CN112169197A

CN112169197A - High-rise fire safety escape device

Info

Publication number: CN112169197A
Application number: CN202011073460.9A
Authority: CN
Inventors: 卢建强
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-10-09
Filing date: 2020-10-09
Publication date: 2021-01-05

Abstract

The invention discloses a high-rise fire safety escape device which comprises an outer box shell and a steel wire rope, wherein the outer box shell and the steel wire rope are installed on the outer side of a building body, speed-limiting baffle rings which are symmetrical up and down are installed inside the outer box shell, a wire guide groove for guiding is formed in the surfaces of the speed-limiting baffle rings, a first screw rod and a third screw rod are installed in the speed-limiting baffle rings respectively, one ends of the first screw rod and the third screw rod penetrate out of the outer box shell and are provided with return cranks, rope rollers are installed on the outer sides of the first screw rod and the third screw rod, speed-limiting discs are installed at two ends of the rope rollers, a positioning gear is installed at the other end of the. Has the advantages that: the device is simple in structure and convenient to operate, can limit the speed of the movement of the steel wire rope through rotating the speed limiting structures such as the telescopic arm and the speed limiting disc, further ensures safety, has multiple limiting structures, can limit the starting of the device to avoid accidents.

Description

High-rise fire safety escape device

Technical Field

The invention relates to the technical field of escape devices, in particular to a high-rise fire safety escape device.

Background

As a large number of people rush into a large city, the urban environment becomes more crowded, and urban land resources are scarce, so that newly built buildings are higher and higher to relieve urban pressure. However, the fire escape system brings a series of safety problems such as fire fighting and escape, and in case of fire on the bottom floor, people on a high floor can only continue to walk to the upper floor until the people escape from the top of the building. Because the existing buildings are very high, the fire truck can not extinguish the fire of the high-rise floors, and if the fire fighting facilities of the floors cannot extinguish the fire, the fire is likely to go further upwards, and finally people who escape from the roofs are endangered.

At present, some buildings with few floors are provided with escape ropes, the bodies of people are sleeved in rope loops, then the lowering speed is controlled by self, and the buildings are lowered to the ground from the roofs, so that the falling speed cannot be ensured, and the safety is poor.

Disclosure of Invention

The invention aims to solve the problems and provide a high-rise fire safety escape device.

The technical scheme of the invention is realized as follows:

a high-rise fire safety escape device comprises an outer box shell and a steel wire rope, wherein the outer box shell and the steel wire rope are installed on the outer side of a building body, speed-limiting baffle rings which are symmetrical up and down are installed inside the outer box shell, wire guide grooves used for guiding are formed in the surfaces of the speed-limiting baffle rings, a first screw rod and a third screw rod are installed in the speed-limiting baffle rings respectively, one ends of the first screw rod and the third screw rod penetrate out of the outer box shell and are provided with return cranks, rope rollers are installed on the outer sides of the first screw rod and the third screw rod, speed-limiting discs are installed at two ends of each rope roller, a positioning gear is installed at the other end of each screw rod, a moving shaft is installed at the other end of each screw rod, one end, far away from each return crank, of the moving shaft is installed on the outer box shell in a sliding mode, a moving, a second screw rod parallel to the first screw rod and the third screw rod is arranged in the outer box machine shell, a routing movable block for guiding the movement of the steel wire rope is arranged on the outer side of the second screw rod, and a routing hole for threading is arranged on the outer side of the outer box machine shell;

the fixed plate is installed in the outer container casing outside, the fixed plate is located and keeps away from the one end of replying the crank, just rotatory flexible arm is installed through the connecting axle in the fixed plate outside, the leading wheel that is used for the wire is installed to rotatory flexible arm outer end, it is right to install in the fixed plate outside rotatory flexible arm spacing limit rotary rod, the interior screw ring is installed in the fixed plate outside, it is right to install in the interior screw ring outside the position of limit rotary rod carries out spacing spiral ring.

Furthermore, the rotary telescopic arms are provided with two groups, the outer sides of the rotary telescopic arms are symmetrically provided with connecting blocks and gaskets along the connecting shaft, and the gaskets are located on the inner sides.

