CN113818483B - A template system for utility tunnel concrete placement - Google Patents
A template system for utility tunnel concrete placement Download PDFInfo
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- CN113818483B CN113818483B CN202111253820.8A CN202111253820A CN113818483B CN 113818483 B CN113818483 B CN 113818483B CN 202111253820 A CN202111253820 A CN 202111253820A CN 113818483 B CN113818483 B CN 113818483B
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- 238000009415 formwork Methods 0.000 claims abstract description 93
- 229920003023 plastic Polymers 0.000 claims description 27
- 239000004033 plastic Substances 0.000 claims description 27
- 230000000903 blocking effect Effects 0.000 claims description 12
- 239000002131 composite material Substances 0.000 claims description 10
- 230000003014 reinforcing effect Effects 0.000 claims description 5
- 238000010276 construction Methods 0.000 abstract description 25
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 230000002787 reinforcement Effects 0.000 description 20
- 229910000831 Steel Inorganic materials 0.000 description 11
- 230000000694 effects Effects 0.000 description 11
- 239000010959 steel Substances 0.000 description 11
- 238000005266 casting Methods 0.000 description 9
- 238000010586 diagram Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 238000009434 installation Methods 0.000 description 4
- 238000007711 solidification Methods 0.000 description 3
- 230000008023 solidification Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000008595 infiltration Effects 0.000 description 2
- 238000001764 infiltration Methods 0.000 description 2
- 230000014759 maintenance of location Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000033228 biological regulation Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 238000007726 management method Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000004023 plastic welding Methods 0.000 description 1
- 230000002940 repellent Effects 0.000 description 1
- 239000005871 repellent Substances 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/045—Underground structures, e.g. tunnels or galleries, built in the open air or by methods involving disturbance of the ground surface all along the location line; Methods of making them
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/10—Tunnels or galleries specially adapted to house conduits, e.g. oil pipe-lines, sewer pipes ; Making conduits in situ, e.g. of concrete ; Casings, i.e. manhole shafts, access or inspection chambers or coverings of boreholes or narrow wells
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2250/00—Production methods
- E02D2250/0007—Production methods using a mold
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2250/00—Production methods
- E02D2250/0023—Cast, i.e. in situ or in a mold or other formwork
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Abstract
The invention discloses a template system, particularly discloses a template system for concrete pouring of an underground comprehensive pipe gallery, and belongs to the technical field of design and manufacture of constructional engineering structures. The formwork system for the concrete pouring of the underground comprehensive pipe gallery is relatively low in construction cost and capable of guaranteeing construction quality and follow-up use requirements. The template system comprises a combined type 20866a template component and an adjustable universal support component, wherein the combined type 20866a template component is provided with a 20866a type pouring cavity on a pipe gallery pouring base through the adjustable universal support component.
Description
Technical Field
The invention relates to a template system, in particular to a template system for concrete pouring of an underground comprehensive pipe gallery, and belongs to the technical field of design and manufacture of constructional engineering structures.
Background
The utility tunnel is an underground city pipeline utility tunnel, namely, a tunnel space is built underground the city, various engineering pipelines such as electric power, communication, gas, heat supply, water supply and drainage and the like are integrated, a special overhaul port, a lifting port and a monitoring system are arranged, unified planning, unified design, unified construction and management are implemented, and the utility tunnel is an important infrastructure for guaranteeing city operation.
And utility tunnel is at the in-process of construction, roughly divide into two kinds of construction modes, one kind is to adopt categorised casting, pours through being divided into bottom plate and n font roof two parts with the piping lane, then splices on the scene, carries out water repellent to concatenation department again, but this kind of construction mode is at in-process in the in-process of in-service use, and its structural strength and integrative cast fashioned piping lane compare and have obvious difference to along with time lapse, the later stage has the risk of infiltration. Another method is integral construction, which adopts a box-type formwork to perform integral casting, but the box-type formwork has a large volume and mass, needs to be pulled and moved by using a large-sized driving device during installation and disassembly, and has a high price, so that the integral construction cost is increased, and therefore a plastic formwork support structure for a utility tunnel and a construction method thereof need to be found to solve the above problems.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the formwork system for the concrete pouring of the underground comprehensive pipe gallery is relatively low in construction cost and capable of guaranteeing construction quality and follow-up use requirements.
The technical scheme adopted for solving the technical problems is as follows: the utility model provides a template system for utility tunnel concrete placement, template system include combination formula \20866;, type template subassembly and adjustable universal support assembly, combination formula \20866;, type template subassembly pass through adjustable universal support assembly establish on the base is pour to the piping lane the cavity of pouring of \20866; "type.
Further, the combined 20866a formwork assembly comprises an inner formwork component group and an outer formwork component group, the adjustable universal support assembly comprises an inner formwork support adjusting component group and an outer formwork support adjusting component group, and the pouring cavity is formed by arranging the inner formwork component supported by the inner formwork support adjusting component group and the outer formwork component supported by the outer formwork support adjusting component group on the pipe gallery pouring base.
