CN204467997U - The drive unit of dishwasher blower and dish-washing machine - Google Patents
The drive unit of dishwasher blower and dish-washing machine Download PDFInfo
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- CN204467997U CN204467997U CN201520135090.5U CN201520135090U CN204467997U CN 204467997 U CN204467997 U CN 204467997U CN 201520135090 U CN201520135090 U CN 201520135090U CN 204467997 U CN204467997 U CN 204467997U
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Abstract
The utility model is applicable to dish-washing machine field, disclose drive unit and the dish-washing machine of dishwasher blower, wherein, the drive unit of dishwasher blower comprises the semiconductor temperature difference power supply be arranged on internal cavity of bowl washer outer wall and the connection wire be electrically connected between dishwasher blower and semiconductor temperature difference power supply, semiconductor temperature difference power supply comprises hot junction insulating trip that is close and heat transfer connection inner bladder outer wall, convex be exposed to dish-washing machine outer and and the cold junction insulating trip of contacting external air and the semiconductor component be located between hot junction insulating trip and cold junction insulating trip, semiconductor component is electrically connected and connects wire.The utility model, utilize the temperature difference of inner bladder outer wall and outside air to produce electric energy on semiconductor component and make this electric energy for driving fan operation, like this, the electric energy that operation due to blower fan just make use of the generation of semiconductor temperature difference power supply drives, and do not need civil power electrical energy drive, therefore, make dish-washing machine not need consume electric power at drying stage, be beneficial to the Energy Conservation of dish-washing machine.
Description
Technical field
The utility model belongs to dish-washing machine field, the drive unit particularly relating to a kind of dishwasher blower and the dish-washing machine adopting this drive unit to make.
Background technology
The course of work of dish-washing machine comprises washing stage and drying stage, and because drying stage is in the final stage of dishwasher into operation process, therefore the drying property of dish-washing machine directly affects the satisfaction of user to product.In order to promote drying efficiency and the drying effect of dish-washing machine, be all generally adopt the parts such as blower fan to be derived outside inner bag by the hot and humid gas in washing inner chamber at drying stage.
But in prior art, the electric energy needed for dishwasher blower runs generally all is supplied by mains supply, like this, makes dish-washing machine also need to expend more electric energy at drying stage, is unfavorable for the Energy Conservation of dish-washing machine.
Utility model content
The purpose of this utility model is to overcome above-mentioned the deficiencies in the prior art, provides drive unit and the dish-washing machine of dishwasher blower, which solves existing dish-washing machine expends more electric energy technical problem at drying stage.
For achieving the above object, the technical solution adopted in the utility model is: the drive unit of dishwasher blower, comprise the semiconductor temperature difference power supply be arranged on internal cavity of bowl washer outer wall and the connection wire be electrically connected between dishwasher blower and described semiconductor temperature difference power supply, described semiconductor temperature difference power supply comprises close also heat transfer and connects the hot junction insulating trip of described inner bladder outer wall, convex be exposed to dish-washing machine outer and and the cold junction insulating trip of contacting external air and the semiconductor component be located between described hot junction insulating trip and described cold junction insulating trip, described semiconductor component is electrically connected described connection wire.
Preferably, the drive unit of above-mentioned dishwasher blower also comprises the elastic heat conducting insulating barrier being coated with and being located between described hot junction insulating trip and described inner bladder outer wall.
Preferably, described semiconductor temperature difference power supply also comprise at least two for brace inner bladder outer wall being connected lug and connecting.
Preferably, the drive unit of above-mentioned dishwasher blower also comprises for being fastenedly connected described brace and the described securing member being connected lug.
Particularly, described semiconductor component comprises several P-type semiconductors, several N-type semiconductors and several electric-conductors, each described P-type semiconductor and described N-type semiconductor alternate intervals are arranged between described hot junction insulating trip and described cold junction insulating trip, each described electric-conductor respectively interval to be located on described hot junction insulating trip and described cold junction insulating trip and to be connected in series each described P-type semiconductor and described N-type semiconductor, described connection wire electrical connection be positioned at insulating trip two ends, described hot junction two described on electric-conductor.
