CN202876135U - Automatic escape passage of tall building in fire disaster - Google Patents
Automatic escape passage of tall building in fire disaster Download PDFInfo
- Publication number
- CN202876135U CN202876135U CN 201220588045 CN201220588045U CN202876135U CN 202876135 U CN202876135 U CN 202876135U CN 201220588045 CN201220588045 CN 201220588045 CN 201220588045 U CN201220588045 U CN 201220588045U CN 202876135 U CN202876135 U CN 202876135U
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- driving chain
- support
- fire
- automatic
- pedal step
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Abstract
The utility model relates to an automatic escape passage of a tall building in a fire disaster. The automatic escape passage of the tall building in the fire disaster comprises a support frame, a brake device and a constant speed gear set and is characterized in that two rotating main shafts are arranged on the upper end and the lower end in the support frame, the constant speed gear set is in transmission connection with the rotating main shafts, and the two rotating main shafts are connected through a transmission chain. A plurality of footboard steps are sequentially arranged on the outer side of the transmission chain, the brake device is arranged on the lower end in the support frame, and when the footboard steps are lowered to the undermost end position, the footboard steps abut against the upper end face of the brake device. According to the automatic escape passage of the tall building in the fire disaster, when escapers step on the footboard steps from an escape exit, due to the weight of the escapers, the constant speed gear set can drive the rotating main shafts to rotate, and therefore the escapers can be lowered down along a conveyor belt from the footboard steps.
Description
Technical field
The utility model belongs to fire plant, is specifically related to the automatic passway for escaping of a kind of fire in high buildings.
Background technology
Some high-rises are interior because the design initial stage now, its fire-fighting equipment is incomplete, there is potential safety hazard, if some major disasters such as breaking out of fire, earthquake, people in the building can only escape downwards from stair, if its stair of the words of fire design itself is just not too large, and big fire and dense smoke meeting are so that the escape process becomes is very difficult, certainly at present also exist on the market some peripheral hardwares or in the automatic Emergency Ladder established, but this escape all is to adopt electric energy usually, after but the condition of a disaster occurring, this electric energy is easy to be affected cut-out.
Summary of the invention
The utility model then provides the gravity that only needs dependence escape crowd oneself that the automatic passway for escaping of fire in high buildings of power is provided in order to solve the technical problem of mentioning in the background technology.
For solving the problems of the technologies described above, the utility model by the following technical solutions:
The automatic passway for escaping of a kind of fire in high buildings, comprise support, brake gear, gear train at the uniform velocity, it is characterized in that: two ends are provided with two rotating spindles about in the described support, described at the uniform velocity gear train and rotating spindle are in transmission connection, described two rotating spindles connect by driving chain, the described driving chain outside is provided with several pedal steps successively, described brake gear is arranged on the internal stent lower end, when the pedal step drops to lowest positions, offset with the brake gear upper surface, described driving chain adopts two parallel structures of driving chain to carry out transmission, described upper rotating spindle is provided with hypervelocity locking mechanism, and described hypervelocity locking mechanism is by stretching out piece effect and upper rotating spindle.
The L-type bar that described brake gear comprises a rotating shaft that is contained in the support bottom surface, be rotationally connected with rotating shaft, can be so that the braking mechanism of gear train stop motion at the uniform velocity, be provided with an elastic returning mechanism between the centre position of described L-type bar and the support bottom surface, the L-type bar is connected with braking mechanism by a brake steel wire simultaneously.
Described at the uniform velocity gear train is in transmission connection by the rotating spindle of inferior driving chain and support upper end.
Described pedal step is rotatably installed in the driving chain outside, and the described driving chain outside is provided with the piece that offsets in position, brow landing rank, so that the pedal step can only the keeping parallelism position when descending.
Described support bottom surface is provided with ladder, and when a pedal step drops to when offseting with brake gear, described ladder is connected with the pedal step.
