CN202897701U - Elevator landing door manual unlocking safety protection device - Google Patents
Elevator landing door manual unlocking safety protection device Download PDFInfo
- Publication number
- CN202897701U CN202897701U CN201220422184.7U CN201220422184U CN202897701U CN 202897701 U CN202897701 U CN 202897701U CN 201220422184 U CN201220422184 U CN 201220422184U CN 202897701 U CN202897701 U CN 202897701U
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- CN
- China
- Prior art keywords
- locking bar
- frizzen
- elevator door
- bar assembly
- safety guard
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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.)
- Expired - Lifetime
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Abstract
The utility model discloses an elevator landing door manual unlocking safety protection device. The elevator landing door manual unlocking safety protection device comprises a trigger rope connected with an elevator landing door manual unlocking device. The trigger rope is connected with a trigger device, the trigger device is connected with a lock bar assembly and enables the lock bar assembly to move by driving of the trigger rope, and the lock bar assembly is connected with a reset device. Due to the elevator landing door manual unlocking safety protection device, safety of operation staff can be guaranteed during maintenance or check, and accidents can be avoided.
Description
Technical field
The present invention relates to a kind of safety guard, relate in particular to a kind of elevator door safety guard of manually unblanking.
Background technology
Elevator is a kind of vertical transportation instrument that runs in the building, is bearing the vital task of transport of passengers and goods.Elevator car door system mainly contains gate, layer door, door opener and appurtenances and forms, and gate is arranged on the car entrance place, and layer door is arranged on hoistway landing entrance place.Under normal circumstances, opening the door of elevator realized that by door opener when elevator worked, car arrived designated floor and flat bed, and gate is positioned at same floor with layer door and opens under the effect of door opener.When gate with layer door during not at same floor, layer door can not be opened automatically.In particular cases, for example when lift facility time-based maintenance or the emergency relief of et out of order need, repair and maintenance personnel or rescue group need manually to open layer door with private key and enter car top and carry out repair and maintenance work or implement rescue action, this type of unlocking apparatus easily produces the situation of the disposable excessive clearance that opens the door, and repair and maintenance personnel or rescue group have the danger that crashes into hoistway.It is very large that this type of accident accounts for domestic elevator accident ratio.This device purpose is to prevent that above-noted persons from manually opening layer door accident and crashing into hoistway.
Summary of the invention
The present invention causes that in order to solve the elevator door opening excessive clearance staff's accident crashes into the problem of hoistway, and a kind of elevator door safety guard of manually unblanking is provided.
Technical scheme of the present invention is: a kind of elevator door safety guard of manually unblanking; comprise the triggering rope that links to each other for the artificial unlocking apparatus of elevator door; described triggering rope links to each other with flip flop equipment; described flip flop equipment is connected with locking bar assembly; described flip flop equipment is by triggering the drive of restricting so that locking bar assembly moves, and described locking bar assembly is connected with reset attachment.
As a kind of preferred, described flip flop equipment comprises and triggers the frizzen that rope links to each other, and described frizzen is hinged on the base, described frizzen with the hinged place action of base the time so that locking bar assembly move.
As a kind of preferred, described locking bar assembly is provided with a locking bar that is connected with base sliding, the described locking bar guide rod that is connected, and described guide rod contacts with an end that holds the power spring, and the other end of the described power of holding spring is fixed.
As a kind of preferred, described frizzen is provided with the snap close of a projection, and described frizzen is provided with a latch hook that holds snap close, when described frizzen snap close with the hinged place action of base the time contact with latch hook and so that locking bar assembly move.
As a kind of preferred, snap close and the easier disengagement of latch hook or the inclined-plane that enters when described latch hook has frizzen action.
As a kind of preferred, described reset attachment comprises a retracing spring and the stay cord that resets, and an end of the described stay cord that the resets other end that links to each other with locking bar assembly links to each other with retracing spring.
As a kind of preferred, described guide rod is provided with a spacing hole along the extension of locking bar sense of motion, be provided with a position-limited lever in the described spacing hole, described position-limited lever contacts with frizzen along its length direction, and described position-limited lever is used for the stroke of restriction frizzen when action.
