WO2017114380A1

WO2017114380A1 - Signal detection device of anti-dropping device in elevator cage

Info

Publication number: WO2017114380A1
Application number: PCT/CN2016/112306
Authority: WO
Inventors: 陈勇
Original assignee: 陈勇
Priority date: 2015-12-28
Filing date: 2016-12-27
Publication date: 2017-07-06
Also published as: CN105347134B; CN105347134A

Abstract

Disclosed is a signal detection device of an anti-dropping device in an elevator cage, in particular a rebound signal detection device and a bow-shaped detection device, the rebound signal detection device comprises a spring (3), a pulley connecting body (4), a clamping ring (5), and a broad-headed clamping groove (6), and also comprises a rebound signal acquisition device, wherein the rebound signal acquisition device consists of a cage connection rod (1), a broad head (2), a signal plate (7), a lead (8), a printed circuit board (9), a single reed pipe (10) and a permanent magnet (11), and the rebound signal acquisition device is mounted in the pulley connecting body (4) via the spring (3); and the bow-shaped detection device comprises a bow-shaped seat (1), a bow-shaped seat bifurcation (4), and a bow-shaped seat bifurcation pin (3), and also comprises a signal collector (2), wherein the signal collector (2) consists of a clamping sleeve (6), a spring (7), a steel cable clamp (12), a conducting piece (5) and a conducting protruding piece (8), wherein the bow-shaped seat (1) is in the shape of a bow, and the signal collector (2) is fixed in the middle of the bow-shaped seat. The detection device has a simple structure, is durable, is strong in reliability, is low in manufacturing cost, is lower in operating cost, is another type of safe signal detection device of an anti-dropping device in an elevator cage, is also a protection arming condition of a second safety insurance system of the elevator, and is an important constituent part of the anti-dropping device in an elevator cage.

Description

Signal detection device for elevator box anti-drop device

[0001] The present invention relates to the field of elevators, and more particularly to a signal detecting device for an elevator box anti-drop device.

Background technique

[0002] Elevator safety accidents are constantly occurring. In particular, the elevator cabinets are out of control at high altitudes, and there is a free fall down. This has caused many safety accidents. Such accidents are extremely serious accidents and cannot be saved.

[0003] The signal detecting device of the elevator box anti-drop device, for the steel cable: the steel cable directly passes through the signal detecting device; for the hook: the elevator cable passes through the pulley, the pulley connects the elevator box, the pulley and the box body The connection method between the two, the detection device on this connection method.

[0004] The present invention, together with the deceleration and deceleration to the stop device, constitutes an elevator box anti-drop device.

technical problem

[0005] The problem to be solved by the present invention is that the elevator cabinet is out of control at a high place, and the free fall type falls, the outside world can no longer be stopped, and an unsustainable major accident is about to occur, and the elevator box itself immediately makes self-rescue behavior. .

Problem solution

Technical solution

[0006] The rebound type signal acquisition device of the present invention adopts the following technical solutions: including: a box connecting rod, a big head, a spring, a pulley connecting body, a snap ring, a large card slot, a signal board, a wire, a printed circuit board, The clarinet and the permanent magnet are further characterized in that the rebound signal collecting device is included; the box connecting rod has a lower central portion through the central circular hole of the snap ring to connect the elevator box body, and the upper portion fixes the big head; the large head has a cylindrical shape. The diameter of the cylinder is larger than the diameter of the connecting rod, and is located in the cylinder of the connecting body of the pulley. The symmetry has two ears, which are located in the big head slot, and the permanent magnet is fixed on one side of the ear; the spring is mounted on the box connecting rod. In the cylinder of the pulley connecting body, stuck between the big head and the snap ring; the pulley connecting body has a cylindrical shape, has two symmetrical card slots, a bottom fixed snap ring, and an upper connecting pulley; the card a ring, in the shape of a ring, located at the bottom of the pulley connecting body; the large head slot, from the upper slot of the pulley connecting body, is a symmetrical two-groove through the wall thickness of the pulley connecting body And a groove width corresponding to the bulk of the ears, the groove depth of the high compression of the spring The thickness of the recirculating ring is greater than or equal to the height of the connecting body of the pulley; the signal board is a carrier of the printed circuit board, and is mounted outside the large card slot having the permanent magnet, so that the clarinet and the permanent magnet correspond to each other; The wire is connected to the printed circuit board at one end and connected to the elevator box processor at one end; the printed circuit board is a carrier of the clarinet and is mounted on the signal board; the clarinet is mounted on the printed circuit board; The permanent magnet is fixed on one ear of the big head; the rebound type signal collecting device is composed of a box connecting rod, a big head, a signal board, a wire, a printed circuit board, a clarinet, and a permanent magnet.

