CN113047591B - Pull-up type overhanging scaffold - Google Patents
Pull-up type overhanging scaffold Download PDFInfo
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- CN113047591B CN113047591B CN202110296160.5A CN202110296160A CN113047591B CN 113047591 B CN113047591 B CN 113047591B CN 202110296160 A CN202110296160 A CN 202110296160A CN 113047591 B CN113047591 B CN 113047591B
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- 238000009434 installation Methods 0.000 claims abstract description 29
- 238000004804 winding Methods 0.000 claims description 5
- 230000000903 blocking effect Effects 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 3
- 229910000831 Steel Inorganic materials 0.000 description 14
- 239000010959 steel Substances 0.000 description 14
- 230000003014 reinforcing effect Effects 0.000 description 8
- 238000010586 diagram Methods 0.000 description 5
- 230000001105 regulatory effect Effects 0.000 description 5
- 238000010276 construction Methods 0.000 description 3
- 238000011900 installation process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002457 bidirectional effect Effects 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
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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
- E04G3/20—Scaffolds essentially supported by building constructions, e.g. adjustable in height supported by walls
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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
- E04G5/04—Means for fastening, supporting, or bracing scaffolds on or against building constructions
- E04G5/046—Means for fastening, supporting, or bracing scaffolds on or against building constructions for fastening scaffoldings on walls
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Abstract
The utility model relates to the technical field of scaffolds, in particular to an upward-pulling type overhanging scaffold, which comprises a bearing rod, wherein one end of the bearing rod is fixed on a wall body, the other end of the bearing rod extends horizontally, a frame body is arranged on the bearing rod, an oblique-pulling device is arranged between the bearing rod and the wall body, the oblique-pulling device comprises a tightening assembly and at least two pull ropes, the tightening assembly comprises a shell, an installation frame and two take-up wheels, the two take-up wheels and the installation frame are both connected on the shell in a sliding manner, and each take-up wheel is rotatably connected on one installation frame; one end of the pull rope is connected to the bearing rod, and the other end of the pull rope is fixed on a take-up pulley; one end of the other pull rope is fixed on the wall body, and the other end of the other pull rope is fixed on the other take-up pulley; the take-up pulley is connected with a positioning piece for fixing the take-up pulley to the mounting frame, and the shell is connected with an adjusting piece for driving the mounting frame to slide in the shell. This application has easy to assemble's effect.
Description
Technical Field
The application relates to the technical field of scaffolds, in particular to a pull-up type overhanging scaffold.
Background
Scaffolds are commonly used in building construction, the scaffolds are construction platforms for guaranteeing personnel safety in the construction process, and the scaffolds are used for setting up different structures according to construction requirements, including upright rods, bridges, doors and cantilever type. The scaffold is convenient to erect and disassemble, reasonable in structure and safe in structural design.
Patent document No. CN205777424U discloses a pull-up cantilever scaffold support device anchored on the outside of a structure, which includes a main force-bearing i-beam and a pull-up rod device, the main force-bearing i-beam passes through a wall body through a high-strength bolt and is fixed on the wall body, the pull-up rod device and the main force-bearing i-beam pass through the high-strength bolt through a welding lug plate and are fixed, the pull-up rod device includes two steel bars and a turn buckle, the ends of the two steel bars are welded with a connecting lug plate, the steel bars are provided with threads and are connected with the turn buckle by threads, the tightening mode is bidirectional tightening, so that one of the two steel bars is fixed on the wall body, the other end is connected on the main bearing I-shaped steel beam through the lug plate, then the turn buckle is screwed up, so that the upper pull rod device generates upward pulling force on the main bearing I-shaped steel beam, and the mounting firmness and the bearing capacity of the main bearing I-shaped steel beam are improved.
However, in the structure, when the main bearing I-shaped steel beam is tensioned through the turn buckle and the steel bar, the turn number of the turn buckle is large, and the installation is troublesome.
Disclosure of Invention
In order to make the installation more convenient, this application provides a pull-up formula scaffold frame of encorbelmenting.
