CN114319106A - Novel auxiliary trolley is used in construction of bridge anticollision barrier - Google Patents
Novel auxiliary trolley is used in construction of bridge anticollision barrier Download PDFInfo
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- CN114319106A CN114319106A CN202111214444.1A CN202111214444A CN114319106A CN 114319106 A CN114319106 A CN 114319106A CN 202111214444 A CN202111214444 A CN 202111214444A CN 114319106 A CN114319106 A CN 114319106A
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- oil cylinder
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- support frame
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- 238000010276 construction Methods 0.000 title claims abstract description 37
- 230000004888 barrier function Effects 0.000 title claims description 12
- 238000009415 formwork Methods 0.000 claims abstract description 16
- 230000007246 mechanism Effects 0.000 claims abstract description 12
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 238000007792 addition Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000011440 grout Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The invention discloses a novel auxiliary trolley for construction of a bridge anti-collision guardrail, which comprises a support frame, wherein two ends of the support frame are respectively provided with a laying mechanism; the anti-collision guardrails on two sides are symmetrically constructed, so that the construction accuracy is improved, the template is automatically disassembled, the traditional mode supporting and removing of cranes and staff are broken, the staff investment is reduced, the construction speed is increased, the construction quality is improved, and the overall line type and the appearance of the anti-collision guardrails are optimized; the trolley connecting device can be directly disassembled after the construction of one formwork is finished, and the second set of formwork continues to be movably connected for construction, so that the waiting time that the formwork can not be disassembled due to the fact that the strength of concrete in the middle is not reached is reduced.
Description
Technical Field
The invention belongs to the technical field of bridge construction, and particularly relates to a novel auxiliary trolley for bridge anti-collision guardrail construction.
Background
Along with the rapid development of road construction and transportation industry in China, traffic safety faces severe examination, the bridge concrete crash barrier is used as a safety facility, the bridge concrete crash barrier plays an important role in protecting bridge traffic safety, a concrete pouring mode is adopted for laying the crash barrier, a template needs to be laid on a bridge firstly, a loader or a forklift is generally adopted for hoisting construction in the traditional bridge crash barrier die assembly and form removal construction, great potential safety hazards exist, and the phenomena that the quality of the crash barrier is influenced by die collapse, slurry leakage and the like can occur in the construction process.
Disclosure of Invention
In order to solve the problems in the prior art, the invention aims to provide a novel auxiliary trolley for construction of a bridge anti-collision guardrail.
The technical scheme adopted by the invention is as follows:
a novel auxiliary trolley for bridge anti-collision guardrail construction comprises a support frame, wherein two ends of the support frame are respectively provided with a laying mechanism, and the laying mechanisms are used for laying anti-collision guardrail templates on two sides of a bridge;
the laying mechanism comprises a lifting oil cylinder, a translation oil cylinder, an outer template oil cylinder and an inner template oil cylinder, and the lifting oil cylinder is fixedly arranged on the support frame; the translation oil cylinder is connected with the lifting oil cylinder through a bearing rod and can slide with the support frame; the outer template oil cylinder is connected with the translation oil cylinder through a connecting block; the inner template oil cylinder is fixedly arranged on the supporting frame and is positioned on the lower side of the lifting oil cylinder.
The lifting oil cylinder is used for moving up and down integrally, the outer template oil cylinder and the translation oil cylinder can be matched for use and are separately used with the inner template oil cylinder, the whole process of template laying adopts a driving mode of the hydraulic cylinder, the laying precision is guaranteed, the operation difficulty is reduced, and the workload of users is reduced.
Preferably, an outer template is arranged on one side, away from the support frame, of the outer template oil cylinder, and the outer template is rotatably connected with the outer template oil cylinder.
The outer template can be controlled by the telescopic outer template oil cylinder to rotate, the posture and the angle of the outer template can be conveniently adjusted, the outer template oil cylinder is suitable for operation in occasions such as a complex bridge deck construction environment, the adaptability is strong, the angle for laying the templates can be flexibly adjusted according to different requirements, and the requirements of most construction places can be met.
