CN211646006U - Guardrail installation trolley - Google Patents
Guardrail installation trolley Download PDFInfo
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- CN211646006U CN211646006U CN201922006863.0U CN201922006863U CN211646006U CN 211646006 U CN211646006 U CN 211646006U CN 201922006863 U CN201922006863 U CN 201922006863U CN 211646006 U CN211646006 U CN 211646006U
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- platform
- guardrail
- curb girder
- mounting plate
- lower platform
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Abstract
The utility model relates to the technical field of bridge guardrail mounting equipment, a guardrail mounting trolley is disclosed, including upper mounting plate and lower platform, the bottom of upper mounting plate installs the walking wheel, the upper mounting plate includes crossbeam and curb girder, the crossbeam includes the extension, the upper end of curb girder is fixed on the extension and this curb girder sets up perpendicularly, lower platform is installed at the lower extreme of curb girder and lower platform is located the below of the cantilever of steel box girder, curb girder and lower platform are L-shaped structure, leave the space of hanging in midair between curb girder and the upper mounting plate, install the fixed pulley on the crossbeam, the fixed pulley is located the top of space of hanging in midair, the front end on the upper mounting plate is equipped with the balancing weight, be equipped with the stay cord on the balancing weight, the tip of stay cord is walked around the fixed pulley; the utility model provides a pair of guardrail installation platform truck, with low costs, convenient operation, save the labour cost, the installation rate is fast, but straddle mount walking installation.
Description
Technical Field
The utility model relates to a bridge railing erection equipment technical field, concretely relates to guardrail installation platform truck.
Background
The installation of present steel construction bridge railing generally all adopts cloud car installation, and bicycle lane bridge railing at first adopts cloud car operation, and the problem that adopts cloud car installation guardrail to exist is: 1. the installation cost is high, the installation time is long, the consumed construction period is long, the time is 8 days for installing the guard bars with the length of 200 meters by using the two cloud vehicles, and 4 cloud vehicles operate simultaneously and need 4 days to finish the installation; 2. the cross operation exists under the bridge, the road surface is uneven, the cloud vehicle is inconvenient to move, the guardrail installation section is discontinuous, the guardrail installation construction relates to the cross-line bridge construction, the cloud vehicle arm length cannot be reached, and the cloud vehicle is inconvenient for guardrail installation.
SUMMERY OF THE UTILITY MODEL
To the problem that exists among the above-mentioned prior art, the utility model provides a guardrail installation platform truck, it is with low costs, convenient operation, save the labour cost, the installation rate is fast, but straddle mount walking installation.
The utility model discloses the technical scheme who adopts does:
the utility model provides a guardrail installation platform truck, includes upper mounting plate and lower platform, the walking wheel is installed to the bottom of upper mounting plate, the upper mounting plate includes crossbeam and curb girder, the crossbeam includes the extension, the upper end of curb girder is fixed on the extension and this curb girder sets up perpendicularly, the platform is installed in the lower extreme of curb girder and the below that the lower platform is located the cantilever of steel box girder down, curb girder and lower platform are L shape structure, leave between curb girder and the upper mounting plate and suspend the space in midair, install the fixed pulley on the crossbeam, the fixed pulley is located the top of suspending the space in midair, the front end on the upper mounting plate is equipped with the balancing weight, be equipped with the stay cord on the balancing weight, the fixed pulley is walked around to the tip of stay cord, the expansion end that the fixed.
The trolley is characterized in that the upper platform and the lower platform are arranged, the front end of the upper platform is provided with a balancing weight, the balancing weight can ensure the integral stability of the trolley in the operation process, and the travelling wheels can be conveniently moved to an uninstalled area after the trolley is installed in one area; the lower platform is arranged at the lower end of the side beam, so that constructors can conveniently enter the lower platform from the upper platform, and the installation operation of the guardrail upright post is started; the stay cord can realize hanging in midair the guardrail, and the fixed pulley is located the top of hanging in midair the space, can guarantee that the guardrail hangs in midair and lies in this space of hanging in midair under the state, and the platform then lies in guardrail side below under the guardrail state of hanging in midair, guarantees the guardrail and hangs in midair the state down with the cooperation of the cantilever of steel box girder, conveniently realizes the installation.
Furthermore, the anti-falling device is arranged on the upper part of the upper platform and used for preventing constructors from falling. In the construction process of constructors, the safety buckle of the safety catch is firstly pulled down to be connected with a special belt on the body of the constructors, so that the safety of the constructors is ensured.
Furthermore, in order to conveniently lock the position of the walking wheel in the construction process, the walking wheel is a brake wheel.
Furthermore, in order to ensure the safety of constructors, a protective net for ensuring the safety of the constructors is arranged on the side beam.
Furthermore, the outer side of the side beam is provided with a first inclined strut for ensuring the structural strength of the side beam.
Furthermore, the lower platform is horizontally arranged, and a second inclined strut for reinforcing the lower platform is arranged between the lower platform and the side beam.
Further, the bottom and the two sides of the upper platform are sealed through steel plates, and constructors are prevented from falling.