The application provides a pull-up formula scaffold frame of encorbelmenting adopts following technical scheme:
an upward-pulling type overhanging scaffold comprises a bearing rod, wherein one end of the bearing rod is fixed on a wall body, the other end of the bearing rod extends horizontally, a frame body is installed on the bearing rod, an oblique-pulling device is arranged between the bearing rod and the wall body, the oblique-pulling device comprises a tightening assembly and at least two pull ropes, the tightening assembly comprises a shell, an installation frame and two take-up wheels, the two take-up wheels and the installation frame are arranged, the installation frame is connected to the shell in a sliding mode, and each take-up wheel is connected to one installation frame in a rotating mode; one end of the pull rope is connected to the bearing rod, and the other end of the pull rope is fixed on a take-up pulley; one end of the other pull rope is fixed on the wall body, and the other end of the other pull rope is fixed on the other take-up pulley; be connected with the setting element that is used for fixed take-up pulley to the mounting bracket on the take-up pulley, be connected with on the casing and be used for driving the adjusting part that the mounting bracket slided in the casing.
Through adopting above-mentioned technical scheme, during the use, load pole one end is fixed on the wall body earlier, the tip of two stay cords in the oblique-pulling device is connected to load pole and wall body respectively on, the stay cord is in the slack state, the staff rotates the take-up pulley, the stay cord is fixed on the take-up pulley, thereby can make the take-up pulley carry out the rolling to the stay cord, shorten the length that the stay cord is connected between load pole and wall body, make the stay cord pretension earlier, then use the setting element with take-up pulley and mounting bracket fixed connection, rethread adjusting part drive mount slides in the casing, make two mounting brackets be close to relatively, and then can be with the stay cord tensioning, make the load pole install fast conveniently.
Preferably, the positioning part is a pawl, and the take-up pulley is provided with ratchet teeth matched with the positioning part.
Through adopting above-mentioned technical scheme, the setting element is the pawl, and the setting element cooperates with the ratchet wheel to can make the take-up pulley unidirectional rotation under the effect of setting element and ratchet tooth, the staff one-wayly rotates the messenger stay cord to take-up pulley on.
Preferably, the setting element includes pin, spring and installation shell, and the installation shell is fixed on the mounting bracket, and pin sliding fit is on the installation shell, spring one end butt is on the pin, and the other end butt is on the installation shell, a plurality of locating holes have been seted up on the take-up pulley, and a plurality of locating holes set up along the axis circumference of take-up pulley, the tip of pin is used for running through the mounting bracket and inserts in the locating hole.
Through adopting above-mentioned technical scheme, the tip of pin is used for inserting the registration hole in, when pulling out the pin from the registration hole, the staff can rotate the take-up pulley, and when the pin inserted the registration hole under the effort of spring, the take-up pulley was for mounting bracket fixed connection, and it is more firm to connect.
Preferably, the adjusting piece is a bolt, the length direction of the adjusting piece is parallel to the sliding direction of the mounting frame on the shell, the adjusting piece is in threaded connection with the shell, and the end part of the adjusting piece abuts against the mounting frame.
Through adopting above-mentioned technical scheme, the regulating part is the bolt, and regulating part threaded connection is on the casing, and tip butt through the regulating part makes the regulating part adjust the position of mounting bracket on the mounting bracket to make two admission pulleys drive the tip of stay cord and adjust, make the stay cord tensioning.
Preferably, the regulating part includes regulation pole and at least a set of connecting rod, and a set of connecting rod sets up two at least, and the one end of connecting rod is rotated and is connected on the mounting bracket, and the other end is rotated and is connected with the thread bush to two connecting rods in a set of rotate to connect on a thread bush, two in a set of the connecting rod is the V-arrangement, adjust the pole and rotate to connect on the casing to with thread bush threaded connection.
Through adopting above-mentioned technical scheme, thread bush threaded connection is on adjusting the pole, adjusts the pole and rotates to be connected on the casing to when rotating the regulation pole, the thread bush moves along the length direction of regulation pole, makes the thread bush drive two connecting rods, and the connecting rod drives two mounting brackets and is close to each other, makes the stay cord tensioning.
Preferably, the connecting rods are arranged into two groups, the two groups of connecting rods are arranged oppositely in a V shape, the thread sleeves connected with the two groups of connecting rods are positioned on the same straight line, and the thread rotating directions of the connecting positions of the adjusting rods and the two thread sleeves are opposite.
Through adopting above-mentioned technical scheme, adjust the screw thread of pole and two thread bush connection pieces and revolve to opposite to when rotating the regulation pole, two thread bushes remove simultaneously, and then can set to two sets of connecting rods, make the connecting rod bigger to the pulling force of thread bush, increase strength.
