CN215691144U - Building fire and earthquake lifesaving device - Google Patents

Abstract

The utility model discloses a building fire and earthquake life saving device, which relates to the technical field of disaster life saving equipment and comprises a shell, a first positioning shaft, a second positioning shaft and a rock triangle speed control module, wherein the first positioning shaft and the second positioning shaft are arranged in the shell in parallel, the rock triangle speed control module comprises a rock triangle cam and a swing block, the swing block is provided with a first positioning shaft fixing hole and a cam chamber, the swing block is arranged on the first positioning shaft through the first positioning shaft fixing hole, a cam shaft hole in the center of the rock triangle cam is arranged on the second positioning shaft, the rock triangle cam is rotatably arranged in the cam chamber, and the width of the cam chamber is equal to the width of the rock triangle cam in the radial direction. The scheme only uses one swinging block, and has simple structure and low manufacturing cost. When the rock triangular cam rotates in the cam cavity, the rock triangular cam enables the swing block to swing left and right around the first positioning shaft, so that the purpose of controlling the speed is achieved.

Description

Building fire and earthquake lifesaving device

Technical Field

The utility model relates to the technical field of disaster lifesaving equipment, in particular to a building fire disaster earthquake lifesaving device.

Background

CN207085096U discloses a building fire and earthquake life saving device, wherein the eccentric speed change module comprises two eccentric wheels arranged on a third-level transmission body, rolling bearings arranged on the eccentric wheels respectively, and offset slide blocks arranged on the rolling bearings respectively, offset slide holes corresponding to a first positioning shaft are arranged on the offset slide blocks respectively, a smooth hole ring is arranged in the offset slide holes in an interference fit manner, smooth shaft sleeves are sleeved on the first positioning shaft corresponding to the smooth hole rings respectively, the eccentric directions of the two eccentric wheels relative to the third-level transmission body are opposite, and the two offset slide blocks slide up and down rapidly and alternately under the action of the eccentric wheels, so that people going downstairs can be controlled to descend to the ground rapidly and stably. The CN207085096U uses two offset sliders, so that the structure is complex and the manufacturing cost is high.

SUMMERY OF THE UTILITY MODEL

Therefore, the utility model provides a building fire and earthquake lifesaving device, which solves the problems of complex structure and high manufacturing cost caused by the use of two offset slide blocks in the prior art.

In order to achieve the above purpose, the utility model provides the following technical scheme:

the utility model provides a building conflagration earthquake life saving equipment, which comprises a housin, first location axle, second location axle and the quick module of the triangle-shaped accuse of rock, first location axle and the parallel arrangement of second location axle are in the casing, the quick module of the triangle-shaped accuse of rock includes the triangle-shaped cam of rock and swing piece, swing piece has first location axle fixed orifices and cam cavity, swing piece sets up on first location axle through first location axle fixed orifices, the camshaft hole at the triangle-shaped cam center of rock sets up on the second location axle, the triangle-shaped cam of rock rotationally sets up in the cam cavity, the width of cam cavity equals the width of triangle-shaped cam of rock on radial direction.

Furthermore, the building fire and earthquake lifesaving device further comprises a cooling fan, a semicircular hole is formed in the center of the cooling fan, the loker triangular cam is provided with a semicircular boss, the semicircular boss is connected in the semicircular hole in a matched mode, and the semicircular boss is provided with a cam shaft hole.

Furthermore, the building fire and earthquake lifesaving device further comprises two axial positioning rings, wherein the first axial positioning ring is arranged on the first positioning shaft and is positioned between the swinging block and the shell, the second axial positioning ring is arranged on the second positioning shaft and is positioned between the cooling fan and the shell.

Furthermore, the building fire and earthquake life saving device further comprises a lock cover and a guide plate, the lock cover and the guide plate are located outside the shell, the guide plate is rotatably arranged on the side wall of the shell, one end of the lock cover is rotatably connected with the shell, and the other end of the lock cover is provided with a protrusion for fixing the guide plate on the side face of the shell.

Further, a steel wire rope groove is formed between the shell and the guide plate, and a side face, close to the guide plate, of the shell is provided with a sheave through hole.

Furthermore, building conflagration earthquake life saving equipment still includes restriction locking closure pivoted locking device, and locking device includes the latch hook, and the casing has first lockhole, and the latch hook has latched position and unblock position, and the latch hook movably sets up in first lockhole between latched position and unblock position, and the latch cover is located the top of casing, and the latch cover is equipped with the second lockhole that makes the latch hook wear out.

Furthermore, building conflagration earthquake life saving equipment still includes the elastic pin, and the inside of casing is equipped with the space that holds the elastic pin, and the wall that the casing is close to the locking closure has the through-hole that makes the elastic pin pass, has the spring in the space that holds the elastic pin, and the elastic pin passes through the elasticity and the locking closure butt of spring.

Furthermore, the building fire and earthquake lifesaving device also comprises a safety lock which is rotatably connected with the lock cover.

Further, the casing includes interior casing and shell body, and interior casing and shell body detachably connect, and the shell body is worn to locate by first location axle and second location axle, has the jump ring groove on first location axle and the second location axle is close to the periphery of the one end of shell body, and the cover is equipped with the jump ring on the jump ring groove.

Furthermore, building conflagration earthquake life saving equipment still includes crescent boss, and the upper portion of casing including crescent boss sets up, and the cambered surface of crescent boss upside and the lateral wall butt of shell body.

The utility model has the following advantages: the scheme only uses one swinging block, and has simple structure and low manufacturing cost. When the rock triangular cam rotates in the cam cavity, the rock triangular cam enables the swing block to swing left and right around the first positioning shaft, so that the purpose of controlling the speed is achieved, and the escape personnel stably descend to the ground at a constant speed.

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. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.

The structures, ratios, sizes, and the like shown in the present specification are only used for matching with the contents disclosed in the specification, so that those skilled in the art can understand and read the present invention, and do not limit the conditions for implementing the present invention, so that the present invention has no technical significance, and any structural modifications, changes in the ratio relationship, or adjustments of the sizes, without affecting the functions and purposes of the present invention, should still fall within the scope covered by the contents disclosed in the present invention.

Fig. 1 is a schematic structural diagram of a rock triangle speed control module of a building fire and earthquake life saving device according to embodiment 1 of the utility model;

fig. 2 is a schematic structural view of an inner shell of a building fire and earthquake life saving device of embodiment 1 of the utility model;

FIG. 3 is a schematic structural view of a building fire and earthquake life saving device of embodiment 2 of the utility model in a locking position;

FIG. 4 is a schematic structural diagram of a building fire and earthquake life saving device of embodiment 2 of the utility model in an unlocked position;

FIG. 5 is a schematic view showing the internal structure of a housing of a building fire and earthquake life saving device according to embodiment 2 of the present invention;

FIG. 6 is a schematic structural diagram of a building fire and earthquake life saving device and two lift trucks according to embodiment 3 of the utility model;

FIG. 7 is a schematic structural view of the inside of an inner case of a building fire and earthquake life saving device according to embodiment 1 of the present invention;

FIG. 8 is a schematic view showing the structure of the outside of the inner case of a building fire and earthquake life saving device according to embodiment 1 of the present invention

FIG. 9 is a schematic structural view of a building fire and earthquake life saving device according to embodiment 4 of the present invention;

FIG. 10 is a schematic structural view of a building fire and earthquake life saving device according to embodiment 6 of the present invention;

fig. 11 is a schematic structural diagram of a rocky triangular speed control module of a building fire and earthquake life saving device according to embodiment 6 of the utility model;

fig. 12 is a schematic structural diagram of a shaft clamp spring of a building fire and earthquake life saving device in embodiment 6 of the utility model;

fig. 13 is a schematic structural view of the connection between the safety hook and the triangular hanging plate 611 of the building fire and earthquake life saving device in embodiment 6 of the utility model;

fig. 14 is a schematic structural view of the connection between the safety hook and the safety hook shaft of the building fire and earthquake life saving device of embodiment 6 of the utility model.

In the figure: 100-building fire and earthquake lifesaving device; 1-loker triangular cam; 2-a swing block; 3-a cam chamber; 4-a heat dissipation fan; 5-semicircular hole; 6-semicircular lug bosses; 7-camshaft bore; 8-an outer shell; 9-an inner housing; 101-a first positioning shaft fixing hole; 10-positioning shaft fixing holes; 11-a first positioning axis; 12-a second positioning shaft; 13-a clamp spring groove; 14-crescent boss; 15-locking the cover; 16-a guide plate; 17-a hinge; 18-wire rope grooves; 19-sheave through hole; 20-a latch hook; 21-a first keyhole; 22-a second keyhole; 23-a bump; 24-a resilient pin; 25-a spring; 26-a safety lock; 27-a spring; 101-a cable; 102-a lifting lock; 103-a lift car; 104-a positioning rope; 105-a pulley; 401-steel wire rope; 402-cord reel 613; 403-hooking; 404-tension spring; 405-pulling a rope; 406-a leather cup; 407-safety hook; 408-a triangular hanging plate; 409-a rocking handle; 601-trapezoidal sheave; 602-shaft clamp spring; 603-a planetary gear; 604-sun gear; 605-roche triangle; 606-a slider; 607-carriage; 608-a ring gear; 609-central shaft hole; 610-safety hook shaft hole; 611-triangular hanging plates; 612-safety hook; 613-rope reel; 614-seat belt; 615-safety hook shaft.

Detailed Description

The present invention is described in terms of particular embodiments, other advantages and features of the utility model will become apparent to those skilled in the art from the following disclosure, and it is to be understood that the described embodiments are merely exemplary of the utility model and that it is not intended to limit the utility model to the particular embodiments disclosed. 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.

In the present specification, the terms "upper", "lower", "left", "right", "middle", and the like are used for clarity of description, and are not intended to limit the scope of the present invention, and changes or modifications in the relative relationship may be made without substantial changes in the technical content.

Example 1: the embodiment provides a building fire and earthquake life saving device 100 which is an improvement of embodiment 1 in CN207085096U, and only the differences are described below. As shown in fig. 1 and 2, a building fire and earthquake life saving device 100 comprises a housing, a first positioning shaft 11, a second positioning shaft 12 and a rock triangle speed control module, wherein the first positioning shaft 11 and the second positioning shaft 12 are arranged in parallel in the housing, the rock triangle speed control module comprises a rock triangle cam 1 and a swing block 2, the swing block 2 is provided with a first positioning shaft fixing hole 101 and a cam chamber 3, the swing block 2 is arranged on the first positioning shaft 11 through the first positioning shaft fixing hole 101, a cam shaft hole 7 in the center of the rock triangle cam 1 is arranged on the second positioning shaft 12, the rock triangle cam 1 is rotatably arranged in the cam chamber 3, and the width of the cam chamber 3 is equal to the width of the rock triangle cam 1 in the radial direction.

Specifically, the cross section of the rock triangular cam 1 is in the shape of a rock triangle, which is also called as a rock triangle, and the rock triangle is characterized in that: the width of the cam cavity 3 is equal to or slightly larger than that of the rock triangular cam 1, when the rock triangular cam 1 rotates in the cam cavity 3, the rock triangular cam 1 enables the swinging block 2 to swing left and right around the first positioning shaft 11, so that the speed is controlled, and escape personnel can stably descend to the ground at a constant speed. The scheme only uses one swinging block 2, and has simple structure and low manufacturing cost.

In an alternative embodiment, the heat radiation fan 4 and the Rocker triangle cam 1 are sleeved on the pinion, the Rocker triangle cam 1 and the heat radiation fan 4 are connected in series side by side on the three-stage transmission gear, and the fans rotate along the Rocker triangle.

In an alternative embodiment, as shown in fig. 1, the building fire and earthquake life saving device 100 further comprises a heat dissipation fan 4, a semicircular hole 5 is formed in the center of the heat dissipation fan 4, the rock triangular cam 1 is provided with a semicircular boss 6, the semicircular boss 6 is connected in the semicircular hole 5 in a matched mode, and the semicircular boss 6 is provided with a cam shaft hole 7. Specifically, the outer peripheral face of semicircle orifice 5 includes disc and plane, and the distance of the centre of a circle of disc to plane is less than the radius of disc, and in this scheme, the center of camshaft hole 7 and the centre of a circle of semicircular boss 6 coincide, and pivoted loker triangle-shaped cam 1 drives radiator fan 4 and rotates together.

In an optional embodiment, the building fire and earthquake life saving device 100 further comprises two axial positioning rings, the first axial positioning ring is arranged on the first positioning shaft 11 and is located between the swinging block 2 and the outer shell 8, the second axial positioning ring is arranged on the second positioning shaft 12 and is located between the heat dissipation fan 4 and the outer shell 8, the circumferential surfaces of the first positioning shaft 11 and the second positioning shaft 12, which are close to one end of the outer shell 8, are provided with clamp spring grooves 13, and the clamp springs are sleeved on the clamp spring grooves 13. The first axial positioning ring and the second axial positioning ring can have different thicknesses, and the two positioning rings are used for limiting, so that the axial displacement of parts on the positioning shaft is avoided.

The building fire and earthquake lifesaving device 100 further comprises a gear speed changing module, a main driving wheel, a primary speed changing gear, a secondary speed changing gear, a tertiary transmission body, a rope guide, a steel wire rope, a rope reel, a rope pressing buckle and a safety belt, and the structure is the same as that in CN207085096U, and the details are not repeated.

Example 2: the embodiment provides a building fire and earthquake life saving device 100 which is an improvement of embodiment 2 in CN207085096U, and only the differences are described below. The building fire and earthquake life saving device 100 further comprises a lock cover 15 and a guide plate 16, the lock cover 15 and the guide plate 16 are positioned outside the shell, the guide plate 16 is rotatably arranged on the side wall of the shell, one end of the lock cover 15 is rotatably connected with the shell, and the other end of the lock cover 15 is provided with a protrusion 23 for fixing the guide plate 16 on the side surface of the shell. In this scheme, as shown in fig. 3, the housing includes an outer housing 8 and an inner housing 9, a side wall of the outer housing 8 may be provided with a hinge 17, a guide plate 16 is connected to the side wall of the outer housing 8 through the hinge 17, a top wall of the outer housing 8 has the hinge 17, a locking cover 15 is connected to the top wall of the outer housing 8 through the hinge 17, the locking cover 15 may rotate in a direction away from the outer housing 8, when the locking cover 15 moves to a position away from the outer housing 8, the guide plate 16 may rotate in a direction away from the outer housing 8, so that the wire rope is separated from the outer housing 8, and the evacuee can evacuate from the scene quickly.

In an alternative embodiment, as shown in fig. 4, a wire rope groove 18 for passing a wire rope is provided between the housing and the guide plate 16, and a side surface of the housing adjacent to the guide plate 16 is provided with a sheave through hole 19 for passing a trapezoidal sheave therethrough. In this scheme, trapezoidal sheave inboard evenly encircles and is equipped with a plurality of hemisphere recesses, and steel wire rope goes up even welding have with hemisphere recess assorted steel ball for the intermittent type of the wire rope that significantly reduces under the influence of human gravity is too fast or slide at a slow speed, improves the slip synchronism between wire rope and the trapezoidal sheave, makes personnel's of fleing the whereabouts speed steady at the uniform velocity more.

