CN205934729U - Platform device of supplementary bridge deck bottom unsettled construction operation - Google Patents
Platform device of supplementary bridge deck bottom unsettled construction operation Download PDFInfo
- Publication number
- CN205934729U CN205934729U CN201620772464.9U CN201620772464U CN205934729U CN 205934729 U CN205934729 U CN 205934729U CN 201620772464 U CN201620772464 U CN 201620772464U CN 205934729 U CN205934729 U CN 205934729U
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- unit
- suspension member
- vertical arm
- bridge deck
- bridge
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- 238000010276 construction Methods 0.000 title claims abstract description 35
- 239000000725 suspension Substances 0.000 claims description 58
- 238000000034 method Methods 0.000 description 5
- 230000003028 elevating effect Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000009440 infrastructure construction Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000012876 topography Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Bridges Or Land Bridges (AREA)
Abstract
The utility model discloses a platform device of supplementary bridge deck bottom unsettled construction operation relates to bridge hogging moment stretch -draw operation in, the safe construction method of end crossbeam. The utility model discloses a pull walking unit, balancing unit, turn to unit and current unit, wherein, it establishes on the bridge floor and can move on the bridge floor to draw walking unit, balancing unit establishes and keeps away from one side of current unit pulling walking unit, current unit includes that it hangs the component under and to hang component, vertical arm, hangs component one end and pulls walking unit on wherein and connect, and the other end stretches out in the bridge floor, the upper end of vertical arm hangs the structrual joint on and, and the lower extreme hangs the component pin joint under with, a vertical arm hangs between the component under and for driving hang down the component and locate current unit for the unit that turns to of vertical rotation of arm. The utility model discloses the construction that the construction method was applicable to an overhead letter continuous bridge and had the bridge deck engineering of high altitude safety work risk.
Description
Technical Field
The utility model relates to a can be by oneself underslung operation platform device is for the construction of spatial structure bottom creates convenient, safe, swift construction platform, is particularly useful for the construction of the bridge deck system of high latitude.
Background
In recent years, the infrastructure construction of China enters the peak development period, the construction of highways is as good as possible, but with the needs and perfection of national strategic planning and the development of local cities, the highways gradually extend to mountain areas with steep terrain and cities with crowded roads, and the rapid development of overhead line bridges is promoted.
Overhead line bridges have two characteristics: firstly, generally, a simply supported continuous beam is adopted, and the construction operation interval of a bridge deck system is narrow; secondly, due to the limitation of terrain and topography, the pier is generally designed to be higher, and the traditional construction method of the bridge deck system has the following problems:
1. the process is strictly controlled, and construction must be carried out according to the beam piece hanging and rotating in place → cast-in-place wet joint and middle (end) beam → tension, mud jacking → bridge deck pavement and auxiliary engineering construction, thereby completing the system conversion from the simple beam to the continuous beam;
2. except hoisting and bridge deck pavement, other procedures have narrow working faces, are not easy to operate, have high construction cost, and have slow field progress, thereby influencing the construction image.
3. Because the pier is higher, there is the safety risk of high altitude suspension operation, is the blind area of quality supervision, does not accord with the requirement of standardization and normalized construction.
At present, the construction such as the transverse connection between the overhead line bridge piece needs to adopt the original operation mode of artifical suspension, some have also made some improvements on the construction platform, auxiliary device has been processed, the danger environment of workman's high altitude construction has been improved greatly, in the template installation, dismantle, and stretch-draw, mudjacking construction, its fastness has really been guaranteed, security and maneuverability, make the finished product of structure more accord with the design specification requirement, but these auxiliary device usually require the cooperation of other mechanical equipment, need the operation requirement that the on-the-spot place must satisfy mechanical equipment, operability in reality is general, in addition reuse, cause the friction damage of connecting elements, there is the potential safety hazard in the use.
SUMMERY OF THE UTILITY MODEL
The utility model aims at the above not enough of background art, provide one kind can improve work efficiency, safe convenient, beautifully be suitable for can be by oneself underslung operation platform device.