Furthermore, an inserting rod is slidably mounted on the outer side of the fixing plate, a poking ring is mounted on the outer side of the inserting rod, a spring is sleeved on the outer side of the inserting rod and located at one end, far away from the connecting shaft, of the poking ring and the spring, and a clamping groove for limiting the connecting shaft is formed in the outer surface of the connecting shaft by inserting the inserting rod.

Further, rotatory flexible arm includes pole in rotatory and the elasticity, the pole passes through connecting axle fixed mounting in the fixed plate outside in the rotation, the sliding tray is installed to pole bottom in the rotation, inside first clutch block, second clutch block, the third clutch block of installing from inside to outside in proper order of pole in the rotation and the pole in the elasticity, install pole outer end in the elasticity the leading wheel, wire rope passes in proper order the pole in the rotation the top of first clutch block the bottom of second clutch block the top of third clutch block reaches the pole in the elasticity, and the winding is in the leading wheel outside, pole bottom in the elasticity is installed and is used for stirring the poker rod of poker ring.

Furthermore, the wire rope is wound on the tail end of the guide wheel and provided with a hook.

Furthermore, a guide seat is installed below the speed-limiting baffle ring at the bottom, a guide rod is installed in the guide seat in a sliding mode, and an auxiliary seat used for initially returning the position of the movable gear is installed at one end, close to the movable gear, of the guide rod.

Furthermore, the speed limiting plate comprises a fixed frame body, the fixed frame body is installed on the outer side of the third screw rod or the first screw rod through threads, a limiting elastic ring is installed on the outer side of the fixed frame body, and a centrifugal sliding block is installed between the fixed frame body and the limiting elastic ring in a sliding mode.

Furthermore, the speed-limiting baffle ring is of a structure with two ends with slightly smaller diameters and a middle with slightly larger diameters.

Furthermore, the device also comprises a safety rope tied on the body.

Further, the device also comprises an air cushion pipeline which is used for being sleeved outside the body.

By adopting the technical scheme, the invention has the beneficial effects that: this high building conflagration safety escape device simple structure, the operation of being convenient for, through speed-limiting structure such as rotatory flexible arm, speed-limiting disc, can carry out the speed limit to wire rope's removal, and then ensure safety, have multiple limit structure simultaneously, can prescribe a limit to the originated of device action, avoid appearing the accident.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a front cross-sectional view of the present invention;

FIG. 2 is a right side cross-sectional view of the speed disk of the present invention;

FIG. 3 is a top view of the rotary telescopic arm of the present invention;

fig. 4 is a sectional view of the rotary telescopic arm of the present invention.

The reference numerals are explained below:

1. a moving gear; 2. an internally threaded ring; 3. a limiting spiral ring; 4. a limiting rotating rod; 5. rotating the telescopic arm; 501. a second friction block; 502. a third friction block; 503. a poke rod; 504. a sliding groove; 505. an elastic inner rod; 506. rotating the inner rod; 507. a first friction block; 6. a movable shaft; 7. a wiring movable block; 8. positioning a gear; 9. a speed limiting stop ring; 901. a wire guide groove; 10. a speed limiting disc; 1001. fixing the frame body; 1002. a centrifugal slider; 1003. a limiting elastic ring; 11. an outer case housing; 1101. a wiring hole; 12. a rope roller; 13. a first screw rod; 14. returning the crank; 15. a second screw; 16. a third screw; 17. a guide bar; 18. a guide seat; 19. inserting a rod; 20. an auxiliary seat; 21. a spring; 22. connecting blocks; 23. a fixing plate; 24. inserting a rod; 25. a connecting shaft; 2501. a card slot; 26. a gasket; 27. a dial ring; 28. a guide wheel; 29. a steel cord.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1-4, a high-rise fire safety escape device comprises an outer box casing 11 and a steel wire rope 29 which are installed outside a building body, wherein speed-limiting baffle rings 9 which are symmetrical up and down are installed inside the outer box casing 11, a wire guide 901 for guiding is arranged on the surface of each speed-limiting baffle ring 9, a first screw 13 and a third screw 16 are installed inside each speed-limiting baffle ring 9, one ends of the first screw 13 and the third screw 16 penetrate through the outer box casing 11 and are provided with a return crank 14, rope rollers 12 are installed outside the first screw 13 and the third screw 16, speed-limiting discs 10 are installed at two ends of each rope roller 12, a positioning gear 8 is installed at the other end of the first screw 13, a moving shaft 6 is installed at the other end of the third screw 16, one end of the moving shaft 6, which is far away from the return crank 14, is slidably installed on the outer box casing 11, a moving gear 1 is installed outside the moving shaft 6, an inserting rod 2419 for driving the movable gear 1 is installed on the outer side of the speed limiting disc 10 on the third screw rod 16, a second screw rod 15 parallel to the first screw rod 13 and the third screw rod 16 is installed inside the outer box machine shell 11, a routing movable block 7 for guiding the movement of the steel wire rope 29 is installed on the outer side of the second screw rod 15, and a threading hole 1101 for threading is installed on the outer side of the outer box machine shell 11;

