CN109665424B

CN109665424B - Self-locking elevator for preventing mistaken movement of flat floor

Info

Publication number: CN109665424B
Application number: CN201810668905.4A
Authority: CN
Inventors: 陈庆; 邓健; 李军
Original assignee: Huzhou Jingyu Electromechanical Equipment Co ltd
Current assignee: Huzhou Jingyu Electromechanical Equipment Co ltd
Priority date: 2017-10-17
Filing date: 2018-06-26
Publication date: 2024-04-26
Anticipated expiration: 2038-06-26
Also published as: CN109665416A; CN109665394A; CN109665418A; CN208103657U; CN207827627U; CN207792432U; CN109665423A; CN208037803U; CN208249599U; CN109665426A; CN109665401A; CN208631856U; CN208037768U; CN109665428A; CN208544972U; CN109665406A; CN109665421A; CN109665422A; CN208103630U; CN207827644U

Abstract

The invention relates to a flat floor anti-misoperation self-locking elevator, which comprises a hoistway; a car disposed in the hoistway; the traction device comprises a traction motor, a traction wheel and a worm gear mechanism, wherein the worm gear is connected with the traction wheel shaft, the worm is connected with a synchronizing mechanism, and the worm gear are kept synchronous through the synchronizing mechanism. The elevator is further protected by arranging a worm and gear structure in the traction device and utilizing the self-locking function of the worm and gear mechanism, and meanwhile, the worm and gear is used as a sensor for detecting the running condition of a traction motor; when the elevator fails, the worm gear is driven by the worm to drive the traction sheave to rotate, and finally, the movement of the elevator car is realized; the door machine system adopts a telescopic plug-in type linkage mechanism, so that the absolute gap between the lift car and the landing door can be kept in the lifting process of the elevator, the sound can not occur, and the running silence of the elevator is ensured.

Description

Self-locking elevator for preventing mistaken movement of flat floor

Technical Field

The invention relates to an elevator, in particular to a flat floor anti-misoperation self-locking elevator.

Background

Elevators are public transportation means, which have normal maintenance and national annual inspection, and the safety of elevators is higher than that of aircraft in terms of statistical data.

However, these statistics are the data of casualties, and for some small faults of the elevator, such as elevator trapping, low elevator leveling accuracy, trouble elevator rescue and the like, exist.

In particular to villa elevators, which belong to private elevators and are provided for individual households in villas. The manufacturing standard of the elevator is different from that of a normal elevator, and the supervision system is also different, and the villa elevator does not incorporate the supervision category of special equipment and does not perform legal inspection, so that the safety performance of the elevator is very likely to be guaranteed, the probability of accidents is high, and the safety and self-rescue requirements on the elevator are very high.

Disclosure of Invention

The invention provides a flat floor anti-misoperation self-locking elevator, wherein a worm gear structure is arranged in a traction device, the elevator is locked by utilizing the self-locking function of the worm gear structure, so that the elevator is further protected, and meanwhile, the worm gear is used as a sensor for detecting the running condition of a traction motor.

The specific technical scheme of the invention is as follows: a flat floor anti-misoperation self-locking elevator comprises a hoistway;

A car disposed in the hoistway;

The traction device comprises a traction motor, a traction wheel and a worm gear mechanism, wherein the worm gear is connected with the traction wheel shaft, the worm is connected with a synchronizing mechanism, and the worm gear are kept synchronous through the synchronizing mechanism.

The traction device is provided with a worm gear and worm structure, the worm can drive the worm wheel to rotate, the worm wheel cannot drive the worm to rotate, and under the condition that the worm does not rotate, the worm wheel cannot drive the worm to rotate so as to form self-locking. In the scheme, the traction wheel shaft is connected with the worm wheel, the worm is connected with a synchronous mechanism, and the synchronous mechanism has the capability of driving the worm to rotate synchronously with the worm wheel, so that the worm and the worm wheel are always synchronous when the elevator works normally, the worm does not drive the worm wheel to rotate, and the worm wheel is not self-locked. When the elevator fails, the rotation of the traction sheave deviates from the normal rotation, the rotation of the worm wheel cannot be matched with the rotation of the worm, no matter the rotation of the worm wheel is faster or slower, the worm wheel and the worm form a real meshing relationship, and the rotation of the worm wheel can be corrected by utilizing the rotation of the worm, so that the operation of the elevator is re-normalized; according to the requirements, when the elevator fails, the synchronous mechanism stops running, at the moment, the worm is not driven by power and stops, and the worm wheel is self-locked by utilizing the self-locking function of the worm wheel and worm mechanism, so that the elevator is locked, and the elevator is further protected; the traction motor of the elevator needs to drag the whole car and passengers in the elevator, so that a larger load exists, the synchronous mechanism is only used for driving the worm to rotate, the load is smaller and basically equivalent to no load, and therefore the fault rate of the synchronous mechanism is lower, the worm gear and the worm can be used as a sensor for detecting the running condition of the traction motor, if the condition that the load of the worm is increased, the surface worm is actually meshed with the worm gear, and the worm is used for driving the worm gear to rotate, so that the fault of the operation of the traction motor is indicated. Set up worm gear, when elevator trouble, traction motor cuts off the power, and the elevator can't drive the driving sheave through traction motor and rotate and go up and down, just can then drive the driving sheave through worm drive worm wheel and then rotate this moment, finally realizes that the car removes, flees or save oneself.

Preferably, one end of the traction wheel shaft is connected with the traction motor, the other end of the traction wheel shaft is connected with a worm wheel in the worm and gear mechanism, and the worm is separated from the worm wheel under the drive of the synchronous mechanism and keeps synchronous rotation with the worm wheel; the synchronous mechanism adopts a servo motor or a gear transmission mechanism. The worm is separated from the worm wheel under the driving of the synchronous mechanism, so that the worm does not cause self-locking on the worm wheel, the traction wheel can rotate freely, namely, the traction wheel works normally under the driving of the traction motor, when the elevator breaks down, the synchronous mechanism cannot keep the worm and the worm wheel to rotate synchronously, namely, the worm produces a self-locking effect on the worm wheel, the traction wheel is stopped rotating by self-locking, and the elevator car is stationary. The synchronous mechanism adopts a servo motor or a gear transmission mechanism, the servo motor belongs to an electric control, the gear transmission mechanism belongs to a pure mechanical structure, the accuracy and the safety of the existing servo motor are high, the servo motor drives the worm to rotate and is equivalent to no-load operation, the servo motor is in an ideal working state, the failure rate is low, and compared with the failure rate of the traction motor, the failure rate of the servo motor is obviously low, so that the operation of the synchronous mechanism is equivalent to the ideal working state, and the synchronous mechanism can be used as an operation standard for reference and is used for detecting the operation of the traction motor.

Preferably, the worm of the worm gear mechanism is of a two-end connection structure, one end of the worm is connected with the synchronous mechanism, and the other end of the worm is connected with the rescue mechanism; the rescue mechanism adopts a rescue motor mode or a manual control mode. After the worm causes the auto-lock to the worm wheel, the car stops motionless, just needs to consider the car about the flat bed again for the rescue this moment, realize worm rotation through rescue mechanism, worm drive worm wheel rotates, the worm wheel drives the driving sheave and rotates and realize the flat bed of car, rescue mechanism adopts rescue motor or manual control, rescue motor practical stand-by power supply or hand electricity generation, manual control indicates, control the worm rotation through manual mode, like crank or stay cord, worm drive worm wheel itself is an amplifying mechanism, consequently can drive the worm wheel rotation with little power.

Preferably, the elevator further comprises a leveling anti-misoperation device which is arranged on the elevator car and adopts an electromagnetic bolt type structure to prevent misoperation when the elevator car levels; the leveling anti-misoperation device is triggered when a car levels, and comprises a telescopic safety pin arranged on the car, a pin hole matched with the safety pin is arranged at a position corresponding to the leveling on a well, the safety pin is connected with a driving rod, and the driving rod is connected with an electromagnetic leveling triggering device. The device for preventing the wrong movement of the flat floor is mainly a device for keeping safety and avoiding the movement of the elevator car when the elevator car is in a flat floor state, the device for preventing the wrong movement of the flat floor after the elevator car is flat floor is extended to start and work, the device for preventing the wrong movement of the flat floor is released to retract when the elevator car finishes the preparation of lifting of the flat floor, that is to say, the device for preventing the wrong movement of the flat floor after the elevator car is flat floor acts, then the elevator car door and the elevator door can be opened, the device for preventing the wrong movement of the flat floor is released and retracted after the elevator car and the elevator door are closed, and then the elevator car can lift. After the car is leveled, the safety pin is aligned with the pin hole and is inserted into the pin hole under the drive of the driving rod, so that the rigid rest of the car is realized. The action of the driving rod is triggered by an electromagnetic leveling triggering device, the electromagnetic leveling triggering device represents a device which can be triggered after the elevator car levels, and the electromagnetic type control device is convenient to use and high in safety coefficient.

