CN219579749U

CN219579749U - Emergency rescue device

Info

Publication number: CN219579749U
Application number: CN202320452883.4U
Authority: CN
Inventors: 张永香; 马建; 于新财; 陈大志; 尹童童
Original assignee: Shandong New East China Vocational Training School Co ltd
Current assignee: Shandong New East China Vocational Training School Co ltd
Priority date: 2023-03-06
Filing date: 2023-03-06
Publication date: 2023-08-25
Anticipated expiration: 2033-03-06

Abstract

The utility model relates to the technical field of emergency rescue, in particular to an emergency rescue device which adopts electromagnetic force and friction force dual speed limiting braking, can carry out emergency rescue on a plurality of trapped people and has good practicability; the window-mounted type automatic window-mounted device comprises a clamping frame, a mounting frame and a winding shaft, wherein the clamping frame is used for being clamped on a window, the clamping frame is provided with the mounting frame extending out of the window, and the winding shaft is rotatably mounted on the mounting frame; still include motor, control box, escape rope and brake mechanism, the motor is installed on the mounting bracket, the rotor pivot of motor is connected with the pivot transmission of roll-up axle, the control box is installed on the mounting bracket, be provided with controller and battery in the control box, be provided with operating button on the controller, the battery of control box is connected with the stator electricity of motor, the upper end roll-up of escape rope is in the roll-up axle, the lower extreme of escape rope is used for connecting the safety belt, brake mechanism installs on the mounting bracket, brake mechanism carries out supplementary speed limit braking to the roll-up axle.

Description

Emergency rescue device

Technical Field

The utility model relates to the technical field of emergency rescue, in particular to an emergency rescue device.

Background

In the high place of the building such as the high building, when emergency such as danger happens, the emergency needs to escape to the ground in time so as to reduce the damage caused by the danger. In some situations, such as fire, the passage of a building is difficult to pass, adding to the obstacle for people to escape to the ground. In this case, passing through a window is one of the possible ways. The escape from the window to the ground needs to be realized by means of an emergency rescue device with descent control capability, so that the descent speed is reduced, and the safety of emergency rescue and escape is improved.

In the prior art, a plurality of devices for high-rise emergency rescue and escape are available, for example, the high-rise emergency escape device provided by the utility model patent with the bulletin number of CN213760254U is used for limiting speed by friction, so that the purpose of slow descent is realized, and the safety is improved. However, the device does not have the capability of recovering the escape rope, namely, the device can be used once, people in a building cannot be rescued for many times, the limitation is large, and the friction block and the friction hub are overheated due to long-time high-strength braking, so that the speed-limiting braking is invalid, and the slow-descent reliability is poor.

Disclosure of Invention

In order to solve the technical problems, the utility model provides the emergency rescue device which adopts electromagnetic force and friction force dual speed limiting braking, can carry out emergency rescue on a plurality of trapped people and has good practicability.

The utility model relates to an emergency rescue device which comprises a clamping frame, a mounting frame and a winding shaft, wherein the clamping frame is used for being clamped on a window, the clamping frame is provided with the mounting frame extending out of the window, and the winding shaft is rotatably arranged on the mounting frame; the device comprises a motor, a control box, an escape rope and a braking mechanism, wherein the motor is arranged on a mounting frame, a rotor rotating shaft of the motor is in transmission connection with a rotating shaft of a winding shaft, the control box is arranged on the mounting frame, a controller and a storage battery are arranged in the control box, an operation button is arranged on the controller, the storage battery of the control box is electrically connected with a stator of the motor, the upper end of the escape rope is wound in the winding shaft, the lower end of the escape rope is used for being connected with a safety belt, the braking mechanism is arranged on the mounting frame, and the braking mechanism carries out auxiliary speed limiting braking on the winding shaft; when the emergency rescue device is used, the clamping frame is clamped on the window, the mounting frame and the winding shaft extend out of the window, the trapped person wears the safety belt, the lower end of the escape rope is connected with the safety belt of the trapped person, the trapped person holds the escape rope to drop from the outside of the window to the ground, the winding shaft drives the rotor of the motor to rotate in the falling process, the electromagnetic force between the rotor and the stator of the motor forms resistance to the rotation of the winding shaft, so that the escape rope drives the trapped person to slowly descend, the braking mechanism carries out auxiliary speed limiting braking on the winding shaft, the friction block and the friction hub are prevented from overheating, the possibility of speed limiting braking failure is realized, double speed limiting is realized, the reliability is high, meanwhile, the electric quantity generated by the motor is stored by the storage battery of the control box, after the trapped person falls to the ground, the controller of the control box controls the storage battery to supply the motor, the winding shaft is driven by the motor to wind the escape rope, thereby carrying out emergency rescue on other trapped persons, and the emergency rescue device is high in practicability.

