CN216031529U - Novel prefabricated bent cap template - Google Patents
Novel prefabricated bent cap template Download PDFInfo
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- CN216031529U CN216031529U CN202121578476.5U CN202121578476U CN216031529U CN 216031529 U CN216031529 U CN 216031529U CN 202121578476 U CN202121578476 U CN 202121578476U CN 216031529 U CN216031529 U CN 216031529U
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Abstract
The utility model discloses a novel prefabricated cover beam template which comprises side molds, a cover beam, a bottom mold trolley, a bottom mold and an end mold, wherein the side molds and the bottom mold are arranged beside a matching beam of the cover beam, the side molds are positioned on the side surface of the cover beam, the bottom mold is positioned at the bottom of the cover beam, and the bottom mold trolley is arranged on the lower side of the bottom mold. The bottom die is designed according to the longest segment, the bottom die is not designed completely, the bottom die is designed into the segment bottom die according to the longest segment, and the segment bottom die is a universal bottom die, so that the space of the bottom die is saved, the occupied area is reduced, and the configuration weight of a template is reduced.
Description
Technical Field
The utility model relates to a novel prefabricated cover beam template, in particular to the technical field of bridge construction industry.
Background
At the present stage, road construction in China is found very quickly, and the conventional common bridge construction mode is site pouring. With the continuous development of cities, construction of each component of a bridge in a cast-in-place manner in an urban area is increasingly limited by the requirements of the surrounding environment and construction conditions. Therefore, the full-prefabricated production mode of a bridge component factory is more and more widely applied, and the prefabricated capping beam is a main prefabricated component in a full-prefabricated assembled bridge. Capping refers to a beam placed on top of the bent pier to support, distribute and transfer the load of the superstructure. Also known as a hat beam. The bridge pier (platform) or the row pile is provided with a beam made of reinforced concrete or less reinforced concrete. The main function is to support the bridge superstructure and transfer all loads to the substructure.
The prefabrication of the prefabricated capping beam is designed for all bottom moulds at present, and the bottom moulds are paved according to the actual beam body length. After the bottom die is completely installed, the side die is moved from one end to the other end. Such a prefabrication method has the following problems:
1. the occupied area is large, and the occupied length is the sum of the lengths of all bottom moulds;
2. the end die needs to be fixed again each time, and the operation is complicated;
3. after the beam body is prefabricated, all sections of the cover beam are difficult to separate;
the existing prefabricated bent cap occupies a large area, the occupied area is equal to the length of all bottom moulds, and the end moulds are required to be fixed again each time, so that the operation is complicated; after the beam body is prefabricated, the sections of the cover beam are difficult to separate. In chinese patent publication no: CN 108731598A discloses a matching beam segment positioning method based on distance control in the short-line method segment prefabrication, the technical scheme avoids errors and human errors caused by measuring tower settlement or other site reasons, positioning efficiency is improved, labor cost is saved, and economy is improved; however, the existing prefabricated bent cap proposed by the utility model occupies a large area, the occupied area is equal to the length of all bottom moulds, and the end moulds are required to be fixed again each time, so that the operation is complicated; after the beam body is prefabricated, the problem that all sections of the cover beam are difficult to separate can not be solved.
The existing prefabricated bent cap occupies a large area, the occupied area is equal to the length of all bottom moulds, and the end moulds are required to be fixed again each time, so that the operation is complicated; after the beam body is prefabricated, the sections of the cover beam are difficult to separate. In chinese patent publication no: CN 112571594A discloses prefabricated segment roof beam intelligence matches regulation template device, the matching roof beam die block system of above-mentioned scheme includes the die block pedestal and sets up the pedestal displacement sensor on the die block pedestal, control system includes oil pump, PLC controller. The utility model has the advantages of convenience, high efficiency and accuracy. However, the existing prefabricated bent cap proposed by the utility model occupies a large area, the occupied area is equal to the length of all bottom moulds, and the end moulds are required to be fixed again each time, so that the operation is complicated; after the beam body is prefabricated, the problem that all sections of the cover beam are difficult to separate can not be solved.
Disclosure of Invention
In order to overcome the above defects in the prior art, embodiments of the present invention provide a novel prefabricated capping beam template to solve the problems that the existing prefabricated capping beam proposed in the above background art occupies a large area, the occupied area is equal to the length of all bottom molds, and the end mold needs to be fixed again each time, which is cumbersome to operate; after the beam body is prefabricated, all sections of the cover beam are difficult to separate, and the like.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a novel prefabricated bent cap template, includes side form, bent cap, die block platform truck, die block and end mould, the next door of the matching roof beam of bent cap sets up side form and die block, the side form is located the side of bent cap, the die block is located the bottom of bent cap, the downside of die block is provided with the die block platform truck.
