CN219297997U - Auxiliary fixing device for lifting bent cap - Google Patents

Abstract

The application discloses auxiliary fixing device is hoisted to bent cap for temporarily fix between limit section and middle section of bent cap, include: the truss longitudinal beam comprises a first longitudinal beam and a second longitudinal beam, and a stiffening plate is arranged between the first longitudinal beam and the second longitudinal beam; the truss upright post comprises a first upright post and a second upright post, the first upright post is arranged at the middle position of the first longitudinal beam along the vertical direction, the second upright post is arranged at the middle position of the second longitudinal beam along the vertical direction, and a stiffening plate is arranged between the first upright post and the second upright post; the truss inclined beams are respectively arranged at two sides of the truss upright post and are connected with the truss longitudinal beam and the truss upright post; and the anchor plates are respectively arranged at two ends of the truss longitudinal beam and are used for fixing the connecting edge section and the middle section. The structure can safely and reliably finish hoisting and positioning the side sections of the three-section bent cap, and solves the problem that the side sections and the middle section are difficult to hoist and position when being spliced. In addition, the device has simple structure, convenient material taking and good manufacturability and economy.

Description

Auxiliary fixing device for lifting bent cap

Technical Field

The utility model relates to the technical field of bent cap construction, in particular to a bent cap hoisting auxiliary fixing device.

Background

In the past construction technology, the construction of a cast-in-place concrete structure is mainly performed in China, but the construction speed of the cast-in-place concrete structure construction has a great relationship with the proficiency of constructors, the problem of low construction speed exists, and the problems of high noise, high dust amount, high consumption, high working strength and the like are caused. The prefabricated full-assembled concrete frame structure is constructed, the construction speed is high, the trend that site workers are required to be specialized in the future is solved, and the pollution to the environment is small, so that the prefabricated assembly process has a wide prospect in the future. In order to realize the prefabricated assembly process of the large-volume bent cap, the bent cap can be divided into three sections for prefabrication so as to meet the transportation and hoisting conditions, so that the prefabricated installation of the bent cap with larger volume is realized, and the bracket, time and space can be saved.

However, due to the fact that the construction difficulty of the hoisting technology is high, the hoisting technology of the three-section bent cap in the prior art is not completely mature, and particularly the hoisting safety risk prevention and control method has a great influence on popularization of the three-section bent cap technology.

In summary, how to provide a safe and reliable auxiliary fixing device for lifting a capping beam is a problem to be solved by those skilled in the art.

Disclosure of Invention

In view of the above, an object of the present utility model is to provide a bent cap lifting auxiliary fixing device that can temporarily fix together the middle section and the side section of the bent cap safely and reliably.

In order to achieve the above object, the present utility model provides the following technical solutions:

a capping beam lifting aid fixing device for temporary fixation between a side section and an intermediate section of a capping beam, comprising: the truss longitudinal beam comprises a first longitudinal beam and a second longitudinal beam, and a stiffening plate is arranged between the first longitudinal beam and the second longitudinal beam; the truss upright post comprises a first upright post and a second upright post, the first upright post is arranged at the middle position of the first longitudinal beam along the vertical direction, the second upright post is arranged at the middle position of the second longitudinal beam along the vertical direction, and a stiffening plate is arranged between the first upright post and the second upright post; the truss oblique beams are arranged on two sides of the truss upright post and are connected with the truss longitudinal beam and the truss upright post; and the anchor plates are respectively arranged at two ends of the truss longitudinal beam and are used for fixing the connecting edge section and the middle section.

The utility model provides a bent cap hoist and mount auxiliary fixing device, the stiffening plate includes first stiffening plate, and first stiffening plate is equipped with a plurality ofly, and a first stiffening plate is located the top surface of truss stand; the top surfaces of the truss longitudinal beams are provided with two first stiffening plates, and the two first stiffening plates are respectively positioned between the truss upright posts and the truss oblique beams.

