CN203944874U - A kind of convenient electric drill - Google Patents
A kind of convenient electric drill Download PDFInfo
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- CN203944874U CN203944874U CN201420288914.8U CN201420288914U CN203944874U CN 203944874 U CN203944874 U CN 203944874U CN 201420288914 U CN201420288914 U CN 201420288914U CN 203944874 U CN203944874 U CN 203944874U
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Abstract
The utility model provides a kind of convenient electric drill, belongs to electric tool technical field.This convenient electric drill comprises by left casing and right casing and fastens the casing forming, in casing bottom, power brick assembly is installed and power brick assembly is built-in with power supply, be provided with and there is positive switch at casing middle part, the switch assembly of auxiliary switch, speed reduction gearing and motor are installed in casing upper end, at casing upper end front end, moment cover inner ring is installed successively, moment cover back cover, moment cover fore shell, impact sleeve, drill chuck, speed reduction gearing comprises power transmission shaft, gearbox fore shell, gearbox back cover, stir gear ring, ring gear, left casing, on the lateral surface of right casing, all offer some ventilation slots, outside casing middle part, assist handle is installed, assist handle is made up of hand grip portion and clamping section, on the outer surface of assist handle, be coated with fluorescence coating, assist handle middle part is provided with regulating part, on drill chuck, be arranged with dust cover.This convenient electric drill has advantages of reasonable in design and easy to use.
Description
Technical field
The utility model belongs to electric tool technical field, relates to a kind of convenient electric drill.
Background technology
Electric drill is to utilize electricity to do the drilling machine of power, is the conventional products in electric tool, is also the electric tool series products having the call on market.Electric drill can be applicable to the use occasions such as building, finishing, family expenses, medical treatment, can be used for scrapings surface or pierce object.
The operation principle of electric drill is that the rotor of electromagnetic rotating formula or electromagnetic reciprocating low capacity motor does magnetic field intercepts acting running, drives apparatus for work by transmission mechanism, and driven gear strengthens the power of drill bit, makes drill bit pierce better object.In use electric drill process, people often need to use both hands simultaneously, but in prior art, most of electric drills designs are unreasonable, and hand-held inconvenience, uses people cumbersome, wastes time and energy.
In sum, for solving the structural deficiency of existing electric drill, need to design a kind of convenient electric drill reasonable in design and easy to use.
Summary of the invention
The purpose of this utility model is to have the problems referred to above for existing technology, has proposed a kind of convenient electric drill reasonable in design and easy to use.
The purpose of this utility model can realize by following technical proposal: a kind of convenient electric drill, comprise by left casing and right casing and fasten the casing forming, in casing bottom, power brick assembly is installed and power brick assembly is built-in with power supply, be provided with and there is positive switch at casing middle part, the switch assembly of auxiliary switch, described positive switch, auxiliary switch along continuous straight runs is located in respectively the both sides at casing middle part, speed reduction gearing is installed in casing upper end and there is the motor of motor output shaft, the end of described motor output shaft is installed with a gear, described motor, switch assembly, power supply electrical connection and formation closed-loop path, at casing upper end front end, moment cover inner ring is installed successively, moment cover back cover, moment cover fore shell, impact sleeve, drill chuck, described speed reduction gearing comprises power transmission shaft, gearbox fore shell, gearbox back cover, stir gear ring, ring gear, described gearbox fore shell and gearbox back cover are connected and form gearbox body and gearbox body and be arranged in casing, described gearbox body is arranged between moment cover inner ring and motor, in described gearbox body, be provided with the first speed change assembly, the second speed change assembly, the 3rd speed change assembly, described the first speed change assembly comprises that primary planet carrier and three edges are circumferentially evenly plugged in the primary planet pinion on primary planet carrier, described the second speed change assembly comprises that secondary planet frame and three edges are circumferentially evenly plugged in the secondary planetary gear on secondary planet frame, described gear ring while and three primary planet pinions stirred, the outer peripheral face of three secondary planetary gears is connected with a joggle, the inner peripheral surface of described gear and three primary planet pinions is connected with a joggle, described the 3rd speed change assembly comprises that third-level planetary frame and three edges are circumferentially evenly plugged in the third-level planetary gear on third-level planetary frame, described ring gear is connected with a joggle with the outer peripheral face of three third-level planetary gears simultaneously, described secondary planet frame middle part is installed with the inner peripheral surface that connects gear and connect gear and three third-level planetary gears and is connected with a joggle, described power transmission shaft is located in casing, described power transmission shaft one end is stretched out outside drill chuck and is had drill bit installing hole, the other end passes gearbox body and is connected with third-level planetary frame, described power transmission shaft, primary planet carrier, secondary planet frame, third-level planetary frame, motor output shaft coaxially arranges, described left casing, on the lateral surface of right casing, all offer some ventilation slots that are obliquely installed, outside casing middle part, assist handle is removably installed, described assist handle is made up of the hand grip portion being connected as a single entity and clamping section, on the outer surface of described assist handle, be evenly coated with fluorescence coating, described clamping section is set in casing middle part, described assist handle middle part is provided with the regulating part that can regulate clamping section clamping degree, on described drill chuck, be arranged with dust cover.
