CN116356726A - Box culvert side wall template mobile trolley structure and construction method thereof - Google Patents
Box culvert side wall template mobile trolley structure and construction method thereof Download PDFInfo
- Publication number
- CN116356726A CN116356726A CN202310565462.7A CN202310565462A CN116356726A CN 116356726 A CN116356726 A CN 116356726A CN 202310565462 A CN202310565462 A CN 202310565462A CN 116356726 A CN116356726 A CN 116356726A
- Authority
- CN
- China
- Prior art keywords
- box culvert
- template
- side wall
- moving
- moving trolley
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000010276 construction Methods 0.000 title claims abstract description 47
- 238000000034 method Methods 0.000 claims abstract description 16
- 230000007246 mechanism Effects 0.000 claims abstract description 7
- 238000009434 installation Methods 0.000 claims description 14
- 230000008569 process Effects 0.000 claims description 8
- 229910000831 Steel Inorganic materials 0.000 claims description 7
- 238000005266 casting Methods 0.000 claims description 7
- 239000010959 steel Substances 0.000 claims description 7
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000007423 decrease Effects 0.000 abstract 1
- 238000009415 formwork Methods 0.000 description 6
- 230000008901 benefit Effects 0.000 description 3
- 230000007306 turnover Effects 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000003351 stiffener Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F5/00—Draining the sub-base, i.e. subgrade or ground-work, e.g. embankment of roads or of the ballastway of railways or draining-off road surface or ballastway drainage by trenches, culverts, or conduits or other specially adapted means
- E01F5/005—Culverts ; Head-structures for culverts, or for drainage-conduit outlets in slopes
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D15/00—Handling building or like materials for hydraulic engineering or foundations
- E02D15/02—Handling of bulk concrete specially for foundation or hydraulic engineering purposes
-
- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
Landscapes
- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Architecture (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Sewage (AREA)
Abstract
The invention discloses a box culvert side wall template moving trolley structure and a construction method thereof, wherein the structure comprises a template moving trolley body, a jacking frame and a moving mechanism; the template moving trolley body is connected with the jacking frame through a plurality of jacks; the box culvert side wall template is connected with the jacking frame through a suspender component; the method comprises the following steps: 1. installing a box culvert side wall template and a box culvert side wall template moving trolley structure; 2. pouring a box culvert side wall section; 3. dismantling a box culvert side wall template; 4. moving a box culvert side wall template; 5. installing a box culvert side wall template; 6. and pouring the rest box culvert side wall sections. The box culvert side wall template is integrally installed, dismantled and shifted by adopting the box culvert side wall template moving trolley structure, and the panel does not need to be repeatedly disassembled and assembled; through setting up jacking frame and jack at template travelling car body top, realize the promotion and the decline of box culvert inboard template, simplified the construction step, improved the construction security.
Description
Technical Field
The invention belongs to the technical field of water diversion box culvert construction, and particularly relates to a box culvert side wall template moving trolley structure and a construction method thereof.
Background
The structures such as open channels, box culverts and the like in the water conservancy and hydropower engineering are generally hundreds of meters or even thousands of meters in length, the cross section structure is also a unified U-shaped groove or rectangular cross section, and the structures are generally constructed by a section of about 20m in a sectional pouring mode during concrete construction. The side wall templates are generally erected in the concrete construction process by adopting a plurality of templates to be installed and dismantled in a block splicing way by adopting manual or hoisting equipment, and the problems of low construction efficiency, low formwork erection speed, large template material loss, poor concrete appearance quality, large formwork erection safety risk and the like exist.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides the box culvert side wall template moving trolley structure, and the box culvert side wall template moving trolley structure is adopted to integrally mount, dismount and shift the box culvert side wall template, so that the panel is not required to be dismounted repeatedly, and the joint quality of the panel is good; the box culvert side wall template can be integrally disassembled, so that the problems of block installation, disassembly, low construction efficiency and the like of the template in the traditional construction are effectively solved; lifting and lowering of the inner side template of the box culvert are realized through a lifting frame and a jack which are arranged at the top of the template moving trolley body, the installation position of the inner side template of the box culvert can be flexibly adjusted, the construction steps are simplified, the construction cost is saved, and meanwhile, the construction safety is improved; the lifting and lowering of the box culvert inner side template are realized by the aid of the hanging rods, and the problem that the box culvert inner side template is not constrained by vertical lifting force during horizontal movement is solved by means of the hinged connection mode of the upper end and the lower end of the hanging rods.
In order to solve the technical problems, the invention adopts the following technical scheme: a box culvert side wall template travelling car structure which characterized in that: the box culvert side wall template moving trolley comprises a template moving trolley body arranged between two box culvert side wall templates, a jacking frame horizontally arranged at the top of the template moving trolley body, and a moving mechanism arranged at the bottom of the template moving trolley body and used for driving the template moving trolley body to move; the template moving trolley body is connected with the jacking frame through a plurality of jacks; the box culvert side wall template is connected with the jacking frame through a suspender component;
the template moving trolley body comprises two symmetrically arranged triangular moving bracket units, the two triangular moving bracket units are arranged along the extending direction of the box culvert side wall template, the two triangular moving bracket units are connected through an upper connecting beam and a lower connecting beam, and the upper connecting beam and the lower connecting beam are horizontally arranged between the two triangular moving bracket units; the upper connecting beam and the triangular movable support unit as well as the lower connecting beam and the triangular movable support unit are connected through a connecting component;
the upper connecting beam and the box culvert side wall template as well as the lower connecting beam and the box culvert side wall template are connected through screw rods;
the moving mechanism comprises a plurality of moving wheels which are all arranged at the bottom of the triangular moving support unit, a track which is horizontally arranged on the bottom concrete structure and matched with the moving wheels, and a winch which is arranged in the triangular moving support unit and used for driving the triangular moving support unit to move; the rails are arranged along the extending direction of the box culvert side wall templates;
the boom assembly comprises a connecting frame arranged on the jacking frame and a boom arranged at the bottom of the connecting frame, the top of the boom is hinged with the bottom of the connecting frame, and the bottom of the boom is hinged with the top of the box culvert side wall template.
