CN103552900A - 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
CN103552900A
CN103552900A CN201310578818.7A CN201310578818A CN103552900A CN 103552900 A CN103552900 A CN 103552900A CN 201310578818 A CN201310578818 A CN 201310578818A CN 103552900 A CN103552900 A CN 103552900A
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CN
China
Prior art keywords
guide groove
swing arm
fork
counterweight
door
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Granted
Application number
CN201310578818.7A
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Chinese (zh)
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CN103552900B (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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Priority to CN201310578818.7A priority Critical patent/CN103552900B/en
Publication of CN103552900A publication Critical patent/CN103552900A/en
Application granted granted Critical
Publication of CN103552900B publication Critical patent/CN103552900B/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 surpass predetermined distance, but the gate that gate lock is housed is not subject to the restriction of this distance, and, in recent years, in elevator sedan-chair in service, take off an accident and happen occasionally, occurred many safety misadventures, therefore, elevator is equipped with gate lock becomes a kind of trend.
A gate lock of our company's independent research, as shown in Figure 1, this gate lock comprises the left swing bar 101 being rotationally connected with on gantry crane plate, right fork 102, the quiet roller 301 of Room door lock being fixedly connected with Room door 300, Room door lock moves roller 302, when lift car during in non-leveling zone gate lock be in the lock state, can not open gate, when elevator car arrives flat bed, gate electric motor starting, drive gantry crane plate to move, thereby elevator cage door 200 is opened, in elevator cage door 20 opening procedures, right fork 102 touches the moving roller 302 of Room door lock, right fork 102 is encountered the moving roller 302 of Room door lock can produce resistance, thereby can there is the swing of certain distance, finally make car gate lock hook 215 lift, sedan-chair door-lock opening, gate drives Room door to open, at closing time, Room door is first closed, in the door closing process of the Room, door lock moving roller 302 in the Room can touch right fork 102, by the application force between the moving roller 302 of Room door lock and right fork 102, car gate lock hook 215 is lifted, gate lock is in open mode, Room door continues to close the door, thereby 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, elevator cage door 200 is broken into two with one's hands after certain distance, right fork 102 can touch the moving roller 302 of Room door lock, thereby by the power between right fork 102 and the moving roller 302 of Room door lock, car gate lock hook 215 is lifted, sedan-chair door-lock opening, thereby elevator cage door 200 can be opened, but, what in lift car, take is disadvantaged group, as old man, while there is dizzy fault phenomenon in the passenger in child or elevator, can not in lift car, open elevator cage door 200, can only from the Room, by operation tripper 217, just can open gate outdoors 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, thereby can drive elevator cage door 200 to move very little one end distance, then, car gate lock hook 215 will catch on lock 216, thereby elevator cage door 200 can not further be opened, and, now, be associated wheel 103 and reach the vertex that is associated wheel guide groove 104, thereby can not make to be associated wheel 103 and continue upward movement, stoped two swing arms of left swing bar 101 to do conter clockwise motion, thereby make left swing bar 101 not continue mobile space left, and now, the gap that Room door 300 is opened is very little, make rescue group be difficult to stretch out one's hand enter into Room door 300 and elevator cage door top end, thereby be difficult to move to the tripper 217 that is positioned at this place, finally reduced the success ratio of rescue, delayed 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 of being convenient to open from the outside elevator cage door.
Another object of the present invention is to provide a kind of elevator of being convenient to open from the outside elevator cage door.
In order to realize object of the present invention, the technical scheme of taking 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, the first swing arm, the second swing arm are rotationally connected with on a cutter base, counterweight attaching parts first end is connected on counterweight, the second end is fixed on a cutter base or guide groove fork, in guide groove fork, be provided with guide groove, counterweight is placed in the guide groove in guide groove fork and matches with guide groove.