In the convenient electric drill of above-mentioned one, also be provided with at casing middle part and can control the push rod of motor positive and inverse and the two ends of push rod respectively through left casing and right casing, the vertical setting of line of described push rod and positive switch, auxiliary switch, described push rod, motor, switch assembly, power supply electrical connection and formation closed-loop path, be provided with the first back-moving spring, second back-moving spring that can make respectively positive switch, auxiliary switch reset in described switch assembly.
In the convenient electric drill of above-mentioned one, described hand grip portion has can place on the cavity volume of at least one drill bit and hand grip portion and is hingedly connected with the headkerchief that can seal cavity volume, is provided with some anti-skidding projections on the outer surface of described hand grip portion.
In the convenient electric drill of above-mentioned one, before casing middle part front end is also provided with, sheath body and positive switch run through by front sheath body, described in stir and on gear ring, be also provided with compensation gear ring.
In the convenient electric drill of above-mentioned one, between described impact sleeve and drill chuck, be provided with damping cover plate.
In the convenient electric drill of above-mentioned one, described casing is provided with relay indicating light, described relay indicating light, motor, switch assembly, power supply electrical connection and formation closed-loop path, and the outer surface of described drill chuck is provided with at least one Warning Mark.
Compared with prior art, the utility model overall construction design is reasonable, and each parts compact in design, electric drill stable working, and operating personnel hold easily comfortable.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model one preferred embodiment.
Fig. 2 is the structural representation at another visual angle of Fig. 1.
Fig. 3 is the structural representation at another visual angle of Fig. 2.
Fig. 4 is the explosive view of the utility model one preferred embodiment.
Fig. 5 is the explosive view of assist handle in the utility model one preferred embodiment.
Fig. 6 is the explosive view of casing in the utility model one preferred embodiment.
Fig. 7 is the explosive view of switch assembly in the utility model one preferred embodiment.
Fig. 8 is the explosive view of drill chuck in the utility model one preferred embodiment.
In figure, 11, left casing; 12, right casing; 13, ventilation slot; 14, front sheath body; 20, power brick assembly; 21, power supply; 30, switch assembly; 31, positive switch; 32, auxiliary switch; 40, speed reduction gearing; 41, power transmission shaft; 411, drill bit installing hole; 42, gearbox fore shell; 43, gearbox back cover; 44, stir gear ring; 45, ring gear; 46, the first speed change assembly; 461, primary planet carrier; 462, primary planet pinion; 47, the second speed change assembly; 471, secondary planet frame; 472, secondary planetary gear; 48, the 3rd speed change assembly; 481, third-level planetary frame; 482, third-level planetary gear; 49, compensation gear ring; 50, motor; 61, moment cover inner ring; 62, moment cover back cover; 63, moment cover fore shell; 64, impact sleeve; 65, drill chuck; 651, Warning Mark; 66, damping cover plate; 70, assist handle; 71, hand grip portion; 711, anti-skidding projection; 72, clamping section; 73, regulating part; 80, dust cover; 90, push rod; 100, relay indicating light.
Detailed description of the invention
Be below specific embodiment of the utility model by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiment.
