CN105460731A - Non-touch instantaneous rescue device during elevator free fall - Google Patents

Non-touch instantaneous rescue device during elevator free fall Download PDF

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Publication number
CN105460731A
CN105460731A CN201610085624.7A CN201610085624A CN105460731A CN 105460731 A CN105460731 A CN 105460731A CN 201610085624 A CN201610085624 A CN 201610085624A CN 105460731 A CN105460731 A CN 105460731A
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CN
China
Prior art keywords
dry ice
energy storage
elevator
landing
memory storage
Prior art date
Application number
CN201610085624.7A
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Chinese (zh)
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CN105460731B (en
Inventor
黄国泰
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黄国泰
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Priority to CN201610085624.7A priority Critical patent/CN105460731B/en
Publication of CN105460731A publication Critical patent/CN105460731A/en
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Publication of CN105460731B publication Critical patent/CN105460731B/en

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66BELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B5/00Applications of checking, fault-correcting, or safety devices in elevators
    • B66B5/02Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
    • B66B5/12Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions in case of rope or cable slack
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66BELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B5/00Applications of checking, fault-correcting, or safety devices in elevators
    • B66B5/28Buffer-stops for cars, cages, or skips
    • B66B5/284Buffer-stops for cars, cages, or skips mounted on cars or counterweights

Abstract

The invention relates to a non-touch instantaneous rescue device during elevator free fall. The non-touch instantaneous rescue device is composed of landing devices, energy storage devices, a buffering device, a gravity switch device and an electrical control circuit. The landing devices are installed at the top of an elevator, the gravity switch device is installed on the upper portion of the elevator, and the energy storage devices and the buffering device are installed at the bottom of the elevator. Each landing device comprises a landing fixed base, a landing air bag, a dry ice storage barrel, a dry ice storage device solenoid valve, a dry ice storage device blanking plate and a dry ice storage device locking plate; each energy storage device comprises a longitudinal spring, an inserting rod, a ferrule and energy storage locks; the buffering device comprises hinges, elevator bottom plates and transverse springs; the electrical control circuit comprises a main control circuit, a landing circuit and an energy releasing circuit. The landing devices can be automatically started through the electrical control circuit, gravitational potential energy of the elevator in the falling process can be absorbed through the energy storage devices, landing impulse can be buffered through the buffering device, after danger is eliminated, the energy stored by the energy storage devices can be released through the energy releasing circuit, and safety of elevator passengers is ensured.

