CN205740118U - A kind of electromagnetic clutch type electric capstan - Google Patents

A kind of electromagnetic clutch type electric capstan Download PDF

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Publication number
CN205740118U
CN205740118U CN201620587171.3U CN201620587171U CN205740118U CN 205740118 U CN205740118 U CN 205740118U CN 201620587171 U CN201620587171 U CN 201620587171U CN 205740118 U CN205740118 U CN 205740118U
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CN
China
Prior art keywords
gear
box
brake
electromagnetic clutch
planetary
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.)
Expired - Fee Related
Application number
CN201620587171.3U
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Chinese (zh)
Inventor
曹科定
毛秀挺
杨刚
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.)
Ningbo Zhonghuang Machine & Electrics Co Ltd
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Ningbo Zhonghuang Machine & Electrics 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
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Application filed by Ningbo Zhonghuang Machine & Electrics Co Ltd filed Critical Ningbo Zhonghuang Machine & Electrics Co Ltd
Priority to CN201620587171.3U priority Critical patent/CN205740118U/en
Application granted granted Critical
Publication of CN205740118U publication Critical patent/CN205740118U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

A kind of electromagnetic clutch type electric capstan disclosed in this utility model, including motor, winding drum and gear-box, winding drum is arranged between motor and gear-box, power transmission shaft it is provided with in winding drum, reducing gear it is provided with in gear-box, reducing gear includes the planetary reduction gear assembly being in transmission connection with winding drum, it is socketed on the small internal gear of planetary reduction gear component external, small internal gear engages with planetary reduction gear assembly, the front end of power transmission shaft is in transmission connection with the output shaft of motor, the rear-end transmission of power transmission shaft is connected to planetary reduction gear assembly, electromagnetic clutch it is provided with on gear-box, the magnetic core of electromagnetic clutch is fixedly connected with direct selling, the inner sold directly to households is inserted in gear-box, and the outer wall of small internal gear is circumferentially arranged with some pin-and-holes suitable with direct selling, sell directly to households and be provided with direct selling spring between gear-box.This utility model is simple and reasonable, easy to operate, and automaticity is higher, safe and reliable, stable work in work.