Foretell a box culvert side wall template travelling car structure, its characterized in that: the box culvert side wall template comprises a box culvert inner side template and a box culvert outer side template which are vertically arranged on a bottom concrete structure, and an inner pull rod arranged between the box culvert inner side template and the box culvert outer side template, wherein the box culvert inner side template, the box culvert outer side template and the bottom concrete structure enclose a box culvert side wall pouring cavity, the box culvert inner side template and the box culvert outer side template are identical in structure, the box culvert inner side template and the box culvert outer side template comprise vertically arranged panels and back frames arranged on the panels, and the back frames are arranged on one side far away from the box culvert side wall pouring cavity; the panel is connected with the back frame through bolts, and the end part of the inner pull rod is arranged on the panel through bolts; the upper connecting cross beam is connected with the top of the back frame of the box culvert inner side template through a screw rod, and the lower connecting cross beam is connected with the bottom of the back frame of the box culvert inner side template through a screw rod.
Foretell a box culvert side wall template travelling car structure, its characterized in that: the connecting assembly comprises a mounting plate horizontally arranged on the triangular moving support unit and a plurality of connecting bolts which are all arranged on the mounting plate.
Foretell a box culvert side wall template travelling car structure, its characterized in that: the triangular movable support unit comprises a bottom plate, two triangular supports and a plurality of horizontal connecting beams, wherein the bottom plate is horizontally arranged, the triangular supports are vertically arranged on the bottom plate, the horizontal connecting beams are horizontally connected between the two triangular supports, and the bottom plate, the triangular supports and the horizontal connecting beams are integrally formed; the plurality of horizontal connecting beams are uniformly distributed along the height direction of the triangular bracket; the moving wheels are arranged at the bottom of the bottom plate, and the winch is arranged on the bottom plate.
Foretell a box culvert side wall template travelling car structure, its characterized in that: the triangular bracket comprises two inclined support rods symmetrically arranged on the bottom plate and a horizontal connecting rod horizontally arranged between the two inclined support rods, and the inclined support rods and the horizontal connecting rod are integrally formed; the bottoms of the two diagonal support rods are fixed on the bottom plate, and the tops of the two diagonal support rods are intersected at one point; a top cross beam is horizontally arranged between the tops of the two triangular brackets, the top cross beam is horizontally arranged at the tops of the two diagonal support rods, and the jack is vertically arranged on the top cross beam.
Foretell a box culvert side wall template travelling car structure, its characterized in that: the jacking frame comprises two first jacking beams which are horizontally arranged at the top of the jack and two second jacking beams which are horizontally arranged between the two first jacking beams, the second jacking beams are arranged at the end parts of the first jacking beams, and the first jacking beams and the second jacking beams are integrally formed.
Foretell a box culvert side wall template travelling car structure, its characterized in that: the connecting frame comprises two vertical connecting rods which are vertically arranged on two sides of the first jacking beam, the tops of the two vertical connecting rods are connected through a top connecting rod, and the top connecting rod is horizontally arranged on the top surface of the first jacking beam; the bottoms of the two vertical connecting rods are connected through two connecting plates, and the two connecting plates are symmetrically arranged at the bottom of the first jacking beam.
Foretell a box culvert side wall template travelling car structure, its characterized in that: the top of the suspender is arranged between the two connecting plates in a penetrating way, the top of the suspender is connected with the connecting plates through a hinge shaft, and the bottom of the suspender is hinged with the top of a back frame of the box culvert inner side template.
The invention also provides a method for constructing the box culvert side wall by using the box culvert side wall template moving trolley structure, which is characterized by comprising the following steps:
step one, installing a box culvert side wall template and a box culvert side wall template moving trolley structure: installing the box culvert side wall template on the bottom concrete structure according to the designed position; then installing a box culvert side wall template moving trolley structure between the two box culvert side wall templates and correcting the installation position of the box culvert side wall templates;
pouring the box culvert side wall section: pouring concrete into the box culvert side wall pouring cavity by utilizing an automobile pump until the height of the concrete is flush with the height of the panel, closing the automobile pump, and forming a box culvert side wall section in the box culvert side wall pouring cavity after the concrete is coagulated;
step three, removing the box culvert side wall template, wherein the process is as follows:
step 301, removing bolts at the end parts of the inner pull rods, adjusting a screw rod between an upper connecting beam and the top of a back frame of the box culvert inner side template, wherein the upper part of the box culvert inner side template is inclined towards a direction away from a box culvert side wall pouring cavity, so that the upper part of the box culvert inner side template is separated from the box culvert side wall section;
step 302, synchronously starting a jack to jack up the jacking frame, wherein the inner side template of the box culvert is lifted upwards under the drive of a hanger rod, so that the lower part of the inner side template of the box culvert is separated from the bottom concrete structure;
step 303, adjusting a screw rod between a lower connecting beam and the bottom of a back frame of the box culvert inner side template, wherein the lower part of the box culvert inner side template moves in a direction away from the box culvert side wall pouring cavity, so that the lower part of the box culvert inner side template is separated from the box culvert side wall section;
step 304, utilizing an automobile crane or a crawler crane to carry out block dismantling on the outer side template of the box culvert; the automobile crane or the crawler crane is arranged on one side of the box culvert outer side template, which is far away from the box culvert side wall pouring cavity;
step four, moving a box culvert side wall template: fixing a traction steel wire rope of a winch on an anchor point in front of a bottom concrete structure, starting the winch, pulling the template moving trolley body to advance along the extending direction of the track until the template moving trolley body moves to the construction position of a next section of box culvert side wall section, and closing the winch; simultaneously, the outer side template of the box culvert is moved by using the automobile crane or the crawler crane until the outer side template of the box culvert is moved to the construction position of the next box culvert side wall section;
step five, installing a box culvert side wall template, wherein the process is as follows:
step 501, adjusting a screw rod between a lower connecting beam and the bottom of a back frame of the box culvert inner side template, wherein the lower part of the box culvert inner side template moves towards a direction close to the box culvert side wall pouring cavity, so that the lower part of the box culvert inner side template is overlapped with a design edge of the box culvert side wall section;
step 502, synchronously starting a jack to retract, so that the jacking frame descends, and the inner side template of the box culvert moves downwards under the drive of the suspender, so that the lower part of the inner side template of the box culvert is abutted with the top of the bottom concrete structure;
step 503, adjusting a screw rod between an upper connecting beam and the top of a back frame of the box culvert inner side template, wherein the upper part of the box culvert inner side template is inclined towards the direction close to the box culvert side wall pouring cavity, so that the upper part of the box culvert inner side template is overlapped with the design side line of the box culvert side wall section;
step 504, installing the box culvert outer side template by using the automobile crane or the crawler crane, and connecting the box culvert inner side template and the box culvert outer side template by using an inner pull rod;
pouring the remaining box culvert side wall sections: and repeating the second step to the fifth step, and pouring the rest box culvert side wall sections until the pouring of the box culvert side walls is completed.
