CN210941398U - Charging pile and heating, heat dissipation and heat recovery device thereof - Google Patents
Charging pile and heating, heat dissipation and heat recovery device thereof Download PDFInfo
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- CN210941398U CN210941398U CN201921473628.8U CN201921473628U CN210941398U CN 210941398 U CN210941398 U CN 210941398U CN 201921473628 U CN201921473628 U CN 201921473628U CN 210941398 U CN210941398 U CN 210941398U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/12—Electric charging stations
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Abstract
The utility model provides a fill electric pile and heating heat dissipation and heat reclamation device thereof, the device includes: the opening at one end of the heat conduction cavity is arranged corresponding to the working module of the charging pile; the thermoelectric device comprises a heat conduction cavity, at least one first thermoelectric device arranged on the heat conduction cavity, and a plurality of thermoelectric devices arranged in the heat conduction cavity, wherein two ends of each first thermoelectric device are respectively arranged inside and outside the heat conduction cavity; the battery, the battery links to each other with every first thermoelectric device, and wherein, first thermoelectric device converts the heat energy conversion of heat conduction cavity into the electric energy in order to charge the battery, perhaps, the battery is the power supply of first thermoelectric device in order to accelerate the heat dissipation of heat conduction cavity or heat the heat conduction cavity through heating through the refrigeration. The utility model discloses not only can make the components and parts that fill in the electric pile work under the temperature of preferred to the guarantee fills stability, the efficiency of electric pile operation, improves the life-span and the security of filling electric pile, can realize energy recovery moreover, thereby improves energy utilization rate, reduce cost.
Description
Technical Field
The utility model relates to a fill electric pile technical field, concretely relates to fill electric pile's heating heat dissipation and heat recovery device and one kind and fill electric pile.
Background
Fill electric pile and have direct current fill soon, exchange and fill two kinds slowly, for improving the user experience of charging, shorten charge time, fill electric pile and adopt high voltage mostly, the fast mode of filling of heavy current, fill elements such as inductance module, power module in electric pile under this mode and can produce a large amount of heats.
The current heat dissipation mode mainly has natural cooling, forced air cooling, liquid cooling, air conditioner, is subject to factors such as volume, cost, reliability, fills electric pile most adoption at present and is forced air cooling mode. At present, the heat dissipation mode of forced air cooling is to lead out the heat to the periphery, and the heat is not recycled. Statistics shows that the direct current charging pile generally has 95% of energy utilization rate, 5% of energy is discharged in the form of waste heat, and the discharge of waste heat can further cause temperature rise, accelerates the aging of components and parts, and causes potential safety hazards.
SUMMERY OF THE UTILITY MODEL
The utility model provides a solve above-mentioned technical problem, provide a fill electric pile and heating heat dissipation and heat reclamation device thereof, not only can make to fill the components and parts of electric pile and work under the temperature of preferred to the guarantee fills stability, the efficiency of electric pile operation, improves the life-span and the security of filling electric pile, can realize energy recovery moreover, thereby improves energy utilization rate, reduce cost.
The utility model adopts the technical scheme as follows:
a heating heat dissipation and heat recovery device of a charging pile, comprising: an opening at one end of the heat conduction cavity is arranged corresponding to the working module of the charging pile; the thermoelectric device comprises a heat conduction cavity, at least one first thermoelectric device and at least one second thermoelectric device, wherein the at least one first thermoelectric device is arranged on the heat conduction cavity; the battery, the battery with every first thermoelectric device links to each other, wherein, first thermoelectric device will heat conduction cavity's heat energy conversion is in order right the battery charges, perhaps, the battery does first thermoelectric device supplies power in order to accelerate through the refrigeration heat conduction cavity's heat dissipation or right through heating heat conduction cavity heats.
Fill electric pile's heating heat dissipation and heat reclamation device still include: set up in second thermoelectric device on the work module, second thermoelectric device with the battery links to each other, wherein, second thermoelectric device will work module's heat energy conversion is in order right the battery charges, perhaps, the battery does second thermoelectric device supplies power in order to accelerate through the refrigeration work module's heat dissipation or through heating right work module heats.