When needs are opened elevator cage door outdoors from the Room, first by triangular key, open the door lock of Room door, by a certain size strength toward the promotion Room, both sides door, door lock quiet roller in the Room moves with Room door, Room door is opened after 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, the second swing arm clockwise rotates together, thereby make Room door can be continued to open certain distance, can make in this way the gap that Room door is opened increase a lot, the progressive error of Room door and elevator cage door increases a lot, having enough spaces to be convenient to staff enters, thereby operation tripper, finally open gate, for general elevator, shortened the time of opening outdoors elevator cage door from the Room, improved the success ratio of opening elevator cage door, when guide groove fork rotates counterclockwise, 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 clickwise reset guide groove fork and the quiet roller contact of Room door lock under the effect of self gravitation, promote Room door and move toward closing direction, the formation of dwindling Room door and gate is poor, and guide groove fork is to power of Room door, increase the self-closing power of Room door, improved the probability of Room door lock closure.
Below technical scheme is further illustrated:
Therein 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 the second end achieves 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 convenient use.
In an embodiment, elevator cage door lock opening auxiliary device also comprises contact roller therein, and contact roller is fixed on a cutter base, and is positioned at described tension wheel and the tangent position of counterweight connection cord.Under the effect of contact roller, when guide groove fork lifts, counterweight is shown the scope in guide groove fork cross section lifting Shi Buhui, and counterweight connection cord can not deviate from tension wheel.
In an embodiment, described tension wheel wheel face is provided with cable clamping interface therein.Cable clamping interface on tension wheel wheel face, for blocking the counterweight connection cord being placed in cable clamping interface, prevents that counterweight connection cord is de-from tension wheel.
In an embodiment, described tension wheel is rotating to be installed on a cutter base therein.
In an embodiment, described tension wheel detouchable is installed on a cutter base therein.Tension wheel is detachably convenient to adjust the installation site of tension wheel, thereby adjusts the tension force of counterweight connection cord.
Therein in an embodiment, elevator cage door lock opening auxiliary device also comprises the first inhibiting device, the second inhibiting device being individually fixed on a cutter base, the first inhibiting device, the second inhibiting device lay respectively at guide groove fork both sides, guide groove fork is in the raw time, guide groove fork is touched the first inhibiting device, when guide groove fork is raised to vertex, guide groove fork is touched 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 between guide groove fork and the quiet roller of Room door lock and being lifted to vertex position, 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, make whole process controlled, make equipment safer.
In an embodiment, the side near guide groove fork on described the first inhibiting device is provided with cushion rubber therein.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.
In an embodiment, the side near guide groove fork on described the second inhibiting device is provided with cushion rubber therein.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.
In an embodiment, described cushion rubber is silicagel pad or rubber pad therein.
In an embodiment, the guide groove upper end in described guide groove fork is provided with connecting portion therein, and breeding attaching parts the second end is fixed on the connecting portion of guide groove goods of furniture for display rather than for use, and counterweight attaching parts is rope or spring.By counterweight being directly fixed on to guide groove fork upper end, make counterweight and guide groove fork form an integral body, be convenient to install.
In an embodiment, described the first swing arm, the second swing arm are identical swing arm therein, and the first swing arm parallels with the second swing arm.The first swing arm and the second swing arm parallel, and make two swing arm swaying directions identical, thus the situation that there will not be both mutually to interfere.
Therein in an embodiment, elevator cage door lock opening auxiliary device also comprises the 3rd swing arm, the 4th swing arm and drives fork, the 3rd swing arm, the 4th swing arm be rotating being connected on a cutter base all, drives fork two ends to be rotationally connected with respectively in the 3rd swing arm, the 4th swing arm.During elevator normal operation, elevator cage door is first opened, after elevator cage door motion certain distance, driving fork can touch the moving roller of the Room door lock being fixedly connected with Room door, elevator cage door continues motion, thereby can make to drive between the moving roller of fork and Room door lock interactional power again, under the effect of this power, drive the fork car gate lock hook of can conflicting, thereby car gate lock hook is lifted, car gate lock hook and lock depart from, sedan-chair door-lock opening, and driving under the promotion of fork, Room door is followed elevator cage door and is opened, adopt this structure, easy to use.
