CN103334649A - Center opening door lock for elevator - Google Patents

Center opening door lock for elevator Download PDF

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Publication number
CN103334649A
CN103334649A CN2013102823526A CN201310282352A CN103334649A CN 103334649 A CN103334649 A CN 103334649A CN 2013102823526 A CN2013102823526 A CN 2013102823526A CN 201310282352 A CN201310282352 A CN 201310282352A CN 103334649 A CN103334649 A CN 103334649A
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CN
China
Prior art keywords
plate
lock
elevator
locking
latch hook
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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
CN2013102823526A
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Chinese (zh)
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CN103334649B (en
Inventor
刘广武
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.)
Shenyang Dongxu Elevator Co., Ltd.
Original Assignee
SHENYANG DONGXU ELEVATOR 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 SHENYANG DONGXU ELEVATOR CO Ltd filed Critical SHENYANG DONGXU ELEVATOR CO Ltd
Priority to CN201310282352.6A priority Critical patent/CN103334649B/en
Publication of CN103334649A publication Critical patent/CN103334649A/en
Application granted granted Critical
Publication of CN103334649B publication Critical patent/CN103334649B/en
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Abstract

The invention provides a center opening door lock for an elevator, and belongs to the technical field of the elevator. The center opening door lock for the elevator comprises a shifting fork, an outward opening lock shaft, an upper lock piece which is connected to an upper door panel, a lower lock piece which is connected to a lower door panel, a lock hook, a lock plate, a lock wheel, a quiescent point seat, a double contact switch and a Y type contact. The lock plate is connected to a slideway of an elevator door, the lock hook is rotationally connected to the lock plate, and in a locking state, the locking end of the lock hook is clamped in an open hole of the upper lock piece for locking, the double contact switch is arranged between the lock hook and the lower lock piece, the Y type contact is connected to the upper lock piece, the quiescent point seat is installed on the lock hook, the double contact switch and signal lines of the quiescent point seat are connected with an outer control cabinet, and the lock wheel is installed in a lock wheel shaft hole of the lock hook through a lock wheel shaft. The double contact switch and the Y type contact are used for transmitting signals, a door knife is used for striking the lock wheel to drive the lock wheel to move, therefore, unlocking is achieved, and meanwhile a door lock loop is disconnected, and the center opening door lock for the elevator has the advantages of being safe and reliable, simple in structure, convenient to assemble and easy to operate.

Description

Elevator is locked with center opening door
Technical field
The invention belongs to the elevator technology field, particularly relate to a kind of elevator and lock with center opening door.
Background technology
Existing elevator door lock device when the elevator switch door, can not detect the on off state of latch hook, can not realize electromechanical interlock, has potential safety hazard.Lock shaft and shaft room quality of fit are not high, easily get rusty, and cause door lock not worked.Inconvenience is produced, safeguarded to complex structure.
Summary of the invention
At the technical problem of above-mentioned existence, the invention provides a kind of elevator and lock with center opening door.Can realize that the latch hook on off state detects, and improves the elevator safety performance.
The objective of the invention is to be achieved through the following technical solutions:
The present invention includes shift fork, the external-open lock shaft, be connected the last latch fitting of door-plate, be connected down the following latch fitting of door-plate, latch hook, jam plate, the lock wheel, the dead point seat, double contact switch and Y type contact, described jam plate is connected on the slideway of elevator door, latch hook is rotationally connected with on the jam plate, during locking states, the latch hook locking end snaps in the perforate of latch fitting and locks, be provided with double contact switch between latch hook and following latch fitting, Y type contact is connected on the latch fitting, the dead point seat is installed on the latch hook, double contact switch, dead point seat holding wire connects outer switch board, and the lock wheel is installed on the lock axle hole of latch hook by the lock wheel shaft.
Further, described latch hook one end has the locking end that cooperates with last latch fitting, the other end is near double contact switch, and the rotation axis hole that also has the guide end that cooperates with jam plate on it, is rotationally connected with jam plate, take turns the lock axle hole that is connected with locking, described close double contact switch has arcwall face and the locking confined planes that cooperates with shift fork with respect to the jam plate end face, and corresponding opposite side is Weight plate.
Further, the described guide end that cooperates with jam plate is bow, is set with spring on it.
Further, the locking end that described and last latch fitting cooperates is the hook tongue structure, and hook tongue upper end has guiding surface, and the lower end has the anticreep inclined-plane.
Further, described Weight plate plate face is parallel at locking states with the jam plate base plate, cooperates with shift fork to be arcwall face, and its end is the locking confined planes, and its end face is the plane that suits with the jam plate base plate.
Further, the described rotation axis hole that is connected with jam plate is connected by bearing by the axle sleeve on rotating shaft and the jam plate, stretches out on the rotating shaft end of jam plate end also to be provided with E type back-up ring.
Further, described jam plate has the bending structure respectively on its base plate three sides, be respectively: the connecting plate with latch hook is rotationally connected by axle with the limiting plate on these adjacent both sides of connecting plate and the bending plate that is connected with double contact switch, has the guiding perforate that cooperates with the latch hook locking end on the base plate; Have the external-open lock shaft hole that cooperates with the external-open lock shaft on the base plate of jam plate, connect shift fork by the external-open lock shaft, have the axle sleeve hole that is connected with latch hook on the connecting plate.
Further, described limiting plate width H is 9-11mm.
Further, the described latch fitting of going up has the grooved bending structure that cooperates with the elevator door slideway, notch one end is first junction plate that cooperates with slideway, and the other end is Y type contact junction plate, extends on second junction plate that is connected with the bottom land end face to have the perforate that locks with latch hook; Described second junction plate descends the latch fitting end to have swash plate relatively, and the guiding surface of described its inclined-plane and latch hook locking end suits.
Further, have the symmetrical grooves that two dead points are installed and be installed on installing hole on the latch hook on the described dead point seat.
Beneficial effect of the present invention:
1. the present invention transmits signal by double contact switch and Y type contact, by door cutter bump lock wheel, drives the latch hook action, realizes unblanking, and loop of the door lock disconnects simultaneously, and is safe and reliable, simple in structure, easy to assembly, easily operation.
2. latch hook structure of the present invention has both made things convenient for jam plate to cooperate guiding locking, has the arcwall face and the locking confined planes that cooperate with shift fork again, not only cooperates with shift fork along sliding, reaches spacing effect again.The spring of latch hook guide end suit can not cause unblanking under the spring failure state yet; Even the setting of Weight plate is when no spring, because the gravity effect can not cause unblanking yet.Have latch hook limiting plate structure on the jam plate, be used for limiting the confined planes of unblanking of latch hook.
Description of drawings
Fig. 1 is structural representation of the present invention.
Fig. 2 is the left view of Fig. 1.
Fig. 3 is the latch hook perspective view among Fig. 1.
Fig. 4 is the plane structure schematic diagram of Fig. 3.
Fig. 5 is the vertical view of Fig. 4.
Fig. 6 goes up the latch fitting structural representation among Fig. 1.
Fig. 7 is the left view of Fig. 6.
Fig. 8 is the vertical view of Fig. 6.
Fig. 9 is following lock member structure schematic diagram among Fig. 1.
Figure 10 is the vertical view of Fig. 9.
Figure 11 is the left view of Fig. 9.
Figure 12 is jam plate perspective view among Fig. 1.
Figure 13 is the plane structure schematic diagram of Figure 12.
Figure 14 is the right view of Figure 13.
Figure 15 is dead point holder structure schematic diagram among Fig. 1.
Figure 16 is the vertical view of Figure 15.
Among the figure: 1. descend latch fitting, 101. moving contact switch installing plates, 21. stationary contact switches, 22. moving contact switch;
3. jam plate, 31. bending plates, 32. external-open lock shaft holes, 33. base plates, 34. guiding perforates, 35. limiting plates; 36. connecting plate, 37. axle sleeve holes; 38. the jam plate installing hole, 39. stationary contact switch installing holes;
4. latch hook, 401. locking confined planes, 402. arcwall faces, 403. Weight plates, 404. rotation axis holes, 405. guide end, 406. lock axle holes, 407. locking ends, 408. guiding surfaces, 409. anticreep inclined-planes, 410. through wires hole, 411. dead point seat locking holes, 412. dead point seat fixed ends, 413. confined planes of unblanking;
5. go up latch fitting, 51. first junction plates, 52. notches, 53. Y type contact junction plates, 54. second junction plates, 55. bending plates, 56. perforates, 57. swash plates;
6. slideway, 7. Y type contact, 8. dead point seat, 81. grooves, 82. installing holes, 9. lock wheel, 10. lock wheel shaft, 11. back-up rings, 12. connecting axles, 13. shift forks, 14. external-open lock shafts.
The specific embodiment
Specifically describe the present invention below in conjunction with drawings and Examples.
Embodiment: as shown in Figure 1-Figure 3, the present invention includes shift fork 13, external-open lock shaft 14, be connected the last latch fitting 5 of door-plate, be connected down the following latch fitting 1 of door-plate, latch hook 4, jam plate 3, lock wheel 9, dead point seat 8, double contact switch and Y type contact 7, described jam plate 3 is connected on the slideway 6 of elevator door by the jam plate installing hole 38 on it, latch hook 4 is rotationally connected with on the jam plate 3, during locking, latch hook locking end 407 snaps in locking in the perforate 56 of latch fitting 5, latch hook 4 and 1 of following latch fitting are provided with double contact switch 2, Y type contact 7 is connected on the latch fitting, dead point seat 8 is sleeved on the latch hook, double contact switch 2 is connected outer switch board with dead point seat 8 holding wires, detect the latch hook door-closing in-place, lock wheel 9 is installed on the lock axle hole 406 of latch hook 4 by lock wheel shaft 10.
Double contact switch is outsourcing piece, comprises stationary contact switch 21, moving contact switch 22, and stationary contact switch 21 is fixed on the stationary contact installing hole 39 of bending plate 31 of jam plate 3, and moving contact switch 22 is fixed on down on the latch fitting.
As shown in Figure 3-Figure 5, described latch hook 4 one ends have the locking end 407 that cooperates with last latch fitting 5, the other end is near double contact switch 2, and the rotation axis hole 404 that also has the guide end 405 that cooperates with jam plate 3 on it, is rotationally connected with jam plate 3, take turns the 9 lock axle holes 406 that are connected with locking, described close double contact switch 2 has arcwall face 402 and the locking confined planes 401 that cooperates with shift fork 13 with respect to jam plate 3 end faces, and corresponding opposite side is Weight plate 403.The guide end 405 that latch hook 4 cooperates with jam plate 3 is bow, is set with spring on it; Under the spring failure state, can not cause unblanking.The locking end 407 that described and last latch fitting 5 cooperates is the hook tongue structure, and hook tongue upper end has guiding surface 408, and the lower end has anticreep inclined-plane 409.Described Weight plate 403 plate faces and jam plate 3 base plates 33 are parallel when locking states, cooperate with shift fork 13 to be arcwall face 402, and its end is locking confined planes 401, the plane of locking confined planes 401 end faces for suiting with jam plate 3 base plates 33.The rotation axis hole 404 that described latch hook 4 is connected with jam plate 3 is connected by bearing by rotating shaft and the axle sleeve that is welded on the jam plate 3, stretches out on the rotating shaft end of jam plate 3 ends also to be provided with E type back-up ring 11, is used for fixedly latch hook, and installation accuracy increases.The dead point holding wire cabling that through wires hole 410 is used on the dead point seat, the dead point cover for seat is contained in dead point seat fixed end 412, is locked by dead point seat locking hole 411.
As Figure 12-shown in Figure 14, described jam plate 3 has the bending structure respectively on its base plate 33 3 sides, be respectively: the connecting plate 36 that is rotationally connected by axle with latch hook 4, with the limiting plate 35 on these connecting plate 36 adjacent both sides and the bending plate 31 that is connected with double contact switch 2, have the guiding perforate 34 that cooperates with latch hook locking end 407 on the base plate 33.Have the external-open lock shaft hole 32 that cooperates with external-open lock shaft 14 on the base plate 33 of jam plate 3, connect (welding) shift fork 13 by external-open lock shaft 14, have the axle sleeve hole 37 that is connected with latch hook 4 on the connecting plate 36, axle sleeve hole 37 belows have the dead point through wires hole.Described limiting plate 35 width H are 9-11mm, the confined planes 413 of spacing latch hook 407 when unblanking.
As Fig. 6-shown in Figure 8, the described latch fitting 5 of going up has the grooved bending structure that cooperates with elevator door slideway 6, notch 52 1 ends are first junction plate 51 that cooperates with slideway 6, the other end is Y type contact junction plate 53, extends on second junction plate 54 that is connected with the bottom land end face to have the perforate 56 that locks with latch hook 4.Described second junction plate 54 descends latch fitting 1 end to have swash plate 57 relatively, and the guiding surface 408 of described its inclined-plane and latch hook locking end 407 suits.The end has bending plate 55 and has the effect of strengthening second junction plate 54.
As Fig. 9-shown in Figure 11, following latch fitting 1 has the trench structure that cooperates with slideway 6, has moving contact switch installing plate 101 on it.
As Figure 15, shown in Figure 16, have the groove 81 that two dead points are installed on the described dead point seat 8 and be installed on the installing hole of latch hook 4 top centre seat fixed ends 412, restriction dead point seat 8 moves horizontally, and dead point seat 8 is sleeved on the latch hook 4, is connected and fixed by screw.
The course of work of the present invention:
When Room door closure, double contact switch is connected, press choosing layer button, the door cutter moves attracting state, and 9 actions of door lock wheel are to jam plate base plate 33 motion in the other direction, and latch hook 4 rotates around axis of rotation, latch hook locking end 407 is in engagement with the perforate 56 of last latch fitting 5, loop of the door lock is connected, and at this moment, layer door is in locking states.
When Elevator landing, the door cutter moves release conditions, the action of door lock wheel is moved to jam plate base plate 33 directions, latch hook 4 rotates around axis of rotation, and latch hook locking end 407 is thrown off with the perforate 56 of last latch fitting 5, is in unlocking condition, loop of the door lock disconnects, at this moment, layer door is in unlocking condition, and double contact switch disconnects.

Claims (10)

1. an elevator is locked with center opening door, shift fork, the external-open lock shaft, it is characterized in that: comprise the last latch fitting that is connected door-plate, be connected down the following latch fitting of door-plate, latch hook, jam plate, the lock wheel, the dead point seat, double contact switch and Y type contact, described jam plate is connected on the slideway of elevator door, latch hook is rotationally connected with on the jam plate, during locking states, the latch hook locking end snaps in the perforate of latch fitting and locks, be provided with double contact switch between latch hook and following latch fitting, Y type contact is connected on the latch fitting, the dead point seat is installed on the latch hook, double contact switch, dead point seat holding wire connects outer switch board, and the lock wheel is installed on the lock axle hole of latch hook by the lock wheel shaft.
2. elevator according to claim 1 is locked with center opening door, it is characterized in that: described latch hook one end has the locking end that cooperates with last latch fitting, the other end is near double contact switch, and the rotation axis hole that also has the guide end that cooperates with jam plate on it, is rotationally connected with jam plate, take turns the lock axle hole that is connected with locking, described close double contact switch has arcwall face and the locking confined planes that cooperates with shift fork with respect to the jam plate end face, and corresponding opposite side is Weight plate.
3. elevator according to claim 2 is locked with center opening door, it is characterized in that: the described guide end that cooperates with jam plate is bow, is set with spring on it.
4. elevator according to claim 2 is locked with center opening door, it is characterized in that: the locking end that described and last latch fitting cooperates is the hook tongue structure, and hook tongue upper end has guiding surface, and the lower end has the anticreep inclined-plane.
5. elevator according to claim 2 is locked with center opening door, it is characterized in that: described Weight plate plate face is parallel at locking states with the jam plate base plate, cooperates with shift fork to be arcwall face, and its end is the locking confined planes, and its end face is the plane that suits with the jam plate base plate.
6. elevator according to claim 2 is locked with center opening door, it is characterized in that: the described rotation axis hole that is connected with jam plate is connected by bearing by the axle sleeve on rotating shaft and the jam plate, stretches out on the rotating shaft end of jam plate end also to be provided with E type back-up ring.
7. elevator according to claim 1 is locked with center opening door, it is characterized in that: described jam plate has the bending structure respectively on its base plate three sides, be respectively: the connecting plate that is rotationally connected by axle with latch hook, with the limiting plate on these adjacent both sides of connecting plate and the bending plate that is connected with double contact switch, have the guiding perforate that cooperates with the latch hook locking end on the base plate; Have the external-open lock shaft hole that cooperates with the external-open lock shaft on the base plate of jam plate, connect shift fork by the external-open lock shaft, have the axle sleeve hole that is connected with latch hook on the connecting plate.
8. elevator according to claim 7 is locked with center opening door, it is characterized in that: described limiting plate width H is 9-11mm.
9. elevator according to claim 1 is locked with center opening door, it is characterized in that: the described latch fitting of going up has the grooved bending structure that cooperates with the elevator door slideway, notch one end is first junction plate that cooperates with slideway, the other end is Y type contact junction plate, extends on second junction plate that is connected with the bottom land end face to have the perforate that locks with latch hook; Described second junction plate descends the latch fitting end to have swash plate relatively, and the guiding surface of described its inclined-plane and latch hook locking end suits.
10. elevator according to claim 1 is locked with center opening door, it is characterized in that: have the symmetrical grooves that two dead points are installed on the described dead point seat and be installed on installing hole on the latch hook.
CN201310282352.6A 2013-07-07 2013-07-07 Elevator center opening door is locked Active CN103334649B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201310282352.6A CN103334649B (en) 2013-07-07 2013-07-07 Elevator center opening door is locked

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201310282352.6A CN103334649B (en) 2013-07-07 2013-07-07 Elevator center opening door is locked

Publications (2)

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CN103334649A true CN103334649A (en) 2013-10-02
CN103334649B CN103334649B (en) 2015-12-02

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2701828Y (en) * 2004-03-26 2005-05-25 刘广武 Electromechanical linkage door lock
CN201010412Y (en) * 2007-02-13 2008-01-23 宁波欣达电梯配件厂 Synchronous door vane of elevator center opening door operator
JP2009292633A (en) * 2008-06-09 2009-12-17 Idec Corp Device for detecting opening/closing condition of door
CN201390580Y (en) * 2009-05-05 2010-01-27 广东菱王电梯有限公司 Door lock of elevator car
JP2011241060A (en) * 2010-05-19 2011-12-01 Hitachi Ltd Elevator device
CN202440214U (en) * 2012-02-08 2012-09-19 日立电梯(中国)有限公司 Waterproof elevator gate lock structure
CN203374091U (en) * 2013-07-07 2014-01-01 沈阳东旭电梯有限责任公司 Middle door lock for elevator

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2701828Y (en) * 2004-03-26 2005-05-25 刘广武 Electromechanical linkage door lock
CN201010412Y (en) * 2007-02-13 2008-01-23 宁波欣达电梯配件厂 Synchronous door vane of elevator center opening door operator
JP2009292633A (en) * 2008-06-09 2009-12-17 Idec Corp Device for detecting opening/closing condition of door
CN201390580Y (en) * 2009-05-05 2010-01-27 广东菱王电梯有限公司 Door lock of elevator car
JP2011241060A (en) * 2010-05-19 2011-12-01 Hitachi Ltd Elevator device
CN202440214U (en) * 2012-02-08 2012-09-19 日立电梯(中国)有限公司 Waterproof elevator gate lock structure
CN203374091U (en) * 2013-07-07 2014-01-01 沈阳东旭电梯有限责任公司 Middle door lock for elevator

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Effective date of registration: 20150917

Address after: 110148, 239-9 West Shen Shen road, Yuhong District, Liaoning, Shenyang

Applicant after: Shenyang Dongxu Elevator Co., Ltd.

Address before: 110034 No. 28 Wan Shan Road, Huanggu District, Liaoning, Shenyang

Applicant before: Shenyang Dongxu Elevator Co., Ltd.

C41 Transfer of patent application or patent right or utility model
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