CN103552900B - Auxiliary device for opening elevator car door lock and elevator - Google Patents

Auxiliary device for opening elevator car door lock and elevator Download PDF

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Publication number
CN103552900B
CN103552900B CN201310578818.7A CN201310578818A CN103552900B CN 103552900 B CN103552900 B CN 103552900B CN 201310578818 A CN201310578818 A CN 201310578818A CN 103552900 B CN103552900 B CN 103552900B
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China
Prior art keywords
guide groove
swing arm
fork
counterweight
door lock
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CN201310578818.7A
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CN103552900A (en
Inventor
霍俊超
邓浩斌
吕智强
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Hitachi Elevator China Co Ltd
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Hitachi Elevator China Co Ltd
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Publication of CN103552900A publication Critical patent/CN103552900A/en
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Abstract

The invention discloses an auxiliary device for opening an elevator car door lock and an elevator. The auxiliary device is mounted on a door knife base and comprises a first swing arm, a second swing arm, a guide groove swing rod, a counterweight part and a counterweight connecting part; the two ends of the guide groove swing rod are rotationally connected with the first swing arm and the second swing arm; the first swing arm and the second swing arm are rotationally connected to the door knife base; the first end of the counterweight connecting part is connected to the counterweight part, and the second end of the counterweight connecting part is fixed on the door knife base or the guide groove swing rod; a guide groove is formed in the guide groove swing rod; the counterweight part is placed in the guide groove of guide groove swing rod and matched with the guide groove. When a hoistway door is opened with a relatively-large force, under the action of the static rollers of a hoistway door lock, the guide groove swing rod rotates counterclockwise, so that the hoistway door can be opened for a certain distance continuously; through the manner, the travel difference between the hoistway door and an elevator car door can be increased, a sufficient space is provided for a hand of a person to get in conveniently, and then an unlocking device can be operated to open the car door, so that the time for opening the elevator car door can be shortened.

Description

Elevator cage door lock opening auxiliary device, elevator
Technical field
The present invention relates to elevator cage door opening technology field, particularly relate to a kind of elevator cage door lock opening auxiliary device, elevator.
Background technology
According to relevant regulation, the sill line of lift car and well enclosure can not exceed predetermined distance, but the gate of car door lock is housed then not by the restriction of this distance, and, in recent years, take off an accident in sedan-chair during elevator runs and happen occasionally, occurred many safety misadventures, therefore, elevator is equipped with car door lock becomes a kind of trend.
A car door lock of our company's independent research, as shown in Figure 1, this car door lock comprises the left swing bar 101 be rotationally connected with on gantry crane plate, right fork 102, the quiet roller 301 of the Room door lock be fixedly connected with Room door 300, Room door lock moves roller 302, when lift car is in non-leveling zone, car door lock is in the lock state, gate can not be opened, when elevator car arrives flat bed, gate electric motor starting, gantry crane plate is driven to move, thus elevator cage door 200 is opened, in elevator cage door 20 opening procedure, right fork 102 touches Room door lock and moves roller 302, right fork 102 is encountered Room door lock and is moved roller 302 and can produce resistance, thus the swing of certain distance can be there is, car gate lock hook 215 is finally made to lift, car door lock is opened, gate drives Room door to open, at closing time, Room door is first closed, in the door closing process of the Room, Room door lock moves roller 302 can touch right fork 102, the application force between roller 302 and right fork 102 is moved by Room door lock, car gate lock hook 215 is lifted, car door lock is in open mode, Room door continues to close the door, thus drive gate to close together, this elevator is when having a power failure, passenger in lift car can break elevator cage door 200 into two with one's hands by a certain size power, after elevator cage door 200 is broken into two with one's hands certain distance, right fork 102 can touch Room door lock and move roller 302, thus by the power that right fork 102 and Room door lock move between roller 302, car gate lock hook 215 is lifted, car door lock is opened, thus elevator cage door 200 can be opened, but, disadvantaged group when what take in lift car, as old man, when there is dizzy fault phenomenon in the passenger in child or elevator, elevator cage door 200 can not be opened in lift car, just gate can only can be opened by operation tripper 217 outdoors from the Room by rescue group, rescue group first opens Room door by triangular key, when opening Room door very after small distance, door lock quiet roller 301 in the Room can touch left swing bar 101, thus elevator cage door 200 can be driven to move very little one end distance, then, car gate lock hook 215 will catch on lock 216, thus elevator cage door 200 can not be opened further, and, now, it is the vertex closing wheel guide groove 104 that system's conjunction wheel 103 reaches, thus can not make to be close wheel 103 to continue upward movement, two of left swing bar 101 swing arms are prevented to do counterclockwise movement, thus make left swing bar 101 not continue the space of movement left, and now, the gap that Room door 300 is opened is very little, rescue group is made to be difficult to stretch out one's hand enter into Room door 300 and elevator cage door top end, thus be difficult to move to the tripper 217 being positioned at this place, eventually reduce the success ratio of rescue, delay rescue time, cause the generation of safety misadventure.Therefore, a elevator cage door lock opening auxiliary device that can well help rescue group to open elevator cage door from the Room seems necessary.
