CN114059756B - Cantilever beam support system - Google Patents
Cantilever beam support system Download PDFInfo
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- CN114059756B CN114059756B CN202111592062.2A CN202111592062A CN114059756B CN 114059756 B CN114059756 B CN 114059756B CN 202111592062 A CN202111592062 A CN 202111592062A CN 114059756 B CN114059756 B CN 114059756B
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- support
- supporting
- ring
- rod
- cantilever beam
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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
- E04G3/00—Scaffolds essentially supported by building constructions, e.g. adjustable in height
- E04G3/18—Scaffolds essentially supported by building constructions, e.g. adjustable in height supported by cantilevers or other provisions mounted in openings in the building, e.g. window openings
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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
- E04G5/00—Component parts or accessories for scaffolds
-
- 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
- E04G5/00—Component parts or accessories for scaffolds
- E04G5/006—Scaffold with cantilevered sections, e.g. to accommodate overhangs or recesses in the facade
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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
- E04G5/00—Component parts or accessories for scaffolds
- E04G5/007—Devices and methods for erecting scaffolds, e.g. automatic scaffold erectors
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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
- E04G5/00—Component parts or accessories for scaffolds
- E04G5/16—Struts or stiffening rods, e.g. diagonal rods
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Forms Removed On Construction Sites Or Auxiliary Members Thereof (AREA)
- Mutual Connection Of Rods And Tubes (AREA)
Abstract
The application relates to a cantilever beam supporting system, which relates to the technical field of construction tools and comprises a steel pipe, wherein a supporting device is arranged on the steel pipe, and the supporting device comprises a supporting rod and a supporting rod; the two support rings are respectively sleeved on the two adjacent steel pipes in a sliding manner; one ends of the first support rod and the second support rod are rotatably arranged on the support ring, and the ends of the first support rod and the second support rod, which are far away from the support ring, are rotatably connected through a rotating block; the support ring and the rotating block are respectively provided with a linkage assembly which enables the first support rod and the second support rod to rotate simultaneously; and the positioning device is arranged on the support ring and is used for positioning the position of the support ring. This application is through establishing two adjacent steel pipes with two support ring covers on, positioner is to the position location of support ring, consequently through the effort of a plurality of strutting arrangement dispersion steel pipes to this has improved the stability of steel pipe, thereby has improved the support effect of scaffold frame.
Description
Technical Field
The application relates to the technical field of construction tools, in particular to a cantilever beam supporting system.
Background
In special construction of high-rise building buildings, construction operations such as exterior wall building, exterior facade decoration and reinforced concrete engineering are usually carried out by adopting the overhanging type scaffold, compression ring steel bars are embedded in floor slabs, I-shaped steel beams are penetrated, and a plurality of steel wire ropes or steel pull rods are matched for unloading, so that a scaffold rod part is installed, and finally the conventional overhanging type scaffold engineering is completed.
The scaffold frame of cantilever beam is generally formed by connecting vertical steel pipes through a plurality of sections, so that the stress of the steel pipe joints is large, the stability of the scaffold frame is reduced, and the supporting effect of the scaffold frame is poor.
Disclosure of Invention
In order to improve the support effect of scaffold frame, this application provides a cantilever beam braced system.
The application provides a cantilever beam braced system adopts following technical scheme:
a cantilever beam supporting system comprises a plurality of steel pipes which are spliced together, wherein supporting devices are arranged on two adjacent steel pipes, and each supporting device comprises a supporting rod and a supporting rod;
the two support rings are respectively sleeved on the two adjacent steel pipes in a sliding manner;
one ends of the first support rod and the second support rod are rotatably arranged on the support rings, and the ends, far away from the support rings, of the first support rod and the second support rod on the two support rings are rotatably connected through a rotating block; the support rings and the rotating blocks are respectively provided with a linkage assembly which enables the first support rod and the second support rod to rotate simultaneously, and the first support rod and the second support rod are arranged in a plurality of circumferential arrays around the axis of the circular tube;
and the positioning device is arranged on the support ring and is used for positioning the position of the support ring.
