CN105920749A - Efficient multi-drive brake high-rise rescue escape device - Google Patents
Efficient multi-drive brake high-rise rescue escape device Download PDFInfo
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- CN105920749A CN105920749A CN201610270198.4A CN201610270198A CN105920749A CN 105920749 A CN105920749 A CN 105920749A CN 201610270198 A CN201610270198 A CN 201610270198A CN 105920749 A CN105920749 A CN 105920749A
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B1/00—Devices for lowering persons from buildings or the like
- A62B1/06—Devices for lowering persons from buildings or the like by making use of rope-lowering devices
- A62B1/08—Devices for lowering persons from buildings or the like by making use of rope-lowering devices with brake mechanisms for the winches or pulleys
- A62B1/10—Devices for lowering persons from buildings or the like by making use of rope-lowering devices with brake mechanisms for the winches or pulleys mechanically operated
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- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Business, Economics & Management (AREA)
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- Emergency Lowering Means (AREA)
Abstract
The invention belongs to the technical field of high-rise rescue escape, and relates to an efficient multi-drive brake high-rise rescue escape device. The efficient multi-drive brake high-rise rescue escape device comprises a rope take-up and pay-off mechanism, a telescopic suspension mechanism for suspending a rope released by the rope take-up and pay-off mechanism, lever type braking mechanisms for braking a rotating shaft of the rope take-up and pay-off mechanism and a safety seat basket connected to the lever type braking mechanisms. According to the rope take-up and pay-off mechanism, the rotating shaft is transversely hinged to two end covers of an enclosure; the rope is wound around the middle portion in the enclosure, and the lever type braking mechanisms are fixed to the two sides of the enclosure; a gripper is arranged on the lower surface of the enclosure; gear sets arranged on the front side and the rear side of the rotating shaft correspondingly drive one or more braking shafts on each of the left side and the right side to rotate; each braking shaft drives a braking shoe block to be matched with a corresponding braking wheel on the rotating shaft for braking; two driving gears on the front side and the rear side of a through shaft drive the gear sets on the front side and the rear side of the rotating shaft correspondingly to rotate synchronously; and a rotating disc or/and a hand crank is/are arranged at the front end or/and the rear end of the through shaft. The device is suitable for fast and safe high-rise rescue escape.
Description
Technical field
The invention belongs to building rescue escape apparatus technical field, refer in particular to one and efficiently drive braking escape device for tall-building rescue more.
Background technology
Application along with building industry construction material, the development of Building technology and increasing of population, the minimizing of land use area, the floor lid of people's office or residential usage is more and more higher, but, the fire of high-rise building constantly occurred both at home and abroad in recent years, owing to lacking survival equipment, fire is along with the death of a large amount of personnel every time, severely injured or disable, although also there being some high-rise life saving equipment have patent application or put goods on the market, it is disadvantageous in that: poor stability, cause range of application limited, can not popularize, such as lifesaving appliance is caused to lose efficacy when rope is released owing to rope release is too fast, disaster affected people is caused not escape in time or injured；Two is that structure is complicated, and production cost is high, uses inconvenience.
It addition, the prior art of certain applications of the present invention includes:
nullCN 102068767 B discloses one " swing body-building Multifunctional high-rise escape device with functions "，The disclosedest lever type brake mechanism is: the lower surface at friction pulley is respectively arranged with friction plate，The radian of friction plate matches with the radian of friction pulley，The lower surface of friction plate is fixed with the slip pole of more than extended downwardly from outside casing，It is set with lining with on the slip pole of casing junction，The lower end of slip pole is fixed with ball cup or cylinder headstock，It is set with back-moving spring on slip pole between casing and ball cup or cylinder headstock，One lever is hinged on the bracing frame of casing bottom by pivot pin，Lever arm end inside pivot pin is provided with bulb or socket cap，Bulb or socket cap are arranged in ball cup or cylinder headstock，It is provided with more than one suppending hole on lever arm outside pivot pin and stretches out outside bracing frame，The pressure of the distance adjustable lever of multiple suppending holes and fulcrum，Lever arm outside pivot pin swing up and down drive bulb、Slip pole and friction plate swing up and down the size controlling coefficient of friction，And then control the rotating speed i.e. decrease speed of rotating shaft，It is provided with screw on bracing frame at ball cup or cylinder headstock lower surface，The hand-operated brake screw rod with handle it is provided with in screw.