Summary of the invention
The object of the present invention is to provide a kind of elevator cage door lock opening auxiliary device being convenient to open from the outside elevator cage door.
Another object of the present invention is to provide a kind of elevator being convenient to open from the outside elevator cage door.
In order to realize object of the present invention, the technical scheme taked is:
A kind of elevator cage door lock opening auxiliary device, be installed on a cutter base, comprise the first swing arm, the second swing arm, guide groove fork, counterweight, counterweight attaching parts, guide groove fork two ends are rotatably connected with the first swing arm, the second swing arm respectively, first swing arm, the second swing arm are rotationally connected with on a cutter base, counterweight attaching parts first end is connected on counterweight, second end is fixed on a cutter base or guide groove fork, be provided with guide groove in guide groove fork, counterweight is placed in the guide groove in guide groove fork and matches with guide groove.
When elevator cage door opened outdoors by needs from the Room, the door lock of Room door is first opened by triangular key, by a certain size strength toward the promotion Room, both sides door, door lock quiet roller in the Room moves with Room door, after Room door opens certain distance, door lock quiet roller in the Room can touch guide groove fork, when Room door continues motion, door lock quiet roller in the Room promotes guide groove fork and drives elevator cage door to open very little one end distance, after elevator cage door motion certain distance, car gate lock hook and lock interfere, elevator cage door can not continue to be opened, now, slightly firmly break Room door into two with one's hands, under the effect of the quiet roller of Room door lock, guide groove fork meeting clickwise, drive the first swing arm, second swing arm rotates clockwise together, thus make Room door be continued to open certain distance, the gap that Room door can be made in this way to open increases a lot, the progressive error of Room door and elevator cage door increases a lot, have enough spaces to be convenient to staff to enter, thus operation tripper, finally open gate, for general elevator, shorten the time of opening elevator cage door from the Room outdoors, improve the success ratio opening elevator cage door, when guide groove fork rotates clockwise, counterweight in guide groove fork and guide groove have certain relative motion, after Room personnel outdoors loose one's grip, counterweight makes guide groove fork left-hand revolution reset guide groove fork and the quiet roller contact of Room door lock under the effect of self gravitation, promote Room door to move toward closing direction, the formation reducing Room door and gate is poor, and guide groove fork is to Room door power, add the self-closing power of Room door, improve the probability that Room door lock is closed.
Below technical scheme is further illustrated:
Wherein in an embodiment, elevator cage door lock opening auxiliary device also comprises wire fixing device, tension wheel, wire fixing device and tension wheel are all installed on a cutter base, described counterweight attaching parts is counterweight connection cord, counterweight connection cord second end is achieved a fixed connection by wire fixing device and door cutter base, and counterweight connection cord is tightened by tension wheel.Counterweight connection cord is tightened by tension wheel, by adjusting the installation site of tension wheel, can adjust the tension force of counterweight connection cord, thus easy to use.
Wherein in an embodiment, elevator cage door lock opening auxiliary device also comprises contact roller, and contact roller is fixed on a cutter base, and is positioned at described tension wheel and counterweight connection cord tangency location place.Under the effect of contact roller, when guide groove fork lifts, counterweight can not show the scope in guide groove fork cross section when lifting, and counterweight connection cord can not deviate from tension wheel.
