CN211056502U

CN211056502U - Reinforced structure is used in hoisting of large plate girder

Info

Publication number: CN211056502U
Application number: CN201921758020.XU
Authority: CN
Inventors: 刘文猛; 钟涛; 朱杰
Original assignee: China Energy Construction Group Northeast Electric Power Third Engineering Co ltd
Current assignee: China Energy Construction Group Northeast Electric Power Third Engineering Co ltd
Priority date: 2019-10-20
Filing date: 2019-10-20
Publication date: 2020-07-21
Anticipated expiration: 2029-10-20

Abstract

The utility model relates to the technical field of plate girder hoisting, in particular to a reinforcing structure for hoisting a large plate girder, the utility model is convenient for hoisting, reducing the slipping phenomenon, improving the use reliability, convenient for use, convenient for integrated cooperation, simple in operation and improving the practicability, comprises a bottom plate, a clamping plate and four lead screws, wherein the four corners of the bottom end of the bottom plate are all provided with roller structures for integral movement, fixing rings are arranged in the four corner positions of the top end of the top plate, the bottom ends of the four lead screws are respectively and rotatably connected with the four fixing rings through rotating shafts, open grooves are arranged in the front side and the rear side of the left end and the right end of the clamping plate, the positions of the opening grooves correspond to the positions of the fixing rings one by one, hexagonal screw tubes are sleeved outside the screw rods in a screwed mode, and the top of each lead screw is provided with a stop dog, and the four corners of the top of the clamping plate are provided with hanging rings.

Description

Reinforced structure is used in hoisting of large plate girder

Technical Field

The utility model relates to a plate girder hoist and mount technical field specifically is a reinforced structure is used in hoisting of big plate girder.

Background

The reinforced structure for hoisting the large plate girder is used for reinforcing the large plate girder in the hoisting process of the large plate girder so as to better improve the auxiliary device of the stability of the large plate girder in the hoisting process, and is widely used in the field of hoisting the plate girder. The existing hoisting mode of the large plate girder is generally to hoist through a steel wire rope on a crane, and because the hoisting point on the large plate girder is not convenient to find, the steel wire rope is often wound on the large plate girder to carry out hoisting operation, so that a gap is reserved between the large plate girder and the steel wire rope, the steel wire rope is easy to slip off in the hoisting process, and the use reliability is low; in the prior art, the upper and lower reinforcing plates are used for clamping and hoisting the large plate beam together, so that the phenomenon of slipping can be reduced, the reinforcing plates are inconvenient to take and place during use, poor in mutual matching performance, poor in integrity, complex in operation and poor in practicability.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a reinforced structure is used in hoisting of large plate girder, its convenient hoist and mount, reducible landing phenomenon improves and uses reliability, convenient integration cooperation to use, operates comparatively simply.

In order to achieve the above object, the utility model provides a following technical scheme: a reinforced structure for hoisting a large plate girder comprises a bottom plate, a clamping plate and four lead screws, wherein four corner position areas at the bottom end of the bottom plate are respectively provided with a roller structure for integral movement, four corner position areas at the top end of a top plate are respectively provided with a fixing ring, the bottom ends of the four lead screws are respectively rotatably connected with the four fixing rings through rotating shafts, the front side and the rear side areas at the left end and the right end of the clamping plate are respectively provided with an open slot, the positions of the open slots are respectively in one-to-one correspondence with the positions of the fixing rings, the outer part of each lead screw is sleeved with a hexagonal screwed pipe, the top end of each lead screw is provided with a stop block, the four corner position areas at the top end of the clamping plate are respectively provided with a lifting ring, the left end and the right end of the clamping plate are respectively provided with a stop lever, and the rear end of each stop lever is, the front parts of the gear rods are detachably connected with the front sides of the left end and the right end of the clamping plate through fixing bolts, and anti-skidding structures are arranged on the end face of the bottom end of the clamping plate and the end face of the top end of the bottom plate.

Preferably, the roller structure comprises a fixed block and a roller, the top end of the roller is connected with the bottom end of the fixed block, four corner position areas of the bottom end of the bottom plate are provided with fixed grooves matched with the fixed blocks, and the fixed blocks are respectively clamped inside the fixed grooves.

Preferably, a sliding through hole communicated with the outside is transversely arranged on the inner wall of one side of each fixing groove far away from the central position of the bottom plate, a limiting pin is arranged in each sliding through hole, an adjusting chamber is arranged in the middle area of each sliding through hole, a limiting plate and a supporting spring are arranged in each adjusting chamber, one end of each limiting plate is respectively attached to the inner wall of one side of each adjusting chamber far away from the central position of the bottom plate, each limiting plate is fixedly sleeved on the outer wall of each limiting pin, each supporting spring is respectively sleeved outside each limiting pin, one end of each supporting spring is respectively attached to the other end of each limiting plate, the other end of each supporting spring is respectively attached to the inner wall of one side of each adjusting chamber close to the central position of the bottom plate, and a pin hole is transversely arranged on one side wall of each fixing block, and one end of each limiting pin is respectively inserted into the pin hole on each fixing block, and the other end of each limiting pin is provided with a handle.

