CN101844733A - Electric winch - Google Patents

Electric winch Download PDF

Info

Publication number
CN101844733A
CN101844733A CN 201010184492 CN201010184492A CN101844733A CN 101844733 A CN101844733 A CN 101844733A CN 201010184492 CN201010184492 CN 201010184492 CN 201010184492 A CN201010184492 A CN 201010184492A CN 101844733 A CN101844733 A CN 101844733A
Authority
CN
China
Prior art keywords
clutch
sun wheel
gear
ring
deceleration box
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.)
Granted
Application number
CN 201010184492
Other languages
Chinese (zh)
Other versions
CN101844733B (en
Inventor
张国纲
王明强
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ZHEJIANG NOWVOW MECHANICAL AND ELECTRICAL CORP.
Original Assignee
Zhejiang Nowvow Mechanical and Electrical Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Zhejiang Nowvow Mechanical and Electrical Co Ltd filed Critical Zhejiang Nowvow Mechanical and Electrical Co Ltd
Priority to CN 201010184492 priority Critical patent/CN101844733B/en
Publication of CN101844733A publication Critical patent/CN101844733A/en
Application granted granted Critical
Publication of CN101844733B publication Critical patent/CN101844733B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Landscapes

  • Retarders (AREA)

Abstract

The invention discloses an electric winch, which comprises a motor, a driving rod, a roller, a speed-reducing mechanism and a left bracket, wherein the motor is fixed on the left bracket; the left end of the driving rod is connected with the motor; the right end of the driving rod is connected with the speed-reducing mechanism which is also connected with the roller and is a planetary gear box; the planetary gear box is internally provided with at least two groups of planetary gear assemblies and clutch mechanisms; and sun gears of each group of planetary gear assembly are coaxially arranged. The invention has the advantages that planetary gears are arranged in the same gear box and the sun gears are coaxial, thereby improving the concentricity and the efficiency of the winch and reducing the running noise of the winch.

