CN102358591A - Suspension descending system - Google Patents
Suspension descending system Download PDFInfo
- Publication number
- CN102358591A CN102358591A CN201110333586XA CN201110333586A CN102358591A CN 102358591 A CN102358591 A CN 102358591A CN 201110333586X A CN201110333586X A CN 201110333586XA CN 201110333586 A CN201110333586 A CN 201110333586A CN 102358591 A CN102358591 A CN 102358591A
- Authority
- CN
- China
- Prior art keywords
- rope
- winding wheel
- wheel
- rope winding
- wheel shaft
- 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
Links
Images
Classifications
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Emergency Lowering Means (AREA)
Abstract
The invention relates to a suspension descending system, which mainly comprises a working rope, a descender, a connector and an embarkment device, wherein the working rope is tied with a special knot on the descender. The suspension descending system is characterized by also comprising a hand-drive hoist, a rope winding wheel and a fixing device for installing and fixing, wherein the hand-drive hoist is used for controlling the rope winding wheel to rotate; a rope slot for accommodating the rope is arranged on the rope winding wheel; the working rope after the special knot is tied is wound on the rope slot of the rope winding wheel in a rope-passing way; the fixing device mainly comprises a connecting member, a support, a rope winding wheel shaft and a shaft seat arranged on the rope winding wheel shaft, wherein the shaft seat is fixed on the support, the rope winding wheel is arranged on the rope winding wheel shaft, and the rope winding wheel shaft rotates to drive the rope winding wheel to rotate; a splined hole gear of the hand-drive hoist and the rope winding wheel shaft are installed and connected; and when the splined hole gear rotates, the rope winding wheel shaft and the rope winding wheel are driven to rotate together. The suspension-type descending system disclosed by the invention overcomes the problem that the clamping force of the rope to the special knot is smaller and smaller when the human body is closer to the ground, ensures that no out-of-control phenomenon in the descending way happens and effectively prevents accidents from happening.
Description
Technical field
The present invention relates to a kind of suspention decline system, relate in particular to a kind of with the body own wt be gravity, suspention decline system through hand control.
Background technology
In daily, cleaning outer wall is with the single suspender of using of seat board formula, selects a fixedly place of fastening rope earlier at the roof place, with all ropes take the angle, take rib, at the bottom of the place of taking eaves uses rubber pad, in case the friction wear lifting rope; Again with beating what a special knot in the drop device on the present formula boatswain chair of lifting rope.Because such one special knot is arranged, so at work, boatswain chair can be toward gliding, and the people controls rope, can free operant, briefly, when up rope, boatswain chair just toward gliding a bit, carry what sliding what, carry and how soon how soon sliding, until end-of-job.External rendering engineering in high-altitude also can be used this instrument.Because when using suspender, the user of service also will carry out constructing operation together except operation rope descends, owing to be aloft work, therefore work has certain danger.Using the single suspender high-altitude application of seat board formula person must be the male citizen over 18 one full year of life, and through physical examination and safety method training, can operation through passing the examination, and the workman is pre-job must not to drink, and has uncomfortable symptom such as flu just to suspend aloft work.The single advantage with suspender of seat board formula is simple in structure, and is easy to operate, if safety measure is done thoughtfully, it is very high to use safety.
For standard works, the title of each type component is quoted the pertinent data of " the single suspender technical specification of security of Cleaning for Outer Wall of Building operation seat board formula " among this paper.Suspention decline system mainly is made up of working rope, drop device, adaptor union, seat apparatus.Drop device: be installed on the working rope, with operating personnel's own wt be power, device through hand control; The kind of drop device comprises now: bar type, multi-plate, Eight characters ring type and unload button, and wherein unload the button drop device and be commonly called as U type crab and buckle.Adaptor union: can the internal system part be linked together, have the ring parts of normally closed valve.Seat apparatus: take advantage of the device that carries the operating personnel, form by suspender belt, lining band and seat board.