Preferably, a support rod is arranged below the bearing rod, one end of the support rod is fixed on the wall body, the other end of the support rod is supported on the lower bottom surface of the bearing rod in the upward direction far away from the wall body, and an adjusting device is arranged between one end of the support rod close to the bearing rod and the bearing rod.
By adopting the technical scheme, one end of the supporting rod is fixed on the wall body, the other end of the supporting rod is abutted against the lower bottom surface of the bearing rod, and the supporting rod is fixedly connected with the bearing rod through the adjusting device, so that the bearing capacity of the bearing rod can be improved by the supporting rod.
Preferably, the adjusting device comprises two movable plates, one movable plate is fixed on the supporting rod, the other movable plate is fixed on the bearing rod, a side plate is arranged on one side of the movable plate, the side plates are vertically arranged, a sliding groove is formed in each side plate, the movable plates are in sliding fit in the sliding grooves, a flange is fixed on each movable plate, the flanges on the two movable plates and the side plates are arranged at intervals and matched with each other to form a slot, and a trapezoidal plate is inserted into the slot.
Through adopting above-mentioned technical scheme, the movable plate is fixed on bracing piece and load pole, and the trapezoidal plate inserts in the slot from top to bottom to the trapezoidal plate can be fixed the distance between two movable plates, thereby makes quick fixed connection between bracing piece and the load pole.
Preferably, a connecting plate is fixed at one end of each of the bearing rod and the support rod, a connecting hole is formed in the connecting plate, a bolt is connected to the connecting plate through the connecting hole, and the bolt is inserted into a connecting sleeve arranged in the wall body and is in threaded connection with a nut.
By adopting the technical scheme, the connecting holes are formed in the connecting plate, the bolts penetrate through the connecting plate through the connecting holes and are inserted into the connecting sleeve in the wall body, so that the connecting plate is fixed on the wall body, and the bearing rod and the supporting rod are convenient to disassemble.
Preferably, the support body includes the pole setting, the vertical setting of pole setting, the last fixed inserted bar that is provided with of bearing rod, the vertical setting of inserted bar, the lower extreme of inserted bar is provided with the toper seat, the great one end of toper seat sets up down, the pole setting cover is established at the inserted bar and is pushed away on the shape seat.
Through adopting above-mentioned technical scheme, the vertical setting of pole setting, the lower extreme of pole setting is provided with the toper seat to insert earlier in the pole setting through the inserted bar, by the lower extreme cooperation of toper seat and pole setting again, make things convenient for the installation of pole setting, it is comparatively accurate to the position location of pole setting simultaneously.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the end parts of the two pull ropes are respectively connected to the bearing rod and the wall body, a worker rotates the take-up pulley to roll the pull ropes, the pull ropes are pre-tensioned, the mounting frames are driven by the adjusting piece to slide in the shell, the two mounting frames are relatively close to each other, the pull ropes can be tensioned, and the bearing rod can be quickly and conveniently mounted;
2. the end part of the pin is used for being inserted into the positioning hole, and when the pin is inserted into the positioning hole under the action force of the spring, the take-up pulley is fixedly connected relative to the mounting frame, so that the connection is firm;
3. through thread bush threaded connection on adjusting the pole, adjust the pole and rotate and connect on the casing to when rotating the regulation pole, the thread bush moves along the length direction of regulation pole, makes the thread bush drive two connecting rods, and the connecting rod drives two mounting brackets and is close to each other, makes the stay cord tensioning.
Drawings
FIG. 1 is a schematic overall structure diagram of a first embodiment of the present application;
fig. 2 is a schematic view of an installation structure of a bearing rod in the first embodiment of the application;
FIG. 3 is a schematic structural diagram of an adjusting device according to an embodiment of the present application;
fig. 4 is a schematic structural diagram of a cable-stayed device according to an embodiment of the present application;
FIG. 5 is a schematic structural diagram of a tightening assembly according to one embodiment of the present application;
FIG. 6 is a schematic view of the installation structure of the vertical rod in the first embodiment of the present application;
FIG. 7 is a schematic structural diagram of a tightening assembly according to a second embodiment of the present application;
fig. 8 is a schematic view of an internal structure of a mounting frame in the second embodiment of the present application.