Preferably, described electric-conductor is conducting resinl or metallic conductor, the two ends of each described P-type semiconductor are fastenedly connected described hot junction insulating trip and described cold junction insulating trip respectively by each described electric-conductor, and the two ends of each described N-type semiconductor are fastenedly connected described hot junction insulating trip and described cold junction insulating trip respectively by each described electric-conductor.
Preferably, the drive unit of above-mentioned dishwasher blower also comprises the voltage stabilizing Control Component be located between described semiconductor component and described blower fan.
The drive unit of the dishwasher blower that the utility model provides, by arranging semiconductor temperature difference power supply on the outer wall of internal cavity of bowl washer, the outer wall of the hot junction insulating trip of semiconductor temperature difference power supply near inner bag is arranged, be exposed to convex for the cold junction insulating trip of semiconductor temperature difference power supply outside dish-washing machine, thus the temperature difference of inner bladder outer wall and outside air can be utilized on semiconductor component to produce electric energy; Meanwhile, it carries out electric connection semiconductor temperature difference power supply and blower fan by connecting wire, and then the electric energy that semiconductor temperature difference power supply produces can be made to can be used for driving fan operation.The electric energy that operation due to blower fan just make use of the generation of semiconductor temperature difference power supply drives, and do not need civil power electrical energy drive, therefore, it is under the prerequisite effectively ensureing dish-washing machine drying efficiency and drying effect, can dish-washing machine be made further not need consume electric power at drying stage, thus the Energy Conservation that can be dish-washing machine provide a kind of new solution.Simultaneously, because semiconductor temperature difference power supply is a kind of all solid state Conversion of Energy TRT utilizing the temperature difference to be directly electric energy by thermal energy, therefore, it is in the course of the work without the need to any chemical reaction and without the need to producing any mechanical movement, and then be beneficial to low noise, the environmental protection development of dish-washing machine, and be beneficial to the service life ensureing dish-washing machine.
Further, the utility model additionally provides dish-washing machine, it comprises the inner bag with washing inner chamber, cover at the shell outside described inner bag, rotation covers the gate being located at described inner bag side and the blower fan be located between described inner bag and described shell, described blower fan has the ventilating opening with described washing inner space, and described blower fan adopts the drive unit of above-mentioned dishwasher blower to carry out driving and runs.
Preferably, described semiconductor temperature difference power supply be arranged at described inner bag back on the rear wall of described gate.
Preferably, described cold junction insulating trip is arranged as the rear plate back to described gate of described shell.
The dish-washing machine that the utility model provides, because the drive unit that have employed above-mentioned dishwasher blower carries out the operation driving blower fan, therefore, save the electric energy that dish-washing machine expends in the course of the work, improve the combination property of dish-washing machine, and then be beneficial to the raising competitiveness of product in market.
Accompanying drawing explanation
Fig. 1 is the structural representation after shell removed by the dish-washing machine that provides of the utility model embodiment;
Fig. 2 is the utility model embodiment semiconductor temperature difference power supply provided and structural representation being connected wire;
Fig. 3 is the driving principle schematic diagram of the dishwasher blower that the utility model embodiment provides;
Fig. 4 is the principle schematic of the semiconductor temperature difference power supply generation electric energy that the utility model embodiment provides.
Detailed description of the invention
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
It should be noted that, when element is called as on " being fixed on " or " being arranged at " another element, it can directly on another element or may there is centering elements simultaneously.When an element is known as " connection " another element, it can be directly connect another element or may there is centering elements simultaneously.
Also it should be noted that, the orientation term such as left and right, upper and lower, the top in the utility model embodiment, end, is only relative concept or be reference with the normal operating condition of product each other, and should not be regarded as have restrictive.
