CN112320527A - Emergency early warning elevator equipment - Google Patents
Emergency early warning elevator equipment Download PDFInfo
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- CN112320527A CN112320527A CN202011386902.5A CN202011386902A CN112320527A CN 112320527 A CN112320527 A CN 112320527A CN 202011386902 A CN202011386902 A CN 202011386902A CN 112320527 A CN112320527 A CN 112320527A
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- cavity
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- centrifugal
- elevator
- wheel
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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
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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
- B66B11/0226—Constructional features, e.g. walls assembly, decorative panels, comfort equipment, thermal or sound insulation
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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
- B66B5/04—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions for detecting excessive speed
- B66B5/06—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions for detecting excessive speed electrical
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/023—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using fluid means
- F16F15/0232—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using fluid means with at least one gas spring
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Cage And Drive Apparatuses For Elevators (AREA)
Abstract
The invention discloses an emergency early warning elevator device, which comprises an elevator shaft, wherein an elevator shaft cavity is arranged in the elevator shaft, an elevator car capable of sliding up and down is arranged in the elevator shaft cavity, a car is arranged in the elevator car, a speed measuring mechanism is arranged on the lower side of the car, the speed measuring mechanism comprises a centrifugal wheel cavity arranged on the lower side of the car, the rear wall of the centrifugal wheel cavity is rotationally connected with a centrifugal wheel shaft, the invention can automatically detect the running speed of the elevator, trigger the emergency early warning system of the elevator when the running speed of the elevator exceeds a threshold value, simultaneously this device can slow down the down speed of elevator automatically and inflate for the blotter at the in-process of marcing automatically, and the blotter can reduce the injury that the reduction of speed untimely leads to taking personnel in the elevator to produce when colliding.
Description
Technical Field
The invention relates to the field of elevator equipment, in particular to emergency early warning elevator equipment.
Background
In the process of using the elevator, the traction rope is likely to be broken due to the fault of elevator equipment, once the traction rope is broken, the elevator rapidly descends, a common elevator cannot react when meeting the conditions, no method is used for effectively protecting passengers in the elevator, and the common passengers cannot effectively protect the elevator when falling down, so that more serious consequences can be generated once the method is invalid, and huge damage is caused to the passengers. The emergency early warning elevator equipment can solve the problems.
Disclosure of Invention
The emergency early warning elevator equipment comprises an elevator shaft, an elevator shaft cavity is arranged in the elevator shaft, an elevator car capable of sliding up and down is arranged in the elevator shaft cavity, a car is arranged in the elevator car, a speed measuring mechanism is arranged on the lower side of the car and comprises a centrifugal wheel cavity arranged on the lower side of the car, a centrifugal wheel shaft is rotatably connected to the rear wall of the centrifugal wheel cavity, a centrifugal wheel is fixedly connected to the outer circular surface of the centrifugal wheel shaft, an annular array is arranged on one side of the outer circular surface of the centrifugal wheel and provided with four centrifugal block cavities with openings far away from one side of the centrifugal wheel, a sliding centrifugal block is arranged in each centrifugal block cavity, centrifugal block cavities with openings in the clockwise direction and the anticlockwise direction are arranged on two sides of the centrifugal block, and a sliding centrifugal block is arranged in each centrifugal block cavity, the right side of the centrifugal wheel cavity is provided with an engaging wheel cavity which is positioned on the right side of the elevator cage and has a rightward opening, the rear wall of the engaging wheel cavity is rotatably connected with an engaging wheel shaft, the outer circular surface of the engaging wheel shaft is fixedly connected with an engaging wheel, the engaging wheel is engaged with the left wall of the elevator shaft cavity, the left side of the speed measuring mechanism is provided with an inflating mechanism, the inflating mechanism comprises a turntable cavity which is arranged on the left side of the centrifugal wheel cavity, the rear wall of the turntable cavity is rotatably connected with a turntable shaft, the front end of the turntable shaft is fixedly connected with a turntable, the front end surface of the turntable is fixedly connected with a turntable fixing block, the front side of the turntable is provided with a clamping groove block which can slide left and right in the turntable cavity, the clamping groove block is internally provided with a clamping groove block cavity which penetrates forwards and backwards, the turntable fixing block can extend into, the connecting rod right-hand member extends to exhaust intracavity and fixedly connected with air discharge plate, exhaust chamber right side intercommunication is equipped with the intercommunicating pore, intercommunicating pore downside intercommunication is equipped with annular chamber, annular chamber downside intercommunication is equipped with the inlet port, the inlet port with elevator shaft chamber intercommunication, aerify the mechanism with the tachometer constructs the rear side and is equipped with drive mechanism, the elevator sedan-chair left and right sides with it is equipped with reduction gears to aerify the mechanism downside.
