CN106505652B - Portable stack formula portable power source device - Google Patents
Portable stack formula portable power source device Download PDFInfo
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- CN106505652B CN106505652B CN201510564600.5A CN201510564600A CN106505652B CN 106505652 B CN106505652 B CN 106505652B CN 201510564600 A CN201510564600 A CN 201510564600A CN 106505652 B CN106505652 B CN 106505652B
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Abstract
The invention relates to a portable stacked mobile power supply device, which is characterized in that: the mobile power supply device is formed by overlapping three parts, namely a solar power supply management system box body, an inverter box body and a rechargeable battery box body, wherein the three parts can be mutually overlapped and the upper position and the lower position of the three parts can be interchanged; the left side and the right side of each box body are respectively provided with a corresponding portable component; the solar power management system box body is provided with a solar panel on the top surface, an input/output module on the front surface and a function key area on the side surface; a radiator and a fan are arranged in the inverter box body; a rechargeable battery is arranged in the rechargeable battery box body; the box body is formed by connecting a top surface, a bottom surface, a left side surface, a right side surface, a front surface and a back surface, wherein the left side surface and the right side surface are connected with the front surface and the back surface through four reinforcing ribs. The device has the functions of direct current and alternating current power supply output and input, inversion conversion and energy management, can also be used for emergency rescue and vehicle engine starting ignition, and has the advantages of compact box body structure, good heat dissipation, high strength and convenient carrying when going out.
Description
Technical Field
The invention relates to the technical field of mobile power supplies, in particular to a portable stacked mobile power supply device, and particularly relates to a portable stacked mobile power supply device which is high in degree of freedom, and can realize charging and discharging and energy conversion management.
Background
A Mobile Power supply (MPP), also called "Power Pack". A portable charger integrating power supply and charging functions can charge or supply power to digital equipment such as a mobile phone and the like at any time and any place. Generally, a lithium battery cell (or a dry battery, which is rare) is used as an electricity storage unit, so that the use is convenient and quick. The core components of different types of mobile power supplies briefly have two parts, namely a medium for storing electric quantity and a medium for converting other energy into electric quantity. Therefore, the quality of the battery cell can be used as one of the important standards for measuring the quality of the mobile power supply.
Meanwhile, with the development of mobile power sources, users have not only satisfied the requirement of being able to charge, but also pursue more users for security and personality, and more extended functions, such as being able to be used outdoors? Can it be used in an emergency? How portable and waterproof?
The prior application in the prior art has single functions, cannot meet the comprehensive requirements of customers on the mobile power supply, and is particularly important for realizing self energy conversion and automatic charging and discharging of the mobile power supply and providing help for different user requirements in an outdoor use environment, which is a technical bottleneck which cannot be met in the prior art.
Disclosure of Invention
The invention aims to provide an improved portable overlapped mobile power supply device which can overcome the defects that the performance of a mobile power supply is single, the structure is too simple and the outdoor comprehensive requirements cannot be met in the prior art.
In order to achieve the purpose, the technical scheme of the invention is as follows: the utility model provides a portable stack formula portable power source device which characterized in that: the mobile power supply device is formed by overlapping three parts, namely a solar power supply management system box body, an inverter box body and a rechargeable battery box body, wherein the three parts can be mutually overlapped and the upper position and the lower position of the three parts can be interchanged;
the left side and the right side of each box body are respectively provided with a corresponding portable component;
the solar power management system box body is provided with a solar panel on the top surface, an input/output module on the front surface and a function key area on the side surface; a radiator and a fan are arranged in the inverter box body; a rechargeable battery is arranged in the rechargeable battery box body;
each box body is formed by connecting a top surface, a bottom surface, a left side surface, a right side surface, a front surface and a back surface, and the left side surface and the right side surface are connected with the front surface and the back surface through four reinforcing ribs.
When the portable power supply device is used, the portable power supply device is formed by stacking three box bodies, wherein each box body can be used independently or used in a matched mode, in the stacking process, the box bodies of the solar power supply management system are stacked at the top, so that the solar panel can absorb energy conveniently, meanwhile, the portable power supply device has the functions of direct current and alternating current power supply output and input, inversion conversion and energy management, can be used for starting and igniting an emergency round ball and an engine on a vehicle, and is compact and reasonable in box body structure, good in heat dissipation, high in strength, convenient to carry outside, strong in pressure resistance and convenient to carry and use in families or outdoors.