In an alternative embodiment, as shown in fig. 4 and 5, the building fire and earthquake life saving device 100 further comprises a locking device for limiting the rotation of the locking cover 15, the locking device comprises a locking hook 20, the housing has a first locking hole 21, the locking hook 20 has a locking position and an unlocking position, the locking hook 20 is movably arranged in the first locking hole 21 between the locking position and the unlocking position, the locking cover 15 is arranged at the top of the housing, and the locking cover 15 is provided with a second locking hole 22 for allowing the locking hook 20 to penetrate out. In this scheme, the latch hook 20 is rotatably disposed on the sidewall inside the outer housing 8, the latch hook 20 is rotated to the locking position, the latch hook 20 passes through the first locking hole 21 and the second locking hole 22, the latch hook 20 blocks the latch cover 15, and the protrusion 23 of the latch cover 15 blocks the guide plate 16, so that the guide plate 16 is prevented from being opened, and the steel wire rope is prevented from being loosened and causing danger. The locking hook 20 rotates to the open position, the locking hook 20 does not limit the rotation of the locking cover 15, the locking cover 15 rotates to separate the protrusion 23 from the guide plate 16, so that the guide plate 16 can be opened to separate the wire rope from the housing.

In an alternative embodiment, the building fire and earthquake life saving device 100 further comprises a spring 27, one end of the spring 27 is connected with the latch hook 20, and the other end is connected with the inner wall of the outer shell 8. Pulling shackle 20 to the locked position.

In an alternative embodiment, as shown in fig. 5, the building fire and earthquake life saving device 100 further comprises an elastic pin 24, a space for accommodating the elastic pin 24 is arranged in the shell, a through hole for allowing the elastic pin 24 to pass through is arranged on the wall surface of the shell close to the lock cover 15, a spring 25 is arranged in the space for accommodating the elastic pin 24, and the elastic pin 24 is abutted with the lock cover 15 through the elastic force of the spring 25. When the locking hook 20 rotates to the opening position, the locking hook 20 does not limit the rotation of the locking cover 15, the locking cover 15 rotates upwards through the elastic force of the spring 25, the locking cover 15 does not need to be rotated manually, the unlocking speed is improved, and the escape time is saved.

In an alternative embodiment, as shown in fig. 4, the building fire and earthquake life saving device 100 further comprises a safety lock 26, and the safety lock 26 is rotatably connected with the lock cover 15. When the safety lock 26 is located at the locking position, the safety lock 26 abuts against the locking hook 20 to limit the rotation of the locking hook 20, the locking hook 20 is kept at the locking position by the safety lock 26, the safety lock 26 is rotated, the safety lock 26 is separated from the locking hook 20, the locking hook 20 can freely rotate, and the locking hook 20 can rotate to the unlocking position.

In an optional embodiment, the casing includes inner casing 9 and shell body 8, and inner casing 9 and shell body 8 detachably connect, and first location axle 11 and second location axle 12 wear to locate shell body 8, have jump ring groove 13 on the periphery of first location axle 11 and second location axle 12 near the one end of shell body 8, and the jump ring is overlapped on jump ring groove 13. In this scheme, as shown in fig. 4, the appearance of interior casing 9 is "L" shape, similar angle steel, form complete casing after interior casing 9 and the equipment of shell body 8, one side of shell body 8 has the opening, the opposite side has the location shaft hole, interior casing 9 lock is at the opening part of shell body 8, interior casing 9 has location axle fixed orifices 10, the one end of location axle is passed and is fixed in location axle fixed orifices 10, the other end passes the location shaft hole on the shell body 8, it is fixed with shell body 8 and interior casing 9 connection to lean on the jump ring on jump ring groove 13.

In an alternative embodiment, as shown in fig. 2, the building fire and earthquake life saving device 100 further comprises a crescent-shaped boss 14, the crescent-shaped boss 14 is arranged at the upper part of the inner shell 9, and the arc surface at the upper side of the crescent-shaped boss 14 is abutted with the side wall of the outer shell 8. Crescent boss 14 supports shell body 8, avoids when using, and shell body 8 is not enough to the support dynamics of first location axle 11 and second location axle 12, leads to two location axle deformations and the condition that shell body 8 takes place the dislocation for interior shell body 9.

Example 3: the building fire and earthquake life saving device 100 in embodiment 3 is the building fire and earthquake life saving device 100 in embodiment 1 which is enlarged in proportion, the building fire and earthquake life saving device 100 is fixed on the top of the building, the led-out steel wire ropes 9 respectively pass through pulleys 105 fixed on the edge of the building, the building fire and earthquake life saving device 100 further comprises two lifting trucks 103, a cable 101 and a positioning rope 104, the lifting trucks 103 are arranged at two ends of the cable 101, the two lifting trucks 103 are respectively provided with doors capable of entering people, each lifting truck 103 can accommodate ten people to stand, the cable 101 passes through the building fire and earthquake life saving device 100, the lifting trucks 103 are hung at two sides of the building fire and earthquake life saving device 100, the lifting trucks 103 are provided with lifting locks 102, the upper ends of the positioning rope 104 are respectively fixed on the top of the building by guide rope fixing bolts, the lower ends of the positioning rope 104 are respectively fixed on the ground by guide rope fixing bolts, the positioning rope 104 passes through the lifting locks 102, the lift lock 102 has the function of locking the height, the lift car 103 can be locked on a certain floor, and the positioning rope 104 has the function of horizontal positioning, so that the lift car 103 is prevented from swinging along with the wind. During the use, two lift trucks 103 rise in turn, and when first lift truck 103 rises to the top, second lift truck 103 is located ground, and the personnel that have been rescued walk out second lift truck 103, then wait for the rescue personnel to walk into first lift truck 103, and the quality of first lift truck 103 is greater than second lift truck 103, makes first lift truck 103 descend to ground, and second lift truck 103 rises to the top, so reciprocal, shifts to ground with all personnel's safety in the building.

Example 4: embodiment 4 is the same as embodiment 1, except that the fan and the gasket inside are omitted, the safety belts at two ends of the steel wire rope are omitted, one end of the steel wire rope 401 is connected to the rope reel 402, the other end of the steel wire rope is connected to the hook 403, the hook is provided with the tension spring 404 and the pull rope 405, the other end of the tension spring 404 is connected to the lower edge of the leather cup 406, the other end of the pull rope 405 is connected to the top end of the leather cup 406, one safety belt is connected to the safety hook 407 through the safety hook, the position of the upper shell corresponding to the swinging block is provided with the stop button, and the rope reel 402 is connected to the positioning shaft through the bracket. A triangle hanging plate 408 is fixed on the wall, when the emergency such as fire disaster happens, the life saving device safety belt is taken out and sleeved on the armpit, the hook 403 is hooked on the triangle hanging plate 408, the leather cup 406 is pressed on the wall surface on the triangle hanging plate 408, the leather cup 406 is adsorbed on the wall surface, when the tensioning steel wire rope 401 descends to a certain height from the window and needs to be stopped, the stop button is pulled by hand, the stop button is pressed against the swinging block to stop the rotation of the main driving wheel, so that the life saving device is suspended at the position, the stop button is pulled to continue descending after a certain task is completed, the safety belt is taken down from the armpit after the ground is reached, the steel wire rope 401 is loosened upwards, the hook 403 is pulled out from the triangle hanging plate 408 by the tension spring 404, a person on the ground stands a little bit far away, the steel wire rope 401 is pulled down by a little bit of force, the leather cup 406 is pulled down from the wall surface by the pull rope 405, the crank 409 is pulled out for continuous swinging, the steel wire rope 401 is wound on the rope reel 402.

The embodiment 5 is consistent with the embodiment 4 in structure and use method, and only the life saving device is installed in a backpack which is tied on a person by a belt.

Example 6: as shown in fig. 9 to 13, a bearing is disposed in the trapezoidal grooved wheel 601, a planetary gear shaft is fixedly welded on one side of the trapezoidal grooved wheel 601, the planetary gear shaft is connected with a planetary gear 603 by a shaft clamp spring 602, the inner side tooth surface of the planetary gear 603 is engaged with a sun gear 604, the sun gear 604 is coaxially connected with a loker triangle 605, a sliding block 606 is disposed outside the loker triangle 605, a sliding frame 607 is disposed outside the sliding block 606, the sliding frame 607 is disposed inside a circular housing, and the sliding block 606 can slide left and right on the sliding frame 607. The outer side tooth surface of the planet gear 603 is meshed with a gear ring 608, the gear ring 608 and the shell are integrated, two side surfaces of the circular shell are respectively provided with a left side cover and a right side cover, each side cover is respectively provided with a central shaft hole 609 and a safety hook shaft hole 610, and the lower end of the left side cover is provided with three small bearings serving as rope guides. A central shaft is respectively connected with a left side cover, a trapezoidal grooved wheel 601, a sun gear 604, a rock triangle 605 and a right side cover, and two ends of the shaft are respectively clamped with a shaft clamp spring 602. A safety hook shaft 615 penetrates through safety hook shaft holes 610 of the left side cover and the right side cover, two ends of the safety hook shaft 615 are clamped by shaft clamping springs 602, and a safety hook 612 is arranged on the safety hook shaft 615. A steel wire rope is wound around the trapezoidal grooved pulley 601 for one circle, two ends of the steel wire rope pass through a rope guider on the left side cover and the steel wire rope inlet and outlet to the outside of the circular shell, two ends of the steel wire rope are respectively pressed into a rope ring by using a rope pressing buckle, the rope rings are respectively provided with a safety belt 614, and one safety belt 614 and the steel wire rope are wound on the rope disc 613.

One side of the bottom surface of the case is fixed with a rope reel shaft by four small screws, the rope reel 613 is sleeved on the rope reel shaft, a U-shaped ring is fixed on the bottom surface of the case by two small screws to block the rope reel 613, the other side of the bottom surface of the case is fixed on a wall by a triangular hanging plate 611 and three expansion bolts, and a safety hook 612 on the lifesaving device is hooked on the triangular hanging plate 611.

When a fire disaster happens, the box cover is opened, the safety belt 614 on the lifesaving device is taken out and sleeved at the armpit, the safety belt 614 is buckled and tightened towards the chest, the lifesaving device jumps down from a window or a balcony, the steel wire rope drives the trapezoidal grooved pulley 601 and the planetary gear 603 to rotate, the planetary gear 603 is meshed and connected with the gear ring 608 and the sun gear 604, the gear ring 608 is fixed and cannot rotate, the planetary gear 603 drives the sun gear 604 and the rock triangle 605 to rotate rapidly, the rock triangle 605 drives the swing block to slide left and right on the sliding frame 607, the speed is controlled, a first person reaches the ground and then takes the safety belt 614 down from the armpit, the safety belt 614 at the other end is also rotated from the rope disc 613, a second person sleeves the safety belt 614 at the armpit and continues to go downstairs, and the like, and the safety belt can be safely downstairs by the same method.

Although the utility model has been described in detail above with reference to a general description and specific examples, it will be apparent to one skilled in the art that modifications or improvements may be made thereto based on the utility model. Accordingly, such modifications and improvements are intended to be within the scope of the utility model as claimed.

Claims (10)

1. A building fire and earthquake lifesaving device is characterized in that: comprises a shell, a first positioning shaft (11), a second positioning shaft (12) and a Rocker triangle speed control module, the first positioning shaft (11) and the second positioning shaft (12) are arranged in parallel in the shell, the rock triangle speed control module comprises a rock triangle cam (1) and a swinging block (2), the oscillating mass (2) has a first positioning shaft fixing hole (101) and a cam chamber (3), the swinging block (2) is arranged on the first positioning shaft (11) through the first positioning shaft fixing hole (101), a cam shaft hole (7) at the center of the rock triangular cam (1) is arranged on the second positioning shaft (12), the rock cam (1) is rotatably disposed within the cam chamber (3), the width of the cam chamber (3) is equal to the width of the Rockwell triangle cam (1) in the radial direction.

2. A building fire and earthquake life saving device as claimed in claim 1, wherein: the building fire and earthquake lifesaving device further comprises a heat radiation fan (4), a semicircular hole (5) is formed in the center of the heat radiation fan (4), the Rocker triangular cam (1) is provided with a semicircular boss (6), the semicircular boss (6) is connected in the semicircular hole (5) in a matched mode, and the semicircular boss (6) is provided with the cam shaft hole (7).

3. A building fire and earthquake life saving device as claimed in claim 2, wherein: building conflagration earthquake life saving equipment still includes two axial holding rings, and first axial holding ring sets up on first locating shaft (11), first axial holding ring is located swing piece (2) with between the casing, second axial holding ring sets up on second locating shaft (12), second axial holding ring is located radiator fan (4) with between the casing.

4. A building fire and earthquake life saving device as claimed in claim 3, wherein: building conflagration earthquake life saving equipment still includes locking closure (15) and deflector (16), locking closure (15) with deflector (16) are located the outside of casing, deflector (16) rotationally set up the lateral wall of casing, the one end of locking closure (15) rotationally with the casing is connected, the other end of locking closure (15) have with deflector (16) are fixed protruding (23) of the side of casing.

5. A building fire and earthquake life saving device as claimed in claim 4, wherein: a steel wire rope groove (18) is formed between the shell and the guide plate (16), and a grooved wheel through hole (19) is formed in the side face, close to the guide plate (16), of the shell.

6. A building fire and earthquake life saving device as claimed in claim 4, wherein: building conflagration earthquake life saving equipment still includes the restriction locking closure (15) pivoted locking device, locking device includes latch hook (20), the casing has first lockhole (21), latch hook (20) have latched position and unblock position, latch hook (20) movably set up between latched position and unblock position in first lockhole (21), latch closure (15) are located the top of casing, latch closure (15) are equipped with the messenger second lockhole (22) that latch hook (20) were worn out.

7. A building fire and earthquake life saving device as claimed in claim 4, wherein: building conflagration earthquake life saving equipment still includes elastic pin (24), the inside of casing is equipped with holds the space of elastic pin (24), the casing is close to the wall of locking closure (15) has the messenger the through-hole that elastic pin (24) passed holds spring (25) have in the space of elastic pin (24), elastic pin (24) pass through the elasticity of spring (25) with locking closure (15) butt.

8. A building fire and earthquake life saving device as claimed in claim 4, wherein: the building fire and earthquake lifesaving device further comprises a safety lock (26), and the safety lock (26) is rotatably connected with the lock cover (15).

9. A building fire and earthquake life saving device as claimed in claim 1, wherein: the casing includes interior casing (9) and shell body (8), interior casing (9) with shell body (8) detachably connects, first location axle (11) with second location axle (12) are worn to locate shell body (8), first location axle (11) with second location axle (12) are close to jump ring groove (13) have on the periphery of the one end of shell body (8), the cover is equipped with the jump ring on jump ring groove (13).

10. A building fire and earthquake life saving device as claimed in claim 9, wherein: the building fire and earthquake lifesaving device further comprises a crescent boss (14), the crescent boss (14) is arranged on the upper portion of the inner casing (9), and the arc surface on the upper side of the crescent boss (14) is abutted to the side wall of the outer casing (8).

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