Preferably, threaded holes are longitudinally formed in four corner position areas of the top end of the clamping plate, threaded rods are arranged at the bottom ends of the lifting rings, and the bottom ends of the threaded rods are inserted into the threaded holes in a threaded mode respectively.

Preferably, the anti-slip structure comprises a plurality of triangular teeth which are uniformly distributed.

Preferably, the front end of the bottom plate is provided with a tool placement groove, and the front end of the tool placement groove is provided with a baffle plate.

Preferably, the top end and the bottom end of the placing groove are symmetrically provided with sliding rails, the opposite surfaces of the two sliding rails are transversely provided with sliding grooves, and the top end and the bottom end of the baffle plate are respectively arranged in the sliding grooves on the two sliding rails in a sliding manner.

Preferably, a pushing handle is arranged on the left side of the front end of the baffle.

Compared with the prior art, the utility model discloses possess following beneficial effect:

the reinforced structure for hoisting the large plate girder is used for placing the large plate girder through the bottom plate, supporting the large plate girder, placing the clamping plate at the top end of the large plate girder, respectively rotationally unloading the fixing bolts through the rotation between the screw rods and the fixing rings, rotationally opening the gear rods, respectively rotating the screw rods into the open slots of the clamping plate, downwards rotating the hexagonal screw tubes through the screw assembly between the hexagonal screw tubes and the screw rods, so that the clamping plate is matched with the bottom plate to fasten the large plate girder, reinforcing the large plate girder, plugging the opening of the open slots by turning over the gear rods and screwing the fixing bolts to prevent the sliding between the clamping plate and the screw rods, using four lifting rings at the top end of the clamping plate for the lifting point of the large plate girder to facilitate the hoisting, reducing the sliding phenomenon through the clamping between the clamping plate and the bottom plate and the anti-slip capability of the anti-slip structure, and reducing the unstable phenomenon of directly using a steel wire rope to bundle the large plate girder for hoisting, and the hoisting point position is selected conveniently, replaces traditional operation, improves and uses the reliability, through the gyro wheel structure, is convenient for remove this reinforced structure and uses to the service position, and convenient to use through the normal running fit between solid fixed ring and the lead screw, makes wholly fold together when using, during the use directly prop up use can, convenient integration cooperation is used, and the operation is comparatively simple, has improved the practicality.

Drawings

FIG. 1 is a schematic structural view of the present invention in use;

FIG. 2 is a schematic structural view of the utility model in the process of the folded placement state;

fig. 3 is a schematic top view of the splint of the present invention.