Because the single suspender of using of seat board formula is in drop device, to beat what a special knot, and utilizes the weight of lower end rope self will tie tension, and seat board and human body are fixed and are hung in the air; When needs descended, the operator must up carry the special end rope of forging, and said special knot is not tightened up; At this moment, human body descends, and how many ropes carries; How many human bodies glides, and how soon rope is carried, and how soon human body glides.Along with the continuous decline of human body, when human body was overhead nearer, the weight of the following rope of said special knot was more and more littler, and therefore the tightening force to special knot is also just more and more littler, need not upwards rope this moment, and human body just possibly descend fast, meets accident easily.
Summary of the invention
For overcome now the seat board formula single with suspender when overhead near; Special knot possibly skid and cause unexpected problem, the present invention to propose a kind of suspention decline system, and it sets up bottle gouard moved by hands and through rope-winding wheel of bottle gouard moved by hands control; Said rope-winding wheel is provided with the grooving that holds rope; Rope after the special knot is wrapped on the rope-winding wheel with crossing the rope formula, and the grooving on the rope-winding wheel makes between rope and the rope-winding wheel has friction force, prevents that rope from skidding on wheel; When the hand control bottle gouard moved by hands, when bottle gouard moved by hands rotated, rope-winding wheel rotated, and rope is raised, and human body descends, and how many ropes is raised, and how many human bodies descends; When bottle gouard moved by hands stopped operating, rope-winding wheel also stopped operating, and human body stops to descend; Through manual operations, human body can descend gradually; Because bottle gouard moved by hands has reverse check brake function; Even under the effect of human body gravity; Rope-winding wheel can not active rotation; Guaranteed that the rope after the special knot produces pulling force to special knot, overcome human body and overhead more and more closely caused the rope problem more and more littler that it is out of control to guarantee that the decline process can not take place to the tightening force of special knot; Can prevent accident by actv..
The technical scheme that technical solution problem of the present invention adopts is; A kind of suspention decline system that the present invention proposes; Mainly comprise working rope, drop device, adaptor union, take advantage of and carry device that said working rope is stamped a special knot on drop device, it is characterized in that; The anchor fitting that bottle gouard moved by hands, rope-winding wheel also are set, is used to install and fix; Said bottle gouard moved by hands is controlled said rope-winding wheel and is rotated, and said rope-winding wheel is provided with the grooving that holds rope, and the working rope after the special knot is wrapped on the grooving of said rope-winding wheel with crossing the rope formula; Said anchor fitting mainly comprises attaching parts, bearing, rope-winding wheel wheel shaft, the axle bed of rope-winding wheel wheel shaft is installed, and said axle bed is fixed on the bearing, and rope-winding wheel is installed on the rope-winding wheel wheel shaft, drives rope-winding wheel when the rope-winding wheel wheel shaft rotates and rotates; The splined hole gear of said bottle gouard moved by hands is connected with rope-winding wheel wheel axle mounting, drives the rope-winding wheel wheel shaft when splined hole gear rotates and rotates with rope-winding wheel.
The present invention's prompting; Rope-winding wheel is installed on the rope-winding wheel wheel shaft; Be in order to realize that the rope-winding wheel wheel shaft drives the purpose that rope-winding wheel rotates; Its connection mode can adopt bolted connection or key to connect, and also can adopt other known connection mode, just can meet the demands as long as its connection can make the rope-winding wheel wheel shaft drive the rope-winding wheel rotation.
The present invention's prompting; Mechanical connection between splined hole gear and the rope-winding wheel wheel shaft is in order to realize the purpose of splined hole gear driven rope-winding wheel wheel shaft; Its connection mode can adopt bolted connection or key to connect; Also can adopt other known connection mode, as long as its connection can make splined hole gear driven rope-winding wheel wheel shaft just can meet the demands.
The present invention's prompting, in existing bottle gouard moved by hands, chain hoist wheel is mounted on the splined hole gear; Therefore; When the bangle band is started sprocket rotation, friction lining ratchet, drg seat are pressed into one rotate jointly, the tooth major axis drives plate gear, tooth minor axis and splined hole gear and rotates together; Splined hole gear driven chain hoist wheel is rotated together, through lifting chain weight must be risen at last; In the present invention, bottle gouard moved by hands is not provided with chain hoist wheel and lifting chain; Bottle gouard moved by hands drives is not chain hoist wheel but rope-winding wheel wheel shaft.
