CN216949474U

CN216949474U - Movable bearing bent for large-span concrete top plate

Info

Publication number: CN216949474U
Application number: CN202220178455.2U
Authority: CN
Inventors: 吴旭平; 徐炜杰; 沈杰
Original assignee: Juxin Construction Group Co ltd
Current assignee: Juxin Construction Group Co ltd
Priority date: 2022-01-22
Filing date: 2022-01-22
Publication date: 2022-07-12
Anticipated expiration: 2032-01-22

Abstract

The utility model discloses a movable bearing bent frame of a large-span concrete top plate, which comprises an upper template, wherein bearing steel frames are fixedly connected to two sides of the lower end of the upper template, a lifting platform is arranged at the lower end of each bearing steel frame, rollers are arranged at the lower end of each lifting platform, an adjusting device is arranged between two groups of bearing steel frames, each adjusting device comprises a supporting beam, a supporting platform, a driving motor, a screw rod and a guide rod, the supporting beams are fixed in the middles of the two groups of bearing steel frames, the supporting platforms are arranged below the supporting beams, the driving motors are arranged on the supporting platforms, the screw rods are driven by the driving motors, threaded holes and guide holes are formed in the supporting beams, and the threaded holes are matched with the screw rods. The movable bearing bent frame for the large-span concrete top plate, provided by the utility model, can reduce labor cost and time cost and greatly improve construction efficiency.

Description

Movable bearing bent for large-span concrete top plate

Technical Field

The utility model belongs to the technical field of building construction, and particularly relates to a movable bearing bent for a large-span concrete top plate.

Background

With the continuous acceleration of the construction process of various industries, a large amount of reinforced concrete high-rise buildings are pulled out of the ground, and often meet the buildings such as plate beams, arc-shaped or arch-shaped buildings, flat roofs and the like, such as hydropower station plants, civil houses, traffic beams, tunnels and dam diversion bottom hole top parts, the buildings need to be poured with concrete under the suspension condition, and a top mold needs to be supported due to a certain height from the ground. In order to meet the requirement of larger stress, a bent frame is usually adopted for bearing, the occupied material is more, and the construction period is longer. During construction, the position is also often required to be adjusted, and the prior art is to dismantle the bent frame and then reinstall the bent frame, which undoubtedly increases labor cost and time cost, thereby also resulting in low construction efficiency.

SUMMERY OF THE UTILITY MODEL

In order to solve the defects of the prior art, the utility model aims to provide a movable bearing bent frame of a large-span concrete top plate.

In order to achieve the purpose, the utility model provides the following technical scheme:

the utility model provides a portable bearing framed bent of large-span concrete roof, includes the cope match-plate pattern, the equal fixedly connected with bearing steelframe in lower extreme both sides of cope match-plate pattern, the lower extreme of bearing steelframe is equipped with lift platform, lift platform's lower extreme is equipped with the gyro wheel, and is two sets of be equipped with adjusting device between the bearing steelframe, adjusting device is including a supporting beam, a supporting bench, driving motor, screw rod and guide bar, it is two sets of to prop up supporting beam fixing at the middle part of bearing steelframe, a supporting bench arranges in a supporting bench's below, driving motor installs on the supporting bench, the screw rod passes through the driving motor drive, be equipped with screw hole and guiding hole on the supporting beam, the screw hole with the screw rod phase-match, the guide bar is installed on the supporting bench, the guide bar with the guiding hole phase-match.

Preferably, lift platform includes backup pad and bottom suspension fagging, the gyro wheel is installed the lower extreme of bottom suspension fagging, the four corners of bottom suspension fagging all is equipped with the pneumatic cylinder, the cylinder body of pneumatic cylinder with bottom suspension fagging fixed connection, the piston of pneumatic cylinder with go up backup pad fixed connection.