Drawings
Fig. 1 is a schematic structural diagram according to an embodiment of the present invention.
Fig. 2 is a schematic structural diagram of another embodiment of the present invention.
Fig. 3 is a schematic structural diagram of a box body of the solar power management system of the invention.
Fig. 4 is a schematic structural diagram of a box of a solar power management system according to another embodiment of the invention.
Fig. 5 is a schematic structural diagram of an inverter case according to the present invention.
Fig. 6 is a schematic view of another structure of the inverter case of the present invention.
Fig. 7 is a schematic structural diagram of a rechargeable battery case according to the present invention.
Fig. 8 is a schematic view of another structure of the rechargeable battery case according to the present invention.
Detailed Description
The invention is further described below with reference to the figures and examples.
The reference numbers of the various figures refer to the following:
1, a solar power management system box body, 11 belt buckles, 12 alternating current power input ends, 13 alternating current power output ends, 14 direct current power input ends, 15 direct current power output ends, 16 fuses, 17 ignition connectors, 18 function key areas, 19 solar panels and 20 connecting faces;
2, an inverter box body, a 21 radiator, a 22 base, a 23 first circuit board, a 24 supporting platform, a 25 first socket, a 26 fan, a 27 air outlet and a 28 power socket;
3, a rechargeable battery box body, a 31 second circuit board, a 32 second socket, a 33 rechargeable battery and a 34 arc-shaped notch;
4 box body, 41 upper fixing plate, 42 lower fixing plate, 43 reinforcing rib, 44 upper cover back belt groove, 45 main body back belt groove, 46 supporting bar, 461 supporting bar inner side face, 47 main body fixing pin hole and 48 upper cover.
The invention mainly comprises a portable overlapped mobile power supply device, which is different from the prior art in that: the mobile power supply device is formed by overlapping three parts, namely a solar power supply management system box body, an inverter box body and a rechargeable battery box body, wherein the three parts can be mutually overlapped and the upper position and the lower position of the three parts can be interchanged; the left side and the right side of each box body are respectively provided with corresponding portable components, and the portable components can enable the box bodies to be convenient to carry, can be tied to other components, and can also be carried by hands or carried on shoulders; the solar energy power supply management system comprises a solar panel, a heat radiator, a fan, rechargeable batteries, an inverter box body, a top surface, a bottom surface, a left side surface, a right side surface, a front surface and a back surface, wherein the top surface of the box body of the solar energy power supply management system is provided with the solar panel, the front surface is provided with a direct current (5,12,19,24V) input and output (DC5,12,19,24V) (AC 100-110, AC 220-240 or AC380 three-phase output module, the side surface is provided with a function key area, the inverter box body is internally provided with the heat radiator and the fan, the rechargeable batteries are arranged in the rechargeable battery box body, each box body is formed by connecting the top surface, the bottom surface, the left side surface, the right side surface, the front surface and the back surface, the left side surface, the right side surface, the.
The portable component consists of an upper fixing plate and a lower fixing plate, the upper fixing plate is provided with an upper cover strap groove, the lower fixing plate is provided with a main body strap groove matched with the upper cover strap groove, and when the portable component is used, a strap can penetrate through the upper cover strap groove and the main body strap groove and can also penetrate through any one strap groove; the upper fixing plate and the lower fixing plate are respectively arranged at the upper end and the lower end of the left side surface and the right side surface, two ends of the upper fixing plate and the lower fixing plate are respectively connected with the two reinforcing ribs, an inward bulge is respectively arranged below the left side surface and the right side surface, the supporting bars are correspondingly arranged, the inner sides of the supporting bars are inclined planes, an included angle is formed between the inclined planes and the bottom surface of the box body, the included angle is formed, the gap between the upper box body and the lower box body after the upper box body and the lower box body are overlapped is enlarged, the heat dissipation space is increased; the two sides of the lower fixed main body strap groove are respectively provided with a main body fixing pin hole, a main body fixing pin is arranged in the main body fixing pin hole, and the connecting firmness of the box body and other parts is enhanced through the main body fixing pin. The bottom area of the supporting bar is larger than the top area of the supporting bar, the included angle between the inner side surface of the supporting bar and the bottom surface of the box body ranges from 25 degrees to 45 degrees, a triangular gap is formed between the inner side surface of the supporting bar and the bottom surface of the box body, the height of the gap is 1.5cm to 2.5cm, and the triangular gap has the effects of enabling air flow to pass through quickly, gathering air and meeting the heat dissipation requirements of the bottom of the box body and the top of the next box body. The reinforcing ribs are cylindrical, the top and the bottom of each reinforcing rib are respectively connected with the upper fixing plate and the lower fixing plate, the upper fixing plate is provided with a connecting hole matched with the reinforcing ribs, the top of each reinforcing rib is clamped in the connecting hole, and the lower fixing plate and the reinforcing ribs are connected into a whole; the upper fixing plate and the lower fixing plate are connected with the top surface of the box body and extend outwards along two side edges of the top surface, the width range of the upper fixing plate and the lower fixing plate is 1.5-3cm, and the width of the upper fixing plate and the lower fixing plate ensures that the function use of the side surface of the box body cannot be influenced when the straps pass through; the upper cover back strap groove and the main body back strap groove are respectively arranged at the middle positions of the upper fixing plate and the lower fixing plate, and the length of the upper cover back strap groove and the length of the main body back strap groove account for 1/3-1/2 of the length of the upper fixing plate and the length of the lower fixing plate.
