CN207165995U - Double case becomes charging equipment - Google Patents
Double case becomes charging equipment Download PDFInfo
- Publication number
- CN207165995U CN207165995U CN201721279932.XU CN201721279932U CN207165995U CN 207165995 U CN207165995 U CN 207165995U CN 201721279932 U CN201721279932 U CN 201721279932U CN 207165995 U CN207165995 U CN 207165995U
- Authority
- CN
- China
- Prior art keywords
- low
- voltage electrical
- air inlet
- installation casing
- charging equipment
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000009434 installation Methods 0.000 claims abstract description 46
- 229920000742 Cotton Polymers 0.000 claims description 10
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 239000000428 dust Substances 0.000 description 5
- 238000010276 construction Methods 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000017525 heat dissipation Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
Landscapes
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The utility model discloses a kind of double case to become charging equipment.Double case becomes charging equipment, including installation casing and two row's low-voltage electrical apparatus rooms being arranged in the installation casing, multiple low-voltage electrical cabinets are provided with the low-voltage electrical apparatus room, region in the installation casing between low-voltage electrical apparatus room described in two rows forms passageway compartment, air inlet is provided with the top of the installation casing, the two side of the installation casing is provided with air outlet, and blower fan is configured with each air outlet；Outside air enters the passageway compartment, with being discharged after the low-voltage electrical cabinet heat exchange in the low-voltage electrical apparatus room from the air outlet via the air inlet.Realize that improving double case becomes the radiating efficiency of charging equipment and improve use reliability.
Description
Technical field
Transformer station's technical field is the utility model is related to, more particularly to a kind of double case becomes charging equipment.
Background technology
At present, with the popularization of electric automobile, the charging equipment for charging electric vehicle also develops therewith, in general
The charging equipment of electric automobile charging station configuration is using High-Voltage Electrical Appliances room, transformation electric apparatus room and low-voltage electrical apparatus room is generally included, often
The charging equipment of rule is used and single low-voltage electrical cabinet is provided with low-voltage electrical apparatus room, and matched heat dissipation equipment is generally adopted
With the radiating mode of forced air cooling, generally, air inlet is set in the side of low-voltage electrical apparatus room, low-voltage electrical apparatus room it is relative
Side sets air outlet.But find in actual use, due to being provided with low-voltage electrical cabinet, low pressure in low-voltage electrical apparatus room
Electrical appliance module in Electric Appliance Cabinet will produce larger windage, cause radiating efficiency relatively low.It is high how a kind of radiating efficiency is designed
Charging equipment is technical problem to be solved in the utility model.
Utility model content
Technical problem to be solved in the utility model is：A kind of double case is provided and becomes charging equipment, realizes that raising is double
Case becomes the radiating efficiency of charging equipment and improves use reliability.
Technical scheme provided by the utility model is that a kind of double case becomes charging equipment, including installation casing and setting
Two row's low-voltage electrical apparatus rooms in the installation casing, multiple low-voltage electrical cabinets, the peace are provided with the low-voltage electrical apparatus room
Region in vanning body between low-voltage electrical apparatus room described in two rows forms passageway compartment, is provided with the top of the installation casing
Air inlet, the two side of the installation casing are provided with air outlet, and blower fan is configured with each air outlet；Outside air passes through
From described after being entered the passageway compartment by the air inlet, exchanged heat with the low-voltage electrical cabinet in the low-voltage electrical apparatus room
Air outlet is discharged.
Further, the one end of the installation casing is provided with the door body for switching the passageway compartment, in the door body
It is provided with return air inlet；Outside air is also entered in the passageway compartment and the low-voltage electrical apparatus room via the return air inlet
Discharged after the low-voltage electrical cabinet heat exchange from the air outlet.
Further, multiple wind blades are provided with the return air inlet, a sidepiece of the wind blade is provided with
One kink, the other side of the wind blade are provided with the second kink, the overbending direction of first kink and institute
The overbending direction of the second kink is stated on the contrary, the section of the wind blade is Z-shaped structure；The two neighboring wind blade
Respective sides between form overlapping region, S type wind paths are formed in the overlapping region.
Further, the first filter cotton is provided with the return air inlet, first filter cotton is located at the wind blade
Air side.
Further, the air inlet top is provided with rain shade, is also set between the air inlet and the passageway compartment
It is equipped with the second filter cotton.
Further, multiple rotatable blades that keep out the wind, the free end of the blade that keeps out the wind are provided with the air outlet
Portion is provided with the limiting section of the rotating shaft outside left for being overlapped on the adjacent blade that keeps out the wind.