Description

A kind of electric capstan
Technical field
The present invention relates to a kind of electric capstan.
Background technology
Existing electric capstan differential tooth or three grades of separation structures of adopting more, efficient is poor, concentricity is poor, and noise is big when causing machine run, simultaneously because the electric capstan working environment is relatively poor, often influences the machine normal operation owing to water inlet causes inner member to get rusty.
Summary of the invention
The object of the present invention is to provide a kind of electric capstan, can effectively solve the existing problem that electric capstan efficient is poor, noise is big.
In order to solve the problems of the technologies described above, the present invention is achieved by the following technical solutions: a kind of electric capstan, comprise motor, drive link, cylinder, speed reduction gearing, left socle, described motor is fixed on the left socle, the left end of described drive link is connected with motor, the right-hand member of described drive link connects speed reduction gearing, described speed reduction gearing also is connected with cylinder, described speed reduction gearing is a planetary gear reduction box, comprise at least two group planetary gear sets, clutch mechanism in the described planetary gear reduction box, the coaxial setting of the sun wheel of described every group of planetary gear set.
Preferably, described planetary gear reduction box comprises deceleration box and is arranged on three groups of interior planetary gear sets of deceleration box, described three groups of planetary gear sets comprise first sun wheel, first satellite gear, first gear ring, second sun wheel, second satellite gear, second gear ring, the 3rd sun wheel, the third line star-wheel, the 3rd gear ring, described first gear ring is fixed on deceleration box in-to-in right side, described first sun wheel is fixed on the drive link, described second sun wheel, the 3rd sun wheel is set on the drive link, described first satellite gear is arranged between first sun wheel and first gear ring, described first sun wheel and the first satellite gear external toothing, first satellite gear also with in first gear ring meshes, the center of described first satellite gear is provided with tooth axle I, described second sun wheel is provided with and the suitable axis hole II of tooth axle I, described second satellite gear is arranged between second sun wheel and second gear ring, engagement in described second sun wheel and second satellite gear, engagement in described second satellite gear and second gear ring, described second satellite gear is provided with at least one rooted tooth axle II, described the 3rd sun wheel is provided with and the suitable axis hole III of tooth axle II, described the third line star-wheel is arranged between the 3rd sun wheel and the 3rd gear ring, engagement in described the 3rd sun wheel and the third line star-wheel, engagement in described the third line star-wheel and the 3rd gear ring, described the third line star-wheel is provided with at least one rooted tooth axle III, and the side of described cylinder is provided with and the suitable axis hole I of tooth axle III; A kind of three deceleration box that sun wheel is coaxial.
Preferably, described first gear ring and deceleration box are integrally manufactured; The external diameter design-calculated of first gear ring is less, can raise the efficiency, and reduces noise, and is integrally manufactured more sturdy and durable.
Preferably, described clutch mechanism comprises the power-transfer clutch handle, clutch cam, the clutch spring, clutch rod, the slide plate assembly, have placed cavity on the described power-transfer clutch handle, described power-transfer clutch handle be located in the right-hand member of deceleration box, the right-hand member of described deceleration box is provided with protruding axle, be disposed with clutch cam from left to right on the described protruding axle, the slide plate assembly, the clutch spring, described slide plate assembly is provided with at least one clutch rod, also be provided with at least one projection and at least one groove on the described slide plate assembly, described clutch cam is provided with at least one wedge and at least one hole clipping, described power-transfer clutch handle is provided with inserted link, the groove that described inserted link wore the slide plate assembly is arranged in the hole clipping of clutch cam, described second gear ring is provided with some clutch slot, described deceleration box right-hand member is provided with the tie rod hole suitable with clutch rod, described clutch rod one end is arranged on the slide plate assembly, and the other end of clutch rod wore tie rod hole and is arranged in the clutch slot; The brand new clutch configuration can be controlled machine run preferably.
Preferably, described clutch rod middle part is provided with the annular seal groove I, is provided with the seal ring I in the described seal groove I; The clutch rod place is carried out water-proff packing.
Preferably, described deceleration box left end is provided with capping, have the seal groove II in the described capping, described cylinder comprises barrel hot jacket spare, steel rope rib, described steel rope rib vertically is located on the barrel hot jacket spare, also be provided with the seal ring II between the capping of described steel rope rib and deceleration box, described seal ring II is arranged in the seal groove II; To sealing between deceleration box and the cylinder.
Preferably, be provided with the seal ring III between described deceleration box and the capping; Strengthen the sealing between deceleration box and the capping.
Preferably, offer the seal groove III on the described left socle, be provided with the seal ring IV between the steel rope rib of described cylinder and the left socle, described seal ring IV is arranged in the seal groove III; Make between left socle and the cylinder and seal.
Preferably, be provided with the seal ring V between described motor and left socle; Sealing between right angle motor and the left socle.
Compared with prior art, advantage of the present invention is: satellite gear is in same deceleration box, and sun wheel is all coaxial, has improved the efficient of concentricity and capstan winch, has reduced the running noise of capstan winch.
Description of drawings
Fig. 1 is the structural representation of a kind of electric capstan of the present invention;
Fig. 2 is the structural representation of the planetary gear reduction box of a kind of electric capstan of the present invention;
Fig. 3 is the structural representation of the deceleration box of a kind of electric capstan of the present invention;
