CN114775450B - Building auxiliary template for steel box girder - Google Patents
Building auxiliary template for steel box girder Download PDFInfo
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- CN114775450B CN114775450B CN202210696926.3A CN202210696926A CN114775450B CN 114775450 B CN114775450 B CN 114775450B CN 202210696926 A CN202210696926 A CN 202210696926A CN 114775450 B CN114775450 B CN 114775450B
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D2/00—Bridges characterised by the cross-section of their bearing spanning structure
- E01D2/04—Bridges characterised by the cross-section of their bearing spanning structure of the box-girder type
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/60—Planning or developing urban green infrastructure
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- Moulds, Cores, Or Mandrels (AREA)
Abstract
The invention discloses a building auxiliary template for a steel box girder, which relates to the technical field of steel box girders and comprises a bottom plate, wherein a pair of side plates are arranged on two sides of the top surface of the bottom plate, fixed templates are arranged in the middle of the top surfaces of a plurality of fixed seats, and a pair of inclined templates are arranged on two sides of each fixed template; a fixed shaft is arranged at the middle lower part of each fixed seat, two end parts of each fixed shaft are sequentially provided with a fixed gear and a crank, and two adjacent fixed gears are meshed and connected; the bottom surface of each inclined template is provided with a plurality of pairs of flat sliding plates, the bottom of each flat sliding plate is sleeved with a flat box, and each crank is connected with the corresponding first transverse plate and the second transverse plate through a connecting rod mechanism; a plurality of positioning plates are uniformly distributed at the bottom of the outer side surface of each inclined template, and each positioning plate is connected with the corresponding side plate through a positioning assembly. The invention can repeatedly utilize the poured template for many times according to the use requirement, thereby further improving the demoulding effect of the steel box girder template.
Description
Technical Field
The invention relates to the technical field of steel box girders, in particular to a building auxiliary template for a steel box girder.
Background
The steel box girder is a common structural form of a large-span bridge and is used on a bridge with a large span, and the production and the manufacture of the steel box girder relate to a plurality of processes including the carrying, blanking, assembling, welding and the like of plates such as a partition plate, a bottom plate, a top web plate and the like. The production process of the steel box girder has procedures which can be completed by mechanical equipment, such as plate conveying and blanking, but the demoulding operation is an indispensable link.
When the steel box girder is demoulded, the following defects exist: 1. the traditional steel box girder is formed by integral pouring and is produced in batch, templates used in pouring are connected in a bolt connection mode, and the templates cannot be reused, so that the utilization rate of the templates is low; 2. after the steel box girder is poured and formed, demolding treatment needs to be carried out on the modeled template, demolding is carried out in the conventional manual disassembling mode, the labor intensity of workers is high, and in the high-intensity work, the workers are easy to fatigue and even industrial accidents may occur.
Disclosure of Invention
The invention aims to solve the defects that the utilization rate of a template is not high and the demolding effect of the template is not good when the traditional steel box girder is poured in batch in the prior art, and provides a building auxiliary template for the steel box girder.
In order to solve the problems of low utilization rate of templates and poor demolding effect of the templates in the prior art when the traditional steel box girder is poured in batches, the invention adopts the following technical scheme:
the building auxiliary template for the steel box girder comprises a bottom plate, wherein a pair of side plates are arranged on two sides of the top surface of the bottom plate, a plurality of fixing seats are arranged in the middle of the top surface of the bottom plate, a fixing template is arranged in the middle of the top surface of the fixing seats, and a pair of inclined templates is arranged on two sides of the fixing template; a pair of fixed rotating holes are formed in the middle lower portion of each fixed seat, a fixed shaft is inserted into each fixed rotating hole, each fixed shaft is rotatably connected with the fixed seat, two end portions of each fixed shaft are sequentially provided with a fixed gear and a crank, and two adjacent fixed gears are meshed and connected;
the bottom surface of each inclined template is provided with a plurality of pairs of flat sliding plates, the bottom of each flat sliding plate is sleeved with a flat box, the bottom surface of each flat box is provided with a first transverse plate, a second transverse plate is arranged below each first transverse plate, the bottom surface of each second transverse plate is fixedly connected with the top surface of the bottom plate, the first transverse plates correspond to the second transverse plates one by one, and each crank is connected with the corresponding first transverse plate and the corresponding second transverse plate through a connecting rod mechanism; every lateral surface bottom equipartition of slant template is equipped with a plurality of locating plates, every the locating plate all is connected with the curb plate that corresponds through locating component.