The utility model provides a supplementary fixing device of bent cap hoist and mount, the stiffening plate still includes the second stiffening plate, and the second stiffening plate is equipped with a plurality ofly, and a plurality of second stiffening plates evenly locate the bottom surface of truss longeron.

The utility model provides a bent cap hoist and mount auxiliary fixation device, anchor board includes first anchor board and second anchor board, and first anchor board and second anchor board are all fixed to be located the one end of truss longeron, and the top surface of truss longeron is located to first anchor board is fixed, and the bottom surface of truss longeron is located to the second anchor board is fixed.

The utility model provides a bent cap hoist and mount auxiliary fixation device, anchor board still includes third anchor board and fourth anchor board, and the other end of truss longitudinal beam is all movably located to third anchor board and fourth anchor board, and the top surface of truss longitudinal beam is located to the third anchor board, and the bottom surface of truss longitudinal beam is located to the fourth anchor board.

The utility model provides a bent cap hoist and mount auxiliary fixture device, anchor board is equipped with the through-hole, is equipped with the screw-thread steel in the bent cap, and the screw-thread steel is pegged graft in the through-hole.

An auxiliary fixing device for hoisting a bent cap is provided, and an anchoring tool is arranged at the tail end of a screw-thread steel.

A cover beam hoisting auxiliary fixing device is provided, and a base plate is arranged between the bottom surface of an anchoring tool and the first anchoring plate and the third anchoring plate.

A cover beam hoisting auxiliary fixing device comprises a truss longitudinal beam, a truss upright post and a truss oblique beam which are all I-shaped steel.

The utility model provides a bent cap hoist and mount auxiliary fixation device, the fixed connection mode between truss longeron, truss stand, truss sloping and the anchor board is the welding.

Compared with the background art, the auxiliary fixing device for hoisting the bent cap provided by the utility model is used for temporarily fixing between the side section and the middle section of the bent cap, and comprises the following components: the truss longitudinal beam comprises a first longitudinal beam and a second longitudinal beam, and a stiffening plate is arranged between the first longitudinal beam and the second longitudinal beam; the truss upright post comprises a first upright post and a second upright post, the first upright post is arranged at the middle position of the first longitudinal beam along the vertical direction, the second upright post is arranged at the middle position of the second longitudinal beam along the vertical direction, and a stiffening plate is arranged between the first upright post and the second upright post; the truss inclined beams are respectively arranged at two sides of the truss upright post and are connected with the truss longitudinal beam and the truss upright post; and the anchor plates are respectively arranged at two ends of the truss longitudinal beam and are used for fixing the connecting edge section and the middle section. The stiffening plate can be integrated by fixedly connecting the first longitudinal beam, the second longitudinal beam, the first stand column and the second stand column respectively, and the auxiliary fixing device for hoisting the bent cap and the side section and the middle section of the bent cap can be fixedly connected respectively through the anchoring plate. Before the bent cap prefabrication installation, anchor board and limit section fixed connection of this application of bent cap hoist and mount auxiliary fixing device one end earlier to follow side section integral hoisting, the back is put in place in limit section hoist and mount auxiliary fixing device other end anchor board and intermediate section fixed connection again, can accomplish the interim fixed of limit section and intermediate section of bent cap through the auxiliary fixing device of bent cap hoist and mount like this, after accomplishing the whole prestressing force tensioning of bent cap, demolish this device. The auxiliary fixing device for hoisting the bent cap can reliably finish the hoisting of the side sections of the three-section bent cap in place, solves the problem that the hoisting of the side sections in place is difficult, and has safe and stable hoisting process and low risk. In addition, the auxiliary fixing device for hoisting the bent cap provided by the application has the advantages of simple structure, easiness in operation, convenience in material drawing and good manufacturability and economy.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present utility model, and that other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic installation view of a capping beam hoisting auxiliary fixing device provided by the utility model;

fig. 2 is a top view of the installation of the auxiliary fixing device for lifting the bent cap provided by the utility model;

fig. 3 is a structural diagram of the auxiliary fixing device for hoisting the bent cap provided by the utility model;

fig. 4 is a top view of the auxiliary fixing device for lifting the bent cap provided by the utility model;

fig. 5 is a schematic diagram of the auxiliary fixing device for lifting the bent cap and the connection state of the screw-thread steel.

