CN114704122B - Method for dismantling roof of existing building - Google Patents
Method for dismantling roof of existing building Download PDFInfo
- Publication number
- CN114704122B CN114704122B CN202210408762.XA CN202210408762A CN114704122B CN 114704122 B CN114704122 B CN 114704122B CN 202210408762 A CN202210408762 A CN 202210408762A CN 114704122 B CN114704122 B CN 114704122B
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- steel
- roof
- plate
- cutting
- cut
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- 238000000034 method Methods 0.000 title claims abstract description 21
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 164
- 239000010959 steel Substances 0.000 claims abstract description 164
- 238000005520 cutting process Methods 0.000 claims abstract description 61
- 238000001179 sorption measurement Methods 0.000 claims description 22
- 238000004804 winding Methods 0.000 claims description 16
- 238000005086 pumping Methods 0.000 claims description 3
- 210000001503 joint Anatomy 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 2
- 238000010276 construction Methods 0.000 description 13
- 230000003028 elevating effect Effects 0.000 description 5
- 238000009434 installation Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
Classifications
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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
- E04G23/00—Working measures on existing buildings
- E04G23/08—Wrecking of buildings
- E04G23/082—Wrecking of buildings using shears, breakers, jaws and the like
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D33/00—Accessories for shearing machines or shearing devices
- B23D33/12—Equipment for indicating where to cut
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D49/00—Machines or devices for sawing with straight reciprocating saw blades, e.g. hacksaws
- B23D49/02—Hacksaw machines with straight saw blades secured to a rectilinearly-guided frame, e.g. with the frame fed stepwise in the plane of the guide
Abstract
The application relates to the field of building roof dismantling, in particular to an existing building roof dismantling method, which comprises the steps of determining the connection position of a steel plate on a roof and a steel structure so as to determine the position of the steel plate to be cut; cutting the steel plates between the steel structures, and leaving the rest steel plates on the steel structures; determining the cutting position of the steel structure, and marking the cutting position; fixing a steel structure to be cut by using a hanging rope; and (3) building a supporting frame for constructors to stand below the roof, and cutting the steel structure to remove the steel structure, the residual steel plate on the steel structure and the fixed roof. The application has the effect of conveniently dismantling the roof formed by the steel plate and the steel structure.
Description
Technical Field
The application relates to the field of building roof dismantling, in particular to a method for dismantling an existing building roof.
Background
The color steel roof is a common building roof structure, the setting of the color steel roof needs to set up a steel structure between concrete side walls of a building, and then a steel plate is hung on the steel structure, so that after the steel plate is orderly arranged on the steel structure, the steel plate is fixed on the steel structure by a fixed roof.
When the building is rebuilt, the old steel roof needs to be dismantled, a constructor usually needs to stand on the color steel roof to dismantle the fixed roof one by one in the related art, then the steel plate is taken down, and then the steel structure is cut off by using cutting equipment.
The inventor considers that the following defects exist in the related art, and when the volume of the fixed roof relative to the roof is smaller and the number of the fixed roof is more, the fixed roof is more complex to dismantle, and the dismantling efficiency of the roof is affected.
Disclosure of Invention
In order to facilitate the dismantling operation of the roof formed by the steel plate and the steel structure, the application provides a method for dismantling the roof of the existing building.
The application provides a method for dismantling a roof of an existing building, which adopts the following technical scheme:
a method for dismantling roof of existing building includes
Determining the connection position of the steel plate on the roof and the steel structure so as to determine the position of the steel plate to be cut;
cutting the steel plates between the steel structures, and leaving the rest steel plates on the steel structures;
determining the cutting position of the steel structure, and marking the cutting position;
fixing a steel structure to be cut by using a hanging rope;
and (3) building a supporting frame for constructors to stand below the roof, and cutting the steel structure to remove the steel structure, the residual steel plate on the steel structure and the fixed roof.
Through adopting above-mentioned technical scheme, cut the back to the steel sheet, cut remaining steel sheet and fixed roof and leave on the steel construction with the steel construction, directly dismantle the steel construction, compare in dismantling fixed roof one by one, carry out the mode that steel sheet, steel construction were demolishd again, improved the efficiency that the roofing was demolishd.