Preferably, a pair of rubber strips is arranged on two side edges of the fixed template, a plurality of T-shaped bolt holes are formed in each rubber strip, inner hexagonal bolts are inserted into the T-shaped bolt holes, and the inner end portions of the inner hexagonal bolts are locked with the fixed template through threads.
Preferably, every a plurality of first slide openings have all been seted up to the inside bottom of side plate, every the inside of first slide opening all can produce first slide bar, every the inner end of first slide bar all is equipped with the dog, every the dog all with the first diaphragm rigid coupling that corresponds, and every all the cover is equipped with tension spring on the interior section of first slide bar.
Preferably, the link mechanism comprises translation plates and connecting rods, a pair of translation plates is arranged on each of two sides of the fixing seat, a pair of driven shafts is arranged between each pair of translation plates, the front end and the rear end of each driven shaft are rotatably connected with the corresponding translation plate, a connecting rod is arranged in the middle of the outer side face of each translation plate, and the outer end of each connecting rod is movably hinged to the outer end of the corresponding crank.
Preferably, every all be equipped with first rack, every on the bottom surface of first diaphragm all be equipped with the second rack on the bottom surface of second diaphragm, every all be equipped with a pair of driven gear, every on the driven shaft all the cover be equipped with a pair of driven gear, every driven gear all cooperates the setting between first rack, second rack, and every driven gear equallys divide and is connected with first rack, second rack meshing respectively.
Preferably, the positioning assembly comprises a U-shaped plate and positioning folding plates, the outer end of the bottom surface of each positioning plate is provided with the U-shaped plate, the middle part of the inner side surface of each side plate is uniformly provided with a plurality of positioning folding plates, and the opening of each U-shaped plate is clamped on the corresponding positioning folding plate in a sliding manner.
Preferably, each positioning folded plate is provided with a positioning pin hole, a first pin shaft is arranged in the bottom port of the U-shaped plate, and each first pin shaft is matched with the corresponding positioning pin hole in a sliding clamping manner.
Preferably, the middle part of the outer side surface of each inclined template is uniformly provided with a plurality of limiting folded plates, and each limiting folded plate is connected with the corresponding side plate through a limiting assembly.
Preferably, the limiting assembly comprises a second pin shaft, a rectangular sliding hole is formed in the middle upper portion of the inner side face of each side plate, the outer end portion of each limiting folded plate penetrates through the corresponding rectangular sliding hole in a sliding mode, a limiting pin hole is formed in each limiting folded plate, a second pin shaft is inserted into each limiting pin hole, and the front end portion and the rear end portion of each second pin shaft are fixedly connected with the inner wall of the rectangular sliding hole.