Wherein in an embodiment, described tension wheel wheel face is provided with cable clamping interface.Cable clamping interface on tension wheel wheel face, for blocking the counterweight connection cord be placed in cable clamping interface, prevents counterweight connection cord from taking off from tension wheel.
Wherein in an embodiment, described tension wheel is rotating to be installed on a cutter base.
Wherein in an embodiment, described tension wheel detouchable is installed on a cutter base.Tension wheel is detachably convenient to the installation site adjusting tension wheel, thus the tension force of adjustment counterweight connection cord.
Wherein in an embodiment, elevator cage door lock opening auxiliary device also comprises the first inhibiting device, the second inhibiting device that are individually fixed on a cutter base, first inhibiting device, the second inhibiting device lay respectively at guide groove fork both sides, guide groove fork in the raw time, guide groove fork touches the first inhibiting device, when guide groove fork is raised to vertex, guide groove fork touches the second inhibiting device.When there is no interaction force between guide groove fork and the quiet roller of Room door lock, guide groove fork in the raw, when producing interaction force and lifted to vertex position between guide groove fork and the quiet roller of Room door lock, guide groove fork can touch the second inhibiting device, by the first inhibiting device and the second inhibiting device combined action, guide groove fork is moved in this region, makes whole process control, make equipment safer.
Wherein in an embodiment, the side near guide groove fork on described first inhibiting device is provided with cushion rubber.By the design of cushion rubber, prevent from producing too large collision between guide groove fork and the first inhibiting device, the first inhibiting device and guide groove fork are played a protective role.
Wherein in an embodiment, the side near guide groove fork on described second inhibiting device is provided with cushion rubber.By the design of cushion rubber, prevent from producing too large collision between guide groove fork and the second inhibiting device, the second inhibiting device and guide groove fork are played a protective role.
Wherein in an embodiment, described cushion rubber is silicagel pad or rubber pad.
Wherein in an embodiment, the guide groove upper end in described guide groove fork is provided with connecting portion, and breeding attaching parts second end is fixed on the connecting portion of guide groove fork, and counterweight attaching parts is rope or spring.By counterweight being directly fixed on guide groove fork upper end, making counterweight and guide groove fork form an entirety, being convenient to install.
Wherein in an embodiment, described first swing arm, the second swing arm are identical swing arm, and the first swing arm parallels with the second swing arm.First swing arm and the second swing arm parallel, and make two swing arm swaying directions identical, thus there will not be the situation that both interfere mutually.
Wherein in an embodiment, elevator cage door lock opening auxiliary device also comprises the 3rd swing arm, the 4th swing arm and drives fork, 3rd swing arm, the 4th swing arm is all rotating is connected on a cutter base, drives fork two ends to be rotationally connected with respectively in the 3rd swing arm, the 4th swing arm.When elevator normally works, elevator cage door is first opened, after elevator cage door motion certain distance, drive fork can touch the Room door lock be fixedly connected with Room door and move roller, elevator cage door continues motion, thus driving fork and Room door lock can be made to move between roller interactional power again, under this force, drive fork to conflict car gate lock hook, thus car gate lock hook is lifted, car gate lock hook and lock depart from, car door lock is opened, and under the promotion driving fork, Room door is followed elevator cage door and opened, adopt this structure, easy to use.
The present invention also provides elevator, comprise a cutter base plate, Room door, the quiet roller of Room door lock, lock, car gate lock hook, tripper, above-mentioned elevator cage door lock opening auxiliary device, car gate lock hook is rotating to be installed on a cutter base plate, car gate lock hook matches with lock, tripper one end is connected with car gate lock hook one end away from lock, the other end is placed in above the crack between a door and its frame of Room door, Room door is fixedly connected with the quiet roller of Room door lock, and door lock quiet roller in the Room is positioned at described guide groove fork near the side of tripper.
After opening Room door lock, by moving Room door, the quiet roller of Room door lock be fixedly connected with Room door can touch guide groove fork, final drive guide groove fork rotates, progressive error between Room door and elevator cage door becomes large, thus have enough spaces that staff is stretched into from the gap that Room door is opened, be convenient to pull tripper, realize car door lock and open.
