CN112843509B - Assembled quick-falling escape device for fire emergency training - Google Patents
Assembled quick-falling escape device for fire emergency training Download PDFInfo
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- CN112843509B CN112843509B CN202110040595.3A CN202110040595A CN112843509B CN 112843509 B CN112843509 B CN 112843509B CN 202110040595 A CN202110040595 A CN 202110040595A CN 112843509 B CN112843509 B CN 112843509B
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B1/00—Devices for lowering persons from buildings or the like
- A62B1/06—Devices for lowering persons from buildings or the like by making use of rope-lowering devices
- A62B1/14—Devices for lowering persons from buildings or the like by making use of rope-lowering devices with brakes sliding on the rope
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Abstract
The invention provides an assembled quick-falling escape device for fire emergency training, which comprises a wire twisting disc, a rope and a plurality of quick-falling control devices, wherein the wire twisting disc is arranged on the rope; each speed-reducing control device is detachably clamped on the rope; each speed reduction control device comprises a left clamp and a right clamp; the left clamp and the right clamp are connected in a matched mode through the bayonet steps, and the left clamp and the right clamp are fixed through a plurality of bolts and nuts. When the device is used for fire emergency training, the device is used for quick descent escape, the stranded wire disc is fixed indoors, the other end of the rope is pulled, the rope is lowered to the ground, the rope on the stranded wire disc is fixed, the quick descent control device is clamped and installed on the rope, and quick descent personnel can perform quick descent through the quick descent control device, so that the friction force between the quick descent device and the rope can be manually controlled, and the descending speed is convenient to control; the speed-reducing control device can be quickly assembled and disassembled, and training efficiency is improved.
Description
Technical Field
The invention belongs to the technical field of emergency training, and particularly relates to an assembled quick-descent escape device for fire emergency training.
Background
With the development of economy in China, various high-rise buildings emerge continuously, but high-rise fire accidents also rise along with the emergence of the high-rise buildings, and the accidents that people trapped in the high-rise buildings jump the buildings inefficiently are increased rapidly due to the lack of effective rescue and escape means.
The existing lifesaving passageways of high-rise buildings are fire-fighting stairs, people are easy to jam during evacuation, the whole escape time is long, and particularly, the escaping people can be blocked by toxic smoke or fire field obstacles in the floors in danger; with the frequent occurrence of high-rise escape accidents, more and more high-rise escape modes are developed, for example, a high-altitude quick-falling device developed based on a fire-fighting rope becomes one of indispensable devices in rescue equipment, and the high-altitude quick-falling device is widely applied with the unique advantages, but the mode has high operation difficulty for evacuees and is easy to generate strong high-altitude fear. In the emergency rescue training process, training of the quick descent device is necessary for trainees to master the application of the quick descent device, so that the emergency escape skill and the emergency escape capability of the trainees are improved. However, the existing quick-falling device is difficult to be quickly installed on a rope, so that the training efficiency is reduced, and the falling speed is not convenient to control.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides the assembled quick-falling escape device for the fire emergency training, the quick-falling control device can be quickly assembled and disassembled on a rope, the training efficiency is improved, and the falling speed can be controlled by the quick-falling control device.