One of preferred version of the present invention: said attaching parts is fixed on bearing on the drop device, and the said year device of taking advantage of is fixed on human body on the said bearing through adaptor union.
Two of preferred version of the present invention: the preferred v-shaped structure of the grooving on the said rope-winding wheel.
Three of preferred version of the present invention: the entrance and exit place at rope-winding wheel also is provided with guide rope device, and guide rope device mainly comprises adapter plate and is fixed on U-shaped wire on the adapter plate.
Four of preferred version of the present invention: said taking advantage of carried the seat apparatus that device mainly is made up of suspender belt, lining band and seat board.Human body is got the sitting posture posture when adopting this scheme.
Five of preferred version of the present invention: saidly take advantage of that to carry a device be the safety strap of fixing human, the upright suspention of human body cut-off posture when adopting this scheme.
The invention has the beneficial effects as follows that the present invention proposes a kind of suspention decline system, drive rope-winding wheel and rotate through bottle gouard moved by hands is set; Landing person can make through manual operations and self descend gradually; Because bottle gouard moved by hands has reverse check brake function, even under the effect of human body gravity, rope-winding wheel can not active rotation; It is out of control to guarantee that thus the decline process can not take place, and can effectively prevent accident.
The invention has the beneficial effects as follows, through setting up bottle gouard moved by hands and controlling a rope-winding wheel, because bottle gouard moved by hands has reverse check brake function by bottle gouard moved by hands; Even under the effect of human body gravity; Rope-winding wheel can not active rotation, has guaranteed that the rope after the special knot produces pulling force to special knot, has overcome human body and has overhead more and more closely caused the rope problem more and more littler to the tightening force of special knot; It is out of control to guarantee that the decline process can not take place, and actv. prevents accident.
Description of drawings
Fig. 1 is the structural representation of first embodiment of the invention.
Fig. 2, Fig. 3 are the structural representation of second embodiment of the invention, and wherein Fig. 3 is the cutaway view of Fig. 2.
A structural representation when Fig. 4 uses for the present invention.
Another structural representation when Fig. 5 uses for the present invention.
Among the figure:
1. working rope, 1.1 special knots, 2 drop devices, 3.1 attaching partss, 3.2,3.3 adaptor unions; 4. take advantage of base device, 5. rope-winding wheel, 5a. grooving, 5.1,5.2 guide rope devices, 5.1a, 5.2a permanent seat; 5.1b, 5.2b U-shaped wire, 6 anchor fittings, 6.1 bearings, 6.2 rope-winding wheel wheel shafts, 6.3 axle beds; 7. bottle gouard moved by hands, 7.1 housings, 7.2 bangles, 7.3 splined hole gears, 8 human bodies.
The specific embodiment
Fig. 1 is the structural representation of first embodiment of the invention; Show among the figure; Present embodiment mainly comprises working rope 1, drop device 2, adaptor union 3.3, takes advantage of and carry device 4, and said working rope 1 is stamped a special knot 1.1 on drop device 2, it is characterized in that; The anchor fitting 6 that bottle gouard moved by hands 7, rope-winding wheel 5 also are set, is used to install and fix; The said rope-winding wheel 5 of said bottle gouard moved by hands 7 controls rotates, and said rope-winding wheel 5 is provided with the grooving 5a that holds rope, and the working rope 1 after the special knot 1.1 is wrapped on the grooving 5a of said rope-winding wheel 5 with crossing the rope formula; Said anchor fitting 6 mainly comprises attaching parts 3.1, bearing 6.1, rope-winding wheel wheel shaft 6.2, the axle bed 6.3 of rope-winding wheel wheel shaft is installed; Said axle bed 6.3 is fixed on the bearing 6.1; Rope-winding wheel 5 is installed on the rope-winding wheel wheel shaft 6.2, and rope-winding wheel wheel shaft 6.2 drives rope-winding wheel 5 and rotates when rotating; The splined hole gear 7.3 of said bottle gouard moved by hands 7 is installed with rope-winding wheel wheel shaft 6.2 and is connected, and splined hole gear 7.3 drives rope-winding wheel wheel shaft 6.2 and rotates with rope-winding wheel 5 when rotating; Said attaching parts 3.1 is fixed on bearing 6.1 on the drop device 2, and the said year device 4 of taking advantage of is fixed on human body 8 on the said bearing 6.1 through adaptor union 3.3.