Description of reference numerals: 1. a force bearing rod; 11. a fixing plate; 12. connecting lugs; 2. a wall body; 21. connecting sleeves; 3. a cable-stayed device; 31. pulling a rope; 32. a tightening assembly; 321. a housing; 322. a mounting frame; 323. a take-up pulley; 324. an adjustment member; 3241. a connecting rod; 3242. a threaded sleeve; 3243. adjusting a rod; 325. a long groove; 326. a handle; 327. a positioning member; 3271. a spring plate; 3272. ratchet teeth; 3273. an operation section; 3275. a pin; 3276. a spring; 3277. mounting a shell; 3278. positioning holes; 33. a first U-shaped piece; 34. a second U-shaped piece; 4. a frame body; 41. erecting a rod; 42. a horizontal bar; 43. a pull rod; 44. inserting a rod; 45. a conical seat; 46. pre-burying a pipe; 5. a connecting plate; 51. connecting holes; 6. a support bar; 61. an L-shaped plate; 7. an adjustment device; 71. a side plate; 711. a chute; 72. moving the plate; 73. a connecting member; 74. blocking edges; 75. a slot; 76. a trapezoidal plate; 8. a mounting seat; 81. a screw; 82. a base plate; 83. a sleeve; 84. a reinforcing plate.
Detailed Description
The present application is described in further detail below with reference to figures 1-8.
The embodiment of the application discloses pull-up type scaffold that encorbelments.
Example one
The utility model provides a pull-up formula scaffold frame of encorbelmenting, refer to figure 1, including load pole 1, load pole 1 is made for I shaped steel, load pole 1 level sets up, load pole 1 one end is fixed on vertical wall body 2, the other end extends to the outside of wall body 2, install on load pole 1 and draw device 3 to one side, on load pole 1 is installed to the one end of drawing device 3 to one side, the other end upwards extends and inclines to the direction of wall body 2, draw device 3 to one side and keep away from in the one end of load pole 1 and fix on wall body 2. The bearing rod 1 is provided with a frame body 4.
Referring to fig. 1 and 2, one end welded fastening of bearing rod 1 is provided with connecting plate 5, connecting plate 5 is perpendicular with bearing rod 1, connecting hole 51 has been seted up on connecting plate 5, be used for inserting the bolt in connecting hole 51, the inside that is located wall body 2 is provided with adapter sleeve 21, adapter sleeve 21 can adopt PVC pipe or steel pipe, adapter sleeve 21 runs through in wall body 2 and adapter sleeve 21's length equals with wall body 2's thickness, insert the one end that the bolt stretches out by connecting hole 51 in adapter sleeve 21 and stretch out wall body 2 threaded connection nut, threaded connection has two nuts on every bolt, two nuts are located the same one end of bolt, the power of being connected with the bolt can be strengthened to two nuts, and then improve the fastness of being connected to bearing rod 1.
Referring to fig. 2, a support rod 6 is arranged below the force bearing rod 1, the support rod 6 is made of i-shaped steel, one end of the support rod 6 is welded and fixed with a connecting plate 5, a connecting hole 51 is formed in the connecting plate 5, a bolt penetrates through the connecting hole 51, the bolt is correspondingly inserted into a connecting sleeve 21 on the wall body 2, and is in threaded connection with a nut; the other end of the supporting rod 6 is fixedly provided with an L-shaped plate 61, one side of the L-shaped plate 61 is horizontally arranged and is abutted against the lower bottom surface of the bearing rod 1, and the other side of the L-shaped plate is vertically arranged. The middle part of the lower bottom surface of the bearing rod 1 is fixedly welded with a fixed plate 11, and the fixed plate 11 is parallel to and opposite to the vertical side of the L-shaped plate 61. An adjusting device 7 is arranged between the fixed plate 11 and the L-shaped plate 61.
