CN200977336Y - Life-saving slow drop-down device for fire in building - Google Patents
Life-saving slow drop-down device for fire in building Download PDFInfo
- Publication number
- CN200977336Y CN200977336Y CN 200620039501 CN200620039501U CN200977336Y CN 200977336 Y CN200977336 Y CN 200977336Y CN 200620039501 CN200620039501 CN 200620039501 CN 200620039501 U CN200620039501 U CN 200620039501U CN 200977336 Y CN200977336 Y CN 200977336Y
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- rope
- descending lifeline
- friction
- fire hazard
- cylinder
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Abstract
The utility model relates to a fire fighting descent control device and the device has simple structure, easy operation, and convenience for carrying and is suitable for the building lower than six stories. The utility model is technically characterized in that the friction system is controlled by the manual rotation to achieve the descent control hovering effect, and to make the people rescued safely to the ground. Simultaneously, the descent control device can also preliminarily and properly replace the friction part and the transmission part accessory according to the different using places and using frequency, to achieve the safer and more convenient use effect. The descent control device can realize the fast self- rescue, others- rescue and multi-people rescue effect only using a rope and a maneuver box.
Description
Technical field:
The utility model relates to a kind of escape device, when in the building during breaking out of fire, can provide a kind of self-help escape approach fast and safely for the delay personnel.
Background technology:
Existing building fire-fighting escape device volume is big, complex structure, need be subjected to the personnel of special training to carry out first aid and operate, and the random mobility of such facility is relatively poor, in case therefore breaking out of fire, the efficient of suing and labouring of this kind equipment is not high.
The fire hazard of storied house escape apparatus that occurs successively mostly is to delay and falls formula in recent years, is improved, and has part to drop into practical application.But this kind equipment improves part in addition not to the utmost, modulate some equipment as needing when the urgent need, in case breaking out of fire, some people will be because of can not using, or use instrument because of the scene can not find modulation, and be that salvaging brings potential risk.
Summary of the invention:
Chinese patent CN2338032Y discloses a kind of " high building fire fighting escape equipment ", and it is a vertical flexible sleeve road, by the top suspension arrangement, and transverse elasticity damping tube, Y type interface connector and outlet weight are formed.When breaking out of fire, personnel enter the window connector from window in the building, and Y type interface slowly slides in transverse elasticity damping tube, is escaped.
This fire hazard of storied house lifesaving appliance can play good rescue effect under the particular environment condition; But its maximum weak point is exactly that volume is big, and weight is big relatively, and arbitrarily mobility is poor, and reaction is slow; And such rescue aid also need be subjected to professional's co-operating of professional training, could satisfactorily finish salvage operations.
Chinese patent CN2093011U discloses a kind of portable descending lifeline.It is by damper, square line box, compositions such as safety belt.It is to control damper and steel wire rope by the handle on the damper to produce frictional resistance, comes the balance human body weight, falls thereby reach at the uniform velocity slow, makes to be rescued personal security and drop to ground.This descending lifeline volume is little, and in light weight being easy to carry overcome above-mentioned deliverance apparatus, and volume is big, and weight is big, the shortcoming of mobility difference; But because its steel wire rope is arranged in the winding box, so when first by rescuer's safe falling behind ground, the next one is rescued personnel and is also needed take in d/d steel wire rope in the winding box again, can continue to use, so just might delay valuable rescue time, perhaps, also can give promptly to rescue and bring great hidden danger because of the end user is unfamiliar with method of operating.
At the weak point of above-mentioned several fire rescue devices, problem to be solved in the utility model just.Promptly design a kind of in light weightly, volume is little, simple structure, and the user can operate the high efficiency of suing and labouring fast at a glance fast, and fire hazard of storied house is escaped descending lifeline.
This descending lifeline comprises rope, snap close ring, box body, cylinder, fixed friction sheet, dynamic friction head, fixing chute, screw rod, interior screwed pipe and handwheel etc.
Wherein the critical component of this descending lifeline is roll part and friction portion; Place the cylinder of four same specifications in the box body, it is characterized in that inner wall smooth, the surface is the structure along axial zone groove and fin; Effective contact-making surface of dynamic friction head, fixed friction sheet and rope is an oblong-shaped, and the surface is lateral cross streakline shape projection, to increase the frictional resistance to rope.