As shown in Figure 1 and Figure 4, the drive unit of the dishwasher blower that the utility model embodiment provides, comprise the semiconductor temperature difference power supply 2 be arranged on internal cavity of bowl washer 1 outer wall and the connection wire 4 be electrically connected between dishwasher blower 3 and semiconductor temperature difference power supply 2, semiconductor temperature difference power supply 2 comprise near and heat transfer connect inner bag 1 outer wall hot junction insulating trip 21, convex be exposed to dish-washing machine outer and and the cold junction insulating trip 22 of contacting external air and the semiconductor component 23 be located between hot junction insulating trip 21 and cold junction insulating trip 22, semiconductor component 23 is electrically connected and connects wire 4.The utility model embodiment, by the outer wall of the hot junction insulating trip 21 of semiconductor temperature difference power supply 2 near inner bag 1 is arranged and makes hot junction insulating trip 21 be connected with the outer wall heat transfer of inner bag 1, be exposed to convex for the cold junction insulating trip 22 of semiconductor temperature difference power supply 2 outside dish-washing machine to make itself and contacting external air, the semiconductor component 23 of semiconductor temperature difference power supply 2 is connected wire 4 by one and carries out electric connection dishwasher blower 3, and then the temperature difference of inner bag 1 outer wall and outside air can be utilized on semiconductor component 23 to produce electric energy and drive blower fan 3 to run.The electric energy that operation due to blower fan 3 just make use of semiconductor temperature difference power supply 2 generation drives, and do not need civil power electrical energy drive, therefore, it is under the prerequisite effectively ensureing dish-washing machine drying efficiency and drying effect, dish-washing machine can be made further not need to expend civil power electric energy at drying stage, thus the Energy Conservation that can be dish-washing machine provide a kind of new solution.Simultaneously, because semiconductor temperature difference power supply 2 is a kind of all solid state Conversion of Energy TRTs utilizing the temperature difference to be directly electric energy by thermal energy, therefore, it is in the course of the work without the need to any chemical reaction and without the need to producing any mechanical movement, and then be beneficial to low noise, the environmental protection development of dish-washing machine, and be beneficial to the service life ensureing dish-washing machine.
Particularly, semiconductor temperature difference power supply 2 is semi-conductor cells that one utilizes Seebeck (Seebeck) effect and makes.Seebeck effect refers to temperature contrast due to two kinds of different electric conductors or semiconductor and causes the pyroelectric phenomena of the electrical potential difference Δ V between two kinds of materials, like this, for in the open circuit be made up of two kinds of different semiconductors, if there is temperature difference in two of semiconductor nodes, then two node places of this two semiconductor will form electrical potential difference Δ V, thus make will produce electromotive force in open circuit, the electromotive force produced by Seebeck effect is thermoelectromotive force.
Particularly, dish-washing machine is in drying stage, inner bag 1 also remained in the washing stage waste heat (in the washing stage, washings can be heated to higher temperature) be passed on it, like this, make the temperature of inner bag 1 outer wall in drying stage still higher (about 50 DEG C ~ 60 DEG C), thus the temperature of inner bag 1 outer wall and room temperature (temperature of outside air) are had an appointment the temperature difference of 20 DEG C ~ 30 DEG C.The utility model embodiment, the temperature difference taking full advantage of inner bag 1 outer wall and outside air produces electric energy, carries out driving blower fan 3 and runs, and like this, makes dish-washing machine not need consume electric power at drying stage, is beneficial to the Energy Conservation of dish-washing machine.
Preferably, hot junction insulating trip 21 and cold junction insulating trip 22 all adopt the material that insulating properties are good, heat conductivility is good to make, as pottery etc.
Preferably, elastic heat conducting insulating barrier (not shown) is also coated with between hot junction insulating trip 21 and the rear wall of inner bag 1, elastic heat conducting insulating barrier preferably adopts heat-conducting silicone grease to make, like this, by the setting of elastic heat conducting insulating barrier, the heat transfer effect fully ensured between inner bag 1 and hot junction insulating trip 21 can be beneficial on the one hand, be beneficial to the absorbing noise reduction effect improving dish-washing machine on the other hand.Of course, in embody rule, elastic heat conducting insulating barrier also can adopt heat conductive silica gel to make.
