CN216892017U - Tie beam integral casting template in template connecting piece and lower stand - Google Patents
Tie beam integral casting template in template connecting piece and lower stand Download PDFInfo
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- CN216892017U CN216892017U CN202123257019.9U CN202123257019U CN216892017U CN 216892017 U CN216892017 U CN 216892017U CN 202123257019 U CN202123257019 U CN 202123257019U CN 216892017 U CN216892017 U CN 216892017U
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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
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Abstract
The utility model provides a template connecting piece and a lower upright post middle tie beam integral casting template, and relates to the field of bridge construction templates. The template connecting piece is suitable for an operation platform of a tie beam template in supporting of an upright column template, and comprises the upright column template and a supporting bracket for supporting the tie beam template in, wherein a longitudinal main rib channel steel is arranged on the side wall of the upright column template, and the supporting bracket is connected to the longitudinal main rib channel steel. This template connecting piece is through strengthening the stand template to install the support bracket additional and in order to support the centre sill template, make the centre sill template can wholly place with the stand template, the integral construction of pouring of being convenient for effectively shortens the time limit for a project, improves the efficiency of construction, increases the security of flood season bridge construction. The construction method and the construction device improve the conformity of the elevation of the template and the design requirement, ensure the construction quality, and have the advantages of simple field assembly, quick construction and simple stress. The upright column template and the middle tie beam template are connected to form a door-shaped statically indeterminate system, so that the stability of a structural system is ensured, and the construction safety is improved.
Description
Technical Field
The utility model relates to the field of bridge construction templates, in particular to a template connecting piece and a lower upright post middle tie beam integral casting template.
Background
The bridge substructure generally adopts a fractional pouring construction mode, namely a lower upright post pouring step and a middle tie beam pouring step, the method has simple process but long construction time, has tight requirement on the construction period, and cannot meet the construction period and the construction requirement when the bridge is constructed on the river in the flood prevention mountain area.
In view of this, the present application is specifically made.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a template connecting piece and a lower upright post middle tie beam integral casting template.
The embodiment of the utility model is realized by the following steps:
in a first aspect, the present invention provides a formwork connecting member, which is suitable for a work platform for supporting a middle tie beam formwork by an upright formwork, and includes an upright formwork and a support bracket for supporting the middle tie beam formwork, wherein a longitudinal main rib channel steel is arranged on a side wall of the upright formwork, and the support bracket is connected to the longitudinal main rib channel steel.
In an optional embodiment, the support bracket comprises a connecting plate, a support plate and a diagonal brace channel steel, the connecting plate is connected with the longitudinal main rib channel steel, the support plate is horizontally and transversely arranged, one end of the support plate is welded with the connecting plate, the other end of the support plate is welded with the diagonal brace channel steel, the diagonal brace channel steel is far away from one end of the support plate is inclined downwards and welded with the connecting plate, and the diagonal brace channel steel is located at a welding position on the connecting plate, which is lower than the welding position on the connecting plate, of the support plate.
In an alternative embodiment, the length of the support plate is 25-35cm, and the distance between the welding position of the inclined strut channel steel on the connecting plate and the support plate is 60-70 cm. In an alternative embodiment, the longitudinal main rib channel is welded to the connecting plate.
In an optional implementation manner, the longitudinal main rib channel steel is provided with a first connecting hole, the connecting plate is provided with a second connecting hole, and the first connecting hole and the second connecting hole are fixed through a high-strength bolt.
In an alternative embodiment, the support bracket further comprises a baffle plate connected to the upper surface of the support plate, and a baffle groove is formed between the baffle plate and the connecting plate.
In an optional embodiment, the support bracket further comprises a triangular reinforcing rib steel plate, the reinforcing rib steel plate is installed in the support plate, the inclined strut channel steel and the triangular interval formed by the connecting plate, and the reinforcing rib steel plate is simultaneously connected with the support plate and the connecting plate.
In an optional implementation mode, still be provided with many horizontal main rib channel-section steels on the stand template, vertical main rib channel-section steel is many and along the circumference evenly distributed of stand template, horizontal main rib channel-section steel is the annular and along the circumference setting of stand template, many horizontal main rib channel-section steel along the axial direction evenly distributed of stand template, many horizontal main rib channel-section steel weld in the outside surface of vertical main rib channel-section steel.
In an optional embodiment, the column formwork is a cylindrical steel formwork, and the column formwork and the support bracket are both made of a Q235 steel plate with the thickness of not less than 6 mm.
In a second aspect, the utility model provides a lower column center tie beam integral casting formwork, which comprises a center tie beam formwork and a formwork connecting member as described in any one of the preceding embodiments, wherein the center tie beam formwork is mounted on the support bracket of the formwork connecting member.
The embodiment of the utility model has the beneficial effects that: the utility model provides a template connection spare is strengthened through opposition column template to install additional and support the bracket in order to support the centre sill template, make the centre sill template can wholly place with the stand template, make can directly utilize the stand template to support the centre sill template and carry out the operation, the integral construction of pouring of being convenient for effectively shortens the time limit for a project, improves the efficiency of construction, increases the security of flood season bridge construction. The construction method and the construction device improve the conformity of the elevation of the template and the design requirement, ensure the construction quality, and have the advantages of simple field assembly, quick construction and simple stress. The upright column template and the middle tie beam template are connected to form a door-shaped hyperstatic system, so that the stability of the structural system is ensured, and the construction safety is improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
FIG. 1 is a schematic structural view of a formwork connection member according to a first embodiment of the present invention;
FIG. 2 is a schematic structural view of a column form of a form connection provided in accordance with a first embodiment of the present invention;
FIG. 3 is a schematic structural view of a support bracket of the formwork connection member according to the first embodiment of the present invention;
FIG. 4 is a schematic perspective view of a first embodiment of the present invention showing a support bracket without a steel plate with reinforcing ribs;
fig. 5 is a schematic perspective view illustrating a supporting bracket of a formwork connecting member according to a first embodiment of the present invention, which is provided with a reinforcing rib steel plate.
Icon: 100-form connections; 110-column formwork; 111-longitudinal main rib channel steel; 112-transverse main rib channel steel; 113-a first connection hole; 120-support corbel; 121-a connecting plate; 122-a support plate; 123-diagonal brace channel steel; 124-baffle plate; 125-baffle groove; 126-second connection hole; 127-reinforcing ribbed steel plate.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. 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.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships that the products of the present invention are conventionally placed in use, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element to which the description refers 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. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal", "vertical" and the like do not imply that the components are required to be absolutely horizontal or pendant, but rather may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
First embodiment
Referring to fig. 1, the present embodiment provides a formwork connecting member 100, which is suitable for a work platform in which a column formwork 110 supports a middle tie beam formwork, and includes a column formwork 110 and a support bracket 120 for supporting the middle tie beam formwork, wherein the support bracket 120 is connected to a side wall of the column formwork 110.
Referring to fig. 1 and fig. 2, the pillar form 110 is used for casting a lower pillar, in the present application, the pillar form 110 is formed by assembling a plurality of sections of form boards, and the units and adjustment sections of the pillar form 110 are customized according to different modules according to the structural size of the pillar, so as to meet the required design size requirement. The adjustment of the joint height is proposed as 10 cm, 20 cm, 30 cm, 50 cm. Be provided with vertical main rib channel-section steel 111 and horizontal main rib channel-section steel 112 on stand template 110's the lateral wall, vertical main rib channel-section steel 111 is many and along stand template 110's circumference evenly distributed, horizontal main rib channel-section steel 112 also is many, horizontal main rib channel-section steel 112 is the annular and sets up along stand template 110's circumference, many horizontal main rib channel-section steels 112 are along stand template 110's axial direction evenly distributed, many horizontal main rib channel-section steels 112 weld in vertical main rib channel-section steel 111's outside surface, many vertical main rib channel-section steels 111 and many horizontal main rib channel-section steels 112 arrange and form latticedly. The longitudinal main rib channel 111 and the transverse main rib channel 112 may reinforce the strength of the pillar mold plate 110.
Referring to fig. 1, 3 and 4, the support bracket 120 is used for connecting to the pillar form 110 and for supporting the middle tie beam form, so that the middle tie beam form and the pillar form 110 are formed into a whole, which can be cast at one time without separate casting. Particularly, in this application, support bracket 120 includes connecting plate 121, backup pad 122, bracing channel-section steel 123 and baffle 124, and connecting plate 121 is connected with vertical main rib channel-section steel 111, and the backup pad 122 level transversely sets up, and the one end and the connecting plate 121 welding of backup pad 122, the other end and the welding of bracing channel-section steel 123, and the one end slope that backup pad 122 was kept away from to bracing channel-section steel 123 is downwards welded with connecting plate 121, and baffle 124 is connected to the upper surface of backup pad 122, forms between baffle 124 and the connecting plate 121 and keeps off groove 125. The support plate 122 is used for placing a jack to support the middle tie beam formwork, and meanwhile, the support plate 122 can be used for adjusting the height of the middle tie beam within 10 cm so as to ensure that the middle tie beam meets the design height requirement.
In this application, bracing channel-section steel 123 is less than the welding position of backup pad 122 on connecting plate 121 in the welding position on connecting plate 121 for connecting plate 121, backup pad 122 and bracing channel-section steel 123 form triangular stable structure. Specifically, in the present application, the length of the supporting plate 122 is 25-35cm, and the distance between the welding position of the diagonal brace channel 123 on the connecting plate 121 and the supporting plate 122 is 60-70 cm. This application is through the length of injecing two right-angle sides of triangle-shaped to effectively injecing the triangle-shaped support angle that supports bracket 120, thereby guarantee stable supporting effect.
Further, please refer to fig. 1 and 5, in order to ensure the supporting strength, a triangular reinforcing rib steel plate 127 is further disposed on the support bracket 120 in the present application, the reinforcing rib steel plate 127 is mounted in a triangular interval formed by the support plate 122, the diagonal brace channel 123 and the connecting plate 121, the number of the reinforcing rib steel plates 127 may be 1-3, the reinforcing rib steel plates 127 are disposed between the two diagonal brace channel 123 in parallel, and the reinforcing rib steel plate 127 is connected to the support plate 122 and the connecting plate 121 at the same time, so as to further reinforce the support bracket 120, and ensure the supporting strength of the support bracket 120.
When the reinforcing rib steel plate 127 is connected, full welding of double-side welding seams is adopted, welding rods 502 or 506 are adopted, the component is preheated before welding, and interlayer knocking is carried out in the welding process, so that the welding stress is reduced. The tensile strength of all welding seams of the supporting channel steel system is not lower than that of the base metal. The support bracket 120 after transformation transfers the load of the middle tie beam structure and the construction load downwards by using the self rigidity of the upright column template 110.
Please refer to fig. 1, fig. 2 and fig. 3 in combination, in the present application, the support bracket 120 is connected to the longitudinal main rib channel 111, specifically, the connection plate 121 of the support bracket 120 may be directly welded to the longitudinal main rib channel 111, or may be connected by bolts, when the bolts are used for connection, the first connection hole 113 needs to be formed in the longitudinal main rib channel 111 in advance, the second connection hole 126 is formed in the connection plate 121, the first connection hole 113 and the second connection hole 126 are fixed by high-strength bolts, and the support bracket 120 and the column formwork 110 can be processed in advance by the bolt connection mode, so that field reconstruction is not required, and the support bracket can be reused.
In this application, stand template 110 is the cylinder steel template, and stand template 110 and support bracket 120 all adopt thickness to be not less than 6 mm's Q235 steel sheet to make for template connecting piece 100 has good support strength.
Second embodiment
The embodiment provides a lower column middle tie beam integral casting formwork, which comprises a middle tie beam formwork and the formwork connecting piece 100 provided by the first embodiment, wherein the middle tie beam formwork (not shown) is arranged on a supporting bracket 120 of the formwork connecting piece 100.
Specifically, this application adopts the integral casting template of tie beam to carry out the construction in above-mentioned lower stand, and this method is applicable to the construction of tie beam in the bridge pier column of height within 8 m.
The principle of the construction process is as follows: according to the size of the bridge pier stud, the loads of the middle tie beam, the steel bars, the tie formwork and other construction machines, personnel and the like, the support bracket of the upright column formwork and the middle tie beam formwork is designed. The stress is mainly dead weight of middle tie beam concrete, tie beam combined bracket templates, constructors, machines and tools, and is transmitted to the upright column template through the support bracket arranged under the tie beam, and the upright column template is mainly pressed. Therefore, the rigidity and the strength of the template are increased when the cylindrical steel die is customized. The upright column template and the tie beam bracket template are combined to form a door-shaped hyperstatic system, and the stability is good.
First, construction process flow
(1) Preparation work
1.1 the construction site needs to be equipped with upright posts, tie beam materials and machines.
1.2 the concrete for pouring the bridge pier stud and the tie beam is verified by tests, and the mixing station ensures timely and stable feeding.
(2) The stud template is modified to obtain the template connection 100 of the first embodiment.
(3) The installation of stand reinforcing bar is supported to stand reinforcing bar, template and tie beam system:
3.1 according to bridge pier stud reinforcing bar design requirement, processing, the installation stand reinforcing bar, the inspection is accepted the qualification can.
3.2 installation of the column template and the supporting system: according to the elevation of the upright post to the middle tie beam, the upright post template 110 and the support bracket 120 are assembled, the upright post template 110 is assembled on the flat ground, the smooth and neat appearance of the assembled plate is ensured, and the attractiveness of the poured upright post is ensured. After the assembled upright column template 110 is qualified, the upright column template 110 is integrally hoisted and penetrates into a reinforcement cage, the position and the verticality of the upright column template 110 are adjusted, the verticality adopts a method of pulling a hanging hammer ball, four steel wind cables are anchored on the ground for fixing the template when the template is qualified, the stress is balanced, and the phenomena that the stress of a single steel wind cable is uneven and the template is inclined when concrete is poured are prevented. In order to facilitate later-stage mold removal, a gasket with the thickness of 3cm is padded at the bottom of the upright post template 110, and the annular foaming agent is sealed.
(4) Middle tie beam formwork and steel bar installation
4.1 construction platform erection: 50T jacks are erected in the baffle grooves 125 of the support brackets 120 on the two sides of the upright column template 110, 45c I-shaped steel beams are supported by 3 jacks (taking a three-column pier as an example), two symmetrical I-shaped steel beams are connected and reinforced by adopting diagonal rods, longitudinal 12a small I-shaped steel beams are laid on the I-shaped steel beams at intervals of 50cm, and a beam tying construction platform is erected.
4.2, installing and debugging the bottom die of the beam support beam of the tie beam support: and erecting I-shaped steel according to the design requirement of the middle tie beam, adjusting the height of the I-shaped steel beam, adjusting by using a wooden cushion block to meet the design height requirement, laying a bottom die of the middle tie beam, and checking and accepting to be qualified.
(5) And (3) mounting middle tie beam steel bars and side forms: and binding and installing tie beam reinforcing steel bars on the bottom die according to the processed tie beam reinforcing steel bars, wherein the tie beam reinforcing steel bars extend into the pier column at the joint of the tie beam and the pier column, a construction manhole is reserved, and connection is performed in the later stage. And (4) after the beam side die is qualified, installing, adjusting and reinforcing the beam side die, and inspecting and accepting the beam side die to be qualified. Installing an upper column template 110 of 50cm on the top of the tie beam, reserving a pier column construction joint to the upper column, carrying out self-inspection on the template body system, and carrying out the next procedure after confirming the size, the position and the overall stability.
(6) Integral concrete pouring of upright post and tie beam
6.1 when concrete placement, send the special messenger to be responsible for observing template displacement, support system deformation, in time correct the template deviation, go up good not hard up screw, prevent to block up the hourglass thick liquid phenomenon. And if abnormal deformation exists, immediately stopping pouring concrete, and checking whether the connection of the templates is stable or not to ensure the safety of constructors.
6.2 concrete pouring is firstly carried out on the lower upright post and then on the middle tie beam, concrete of the lower upright post is poured by adopting a cylinder string, the concrete is vibrated by adopting an elongated vibrating rod, and the two upright posts are poured in a layered mode at equal heights. And when the concrete is poured to the bottom of the tie beam, the concrete pouring is suspended, and the manhole is sealed by welding the connecting steel bars at the reserved manhole. When the concrete of the middle tie beam is poured, the middle tie beam is poured slowly in a layered mode, the joint of the tie beam and the pier stud is vibrated in a reinforcing mode, pouring is stopped after the joint is poured to the top of the middle tie beam, and the concrete pouring of the 50cm section of the upper upright column is completed before the concrete of the tie beam is initially set.
(7) Form removal maintenance
7.1 after the concrete is poured, the form can be removed generally after the concrete has 2.5MPa, the form can be immediately wrapped by a curing film, the water evaporation is reduced, and the free water generated by the upright column is fully utilized for curing.
7.2 when the form is removed, the side forms of the tie beam are firstly removed, then the jack at the lower part of the tie beam is decompressed, the tie beam supporting system is removed, finally the base plate below the lower upright post form 110 is taken out, and the lower upright post form 110 is removed. The top column formwork 110 is not detached or loosened, so that the connection formwork can be conveniently butted during the formwork turnover construction of the top column, the appearance quality of the joint is improved, and counter force can be provided for supporting the upper formwork.
Second, economic benefits
In the traditional process, no matter the anchor ear method or the core rod penetrating method is adopted to construct the upright post tie beam, the lower upright post is constructed firstly, the constructed upright post is used for bearing a middle tie beam structure and construction load, the whole construction process is divided into two steps of the lower upright post and the middle tie beam, please refer to table 1, and the construction process needs 4 days to be completed.
TABLE 1 construction time table of traditional technology
The lower upright post and the tie beam are integrally cast, a template is reformed during the construction preparation period, when the upright post and the tie beam are constructed, the template is integrally supported, concrete is cast at one time, please refer to table 2, and the whole working procedure time can be shortened to 2 days.
TABLE 2 lower column and tie beam integral casting construction time table
Please refer to table 3 in the comparison table of the cost of the conventional process and the integral casting process of the lower upright and the tie beam, which shows that the integral casting process of the full-bridge 23 rows of piers, the lower upright and the tie beam can save the cost by 13.8 ten thousand yuan compared with the conventional process from table 3.
TABLE 3 cost comparison table for a row of pier stud
Third, social benefits
According to the construction method, the construction period of each row of pier columns can be saved by 2 days, the construction of the lower part structure of the full bridge can be completed in advance by one month, the construction period of the key node engineering is effectively shortened, and the construction project is put into use as soon as possible.
Fourth, application example
The G335 line tower fork-Torriy-Buck diagram port road construction project is a sixth-joint same section, a route crosses Gayier mountain and Gamante mountain, project construction comprises 14 large bridges, 2 middle bridges and 2 small bridges, the bridges are designed to be arranged in riverbeds of mountain areas in many places, seasonal flood exists, in order to accelerate bridge construction progress and avoid risks caused by seasonal torrential flood, a project department improves a traditional beam tying construction process, a first section beam and a stand column of the bridge are integrally supported and poured, the purpose of shortening the bridge engineering period is effectively achieved, certain economic benefits and social benefits are brought for the project, and due to the adoption of the construction method, good comments of the traffic bureau of the tower city area are obtained.
