CN213296082U - Aerial work platform - Google Patents
Aerial work platform Download PDFInfo
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- CN213296082U CN213296082U CN202021772454.8U CN202021772454U CN213296082U CN 213296082 U CN213296082 U CN 213296082U CN 202021772454 U CN202021772454 U CN 202021772454U CN 213296082 U CN213296082 U CN 213296082U
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- annular frame
- work platform
- aerial work
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Abstract
The utility model discloses an aerial work platform, which comprises an annular frame which is built around a column body and is provided with a lifting mechanism and a stabilizing mechanism; the lifting mechanism comprises a power device for lifting the annular frame; the stabilizing mechanism comprises a load device which is pre-buried in the cylinder and used for hanging the annular frame, and locking devices which are distributed on the annular frame in the circumferential direction and used for clamping the cylinder. By adopting the aerial work platform, high pier/high tower climbing can be conveniently and rapidly realized.
Description
Technical Field
The utility model relates to a bridge construction technical field especially relates to an aerial working platform.
Background
The statements in this section merely provide background information related to the present disclosure and may not necessarily constitute prior art.
In bridge construction, bridge decoration and coating are generally required at the later stage of construction. However, in the decoration construction of the main tower or the high pier of the suspension bridge, the main tower and the high pier are usually higher, and the condition of climbing the main tower is not provided in the later stage of the bridge construction, so that the decoration coating operation of the high tower and the high pier is difficult to carry out, and higher safety risk is realized.
The construction method of the decorative framework of the main tower and the high pier of the bridge generally comprises the following steps:
the method has the advantages that firstly, scaffolds are erected, when the decoration of the main tower and the high pier is high, the construction amount of the erected scaffolds is large, the safety coefficient is low, and when the bridge floor is high, the bridge surfaces of the tower columns and the back of the bridge do not have the condition of erecting the scaffolds, so that the limitation of erecting the scaffolds is large.
Secondly, a ladder cage is erected, when the decoration of the main tower is high, the construction method is slow in the process of erecting the ladder cage, and the construction of the ladder cage cannot meet the requirement of an annular operation surface for the construction of the decorative framework.
Adopt construction trolley construction, because the design load of part people's landscape bridge is less, be not enough to bear the construction trolley, so the stability influence of bridge on the construction trolley is great, and when utilizing construction trolley construction, personnel's viable range is less, and some required wares of construction can't carry, lead to the construction progress slow.
SUMMERY OF THE UTILITY MODEL
The utility model discloses to the problem that above-mentioned exists, provide a high altitude construction platform, through setting up ring frame, elevating system and stabilizing mean are used in the cooperation, can realize high mound/high tower climbing convenient and fast ground.
The utility model discloses an aerial working platform, its characterized in that:
comprises an annular frame which is built around a column and is provided with a lifting mechanism and a stabilizing mechanism;
the lifting mechanism comprises a power device for lifting the annular frame;
the stabilizing mechanism comprises a load device which is pre-buried in the cylinder and used for hanging the annular frame, and locking devices which are distributed on the annular frame in the circumferential direction and used for clamping the cylinder.
Furthermore, the power device is a winch which is arranged at the top end of the column body and connected with the annular frame through a flexible rope.
Further, the load device is an embedded rod embedded in the column body in a penetrating mode.
Further, the load device is an embedded part embedded along the column body.
Further, the load device is connected to the ring frame by flexible ropes and/or telescopic rods.
Further, the locking device is a screw rod which penetrates through the annular frame, can stretch out and draw back along the radial direction of the column body and is provided with a locking nut.
Further, the column body is a pier column or a tower column of a bridge, and a corridor is installed on the annular frame.
Further, the ring frame is square, the corridor is polygonal or circular and is provided with guardrails.
Based on any kind of above-mentioned aerial working platform, the utility model also discloses an aerial working platform's construction method, specifically includes following step:
building an annular frame around the column, and connecting the annular frame and the power device;
the annular frame is lifted to a set height along the column body through the power device, and is clamped and fixed on the column body by the locking device and hung on the load device.