The middle part of the back of the solar power management system box body is provided with a belt buckle, and two sides of the belt buckle are provided with symmetrical fixing buckles; the front side of the solar power management system box body is provided with two square panels, one square panel is provided with an alternating current power supply output end, the other square panel is provided with an alternating current power supply input end, a square boss is arranged between the two square panels, a fuse is arranged on the square boss, a direct current power supply output end and a direct current power supply input end are arranged between the square boss and the alternating current power supply input end, an embedded groove is arranged below the alternating current power supply input end, an ignition connector is arranged in the groove, and a reinforcing block is arranged above the front; the side of solar energy power management system box body links to each other through two connection faces with establishing between the strengthening rib of side left and right ends, the contained angle scope between connection face and the side be 120 plus 160 degrees, two connection faces here can be the inclined plane also can be the arc surface, the existence of this connection face guarantees that left and right side is inwards sunken, in use can not influenced or touch. The optimized setting is that the included angle range between the connecting surface and the side surface is 130 degrees and 140 degrees. The output end of the direct current power supply is a 12-volt direct current power supply output end, and the input end of the direct current power supply is a 12-volt direct current power supply input end. The elastic stack structure design, the same male and female connector design, can establish various module stacks on the basis of this patent.
The inside walls of the left side surface and the right side surface of the inverter box body are respectively provided with a radiator, the bottom surface of the inverter box body close to the front surface is provided with a step-shaped base, the base is provided with a first circuit board, one surface of the first circuit board is attached to the inside wall of the front surface, an L-shaped supporting platform is arranged above the first circuit board, the supporting platform is provided with two groups of parallel first sockets, two sides of the first circuit board are respectively provided with a fan, the front surface of the inverter box body is provided with two air outlets corresponding to the fans, the back surface of the inverter box body is provided with a square groove hole, and a power socket is embedded in the; the top surface of dc-to-ac converter box body is equipped with a lid, and a lid side of dc-to-ac converter box body is equipped with the square notch of indent earlier on, the top of two sets of first sockets set up in square notch, the lid is squarely, four edges of squareness are equipped with the convex breach of an indent respectively.
The rechargeable battery box comprises a rechargeable battery box body and is characterized in that a second circuit board is arranged on the inner side wall of the front side of the rechargeable battery box body, two groups of second sockets which are parallel to each other are arranged above the second circuit board, a rechargeable battery is arranged in the rechargeable battery box body, a distance difference is arranged between the upper top of the rechargeable battery and the bottom of each second socket and ranges from 1 cm to 3cm, a cover body is arranged at the top of the rechargeable battery box body, an inwards-concave square notch is formed in one side edge of the cover body of the rechargeable battery box body, the size of the square notch is matched with the size of the two groups of second sockets, the cover body of the rechargeable battery box body is. Two insertion strips can be arranged on two sides of the square cover body, the cross section of each insertion strip is triangular, the upper surface of each insertion strip and the cover body keep the same horizontal plane, the side end surfaces of the insertion strips and the side surfaces of the cover body are connected into a whole, the lower surfaces of the insertion strips are clamping tangent planes, and the included angle between each clamping tangent plane and the horizontal plane is 35 degrees. The clamping tangent plane is matched with the supporting bar, so that the upper and lower stacked box bodies are mutually matched to form a portable whole.