One end of the first thermoelectric device arranged in the heat conduction cavity is attached to the inner surface of the heat conduction cavity, and a heat insulation material is filled between one end of the first thermoelectric device arranged outside the heat conduction cavity and the outer surface of the heat conduction cavity.
Fill electric pile's heating heat dissipation and heat reclamation device still include: the memory alloy power generation module is arranged in the heat conduction cavity and is connected with the battery, and the memory alloy power generation module deforms according to the temperature change in the heat conduction cavity and converts the deformed mechanical energy into electric energy to charge the battery.
The heat conduction cavity is cylindrical.
The heat conduction cavity is established ties by the sub-cavity of a plurality of tube-shapes and constitutes, every all set up at least one on the sub-cavity first thermoelectric device, every all be provided with in the sub-cavity memory alloy power module.
A charging pile comprises a heating heat dissipation device and a heat recovery device of the charging pile.
The utility model has the advantages that:
the utility model discloses a corresponding work module that fills electric pile sets up the heat conduction cavity, and set up thermoelectric device on the heat conduction cavity, and be connected to the battery with thermoelectric device, can enough convert the heat energy of heat conduction cavity into the electric energy in order to charge to the battery, can be again for the heat dissipation of thermoelectric device power supply in order to accelerate the heat conduction cavity through refrigeration, can also heat the heat conduction cavity through heating for the power supply of first thermoelectric device, therefore, not only can make the components and parts that fill in the electric pile work under the temperature of preferred, thereby the guarantee fills the stability of electric pile operation, efficiency, the life-span and the security of electric pile are filled in the improvement, and can realize energy recovery, thereby improve energy utilization rate, and the cost is reduced.
Drawings
Fig. 1 is a schematic structural diagram of a heating, heat dissipation and heat recovery device for a charging pile according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a heating, heat dissipation and heat recovery device of a charging pile according to a second aspect of the present invention;
fig. 3 is a schematic structural diagram of a heating, heat dissipation and heat recovery device of a charging pile according to an embodiment of the third aspect of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1, the device for heating, dissipating heat and recovering heat of charging pile according to the embodiment of the present invention includes a heat conducting cavity 10, at least one first thermoelectric device 20 (4 are taken as an example in fig. 1) disposed on the heat conducting cavity 10, and a battery 30. Wherein, an opening at one end of the heat conduction cavity 10 is arranged corresponding to the working module of the charging pile; two ends of each first thermoelectric device 20 are respectively arranged inside and outside the heat conducting cavity 10; the battery 30 is connected to each of the first thermoelectric devices 20, wherein the first thermoelectric devices 20 convert the heat energy of the heat conductive chamber 10 into electric energy to charge the battery 30, or the battery 30 supplies power to the first thermoelectric devices 20 to accelerate the heat dissipation of the heat conductive chamber 10 by cooling or heat the heat conductive chamber 10 by heating.
Further, as shown in fig. 2, the utility model discloses fill electric pile's heating heat dissipation and heat recovery device still can be including setting up the second thermoelectric device 40 on the work module, and second thermoelectric device 40 links to each other with battery 30. Wherein the second thermoelectric device 40 may convert the heat energy of the work module into electric energy to charge the battery 30, or the battery 30 may supply power to the second thermoelectric device 40 to accelerate the heat dissipation of the work module through refrigeration or to heat the work module through heating.
Wherein, fill electric pile's work module including fill electric pile's charging circuit and charging control circuit etc. it can produce the heat at the course of the work. Generally, the work module of the charging pile can be cooled by a heat dissipation assembly including a fan. In an embodiment of the present invention, an opening at one end of the heat conducting cavity 10 can be disposed at the air outlet of the heat dissipating assembly, and the heat conducting cavity 10 can be filled with a high heat conducting silica gel material.
