CN212404892U - Simple trolley for anti-collision wall construction - Google Patents

Simple trolley for anti-collision wall construction Download PDF

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Publication number
CN212404892U
CN212404892U CN202020689583.4U CN202020689583U CN212404892U CN 212404892 U CN212404892 U CN 212404892U CN 202020689583 U CN202020689583 U CN 202020689583U CN 212404892 U CN212404892 U CN 212404892U
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China
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cantilever beam
trolley
construction
wire rope
collision wall
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CN202020689583.4U
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马广胜
申世靖
李永旗
国旗
崔岚岭
刘超
陈红旭
赵国琪
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China Railway Major Bridge Engineering Group Co Ltd MBEC
1st Engineering Co Ltd of MBEC
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China Railway Major Bridge Engineering Group Co Ltd MBEC
1st Engineering Co Ltd of MBEC
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Abstract

The application relates to a simple trolley for anti-collision wall construction, which relates to the technical field of bridge construction equipment and comprises a movable trolley body, a movable trolley body and a movable trolley body, wherein the movable trolley body comprises a compression steel stand column which is vertically arranged; the rotating assembly comprises a cantilever beam and a hanging frame, one end of the cantilever beam is hinged to the middle of the compression steel upright column, and the hanging frame is vertically fixed to the other end of the cantilever beam; one end of the steel wire rope is fixed on the trolley body, and the other end of the steel wire rope spans the top end of the compression steel upright post and is fixed on the cantilever beam; when the simple trolley works, the cantilever beam is horizontal, the steel wire rope is tightened, and the hanging frame is close to the outer side surface of the anti-collision wall; when the simple trolley does not work, the rotating assembly can rotate upwards along the hinged point of the cantilever beam and the compression steel upright post. This application has reduced the requirement to cantilever beam rigidity and intensity, can carry out horizontal bridge to removing, and reuse has many times saved construction cost, has improved the efficiency of construction.

