CN210472816U - Escape descent control device for fire - Google Patents
Escape descent control device for fire Download PDFInfo
- Publication number
- CN210472816U CN210472816U CN201921158819.5U CN201921158819U CN210472816U CN 210472816 U CN210472816 U CN 210472816U CN 201921158819 U CN201921158819 U CN 201921158819U CN 210472816 U CN210472816 U CN 210472816U
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- lift casing
- pulley
- control device
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Abstract
The utility model relates to a conflagration is with slowly falling ware of fleing belongs to high-rise escape equipment technical field, including fixed casing and lift casing, be provided with the pulley in the fixed casing, all be connected with on fixed casing and the lift casing and hang the knot, be provided with the wiring reel in the lift casing, around being equipped with the steel cable on the wiring reel, the steel cable walk around the pulley and with lift casing fixed connection, the one end of wiring reel is provided with the friction plate, is provided with the speed reduction piece in the lift casing, is provided with the driving piece on the lift casing. When the personnel of fleing use slowly fall the ware and carry out high building and flee, hang on the fixed casing earlier and detain and install guardrail or the spud pile on the floor, then hang on the safety harness who detains and install on the health with hanging on the lifting housing, handheld lifting housing jumps down along the building wall after that to rotate the speed reduction piece and make it paste tight friction plate, put the rope speed to the rotation of winding drum and restrict, thereby make the personnel of fleing can conveniently adjust descending speed according to particular case, flee with the realization high efficiency.
Description
Technical Field
The utility model relates to a high-rise equipment technical field of fleing, in particular to conflagration is with slowly falling ware of fleing.
Background
Urban high-rise buildings are built, occupied area is reduced, new problems are brought at the same time, once a fire disaster happens to the high-rise buildings, passenger carrying elevators often lose functions, fire fighting stairs are also often filled with dense smoke, people cannot suffocate the dense smoke and scorch the dense smoke, in order to escape, the people often climb down along the building from windows and balconies, and therefore various high-rise lifesaving equipment is developed at home and abroad.
Chinese patent No. CN208065584U discloses a centrifugal braking descent control device, which comprises a main housing, a reel and a steel cable, wherein the main housing is provided with a connecting hook, the reel is provided with a central hole, a centrifugal braking mechanism is arranged in the central hole, the centrifugal braking mechanism comprises a centrifugal wheel body and a reel linkage central shaft, and the centrifugal wheel body is provided with a plurality of braking mechanisms, including a base and a braking seat. When using the descent control device, need install the couple of connection on the main casing body on the firm guardrail or the support column of high building to adjust the figure of the braking seat of participation braking, thereby adjust the deceleration effect, connect the other end of cable wire on the safety bandage of wearing on the human body again, alright jump down from the high building, adjust the descent speed by the descent control device, thereby supplementary personnel of fleing descend in high altitude.
However, when the person escapes from a higher floor, the speed adjusted by the descent control device is preset in advance, if the preset descent speed is slow, the best escape opportunity is missed, and the preset descent speed is fast, so that the person easily suffers from large impact and is injured when falling to the ground, and the safety is still deficient.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a conflagration is with slowly falling ware of fleing has the advantage that conveniently adjusts the personnel's of fleing descending speed.
The above technical purpose of the present invention can be achieved by the following technical solutions:
the utility model provides a conflagration is with slowly falling ware of fleing, includes fixed casing and lift casing, the fixed casing internal rotation is provided with the pulley, equal fixedly connected with on fixed casing and the lift casing hangs the knot, the internal rotation of lift casing is provided with the wiring reel, the winding is equipped with the steel cable on the wiring reel, the one end fixed connection of steel cable on the wiring reel, the other end walk around the pulley and with lift casing fixed connection, the coaxial fixed friction plate that is provided with of one end of wiring reel, the lift casing internal rotation is provided with and is used for the retarder with the contact of friction plate lateral wall, be provided with on the lift casing and be used for driving the retarder to rotate the driving piece that is close to the friction plate.
