CN112211422A - Anti-falling safety device for construction site - Google Patents
Anti-falling safety device for construction site Download PDFInfo
- Publication number
- CN112211422A CN112211422A CN202011162468.2A CN202011162468A CN112211422A CN 112211422 A CN112211422 A CN 112211422A CN 202011162468 A CN202011162468 A CN 202011162468A CN 112211422 A CN112211422 A CN 112211422A
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- Prior art keywords
- falling
- support frames
- fixedly arranged
- block
- safety device
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- 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
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- 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
- E04G21/3219—Means supported by the building wall, e.g. security consoles
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- 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
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Emergency Lowering Means (AREA)
Abstract
The invention relates to an anti-falling safety device for a construction site, which comprises a construction building and two first support frames fixedly arranged close to the construction building, wherein two second support frames are correspondingly arranged at one side of the two first support frames at intervals, the two second support frames are fixedly arranged far away from the construction building, a fixed frame is fixedly arranged between the four first support frames and the second support frames, an anti-falling net is fixedly arranged in the middle of the fixed frame, transverse plates are arranged below the anti-falling net at intervals, cavities are respectively arranged in the side walls of the four first support frames and the four second support frames, movable blocks are respectively arranged in the cavities in the side walls of the two first support frames, the movable blocks are fixedly connected with the transverse plates, and first springs are also fixedly arranged at the lower ends of the movable blocks; the invention realizes effective interception of falling objects, and simultaneously can prevent objects with small volume, such as stone particles, from passing through the falling-prevention net, thereby causing safety accidents.
Description
Technical Field
The invention relates to the technical field of building safety, in particular to an anti-falling safety device for a building site.
Background
Building site is a place that is developing the building project, carries out civil engineering, and its scope often has bounding wall, wire netting or bounding wall to seal, restricts personnel and material, machinery and the business turn over of vehicle, and the object harm of falling from high altitude is serious, reports many times through the media and has expert's with the experiment to prove before: the limit that human bones can bear is 200 kg to 500 kg, and an egg is thrown down from a middle and high floor, and though the limit of bone fracture is not theoretically reached, the bone is hit on the head, and brain concussion or internal hemorrhage death can also be caused. If stones or other hard objects with the same mass are replaced, the damage caused by the stones or other hard objects is 1.5 to 3 times higher, so that the high-altitude falling objects need to be strictly prevented in the building site;
the means of preventing falling object in current building site is often through having arranged the net of preventing falling in the outside one side of the construction floor on every layer, though can prevent that most object from falling from the high altitude, when being directed against some sharp-pointed or heavy object, make easily that the net of preventing falling damages to there is great safety problem, when some little fragment falls simultaneously, it can be directly through preventing falling the net and fall subaerially, also can't carry out effectual prevention to the harm of falling object, to this we propose a safety device that falls for building site.
Disclosure of Invention
The invention aims to solve the technical problem of overcoming the defects of the prior art and provides a falling prevention safety device for a building site, which can effectively intercept falling objects and prevent objects with small volume, such as stone particles, from passing through a falling prevention net to cause safety accidents.
The technical scheme for solving the technical problems is as follows: the anti-falling safety device for the construction site comprises a construction building and two first support frames fixedly arranged close to the construction building, wherein two second support frames are correspondingly arranged at one side of the two first support frames at intervals, the two second support frames are far away from the construction building and fixedly arranged, a fixed frame is fixedly arranged between the four first support frames and the second support frames, an anti-falling net is fixedly arranged in the middle of the fixed frame, a transverse plate is arranged at the lower part of the anti-falling net at intervals, cavities are respectively arranged in the side walls of the four first support frames and the four second support frames, movable blocks are respectively arranged in the cavities in the side walls of the two first support frames, the movable blocks are fixedly connected with the transverse plate, first springs are further fixedly arranged at the lower ends of the movable blocks, the first springs are fixedly arranged on the lower wall of the cavities, and a rotating plate is transversely arranged at one side of the two second support frames far away from the construction building, the lower wall laminating of rotor plate is equipped with the backup pad, the bracing piece is fixed to be equipped with between the lower wall of backup pad and the lateral wall of second support frame, the diaphragm is kept away from construction building one end and is connected the setting through actuating mechanism between the rotor plate, the middle part of diaphragm still with prevent falling the corresponding buffer gear that is equipped with of net.