Furthermore, the upper platform and the side beams are provided with frame body structures which are convenient for constructors to enter the lower platform from the upper platform.
Further, the weight of the balancing weight is 200 kg.
Furthermore, the travelling wheels are welded at the bottom of the upper platform, and the fixed pulleys are welded on the cross beam.
The utility model has the advantages that: according to finite element analysis and steel structure stability, the guardrail mounting trolley is mainly used for carrying out construction operation on the side surface of the lower part of a guardrail, an upper platform and a lower platform are arranged, a balancing weight is arranged at the front end of the upper platform, the overall stability of the trolley in the operation process can be ensured by the balancing weight, and a travelling wheel can conveniently move to an uninstalled area after an area is installed; the lower platform is arranged at the lower end of the side beam, so that constructors can conveniently enter the lower platform from the upper platform, and the installation operation of the guardrail upright post is started; the stay cord can realize hanging in midair the guardrail, and the fixed pulley is located the top of hanging in midair the space, can guarantee that the guardrail hangs in midair and lies in this space of hanging in midair under the state, and the platform then lies in guardrail side below under the guardrail state of hanging in midair, guarantees the guardrail and hangs in midair the state down with the cooperation of the cantilever of steel box girder, conveniently realizes the installation.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
In the figure: an upper platform 1; a lower platform 2; a traveling wheel 3; a cross beam 4; an extension 4.1; side beams 5; a cantilever 6; a suspension space 7; a fixed pulley 8; a balancing weight 9; a pull cord 10; a guard rail 11; a protection net 12; a first inclined strut 13; and a second diagonal brace 14.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as 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 accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.
The present invention will be further described with reference to the accompanying drawings and specific embodiments.
Example 1:
as shown in fig. 1, the embodiment provides a guardrail mounting trolley, which comprises an upper platform 1 and a lower platform 2, wherein the bottom of the upper platform 1 is provided with a traveling wheel 3, the traveling wheel 3 is welded at the bottom of the upper platform 1, the upper platform 1 comprises a cross beam 4 and a side beam 5, the cross beam 4 comprises an extension portion 4.1, the upper end of the side beam 5 is fixed on the extension portion 4.1, the side beam 5 is vertically arranged, the lower platform 2 is arranged at the lower end of the side beam 5, the lower platform 2 is arranged below a cantilever 6 of a steel box girder, the side beam 5 and the lower platform 2 are in an L-shaped structure, a suspension space 7 is left between the side beam 5 and the upper platform 1, the cross beam 4 is provided with a fixed pulley 8, the fixed pulley 8 is welded on the cross beam 4, the fixed pulley 8 is arranged above the suspension space 7, the front end of the upper platform 1 is provided with a counterweight 9, the weight of the counterweight, the pulling rope 10 is wound around the movable end of the fixed pulley 8 for suspending the guard rail 11.
The upper platform 1 and the lower platform 2 are arranged, the balancing weight 9 is arranged at the front end of the upper platform 1, the balancing weight 9 can ensure the integral stability of the trolley in the operation process, and the travelling wheels 3 can be conveniently moved to an uninstalled area after the trolley is installed in one area; the lower end of the side beam 5 is provided with a lower platform 2, and the upper platform 1 and the side beam 5 are both provided with frame body structures which are convenient for constructors to enter the lower platform 2 from the upper platform 1, so that the constructors can conveniently enter the lower platform 2 from the upper platform 1, and the installation operation of the upright post of the guardrail 11 is started; stay cord 10 can realize hanging in midair guardrail 11, and fixed pulley 8 is located the top of hanging in midair space 7, can guarantee that guardrail 11 is located this space 7 that hangs in midair under the state of hanging in midair, and the platform truck is located the steel case roof beam, and under guardrail 11 the state of hanging in midair, lower platform 2 then is located 11 side below of guardrail, guarantees that guardrail 11 the state of hanging in midair and the cooperation of cantilever 6 of steel case roof beam, conveniently realizes the installation.
Example 2:
this embodiment is defined by optimization based on embodiment 1 described above.
And the safety catch 15 is arranged at the upper part of the upper platform 1 and used for preventing constructors from falling. In the construction process of constructors, the safety buckle of the safety catch 15 is firstly pulled down to be connected with a special belt on the body of the constructors, so that the safety of the constructors is ensured.
Example 3:
this embodiment is defined by optimization based on embodiment 1 described above.
In order to facilitate the locking of the position of the road wheels 3 during construction, the road wheels 3 are brake wheels.
Example 4:
this embodiment is defined by optimization based on embodiment 1 described above.
In order to ensure the safety of the constructors, a protective net 12 for ensuring the safety of the constructors is arranged on the side beam 5.
Example 5:
this embodiment is defined by optimization based on embodiment 1 described above.
And the outer side of the side beam 5 is provided with a first inclined strut 13 for ensuring the structural strength of the side beam 5. The lower platform 2 is horizontally arranged, and a second inclined strut 14 for reinforcing the lower platform 2 is arranged between the lower platform 2 and the side beam 5.
Example 6:
this embodiment is defined by optimization based on embodiment 1 described above.
The bottom and both sides of the upper platform 1 are sealed through steel plates, so that the constructors are prevented from falling.
Example 7:
this embodiment is defined by optimization based on embodiment 2 described above.
In order to facilitate the locking of the position of the road wheels 3 during construction, the road wheels 3 are brake wheels.
In order to ensure the safety of the constructors, a protective net 12 for ensuring the safety of the constructors is arranged on the side beam 5.
And the outer side of the side beam 5 is provided with a first inclined strut 13 for ensuring the structural strength of the side beam 5. The lower platform 2 is horizontally arranged, a second inclined strut 14 used for reinforcing the lower platform 2 is arranged between the lower platform 2 and the side beam 5, and the lower platform can simultaneously carry 200kg of load.
The bottom and both sides of the upper platform 1 are sealed through steel plates, so that the constructors are prevented from falling.
After the guardrail 11 is transported to the site, the guardrail 11 is lifted by the pull rope 10 for installation, and after the installation of the guardrail, 4 persons can push the trolley together to move to the area where the guardrail 11 is not installed, and the guardrail is lifted again for installation.
The trolley for installing the guardrail 11 has the advantages of low cost, convenient operation, labor cost saving, high installation speed and striding type walking installation. The occupied space of the operation field is small in the operation process, the requirements of small space of the operation field, more high-altitude operations, short construction period and strict quality requirements for high-altitude operations can be met, and the operation platform can be used for three persons to operate simultaneously.
The traditional method that two cloud vehicles are adopted to install a guardrail with the length of 200 meters needs 8 days, and 4 cloud vehicles work simultaneously and need 4 days to finish the operation; adopt this 11 installation dollies of guardrail to carry out guardrail 11 installations, 73 meters are installed every day to every trolley, and 11 overall length of guardrail is 2.56km, then all guardrails 11 in 35 days installation cost bridge section, accomplish the installation task in the time limit for a project, and 11 efficiency improvement 17 days than the original cloud car installation guardrail.
The present invention is not limited to the above-mentioned optional embodiments, and any other products in various forms can be obtained by anyone under the teaching of the present invention, and any changes in the shape or structure thereof, all the technical solutions falling within the scope of the present invention, are within the protection scope of the present invention.
Claims (10)
1. The utility model provides a guardrail installation platform truck which characterized in that: including upper mounting plate and lower platform, the walking wheel is installed to the bottom of upper mounting plate, the upper mounting plate includes crossbeam and curb girder, the crossbeam includes the extension, the upper end of curb girder is fixed on the extension and this curb girder sets up perpendicularly, the platform mounting is in the below of the cantilever of steel box girder under the lower extreme of curb girder and the platform, curb girder and lower platform are L shape structure, leave between curb girder and the upper mounting plate and suspend in midair the space, install the fixed pulley on the crossbeam, the fixed pulley is located the top that suspends the space in midair, the front end on the upper mounting plate is equipped with the balancing weight, be equipped with the stay cord on the balancing weight, the fixed pulley is walked around to the tip of stay cord, the expansion end that the fixed pulley was walked around to.
2. The guardrail mounting trolley of claim 1, wherein: the safety catch device is arranged on the upper portion of the upper platform and used for preventing constructors from falling.
3. The guardrail mounting trolley of claim 1, wherein: the traveling wheels are brake wheels.
4. The guardrail mounting trolley of claim 1, wherein: and a protective net for ensuring the safety of constructors is arranged on the side beam.
5. The guardrail mounting trolley of claim 1, wherein: and the side beam is provided with a first inclined strut for ensuring the structural strength of the side beam.
6. The guardrail mounting trolley of claim 1, wherein: the lower platform is horizontally arranged, and a second inclined support used for reinforcing the lower platform is arranged between the lower platform and the side beam.
7. The guardrail mounting trolley of claim 1, wherein: the bottom and the two sides of the upper platform are sealed through steel plates.
8. The guardrail mounting trolley of claim 1, wherein: and frame body structures which are convenient for constructors to enter the lower platform from the upper platform are arranged on the upper platform and the side beams.
9. The guardrail mounting trolley of claim 1, wherein: the weight of the balancing weight is 200 kg.
10. The guardrail mounting trolley of claim 1, wherein: the walking wheel is welded at the bottom of the upper platform, and the fixed pulley is welded on the cross beam.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922006863.0U CN211646006U (en) | 2019-11-18 | 2019-11-18 | Guardrail installation trolley |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922006863.0U CN211646006U (en) | 2019-11-18 | 2019-11-18 | Guardrail installation trolley |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211646006U true CN211646006U (en) | 2020-10-09 |
Family
ID=72692691
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922006863.0U Active CN211646006U (en) | 2019-11-18 | 2019-11-18 | Guardrail installation trolley |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211646006U (en) |
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2019
- 2019-11-18 CN CN201922006863.0U patent/CN211646006U/en active Active
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