Further, after the annular frame is lifted to a set height, the steps of clamping and fixing the annular frame by using a locking device and hanging the annular frame on a load device are simultaneously carried out.
Through comprehensively adopting the technical scheme, the utility model discloses can gain following beneficial effect:
the utility model discloses a practical difficult problem is ingenious solved to simple and easy mode, the utility model discloses overall structure is simple, with low costs, extensive applicability, efficient, has practiced thrift engineering cost in the at utmost, has shortened construction period simultaneously. Compared with the traditional construction method, the method has higher popularization value.
Drawings
The invention will now be described, by way of example, with reference to the accompanying drawings, in which:
FIG. 1 is a top view of an aerial work platform in some embodiments;
FIG. 2 is a front view of the aerial work platform in some embodiments;
FIG. 3 is an enlarged view of a portion of the locking device of FIG. 1;
fig. 4 is a side view of the locking device of fig. 3.
Description of reference numerals:
1-annular frame, 2-annular surface net, 3-protective railing, 4-guardrail steel bar, 5-winch, 6-ear plate, 7-steel wire rope, 8-section steel bracket, 9-locking device, 91-screw, 92-locking nut and 10-tower column.
The figures only show the arrangement of the aerial work platform, and are simply represented by lines, but the lines do not constitute practical limitations of the present invention.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work all belong to the protection scope of the present invention. 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.
In the description of the present invention, it is to be understood that the terms indicating orientation or positional relationship are based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, and do not indicate or imply that the equipment or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the drawings of the present invention, it should be understood that different technical features which are not mutually alternative are shown in the same drawing, and the embodiment described with reference to the drawings is not indicated or implied to include all the technical features in the drawings only for the convenience of simplifying the drawing description and reducing the number of drawings, and thus should not be understood as limiting the present invention.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral connections; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
The utility model discloses an aerial working platform can use in the cylinder construction scene of high cylinder, for example the decorative application operation on cylinder surfaces such as the pier stud of the column 10 of suspension bridge, overhead column.
Referring to fig. 1-4, the aerial work platform of the present invention comprises an annular frame, wherein the annular frame 1 is built around a column, and is a device for bearing aerial work personnel, and is further equipped with a lifting mechanism and a stabilizing mechanism. The annular frame 1 may be a square ring assembled by rod pieces or a circular ring, and the specific shape can be designed by comprehensively considering field construction conditions, manufacturing conditions and the like. To provide a safer working space for the working personnel, in some embodiments the ring frame 1 is fitted with a corridor, which is also equipped with a guard rail. The corridor may be triangular, polygonal, circular or nearly circular in shape, etc.
The specific structure of the lifting mechanism can be implemented in various ways, such as by using a gear-driven instrument or a hoisting machine. The lifting mechanism comprises a power device, the power device is a winch 5 arranged at the top end of the column body, and the winch 5 is connected with the annular frame 1 through a flexible rope. Wherein the flexible rope can be a steel wire rope 7 and the like.
The stabilizing mechanism comprises a load device for preventing the ring frame 1 from falling, and the ring frame 1 and the load device can be connected through a flexible rope or a telescopic rod and the like, so that the ring frame 1 is hung on the load device. When the telescopic rod is used for connection, two ends of the telescopic rod are respectively movably connected with the annular frame 1 and the load device, and the universal joint can be used for realizing the connection.
The loading device is embedded in the column body, and the implementation mode can be various. In some embodiments, the load device is a pre-buried rod pre-buried in the column body in a penetrating manner, and two ends of the pre-buried rod protrude out of the column body and are used for hanging the annular frame 1 through a flexible rope. In at least one embodiment, two embedded rods are arranged and distributed in a cross shape. In other embodiments, the loading device is an embedded part embedded along the column, such as an embedded ear plate, and the embedded part hangs the ring frame 1 through a flexible rope. In at least one embodiment, four embedments are circumferentially distributed along the column.