The present invention prompting, special knot 1.1 is a known technology for the operator who uses the single suspender of Cleaning for Outer Wall of Building operation seat board formula now, and the distributor of the single suspender of seat board formula has also has a picture concerned introduction, and presents is not besides describe in detail bright.
The present invention's prompting, the preferred v-shaped structure of grooving 5a on the said rope-winding wheel 5.
The present invention's prompting; Rope-winding wheel 5 is installed on the rope-winding wheel wheel shaft 6.2; Be in order to realize that rope-winding wheel wheel shaft 6.2 drives the purpose that rope-winding wheel 5 rotates; Its connection mode can adopt bolted connection or key to connect, and also can adopt other known connection mode, just can meet the demands as long as its connection can make rope-winding wheel wheel shaft 6.2 drive rope-winding wheel 5 rotations.
The present invention's prompting; Mechanical connection between splined hole gear 7.3 and the rope-winding wheel wheel shaft 6.2 is in order to realize that splined hole gear 7.3 drives the purpose of rope-winding wheel wheel shaft 6.2; Its connection mode can adopt bolted connection or key to connect; Also can adopt other known connection mode, just can meet the demands as long as its connection can make splined hole gear 7.3 drive rope-winding wheel wheel shaft 6.2.
Because bottle gouard moved by hands is existing a kind of common tool, its internal structure structure is known for those skilled in the art, and therefore, in Fig. 1, bottle gouard moved by hands is a structural representation.
The present invention's prompting, in existing bottle gouard moved by hands, chain hoist wheel is mounted on the splined hole gear; Therefore; When the bangle band is started sprocket rotation, friction lining ratchet, drg seat are pressed into one rotate jointly, the tooth major axis drives plate gear, tooth minor axis and splined hole gear and rotates together; Splined hole gear driven chain hoist wheel is rotated together, through lifting chain weight must be risen at last; In the present invention, chain hoist wheel and lifting chain are not set in the bottle gouard moved by hands, what bottle gouard moved by hands drove is not chain hoist wheel, but the rope-winding wheel wheel shaft that is connected with the splined hole gear; Because bottle gouard moved by hands has reverse check brake function, even under the effect of human body gravity, rope-winding wheel can not active rotation, and it is out of control to guarantee that thus the decline process can not take place, and can effectively prevent accident.
Fig. 2, Fig. 3 are the structural representation of second embodiment of the invention.Show among the figure that different with first embodiment is, in this embodiment, also be provided with guide rope device 5.1,5.2 at the entrance and exit place of rope-winding wheel 5, guide rope device 5.1 mainly comprises adapter plate 5.1a and is fixed on U-shaped wire 5.1b on the adapter plate; In like manner, guide rope device 5.2 mainly comprises adapter plate 5.2a and is fixed on U-shaped wire 5.2b on the adapter plate.
The present invention's prompting, in second embodiment, guide rope device can adopt existing technique known.
The present invention's prompting can also increase the 3rd embodiment, in the 3rd embodiment, takes advantage of and carries the safety strap that device can adopt fixing human, the upright suspention of human body cut-off posture when adopting safety strap.
The present invention prompting can also increase the 4th embodiment, in the 4th embodiment, takes advantage of when carrying a device and can also adopt existing seat apparatus, and human body is got the sitting posture posture when adopting seat apparatus.
An illustration when Fig. 4 uses for the present invention.Show among the figure that during use, rope 4 is fixed on eminence through adaptor union 3.2, human body 8 is fixed on the bearing 6.1 through connecting device 4, adaptor union 3.3, connecting device 4 can adopt safety strap, and adaptor union 3.2,3.3 can adopt safe button; During use, by landing person's hand control bottle gouard moved by hands, human body 8 descends with suspention decline system in the decline process, and working rope 1 does not have relative motion with skin.