The preferable mode of the scheme is that the inner template group comprises vertical templates, a top template and C-shaped connecting templates, the outer template group comprises two groups of vertical side templates, the vertical templates, the top template and the C-shaped connecting templates are supported and fixed into 20866through the inner template supporting and adjusting group, the two groups of vertical side templates are fixed into the U-shaped outer template group through the outer template supporting and adjusting group under the matching of the pipe gallery pouring base, and the vertical templates, the top template, the C-shaped connecting templates and the vertical side templates are all plastic templates.
Furthermore, the inner mold supporting and adjusting member set comprises at least three adjustable movable bases, a plurality of groups of supporting systems and a plurality of groups of adjusting systems, the number of the supporting systems is equal to that of the adjustable movable bases, one group of supporting systems is adjustably arranged on one adjustable movable base through one group of adjusting systems, and each group of supporting systems is sequentially supported on the inner side surface of the inner mold plate set along the length direction.
The preferable mode of the above scheme is that the adjustable movable base comprises a base plate, a bottom plate adjusting screw, an I-shaped plate and a movable roller group, the movable roller group is arranged on the lower side surface of the I-shaped plate, the base plate is arranged on the top surface of the I-shaped plate through the adjusting screw in a lifting manner along the vertical direction, and the adjusting system is movably arranged on the base plate.
Further, the supporting system comprises two groups of lateral supporting rods and one group of top plate supporting rods, the lateral supporting rods and the top plate supporting rods are arranged on the corresponding side surfaces of the adjusting system in a laterally or vertically telescopic manner,
the lateral supporting rod group and the top plate supporting rod group respectively comprise a supporting adjusting screw rod, a connecting strip and movable supporting columns, the connecting strip is supported at one end, which is not provided with threads, of the supporting adjusting screw rod through the middle part of one side of the connecting strip, at least two movable supporting columns are uniformly distributed at the other side of the connecting strip along the length direction, one end, provided with threads, of the supporting adjusting screw rod is connected with an adjusting system, a clamping seat is arranged on the inner side of the inner template group, and each movable supporting column is respectively abutted to the clamping seat at the corresponding position of the inner template group through the clamping block.
The preferable mode of the above scheme is that the adjusting system comprises a movable adjusting support frame, support columns and a composite adjusting gear set, the composite adjusting gear set is arranged on the movable adjusting support frame, the movable adjusting support frame is arranged on the base plate through four support columns,
the composite adjusting gear set comprises a rotary disc, a driving rotating shaft, four groups of adjusting gears and three groups of mounting and connecting nuts, wherein the rotary disc is mounted at one end of the driving rotating shaft, which extends out of the movable adjusting support frame, the three groups of adjusting gears are movably arranged at one end of the driving rotating shaft, which is positioned in the movable adjusting support frame, through the corresponding mounting and connecting nuts respectively, the other group of adjusting gears are arranged in the movable adjusting support frame, which is meshed with the adjusting gear positioned in the middle position of the driving rotating shaft, and the ends, provided with threads, of the supporting and adjusting screw rods of each group are respectively connected with the corresponding adjusting gears.
Furthermore, the external mold support adjusting element group comprises a support connecting mechanism and an adjusting and fixing mechanism, each vertical side mold plate is fixed into the U-shaped external mold plate group by the support connecting mechanism under the matching of the pipe gallery pouring base, and the support connecting mechanism adjusts the geometric shape of the U-shaped external mold plate group by the adjusting and fixing mechanism and is fixedly supported on the external ground.
The support connecting mechanism comprises connecting upright rods and connecting cross rods, the connecting upright rods fixedly arranged on the outer walls of the two vertical side templates of the outer template set are detachably connected with the connecting cross rods to form a U-shaped support connecting mechanism, and the two vertical side templates are fixed into the U-shaped outer template set under the matching of the pipe gallery pouring base through the U-shaped support connecting mechanism; the adjusting and fixing mechanism comprises a transverse bar, an inclined supporting bar, a positioning seat and a fixing bolt, the transverse bar arranged outside the vertical side template is connected with the connecting upright rod in a butting mode, the lower end of the inclined supporting bar is hinged to the positioning seat, the upper end of the inclined supporting bar is movably connected with the transverse bar at the corresponding position in a detachable mode, and the positioning seat is fixed on the outside ground through the fixing bolt.
Further, a reinforcing support connecting structure is further arranged on the inner side of the inner template group, a fixing support connecting structure is further arranged on the outer side of the outer template group, the reinforcing support connecting structure comprises a fixing strip, an n-shaped clamping plate, a fixing seat, a fixing screw and the clamping seats, the fixing strip is arranged on the outer side of the corresponding part of the inner template group, the n-shaped clamping plate is clamped on the fixing strip through the groove of the n-shaped clamping plate under the matching of the fixing seat and the fixing screw, and a plurality of clamping seats with the number equivalent to that of the clamping blocks are arranged on the outer side of the n-shaped clamping plate along the length direction;
the fixed support connecting structure comprises a limiting seat, a mounting seat, a U-shaped block and a fixed block, wherein the fixed block is arranged at the top of the connecting vertical rod, at least one limiting seat is arranged at the upper end and the lower end of each vertical side template of the external template group, at least one mounting seat is arranged at each of the left side and the right side of each vertical side template, the connecting vertical rod is vertically arranged at the outer side of the corresponding vertical side template through the corresponding limiting seat, the inner side of the transverse blocking rod is in butt joint with the connecting vertical rod and is clamped on the mounting seat at the corresponding position, the connecting transverse rod is connected with the connecting vertical rod through the fixed blocks at the tops of the connecting vertical rods at two sides to form a portal-shaped support connecting mechanism, and the upper end of the inclined supporting rod is detachably and movably connected with the transverse blocking rod at the corresponding position through the U-shaped block; the installation seats are arranged on the outer side of each vertical side template along the height direction, one transverse blocking rod is arranged in each group of installation seats, the number of groups of the inclined supporting rods arranged on the positioning seat is equal to the number of groups of the installation seats arranged on the outer side of the vertical side templates along the height direction, and the top corresponding to the upper end of one group of the inclined supporting rods is connected with one transverse blocking rod. .