Preferably, an inner template is arranged on one side, away from the supporting frame, of the inner template oil cylinder, the inner template is rotatably connected with the inner template oil cylinder, and the inner template is located between the supporting frame and the outer template.
When the form is disassembled, the inner form needs to be disassembled firstly, because concrete possibly has certain adhesion, after pouring is completed, the guardrail can be cracked and the surface burrs and the like can be caused when the inner form is directly horizontally moved away, and when the inner form can be disassembled by matching with the inner form oil cylinder, the inner form is rotated by a certain angle, and is slowly separated from the guardrail through rotation, so that the damage to the guardrail caused by the form disassembling process is reduced.
Preferably, one end of the inner template, which is close to the translation oil cylinder, is rotatably connected with a connecting rod, and the connecting rod is fixedly arranged on the sliding rack.
The sliding rack that centre form translation mechanism adopted is different from the translation hydro-cylinder of external mold, and the distance between the convenient interior outer mould that changes according to the construction needs to should change crash barrier's thickness.
Preferably, a rotating shaft is rotatably arranged on one side of the translation oil cylinder, a gear is fixedly arranged on the rotating shaft, the gear is meshed with one side, away from the connecting rod, of the sliding rack, the sliding rack is slidably arranged in a sliding groove, and the sliding groove is fixedly arranged on the side surface of the lifting oil cylinder.
The moving distance of the inner template can be accurately determined by the transmission mode of the gear rack, the distance between the inner template and the outer template can be easily adjusted relative to the outer template fixed by the moving distance at each time, the speed is controllable in the moving process, the inner template and the outer template can stably and slowly move, and the phenomenon that the appearance attractiveness of the anti-collision guardrail is damaged due to vibration or inclination when the templates are detached is avoided.
Preferably, one side of the outer template, which is close to the translation oil cylinder, is connected with the translation oil cylinder through a hinge.
The outer template is in a vertical state, the translation oil cylinder is in a horizontal state, and the outer template and the translation oil cylinder are connected through a hinge at a ninety-degree included angle, so that the outer template can deflect in the vertical direction relative to the translation oil cylinder.
Preferably, one ends of the outer template and the inner template, which are close to the translation oil cylinder, are provided with positioning pull rods.
After the template reaches the designated position, use the distance between the inside and outside template of location pull rod and whether parallel to carry out the check-up, can fix after qualified for the gesture after anticollision barrier lays out is unified.
Preferably, the lower side of the inner template is provided with a positioning pin in a sliding manner, and the positioning pin can slide relative to the inner template in the vertical direction.
The positioning pin is used for positioning, so that the gap between adjacent guardrails is a fixed value, and the anti-collision guardrail positioning device has important significance for prolonging the service life of the anti-collision guardrail and improving the protection level.
Preferably, the lower side of the inner formwork is provided with a pair of tension rods, the pair of tension rods can penetrate through the inner formwork, and the pair of tension rods penetrate through one end of the inner formwork and simultaneously penetrate through the outer formwork.
When pouring, the downside of template bears more side direction stress, so use and fix the lacing wire pole, avoid the grout too much, cause the template to warp, take place the phenomenon of bottom running thick liquid.
Preferably, a group of travelling wheels is fixedly arranged at two ends of the lower side of the support frame respectively.
The travelling wheels can be driven by a motor as the travelling system of the invention, and the travelling wheels on the two sides synchronously run to ensure that the movement distances of the template laying mechanisms on the two sides are the same, thereby achieving the purpose of consistent construction precision on the two sides.
The invention has the beneficial effects that: the novel auxiliary trolley for the construction of the bridge anti-collision guardrail adopts the integral movable trolley, the template is automatically adjusted by the hydraulic device, personnel do not need to construct outside the anti-collision guardrail, and the safety is improved;
the anti-collision guardrails on two sides are symmetrically constructed, so that the construction accuracy is improved, the template is automatically disassembled, the traditional mode supporting and removing of cranes and staff are broken, the staff investment is reduced, the construction speed is increased, the construction quality is improved, and the overall line type and the appearance of the anti-collision guardrails are optimized;
the trolley connecting device can be directly disassembled after the construction of one formwork is finished, and the second set of formwork continues to be movably connected for construction, so that the waiting time that the formwork can not be disassembled due to the fact that the strength of concrete in the middle is not reached is reduced.