fixed plate 23 is installed in the 11 outsides of outer container casing, fixed plate 23 is located and keeps away from reply the one end of crank 14, just rotatory flexible arm 5 is installed through connecting axle 25 in the fixed plate 23 outside, the leading wheel 28 that is used for the wire is installed to rotatory flexible arm 5 outer end, fixed plate 23 installs in the outside be used for right rotatory flexible arm 5 spacing limit rotary rod 4, internal thread ring 2 is installed in the fixed plate 23 outside, it is right that the 2 outsides of internal thread ring are installed be used for spacing spiro ring 3 is carried out to limit rotary rod 4's position.

In this embodiment, the two groups of rotary telescopic arms 5 are provided, and two connecting blocks 22 and gaskets 26 are symmetrically arranged on the outer sides of the rotary telescopic arms 5 along the connecting shaft 25, and the gaskets 26 are located on the inner sides.

In this embodiment, an inserting rod 2419 is slidably installed on the outer side of the fixing plate 23, a toggle ring 27 is installed on the outer side of the inserting rod 2419, a spring 21 is sleeved on the outer side of the inserting rod 2419, the spring 21 is located at one end of the toggle ring 27 and the spring 21, which is far away from the connecting shaft 25, and a clamping groove 2501 for limiting the connecting shaft 25 by inserting the inserting rod 2419 is arranged on the outer surface of the connecting shaft 25.

In this embodiment, rotatory telescopic boom 5 includes rotatory interior pole 506 and elastic inner pole 505, rotatory interior pole 506 passes through connecting axle 25 fixed mounting in the fixed plate 23 outside, sliding tray 504 is installed to rotatory interior pole 506 bottom, rotatory interior pole 506 is inside from inside to outside installs first clutch blocks 507, second clutch blocks 501, third clutch blocks 502 in proper order and elastic inner pole 505, install elastic inner pole 505 outer end leading wheel 28, wire rope 29 passes in proper order rotatory interior pole 506 the top of first clutch blocks 507 the bottom of second clutch blocks 501 the top of third clutch blocks 502 reaches elastic inner pole 505, and twine in the leading wheel 28 outside, elastic inner pole 505 bottom is installed and is used for stirring poking the moving rod 503 of poking ring 27.

In this embodiment, the wire rope 29 is wound around the end of the guide wheel 28 and is provided with a hook.

In this embodiment, a guide seat 18 is installed below the speed-limiting stop ring 9 at the bottom, a guide rod 17 is installed inside the guide seat 18 in a sliding manner, and an auxiliary seat 20 for initially returning the position of the moving gear 1 is installed at one end, close to the moving gear 1, of the guide rod 17.

In this embodiment, the speed-limiting plate 10 includes a fixed frame 1001, the fixed frame 1001 is installed on the outer side of the third screw 16 or the first screw 13 through a thread, a limiting elastic ring 1003 is installed on the outer side of the fixed frame 1001, and a centrifugal sliding block 1002 is installed between the fixed frame 1001 and the limiting elastic ring 1003 in a sliding manner.

In this embodiment, the speed-limiting baffle ring 9 has a structure with two ends having a slightly smaller diameter and a slightly larger middle diameter.

In this embodiment, the device further comprises a safety cord strapped to the body.

In this embodiment, the device further comprises an air cushion conduit for fitting outside the body.

When the device is used, the device is moved to an initial position through the auxiliary seat 20, the limiting spiral ring 3 is rotated, the limiting spiral ring 3 is lowered from the top end of the internal thread ring 2 until the limiting of the limiting rotary rod 4 is released, the limiting rotary rod 4 can be rotated, the limiting of the rotating telescopic arm 5 is released, the rotating telescopic arm 5 rotates to an upward inclined angle outside the connecting shaft 25, at the moment, the safety rope on the body of a person escaping from the building can be connected with the hook at the end part of the steel wire rope 29 wound outside the guide wheel 28, after the person escaping from the building, the corresponding rotating telescopic arm 5 is driven to continuously rotate to a horizontal downward direction through the guide wheel 28 under the action of gravity, the connecting block 22 on the rotating telescopic arm 5 is driven to move downward, at the moment, the elastic inner rod 505 slides out in the rotating inner rod 506 under the action of gravity, the poke rod 503 is further driven to slide in the sliding groove 504, the poke rod 503 can poke the poke ring 27, and further overcome the elasticity of the spring 21, the insert rod 2419 is pulled out from the clamping groove 2501 in the connecting shaft 25, the locking of the connecting shaft 25 is released, at this time, the connecting block 22 on the other side can be driven to move upwards, and further the other rotary telescopic arm 5 is driven to rotate upwards, after the elastic inner rod 505 slides out from the rotary inner rod 506, the third friction block 502, the second friction block 501 and the first friction block 507 sequentially slide in the rotary inner rod 506 under the friction action of the steel wire rope 29, the sliding speed of the steel wire rope 29 is limited through bending friction, and in the sliding process of the steel wire rope 29, the wire rope roller 12 can move towards the direction close to the fixing plate 23 in the rotation outside the screw rod three 16, the speed limiting disc 10 moves along with the speed limiting disc, under the centrifugal action, the centrifugal sliding block 1002 centrifugally moves outwards on the outer side of the fixing frame body 1001, the limiting elastic ring 1003 is further opened to rub the inner wall of the speed limiting baffle ring 9, the moving speed of the steel wire rope 29 is limited, because the speed limiting baffle ring 9 is of a structure with slightly smaller diameters at two ends and slightly larger diameter at the middle, the speed of the steel wire rope 29 can be quickly limited just when the speed limiting baffle ring descends and quickly falls to the ground, the safety is further ensured, when the speed limiting disc 10 at the bottom moves to the position that the inserted rod 2419 is inserted into the moving gear 1, the steel wire rope 29 continues to move, the moving gear 1 is further pushed to move forwards until being meshed with the positioning gear 8, at the moment, an escape person can fall to the ground, the safety rope can be released, the next escape is carried out, and the moving gear 1 is in the moving process, the guide rod 17 and the guide seat 18 limit the moving position of the moving gear 1, when the steel wire rope 29 is loosened, the third friction block 502, the second friction block 501 and the first friction block 507 can return to the original position under the action of friction force, so as to drive the elastic inner rod 505 to return, at this time, the two rotary telescopic arms 5 are both in the upward inclined position, after another escaper installs the safety rope on the hook at the end of the other rotary telescopic arm 5, the corresponding poke rod 503 on the rotary telescopic arm 5 pokes out the poke rod 2419 under the action of gravity, so as to release the rotation of the connecting shaft 25, so that the two rotary telescopic arms 5 rotate in opposite directions, opposite to the rotary telescopic arm 5 when the previous escaper flees, when the escaper falls off the building, the upper rope roller 12 rotates, and as the positioning gear 8 is meshed with the moving gear 1, when the rope roller 12 outside the first screw rod 13 is in a paying-off state, the rope roller 12 outside the third screw rod 16 is used for taking up a rope, and when another escaper successfully lands on the ground, the recovery crank 14 can be rotated to move the device back to the original position for the next escape operation.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. A high-rise fire safety escape device is characterized in that: the building outer box type speed limiting device comprises an outer box casing (11) and a steel wire rope (29) which are installed on the outer side of a building body, wherein a speed limiting baffle ring (9) which is symmetrical up and down is installed inside the outer box casing (11), a wire guide groove (901) used for guiding is formed in the surface of the speed limiting baffle ring (9), a first screw rod (13) and a third screw rod (16) are installed in the speed limiting baffle ring (9) respectively, one end of the first screw rod (13) and one end of the third screw rod (16) penetrate out of the outer box casing (11) and are provided with a recovery crank (14), a rope roller (12) is installed on the outer sides of the first screw rod (13) and the third screw rod (16), speed limiting discs (10) are installed at two ends of the rope roller (12), a positioning gear (8) is installed at the other end of the first screw rod (13), a moving shaft (6) is installed at the other end, far away from the recovery crank (14), and is, a moving gear (1) is installed on the outer side of the moving shaft (6), an inserting rod (2419) for driving the moving gear (1) is installed on the outer side of the speed limiting disc (10) positioned on the third screw (16), a second screw (15) parallel to the first screw (13) and the third screw (16) is installed inside the outer box casing (11), a routing movable block (7) for guiding the movement of the steel wire rope (29) is installed on the outer side of the second screw (15), and a threading hole (1101) for threading is installed on the outer side of the outer box casing (11);

fixed plate (23) are installed in outer container casing (11) outside, fixed plate (23) are located and keep away from the one end of reply crank (14), just rotatory flexible arm (5) are installed through connecting axle (25) in fixed plate (23) outside, leading wheel (28) that are used for the wire are installed to rotatory flexible arm (5) outer end, fixed plate (23) outside is installed and is used for right rotatory flexible arm (5) spacing rotary rod (4), internal thread ring (2) are installed in fixed plate (23) outside, internal thread ring (2) outside is installed and is used for right the position of spacing rotary rod (4) carries out spacing spiral ring (3).

2. The safety escape device for high-rise fire according to claim 1, wherein: rotatory telescopic boom (5) are provided with two sets ofly, and two rotatory telescopic boom (5) outside is followed connecting axle (25) symmetry is provided with connecting block (22) and gasket (26), gasket (26) are located the inboard.

3. A safety escape device for high-rise fire according to claim 2, wherein: fixed plate (23) outside slidable mounting has inserted bar (2419), poking ring (27) is installed in inserted bar (2419) outside, inserted bar (2419) outside cover is equipped with spring (21), spring (21) are located poking ring (27) with spring (21) are kept away from the one end of connecting axle (25), connecting axle (25) outside surface is provided with through inserting inserted bar (2419) is right connecting axle (25) carry out spacing draw-in groove (2501).

4. A safety escape device for high-rise fire according to claim 3, wherein: the rotary telescopic arm (5) comprises a rotary inner rod (506) and an elastic inner rod (505), the rotating inner rod (506) is fixedly arranged on the outer side of the fixed plate (23) through a connecting shaft (25), a sliding groove (504) is arranged at the bottom of the rotary inner rod (506), a first friction block (507), a second friction block (501), a third friction block (502) and the elastic inner rod (505) are sequentially arranged in the rotary inner rod (506) from inside to outside, the guide wheel (28) is installed at the outer end of the elastic inner rod (505), the steel wire rope (29) sequentially penetrates through the rotary inner rod (506), the top of the first friction block (507), the bottom of the second friction block (501), the top of the third friction block (502) and the elastic inner rod (505), and the elastic inner rod (505) is wound on the outer side of the guide wheel (28), and the bottom of the elastic inner rod (505) is provided with a poke rod (503) for poking the poke ring (27).

5. The safety escape device for high-rise fire according to claim 4, wherein: and the steel wire rope (29) is wound at the tail end of the guide wheel (28) and is provided with a hook.

6. The safety escape device for high-rise fire according to claim 1, wherein: the speed limiting device is characterized in that a guide seat (18) is installed below the speed limiting baffle ring (9) at the bottom, a guide rod (17) is installed inside the guide seat (18) in a sliding mode, and an auxiliary seat (20) used for initially returning the position of the movable gear (1) is installed at one end, close to the movable gear (1), of the guide rod (17).

7. The safety escape device for high-rise fire according to claim 1, wherein: speed-limiting plate (10) are including fixed frame body (1001), fixed frame body (1001) is installed through the screw thread screw rod three (16) or screw rod one (13) outside, spacing elastic ring (1003) is installed in fixed frame body (1001) outside, fixed frame body (1001) with slidable mounting has centrifugal sliding block (1002) between spacing elastic ring (1003).

8. The safety escape device for high-rise fire according to claim 7, wherein: the speed-limiting baffle ring (9) is of a structure with two ends with slightly smaller diameters and a middle part with slightly larger diameters.

9. The safety escape device for high-rise fire according to claim 1, wherein: the device also comprises a safety rope tied on the body.

10. The safety escape device for high-rise fire according to claim 1, wherein: the device also includes an air cushion conduit for fitting over the exterior of the body.