Compared with the prior art, the invention has the beneficial effects that:
1. compared with the traditional mode that the steel box girder templates are connected through the bolts, the template combination or disassembly is adopted for matching use, so that the drilling damage to the template is avoided, the template can be repeatedly utilized for many times according to the use requirement, and the utilization efficiency of the template is improved;
2. compared with the traditional mode of manual demoulding after the steel box girder is cast and formed, the invention uses the connecting rod mechanism and the positioning component in a matching way, when the inclined template is demoulded, the inclined template firstly translates and then slides downwards along the inclined direction, so that the stability of the inclined template during demoulding is increased, a pair of inclined templates are completely separated from the steel box girder which is cast and formed, and the aim of demoulding is achieved;
in conclusion, the invention solves the problems of low utilization rate of the template and poor demoulding effect of the template in the batch pouring of the traditional steel box girder, has compact overall structure design, can repeatedly utilize the poured template for many times according to practical requirements, and further improves the demoulding effect of the steel box girder template.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention and do not constitute a limitation of the invention. In the drawings:
FIG. 1 is a front view of the present invention;
FIG. 2 is a front sectional view of the present invention;
FIG. 3 is a schematic top cross-sectional view of the present invention;
FIG. 4 is a partial schematic view of the structure of FIG. 3 according to the present invention;
FIG. 5 is a schematic view of the distribution of the fixing bases of the present invention;
FIG. 6 is a schematic view of the distribution of the fixing bases of the present invention;
FIG. 7 is a schematic view of a linkage mechanism of the present invention;
FIG. 8 is a schematic view of a linkage mechanism of the present invention;
FIG. 9 is a cross-sectional view of the flat slide and flat box structure of the present invention;
sequence numbers in the figure: 1. a base plate; 11. a side plate; 12. a fixed seat; 13. fixing the template; 14. a rubber strip; 15. an oblique template; 16. a flat skateboard; 17. a flat box; 2. a fixed shaft; 21. fixing a gear; 22. a crank; 23. a connecting rod; 24. a long shaft is linked; 25. a linkage gear; 26. an electric telescopic rod; 27. a linkage rack; 3. a first slide bar; 31. a stopper; 32. a spring; 33. a first transverse plate; 34. a first rack; 35. a second transverse plate; 36. a second rack; 37. a translation plate; 38. a driven shaft; 39. a driven gear; 4. positioning a plate; 41. a U-shaped plate; 42. a first pin shaft; 43. positioning the folded plate; 44. a positioning pin hole; 45. limiting folded plates; 46. a limit pin hole; 47. a rectangular slide hole; 48. and a second pin shaft.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
The first embodiment is as follows: the embodiment provides a building auxiliary template for a steel box girder, and specifically comprises a bottom plate 1, wherein the bottom plate 1 is in a horizontally and longitudinally placed rectangular plate shape, two sides of the top surface of the bottom plate 1 are provided with a pair of symmetrical and vertically fixedly connected side plates 11, the middle part of the top surface of the bottom plate 1 is provided with a plurality of longitudinally and equidistantly arranged fixed seats 12, the middle parts of the top surfaces of the fixed seats 12 are provided with fixed templates 13 which are longitudinally paved and fixedly connected, the fixed templates 13 are in an integral rectangular plate shape, the bottom surfaces of the fixed templates are sequentially and fixedly connected with the top surfaces of the fixed seats 12, two sides of the fixed templates 13 are provided with a pair of symmetrical and suspended oblique templates 15, the upper and lower sides of the oblique templates 15 are horizontally arranged, the middle parts of the oblique templates are inclined by 60 degrees, and the pair of oblique templates 15 and the fixed templates 13 form a ladder shape; a pair of fixed rotating holes are formed in the middle lower portion of each fixed seat 12, a longitudinally penetrating fixed shaft 2 is inserted into each fixed rotating hole, each fixed shaft 2 is rotatably connected with the fixed seat 12, two end portions of each fixed shaft 2 are sequentially provided with a fixed gear 21 and a crank 22 which are fixedly connected side by side, and two adjacent fixed gears 21 are meshed and connected;
the bottom surface of each inclined template 15 is provided with a plurality of pairs of flat sliding plates 16 which are fixedly connected vertically, the bottom of each flat sliding plate 16 is sleeved with a flat box 17 which is connected in a sliding manner, the flat sliding plates 16 can slide up and down along the flat boxes 17, the bottom surface of each flat box 17 is provided with a first transverse plate 33 which is fixedly connected transversely, a second transverse plate 35 is arranged below each first transverse plate 33, the bottom surface of each second transverse plate 35 is fixedly connected with the top surface of the bottom plate 1, the first transverse plates 33 correspond to the second transverse plates 35 one by one, and each crank 22 is connected with the corresponding first transverse plate 33 and the second transverse plate 35 through a connecting rod mechanism; the bottom of the outer side surface of each inclined template 15 is uniformly provided with a plurality of positioning plates 4 which are fixedly connected in a transverse direction, and each positioning plate 4 is connected with the corresponding side plate 11 through a positioning component.