Wherein in an embodiment, described tripper is stay cord or pull bar.By pulling the end of stay cord or pull bar, by lever principle, car gate lock hook can be made to rotate, thus car gate lock hook and lock are departed from, car door lock is opened.
Advantage of the present invention is:
In elevator cage door lock opening auxiliary device of the present invention, when elevator cage door opened outdoors by needs from the Room, the door lock of Room door is first opened by triangular key, by a certain size strength toward the promotion Room, both sides door, door lock quiet roller in the Room moves with Room door, after Room door opens certain distance, door lock quiet roller in the Room can touch guide groove fork, when Room door continues motion, door lock quiet roller in the Room promotes guide groove fork and drives elevator cage door to open very little one end distance, after elevator cage door motion certain distance, car gate lock hook and lock interfere, elevator cage door can not continue to be opened, now, slightly firmly break Room door into two with one's hands, under the effect of the quiet roller of Room door lock, guide groove fork meeting left-hand revolution, drive the first swing arm, second swing arm rotates clockwise together, thus make Room door be continued to open certain distance, the gap that Room door can be made in this way to open increases a lot, the progressive error of Room door and elevator cage door increases a lot, have enough spaces to be convenient to staff to enter, thus operation tripper, finally open gate, for general elevator, shorten the time of opening elevator cage door from the Room outdoors, improve the success ratio opening elevator cage door, when guide groove fork rotates clockwise, counterweight in guide groove fork and guide groove have certain relative motion, after Room personnel outdoors loose one's grip, counterweight makes guide groove fork left-hand revolution reset guide groove fork and the quiet roller contact of Room door lock under the effect of self gravitation, promote Room door to move toward closing direction, reduce the progressive error of Room door and gate, and guide groove fork is to Room door power, add the self-closing power of Room door, improve the probability that Room door lock is closed.In elevator of the present invention, after opening Room door lock, by moving Room door, the quiet roller of Room door lock be fixedly connected with Room door can touch guide groove fork, final drive guide groove fork rotates, and the progressive error between Room door and elevator cage door becomes greatly, thus has enough spaces that staff is stretched into from the gap that Room door is opened, be convenient to pull tripper, realize car door lock and open.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of general elevator cage door lock;
Fig. 2 is schematic diagram when Room door, elevator cage door are all closed in elevator cage door lock opening auxiliary device of the present invention;
Schematic diagram when Fig. 3 is Room door lock quiet roller touching guide groove fork in elevator cage door lock opening auxiliary device of the present invention;
Fig. 4 is No. I partial enlarged drawing in Fig. 3;
Fig. 5 is schematic diagram when guide groove fork touches the second inhibiting device in elevator cage door lock opening auxiliary device of the present invention;
Fig. 6 is No. I partial enlarged drawing in Fig. 5;
Fig. 7 is the scheme of installation of guide groove fork, counterweight, tension wheel, wire fixing device.
Description of reference numerals:
101. left swing bars, 102. right forks, 103. is close wheel, 104. is close wheel guide groove, 200. elevator cage door, 201. cutter bases, 202. first swing arms, 203. second swing arms, 204. guide groove forks, 2041. guide groove, 205. counterweight, 206. counterweight connection cords, 207. wire fixing device, 208. tension wheel, 209. contact roller, 210. first inhibiting device, 211. second inhibiting device 212. the 3rd swing arms, 213. the 4th swing arms, 214. drive fork, 215. car gate lock hook, 216. lock, 217. stay cord, 300. Room doors, the quiet roller of 301. Room door lock, 302. Room door locks move roller, 303. crack between a door and its frame.
Detailed description of the invention
Below in conjunction with accompanying drawing, embodiments of the invention are described in detail:
Consult Fig. 2-7, in an embodiment of the present invention, a kind of elevator cage door lock opening auxiliary device, be installed on a cutter base 201, comprise the first swing arm 202, second swing arm 203, guide groove fork 204, counterweight 205, counterweight attaching parts, described counterweight attaching parts is counterweight connection cord 206, guide groove fork 204 two ends respectively with the first swing arm 202, second swing arm 203 is rotatably connected, first swing arm 202, second swing arm 203 is rotationally connected with on a cutter base 201, counterweight connection cord first end is connected on counterweight 205, counterweight connection cord second end is fixed on a cutter base 201 or guide groove fork 204, guide groove 2041 is provided with in guide groove fork 204, counterweight 205 is placed in the guide groove 2041 in guide groove fork 204 and matches with guide groove 2041.
