CN214939292U - Cover beam disassembly-free template - Google Patents
Cover beam disassembly-free template Download PDFInfo
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- CN214939292U CN214939292U CN202120147104.0U CN202120147104U CN214939292U CN 214939292 U CN214939292 U CN 214939292U CN 202120147104 U CN202120147104 U CN 202120147104U CN 214939292 U CN214939292 U CN 214939292U
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Abstract
The utility model discloses a bent cap exempts from to tear open template, include: the outer wall of the bottom plate is provided with a mounting groove, and a mounting hole penetrating through the bottom plate is formed in the mounting groove; the web plates are oppositely arranged on two sides of the bottom plate, and the web plates and the bottom plate surround a pouring groove; the rib plates are arranged inside the pouring groove at intervals and are connected with the bottom plate and the web plate; wherein, the bottom plate, the web plate and the ribbed plate are made of Ultra High Performance Concrete (UHPC). The utility model provides a bent cap exempts from to tear open template has simplified bent cap construction process, has shortened bent cap construction period, has guaranteed the noncongestion of underbridge traffic, simultaneously, utilizes UHPC excellent mechanical properties and durability, optimizes the template structure, reduces bent cap and exempts from to tear open template weight, is favorable to hoist and mount and transportation.
Description
Technical Field
The utility model belongs to the technical field of the bridge engineering construction technique and specifically relates to a bent cap disassembly-free template is related to.
Background
In recent years, with the continuous development of highway and urban bridge construction in China, the overall construction level of bridges is improved quickly, and the construction of capping beams at the present stage is generally realized by adopting a construction method of pouring concrete on site or hoisting the capping beams in place after integral prefabrication. The in-situ concrete pouring can cause serious influence on the road traffic under the bridge, and simultaneously has the defects of more complex working procedures, long construction period, more occupied construction area, high construction risk and the like, and the support and the bent cap template erected on site easily have defects, thereby having adverse influence on the quality of the bent cap. Although the influence on the traffic under the bridge is reduced by the construction method of the integrally prefabricated capping beam, the capping beam is heavy at the present stage and is difficult to transport and hoist, and the construction method is increasingly limited by transportation facilities and hoisting space. Therefore, with the increasing requirements of bridge construction, a novel capping beam construction technology is urgently needed.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a bent cap exempts from to tear open template has simplified bent cap construction process, has shortened bent cap construction period, has guaranteed the noncongestion of underbridge traffic, and simultaneously, bent cap exempts from to tear open template weight lighter, is favorable to hoist and mount and transportation.
The foundation the utility model discloses an aspect provides a bent cap detaching-free template, include: the outer wall of the bottom plate is provided with a mounting groove, and a mounting hole penetrating through the bottom plate is formed in the mounting groove; the web plates are oppositely arranged on two sides of the bottom plate, the web plates and the bottom plate surround a pouring groove, and the mounting holes are positioned in the pouring groove; the rib plates are arranged inside the pouring groove at intervals and are connected with the bottom plate and the web plate; wherein, the bottom plate and the web plate are made of UHPC.
Further, the rib plate is a UHPC part; the ribbed plates are distributed at intervals along the length direction of the bottom plate.
Furthermore, the compression strength of the bottom plate and the web plate is greater than 120MPa, and the breaking strength is greater than 25 MPa.
Furthermore, the mounting groove is sunken from the outer wall of the bottom plate to the inner wall of the bottom plate, and the distance between the groove bottom of the mounting groove and the outer wall of the bottom plate is 1 cm-2 cm.
Further, the bottom plate is provided with a through-length steel bar; the web plate is provided with a through-length steel bar and a prestressed tendon.
Further, the outer wall surfaces of the base plate and the web plate are smooth surfaces, and the inner wall surfaces of the base plate and the web plate are scabbling surfaces and/or concave-convex surfaces.
Further, the height of any one rib plate is equal to the depth of the pouring groove at the position of the rib plate.
Further, along the length direction of the bottom plate, the bottom plate comprises a first body, a second body and a third body which are sequentially connected, the second body is horizontally arranged, the first body is inclined upwards relative to the second body, and the third body is inclined upwards relative to the second body; wherein, the mounting groove is arranged on the second body.
Further, the bent cap disassembly-free template further comprises: and part of the lifting rings are embedded in the web plate, and the other part of the lifting rings are positioned outside the web plate.