Through adopting above-mentioned technical scheme, establish two support ring sleeves on two adjacent steel pipes, positioner is to the position location of support ring, then splice two adjacent steel pipes together, with this with many steel pipes and support ring installation, consequently, one of them steel pipe takes place to remove or the vibration exerts the effort to the support ring, and the support ring effort is through on first bracing piece of pivoted and second bracing piece component force next support ring and steel pipe simultaneously, with this to the effort through a plurality of strutting arrangement dispersion steel pipes, with this stability that has improved the steel pipe, thereby the supporting effect of scaffold has been improved.
Optionally, the linkage assembly comprises;
the first rotating shaft and the second rotating shaft are arranged on the support ring, the first support rod is rotatably arranged on the first rotating shaft, and the second support rod is rotatably arranged on the second rotating shaft;
the first gear and the second gear are respectively arranged on the first supporting rod and the second supporting rod and are meshed with each other.
Through adopting above-mentioned technical scheme, first bracing piece rotates and drives first gear revolve, and first gear revolve drives second gear and second bracing piece and rotates to this realizes that first bracing piece and second bracing piece rotate simultaneously.
Optionally, be located highest department and lowest the steel pipe is used for supporting respectively last cantilever beam and lower cantilever beam and is provided with the fixed disk, wherein two the support ring is contradicted respectively and is fixed a position on two fixed disks, simultaneously with only be provided with first bracing piece or second bracing piece on the support ring that the fixed disk contradicted.
Through adopting the above technical scheme, unblock positioner, establish the support ring cover on the steel pipe, promote the turning block and drive first bracing piece and second bracing piece and rotate simultaneously, with this realize that a plurality of support rings move together, make the support ring that is located highest place and lowest conflict on two fixed disks, fixed position device, with this realize supporting many steel pipes, first bracing piece and second bracing piece rotate simultaneously, and a plurality of support rings move together, thereby make every support ring certain in the position on every steel pipe, consequently make the equilibrium when every steel pipe carries out the component to every strutting arrangement's effort, with this the supporting effect of strutting arrangement to the steel pipe has improved.
Optionally, the support ring includes a first mounting ring and a second mounting ring which are arc-shaped and one end of which is rotatably connected together, and the positioning device includes:
the positioning screw rod penetrates through the first mounting ring and the second mounting ring;
and the positioning nut is in threaded connection with the positioning screw rod and tightly abutted against the second mounting ring.
Through adopting above-mentioned technical scheme, twist and move set nut and make the second collar keep away from the positioning screw, therefore the support ring can slide on the steel pipe, after the completion of sliding, twist and move set nut and make first collar and second collar support tightly on the steel pipe to this realizes fixing a position the support ring, can dismantle the support ring after dismantling down from the positioning screw with set nut simultaneously, thereby convenience when having improved dismantlement and installation support ring.
Optionally, through holes are formed in the first supporting rod and the second supporting rod, the first rotating shaft and the second rotating shaft are threaded rods, the threaded rods penetrate through the supporting rings and the through holes, and nuts abutting against the supporting rings are connected to the threaded rods in a threaded mode.
By adopting the technical scheme, the nut is screwed to be separated from the screw, then the screw is taken down, the first support rod, the second support rod, the support ring and the rotating block can be detached, then the first support rod, the second support rod, the support ring and the rotating block are placed together separately and then are transported, and the first support rod, the second support rod and the rotating block are assembled when in use, so that the convenience in transportation is improved; can dismantle first bracing piece or second bracing piece on the support ring that is located highest place and lowest simultaneously as required, consequently improved the convenience of strutting arrangement in the use.
Optionally, the two steel pipes are detachably connected with the upper cantilever beam and the lower cantilever beam through connecting devices, and the connecting devices comprise;
the supporting plate is pressed against the upper cantilever beam;
the clamping mechanism is arranged on the supporting plate and is used for clamping the upper cantilever beam;
the connecting pipe is arranged on the supporting plate, one end of the steel pipe is inserted and installed on the connecting pipe, and connecting holes penetrating through the steel pipe are formed in the two ends of the steel pipe;
and the connecting screw rod penetrates through the connecting pipe and the connecting hole, and a connecting nut which is tightly propped against the connecting pipe is in threaded connection on the connecting screw rod.