In the figure: 1. a base plate; 2. a splint; 3. a lead screw; 4. a fixing ring; 5. a hexagonal screw tube; 6. a stopper; 7. a hoisting ring; 8. a gear lever; 9. a fixed block; 10. a roller; 11. a spacing pin; 12. a conditioning chamber; 13. a limiting plate; 14. a support spring; 15. a handle; 16. a threaded rod; 17. triangular teeth; 18. a baffle plate; 19. a slide rail; 20. and (6) pushing the hand.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, a reinforcing structure for hoisting a plank beam comprises a bottom plate 1, a clamping plate 2 and four lead screws 3, wherein four corner positions of the bottom end of the bottom plate 1 are all provided with roller structures for integral movement, each roller structure comprises a fixed block 9 and a roller 10, the top end of each roller 10 is connected with the bottom end of the corresponding fixed block 9, four corner positions of the bottom end of the bottom plate 1 are all provided with fixed grooves matched with the fixed blocks 9, each fixed block 9 is respectively clamped inside each fixed groove, the clamping and the disassembly between the fixed blocks 9 and the fixed grooves are facilitated through the matching between the fixed grooves and the fixed blocks 9, the dismounting of the reinforcing structure in the process of hoisting and using the plank beam is facilitated, the reinforcing structure is selected at any time according to actual conditions, the adaptability is improved, a sliding through hole communicated with the outside is transversely arranged on the inner wall of one side of each fixed groove far away from the center position, a limiting pin 11 is arranged inside each sliding through hole, an adjusting chamber 12 is arranged in the middle area of each sliding through hole, a limiting plate 13 and a supporting spring 14 are arranged inside each adjusting chamber 12, one end of each limiting plate 13 is respectively attached to the inner wall of one side of each adjusting chamber 12 far away from the central position of the bottom plate 1, each limiting plate 13 is fixedly sleeved on the outer wall of each limiting pin 11, each supporting spring 14 is respectively sleeved outside each limiting pin 11, one end of each supporting spring 14 is respectively attached to the other end of each limiting plate 13, the other end of each supporting spring 14 is respectively attached to the inner wall of one side of each adjusting chamber 12 near the central position of the bottom plate 1, a pin hole is transversely arranged on one side wall of each fixing block 9, and one end of each limiting pin 11 is respectively inserted into the pin hole on each fixing block 9, through the sliding fit between the limiting pin 11 and the sliding through hole, the limiting pin 11 is convenient to move left and right, through the matching use of the limiting plate 13 and the supporting spring 14, one end of the limiting pin 11 is convenient to stably insert into the pin hole of each fixed block 9 under the thrust of the supporting spring 14, the installation and use stability of the fixed block 9 driving the roller 10 on the bottom plate 1 is improved, when the limiting plate is not used, the fixed block 9 and the roller 10 can be dismounted through outwards pulling out the limiting pin 11, the disassembly and use are convenient, the fixing is convenient, the other end of each limiting pin 11 is provided with a handle 15, an operator can conveniently pull the limiting pin 11, in addition, four corner position areas at the top end of the top plate are respectively provided with a fixed ring 4, the bottom ends of the four lead screws 3 are respectively and rotatably connected with the four fixed rings 4 through rotating shafts, the folding placement and the use of each lead screw 3 are convenient, open grooves are respectively arranged at, the positions of the open grooves correspond to the positions of the fixing rings 4 one by one, hexagonal screw tubes 5 are sleeved outside the lead screws 3 in a threaded manner, the clamping plate 2 and the bottom plate 1 are fastened under the action of the hexagonal screw tubes 5 through the matching of the open grooves and the lead screws 3, the top ends of the lead screws 3 are provided with stop blocks 6 to prevent the hexagonal screw tubes 5 and the lead screws 3 from sliding off, the use reliability is improved, the four corner position areas of the top end of the clamping plate 2 are provided with hanging rings 7 to facilitate integral hoisting, the four corner position areas of the top end of the clamping plate 2 are longitudinally provided with threaded holes, the bottom end of each hanging ring 7 is provided with a threaded rod 16, the bottom end of each threaded rod 16 is inserted into each threaded hole in a threaded manner to facilitate the disassembly and the assembly of the hanging rings 7 and the replacement, and the left end and the right end of the clamping plate 2 are provided with baffle rods 8, the opening groove can be blocked through the stop rods 8, the stable placement capacity of the screw rod 3 in the opening groove is improved, the use reliability is improved, the rear ends of the stop rods are respectively and rotatably connected with the left side and the right side of the rear end of the clamping plate 2 through the rotating shafts, the use is convenient, the front part of each stop rod 8 is detachably connected with the front sides of the left end and the right end of the clamping plate 2 through the fixing bolts, the fixing and the dismounting are convenient, the practicability is improved, the bottom end surface of the clamping plate 2 and the end surface of the top end of the bottom plate 1 are respectively provided with an anti-skidding structure, the anti-skidding structure comprises a plurality of triangular teeth 17 which are uniformly distributed, the stable anti-skidding placement capacity of the large plate beam between the clamping plate 2 and the bottom plate 1 is improved, the stability is improved, the front end of the bottom plate 1 is provided with a tool placement groove for placing and dismounting tools such as a wrench used, more convenient to the front end of instrument standing groove is provided with baffle 18, the top and the bottom symmetry of standing groove are provided with slide rail 19 to the opposite face of two slide rails 19 all transversely is provided with the spout, and the top and the bottom of baffle 18 are respectively in the spout of slidable setting on two slide rails 19, conveniently slide the baffle 18 that opens and shuts, and the opening part to the instrument standing groove is sealed and is opened, convenient operation, the front end left side of baffle 18 is provided with pushing hands 20, and the operating personnel of being convenient for promotes baffle 18.

To sum up, when the reinforced structure for hoisting the large plate girder is used, firstly, the whole body is moved to a position required to be used by a user through the rotation of the four rollers 10, then, the limiting pins 11 are pulled outwards by using the handles 15, the rollers 10 are dismounted for waiting use, then, the positions of the screw rods 3 are respectively turned over, the baffle 18 is opened, tools such as a spanner and the like are taken down, the fixing bolts are dismounted, the baffle rods 8 are turned over, the clamping plates 2 are taken down, then, the large plate girder is moved to the top end of the bottom plate 1 and is adjusted to a proper position, after the gravity center of the large plate girder is consistent with the gravity center position of the bottom plate 1, the clamping plates 2 are placed at the top end of the large plate girder, the screw rods 3 are turned over, the screw rods 3 are respectively and longitudinally clamped in the corresponding open grooves, then, the baffle rods 8 are turned over, the fixing bolts are screwed down, the open grooves are blocked, then, the hexagonal screw pipes 5, the clamping plate 2 is pushed downwards, the clamping plate 2 and the bottom plate 1 clamp the large plate girder, and then devices such as steel wire ropes on hoisting equipment are hung on the four hoisting rings 7 respectively for hoisting.