Compared with prior art, the advantages of the utility model and good effect is：Double case provided by the utility model becomes
Charging equipment, by using the low-voltage electrical apparatus room of double arrangement so that the indoor formation negative pressure in passageway formed in installation casing,
Under suction function, outside air from the air inlet at top be drawn into passageway it is indoor and with the low pressure in the low-voltage electrical apparatus room of both sides
Discharged after Electric Appliance Cabinet heat exchange from air outlet, because installation casing is integrally formed negative pressure, also, assembling is in air outlet
Place, so, external wind can be entered smoothly in installation casing, and the enough smoothly air drafts of air outlet and can, can be effective
Windage is reduced, substantially reduces the component damage problem caused by temperature, improves the component life-span, improves equipment life, is saved
Improve double case with maintenance cost, realization after sale and become the radiating efficiency of charging equipment and improve use reliability.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are
Some embodiments of the utility model, for those of ordinary skill in the art, do not paying the premise of creative labor
Under, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation that the double case of the utility model becomes charging equipment embodiment；
Fig. 2 is the vertical view cutaway drawing that the double case of the utility model becomes charging equipment embodiment；
Fig. 3 is the side sectional view one that the double case of the utility model becomes charging equipment embodiment；
Fig. 4 is the side sectional view two that the double case of the utility model becomes charging equipment embodiment；
Fig. 5 is the partial sectional view that the double case of the utility model becomes air outlet in charging equipment embodiment；
Fig. 6 is the partial sectional view that the double case of the utility model becomes return air inlet in charging equipment embodiment.
Embodiment
It is new below in conjunction with this practicality to make the purpose, technical scheme and advantage of the utility model embodiment clearer
Accompanying drawing in type embodiment, the technical scheme in the embodiment of the utility model is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model part of the embodiment, rather than whole embodiments.Based on the implementation in the utility model
Example, the every other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made, is belonged to
The scope of the utility model protection.
As shown in figs 1 to 6, the double case of the present embodiment becomes charging equipment, including installation casing 1 and is arranged on the peace
The two row's low-voltage electrical apparatus rooms 2 cased in body 1, are provided with multiple charging modules in the low-voltage electrical apparatus room 2, each module bag that charges
Multiple low-voltage electrical cabinets being arranged side by side are included, multiple low-voltage electrical cabinets that are arranged side by side are provided between two neighboring charging module 20
21, the region in the installation casing 1 between low-voltage electrical apparatus room 2 described in two rows forms passageway compartment 10, the installs case
The top of body 10 is provided with air inlet 11, and the two side of the installation casing 1 is provided with air outlet 12, each air outlet 12
On be configured with blower fan 3；Outside air enters the passageway compartment 10 and the low-voltage electrical apparatus room 2 via the air inlet 11
In the low-voltage electrical cabinet 21 exchange heat after discharged from the air outlet 12.
Specifically, the double case change charging equipment of the present embodiment is disposed with two row's low-voltage electrical apparatuses in the both sides of installation casing 1
Room 2, passageway compartment 10 is formed between two row's low-voltage electrical apparatus rooms 2 in installation casing 1, also, installation casing 1 distinguishes pin in both sides
Air outlet 12 is configured with to the low-voltage electrical cabinet 21 in every row's low-voltage electrical apparatus room 2, in actual use, matched somebody with somebody on air outlet 12
The startup optimization of blower fan 3 put, in the presence of blower fan 3, installation casing 1 is internally formed negative pressure state, so, just causes extraneous empty
From gas is entered from the air inlet at top in the passageway compartment 10 of installation casing 1, the air entered in passageway compartment 10 will flow
Discharged after low-voltage electrical cabinet 21 therewith heat exchange from air outlet 12, can be two by the way that blower fan 3 is arranged in air outlet 12
Negative pressure is formed in passageway compartment 10 between row's low-voltage electrical apparatus room 2, outside air is inhaled into installation casing 1, can be effective
Exhaust air rate is improved, the windage in installation casing 1 is reduced, so as to more effectively improve radiating efficiency.And low-voltage electrical cabinet 21
It can be charging cabinet, low voltage incoming line cabinet, reactive compensation cabinet etc., not be limited herein.
