Background
The scaffold is a working platform which is erected for ensuring that each construction process is carried out smoothly, the scaffold can be divided into a plurality of different types of scaffolds according to the erected position or the construction form, the materials and the processing quality used by the scaffold can meet the specified requirements no matter which type of scaffold is erected, and the scaffold is absolutely forbidden to be erected by using unqualified materials so as to prevent accidents;
for example, chinese patent numbers are: CN 217581093U's utility model patent discloses a scaffold for building engineering includes: the supporting device comprises a supporting bottom plate, a plurality of supporting columns are fixedly arranged at the top of the supporting bottom plate, a plurality of universal wheels are fixedly arranged at the bottom of the supporting bottom plate, supporting top plates are fixedly arranged at the tops of the supporting columns, a protection assembly is arranged at the top of each supporting top plate, and a conveying mechanism is arranged at the top of the supporting bottom plate; transport mechanism includes the support frame, the supporting bracket is located the supporting baseplate top, the inside both sides of support frame all are equipped with the threaded rod, the threaded rod both ends all pass through the bearing with the support frame and are connected, both sides the threaded rod outside all is equipped with the thread piece, the threaded rod passes through threaded connection with the thread piece, the beneficial effects of the utility model are that: through transport mechanism with constructor and material transportation to the roof surface, improve the efficiency of construction, avoid personnel to climb the scaffold frame and the incident appears, the security that the while rail guard improved the construction.
In the patent documents, although constructors and materials can be transported to the surface of the supporting roof, so as to improve the construction efficiency and avoid safety accidents in the process of climbing the scaffold by the constructors; however, the transportation mechanism and the supporting bottom plate and the supporting top plate in the above patent document are not convenient to detach, and when the whole scaffold is transported to a construction site by a transportation vehicle or stored in a designated site, the whole scaffold is inconvenient to transport or store due to the overlarge volume, so that the scaffold is very cumbersome to transport and wastes time and labor every time.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a lifting scaffold for building engineering has solved contrast patent file, is not convenient for dismantle the scaffold, consequently is not convenient for carry or the condition of depositing, leads to the loaded down with trivial details and the problem that wastes time and energy that scaffold transportation at every turn all is very.
In order to solve the technical problem, the utility model discloses specifically adopt following technical scheme:
a lifting scaffold for constructional engineering comprises a base and a top plate, wherein the top of the base is detachably connected with a group of supporting cylinders, the supporting cylinders are internally threaded with supporting rod pieces, and fixing plates connected with the bottoms of the top plate through bolts are fixed on the supporting rod pieces; the base is provided with a frame with the top end contacting with the bottom surface of the top plate, the frame is in threaded connection with a screw rod connected with the base, and a liftable bearing plate is arranged in the frame.
Compared with the prior art, the utility model discloses following beneficial effect has:
the supporting cylinders are matched with the supporting rods to support the top plate, and when constructors or materials need to be transported to the top plate, the constructors stand on the bearing plate or place the materials on the bearing plate; then the bearing plate is lifted, so that constructors can conveniently climb onto the top plate after the constructors are very close to the top plate, and the constructors can conveniently take materials after the materials are close to the top plate through the lifting of the bearing plate; when the scaffold needs to be transported after construction, the bolts connecting the fixed plate and the top plate together can be taken down, the top plate and the base are conveyed after being detached, and then the frame and the base are detached after the screw rods are taken down; the utility model discloses can part roof, base and frame to in transporting or storing roof, base and frame, it is great to have avoided the whole of scaffold frame, leads to the transportation very loaded down with trivial details and problem consuming time and power.
Detailed Description
The following detailed description of the present invention will be made with reference to the accompanying drawings and examples.
As shown in fig. 1 and 2, the utility model provides a lifting scaffold for construction engineering, which comprises a base 1 and a top plate 2, wherein the top of the base 1 is detachably connected with a group of supporting cylinders 3, the supporting cylinders 3 are internally threaded with supporting rod members, and the supporting rod members are fixed with fixing plates 34 connected with the bottom of the top plate 2 through bolts; a frame 5 with the top end contacting with the bottom surface of the top plate 2 is placed on the base 1, a screw rod 51 connected with the base 1 is connected to the frame 5 in a threaded manner, and a liftable bearing plate 55 is arranged in the frame 5.
As shown in fig. 1 and fig. 2, an opening 21 corresponding to the bearing plate 55 is formed in the top plate 2, two bilaterally symmetrical electric hoists 52 are arranged in the frame 5, a bearing block 53 fixed to the frame 5 is fixed to the bottom of the electric hoist 52, an output end of the electric hoist 52 is in transmission connection with a steel cable 54, one ends of the two steel cables 54 far away from the electric hoist 52 are respectively fixed to the top of the bearing plate 55, and the bearing plate 55 is slidably connected in the frame 5. When the bearing plate 55 needs to be moved upward, the electric hoist 52 is started to wind the steel cable 54, and then the steel cable 54 drives the bearing plate 55 to move upward (the electric hoist 52 belongs to conventional equipment well known to those skilled in the art in the prior art, and therefore, the detailed description thereof is omitted); when the bearing plate 55 moves upwards, the bearing plate can transport constructors or materials, when the bearing plate 55 is very close to the opening 21, the constructors can climb to the top plate 2 through the opening 21, and meanwhile, the constructors can take the materials on the bearing plate 55 through the opening 21; all seted up slide 8 (as shown in fig. 2) on the inner wall of frame 5, bearing board 55 passes through slide 8 and is connected with the frame 5 slide, can increase bearing board 55's stability, avoids bearing board 55 to rock at will.
