CN217997846U

CN217997846U - Side mould structure for pouring concrete box girder

Info

Publication number: CN217997846U
Application number: CN202222197236.1U
Authority: CN
Inventors: 何凌; 杨帆
Original assignee: Nanjing Traffic Engineering Co ltd
Current assignee: Nanjing Traffic Engineering Co ltd
Priority date: 2022-08-19
Filing date: 2022-08-19
Publication date: 2022-12-09
Anticipated expiration: 2032-08-19

Abstract

The utility model relates to a side form structure for concreting case roof beam, belong to case roof beam template field, it is including form removal subassembly, axis of rotation and two first side forms, two first side forms all set up on form removal subassembly, be provided with the second side form on the first side form, be provided with the end mould on the second side form, be provided with hydraulic motor in the first side form, be provided with first bevel gear in hydraulic motor's the drive shaft, be provided with the rotation support on the first side form, the axis of rotation passes two rotation supports, be provided with second bevel gear in the axis of rotation, second bevel gear and first bevel gear intermeshing, the second side form is fixed with the axis of rotation. This application has the effect that improves the finished product protection to the case roof beam.

Description

Side mould structure for pouring concrete box girder

Technical Field

The application relates to the technical field of box girder templates, in particular to a side mold structure for pouring a concrete box girder.

Background

In bridge engineering construction, in order to improve the construction efficiency of a bridge, a bridge prefabricated part is generally used for project engineering construction, the prefabricated part is transported to construction after being manufactured and can be directly constructed, compared with a traditional site construction method and a concrete pouring method, the method for constructing by using the prefabricated part can greatly save the process steps of template construction, concrete pouring, material shaping and the like, and the engineering construction efficiency is greatly improved.

The existing prefabricated box girder side mould generally adopts a template panel to be fixed on a bracket system, a hydraulic cylinder is arranged on the bracket system, and after the box girder is poured, the hydraulic cylinder drives the side mould to be away from the prefabricated box girder, so that the disassembly of the side mould is finished

In the related art, during the dismantling process of the side die, the top of the side die is easy to rub against the bottom of the flange plate of the box girder, so that the flange plate of the box girder is worn.

SUMMERY OF THE UTILITY MODEL

In order to reduce and take place the friction with the template in the bottom of form removal in-process case roof beam flange board and lead to wearing and tearing to improve the finished product protection to the case roof beam, this application provides a side mode structure for concreting case roof beam.

The application provides a side form structure for concreting box girder adopts following technical scheme:

the utility model provides a side mode structure for concreting case roof beam, is including tearing open mould subassembly, axis of rotation and two first side moulds, and two first side moulds all set up on tearing open the mould subassembly, be provided with the second side mould on the first side mould, be provided with the end mould on the second side mould, be provided with hydraulic motor in the first side mould, be provided with first bevel gear in hydraulic motor's the drive shaft, be provided with the rotation support on the first side mould, the axis of rotation passes two rotation supports, be provided with second bevel gear in the axis of rotation, second bevel gear and first bevel gear intermeshing, the second side mould is fixed with the axis of rotation.

Through adopting above-mentioned technical scheme, after concrete placement accomplished, hydraulic motor is started, hydraulic motor drives first bevel gear and rotates, first bevel gear drives second bevel gear and rotates, second bevel gear drives the axis of rotation and rotates, the axis of rotation drives second side form upset form removal, then start the form removal subassembly and make first side form keep away from the case roof beam, thereby accomplish the demolising of first side form, its top surface of second side form is not taking place the friction with the flange board direct separation of case roof beam at the in-process that the upset was demolishd, thereby avoid the flange board to receive wearing and tearing at the in-process of form removal, and then improved the finished product protection to the case roof beam.

Optionally, a rotating plate is arranged on the rotating shaft, and one end, far away from the rotating shaft, of the rotating plate is fixed with the second side die.

Through adopting above-mentioned technical scheme, the size of second side mould can be reduced in the setting of rotor plate, has practiced thrift the material of production second side mould.

