CN113977750A - Process for quickly disassembling and assembling integrated section beam steering block template - Google Patents
Process for quickly disassembling and assembling integrated section beam steering block template Download PDFInfo
- Publication number
- CN113977750A CN113977750A CN202111424822.9A CN202111424822A CN113977750A CN 113977750 A CN113977750 A CN 113977750A CN 202111424822 A CN202111424822 A CN 202111424822A CN 113977750 A CN113977750 A CN 113977750A
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- frame
- die
- outer die
- top end
- steering block
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- Pending
Links
- 238000000034 method Methods 0.000 title claims abstract description 22
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 38
- 239000010959 steel Substances 0.000 claims abstract description 38
- 230000002787 reinforcement Effects 0.000 claims abstract description 21
- 238000005516 engineering process Methods 0.000 claims description 5
- 238000009415 formwork Methods 0.000 claims description 5
- 238000009434 installation Methods 0.000 claims description 5
- 239000011148 porous material Substances 0.000 claims description 5
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminum Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 239000000969 carrier Substances 0.000 description 12
- 238000010276 construction Methods 0.000 description 10
- 230000000694 effects Effects 0.000 description 4
- 230000001429 stepping Effects 0.000 description 4
- 238000005266 casting Methods 0.000 description 3
- 230000002349 favourable Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 206010022114 Injury Diseases 0.000 description 1
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 1
- 230000001058 adult Effects 0.000 description 1
- 230000006399 behavior Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006011 modification reaction Methods 0.000 description 1
- 230000000149 penetrating Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B7/00—Moulds; Cores; Mandrels
- B28B7/26—Assemblies of separate moulds, i.e. of moulds or moulding space units, each forming a complete mould or moulding space unit independently from each other
- B28B7/266—Assemblies of separate moulds, i.e. of moulds or moulding space units, each forming a complete mould or moulding space unit independently from each other for making oblong objects, e.g. girders
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B23/00—Arrangements specially adapted for the production of shaped articles with elements wholly or partly embedded in the moulding material; Production of reinforced objects
- B28B23/02—Arrangements specially adapted for the production of shaped articles with elements wholly or partly embedded in the moulding material; Production of reinforced objects wherein the elements are reinforcing members
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B7/00—Moulds; Cores; Mandrels
- B28B7/0002—Auxiliary parts or elements of the mould
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B7/00—Moulds; Cores; Mandrels
- B28B7/16—Moulds for making shaped articles with cavities or holes open to the surface, e.g. with blind holes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B7/00—Moulds; Cores; Mandrels
- B28B7/28—Cores; Mandrels
- B28B7/30—Cores; Mandrels adjustable, collapsible, or expanding
Abstract
The invention relates to the technical field of segmental beams, in particular to a process for quickly disassembling and assembling an integrated segmental beam steering block template, which comprises the steps of installing a bottom angle outer mold and a top end outer mold, then installing a movable inner mold frame in a space formed by the bottom angle outer mold and the top end outer mold, filling the space with a steel reinforcement framework, firstly sending the movable inner mold frame into an outer mold cavity through a C-shaped inner mold frame, fixing the movable inner mold frame in the outer mold cavity through a hydraulic system, then withdrawing the C-shaped inner mold frame, and finally installing an outer side plate.
Description
Technical Field
The invention relates to the technical field of sectional beams, in particular to a process for quickly disassembling and assembling an integrated sectional beam steering block template.