Wherein, in the passageway compartment 10, it is provided with the gap between the two neighboring charging module 20
Shrouding 201, subregion dividing plate 202, each charging mould are set between the charging module 20 and the corresponding air outlet 12
Group 20 forms independent subregion heat dissipation wind channel between the corresponding subregion dividing plate 202 and the air outlet 12, specifically, often
Low-voltage electrical cabinet 21 corresponding to being configured with individual charging module 20, and in actual use, charging module 20 is not complete
Portion is in running status, and so, in running order charging module 20, the blower fan 3 on its corresponding air outlet 12 opens
It is dynamic, so as to realize it is independent charging module 20 is radiated, without influencing whether other charging modules 20.It is prior
It is to charge and closed between module 20 and corresponding air outlet 12 by subregion dividing plate 202, and between two neighboring charging module 20
Gap blocked by shrouding 201, it can be ensured that wind-force caused by blower fan 3 be completely used for corresponding to charging module 20 dissipated
Heat, to improve radiating efficiency.Preferably, it is provided with temperature sensor in subregion heat dissipation wind channel（It is not shown）, the TEMP
Device links with the blower fan 3 on the corresponding air outlet 12, specifically, the temperature rise of charging module 20 needs to cool
When, temperature sensor detects that temperature signal starts blower fan 3 is triggered, and when temperature is less than setting value, then automatically control wind
Machine 3 stalls, and each charging respective independent control temperature of module 20, is more beneficial for improving radiating efficiency and reduces energy consumption.
Further, the one end of the installation casing 1 is provided with the door body 13 for switching the passageway compartment, the door body
Return air inlet 131 is provided with 13；Outside air also via the return air inlet 131 enter the passageway compartment 10, with it is described low
The low-voltage electrical cabinet 21 in pressure electric apparatus room 2 is discharged after exchanging heat from the air outlet 12.Specifically, outside air is except from top
The air inlet 11 in portion is entered inside and outside installation casing 1, can also be entered by return air inlet 131 from end in installation casing 1, one
Aspect can effectively increase intake, on the other hand, from the air-flow that air inlet 11 enters and the air-flow from the entrance of return air inlet 131
Direction is mutually perpendicular to, so as to form cross one another air intake air-flow in passageway compartment 10 to produce the effect of vortex, this
Sample, it can more uniformly be distributed the flow of air so that the low-voltage electrical cabinet 21 at diverse location obtains good radiating.Its
In, passageway compartment 10 is entered from return air inlet 131 in order to reduce the sand and dust of adjacent ground surface, is provided with the return air inlet 131 more
Individual wind blade 132, a sidepiece of the wind blade 132 are provided with the first kink 1321, the wind blade 132 it is another
One sidepiece is provided with the second kink 1322, the overbending direction of first kink 1321 and second kink 1322
Overbending direction is on the contrary, the section of the wind blade 132 is Z-shaped structure；The respective side of the two neighboring wind blade 132
Form overlapping region between portion, S type wind paths formed in the overlapping region, specifically, the two neighboring wind blade 132 it
Between formed S type wind paths, can effectively stop that sand and dust are entered in installation casing 1 from return air inlet 13, it is preferred that the return air inlet
The first filter cotton 133 is provided with 13, first filter cotton 133 is located at the air side of the wind blade 132.
In addition, for air inlet 11, rain shade 14 can be provided with the top of air inlet 11, the air inlet 11 with it is described
The second filter cotton 15 is additionally provided between passageway compartment 10.Specifically, enter the matter of the inner air of installation casing 1 to improve
Amount, by setting the second filter cotton 15 effectively to filter out the dust in air, low-voltage electrical cabinet 21 is avoided to radiate
Assemble excessive dust in journey.And in order to improve use reliability, the top of installation casing 1 is distributed formed with ridge, air inlet 11
In the both sides of ridge；As shown in figure 3, it is provided with support frame 16, support frame as described above 16 between rain shade 14 and the top of installation casing 1
Section be L-type, the top of support frame as described above 16 is slab construction, and ventilating opening is offered in the slab construction.Specifically, adopt
With the support frame 16 that section is L-type structure, the one side of support frame 16 can play rain shade 14 in the top braces of installation casing 1,
Meanwhile ventilating opening 161 is offered in the slab construction of the top horizontal of support frame 16 setting, so, extraneous air is passed through from support
The space entered below the slab construction at the top of frame 16 via ventilating opening 161 between the top of rain shade 14 and installation casing 1,
So, under rainy day environment, rainwater can be effectively avoided to enter in installation casing 1, to improve use reliability；It is preferred that
, support frame 16 is located at the inner side at the edge of rain shade 14, and rain shade 14 covers in support frame 16, and can be set on ventilating opening 161
Screen pack is put, carries out the air filtration of primary.
