CN203724653U - Portable high-rise building slowly-descending escape device - Google Patents
Portable high-rise building slowly-descending escape device Download PDFInfo
- Publication number
- CN203724653U CN203724653U CN201320859653.6U CN201320859653U CN203724653U CN 203724653 U CN203724653 U CN 203724653U CN 201320859653 U CN201320859653 U CN 201320859653U CN 203724653 U CN203724653 U CN 203724653U
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- pulley
- support
- movable
- fork
- friction
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- Emergency Lowering Means (AREA)
Abstract
The utility model discloses a portable high-rise building slowly-descending escape device which is composed of a flexible rope, pulley blocks, friction plates and a support, wherein each pulley block is composed of a movable pulley and a fixed pulley. A manned device which can slide along the flexible rope is arranged at the lower portion of the support. The one to four pulley blocks composed of the movable pulleys and the fixed pulleys are arranged at the upper portion of the support and provided with the friction plates which can make contact with all the pulleys respectively. The flexible rope is wound around the fixed pulleys and the movable pulleys of all the pulley blocks alternately from bottom to top. The portable high-rise building slowly-descending escape device has the self-adaption effect; compared with the prior art, the portable high-rise building slowly-descending escape device overcomes the defect that the heavier a person is, the greater the escape difficulty is. The portable high-rise building slowly-descending escape device is simple in structure, stable in slow descending and safe and reliable in effect and has self-adaption performance for the weight.
Description
Technical field
The utility model relates to the first aid of precarious position, specifically the slow escape apparatus that falls of the portable high-building under precarious position.
Background technology
Along with social development, urban population quantity constantly increases, and skyscraper has played alleviates the effect that population sharply increases.Skyscraper has brought convenience to resident's life, and, when the dangerous situation that meets accident is during as disasters such as fire, earthquake, gas leaks, effective high-rise life saving mode has become a great problem.At present, in the time that unexpected dangerous situation occurs, most people select by elevator or stair from high-rise life saving, but the limited space of stair and elevator in high building, resident in high building is relatively many, select Lift & Stairs escape mode inevitably to there will be congested conditions, even occur tread event, cause the generation in succession of tragedy.
Existing high-rise escape apparatus is broadly divided into damp type and deceleration disc type two classes, its structure is made up of steel wire rope, metal shell, rope sheave, rotating shaft, damping motor etc. and ring-shaped brake sheet, expansive force deceleration plate rail, expansive force deceleration pull bar, rope guide pulley, pull rod shaft etc. respectively, these apparatus structure complexity, some devices are equipped with motor, cause weight excessive, difficulty is controlled in operation, and expensive, is unfavorable for popularizing.
Utility model content
In view of above reason, the utility model provides that a kind of portable high-building is slow falls escape apparatus, while being intended to emergency occurs, provides more escape means to people, makes high-rise life saving become simple and efficient, reduces the incidence of contingency simultaneously.
Portable high-building of the present utility model is slow falls escape apparatus, and the assembly pulley being made up of flexible strand, movable pulley and fixed pulley, friction plate and support form;
Support bottom arranges the manned device that can slide along flexible strand; The assembly pulley that support top settles 1 ~ 4 group of movable pulley and fixed pulley to form, and the friction plate that can contact each pulley is set; Flexible strand is alternately walked around fixed pulley and the movable pulley of every group of assembly pulley from the bottom up.
Escape apparatus of the present utility model, its fixed pulley is that direct axle is connected with support.
It is hinged with pulley fork and support that the direct axle of movable pulley is connected.
For friction effect better, make slow fall more stable, also in order to make the more exquisite compactness of structure, the friction plate of the fixed pulley of every group of assembly pulley and the friction plate of movable pulley are placed in the two sides of same friction fork, fixed pulley be placed in same friction fork above, movable pulley is placed in below same friction fork, and friction plate gets close to pulley, and friction fork and support are hinged.
Consider the simple of structure, and delay and fall effect, escape apparatus of the present utility model, the assembly pulley of settling 2 groups of movable pulleys and fixed pulley to form on support top.I.e. four pulleys altogether, two fixed pulleys, two movable pulleys, a fixed pulley and a movable pulley are one group.
Escape apparatus of the present utility model, manned device can select handgrip, frame, basket or rope, and they are connecting support.
Glide smoothly for ease of manned device, the manned device in the utility model arranges the sliding sleeve being enclosed within outside flexible strand.
While using escape apparatus of the present utility model, flexible strand upper end is fixed on the building member that reliable and stable intensity is large, survivor's hand in manned device applies certain pulling force to flexible strand, makes the tensioning of restricting.People moves downward together with flexible strand with escape apparatus, the pulling force that imposes on flexible strand lower end rises movable pulley, movable pulley upwards holds out against the friction plate below friction fork, and the fork that makes to rub upwards rotates around support jointed shaft, and the friction plate above friction fork upwards holds out against fixed pulley.Strength is larger, and the frictional force between friction plate and pulley is larger, finally makes the frictional force between flexible strand and pulley increase, and realizing slows down glides until uniform speed slow declines, thereby plays the object of escape.
Body weight is larger, the strength giving is just larger, friction plate and pulley just push up press tighter, pulley rotates and stops operating more even, it is just more weak that flexible strand follows pulley to move together, and the fricting movement of the relative pulley of flexible strand is just stronger, the frictional force between flexible strand and pulley becomes the main power that hinders downslide.This obstruction power increases and becomes large with body weight.So do not worry that the people that body weight is large can glide more and more faster.Therefore escape apparatus of the present utility model has adaptive effect, compared to prior art, has overcome the large people of the body weight large defect of difficulty of escaping.
