CN108159586A - The brake gear of adaptive gravity high level fire disaster escaping rope crash facilities - Google Patents

The brake gear of adaptive gravity high level fire disaster escaping rope crash facilities Download PDF

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Publication number
CN108159586A
CN108159586A CN201711475995.7A CN201711475995A CN108159586A CN 108159586 A CN108159586 A CN 108159586A CN 201711475995 A CN201711475995 A CN 201711475995A CN 108159586 A CN108159586 A CN 108159586A
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CN
China
Prior art keywords
outer housing
inner housing
housing
braking parts
dynamic portion
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
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CN201711475995.7A
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Chinese (zh)
Inventor
利友荣
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Shenzhen Weixingshun Technology Co Ltd
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Shenzhen Weixingshun Technology Co Ltd
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Application filed by Shenzhen Weixingshun Technology Co Ltd filed Critical Shenzhen Weixingshun Technology Co Ltd
Priority to CN201711475995.7A priority Critical patent/CN108159586A/en
Publication of CN108159586A publication Critical patent/CN108159586A/en
Pending legal-status Critical Current

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Classifications

    • AHUMAN NECESSITIES
    • A62LIFE-SAVING; FIRE-FIGHTING
    • A62BDEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
    • A62B1/00Devices for lowering persons from buildings or the like
    • A62B1/06Devices for lowering persons from buildings or the like by making use of rope-lowering devices
    • A62B1/08Devices for lowering persons from buildings or the like by making use of rope-lowering devices with brake mechanisms for the winches or pulleys
    • A62B1/10Devices 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
    • AHUMAN NECESSITIES
    • A62LIFE-SAVING; FIRE-FIGHTING
    • A62BDEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
    • A62B1/00Devices for lowering persons from buildings or the like
    • A62B1/06Devices for lowering persons from buildings or the like by making use of rope-lowering devices
    • A62B1/18Other single parts for rope lowering-devices, e.g. take-up rollers for ropes, devices for shooting ropes

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  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Braking Arrangements (AREA)

Abstract

The present invention relates to a kind of brake gear of adaptive gravity high level fire disaster escaping rope crash facilities, including outer housing, the inner housing being nested in outer housing, elastic portion and braking parts;Inner housing is at least slidably connected in one direction with outer housing;Elastic portion connects inner housing and outer housing, to apply and inner housing and outer housing glide direction opposite effect power;Braking parts are fixedly connected on outer housing or inner housing;Braking parts are used for according to the drag size applied when being pulled out between inner housing and outer housing with respect to the amount of displacement change slided to rope.So set, the resistance and the weight of forced landing person when can be pulled out using rope in the adaptive gravity high level fire disaster escaping rope crash facilities of disclosure brake gear are proportionate, the sinking speed subtractive of the different forced landing person of control weight is small.