Referring to fig. 2 and 3, the adjusting device 7 includes two side plates 71 and two moving plates 72, the two side plates 71 are parallel and spaced apart, the position between the two side plates 71 is used for placing the fixed plate 11 and the L-shaped plate 61, the moving plate 72 is perpendicular to the side plates 71, a sliding groove 711 is respectively formed in each of the two side plates 71, the length direction of the sliding groove 711 is perpendicular to the moving plate 72, the two moving plates 72 are both slidably fitted in the sliding groove 711, a connecting member 73 is disposed between the two side plates 71, the connecting member 73 is fixedly connected to the two side plates 71, the connecting member 73 can be a plate, and the two side plates 71 are relatively and fixedly connected through the connecting member 73. One moving plate 72 is attached to the fixed plate 11, the other moving plate 72 is attached to the vertical side of the L-shaped plate 61, and the one moving plate 72 and the fixed plate 11 are fixedly connected through bolt and nut fit, and the other moving plate 72 and the L-shaped plate 61 are fixedly connected through bolt and nut fit. Fixed flange 74 that is provided with on moving plate 72, flange 74 is in the curb plate 71 and keeps away from one side of moving plate 72 and sets up with curb plate 71 interval, flange 74 on two moving plates 72 extends relatively and forms slot 75 with curb plate 71 cooperation, be used for inserting trapezoidal plate 76 in the slot 75, trapezoidal plate 76 is whole to be isosceles trapezoid, the shorter base of trapezoidal plate 76 gets into slot 75 from top to bottom, thereby when trapezoidal plate 76 inserted in slot 75, trapezoidal waist both sides limit that trapezoidal plate 76 is are pushes away moving plate 72 respectively, make the distance between two moving plates 72 fixed, and installation trapezoidal plate 76 can be fixed L-shaped plate 61 with fixed plate 11 fast, and is convenient for install. Each moving plate 72 has two ribs 74, which cooperate with the two side plates 71 to form two slots 75, respectively, to improve the fixing firmness of the moving plate 72.
Referring to fig. 2 and 4, the cable-stayed device 3 comprises two pull ropes 31 and a tightening assembly 32, the end of one pull rope 31 is connected with an installation seat 8, the installation seat 8 is fixed on the wall body 2 and located above the bearing rod 1, an engaging lug 12 is fixedly welded at one end of the bearing rod 1 far away from the wall body 2, a first U-shaped part 33 is fixedly arranged at the end of the other pull rope 31, the first U-shaped part 33 is U-shaped, the first U-shaped part 33 is clamped on the engaging lug 12 and is detachably connected with the engaging lug 12 through a bolt and a nut, the bolt penetrates through the first U-shaped part 33 and the engaging lug 12, and the first U-shaped part 33 and the engaging lug 12 can rotate around the bolt. The pull ropes 31 are steel wire ropes, and the two pull ropes 31 are connected through the tightening assembly 32, so that the two pull ropes 31 are tensioned, and the bearing capacity and the safety of the bearing rod 1 are improved through the inclined pulling device 3.
Referring to fig. 4, the mounting seat 8 includes a screw 81, a bottom plate 82, a sleeve 83 and a reinforcing plate 84, the reinforcing plate 84 is perpendicular to the bottom plate 82, the reinforcing plate 84 is welded and fixed on the bottom plate 82, the sleeve 83 is perpendicular to the reinforcing plate 84 and penetrates through the reinforcing plate 84, the sleeve 83 is welded and fixed with the reinforcing plate 84, one end of the screw 81 is welded and fixed on the bottom plate 82 and the side opposite to the reinforcing plate 84, the screw 81 is perpendicular to the bottom plate 82, the screw 81 is inserted into a connecting sleeve 21 embedded in the wall 2 and is in threaded connection with the screw 81 through a nut, so that the mounting seat 8 is fixed on the wall 2. The end of the pulling rope 31 is fixedly provided with a second U-shaped part 34, a bolt penetrates through the second U-shaped part 34, and the bolt penetrates through the second U-shaped part 34 and the sleeve 83 and is in threaded connection with a nut, so that the pulling rope 31 is connected to the mounting seat 8.