Preferably, the leveling triggering device comprises a permanent magnet fixed on a hoistway corresponding to the leveling position of the car and an electromagnet arranged on the car, wherein the electromagnet is connected with the driving rod, and the action of the electromagnet drives the driving rod to act. The permanent magnet always provides magnetic force, when the car does not stay, the electromagnet is always separated from the permanent magnet, the flat layer triggering device cannot trigger, the driving rod cannot act, the safety pin keeps static, and only when the car stays in a flat layer, the permanent magnet and the electromagnet attract or repel each other, so that the driving rod is driven to act, and the safety pin is driven to move.

Preferably, the elevator further comprises an elevator door system, wherein the elevator door system comprises a landing door, a car door and a linkage mechanism for realizing telescopic plug-in connection of the landing door and the car door; the linkage mechanism comprises a telescopic component and a socket component which is spliced with the telescopic component; the elevator door system also comprises a locking mechanism for locking the car door and the landing door. When the elevator normally works, the landing door is linked with the car door through the linkage mechanism, and the landing door is synchronously opened when the car door is opened, so that when the elevator normally works, the landing door is synchronously opened only when the car door is opened through the linkage mechanism, the situation that the car door is opened and the landing door is not opened cannot occur, the linkage mechanism adopts a telescopic plug-in type structure, the telescopic plug-in type structure means that the car can establish the connection only when the car is opened, the car is in a lifting process, no connection exists between the car door and the landing door, and absolute gaps are ensured, namely, when the car passes through a layer which is not stopped, the car and the landing door are in absolute gaps, any part of the car cannot be contacted with the landing door and the landing door driving mechanism, and rattle cannot occur, so that the elevator is ensured to operate to be mute. The telescopic component has telescopic capability, the socket component has socket capability, the telescopic component is spliced with the socket component when extending out so as to establish connection, and in the opening process of the car door, the telescopic component synchronously moves, and the rotation of the telescopic component can drive the socket component to rotate; the error of the elevator car leveling layer is always in a vertical shape, so that redundancy can be reserved between the telescopic component and the socket component in the vertical direction, and the opening and moving distance of the elevator car door and the landing door is fixed, namely the positions of the telescopic component and the socket component during socket can be fixed, and the vertical dimension of the socket component can be increased; in order to ensure the normal operation of the landing door and the car door, the elevator is only opened at a set position, misoperation is avoided, the car door and the landing door are both provided with corresponding locking mechanisms, when the car door and the landing door are required to be opened, the locking mechanisms are used for unlocking, unlocking can be independently carried out, especially when the elevator works normally in rescue, the unlocking is realized through the linkage mechanism, that is to say, the unlocking of the landing door and the car door is realized through the linkage mechanism.

Preferably, the telescopic component is a telescopic linkage rod, the end part of the linkage rod is of a polygonal structure capable of driving other components to rotate simultaneously after rotating, the socket component is a connecting sleeve arranged at the landing door driving mechanism, and the connecting sleeve is of a structure capable of being inserted with the linkage rod and rotating along with the linkage rod. The end part of the linkage rod can be a triangular prism, a triangular pyramid, a quadrangular prism, a rectangular pyramid and the like, and the end part of the linkage rod can also be a structure which adopts other similar structures capable of axially moving and mutually driving to perform circumferential rotation, such as a spline shape or a cross shape.

Preferably, the four sides of the well are transparent, the well is formed by building well upright posts, and the well upright posts are of an inner hollow structure. The four sides of the well are transparent, so that the lift car can be opened on four sides, and the efficiency of elevator in and out is increased.

Preferably, the car is provided with four car doors which are respectively arranged on four side walls of the car and lift along with the car, and can be driven by a car door driving mechanism on the car to realize opening and closing; the number of landing doors on the same floor is four, and the landing doors correspond to the four car doors of the car respectively.

Preferably, the elevator further comprises a hidden car counterweight connected to the car via a traction sheave by means of a hoisting rope, the car counterweight being diagonally arranged relative to the car, the hoisting rope forming a wrap angle with the traction sheave exceeding 180 °. The elevator adopts hidden car to be heavy, can not expose outside when the car is heavy to go up and down for the elevator is whole pleasing to the eye, and the car is heavy to arranging diagonally, can not influence the car and open the door.

The beneficial effects of the invention are as follows: the elevator is further protected by arranging a worm and gear structure in the traction device and utilizing the self-locking function of the worm and gear mechanism, and meanwhile, the worm and gear is used as a sensor for detecting the running condition of a traction motor; when the elevator fails, the worm gear is driven by the worm to drive the traction sheave to rotate, and finally, the movement of the elevator car is realized; the door machine system adopts a telescopic plug-in type linkage mechanism, so that the absolute gap between the lift car and the landing door can be kept in the lifting process of the elevator, the sound can not occur, and the running silence of the elevator is ensured.

Drawings

FIG. 1 is a schematic view of a construction of the present invention;

fig. 2 is a schematic diagram of a roping arrangement of the present invention;

fig. 3 is a schematic structural view of a traction apparatus of the present invention;

Fig. 4 is another angular structural view of the traction apparatus of the present invention;

FIG. 5 is a schematic view of a platform according to the present invention;

Fig. 6 is a schematic drawing of a traction machine according to the present invention;

fig. 7 is a schematic view of a car structure according to the present invention;

Fig. 8 is a top plan view of a car of the present invention;

fig. 9 is a schematic view of the structure of a car roof frame according to the present invention;

FIG. 10 is a schematic view of a safety pin mounting bracket of the present invention;

FIG. 11 is a schematic view of a load bearing structure of the present invention;

FIG. 12 is a schematic view of another angular configuration of the load bearing of FIG. 11 in accordance with the present invention;

fig. 13 is a schematic view of a car counterweight according to the invention;

fig. 14 is a top view of a car counterweight of the invention;

Fig. 15 is a schematic rear view of a car counterweight of the invention;

FIG. 16 is a schematic view of a re-directing module according to the present invention;

fig. 17 is a schematic view of a car perspective structure according to the present invention;

Fig. 18 is a top view of the car of the present invention;

fig. 19 is a schematic view of a door of the present invention;

In the figure: 100. traction device 1, traction motor, 2, traction sheave, 3, left traction rope, 4, left lower steering wheel, 5, left upper steering wheel, 6, fixed bracket, 7, rescue motor, 8, traction motor unlocking device, 9, worm gear mechanism, 10, right traction rope, 11, protection motor, 12, right upper steering wheel, 13, right lower steering wheel, 14, platform, 15, platform fixed connection plate, 16, platform frame beam, 17, safety traction rope steering wheel, 18, right traction rope, 19, car balance rope, 20, horizontal steering wheel, 21, vertical steering wheel, 22, car balance rope pulley, 23, unlocking rope, 24, bearing block, 25, traction wheel shaft, 26, safety traction rope, 27, rear shaft coupling, 28, traction rope groove, 29, inner beam, 30, front shaft coupling, 31, rope blocking device, 32, encoder, 33, encoder mount, 34, encoder shaft coupling, 35, left upper steering wheel mount, 36, wheel mount, 37, worm gear mechanism mount, 38, left lower steering wheel mount, 39, right steering wheel mount, 43, car balance wheel mount, 42, right steering wheel mount, 43, car mount, car balance wheel mount, and right mount;