Description

The brake gear of adaptive gravity high level fire disaster escaping rope crash facilities
Technical field
The present invention relates to technical field of security and protection, are set more particularly to a kind of adaptive gravity high level fire disaster escaping rope forced landing Standby brake gear.
Background technology
At present, the brake gear of traditional high-rise fire escaping rope forced landing device mainly has fixed resistance formula and resistance hand It is adjustable two kinds dynamic.Wherein, the resistance when high-rise fire escaping rope forced landing device of fixed resistance formula pulls out rope is one Fixed resistance size cannot well adapt to the different weight of forced landing person in this way, can cause to slow down under weight is small, The gravity deficiency that the big decline of weight is fast or weight is small directly results in the result that can not be force-landed.And resistance manual adjustable Resistance when high-rise fire escaping rope forced landing device will generally pull out rope according to own body weight is configured or often needs Two people's cooperations is wanted to complete, a people binds rope decline, and resistance of another people when manual tricing line rope pulls out in real time is big It is small.Although the high-rise fire escape forced landing device of this manual adjustable can be realized is adjusted rope according to the weight of forced landing person Drag size when rope pulls out makes the sinking speed of forced landing person obtain certain control, but under the emergency situation occurred in fire, People generally can not accurately be judged and the equipment being not frequently used is rapidly performed by operating so that escape efficiency is not Height is easily delayed the opportunity escaped in fire.
Invention content
Based on this, a kind of high-rise fire escape of resistance when can be pulled out automatically according to forced landing person's weight regulation rope is provided The brake gear of rope forced landing device.
A kind of brake gear of adaptive gravity high level fire disaster escaping rope crash facilities, including outer housing, is nested in institute State inner housing, elastic portion and the braking parts in outer housing;
The inner housing is at least slidably connected in one direction with the outer housing;
The elastic portion connects the inner housing and the outer housing, is slided with applying with the inner housing and the outer housing Dynamic direction opposite effect power;
The braking parts are fixedly connected on the outer housing or the inner housing;
The braking parts are used to respect to the amount of displacement slided change according between the inner housing and the outer housing The drag size applied when being pulled out to rope.
The dynamic portion for connecting to conduct torque with around cheese is further included in one of the embodiments,;
When the braking parts are fixedly connected on the outer housing, the dynamic portion is fixedly connected on the inner housing;
When the braking parts are fixedly connected on the inner housing, the dynamic portion is fixedly connected on the outer housing;
The braking parts are connect with dynamic portion's friction pair, to apply frictional resistance to the dynamic portion;
The braking parts are provided with friction element and elastic element or lever mechanism;
The elastic element or the lever mechanism are used to be slided according to opposite between the inner housing and the outer housing Amount of displacement change the pressure size that the friction element applies the dynamic portion.
The dynamic portion is connect by transmission shaft with the outer housing or the inner housing in one of the embodiments,;
The transmission shaft is connect with the outer housing or the inner housing bearing;
The dynamic portion is fixedly and coaxially connected with the transmission shaft.
At least one gear is further included in one of the embodiments,;Coaxially fixation connects the gear with the transmission shaft It connects.
Hooks coupling universal coupling is further included in one of the embodiments,;One connecting pin of the Hooks coupling universal coupling with it is described Transmission shaft is fixedly connected, another connecting pin of the Hooks coupling universal coupling is connect with around cheese.
The dynamic portion is connect by fixing axle with the outer housing or the inner housing in one of the embodiments,;Institute Fixing axle is stated to be fixedly connected with the outer housing or the inner housing;
The dynamic portion is connect with the fixed axle bearing;
The dynamic portion is provided with to be fixedly and coaxially connected for the gear teeth of transmission and/or the dynamic portion with gear.
In one of the embodiments, the gear for straight spur gear, spur bevel gear, helical gears or Helical bevel gear.
The inner housing and at least one interval of the outer housing in glide direction in one of the embodiments, Place and/or, at least one elastic portion is provided between the side wall of the inner housing and the outer housing;
The elastic portion includes any one or two kinds in extension spring, compressed spring, flexural spring or torsionspring And two or more combination.
The braking parts are fixedly connected on the outer housing in one of the embodiments, and pass through the inner housing Wall surface and the inner housing clearance fit.
The braking parts, which are provided with, in one of the embodiments, applies the dynamic portion for adjusting the friction element The preload adjustment module of preset pressure.
The adjustment module that pre-tightens includes the threaded post for applying pretightning force in one of the embodiments,.
The braking parts or the inner housing or the outer housing are provided with to limit in one of the embodiments, With respect to the block for the amount of displacement slided between the inner housing and the outer housing.
The inner housing is both provided with an at least sliding bar in any two opposite in one of the embodiments,;
The outer housing is provided with hole corresponding with the sliding bar position and/or groove, for the sliding bar Composition is slidably connected.
Bearing connects between the transmission shaft and the inner housing in one of the embodiments,;On the inner casing body wall It is provided with the bearing block for carrying the transmission shaft.
The braking parts are fixedly connected by screw or bolt with the outer housing in one of the embodiments,.
The braking parts are slidably connected across the inner housing wall surface with the inner housing in one of the embodiments,.
Include two braking parts in one of the embodiments,;Two braking parts are separately positioned on wiring disc spins The both ends of axis.
The inner housing and the outer housing are set respectively in unidirectional adjacent wall surface in one of the embodiments, It is useful for the first hole and the second hole by rope;
First hole or second hole are in opening to seamlessly transit structure.
First hole or second hole are additionally equipped with to prevent in opening in one of the embodiments, The only anti-cutting accessory of rope incised wound.
The anti-cutting accessory includes funnel-shaped structure, the infundibulate knot along axis hole direction in one of the embodiments, Surface blending between structure and hole.
In one of the embodiments, first hole and second hole in opening to seamlessly transit structure.
First hole and second hole are additionally equipped with to prevent in opening in one of the embodiments, The only anti-cutting accessory of rope incised wound.
The brake gear of the adaptive gravity high level fire disaster escaping rope crash facilities of above-mentioned offer, by setting nesting The outer housing and the inner housing enable the outer housing and the inner housing to produce relative sliding.And elastic portion is set to connect The inner housing and the outer housing are connect, to apply and the inner housing and the outer housing glide direction opposite effect power. And the braking parts and the dynamic portion are separately positioned on the outer housing and the inner housing that can be slided relatively, so as to Make the braking parts and the dynamic portion generated with the slip between the inner housing and the outer housing relative displacement and/or Deflection, so as to change the amount of force between the braking parts and the dynamic portion.It so set, can be by changing inside and outside shell Body changes the effect between the braking parts and the dynamic portion due to the relative shift size slided by forced landing person's weight Power size, and when default frictional force size one timing of the braking parts to the dynamic portion, the relative displacement of inner and outer shell slip The gravity size that amount size is born with inner housing at this time or outer housing is proportionate, i.e., friction of the described braking parts to the dynamic portion The pulling force size born in power size and rope is proportionate, so that the rope of high-rise fire escaping rope forced landing device is drawn Resistance when going out can adapt to the variation of rope upper pulling force size automatically, that is, adapt to the weight of forced landing person, make weight light and weight The sinking speed subtractive of the forced landing person of weight is small.
Description of the drawings
Fig. 1 is that the brake gear of adaptive gravity high level fire disaster escaping rope crash facilities that an embodiment provides uses shape State faces cross-sectional view;
Fig. 2 is the brake gear outer housing of adaptive gravity high level fire disaster escaping rope crash facilities that an embodiment provides Front cross-sectional structure diagram;
Fig. 3 is the brake gear inner housing of adaptive gravity high level fire disaster escaping rope crash facilities that an embodiment provides Front cross-sectional structure diagram;
Fig. 4 is the brake gear around cheese of adaptive gravity high level fire disaster escaping rope crash facilities that an embodiment provides The using state structure diagram being connect by transmission shaft with dynamic portion and braking parts;
Fig. 5 be the brake gear of adaptive gravity high level fire disaster escaping rope crash facilities that provides of an embodiment move portion with Braking parts connection status faces cross-sectional view;
Fig. 6 be the brake gear of adaptive gravity high level fire disaster escaping rope crash facilities that provides of an embodiment move portion with The backsight structural representation of braking parts connection status.