Preferably, a centrifugal block spring is fixedly connected between one end face of the centrifugal block close to the centrifugal wheel shaft and one wall of the centrifugal block cavity close to the centrifugal wheel shaft, and a centrifugal block spring is fixedly connected between one end face of the centrifugal block cavity far from the opening of the centrifugal block cavity and one wall of the centrifugal block cavity far from the opening of the centrifugal block cavity.
Preferably, the intercommunicating pore right side is equipped with and is located the check valve of giving vent to anger of exhaust chamber upside, the intercommunicating pore downside is equipped with and is located the check valve that admits air of exhaust chamber downside, the intercommunicating pore upside is equipped with the gas tube, be equipped with the gas filled tube that runs through from top to bottom in the gas tube, gas filled tube with the intercommunicating pore intercommunication, gas filled tube up end fixedly connected with blotter, be equipped with the gas filled chamber in the blotter, gas filled tube with the gas filled chamber intercommunication.
Preferably, the transmission mechanism comprises a belt wheel cavity arranged at the rear side of the meshing wheel cavity, the rear end of the meshing wheel shaft extends into the belt wheel cavity and is fixedly connected with a driving belt wheel, two driven belt wheels are arranged on the left side of the driving belt wheel in an array mode, the rear end of the centrifugal wheel shaft extends into the belt wheel cavity and is fixedly connected with the right side of the axle center of the driven belt wheel, the front wall of the left side of the belt wheel cavity is rotatably connected with a transmission belt wheel shaft, the rear end of the transmission belt wheel shaft is fixedly connected with the axle center of the driven belt wheel on the left side, and a belt wheel belt is wound between the driven belt wheel and the.
Preferably, a sliding block cavity is formed between the belt wheel cavity and the rotary disc cavity, the front end of the transmission belt wheel shaft extends into the sliding block cavity, a sliding block capable of sliding back and forth is arranged in the sliding block cavity, a sliding block groove with a right opening is formed in the right side of the sliding block, the rear end of the rotary disc shaft extends into the sliding block cavity, and a sleeve penetrating through the sliding block back and forth is sleeved on the rear end of the rotary disc shaft and the front end of the transmission belt wheel shaft together.
Preferably, the right side of the sliding block cavity is communicated with a sliding block groove clamping block cavity, a sliding block groove clamping block capable of sliding left and right is arranged in the sliding block groove clamping block cavity, a connecting block cavity is arranged on the right side of the sliding block groove clamping block cavity in a communicating mode, a connecting block capable of sliding left and right is arranged in the connecting block cavity, a left supporting block cavity is arranged on the right side of the connecting block cavity in a communicating mode, a left supporting block capable of sliding left and right is arranged in the left supporting block cavity, the right end of the sliding block groove clamping block is fixedly connected with the left end face of the connecting block, the left supporting block left end is fixedly connected with the right end of the connecting block, and the.
Preferably, the speed reducing mechanism comprises a lower supporting block cavity communicated with and arranged on the lower side of the centrifugal wheel cavity, a lower supporting block capable of sliding up and down is arranged in the lower supporting block cavity, a lower supporting block connecting block cavity communicated with and arranged on the lower side of the lower supporting block cavity is arranged in the lower supporting block connecting block cavity, a lower supporting block connecting block capable of sliding up and down and fixedly connected with the lower end of the lower supporting block is arranged in the lower supporting block connecting block cavity, an inclined plane block cavity symmetrical to the lower supporting block cavity is arranged on the upper side of the lower supporting block connecting block cavity in a communicated mode, an inclined plane block capable of sliding up and down is arranged in the inclined plane block cavity, and the lower end of the inclined plane block is fixedly connected with.