The technical scheme of the utility model as follows:
a platform device for assisting the suspended construction operation of the bottom of a bridge deck system is characterized by comprising a traction walking unit, a balancing unit, a steering unit and a passing unit; wherein,
the traction walking unit is arranged on the bridge floor and can move on the bridge floor; the balance unit is arranged on one side of the traction walking unit, which is far away from the passing unit;
the passing unit comprises an upper suspension member, a vertical arm and a lower suspension member, wherein one end of the upper suspension member is connected with the traction walking unit, and the other end of the upper suspension member extends out of the bridge deck; the upper end of the vertical arm is connected with the upper suspension member, and the lower end of the vertical arm is pivoted with the lower suspension member;
a steering unit for driving the lower suspension member to rotate relative to the vertical arm is arranged between the vertical arm of the passing unit and the lower suspension member.
In a preferred embodiment, the traction walking unit is a self-propelled load-bearing vehicle.
In a preferred embodiment, the balancing unit includes a weight.
In a preferred embodiment, the steering unit comprises a rotating shaft, a rotating link and a jack; wherein, the rotation axis is arranged at the right side of the lower section of the vertical arm, and the upper corner of the left end of the lower connecting component is pivoted with the rotation axis. One end of the rotary connecting piece is pivoted at the lower left corner of the vertical arm, and the other end of the rotary connecting piece is pivoted at the bottom of the left section of the lower suspension member; one end of the jack is pivoted with the right end of the rotary connecting piece, and the other end of the jack is pivoted on the vertical arm.
In a preferred embodiment, the upper section of the vertical arm is provided with a plurality of positioning holes for adjusting the height between the vertical arm and the upper suspension member.
In a preferred embodiment, a movable lifting platform is provided on the lower suspension member.
In a preferred embodiment, the angle of rotation between the vertical arm and the lower suspension member is 90 degrees.
The utility model has the advantages as follows:
the utility model is composed of a traction walking unit, a balancing unit, a telescopic steering unit and a passing unit;
1) the traction walking unit realizes walking through power traction under the condition that the walking trolley is integrally balanced;
2) the balance unit is a counterweight block, an overhanging passing platform structure and the acting force of the dead weight of the passing trolley on a stress point, so that the structural stability is met, and the integral operation of the device is ensured;
3) the telescopic steering unit generates acting force on the vertical arm and the lower suspension member through the telescopic action of the jack to form centering steering taking the rotating shaft center as the center, so that a construction operation platform or a structure which conflicts with the platform in the process of advancing is formed;
4) the passing unit consists of a suspension member, a vertical arm and a lower suspension member and provides a safe upper channel and a safe lower channel for workers, appliances, templates and the like to be in place;
the utility model discloses a scheme guarantees that the device can pull to move ahead under the state of whole equilibrium. And secondly, constructing an operation platform or avoiding a structure which conflicts with the platform in the process of advancing through the telescopic steering unit. And thirdly, a safety channel is established by utilizing the device rod piece, so that the operation safety of the operating personnel is ensured.
The utility model is suitable for an overhead simple supported continuous beam bridge and the construction that has the bridge floor system engineering of high altitude safety work risk.
Drawings
FIG. 1 is a general view of the device of the present invention;
FIG. 2 is a schematic view of the working principle of the present invention;
in the drawings
1-self-propelled load-bearing vehicle 2-balancing weight 3-upper suspension member 4-vertical arm 5-lower suspension member 6-jack 7-rotating shaft 8-rotating connector 9-movable lifting platform 10-T beam 11-bridge center line 12-upright post
The arrow indicates the walking direction
Detailed Description
Referring to fig. 1 and 2, the self-underslung operation platform device comprises a traction walking unit, a balancing unit, a steering unit and a passing unit;
the traction walking unit comprises a self-propelled load-bearing vehicle 1, and walking is realized through power traction under the condition that the walking trolley is integrally balanced; the self-propelled load bearing vehicle 1 is arranged on the T beam 10 and close to the outer side of the T beam.