As shown in Figures 1 to 8, this convenient electric drill comprises by left casing 11 and right casing 12 and fastens the casing forming, in casing bottom, power brick assembly 20 is installed and power brick assembly 20 is built-in with power supply 21, be provided with and there is positive switch 31 at casing middle part, the switch assembly 30 of auxiliary switch 32, positive switch 31, auxiliary switch 32 along continuous straight runs are located in respectively the both sides at casing middle part, speed reduction gearing 40 is installed in casing upper end and there is the motor 50 of motor output shaft, the end of motor output shaft is installed with a gear, motor 50, switch assembly 30, power supply 21 is electrically connected and forms closed-loop path, at casing upper end front end, moment cover inner ring 61 is installed successively, moment cover back cover 62, moment cover fore shell 63, impact sleeve 64, drill chuck 65, speed reduction gearing 40 comprises power transmission shaft 41, gearbox fore shell 42, gearbox back cover 43, stir gear ring 44, ring gear 45, gearbox fore shell 42 and gearbox back cover 43 are connected and form gearbox body and gearbox body is arranged in casing, gearbox body is arranged between moment cover inner ring 61 and motor 50, in gearbox body, be provided with the first speed change assembly 46, the second speed change assembly 47, the 3rd speed change assembly 48, the first speed change assembly 46 comprises that primary planet carrier 461 and three edges are circumferentially evenly plugged in the primary planet pinion 462 on primary planet carrier 461, the second speed change assembly 47 comprises that secondary planet frame 471 and three edges are circumferentially evenly plugged in the secondary planetary gear 472 on secondary planet frame 471, stir 44 whiles and three primary planet pinions 462 of gear ring, the outer peripheral face of three secondary planetary gears 472 is connected with a joggle, the inner peripheral surface of gear and three primary planet pinions 462 is connected with a joggle, the 3rd speed change assembly 48 comprises that third-level planetary frame 481 and three edges are circumferentially evenly plugged in the third-level planetary gear 482 on third-level planetary frame 481, ring gear 45 is connected with a joggle with the outer peripheral face of three third-level planetary gears 482 simultaneously, secondary planet frame 471 middle parts are installed with the inner peripheral surface that connects gear and connect gear and three third-level planetary gears 482 and are connected with a joggle, power transmission shaft 41 is located in casing, power transmission shaft 41 one end are stretched out outside drill chuck 65 and are had drill bit installing hole 411, the other end passes gearbox body and is connected with third-level planetary frame 481, power transmission shaft 41, primary planet carrier 461, secondary planet frame 471, third-level planetary frame 481, motor output shaft coaxially arranges, left casing 11, on the lateral surface of right casing 12, all offer multiple ventilation slots that are obliquely installed 13, outside casing middle part, assist handle 70 is removably installed, assist handle 70 is made up of the hand grip portion 71 being connected as a single entity and clamping section 72, on the outer surface of assist handle 70, be evenly coated with fluorescence coating, clamping section 72 is set in casing middle part, assist handle 70 middle parts are provided with the regulating part 73 that can regulate clamping section 72 clamping degrees, on drill chuck 65, be arranged with dust cover 80.
In the utility model, power supply 21 is built in power brick assembly 20 inside, and power brick assembly 20 has played storing and storage line function, has avoided outside lines excessively random, is convenient to user's take-up, offers convenience to telecommute.
The front and back position of switch assembly 30 is respectively equipped with the positive switch 31 of series connection and auxiliary switch 32, and its using method is: point simultaneously and push down positive switch 31 when user pushes down auxiliary switch 32 with palm, and home loop conducting, this convenient electric drill is started working.Increased after an auxiliary switch 32 with regard to many one deck safety devices, needed in use to push down positive switch 31 with finger simultaneously, palm is pushed down auxiliary switch 32 and just can be worked, reasonable in design and simple to operate.In this case, switch assembly 30 can be integrated in positive switch 31 or auxiliary switch 32, also independent design switch assembly 30 according to actual needs, reasonable in design and practical.