Background
Along with the development of traffic construction, the application mode level of bridge construction is improved, the bridge construction is provided with a new construction method, compared with the traditional construction method of the full-bore support cast-in-place box girder, at present, more applications are segment girder splicing, the segment girder is that the whole span girder in the actual engineering is divided into a plurality of segments for sectional manufacturing, and through the design of reserved pore channels, a steel strand traverses the whole collapse girder, the segment girder is connected into a whole through a post-tensioning method and the body of the girder is endowed with prestress, the production process of the segment girder is mainly a short line method at present, no noise and no dust are generated during construction, the influence on surrounding residents and the environment is greatly reduced, the traffic can be opened during construction, the pressure generated by the construction on the traffic is greatly reduced, the support does not need to be erected on site, the concrete does not need to be cast on site, and the site construction speed is greatly accelerated, the segmental beam is a part of a building structure and comprises a top plate, a bottom plate and side plates, the segmental beam is surrounded into a hollow inverted trapezoid shape, when the segmental beam is poured, bottom web steel bars and top steel bars are bound firstly, hollow pipes are arranged in the bottom web steel bars in a penetrating mode to serve as preformed holes of the segmental beam, but the prior segmental beam steering block template is not provided with small templates which are all divided into blocks, the segmental beam steering block template is hoisted through a portal crane, each template is connected through bolts and is supported tightly through adjusting support rods to be firm, the segmental beam structure formed by splicing after each module is poured independently is unstable, the manual die assembly time is long, and the efficiency is low.
In the prior art, the following problems exist:
the existing segmental beam template does not have a template structure of a segmental beam movable block, after the segmental beam template is poured, the movable block needs to be installed, the phenomena of askew pulling, inclined hanging and lifting injury can occur when a gantry crane is used in the installation process, the manual die assembly efficiency is low, the segmental beam structure is unstable, and the demolding effect of a prefabricated beam section is not ideal.
Disclosure of Invention
The invention aims to provide a process for quickly disassembling and assembling an integrated segmental beam steering block template, so as to solve the problems in the background technology.
The technical scheme of the invention is as follows: a quick assembly disassembly integral type section roof beam steering block template technology is characterized by comprising the following steps:
s1: the base angle outer die is installed, the base angle outer die is parallel to a horizontal plane in the installation process, is parallel to a standard section to be poured and is vertical to a central axis of the standard section to be poured, and the bottom end face of the base angle outer die is vertical to the beam frame;
s2: the top end outer die is installed on the top of the bottom corner outer die, the top end outer die and the bottom corner outer die are kept on the same plane, and the top end outer die is provided with a pouring pore channel for pouring;
s3: the movable inner die frame is installed, the movable inner die frame is erected in a pouring space formed by the bottom corner outer die and the top end outer die, the movable inner die frame is fixedly installed through a hydraulic system outer die supporting frame, and a steel reinforcement framework is filled in pouring to form a matched beam in advance;
s4: moving the matching beam backwards, reserving an accommodating cavity of a steering block steel bar framework on one side of the matching beam, firstly installing a steering block template on one side of the accommodating cavity, and then putting the steering block steel bar framework into the accommodating cavity and fixing;
s5: then installing a turning block template on the other side of the accommodating cavity, conveying the turning block template on the fixed end side into the reinforcement cage by using a C-shaped inner mold frame, and connecting the two parts of templates through flanges to form an integral turning block inner mold after the C-shaped frame is withdrawn;
s6: then the movable inner die frame is sent into the outer die cavity through the C-shaped frame, the movable inner die frame is fixed in the outer die cavity through a hydraulic system, and then the C-shaped inner die frame is withdrawn;
s7: and sealing the other side of the steering block reinforcement cage by matching with an aluminum film, installing the outer side plates, fixedly connecting the two outer side plates with two sides of an outer mold frame formed by the bottom angle outer mold and the top end outer mold, and then pouring and molding.
Preferably, in step S3, the movable inner mold frame is fixed by a hydraulic system installed on the inner wall of the space formed by the bottom corner outer mold and the top end outer mold.
Preferably, in step S5, the mold frame in the turning block and the front and rear steel molds form a sealed space, and a channel is formed after casting.
Preferably, in step S6, the front steel form and the rear steel form are connected to the inner formwork of the steering block by the flange plate bolt to form a whole, and the space formed by the inner formwork of the steering block and the front and rear steel forms is filled with the steel reinforcement frame.
