CN211369479U - Connection structure of inserted lifting scaffold protective net - Google Patents
Connection structure of inserted lifting scaffold protective net Download PDFInfo
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- CN211369479U CN211369479U CN201922055721.3U CN201922055721U CN211369479U CN 211369479 U CN211369479 U CN 211369479U CN 201922055721 U CN201922055721 U CN 201922055721U CN 211369479 U CN211369479 U CN 211369479U
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Abstract
The utility model relates to a connection structure of inserted lifting scaffold frame protection network, it includes the protection network and connects the corner connecting piece of adjacent protection network, the protection net piece is provided with the connection framework all around, connect the framework and include that two crossbeams that are located the protection network upper and lower both ends respectively and two perpendicular roof beams that are located the protection network both sides respectively, the mutual butt of crossbeam of two vertically adjacent protection networks to through wearing to establish bolt and lock nut's form fixed connection, connect through the corner connecting piece between the perpendicular roof beam of two horizontal adjacent protection networks, the corner connecting piece includes connecting plate one and rotates the connecting plate two of being connected with connecting plate one, connecting plate one and connecting plate two respectively with two perpendicular roof beam fixed connection, be provided with the two relative pivoted locking device of restriction between connecting plate one and the connecting plate two. The utility model has the advantages of can connect different angle corners.
Description
Technical Field
The utility model belongs to the technical field of scaffold frame safety protection's technique and specifically relates to a connection structure of inserted promotion scaffold frame protection network is related to.
Background
The attached lifting scaffold has the advantages of low cost, quick installation, convenient use, strong adaptability and the like, and is widely applied to high-rise building construction. One of the characteristics of the construction industry is high-altitude open-air operation, the operation environment is severe, and the phenomenon that the material falls from the attached lifting scaffold sometimes occurs in the construction process. In order to avoid the accident of falling objects and hurting people, a protective net is required to be coated outside the scaffold.
Chinese patent with publication number CN208934382U discloses a connection structure for corner portions of scaffold protective mesh sheets, which comprises protective mesh sheets and corner connectors, wherein a connection frame body is arranged in the circumferential direction of the protective mesh sheets, and a plurality of first connection holes are formed in the connection frame body at equal intervals; the corner connecting piece comprises two connecting pieces, the two connecting pieces are connected to form an L shape, a critical line is arranged in the middle of each connecting piece, a plurality of second connecting holes are formed from the critical line to the two ends of each connecting piece at equal intervals, and the adjacent second connecting holes on the same side of the critical line are staggered with each other; the pitch of the first connection holes is an even multiple of the pitch of the second connection holes on the same side of the critical line.
The above prior art solutions have the following drawbacks: in view of the diversity of modern buildings, many buildings adopt special-shaped designs, the connecting structure of the corner part of the protective net is limited by the shape of the L-shaped connecting sheet and can only be used for a right-angle connecting part, and when the corner is not a right angle, the scheme cannot be implemented.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an inserted promotes connection structure of scaffold frame protection network has the advantage that can connect different angle corners.
The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:
the utility model provides a connection structure of inserted promotion scaffold frame protection network, includes the protection network and connects the corner connecting piece of adjacent protection network, the protection net piece is provided with the connection framework all around, connect the framework and include that two crossbeams that are located the protection network about both ends respectively and two perpendicular roof beams that are located the protection network both sides respectively, the mutual butt of crossbeam of two vertically adjacent protection networks to through wearing to establish bolt and lock nut's form fixed connection, connect through the corner connecting piece between the perpendicular roof beam of two horizontal adjacent protection networks, the corner connecting piece includes connecting plate one and one connecting plate two of being connected of rotating with the connecting plate, connecting plate one and connecting plate two respectively with two perpendicular roof beam fixed connection, be provided with the two relative pivoted locking device of restriction between connecting plate one and the connecting plate two.
By adopting the technical scheme, the connecting frame bodies arranged around the protective net can support the protective net and are convenient to connect, and the cross beams of two longitudinally adjacent protective nets are connected through bolts and nuts, so that the structure is simple and the connection is stable; the vertical beams of two transversely adjacent protective nets at the corners are respectively fixedly connected with the first connecting plate and the second connecting plate, and the first connecting plate and the second connecting plate are rotatably connected, so that the two protective nets at the corners can rotate to any angle, and the adaptability is high; after the installation is finished, the locking device is used for limiting the relative rotation between the first connecting plate and the second connecting plate, and the connection stability can be enhanced.
The utility model discloses further set up to: and rotating shafts are respectively fixed at two ends of one side of the first connecting plate, which is close to the second connecting plate, and rotating sleeves sleeved on the rotating shafts are respectively fixed at two ends of the second connecting plate.
Through adopting above-mentioned technical scheme, the cover that rotates makes can take place relative rotation between connecting plate one and the connecting plate two around the rotation of rotation axis, and corner connecting piece both ends respectively set up a set of pivot and rotate the cover and can make more stable when rotating.
The utility model discloses further set up to: the locking device comprises a positioning nut which is in threaded connection with the rotating shaft, and the positioning nut is located on one side, far away from the first connecting plate, of the rotating sleeve.
