CN212412668U

CN212412668U - Combined ladder type connecting bridge frame

Info

Publication number: CN212412668U
Application number: CN202021560818.6U
Authority: CN
Inventors: 童海燕
Original assignee: Shengzhou Dongheng Machinery Co ltd
Current assignee: Shengzhou Dongheng Machinery Co ltd
Priority date: 2020-07-31
Filing date: 2020-07-31
Publication date: 2021-01-26
Anticipated expiration: 2030-07-31

Abstract

The utility model relates to a connect crane span structure technical field, specifically be a crane span structure is connected to combined ladder formula, including crane span structure and bridge rod, one side fixed surface of crane span structure installs the fixed block, just the screw thread through-hole has been seted up to the upper surface of fixed block, there is fixing bolt through threaded connection in the screw thread through-hole, the through-hole has all been seted up at the both ends of crane span structure, be provided with connecting bolt in the through-hole, the fixed connection has the connecting block on the surface of through-hole is seted up at the crane span structure both. The utility model has the advantages that: this combined ladder-type connection crane span structure has avoided current assembled ladder-type crane span structure to carry out the width regulation well through the setting that can adjust the bridge bar, can not adapt to changeable operating condition's drawback, uses through the cooperation of first bridge bar, second bridge bar, spout and adjusting bolt, can adjust the width of crane span structure, can adjust its width according to the change of in service behavior, makes the work variability strengthen greatly.

Description

Combined ladder type connecting bridge frame

Technical Field

The utility model relates to a connect crane span structure technical field, especially a crane span structure is connected to combined ladder formula.

Background

The bridge is used as a device for fixing cables in the field of power supply and distribution, the application of the bridge is very wide, in the process of laying cables, network cables and other lines, the requirements of laying are often met by adopting bridges of different specifications due to different specifications and sizes of laid objects, the bridge can be independently erected and also can be laid on various buildings and pipe rack supports, the characteristics of simple structure, attractive appearance, flexible configuration, convenient maintenance and the like are embodied, all parts need to be galvanized, the bridge is installed on an outdoor bridge outside the building, and if the bridge is close to the seaside or belongs to a corrosive area, the material has the physical characteristics of corrosion resistance, moisture resistance, good adhesive force and high impact resistance.

The assembled ladder type bridge disclosed in the Chinese patent CN207283081U is characterized in that adjacent bridge bodies are connected through connecting frames, the strength of the bridge is improved, in addition, the anti-seismic performance of the bridge is improved through cross arms and bending edges, and the application range of the bridge is enlarged.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome prior art's shortcoming, provide a crane span structure is connected to combined ladder formula.

The purpose of the utility model is realized through the following technical scheme: a combined ladder type connecting bridge comprises a bridge and bridge rods, wherein a fixed block is fixedly arranged on the surface of one side of the bridge, and the upper surface of the fixed block is provided with a threaded through hole which is internally connected with a fixed bolt through threads, through holes are arranged at both ends of the bridge frame, connecting bolts are arranged in the through holes, connecting blocks are fixedly connected on the surfaces of the through holes arranged at both ends of the bridge frame, one end of the connecting block, which is far away from the bridge frame, is fixedly connected with a first corner fixing frame, one end of the first corner fixing frame, which is far away from the connecting block, is fixedly connected with a hinge, one end of the hinge, which is far away from the first corner fixing frame, is fixedly provided with a second corner fixing frame, the upper end faces of one ends, close to the hinge, of the first corner fixing frame and the second corner fixing frame are respectively provided with a first fixing hole, and a corner bracket is inserted into the first fixing holes;

the bridge rod includes first bridge rod, the second fixed orifices has been seted up to the one end that first bridge rod is close to the crane span structure, just the spout has been seted up at the homonymy of seting up the second fixed orifices to first bridge rod the second bridge rod has been pegged graft in the first bridge rod the adjustment screw has been seted up to the one end that the second bridge rod is close to first bridge rod, there is adjusting bolt just through threaded connection in the adjustment screw the third fixed orifices has been seted up to the one end that first bridge rod was kept away from to the second bridge rod.