When needs open elevator cage door 200 from Room door 300, the door lock of Room door 300 is first opened by triangular key, by a certain size strength toward the promotion Room, both sides door 300, door lock quiet roller 301 in the Room moves with Room door 300, after Room door 300 opens certain distance, door lock quiet roller 301 in the Room can touch guide groove fork 204, when Room door 300 continues motion, the quiet roller of Room door lock 301 promotes guide groove fork 204 and drives elevator cage door 200 to open very little one end distance, after elevator cage door 200 motion certain distance, car gate lock hook 215 and lock 216 interfere, elevator cage door 200 can not continue to be opened, now, slightly firmly break Room door 300 into two with one's hands, under the effect of the quiet roller 301 of Room door lock, guide groove fork 204 meeting clickwise, drive the first swing arm 202, second swing arm 203 rotates clockwise together, thus make Room door 300 be continued to open certain distance, the gap that Room door 300 can be made in this way to open increases a lot, the progressive error of Room door 300 and elevator cage door 200 increases a lot, have enough spaces to be convenient to staff to enter, thus operation tripper, finally open elevator cage door 200, for general elevator, shorten the time of opening elevator cage door 200 from Room door 300, improve the success ratio opening elevator cage door 200, when guide groove fork 204 rotates clockwise, counterweight 205 in guide groove fork 204 has certain relative motion with guide groove 2041, after the personnel outside Room door 300 loose one's grip, counterweight 205 makes guide groove fork 204 left-hand revolution reset guide groove fork 204 contact with the quiet roller 301 of Room door lock under the effect of self gravitation, promote Room door 300 to move toward closing direction, reduce the progressive error of Room door 200 and elevator cage door 200, and guide groove fork 204 gives Room door 300 1 power, add the self-closing power of Room door 300, improve the probability that Room door 300 locking closes.
In the present embodiment, elevator cage door lock opening auxiliary device also comprises wire fixing device 207, tension wheel 208, wire fixing device 207 and tension wheel 208 are all installed on a cutter base 201, counterweight connection cord second end is achieved a fixed connection by wire fixing device 207 and door cutter base 201, and counterweight connection cord 206 is tightened by tension wheel 208.By adjusting the installation site of tension wheel 208, the tension force of counterweight connection cord 206 can be adjusted, thus easy to use.Elevator cage door lock opening auxiliary device also comprises contact roller 209, and contact roller 209 is fixed on a cutter base 201, and is positioned at described tension wheel 208 and counterweight connection cord 206 tangency location place.Under the effect of contact roller 209, when guide groove fork 204 lifts, counterweight 205 can not show the scope in guide groove fork 204 cross section when lifting, and counterweight connection cord 206 can not deviate from tension wheel 208.In other embodiments, can also be that guide groove 2041 upper end in described guide groove fork 204 is provided with connecting portion, breeding attaching parts second end be fixed on the connecting portion of guide groove fork 204, and counterweight attaching parts is rope or spring.By counterweight 205 is directly fixed on guide groove fork 204 upper end, make counterweight 205 and guide groove fork 204 form an entirety, be convenient to install.
Tension wheel 208 wheel face is provided with cable clamping interface.Cable clamping interface on tension wheel 208 wheel face, for blocking the counterweight connection cord 206 be placed in cable clamping interface, prevents counterweight connection cord 206 from taking off from tension wheel 208.Tension wheel 208 is rotating to be installed on a cutter base 201.Tension wheel 208 detouchable is installed on a cutter base 208.Tension wheel 208 is detachably convenient to the installation site adjusting tension wheel 208, thus the tension force of adjustment counterweight connection cord 206.