The beneficial effects of the invention are: according to the technical scheme, the combined type 20866;, the template system of the type template assembly and the adjustable universal support assembly is adopted, and then the combined type 20866;, the type template assembly is provided with the type 20866;, and the type pouring cavity is formed on the pipe gallery pouring base through the adjustable universal support assembly. Like this, alright adopt earlier to build the pipe gallery steel reinforcement cage of completion according to the integral modeling of pipe gallery in the work progress of utility tunnel underground, then pour the formation pipe gallery in the bottom of steel reinforcement cage and pour the base, and then and pour the inside and outside of the n shape steel reinforcement cage of the top retention of base at the pipe gallery through adjustable universal support assembly prop up to establish by combination formula 208662086620866that the type template subassembly constitutes 20866the pouring chamber of type accomplishes building the template, finally pour once only 20866above the completion pipe gallery base on the basis of pipe gallery base through the secondary 20866of pouring. Because the template system provided by the application is not an integrated casting box type template as in the background technology, and does not adopt a combined structure for waiting for classified casting field assembly, the construction cost is obviously reduced, and the construction quality and the subsequent use requirements can be further ensured because no waterproof treatment seam exists on the field.
Drawings
FIG. 1 is a schematic diagram of a three-dimensional state of a formwork system for concrete pouring of an underground comprehensive pipe gallery before pouring is completed;
FIG. 2 is a schematic three-dimensional structure diagram of an external mold plate set supported by an external mold support adjusting set according to the present invention;
fig. 3 is a schematic three-dimensional structure diagram of the inner mold plate set supported by the inner mold support adjusting set according to the present invention;
FIG. 4 is an exploded view of the single-side assembly of the outer mold support adjustment member set and the outer mold plate set according to the present invention;
fig. 5 is a schematic three-dimensional structure diagram of an adjusting system of the inner mold supporting adjusting member set according to the present invention;
fig. 6 is a schematic three-dimensional structure diagram of an adjustable movable base of the internal mold supporting adjusting member set according to the present invention;
FIG. 7 is a schematic three-dimensional view of a compound adjustment gear set of the adjustment train of the present invention;
FIG. 8 is a schematic three-dimensional structure of an inner mold plate set according to the present invention;
fig. 9 is an exploded view of the connection of the inner formwork set and the reinforcing support connecting structure according to the present invention.
Labeled as: 20866a combined formwork assembly 1, an adjustable universal support assembly 2, a gallery pouring base 3, an inner formwork group 4, an outer formwork group 5, an inner formwork supporting adjusting group 6, an outer formwork supporting adjusting group 7, a vertical formwork 8, a top formwork 9, a C-shaped connecting formwork 10, a vertical side formwork 11, an adjustable movable base 12, a supporting system 13, an adjusting system 14, a base plate 15, a bottom plate adjusting screw 16, a H-shaped plate 17, a movable roller group 18, a lateral supporting rod group 19, a top plate supporting rod group 20, a supporting adjusting screw 21, a connecting strip 22, a movable strut 23, a clamping seat 24, a movable adjusting supporting frame 25, a supporting upright post 26, a composite adjusting gear group 27, a rotary disc 28, a driving rotary shaft 29, an adjusting gear 30, an installing connecting nut 31, a supporting connecting mechanism 32, an adjusting and fixing mechanism 33, a connecting upright rod 34, a connecting cross rod 35, a cross rod 36, an inclined supporting rod 37, a positioning seat 38, a fixing bolt 39, an n-shaped clamping plate 40, a fixing seat 41, a fixing screw 42, a limiting seat 43, an installing seat 44, a U-shaped block 45, a fixing block 46, a fixing block 47 and a fixing strip 48.
Detailed Description
Fig. 1 to 9 show that the formwork system for concrete pouring of the underground comprehensive pipe gallery, provided by the invention, has relatively low construction cost and can ensure the construction quality and the subsequent use requirement. The template system comprises a combined type 20866, a type template assembly 1 and an adjustable universal support assembly 2, wherein the combined type 20866is adopted, and the type 20866is arranged on a pipe gallery pouring base 3 through the adjustable universal support assembly 2 in the type template assembly 1. According to the technical scheme, the combined type 20866;, the template system of the type template assembly and the adjustable universal support assembly is adopted, and then the combined type 20866;, the type template assembly is provided with the type 20866;, and the type pouring cavity is formed on the pipe gallery pouring base through the adjustable universal support assembly. Like this, alright adopt earlier to build the pipe gallery steel reinforcement cage of completion according to the integral modeling of pipe gallery in the work progress of utility tunnel underground, then pour the formation pipe gallery in the bottom of steel reinforcement cage and pour the base, and then and pour the inside and outside of the n shape steel reinforcement cage of the top retention of base at the pipe gallery through adjustable universal support assembly prop up to establish by combination formula 208662086620866that the type template subassembly constitutes 20866the pouring chamber of type accomplishes building the template, finally pour once only 20866above the completion pipe gallery base on the basis of pipe gallery base through the secondary 20866of pouring. Because the template system provided by the application is not an integrated casting box type template as in the background technology, and does not adopt a combined structure for waiting for classified casting field assembly, the construction cost is obviously reduced, and the construction quality and the subsequent use requirements can be further ensured because no waterproof treatment seam exists on the field.