Fig. 4 is the structural representation of the cylinder of a kind of electric capstan of the present invention;
Fig. 5 is the slide plate assembly of a kind of electric capstan of the present invention and the structural representation of clutch rod;
Fig. 6 is the structural representation of the slide plate assembly of a kind of electric capstan of the present invention;
Fig. 7 is the structural representation of second gear ring of a kind of electric capstan of the present invention;
Fig. 8 is the structural representation of the power-transfer clutch handle of a kind of electric capstan of the present invention;
Fig. 9 is the structural representation of the clutch cam of a kind of electric capstan of the present invention;
Figure 10 is the left view of Fig. 9.
The specific embodiment
Consult the embodiment of Fig. 1 for a kind of electric capstan of the present invention, a kind of electric capstan, comprise motor 1, drive link 2, cylinder 3, speed reduction gearing 4, left socle 5, described motor 1 is fixed on the left socle 5, the left end of described drive link 2 is connected with motor 1, the right-hand member of described drive link 2 connects speed reduction gearing 4, described speed reduction gearing 4 also is connected with cylinder 3, described speed reduction gearing 4 is a planetary gear reduction box, comprise at least two group planetary gear sets 6, clutch mechanism 7 in the described planetary gear reduction box, the coaxial setting of the sun wheel of described every group of planetary gear set 6.
Consult Fig. 2, described planetary gear reduction box comprises deceleration box 41 and is arranged on three groups of planetary gear sets 6 in the deceleration box 41, described three groups of planetary gear sets 6 comprise first sun wheel 61, first satellite gear 62, first gear ring 63, second sun wheel 64, second satellite gear 65, second gear ring 66, the 3rd sun wheel 67, the third line star-wheel 68, the 3rd gear ring 69, described first gear ring 63 is fixed on deceleration box 41 in-to-in right sides, described first sun wheel 61 is fixed on the drive link 2, described second sun wheel 64, the 3rd sun wheel 67 is set on the drive link 2, described first satellite gear 62 is arranged between first sun wheel 61 and first gear ring 63, described first sun wheel 61 and 62 external toothings of first satellite gear, first satellite gear 62 also with in first gear ring 63 meshes, the center of described first satellite gear 62 is provided with tooth axle I 621, described second sun wheel 64 is provided with the axis hole II suitable with tooth axle I 621, described second satellite gear 65 is arranged between second sun wheel 64 and second gear ring 66, engagement in described second sun wheel 64 and second satellite gear 65, engagement in described second satellite gear 65 and second gear ring 66, described second satellite gear 65 is provided with at least one rooted tooth axle II 651, described the 3rd sun wheel 67 is provided with the axis hole III suitable with tooth axle II 651, described the third line star-wheel 68 is arranged between the 3rd sun wheel 67 and the 3rd gear ring 69, described the 3rd sun wheel 67 and the 68 interior engagements of the third line star-wheel, engagement in described the third line star-wheel 68 and the 3rd gear ring 69, described the third line star-wheel 68 is provided with at least one rooted tooth axle III 681, the side of described cylinder 3 is provided with the axis hole I suitable with tooth axle III 681, consult Fig. 3, described first gear ring 63 is integrally manufactured with deceleration box 41.
Described clutch mechanism 7 comprises power-transfer clutch handle 71, clutch cam 72, clutch spring 73, clutch rod 74, slide plate assembly 75, consult Fig. 8, have placed cavity 711 on the described power-transfer clutch handle 71, described power-transfer clutch handle 71 be located in the right-hand member of deceleration box 41, the right-hand member of described deceleration box 41 is provided with protruding axle 411, be disposed with clutch cam 72 from left to right on the described protruding axle 411, slide plate assembly 75, clutch spring 73, consult Fig. 5, Fig. 6, described slide plate assembly 75 is provided with at least one clutch rod 74, also be provided with at least one projection 751 and at least one groove 752 on the described slide plate assembly 75, consult Fig. 9, Figure 10, described clutch cam 72 is provided with at least one wedge 721 and at least one hole clipping 722, described power-transfer clutch handle 71 is provided with inserted link 712, the groove 752 that described inserted link 712 wore slide plate assembly 75 is arranged in the hole clipping 722 of clutch cam 72, consult Fig. 7, described second gear ring 66 is provided with some clutch slot 661, described deceleration box 41 right-hand members are provided with the tie rod hole 412 suitable with clutch rod 74, described clutch rod 74 1 ends are arranged on the slide plate assembly 75, and the other end of clutch rod 74 wore tie rod hole 412 and is arranged in the clutch slot 661.
Described clutch rod 74 middle parts are provided with annular seal groove I 741, be provided with seal ring I 81 in the described seal groove I 741, described deceleration box 41 left ends are provided with capping 42, have the seal groove II in the described capping 42, consult Fig. 4, described cylinder 3 comprises barrel hot jacket spare 31, steel rope rib 32, described steel rope rib 32 vertically is located on the barrel hot jacket spare 31, also be provided with seal ring II 82 between the capping 42 of described steel rope rib 32 and deceleration box 41, described seal ring II 82 is arranged in the seal groove II, be provided with seal ring III 83 between described deceleration box 41 and the capping 42, offer the seal groove III on the described left socle 5, be provided with seal ring IV 84 between the steel rope rib 32 of described cylinder 3 and the left socle 5, described seal ring IV 84 is arranged in the seal groove III, and 5 of described motor 1 and left socles are provided with seal ring V 85.
During work, drive drive link 2 by motor 1 and rotate, make first sun wheel, 61 rotations of drive link 2 other ends, thereby make whole reducing mechanism 4 runnings, drive cylinder 3 by the third line star-wheel 68 at last and rotate, thus the function of realization capstan winch.Clutch mechanism 7 is by rotating power-transfer clutch handle 71, power-transfer clutch handle 71 drives clutch cam 72 rotating certain angle, by projection 751 on wedge on the clutch cam 721 and the slide plate assembly 75 and 73 effects of clutch spring, the clutch slot 661 that clutch rod 74 is snapped in or deviate from second gear ring 66, thereby the operation of control machine.