Elevator cage door lock opening auxiliary device also comprises the first inhibiting device 210, second inhibiting device 211 be individually fixed on a cutter base 201, first inhibiting device 210, second inhibiting device 211 lays respectively at guide groove fork 204 both sides, guide groove fork 204 in the raw time, guide groove fork 204 touches the first inhibiting device 210, when guide groove fork 204 is raised to vertex, guide groove fork 204 touches the second inhibiting device 211.When there is no interaction force between guide groove fork 204 and the quiet roller 301 of Room door lock, guide groove fork 204 in the raw, when producing interaction force and lifted to vertex position between guide groove fork 204 and the quiet roller 301 of Room door lock, guide groove fork 204 can touch the second inhibiting device 211, by the first inhibiting device 210 and the second inhibiting device 211 combined action, guide groove fork 204 is moved in this region, makes whole process control, make equipment safer.
Side near guide groove fork 204 on first inhibiting device 210 is provided with cushion rubber.By the design of cushion rubber, prevent from producing too large collision between guide groove fork 204 and the first inhibiting device 210, the first inhibiting device 210 and guide groove fork 204 are played a protective role.Side near guide groove fork 204 on second inhibiting device 211 is provided with cushion rubber.By the design of cushion rubber, prevent from producing too large collision between guide groove fork 204 and the second inhibiting device 211, the second inhibiting device 211 and guide groove fork 204 are played a protective role.Described cushion rubber is silicagel pad or rubber pad.
First swing arm 202, second swing arm 203 is identical swing arm, and the first swing arm 202 parallels with the second swing arm 203.When first swing arm 202 and the second swing arm 203 parallel, make two swing arm swaying directions identical, thus there will not be the situation that both interfere mutually.
Elevator cage door lock opening auxiliary device also comprises the 3rd swing arm 212, the 4th swing arm 213 and drives fork 214,3rd swing arm 212, the 4th swing arm 213 is all rotating is connected on a cutter base 201, drives fork 214 two ends to be rotationally connected with respectively in the 3rd swing arm 212, the 4th swing arm 213.When elevator normally works, elevator cage door 200 is first opened, after elevator cage door 200 motion certain distance, drive fork 214 can touch the Room door lock be fixedly connected with Room door 300 and move roller 302, elevator cage door 200 continues motion, thus driving fork 214 and Room door lock can be made to move between roller 302 interactional power again, under this force, drive fork 214 to conflict car gate lock hook 215, thus car gate lock hook 215 is lifted, car gate lock hook 215 and lock 216 depart from, car door lock is opened, and under the promotion driving fork 214, Room door 300 is followed elevator cage door 200 and is opened, adopt this structure, easy to use.
The present invention also provides elevator, comprise a cutter base plate 201, Room door 300, the quiet roller 301 of Room door lock, lock 216, car gate lock hook 215, tripper, above-mentioned elevator cage door lock opening auxiliary device, described tripper is stay cord 217, car gate lock hook 215 is rotating to be installed on a cutter base plate 201, car gate lock hook 215 matches with lock 216, stay cord 217 one end is connected with car gate lock hook 215 one end away from lock 216, stay cord 217 other end is placed in above the crack between a door and its frame 303 of Room door 300, Room door 300 is fixedly connected with the quiet roller 301 of Room door lock, the quiet roller of Room door lock 301 is positioned at described guide groove fork 204 near the side of stay cord 217.
After opening Room door lock, by moving Room door 300, the Room door lock be fixedly connected with Room door 300 is quiet to be rolled 301 and takes turns and can touch guide groove fork 204, final drive guide groove fork 204 rotates, progressive error between Room door 300 and elevator cage door 200 becomes large, thus have enough spaces that staff is stretched into from the crack between a door and its frame 303 that Room door 300 is opened, be convenient to pull stay cord 217, realize car door lock and open.In other embodiments, tripper can also be pull bar.By pulling the end of stay cord or pull bar, by lever principle, car gate lock hook 215 can be made to rotate, thus car gate lock hook 215 and lock 216 are departed from, car door lock is opened.
The above embodiment only have expressed several embodiment of the present invention, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the scope of the claims of the present invention.It should be pointed out that for the person of ordinary skill of the art, without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be as the criterion with claims.

Claims (10)

1. an elevator cage door lock opening auxiliary device, be installed on a cutter base, it is characterized in that, comprise the first swing arm, the second swing arm, guide groove fork, counterweight, counterweight attaching parts, guide groove fork two ends are rotatably connected with the first swing arm, the second swing arm respectively, first swing arm, the second swing arm are rotationally connected with on a cutter base, counterweight attaching parts first end is connected on counterweight, second end is fixed on a cutter base or guide groove fork, be provided with guide groove in guide groove fork, counterweight is placed in the guide groove in guide groove fork and matches with guide groove.