The method for constructing the box culvert side wall is characterized by comprising the following steps of: in the first step, when the box culvert side wall template moving trolley structure is installed, a track is installed on a bottom concrete structure between two box culvert side wall templates, then a triangular moving support unit is installed on the track, the jacking frame and the box culvert side wall templates are connected through a hanging rod, and meanwhile, the upper connecting beam and the box culvert side wall templates, the lower connecting beam and the box culvert side wall templates are connected through a screw rod.
Compared with the prior art, the invention has the following advantages:
1. according to the invention, the box culvert side wall template is integrally installed, dismantled and shifted by adopting the box culvert side wall template moving trolley structure, so that compared with the traditional construction adopting a plurality of small templates, the panel is not required to be repeatedly disassembled and assembled, and the joint quality of the panel is good; the box culvert side wall template can realize integral disassembly and assembly, and effectively solves the problems of block installation and disassembly, low construction efficiency, low formwork erection speed, poor construction quality, safety risk and the like of the traditional construction mould.
2. According to the invention, the two independent triangular movable support units are integrally connected by adopting the upper connecting beam and the lower connecting beam, the template movable trolley body is simple in structure, the trolley can be quickly installed on site, meanwhile, the trolley is light in weight, and the transportation and hoisting difficulties of trolley parts are small.
3. According to the invention, the lifting frame and the jack are arranged at the top of the template moving trolley body, so that the lifting and the lowering of the template at the inner side of the box culvert are realized, the installation position of the template at the inner side of the box culvert can be flexibly adjusted, the height of the template moving trolley body is not required to be additionally increased, or the position of the template at the inner side of the box culvert is adjusted by adopting electric hydraulic equipment and other equipment, the construction steps are simplified, the construction cost is saved, and meanwhile, the construction safety is also improved.
4. According to the invention, the lifting and lowering of the inner side template of the box culvert are realized by adopting the lifting rod, and the problem that the inner side template of the box culvert is not constrained by vertical lifting force when the box culvert moves horizontally is solved by adopting a connecting mode that the upper end and the lower end of the lifting rod are hinged, so that the structure is simple and easy to realize.
5. The box culvert side wall template moving trolley structure is adopted to integrally remove and move the box culvert side wall template, so that the box culvert side wall template is installed in place at one time, the box culvert side wall template can be repeatedly used in a turnover mode, the disassembly and the installation are convenient, the use amount of hoisting mechanical equipment is greatly reduced, the template supporting efficiency is improved, labor and time are saved, the economic benefit is remarkable, the construction quality is improved, and the safety risk of formwork erection construction is reduced.
In summary, the box culvert side wall template is integrally installed, dismantled and shifted by adopting the box culvert side wall template moving trolley structure, the panel does not need to be repeatedly disassembled and assembled, and the joint quality of the panel is good; the box culvert side wall template can be integrally disassembled, so that the problems of block installation, disassembly, low construction efficiency and the like of the template in the traditional construction are effectively solved; lifting and lowering of the inner side template of the box culvert are realized through a lifting frame and a jack which are arranged at the top of the template moving trolley body, the installation position of the inner side template of the box culvert can be flexibly adjusted, the construction steps are simplified, the construction cost is saved, and meanwhile, the construction safety is improved; the lifting and lowering of the box culvert inner side template are realized by the aid of the hanging rods, and the problem that the box culvert inner side template is not constrained by vertical lifting force during horizontal movement is solved by means of the hinged connection mode of the upper end and the lower end of the hanging rods.
The technical scheme of the invention is further described in detail through the drawings and the embodiments.
Drawings
Fig. 1 is a schematic diagram of the connection relationship between a box culvert side wall template mobile trolley structure and a box culvert inner side template.
Fig. 2 is an enlarged view at a of fig. 1.
Fig. 3 is a schematic view of a construction state of a mobile trolley structure for installing a box culvert side wall template and a box culvert side wall template.
Fig. 4 is a schematic view of a construction state in which the upper part of the box culvert inner side template and the box culvert side wall section are separated.
Fig. 5 is a schematic view of a construction state of the inner side template of the lifting box culvert.
FIG. 6 is a schematic illustration of the connection of the boom assembly and the first lift beam of the present invention.
Fig. 7 is a flow chart of the method of the present invention.
Reference numerals illustrate:
1-lifting the frame; 2-jack; 3-upper connecting cross beam;
4-mounting plate; 5-connecting bolts; 6-a screw rod;
7-a horizontal connecting beam; 8-a bottom plate; 9-a diagonal support bar;
10-a horizontal connecting rod; 11-top beam; 12-moving wheel;
13-a bottom concrete structure; 14-track; 15-a winch;
16-a panel; 17-back frame; 18-a boom;
19-a first lifting beam; 20-a second lifting beam; 21-an inner pull rod;
22-lower connecting beam; 23-box culvert side wall sections; 24-a vertical connecting rod;
25-top connecting rod; 26-connecting plates; 27-a hinge shaft;
28-box culvert outer side template.