The invention further defines the technical scheme that:
preferably, actuating mechanism is including the fixed tooth's socket piece that sets up on the diaphragm lateral wall, the tooth's socket piece sets up in the cavity of second support frame, the fixed second spring that is equipped with between the lower extreme of tooth's socket piece and the diapire of cavity, one side lateral wall that the construction building was kept away from to the tooth's socket piece is the setting of tooth's socket form, just the lateral wall internal rotation of second support frame is equipped with the gear, gear and tooth's socket piece mesh setting mutually, the gear still sets up with the one end fixed connection of rotor plate.
Preferably, buffer gear is including a plurality of boards that support that the net that falls is prevented in the laminating, and a plurality of lower extremes that support all fix and be equipped with the dead lever, the vertical chamber that leads to that is equipped with corresponding with the dead lever in the diaphragm, the fixed block that is equipped with on the lateral wall of dead lever, it is equipped with the stopper to lead to fixedly on the lateral wall in chamber, the fixed third spring that is equipped with between fixed block and the stopper.
Preferably, the tail end of the rotating plate is arranged in a protruding arc shape, a clamping block is fixedly arranged on the side wall of the second supporting frame, the upper wall of the clamping block is also arranged in an arc shape, and the tail end of the rotating plate and the clamping block are arranged correspondingly.
Preferably, diaphragm and movable block set up for integrated into one piece, just diaphragm and tooth groove piece also set up for integrated into one piece, just the material of diaphragm is the alloy material.
Preferably, the material of the abutting plate is natural rubber, and the fixing rod and the third spring are both made of stainless steel.
The invention has the beneficial effects that:
(1) according to the invention, through the mutual matching of the anti-falling net, the transverse plate, the cavity, the movable block, the first spring, the tooth groove block and the second spring, after a heavy object falls on the anti-falling net, the transverse plate is impacted, so that the movable block and the tooth groove block extrude the first spring and the second spring, the impact force of the falling heavy object is buffered, and meanwhile, the arrangement of the transverse plate effectively prevents the falling object with smaller particles from penetrating through the anti-falling net to fall on the ground to cause safety accidents;
(2) according to the invention, through the arrangement of the driving mechanism, when stones with a not firm structure fall on the anti-falling net and impact on the transverse plate, the stones are smashed, so that when the fragments fly out to the periphery, the transverse plate is impacted to move downwards, the tooth groove block and the gear relatively move, and the rotating plate is erected, so that the splashed fragments and the crushed stones are intercepted, the fragments are prevented from flying out from the side, and therefore, the safety threat to people on the ground is generated, and the safety protection effect of the structure is further improved;
(3) according to the anti-falling net, due to the arrangement of the buffer mechanism, after an object falls on the anti-falling net, the supporting plate is directly impacted, the supporting plate drives the fixing block to move downwards under the action of the impact force, so that the third spring is extruded and shortened, the falling object is buffered for the first time, then the falling impact force is further buffered under the action of the transverse plate, the structure is effectively protected, the service life of the device is prolonged, and meanwhile, safety accidents possibly caused by overlarge impact force are avoided. .
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the structure at A in FIG. 1;
FIG. 3 is a schematic view of the structure at B in FIG. 1;
fig. 4 is a schematic top view of the fixing frame in fig. 1.
In the figure: the structure comprises a construction building 1, a first supporting frame 2, a second supporting frame 3, a fixed frame 4, a falling-preventing net 5, a transverse plate 6, a cavity 7, a movable block 8, a first spring 9, a rotating plate 10, a supporting plate 11, a supporting rod 12, a clamping block 13, a tooth groove block 14, a second spring 15, a gear 16, a resisting plate 17, a fixed rod 18, a through cavity 19, a fixed block 20, a limiting block 21 and a third spring 22.