Entirety speed reduction gearing 40 comprises three groups of speed change assemblies, and reasonable in design, each parts layout is tight, and this speed reduction gearing 40 can be realized multi-change speed, and operating efficiency is high.The driving force of motor 50 is sent on power transmission shaft 41 by speed reduction gearing 40, and in the course of work, the synchronous power transmission shaft 41 that drives of motor 50 rotates, and then the work of turning cylinder drive drill bit, makes electric drill realize scrapings surface, pierces the functions such as object.
The convenient electric drill of basis is under original state, and the drill bit installing hole 411 of power transmission shaft 41 is for drill bit is installed, and simple in structure and frock facilitates.
In the utility model, the general position that generates heat during near electric drill work of the Position Design of ventilation slot 13, ventilation slot 13 makes the heat that inner body distributes can be diffused in time the external world, has avoided motor 50 or speed reduction gearing 40 overheated and burn the generation of phenomenon.
Casing middle part is removably provided with assist handle 70, and in electric drill work, assist handle 70 can be realized the function of operating personnel's two-handed hand-held electric drill work, increases job stability, and electric drill stable working, operating personnel are held easily.Regulating part 73 can regulate the clamping degree of clamping section 72, to be applicable to the user demand of different crowd.In addition, assist handle 70 has also played the effect of certain Shockproof damping.
Wherein, on the outer surface of assist handle 70, be evenly coated with fluorescence coating, also can see the position at electric drill place at power-off or light dark in the situation that, simple in structure and easy to process, avoid user's electric drill of stumbling that the events such as scratch occur.
On drill chuck 65, be arranged with dust cover 80, dust cover 80 can prevent that the chip that electric drill when work splashes from entering into casing inside, and then affects electric drill and normally work, easy for installation and practical, good dustproof effect.In addition, dust cover 80 can be preferably made up of flexible material, can't affect the degree of depth of electric drill boring in dustproof.
Preferably, also be provided with at casing middle part and can control the push rod 90 of motor 50 rotatings and the two ends of push rod 90 respectively through left casing 11 and right casing 12, the vertical setting of line of push rod 90 and positive switch 31, auxiliary switch 32, push rod 90, motor 50, switch assembly 30, power supply 21 are electrically connected and form closed-loop path, are provided with the first back-moving spring, second back-moving spring that can make respectively positive switch 31, auxiliary switch 32 reset in switch assembly 30.Reasonable in design and each parts compact in design of said structure, has heightened the operating efficiency of electric drill.
Preferably, hand grip portion 71 has can place on the cavity volume of at least one drill bit and hand grip portion 71 and is hingedly connected with the headkerchief that can seal cavity volume.After electric drill works long hours, easily there is the phenomenons such as drill bit blunt, need in time more bit change, therefore in cavity volume, can receive the drill bit for changing, in the time that changing, open by needs headkerchief, save time, reasonable in design and easy to use.In addition, cavity volume also plays and prevents depreciation effect drill bit, can also prevent drill bit be exposed to outer accidental injury other people.It is worth mentioning that, in cavity volume, can also pack other small-sized accessories into, so that electric drill need of work has improved space availability ratio.
In addition, further preferably, on the outer surface of hand grip portion 71, be provided with multiple anti-skidding protruding 711.In the utility model, anti-skidding protruding 711 can be chosen as strip projected parts or point-like projection, anti-skidding protruding 711 have increased intensity and the comfort of assist handle 70, in the time of this convenient electric drill work, assist handle 70 comfortable feels and hold firm, service life reasonable in design, to have improved operating efficiency and assist handle 70.
Preferably, before casing middle part front end is also provided with, sheath body 14 and positive switch 31 run through by front sheath body 14, stir on gear ring 44 and are also provided with and compensate gear ring 49.Front sheath body 14 plays the effect of casing of reinforcing, and compensation gear ring 49 can be widened and stirs gear ring 44, makes to stir gear ring 44 stable working, has improved operating efficiency.
As everyone knows, in electric drill work, can produce vibrations, preferably, between impact sleeve 64 and drill chuck 65, be provided with damping cover plate 66.Damping cover plate 66 can be preferably flexible material, and when use, damping cover plate 66 can absorb the vibrations that electric drill produces, thereby has reduced the transmission of vibrations to human body, reasonable in design, has improved comfort and operating accuracy.