Portable high-building of the present utility model is slow falls escape apparatus, simple in structure, slowly falls stablely, and effect is safe and reliable, has the adaptive performance of pair weight.
Brief description of the drawings
Fig. 1 is the structure chart of a kind of form of portable high-building escaping descent control device of the present utility model.
Detailed description of the invention
See Fig. 1.
Portable high-building is slow falls escape apparatus, by flexible strand 1, movable pulley 4(movable pulley 15) and fixed pulley 8(fixed pulley 10) assembly pulley, friction plate (5,7,11,13) and the support 21 of formation form;
Support 21 bottoms arrange the manned device 22 that can slide along flexible strand 1; 2 groups of movable pulley 4(movable pulleys 15 are settled on support 21 tops) and fixed pulley 8(fixed pulley 10) assembly pulley that forms, and the friction plate (in figure 5,7,11,13) that can contact each pulley is set; Flexible strand 1 is alternately walked around fixed pulley and the movable pulley of every group of assembly pulley from the bottom up.
Fixed pulley 8 is directly connected by axle 23 with the skewback 9 on support 21 tops.Fixed pulley 10 is also that direct axle is connected with support 21 tops.
The pulley fork 3 being connected with the direct axle of movable pulley 4 is connected by hinge 20 with support 21.The pulley fork 16 being connected with the direct axle of movable pulley 15 is connected by hinge 18 with support 21
The friction plate of the fixed pulley of every group of assembly pulley and the friction plate of movable pulley are placed in the two sides of same friction fork, in figure, friction plate 5 is fixed on below friction fork 6, friction plate 7 be fixed on friction fork 6 above, friction plate 13 is fixed on below friction fork 12, friction plate 11 be fixed on friction fork 12 above, fixed pulley 8 be placed in friction fork 6 above, movable pulley 4 is placed in below friction fork 6, fixed pulley 10 be placed in friction fork 12 above, movable pulley 15 is placed in below friction fork 12, friction fork 6 and friction fork 12 are respectively by hinge 19, hinge 17 is hinged with support 21.
Manned device is handgrip 22 and connection bracket 21.
Manned device's handgrip 22 arranges the sliding sleeve 2 being enclosed within outside flexible strand 1.
When escape apparatus, flexible strand upper end 14 is fixed on the building member that reliable and stable intensity is large, survivor catches handgrip 22 on the other hand, and another hand applies certain pulling force to flexible strand 1, makes the tensioning of restricting.People moves downward together with flexible strand 1 with escape apparatus, the pulling force that imposes on flexible strand 1 rises movable pulley 4, movable pulley 4 upwards holds out against friction fork 6 friction plate 5 below, the fork 6 that makes to rub upwards rotates around support jointed shaft 19, and friction fork 6 friction plate 7 above upwards holds out against fixed pulley 8.(movable pulley 15 is identical with the situation at fixed pulley 10 places).Strength is larger, and the frictional force between friction plate and pulley is larger, finally makes the frictional force between flexible strand 1 and pulley increase, and realizing slows down glides until uniform speed slow declines, thereby plays the object of escape.
Claims (7)
1. portable high-building is slow falls escape apparatus, it is characterized in that: the assembly pulley, friction plate and the support that are made up of flexible strand, movable pulley and fixed pulley form;
Support bottom arranges the manned device that can slide along flexible strand; The assembly pulley that support top settles 1 ~ 4 group of movable pulley and fixed pulley to form, and the friction plate that can contact each pulley is set; Flexible strand is alternately walked around fixed pulley and the movable pulley of every group of assembly pulley from the bottom up.
2. according to the escape apparatus of claim 1, it is characterized in that: fixed pulley is that direct axle is connected with support.
3. according to the escape apparatus of claim 1, it is characterized in that: the pulley fork and the support that are connected with the direct axle of movable pulley are hinged.
4. according to the escape apparatus of claim 1, it is characterized in that: the friction plate of the fixed pulley of every group of assembly pulley and the friction plate of movable pulley are placed in the two sides of same friction fork, fixed pulley be placed in same friction fork above, movable pulley is placed in below same friction fork, friction plate gets close to pulley, and friction fork and support are hinged.
5. according to the escape apparatus of claim 1, it is characterized in that: the assembly pulley that support top settles 2 groups of movable pulleys and fixed pulley to form.
6. according to the escape apparatus of claim 1, it is characterized in that: manned device is handgrip, frame, basket or rope, and connection bracket.
7. according to the escape apparatus of claim 1 or 6, it is characterized in that: manned device arranges the sliding sleeve being enclosed within outside flexible strand.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320859653.6U CN203724653U (en) | 2013-12-25 | 2013-12-25 | Portable high-rise building slowly-descending escape device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320859653.6U CN203724653U (en) | 2013-12-25 | 2013-12-25 | Portable high-rise building slowly-descending escape device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203724653U true CN203724653U (en) | 2014-07-23 |
Family
ID=51194757
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320859653.6U Expired - Fee Related CN203724653U (en) | 2013-12-25 | 2013-12-25 | Portable high-rise building slowly-descending escape device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203724653U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103736215A (en) * | 2013-12-25 | 2014-04-23 | 桂林电子科技大学 | Portable tall-building slow descent escape device |
-
2013
- 2013-12-25 CN CN201320859653.6U patent/CN203724653U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103736215A (en) * | 2013-12-25 | 2014-04-23 | 桂林电子科技大学 | Portable tall-building slow descent escape device |
| CN103736215B (en) * | 2013-12-25 | 2016-06-22 | 桂林电子科技大学 | Portable high-building is slow drops escape apparatus |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140723 Termination date: 20171225 |