200. Car, 201, car roof, 202, bracket, 203, outer connecting plate, 204, upright, 205, car wall, 206, guide shoe, 207, load bearing, 208, car door, 209, safety pin assembly, 210, safety pin mounting bracket, 211, car roof frame rail, 212, mounting bracket riser, 213, safety pin hole, 214, triangle connecting plate, 215, connecting seat, 216, safety pin synchronizing rod, 217, synchronizer, 218, safety tongs driving synchronizing rod, 219, pin head, 220, car bottom, 221, car roof, 222, rotating arm, 223, driving motor, 224, driving arm, 225, car roof frame rail, 226, car roof frame angle beam, 227, intermediate partition, 228, needle, 229, needle bar, 230, rope head assembly, 231, hanger, 232, tension spring, 233, rope head screw, 234, pin sensor, 235, front riser, 236, seat bottom plate, 237, bump, 238, automatic reset, back riser, 240, connecting cavity, 250, safety tongs mechanism; 251. a car door upper beam, 252, a landing door upper beam, 253, a landing door driving mechanism, 254, a car door driving mechanism, 255, a door rope, 256, a linkage locking mechanism, 257, a manual stay, 258, an electromagnet, 259, a lock lever, 260, a spring, 261, a lock lever permanent magnet, 262, a flat layer permanent magnet, 263, a position sensor, 264, a swing lever, 265, a rotating seat, 266, an unlocking transmission lever, 267, a manual unlocking lever, 268, a linkage push rod, 269, a swinging head, 270, a swing motor, 271, a synchronous belt, 272, a car door driving motor, 273, a connecting plate, 274, a car door driving reduction mechanism, 275, a linkage lever, 276, a landing door driving reduction mechanism, 277, a landing door swing lever, 278, a landing door lock plate, 279, a landing door lock tongue, 280, a car door lock tongue, 281, a car door lock plate, 282, a car door lock rotating arm, 283, a car door;

300. Car counterweight, 301, counterweight main body, 302, counterweight guide module, 303, counterweight side block, 304, touch bar, 305, slotted hole, 306, counterweight rear block, 307, guide module base, 308, rotating slot, 309, guide wheel bracket, 310, guide wheel, 311, balance adjusting block;

400. a hoistway, 401, side connection blocks, 402, positioning top blocks, 403, corner connection blocks, 404 and hoistway columns.

Detailed Description

The invention will now be further described by way of specific examples with reference to the accompanying drawings.

Example 1:

A flat floor anti-false-movement self-locking elevator, comprising: the elevator comprises an elevator shaft formed by building elevator shafts, an elevator car arranged in the elevator shaft, a platform fixed at the top of the elevator shaft, a traction device arranged on the platform, and an elevator car counterweight connected with the top of the elevator car through a traction rope wound on the traction device.

The traction device comprises a traction motor, a traction wheel and a worm gear mechanism, wherein the worm gear is connected with a traction wheel shaft, the worm is connected with a synchronizing mechanism, and the worm gear keep synchronous rotation through the synchronizing mechanism.

Under the drive of the synchronous mechanism, the teeth on the worm and the teeth on the worm wheel are in a separated state, the worm and the worm wheel keep synchronous rotation, the worm wheel and worm wheel mechanism cannot generate self-locking conditions, at the moment, the traction motor drives the traction wheel to rotate, the traction wheel shaft drives the worm wheel to rotate, and the traction wheel lifts or descends the car through the traction rope.

When the elevator runs abnormally, the traction motor stops working, the worm is not rotated, teeth on the worm are meshed with teeth on the worm wheel, the worm wheel and worm mechanism forms self-locking, the car is ensured to stop, at the moment, the worm wheel can be driven to rotate by the worm as long as the worm is driven, the worm wheel drives the traction wheel to rotate, and the car is driven to be flat by the traction rope.

Example 2: a flat floor anti-false-movement self-locking elevator, comprising: the elevator comprises an elevator shaft formed by building elevator shafts, an elevator car arranged in the elevator shaft, a platform fixed at the top of the elevator shaft, a traction device arranged on the platform, and an elevator car counterweight connected with the top of the elevator car through a traction rope wound on the traction device.

The platform is in a frame type structure (see fig. 3, 4 and 5), the platform is formed by fixing a platform frame beam 16 and an inner beam 29, the platform frame beam is positioned at the periphery, and the inner beam is diagonally connected with the platform frame beam in the platform. The four corners of the platform are fixedly provided with platform fixing connecting plates 15 which are fixed with the uppermost ends of the shaft columns. Each mounting seat is fixed on the upper part of the platform, and each component of the traction device is fixed on the corresponding mounting seat.

The mounting seats comprise a traction motor mounting seat 40, a traction wheel mounting seat 36, a worm gear mechanism mounting seat 37, a car balance rope pulley mounting seat 41, a safety traction rope steering wheel mounting seat 43, an upper left steering wheel mounting seat 35, a lower left steering wheel mounting seat 38, an upper right steering wheel mounting seat 42 and a lower right steering wheel mounting seat 39. Wherein the traction motor mount 40, traction sheave mount 36, worm gear mount 37, car balance rope pulley mount 41, safety traction rope sheave mount 43 are at diagonal positions of the platform, and the upper left sheave mount, lower right sheave mount and upper right sheave mount are at the other diagonal of the platform. The upper left steering wheel 5 is fixed on the upper left steering wheel mounting seat, the lower left steering wheel 4 is fixed on the lower left steering wheel mounting seat, the lower right steering wheel 13 is fixed on the lower right steering wheel mounting seat, and the upper right steering wheel 12 is fixed on the upper right steering wheel mounting seat.

The traction device comprises a traction motor 1, a traction wheel 2 and a worm gear mechanism 9, wherein the worm gear is connected with a traction wheel shaft 25, the worm is connected with a synchronous mechanism, and the worm gear keep synchronous rotation through the synchronous mechanism. The traction motor is fixed on a traction motor mounting seat, two ends of a traction wheel are fixed on the traction wheel mounting seat through bearing seats 24, and a worm gear mechanism is fixed on the worm gear mechanism mounting seat. One end of the traction wheel shaft is connected with the traction motor through a front coupler 30, the other end of the traction wheel shaft is connected with the worm gear mechanism through a rear coupler 27, the two sets of car counterweights are symmetrically arranged relative to the traction device, the traction ropes are divided into two sets, and the two sets of traction ropes are arranged on two sides of the traction wheel and form a wrap angle exceeding 180 degrees with the traction wheel. The two sets of traction ropes are respectively a left traction rope 3 and a right traction rope 10, one end of the left traction rope is connected with the counterweight of the car, the other end of the left traction rope sequentially bypasses the upper left steering wheel, the traction wheel and the lower left steering wheel and then is connected with the top of the car, one end of the right traction rope is connected with the counterweight of the car, and the other end of the right traction rope sequentially bypasses the upper right steering wheel, the traction wheel and the lower right steering wheel and then is connected with the car (see fig. 2 and 6). The number of the left traction ropes is two, and the number of the right traction ropes is two, so that two traction rope grooves 28 are arranged on the steering wheel, and four traction rope grooves are arranged on the traction wheel. Each steering wheel and traction wheel is provided with a rope blocking device 31.

The left lower steering wheel mounting seat and the right lower steering wheel mounting seat are connected with an encoder 32 through an encoder mounting seat 33, and the encoder is connected with the wheel shaft of the steering wheel through an encoder coupling 34.

Example 3: a flat floor anti-false-movement self-locking elevator, comprising: the elevator comprises an elevator shaft formed by building elevator shafts, an elevator car arranged in the elevator shaft, a platform fixed at the top of the elevator shaft, a traction device arranged on the platform, and an elevator car counterweight connected with the top of the elevator car through a traction rope wound on the traction device.

The synchronous mechanism adopts a protection motor 11 (see fig. 1,2, 3 and 4), the protection motor is connected with one end of the worm, the traction motor drives the traction wheel to rotate, and meanwhile, the protection motor drives the worm to rotate synchronously with the worm wheel, so that the worm is always separated from the worm wheel when the elevator normally operates. The rest of the structure refers to the above-described embodiments.

Example 4: the difference with embodiment 3 is that the synchronous mechanism adopts a mechanical transmission mode, in the embodiment, the mechanical transmission adopts a gear mechanism, a traction motor is connected with a worm through the gear mechanism, the traction motor drives a traction wheel to rotate, the traction wheel drives a worm wheel to rotate, meanwhile, the traction motor drives the worm to rotate through the gear mechanism, and the worm keeps synchronous rotation with the worm wheel, so that the worm is always separated from the worm wheel when the elevator normally operates.

