CN201808983U

CN201808983U - Safety protection device for outside unlocking in elevator hall

Info

Publication number: CN201808983U
Application number: CN2010202207174U
Authority: CN
Inventors: 王克洪; 王光祥; 刘庆福; 张志勇; 王克铷
Original assignee: SHANDONG YUNJINCHENG INTELLIGENT TECHNOLOGY Co Ltd
Current assignee: SHANDONG YUNJINCHENG INTELLIGENT TECHNOLOGY Co Ltd
Priority date: 2010-06-05
Filing date: 2010-06-05
Publication date: 2011-04-27
Anticipated expiration: 2020-06-05

Abstract

The utility model relates to a safety protection device for outside unlocking in an elevator hall. The technical scheme is as follows: a protection movable lock hook is mounted on one side of a hall door movable lock hook, a protection fixed lock hook is mounted on one side of a hall door fixed lock hook and matched with the protection movable lock hook, a hall outside unlocking assembly is movably connected with the tail end of the protection movable lock hook through a hall door unlocking ejector rod, a lock hook reset handle and a handle holder are arranged at the bottom of a hall door, the lock hook reset handle is connected with the lower end of a movable hook ejector rod through the handle holder, and the upper end of the movable hook ejector rod is movably connected with the protection fixed lock hook. The utility model has the benefits as follows: when the door is opened to form the preset narrow gap where a human body can not pass, the hall door is blocked, so as to not only ensure personal safety but also allow an operator to observe the situation inside the elevator shaft, and eliminate the risk that the people on the floor outside the elevator falls into the elevator shaft; and after determining that no unsafe factors occur, the safety protection device is re-opened to open the hall door, so as to perform the next operation.

Description

The safety guard of unblanking outside the elevator hall

One, technical field:

The utility model relates to a kind of elevator safety fender guard, the safety guard of unblanking outside protection rescue group's the elevator hall when particularly a kind of elevator power failure or et out of order.

Two, background technology:

The elevator kind is more now, and when they ran to level position, elevator cage door and Room door can be opened simultaneously, and gate and Room door were closed simultaneously when elevator was prepared to continue operation.Under the normal circumstances, gate and Room door align the back gate and Room door could be opened synchronously.When gate and Room door do not align, Room door is not opened.Under the situation of needs, open door as needs, rescue is trapped in the personnel in the elevator, must use triangular key, and the rescue group could open Room door.The rescue group who opens Room door when opening Room door has the danger that crashes into elevator hoistways, and is domestic to recur a lot of these type of accidents generations and all to have some casualties.

Three, summary of the invention:

The purpose of this utility model is exactly the above-mentioned defective that exists at prior art, when providing a kind of needs to open Room door rescue, prevents the safety guard of unblanking outside the elevator hall that the rescue group falls.

Its technical scheme is: mainly by the movable latch hook of Room door, protection activity latch hook, protection fixedly latch hook, Room door fixedly unblank push rod, Room external-open lock assembly, movable hook push rod, latch hook reseting handle and handle bracket of latch hook, Room door form, one side of the movable latch hook of described Room door is installed protection activity latch hook, Room door fixedly a side of latch hook install and protect fixedly that latch hook matches with protection activity latch hook; Described Room external-open lock assembly flexibly connects by the unblank tail end of push rod and protection activity latch hook of Room door; latch hook reseting handle and handle bracket are installed in bottom at Room door; the latch hook reseting handle is connected by the lower end of handle bracket with the movable hook push rod, the upper end of movable hook push rod and fixedly latch hook flexible connection of protection.

The fixing strong magnetic in top of the above-mentioned movable latch hook of Room door is spacing, the displacement on the top of the movable latch hook of limiting protecting.

The middle part fixing protection latch hook of the above-mentioned movable latch hook of Room door is spacing, the displacement of the movable latch hook tail end of limiting protecting.