Wherein:

1-bent cap, 11-side segment, 12-middle segment,

2-truss longitudinal beam, 21-first longitudinal beam, 22-second longitudinal beam,

3-stiffener, 31-first stiffener, 32-second stiffener

4-truss upright post, 41-first upright post, 42-second upright post,

5-truss diagonal beam,

6-anchoring plate, 61-first anchoring plate, 62-second anchoring plate, 63-third anchoring plate, 64-fourth anchoring plate,

7-screw steel, 8-anchoring tool and 9-backing plate.

Detailed Description

The following description of the embodiments of the present application will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all, of the embodiments of the present application. All other embodiments, which can be made by one of ordinary skill in the art without undue burden from the present disclosure, are within the scope of the present disclosure.

The present utility model will be further described in detail below with reference to the drawings and detailed description for the purpose of enabling those skilled in the art to better understand the aspects of the present utility model.

The auxiliary fixing device for lifting a capping beam provided in the embodiment of the present application is configured to temporarily fix between an edge segment 11 and an intermediate segment 12 of the capping beam 1, and may refer to fig. 1 to 5 in the specification, and includes: the truss longitudinal beam 2 comprises a first longitudinal beam 21 and a second longitudinal beam 22, and a stiffening plate 3 is arranged between the first longitudinal beam 21 and the second longitudinal beam 22; the truss upright 4 comprises a first upright 41 and a second upright 42, the first upright 41 is arranged at the middle position of the first longitudinal beam 21 along the vertical direction, the second upright 42 is arranged at the middle position of the second longitudinal beam 22 along the vertical direction, and a stiffening plate 3 is arranged between the first upright 41 and the second upright 42; the truss oblique beams 5 are respectively arranged at two sides of the truss upright post 4 and are connected with the truss longitudinal beam 2 and the truss upright post 4; anchor plates 6, provided at both ends of the truss girder 2, respectively, for fixing the connecting side sections 11 and the intermediate section 12.

It is to be noted that the bent cap adopts prefabricated assembly type technology, and the hoist and mount process utilizes the construction of hanging basket to come fixed three-section bent cap's middle section and limit section temporarily, and bent cap hoist and mount auxiliary fixture is as the auxiliary fixtures equipment of three-section bent cap hoist and mount to be a shaped steel triangle truss. The prefabricated building adopts a mode of prefabricated building components such as beams, plates, columns, outer walls and the like in factory production, and the prefabricated building is transported to a site for installation and construction after maintenance and acceptance inspection. The capping beam is also called a capping beam, can support and transfer the load of the upper structure, and a cross beam is arranged at the top of the bent pile pier and mainly used for supporting the upper structure of the bridge and transferring the whole load to the lower structure. The hanging basket is a bearing framework capable of sliding or rolling along the roof of the beam, is anchored and hung on the constructed beam section, provides an air platform for construction operation of the next section, can move forward and be fixed after construction of one section is completed, and performs construction of the next section, and is circulated until cantilever pouring is completed.