Reference sign:100. outer housing;110. the first sliding rod hole;120. the second sliding rod hole;130. third sliding rod hole; 140. the 4th sliding rod hole;150. first mounting grooves;151. first bolts hole;160. second mounting grooves;161. second bolts hole; 170. outer housing spring mounting grooves;180. outer housing rope holes;200. inner housing;210. first slide bars;220. second slide bars; 230. third sliding rod holes;240. the 4th sliding rod holes;250. first mounting holes;260. second mounting holes;270. inner housing springs are pacified Tankage;280. inner housing rope holes;281. anti-cutting accessories;291. first bearing seat;292. second bearing seat;300. around cheese; 410. first dynamic portions;420. second dynamic portions;500. braking parts;510. first braking parts housings;511. first fixing sleeves;512. the One brake spring;513. first friction members;514. first support bar;515. second support bar;516. threaded rod;517. handle; 518. first brake spring erecting beds;519. arc-shapeds are open;520. second braking parts housings;521. second fixing sleeves;522. Second brake spring;523. second friction members;524. third supporting rods;525. the 4th supporting rods;600. transmission shaft;700. compression Spring;800. rope.
Specific embodiment
In this patent document, Fig. 1-6 discussed below and the various implementations for describing the principle of the disclosure or method Example is served only for illustrating, and should not be construed as in any way and limit the scope of the present disclosure.It should be understood by those skilled in the art that , the principle or method of the disclosure can be realized in any mechanical structure suitably arranged.Refer to the attached drawing, the disclosure it is preferred Embodiment will be described below.In the following description, the detailed description that well-known function or configuration will be omitted, in order to avoid The theme of the disclosure is obscured with unnecessary details.Moreover, term used herein defines function according to the present invention.Cause This, the term may according to the intention or usage of user or operator difference.Therefore, term used herein is necessary Understood based on the description made herein.
As shown in Figure 1, a kind of brake gear of adaptive gravity high level fire disaster escaping rope crash facilities, including outer housing 100th, inner housing 200, elastic portion (compressed spring 700 in such as Fig. 1) and the braking parts being nested in outer housing 100.Inner casing Body 200 is at least slidably connected in one direction with outer housing 100.Elastic portion connects inner housing 200 and outer housing 100, to apply Add and 100 glide direction opposite effect power of inner housing 200 and outer housing.Braking parts are fixedly connected on outer housing 100 or inner casing On body 200.Braking parts are used to respect to the amount of displacement slided change to rope according between inner housing 200 and outer housing 100 800 drag sizes applied when pulling out.In this disclosure, outer housing 100 and inner housing 200 are either with continuous envelope (space that skeleton surrounds can for the housing (such as sleeve class formation) for the face structure for closing surface or simply skeleton structure It is envisioned for virtual surface), i.e., it is at least slidably connected in one direction between outer skeleton and inner frame.Under normal circumstances, it is sliding Dynamic connection is mainly included in glide direction sets the sliding bar identical with glide direction and hole to form and slide in inner and outer shell respectively Dynamic structure or in glide direction respectively inner and outer shell setting with glide direction vertical sliding motion bar and with slip side Slide construction is formed to identical slot hole or long slot structure.Since the high-rise fire escape forced landing device in the disclosure is by urgent During the gravity of drop person, inner and outer shell can produce relative sliding, in order to enable the opposite displacement slided of inner and outer shell according to weight Power it is of different sizes and different, there is provided elastic portion (compressed spring 700 as shown in Figure 1) connection inner housings 200 and shell Body 100, to apply and 100 glide direction opposite effect power of inner housing 200 and outer housing.Using elastomeric element deformation quantity with The characteristic that stress size is proportionate makes the gravity that the relative shift of inner and outer shell and inner and outer shell are born be proportionate, and Braking parts apply according to when being pulled out between inner housing 200 and outer housing 100 with respect to the amount of displacement change slided to rope 800 Drag size.And then resistance increase when pulling out rope 800 in high-rise fire escaping rope forced landing device, with slow down compared with The decrease speed of big weight forced landing person, prevents decrease speed too fast and additional injury is caused to forced landing person.On the contrary, forced landing person's body It is again lighter, the gravity that inner and outer shell is subject to regard to smaller, so as to make high-rise fire escape forced landing device in rope 800 pull out when Resistance reduces, the speed for the lighter forced landing person that puts on weight, and to prevent forced landing speed from reducing forced landing rate slowly excessively, while also can It is stuck caused by preventing the resistance during pull-out of rope 800 in high-rise fire escape forced landing device excessive, interrupt forced landing.This It is outside, above-mentioned that " elastic portion connects inner housing 200 and outer housing 100, to apply and 100 glide direction phase of inner housing 200 and outer housing Anti- active force." in " 100 glide direction of inner housing 200 and outer housing " refer to:Opposite glide direction, i.e., when with shell When body 100 is fixed reference system, elastic portion applies with inner housing 200 relative to 100 glide direction opposite effect power of outer housing. When being fixed reference system with inner housing 200, elastic portion applies opposite relative to 200 glide direction of inner housing with outer housing 100 Active force.
In one of the embodiments, as shown in Figure 1, further including to connect to conduct the dynamic of torque with around cheese 300 Portion.Braking parts 500 are fixedly connected on outer housing 100.Dynamic portion is fixedly connected on inner housing 200.Braking parts 500 are rubbed with dynamic portion Secondary connection is wiped, to apply frictional resistance to dynamic portion.Braking parts are provided with friction element and elastic element or lever mechanism.Bullet Property element or lever mechanism be used to be changed according to the amount of displacement slided opposite between inner housing 200 and outer housing 100 and rub The pressure size that unit applies to moving portion.In the embodiment, around cheese 300 is rotating mechanism, under normal circumstances, is attached thereto simultaneously The dynamic portion for conducting torque is disk rotation structure.In order to enable elastic element or lever mechanism according to inner housing 200 and outer housing 100 Between with respect to slide amount of displacement change friction element to move portion apply pressure size, usually fixed in braking parts 500 When being connected on outer housing 100, dynamic portion is fixedly connected on inner housing 200.In addition, the embodiment is when in use, by outer housing 100 is fixed, and pulling force when making the inner housing 200 be pulled out by rope 800 generates slide displacement in outer housing 100, and utilizes The displacement changes displacement and/or deflection angle between braking parts 500 and dynamic portion etc., so as to pass through elastic element or lever mechanism Friction element is made to change to moving the pressure size that portion applies.So set, it can not only realize according to inner housing 200 and outer housing The drag size applied when being pulled out between 100 with respect to the amount of displacement change slided to rope, and it is simple in structure, and performance can It leans on.Meanwhile use simplicity.
Braking parts are fixedly connected on inner housing 200 in one of the embodiments,.Dynamic portion is fixedly connected on outer housing On 100.In the embodiment, in order to enable elastic element or lever mechanism according to opposite between inner housing 200 and outer housing 100 The amount of displacement of slip changes the pressure size that friction element applies to moving portion, usually including braking parts 500 are fixedly connected When on housing 200, dynamic portion is fixedly connected on outer housing 100.In addition, the embodiment is when in use, inner housing 200 is fixed not Dynamic (can be by the way that inner housing 200 is hung realization), pulling force when making the outer housing 100 be pulled out by rope 800 produce on inner housing 200 Raw slide displacement, and using the displacement between displacement change braking parts 500 and dynamic portion and/or deflection angle etc., so as to pass through Elastic element or lever mechanism make friction element change to moving the pressure size that portion applies.So set, it can not only realize root According to the drag size applied when being pulled out between inner housing and outer housing with respect to the amount of displacement change slided to rope, Er Qiejie Structure is simple, dependable performance.Meanwhile use simplicity.
In one of the embodiments, as shown in Figure 1, being included for being connect with around cheese 300 with the dynamic portion for conducting torque First dynamic 410 and second dynamic portion 420 of portion corresponds to the first braking parts and the second braking parts respectively.First braking parts and the second braking Portion is fixedly connected on outer housing 100.First dynamic 410 and second dynamic portion 420 of portion is fixedly connected on inner casing by transmission shaft 600 On body 200.First braking parts and the second braking parts set the first friction member 513 and the second friction member 523 single as friction respectively Member.First braking parts by the first friction member 513 and the first dynamic portion 410 rub it is secondary connect, the second braking parts pass through second and rub Part 523 and the second dynamic portion 420 rub it is secondary connect, with 410 and second dynamic portion 420 of portion application frictional resistance dynamic to first.In addition, the One braking parts and the second braking parts set 512 and second brake spring 522 of first brake spring as according to inner casing respectively Change the bullet for the pressure size that friction element applies to moving portion between body 200 and outer housing 100 with respect to the amount of displacement slided Property element.By the first friction member 513, to first, dynamic portion 410 applies elastic pressure to first brake spring 512.Second brake spring 522 by the second friction member 523, to second, dynamic portion 420 applies elastic pressure.When in use, outer housing 100 is consolidated for the embodiment Fixed motionless, pulling force when making the inner housing 200 be pulled out by rope 800 generates slide displacement in outer housing 100, and the utilization displacement Change the displacement between the first braking parts and the first dynamic 410 and second braking parts of portion and the second dynamic portion 420.When the first braking (as dynamic portion is inserted into system when portion and more and more nearer the distance between the first dynamic 410 and second braking parts of portion and the second dynamic portion 420 When the depth in dynamic portion is increasing), 512 and second brake spring 522 of first brake spring will be generated increasing by compression Elastic force.Lead to the first friction member 513 being fixedly connected with 512 and second brake spring 522 of first brake spring and the second friction To first, the pressure in dynamic 410 and second dynamic portion 420 of portion is increasing respectively for part 523, the first friction member 513 to first dynamic portion 410 and second friction coefficient one timing of the friction member 523 to second between dynamic portion 420, frictional force is with the first friction member 51 To first, to second, pressure becomes larger and becomes larger dynamic 410 and second friction member 523 of portion between dynamic portion 420.So as to make the embodiment The corresponding adaptive gravity high level fire disaster escaping rope crash facilities of brake gear can be according to inner housing 200 and outer housing 100 Between the drag size that applies when being pulled out with respect to the amount of displacement change slided to rope 800.
