CN117947964A - Adjustable flame-retardant safe flat net - Google Patents
Adjustable flame-retardant safe flat net Download PDFInfo
- Publication number
- CN117947964A CN117947964A CN202410345793.4A CN202410345793A CN117947964A CN 117947964 A CN117947964 A CN 117947964A CN 202410345793 A CN202410345793 A CN 202410345793A CN 117947964 A CN117947964 A CN 117947964A
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- fixing
- frame
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- 239000003063 flame retardant Substances 0.000 title claims abstract description 20
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 title claims abstract description 15
- 230000008878 coupling Effects 0.000 claims abstract description 54
- 238000010168 coupling process Methods 0.000 claims abstract description 54
- 238000005859 coupling reaction Methods 0.000 claims abstract description 54
- 239000000463 material Substances 0.000 claims abstract description 5
- 230000007246 mechanism Effects 0.000 claims description 23
- 230000003139 buffering effect Effects 0.000 claims description 13
- 239000010720 hydraulic oil Substances 0.000 claims description 9
- 230000005484 gravity Effects 0.000 claims description 3
- 239000003921 oil Substances 0.000 claims description 3
- 230000009471 action Effects 0.000 abstract description 10
- 230000003116 impacting effect Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 8
- 230000008569 process Effects 0.000 description 6
- 239000002184 metal Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/32—Safety or protective measures for persons during the construction of buildings
- E04G21/3204—Safety or protective measures for persons during the construction of buildings against falling down
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/92—Protection against other undesired influences or dangers
- E04B1/94—Protection against other undesired influences or dangers against fire
- E04B1/945—Load-supporting structures specially adapted therefor
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/32—Safety or protective measures for persons during the construction of buildings
- E04G21/3261—Safety-nets; Safety mattresses; Arrangements on buildings for connecting safety-lines
- E04G21/3266—Safety nets
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/06—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs
- F16F15/067—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs using only wound springs
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Electromagnetism (AREA)
- Emergency Lowering Means (AREA)
Abstract
The invention relates to the technical field of safety flat screens, and discloses an adjustable flame-retardant safety flat screen. Including the mount, the mount rotates through the pivot to be connected with the swinging arms, swinging arms's mid-mounting has the safety net, the safety net sets up to fire-retardant material, the mount rigid coupling has the spacing of symmetry, swinging arms rigid coupling has the fixed plate of symmetry, the fixed plate with it is adjacent spacing cooperation, the spacing rigid coupling has the arc shell, be provided with arc axle in the arc shell, the arc axle rigid coupling has the limiting plate, the limiting plate is followed adjacently the inner wall of arc shell slides, the limiting plate rigid coupling with it is adjacent the rigid coupling has first elastic component between the arc shell. According to the invention, the swing frame is set to be in an inclined state, and the impact force born by the swing frame is reduced to a certain extent under the action of the elastic force of the two first elastic pieces, so that falling personnel are prevented from being injured after impacting the swing frame.
Description
Technical Field
The invention relates to the technical field of safety flat screens, and discloses an adjustable flame-retardant safety flat screen.
Background
The safety net is a safety structure used for installing high-altitude building construction equipment, and the safety flat net is a net with a protection function for preventing serious accidents caused by falling of people or objects, is woven by high-strength ropes and has great bearing capacity.
When the existing safety flat net is used, the whole frame is generally built through the rigid metal pipe, then the safety flat net is fixed on the frame, when a person falls to the flat net, the falling person can be timely supported by the person, the danger in high-altitude operation is reduced, the existing metal pipe is directly fixed on a building, when the person falls, the person directly collides behind the metal frame, and the falling person is injured after being impacted due to overlarge impact force, so that the safety of the safety flat net is reduced.
Disclosure of Invention
In order to overcome the defects of the existing safety flat net, the invention provides an adjustable flame-retardant safety flat net.
The technical proposal is as follows: the utility model provides an adjustable fire-retardant safety flat net, includes the mount, the mount is connected with the swing frame through the pivot rotation, the mid-mounting of swing frame has the safety net, the safety net sets up to fire-retardant material, the mount rigid coupling has symmetrical spacing, the swing frame rigid coupling has symmetrical fixed plate, the fixed plate with adjacent spacing cooperation, the spacing rigid coupling has the arc shell, the centre of a circle of arc shell and the centre of a circle of pivot on the swing frame are located same straight line, sliding connection has the arc axle in the arc shell, the arc axle pass through the mounting panel with swing frame rigid coupling, the arc axle rigid coupling has the limiting plate, the limiting plate is followed adjacently the inner wall slip of arc shell, one side that the arc shell kept away from the mount is provided with the spout, one side sliding connection of limiting plate kept away from in the spout of adjacent arc shell, the rigid coupling has first elastic component between limiting plate and the adjacent arc shell, first elastic component is used for buffering the impact of swing frame to the human body, one side that the arc shell kept away from the arc is provided with the arc subassembly.