Description

The instantaneous help device of cage lifter free-falling body non-touching class
Technical field
The present invention relates to elevator production technical field, specifically the instantaneous help device of a kind of cage lifter free-falling body non-touching class.
Background technology
At present, cage lifter does not mostly arrange accident help system, when elevator falls, general rescue measure is manually by the switch of every floor, then whole people is in semi-crouch state, if still can not elevator brake after pressing switch, the consequence that causes casualties be serious, sometimes also because incident is unexpected and personnel are flurried, can has little time or I had never expected the elevator switch that will go by every floor; Sharp-pointed and loud shout can be sent due to natural reaction according to people when facing a danger again, and be in state of weightlessness during used during elevator falling, can design a kind of expeditious measures complete and can spontaneous control cage lifter falling accident help device.
Summary of the invention
Technical matters to be solved by this invention is: provide a kind of expeditious measures complete and the instantaneous help device of cage lifter free-falling body non-touching class of the spontaneous control of energy.
The technical solution adopted in the present invention is: provide a kind of cage lifter free-falling body non-touching class instantaneous help device, comprise elevator, elevator rope, elevator rope one end is fixedly connected on elevator center upper portion, it is characterized in that: this device is made up of launching appliance, closed-center system, shock absorber, gravity switch device and electrical control circuit, described elevator top exterior walls installs four launching appliances, described elevator upper inside wall installs a gravity switch device, installs four closed-center systems and a shock absorber bottom described elevator, described launching appliance comprises landing permanent seat, landing air bag, dry ice bucket, dry ice memory storage electromagnetic valve, dry ice memory storage shrouding and dry ice memory storage locking plate, described landing permanent seat is fixed on the diagonal line in cross section, elevator top, landing permanent seat attachment point and diagonal line end-point distances are 1/4th of catercorner length, described dry ice bucket is fixed on landing permanent seat by nut, described landing air bag is fixed on dry ice bucket top, dry ice memory storage shrouding is set in the middle part of described dry ice bucket, dry ice memory storage locking plate and dry ice memory storage electromagnetic valve, described dry ice memory storage shrouding inside arranges chute, gas port is set out in the middle part of described dry ice memory storage shrouding, described air extractor duct is communicated with the upper and lower of dry ice bucket, described dry ice memory storage locking plate slides on the chute of dry ice memory storage shrouding, described dry ice memory storage electromagnetic valve is fixed on the chute port of dry ice memory storage shrouding, described closed-center system comprises longitudinal spring, inserted link, lasso and three energy storage locks, described inserted link is fixed on four angles bottom elevator, described longitudinal spring one end is fixed on inserted link top, the described longitudinal spring other end connects lasso, described lasso slides on inserted link, described three energy storage to be locked in inserted link and interval equidistance, described energy storage lock comprises two energy storage locking plates, energy storage latching solenoid valve, energy storage lock spring and two steel ropes, described energy storage locking plate bottom and inserted link are articulated with inserted link ghost opening part, described two energy storage locking plate journey symmetric forms, described energy storage lock spring is fixed in inserted link, described energy storage lock spring external part connects energy storage locking plate top, described energy storage latching solenoid valve is fixed on the midpoint of two energy storage locking plate top lines, described steel rope one end connects energy storage latching solenoid valve, the other end connects an energy storage locking plate top, another steel rope one end described connects energy storage latching solenoid valve, the other end connects another energy storage locking plate top, described shock absorber comprises four hinges, four car-floor and two crossed strips, described each car-floor is all articulated with bottom elevator by a hinge, described four car-floor are combined into bottom a whole elevator, described two crossed strip journey square crossings and be fixed on below car-floor, described crossed strip holds four car-floor, described gravity switch device comprises gravity switch, gravity switch housing, mark post, position-limited lever, counterweight, stainless steel, mark post connecting element, gravity spring, upper limit by row, stop position, lower limit by row and location of accident, described gravity switch housing is fixed on elevator wall, described gravity switch is arranged on the left of gravity switch housing upper, described position-limited lever is two and is arranged on gravity switch housing bottom and top respectively, described two position-limited levers in a straight line, described stainless steel inserts and slides in two position-limited levers, described gravity spring penetrates in gravity switch case top position-limited lever, gravity spring one end connects gravity switch case top, the gravity spring other end connects mark post connecting element upper end, gravity spring adheres to and slides on stainless steel, described mark post connecting element and counterweight are welded on stainless steel, described counterweight is positioned at below mark post connecting element, described mark post connecting element fixed pole, described mark post is made up of slogan banner bar and perpendicular mark post, described gravity switch housing right part is disposed with limit by row from top to bottom, stop position, lower limit by row and location of accident, described upper limit by row is height and position during ascending for elevator residing for slogan banner bar, described stop position is height and position when elevator stops residing for slogan banner bar, described lower limit by row for elevator descending time slogan banner bar residing for height and position, described location of accident for elevator have an accident after freely fall time slogan banner bar residing for height and position, when slogan banner bar is in location of accident, perpendicular mark post is urgent gravity switch just, gravity switch is switched on, described electrical control circuit comprises governor circuit, landing circuit and release can circuit, described governor circuit comprises hand and presses switch, audio-switch, gravity switch, landing relay and energy storage lock relay, described landing relay UNICOM controls landing circuit, described energy storage lock relay UNICOM controls to release energy circuit, described hand presses switch, gravity switch and audio-switch parallel connection access locks in the direct current circuit that relay connects by land relay and energy storage, described landing circuit is made up of four dry ice memory storage electromagnetic valves, in described four dry ice memory storage electromagnetic valves parallel connection access 220V alternating current circuit, described releasing can be made up of four groups of energy storage latching solenoid valves and a release-push by circuit, often organize energy storage latching solenoid valve and comprise three energy storage latching solenoid valves, all energy storage latching solenoid valves is in parallel and connect with release-push in access 220 alternating current circuit.
Described dry ice memory storage locking plate afterbody arranges an aperture, described dry ice memory storage locking plate head is magnet, and the distance of the gas outlet center in the middle part of dry ice memory storage locking plate afterbody small hole center and dry ice memory storage shrouding equals the distance of dry ice memory storage locking plate head edge and dry ice memory storage electromagnetic valve head edge.
Described gravity switch is bridge switch.
After adopting above structure, the instantaneous help device of cage lifter free-falling body non-touching class of the present invention in use, by the spontaneous startup launching appliance of electrical control circuit, utilize the friction force reducing speed of landing air bag and access to elevators, gravitional force when landing is absorbed by closed-center system, the momentum of landing is cushioned further by shock absorber, after dangerous eliminating, the energy of storage can be discharged and makes elevator be in normal operation by circuit by releasing, this device expeditious measures is complete and can spontaneous control, ensures the safety of cage lifter passenger.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is that A-A of the present invention is to cutaway view schematic diagram.
Fig. 3 is energy storage device structure schematic diagram of the present invention.
Fig. 4 is closed-center system cutaway view of the present invention.
Fig. 5 is launching appliance cutaway view of the present invention.
Fig. 6 is electrical control circuit figure of the present invention.
Fig. 7 is birds-eye view of the present invention.
Fig. 8 is gravity switch structure drawing of device of the present invention.
In figure, 1, elevator, 2, hand presses switch, 3, audio-switch, 4, landing permanent seat, 5, elevator rope, 6, hinge, 7, car-floor, 8, crossed strip, 9, longitudinal spring, 10, release-push, 11, landing air bag, 12, dry ice storage barrel, 13, dry ice storage device electromagnetic valve, 14, inserted link, 15, lasso, 16, energy storage locking plate, 17, energy storage latching solenoid valve, 18, energy storage lock spring, 19, landing relay, 20, energy storage lock relay, 21, steel rope, 22, dry ice memory storage shrouding, 23, dry ice memory storage locking plate, 24, gravity switch, 25, gravity switch housing, 26, mark post, 27, position-limited lever, 28, counterweight, 29, stainless steel, 30, mark post connecting element, 31, gravity spring, 32, upper limit by row, 33, stop position, 34, lower limit by row, 35, location of accident.