Detailed Description
Example 1
The embodiment provides a falling-prevention safety device for a construction site, which comprises a construction building 1 and two first support frames 2 fixedly arranged close to the construction building 1, wherein two second support frames 3 are correspondingly arranged at one side of the two first support frames 2 at intervals, the two second support frames 3 are fixedly arranged far away from the construction building 1, a fixed frame 4 is fixedly arranged between the four first support frames 2 and the second support frames 3, a falling-prevention net 5 is fixedly arranged in the middle of the fixed frame 4, a transverse plate 6 is arranged below the falling-prevention net 5 at intervals and close to the transverse plate, cavities 7 are respectively arranged in the side walls of the four first support frames 2 and the second support frames 3, movable blocks 8 are respectively arranged in the cavities 7 in the side walls of the two first support frames 2, the movable blocks 8 are fixedly connected with the transverse plate 6, first springs 9 are also fixedly arranged at the lower ends of the movable blocks 8, and the first springs 9 are fixedly arranged on the lower walls of the cavities 7, a rotating plate 10 is transversely arranged on one side of the two second support frames 3 far away from the construction building 1, the tail end of the rotating plate 10 is in a convex arc arrangement, a clamping block 13 is fixedly arranged on the side wall of the second support frame 3, the upper wall of the clamping block 13 is also in an arc arrangement, and the tail end of the rotating plate 10 is arranged corresponding to the clamping block 13, so that the clamping block 13 can better limit the rotating plate 10 to prevent the device structure from being damaged due to excessive rotation, a support plate 11 is attached to the lower wall of the rotating plate 10, a support rod 12 is fixedly arranged between the lower wall of the support plate 11 and the side wall of the second support frame 3, one end of the transverse plate 6 far away from the construction building 1 is connected with the rotating plate 10 through a driving mechanism, the driving mechanism comprises a tooth groove block 14 fixedly arranged on the side wall of the transverse plate 6, the transverse plate 6 and the movable block 8 are arranged in an integrated manner, the transverse plate 6 is made of alloy materials, so that the transverse plate 6 can drive the movable block 8 and the tooth groove block 14 to synchronously move downwards after being impacted by a falling object, the transverse plate 6 is effectively prevented from being separated from the movable block 8 and the tooth groove block 14 after being impacted, the stability of the structure is ensured, the falling object cannot damage the transverse plate 6 and further harm of the falling object is prevented, the tooth groove block 14 is arranged in the cavity 7 in the second support frame 3, the second spring 15 is fixedly arranged between the lower end of the tooth groove block 14 and the bottom wall of the cavity 7, the falling-preventing net 5, the transverse plate 6, the cavity 7, the movable block 8, the first spring 9, the tooth groove block 14 and the second spring 15 are matched with each other, so that the transverse plate 6 is impacted after a heavy object falls on the falling-preventing net 5, and the movable block 8 and the tooth groove block 14 extrude the first spring 9 and the second spring 15, therefore, the impact force of falling objects is buffered, meanwhile, the arrangement of the transverse plate 6 effectively prevents falling objects with smaller particles from falling to the ground through the anti-falling net 5 to cause safety accidents, the side wall of one side, far away from the construction building 1, of the tooth groove block 14 is in a tooth groove shape, the side wall of the second support frame 3 is rotatably provided with the gear 16, the gear 16 is meshed with the tooth groove block 14, the gear 16 is fixedly connected with one end of the rotating plate 10, the gear 16 can drive the rotating plate 10 to rotate when rotating, so that broken small stones and the like are effectively intercepted and prevented from directly falling to the ground, the safety of people on the ground is threatened, the middle part of the transverse plate 6 is also provided with a buffer mechanism corresponding to the anti-falling net 5, the buffer mechanism comprises a plurality of abutting plates 17 attached to the anti-falling net 5, and the lower ends of the plurality of abutting plates 17 are all fixedly provided with fixing rods 18, a through cavity 19 corresponding to the fixing rod 18 is vertically arranged in the transverse plate 6, a fixing block 20 is fixedly arranged on the side wall of the fixing rod 18, a limit block 21 is fixedly arranged on the side wall of the through cavity 19, a third spring 22 is fixedly arranged between the fixing block 20 and the limit block 21, the resisting plate 17 is made of natural rubber, and the fixing rod 18 and the third spring 22 are both made of stainless steel, so that the resisting plate 17 has a certain buffering effect, the damage of the resisting plate 17 caused by overlarge impact force of an object on the resisting plate 17 is