CN223225749U - Horizontal splicing turning device for steel truss arch - Google Patents

Abstract

The present application discloses a device for turning over a steel truss arch horizontally, comprising a base frame, a winch, a support column, a sliding column, a U-shaped connector, and a through-hole. A linear drive assembly for adjusting the height of the winch is provided on one side of the base frame, a support column penetrating the front and rear parts of the base frame is provided on the other side of the base frame, and the support column and the base frame are slidably matched. A sliding column that slides with the inner wall of the support column is provided on the inner side of the support column. The ends of the support column and the sliding column are both provided with a rotatable support arm assembly, a detachable U-shaped connector is provided on the support arm assembly, and a through-hole is provided on the U-shaped connector for fasteners to pass through. The present application adopts a rotating support structure composed of a support plate, a support shaft, and a U-shaped connector, which can be fixedly connected to the steel truss arch, so that the steel truss arch remains stable during rotation, while the position of the foot remains unchanged, which is convenient for later installation. At the same time, by adjusting the spacing between the supports, it can adapt to steel truss arches of different sizes.

Description

Horizontal splicing turning device for steel truss arch

Technical Field

The application relates to the technical field of steel trusses, in particular to a horizontal splicing turning device for a steel truss arch.

Background

Steel truss refers to a truss made of steel. Steel trusses are commonly used as the main load bearing members for roof structures, crane beams, bridges, hydraulic gates and the like of industrial and civil buildings. The steel truss arch is a bridge structural form, combines the characteristics of the arch and the truss, and has unique stress characteristics and wide application.

If the steel truss arch is vertically spliced, workers can work at high positions along with the manufacturing progress, potential safety hazards can be caused, so that the horizontal splicing can be safer, but the horizontal splicing needs to use a turning device, so that the steel truss arch can be turned 90 degrees to be vertically and conveniently installed.

Disclosure of Invention

The application aims to solve the problems and provide the horizontal splicing turning device for the steel truss arch, which adopts a rotary supporting structure, can keep the rotary and vertical positions of the steel truss arch unchanged, is convenient for later installation, and is suitable for steel truss arches with different sizes by adjusting the intervals between the supports.

The application realizes the above purpose through the following technical scheme:

the utility model provides a steel truss encircles and uses lying and splice turning device, including chassis, hoist engine, support column, traveller, U-shaped connecting piece, perforation, one side of chassis is provided with the linear drive subassembly that is used for adjusting hoist engine height, the opposite side of chassis is provided with the support column that runs through chassis front and back portion, and support column and chassis sliding fit, the support column inboard is provided with the traveller rather than inner wall sliding fit, the tip of support column and traveller all is provided with rotatable support arm subassembly, be provided with detachable U-shaped connecting piece on the support arm subassembly, the perforation that the fastener can pass has been seted up on the U-shaped connecting piece.

Further, the first fastening bolt for fastening the support column is arranged on the underframe in a screwed mode, and the second fastening bolt for fastening the sliding column is arranged on the support column in a screwed mode.

Further, the linear drive assembly includes casing, sprocket, pivot, chain, motor, slider, slide rail, the casing is vertical to bottom and chassis fixed connection are provided with two sprockets in the chassis, and two sprocket outsides encircle there is the chain, all be provided with on two sprockets and be used for supporting its rotatory pivot, pivot and casing swivelling joint, casing outer wall fixedly connected with is used for driving one of them pivot rotatory motor, slider and chain fixed connection, the inner wall of casing is fixed to be provided with along the slide rail that the vertical direction was arranged, the slider has can with slide rail sliding fit's spout, and slider and hoist engine fixed connection are used for supporting the hoist engine and go up and down.

Further, the support arm component comprises a support shaft and a support plate, the support shaft is rotationally connected to the support column and the slide column, one end of the support plate is fixedly connected with the support shaft, a deflection groove is formed in the length direction of the support plate, and a fastening bolt penetrates through the deflection groove and is used for fastening the U-shaped connecting piece.

Further, two U-shaped connectors are provided on each arm assembly.

Further, a diagonal bracing is fixedly arranged between the outer wall of the shell and the underframe.

Compared with the prior art, the application adopts the rotary support structure composed of the support plate, the support shaft, the U-shaped connecting piece and the like, and can be fixedly connected with the steel truss arch, so that the steel truss arch can be kept stable in the rotary process, the positions of the feet are unchanged, the later installation is convenient, and the steel truss arch with different sizes is adapted by adjusting the interval between the supports.