Through the technical scheme, when the personnel of fleing uses the descent control device to flee for one's life in the high building, install guardrail or spud pile on the floor with hanging on the fixed casing earlier, then on the safety belt of hanging on the health with the lift casing and detaining the installation, handheld lift casing can follow the high building and slowly jump down along the building wall, on the way under jumping, accessible driving piece drive retarder rotates and presses close to the friction plate, put the rope speed to the rotation of rope winding reel and restrict, thereby make the personnel of fleing conveniently adjust descending speed according to particular case, in order to realize that the high efficiency is fleed.
The utility model discloses further set up to: the driving piece is the handle, the rotation axis of speed reduction piece is parallel with the axis of wiring reel, handle fixed connection is on the speed reduction piece, it supplies the handle to wear out lift casing and pivoted opening on lift casing to have seted up on the lift casing, the fixed atress pole that is provided with on the shell body of lift casing, the synchronous rotation of handle is close to the atress pole when the speed reduction piece rotates and is close to the friction plate.
Through the technical scheme, when escaping from the high-rise building, the person uses the descent control device to escape, the handheld lifting shell jumps down from the high-rise building, when the descent speed needs to be adjusted, only one hand is needed to hold the handle and the stress rod at the same time, the handle is pressed hard, the handle is close to the stress rod, and through the lever principle, the speed reduction sheet compresses the friction plate, so that the rotation of the rope winding drum slows down the rope releasing speed, the descent control purpose is achieved, the operation process is convenient and quick, and the escape efficiency is improved.
The utility model discloses further set up to: be provided with in the lift casing and be used for ordering about the speed reduction piece and rotate the extrusion spring that is close to the friction plate, the one end and handle fixed connection, the other end fixedly connected with regulating plate of extrusion spring, the regulating plate slides and sets up in the lift casing, the bar hole has been seted up along extrusion spring length direction on the lateral wall of lift casing, the fixed double-screw bolt that is provided with on the regulating plate, the bar hole is worn out to the double-screw bolt, threaded connection has the butterfly nut who is used for fixed regulating plate on the double-screw bolt.
Through above-mentioned technical scheme, before the person of fleing jumps from high-rise floor, in advance along the distance between strip shape hole direction adjustment regulating plate and the handle to exert pressure to the handle through extrusion spring, make initial frictional force have between retarder and the friction plate, thereby adjust the falling speed of lift casing when descending naturally, effectively avoid old and young sick and disabled personnel to lead to descending too fast the condition because of can't providing enough holding power when descending and appear, provide enough safety guarantee.
The utility model discloses further set up to: the rope winding device is characterized in that a polygonal slot is formed in one end of the rope winding drum along the axis of the rope winding drum, a jack which is coaxial with the slot and is matched with the slot is formed in the lifting shell, an inserting rod matched with the slot is arranged in the jack in a sliding mode, and a fixing assembly used for fixing the inserting rod is arranged on the lifting shell.
Through the technical scheme, when the escape personnel use the descent control device to slide to a half space from a high building, if the escape personnel need to stay in the air in case of emergency, the insertion rod can slide along the insertion hole and be inserted into the insertion slot on the rope winding drum, and the insertion rod is fixed in the insertion slot state through the fixing component, so that the rotation of the rope winding drum is limited, and the escape personnel can stay in the air.
The utility model discloses further set up to: the fixed subassembly includes clamp plate and pressure spring, the fixed gag lever post that is provided with on the outer wall of inserted bar, the clamp plate slides and sets up on the lift casing, set up the recess that is used for pegging graft with the gag lever post on the clamp plate, the face fixed connection, the other end and the lift casing fixed connection of gag lever post are kept away from to the one end of pressure spring and clamp plate, the pressure spring is used for ordering about the clamp plate and is close to the gag lever post.
Through above-mentioned technical scheme, the clamp plate is close to the gag lever post by the pressure spring, and when the inserted bar was in inserting the slot and the inserted bar breaks away from the slot, the gag lever post was all pegged graft in the recess on the clamp plate for the inserted bar can't slide in the jack easily, improves the stability of fixed wiring reel, and prevents effectively that the inserted bar from falling out the loss from the jack.
The utility model discloses further set up to: the outer side wall of the lifting shell is fixedly provided with a motor, and an output shaft of the motor is coaxially and fixedly connected with the rope winding drum.
Through above-mentioned technical scheme, too much messenger when stranded floor personnel, utilize the ware of slowly falling successfully to fall to the ground the back at an escape personnel, the starter motor drives the rope winding reel antiport to withdraw the steel cable of releasing, make the automatic rising of lift casing simultaneously, make things convenient for stranded personnel used repeatedly.
The utility model discloses further set up to: the fixed casing internal fixation is provided with the oil box, the oil box is located the pulley under, the activity is provided with the sponge piece on the oil box, the one end of sponge piece is inserted in the oil box, the other end and pulley lateral wall contact.
Through above-mentioned technical scheme, the oil box is filled with lubricating oil, and the one end that the sponge piece inserted in the oil box is sucked up lubricating oil under capillary phenomenon to through the other end and the contact of pulley lateral wall of sponge piece, when the pulley rotates, the sponge piece can evenly scribble lubricating oil on the pulley, thereby reduces the frictional force between pulley and the steel rope, reduces generating heat and wearing and tearing of steel rope, improves steel rope life.
The utility model discloses further set up to: be provided with the coil spring who is used for driving about the lateral wall butt of sponge piece and pulley on the oil box, coil spring's one end and oil box are close to the lateral wall butt of pulley, the other end and sponge piece butt.
Through above-mentioned technical scheme, the one end that the sponge piece is close to the pulley pastes with the pulley mutually all the time under coil spring's effect, effectively avoids sponge piece in use worn and torn to make interval appear between sponge piece and pulley, effectively keep the brushing oil effect of sponge piece.
To sum up, the utility model discloses the beneficial effect who contrasts in prior art does:
firstly, when an escaper uses a descent control device to escape from a high building, a hanging buckle on a fixed shell is installed on a guardrail or a fixed pile on the floor, then the hanging buckle on a lifting shell is installed on a safety binding belt on the body, then the lifting shell is held by hands to slowly jump down along the wall of the building, and on the way of jumping down, a speed reduction sheet is rotated to be attached to a friction plate, so that the rotating rope releasing speed of a rope winding drum is limited, and therefore, the escaper can conveniently adjust the descending speed according to specific conditions, and high-efficiency escape is realized;
secondly, before the escape personnel jump down from a high-rise floor, the distance between the adjusting plate and the handle is adjusted in advance along the direction of the strip-shaped hole, and the handle is pressed by the extrusion spring, so that the initial friction force is generated between the speed reduction sheet and the friction plate, the descending speed of the lifting shell is adjusted when the lifting shell naturally descends, the phenomenon that the old, young, sick and disabled people descend too fast due to the fact that enough holding force cannot be provided when the old, young, sick and disabled people descend is effectively avoided, and enough safety guarantee is provided;
lubricating oil is filled in the oil box, one end of the sponge block inserted into the oil box sucks up the lubricating oil under the capillary phenomenon, the other end of the sponge block is contacted with the side wall of the pulley, and when the pulley rotates, the sponge block can evenly coat the lubricating oil on the pulley, so that the friction force between the pulley and the steel rope is reduced, the heating and the abrasion of the steel rope are reduced, and the service life of the steel rope is prolonged.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic sectional structure view of the lifting housing of the present invention;
fig. 3 is another schematic sectional view of the lifting housing of the present invention;
fig. 4 is a schematic sectional view of the fixing housing of the present invention.