To sum up, the template connecting piece 100 that this application provided strengthens through opposition column template 110 to install additional and support bracket 120 in order to support the well tie beam template, make well tie beam template can with stand column template 110 whole place, the integral construction of pouring of being convenient for, effective reduction of erection time improves the efficiency of construction, increases the security of flood season bridge construction. The construction method and the construction device improve the conformity of the elevation of the template and the design requirement, ensure the construction quality, and have the advantages of simple field assembly, quick construction and simple stress. The upright column template 110 and the middle tie beam template are connected to form a door-shaped statically indeterminate system, so that the stability of a structural system is ensured, and the construction safety is improved.
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 (10)
1. The utility model provides a template connecting piece, its work platform that is applicable to tie beam template in the stand template supports, its characterized in that, it includes stand template and the support bracket that is arranged in supporting tie beam template, be provided with vertical main rib channel-section steel on the lateral wall of stand template, the support bracket is connected to on the vertical main rib channel-section steel.
2. The form connection of claim 1, wherein the support bracket includes a connection plate, a support plate, and a brace channel, the connection plate is connected to the longitudinal main rib channel, the support plate is horizontally disposed, one end of the support plate is welded to the connection plate, the other end of the support plate is welded to the brace channel, one end of the brace channel, which is away from the support plate, is welded to the connection plate in an inclined downward direction, and a welding position of the brace channel on the connection plate is lower than a welding position of the support plate on the connection plate.
3. The formwork connection member defined in claim 2, wherein the length of the brace plate is 25-35cm and the distance between the welded position of the brace channel on the connector plate and the brace plate is 60-70 cm.
4. The formwork connection as in claim 2, wherein the longitudinal main rib channel is welded to the web.
5. The form connection of claim 2, wherein the longitudinal main rib channel has a first connection hole, the connection plate has a second connection hole, and the first connection hole and the second connection hole are fixed by a high-strength bolt.
6. The formwork connection defined in claim 2, wherein the support bracket further comprises a baffle plate connected to an upper surface of the support plate, the baffle plate and the connection plate forming a baffle slot therebetween.
7. The form connection of claim 2, wherein the support corbel further comprises a triangular reinforcing rib steel plate mounted within a triangular space formed by the support plate, the brace channel and the connecting plate, the reinforcing rib steel plate being connected to both the support plate and the connecting plate.
8. The form connection member of claim 1, wherein a plurality of transverse main rib channel steel are further provided on the column form, the longitudinal main rib channel steel is a plurality of and is uniformly distributed along a circumferential direction of the column form, the transverse main rib channel steel is annular and is arranged along the circumferential direction of the column form, a plurality of the transverse main rib channel steel is uniformly distributed along an axial direction of the column form, and a plurality of the transverse main rib channel steel is welded on an outer side surface of the longitudinal main rib channel steel.
9. The formwork connection member according to claim 1, wherein the column formwork is a cylindrical steel formwork, and the column formwork and the support bracket are both made of Q235 steel plates with a thickness of not less than 6 mm.
10. A lower column center tie beam one-piece casting form comprising a center tie beam form and the form connection of any one of claims 1-9, the center tie beam form being mounted on the support bracket of the form connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123257019.9U CN216892017U (en) | 2021-12-22 | 2021-12-22 | Tie beam integral casting template in template connecting piece and lower stand |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123257019.9U CN216892017U (en) | 2021-12-22 | 2021-12-22 | Tie beam integral casting template in template connecting piece and lower stand |
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| CN216892017U true CN216892017U (en) | 2022-07-05 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115491990A (en) * | 2022-09-26 | 2022-12-20 | 中国十九冶集团有限公司 | Construction method for side-span cast-in-place section concrete pouring of continuous rigid frame bridge |
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- 2021-12-22 CN CN202123257019.9U patent/CN216892017U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115491990A (en) * | 2022-09-26 | 2022-12-20 | 中国十九冶集团有限公司 | Construction method for side-span cast-in-place section concrete pouring of continuous rigid frame bridge |
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