The invention provides a quick-dismounting integrated type segmental beam steering block template process by improving, and compared with the prior art, the process has the following improvements and advantages:
compared with the traditional hoisting process of the block template portal crane, the gantry crane has the advantages that the gantry crane is obliquely hung in a tilting mode and is lifted and damaged in the use process, the manual mold closing effect is low, the use of the steering block integrated inner mold fundamentally avoids unsafe states of unsafe behaviors of people, potential safety hazards are eliminated, the effect is high, the mold closing time is shortened, the demolding effect of the precast beam section is ideal, and the requirements of the construction process are met.
Drawings
The invention is further explained below with reference to the figures and examples:
FIG. 1 is a block diagram of the template assembly of the present invention;
fig. 2 is a perspective view of the cast-in-place molding of the sectional beam of the invention.
Description of reference numerals:
1. a segment beam body; 2. a movable block; 3. a channel; 4. a bottom corner outer mold; 5. a top end outer mold; 6. a movable inner die carrier; 7. a mold frame in the steering block; 8. a turning block template; 9. an outer panel.
Detailed Description
The present invention is described in detail below, and technical solutions in the embodiments of the present invention are clearly and completely described, 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.
The invention provides a process for quickly disassembling and assembling an integrated segmental beam steering block template through improvement, and the technical scheme of the invention is as follows:
the first embodiment is as follows:
a quick assembly disassembly integral type section roof beam steering block template technology is characterized by comprising the following steps:
s1: the base angle outer die 4 is installed, the base angle outer die 4 is parallel to a horizontal plane in the installation process, is parallel to a standard section to be poured and is vertical to a central axis of the standard section to be poured, the bottom end face of the base angle outer die 4 is vertical to the beam frame, and the base angle outer die 4 serves as a reference, so that the integral section beam steering block template 8 can be kept parallel to the horizontal plane, and the top end face of the section beam can be kept horizontal;
s2: the top end outer die 5 is installed, the top end outer die 5 is installed at the top of the bottom corner outer die 4, the top end outer die 5 and the bottom corner outer die 4 are kept on the same plane, the top end outer die 5 is provided with a pouring pore channel for pouring, and the pouring pore channel is favorable for pouring the inner space of the spliced template;
s3: the movable inner die frame 6 is installed, the movable inner die frame 6 is arranged in a pouring space formed by the bottom corner outer die 4 and the top end outer die 5, the movable inner die frame 6 is fixedly installed through a hydraulic system outer die supporting frame, and a steel reinforcement framework is filled in pouring to form a matched beam in advance; the formwork is supported by a hydraulic system support frame to be stable, and a steel reinforcement framework is filled to enable the steel reinforcement framework to have structural strength after pouring;
s4: moving the matching beam backwards, reserving an accommodating cavity of a steering block steel bar framework on one side of the matching beam, firstly installing a steering block template 8 on one side of the accommodating cavity, and then putting the steering block steel bar framework into the accommodating cavity and fixing; the steel bar framework of the steering block is convenient to lower;
s5: then, a turning block template 8 is installed on the other side of the accommodating cavity, the turning block template 8 on the fixed end side is sent into the reinforcement cage through a C-shaped inner template frame, after the C-shaped frame exits, the two templates are connected through a flange to form an integral turning block inner template, and finally concrete is poured from the upper side to pour the turning block;
s6: then the movable inner die frame 6 is sent into the cavity of the outer die through the C-shaped frame, the movable inner die frame 6 is fixed in the cavity of the outer die through a hydraulic system, then the C-shaped inner die frame is withdrawn, the section beam template at the other side of the steering block is pulled out,
s7: and the other side of the steering block steel reinforcement framework is sealed by matching with an aluminum film, the outer side plates 9 are installed, finally, two outer side plates 9 are fixedly connected with two sides of an outer mold framework formed by the base angle outer mold 4 and the top end outer mold 5, and then pouring and forming are carried out.