The bottom area of the supporting bar is larger than the top area of the supporting bar, the included angle between the inner side surface of the supporting bar and the bottom surface of the box body ranges from 25 degrees to 45 degrees, a triangular gap is formed between the inner side surface of the supporting bar and the bottom surface of the box body, the height of the gap is 1.5cm to 2.5cm, and the triangular gap has the effects of enabling air flow to pass through quickly, gathering air and meeting the heat dissipation requirements of the bottom of the box body and the top of the next box body. The reinforcing ribs are cylindrical, the top and the bottom of each reinforcing rib are respectively connected with the upper fixing plate and the lower fixing plate, the upper fixing plate is provided with a connecting hole matched with the reinforcing ribs, the top of each reinforcing rib is clamped in the connecting hole, and the lower fixing plate and the reinforcing ribs are connected into a whole; the upper fixing plate and the lower fixing plate are connected with the top surface of the box body and extend outwards along two side edges of the top surface, the width range of the upper fixing plate and the lower fixing plate is 1.5-3cm, and the width of the upper fixing plate and the lower fixing plate ensures that the function use of the side surface of the box body cannot be influenced when the straps pass through; the upper cover back strap groove and the main body back strap groove are respectively arranged at the middle positions of the upper fixing plate and the lower fixing plate, and the length of the upper cover back strap groove and the length of the main body back strap groove account for 1/3-1/2 of the length of the upper fixing plate and the length of the lower fixing plate.
Example 1
The portable power source device by the triplex (contain above, only must dock public female joint) stack and form, the triplex is solar power management system box body respectively, dc-to-ac converter box body and rechargeable battery box body, solar power management system box body sets up in the top to guarantee to set up the work that solar panel on solar power management system box body top surface can carry out solar energy collection and conversion, simultaneously, the front of solar power management system box body is equipped with the direct current, alternating current power supply's output, the input, adaptable demand that need not charge and discharge, more can convert solar energy into the electric energy, the energy can be saved, the joint of igniteing simultaneously can apply to emergency rescue, the engine starts the ignition on the car, make things convenient for outdoor use.
The inside walls of the left side surface and the right side surface of the inverter box body are respectively provided with a radiator, the radiator is arranged close to the top surface with the inside wall of the side surface, the bottom surface of the inverter box body is provided with a step-shaped base close to the front surface, the base is provided with a first circuit board, one surface of the first circuit board is attached to the inside wall of the front surface, an L-shaped supporting platform is arranged above the first circuit board, the supporting platform is provided with two groups of parallel first sockets, two sides of the first circuit board are respectively provided with a fan, the front surface of the inverter box body is provided with two air outlets corresponding to the fans, the back surface of the inverter box body is provided with a square slotted hole; the top surface of dc-to-ac converter box body is equipped with a lid, and a lid side of dc-to-ac converter box body is equipped with one side inwards sunken square notch, the top of two sets of first sockets set up in square notch.
The bottom of dc-to-ac converter box body is equipped with even root support bar, and the contained angle scope between the bottom surface of support bar medial surface and box body is 35 degrees, the triangle-shaped clearance of shaping between support bar medial surface and the box body bottom surface, and the clearance height is 2cm, and the existence in this triangle-shaped clearance has and makes the air current pass through fast to gather the effect of wind, satisfy the heat dissipation requirement at box body bottom and next box body top.
The positive inside wall of rechargeable battery box body is equipped with the second circuit board, second circuit board top is equipped with two sets of second sockets that parallel, be equipped with rechargeable battery in the rechargeable battery box body, it is poor to be equipped with a distance between rechargeable battery's last top and the bottom of second socket, the distance difference is 1.5cm, the top of rechargeable battery box body is equipped with a lid, a lid side of rechargeable battery box body is equipped with the square notch of indent earlier on, the size of this square notch matches with the size of two sets of second sockets, the lid of rechargeable battery box body is squarely, four square edges are equipped with the convex breach of an indent respectively.