Through adopting above-mentioned technical scheme, unblock fixture, then contradict the backup pad on the cantilever beam, locking fixture is used for the fixed support board, then with another backup pad fixed mounting on the cantilever beam down with same method, on pegging graft the installation on the connecting pipe with steel pipe one end, pass connecting pipe and connecting hole with connecting screw rod after that, twist at last the coupling nut threaded connection to connecting screw rod, make coupling nut support tightly on the connecting pipe, come to come two steel pipes respectively with two connecting pipe fixed connection with this, then the installation is located the steel pipe between two steel pipes of being connected with two connecting pipes, with this realize supporting upper cantilever beam and cantilever beam down, the convenience in the scaffold puts up the installation has also been improved simultaneously.
Optionally, the clamping mechanism includes:
the two clamping plates are arranged on the supporting plate in a sliding mode and are used for clamping the upper cantilever beam;
the clamping screw is rotationally arranged on the supporting plate and is provided with two thread sections which have opposite spiral lines and are respectively in threaded connection with the two clamping plates;
and the locking screw is in threaded connection with the supporting plate and abuts against the clamping screw.
By adopting the technical scheme, the locking screw is screwed to be far away from the clamping screw, and then the clamping screw is rotated to drive the two clamping plates to be far away from each other, so that the convenience when the two clamping plates are moved to two sides of the upper cantilever beam or the lower cantilever beam is facilitated, and then the clamping plates are close to each other to clamp the upper cantilever beam or the lower cantilever beam, so that the fixing effect on the supporting plate is improved, and the supporting effect of the scaffold on the upper cantilever beam and the lower cantilever beam is improved; and two grip blocks can also adapt to and press from both sides tightly not unidimensional upper cantilever beam or lower cantilever beam, have improved the accommodation of two grip blocks.
Optionally, adjacent two the steel pipe passes through coupling mechanism and can dismantle the connection, coupling mechanism includes:
the connecting device comprises a first connecting ring and a second connecting ring, wherein one ends of the first connecting ring and the second connecting ring are rotatably connected together, and the other ends of the first connecting ring and the second connecting ring are provided with connecting plates and are matched with and clamp two adjacent steel pipes;
the first screw penetrates through the two connecting plates and is in threaded connection with a first nut which is tightly propped against the connecting plates;
and the second screw rod penetrates through the first connecting ring and the connecting holes, a second nut tightly abutted against the second connecting ring is in threaded connection with the second screw rod, and meanwhile, the second screw rod and the second nut are both provided with two connecting holes which are in one-to-one correspondence with the connecting holes in the two steel pipes.
By adopting the technical scheme, the second nut is screwed to be away from the steel pipe, so that the second nut is separated from the second screw rod, then the second screw rod can be taken down, then the first screw rod can be taken down by the same method, and then the first connecting ring and the second connecting ring can be taken down, thereby realizing the disassembly of two adjacent steel pipes.
When the steel pipe is installed, the two ends of the steel pipe are abutted together, then the two second screws penetrate through the first connecting ring, the connecting hole and the second connecting ring respectively, then the second nuts are screwed to the second screws, then the first screws penetrate through the two connecting plates, the first nuts are screwed to the first screws, finally the first nuts and the second nuts are screwed to be abutted to the connecting plates and the second connecting ring respectively, so that the adjacent two steel pipes are fixed, and convenience in installing the adjacent two steel pipes is improved.
Optionally, the fixed disk is slidably sleeved on the steel pipe and is in threaded connection with a fixing screw tightly abutted to the steel pipe, and the fixed disk is abutted to the connecting pipe for positioning.
Through adopting above-mentioned technical scheme, slide the fixed disk and overlap and establish on the steel pipe, promote the fixed disk and support and press to the connecting pipe, twist at last and move set screw and support tightly and be used for fixing a position the fixed disk on the steel pipe, so that install or dismantle the fixed disk, and the support ring supports and presses and serve at the fixed disk that deviates from one of connecting pipe, stability when the support ring supports has been improved, so as to realize also having improved the support effect of scaffold frame simultaneously under the condition of fixed disk easy to assemble and dismantlement.
