CN209809330U - High-rise escape device - Google Patents

Abstract

The utility model provides a high-rise escape device, which comprises a framework, a driven roller and a damping box, wherein the driven roller and the damping box are both arranged on the framework, and the driven roller is rotationally connected with the framework; the driven roller is connected with the damping box through chain transmission; meanwhile, a safety rope is wound on the driven roller; the utility model discloses a mechanical damping's method reaches the speed reduction effect, does not need external power, has both guaranteed safe the fleing, has noted the falling speed again.

Description

High-rise escape device

Technical Field

The utility model belongs to the field of machinery, concretely relates to high building escape device.

Background

The existing high-rise escape device in the market mostly comprises main structures such as a descent control device, a rope disc, a fixing frame, a safety hook, an expansion bolt and a steel wire rope, and the descent control device is used for outputting damping to decelerate in the descent process of people, so that the safety of easy abrasion is low. When the escape is carried out, firstly, the position of a hole of the fixing frame is marked by using a pen, then, an electric drill is used for punching, an expansion screw is unscrewed and is aligned with the hole position, the expansion screw is driven and screwed, then, the descent control device is hung on the safety hook, and the escape can be carried out after the work is finished, so that the problems of installation of the fixing frame and the like in the use of the existing product are mainly solved as shown in the specification 1. If the fixing frame is installed in advance, the appearance is influenced, the fixing frame is not used for a long time, the firmness degree of the fixing frame cannot be determined, and the safety risk is increased. If the fixing frame is not installed in advance, when a fire disaster happens, the wall needs to be drilled with an electric drill, the fixing frame is installed after the expansion screw is screwed down, escape can be achieved only after the fixing frame is ensured to be safe and firm, and precious escape time is delayed. 2. The descent speed cannot be adjusted manually. When the floor is too high, the descending speed is always very slow, and the escape efficiency is seriously influenced. 3. The equipment is heavy, inconvenient removal, and old man and children use the difficulty. The descent control device and the rope are heavy, and most of the old, children and people with disabled bodies cannot use the descent control device and the rope.

Disclosure of Invention

The utility model aims at providing a high building escape device has solved the problem that the use that exists among current this type of device is inconvenient, equipment is heavy, the efficiency of fleing is at the bottom, the operation is complicated, the security is low.

In order to achieve the above purpose, the utility model discloses a technical scheme is:

the utility model provides a high-rise escape device, which comprises a framework, a driven roller and a damping box, wherein the driven roller and the damping box are both arranged on the framework, and the driven roller is rotationally connected with the framework; the driven roller is connected with the damping box through chain transmission; meanwhile, a safety rope is wound on the driven roller.

Preferably, the chain transmission comprises a first gear, a second gear and a chain, wherein the first gear is sleeved at one end of the driven roller; the second gear is sleeved on the input shaft of the damping box, and the first gear and the second gear are connected through a chain.

Preferably, the framework is provided with two oppositely arranged bearing seats, each bearing seat is provided with a vertical bearing, and the two vertical bearings are respectively sleeved at two ends of the driven roller.

Preferably, still be provided with the support frame on the skeleton, the support frame is connected with the skeleton is articulated.

Preferably, the supporting frame is connected with the framework through a lifting device; the lifting device comprises a telescopic rod, one end of the telescopic rod is fixed on the framework, and the side wall of the other end of the telescopic rod is fixedly connected with the support frame.

Preferably, the framework is further provided with a braking device, and the braking device is installed on an output shaft of the damping box.

Preferably, the braking device comprises a braking wheel and a braking piece, wherein the braking wheel is sleeved on the output shaft of the damping box; the brake block is fixed on the framework, and the brake wheel is matched with the brake block.

Preferably, one end of the brake pad is provided with a safety brake rope.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model provides a pair of high building escape device, the personnel of seeking help twine a free end of safety rope on the health, utilize self gravity to descend, in order to control the speed that descends, adopt mechanical damping's method to reach the speed reduction effect, do not need external power, have both guaranteed safe the fleeing, have noted the falling speed again.

Furthermore, the telescopic support frame can be automatically adjusted according to the heights of different windowsills or balconies, and the problem of poor adaptability is solved.