Detailed Description
The box culvert side wall template moving trolley structure comprises a template moving trolley body arranged between two box culvert side wall templates, a jacking frame 1 horizontally arranged at the top of the template moving trolley body, and a moving mechanism arranged at the bottom of the template moving trolley body and used for driving the template moving trolley body to move, wherein the template moving trolley body is arranged between the two box culvert side wall templates; the template moving trolley body is connected with the jacking frame 1 through a plurality of jacks 2; the box culvert side wall template is connected with the jacking frame 1 through a suspender component;
the template moving trolley body comprises two symmetrically arranged triangular moving bracket units, the two triangular moving bracket units are arranged along the extending direction of the box culvert side wall template, the two triangular moving bracket units are connected through an upper connecting beam 3 and a lower connecting beam 22, and the upper connecting beam 3 and the lower connecting beam 22 are horizontally arranged between the two triangular moving bracket units; the upper connecting beam 3 and the triangular movable bracket unit and the lower connecting beam 22 and the triangular movable bracket unit are connected through connecting components;
the upper connecting beam 3 and the box culvert side wall templates as well as the lower connecting beam 22 and the box culvert side wall templates are connected through screw rods 6;
the moving mechanism comprises a plurality of moving wheels 12 which are all arranged at the bottom of the triangular moving support unit, a track 14 which is horizontally arranged on a bottom concrete structure 13 and matched with the moving wheels 12, and a winch 15 which is arranged in the triangular moving support unit and used for driving the triangular moving support unit to move; the rails 14 are arranged along the extending direction of the box culvert side wall templates;
the boom assembly comprises a connecting frame arranged on the jacking frame 1 and a boom 18 arranged at the bottom of the connecting frame, the top of the boom 18 is hinged with the bottom of the connecting frame, and the bottom of the boom 18 is hinged with the top of the box culvert side wall template.
According to the invention, the box culvert side wall template is integrally installed, dismantled and shifted by adopting the box culvert side wall template moving trolley structure, so that compared with the traditional construction adopting a plurality of small templates, the panel 16 does not need to be repeatedly disassembled and assembled, and the joint quality of the panel 16 is good; the box culvert side wall template can realize integral disassembly and assembly, and effectively solves the problems of block installation and disassembly, low construction efficiency, low formwork erection speed, poor construction quality, safety risk and the like of the traditional construction mould.
According to the invention, two independent triangular movable support units are integrally connected by adopting the upper connecting beam 3 and the lower connecting beam 22, the template movable trolley body is simple in structure, the trolley can be quickly installed on site, meanwhile, the trolley is light in weight, and the transportation and hoisting difficulties of trolley parts are small.
According to the invention, the lifting frame 1 and the jack 2 arranged at the top of the template moving trolley body are utilized to lift and lower the inner template of the box culvert, so that the mounting position of the inner template of the box culvert can be flexibly adjusted, the height of the template moving trolley body is not required to be additionally increased, or the position of the inner template of the box culvert is adjusted by adopting electric hydraulic equipment and other equipment, the construction steps are simplified, the construction cost is saved, and meanwhile, the construction safety is improved.
The lifting and lowering of the box culvert inner side template are realized by the aid of the hanging rods 18, the problem that the box culvert inner side template is not constrained by vertical lifting force when moving horizontally is solved by means of the hinged connection mode of the upper end and the lower end of the hanging rods, and the box culvert inner side template lifting device is simple in structure and easy to realize.
The box culvert side wall template moving trolley structure is adopted to integrally remove and move the box culvert side wall template, so that the box culvert side wall template is installed in place at one time, the box culvert side wall template can be repeatedly used in a turnover mode, the disassembly and the installation are convenient, the use amount of hoisting mechanical equipment is greatly reduced, the template supporting efficiency is improved, labor and time are saved, the economic benefit is remarkable, the construction quality is improved, and the safety risk of formwork erection construction is reduced.
It should be noted that, the box culvert side wall template and the box culvert side wall template mobile trolley structure are two relatively independent structures, need not to design special box culvert side wall template mobile trolley structure to panel 16, box culvert side wall template can combine other templates of job site to realize the universalization, and the use turnover number of panel 16 increases by a wide margin. The upper end and the lower end of the jack 2 are fixed by adopting clamps.
As shown in fig. 3, 4 and 5, in this embodiment, the box culvert side wall templates include a box culvert inner side template and a box culvert outer side template 28 which are all vertically arranged on the bottom concrete structure 13, and an inner pull rod 21 which is arranged between the box culvert inner side template and the box culvert outer side template 28, the box culvert inner side template, the box culvert outer side template 28 and the bottom concrete structure 13 enclose a box culvert side wall pouring cavity, the box culvert inner side template and the box culvert outer side template 28 have the same structure, the box culvert inner side template and the box culvert outer side template 28 both include a panel 16 which is vertically arranged and a back frame 17 which is arranged on the panel 16, and the back frame 17 is arranged on one side far away from the box culvert side wall pouring cavity; the panel 16 and the back frame 17 are connected through bolts, and the end part of the inner pull rod 21 is mounted on the panel 16 through bolts; the upper connecting beam 3 is connected with the top of the back frame 17 of the box culvert inner side template through a screw rod 6, and the lower connecting beam 22 is connected with the bottom of the back frame 17 of the box culvert inner side template through a screw rod 6.
In actual use, the panel 16 is welded by a steel plate and grid stiffeners into a plurality of panels, and the panels are connected by bolts to form a side wall integral panel. The back frame 17 is made of profile steel, the panel 16 and the back frame 17 are connected into a whole through bolts by utilizing the holes on the stiffening ribs and the holes on the profile steel, and the back frame 17 sections correspond to the panel 16 sections.
As shown in fig. 2, in the present embodiment, the connection assembly includes a mounting plate 4 horizontally disposed on the tripod unit, and a plurality of connection bolts 5 each disposed on the mounting plate 4.
As shown in fig. 2, the upper connecting beam 3 and the mounting plate 4, and the lower connecting beam 22 and the mounting plate 4 are connected by the connecting bolts 5, and the upper connecting beam 3 and the lower connecting beam 22 are easily assembled and disassembled by the detachable connection.