The invention is realized by the following technical scheme:
an assembled quick-falling escape device for fire emergency training comprises a stranded wire disc, a rope with one end wound on the stranded wire disc and a plurality of quick-falling control devices; each speed-reducing control device is detachably clamped on the rope;
each speed reduction control device comprises a left clamp and a right clamp; the clamping device comprises a left clamp, a right clamp, a plurality of bolts and nuts, wherein one end of the left clamp close to the right clamp is connected with the other end of the right clamp in a matched mode through a bayonet step, the left clamp and the right clamp are fixed through the bolts and the nuts, specifically, the front side wall and the rear side wall of the left clamp and the right clamp are respectively provided with a flanging, the opposite flanging of the left clamp and the right clamp is fixed through the bolts and the nuts, and the structure is convenient to mount and dismount the left clamp and the right clamp;
an inward transverse sliding chute is formed in one end, close to the left clamp and the right clamp, of the left clamp, a first sliding block is arranged in the chute of the left clamp, and a second sliding block is arranged in the chute of the right clamp; a first carrier plate is arranged at the right end of the first sliding block, a second carrier plate is arranged at the left end of the second sliding block, and the first carrier plate and the second carrier plate are arranged in parallel at intervals; a first compression roller and two second compression rollers are arranged between the first carrier plate and the second carrier plate, one end of a roller shaft of the first compression roller is fixedly connected with the first carrier plate, one ends of roller shafts of the two second compression rollers are fixedly connected with the second carrier plate, the first compression roller and the two second compression rollers are distributed in an isosceles triangle shape, and the first compression roller is positioned on the right side of the second compression roller; the top ends and the bottom ends of the left clamp and the right clamp are respectively provided with a guide hole for a rope to pass through, and the rope is clamped between the first compression roller and the two second compression rollers in the left clamp and the right clamp;
the structure comprises a first support plate, a second support plate, a roller shaft, a first pressing roller, a second pressing roller and a second pressing roller, wherein the first support plate is provided with two pressing roller sliding grooves; during installation, after the left clamp and the right clamp are aligned, a roller shaft of a first compression roller on the first carrier plate is clamped into a compression roller chute on the second carrier plate, and a roller shaft of a second compression roller on the second carrier plate is clamped into a compression roller chute on the first carrier plate;
a first U-shaped frame plate is fixedly arranged at the left end of the left clamp, a first square-shaped pulling plate is arranged in the first U-shaped frame plate, and the top end and the bottom end of the first square-shaped pulling plate are slidably connected with the inner side wall of the first U-shaped frame plate; a plurality of first springs are arranged between the left side wall of the first square-shaped pulling plate and the inner side wall of the left clamp, and two ends of each first spring are fixedly connected with the first square-shaped pulling plate and the left clamp respectively; a first screw rod is arranged between the right side wall of the first square pull plate and the first sliding block, the left end of the first screw rod is rotatably connected with the first square pull plate, and a bearing is arranged between the left end of the first screw rod and the first square pull plate; the left end of the first sliding block is provided with an internal threaded hole, the right end of the first screw rod penetrates through the left clamp and is in threaded connection with the first sliding block, and the first sliding block can be driven to move leftwards by controlling the first square-shaped pulling plate to compress the first spring;
a second U-shaped frame plate is fixedly arranged at the right end of the right clamp, a second square-shaped pulling plate is arranged in the second U-shaped frame plate, and the top end and the bottom end of the second square-shaped pulling plate are slidably connected with the inner side wall of the second U-shaped frame plate; a plurality of second springs are arranged between the right side wall of the second square-shaped pulling plate and the inner side wall of the right clamp, and two ends of each second spring are fixedly connected with the second square-shaped pulling plate and the right clamp respectively; a second lead screw is arranged between the left side wall of the second square-shaped pulling plate and the second sliding block, the right end of the second lead screw is rotatably connected with the second square-shaped pulling plate, and a bearing is arranged between the right end of the second lead screw and the second square-shaped pulling plate; the right end of the second sliding block is provided with an internal threaded hole, the left end of the second screw rod penetrates through the right clamp and is in threaded connection with the second sliding block, and the second sliding block can be driven to move rightwards by controlling the second square-shaped pulling plate to compress the second spring;
the compression space between the first compression roller and the second compression roller can be reduced by controlling the first compression roller to move leftwards and the two second compression rollers to move rightwards, and the rope is extruded, so that the friction force between the compression rollers and the rope is increased, and the descending speed is controlled.
Further inject, the top of left anchor clamps and right anchor clamps, bottom pin hole department are all equipped with respectively and draw the section of thick bamboo, reinforcing rope guide effect.
Further limit, the inside wall of leading hole and leading the section of thick bamboo all is equipped with the rubber protective layer, protects the rope, reduces wearing and tearing.
Further inject, fixed being equipped with first change on the first lead screw between first mouth style of calligraphy arm-tie and the left anchor clamps, fixed being equipped with the second change on the second lead screw between second mouth style of calligraphy arm-tie and the right anchor clamps, being convenient for rotate first lead screw through first change to control first slider and remove in the spout of left anchor clamps, be convenient for rotate the second lead screw through the second change, thereby control second slider removes in the spout of right anchor clamps.
Further inject, the top and the bottom inside wall of first U type deckle board, second U type deckle board all are equipped with the guide rail groove, and the top and the bottom of first style of calligraphy arm-tie, second mouth style of calligraphy arm-tie all are equipped with the guide rail slider, guide rail slider and guide rail groove sliding fit, and stability when this kind of structure can improve first U type deckle board, second U type deckle board and slide.
