CN211545594U

CN211545594U - Multi-protection intelligent safety elevator for high-rise building

Info

Publication number: CN211545594U
Application number: CN201821485539.0U
Authority: CN
Inventors: 管天奇; 师大为
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-09-11
Filing date: 2018-09-11
Publication date: 2020-09-22
Anticipated expiration: 2028-09-11

Abstract

The utility model provides a high-rise building is with multiple protection intelligent security elevator, is including the elevator power supply system, the elevator control system of control elevator operation and the elevator well of setting in high-rise building that are used for supplying power for the elevator, both sides are equipped with elevator support, two respectively in the elevator well be equipped with vertical lift's elevator car between the elevator support, two elevator support upper end transversely is equipped with the installing support, be equipped with elevator lift drive on the installing support, elevator lift drive is connected with elevator car top through mechanical type broken chain protection mechanism, elevator car both sides respectively with the elevator support between be equipped with electromagnetic adsorption protection mechanism, elevator well bottom is equipped with the buffering and prevents weighing down protection mechanism, elevator lift drive is connected with elevator control system, it has that overall structure reasonable in design, multiple protection, step by step protection, High safety and the like.

Description

Multi-protection intelligent safety elevator for high-rise building

Technical Field

The utility model relates to an elevator technical field, concretely relates to multiple protection intelligent security elevator for high-rise building.

Background

An elevator refers to a vertical lifting tool installed in a building for transporting people or goods. The reliability and the safety of the elevator operation are directly related to the life and property safety of people. Particularly, with the high-speed expansion of urban construction, high-rise buildings have become the mainstream of houses, passenger elevators have become a part of life, and the safe operation of elevators has attracted more and more attention of society.

The conventional elevator generally comprises a hoistway, a machine room, a transmission part, a lifting part, a control part and a safety device, wherein the safety device (mainly comprising a buffer, a speed limiter, a mechanical linkage and an electrical linkage) mainly plays a role in emergency protection, and the safety of the elevator is improved to a certain extent. However, the risk of safety accidents still exists in actual use, the accidents are mainly classified into three types through reason analysis of the accidents, firstly, the accidents are caused by people, for example, the elevator shaft falls due to malicious door collision, secondly, the elevator is maintained for a long time, the elevator has great potential safety hazards, thirdly, the elevator is designed to have some defects, and particularly, no good emergency protection measures exist in response to emergencies such as power failure, earthquakes and damage of electric devices. There is therefore a need for improvements in existing elevators, and in particular for emergency protection measures to be enhanced.

In order to improve the safety of an elevator, the product design is more reasonable and tends to be perfect, various attempts are made in the prior art, the whole structure of the elevator is more reasonable, however, some unsatisfactory parts always exist, for example, the Chinese patent utility model application No. 201810550569.3 utilizes the electromagnet principle to set a set of bottom buffering protection device, the technical scheme is only aiming at the emergency measure when the elevator car falls to the bottom, but other emergency situations such as middle power failure, over-fast elevator running and the like cannot be solved, in addition, although the technical scheme can play a role of buffering, if the elevator falls when the elevator is in a high place and breaks down, the impact force is very large when the elevator car reaches the bottom due to the self gravity, and the reverse effect can also occur, so the technical scheme still needs to be further improved.

The above description is included in the technical recognition scope of the utility model, and does not necessarily constitute the prior art.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a high-rise building is with multiple protection intelligent security elevator in order to compensate prior art not enough, it has advantages such as overall structure reasonable in design, multiple protection, protection step by step, security height, has solved the not enough that exists among the prior art.

The utility model discloses a solve the technical scheme that above-mentioned technical problem adopted and be:

a multi-protection intelligent safety elevator for high-rise buildings comprises an elevator power supply system for supplying power to an elevator, an elevator control system for controlling the operation of the elevator and an elevator shaft arranged in the high-rise buildings, wherein elevator supports are respectively arranged on two sides in the elevator shaft, a vertically lifting elevator car is arranged between the two elevator supports, an installation support is transversely arranged at the upper end of the two elevator supports, an elevator lifting driving device is arranged on the installation support, the elevator lifting driving device is connected with the top of the elevator car through a mechanical chain breakage protection mechanism, electromagnetic adsorption protection mechanisms are respectively arranged between two sides of the elevator car and the elevator supports, a buffering anti-falling protection mechanism is arranged at the bottom of the elevator shaft, the mechanical chain breakage protection mechanism comprises anti-falling rotating rods respectively hinged on two sides of the top of the elevator car, and the inner sides of the two anti-falling rotating rods are respectively hinged with a connecting hanger, the elevator car falling prevention device is characterized in that the connecting hanging piece is connected with an elevator lifting driving device, a rotary driver for driving the falling prevention rotating rod to rotate is arranged between the inner side of the falling prevention rotating rod and the top of the elevator car, a plurality of falling prevention supporting rods which are matched with the falling prevention rotating rod to clamp the elevator car are arranged on the elevator support along the vertical direction at intervals, and the elevator lifting driving device is connected with an elevator control system.

In one example, two prevent weighing down the bull stick symmetry and set up in elevator car top both sides, when connecting the pendant and being connected with elevator lift drive, prevent weighing down the bull stick inboard upwards, the elevator support is kept away from to the outside, when connecting the pendant and disconnecting elevator lift drive, prevent weighing down the bull stick when inboard and elevator car top contact under the effect of rotary actuator, prevent weighing down the outside of bull stick and outwards rotate and stretch out and make and prevent weighing down the bracing piece and can block and prevent weighing down the bull stick.

In one example, the rotary drive is a telescopic spring, one end of the telescopic spring is connected with the top of the elevator car, and the other end of the telescopic spring is connected with the end part of the inner side of the anti-falling rotating rod.

In one example, a reinforcing plate is arranged on the top of the elevator car corresponding to the inner side position of the anti-falling rotating rod.

In one example, the elevator support is close to two edges and corners of the elevator car and is vertically provided with guide rails respectively, and the position of the elevator car corresponding to the guide rails is provided with rollers which ascend and descend along the guide rails.

In one example, the elevator lifting driving device comprises a crawler wheel A arranged at the front end of the top of the mounting support and a crawler wheel B arranged at the rear end of the top of the mounting support, wherein a lifting crawler is arranged on the crawler wheel A and the crawler wheel B, the front end part of the lifting crawler is connected with a connecting hanging piece, the rear end part of the lifting crawler is connected with a balancing weight, any one of the crawler wheel A and the crawler wheel B is provided with a driving shaft, the driving shaft is connected with a transmission through gear transmission, the transmission is connected with a servo motor, and the servo motor is connected with an elevator control system.

In one example, the electromagnetic adsorption protection mechanism comprises magnets arranged on two sides of an elevator car, a plurality of electromagnetic suction cups which are matched with the magnets to adsorb the elevator car and prevent the elevator car from falling are arranged on the elevator support along the vertical direction at intervals, and the electromagnetic suction cups are connected with an elevator control system.

In one example, buffering prevents weighing down protection mechanism is including setting up the electro-magnet A in elevator car bottom and setting up the electro-magnet B the same with electro-magnet A magnetism in elevator well bottom, elevator well bottom evenly is equipped with a plurality of buffer spring around electro-magnet B, be equipped with the buffer board on the buffer spring, elevator well bottom is equipped with the guided way that leads to the buffer board all around.

In one example, the elevator power supply system is connected with a solar photovoltaic power generation system, the solar photovoltaic power generation system comprises a solar photovoltaic panel arranged on the top of a high-rise building, the solar photovoltaic panel is connected with a solar controller through a lead, the solar controller is respectively connected with an inverter and a storage battery, and the inverter is connected with the elevator power supply system.

In one example, be equipped with ultrasonic sensor between elevator well and the elevator car, ultrasonic sensor is connected with microprocessor electricity, microprocessor is connected with servo motor, ultrasonic sensor includes transmitting terminal and receiving terminal, the transmitting terminal sets up in elevator car bottom, the receiving terminal sets up in elevator well bottom.

In one example, elevator car left side wall, right side wall, back lateral wall and top are equipped with a plurality of damping spring respectively, the last inner wall that constitutes by the shock attenuation flexible glue pad that is equipped with of damping spring.

In one example, an emergency storage bin is mounted on top of the elevator car.

In one example, an oxygen bottle, water, food, and medicine are provided within the emergency storage bin.

In one example, the elevator control system includes a car handwheel, hall signals, a PLC controller, a frequency converter, and a governor.

By adopting the scheme, the utility model, aiming at the technical problems of the existing elevator safety protection, designs a multiple protection intelligent safety elevator for high-rise buildings, and through designing a mechanical chain-breaking protection mechanism, when the steel wire rope or chain or track of the driving elevator car breaks, the elevator car can be clamped by using a mechanical structure at the first time (the descending speed of the elevator car when the elevator car is just broken is minimum, the elevator car is blocked most easily), the elevator car is not influenced by power supply, and the elevator car can be effectively clamped in time, so that the elevator car is the first safety protection in the elevator safety protection; by designing the electromagnetic adsorption mechanism, the adsorption effect on the elevator car can be realized, the elevator car is prevented from falling down, the second safety protection is realized, and the anti-falling effect can be obviously improved by matching with the mechanical chain breakage protection mechanism; the elevator car falling from the bottom of the elevator shaft is effectively protected by designing a buffering anti-falling protection mechanism and fully utilizing the same-pole repulsion of electromagnetism and the buffering and damping effects of a spring, so that the third safety protection is realized; by designing the solar photovoltaic power generation system, the solar photovoltaic power generation system can provide power in emergency situations such as power failure and the like, and meanwhile, the solar photovoltaic power generation system can provide lasting power for the elevator in a more energy-saving and environment-friendly manner to form a fourth safety protection; the interior of the elevator car is improved, so that the flexible package is realized, oxygen bottles, water and food can be stored, and the elevator car can be used when people are trapped, so that a fifth safety protection is formed; the detection of the running speed of the elevator car is realized by designing an ultrasonic sensor, and the ultrasonic sensor is used for controlling a servo motor in emergency and reducing the speed; the crawler-type elevator lifting driving device is designed to replace a traditional rope traction mode, and the crawler-type elevator lifting driving device is safer and more reliable.

Drawings

The accompanying drawings, which are described herein, serve to provide a further understanding of the invention and constitute a part of this specification, and the exemplary embodiments and descriptions thereof are provided for explaining the invention without unduly limiting it. In the drawings:

fig. 1 is a schematic view of the whole structure of the elevator of the present invention;

fig. 2 is a schematic structural view of the mechanical chain breakage protection mechanism in the elevator in normal operation;

fig. 3 is a schematic structural view of the mechanical chain breakage protection mechanism in the elevator after chain breakage;

fig. 4 is a schematic diagram of the side view of the elevator lifting driving device in the elevator of the present invention;

fig. 5 is a top view of the elevator lifting driving device in the elevator of the utility model;

FIG. 6 is a top view of the buffering anti-falling protection mechanism in the elevator of the utility model;

fig. 7 is a cross-sectional view of the side wall of the elevator car in the elevator of the present invention;

in the figure, 1, an elevator hoistway, 2, an elevator bracket, 3, an elevator car, 4, a mounting bracket, 5, an elevator lifting driving device, 501, crawler wheels A and 502, crawler wheels B and 503, a lifting crawler belt, 504, a matching block, 505, a driving shaft, 506, gear transmission, 507, a transmission, 508, a servo motor, 6, a mechanical chain breaking protection mechanism, 601, an anti-falling rotating rod, 602, a connecting pendant, 603, a rotary driver, 604, an anti-falling supporting rod, 605, a reinforcing plate, 7, an electromagnetic adsorption protection mechanism, 701, a magnet, 702, an electromagnetic suction cup, 8, a buffering anti-falling protection mechanism, 801, an electromagnet A, 802, an electromagnet B, 803, a buffer spring, 804, a buffer plate, 805, a guide rail, 9, a guide rail, 10, a roller, 11, an elevator power supply system, 12, an elevator control system, 13, a solar photovoltaic power generation system, 1301, a solar photovoltaic panel, 1302. solar control ware, 1303, the dc-to-ac converter, 1304, the battery, 14, ultrasonic sensor, 15, damping spring, 16, the soft cushion of shock attenuation, 17, emergent storage tank.

Detailed Description

In order to more clearly explain the overall concept of the present invention, the following detailed description is given by way of example in conjunction with the accompanying drawings.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.

In addition, in the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "top", "bottom", "inner side", "outer side", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

The embodiments in the present specification are described in a progressive manner, and the same and similar parts among the embodiments are referred to each other, and each embodiment focuses on the differences from the other embodiments.

Furthermore, the terms "a", "B" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "a" or "B" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; the connection can be mechanical connection, electrical connection or communication; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

The utility model discloses in, it is understood that, multichannel protection in this application is high-rise building more can exert the superiority of this application multichannel protection design, is applicable to high-rise building more than 20 layers usually, but this can not be understood as right the utility model discloses the injecing of the building floor number.

In the utility model, it should be understood that the "elevator control system" refers to the control system provided in the existing elevator, and can control the combination of various control hardware and software for the normal operation of the whole elevator, which belongs to the prior art, and is not the key point of the utility model, and is not described herein again; "elevator power supply system" means the equipment that can provide electric power for elevator normal operating, and this belongs to prior art, does not the utility model discloses a key point, no longer gives unnecessary details here. It is also understood that the elevator is a complex system, and the normal operation of the whole elevator requires many existing parts or functional units or hardware or software, and the utility model discloses an emphasis is that the elevator prevents weighing down, and belongs to the field of technical personnel's cognition scope for the existing parts not mentioned in this application, therefore, can not understand to lack technical characteristics.

As shown in figures 1-7, a multiple protection intelligent safety elevator for high-rise buildings comprises an elevator power supply system 11 for supplying power to the elevator, an elevator control system 12 for controlling the operation of the elevator and an elevator shaft 1 arranged in the high-rise buildings, wherein two sides in the elevator shaft 1 are respectively provided with an elevator bracket 2, a vertically lifting elevator car 3 is arranged between the two elevator brackets 2, the upper ends of the two elevator brackets 2 are transversely provided with a mounting bracket 4, the mounting bracket 4 is provided with an elevator lifting driving device 5, the elevator lifting driving device 5 is connected with the top of the elevator car 3 through a mechanical chain breakage protection mechanism 6, two sides of the elevator car 3 are respectively provided with an electromagnetic adsorption protection mechanism 7 between the elevator brackets 2, the bottom of the elevator shaft 1 is provided with a buffering anti-falling protection mechanism 8, the mechanical chain breakage protection mechanism 6 comprises anti-falling rotary rods 601 respectively hinged on two sides of the top of the elevator car 3, the inner sides of the two anti-falling rotating rods 601 are respectively hinged with the connecting hanging piece 602, the connecting hanging piece 602 is connected with the elevator lifting driving device 5, a rotary driver 603 for driving the anti-falling rotating rods 601 to rotate is arranged between the inner sides of the anti-falling rotating rods 601 and the top of the elevator car 3, a plurality of anti-falling supporting rods 604 matched with the anti-falling rotating rods 601 to clamp the elevator car 3 are arranged on the elevator support 2 at intervals along the vertical direction, and the elevator lifting driving device 5 is connected with the elevator control system 12. By designing the mechanical chain breakage protection mechanism 6, when a steel wire rope or a chain or a crawler belt for driving the elevator car 3 is broken, the elevator car 3 can be clamped by utilizing a mechanical structure at the first time (the descending speed of the elevator car 3 is the minimum when the elevator car is just broken, the elevator car 3 is blocked most easily), the mechanical chain breakage protection mechanism has the functions of not being influenced by power supply and timely and effectively clamping the elevator car 3, and is the first safety protection in the elevator safety protection; the electromagnetic adsorption mechanism 7 is designed, so that the adsorption effect on the elevator car 3 can be realized, the elevator car is prevented from falling down, the second safety protection is realized, and the anti-falling effect can be obviously improved by matching with the mechanical chain breakage protection mechanism 6; prevent weighing down 8 make full use of electromagnetism homopolar repellence of protection machanism and the buffering shock attenuation effect of spring through the design and realize effectively protecting falling elevator car 3 of 1 bottoms of elevator well, realize third safety protection, these three safety protection mutually support, solve the accident of avoiding causing because of one safety failure, the security is higher.

The anti-falling support rods 604 can be installed according to the floor, for example, one anti-falling support rod 604 is installed on the elevator bracket 604 at the upper position corresponding to each floor or one anti-falling support rod 604 is installed at the bottom position corresponding to each floor.

Two anti-falling rotating rods 601 are symmetrically arranged on two sides of the top of an elevator car 3, when a connecting pendant 602 is connected with an elevator lifting driving device 5, the inner side of the anti-falling rotating rod 601 faces upwards, the outer side of the anti-falling rotating rod is far away from an elevator bracket 2, when the connecting pendant 602 is disconnected with the elevator lifting driving device 5, the inner side of the anti-falling rotating rod 601 is in contact with the top of the elevator car 3 under the action of a rotary driver 603, and the outer side of the anti-falling rotating rod 601 extends outwards in a rotating mode to enable the anti-falling supporting rod 604.

The rotary driver 603 is an extension spring, one end of the extension spring is connected with the top of the elevator car 3, and the other end of the extension spring is connected with the end part of the inner side of the anti-falling rotating rod 601. Utilize expanding spring's characteristic, realize that the drive prevents weighing down the bull stick 601 rotation, and then realize preventing weighing down the bull stick 601 card and preventing weighing down on the bracing piece 604 to block elevator car 3 the very first time.

A reinforcing plate 605 is arranged on the top of the elevator car 3 corresponding to the inner side position of the anti-falling rotating rod 601.

Two edges and corners of the elevator bracket 2 close to the elevator car 3 are respectively and vertically provided with a guide rail 9, and a roller 10 which can ascend and descend along the guide rail 9 is arranged at the position of the elevator car 3 corresponding to the guide rail 9. Ensure that elevator car 3 moves along vertical guide rail accuracy, and effectively avoid controlling or rock around, elevator car moves more steadily.

The elevator lifting driving device 5 comprises a crawler wheel A501 arranged at the front end of the top of the mounting bracket 4 and a crawler wheel B502 arranged at the rear end of the top of the mounting bracket 4, a lifting crawler 503 is arranged on the crawler wheel A501 and the crawler wheel B502, the front end part of the lifting crawler 503 is connected with a connecting hanger 602, the rear end part of the lifting crawler 503 is connected with a counterweight 504, a driving shaft 505 is arranged on any one of the crawler wheel A501 and the crawler wheel B502, the driving shaft 505 is connected with a speed changer 507 through a gear transmission 506, the speed changer 507 is connected with a servo motor 508, and the servo motor 508 is connected with the elevator control system 12. The crawler-type elevator lifting driving device 5 is designed to replace a traditional rope traction mode, and the crawler-type elevator lifting driving device is safer and more reliable.

The electromagnetic adsorption protection mechanism 7 comprises magnets 701 arranged on two sides of the elevator car 3, a plurality of electromagnetic suction cups 702 which are matched with the magnets 701 to adsorb the elevator car 3 and prevent the elevator car from falling are arranged on the elevator support 2 along the vertical direction at intervals, and the electromagnetic suction cups 702 are connected with the elevator control system 12. Utilize electromagnetic chuck principle to adsorb elevator car and prevent the tenesmus.

The specific installation manner of the electromagnetic suction cup 702 can be designed according to floors, for example, one electromagnetic suction cup is installed on the elevator bracket corresponding to the middle position of each floor, or the upper part or the lower part of each floor.

Buffering anti-falling protection mechanism 8 is including setting up electro-magnet A801 in elevator car 3 bottom and setting up in 1 bottom of elevator well and electro-magnet B802 that electro-magnet A801 magnetism is the same, and 1 bottom of elevator well evenly is equipped with a plurality of buffer spring 803 along electro-magnet B802 all around, is equipped with buffer board 804 on the

buffer spring

803, and 1 bottom of elevator well is equipped with the guided way 805 that leads buffer board 804 all around. Through magnet that installation magnetism is the same in elevator car 3 bottom and 1 bottom of elevator well, the principle that make full use of like one's property is repulsive avoids elevator car 3 to fall to and causes the striking behind the bottom, reduces the injury, cushions elevator car 3 again through buffer spring 803's effect and makes elevator car 3 fall the injury that causes further reduction.

The elevator power supply system 11 is connected with a solar photovoltaic power generation system 13, the solar photovoltaic power generation system 13 comprises a solar photovoltaic panel 1301 arranged on the top of a high-rise building, the solar photovoltaic panel 1301 is connected with a solar controller 1302 through a lead, the solar controller 1302 is respectively connected with an inverter 1303 and a storage battery 1304, and the inverter 1303 is connected with the elevator power supply system 11. Through designing solar photovoltaic power generation system, not only can provide electric power when meetting emergency such as power failure, provide lasting power for the elevator more energy-concerving and environment-protective simultaneously, form fourth safety protection.

Be equipped with ultrasonic sensor 14 between elevator well 1 and the elevator car 3, ultrasonic sensor 14 is connected with microprocessor electricity, and microprocessor is connected with servo motor 508, and ultrasonic sensor 14 includes transmitting terminal and receiving terminal, and the transmitting terminal setting is in elevator car 3 bottoms, and the receiving terminal setting is in elevator well 1 bottom. The detection of the running speed of the elevator car 3 is realized by designing the ultrasonic sensor 14, and the ultrasonic sensor is used for controlling the servo motor 508 to reduce the speed in an emergency.

3 left side wall, right side wall, back wall and top of elevator car are equipped with a plurality of damping spring 15 respectively, are equipped with the inner wall that comprises the soft cushion of shock attenuation 16 on the damping spring 15, and emergent storage tank 17 is installed at 3 tops of elevator car, is equipped with essential article such as oxygen cylinder, water, food and medicine in the emergent storage tank 17. Through reforming transform elevator car is inside, make it realize the flexible packaging to can reserve oxygen cylinder, water and material object, use when dealing with stranded, form the fifth safety protection.

Elevator control system 12 includes a car handwheel, hall door signals, a PLC controller, a frequency converter, and a speed governor.

The utility model discloses a working process:

when the lifting track 503 is disconnected, at this moment, the falling prevention rotating rod 601 rotates inwards under the action of the expansion spring, the outer side of the falling prevention rotating rod 601 rotates and extends out, the inner side of the falling prevention rotating rod is abutted to the reinforcing plate 605, along with the falling of the elevator car 3 (at most, the distance between two adjacent falling prevention supporting rods 604), the falling prevention rotating rod 601 is clamped on the first falling prevention supporting rod 604 below the falling prevention rotating rod (because the initial speed of the elevator car 3 is lower, the impact force is smaller, and therefore, after the falling occurs and the breakage occurs, the falling prevention supporting rod 604 is adopted for the first time to clamp the falling prevention rotating rod), the falling prevention danger of the elevator car 3 is realized, meanwhile, the alarm system of the elevator gives an alarm, and. When the lift track 503 disconnection, the second is protected simultaneously and is also worked, with first protection cooperation to first protection is main, when first protection became invalid, the second is protected for leading, and the third is protected for assisting, and when the second was protected to become invalid, the third was protected for leading and is carried out safety protection, and above-mentioned three protection is protected layer upon layer and is prevented and protect, ensures that the elevator takes place to fall, and the security is higher.

When the elevator power supply system 11 breaks down, the solar photovoltaic power generation system 13 supplies power for the whole elevator system, so that safe operation is ensured, partial power supply can be performed during daily normal use, and the cost is saved.

When the elevator car 3 caused by the breakage of the non-lifting crawler 503 runs too fast, the ultrasonic sensor 14 sends detection speed information to the microprocessor, the microprocessor controls the rotating speed of the servo motor 508, the descending speed of the elevator car 3 is further reduced, and meanwhile the electromagnetic chuck 702 is electrified to adsorb the elevator car 3 to prevent falling.

When the elevator car 3 can not normally open the door, the controlled personnel can open the emergency storage box 17, and water, food, oxygen and medicines in the emergency storage box 17 are taken out for waiting for rescue. The multi-protection intelligent safety elevator for the high-rise building has the advantages of reasonable overall structure design, multiple protection, step-by-step protection, high safety and the like.

The above-mentioned specific embodiments can not be regarded as the restriction to the scope of protection of the utility model, to technical personnel in this technical field, it is right the utility model discloses any replacement improvement or transform that embodiment made all fall within the scope of protection of the utility model.

The parts of the present invention not described in detail are the known techniques of those skilled in the art.

Claims

1. The utility model provides a multiple protection intelligent security elevator for high-rise building, includes elevator power supply system, the elevator control system of control elevator operation and the elevator well of setting in high-rise building that is used for supplying power for the elevator, its characterized in that: the elevator car lifting device is characterized in that two elevator supports are respectively arranged on two sides in an elevator shaft, a vertically lifting elevator car is arranged between the two elevator supports, mounting supports are transversely arranged at the upper ends of the two elevator supports, an elevator lifting driving device is arranged on the mounting supports, the elevator lifting driving device is connected with the top of the elevator car through a mechanical chain breaking protection mechanism, electromagnetic adsorption protection mechanisms are respectively arranged between two sides of the elevator car and the elevator supports, a buffering anti-falling protection mechanism is arranged at the bottom of the elevator shaft, the mechanical chain breaking protection mechanism comprises anti-falling rotating rods respectively hinged to two sides of the top of the elevator car, the inner sides of the two anti-falling rotating rods are respectively hinged to a connecting hanging piece, the connecting hanging piece is connected with the elevator lifting driving device, and a rotary driver for driving the anti-falling rotating rods to rotate is arranged between the inner sides, the elevator support is provided with a plurality of anti-falling support rods which are matched with the anti-falling rotating rods to clamp the elevator car at intervals along the vertical direction, the elevator lifting driving device is connected with an elevator control system, the anti-falling rotating rods are symmetrically arranged on two sides of the top of the elevator car, when the connecting hanging piece is connected with the elevator lifting driving device, the inner sides of the anti-falling rotating rods are upward, the elevator support is kept away from the outer sides of the anti-falling rotating rods, when the connecting hanging piece is disconnected with the elevator lifting driving device, the anti-falling rotating rods are contacted with the top of the elevator car under the action of a rotary driver, the outer sides of the anti-falling rotating rods rotate outwards to extend out to enable the anti-falling support rods to be clamped and prevented from falling, the rotary driver is a telescopic spring, one end of the telescopic spring.