Preferably, the step cuts the steel sheet between the steel structures, and the rest of the steel sheet is left on the steel structures before the steel structures are formed, and the method further comprises
A safety net with protection function is erected below the roof;
the step is that a supporting frame for constructors to stand is built below the roof, and the steel structure is cut, so that before the steel structure, the residual steel plates on the steel structure and the fixed roof are removed, the safety net is removed.
Through adopting above-mentioned technical scheme, the setting of safety net for protect constructor's personal safety, when the phenomenon that personnel, object drop appears, the safety net can block, in order to improve the factor of safety of construction.
Preferably, the cutting of the steel sheets between the steel structures, the remaining steel sheets remaining in the steel structures, is performed by an existing building roof removal device, the existing building roof removal device comprising a cutting structure,
the cutting structure comprises a first lifting part, a first mounting rod and a cutting assembly, wherein the first lifting part is arranged on the side wall of a building in a sliding manner, the cutting assembly is arranged on the first mounting rod, the cutting assembly comprises a cutter, a cutter rest, a driving gear and a driving part for enabling the driving gear to rotate, a limit groove for mounting the cutter is formed in the cutter rest, a guide groove is formed in the limit groove, a guide block is arranged on the cutter rest, and the guide block is in sliding fit in the guide groove;
the cutter comprises a frame body and a cutter edge fixed on the frame body, at least two racks are fixedly arranged on the frame body, the driving gear is set to be an incomplete gear, the driving gear is arranged between the two racks, the driving wheel is meshed with the racks, and the cutter can reciprocate in the horizontal direction to cut by rotation of the driving gear.
Through adopting above-mentioned technical scheme, drive gear rotation can make cutter reciprocating motion in the horizontal direction, and first lifting piece is when cutter reciprocating motion in the horizontal direction, and drive cutter moves in vertical direction to realize the purpose to the steel sheet cutting.
Preferably, the existing building roof dismantling device also comprises a storage platform, a carrying structure for automatically carrying the cut steel plates and a containing structure for containing the cut steel plates,
the storage platform comprises a first storage plate, a second storage plate and a third storage plate, a supporting rod is fixed between the first storage plate and the second storage plate, the supporting rod penetrates through the third storage plate, the third storage plate is in sliding connection with the supporting rod, an adjusting piece used for driving the second storage plate to reciprocate is arranged under the second storage plate, and a driving structure used for driving the storage platform to slide is arranged on the storage platform;
the carrying structure comprises a second mounting rod, an adsorption assembly for adsorbing the steel plate and a second lifting piece for adjusting the height of the second mounting rod, wherein the adsorption assembly is mounted on the second mounting rod;
the cutting structure is arranged on the first storage plate, the carrying structure is arranged on the second storage plate, and the containing structure is arranged on the third storage plate.
Through adopting above-mentioned technical scheme, the bearing effect of various steel roofing is relatively poor, and constructor stands and is under construction on the steel sheet, appears the condition of falling easily, and cutting device is used for cutting automatic steel sheet, and the transport structure is arranged in automatic steel sheet transport that will cut down accomodates in accomodating the structure, and this process does not need constructor to stand on the steel sheet, has protected constructor's personal safety.
Preferably, the adsorption component comprises an adsorption pipe and a sucker communicated with the adsorption pipe, a cavity communicated with the adsorption pipe is arranged in the second mounting rod, and the cavity is also connected with a negative pressure pipe and negative pressure pumping equipment.
Through adopting above-mentioned technical scheme, make in adsorption tube and the sucking disc be the negative pressure state to make the sucking disc adsorb on the steel sheet, in order to reach the purpose that makes the sucking disc take the steel sheet automatically.
Preferably, the driving structure comprises a winding wheel which is rotatably arranged, a pull rope which is wound on the winding wheel and a rotating piece which is used for driving the winding wheel to rotate, one end of the pull rope is fixed with the first object placing plate, and the other end of the pull rope is fixed with the winding wheel.
