阅读说明：本技术 一种自动展开消防救生气垫 (Automatic expansion fire-fighting lifesaving air cushion ) 是由 廖金伟 于 2020-08-17 设计创作，主要内容包括：本发明所述的一种自动展开消防救生气垫,包括气垫,所述气垫四角中心对称设置有四组收放模块,以所述气垫左前方所述收放模块为例说明,所述收放模块包括机身,所述机身右侧设置有开口向右的开合腔,所述开合腔下端壁固定设置有电机,所述电机向上动力连接有延伸至所述开合腔上端壁的螺杆轴,本发明提供的是一种自动展开消防救生气垫,从老式的人工消防救生气垫改进成智能化设备,体积变小了,只需一到两人便可轻松操作移动；改掉了传统的充气泵充气改用成蓄电池八强力风扇的组合,让装备更快速的进行开展施救；还增加了自动开展的功能,提高施救的安全性能；用完后还增加了自动回收的功能,节省人力时间,给救助人员一个安全的保障。(The invention relates to an automatic unfolding fire-fighting lifesaving air cushion, which comprises an air cushion, wherein four groups of folding and unfolding modules are symmetrically arranged at the centers of four corners of the air cushion, the folding and unfolding modules are exemplified by the folding and unfolding modules at the left front of the air cushion, each folding and unfolding module comprises a machine body, an opening and closing cavity with a right opening is arranged at the right side of the machine body, a motor is fixedly arranged on the lower end wall of the opening and closing cavity, and the motor is upwards in power connection with a screw shaft extending to the upper end wall of the opening and closing cavity; the traditional inflating pump is changed into a combination of eight strong fans of the storage battery, so that the equipment can be rapidly rescued; the automatic developing function is added, and the safety performance of rescue is improved; after the device is used up, the automatic recovery function is added, the labor time is saved, and a safety guarantee is provided for the rescue personnel.)

1. An automatic fire control lifesaving air cushion that expandes, includes the air cushion, its characterized in that: four groups of folding and unfolding modules are symmetrically arranged at the centers of four corners of the air cushion, the folding and unfolding modules are arranged at the left front of the air cushion for illustration, the folding and unfolding modules comprise a machine body, an opening and closing cavity with a right opening is arranged at the right side of the machine body, a motor is fixedly arranged on the lower end wall of the opening and closing cavity, the motor is upwards in power connection with a screw shaft extending to the upper end wall of the opening and closing cavity, a first belt wheel is fixedly arranged at the lower side of the screw shaft, the screw shaft can drive an opening and closing device positioned at the right side of the screw shaft to move to drive equipment to open and close, a transmission cavity communicated with the opening and closing cavity is arranged below the left side of the opening and closing cavity, a lifting cavity with a left opening is arranged above the transmission cavity, a lifting screw shaft extending up and down is rotatably arranged between the transmission cavity and the lifting cavity, the lifting, the lower end of the lifting screw shaft is fixedly provided with a second belt wheel, the second belt wheel is connected with the first belt wheel through a lifting belt, the second belt wheel can drive the net reeling device positioned in the left front of the reeling and unreeling module to reel and unreel a protective net, vertical first sliding grooves are symmetrically arranged on the front and back end walls of the lifting cavity, the front and back end walls of the lifting cavity are symmetrically provided with vertical second sliding grooves positioned on the right sides of the first sliding grooves, the upper end of each second sliding groove is tangentially connected with a third sliding groove provided with an arc shape, a lifting seat is vertically slidably arranged in the lifting cavity, first sliding pins and second sliding pins which are symmetrically distributed left and right are symmetrically arranged on the front and back end walls of the lifting seat, the first sliding pins can freely slide in the first sliding grooves, and the second sliding pins can freely slide in the second sliding grooves and the third sliding grooves, lift and be provided with first through-hole in the seat, it is provided with the railing that upwards extends to lift a left side rotation, be located in the fuselage the fixed battery that is provided with in motor left side, the fuselage front end wall be provided with be used for right the gas filled fan of aerifing of air cushion, fuselage front end wall downside is provided with and is used for right the mouth that charges that the battery charges, the fuselage front end wall is provided with the switch, every group receive and release in the module the anticlockwise is provided with between the railing the protection network, the left place ahead receive and release in the module scissors fork unit right-hand member among the opening and closing device with the right place ahead receive and release the module left end wall and articulate, every group receive and release the module below and all.

