CN213859849U - Auxiliary forming device for middle span pier prefabricated section beam - Google Patents
Auxiliary forming device for middle span pier prefabricated section beam Download PDFInfo
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- CN213859849U CN213859849U CN202021726697.8U CN202021726697U CN213859849U CN 213859849 U CN213859849 U CN 213859849U CN 202021726697 U CN202021726697 U CN 202021726697U CN 213859849 U CN213859849 U CN 213859849U
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Abstract
The utility model relates to a midspan pier prefabricated segment beam auxiliary forming device, which effectively solves the problem of low casting efficiency of the segment beam caused by the frequent manual assembly of an inner end mould and an inner hole mould in the prior art; the technical scheme includes that the device comprises an end die and a bottom die and is characterized in that a track fixedly connected to the ground is arranged beside the bottom die, a long support is connected to the track in a sliding mode, one end of the long support is detachably connected with a long inner end die, the long support is detachably connected with an inner hole die, a short support is connected to the track in a sliding mode, one end of the short support is detachably connected with a short inner end die, the long inner end die and the short inner end die are respectively installed at two ends of the end die, one end of the long support penetrates through the inner hole die and penetrates through the end inner end die, and one end of the long support penetrating through the short inner end die is connected with the short inner end die through a support rod; the utility model discloses the structure is succinct, and the operation of being convenient for, the centre form of being convenient for when the festival section roof beam is pour is convenient for quick shaping and demolishs, very big improvement prefabricated festival section roof beam pour efficiency, the practicality is strong.
Description
Technical Field
The utility model relates to a bridge construction equipment technical field specifically is auxiliary forming device of midspan mound prefabricated segmental beam.
Background
Compared with the traditional construction method of the cast-in-place box girder of the full-bore support, the segment assembling process adopted in the urban overhead construction highlights three advantages of environmental protection, traffic and speed: the construction is noiseless and dustless, and the influence on surrounding residents and the environment is greatly reduced; the construction method has the advantages that no support is needed to be erected on site, no concrete is needed to be poured and pounded on site, and traffic can be opened in construction, so that the pressure on the traffic caused by the construction is greatly reduced; and the construction is carried out by adopting the modules, so that the site construction speed is greatly increased. The construction method improves the technological content and the technical level of urban elevated engineering construction, and can greatly reduce the construction cost when being used in a large scale, so that the construction mode is more and more popular with people.
Wherein the section beam is part of a building structure. The segment beam comprises a top plate, a bottom plate and side plates, and the segment beam is enclosed into an inverted trapezoid shape with a hollow interior. When the sectional beam is poured, the common means in the prior art is to support an end mold and a bottom mold in advance and enclose the end mold and the bottom mold into a required shape, then assemble an inner end mold module between the enclosed end mold and the bottom mold and finally form an inner end mold and an inner hole mold, and suspend the inner end mold in an enclosing template through an external support, so that the pouring of the box-type sectional beam is realized. In the process, workers need to assemble and combine the inner end dies of the modules and need to disassemble the modules again after pouring is completed, so that the pouring period of each section beam is too long, and the inner end dies and the inner hole dies are assembled and disassembled for a long time in one pouring period, so that the construction efficiency is low. The manual process of carrying in and fixing each module has large workload, heavy module weight and certain potential safety hazard.
Therefore, the utility model provides a midspan mound prefabricated segment section roof beam auxiliary forming device solves above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
To the above situation, for overcoming prior art's defect, the utility model provides a forming device is assisted to midspan mound prefabricated festival section roof beam, the effectual artifical section roof beam that frequently assembles the result in of inner end mould and hole mould problem of inefficiency is pour to the effectual prior art of having solved.
The utility model discloses an end mould, die block, a serial communication port, the other track of being provided with fixed connection on ground of die block, the track on sliding connection have long support, long support one end can dismantle and be connected with long inner end mould, long support on can dismantle and be connected with the interior hole mould, the track on sliding connection have short support, short support one end can dismantle and be connected with short inner end mould, long inner end mould and short inner mould install respectively the end mould both ends, long support one end pass the interior hole mould and pass short inner end mould, long support passes short inner end mould one end and passes vaulting pole and short inner mould and link to each other.
Preferably, the lower ends of the long support and the short support are fixedly connected with support oil cylinders, and the other ends of the support oil cylinders are fixedly connected to the rails.
Preferably, the long support and the inner hole die are detachably connected through an inner hole die screw rod.
Preferably, the inner end die is divided into an inner end die with a hole and an inner end die without a hole, and the hole on the inner end die with the hole has the same size as the inner end die.