The present invention also provides elevator, comprise a cutter base plate, the quiet roller of the Men, Room, 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 the crack between a door and its frame top of Room door, door lock quiet roller in the Men Yu Room, the Room is fixedly connected with, and door lock quiet roller in the Room is positioned at described guide groove fork near a side of tripper.
Open after the door lock of the Room, by moving Room door, the quiet roller of Room door lock being fixedly connected with Room door can touch guide groove fork, the final guide groove fork that drives rotates, it is large that progressive error between Room door and elevator cage door becomes, thereby the gap that has enough spaces that staff is opened from Room door, stretch into, be convenient to pull tripper, realize gate lock and open.
In an embodiment, described tripper is stay cord or pull bar therein.By pulling the end of stay cord or pull bar, by lever principle, can make car gate lock hook rotate, thereby car gate lock hook and lock are departed from, sedan-chair door-lock opening.
Advantage of the present invention is:
In elevator cage door lock opening auxiliary device of the present invention, when needs are opened elevator cage door outdoors from the Room, first by triangular key, open the door lock of Room door, by a certain size strength toward the promotion Room, both sides door, door lock quiet roller in the Room moves with Room door, Room door is opened after 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, the second swing arm clockwise rotates together, thereby make Room door can be continued to open certain distance, can make in this way the gap that Room door is opened increase a lot, the progressive error of Room door and elevator cage door increases a lot, having enough spaces to be convenient to staff enters, thereby operation tripper, finally open gate, for general elevator, shortened the time of opening outdoors elevator cage door from the Room, improved the success ratio of opening elevator cage door, when guide groove fork rotates counterclockwise, 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 clickwise reset guide groove fork and the quiet roller contact of Room door lock under the effect of self gravitation, promote Room door and move toward closing direction, the formation of dwindling Room door and gate is poor, and guide groove fork is to power of Room door, increase the self-closing power of Room door, improved the probability of Room door lock closure.In elevator of the present invention, open after the door lock of the Room, by moving Room door, the quiet roller of Room door lock being fixedly connected with Room door can touch guide groove fork, the final guide groove fork that drives rotates, and it is large that the progressive error between Room door and elevator cage door becomes, thereby stretches into the gap that has enough spaces that staff is opened from Room door, be convenient to pull tripper, realize gate lock and open.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of general elevator cage door lock;
Schematic diagram when Fig. 2 is Room door in elevator cage door lock opening auxiliary device of the present invention, the equal closure of elevator cage door;
Fig. 3 is schematic diagram when door lock quiet roller in the Room is touched guide groove fork in elevator cage door lock opening auxiliary device of the present invention;
Fig. 4 is the I partial enlarged drawing in Fig. 3;
Fig. 5 is schematic diagram when guide groove fork is touched the second inhibiting device in elevator cage door lock opening auxiliary device of the present invention;
Fig. 6 is the 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. are associated wheel, 104. are associated 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, 2061. counterweight connection cord first ends, 2062. counterweight connection cord the second ends, 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 swing arm, 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.
The specific embodiment
Below in conjunction with accompanying drawing, embodiments of the invention are elaborated:
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, the 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, the second swing arm 203 is rotatably connected, the first swing arm 202, the second swing arm 203 is rotationally connected with on a cutter base 201, counterweight connection cord first end 2061 is connected on counterweight 205, counterweight connection cord the second end 2062 is fixed on a cutter base 201 or guide groove fork 204, in guide groove fork 204, be provided with guide groove 2041, counterweight 205 is placed in the guide groove 2041 in guide groove fork 204 and matches with guide groove 2041.