Further, in step S3 of the above technical solution, the movable inner mold frame 6 is fixed by a hydraulic system installed on the inner wall of the space formed by the bottom corner outer mold 4 and the top end outer mold 5, which is beneficial to keep the inner movable inner mold frame 6 stable.
Further, in step S4 of the above technical solution, the mold frame 7 in the turning block and the front and rear steel molds form a sealed space, and the channel 3 is formed after casting, and the sealed space can form the channel 3 for people to pass through.
Further, in step S5 of the above technical solution, the two forms of the front steel form and the rear steel form are connected to the inner form 7 of the steering block by the flange bolts to form a whole, the space formed by the inner form 7 of the steering block and the front and rear steel forms is filled with the steel reinforcement frame, and the steel reinforcement frame is filled to provide structural strength after casting.
The working principle is as follows: a quick assembly disassembly integral type section roof beam steering block template technology steps as follows: firstly, mounting a base angle outer die 4, wherein the base angle outer die 4 is parallel to a horizontal plane in the mounting process, is parallel to a standard section to be poured and is vertical to a central axis of the standard section to be poured, the bottom end surface of the base angle outer die 4 is vertical to a beam frame, and the base angle outer die 4 is used as a reference, so that an integral section beam turning block template 8 is kept parallel to the horizontal plane, and the top end surface of a section beam is kept horizontal; secondly, mounting a top end outer mold 5, wherein the top end outer mold 5 is mounted at the top of the bottom corner outer mold 4, the top end outer mold 5 and the bottom corner outer mold 4 are kept on the same plane, and the top end outer mold 5 is provided with a pouring hole channel for pouring, and the pouring hole channel is favorable for pouring the inner space of the spliced template; thirdly, mounting a movable inner die frame 6, wherein the movable inner die frame 6 is arranged in a pouring space formed by the bottom corner outer die 4 and the top end outer die 5, the movable inner die frame 6 is fixedly mounted through a hydraulic system outer die support frame, the pouring space is filled with a steel bar framework, the die plate is supported through the hydraulic system support frame to be stable, and the steel bar framework is filled to enable the steel bar framework to have structural strength after pouring; the inner die carrier 7 of the fourth stepping steering block is installed, the center of the top of the movable inner die carrier 6 is fixedly connected and installed with the inner die carrier 7 of the steering block through a bolt, the direction of a through hole of the inner die carrier 7 of the steering block is vertical to the splicing section of the segmental beam, and a channel 3 of the inner die carrier 7 of the steering block is large enough to enable an adult to pass through the channel, so that the template and a hydraulic system component can be conveniently disassembled after pouring is finished and can enter and exit through the channel 3; mounting the matching beam in a fifth stepping mode, namely mounting the matching beam through the fixed end of the movable inner die carrier 6, then sending the inner die carrier 7 of the steering block into the movable inner die carrier 6, and fixedly mounting the matching beam with the top of the movable inner die carrier, wherein the steering block template 8 can be sent into the matching beam after the matching beam is mounted, so that the matching of the two steering block templates 8 is favorably realized, and the two steering block templates 8 are conveniently and subsequently closed; mounting a sixth stepping steering block template 8, sending a half steering block template 8 at the side of the matched beam into the inner cavity of the matched beam after the templates are closed, and reserving a pouring space in the middle of the two steering block templates 8 after the two steering block templates 8 are mounted through the matched beam for placing a reinforcing steel bar frame; a seventh stepping reinforcement cage is pre-buried, then a turning block reinforcement cage is placed in the template, then a turning block template 8 in the inner cavity of the matched beam is pulled back into the reinforcement cage, the turning block template 8 at the fixed end side is sent into the reinforcement cage by using a turning block inner die carrier 7, a reinforcement frame can increase the structural strength of the turning block body 7, the turning block inner die carrier 7 separates two turning block bodies, and a channel 3 convenient for a worker to pass through during installation and work is formed between the two turning block bodies; and finally, mounting the outer side plates 9, and fixedly connecting two outer side plates 9 with two sides of an outer mold frame formed by the bottom corner outer mold 4 and the top end outer mold 5 to form an outer mold space so as to cast the outer mold space.