prevented, meanwhile, the situation of oxidation and rust easily caused by long-term exposure of the fixing rod 18 and the third spring 22 in the air is effectively prevented, through the arrangement of a driving mechanism, when stones with not firm structures fall onto the anti-falling net 5 and impact the transverse plate 6, the transverse plate 6 is crushed, and when the fragments fly out all around, the transverse plate 6 is moved downwards by the impact force, so that the rack block 14 and the gear 16 are relatively moved, thereby erecting the rotating plate 10, thereby intercepting the splashed fragments and gravels and preventing the splashed fragments and gravels from flying out from the side surface, thereby generating safety threat to people on the ground, the safety protection function of the structure is further improved, and after the object falls on the anti-falling net 5 through the arrangement of the buffer mechanism, the resisting plate 17 is directly impacted, the resisting plate 17 drives the fixed block 20 to move downwards under the action of the impact force, so as to extrude the third spring 22, so that the third spring 22 is extruded and shortened, the falling object is buffered for the first time, then the falling impact force is further buffered under the action of the transverse plate 6, the structure is effectively protected, the service life of the device is prolonged, and meanwhile, safety accidents possibly caused by overlarge impact force are avoided.
When the device is used, when an object falls from the construction building 1, when the weight of the falling object is large, the weight directly impacts the abutting plate 17 after falling on the anti-falling net 5, the abutting plate 17 drives the fixed block 20 to move downwards under the action of impact force, so that the third spring 22 is extruded and shortened, the falling object is buffered for the first time, and simultaneously the weight impacts the transverse plate 6 after being buffered by the buffer mechanism, so that the movable block 8 and the tooth socket block 14 extrude the first spring 9 and the second spring 15, the impact force of falling of the weight is further buffered, and the anti-falling net 5 and the transverse plate 6 are prevented from falling on the ground to cause safety accidents due to the fact that the weight is smashed; when the not very firm stone of structure falls to preventing falling on net 5 and strikes diaphragm 6, the stone strikes the surface of diaphragm 6 and the bits of broken glass under the effect of impact force and splits, lead to there being the piece to fly out all around, diaphragm 6 moves down when receiving the impact force, make slotted groove piece 14 and gear 16 take place relative movement, thereby make rotor plate 10 erect, and blocked in fixture block 13 department, the effectual small stone that has prevented splashes, and spill from the side wall of preventing falling net 5, and fall subaerial and produce the security threat to the people of coming and going, make the safety protection effect of this structure obtain further promotion.
In addition to the above embodiments, the present invention may have other embodiments. All technical solutions formed by adopting equivalent substitutions or equivalent transformations fall within the protection scope of the claims of the present invention.
Claims (6)
1. A falling-prevention safety device for a construction site comprises a construction building (1) and two first support frames (2) fixedly arranged close to the construction building (1), wherein two second support frames (3) are correspondingly arranged at one side of each first support frame (2) at intervals, two second support frames (3) are fixedly arranged far away from the construction building (1), four fixing frames (4) are fixedly arranged between the first support frames (2) and the second support frames (3), a falling-prevention net (5) is fixedly arranged in the middle of each fixing frame (4), and the falling-prevention safety device is characterized in that transverse plates (6) are arranged at intervals below the falling-prevention net (5) close to each other, cavities (7) are respectively arranged in the side walls of the four first support frames (2) and the four second support frames (3), movable blocks (8) are respectively arranged in the cavities (7) in the side walls of the two first support frames (2), the utility model discloses a construction building, including activity piece (8) and diaphragm (6), the lower extreme of activity piece (8) is fixed still is equipped with first spring (9), first spring (9) are fixed to be set up on the lower wall of cavity (7), two one side that construction building (1) was kept away from in second support frame (3) transversely is equipped with rotor plate (10), the lower wall laminating of rotor plate (10) is equipped with backup pad (11), fixed bracing piece (12) that are equipped with between the lower wall of backup pad (11) and the lateral wall of second support frame (3), diaphragm (6) are kept away from between one end of construction building (1) and rotor plate (10) and are linked the setting through actuating mechanism even, the middle part of diaphragm (6) still with prevent falling and net (5) corresponding buffer gear that is equipped with.