The stabilizing mechanism further comprises a locking device for preventing the annular frame 1 from horizontally shaking, and the locking device is installed on the annular frame 1 and circumferentially distributed around the annular frame 1, so that the annular frame 1 can be clamped on the column body. While preventing that ring frame 1 level from rocking, locking means also can prevent to a certain extent that ring frame 1 from falling. The locking means should be provided in at least three sets in the circumferential direction of the cylinder, and there may be fewer than three sets when other means are provided for cooperation.
The locking means may be a threaded rod 91 mounted on the ring frame 1, the threaded rod 91 being adjustable in the radial direction of the cylinder. After the position of the screw 91 is properly adjusted, the screw can be locked by a lock nut 92.
Based on any kind of above-mentioned aerial working platform, the utility model also discloses an aerial working platform's construction method, specifically includes following step:
the method comprises the following steps: building an annular frame 1 around the column, and connecting the annular frame 1 with a power device;
step two: the annular frame 1 is lifted to a set height along the column body through a power device, the annular frame 1 is clamped and fixed on the column body through a locking device, and the annular frame 1 is hung on a load device.
After the annular frame 1 is lifted to a set height, the sequence of the two steps of clamping and fixing the annular frame 1 by the locking device and hanging the annular frame 1 on the load device can be arranged according to specific construction conditions, for example, the two steps are carried out in sequence or simultaneously.
At least one exemplary embodiment is now provided in connection with the drawings, a detailed description of which is provided in the drawings not intended to limit the scope of the claimed invention, but is merely representative of exemplary embodiments provided in the invention.
Referring to fig. 1-4, the aerial work platform for decorating and coating the main tower of the suspension bridge in the exemplary embodiment can be lifted and is in a ring shape, and comprises an annular frame 1, a lifting mechanism and a stabilizing mechanism, wherein the stabilizing mechanism comprises a loading device and a locking device. The annular frame 1 is formed by welding section steel and is of a square annular structure with an inner ring and an outer ring, and an annular surface net 2 is laid on the surface of the annular frame to serve as a corridor. The shape of the corridor is consistent with the shape of the decoration of the constructed main tower, and the size of the inner ring of the corridor is slightly larger than the size of the decoration of the constructed main tower. The welding of following the corridor shape on annular frame 1 and/or the corridor has protection railing 3, and protection railing 3 is welded by shaped steel, and 3 inter-connections guardrail reinforcing bar 4 of protection railing are used for facing the limit and protect.
The lifting mechanism comprises a winch 5 arranged on the top of the main tower, and the winch 5 is connected with the annular frame through a steel wire rope 7 and an ear plate 6 welded on the annular frame 1 so as to realize the function of lifting the annular frame 1. The stabilizing mechanism comprises a section steel bracket 8 which is embedded at the top of the tower in a penetrating mode, wherein the section steel bracket 8 is connected with the annular frame 1 through a steel wire rope 7 and an ear plate 6 welded on the annular frame, and the annular frame 1 is hung on the section steel bracket 8 at the top of the tower. The stabilizing mechanism further comprises a screw rod 91 arranged on the annular frame 1 through the ear plate 6, four screws are distributed on the screw rod 91 along the circumferential direction of the main tower, the screw rod 91 can stretch out and draw back along the radial direction of the main tower so as to be supported on the main tower, and can be locked by a locking nut 92, so that the stabilizing mechanism mainly plays a stabilizing role.
The high-altitude operation platform can be used for quickly and safely carrying out decoration coating construction on high towers and high piers, and the implementation steps of the high-altitude operation platform comprise:
a. pre-embedding the top section steel corbel 8 in the early construction stage of the main tower (if no pre-embedding exists, the section steel welding can be carried out on the top of the tower in the later stage);
b. welding the annular frame 1 and the guard rail 3 at the bottom of the tower column 10;
c. arranging a winch 5 at the top end of the tower column 10, and connecting the winch 5 with the annular frame 1 by using a steel wire rope 7;
d. and starting the winch 5 to lift the annular frame 1, hanging the annular frame 1 on the section steel bracket 8 after the annular frame is lifted to the position, supporting the screw 91 on the concrete main tower and locking the concrete main tower by using the locking nut 10.