The truss longitudinal beam 2 that this application embodiment provided auxiliary fixing device of bent cap hoist and mount set up, including twice longeron, be first longeron 21 and second longeron 22 respectively, be equipped with the space between first longeron 21 and the second longeron 22, can be used for inserting the screw thread steel 7 that bent cap 1 was equipped with, the top surface and the bottom surface of first longeron 21 and second longeron 22 respectively a plurality of stiffening plates 3 of fixed connection can be fixed into a whole with twice longeron. The middle positions of the top surfaces of the first longitudinal beam 21 and the second longitudinal beam 22 are respectively provided with a stand column, namely a first stand column 41 and a second stand column 42, the stand columns extend along the vertical direction, and the top surfaces of the first stand column 41 and the second stand column 42 are fixedly connected with the stiffening plate 3 as well, so that the stand columns are connected into a whole. Two truss diagonal beams 5 are obliquely and fixedly connected between the first upright post 41 and the first longitudinal beam 21 respectively, the truss diagonal beams 5 are symmetrical relative to the first upright post 41, two truss diagonal beams 5 are obliquely and fixedly connected between the second longitudinal beam 22 and the second upright post 42 respectively, the truss diagonal beams 5 are symmetrical relative to the second upright post 42, a triangle is formed between the truss diagonal beams 5, the truss upright post 4 and the truss longitudinal beam 2, and the triangle is stable in structure and can bear larger force. The anchor plates 6 are arranged at two ends of the truss longitudinal beam 2 and are used for respectively fixing the screw steels 7 on the side sections 11 and the middle sections 12, so that the side sections 11 and the middle sections 12 can be temporarily fixed through the auxiliary fixing device for cap beam hoisting, and the hoisting process can be completed safely and reliably. In addition, as shown in fig. 2 of the specification, two auxiliary fixing devices for hanging the bent caps are fixed on the top surfaces of the side sections 11 and the middle section 12.

As shown in fig. 3 of the specification, the stiffening plate 3 comprises a plurality of first stiffening plates 31, and one first stiffening plate 31 is arranged on the top surface of the truss upright 4; two first stiffening plates 31 are provided on the top surface of the truss girder 2, between the truss column 4 and the truss diagonal member 5, respectively. In the embodiment that this application provided, first stiffening plate 31 is equipped with 3 altogether, and the top surface of truss stand 4 is located to 1 piece, and the both sides of truss stand 4 are located respectively to 2 pieces in addition, and 30 millimeter thick steel sheet can be adopted to first stiffening plate 31, of course, and specific position and thickness of first stiffening plate 31 can be according to actual design adjustment, do not do the restriction herein.

The stiffening plate 3 further comprises a plurality of second stiffening plates 32, and the second stiffening plates 32 are uniformly arranged on the bottom surface of the truss longitudinal beam 2. In the embodiment provided by the application, the second stiffening plate 32 is equipped with 6 altogether, and the equipartition can adopt 15 millimeter thick steel sheet with the bottom surface of truss longeron 2 for the second stiffening plate 32, of course, the concrete position and the thickness of second stiffening plate 32 can be according to actual design adjustment, does not do the restriction here.

The anchor plate 6 comprises a first anchor plate 61 and a second anchor plate 62, the first anchor plate 61 and the second anchor plate 62 are fixedly arranged at one end of the truss girder 2, the first anchor plate 61 is fixedly arranged on the top surface of the truss girder 2, and the second anchor plate 62 is fixedly arranged on the bottom surface of the truss girder 2. The first anchor plate 61 and the second anchor plate 62 are fixedly connected with the screw steel 7 of the side section 11, and before the capping beam 1 is prefabricated and installed, the side section 11 and the capping beam hoisting auxiliary fixing device are fixedly connected with the middle section 12 together after the first anchor plate 61 and the second anchor plate 62 are fixedly connected with the side section 11. The first anchor plate 61 may be a 30 mm thick steel plate and the second anchor plate 62 may be a 15 mm thick steel plate.

The anchor plate 6 further comprises a third anchor plate 63 and a fourth anchor plate 64, the third anchor plate 63 and the fourth anchor plate 64 are movably arranged at the other end of the truss girder 2, the third anchor plate 63 is arranged at the top surface of the truss girder 2, and the fourth anchor plate 64 is arranged at the bottom surface of the truss girder 2. The third anchor plate 63 and the fourth anchor plate 64 are fixedly connected with the screw steel 7 of the intermediate section 12, the third anchor plate 63 and the fourth anchor plate 64 are independent before being connected with the intermediate section 12, namely, are not integrally arranged with the truss girder 2, the auxiliary fixing device for lifting the cover girder is close to the intermediate section 12 in the lifting process of the side section 11, at the moment, the screw steel 7 of the intermediate section 12 is respectively connected with the fourth anchor plate 64 and the third anchor plate 63, and after the butt joint of the side section 11 and the intermediate section 12 is completed, the third anchor plate 63 and the fourth anchor plate 64 are fixed on the truss girder 2. Wherein, third anchor plate 63 may be a 30 mm thick steel plate and fourth anchor plate 64 may be a 15 mm thick steel plate.

