CN103742008A - Motor-driven auxiliary lock - Google Patents

Motor-driven auxiliary lock Download PDF

Info

Publication number
CN103742008A
CN103742008A CN201310738870.4A CN201310738870A CN103742008A CN 103742008 A CN103742008 A CN 103742008A CN 201310738870 A CN201310738870 A CN 201310738870A CN 103742008 A CN103742008 A CN 103742008A
Authority
CN
China
Prior art keywords
ratchet
speed reducing
planet
swing arm
lock
Prior art date
Application number
CN201310738870.4A
Other languages
Chinese (zh)
Inventor
刘建广
刘落明
王辉
Original Assignee
南京康尼机电股份有限公司
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 南京康尼机电股份有限公司 filed Critical 南京康尼机电股份有限公司
Priority to CN201310738870.4A priority Critical patent/CN103742008A/en
Publication of CN103742008A publication Critical patent/CN103742008A/en

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Abstract

The invention relates to a motor-driven auxiliary lock which comprises a lock body. A speed reducing motor, a planet speed reducing separation and reunion mechanism, an inner swing arm and a spring bolt are sequentially arranged on the lock body. The planet speed reducing separation and reunion mechanism comprises a box body. A sun wheel, a planet wheel, a planet carrier, a ratchet wheel and ratchets are arranged in the box body. A resetting spring is arranged on a rotating shaft of the ratchets, the planet wheel is arranged on the planet carrier, the planet wheel is meshed with the inside of the sun wheel and meshed with the outside of the ratchet wheel, the sun wheel is in rigid connection with the speed reducing motor, the planet carrier is in rigid connection with the inner swing arm, the inner swing arm is in contact with the spring bolt, and a one-way bearing is arranged on a connection shaft of the sun wheel and the speed reducing motor. Compared with the prior art, the lock utilizes the planet speed reducing separation and reunion mechanism to drive the spring bolt to conduct pressurization, and the airtight effect is good. The planet speed reducing mechanism is adopted to greatly reduce the speed reducing ratio of the speed reducing motor at the front end and reduce the torque of the front end, electric driving is not required in the pressure maintaining and releasing stages after pressurization, and the service life of the motor is greatly prolonged.

