CN216609483U

CN216609483U - Remove prefabricated case roof beam die block pedestal of combination formula

Info

Publication number: CN216609483U
Application number: CN202123040079.5U
Authority: CN
Inventors: 涂学爱; 侯键频; 汪明
Original assignee: Sichuan China Structure Residential Industrial Co ltd
Current assignee: Sichuan China Structure Residential Industrial Co ltd
Priority date: 2021-12-06
Filing date: 2021-12-06
Publication date: 2022-05-27
Anticipated expiration: 2031-12-06

Abstract

The utility model discloses a movable combined type prefabricated box girder bottom mould pedestal which comprises a plurality of girders and plate structures with different lengths, wherein the girders and the plate structures are spliced and combined to form a bottom mould pedestal structure, the bottom mould pedestal structure comprises an upper layer of rectangular frame structure and a lower layer of rectangular frame structure, a reinforcing plate is arranged on a supporting surface of the upper layer of rectangular frame structure, the surface of the reinforcing plate is flatly supported on the prefabricated box girder, a first supporting piece and a second supporting piece are arranged at the corners of two sides of the upper layer of rectangular frame structure, and the first supporting piece and the second supporting piece support the four corners of the upper layer of rectangular frame to form a stable supporting structure. According to the utility model, through the optimization design of the combination form, the length of the tool section and the connection and splicing mode of the bench formwork base, the problems that the bench formwork base in the prior art cannot move, occupies a large area, and is poor in economic utilization are effectively solved.

Description

Remove prefabricated case roof beam die block pedestal of combination formula

Technical Field

The utility model relates to a movable combined type prefabricated box girder bottom die pedestal, and relates to the technical field of constructional engineering.

Background

At present, for the application of a bottom die pedestal on an engineering construction site, an on-site integral bench die base is generally adopted, the integral bench die base cannot move, occupies a large area, has poor economic utilization, and has low utilization rate of a multilateral beam plate with the length of a beam body; the bench formwork base adopted in the construction site in the prior art has high cost, poor economic benefit and complex manufacturing process, and the bench formwork base in the prior art cannot be suitable for the production of the prefabricated bridge with the gradual change section.

The utility model patent application with the application number of CN03116960.0 discloses a heavy base of a compact shelf, which consists of a frame, a transmission system and travelling wheels, wherein the transmission system and the travelling wheels are arranged at the bottom of the frame; the base basic unit is composed of at least two 'four' -shaped structures which are longitudinally connected in rows, and the basic unit is composed of at least two cross beams, straight beams, middle beams, bearing seat stops, travelling wheels and the like; and connecting plates for reinforcing the structural rigidity in a horizontal plane and a vertical plane are respectively arranged between the cross beam and the straight beam, between the middle beam and between the cross beam and the middle supporting beam. The compact shelving has the advantages that the structural rigidity and the deformation resistance of the compact shelving base are greatly enhanced, and the load capacity per unit area is remarkably improved compared with that of the conventional compact shelving; the appearance is beautiful, the performance is stable, safe and reliable, and the service life is prolonged. But the adoption of the scheme has the defects of complicated installation and removal steps, large self weight and limited movable range, and simultaneously, the scheme has no effective solution to the slurry leakage condition of the bottom die pedestal.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems, and provides a movable combined type prefabricated box girder bottom die pedestal which comprises a plurality of girders and plate structures with different lengths, wherein the girders and the plate structures are spliced and combined to form a bottom die pedestal structure.

The technical scheme adopted by the utility model is as follows:

the utility model discloses a movable combined type prefabricated box girder bottom die pedestal which comprises girders and plate structures with different lengths, wherein the girders and the plate structures are spliced and combined to form the bottom die pedestal, the bottom die pedestal structure comprises an upper layer rectangular frame structure and a lower layer rectangular frame structure, a reinforcing plate is arranged on a supporting surface of the upper layer rectangular frame structure, the surface of the reinforcing plate is flatly supported on a prefabricated box girder, a first supporting piece and a second supporting piece are arranged at the corners of two sides of the upper layer rectangular frame structure, and the four corners of the upper layer rectangular frame are supported by the first supporting piece and the second supporting piece to form a stable supporting structure.

Further, be equipped with third support piece in the lower floor's rectangular frame structure of die block pedestal, third support piece includes two 90 rigidity angles, forms one-way open-ended channel member, and two 90 rigidity angles of third support piece butt lower floor's rectangular frame structure's roof and bottom plate to the vertical holding power of die block pedestal is formed in the bearing connection upper rectangular frame structure.

Further, the bottom die pedestal comprises a plurality of sections of beams and plate structure combinations with different lengths to form a middle section and two side sections of the bottom die pedestal, the two side sections of the bottom die pedestal are additionally provided with auxiliary sections with the length of 0.5-1.5m, the length of the middle section of the bottom die pedestal is 4-6m, and the length of the two side sections of the bottom die pedestal is the same and is 5-7 m.

Furthermore, the first supporting piece and the second supporting piece are channel-shaped members with one-way openings and comprise two 90-degree flexible angles, the two 90-degree flexible angles of the first supporting piece and the second supporting piece support vertical corners of an upper-layer rectangular frame structure, and reinforcing strips are arranged on the outer sides of the two 90-degree flexible angles of the first supporting piece and the second supporting piece.

Furthermore, the reinforcing plate is supported on the first supporting piece and the second supporting piece, two ends of the reinforcing plate extend out of outer corners of the first supporting piece and the second supporting piece, the length of the two ends of the reinforcing plate exceeds the thickness of the reinforcing strip, splicing seams are formed at the joints of the first supporting piece and the second supporting piece, the reinforcing strip and the reinforcing plate, and the splicing seams are filled by arranging rubber sealing strips.

Further, the bottom die pedestal comprises a plurality of beams and plate structures spliced and combined in different lengths, the beams and the plate structures spliced and combined in different lengths form a splicing seam of the bottom die pedestal, the splicing seam is connected through a bolt, a clamping groove of 8-12mm is formed in the splicing seam, the clamping groove is filled through a rubber sealing strip, and slurry leakage of the bottom die pedestal is prevented.

The utility model has the following technical effects:

the utility model provides a movable combined type prefabricated box girder bottom die pedestal, which effectively solves the problems of incapability of moving, large occupied area, poor economic utilization and the like of a bench die base in the prior art through the optimized design of a combination form, a tool section length and a connection and splicing mode of the bench die base; the construction technology requirement is low, the occupied area of a construction site is small, construction is convenient, cost is saved, and the construction period is effectively shortened.

Drawings

FIG. 1 is a schematic cross-sectional view of a bottom die base of the present invention;

fig. 2 is a schematic end view of the bottom die base of the present invention.

The labels in the figure are: 1-upper-layer rectangular frame structure, 2-lower-layer rectangular frame structure, 3-reinforcing plate, 4-first supporting piece, 5-second supporting piece, 6-third supporting piece, 7-reinforcing strip, 8-rubber sealing strip, a-middle section, b-side section and c-auxiliary section.

Detailed Description

The present invention will be described in detail below with reference to the accompanying drawings.

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments.

In the embodiment, the adopted data is a preferred scheme, but is not used for limiting the utility model;

as shown in fig. 1, this embodiment provides a remove prefabricated box girder die block pedestal of combination formula, including the roof beam, the plate structure of different length, roof beam, plate structure concatenation combination form the die block pedestal, die block pedestal structure includes upper and lower two-layer rectangular frame structure, sets up the reinforcing plate on the holding surface of upper rectangular frame structure, and the reinforcing plate surface is levelly and smoothly supported prefabricated box girder, the both sides edge of upper rectangular frame structure is provided with first support piece and second support piece, and further, upper rectangular frame structure passes through the whole atress of reinforcing plate, for the stability of assurance structure, supports upper rectangular frame's four corners through first support piece and second support piece, forms stable bearing structure, guarantees that upper rectangular frame structure is indeformable.

In this embodiment, a third support member is arranged in the lower rectangular frame structure of the bottom die pedestal, the third support member includes two 90 ° rigid angles to form a channel-shaped member with a one-way opening, and the two 90 ° rigid angles of the third support member abut against the top plate and the bottom plate of the lower rectangular frame structure and bear the upper rectangular frame structure to form a vertical supporting force of the bottom die pedestal. Preferably, the lower rectangular frame supports the upper rectangular frame and the precast box girder, the vertical pressure is large, and the third supporting member is arranged to enhance the stability of the lower rectangular frame, as shown in fig. 1, the third supporting member may be arranged at any position in the rectangular plane of the lower rectangular frame to support the top plate and the bottom plate of the lower rectangular frame structure.

As shown in fig. 2, in this embodiment, the bottom die base includes a plurality of sections of beam and plate structure combinations with different lengths to form a middle section and two side sections of the bottom die base, the two side sections of the bottom die base are additionally provided with auxiliary sections with a length of 0.5-1.5m, and the auxiliary sections are mainly used for placing and fixing end dies of a box beam mold; the length of the middle section of the bottom die pedestal is 4-6m, and the length of the two side sections of the bottom die pedestal is the same and is 5-7 m; preferably, in this embodiment, the length of the middle section of the bottom die base is 5m, the length of the two side sections is 6m, and auxiliary sections 1m long are disposed on the two side sections.