In an embodiment of the present invention, the one end of the first thermoelectric device 20 disposed in the heat conducting cavity 10 can be attached to the inner surface of the heat conducting cavity 10, and the heat insulating material can be filled between the one end of the first thermoelectric device 20 disposed outside the heat conducting cavity 10 and the outer surface of the heat conducting cavity 10, so as to improve the temperature difference between the two ends of the first thermoelectric device 20.
In an embodiment of the present invention, the first thermoelectric device 20 and the second thermoelectric device 40 may each include a thermoelectric piece. Referring to fig. 2, the hot end of the thermoelectric chip on the heat conducting cavity 10 may be fixed on the inner surface of the heat conducting cavity 10 according to the shape of the inner surface of the heat conducting cavity 10, so as to improve the heat absorption efficiency, and the cold end of the thermoelectric chip on the heat conducting cavity 10 may be disposed at the shady position outside the heat conducting cavity 10. One end of the thermoelectric piece on the working module is close to the working module, and the other end of the thermoelectric piece is far away from the working module.
Based on the structure of above-mentioned device, can be according to the actual running state that fills electric pile, for example operating duration and operation mode etc. combine other factors that influence to fill electric pile interior work module temperature, for example ambient temperature etc. through the relation of connection of each thermoelectric device and battery charge-discharge interface of artificial or automatic adjustment, the power polarity that the transform battery is connected to each thermoelectric device both ends, carry out battery charging, accelerate the switching of heat dissipation and heating, make the device realize different functions in different periods. The battery is charged, so that heat recovery of the charging pile is realized, the battery can provide heating and refrigerating electric energy for each thermoelectric device, and can be externally connected with other electric devices in the charging pile to provide electric energy for other devices; the thermoelectric devices are powered and refrigerated, so that the heat dissipation of the charging pile can be accelerated; through heating each thermoelectric device power supply, can avoid filling the work module in the electric pile and crossing unable normal work because of the temperature.
Furthermore, in an embodiment of the present invention, as shown in fig. 2, the heating, heat dissipation and heat recovery device of the charging pile may further include a memory alloy power generation module 50 disposed in the heat conduction cavity 10, the memory alloy power generation module 50 is connected to the battery 30, and the memory alloy power generation module 50 can deform according to the temperature change in the heat conduction cavity 10 and convert the deformed mechanical energy into electric energy to charge the battery 30. By additionally arranging the memory alloy power generation module, the heat recovery rate can be further improved.
In an embodiment of the present invention, a voltage stabilizing circuit is further disposed between the first thermoelectric device 20 and the battery 30, between the second thermoelectric device 40 and the battery 30, and between the memory alloy power generation module 50 and the battery 30, and the voltage stabilizing circuit can ensure reliable charging of the battery.
In one embodiment of the present invention, the heat conducting cavity 10 may be a single cylindrical cavity, and hot air enters through an opening at one end thereof and exits through an opening at the other end thereof. The heat conducting cavity 10 may also be formed by connecting a plurality of sub-cavities in the form of the single cylindrical cavity in series, each sub-cavity is provided with at least one first thermoelectric device 20, and each sub-cavity is provided with the memory alloy power generation module 50.
In order to realize the automatic switching control of the charging, the heat dissipation and the heating, as shown in fig. 3, the heating heat dissipation and heat recovery apparatus for a charging pile may further include a first temperature sensor 60, a second temperature sensor 70 and a control module 80. The first temperature sensor 60 is disposed in the heat conducting cavity 10 and is used for detecting a cavity temperature of the heat conducting cavity 10; the second temperature sensor 70 is used for detecting the ambient temperature of the environment where the charging pile is located; control module 80 links to each other with first temperature sensor 60, second temperature sensor 70 and battery 30 respectively, and control module 80 still links to each other in order to acquire the operating power who fills electric pile with the work module, and control module 80 can carry out the switching control that battery charges, quickened heat dissipation and heating according to cavity temperature, ambient temperature and operating power.