Likewise, in order to improve anti-rainwater ability, use reliability is improved, following scheme can also be used, such as Fig. 4 institutes
Show, supporting plate 17 is provided between rain shade 14 and the top of installation casing 1, and the top of the supporting plate 17 is to offer ventilating opening
171, the rain shade 14, which is located on the inside of the ventilating opening, is provided with weather shield 172.Specifically, the one side of supporting plate 17 can
Rain shade 14 is played in the top braces of installation casing 1, meanwhile, the ventilating opening 171 that the top of supporting plate 17 opens up is matched somebody with somebody with weather shield 172
Close, can stop that rainwater dust follows air-flow to enter in installation casing 1 by weather shield 172 under rainy day environment.And it is
The rainwater stopped by weather shield 172 of draining as early as possible, the bottom of supporting plate 17 offer with the position that the top of installation casing 1 is connected
Multiple single slope drainage holes, so, be dropped in the inclined plane at the top of installation casing 1 by the rainwater that weather shield 172 blocks, rainwater along
Inclined plane is snapped down to bottom and discharged by single slope drainage hole.Meanwhile screen pack can also be set on ventilating opening 111, carry out just
The air filtration of level.
Further, multiple rotatable blades 121 that keep out the wind, the blade that keeps out the wind are provided with the air outlet 12
121 free end is provided with the limiting section 122 of the rotating shaft outside left for being overlapped on the adjacent blade 121 that keeps out the wind.Tool
Body, during blower fan 3 starts blowing, the blade 121 that keeps out the wind is laterally rotated opening by Action of Wind pressure, and limiting section 122 is remote
Corresponding shaft is opened, and when blower fan 3 is shut down, the blade 121 that keeps out the wind is fallen by gravity, and limiting section 122 is resisted against corresponding turn
The blade 121 that keeps out the wind is limited in axle portion to be rotated further to inner side, obstructs the weather in the external world.
The utility model also provides the cooling control method that a kind of double case becomes charging equipment, is become using above-mentioned double case and filled
Electric equipment, cooling control method include：In the presence of blower fan so that passageway compartment formed negative pressure state, outside air via
The air inlet and the return air inlet enter the passageway compartment and with the low-voltage electrical cabinet in the low-voltage electrical apparatus room
Discharged after heat exchange from the air outlet.
Compared with prior art, the advantages of the utility model and good effect is：Double case provided by the utility model becomes
Charging equipment, by using the low-voltage electrical apparatus room of double arrangement so that the indoor formation negative pressure in passageway formed in installation casing,
Under suction function, outside air from the air inlet at top be drawn into passageway it is indoor and with the low pressure in the low-voltage electrical apparatus room of both sides
Discharged after Electric Appliance Cabinet heat exchange from air outlet, because installation casing is integrally formed negative pressure, also, assembling is in air outlet
Place, so, external wind can be entered smoothly in installation casing, and the enough smoothly air drafts of air outlet and can, can be effective
Windage is reduced, substantially reduces the component damage problem caused by temperature, improves the component life-span, improves equipment life, is saved
Improve double case with maintenance cost, realization after sale and become the radiating efficiency of charging equipment and improve use reliability.
Finally it should be noted that：Above example is only to illustrate the technical solution of the utility model, rather than its limitations；
Although the utility model is described in detail with reference to the foregoing embodiments, it will be understood by those within the art that：
It can still modify to the technical scheme described in foregoing embodiments, or which part technical characteristic is carried out etc.
With replacement；And these modifications or replacement, the essence of appropriate technical solution is departed from various embodiments of the utility model technology
The spirit and scope of scheme.
Claims (6)
1. a kind of double case becomes charging equipment, it is characterised in that including installation casing and is arranged in the installation casing
Two row's low-voltage electrical apparatus rooms, multiple low-voltage electrical cabinets are provided with the low-voltage electrical apparatus room, are located at two row institutes in the installation casing
State the region between low-voltage electrical apparatus room and form passageway compartment, air inlet, the installs case are provided with the top of the installation casing
The two side of body is provided with air outlet, and blower fan is configured with each air outlet；Outside air enters via the air inlet
To the passageway compartment, with being discharged after the low-voltage electrical cabinet heat exchange in the low-voltage electrical apparatus room from the air outlet.
2. double case according to claim 1 becomes charging equipment, it is characterised in that the one end of the installation casing is set
There is the door body for switching the passageway compartment, return air inlet is provided with the door body；Outside air also enters via the return air inlet
To the passageway compartment, with being discharged after the low-voltage electrical cabinet heat exchange in the low-voltage electrical apparatus room from the air outlet.