Preferably, the braking mechanism comprises a braking disc, an electric push rod and a friction block, wherein the braking disc is concentrically arranged on a rotating shaft of the winding shaft, the electric push rod is arranged on the mounting frame, the friction block is arranged at the top end of a piston rod of the electric push rod, the friction block is in friction contact with the braking disc, and the electric push rod is electrically connected with a controller of the control box; when the weight of trapped personnel is too large, and the falling speed is too high, the control box controls the electric push rod to extend the piston rod, and the piston rod of the electric push rod pushes the friction block to be tightly pressed on the brake disc, so that the friction block and the brake disc are rubbed, the auxiliary speed limit is carried out on the winding shaft, the double speed limit is realized by matching with the motor, and the structure is simple.

Preferably, the electric push rod further comprises a mounting plate, a sliding rod and a spring, wherein the mounting plate is mounted at the top end of a piston rod of the electric push rod, the sliding rod is slidably mounted on the mounting plate, the friction block is mounted at the outer end of the sliding rod, and the spring is mounted between the friction block and the mounting plate; the friction block is elastically installed on the mounting plate through the sliding rod and the spring, and when the piston rod of the electric push rod extends to push the mounting plate to the brake disc, the sliding rod and the spring elastically press the friction block on the brake disc, so that the pressure between the friction block and the brake disc is kept stable, and brake failure caused by high temperature generated by overlarge friction force between the friction block and the brake disc is avoided.

Preferably, the brake disc further comprises a plurality of speed measuring sensing blocks and speed measuring sensors, wherein the plurality of speed measuring sensing blocks are uniformly arranged on the circumference of the end face of the brake disc, the speed measuring sensors are arranged on the mounting frame, probes of the speed measuring sensors are aligned with the speed measuring sensing blocks, and the speed measuring sensors are connected with the control box in a control manner; the speed measuring sensor detects the rotating speed of the brake disc through the time detection of the speed measuring sensor by the speed measuring sensor, so that the releasing speed of the escape rope is detected, when the speed measuring sensor detects that the rotating speed of the brake disc is too high, the controller of the control box controls the electric push rod to extend for a certain length, auxiliary speed limiting braking is carried out on the winding shaft, and the degree of automation of the device is improved.

Preferably, the safety belt escape device further comprises a connector and two hanging rings, wherein the connector is arranged at the lower end of the escape rope, two opposite hanging holes are formed in the connector, the two hanging rings are hung in the two hanging holes of the connector respectively, and the two hanging rings are used for connecting the safety belt; through setting up the joint, conveniently hang two rings, can hang two lighter stranded people of weight simultaneously through two rings, improve emergency rescue efficiency.

Preferably, the clamping frame is arranged as an upper part and a lower part which are elastically connected, the mounting frame is arranged at the lower part of the clamping frame, and clamping grooves matched with the window wall body are formed at the upper end of the upper part and the lower end of the lower part of the clamping frame; when the clamping frame is used, the lower end clamping groove of the clamping frame is clamped on the wall below the window, the upper end clamping groove of the clamping frame is clamped on the wall above the window, the elastic clamping frame can adapt to windows with different heights, the mounting frame is arranged at the lower part of the clamping frame, the clamping frame can stably support the mounting frame, and the practicability is high.