As a kind of preferred, the described power of holding spring is stage clip, and described retracing spring is extension spring.
As a kind of preferred, described triggering rope and the stay cord that resets are made by steel rope.
In sum, the present invention has the following advantages:
The present invention has adopted frizzen to drive the locking bar assembly motion, and then so that locking bar action so that during elevator door opening the gap limited, and by arrange spacing hole, position-limited lever further limited locking bar stroke so that the easier quilt in elevator door opening gap control, so that operating personal has larger safety when maintenance or inspection, the old place of avoiding getting over occurs.
Description of drawings
Fig. 1 is the scheme drawing of present embodiment elevator door when not opening;
Fig. 2 is the scheme drawing in the present embodiment elevator door opening time;
Fig. 3 is the scheme drawing behind the present embodiment elevator door opening;
The enlarged diagram of I section among Fig. 4 Fig. 1.
The specific embodiment
The invention will be further described with embodiment below in conjunction with accompanying drawing.
As shown in Figures 1 to 4; a kind of elevator door safety guard of manually unblanking; comprise the triggering rope 1 that links to each other for the artificial unlocking apparatus of elevator door; described triggering rope 1 links to each other with flip flop equipment; described flip flop equipment is connected with locking bar assembly 3; described flip flop equipment passes through to trigger the drive of rope 1 so that locking bar assembly 3 moves, and described locking bar assembly 3 is connected with reset attachment.Described flip flop equipment comprises and triggers rope 1 frizzen that links to each other 21, and described frizzen 21 is hinged on the base 4, described frizzen 21 with the hinged place action of base 4 time so that locking bar assembly 3 move.Described locking bar assembly 3 be provided with one with the locking bar 31 of base 4 sliding block joints, described locking bar 31 guide rod 32 that is connected, described guide rod 32 contacts with an end that holds power spring 5, the other end of the described power of holding spring 5 is fixed.Described frizzen 21 is provided with the snap close 21a of a projection, and described frizzen 21 is provided with a latch hook 32a who holds snap close 21a, when described frizzen 21 snap close 21a with the hinged place action of base 4 time contact with latch hook 32a and so that locking bar assembly 3 move.Snap close 21a and the easier disengagement of latch hook 32a or the inclined-plane 32a1 that enters when described latch hook 32a has a frizzen 21 action.Described reset attachment comprises a retracing spring 61 and the stay cord 62 that resets, and an end of the described stay cord 62 that the resets other end that links to each other with locking bar assembly 3 links to each other with retracing spring 61.Described guide rod 32 is provided with a 32b of spacing hole along the extension of locking bar 31 sense of motions, the described 32b of spacing hole, in be provided with a position-limited lever 32c, described position-limited lever 32c contacts with frizzen 21 along its length direction, described position-limited lever 32c is used for the stroke of restriction frizzen 21 when action.The described power of holding spring 5 is stage clip, and described retracing spring 61 is extension spring.Described triggering rope 1 and the stay cord 62 of resetting are made by steel rope.
As shown in Fig. 1 to 4, artificial unlocking apparatus 7 links to each other with triggering rope 1, when the operative employee opens artificial unlocking apparatus 7 with key, drive and trigger rope 1, and trigger rope 1 pulling frizzen 21 around its hinged place rotation with base 4, and then snap close 21a contacts with latch hook 32a also so that locking bar assembly 3 motions, and then locking bar 31 falls into the refuse cleaning hole 82 (refuse cleaning hole 82 is usually to be arranged on landing sill 81) of landing sill 81, and then the layer door open gap of elevator is limited, further frizzen 21 contacts the boundary that marches to the 32b of spacing hole as position-limited lever 32c with position-limited lever 32c, the action of frizzen 21 is obstructed, and then affected the action of locking bar 31, so that whole course of action is controlled, so that the size to fit by artificial unlocking apparatus 7 opening elevator layer door gaps, improve safety, reduced the probability that accident occurs.