CN 203750036 U discloses one " many friction pulleys controlled brake swing type high-rise rescue device ", the concrete structure of the disclosedest emergency seat basket is: lever type brake mechanism both sides lever on be hung with connecting rod separately down, bar of shaking hands is connected between connecting rod, the lower end of connecting rod connects two bearing strips, the lower end of two bearing strips connects seat board, before and after seat board, side is connected to braid over braid or the belt of above-below direction, two bearing strips are connected with upper and lower spaced horizontal safe pectoral girdle and lap belt in turn on braid over braid or belt, primary and secondary band movable up and down it is provided with between safe pectoral girdle and lap belt, the insurance chain being provided with on safe pectoral girdle in the casing being suspended on main frame.
CN 102166390 B discloses one " the fire in high buildings safe escape device of band escape compartment ", fire in high buildings safe escape device with escape compartment, include rope jack, the top of rope jack is connected on telescopic hitch, the bottom of rope jack is connected on the upper suspension position of escape compartment, described telescopic hitch is: have more than two I-steel the most arranged in parallel, it is provided with fixed plate on the top transverse slat of the I-steel of upside, adjacent two I-steel are slidably connected by slide mechanism, on the downside transverse slat of the I-steel of lower side, slip hanger bracket is set, the rope external part of rope jack is connected on slip hanger bracket, the outer end of each I-steel is fixedly connected with slide mechanism and the limited block of slip hanger bracket.
CN 103691073 A discloses " a kind of centrifugal deceleration device ": be fixed with rotating disk on main shaft, the groove of the radial direction pointing to the center of circle is had uniformly at intervals on the external cylindrical surface of rotating disk, slide block it is provided with in groove, the outside of rotating disk is provided with Circular brake dish, Circular brake dish is fixed on the housing outside brake disc, the lateral surface of the slide block relative with the inner surface of Circular brake dish and the inner surface of Circular brake dish have identical arcwall face, the inner surface of Circular brake dish is or/and the lateral surface of slide block is provided with frictional layer, Circular brake dish, the axial width of slide block and frictional layer is respectively less than the axial width of groove；Described rotating disk is integral type structure；Described rotating disk is split-type structural: be provided with the centre bore with dowel hole coordinated with main shaft on support, the pole of some radial directions it is provided with on support outside centre bore, it is fixed with baffle plate on the left and right end face of support, the groove of the radial direction described in being formed between baffle plate with adjacent two poles, support and main shaft are by bonded；Described baffle plate is welded on before and after support on end face, or described baffle plate is fixed on the left and right end face of support by bolt or screw；It is provided with several on described support alleviate weight and save the hollow-out parts of material；Described baffle plate uses alloy material manufacture；Described support metal or engineering plastics or composite are made；It is provided with several on described rotating disk alleviate weight and save the hollow-out parts of material；The side of described groove is the face of cylinder, and the side of corresponding slide block is taper surface；Or the side of described groove and slide block is taper seat but the coning angle of the taper seat of groove side is more than the coning angle of the taper seat of slide block side；Or the lateral cross-section of described groove is rectangle and the cross section of slide block is outer end little truncate rectangular pyramid big, inner, the external diameter of slide block is less than the internal diameter of groove corresponding position；Described slide block bronze or pyrite or the pig iron or steel or non-ferrous alloy material are made.
Summary of the invention
It is an object of the invention to provide a kind of reliable, safety of braking good efficiently drive braking escape device for tall-building rescue more.
The object of the present invention is achieved like this:
nullEfficiently drive braking escape device for tall-building rescue more，Including rope jack、The telescopic hitch of the rope that suspension cord jack discharges、The lever type brake mechanism that the rotating shaft of rope jack is braked and the emergency seat basket being connected in lever type brake mechanism，The concrete structure of described rope jack is: described rotating shaft is laterally hinged with in the two end cap of casing，The middle part of the rotating shaft in casing is wound with rope、Both sides are respectively fixed with described lever type brake mechanism，The middle part of the lower surface of casing is provided with handgrip，The gear train that before and after rotating shaft, side is respectively provided with drives the more than one brake axle in the every side of left and right sides to rotate respectively，Each brake axle brake wheel that driving brake hoof block is corresponding with in rotating shaft respectively coordinates brake，The gear train synchronous axial system of side before and after two driving gears of side drive shaft respectively before and after axis，The front end of axis is or/and rear end is provided with rotating disk or/and wind，The one or both sides of described rotating shaft are provided with centrifugal deceleration device.