Advantageous Effects of Invention: The present invention has a simple structure, durability, high reliability, low manufacturing cost, and low running cost. It is another form of safety signal detection device for the elevator box anti-drop device, and is also a protection firing condition in the elevator's second safety insurance system.

[0008]

[0009] 2. The bow detecting device of the elevator box anti-drop device adopts the following technical solutions: including: a bow seat, a bow seat, a bow seat boring, a ferrule, a spring, a steel cable card, a wire rope handle, a circlip ring, a fixed cymbal, a conductive piece, and a conductive protrusion piece; further characterized by comprising a signal collector; the arcuate seat is arcuate, and the arcuate seat is fixed at a central position of the signal collector, and the arcuate seat is a bow-shaped seat at both ends thereof. The arched seat is in the shape of a bow, the elevator rope is in the arched seat, and is clamped by the bow seat, but is not stuck, the bow seat can be moved on the elevator rope; the signal collector is a card The sleeve is formed by a sleeve, a spring, a steel cable, a conductive sheet and a conductive protrusion. The sleeve is cylindrical, one end is fixed at a central position of the arcuate seat, and the conductive piece is mounted in the tube, and the conductive piece is rectangular; The spring is installed in the ferrule cylinder, one end is against the bottom of the ferrule, and one end is against the circlip ring, and the steel cable card is composed of a steel cable shank, a circlip ring, and a fixed cymbal, one end of the steel cable shank Installed on the card The spring in the sleeve is fixed at the other end, and the circlip ring is fixed in the middle; the fixed cymbal is in the shape of a cymbal, and the elevator cable is fixed in the cymbal, but the cable is not fixed, and the elevator cable can be twitched up and down in the cymbal. The conductive protrusion piece is mounted on the wire rope handle and corresponds to the conductive piece, and the two are in conduction and open state. The conduction 吋, the bow detection device has a signal output, the circuit breaker, the bow detection device No signal output.

[0010] Advantageous Effects of Invention: The present invention has a simple structure, durability, high reliability, low manufacturing cost, and low running cost. It is a safety signal detecting device for the anti-drop device of the elevator box, and is also a protection firing condition in the elevator's second safety insurance system, and is an important component of the elevator box anti-drop device. Advantageous effects of the invention Beneficial effect

[0011] Type a paragraph of beneficial effects description here.

Brief description of the drawing

DRAWINGS

1 is a schematic view showing the structural position of a rebound type signal detecting device of the present invention.

[0013] In the figure: box connecting rod 1, large head 2, spring 3, pulley connecting body 4, snap ring 5, large head card slot 6.

2 is a schematic structural position diagram of the rebound type signal acquisition of the present invention.

[0015] In the figure: box connecting rod 1, big head 2, signal board 7, wire 8, printed circuit board 9, clarinet 10, permanent magnet 11.

3 is a schematic view showing the structural position of the bow detecting device of the present invention.

[0017] In the figure: bow seat 1, bow seat 4, bow seat boring 3, ferrule 6, spring 7, steel cable 12, steel cable handle 11, circlip ring 9, fixed 丫 10, conductive sheet 5. The conductive bump 8 is further characterized by comprising a signal collector 2.

4 is a schematic structural view of a signal detecting device of the bow detecting device of the present invention.

[0019] In the figure: a bow seat 1, an arch seat 4, a bow seat boring 3, a ferrule 6, a spring 7, a cable card 12, a cable handle 11, a circlip ring 9, a fixed cymbal 10, a conductive sheet 5. The conductive projection 8 is further characterized by comprising an arcuate detecting device signal collector 2.