Optionally, the form removal subassembly includes base and a plurality of transmission shaft, two sliding trays have been seted up on the base, and is a plurality of the transmission shaft rotates to be connected in the sliding tray, sliding tray and first side form one-to-one, a plurality of the transmission shaft is supporting first side form, two first side form is located the both sides of base respectively, the base both sides all are provided with first pneumatic cylinder, the piston rod of the first pneumatic cylinder of base both sides is fixed with the first side form that is located the base both sides respectively.

Through adopting above-mentioned technical scheme, when carrying out first side form and demolish, start first pneumatic cylinder, first pneumatic cylinder drives first side form and keeps away from the case roof beam, and first side form rolls at the in-process transmission shaft that removes to reduce the friction of first side form and base, simultaneously, the base can also be as the die block of pouring the case roof beam usefulness.

Optionally, the base is provided with a plurality of first supporting assemblies for supporting the second side die and a plurality of second supporting assemblies for supporting the end die, and the first supporting assemblies and the second supporting assemblies are connected through reinforcing rods.

Through adopting above-mentioned technical scheme, first supporting component plays the supporting role to second side mould, and second supporting component plays the butt effect to the end mould, reduces second side mould and end mould and receives the concrete impact and the circumstances that little deformation and slight displacement appear in the extrusion, and the anchor strut is connected first supporting component and second supporting component simultaneously, makes the support framework that first supporting component and second supporting component are constituteed more firm.

Optionally, the first support assembly includes a first support rod, a support screw and a support seat, the first support rod is disposed on the base, one end of the first support rod, which is far away from the base, is in threaded connection with the support screw, the support screw is rotatably connected with the support seat, the support seat is bolted to the second side plate, one end of the reinforcement rod is fixed to the first support rod, and the other end of the reinforcement rod is connected with the second support assembly.

Through adopting above-mentioned technical scheme, adjust supporting screw, make supporting screw drive supporting seat and second side mould and tightly support, then on fixing supporting seat bolt on the second side mould, reduce the circumstances that little deformation and slight displacement appear at the in-process second side mould of concreting.

Optionally, the support screw is sleeved with an adjusting nut, the adjusting nut is fixed to the support screw, the first support rod is provided with an inclined rod, and one end, far away from the first support rod, of the inclined rod is fixed to the base.

Through adopting above-mentioned technical scheme, twist adjusting nut, thereby adjusting nut drives the supporting screw and rotates and has realized the regulation to supporting screw, and adjusting nut's size is greater than supporting screw's size, makes things convenient for the workman to adjust adjusting nut with the spanner, and the bracing piece is supporting first bracing piece, makes first bracing piece be difficult for collapsing.

Optionally, the second supporting component comprises a second supporting rod, an adjusting screw and a butt seat, a first hole is formed in one end, away from the first supporting rod, of the reinforcing rod, the second supporting rod is arranged on the base and penetrates through the first hole, a second hole is formed in one end, away from the base, of the second supporting rod, the adjusting screw penetrates through the second hole and is in threaded connection with the second supporting rod, the adjusting screw is rotatably connected with the butt seat, and the butt seat is tightly abutted to the end mold.

Through adopting above-mentioned technical scheme, twist and move adjusting screw, make adjusting screw drive the butt seat and support tightly the end mould to reduce the impact force that the end mould received the concrete and the overstock condition that produces the micro deformation, the anchor strut carries on spacingly with the second bracing piece simultaneously, makes the difficult condition that appears collapsing of second bracing piece.

Optionally, a connecting plate is arranged at the splicing position of the first side mold and the second side mold, two ends of the connecting plate are respectively provided with two fixing bolts, one fixing bolt of the two fixing bolts at the same end of the connecting plate is connected with the first side mold bolt, and the other fixing bolt is connected with the second side mold bolt.

Through adopting above-mentioned technical scheme, the connecting plate carries out the shutoff with the concatenation seam of first side mould and second side mould, and fixing bolt makes reinforced connection between first side mould and the second side mould simultaneously, reduces first side mould and second side mould and receives the impact of concrete and the circumstances that little deformation appears and leads to leaking thick liquid with the extrusion.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the hydraulic motor drives the first bevel gear to rotate, the first bevel gear rotates the second bevel gear to rotate, so that the second bevel gear drives the rotating shaft to turn over, the rotating shaft drives the second side die to turn over, and the second side die is detached;

2. the first side die and the second side die are connected in a reinforcing mode through the connecting plates and the fixing bolts, and the situation that in the concrete pouring process, the splicing positions of the first side die and the second side die are slightly deformed by the extrusion and the impact of concrete, so that slurry leakage is caused is reduced.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.

