CN211313459U - Anti-falling safety device for scaffold - Google Patents
Anti-falling safety device for scaffold Download PDFInfo
- Publication number
- CN211313459U CN211313459U CN201922274110.8U CN201922274110U CN211313459U CN 211313459 U CN211313459 U CN 211313459U CN 201922274110 U CN201922274110 U CN 201922274110U CN 211313459 U CN211313459 U CN 211313459U
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- net
- fixedly connected
- safety device
- falling
- bolt
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Abstract
The utility model relates to an anti-falling device technical field specifically is a scaffold frame safety device that prevents falling, which comprises a fixing plate and i, a plurality of fixed orificess have been seted up to the fixed plate top surface, the edge threaded connection of fixed plate top surface one side has a plurality of fastening bolt, fastening bolt's surface has cup jointed the pressure strip, the net is prevented weighing down through fastening bolt and pressure strip fixedly connected with to the fixed plate, one side fixedly connected with structural slab that the fixed plate bottom is close to fastening bolt. This safety device that falls is prevented to scaffold frame through having set up the bracing piece, the one end fixedly connected with disc of bracing piece, one side fixedly connected with whippletree of disc, prevent weighing down one side and whippletree fixed connection of net, can make prevent weighing down that the net receives when assaulting can stimulate the whippletree to shrink to pressure strip one side, make prevent weighing down that the net absorbs a large amount of impact forces, reduce the counter force that prevents weighing down the net and hinder the personnel that fall, prevent weighing down that the net has certain recovery space, avoid tight leading to the fracture, reach the purpose that improves the security.
Description
Technical Field
The utility model relates to an anti-falling device technical field specifically is a scaffold frame safety device that prevents falling.
Background
Scaffolding refers to various supports erected on a construction site for workers to handle and solve vertical and horizontal transportation. The general term of the building industry refers to the places which cannot be directly constructed on the building site and are used for exterior wall, interior decoration or high floor height. Mainly for constructor dry live from top to bottom or peripheral safety net maintenance and high altitude installation component etc. scaffold frame preparation material usually has: bamboo, wood, steel pipes or synthetic materials, etc. Some projects also use the scaffold as the template, in addition also widely used in departments such as advertising industry, municipal administration, traffic road bridge, mine, still can prevent weighing down the net in the installation below the scaffold when using the scaffold for catch the workman when the accident falls, reduce the emergence of incident, but present prevent weighing down the net in use and still have following problem:
the existing anti-falling net is mainly characterized in that the net frame formed by steel pipes is used for fixing the anti-falling net, the anti-falling net is often tensioned in such a mode, so that when falling occurs, the elasticity of the anti-falling net is weakened, falling workers bear more impact force to cause damage, and the anti-falling net is tensioned to easily cause the anti-falling net to break when being impacted.
Therefore, the utility model provides a scaffold anti-falling safety device for solve above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model provides a not enough to prior art, the utility model provides a safety device that falls is prevented to scaffold frame, through having set up the bracing piece, the one end fixedly connected with disc of bracing piece, one side fixedly connected with whippletree of disc, prevent weighing down one side and whippletree fixed connection of net, can make prevent weighing down the net and receive when assaulting and stimulate the whippletree to shrink on one side of the pressure strip, make prevent weighing down the net and absorb a large amount of impact forces, the personnel that fall are hindered to the reaction force that reduces to prevent weighing down the net, it has certain recovery space to prevent weighing down the net, avoid tightly leading to the fracture, the problem of proposing among the.
(II) technical scheme
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a scaffold frame safety device that prevents falling which characterized in that: the anti-falling device comprises a fixed plate, wherein a plurality of fixed holes are formed in the top surface of the fixed plate, a plurality of fastening bolts are connected to the edge of one side of the top surface of the fixed plate in a threaded manner, a pressing plate is sleeved on the surface of each fastening bolt, an anti-falling net is fixedly connected to the fixed plate through the fastening bolts and the pressing plate, a structural plate is fixedly connected to one side, close to the fastening bolts, of the bottom of the fixed plate, connecting lugs are fixedly connected to two sides, close to the bottom of one side of the anti-falling net, of the structural plate, a supporting rod is rotatably connected to the inside of each connecting lug, a disc is fixedly connected to one end, far away from each connecting lug, of each disc is fixedly connected to a cross bar, a rotating shaft is fixedly connected to the circle center, far away from one, one side of the limiting bolt is in threaded connection with a fastening nut, and a plurality of counterweight discs are sleeved on the surface of the counterweight rod.