Description

A kind of electromagnetic clutch type electric capstan
Technical field
This utility model relates to capstan winch technical field, particularly to a kind of electromagnetic clutch type electric capstan.
Background technology
Capstan winch is vehicle, the self-protection of ship and traction apparatus, can be in snowfield, marsh, desert, seabeach, muddy hill path Etc. adverse circumstances being saved oneself and sue and labour, and can carry out under other conditions removing obstacles, the dilatory operation such as article, installation, It it is army and police, oil, the hydrology, environmental protection, forestry, traffic, public security, frontier defense, fire-fighting and other outdoor activity indispensable safety dress Put.
The agent structure of electric capstan generally includes the motor and gear-box connected by support, is provided with deceleration in gear-box Mechanism, is provided with the winding drum being in transmission connection with reducing gear between motor and gear-box, be provided with power transmission shaft, power transmission shaft in winding drum The output shaft of one end and motor be in transmission connection, the other end of power transmission shaft is connected to reducing gear.During work, power is by slowing down Mechanism is delivered to winding drum to draw object.In order to improve work efficiency, capstan winch is typically equipped with clutch, passes through clutch Realize capstan winch enters shelves and action out of supply.The form of the clutch being presently used for capstan winch substantially has the most several:
Eccentric shaft type clutch: its structure is mainly made up of pedestal, gear ring, eccentric shaft and housing etc., eccentric shaft little partially Spindle head is installed in the groove of gear ring cylindrical, is moved back and forth along axis by gear ring by eccentric rotation axis so that gear ring and base Tooth on seat combines and separates, and then reaches the purpose of clutch.This kind of clutch owing to needing the action of Non-follow control eccentric shaft, Cause automaticity relatively low, it is impossible to realize the intelligentized control method to capstan winch, it is difficult to meet actually used demand.
Double cam ring type clutch: its structure is mainly by pedestal, cam tooth locking ring, the cam ring of band handle and gear ring Deng composition;Pedestal is provided with external tooth;Cam tooth locking ring is a ring gear, wherein has two cam-types on an end face of tooth Inclined-plane;Cam ring with handle has two longer cam ramp, works as turning handle, and cam tooth locking ring can be made all to be pressed into On the external tooth of pedestal, making cam lock ring separate with the external tooth of gear ring, now clutch is in separated position;When going back to handle, Cam tooth locking ring the most outwards moves on on the external tooth of gear ring, at this moment cam tooth locking ring simultaneously with pedestal and The external tooth of gear ring combines, and gear ring is locked, and now clutch is duty of closing.The defect of this clutch is that structure is multiple Miscellaneous, production and processing is difficult, and owing to its maneuverability pattern is certain position at a ring cylindrical so that pull difficulty, simultaneously Because position is limited with space after being assembled by capstan winch, also make its manipulation extremely difficult.Additionally, this clutch there is also needs The problem of Non-follow control so that automaticity is the highest.
Utility model content
The purpose of this utility model is the defect for prior art and deficiency, it is provided that a kind of electromagnetic clutch type electric mincing Dish, it is simple and reasonable, easy to operate, and automaticity is higher, safe and reliable, stable work in work.
For achieving the above object, this utility model is by the following technical solutions:
A kind of electromagnetic clutch type electric capstan described in the utility model, including motor, winding drum and gear-box, described volume Raise cylinder to be arranged between described motor and described gear-box, in described winding drum, be provided with power transmission shaft, be provided with in described gear-box and subtract Speed mechanism, described reducing gear includes the planetary reduction gear assembly being in transmission connection with described winding drum, is socketed on described planetary reduction gear The small internal gear of component external, described small internal gear engages with described planetary reduction gear assembly, and the front end of described power transmission shaft is with described The output shaft of motor is in transmission connection, and the rear-end transmission of described power transmission shaft is connected to described planetary reduction gear assembly, on described gear-box Being provided with electromagnetic clutch, the magnetic core of described electromagnetic clutch is fixedly connected with direct selling, and the inner of described direct selling is inserted into described In gear-box, and the outer wall of described small internal gear is circumferentially arranged with the suitable pin-and-hole of some and described direct selling, described direct selling And it is provided with direct selling spring between described gear-box;When described electromagnetic clutch power-off, described direct selling is at described direct selling spring Effect under be inserted in corresponding described pin-and-hole;When described electromagnetic clutch is energized, described direct selling is in the driving of described magnetic core Under depart from from described pin-and-hole.