Fig. 2 is an enlarged schematic view of a portion a in fig. 1.

Fig. 3 is a schematic structural diagram for embodying the first hole according to the embodiment of the present application.

Fig. 4 is an enlarged schematic view of a portion B in fig. 3.

Fig. 5 is an enlarged schematic view of a portion C in fig. 3.

Description of reference numerals: 1. removing the mould assembly; 11. a base; 12. a drive shaft; 13. a sliding groove; 14. a hydraulic cylinder; 2. a rotating shaft; 21. a rotating plate; 3. a first side mold; 31. a hydraulic motor; 32. a first bevel gear; 33. a second bevel gear; 34. rotating the support; 4. a second side mold; 5. end die; 6. a connecting plate; 61. fixing the bolt; 7. a first support assembly; 71. a first support bar; 72. a support screw; 73. a supporting seat; 74. adjusting the nut; 75. a diagonal bar; 8. a second support assembly; 81. a second support bar; 811. a second hole; 82. adjusting the screw rod; 83. a butting seat; 9. a reinforcing rod; 91. a first aperture.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses a side form structure for pouring concrete box girder.

As shown in fig. 1 and 2, the side form structure for casting the concrete box girder comprises a form removal assembly 1, a rotating shaft 2 and two first side forms 3, the two first side forms 3 are arranged on the form removal assembly 1, a hydraulic motor 31 is arranged in the first side form 3, a first bevel gear 32 is arranged on a driving shaft of the hydraulic motor 31, two rotating supports 34 are arranged on the first side form 3, the rotating shaft 2 penetrates through the two rotating supports 34, a second bevel gear 33 is arranged on the rotating shaft 2, the second bevel gear 33 is meshed with the first bevel gear 32, a rotating plate 21 is arranged on the rotating shaft 2, a second side form 4 is fixed at one end of the rotating plate 21 far away from the rotating shaft 2, the second side form 4 is spliced with the first side form 3, an extension line of a splicing line of the second side form 4 and the first side form 3 penetrates through the rotating shaft 2, the splicing line is perpendicular to inner side walls of the first side form 3 and the second side form 4, and an end form 5 is arranged on the second side form 4.

As shown in fig. 3 and 4, a connecting plate 6 is arranged at the splicing position of the first side mold 3 and the second side mold 4, the connecting plate 6 seals the splicing seam between the first side mold 3 and the second side mold 4, two connecting holes are formed in the two ends of the connecting plate 6, one connecting groove is formed in each of the two ends of the first side mold 3 and the two ends of the second side mold 4, the connecting holes correspond to the connecting grooves in a one-to-one mode, a fixing bolt 61 is arranged in each connecting hole of the connecting plate 6 in a penetrating mode, and the fixing bolt 61 is in threaded connection with the connecting grooves. The form removing assembly 1 is provided with a plurality of first supporting assemblies 7 for supporting the second side forms 4 and a plurality of second supporting assemblies 8 for supporting the end forms 5, and the first supporting assemblies 7 and the second supporting assemblies 8 are connected through reinforcing rods 9.

In the process of removing the template, firstly remove the first supporting component 7 and the second supporting component 8, remove the connecting plate 6 and the fixing bolt 61, then start the hydraulic motor 31, the hydraulic motor 31 drives the first bevel gear 32 to rotate, the first bevel gear 32 drives the second bevel gear 33 to rotate, the second bevel gear 33 drives the rotating shaft 2 to rotate, the rotating shaft 2 drives the rotating plate 21 to rotate, the rotating plate 21 drives the second side mold 4 to overturn and remove the mold, then the mold removing component 1 is started, the mold removing component 1 drives the two first side molds 3 to be away from each other, thereby realizing the removal of the first side molds 3. The mode that the second side form 4 overturns the form removal has avoided the second side form 4 to take place the friction between the flange board and the form removal in-process and cause the flange board wearing and tearing, has improved the finished product protection to the box girder.

As shown in the drawings, 1, the form removal assembly 1 comprises a base 11 and a plurality of transmission shafts 12, sliding grooves 13 are formed in two ends of the top of the base 11, the transmission shafts 12 are rotatably connected into the sliding grooves 13, the transmission shafts 12 are parallel to each other, two first side forms 3 are arranged on the base 11 respectively, the first side forms 3 correspond to the sliding grooves 13 one to one, the transmission shafts 12 support the first side forms 3, two hydraulic cylinders 14 are arranged at two ends of the top of the base 11 respectively, and the outer side forms of the first side forms 3 located on the same side and piston rods of the two hydraulic cylinders 14 are fixed mutually. The first support component 7 and the second support component 8 are both arranged on the base 11.

After the second side die 4 is removed, the hydraulic cylinder 14 is started, and the piston rod of the hydraulic cylinder 14 is recovered, so that the two first side dies 3 are relatively far away, the transmission shaft 12 of the first side die 3 rotates in the moving process, the friction between the first side die 3 and the base 11 is reduced, and the removal of the first side die 3 is rapidly completed.

As shown in fig. 1, the first supporting assembly 7 includes a first supporting rod 71, a supporting screw 72 and a supporting seat 73, the first supporting rod 71 is disposed on the base 11, a thread groove is formed at an end of the first supporting rod 71 away from the base 11, the supporting screw 72 is screwed in the thread groove, an adjusting nut 74 is fixed at an end of the supporting screw 72 away from the first supporting rod 71, an end of the supporting screw 72 away from the first supporting rod 71 extends from the adjusting nut 74, an end of the supporting screw 72 away from the first supporting rod 71 is rotatably connected with the supporting seat 73, and the supporting seat 73 is bolted to the second side mold 4 and tightly abuts against the second side mold 4. An inclined rod 75 is fixed on the first supporting rod 71, one end of the inclined rod 75 far away from the first supporting rod 71 is fixed on the base 11, one end of the reinforcing rod 9 is fixed on the first supporting rod 71, and the other end is connected with the second supporting component 8.

In the using process, the adjusting nut 74 is screwed by a wrench, the adjusting nut 74 drives the supporting screw 72 to rotate, the supporting screw 72 drives the supporting seat 73 to tightly abut against the second side mold 4, and then the supporting seat 73 is in bolt connection with the second side mold 4, so that the second side mold 4 is supported, and the situations that the second side mold 4 is deformed and slightly displaced due to the gravity action and the impact action of concrete in the concrete pouring process are reduced.

As shown in fig. 3 and 5, the second supporting assembly 8 includes a second supporting rod 81 and an adjusting screw 82, a first hole 91 is formed at one end of the first supporting rod 71 away from the reinforcing rod 9, the second supporting rod 81 passes through the first hole 91 and is fixed on the base 11, a second hole 811 is formed on the second supporting rod 81, the adjusting screw 82 passes through the second hole 811 and is in threaded connection with the second supporting rod 81, one end of the adjusting screw 82 is rotatably connected with the abutting seat 83, and the abutting seat 83 abuts against the end mold 5.

In the use, twist and move adjusting screw 82, adjusting screw 82 drives to support the seat 83 and supports tightly end mould 5 to reduce the end mould 5 and receive the overstock of concrete and appear the condition of slight modification, the stiffener 9 is connected first bracing piece 71 and second bracing piece 81 and is formed a holistic support system simultaneously, makes first bracing piece 71 and second bracing piece 81 be difficult for taking place to collapse, has improved the steadiness of first bracing piece 71 and second bracing piece 81.