Symmetry up and down is set in this descending lifeline box,, only is applicable to the deficiency of unidirectional use, the quick enforcement of being convenient to rescue so the snap close ring of rope ends not only can be used for free end but also can be used for stiff end, thereby has overcome numerous descending lifelines.
Described fire-fighting rope is existing special-purpose rope, and its length is set according to story height, and its two ends respectively are provided with a snap close ring.Rope is entered by described box body upper end perforate, and walks around cylinder on cylinder on the right side, the left side, left side bottom roll, right side bottom roll successively, passes the box bottom outlet.Described fixed friction sheet is arranged on the right of one section vertical rope of central authorities in the box, and the dynamic friction head places the left side; The dynamic friction head can slidably reciprocate in described fixedly chute.Described screw rod is threaded onto in the described fixedly screwed pipe, stretches to box body left side shell and is connected with described handwheel.When handwheel was done the clockwise direction rotation, the free end of described screw rod promoted described dynamic friction head to parallel the advancing of described fixedly chute, and rope is extruded to the fixed friction sheet, and the rope gliding speed is obstructed, and reaches the purpose that safety descends.
Description of drawings:
Fig. 1 is the outward appearance of this a descending lifeline schematic diagram in kind.Fig. 2 is the schematic cross-section of this descending lifeline and horizontal vertical.Fig. 3 is a perspective view in this descending lifeline box.Fig. 4 is that the tape spool cylinder in this descending lifeline also can be replaced the schematic diagram that exchanges by the axle pulley of same specification.Fig. 5 is that expression is fixed on two friction of rest sheets on the same specification axle, and two cylinders that also can be suitable for this fixed axis replace the schematic diagram that exchanges.
The specific embodiment:
Below in conjunction with shown in the accompanying drawing this descending lifeline being further described.
Fire-fighting rope 2 two ends respectively are provided with one only to open, to close the circular snap close ring 13 that closes as shown in Figure 1; Rope 2 is entered by hole on the box body 1, walk around four cylinders 3 as shown in Figure 3 successively after, pass by 1 time hole of box body.Fixed friction sheet 5 is fixed on two fixed axis 4; Sliding friction 8 places fixedly in the sliding tray 7; Screw rod 10 is threaded onto fixedly and is connected with the handwheel 11 in the box outside in the screwed pipe 9.Do clockwise direction when rotation when handwheel 11, screw rod 10 is pushed ahead, and promotes sliding friction 8, and the one section vertical rope that detours between two cylinders 3 is pushed to fixed friction sheet 5, the generation extrusion friction, thus decrease speed is controlled.
Symmetry up and down is set, so the arbitrary end of rope ends can be used as stiff end or free end during use in this descending lifeline box.When saving oneself, the personnel that save oneself with after snap close ring on the box body is connected the lock hanging jail, hold on to sagging rope with the safety belt of direct bearing on the other hand, and a hand control handwheel slowly drops to safe ground.Implement him when rescuing, the safety belt of being rescued personnel should be connected with the downslide free end snap close of rope, and control box answers lock hanging on stiff end, after the salvor regulates and control handwheel, slowly discharges rope, makes to be rescued personal security and arrive ground.
This descending lifeline is suitable for the following little high-rise scope in floor rooms 6 to be used.When the user is above family of 3 people or public place preparation use, must in advance cylinder 3 (common 4) as shown in Figure 3 be changed the same specification pulley as shown in Figure 4 that becomes to be suitable for fixed axis 6 (common 4) use.Also rope shown in Figure 32 (organic fiber rope) should be changed simultaneously and become to be suitable for the supporting use of pulley, the resistant to elevated temperatures steel wire rope of rub resistance.Also static friction sheet 5 shown in Figure 3 should be changed simultaneously and become to be suitable for fixed axis 4 (2) use cylinder as shown in Figure 5.
The rope supporting power of this descending lifeline should be more than or equal to 300kg; This descending lifeline is applicable to that disposable fire control and disaster rescue uses, and should check before using whether each several part is excellent, and notes screwing spiral 12 as shown in Figure 1.