Further, described planetary reduction gear assembly includes primary planet wheel assembly, secondary planet wheel assembly and third-level planetary Wheel assembly, the planetary gear of described primary planet wheel assembly and the planetary gear of described secondary planet wheel assembly all with described small internal gear Engagement, is additionally provided with big ring gear in described gear-box, the planetary gear of described third-level planetary wheel assembly engages with described big ring gear, Described power transmission shaft is connected with the planet gear transmission of described primary planet wheel assembly, the centre wheel of described primary planet wheel assembly and institute State the planetary gear engagement of secondary planet wheel assembly, the centre wheel of described secondary planet wheel assembly and described third-level planetary wheel assembly Planetary gear engages, and described winding drum is fixedly connected with internal tooth casing, the centre wheel of described third-level planetary wheel assembly and described internal tooth casing Engagement.
Further, the end of described gear-box is provided with bonnet, is provided with and stops between described gear-box and described bonnet Car assembly, described brake assemblies includes brake splined shaft, clutch shaft bearing, the second bearing, coupling band, cam, brake disc, brake bullet Spring and brake block, described clutch shaft bearing is fixed on described gear-box, and described second bearing is fixed at described bonnet On, described brake splined shaft is fixedly installed on described power transmission shaft, and the front end of described brake splined shaft is provided with and described row The driving cog of star reduction assemblies engagement, described clutch shaft bearing, described brake spring, described brake disc and described cam are from front to back Sequentially string be located on described brake splined shaft, the two ends of described brake spring respectively with described brake disc and described brake splined shaft Connecting, described brake disc pivot bush unit is on described brake splined shaft, and described cam is in transmission connection with described brake splined shaft, institute State the rear end face of brake disc axially to be engaged, outside described brake disc and described cam by helicoid with the front end face of described cam Wall is equipped with lug, and the inwall of described coupling band is provided with and the boss of described they fit, and described coupling band is fixedly connected on institute Stating the rear end of power transmission shaft, described second bearing holder (housing, cover) is located on described coupling band, and described brake block is fixedly installed on described gear-box On, and the outer peripheral face of described brake block is and the conical friction face of described brake disc frictional fit.
Further, the rear end of described brake splined shaft is provided with the key tooth coordinated with described cam drive.
Further, described electromagnetic clutch is connected by housing and described gear-box are fixing, and described magnetic core is inserted into institute Stating in housing, described direct selling is through described housing and fixing with described magnetic core is connected.
Further, it is provided with sealing gasket between described electromagnetic clutch and described housing.
Further, it is provided with sealing ring between described gear-box and described direct selling.
Further, in described gear-box, be provided with plain cushion, described direct selling spring support set with described plain cushion and described direct selling it Between.
The beneficial effects of the utility model are: the electromagnetic clutch type electric capstan that this utility model provides, by gear Arranging electromagnetic clutch on case, the magnetic core of electromagnetic clutch is connected with selling directly to households to fix, and the inner of direct selling is inserted in gear-box, Some pin-and-holes suitable with direct selling are set on the outer wall of small internal gear, and direct selling spring are set between gear-box and direct selling, When electromagnetic clutch power-off, sell directly to households sell directly to households spring effect under be inserted in corresponding pin-and-hole so that small internal gear relative to The position of gear-box is fixed, thus ensure that the power of power transmission shaft can be through planetary reduction gear component passes to winding drum, now Capstan winch is in into a grade state;When electromagnetic clutch is energized, selling directly to households and depart from from pin-and-hole under the driving of magnetic core, small internal gear can be Rotate relative to gear-box under the drive of planetary reduction gear assembly, so that power cannot be transferred to elevator by planetary reduction gear assembly Cylinder, now power transmission shaft dallies with motor, and capstan winch is in state out of supply.