After adopting above technical scheme: after the escape crowd sets foot on the pedal step from the escape outlet, because the weight of self is so that the at the uniform velocity moving rotating spindle rotation of gear train rotating link chain, will descend along transmission chain from the pedal step, and because the at the uniform velocity existence of gear train, can be so that decrease speed be not too fast, when a certain pedal step drops to nethermost position, can offset with the top of L-type bar, drive brake gear, initiatively suspend action so that rotate, after the people on this pedal step left the pedal step, this pedal step did not just have downward strength and L-type bar to offset, pedal step then continues to descend, and continues this circulation.
Description of drawings
Fig. 1 is structural representation of the present utility model.
The specific embodiment
Referring to Fig. 1, the automatic passway for escaping of a kind of fire in high buildings, comprise support 1, brake gear, at the uniform velocity gear train 2, in the support about in the of 1 two ends be provided with two rotating spindles 3, described at the uniform velocity gear train 2 is in transmission connection with rotating spindle 3, described at the uniform velocity gear train 2 is in transmission connection by the rotating spindle 3 of inferior driving chain 11 with support 1 upper end, described two rotating spindles 3 connect by driving chain 4, described driving chain 4 outsides are provided with several pedal steps 5 successively, described brake gear is arranged on support 1 interior lower end, when pedal step 5 drops to lowest positions, offset with the brake gear upper surface, driving chain 4 adopts two parallel structures of driving chain to carry out transmission, described upper rotating spindle 3 is provided with hypervelocity locking mechanism 14, described hypervelocity locking mechanism 14 is by stretching out piece 15 effects and upper rotating spindles, on concrete is: auto-extending piece 15 effect and upper rotating spindles 3 under the effect of hypervelocity locking mechanism 14 at centrifugal force when upper rotating spindle 3 out of control hypervelocity.
Explain that further brake gear is referring to Fig. 1, the L-type bar 7 that brake gear comprises a rotating shaft 6 that is contained in support 1 bottom surface, be rotationally connected with rotating shaft, can be so that the braking mechanism 8 of gear train 2 stop motions at the uniform velocity, be provided with an elastic returning mechanism 9 between the centre position of described L-type bar 7 and support 1 bottom surface, L-type bar 7 is connected with braking mechanism 8 by a brake steel wire 10 simultaneously.Described pedal step 5 is rotatably installed in driving chain 4 outsides, and described driving chain 4 outsides are provided with the piece 12 that offsets in pedal step 5 positions, so that pedal step 5 can only the keeping parallelism position when descending.Described support 1 bottom surface is provided with ladder 13, and when a pedal step 5 drops to when offseting with brake gear, described ladder 13 is connected with pedal step 5.
Operation principle of the present utility model: after the escape crowd sets foot on pedal step 5 from the escape outlet, piece 12 because offset, then pedal step 5 can only the position parastate when descending, because the weight of self is so that at the uniform velocity moving rotating spindle 3 rotations of gear train 2 rotating link chains, will descend along transmission chain 4 from pedal step 5, and because the at the uniform velocity existence of gear train 2, can be so that decrease speed be not too fast, when a certain pedal step 5 drops to nethermost position, can offset with the top of L-type bar 7, drive brake gear, so that rotating spindle 3 suspends action, after the people on this pedal step 5 leaves pedal step 5, this pedal step 5 does not just have downward strength and L-type bar 7 to offset, pedal step 5 then continues to descend, continue this circulation, braking mechanism in the utility model and at the uniform velocity gear train 2 can the structure of those of ordinary skill with regard to realizing, here just do not illustrate yet, at the uniform velocity gear train 2 is as long as guarantee that whole rotating spindle 3 under certain weight-driven, only can keep certain rotational speed just can.
