CN202542626U - Multi-level buffer air cushion - Google Patents
Multi-level buffer air cushion Download PDFInfo
- Publication number
- CN202542626U CN202542626U CN2012200551956U CN201220055195U CN202542626U CN 202542626 U CN202542626 U CN 202542626U CN 2012200551956 U CN2012200551956 U CN 2012200551956U CN 201220055195 U CN201220055195 U CN 201220055195U CN 202542626 U CN202542626 U CN 202542626U
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- air cushion
- air
- wall
- sprung
- buffer
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Abstract
The utility model relates to a multi-level buffer air cushion, which comprises more than two single polyester film inflatable air cushions. The single polyester film inflatable air cushions are mutually assembled together, can be assembled together in a manner that the single polyester film inflatable air cushions are vertically stacked, and can also be assembled together in a manner that the single polyester film inflatable air cushions are sleeved one by one. According to the multi-level buffer air cushion, the multi-level buffer air cushion is fully inflated and placed at the bottom of an elevator shaft, when an elevator falls to the air cushion in the case of an accident, partial air cushions blast firstly after the air cushions are stressed, so that the time for buffering and slow-down of the elevator is prolonged, the distance for buffering and slow-down is increased, the impact force is reduced, and then, the casualty accidents are reduced.
Description
Technical field
The utility model relates to a kind of shock absorber of accepting dropped object, a kind of multi-buffer air cushion.
Background technology
In the skyscraper, the elevator of vertical lift drops suddenly like fault, because the effective buffer distance of recoil spring that is placed in elevator shaft bottom usually is merely tens of centimetres, can't avoid the falling firmly of elevator car of high-altitude tenesmus.The unexpected unnormal unlocking of the elevator door that is using, the passenger may stride into by a habitual pin, and the machine of this moment elevator shaft bottom or elevator own has no buffer protection device on the top, and the passenger weighs residual unavoidably or weighs down and die.
Summary of the invention
This reality is made novel a kind of new shock absorber that replaces the elevator shaft bottom recoil spring that is intended to propose, and can obtain longer buffer distance and buffering time, reduces casualty accident, a kind of multi-buffer air cushion.
This multi-buffer air cushion comprises plural single mylar inflatable air cushion (abbreviating " single air cushion " as), and these single mylar inflatable air cushion mutual combination together.
This multi-buffer air cushion is full of gas, is placed on elevator shaft bottom, when having an accident used during elevator falling to air cushion the time; The stressed back explosion in advance of part air cushion, thereby the time of the buffer deceleration of prolongation elevator, the distance of growth buffer deceleration; Reduce impulsive force, reduce casualty accident.
Description of drawings
Fig. 1 is first kind of constructional drawing of this multi-buffer air-sprung;
Fig. 2 is the fundamental diagram of multi-buffer pad shown in Figure 1;
Fig. 3 is second kind of constructional drawing of multi-buffer air-sprung;
Fig. 4 is the fundamental diagram of multi-buffer pad shown in Figure 3;
Fig. 5 is the third constructional drawing of multi-buffer air-sprung:
Fig. 6 is the fundamental diagram of multi-buffer pad shown in Figure 5;
Fig. 7 is the block diagram of multi-buffer pad shown in Figure 5;
Fig. 8 is the 4th kind of constructional drawing of multi-buffer air-sprung.
The specific embodiment
As shown in Figure 1, this multi-buffer air cushion comprises plural single mylar inflatable air cushion, and these single mylar inflatable air cushion mutual combination together.Each single mylar inflatable air cushion is an approximate cube shaped air bag that uses mylar to make as outer wall.Single mylar inflatable air cushion among Fig. 1 is to be superimposed up and down together, and adjacent two air cushions are fastened to each other, and firmly wherein, the wall of the single air cushion 1 of the superiors is the thinnest, and the wall of undermost single air cushion 2 is the thickest, and the thickness of air-sprung wall increases progressively from the top down successively.Among the figure 3 for fill, air bleeder nipple, can adopt the structure that is similar to tire valve.
As shown in Figure 2, in this each air cushion of multi-buffer air-sprung, charge into air, be placed on elevator shaft bottom then.Having an accident, when elevator car 4 falls, at first impacting the single air cushion 1 of the superiors in the multi-buffer air cushion, this single air cushion is with explosion; Air 6 is gone out from cut; It is slow that the dropping process of elevator car will receive the actv. resistance in this process, and the single air cushion 5 of the second layer possibly crushed then, and elevator car is slowed down once more; So continue, stop tenesmus until elevator car.Such process makes the time of elevator car buffer deceleration obtain prolongation, has increased the distance of buffer deceleration, has also just reduced the impulsive force that elevator car receives, and has weakened the degree of damage of accident.