Through adopting above-mentioned technical scheme, the reel rotates, carries out the rolling to the stay cord, can drive to put thing platform and slide along the slide rail to make the work that the device was demolishd on existing building roof carried out the steel sheet excision in proper order.
Preferably, the storage structure comprises a bottom plate and a baffle rod, the baffle rod is fixedly connected with the bottom plate, and the baffle rod is arranged on the bottom plate in a surrounding mode.
Through adopting above-mentioned technical scheme, the steel sheet that cuts down can be accomodate on the bottom plate, and the shelves pole is used for restricting the position of steel sheet, reduces the phenomenon that the steel sheet falls out of the bottom plate.
Preferably, the cutting structure further comprises an adjusting assembly, the adjusting assembly comprises a fixed ring, a hanging rod and a fastener, the fixed ring is sleeved on the first mounting rod and is in sliding connection with the first mounting rod, the hanging rod is fixedly connected with the fixed ring and the tool rest, the fastener is arranged as a bolt, the fastener is in threaded connection with the fixed ring, and the fastener is in butt joint with the hanging rod.
Through adopting above-mentioned technical scheme, fixed ring sliding connection on first installation pole to make fixed ring adjust the position on first installation pole, the setting of fastener is used for making fixed ring's position fixed.
Drawings
Fig. 1 is a schematic view showing the construction of a safety net in an existing building roof removal method according to an embodiment of the present application.
Fig. 2 is a schematic view of the overall structure of an existing building roof removal device mounted on a roof in accordance with an embodiment of the present application.
Fig. 3 is an exploded view of an existing building roof removal device showing the slider and slide rails in accordance with an embodiment of the present application.
Fig. 4 is a schematic view of the overall structure of an existing building roof removal device according to an embodiment of the present application.
Fig. 5 is a schematic view of the driving structure of the roof removing device for the existing building according to the embodiment of the present application.
Fig. 6 is a schematic view of a cutting structure of an existing building roof removal device according to an embodiment of the present application.
Fig. 7 is a schematic view of a carrying structure and a receiving structure in an existing building roof removal device according to an embodiment of the present application.
Reference numerals: 10. a side wall; 11. a steel structure; 12. a steel plate; 13. a safety net; 2. a slide rail; 20. a slide block; 21. a bracket; 22. ear plates; 23. a chute; 3. a storage platform; 30. a first storage plate; 300. hanging rings; 31. a second storage plate; 32. a third storage plate; 320. a relief groove; 33. a support rod; 34. an adjusting member; 35. a driving structure; 350. a winding wheel; 351. a pull rope; 352. a rotating member; 353. a connecting ring; 4. cutting the structure; 40. a first lifting member; 41. a first mounting bar; 42. an adjustment assembly; 420. a fixing ring; 421. a boom; 422. a fastener; 43. a cutting assembly; 44. a tool holder; 440. a limit groove; 441. a lateral opening; 442. a longitudinal opening; 443. a guide groove; 444. a guide block; 45. a cutter; 450. a frame; 451. a blade; 452. a rack; 46. a drive gear; 47. a driving member; 5. a carrying structure; 50. a second lifting member; 51. a second mounting bar; 510. a cavity; 52. an adsorption assembly; 520. an adsorption tube; 521. a suction cup; 523. a negative pressure pipe; 6. a storage structure; 60. a bottom plate; 600. a support rod; 61. a gear lever.
Detailed Description
The application is described in further detail below with reference to fig. 1-7.
The embodiment of the application discloses a method for dismantling a roof of an existing building, referring to FIG. 1, for dismantling a steel plate 12 and a steel structure 11 on a color steel roof, the method for dismantling the roof of the existing building comprises the following steps:
s1, erecting a safety net 13 below the roof.