Preferably, the upper side of the inclined block cavity is communicated with a transverse moving block cavity, a transverse moving block capable of sliding left and right is arranged in the transverse moving block cavity, the upper side of the transverse moving block is provided with a vertical moving block groove with an upward opening, the upper side of the transverse moving block cavity is communicated with a vertical moving block cavity, a vertical moving block capable of sliding up and down is arranged in the vertical moving block cavity, a vertical moving block spring is fixedly connected between the upper end surface of the vertical moving block and the upper wall of the vertical moving block cavity, a transverse moving block spring is fixedly connected between one end surface of the transverse moving block close to the lower supporting block cavity and one wall of the transverse moving block cavity close to the lower supporting block cavity, one side of the transverse moving block cavity far away from the lower supporting block cavity is communicated with a speed reducing block cavity, one end of the transverse moving block far away from the lower supporting block cavity extends into the speed reducing block cavity and is fixedly connected with a speed reducing block, and one end surface, the elevator shaft cavity is symmetrically arranged on the left side and the right side of the elevator shaft cavity and is communicated with the elevator shaft cavity, the upper side and the lower side of the sprocket cavity are symmetrically provided with a sprocket shaft which is rotationally connected with the front wall and the rear wall of the sprocket cavity, the outer circular surface of the sprocket shaft is fixedly connected with sprockets, the upper sprocket shaft and the lower sprocket shaft are wound with sprocket chains, the meshing plate can be meshed with the sprocket chains, and the lower side of the transverse moving block is provided with an inclined block groove with a downward opening.
The invention has the beneficial effects that: the elevator emergency early warning device can automatically detect the running speed of an elevator, and when the running speed of the elevator exceeds a threshold value, an emergency early warning system of the elevator is triggered, meanwhile, the device can automatically slow down the descending speed of the elevator and automatically inflate the cushion pad in the running process, and the cushion pad can reduce the damage to passengers in the elevator caused by collision due to untimely deceleration.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the structure A-A of FIG. 1;
FIG. 3 is an enlarged schematic view of B of FIG. 1;
FIG. 4 is an enlarged schematic view of C in FIG. 1;
fig. 5 is an enlarged schematic view of D in fig. 2.
Detailed Description
The invention will now be described in detail with reference to fig. 1-5, wherein for ease of description the orientations described hereinafter are now defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
The invention relates to an emergency early warning elevator device, which comprises an elevator shaft 11, wherein an elevator shaft cavity 19 is arranged in the elevator shaft 11, an elevator car 13 capable of sliding up and down is arranged in the elevator shaft cavity 19, a car 14 is arranged in the elevator car 13, a speed measuring mechanism 102 is arranged on the lower side of the car 14, the speed measuring mechanism 102 comprises a centrifugal wheel cavity 29 arranged on the lower side of the car 14, the rear wall of the centrifugal wheel cavity 29 is rotatably connected with a centrifugal wheel shaft 30, the outer circular surface of the centrifugal wheel shaft 30 is fixedly connected with a centrifugal wheel 31, four centrifugal block cavities 63 with openings far away from one side of the centrifugal wheel 31 are arranged on one side of the outer circular surface of the centrifugal wheel 31 in an annular array manner, a sliding centrifugal block 64 is arranged in each centrifugal block cavity 63, centrifugal block cavities 66 with openings in clockwise and counterclockwise directions are arranged on two sides of the centrifugal block 64, and a sliding centrifugal block 67 is, the right side of the centrifugal wheel cavity 29 is provided with an engaging wheel cavity 15 which is positioned on the right side of the elevator cage 13 and has a right opening, the rear wall of the engaging wheel cavity 15 is rotatably connected with