Through adopting above-mentioned technical scheme, the back lock set nut that finishes of installation can restrict the rotating sleeve and rotate around the axis of rotation, and then can not take place relative rotation, convenient operation between messenger's connecting plate one and the connecting plate two.
The utility model discloses further set up to: the positioning nut is a self-locking nut.
Through adopting above-mentioned technical scheme, self-locking nut has locking effect, can avoid positioning nut to take place not hard up in the use, improves the stability of connecting.
The utility model discloses further set up to: the two ends of the connecting plate are respectively provided with a yielding groove, and the rotating shaft is fixed in the yielding groove.
Through adopting above-mentioned technical scheme, the pivot is located the inslot of stepping down, can avoid taking place to interfere between vertical two adjacent corner connecting pieces.
The utility model discloses further set up to: and a heightened connecting plate is arranged at the joint of the two corner connecting pieces, and two ends of the heightened connecting plate are fixedly connected with the two corner connecting pieces respectively.
Through adopting above-mentioned technical scheme, when the corner connecting piece need be heightened, put another corner connecting piece on the corner connecting piece that the erection has been connected, utilize to increase the connecting plate and be in the same place two corner connecting pieces fixed connection, can further improve the whole steadiness of inserted lift scaffold like this.
The utility model discloses further set up to: the connecting frame is obliquely provided with reinforcing ribs, and two ends of each reinforcing rib are fixedly connected with the cross beam respectively.
Through adopting above-mentioned technical scheme, the strengthening rib can play the supporting role, prevents that the protection network from taking place great deformation when receiving great impact, can promote the protective effect of protection net piece, increases the safety in utilization of protection net piece.
The utility model discloses further set up to: the cross beam, the vertical beam and the reinforcing ribs are all angle steel.
Through adopting above-mentioned technical scheme, the angle steel has better weldability, plastic deformation performance and certain mechanical strength, can promote the security of protection network, simultaneously, because the angle steel is the standard component, by the wide use, need not additionally die sinking production, so the cost is lower.
To sum up, the utility model discloses a beneficial technological effect does:
the vertical beams of two transversely adjacent protective nets at the corners are respectively fixedly connected with the first connecting plate and the second connecting plate, and the first connecting plate and the second connecting plate are rotatably connected, so that the two protective nets at the corners can rotate to any angle, and the adaptability is high;
after the installation is finished, the relative rotation between the first connecting plate and the second connecting plate is limited through the positioning bolt, so that the connection stability can be enhanced;
the cross beam, the vertical beam and the reinforcing ribs are all angle steel, have better weldability and plastic deformation performance and certain mechanical strength, and have lower cost.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is an enlarged partial schematic view of A of FIG. 1;
FIG. 3 is a schematic view of a portion of the corner connector of FIG. 1;
fig. 4 is a schematic structural view of the connection frame body in fig. 1.
In the figure, 1, a protective net; 2. a corner connector; 21. a first connecting plate; 22. a second connecting plate; 23. a yielding groove; 24. a rotating shaft; 25. rotating the sleeve; 26. positioning a nut; 3. connecting the frame body; 31. erecting a beam; 32. a cross beam; 33. reinforcing ribs; 4. heightening the connecting plate.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1, for the utility model discloses an attachment type promotes connection structure of scaffold frame protection network, including protection network 1 and the corner connecting piece 2 of connecting adjacent protection network 1, protection network 1 is provided with connection framework 3 all around.
Referring to fig. 2 and 3, the corner connector 2 includes a first connecting plate 21 and a second connecting plate 22 rotatably connected with the first connecting plate 21, the first connecting plate 21 and the second connecting plate 22 are identical in length to the vertical beam 31, two ends of one side of the first connecting plate 21, which is close to the second connecting plate 22, are respectively provided with a yielding groove 23, a rotating shaft 24 parallel to the vertical beam 31 is fixedly welded in the yielding groove 23, two rotating sleeves 25 corresponding to the rotating shaft 24 are fixedly welded on the connecting plate, and the two rotating sleeves 25 are respectively sleeved on the two rotating shafts 24.
One end of the first connecting plate 21 is kept away from to the pivot 24 is provided with the external screw thread, threaded connection has set nut 26 in the pivot 24, set nut 26 is located and rotates one side that the cover 25 kept away from to the first connecting plate 21, the protection network 1 with rotate the connecting piece installation back that finishes, lock set nut 26, set nut 26 and rotation cover 25 butt can restrict to rotate the cover 25 and revolve 24 rotations of rotating, and then can not take place relative rotation between messenger's first 21 and the second 22 connecting plates, can strengthen the stability of connecting.
The positioning nut 26 is a self-locking nut embedded with a nylon ring, the inner diameter of the positioning nut corresponds to the diameter of the rotating shaft 24, and the national standard GB/T3098.9-2002 is referred.
Referring to fig. 4, the connecting frame body 3 includes two cross beams 32 respectively located at the upper and lower ends of the protection net 1 and two vertical beams 31 respectively located at the two sides of the protection net 1, the cross beams 32 and the vertical beams 31 form a rectangle by welding, a reinforcing rib 33 located on the diagonal line of the connecting frame is provided, the two ends of the reinforcing rib 33 are respectively welded and fixed with the cross beams 32, the cross beams 32 of two vertically adjacent protection nets 1 are abutted against each other and fixedly connected in a form of penetrating bolts and locking nuts.