Detailed description of the invention
Below in conjunction with drawings and Examples, the present invention is described in detail.
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7 and Fig. 8, the instantaneous help device of a kind of cage lifter free-falling body non-touching class, comprise elevator 1, elevator rope 5, elevator rope 5 one end is fixedly connected on elevator 1 center upper portion, this device is made up of launching appliance, closed-center system, shock absorber, gravity switch device and electrical control circuit, elevator 1 top exterior walls installs four launching appliances, elevator 1 upper inside wall installs a gravity switch device, installs four closed-center systems and a shock absorber bottom elevator 1, launching appliance comprises landing permanent seat 4, landing air bag 11, dry ice bucket 12, dry ice memory storage electromagnetic valve 13, dry ice memory storage shrouding 22 and dry ice memory storage locking plate 23, landing permanent seat 4 is fixed on the diagonal line in cross section, elevator 1 top, landing permanent seat 4 attachment point and diagonal line end-point distances are 1/4th of catercorner length, dry ice bucket 12 is fixed on landing permanent seat 4 by nut, landing air bag 11 is fixed on dry ice bucket 12 top, dry ice memory storage shrouding 22 is set in the middle part of dry ice bucket 12, dry ice memory storage locking plate 23 and dry ice memory storage electromagnetic valve 13, dry ice memory storage shrouding 22 inside arranges chute, gas port is set out in the middle part of dry ice memory storage shrouding 22, air extractor duct is communicated with the upper and lower of dry ice bucket 12, dry ice memory storage locking plate 23 slides on the chute of dry ice memory storage shrouding 22, dry ice memory storage electromagnetic valve 13 is fixed on the chute port of dry ice memory storage shrouding 22, closed-center system comprises longitudinal spring 9, inserted link 14, lasso 15 and three energy storage locks, inserted link 14 is fixed on four angles bottom elevator 1, longitudinal spring 9 one end is fixed on inserted link 14 top, longitudinal spring 9 other end connects lasso 15, lasso 15 slides on inserted link 14, three energy storage to be locked in inserted link 14 and interval equidistance, energy storage lock comprises two energy storage locking plates 16, energy storage latching solenoid valve 17, energy storage lock spring 18 and two steel ropes 21, energy storage locking plate 16 bottom and inserted link 14 are articulated with inserted link 14 ghost opening part, two energy storage locking plate 16 journey symmetric forms, energy storage lock spring 18 is fixed in inserted link 14, energy storage lock spring 18 external part connects energy storage locking plate 16 top, energy storage latching solenoid valve 17 is fixed on the midpoint of two energy storage locking plate 16 top lines, steel rope 21 one end connects energy storage latching solenoid valve 17, the other end connects energy storage locking plate 16 top, another steel rope 21 one end connects energy storage latching solenoid valve 17, the other end connects another energy storage locking plate 16 top, shock absorber comprises four hinges, 6, four car-floor 7 and two crossed strips 8, each car-floor 7 is all articulated with bottom elevator 1 by a hinge 6, four car-floor 7 are combined into bottom a whole elevator 1, article two, crossed strip 8 journey square crossing and be fixed on below car-floor 7, crossed strip 8 holds four car-floor 7, gravity switch device comprises gravity switch 24, gravity switch housing 25, mark post 26, position-limited lever 27, counterweight 28, stainless steel 29, mark post connecting element 30, gravity spring 31, upper limit by row 32, stop position 33, lower limit by row 34 and location of accident 35, gravity switch housing 25 is fixed on elevator 1 wall, gravity switch 24 is arranged on gravity switch housing 25 upper left-hand, position-limited lever 27 is two and is arranged on bottom gravity switch housing 25 respectively and top, two position-limited levers 27 in a straight line, stainless steel 29 inserts and slides in two position-limited levers 27, gravity spring 31 penetrates in gravity switch housing 25 upper limit bar 27, gravity spring 31 one end connects gravity switch housing 25 top, gravity spring 31 other end connects mark post connecting element 30 upper end, gravity spring 31 adheres to and slides on stainless steel 29, mark post connecting element 30 and counterweight 28 are welded on stainless steel 29, counterweight 28 is positioned at below mark post connecting element 30, mark post connecting element 30 fixed pole 26, mark post 26 is made up of slogan banner bar and perpendicular mark post, gravity switch housing 25 right part is disposed with limit by row 32 from top to bottom, stop position 