As shown in fig. 3, 4 and 5, in this embodiment, the tripod unit includes a base plate 8 horizontally disposed, two triangular brackets vertically disposed on the base plate 8, and a plurality of horizontal connection beams 7 horizontally connected between the two triangular brackets, and the base plate 8, the triangular brackets, and the horizontal connection beams 7 are integrally formed; the plurality of horizontal connecting beams 7 are uniformly distributed along the height direction of the triangular bracket; the moving wheel 12 is arranged at the bottom of the bottom plate 8, and the winch 15 is arranged on the bottom plate 8.
As shown in fig. 1, 3, 4 and 5, in this embodiment, the tripod includes two diagonal braces 9 symmetrically disposed on the bottom plate 8 and a horizontal connecting rod 10 horizontally disposed between the two diagonal braces 9, where the diagonal braces 9 and the horizontal connecting rod 10 are integrally formed; the bottoms of the two diagonal support rods 9 are fixed on the bottom plate 8, and the tops of the two diagonal support rods 9 meet at a point; a top cross beam 11 is horizontally arranged between the tops of the two triangular brackets, the top cross beam 11 is horizontally arranged at the tops of the two diagonal support rods 9, and the jack 2 is vertically arranged on the top cross beam 11.
As shown in fig. 1, 3, 4 and 5, in this embodiment, the lifting frame 1 includes two first lifting beams 19 each horizontally disposed at the top of the jack 2 and two second lifting beams 20 each horizontally disposed between the two first lifting beams 19, the second lifting beams 20 are disposed at the end portions of the first lifting beams 19, and the first lifting beams 19 and the second lifting beams 20 are integrally formed.
As shown in fig. 6, in this embodiment, the connection frame includes two vertical connection rods 24 vertically disposed on two sides of the first lifting beam 19, the tops of the two vertical connection rods 24 are connected by a top connection rod 25, and the top connection rod 25 is horizontally disposed on the top surface of the first lifting beam 19; the bottoms of the two vertical connecting rods 24 are connected through two connecting plates 26, and the two connecting plates 26 are symmetrically arranged at the bottom of the first lifting beam 19.
In this embodiment, the top of the boom 18 is disposed between the two connection plates 26 in a penetrating manner, and the top of the boom 18 is connected with the connection plates 26 through a hinge shaft 27, and the bottom of the boom 18 is hinged with the top of the back frame 17 of the box culvert inner side template.
The method for constructing the box culvert side wall by using the box culvert side wall template moving trolley structure as shown in fig. 1 to 7 is characterized by comprising the following steps:
step one, installing a box culvert side wall template and a box culvert side wall template moving trolley structure: installing the box culvert side wall template on the bottom concrete structure 13 according to the designed position; then installing a box culvert side wall template moving trolley structure between the two box culvert side wall templates and correcting the installation position of the box culvert side wall templates;
pouring the box culvert side wall section: casting concrete into the box culvert side wall casting cavity at one time by utilizing an automobile pump until the height of the concrete is equal to the height of the panel 16, closing the automobile pump, and forming a box culvert side wall section 23 in the box culvert side wall casting cavity after the concrete is coagulated;
step three, removing the box culvert side wall template, wherein the process is as follows:
step 301, removing bolts at the end parts of the inner pull rods 21, and adjusting a screw rod 6 between an upper connecting beam 3 and the top of a back frame 17 of the box culvert inner side template, wherein the upper part of the box culvert inner side template is inclined towards a direction away from a box culvert side wall pouring cavity, so that the upper part of the box culvert inner side template is separated from the box culvert side wall section 23;
step 302, synchronously starting a jack 2 to jack up the jacking frame 1, wherein the inner side template of the box culvert is driven by a hanger rod 18 to be lifted upwards, so that the lower part of the inner side template of the box culvert is separated from the bottom concrete structure 13;
step 303, adjusting a screw rod 6 between a lower connecting beam 22 and the bottom of a back frame 17 of the box culvert inner side template, wherein the lower part of the box culvert inner side template moves in a direction away from the box culvert side wall pouring cavity, so that the lower part of the box culvert inner side template is separated from the box culvert side wall section 23;
step 304, the box culvert outer side template 28 is removed in a blocking mode by utilizing an automobile crane or a crawler crane; wherein, the automobile crane or the crawler crane is arranged on one side of the box culvert outer side template 28 away from the box culvert side wall pouring cavity;
step four, moving a box culvert side wall template: fixing a traction steel wire rope of a winch 15 on an anchor point in front of the bottom concrete structure 13, starting the winch 15, pulling the template moving trolley body to travel along the extending direction of the track 14 until the template moving trolley body moves to the construction position of the next section of box culvert side wall section, and closing the winch 15; simultaneously, the outer side template 28 of the box culvert is moved by using the automobile crane or the crawler crane until the outer side template 28 of the box culvert is moved to the construction position of the side wall section of the next box culvert;
step five, installing a box culvert side wall template, wherein the process is as follows:
step 501, adjusting a screw rod 6 between a lower connecting beam 22 and the bottom of a back frame 17 of the box culvert inner side template, wherein the lower part of the box culvert inner side template moves towards the direction close to the box culvert side wall pouring cavity, so that the lower part of the box culvert inner side template is overlapped with the design edge line of the box culvert side wall section;
step 502, synchronously starting the jack 2 to retract, so that the jacking frame 1 descends, and the box culvert inner side template moves downwards under the drive of the suspender 18, so that the lower part of the box culvert inner side template is abutted with the top of the bottom concrete structure 13;
step 503, adjusting a screw rod 6 between an upper connecting beam 3 and the top of a back frame 17 of the box culvert inner side template, wherein the upper part of the box culvert inner side template is inclined towards the direction close to the box culvert side wall pouring cavity, so that the upper part of the box culvert inner side template is overlapped with the design edge line of the box culvert side wall section;
step 504, installing the box culvert outer side template 28 by using the automobile crane or the crawler crane, and connecting the box culvert inner side template and the box culvert outer side template 28 by using an inner pull rod 21;
pouring the remaining box culvert side wall sections: and repeating the second step to the fifth step, and pouring the rest box culvert side wall sections until the pouring of the box culvert side walls is completed.