Claims (9)

1. electric capstan, comprise motor (1), drive link (2), cylinder (3), speed reduction gearing (4), left socle (5), described motor (1) is fixed on the left socle (5), the left end of described drive link (2) is connected with motor (1), the right-hand member of described drive link (2) connects speed reduction gearing (4), described speed reduction gearing (4) also is connected with cylinder (3), it is characterized in that: described speed reduction gearing (4) is a planetary gear reduction box, comprise at least two group planetary gear sets (6) in the described planetary gear reduction box, clutch mechanism (7), the coaxial setting of sun wheel of described every group of planetary gear set (6).
2. a kind of electric capstan as claimed in claim 1, it is characterized in that: described planetary gear reduction box comprises deceleration box (41) and is arranged on the interior three groups of planetary gear sets (6) of deceleration box (41), described three groups of planetary gear sets (6) comprise first sun wheel (61), first satellite gear (62), first gear ring (63), second sun wheel (64), second satellite gear (65), second gear ring (66), the 3rd sun wheel (67), the third line star-wheel (68), the 3rd gear ring (69), described first gear ring (63) is fixed on deceleration box (41) in-to-in right side, described first sun wheel (61) is fixed on the drive link (2), described second sun wheel (64), the 3rd sun wheel (67) is set on the drive link (2), described first satellite gear (62) is arranged between first sun wheel (61) and first gear ring (63), described first sun wheel (61) and first satellite gear (62) external toothing, first satellite gear (62) also with in first gear ring (63) meshes, the center of described first satellite gear (62) is provided with tooth axle I (621), described second sun wheel (64) is provided with and the suitable axis hole II of tooth axle I (621), described second satellite gear (65) is arranged between second sun wheel (64) and second gear ring (66), described second sun wheel (64) and the interior engagement of second satellite gear (65), described second satellite gear (65) and the interior engagement of second gear ring (66), described second satellite gear (65) is provided with at least one rooted tooth axle II (651), described the 3rd sun wheel (67) is provided with and the suitable axis hole III of tooth axle II (651), described the third line star-wheel (68) is arranged between the 3rd sun wheel (67) and the 3rd gear ring (69), described the 3rd sun wheel (67) and the interior engagement of the third line star-wheel (68), described the third line star-wheel (68) and the interior engagement of the 3rd gear ring (69), described the third line star-wheel (68) is provided with at least one rooted tooth axle III (681), and the side of described cylinder (3) is provided with and the suitable axis hole I of tooth axle III (681).
3. a kind of electric capstan as claimed in claim 2 is characterized in that: described first gear ring (63) is integrally manufactured with deceleration box (41).
4. a kind of electric capstan as claimed in claim 2, it is characterized in that: described clutch mechanism (7) comprises power-transfer clutch handle (71), clutch cam (72), clutch spring (73), clutch rod (74), slide plate assembly (75), have placed cavity (711) on the described power-transfer clutch handle (71), described power-transfer clutch handle (71) be located in the right-hand member of deceleration box (41), the right-hand member of described deceleration box (41) is provided with protruding axle (411), be disposed with clutch cam (72) from left to right on the described protruding axle (411), slide plate assembly (75), clutch spring (73), described slide plate assembly (75) is provided with at least one clutch rod (74), also be provided with at least one projection (751) and at least one groove (752) on the described slide plate assembly (75), described clutch cam (72) is provided with at least one wedge (721) and at least one hole clipping (722), described power-transfer clutch handle (71) is provided with inserted link (712), the groove (752) that described inserted link (712) wore slide plate assembly (75) is arranged in the hole clipping (722) of clutch cam (72), described second gear ring (66) is provided with some clutch slot (661), described deceleration box (41) right-hand member is provided with and the suitable tie rod hole (412) of clutch rod (74), described clutch rod (74) one ends are arranged on the slide plate assembly (75), and the other end of clutch rod (74) wore tie rod hole (412) and is arranged in the clutch slot (661).
5. a kind of electric capstan as claimed in claim 4 is characterized in that: described clutch rod (74) middle part is provided with annular seal groove I (741), is provided with seal ring I (81) in the described seal groove I (741).
6. as each described a kind of electric capstan in the claim 2 to 5, it is characterized in that: described deceleration box (41) left end is provided with capping (42), described capping has the seal groove II on (42), described cylinder (3) comprises barrel hot jacket spare (31), steel rope rib (32), described steel rope rib (32) vertically is located on the barrel hot jacket spare (31), also be provided with seal ring II (82) between the capping (42) of described steel rope rib (32) and deceleration box (41), described seal ring II (82) is arranged in the seal groove II.
7. a kind of electric capstan as claimed in claim 6 is characterized in that: be provided with seal ring III (83) between described deceleration box (41) and the capping (42).
8. a kind of electric capstan as claimed in claim 6, it is characterized in that: described left socle offers the seal groove III on (5), be provided with seal ring IV (84) between the steel rope rib (32) of described cylinder (3) and the left socle (5), described seal ring IV (84) is arranged in the seal groove III.
9. as each described a kind of electric capstan in the claim 1 to 5, it is characterized in that: be provided with seal ring V (85) between described motor (1) and left socle (5).
CN 201010184492 2010-05-27 2010-05-27 Electric winch Active CN101844733B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201010184492 CN101844733B (en) 2010-05-27 2010-05-27 Electric winch

