CN106730440B - Gravity balance friction type braking high-rise slow-descending emergency lifesaving device - Google Patents
Gravity balance friction type braking high-rise slow-descending emergency lifesaving device Download PDFInfo
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- CN106730440B CN106730440B CN201611267134.5A CN201611267134A CN106730440B CN 106730440 B CN106730440 B CN 106730440B CN 201611267134 A CN201611267134 A CN 201611267134A CN 106730440 B CN106730440 B CN 106730440B
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- friction
- brake
- shell
- brake block
- descent
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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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- 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
- A62B1/18—Other single parts for rope lowering-devices, e.g. take-up rollers for ropes, devices for shooting ropes
Abstract
The invention discloses a gravity balance friction type braking high-rise descent control emergency lifesaving device which comprises a friction descent control device, a descent control rope and a shell, wherein the friction descent control device comprises a friction braking drum and a braking block, the braking block is arranged at the center of the friction braking drum, and the friction braking drum is in frictional and rotational connection with the outer edge of the braking block; one end of the slow descending rope is connected with the friction braking drum, and the slow descending rope is wound on the friction braking drum; one end of the shell is provided with a guide hole, and the other end of the shell is provided with a safety belt; the friction descent control device is arranged in the shell, and the other end of the descent control rope penetrates through the guide hole and penetrates out of the shell. The life-saving device has the advantages of small size, portability, safety, quickness, strong controllability and suitability for being used in different floor heights and complex environments, and can help people trapped in the body to quickly evacuate and land on the safe ground when a disaster happens.
Description
Technical Field
The invention relates to the field of emergency escape tools, in particular to a gravity balance friction type braking high-rise slow-descent emergency lifesaving device, which relates to an emergency escape tool for high-rise people.
Background
Along with the rapid improvement of human urbanization, more and more people work and live in higher and higher high-rise buildings, corresponding fire rescue is more and more difficult along with higher and higher floors, and if a fire disaster happens, serious casualty accidents can be caused because people on the high-rise floors have no time to escape.
Disclosure of Invention
The invention aims to provide a gravity-balanced friction type braking high-rise slow-descent emergency lifesaving device, which has the advantages of small size, portability, safety, quickness, strong controllability and suitability for use in different floor heights and complex environments, and can help people trapped in the body to quickly evacuate and land on the safe ground when a disaster occurs.
The technical scheme for realizing the purpose of the invention is as follows:
a gravity balance friction type braking high-rise slow-descent emergency lifesaving device comprises
The friction descent control device comprises a friction brake drum and a brake block, wherein the brake block is arranged in the center of the friction brake drum, and the friction brake drum is in friction rotation connection with the outer edge of the brake block;
one end of the slow descending rope is connected with the friction braking drum, and the slow descending rope is wound on the friction braking drum;
the safety belt device comprises a shell, wherein one end of the shell is provided with a guide hole, and the other end of the shell is provided with a safety belt;
the friction descent control device is arranged in the shell, and the other end of the descent control rope penetrates through the guide hole and penetrates out of the shell.
The brake block is composed of two petals and is in a cylindrical shape, wherein one petal is a floating semi-cylindrical brake block, the other petal is a fixed semi-cylindrical brake block, a first friction plate is arranged on the outer surface of the floating semi-cylindrical brake block, a second friction plate is arranged on the outer surface of the fixed semi-cylindrical brake block, and the floating semi-cylindrical brake block and the fixed semi-cylindrical brake block are connected through a tension spring; the fixed semi-cylindrical brake block is connected with the shell, the front end surface and the rear end surface of the floating semi-cylindrical brake block are respectively provided with a brake control arm, the upper parts of the two brake control arms are connected through a brake screw rod, the brake screw rod is connected with a brake pull ring through a brake connecting pin, and the brake pull ring is arranged outside the shell; the slow descending rope bypasses the brake screw and penetrates out of the shell.
The slow-descending device comprises a guide wheel shaft, wherein two ends of the guide wheel shaft are respectively connected with two brake control arms, and the slow-descending rope firstly bypasses the guide wheel shaft and then bypasses a brake screw to penetrate out of a shell.
The end of the slow descending rope is provided with a slow descending rope lock catch.
The safety belt is provided with a safety belt lock catch.
The end of the slow descending rope is fixed on a fixed object, the weight gravity of the escape personnel is transmitted to the shell through the safety belt, the shell transmits the slow descending rope through the fixed semi-cylindrical brake block and the slow descending rope friction brake drum, when the slow descending rope is drawn out from the friction brake drum surrounded by the slow descending rope, the slow descending rope is slowly drawn out by the weight gravity of the escape personnel due to the blocking effect of the rotating friction force between the friction brake drum and the brake block, so that the slow descending of the escape personnel is realized, and the descending speed of the escape personnel can be adjusted through the brake pull ring in the descending process.