In this multi-buffer air cushion, several explosion windows that can also distribute on the sidewall of the single air cushion 1 of the superiors, the thickness of the film at explosion window position is little than the film thickness at other position.The at first explosion when air cushion receives elevator car and impacts of these explosion windows is released the air in the air cushion, thereby guarantees that air-sprung surge time can obtain prolonging.On other which floor air-sprung sidewall some explosion windows can be set equally also.
As shown in Figure 3, the single mylar inflatable air cushion in this multi-buffer air cushion also can be nested one by one and lump together, and single air cushion 7 walls of innermost layer are the thinnest, and the wall of outermost single air cushion 8 is the thickest, and the thickness of air-sprung wall from inside to outside increases progressively successively.When the multi-buffer air cushion of this structure uses, can in the single air cushion 7 of innermost layer, charge into air, not inflate between remaining air cushion layer and the layer, be in " flat gas " state.As shown in Figure 4, when elevator car 4 falls, at first impact the single air cushion 7 of the innermost layer in the multi-buffer air cushion; This single air cushion is with explosion; Air is gone out from cut, makes the air cushion aerification from interior several second layers, and the dropping process of elevator car receives hindering and delays simultaneously; Number second layer air cushion possibly crushed then, and elevator car is slowed down once more, so continues, and stops tenesmus until elevator car.
In the multi-buffer air cushion of above-mentioned structure shown in Figure 3, several explosion windows that also can distribute on the single air-sprung sidewall of innermost layer, the thickness of the film at explosion window position is little than the film thickness at other position.The at first explosion when air cushion receives elevator car and impacts of these explosion windows is released the air in the air cushion, thereby guarantees that air-sprung surge time can obtain prolonging.
As shown in Figure 5; The single mylar inflatable air cushion of this multi-buffer air-sprung is nested in the structure that lumps together one by one; The wall of single air cushion 7 that also can be innermost layer is the thickest, and the wall of outermost single air cushion 8 is the thinnest, and the thickness of air-sprung wall increases progressively from outside to inside successively.When adopting this structure, can in the single air cushion 7 of innermost layer, charge into air, simultaneously remaining air-sprung layer with layer between also charge into air.As shown in Figure 6; When elevator car 4 falls and since each layer air-sprung layer with layer between air to the transfer function of pressure, stressed maximum will be outermost single air cushion 8; All the other each layer air cushions are two-sided stressed and cancel each other; Outermost air cushion is with explosion, and air is gone out from cut, and it is slow that the dropping process of elevator car receives resistance; Second layer air cushion possibly crushed then, and elevator car is slowed down once more, so continues, and stops tenesmus until elevator car.
In the multi-buffer air cushion of above-mentioned structure shown in Figure 5, several explosion windows 9 (please referring to Fig. 7) that also can distribute on the sidewall of outermost single air cushion 8, the thickness of the film at explosion window position is little than the film thickness at other position.The at first explosion when air cushion receives elevator car and impacts of these explosion windows is released the air in the air cushion, thereby guarantees that air-sprung surge time can obtain prolonging.
Structure as shown in Figure 7, that the single mylar inflatable air cushion of this multi-buffer air-sprung is nested one by one and lumps together can make each layer air cushion on an angle, reserve a recess, and each layer air cushion is bonded together in this bight, is used to install charging connector 7.
As shown in Figure 8; In this multi-buffer air cushion single mylar inflatable air cushion also can comprise a center air cushion 10 and four peripheral air cushions 11, center air cushion 10 across, four peripheral air cushion 11 squarelys; Four peripheral air cushions are positioned at center air-sprung criss cross cross fork; And fix with center air-sprung criss cross sidewall, center air cushion and peripheral air cushion are combined into a square air cushion, and peripheral air-sprung wall is than center air-sprung wall thickness.When elevator car fell, the center air cushion was explosion, and it is slow to make the dropping process of elevator car receive resistance; Peripheral then air cushion will be held elevator car, and elevator car is slowed down once more, stop tenesmus until elevator car.
As shown in Figure 8, in the multi-buffer air cushion of this structure, also explosion window 9 can be arranged on the wall of four end faces of center air-sprung criss cross, the thickness of the film at explosion window position is little than the film thickness at other position.These explosion windows are when air cushion receives elevator car and impacts, and at first explosion is released the air in the air cushion, thereby guarantee that air-sprung surge time can obtain prolonging.
In this multi-buffer air cushion; Structure shown in Figure 1 can be called " external superposing type multi-buffer air cushion "; Fig. 3 and structure shown in Figure 5 can be called " the built-in outer formula multi-buffer air cushion that exposes to the sun "; Structure shown in Figure 8 can be called " hybrid multi-buffer air cushion ", and the three all uses the mylar made.