As shown in fig. 1, the frame 5 is U-shaped and has two ends contacting with the top plate 2, the two ends of the frame 5 are both provided with notches, the bottom surface of the top plate 2 is fixed with two positioning plates 6 respectively inserted into the two notches, and the frame 5 is in threaded connection with two screws 57 respectively connected with the positioning plates 6. The recesses at the two ends of the frame 5 are open on three sides (as shown in fig. 1, that is, the front, back and top surfaces are open), after the frame 5 is placed on the base 1, the frame 5 is pushed to make the two positioning plates 6 respectively inserted into the two recesses, and then the positioning plates 6 and the frame 5 are fixed together by screws 57 to increase the firmness of the frame 5; the screws 57 can be removed later to facilitate the separation of the frame 5 from the positioning plate 6.
As shown in fig. 1 and 2, a connecting plate 7 contacting with one side of the frame 5 is fixed on the base 1, a connecting rod 71 is fixed on the connecting plate 7, and a nut 72 is connected on the connecting rod 71 through a thread; the frame 5 is provided with a through hole 58 through which the connection rod 71 passes. (the connecting plate 7 is in contact with the back of the frame 5 as shown in the orientation of fig. 1). When the frame 5 is in contact with the connecting plate 7, the connecting rod 71 is inserted into the through hole 58, and then the nut 72 is screwed on the connecting rod 71, so that the nut 72 presses the side of the frame 5 away from the connecting plate 7, the stability of the connecting plate 7 is improved, and at least two connecting rods 71 and at least two through holes 58 are respectively arranged.
As shown in fig. 1, a reinforcing plate 31 connected with the base 1 through a bolt is fixed at the bottom end of the supporting cylinder 3, a positioning rod 36 is fixed on one surface of the reinforcing plate 31 departing from the supporting cylinder 3, and a positioning hole for inserting the positioning rod 36 is formed in the base 1. After the positioning rod 36 is inserted into the positioning hole on the base 1, the reinforcing plate 31 is fixed on the base 1 by using a bolt, so that the stability of the supporting cylinder 3 is improved; the supporting cylinder 3 can be detached from the base 1 subsequently, so that the base 1 and the supporting cylinder 3 can be transported conveniently.
As shown in fig. 1, the support rod comprises a support column 32 screwed in the support cylinder 3, a connection column 33 is rotatably connected to the top end of the support column 32, and a fixing plate 34 is fixed to the top end of the connection column 33; the top surface of the fixing plate 34 is fixed with a short rod 35, and the bottom surface of the top plate 2 is provided with a concave hole for inserting the short rod 35. After the supporting column 32 can be moved out of the supporting cylinder 3 by rotating the supporting column 32, the short rod 35 is inserted into the concave hole of the top plate 2, and the fixing plate 34 is fixed with the top plate 2 by using a bolt to support the top plate 2; when the supporting column 32 rotates, the connecting column 33 is rotatably connected with the supporting column 32 and cannot rotate along with the supporting column 32, so that the fixing plate 34 and the top plate 2 are fixed by using bolts by workers conveniently.
As shown in fig. 1 and 2, circular holes are formed in the supporting cylinder 3 and the connecting column 33, a U-shaped reinforcing rod 4 is arranged between the base 1 and the top plate 2, two ends of the reinforcing rod 4 penetrate through the circular holes in the supporting cylinder 3 and the connecting column 33 respectively, and two ends of the reinforcing rod 4 are in threaded connection with fixing rings 41. After gusset plate 31 and fixed plate 34 link together with base 1 and roof 2 respectively, pass the round hole on a support section of thick bamboo 3 and spliced pole 33 respectively with the both ends of anchor strut 4 again after, with two solid fixed ring 41 threaded connection respectively at the both ends of anchor strut 4 again, make two solid fixed ring 41 support a section of thick bamboo 3 and spliced pole 33 respectively to increase the steadiness of a support section of thick bamboo 3, support column 32 and spliced pole 33.
As shown in fig. 1, two baffles 22 are fixed on the top plate 2, and a rubber pad 23 is fixed on the top surface of the top plate 2. The rubber pad 23 can increase the anti-skid effect of the top surface of the top plate 2; the barrier 22 may protect a worker who works while standing on the roof panel 2.
As shown in fig. 1, a rail 56 is fixed on top of the carrying plate 55. The balustrades 56 can protect the constructors standing on the carrying plate 55, and only one of the balustrades 56 is provided, so that the constructors can assist the balustrades 56 when standing on the carrying plate 55, and the balustrades 56 can also pass through the opening 21.
When the device is used, a constructor can stand on the bearing plate 55 or place materials on the bearing plate 55, the electric hoist 52 winds the steel cable 54, the bearing plate 55 moves upwards, most of the body of the constructor penetrates through the opening 21, the constructor can conveniently climb onto the top plate 2, and the constructor can conveniently take the materials through the opening 21; through the lifting of the bearing plate 55, constructors can climb onto the top plate 2 safely, so that the constructors can get off the top plate 2 conveniently; after the construction is finished and the scaffold needs to be transported and stored, the bolts for fixing the fixing plate 34 and the top plate 2 together can be taken down, and then the screw rods 51 are taken down (at least two screw rods 51 are arranged), so that the frame 5 is separated from the base 1; subsequently, after the bolts for fixing the reinforcing plate 31 and the base 1 are taken down, the supporting columns 32 are rotated to enable the supporting columns 32 to move into the supporting cylinders 3, and the length of the whole supporting cylinders 3 and the supporting columns 32 is reduced so as to facilitate transportation or storage (the number of a group of supporting cylinders 3 is four); constructor separately transports base 1, roof 2, a support section of thick bamboo 3 and frame 5's mode, and it is great to have avoided the whole of scaffold, leads to transportation very loaded down with trivial details and problem consuming time and power, and follow-up also is convenient for store.
Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.