Another illustration when Fig. 5 uses for the present invention.Show among the figure, during use, will suspend the decline system in midair and be fixed on eminence through drop device 2 that human body 8 is fixed with an end of working rope 1 through connecting device 4, adaptor union 3.3, and connecting device 4 can adopt safety strap, adaptor union 3.2,3.3 can adopt safe button; During use, need by pinnacled staff industry control system bottle gouard moved by hands, human body 8 descends and suspention decline system is fixed on eminence in the decline process, and there are relative motion in working rope 1 and skin.
Claims (7)
1. one kind is suspended in midair the decline system; Mainly comprise working rope, drop device, adaptor union, take advantage of and carry device that said working rope is stamped a special knot on drop device, it is characterized in that; The anchor fitting that bottle gouard moved by hands, rope-winding wheel also are set, is used to install and fix; Said bottle gouard moved by hands is controlled said rope-winding wheel and is rotated, and said rope-winding wheel is provided with the grooving that holds rope, and the working rope after the special knot is wrapped on the grooving of said rope-winding wheel with crossing the rope formula; Said anchor fitting mainly comprises attaching parts, bearing, rope-winding wheel wheel shaft, the axle bed of rope-winding wheel wheel shaft is installed, and said axle bed is fixed on the bearing, and rope-winding wheel is installed on the rope-winding wheel wheel shaft, drives rope-winding wheel when the rope-winding wheel wheel shaft rotates and rotates; The splined hole gear of said bottle gouard moved by hands is connected with rope-winding wheel wheel axle mounting, drives the rope-winding wheel wheel shaft when splined hole gear rotates and rotates with rope-winding wheel.
2. suspention decline according to claim 1 system is characterized in that the grooving on the said rope-winding wheel is a v-shaped structure.
3. suspention decline according to claim 1 system is characterized in that said attaching parts is fixed on bearing on the drop device, and said taking advantage of carried a device and through adaptor union human body be fixed on the said bearing.
4. suspention decline according to claim 1 system is characterized in that, also is provided with guide rope device at the entrance and exit place of rope-winding wheel, and said guide rope device mainly comprises adapter plate and is fixed on U-shaped wire on the adapter plate.
5. suspention decline according to claim 1 system is characterized in that, said adaptor union is the safety button.
6. suspention decline according to claim 1 system is characterized in that, saidly takes advantage of that to carry device be the seat apparatus that mainly is made up of suspender belt, lining band and seat board.
7. suspention decline according to claim 1 system is characterized in that, saidly takes advantage of that to carry a device be the safety strap of fixing human.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110333586XA CN102358591A (en) | 2011-10-28 | 2011-10-28 | Suspension descending system |
| PCT/CN2011/081905 WO2013060047A1 (en) | 2011-10-28 | 2011-11-08 | Suspended lowering system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110333586XA CN102358591A (en) | 2011-10-28 | 2011-10-28 | Suspension descending system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102358591A true CN102358591A (en) | 2012-02-22 |
Family
ID=45583980
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110333586XA Pending CN102358591A (en) | 2011-10-28 | 2011-10-28 | Suspension descending system |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN102358591A (en) |
| WO (1) | WO2013060047A1 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102515051A (en) * | 2011-12-31 | 2012-06-27 | 何少敦 | Suspension descending system |
| WO2013166812A1 (en) * | 2012-05-10 | 2013-11-14 | He Shaodun | Suspension device |