In the first step, when the installation position of the box culvert side wall template is corrected, the effect of reinforcing the installation position of the box culvert side wall template is achieved through reinforcing the inner pull rod 21.
In the third step, in the process of dismantling the box culvert inner side template, the outer box culvert outer side template 28 can be dismantled and moved simultaneously, the box culvert outer side template 28 is dismantled and moved in a blocking mode by utilizing an automobile crane or a crawler crane, and the automobile crane or the crawler crane is arranged on one side, far away from the box culvert side wall pouring cavity, of the box culvert outer side template 28. In the fifth step, when the box culvert side wall template moving trolley structure is used for installing the box culvert inner side template, an automobile crane or a crawler crane is also used for installing the box culvert outer side template 28.
And step four, when the box culvert side wall template moving trolley structure is moved, a traction steel wire rope of a winch 15 is fixed on an anchor point in front of the bottom concrete structure 13, and the box culvert side wall template moving trolley structure is moved to the next section of side wall position through traction of the winch.
In step 302, when the vertical distance between the lower part of the box culvert inner side template and the top of the bottom concrete structure 13 reaches 5 cm-10 cm, the jack 2 stops lifting; the lower connecting beam 22 and the screw rod 6 between the box culvert side wall templates are contracted to enable the lower part of the box culvert inner side templates to be separated from the bottom concrete structure 13 until the whole box culvert inner side templates are in a basically vertical state, and the box culvert side wall template moving trolley structure can drive the whole box culvert inner side templates to move to the next casting area.
In the first embodiment, when the box culvert side wall template moving trolley structure is installed, a track 14 is installed on a bottom concrete structure 13 between two box culvert side wall templates, then a triangle moving support unit is installed on the track 14, the jacking frame 1 and the box culvert side wall templates are connected through a suspension rod 18, and meanwhile, the upper connecting beam 3 and the box culvert side wall templates, and the lower connecting beam 22 and the box culvert side wall templates are connected through a screw rod 6.
The foregoing description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and any simple modification, variation and equivalent structural changes made to the above embodiment according to the technical substance of the present invention still fall within the scope of the technical solution of the present invention.
Claims (10)
1. A box culvert side wall template travelling car structure which characterized in that: the box culvert side wall template moving trolley comprises a template moving trolley body arranged between two box culvert side wall templates, a jacking frame (1) horizontally arranged at the top of the template moving trolley body, and a moving mechanism arranged at the bottom of the template moving trolley body and used for driving the template moving trolley body to move; the template moving trolley body is connected with the jacking frame (1) through a plurality of jacks (2); the box culvert side wall template is connected with the jacking frame (1) through a suspender component;
the template moving trolley body comprises two symmetrically arranged triangular moving bracket units, the two triangular moving bracket units are arranged along the extending direction of the box culvert side wall template, the two triangular moving bracket units are connected through an upper connecting beam (3) and a lower connecting beam (22), and the upper connecting beam (3) and the lower connecting beam (22) are horizontally arranged between the two triangular moving bracket units; the upper connecting beam (3) and the triangular movable support unit and the lower connecting beam (22) and the triangular movable support unit are connected through connecting components;
the upper connecting beam (3) and the box culvert side wall template as well as the lower connecting beam (22) and the box culvert side wall template are connected through a screw rod (6);
the moving mechanism comprises a plurality of moving wheels (12) which are all arranged at the bottom of the triangular moving support unit, a track (14) which is horizontally arranged on a bottom concrete structure (13) and matched with the moving wheels (12), and a winch (15) which is arranged in the triangular moving support unit and used for driving the triangular moving support unit to move; the rails (14) are arranged along the extending direction of the box culvert side wall templates;
the lifting rod assembly comprises a connecting frame arranged on the jacking frame (1) and a lifting rod (18) arranged at the bottom of the connecting frame, the top of the lifting rod (18) is hinged with the bottom of the connecting frame, and the bottom of the lifting rod (18) is hinged with the top of the box culvert side wall template.
2. The box culvert side wall template moving trolley structure according to claim 1, wherein: the box culvert side wall template comprises a box culvert inner side template and a box culvert outer side template (28) which are vertically arranged on a bottom concrete structure (13), and an inner pull rod (21) arranged between the box culvert inner side template and the box culvert outer side template (28), wherein the box culvert inner side template, the box culvert outer side template (28) and the bottom concrete structure (13) enclose a box culvert side wall pouring cavity, the box culvert inner side template and the box culvert outer side template (28) are identical in structure, the box culvert inner side template and the box culvert outer side template (28) comprise a panel (16) which is vertically arranged and a back frame (17) which is arranged on the panel (16), and the back frame (17) is arranged on one side far away from the box culvert side wall pouring cavity; the panel (16) and the back frame (17) are connected through bolts, and the end part of the inner pull rod (21) is mounted on the panel (16) through bolts; the upper connecting beam (3) is connected with the top of the back frame (17) of the box culvert inner side template through a screw rod (6), and the lower connecting beam (22) is connected with the bottom of the back frame (17) of the box culvert inner side template through the screw rod (6).
3. The box culvert side wall template moving trolley structure according to claim 1, wherein: the connecting assembly comprises a mounting plate (4) horizontally arranged on the triangular moving support unit and a plurality of connecting bolts (5) which are all arranged on the mounting plate (4).
4. The box culvert side wall template moving trolley structure according to claim 1, wherein: the triangular movable support unit comprises a bottom plate (8) which is horizontally arranged, two triangular supports which are vertically arranged on the bottom plate (8) and a plurality of horizontal connecting beams (7) which are horizontally connected between the two triangular supports, and the bottom plate (8), the triangular supports and the horizontal connecting beams (7) are integrally formed; the plurality of horizontal connecting beams (7) are uniformly distributed along the height direction of the triangular bracket; the moving wheels (12) are arranged at the bottom of the bottom plate (8), and the windlass (15) is arranged on the bottom plate (8).