In summary, the present application includes at least one of the following beneficial technical effects:
1. through establishing two adjacent steel pipes with two support ring covers on, positioner is to the position location of support ring, consequently through the effort of a plurality of strutting arrangement dispersion steel pipes to this has improved the stability of steel pipe, thereby has improved the support effect of scaffold frame.
Drawings
FIG. 1 is a schematic perspective view of the present application;
FIG. 2 is a partial structural schematic of the present application;
FIG. 3 is a schematic view of the construction of the connection device of the present application;
FIG. 4 is a schematic structural view of the connection mechanism and support device of the present application;
FIG. 5 is an enlarged schematic view of portion A of FIG. 4;
FIG. 6 is a schematic structural view of a linkage assembly of the present application.
Reference numerals are as follows: 1. a steel pipe; 11. an upper cantilever beam; 12. a lower cantilever beam; 14. fixing the disc; 15. a set screw; 16. a fixed block; 17. fixing grooves; 18. rotating the block; 19. a rotating groove; 2. a connecting mechanism; 21. a first connecting ring; 22. a second connection ring; 23. a first screw; 24. a second screw; 25. a connecting plate; 26. a first nut; 27. a second nut; 3. a connecting device; 31. a support plate; 311. a sliding groove; 312. a support block; 32. a clamping mechanism; 321. a clamping plate; 322. clamping the screw rod; 323. locking the screw rod; 33. a connecting pipe; 34. connecting a screw rod; 35. a connecting nut; 4. a support device; 41. a support ring; 411. a first mounting ring; 412. a second mounting ring; 413. a support shaft; 414. mounting a plate; 42. a first support bar; 43. a second support bar; 44. a through hole; 45. fixing the tube; 5. a positioning device; 51. positioning a screw rod; 52. positioning a nut; 6. a linkage assembly; 61. a first rotating shaft; 62. a second rotating shaft; 63. a first gear; 64. a second gear.
Detailed Description
The present application is described in further detail below with reference to figures 1-6.
The embodiment of the application discloses cantilever beam braced system.
Referring to fig. 1, the cantilever beam support system includes a plurality of steel pipes 1 for supporting an upper cantilever beam 11 and a lower cantilever beam 12, two adjacent steel pipes 1 are detachably connected by a connection mechanism 2, and two adjacent steel pipes 1 are provided with a support device 4, and the scaffold is provided with three steel pipes at intervals along the length direction of the upper cantilever beam 11 and the lower cantilever beam 12.
Referring to fig. 2 and 3, the number of the steel pipes 1 can be three, the three steel pipes 1 are in a vertical state, two ends of each steel pipe 1 are butted together, and connecting holes which are horizontal and penetrate through the steel pipes 1 are formed in two ends of each steel pipe 1.
Referring to fig. 2 and 4, the connection mechanism 2 includes a first connection ring 21 and a second connection ring 22, a first screw 23 and a second screw 24, one ends of the first connection ring 21 and the second connection ring 22 are rotatably connected together through a connection shaft, the first connection ring 21 and the second connection ring 22 are matched to clamp two ends of two adjacent steel pipes 1, and meanwhile, insertion holes are formed in the first connection ring 21 and the second connection ring 22 and are located at positions corresponding to the connection holes in the two adjacent steel pipes 1, so that two insertion holes are vertically spaced on the first connection ring 21 and the second connection ring 22, and a connection plate 25 is fixedly mounted at one end of the first connection ring 21 and one end of the second connection ring 22 far away from the connection shaft.
Referring to fig. 4, the first screw 23 horizontally passes through the two connecting plates 25, and the first screw 23 is connected with a first nut 26 tightly pressed on the connecting plates 25 by screw threads; the second screw 24 horizontally penetrates through the insertion hole and the connection hole, a second nut 27 tightly abutted against the second connection ring 22 is in threaded connection with the second screw 24, and the second screw 24 and the second nut 27 are both provided with two insertion holes which are in one-to-one correspondence with the two insertion holes on the first connection ring 21.