Optionally, one side of the anti-falling net far away from the compression plate is fixedly connected with the cross bar, and the extending direction of the anti-falling net is perpendicular to the structural plate.
Optionally, the width of the anti-falling net is greater than the length of the cross bar, and the part of the anti-falling net greater than the length of the cross bar is fixedly connected with the disc.
Optionally, the bracing piece rotates through engaging lug and structural slab to be connected, structural slab and fixed plate mutually perpendicular, structural slab and fixed plate are as an organic whole to be buckled and form.
Optionally, a plurality of the weight plates are annular, a plurality of the inner ring diameters of the weight plates are smaller than the length of the limiting bolt, and the inner ring diameters of the weight plates are larger than the diameter of the weight rod.
Optionally, the diameter of the limiting bolt is smaller than that of the jack, the length of the limiting bolt is larger than that of the jack, and the bolt head and the fastening nut of the limiting bolt are respectively located on two sides of the counterweight rod.
Optionally, the bolt head of the limiting bolt and the fastening nut are both hexagonal prisms, the size of the bolt head of the limiting bolt is equal to that of the fastening nut, and the edge surface of the bolt head of the limiting bolt and the edge surface of the fastening nut are both in contact with the bottom surface of the counterweight plate.
(III) advantageous effects
The utility model provides a scaffold frame safety device that prevents falling possesses following beneficial effect:
(1) this safety device that falls is prevented to scaffold, through having set up the bracing piece, the one end fixedly connected with disc of engaging lug is kept away from to the bracing piece, one side fixedly connected with whippletree of disc, and prevent weighing down one side and whippletree fixed connection that the jam plate was kept away from to the net, the bracing piece passes through the engaging lug and is connected with the structural slab rotation, can make prevent weighing down the net and can stimulate the whippletree to shrink on one side of the jam plate when receiving the workman that falls to strike, thereby make and prevent weighing down the net shrink, absorb a large amount of impact forces, can effectively reduce the reaction force that prevents weighing down the net and hinder the personnel that fall, and it has certain recovery space to prevent weighing down the net.
(2) This safety device that falls is prevented to scaffold, through having set up the counterweight rod, the jack has been seted up to the bottom of counterweight rod, it has spacing bolt to peg graft in the inside of jack, one side threaded connection of spacing bolt has fastening nut, a plurality of counterweight discs have been cup jointed on the surface of counterweight rod, can make the counterweight disc pass through the taut bracing piece of counterweight rod, provide certain pulling force, prevent to give birth to and prevent weighing down the excessive pulling bracing piece of net when falling, lead to the bracing piece recovery rate to hit the person who falls too fast, can be through taking out or adding the counterweight disc through extracting spacing bolt simultaneously, the change is to the pulling force of bracing piece, thereby it receives the rate of recovery of impact to change to prevent weighing down the net, thereby can be according to preventing that the setting up of.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic side view of the present invention;
fig. 3 is an enlarged schematic view of a structure shown in fig. 2 according to the present invention.
In the figure: 1-fixing plate, 2-fixing hole, 3-compacting plate, 4-fastening bolt, 5-anti-falling net, 6-structural plate, 7-connecting lug, 8-supporting rod, 9-disc, 10-cross bar, 11-rotating shaft, 12-counterweight rod, 13-counterweight disc, 14-jack, 15-limiting bolt and 16-fastening nut.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1 to 3, the present invention provides a technical solution: the utility model provides a scaffold frame safety device that prevents falling which characterized in that: comprises a fixed plate 1, the top surface of the fixed plate 1 is provided with a plurality of fixed holes 2, the edge of one side of the top surface of the fixed plate 1 is in threaded connection with a plurality of fastening bolts 4, the surface of each fastening bolt 4 is sleeved with a pressing plate 3, the fixed plate 1 is fixedly connected with an anti-falling net 5 through the fastening bolts 4 and the pressing plate 3, one side of the bottom of the fixed plate 1 close to the fastening bolts 4 is fixedly connected with a structural plate 6, two sides of the structural plate 6 close to the bottom of one side of the anti-falling net 5 are fixedly connected with connecting lugs 7, the inner part of each connecting lug 7 is rotatably connected with a supporting rod 8, one end of each supporting rod 8 far away from the corresponding connecting lug 7 is fixedly connected with a disc 9, one side of each disc 9 is fixedly connected with a cross bar 10, the circle center of one side of each disc 9 far away from the cross, one side of the limit bolt 15 is in threaded connection with a fastening nut 16, and the surface of the counterweight rod 12 is sleeved with a plurality of counterweight discs 13.
As an optimal technical solution of the utility model:
one side of the anti-falling net 5, which is far away from the pressing plate 3, is fixedly connected with the cross bar 10, and the extending direction of the anti-falling net 5 is perpendicular to the structural plate 6, so that the anti-falling net 5 is perpendicular to the high-altitude falling direction when opened, and the falling potential energy can be better absorbed.
As an optimal technical solution of the utility model:
the width of the anti-falling net 5 is greater than the length of the cross bar 10, and the part of the anti-falling net 5 greater than the length of the cross bar 10 is fixedly connected with the disc 9, so that a plurality of anti-falling safety devices of the scaffold can be spliced into a whole without gaps.
As an optimal technical solution of the utility model:
As an optimal technical solution of the utility model:
the plurality of weight plates 13 are annular, the diameters of the inner rings of the weight plates 13 are smaller than the length of the limiting bolt 15, so that the limiting bolt 15 can block the weight plates 13, the diameters of the inner rings of the weight plates 13 are larger than the diameter of the weight rod 12, the weight plates 13 can be conveniently sleeved on the weight rod 12, contact is reduced, and friction is reduced.
As an optimal technical solution of the utility model:
the diameter of the limiting bolt 15 is smaller than that of the jack 14, so that the limiting bolt 15 is more easily inserted into the jack 14, the internal contact between threads and the jack 14 is prevented, resistance is increased and the insertion is difficult, the length of the limiting bolt 15 is larger than that of the jack 14, and the bolt head and the fastening nut 16 of the limiting bolt 15 are respectively located on two sides of the counterweight rod 12.
As an optimal technical solution of the utility model:
the bolt head of the limiting bolt 15 and the fastening nut 16 are both hexagonal prisms, the size of the bolt head of the limiting bolt 15 is equal to the size of the fastening nut 16, and the edge surface of the bolt head of the limiting bolt 15 and the edge surface of the fastening nut 16 are both in contact with the bottom surface of the weight plate 13, so that the edge surface of the bolt head of the limiting bolt 15 and the edge surface of the fastening nut 16 are tightly pressed by the weight plate 13, and the rotation of the weight plate is prevented, and the fastening nut 16 is loosened.
In conclusion, when the anti-falling safety device for the scaffold is used, the supporting rod 8 is arranged, the disc 9 is fixedly connected to one end, away from the connecting lug 7, of the supporting rod 8, the cross bar 10 is fixedly connected to one side of the disc 9, the anti-falling net 5 is fixedly connected to one side of the pressing plate 3 through the cross bar 10, the supporting rod 8 is rotatably connected to the structural plate 6 through the connecting lug 7, the cross bar 10 can be pulled to contract towards one side of the pressing plate 3 when the anti-falling net 5 is impacted by a falling worker, so that the anti-falling net 5 contracts to absorb a large amount of impact force, the injury to the falling person caused by the reaction force of the anti-falling net 5 can be effectively reduced, the anti-falling net 5 has a certain recovery space to avoid the breakage caused by tightening, and the purpose of improving the safety is achieved, the counterweight rod 12 is further arranged, the bottom of the counterweight rod 12 is provided with the, one side threaded connection of spacing bolt 15 has fastening nut 16, a plurality of counter weight dishes 13 have been cup jointed on the surface of counter weight pole 12, can make counter weight dish 13 pass through the taut bracing piece 8 of counter weight pole 12, provide certain pulling force, prevent to put down when falling and prevent weighing down the excessive pulling bracing piece 8 of net 5, lead to 8 recovery rates of bracing piece to hit the person who falls too fast, can be through taking out or adding counter weight dish 13 through extracting bolt 15 simultaneously, the change is to the pulling force of bracing piece 8, thereby it receives the rate of recovery of impact to change to prevent weighing down net 5, thereby can be according to preventing that it rates of recovery that sets up highly nimble of net 5, reach the purpose that improves the practicality.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (7)
1. The utility model provides a scaffold frame safety device that prevents falling which characterized in that: the anti-falling device comprises a fixing plate (1), wherein a plurality of fixing holes (2) are formed in the top surface of the fixing plate (1), a plurality of fastening bolts (4) are connected to the edge of one side of the top surface of the fixing plate (1) in a threaded manner, a pressing plate (3) is sleeved on the surface of each fastening bolt (4), an anti-falling net (5) is fixedly connected to the fixing plate (1) through the fastening bolts (4) and the pressing plate (3), a structural plate (6) is fixedly connected to one side of the bottom of the fixing plate (1) close to the fastening bolts (4), connecting lugs (7) are fixedly connected to two sides of the structural plate (6) close to the bottom of one side of the anti-falling net (5), a supporting rod (8) is rotatably connected to the inside of each connecting lug (7), a disc (9) is fixedly connected to one end of the supporting rod (8), circle center department fixedly connected with pivot (11) of whippletree (10) side is kept away from in disc (9), the surface of pivot (11) is rotated and is connected with counterweight rod (12), jack (14) have been seted up to the bottom of counterweight rod (12), the inside grafting of jack (14) has spacing bolt (15), one side threaded connection of spacing bolt (15) has fastening nut (16), a plurality of counter weight dishes (13) have been cup jointed on the surface of counterweight rod (12).
