlet pipe 1 via conduction hole 2, reach the function of automatic adjusting water outlet temperature.
Embodiment five:
As shown in Figure 7 A, 7 B, the structural representation of electric heater discharging device embodiment five of the present invention.In the present embodiment, temperature detect switch (TDS) mechanism comprises that the temperature expansion bag 9(that is arranged on outlet pipe 1 is mainly by the methyl alcohol of liquid, glycerine or semisolid paraffin are filled and are formed), temperature expansion bag 9 is connected with the plugging structure 10 corresponding to conduction hole, the length of temperature expansion bag 9 varies with temperature and changes, make plugging structure 10 partly or entirely cover conduction hole 2, thereby control the circulation area of conduction hole 2, adjusting enters the low temperature water yield of outlet pipe 1 via conduction hole 2, reach the function of automatic adjusting water outlet temperature.
The present invention adopts temperature detect switch (TDS) mechanism to vary with temperature automatic control conduction hole circulation area, thereby control the mixed proportion of water at low temperature and high-temperature water, realization varies with temperature the function of automatic adjusting water outlet temperature, and then avoid superheated water to be flowed out by outlet pipe, to avoid user to be burned, can drive the incrustation scale of water tank bottom to discharge from outlet pipe bottom, play incrustation scale cleaning action in courage simultaneously.In addition, the present invention compared with prior art, simple in structure, and cost is lower.
Detailed explanation for the respective embodiments described above, its object is only the present invention to make an explanation, so that can understand better the present invention, but, it is limitation of the present invention that these descriptions can not be construed to any reason, particularly, each feature of describing in different embodiments also can be combined mutually, thereby form other embodiments, except there being clearly contrary description, these features should be understood to can be applied in any one embodiment, and are also not only confined to described embodiment.
Claims (10)
1. an electric heater discharging device, comprise the outlet pipe that extends to its top from described Water tank for electrical water heater bottom, it is characterized in that, be positioned on the described outlet pipe of described water tank bottom and offer at least one conduction hole, described outlet pipe is provided with temperature and raises and control the temperature detect switch (TDS) mechanism that described conduction hole circulation area increases progressively.
2. electric heater discharging device as claimed in claim 1, is characterized in that, when water temperature in described Water tank for electrical water heater raises, conduction hole circulation area increases gradually until all open described conduction hole described in described temperature detect switch (TDS) mechanism controls; When water temperature in described Water tank for electrical water heater reduces, conduction hole circulation area reduces gradually until conduction hole described in Close All described in described temperature detect switch (TDS) mechanism controls.
3. electric heater discharging device as claimed in claim 1 or 2, it is characterized in that, described temperature detect switch (TDS) mechanism comprises the sleeve pipe socket-connecting with described outlet pipe, and described sleeve pipe has the different coefficients of expansion from described outlet pipe, described sleeve pipe varies with temperature the described conduction hole of part or all of covering.
4. electric heater discharging device as claimed in claim 3, is characterized in that, the material of described outlet pipe is any one in copper, copper alloy, aluminium, aluminium alloy, cast iron, stainless steel, pottery, glass; The material of described sleeve pipe is any one in memorial alloy, titanium alloy and plastics.
5. electric heater discharging device as claimed in claim 3, is characterized in that, the material of described outlet pipe is any one in memorial alloy, titanium alloy plastics; The material of described sleeve pipe be copper, copper alloy, aluminium, aluminium alloy, cast iron, stainless steel, pottery, glass and in any one.
6. electric heater discharging device as claimed in claim 1 or 2, is characterized in that, described conduction hole maximum flow area is 0.1～1 with the ratio of described outlet pipe circulation area.
7. electric heater discharging device as claimed in claim 1, is characterized in that, described temperature detect switch (TDS) mechanism is the thermometal sheet being arranged on described conduction hole port.
8. electric heater discharging device as claimed in claim 1 or 2, it is characterized in that, described temperature detect switch (TDS) mechanism comprises that one end is fixed on the temperature sensing spring on described outlet pipe, the other end of described temperature sensing spring is connected with the plugging structure corresponding to described conduction hole, and described plugging structure is under the temperature variant driving of described temperature sensing spring and partly or entirely cover described conduction hole.
9. electric heater discharging device as claimed in claim 1, it is characterized in that, described temperature detect switch (TDS) mechanism comprises the temperature expansion bag being arranged on described outlet pipe, described temperature expansion bag is connected with the plugging structure corresponding to described conduction hole, and described plugging structure is under the temperature variant driving of described temperature expansion bag and partly or entirely cover described conduction hole.
10. electric heater discharging device as claimed in claim 1, is characterized in that, described water tank is horizontal water tank or vertical water tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310625236.XA CN103604217A (en) | 2013-11-29 | 2013-11-29 | Water outlet device of electric water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310625236.XA CN103604217A (en) | 2013-11-29 | 2013-11-29 | Water outlet device of electric water heater |
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| CN103604217A true CN103604217A (en) | 2014-02-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310625236.XA Pending CN103604217A (en) | 2013-11-29 | 2013-11-29 | Water outlet device of electric water heater |
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| CN (1) | CN103604217A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104006537A (en) * | 2014-04-28 | 2014-08-27 | 罗灵东 | Automatic-discharge type heat storage water tank |
| CN109556284A (en) * | 2018-12-03 | 2019-04-02 | 广东万家乐燃气具有限公司 | A kind of electric heater and its hot water delivery rate improvement method of high hot water delivery rate |
| CN110926028A (en) * | 2019-10-30 | 2020-03-27 | 青岛经济技术开发区海尔热水器有限公司 | Steady flow subassembly, insulating part and water heater |
| CN111043764A (en) * | 2019-12-16 | 2020-04-21 | 江苏启景环保技术有限公司 | Seamless inner container for water heater and water heater with seamless inner container |
| CN109556284B (en) * | 2018-12-03 | 2024-05-03 | 广东万家乐燃气具有限公司 | Electric water heater with high hot water output rate and hot water output rate improving method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110926028A (en) * | 2019-10-30 | 2020-03-27 | 青岛经济技术开发区海尔热水器有限公司 | Steady flow subassembly, insulating part and water heater |
| CN111043764A (en) * | 2019-12-16 | 2020-04-21 | 江苏启景环保技术有限公司 | Seamless inner container for water heater and water heater with seamless inner container |
| CN111043764B (en) * | 2019-12-16 | 2021-09-14 | 山东宝昇电器设备有限公司 | Seamless inner container for water heater and water heater with seamless inner container |
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Application publication date: 20140226 |