Compared with the prior art, the utility model has the beneficial effects that: when the emergency rescue device is used, the clamping frame is clamped on the window, the mounting frame and the winding shaft extend out of the window, the trapped person wears the safety belt, the lower end of the escape rope is connected with the safety belt of the trapped person, the trapped person holds the escape rope to drop from the outside of the window to the ground, the winding shaft drives the rotor of the motor to rotate in the falling process, the electromagnetic force between the rotor and the stator of the motor forms resistance to the rotation of the winding shaft, so that the escape rope drives the trapped person to slowly descend, the braking mechanism carries out auxiliary speed limiting braking on the winding shaft, the friction block and the friction hub are prevented from overheating, the possibility of speed limiting braking failure is realized, double speed limiting is realized, the reliability is high, meanwhile, the electric quantity generated by the motor is stored by the storage battery of the control box, after the trapped person falls to the ground, the controller of the control box controls the storage battery to supply the motor, the winding shaft is driven by the motor to wind the escape rope, thereby carrying out emergency rescue on other trapped persons, and the emergency rescue device is high in practicability.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic diagram of the front view of the present utility model;

FIG. 3 is a schematic view of the structure of the present utility model in use;

FIG. 4 is a schematic structural view of the structure of the winding shaft, the motor, the escape rope, the brake disc, the electric push rod and the like;

FIG. 5 is a schematic view of a partial enlarged structure at A;

the reference numerals in the drawings: 1. clamping the frame; 2. a mounting frame; 3. a winding shaft; 4. a motor; 5. a control box; 6. an escape rope; 7. a brake disc; 8. an electric push rod; 9. a friction block; 10. a mounting plate; 11. a slide bar; 12. a spring; 13. a speed measuring induction block; 14. a speed sensor; 15. a joint; 16. and (5) hanging rings.

Detailed Description

In order that the utility model may be readily understood, a more complete description of the utility model will be rendered by reference to the appended drawings. This utility model may be embodied in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

Example 1

As shown in fig. 1 to 5, an emergency rescue device comprises a clamping frame 1, a mounting frame 2 and a winding shaft 3, wherein the clamping frame 1 is used for being clamped on a window, the clamping frame 1 is provided with the mounting frame 2 extending out of the window, and the winding shaft 3 is rotatably arranged on the mounting frame 2; the device comprises a motor (4), a control box (5), an escape rope (6) and a braking mechanism, wherein the motor (4) is arranged on a mounting frame (2), a rotor rotating shaft of the motor (4) is in transmission connection with a rotating shaft of a winding shaft (3), the control box (5) is arranged on the mounting frame (2), a controller and a storage battery are arranged in the control box (5), an operation button is arranged on the controller, the storage battery of the control box (5) is electrically connected with a stator of the motor (4), the upper end of the escape rope (6) is wound in the winding shaft (3), the lower end of the escape rope (6) is used for connecting a safety belt, the braking mechanism is arranged on the mounting frame (2), and the braking mechanism carries out auxiliary speed-limiting braking on the winding shaft (3); the braking mechanism comprises a braking disc 7, an electric push rod 8 and a friction block 9, wherein the braking disc 7 is concentrically arranged on the rotating shaft of the winding shaft 3, the electric push rod 8 is arranged on the mounting frame 2, the friction block 9 is arranged at the top end of a piston rod of the electric push rod 8, the friction block 9 is in friction contact with the braking disc 7, and the electric push rod 8 is electrically connected with a controller of the control box 5; the electric push rod device is characterized by further comprising a mounting plate 10, a slide bar 11 and a spring 12, wherein the mounting plate 10 is mounted at the top end of a piston rod of the electric push rod 8, the slide bar 11 is slidably mounted on the mounting plate 10, the friction block 9 is mounted at the outer end of the slide bar 11, and the spring 12 is mounted between the friction block 9 and the mounting plate 10; the brake disc is characterized by further comprising a plurality of speed measuring sensing blocks 13 and speed measuring sensors 14, wherein the plurality of speed measuring sensing blocks 13 are uniformly arranged on the circumference of the end face of the brake disc 7, the speed measuring sensors 14 are arranged on the mounting frame 2, probes of the speed measuring sensors 14 are aligned with the speed measuring sensing blocks 13, and the speed measuring sensors 14 are connected with the control box 5 in a control manner; the escape rope comprises a escape rope 6, and is characterized by further comprising a connector 15 and two hanging rings 16, wherein the connector 15 is arranged at the lower end of the escape rope 6, two opposite hanging holes are formed in the connector 15, the two hanging rings 16 are respectively hung in the two hanging holes of the connector 15, and the two hanging rings 16 are used for connecting a safety belt.

During the use with clamping frame 1 clamping on the window, stretch out outside the window with mounting bracket 2 and winding shaft 3, stranded personnel all drew the safety belt, hang the safety belt of two lighter stranded persons simultaneously through two rings 16, stranded personnel hold up the rope of fleing 6 and drop to ground from the window, the in-process of descending, winding shaft 3 drives the rotor rotation of motor 4, electromagnetic force between rotor and the stator of motor 4 forms the resistance to winding shaft 3 pivoted, thereby make rope of fleing 6 drive stranded personnel slow decline, speed sensor 14 detects the speed of a plurality of speed sensor 13 through the time detection brake disc 7 of speed sensor 14, thereby detect rope of fleing 6 release's speed, when speed sensor 14 detects brake disc 7 rotational speed too fast, the controller control electric putter 8 of control box 5 elongates certain length, the piston rod of electric putter 8 is with mounting panel 10 to brake disc 7 when pushing, slide bar 11 and spring 12 are with friction 9 elasticity on brake disc 7, make friction 9 and brake disc 7's pressure keep stable, thereby make rope of fleing 9 and brake disc 7 high-speed sensor 14 produce the high-speed sensor, the high-speed sensor is used for the time of motor 9 and the high-speed sensor is controlled to the brake disc 7, the high-speed sensor is avoided, the high-speed sensor is produced, the high-speed control box 5 is realized, the high-speed is difficult to be rolled up to the motor 4, the battery is difficult to be rolled up, the electric power is difficult to be controlled, the service life is high, the life is difficult to be used, and is convenient to be used, and the life is convenient, and is easy to use, and has high, and is high, and has high.

Example 2

As shown in fig. 1 to 3, an emergency rescue device comprises a clamping frame 1, a mounting frame 2 and a winding shaft 3, wherein the clamping frame 1 is used for being clamped on a window, the clamping frame 1 is provided with the mounting frame 2 extending out of the window, and the winding shaft 3 is rotatably arranged on the mounting frame 2; the device comprises a motor (4), a control box (5), an escape rope (6) and a braking mechanism, wherein the motor (4) is arranged on a mounting frame (2), a rotor rotating shaft of the motor (4) is in transmission connection with a rotating shaft of a winding shaft (3), the control box (5) is arranged on the mounting frame (2), a controller and a storage battery are arranged in the control box (5), an operation button is arranged on the controller, the storage battery of the control box (5) is electrically connected with a stator of the motor (4), the upper end of the escape rope (6) is wound in the winding shaft (3), the lower end of the escape rope (6) is used for connecting a safety belt, the braking mechanism is arranged on the mounting frame (2), and the braking mechanism carries out auxiliary speed-limiting braking on the winding shaft (3); the clamping frame 1 is arranged to be in elastic connection with the upper part and the lower part, the mounting frame 2 is arranged at the lower part of the clamping frame 1, and clamping grooves matched with the window wall are formed in the upper end of the upper part and the lower end of the lower part of the clamping frame 1.

When the clamping frame is used, the lower end clamping groove of the clamping frame 1 is clamped on the wall below the window, the upper end clamping groove of the clamping frame 1 is clamped on the wall above the window, the elastic clamping frame 1 can adapt to windows with different heights, the mounting frame 2 is mounted on the lower portion of the clamping frame 1, the clamping frame 1 can stably support the mounting frame 2, and the practicability is high.

As shown in fig. 1 to 5, when the emergency rescue device is used, the clamping grooves at two ends of the clamping frame 1 are clamped on walls at two sides of a window, the mounting frame 2 and the winding shaft 3 extend out of the window, trapped persons wear safety belts, the lifting rings 16 are connected with the safety belts of the trapped persons, the trapped persons hold the escape ropes 6 to land from the outside of the window, the winding shaft 3 drives the rotors of the motors 4 to rotate in the falling process, the electromagnetic force between the rotors of the motors 4 and the stators forms resistance to the rotation of the winding shaft 3, so that the escape ropes 6 drive the trapped persons to slowly descend, then the speed sensor 14 detects the rotation speed of the winding shaft 3, the control box 5 controls the piston rods of the electric push rods 8 according to the rotation speed of the winding shaft 3, so that the friction blocks 9 rub the brake discs 7 to carry out auxiliary speed-limiting braking on the winding shaft 3, meanwhile, the electric quantity generated by the motors 4 is stored by the storage batteries of the control box 5, and finally, after the trapped persons land, the controller of the control box 5 controls the batteries to supply power to the motors 4, so that the escape ropes 4 drive the winding shaft 4 to slowly descend, and then the emergency rescue ropes 6 can be driven by the trapped persons.

The main functions realized by the utility model are as follows:

1. the dual speed limiting braking of electromagnetic force and friction force is adopted, so that the reliability is high;

2. the slow falling speed of trapped people can be detected and automatically controlled;

3. the escape rope can be reeled, and emergency rescue can be carried out on a plurality of trapped people.

The emergency rescue device is arranged in a common mechanical mode, and can achieve the beneficial effects; the winding shaft 3, the motor 4, the control box 5, the escape rope 6, the brake disc 7, the electric push rod 8, the friction block 9, the spring 12, the speed measuring sensing block 13, the speed measuring sensor 14 and the hanging ring 16 of the emergency rescue device are purchased in the market, and a person skilled in the art only needs to install and operate according to the attached using instruction without creative labor.

All technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that it will be apparent to those skilled in the art that modifications and variations can be made without departing from the technical principles of the present utility model, and these modifications and variations should also be regarded as the scope of the utility model.

Claims

1. The emergency rescue device comprises a clamping frame (1), a mounting frame (2) and a winding shaft (3), wherein the clamping frame (1) is used for being clamped on a window, the clamping frame (1) is provided with the mounting frame (2) extending out of the window, and the winding shaft (3) is rotatably mounted on the mounting frame (2); the device is characterized by further comprising a motor (4), a control box (5), an escape rope (6) and a braking mechanism, wherein the motor (4) is installed on the installation frame (2), a rotor rotating shaft of the motor (4) is in transmission connection with a rotating shaft of the winding shaft (3), the control box (5) is installed on the installation frame (2), a controller and a storage battery are arranged in the control box (5), an operation button is arranged on the controller, the storage battery of the control box (5) is electrically connected with a stator of the motor (4), the upper end of the escape rope (6) is wound in the winding shaft (3), the lower end of the escape rope (6) is used for being connected with a safety belt, the braking mechanism is installed on the installation frame (2), and the braking mechanism is used for assisting speed limiting braking on the winding shaft (3).

2. An emergency rescue device as claimed in claim 1, characterized in that the braking mechanism comprises a brake disc (7), an electric push rod (8) and a friction block (9), the brake disc (7) is concentrically arranged on the rotating shaft of the winding shaft (3), the electric push rod (8) is arranged on the mounting frame (2), the friction block (9) is arranged at the top end of a piston rod of the electric push rod (8), the friction block (9) is in friction contact with the brake disc (7), and the electric push rod (8) is electrically connected with the controller of the control box (5).

3. An emergency rescue apparatus as claimed in claim 2, further comprising a mounting plate (10), a slide bar (11) and a spring (12), wherein the mounting plate (10) is mounted on the top end of the piston rod of the electric push rod (8), the slide bar (11) is slidably mounted on the mounting plate (10), the friction block (9) is mounted on the outer end of the slide bar (11), and the spring (12) is mounted between the friction block (9) and the mounting plate (10).

4. An emergency rescue device as claimed in claim 2, further comprising a plurality of speed measuring sensing blocks (13) and speed measuring sensors (14), wherein the plurality of speed measuring sensing blocks (13) are uniformly arranged on the circumference of the end face of the brake disc (7), the speed measuring sensors (14) are arranged on the mounting frame (2), the probes of the speed measuring sensors (14) are aligned with the speed measuring sensing blocks (13), and the speed measuring sensors (14) are connected with the control of the control box (5).

5. An emergency rescue device as claimed in claim 1, further comprising a joint (15) and two suspension rings (16), wherein the joint (15) is arranged at the lower end of the escape rope (6), two opposite suspension holes are arranged on the joint (15), the two suspension rings (16) are suspended in the two suspension holes of the joint (15) respectively, and the two suspension rings (16) are used for connecting a safety belt.

6. An emergency rescue device as claimed in claim 1, characterized in that the clamping frame (1) is arranged as an upper part and a lower part which are elastically connected, the mounting frame (2) is arranged at the lower part of the clamping frame (1), and the upper end of the upper part and the lower end of the lower part of the clamping frame (1) are respectively provided with clamping grooves matched with the window wall body.