CN209751982U - multi-person slow-descending escape device - Google Patents
multi-person slow-descending escape device Download PDFInfo
- Publication number
- CN209751982U CN209751982U CN201920280681.XU CN201920280681U CN209751982U CN 209751982 U CN209751982 U CN 209751982U CN 201920280681 U CN201920280681 U CN 201920280681U CN 209751982 U CN209751982 U CN 209751982U
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- Prior art keywords
- rope
- brake
- speed reducing
- rope pulley
- speed
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- Expired - Fee Related
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- 230000001603 reducing effect Effects 0.000 claims abstract description 18
- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 14
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 7
- 239000010959 steel Substances 0.000 claims abstract description 7
- 230000008878 coupling Effects 0.000 claims description 5
- 238000010168 coupling process Methods 0.000 claims description 5
- 238000005859 coupling reaction Methods 0.000 claims description 5
- 230000009467 reduction Effects 0.000 description 22
- 238000000034 method Methods 0.000 description 9
- 238000004804 winding Methods 0.000 description 9
- 230000008569 process Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 1
- 238000006880 cross-coupling reaction Methods 0.000 description 1
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Abstract
The utility model discloses a multi-person slow descending escape device, which comprises a speed reducing device and a rope wheel device; the speed reducer comprises a speed reducing gear set, a speed reducing rear cover and a brake cover positioned on the outer side of the speed reducing rear cover on one side, a brake disc is arranged in the brake cover and fixedly connected with an output shaft of the speed reducing gear set, and two semicircular brake blocks are arranged on the outer side of the brake disc; the rope pulley device comprises two rope pulley fixing plates, supporting rods positioned at the corners of the two rope pulley fixing plates and a rope pulley main body in shaft connection with the rope pulley fixing plates; the rope sheave main body is provided with a steel wire rope. The utility model discloses simple structure, convenient to use can provide many people and use simultaneously to solve current equipment of fleing, can not realize the problem that many people of an equipment descend simultaneously. And the braking force of the structure is correspondingly increased along with the increase of the weight of a user, so that the application range is improved.
Description
Technical Field
The utility model belongs to the technical field of the ware of fleing, concretely relates to many people ware of fleing that slowly falls.
Background
The traditional escape method needs to connect a safety rope, an 8-shaped ring or other descending devices through a professional connecting method and match with a safety belt to realize the escape function, and meanwhile, the traditional escape method needs to be used only through certain professional training. The method is complex in operation and low in efficiency, a whole set of equipment is needed in one descending process, old people and children cannot simply realize self rescue, even trained personnel can cause danger due to misoperation in a hurry, the traditional method and the device cannot meet the escape requirement under the living condition of modern high-rise buildings, the existing escape equipment is mostly single person, one equipment cannot realize simultaneous descending of multiple people, and the optimal self rescue time is greatly wasted.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model discloses a many people flee and slowly fall device provides the device that slowly falls that can supply many people to use simultaneously of easy and simple to handle, makes the efficiency of fleing improve greatly.
The utility model discloses a realize through following technical scheme: a multi-person slow descending escape device comprises a speed reducing device and a rope wheel device which are matched with each other; the speed reducer comprises a speed reducing gear set, two speed reducing rear covers for supporting and a brake cover positioned on the outer side of the speed reducing rear cover on one side, wherein a brake disc is arranged inside the brake cover and fixedly connected with an output shaft of the speed reducing gear set;
The rope pulley device comprises two rope pulley fixing plates, supporting rods positioned at the corners of the two rope pulley fixing plates and a rope pulley main body in shaft connection with the rope pulley fixing plates; the rope sheave main body is provided with a steel wire rope.
Further: the speed reducer and/or the rope wheel device has one or more than two.
further: the speed reducer and the rope wheel device are connected coaxially or through a coupling.
Further: the brake block is matched with the brake disc in a radial sliding manner.
Further: the corresponding ends of the two brake blocks are connected through a spring.
The utility model has the advantages that: the utility model discloses simple structure, convenient to use can provide many people and use simultaneously to solve current equipment of fleing, can not realize the problem that many people of an equipment descend simultaneously. And the braking force of the structure is correspondingly increased along with the increase of the weight of a user, so that the application range is improved.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the reduction gear assembly;
FIG. 3 is a schematic view of a gear set configuration;
FIG. 4 is a schematic cross-sectional view of a gear set;
Fig. 5 is a schematic view of an assembly structure of the rope winding wheel device;
Fig. 6 is a schematic cross-sectional view of the rope winding wheel;
FIG. 7 is a schematic view of a structure of the brake block and the brake disc.