2. elevator cage door lock opening auxiliary device according to claim 1, it is characterized in that, also comprise wire fixing device, tension wheel, wire fixing device and tension wheel are all installed on a cutter base, described counterweight attaching parts is counterweight connection cord, counterweight connection cord second end is achieved a fixed connection by wire fixing device and door cutter base, and counterweight connection cord is tightened by tension wheel.
3. elevator cage door lock opening auxiliary device according to claim 2, is characterized in that, also comprise contact roller, and contact roller is fixed on a cutter base, and is positioned at described tension wheel and counterweight connection cord tangency location place.
4. elevator cage door lock opening auxiliary device according to claim 2, is characterized in that, described tension wheel wheel face is provided with cable clamping interface.
5. the elevator cage door lock opening auxiliary device according to any one of claim 1-4, it is characterized in that, also comprise the first inhibiting device, the second inhibiting device that are individually fixed on a cutter base, first inhibiting device, the second inhibiting device lay respectively at guide groove fork both sides, guide groove fork in the raw time, guide groove fork touches the first inhibiting device, and when guide groove fork is raised to vertex, guide groove fork touches the second inhibiting device.
6. elevator cage door lock opening auxiliary device according to claim 1, is characterized in that, the guide groove upper end in described guide groove fork is provided with connecting portion, and counterweight attaching parts second end is fixed on the connecting portion of guide groove fork, and counterweight attaching parts is rope or spring.
7. the elevator cage door lock opening auxiliary device according to claim 1,2,3,4 or 6, is characterized in that, described first swing arm, the second swing arm are identical swing arm, and the first swing arm parallels with the second swing arm.
8. the elevator cage door lock opening auxiliary device according to claim 1,2,3,4 or 6, it is characterized in that, also comprise the 3rd swing arm, the 4th swing arm and drive fork, 3rd swing arm, the 4th swing arm is all rotating is connected on a cutter base, drives fork two ends to be rotationally connected with respectively in the 3rd swing arm, the 4th swing arm.
9. an elevator, it is characterized in that, comprise a cutter base plate, Room door, the quiet roller of Room door lock, lock, car gate lock hook, tripper, elevator cage door lock opening auxiliary device as described in any one of claim 1-6, car gate lock hook is rotating to be installed on a cutter base plate, car gate lock hook matches with lock, tripper one end is connected with car gate lock hook one end away from lock, the other end is placed in above the crack between a door and its frame of Room door, Room door is fixedly connected with the quiet roller of Room door lock, and door lock quiet roller in the Room is positioned at described guide groove fork near the side of tripper.
10. elevator according to claim 9, is characterized in that, described tripper is stay cord or pull bar.
CN201310578818.7A 2013-11-18 2013-11-18 Auxiliary device for opening elevator car door lock and elevator Active CN103552900B (en)

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Application Number Priority Date Filing Date Title
CN201310578818.7A CN103552900B (en) 2013-11-18 2013-11-18 Auxiliary device for opening elevator car door lock and elevator

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Application Number Priority Date Filing Date Title
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CN103552900B true CN103552900B (en) 2015-06-17

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Publication number Priority date Publication date Assignee Title
CN104129704A (en) * 2014-07-23 2014-11-05 台州市中奥特种设备检测技术服务有限公司 Door cutter structure with mechanical lock device
CN105947852B (en) * 2016-06-30 2017-10-20 上海贝思特门机有限公司 A kind of elevator is anti-to be taken off gate and locks a door knife
CN106744212B (en) * 2017-03-09 2018-12-28 日立电梯(中国)有限公司 Elevator door
CN109052122A (en) * 2018-09-06 2018-12-21 中联重科股份有限公司 Locking device and elevator system

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FI101284B1 (en) * 1995-09-13 1998-05-29 Kone Oy Arrangements for opening and closing of automatic lift doors and carriers
WO2009011044A1 (en) * 2007-07-18 2009-01-22 Mitsubishi Electric Corporation Door engagement device for elevator

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