Example 2
The reinforcing ribs of the box body are cylindrical, the top and the bottom of each reinforcing rib are respectively connected with the upper fixing plate and the lower fixing plate, the upper fixing plate is provided with a connecting hole matched with the reinforcing ribs, the tops of the reinforcing ribs are clamped in the connecting holes, and the lower fixing plate and the reinforcing ribs are connected into a whole; the upper fixing plate and the lower fixing plate are connected with the top surface of the box body and extend outwards along two side edges of the top surface, the width of the upper fixing plate and the width of the lower fixing plate are 2.5cm, and the width of the upper fixing plate and the width of the lower fixing plate ensure that the function use of the side surface of the box body cannot be influenced when the straps pass through the box body; upper cover strap groove and main part strap groove set up respectively in last, the middle part position of bottom plate, the length in upper cover strap groove and main part strap groove accounts for last, 1/2 of bottom plate length, after the strap passed upper cover strap groove and main part strap groove, play a portable effect to whole box body, simultaneously on, the back has been guaranteed to the width of bottom plate and the position that the strap groove set up to the strap, can not influence the function use of side or front box body, also provide bigger heat dissipation space for the wall of box body simultaneously.
The invention relates to a multi-box stacked mobile power supply device with output, input, inversion conversion and intelligent peak-off energy management of direct current and alternating current power supplies, which realizes charging and discharging and energy conversion management by a multi-free portable stack concept, each module can be freely stacked, can be applied to emergency rescue, on-vehicle engine starting ignition, direct current and alternating current free inversion conversion storage management, solar energy or mechanical energy input management, battery traceability safety charging and discharging life and source management, and the intelligent peak-off energy management can utilize energy setting control and management in different electricity charge pricing time periods to achieve a peak-off money saving mode to carry out charging and discharging management.
The foregoing is a more detailed description of the present invention in connection with specific preferred embodiments thereof, and it is not intended that the invention be limited to the specific details set forth herein. For those skilled in the art to which the invention pertains, several simple deductions or substitutions can be made without departing from the spirit of the invention, and all shall be considered as belonging to the protection scope of the invention.
Claims (5)
1. The utility model provides a portable stack formula portable power source device which characterized in that: the mobile power supply device is formed by overlapping three parts, namely a solar power supply management system box body, an inverter box body and a rechargeable battery box body, wherein the three parts can be mutually overlapped and the upper position and the lower position of the three parts can be interchanged; the left side and the right side of each box body are respectively provided with a corresponding portable component; the solar power management system box body is provided with a solar panel on the top surface, an input/output module on the front surface and a function key area on the side surface; a radiator and a fan are arranged in the inverter box body; a rechargeable battery is arranged in the rechargeable battery box body; each box body is formed by connecting a top surface, a bottom surface, a left side surface, a right side surface, a front surface and a back surface, and the left side surface and the right side surface are connected with the front surface and the back surface through four reinforcing ribs; the upper and lower fixing plates are respectively arranged at the upper and lower ends of the left and right side surfaces, both ends of the upper and lower fixing plates are respectively connected with the two reinforcing ribs, an inward bulge is respectively arranged below the left and right side surfaces, the support bars are correspondingly arranged, the inner side surfaces of the support bars are inclined surfaces, and an included angle is formed between the inclined surfaces and the bottom surface of the box body; the bottom area of the supporting bar is larger than the top area of the supporting bar, the included angle between the inner side surface of the supporting bar and the bottom surface of the box body ranges from 25 degrees to 45 degrees, a triangular gap is formed between the inner side surface of the supporting bar and the bottom surface of the box body, the height of the gap is 1.5-2.5cm; the upper and lower fixing plates are connected with the top surface of the box body and extend outwards along two side edges of the top surface, and the width ranges of the upper and lower fixing plates are 1.5-3 cm; the upper cover back strap groove and the main body back strap groove are respectively arranged at the middle positions of the upper fixing plate and the lower fixing plate, and the length of the upper cover back strap groove and the length of the main body back strap groove account for 1/3-1/2 of the length of the upper fixing plate and the length of the lower fixing plate.