The sequence numbers in the figures illustrate: the device comprises a speed reducer 1, a rope winding wheel 2, a speed reducing gear set 3, a speed reducing rear cover 4, a brake set 5, a brake cover 6, an inner gear ring 7, a planet wheel support 8, a planet wheel 9, a front planet carrier 10, a gear shaft 11, a pin shaft 12, a rear planet carrier 13, a rope wheel main body 14, a rope wheel fixing plate 15, a supporting rod 16, a rope wheel end cover 17, a rope wheel shaft 18, an overrunning clutch 19, a brake block 20 and a brake disc 21.
Detailed Description
As shown in fig. 1-7, the utility model relates to a multi-person slow-descent escape device, which comprises a speed reducer 1 and a rope wheel device which are matched with each other; the two are respectively fixed on the wall body and are mutually connected in a coaxial way or connected and matched through a coupler. The speed reduction device comprises a speed reduction gear set 3, two speed reduction rear covers 4 are arranged on two sides of the speed reduction gear set to encapsulate the speed reduction gear set, a bend is arranged on each speed reduction rear cover, and a fixing bolt hole matched with the wall body is arranged on each bend, so that the speed reduction rear covers can also play a supporting role and are fixed on the wall body through expansion bolts and the like; a brake set 5 is arranged on the outer side of the speed reduction rear cover on one side, the brake set comprises a brake cover 6 screwed on the speed reduction rear cover and a brake disc 21 matched with an output shaft of the speed reduction gear set, and the brake disc and the output shaft are welded or in key joint; a brake disc is arranged in the brake cover, a central shaft of the brake disc is fixedly connected or integrated with a high-speed shaft of the reduction gear set, and two semicircular brake blocks 20 are arranged on the outer side of the brake disc in a sliding connection mode; the brake blocks can move along the radial direction of the brake disc, so that the brake blocks can be matched with the inner diameter of the brake cover to rub or separate, springs are arranged between the corresponding end parts of the two brake blocks, and the brake blocks are not in contact with the brake disc under the natural state, namely under the condition of no external force, through the pulling force of the springs.
The rope wheel device comprises a fixed frame and a rope wheel main body which is coupled in the fixed frame in a shaft way; the fixed frame comprises two rope wheel fixed plates 15, support rods 16 which are positioned between the two rope wheel fixed plates and are arranged at corner positions, and a rope wheel main body 14 which is connected with the rope wheel fixed plates in a shaft mode; the rope sheave main body is provided with a steel wire rope. The support rod is fixed with the fixing plate in a screwed mode, the rope wheel shaft is fixedly arranged in the middle of the rope wheel main body, and the rope wheel main body is fixed with the fixing plate through the shaft connection between the rope wheel shaft and the fixing plate. The speed of rotation of the sheave shaft determines the descent speed of the wire rope.
Preferably: the speed reducer and/or the rope wheel device are/is provided with one or more than two speed reducers and/or rope wheel devices, which are arranged in sequence and connected through a shaft coupling and the like, so that a better speed reducing effect is realized and a plurality of people can use the speed reducer and/or the rope wheel device simultaneously.
Preferably: the reduction unit is a planetary reducer and the input (the end with a high relative speed) shaft is connected to the rope pulley shaft 18 of the rope pulley unit either coaxially or by a coupling.
preferably: the brake block is in radial sliding connection with the brake disc, and the following structure can be adopted: a sliding rail or a guide post is arranged on the brake disc along the radial direction, a sliding hole matched with the sliding rail is arranged on the brake block, so that the brake block can rotate and run along the sliding rail towards the centrifugal direction under the action of centrifugal force, and is rubbed with the inner part of the brake cover, the friction resistance is used as braking force to react on the sliding rail, the brake disc and the reduction gear set, and finally the rope wheel is decelerated, so that personnel can safely fall on the ground. And a friction-resistant layer is arranged at the part, matched with the brake block, inside the brake cover.
preferably: the parts of the structure, which are not mentioned, can be connected by adopting a screw joint or the existing mode.
Preferably: the structure is characterized in that a reduction gear set and a brake set are arranged in the reduction gear, and the reduction gear set consists of an inner gear ring 7, a front planet carrier 10, a rear planet carrier 13, a planet wheel 9, a planet wheel support 8, a gear shaft 11 and a pin shaft 12; inside the sheave device are provided a rope winding sheave 2, a support bar 16 and a sheave shaft 18.
The speed reducer and the rope wheel devices (not more than 4) are simultaneously fixed on a wall body and are mutually connected by a cross coupling, a steel wire rope is wound on a rope winding wheel 2 consisting of a rope wheel main body 14 and a rope wheel end cover 17, the rope winding wheel 2 is connected with a rope wheel shaft 18 through a bearing fixed on the rope wheel shaft 18 and an overrunning clutch 19, the rope wheel shaft 8 is connected with a rope wheel fixing plate 15 through a bearing, and the bearing fixing plates 15 on two sides are connected through supporting rods and bolts on two sides.