Drawings

The accompanying drawings are included to provide a further understanding of the application, and are incorporated in and constitute a part of this specification, illustrate the application and together with the description serve to explain, without limitation, the application. In the drawings:

FIG. 1 is a first schematic construction of the present application;

Fig. 2 is a second structural schematic of the present application.

The reference numerals are explained as follows:

1. A chassis; 2, a shell, 3, a diagonal bracing, 4, a chain wheel, 5, a rotating shaft, 6, a chain, 7, a motor, 8, a sliding block, 9, a sliding rail, 10, a winch, 11, a supporting column, 12, a sliding column, 13, a first fastening bolt, 14, a second fastening bolt, 15, a supporting shaft, 16, a supporting plate, 17, a U-shaped connecting piece, 18, a perforation, 19, a deflection groove, 20 and a fastening bolt.

Detailed Description

The following description of the embodiments of the present application will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present application, but not all embodiments.

In the description of the present application, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like are all based on fig. 1 and are merely for convenience in describing the present application and to simplify the description, rather than to indicate or imply that the devices or elements being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present application.

As shown in fig. 1-2, a horizontal splicing turning device for a steel truss arch comprises a chassis 1, a winch 10, a support column 11, a sliding column 12, a U-shaped connecting piece 17 and a through hole 18, wherein a linear driving assembly for adjusting the height of the winch 10 is arranged on one side of the chassis 1, the support column 11 penetrating through the front and rear parts of the chassis 1 is arranged on the other side of the chassis 1, the support column 11 is in sliding fit with the chassis 1, the sliding column 12 in sliding fit with the inner wall of the support column 11 is arranged on the inner side of the support column 11, rotatable support arm assemblies are arranged at the ends of the support column 11 and the sliding column 12, a detachable U-shaped connecting piece 17 is arranged on the support arm assemblies, and the U-shaped connecting piece 17 is provided with the through hole 18 through which a fastener can penetrate.

Specifically, the linear driving assembly adjusts the height of the hoist 10 to accommodate the angle and height of the steel truss arch overturn, so that the overturning process is smoother, the support column 11 can translate on the underframe 1, then the strut 12 can translate inside the support column 11, thereby adjusting the spacing between the support column 11 and the support arm assembly at the end of the strut 12 to accommodate the size of the steel truss arch, and the detachable U-shaped connecting piece 17 facilitates the adjustment of the azimuth and then the fixed connection with the steel truss arch.

Further, a first fastening bolt 13 for fastening the support column 11 is screwed on the chassis 1, and a second fastening bolt 14 for fastening the strut 12 is screwed on the support column 11.

Specifically, the support column 11 is fastened by screwing the first fastening bolt 13, and the strut 12 is fastened by screwing the second fastening bolt 14, so that the support column 11 and the strut 12 remain unchanged in position during the turning.

Further, the linear drive assembly includes casing 2, sprocket 4, pivot 5, chain 6, motor 7, slider 8, slide rail 9, casing 2 is vertical to bottom and chassis 1 fixed connection are provided with two sprockets 4 in the chassis 1, and two sprocket 4 outsides encircle and have chain 6, all be provided with the pivot 5 that is used for supporting its rotation on two sprockets 4, pivot 5 and casing 2 swivelling joint, casing 2 outer wall fixedly connected with is used for driving one of them pivot 5 rotatory motor 7, slider 8 and chain 6 fixed connection, casing 2's inner wall is fixed to be provided with along the slide rail 9 that the vertical direction was arranged, slider 8 has the spout that can with slide rail 9 sliding fit, and slider 8 and hoist engine 10 fixed connection are used for supporting hoist engine 10 lift.

Specifically, the motor 7 is started to drive the chain 6 to rotate so as to rotate one of the rotating shafts 5, and then the sprocket 4 synchronously rotates so as to lift the chain 6 conveying slide block 8 around the sprocket 4, and further the hoist 10.

Further, the support arm assembly comprises a support shaft 15 and a support plate 16, the support shaft 15 is rotatably connected to the support column 11 and the slide column 12, one end of the support plate 16 is fixedly connected with the support shaft 15, a displacement groove 19 is formed along the length direction of the support plate 16, and a fastening bolt 20 penetrates through the displacement groove 19 to fasten the U-shaped connecting piece 17.