When needs are opened elevator cage door 200 from Room door 300, first by triangular key, open the door lock of Room door 300, by a certain size strength toward the promotion Room, both sides door 300, door lock quiet roller 301 in the Room is with 300 motions of Room door, Room door 300 is opened after certain distance, door lock quiet roller 301 in the Room can touch guide groove fork 204, when Room door 300 continues motion, door lock quiet roller 301 in the Room 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 distances, car gate lock hook 215 interferes with lock 216, 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 left-hand revolutions, drive the first swing arm 202, the second swing arm 203 clockwise rotates together, thereby make Room door 300 can be continued to open certain distance, can make in this way the gap that Room door 300 is opened increase a lot, the progressive error of Room door 300 and elevator cage door 200 increases a lot, having enough spaces to be convenient to staff enters, thereby operation tripper, finally open elevator cage door 200, for general elevator, shortened the time of opening elevator cage door 200 from Room door 300, improved the success ratio of opening elevator cage door 200, when guide groove fork 204 rotates counterclockwise, counterweight 205 in guide groove fork 204 has certain relative motion with guide groove 2041, after personnel outside Room door 300 loose one's grip, counterweight 205 makes guide groove fork 204 clickwise reset guide groove forks 204 contact with the quiet roller 301 of Room door lock under the effect of self gravitation, promoting Room door 300 moves toward closing direction, dwindle Room door 200 poor with the formation of elevator cage door 200, and guide groove fork 204 is given 300 1 power of Room door, increase the self-closing power of Room door 300, improved the probability that Room door 300 lockings close.
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 the second end 2062 achieves 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, can adjust the tension force of counterweight connection cord 206, thus convenient 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 the tangent position of counterweight connection cord 206.Under the effect of contact roller 209, when guide groove fork 204 lifts, counterweight 205 is shown the scope in guide groove fork 204 cross sections lifting Shi Buhui, and counterweight connection cord 206 can not deviate from tension wheel 208.In other embodiments, can also be, guide groove 2041 upper ends in described guide groove fork 204 be provided with connecting portion, and breeding attaching parts the second end is fixed on the connecting portion of guide groove goods of furniture for display rather than for use 204, and counterweight attaching parts is rope or spring.By counterweight 205 being directly fixed on to guide groove fork 204 upper ends, make counterweight 205 and guide groove fork 204 form an integral body, be convenient to install.
Tension wheel 208 wheel faces are provided with cable clamping interface.Cable clamping interface on tension wheel 208 wheel faces, for blocking the counterweight connection cord 206 being placed in cable clamping interface, prevents that counterweight connection cord 206 is de-from tension wheel 208.Tension wheel 208 is rotating to be installed on a cutter base 201.Tension wheel 208 detouchables are installed on a cutter base 208.Tension wheel 208 is detachably convenient to adjust the installation site of tension wheel 208, thereby adjusts the tension force of counterweight connection cord 206.
Elevator cage door lock opening auxiliary device also comprises the first inhibiting device 210, the second inhibiting device 211 being individually fixed on a cutter base 201, the first inhibiting device 210, the second inhibiting device 211 lay respectively at guide groove fork 204 both sides, guide groove fork 204 is in the raw time, guide groove fork 204 touching the first inhibiting device 210, when guide groove fork 204 is raised to vertex, guide groove fork 204 touching 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 between guide groove fork 204 and the quiet roller 301 of Room door lock and being lifted to vertex position, guide groove fork 204 can touch the second inhibiting device 211, by the first inhibiting device 210 and the second inhibiting device 211 combineds action, guide groove fork 204 is moved in this region, make whole process controlled, make equipment safer.
A side near guide groove fork 204 on the 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.A side near guide groove fork 204 on the 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.
The first swing arm 202, the second swing arm 203 are identical swing arm, and the first swing arm 202 parallels with the second swing arm 203.When the first swing arm 202 and the second swing arm 203 parallel, make two swing arm swaying directions identical, thus the situation that there will not be both mutually to interfere.