an engaging wheel shaft 17, the outer circular surface of the engaging wheel shaft 17 is fixedly connected with an engaging wheel 16, the engaging wheel 16 is engaged with the left wall of the elevator shaft cavity 19, the left side of the speed measuring mechanism 102 is provided with an inflating mechanism 104, the inflating mechanism 104 comprises a turntable cavity 34 which is arranged on the left side of the centrifugal wheel cavity 29, the rear wall of the turntable cavity 34 is rotatably connected with a turntable shaft 80, the front end of the turntable shaft 80 is fixedly connected with a turntable 33, the front end surface of the turntable 33 is fixedly connected with a turntable fixing block 47, the front side of the turntable 33 is provided with a clamping groove block 49 which can slide left and right in the turntable cavity 34, a clamping groove block cavity 48 which penetrates forward and backward is arranged in the clamping groove block 49, the slot clamp piece 49 right-hand member fixedly connected with connecting rod 35, carousel chamber 34 right side is equipped with exhaust chamber 37, connecting rod 35 right-hand member extends to exhaust chamber 37 interior and fixedly connected with air discharge plate 36, exhaust chamber 37 right side intercommunication is equipped with the intercommunicating pore 51, intercommunicating pore 51 downside intercommunication is equipped with annular chamber 53, annular chamber 53 downside intercommunication is equipped with inlet port 54, inlet port 54 with elevator shaft chamber 19 intercommunication, aerify mechanism 104 with speed measuring mechanism 102 rear side is equipped with drive mechanism 103, the elevator sedan-chair 13 the left and right sides with aerify mechanism 104 downside is equipped with reduction gears 101.
Advantageously, a centrifugal block spring 65 is fixedly connected between an end surface of the centrifugal block 64 close to the centrifugal wheel shaft 30 and a wall of the centrifugal block cavity 63 close to the centrifugal wheel shaft 30, and a centrifugal block spring 68 is fixedly connected between an end surface of the centrifugal block 67 far from the opening of the centrifugal block cavity 66 and a wall of the centrifugal block cavity 66 far from the opening of the centrifugal block cavity 66.
Beneficially, an air outlet check valve 50 located on the upper side of the air exhaust cavity 37 is arranged on the right side of the communication hole 51, an air inlet check valve 52 located on the lower side of the air exhaust cavity 37 is arranged on the lower side of the communication hole 51, an inflation tube 24 is arranged on the upper side of the communication hole 51, an inflation pipeline 23 penetrating through the inflation tube 24 from top to bottom is arranged in the inflation tube 24, the inflation pipeline 23 is communicated with the communication hole 51, a cushion 25 is fixedly connected to the upper end face of the inflation tube 24, an inflation cavity 22 is arranged in the cushion 25, and the inflation pipeline 23 is communicated with the inflation.
Advantageously, the transmission mechanism 103 includes a pulley cavity 28 disposed at the rear side of the engaging pulley cavity 15, the rear end of the engaging wheel shaft 17 extends into the pulley cavity 28 and is fixedly connected with a driving pulley 26, two driven pulleys 32 are disposed on the left side of the driving pulley 26 in an array manner, the rear end of the centrifugal wheel shaft 30 extends into the pulley cavity 28 and is fixedly connected with the axis of the right driven pulley 32, the front wall of the left side of the pulley cavity 28 is rotatably connected with a transmission pulley shaft 76, the rear end of the transmission pulley shaft 76 is fixedly connected with the axis of the left driven pulley 32, and a pulley belt 27 is wound between the driven pulley 32 and the driving pulley 26.
Advantageously, a slider cavity 78 is provided between the pulley cavity 28 and the turntable cavity 34, the front end of the pulley shaft 76 extends into the slider cavity 78, a slider 79 capable of sliding back and forth is provided in the slider cavity 78, a slider groove 75 with a right opening is provided on the right side of the slider 79, the rear end of the turntable shaft 80 extends into the slider cavity 78, and a sleeve 77 penetrating through the slider 79 back and forth is sleeved on the rear end of the turntable shaft 80 and the front end of the pulley shaft 76 together.