The rope wheel shaft 18 is connected with the front planet carrier 10 through a cross-shaped coupling, the front planet carrier 10 is connected with the rear planet carrier 13 through bolts and a pin shaft 12, the planet wheel 9 is connected with the pin shaft 12 through a bearing, the gear shaft 11 is connected with the front planet carrier 10 through a bearing fixed on the front planet carrier 10, the speed reduction front cover 2, the inner gear ring 7 and the speed reduction rear cover 4 are fixed through bolts and positioning pins, the gear shaft 11 is connected with the speed reduction rear cover 4 through a bearing, the inner gear ring 7 is meshed with the planet wheel 9, the planet wheel 9 is meshed with the gear shaft 11, the brake set 5 is composed of a brake block 20 and a brake disc 21, the brake set 5 and the gear shaft 11 are fixed through a flat key, the brake cover 6 is connected with the brake set 5 through a bearing, and the brake cover 6 is.
The working process of the utility model is as follows: when a dangerous situation occurs, an escape person connects one end of a steel wire rope with the escape person, the escape person jumps out of a window to descend, the steel wire rope drives a rope winding wheel 2, the rope winding wheel 2 drives a rope wheel shaft 18 to rotate together (or the rope winding wheel 2 drives an overrunning clutch 19, the overrunning clutch 19 drives the rope wheel shaft 18 to rotate together), the rope wheel shaft 18 drives a front planet carrier 10 (which is equivalent to a high-speed end or an input shaft of a reduction gear set) to rotate through a coupler, the front planet carrier 10 drives a pin shaft 12 to rotate together, the pin shaft 12 drives a planet wheel 9 meshed with an inner gear ring 7 to rotate together through a bearing, the planet wheel 9 drives a gear shaft 11 meshed with the planet wheel to rotate together (the above is the deceleration process of the reduction gear set), the gear shaft 11 drives a brake set 5 fixed with the gear shaft 11 to rotate together, when the brake set 5 rotates, a brake block 20, the brake block 20 is contacted and rubbed with the brake cover 6 finally by doing radial movement along the brake disc 21, so as to generate braking force, the faster the speed is, the larger the braking force is, the braking force is correspondingly increased along with the increase of the weight of a user, namely the increase of the initial speed, and the braking force is gradually fed back, so that the rotating speed of the rope wheel main body is finally limited, and the user can complete the slow descending process and escape safely.
Claims (5)
1. a multi-person slow descending escape device is characterized in that: comprises a speed reducing device and a rope wheel device which are matched with each other;
The speed reducer comprises a speed reducing gear set, two speed reducing rear covers for supporting and a brake cover positioned on the outer side of the speed reducing rear cover on one side, wherein a brake disc is arranged inside the brake cover and fixedly connected with an output shaft of the speed reducing gear set;
The rope pulley device comprises two rope pulley fixing plates, supporting rods positioned at the corners of the two rope pulley fixing plates and a rope pulley main body in shaft connection with the rope pulley fixing plates;
The rope sheave main body is provided with a steel wire rope.
2. The multi-person slow descent escape device according to claim 1, wherein: the speed reducer and/or the rope wheel device has one or more than two.
3. a multi-person slow descent escape device as defined in claim 1, wherein: the speed reducer and the rope wheel device are connected coaxially or through a coupling.
4. A multi-person slow descent escape device as defined in claim 1, wherein: the brake block is matched with the brake disc in a radial sliding manner.
5. A multi-person slow descent escape device as defined in claim 1, wherein: the corresponding ends of the two brake blocks are connected through a spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920280681.XU CN209751982U (en) | 2019-03-06 | 2019-03-06 | multi-person slow-descending escape device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920280681.XU CN209751982U (en) | 2019-03-06 | 2019-03-06 | multi-person slow-descending escape device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209751982U true CN209751982U (en) | 2019-12-10 |
Family
ID=68753691
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920280681.XU Expired - Fee Related CN209751982U (en) | 2019-03-06 | 2019-03-06 | multi-person slow-descending escape device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209751982U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022228202A1 (en) * | 2021-04-27 | 2022-11-03 | 常熟洪科新能源研发有限公司 | Reciprocating high-rise escape slow descending device |
-
2019
- 2019-03-06 CN CN201920280681.XU patent/CN209751982U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022228202A1 (en) * | 2021-04-27 | 2022-11-03 | 常熟洪科新能源研发有限公司 | Reciprocating high-rise escape slow descending device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20191210 |