The control module 80 may include a single chip microcomputer system and a dc power polarity conversion circuit, and the polarity conversion of the power supplied from the battery 30 to each thermoelectric device may be realized by the dc power polarity conversion circuit. The single chip microcomputer system can inquire and acquire the cavity temperature, the ambient temperature, the running power and the like in an interruption or periodic polling mode, and the sleep state is guaranteed to be in a most time state, so that the power consumption is reduced. Meanwhile, the control module 80 may be provided with an indicator light, which is convenient for a user to know the operation state of the device.
In an embodiment of the present invention, the control module 80 is specifically configured to: when the cavity temperature is less than the first temperature threshold and greater than the second temperature threshold, or the operating power is less than the power threshold, controlling the battery 30 to enter a charging mode, so that the first thermoelectric device 20 and/or the second thermoelectric device 40 convert the thermal energy into electric energy to charge the battery 30; when the cavity temperature is greater than a first temperature threshold value or the running power is greater than a power threshold value, controlling the battery 30 to enter a first discharging mode so that the battery 30 supplies power to the first thermoelectric device 20 and/or the second thermoelectric device 40 to accelerate heat dissipation through refrigeration; and when the cavity temperature is less than the second temperature threshold and the environment temperature is less than the third temperature threshold, controlling the battery 30 to enter a second discharging mode so that the battery 30 supplies power to the first thermoelectric device 20 and/or the second thermoelectric device 40 to heat through heating. And the power supply polarity of the first thermoelectric device and/or the second thermoelectric device in the first discharge mode is opposite to that in the second discharge mode.
That is to say, when the temperature of the cavity is neither too high nor too low, and the normal operation of the charging pile is not affected, or the operating power of the charging pile is not large, the thermoelectric generation can be realized by utilizing the seebeck effect of the thermoelectric piece, and the electric energy is stored by the battery; when the temperature of the cavity is too high or the operating power of the charging pile is larger, the Peltier effect of the thermoelectric piece can be utilized to realize refrigeration and accelerate heat dissipation; when the temperature of the cavity is too low and the ambient temperature is low, the Peltier effect of the thermoelectric piece can be utilized to realize heating.
In an embodiment of the present invention, when the voltage of the battery 30 is sufficient to realize normal cooling and heating of the thermoelectric device, as in the above embodiment, the first thermoelectric device 20 and/or the second thermoelectric device 40 may be powered by the battery 30. When the voltage of the battery 30 is not enough to realize normal refrigeration and heating of the thermoelectric device, an external power supply can be used for supplying power to the thermoelectric device. As shown in fig. 3, the heat dissipation and recovery device of the charging post may further include a voltage sensor 90. The voltage sensor 90 is used for detecting the voltage of the battery 30, the control module 80 is further connected with the voltage sensor 90 and an external power supply respectively, and the control module 80 can control the external power supply to supply power to the first thermoelectric device 20 and/or the second thermoelectric device 40 when judging that the battery 30 is under-voltage according to the voltage of the battery 30.
According to the utility model discloses fill electric pile's heating heat dissipation and heat recovery unit, the work module through corresponding electric pile that fills sets up the heat conduction cavity, and set up thermoelectric device on the heat conduction cavity, and be connected to the battery with thermoelectric device, can enough convert the heat energy of heat conduction cavity into the electric energy in order to charge to the battery, can accelerate the heat dissipation of heat conduction cavity with refrigerating for the power supply of first thermoelectric device again, can also be for the power supply of first thermoelectric device in order to heat the heat conduction cavity through heating, therefore, not only can make the components and parts that fill in the electric pile work under the temperature of preferred, thereby the guarantee fills the stability of electric pile operation, efficiency, the life-span and the security of electric pile are improved, and energy recovery can be realized, thereby energy utilization rate is improved, and the.
The heating heat dissipation and the heat recovery unit that fill electric pile that correspond above-mentioned embodiment, the utility model discloses still provide one kind and fill electric pile.
The utility model discloses fill electric pile, include the utility model discloses the heat dissipation and the heat recovery unit of filling electric pile of above-mentioned arbitrary embodiment, its specific embodiment can refer to above-mentioned embodiment.
According to the utility model discloses fill electric pile, through adopting above-mentioned heating heat dissipation and heat reclamation device, stability, the efficiency of operation are higher, and the life-span is longer, and the security is higher, and energy utilization is higher.