2. An automatically deployable fire rescue air cushion as claimed in claim 1, wherein: the device that opens and shuts includes the two screw directions that the symmetry set up about the screw shaft opens and shuts the screw rod, the symmetry is provided with about on the screw rod that opens and shuts with the piece that opens and shuts of screw rod thread engagement, cut the fork unit and include the deployable mechanism that comprises a plurality of scissors fork, the both ends of every scissors fork are articulated mutually, can rotate relatively to form a plurality of X type structures, two liang of scissors fork middle parts overlap for rotatable coupling, lie in the left side cut the fork and two it is articulated to open and shut the piece, it explains that the scissors fork unit that this equipment adopted is not limited to the shown scissors fork number of piles in the drawing, should get according to actual job requirement and corresponding selection.

3. An automatically deployable fire rescue air cushion as claimed in claim 1, wherein: lifting device includes the lifting screw shaft is located the fixed lifting screw who sets up in the lifting cavity, it is provided with the lifting piece to slide from top to bottom in the lifting cavity, be provided with in the lifting piece link up from top to bottom and with the lifting screw hole of lifting screw meshing, it lies in to lift the piece the fixed lifting ejector pin that is provided with in lifting screw right side, fixed lifting ejector pin upper end wall with lifting seat lower extreme wall butt, it lies in to lift the piece lifting screw left side is provided with the ascending lifting ejector pin chamber of opening, it is provided with unsteady lifting ejector pin to slide from top to bottom in the lifting ejector pin chamber, unsteady lifting ejector pin upper end wall with lifting seat lower extreme wall butt, unsteady lifting ejector pin lower extreme wall with lifting ejector pin chamber lower extreme wall passes through spring coupling.

4. An automatically deployable fire rescue air cushion as claimed in claim 1, wherein: the net rolling device comprises a spline shaft which is arranged on the upper end wall of the transmission cavity in a rotating mode and extends up and down, a spline is fixedly arranged at the upper end of the spline shaft, a third belt wheel is fixedly arranged at the lower end of the spline shaft, the third belt wheel is connected with a net rolling belt between the second belt wheels, a second through hole which extends up and down is formed in the lifting seat, and the lower end of the railing is provided with a spline hole which extends upwards and can be meshed with the spline.

Technical Field

The invention relates to the technical field of fire fighting equipment, in particular to an automatic unfolding fire-fighting lifesaving air cushion.

Background

Among the various disasters, fire is one of the main disasters that threaten public safety and social development most often and most generally. The fire-fighting air cushion plays a vital role in the process of rescuing trapped people in a fire scene, and sometimes the trapped people fall from a higher place, and huge impact force is generated at the moment. Therefore, the air cushion is required to have higher strength to adapt to the generated huge impact path, when rescue workers inflate the air cushion at any time, the time is life, and the time can not waste one minute and one second, so that the air cushion can be quickly filled with air, which is particularly important for rescue work, but the starting of many fire-fighting air cushions on the market needs to find a power supply to connect an inflator pump for inflation, the inflation process is slow, the air cushion cannot be well adapted to the working environment, the rescue speed is influenced, meanwhile, the air is slowly exhausted after the fire-fighting air cushion is used up, and the trouble can be brought during rescue.

Disclosure of Invention

The invention aims to provide an automatic expansion fire-fighting lifesaving air cushion to solve the problems in the prior art.