Drawings
The invention is described in further detail below with reference to the accompanying drawings and specific embodiments.
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is an enlarged schematic view of the invention at a in fig. 1.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the detailed description and specific examples, while indicating the preferred embodiment of the invention, are intended for purposes of illustration only and are not intended to limit the scope of the invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without making any creative effort, shall fall within the protection scope of the present invention.
The specific embodiment of the invention is described below with reference to fig. 1-2, and a novel auxiliary trolley for bridge crash barrier construction comprises a support frame 11, wherein two ends of the support frame 11 are respectively provided with a laying mechanism 40, and the laying mechanisms 40 are used for laying crash barrier templates on two sides of a bridge;
the laying mechanism 40 comprises a lifting oil cylinder 25, a translation oil cylinder 14, an outer template oil cylinder 13 and an inner template oil cylinder 23, and the lifting oil cylinder 25 is fixedly arranged on the support frame 11; the translation oil cylinder 14 is connected with the lifting oil cylinder 25 through the bearing rod 12, and the translation oil cylinder 14 can slide with the support frame 11; the outer template oil cylinder 13 is connected with the translation oil cylinder 14 through a connecting block; the inner template oil cylinder 23 is fixedly arranged on the support frame 11, and the inner template oil cylinder 23 is positioned at the lower side of the lifting oil cylinder 25.
Preferably, an outer template 18 is arranged on one side, away from the support frame 11, of the outer template cylinder 13, and the outer template 18 is rotatably connected with the outer template cylinder 13.
Preferably, an inner template 19 is arranged on one side, away from the support frame 11, of the inner template oil cylinder 23, the inner template 19 is rotatably connected with the inner template oil cylinder 23, and the inner template 19 is located between the support frame 11 and the outer template 18.
Preferably, a connecting rod 24 is rotatably connected to one end of the inner die plate 19 close to the translation cylinder 14, and the connecting rod 24 is fixedly arranged on a sliding rack 26.
Preferably, a rotating shaft 27 is rotatably provided at one side of the translation cylinder 14, a gear 28 is fixedly provided on the rotating shaft 27, the gear 28 is engaged with one side of the sliding rack 26 away from the connecting rod 24, the sliding rack 26 is slidably provided in the sliding slot 15, and the sliding slot 15 is fixedly provided on a side surface of the lift cylinder 25.
Preferably, one side of the outer die plate 18 close to the translation cylinder 14 is connected with the translation cylinder 14 through a hinge 16.
Preferably, one end of the outer template 18 and one end of the inner template 19 close to the translation cylinder 14 are provided with positioning pull rods 17.
Preferably, the lower side of the inner mold plate 19 is slidably provided with a positioning pin 21, and the positioning pin 21 is slidable relative to the inner mold plate 19 in a vertical direction.
Preferably, a tie bar 20 is installed under the inner form 19, the tie bar 20 may penetrate the inner form 19, and the tie bar 20 penetrates one end of the inner form 19 and penetrates the outer form 18.
Preferably, a set of walking wheels 22 is respectively fixed at two ends of the lower side of the support frame 11.
The use method of the invention comprises the following steps:
the lifting oil cylinder 25 can drive the outer template 18 and the inner template 19 to integrally move up and down, the translation oil cylinder 14 can drive the outer template 18 to be close to or far away from the support frame 11 by stretching, the sliding rack 26 can drive the inner template 19 to be close to or far away from the support frame 11 by sliding, the outer template oil cylinder 13 can drive the outer template 18 to rotate around the hinge 16 by stretching, and the inner template oil cylinder 23 can drive the inner template 19 to rotate around the connecting rod 24 by stretching.