The anti-rebound assembly comprises a first fixing seat fixedly connected to one side of the arc-shaped shell, away from the fixing frame, a sliding rod is connected to the first fixing seat through a spline, a pull ring is arranged at one end of the sliding rod, away from the arc-shaped shell, of the sliding rod, a limiting block is fixedly connected to the sliding rod, the limiting block is in limiting fit with the limiting plate, the limiting block is arranged to be wedge-shaped, and a second elastic piece is fixedly connected between the first fixing seat and the limiting block.
Still further, the spacing is set up to be level form, and the symmetry first elastic component elasticity is greater than the gravity of swing frame and its upper part, makes the swing frame with the contained angle between the spacing is 15.
Still further, the limiting plate is kept away from one side of mount is provided with the wedge, wedge on the limiting plate is located adjacent the spout of arc shell slides.
Still further still, still including buffering coupling mechanism, buffering coupling mechanism set up in the swing frame with between the safety net, buffering coupling mechanism is used for buffering the atress of safety net, buffering coupling mechanism is including circumference equidistant distributed's coupling shell, circumference equidistant distributed the coupling shell all inlay in the swing frame, sliding connection has the sliding column in the coupling shell, the one end rigid coupling of sliding column has the fixed column, the fixed column is located adjacently in the coupling shell, annotate in the coupling shell and have hydraulic oil, the fixed column with be adjacent rigid coupling has the third elastic component between the coupling shell, the third elastic component is used for driving the sliding column with the fixed column resets, the other end rigid coupling of sliding column has the connecting block, the connecting block is kept away from one side rigid coupling of fixed column has the fixed axle, the fixed axle is provided with coupling assembling, coupling assembling with the safety net is connected, the fixed axle is provided with to adjacent spacing subassembly of connecting block.
Still further, the connection housing is provided in a frustum shape, and the connection housing has a diameter larger than that of the adjacent fixing column for increasing the resistance when the fixing column moves downward.
Still further, coupling assembling is including the dead lever, the dead lever rotates to be connected in adjacent the fixed axle, the central axis of fixed axle with be adjacent the central axis coincidence of dead lever, the both ends of dead lever are the rigid coupling respectively has the rotation shell, rotate the shell with be adjacent the rigid coupling has the torsional spring between the fixed axle, it has the connecting piece to rotate the shell rigid coupling, the couple is installed to the connecting piece, the couple cover is located the connecting hole of safety net.
Still further, the connecting piece sets up to bow-shaped shell fragment, the elasticity of connecting piece is less than the elasticity of first elastic component, the connecting piece is used for buffering the impact force that the safety net received.
Still further, spacing subassembly is including the arc telescopic link of symmetry, the symmetry the equal rigid coupling of arc telescopic link is adjacent on the center axis of fixed axle, the centre of a circle of arc telescopic link is located adjacently the center axis of fixed axle, the flexible end of arc telescopic link with it is adjacent rotate the shell and pass through the mounting panel rigid coupling, the swing frame has the spacing telescopic link of symmetry through the mounting panel rigid coupling, the connecting block is kept away from one side of safety net is provided with the blind hole of symmetry, the telescopic link of spacing telescopic link with the adjacent blind hole spacing cooperation of connecting block, spacing telescopic link and adjacent rigid coupling and intercommunication have oil guide pipe between the arc telescopic link, arc telescopic link and adjacent spacing telescopic link all annotate hydraulic oil.
Still further, still including coupling mechanism, coupling mechanism set up in the mount is kept away from one side of swinging arms, coupling mechanism is used for increasing the joint strength of mount, coupling mechanism is including symmetrical backup pad, the mount is kept away from one side of swinging arms is provided with symmetrical spout, the symmetry the backup pad sliding connection respectively in the adjacent spout of mount, the symmetry common sliding connection has the connecting plate between the backup pad, the connecting plate pass through the mounting panel with the mount rigid coupling, the both sides of connecting plate all are provided with equidistant first through-hole, the middle part of connecting plate is provided with equidistant second through-hole, the backup pad is close to one side rigid coupling of safety net has the second fixing base, second fixing base threaded connection has the gag lever post, the gag lever post with adjacent backup pad sliding connection, the gag lever post with the spacing cooperation of first through-hole of connecting plate.