Elevator cage door lock opening auxiliary device also comprises the 3rd swing arm 212, the 4th swing arm 213 and drives fork 214, the 3rd swing arm 212, the 4th swing arm 213 be rotating being connected on a cutter base 201 all, drives fork 214 two ends to be rotationally connected with respectively in the 3rd swing arm 212, the 4th swing arm 213.During elevator normal operation, elevator cage door 200 is first opened, after elevator cage door 200 motion certain distances, driving fork 214 can touch the moving roller 302 of the Room door lock being fixedly connected with Room door 300, elevator cage door 200 continues motion, thereby can make to drive between the moving roller 302 of fork 214 and Room door lock interactional power again, under the effect of this power, drive fork 214 to conflict and arrive car gate lock hook 215, thereby car gate lock hook 215 is lifted, car gate lock hook 215 departs from lock 216, sedan-chair door-lock opening, and driving under the promotion of 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 are connected with car gate lock hook 215 one end away from lock 216, stay cord 217 other ends are placed in crack between a door and its frame 303 tops of Room door 300, Room door 300 is fixedly connected with the quiet roller 301 of Room door lock, door lock quiet roller 301 in the Room is positioned at described guide groove fork 204 near a side of stay cord 217.
Open after the door lock of the Room, by moving Room door 300, the Room door lock that is fixedly connected with Room door 300 is quiet to be rolled 301 and takes turns and can touch guide groove fork 204, the final guide groove fork 204 that drives rotates, it is large that progressive error between Room door 300 and elevator cage door 200 becomes, thereby the crack between a door and its frame 303 that has enough spaces that staff is opened from Room door 300, stretch into, be convenient to pull stay cord 217, realize gate 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, can make car gate lock hook 215 rotate, thereby car gate lock hook 215 and lock 216 are departed from, sedan-chair door-lock opening.
The above embodiment has only expressed several embodiment of the present invention, and it describes comparatively concrete and detailed, but can not therefore 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, the first swing arm, the second swing arm are rotationally connected with on a cutter base, counterweight attaching parts first end is connected on counterweight, the second end is fixed on a cutter base or guide groove fork, in guide groove fork, be provided with guide groove, 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 the second end achieves 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 comprises that contact roller, contact roller are fixed on a cutter base, and is positioned at described tension wheel and the tangent position of counterweight connection cord.
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. according to the elevator cage door lock opening auxiliary device described in claim 1-4 any one, it is characterized in that, also comprise the first inhibiting device, the second inhibiting device that are individually fixed on a cutter base, the first inhibiting device, the second inhibiting device lay respectively at guide groove fork both sides, guide groove fork is in the raw time, guide groove fork is touched the first inhibiting device, and when guide groove fork is raised to vertex, guide groove fork is touched 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 breeding attaching parts the second end is fixed on the connecting portion of guide groove goods of furniture for display rather than for use, and counterweight attaching parts is rope or spring.
7. according to the elevator cage door lock opening auxiliary device described in claim 1,2,3,4 or 6, it is characterized in that, described the first swing arm, the second swing arm are identical swing arm, and the first swing arm parallels with the second swing arm.
8. according to the elevator cage door lock opening auxiliary device described in 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, the 3rd swing arm, the 4th swing arm be rotating being connected on a cutter base all, 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, the quiet roller of the Men, Room, Room door lock, lock, car gate lock hook, tripper, the elevator cage door lock opening auxiliary device as described in claim 1-6 any one, 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 the crack between a door and its frame top of Room door, door lock quiet roller in the Men Yu Room, the Room is fixedly connected with, and door lock quiet roller in the Room is positioned at described guide groove fork near a 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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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
CN105947852A (en) * 2016-06-30 2016-09-21 上海贝思特门机有限公司 Door locking knife for preventing forced opening of elevator car door
CN106744212A (en) * 2017-03-09 2017-05-31 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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FI954306A (en) * 1995-09-13 1997-03-14 Kone Oy Arrangements for opening and closing of elevator doors and doors
CN101679005A (en) * 2007-07-18 2010-03-24 三菱电机株式会社 Door engagement device for elevator

Cited By (5)

* Cited by examiner, † Cited by third party
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
CN105947852A (en) * 2016-06-30 2016-09-21 上海贝思特门机有限公司 Door locking knife for preventing forced opening of elevator car door
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
CN106744212A (en) * 2017-03-09 2017-05-31 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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