Die assembly: and (4) moving the assembled trolley to a corresponding position, and properly coating a release agent on the surfaces of the outer template and the inner template before placing the mould to ensure the smoothness of the soil mixing surface. The outer mold is placed at a corresponding position by using the lifting oil cylinder, the outer mold plate oil cylinder and the translation oil cylinder, the height and the angle are adjusted, the inner mold plate is moved to a corresponding position by using the sliding rack and adjusted to a required size, and the inner mold and the outer mold are combined into a whole by using the opposite drawing screw rod to complete the die assembly.
Demolding: when in demoulding, the template fixing foot stool, the bolts at the two ends and the upper and lower opposite pull screw rods are all dismounted. The inner mold translation device is used for moving away the inner mold, the direction and the stroke of the translation device are noticed during movement, and an inner mold oil cylinder can be used for assisting the movement when necessary. When the inner die is moved away from the guardrail at a certain position, the integral translation oil cylinder is used for moving away the outer die, the angle of the outer die is noticed during moving, and when the inner die and the outer die are away from the guardrail at a certain distance, the lifting oil cylinder is used for lifting the whole template to complete the demoulding operation.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate member, or they may be connected through two or more elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The foregoing is merely exemplary and illustrative of the present invention and various modifications, additions and substitutions may be made by those skilled in the art to the specific embodiments described without departing from the scope of the invention as defined in the following claims.
Claims (10)
1. The utility model provides a bridge anticollision barrier construction is with novel supplementary platform truck which characterized in that: the anti-collision guardrail formwork comprises a support frame, wherein two ends of the support frame are respectively provided with a laying mechanism, and the laying mechanisms are used for laying anti-collision guardrail formworks on two sides of a bridge;
the laying mechanism comprises a lifting oil cylinder, a translation oil cylinder, an outer template oil cylinder and an inner template oil cylinder, and the lifting oil cylinder is fixedly arranged on the support frame; the translation oil cylinder is connected with the lifting oil cylinder through a bearing rod and can slide with the support frame; the outer template oil cylinder is connected with the translation oil cylinder through a connecting block; the inner template oil cylinder is fixedly arranged on the supporting frame and is positioned on the lower side of the lifting oil cylinder.
2. The novel auxiliary trolley for the construction of the anti-collision guardrail of the bridge as claimed in claim 1, wherein: and an outer template is arranged on one side of the outer template oil cylinder, which is far away from the support frame, and the outer template is rotationally connected with the outer template oil cylinder.
3. The novel auxiliary trolley for the construction of the anti-collision guardrail of the bridge as claimed in claim 1, wherein: one side that the inner formword hydro-cylinder kept away from the support frame is equipped with the inner formword, the inner formword with the inner formword hydro-cylinder rotates to be connected, the inner formword is located the support frame with between the exterior sheathing.
4. The novel auxiliary trolley for the construction of the anti-collision guardrail of the bridge as claimed in claim 3, wherein: one end of the inner template, which is close to the translation oil cylinder, is rotatably connected with a connecting rod, and the connecting rod is fixedly arranged on the sliding rack.
5. The novel auxiliary trolley for the construction of the anti-collision guardrail of the bridge as claimed in claim 4, wherein: one side of translation hydro-cylinder is rotated and is equipped with the axis of rotation, the fixed gear that is equipped with in the axis of rotation, the gear with the slip rack is kept away from one side meshing of connecting rod, the slip rack slides and sets up in the spout, the spout is fixed to be set up on lift cylinder's the side.
6. The novel auxiliary trolley for the construction of the anti-collision guardrail of the bridge as claimed in claim 2, wherein: one side of the outer template, which is close to the translation oil cylinder, is connected with the translation oil cylinder through a hinge.
7. The novel auxiliary trolley for the construction of the anti-collision guardrail of the bridge as claimed in claim 3, wherein: and one ends of the outer template and the inner template, which are close to the translation oil cylinder, are provided with positioning pull rods.
8. The novel auxiliary trolley for the construction of the anti-collision guardrail of the bridge as claimed in claim 3, wherein: the lower side of the inner template is provided with a positioning pin in a sliding manner, and the positioning pin can slide relative to the inner template in the vertical direction.