In the above embodiment, for the convenience of operation in the formwork erection process, this application combined 20866and template assembly 1 includes an inner template group 4 and an outer template group 5, adjustable universal support assembly 2 includes an inner template support adjusting group 6 and an outer template support adjusting group 7, and the casting cavity is formed by arranging the inner template group 4 supported by the inner template support adjusting group 6 and the outer template group 5 supported by the outer template support adjusting group 7 on the pipe gallery casting base 3. More specifically, the inner formwork group 4 comprises a vertical formwork 8, a top formwork 9 and a C-shaped connecting formwork 10, the outer formwork group 5 comprises two groups of vertical side formworks 11, each vertical formwork 8, each top formwork 9 and each C-shaped connecting formwork 10 are supported and fixed into 20866through the inner formwork supporting adjusting member group 6, the two groups of vertical side formworks 11 are fixed into the U-shaped outer formwork group 5 through the outer formwork supporting adjusting member group 7 under the matching of the pipe gallery pouring base 3, and the vertical formwork 8, the top formwork 9, the C-shaped connecting formwork 10 and the vertical side formworks 11 are all plastic formworks.
Further, in order to support interior template unit in the pipe gallery steel reinforcement cage of accomplishing in order to be convenient for utility tunnel's segmentation to prop up and establish the template, the application centre form support adjustment unit group 6 include that at least three is adjustable remove base 12, quantity and adjustable remove base 12 quantity equivalent multiunit support system 13 and multiunit adjustment system 14, a set of support system 13 respectively through a set of adjustment system 14 adjustable arrange one adjustable remove base 12 on, each group support system 13 along the support of length direction order be in on the medial surface of interior template unit 4. At this time, the adjustable moving base 12 includes a base plate 15, a bottom plate adjusting screw 16, an I-shaped plate 17 and a moving roller set 18, the moving roller set 18 is disposed on the lower side surface of the I-shaped plate 17, the base plate 15 is disposed on the top surface of the I-shaped plate 17 through the adjusting screw 16 in a vertically liftable manner, and the adjusting system 14 is movably disposed on the base plate 15. The supporting system 13 comprises two lateral supporting rod sets 19 and a top plate supporting rod set 20, the lateral supporting rod sets 19 and the top plate supporting rod set 20 are arranged on the corresponding side surfaces of the adjusting system 13 in a laterally or vertically telescopic manner, the lateral supporting rod sets 19 and the top plate supporting rod set 20 respectively comprise supporting adjusting screws 21, connecting strips 22 and movable pillars 23, the connecting strips 22 are supported on one ends, which are not provided with threads, of the supporting adjusting screws 21 through the middle parts of one sides of the connecting strips 22, at least two movable pillars 23 are arranged on the other sides of the connecting strips 22 in the length direction, one ends, provided with threads, of the supporting adjusting screws 21 are connected with the adjusting system 14, clamping seats 24 are arranged on the inner sides of the inner template set 4, and each movable pillar 23 is respectively abutted to the clamping seat 24 at the corresponding position of the inner template set 4 through the clamping blocks 47 of the movable pillars. The adjusting system 14 comprises a movable adjusting support frame 25, a support column 26 and a composite adjusting gear set 27, the composite adjusting gear set 27 is arranged on the movable adjusting support frame 25, the movable adjusting support frame 25 is arranged on the base plate 15 through four support column support columns, the composite adjusting gear set 27 comprises a rotary disc 28, a driving rotary shaft 29, four groups of adjusting gears 30 and three groups of mounting and connecting nuts 31, the rotary disc 28 is mounted at one end of the driving rotary shaft 29 extending out of the movable adjusting support frame 25, the three groups of adjusting gears 30 are movably arranged at one end of the driving rotary shaft 29 in the movable adjusting support frame 25 through the corresponding mounting and connecting nuts 31, the other group of adjusting gears 30 are arranged in the movable adjusting support frame 25 in a manner of being meshed with the adjusting gear 30 located at the middle position on the driving rotary shaft 29, and one end of each group of the support adjusting screw 21 is provided with threads and is connected with the corresponding adjusting gear 30.