Further limiting, the outer side walls of the first U-shaped frame plate, the second U-shaped frame plate, the first square-shaped pulling plate and the second square-shaped pulling plate are provided with foam cushion layers, so that the comfort between the hand of the person who fast falls and the first U-shaped frame plate, the second U-shaped frame plate, the first square-shaped pulling plate and the second square-shaped pulling plate which are in contact with the hand can be improved.
According to the technical scheme, the assembled quick-descent escape device for the fire emergency training has the beneficial effects that: when in fire emergency training, the device is used for quick descent and escape; fixing a stranded wire disc indoors, drawing the other end of a rope, lowering the rope to the ground, fixing the rope on the stranded wire disc, clamping and installing a speed reduction control device on the rope, and carrying out speed reduction by a speed reduction person through the speed reduction control device; specifically, a left clamp and a right clamp are opened, a rope is clamped between a first compression roller and a second compression roller in the left clamp and the right clamp, the left clamp and the right clamp are fixed through bolts and nuts, a left hand of a speed-reducing person holds a first U-shaped frame plate and a first square-shaped pull plate, a right hand holds a second U-shaped frame plate and a second square-shaped pull plate, fingers control the first square-shaped pull plate to compress a first spring and the second square-shaped pull plate to compress a second spring, so that the first compression roller is controlled to move leftwards and the second compression roller is controlled to move rightwards, a compression space between the first compression roller and the second compression roller is reduced by controlling the first compression roller to move leftwards and the two second compression rollers to move rightwards, the rope is extruded, friction between the compression rollers and the rope is increased, and the descending speed is controlled conveniently; the quick-falling control device can be quickly installed on the rope to realize quick-falling escape.
Drawings
In order to more clearly illustrate the detailed description of the invention or the technical solutions in the prior art, the drawings that are needed in the detailed description of the invention or the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is an exploded view of the present invention.
Fig. 3 is a front view of the present invention.
FIG. 4 is a top view of the present invention.
Fig. 5 is a sectional view taken along a line a-a in fig. 4.
In the drawings: 1-rope, 2-left clamp, 3-right clamp, 4-bolt and nut, 5-transverse sliding chute, 6-first slide block, 7-second slide block, 8-first carrier plate, 9-second carrier plate, 10-first press roll, 11-second press roll, 12-press roll chute, 13-first U-shaped frame plate, 14-first square pull plate, 15-first spring, 16-first screw rod, 17-second U-shaped frame plate, 18-second square pull plate, 19-second spring, 20-second screw rod, 21-guide cylinder, 22-first swivel, 23-second swivel, 24-guide rail groove and 25-guide rail slide block.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.
In the description of the present application, it is to be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", "front", "rear", "left", "right", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the present invention.
As shown in fig. 1 to 5, an assembled speed-reducing escape device for fire emergency training comprises a stranded wire disc, a rope 1 with one end wound on the stranded wire disc, and a plurality of speed-reducing control devices; each speed-reducing control device is detachably clamped on the rope 1;
each speed reduction control device comprises a left clamp 2 and a right clamp 3; one end of the left clamp 2 close to one end of the right clamp 3 is connected with the right clamp 3 in a matched mode through a bayonet step, the left clamp 2 and the right clamp 3 are fixed through a plurality of bolt nuts 4, specifically, the front side wall and the rear side wall of the left clamp 2 and the right clamp 3 are respectively provided with a flanging, the opposite flanging of the left clamp 2 and the right clamp 3 are fixed through the bolt nuts 4, and the structure is convenient for installation and disassembly between the left clamp 2 and the right clamp 3;
an inward transverse sliding chute 5 is arranged at one end close to the left clamp 2 and the right clamp 3, a first sliding block 6 is arranged in the sliding chute of the left clamp 2, and a second sliding block 7 is arranged in the sliding chute of the right clamp 3; a first carrier plate 8 is arranged at the right end of the first sliding block 6, a second carrier plate 9 is arranged at the left end of the second sliding block 7, and the first carrier plate 8 and the second carrier plate 9 are arranged in parallel at intervals; a first compression roller 10 and two second compression rollers 11 are arranged between the first carrier plate 8 and the second carrier plate 9, one end of a roller shaft of the first compression roller 10 is fixedly connected with the first carrier plate 8, one ends of roller shafts of the two second compression rollers 11 are fixedly connected with the second carrier plate 9, the first compression roller 10 and the two second compression rollers 11 are distributed in an isosceles triangle shape, and the first compression roller 10 is positioned on the right side of the second compression rollers 11; the top ends and the bottom ends of the left clamp 2 and the right clamp 3 are respectively provided with a guide hole for the rope 1 to pass through, and the rope 1 is clamped between a first compression roller 10 and two second compression rollers 11 in the left clamp 2 and the right clamp 3; the guide cylinders 21 are respectively arranged at the positions of the guide holes at the top end and the bottom end of the left clamp 2 and the right clamp 3, so that the guide effect of the rope 1 is enhanced;
the first carrier plate 8 is provided with two compression roller sliding grooves 12, the second carrier plate 9 is provided with one compression roller sliding groove 12, the other end of the roller shaft of the first compression roller 10 is slidably arranged in the compression roller sliding groove 12 of the second carrier plate 9, the other ends of the roller shafts of the two second compression rollers 11 are respectively and correspondingly slidably arranged in the two compression roller sliding grooves 12 of the second carrier plate 9, and the structure can improve the stability of the compression rollers; during installation, after the left clamp 2 and the right clamp 3 are aligned, a roller shaft of a first compression roller 10 on the first carrier plate 8 is clamped into a compression roller sliding groove 12 on the second carrier plate 9, and a roller shaft of a second compression roller 11 on the second carrier plate 9 is clamped into the compression roller sliding groove 12 on the first carrier plate 8;
a first U-shaped frame plate 13 is fixedly arranged at the left end of the left clamp 2, a first square pull plate 14 is arranged in the first U-shaped frame plate 13, and the top end and the bottom end of the first square pull plate 14 are slidably connected with the inner side wall of the first U-shaped frame plate 13; a plurality of first springs 15 are arranged between the left side wall of the first square pull plate 14 and the inner side wall of the left clamp 2, and two ends of each first spring 15 are fixedly connected with the first square pull plate 14 and the left clamp 2 respectively; a first screw rod 16 is arranged between the right side wall of the first square pull plate 14 and the first sliding block 6, the left end of the first screw rod 16 is rotatably connected with the first square pull plate 14, and specifically, a bearing is arranged between the left end of the first screw rod 16 and the first square pull plate 14; the left end of the first sliding block 6 is provided with an internal threaded hole, the right end of the first screw rod 16 penetrates through the left clamp 2 and is in threaded connection with the first sliding block 6, and the first sliding block 6 can be driven to move leftwards by controlling the first square pull plate 14 to compress the first spring 15;
a second U-shaped frame plate 17 is fixedly arranged at the right end of the right clamp 3, a second square-shaped pulling plate 18 is arranged in the second U-shaped frame plate 17, and the top end and the bottom end of the second square-shaped pulling plate 18 are slidably connected with the inner side wall of the second U-shaped frame plate 17; a plurality of second springs 19 are arranged between the right side wall of the second square-shaped pulling plate 18 and the inner side wall of the right clamp 3, and two ends of each second spring 19 are fixedly connected with the second square-shaped pulling plate 18 and the right clamp 3 respectively; a second screw rod 20 is arranged between the left side wall of the second square-shaped pulling plate 18 and the second sliding block 7, the right end of the second screw rod 20 is rotatably connected with the second square-shaped pulling plate 18, and specifically, a bearing is arranged between the right end of the second screw rod 20 and the second square-shaped pulling plate 18; the right end of the second sliding block 7 is provided with an internal threaded hole, the left end of the second screw rod 20 penetrates through the right clamp 3 and is in threaded connection with the second sliding block 7, and the second sliding block 7 can be driven to move rightwards by controlling the second square-shaped pulling plate 18 to compress the second spring 19;
a first rotating ring 22 is fixedly arranged on a first screw rod 16 between the first square-shaped pulling plate 14 and the left clamp 2, a second rotating ring 23 is fixedly arranged on a second screw rod 20 between the second square-shaped pulling plate 18 and the right clamp 3, the first screw rod 16 is convenient to rotate through the first rotating ring 22, so that the first sliding block 6 is controlled to move in a sliding groove of the left clamp 2, and the second screw rod 20 is convenient to rotate through the second rotating ring 23, so that the second sliding block 7 is controlled to move in a sliding groove of the right clamp 3;
the first press roll 10 is controlled to move leftwards and the two second press rolls 11 are controlled to move rightwards, so that the compression space between the first press roll 10 and the second press rolls 11 can be reduced, the rope 1 is squeezed, the friction force between the press rolls and the rope 1 is increased, and the descending speed is controlled.
In this embodiment, the inner side walls of the guiding hole and the guiding cylinder 21 are provided with rubber protective layers (not shown in the figure) to protect the rope 1 and reduce abrasion.
In this embodiment, the top and bottom inner side walls of the first U-shaped frame plate 13 and the second U-shaped frame plate 17 are respectively provided with a guide rail groove 24, the top and bottom ends of the first square-shaped pulling plate 14 and the second square-shaped pulling plate 18 are respectively provided with a guide rail slider 25, and the guide rail slider 25 is in sliding fit with the guide rail groove 24.
In this embodiment, the outer side walls of the first U-shaped frame plate 13, the second U-shaped frame plate 17, the first square-shaped pulling plate 14 and the second square-shaped pulling plate 18 are provided with foam cushions (not shown), which can improve the comfort between the hands of the fast-descending person and the first U-shaped frame plate 13, the second U-shaped frame plate 17, the first square-shaped pulling plate 14 and the second square-shaped pulling plate 18.
The working principle of the embodiment is as follows: according to the technical scheme, the assembled quick-descent escape device for the fire emergency training has the beneficial effects that: when in fire emergency training, the device is used for quick descent and escape; fixing a stranded wire disc indoors, drawing the other end of the rope 1, lowering the rope 1 to the ground, fixing the rope 1 on the stranded wire disc, clamping and installing the speed reduction control device on the rope 1, and carrying out speed reduction on speed reduction personnel through the speed reduction control device; specifically, the left and right clamps 2 and 3 are opened, the rope 1 is clamped between a first pressing roller 10 and a second pressing roller 11 in the left and right clamps 2 and 3, and the left and right clamps 2 and 3 are fixed by using bolt and nuts 4; the first screw rod 16 is rotated through the first rotating ring 22, so that the first slide block 6 is controlled to move in the sliding groove of the left clamp 2, the second screw rod 20 is rotated through the second rotating ring 23, so that the second slide block 7 is controlled to move in the sliding groove of the right clamp 3, and therefore the initial clamping tightness is adjusted; the left hand of the speed-lowering person holds the first U-shaped frame plate 13 and the first square-shaped pulling plate 14, the right hand holds the second U-shaped frame plate 17 and the second square-shaped pulling plate 18, the first square-shaped pulling plate 14 is controlled by fingers to compress the first spring 15, the second square-shaped pulling plate 18 is controlled by fingers to compress the second spring 19, so that the first pressing roller 10 is controlled to move leftwards, the second pressing roller 11 is controlled to move rightwards, the compression space between the first pressing roller 10 and the second pressing roller 11 can be reduced by controlling the first pressing roller 10 to move leftwards and the two second pressing rollers 11 to move rightwards, the rope 1 is extruded, the friction force between the pressing rollers and the rope 1 is increased, and the lowering speed is controlled conveniently; the quick-falling control device can be quickly arranged on the rope 1 to realize quick-falling escape; the plurality of speed drop control devices are convenient to assemble and disassemble, and the training efficiency can be improved.
Claims (6)
1. The utility model provides an emergent training of conflagration is with assembled fast escape device that falls, includes that stranded conductor dish, one end twine rope and a plurality of fast controlling means that fall on the stranded conductor dish, its characterized in that: each speed-reducing control device is detachably clamped on the rope;
each speed reduction control device comprises a left clamp and a right clamp; one ends of the left clamp and the right clamp close to each other are connected in a matched mode through bayonet steps, and the left clamp and the right clamp are fixed through a plurality of bolts and nuts;
an inward transverse sliding chute is arranged at one end close to the left clamp and the right clamp, a first sliding block is arranged in the chute of the left clamp, and a second sliding block is arranged in the chute of the right clamp; a first carrier plate is arranged at the right end of the first sliding block, a second carrier plate is arranged at the left end of the second sliding block, and the first carrier plate and the second carrier plate are arranged in parallel at intervals; a first compression roller and two second compression rollers are arranged between the first carrier plate and the second carrier plate, one end of a roller shaft of the first compression roller is fixedly connected with the first carrier plate, one ends of roller shafts of the two second compression rollers are fixedly connected with the second carrier plate, the first compression roller and the two second compression rollers are distributed in an isosceles triangle shape, and the first compression roller is positioned on the right side of the second compression roller; the top ends and the bottom ends of the left clamp and the right clamp are respectively provided with a guide hole for a rope to pass through, and the rope is clamped between the first compression roller and the two second compression rollers in the left clamp and the right clamp;
the first support plate is provided with two compression roller sliding grooves, the second support plate is provided with a compression roller sliding groove, the other end of a roller shaft of the first compression roller is arranged in the compression roller sliding groove of the second support plate in a sliding mode, and the other ends of the roller shafts of the two second compression rollers are respectively arranged in the two compression roller sliding grooves of the second support plate in a sliding mode;
a first U-shaped frame plate is fixedly arranged at the left end of the left clamp, a first square-shaped pulling plate is arranged in the first U-shaped frame plate, and the top end and the bottom end of the first square-shaped pulling plate are slidably connected with the inner side wall of the first U-shaped frame plate; a plurality of first springs are arranged between the left side wall of the first square-shaped pulling plate and the inner side wall of the left clamp, and two ends of each first spring are fixedly connected with the first square-shaped pulling plate and the left clamp respectively; a first screw rod is arranged between the right side wall of the first square pull plate and the first sliding block, and the left end of the first screw rod is rotatably connected with the first square pull plate; the left end of the first sliding block is provided with an internal threaded hole, and the right end of the first screw rod penetrates through the left clamp and is in threaded connection with the first sliding block;
a second U-shaped frame plate is fixedly arranged at the right end of the right clamp, a second square-shaped pulling plate is arranged in the second U-shaped frame plate, and the top end and the bottom end of the second square-shaped pulling plate are slidably connected with the inner side wall of the second U-shaped frame plate; a plurality of second springs are arranged between the right side wall of the second square-shaped pulling plate and the inner side wall of the right clamp, and two ends of each second spring are fixedly connected with the second square-shaped pulling plate and the right clamp respectively; a second screw rod is arranged between the left side wall of the second square-shaped pulling plate and the second sliding block, and the right end of the second screw rod is rotatably connected with the second square-shaped pulling plate; the right end of the second sliding block is provided with an internal threaded hole, and the left end of the second lead screw penetrates through the right clamp and is in threaded connection with the second sliding block.
2. The assembled quick-falling escape device for fire emergency training as claimed in claim 1, wherein: and the top end and the bottom end of the left clamp and the right clamp are respectively provided with a guide cylinder.
3. The assembled quick-falling escape device for fire emergency training as claimed in claim 1, wherein: and rubber protective layers are arranged on the inner side walls of the guide holes and the guide cylinder.
4. The assembled quick-falling escape device for fire emergency training as claimed in claim 1, wherein: a first rotating ring is fixedly arranged on a first screw rod between the first square-shaped pulling plate and the left clamp, and a second rotating ring is fixedly arranged on a second screw rod between the second square-shaped pulling plate and the right clamp.
5. The assembled quick-falling escape device for fire emergency training as claimed in claim 1, wherein: the top and bottom inside walls of the first U-shaped frame plate and the second U-shaped frame plate are respectively provided with a guide rail groove, the top ends and the bottom ends of the first square-shaped pulling plate and the second square-shaped pulling plate are respectively provided with a guide rail sliding block, and the guide rail sliding blocks are in sliding fit with the guide rail grooves.
6. The assembled quick-falling escape device for fire emergency training as claimed in claim 1, wherein: and foam cushion layers are arranged on the outer side walls of the first U-shaped frame plate, the second U-shaped frame plate, the first square pull plate and the second square pull plate.
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| CN202110040595.3A CN112843509B (en) | 2021-01-13 | 2021-01-13 | Assembled quick-falling escape device for fire emergency training |
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| CN202110040595.3A CN112843509B (en) | 2021-01-13 | 2021-01-13 | Assembled quick-falling escape device for fire emergency training |
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| CN112843509B true CN112843509B (en) | 2021-10-29 |
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| CN107510901A (en) * | 2017-08-23 | 2017-12-26 | 西安科技大学 | A kind of skyscraper emergency escape rescue rate controlling slow descending device and method |
| CN209529933U (en) * | 2018-09-12 | 2019-10-25 | 哈尔滨理工大学 | High-rise life saving prompt drop device |
| CN109621238A (en) * | 2018-12-19 | 2019-04-16 | 孝感定原电子科技有限公司 | A kind of Multifunction altitude prompt drop rope |
| CN211634944U (en) * | 2019-08-27 | 2020-10-09 | 张金华 | Automatic speed reduction and rapid descent device and high-rise fire smoke-avoiding and rapid descent escape system |
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