The invention discloses an automatic unfolding fire-fighting lifesaving air cushion, which comprises an air cushion, wherein four groups of folding and unfolding modules are symmetrically arranged at the centers of four corners of the air cushion, the folding and unfolding modules are taken as an example at the left front part of the air cushion, each folding and unfolding module comprises a machine body, an opening and closing cavity with a right opening is arranged at the right side of the machine body, a motor is fixedly arranged on the lower end wall of the opening and closing cavity, the motor is upwards and dynamically connected with a screw rod shaft extending to the upper end wall of the opening and closing cavity, a first belt wheel is fixedly arranged at the lower side of the screw rod shaft, the screw rod shaft can drive an opening and closing device positioned at the right side of the screw rod shaft to move to drive equipment to open and close, a transmission cavity communicated with the opening and closing cavity is arranged below the left side of the opening and closing cavity, a lifting cavity with a left opening is arranged above the transmission cavity, and a lifting screw, the lifting screw shaft is axially and axially driven to drive a lifting device positioned in the lifting cavity to lift and unfold the handrail, a second belt wheel is fixedly arranged at the lower end of the lifting screw shaft, the second belt wheel is connected with the first belt wheel through a lifting belt, the second belt wheel is driven to drive a net rolling device positioned in the left front of the retraction module to retract and unfold the protective net in the left front, vertical first sliding grooves are symmetrically arranged on the front and back end walls of the lifting cavity, vertical second sliding grooves are symmetrically arranged on the front and back end walls of the lifting cavity and on the right side of the first sliding grooves, an arc-shaped third sliding groove is tangentially connected to the upper end of the second sliding groove, a lifting seat is vertically and slidably arranged in the lifting cavity, first sliding pins and second sliding pins which are symmetrically distributed in a left-right mode are symmetrically arranged on the front and back end walls of the lifting seat and on the front and back end walls of the lifting seat, and the first sliding pins can freely slide in the, the second sliding pin can the second spout with freely slide in the third spout, it is provided with first through-hole to lift the seat, it is provided with the railing that upwards extends to lift a left side rotation, be located in the fuselage the fixed battery that is provided with in motor left side, fuselage front end wall be provided with be used for right the inflatable fan that aerifys of air cushion, fuselage front end wall downside is provided with and is used for right the mouth that charges that the battery charges, fuselage front end wall is provided with the switch, every group receive and release in the module the anticlockwise between the railing is provided with the protection network, left place ahead receive and release in the module scissors fork unit right-hand member and the right place ahead of receiving and releasing in the opening and closing device receive and release the module left end wall and articulate, every group receive and release the module below and all be provided.

Furthermore, the device that opens and shuts includes the two screw directions that the symmetry set up about the screw shaft opens and shuts the screw rod, the symmetry is provided with about on the screw rod that opens and shuts with the piece that opens and shuts that screw thread engaged, the scissors fork formula unit includes the deployable mechanism that comprises a plurality of scissors forks, and the both ends of every scissors fork are articulated mutually, can rotate relatively to form a plurality of X type structures, two liang of scissors fork middle parts overlap for rotatable coupling, lie in the scissors fork of leftmost side and two the piece that opens and shuts is articulated, it should explain that the scissors fork formula unit that this equipment adopted is not limited to the scissors fork number of piles that shows in the drawing, should be according to actual work requirement and corresponding selection.

Further, lifting device includes lifting screw shaft is located the fixed lifting screw who sets up in the lifting cavity, it is provided with the piece of lifting to slide from top to bottom in the lifting cavity, be provided with in the lifting block link up from top to bottom and with lifting screw engaged lifting screw hole, it lies in to lift the piece the fixed ejector pin that lifts that is provided with in lifting screw right side, fixed lifting ejector pin upper end wall with lifting seat lower extreme wall butt, it lies in to lift the piece lifting screw left side is provided with the ascending lifting ejector pin chamber of opening, it is provided with unsteady lifting ejector pin to slide from top to bottom in the lifting ejector pin chamber, unsteady lifting ejector pin upper end wall with lifting seat lower extreme wall butt, unsteady lifting ejector pin lower extreme wall with lifting ejector pin chamber lower extreme wall passes through spring coupling.

Further, the net rolling device comprises a spline shaft which is arranged on the upper end wall of the transmission cavity in a rotating mode and extends up and down, a spline is fixedly arranged at the upper end of the spline shaft, a third belt wheel is fixedly arranged at the lower end of the spline shaft, the third belt wheel is connected with the second belt wheel through a net rolling belt, a second through hole which extends up and down is formed in the lifting seat, and the lower end of the railing is provided with an upwards-extending spline hole which can be meshed with the spline.

The invention has the beneficial effects that: the invention provides an automatic expansion fire-fighting lifesaving air cushion, which is improved from an old-fashioned manual fire-fighting lifesaving air cushion into an intelligent device, has smaller volume and can be easily operated and moved by only one or two persons; the traditional inflating pump is changed into a combination of eight strong fans of the storage battery, so that the equipment can be rapidly rescued; the automatic developing function is added, and the safety performance of rescue is improved; after the device is used up, the automatic recovery function is added, the labor time is saved, and a safety guarantee is provided for the rescue personnel.

Drawings

For ease of illustration, the invention is described in detail by the following specific examples and figures.

FIG. 1 is a schematic view of an automatically deployable fire-fighting rescue air mattress according to the present invention;

FIG. 2 is a schematic structural view of the retraction module shown in the front left of the air mattress of FIG. 1;

FIG. 3 is a schematic view of the structure in the direction "B-B" of FIG. 2;

FIG. 4 is a schematic view of the structure in the direction "C-C" of FIG. 3.