Preferably, lift platform includes a plurality of first connecting rods and a plurality of second connecting rod, first connecting rod and second connecting rod one-to-one, the middle part cross-hinged of first connecting rod and second connecting rod, the right-hand member of first connecting rod with it is articulated to go up the backup pad, the left end of first connecting rod through first pulley with bottom suspension fagging sliding connection, the right-hand member of second connecting rod with the bottom suspension fagging is articulated, the left end of second connecting rod through the second pulley with go up backup pad sliding connection.

Preferably, the number of the screw rods is 2, the number of the guide rods is 2, the screw rods and the guide rods are distributed at four corners of the support table, two screw rods are distributed diagonally, and two guide rods are distributed diagonally.

Preferably, a controller is arranged on the support table, and the two driving motors are electrically connected with the controller.

The movable bearing bent frame for the large-span concrete top plate has the advantages that the movable bearing bent frame can be moved to a construction position, two groups of bearing steel frames can be lifted, an upper template is lifted to a specified position, a driving motor drives a screw to rotate, a supporting platform is abutted to the bottom surface, construction stability is guaranteed, labor cost and time cost can be reduced, and construction efficiency is greatly improved.

Drawings

Fig. 1 is a schematic structural diagram of a preferred embodiment provided by the present invention.

Fig. 2 is a schematic structural diagram of a lifting platform according to a preferred embodiment of the present invention.

The reference numerals include: 110. mounting a template; 120. a load-bearing steel frame; 200. a lifting platform; 210. a lower support plate; 211. a roller; 220. an upper support plate; 230. a hydraulic cylinder; 240. a first link; 241. a first pulley; 250. a second link; 251. a second pulley; 310. a support table; 320. a support beam; 330. a drive motor; 340. a screw; 350. a guide bar; 360. and a controller.

Detailed Description

The utility model discloses a movable bearing bent for a large-span concrete top plate, and the specific implementation mode of the utility model is further described in combination with the preferred embodiment.

Referring to fig. 1-2 of the drawings, fig. 1 is a schematic structural view of a preferred embodiment provided by the present invention, and fig. 2 is a schematic structural view of a lifting platform of a preferred embodiment provided by the present invention.

Preferred embodiments.

The embodiment provides a movable bearing bent of a large-span concrete roof, which comprises an upper template 110, wherein bearing steel frames 120 are fixedly connected to both sides of the lower end of the upper template 110, a lifting platform 200 is arranged at the lower end of each bearing steel frame 120, rollers 211 are arranged at the lower end of each lifting platform 200, an adjusting device is arranged between two groups of bearing steel frames 120, each adjusting device comprises a supporting beam 320, a supporting platform 310, a driving motor 330, a screw 340 and a guide rod 350, each supporting beam 320 is fixed at the middle part of each group of bearing steel frames 120, each supporting platform 310 is arranged below each supporting beam 320, each driving motor 330 is arranged on each supporting platform 310, each screw 340 is driven by each driving motor 330, each supporting beam 320 is provided with a threaded hole and a guide hole, each threaded hole is matched with each screw 340, each guide rod 350 is arranged on each supporting platform 310, the guide bar 350 is matched with the guide hole.

Preferably, the lifting platform 200 comprises an upper support plate 220 and a lower support plate 210, the rollers 211 are installed at the lower end of the lower support plate 210, four corners of the lower support plate 210 are respectively provided with a hydraulic cylinder 230, a cylinder body of the hydraulic cylinder 230 is fixedly connected with the lower support plate 210, and a piston of the hydraulic cylinder 230 is fixedly connected with the upper support plate 220. The hydraulic cylinders 230 are electrically controlled hydraulic cylinders 230, the four hydraulic cylinders 230 are driven synchronously, and when the pistons of the hydraulic cylinders 230 are jacked up upwards, the upper support plate 220 moves upwards, that is, the load-bearing steel frame 120 moves upwards.