Claims (5)
1, fire hazard of storied house is escaped descending lifeline, comprising: control box, rope is characterized in that, described control box comprises handwheel, dynamic friction head, static friction sheet, cylinder, described handwheel places control box one side, be threaded onto box in fixedly the screw rod in the screwed pipe link to each other, the screw rod other end stretches to fixedly sliding tray; Described dynamic friction head is arranged on fixedly in the chute, and relative with the fixed friction sheet, described cylinder is set at the dynamic friction head, and on two sides' up and down of friction of rest sheet the fixed axis, and two axle cylinders of two axle cylinders in top and below are symmetrical.
2, fire hazard of storied house as claimed in claim 1 is escaped descending lifeline, it is characterized in that, described dynamic friction head, and fixed friction sheet and rope contact-making surface are configured to rectangle, and the surface is lateral cross streakline shape projection.
3, escape descending lifeline as claim 1 or the described fire hazard of storied house of claim 2, it is characterized in that its cylinder is configured to inner wall smooth, outer surface is along the shape of axial zone groove and fin.
4, fire hazard of storied house as claimed in claim 1 is escaped descending lifeline, it is characterized in that, its rope ends respectively is provided with a snap close ring, rope four the axle cylinders in control box that detour, and passive friction head, static friction sheet clamping.
5, fire hazard of storied house as claimed in claim 1 is escaped descending lifeline, it is characterized in that, change original rope into steel wire rope, four cylinders change into and are suitable for that this drum shaft uses, the pulley of band groove, change two on friction of rest sheet two fixed axis into and be suitable for this use, inner wall smooth, appearance is along the cylinder of axial zone groove and protruding fusiform structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620039501 CN200977336Y (en) | 2006-02-16 | 2006-02-16 | Life-saving slow drop-down device for fire in building |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620039501 CN200977336Y (en) | 2006-02-16 | 2006-02-16 | Life-saving slow drop-down device for fire in building |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN200977336Y true CN200977336Y (en) | 2007-11-21 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620039501 Expired - Fee Related CN200977336Y (en) | 2006-02-16 | 2006-02-16 | Life-saving slow drop-down device for fire in building |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN200977336Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102133457A (en) * | 2011-04-01 | 2011-07-27 | 张一扬 | Controllable safe slowly descending device |
| WO2014036707A1 (en) * | 2012-09-04 | 2014-03-13 | He Shaodun | Rope controller |
| CN107899152A (en) * | 2017-11-20 | 2018-04-13 | 徐州华显凯星信息科技有限公司 | A kind of power construction high-altitude safe rope buckle device |
| CN109224329A (en) * | 2018-09-14 | 2019-01-18 | 安徽盛冕生物科技有限公司 | A kind of the high-rise life saving method and escape device of automatic control speed |
| CN110639135A (en) * | 2019-11-12 | 2020-01-03 | 北方民族大学 | Twisted rope type descent control device |
-
2006
- 2006-02-16 CN CN 200620039501 patent/CN200977336Y/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102133457A (en) * | 2011-04-01 | 2011-07-27 | 张一扬 | Controllable safe slowly descending device |
| WO2014036707A1 (en) * | 2012-09-04 | 2014-03-13 | He Shaodun | Rope controller |
| CN107899152A (en) * | 2017-11-20 | 2018-04-13 | 徐州华显凯星信息科技有限公司 | A kind of power construction high-altitude safe rope buckle device |
| CN107899152B (en) * | 2017-11-20 | 2021-04-02 | 徐州华显凯星信息科技有限公司 | High-altitude safety rope buckle device for electric power construction |
| CN109224329A (en) * | 2018-09-14 | 2019-01-18 | 安徽盛冕生物科技有限公司 | A kind of the high-rise life saving method and escape device of automatic control speed |
| CN110639135A (en) * | 2019-11-12 | 2020-01-03 | 北方民族大学 | Twisted rope type descent control device |
| CN110639135B (en) * | 2019-11-12 | 2024-01-23 | 北方民族大学 | Rope twisting type descent control device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20071121 |