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201010184492 CN101844733B (en) 2010-05-27 2010-05-27 Electric winch

Publications (2)

Publication Number Publication Date
CN101844733A true CN101844733A (en) 2010-09-29
CN101844733B CN101844733B (en) 2013-05-15

Family

ID=42769575

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 201010184492 Active CN101844733B (en) 2010-05-27 2010-05-27 Electric winch

Country Status (1)

Country Link
CN (1) CN101844733B (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103171986A (en) * 2013-02-28 2013-06-26 崔晓君 Winch device and on-off method thereof
CN103508349A (en) * 2012-06-14 2014-01-15 沃恩工业有限公司 Rope anchor for a winch
CN108397490A (en) * 2018-03-05 2018-08-14 中国重汽集团济南动力有限公司 A kind of winch clutching separation preventing device
CN112938797A (en) * 2021-02-07 2021-06-11 西北机器有限公司 Using method of aircraft missile hanging elevator
CN112960579A (en) * 2021-02-07 2021-06-15 西北机器有限公司 Aircraft hangs and plays and uses lifting machine

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1267631A (en) * 1999-03-18 2000-09-27 石川岛播磨重工业株式会社 Lifting apparatus
JP2001199686A (en) * 2000-01-17 2001-07-24 Shinko Electric Co Ltd Winding device
JP2005008321A (en) * 2003-06-18 2005-01-13 Etsuhara Yoshitada Electric winch
CN101381059A (en) * 2008-10-29 2009-03-11 杭州天铭机电工具有限公司 Winch
CN201313798Y (en) * 2008-10-24 2009-09-23 浙江诺和机电有限公司 Speed reduction mechanism of electric winch
CN201313797Y (en) * 2008-10-24 2009-09-23 浙江诺和机电有限公司 Electric winch
CN201737624U (en) * 2010-05-27 2011-02-09 浙江诺和机电有限公司 Electric capstan