9. The novel auxiliary trolley for the construction of the anti-collision bridge guardrail as claimed in claim 8, wherein: the lower side of the inner formwork is provided with a pair of tension rods, the pair of tension rods can penetrate through the inner formwork, and one end of the pair of tension rods penetrates through the inner formwork and the outer formwork simultaneously.
10. The novel auxiliary trolley for the construction of the anti-collision guardrail of the bridge as claimed in claim 1, wherein: and a group of travelling wheels are respectively fixedly arranged at two ends of the lower side of the support frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111214444.1A CN114319106A (en) | 2021-10-19 | 2021-10-19 | Novel auxiliary trolley is used in construction of bridge anticollision barrier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111214444.1A CN114319106A (en) | 2021-10-19 | 2021-10-19 | Novel auxiliary trolley is used in construction of bridge anticollision barrier |
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| Publication Number | Publication Date |
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| CN114319106A true CN114319106A (en) | 2022-04-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111214444.1A Pending CN114319106A (en) | 2021-10-19 | 2021-10-19 | Novel auxiliary trolley is used in construction of bridge anticollision barrier |
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Citations (8)
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|---|---|---|---|---|
| DE19640396A1 (en) * | 1996-09-30 | 1998-04-09 | Doka Ind Gmbh | Support assembly for eaves fascia |
| JP2000303410A (en) * | 1999-04-16 | 2000-10-31 | Takeda Goshin Shoten:Kk | Tube-and-coupler hoop scaffold, and method for temporarily constructing the same |
| JP2002275830A (en) * | 2001-03-13 | 2002-09-25 | Shinagawa Sangyo:Kk | Scaffold device for subsidiary work and subsidiary work method of elevated bridge |
| KR20030004528A (en) * | 2001-07-05 | 2003-01-15 | (주)청호종합기술단 | Movable scaffolding of operation concrete slab of bridge |
| CN111155434A (en) * | 2020-01-03 | 2020-05-15 | 中冶交通建设集团有限公司 | Construction method and device for concrete covered guardrail of viaduct bridge |
| CN211340412U (en) * | 2019-11-01 | 2020-08-25 | 中交四公局第五工程有限公司 | Integral hydraulic pressure guardrail construction auxiliary structure of bridge |
| CN111719440A (en) * | 2020-07-24 | 2020-09-29 | 四川省环茂工程机械设备有限公司 | Prefabricated auxiliary device of road bridge guardrail |
| CN112609589A (en) * | 2020-12-21 | 2021-04-06 | 中铁长安重工有限公司 | Automatic guardrail trolley control method and system |
-
2021
- 2021-10-19 CN CN202111214444.1A patent/CN114319106A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19640396A1 (en) * | 1996-09-30 | 1998-04-09 | Doka Ind Gmbh | Support assembly for eaves fascia |
| JP2000303410A (en) * | 1999-04-16 | 2000-10-31 | Takeda Goshin Shoten:Kk | Tube-and-coupler hoop scaffold, and method for temporarily constructing the same |
| JP2002275830A (en) * | 2001-03-13 | 2002-09-25 | Shinagawa Sangyo:Kk | Scaffold device for subsidiary work and subsidiary work method of elevated bridge |
| KR20030004528A (en) * | 2001-07-05 | 2003-01-15 | (주)청호종합기술단 | Movable scaffolding of operation concrete slab of bridge |
| CN211340412U (en) * | 2019-11-01 | 2020-08-25 | 中交四公局第五工程有限公司 | Integral hydraulic pressure guardrail construction auxiliary structure of bridge |
| CN111155434A (en) * | 2020-01-03 | 2020-05-15 | 中冶交通建设集团有限公司 | Construction method and device for concrete covered guardrail of viaduct bridge |
| CN111719440A (en) * | 2020-07-24 | 2020-09-29 | 四川省环茂工程机械设备有限公司 | Prefabricated auxiliary device of road bridge guardrail |
| CN112609589A (en) * | 2020-12-21 | 2021-04-06 | 中铁长安重工有限公司 | Automatic guardrail trolley control method and system |
Non-Patent Citations (1)
| Title |
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