Specifically, the safety net 13 is fixed on the side wall 10, so that the safety net is arranged below the roof steel structure 11 and the steel plate 12, the safety net 13 is made of steel, the safety net 13 plays a role in protection, and the safety of the construction environment is protected by reducing the falling situations of personnel and objects
S2, determining the connection position of the roof steel plate 12 and the steel structure 11, and determining the position of the steel plate 12 to be cut;
s3, cutting off the steel plates 12 between the steel structures 11, and leaving the rest of the steel plates 12 on the steel structures 11;
s30, cutting the steel plate 12;
specifically, the steel sheet 12 is cut according to the position of the steel sheet 12 to be cut determined in step S2 to partially cut the steel sheet 12, and the remaining steel sheet 12 remains on the steel structure 11.
S31, collecting the cut steel plates 12;
s4, detaching the safety net 13;
s5, determining the cutting position of the steel structure 11 and marking the cutting position;
and S6, binding and fixing the steel structure 11 to be cut by using a lifting rope of the lifting equipment.
And S7, building a supporting frame for a constructor to stand below the roof, cutting the steel structure 11, and dismantling the steel structure 11, the rest steel plates 12 on the steel structure 11 and the fixed roof.
The implementation principle of the existing building roof dismantling method in the embodiment of the application is as follows: cutting steel sheet 12, cutting steel construction 11 again, cutting remaining steel sheet 12 and the fixed roof on steel construction 11 are when dismantling steel construction 11, are demolishd along with steel construction 11 together, compare in the mode of demolishing fixed roof one by one, demolish steel sheet 12 and steel construction 11 again, have improved the efficiency that the roofing was demolishd.
The application also discloses a device for removing the roof of the existing building, and the device is applied to the method for removing the roof of the existing building.
Referring to fig. 2, the existing building roof dismantling device comprises a sliding rail 2, a storage platform 3 slidably connected with the sliding rail 2, a cutting structure 4, a carrying structure 5 and a storage structure 6, wherein the cutting structure 4 is used for cutting a steel plate 12, and the carrying structure 5 is used for automatically carrying the cut steel plate 12 into the storage structure 6 for storage.
Referring to fig. 2 and 3, the sliding rail 2 is fixed on the outer wall of the side wall 10 of the building through expansion bolts, the sliding block 20 is fixedly arranged on the object placing platform 3, the sliding rail 2 is provided with a sliding groove 23, the sliding block 20 is in sliding fit in the sliding groove 23, and the sliding block 20 is arranged as a T-shaped block.
Referring to fig. 3, the storage platform 3 includes a first storage plate 30, a second storage plate 31, and a third storage plate 32, two support rods 33 are fixedly disposed between the first storage plate 30 and the second storage plate 31, a yielding groove 320 is formed in the third storage plate 32, the second storage plate 31 is disposed between the first storage plate 30 and the third storage plate 32, the support rods 33 penetrate through the second storage plate 31, the second storage plate 31 is slidably connected with the support rods 33, an adjusting member 34 is disposed on the lower surfaces of the first storage plate 30 and the second storage plate 31, the adjusting member 34 is a hydraulic cylinder, one end of the adjusting member 34 is welded with the first storage plate 30, the other end of the adjusting member 34 is welded with the second storage plate 31, and the adjusting member 34 stretches and contracts to enable the second storage plate 31 to slide on the support rods 33.
Referring to fig. 3 and 4, one end of the slide rail 2 is provided with a driving structure 35 for driving the storage platform 3 to slide. The driving structure 35 comprises a winding wheel 350, a pull rope 351 and a rotating piece 352, the driving structure 35 is arranged on a support 21, the support 21 is fixed on an outer wall of a building through expansion bolts, two lug plates 22 are vertically arranged on the support 21, the winding wheel 350 is rotatably arranged on the lug plates 22, one end of the pull rope 351 is fixed on the winding wheel 350, the pull rope 351 is wound on the winding wheel 350, the other end of the pull rope 351 is provided with a connecting ring 353, the lower surface of the first storage plate 30 is welded with a hanging ring 300, the connecting ring 353 is hung on the hanging ring 300, so that the pull rope 351 is fixed on the lower surface of the first storage plate 30, the rotating piece 352 is arranged as a motor, the rotating piece 352 is fixed on the support 21, and a motor shaft of the rotating piece 352 is coaxially fixed with the winding wheel 350. The rotating member 352 drives the winding wheel 350 to rotate so as to perform winding and unwinding operations on the pull rope 351, so as to drive the object placing platform 3 to move along the sliding rail 2.
Referring to fig. 4 and 6, the cutting structure 4 includes a first lifting member 40, a first mounting rod 41, an adjusting assembly 42, and a cutting assembly 43, the first lifting member 40 is configured as a hydraulic cylinder, the first lifting member 40 is vertically fixed on the first storage plate 30, the first mounting rod 41 is erected above the steel plate 12, two ends of the first mounting rod 41 are fixed with a cylinder shaft of the first lifting member 40, and the adjusting assembly 42 is used for adjusting a position of the cutting assembly 43 on the first mounting rod 41, and then adjusting a cutter position of the cutting assembly 43.
Referring to fig. 6, the adjusting assembly 42 includes a fixing ring 420, a hanging rod 421 and a fastening piece 422, the fixing ring 420 is sleeved on the first mounting rod 41, the fixing ring 420 is slidably connected with the first mounting rod 41, the fastening piece 422 is configured as a bolt, a threaded hole is formed in the fixing ring 420, the fastening piece 422 is arranged in the threaded hole in a penetrating mode, the fastening piece 422 is in threaded connection with the fixing ring 420, one end of the hanging rod 421 is welded with the fixing ring 420, and the other end of the hanging rod 421 is provided with the cutting assembly 43.
Referring to fig. 6, the cutting assembly 43 includes a cutter holder 44, a cutter 45, a driving gear 46 and a driving member 47, wherein the cutter holder 44 is welded to one end of the boom 421 away from the fixed ring 420, a limiting slot 440 for limiting movement of the cutter 45 is formed on the cutter holder 44, a transverse opening 441 and a longitudinal opening 442 are formed on the cutter holder 44 by the limiting slot 440, a direction of opening the transverse opening 441 is perpendicular to a direction of opening the longitudinal opening 442, and a guiding slot 443 is formed on an inner wall of the limiting slot 440.
Referring to fig. 6, the cutter 45 includes a frame 450 and a cutting edge 451, the frame 450 is provided as a rectangular frame, the cutting edge 451 is fixedly provided on the frame 450, the cutting edge 451 is provided toward the steel plate 12, the frame is disposed in the limit slot 440, a guide block 444 is fixedly provided on the frame 450, and the guide block 444 is slidably fitted in the guide slot 443. The driving gear 46 is set as an incomplete gear, racks 452 are arranged on two opposite sides of the long side of the frame 450, the driving gear 46 is rotatably arranged in the limiting groove 440, the driving gear 46 is meshed with the racks 452, the driving piece 47 is set as a motor, and a motor shaft of the driving piece 47 is coaxially fixed with the driving gear 46. The driving member 47 rotates the driving gear 46, and thus the driving gear 46 drives the tool rest 44 to move in a horizontal direction to reciprocate, so that the operation of cutting the steel plate 12 is performed.
Referring to fig. 7, the carrying structure 5 includes a second elevating member 50, a second mounting rod 51, and an adsorption assembly 52, the second elevating member 50 being provided as a hydraulic cylinder, the second elevating member 50 being vertically disposed on the second storage plate 31, the second mounting rod 51 being erected above the steel plate 12, the second mounting rod 51 being welded to a cylinder shaft of the second elevating member 50, the adsorption assembly 52 being mounted on the second mounting rod 51 to adsorb the cut steel plate 12.
Referring to fig. 7, a cavity 510 is formed in the second mounting rod 51, an adsorption assembly 52 is mounted on the second mounting rod 51 and is communicated with the cavity 510, the adsorption assembly 52 comprises an adsorption tube 520 and a suction cup 521, one end of the adsorption tube 520 is fixed on the second mounting rod 51 and is communicated with the cavity 510, the suction cup 521 is mounted at the other end of the adsorption tube 520, the cavity 510 is also communicated with a negative pressure tube 523, and the other end of the negative pressure tube 523 is connected with a negative pressure pumping device. The suction cup 521 is pressed against the steel plate 12, and the inside of the cavity 510 and the suction pipe 520 of the second mounting rod 51 is evacuated by a vacuum pump, so that the suction cup 521 fixes the steel plate 12 when the steel plate 12 is cut. A space for the cutting assembly 43 to pass through is provided between the suction assembly 52 and the second elevating member 50 to allow for the cutting operation of the cutting assembly 43.