Description

Electric-operated lock
Technical field
The present invention relates to a kind of rail vehicle door lock, specifically, is a kind of auxiliary lock of high speed railway car electric double-open sliding plug door system.
Background technology
Electric double-open stopping sliding door is mainly used in the car door of bullet train, and electric double-open sliding plug door system, mainly meets door system requirement of strength, noise requirement and sound-insulating and heat-insulating index at present, but the tightness of vehicle is not had to corresponding index.While crossing in vehicles while passing tunnel and with 200km/h train, due to air pressure reason, can cause the discomfort such as passenger's tinnitus, therefore, to car door, pressurization keeps tightness particularly important.
Summary of the invention
Goal of the invention: the object of the present invention is to provide a kind of tightness good, the electric-operated lock that size is little, fault rate is little.
Technical scheme: the present invention adopts following technological means to realize:
A kind of electric-operated lock, comprise lock body, on lock body, set gradually reducing motor, planetary reduction gear clutch, interior swing arm, dead bolt, planetary reduction gear clutch comprises casing, sun gear is set in casing, planetary gear, planet carrier, ratchet, ratchet, ratchet be arranged on ratchet outside and arrange can with the tooth of ratchet external toothing, on the turning cylinder of ratchet, back-moving spring is set, planetary gear is arranged on planet carrier, and planetary gear is arranged between ratchet and sun gear, engagement in planetary gear and sun gear, with ratchet external toothing, sun gear and reducing motor are rigidly connected, planet carrier and interior swing arm are rigidly connected, interior swing arm contacts with dead bolt and can promote dead bolt rotation pressurization, on sun gear and reducing motor connecting axle, unilateral bearing is set.
At planetary reduction gear clutch casing, near a side of ratchet, electromagnet is set.
In interior swing arm, arrange and can make it reply the reduction torsion spring of released state.
On sun gear and reducing motor connecting axle Support Position, unilateral bearing is set.
On the turning cylinder of ratchet, back-moving spring is set.
Beneficial effect: compared with prior art, it utilizes planetary reduction gear clutch to drive dead bolt pressurization in the present invention, and Gear Planet Transmission can meet the requirement that moment of torsion is large, and airtight effect is good; And because whole speed reducing ratio is too large and moment of torsion is large, reducing motor cannot type selecting, the deceleration that employing planetary gear speed reducing mechanism can be shared the reducing motor of front end greatly when reduces the requirement of front end moment of torsion; It has realized a kind of non-castellated, and the clutch mode of non-friction type realize to be slowed down and the dual-use function of clutch, and its pressurize after pressurization and pressure release stage be all without driven by power, thereby has greatly extended the life-span of motor.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is planetary reduction gear clutch schematic diagram of the present invention.
Wherein swing arm in 1-lock body, 2-reducing motor, 3-planetary reduction gear clutch, 4-electromagnet, 5-, 6-dead bolt, 7-
Sun gear, 8-planetary gear, 9-planet carrier, 10-ratchet, 11-ratchet, 12-are latched to bit switch.
The specific embodiment
Below in conjunction with Figure of description, the present invention is described in further detail:
The present invention relates to a kind of electric-operated lock of high speed railway car electric double-open sliding plug door system, comprise lock body 1, on lock body 1, set gradually reducing motor 2, planetary reduction gear clutch 3 and interior swing arm 5, reducing motor 2 connects planetary reduction gear clutch 3, swing arm 5 in planetary reduction gear clutch 3 connects, dead bolt 6 is also set on lock body 1, dead bolt 6 is arranged on a side of interior swing arm 5, when needs locking door leaf, reducing motor 2 is fallen rotating speed by planetary reduction gear clutch 3, then in driving, swing arm 5 is rotated, when interior swing arm 5 is rotated to locking, interior swing arm 5 contacts dead bolts 6 and dead bolt 6 is turned to the position contacting with snap close closes door lock, then interior swing arm 5 is rotated further, make dead bolt further compress snap close, reach airtight object.In the other side of interior swing arm, arrange one and be latched to bit switch 12, when the other end contact-making switch of interior swing arm, switch sends signal makes reducing motor 2 quit work, thereby avoided pressurization excessively snap close or dead bolt to be caused to damage, in interior swing arm 5, be provided with and make it reply the reduction torsion spring of unlocked position.
In the present invention, described planetary reduction gear clutch 3 comprises casing, sun gear 7 and planetary gear 8 are set in casing, sun gear 7 is rigidly connected with the driving shaft of reducing motor 2, planetary gear 8 is arranged on planet carrier 9, and planet carrier 9 is rigidly connected with dead bolt 6, planetary gear 8 and sun gear 7 external toothings, when sun gear 7 rotates, planetary gear 8 rotates backward with planet carrier 9.
Outside at planetary gear 8, ratchet 10 is set, the inner side of ratchet 10 and outside all arrange tooth, and the inner tines of ratchet 10 and planetary gear 8 engagements, outside at ratchet 10, ratchet 11 is set, ratchet 11 is fixed on casing and can on casing, rotates, when rotating, described ratchet 11 stop ratchet 10 to rotate in the engageable tooth that enters ratchet outside, on casing, be also provided with electromagnet 4, when described electromagnet 4 powers up, can push ratchet 11 to ratchet 10, on ratchet 10, arrange and make it reply the back-moving spring of initial position.
The power shaft of planetary mechanism be sun gear 7 with the Support Position of the connecting axle of reducing motor on, be provided with unilateral bearing, unilateral bearing only allows connecting axle towards the rotation direction rotation of reducing motor.
With a concrete example, describe technical scheme of the present invention in detail below:
When electromagnet has electricity, electromagnet is pushed ratchet in the outside teeth groove of ratchet, ratchet is fixed ratchet, now motor rotates counterclockwise, by power shaft, drive sun gear to rotate counterclockwise, because sun gear and planetary gear are external toothings, two gear switched in opposite, planetary gear clockwise rotates like this, planetary gear and ratchet are interior engagements, two gears turn to identical, the moment that planetary gear is applied to ratchet is clockwise direction, and ratchet is by ratchet locking, planetary gear rolls clockwise along the tooth on ratchet, drive planet carrier rotates counterclockwise, by interior swing arm, be applied to dead bolt, dead bolt locking puts in place, triggering is locked into bit switch, now motor dead electricity stops operating, owing to adopting the effect of unilateral bearing, sun gear cannot clockwise rotate, therefore planet carrier also cannot clockwise rotate, therefore dead bolt can remain on locked position always.
After receiving electric lock unlocking signal, electromagnet dead electricity, ratchet is thrown off with ratchet under the effect of back-moving spring, ratchet is in free state, back-moving spring is applied on planet carrier by interior swing arm, it is clockwise rotated, and due to the effect of unilateral bearing, sun gear maintains static, have in planet carrier and clockwise rotate, drive planetary gear to roll clockwise along sun gear, planetary gear drives again ratchet to clockwise rotate, and ratchet is now in free state, dead bolt like this, interior swing arm, planet carrier returns to original state, thereby realizes release.