In sum, compared with prior art, this utility model just can by the energising or power-off controlling electromagnetic clutch Enough clutch for clutch control realized capstan winch, control the simplest, and more convenient to operate, automaticity is higher;Additionally, this practicality is new Type is sold directly to households axially movable by control, so change capstan winch duty, use safer reliably, service behaviour is more Stable.This utility model structure arranges advantages of simple.
Accompanying drawing explanation
Fig. 1 is overall structure schematic diagram of the present utility model;
Fig. 2 is structure for amplifying schematic diagram at the A in Fig. 1;
Fig. 3 is the structural representation of this utility model small internal gear;
Fig. 4 is the structural representation of this utility model brake splined shaft;
Fig. 5 is the structural representation of this utility model cam;
Fig. 6 is the structural representation of this utility model coupling band;
Fig. 7 is the structural representation of this utility model brake block.
In Fig. 1 to Fig. 7:
1, motor;2, winding drum;21, internal tooth casing;3, gear-box;4, power transmission shaft;51, small internal gear;511, pin-and-hole;52、 Big ring gear;53, primary planet wheel assembly;54, secondary planet wheel assembly;55, third-level planetary wheel assembly;6, electromagnetic clutch; 61, magnetic core;62, sell directly to households;63, spring is sold directly to households;64, plain cushion;65, housing;66, sealing gasket;67, sealing ring;7, bonnet;81, stop Car splined shaft;811, driving cog;812, key tooth;82, clutch shaft bearing;83, the second bearing;84, coupling band;841, boss;85, convex Wheel;851, helicoid;86, brake disc;87, brake spring;88, brake block;881, conical friction face;89, lug.
Detailed description of the invention
Below in conjunction with the accompanying drawings this utility model is further described.
A kind of electromagnetic clutch type electric capstan as shown in Figures 1 to 7, including motor 1, winding drum 2 and gear-box 3, volume Raise cylinder 2 to be arranged between motor 1 and gear-box 3, in winding drum 2, be provided with power transmission shaft 4, in gear-box 3, be provided with reducing gear, slow down Mechanism includes the planetary reduction gear assembly being in transmission connection with winding drum 2, the small internal gear 51 being socketed on planetary reduction gear component external, little Ring gear 51 engages with planetary reduction gear assembly, and the front end of power transmission shaft 4 is in transmission connection with the output shaft of motor 1, the rear end of power transmission shaft 4 It is in transmission connection to planetary reduction gear assembly.
Being provided with electromagnetic clutch 6 on gear-box 3, the magnetic core 61 of electromagnetic clutch 6 is fixedly connected with direct selling 62, sells 62 directly to households The inner be inserted in gear-box 3, and the outer wall of small internal gear 51 circumferentially arranged with some with sell directly to households 62 suitable pin-and-holes 511, sell directly to households and between 62 and gear-box 3, be provided with direct selling spring 63, specifically, in gear-box 3, be provided with plain cushion 64, sell spring directly to households 63 support and set and plain cushion 64 and selling directly to households between 62.
When electromagnetic clutch 6 power-off, sell 62 directly to households and be inserted in corresponding pin-and-hole 511 under the effect selling spring 63 directly to households, make Obtain small internal gear 51 to be fixed relative to the position of gear-box 3, thus ensure that the power of power transmission shaft 4 can be through planetary reduction gear group Part is transferred to winding drum 2, and now capstan winch is in into a grade state;When electromagnetic clutch 6 is energized, direct selling 62 is in the driving of magnetic core 61 Under depart from from pin-and-hole 511, small internal gear 51 can rotate relative to gear-box 3 under the drive of planet reduction assemblies so that Power cannot be transferred to winding drum 2 by planetary reduction gear assembly, and now power transmission shaft 4 dallies with motor 1, and capstan winch is in state out of supply.