Above-mentioned protection activity latch hook flexibly connects by latch hook movable axis and the movable latch hook of Room door.

The top of above-mentioned Room door is reinforced rib fixedly, and unblank push rod and movable hook push rod of fixed operating sleeve respectively on the reinforced rib, Room door is up and down by adapter sleeve respectively.

One side of above-mentioned Room external-open lock assembly is the acousto-optic alarm chip fixedly.

The beneficial effects of the utility model are: to be opened to predetermined human body unpassable during than small gap when door, Room door is blocked, not only guarantee personal safety but also can observe situation in the elevator, avoid taking place the outer floor personnel of elevator the danger that crashes into elevator hoistways is arranged, after confirming no safety hazard, open the new type of safe device again Room door is opened, carry out operation.

Four, description of drawings:

Accompanying drawing 1 is the structural representation of elevator when the utility model does not start when normally moving;

Accompanying drawing 2 is elevator working state schematic representations after the utility model starts when breaking down;

Accompanying drawing 3 is elevator working state schematic representations after the utility model startup when door is opened fully;

Among the last figure: the movable latch hook 1 of Room door, strong magnetic are spacing 2, protection activity latch hook 3, latch hook movable axis 4, protection fixedly latch hook 5, Room door fixedly latch hook 6, protect that latch hook is spacing 7, Room door is unblanked push rod 8, sound and light alarm chip 9, Room external-open lock assembly 10, movable hook push rod 11, latch hook reseting handle 12, handle bracket 13,

Room door

14 and 15.

Five, the specific embodiment:

1-3 in conjunction with the accompanying drawings, the utility model will be further described:

The utility model mainly by the movable latch hook 1 of Room door, protection activity latch hook 3, protection fixedly latch hook 5, Room door fixedly unblank push rod 8, Room external-open lock assembly 10, movable hook push rod 11, latch hook reseting handle 12 and handle bracket 13 of latch hook 6, Room door form, one side of the movable latch hook 1 of described Room door is installed protection activity latch hook 3, Room door fixedly a side of latch hook 6 install and protect fixedly that latch hook 5 matches with protection activity latch hook 3; Described Room external-open lock assembly 10 flexibly connects by the unblank tail end of push rod 8 and protection activity latch hook 3 of Room door; latch hook reseting handle 12 and handle bracket 13 are installed in bottom at Room door 14; latch hook reseting handle 12 is connected with the lower end of movable hook push rod 11 by handle bracket 13, the upper end of movable hook push rod 11 and fixedly latch hook 5 flexible connections of protection.During use; Room external-open lock assembly 10 upwardly opens; former Room external-open lock assembly 10 boosts protection activity latch hook 3 rear ends in the thrust that makes progress; under the principle of lever; front end moves downwards; make protection fixedly latch hook 5 locking protection activity latch hook 3 is caught on firmly,

Room door

14 and 15 is only opened the unpassable less gap of human body (about about 10 centimeters).

Wherein, being described in detail as follows of the assembly of Xu Yaoing:

Protection activity latch hook 3 is to be fixed on the movable latch hook 1 of Room door with latch hook movable axis 4.

Strong magnetic spacing 2 is to be fixed on the movable latch hook of Room door 1 top, under normal circumstances with reference to Fig. 1, holds protection activity latch hook 3, guarantees the normal operation of elevator.

Latch hook movable axis 4 fixing protection activity latch hook 3 on the movable latch hook 1 of Room door.

Protection fixedly latch hook 5 is to be fixed on Room door fixedly on the latch hook 6, with reference to Fig. 2, protection activity latch hook 3 is hooked under improper situation, and it is unpassable than small gap that Room door is only opened human body.

Protection latch hook spacing 7 is to be fixed on the movable latch hook 1 of Room door, when when accompanying drawing 3 Room doors are complete, will limit protection activity latch hook 3 further to move.

Movable hook push rod 11 is mounted on the Room door 14, and main effect is the movable latch hook 3 of reset and protection.