Correspondingly, the external formwork group is also convenient to support in the built pipe gallery reinforcement cage so as to support the formworks in the sectional manner of the comprehensive pipe gallery, the external formwork support adjusting group 7 comprises a support connecting mechanism 32 and an adjusting and fixing mechanism 33, each vertical side formwork 11 is fixed into the U-shaped external formwork group 5 by the support connecting mechanism 32 under the matching of the pipe gallery pouring base 3, and the support connecting mechanism 32 adjusts the geometric shape of the U-shaped external formwork group and is fixedly supported on the external ground by the adjusting and fixing mechanism 33. At this time, the supporting and connecting mechanism 32 comprises a connecting upright rod 34 and a connecting cross rod 35, the connecting upright rod 34 fixedly mounted on the outer wall of the two vertical side templates 11 of the outer template group 5 and the connecting cross rod 35 are detachably connected to form a portal-shaped supporting and connecting mechanism 32, and the two vertical side templates 11 are fixed into the U-shaped outer template group 5 through the portal-shaped supporting and connecting mechanism 32 under the matching of the pipe gallery pouring base 3; the adjusting and fixing mechanism 33 comprises a transverse bar 36, an inclined supporting bar 37, a positioning seat 38 and a fixing bolt 39, the transverse bar 36 arranged on the outer side of the vertical side template 11 is connected with the connecting upright rod 34 in a butting manner, the lower end of the inclined supporting bar 37 is hinged on the positioning seat 38, the upper end of the inclined supporting bar 37 is detachably and movably connected with the transverse bar 36 at the corresponding position, and the positioning seat 38 is fixed on the ground outside through the fixing bolt 39.
More specifically, in order to facilitate the connection between the inner and outer formwork groups and the inner and outer formwork support adjusting group, a reinforced support connecting structure is further arranged on the inner side of the inner formwork group 4, a fixed support connecting structure is further arranged on the outer side of the outer formwork group (5), the reinforced support connecting structure comprises a fixing strip 48, an n-shaped clamping plate 40, a fixing seat 41, a fixing screw 42 and the clamping seat 24, the fixing strip 48 is arranged on the outer side of the corresponding part of the inner formwork group 4, the n-shaped clamping plate 40 is clamped on the fixing strip 48 under the matching of the fixing seat 41 and the fixing screw 42 through a groove of the n-shaped clamping plate 40, and a plurality of clamping seats 24 with the number equal to that of the clamping blocks 47 are arranged on the outer side of the n-shaped clamping plate 40 along the length direction;
the fixed support connecting structure comprises a limiting seat 43, a mounting seat 44, a U-shaped block 45 and a fixing block 46, wherein the fixing block 46 is arranged at the top of the connecting vertical rod 34, at least one limiting seat 43 is respectively arranged at the upper end and the lower end of each vertical side template 11 of the external template set 5, at least one mounting seat 44 is respectively arranged at the left side and the right side of each vertical side template 11, the connecting vertical rod 34 is vertically arranged at the outer side of the corresponding vertical side template 11 through the corresponding limiting seat 43, the inner side of the transverse blocking rod 36 is clamped on the mounting seat 44 at the corresponding position in a butting mode with the connecting vertical rod 34, the connecting transverse rod 35 is connected with the connecting vertical rod 34 through the fixing blocks 46 at the tops of the connecting vertical rods 34 at two sides to form a portal-shaped support connecting mechanism, and the upper end of the inclined supporting rod 37 is detachably and movably connected with the transverse blocking rod 36 at the corresponding position through the U-shaped block 45; at least two groups of mounting seats 44 are arranged on the outer side of each vertical side template 11 along the height direction, one transverse blocking rod 36 is arranged in each group of mounting seats 44, the number of groups of inclined supporting rods 37 arranged on the positioning seats 44 is equal to that of the mounting seats 44 arranged on the outer side of the vertical side template 11 along the height direction, and the upper ends of one group of inclined supporting rods 37 are correspondingly connected with one transverse blocking rod 36 in an abutting mode.
To sum up, the template system who adopts this application to provide pours utility tunnel still has with beneficial effect:
1. this plastic formwork support structure for utility tunnel and construction method thereof through wholly pouring the substep to the piping lane for piping lane integral casting is more convenient, and the secondary is pour simultaneously and once pours to solidify together, forms the pouring body of accomplishing, pours the construction mode of splicing again with traditional substep and compares, and the holistic structural strength of piping lane is higher, and effectively avoids the later stage condition emergence that the infiltration appears.
2. This plastic formwork support structure for utility tunnel and construction method thereof, through setting up multiunit movable support frame, when using, through many times push-and-pull carousel, make the drive pivot carry out the activity joint with first gear second gear and third gear respectively, realize that same drive pivot can be to first adjusting screw respectively, second adjusting screw and third adjusting screw drive, the realization is to the taking in of gyro wheel and remove the regulation to the movable support post at both sides and top, conveniently remove movable support frame to the inside of piping lane pouring base then effectively support the plastics concatenation inner formword, the later stage is conveniently demolishd simultaneously, reduce the construction degree of difficulty and cost.
3. This plastic formwork bearing structure for utility tunnel and construction method thereof, through hug closely the bottom of plastics concatenation exterior sheathing in the both sides that the base was pour to the piping lane, then will connect pole setting activity joint in the inside of spacing seat, then through inserting the inside of mount pad with the crosspiece pole, make the crosspiece pole offset with the surface of being connected the pole setting, then install the both ends surface at the crosspiece pole with locking dish screw thread, insert the inside of fixed block with the connecting rod again this moment, and install lock nut at the both ends surface mounting of connecting rod and fix, pass through the surface of U-shaped piece activity joint at the crosspiece pole with the top of slope bracing piece this moment, then impel the positioning seat to one side that is close to plastics concatenation exterior sheathing on ground, make slope bracing piece and crosspiece pole offset tightly, fix the positioning seat subaerial through fixing bolt this moment, avoid plastics concatenation exterior sheathing to take place outside bellied condition when concrete placement.