Above-mentioned gear train has the gear of more than five, and the gear of more than five is arranged side by side and engages each other transmission along the axis of rotating shaft, and described brake axle is integral type structure with the gear shaft of corresponding gear.
Brake when being provided with for depositing transport in above-mentioned casing locking, the lock screw of the front release of use by the lever of lever type brake mechanism.
The concrete structure that before and after two driving gear drive shafts respectively on above-mentioned axis, the gear train of side rotates is: two driving gears on axis pass through on front side of the intermediate gear drives rotating shaft of varying number and the gear train synchronous axial system of rear side respectively.
Above-mentioned shoe piece and brake wheel are all made with spheroidal graphite cast-iron or tin bronze alloys or aluminium alloy or Steel material.
Above-mentioned brake wheel is arranged on wheel and puts, and the intrados of the shoe piece being meshed with brake wheel studs with friction material.
The concrete structure of above-mentioned emergency seat basket is: lever type brake mechanism both sides lever on be hung with connecting rod separately down, bar of shaking hands is connected between connecting rod, the lower end of connecting rod connects two bearing strips, the lower end of two bearing strips connects seat board, before and after seat board, side is connected to braid over braid or the belt of above-below direction, two bearing strips are connected with upper and lower spaced horizontal safe breast band in turn on braid over braid or belt, lap belt and primary and secondary band, safe breast band, lap belt and primary and secondary band are provided with self locking safety and take the lead, it is provided with, on braid over braid on front side of seat board or belt, the insurance chain being suspended on axis.
Above-mentioned centrifugal deceleration device is to be fixed with rotating disk in rotating shaft, on the external cylindrical surface of rotating disk, circumference has the groove of the radial direction in the two or more sensing center of circle uniformly at intervals, slide block it is provided with in groove, one end apical grafting of the spring arranged in the blind hole of the one end pointing to the center of circle arranged on slide block is at bottom portion of groove, other end apical grafting is at blind via bottom, the outside of rotating disk is provided with Circular brake dish, Circular brake dish is fixed in casing, the outer face of the slide block relative with the inner surface of Circular brake dish and the inner surface of Circular brake dish have identical arcwall face, the inner surface of Circular brake dish is or/and the lateral surface of slide block is provided with frictional layer.
Above-mentioned each brake axle synchronizes the concrete structure of the driving brake hoof block brake wheel cooperation brake corresponding with in rotating shaft respectively: be slidably equipped with the female sliding sleeve of band in housing, external screw thread on brake axle and the screw-internal thread fit on sliding sleeve, it is provided with holddown spring between described shoe piece and sliding sleeve, rotating of brake axle drives moving radially of sliding sleeve, and then drives holddown spring to promote shoe piece to coordinate brake with brake wheel.
Two driving gears on above-mentioned axis pass through on front side of the intermediate gear drives rotating shaft of equal number respectively and the gear train of rear side rotates, and the brake axle of side and sliding sleeve are plus thread transmission, and the brake axle of opposite side and sliding sleeve are left-hand thread transmission.
It is provided with more than one ring-type trapezoidal groove on the external cylindrical surface of above-mentioned brake wheel, described shoe piece is provided with the double wedge of the friction material coordinating brake with described trapezoidal groove.
The present invention highlights and useful having the technical effect that compared to existing technology
1, the present invention utilize rotating disk or/and the shoe piece and the brake wheel in rotating shaft that control of wind coordinate brake, one is to coordinate brake due to what side before and after the relative left and right sides of rotating shaft and rotating shaft was provided with shoe piece and brake wheel, two is the brake combining lever type brake mechanism, define and efficiently drive braking more, the reliability making brake is high, and safety more improves.
2, all being matched with double wedge structure brake by the groove of ladder type between brake wheel and the shoe piece of the present invention, as in escape device for tall-building rescue technical field, the groove of trapezoidal-structure coordinates brake with double wedge, and brake area is big, and braking effect is good.