In the description herein, it is to be noted that, unless expressly stated or limited otherwise, the terms "connected" and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; the connection may be mechanical or electrical, and may be direct or indirect via an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the description herein, it is noted that relational terms such as first and second, and the like, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a reinforced structure is used in hoisting of large plate girder which characterized in that: the device comprises a bottom plate (1), a clamping plate (2) and four lead screws (3), wherein four corner position areas at the bottom end of the bottom plate (1) are respectively provided with a roller structure for integral movement, four corner position areas at the top end of a top plate are respectively provided with a fixing ring (4), the bottom ends of the four lead screws (3) are respectively rotatably connected with the four fixing rings (4) through rotating shafts, the front side and the rear side areas at the left end and the right end of the clamping plate (2) are respectively provided with an open slot, the positions of the open slots are respectively in one-to-one correspondence with the positions of the fixing rings (4), the outer part of each lead screw (3) is sleeved with a hexagonal solenoid (5), the top end of each lead screw (3) is provided with a stop block (6), the four corner position areas at the top end of the clamping plate (2) are respectively provided with a lifting ring (7), and the left end and the right end of, the rear ends of the stop levers are rotatably connected with the left side and the right side of the rear end of the clamping plate (2) through rotating shafts respectively, the front portions of the stop levers (8) are detachably connected with the left end and the right end of the clamping plate (2) through fixing bolts, and anti-skidding structures are arranged on the end face of the bottom end of the clamping plate (2) and the end face of the top end of the bottom plate (1).

2. The reinforcing structure for hoisting the large plate girder according to claim 1, wherein: the roller structure comprises fixing blocks (9) and rollers (10), the top ends of the rollers (10) are connected with the bottom ends of the fixing blocks (9), fixing grooves matched with the fixing blocks (9) are formed in four corner position areas of the bottom end of the bottom plate (1), and the fixing blocks (9) are respectively clamped inside the fixing grooves.

3. The reinforcing structure for hoisting the large plate girder according to claim 2, wherein: sliding through holes communicated with the outside are transversely arranged on the inner wall of one side, far away from the central position of the bottom plate (1), of each fixing groove, limiting pins (11) are arranged inside each sliding through hole, adjusting chambers (12) are arranged in the middle areas of the sliding through holes, limiting plates (13) and supporting springs (14) are arranged inside each adjusting chamber (12), one end of each limiting plate (13) is tightly attached to the inner wall of one side, far away from the central position of the bottom plate (1), of each adjusting chamber (12), each limiting plate (13) is fixedly sleeved on the outer wall of each limiting pin (11), each supporting spring (14) is sleeved outside each limiting pin (11), one end of each supporting spring (14) is tightly attached to the other end of each limiting plate (13), and the other end of each supporting spring (14) is tightly attached to the other end of each adjusting chamber (12) close to the central position of the bottom plate (1) The inner wall of one side of the fixing block is tightly attached, a pin hole is transversely formed in one side wall of each fixing block (9), one end of each limiting pin (11) is inserted into the pin hole in each fixing block (9), and a handle (15) is arranged at the other end of each limiting pin (11).

4. The reinforcing structure for hoisting the large plate girder according to claim 1, wherein: threaded holes are longitudinally formed in four corner position areas of the top end of the clamping plate (2), threaded rods (16) are arranged at the bottom ends of the lifting rings (7), and the bottom ends of the threaded rods (16) are respectively inserted into the threaded holes in a threaded mode.

5. The reinforcing structure for hoisting the large plate girder according to claim 1, wherein: the anti-slip structure comprises a plurality of triangular teeth (17) which are uniformly distributed.

6. The reinforcing structure for hoisting the large plate girder according to claim 1, wherein: the front end of the bottom plate (1) is provided with a tool placing groove, and the front end of the tool placing groove is provided with a baffle plate (18).

7. The reinforcing structure for hoisting the large plate girder according to claim 6, wherein: the top end and the bottom end of the placing groove are symmetrically provided with sliding rails (19), the opposite surfaces of the two sliding rails (19) are transversely provided with sliding grooves, and the top end and the bottom end of the baffle (18) are respectively arranged in the sliding grooves of the two sliding rails (19) in a sliding mode.

8. The reinforcing structure for hoisting the large plate girder according to claim 7, wherein: a pushing handle (20) is arranged on the left side of the front end of the baffle (18).