In one of the embodiments, as shown in Figure 1, dynamic portion passes through transmission shaft 600 and outer housing 100 or inner housing 200 Connection.Transmission shaft 600 is connect with outer housing 100 or 200 bearing of inner housing.Dynamic portion is fixedly and coaxially connected with transmission shaft 600.At this In embodiment, dynamic portion is fixedly connected with transmission shaft 600, and angular velocity of rotation is identical.Under normal circumstances, move portion, transmission shaft 600 and around Cheese three is coaxially connected after mounting.
At least one gear is further included in one of the embodiments,.Gear is fixedly and coaxially connected with transmission shaft.In the reality It applies in example, is fixedly and coaxially connected between gear, transmission shaft and dynamic portion three.In actual use, in order to make portion and around cheese 300 connect to transmit torque, and transmission gear should be also provided with or in around cheese 300 on the transmission shaft being connect with around cheese 300 The gear teeth and the above-mentioned gear engaged transmission being fixedly and coaxially connected with dynamic portion are directly set on side plate.Under normal circumstances, the embodiment In dynamic portion rotary shaft and around cheese 300 rotary shaft after mounting based on parastate.Multiple gears, the disclosure are set Brake gear can apply the rotational resistance with tension variations for multiple around cheeses simultaneously.
Hooks coupling universal coupling is further included in one of the embodiments,.One connecting pin of Hooks coupling universal coupling is consolidated with transmission shaft Fixed connection, the other end of Hooks coupling universal coupling are connect with around cheese.So set, the rotary shaft of around cheese 300 can be made with moving The rotary shaft in portion is set after mounting in multiple angles.
Portion is moved in one of the embodiments, to connect with outer housing 100 or inner housing 200 by fixing axle.Fixing axle with Outer housing 100 or inner housing 200 are fixedly connected.Dynamic portion is connect with fixed axle bearing.Dynamic portion is provided with the gear teeth for transmission.It should In embodiment, dynamic portion is using bearing with that can be rotated after fixing axis connection around fixing axle.Dynamic portion is braking parts and around cheese 300 torque intermediate transfer component, therefore, dynamic portion need to connect with braking parts and around cheese 300 simultaneously.When dynamic portion, setting is useful When the gear teeth of transmission, in actual use, in order to which portion is made to be connect with around cheese 300 to transmit torque, connect with around cheese 300 Should also be provided with transmission gear on the transmission shaft connect or directly set on the side plate of around cheese 300 gear teeth with it is above-mentioned same with dynamic portion The gear engaged transmission that axis is fixedly connected.Under normal circumstances, the rotation of the rotary shaft in the dynamic portion in the embodiment and around cheese 300 Axis is after mounting based on parastate.Multiple gears are set, and disclosure brake gear can apply for multiple around cheeses simultaneously With the rotational resistance of tension variations.
Portion's gear is moved in one of the embodiments, to be fixedly and coaxially connected.Dynamic portion and gear in the embodiment is coaxially solid After fixed connection, at least one in dynamic portion and gear is connect with fixed axle bearing.
Gear is straight spur gear or helical gears in one of the embodiments,.Gear in the embodiment Setting can realize that disclosure brake gear moves portion's rotary shaft in a state of use and the rotary shaft of around cheese 300 is arranged in parallel.
Gear is spur bevel gear or helical bevel gear in one of the embodiments,.Gear in the embodiment Setting can realize that disclosure brake gear moves portion's rotary shaft and intersects setting with the rotary shaft of around cheese 300 in a state of use (intersecting two ways including space intersection and plane).
In one of the embodiments, as shown in Figure 1, inner housing 200 and outer housing 100 in glide direction at least one A interval is provided at least one elastic portion.Elastic portion in the embodiment is for one by a type of elastic element or two The set of kind and two or more elastic elements.Elastic portion as shown in Figure 1 then includes one or two and more than two compressions Spring 700.When inner housing 200 and outer housing 100 are when two intervals in glide direction are both provided with elastic portion, such as one A interval sets multiple compressed springs 700, and during another interval multiple extension springs of setting, an elastic portion both may be used To include one or two and more than two compressed springs 700 or including one or two and more than two drawings Spring is stretched, can also be the set including at least one compressed spring 700 and at least one extension spring.Other types spring is also So.In addition, between the embodiment by elastic portion due to being arranged on inner housing 200 and outer housing 100 between glide direction upper shell It every place, therefore theoretically only needs to reserve interval in glide direction in inner housing 200 and outer housing 100, without inside Spacing between the side wall of housing 200 and outer housing 100.It is slidably connected when being used between 100 side wall of inner housing 200 and outer housing When, the slide area of inner housing 200 and outer housing 100 can be increased, reduce what is slided between inner housing 200 and outer housing 100 Frictional force, so as to improve the lubricant effect of disclosure device and service life.
At least one elasticity is provided between the side wall of inner housing 200 and outer housing 100 in one of the embodiments, Portion.Elastic portion in the embodiment is for one by a type of elastic element or two kinds and the collection of two or more elastic elements It closes.For example, at least one compressed spring 700 can be both set between the side wall of inner housing 200 and outer housing 100, it can also At least one extension spring is set, at least one compressed spring 700 and at least one extension spring can also be set simultaneously, and only It needs to make elastic portion that can even apply and 100 glide direction opposite effect power of inner housing 200 and outer housing.At this point, one A elastic portion can both include one or two and more than two compressed springs 700 or including one or two and More than two extension springs can also be the set including at least one compressed spring 700 and at least one extension spring.Separately Outside, it between the embodiment by elastic portion due to being arranged on the side wall of inner housing 200 and outer housing 100, can realize in theory Interval is only reserved in the glide direction of inner housing 200 and outer housing 100, without in inner housing 200 and outer housing 100 Spacing between side wall.When between 100 side wall of inner housing 200 and outer housing using being slidably connected, inner housing 200 can be increased With the slide area of outer housing 100, the frictional force slided between inner housing 200 and outer housing 100 is reduced, so as to improve the disclosure The lubricant effect and service life of device
In one of the embodiments, at least one interval in glide direction of inner housing 200 and outer housing 100 and At least one elastic portion is both provided between the side wall of inner housing 200 and outer housing 100.The set-up mode of the embodiment only needs Make elastic portion that can even apply and 100 glide direction opposite effect power of inner housing 200 and outer housing.
Elastic portion includes extension spring, compressed spring 700, flexural spring or torsionspring in one of the embodiments, In any one or two kinds and two or more combinations.In the embodiment, the combination of elastic portion elastic element refers to elastic member The combination of part type, the elastic element of each type work independently, and should not be construed as different types of elastic element and are tied at itself Combination on structure.For example, when in two intervals of the disclosure device on inner housing 200 and 100 glide direction of outer housing One interval sets multiple compressed springs 700, and during another interval multiple extension springs of setting, an elastic portion was both Can include one or two and more than two compressed springs 700 or including one or two and it is more than two Extension spring can also be the set including at least one compressed spring 700 and at least one extension spring.Other types spring It is as the same.
In one of the embodiments, as shown in Figure 1, braking parts are fixedly connected on outer housing 100, and pass through inner housing 200 wall surface and inner housing clearance fit.The interval that can reduce between inner housing 200 and outer housing 100 is arranged such, rationally Using the space of disclosure device, and then reduce the volume of disclosure device.
In one of the embodiments, as shown in Fig. 5 Fig. 6, braking parts are provided with that (such as first rubs for adjusting friction element Wipe 513 and second friction member 523 of part) to the preload tune of dynamic portion (the such as first dynamic 410 and second dynamic portion 420 of portion) application preset pressure Save module.Since disclosure device needs inner housing 200 and outer housing 100 to be made to generate relatively by the application of forced landing person's its own gravity The power of slip can just make the disclosure change size of the braking parts to dynamic portion's applied force according to forced landing person's own body weight.Therefore, in order to Inner housing 200 and outer housing 100 is enable to be produced relative sliding according to forced landing person's own body weight to the pulling force of rope 800, is needed Braking parts are provided with the preload adjustment module for adjusting default resistance to moving portion, to set initial frictional.
In one of the embodiments, as shown in Fig. 5 Fig. 6, pre-tighten adjustment module and include the screw thread for applying pretightning force Column (is such as arranged on the threaded post 516 in the first braking parts).Threaded post 516 passes through and the first braking parts housing 510 and the first system Dynamic portion's housing 510 or other fixing piece screw thread being connect with the first braking parts housing 510 engagements.First braking parts housing 510 is The motive force being axially moved is provided when threaded post 516 rotates.Pretightning force, a side are adjusted using threaded threaded post 516 is set Face can conveniently realize the adjusting of pretightning force by rotation, on the other hand can realize the electrodeless adjustment of pretightning force.
In one of the embodiments, as shown in Fig. 5 Fig. 6, the one end of threaded post 516 in the first braking parts housing 510 First brake spring erecting bed 518 is provided with for fixing first brake spring 512.In the brake gear of the disclosure, first The preferred modes of emplacement of brake spring erecting bed 518 is that its axis is identical with its Impact direction.Therefore, it is needed in the first braking parts First brake spring 512 is maintained to certain position, using by first brake spring 512 and first brake spring erecting bed 518 to be fixedly connected be one of various ways.In the fixed form, first brake spring erecting bed 518 can be with threaded post 516 Circumferentially it is slidably connected (first brake spring erecting bed 518 can be moved around the shaft rotation of threaded post 516), it can also be with threaded post 516 are fixedly connected.
It is provided with that first brake spring is installed on first brake spring erecting bed 518 in one of the embodiments, 512 blind hole.First brake spring 512 is directly placed in blind hole, i.e., first brake spring 512 can freely go out in blind hole Enter.In the embodiment, blind hole is used to limit first brake spring 512 in a set direction.
In one of the embodiments, as shown in Fig. 5 Fig. 6, threaded post 516 stretches out one outside the first braking parts housing 510 End is provided with handle 517.Applying torsion from handle 517 will drive screw thread master 516 to rotate, and be spiral shell in the first braking parts housing 510 Line column 516 provide axial thrust under, threaded post 516 axially movable, with by changing first brake spring erecting bed 518 The pretightning force of Level Change first brake spring 512, so as to change the default skid resistance of the first braking parts.
Handle 517 is arranged on the outside of outer housing 100 across outer housing 100 in one of the embodiments,.Threaded post One end outside 516 the first braking parts housings 510 of stretching is connect by power transmission machinery structure with handle 517.In the embodiment In, handle 517 is arranged on the outside of outer housing 100 convenient for adjusting the pretightning force in the first braking parts dynamic portion 410 to first.It is identical , each unit set-up mode in the second braking parts is identical with the corresponding unit set-up mode in the first braking parts.
Handle 517 is arranged on the outside of outer housing 100 across outer housing 100 in one of the embodiments,.Threaded post One end outside 516 the first braking parts housings 510 of stretching is connect by a transmission shaft with threaded post 516.Threaded post 516 and transmission The rotation overlapping of axles of axis.In this embodiment, it is fixedly connected between 517 three of threaded post 516, transmission shaft and handle, to realize The rotation of handle 517 directly drives threaded post 516 to rotate with identical torque.By changing first brake spring erecting bed 518 Level Change first brake spring 512 pretightning force, so as to change the default skid resistance of the first braking parts.
Handle 517 is arranged on the outside of outer housing 100 across outer housing 100 in one of the embodiments,.Threaded post One end outside 516 the first braking parts housings 510 of stretching is connect by two transmission shafts with threaded post 516.Between two transmission shafts It is connected by gear connection or Hooks coupling universal coupling.In this embodiment, under normal circumstances, the rotation of threaded post 516 and transmission shaft Axis intersects and (intersects including space intersection and plane).Wherein a transmission shaft is fixedly and coaxially connected with threaded post 516.Other one Transmission shaft is fixedly connected with handle 517, and handle 517 drives the transmission shaft to rotate about shaft rotation and moves.When between two transmission shafts Gear ratio is 1:When 1, the angle that handle 517 rotates is identical with the angular dimension that threaded post 516 rotates.When two transmission shafts Between gear ratio be non-1:When 1, the angle that handle 517 rotates is different from the angular dimension that threaded post 516 rotates, but should Kind embodiment can pass through big gearratio and realize that the more accurate of pretightning force is adjusted.
The first braking parts as shown in figures 1 to 6 in one of the embodiments, 510 outer surface of the first braking parts housing are set It is equipped with that the first support bar 514 of support and second support bar 515 are connect and fixed with outer housing 100.First support bar 514 The bolt hole for being connect with bolt thread is provided with the one end of second support bar 515 far from the first braking parts housing 510.The One supporting rod 514 is connect after passing through the first mounting hole 250 set on inner housing 200 with the first mounting groove 150 on outer housing, And bolt is passed through what is set afterwards with the one end of first support bar 514 far from the first braking parts housing 510 from the first bolt hole 151 Bolt hole connects.Second support bar 515 pass through on inner housing 200 after the second mounting hole 260 for setting with second on outer housing Mounting groove 160 connects, and bolt is passed through from the second bolt hole 161 afterwards with second support bar 515 far from the first braking parts housing The bolt hole connection of 510 one end setting.
In one of the embodiments, such as Fig. 4 Fig. 5 the first braking parts shown in fig. 6, the periphery of first brake spring 512 It is provided with the first fixing sleeve 511 for preventing first brake spring 512 from being skewed by shearing force.So set, it can prevent First brake spring 512 causes elastic force reversely to change being occurred bending shaft by larger non-axial force, so as to cause brake Dynamics changes, and influences braking effect.
In one of the embodiments, such as Fig. 4 Fig. 5 the first braking parts shown in fig. 6, one end of first brake spring 512 It is fixed on first brake spring erecting bed 518, other end is used to fix the first friction member 513.First friction member 513 is used for It is contacted with the first dynamic portion 410 and frictional force is applied with portion 410 dynamic to first.Set 513 one side of the first friction member that can obtain one The friction coefficient of a stabilization, making the frictional force of disclosure device, to first, the pressure at right angle in dynamic portion 410 is in the first friction member 513 Direct ratio (the certain direct ratio functional relation of coefficient).
In one of the embodiments, as shown in Figure 4 and 1, including the first braking parts and the second braking parts.First braking parts The both ends of 300 rotary shaft of around cheese are separately positioned on the second braking parts.Second braking parts are used for second dynamic 420 side of application of portion To active force.Second braking parts include the second braking parts housing 520 and pre-tighten module.Module is wherein pre-tightened to set with the first braking parts Preload module (as shown in Figure 5) structure put is identical.Second braking parts, 520 outer surface is provided with to connect with outer housing 100 And 524 and the 4th supporting rod 525 of third supporting rod of fixed support.524 and the 4th supporting rod 525 of third supporting rod is far from second One end of braking parts housing 520 is provided with the bolt hole for being connect with bolt thread.524 and the 4th supporting rod of third supporting rod After 525 pass through two mounting holes identical with the first mounting hole 250 and 260 structure of the second mounting hole set on inner housing 200 It is connect with the mounting groove being correspondingly arranged on outer housing 100, connection mode is with first support bar 514 and second support bar 515 and outside The connection mode of housing 100 is identical.
Second braking parts as shown in Figure 4 in one of the embodiments, further include the second brake spring 522, second brake The periphery of car spring 522 is provided with the second fixing sleeve 521 for preventing the second brake spring 522 from being skewed by shearing force.Such as This setting, can prevent the second brake spring 522 from elastic force being caused reversely to change being occurred bending shaft by larger non-axial force Become, change so as to cause braking strength, influence braking effect.
Second braking parts as shown in Figure 4 in one of the embodiments, further include the second friction member 523.Second friction Part 523 is bonded, and apply a certain size pretightning force after being fixed on the top of the second brake spring 522 with the second dynamic portion 420
Braking parts or inner housing 200 or outer housing 100 are provided with to limit inner housing in one of the embodiments, With respect to the block for the amount of displacement slided between 200 and outer housing 100.It is generated relatively when making inner housing 200 and outer housing 100 When the power of slip is uneven, braking parts can be caused to generate corresponding variation to dynamic portion's applied force, further make disclosure device rope Resistance when rope 800 pulls out generates corresponding variation, so as to which forced landing person be made to generate the variation in decrease speed, the generation of acceleration It can lead to the generation of momentum, since the quality of human body is larger, acceleration will generate larger rush generation small variation Amount, the pulling force moment increase that rope 800 can on the one hand born, leads to increasing for insecurity, on the other hand, to rope 800 pulling force moment increase can also make the displacement moment increase that inner housing 200 and outer housing 100 produce relative sliding, into one Step causes braking parts that may cause to stop since frictional force is excessive when increasing to a certain extent to dynamic portion's applied force moment increase Vehicle is stuck.Braking parts and dynamic portion generate larger displacement and/or offset in order to prevent, in braking parts or inner housing 200 or Outer housing 100 be provided with for prevent braking parts and dynamic portion's pressure excessive and cause stuck block or other for limiting in With respect to the structure for the amount of displacement slided between housing 200 and outer housing 100.
In one of the embodiments, such as Fig. 5 the first braking parts shown in fig. 6, the first braking parts housing 510 is in transmission shaft 600 lower sections are provided with arc-shaped opening 519 to prevent transmission shaft 600 from being made be attached thereto first to move by excessive lower pulling force Pressure is excessive and cause stuck between 410 and first braking parts of portion.
Inner housing is both provided with an at least sliding bar in any two opposite in one of the embodiments,.Shell Body is provided with hole corresponding with sliding bar position and/or groove, for being slidably connected with sliding bar composition.
In one of the embodiments, as shown in Fig. 1 Fig. 2 Fig. 3, two opposites difference of the inner housing in glide direction There is provided the first slide bar 210, the second slide bar 220,230 and the 4th sliding rod holes 240 of third sliding rod hole.Outer housing 100 is in slip side Two upward opposites are respectively provided with the first sliding rod hole 110, the second sliding rod hole 120, third sliding rod hole 130 and the 4th and slide Rod aperture 140.Wherein, the first slide bar 210 is inserted into the first sliding rod hole 110 composition and is slidably connected.Second slide bar 220 is inserted into the second slide bar Hole 120 forms and is slidably connected.Third slide bar 230 is inserted into 130 composition of third sliding rod hole and is slidably connected.4th slide bar 240 is inserted into the Four sliding rod holes 140 composition is slidably connected.
Bearing connects between transmission shaft and inner housing 200 in one of the embodiments,.It is provided on 200 wall of inner housing For carrying the bearing block of transmission shaft 600.
In one of the embodiments, as shown in Figure 1, the rotary shaft of around cheese 300 and the rotary shaft weight of transmission shaft 600 It closes.Bearing connects between transmission shaft 600 and inner housing 200.The bearing for carrying transmission shaft is provided on 200 wall of inner housing Seat.The embodiment is preferred embodiment of the present disclosure, so set, on the one hand by setting the rotary shaft and biography of around cheese 300 The rotation overlapping of axles of moving axis 600 so that this embodiment scheme structure is simpler.On the other hand, around cheese 300 is passed through into transmission Axis 600 is connect with inner housing 200 so that the embodiment makes inner housing 200 in outer housing 100 by fixing shell body 100 It slides, this mode is more in line with the structure feature of modern architecture, the installation and fixation of the disclosure device when easy to use.
In one of the embodiments, as shown in figure 3, inner housing 200 is provided with first bearing seat 291 in two opposites With second bearing seat 292.The coincidence of the axis of first bearing seat 291 and second bearing seat 292 is parallel or intersecting.It is intersecting to include Space intersection.
In one of the embodiments, as shown in Figure 1, braking parts are fixedly connected by screw or bolt with outer housing 100. So set, when outer housing 100 by it is fixed when, the positions of braking parts (such as the first braking parts and the second braking parts) also will be relative to Outer housing 100 is fixed.The relative displacement in portion and braking parts is moved at this time and/or is deflected completely by inner housing 200 relative to shell The slide displacement amount of body 100 determines.Braking parts can both be slidably connected to pass through 200 wall surface of inner housing with inner housing 200 at this time, The interval that can be arranged between inner housing 200 and outer housing 100.Wherein, when braking parts are arranged on inner housing 200 and shell During interval between body 100, dynamic portion corresponding with the braking parts also it is corresponding be arranged on inner housing 200 and outer housing 100 it Between interval.
In one of the embodiments, as shown in Figure 1, braking parts pass through 200 wall surface of inner housing to slide company with inner housing 200 It connects.The interval that can reduce between inner housing 200 and outer housing 100 is arranged such, rationally utilizes the space of disclosure device, into And reduce the volume of disclosure device.
In one of the embodiments, as shown in Figure 4 and 1, including two braking parts.Two braking parts be separately positioned on around The both ends of 300 rotary shaft of cheese.In the embodiment, two braking parts can be two independent components set respectively with around The coaxial both ends of the drive shaft of cheese 300 or as two side plates of around cheese 300.Wherein, when two braking parts of setting The component independent for two is set respectively with that in the coaxial both ends of the drive shaft of around cheese 300, on the one hand can reduce transmission Torsion angle when axis is by torsion, while make uniform force.On the other hand, there is provided redundancy braking parts can improve disclosure device Reliability.
In one of the embodiments, as shown in Figs. 1-3 inner housing 200 and outer housing 100 in unidirectional adjacent wall Face is separately provided for the first hole 180 and the second hole 280 by rope.First hole 180 or the second hole 280 exist Opening is seamlessly transits structure.For forced landing person during decline, rope 800 will bear the weight of entire human body.Larger drawing Power can allow rope 800 to bear the shearing force of bigger in knee, if make at this time rope 800 be forced knee for rough surface or There are corner angle, then larger damage is easily generated to rope 800.Therefore, it is necessary to will be used for the first hole 180 by rope and Two holes, 280 opening is set as seamlessly transitting structure.
The first hole 180 or the second hole 280 are additionally equipped with to prevent in opening in one of the embodiments, The anti-cutting accessory 281 of rope incised wound.In process, under normal circumstances individually one gadget of processing than one big And it is simply more in complicated structure to process a structure.The embodiment is using anti-cutting accessory in the first hole 180 or the Two holes 280 combine the mode of installation with inner housing 200 or outer housing 100, can simplify the process of disclosure device, carry High efficiency.In addition, under normal circumstances, due to keeping vertical landing mostly when landing by gravity, in 100 hole of outer housing Hole, i.e., when the first hole 180 is larger, the first hole 180 can not also install anti-cutting accessory, with save cost and reduce production and Number of assembling steps.
In one of the embodiments, as shown in figure 3, since the around cheese 300 in the embodiment is arranged on inner housing 200 In, thus anti-cutting accessory 281 is arranged on inner housing 200 with prevent rope from the second hole 280 pull out when the second hole 280 open Corner angle incised wound rope at mouthful.
In one of the embodiments, as shown in figure 3, anti-cutting accessory 281 includes funnel-shaped structure, funnel along axis hole direction It surface blending or is seamlessly transitted between shape structure and hole, to reduce damage of the hole edge corner angle to rope 800.
In one of the embodiments, the first hole 180 and the second hole 280 in opening to seamlessly transit structure.It should In embodiment, opening is set as at the first hole 180 and the second hole 280 to seamlessly transit structure.Under normal circumstances, it presses According to rope 800 pull out direction (the first hole 180 from the second hole 280 to outer housing 100 on inner housing 200), only Need by rope 800 into fashionable 280 opening of the second hole and rope 800 pull out when 180 opening of the first hole set To seamlessly transit the forced landing demand under the conditions of structure can meet major part under the premise of reliability is ensured.
The first hole 180 and the second hole 280 are additionally equipped with to prevent in opening in one of the embodiments, The anti-cutting accessory 281 of rope incised wound.
The brake gear of the adaptive gravity high level fire disaster escaping rope crash facilities of above-mentioned offer, by setting nesting Outer housing 100 and inner housing 200 enable outer housing 100 and inner housing 200 to produce relative sliding.And it sets in elastic portion connection Housing 200 and outer housing 100, to apply and 100 glide direction opposite effect power of inner housing 200 and outer housing.It and will braking Portion and dynamic portion be separately positioned on can on the opposite outer housing 100 and inner housing 200 slided, so as to make braking parts and dynamic portion with Slip between inner housing 200 and outer housing 100 and generate relative displacement and/or deflection, so as to change braking parts and dynamic portion it Between amount of force.It so set, can be by changing inner and outer shell due to the opposite position slided by forced landing person's weight Shifting amount size changes the amount of force between braking parts and dynamic portion, and when braking parts are certain to the default frictional force size for moving portion When, the gravity size that the relative shift size of inner and outer shell slip is born with inner housing at this time or outer housing is proportionate, i.e., The pulling force size that braking parts are born in the frictional force size and rope to moving portion is proportionate, so that high-rise fire escaping rope The resistance when rope of rope forced landing device pulls out can adapt to the variation of rope upper pulling force size automatically, that is, adapt to the body of forced landing person Weight, makes weight light and the sinking speed subtractive of the forced landing person of heavyweight vehicle is small.
Each technical characteristic of embodiment described above can be combined arbitrarily, to make description succinct, not to above-mentioned reality It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited In contradiction, it is all considered to be the range of this specification record.
Embodiment described above only expresses the several embodiments of the present invention, and description is more specific and detailed, but simultaneously It cannot therefore be construed as limiting the scope of the patent.It should be pointed out that those of ordinary skill in the art are come It says, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the protection of the present invention Range.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.

Claims (13)

1. a kind of brake gear of adaptive gravity high level fire disaster escaping rope crash facilities, which is characterized in that including outer housing, Inner housing, elastic portion and the braking parts being nested in the outer housing;
The inner housing is at least slidably connected in one direction with the outer housing;
The elastic portion connects the inner housing and the outer housing, to apply and the inner housing and the outer housing slip side To opposite effect power;
The braking parts are fixedly connected on the outer housing or the inner housing;
The braking parts are used to respect to the amount of displacement slided change to rope according between the inner housing and the outer housing The drag size that rope applies when pulling out.
2. brake gear according to claim 1, which is characterized in that further include to connect to conduct torque with around cheese Dynamic portion;
When the braking parts are fixedly connected on the outer housing, the dynamic portion is fixedly connected on the inner housing;
When the braking parts are fixedly connected on the inner housing, the dynamic portion is fixedly connected on the outer housing;
The braking parts are connect with dynamic portion's friction pair, to apply frictional resistance to the dynamic portion;
The braking parts are provided with friction element and elastic element or lever mechanism;
The elastic element or the lever mechanism are used for the position according to slip opposite between the inner housing and the outer housing Shifting amount size changes the pressure size that the friction element applies the dynamic portion.
3. brake gear according to claim 2, which is characterized in that the dynamic portion by transmission shaft and the outer housing or The inner housing connection;
The transmission shaft is connect with the outer housing or the inner housing bearing;
The dynamic portion is fixedly and coaxially connected with the transmission shaft.
4. brake gear according to claim 3, which is characterized in that further include at least one gear;The gear and institute Transmission shaft is stated to be fixedly and coaxially connected.
5. brake gear according to claim 3, which is characterized in that further include Hooks coupling universal coupling;
One connecting pin of the Hooks coupling universal coupling is fixedly connected with the transmission shaft, another connecting pin is connect with around cheese.
6. brake gear according to claim 2, which is characterized in that the dynamic portion by fixing axle and the outer housing or The inner housing connection;
The fixing axle is fixedly connected with the outer housing or the inner housing;
The dynamic portion is connect with the fixed axle bearing;
The dynamic portion is provided with to be fixedly and coaxially connected for the gear teeth of transmission and/or the dynamic portion with gear.
7. the brake gear according to claim 4 or 6, which is characterized in that the gear is straight spur gear, straight-tooth is justified Bevel gear, helical gears or helical bevel gear.
8. brake gear according to claim 1, which is characterized in that the inner housing is with the outer housing in glide direction On at least one interval and/or, at least one bullet is provided between the side wall of the inner housing and the outer housing Property portion;
The elastic portion includes any one or two kinds and two in extension spring, compressed spring, flexural spring or torsionspring Kind or more combination.
9. brake gear according to claim 1, which is characterized in that the braking parts are fixedly connected on the outer housing On, and the wall surface across the inner housing and the inner housing clearance fit.
10. brake gear according to claim 2, which is characterized in that the braking parts are provided with to adjust described rub Wipe the preload adjustment module that unit applies the dynamic portion preset pressure.
11. brake gear according to claim 10, which is characterized in that the preload adjustment module includes pre- for applying The threaded post of clamp force.
12. brake gear according to claim 1, which is characterized in that the braking parts or the inner housing or described Outer housing is provided with to limit between the inner housing and the outer housing with respect to the block for the amount of displacement slided.
13. brake gear according to claim 1, which is characterized in that the inner housing is all provided in any two opposite It is equipped with an at least sliding bar;
The outer housing is provided with hole corresponding with the sliding bar position and/or groove, for being formed with the sliding bar It is slidably connected.
CN201711475995.7A 2017-12-29 2017-12-29 The brake gear of adaptive gravity high level fire disaster escaping rope crash facilities Pending CN108159586A (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111481845A (en) * 2020-04-10 2020-08-04 江苏理工学院 Adjustable escape device and control method thereof
CN112157079A (en) * 2020-09-26 2021-01-01 宜宾学院 Pipe cleaner roller type impact suppressor
CN112207096A (en) * 2020-09-26 2021-01-12 宜宾学院 Pipe cleaner speed impact suppression mechanism

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CN2081735U (en) * 1990-07-28 1991-07-31 戴加洪 Self-saving appparatus for high building on disasters
CN2778321Y (en) * 2005-03-08 2006-05-10 高翠悌 Safety landing device
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CN202113507U (en) * 2011-05-04 2012-01-18 合肥市富园汽车改装有限公司 Descent control device capable of regulating speed automatically
CN208065586U (en) * 2017-12-29 2018-11-09 深圳市维兴顺科技有限公司 The brake gear of adaptive gravity high level fire disaster escaping rope crash facilities

Patent Citations (5)

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Publication number Priority date Publication date Assignee Title
CN2081735U (en) * 1990-07-28 1991-07-31 戴加洪 Self-saving appparatus for high building on disasters
CN2778321Y (en) * 2005-03-08 2006-05-10 高翠悌 Safety landing device
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CN202113507U (en) * 2011-05-04 2012-01-18 合肥市富园汽车改装有限公司 Descent control device capable of regulating speed automatically
CN208065586U (en) * 2017-12-29 2018-11-09 深圳市维兴顺科技有限公司 The brake gear of adaptive gravity high level fire disaster escaping rope crash facilities

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111481845A (en) * 2020-04-10 2020-08-04 江苏理工学院 Adjustable escape device and control method thereof
CN112157079A (en) * 2020-09-26 2021-01-01 宜宾学院 Pipe cleaner roller type impact suppressor
CN112207096A (en) * 2020-09-26 2021-01-12 宜宾学院 Pipe cleaner speed impact suppression mechanism
CN112207096B (en) * 2020-09-26 2021-10-29 宜宾学院 Pipe cleaner speed impact suppression mechanism

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