CN110510472B - A damping device that falls is prevented to building elevator for wisdom building - Google Patents
A damping device that falls is prevented to building elevator for wisdom building Download PDFInfo
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- CN110510472B CN110510472B CN201910844958.1A CN201910844958A CN110510472B CN 110510472 B CN110510472 B CN 110510472B CN 201910844958 A CN201910844958 A CN 201910844958A CN 110510472 B CN110510472 B CN 110510472B
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- elevator
- falling
- sliding
- building
- speed reduction
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B11/00—Main component parts of lifts in, or associated with, buildings or other structures
- B66B11/02—Cages, i.e. cars
- B66B11/026—Attenuation system for shocks, vibrations, imbalance, e.g. passengers on the same side
- B66B11/0266—Passive systems
- B66B11/0273—Passive systems acting between car and supporting frame
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
- B66B5/12—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions in case of rope or cable slack
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
- B66B5/16—Braking or catch devices operating between cars, cages, or skips and fixed guide elements or surfaces in hoistway or well
- B66B5/26—Positively-acting devices, e.g. latches, knives
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/28—Buffer-stops for cars, cages, or skips
- B66B5/282—Structure thereof
Abstract
The invention discloses a building elevator anti-falling damping device for intelligent buildings, which belongs to the technical field of elevator equipment and comprises a protective box, an elevator channel, an elevator car body, a falling speed reducing mechanism, a buffering damping mechanism and a falling protective mechanism, wherein the falling speed reducing mechanism comprises a telescopic speed reducing component and a plurality of buffering components, each buffering component comprises four buffering components, the telescopic speed reducing component comprises a driving component and two braking speed reducing components, each braking speed reducing component comprises two braking plates and two sliding rails, and each sliding rail is provided with a material inlet block in sliding fit with the sliding rail. The elevator car falling protection device has the advantages that the brake and stop plate can be in contact with the speed reducing plate through the falling speed reducing mechanism, the falling speed of the elevator car is reduced, the falling impact force of the elevator car is reduced, and the collision injury caused by landing of the elevator car can be buffered and reduced through the falling protection mechanism.
Description
Technical Field
The invention relates to the technical field of elevator equipment, in particular to a falling prevention and shock absorption device for a building elevator, which is used for an intelligent building.
Background
Wisdom building is the important component in wisdom city, and the purpose provides safe comfortable living and operational environment for community resident or office staff. With the continuous improvement of the requirements of modern people on living quality, in an intelligent building, the elevator is used as a bearing tool frequently used in daily life of people, and naturally has higher requirements; especially, the elevator safety control system has higher requirements on the safety of the security personnel when the elevator of the building breaks down. At present, elevator safety accidents all over the country frequently occur, wherein a common accident is falling down caused by accidents of elevators to cause people to fall into or die. Moreover, according to the development process of elevators in China, the elevators in China gradually enter the key period of common aging, and the use safety problem of the elevators is increasingly prominent. The conventional shock absorption pad for the elevator car or the elevator unit is made of natural rubber and is used for buffering the car or the elevator unit when the elevator runs so as to reduce the adverse effect of the vibration of the car or the elevator unit. Natural rubber shock pads are generally suitable for elevators carrying a small load. People set up buffer in the elevartor shaft pit, cushion, and the buffering effect is poor, only is applicable to the buffering to the elevator impact force, and to the unable uninstallation of human impact force, leads often that the manpower striking causes serious fracture or even life safety to receive the threat, and single shock attenuation mode is difficult to satisfy the demand on the elevator car.
The utility model discloses a utility model CN206767389U discloses a damping device that prevents falling for elevator that is used for wisdom city building, including elevator car, hydraulic cushion cylinder, rubber snubber block and shock attenuation backup pad, elevator car is inside to be equipped with the shock attenuation backup pad, and the shock attenuation backup pad bottom is through a plurality of damping spring connection elevator car, and elevator car bottom is through the bolt fastening has the punch holder, and the punch holder below is connected with the rubber snubber block, and the bottom of rubber snubber block is connected with the lower plate, and the dog is connected to the lower plate side, and the dog is fixed above hydraulic cushion cylinder, and hydraulic cushion cylinder bottom connects the supporting legs, a damping device that prevents falling for elevator that is used for wisdom city building, simple structure, convenient to use has fine support and shock attenuation effect, improves the comfort level of taking and the stability of elevator operation, and multiple buffering, effectively unloads the impact force of elevator car and the impact force of passenger, effectively guarantee the life safety of passenger in the elevator car.
However, the above apparatus still has the following problems: firstly, the device does not have the function of buffering and decelerating the falling speed of the elevator cage body, so that the falling speed of the elevator cage body is higher, the impact force is larger, and the life safety of passengers in the elevator cage is influenced; secondly, the above device is difficult to buffer and reduce the damage of collision caused by the landing of the car when the car lands on the ground, and needs to be improved.
Disclosure of Invention
The invention aims to solve the technical problems that a building elevator anti-falling damping device for an intelligent building is provided, and the anti-falling damping device is not provided with a function of buffering and decelerating the falling speed of an elevator car and is difficult to buffer and reduce the collision injury caused by the landing of the elevator car.
In order to solve the technical problems, the invention provides the following technical scheme: the elevator safety protection device comprises a protection box, an elevator channel, an elevator car body, a falling speed reducing mechanism, a buffering and damping mechanism and a falling protection mechanism, wherein the protection box is arranged inside the elevator channel, the elevator car body is arranged inside the protection box, the falling protection mechanism is arranged at the bottom of the elevator channel, the falling speed reducing mechanism comprises a telescopic speed reducing component and a plurality of buffering components arranged on the elevator channel along the vertical direction, the telescopic speed reducing component is arranged at the top of the protection box, each buffering component comprises four buffering components distributed in a matrix manner, the telescopic speed reducing component comprises a driving component and two symmetrically arranged stopping speed reducing components, the driving component is arranged between the two stopping speed reducing components, each stopping speed reducing component comprises two stopping plates and two horizontally arranged sliding rails, and each sliding rail is provided with a feeding block in sliding fit with the sliding rail, every the top of feeding block all is equipped with the mounting bracket, two stop the board and set up respectively on the lateral wall of two mounting brackets.
Furthermore, each braking deceleration component also comprises a rotating shaft and a transmission rod sleeved at the top end of the rotating shaft, the top of each feeding block is provided with a connecting rod hinged with the feeding block, the end parts of the two connecting rods are hinged with the two ends of the transmission rod respectively, and the bottom of the transmission rod is connected with the top of the protection box through a bearing.
Furthermore, every buffering part all includes the speed reduction board and sets up the mount pad on the elevator passageway lateral wall, the bottom of speed reduction board be equipped with two with mount pad sliding fit's guide bar, the cover is equipped with speed reduction spring on the guide bar, speed reduction spring's both ends are contradicted respectively on mount pad and speed reduction board, be equipped with the buffering gasbag of contradicting with the speed reduction board bottom on the mount pad.
Further, the driving part comprises a horizontally arranged pushing plate and a fixed seat arranged at the top of the protective box, two reset springs are arranged between the pushing plate and the fixed seat, an extending strip is arranged on the fixed seat, a sliding strip in sliding fit with the extending strip is arranged on the side wall of the pushing plate, the sliding strip is made of a magnetic material, an electromagnet in magnetic fit with the sliding strip is arranged on the side wall of the fixed seat, and the pushing plate is fixed between two mounting frames.
Furthermore, buffering damper is including top protection component and bottom protection component, top protection component is including two top buffering parts and two fixed columns that the interval set up at elevator railway carriage or compartment body top, every be equipped with rather than sliding fit's slide bar on the fixed column, the inside top fixed connection of slide bar and guard box, the cover is equipped with first buffer spring on the slide bar.
Furthermore, every top buffering part all includes the supporting seat, two sliding blocks and two loading boards that the interval set up on the inside top of guard box that set up at elevator railway carriage or compartment body top, two be equipped with two bracing pieces between the loading board, every the sliding block can gliding cover be established on every bracing piece, be equipped with rather than articulated carrier bar on the sliding block, two the bottom of carrier bar all is articulated with the supporting seat, every the loading board all corresponds a sliding block, every all be equipped with second buffer spring between loading board and rather than the sliding block that corresponds.
Further, the bottom protection subassembly is including setting up shock attenuation gasbag and two spacing seats in the inside bottom of protective housing, the bottom of the elevator railway carriage or compartment body be equipped with two respectively with two spacing seat sliding fit's connecting strip, every the inside of spacing seat all is equipped with the damping spring that a plurality of set up along connecting strip length direction interval.
Further, the protection machanism that falls is including the touch panel, the spacing subassembly of setting on the shock attenuation bench and the trapezoidal piece of setting in the protective housing bottom that shock attenuation platform, level set up, the bottom of trapezoidal piece is equipped with the conflict piece of making by flexible material, the bottom of trapezoidal piece is equipped with two location strips that set up respectively in trapezoidal piece both sides, the bottom of shock attenuation platform is equipped with the mounting groove, the tank bottom of mounting groove is equipped with the third buffer spring that a plurality of is matrix distribution, all third buffer spring's top all with the bottom fixed connection of conflict board.
Furthermore, spacing subassembly is including two spacing strips, two bearing bracket and two levels that set up respectively in the damping station both sides set up the guide rail at the damping station top, two spacing strips respectively with two guide rail sliding fit, spacing strip cooperatees with the location strip, every the top of bearing bracket all is equipped with pushes away the material electric jar, two output that push away the material electric jar respectively with the lateral wall fixed connection of two spacing strips.
Compared with the prior art, the invention has the beneficial effects that:
the elevator car body falling protection device is provided with a protection box, an elevator channel, an elevator car body, a falling speed reducing mechanism, a buffering and damping mechanism and a falling protection mechanism, wherein the falling speed reducing mechanism can realize that a stopping plate is in contact with a speed reducing plate to stop, stop and reduce the speed of the elevator car body, and the falling protection mechanism can realize buffering and reducing the landing of the elevator car body to generate collision injury so as to solve the technical problems that the falling speed of the elevator car body is not buffered and reduced, and the car is difficult to buffer and reduce the landing of the car to generate collision injury.
The elevator car body falling speed reducing device is provided with a falling speed reducing mechanism, the falling speed reducing mechanism comprises a telescopic speed reducing assembly and a plurality of buffering assemblies which are arranged on an elevator channel along the vertical direction, the stopping plate can be in contact with the speed reducing plate through the falling speed reducing mechanism to stop and reduce the speed of the elevator car body, the falling speed of the elevator car body is reduced, the falling impact force of the elevator car body is reduced, and the life safety of passengers in the elevator car is improved.
The elevator car body damping device is provided with a damping mechanism, the damping mechanism comprises a top protection assembly and a bottom protection assembly, and the damping mechanism can achieve the effect of damping and buffering the elevator car body in the protection box, effectively unload the impact force of the elevator car and the impact force of passengers, and effectively guarantee the life safety of the passengers in the elevator car.
The elevator cage body falling protection device is provided with a falling protection mechanism, the falling protection mechanism comprises a shock absorption platform, a horizontally arranged touch panel, a limiting assembly arranged on the shock absorption platform and a trapezoid block arranged at the bottom of a protection box, the falling protection mechanism can buffer and reduce the collision injury caused by landing of the elevator cage body, and the two limiting strips can limit the elevator cage body to vibrate within a certain range so as to avoid the elevator cage body from generating larger secondary vibration.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic top view of the present invention;
FIG. 3 is a schematic front view of the present invention;
FIG. 4 is a partial perspective view of the present invention;
FIG. 5 is an enlarged view taken at A in FIG. 4;
FIG. 6 is an enlarged view of FIG. 4 at B;
FIG. 7 is a schematic view, partly in section, of the present invention;
figure 8 is a partial cross-sectional schematic view of a fall protection mechanism.
The reference numbers in the figures are:
the protection box 1, the elevator shaft 2, the elevator car body 3, the falling speed reducing mechanism 4, the buffer assembly 41, the buffer component 42, the speed reducing plate 421, the mounting seat 422, the guide rod 423, the speed reducing spring 43, the buffer air bag 44, the top protection component 51, the fixing column 52, the sliding rod 53, the first buffer spring 54, the top buffer component 55, the supporting seat 551, the sliding block 552, the bearing plate 553, the supporting rod 554, the bearing rod 555, the second buffer spring 556, the bottom protection component 56, the shock absorbing air bag 561, the limiting seat 562, the positioning strip 57, the connecting strip 58, the shock absorbing spring 59, the falling protection mechanism 6, the shock absorbing platform 61, the abutting block 62, the trapezoidal block 63, the mounting groove 64, the third buffer spring 65, the limiting component 66, the limiting strip 661, the bearing bracket 662, the guide rail 663, the pushing material electric cylinder 664, the abutting plate 665, the telescopic speed reducing assembly 7, the driving component 71, the pushing, return spring 74, extension strip 75, slide strip 751, electro-magnet 752, stop and slow down part 76, stop plate 761, slide 762, sliding block 763, mounting bracket 764, rotation axis 765, transmission rod 77, connecting rod 78.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, are merely for convenience of description of the present invention, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
Referring to fig. 1 to 8, a building elevator anti-falling damping device for smart buildings comprises a protection box 1, an elevator passage 2, an elevator car body 3, a falling speed reducing mechanism 4, a buffering damping mechanism and a falling protection mechanism 6, wherein the protection box 1 is arranged inside the elevator passage 2, the elevator car body 3 is arranged inside the protection box 1, the falling protection mechanism 6 is arranged at the bottom of the elevator passage 2, the falling speed reducing mechanism 4 comprises a telescopic speed reducing component 7 and a plurality of buffering components 41 arranged on the elevator passage 2 along the vertical direction, the telescopic speed reducing component 7 is arranged at the top of the protection box 1, each buffering component 41 comprises four buffering components 42 distributed in a matrix, the telescopic speed reducing component 7 comprises a driving component 71 and two symmetrically arranged stopping speed reducing components 76, the driving component 71 is arranged between the two stopping speed reducing components 76, each braking deceleration component 76 comprises two braking plates 761 and two horizontally arranged slide rails 762, each slide rail 762 is provided with a feeding block 763 in sliding fit with the slide rail, the top of each feeding block 763 is provided with a mounting bracket 764, and the two braking plates 761 are respectively arranged on the side walls of the two mounting brackets 764; can realize stopping 761 and the contact of speed reduction board 421 through the reduction gears 4 that falls, come to stop to the elevator railway carriage or compartment body 3 and slow down, thereby reduce the impact force that falls of the speed of falling of the elevator railway carriage or compartment body 3, improve elevator car in passenger's life safety, can realize buffering the absorbing effect to the elevator railway carriage or compartment body 3 that is located protection box 1 through buffering damper, effectively uninstall elevator car's impact force and passenger's impact force, effectively ensure elevator car in passenger's life safety, can realize buffering and reduce the production collision injury that lands to the elevator railway carriage or compartment body 3 through falling protection machanism 6, and two spacing 661 can restrict elevator railway carriage or compartment body 3 and shake in certain extent, avoid elevator railway carriage or compartment body 3 to produce great secondary vibrations.
Each braking deceleration component 76 further comprises a rotating shaft 765 and a transmission rod 77 sleeved at the top end of the rotating shaft 765, the top of each feeding block 763 is provided with a connecting rod 78 hinged with the feeding block 763, the end parts of the two connecting rods 78 are hinged with the two ends of the transmission rod 77 respectively, and the bottom of the transmission rod 77 is connected with the top of the protection box 1 through a bearing; the material pushing plate 72 can be moved to the left side, so that the mounting frame 764 fixedly connected with the material pushing plate 72 is moved to the left side, the feeding block 763 can drive the connecting rod 78 hinged to the feeding block to move in the moving process, the connecting rod 78 can drive the transmission rod 77 to rotate, the transmission rod 77 can drive the other connecting rod 78 hinged to the transmission rod to move, the connecting rod 78 can drive the two feeding blocks 763 to move back and back, the braking plates 761 of each braking and decelerating component 76 move back and back, and the braking plates 761 can be moved to the position abutting against the decelerating plate 421.
Each buffer component 42 comprises a speed reducing plate 421 and a mounting seat 422 arranged on the side wall of the elevator shaft 2, two guide rods 423 in sliding fit with the mounting seat 422 are arranged at the bottom of the speed reducing plate 421, a speed reducing spring 43 is sleeved on each guide rod 423, two ends of each speed reducing spring 43 respectively abut against the mounting seat 422 and the speed reducing plate 421, and a buffer air bag 44 abutting against the bottom of the speed reducing plate 421 is arranged on each mounting seat 422; stop board 761 and the contact of speed reduction board 421 can play the effect of slowing down for elevator railway carriage or compartment body 3, and speed reduction spring 43 can realize carrying out cushioning effect to speed reduction board 421, and buffering gasbag 44 can carry out the effect of buffering and avoid speed reduction spring 43 to take place the damage to speed reduction board 421.
The driving component 71 comprises a horizontally arranged material pushing plate 72 and a fixed seat 73 arranged at the top of the protective box 1, two return springs 74 are arranged between the material pushing plate 72 and the fixed seat 73, an extension bar 75 is arranged on the fixed seat 73, a sliding bar 751 in sliding fit with the extension bar 75 is arranged on the side wall of the material pushing plate 72, the sliding bar 751 is made of magnetic material, an electromagnet 752 in magnetic attraction fit with the sliding bar 751 is arranged on the side wall of the fixed seat 73, and the material pushing plate 72 is fixed between two mounting brackets 764; when the main steel cable is broken, the electromagnet 752 is powered off, so that the material pushing plate 72 can move to the left under the action of the two return springs 74, the mounting frame 764 fixedly connected with the material pushing plate 72 moves to the left, the mounting frame 764 can drive the material feeding block 763 located on the left to move, after the braking plate 761 is contacted with the speed reducing plate 421, the braking plate 761 retracts to the initial position due to stress, and the braking plate 761 moves to the position abutting against the speed reducing plate 421 under the action of the return springs 74.
The damping mechanism comprises a top protection component 51 and a bottom protection component 56, the top protection component 51 comprises two top damping parts 55 and two fixed columns 52 which are arranged at the top of the elevator car body 3 at intervals, each fixed column 52 is provided with a sliding rod 53 in sliding fit with the fixed column, the sliding rod 53 is fixedly connected with the top end of the interior of the protection box 1, and the sliding rod 53 is sleeved with a first damping spring 54; can realize buffering the absorbing effect to the elevator railway carriage or compartment body 3 that is located protective housing 1 through buffering damper, effectively uninstall elevator car's impact force and passenger's impact force, effectively ensure elevator car in passenger's life safety, first buffer spring 54 can cushion the top of the elevator railway carriage or compartment body 3.
Each top buffer part 55 comprises a supporting seat 551 arranged at the top of the elevator car body 3, two sliding blocks 552 and two bearing plates 553 arranged at the top end inside the protective box 1 at intervals, two supporting rods 554 are arranged between the two bearing plates 553, each sliding block 552 can be sleeved on each supporting rod 554 in a sliding manner, a bearing rod 555 hinged with the sliding block 552 is arranged on the sliding block 552, the bottom ends of the two bearing rods 555 are hinged with the supporting seat 551, each bearing plate 553 corresponds to one sliding block 552, and a second buffer spring 556 is arranged between each bearing plate 553 and the corresponding sliding block 552; the supporting seat 551 can be driven to move when the elevator car body 3 moves upwards, so that the supporting seat 551 can move two bearing rods 555 which are hinged with the supporting seat 551, two second buffer springs 556 can respectively buffer two sliding blocks 552, and the first buffer spring 54 can buffer the top of the elevator car body 3, and the impact force of unloading the elevator car and the impact force of passengers can be effectively avoided by adopting a multi-buffer function.
The bottom protection component 56 comprises a damping airbag 561 arranged at the bottom end in the protection box 1 and two limiting seats 562, the bottom of the elevator car body 3 is provided with two connecting bars 58 respectively matched with the two limiting seats 562 in a sliding manner, and a plurality of damping springs 59 arranged at intervals along the length direction of the connecting bars 58 are arranged in each limiting seat 562; when the elevator car 3 falls, the damping air bag 561 and the damping spring 59 can damp the bottom of the elevator car 3, and the damping air bag 561 can prevent the elevator car 3 from generating damage to the damping spring 59 due to overlarge pressure of the damping spring 59.
The falling protection mechanism 6 comprises a shock absorption table 61, a horizontally arranged touch plate 665, a limiting assembly 66 arranged on the shock absorption table 61 and a trapezoidal block 63 arranged at the bottom of the protection box 1, wherein a touch block 62 made of flexible materials is arranged at the bottom of the trapezoidal block 63, two positioning strips 57 respectively arranged at two sides of the trapezoidal block 63 are arranged at the bottom of the trapezoidal block 63, an installation groove 64 is arranged at the bottom of the shock absorption table 61, a plurality of third buffer springs 65 distributed in a matrix manner are arranged at the bottom of the installation groove 64, and the top ends of all the third buffer springs 65 are fixedly connected with the bottom of the touch plate 665; can realize buffering and reduce the production collision injury that lands to the elevator railway carriage or compartment body 3 through the protection machanism 6 that falls to two spacing 661 can restrict the elevator railway carriage or compartment body 3 and shake in certain extent, avoid the elevator railway carriage or compartment body 3 to produce great secondary vibrations, the trapezoidal piece 63 of protective housing 1 bottom can cooperate with the top of shock attenuation platform 61, and third buffer spring 65 can carry out the shock attenuation buffering to the feeler block 62.
The limiting assembly 66 comprises two limiting strips 661, two supporting brackets 662 respectively arranged at two sides of the damping table 61 and two guide rails 663 horizontally arranged at the top of the damping table 61, the two limiting strips 661 are respectively in sliding fit with the two guide rails 663, the limiting strips 661 are matched with the positioning strips 57, a material pushing electric cylinder 664 is arranged at the top of each supporting bracket 662, and the output ends of the two material pushing electric cylinders 664 are respectively fixedly connected with the side walls of the two limiting strips 661; two push away material electric jar 664 simultaneous working can make two spacing bars 661 remove in opposite directions, make spacing bar 661 can remove to the position with location strip 57 matched with, when making the elevator railway carriage or compartment body 3 shake under the effect of elasticity, can only shake in certain extent, effectively ensure elevator car in passenger's life safety.
The working principle of the invention is that when the main steel cable is broken, the falling speed reducing mechanism 4 can realize that the stopping plate 761 is contacted with the speed reducing plate 421 to stop and reduce the speed of the elevator car body 3, so as to reduce the falling speed of the elevator car body 3 and reduce the falling impact force of the elevator car body 3, so as to improve the life safety of passengers in the elevator car, when the main steel cable is broken, the electromagnet 752 is powered off, so that the material pushing plate 72 can move towards the left under the action of the two reset springs 74, so that the material pushing plate 72 can move towards the left, the mounting frame 764 fixedly connected with the material pushing plate 72 can move towards the left, the mounting frame 764 can drive the material inlet block 763 positioned at the left to move, the sliding block 552 can drive the connecting rod 78 hinged with the sliding block, the connecting rod 78 can drive the driving rod 77 to rotate, so that the driving rod 77 can drive the other connecting rod 78 hinged, the connecting rod 78 can make the two feeding blocks 763 move back and forth to make the braking plate 761 of each braking and decelerating component 76 move back and forth, so that the braking plate 761 can move to the position where the braking plate 421 abuts, when the elevator car body 3 falls, the braking plate 761 contacts the decelerating plate 421 to decelerate the elevator car body 3, after the braking plate 761 contacts the decelerating plate 421, the braking plate 761 retracts to the initial position due to stress, under the action of the return spring 74, the braking plate 761 moves to the position where the braking plate 421 abuts, the buffering and damping mechanism can buffer and damp the elevator car body 3 in the protective box 1, so as to effectively unload the impact force of the elevator car and the impact force of passengers, effectively guarantee the life safety of passengers in the elevator car, when the elevator car body 3 falls, the damping air bag 561 and the damping spring 59 can damp the bottom of the elevator car body 3, the damping air bag 561 can prevent the over-pressure of the elevator car body 3 on the damping spring 59 from damaging the damping spring 59, the elevator car body 3 can drive the support seat 551 to move when moving upwards, the support seat 551 can move the two bearing rods 555 hinged with the support seat 551, the two second buffer springs 556 can respectively buffer the two sliding blocks 552, the first buffer spring 54 can buffer the top of the elevator car body 3, and the impact force of unloading the elevator car and the impact force of passengers can be effectively avoided by adopting a multiple buffering function; can realize buffering and reduce the production collision injury that lands to the elevator railway carriage or compartment body 3 through falling protection machanism 6, and two spacing 661 can restrict the elevator railway carriage or compartment body 3 and shake in certain extent, avoid the elevator railway carriage or compartment body 3 to produce great secondary vibrations, trapezoidal piece 63 of protective housing 1 bottom can cooperate with the top of shock attenuation platform 61, third buffer spring 65 can carry out the shock attenuation buffering to abutting block 62, two push away material electric cylinder 664 simultaneous working and can make two spacing 661 remove in opposite directions, make spacing 661 can remove to the position with location strip 57 matched with, when making the elevator railway carriage or compartment body 3 shake under the effect of elasticity, can only shake in certain extent, effectively ensure elevator car in passenger's life safety.
Claims (9)
1. A falling prevention and shock absorption device for a building elevator of an intelligent building is characterized by comprising a protective box (1), an elevator passage (2), an elevator car body (3), a falling speed reduction mechanism (4), a buffering and shock absorption mechanism and a falling protective mechanism (6), wherein the protective box (1) is arranged inside the elevator passage (2), the elevator car body (3) is arranged inside the protective box (1), the falling protective mechanism (6) is arranged at the bottom of the elevator passage (2), the falling speed reduction mechanism (4) comprises a telescopic speed reduction assembly (7) and a plurality of buffering assemblies (41) which are arranged on the elevator passage (2) along the vertical direction, the telescopic speed reduction assembly (7) is arranged at the top of the protective box (1), and each buffering assembly (41) comprises four buffering components (42) which are distributed in a matrix, the flexible speed reduction subassembly (7) stop the speed reduction part (76) including driver part (71) and the braking that two symmetries set up, driver part (71) set up two braking stop between speed reduction part (76), every the braking stop speed reduction part (76) all including two stops slide rail (762) that stop board (761) and two levels set up, every all be equipped with on slide rail (762) rather than sliding fit's feed block (763), every the top of feed block (763) all is equipped with mounting bracket (764), two stop board (761) set up respectively on the lateral wall of two mounting brackets (764).
2. The anti-falling shock-absorbing device for the building elevator of the intelligent building as claimed in claim 1, wherein each braking deceleration component (76) further comprises a rotating shaft (765) and a transmission rod (77) sleeved on the top end of the rotating shaft (765), the top of each feeding block (763) is provided with a connecting rod (78) hinged with the top of the feeding block, the ends of the two connecting rods (78) are hinged with the two ends of the transmission rod (77) respectively, and the bottom of the transmission rod (77) is connected with the top of the protection box (1) through a bearing.
3. The anti-falling shock absorption device for the building elevator of the intelligent building as claimed in claim 1, wherein each of the buffer members (42) comprises a speed reduction plate (421) and a mounting seat (422) arranged on the side wall of the elevator shaft (2), two guide rods (423) slidably matched with the mounting seat (422) are arranged at the bottom of the speed reduction plate (421), a speed reduction spring (43) is sleeved on each guide rod (423), two ends of each speed reduction spring (43) respectively abut against the mounting seat (422) and the speed reduction plate (421), and a buffer air bag (44) abutting against the bottom of the speed reduction plate (421) is arranged on each mounting seat (422).
4. The anti-falling shock absorption device for the building elevator of the intelligent building as claimed in claim 2, wherein the driving part (71) comprises a horizontally arranged material pushing plate (72) and a fixed seat (73) arranged at the top of the protection box (1), two return springs (74) are arranged between the material pushing plate (72) and the fixed seat (73), an extension bar (75) is arranged on the fixed seat (73), a sliding bar (751) slidably engaged with the extension bar (75) is arranged on the side wall of the material pushing plate (72), the sliding bar (751) is made of magnetic material, an electromagnet (752) magnetically engaged with the sliding bar (751) is arranged on the side wall of the fixed seat (73), and the material pushing plate (72) is fixed between two mounting brackets (764).
5. The anti-falling shock-absorbing device for the building elevator of the intelligent building as claimed in claim 1, wherein the buffering shock-absorbing mechanism comprises a top protection component (51) and a bottom protection component (56), the top protection component (51) comprises two top buffering components (55) arranged at the top of the elevator car body (3) at intervals and two fixed columns (52), each fixed column (52) is provided with a sliding rod (53) in sliding fit with the fixed column, the sliding rod (53) is fixedly connected with the top end of the interior of the protection box (1), and the sliding rod (53) is sleeved with a first buffering spring (54).