Beneficially, the right side of the slider cavity 78 is communicated with a slider groove clamping block cavity 74, a slider groove clamping block 73 capable of sliding left and right is arranged in the slider groove clamping block cavity 74, the right side of the slider groove clamping block cavity 74 is communicated with a connecting block cavity 70, a connecting block 72 capable of sliding left and right is arranged in the connecting block cavity 70, a left abutting block cavity 71 is communicated with the right side of the connecting block cavity 70, a left abutting block 69 capable of sliding left and right is arranged in the left abutting block cavity 71, the right end of the slider groove clamping block 73 is fixedly connected with the left end face of the connecting block 72, the left end of the left abutting block 69 is fixedly connected with the right end of the connecting block 72, and the left abutting block cavity 71 is communicated with the centrifugal wheel cavity.
Beneficially, the speed reducing mechanism 101 includes a lower abutting block cavity 62 which is communicated with and arranged on the lower side of the centrifugal wheel cavity 29, a lower abutting block 61 which can slide up and down is arranged in the lower abutting block cavity 62, a lower abutting block connecting block cavity 56 is communicated with and arranged on the lower side of the lower abutting block cavity 62, a lower abutting block connecting block 57 which can slide up and down and is fixedly connected with the lower end of the lower abutting block 61 is arranged in the lower abutting block connecting block cavity 56, an inclined block cavity 58 which is symmetrical to the lower abutting block cavity 62 is communicated with and arranged on the upper side of the lower abutting block connecting block cavity 56, an inclined block 59 which can slide up and down is arranged in the inclined block cavity 58, and the lower end of the inclined block 59 is fixedly connected with the upper end of the lower abutting block connecting block 57.
Beneficially, a traverse block cavity 43 is communicated with the upper side of the inclined block cavity 58, a traverse block 42 capable of sliding left and right is arranged in the traverse block cavity 43, a vertical moving block groove 41 with an upward opening is arranged on the upper side of the traverse block 42, a vertical moving block cavity 38 is communicated with the upper side of the traverse block cavity 43, a vertical moving block 40 capable of sliding up and down is arranged in the vertical moving block cavity 38, a vertical moving block spring 39 is fixedly connected between the upper end surface of the vertical moving block 40 and the upper wall of the vertical moving block cavity 38, a traverse block spring 55 is fixedly connected between the end surface of the traverse block 42 close to the lower abutting block cavity 62 and the wall of the traverse block cavity 43 close to the lower abutting block cavity 62, a speed reducing block cavity 46 is communicated with one side of the traverse block cavity 43 far from the lower abutting block cavity 62, one end of the traverse block 42 far from the lower abutting block cavity 62 extends into the speed reducing block cavity 46 and is fixedly connected with a speed reducing block 44, an end surface of the speed reducing block 44 far from the lower abutting block cavity 62 is, the elevator shaft cavity 19 left and right sides symmetry just communicates and is equipped with sprocket chamber 21, the bilateral symmetry about the sprocket chamber 21 be equipped with sprocket chamber 21 front and back wall rotates the sprocket shaft 12 of being connected, sprocket shaft 12 excircle facial features fixedly connected with sprocket 18, two from top to bottom around being equipped with sprocket chain 20 between the sprocket 18, meshing board 45 can with sprocket chain 20 meshes, sideslip piece 42 downside is equipped with the downward inclined plane piece groove 60 of opening.
The use steps herein are described in detail below with reference to fig. 1-5:
in the initial state, the lateral translation block spring 55 is in a compressed state, the ramp block 59 is engaged in the ramp block slot 60, the slider slot engagement block 73 is not engaged in the slider slot 75, the pulley shaft 76 is not engaged with the turntable shaft 80, and the vertical translation block spring 39 is in a compressed state.