Description

Simple trolley for anti-collision wall construction
Technical Field
The application relates to the technical field of bridge construction equipment, in particular to a simple trolley for anti-collision wall construction.
Background
At the in-process of bridge construction, because the particularity of crashproof wall position, the crashproof wall construction often need hang the workman to the horizontal bridge of bridge outside with the help of hanging the mechanism, carries out the decoration work of polishing of installing and removing and crashproof wall template and crashproof wall.
In the correlation technique, hang the mechanism and generally adopt the cantilever beam welding that adds the string basket structural style on the platform truck, the platform truck is portable, and the cantilever beam extends to the bridge floor outside along the cross bridge from the bridge floor top, hangs the basket and fixes and transfer to the outside of crashproof wall, and the workman stands and carries out the operation on hanging the basket.
However, the use of the above-mentioned hanging mechanism has the following disadvantages: the structure is complex; the cantilever beam needs to bear larger shearing force and bending moment, and the requirements on the rigidity and the strength of the cantilever beam are higher; in an initial assembling state, the hanging basket is suspended on the side face of the bridge, and equipment resources are occupied by means of a crane in the assembling process; hang the mechanism and can only carry out the longitudinal bridge to removing, the transverse bridge can take place to interfere with crashproof wall to removing, at the in-process of crashproof wall construction or after the construction, all need demolish just can follow the bridge floor edge and remove towards bridge floor central authorities, consume manpower and materials, the efficiency of construction is low.
SUMMERY OF THE UTILITY MODEL
The embodiment of the application provides a simple and easy platform truck is used in crashproof wall construction, has reduced the requirement to cantilever beam rigidity and intensity, can carry out horizontal bridge to removing, and reuse has many times saved construction cost, has improved the efficiency of construction.
The application provides a simple and easy platform truck is used in crashproof wall construction, its characterized in that contains:
the movable trolley body comprises a compression steel upright column which is vertically arranged;
the rotating assembly comprises a cantilever beam and a hanging frame, one end of the cantilever beam is hinged to the middle of the compression steel upright column, and the hanging frame is vertically fixed to the other end of the cantilever beam;
one end of the steel wire rope is fixed on the trolley body, and the other end of the steel wire rope spans the top end of the compression steel upright post and is fixed on the cantilever beam;
when the simple trolley works, the cantilever beam is horizontal, the steel wire rope is tightened, and the hanging frame is close to the outer side surface of the anti-collision wall; when the simple trolley does not work, the rotating assembly can rotate upwards along the hinged point of the cantilever beam and the compression steel upright post.
In some embodiments, the trolley body further comprises a vertically arranged body truss, the body truss is positioned on the side of the compression steel upright, which faces away from the cantilever beam, and the height of the body truss is smaller than that of the compression steel upright; one end of the steel wire rope is fixed at the top end of the vehicle body truss.
In some embodiments, two fixing plates are disposed at the hinge joint of the compression steel upright and the cantilever beam, each fixing plate is embedded with a bearing, and the cantilever beam comprises a rotating shaft inserted between the two bearings.
In some embodiments, a pulley is mounted at the top end of the pressure steel column, and the steel wire rope is wound around the pulley.
In some embodiments, a chain block is further arranged at one end of the steel wire rope, which is positioned at the body truss.
In some embodiments, the trolley body further comprises a counterweight platform, the compression steel upright and the trolley body truss are vertically arranged on the top surface of the counterweight platform, and the bottom surface of the counterweight platform is provided with more than four wheels.
In some embodiments, the trolley body further comprises a counterweight for balancing the weight of the worker and the lifting frame, the counterweight being disposed on the top surface of the counterweight platform.
In some embodiments, the wheels are universal rotating wheels, and each universal rotating wheel is provided with a brake.
In some embodiments, the simple trolley further comprises a small motor for driving the wheel.
In some embodiments, the rotating assembly further includes a downward extending truss, the hanging frame is fixedly connected to the cantilever beam through the downward extending truss, and the hanging frame is composed of a steel plate arranged at the bottom and a protective net arranged around the steel plate.
The beneficial effect that technical scheme that this application provided brought includes:
the embodiment of the application provides a simple trolley for construction of anti-collision wall, because the pivot joint that cantilever beam and pressurized steel stand can be followed to the rotating assembly of simple trolley upwards rotates, and wire rope strides the top of pressurized steel stand, both ends are fixed in cantilever beam and trolley body respectively, therefore, the simple trolley of this application can avoid anti-collision wall, carry out nimble horizontal bridge to the removal, convenient and practical, multiple spot reuse many times, be convenient for construction and equipment, construction cost is saved, construction efficiency is improved, and simultaneously, wire rope has reduced the requirement to cantilever beam rigidity and intensity.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 is a schematic structural view of a simple trolley provided in an embodiment of the present application;
FIG. 2 is a cross-sectional view A-A of FIG. 1;
FIG. 3 is a cross-sectional view B-B of FIG. 1;
FIG. 4 is a cross-sectional view C-C of FIG. 1;
the reference numbers of the attached drawings are 1-wheel, 2-brake, 3-counterweight platform, 4-counterweight block, 5-car truss, 6-steel wire rope, 7-compression steel upright post, 8-cantilever beam, 9-bearing, 10-downward extending truss, 11-hanging frame, 12-fixing plate, 100-trolley body and 200-rotating component.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
The embodiment of the application provides a simple and easy platform truck is used in crashproof wall construction, and it can solve traditional platform truck and require high and can not carry out the horizontal bridge to the technical problem who removes to cantilever beam intensity and rigidity.
As shown in fig. 1, 2 and 3, a simple trolley for a collision wall construction includes a movable trolley body 100, a rotating assembly 200 and a wire rope 6. The movable trolley body 100 contains a vertically disposed stressed steel upright 7. The rotating assembly 200 comprises a cantilever beam 8 and a hanging frame 11, wherein one end of the cantilever beam 8 is hinged to the middle part of the compression steel upright post 7, and the hanging frame 11 is vertically fixed at the other end of the cantilever beam 8. One end of the steel wire rope 6 is fixed to the trolley body 100, and the other end of the steel wire rope strides over the top end of the compression steel upright post 7 and is fixed to the cantilever beam 8.
