CN219404692U - High-toughness steel structure die of rectangular pipe joint die - Google Patents

Abstract

The utility model discloses a high-toughness steel structure die of a rectangular pipe joint die, which comprises a base, wherein a groove is formed in the base, a bottom die is arranged in the groove, a steel structure is arranged on the bottom die, a cavity is formed in the base, side dies and end dies are respectively arranged on the side walls of the base, mounting grooves are formed in the side dies, mounting blocks are arranged on the end dies, and the end dies are respectively clamped with a pair of side dies through a pair of mounting blocks.

Description

High-toughness steel structure die of rectangular pipe joint die

Technical Field

The utility model relates to the technical field of rectangular pipe joint dies, in particular to a high-toughness steel structure die of a rectangular pipe joint die.

Background

The traditional shield tunnel section is circular, mainly because the circular tunnel section structure is stressed reasonably, but the circular tunnel structure section utilization rate is low; compared with a circular structure, the rectangular tunnel section structure has the advantages of fully utilizing the section structure, saving more than 20% of effective use area, reducing the construction depth of the tunnel structure and the like, so that the rectangular section structure is increasingly applied to projects such as urban subway entrance channels, street crossing channels, lower interchange channels and the like in China; because the size of the section of the rectangular tunnel is larger, in the construction of the rectangular shield, a construction method of splicing prefabricated segments in sections is adopted, the rectangular tunnel pipe section is divided into more than ten sub-segments, the sub-segments are prefabricated and formed in a factory, and then each sub-segment is conveyed to a construction site for splicing; referring to a comparison document CN214561760U, because each sub-segment structure of the rectangle is different, different moulds are required to be customized to prepare corresponding prefabricated parts, so that the cost of prefabricated segment segmentation is higher, and the splicing part is required to bear a large load, so that the stress requirement of a large-section rectangular tunnel cannot be met; in addition, the prior art is troublesome in demolding, and still needs to be manually disassembled by a worker, which is not beneficial to large-scale production of rectangular duct pieces, and further prolongs the construction period of the tunnel.

Therefore, a high-toughness steel structure die of the rectangular pipe joint die is designed.

Disclosure of Invention

The utility model aims to solve the problem that in the prior art, the demolding is troublesome, and still a worker is required to manually perform demolding, so that the large-scale production of rectangular duct pieces is not facilitated, the construction period of a tunnel is prolonged, and the high-toughness steel structure mold for the rectangular pipe section mold is provided.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a rectangle pipe section mould high toughness steel construction mould, includes the base station, be equipped with the recess on the base station, be equipped with the die block in the recess, be equipped with steel construction on the die block, be equipped with the cavity in the base station, the base station lateral wall is equipped with side form and end mould respectively, be equipped with the mounting groove on the side form, be equipped with the installation piece on the end mould, the end mould is established with a pair of side form card respectively through a pair of installation piece, be equipped with automatic die stripping mechanism between side form and the base station, the base station bottom is equipped with a plurality of support frames that are used for strutting arrangement.

Preferably, a pouring bracket for preventing the bottom of the steel structure from being in direct contact with the bottom die is arranged between the bottom of the steel structure and the bottom die, between the side die and the end die.

Preferably, the automatic form stripping mechanism comprises a driving motor, a gear, an upper moving plate, a lower moving plate, an upper rack and a lower rack, wherein the driving motor is fixedly arranged in a cavity of the base station, the output end of the driving motor is fixedly connected with the gear coaxially, the upper moving plate and the lower moving plate are fixedly connected with a pair of side forms respectively, the upper rack and the lower rack are respectively arranged on the upper moving plate and the lower moving plate, and the upper rack and the lower rack are respectively positioned on two sides of the gear.

Preferably, a pair of hydraulic rods are arranged in the cavity of the base, and one end, far away from the base, of each hydraulic rod is fixedly connected with the end die.

Preferably, a pair of said hydraulic rods are symmetrically disposed within the cavity of the base station.

Preferably, a hydraulic cylinder for lifting the bottom die is arranged between the base groove and the bottom die.

The beneficial effects of the utility model are as follows:

1. according to the utility model, the bottom die is arranged on the base, the side dies and the end dies are respectively arranged on the side walls of the base, the side dies and the end dies are tightly attached to the side walls of the bottom die, then the steel structure is placed on the bottom die, and concrete is poured into the die for one-time pouring molding, so that the production cost is reduced, the stress requirement of a rectangular tunnel is met, the rectangular pipe piece is conveniently separated from the die through the die removing mechanism after being molded, the manual die removing of a worker is not needed, and the construction period of the tunnel is shortened.

2. According to the utility model, the end mould is pushed by the hydraulic rod to separate from the side mould and the bottom mould, the output end of the driving motor drives the gear to move with the upper rack and the lower rack on two sides of the gear respectively, so that a pair of side plates relatively move, the side plates are separated from the bottom mould, and finally the bottom mould is jacked up by the hydraulic rod, thereby facilitating collection of the formed rectangular duct piece.

3. According to the utility model, the mounting blocks are arranged on the end mould, the mounting grooves are formed in the side mould, and the side mould and the end mould are respectively clung to the side wall of the bottom mould through sliding connection of the mounting blocks and the mounting grooves, so that concrete is conveniently poured into the mould for pouring and forming.

Drawings

FIG. 1 is a schematic structural view of a high-toughness steel structure die for a rectangular pipe section die;

FIG. 2 is a front view of a rectangular tube section die high-toughness steel structure die provided by the utility model;

FIG. 3 is a schematic view of a base structure of a high-toughness steel structure die for a rectangular pipe section die according to the present utility model;

FIG. 4 is a schematic diagram of an automatic mold stripping mechanism of a high-toughness steel structure mold for a rectangular pipe section mold according to the present utility model;

fig. 5 is a schematic diagram of end mold structure connection of a rectangular pipe section mold high-toughness steel structure mold according to the present utility model.

In the figure: 1. a base station; 2. a bottom die; 3. a steel structure; 4. a side mold; 5. end molding; 6. a mounting groove; 7. a mounting block; 8. a driving motor; 9. a gear; 10. an upper moving plate; 11. a lower moving plate; 12. a rack is arranged; 13. a lower rack; 14. a hydraulic rod; 15. and (5) supporting frames.

Detailed Description

Referring to fig. 1-5, a high-toughness steel structure die of a rectangular pipe joint die comprises a base 1, wherein a groove is formed in the base 1, a bottom die 2 is arranged in the groove, a steel structure 3 is arranged on the bottom die 2, a cavity is formed in the base 1, side dies 4 and end dies 5 are respectively arranged on the side walls of the base 1, mounting grooves 6 are formed in the side dies 4, mounting blocks 7 are arranged on the end dies 5, the end dies 5 are respectively clamped with a pair of side dies 4 through a pair of mounting blocks 7, an automatic die disassembling mechanism is arranged between the side dies 4 and the base 1, and a plurality of supporting frames 15 for supporting devices are arranged at the bottom of the base 1.

Referring to fig. 1 and 2, a pouring support for preventing the bottom of the steel structure 3 from being in direct contact with the bottom die 2 is arranged between the bottom of the steel structure 3 and the bottom die 2, the side dies 4 and the end dies 5, and the effect of the arrangement is that the mounting blocks 7 are arranged on the end dies 5, the mounting grooves 6 are formed in the side dies 4, the side dies 4 and the end dies 5 are tightly attached to the side walls of the bottom die 2 through the sliding connection of the mounting blocks 7 and the mounting grooves 6, then the steel structure 3 is placed on the bottom die 2, and the concrete is poured into the die for one-time pouring molding, so that the production cost is reduced, and the stress requirement of a rectangular tunnel is met.