Preferably, as depicted in figs. 1 and 2, semiconductor temperature difference power supply 2 is also provided with at least two braces 24, the rear wall of inner bag 1 is provided with quantity and that respectively with each brace 24 contraposition arrange connection lug 6 identical with brace 24 quantity, each brace 24 is fastenedly connected with each lug 6 that is connected respectively, to realize the installation of semiconductor temperature difference power supply 2 on inner bag 1 rear wall.The present embodiment, realize semiconductor temperature difference power supply 2 on inner bag 1 outer wall by brace 24 and the connection being connected lug 6, its structure is simple, reliably fastening.
Preferably, each brace 24 is fastenedly connected each connection lug 6 respectively by securing member (not shown), and securing member specifically can be screw or rivet or latch etc.Adopt securing member be fastenedly connected brace 24 and be connected lug 6, it is easy for installation, reliably fastening, is beneficial to the solid and reliable property ensureing that semiconductor temperature difference power supply 2 is installed.
Particularly, connecting lug 6 is installed on inner bag 1 by screw connection or rivet interlacement mode, connection lug 6 is specially the flat member roughly in " several " font, they two L shape lateral pieces comprising middle lamellar body and be symmetrically set in middle lamellar body both sides, middle lamellar body is used for being fastenedly connected with brace 24, and two L shape lateral pieces are used for being fastenedly connected with inner bag 1.Connection lug 6 is set to flat member, and its structure is simple, and makes to connect lug 6 Sheet Metal Forming Technology can be adopted to make, and it is easily manufactured, be suitable for producing in enormous quantities and manufacture.
Particularly, as depicted in figs. 1 and 2, semiconductor component 23 has several P-type semiconductors 231, several N-type semiconductor 232 and several electric-conductors 233, each P-type semiconductor 231 and N-type semiconductor 232 alternate intervals are arranged between hot junction insulating trip 21 and cold junction insulating trip 22, each electric-conductor 233 to be located on hot junction insulating trip 21 and cold junction insulating trip 22 and to be connected in series each P-type semiconductor 231 and N-type semiconductor 232 in interval respectively, the electrical connection of connection wire 4 is positioned on two electric-conductors 233 at hot junction insulating trip 21 two ends, like this, each P-type semiconductor 231 can be made, each N-type semiconductor 232, each electric-conductor 233, connection wire 4 and blower fan 3 are connected in series formation one current loop, thus the electric energy that semiconductor temperature difference power supply 2 is produced by converting heat can be delivered on blower fan 3.In embody rule, according to the difference of P-type semiconductor 231 and N-type semiconductor 232 magnitude setting, by some, P-type semiconductor 231 and N-type semiconductor 232 are coupled together, can be made into the electricity generation module of different size, parameter.
Preferably, as depicted in figs. 1 and 2, electric-conductor 233 is set to conducting resinl or metallic conductor, the two ends of each P-type semiconductor 231 are fastenedly connected hot junction insulating trip 21 and cold junction insulating trip 22 respectively by each electric-conductor 233, and the two ends of each N-type semiconductor 232 are fastenedly connected hot junction insulating trip 21 and cold junction insulating trip 22 respectively by each electric-conductor 233.As a better embodiment of the utility model embodiment, electric-conductor 233 adopts high temperature resistant with resistance to low temperature all preferably conducting resinl, the two ends of each P-type semiconductor 231 are respectively by each conductive adhesive hot junction insulating trip 21 and cold junction insulating trip 22, and the two ends of each N-type semiconductor 232 are respectively by each conductive adhesive hot junction insulating trip 21 and cold junction insulating trip 22.Conducting resinl electric conductivity is good, is beneficial to the conductive effect ensureing semiconductor component 23.And conducting resinl has good viscosity, P-type semiconductor 231 and N-type semiconductor 232 can be bonded and fixed between hot junction insulating trip 21 and cold junction insulating trip 22 by it, like this, it is under guarantee semiconductor component 23 has the prerequisite of excellent conductive performance, P-type semiconductor 231 and N-type semiconductor 232 can be avoided to need extra limiting component to carry out fixing phenomenon is installed, thus simplify the structure of semiconductor component 23 and save the cost of semiconductor component 23.Of course, in embody rule, electric-conductor 233 also can adopt electric conductivity preferably metallic conductor, as aluminium flake or copper sheet etc.