In a specific implementation process, as shown in fig. 7 and 8, the link mechanism includes a translation plate 37 and a link 23, a pair of translation plates 37 disposed in parallel in a transverse direction are disposed on both sides of the fixed seat 12, a pair of driven shafts 38 disposed in parallel in a longitudinal direction are disposed between each pair of translation plates 37, a front end and a rear end of each driven shaft 38 are rotatably connected to the corresponding translation plate 37, a link 23 movably hinged to the middle of the outer side of each translation plate 37 is disposed in the middle of the outer side of each translation plate 37, an outer end of each link 23 is movably hinged to an outer end of the corresponding crank 22, and when the crank 22 rotates, the link 23 can be driven to crank around the fixed shaft 2; a first rack 34 which is fixedly connected transversely is arranged on the bottom surface of each first transverse plate 33, a second rack 36 which is fixedly connected transversely is arranged on the bottom surface of each second transverse plate 35, a pair of driven gears 39 which are fixedly connected concentrically is sleeved on each driven shaft 38, each driven gear 39 is arranged between the first rack 34 and the second rack 36 in a matching way, and each driven gear 39 is respectively meshed with the first rack 34 and the second rack 36; when the crank 22 moves, under the hinging action of the connecting rod 23, the connecting rod 23 drives the translation plate 37, the driven shaft 38 and the driven gear 39 to move towards the side plate 11, the driven gear 39 rolls along the second rack 36 in an engaged manner, and the first rack 34, the first transverse plate 33 and the first slide bar 3 are driven to slide outwards along the first slide hole by synchronous engagement.
In the specific implementation process, as shown in fig. 2, a plurality of first sliding holes are formed in the bottom of the inner side surface of each side plate 11, the first sliding rod 3 is slidably inserted into each first sliding hole, the first sliding rod 3 can slide transversely along the first sliding hole, a stop block 31 is arranged at the inner end of each first sliding rod 3, each stop block 31 is fixedly connected with a corresponding first transverse plate 33, a tension spring 32 is sleeved on the inner section of each first sliding rod 3, and the tension action of the tension spring 32 can increase the stability of the first sliding rod 3 and the stop block 31 when the first sliding rod 3 and the stop block 31 are reset; when the first transverse plate 33 moves towards the side plate 11, the first sliding rod 3 is driven to slide outwards along the first sliding hole, so that the stability of the translation of the first transverse plate 33 is increased.
It should be noted that: in this embodiment, in a specific implementation process, as shown in fig. 2, a pair of rubber strips 14 is disposed on two side edges of the fixed template 13, each rubber strip 14 is provided with a plurality of T-shaped bolt holes distributed at equal intervals, an inner hexagon bolt (not shown in the figure, which can be designed according to actual production needs) is inserted into each T-shaped bolt hole, and an inner end of each inner hexagon bolt is locked with the fixed template 13 by a thread; the cooperation through rubber strip 14 is used, and the leakproofness when multiplicable fixed die plate 13 and a pair of slant template 15 are closed has increased the stability when the steel box girder is pour, and the cooperation of rethread hexagon socket head cap screw is used, has made things convenient for and has carried out regular dismantlement to rubber strip 14 and change.
Example two: in the first embodiment, there is a problem that the inclined form 15 is inconvenient to demold, so that the first embodiment further includes:
in the specific implementation process, as shown in fig. 1 and 2, the positioning assembly includes U-shaped plates 41 and positioning flaps 43, the outer end portion of the bottom surface of each positioning plate 4 is provided with the U-shaped plate 41 which is fixedly connected vertically, the middle portion of the inner side surface of each side plate 11 is uniformly provided with a plurality of positioning flaps 43 which are fixedly connected transversely, the bending angle of the positioning flaps 43 adopts a 135-degree design, the opening of each U-shaped plate 41 is slidably engaged with the corresponding positioning flap 43, and the U-shaped plate 41 can slide transversely along the positioning flaps 43; each positioning folded plate 43 is provided with a positioning pin hole 44, the orientation of the positioning pin hole 44 is consistent with that of the positioning folded plate 43, a bottom port of each U-shaped plate 41 is internally provided with a first pin shaft 42, each first pin shaft 42 is matched and clamped in the corresponding positioning pin hole 44 in a sliding manner, and the first pin shaft 42 can transversely slide along the positioning pin hole 44; when the first horizontal plate 33 moves, the flat box 17, the flat sliding plate 16 and the inclined template 15 are driven to synchronously move transversely towards the side plate 11, the U-shaped plate 41 is driven to slide along the positioning folded plate 43, the first pin shaft 42 is synchronously driven to slide along the positioning pin hole 44, when the first pin shaft 42 reaches an inflection point, the flat sliding plate 16 is driven to slide downwards along the flat box 17, the inclined template 15 is driven to move downwards in an inclined manner, and the inclined template 15 is convenient to move downwards in an inclined manner after being translated firstly and then to be demolded.
Example three: in the second embodiment, there is a problem that the stability of the oblique form 15 is poor when the oblique form is removed after the oblique form is translated, so the second embodiment further includes:
in the specific implementation process, as shown in fig. 1 and 2, a plurality of transversely fixedly connected limiting folded plates 45 are uniformly distributed in the middle of the outer side surface of each inclined template 15, the bending angle of each limiting folded plate 45 is designed to be 135 degrees, and each limiting folded plate 45 is connected with the corresponding side plate 11 through a limiting assembly; the limiting assembly comprises second pin shafts 48, the middle upper part of the inner side surface of each side plate 11 is provided with a rectangular sliding hole 47, the outer end part of each limiting folded plate 45 penetrates through the corresponding rectangular sliding hole 47 in a sliding mode, the limiting folded plates 45 can slide transversely along the rectangular sliding holes 47, each limiting folded plate 45 is provided with a limiting pin hole 46, the limiting pin holes 46 and the limiting folded plates 45 keep the same trend, the limiting pin holes 46 and the positioning pin holes 44 are symmetrically arranged in a staggered mode, each limiting pin hole 46 is internally inserted with a second pin shaft 48 which penetrates in a sliding mode, the second pin shafts 48 can slide transversely along the limiting pin holes 46, and the front end part and the rear end part of each second pin shaft 48 are fixedly connected with the inner wall of the rectangular sliding hole 47; when the inclined template 15 is demolded, the limiting folded plate 45 is driven to slide along the rectangular sliding hole 47, the second pin shaft 48 is driven to slide along the limiting pin hole 46, the second pin shaft 48 firstly translates along the limiting pin hole 46 and then slides downwards along an incline, and the stability of the inclined template 15 during demolding is further improved.
Example four: in the first embodiment, there is a problem that the crank 22 cannot drive the connecting rod 23, and therefore, the first embodiment further includes:
in the specific implementation process, as shown in fig. 5 and 6, a linkage rotary hole is formed in the upper right corner of each fixing seat 12, a linkage long shaft 24 is arranged between the linkage rotary holes, the linkage long shaft 24 sequentially penetrates through the linkage rotary holes and is rotatably connected with the fixing seats 12, a plurality of pairs of linkage gears 25 which are concentrically and fixedly connected are arranged on the linkage long shaft 24, each pair of linkage gears 25 are distributed on the front side and the rear side of the corresponding fixing seat 12, and each linkage gear 25 is meshed with the corresponding fixed gear 21; the upper left corner of each fixed seat 12 is provided with an electric telescopic rod 26 which is fixedly connected transversely, the model of the electric telescopic rod 26 is YH8-522, the telescopic end part of each electric telescopic rod 26 is provided with a linkage rack 27, the back of the linkage rack 27 is in sliding connection with the front of the fixed seat 12, and each linkage rack 27 is in meshing connection with a corresponding linkage gear 25; the electric telescopic rods 26 are started synchronously, the telescopic ends of the electric telescopic rods 26 are controlled to be shortened, the linkage rack 27 is driven to move leftwards synchronously, the linkage rack 27 is meshed to drive the linkage gear 25 and the linkage long shaft 24 to rotate anticlockwise, the linkage gear 25 is meshed to drive the fixed gear 21 on the right side, the fixed shaft 2 and the crank 22 to rotate clockwise, the fixed gear 21 is meshed to drive the fixed gear 21 on the left side, the fixed shaft 2 and the crank 22 to rotate anticlockwise, and therefore the connecting rod 23 can be driven to move through the crank 22.
Example five: specifically, the working principle and the operation method of the invention are as follows:
in a normal state, two side edges of a fixed template 13 are sealed and closed with a pair of inclined templates 15 through rubber strips 14, a steel box girder is formed between the fixed template 13 and the pair of inclined templates 15, and then the steel box girder is formed by pouring;
step two, after the steel box girder is poured and formed, when the mould is removed, the plurality of electric telescopic rods 26 are synchronously started, the telescopic ends of the plurality of electric telescopic rods 26 are controlled to be shortened, the linkage rack 27 is driven to synchronously move leftwards, and the linkage rack 27 is meshed with the linkage gear 25 and the linkage long shaft 24 to rotate anticlockwise;
step three, the linkage gear 25 is meshed to drive the fixed gear 21, the fixed shaft 2 and the crank 22 on the right side to rotate clockwise, the fixed gear 21 is meshed to drive the fixed gear 21, the fixed shaft 2 and the crank 22 on the left side to rotate anticlockwise, under the hinging action of the connecting rod 23, the connecting rod 23 drives the translation plate 37, the driven shaft 38 and the driven gear 39 to move towards the side plate 11, the driven gear 39 rolls along the second rack 36 in a meshed mode, and the first rack 34, the first transverse plate 33 and the first slide bar 3 are synchronously meshed to drive the first rack 34, the first transverse plate 33 and the first slide bar 3 to slide outwards along the first slide hole;
step four, when the first transverse plate 33 moves, the flat box 17, the flat sliding plate 16 and the inclined template 15 are driven to synchronously move transversely towards the side plate 11, the U-shaped plate 41 is driven to slide along the positioning folded plate 43, the first pin shaft 42 is synchronously driven to slide along the positioning pin hole 44, the limiting folded plate 45 is driven to slide along the rectangular sliding hole 47, and the second pin shaft 48 is driven to slide along the limiting pin hole 46;
step five, when the first pin shaft 42 and the second pin shaft 48 reach an inflection point, the flat sliding plate 16 is driven to slide downwards along the flat box 17, the inclined template 15 is driven to translate downwards in an inclined mode, the first pin shaft 42 is driven to slide downwards in an inclined mode along the positioning pin hole 44, the second pin shaft 48 is driven to slide downwards in an inclined mode along the limiting pin hole 46, in the whole process, the pair of inclined templates 15 are firstly synchronously translated outwards and reversely, then the pair of inclined templates 15 are translated downwards in an inclined mode, the pair of inclined templates 15 are made to be completely separated from the poured steel box girder, and the purpose of demolding is achieved.
The invention solves the problems of low template utilization rate and poor template demoulding effect when the traditional steel box girder is poured in batches, has compact integral structure design, can repeatedly utilize the poured template for many times according to practical needs, and further improves the demoulding effect of the steel box girder template.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (4)
1. A supplementary template of building for steel box girder, including bottom plate (1), its characterized in that: a pair of side plates (11) is arranged on two sides of the top surface of the bottom plate (1), a plurality of fixing seats (12) are arranged in the middle of the top surface of the bottom plate (1), fixing templates (13) are arranged in the middle of the top surfaces of the fixing seats (12), and a pair of inclined templates (15) is arranged on two sides of each fixing template (13); a pair of fixed rotating holes are formed in the middle lower portion of each fixed seat (12), a fixed shaft (2) is inserted into each fixed rotating hole, each fixed shaft (2) is rotatably connected with the fixed seat (12), two end portions of each fixed shaft (2) are sequentially provided with a fixed gear (21) and a crank (22), and two adjacent fixed gears (21) are meshed and connected;
the bottom surface of each inclined template (15) is provided with a plurality of pairs of flat sliding plates (16), the bottom of each flat sliding plate (16) is sleeved with a flat box (17), the bottom surface of each flat box (17) is provided with a first transverse plate (33), a second transverse plate (35) is arranged below each first transverse plate (33), the bottom surface of each second transverse plate (35) is fixedly connected with the top surface of the bottom plate (1), the first transverse plates (33) correspond to the second transverse plates (35) one by one, and each crank (22) is connected with the corresponding first transverse plate (33) and the corresponding second transverse plate (35) through a connecting rod mechanism; a plurality of positioning plates (4) are uniformly distributed at the bottom of the outer side surface of each inclined template (15), and each positioning plate (4) is connected with the corresponding side plate (11) through a positioning assembly;