In this embodiment, the first supporting member and the second supporting member are channel-shaped members with one-way openings, and include two 90 ° flexible corners, the two 90 ° flexible corners of the first supporting member and the second supporting member support vertical corners of an upper rectangular frame structure, and reinforcing strips are disposed outside the two 90 ° flexible corners of the first supporting member and the second supporting member. Further, the 90 ° flexible corner supports of the first and second supporting members of the present embodiment form the vertical corners of the upper rectangular frame structure, and since stress failure is large on the rectangular corners of the rectangular frame, the flexible corners are used to form resistance bending moment to prevent structural failure deformation.

In this embodiment, the reinforcing plate is supported on first support piece and second support piece, and reinforcing plate both ends head extends beyond the exterior angle of first support piece and second support piece, and reinforcing plate both ends head surpasss the length and does the thickness of reinforcing strip, first support piece and second support piece and reinforcing strip and reinforcing plate junction form the concatenation seam, fill the concatenation seam position through setting up rubber seal strip.

In this embodiment, the die block pedestal includes the roof beam, the plate structure concatenation combination of a plurality of different length, and the roof beam, the plate structure concatenation combination of a plurality of different length form the splice joint of die block pedestal, the splice joint adopts bolted connection, and splice joint department forms 8-12 mm's draw-in groove, fills the draw-in groove through rubber seal strip, prevents that the die block pedestal from leaking thick liquid.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included in the scope of the present invention.

Claims

1. The utility model provides a remove prefabricated box girder die block pedestal of combination formula, includes the roof beam, the plate structure of different length, roof beam, plate structure concatenation combination form the die block pedestal, a serial communication port, die block pedestal structure includes upper and lower two-layer rectangular frame structure, sets up reinforcing plate (3) on the holding surface of upper rectangular frame structure (1), and reinforcing plate (3) surfacing supports prefabricated box girder, the both sides edge of upper rectangular frame structure (1) is provided with first support piece (4) and second support piece (5), and first support piece (4) and second support piece (5) support the four corners of upper rectangular frame structure (1), form stable bearing structure.

2. The movable combined type precast box girder bottom die base seat according to claim 1, wherein a third support member (6) is arranged in the lower rectangular frame structure (2) of the bottom die base seat, the third support member (6) comprises two rigidity angles of 90 degrees to form a channel-shaped member with a one-way opening, and the two rigidity angles of 90 degrees of the third support member (6) abut against the top plate and the bottom plate of the lower rectangular frame structure (2) and bear the upper rectangular frame structure (1) to form a vertical supporting force of the bottom die base seat.

3. The movable combined type precast box girder bottom die base seat according to claim 2, wherein the bottom die base seat comprises a plurality of sections of girder and plate structure combinations with different lengths, and forms a middle section (a) and two side sections (b) of the bottom die base seat, the two side sections (b) of the bottom die base seat are additionally provided with auxiliary sections (c) with the length of 0.5-1.5m, the length of the middle section (a) of the bottom die base seat is 4-6m, and the length of the two side sections (b) of the bottom die base seat are the same and are 5-7 m.

4. The movable combined type precast box girder bottom die base station according to claim 1 or 3, wherein the first support member (4) and the second support member (5) are one-way open channel-shaped members comprising two 90-degree flexible corners, the two 90-degree flexible corners of the first support member (4) and the second support member (5) support vertical corners of the upper rectangular frame structure (1), and reinforcing bars (7) are arranged outside the two 90-degree flexible corners of the first support member (4) and the second support member (5).

5. The movable combined type precast box girder bottom die pedestal according to claim 4, wherein the reinforcing plate (3) is supported on the first supporting member (4) and the second supporting member (5), two ends of the reinforcing plate (3) extend beyond outer corners of the first supporting member (4) and the second supporting member (5), the length of the two ends of the reinforcing plate (3) exceeds the thickness of the reinforcing strip (7), a splicing seam is formed at the joint of the first supporting member (4) and the second supporting member (5) and the reinforcing strip (7) and the reinforcing plate (3), and the splicing seam is filled by arranging a rubber sealing strip (8).

6. The movable combined type precast box girder bottom die pedestal according to claim 5, wherein the bottom die pedestal comprises a plurality of beams and plate structures spliced and combined in different lengths, the beams and plate structures spliced and combined in different lengths form splicing seams of the bottom die pedestal, the splicing seams are connected through bolts, a clamping groove of 8-12mm is formed in the splicing seams, the clamping groove is filled through a rubber sealing strip (8), and the bottom die pedestal is prevented from leaking slurry.