Preferably, the adhesive tape is additionally arranged at the position where the bottom die and the side die are built, so that slurry leakage during grouting is prevented, the total length of the bottom die is 6480mm, and the adjustment length is 400 mm or 1480 mm.
Preferably, the end die is composed of a fixed end die and a movable end die, the end die is provided with an end die template, the end die template is fixedly arranged on the upper side of an end die support, the end die support is integrally welded by a plurality of groups of channel steel to form a truss, and the end die support is 200 x 200 mm.
Preferably, the bottom die is a section bottom die according to the design of the longest section, the section bottom die is a general bottom die, a bottom die trolley is arranged on the lower side of the section bottom die of the bottom die, the matching beam is arranged on the upper side of the section bottom die, and the rear side of the matching beam is arranged on a fixed end die template of an end die.
Preferably, the lateral part terminal surface of die block platform truck passes through the fine setting lead screw and links to each other with the removal lead screw of segment die block downside, articulated fine setting lead screw on the other end lateral wall of die block platform truck, the fine setting lead screw passes through hinge ear coupling assembling and links to each other with the segment die block, the last left and right sides fixed weld respectively of hinge ear coupling assembling is provided with ear seat and otic placode, the fine setting lead screw is articulated mutually with the ear seat, the otic placode of hinge ear coupling assembling opposite side is articulated mutually with the ear seat of segment die block.
Preferably, the bottom die trolley comprises a main truss, a rib plate and a sliding plate, wherein the main truss of the bottom die trolley adopts 16b channel steel, the rib plate of the bottom die trolley adopts a 12mm steel plate, and the sliding plate of the bottom die trolley adopts a 16mm steel plate.
Preferably, the prefabrication method of the cover beam comprises the following steps:
(1) prefabricating the capping beam from the pier top position of the capping beam to two sides during prefabrication in order to ensure that the fixed end mould of the end mould does not change the direction during prefabrication, prefabricating the pier top position of the capping beam firstly, and then prefabricating the left side of the capping beam to finish prefabrication of a left side casting beam;
(2) next, steering the left-side casting-replacing beam through the matching use of the bottom die trolley and the fine adjustment screw rod;
(3) and finally, prefabricating the right side casting beam, prefabricating the right side of the bent cap until the right side casting beam is prefabricated, and finishing all prefabrication.
Installing a template system:
(1) firstly, fixedly arranging an end die template on the upper side of an end die bracket;
(2) then the bottom die is installed and adjusted in position;
(3) and then the side mold is installed and adjusted in position:
(4) after the reinforcement cage framework is adjusted, the inner mold is installed and adjusted in position;
(5) prefabricating the cover beam, prefabricating the cover beam from the pier top position of the cover beam to two sides during prefabrication in order to ensure that the fixed end mould of the end mould does not change the direction during prefabrication of the cover beam, prefabricating the pier top position of the cover beam at first, prefabricating the left side of the finished cover beam, and finishing a first precast block;
(6) next, steering the first prefabricated section through the matching use of the bottom die trolley and the fine adjustment screw rod;
(7) finally, prefabricating the right side of the bent cap until prefabrication of a right side prefabricated block is completed;
(8) and (3) finishing prefabrication of the bent cap, and after the concrete of the bent cap reaches 75% of the designed strength (generally 3-7 days) through maintenance, beginning to remove the template system, wherein the removal sequence of the template system is as follows: the internal mold support shrinks and moves out, the external mold breaks away, the matching beam section moves out (through the bottom mold trolley), and the newly-poured cover beam section moves to the position of the matching beam section.
The utility model provides a novel prefabricated cover beam template, which has the following beneficial effects:
1. according to the utility model, the bottom die is designed according to the longest segment, the bottom die is not designed completely, the bottom die is designed into the segment bottom die according to the longest segment, and the segment bottom die is a universal bottom die, so that the space of the bottom die is saved, the floor area is reduced, and the configuration weight of the template is reduced;
2. the end die template is fixed on the end die bracket, so that the repeated installation of the end die template is avoided; convenient operation and reduced labor intensity.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model without limiting the utility model in which:
fig. 1 is a schematic structural diagram of a novel prefabricated cover beam template provided by the utility model;
FIG. 2 is a schematic structural diagram of a novel prefabricated capping beam template according to the present invention;
FIG. 3 is a schematic view of a portion of the structure of a novel prefabricated capping beam template according to the present invention;
FIG. 4 is a schematic partial structural view of a novel prefabricated capping beam template according to the present invention;
the reference signs are: 1. side mould; 2. a capping beam; 3. a pull rod is arranged; 4. bottom die trolley; 5. bottom die; 7. end die; 8. an end mold support; 9. channel steel; 10. a matching beam; 11. a beam is cast on the left side; 12. a beam is cast on the right side; 13. a segment bottom die; 14. fine adjustment of a lead screw; 15. an end die template; 16. a hinge lug connection assembly; 17. an ear plate; 18. an ear seat.
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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
According to a novel prefabricated cover beam template shown in figures 1-3, the utility model provides the following technical scheme: including side form 1, bent cap 2, die block platform truck 4, die block 5 and end mould 7, the next door of the matching roof beam 10 of bent cap 2 sets up side form 1 and die block 5, side form 1 is located the side of bent cap 2, die block 5 is located the bottom of bent cap 2, the downside of die block 5 is provided with die block platform truck 4.
As shown in fig. 1, the present embodiment provides a novel prefabricated capping beam template, which is characterized in that: the adhesive tape is additionally arranged at the position where the bottom die 5 and the side die 1 are built, so that slurry leakage during grouting is prevented, the total length of the bottom die 5 is 6480mm, and the adjusting length is 400 mm or 1480 mm.
As shown in fig. 1, the present embodiment provides a novel prefabricated capping beam template, which is characterized in that: the end die 7 is composed of a fixed end die and a movable end die, the end die 7 is provided with an end die template 15, the end die template 15 is fixedly arranged on the upper side of an end die support 8, the end die support 8 is integrally welded by a plurality of groups of channel steel 9 to form a truss, and the end die support 8 is 200 x 200 mm.
As shown in fig. 2, the embodiment provides a novel prefabricated cover beam template, which is characterized in that: the bottom die 5 is a section bottom die 13 according to the design of the longest section, the section bottom die 13 is a general bottom die, a bottom die trolley 4 is arranged on the lower side of the section bottom die 13 of the bottom die 5, the matching beam 10 is arranged on the upper side of the section bottom die 13, and the rear side of the matching beam 10 is arranged on a fixed end die template of the end die 7.
As shown in fig. 4, the present embodiment provides a novel prefabricated capping beam template, which is characterized in that: the lateral part terminal surface of die block platform truck 4 links to each other through the removal lead screw of fine setting lead screw 14 with the 13 downside of segmentation die block, articulated fine setting lead screw 14 on the other end lateral wall of die block platform truck 4, fine setting lead screw 14 links to each other with segmentation die block 13 through hinge ear coupling assembling 16, the last left and right sides of hinge ear coupling assembling 16 is fixed welding respectively and is provided with ear seat 18 and otic placode 17, fine setting lead screw 14 is articulated mutually with ear seat 18, the otic placode 17 of hinge ear coupling assembling 16 opposite side is articulated mutually with the ear seat of segmentation die block 13.
As shown in fig. 4, the present embodiment provides a novel prefabricated capping beam template, which is characterized in that: bottom die platform truck 4 comprises main truss, gusset, slide, bottom die platform truck 4's main truss adopts 16b channel-section steel, bottom die platform truck 4's gusset adopts the 12mm steel sheet, bottom die platform truck 4's slide adopts the 16mm steel sheet.
The prefabrication method of the cover beam 2 comprises the following steps:
(1) when the capping beam 2 is prefabricated, in order to ensure that the fixed end die of the end die 7 does not change the direction, prefabricating from the pier top position of the capping beam to two sides during prefabrication, firstly prefabricating the pier top position of the capping beam, then prefabricating the left side of the capping beam, and completing the prefabrication of a left side casting beam 11;
(2) next, steering the left-side casting-replacing beam 11 through the matching use of the bottom die trolley and the fine adjustment screw rod;
(3) and finally, prefabricating the right-side casting beam 12, prefabricating the right side of the bent cap until the right-side casting beam 12 is prefabricated, and finishing all prefabrication.
Installing a template system:
(1) firstly, fixedly arranging an end die template 15 on the upper side of an end die support 8;
(2) then the bottom die is installed and adjusted in position;
(3) and then the side mold is installed and adjusted in position:
(4) after the reinforcement cage framework is adjusted, the inner mold is installed and adjusted in position;
(5) prefabricating the cover beam 2, prefabricating from the pier top position of the cover beam to two sides during prefabrication in order to ensure that the fixed end mould of the end mould does not change the direction during prefabrication of the cover beam, prefabricating the pier top position of the cover beam at first, prefabricating the left side of the finished cover beam, and finishing a first precast block;
(6) next, steering the first prefabricated section through the matching use of the bottom die trolley and the fine adjustment screw rod;
(7) finally, prefabricating the right side of the bent cap until prefabrication of a right side prefabricated block is completed;
(8) and (3) finishing prefabrication of the bent cap, and after the concrete of the bent cap reaches 75% of the designed strength (generally 3-7 days) through maintenance, beginning to remove the template system, wherein the removal sequence of the template system is as follows: the internal mold support shrinks and moves out, the external mold breaks away, the matching beam section moves out (through the bottom mold trolley), and the newly-poured cover beam section moves to the position of the matching beam section.
The working principle of the utility model is as follows: the bottom die 5 is designed according to the longest segment, the bottom die is not designed completely, the bottom die 5 is designed into a segment bottom die 13 according to the longest segment, the segment bottom die 13 is a universal bottom die, and all the segments are universal bottom dies; the bracket for fixing the end die is configured, and the end die template 15 is fixed on the end die bracket 8, so that the repeated installation of the end die template is avoided; the utility model is provided with a bottom die trolley which is mainly used for separating segments and matching the segments with each other.
The design has the following advantages:
1. according to the utility model, the bottom die 5 is designed according to the longest segment, the bottom die is not designed completely, the bottom die 5 is designed into the segment bottom die 13 according to the longest segment, and the segment bottom die 13 is a universal bottom die, so that the bottom die space is saved, the floor area is reduced, and the configuration weight of the template is reduced;
2. the end die template 15 of the utility model is fixed on the end die bracket 8, thereby avoiding the repeated installation of the end die template; the operation is convenient, and the labor intensity is reduced;
3. the bottom die trolley is configured, is mainly used for separating the segments and matching the segments, has the advantages of convenient segment separation, greatly reduces the risk of damage of the shear key and reduces the work of repairing the shear key.
In the drawings of the disclosed embodiments of the utility model, only the structures related to the disclosed embodiments are referred to, other structures can refer to common designs, and the same embodiment and different embodiments of the utility model can be combined with each other without conflict; the above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that are within the spirit and principle of the present invention are intended to be included in the scope of the present invention.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a novel prefabricated bent cap template, includes side form (1), bent cap (2), die block platform truck (4), die block (5) and end mould (7), its characterized in that: the next door of the matching roof beam (10) of bent cap (2) sets up side form (1) and die block (5), side form (1) is located the side of bent cap (2), die block (5) are located the bottom of bent cap (2), the downside of die block (5) is provided with die block platform truck (4), the lateral part terminal surface of die block platform truck (4) links to each other through fine setting lead screw (14) and the removal lead screw of section die block (13) downside, articulated fine setting lead screw (14) on the other end lateral wall of die block platform truck (4), fine setting lead screw (14) link to each other with section die block (13) through hinge ear coupling assembling (16).
2. The novel prefabricated bent cap template as claimed in claim 1, wherein: the total length of the bottom die (5) is 6480mm, and the adjusting length is 400 mm or 1480 mm.
3. The novel prefabricated bent cap template as claimed in claim 1, wherein: the end die (7) is provided with an end die template (15), the end die template (15) is fixedly arranged on the upper side of an end die support (8), the end die support (8) is integrally welded by a plurality of groups of channel steel (9) to form a truss, and the end die support (8) is 200 mm.
4. The novel prefabricated bent cap template as claimed in claim 1, wherein: die block (5) are section die block (13) according to the design of longest section, section die block (13) adopt general die block setting, section die block (13) downside of die block (5) is provided with die block platform truck (4), match roof beam (10) set up in section die block (13) upside, the rear side of matching roof beam (10) sets up on the fixed end mould template of end mould (7).
5. The novel prefabricated bent cap template as claimed in claim 1, wherein: the left and right sides is fixed welding respectively and is provided with ear seat (18) and otic placode (17) on hinge ear coupling assembling (16), fine setting lead screw (14) are articulated mutually with ear seat (18), otic placode (17) and the ear seat of segmentation die block (13) of hinge ear coupling assembling (16) opposite side are articulated mutually.
6. The novel prefabricated bent cap template as claimed in claim 1, wherein: bottom die platform truck (4) comprises main truss, gusset, slide, the main truss of bottom die platform truck (4) adopts the 16b channel-section steel, the gusset of bottom die platform truck (4) adopts the 12mm steel sheet, the slide of bottom die platform truck (4) adopts the 16mm steel sheet.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202121578476.5U CN216031529U (en) | 2021-07-13 | 2021-07-13 | Novel prefabricated bent cap template |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202121578476.5U CN216031529U (en) | 2021-07-13 | 2021-07-13 | Novel prefabricated bent cap template |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115214009A (en) * | 2022-07-21 | 2022-10-21 | 中交第二航务工程局有限公司 | Segment beam prefabricating method |
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2021
- 2021-07-13 CN CN202121578476.5U patent/CN216031529U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115214009A (en) * | 2022-07-21 | 2022-10-21 | 中交第二航务工程局有限公司 | Segment beam prefabricating method |
| CN115214009B (en) * | 2022-07-21 | 2023-04-25 | 中交第二航务工程局有限公司 | Segment beam prefabrication method |
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