5. The box culvert side wall template moving trolley structure according to claim 4, wherein: the triangular bracket comprises two inclined support rods (9) symmetrically arranged on the bottom plate (8) and a horizontal connecting rod (10) horizontally arranged between the two inclined support rods (9), and the inclined support rods (9) and the horizontal connecting rod (10) are integrally formed; the bottoms of the two diagonal support rods (9) are fixed on the bottom plate (8), and the tops of the two diagonal support rods (9) are intersected at one point; a top cross beam (11) is horizontally arranged between the tops of the two triangular brackets, the top cross beam (11) is horizontally arranged at the tops of the two diagonal support bars (9), and the jack (2) is vertically arranged on the top cross beam (11).
6. The box culvert side wall template moving trolley structure according to claim 1, wherein: the lifting frame (1) comprises two first lifting beams (19) which are horizontally arranged at the top of the jack (2) and two second lifting beams (20) which are horizontally arranged between the two first lifting beams (19), wherein the second lifting beams (20) are arranged at the end parts of the first lifting beams (19), and the first lifting beams (19) and the second lifting beams (20) are integrally formed.
7. The box culvert side wall template moving trolley structure according to claim 6, wherein: the connecting frame comprises two vertical connecting rods (24) which are vertically arranged on two sides of the first jacking beam (19), the tops of the two vertical connecting rods (24) are connected through a top connecting rod (25), and the top connecting rod (25) is horizontally arranged on the top surface of the first jacking beam (19); the bottoms of the two vertical connecting rods (24) are connected through two connecting plates (26), and the two connecting plates (26) are symmetrically arranged at the bottom of the first lifting beam (19).
8. The box culvert side wall template moving trolley structure of claim 7, wherein: the top of the suspender (18) is arranged between the two connecting plates (26) in a penetrating way, the top of the suspender (18) is connected with the connecting plates (26) through a hinge shaft (27), and the bottom of the suspender (18) is hinged with the top of a back frame (17) of the box culvert inner side template.
9. The method for constructing the box culvert side wall by using the box culvert side wall template mobile trolley structure according to claim 2, which is characterized by comprising the following steps:
step one, installing a box culvert side wall template and a box culvert side wall template moving trolley structure: installing the box culvert side wall template on a bottom concrete structure (13) according to the design position; then installing a box culvert side wall template moving trolley structure between the two box culvert side wall templates and correcting the installation position of the box culvert side wall templates;
pouring the box culvert side wall section: casting concrete into the box culvert side wall casting cavity at one time by utilizing an automobile pump until the height of the concrete is flush with the height of the panel (16), closing the automobile pump, and forming a box culvert side wall section (23) in the box culvert side wall casting cavity after the concrete is coagulated;
step three, removing the box culvert side wall template, wherein the process is as follows:
step 301, removing bolts at the end parts of the inner pull rods (21), adjusting a lead screw (6) between an upper connecting beam (3) and the top of a back frame (17) of the box culvert inner side template, wherein the upper part of the box culvert inner side template is inclined in a direction away from a box culvert side wall pouring cavity, so that the upper part of the box culvert inner side template is separated from the box culvert side wall section (23);
302, synchronously starting a jack (2) to jack up a jacking frame (1), wherein the inner side template of the box culvert is driven by a suspender (18) to be lifted upwards, so that the lower part of the inner side template of the box culvert is separated from the bottom concrete structure (13);
step 303, adjusting a screw rod (6) between a lower connecting beam (22) and the bottom of a back frame (17) of the box culvert inner side template, wherein the lower part of the box culvert inner side template moves in a direction away from the box culvert side wall pouring cavity, so that the lower part of the box culvert inner side template is separated from the box culvert side wall section (23);
step 304, utilizing an automobile crane or a crawler crane to carry out block dismantling on the box culvert outer side template (28); wherein the automobile crane or the crawler crane is arranged on one side of the box culvert outer side template (28) far away from the box culvert side wall pouring cavity;
step four, moving a box culvert side wall template: fixing a traction steel wire rope of a winch (15) on an anchor point in front of a bottom concrete structure (13), starting the winch (15), pulling the template moving trolley body to advance along the extending direction of the track (14) until the template moving trolley body moves to the construction position of a next section of box culvert side wall section, and closing the winch (15); simultaneously, the outer side template (28) of the box culvert is moved by using the automobile crane or the crawler crane until the outer side template (28) of the box culvert is moved to the construction position of the side wall section of the next box culvert;
step five, installing a box culvert side wall template, wherein the process is as follows:
step 501, adjusting a screw rod (6) between a lower connecting beam (22) and the bottom of a back frame (17) of the box culvert inner side template, wherein the lower part of the box culvert inner side template moves towards the direction close to the box culvert side wall pouring cavity, so that the lower part of the box culvert inner side template is overlapped with the design edge line of the box culvert side wall section;
step 502, synchronously starting the jack (2) to retract, so that the jacking frame (1) descends, and the box culvert inner side template moves downwards under the drive of the suspender (18) to enable the lower part of the box culvert inner side template to be abutted with the top of the bottom concrete structure (13);
step 503, adjusting a screw rod (6) between an upper connecting beam (3) and the top of a back frame (17) of the box culvert inner side template, wherein the upper part of the box culvert inner side template is inclined towards the direction close to the box culvert side wall pouring cavity, so that the upper part of the box culvert inner side template is overlapped with the design edge line of the box culvert side wall section;
step 504, installing the box culvert outer side template (28) by using the automobile crane or the crawler crane, and connecting the box culvert inner side template and the box culvert outer side template (28) by using an inner pull rod (21);
pouring the remaining box culvert side wall sections: and repeating the second step to the fifth step, and pouring the rest box culvert side wall sections until the pouring of the box culvert side walls is completed.