The utility model is with respect to the improvement of prior art: adopt the gravity of human body can as driving, so that when the condition of a disaster is great, owing to be pure frame for movement, then can not occur losing efficacy owing to fire causes electric device, the situation that the utility model can't be worked can not appear, simultaneously again because the existence of brake gear is arranged, when having guaranteed that each pedal step can both arrive bottom, after time-out waits until that the escape crowd leaves, continue again to descend, guaranteed the order of escape, the situation that can not cause confusion.
Claims (5)
1. automatic passway for escaping of fire in high buildings, comprise support (1), brake gear, gear train (2) at the uniform velocity, it is characterized in that: two ends are provided with two rotating spindles (3) about in the described support (1), described at the uniform velocity gear train (2) is in transmission connection with rotating spindle (3), described two rotating spindles (3) connect by driving chain (4), described driving chain (4) outside is provided with several pedal steps (5) successively, described brake gear is arranged on support (1) interior lower end, pedal step (5) is when dropping to lowest positions, offset with the brake gear upper surface, described driving chain adopts two parallel structures of driving chain to carry out transmission, described upper rotating spindle is provided with hypervelocity locking mechanism (14), and described hypervelocity locking mechanism (14) is by stretching out piece (15) effect and upper rotating spindle.
2. the automatic passway for escaping of a kind of fire in high buildings according to claim 1, it is characterized in that: the L-type bar (7) that described brake gear comprises a rotating shaft (6) that is contained in support (1) bottom surface, be rotationally connected with rotating shaft, can be so that the braking mechanism (8) of gear train (2) stop motion at the uniform velocity, be provided with an elastic returning mechanism (9) between the centre position of described L-type bar (7) and support (1) bottom surface, L-type bar (7) is connected with braking mechanism (8) by a brake steel wire (10) simultaneously.
3. the automatic passway for escaping of a kind of fire in high buildings according to claim 1 is characterized in that: described at the uniform velocity gear train (2) is in transmission connection by the rotating spindle (3) of time driving chain (11) with support (1) upper end.
4. the automatic passway for escaping of a kind of fire in high buildings according to claim 1 and 2, it is characterized in that: described pedal step (5) is rotatably installed in driving chain (4) outside, described driving chain (4) outside is provided with the piece that offsets (12) in position, brow landing rank, so that pedal step (5) can only the keeping parallelism position when descending.
5. the automatic passway for escaping of a kind of fire in high buildings according to claim 1 and 2, it is characterized in that: described support (1) bottom surface is provided with ladder (13), when a pedal step (5) drops to when offseting with brake gear, described ladder (13) is connected with pedal step (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220588045 CN202876135U (en) | 2012-10-31 | 2012-10-31 | Automatic escape passage of tall building in fire disaster |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220588045 CN202876135U (en) | 2012-10-31 | 2012-10-31 | Automatic escape passage of tall building in fire disaster |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202876135U true CN202876135U (en) | 2013-04-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220588045 Expired - Fee Related CN202876135U (en) | 2012-10-31 | 2012-10-31 | Automatic escape passage of tall building in fire disaster |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202876135U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019213788A1 (en) * | 2018-05-11 | 2019-11-14 | Tang Po Yu | Self-propelled refuge ladder structure for emergency use |
| CN110812721A (en) * | 2019-10-23 | 2020-02-21 | 田玉迎 | Fire escape lifting mechanism for fire engineering |
-
2012
- 2012-10-31 CN CN 201220588045 patent/CN202876135U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019213788A1 (en) * | 2018-05-11 | 2019-11-14 | Tang Po Yu | Self-propelled refuge ladder structure for emergency use |
| CN110812721A (en) * | 2019-10-23 | 2020-02-21 | 田玉迎 | Fire escape lifting mechanism for fire engineering |
| CN110812721B (en) * | 2019-10-23 | 2021-05-25 | 南通普思曼机械有限公司 | Fire escape lifting mechanism for fire engineering |
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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 |
Granted publication date: 20130417 Termination date: 20151031 |
|
| EXPY | Termination of patent right or utility model |