Specifically, the fulcrum 15 is rotatable on the support post 11 and the strut 12, so that the angle is adjusted to connect the U-shaped connector 17 with the steel truss arch.

Further, two U-shaped connectors 17 are provided on each arm assembly to enable secure connection with the steel truss arch.

Further, a diagonal brace 3 is fixedly arranged between the outer wall of the shell 2 and the underframe 1 for reinforcing and supporting the shell 2.

In the structure, the U-shaped connecting piece 17 and the horizontally assembled steel truss are fixed together through the through holes 18 by the fastening piece, the support plate 16 is in a vertical state at the moment, then a cable on the winch 10 is connected with the middle part of the steel truss arch, the winch 10 is started to pull the steel truss arch to rotate around the support shaft 15, meanwhile, the support shaft 15 supports the support plate 16 to rotate, the chain wheel 4 is driven to rotate by the starting motor 7, and then the chain 6 is rotated to adjust the height of the sliding block 8, so that the winch 10 is suitable for the turnover angle of the steel truss arch, and the steel truss arch can be installed and fixed after being turned over by 90 degrees.

The foregoing has shown and described the basic principles, principal features and advantages of the application. It will be understood by those skilled in the art that the present application is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present application, and various changes and modifications may be made without departing from the spirit and scope of the application, which is defined in the appended claims. The scope of the application is defined by the appended claims and equivalents thereof.

Claims (6)

1. The horizontal splicing turning device for the steel truss arch is characterized by comprising a bottom frame (1), a winch (10), support columns (11), sliding columns (12), U-shaped connecting pieces (17) and perforations (18), wherein one side of the bottom frame (1) is provided with a linear driving assembly for adjusting the height of the winch (10), the other side of the bottom frame (1) is provided with the support columns (11) penetrating through the front and rear parts of the bottom frame (1), the support columns (11) are in sliding fit with the bottom frame (1), the inner sides of the support columns (11) are provided with the sliding columns (12) in sliding fit with the inner walls of the support columns, rotatable support arm assemblies are arranged at the end parts of the support columns (11) and the sliding columns (12), the support arm assemblies are provided with detachable U-shaped connecting pieces (17), and the U-shaped connecting pieces (17) are provided with the perforations (18) through which a fastener can penetrate.

2. The horizontal splicing turning device for the steel truss arch, which is disclosed in claim 1, is characterized in that a first fastening bolt (13) for fastening a support column (11) is arranged on the underframe (1) in a screwed mode, and a second fastening bolt (14) for fastening a sliding column (12) is arranged on the support column (11) in a screwed mode.

3. The horizontal splicing turnover device for the steel truss arch is characterized in that the linear driving assembly comprises a shell (2), chain wheels (4), rotating shafts (5), chains (6), motors (7), sliding blocks (8) and sliding rails (9), the shell (2) is vertically arranged, the bottom of the linear driving assembly is fixedly connected with the underframe (1), two chain wheels (4) are arranged in the underframe (1), the outer sides of the two chain wheels (4) are surrounded by the chains (6), the rotating shafts (5) for supporting the two chain wheels (4) to rotate are arranged on the two chain wheels (4), the rotating shafts (5) are rotatably connected with the shell (2), a motor (7) for driving one of the rotating shafts (5) to rotate is fixedly connected with the outer wall of the shell (2), the sliding blocks (8) are fixedly connected with the chains (6), the sliding rails (9) arranged in the vertical direction are fixedly arranged on the inner wall of the shell (2), the sliding blocks (8) are provided with sliding grooves which can be in sliding fit with the sliding rails (9), and the sliding blocks (8) are fixedly connected with a winch (10) for supporting the lifting of the winch (10).

4. The horizontal splicing turnover device for the steel truss arch according to claim 1, wherein the support arm assembly comprises a support shaft (15) and a support plate (16), the support shaft (15) is rotatably connected to the support column (11) and the sliding column (12), one end of the support plate (16) is fixedly connected with the support shaft (15), a deflection groove (19) is formed along the length direction of the support plate (16), and a fastening bolt (20) penetrates through the deflection groove (19) and is used for fastening the U-shaped connecting piece (17).

5. A horizontal splicing turnover device for steel truss arches according to claim 1, wherein two U-shaped connecting pieces (17) are arranged on each support arm assembly.

6. The horizontal splicing turning device for the steel truss arch, which is disclosed in claim 1, is characterized in that an inclined strut (3) is fixedly arranged between the outer wall of the shell (2) and the underframe (1).