CN203374091U - Middle door lock for elevator - Google Patents
Middle door lock for elevator Download PDFInfo
- Publication number
- CN203374091U CN203374091U CN201320401272.3U CN201320401272U CN203374091U CN 203374091 U CN203374091 U CN 203374091U CN 201320401272 U CN201320401272 U CN 201320401272U CN 203374091 U CN203374091 U CN 203374091U
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- Prior art keywords
- plate
- lock
- latch hook
- door
- elevator
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- 238000005452 bending Methods 0.000 claims description 13
- 230000003068 static effect Effects 0.000 abstract 3
- 230000003116 impacting effect Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000033001 locomotion Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000009351 contact transmission Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012946 outsourcing Methods 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model relates to a middle door lock for an elevator and belongs to the technical field of elevators. The middle door lock for the elevator comprises a poking fork, an outwards-opened lock shaft, an upper locking part connected to an upper door plate, a lower lock part connected to a lower door plate, a lock hook, a lock plate, a lock wheel, a static point seat, a double-contact switch and a Y-shaped contact. The lock plate is connected to a sliding channel of an elevator door. The lock hook is connected to the lock plate in a rotation mode. Under a locked state, the locking end of the lock hook is clamped into an opened hole of the upper lock part to carry out locking. The double-contact switch is arranged between the lock hook and the lower lock part. The Y-shaped contact is connected to the upper lock part. The static point seat is installed on the lock hook. Signal lines of the double-contact switch and the static point seat are connected with an outer control cabinet. The lock wheel is installed on a lock wheel shaft hole of the lock hook through a lock wheel shaft. According to the middle door lock for the elevator, the lock is unlocked as the double-contact switch and the Y-shaped contact are used for transmitting signals and a door cutter is used for impacting the lock wheel to drive the lock hook to act, and meanwhile, a door lock circuit is opened. The middle door lock for the elevator is safe, reliable, simple in structure, convenient to assemble and easy to operate.
Description
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.Complex structure, produce, safeguard inconvenience.
Summary of the invention
For 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 to the upper latch fitting of door-plate, be connected to the lower latch fitting of lower door-plate, latch hook, jam plate, lockwheel, 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 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 lower latch fitting, Y type contact is connected on latch fitting, the dead point seat is arranged on latch hook, double contact switch, dead point seat holding wire connects outer switch board, lockwheel is arranged on the lockwheel axis hole of latch hook by the lockwheel axle.
Further, described latch hook one end is with the locking end coordinated with upper latch fitting, the other end is near double contact switch, and on it also with the guide end coordinated with jam plate, the rotary shaft hole be rotationally connected with jam plate, the lockwheel axis hole that is connected with lockwheel, described close double contact switch is with respect to the jam plate end face with the arcwall face coordinated with shift fork and locking confined planes, and corresponding opposite side is Weight plate.
Further, the described guide end coordinated with jam plate is bow, is set with spring on it.
Further, the locking end that described and upper latch fitting coordinates is the hook tongue structure, and hook tongue upper end is with guiding surface, and lower end is with the anticreep inclined-plane.
Further, described Weight plate plate face is parallel at locking states with the jam plate base plate, with shift fork, coordinates for arcwall face, and its end is the locking confined planes, and its end face is the plane suited with the jam plate base plate.
Further, the described rotary shaft hole be connected with jam plate is connected by bearing fit with the axle sleeve on jam plate by rotating shaft, stretches out on the rotating shaft end of jam plate end and also is provided with E type back-up ring.
Further, described jam plate on its base plate three sides respectively with bending structure, 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 be connected with double contact switch, has the guiding perforate coordinated with the latch hook locking end on base plate; Have the external-open lock shaft hole coordinated with the external-open lock shaft on the base plate of jam plate, by the external-open lock shaft, connect shift fork, have the axle sleeve hole be connected with latch hook on connecting plate.
Further, described limiting plate width H is 9-11mm.
Further, described upper latch fitting is with the grooved bending structure coordinated with the elevator door slideway, notch one end is the first junction plate coordinated with slideway, and the other end is Y type contact junction plate, with the bottom land end face, extends on the second junction plate be connected and has the perforate locked with latch hook; Described the second junction plate descends the latch fitting end with swash plate relatively, and the guiding surface of described its inclined-plane and latch hook locking end suits.
Further, on described dead point seat with the symmetrical grooves that two dead points are installed and be installed on the installing hole on latch hook.
Beneficial effect of the present invention:
1. the present invention, by double contact switch and Y type contact transmission of signal, is clashed into lockwheel by the door cutter, and the action of band moveable lock hook, realize unblanking, and loop of the door lock disconnects simultaneously, safe and reliable, simple in structure, easy to assembly, easily operation.
2. latch hook structure of the present invention, both convenient with jam plate, coordinating to lead lock, again with the arcwall face coordinated with shift fork and locking confined planes, not only with shift fork, coordinate smoothly, reach again spacing effect.The spring of latch hook guide end suit can not cause unblanking under the spring failure state yet; The setting of Weight plate, even without spring the time, because Action of Gravity Field can not cause unblanking yet.On jam plate with latch hook limiting plate structure, for limiting the confined planes of unblanking of latch hook.
The accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
The left view that Fig. 2 is Fig. 1.
Fig. 3 is the latch hook perspective view in Fig. 1.
The plane structure schematic diagram that Fig. 4 is Fig. 3.
The top view that Fig. 5 is Fig. 4.
Fig. 6 is upper latch fitting structural representation in Fig. 1.
The left view that Fig. 7 is Fig. 6.
The top view that Fig. 8 is Fig. 6.
Fig. 9 is lower lock member structure schematic diagram in Fig. 1.
The top view that Figure 10 is Fig. 9.
The left view that Figure 11 is Fig. 9.
Figure 12 is jam plate perspective view in Fig. 1.
The plane structure schematic diagram that Figure 13 is Figure 12.
The right view that Figure 14 is Figure 13.
Figure 15 is dead point holder structure schematic diagram in Fig. 1.
The top view that Figure 16 is Figure 15.
In 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. rotary shaft holes, 405. guide end, 406. lockwheel axis 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. lockwheel, 10. lockwheel axle, 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 to the upper latch fitting 5 of door-plate, be connected to the lower latch fitting 1 of lower door-plate, latch hook 4, jam plate 3, lockwheel 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 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 lower latch fitting are provided with double contact switch 2, Y type contact 7 is connected on latch fitting, dead point seat 8 is sleeved on 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, lockwheel 9 is arranged on the lockwheel axis hole 406 of latch hook 4 by lockwheel axle 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 lower latch fitting.
As shown in Figure 3-Figure 5, described latch hook 4 one ends are with the locking end 407 coordinated with upper latch fitting 5, the other end is near double contact switch 2, and on it also with the guide end 405 coordinated with jam plate 3, the rotary shaft hole 404 be rotationally connected with jam plate 3, the lockwheel axis hole 406 that is connected with lockwheel 9, described close double contact switch 2 is with respect to jam plate 3 end faces with the arcwall face 402 coordinated with shift fork 13 and locking confined planes 401, and corresponding opposite side is Weight plate 403.The guide end 405 that latch hook 4 coordinates 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 upper latch fitting 5 coordinates is the hook tongue structure, and hook tongue upper end is with guiding surface 408, and lower end is with anticreep inclined-plane 409.Described Weight plate 403 plate faces and jam plate 3 base plates 33 are parallel when locking states, with shift fork 13, coordinate for 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 rotary shaft hole 404 that described latch hook 4 is connected with jam plate 3 is connected by bearing fit with the axle sleeve on being welded on jam plate 3 by rotating shaft, stretches out on the rotating shaft end of jam plate 3 ends and also is provided with E type back-up ring 11, and for fixing latch hook, installation accuracy increases.Through wires hole 410 is for the dead point holding wire cabling on the dead point seat, and the dead point cover for seat is contained in dead point seat fixed end 412, by dead point seat locking hole 411, is locked.
As shown in Figure 12-Figure 14, described jam plate 3 on its base plate 33 3 sides respectively with bending structure, be respectively: the connecting plate 36 be 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 be connected with double contact switch 2, have the guiding perforate 34 coordinated with latch hook locking end 407 on base plate 33.Have the external-open lock shaft hole 32 coordinated with external-open lock shaft 14 on the base plate 33 of jam plate 3, by external-open lock shaft 14, connect (welding) shift fork 13, have the axle sleeve hole 37 be connected with latch hook 4 on 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 Figure 6-Figure 8, described upper latch fitting 5 is with the grooved bending structure coordinated with elevator door slideway 6, notch 52 1 ends are the first junction plate 51 coordinated with slideway 6, the other end is Y type contact junction plate 53, with the bottom land end face, extends on the second junction plate 54 be connected and has the perforate 56 locked with latch hook 4.Described the second junction plate 54 descends latch fitting 1 end with swash plate 57 relatively, and the guiding surface 408 of described its inclined-plane and latch hook locking end 407 suits.End has the effect of strengthening the second junction plate 54 with bending plate 55.
As Figure 9-Figure 11, lower latch fitting 1 is with the trench structure coordinated with slideway 6, on it with moving contact switch installing plate 101.
As shown in Figure 15, Figure 16, on described dead point seat 8, with the groove 81 that two dead points are installed 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 latch hook 4, by screw, is connected and fixed.
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, the perforate 56 of latch hook locking end 407 and upper latch fitting 5 is in engagement, loop of the door lock is connected, and now, layer door is in locking states.
When Elevator landing, the door cutter moves release conditions, the action of door lock wheel is to the 33 direction motions of jam plate base plate, latch hook 4 rotates around axis of rotation, and latch hook locking end 407 is thrown off with the perforate 56 of upper latch fitting 5, in unlocking condition, loop of the door lock disconnects, now, layer door is in unlocking condition, and double contact switch disconnects.
Claims (10)
1. an elevator is locked with center opening door, comprise shift fork, the external-open lock shaft, it is characterized in that: also comprise the upper latch fitting that is connected to door-plate, be connected to the lower latch fitting of lower door-plate, latch hook, jam plate, lockwheel, 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 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 lower latch fitting, Y type contact is connected on latch fitting, the dead point seat is arranged on latch hook, double contact switch, dead point seat holding wire connects outer switch board, lockwheel is arranged on the lockwheel axis hole of latch hook by the lockwheel axle.
2. elevator according to claim 1 is locked with center opening door, it is characterized in that: described latch hook one end is with the locking end coordinated with upper latch fitting, the other end is near double contact switch, and on it also with the guide end coordinated with jam plate, the rotary shaft hole be rotationally connected with jam plate, the lockwheel axis hole that is connected with lockwheel, described close double contact switch is with respect to the jam plate end face with the arcwall face coordinated with shift fork and locking confined planes, 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 coordinated 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 upper latch fitting coordinates is the hook tongue structure, and hook tongue upper end is with guiding surface, and lower end is with 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, with shift fork, coordinates for arcwall face, and its end is the locking confined planes, and its end face is the plane suited 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 rotary shaft hole be connected with jam plate is connected by bearing fit with the axle sleeve on jam plate by rotating shaft, stretches out on the rotating shaft end of jam plate end and also is 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 on its base plate three sides respectively with bending structure, be respectively: the connecting plate be rotationally connected by axle with latch hook, with the limiting plate on these adjacent both sides of connecting plate and the bending plate be connected with double contact switch, have the guiding perforate coordinated with the latch hook locking end on base plate; Have the external-open lock shaft hole coordinated with the external-open lock shaft on the base plate of jam plate, by the external-open lock shaft, connect shift fork, have the axle sleeve hole be connected with latch hook on 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: described upper latch fitting is with the grooved bending structure coordinated with the elevator door slideway, notch one end is the first junction plate coordinated with slideway, the other end is Y type contact junction plate, with the bottom land end face, extends on the second junction plate be connected and has the perforate locked with latch hook; Described the second junction plate descends the latch fitting end with 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: on described dead point seat with the symmetrical grooves that two dead points are installed and be installed on the installing hole on latch hook.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320401272.3U CN203374091U (en) | 2013-07-07 | 2013-07-07 | Middle door lock for elevator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320401272.3U CN203374091U (en) | 2013-07-07 | 2013-07-07 | Middle door lock for elevator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203374091U true CN203374091U (en) | 2014-01-01 |
Family
ID=49836634
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320401272.3U Expired - Fee Related CN203374091U (en) | 2013-07-07 | 2013-07-07 | Middle door lock for elevator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203374091U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103334649A (en) * | 2013-07-07 | 2013-10-02 | 沈阳东旭电梯有限责任公司 | Center opening door lock for elevator |
-
2013
- 2013-07-07 CN CN201320401272.3U patent/CN203374091U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103334649A (en) * | 2013-07-07 | 2013-10-02 | 沈阳东旭电梯有限责任公司 | Center opening door lock for elevator |
| CN103334649B (en) * | 2013-07-07 | 2015-12-02 | 辽宁东旭电梯有限公司 | Elevator center opening door is locked |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: LIU GUANGWU Free format text: FORMER OWNER: SHENYANG DONGXU ELEVATOR CO., LTD. Effective date: 20141208 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20141208 Address after: 110034 No. 28 Wan Shan Road, Huanggu District, Liaoning, Shenyang Patentee after: Liu Guangwu Address before: 110034 No. 28 Wan Shan Road, Huanggu District, Liaoning, Shenyang Patentee before: Shenyang Dongxu Elevator Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140101 Termination date: 20160707 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |