CN209997048U - Fire emergency escape combined device for low-rise building - Google Patents

Abstract

A fire emergency escape combination device for a low-rise building comprises a descent control device and a light fire-resistant escape slideway matched with the descent control device, wherein the escape slideway comprises support rod bodies on the left side and the right side and a slideway surface arranged between the support rod bodies, the left end and the right end of the slideway surface are respectively fixedly connected to the support rod bodies on the two sides, the upper end of each support rod body is fixed on an outer wall body, the lower end of each support rod body is fixed on the ground, a longitudinal sliding groove is formed in the side of each support rod body, a sliding rail is arranged in each sliding groove, pulleys are arranged in the sliding rails in a sliding mode, an anti-slipping safety belt transversely arranged between the pulleys on the two sides is , the end of the anti-slipping safety belt is connected with the left pulley, the end of the anti-slipping safety belt is connected with the right pulley, and the pulleys.

Description

Fire emergency escape combined device for low-rise building

Technical Field

The utility model relates to an emergent equipment of fleing when the conflagration takes place, concretely relates to kinds of low-rise building conflagration emergency escape composite set.

Background

At present, the capability of fire emergency rescue equipment in China is seriously unbalanced with the rapid development of building buildings, is that the equipment is limited in scientific and technological level and insufficient in fire protection coverage area, secondly, the equipment is large in size and poor in maneuverability, is seriously influenced by road traffic and the surrounding environment of the buildings, the opportunity is often delayed due to complex terrain and obstacle blocking, thirdly, the rescue capability of the equipment is poor, and the conventional aerial ladder vehicle can only rescue 2 to 3 persons after times of lifting and can not meet the actual rescue requirement on site.

The existing fire escape emergency equipment generally has the problems of poor crowd applicability and low safety factor, seriously influences the exertion of the equipment function and is not beneficial to evacuation and escape of people.

Disclosure of Invention

To the problem that above-mentioned prior art exists, the utility model provides an kinds of low-rise building conflagration emergency escape composite set, the device can improve crowd's suitability and factor of safety of use, improves the probability of fleing.

In order to achieve the purpose, the utility model provides a kind of low-rise building fire emergency escape combination devices, including slowly falling the ware, still include the light fire-resistant slide of fleing that uses with slowly falling the ware cooperation, the slide of fleing includes the support rod body of left and right sides and sets up the slide surface between the support rod body, the left and right both ends of slide surface are fixed connection respectively on the support rod body of both sides, the upper end of support rod body is fixed in on the outer wall body, the lower extreme is fixed in subaerial, the side that the support rod body is relative to each other is seted up vertical spout, is provided with the slide rail in the spout, the pulley slides and sets up in the slide rail, still include horizontal setting's antiskid safety belt between the pulley of both sides, the end and the left side pulley of antiskid safety belt are connected, end is connected.

, the pulley comprises a semi-enclosed support frame, the support frame comprises a side end plate arranged longitudinally, an upper end plate arranged transversely and a lower end plate arranged parallel to the upper end plate, the ends of the upper end plate and the lower end plate on the same side are connected through side end plates, the other end of the upper end plate is connected with an upper extending wheel shaft extending downwards, the other end of the lower end plate is connected with a lower extending wheel shaft extending upwards, a strip-shaped gap is formed between the upper extending wheel shaft and the lower extending wheel shaft, the upper extending wheel shaft and the lower extending wheel shaft are respectively provided with an upper wheel and a lower wheel, the side end plates of the pulleys on the two sides are arranged oppositely, a gap is formed between the side end plates and the slide rails, the section of the slide rails is H-shaped, the slide rails are divided into an upper slide rail and a lower slide rail by using a middle connecting plate as a limit, the upper wheel and the lower wheel are respectively assembled in the upper slide rail and the lower slide rail in a sliding manner, the safety belt is composed of a safety belt body.

, the slideway surface is a segmented variable-friction-coefficient slideway surface made of light refractory material, and the friction coefficient of each segment increases from top to bottom.

, the lower end of the escape slideway is fixed on the ground temporary rescue platform.

The utility model combines the descent control device with the escape passage, when a fire disaster happens, the escape passage is fixed on the outer wall body below the windowsill, meanwhile, the descent control device is fixed on the upper wall corresponding to the escape passage, firstly, the safety belt on the descent control device is tied at the waist, the feet stand on the slide way surface, then the anti-slip safety belt is pulled down to the back by the head part of the user, the arm of the user can lean against the anti-slip safety belt and the anti-slip safety belt is tightly held by both hands, the descent control device is started to drive the anti-slip safety belt to slide down along the sliding rail, in the process of sliding down, the anti-slip safety belt can stably support the back of a user, effectively prevent the user from turning on one's side, greatly improve the safety in the process of escaping, meanwhile, the sliding surface is arranged to have an increasing friction coefficient from top to bottom, so that secondary damage caused by too high speed can be effectively avoided, and the escape combination device improves the applicability of people and the safety coefficient of use.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a schematic structural view of an escape chute;

FIG. 3 is a schematic view of the engagement of the anti-slip belt with the pulley;

fig. 4 is a schematic structural diagram of the descent control device.

In the figure: 1. the device comprises a descent control device, 2, an escape slideway, 3, a support rod body, 4, a slideway surface, 5, a sliding groove, 6, a sliding rail, 7, a pulley, 8, an anti-slip safety belt, 9, a support frame, 10, a side end plate, 11, an upper end plate, 12, a lower end plate, 13, an upper extension wheel shaft, 14, a lower extension wheel shaft, 15, an upper wheel, 16, a lower wheel, 17, a middle connecting plate, 18, a safety belt body, 19, a safety buckle, 20, a rescue platform, 21, a safety hook, 22, a speed controller, 23, a descent control rope, 24 and a safety belt.

Detailed Description

The present invention will be explained in step .

As shown in fig. 1 to 3, low-rise building fire emergency escape combination devices comprise a descent control device 1 and a light fire-resistant escape chute 2 matched with the descent control device 1, wherein the escape chute 2 comprises support rod bodies 3 on the left side and the right side and a chute surface 4 arranged between the support rod bodies 3, the left end and the right end of the chute surface 4 are respectively and fixedly connected to the support rod bodies 3 on the two sides, the upper end of each support rod body 3 is fixed on an outer wall body, the lower end of each support rod body is fixed on the ground, longitudinal chutes 5 are formed in sides of the support rod bodies 3 opposite to each other, slide rails 6 are arranged in the chutes 5, pulleys 7 are arranged in the slide rails 6 in a sliding manner, an anti-slip safety belt 8 transversely arranged between the pulleys 7 on the two sides is further arranged at , the end of the anti-slip safety belt 8 is connected with the left side pulley, and the other ;

the upper ends of the supporting rod bodies 3 on the two sides are respectively provided with a safety buckle which is matched with a preset U-shaped ring on the wall body to realize the fixation of the upper end of the escape slideway; in other positions, the safety buckle can be buckled on a self-arranged temporary tool, such as: chairs, steel pipes, handrails and the like are bound on the temporary tools through nylon ropes, so that the stability of the slide way is ensured.

Specifically, the pulley 7 comprises a semi-enclosed support frame 9, the support frame 9 comprises a side end plate 10 arranged longitudinally, an upper end plate 11 arranged transversely and a lower end plate 12 arranged in parallel with the upper end plate 11, ends on the same side of the upper end plate 11 and the lower end plate 12 are connected through the side end plate 10, the other end of the upper end plate 11 is connected with an upper extending wheel shaft 13 extending downwards, the other end of the lower end plate 12 is connected with a lower extending wheel shaft 14 extending upwards, a strip-shaped gap is formed between the upper extending wheel shaft 13 and the lower extending wheel shaft 14, an upper wheel 15 and a lower wheel 16 are respectively installed on the upper extending wheel shaft 13 and the lower extending wheel shaft 14, the side end plates 10 of the pulleys 7 on the two sides are arranged oppositely, a gap of is reserved between the side end plates 10 and the slide rail 6, the slide rail 6 is H-shaped in cross section, a middle connecting plate 17 is used as a limit to be divided into an upper slide rail and a lower slide rail, the upper wheel 15 and the lower wheel 16 are respectively assembled in the upper slide rail and the lower slide rail, the anti-slipping off prevention device 8 comprises a safety belt body 18, two ends.

In order to avoid secondary damage to personnel caused by too high speed in the gliding process, the slideway surface 4 is a segmented variable friction coefficient slideway surface made of light refractory materials, the friction coefficients of the sections are gradually increased from top to bottom, and tests of 30-60-degree inclination angles show that when the inclination angle of the lifesaving slideway is smaller than 35 degrees, personnel are blocked from sliding due to too large friction force, and the personnel are limited by space; when the inclination angle is larger than 45 degrees, the inclination angle is influenced by high speed, secondary damage is easily caused to personnel, therefore, tests with friction coefficients of 0.5, 0.6, 0.7, 0.8, 0.9 and 1 between the inclination angles of 35 degrees and 45 degrees are carried out on the basis, and the data show that the results are as follows: the optimal inclination angle of the fire-resistant escape slideway during rescue is between 35 and 40 degrees, and the selection of the three-section friction coefficients is respectively within the ranges of 0.5 to 0.6, 0.7 to 0.8 and 0.9 to 1, so that the personnel can be protected from secondary damage caused by overlarge speed.

In order to ensure that the escape personnel safely fall to the ground, the lower end of the escape slideway 2 is fixed on the temporary ground rescue platform 20 under possible conditions, the rescue platform 20 is made of elastic materials, the support strength is met, the safety of the personnel falling to the ground is improved, and the collision probability is reduced.

As shown in fig. 4, the descent control device 1 in the present application is a prior art, and includes a safety hook 21, a speed controller 22, a descent control rope 23 and a safety belt 24, when in use, the safety hook 21 is fixed in an emergency window in a building or temporarily hung on a fixed object on a window, a balcony or a flat roof, the descent control rope 23 drives a planetary gear speed reducing mechanism in a host to operate and generate a friction action with a friction block in a friction hub, so as to ensure that a user safely descends to the ground, in the present application, the safety belt 24 on the descent control device 1 is tied to the waist, two feet stand on a sliding track surface, then the anti-slipping safety belt 8 is pulled down to the back through the head, the user's arm can be tied to the safety belt body 18 while gripping the safety belt body 18 with two hands, the descent control device 1 is started to drive pulleys 7 on two sides of the anti-slipping safety belt 8 to slide down along a sliding track 6, and during the sliding down process, the safety, effectively prevent to turn on one's side, improved the security of the in-process of fleing greatly, simultaneously, the slipway face 4 sets up to from the top down coefficient of friction and increases progressively, can effectively avoid because of the secondary damage that the speed arouses at the excessive speed, and this composite set that flees has improved crowd's suitability and factor of safety of use.

Claims (4)

1. The combined device for fire emergency escape of low-rise buildings comprises a descent control device (1) and is characterized by further comprising a light fire-resistant escape slideway (2) matched with the descent control device (1) for use, wherein the escape slideway (2) comprises support rod bodies (3) on the left side and the right side and a slideway surface (4) arranged between the support rod bodies (3), the left end and the right end of the slideway surface (4) are fixedly connected to the support rod bodies (3) on the two sides respectively, the upper end of each support rod body (3) is fixed on an outer wall body, the lower end of each support rod body is fixed on the ground, longitudinal chutes (5) are formed in sides of the support rod bodies (3) opposite to each other, sliding rails (6) are arranged in the chutes (5), pulleys (7) are arranged in the sliding rails (6), an anti-slipping safety belt (8) is transversely arranged between on the two sides, a end of the anti-slipping safety belt (8) is connected with a left pulley, and the other end of the anti-slipping safety belt is connected with a.
2. 2. combination device for emergency escape from fire in low-rise building according to claim 1, wherein the pulley (7) comprises a semi-enclosed support frame (9), the support frame (9) comprises longitudinally arranged side end plates (10), transversely arranged upper end plates (11), and lower end plates (12) arranged in parallel with the upper end plates (11), ends of the upper end plates (11) and the lower end plates (12) on the same side are connected through the side end plates (10), the other of the upper end plates (11) is connected with an upper extending wheel shaft (13) extending downwards, the other of the lower end plates (12) is connected with a lower extending wheel shaft (14) extending upwards, a strip-shaped gap is formed between the upper extending wheel shaft (13) and the lower extending wheel shaft (14), the upper wheels (15) and the lower wheels (16) are respectively mounted on the upper extending wheel shaft (13) and the lower extending wheel shaft (14), the side end plates (10) of the pulleys (7) on both sides are arranged opposite to each other with a gap between the upper extending wheel shaft (10) and the safety belt (6), the slide rail (6) is a slide rail (6), the slide rail (19) is connected with the upper slide rail (18) and the lower end plates (18) respectively, the slide rail (18) is connected with the safety belt body, the slide rail (18) and the safety rail (18) on the same side of the safety belt body, the slide rail (18) respectively, the slide rail (18).
3. 3. The kinds of low-rise building fire emergency escape combination device of claim 1 or 2, wherein the slideway surface (4) is a segmented variable-friction-coefficient slideway surface made of light refractory material, and the friction coefficient of each segment increases from top to bottom.
4. 4. The kind of low-rise building fire emergency escape combination devices of claim 3, wherein the lower end of the escape chute (2) is fixed on a ground temporary rescue platform (20).

Images