Compared with prior art, this utility model by control the energising of electromagnetic clutch 6 or power-off be just capable of right The clutch for clutch control of capstan winch, controls the simplest, and more convenient to operate, automaticity is higher;Additionally, this utility model is by control System is sold directly to households 62 axially movable, and then changes the duty of capstan winch, use safer reliably, service behaviour is more stable.
Specifically, during in order to make utility model works speed changing effect more preferably, stability higher, planetary reduction gear assembly Including primary planet wheel assembly 53, secondary planet wheel assembly 54 and third-level planetary wheel assembly 55, the row of primary planet wheel assembly 53 The planetary gear of star-wheel and secondary planet wheel assembly 54 all engages with small internal gear 51, is additionally provided with big ring gear 52 in gear-box 3, and three The planetary gear of level planetary wheeling assembly 55 engages with big ring gear 52, power transmission shaft 4 and the planet gear transmission of primary planet wheel assembly 53 Connecting, the centre wheel of primary planet wheel assembly 53 engages with the planetary gear of secondary planet wheel assembly 54, secondary planet wheel assembly 54 Centre wheel engage with the planetary gear of third-level planetary wheel assembly 55, winding drum 2 is fixedly connected with internal tooth casing 21, third-level planetary wheels The centre wheel of part 55 engages with internal tooth casing 21.
The end of gear-box 3 is provided with bonnet 7, is provided with brake assemblies, brake assemblies bag between gear-box 3 and bonnet 7 Include brake splined shaft 81, clutch shaft bearing the 82, second bearing 83, coupling band 84, cam 85, brake disc 86, brake spring 87 and stop Car sheet 88.Clutch shaft bearing 82, brake spring 87, brake disc 86 and cam 85 are the most sequentially gone here and there and are located at brake splined shaft 81 On, the two ends of brake spring 87 are connected with brake disc 86 and brake splined shaft 81 respectively, and brake spring 87 is Pagoda-shaped torsion spring, peace During dress so that the relative brake spring 87 of brake disc 86 has the reverse rotating force of appropriateness.
Clutch shaft bearing 82 is fixed on gear-box 3, and the second bearing 83 is fixed on bonnet 7, and brake splined shaft 81 and coupling band 84 rotated by clutch shaft bearing 82 and the second bearing 83 respectively, operating can be made the most smooth and easy.Coupling band 84 Being fixedly connected on the rear end of power transmission shaft 4, the second bearing 83 is sheathed on coupling band 84.
Brake splined shaft 81 is hollow axle, and is fixedly installed on power transmission shaft 4.The front end of brake splined shaft 81 is provided with and row The driving cog 811 of star reduction assemblies engagement, in the present embodiment, brake splined shaft 81 is by driving cog 811 and primary planet wheels The planetary gear engagement of part 53.
Brake disc 86 pivot bush unit is on brake splined shaft 81, and cam 85 is in transmission connection, specifically with brake splined shaft 81 Saying, the rear end of brake splined shaft 81 is provided with the key tooth 812 coordinated with cam 85 transmission, the rear end face of brake disc 86 and cam 85 Front end face is axially engaged by helicoid 851, when the helicoid 851 of brake disc 86 with cam 85 is in engagement, is in Non-braking state;When the helicoid 851 of brake disc 86 with cam 85 is in released state, before i.e. cam 85 promotes brake disc 86 Move and fit tightly with friction plate, being now in braking state.
The front end face of cam 85 is provided with two and is equipped with helicoid 851, and the outside cylinder of cam 85 is provided with two lugs 89, the outside cylinder of brake disc 86 is also provided with two lugs 89, and the lug 89 of the lug 89 of brake disc 86 and cam 85 It is crisscross arranged in the axial direction.The inwall of coupling band 84 is provided with what the lug 89 of the lug 89 with cam 85 and brake disc 86 matched Boss 841.
Brake block 88 is fixedly installed on gear-box 3, and the outer peripheral face of brake block 88 is and brake disc 86 frictional fit Conical friction face 881.
In order to easy for installation, electromagnetic clutch 6 is connected by housing 65 is fixing with gear-box 3, and magnetic core 61 is inserted into housing In 65, sell 62 directly to households and through housing 65 and fixing with magnetic core 61 be connected.
It is provided with sealing gasket 66 between electromagnetic clutch 6 and housing 65, by arranging sealing gasket 66, is effectively increased this reality By novel sealing water resistance.
It is provided with sealing ring 67 between gear-box 3 and direct selling 62, sealing ring 67 is set and is effectively increased of the present utility model Seal water resistance.
The above is only better embodiment of the present utility model, therefore all according to described in this utility model patent claim Structure, feature and principle done equivalence change or modify, be all included in this utility model patent claim.