| CN112707328A (en) * | 2021-01-19 | 2021-04-27 | 重庆航天职业技术学院 | Novel pulley block |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN87101826A (en) * | 1987-03-14 | 1988-10-12 | 杨军 | The derrick block group |
| CN2232432Y (en) * | 1995-05-10 | 1996-08-07 | 牛井春 | Cable elevator for high building resident |
| JP2008036108A (en) * | 2006-08-07 | 2008-02-21 | Hiroshi Kuwajima | Evacuation apparatus |
| CN201052954Y (en) * | 2006-03-27 | 2008-04-30 | 韩永清 | Small-sized aloft work manual lifter |
| CN101723277A (en) * | 2008-10-16 | 2010-06-09 | 滨田与志夫 | Lifting device |
| CN101870437A (en) * | 2010-05-19 | 2010-10-27 | 中交第四航务工程局有限公司 | Electric climbing device and application device thereof |
| CN202322174U (en) * | 2011-10-28 | 2012-07-11 | 何少敦 | Suspended descending system |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102005010767B4 (en) * | 2005-03-09 | 2007-01-11 | Mittelmann Sicherheitstechnik Gmbh & Co.Kg | Descender with winch function |
| DE102006009050A1 (en) * | 2006-02-27 | 2007-09-06 | Skylotec Gmbh | Gear-free descender |
| KR20080000544U (en) * | 2008-03-10 | 2008-04-18 | 오상형 | The pulley type escape safety Chuter for the fire refuge |
-
2011
- 2011-10-28 CN CN201110333586XA patent/CN102358591A/en active Pending
- 2011-11-08 WO PCT/CN2011/081905 patent/WO2013060047A1/en active Application Filing
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN87101826A (en) * | 1987-03-14 | 1988-10-12 | 杨军 | The derrick block group |
| CN2232432Y (en) * | 1995-05-10 | 1996-08-07 | 牛井春 | Cable elevator for high building resident |
| CN201052954Y (en) * | 2006-03-27 | 2008-04-30 | 韩永清 | Small-sized aloft work manual lifter |
| JP2008036108A (en) * | 2006-08-07 | 2008-02-21 | Hiroshi Kuwajima | Evacuation apparatus |
| CN101723277A (en) * | 2008-10-16 | 2010-06-09 | 滨田与志夫 | Lifting device |
| CN101870437A (en) * | 2010-05-19 | 2010-10-27 | 中交第四航务工程局有限公司 | Electric climbing device and application device thereof |
| CN202322174U (en) * | 2011-10-28 | 2012-07-11 | 何少敦 | Suspended descending system |
Non-Patent Citations (1)
| Title |
|---|
| 赵磊: "GB 23525-2009《座板式单人吊具悬吊作业安全技术规范》标准解读", 《安全》 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102515051A (en) * | 2011-12-31 | 2012-06-27 | 何少敦 | Suspension descending system |
| WO2013166812A1 (en) * | 2012-05-10 | 2013-11-14 | He Shaodun | Suspension device |
| CN112707328A (en) * | 2021-01-19 | 2021-04-27 | 重庆航天职业技术学院 | Novel pulley block |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2013060047A1 (en) | 2013-05-02 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201701655U (en) | Life saving device for working aloft | |
| CN201578771U (en) | Hand controllable urgent escape appliance | |
| CN101920075A (en) | Tower escape apparatus | |
| CN102515051A (en) | Suspension descending system | |
| ES2659379T3 (en) | Lathe to advance along a lifting branch | |
| CN102358591A (en) | Suspension descending system | |
| WO2013166843A1 (en) | Suspension device | |
| CN106829770B (en) | Duplex type Portable rope-climbing device | |
| CN102358590A (en) | Suspended descending system | |
| CN202322174U (en) | Suspended descending system | |
| CN202296964U (en) | Overhanging landing system | |
| CN210750951U (en) | Multi-person safety escape device | |
| CN202322175U (en) | Hanging and descending system | |
| CN100398166C (en) | Descent apparatus | |
| CN209075892U (en) | Ramp-down device is used in a kind of novel high-rise life saving and transport | |
| CN104998357A (en) | High-altitude escape descent control device and escape system | |
| CN202397990U (en) | Aerial fire control escaping device | |
| CN101966371B (en) | Mechanical descent control device | |
| CN102381656A (en) | Suspension descending system | |
| CN1689664B (en) | Life saving device in high building | |
| JP4810375B2 (en) | Device for workers used for work in manholes such as sewer pipes and work method using the device | |
| CN209316896U (en) | A kind of fire hose clamp device | |
| CN202605551U (en) | Lifesaving descent control device | |
| CN202415070U (en) | Hanging and lowering system | |
| CN202575840U (en) | Suspension descending system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20120222 |