After the fixing is finished, the steel wire rope 7 connecting the winch 5 and the annular frame 1 can be released.
In the construction process, the annular frame 1 is welded according to the actual situation on site, important component parts need to be welded firmly, and the steel wire rope 7 and the winch 5 need to meet the weight of the lifted aerial work platform. Meanwhile, the aerial work platform strictly forbids people from standing on the platform in the lifting process, and personnel operation needs to be carried out after the aerial work platform is lifted in place, so that the rapid and safe construction effect is achieved.
Referring to fig. 1-4, the exemplary embodiment relates to an aerial work platform for decorating and coating a main tower of a suspension bridge, and the aerial work platform comprises an annular frame 1 which is manufactured by welding 10# I-steel. A hexagonal operation area is arranged on the annular frame 1 and is used as a corridor for the walking and construction of constructors, an annular surface net 2 is laid in the operation area, and the annular surface net 2 is made of steel bar meshes; protective railings 3 made of 5# angle steel are welded outside the hexagonal operation area, and 16# guardrail reinforcing steel bars 4 are welded among the protective railings 3 to perform edge protection; set up two hoist engines 5 on the concrete tower post 10, otic placode 6 of 1 four corners welding of ring frame, link together ring frame 1 and tower top hoist engine 5 with wire rope 7 and otic placode 6, promote ring frame 1 by hoist engine 5 and target in place the back, on four wire rope 7 that will connect in advance in shaped steel bracket 8 are connected to the otic placode 6 of welding on ring frame 1, support the screw rod 91 on concrete tower post 10, and fix with lock nut 92, prevent that ring frame 1 from swinging. And finally, the steel wire rope 7 connected between the winch 5 and the lug plate 6 welded on the annular frame 1 is removed, and the lifting of the aerial work platform is completed.
The present invention is not limited to the foregoing embodiments. The invention extends to any novel feature or any novel combination of features disclosed in this specification, and to any novel method or process steps or any novel combination of features disclosed.
Claims (8)
1. An aerial work platform is characterized in that:
comprises an annular frame which is built around a column and is provided with a lifting mechanism and a stabilizing mechanism;
the lifting mechanism comprises a power device for lifting the annular frame;
the stabilizing mechanism comprises a load device which is pre-buried in the cylinder and used for hanging the annular frame, and locking devices which are distributed on the annular frame in the circumferential direction and used for clamping the cylinder.
2. An aerial work platform as claimed in claim 1 wherein: the power device is a winch which is arranged at the top end of the column body and is connected with the annular frame through a flexible rope.
3. An aerial work platform as claimed in claim 1 wherein: the load device is an embedded rod embedded in the column body in a penetrating mode.
4. An aerial work platform as claimed in claim 1 wherein: the load device is an embedded part embedded along the column body.
5. An aerial work platform as claimed in claim 1 wherein: the load device is connected with the annular frame through a flexible rope and/or a telescopic rod.
6. An aerial work platform as claimed in claim 1 wherein: the locking device is a screw rod which can stretch out and draw back along the radial direction of the column body on the annular frame and is provided with a locking nut.
7. An aerial work platform as claimed in claim 1 wherein: the column body is a pier column or a tower column of a bridge, and the annular frame is provided with a corridor.
8. An aerial work platform as claimed in claim 7 wherein: the annular frame is square, and the corridor is polygonal or circular and is provided with a guardrail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021772454.8U CN213296082U (en) | 2020-08-25 | 2020-08-25 | Aerial work platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021772454.8U CN213296082U (en) | 2020-08-25 | 2020-08-25 | Aerial work platform |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213296082U true CN213296082U (en) | 2021-05-28 |
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ID=76026311
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021772454.8U Active CN213296082U (en) | 2020-08-25 | 2020-08-25 | Aerial work platform |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213296082U (en) |
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2020
- 2020-08-25 CN CN202021772454.8U patent/CN213296082U/en active Active
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