Referring to fig. 3, fig. 4 and fig. 5, the automatic demolding mechanism comprises a driving motor 8, a gear 9, an upper moving plate 10, a lower moving plate 11, an upper rack 12 and a lower rack 13, wherein the driving motor 8 is fixedly installed in a cavity of the base station 1, the output end of the driving motor 8 is fixedly connected with the gear 9, the upper moving plate 10 and the lower moving plate 11 are respectively fixedly connected with a pair of side molds 4, the upper rack 12 and the lower rack 13 are respectively arranged on the upper moving plate 10 and the lower moving plate 11, the upper rack 12 and the lower rack 13 are respectively positioned on two sides of the gear 9, a pair of hydraulic rods 14 are arranged in the cavity of the base station 1, one end, far away from the base station 1, of the hydraulic rods 14 is fixedly connected with the end mold 5, a hydraulic cylinder for lifting the bottom mold 2 is arranged between a groove of the base station 1 and the bottom of the bottom mold 2, the end mold 5 is respectively separated from the side molds 4 and the bottom mold 2 through the hydraulic rods 14, the output end of the driving motor 8 is respectively arranged on the upper rack 12 and the lower rack 13 on two sides of the gear 9, the pair of hydraulic rods are respectively separated from the side molds 4 and are respectively pushed up, and are further separated from each other by the side molds 4, and are further formed, and the opposite side molds 2 are conveniently and are formed.

The working principle of the utility model is as follows:

firstly, a bottom die 2 is arranged on a base 1, side dies 4 and end dies 5 are respectively arranged on the side walls of the base 1, the side dies 4 and the end dies 5 are clung to the side walls of the bottom die 2, then a steel structure 3 is placed on the bottom die 2, concrete is poured into the die for one-time pouring molding, so that the production cost is reduced, the stress requirement of a rectangular tunnel is met, after rectangular duct pieces are molded, the end dies 5 are pushed by a hydraulic rod 14, the end dies 5 are respectively separated from the side dies 4 and the bottom die 2, an output end driving gear 9 of a driving motor 8 is respectively moved with an upper rack 12 and a lower rack 13 on two sides of the gear 9, a pair of side dies 4 are further moved relatively, the separation of the side dies 4 from the bottom die 2 is realized, finally, the bottom die 2 is jacked up by the hydraulic rod 14, the molded rectangular duct pieces are conveniently collected, workers are not required to manually perform die removal, and the tunnel construction period is shortened.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims (6)

1. The utility model provides a rectangle pipe section mould high toughness steel construction mould, includes base station (1), its characterized in that, be equipped with the recess on base station (1), be equipped with die block (2) in the recess, be equipped with steel construction (3) on die block (2), be equipped with the cavity in base station (1), base station (1) lateral wall is equipped with side form (4) and end form (5) respectively, be equipped with mounting groove (6) on side form (4), be equipped with installation piece (7) on end form (5), end form (5) are established with a pair of side form (4) card respectively through a pair of installation piece (7), be equipped with automatic demolding mechanism between side form (4) and base station (1), base station (1) bottom is equipped with a plurality of support frames (15) that are used for strutting arrangement.

2. The high-toughness steel structure die for the rectangular pipe joint die according to claim 1, wherein pouring brackets for preventing the bottom of the steel structure (3) from being in direct contact with the bottom die (2) are arranged between the bottom of the steel structure (3) and the bottom die (2), between the side dies (4) and between the steel structure and the end dies (5).

3. The high-toughness steel structure die of the rectangular pipe joint die according to claim 1, wherein the automatic die stripping mechanism comprises a driving motor (8), a gear (9), an upper moving plate (10), a lower moving plate (11), an upper rack (12) and a lower rack (13), the driving motor (8) is fixedly installed in a cavity of a base station (1), the output end of the driving motor (8) is fixedly connected with the gear (9) coaxially, the upper moving plate (10) and the lower moving plate (11) are fixedly connected with a pair of side dies (4) respectively, the upper rack (12) and the lower rack (13) are arranged on the upper moving plate (10) and the lower moving plate (11) respectively, and the upper rack (12) and the lower rack (13) are located on two sides of the gear (9) respectively.

4. A rectangular pipe joint die high-toughness steel structure die according to claim 3, wherein a pair of hydraulic rods (14) are arranged in the cavity of the base station (1), and one end, far away from the base station (1), of each hydraulic rod (14) is fixedly connected with the end die (5).

5. A rectangular pipe section die high toughness steel structure die according to claim 4, characterized in that a pair of said hydraulic rods (14) are symmetrically disposed in the cavity of the base (1).

6. The high-toughness steel structure die for the rectangular pipe joint die according to claim 1 is characterized in that a hydraulic cylinder for lifting the bottom die (2) is arranged between the groove of the base (1) and the bottom of the bottom die (2).