2. A fall-prevention safety device for construction sites according to claim 1, characterized in that the driving mechanism comprises a tooth groove block (14) fixedly arranged on the side wall of the transverse plate (6), the tooth groove block (14) is arranged in the cavity (7) in the second support frame (3), a second spring (15) is fixedly arranged between the lower end of the tooth groove block (14) and the bottom wall of the cavity (7), the side wall of the tooth groove block (14) far away from the construction building (1) is arranged in a tooth groove shape, a gear (16) is rotatably arranged in the side wall of the second support frame (3), the gear (16) and the tooth groove block (14) are meshed, and the gear (16) is fixedly connected with one end of the rotating plate (10).
3. The anti-falling safety device for the building site as claimed in claim 1, wherein the buffering mechanism comprises a plurality of resisting plates (17) attached to the anti-falling net (5), fixing rods (18) are fixedly arranged at the lower ends of the resisting plates (17), a through cavity (19) corresponding to the fixing rods (18) is vertically arranged in the transverse plate (6), a fixing block (20) is fixedly arranged on the side wall of each fixing rod (18), a limiting block (21) is fixedly arranged on the side wall of each through cavity (19), and a third spring (22) is fixedly arranged between each fixing block (20) and the corresponding limiting block (21).
4. A fall arrest safety device for construction sites according to claim 1, characterized in that the end of the rotating plate (10) is provided with a convex arc, the side wall of the second support frame (3) is fixedly provided with a block (13), the upper wall of the block (13) is also provided with an arc, and the end of the rotating plate (10) and the block (13) are correspondingly provided.
5. A fall arrest safety device according to claim 2, characterized in that the transverse plate (6) and the movable block (8) are integrally formed, the transverse plate (6) and the rack block (14) are also integrally formed, and the transverse plate (6) is made of alloy.
6. A fall arrest safety device according to claim 3, characterised in that the resisting plate (17) is of natural rubber and the fixing rod (18) and the third spring (22) are of stainless steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011162468.2A CN112211422A (en) | 2020-10-27 | 2020-10-27 | Anti-falling safety device for construction site |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011162468.2A CN112211422A (en) | 2020-10-27 | 2020-10-27 | Anti-falling safety device for construction site |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112211422A true CN112211422A (en) | 2021-01-12 |
Family
ID=74056778
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011162468.2A Withdrawn CN112211422A (en) | 2020-10-27 | 2020-10-27 | Anti-falling safety device for construction site |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112211422A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113237644A (en) * | 2021-04-25 | 2021-08-10 | 湖南华鑫美好公路环境建设有限公司 | Device and method for detecting bearing capacity of jet fan supporting structure of road tunnel |
| CN113605728A (en) * | 2021-07-28 | 2021-11-05 | 中国十七冶集团有限公司 | Anti-falling device of quick detachable installation of high-rise building faces limit |
-
2020
- 2020-10-27 CN CN202011162468.2A patent/CN112211422A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113237644A (en) * | 2021-04-25 | 2021-08-10 | 湖南华鑫美好公路环境建设有限公司 | Device and method for detecting bearing capacity of jet fan supporting structure of road tunnel |
| CN113605728A (en) * | 2021-07-28 | 2021-11-05 | 中国十七冶集团有限公司 | Anti-falling device of quick detachable installation of high-rise building faces limit |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20210112 |