Referring to fig. 4 and 5, the tightening assembly 32 includes a housing 321, two mounting brackets 322, a take-up reel 323 and an adjusting member 324, wherein a slot 325 is formed in the housing 321, two mounting brackets 322 are provided, the mounting brackets 322 are slidably fitted in the housing 321, a length direction of the slot 325 is parallel to a sliding direction of the two mounting brackets 322, when the two mounting brackets 322 slide relatively in the housing 321, a distance between the two mounting brackets 322 is reduced, when the two mounting brackets 322 slide back to back, the distance between the two mounting brackets 322 is increased, the take-up reel 323 is rotatably connected to the mounting brackets 322, a handle 326 is provided at an outer side of the housing 321, the handle 326 is fixedly connected to the take-up reel 323, the take-up reel 323 can be rotated by the handle 326, a positioning member 327 is connected to the take-up reel 323, the take-up reel 323 can be fixed to the mounting brackets 322 by the positioning member 327, and when the take-up reel 323 is released by the positioning member 327, the handle 326 can rotate the take-up reel 323, the end of the pull rope 31 is inserted into the housing 321 and fixedly connected with the take-up reel 323, the pull rope 31 is wound on the take-up reel 323, when the take-up reel 323 is rotated by the handle 326, the pull rope 31 is wound on the take-up reel 323, so that the two pull ropes 31 are tensioned, and then the take-up reel 323 and the mounting frame 322 are relatively fixed by using the positioning member 327. The adjusting member 324 can be selected as a bolt, the length direction of the adjusting member 324 is parallel to the length direction of the elongated slot 325, the adjusting member 324 is screwed on the shell 321, one end of the adjusting member 324 is inserted into the shell 321 to abut against the mounting rack 322, the adjusting member 324 is provided with two corresponding to the two mounting racks 322, and by rotating the adjusting member 324, the adjusting member 324 pushes the two mounting racks 322 to move relatively, so that the pull rope 31 can be further tensioned. After the cord 31 is tensioned, the longitudinal direction of the cord 31 is parallel to the longitudinal direction of the elongated groove 325.
Referring to fig. 5, the positioning member 327 is a pawl, the positioning member 327 is rotatably connected to the mounting bracket 322, the positioning member 327 is connected to a spring 3271, the spring 3271 can also be a tension spring, the wire take-up wheel 323 is provided with a ratchet tooth 3272, the ratchet tooth 3272 is engaged with the positioning member 327, one end of the spring 3271 is fixed to the positioning member 327, the other end of the spring 3271 is fixed to the housing 321, the positioning member 327 is rotated toward the ratchet tooth 3272 by the spring 3271, so that when the handle 326 rotates the wire take-up wheel 323, the wire take-up wheel 323 rotates toward the direction of winding the pulling rope 31, the positioning member 327 is provided with an operating portion 3273, the operating portion 3273 extends out of the housing 321 from the position of the elongated slot 325, and a user rotates the positioning member 327 through the operating portion 3273 to release the ratchet tooth 3272 by the positioning member 327, so that the wire take-up wheel 323 releases the pulling rope 31, thereby facilitating the cable-pulling device 3 to be taken off.
Referring to fig. 1 and 6, the frame body 4 includes an upright rod 41, a horizontal rod 42 and a pull rod 43, the upright rod 41, the horizontal rod 42 and the pull rod 43 are made of steel pipes, the upright rod 41 is vertically arranged, a vertical inserted rod 44 is fixed on the bearing rod 1, the lower end of the inserted rod 44 is welded on the bearing rod 1, and the lower end of the inserted rod 44 is provided with a conical seat 45, the larger end of the conical seat 45 is arranged downwards, the diameter of the conical seat is equal to the inner diameter of the upright rod 41, the upright rod 41 is vertically inserted on the inserted rod 44, and the end part of the upright rod is sleeved on the conical seat 45, so that the upright rod 41 is connected with the bearing rod 1, and the horizontal rod 42 is horizontally arranged and connected with the upright rod 41 through a fastener. One end of the pull rod 43 is fixed on the vertical rod 41, the other end of the pull rod extends towards the wall body 2, a pre-embedded pipe 46 is installed on the wall body 2, and the pre-embedded pipe 46 is fixedly connected with the pull rod 43 through a fastener.
The installation process of this embodiment:
install load-bearing rod 1 earlier, load-bearing rod 1 fixes on wall body 2, fixed mounting seat 8 on wall body 2, set up oblique pull device 3 between mount pad 8 and the load-bearing rod 1, the one end of keeping away from in tightening component 32 earlier two stay ropes 31 is connected respectively on engaging lug 12 and mount pad 8, rotate take-up pulley 323, make two stay ropes 31 twine on take-up pulley 323 and pretension in advance, then rethread adjusting part 324 rotates, make two mounting brackets 322 be close to relatively, thereby two stay ropes 31 tensioning, improve the bearing capacity through oblique pull device 3 with load-bearing rod 1, again on load-bearing rod 1 the mounting bracket 322 body.
Example two
Referring to fig. 7 and 8, a pull-up type cantilever scaffold is different from the first embodiment in that an adjusting member 324 includes two sets of connecting rods 3241, two connecting rods 3241 in each set are provided, one end of each connecting rod 3241 is rotatably connected to a mounting frame 322, the other end of each connecting rod 3241 is provided with a threaded sleeve 3242, two connecting rods 3241 in each set are rotatably connected to the same threaded sleeve 3242, two connecting rods 3241 in each set are arranged in a V shape, the V shapes of the two sets of connecting rods 3241 are oppositely arranged, the two threaded sleeves 3242 are positioned on the same straight line, the threaded sleeve 3242 is positioned between the two mounting frames 322, the threaded sleeve 3242 is threadedly connected with an adjusting rod 3243, two ends of the adjusting rod 3243 are threaded and have opposite thread directions, the two threaded sleeves 3242 are respectively threadedly connected with two ends of the adjusting rod 3243, the adjusting rod 3243 is rotatably connected to a housing 321, a worker rotates the adjusting rod 3243, and the threaded sleeve 3242 on the adjusting rod 3243 moves along the length direction of the adjusting rod 3243, the two mounting brackets 322 are moved relatively close to or away from each other by the connecting rod 3241, so that the pull rope 31 can be tensioned or loosened. The positioning member 327 includes a pin 3275, a spring 3276 and a mounting shell 3277, the pin 3275 is disposed on the mounting frame 322, a plurality of positioning holes 3278 are formed in the take-up pulley 323, the plurality of positioning holes 3278 are circumferentially distributed along an axis of the take-up pulley 323, the spring 3276 is sleeved on the pin 3275, the mounting shell 3277 is fixedly disposed on the mounting frame 322, the mounting shell 3277 is located in the long groove 325, the pin 3275 is slidably fitted on the mounting shell 3277, one end of the pin 3275 extends out of the mounting shell 3277, one end of the spring 3276 abuts against the pin 3275, the other end of the spring 3276 abuts against the mounting shell 3277, the spring 3276 at the end of the pin 3275 is inserted into the positioning hole 3278 through the mounting frame 322 under the action force, and when the pin 3275 is inserted into the positioning hole 3278, the mounting frame 322 and the take-up pulley 323 are relatively fixed.
The installation process of this embodiment:
the end parts of the two pull ropes 31 far away from the cable-stayed device 3 are respectively connected to the connecting lug 12 and the mounting seat 8, the take-up pulley 323 is rotated to pre-tension the pull ropes 31 connected to the take-up pulley 323, the pin 3275 is inserted into the positioning hole 3278 to fix the take-up pulley 323 and the mounting frame 322, then the adjusting rod 3243 is rotated to enable the distance between the two mounting frames 322 to be relatively close, and therefore the pull ropes 31 are tensioned.
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: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a pull-up formula scaffold frame of encorbelmenting, includes load pole (1), and the one end of load pole (1) is fixed on wall body (2), and the other end level extends, install support body (4) on load pole (1), be provided with between load pole (1) and wall body (2) and draw device (3), its characterized in that to one side: the cable-stayed device (3) comprises a tightening assembly (32) and at least two pull ropes (31), the tightening assembly (32) comprises a shell (321), an installation frame (322) and two take-up pulleys (323), the two take-up pulleys (323) and the installation frame (322) are arranged, the installation frame (322) is connected to the shell (321) in a sliding mode, and each take-up pulley (323) is rotatably connected to one installation frame (322); one end of the pull rope (31) is connected to the bearing rod (1), and the other end of the pull rope is fixed on a take-up pulley (323); one end of the other pull rope (31) is fixed on the wall body (2), and the other end of the other pull rope is fixed on the other take-up pulley (323); the wire winding wheel (323) is connected with a positioning piece (327) used for fixing the wire winding wheel (323) to the mounting rack (322), and the shell (321) is connected with an adjusting piece (324) used for driving the mounting rack (322) to slide in the shell (321);
a support rod (6) is arranged below the bearing rod (1), one end of the support rod (6) is fixed on the wall body (2), the other end of the support rod (6) is supported on the lower bottom surface of the bearing rod (1) in the upward direction far away from the wall body (2), and an adjusting device (7) is arranged between one end of the support rod (6) close to the bearing rod (1) and the bearing rod (1);
the adjusting device (7) comprises two moving plates (72), one moving plate (72) is fixed on the supporting rod (6), the other moving plate (72) is fixed on the bearing rod (1), a side plate (71) is arranged on one side of the moving plate (72), the side plates (71) are vertically arranged, sliding grooves (711) are formed in the side plates (71), the moving plates (72) are in sliding fit in the sliding grooves (711), blocking edges (74) are fixed on the moving plates (72), the blocking edges (74) on the two moving plates (72) are arranged at intervals with the side plates (71) and are matched with the side plates (71) to form slots (75), and trapezoidal plates (76) are inserted into the slots (75);
the shorter bottom edge of the trapezoidal plate (76) enters the slot (75) from top to bottom.
2. The pull-up cantilever scaffold according to claim 1, wherein: the positioning piece (327) is a pawl, and the take-up pulley (323) is provided with ratchet teeth (3272) matched with the positioning piece (327).
3. The pull-up cantilever scaffold according to claim 1, wherein: the locating piece (327) comprises a pin (3275), a spring (3276) and an installation shell (3277), the installation shell (3277) is fixed on the installation rack (322), the pin (3275) is in sliding fit with the installation shell (3277), one end of the spring (3276) is abutted to the pin (3275), the other end of the spring (3276) is abutted to the installation shell (3277), a plurality of locating holes (3278) are formed in the wire winding wheel (323), the plurality of locating holes (3278) are circumferentially arranged along the axis of the wire winding wheel (323), and the end portion of the pin (3275) is used for penetrating through the installation rack (322) and inserting into the locating hole (3278).
4. An upward pulling type overhanging scaffold according to any one of claims 1 to 3, characterized in that: the adjusting piece (324) is a bolt, the length direction of the adjusting piece (324) is parallel to the sliding direction of the mounting rack (322) on the shell (321), the adjusting piece (324) is in threaded connection with the shell (321), and the end part of the adjusting piece (324) abuts against the mounting rack (322).
5. An upward pulling type overhanging scaffold according to any one of claims 1 to 3, characterized in that: the adjusting part (324) comprises an adjusting rod (3243) and at least one group of connecting rods (3241), wherein the group of connecting rods (3241) is at least provided with two, one end of each connecting rod (3241) is rotatably connected onto the mounting frame (322), the other end of each connecting rod (3241) is rotatably connected with the threaded sleeve (3242), the two connecting rods (3241) in the group are rotatably connected onto the threaded sleeve (3242), the two connecting rods (3241) in the group are arranged in a V shape, and the adjusting rod (3243) is rotatably connected onto the shell (321) and is in threaded connection with the threaded sleeve (3242).
6. The pull-up cantilever scaffold according to claim 5, wherein: the connecting rods (3241) are arranged into two groups, the two groups of connecting rods (3241) are arranged oppositely in a V shape, threaded sleeves (3242) connected with the two groups of connecting rods (3241) are positioned on the same straight line, and the thread screwing directions of the connecting positions of the adjusting rods (3243) and the two threaded sleeves (3242) are opposite.
7. The pull-up cantilever scaffold according to claim 1, wherein: one end of each of the bearing rod (1) and the support rod (6) is fixedly provided with a connecting plate (5), the connecting plate (5) is provided with a connecting hole (51), the connecting plate (5) is connected with a bolt through the connecting hole (51), and the bolt is inserted into a connecting sleeve (21) arranged in the wall body (2) and is in threaded connection with a nut.
8. The pull-up cantilever scaffold according to claim 1, wherein: support body (4) are including pole setting (41), the vertical setting of pole setting (41), fixed inserted bar (44) that is provided with on load pole (1), and inserted bar (44) vertical setting, the lower extreme of inserted bar (44) are provided with toper seat (45), the great one end of toper seat (45) sets up down, pole setting (41) cover is established on inserted bar (44) and is pushed away the shape seat.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110296160.5A CN113047591B (en) | 2021-03-19 | 2021-03-19 | Pull-up type overhanging scaffold |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110296160.5A CN113047591B (en) | 2021-03-19 | 2021-03-19 | Pull-up type overhanging scaffold |
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| CN113047591A CN113047591A (en) | 2021-06-29 |
| CN113047591B true CN113047591B (en) | 2022-04-22 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114837444A (en) * | 2022-06-21 | 2022-08-02 | 威信广厦模块住宅工业有限公司 | Outdoor diagonal pulling fixing device for modular building |
| CN116104287B (en) * | 2022-11-22 | 2023-10-27 | 北京房地集团有限公司 | Scaffold system without supporting points at bottom of near wall surface of building and erection method |
| CN115949228A (en) * | 2023-02-03 | 2023-04-11 | 中国核工业中原建设有限公司 | Upper pull rod scaffold with controllable tensioning and convenient selective examination |
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