CN1299783C

CN1299783C - High rise building safety self aid life saver

Info

Publication number: CN1299783C
Application number: CNB2003101226401A
Authority: CN
Inventors: 董文荣
Original assignee: Individual
Current assignee: Individual
Priority date: 2003-12-22
Filing date: 2003-12-22
Publication date: 2007-02-14
Anticipated expiration: 2023-12-22
Also published as: CN1554457A

Abstract

The present invention relates to a safety self-aid life saving device for high rise buildings, which is a self-aid life saving device for distressed people in high rise buildings to glide, particularly to a self-aid life saving device with a speed limiting brake to ensure that a person can land safely. The device comprises a device case with a shoulder strap, a main shaft installed in the device case, a capstan with a cable fixed on the main shaft, a cable ejector and a hand control brake. The device is characterized in that the device is also provided with a speed limiting brake. The speed limiting brake and the hand control brake respectively comprise claws which are arranged symmetrically and have brake blocks. One end of each claw is looped on a pin shaft of the device case, the other end of the claw of the speed limiting brake is connected with a locking device which can ensure that the glide speed is in a safe range, and the other end of the claw of the hand control brake is connected with a braking switch. Therefore the device can ensure the safety of distressed people, and the present invention has the advantages of reasonable structure, simple operation and reliable use. Even if the device can not operate by self-help, people can safely glide and escape from dangerous cases in high buildings through the speed limiting brake, so the device can be used by distressed people in high buildings, such as the old, the weak, patients, the handicapped, etc.

Description

High-rise safe self-help life-saving device

Technical field

The present invention relates to a kind of lifesaving apparatus for the self-service downslide of people in danger in the high building.Especially a kind of self-help life-saving device of speed limit brake that have simultaneously to guarantee that safety lands.

Background technology

Existing self-help life-saving apparatus, as " the autocontrol life-support back pack " that Chinese patent 02271042.6 is provided, it contains the braces of casing, the pulley that is provided with, the setting of casing back and comprises pulley and the control device of arrestment mechanism, guiding mechanism and hawser in casing.Its shortcoming is: though it has the arrestment mechanism that a cover can be handled by rocking bar voluntarily by people in danger, but the quick downslide that misoperation the is occurred security insurance mechanism of speed limit of braking not, therefore it is unsuitable for alarmed people in danger and uses, otherwise can be improper because of self-help operation, glide and too fastly wound when causing landing." escape device " that Chinese patent 98102540.4 is provided though it has the downslide slow descending mechanism, causes operate miss or mechanism malfunctioning because of its structure is comparatively complicated.

Summary of the invention

The present invention will overcome the shortcoming that also exists in the above-mentioned prior art, a kind of high-rise safe self-help life-saving device that can guarantee that high-rise people's safety and steady in danger lands is provided, and makes it have characteristics such as rational in infrastructure, simple to operate, that use is reliable.

The high-rise safe self-help life-saving device of the present invention, it comprises a device shell that has braces on it, the main shaft of installing in the device shell and fix the capstan winch, hawser ejector of the heaving line on it, the manual brake of installing on capstan winch is characterized in: the speed limit brake also is housed on its capstan winch; Speed limit brake and manual brake contain respectively and are symmetrical arranged and two semi-circular claws of interior strap brake sheet, one end kink of two claws is connected on the bearing pin of device shell and the brake block in it embrace in capstan winch circumferentially, and the claw of speed limit brake in addition end connects one and can guarantee the locking device of gliding speed in safe range, and this device contains its two ends and is separately fixed at the glide bolt of the maximal clearance that allowed of back-moving spring on two claws and energy locked secure; The claw of manual brake end in addition connects a brake switch, this brake switch comprises its two ends and is separately fixed at brake spring on two claws, reach a kink at the switchboard that can rotate the enforcement brake with it on the little axle of device shell and in the clearance space between two claws, other end of switchboard then connects the brake cable that can control its rotation.

Above-mentioned hawser ejector comprises one and is installed in protective sleeve on the device shell of hawser exit place, and the link that the directive wheel of hawser is installed in the top of device shell and is positioned at protective sleeve, hawser outer end is positioned at outside the protective sleeve.

Above-mentioned brake switch can connect a hand-control device by brake cable, this device includes housing, button, the mandrel of band back-moving spring, the fork of band back-moving spring, and wherein an end perisporium of fork reclines with button and is connected brake cable, holds then that kink is connected on the mandrel of housing in addition.

The high-rise safe self-help life-saving device of the present invention, its main shaft is overhanging on the device shell, and has the articulated rocking handle that can rotate capstan winch with the rolling hawser on its overhanging end.

The invention has the beneficial effects as follows: 1) in the self-help life-saving device of existing band brake mechanism, add one and can make after the speed limit brake that gliding speed do not exceed the safety speed scope, people in danger can steadily glide and land safely from high building, even people in danger is wrong because of operating in alarm, self-help life-saving device of the present invention also can limit gliding speed by the speed limit brake, guarantee people's safety in danger; 2) protective sleeve of installing on the device shell can guarantee that hawser can not brush up against even twine people in danger, effectively gets rid of contingent unexpected dangerous situation in the downslide; 3) brucker survival capsule of the present invention rational in infrastructure, simple to operate, use reliable, even can safety not land, flee from the high building dangerous situation by self-help operation yet, therefore especially can be for high building such as old, weak, sick, the residual crowd's urgent need of getting into danger; 4) brucker survival capsule of the present invention can be by the rocking handle on the main shaft overhanging end with the hawser rolling after using up, and reuses to make things convenient for its, also protect hawser simultaneously, makes it to be difficult for impaired and increases the service life; 5) brucker survival capsule of the present invention also because of it can be self-service the speed that glides of control so that make it tentative motionless,, as be used to clean exterior wall, the glass pane of high building, and glass curtain wall etc. so can be used for the work high above the ground of various intermittently operated.

Description of drawings

Fig. 1 is the main cutaway view of the high-rise safe self-help life-saving device of the present invention;

Fig. 2 is that A among Fig. 1 is to view;

Fig. 3, Fig. 4 and Fig. 5 are respectively the structure enlarged drawings of manual brake 5, speed limit brake 6 and hand-control device 8 among Fig. 1.

Label declaration among the figure: 1-device shell; The 1a-braces; The 2-capstan winch; The 3-hawser; The 4-main shaft; 4a-rocking handle screw; The 4b-rocking handle; The 4c-case; The manual brake of 5-; 6-speed limit brake; The 7-switch; The 7a-brake spring; The little axle of 7b-; The 7c-switchboard; The 7d-brake cable; The 8-hand-control device; The 8a-housing; The 8b-button; The 8c-mandrel; The 8d-fork; The 9-locking device; The 9a-back-moving spring; The 9b-bolt; S-reserves the maximal clearance; 10-hawser ejector; The 10a-protective sleeve; The 10b-link; The 11-claw; The 10c-directive wheel; The 12-brake block; The 13-bearing pin.

The specific embodiment

The high-rise safe self-help life-saving device of embodiment 1. present embodiments, its structure can be seen from Fig. 1, Fig. 2, it comprises a device shell 1 that has braces 1a on it, the main shaft of installing in the device shell 4 and be fixed on capstan winch 2, hawser ejector 10, the manual brake of installing 5 and the speed limit brake 6 of the heaving line 3 on the main shaft on capstan winch.The structure of wherein manual brake 5 and speed limit brake 6 also can be seen from Fig. 3 and Fig. 4, their structure has points of resemblance, be that they contain the claw 11 that is two semi-round ring shapes that are symmetrical set respectively, the equal kink in the top of left and right claw is connected on the bearing pin 13 that is positioned on the device shell wall, so that claw can rotate under external force, and each claw inboard is all fixed brake block 12, this brake block embrace in capstan winch 2 circumferentially; The claw of two brakes different is speed limit brake 6 in addition end connect a locking device 9 that can limit the capstan winch maximum speed and the claw of manual brake in addition end connect the brake switch 7 of a strap brake line 7d.

Locking device 9 on the above-mentioned speed limit brake 6 contains its two ends and is separately fixed at the glide bolt 9b of the maximal clearance S that allowed of back-moving spring 9a on two claws and energy locked secure; Because bolt is to the locking of gap S, 6 permission capstan winches of speed limit brake with the corresponding maximum magnitude in this gap in turn round, prevent that effectively gliding speed is too fast; That is to say, the speed that descends with the speed inner control that glides in safety only of operator voluntarily, even be parked on certain position motionless.

Above-mentioned brake switch comprises its two ends and is separately fixed at brake spring 7a on two claws 11, and kink on the little axle 7b of device shell and between two claws in the space, can rotate the switchboard 7c that implements brake with it, the end in addition of switchboard then connects the brake cable 7d that can control its rotation.

When using the high-rise safe self-help life-saving device of present embodiment, earlier the link 10b of hawser outer end is suspended to the safe bearing of skyscraper and by the back of the braces 1a back of the body people in danger, the hand-held brake cable 7d of people in danger can glide in that high building is export-oriented.As putting the speed of fast downslide, then can spur brake cable, this moment the switchboard 7c in the manual brake 5 overcome brake spring 7a resistance and around little axle 7b rotate an angle, about the clearance space of two claws enlarge, that is the drag braking that amplify in the gap between brake block and the capstan winch, hawser glides is little, speed strengthens; As firmly excessive when drawing brake cable, it is too urgent then can to cause because of the excesssive gap between brake block and the capstan winch gliding; But this situation can not occur in the present embodiment brucker survival capsule, its reason is also to have speed limit brake 6 in the present embodiment brucker survival capsule simultaneously, it only allow capstan winch with the corresponding gliding speed scope of the gap S of its setting in turn round, so prevent anxious sliding hidden danger effectively.

The high-rise safe self-help life-saving device of embodiment 2. present embodiments; its structure can be seen from Fig. 1, Fig. 2; different is its hawser ejector 10 with embodiment 1 for it; comprise a protective sleeve 10a who is installed on the device shell of hawser exit place, and the link 10b that the directive wheel 10c of hawser is installed in the top of device shell and is positioned at protective sleeve, hawser outer end is positioned at outside the protective sleeve.Therefore can guarantee that hawser 3 can not brush up against the user, even twine the people in danger in gliding, thereby effectively get rid of contingent unexpected dangerous situation in the downslide.

The high-rise safe self-help life-saving device of embodiment 3. present embodiments, its structure can be seen from Fig. 2 and Fig. 5, it is with embodiment 1 or 2 different is: brake switch 7 also can connect a hand-control device 8 by brake cable 7d, this device includes button 8b, the mandrel 8c of housing 8a, band back-moving spring, the fork 8d of band back-moving spring, and wherein the end perisporium of fork 8d reclines with button 8b and is connected brake cable 7d, holds then that kink is connected on the mandrel 8c of housing in addition.Pressing keys 8b, fork 8d can rotate around mandrel 8c, at this moment fork pulling brake cable 7d, and spur switchboard 7c in the manual brake 5 by brake cable, made it to overcome the resistance of brake spring 7a, rotated an angle, the clearance space of left and right two claws is enlarged around little axle 7b, that is the amplification of the gap between brake block and the capstan winch, the resistance that hawser glides reduces, speed strengthens; Otherwise, unclamp button 8b, the speed that can slow down and glide, even also can fix tentatively downslide.Therefore, hand-control device 8 has been arranged, user's operation is more easy.

The high-rise safe self-help life-saving device of embodiment 4. present embodiments, its structure can be seen from Fig. 1, it is with embodiment 1 or 2 or 3 different is: its main shaft 4 can be overhanging on device shell 1, and by rocking handle screw 4a the rocking handle 4b of a rotation capstan winch 2 with rolling hawser 3 is housed on its overhanging end; Thereby after using the present embodiment brucker survival capsule, also can the hawser rolling be got up by this rocking handle, with convenient repeated use to it, and the protection hawser is not damaged.Above-mentioned rocking handle is hinge type, it is folding conveniently to overturn, therefore when not rolling hawser, it drawn in one with case 4c that the device shell is connected in.

Claims

1, the safe self-help life-saving device of a kind of high level, it comprises a device shell (1) that has braces (1a) on it, the main shaft of installing in the device shell (4) and fix the capstan winch (2), hawser ejector (10) of the heaving line (3) on it, the manual brake of installing (5) on capstan winch is characterized in that: speed limit brake (6) also is housed on its capstan winch; Speed limit brake and manual brake contain respectively and are symmetrical arranged and two semi-circular claws (11) of interior strap brake sheet (12), the bearing pin (13) that one end kink of two claws is connected the device shell is gone up and the brake block (12) in it embrace in capstan winch (2) circumferentially, and the claw of speed limit brake (6) in addition end connects one and can guarantee the locking device (9) of gliding speed in safe range, and this device contains the bolt (9b) that its two ends are separately fixed at the maximal clearance (S) that back-moving spring (9a) on two claws and energy locked secure downslide allowed; The claw of manual brake end in addition connects a brake switch (7), this brake switch comprises its two ends and is separately fixed at brake spring (7a) on two claws (11), and kink the little axle (7b) of device shell go up and clearance space between two claws in can rotate the switchboard (7c) of implementing brake with it, the end in addition of switchboard then connects the brake cable (7d) that can control its rotation.

2, the safe self-help life-saving device of high level according to claim 1; it is characterized in that: said hawser ejector (10); comprise a protective sleeve (10a) that is installed on the device shell of hawser exit place, and the link (10b) that the directive wheel of hawser (10c) is installed in the top of device shell and is positioned at protective sleeve, hawser outer end is positioned at outside the protective sleeve.

3, the safe self-help life-saving device of high level according to claim 1 and 2, it is characterized in that: said brake switch (7) connects a hand-control device (8) by brake cable, this device includes the button (8b), mandrel (8c) of housing (8a), band back-moving spring, the fork (8d) of band back-moving spring, and wherein an end perisporium of fork (8d) reclines with button (8b) and is connected brake cable (7d), holds then that kink is connected on the mandrel (8c) of housing in addition.

4, the safe self-help life-saving device of high level according to claim 1 and 2 is characterized in that: said main shaft (4) is gone up overhanging at device shell (1), and has the articulated rocking handle (4b) that can rotate capstan winch (2) with rolling hawser (3) on its overhanging end.

5, the safe self-help life-saving device of high level according to claim 3 is characterized in that: said main shaft (4) is gone up overhanging at device shell (1), and has the articulated rocking handle (4b) that can rotate capstan winch (2) with rolling hawser (3) on its overhanging end.