a pair of rubber strips (14) is arranged on two side edges of the fixed template (13), a plurality of T-shaped bolt holes are formed in each rubber strip (14), an inner hexagonal bolt is inserted into each T-shaped bolt hole, and the inner end part of each inner hexagonal bolt is locked with the fixed template (13) through threads;
the connecting rod mechanism comprises translation plates (37) and connecting rods (23), a pair of translation plates (37) is arranged on each side of the fixed seat (12), a pair of driven shafts (38) is arranged between each pair of translation plates (37), the front end part and the rear end part of each driven shaft (38) are rotatably connected with the corresponding translation plate (37), the connecting rod (23) is arranged in the middle of the outer side surface of each translation plate (37), and the outer end part of each connecting rod (23) is movably hinged with the outer end part of the corresponding crank (22);
the positioning assembly comprises U-shaped plates (41) and positioning folded plates (43), the outer end part of the bottom surface of each positioning plate (4) is provided with the U-shaped plate (41), the middle part of the inner side surface of each side plate (11) is uniformly provided with a plurality of positioning folded plates (43), and the opening of each U-shaped plate (41) is clamped on the corresponding positioning folded plate (43) in a sliding manner;
each positioning folded plate (43) is provided with a positioning pin hole (44), a bottom port of each U-shaped plate (41) is internally provided with a first pin shaft (42), and each first pin shaft (42) is matched and clamped in the corresponding positioning pin hole (44) in a sliding manner;
every all be equipped with first rack (34), every on the bottom surface of first diaphragm (33) all be equipped with second rack (36) on the bottom surface of second diaphragm (35), every all the cover is equipped with a pair of driven gear (39) on driven shaft (38), every driven gear (39) all cooperate the setting between first rack (34), second rack (36), and every driven gear (39) are equallyd divide and are do not connected with first rack (34), second rack (36) meshing.
2. The construction assisting template for a steel box girder according to claim 1, wherein: every a plurality of first slide openings, every have all been seted up to the inside bottom of face of curb plate (11) the inside of first slide opening all can produce first slide bar (3), every the inside tip of first slide bar (3) all is equipped with dog (31), every dog (31) all with corresponding first diaphragm (33) rigid coupling, and every all the cover is equipped with tension spring (32) on the interior section of first slide bar (3).
3. The construction assisting template for a steel box girder according to claim 1, wherein: every lateral surface middle part equipartition of slant template (15) is equipped with a plurality of spacing folded plates (45), every spacing folded plate (45) all are connected with corresponding curb plate (11) through spacing subassembly.
4. The construction assisting template for a steel box girder according to claim 3, wherein: the limiting assembly comprises a second pin shaft (48), a rectangular sliding hole (47) is formed in the middle upper portion of the inner side face of each side plate (11), the outer end portion of each limiting folded plate (45) penetrates through the corresponding rectangular sliding hole (47) in a sliding mode, limiting pin holes (46) are formed in the limiting folded plates (45), each limiting pin hole (46) is inserted into each limiting pin hole (46), and the front end portion and the rear end portion of each second pin shaft (48) are fixedly connected with the inner wall of each rectangular sliding hole (47).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210696926.3A CN114775450B (en) | 2022-06-20 | 2022-06-20 | Building auxiliary template for steel box girder |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210696926.3A CN114775450B (en) | 2022-06-20 | 2022-06-20 | Building auxiliary template for steel box girder |
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| Publication Number | Publication Date |
|---|---|
| CN114775450A CN114775450A (en) | 2022-07-22 |
| CN114775450B true CN114775450B (en) | 2022-09-09 |
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Citations (20)
| Publication number | Priority date | Publication date | Assignee | Title |
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