Preferably, as shown in figures 1 and 3, between semiconductor component 23 and blower fan 3, also be provided with the input voltage of a voltage stabilizing Control Component 5 for regulation and control blower fan 3, like this, the input voltage of blower fan 3 can be made more stable, thus be beneficial to the stability ensureing that blower fan 3 runs.Voltage stabilizing Control Component 5 specifically can comprise voltage stabilizing circuit module and control circuit module.
Further, as shown in Figure 1, the utility model embodiment still provides dish-washing machine, and it comprises the inner bag 1 with washing inner chamber and the blower fan 3 be located at outside inner bag 1, blower fan 3 has the ventilating opening with washing inner space, and blower fan 3 adopts the driving method of above-mentioned dishwasher blower to carry out driving and runs.The dish-washing machine that the utility model embodiment provides, because the driving method that have employed above-mentioned dishwasher blower carries out the operation driving blower fan 3, therefore, save the electric energy that dish-washing machine expends in the course of the work, improve the combination property of dish-washing machine, and then be beneficial to the raising competitiveness of product in market.
Particularly, as shown in Figure 3, the carrier pipe 33 that blower fan 3 comprises direct current generator 31, is installed on the fan body 32 on direct current generator 31 output shaft and is connected between fan body 32 and inner bag 1, ventilating opening is located at the end near inner bag 1 of carrier pipe 33.Direct current generator 31 is electrically connected voltage stabilizing Control Component 5, the impeller 322 that fan body 32 specifically comprises Fan casing 321 and is located in Fan casing 321.
As shown in Figure 1, the dish-washing machine that the utility model embodiment provides, also comprise shell (not shown), base 7 and gate 8 etc., inner bag 1 is for having the rectangular housing of a side opening, jacket is located at outside inner bag 1, base 7 is located at the below of inner bag 1 and shell, and gate 8 rotatably covers the opening part being located at inner bag 1.
Preferably, as shown in Figure 1, semiconductor temperature difference power supply 2 is arranged at inner bag 1 back on the rear wall of dish-washing machine gate 8, like this, be beneficial to the layout optimizing dish washer interior parts, thus be beneficial to and prevent semiconductor temperature difference power supply 2 from producing interference with other internal part (carrier pipe 33 etc. as blower fan 3) of dish-washing machine.
Preferably, using the rear plate back to gate of cold junction insulating trip 22 as dish-washing machine shell (not shown), shell is that inverted u-shaped covers at outside inner bag 1, namely shell and cold junction insulating trip 22 enclose the protection skin being formed and be located on inner bag 1 periphery jointly, thus make dish-washing machine shell not to need arrange rear plate, simplify the structure of dish-washing machine, like this, save the material usage of shell on the one hand, reduce the cost of dish-washing machine; Be beneficial on the other hand and ensure fully contacting of cold junction insulating trip 22 and outside air, thus be beneficial to the heat exchange fully ensureing cold junction insulating trip 22 and outside air.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all do within spirit of the present utility model and principle any amendment, equivalent to replace or improvement etc., all should be included within protection domain of the present utility model.
Claims (10)
1. the drive unit of dishwasher blower, it is characterized in that: comprise the semiconductor temperature difference power supply be arranged on internal cavity of bowl washer outer wall and the connection wire be electrically connected between dishwasher blower and described semiconductor temperature difference power supply, described semiconductor temperature difference power supply comprise near and heat transfer connect described inner bladder outer wall hot junction insulating trip, convex be exposed to dish-washing machine outer and and the cold junction insulating trip of contacting external air and the semiconductor component be located between described hot junction insulating trip and described cold junction insulating trip, described semiconductor component is electrically connected described connection wire.