3, the present invention uses an axis and rotating disk or/and wind, is driven by gear train and driving gear and controls how the multiple shoe pieces of group coordinate brake, simple in construction with brake wheel, designing ingenious, creative.
4, the present invention is applicable to high building or field high mountain or the rescue of steep cliff and escape.
Accompanying drawing explanation
Fig. 1 is the structural principle schematic diagram of the present invention.
Fig. 2 is the vertical sectional view that the rope jack part of the present invention crosses the local, front side of shaft axis.
Fig. 3 is the horizontal cross that the rope jack part of the present invention crosses shaft axis.
Fig. 4 is that the A-A of Fig. 3 is to sectional view.
Fig. 5 is the vertical sectional view that the rope jack part of the present invention crosses the rear side local of shaft axis.
Fig. 6 is the sectional view of the centrifugal deceleration device of the present invention.
Detailed description of the invention
With specific embodiment, the invention will be further described below in conjunction with the accompanying drawings, sees Fig. 1 Fig. 6:
nullEfficiently drive braking escape device for tall-building rescue more，Including rope jack 20、The telescopic hitch 10 of the rope 21 that suspension cord jack 20 discharges、The lever type brake mechanism 50 that the rotating shaft 31 of rope draw off gear 20 is braked and the emergency seat basket 60 being connected in lever type brake mechanism 50，The concrete structure of described rope jack 20 is: described rotating shaft 31 is laterally hinged with in the two end cap of casing 34 by bearing 23，The middle part of the rotating shaft 31 in casing 34 is wound with rope 21、Both sides are respectively fixed with described lever type brake mechanism 50，The middle part of the lower surface of casing 34 is provided with handgrip 24，Lifting handgrip 24 by control body weight to the active force of lever the brake weight of control lever，The gear train 39 that before and after rotating shaft 31, side is respectively provided with drives the more than one brake axle in the every side of left and right sides 35 to rotate respectively，Each brake axle 35 brake wheel 33 that driving brake hoof block 40 is corresponding with in rotating shaft 31 respectively coordinates brake，Gear train 39 synchronous axial system of side before and after two driving gears 27 of side drive shaft 31 respectively before and after axis 45，The front end of axis 45 is or/and rear end is provided with rotating disk 25 or/and wind 26，Before and after axis 45, end is respectively provided with rotating disk 25 or/and during wind 26，Can double synchronization or one man operation's brake，Above-mentioned axis 45 is positioned at the downside of rotating shaft 31，The one or both sides of described rotating shaft are provided with centrifugal deceleration device.
Above-mentioned handgrip 24 is for the lever brake of trip lever formula braking mechanism 50, when hands has pulled at health, can alleviate human body to seat 64 and the pulling force of lever, and reduce the frictional force braked.
Above-mentioned gear train 39 has the gear of more than five, and the gear of more than five is arranged side by side and engages each other transmission along the axis of rotating shaft 31, and described brake axle 35 is integral type structure with the gear shaft of corresponding gear.
The lever 71 of lever type brake mechanism is locked when being provided with for depositing transport in above-mentioned casing, used the lock screw 70 of front release, and described locking is together to be pressed on brake shoes 72 by lock screw 70 and lever 71.
The concrete structure that before and after the drive shaft 31 respectively of two driving gears 27 on above-mentioned axis 45, the gear train 39 of side rotates is: two driving gears 27 on axis 45 respectively by varying number (see Fig. 4: such as side be 1, opposite side be 2) idler gear 28 drive shaft 31 on front side of and gear train 39 synchronous axial system of rear side, brake simultaneously for ensureing when brake axle 35 rotates that driving brake hoof block 40 coordinates with the brake wheel 33 in rotating shaft 31 or release brake simultaneously；The idler gear 28 of equal number can certainly be used, now, on front side of rotating shaft 31 or the brake axle 35 of rear side should be all left-hand thread with the screw thread on sliding sleeve 41.
Above-mentioned shoe piece 40 and brake wheel 33 are all made with spheroidal graphite cast-iron or tin bronze alloys or aluminium alloy or Steel material.
Above-mentioned brake wheel 33 is arranged in the wheel case 32 that spheroidal graphite cast-iron is made, and the intrados of the shoe piece 40 being meshed with brake wheel 33 studs with friction material.