Reference numerals: 1. a stationary housing; 11. lifting the housing; 12. a pulley; 13. hanging and buckling; 14. a steel cord; 15. a reel; 2. a friction plate; 21. a deceleration sheet; 22. a handle; 23. an opening; 24. a stress beam; 25. a compression spring; 26. an adjusting plate; 27. a strip-shaped hole; 28. a stud; 29. a butterfly nut; 3. inserting a rod; 31. a slot; 32. a jack; 33. a fixing assembly; 331. pressing a plate; 332. a pressure spring; 333. a limiting rod; 334. a groove; 4. a motor; 5. an oil box; 51. a sponge block; 52. a coil spring.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1 and 2, an escape descent control device for fire comprises a fixed shell 1 and a lifting shell 11, wherein hanging buckles 13 are fixedly connected to the fixed shell 1 and the lifting shell 11, the hanging buckles 13 on the fixed shell 1 are used for being connected with guardrails or fixed piles during escape, and the hanging buckles 13 on the lifting shell 11 are used for being connected with safety bandages worn by evacuees. The pulley 12 is arranged in the fixed shell 1 in a rotating mode, the rope winding drum 15 is arranged in the lifting shell 11 in a rotating mode, the steel rope 14 is wound on the rope winding drum 15, one end of the steel rope 14 is fixedly connected with the rope winding drum 15, the other end of the steel rope 14 penetrates out of the lifting shell 11, penetrates into the fixed shell 1 and is wound on the pulley 12 in the fixed shell 1, and finally penetrates out of the fixed shell 1 and is fixedly connected to the lifting shell 11. When the rope winding drum 15 in the lifting housing 11 is used for releasing and winding the rope, the lifting housing 11 can be driven to lift integrally.
As shown in fig. 1 and 2, a motor 4 is fixedly arranged on the lifting housing 11, a power supply and a switch are arranged in the lifting housing 11, the three are electrically connected in sequence, and an output shaft of the motor 4 is coaxially and fixedly connected with the rope winding drum 15. When the lifting shell 11 falls to the ground, the switch can be closed to drive the motor 4 to drive the rope winding drum 15 to take up the rope, so that the lifting shell 11 rises to the initial position, and a plurality of trapped high-rise floor personnel can use the rope repeatedly. The one end that the wire winding reel 15 kept away from motor 4 seted up slot 31 that the cross-sectional shape is the square, slot 31 axis and wire winding reel 15 axis collineation, seted up jack 32 unanimous with slot 31 cross-sectional shape size on the casing that motor 4 was kept away from to lift casing 11, jack 32 is coaxial with slot 31, and it is provided with square inserted bar 3 to slide in jack 32, fixedly on the lateral wall of inserted bar 3 is provided with gag lever post 333. The lifting shell 11 is provided with a fixing component 33 for fixing the position of the inserted link 3, and the fixing component 33 comprises a pressing plate 331 and a pressure spring 332, two grooves 334 matched with the limiting rod 333 are formed in the pressing plate 331, and when the limiting rod 333 is located in the two grooves 334, the inserted link 3 is respectively in two states of being inserted into the slot 31 and being separated from the slot 31. The pressure spring 332 is arranged on one surface of the pressure plate 331, which is far away from the limiting rod 333, and two ends of the pressure spring 332 are respectively fixedly connected with the pressure plate 331 and the lifting shell 11, and are used for driving the pressure plate 331 to tightly attach to the limiting rod 333.
As shown in fig. 2 and 3, a speed reduction piece 21 is rotatably provided in the lifting housing 11, a circular friction plate 2 is coaxially and fixedly provided at one end of the rope winding drum 15, a handle 22 is fixedly provided on the speed reduction piece 21, the speed reduction piece 21 can be rotated and tightly attached to the friction plate 2 by rotating the handle 22, and the rotation speed of the rope winding drum 15 is slowed down by the friction force between the two, thereby playing a role of slow descent. An opening 23 is formed on the lifting housing 11, and the handle 22 penetrates through the lifting housing 11 and can move in the opening 23 to rotate the speed reduction piece 21. The stress rod 24 is fixedly arranged on the lifting shell 11, the stress rod 24 is positioned on the lifting shell 11, the handle 22 rotates to the direction, along which the rope winding drum 15 is decelerated, of the lifting shell 11, and the escape person can hold the handle 22 and the stress rod 24 simultaneously by one hand, so that the escape person can rotate the handle 22 conveniently to decelerate the rope winding drum 15.
As shown in fig. 2 and 3, an adjusting plate 26 is slidably disposed in the lifting housing 11, an extrusion spring 25 is disposed between the adjusting plate 26 and the handle 22 for driving the speed reduction plate 21 to rotate close to the friction plate 2, one end of the extrusion spring 25 is fixedly connected to the handle 22, and the other end is fixedly connected to the speed reduction plate 21. A stud 28 is fixedly arranged at one end, close to the lifting shell 11, of the adjusting plate 26, a strip-shaped hole 27 is formed in the lifting shell 11 along the length direction of the spring, the stud 28 penetrates through the strip-shaped hole 27, a butterfly nut 29 is connected to the stud 28 in a threaded mode, and the butterfly nut 29 is tightly attached to the outer wall of the lifting shell 11 and used for fixing the position of the adjusting plate 26.
As shown in fig. 4, an oil box 5 is fixedly arranged in the fixed housing 1, the oil box 5 is located under the pulley 12, a sponge block 51 is movably arranged on the oil box 5, lubricating oil is filled in the oil box 5, a small hole is formed in the top wall of the oil box 5, one end of the sponge block 51 penetrates into the oil box 5 from the small hole and is soaked in the lubricating oil, and the other end of the sponge block is tightly attached to the side wall of the pulley 12. The sponge block 51 sucks up the lubricating oil by capillary phenomenon and applies it to the pulley 12 to reduce frictional heat generation between the pulley 12 and the steel cord 14 and to prolong the service life of the steel cord 14. The oil box 5 is further provided with a spiral spring 52, one end of the spiral spring 52 is abutted against the top wall of the oil box 5, and the other end of the spiral spring is abutted against the sponge block 51, so that the sponge block 51 is driven to be always in contact with the pulley 12, and the lubricating oil is stably and continuously coated on the pulley 12.
The specific working process is as follows: when the escape personnel uses the descent control device to escape from a high building, firstly, the hanging buckle 13 on the fixed shell 1 is installed on a guardrail or a fixed pile on the floor, then the hanging buckle 13 on the lifting shell 11 is installed on a safety binding belt on the body, then the lifting shell 11 is held by hands, the high building can be slowly jumped down along the wall of the building, on the way of jumping, the handle 22 and the stressed rod 24 can be simultaneously held by one hand, the handle 22 is pressed by force, the handle 22 is close to the stressed rod 24, the speed reducing pieces 21 press the friction plate 2 through the lever principle, the rope releasing speed of the rope winding drum 15 is limited, so that the escape personnel can conveniently adjust the falling speed according to specific conditions, and the high-efficiency escape is realized.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (8)
1. An escape descent control device for fire disasters is characterized in that: comprises a fixed shell (1) and a lifting shell (11), wherein a pulley (12) is rotationally arranged in the fixed shell (1), the fixed shell (1) and the lifting shell (11) are both fixedly connected with hanging buckles (13), a rope winding drum (15) is rotatably arranged in the lifting shell (11), a steel rope (14) is wound on the rope winding drum (15), one end of the steel rope (14) is fixedly connected to the rope winding drum (15), the other end of the steel rope rounds the pulley (12) and is fixedly connected with the lifting shell (11), one end of the rope winding drum (15) is coaxially and fixedly provided with a friction plate (2), a speed reduction sheet (21) which is used for contacting with the side wall of the friction plate (2) is rotationally arranged in the lifting shell (11), and a driving piece for driving the speed reduction piece (21) to rotate to be close to the friction plate (2) is arranged on the lifting shell (11).
2. The escape descent control device for a fire as claimed in claim 1, wherein: the driving piece is handle (22), the axis of rotation of speed reduction piece (21) is parallel with the axis of wiring reel (15), handle (22) fixed connection is on speed reduction piece (21), offer on lift casing (11) and supply handle (22) to wear out lift casing (11) and go up pivoted opening (23) on lift casing (11), the fixed atress pole (24) that is provided with on the shell body of lift casing (11), handle (22) synchronous rotation is close to atress pole (24) when speed reduction piece (21) rotate and are close to friction plate (2).
3. The escape descent control device for a fire as claimed in claim 2, wherein: be provided with in lift casing (11) and be used for driving about speed reduction piece (21) and rotate extrusion spring (25) that is close to friction plate (2), the one end and handle (22) fixed connection, the other end fixedly connected with regulating plate (26) of extrusion spring (25), regulating plate (26) slide and set up in lift casing (11), strip hole (27) have been seted up along extrusion spring (25) length direction on the lateral wall of lift casing (11), the fixed double-screw bolt (28) that is provided with on regulating plate (26), strip hole (27) are worn out in double-screw bolt (28), threaded connection has butterfly nut (29) that are used for fixed regulating plate (26) on double-screw bolt (28).
4. The escape descent control device for a fire as claimed in claim 1, wherein: polygonal slot (31) have been seted up along self axis to the one end of wiring reel (15), offer jack (32) coaxial with slot (31) and with slot (31) looks adaptation on lift casing (11), it is provided with inserted bar (3) with slot (31) looks adaptation to slide in jack (32), be provided with fixed subassembly (33) that are used for fixed inserted bar (3) on lift casing (11).
5. The escape descent control device for a fire as claimed in claim 4, wherein: fixed subassembly (33) include clamp plate (331) and pressure spring (332), fixed gag lever post (333) that is provided with on the outer wall of inserted bar (3), clamp plate (331) slide to set up on lift casing (11), offer recess (334) that are used for pegging graft with gag lever post (333) on clamp plate (331), the one end and the clamp plate (331) of pressure spring (332) are kept away from face fixed connection, the other end and lift casing (11) fixed connection of gag lever post (333), pressure spring (332) are used for ordering about clamp plate (331) and are close to gag lever post (333).
6. The escape descent control device for a fire as claimed in claim 1, wherein: the outer side wall of the lifting shell (11) is fixedly provided with a motor (4), and an output shaft of the motor (4) is coaxially and fixedly connected with the rope winding drum (15).
7. The escape descent control device for a fire as claimed in claim 1, wherein: the fixed casing (1) internal fixation is provided with oil box (5), oil box (5) are located pulley (12) under, the activity is provided with sponge piece (51) on oil box (5), the one end of sponge piece (51) is inserted in oil box (5), the other end and pulley (12) lateral wall contact.
8. The escape descent control device for a fire of claim 7, wherein: the oil box (5) is provided with a spiral spring (52) used for driving the sponge block (51) to be abutted against the side wall of the pulley (12), one end of the spiral spring (52) is abutted against the side wall of the oil box (5) close to the pulley (12), and the other end of the spiral spring is abutted against the sponge block (51).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201921158819.5U CN210472816U (en) | 2019-07-23 | 2019-07-23 | Escape descent control device for fire |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201921158819.5U CN210472816U (en) | 2019-07-23 | 2019-07-23 | Escape descent control device for fire |
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CN210472816U true CN210472816U (en) | 2020-05-08 |
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CN201921158819.5U Expired - Fee Related CN210472816U (en) | 2019-07-23 | 2019-07-23 | Escape descent control device for fire |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113562644A (en) * | 2021-07-26 | 2021-10-29 | 江苏天华索具有限公司 | Lifting belt for stably preventing falling object in cargo transportation |
CN116212259A (en) * | 2023-05-09 | 2023-06-06 | 杭州市特种设备检测研究院(杭州市特种设备应急处置中心) | Descent control device applied to cableway rescue |
-
2019
- 2019-07-23 CN CN201921158819.5U patent/CN210472816U/en not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113562644A (en) * | 2021-07-26 | 2021-10-29 | 江苏天华索具有限公司 | Lifting belt for stably preventing falling object in cargo transportation |
CN116212259A (en) * | 2023-05-09 | 2023-06-06 | 杭州市特种设备检测研究院(杭州市特种设备应急处置中心) | Descent control device applied to cableway rescue |
CN116212259B (en) * | 2023-05-09 | 2023-08-04 | 杭州市特种设备检测研究院(杭州市特种设备应急处置中心) | Descent control device applied to cableway rescue |
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Granted publication date: 20200508 |