The utility model provides a bent cap exempts from to tear open template, bottom plate, web, floor utilize UHPC to make, promptly the utility model provides a bent cap exempts from to tear open template utilizes the bent cap of ultra high performance concrete preparation to exempt from to tear open the template, consequently, can full play UHPC superelevation resistance to compression and tensile strength, ultra high toughness, outstanding advantages such as superstrong durability promote structural durability and reliability, reduce the maintenance cost of later stage structure, solved the poor problem of ordinary concrete bent cap durability. And simultaneously, the utility model discloses combine together prefabricated assembly and cast in situ, exempt from to tear open the template through the bent cap of prefabricated UHPC finished piece, hoist and mount the mode of taking one's place the back at its inside concreting can realize the bent cap preparation, realize exempting from formwork stripping, simplify construction process, effectively reduce the human cost, shorten construction cycle to can keep the underbridge traffic unblocked, alleviate traffic pressure. Meanwhile, compared with integral prefabrication in the related art, the weight is lighter, the difficulty of transportation and hoisting is effectively reduced, and the requirement on the hoisting capacity of the giant capping beam can be guaranteed. Further, because the utility model discloses a bent cap structure that the common template of dismantling is exempted from to the bent cap of UHPC preparation and ordinary concrete forms can avoid among the correlation technique bent cap structure wholly for the higher problem of UHPC finished piece cost, when guaranteeing bent cap structural reliability, the cost is reduced. And, set up the mounting groove and prefabricate with pier top looks adaptation at the outer wall of bottom plate, be favorable to improving assembly efficiency, further shorten construction cycle, be suitable for popularization and application.
The above description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented according to the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more obvious and understandable, the following detailed description of the present invention is given.
Drawings
Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention. Also, like reference numerals are used to refer to like parts throughout the drawings. Wherein:
fig. 1 shows a schematic structural diagram of a disassembly-free form of a bent cap according to a first embodiment of the present invention;
FIG. 2 shows a schematic diagram of the structure from one perspective of the embodiment of FIG. 1;
FIG. 3 shows a cross-sectional view at A-A of the embodiment of FIG. 1;
FIG. 4 shows a cross-sectional view at B-B of the embodiment of FIG. 1;
figure 5 shows a cross-sectional view at C-C of the embodiment of figure 1.
Wherein, the correspondence between the reference numbers and the part names in fig. 1 to 5 is:
the prefabricated wall slab comprises a 100-bent cap disassembly-free formwork, a 110 bottom plate, a 111 outer wall, 112 installation grooves, 113 installation holes, 114 a first body, 115 a second body, 116 a third body, 117 inner walls, 120 webs, 121 pouring grooves, 130 ribbed slabs, 200 piers and 210 reinforcing steel bars.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention more clearly understood, the present invention will be described in further detail with reference to the accompanying drawings and detailed description. It should be noted that the embodiments and features of the embodiments of the present invention may be combined with each other without conflict.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.
A decking panel 100 provided in accordance with some embodiments of the present invention will now be described with reference to fig. 1 to 5.
The embodiment of the utility model provides a template 100 is exempted from to tear open by bent cap, include: the base plate 110, the outer wall 111 of the base plate 110 is provided with a mounting groove 112, and a mounting hole 113 penetrating the base plate 110 is arranged in the mounting groove 112; the web plates 120 are oppositely arranged on two sides of the bottom plate 110, the web plates 120 and the bottom plate 110 surround to form a pouring groove 121, and the mounting holes 113 are positioned in the pouring groove 121; the rib plates 130 are arranged inside the pouring groove 121 at intervals along the length of the bottom plate 110 and connected with the bottom plate 110 and the web plate 120; wherein, the base plate 110 and the web plate 120 are made of UHPC.
The utility model provides a bent cap exempts from to tear open template 100, comprising a base plate 110, web 120 and floor 130, wherein, the quantity of web 120 is two, two webs 120 set up the both sides at bottom plate 110 relatively, and be connected with bottom plate 110 and enclose into pouring groove 121, the outer wall 111 of bottom plate 110 is provided with mounting groove 112, it can be understood, the shape looks adaptation at mounting groove 112 and pier 200 top, mounting groove 112's setting, pre-positioning's effect has been played, it is quick to be favorable to exempting from to tear open template 100 with the bent cap through mounting groove 112, install to pier 200 top accurately, be favorable to the reduction of erection time. Through the inside mounting hole 113 that runs through bottom plate 110 that sets up in mounting groove 112, mounting hole 113 is used for cooperating the assembly with the reinforcing bar 210 at pier 200 top, and then installs bent cap non-removable template 100 to pier 200 top back, realizes being connected of bent cap non-removable template 100 and pier 200 through pouring the concrete to pouring groove 121, realizes the bent cap construction promptly. That is to say, the utility model provides a bent cap exempts from to tear open template 100, combine together prefabricated assembly and cast in situ, the bent cap preparation can be realized to the mode of being about to prefabricated bent cap exempts from to tear open template 100 hoist and mount and taking one's place the back at its inside concreting, realize exempting from formwork and tear open, simplify construction process, effectively reduce the human cost, the reduction of erection time, avoided the cast in situ concrete simultaneously can cause serious influence to the road traffic under the bridge, the process is comparatively complicated, the construction cycle length, the construction area is many and shortcomings such as construction risk height, and, avoided whole prefabricated bent cap construction method bent cap weight big, the problem of inconvenient transportation and hoist and mount, and simultaneously, carry out prepositioning through mounting groove 112 and pier 200 top looks adaptations, be favorable to further cycle shortening, be suitable for popularization and application.
Through setting up a plurality of floor 130 at the inside interval of pouring groove 121, floor 130 is connected with bottom plate 110, web 120, is favorable to improving the intensity and the reliability of bent cap disassembly-free template 100, and then can reduce bent cap disassembly-free template 100 and damage in transportation and hoist and mount process, simultaneously, reduces the maintenance cost of later stage structure, improves the reliability of product.
The bottom plate 110 and the web plate 120 are made of UHPC (Ultra-High Performance Concrete), namely the bottom plate 110 and the web plate 120 are made of the Ultra-High Performance Concrete, and because the UHPC has excellent physical and mechanical properties, the tensile and compressive strength is High, the toughness and the durability are good, the creep is small under the action of long-term load, the cover beam structure can be prevented from cracking, the durability of the bridge in a severe environment is enhanced, and the later maintenance cost is reduced. That is to say, the embodiment of the utility model discloses a through prefabricated UHPC bottom plate 110 and web 120 constitution bent cap exempt from to tear open template 100, pour ordinary concrete in it after taking one's place with its hoist and mount and can realize the bent cap preparation, when guaranteeing to satisfy hoist and mount and transportation ability, reduce traffic interference, realize the preparation of bent cap fast, and ensure bent cap structural reliability, avoided among the correlation technique bent cap structure wholly for the higher problem of UHPC finished piece cost, greatly reduced the cost.
Furthermore, the UHPC is used for manufacturing the bottom plate 110 and the web plate 120, so that the capping beam disassembly-free formwork 100 can fully exert the material advantages of the UHPC, the structural form of the capping beam disassembly-free formwork 100 is optimized, the manufacturing cost and the weight of the capping beam disassembly-free formwork 100 can be reduced, the formwork consumption is reduced, and the hoisting weight can be reduced while the internal concrete is well protected. Therefore, the bottom plate 110 and the web plate 120 are UHPC cover beam disassembly-free templates 100 made of UHPC parts, so that the influence of cover beam construction on the passage of roads under a bridge can be reduced as much as possible, the construction process is simplified, the construction efficiency is improved, and the method is suitable for popularization and application.
Specifically, the compressive strength of the base plate 110 and the web 120 is greater than 120MPa, and the flexural strength is 25 MPa. For example, the bottom plate 110 and the web plate 120 are made of UHPC with compressive strength of 120MPa and flexural strength of 25MPa or more, which is beneficial to ensure the reliability of the cover beam disassembly-free form 100.
In the utility model provides an in the embodiment of some probably realizations, floor 130 is the UHPC finished piece, is favorable to further improving the mechanical properties of bent cap disassembly-free form 100, improves the reliability of bent cap disassembly-free form 100, that is to say, the utility model provides a bent cap disassembly-free form 100 utilizes the preparation of ultra high performance concrete to form. It will be appreciated that in some possible embodiments, the ribs 130 may be other structural members that meet the requirements. Specifically, the rib plate 130 is made of UHPC with a compressive strength of 120MPa and a flexural strength of 25MPa or more.
Further, the number of the rib plates 130 is multiple, and the plurality of rib plates 130 are distributed at intervals along the length direction of the bottom plate 110, so that the strength and the reliability of the cover beam disassembly-free formwork 100 are greatly improved. It can be understood that a reinforcement cage is arranged inside the pouring groove 121, when the bent cap non-dismantling formwork 100 is hoisted to the top of the pier 200 and is assembled with the reserved reinforcement 210, at least part of the reserved reinforcement 210 penetrates through the installation hole 113 and is located inside the pouring groove 121, and when the reinforcement cage is connected with the reserved reinforcement 210, concrete is poured into the pouring groove 121 to achieve manufacturing of the bent cap. The size of the rib plate 130 does not affect the position of the reinforcement cage inside the pouring groove 121, so that the reinforcement cage can be conveniently and reliably connected with the reserved reinforcement 210 at the top of the pier 200.
Specifically, the number of the ribs 130 is odd, one rib 130 is disposed at the center of the base plate 110, and the other ribs 130 are symmetrically distributed at both sides of the center of the base plate 110, so that the possibility of damage to the center of the base plate 110 can be reduced, the strength at the center of the base plate 110 can be improved, and the reliability of the cover beam detachment-free form 100 can be further improved. It is understood that in some possible embodiments, the number of the ribs 130 may be an even number, and the even number of the ribs 130 are symmetrically distributed along the length of the bottom plate 110 at the central position of the bottom plate 110.
In some possible embodiments of the present invention, the mounting groove 112 is recessed from the outer wall 111 of the bottom plate 110 to the inner wall 117 of the bottom plate 110, and the distance between the bottom of the mounting groove 112 and the outer wall 111 of the bottom plate 110 is 1cm to 2cm, that is, the bottom of the mounting groove 112 is located between the inner wall 117 and the outer wall 111 of the bottom plate 110, so that the pre-positioning is performed by using the mounting groove 112 in the process of assembling the cover beam detachment-free form 100 with the top of the bridge. Specifically, the distance between the bottom of the mounting groove 112 and the outer wall 111 of the bottom plate 110 is 1cm, 1.2cm, 1.5cm, 1.8cm, or 2cm, and it is understood that the distance between the bottom of the mounting groove 112 and the outer wall 111 of the bottom plate 110 may be other distances as required. The utility model provides an in the embodiment of some probably realizations, bottom plate 110 is provided with logical long reinforcing bar 210, and such setting is favorable to improving the intensity and the reliability of bottom plate 110, and web 120 is provided with logical long reinforcing bar 210 and prestressing tendons, is favorable to improving the intensity and the reliability of web 120, and then improves the bulk strength and the reliability of bent cap exempting from to tear open template 100.
In some possible embodiments provided by the present invention, the outer wall surfaces of the bottom plate 110 and the web 120 are smooth surfaces, so that the cover beam detachment-free form 100 has a beautiful appearance, and the aesthetic property of the cover beam structure is improved. The inner wall surfaces of the base plate 110 and the web 120 are roughened surfaces and/or concave-convex surfaces, so that the adhesion between the concrete and the inner wall surfaces of the base plate 110 and the inner wall surfaces of the web 120 is improved, and the overall reliability of the capping beam structure is further improved.
Specifically, the structures of the inner wall surfaces of the base plate 110 and the web 120 may be the same or different, and the present invention is not limited thereto. If the inner wall surfaces of the bottom plate 110 and the web 120 are both roughened surfaces; or, the inner wall surfaces of the base plate 110 and the web 120 are both concave-convex surfaces; or, the inner wall surface of the bottom plate 110 is a roughened surface, and the inner wall surface of the web 120 is a concave-convex surface; or, the inner wall surface of the web 120 is a roughened surface, and the inner wall surface of the bottom plate 110 is a concave-convex surface; alternatively, the inner wall surfaces of a part of the bottom plate 110 and the web 120 are roughened surfaces, and the inner wall surfaces of the other part of the bottom plate 110 and the web 120 are concave-convex surfaces.
In some embodiments that can realize that the utility model provides, the height of arbitrary floor 130 equals with the groove depth of the pouring groove 121 of floor 130 position department, along the depth direction of pouring groove 121 promptly, the one end of floor 130 is connected with bottom plate 110 (the tank bottom of pouring groove 121), the one end parallel and level that bottom plate 110 was kept away from to the other end and web 120, set up like this, the area of contact of floor 130 with web 120 has been increased, the mechanical properties of bent cap exempt from to tear open template 100 has further been improved, improve bent cap exempt from to tear open template 100's reliability.
In some possible embodiments provided by the present invention, along the length direction of the bottom plate 110, the bottom plate 110 includes a first body 114, a second body 115, and a third body 116 connected in sequence, wherein the second body 115 is horizontally disposed, the first body 114 is disposed obliquely upward relative to the second body 115, and the third body 116 is disposed obliquely relative to the second body 115, that is, the bottom plate 110 is wholly a groove-shaped structure with a low middle part and two high sides, and the groove wall and the groove bottom are disposed obliquely. That is, the capping beam structure formed by pouring concrete in the pouring groove 121 of the capping beam detachment-free formwork 100 is a boat-shaped structure with a high middle part and thin two sides. Through the mounting groove 112 setting at second body 115 for the position department that the bent cap structure is connected with pier 200 top highly great, and the position department that is not connected with pier 200 top highly less, be favorable to guaranteeing to exempt from to tear open the template and be connected under reliable the condition with pier 200 in the apron, reduce bent cap and exempt from to tear open the weight of template 100, be convenient for hoist and mount and transportation, be suitable for popularization and application.
Further, the inclination angle of the first body 114 relative to the second body 115 may be determined according to bridge design requirements (such as bridge design drawings), and the inclination angle of the third body 116 relative to the second body 115 may be determined according to bridge design requirements (such as bridge design drawings). It is understood that the number of the installation grooves 112 is equal to the number of the bridge piers, and the number of the installation grooves 112 may also be determined according to bridge design requirements (such as bridge design drawings), for example, if the number of the bridge piers is one, the number of the installation grooves 112 is one, and if the number of the bridge piers is two or more, the number of the installation grooves 112 is two or more.
Specifically, the shape of the mounting groove 112 may be a circle, a square, a rectangle, an ellipse, or another shape meeting the requirement, and may be adapted to the shape of the top of the pier 200.
The utility model provides an in the embodiment of some probably realizing, bent cap exempts from to tear open template 100 still includes rings, and wherein, part rings are buried underground in the inside of web 120, and another part rings are located the outside of web 120, set up like this, are favorable to improving rings and bent cap exempts from to tear open the reliability that template 100 is connected, and simultaneously, the setting of rings is conveniently hoisted and transported bent cap exempts from to tear open template 100. Optionally, the hanging ring may be disposed inside the pouring groove 121, so that the cover beam disassembly-free form 100 is hung in place, and after the cover beam is manufactured by pouring concrete inside the cover beam, the hanging ring is embedded inside the mounting groove 112, which is beneficial to improving the appearance attractiveness of the cover beam structure.
The utility model provides a specific embodiment, the bent cap exempts from to tear open template 100 is the bent cap exempts from to tear open template by the preparation of ultra high performance concrete, the bent cap exempts from to tear open the template and is the UHPC finished piece promptly, specifically, bent cap exempts from to tear open template 100 includes both sides web 120 and bottom plate 110, wherein corresponding mounting hole 113 is reserved with pier 200 top reinforcing bar 210 butt joint to bottom plate 110, the bottom plate 110 of 113 positions departments in place of mounting hole is provided with mounting groove 112, mounting groove 112 and pier 200 top looks adaptation, and reduce 1cm to 2cm with the bottom plate 110 thickness of pier 200 top butt joint, the thickness that is provided with the bottom of mounting groove 112 department promptly is 1cm to 2cm less than the thickness of bottom plate 110 other positions departments, that is to say, the groove depth of mounting groove 112 is 1cm to 2 cm. The webs 120 on the two sides of the cover beam non-dismantling formwork 100 are respectively and symmetrically provided with through-length steel bars 210 and bent prestressed bars, and the bottom plate 110 is provided with the through-length steel bars 210. A plurality of ribs 130, such as 11 ribs 130 or 5 ribs 130, are disposed inside the casting groove 121 formed by the bottom plate 110 and the two side webs 120. After the capping beam disassembly-free formwork 100 is prefabricated, the capping beam disassembly-free formwork is transported to a construction site and installed at the top of the pier 200, and after the assembly is completed, concrete can be poured into the pouring groove 121, so that the capping beam can be quickly manufactured.
Specifically, the cover beam disassembly-free formwork 100 is a prefabricated member, and after prefabrication is completed, when the prefabricated member needs to be used, the prefabricated member is transported to a cover beam construction site.
Furthermore, the bottom plate 110, the web 120 and the rib plate 130 are all made of UHPC with compressive strength of more than 120MPa and flexural strength of more than 25 MPa.
The outer wall surface of the bent cap disassembly-free template 100 is a smooth surface, and the inner wall surface is a roughened surface or a concave-convex surface.
It will be appreciated that the decking panel 100 should be satisfactory for safety during decking operations. Wherein, each allowable deviation of the installation hole 113 of the bottom plate 110 and the reinforcing steel bar 210 butted with the top of the pier 200 is + -2 mm.
Further, utilize the utility model provides a bent cap work progress of bent cap exempting from to tear open template 100 includes following step:
prefabricating a cover beam disassembly-free template 100, specifically, manufacturing a bottom plate 110, a web plate 120 and a rib plate 130 by using UHPC (ultra high performance polycarbonate) to form the cover beam disassembly-free template 100; then transporting the prefabricated cover beam disassembly-free formwork 100 to a construction site;
coating high-strength mortar on the tops of the piers 200, scraping a mortar layer by using an iron plate, and sleeving a grout stopping pad on a reinforcing steel bar 210 reserved on the top of each pier 200 after the mortar is spread, wherein the grout stopping pad is slightly higher than the mortar surface;
hoisting the UHPC bent cap non-dismantling template 100 on site, firstly trying to hoist and align, simultaneously measuring the elevation and the plane position of the bottom of the bent cap, ensuring that the steel bars 210 at the top of the pier 200 are matched with the mounting holes 113 of the bent cap non-dismantling template 100, slowly lowering the bent cap non-dismantling template 100 to finish grout mounting, and then measuring the elevation and the levelness of the bent cap non-dismantling template 100 and the relative position of the bent cap non-dismantling template 100;
and step four, binding reinforcing steel bars in the bent cap non-dismantling formwork 100 to form a reinforcing steel bar cage, binding and fixing the reinforcing steel bars with the reinforcing steel bars 210 reserved at the top of the pier 200, and then pouring concrete to enable the reinforcing steel bars and the pier body to be integrated.
Wherein, the high-strength mortar compression strength is more than 60MPa, and the thickness of the mortar cushion layer of the splicing seam between the pier top and the UHPC bent cap non-dismantling template 100 is 10mm to 30 mm.
In the description of the present invention, the terms "plurality" or "a plurality" refer to two or more, and unless otherwise specifically defined, the terms "upper" and "lower" and the like indicate orientations or positional relationships based on the drawings, which are merely for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention; the terms "connected," "mounted," "secured," and the like are to be construed broadly and include, for example, fixed connections, removable connections, or integral connections; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the description of the present invention, the description of the terms "one embodiment," "some embodiments," "specific embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In the present disclosure, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. The utility model provides a bent cap detaching-free template which characterized in that includes:
the outer wall of the bottom plate is provided with a mounting groove, and a mounting hole penetrating through the bottom plate is formed in the mounting groove;
the web plates are oppositely arranged on two sides of the bottom plate, the web plates and the bottom plate surround a pouring groove, and the mounting holes are positioned in the pouring groove;
the rib plates are arranged inside the pouring groove at intervals and are connected with the bottom plate and the web plate;
wherein, the bottom plate and the web plate are made of UHPC.
2. The decking panel defined in claim 1 wherein,
the ribbed plate is a UHPC part;
the ribbed plates are distributed at intervals along the length direction of the bottom plate.
3. The decking panel defined in claim 1 wherein,
the compression strength of the bottom plate and the web plate is greater than 120MPa, and the breaking strength is greater than 25 MPa.
4. The decking panel defined in claim 1 wherein,
the mounting groove by the outer wall of bottom plate to the inner wall of bottom plate is sunken, just the tank bottom of mounting groove with the distance between the outer wall of bottom plate is 1cm to 2 cm.
5. The decking panel defined in claim 1 wherein,
the bottom plate is provided with a through long steel bar;
the web plate is provided with a through-length steel bar and a prestressed tendon.
6. The decking panel defined in claim 1 wherein,
the outer wall surfaces of the base plate and the web plate are smooth surfaces, and the inner wall surfaces of the base plate and the web plate are chiseled surfaces and/or concave-convex surfaces.
7. The decking panel defined in claim 1 wherein,
the height of any one rib plate is equal to the depth of the pouring groove at the position of the rib plate.
8. The decking panel defined in claim 1 wherein,
along the length direction of the bottom plate, the bottom plate comprises a first body, a second body and a third body which are sequentially connected, the second body is horizontally arranged, the first body inclines upwards relative to the second body, and the third body inclines upwards relative to the second body;
wherein, the mounting groove is arranged on the second body.
9. The decking beam demolition-free formwork of any one of claims 1 to 8, further comprising:
and part of the lifting rings are embedded in the web plate, and the other part of the lifting rings are positioned outside the web plate.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202120147104.0U CN214939292U (en) | 2021-01-19 | 2021-01-19 | Cover beam disassembly-free template |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202120147104.0U CN214939292U (en) | 2021-01-19 | 2021-01-19 | Cover beam disassembly-free template |
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| CN114232501A (en) * | 2022-01-18 | 2022-03-25 | 宁波市高等级公路建设管理中心 | Bent cap pier stud integration template structure |
| CN114319081A (en) * | 2022-01-17 | 2022-04-12 | 宁波市高等级公路建设管理中心 | Prefabricated UHPC bent cap structure of quick installation |
| CN114319080A (en) * | 2022-01-17 | 2022-04-12 | 宁波市高等级公路建设管理中心 | High strength bent cap structure based on UHPC shell |
| CN114561865A (en) * | 2022-04-14 | 2022-05-31 | 宁波市高等级公路建设管理中心 | Prestressed concrete bent cap based on prefabricated prestressed UHPC shell and construction process thereof |
| CN114575232A (en) * | 2022-04-14 | 2022-06-03 | 宁波市高等级公路建设管理中心 | Large-cantilever semi-fabricated prestressed concrete bent cap and construction process thereof |
| CN114606867A (en) * | 2022-03-24 | 2022-06-10 | 中铁七局集团第二工程有限公司 | Semi-fabricated honeycomb steel beam and prestressed concrete combined capping beam and construction process |
| WO2023178877A1 (en) * | 2022-03-21 | 2023-09-28 | 湖南大学 | Steel beam-ultra high performance concrete slab combined bent cap and construction method therefor |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114319081A (en) * | 2022-01-17 | 2022-04-12 | 宁波市高等级公路建设管理中心 | Prefabricated UHPC bent cap structure of quick installation |
| CN114319080A (en) * | 2022-01-17 | 2022-04-12 | 宁波市高等级公路建设管理中心 | High strength bent cap structure based on UHPC shell |
| CN114319081B (en) * | 2022-01-17 | 2024-01-02 | 宁波市高等级公路建设管理中心 | Prefabricated UHPC bent cap structure of quick installation |
| CN114319080B (en) * | 2022-01-17 | 2024-06-04 | 宁波市高等级公路建设管理中心 | High strength bent cap structure based on UHPC shell |
| CN114232501A (en) * | 2022-01-18 | 2022-03-25 | 宁波市高等级公路建设管理中心 | Bent cap pier stud integration template structure |
| CN114232501B (en) * | 2022-01-18 | 2023-12-12 | 宁波市高等级公路建设管理中心 | Integrated template structure of capping beam pier column |
| WO2023178877A1 (en) * | 2022-03-21 | 2023-09-28 | 湖南大学 | Steel beam-ultra high performance concrete slab combined bent cap and construction method therefor |
| CN114606867A (en) * | 2022-03-24 | 2022-06-10 | 中铁七局集团第二工程有限公司 | Semi-fabricated honeycomb steel beam and prestressed concrete combined capping beam and construction process |
| CN114561865A (en) * | 2022-04-14 | 2022-05-31 | 宁波市高等级公路建设管理中心 | Prestressed concrete bent cap based on prefabricated prestressed UHPC shell and construction process thereof |
| CN114575232A (en) * | 2022-04-14 | 2022-06-03 | 宁波市高等级公路建设管理中心 | Large-cantilever semi-fabricated prestressed concrete bent cap and construction process thereof |
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