2. The multi-protection intelligent safety elevator for the high-rise building according to claim 1, characterized in that: and a reinforcing plate is arranged on the top of the elevator car corresponding to the inner side position of the anti-falling rotating rod.

3. The multi-protection intelligent safety elevator for the high-rise building according to claim 1, characterized in that: two edges and corners of the elevator support close to the elevator car are respectively and vertically provided with guide rails, and idler wheels which ascend and descend along the guide rails are arranged at the positions, corresponding to the guide rails, of the elevator car.

4. The multi-protection intelligent safety elevator for the high-rise building according to claim 1, characterized in that: the elevator lifting driving device comprises a crawler wheel A arranged at the front end of the top of the mounting support and a crawler wheel B arranged at the rear end of the top of the mounting support, a lifting crawler is arranged on the crawler wheel A and the crawler wheel B, the front end of the lifting crawler is connected with a connecting hanging piece, the rear end of the lifting crawler is connected with a balancing weight, a driving shaft is arranged on any one of the crawler wheel A and the crawler wheel B, the driving shaft is connected with a speed changer through gear transmission, the speed changer is connected with a servo motor, and the servo motor is connected with an elevator control system.

5. The multi-protection intelligent safety elevator for the high-rise building according to claim 1, characterized in that: the electromagnetic adsorption protection mechanism comprises magnets arranged on two sides of an elevator car, a plurality of electromagnetic suckers matched with the magnets to adsorb the elevator car to prevent the elevator car from falling are arranged on the elevator support along the vertical direction at intervals, and the electromagnetic suckers are connected with an elevator control system.

6. The multi-protection intelligent safety elevator for the high-rise building according to claim 1, characterized in that: buffering prevents weighing down protection mechanism is including setting up the electro-magnet A in elevator car bottom and setting up the electro-magnet B the same with electro-magnet A magnetism in elevator well bottom, elevator well bottom evenly is equipped with a plurality of buffer spring along electro-magnet B all around, the last buffer board that is equipped with of buffer spring, elevator well bottom is equipped with the guided way that leads to the buffer board all around.

7. The multi-protection intelligent safety elevator for the high-rise building according to claim 1, characterized in that: the elevator power supply system is connected with a solar photovoltaic power generation system, the solar photovoltaic power generation system comprises a solar photovoltaic panel arranged at the top of a high-rise building, the solar photovoltaic panel is connected with a solar controller through a wire, the solar controller is respectively connected with an inverter and a storage battery, and the inverter is connected with the elevator power supply system.

8. The multi-protection intelligent safety elevator for the high-rise building according to claim 1, characterized in that: be equipped with ultrasonic sensor between elevator well and the elevator car, ultrasonic sensor is connected with the microprocessor electricity, microprocessor is connected with servo motor, ultrasonic sensor includes transmitting terminal and receiving terminal, the transmitting terminal sets up in elevator car bottom, the receiving terminal sets up in elevator well bottom.

9. The multi-protection intelligent safety elevator for the high-rise building according to claim 1, characterized in that: elevator car left side wall, right side wall, back lateral wall and top are equipped with a plurality of damping spring respectively, the last inner wall that constitutes by the shock attenuation flexible rubber mat that is equipped with of damping spring, emergency storage tank is installed at elevator car top, be equipped with oxygen cylinder, water, food and medicine in the emergency storage tank, elevator control system includes car steering wheel, room door signal, PLC controller, converter and speed regulator.