In the description of the present invention, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. The meaning of "plurality" is two or more unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a fill electric pile's heating heat dissipation and heat reclamation device which characterized in that includes:
an opening at one end of the heat conduction cavity is arranged corresponding to the working module of the charging pile;
the thermoelectric device comprises a heat conduction cavity, at least one first thermoelectric device and at least one second thermoelectric device, wherein the at least one first thermoelectric device is arranged on the heat conduction cavity;
the battery, the battery with every first thermoelectric device links to each other, wherein, first thermoelectric device will heat conduction cavity's heat energy conversion is in order right the battery charges, perhaps, the battery does first thermoelectric device supplies power in order to accelerate through the refrigeration heat conduction cavity's heat dissipation or right through heating heat conduction cavity heats.
2. The charging pile heating heat dissipation and heat recovery device according to claim 1, further comprising:
set up in second thermoelectric device on the work module, second thermoelectric device with the battery links to each other, wherein, second thermoelectric device will work module's heat energy conversion is in order right the battery charges, perhaps, the battery does second thermoelectric device supplies power in order to accelerate through the refrigeration work module's heat dissipation or through heating right work module heats.
3. The charging pile heating, heat dissipation and heat recovery device according to claim 1 or 2, wherein one end of the first thermoelectric device disposed inside the heat conduction cavity is attached to the inner surface of the heat conduction cavity, and a heat insulating material is filled between one end of the first thermoelectric device disposed outside the heat conduction cavity and the outer surface of the heat conduction cavity.
4. The charging pile heating heat dissipation and heat recovery device according to claim 2, further comprising:
the memory alloy power generation module is arranged in the heat conduction cavity and is connected with the battery, and the memory alloy power generation module deforms according to the temperature change in the heat conduction cavity and converts the deformed mechanical energy into electric energy to charge the battery.
5. The charging pile heating, heat dissipating and heat recycling device according to claim 4, wherein the heat conducting cavity is cylindrical.
6. The charging pile heating, heat dissipation and heat recovery device according to claim 4, wherein the heat conduction cavity is formed by serially connecting a plurality of cylindrical sub-cavities, each sub-cavity is provided with at least one first thermoelectric device, and each sub-cavity is internally provided with the memory alloy power generation module.
7. A charging pile comprising a device for heat dissipation and heat recovery according to any one of claims 1 to 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921473628.8U CN210941398U (en) | 2019-09-05 | 2019-09-05 | Charging pile and heating, heat dissipation and heat recovery device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921473628.8U CN210941398U (en) | 2019-09-05 | 2019-09-05 | Charging pile and heating, heat dissipation and heat recovery device thereof |
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| Publication Number | Publication Date |
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| CN210941398U true CN210941398U (en) | 2020-07-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921473628.8U Active CN210941398U (en) | 2019-09-05 | 2019-09-05 | Charging pile and heating, heat dissipation and heat recovery device thereof |
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| CN (1) | CN210941398U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113276704A (en) * | 2021-05-24 | 2021-08-20 | 魏杰 | New energy automobile charges rifle with filling electric pile |
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2019
- 2019-09-05 CN CN201921473628.8U patent/CN210941398U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113276704A (en) * | 2021-05-24 | 2021-08-20 | 魏杰 | New energy automobile charges rifle with filling electric pile |
| CN113276704B (en) * | 2021-05-24 | 2023-09-19 | 国网浙江省电力有限公司嵊泗县供电公司 | Charging pile for new energy automobile charging gun |
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Address after: Room 354, No. 18, Xinya Road, Wujin high tech Industrial Development Zone, Changzhou City, Jiangsu Province Patentee after: Guochuang mobile energy innovation center (Jiangsu) Co.,Ltd. Address before: Room 354, No. 18, Xinya Road, Wujin high tech Industrial Development Zone, Changzhou City, Jiangsu Province Patentee before: National innovation energy automobile intelligent energy equipment innovation center (Jiangsu) Co.,Ltd. |