3. double case according to claim 2 becomes charging equipment, it is characterised in that is provided with the return air inlet multiple
Wind blade, a sidepiece of the wind blade are provided with the first kink, and the other side of the wind blade is provided with
The overbending direction of two kinks, the overbending direction of first kink and second kink is on the contrary, the wind blade
Section be Z-shaped structure；Overlapping region, the overlapping region are formed between the respective sides of the two neighboring wind blade
Middle formation S type wind paths.
4. double case according to claim 3 becomes charging equipment, it is characterised in that is provided with first on the return air inlet
Filter cotton, first filter cotton are located at the air side of the wind blade.
5. double case according to claim 1 becomes charging equipment, it is characterised in that the air inlet top is provided with rain cover
Cover, the second filter cotton is additionally provided between the air inlet and the passageway compartment.
6. double case according to claim 1 becomes charging equipment, it is characterised in that be provided with the air outlet it is multiple can
The blade that keeps out the wind rotated, the free end of the blade that keeps out the wind are provided with for being overlapped on outside the rotating shaft of the adjacent blade that keeps out the wind
The limiting section of side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721279932.XU CN207165995U (en) | 2017-09-30 | 2017-09-30 | Double case becomes charging equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721279932.XU CN207165995U (en) | 2017-09-30 | 2017-09-30 | Double case becomes charging equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207165995U true CN207165995U (en) | 2018-03-30 |
Family
ID=61724446
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721279932.XU Active CN207165995U (en) | 2017-09-30 | 2017-09-30 | Double case becomes charging equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207165995U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109599767A (en) * | 2017-09-30 | 2019-04-09 | 青岛特来电新能源有限公司 | Double row box transformer charging equipment and its heat dissipation control method |
-
2017
- 2017-09-30 CN CN201721279932.XU patent/CN207165995U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109599767A (en) * | 2017-09-30 | 2019-04-09 | 青岛特来电新能源有限公司 | Double row box transformer charging equipment and its heat dissipation control method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206531231U (en) | A kind of roof ventilation device | |
| CN210468539U (en) | Indoor ventilation system of transformer substation | |
| CN107396581A (en) | A kind of ventilated type outdoor power cabinet system | |
| CN205423085U (en) | Cooling device for wind driven generator cabin | |
| CN101509689B (en) | Equipment room ventilation purification plant | |
| CN103628661A (en) | Unpowered hood | |
| CN207165995U (en) | Double case becomes charging equipment | |
| CN203326425U (en) | Dustproof heat-dissipating box transformer substation for wind electricity | |
| CN207865567U (en) | Outdoor unit and air conditioner with same | |
| CN205282932U (en) | Novel distribution box | |
| CN206041284U (en) | A prefabricated cabin protection device | |
| CN205016884U (en) | Air -cooled american case becomes | |
| CN208127652U (en) | A kind of Novel outdoor ring network cabinet of air draft dehumidifying | |
| CN208923607U (en) | A box-type substation that prevents blockage of heat dissipation ports | |
| CN218296110U (en) | Micro-power fresh air system for closed workshop | |
| CN218850222U (en) | Ventilation structure of compact box-type substation | |
| CN114337099B (en) | Direct-connection air cooling device for self-cleaning wind driven generator | |
| CN206758904U (en) | A kind of electric power cabinet of rain-proof dedusting | |
| CN109599767A (en) | Double row box transformer charging equipment and its heat dissipation control method | |
| CN215222877U (en) | Communication base station for scheduling downlink communication resources | |
| CN115189244B (en) | Heat dissipation switch cabinet | |
| CN206310611U (en) | Cabinet air-conditioner and air-conditioner | |
| CN205029213U (en) | From DC power supply case of taking drainage mechanism | |
| CN209298712U (en) | prefabricated container | |
| CN114923247A (en) | A system and method for taking fresh air from an air-conditioning box |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 266000 Shandong Province, Qingdao city Laoshan District Songling Road No. 336 Co-patentee after: QINGDAO TGOOD ELECTRIC Co.,Ltd. Patentee after: Telai New Energy Co.,Ltd. Address before: 266000 No. 826-29 East China Road, hi tech Zone, Shandong, Qingdao Co-patentee before: QINGDAO TGOOD ELECTRIC Co.,Ltd. Patentee before: QINGDAO TELD NEW ENERGY Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20191211 Address after: Room 1001, 10 / F, No. 336, Songling Road, Laoshan District, Qingdao City, Shandong Province Patentee after: Qingdao teltel New Energy Technology Co.,Ltd. Address before: 266000 Shandong Province, Qingdao city Laoshan District Songling Road No. 336 Co-patentee before: QINGDAO TGOOD ELECTRIC Co.,Ltd. Patentee before: Telai New Energy Co.,Ltd. |