External superposing type multi-buffer air cushion and hybrid multi-buffer air cushion can be positioned over the comparatively elevator shaft bottom of spacious skyscraper of space usually.
The built-in outer formula multi-buffer air cushion that exposes to the sun can be used for the shaft bottom of the comparatively narrow and small outdoor vertical lift stair shaft cabinet frame in space usually.
Claims (9)
1. a multi-buffer air cushion is characterized in that it comprises plural single mylar inflatable air cushion, and these single mylar inflatable air cushion mutual combination together.
2. multi-buffer air cushion as claimed in claim 1; It is characterized in that described single mylar inflatable air cushion is superimposed up and down together; Adjacent two air cushions are fastened to each other firmly, and wherein, the wall of the single air cushion (1) of the superiors is the thinnest; The wall of undermost single air cushion (2) is the thickest, and the thickness of air-sprung wall increases progressively from the top down successively.
3. multi-buffer air cushion as claimed in claim 2 is characterized in that several explosion windows that distributing on the sidewall of single air cushion (1) of the superiors, and the thickness of the film at explosion window position is little than the film thickness at other position.
4. multi-buffer air cushion as claimed in claim 1; It is characterized in that described single mylar inflatable air cushion is nested one by one lumps together; Single air cushion (7) wall of innermost layer is the thinnest, and the wall of outermost single air cushion (8) is the thickest, and the thickness of air-sprung wall from inside to outside increases progressively successively.
5. multi-buffer air cushion as claimed in claim 4 is characterized in that several explosion windows that distributing on the single air-sprung sidewall of innermost layer, and the thickness of the film at explosion window position is little than the film thickness at other position.
6. multi-buffer air cushion as claimed in claim 1; It is characterized in that described single mylar inflatable air cushion is nested one by one lumps together; The wall of the single air cushion (7) of innermost layer is the thickest, and the wall of outermost single air cushion (8) is the thinnest, and the thickness of air-sprung wall increases progressively from outside to inside successively.
7. multi-buffer air cushion as claimed in claim 6 is characterized in that several explosion windows (9) that distributing on the sidewall of outermost single air cushion (8), and the thickness of the film at explosion window position is little than the film thickness at other position.
8. multi-buffer air cushion as claimed in claim 1; It is characterized in that described single mylar inflatable air cushion comprises a center air cushion (10) and four peripheral air cushions (11), described center air cushion across, four peripheral air cushion squarelys; Four peripheral air cushions are positioned at center air-sprung criss cross cross fork; And fix with center air-sprung criss cross sidewall, center air cushion and peripheral air cushion are combined into a square air cushion, and peripheral air-sprung wall thickness is the air-sprung wall in the center.
9. multi-buffer air cushion as claimed in claim 8 is characterized in that on the wall of four end faces of described center air-sprung criss cross explosion window (9) being arranged, and the thickness of the film at explosion window position is little than the film thickness at other position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200551956U CN202542626U (en) | 2012-02-18 | 2012-02-18 | Multi-level buffer air cushion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200551956U CN202542626U (en) | 2012-02-18 | 2012-02-18 | Multi-level buffer air cushion |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202542626U true CN202542626U (en) | 2012-11-21 |
Family
ID=47163292
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200551956U Withdrawn - After Issue CN202542626U (en) | 2012-02-18 | 2012-02-18 | Multi-level buffer air cushion |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202542626U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102556800A (en) * | 2012-02-18 | 2012-07-11 | 浙江金中机电科技有限公司 | Multi-level buffer air cushion |
| CN103691074A (en) * | 2013-11-28 | 2014-04-02 | 国网河南省电力公司南阳供电公司 | Fall protection air cushion for low-altitude operations |
| CN106800230A (en) * | 2017-02-23 | 2017-06-06 | 立达博仕电梯（苏州）有限公司 | A kind of high security elevator |
-
2012
- 2012-02-18 CN CN2012200551956U patent/CN202542626U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102556800A (en) * | 2012-02-18 | 2012-07-11 | 浙江金中机电科技有限公司 | Multi-level buffer air cushion |
| CN103691074A (en) * | 2013-11-28 | 2014-04-02 | 国网河南省电力公司南阳供电公司 | Fall protection air cushion for low-altitude operations |
| CN106800230A (en) * | 2017-02-23 | 2017-06-06 | 立达博仕电梯（苏州）有限公司 | A kind of high security elevator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20121121 Effective date of abandoning: 20131016 |
|
| RGAV | Abandon patent right to avoid regrant |