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1267631A (en) * 1999-03-18 2000-09-27 石川岛播磨重工业株式会社 Lifting apparatus
JP2001199686A (en) * 2000-01-17 2001-07-24 Shinko Electric Co Ltd Winding device
JP2005008321A (en) * 2003-06-18 2005-01-13 Etsuhara Yoshitada Electric winch
CN201313798Y (en) * 2008-10-24 2009-09-23 浙江诺和机电有限公司 Speed reduction mechanism of electric winch
CN201313797Y (en) * 2008-10-24 2009-09-23 浙江诺和机电有限公司 Electric winch
CN101381059A (en) * 2008-10-29 2009-03-11 杭州天铭机电工具有限公司 Winch
CN201737624U (en) * 2010-05-27 2011-02-09 浙江诺和机电有限公司 Electric capstan

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103508349A (en) * 2012-06-14 2014-01-15 沃恩工业有限公司 Rope anchor for a winch
US9120656B2 (en) 2012-06-14 2015-09-01 Warn Industries, Inc. Rope anchor for a winch
CN103171986A (en) * 2013-02-28 2013-06-26 崔晓君 Winch device and on-off method thereof
CN103171986B (en) * 2013-02-28 2015-04-15 宁波联达绞盘有限公司 Winch device and on-off method thereof
CN108397490A (en) * 2018-03-05 2018-08-14 中国重汽集团济南动力有限公司 A kind of winch clutching separation preventing device
CN108397490B (en) * 2018-03-05 2023-09-01 中国重汽集团济南动力有限公司 Winch clutch separation preventing device
CN112938797A (en) * 2021-02-07 2021-06-11 西北机器有限公司 Using method of aircraft missile hanging elevator
CN112960579A (en) * 2021-02-07 2021-06-15 西北机器有限公司 Aircraft hangs and plays and uses lifting machine

Also Published As

Publication number Publication date
CN101844733B (en) 2013-05-15

Similar Documents

Publication Publication Date Title
CN101844733B (en) Electric winch
CN100480540C (en) Commutation mechanism for vehicle gear box
CN201737624U (en) Electric capstan
CN202541308U (en) Drive axle of milling machine
CN105620259A (en) Electric axis driving system with speed change function and motor vehicle
CN103978894B (en) Drive axle and car
CN201925438U (en) Reinforcing lever and gear assembled structure
CN103899720B (en) For accurate power-transmission system can reverse driving reducing gear
CN201769684U (en) Brushless motor driving axle
CN208754132U (en) A kind of garage PCX double-motor driving device
CN204590716U (en) For multi-storied garage transmission device and there is its multi-storied garage
CN201282392Y (en) Heavy type double drive differential motor of motor vehicle
CN203766877U (en) Gearbox for cornering braking
CN104118809B (en) Crane hoisting mechanism mechanical type is unpowered sync detection device
CN206694537U (en) The multiple-speed gear-box of agricultural crawler body
CN208778628U (en) One kind dividing torsion differential mechanism
CN106812925B (en) The multiple-speed gear-box of agricultural crawler body
CN202169961U (en) Novel chain adjusting device and steering mechanism using same
CN201784410U (en) Special axle driven by oil motors
CN205663836U (en) Reduction gear is exported to syntropy more
CN100491229C (en) Speed-changeable winch
CN202508808U (en) Planetary wheel type winding device
CN203472981U (en) Angle transmission device
CN204784555U (en) Novel differential mechanism for forklift driving axle housing
CN105156105B (en) A kind of coal-winning machine

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant
C56 Change in the name or address of the patentee
CP03 Change of name, title or address

Address after: 321017, 1689, Yuen Yuan Road, Zhejiang, Jinhua

Patentee after: ZHEJIANG NOWVOW MECHANICAL AND ELECTRICAL CORP.

Address before: 321016 No. 128, Yuen Lu, Jinhua, Zhejiang

Patentee before: Zhejiang Nowvow Mechanical and Electrical Co., Ltd.