The balancing unit comprises a balancing weight 2 which is arranged on one side of the self-propelled bearing vehicle 1 facing to the center of the T bridge floor. The structural stability is met through the counterweight block 2, the overhanging passing platform structure and the acting force of the dead weight of the self-propelled bearing vehicle 1 on the stress point, so that the integral operation of the device is ensured;
the passing unit comprises an upper suspension member 3, a vertical arm 4, a lower suspension member 5 and the like, and provides a safe upper and lower channel for workers, appliances, templates and the like to be in place;
wherein, the right end of the upper suspension component 3 is connected with the self-propelled load-bearing vehicle 1, and the left end extends out of the bridge deck for a certain distance; the upper end of the vertical arm 4 is fixedly connected with the left section of the upper suspension member 3, the lower end extends to the bottom of the T beam for a next distance, and the lower end is pivoted with the lower suspension member 5. The upper suspension member 3, the vertical arm 4 and the lower suspension member 5 are all of a frame structure formed by welding a plurality of angle steels, and an upper ladder (in the vertical arm 4) or a lower ladder (in the upper suspension member and the lower suspension member) is arranged inside the frame structure and is used for people to walk.
In this embodiment, the upper section of the vertical arm 4 is provided with a plurality of positioning holes 4-1, and the drooping length of the vertical arm 4 can be changed, that is, the vertical arm can be extended and retracted up and down by adjusting the fixed connection between the positioning holes 4-1 at different heights and the upper suspension member 3.
The left end of the lower suspension member 5 is pivotally connected to the vertical arm 4, and the right end is a free end, and in this embodiment, the rotation angle of the lower suspension member 5 is 90 degrees. I.e. from the position in fig. 2 in the same vertical line as the vertical arm 4, the lower end is rotated 90 degrees counter-clockwise to a horizontal position. Referring to fig. 1, the upper surface of the lower suspension member 5 is provided with a movable lifting platform 9. A worker can stand on the platform to perform work. The movable elevating platform 9 is movable and positionable along the upper surface of the lower suspension member 5.
The steering unit comprises a rotating shaft 7, a rotating link 8 and a jack 6. Wherein, the rotating shaft 7 is arranged at the right side of the lower section of the vertical arm 4, and the upper left end corner of the lower connecting component 5 is pivoted with the rotating shaft 7. One end (left end) 8-1 of the rotary connecting piece 8 is pivoted at the lower left corner of the vertical arm 4, and the other end (right end) 8-2 is pivoted at the bottom of the left section of the lower suspension member 5. One end of the jack 6 is pivoted with the right end 8-2 of the rotary connecting piece 8, and the other end is pivoted on the vertical arm 4. In the present embodiment, it is pivoted to the right side of the vertical arm 4 and above the rotating shaft 7. Acting force is generated on the vertical arm and the lower suspension member through the extension and contraction of the jack 6, and centering steering with the rotating shaft 7 as the center is formed, so that a construction operation platform or a structure which conflicts with the platform in the process of advancing is formed.
The self-propelled bearing vehicle 1 realizes integral balance with other components through the balancing weight 2 and integrally walks on the T beam 10 to realize the self-propelled performance of the device; the lower suspension member (work platform) 5, the rotary connecting piece 8 attached to the lower suspension member and the movable lifting platform 9 are used for opening and closing the lower suspension member (work platform) 5 by 90 degrees under the action of a jack, the construction completion of the work platform is guaranteed (namely the construction is shown in fig. 2), and the lower suspension member (work platform) 5 is guaranteed to avoid the conflict with the lower structure of the bridge (shown in fig. 1) when the device advances to the next work point.
The utility model discloses a specifically use as follows: as shown in figure 2, the utility model is assembled and then moved to the construction bridge floor position by the self-propelled bearing vehicle (1). Thereafter, the jack 6 is retracted, the rotation shaft 7 is fixed, and the right end 8-2 of the rotary joint 8 is pulled in the right-up direction, which rotates the lower suspension member 5 counterclockwise to the horizontal (see fig. 1). At this time, the worker can enter the movable elevating platform 9 on the upper surface of the lower suspension member 5 through the passages of the upper suspension member 3, the vertical arm 4 and the lower suspension member 5 to perform work.
After the work is completed, the worker is evacuated and the jack 6 is extended, and the lower suspension member 5 is rotated clockwise, returning to the position in fig. 2 in the same vertical plane as the vertical arm 4. At this point the bicycle 1 can proceed to the next working point on its way, since the lower suspension element 5 is now in a vertical position, during which movement conflicts with the elements under the bridge can be avoided.
Claims (7)
1. A platform device for assisting the suspended construction operation of the bottom of a bridge deck system is characterized by comprising a traction walking unit, a balancing unit, a steering unit and a passing unit; wherein,
the traction walking unit is arranged on the bridge floor and can move on the bridge floor; the balance unit is arranged on one side of the traction walking unit, which is far away from the passing unit;
the passing unit comprises an upper suspension member, a vertical arm and a lower suspension member, wherein one end of the upper suspension member is connected with the traction walking unit, and the other end of the upper suspension member extends out of the bridge deck; the upper end of the vertical arm is connected with the upper suspension member, and the lower end of the vertical arm is pivoted with the lower suspension member;
and the steering unit is used for driving the lower suspension member to rotate relative to the vertical arm and is arranged between the vertical arm of the passing unit and the lower suspension member.
2. The platform device for assisting the suspended construction operation of the bottom of the bridge deck system according to claim 1, wherein:
the traction walking unit is a self-propelled load-bearing vehicle.
3. The platform device for assisting the suspended construction operation of the bottom of the bridge deck system according to claim 1, wherein:
the balancing unit comprises a balancing weight.
4. The platform device for assisting the suspended construction operation of the bottom of the bridge deck system according to claim 1, wherein:
the steering unit comprises a rotating shaft, a rotating connecting piece and a jack; wherein, the rotating shaft is arranged on the right side of the lower section of the vertical arm, and the upper corner of the left end of the lower connecting component is pivoted with the rotating shaft; one end of the rotary connecting piece is pivoted at the left lower corner of the vertical arm,
the other end is pivoted at the bottom of the left section of the lower suspension member; one end of the jack is pivoted with the right end of the rotary connecting piece, and the other end of the jack is pivoted on the vertical arm.
5. The platform device for assisting the suspended construction operation of the bottom of the bridge deck system according to claim 1, wherein:
the upper section of the vertical arm is provided with a plurality of positioning holes for adjusting the height between the vertical arm and the upper suspension member.
6. The platform device for assisting the suspended construction operation of the bottom of the bridge deck system according to claim 1, wherein:
the lower suspension member is provided with a movable lifting platform.
7. The platform device for assisting the suspended construction operation of the bottom of the bridge deck system according to claim 1, wherein:
the angle of rotation between the vertical arm and the lower suspension member is 90 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620772464.9U CN205934729U (en) | 2016-07-21 | 2016-07-21 | Platform device of supplementary bridge deck bottom unsettled construction operation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620772464.9U CN205934729U (en) | 2016-07-21 | 2016-07-21 | Platform device of supplementary bridge deck bottom unsettled construction operation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205934729U true CN205934729U (en) | 2017-02-08 |
Family
ID=57926574
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620772464.9U Expired - Fee Related CN205934729U (en) | 2016-07-21 | 2016-07-21 | Platform device of supplementary bridge deck bottom unsettled construction operation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205934729U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106368124A (en) * | 2016-07-21 | 2017-02-01 | 中交公局厦门工程有限公司 | Platform device for assisting hanging construction operation at bottom of bridge floor system |
-
2016
- 2016-07-21 CN CN201620772464.9U patent/CN205934729U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106368124A (en) * | 2016-07-21 | 2017-02-01 | 中交公局厦门工程有限公司 | Platform device for assisting hanging construction operation at bottom of bridge floor system |
| CN106368124B (en) * | 2016-07-21 | 2018-02-06 | 中交一公局厦门工程有限公司 | A kind of stage apparatus for aiding in the hanging constructing operation in bridge deck bottom |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170208 |
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| CF01 | Termination of patent right due to non-payment of annual fee |