Claims (5)

1. an electric-operated lock, it is characterized in that: comprise lock body, on lock body, set gradually reducing motor, planetary reduction gear clutch, interior swing arm, dead bolt, planetary reduction gear clutch comprises casing, sun gear is set in casing, planetary gear, planet carrier, ratchet, ratchet, ratchet be arranged on ratchet outside and arrange can with the tooth of ratchet external toothing, on the turning cylinder of ratchet, back-moving spring is set, planetary gear is arranged on planet carrier, and planetary gear is arranged between ratchet and sun gear, engagement in planetary gear and sun gear, with ratchet external toothing, sun gear and reducing motor are rigidly connected, planet carrier and interior swing arm are rigidly connected, interior swing arm contacts with dead bolt and can promote dead bolt rotation pressurization, on sun gear and reducing motor connecting axle, unilateral bearing is set.
2. electric-operated lock according to claim 1, is characterized in that: at planetary reduction gear clutch casing, near a side of ratchet, electromagnet is set.
3. electric-operated lock according to claim 1, is characterized in that: in interior swing arm, arrange and can make it reply the reduction torsion spring of released state.
4. electric-operated lock according to claim 1, is characterized in that: on sun gear and reducing motor connecting axle Support Position, unilateral bearing is set.
5. electric-operated lock according to claim 1, is characterized in that: on the turning cylinder of ratchet, back-moving spring is set.
CN201310738870.4A 2013-12-27 2013-12-27 Motor-driven auxiliary lock CN103742008A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201310738870.4A CN103742008A (en) 2013-12-27 2013-12-27 Motor-driven auxiliary lock

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201310738870.4A CN103742008A (en) 2013-12-27 2013-12-27 Motor-driven auxiliary lock

Publications (1)

Publication Number Publication Date
CN103742008A true CN103742008A (en) 2014-04-23

Family

ID=50499064

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201310738870.4A CN103742008A (en) 2013-12-27 2013-12-27 Motor-driven auxiliary lock

Country Status (1)

Country Link
CN (1) CN103742008A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104196391A (en) * 2014-08-25 2014-12-10 林会明 Electric sliding-plug door and emergency opening mechanism thereof
CN105464490A (en) * 2016-01-06 2016-04-06 南京海龙电气科技有限公司 Electric auxiliary lock
CN110644867A (en) * 2019-10-14 2020-01-03 南京康尼机电股份有限公司 Electric pressing locking device, and control system and control method thereof

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020119861A1 (en) * 2001-02-23 2002-08-29 Hiroshi Ishihara Motor device for actuating vehicle door operation device
CN1487549A (en) * 2003-06-11 2004-04-07 顾方明 Electric operation mechanism for intelligent breaker
CN2679306Y (en) * 2004-03-18 2005-02-16 北京超辰经济发展有限责任公司 Electric door lock
JP2008168863A (en) * 2007-01-15 2008-07-24 Tokai Rika Co Ltd Electric steering lock device

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020119861A1 (en) * 2001-02-23 2002-08-29 Hiroshi Ishihara Motor device for actuating vehicle door operation device
CN1487549A (en) * 2003-06-11 2004-04-07 顾方明 Electric operation mechanism for intelligent breaker
CN2679306Y (en) * 2004-03-18 2005-02-16 北京超辰经济发展有限责任公司 Electric door lock
JP2008168863A (en) * 2007-01-15 2008-07-24 Tokai Rika Co Ltd Electric steering lock device

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104196391A (en) * 2014-08-25 2014-12-10 林会明 Electric sliding-plug door and emergency opening mechanism thereof
CN104196391B (en) * 2014-08-25 2017-02-15 林会明 Electric sliding-plug door and emergency opening mechanism thereof
CN105464490A (en) * 2016-01-06 2016-04-06 南京海龙电气科技有限公司 Electric auxiliary lock
CN105464490B (en) * 2016-01-06 2018-05-18 南京海龙电气科技有限公司 A kind of electric-operated lock
CN110644867A (en) * 2019-10-14 2020-01-03 南京康尼机电股份有限公司 Electric pressing locking device, and control system and control method thereof

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Legal Events

Date Code Title Description
PB01 Publication
C06 Publication
SE01 Entry into force of request for substantive examination
C10 Entry into substantive examination
CB03 Change of inventor or designer information

Inventor after: Wang Hui

Inventor after: Liu Luoming

Inventor after: Li Meixia

Inventor after: Zhang Xuliang

Inventor after: Guo Lina

Inventor after: Zhu Shan

Inventor after: Luo Wencheng

Inventor before: Liu Jianguang

Inventor before: Liu Luoming

Inventor before: Wang Hui

C53 Correction of patent for invention or patent application
COR Change of bibliographic data

Free format text: CORRECT: INVENTOR; FROM: LIU JIANGUANG LIU LUOMING WANG HUI TO: WANG HUI LIU LUOMING LI MEIXIA ZHANG XULIANG GUO LINA ZHU SHAN LUO WENCHENG

WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20140423

C02 Deemed withdrawal of patent application after publication (patent law 2001)