Example 5: a flat floor anti-false-movement self-locking elevator, comprising: the elevator comprises a hoistway 400, a car arranged in the hoistway, a platform fixed on the top of the hoistway, a traction device arranged on the platform, and a car counterweight connected with the top of the car through a traction rope wound on the traction device. The well is built by four well stands 404 and is four sides penetrating structure, connects through the crossbeam between the well stand, and the well is the tetragonal form, and the well stand is in the position of four edges of the tetragonal form of well, and the crossbeam is in the position between the layers. The inside cavity that has of well stand, well stand 404 is segmentation connection structure, every section all is punching press and forms polygon cross-section structure, the polygon is by first limit, the second limit, the third limit, the fourth limit, the fifth limit, sixth limit and seventh limit enclose in proper order respectively, first limit and seventh limit link to each other perpendicularly, the second limit links to each other perpendicularly with first limit, first limit is in the same side of first limit with the seventh limit, sixth limit is perpendicular with the seventh limit, sixth limit is in the same side of seventh limit with the first limit, third limit parallel first limit, fifth limit parallel seventh limit, the fourth limit is 45 slope with respect to first limit and seventh limit, one side of well is corresponding to the first limit, the opposite side of well is corresponding to the seventh limit. The lift car is positioned in the well, the upright post position of the lift car corresponds to the upright post of the well, and the side wall of the lift car corresponds to the side wall of the well.

When the well stand is connected in sections, the connecting piece is connected, the connecting piece is divided into two edge connecting blocks 401 and two corner connecting blocks 403, each corner connecting block is only one, each corner connecting block is fixed at the intersection of the first edge and the seventh edge of the well stand in an angular shape, each edge connecting block is respectively fixed on the second edge and the sixth edge of the well stand, and the upper end face of each edge connecting block is provided with a convex positioning top block 402. The rest of the structure refers to the above-described embodiments.

Example 6: a flat floor anti-false-movement self-locking elevator, comprising: the elevator comprises an elevator shaft formed by building elevator shafts, an elevator car arranged in the elevator shaft, a platform fixed at the top of the elevator shaft, a traction device arranged on the platform, and an elevator car counterweight connected with the top of the elevator car through a traction rope wound on the traction device.

The well is built by four well stands 404 and is four sides penetrating structure, and the well stand has the cavity, and the position of well stand corresponds with the stand position of car.

The car counterweight 300 is elongated (see fig. 13, 14, 15) and the elongated car counterweight is positioned just inside the cavity of the hoistway column. The car counterweight comprises a counterweight main body 301, counterweight side blocks 303 fixed on two sides of the counterweight main body, a counterweight rear block 306 fixed on the back of the counterweight main body, and the section shape of the car counterweight is matched with the section shape of the cavity of the hoistway upright post. The position of the counterweight main body corresponding to the upper end and the lower end of the counterweight side block is fixed with a counterweight guide module 302 (see fig. 16), the counterweight guide module comprises a guide module base 307, the guide module base is provided with a mounting plane, the mounting plane is attached to the counterweight main body, a rotating groove 308 is further formed in the guide module, the rotating groove is hinged with a guide wheel bracket 309, the end of the guide wheel bracket is provided with a guide wheel 310, the guide wheel bracket can rotate around a hinged part in the rotating groove, a reset spring is arranged at the hinged part of the guide wheel bracket, and the rotating groove is inclined at 45 degrees with the mounting plane. After the guide module is fixed with the counterweight main body, the guide wheels are positioned on the same plane, the plane is just positioned at the position of the maximum width of the section of the counterweight of the lift car, two sides of the wheel surface of the guide wheels are inclined planes which are mutually perpendicular, and the position of the guide wheels is just positioned at the corner of the vertical column cavity of the well. The upper end of the counterweight body is provided with a slot 305, and a rope end screw 233 of the rope end assembly 230 penetrates into the slot from the upper end of the counterweight body along the length direction of the counterweight body. The lower end of the counterweight body is connected with a touch rod 304. The remaining structure refers to the other embodiments described above.

Example 7: a flat floor anti-false-movement self-locking elevator, comprising: the elevator comprises an elevator shaft formed by building elevator shafts, an elevator car arranged in the elevator shaft, a platform fixed at the top of the elevator shaft, a traction device arranged on the platform, and an elevator car counterweight connected with the top of the elevator car through a traction rope wound on the traction device.

The car 200 (see fig. 1, 2, 7 and 8) comprises a car body, a car top 201 fixed on the top of the car body and a car bottom 220 fixed on the bottom of the car, wherein the car body is of a tetragonal structure and comprises four car walls 205 and upright posts 204 positioned between adjacent car walls, a car top plate 221 is fixed on the top of the car body, guide shoes 206 are fixed on the outer surfaces of the upright posts, two guide shoes are fixed on the same upright post, and the two guide shoes are arranged in a vertical line. The car includes the car roof-frame of upper and lower symmetry, and the car roof-frame includes upper and lower corresponding car roof-frame roof-beam 211 (see fig. 9) and connects outer connecting plate 203 and the vertical roof-beam of upper and lower car roof-frame roof-beam, and the car roof-frame roof-beam includes four car roof-frame boundary beams 225 and connects the car roof-frame angle beam 226 of car roof-frame boundary beam, forms an installation window between the car roof-frame angle beam that corresponds on, and the vertical roof-beam is in the both sides of installation window.

The elevator further comprises a leveling anti-misoperation device which is arranged on the elevator car and is of an electromagnetic bolt type structure, misoperation occurs when the elevator car levels, the leveling anti-misoperation device is triggered when the elevator car levels, the elevator further comprises a telescopic safety pin which is arranged on the elevator car, a pin hole matched with the safety pin is arranged at the position corresponding to the leveling on a well, the safety pin is connected with a driving rod, and the driving rod is connected with an electromagnetic leveling triggering device. The safety pin mounting frame 210 is fixed between the upper and lower corresponding car top frame angle beams at the opposite angles of the car top frame, the safety pin mounting frame is internally provided with the safety pin assembly 209, the safety pin mounting frame (see fig. 10) is of an integrally formed frame structure, the safety pin mounting frame has two mounting frame vertical plates 212, a middle transverse plate is arranged between the middle positions of the two mounting frame vertical plates, a vertical middle partition plate 227 is arranged between the middle transverse plate and the frame bottom of the safety pin mounting frame, the middle partition plate divides the lower part of the safety pin mounting frame into a left cavity, a right cavity and a front cavity and a rear cavity, roller pin rows 229 are arranged at the upper part and the lower part of each cavity, a plurality of parallel roller pins 228 are arranged in the roller pin rows, and the rotation axes of the roller pins are vertical middle partition plates. The safety pin assembly comprises a safety pin, wherein two pin heads 219 are formed at the front end of the safety pin, the two pin heads respectively extend out of the corresponding cavities, and the upper side edge and the lower side edge of the safety pin are contacted with the rolling pin. The tail end of the safety pin is connected with a driving motor 223 through a driving arm 224, a driving rod is fixed on the output shaft of the driving motor, the end part of the driving rod is hinged with the driving arm, and the driving arm is hinged with the tail end of the safety pin. The two groups of safety pin assemblies are positioned at opposite angles of the car top frame, the two groups of safety pin assemblies are connected through two safety pin synchronizing rods 216 to form synchronization (see fig. 7 and 8), the two safety pin synchronizing rods are arranged close to the inner side wall of the car top frame, the opposite ends of the two safety pin synchronizing rods are hinged to a rotating arm 222, the middle part of the rotating arm is connected to a support, the support is fixed to the inner side position of the car top frame beam below, the other end of one safety pin synchronizing rod is hinged to a driving arm through the rotating arm, the other end of the other safety pin synchronizing rod is hinged to the tail end of the other safety pin through a triangular connecting plate 214, the two corners of the triangular connecting plate are respectively hinged to the safety pin synchronizing rod and the safety pin, the other corner is hinged to a connecting seat 215, and the connecting seat is fixed to the inner side position of the car top frame beam below.

A bracket 202 is fixed on the top of the car, the bracket is positioned at the intersection position of two adjacent car top frame side beams, and a bearing 207 is fixed on the upper part of the bracket. The bearing (see fig. 11 and 12) comprises a hinged base plate 236, a front vertical plate 235 and a rear vertical plate 239 which are parallel are fixed on the hinged base plate, the front vertical plate is separated from the rear vertical plate, a hanging bracket 231 is arranged at the separated middle position, the end parts of the hanging bracket are connected to the front vertical plate and the rear vertical plate through pin shafts 234, pin shaft sensors are connected to the two ends of the pin shafts, an automatic reset device 238 is fixed on the side surface of the hanging bracket corresponding to the front vertical plate, the upper end of the front vertical plate is an arc edge, a bump 237 is arranged at the uppermost position of the arc edge, and the bump is contacted with a reset contact of the automatic reset device. The upper portion of gallows is connected with two fag end subassemblies 230, and the upper portion of back grudging post is connected with a fag end subassembly, and the fag end subassembly includes the overcoat, be in the conical head of overcoat, with overcoat one end articulated fag end screw rod 233 and cover arrange the tensioning spring 232 on the fag end screw rod in, gallows upper portion is provided with two vertical perforation, and the fag end screw rod passes the perforation from top to bottom, and the tensioning spring is put to the lower part cover of fag end screw rod, and the overcoat upper end is provided with the rope hole, and the tip of hauling rope penetrates in the overcoat from the rope hole and walks around the centrum again and wears out from the rope hole to form 180 degrees bending and fix through the staple bolt. The rear vertical frame is of a groove-shaped structure and forms a connecting cavity 240, a vertical perforation is arranged at the top of the rear vertical frame, a rope head screw rod penetrates into the connecting cavity from top to bottom, and a tensioning spring is positioned in the connecting cavity. The rope head component above the rear vertical frame is connected with a car balance rope 19, the other end of the car balance rope is connected with a car balance counterweight, the car balance counterweight and the car counterweight adopt the same structure, and a balance adjusting block 311 is detachably connected on the car balance counterweight.

Example 8: a flat floor anti-false-movement self-locking elevator (see fig. 1 and 2), comprising: the elevator comprises an elevator shaft formed by building elevator shafts, an elevator car arranged in the elevator shaft, a platform fixed at the top of the elevator shaft, a traction device arranged on the platform, and an elevator car counterweight connected with the top of the elevator car through a traction rope wound on the traction device. A safety gear mechanism 250 is provided diagonally to the car.

The traction motor 1 adopts an electromagnetic traction motor, the electromagnetic traction motor is provided with two electromagnetic unlocking rods, the two electromagnetic unlocking rods are connected with the same unlocking rope 23, the unlocking rope is connected with a traction machine unlocking device 8, and the traction machine unlocking device is fixed on the platform. The end part of the unlocking rope penetrates through one electromagnetic unlocking rod, and the end part of the unlocking rope is fixed with the other electromagnetic unlocking rod. When the electromagnetic traction machine is electrified, the electromagnetic unlocking rod is in a separated state, when the electromagnetic traction machine is in a power-off state, the electromagnetic traction motor is locked, the traction machine unlocking device works, the unlocking rope is pulled, the electromagnetic unlocking rod is pulled by the unlocking rope to unlock the electromagnetic traction machine, and after unlocking, the electromagnetic traction machine does not block the rotation of the traction wheel. The platform is in a frame type structure (see fig. 3, 4 and 5), the platform is formed by fixing a platform frame beam 16 and an inner beam 29, the platform frame beam is positioned at the periphery, and the inner beam is diagonally connected with the platform frame beam in the platform. The four corners of the platform are fixedly provided with platform fixing connecting plates 15 which are fixed with the uppermost ends of the shaft columns. Each mounting seat is fixed on the upper part of the platform, and each component of the traction device is fixed on the corresponding mounting seat.

The traction device comprises a traction motor 1, a traction wheel 2 and a worm gear mechanism 9, wherein the worm gear is connected with a traction wheel shaft 25, the worm is connected with a synchronous mechanism, and the worm gear keep synchronous rotation through the synchronous mechanism. The synchronous mechanism adopts a protection motor 11 (see fig. 1,2,3 and 4), the protection motor is connected with one end of the worm, the traction motor drives the traction wheel to rotate, and meanwhile, the protection motor drives the worm to rotate synchronously with the worm wheel, so that the worm is always separated from the worm wheel when the elevator normally operates. The worm of the worm gear mechanism is of a two-end connection structure, one end of the worm is connected with the synchronous mechanism, and the other end of the worm is connected with the rescue mechanism. The rescue mechanism adopts the mode of the rescue motor 7, and the rescue motor is connected with one end of the worm, and the rescue motor drives the worm to rotate, and the worm drives the worm wheel to rotate, and the worm wheel drives the traction sheave to rotate, so that the leveling of the lift car is realized. The traction motor is fixed on a traction motor mounting seat, two ends of a traction wheel are fixed on the traction wheel mounting seat through bearing seats 24, and a worm gear mechanism is fixed on the worm gear mechanism mounting seat. One end of the traction wheel shaft is connected with the traction motor through a front coupler 30, the other end of the traction wheel shaft is connected with the worm gear mechanism through a rear coupler 27, the two sets of car counterweights are symmetrically arranged relative to the traction device, the traction ropes are divided into two sets, and the two sets of traction ropes are arranged on two sides of the traction wheel and form a wrap angle exceeding 180 degrees with the traction wheel. The two sets of traction ropes are respectively a left traction rope 3 and a right traction rope 10, one end of the left traction rope is connected with the counterweight of the car, the other end of the left traction rope sequentially bypasses the upper left steering wheel, the traction wheel and the lower left steering wheel and then is connected with the top of the car, one end of the right traction rope is connected with the counterweight of the car, and the other end of the right traction rope sequentially bypasses the upper right steering wheel, the traction wheel and the lower right steering wheel and then is connected with the car (see fig. 2 and 6). The number of the left traction ropes is two, and the number of the right traction ropes is two, so that two traction rope grooves 28 are arranged on the steering wheel, and four traction rope grooves are arranged on the traction wheel. Each steering wheel and traction wheel is provided with a rope blocking device 31. The left lower steering wheel mounting seat and the right lower steering wheel mounting seat are connected with an encoder 32 through an encoder mounting seat 33, and the encoder is connected with the wheel shaft of the steering wheel through an encoder coupling 34.

The car balance rope pulley 22 is fixed on the car balance rope pulley mounting seat, the horizontal steering wheel 10 and the vertical steering wheel 21 are fixed on the platform, one end of the car balance rope 19 is connected with the car, and the other end sequentially bypasses the car balance rope pulley, the horizontal steering wheel and the vertical steering wheel to be connected with the car balance counterweight. The two elevator car balance ropes are two, and the elevator car balance rope pulleys, the horizontal steering wheel and the vertical steering wheel are in two groups and are positioned at two sides of the traction wheel shaft.

The well is built by four well stands 404 and is four sides penetrating structure, connects through the crossbeam between the well stand, and the well is the tetragonal form, and the well stand is in the position of four edges of the tetragonal form of well, and the crossbeam is in the position between the layers. The inside cavity that has of well stand, well stand 404 is segmentation connection structure, every section all is punching press and forms polygon cross-section structure, the polygon is by first limit, the second limit, the third limit, the fourth limit, the fifth limit, sixth limit and seventh limit enclose in proper order respectively, first limit and seventh limit link to each other perpendicularly, the second limit links to each other perpendicularly with first limit, first limit is in the same side of first limit with the seventh limit, sixth limit is perpendicular with the seventh limit, sixth limit is in the same side of seventh limit with the first limit, third limit parallel first limit, fifth limit parallel seventh limit, the fourth limit is 45 slope with respect to first limit and seventh limit, one side of well is corresponding to the first limit, the opposite side of well is corresponding to the seventh limit. The lift car is positioned in the well, the upright post position of the lift car corresponds to the upright post of the well, and the side wall of the lift car corresponds to the side wall of the well. When the well stand is connected in sections, the connecting piece is connected, the connecting piece is divided into two edge connecting blocks 401 and two corner connecting blocks 403, each corner connecting block is only one, each corner connecting block is fixed at the intersection of the first edge and the seventh edge of the well stand in an angular shape, each edge connecting block is respectively fixed on the second edge and the sixth edge of the well stand, and the upper end face of each edge connecting block is provided with a convex positioning top block 402. A T-shaped guide rail is fixed on the outer wall of the fourth side of the shaft column, an upper limiting block and a lower limiting block are fixed on the two sides of the T-shaped guide rail corresponding to the flat layer, and the upper limiting block and the lower limiting block are separated to form an anti-misoperation flat layer jack.

The car 200 (see fig. 1,2, 7 and 8) comprises a car body, a car top 201 fixed on the top of the car body and a car bottom 220 fixed on the bottom of the car body, wherein the car body is of a tetragonal structure and comprises four car walls 205 and upright posts 204 positioned between adjacent car walls, a car top plate 221 is fixed on the top of the car body, guide shoes 206 are fixed on the outer surfaces of the upright posts, two guide shoes are fixed on the same upright post, the two guide shoes are arranged in a vertical line, and the guide shoes are matched with the T-shaped guide rails. The car body has a car door 208 disposed outside of its car wall. The car includes the car roof-frame of upper and lower symmetry, and the car roof-frame includes upper and lower corresponding car roof-frame roof-beam 211 (see fig. 9) and connects outer connecting plate 203 and the vertical roof-beam of upper and lower car roof-frame roof-beam, and the car roof-frame roof-beam includes four car roof-frame boundary beams 225 and connects the car roof-frame angle beam 226 of car roof-frame boundary beam, forms an installation window between the car roof-frame angle beam that corresponds on, and the vertical roof-beam is in the both sides of installation window.

The safety pin mounting frame 210 is fixed between the upper and lower corresponding car top frame angle beams at the opposite angles of the car top frame, the safety pin mounting frame is internally provided with the safety pin assembly 209, the safety pin mounting frame (see fig. 10) is of an integrally formed frame structure, the safety pin mounting frame has two mounting frame vertical plates 212, a middle transverse plate is arranged between the middle positions of the two mounting frame vertical plates, a vertical middle partition plate 227 is arranged between the middle transverse plate and the frame bottom of the safety pin mounting frame, the middle partition plate divides the lower part of the safety pin mounting frame into a left cavity, a right cavity and a front cavity and a rear cavity, roller pin rows 229 are arranged at the upper part and the lower part of each cavity, a plurality of parallel roller pins 228 are arranged in the roller pin rows, and the rotation axes of the roller pins are vertical middle partition plates. The safety pin assembly comprises a safety pin, wherein two pin heads 219 are formed at the front end of the safety pin, the two pin heads respectively extend out of the corresponding cavities, and the upper side edge and the lower side edge of the safety pin are contacted with the rolling pin. The tail end of the safety pin is connected with a driving motor 223 through a driving arm 224, a driving rod is fixed on the output shaft of the driving motor, the end part of the driving rod is hinged with the driving arm, and the driving arm is hinged with the tail end of the safety pin. The two groups of safety pin assemblies are positioned at opposite angles of the car top frame, the two groups of safety pin assemblies are connected through two safety pin synchronizing rods 216 to form synchronization (see fig. 7 and 8), the two safety pin synchronizing rods are arranged close to the inner side wall of the car top frame, the opposite ends of the two safety pin synchronizing rods are hinged to a rotating arm 222, the middle part of the rotating arm is connected to a support, the support is fixed to the inner side position of the car top frame beam below, the other end of one safety pin synchronizing rod is hinged to a driving arm through the rotating arm, the other end of the other safety pin synchronizing rod is hinged to the tail end of the other safety pin through a triangular connecting plate 214, the two corners of the triangular connecting plate are respectively hinged to the safety pin synchronizing rod and the safety pin, the other corner is hinged to a connecting seat 215, and the connecting seat is fixed to the inner side position of the car top frame beam below. When the elevator is on the floor, the pin head of the safety pin is inserted into the corresponding jack of the floor against misoperation.

The car safety tongs are arranged on the other diagonal position of the car top frame, the car safety tongs are connected with a synchronizer 217 through a safety tongs synchronous driving rod 218, the synchronizer is connected with a safety hauling rope 26, a safety hauling rope steering wheel 17 is fixed on the platform, the other end of the safety hauling rope is connected with a counterweight for keeping the safety hauling rope tensioned, and the counterweight is positioned in a shaft column.

A bracket 202 is fixed on the top of the car, the bracket is positioned at the intersection position of two adjacent car top frame side beams, and a bearing 207 is fixed on the upper part of the bracket. The bearing (see fig. 11 and 12) comprises a hinged base plate 236, a front vertical plate 235 and a rear vertical plate 239 which are parallel are fixed on the hinged base plate, the front vertical plate is separated from the rear vertical plate, a hanging bracket 231 is arranged at the separated middle position, the end parts of the hanging bracket are connected to the front vertical plate and the rear vertical plate through pin shafts 234, pin shaft sensors are connected to the two ends of the pin shafts, an automatic reset device 238 is fixed on the side surface of the hanging bracket corresponding to the front vertical plate, the upper end of the front vertical plate is an arc edge, a bump 237 is arranged at the uppermost position of the arc edge, and the bump is contacted with a reset contact of the automatic reset device. The upper portion of gallows is connected with two fag end subassemblies 230, and the upper portion of back grudging post is connected with a fag end subassembly, and the fag end subassembly includes the overcoat, be in the conical head of overcoat, with overcoat one end articulated fag end screw rod 233 and cover arrange the tensioning spring 232 on the fag end screw rod in, gallows upper portion is provided with two vertical perforation, and the fag end screw rod passes the perforation from top to bottom, and the tensioning spring is put to the lower part cover of fag end screw rod, and the overcoat upper end is provided with the rope hole, and the tip of hauling rope penetrates in the overcoat from the rope hole and walks around the centrum again and wears out from the rope hole to form 180 degrees bending and fix through the staple bolt. The rear vertical frame is of a groove-shaped structure and forms a connecting cavity 240, a vertical perforation is arranged at the top of the rear vertical frame, a rope head screw rod penetrates into the connecting cavity from top to bottom, and a tensioning spring is positioned in the connecting cavity. The rope head component above the rear vertical frame is connected with a car balance rope 19, the other end of the car balance rope is connected with a car balance counterweight, the car balance counterweight and the car counterweight adopt the same structure, and a balance adjusting block 311 is detachably connected on the car balance counterweight. The car counterweight and the car counterweight are located within the cavity of the hoistway column.

The car counterweight 300 is elongated (see fig. 13, 14, 15) and the elongated car counterweight is positioned just inside the cavity of the hoistway column. The car counterweight comprises a counterweight main body 301, counterweight side blocks 303 fixed on two sides of the counterweight main body, a counterweight rear block 306 fixed on the back of the counterweight main body, and the section shape of the car counterweight is matched with the section shape of the cavity of the hoistway upright post. The position of the counterweight main body corresponding to the upper end and the lower end of the counterweight side block is fixed with a counterweight guide module 302 (see fig. 16), the counterweight guide module comprises a guide module base 307, the guide module base is provided with a mounting plane, the mounting plane is attached to the counterweight main body, a rotating groove 308 is further formed in the guide module, the rotating groove is hinged with a guide wheel bracket 309, the end of the guide wheel bracket is provided with a guide wheel 310, the guide wheel bracket can rotate around a hinged part in the rotating groove, a reset spring is arranged at the hinged part of the guide wheel bracket, and the rotating groove is inclined at 45 degrees with the mounting plane. After the guide module is fixed with the counterweight main body, the guide wheels are positioned on the same plane, the plane is just positioned at the position of the maximum width of the section of the counterweight of the lift car, two sides of the wheel surface of the guide wheels are inclined planes which are mutually perpendicular, and the position of the guide wheels is just positioned at the corner of the vertical column cavity of the well. The upper end of the counterweight body is provided with a slot 305, and a rope end screw 233 of the rope end assembly 230 penetrates into the slot from the upper end of the counterweight body along the length direction of the counterweight body. The lower end of the counterweight body is connected with a touch rod 304.

Example 9: a flat floor anti-misplacement self-locking elevator comprising an elevator door system (see fig. 17, 18 and 19), the elevator door system comprising: the car door 283 and the landing door are provided with a linkage mechanism therebetween. The car door is four side walls respectively arranged on the car 200 and rises and falls along with the car, the upper side edge of the car door is a car door upper beam 251 (only one car door is shown in the figure), the landing door is fixedly arranged on a building floor, each floor is provided with four landing doors and corresponds to the car door (only one landing door is shown in the figure and corresponds to the seen car door), and the upper side edge of the landing door is a landing door upper beam 252. The doors are independent of each other, and the landing doors are independent of each other, and each feature described below is only specific to one door and the corresponding landing door.

Roller seats are fixed at two ends of an upper beam of the car door, rollers are arranged on the roller seats, a door rope 255 is wound between the two rollers, the door rope is fixed with the car door through a connecting plate, the car door of the embodiment adopts a four-door structure, the main door and the auxiliary door are in linkage, the opening and closing distances are different, and the opening and closing time is the same. The car door is driven by a car door driving mechanism 254, the car door driving mechanism comprises a car door driving motor 272 and a car door driving speed reducing mechanism 273, the car door driving speed reducing mechanism is connected with a traction wheel, a door rope is wound on the traction wheel, the traction wheel rotates to drive the door rope to move, and according to the opening mode of the car door, the connecting plate and the door rope are fixed in a corresponding mode. The door driving motor is connected with the door driving reduction mechanism through a synchronous belt 271. Roller seats are fixed at two ends of an upper beam of the landing door, rollers are arranged on the roller seats, a door rope is wound between the two rollers, the door rope is fixed with the landing door through a connecting plate, and the landing door of the embodiment adopts a two-door-opening structure. The landing door is driven to open and close by a landing door driving mechanism 253, and the landing door driving mechanism comprises a landing door driving motor and a landing door driving speed reducing mechanism 276, wherein the landing door driving speed reducing mechanism is connected with a traction wheel, and a door rope is wound on the traction wheel. The landing door driving motor is connected with the landing door driving and decelerating mechanism through a synchronous belt.

The car is provided with a locking mechanism of a car door, and the locking mechanism of the car door comprises a car door lock bolt 280, a car door lock plate 281 which is matched with the car door lock bolt and blocks the car door lock bolt, and a car door lock unlocking mechanism which drives the car door lock plate to move for unlocking. The car door lock is characterized in that a car door lock seat is fixed on a door rope connected with the car door, a car door lock bolt is arranged on the car door lock seat, a spring is connected to the lower portion of the car door lock bolt, and the car door lock seat moves synchronously with the door rope. The car door lock plate is in a flat plate shape, a sliding groove is formed in the car door lock plate, a pin shaft penetrates through the sliding groove, the pin shaft is fixed on the car, and the sliding direction of the car door lock plate is perpendicular to the moving direction of the car door lock seat. The car door lock unlocking mechanism comprises a swing rod 264 and a connecting rod mechanism connected with the swing rod and used for driving a car door lock locking plate to move, the connecting rod mechanism comprises an unlocking transmission rod 266 and a car door lock rotating arm 282, the middle part of the swing rod is far away from the position of a swing motor and is hinged and fixed through a rotating seat 265, one end of the swing rod is connected with the swing motor 270, one end of the swing rod is connected with a swing head 269, an arc tooth slot is arranged in the swing head, the rotating circle center of the arc tooth slot is the hinged position of the swing rod, and a gear is fixed on an output shaft of the swing motor and is positioned in the arc tooth slot and meshed with the arc tooth slot. The middle part of the car door lock rotating arm is hinged on the car, one end of the car door lock rotating arm is provided with a long groove, and the long groove is connected with the corresponding end of the car door lock locking plate through a pin shaft. The other end of the car door lock rotating arm is hinged with an unlocking transmission rod, and the unlocking transmission rod is hinged with a swinging rod. The other end of the swing rod is connected with a leveling unlocking device, the leveling unlocking device comprises a lock rod 259 which is at an angle with the swing rod and can rotate, a lock rod permanent magnet 261 which is fixed on the lock rod, a leveling permanent magnet 262 which is fixed on the leveling position on a building, and an electromagnet 258 which is connected with the lock rod, the direction of the electromagnet acting on the lock rod is opposite to that of the lock rod acted on the lock rod permanent magnet, a spring 260 is connected on the lock rod, one end of the lock rod, which acts on the lock rod in the same direction as that of the permanent magnet acting on the lock rod, is hinged on a lift car, and the other end of the lock rod is contacted with the side edge of the swing rod. When the car is lifted, the car stays at the position of the flat layer, at the moment, the flat layer permanent magnet acts with the lock rod permanent magnet, in the embodiment, the flat layer permanent magnet attracts the lock rod in a mutual attraction mode, so that the end part of the lock rod is separated from the side edge of the swing rod, at the moment, the swing motor rotates, a gear on an output shaft of the swing motor drives the swing to move, the swing rod swings, and the right end of the swing rod swings downwards when seen from the direction in fig. 18. In the swing rod lower hem process, the unlocking transmission rod is driven to move downwards, the unlocking transmission rod drives the car door lock rotating arm to rotate, the car door lock rotating arm downwards pulls the car door lock locking plate, the right side edge of the upper end of the car door lock locking plate is separated from the car door lock tongue to avoid the moving track of the car door lock tongue, and at the moment, the car door can move under the action of the door rope. If the elevator car does not need to stay when passing through floors, the elevator control system can give a signal to the electromagnet, the electromagnet works, the acting force of the electromagnet to the lock rod just counteracts the acting force of the permanent magnet and the spring to the lock rod, the lock rod does not rotate, the swing rod does not unlock, and the locking of the elevator door is continuously kept. In order to ensure the unlocking controllability, a position sensor 263 is arranged at the rotating end part of the lock rod, a position sensor 263 is arranged on the moving track of the unlocking transmission rod, and a signal is sent to the elevator control system through the induction of the position sensor to determine that the elevator car door is unlocked. The locking mechanism of the landing door comprises a landing door lock bolt 279 moving along with the landing door, a landing door lock plate 278 matched with the landing door lock bolt and blocking the landing door lock bolt, and a landing door lock unlocking mechanism driven by the linkage mechanism and used for driving the landing door lock plate to move for unlocking. A landing door lock seat is also fixed on a door rope of the landing door, and a landing door lock tongue 279 is arranged on the landing door lock seat. The landing door lock unlocking mechanism comprises a landing door lock swing rod 277 with one hinged end, the landing door lock swing rod is driven by the linkage mechanism to swing, a landing door lock plate is connected to the other end of the landing door lock swing rod in a sliding mode, and the lateral side of the end portion of the landing door lock plate and the lateral side of the landing door lock are contacted with each other to block movement of the landing door lock. Under the drive of the linkage mechanism, the swing rod of the landing door lock swings, the swing end of the swing rod of the landing door lock drives the landing door lock plate to move, the landing door lock plate moves upwards as seen in fig. 18, the right side edge of the lower end of the landing door lock plate is separated from the left side face of the landing door lock bolt, and at the moment, the landing door is unlocked.

The side of car lock locking plate is connected with manual unlocking lever 267, and manual unlocking lever connects pendulum rod 264, and manual unlocking lever is connected with manual cable 257, and the tip of manual cable extends to in the car. When the elevator fails, the lock rod swings under the action of the spring, the end part of the lock rod is separated from the swing rod, the manual inhaul cable is pulled, the manual inhaul cable drives the manual unlocking rod to move, and the manual unlocking rod pushes the car door lock plate to move, so that the unlocking of the car door lock tongue is realized. The side of layer lock board is connected with V-arrangement unlocking plate, and the unlocking plate is connected with manual cable, pulls manual cable, and the unlocking plate rotates, and unlocking plate promotes layer lock board and removes, and layer lock board and layer lock spring bolt separation realize layer lock spring bolt unblock. A reset spring is connected between the swing rod of the landing door lock and the unlocking plate and the upper fixing frame of the landing door.