Claims (8)

1. an electromagnetic clutch type electric capstan, including motor, winding drum and gear-box, described winding drum is arranged at described motor And between described gear-box, in described winding drum, it is provided with power transmission shaft, in described gear-box, is provided with reducing gear, described reducing gear Including the planetary reduction gear assembly being in transmission connection with described winding drum, the small internal gear that is socketed on described planetary reduction gear component external, Described small internal gear engages with described planetary reduction gear assembly, and the front end of described power transmission shaft connects with the output shaft transmission of described motor Connecing, the rear-end transmission of described power transmission shaft is connected to described planetary reduction gear assembly, it is characterised in that: it is provided with electricity on described gear-box Magnet clutch, the magnetic core of described electromagnetic clutch is fixedly connected with direct selling, and the inner of described direct selling is inserted in described gear-box, And the outer wall of described small internal gear is circumferentially arranged with the suitable pin-and-hole of some and described direct selling, described direct selling and described gear Direct selling spring it is provided with between case;When described electromagnetic clutch power-off, described direct selling is inserted under the effect of described direct selling spring Enter in corresponding described pin-and-hole;When described electromagnetic clutch is energized, described direct selling under the driving of described magnetic core from described pin Hole departs from.
Electromagnetic clutch type electric capstan the most according to claim 1, it is characterised in that: described planetary reduction gear assembly includes one Level planetary wheeling assembly, secondary planet wheel assembly and third-level planetary wheel assembly, the planetary gear of described primary planet wheel assembly and described The planetary gear of secondary planet wheel assembly all engages with described small internal gear, is additionally provided with big ring gear in described gear-box, and described three The planetary gear of level planetary wheeling assembly engages with described big ring gear, described power transmission shaft and the planetary gear of described primary planet wheel assembly Being in transmission connection, the centre wheel of described primary planet wheel assembly engages with the planetary gear of described secondary planet wheel assembly, described two grades The centre wheel of planetary wheeling assembly engages with the planetary gear of described third-level planetary wheel assembly, and described winding drum is fixedly connected with internal tooth Set, the centre wheel of described third-level planetary wheel assembly engages with described internal tooth casing.
Electromagnetic clutch type electric capstan the most according to claim 1 and 2, it is characterised in that: the end of described gear-box sets Be equipped with bonnet, between described gear-box and described bonnet, be provided with brake assemblies, described brake assemblies include braking splined shaft, the One bearing, the second bearing, coupling band, cam, brake disc, brake spring and brake block, described clutch shaft bearing is fixed at institute Stating on gear-box, described second bearing is fixed on described bonnet, and described brake splined shaft is fixedly installed on described transmission On axle, and the front end of described brake splined shaft is provided with the driving cog engaged with described planetary reduction gear assembly, described clutch shaft bearing, Described brake spring, described brake disc and described cam are the most sequentially gone here and there and are located on described brake splined shaft, described brake The two ends of spring are connected with described brake disc and described brake splined shaft respectively, and described brake disc pivot bush unit is in described brake flower On key axle, described cam is in transmission connection with described brake splined shaft, the rear end face of described brake disc and the front end face of described cam Axially being engaged by helicoid, the outer wall of described brake disc and described cam is equipped with lug, and the inwall of described coupling band is provided with With the boss of described they fit, described coupling band is fixedly connected on the rear end of described power transmission shaft, and described second bearing holder (housing, cover) is located at On described coupling band, described brake block is fixedly installed on described gear-box, and the outer peripheral face of described brake block is with described The conical friction face of brake disc frictional fit.
Electromagnetic clutch type electric capstan the most according to claim 3, it is characterised in that: the rear end of described brake splined shaft sets There is the key tooth coordinated with described cam drive.
Electromagnetic clutch type electric capstan the most according to claim 1, it is characterised in that: described electromagnetic clutch passes through housing Fixing with described gear-box being connected, described magnetic core is inserted in described housing, described direct selling through described housing and with described magnetic Core is fixing to be connected.
Electromagnetic clutch type electric capstan the most according to claim 5, it is characterised in that: described electromagnetic clutch and described shell Sealing gasket it is provided with between body.
Electromagnetic clutch type electric capstan the most according to claim 1, it is characterised in that: described gear-box and described direct selling it Between be provided with sealing ring.
Electromagnetic clutch type electric capstan the most according to claim 1, it is characterised in that: it is provided with plain cushion in described gear-box, Described direct selling spring supports and sets between described plain cushion and described direct selling.
CN201620587171.3U 2016-06-15 2016-06-15 A kind of electromagnetic clutch type electric capstan Expired - Fee Related CN205740118U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201620587171.3U CN205740118U (en) 2016-06-15 2016-06-15 A kind of electromagnetic clutch type electric capstan

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201620587171.3U CN205740118U (en) 2016-06-15 2016-06-15 A kind of electromagnetic clutch type electric capstan

Publications (1)

Publication Number Publication Date
CN205740118U true CN205740118U (en) 2016-11-30

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106966314A (en) * 2017-05-09 2017-07-21 宁波中皇机电有限公司 A kind of electric clutch formula capstan winch
CN110745724A (en) * 2019-11-07 2020-02-04 浙江润华机电有限公司 Electric capstan

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106966314A (en) * 2017-05-09 2017-07-21 宁波中皇机电有限公司 A kind of electric clutch formula capstan winch
CN110745724A (en) * 2019-11-07 2020-02-04 浙江润华机电有限公司 Electric capstan

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C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20161130

Termination date: 20200615

CF01 Termination of patent right due to non-payment of annual fee