In an emergency, the elevator car 13 drops down emergently, the engaging wheel 16 rotates by engaging the right wall of the elevator shaft cavity 19, the engaging wheel 16 rotates to drive the driving pulley 26 to rotate, the driving pulley 26 rotates to drive the driven pulley 32 to rotate by the pulley belt 27, the driven pulley 32 rotates to drive the centrifugal wheel shaft 30 to rotate, the centrifugal wheel shaft 30 rotates to drive the centrifugal wheel 31 to rotate, the centrifugal wheel 31 rotates to enable the centrifugal block 64 to move in a direction away from the driven pulley 32 under the action of centrifugal force, the centrifugal force is larger when the speed is higher, the moving distance of the centrifugal block 64 is longer, and the centrifugal block 67 moves out of the centrifugal block cavity 66 under the action of the centrifugal block spring 68 and prevents the centrifugal block 64 from retreating when the threshold value is exceeded.
At this time, the extended centrifugal block 64 and the lower abutting block 61 are driven by the abutting to move the lower abutting block 61 downwards, the lower abutting block 61 is driven by the moving of the lower abutting block connecting block 57 to move downwards, the lower abutting block connecting block 57 is driven by the moving of the lower abutting block connecting block 57 to move downwards, the inclined plane block 59 moves to exit the inclined plane block groove 60 to unlock the traverse moving block 42, the traverse moving block 42 moves in the direction away from the lower abutting block cavity 62 under the action of the traverse moving block spring 55, the traverse moving block 42 moves to drive the speed reducing block 44 to move in the direction away from the lower abutting block cavity 62, the speed reducing block 44 moves to drive the engaging plate 45 to move in the direction away from the lower abutting block cavity 62, the speed reducing block 44 moves to be engaged with the sprocket chain 20, and the falling of the elevator car 13 is slowed down under the action of.
Meanwhile, the centrifugal block 64 drives the left abutting block 69 to move left through abutting, the left abutting block 69 drives the connecting block 72 to move left, the connecting block 72 moves left to drive the sliding block groove clamping block 73 to move left, and the sliding block groove clamping block 73 moves left to enable the sliding block 79 to move backwards through abutting of the inclined surfaces; the slide block 79 moves backwards to enable the transmission belt wheel shaft 76 to be meshed with the turntable shaft 80, the driven belt wheel 32 rotates to drive the transmission belt wheel shaft 76 to rotate, the transmission belt wheel shaft 76 rotates to drive the turntable shaft 80 to rotate through the sleeve 77, the turntable shaft 80 rotates to drive the turntable 33 to rotate, the turntable 33 rotates to drive the clamping groove block 49 to move left and right in an offsetting mode, the clamping groove block 49 moves left and right to enable air to pass through the air inlet hole 54, the annular cavity 53, the communication hole 51 and the inflation pipeline 23 in sequence to be inflated into the inflation cavity 22, the inflation pipeline 23 is inflated with air and expanded, and therefore people in the elevator can be protected.
The invention has the beneficial effects that: the elevator emergency early warning device can automatically detect the running speed of an elevator, and when the running speed of the elevator exceeds a threshold value, an emergency early warning system of the elevator is triggered, meanwhile, the device can automatically slow down the descending speed of the elevator and automatically inflate the cushion pad in the running process, and the cushion pad can reduce the damage to passengers in the elevator caused by collision due to untimely deceleration.
The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.