The concrete structure of above-mentioned emergency seat basket 60 is: lever type brake mechanism 50 both sides lever on be hung with connecting rod 65 separately down, bar 66 of shaking hands is connected between connecting rod 65, the lower end of connecting rod 65 connects two bearing strips 61, the lower end of two bearing strips 61 connects seat board 64, before and after seat board 64, side is connected to braid over braid or the belt 63 of above-below direction, two bearing strips 64 are connected with upper and lower spaced horizontal safe pectoral girdle 62 in turn on braid over braid or belt 63, lap belt 68 and primary and secondary band 69, safe pectoral girdle 62, lap belt 68 and primary and secondary band 69 are provided with self locking safety and take the lead 73, it is provided with, on braid over braid on front side of seat board 64 or belt, the insurance chain 67 being suspended on axis 45.
nullAbove-mentioned centrifugal deceleration device is to be fixed with rotating disk 311 in rotating shaft 31，On the external cylindrical surface of rotating disk 311, circumference has the groove 312 of the radial direction in the two or more sensing center of circle uniformly at intervals，Slide block 313 it is provided with in groove 312，Described slide block 313 is square column or rectangle cylinder or cylinder，One end apical grafting of the spring 318 arranged in the blind hole 317 of the one end pointing to the center of circle arranged on slide block 313 is bottom groove 312、Other end apical grafting is bottom blind hole 317，The outside of rotating disk 311 is provided with Circular brake dish 316，Circular brake dish 316 is fixed in casing 34，The outer face of the slide block 313 relative with the inner surface of Circular brake dish 316 and the inner surface of Circular brake dish 316 have identical arcwall face，The inner surface of Circular brake dish 316 is or/and the lateral surface of slide block 313 is provided with frictional layer 315、314.
Above-mentioned each brake axle 35 synchronizes the concrete structure of the driving brake hoof block 40 brake wheel 33 cooperation brake corresponding with in rotating shaft 31 respectively: be slidably equipped with the female sliding sleeve 41 of band in housing 34, external screw thread on brake axle 35 and the screw-internal thread fit on sliding sleeve 41, it is provided with holddown spring 42 between described shoe piece 40 and sliding sleeve 41, rotating of brake axle 35 drives moving radially of sliding sleeve 41, and then drive holddown spring 42 to promote shoe piece 40 to coordinate brake with brake wheel 33, being furnished with shell outside sliding sleeve 41, the alignment pin on shell of the chute outside sliding sleeve 41 slides.
Two driving gears 27 on above-mentioned axis 45 pass through on front side of idler gear 28 drive shaft 35 of equal number respectively and the gear train of rear side rotates, brake axle 35 and the sliding sleeve 41 of side are plus thread transmission, and brake axle 35 and the sliding sleeve 41 of opposite side are left-hand thread transmission.
It is provided with more than one ring-type trapezoidal groove 43 on the external cylindrical surface of above-mentioned brake wheel 33, described shoe piece 40 is provided with the double wedge 44 coordinating brake with described trapezoidal groove 43.
The lever type brake mechanism 50 of the present invention is same or like seemingly with the structure of the lever type brake mechanism 50 in CN 102068767 B disclosed " swing body-building Multifunctional high-rise escape device with functions ".
Disclosed in the emergency seat basket 60 and CN 203750036 U of the present invention, the structure of emergency seat basket is same or like seemingly.
The structure of the telescopic hitch in the fire in high buildings safe escape device of band escape compartment disclosed in the telescopic hitch of the present invention and CN 102166390 B is same or like seemingly.
The structure of the centrifugal deceleration device of the present invention disclosed with CN 103691073 A " a kind of centrifugal deceleration device " is close, distinctive points is: described slide block 313 is square column or rectangle cylinder or cylinder, one end apical grafting of the spring 318 arranged in the blind hole 317 of one end pointing to the center of circle that slide block 313 is arranged bottom groove 312, other end apical grafting is bottom blind hole 317.
The use of the present invention:
Telescopic hitch 10 is fixed on the top board of balcony or the support of roof by hanging connecting plate 15, one end of rope 21 is fixed in rotating shaft 31, the other end of rope 21 passes the bar hole 38 of leading truck 22 and gag lever post 37 formation after being wound around in rotating shaft 31 after, with on the link 11 linking up with 18 movable stands 12 hanging over telescopic hitch 10, the guide rail 12 of downside can move along the guide rail 14 of upside, being provided with spacing preiection 13 on the guide rail 14,12 of upper and lower sides, the guide rail 14,12 of upper and lower sides is connected by clasp 16；The support force chain 61 of emergency seat basket 60 is suspended on the lever 51 of lever type brake mechanism 50 and the outer suspension of inner mistake on lever 51 can be determined according to the size of bearing capacity, human body is worn in the seat belt 63 being sitting in emergency seat basket 60, and with handling rope jack 20 after setting fastening 62 tie-down to control the lifting of human body；
The people being sitting in emergency seat basket 60 can catch handgrip 24 on the other hand, and another hands rotates rotating disk 25 or/and wind 26, can control the brake weight size of shoe piece 40 and the brake wheel 33 in rotating shaft 31, and then control the speed declined；Rope 21, or/and wind 29, can be wrapped in rotating shaft 31 so that human body rises with the present invention by the rotating disk 30 in the rotating shaft 31 of hand rope jack 20.
Above-described embodiment is only presently preferred embodiments of the present invention, limits the scope of the invention the most according to this, therefore: the equivalence change that all structures under this invention, shape, principle are done, within protection scope of the present invention all should being covered by.
Claims (11)
1. efficiently drive braking escape device for tall-building rescue, including rope jack, suspension cord radio and tape player more
The lever brake that the telescopic hitch of the rope that structure discharges, rotating shaft to rope jack are braked
Mechanism and the emergency seat basket being connected in lever type brake mechanism, it is characterised in that: described rope folding and unfolding
The concrete structure of mechanism is: described rotating shaft is laterally hinged with in the two end cap of casing, the rotating shaft in casing
Middle part is wound with rope, both sides are respectively fixed with described lever type brake mechanism, in the lower surface of casing
Portion is provided with handgrip, the gear train that before and after rotating shaft, side is respectively provided with drive respectively the every side of left and right sides more than one
Brake axle rotate, the brake wheel cooperation that each brake axle respectively driving brake hoof block is corresponding with in rotating shaft is braked,
The gear train synchronous axial system of side before and after two driving gears of side drive shaft respectively before and after axis, before axis
End is or/and rear end is provided with rotating disk or/and wind, and the one or both sides of described rotating shaft are provided with centrifugal deceleration
Device.
The most according to claim 1 efficiently drive braking escape device for tall-building rescue more, it is characterised in that:
Described gear train has the gear of more than five, and the gear of more than five is arranged side by side and phase along the axis of rotating shaft
Engaged transmission mutually, described brake axle is integral type structure with the gear shaft of corresponding gear.
The most according to claim 1 efficiently drive braking escape device for tall-building rescue more, it is characterised in that:
By the lever brake locking of lever type brake mechanism when being provided with for depositing transport in described casing, use
The lock screw of front release.
The most according to claim 1 efficiently drive braking escape device for tall-building rescue more, it is characterised in that:
The concrete structure that before and after two driving gear drive shafts respectively on described axis, the gear train of side rotates is:
Two driving gears on axis pass through on front side of the intermediate gear drives rotating shaft of varying number and the tooth of rear side respectively
Wheels synchronous axial system.
The most according to claim 1 efficiently drive braking escape device for tall-building rescue more, it is characterised in that:
Described shoe piece and brake wheel are all made with spheroidal graphite cast-iron or tin bronze alloys or aluminium alloy or Steel material
's.
The most according to claim 1 efficiently drive braking escape device for tall-building rescue more, it is characterised in that:
Described brake wheel is arranged on wheel and puts, and the intrados of the shoe piece being meshed with brake wheel studs with friction material
Material.
The most according to claim 1 efficiently drive braking escape device for tall-building rescue more, it is characterised in that:
The concrete structure of described emergency seat basket is: lever type brake mechanism both sides lever on be hung with separately down
Connecting rod, connects bar of shaking hands between connecting rod, the lower end of connecting rod connects two bearing strips, two
The lower end of bearing strip connects seat board, and before and after seat board, side is connected to braid over braid or the skin of above-below direction
Band, two bearing strips are connected with upper and lower spaced horizontal safe breast in turn on braid over braid or belt
Band, lap belt and primary and secondary band, safe pectoral girdle, lap belt and primary and secondary band be provided with self locking safety and take the lead,
It is provided with, on braid over braid on front side of seat board or belt, the insurance chain being suspended on axis.
The most according to claim 1 efficiently drive braking escape device for tall-building rescue more, it is characterised in that:
Described centrifugal deceleration device is to be fixed with rotating disk in rotating shaft, and on the external cylindrical surface of rotating disk, circumference is uniformly at intervals
There is the groove of the radial direction in the two or more sensing center of circle, in groove, be provided with slide block, the sensing circle that slide block is arranged
One end apical grafting of the spring arranged in the blind hole of one end of the heart at bottom portion of groove, other end apical grafting at blind via bottom,
The outside of rotating disk is provided with Circular brake dish, and Circular brake dish is fixed in casing, and in Circular brake dish
The outer face of the slide block that surface is relative has identical arcwall face, Circular brake with the inner surface of Circular brake dish
The inner surface of dish is or/and the lateral surface of slide block is provided with frictional layer.
9. according to efficiently driving braking escape device for tall-building rescue described in any one of claim 1-8 more, its spy
Levy and be: the brake wheel cooperation that described each brake axle synchronizes driving brake hoof block corresponding with in rotating shaft respectively is stopped
The concrete structure of car is: be slidably equipped with the female sliding sleeve of band, the external screw thread on brake axle and sliding sleeve in housing
On screw-internal thread fit, be provided with holddown spring between described shoe piece and sliding sleeve, the rotation of brake axle is driven
Moving radially of dynamic sliding sleeve, and then drive holddown spring to promote shoe piece to coordinate brake with brake wheel.
The most according to claim 1 efficiently drive braking escape device for tall-building rescue more, it is characterised in that:
Two driving gears on described axis pass through on front side of the intermediate gear drives rotating shaft of equal number and rear side respectively
Gear train rotate, the brake axle of side and sliding sleeve are plus thread transmission, the brake axle of opposite side and sliding sleeve
It is left-hand thread transmission.
11. according to claim 10 efficiently drive braking escape device for tall-building rescue more, it is characterised in that:
It is provided with more than one ring-type trapezoidal groove on the external cylindrical surface of described brake wheel, described shoe piece sets
It is equipped with the double wedge of the friction material coordinating brake with described trapezoidal groove.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610270198.4A CN105920749A (en) | 2016-04-27 | 2016-04-27 | Efficient multi-drive brake high-rise rescue escape device |
| CN202210358069.6A CN115177877A (en) | 2016-04-27 | 2016-04-27 | Efficient multi-drive braking high-rise rescue escape device and using method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610270198.4A CN105920749A (en) | 2016-04-27 | 2016-04-27 | Efficient multi-drive brake high-rise rescue escape device |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210358069.6A Division CN115177877A (en) | 2016-04-27 | 2016-04-27 | Efficient multi-drive braking high-rise rescue escape device and using method |
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| CN105920749A true CN105920749A (en) | 2016-09-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610270198.4A Pending CN105920749A (en) | 2016-04-27 | 2016-04-27 | Efficient multi-drive brake high-rise rescue escape device |
| CN202210358069.6A Pending CN115177877A (en) | 2016-04-27 | 2016-04-27 | Efficient multi-drive braking high-rise rescue escape device and using method |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210358069.6A Pending CN115177877A (en) | 2016-04-27 | 2016-04-27 | Efficient multi-drive braking high-rise rescue escape device and using method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107961451A (en) * | 2016-10-20 | 2018-04-27 | 苏州思创西玛控制***有限公司 | A kind of fast escaping device |
| CN111195398A (en) * | 2018-11-19 | 2020-05-26 | 金梦雅 | Hotel faces slowly device that falls in air defense guardrail |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117446656B (en) * | 2023-12-18 | 2024-03-22 | 河南省大方重型机器有限公司 | Energy-saving and noise-reducing green environment-friendly single-beam crane |
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| CN111195398A (en) * | 2018-11-19 | 2020-05-26 | 金梦雅 | Hotel faces slowly device that falls in air defense guardrail |
| CN111195398B (en) * | 2018-11-19 | 2022-03-01 | 金梦雅 | Hotel faces slowly device that falls in air defense guardrail |
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| Publication number | Publication date |
|---|---|
| CN115177877A (en) | 2022-10-14 |
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Application publication date: 20160907 |