The previous description is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (4)
1. A quick assembly disassembly integral type section roof beam steering block template technology is characterized by comprising the following steps:
s1: the base angle outer die (4) is installed, the base angle outer die is parallel to a horizontal plane in the installation process, is parallel to a standard section to be poured and is vertical to a central axis of the standard section to be poured, and the bottom end face of the base angle outer die (4) is vertical to the beam frame;
s2: the top end outer die (5) is installed, the top end outer die (5) is installed at the top of the bottom corner outer die (4), the top end outer die (5) and the bottom corner outer die (4) are kept on the same plane, and the top end outer die (5) is provided with a pouring pore channel for pouring;
s3: the movable inner die frame (6) is installed, the movable inner die frame (6) is arranged in a pouring space formed by the bottom corner outer die (4) and the top end outer die (5), the movable inner die frame (6) is fixedly installed through a hydraulic system outer die supporting frame, a steel reinforcement framework is filled in pouring, and a matched beam is formed in advance;
s4: moving the matching beam backwards, reserving an accommodating cavity of a steering block steel bar framework on one side of the matching beam, firstly installing a steering block template (8) on one side of the accommodating cavity, and then putting the steering block steel bar framework into the accommodating cavity and fixing;
s5: then a turning block template (8) is installed on the other side of the accommodating cavity, the turning block template (8) on the fixed end side is sent into the reinforcement cage by using a C-shaped inner template frame, and after the C-shaped frame is withdrawn, the two templates are connected through a flange to form an integral turning block inner template;
s6: then the movable inner die frame (6) is sent into the outer die cavity through the C-shaped frame, the movable inner die frame (6) is fixed in the outer die cavity through a hydraulic system, and then the C-shaped inner die frame is withdrawn;
s7: and the other side of the steering block steel reinforcement framework is sealed by matching with an aluminum film, the outer side plates (9) are installed, and finally, two outer side plates (9) are fixedly connected with two sides of an outer mold framework formed by the bottom angle outer mold (4) and the top end outer mold (5) and then poured and molded.
2. The process of assembling and disassembling the integrated segmental beam turning block template according to claim 1, wherein the process comprises the following steps: in step S3, the movable inner mold frame (7) is fixed by a hydraulic system installed on the inner wall of the space formed by the bottom corner outer mold (4) and the top end outer mold (5).
3. The process of assembling and disassembling the integrated segmental beam turning block template according to claim 1, wherein the process comprises the following steps: in the step S4, the movable inner die frame (6) and the front and rear steel dies form a sealed space, and a channel (3) is formed after pouring.
4. The process of assembling and disassembling the integrated segmental beam turning block template according to claim 1, wherein the process comprises the following steps: in the step S5, the templates of the front steel mold and the rear steel mold are connected with the inner formwork (7) of the steering block through the flange plate bolt to form a whole, and the space formed by the inner formwork (7) of the steering block and the front and rear steel molds is filled with a steel reinforcement framework.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111424822.9A CN113977750A (en) | 2021-11-26 | 2021-11-26 | Process for quickly disassembling and assembling integrated section beam steering block template |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111424822.9A CN113977750A (en) | 2021-11-26 | 2021-11-26 | Process for quickly disassembling and assembling integrated section beam steering block template |
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| Publication Number | Publication Date |
|---|---|
| CN113977750A true CN113977750A (en) | 2022-01-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111424822.9A Pending CN113977750A (en) | 2021-11-26 | 2021-11-26 | Process for quickly disassembling and assembling integrated section beam steering block template |
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