2. The portable stacked mobile power supply device according to claim 1, wherein: the middle part of the back of the solar power management system box body is provided with a belt buckle, and two sides of the belt buckle are provided with symmetrical fixing buckles; the front side of the solar power management system box body is provided with two square panels, one square panel is provided with an alternating current power supply output end, the other square panel is provided with an alternating current power supply input end, a square boss is arranged between the two square panels, a fuse is arranged on the square boss, a direct current power supply output end and a direct current power supply input end are arranged between the square boss and the alternating current power supply input end, an embedded groove is arranged below the alternating current power supply input end, an ignition connector is arranged in the groove, and a reinforcing block is arranged above the front; the side surface of the box body of the solar power management system is connected with the reinforcing ribs arranged at the left end and the right end of the side surface through two connecting surfaces, and the included angle between the connecting surfaces and the side surface is within the range of 120 degrees and 160 degrees.
3. The portable stacked mobile power supply device according to claim 1, wherein: the inside walls of the left side surface and the right side surface of the inverter box body are respectively provided with a radiator, the bottom surface of the inverter box body close to the front surface is provided with a step-shaped base, the base is provided with a first circuit board, one surface of the first circuit board is attached to the inside wall of the front surface, an L-shaped supporting platform is arranged above the first circuit board, the supporting platform is provided with two groups of parallel first sockets, two sides of the first circuit board are respectively provided with a fan, the front surface of the inverter box body is provided with two air outlets corresponding to the fans, the back surface of the inverter box body is provided with a square groove hole, and a power socket is embedded in the; the top surface of dc-to-ac converter box body is equipped with a lid, and a lid side of dc-to-ac converter box body is equipped with the square notch of indent earlier on, the top of two sets of first sockets set up in square notch, the lid is squarely, four edges of squareness are equipped with the convex breach of an indent respectively.
4. The portable stacked mobile power supply device according to claim 1, wherein: the positive inside wall of rechargeable battery box body is equipped with the second circuit board, second circuit board top is equipped with two sets of second sockets that parallel, be equipped with rechargeable battery in the rechargeable battery box body, it is poor to be equipped with a distance between rechargeable battery's last top and the bottom of second socket, rechargeable battery box body's top is equipped with a lid, a lid side of rechargeable battery box body is equipped with the square notch of an indent earlier on, the size of this square notch matches with the size of two sets of second sockets, rechargeable battery box body's lid is squarely, four square edges are equipped with the convex breach of an indent respectively.
5. A portable stacked mobile power supply apparatus as claimed in claim 2, wherein: the included angle between the connecting surface and the side surface ranges from 130 degrees to 140 degrees.
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| CN201510564600.5A CN106505652B (en) | 2015-09-08 | 2015-09-08 | Portable stack formula portable power source device |
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| CN201510564600.5A CN106505652B (en) | 2015-09-08 | 2015-09-08 | Portable stack formula portable power source device |
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| CN107196408A (en) * | 2017-06-22 | 2017-09-22 | 国家电网公司 | A kind of transformer station's Portable AC-DC system |
| CN112807520A (en) * | 2019-11-15 | 2021-05-18 | 深圳迈瑞科技有限公司 | Infusion pump and infusion pump system |
| CN111404241A (en) * | 2020-05-08 | 2020-07-10 | 厦门研能科技有限公司 | Mobile power supply |
| CN115000610B (en) * | 2022-08-03 | 2022-10-25 | 扬州千裕电气有限公司 | Charging energy storage device for lithium battery and cooling operation method |
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| HK1060024A2 (en) * | 2004-01-28 | 2004-06-25 | King Kwong Chan | Multifunctional portable solar battery charger |
| CN201523340U (en) * | 2009-06-12 | 2010-07-07 | 品能光电(苏州)有限公司 | Modular replaceable type solar energy and electricity conversion power supply system |
| CN203135552U (en) * | 2013-01-29 | 2013-08-14 | 聊城恒宇光电科技有限公司 | Multifunctional solar-energy power supply device |
| CN203707851U (en) * | 2014-02-20 | 2014-07-09 | 四川虹视显示技术有限公司 | Portable solar power device |
| CN203984041U (en) * | 2014-06-30 | 2014-12-03 | 阳光电源股份有限公司 | A kind of photovoltaic is controlled integrated machine for reverse conversion and PV home system |
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Effective date of registration: 20170726 Address after: Songjiang District Wen Xiang Road 201600 Shanghai City No. 218 B area 1 floor room 119 Applicant after: Shanghai EZ Robot Automation Co., Ltd. Address before: Songjiang District Wen Xiang Road 201600 Shanghai City No. 218 B area 1 floor room 119 Applicant before: Shanghai EZ Robot Automation Co., Ltd. Applicant before: Fu Huagui |
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