CN214497236U

CN214497236U - Light truss type porous box culvert template system

Info

Publication number: CN214497236U
Application number: CN202022806365.7U
Authority: CN
Inventors: 王新泉
Original assignee: Zhejiang Shirun Jianchuang Technology Development Co Ltd
Current assignee: Zhejiang Shirun Jianchuang Technology Development Co Ltd
Priority date: 2020-11-27
Filing date: 2020-11-27
Publication date: 2021-10-26
Anticipated expiration: 2030-11-27

Abstract

The utility model relates to a light truss type porous box culvert template system, which comprises a pre-buried bottom plate, a light truss type box culvert internal mold system and a light truss type box culvert external mold system; the embedded bottom plate is provided with a travelling crane track of the box culvert internal mold; the light truss type box culvert internal mold system mainly comprises a light truss type template trolley, an integral opposite-jacking adjusting device, a tension-compression device auxiliary hinged foldable internal mold and a hidden lifting traveling wheel system; the light truss type box culvert external mold system mainly comprises a template truss integrated external mold system and a top movable truss operation platform. The utility model has the advantages that: each part of the main truss of this patent passes through bolted connection, and the installation is dismantled conveniently, can carry out platform truck size adjustment according to box culvert dimensional requirement, forms integral adjusting device to pushing up, effectively guarantees structural strength, improves the template support effect.

Description

Light truss type porous box culvert template system

Technical Field

The utility model relates to a reinforced concrete box culvert engineering technical field especially relates to a template system is contained to porous box of light-duty truss-like.

Background

The box culvert refers to a culvert built by reinforced concrete box pipe joints, cast-in-place concrete construction is generally adopted in the box culvert construction, a concrete cushion layer is poured in an excavated groove, processed reinforcing steel bars are bound on site, and concrete is poured on the inner mold and the outer mold, so that the box culvert has the functions of draining water, passing people and allowing vehicles to pass. At present, the porous box culvert type reinforced concrete structure is widely applied to municipal engineering construction.

However, in the construction of the prior porous reinforced concrete box culvert type structural engineering, construction is generally divided into a plurality of sections, a support template is erected and dismantled once during construction of each section, the construction efficiency is low, and optimization design needs to be carried out on the section, so that a box culvert template system which is firm in structure, rapid and convenient in template installation and dismantling, rapid in transfer, reusable and high in applicability is provided, the construction progress of box culvert type reinforced concrete is accelerated, and the construction quality is ensured.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the not enough among the prior art, provide a porous box culvert template system of light-duty truss-like.

The light truss type porous box culvert template system comprises an embedded bottom plate, a light truss type box culvert internal mold system and a light truss type box culvert external mold system; the embedded bottom plate is provided with a travelling crane track of the box culvert internal mold; the light truss type box culvert internal mold system mainly comprises a light truss type template trolley, an integral opposite-jacking adjusting device, a tension-compression device auxiliary hinged foldable internal mold and a hidden lifting traveling wheel system; the light truss type box culvert external mold system mainly comprises a template truss integrated external mold system and a top movable truss operation platform.

Preferably, the method comprises the following steps: the travelling crane rails are laid on a pre-cast embedded bottom plate which is poured in advance; the lower longitudinal beam is connected with a screw rod through a fastening bolt to support and is erected on the embedded bottom plate; the upper cross beam, the middle cross beam, the lower cross beam and the main column are connected through bolts to form a light truss type template trolley main truss, the assembled main truss is fixedly connected to the lower longitudinal beam, and the upper longitudinal beam is arranged at the upper part of the main truss; an oil cylinder support and a lifting oil cylinder are installed at the upper end of the main column, and the lifting oil cylinder, the main back ridge and the upper template are fixed through connecting bolts to form an integral opposite-jacking adjusting device; the two sides of the upper template are connected with an outer template through hinged supports, and the outer template is provided with reserved bolt holes.

Preferably, the method comprises the following steps: hinged supports are respectively arranged at two ends of the upper cross beam, the middle cross beam and the lower cross beam and are connected with threaded rod seats arranged on the inner sides of the outer templates through lateral lead screws to form the auxiliary hinged type foldable inner mold of the tension and compression device; when the trolley is pushed, the lateral screw rods are folded inwards and fixed with the main column through the hanging rings.

Preferably, the method comprises the following steps: the height of the walking wheels is adjusted through the screw rod support, and the walking wheels and the screw rod support form a hidden type lifting walking wheel system.