Referring to fig. 2 and 4, when two adjacent steel pipes 1 are installed, two ends of the two adjacent steel pipes 1 are abutted together, then two second screws 24 respectively penetrate through two insertion holes and two connecting holes, two second nuts 27 are respectively screwed to be connected to the two second screws 24, and the second nuts 27 are screwed to be connected to the second screws 24; then the first screw 23 penetrates through the two connecting plates 25, the first nut 26 is screwed to the first screw 23, and finally the second nut 27 and the first nut 26 are screwed to abut against the second connecting ring 22 and the connecting plates 25 respectively, so as to fixedly connect the two adjacent steel pipes 1.
Referring to fig. 1, two steel pipes 1 located at the highest position and the lowest position are detachably connected to an upper cantilever beam 11 and a lower cantilever beam 12 through a connecting device 3, and the lower side is explained by taking the connecting device 3 connected to the upper cantilever beam 11 as an example.
Referring to fig. 1 and 4, the connecting device 3 includes a support plate 31, a clamping mechanism 32, a connecting pipe 33 and a connecting screw 34, wherein the support plate 31 is pressed against the bottom end of the upper cantilever beam 11; the clamping mechanism 32 is provided on the support plate 31 and is used for clamping the upper cantilever beam 11.
Referring to fig. 2 and 3, a sliding slot 311 is opened on the upper surface of the support plate 31, and two support blocks 312 are horizontally slidably mounted on the sliding slot 311. The clamping mechanism 32 includes two clamping plates 321, clamping screws 322 and locking screws 323, the bottom ends of the two clamping plates 321 are respectively and fixedly mounted on the top end of the supporting block 312, and the bottom ends of the two clamping plates 321 abut against the upper surface of the supporting plate 31.
Referring to fig. 1 and 3, the two clamping plates 321 are matched to clamp the upper cantilever beam 11, the clamping screw 322 is horizontally and rotatably mounted on the sliding chute 311, two screw thread sections with opposite spiral threads and in threaded connection with the two clamping plates 321 are formed on the clamping screw 322, and meanwhile, one end of the clamping screw 322 horizontally penetrates through the support plate 31 and is coaxially and fixedly provided with a turntable; the locking screw 323 is screwed on the upper surface of the support plate 31, and the locking screw 323 abuts against the clamping screw 322 for positioning.
Referring to fig. 1 and 4, a connecting pipe 33 is fixedly installed on the lower surface of the supporting plate 31, one end of the steel pipe 1 is inserted into the connecting pipe 33, and the connecting hole is located in the connecting pipe 33; the connecting screw 34 horizontally penetrates through the connecting pipe 33 and the connecting hole, the connecting screw 34 penetrates out of the connecting pipe 33 and is in threaded connection with a connecting nut 35, and meanwhile the connecting nut 35 abuts against the connecting pipe 33. The steel pipes 1 at the highest position and the lowest position are all slidably sleeved with fixed disks 14, the fixed disks 14 are connected with fixing screws 15 tightly abutted to the steel pipes 1 in a threaded mode, and the two fixed disks 14 are abutted to one ends, opposite to the two connecting pipes 33, of the two fixed disks for positioning.
Referring to fig. 4 and 5, the supporting device 4 includes two supporting rings 41, a first supporting rod 42, a second supporting rod 43, and a positioning device 5, the two supporting rings 41 are respectively slidably sleeved on two adjacent steel pipes 1, and the two supporting rings 41 on the steel pipe 1 provided with the fixed disc 14 are pressed against opposite ends of the two fixed discs 14.
Referring to fig. 4 and 6, the support ring 41 includes a first mounting ring 411 and a second mounting ring 412, one ends of which are rotatably mounted together by a support shaft 413, the first mounting ring 411 and the second mounting ring 412 are both arc-shaped, and one ends of which away from the support shaft 413 are both fixedly mounted with a mounting plate 414, and the positioning device 5 is disposed on the mounting plate 414 and is used for positioning the position of the support ring 41.
Referring to fig. 4 and 5, the positioning device 5 includes a positioning screw 51 and a positioning nut 52, the positioning screw 51 passes through the two mounting plates 414, and the positioning nut 52 is screwed on the positioning screw 51 and abuts against the mounting plates 414.
Referring to fig. 4 and 5, the fixing blocks 16 are fixedly mounted on the side walls of the first mounting ring 411 and the second mounting ring 412, the fixing blocks 16 are circumferentially arrayed around the axis of the steel pipe 1, meanwhile, a plurality of fixing grooves 17 penetrating through the upper surface and the lower surface of the fixing block 16 are formed in one end, away from the first mounting ring 411, of the fixing block 16, one ends of the first supporting rod 42 and the second supporting rod 43 are rotatably mounted on the fixing grooves 17, and the first supporting rod 42 and the second supporting rod 43 are provided with a plurality of fixing blocks 16 and are arranged in a one-to-one correspondence manner.
Referring to fig. 4 and 5, the first supporting rod 42 is located above the second supporting rod 43, one end of the first supporting rod 42, which is far away from the fixed block 16, is arranged obliquely upward, one end of the second supporting rod 43, which is far away from the fixed block 16, is arranged obliquely downward, one ends of the first supporting rod 42 and the second supporting rod 43, which are located on the fixed blocks 16 of two adjacent supporting rings 41, are connected in a rotating manner through the rotating block 18, a rotating groove 19 penetrating through the upper surface and the lower surface of the rotating block 18 is formed on the side wall of the rotating block 18, which is close to one side of the steel pipe 1, and both the first supporting rod 42 and the second supporting rod 43 are rotatably installed on the rotating groove 19.
Referring to fig. 4 and 5, the fixing groove 17 and the rotating groove 19 are each provided with a link assembly 6 for simultaneously rotating the first support rod 42 and the second support rod 43; the linkage assembly 6 on the fixed block 16 will be explained as an example.
Referring to fig. 4 and 6, the linkage assembly 6 includes a first rotating shaft 61, a second rotating shaft 62, a first gear 63 and a second gear 64, and through holes 44 penetrating the first supporting rod 42 and the second supporting rod 43 are respectively formed at both ends of the first supporting rod 42 and the second supporting rod 43.
Referring to fig. 4 and 6, the first rotating shaft 61 and the second rotating shaft 62 are both screws, the first rotating shaft 61 and the second rotating shaft 62 both horizontally penetrate through the fixed block 16 and the fixed groove 17 and penetrate out of the fixed block 16, and nuts abutting against the fixed block 16 are both connected to the first rotating shaft 61 and the second rotating shaft 62 through threads; meanwhile, the first rotating shaft 61 passes through the through hole 44 of the first supporting rod 42, and the second rotating shaft 62 passes through the through hole 44 of the second supporting rod 43, so that the first supporting rod 42 is rotatably sleeved on the first rotating shaft 61, and the second supporting rod 43 is rotatably sleeved on the second rotating shaft 62.
Referring to fig. 4, the fixing block 16 on the support ring 41 contacting the fixed disk 14 located at the highest position is provided with only the second support bar 43, and the fixing block 16 on the support ring 41 contacting the fixed disk 14 located at the lowest position is provided with only the first support bar 42, so that the first support bar 42 or the second support bar 43 on the fixing block 16 can be removed and installed as desired by screwing the nut on the screw.
Referring to fig. 4 and 6, a fixing tube 45 is fixedly mounted at both ends of the first supporting rod 42 and the second supporting rod 43, and the axis of the fixing tube 45 coincides with the axis of the through hole 44, and the inner diameter of the fixing tube 45 is the same as the inner diameter of the through hole 44; the first gear 63 is keyed on the fixed tube 45 on the first support rod 42, and the second gear 64 is keyed on the fixed tube 45 on the second support rod 43, the first gear 63 and the second gear 64 are both located in the fixed slot 17 and meshed with each other.
Referring to fig. 4 and 6, when the support rings 41 move, the first support rods 42 and the first gears 63 are driven to rotate, the first gears 63 rotate the second gears 64 and the second support rods 43, the second support rods 43 drive the other support ring 41 to move, so that the support rings 41 on the plurality of steel pipes 1 move simultaneously, after the support rings 41 are fixed, one of the steel pipes 1 is stressed and then applies an acting force to the support ring 41, and the support ring 41 applies an acting force to the other support ring 41 and the steel pipe 1 through the first support rods 42 and the second support rods 43, so that an effect of dispersing the force is achieved, and the stability of the steel pipe 1 is improved.
The working principle of the embodiment of the application is as follows:
screwing the locking screw 323 away from the clamping screw 322, abutting the support plate 31 on the upper cantilever beam 11, screwing the turntable to drive the two clamping plates 321 to be close to and clamp the upper cantilever beam 11, finally screwing the locking screw 323 to abut on the clamping screw 322 for positioning, then fixedly installing the other support plate 31 on the lower cantilever beam 12 by the same method, inserting one end of the steel pipe 1 on the connecting pipe 33, penetrating the connecting screw 34 through the connecting pipe 33 and the connecting hole, and then connecting the connecting nut 35 to the connecting screw 34 in a threaded manner and abutting on the connecting pipe 33, thereby fixedly installing the steel pipe 1 at the highest position and the lowest position.
The fixing disc 14 is sleeved on the steel pipe 1 in a sliding mode, the fixing disc 14 is pushed to abut against the connecting pipe 33, the fixing screws 15 are screwed to abut against the steel pipe 1 for positioning, so that the two fixing discs 14 are fixedly installed on the two steel pipes 1 at the highest position and the lowest position, then two ends of the steel pipe 1 abut against one end, opposite to the two installed steel pipes 1, of each steel pipe 1, the two second screw rods 24 penetrate through the two inserting holes and the connecting hole respectively, the second nuts 27 are connected onto the second screw rods 24 in a threaded mode and abut against the second connecting rings 22 for positioning, the first screw rods 23 penetrate through the connecting plates 25, and finally the first nuts 26 are connected onto the first screw rods 23 in a threaded mode and abut against the connecting plates 25 to fixedly install the two adjacent steel pipes 1.
Then, the first mounting ring 411 and the second mounting ring 412 are clamped on the steel pipe 1, the positioning screw 51 penetrates through the mounting plate 414, the positioning nut 52 is screwed on the positioning screw 51 and abuts against the mounting plate 414, so that the support ring 41 is fixedly mounted on the steel pipe 1, then the other support rings 41 are fixedly mounted on the steel pipe 1 in the same way, and the support rings 41 at the highest position and the lowest position abut against the opposite ends of the two fixed plates 14, so that the scaffold is mounted, and therefore, the first support rod 42 and the second support rod 43 rotate simultaneously, so that the plurality of support rings 41, the first support rod 42 and the second support rod 43 simultaneously perform a support component force on the upper cantilever beam 11 and the lower cantilever beam 12, and thus, the support effect of the scaffold is improved.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: equivalent changes in structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (5)
1. The utility model provides a cantilever beam braced system, includes many steel pipes (1) of concatenation together, its characterized in that: the number of the steel pipes (1) is at least three, two adjacent steel pipes (1) are provided with supporting devices (4), and each supporting device (4) comprises;
the two support rings (41) are respectively sleeved on the two adjacent steel pipes (1) in a sliding manner;
one ends of the first supporting rod (42) and the second supporting rod (43) are rotatably arranged on the supporting rings (41), and the ends, far away from the supporting rings (41), of the first supporting rod (42) and the second supporting rod (43) on the two supporting rings (41) are rotatably connected through a rotating block (18); the supporting ring (41) and the rotating block (18) are respectively provided with a linkage assembly (6) which enables the first supporting rod (42) and the second supporting rod (43) to rotate simultaneously, and the first supporting rod (42) and the second supporting rod (43) are respectively provided with a plurality of supporting rods in a circumferential array around the axis of the circular pipe;
the positioning device (5) is arranged on the support ring (41) and is used for positioning the position of the support ring (41);
the linkage assembly (6) comprises;
the support ring comprises a first rotating shaft (61) and a second rotating shaft (62), wherein the first rotating shaft (61) and the second rotating shaft (62) are arranged on the support ring (41), the first supporting rod (42) is rotatably arranged on the first rotating shaft (61), and the second supporting rod (43) is rotatably arranged on the second rotating shaft (62);
a first gear (63) and a second gear (64), the first gear (63) and the second gear (64) being respectively arranged on the first support rod (42) and the second support rod (43) and meshed with each other;
the steel pipes (1) positioned at the highest position and the lowest position are respectively used for supporting an upper cantilever beam (11) and a lower cantilever beam (12) and are provided with fixed discs (14), wherein two support rings (41) are respectively abutted against the two fixed discs (14) for positioning, and only a first support rod (42) or a second support rod (43) is arranged on the support ring (41) abutted against the fixed discs (14);
the two steel pipes (1) are detachably connected with an upper cantilever beam (11) and a lower cantilever beam (12) through connecting devices (3), and each connecting device (3) comprises a connecting rod;
the supporting plate (31), the supporting plate (31) is pressed against the upper cantilever beam (11);
the clamping mechanism (32) is arranged on the supporting plate (31) and is used for clamping the upper cantilever beam (11);
the connecting pipe (33) is arranged on the supporting plate (31), one end of the steel pipe (1) is inserted into the connecting pipe (33), and connecting holes penetrating through the steel pipe (1) are formed in the two ends of the steel pipe (1);
the connecting screw rod (34), the said connecting screw rod (34) crosses connecting tube (33) and attachment hole, the said connecting screw rod (34) connects with the connecting nut (35) that supports on the connecting tube (33) closely in whorl;
the fixed disc (14) is sleeved on the steel pipe (1) in a sliding mode, the fixed disc (14) is connected with the fixed screw (15) tightly abutted to the steel pipe (1) in a threaded mode, and the fixed disc (14) is abutted to the connecting pipe (33) in a pressing mode to be located.
2. The cantilever beam support system of claim 1, wherein: the support ring (41) comprises a first mounting ring (411) and a second mounting ring (412) which are arc-shaped and one ends of which are rotationally connected together, and the positioning device (5) comprises:
a positioning screw (51), wherein the positioning screw (51) penetrates through the first mounting ring (411) and the second mounting ring (412);
and the positioning nut (52) is in threaded connection with the positioning screw rod (51) and is abutted against the second mounting ring (412).
3. The cantilever beam support system of claim 1, wherein: through holes (44) are formed in the first supporting rod (42) and the second supporting rod (43), the first rotating shaft (61) and the second rotating shaft (62) are both screws, the screws penetrate through the supporting ring (41) and the through holes (44), and nuts abutting against the supporting ring (41) are in threaded connection with the screws.
4. The cantilever beam support system of claim 1, wherein: the clamping mechanism (32) comprises:
the two clamping plates (321) are arranged on the supporting plate (31) in a sliding mode and used for clamping the upper cantilever beam (11);
the clamping screw rod (322) is rotatably arranged on the supporting plate (31) and is provided with two thread sections which are opposite in spiral line and are respectively in threaded connection with the two clamping plates (321);
and the locking screw rod (323) is in threaded connection with the support plate (31) and abuts against the clamping screw rod (322).
5. The cantilever beam support system of claim 1, wherein: two adjacent steel pipe (1) can dismantle the connection through coupling mechanism (2), coupling mechanism (2) include:
the steel pipe clamping device comprises a first connecting ring (21) and a second connecting ring (22), wherein one end of the first connecting ring (21) and one end of the second connecting ring (22) are rotatably connected together, and the other end of the first connecting ring (21) and the other end of the second connecting ring (22) are provided with a connecting plate (25) and are matched with and clamp two adjacent steel pipes (1);
the first screw (23) penetrates through the two connecting plates (25) and is in threaded connection with a first nut (26) which abuts against the connecting plates (25);
the second screw (24) penetrates through the first connecting ring (21) and the connecting holes, a second nut (27) tightly abutted against the second connecting ring (22) is connected to the second screw (24) in a threaded mode, and meanwhile the second screw (24) and the second nut (27) are both provided with two connecting holes which are in one-to-one correspondence with the connecting holes in the two steel pipes (1).
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| CN202111592062.2A CN114059756B (en) | 2021-12-23 | 2021-12-23 | Cantilever beam support system |
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| CN202111592062.2A CN114059756B (en) | 2021-12-23 | 2021-12-23 | Cantilever beam support system |
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