2. the drive unit of dishwasher blower as claimed in claim 1, is characterized in that: also comprise the elastic heat conducting insulating barrier being coated with and being located between described hot junction insulating trip and described inner bladder outer wall.
3. the drive unit of dishwasher blower as claimed in claim 1 or 2, is characterized in that: described semiconductor temperature difference power supply also comprise at least two for brace inner bladder outer wall being connected lug and connecting.
4. the drive unit of dishwasher blower as claimed in claim 3, is characterized in that: also comprise for being fastenedly connected described brace and the described securing member being connected lug.
5. the drive unit of dishwasher blower as claimed in claim 1 or 2, it is characterized in that: described semiconductor component comprises several P-type semiconductors, several N-type semiconductors and several electric-conductors, each described P-type semiconductor and described N-type semiconductor alternate intervals are arranged between described hot junction insulating trip and described cold junction insulating trip, each described electric-conductor respectively interval to be located on described hot junction insulating trip and described cold junction insulating trip and to be connected in series each described P-type semiconductor and described N-type semiconductor, the electrical connection of described connection wire be positioned at insulating trip two ends, described hot junction two described on electric-conductor.
6. the drive unit of dishwasher blower as claimed in claim 5, it is characterized in that: described electric-conductor is conducting resinl or metallic conductor, the two ends of each described P-type semiconductor are fastenedly connected described hot junction insulating trip and described cold junction insulating trip respectively by each described electric-conductor, and the two ends of each described N-type semiconductor are fastenedly connected described hot junction insulating trip and described cold junction insulating trip respectively by each described electric-conductor.
7. the drive unit of dishwasher blower as claimed in claim 1 or 2, is characterized in that: also comprise the voltage stabilizing Control Component be located between described semiconductor component and described blower fan.
8. dish-washing machine, comprise the inner bag with washing inner chamber, cover at the shell outside described inner bag, rotation covers the gate being located at described inner bag side and the blower fan be located between described inner bag and described shell, described blower fan has the ventilating opening with described washing inner space, it is characterized in that: described blower fan adopts the drive unit of the dishwasher blower as described in any one of claim 1 to 7 to carry out driving and runs.
9. dish-washing machine as claimed in claim 8, is characterized in that: described semiconductor temperature difference power supply be arranged at described inner bag back on the rear wall of described gate.
10. dish-washing machine as claimed in claim 9, is characterized in that: described cold junction insulating trip is arranged as the rear plate back to described gate of described shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520135090.5U CN204467997U (en) | 2015-03-10 | 2015-03-10 | The drive unit of dishwasher blower and dish-washing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520135090.5U CN204467997U (en) | 2015-03-10 | 2015-03-10 | The drive unit of dishwasher blower and dish-washing machine |
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| CN204467997U true CN204467997U (en) | 2015-07-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520135090.5U Active CN204467997U (en) | 2015-03-10 | 2015-03-10 | The drive unit of dishwasher blower and dish-washing machine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107334438A (en) * | 2017-03-16 | 2017-11-10 | 宁波方太厨具有限公司 | Cleaning machine with child's lock |
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2015
- 2015-03-10 CN CN201520135090.5U patent/CN204467997U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107334438A (en) * | 2017-03-16 | 2017-11-10 | 宁波方太厨具有限公司 | Cleaning machine with child's lock |
| CN107334438B (en) * | 2017-03-16 | 2023-09-15 | 宁波方太厨具有限公司 | Cleaning machine with child lock |
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Effective date of registration: 20221222 Address after: 241000 west side of 3 / F, No.5 office building, new energy and new materials gathering area, Fuzhou Road, Jiangbei District, Wuhu City, Anhui Province Patentee after: Wuhu Midea intelligent kitchen electricity Manufacturing Co.,Ltd. Address before: 528311 Beijiao Town Industrial Park, Shunde District, Foshan City, Guangdong Province Patentee before: FOSHAN SHUNDE MIDEA WASHING APPLIANCES MANUFACTURING Co.,Ltd. |