Preferably, the method comprises the following steps: the front end and the rear end of the joint position of the main column, the upper cross beam and the lower cross beam are provided with diagonal rod brackets, and the front adjacent main trusses and the rear adjacent main trusses are in cross connection through diagonal connecting rods; the hydraulic power unit workbench is fixedly connected with a beam of a main truss of the light truss type formwork trolley, and the hydraulic power unit is provided with a crawling ladder.

Preferably, the method comprises the following steps: the outer mold walking system is placed on an outer mold rail, the outer mold rail is positioned on the outer side of the embedded bottom plate, and the outer mold walking system is connected with the outer mold bottom beam through a bottom beam fixing bolt; the support frame is fixedly connected with the support diagonal rod to form an outer mold truss, and the support frame is connected with the outer side template through an adjusting screw rod to form a template truss integrated outer side mold system; the outer side template and the outer template are fixed in a split way through split screws to form the template auxiliary jacking device.

Preferably, the method comprises the following steps: a telescopic hydraulic cylinder and a base support are arranged on the upper side of the support frame, and the telescopic hydraulic cylinder is connected with the top template longitudinal beam through a bolt; the upper connecting beam, the top longitudinal beam, the supporting rod and the top template are fixedly connected to form a top movable truss operation platform, the upper connecting beam and the top longitudinal beam are located at the same horizontal height and are perpendicular to each other, the top template and the top template longitudinal beam are located at the same horizontal height and are perpendicular to each other, and the supporting rod is arranged between the upper connecting beam and the top template.

The utility model has the advantages that:

(1) each part of the main truss of this patent passes through bolted connection, and the installation is dismantled conveniently, can carry out platform truck size adjustment according to box culvert dimensional requirement, forms integral adjusting device to pushing up, effectively guarantees structural strength, improves the template support effect.

(2) This patent adopts and draws the supplementary articulated formula of pressing device to roll over the centre form, through crossbeam both sides side direction lead screw fixed side form, can effectively improve installation positioning accuracy, reduces the work load of installation dismantlement simultaneously.

(3) This patent adopts implicit expression lift walking wheel system, improves truss stability during formwork, and wheel lift adjustment convenient and fast makes the platform truck shift rapidly, effectively practices thrift the time limit for a project.

Drawings

FIG. 1 is a structural view of a light truss type porous box culvert template system

FIG. 2 is a view of the light truss type multihole box culvert trolley;

FIG. 3 is a longitudinal structural view of a lightweight truss type multihole box culvert trolley;

fig. 4 is a structural diagram of the light truss type porous box culvert trolley after demoulding.

Description of reference numerals: 1-pre-embedding a bottom plate; 2-a travelling crane track; 3-a travelling wheel; 4-lower longitudinal beam; 5, an upper cross beam; 6-middle cross beam; 7-a lower cross beam; 8-a main column; 9-upper longitudinal beam; 10-oil cylinder support; 11-lifting oil cylinder; 12-main back arris; 13-upper template; 14-connecting bolts; 15-hinged support; 16-an outer template; 17-reserving bolt holes; 18-lateral screw rod; 19-a screw seat; 20-fastening bolts; 21-screw rod support; 22-climbing ladder; 23-a hydraulic pump station; 24-a lifting ring; 25-a sway bar bracket; 26-a diagonal linkage; 27-an outer mold track; 28-external mold walking system; 29-sill anchor bolts; 30-outer mold bottom beam; 31-a support frame; 32-supporting diagonal rods; 33-template connecting bolts; 34-adjusting screw rod; 35-outer template; 36-counter-pulling screw; 37-a base support; 38-telescopic hydraulic cylinder; 39-top form stringer; 40-upper tie beams; 41-top stringer; 42-a support bar; 43-Top template.

Detailed Description

The present invention will be further described with reference to the following examples. The following description of the embodiments is merely provided to aid in understanding the invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.

This patent adopts the light-duty truss platform truck that can walk to carry out box culvert centre form support at the box culvert inboard to carry out the outside through template truss integral type outside mould system and support.

With reference to fig. 1 and 4, the traveling rail is laid on a pre-cast embedded bottom plate. The lower longitudinal beam is connected with the lead screw support frame through the fastening bolt and is arranged on the embedded bottom plate. The upper cross beam, the middle cross beam, the lower cross beam and the main column are connected through bolts to form a light truss type template trolley main truss, the assembled main truss is fixedly connected to the lower longitudinal beam, and then the upper longitudinal beam is arranged on the upper portion of the main truss. The upper ends of the main columns on the two sides are provided with an oil cylinder support and a lifting oil cylinder, and the lifting oil cylinder, the main back ridge and the upper template are fixed through connecting bolts to form the integral opposite-jacking adjusting device. The two sides of the upper template are connected with an outer template through hinged supports, and the outer template is provided with reserved bolt holes.

Referring to the attached

drawings

1 and 3, two ends of the upper cross beam, the middle cross beam and the lower cross beam are respectively provided with a hinged support, and the hinged supports are connected with a threaded rod seat arranged on the inner side of the outer template through a lateral screw rod to form the auxiliary hinged foldable inner mold of the tension and compression device. When the trolley is pushed, the lateral screw rods are folded inwards and fixed with the main column through the hanging rings.

With reference to fig. 1 and 2, the walking wheels are supported by screw rods to adjust the height of the wheels, the screw rod support height is adjusted during formwork erecting to enable the wheels to be separated from the track, the screw rod support height is adjusted downwards during traveling to enable the wheels to be in contact with the track to be pushed, a hidden lifting walking wheel system is formed, and formwork erecting accuracy is effectively guaranteed.

Referring to the attached

drawings

1 and 2, the front end and the rear end of the joint position of the main column and the main truss beam are provided with diagonal rod brackets, and the front truss and the rear truss are connected in a cross mode through diagonal connecting rods. The hydraulic power unit workbench is fixedly connected with a trolley main truss beam and goes in and out through a crawling ladder.

And as shown in the attached figure 4, the outer mold walking system is placed on the outer mold track and connected with the outer mold bottom beam through the bottom beam fixing bolt. The support frame and the support diagonal bar are fixedly connected to form an outer die truss, the outer die truss is connected with the outer side template through an adjusting screw rod to form a template truss integrated outer side die system, and the distance between the outer side templates is controlled through adjusting the length of the adjusting screw rod. The outer side template and the outer template are fixed in a split way through split screws to form the template auxiliary jacking device. And the outer side template is provided with a template connecting bolt.

Referring to the attached drawing 4, a telescopic hydraulic cylinder and a base support are arranged on the upper side of the support frame and are connected with a top template longitudinal beam through bolts; the upper connecting beam, the top longitudinal beam, the supporting rod and the top template are fixedly connected to form a top movable truss operation platform.

The construction method of the light truss type porous box culvert template system comprises the following steps:

step 1, pre-embedding a bottom plate 1 for concrete construction: rechecking the position of the embedded bottom plate 1, assembling a bottom plate support template, and performing concrete pouring and maintenance to ensure the flatness of the embedded bottom plate 1;

step 2, installing the travelling crane track 2 and the lower longitudinal beam 4: the travelling crane track 2 is laid on a pre-cast embedded bottom plate 1, and the lower longitudinal beam 4 is connected with a screw rod support 21 through a fastening bolt 20 and is erected on the embedded bottom plate 1;

step 3, assembling a light truss type hydraulic steel mould trolley: the upper cross beam 5, the middle cross beam 6, the lower cross beam 7 and the main column 8 are connected through bolts to form a light truss type template trolley main truss, the assembled main truss is fixedly connected to the lower longitudinal beam 4, and then the upper longitudinal beam 9 is arranged at the upper part of the main truss; two ends of the upper beam 5, the middle beam 6 and the lower beam 7 are respectively provided with a hinged support; an oil cylinder support 10 and a lifting oil cylinder 11 are arranged at the upper end of the main column 8; the assembled trolley is placed on the travelling crane rail 2.

Step 4, assembling the inner side template: a threaded rod seat 19 arranged on the inner side of the outer template 16 and hinged supports on two sides of the trolley are connected through a lateral screw rod 18 to form an auxiliary hinged foldable inner die of a tension-compression device; the lifting oil cylinder 11, the main back ridge 12 and the upper template 13 are fixed through a connecting bolt 14 to form an integral opposite-jacking adjusting device connected with the upper end of an outer template 16; adjusting the position of the outer template 16 through a lateral screw rod 18 to enter a positioning stage;

step 5, assembling the truss template integrated outer mold: the outer mold walking system 28 is placed on the outer mold track 27 and is connected with the outer mold bottom beam 30 through a bottom beam fixing bolt 29; the support frame 31 is fixedly connected with the support diagonal rod 32 to form an outer mold truss, the support frame 31 is connected with the outer side template 35 through an adjusting screw rod 34 to form a template truss integrated outer side mold system, and the length of the adjusting screw rod 34 is adjusted to control the position of the outer side template 35; the outer template 35 and the outer template 16 are fixed in a counter-pulling way through a counter-pulling screw rod 36 to form a template auxiliary jacking device;

step 6: pouring concrete: rechecking the templates on the inner side and the outer side of the box culvert, then pouring concrete, vibrating the concrete by using an inserted vibrating rod after pouring, and curing the concrete;

and 7: concrete strength detection and form removal: the concrete strength is detected in real time through a concrete strength detector, the formwork is disassembled after the strength of the box culvert concrete meets the requirement, the counter-pull screw rods 36 are removed, the internal formwork is folded inwards, and the box culvert concrete is moved to the next station through the traveling wheels; the outer die shrinks the position of the outer side template 35 through the adjusting screw rod 34 and moves to the next station; until the construction is finished.

Claims

1. The utility model provides a template system is contained to porous box of light-duty truss-like which characterized in that: the device comprises an embedded bottom plate (1), a light truss type box culvert internal mold system and a light truss type box culvert external mold system; a travelling crane track (2) of the box culvert internal mold is assembled on the embedded bottom plate; the light truss type box culvert internal mold system mainly comprises a light truss type template trolley, an integral opposite-jacking adjusting device, a tension-compression device auxiliary hinged foldable internal mold and a hidden lifting traveling wheel system; the light truss type box culvert external mold system mainly comprises a template truss integrated external mold system and a top movable truss operation platform.

2. The lightweight truss-like cellular box culvert template system of claim 1, wherein: the travelling crane track (2) is laid on a pre-cast embedded bottom plate (1) which is poured in advance; the lower longitudinal beam (4) is connected with a screw rod support (21) through a fastening bolt (20) and is erected on the embedded bottom plate (1); the upper cross beam (5), the middle cross beam (6), the lower cross beam (7) and the main column (8) are connected through bolts to form a light truss type template trolley main truss, the assembled main truss is fixedly connected to the lower longitudinal beam (4), and the upper longitudinal beam (9) is installed on the upper portion of the main truss; an oil cylinder support (10) and a lifting oil cylinder (11) are installed at the upper end of the main column (8), and the lifting oil cylinder (11), the main back ridge (12) and the upper template (13) are fixed through a connecting bolt (14) to form an integral opposite-jacking adjusting device; the two sides of the upper template (13) are connected with an outer template (16) through a hinged support (15), and the outer template (16) is provided with a reserved bolt hole (17).

3. The lightweight truss-like cellular box culvert template system of claim 2, wherein: two ends of the upper cross beam (5), the middle cross beam (6) and the lower cross beam (7) are respectively provided with a hinged support, and the hinged supports are connected with a threaded rod seat (19) arranged on the inner side of an outer template (16) through lateral lead screws (18) to form the auxiliary hinged foldable inner mold of the tension and compression device; when the trolley is pushed, the lateral screw rod (18) is folded inwards and is fixed with the main column (8) through the hanging ring (24).

4. The lightweight truss-like cellular box culvert template system of claim 1, wherein: the height of the walking wheels (3) is adjusted through the screw rod supports (21), and the walking wheels (3) and the screw rod supports (21) form an implicit lifting walking wheel system.

5. The lightweight truss-like cellular box culvert template system of claim 2, wherein: the front end and the rear end of the joint position of the main column (8) and the upper cross beam (5) and the lower cross beam (7) are provided with diagonal rod brackets (25), and the front and the rear adjacent main trusses are in cross connection at the diagonal rod brackets (25) through diagonal connecting rods (26); the workbench of the hydraulic pump station (23) is fixedly connected with a beam of a main truss of the light truss type form trolley, and the hydraulic pump station (23) is provided with a ladder stand (22).

6. The lightweight truss-like cellular box culvert template system of claim 1, wherein: the outer mold running system (28) is placed on the outer mold rail (27), the outer mold rail (27) is located on the outer side of the embedded bottom plate (1), and the outer mold running system (28) is connected with the outer mold bottom beam (30) through a bottom beam fixing bolt (29); the support frame (31) is fixedly connected with the support diagonal rod (32) to form an outer mold truss, and the support frame (31) is connected with an outer side template (35) through an adjusting screw rod (34) to form a template truss integrated outer side mold system; the outer template (35) and the outer template (16) are fixed in a counter-pulling mode through a counter-pulling screw rod (36) to form a template auxiliary jacking device.

7. The lightweight truss-like cellular box culvert template system of claim 6, wherein: a telescopic hydraulic cylinder (38) and a base support (37) are arranged on the upper side of the support frame (31), and the telescopic hydraulic cylinder (38) is connected with a top template longitudinal beam (39) through a bolt; the upper connecting beam (40), the top longitudinal beam (41), the supporting rod (42) and the top template (43) are fixedly connected to form a top movable truss operation platform, the upper connecting beam (40) and the top longitudinal beam (41) are located at the same horizontal height and are perpendicular to each other, the top template (43) and the top template longitudinal beam (39) are located at the same horizontal height and are perpendicular to each other, and the supporting rod (42) is arranged between the upper connecting beam (40) and the top template (43).