More than explanation only is explanation of the invention, so that complete enforcement this programme of those of ordinary skills' energy, but be not limitation of the present invention, those skilled in the art can make the modification that does not have creative contribution to present embodiment as required after reading this specification sheets, these all are not creative modifications.But as long as in claim scope of the present invention, all be subject to the protection of patent law.
Claims (9)
1. elevator door safety guard of manually unblanking; comprise the triggering rope (1) that links to each other for the artificial unlocking apparatus of elevator door; it is characterized in that: described triggering rope (1) links to each other with flip flop equipment; described flip flop equipment is connected with locking bar assembly (3); described flip flop equipment passes through to trigger the drive of rope (1) so that locking bar assembly (3) moves, and described locking bar assembly (3) is connected with reset attachment.
2. a kind of elevator door according to claim 1 safety guard of manually unblanking; it is characterized in that: described flip flop equipment comprises the frizzen (21) that links to each other with triggering rope (1); described frizzen (21) is hinged on the base (4), described frizzen (21) with the action of the hinged place of base (4) time so that locking bar assembly (3) motion.
3. a kind of elevator door according to claim 2 safety guard of manually unblanking; it is characterized in that: described locking bar assembly (3) be provided with one with the locking bar (31) of base (4) sliding block joint; described locking bar (31) guide rod (32) that is connected; described guide rod (32) contacts with an end that holds power spring (5), and the other end of the described power of holding spring (5) is fixed.
4. a kind of elevator door according to claim 3 safety guard of manually unblanking; it is characterized in that: described frizzen (21) is provided with the snap close (21a) of a projection; described frizzen (21) is provided with a latch hook (32a) that holds snap close (21a), when described frizzen (21) snap close (21a) with the hinged place action of base (4) time contact with latch hook (32a) and so that locking bar assembly (3) move.
5. a kind of elevator door according to claim 4 safety guard of manually unblanking is characterized in that:
The inclined-plane (32a1) that described latch hook (32a) has a frizzen (21) when action snap close (21a) and the easier disengagement of latch hook (32a) or enters.
6. a kind of elevator door according to claim 5 safety guard of manually unblanking is characterized in that:
Described reset attachment comprises a retracing spring (61) and the stay cord that resets (62), and an end of the described stay cord that resets (62) other end that links to each other with locking bar assembly (3) links to each other with retracing spring (61).
7. a kind of elevator door according to claim 5 safety guard of manually unblanking is characterized in that:
Described guide rod (32) is provided with a spacing hole (32b) along the extension of locking bar (31) sense of motion, be provided with a position-limited lever (32c) in the described spacing hole (32b), described position-limited lever (32c) contacts with frizzen (21) along its length direction, and described position-limited lever (32c) is used for the stroke of restriction frizzen (21) when action.
8. a kind of elevator door according to claim 6 safety guard of manually unblanking, it is characterized in that: the described power of holding spring (5) is stage clip, and described retracing spring (61) is extension spring.
9. a kind of elevator door according to claim 8 safety guard of manually unblanking, it is characterized in that: described triggering rope (1) and the stay cord that resets (62) are made by steel rope.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220422184.7U CN202897701U (en) | 2012-08-24 | 2012-08-24 | Elevator landing door manual unlocking safety protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220422184.7U CN202897701U (en) | 2012-08-24 | 2012-08-24 | Elevator landing door manual unlocking safety protection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202897701U true CN202897701U (en) | 2013-04-24 |
Family
ID=48118395
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201220422184.7U Expired - Lifetime CN202897701U (en) | 2012-08-24 | 2012-08-24 | Elevator landing door manual unlocking safety protection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202897701U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108341315A (en) * | 2018-04-08 | 2018-07-31 | 林肯电梯(中国)有限公司 | Car door rescues unlocking apparatus |
-
2012
- 2012-08-24 CN CN201220422184.7U patent/CN202897701U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108341315A (en) * | 2018-04-08 | 2018-07-31 | 林肯电梯(中国)有限公司 | Car door rescues unlocking apparatus |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130424 |
|
| CX01 | Expiry of patent term |