Preferably, casing is provided with relay indicating light 100, and relay indicating light 100, motor 50, switch assembly 30, power supply 21 are electrically connected and form closed-loop path, and the outer surface of drill chuck 65 is provided with at least one Warning Mark 651.Relay indicating light 100 and Warning Mark 651 all play indicative function, and in the time that electric drill carries out bore operation, duty that can prompting operation person's electric drill, has facilitated operator to carry out operation, has improved operating efficiency.
Specific embodiment described herein is only to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various amendments or supplements or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.
Claims (6)
1. a convenient electric drill, comprise by left casing and right casing and fasten the casing forming, it is characterized in that, in casing bottom, power brick assembly is installed and power brick assembly is built-in with power supply, be provided with and there is positive switch at casing middle part, the switch assembly of auxiliary switch, described positive switch, auxiliary switch along continuous straight runs is located in respectively the both sides at casing middle part, speed reduction gearing is installed in casing upper end and there is the motor of motor output shaft, the end of described motor output shaft is installed with a gear, described motor, switch assembly, power supply electrical connection and formation closed-loop path, at casing upper end front end, moment cover inner ring is installed successively, moment cover back cover, moment cover fore shell, impact sleeve, drill chuck, described speed reduction gearing comprises power transmission shaft, gearbox fore shell, gearbox back cover, stir gear ring, ring gear, described gearbox fore shell and gearbox back cover are connected and form gearbox body and gearbox body and be arranged in casing, described gearbox body is arranged between moment cover inner ring and motor, in described gearbox body, be provided with the first speed change assembly, the second speed change assembly, the 3rd speed change assembly, described the first speed change assembly comprises that primary planet carrier and three edges are circumferentially evenly plugged in the primary planet pinion on primary planet carrier, described the second speed change assembly comprises that secondary planet frame and three edges are circumferentially evenly plugged in the secondary planetary gear on secondary planet frame, described gear ring while and three primary planet pinions stirred, the outer peripheral face of three secondary planetary gears is connected with a joggle, the inner peripheral surface of described gear and three primary planet pinions is connected with a joggle, described the 3rd speed change assembly comprises that third-level planetary frame and three edges are circumferentially evenly plugged in the third-level planetary gear on third-level planetary frame, described ring gear is connected with a joggle with the outer peripheral face of three third-level planetary gears simultaneously, described secondary planet frame middle part is installed with the inner peripheral surface that connects gear and connect gear and three third-level planetary gears and is connected with a joggle, described power transmission shaft is located in casing, described power transmission shaft one end is stretched out outside drill chuck and is had drill bit installing hole, the other end passes gearbox body and is connected with third-level planetary frame, described power transmission shaft, primary planet carrier, secondary planet frame, third-level planetary frame, motor output shaft coaxially arranges, described left casing, on the lateral surface of right casing, all offer some ventilation slots that are obliquely installed, outside casing middle part, assist handle is removably installed, described assist handle is made up of the hand grip portion being connected as a single entity and clamping section, on the outer surface of described assist handle, be evenly coated with fluorescence coating, described clamping section is set in casing middle part, described assist handle middle part is provided with the regulating part that can regulate clamping section clamping degree, on described drill chuck, be arranged with dust cover.
2. the convenient electric drill of one according to claim 1, it is characterized in that, also be provided with at casing middle part and can control the push rod of motor positive and inverse and the two ends of push rod respectively through left casing and right casing, the vertical setting of line of described push rod and positive switch, auxiliary switch, described push rod, motor, switch assembly, power supply electrical connection and formation closed-loop path, be provided with the first back-moving spring, second back-moving spring that can make respectively positive switch, auxiliary switch reset in described switch assembly.
3. the convenient electric drill of one according to claim 2, it is characterized in that, described hand grip portion has can place on the cavity volume of at least one drill bit and hand grip portion and is hingedly connected with the headkerchief that can seal cavity volume, is provided with some anti-skidding projections on the outer surface of described hand grip portion.
4. the convenient electric drill of one according to claim 3, is characterized in that, before casing middle part front end is also provided with, sheath body and positive switch run through by front sheath body, described in stir and on gear ring, be also provided with compensation gear ring.