The anchor plates 6 are all provided with through holes, the bent cap 1 is internally provided with screw thread steel 7, and the screw thread steel 7 is inserted in the through holes. The end of the screw-thread steel 7 is provided with an anchoring tool 8. The deformed steel bar 7 is made of deformed steel bar with a diameter of 40 mm, and is pre-buried in the design positions of the middle section 12 and the side section 11 of the capping beam 1, and through holes are formed in the positions of the gaps among the first longitudinal beam 21 and the second longitudinal beam 22 of the first anchor plate 61, the second anchor plate 62, the third anchor plate 63 and the fourth anchor plate 64, and can be set to be round holes with a diameter of 45 mm according to the diameter of 40 mm of the deformed steel bar 7. The anchoring tool 8 can be connected with the screw thread steel 7, the auxiliary fixing device for hoisting the bent cap is tightly pressed on the top surface of the bent cap 1, at the moment, the screw thread steel 7 corresponds to the action of a screw rod, and the anchoring tool 8 corresponds to the action of a nut. Of course, the through hole provided by the anchor plate 6 may be provided according to practical situations, as long as it can be adapted to the diameter of the screw steel 7.

As shown in fig. 4 and 5 of the specification, a backing plate 9 is provided between the bottom surface of the anchoring tool 8 and the first and third anchor plates 61 and 63. The backing plate 9 is likewise provided with through holes for the passage of the screw steel 7, the backing plate 9 acting to prevent loosening of the anchoring tool 8, in which case the backing plate 9 corresponds to the function of a washer. The backing plate 9 may be a 30 mm thick steel plate.

The truss longitudinal beam 2, the truss upright post 4 and the truss oblique beam 5 are all I-steel. The utility model provides a supplementary fixing device of bent cap hoist and mount obtains truss longeron 2, truss stand 4 and truss sloping 5 can specifically adopt 45b I-steel, and the waist height of I-steel is 45 centimetres, and its length can set up according to actual conditions. I-steel is also called a steel beam, and is a long steel material with an I-shaped section, and I-shaped steel is a section steel with an I-shaped section. The side hardness of the I-steel is strong, the bending resistance is particularly strong, and the bending state is not easy to occur. And the I-steel is easy to cut and weld, and meanwhile, the I-steel is light in weight and low in cost.

The fixed connection modes among the frame longitudinal beam 2, the truss upright post 4, the truss oblique beam 5 and the anchoring plate 6 are all welding. The first upright 41 and the second upright 42 are welded on the first longitudinal beam 21 and the second longitudinal beam 22 respectively, two ends of the truss diagonal beam 5 are welded on the frame longitudinal beam 2 and the truss upright 4 respectively, the first stiffening plate 31 and the second stiffening plate 32 are welded on the first longitudinal beam 21 and the second longitudinal beam 22 respectively, the first anchoring plate 61 and the second anchoring plate 62 are welded on one end of the truss longitudinal beam 2 respectively, and the third anchoring plate 63 and the fourth anchoring plate 64 are welded on the other end of the truss longitudinal beam 2 after the butt joint of the edge section 11 and the middle section 12 is completed. The full-face welding is adopted, namely, the full-face welding is also called full-face welding, namely, all the contact places of two workpieces to be welded are welded together, one welding seam is full-face welding, and the full-face welding strength is high.

It should be noted that in this specification, relational terms such as first and second, and the like are used solely to distinguish one entity from another entity without necessarily requiring or implying any actual such relationship or order between such entities.