The cross beam 32, the vertical beam and the reinforcing ribs 33 are angle steels of the same specification.
Referring to fig. 1 and 2, the vertical beams 31 of two laterally adjacent protection nets 1 at the corners are respectively connected with the first connecting plate 21 and the second connecting plate 22 in the form of bolts passing through and nuts locking.
The joint of the two corner connecting pieces 2 is provided with a heightened connecting plate 4, and two ends of the heightened connecting plate 4 are respectively fixedly connected with the two corner connecting pieces 2 in a bolt penetrating and nut locking manner.
The implementation principle of the embodiment is as follows: when the protection net 1 at the corner is installed, the cross beams 32 of two vertically adjacent protection nets 1 are mutually abutted and fixedly connected in a bolt penetrating and nut locking mode, then the vertical beams 31 of two horizontally adjacent protection nets 1 are respectively fixed on the first connecting plate 21 and the second connecting plate 22 through bolts and nuts, then the second connecting plate 22 is rotated around the rotating shaft 24, the angle between the first connecting plate 21 and the second connecting plate 22 is adjusted to a proper position according to actual conditions, and finally the positioning nut 26 is locked, so that the first connecting plate 21 and the second connecting plate 22 cannot rotate relatively.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (8)
1. The utility model provides a connection structure of inserted promotion scaffold frame protection network, includes protection network (1) and corner connecting piece (2) of connecting adjacent protection network (1), protection network (1) piece is provided with connection framework (3) all around, connection framework (3) include that two are located crossbeam (32) at protection network (1) upper and lower both ends respectively and two are located perpendicular roof beam (31) of protection network (1) both sides respectively, its characterized in that: the cross beams (32) of two longitudinally adjacent protective nets (1) are mutually abutted and fixedly connected in a mode of penetrating through bolts and locking nuts, the vertical beams (31) of the two transversely adjacent protective nets (1) are connected through a corner connecting piece (2), the corner connecting piece (2) comprises a first connecting plate (21) and a second connecting plate (22) rotatably connected with the first connecting plate (21), the first connecting plate (21) and the second connecting plate (22) are respectively fixedly connected with the two vertical beams (31), and a locking device for limiting the relative rotation of the first connecting plate (21) and the second connecting plate (22) is arranged between the first connecting plate (21) and the second connecting plate (22).
2. The connection structure of an attached lifting scaffold protection net according to claim 1, characterized in that: two ends of one side, close to the second connecting plate (22), of the first connecting plate (21) are respectively fixed with a rotating shaft (24), and two ends of the second connecting plate (22) are respectively fixed with a rotating sleeve (25) sleeved on the rotating shaft (24).
3. The connection structure of an attached lifting scaffold protection net according to claim 2, characterized in that: the locking device comprises a positioning nut (26) which is in threaded connection with the rotating shaft (24), and the positioning nut (26) is located on one side, away from the connecting plate I (21), of the rotating sleeve (25).
4. The connection structure of an attached lifting scaffold protection net according to claim 3, characterized in that: the positioning nut (26) is a self-locking nut.
5. The connection structure of an attached lifting scaffold protection net according to claim 4, characterized in that: the two ends of the first connecting plate (21) are respectively provided with a yielding groove (23), and the rotating shaft (24) is fixed in the yielding grooves (23).
6. The connection structure of an attached lifting scaffold protection net according to claim 5, characterized in that: the junction of two corner connecting pieces (2) is equipped with heightening connecting plate (4), heightening connecting plate (4) both ends respectively with two corner connecting pieces (2) fixed connection.
7. The connection structure of an attached lifting scaffold protection net according to claim 1, characterized in that: the oblique strengthening rib (33) that sets up on the connection framework, strengthening rib (33) both ends respectively with crossbeam (32) fixed connection.
8. The connection structure of an attached lifting scaffold protection net according to claim 7, characterized in that: the cross beam (32), the vertical beam and the reinforcing ribs (33) are all angle steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922055721.3U CN211369479U (en) | 2019-11-23 | 2019-11-23 | Connection structure of inserted lifting scaffold protective net |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922055721.3U CN211369479U (en) | 2019-11-23 | 2019-11-23 | Connection structure of inserted lifting scaffold protective net |
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| Publication Number | Publication Date |
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| CN211369479U true CN211369479U (en) | 2020-08-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201922055721.3U Active CN211369479U (en) | 2019-11-23 | 2019-11-23 | Connection structure of inserted lifting scaffold protective net |
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| CN (1) | CN211369479U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112282328A (en) * | 2020-11-20 | 2021-01-29 | 杭州亿超电气有限公司 | Scaffold frame rotation type corner butt joint standard support body |
-
2019
- 2019-11-23 CN CN201922055721.3U patent/CN211369479U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112282328A (en) * | 2020-11-20 | 2021-01-29 | 杭州亿超电气有限公司 | Scaffold frame rotation type corner butt joint standard support body |
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