Claims (8)
1. An emergency early warning elevator apparatus comprising an elevator shaft, characterized in that: an elevator shaft cavity is arranged in the elevator shaft, an elevator car capable of sliding up and down is arranged in the elevator shaft cavity, a lift car is arranged in the elevator car, a speed measuring mechanism is arranged on the lower side of the lift car and comprises a centrifugal wheel cavity arranged on the lower side of the lift car, the rear wall of the centrifugal wheel cavity is rotatably connected with a centrifugal wheel shaft, the outer circular surface of the centrifugal wheel shaft is fixedly connected with a centrifugal wheel, an annular array on one side of the outer circular surface of the centrifugal wheel is provided with four centrifugal block cavities with openings far away from one side of the centrifugal wheel, a slidable centrifugal block is arranged in each centrifugal block cavity, centrifugal block cavities with openings clockwise and anticlockwise are arranged on two sides of the centrifugal block, a slidable centrifugal block is arranged in each centrifugal block cavity, a meshing wheel cavity with a right opening is arranged on the right side of the elevator car, and the rear wall of the meshing wheel cavity is rotatably connected with, the outer circular surface of the meshing wheel shaft is fixedly connected with a meshing wheel which is meshed with the left wall of the elevator shaft cavity, the left side of the speed measuring mechanism is provided with an inflating mechanism which comprises a turntable cavity arranged on the left side of the centrifugal wheel cavity, the rear wall of the turntable cavity is rotatably connected with a turntable shaft, the front end of the turntable shaft is fixedly connected with a turntable, the front end surface of the turntable is fixedly connected with a turntable fixed block, the front side of the turntable is provided with a clamping groove block which can slide left and right in the turntable cavity, the clamping groove block is internally provided with a clamping groove block cavity penetrating through the front and back, the turntable fixed block can extend into the clamping groove block cavity, the right end of the clamping groove block is fixedly connected with a connecting rod, the right side of the turntable cavity is provided with an exhaust cavity, the right end of the connecting rod extends into the exhaust cavity and is fixedly connected with an exhaust plate, the elevator car speed measuring device is characterized in that an air inlet hole is formed in the lower side of the annular cavity in a communicating mode, the air inlet hole is communicated with the elevator shaft cavity, a transmission mechanism is arranged on the rear side of the inflating mechanism and the rear side of the speed measuring mechanism, and speed reducing mechanisms are arranged on the left side and the right side of the elevator car and the lower side of the inflating mechanism.
2. The emergency alert elevator apparatus of claim 1, wherein: a centrifugal block spring is fixedly connected between one end face of the centrifugal block close to the centrifugal wheel shaft and one wall of the centrifugal block cavity close to the centrifugal wheel shaft, and a centrifugal block spring is fixedly connected between one end face of the centrifugal block cavity far away from the opening of the centrifugal block cavity and one wall of the centrifugal block cavity far away from the opening of the centrifugal block cavity.
3. The emergency alert elevator apparatus of claim 1, wherein: the intercommunicating pore right side is equipped with and is located the check valve of giving vent to anger of exhaust chamber upside, the intercommunicating pore downside is equipped with and is located the check valve that admits air of exhaust chamber downside, the intercommunicating pore upside is equipped with the gas tube, be equipped with the gas tube that runs through from top to bottom in the gas tube, gas tube with the intercommunicating pore intercommunication, gas tube up end fixedly connected with blotter, be equipped with the gas tube chamber in the blotter, gas tube with the gas tube chamber intercommunication.
4. The emergency alert elevator apparatus of claim 1, wherein: the transmission mechanism comprises a belt wheel cavity arranged on the rear side of the meshing wheel cavity, the rear end of the meshing wheel shaft extends into the belt wheel cavity and is fixedly connected with a driving belt wheel, two driven belt wheels are arranged on the left side of the driving belt wheel in an array mode, the rear end of the centrifugal wheel shaft extends into the belt wheel cavity and is fixedly connected with the right side of the axle center of the driven belt wheel, the front wall of the left side of the belt wheel cavity is rotatably connected with a transmission belt wheel shaft, the rear end of the transmission belt wheel shaft is fixedly connected with the left side of the axle center of the driven belt wheel, and a belt wheel belt is wound between the driven belt wheel.
5. The emergency alert elevator apparatus of claim 1, wherein: the pulley cavity with be equipped with the slider cavity between the carousel cavity, driving pulley shaft front end extends to the slider cavity, be equipped with the slider that can slide from beginning to end in the slider cavity, the slider right side is equipped with the slider groove of opening right, carousel axle rear end extends to the slider cavity, carousel axle rear end with driving pulley shaft front end overlaps jointly and is equipped with the sleeve that runs through the slider from beginning to end.