33, lower limit by row 34 and location of accident 35, upper limit by row 32 for elevator 1 up time slogan banner bar residing for height and position, stop position 33 is height and position when elevator 1 stops residing for slogan banner bar, lower limit by row 34 for elevator 1 descending time slogan banner bar residing for height and position, location of accident 35 for elevator 1 have an accident after freely fall time slogan banner bar residing for height and position, when slogan banner bar is in location of accident 35, perpendicular mark post is urgent gravity switch 24 just, gravity switch 24 is switched on, electrical control circuit comprises governor circuit, landing circuit and release can circuit, governor circuit comprises hand and presses switch 2, audio-switch 3, gravity switch 24, landing relay 19 and energy storage lock relay 20, landing relay 19 UNICOM controls landing circuit, energy storage lock relay 20 UNICOM controls to release energy circuit, hand presses switch 2, gravity switch 24 and audio-switch 3 parallel connection access locks in the direct current circuit that relay 20 connects by land relay 19 and energy storage, landing circuit is made up of four dry ice memory storage electromagnetic valves 13, in four dry ice memory storage electromagnetic valve 13 parallel connection access 220V alternating current circuiies, release and can be made up of four groups of energy storage latching solenoid valves 17 and a release-push 10 by circuit, often organize energy storage latching solenoid valve 17 and comprise three energy storage latching solenoid valves 17, all energy storage latching solenoid valves 17 is in parallel and connect in access 220 alternating current circuit with release-push 10.
Dry ice memory storage locking plate 23 afterbody arranges an aperture, dry ice memory storage locking plate 23 head is magnet, and the distance of the gas outlet center in the middle part of dry ice memory storage locking plate 23 afterbody small hole center and dry ice memory storage shrouding 22 equals the distance of dry ice memory storage locking plate 23 head edge and dry ice memory storage electromagnetic valve 13 head edge.
Gravity switch 24 is bridge switch, is off-position time initial.
Working process of the present invention and principle as follows: when elevator 1 falls, too flurried people can send due to natural reaction the audio-switch 3 that loud and sharp-pointed shout triggers governor circuit, thus connection governor circuit, or slogan banner bar is in location of accident 35 when freely falling after elevator 1 has an accident, perpendicular mark post is urgent gravity switch 24 just, gravity switch 24 is switched on, thus connects governor circuit; After governor circuit is connected, landing relay 19 and energy storage lock relay 20 are energized, landing relay 19 is energized after action, demand working landing circuit, dry ice memory storage electromagnetic valve 13 starts, dry ice memory storage locking plate 23 is by the adhesive of dry ice memory storage electromagnetic valve 13, dry ice memory storage locking plate 23 afterbody aperture is arranged in the air extractor duct of dry ice memory storage shrouding 22, dry ice distils rapidly carbon dioxide gas, landing air bag 11 is softened, four landing air bags 11 extrude elevator lifting channel and produce friction drag, slow down elevator 1 descending speed; When elevator 1 drops to ground, inserted link 14 inserts the through hole that ground pre-sets, lasso 15 touch ground, longitudinal spring 9 is compressed, and the gravitional force that elevator 1 falls to producing is absorbed by longitudinal spring 9, when inserted link 14 continues to glide, lasso 15 is by after energy storage lock position, energy storage locking plate 16 is first compressed, and then energy storage locking plate 16 resets and opens and pin lasso 15 gliding direction, and the gravitional force that elevator 1 falls is absorbed by longitudinal spring 9 and transfers elastic potential energy to; When longitudinal spring 9 pressurized is complete, the gravitional force major part that elevator 1 falls is absorbed, and remaining gravitional force is cushioned further by the up-and-down movement of car-floor 7 and crossed strip 8, ensures the safety of elevator 1 passenger; When after elevator 1 passenger safe escape, manually press release-push 10, release energy power on circuitry, energy storage latching solenoid valve 17 action, energy storage locking plate 16 is sucked back, and lasso 15 glides, the elastic potential energy stored before longitudinal spring 9 discharges, and elevator 1 recovers normal condition; The upper limit by row 32 that gravity switch housing 25 right part is arranged, stop position 33, lower limit by row 34 and location of accident 35 facilitate the regular detection to gravity switching device; In addition, when elevator 1 free-falling body falls, audio-switch 3 or gravity switch device damage due to other reasons, and in out-of-action situation, enough sobersides can press the subsidiary hand of this device and press switch 2, connect governor circuit, increase safe probability.