Preferably, the lifting platform comprises a plurality of first connecting rods 240 and a plurality of second connecting rods 250, the first connecting rods 240 and the second connecting rods 250 correspond to each other one by one, the middle portions of the first connecting rods 240 and the second connecting rods 250 are hinged in a crossed manner, the right end of the first connecting rod 240 is hinged to the upper supporting plate 220, the left end of the first connecting rod 240 is slidably connected to the lower supporting plate 210 through a first pulley 241, the right end of the second connecting rod 250 is hinged to the lower supporting plate 210, and the left end of the second connecting rod 250 is slidably connected to the upper supporting plate 220 through a second pulley 251. The bearing steel frame 120 moves upwards, the left end of the first connecting rod 240 slides to the right, and the left end of the second connecting rod 250 slides to the right, so that the first connecting rod 240 and the second connecting rod 250 can assist in supporting the upper supporting plate 220.

Preferably, the number of the screws 340 is 2, the number of the guide rods 350 is 2, the screws 340 and the guide rods 350 are distributed at four corners of the supporting platform 310, two screws 340 are distributed diagonally, and two guide rods 350 are distributed diagonally. The screws 340 and the guide rods 350 are distributed at four corners of the support platform 310, so that the support beam 320 can be supported more stably, and the stable movement of the support beam 320 can be ensured.

Preferably, a controller 360 is disposed on the supporting platform 310, and both of the driving motors 330 are electrically connected to the controller 360. The two driving motors 330 are controlled by the same controller 360, so that the two driving motors 330 are synchronized, and the two screws 340 are stably and synchronously rotated.

It should be noted that the technical features of the controller, the upper mold plate, the load-bearing steel frame and the like related to the present patent application should be regarded as the prior art, the specific structure and the working principle of the technical features, and the control mode and the spatial arrangement mode which may be related to the technical features should be selected conventionally in the field, and should not be regarded as the points of the utility model of the present patent, and the present patent is not further specifically described.

It will be apparent to those skilled in the art that modifications and equivalents may be made in the embodiments and/or portions thereof without departing from the spirit and scope of the present invention.

Claims

1. The utility model provides a portable bearing framed bent of large-span concrete roof which characterized in that: the supporting device comprises an upper template, the equal fixedly connected with bearing steelframe in lower extreme both sides of upper template, the lower extreme of bearing steelframe is equipped with lift platform, lift platform's lower extreme is equipped with the gyro wheel, and is two sets of be equipped with adjusting device between the bearing steelframe, adjusting device is including a supporting beam, a supporting bench, driving motor, screw rod and guide bar, it is two sets of to prop up supporting beam fixes at the middle part of bearing steelframe, a supporting bench arranges in a supporting beam's below, driving motor installs on the supporting bench, the screw rod passes through the driving motor drive, be equipped with screw hole and guiding hole on the supporting beam, the screw hole with the screw rod phase-match, the guide bar is installed on the supporting bench, the guide bar with the guiding hole phase-match.

2. The movable large-span concrete roof load-bearing bent according to claim 1, wherein: lifting platform includes backup pad and bottom suspension fagging, the gyro wheel is installed the lower extreme of bottom suspension fagging, the four corners of bottom suspension fagging all is equipped with the pneumatic cylinder, the cylinder body of pneumatic cylinder with bottom suspension fagging fixed connection, the piston of pneumatic cylinder with go up backup pad fixed connection.

3. The large-span concrete roof movable load-bearing bent of claim 2, wherein: lifting platform includes a plurality of first connecting rods and a plurality of second connecting rod, first connecting rod and second connecting rod one-to-one, the middle part cross-over of first connecting rod and second connecting rod is articulated, the right-hand member of first connecting rod with it is articulated to go up the backup pad, the left end of first connecting rod through first pulley with bottom suspension fagging sliding connection, the right-hand member of second connecting rod with the bottom suspension fagging is articulated, the left end of second connecting rod through the second pulley with go up backup pad sliding connection.

4. The movable large-span concrete roof load-bearing bent according to claim 3, wherein: the number of the screw rods is 2, the number of the guide rods is 2, the screw rods and the guide rods are distributed at four corners of the supporting platform, two screw rods are distributed diagonally, and two guide rods are distributed diagonally.

5. The large-span concrete roof movable load-bearing bent of claim 4, wherein: the supporting table is provided with a controller, and the two driving motors are electrically connected with the controller.