Example one
In order to achieve the purpose, the invention is realized by the following technical scheme: a plastic formwork supporting structure for a comprehensive pipe gallery and a construction method thereof comprise the following steps;
the pipe gallery pouring base is fixedly connected with a reinforcement cage at the top of the pipe gallery pouring base, a plastic splicing inner formwork is arranged on the inner side wall of the reinforcement cage, a plastic splicing outer formwork is arranged on the outer surface of the reinforcement cage, inclined support rods are arranged on two sides of the plastic splicing outer formwork, and a connecting rod is arranged at the top of the plastic splicing outer formwork;
the utility model discloses a movable support frame, movable support frame's bottom fixed mounting has a mobile base, mobile base's inside is equipped with the gyro wheel, the equal threaded connection in both sides of movable support frame has second adjusting screw, the top threaded connection of movable support frame has third adjusting screw, the bottom threaded connection of movable support frame has first adjusting screw, first adjusting screw rotates with the gyro wheel to be connected, the inside of movable support frame rotates and is connected with the drive pivot, the surface of drive pivot is equipped with first gear, second gear and third gear, the side of second gear is equipped with the fourth gear, first gear and third gear are connected with third adjusting screw and first adjusting screw transmission respectively, second gear and fourth gear are connected with two sets of second adjusting screw transmission respectively.
Preferably, the tip of second adjusting screw and third adjusting screw all rotates and is connected with the connecting strip, the outer fixed surface of connecting strip is connected with movable support column, movable support column and plastics concatenation inner formword activity joint, the movable base contacts with the upper surface that the base was pour to the piping lane.
Preferably, the one end fixedly connected with carousel of drive pivot, the other end surface of drive pivot fixed welding in proper order has first hexagon nut, second hexagon nut and third hexagon nut, first gear, second gear, third gear and fourth gear all rotate the inside of connecting at the portable support frame, hexagonal assembly groove has all been seted up to the inside of first gear, second gear and third gear, second hexagon nut activity joint is in the inside of second gear, first gear and third gear set up both sides around the second gear respectively, the second gear meshes with the fourth gear mutually.
Preferably, plastics concatenation inner formword contains roof and curb plate, be equipped with the C connecting plate between roof and the curb plate, the equal fixedly connected with fixed strip of inner wall side of roof and curb plate, the outer fixed surface of fixed strip installs coupling assembling.
Preferably, the connecting assembly comprises an N-shaped clamping plate, a fixing seat, a fixing screw and a clamping seat, the N-shaped clamping plate is movably clamped on the outer surface of the fixing strip, the fixing seat and the clamping seat are both fixedly connected on the outer surface of the N-shaped clamping plate, and the fixing screw is in threaded connection with the inside of the fixing seat.
Preferably, the end of the movable supporting column is fixedly connected with a clamping block, the clamping block is movably inserted into the clamping seat, the end of the fixing screw abuts against the side face of the fixing strip, the top of the roller is fixedly connected with a worker-shaped plate, the bottom end of the first adjusting screw is rotatably connected to the upper surface of the worker-shaped plate, the worker-shaped plate and the roller are both slidably connected to the inner bottom of the movable base, and a supporting upright column is fixedly connected between the movable base and the movable supporting frame.
Preferably, the surface activity joint of plastics concatenation exterior sheathing has the connection pole setting, connecting rod fixed mounting is on the top of connecting the pole setting, the surface of connecting the pole setting is equipped with the crosspiece pole, the top activity joint of slope support pole is at the surface of crosspiece pole, the bottom fixed mounting of slope support pole is subaerial.
Preferably, the outer surface of the plastic splicing outer template is fixedly welded with a limiting seat, the connecting vertical rod is movably clamped inside the limiting seat, the top end of the connecting vertical rod is fixedly connected with a fixing block, the connecting rod is movably inserted inside the fixing block, and the outer surfaces of the two ends of the connecting rod are both in threaded connection with locking nuts.
Preferably, the outer fixed surface welding of plastics concatenation exterior sheathing has the mount pad, the activity of crosspiece pole is pegged graft in the inside of mount pad, the middle part of crosspiece pole offsets with the surface of being connected the pole setting, the equal threaded connection in both ends surface of crosspiece pole has the locking dish, the top fixedly connected with U-shaped piece of inclined support pole, there is U-shaped piece activity joint at the surface of crosspiece pole, the bottom activity hinge of inclined support pole has the positioning seat, the inside activity of positioning seat is pegged graft and is had fixed bolt.
Preferably, the construction method of the plastic formwork support structure for the comprehensive pipe rack comprises the following steps;
s1, during construction, firstly, constructing a finished pipe gallery steel reinforcement cage according to the integral shape of a pipe gallery, then pouring at the bottom of the steel reinforcement cage to form a pipe gallery pouring base, reserving an N-shaped steel reinforcement cage at the top of the pipe gallery pouring base, and then waiting for the solidification of the pipe gallery pouring base and preparing for secondary pouring;
s2, mounting the plastic splicing outer templates, namely firstly, tightly attaching the bottom ends of the plastic splicing outer templates to two sides of a pipe gallery pouring base, then movably clamping a connecting vertical rod in the limiting seat, then mounting a transverse blocking rod outside the connecting vertical rod, then mounting a connecting rod at the top of the connecting vertical rod, mounting an inclined supporting rod on the outer surface of the transverse blocking rod, and finally fixing a positioning seat on the ground through a fixing bolt;
s3, mounting the plastic splicing inner formwork, namely tightly attaching the plastic splicing inner formwork to the inner side wall of the steel reinforcement cage, sequentially mounting the side plates on two sides to enable the fixing strips on the side surfaces of the side plates to be tightly attached to each other, mounting a C-shaped connecting plate at the top of each side plate, mounting a top plate between the C-shaped connecting plates on the two sides, movably clamping the N-shaped clamping plates on the outer surfaces of the two groups of close fixing strips, clamping and fixing the two groups of fixing strips through fixing screws, and supporting and fixing the plastic splicing inner formwork from two sides and the top through a plurality of groups of movable supporting frames;
s4, secondary pouring is carried out, concrete is poured into the reinforcement cage from the top of the reinforcement cage, so that the concrete and the reinforcement cage are adhered together, meanwhile, the height of the plastic splicing outer formwork is required to be higher than the top common part of the reinforcement cage, finally, the concrete pouring height is higher than the top common part of the reinforcement cage, then secondary pouring solidification is waited, and dismantling of the inner formwork and the outer formwork is carried out after solidification.
Claims (4)
1. The utility model provides a template system for utility tunnel concrete placement which characterized in that: the template system comprises a combined 20866a type template component (1) and an adjustable universal support component (2), wherein the combined 20866the type template component (1) is provided with a 20866-type pouring cavity on a pipe gallery pouring base (3) through the adjustable universal support component (2),
the combined 20866A type template assembly (1) comprises an inner template group (4) and an outer template group (5), the adjustable universal support assembly (2) comprises an inner mold support adjusting group (6) and an outer mold support adjusting group (7), the pouring cavity is formed by arranging the inner template group (4) supported by the inner mold support adjusting group (6) and the outer template group (5) supported by the outer mold support adjusting group (7) on the pipe gallery pouring base (3),
the inner mold supporting and adjusting group (6) comprises at least three adjustable moving bases (12), a plurality of groups of supporting systems (13) and a plurality of groups of adjusting systems (14), the number of the supporting systems (13) is equal to that of the adjustable moving bases (12), one group of supporting systems (13) are respectively arranged on one adjustable moving base (12) in an adjustable way through one group of adjusting systems (14), each group of supporting systems (13) are sequentially supported on the inner side surface of the inner template group (4) along the length direction,
the adjustable movable base (12) comprises a base plate (15), a base plate adjusting screw rod (16), an I-shaped plate (17) and a movable roller group (18), wherein the movable roller group (18) is arranged on the lower side surface of the I-shaped plate (17), the base plate (15) is arranged on the top surface of the I-shaped plate (17) through the base plate adjusting screw rod (16) and can be lifted along the vertical direction, the adjusting system (14) is movably arranged on the base plate (15),
the supporting system (13) comprises two groups of lateral supporting rod groups (19) and a group of top plate supporting rod groups (20), the lateral supporting rod groups (19) and the top plate supporting rod groups (20) are respectively arranged on the corresponding sides of the adjusting system (14) along the lateral direction and the vertical direction in a telescopic way,
the lateral support rod group (19) and the top plate support rod group (20) respectively comprise a support adjusting screw rod (21), a connecting strip (22) and movable supports (23), the connecting strip (22) is supported on one end, which is not provided with threads, of the support adjusting screw rod (21) through the middle part of one side of the connecting strip, at least two movable supports (23) are uniformly arranged on the other side of the connecting strip (22) along the length direction, one end, which is provided with threads, of the support adjusting screw rod (21) is connected with the adjusting system (14), a clamping seat (24) is arranged on the inner side of the inner template group (4), each movable support (23) is respectively abutted against the clamping seat (24) at the corresponding position of the inner template group (4) through a clamping block (47) of each movable support,
the adjusting system (14) comprises a movable adjusting support frame (25), support upright posts (26) and a composite adjusting gear set (27), the composite adjusting gear set (27) is arranged on the movable adjusting support frame (25), the movable adjusting support frame (25) is arranged on the base plate (15) through four support upright post (26) columns,
the composite adjusting gear set (27) comprises a turntable (28), a driving rotating shaft (29), four groups of adjusting gears (30) and three groups of mounting and connecting nuts (31), the turntable (28) is mounted at one end of the driving rotating shaft (29) extending out of the movable adjusting support frame (25), the three groups of adjusting gears (30) are movably arranged at one end of the driving rotating shaft (29) positioned in the movable adjusting support frame (25) through the corresponding mounting and connecting nuts (31), the other group of adjusting gears (30) are meshed with the adjusting gear (30) positioned in the middle of the driving rotating shaft (29) and arranged in the movable adjusting support frame (25), and the end of each group of supporting and adjusting screw rod (21) provided with threads is connected with the corresponding adjusting gear (30) respectively,
the inner formwork group (4) comprises vertical formworks (8), a top formwork (9) and C-shaped connecting formworks (10), the outer formwork group (5) comprises two groups of vertical side formworks (11), each vertical formwork (8), the top formwork (9) and the C-shaped connecting formworks (10) are supported and fixed into 20866through the inner formwork supporting adjusting piece group (6), the inner formwork group (4) is of a type, the two groups of vertical side formworks (11) are fixed into a U-shaped outer formwork group (5) through the outer formwork supporting adjusting piece group (7) under the matching of a pipe gallery pouring base (3), and the vertical formworks (8), the top formwork (9), the C-shaped connecting formworks (10) and the vertical side formworks (11) are all plastic formworks.