The implementation principle of the embodiment of the application is as follows: after concrete pouring is finished, the connecting plate 6, the first supporting rod 71 and the second supporting rod 81 are detached, then the hydraulic motor 31 is started, the hydraulic motor 31 drives the first bevel gear 32 to rotate, the first bevel gear 32 drives the second bevel gear 33 to rotate, the second bevel gear 33 drives the rotating shaft 2 and the rotating plate 21 to rotate, the rotating plate 21 drives the second side mold 4 to turn over and keep away from the box girder to detach the second side mold 4, then the hydraulic cylinder 14 is started, the hydraulic cylinder 14 drives the first side mold 3 to keep away from the box girder to detach the first side mold 3, the second side mold 4 turns over and is detached to avoid the second side mold 4 from rubbing with the flange plate, accordingly abrasion on the flange plate is reduced, and finished product protection on the box girder is enhanced.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: equivalent changes in structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a side mode structure for concreting case roof beam which characterized in that: including form removal subassembly (1), axis of rotation (2) and two first side moulds (3), two first side moulds (3) all set up on form removal subassembly (1), be provided with second side mould (4) on first side mould (3), be provided with end mould (5) on second side mould (4), be provided with hydraulic motor (31) on first side mould (3), be provided with first bevel gear (32) in the drive shaft of hydraulic motor (31), be provided with on first side mould (3) and rotate support (34), two rotation support (34) are passed in axis of rotation (2), be provided with second bevel gear (33) on axis of rotation (2), second bevel gear (33) and first bevel gear (32) intermeshing, second side mould (4) are fixed with axis of rotation (2).

2. A side form construction for casting concrete box girders according to claim 1, characterized in that: and a rotating plate (21) is arranged on the rotating shaft (2), and one end, far away from the rotating plate (21), of the rotating shaft (2) is fixed with the second side die (4).

3. A side form construction for casting concrete box girders according to claim 1, characterized in that: tear mould subassembly (1) open and include base (11) and a plurality of transmission shaft (12), two sliding tray (13) have been seted up on base (11), and are a plurality of transmission shaft (12) rotate to be connected in sliding tray (13), sliding tray (13) and first side mould (3) one-to-one, and are a plurality of transmission shaft (12) are supporting first side mould (3), two first side mould (3) are located the both sides of base (11) respectively, base (11) both sides all are provided with first pneumatic cylinder (14), the piston rod of first pneumatic cylinder (14) of base (11) both sides is fixed with first side mould (3) that are located base (11) both sides respectively.

4. A side form construction for casting concrete box girders according to claim 3, characterized in that: the base (11) is provided with a plurality of first supporting assemblies (7) used for supporting the second side molds (4) and a plurality of second supporting assemblies (8) used for supporting the end molds (5), and the first supporting assemblies (7) are connected with the second supporting assemblies (8) through reinforcing rods (9).

5. A side form construction for a cast concrete box beam according to claim 4, characterised in that: the first supporting assembly (7) comprises a first supporting rod (71), supporting screw rods (72) and a supporting seat (73), the first supporting rod (71) is arranged on the base (11), one end, far away from the base (11), of the first supporting rod (71) is in threaded connection with the supporting screw rods (72), the supporting screw rods (72) are rotatably connected with the supporting seat (73), the supporting seat (73) is in bolted connection with the second side mold (4), one end of the reinforcing rod (9) is fixed on the first supporting rod (71), and the other end of the reinforcing rod is connected with the second supporting assembly (8).

6. A side form structure for casting concrete box girders according to claim 5, characterized in that: an adjusting nut (74) is sleeved on the supporting screw rod (72), the adjusting nut (74) is fixed with the supporting screw rod (72), an inclined rod (75) is arranged on the first supporting rod (71), and one end, far away from the first supporting rod (71), of the inclined rod (75) is fixed on the base (11).

7. A side form construction for a cast concrete box beam according to claim 5, characterised in that: second supporting component (8) include second bracing piece (81), adjusting screw (82) and butt seat (83), first hole (91) have been seted up to the one end that first bracing piece (71) was kept away from in anchor strut (9), second bracing piece (81) set up on base (11) and pass first hole (91), second hole (811) have been seted up to the one end that base (11) were kept away from in second bracing piece (81), adjusting screw (82) pass second hole (811) and with second bracing piece (81) threaded connection, adjusting screw (82) rotate with butt seat (83) and are connected, butt seat (83) are tightly supported with end mould (5).

8. A side form construction for casting concrete box girders according to claim 1, characterized in that: the splicing part of the first side die (3) and the second side die (4) is provided with a connecting plate (6), two ends of the connecting plate (6) are provided with two fixing bolts (61), one of the fixing bolts (61) of the two fixing bolts (61) at the same end of the connecting plate (6) is in threaded connection with the first side die (3), and the other fixing bolt (61) is in threaded connection with the second side die (4).