Detailed Description

The invention will now be described in detail with reference to fig. 1-4, for ease of description, the orientations described below will now be defined as follows: the up-down direction described below coincides with the up-down direction of the projection relation of fig. 1 itself.

The invention relates to an automatic unfolding fire-fighting lifesaving air cushion, which is mainly applied to the unfolding process of the fire-fighting air cushion, and the invention is further explained by combining the attached drawings of the invention as follows:

the invention relates to an automatic unfolding fire-fighting lifesaving air cushion, which comprises an air cushion 5, wherein four groups of folding and unfolding modules 1 are symmetrically arranged at the centers of four corners of the air cushion 5, taking the folding and unfolding modules 1 at the left front side of the air cushion 5 as an example for illustration, each folding and unfolding module 1 comprises a machine body 10, an opening and closing cavity 41 with a right opening is arranged at the right side of the machine body 10, a motor 11 is fixedly arranged on the lower end wall of the opening and closing cavity 41, the motor 11 is upwards and dynamically connected with a screw shaft 12 extending to the upper end wall of the opening and closing cavity 41, a first belt pulley 42 is fixedly arranged at the lower side of the screw shaft 12, the screw shaft 12 can drive an opening and closing device 100 positioned at the right side of the screw shaft 12 to move to drive equipment to be opened and closed, a transmission cavity 16 communicated with the opening and closing cavity 41 is arranged below the left side of the opening and closing cavity 41, a lifting cavity 32 with, the lifting screw shaft 17 is driven upwards to drive a lifting device 200 positioned in the lifting cavity 32 to lift and unfold the handrail 28, a second belt wheel 14 is fixedly arranged at the lower end of the lifting screw shaft 17, the second belt wheel 14 is connected with a first belt wheel 2 through a lifting belt 15, the second belt wheel 14 is driven to drive a net rolling device 300 positioned in the left front of the retraction module 1 to retract and release the protective net 2, vertical first sliding grooves 29 are symmetrically arranged on the front and rear end walls of the lifting cavity 32 in the front and rear direction, second sliding grooves 44 positioned on the right sides of the first sliding grooves 29 are symmetrically arranged on the front and rear end walls of the lifting cavity 32 in the front and rear direction, an arc-shaped third sliding groove 30 is tangentially connected to the upper end of each second sliding groove 44, a lifting seat 25 is slidably arranged in the lifting cavity 32 in the up and down direction, first sliding pins 51 and second sliding pins 50 which are symmetrically distributed in the left and right direction are symmetrically arranged on the front and rear end walls of the lifting seat 25 in the front, the first sliding pin 51 can freely slide in the first sliding groove 29, the second sliding pin 50 can freely slide in the second sliding groove 44 and the third sliding groove 30, the lifting seat 25 is internally provided with a first through hole 36, the left side of the lifting seat 25 is rotatably provided with a railing 28 extending upwards, the left side of the motor 11 in the machine body 10 is fixedly provided with a storage battery 13, the front end wall of the machine body 10 is provided with an inflating fan 9 used for inflating the air cushion 5, the lower side of the front end wall of the machine body 10 is provided with a charging port 8 used for charging the storage battery 13, the front end wall of the machine body 10 is provided with a switch 7, the railing 28 in each set of the folding and unfolding modules 1 is anticlockwise provided with the protective net 2, the right end of a scissor type unit 3 in the folding and unfolding device 100 in the left front side of the folding and unfolding module 1 is hinged with the left end wall of the folding and unfolding module 1, and universal wheels 4 are arranged below each group of the retractable modules 1.

Advantageously, the opening and closing device 100 includes a double-axial opening and closing screw rod 45 symmetrically arranged up and down on the screw shaft 12, an opening and closing block 35 threadedly engaged with the opening and closing screw rod 45 is symmetrically arranged up and down on the opening and closing screw rod 45, the scissor type unit 3 includes a deployable mechanism composed of a plurality of scissor forks 38, two ends of each scissor fork 38 are hinged to each other and can rotate relatively, so as to form a plurality of X-shaped structures, the overlapping part of the middle parts of every two scissor forks 38 is rotatably connected, the leftmost scissor fork 38 is hinged to two opening and closing blocks 35, and it should be noted that the scissor type unit 3 adopted by the present device is not limited to the number of layers of scissor forks shown in the drawings and should be selected according to actual working requirements.

Advantageously, the lifting device 200 comprises a lifting screw 31 fixedly arranged with the lifting screw shaft 17 in the lifting chamber 32, the lifting cavity 32 is internally provided with a lifting block 21 in a vertical sliding way, the lifting block 21 is internally provided with a lifting threaded hole 55 which is communicated up and down and meshed with the lifting screw 31, a fixed lifting top rod 37 is fixedly arranged on the lifting block 21 and positioned at the right side of the lifting screw rod 31, the upper end wall of the fixed lifting mandril 37 is abutted against the lower end wall of the lifting seat 25, a lifting mandril cavity 22 with an upward opening is arranged on the lifting block 21 at the left side of the lifting screw 31, a floating lifting mandril 24 is arranged in the lifting mandril cavity 22 in a vertically sliding manner, the upper end wall of the floating lifting mandril 24 is abutted with the lower end wall of the lifting seat 25, the lower end wall of the floating lifting mandril 24 is connected with the lower end wall of the lifting mandril cavity 22 through a spring 23.

Advantageously, the net rolling device 300 includes an upper and lower extending spline shaft 20 rotatably disposed on the upper end wall of the transmission cavity 16, the upper end of the spline shaft is fixedly disposed with a spline 56, the lower end of the spline shaft 20 is fixedly disposed with a third pulley 18, the third pulley 18 is connected with the second pulley 14 by using a net rolling belt 19, the lifting seat 25 is disposed with an upper and lower extending second through hole 26, and the lower end of the balustrade 28 is disposed with an upward extending spline hole 27 capable of engaging with the spline 56.

The fixing and connecting method in this embodiment includes, but is not limited to, bolting, welding, and the like.

The steps of using an automatically deploying fire-fighting rescue air cushion herein will be described in detail with reference to fig. 1 to 4:

before working, the equipment is charged through the charging port 8, and the equipment which is not unfolded is moved to the center of the rescue position according to the requirement.

During operation, the air cushion 5 is inflated by pressing the starting switch 7, the motor 11 drives the screw shaft 12 to rotate, so as to drive the opening and closing screw 45 to rotate, so as to drive the opening and closing block 35 to move oppositely, so as to drive the scissor type unit 3 to unfold, so as to drive the four groups of the retraction module 1 to move away from the symmetrical center of the air cushion 5, the screw shaft 12 rotates and simultaneously drives the first belt pulley 42 to rotate, so as to drive the second belt pulley 14 to rotate, so as to drive the lifting screw shaft 17 to rotate, so as to drive the lifting block 21 to move upwards, so as to drive the lifting seat 25 to move upwards, the second belt pulley 14 rotates and simultaneously drives the third belt pulley 18 to rotate, so as to drive the spline shaft 20 to rotate, so as to drive the railing 28 to rotate and release the protective net 2 wound on the railing 28, when the lifting seat 25 continues to move upward, the spline 56 and the spline hole 27 are disengaged, and at this time, the protective net 2 is completely released, the lifting seat 25 continues to move upward until the first slide pin 51 abuts against the upper end wall of the first slide groove 29 and stops moving the first slide pin 51, at this time, the lifting block 21 continues to move upward, so as to drive the fixed lifting top rod 37 to continue moving upward, and the floating lifting top rod 24 drives the second slide pin 50 to slide into the third slide groove 30 due to the compression of the spring 23 when the lifting seat 25 stops moving upward left and right, so as to drive the lifting seat 25 to rotate counterclockwise, after the second slide pin 50 slides to abut against the upper end wall of the third slide groove 30, the motor 11 stops rotating, the balustrade 28 completely unfolds, so that the laying of the air cushion is completed, after the fire-fighting air cushion is used, the reset switch 7 is pressed to reversely rotate the inflating fan 9 to exhaust the air cushion 5, the motor 11 drives the screw shaft 12 to reversely rotate to recover the equipment, and the laying and the recovery of the fire-fighting air cushion can be completed by repeating the processes.

The invention has the beneficial effects that: the invention provides an automatic expansion fire-fighting lifesaving air cushion, which is improved from an old-fashioned manual fire-fighting lifesaving air cushion into an intelligent device, has smaller volume and can be easily operated and moved by only one or two persons; the traditional inflating pump is changed into a combination of eight strong fans of the storage battery, so that the equipment can be rapidly rescued; the automatic developing function is added, and the safety performance of rescue is improved; after the device is used up, the automatic recovery function is added, the labor time is saved, and a safety guarantee is provided for the rescue personnel.

In the above manner, a person skilled in the art can make various changes depending on the operation mode within the scope of the present invention.