When the simple trolley works, the cantilever beam 8 is horizontal, the steel wire rope 6 is tightened, and the hanging frame 11 is tightly close to the outer side surface of the anti-collision wall; when the simple trolley does not work, the steel wire rope 6 can be pulled to drive the rotating assembly 200 to rotate upwards along the hinged point of the cantilever beam 8 and the pressed steel upright post 7.
Specifically, the compression steel upright 7 mainly provides support for the steel wire rope 6; when the simple trolley works, the steel wire rope 6 is tightened, and the cantilever beam 8 is cooperated to bear the gravity of the hanging frame 11 and workers, so that the requirements on the rigidity and the strength of the cantilever beam are lowered.
Further, the trolley body 100 further comprises a vertically arranged trolley body truss 5, the trolley body truss 5 is located on one side, away from the cantilever beam 8, of the compression steel upright post 7, and the height of the trolley body truss 5 is smaller than that of the compression steel upright post 7, so that a height difference is convenient to form. One end of the wire rope 6 is fixed to the top end of the vehicle body truss 5, and the wire rope 6 and the compression steel upright post 7 are hung and bear the weight of the hanging frame 11 and workers by utilizing the height difference. The body truss 5 corresponds to a front end of the bogie body 100, and for convenience of explanation, the front-rear direction is defined as front, and the left-right direction is defined as front.
In this embodiment, two fixing plates 12 are disposed at the hinged position of the stressed steel upright 7 and the cantilever beam 8, the two fixing plates 12 are respectively located at the left and right sides of the vehicle body truss 5, a bearing 9 is embedded in each fixing plate 12, the cantilever beam 8 includes a rotating shaft, and the rotating shaft is inserted between the two bearings 9. When the simple trolley is not operated and pulls the wire rope 6, the rotating assembly 200 is rotated upward by means of the rotating shaft and the bearing 9.
Preferably, a pulley is installed at the top end of the compression steel upright post 7, the middle of the steel wire rope 6 bypasses the pulley, and the two ends of the steel wire rope are respectively fixed to the vehicle body truss 5 and the cantilever beam 8, so that the friction coefficient between the steel wire rope 6 and the compression steel upright post 7 is further reduced.
In this embodiment, in order to facilitate the operation, a chain block is further disposed at one end of the steel wire rope 6 located at the car body truss 5, the rotating assembly 200 can be driven to rotate upwards by pulling the chain block, and when the rotating assembly 200 rotates to a certain angle, the rotating assembly 200 can keep the angle fixed relative to the trolley body 100. In other embodiments, an electric block may also be employed.
In this embodiment, the bogie body 100 further includes a counterweight platform 3, the counterweight platform 3 is equivalent to the body of the bogie body 100, the compression steel upright post 7 and the body truss 5 are both vertically disposed on the top surface of the counterweight platform 3, and the bottom surface of the counterweight platform 3 is provided with more than four wheels 1. The trolley body 100 further comprises a balancing weight 4 for balancing the weight of the hanging frame 11 and the worker, the balancing weight 4 is arranged on the top surface of the balancing weight platform 3, the weight of the balancing weight 4 refers to the hanging frame 11, the cantilever beam and the weight of the worker for setting, and preferably, the balancing weight 4 directly adopts concrete, sandbags or metal blocks.
Preferably, the wheels 1 are universal rotating wheels, so that the movement of the simple trolley is more flexible.
Preferably, every universal wheel that rotates all sets up brake 2, when simple and easy platform truck need stop on certain station and carry out construction, brake 2 is fixed with universal wheel that rotates, prevents that simple and easy platform truck from sliding at the bridge floor.
Preferably, the simple trolley further comprises a small motor for driving the wheel 1, so that the motion performance of the simple trolley is enhanced.
As shown in fig. 1 and 4, the rotating assembly 200 further includes a downward extending truss 10, the hanging frame 11 is fixedly connected to the cantilever beam 8 through the downward extending truss 10, and the hanging frame 11 mainly includes a steel plate disposed at the bottom and a protective net disposed around the steel plate. The down-extending truss 10 is fixed to a steel plate at the bottom of the hanging frame 11.
Specifically, the compression steel column 7 and the cantilever beam 8 are steel structural beams formed by combining a plurality of cross beams and longitudinal beams.
In the actual construction process, the length of the cantilever beam 8 and the height of the cantilever beam are determined according to the height and the width of the anti-collision wall and the position of an operation point, then the stress analysis of the compression steel upright post and the steel wire rope is carried out, and the weight of the balancing weight 4 is calculated. During operation, push simple and easy platform truck to appointed station, utilize wire rope 6 to drive the relative platform truck body 100 of rotating assembly 200 and rotate to a take the altitude, adjust to suitable position, utilize the brake locking wheel 1, avoid crashproof wall and transfer rotating assembly 200.
The simple trolley mainly comprises a trolley body 100 and a rotating assembly 200, wherein the trolley body 100 mainly comprises a compression steel upright post 7, the rotating assembly 200 mainly comprises a hanging frame 11, and compared with the existing trolley, the simple trolley is simple in structure and easy to manufacture on site.
When simple and easy platform truck work, cantilever beam 8 is the horizontality, and most hang frame 11 and workman's weight is born to taut wire rope 6, for current platform truck, the simple and easy platform truck of this application has reduced the requirement to 8 rigidity of cantilever beam and intensity.
When the simple trolley does not work, the steel wire rope 6 can be pulled to drive the rotating assembly 200 to rotate upwards along the hinged point of the cantilever beam 8 and the pressed steel upright post 7; the simple trolley can rotate the rotating assembly 200 to a certain height after the bridge deck is assembled, then cross over an anti-collision wall, and transfer the rotating assembly 200; for current platform truck, the simple and easy platform truck of this application need not unsettled equipment, has reduced occuping of loop wheel machine resource, need not dismantle and can carry out horizontal bridge to and indulge the bridge to removing, has reduced work load, has promoted the efficiency of construction.
In the description of the present application, it should be noted that the terms "upper", "lower", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are only for convenience in describing the present application and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and operate, and thus, should not be construed as limiting the present application. Unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are intended to be inclusive and mean, for example, that they may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
It is noted that, in the present application, relational terms such as "first" and "second", and the like, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The above description is merely exemplary of the present application and is presented to enable those skilled in the art to understand and practice the present application. 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 application. Thus, the present application 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.

Claims (10)

1. The utility model provides a simple and easy platform truck is used in crashproof wall construction which characterized in that contains:
a movable trolley body (100) comprising a compression steel upright (7) arranged vertically;
the rotating assembly (200) comprises a cantilever beam (8) and a hanging frame (11), one end of the cantilever beam (8) is hinged to the middle of the compression steel upright post (7), and the hanging frame (11) is vertically fixed at the other end of the cantilever beam (8);
one end of the steel wire rope (6) is fixed on the trolley body (100), and the other end of the steel wire rope strides over the top end of the compression steel upright post (7) and is fixed on the cantilever beam (8);
when the simple trolley works, the cantilever beam (8) is horizontal, the steel wire rope (6) is tightened, and the hanging frame (11) is close to the outer side surface of the anti-collision wall; when the simple trolley does not work, the rotating assembly (200) can rotate upwards along a hinged point of the cantilever beam (8) and the compression steel upright post (7).
2. The simple trolley for the construction of the anti-collision wall as claimed in claim 1, wherein: the trolley body (100) further comprises a vertically arranged trolley body truss (5), the trolley body truss (5) is located on one side, away from the cantilever beam (8), of the compression steel upright post (7), and the height of the trolley body truss (5) is smaller than that of the compression steel upright post (7); one end of the steel wire rope (6) is fixed at the top end of the vehicle body truss (5).
3. The simple trolley for the construction of the anti-collision wall as claimed in claim 1, wherein: the hinged position of the compression steel upright post (7) and the cantilever beam (8) is provided with two fixing plates (12), a bearing (9) is embedded in each fixing plate (12), and the cantilever beam (8) comprises a rotating shaft inserted between the two bearings (9).
4. The simple trolley for the construction of the anti-collision wall as claimed in claim 1, wherein: and a pulley is arranged at the top end of the compression steel upright post (7), and the steel wire rope (6) bypasses the pulley.
5. The simple trolley for the construction of the anti-collision wall as claimed in claim 2, wherein: and a chain block is further arranged at one end, located on the body truss (5), of the steel wire rope (6).
6. The simple trolley for the construction of the anti-collision wall as claimed in claim 2, wherein: the trolley body (100) further comprises a counterweight platform (3), the compression steel upright posts (7) and the trolley body truss (5) are vertically arranged on the top surface of the counterweight platform (3), and more than four wheels (1) are installed on the bottom surface of the counterweight platform (3).
7. The simple trolley for the construction of the anti-collision wall as claimed in claim 6, wherein: the trolley body (100) further comprises a balancing weight (4) used for balancing the weight of the hanging frame (11) and workers, and the balancing weight (4) is arranged on the top surface of the balancing weight platform (3).
8. The simple trolley for the construction of the anti-collision wall as claimed in claim 6, wherein: the vehicle wheel (1) adopts universal rotating wheels, and each universal rotating wheel is provided with a brake (2).
9. The simple trolley for the construction of the anti-collision wall as claimed in claim 6, wherein: the simple trolley also comprises a small motor for driving the wheels (1).
10. The simple trolley for the construction of the anti-collision wall as claimed in any one of claims 1 to 9, wherein: the rotating assembly (200) further comprises a downward extending truss (10), the hanging frame (11) is fixedly connected with the cantilever beam (8) through the downward extending truss (10), and the hanging frame (11) is composed of a steel plate arranged at the bottom and a protective net arranged around the steel plate.
CN202020689583.4U 2020-04-29 2020-04-29 Simple trolley for anti-collision wall construction Active CN212404892U (en)

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CN202020689583.4U CN212404892U (en) 2020-04-29 2020-04-29 Simple trolley for anti-collision wall construction

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Application Number Priority Date Filing Date Title
CN202020689583.4U CN212404892U (en) 2020-04-29 2020-04-29 Simple trolley for anti-collision wall construction

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115262402A (en) * 2022-08-05 2022-11-01 中国十七冶集团有限公司 Novel applicability construction method for edge collision prevention wall
CN115874530A (en) * 2022-11-09 2023-03-31 江苏四通路桥工程有限公司 Anticollision wall template trolley of large-scale flexible safe platform

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115262402A (en) * 2022-08-05 2022-11-01 中国十七冶集团有限公司 Novel applicability construction method for edge collision prevention wall
CN115874530A (en) * 2022-11-09 2023-03-31 江苏四通路桥工程有限公司 Anticollision wall template trolley of large-scale flexible safe platform

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