Referring to fig. 7, the storage structure 6 includes a bottom plate 60 and a plurality of bars 61 vertically disposed on the bottom plate 60, the bottom plate 60 is configured as a rectangular plate structure, the bars 61 are uniformly and alternately disposed along a length direction of the bottom plate 60, the bars 61 are uniformly and alternately disposed along a width direction of the bottom plate 60, a supporting bar 600 is vertically welded to a lower surface of the bottom plate 60, and the supporting bar 600 is welded to the third storage plate 32. The cut steel plate 12 is placed on the bottom plate 60 to temporarily house the steel plate 12.
The implementation principle of the existing building roof dismantling device in the embodiment of the application is as follows: the second lifting member 50 drives the suction cup 521 to move towards the steel plate 12 to fix the steel plate 12 to be cut, the first lifting member 40 drives the cutting assembly 43 to move towards the steel plate 12, meanwhile, the driving member 47 drives the cutter 45 to reciprocate in the horizontal direction through the driving gear 46 to cut the steel plate 12 until the steel plate 12 is cut off, the cut steel plate 12 is adsorbed on the suction cup 521, after the second lifting member 50 drives the suction cup 521 to move upwards, the adjusting member 34 drives the second object placing plate 31 to drive the suction cup 521 to move in the horizontal direction until the suction cup 521 and the cut steel plate 12 are placed above the bottom plate 60, the pressure in the suction cup 521 is restored to the standard pressure, the cut steel plate 12 falls on the bottom plate 60 due to gravity, and the operation is repeated for the purpose of automatically cutting the steel plate 12.
The above embodiments are not intended to limit the scope of the present application, so: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.
Claims (5)
1. The method for dismantling the roof of the existing building is characterized by comprising the following steps of: comprising
Determining the connection position of the roof steel plate (12) and the steel structure (11) so as to determine the position of the steel plate (12) to be cut;
cutting the steel plates (12) between the steel structures (11), and keeping the rest of the steel plates (12) and the fixing roof on the steel structures (11);
determining the cutting position of the steel structure (11) and marking the cutting position;
fixing a steel structure (11) to be cut by using a hanging rope;
a supporting frame for a constructor to stand is built below the roof, and the steel structure (11) is cut, so that the steel structure (11), a steel plate (12) remained on the steel structure (11) and the fixed roof are removed;
the steps are to cut the steel plates (12) between the steel structures (11), and the rest of the steel plates (12) are left on the steel structures (11) before the steel structures (11) are cut, and the method further comprises the steps of
Step, a safety net (13) with protection function is erected below the roof;
the method comprises the steps of building a supporting frame for a constructor to stand below a roof, cutting a steel structure (11) to detach the steel structure (11), a residual steel plate (12) on the steel structure (11) and a fixed top, and detaching a safety net (13);
the steel plates (12) between the steel structures (11) are cut, the rest of the steel plates (12) are left on the steel structures (11) and are cut through the existing building roof removing device, the existing building roof removing device comprises a cutting structure (4),
the cutting structure (4) comprises a first lifting piece (40), a first mounting rod (41) and a cutting assembly (43), wherein the first lifting piece (40) is arranged on a side wall of a building in a sliding mode, the cutting assembly (43) is arranged on the first mounting rod (41), the cutting assembly (43) comprises a cutter (45), a cutter rest (44), a driving gear (46) and a driving piece (47) for enabling the driving gear (46) to rotate, a limit groove (440) for mounting the cutter (45) is formed in the cutter rest (44), a guide groove (443) is formed in the limit groove (440), a guide block (444) is arranged on the cutter rest (44), and the guide block (444) is in sliding fit in the guide groove (443);
the cutter (45) comprises a frame body (450) and a cutting edge (451) fixed on the frame body (450), at least two racks (452) are fixedly arranged on the frame body (450), the driving gear (46) is an incomplete gear, the driving gear (46) is arranged between the two racks (452), the driving gear (46) is meshed with the racks (452), and the cutter (45) can reciprocate in the horizontal direction by rotating the driving gear (46) to cut;
the existing building roof dismantling device also comprises a storage platform (3), a carrying structure (5) for automatically carrying the cut steel plate (12) and a containing structure (6) for containing the cut steel plate (12),
the storage platform (3) comprises a first storage plate (30), a second storage plate (31) and a third storage plate (32), a supporting rod (33) is fixed between the first storage plate (30) and the second storage plate (31), the supporting rod (33) penetrates through the second storage plate (31), the second storage plate (31) is in sliding connection with the supporting rod (33), an adjusting piece (34) for driving the second storage plate (31) to reciprocate is arranged under the second storage plate (31), and a driving structure (35) for driving the storage platform (3) to slide is arranged on the storage platform (3);
the conveying structure (5) comprises a second mounting rod (51), an adsorption assembly (52) for adsorbing the steel plate (12) and a second lifting piece (50) for adjusting the height of the second mounting rod (51), wherein the adsorption assembly (52) is mounted on the second mounting rod (51);
the cutting structure (4) is arranged on the first storage plate (30), the carrying structure (5) is arranged on the second storage plate (31), and the containing structure (6) is arranged on the third storage plate (32).
2. The method of roof removal of an existing building of claim 1, wherein: the adsorption component (52) comprises an adsorption pipe (520) and a sucker (521) communicated with the adsorption pipe (520), a cavity (510) communicated with the adsorption pipe (520) is arranged in the second mounting rod (51), and the cavity (510) is also connected with a negative pressure pipe (523) and negative pressure pumping equipment.
3. The method of roof removal of an existing building of claim 1, wherein: the driving structure (35) comprises a winding wheel (350) which is rotatably arranged, a pull rope (351) wound on the winding wheel (350) and a rotating piece (352) which is used for driving the winding wheel (350) to rotate, one end of the pull rope (351) is fixed with the first storage plate (30), and the other end of the pull rope (351) is fixed with the winding wheel (350).
4. The method of roof removal of an existing building of claim 1, wherein: the storage structure (6) comprises a bottom plate (60) and a baffle rod (61), the baffle rod (61) is fixedly connected with the bottom plate (60), and the baffle rod (61) is arranged on the bottom plate (60) in a surrounding mode.
5. The method of roof removal of an existing building of claim 1, wherein: the cutting structure (4) further comprises an adjusting component (42), the adjusting component (42) comprises a fixed ring (420), a hanging rod (421) and a fastener (422), the fixed ring (420) is sleeved on the first mounting rod (41) and is in sliding connection with the first mounting rod (41), the hanging rod (421) is fixedly connected with the fixed ring (420) and the tool rest (44), the fastener (422) is arranged as a bolt, the fastener (422) is in threaded connection with the fixed ring (420), and the fastener (422) is in butt joint with the hanging rod (421).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210408762.XA CN114704122B (en) | 2022-04-19 | 2022-04-19 | Method for dismantling roof of existing building |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210408762.XA CN114704122B (en) | 2022-04-19 | 2022-04-19 | Method for dismantling roof of existing building |
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| Publication Number | Publication Date |
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| CN114704122A CN114704122A (en) | 2022-07-05 |
| CN114704122B true CN114704122B (en) | 2023-12-01 |
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| CN202210408762.XA Active CN114704122B (en) | 2022-04-19 | 2022-04-19 | Method for dismantling roof of existing building |
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| CN113828856A (en) * | 2021-09-07 | 2021-12-24 | 泰州市高港区神九新材料有限公司 | Steel construction building material is processingequipment in batches |
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| CN112938483A (en) * | 2021-04-01 | 2021-06-11 | 天津市力华科技有限公司 | Automatic positioning and feeding production line for special-shaped steel plates |
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