The life-saving device has the advantages of small size, portability, safety, quickness, strong controllability and suitability for being used in different floor heights and complex environments, and can help people trapped in the body to quickly evacuate and land on the safe ground when a disaster happens.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment;
fig. 2 is a right-side schematic view of fig. 1.
In the drawing, 1, a descent control rope lock catch 2, a descent control rope 3, a guide hole 4, a shell 5, a brake screw rod 6, a brake connecting pin 7, a brake pull ring 8, a guide wheel shaft 9, a brake control arm 10, a friction brake drum 11, a first friction plate 12, a floating semi-cylindrical brake block 13, a tension spring 14, a fixed semi-cylindrical brake block 15, a second friction plate 16, a safety belt shaft pin 17, a shaft pin screw 18, a safety belt lock catch 19 and a safety belt.
Detailed Description
The invention will be further illustrated, but not limited, by the following description of the embodiments with reference to the accompanying drawings.
Example (b):
a gravity balance friction type braking high-rise slow-descending emergency lifesaving device comprises
The friction descent control device comprises a friction brake drum 10 and a brake block, wherein the brake block is arranged in the center of the friction brake drum 10, and the friction brake drum 10 is in friction rotation connection with the outer edge of the brake block;
one end of the slow descending rope 2 is connected with the friction braking drum 10, and the slow descending rope 2 is wound on the friction braking drum 10;
a housing 4, wherein one end of the housing 4 is provided with a guide hole 3, and the other end is provided with a safety belt 19;
the friction descent control device is arranged in the shell 4, and the other end of the descent control rope 2 penetrates through the guide hole 3 and penetrates out of the shell 4.
The brake block is composed of two petals and is cylindrical, wherein one petal is a floating semi-cylindrical brake block 12, the other petal is a fixed semi-cylindrical brake block 14, a first friction plate 11 is arranged on the outer surface of the floating semi-cylindrical brake block 12, a second friction plate 15 is arranged on the outer surface of the fixed semi-cylindrical brake block 14, and the floating semi-cylindrical brake block 12 and the fixed semi-cylindrical brake block 14 are connected through a tension spring 13; the fixed semi-cylindrical brake block 14 is connected with the shell 4, the front end surface and the rear end surface of the floating semi-cylindrical brake block 12 are respectively provided with a brake control arm 9, the upper parts of the two brake control arms 9 are connected through a brake screw 5, the brake screw 5 is connected with a brake pull ring 7 through a brake connecting pin 6, and the brake pull ring 7 is arranged outside the shell 4; the slow descending rope 2 bypasses the brake screw rod 5 and penetrates out of the shell 4.
The slow descending device comprises a guide wheel shaft 8, wherein two ends of the guide wheel shaft 8 are respectively connected with two brake control arms 9, and the slow descending rope 2 firstly bypasses the guide wheel shaft 8 and then bypasses a brake screw rod 5 to penetrate out of the shell 4.
The end of the slow descending rope 2 is provided with a slow descending rope lock catch 1.
The safety belt 19 is provided with a safety belt buckle 18. The bottom of the housing 4 is provided with a belt shaft pin 16, a belt 19 is arranged on the belt shaft pin 16, and the belt shaft pin 16 is connected with the housing 4 by a shaft pin screw 17.
When the escape device is used, the weight gravity of the escape person is transmitted to the slow descending rope 2 through the safety belt 19, the safety belt shaft pin 16, the shell 4, the fixed semi-cylindrical brake block 14 and the friction brake drum 10, the slow descending rope 2 pulls the friction brake drum 10 to rotate under the pulling of the gravity, the floating semi-cylindrical brake block 12 and the fixed semi-cylindrical brake block 14 in the axial center of the friction brake drum 10 generate friction resistance F1 to stop the friction brake drum 10 from rotating under the action of the brake tension spring 13, meanwhile, the gravity enables the fixed semi-cylindrical brake block 14 and the friction brake drum 10 to generate another friction resistance F2 to stop the friction brake drum 10 from rotating, and the size of F2 is increased along with the increase of the gravity.
Under the action of gravity, the slow descending rope 2 generates a lateral poking force F to the brake control arm 9 through the slow descending rope component force guide wheel shaft 8, the F pries the floating semi-cylindrical brake block 12 through the brake control arm 9, so that the floating semi-cylindrical brake block 12 and the fixed semi-cylindrical brake block 14 generate another variable rotation resistance F3 to the friction brake drum 10, and the resultant force of the F1, the F2 and the F3 forms a slow descending resistance.
Claims (3)
1. A gravity balance friction type braking high-rise slow-descent emergency lifesaving device is characterized by comprising
The friction descent control device comprises a friction brake drum and a brake block, wherein the brake block is arranged in the center of the friction brake drum, and the friction brake drum is in friction rotation connection with the outer edge of the brake block;
one end of the slow descending rope is connected with the friction braking drum, and the slow descending rope is wound on the friction braking drum;
the safety belt device comprises a shell, wherein one end of the shell is provided with a guide hole, and the other end of the shell is provided with a safety belt;
the friction descent control device is arranged in the shell, and the other end of the descent control rope penetrates through the guide hole and penetrates out of the shell;
the brake block is composed of two petals and is in a cylindrical shape, wherein one petal is a floating semi-cylindrical brake block, the other petal is a fixed semi-cylindrical brake block, a first friction plate is arranged on the outer surface of the floating semi-cylindrical brake block, a second friction plate is arranged on the outer surface of the fixed semi-cylindrical brake block, and the floating semi-cylindrical brake block and the fixed semi-cylindrical brake block are connected through a tension spring; the fixed semi-cylindrical brake block is connected with the shell, the front end surface and the rear end surface of the floating semi-cylindrical brake block are respectively provided with a brake control arm, the upper parts of the two brake control arms are connected through a brake screw rod, the brake screw rod is connected with a brake pull ring through a brake connecting pin, and the brake pull ring is arranged outside the shell; the slow descending rope bypasses the brake screw and penetrates out of the shell;
the safety belt is provided with a safety belt lock catch.
2. The gravity balanced friction type braking high-rise slow-descent emergency life saving device as claimed in claim 1, comprising a guide wheel shaft, wherein two ends of the guide wheel shaft are respectively connected with two braking control arms, and the slow-descent rope firstly bypasses the guide wheel shaft and then bypasses a braking screw to pass out of the shell.
3. The gravity balanced friction braking high-rise descent emergency rescue device according to claim 1, wherein the end of the descent rope is provided with a descent rope lock catch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611267134.5A CN106730440B (en) | 2016-12-31 | 2016-12-31 | Gravity balance friction type braking high-rise slow-descending emergency lifesaving device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611267134.5A CN106730440B (en) | 2016-12-31 | 2016-12-31 | Gravity balance friction type braking high-rise slow-descending emergency lifesaving device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106730440A CN106730440A (en) | 2017-05-31 |
| CN106730440B true CN106730440B (en) | 2022-05-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201611267134.5A Active CN106730440B (en) | 2016-12-31 | 2016-12-31 | Gravity balance friction type braking high-rise slow-descending emergency lifesaving device |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2585661Y (en) * | 2002-12-25 | 2003-11-12 | 陈昌明 | Lifesaving means for grande building |
| CN201205410Y (en) * | 2008-05-30 | 2009-03-11 | 李治国 | Tower full automatic slow descending life preserver |
| CN201578771U (en) * | 2010-01-12 | 2010-09-15 | 徐州工业职业技术学院 | Hand controllable urgent escape appliance |
| CN201692531U (en) * | 2010-06-12 | 2011-01-05 | 广西工学院 | High-rise descending escape apparatus |
| CN202036709U (en) * | 2011-03-30 | 2011-11-16 | 刘少忠 | Portable high-rise safe escape apparatus |
| CN103505823A (en) * | 2012-06-22 | 2014-01-15 | 杨家坤 | Winding drum device for high-rise escaping machine |
| CN206355458U (en) * | 2016-12-31 | 2017-07-28 | 谭燕斌 | A kind of gravitational equilibrium friction type brake high-rise slow descent emergency lifesaving appliance |
-
2016
- 2016-12-31 CN CN201611267134.5A patent/CN106730440B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2585661Y (en) * | 2002-12-25 | 2003-11-12 | 陈昌明 | Lifesaving means for grande building |
| CN201205410Y (en) * | 2008-05-30 | 2009-03-11 | 李治国 | Tower full automatic slow descending life preserver |
| CN201578771U (en) * | 2010-01-12 | 2010-09-15 | 徐州工业职业技术学院 | Hand controllable urgent escape appliance |
| CN201692531U (en) * | 2010-06-12 | 2011-01-05 | 广西工学院 | High-rise descending escape apparatus |
| CN202036709U (en) * | 2011-03-30 | 2011-11-16 | 刘少忠 | Portable high-rise safe escape apparatus |
| CN103505823A (en) * | 2012-06-22 | 2014-01-15 | 杨家坤 | Winding drum device for high-rise escaping machine |
| CN206355458U (en) * | 2016-12-31 | 2017-07-28 | 谭燕斌 | A kind of gravitational equilibrium friction type brake high-rise slow descent emergency lifesaving appliance |
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| CN106730440A (en) | 2017-05-31 |
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