Claims (3)

1. the instantaneous help device of cage lifter free-falling body non-touching class, comprise elevator (1), elevator rope (5), elevator rope (5) one end is fixedly connected on elevator (1) center upper portion, it is characterized in that: this device is made up of launching appliance, closed-center system, shock absorber, gravity switch device and electrical control circuit, described elevator (1) top exterior walls installs four launching appliances, described elevator (1) upper inside wall installs a gravity switch device, and four closed-center systems and a shock absorber are installed in described elevator (1) bottom, described launching appliance comprises landing permanent seat (4), landing air bag (11), dry ice bucket (12), dry ice memory storage electromagnetic valve (13), dry ice memory storage shrouding (22) and dry ice memory storage locking plate (23), described landing permanent seat (4) is fixed on the diagonal line in elevator (1) cross section, top, landing permanent seat (4) attachment point and diagonal line end-point distances are 1/4th of catercorner length, described dry ice bucket (12) is fixed in landing permanent seat (4) by nut, described landing air bag (11) is fixed on dry ice bucket (12) top, described dry ice bucket (12) middle part arranges dry ice memory storage shrouding (22), dry ice memory storage locking plate (23) and dry ice memory storage electromagnetic valve (13), described dry ice memory storage shrouding (22) inside arranges chute, described dry ice memory storage shrouding (22) middle part sets out gas port, described air extractor duct is communicated with the upper and lower of dry ice bucket (12), described dry ice memory storage locking plate (23) is slided on the chute of dry ice memory storage shrouding (22), described dry ice memory storage electromagnetic valve (13) is fixed on the chute port of dry ice memory storage shrouding (22), described closed-center system comprises longitudinal spring (9), inserted link (14), lasso (15) and three energy storage locks, described inserted link (14) is fixed on four angles of elevator (1) bottom, described longitudinal spring (9) one end is fixed on inserted link (14) top, described longitudinal spring (9) other end connects lasso (15), described lasso (15) slides on inserted link (14), described three energy storage to be locked in inserted link (14) and interval equidistance, described energy storage lock comprises two energy storage locking plates (16), energy storage latching solenoid valve (17), energy storage lock spring (18) and two steel ropes (21), described energy storage locking plate (16) bottom and inserted link (14) are articulated with inserted link (14) ghost opening part, described two energy storage locking plate (16) journey symmetric forms, described energy storage lock spring (18) is fixed in inserted link (14), described energy storage lock spring (18) external part connects energy storage locking plate (16) top, described energy storage latching solenoid valve (17) is fixed on the midpoint of two energy storage locking plate (16) top lines, described steel rope (21) one end connects energy storage latching solenoid valve (17), the other end connects energy storage locking plate (16) top, described another steel rope (21) one end connects energy storage latching solenoid valve (17), the other end connects another energy storage locking plate (16) top, described shock absorber comprises four hinges (6), four car-floor (7) and two crossed strips (8), described each car-floor (7) is all articulated with elevator (1) bottom by a hinge (6), described four car-floor (7) are combined into whole elevator (1) bottom, described two crossed strip (8) journey square crossings and be fixed on car-floor (7) below, described crossed strip (8) holds four car-floor (7), described gravity switch device comprises gravity switch (24), gravity switch housing (25), mark post (26), position-limited lever (27), counterweight (28), stainless steel (29), mark post connecting element (30), gravity spring (31), upper limit by row (32), stop position (33), lower limit by row (34) and location of accident (35), described gravity switch housing (25) is fixed on elevator (1) wall, described gravity switch (24) is arranged on gravity switch housing (25) upper left-hand, described position-limited lever (27) is two and is arranged on gravity switch housing (25) bottom and top respectively, described two position-limited levers (27) in a straight line, described stainless steel (29) inserts and slides in two position-limited levers (27), described gravity spring (31) penetrates in gravity switch housing (25) upper limit bar (27), gravity spring (31) one end connects gravity switch housing (25) top, gravity spring (31) other end connects mark post connecting element (30) upper end, gravity spring (31) adheres to and slides on stainless steel (29), described mark post connecting element (30) and counterweight (28) are welded on stainless steel (29), described counterweight (28) is positioned at mark post connecting element (30) below, described mark post connecting element (30) fixed pole (26), described mark post (26) is made up of slogan banner bar and perpendicular mark post, described gravity switch housing (25) right part is disposed with limit by row (32) from top to bottom, stop position (33), lower limit by row (34) and location of accident (35), described upper limit by row (32) for elevator (1) up time slogan banner bar residing for height and position, described stop position (33) is height and position when elevator (1) stops residing for slogan banner bar, described lower limit by row (34) for elevator (1) descending time slogan banner bar residing for height and position, described location of accident (35) for elevator (1) have an accident after freely fall time slogan banner bar residing for height and position, when slogan banner bar is in location of accident (35), perpendicular mark post is urgent gravity switch (24) just, gravity switch (24) is switched on, described electrical control circuit comprises governor circuit, landing circuit and release can circuit, described governor circuit comprises hand and presses switch (2), audio-switch (3), gravity switch (24), landing relay (19) and energy storage lock relay (20), described landing relay (19) UNICOM controls landing circuit, described energy storage lock relay (20) UNICOM controls to release energy circuit, described hand presses switch (2), gravity switch (24) and audio-switch (3) parallel connection access locks in the direct current circuit that relay (20) connects by land relay (19) and energy storage, described landing circuit is made up of four dry ice memory storage electromagnetic valves (13), in described four dry ice memory storage electromagnetic valves (13) parallel connection access 220V alternating current circuit, described releasing can be made up of four groups of energy storage latching solenoid valves (17) and a release-push (10) by circuit, often organize energy storage latching solenoid valve (17) and comprise three energy storage latching solenoid valves (17), all energy storage latching solenoid valves (17) is in parallel and connect in access 220 alternating current circuit with release-push (10).
2. the instantaneous help device of cage lifter free-falling body non-touching class according to claim 1, it is characterized in that: described dry ice memory storage locking plate (23) afterbody arranges an aperture, described dry ice memory storage locking plate (23) head is magnet, and the distance of the gas outlet center at dry ice memory storage locking plate (23) afterbody small hole center and dry ice memory storage shrouding (22) middle part equals the distance of dry ice memory storage locking plate (23) head edge and dry ice memory storage electromagnetic valve (13) head edge.
3. the instantaneous help device of cage lifter free-falling body non-touching class according to claim 1, is characterized in that: described gravity switch (24) is bridge switch.
CN201610085624.7A 2016-02-15 2016-02-15 The non-touching class of elevator freely falling body is instantaneously saved somebody's life device CN105460731B (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106115409A (en) * 2016-08-31 2016-11-16 江苏创力电梯部件有限公司 A kind of lift car fall arrest bearing device
CN108715387A (en) * 2018-07-18 2018-10-30 康达电梯有限公司 A kind of Safety-protection elevator