5. the convenient electric drill of one according to claim 4, is characterized in that, is provided with damping cover plate between described impact sleeve and drill chuck.
6. the convenient electric drill of one according to claim 5, it is characterized in that, described casing is provided with relay indicating light, described relay indicating light, motor, switch assembly, power supply electrical connection and formation closed-loop path, and the outer surface of described drill chuck is provided with at least one Warning Mark.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420288914.8U CN203944874U (en) | 2014-05-29 | 2014-05-29 | A kind of convenient electric drill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420288914.8U CN203944874U (en) | 2014-05-29 | 2014-05-29 | A kind of convenient electric drill |
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| Publication Number | Publication Date |
|---|---|
| CN203944874U true CN203944874U (en) | 2014-11-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420288914.8U Active CN203944874U (en) | 2014-05-29 | 2014-05-29 | A kind of convenient electric drill |
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| CN (1) | CN203944874U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104551096A (en) * | 2014-11-28 | 2015-04-29 | 浙江明磊工具实业有限公司 | Portable electric drill |
| CN104588727A (en) * | 2014-11-28 | 2015-05-06 | 浙江明磊工具实业有限公司 | Electric drill |
| CN104607695A (en) * | 2014-11-28 | 2015-05-13 | 浙江明磊工具实业有限公司 | Transmission device of electric drill |
| CN104625161A (en) * | 2014-11-28 | 2015-05-20 | 浙江明磊工具实业有限公司 | Improved type electric drill |
| CN106001711A (en) * | 2016-06-29 | 2016-10-12 | 苏州博来喜电器有限公司 | Lithium electric gun |
| CN106695026A (en) * | 2017-03-14 | 2017-05-24 | 郭斌 | Hot-melting drilling machine assembly |
| US11084006B2 (en) | 2017-03-23 | 2021-08-10 | Milwaukee Electric Tool Corporation | Mud mixer |
| US11318589B2 (en) | 2018-02-19 | 2022-05-03 | Milwaukee Electric Tool Corporation | Impact tool |
-
2014
- 2014-05-29 CN CN201420288914.8U patent/CN203944874U/en active Active
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104551096A (en) * | 2014-11-28 | 2015-04-29 | 浙江明磊工具实业有限公司 | Portable electric drill |
| CN104588727A (en) * | 2014-11-28 | 2015-05-06 | 浙江明磊工具实业有限公司 | Electric drill |
| CN104607695A (en) * | 2014-11-28 | 2015-05-13 | 浙江明磊工具实业有限公司 | Transmission device of electric drill |
| CN104625161A (en) * | 2014-11-28 | 2015-05-20 | 浙江明磊工具实业有限公司 | Improved type electric drill |
| CN104588727B (en) * | 2014-11-28 | 2017-05-10 | 浙江明磊工具实业有限公司 | Electric drill |
| CN104607695B (en) * | 2014-11-28 | 2017-05-10 | 浙江明磊工具实业有限公司 | Transmission device of electric drill |
| CN104551096B (en) * | 2014-11-28 | 2017-10-10 | 浙江明磊工具实业有限公司 | A kind of convenient electric drill |
| CN106001711A (en) * | 2016-06-29 | 2016-10-12 | 苏州博来喜电器有限公司 | Lithium electric gun |
| CN106695026A (en) * | 2017-03-14 | 2017-05-24 | 郭斌 | Hot-melting drilling machine assembly |
| US11084006B2 (en) | 2017-03-23 | 2021-08-10 | Milwaukee Electric Tool Corporation | Mud mixer |
| US11318589B2 (en) | 2018-02-19 | 2022-05-03 | Milwaukee Electric Tool Corporation | Impact tool |
| US11964368B2 (en) | 2018-02-19 | 2024-04-23 | Milwaukee Electric Tool Corporation | Impact tool |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
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Address after: 315145 Zhejiang city of Ningbo province Yinzhou District Binhai Investment Center East Yin Road No. 188 Patentee after: Zhejiang Minglei lithium energy technology Co., Ltd Address before: 315145 Zhejiang city of Ningbo province Yinzhou District Binhai Investment Center East Yin Road No. 188 Patentee before: ZHEJIANG MINGLEI TOOLS INDUSTRY Co.,Ltd. |