Furthermore, the braking device is arranged at the output end of the mechanical damping box, so that the function of speed reduction or hovering can be automatically adjusted in the falling process of people, and the safety of the device is improved.

Drawings

Fig. 1 is a schematic perspective view of an escape device according to the present invention;

fig. 2 is a left side view of the escape apparatus according to the present invention;

fig. 3 is a rear view of the escape apparatus according to the present invention;

fig. 4 is a right side view of the escape apparatus according to the present invention;

the device comprises a crank handle 1, a crank handle 2, an expansion link 3, a first guide pulley 4, a second guide pulley 5, a third guide pulley 6, a safety braking loop rope 7, a safety rope 8, a universal wheel 9, a fourth guide pulley 10, a vertical bearing 11, a support frame 12, a driven roller 13, a framework 14, a universal wheel brake 15, a brake wheel 16, a brake piece 17, a damping box 18 and chain transmission.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

As shown in the figure, the high-rise escape device provided by the utility model comprises a lifting device, a first guide pulley 3, a second guide pulley 4, a third guide pulley 5, a safety braking looped rope 6, a safety rope 7, a universal wheel 8, a fourth guide pulley 9, a vertical bearing 10, a support frame 11, a driven roller 12, a framework 13, a universal wheel brake 14, a brake wheel 15, a brake piece 16, a damping box 17 and a chain transmission 18, wherein,

the framework 13 is of a frame structure, the damping box 17 is installed at the bottom of the framework 13, and the damping box 17 is connected with the driven roller 12 installed at the upper end of the framework 13 through a chain transmission 18, so that the decomposition of the falling acceleration of a human body is realized.

The framework 13 is also provided with a support frame 11, and the support frame 11 is hinged with the framework 13.

Meanwhile, a lifting device is arranged between the framework 13 and the support frame 11 and used for lifting the support frame 11.

The lifting device comprises a hand crank 1 and a telescopic rod 2, the telescopic rod 2 is a two-section telescopic rod, one end of the telescopic rod is fixed on the framework 13, and the side wall of the other end of the telescopic rod is fixedly connected with the lifting support frame 11; the hand crank 1 is arranged at the end part of the telescopic rod 2.

The lifting of the telescopic rod 2 is driven through the rotation of the hand crank 1, and then the lifting of the support frame 11 is driven, so that the force application point positions with different height requirements are met.

The driven roller 12 is wound with a safety rope 7, and two ends of the safety rope 7 are provided with safety buckles.

Two ends of the driven roller 12 are respectively sleeved with a vertical bearing 10, and the vertical bearings 10 are arranged on bearing seats on the framework 13.

At the same time, one end of the driven drum 12 is connected with a damping box 17 by means of a chain drive 18, in particular: one end of the driven roller 12 is sleeved with a first gear, the first gear is connected with a second gear through a chain, and the second gear is sleeved on an input shaft of the damping box 17.

When a human body pulls the safety rope 7, the acceleration of the gravity of the human body is sequentially transmitted to the dynamic damping box 17 through the driven roller 12 and the chain transmission, and is decomposed through the damping box 17, so that the aim of reducing the speed is fulfilled.

The two ends of the safety rope 7 respectively pass through the first guide pulley 3 and the third guide pulley 5 fixed on the support frame 11 to reduce the friction force.

Furthermore, a brake wheel 15 is sleeved on an output shaft of the damping box 17, and the brake wheel 15 is matched with a brake pad 16 fixed on the framework 13 for use.

The free end of the brake piece 15 is connected with a safety brake rope 6, and the free end of the safety brake rope 6 sequentially passes through a fourth sliding wheel 9 fixed on the framework 13 and a second sliding wheel 4 fixed on the lifting support frame 11.

When a human body feels that the descending speed is too fast, the safety brake rope 6 is pulled to lift the brake piece 16, the brake piece 16 is in contact with the brake wheel 15, the friction force of the brake wheel 15 is increased, and then the decomposition of the acceleration or the hovering state is realized.

Four universal wheels 8 are arranged at the bottom of the framework 18, and universal wheel brakes 14 are arranged on the universal wheels 8.

The using method comprises the following steps:

when danger occurs, the help seeking personnel move the device to a windowsill or a balcony, and the lifting of the support frame 11 is realized through the lifting device, so that the device meets the height requirement of a force application point;

then, the help seeker winds a free end of the safety rope on the body, the free end of the safety rope falls by utilizing the self gravity, in order to control the falling speed, the safety rope 7 drives the driven roller 12 to rotate under the action of the self gravity of the human body, the driven roller 12 transmits force to the damping box 17 through chain transmission, and the self acceleration of the human body is decomposed through the damping box 17 so as to achieve the purpose of reducing the speed.

The device mainly utilizes a mechanical damping mode to control the descending speed of the escape personnel, abandons the resistance generated by friction, and can select proper damping for descending according to the weight of the escape personnel. Four universal wheels which are convenient to detach are arranged at the bottom of the device, the escape device can be pushed to the front of an escape area such as a balcony or a window when a fire disaster happens, then the telescopic rod is rotated according to the height of the balcony or the windowsill to adjust the height of the front edge of the support, the support is convenient to extend out of the windowsill or the balcony, and the front edge of the support is provided with three pulleys which are mainly used for changing the movement direction of the rope and reducing friction.

The utility model discloses an adopt mechanical damping's method to reach the speed reduction effect, do not need external power, both guaranteed safe escaping, noted the falling speed again, installed 4 wheels in the bottom of device, can the quick travel to appointed rescue position when guaranteeing the conflagration emergence, the wheel alright tear open and with the device with the sucking disc firmly inhale mutually with ground and ensure safe and reliable when reacing the position, solve awkward problem in these respects.

The telescopic support frame 11 can be automatically adjusted according to the heights of different windowsills or balconies, so that the problem of poor adaptability is solved;

the two ends of the driven roller are provided with free ends of the rope in a special winding mode of the rope, the reset of the rope at the other end is promoted by utilizing the descending potential energy of the escape personnel, the rapid circulating reciprocating type rescue and escape of multiple persons can be realized, and the escape efficiency is improved;

the braking device is arranged at the output end of the mechanical damping box, so that the function of speed reduction or hovering can be automatically adjusted in the falling process of a person, and the safety of the device is improved;

the damping box 17 of this device is many damping adjustment, can set up the damping size according to the weight of fleeing person, can carry out safe effectual the fleing to the fleeing personnel of different weights, and the optional is independently saved oneself or the cooperation is saved oneself.

Claims (8)

1. A high-rise escape device is characterized by comprising a framework (13), driven rollers (12) and a damping box (17), wherein the driven rollers (12) and the damping box (17) are both arranged on the framework (13), and the driven rollers (12) are rotatably connected with the framework (13); the driven roller (12) is connected with the damping box (17) through a chain transmission (18); meanwhile, a safety rope (7) is wound on the driven roller (12).

2. A high-rise escape device according to claim 1 wherein the chain drive comprises a first gear, a second gear and a chain, wherein the first gear is sleeved on one end of the driven roller (12); the second gear is sleeved on an input shaft of the damping box (17), and the first gear and the second gear are connected through a chain.

3. A high-rise escape device according to claim 1, wherein the frame (13) is provided with two oppositely arranged bearing seats, each bearing seat is provided with a vertical bearing (10), and the two vertical bearings (10) are respectively sleeved at two ends of the driven roller (12).

4. A high-rise escape device according to claim 1, wherein the framework (13) is further provided with a support frame (11), and the support frame (11) is hinged with the framework (13).

5. A high-rise escape device according to claim 4, wherein the support frame (11) and the framework (13) are connected by a lifting device; the lifting device comprises a telescopic rod (2), one end of the telescopic rod (2) is fixed on the framework (13), and the side wall of the other end of the telescopic rod is fixedly connected with the support frame (11).

6. A high-rise escape device according to claim 1 wherein the frame is further provided with a brake device mounted on the output shaft of the damping box (17).

7. A high-rise escape device according to claim 6, wherein the brake device comprises a brake wheel (15) and a brake piece (16), wherein the brake wheel (15) is sleeved on the output shaft of the damping box (17); the brake block (16) is fixed on the framework (13), and the brake wheel (15) is matched with the brake block (16).

8. A high-rise escape device according to claim 7 wherein one end of the brake piece (16) is provided with a safety brake rope (6).