BEST MODE FOR CARRYING OUT THE INVENTION

The present invention will be described in detail with reference to FIG. 1, FIG. 2, FIG. 3, FIG. 4, and the technical solutions in the embodiments of the present invention are clearly and completely described. It is obvious that the described embodiments are only a part of the present invention. Embodiments, not all of the embodiments. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments of the present invention without creative efforts are within the scope of the present invention.

[0021] Example 1:

[0022] 1. The rebound type signal detecting device, as shown in FIG. 1 and FIG. 2, comprises: a box connecting rod (1), a big head (2), a spring (3), a pulley connecting body (4), a snap ring (5) ), large head slot (6), signal board (7), wire (8), printed circuit board (9), clarinet (10), permanent magnet (11), which is also characterized by Includes a rebound signal acquisition device.

[0023] The embodiment is further configured to: the box connecting rod (1), the lower part of the lower part of the snap ring (5) is connected to the elevator box body, and the upper part is fixed to the big head (2); the big head (2) , cylindrical, cylindrical diameter larger than the diameter of the connecting rod (1), located in the cylinder of the pulley connecting body (4), its symmetry has two ears, located in the big head slot (6), one side fixed on the ear a magnet (11); the spring (3) is mounted on the box connecting rod (1), located in the cylinder of the pulley connecting body (4), and is caught between the big head (2) and the snap ring (5); The pulley connecting body (4) has a cylindrical shape, and has two symmetrical head slots (6), a bottom fixed snap ring (5), and an upper connecting pulley; the snap ring (5) has an annular shape , located in the pulley connector

The bottom of the (4); the upper head slot (6), from the upper slot of the pulley connecting body (4), is a symmetrical two-groove through the wall thickness of the pulley connecting body, the slot width and the two ears of the big head Correspondingly, the groove depth is the height of the spring pressure (3), and the thickness of the additional snap ring (5) is greater than or equal to the height of the pulley connecting body (4); the signal board (7) is a printed circuit board (9) The carrier is mounted outside the large (2) card slot with the permanent magnet (11), and the clarinet (10) corresponds to the permanent magnet (11); the wire (8) is connected to the printed circuit board at one end ( 9), one end is connected to the elevator box processor; the printed circuit board (9) is a carrier of the clarinet (10), mounted on the signal board (7); the clarinet (10) is mounted on the printed circuit a permanent magnet (11) fixed to one of the ears of the large head (2); the rebound type signal collecting device, the box connecting rod (1), the big head (2), the signal board (7) , wire (8), printed circuit board (9), clarinet (10), permanent magnet Body (11) composition.

[0024] Working principle:

[0025] When the elevator box rises, stops, and falls at a constant speed, the large head is pressed against the spring due to the gravity of the elevator box, and the permanent magnet on the big head does not affect the clarinet, the signal of the printed circuit board does not change, and safety; When the cabinet begins to descend, the spring will partially rebound due to the controllable acceleration. The permanent magnet on the big head will affect the clarinet, and the signal of the printed circuit board will change. This change will be transmitted to the elevator box through the wire. The device is processed to determine whether it is a dangerous signal. When the elevator cabinet falls down, the spring will spring up as much as possible due to the acceleration. The permanent magnet on the big head will completely affect all the clarinets, and the printed circuit board signal will also A strong change occurs, the elevator cabinet processor will naturally respond to the danger signal, start deceleration to stop device to ensure the safety of the elevator; when the wire breaks, no signal, no signal is also a dangerous signal. [0026] Embodiment 2: The bow detecting device of the elevator box anti-drop device, as shown in FIG. 3 and FIG. 4, includes: bow seat 1, bow seat 4, bow seat boring 3, ferrule 6, spring 7, steel The cable 12, the cable handle 11, the circlip ring 9, the fixed cymbal 10, the conductive sheet 5, and the conductive projection 8 are also characterized by including a signal collector 2.

[0027] This embodiment is further configured to:

[0028] The arcuate seat 1 has an arcuate shape, and the arcuate seat centrally fixes the signal collector 2, the arcuate seat ends are arcuate seats 4, the arcuate seat 4 is in the shape of a dome, and the elevator cable is in the arcuate seat 4 , and is caught by the arcuate seat XI3, but not stuck, the bow seat can be moved on the elevator rope; the signal collector 2 is composed of a ferrule 6, a spring 7, a cable card 12, a conductive sheet 5 The conductive sleeve 8 is formed. The ferrule 6 has a cylindrical shape, and one end is fixed at a central position of the arcuate seat 1. The conductive piece 5 is mounted in the cylinder, and the conductive sheet 5 has a rectangular shape; the spring 7 is mounted on the card. In the sleeve 6 of the sleeve, one end is abutted against the bottom of the ferrule, and one end is abutted against the circlip ring 9. The steel cable card 12 is composed of a steel cable shank 11, a circlip ring 9, and a fixed cymbal 10, the wire shank One end of 11 is installed in the spring 7 in the cylinder of the ferrule 6, and the other end is a fixed cymbal 10, and the circlip ring 9 is fixed in the middle; the fixed cymbal 10 is in the shape of a cymbal, and the elevator cable is fixed in the cymbal 10, but is not fixed. Dead, the elevator cable can be twitched up and down within the crucible 10; the conductive tab 8 is mounted Soka steel shank, and the conductive plate 5 and correspond, both are turned on and disconnecting two states, conducting inch arcuate detecting signal output means, disconnection inch, the arcuate detecting means outputs no signal.

[0029] Working principle:

[0030] When the elevator box is in normal working condition, the elevator cable is straight, the spring of the signal collector cannot push the steel cable, the conductive piece and the conductive protrusion are turned on, and the bow detecting device has a signal output; When the elevator box begins to descend, the elevator cable has a certain degree of looseness. The spring of the signal collector can push the steel cable, but the conductive piece and the conductive protrusion can also be turned on, and the bow detection device also has a signal output. When the elevator box falls down in a free-falling manner, the elevator cable is completely loose, and the spring of the signal collector pushes the steel cable, so that the conductive piece and the conductive projection are cut, the bow detecting device has no signal output. The elevator box and the elevator cable are separated, the elevator box falls in a free-falling manner, and the bow-shaped detecting device also has no signal output; other reasons, including the signal transmission line being broken, power failure, etc., causing the bow detecting device to have no signal Output; conduction is normal, there is a signal is a normal signal, no signal is a dangerous signal, the signal input of the bow detection device is decelerated to stop In the processor of the device.

[0031] The above description of the disclosed embodiments enables those skilled in the art to practice or use the present invention. . Various modifications to these embodiments are obvious to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the invention. Therefore, the present invention is not intended to be limited to the embodiments shown herein.

Embodiments of the invention

[0032] The description paragraphs of the embodiments of the present invention are entered here.

Industrial applicability

[0033] This signal detection is installed on the running device, and is independent of other devices of the elevator. After detecting the problem, it sends a signal.

Sequence table free content

[0034] Type the sequence table free content description paragraph here.

Claims

Claim

[Claim 1] A rebound type signal detecting device, as shown in Fig. 1 and Fig. 2, includes: a box connecting rod (1), a large head (2), a spring (3), a pulley connecting body (4), a snap ring (5), large head card slot (6), signal board (7), wire (8), printed circuit board (9), clarinet (10), permanent magnet (11), and is also characterized by rebound signal acquisition The box connecting rod (1), the lower part is connected to the elevator box through the central circular hole of the snap ring (5), and the upper part is fixed to the large head (2); the large head (2) is cylindrical, and the diameter of the cylinder is larger than The diameter of the connecting rod (1) is located in the cylinder of the pulley connecting body (4). The symmetry has two ears, which are located in the large head slot (6), and the permanent magnet (11) is fixed on one side of the ear; (3), mounted on the box connecting rod (1), located in the cylinder of the pulley connecting body (4), caught between the big head (2) and the snap ring (5); the pulley connecting body (4) , a cylindrical shape, two symmetrical symmetrical card slots (6), a bottom fixed snap ring (5), an upper connecting pulley; the snap ring (5) The ring is located at the bottom of the pulley connecting body (4); the large head slot (6), from the upper slot of the pulley connecting body (4), is a symmetrical two-groove through the wall of the pulley connecting body, the slot The width corresponds to the ears of the big head, the groove depth is the height of the spring pressure (3), and the thickness of the additional snap ring (5) is greater than or equal to the height of the pulley connecting body (4); the signal board (7), It is the carrier of the printed circuit board (9) and is mounted outside the large (2) card slot with the permanent magnet (11), allowing the clarinet (10) to correspond to the permanent magnet (11); the wire (8) One end is connected to the printed circuit board (9), one end is connected to the elevator box processor; the printed circuit board (9) is a carrier of the clarinet (10), mounted on the signal board (7); the clarinet ( 10), mounted on a printed circuit board (9); the permanent magnet (11) is fixed on one ear of the big head (2); the rebound type signal collecting device is connected by a box connecting rod (1), Large head (2), signal board (7), wire (8), printed circuit board (9), clarinet (10), The magnet (11) is composed; when the elevator box rises, stops, and falls at a constant speed, the large head is pressed against the spring due to the gravity of the elevator box, and the permanent magnet on the big head does not affect the clarinet, and the signal of the printed circuit board does not change, and the safety When the elevator cabinet begins to descend, the spring will partially rebound due to the controllable acceleration. The permanent magnet on the big head will affect the clarinet. The signal of the printed circuit board will be Changes occur, this change will be transmitted to the elevator cabinet processor through the wire to determine whether it is a dangerous signal; When the elevator box falls down, the spring will try to bounce all the way up due to the acceleration. The magnet will completely affect all the clarinets, and the signal of the printed circuit board will also change strongly. The elevator cabinet processor will naturally respond to the danger signal, and start to decelerate to stop the device to ensure the safety of the elevator. When the wire breaks, No signal, no signal is also a dangerous signal.