Latch hook reseting handle 12 is to be fixed on the handle bracket 13, under artificial effect movable hook push rod 11 is boosted, and protection activity latch hook 3 will be pushed and reset.

Handle bracket 13 is installed on the Room door 14, and fixedly the latch hook reseting handle 12.

Former Room external-open lock assembly 10 is mounted in original latch position.When these parts rotate under the triangular key effect, can unlatching sound, photoswitch.Simultaneously Room door is unblanked push rod 8 upwards promotes, and protection activity latch hook 3 bottoms are also upwards boosted thereupon, and its top moves downward, and protection fixedly latch hook 5 is firmly hooked protection activity latch hook 3, and door lock is lived.Sound and light alarm chip 9 is existing routine techniques, is mounted in the top of original latch position, when door lock rotates under the key effect, can open this switch.

During use, under the elevator normal operating condition, protection activity latch hook 3 is in reset mode, the elevator door normal switch under spacing 2 effects of strong magnetic.Need manpower when open the door in the outside when running into extraordinary circumstances, triangular key is rotated, and at first touches the sound and light alarm chip, and verbal cue and light prompt are worked simultaneously, play the security warning effect.When key turns; former Room external-open lock assembly 10 boosts protection activity latch hook 3 in the thrust that makes progress; protection fixedly latch hook 5 with locking protection activity latch hook 3 tops;

Room door

14 and 15 is only opened the unpassable less gap of human body, can not continue to open, when opening as needs again; maintenance or rescue group must squat down; pin latch hook reseting handle 12 from the bottom movable hook push rod 11 is boosted, protection activity latch hook 3 tops upwards reset, and door can be opened by the whole of safety.

Claims

1. the safety guard of unblanking outside the elevator hall, it is characterized in that: mainly by the movable latch hook (1) of Room door, protection activity latch hook (3), protection fixedly latch hook (5), Room door fixedly unblank push rod (8), Room external-open lock assembly (10), movable hook push rod (11), latch hook reseting handle (12) and handle bracket (13) of latch hook (6), Room door form, one side of the movable latch hook of described Room door (1) is installed protection activity latch hook (3), Room door fixedly a side of latch hook (6) install and protect fixedly that latch hook (5) matches with protection activity latch hook (3); Described Room external-open lock assembly (10) flexibly connects by the unblank tail end of push rod (8) and protection activity latch hook (3) of Room door; latch hook reseting handle (12) and handle bracket (13) are installed in bottom at Room door (14); latch hook reseting handle (12) is connected with the lower end of movable hook push rod (11) by handle bracket (13), the upper end of movable hook push rod (11) and fixedly latch hook (5) flexible connection of protection.

2. the safety guard of unblanking outside the elevator hall according to claim 1 is characterized in that: the fixing strong magnetic spacing (2) in the top of the movable latch hook of described Room door (1), the displacement on the top of the movable latch hook of limiting protecting (3).

3. the safety guard of unblanking outside the elevator hall according to claim 1 is characterized in that: the fixing protection in the middle part of the movable latch hook of described Room door (1) latch hook spacing (7), the displacement of movable latch hook (3) tail end of limiting protecting.

4. the safety guard of unblanking outside the elevator hall according to claim 1 is characterized in that: described protection activity latch hook (3) flexibly connects by latch hook movable axis (4) and the movable latch hook of Room door (1).

5. the safety guard of unblanking outside the elevator hall according to claim 1; it is characterized in that: the top of described Room door (14) is reinforced rib fixedly; fixed operating sleeve respectively on the reinforced rib, Room door are unblanked, and to pass through adapter sleeve respectively up and down for push rod (8) and movable hook push rod (11).

6. the safety guard of unblanking outside the elevator hall according to claim 1, it is characterized in that: a side of described Room external-open lock assembly (10) is acousto-optic alarm chip (9) fixedly.