10. The method for constructing the box culvert side wall according to claim 9, wherein the method comprises the following steps: in the first step, when the box culvert side wall template moving trolley structure is installed, firstly, a track (14) is installed on a bottom concrete structure (13) between two box culvert side wall templates, then, a triangular moving support unit is installed on the track (14), the jacking frame (1) and the box culvert side wall templates are connected through a hanging rod (18), and meanwhile, the upper connecting cross beam (3) and the box culvert side wall templates as well as the lower connecting cross beam (22) and the box culvert side wall templates are connected through a screw rod (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310565462.7A CN116356726A (en) | 2023-05-17 | 2023-05-17 | Box culvert side wall template mobile trolley structure and construction method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310565462.7A CN116356726A (en) | 2023-05-17 | 2023-05-17 | Box culvert side wall template mobile trolley structure and construction method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116356726A true CN116356726A (en) | 2023-06-30 |
Family
ID=86939390
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310565462.7A Pending CN116356726A (en) | 2023-05-17 | 2023-05-17 | Box culvert side wall template mobile trolley structure and construction method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116356726A (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103133011A (en) * | 2011-11-28 | 2013-06-05 | 中建七局安装工程有限公司 | Construction device and construction method of hydraulic pressure steel mould trolley monolithic conduit pipe body |
| CN204703928U (en) * | 2015-06-23 | 2015-10-14 | 中建七局安装工程有限公司 | A kind of formwork jumbo for tunnel sidewalls construction |
| CN206376193U (en) * | 2016-11-21 | 2017-08-04 | 中水电四局南方（珠海）工程有限公司 | Culvert construction chassis |
| CN209384132U (en) * | 2018-12-26 | 2019-09-13 | 内蒙古路桥集团有限责任公司 | Assembled box culvert template |
| CN113047189A (en) * | 2021-03-24 | 2021-06-29 | 中国五冶集团有限公司 | Movable formwork for culvert construction |
| CN113235472A (en) * | 2021-05-18 | 2021-08-10 | 中国水利水电第七工程局有限公司 | Concrete placement platform truck is contained to apron |
| CN216586226U (en) * | 2021-03-01 | 2022-05-24 | 中国葛洲坝集团第二工程有限公司 | Large-scale concrete drainage box culvert roof suspension type template support |
| CN216947940U (en) * | 2021-09-28 | 2022-07-12 | 常涛 | Box culvert external mold lifting device |
| CN115637762A (en) * | 2022-09-22 | 2023-01-24 | 四川省交通建设集团股份有限公司 | Pouring method for side wall movable formwork of road drainage ditch |
| CN115748524A (en) * | 2022-12-09 | 2023-03-07 | 四川港航建设工程有限公司 | Cast-in-place concrete drainage box culvert and construction method thereof |
-
2023
- 2023-05-17 CN CN202310565462.7A patent/CN116356726A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103133011A (en) * | 2011-11-28 | 2013-06-05 | 中建七局安装工程有限公司 | Construction device and construction method of hydraulic pressure steel mould trolley monolithic conduit pipe body |
| CN204703928U (en) * | 2015-06-23 | 2015-10-14 | 中建七局安装工程有限公司 | A kind of formwork jumbo for tunnel sidewalls construction |
| CN206376193U (en) * | 2016-11-21 | 2017-08-04 | 中水电四局南方（珠海）工程有限公司 | Culvert construction chassis |
| CN209384132U (en) * | 2018-12-26 | 2019-09-13 | 内蒙古路桥集团有限责任公司 | Assembled box culvert template |
| CN216586226U (en) * | 2021-03-01 | 2022-05-24 | 中国葛洲坝集团第二工程有限公司 | Large-scale concrete drainage box culvert roof suspension type template support |
| CN113047189A (en) * | 2021-03-24 | 2021-06-29 | 中国五冶集团有限公司 | Movable formwork for culvert construction |
| CN113235472A (en) * | 2021-05-18 | 2021-08-10 | 中国水利水电第七工程局有限公司 | Concrete placement platform truck is contained to apron |
| CN216947940U (en) * | 2021-09-28 | 2022-07-12 | 常涛 | Box culvert external mold lifting device |
| CN115637762A (en) * | 2022-09-22 | 2023-01-24 | 四川省交通建设集团股份有限公司 | Pouring method for side wall movable formwork of road drainage ditch |
| CN115748524A (en) * | 2022-12-09 | 2023-03-07 | 四川港航建设工程有限公司 | Cast-in-place concrete drainage box culvert and construction method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN113235472B (en) | Concrete placement platform truck is contained to apron | |
| CN106120563A (en) | Cast-in-situ box girder Combined movable mould bases and construction method thereof | |
| CN112647436B (en) | Porous cast-in-situ box culvert bottom plate and construction method | |
| CN113417219B (en) | Hydraulic internal mold asynchronous traveling system and method for bridge suspension casting basket box chamber | |
| CN111926998B (en) | Super high-rise structure outer frame steel pipe column construction method | |
| CN212079329U (en) | Template for pouring tunnel lining | |
| CN205975365U (en) | Cast -in -situ box girder combined type moving die carrier | |
| CN219240333U (en) | Trolley for construction of cover culvert | |
| CN108005684B (en) | Separated steel mould trolley and construction method thereof | |
| CN116356726A (en) | Box culvert side wall template mobile trolley structure and construction method thereof | |
| CN115110765A (en) | Construction method and device for shear wall at deformation joint | |
| CN214883071U (en) | Porous cast-in-situ box culvert bottom plate template system | |
| CN110883920B (en) | Prefabricated T roof beam self-propelled hydraulic pressure template device and template system | |
| CN112878667A (en) | Sliding frame structure and construction method for outer wall concrete pouring by using same | |
| CN219219101U (en) | Sectional early-dismantling formwork train | |
| CN112160339A (en) | Construction method for lifting and pouring concrete retaining wall | |
| CN221093460U (en) | Nearby business line pile foundation construction removes gallows device | |
| CN110788968B (en) | Template system for prefabricating U-shaped beam | |
| CN216642133U (en) | Unilateral movable tunnel middle partition wall template trolley | |
| CN115351884B (en) | Synchronous positioning device and method for inner and outer templates of U-shaped aqueduct | |
| CN219605289U (en) | Variable intermediate wall template trolley suitable for bifurcation tunnel multi-arch section | |
| CN221029660U (en) | Fish belly type box girder supporting die frame | |
| CN212563258U (en) | Lining trolley with functions of transporting and lifting | |
| CN218758810U (en) | Integral self-propelled ditch template trolley | |
| CN218712236U (en) | External mold device applied to continuous beam construction |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |