CN114808706A - A integration template platform truck for construction of highway bridge reinforced concrete guardrail - Google Patents
A integration template platform truck for construction of highway bridge reinforced concrete guardrail Download PDFInfo
- Publication number
- CN114808706A CN114808706A CN202210232704.6A CN202210232704A CN114808706A CN 114808706 A CN114808706 A CN 114808706A CN 202210232704 A CN202210232704 A CN 202210232704A CN 114808706 A CN114808706 A CN 114808706A
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- Prior art keywords
- formwork
- template
- trolley
- carrier
- frame
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- 238000010276 construction Methods 0.000 title claims abstract description 34
- 239000011150 reinforced concrete Substances 0.000 title claims abstract description 19
- 230000010354 integration Effects 0.000 title claims abstract description 6
- 238000009415 formwork Methods 0.000 claims description 125
- 230000008859 change Effects 0.000 claims description 4
- 238000009434 installation Methods 0.000 abstract description 7
- 230000009471 action Effects 0.000 abstract description 4
- 239000003921 oil Substances 0.000 description 16
- 239000004567 concrete Substances 0.000 description 8
- 238000000034 method Methods 0.000 description 7
- 230000008569 process Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 3
- 238000011900 installation process Methods 0.000 description 3
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 2
- 239000000969 carrier Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
- E01D19/10—Railings; Protectors against smoke or gases, e.g. of locomotives; Maintenance travellers; Fastening of pipes or cables to bridges
- E01D19/103—Parapets, railings ; Guard barriers or road-bridges
Abstract
The utility model provides an integration template platform truck for construction of highway bridge reinforced concrete guardrail, includes platform truck automobile body, platform truck frame and template structure, and the platform truck frame rotates to be installed on the platform truck automobile body, and install on the platform truck frame with adjustable template structure, and this device can realize fast the installation and support, drawing of patterns, whole lifting and the action such as removal of template through drive hydraulic cylinder, can improve the efficiency of construction, reduces construction cost, alleviates workman's intensity of labour.
Description
Technical Field
The invention belongs to the technical field of bridge construction equipment, and particularly relates to an integrated template trolley for construction of a reinforced concrete guardrail of a highway bridge.
Background
Most of guardrails of highway bridges adopt a reinforced concrete structure form, and the construction process generally comprises the following stages of firstly binding reinforcing steel bars, secondly installing concrete formworks, thirdly pouring concrete and finally dismantling the formworks. In the process, the installation and the form removal of the template occupy main construction time, in order to improve the construction efficiency, the concrete template adopts a large-area steel template, generally divided into an inner part and an outer part, after the guardrail reinforcement construction is finished, the inner template can be hoisted in place by means of hoisting equipment such as a crane, the inner template can be fixed on the bridge floor by means of temporary punching on the bridge floor and setting a supporting structure after the concrete template is aligned in place, then the outer template is hung on a cantilever beam prefabricated at the top of the inner template by means of the hoisting equipment, finally, the distance between the inner template and the outer template is adjusted and the inner template and the outer template are fixed relatively into a rigid whole, and the form removal process of the template is opposite to the installation process.
The installation and the form removal of the template are important links in the concrete guardrail construction process, in the template installation process, in order to fix the template on the bridge floor, a temporary support structure needs to be built, so that workers need to manually drill holes on the bridge floor, embed reinforcing steel bars and adjust the tension and the support angle of the support structure, the position, the perpendicularity and the like between the template and a guardrail datum line need to be completely manually adjusted by the workers, the labor intensity of the workers is high, the working efficiency and the installation precision are low, and the construction progress and the construction quality of the guardrail are influenced; in the form dismantling process, the form can not be dismantled along the normal direction of the contact surface of the form and the concrete by utilizing the lever principle due to the particularity of a construction site, the form can only be slid and dismantled along the tangential direction of the contact surface of the form and the concrete by means of the vertical pulling force of the hoisting equipment, the friction force between the form and the concrete is required to be overcome in the form dismantling process, the gravity of the form is also required to be overcome, and more energy is required to be consumed to realize the form dismantling.
Disclosure of Invention
In view of the above disadvantages, the technical problem to be solved by the present invention is to provide an integrated form jumbo for construction of a reinforced concrete guardrail of a highway bridge, which further improves the work efficiency of form installation and form removal, reduces the labor intensity of workers, avoids damage to the bridge structure and dust pollution to the environment caused by opening holes, and reduces the construction cost.
In order to solve the technical problems, the invention adopts the technical scheme that,
the utility model provides an integration template platform truck for construction of highway bridge reinforced concrete guardrail, including the platform truck automobile body, platform truck frame and template structure, the platform truck frame rotates to be installed on the platform truck automobile body, install on the platform truck frame with adjustable template structure, the template structure includes the template subassembly, template support and template driving piece, template subassembly slidable mounting is on the template support, form in the template subassembly and pour the chamber, template support movable mounting is on the platform truck frame, the template driving piece is installed on the platform truck frame, and with template leg joint, in order to change the shape of pouring the chamber through driving the template support.
Further, the formwork support comprises an outer formwork carrier and an inner formwork carrier, the formwork driving piece is respectively connected with the outer formwork carrier and the inner formwork carrier, the outer formwork carrier is movably mounted on the trolley frame, the inner formwork carrier is rotatably mounted on the outer formwork carrier, and an angle limiting assembly is mounted at the connection position of the outer formwork carrier and the inner formwork carrier.
Furthermore, a movable groove is formed on the trolley frame, and the outer template carrier is movably arranged in the movable groove through a connecting bolt.
Further, the angle limiting assembly comprises an inner limiting block and an outer limiting block, wherein the inner limiting block and the outer limiting block are fixedly connected to the inner side and the outer side of the joint of the outer template carrier and the inner template carrier respectively so as to achieve the rotation angle of the outer template carrier and the inner template carrier.
Further, fixedly connected with link on the outer template carrier, the interior template carrier rotates to be installed on the link, template subassembly and link adaptation.
Further, the template assembly comprises an inner template, an outer template and a position adjusting piece, the inner template is slidably mounted on the inner template carrier through a template connecting ring, the outer template is slidably mounted on the outer template carrier through a template connecting ring, and the inner template and the outer template are connected to the connecting frame through the position adjusting piece respectively.
Further, the template driving part comprises an outer template oil cylinder and an inner template oil cylinder which are respectively arranged on the trolley frame, the inner template oil cylinder is connected with the inner template carrier, and the outer template oil cylinder is connected with the outer template carrier.
Further, the trolley frame is rotatably installed on the trolley body through a frame oil cylinder, and an externally hung hanging basket is fixedly connected to the end portion of the trolley frame.
Further, the trolley frame comprises a trolley connecting frame, a template connecting frame and a supporting frame, the trolley connecting frame and the supporting frame are respectively and fixedly connected to the template connecting frame, the trolley connecting frame is rotatably connected with the trolley body, and the supporting frame is matched with the trolley body to support the template connecting frame.
Further, the trolley body comprises a trolley body base, trolley body rollers and hydraulic supports, wherein the trolley body rollers are rotatably installed on the trolley body base, and the hydraulic supports are installed on two sides of the trolley body base.
The formwork lifting device has the advantages that (1) the device can realize actions such as mounting, supporting, demoulding, integral lifting and moving of the formwork quickly by driving the hydraulic oil cylinder, so that the construction efficiency can be improved, the construction cost can be reduced, and the labor intensity of workers can be reduced.
(2) In the guardrail work progress, remove this device through the platform truck automobile body, improved the flexibility of this device greatly to can carry out a small amount of regulations to the template structure according to the designing requirement of guardrail, in order to satisfy different guardrail construction demands, improve the suitability of this device.
Drawings
Fig. 1 is a schematic structural view of the present invention.
FIG. 2 is a schematic diagram of the structure of the template.
Fig. 3 is a schematic view of the rotation of the bogie frame.
Fig. 4 is a schematic view of the rotation of the template structure.
Fig. 5 is a schematic diagram of the installation process of the template of the device.
Fig. 6 is a schematic diagram of the template stripping process of the device.
Reference numerals: the formwork structure comprises a trolley body 1, a trolley frame 2, a formwork structure 3, formwork components 4, formwork supports 5, a formwork driving piece 6, a pouring cavity 7, an outer formwork carrier 8, an inner formwork carrier 9, an angle limiting component 10, a movable groove 11, a connecting bolt 12, an inner limiting block 13, an outer limiting block 14, a connecting frame 15, an inner formwork 16, an outer formwork 17, a position adjusting piece 18, a formwork connecting ring 19, an outer formwork cylinder 20, an inner formwork cylinder 21, a frame cylinder 22, an external hanging basket 23, a trolley connecting frame 24, a formwork connecting frame 25, a supporting frame 26, a trolley body base 27, trolley body rollers 28, hydraulic supports 29, mounting cross beams 30, hinge bases 31, inclined struts 32, supporting plates 33, hydraulic columns 34 and connecting feet 35.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
The utility model provides an integration template platform truck for construction of highway bridge reinforced concrete guardrail, including platform truck automobile body 1, platform truck frame 2 and template structure 3, platform truck frame 2 rotates and installs on platform truck automobile body 1, install on platform truck frame 2 with adjustable template structure 3, in the guardrail work progress, remove this device through platform truck automobile body 1, the flexibility of this device has been improved greatly, and can adjust a small amount to template structure 3 according to the design requirement of guardrail, in order to satisfy different guardrail construction demands, improve the suitability of this device.
A movable groove 11 is formed on the trolley frame 2, the outer template carrier 8 is movably arranged in the movable groove 11 through a connecting bolt 12, the movable groove 11 is a stroke groove, the connecting bolt 12 can move in the movable groove 11, the outer template carrier 8 and a subordinate substructure arranged on the outer template carrier 8 can move and rotate relative to the upper frame structure and can move together along with the upper frame structure, and the outer template carrier 8 can move left and right relative to the upper frame structure under the action of an outer template oil cylinder 20; after the inner and outer formwork carriers form a geometric invariant through the corner limiter, the geometric invariant can rotate clockwise or anticlockwise around the pin bolt relative to the upper frame structure under the combined action of the driving oil cylinders of the inner and outer formwork carriers.
The relative position of the inner formwork carrier 9 is adjusted to realize the installation and demoulding of the inner and outer formworks.
The angle limiting assembly 10 comprises an inner side limiting block 13 and an outer side limiting block 14, wherein the inner side limiting block 13 and the outer side limiting block 14 are fixedly connected to the inner side and the outer side of the joint of the outer formwork carrier 8 and the inner formwork carrier 9 respectively so as to limit the rotating angle of the outer formwork carrier 8 and the inner formwork carrier 9.
When the inner formwork carrier 9 rotates anticlockwise, the adjacent inner limiting blocks 13 are abutted and locked, the inner formwork carrier and the outer formwork carrier jointly form a positive geometric invariant, and the geometric invariant can be used as a reliable external support for the reinforced concrete formwork; when the inner template carrier 9 rotates clockwise, the adjacent outer side limiting blocks 14 are abutted and locked, the inner template carrier and the outer template carrier can also form a reverse geometric invariant, and at the moment, the thrust and the pulling force exerted on the geometric invariant by the inner template carrier and the outer template carrier drive the oil cylinders form an anticlockwise couple to drive the reverse geometric invariant to rotate anticlockwise and drive the outer template to be disassembled along the normal direction of the template.
The formwork assembly 4 comprises an inner formwork 16, an outer formwork 17 and a position adjusting member 18, a pouring cavity 7 is formed between the inner formwork 16 and the outer formwork 17, the inner formwork 16 is slidably mounted on the inner formwork carrier 9 through a formwork connecting ring 19, the outer formwork 17 is slidably mounted on the outer formwork carrier 8 through a formwork connecting ring 19, the inner formwork 16 and the outer formwork 17 are respectively connected on the connecting frame 15 through the position adjusting member 18, and the relative positions of the inner formwork and the outer formwork and the formwork carrier can be changed by adjusting the position adjusting member 18 according to the actual shape of the bridge pavement.
In this embodiment, the position adjustment member 18 is a turnbuckle that is rotated to change the relative positions of the inner and outer forms and the form carrier.
The template driving part 6 comprises an outer template oil cylinder 20 and an inner template oil cylinder 21 which are respectively arranged on the trolley frame 2, the inner template oil cylinder 21 is connected with the inner template carrier frame 9, and the outer template oil cylinder 20 is connected with the outer template carrier frame 8.
Two mounting beams 30 which are arranged in parallel are fixedly connected to the support frame 26, hinge seats 31 are respectively and fixedly mounted on the two mounting beams 30, and the outer template oil cylinder 20 and the inner template oil cylinder 21 are respectively and rotatably mounted on the hinge seats 31; in contrast, the outer formwork carrier 8 is also provided with a hinge mount, the outer formwork cylinder 20 is mounted between the mounting cross member 30 and the outer formwork carrier 8 via the hinge mount, the inner formwork carrier 9 is also provided with a hinge mount, and the inner formwork cylinder 21 is mounted between the mounting cross member 30 and the inner formwork carrier 9 via the hinge mount.
The trolley frame 2 is rotatably installed on the trolley body 1 through a frame oil cylinder 22, an externally hung hanging basket 23 is fixedly connected to the end portion of the trolley frame 2, and the trolley frame 2 is rotated through the frame oil cylinder 22 so as to facilitate demoulding of the module assembly 4.
The trolley frame 2 comprises a trolley connecting frame 24, a template connecting frame 25 and a supporting frame 26, the trolley connecting frame 24 and the supporting frame 26 are respectively fixedly connected onto the template connecting frame 25, the trolley connecting frame 24 is rotatably connected with the trolley body 1, the supporting frame 26 is matched with the trolley body 1 to support the template connecting frame 25, the device is conveniently fixed onto a flat surface, the hanging basket 23 is installed at the end part of the template connecting frame 25, and constructors can conveniently construct outside a bridge.
An inclined strut 32 is connected between the trolley connecting frame 24 and the template connecting frame 25, and similarly, the inclined strut 32 is connected between the supporting frame 26 and the template connecting frame 25, so that the stability of the device is improved conveniently.
The trolley body 1 comprises a body base 27, body rollers 28 and hydraulic supports 29, wherein the body rollers 28 are rotatably mounted on the body base 27, and the hydraulic supports 29 are mounted on two sides of the body base 27.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention; thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Although the terms corresponding to the reference numerals in the figures are used more herein, the possibility of using other terms is not excluded; these terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed as being without limitation to any additional limitations that may be imposed by the spirit of the present invention.
Claims (10)
1. The utility model provides an integration template platform truck for construction of highway bridge reinforced concrete guardrail, a serial communication port, including platform truck automobile body (1), platform truck frame (2) and template structure (3), platform truck frame (2) rotate to be installed on platform truck automobile body (1), install on platform truck frame (2) template structure (3) with adjustable, template structure (3) are including template subassembly (4), template support (5) and template driving piece (6), template subassembly (4) slidable mounting is on template support (5), form in template subassembly (4) and pour chamber (7), template support (5) movable mounting is on platform truck frame (2), template driving piece (6) are installed on platform truck frame (2), and be connected with template support (5), in order to change the shape of pouring chamber (7) through drive template support (5).
2. An integrated formwork trolley for construction of reinforced concrete guardrails of highway bridges according to claim 1, characterized in that the formwork support (5) comprises an outer formwork carrier (8) and an inner formwork carrier (9), the formwork driving member (6) is respectively connected with the outer formwork carrier (8) and the inner formwork carrier (9), the outer formwork carrier (8) is movably mounted on the trolley frame (2), the inner formwork carrier (9) is rotatably mounted on the outer formwork carrier (8), and an angle limiting component (10) is mounted at the joint of the outer formwork carrier (8) and the inner formwork carrier (9).
3. An integrated formwork trolley for construction of reinforced concrete guardrails of highway bridges according to claim 2, characterized in that a movable groove (11) is formed on the trolley frame (2), and the outer formwork carrier (8) is movably installed in the movable groove (11) through a connecting bolt (12).
4. The integrated formwork trolley for the construction of the reinforced concrete guardrail of the highway bridge as claimed in claim 2, wherein the angle limiting assembly (10) comprises an inner side limiting block (13) and an outer side limiting block (14), and the inner side limiting block (13) and the outer side limiting block (14) are respectively and fixedly connected to the inner side and the outer side of the joint of the outer formwork carrier (8) and the inner formwork carrier (9) so as to realize the rotation angle of the outer formwork carrier (8) and the inner formwork carrier (9).
5. An integrated formwork trolley for construction of reinforced concrete guardrails of highway bridges according to claim 2, characterized in that a connecting frame (15) is fixedly connected to the outer formwork carrier (8), the inner formwork carrier (9) is rotatably mounted on the connecting frame (15), and the formwork assembly (4) is adapted to the connecting frame (15).
6. The integrated formwork jumbo for construction of the reinforced concrete guardrails of the road bridges in accordance with claim 4, wherein the formwork assembly (4) comprises an inner formwork (16), an outer formwork (17) and a position adjusting member (18), the inner formwork (16) is slidably mounted on the inner formwork carrier (9) through a formwork connecting ring (19), the outer formwork (17) is slidably mounted on the outer formwork carrier (8) through the formwork connecting ring (19), and the inner formwork (16) and the outer formwork (17) are respectively connected on the connecting frame (15) through the position adjusting member (18).
7. An integrated formwork trolley for construction of reinforced concrete guardrails of highway bridges according to claim 2, characterized in that the formwork driving member (6) comprises an outer formwork cylinder (20) and an inner formwork cylinder (21) which are respectively installed on the trolley frame (2), the inner formwork cylinder (21) is connected with the inner formwork carrier (9), and the outer formwork cylinder (20) is connected with the outer formwork carrier (8).
8. The integrated formwork trolley for the construction of the reinforced concrete guardrail of the highway bridge as claimed in claim 1, wherein the trolley frame (2) is rotatably installed on the trolley body (1) through a frame oil cylinder (22), and an externally hung hanging basket (23) is fixedly connected to the end part of the trolley frame (2).
9. The integrated formwork trolley for the construction of the reinforced concrete guardrail of the highway bridge as claimed in claim 8, wherein the trolley frame (2) comprises a trolley connecting frame (24), a formwork connecting frame (25) and a supporting frame (26), the trolley connecting frame (24) and the supporting frame (26) are respectively and fixedly connected to the formwork connecting frame (25), the trolley connecting frame (24) is rotatably connected with the trolley body (1), and the supporting frame (26) is matched with the trolley body (1) to support the formwork connecting frame (25).
10. The integrated formwork trolley for the construction of the reinforced concrete guardrail of the highway bridge as claimed in claim 1, wherein the trolley body (1) comprises a trolley body base (27), trolley body rollers (28) and hydraulic supports (29), wherein the trolley body rollers (28) are rotatably installed on the trolley body base (27), and the hydraulic supports (29) are installed on two sides of the trolley body base (27).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210232704.6A CN114808706A (en) | 2022-03-10 | 2022-03-10 | A integration template platform truck for construction of highway bridge reinforced concrete guardrail |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210232704.6A CN114808706A (en) | 2022-03-10 | 2022-03-10 | A integration template platform truck for construction of highway bridge reinforced concrete guardrail |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114808706A true CN114808706A (en) | 2022-07-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210232704.6A Pending CN114808706A (en) | 2022-03-10 | 2022-03-10 | A integration template platform truck for construction of highway bridge reinforced concrete guardrail |
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| CN (1) | CN114808706A (en) |
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