2. The formwork system for the concreting of the underground utility tunnel according to claim 1, wherein: the outer die supporting and adjusting member set (7) comprises a supporting and connecting mechanism (32) and an adjusting and fixing mechanism (33), each vertical side die plate (11) is fixed into the U-shaped outer die plate set (5) under the matching of the tube gallery pouring base (3) through the supporting and connecting mechanism (32), and the supporting and connecting mechanism (32) adjusts the geometric shape of the U-shaped outer die plate set through the adjusting and fixing mechanism (33) and is fixedly supported on the external ground.
3. The formwork system for the concrete pouring of the underground utility tunnel according to claim 2, wherein: the supporting and connecting mechanism (32) comprises connecting upright rods (34) and connecting cross rods (35), the connecting upright rods (34) fixedly mounted on the outer walls of the two vertical side templates (11) of the outer template group (5) and the connecting cross rods (35) are detachably connected to form the U-shaped supporting and connecting mechanism (32), and the two vertical side templates (11) are fixed into the U-shaped outer template group (5) through the U-shaped supporting and connecting mechanism (32) under the matching of the pipe gallery pouring base (3); adjusting fixed establishment (33) including horizontal bar (36), slope bracing piece (37), positioning seat (38) and fixed bolt (39), horizontal bar (36) of arranging in vertical side form board (11) outside with connect pole setting (34) apical grafting, the lower extreme of slope bracing piece (37) articulates on positioning seat (38), the upper end of slope bracing piece (37) and horizontal bar (36) detachable swing joint of relevant position department, positioning seat (38) are fixed subaerial outside through fixed bolt (39).
4. The formwork system for the concrete pouring of the underground utility tunnel according to claim 3, wherein: a reinforcing support connecting structure is further arranged on the inner side of the inner template group (4), a fixing support connecting structure is further arranged on the outer side of the outer template group (5), the reinforcing support connecting structure comprises fixing strips (48), n-shaped clamping plates (40), fixing seats (41), fixing screws (42) and clamping seats (24), the fixing strips (48) are arranged on the outer sides of corresponding parts of the inner template group (4), the n-shaped clamping plates (40) are clamped on the fixing strips (48) under the matching of the fixing seats (41) and the fixing screws (42) through grooves of the n-shaped clamping plates, and a plurality of clamping seats (24) with the number equal to that of the clamping blocks (47) are arranged on the outer sides of the n-shaped clamping plates (40) along the length direction;
the fixed support connecting structure comprises a limiting seat (43), a mounting seat (44), a U-shaped block (45) and a fixing block (46), wherein the fixing block (46) is arranged at the top of the connecting vertical rod (34), at least one limiting seat (43) is arranged at each of the upper end and the lower end of each vertical side template (11) of the outer template group (5), at least one mounting seat (44) is arranged at each of the left side and the right side of each vertical side template (11), the connecting vertical rod (34) is vertically arranged at the outer side of the corresponding vertical side template (11) through the corresponding limiting seat (43), the inner side of the transverse rod (36) is clamped on the mounting seat (44) at the corresponding position in a butting mode with the connecting vertical rod (34), the connecting cross rod (35) is connected with the fixing block (46) at the top of the connecting vertical rod (34) through two sides to form a portal-shaped support connecting mechanism, and the upper end of the inclined support rod (37) is detachably and movably connected with the transverse rod (36) at the corresponding position through the U-shaped block (45); at least two sets of mounting seats (44) are arranged on the outer side of each vertical side template (11) along the height direction, one transverse blocking rod (36) is arranged in each set of mounting seats (44), the number of groups of inclined supporting rods (37) arranged on the positioning seat (38) is equal to the number of groups of mounting seats (44) arranged on the outer side of the vertical side template (11) along the height direction, and the corresponding top of the upper end of one group of inclined supporting rods (37) is connected with one transverse blocking rod (36).
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| CN202111253820.8A CN113818483B (en) | 2021-10-27 | 2021-10-27 | A template system for utility tunnel concrete placement |
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| US20160053486A1 (en) * | 2013-03-27 | 2016-02-25 | Eaa Research Engineer Pty Ltd | Panel for a building structure, a building system and a building structure having the building panel |
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| CN202100001U (en) * | 2011-05-26 | 2012-01-04 | 广州市景龙金属制品有限公司 | Independent column system with aluminum alloy templates |
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