According to the invention, the swing frame is set to be in an inclined state, and under the action of the elasticity of the two first elastic pieces, the impact force born by the swing frame is reduced to a certain extent, so that falling personnel are prevented from being injured after impacting the swing frame; according to the invention, the adjacent limiting plates are limited by the limiting blocks, so that the first elastic piece is always in a compressed state, and the phenomenon that the swing frame swings upwards to rebound under the elastic action of the first elastic piece to cause impact on falling personnel is avoided; after the personnel fall down to the safety net, the invention utilizes the elasticity of the connecting piece and the torsion spring to buffer the downward impact of the falling personnel, so as to avoid the danger caused by the breakage of the safety net due to the overlarge impact force of the falling personnel on the safety net; through the cooperation of the fixed column and the adjacent connecting shell, the fixed column and the adjacent sliding column do deceleration movement with gradually increased acceleration, so that the safety net is prevented from stopping moving instantly when moving downwards, the falling personnel are prevented from being injured due to impact force, and meanwhile, the safety net is prevented from being damaged by holes due to overlarge impact force; the invention further improves the application range of the safety flat net and the connection strength of the fixing frame by adjusting the positions of the two supporting plates before installation.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic diagram of the three-dimensional structure of the limiting frame, the arc-shaped shell and other parts of the invention;
FIG. 3 is a cross-sectional view of a stop block and arcuate shell of the present invention;
FIG. 4 is a schematic diagram of the three-dimensional structure of the limiting plate, the limiting block and other parts of the invention;
FIG. 5 is a schematic perspective view of the swing frame and the connecting shell of the present invention;
FIG. 6 is a cross-sectional view of a swing frame of the present invention;
FIG. 7 is a cross-sectional view of the coupling housing of the present invention;
FIG. 8 is a cross-sectional view of the connection housing, connection block and swivel housing of the present invention;
FIG. 9 is a schematic perspective view of the support plate and the connection plate of the present invention;
Fig. 10 is a cross-sectional view of the support plate of the present invention.
Reference numerals in the figures: 1. the device comprises a fixing frame, 2, a swinging frame, 3, a safety net, 4, a limiting frame, 5, a fixing plate, 6, an arc-shaped shell, 7, an arc-shaped shaft, 8, a limiting plate, 9, a first elastic piece, 10, a first fixing seat, 11, a sliding rod, 12, a limiting block, 13, a second elastic piece, 14, a connecting shell, 15, a sliding column, 16, a fixing column, 17, a third elastic piece, 18, a connecting block, 19, a fixing shaft, 20, a fixing rod, 21, a rotating shell, 22, a torsion spring, 23, a connecting piece, 24, a hook, 25, an arc-shaped telescopic rod, 26, a limiting telescopic rod, 27, a supporting plate, 28, a connecting plate, 29, a second fixing seat, 30 and a limiting rod.
Detailed Description
The above-described aspects are further described below in conjunction with specific embodiments. It should be understood that these examples are illustrative of the present application and are not intended to limit the scope of the present application. The implementation conditions used in the examples may be further adjusted according to the conditions of the specific manufacturer, and the implementation conditions not specified are generally those in routine experiments. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Example 1: an adjustable flame-retardant safety flat net, as shown in figures 1-4, comprises a fixed frame 1, wherein the fixed frame 1 is rotationally connected with a swinging frame 2 through a rotating shaft, the swinging frame 2 is provided with a metal square frame, the swinging frame 2 is wrapped with a protective sponge, the middle part of the swinging frame 2 is provided with a safety net 3, the safety net 3 is made of flame-retardant materials, open fire can not be generated when the safety net 3 contacts a fire source, the safety of the safety net 3 in the use process is ensured, the fixed frame 1 is fixedly connected with two symmetrical limiting frames 4, the swinging frame 2 is fixedly connected with two symmetrical fixed plates 5, the fixed plates 5 are in limiting fit with the adjacent limiting frames 4 and are used for limiting the swinging frame 2, the swinging frame 2 stops after swinging to a horizontal state, the limiting frames 4 are fixedly connected with arc-shaped shells 6, the circle centers of the arc-shaped shells 6 and the circle centers of the rotating shafts on the swinging frame 2 are positioned on the same straight line, the arc-shaped shell 6 is internally and slidably connected with an arc-shaped shaft 7, the arc-shaped shaft 7 is fixedly connected with the swinging frame 2 through a mounting plate, the arc-shaped shaft 7 is fixedly connected with a limiting plate 8, when the swinging frame 2 swings downwards under the action of external force, the swinging frame 2 drives the two arc-shaped shafts 7 to respectively move along the adjacent arc-shaped shells 6, the arc-shaped shaft 7 simultaneously drives the limiting plates 8 on the two arc-shaped shafts to synchronously move, the limiting plates 8 slide along the inner walls of the adjacent arc-shaped shells 6, the lower sides of the arc-shaped shells 6 are provided with sliding grooves, the lower sides of the limiting plates 8 slide in the sliding grooves of the adjacent arc-shaped shells 6, the lower sides of the limiting plates 8 are provided with wedge blocks, the wedge blocks on the limiting plates 8 slide in the sliding grooves of the adjacent arc-shaped shells 6, when the limiting plates 8 drive the limiting plates 8 on the limiting plates 8 to slide to the left side along the sliding grooves of the adjacent arc-shaped shells 6, a first elastic piece 9 is fixedly connected between the limiting plates 8 and the adjacent arc-shaped shells 6, the first elastic component 9 sets up to the spring, and adjacent arc axle 7 is located to first elastic component 9 cover, and first elastic component 9 is used for buffering swing frame 2to human impact, and the injury when preventing personnel to fall on the swing frame 2, and spacing 4 sets up to the level form, and the elasticity of two first elastic components 9 is greater than the gravity of swing frame 2 and part on it, utilizes the elasticity of two first elastic components 9, supports swing frame 2 tilt up, makes the contained angle between swing frame 2 and the spacing 4 be 15, and the downside of arc shell 6 is provided with and prevents the resilience subassembly.
As shown in fig. 3 and 4, the rebound prevention assembly comprises a first fixing seat 10, the first fixing seat 10 is fixedly connected to the lower side of the arc-shaped shell 6, a sliding rod 11 is in spline connection with the first fixing seat 10, a pull ring is arranged at the lower end of the sliding rod 11, the sliding rod 11 is convenient to pull and move downwards, a limiting block 12 is fixedly connected to the sliding rod 11, the limiting block 12 is in limiting fit with an adjacent limiting plate 8, the limiting block 12 limits the adjacent limiting plate 8, the rebound of a first elastic piece 9 is avoided, the safety of the safety flat net is improved, the limiting block 12 is set to be wedge-shaped, a second elastic piece 13 is fixedly connected between the first fixing seat 10 and the limiting block 12, the second elastic piece 13 is set to be a spring, the second elastic piece 13 is sleeved on the adjacent sliding rod 11, and the second elastic piece 13 is positioned on the upper side of the adjacent first fixing seat 10.
When the safety flat net device is used, the fixing frame 1 is fixedly connected to a building, under the elastic action of the two first elastic pieces 9, the swing frame 2 is in an inclined placing state, when a person falls on the safety net 3, the safety net 3 drives the swing frame 2 to swing downwards until the fixing plate 5 is in extrusion contact with the adjacent limiting frame 4, the swing frame 2 swings to a horizontal state, the swing frame 2 drives the arc-shaped shaft 7 to move through the mounting plate in the swinging process of the swing frame 2, the arc-shaped shaft 7 moves along the adjacent arc-shaped shell 6, the arc-shaped shaft 7 drives the limiting plate 8 fixedly connected to the arc-shaped shaft to move, the limiting plate 8 slides along the sliding grooves of the adjacent arc-shaped shells 6, the limiting plate 8 extrudes the adjacent first elastic pieces 9, under the elastic action of the two first elastic pieces 9, the impact force of the swing frame 2 swings downwards is buffered, so that the impact force born by the swing frame 2 is reduced to a certain extent, and meanwhile, the impact force of the swing frame 2 on the person falling on the human body is reduced, and the person is prevented from being bumped after the swing frame 2.
In the sliding process of the limiting plates 8 along the sliding grooves of the adjacent arc-shaped shells 6, when the lower sides of the limiting plates 8 extrude the adjacent limiting blocks 12, the limiting blocks 12 move downwards after being extruded, the limiting blocks 12 drive the adjacent sliding rods 11 to move downwards along the adjacent first fixing seats 10, the second elastic pieces 13 are compressed, after the swinging frame 2 swings to a horizontal state, the limiting blocks 12 lose contact with the adjacent limiting plates 8, at the moment, under the elastic action of the second elastic pieces 13, the limiting blocks 12 and the adjacent sliding rods 11 reset, the limiting blocks 12 limit the adjacent limiting plates 8, the first elastic pieces 9 are always in a compressed state, the phenomenon that the swinging frame 2 swings upwards to rebound under the elastic action of the first elastic pieces 9, so that the swinging frame 2 impacts a falling person, after the falling person is rescued from the safety net 3, the rescuer pulls the sliding rods 11 on two sides simultaneously, the sliding rods 11 drive the upper limiting blocks 12 to move downwards, the second elastic pieces 13 are compressed, and under the elastic action of the elastic pieces 9, after the elastic pieces 12 lose contact with the adjacent limiting plates 8, the elastic pieces 9 reset to the adjacent limiting plates 8, the first elastic pieces 9 reset to the adjacent limiting plates 8 through the elastic pieces 8, the elastic pieces and the adjacent limiting plates 7 reset to the adjacent limiting plates 7, and the reset to the adjacent limiting plates 4, and the reset to the reset plates 4 are reset to the arc-shaped plates, and the reset plates are completed.