2. A scaffold fall protection safety device as claimed in claim 1, wherein: prevent weighing down one side and whippletree (10) fixed connection that compacting plate (3) were kept away from net (5), prevent weighing down the extending direction and structural slab (6) mutually perpendicular of net (5).
3. A scaffold fall protection safety device as claimed in claim 1, wherein: the width of the anti-falling net (5) is greater than the length of the cross bar (10), and the part of the anti-falling net (5) which is greater than the length of the cross bar (10) is fixedly connected with the disc (9).
4. A scaffold fall protection safety device as claimed in claim 1, wherein: bracing piece (8) are rotated through engaging lug (7) and structural slab (6) and are connected, structural slab (6) and fixed plate (1) mutually perpendicular, structural slab (6) and fixed plate (1) are as an organic whole to be buckled and are formed.
5. A scaffold fall protection safety device as claimed in claim 1, wherein: the counterweight plates (13) are annular, the diameters of the inner rings of the counterweight plates (13) are smaller than the length of the limiting bolt (15), and the diameters of the inner rings of the counterweight plates (13) are larger than the diameters of the counterweight rods (12).
6. A scaffold fall protection safety device as claimed in claim 1, wherein: the diameter of the limiting bolt (15) is smaller than that of the jack (14), the length of the limiting bolt (15) is larger than that of the jack (14), and the bolt head and the fastening nut (16) of the limiting bolt (15) are located on two sides of the counterweight rod (12) respectively.
7. A scaffold fall protection safety device as claimed in claim 1, wherein: the bolt head of the limiting bolt (15) and the fastening nut (16) are both hexagonal prisms, the size of the bolt head of the limiting bolt (15) is equal to that of the fastening nut (16), and the edge surface of the bolt head of the limiting bolt (15) and the edge surface of the fastening nut (16) are both in contact with the bottom surface of the counterweight plate (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922274110.8U CN211313459U (en) | 2019-12-18 | 2019-12-18 | Anti-falling safety device for scaffold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922274110.8U CN211313459U (en) | 2019-12-18 | 2019-12-18 | Anti-falling safety device for scaffold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211313459U true CN211313459U (en) | 2020-08-21 |
Family
ID=72058264
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922274110.8U Expired - Fee Related CN211313459U (en) | 2019-12-18 | 2019-12-18 | Anti-falling safety device for scaffold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211313459U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112832376A (en) * | 2021-02-09 | 2021-05-25 | 天津市市政工程设计研究院 | Horizontal gusset plate bolt anti-falling device |
| CN112832377A (en) * | 2021-02-09 | 2021-05-25 | 天津市市政工程设计研究院 | Vertical gusset plate bolt anti-falling device |
-
2019
- 2019-12-18 CN CN201922274110.8U patent/CN211313459U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112832376A (en) * | 2021-02-09 | 2021-05-25 | 天津市市政工程设计研究院 | Horizontal gusset plate bolt anti-falling device |
| CN112832377A (en) * | 2021-02-09 | 2021-05-25 | 天津市市政工程设计研究院 | Vertical gusset plate bolt anti-falling device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200821 Termination date: 20211218 |
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| CF01 | Termination of patent right due to non-payment of annual fee |