The linkage mechanism adopts a telescopic plug-in type structure and comprises a telescopic component and a socket component which is plugged with the telescopic component. In this embodiment, the telescopic component adopts telescopic gangbar 275, and the tip of gangbar is the polygonal structure that can drive other parts and rotate simultaneously after rotating, is the polygon in this embodiment, and the gangbar sets up in sedan-chair door actuating mechanism department, and the gangbar has the key structure that is connected with sedan-chair door actuating mechanism, and the gangbar flexible in-process remains to be connected with sedan-chair door actuating mechanism all the time. The tail end of the linkage rod is connected with a linkage push rod 268, and the linkage push rod is hinged with the end part of the swing rod. The landing door driving mechanism is provided with a connecting sleeve which can be inserted with the linkage rod and rotate along with the linkage rod, the connecting sleeve is a socket component, the front end of the connecting sleeve is an inner hole matched with the polygonal pyramid at the end part of the linkage rod, the tail end of the connecting sleeve is connected with the landing door locking swing rod, and the connecting sleeve is connected with the landing door driving speed reducing mechanism by a key. In the swing process of the swing rod, the linkage rod is pushed to stretch out and draw back through the linkage push rod, the linkage rod is inserted into the connecting sleeve, the connecting sleeve is pushed to move backwards along with the insertion of the linkage rod, the swing rod of the landing door lock is pushed to swing in the backward process to unlock the landing door, after the swing rod is inserted in place, the linkage rod rotates to drive the connecting sleeve to rotate, the connecting sleeve drives the landing door to drive the speed reducing mechanism to work, the landing door drives the speed reducing mechanism to drive the traction wheel to rotate, the traction wheel pulls the landing door rope, and the synchronous opening of the lift car door and the landing door is realized. When external rescue is needed, the landing door is independently controlled to be opened by the landing door driving mechanism.

The elevator also comprises a leveling anti-misoperation device (see fig. 8), the telescopic type is arranged on the elevator car, an electromagnetic bolt type structure is adopted to prevent the elevator car from misoperation when leveling, an extension state is always kept when the elevator car door and the landing door are opened, and the extension state is an unlocking condition of the linkage locking device. The leveling anti-misoperation device comprises a telescopic safety pin arranged on the lift car, a pin hole which is arranged on the well and corresponds to the leveling and is matched with the safety pin, the safety pin is connected with a driving rod, and the driving rod is connected with a leveling triggering device. The safety pin installation frame is fixed between the upper and lower corresponding car top frame angle beams at the opposite angles of the car top frame, safety pins are arranged inside the safety pin installation frame, the safety pin installation frame is of an integrally formed frame structure, two installation frame vertical plates are arranged between the two installation frame vertical plates, a vertical middle partition plate is arranged between the middle horizontal plate and the frame bottom of the safety pin installation frame, the middle partition plate divides the lower part of the safety pin installation frame into a left cavity, a right cavity, a front cavity and a rear cavity, roller pin rows are arranged at the upper part and the lower part of each cavity, a plurality of parallel roller pins are arranged inside the roller pin rows, and the rotation axes of the roller pins are vertical middle partition plates. The safety pin comprises a pin body, two pin heads 219 are formed at the front end of the pin body, the two pin heads respectively extend out of the corresponding cavities, and the upper side edge and the lower side edge of the pin body are in contact with the rolling pin. The tail end of the pin body is connected with a driving motor 223 through a driving arm 224, a driving rod is fixed on an output shaft of the driving motor, the end part of the driving rod is hinged with the driving arm, and the driving arm is hinged with the tail end of the pin body. The two groups of safety pin assemblies are positioned at opposite angles of the car top frame, the two groups of safety pin assemblies are connected through two safety pin synchronizing rods 216 to form synchronization, the two safety pin synchronizing rods are arranged close to the inner side wall of the car top frame, the opposite ends of the two safety pin synchronizing rods are hinged to a rotating arm 222 together, the middle part of the rotating arm is connected to a support, the support is fixed to the inner side position of the car top frame beam below, the other end of one safety pin synchronizing rod is hinged to the driving arm through the rotating arm, the other end of the other safety pin synchronizing rod is hinged to the tail end of the other pin body through a triangular connecting plate 214, the two corners of the triangular connecting plate are respectively hinged to the safety pin synchronizing rods and the pin body, the other corner is hinged to a connecting seat 215, and the connecting seat is fixed to the inner side position of the car top frame beam below.

The leveling triggering device comprises leveling permanent magnets fixed on the well corresponding to the leveling positions of the lift car and electromagnets arranged on the lift car, wherein the electromagnets are connected with the driving rods, and the action of the electromagnets drives the driving rods to act. The remaining structure is referred to other embodiments.

The foregoing description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and any simple modification, variation and equivalent transformation of the above embodiment according to the technical substance of the present invention still fall within the scope of the technical solution of the present invention.

Claims

1. A flat floor anti-misoperation self-locking elevator is characterized by comprising a hoistway; a car disposed in the hoistway;

The traction device comprises a traction motor, a traction wheel and a worm gear mechanism, wherein the worm gear is connected with a traction wheel shaft, the worm is connected with a synchronizing mechanism, and the worm gear are kept synchronous through the synchronizing mechanism;

The elevator also comprises an elevator door system, wherein the elevator door system comprises a car door and a telescopic splicing linkage mechanism linked with the car door; the linkage mechanism comprises a telescopic component and a socket component which is spliced with the telescopic component; the telescopic component is a telescopic linkage rod, the end part of the linkage rod is of a structure capable of driving other components to rotate simultaneously after rotating, the socket component is a connecting sleeve arranged at the landing door driving mechanism, and the connecting sleeve is of a structure capable of being inserted with the linkage rod and rotating along with the linkage rod;

The linkage rod is arranged at the position of the car door driving mechanism, is provided with a key structure connected with the car door driving mechanism, and is always connected with the car door driving mechanism in the telescopic process;

the front end of the connecting sleeve is an inner hole matched with the polygonal pyramid at the end part of the linkage rod, the tail end of the connecting sleeve is connected with the swing rod of the landing door lock, and the connecting sleeve is connected with the landing door driving and reducing mechanism by a key.

2. The flat floor anti-misplacement self-locking elevator as claimed in claim 1, wherein one end of a traction wheel shaft is connected with a traction motor, the other end of the traction wheel shaft is connected with a worm wheel in a worm and gear mechanism, and the worm is separated from the worm wheel under the drive of a synchronous mechanism and keeps synchronous rotation with the worm wheel; the synchronous mechanism adopts a servo motor or a gear transmission mechanism.

3. The flat floor anti-misplacement self-locking elevator according to claim 1 or 2, wherein a worm of the worm gear mechanism is of a two-end connection structure, one end of the worm is connected with the synchronous mechanism, and the other end of the worm is connected with the rescue mechanism; the rescue mechanism adopts a rescue motor mode or a manual control mode.

4. The landing anti-misoperation self-locking elevator as claimed in claim 1, wherein the elevator further comprises a landing anti-misoperation device arranged on the elevator car, and an electromagnetic latch type structure is adopted to prevent misoperation when the elevator car is on a landing; the leveling anti-misoperation device is triggered when a car levels, and comprises a telescopic safety pin arranged on the car, a pin hole matched with the safety pin is arranged at a position corresponding to the leveling on a well, the safety pin is connected with a driving rod, and the driving rod is connected with an electromagnetic leveling triggering device.

5. The floor-leveling anti-misoperation self-locking elevator as claimed in claim 4, wherein the floor-leveling triggering device comprises a permanent magnet fixed on a hoistway corresponding to the floor-leveling position of the elevator car and an electromagnet arranged on the elevator car, the electromagnet is connected with the driving rod, and the action of the electromagnet drives the driving rod to act.

6. A flat landing anti-false-moving self-locking elevator as defined in claim 1, 4 or 5, wherein the elevator door system comprises landing doors, and the elevator door system further comprises a locking mechanism for locking the car door and landing door.

7. The elevator of claim 6, wherein the end of the linkage rod is in a polygonal structure which can drive other parts to rotate simultaneously after rotating, and the polygonal structure is in a polygonal shape.

8. The flat floor anti-misoperation self-locking elevator according to claim 1, 2, 4 or 5, wherein the well is through on four sides and is built by well upright posts, and the well upright posts are of an inner hollow structure.

9. The elevator of claim 8, wherein the elevator car has four doors, which are respectively arranged on four side walls of the elevator car and can be driven to open and close by a door driving mechanism on the elevator car; the number of landing doors on the same floor is four, and the landing doors correspond to the four car doors of the car respectively.

10. A floor level false motion preventing self locking elevator as defined in claim 1 or 2 or 4 or 5, characterized in that the elevator further comprises a car counterweight connected to the car via a traction sheave by means of a hoisting rope, the car counterweight being of hidden construction, the car counterweight being diagonally arranged relative to the car, the hoisting rope and the traction sheave forming a wrap angle exceeding 180 °.