6. The anti-falling and shock-absorbing device for the building elevator of intelligent building as claimed in claim 5, characterized in that each top buffer part (55) comprises a supporting seat (551) arranged at the top of the elevator car body (3), two sliding blocks (552) and two bearing plates (553) arranged at the top end in the protective box (1) at intervals, two supporting rods (554) are arranged between the two bearing plates (553), each sliding block (552) can be sheathed on each supporting rod (554) in a sliding way, the sliding blocks (552) are provided with bearing rods (555) hinged with the sliding blocks, the bottom ends of the two bearing rods (555) are hinged with the supporting seat (551), each bearing plate (553) corresponds to one sliding block (552), and a second buffer spring (556) is arranged between each bearing plate (553) and the corresponding sliding block (552).
7. The anti-falling damping device for the building elevator of the intelligent building as claimed in claim 5, wherein the bottom protection assembly (56) comprises a damping airbag (561) and two limiting seats (562) which are arranged at the bottom end of the interior of the protection box (1), the bottom of the elevator car body (3) is provided with two connecting bars (58) which are respectively in sliding fit with the two limiting seats (562), and a plurality of damping springs (59) which are arranged at intervals along the length direction of the connecting bars (58) are arranged in each limiting seat (562).
8. The anti-falling and shock-absorbing device for the building elevator of the intelligent building as claimed in claim 1, it is characterized in that the falling protection mechanism (6) comprises a damping table (61), a horizontally arranged contact plate (665), a limiting component (66) arranged on the damping table (61) and a trapezoidal block (63) arranged at the bottom of the protection box (1), the bottom of the trapezoid block (63) is provided with a propping block (62) made of flexible material, the bottom of the trapezoidal block (63) is provided with two positioning bars (57) which are respectively arranged at the two sides of the trapezoidal block (63), the bottom of shock attenuation platform (61) is equipped with mounting groove (64), the tank bottom of mounting groove (64) is equipped with a plurality of and is third buffer spring (65) that the matrix distributes, all the top of third buffer spring (65) all with the bottom fixed connection of conflict board (665).
9. The anti-falling and shock-absorbing device for the building elevator of the intelligent building as claimed in claim 8, wherein the limiting component (66) comprises two limiting strips (661), two supporting brackets (662) respectively arranged at two sides of the damping platform (61) and two guide rails (663) horizontally arranged at the top of the damping platform (61), the two limiting strips (661) are respectively in sliding fit with the two guide rails (663), the limiting strips (661) are matched with the positioning strips (57), the top of each supporting bracket (662) is provided with a material pushing electric cylinder (664), and the output ends of the two material pushing electric cylinders (664) are respectively fixedly connected with the side walls of the two limiting strips (661).
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| CN201910844958.1A CN110510472B (en) | 2019-09-07 | 2019-09-07 | A damping device that falls is prevented to building elevator for wisdom building |
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| CN201910844958.1A CN110510472B (en) | 2019-09-07 | 2019-09-07 | A damping device that falls is prevented to building elevator for wisdom building |
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| CN110510472A CN110510472A (en) | 2019-11-29 |
| CN110510472B true CN110510472B (en) | 2021-03-30 |
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Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JP7450453B2 (en) * | 2020-05-11 | 2024-03-15 | 株式会社日立製作所 | Cargo elevator car |
| CN112405616B (en) * | 2020-11-04 | 2021-08-24 | 杭州空饭科技有限公司 | Abnormal falling protection alarm auxiliary equipment suitable for high-altitude operation robot |
| CN112551303A (en) * | 2020-12-05 | 2021-03-26 | 吴高炜 | Safety protection elevator that possesses multiple insurance ability |
| CN112850441B (en) * | 2021-01-04 | 2022-10-14 | 广东华辉电梯配件有限公司 | Anti-shake device suitable for flat-layer parking of car elevator |
| CN113086905B (en) * | 2021-03-29 | 2022-03-08 | 广东科信通实业有限公司 | I-shaped aluminum alloy anti-falling device and using method thereof |
| CN113581970A (en) * | 2021-08-12 | 2021-11-02 | 苏州帅科机械科技有限公司 | Elevator multi-stage speed reduction buffering damping mechanism and method thereof |
| CN114014119B (en) * | 2021-11-22 | 2022-05-27 | 黄淮学院 | Safety anti-falling buffer device for building hoistway and implementation method thereof |
| CN114873407B (en) * | 2022-05-17 | 2023-08-25 | 苏州亚琛电梯部件有限公司 | Elevator car body with automatic extension buffer function |
| CN115303911B (en) * | 2022-08-24 | 2023-10-10 | 海标工程管理有限公司 | Building site dangerous point monitoring and processing device and method |
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