6. The emergency alert elevator apparatus of claim 1, wherein: the slider cavity right side intercommunication is equipped with slider groove fixture block chamber, slider groove fixture block intracavity is equipped with the slider groove fixture block that can the horizontal slip, slider groove fixture block chamber right side intercommunication is equipped with the connecting block chamber, the connecting block intracavity is equipped with the connecting block that can the horizontal slip, connecting block chamber right side intercommunication is equipped with a left side and supports a chamber, a left side is supported a intracavity and is equipped with the left side that can the horizontal slip and supports the piece, slider groove fixture block right-hand member with connecting block left end face fixed connection, a left side support the piece left end with connecting block right-hand member fixed connection, a left side support the piece chamber with the centrifugal wheel chamber intercommunication.
7. The emergency alert elevator apparatus of claim 1, wherein: the speed reducing mechanism comprises a lower supporting block cavity communicated with and arranged on the lower side of the centrifugal wheel cavity, a lower supporting block capable of sliding up and down is arranged in the lower supporting block cavity, a lower supporting block connecting block cavity is communicated with and arranged on the lower side of the lower supporting block cavity, a lower supporting block connecting block capable of sliding up and down and fixedly connected with the lower end of the lower supporting block is arranged in the lower supporting block connecting block cavity, an inclined plane block cavity symmetrical to the lower supporting block cavity is communicated with and arranged on the upper side of the lower supporting block connecting block cavity, an inclined plane block capable of sliding up and down is arranged in the inclined plane block cavity, and the lower end of the inclined plane block is fixedly connected with the upper end of the lower supporting block.
8. The emergency alert elevator apparatus of claim 1, wherein: a transverse moving block cavity is communicated with the upper side of the inclined block cavity, a transverse moving block capable of sliding left and right is arranged in the transverse moving block cavity, a vertical moving block groove with an upward opening is arranged on the upper side of the transverse moving block cavity, a vertical moving block cavity is communicated with the upper side of the transverse moving block cavity, a vertical moving block capable of sliding up and down is arranged in the vertical moving block cavity, a vertical moving block spring is fixedly connected between the upper end surface of the vertical moving block and the upper wall of the vertical moving block cavity, a transverse moving block spring is fixedly connected between one end surface of the transverse moving block close to the lower supporting block cavity and one wall of the transverse moving block cavity close to the lower supporting block cavity, a transverse moving block cavity is communicated with one side of the transverse moving block cavity far away from the lower supporting block cavity, one end of the transverse moving block far away from the lower supporting block cavity extends into the speed reducing block cavity and is fixedly connected with a speed reducing block, one end surface of the speed reducing block far away from the lower supporting block, the upper side and the lower side of the chain wheel cavity are symmetrically provided with chain wheel shafts which are rotationally connected with the front wall and the rear wall of the chain wheel cavity, the outer circular surface of each chain wheel shaft is fixedly connected with a chain wheel, a chain wheel chain is wound between the upper chain wheel and the lower chain wheel, the meshing plate can be meshed with the chain wheel chain, and the lower side of the transverse moving block is provided with an inclined plane block groove with a downward opening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011386902.5A CN112320527A (en) | 2020-12-02 | 2020-12-02 | Emergency early warning elevator equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011386902.5A CN112320527A (en) | 2020-12-02 | 2020-12-02 | Emergency early warning elevator equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112320527A true CN112320527A (en) | 2021-02-05 |
Family
ID=74308363
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011386902.5A Withdrawn CN112320527A (en) | 2020-12-02 | 2020-12-02 | Emergency early warning elevator equipment |
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| Country | Link |
|---|---|
| CN (1) | CN112320527A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113639464A (en) * | 2021-07-29 | 2021-11-12 | 江梦兰 | Air energy heat pump outdoor unit |
-
2020
- 2020-12-02 CN CN202011386902.5A patent/CN112320527A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113639464A (en) * | 2021-07-29 | 2021-11-12 | 江梦兰 | Air energy heat pump outdoor unit |
| CN113639464B (en) * | 2021-07-29 | 2022-12-09 | 合肥荣事达太阳能有限公司 | Air energy heat pump outdoor unit |
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