Preferably, the track is connected with two short supports in a sliding mode, short inner end molds on the two short supports are arranged oppositely and installed in the end molds, and the two short inner end molds are connected with the corresponding short supports through adjusting cylinders.
Preferably, a pull rod is arranged between the two short inner end dies, and two ends of the pull rod respectively penetrate through the two short inner end dies.
The utility model improves the problem of low casting efficiency of the segment beam caused by the frequent manual assembly of the inner end mold and the inner hole mold in the prior art, sets a track, and utilizes the long support and the short support to match with the prefabricated inner end mold, so as to realize the rapid molding and the rapid removal of the inner mold when the segment beam is cast, thereby greatly improving the casting efficiency of the prefabricated segment beam; the device can be used when the segmental beam with or without a manhole is poured by utilizing the detachable connection of the segmental beam with or without the manhole, so that the application range of the device is expanded; short support and inner mould cooperation pull rod can also pour different case roof beams, has further enlarged the application range of this device, the utility model discloses the structure is succinct, and the operation of being convenient for, the centre form of being convenient for when the festival section roof beam is pour is convenient for quick shaping and is demolishd, very big improvement prefabricated festival section roof beam efficiency of pouring, the practicality is strong.
Drawings
Fig. 1 shows a prior art mode of installation of an inner end mold and an inner hole mold.
Fig. 2 is a schematic view of the short stand and its related structure.
Fig. 3 is a schematic view of the long stand and its related structure.
Fig. 4 is the schematic sectional view of the concrete of the present invention after pouring.
Fig. 5 is a schematic view of the manhole-free structure of the present invention.
Figure 6 is the utility model discloses no manhole structure pours the back schematic diagram of cutting a section.
Fig. 7 is a schematic view of the inner hole of the present invention being a cone.
Detailed Description
The foregoing and other technical matters, features and effects of the present invention will be apparent from the following detailed description of the embodiments, which is to be read in connection with the accompanying drawings of fig. 1 to 7. The structural contents mentioned in the following embodiments are all referred to the attached drawings of the specification.
In the description of the present invention, it is to be understood that the terms "upper", "middle", "outer", "inner", and the like, indicate positional or positional relationships, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the referenced components or elements must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Exemplary embodiments of the present invention will be described below with reference to the accompanying drawings.
Embodiment one, the utility model relates to a prefabricated segmental beam auxiliary forming device of midspan mound, including end mould 1, die block 2 is as the bearing mould of precast beam lower extreme, and end mould 1 is as the upper end limit mould, and die block 2 still includes the spacing outside mould in segmental beam both sides, here is the common segmental beam of prior art pours and uses the template, not in the detailed description, its characterized in that, bottom mould 2 side be provided with fixed connection in the track 3 on ground, refer to figure 3, track 3 is laid along segmental beam axis direction, namely the vehicle walking direction is laid on the bridge, track 3 on sliding connection have long support 4, long support 4 can slide along track 3, long support 4 one end can dismantle and be connected with long inner end mould 5, long support 4 on can dismantle and be connected with interior hole mould 6, long support 4 slides and can drive long inner end mould 5 and interior hole mould 6 to the segmental beam direction motion, thereby leading the long inner end die 5 to be contacted with the end die 1, leading the inner hole die 6 to enter the end die 1 at the moment, leading the length of the inner hole die 6 to be the same as that of the single-section beam, leading the track 3 to be connected with the short support 7 in a sliding way, leading one end of the short support 7 to be detachably connected with the short inner end die 8, leading the short support 7 to slide on the track 3 to drive the short inner end die 8 to move synchronously until the short inner end die 8 is contacted with the end die 1, leading the long inner end die 5 and the short inner end die 8 to be respectively arranged at two ends of the end die 1, leading one end of the long support 4 to pass through the inner hole die 6 and pass through the short inner end die 8, leading one end of the long support 4 to pass through the short inner end die 8 to be connected with the short inner end die 8 through the support rod 13, concretely, referring to figures 2 and 3, leading the inner hole die 6 to be detachably connected with the long support 4, leading one end of the long support 4 to be detachably connected with the long inner end die 5, leading the long inner end die 5 to be contacted with the end die 1, the long support 4 drives the inner hole die 6 to enter, the other end of the long support 4 penetrates through the whole template and is in contact with the short inner end die 8, the long support 4 is connected with the short inner end die 8 through a support rod 13, and the support rod 13 can enable the long support 4 to be kept horizontal, so that a foundation is provided for fixing the position of the inner hole die 6;
when the method is used specifically, when a segmental beam with an inner hole is poured, the bottom die 2 is fixed on the ground in advance, a pouring site is determined according to the fixation, the outer side mill and the end die 1 are fixed by the mechanical arm, then the short support 7 is controlled to slide, the short inner end die 8 is enabled to be in contact with the end die 1, then the long support 4 is controlled to slide, the long inner end die 5 is enabled to be in contact with the end die 1, at the moment, the inner hole die 6 enters, the long support 4 is enabled to be in contact with the short inner end die 8, the support of the templates is completed, stripping oil is coated on the surfaces of all the templates, which are in contact with concrete, and then concrete is poured;
after concrete pouring is finished, the long support 4 and the short support 7 are controlled to move towards the direction far away from the section beam and drive the long inner end die 5, the short inner end die 8 and the inner hole die 6 to be separated, and then demolding is finished, and the steps are repeated in a circulating mode;
it should be noted that the long inner end die 5 and the short inner end die 8 are the same die plate, and are respectively called to correspond to the long support 4 or the short support 7 which is correspondingly connected.
In the second embodiment, on the basis of the first embodiment, the lower ends of the long support 4 and the short support 7 are fixedly connected with the support oil cylinder 9, the other end of the support oil cylinder 9 is fixedly connected to the rail 3, referring to fig. 1 and 2, one end of the support oil cylinder 9 is fixedly connected to the rail 3 and also can be fixed on the ground, so that the oil cylinder is prevented from sliding, and the other end of the support oil cylinder 9 is fixedly connected with the long support 4 and the short support 7, so that the movement of the long support 4 and the movement of the short support 7 are controlled.
In the third embodiment, on the basis of the first embodiment, the long support 4 and the inner hole die 6 are detachably connected through an inner hole die screw 10, specifically, referring to fig. 2, the long support 4 is rotatably connected with the inner hole die screw 10, the inner hole die screw 10 penetrates through the inner hole die 6 and is in threaded fit with the inner hole die 6, the inner hole die screw 10 is rotated, and the distance between the upper end surface of the inner hole die 6 and the long support 4 is adjusted, so that the height of the inner hole die 6 in the section beam die plate is adjusted.
In the fourth embodiment, on the basis of the first embodiment, the inner end mold 1 is divided into an inner end mold 1 with a hole and an inner end mold 1 without a hole, the hole in the inner end mold 1 with the hole has the same size as the inner end mold 6, the inner end mold 1 is provided with two different structures which are respectively used for meeting different requirements, when a segmental beam with an inner hole needs to be poured, the inner end mold 1 with the hole is installed on the long support 4 and the short support 7, and due to the arrangement, workers can enter the segmental beam through the inner end mold 6 in the pouring process and the time when concrete pouring is finished but the segmental beam is not solidified.
Fifth embodiment, on the basis of the first embodiment, the rail 3 is connected with two short supports 7 in a sliding manner, the short inner end molds 8 on the two short supports 7 are arranged oppositely and installed in the end mold 1, and the two short inner end molds 8 are connected with the corresponding short supports 7 through adjusting cylinders 11, so that when a segmental beam without an inner hole is poured, the two short supports 7 are respectively arranged on two sides of the bottom mold 2 and move towards the bottom mold 2 until the segmental beam is contacted with the end mold 1, at this time, the short inner end molds 8 are installed on the short supports 7, and the adjusting cylinders 11 are used for adjusting specific heights of the corresponding short inner end molds 8 and providing certain support.
In the sixth embodiment, on the basis of the fifth embodiment, a pull rod 12 is arranged between the two short inner end dies 8, two ends of the pull rod 12 respectively penetrate through the two short inner end dies 8, and the pull rod 12 is a common counter-pull screw rod for fixing the two inner end dies 1, so that the positions of the inner end dies 1 are ensured, and the positions of the two inner end dies 1 are ensured to be fixed.
When the utility model is used in concrete, when a segmental beam with an inner hole is poured, the bottom die 2 is fixed on the ground in advance to determine a pouring field, and the outer side mill and the end die 1 are fixed by the mechanical arm;
if a porous section beam needs to be poured, a porous long inner end die 5 and a porous short inner end die 8 need to be respectively installed on a corresponding long support 4 and a corresponding short support 7, the inner hole die 6 is installed on the long support 4, the height of the inner hole die 6 is adjusted through an inner hole die screw 10, then the short support 7 is controlled to slide, the short inner end die 8 is made to be in contact with the end die 1, then the long support 4 is controlled to slide, the long inner end die 5 is made to be in contact with the end die 1, a support rod 13 is supported, so that the level of the long support 4 is guaranteed, the inner hole die 6 enters, the long support 4 is in contact with the short inner end die 8, the formwork is demolded, oil is brushed on the surfaces of all formworks in contact with concrete, and then concrete is poured;
after concrete pouring is finished, the long support 4 and the short support 7 are controlled to move towards the direction far away from the section beam and drive the long inner end die 5, the short inner end die 8 and the inner hole die 6 to be separated, and then demolding is finished, and the steps are repeated in a circulating mode;
if a poreless segmental beam needs to be poured, two poreless short inner end molds 8 are required to be respectively installed on two short supports 7, then the two short supports 7 are respectively moved towards the bottom mold 2 until the two short supports are contacted with the end molds 1, then the pull rod 12 is installed between the two short inner end molds 8 and is tensioned and fixed, so that the support of the templates is completed, demolding oil is applied to the surfaces of all the templates, which are contacted with concrete, and then the concrete is poured;
and after the concrete pouring is finished, the pull rod 12 is removed, the two short supports 7 are controlled to move towards the direction far away from the section beam, the short inner end die 8 is removed, and then the demoulding is finished, and then the steps are repeated in a circulating mode.
The utility model improves the problem of low casting efficiency of the segment beam caused by the frequent manual assembly of the inner end mold and the inner hole mold in the prior art, sets a track, and utilizes the long support and the short support to match with the prefabricated inner end mold, so as to realize the rapid molding and the rapid removal of the inner mold when the segment beam is cast, thereby greatly improving the casting efficiency of the prefabricated segment beam; the device can be used when the segmental beam with or without a manhole is poured by utilizing the detachable connection of the segmental beam with or without the manhole, so that the application range of the device is expanded; short support and inner mould cooperation pull rod can also pour different case roof beams, has further enlarged the application range of this device, the utility model discloses the structure is succinct, and the operation of being convenient for, the centre form of being convenient for when the festival section roof beam is pour is convenient for quick shaping and is demolishd, very big improvement prefabricated festival section roof beam efficiency of pouring, the practicality is strong.
Claims (6)
1. The auxiliary forming device for the middle span pier prefabricated section beam comprises an end die (1) and a bottom die (2), it is characterized in that a track (3) fixedly connected with the ground is arranged beside the bottom die (2), the track (3) is connected with a long bracket (4) in a sliding way, one end of the long bracket (4) is detachably connected with a long inner end die (5), the long bracket (4) is detachably connected with an inner hole die (6), the track (3) is slidably connected with a short bracket (7), one end of the short bracket (7) is detachably connected with a short inner end die (8), the long inner end die (5) and the short inner end die (8) are respectively arranged at two ends of the end die (1), one end of the long support (4) penetrates through the inner hole die (6) and the short inner end die (8), and one end of the long support (4) penetrates through the short inner end die (8) and is connected with the short inner end die (8) through a support rod (13).
2. The auxiliary forming device for the midspan pier prefabricated section beam according to claim 1, characterized in that the lower ends of the long bracket (4) and the short bracket (7) are fixedly connected with bracket oil cylinders (9), and the other ends of the bracket oil cylinders (9) are fixedly connected to the rails (3).
3. The auxiliary forming device for the midspan pier precast segment beam in claim 1, characterized in that the long bracket (4) and the inner hole die (6) are detachably connected through an inner hole die screw (10).
4. The auxiliary forming device for the midspan pier precast segment beam in accordance with claim 1, characterized in that the inner end mold (1) is divided into an inner end mold (1) with holes and an inner end mold (1) without holes, and the holes on the inner end mold (1) with holes and the inner end mold (6) with holes have the same size.
5. The auxiliary forming device for the midspan pier precast segment beam in claim 1 is characterized in that two short brackets (7) are connected on the track (3) in a sliding way, short inner end molds (8) on the two short brackets (7) are oppositely arranged and installed in the end mold (1), and the two short inner end molds (8) are connected with the corresponding short brackets (7) through adjusting cylinders (11).
6. The auxiliary forming device for the midspan pier precast segment beam in claim 5 is characterized in that a draw bar (12) is arranged between the two short inner end molds (8), and both ends of the draw bar (12) respectively penetrate through the two short inner end molds (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021726697.8U CN213859849U (en) | 2020-08-18 | 2020-08-18 | Auxiliary forming device for middle span pier prefabricated section beam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021726697.8U CN213859849U (en) | 2020-08-18 | 2020-08-18 | Auxiliary forming device for middle span pier prefabricated section beam |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213859849U true CN213859849U (en) | 2021-08-03 |
Family
ID=77046495
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021726697.8U Expired - Fee Related CN213859849U (en) | 2020-08-18 | 2020-08-18 | Auxiliary forming device for middle span pier prefabricated section beam |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213859849U (en) |
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2020
- 2020-08-18 CN CN202021726697.8U patent/CN213859849U/en not_active Expired - Fee Related
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210803 |