The auxiliary fixing device for hoisting the bent cap is provided in the application. Specific examples are set forth herein to illustrate the principles and embodiments of the present application, and the description of the examples above is only intended to assist in understanding the methods of the present application and their core ideas. It should be noted that it would be obvious to those skilled in the art that various improvements and modifications can be made to the present application without departing from the principles of the present application, and such improvements and modifications fall within the scope of the claims of the present application.

Claims (10)

1. A bent cap hoisting auxiliary fixing device for temporary fixation between a side section (11) and an intermediate section (12) of a bent cap (1), characterized by comprising:

the truss longitudinal beam (2) comprises a first longitudinal beam (21) and a second longitudinal beam (22), and a stiffening plate (3) is arranged between the first longitudinal beam (21) and the second longitudinal beam (22);

truss stand (4), including first stand (41) and second stand (42), first stand (41) are located along vertical direction first longeron (21) intermediate position, second stand (42) are located along vertical direction second longeron (22) intermediate position, be equipped with between first stand (41) and second stand (42) stiffening plate (3);

the truss oblique beams (5) are arranged on two sides of the truss upright post (4) and are connected with the truss longitudinal beam (2) and the truss upright post (4);

and the anchor plates (6) are respectively arranged at two ends of the truss longitudinal beam (2) and are used for fixedly connecting the edge sections (11) and the middle sections (12).

2. The auxiliary fixing device for hoisting the bent cap according to claim 1, wherein the stiffening plate (3) comprises a plurality of first stiffening plates (31), and one first stiffening plate (31) is arranged on the top surface of the truss upright (4); the two first stiffening plates (31) are arranged on the top surfaces of the truss longitudinal beams (2) and are respectively arranged between the truss upright posts (4) and the truss diagonal beams (5).

3. The auxiliary fixing device for lifting the bent cap according to claim 2, wherein the stiffening plate (3) further comprises a second stiffening plate (32), a plurality of second stiffening plates (32) are arranged, and the plurality of second stiffening plates (32) are uniformly arranged on the bottom surface of the truss longitudinal beam (2).

4. The bent cap hoisting auxiliary fixing device according to claim 1, wherein the anchor plate (6) comprises a first anchor plate (61) and a second anchor plate (62), the first anchor plate (61) and the second anchor plate (62) are fixedly arranged at one end of the truss girder (2), the first anchor plate (61) is fixedly arranged at the top surface of the truss girder (2), and the second anchor plate (62) is fixedly arranged at the bottom surface of the truss girder (2).

5. The bent cap hoisting auxiliary fixing device according to claim 4, wherein the anchor plate (6) further comprises a third anchor plate (63) and a fourth anchor plate (64), the third anchor plate (63) and the fourth anchor plate (64) are movably arranged at the other end of the truss girder (2), the third anchor plate (63) is arranged at the top surface of the truss girder (2), and the fourth anchor plate (64) is arranged at the bottom surface of the truss girder (2).

6. The auxiliary fixing device for lifting the bent cap according to claim 5, wherein the anchor plate (6) is provided with a through hole, the bent cap (1) is internally provided with a deformed steel bar (7), and the deformed steel bar (7) is inserted into the through hole.

7. The auxiliary fixing device for lifting a bent cap according to claim 6, wherein the tail end of the deformed steel bar (7) is provided with an anchoring tool (8).

8. The auxiliary fixing device for lifting the bent cap according to claim 7, wherein a base plate (9) is arranged between the bottom surface of the anchoring tool (8) and the first anchoring plate (61) and the third anchoring plate (63).

9. The bent cap hoisting auxiliary fixing device according to claim 1, wherein the truss longitudinal beam (2), the truss upright post (4) and the truss oblique beam (5) are all I-steel.

10. The auxiliary fixing device for hoisting the bent cap according to claim 1, wherein the fixing connection modes among the truss longitudinal beam (2), the truss upright post (4), the truss oblique beam (5) and the anchoring plate (6) are all welding.

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