Example 2: on the basis of the embodiment 1, as shown in fig. 5-8, the device further comprises a buffer connection mechanism, the buffer connection mechanism is arranged between the swinging frame 2 and the safety net 3, the buffer connection mechanism is used for buffering the stress of the safety net 3, the buffer connection mechanism comprises connection shells 14 which are distributed at equal intervals in the circumferential direction, the connection shells 14 which are distributed at equal intervals in the circumferential direction are embedded in the swinging frame 2, sliding columns 15 are connected in the connection shells 14 in a sliding manner, the sliding columns 15 are in sealing fit with the adjacent connection shells 14, the upper ends of the sliding columns 15 are fixedly connected with fixed columns 16, the fixed columns 16 are positioned in the adjacent connection shells 14, the connection shells 14 are arranged in a frustum shape, the diameters of the connection shells 14 are gradually reduced from top to bottom, the diameters of the connection shells 14 are larger than those of the adjacent fixed columns 16, when the fixed columns 16 move downwards, the gaps between the fixed columns 16 and the adjacent connection shells 14 are gradually reduced, the connecting device is used for increasing the resistance when the fixed column 16 moves downwards, hydraulic oil is filled in the connecting shell 14, when the fixed column 16 moves downwards, the hydraulic oil flows along the gap between the fixed column 16 and the adjacent connecting shell 14, the resistance to the downward movement of the fixed column 16 can be gradually increased along with the gradual decrease of the gap between the fixed column 16 and the adjacent connecting shell 14, a third elastic piece 17 is fixedly connected between the fixed column 16 and the adjacent connecting shell 14, the third elastic piece 17 is set as a tension spring and used for assisting the reset of the fixed column 16, a connecting block 18 is fixedly connected to the lower end of the sliding column 15, a fixed shaft 19 is fixedly connected to the lower side of the connecting block 18, the fixed shaft 19 is provided with a connecting component, the connecting component is connected with the safety net 3, and the fixed shaft 19 is provided with a limiting component for limiting the adjacent connecting block 18.
As shown in fig. 7 and 8, the connecting assembly comprises a fixing rod 20, the fixing rod 20 is rotationally connected to an adjacent fixing shaft 19, the central axis of the fixing shaft 19 coincides with the central axis of the adjacent fixing rod 20, two ends of the fixing rod 20 are fixedly connected with a rotating shell 21 respectively, the rotating shell 21 and the fixing rod 20 are both made of rigid materials, strong loading capacity is achieved, a torsion spring 22 is fixedly connected between the rotating shell 21 and the adjacent fixing shaft 19, a connecting piece 23 is fixedly connected with the rotating shell 21, the connecting piece 23 is provided with an arc-shaped elastic piece, the elastic force of the connecting piece 23 is smaller than that of the first elastic piece 9, the safety net 3 is enabled to be flat in the middle of the swinging frame 2 through the connecting piece 23 which is circumferentially arranged, the connecting piece 23 is used for buffering the impact force received by the safety net 3, the impact force received by the safety net 3 is prevented from being overlarge and breaking, the connecting piece 23 is provided with a hook 24, the hook 24 is sleeved in a connecting hole of the safety net 3, and the safety net 3 is further convenient to replace through the hook 24.
As shown in fig. 8, spacing subassembly is including two arc telescopic links 25 of symmetry, two arc telescopic links 25 all support in adjacent fixed axle 19 through the mounting panel rigid coupling, the centre of a circle of arc telescopic link 25 is located adjacent fixed axle 19's central axis, the telescopic link of arc telescopic link 25 passes through the mounting panel rigid coupling with adjacent rotation shell 21, when rotation shell 21 rotates, rotation shell 21 passes through the telescopic link synchronous motion of mounting panel drive adjacent arc telescopic link 25, spacing telescopic link 26 and arc telescopic link 25 are current hydraulic stem, the inner structure of both does not show in the drawing, swing frame 2 has the spacing telescopic link 26 of symmetry through the mounting panel rigid coupling, the mounting panel is used for supporting the telescopic link of adjacent spacing telescopic link 26, prevent the telescopic link of spacing telescopic link 26 to warp, the outside of connecting block 18 is provided with two blind holes of symmetry, the telescopic link of spacing telescopic link 26 and the adjacent blind hole spacing cooperation of connecting block 18, the telescopic link 26 carries out spacing to adjacent connecting block 18, make connecting piece 23 swing to appointed angle after, the post 16 on it moves down again, spacing telescopic link 26 and the telescopic link has the telescopic link 26 to follow, the telescopic link of adjacent telescopic link 26 and the telescopic link of adjacent telescopic link 26 when the telescopic link has the telescopic link to the adjacent telescopic link of 26, the telescopic link of 26 is all connected to the telescopic link of the telescopic link 26.
After a person falls onto the safety net 3, in the process of swinging the swinging frame 2 to a horizontal state, the falling person impacts the safety net 3 downwards, the safety net 3 drives the adjacent connecting pieces 23 to bend inwards through the hooks 24, all the connecting pieces 23 buffer the safety net 3 through self-deformation elastic force, in the process of bending inwards the connecting pieces 23, the connecting pieces 23 drive the adjacent rotating shells 21 to rotate along the adjacent fixed rods 20, the fixed rods 20 and the adjacent fixed shafts 19 rotate relatively, the torsion springs 22 are screwed later, in the process of swinging the swinging frame 2 downwards, after the swinging frame 2 swings to the horizontal state, due to inertia of a human body, the falling person continuously impacts the safety net 3 downwards, then the connecting pieces 23 overturn to the lower side, meanwhile, the rotating shells 21 continue to rotate along with the adjacent connecting pieces 23, the torsion springs 22 continue to be screwed, and meanwhile, the connecting pieces 23 are straightened after being subjected to elastic force of the connecting pieces 23 and the torsion springs 22, so that the downward impact force of the person is buffered, and the falling person is prevented from being impacted on the safety net 3, and the danger of falling person is avoided.
At the pivoted in-process of shell 21 rotates, shell 21 drives the flexible end of arc telescopic link 25 inwards shrink through the mounting panel, this moment hydraulic oil in the arc telescopic link 25 flows into in the adjacent spacing telescopic link 26 through leading oil pipe, the telescopic link of spacing telescopic link 26 inwards contracts, the telescopic link of spacing telescopic link 26 slides along the blind hole of adjacent connecting block 18, after the blind hole of telescopic link and adjacent connecting block 18 of spacing telescopic link 26 loses the cooperation, under the impact force effect of falling personnel, fixed axle 19 passes through connecting block 18 and drives adjacent sliding column 15 and slide downwards, sliding column 15 drives the fixed column 16 on it and slides downwards, simultaneously third elastic component 17 is stretched, in the in-process that fixed column 16 moved downwards, fixed column 16 can extrude the hydraulic oil that is located its downside, along with fixed column 16 moves downwards, the clearance between fixed column 16 and the adjacent connecting shell 14 upwards flows, when fixed column 16 moves downwards, the clearance between fixed column 16 and the adjacent connecting shell 14 can reduce gradually, the resistance that hydraulic oil flows in the connecting shell 14 has been increased, make fixed column 16 and adjacent sliding column 15 drive down and slide down by the impact force of moving down, simultaneously, prevent that the net from damaging when the moving down the fixed column 15 is difficult to fall down by the small, and the moment, and the impact force of the safety vent is avoided moving down by the adjacent sliding column 15 is greatly to the net 3 when the moving down, and the safety vent 15 is avoided moving down, and the impact force is greatly reduced, and the safety vent is avoided down, and the impact force is prevented from moving down by the adjacent to the moving down.
When a person is rescued, under the action of the pulling force of the third elastic piece 17, the sliding column 15 and the parts on the sliding column move upwards, the rescue person needs to re-limit the telescopic rod of the limiting telescopic rod 26 and the blind holes of the adjacent connecting blocks 18, and meanwhile, the safety net 3, the rotating shell 21 and the connecting pieces 23 are reset, when the safety net 3 needs to be replaced, the safety net 3 only needs to be sequentially taken down from the hooks 24, a new safety net 3 is re-hung on the hooks 24, when the new safety net 3 is installed, the swinging connecting pieces 23 deform, the hooks 24 are close to the safety net 3, the new safety net 3 is convenient to install, and after the safety net 3 is replaced, the safety net 3 is flattened to a state as shown in fig. 1 under the elastic force of all the connecting pieces 23.
Example 3: on the basis of embodiment 2, as shown in fig. 9 and 10, the device further comprises a connecting mechanism, the connecting mechanism is arranged at the left side of the fixing frame 1 and used for increasing the connecting strength of the fixing frame 1, the connecting mechanism comprises two symmetrical supporting plates 27, round holes for connection are arranged on the supporting plates 27, bolts are inserted into the round holes of the supporting plates 27 and anchored on a building, then the supporting plates 27 are fixed on the building, two symmetrical sliding grooves are arranged at the left side of the fixing frame 1, the two supporting plates 27 are respectively and slidably connected in the adjacent sliding grooves of the fixing frame 1, the supporting plates 27 can only slide back and forth along the sliding grooves of the fixing frame 1, a connecting plate 28 is slidably connected between the two supporting plates 27, the connecting plate 28 passes through mounting panel and mount 1 rigid coupling, the both sides of connecting plate 28 all are provided with equidistant five first through-holes, the middle part of connecting plate 28 is provided with equidistant nine second through-holes, through inserting the second through-hole of connecting plate 28 with the bolt, then anchor the bolt on the building, increase the joint strength between mount 1 and the building, the right side rigid coupling of backup pad 27 has second fixing base 29, second fixing base 29 threaded connection has gag lever post 30, gag lever post 30 and adjacent backup pad 27 sliding connection, gag lever post 30 and the spacing cooperation of the first through-hole of connecting plate 28, through the spacing effect of gag lever post 30, make connecting plate 2 and two backup pads 27 connect, guarantee that the distance between two backup pads 27 is unchangeable.
When installing mount 1 on the building, the installer at first needs the distance between two backup pads 27 to adapt to the change of different mounted position, two backup pads 27 slide along the spout of mount 1, after the position adjustment of two backup pads 27 finishes, the staff rotates gag lever post 30 in proper order, gag lever post 30 rotates along adjacent second fixing base 29, gag lever post 30 removes and inserts in the first through-hole of connecting plate 28 to the left this moment, connecting plate 28 and backup pad 27 are in fixed state this moment, the installer needs to fix mount 1 on the building after, still need anchor backup pad 27 on the building through the bolt, still need pass the second through-hole of connecting plate 28 and anchor on the building with the bolt simultaneously, and then improved the application scope of this safe flat net and still improved the joint strength of mount 1 simultaneously.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present invention, and although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present invention.
Claims (9)
1. The utility model provides an adjustable fire-retardant safety flat screen, its characterized in that, including mount (1), mount (1) are rotated through the pivot and are connected with swing frame (2), mid-mounting of swing frame (2) has safety net (3), safety net (3) set up to fire-retardant material, mount (1) rigid coupling has symmetrical spacing (4), swing frame (2) rigid coupling has symmetrical fixed plate (5), fixed plate (5) with adjacent spacing (4) spacing cooperation, spacing (4) rigid coupling has arc shell (6), the centre of a circle of arc shell (6) with the centre of a circle of pivot on swing frame (2) is located same straight line, arc axle (7) is connected with in sliding in arc shell (6), arc axle (7) pass through the mounting panel with swing frame (2) rigid coupling, arc axle (7) rigid coupling has limiting plate (8), limiting plate (8) are followed adjacently the inner wall of arc shell (6) slides, one side that arc shell (6) kept away from mount (1) is provided with the spout, one side that limiting plate (8) kept away from mount (1) sliding connection in adjacent in the spout of arc shell (6), limiting plate (8) and adjacent rigid coupling has first elastic component (9) between arc shell (6), the first elastic piece (9) is used for buffering the impact of the swing frame (2) on a human body, and an anti-rebound component is arranged on one side of the arc-shaped shell (6) away from the fixed frame (1);
The anti-rebound assembly comprises a first fixing seat (10), wherein the first fixing seat (10) is fixedly connected with the arc-shaped shell (6) and is far away from one side of the fixing frame (1), a sliding rod (11) is connected with the first fixing seat (10) through a spline, the sliding rod (11) is far away from the adjacent arc-shaped shell (6), a pull ring is arranged at one end of the sliding rod (11), a limiting block (12) is fixedly connected with the sliding rod (11), the limiting block (12) is in limiting fit with the adjacent limiting plate (8), the limiting block (12) is in a wedge shape, and a second elastic piece (13) is fixedly connected between the first fixing seat (10) and the limiting block (12).
2. An adjustable flame retardant safety flat screen according to claim 1, wherein the limit frame (4) is arranged horizontally, and the elastic force of the symmetrical first elastic member (9) is larger than the gravity of the swing frame (2) and the upper parts thereof, so that the included angle between the swing frame (2) and the limit frame (4) is 15 °.
3. An adjustable flame-retardant safety flat net according to claim 1, wherein a wedge block is arranged on one side of the limiting plate (8) far away from the fixing frame (1), and the wedge block on the limiting plate (8) slides in a chute adjacent to the arc-shaped shell (6).
4. The adjustable flame-retardant safety flat net according to claim 1, further comprising a buffer connection mechanism, wherein the buffer connection mechanism is arranged between the swinging frame (2) and the safety net (3), the buffer connection mechanism is used for buffering the stress of the safety net (3), the buffer connection mechanism comprises connection shells (14) distributed at equal intervals in the circumferential direction, the connection shells (14) distributed at equal intervals in the circumferential direction are embedded in the swinging frame (2), sliding columns (15) are connected in the connection shells (14) in a sliding manner, one ends of the sliding columns (15) are fixedly connected with fixing columns (16), the fixing columns (16) are positioned in the adjacent connection shells (14), hydraulic oil is injected into the connection shells (14), a third elastic piece (17) is fixedly connected between each fixing column (16) and the adjacent connection shell (14), the third elastic piece (17) is used for driving the sliding columns (15) and the fixing columns (16) to reset, one ends of the sliding columns (15) are fixedly connected with fixing columns (18), the other ends of the sliding columns (15) are fixedly connected with a connecting block (19), one side of the connecting block (19) is fixedly connected with a fixing shaft (19), the fixed shaft (19) is provided with a limiting component for limiting adjacent connecting blocks (18).
5. An adjustable flame retardant safety flat screen as claimed in claim 4, wherein said connection housing (14) is provided in a frustum shape, said connection housing (14) having a larger diameter than the adjacent said fixed post (16) for increasing the resistance of said fixed post (16) to downward movement.
6. The adjustable flame-retardant safety flat net according to claim 4, wherein the connecting assembly comprises a fixing rod (20), the fixing rod (20) is rotationally connected to the adjacent fixing shaft (19), the central axis of the fixing shaft (19) coincides with the central axis of the adjacent fixing rod (20), two ends of the fixing rod (20) are fixedly connected with rotating shells (21) respectively, torsion springs (22) are fixedly connected between the rotating shells (21) and the adjacent fixing shaft (19), connecting pieces (23) are fixedly connected with the rotating shells (21), hooks (24) are mounted on the connecting pieces (23), and the hooks (24) are sleeved in connecting holes of the safety net (3).
7. An adjustable flame retardant safety flat screen according to claim 6, wherein the connecting piece (23) is provided as an arcuate spring, the elastic force of the connecting piece (23) is smaller than the elastic force of the first elastic piece (9), and the connecting piece (23) is used for buffering the impact force received by the safety screen (3).
8. The adjustable flame-retardant safety flat net according to claim 6, wherein the limiting component comprises symmetrical arc telescopic rods (25), the symmetrical arc telescopic rods (25) are fixedly connected to adjacent fixed shafts (19), the circle centers of the arc telescopic rods (25) are located on the central axes of the adjacent fixed shafts (19), the telescopic ends of the arc telescopic rods (25) are fixedly connected with adjacent rotating shells (21) through mounting plates, the swinging frames (2) are fixedly connected with symmetrical limiting telescopic rods (26) through the mounting plates, symmetrical blind holes are formed in one sides, far away from the safety net (3), of the connecting blocks (18), the telescopic rods of the limiting telescopic rods (26) are in limiting fit with the adjacent blind holes of the connecting blocks (18), oil guiding pipes are fixedly connected and communicated between the limiting telescopic rods (26) and the adjacent arc telescopic rods (25), and hydraulic oil is filled in the adjacent limiting telescopic rods (26).
9. The adjustable flame-retardant safety flat net according to claim 1, further comprising a connecting mechanism, wherein the connecting mechanism is arranged on one side of the fixing frame (1) away from the swinging frame (2), the connecting mechanism is used for increasing the connecting strength of the fixing frame (1), the connecting mechanism comprises a symmetrical supporting plate (27), one side of the fixing frame (1) away from the swinging frame (2) is provided with symmetrical sliding grooves, the symmetrical supporting plate (27) is respectively connected in the adjacent sliding grooves of the fixing frame (1) in a sliding manner, a connecting plate (28) is connected between the symmetrical supporting plates (27) in a sliding manner, the connecting plate (28) is fixedly connected with the fixing frame (1) through a mounting plate, equidistant first through holes are formed in two sides of the connecting plate (28), equidistant second through holes are formed in the middle of the connecting plate (28), one side of the supporting plate (27) close to the swinging frame (3) is fixedly connected with a second fixing seat (29), a limiting rod (30) is connected with one side of the supporting plate (27) close to the adjacent limiting rod (30), and the limiting rod (30) is matched with the limiting rod (30) in a sliding manner.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202410345793.4A CN117947964B (en) | 2024-03-26 | 2024-03-26 | Adjustable flame-retardant safe flat net |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202410345793.4A CN117947964B (en) | 2024-03-26 | 2024-03-26 | Adjustable flame-retardant safe flat net |
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| CN117947964B CN117947964B (en) | 2024-05-31 |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN218029150U (en) * | 2022-07-22 | 2022-12-13 | 山东滨州安惠绳网集团有限责任公司 | Safe plain net convenient to it is fixed |
| CN115512882A (en) * | 2022-11-03 | 2022-12-23 | 王震 | High-flame-retardant high-temperature-resistant power cable |
| CN219794756U (en) * | 2023-05-30 | 2023-10-03 | 山东惠民冠宏工贸有限公司 | Dense-mesh flame-retardant safety net |
| CN220539276U (en) * | 2023-07-13 | 2024-02-27 | 李昊阳 | Construction safety flat net hanging device |
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- 2024-03-26 CN CN202410345793.4A patent/CN117947964B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN218029150U (en) * | 2022-07-22 | 2022-12-13 | 山东滨州安惠绳网集团有限责任公司 | Safe plain net convenient to it is fixed |
| CN115512882A (en) * | 2022-11-03 | 2022-12-23 | 王震 | High-flame-retardant high-temperature-resistant power cable |
| CN219794756U (en) * | 2023-05-30 | 2023-10-03 | 山东惠民冠宏工贸有限公司 | Dense-mesh flame-retardant safety net |
| CN220539276U (en) * | 2023-07-13 | 2024-02-27 | 李昊阳 | Construction safety flat net hanging device |
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| CN117947964B (en) | 2024-05-31 |
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