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Publication number Priority date Publication date Assignee Title
EP0658508A1 (en) * 1993-12-15 1995-06-21 Inventio Ag Buffer-stops system for lifts
CN202808114U (en) * 2012-05-21 2013-03-20 四川怡康机械制造有限公司 Lift well buffer device
CN203402785U (en) * 2013-08-16 2014-01-22 湖州华奥电梯科技有限公司 Elevator provided with safety air bags
CN104444691A (en) * 2013-09-24 2015-03-25 上海新力动力设备研究所 Cushioning device for falling of elevator
CN204778148U (en) * 2015-06-25 2015-11-18 山东省特种设备检验研究院济宁分院 Elevator safety protection base

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0658508A1 (en) * 1993-12-15 1995-06-21 Inventio Ag Buffer-stops system for lifts
CN202808114U (en) * 2012-05-21 2013-03-20 四川怡康机械制造有限公司 Lift well buffer device
CN203402785U (en) * 2013-08-16 2014-01-22 湖州华奥电梯科技有限公司 Elevator provided with safety air bags
CN104444691A (en) * 2013-09-24 2015-03-25 上海新力动力设备研究所 Cushioning device for falling of elevator
CN204778148U (en) * 2015-06-25 2015-11-18 山东省特种设备检验研究院济宁分院 Elevator safety protection base

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106115409A (en) * 2016-08-31 2016-11-16 江苏创力电梯部件有限公司 A kind of lift car fall arrest bearing device
CN108715387A (en) * 2018-07-18 2018-10-30 康达电梯有限公司 A kind of Safety-protection elevator

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