[Claim 2] The bow detecting device of the elevator box anti-drop device includes: a bow seat (1), a bow seat (4), a bow seat boring (3), a ferrule (6), a spring (7), Steel cable (12), steel cable handle (11), circlip ring (9), fixed cymbal (10), conductive sheet (5), conductive tab (8), also characterized by including a signal collector (2); the arcuate seat (1) is arcuate, the central position of the arcuate seat is fixed to the signal collector (2), and the two ends of the arcuate seat are arcuate seats (4), and the arcuate seat (4) is braided. The elevator rope is in the bow seat (4) and is caught by the bow seat boring (3), but is not stuck, the bow seat can be moved on the elevator rope; the signal collector (2) is The sleeve (6), the spring (7), the steel cable (12), the conductive sheet (5), and the conductive protrusion piece (8) are composed of the sleeve (6) having a cylindrical shape and one end fixed to the arcuate seat (1) In the center position, a conductive sheet (5) is mounted in the cylinder, and the conductive sheet (5) has a rectangular shape; the spring (7) is installed in a cylinder of the ferrule (6), and one end is abutted against the bottom of the ferrule. One end is against the circlip ring (9), and the steel cable card (12) is made of a steel cable shank (11) ), a circlip ring (9), a fixed cymbal (10), one end of the cable shank (11) is mounted in a spring (7) in the cylinder of the ferrule (6), and the other end is fixed 丫 ( 10), the intermediate fixed circlip ring (9); the fixed cymbal (10) is in the shape of a cymbal, and the elevator cable is fixed in the cymbal (10), but the fixed cable is not fixed, and the elevator cable can be twitched up and down in the cymbal (10) The conductive protrusion piece (8) is mounted on the wire rope handle and corresponds to the conductive piece (5), and both of them are in a state of being turned on and off, and are turned on, and the bow detecting device has a signal output. After the circuit breaker, the bow detection device has no signal output; when the elevator car is in normal working condition, the elevator cable is straight, the spring of the signal collector cannot push the steel cable, and the conductive piece and the conductive protrusion are conductive. The bow detection device has a signal output; when the elevator cabinet begins to descend, the elevator cable has a certain degree of looseness, and the spring of the signal collector can push the steel cable, but can also lead the conductive sheet and the conductive projection. Through, the bow detection device also has a signal output; the elevator box falls in a free-falling manner, the elevator cable When it is completely loose, the spring of the signal collector pushes out the steel cable, so that the conductive piece and the conductive protruding piece road, the bow detecting device has no signal output; the elevator box and the elevator cable are separated, and the elevator box is present The free fall type falls, and the 吋 bow detection device also has no signal output; other reasons, including the signal transmission line is broken, power failure, etc., causing the bow detection device to have no signal output; the conduction is normal, the signal is the normal signal, there is no signal It is a dangerous signal, and the signal of the bow detecting device is input to the processor that decelerates to the stopping device.