Optionally, the cross section of the bridge is i-shaped.

Optionally, the connecting block is fixedly connected with the bridge through a connecting bolt, and the connecting block is also connected with the first corner fixing frame through a connecting bolt.

Optionally, the fixing block on the side of the bridge frame is respectively matched with the first bridge rod and the second bridge rod.

Optionally, the first bridge rod and the fixed block and the second bridge rod and the fixed block are both fixedly connected through fixing bolts.

Optionally, the adjusting bolt penetrates through the sliding groove to fix the first bridge rod and the second bridge rod.

Optionally, the first fixing holes are multiple, and the length of the corner bracket is different.

The utility model has the advantages of it is following:

1. this crane span structure is connected to combined ladder formula has avoided above-mentioned assembled ladder formula crane span structure can not carry out the width regulation well through the setting of bridge rod, can not adapt to changeable working condition's drawback, uses through the cooperation of first bridge rod, second bridge rod, spout and adjusting bolt, can adjust the width of crane span structure, can adjust its width according to the change of in service behavior, makes the work variability strengthen greatly.

2. This crane span structure is connected to combined ladder formula can avoid above-mentioned assembled ladder formula crane span structure can not erect the drawback of corner well through the setting of hinge, through the cooperation of first turning mount, second turning mount, hinge, first fixed orifices and corner brace, can effectually erect the corner, and it erects the angle and can be changeable, selects suitable fixed orifices to fix can.

3. The combined ladder type connecting bridge adopts the I-shaped design, the overall strength of the bridge is well enhanced, and the bridge is firmly and reliably connected and has high working reliability in cooperation with the connection of the connecting blocks.

Drawings

Fig. 1 is a schematic view of a three-dimensional overall structure of the present invention;

FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1 according to the present invention;

fig. 3 is a schematic structural view of the bridge frame of the present invention;

FIG. 4 is a schematic structural view of the bridge rod of the present invention;

fig. 5 is a schematic structural view of a corner of the present invention;

fig. 6 is an enlarged schematic view of the structure at B in fig. 5 according to the present invention;

FIG. 7 is a schematic view of the three-dimensional structure of the bottom surface of the present invention

In the figure: 1-bridge frame, 2-bridge rod, 3-fixed block, 4-threaded through hole, 401-fixed bolt, 5-through hole, 6-connecting bolt, 7-connecting block, 8-first corner fixing frame, 9-hinge, 10-second corner fixing frame, 11-first fixing hole, 12-corner frame, 13-first bridge rod, 14-second fixing hole, 15-sliding groove, 16-second bridge rod, 17-adjusting screw hole, 1701-adjusting bolt and 18-third fixing hole.

Detailed Description

The invention will be further described with reference to the accompanying drawings, but the scope of the invention is not limited to the following description.

As shown in fig. 1-7, a combined ladder type connecting bridge comprises a bridge 1 and bridge rods 2, a fixing block 3 is fixedly installed on one side surface of the bridge 1, a threaded through hole 4 is formed on the upper surface of the fixing block 3, a fixing bolt 401 is connected in the threaded through hole 4 through a thread, through holes 5 are formed at both ends of the bridge 1, a connecting bolt 6 is arranged in the through hole 5, a connecting block 7 is fixedly connected on the surface of the through hole 5 formed at both ends of the bridge 1, a first corner fixing frame 8 is fixedly connected at one end of the connecting block 7 far away from the bridge 1, a hinge 9 is fixedly connected at one end of the first corner fixing frame 8 far away from the connecting block 7, a second corner fixing frame 10 is fixedly installed at one end of the hinge 9 far away from the first corner fixing frame 8, and first fixing holes 11 are formed on the upper end surfaces of the first corner fixing frame 8, the first fixing hole 11 is inserted with an angle bracket 12;

the bridge rod 2 includes first bridge rod 13, second fixed orifices 14 have been seted up to the one end that first bridge rod 13 is close to crane span structure 2, and first bridge rod 13 has seted up spout 15 at the homonymy of seting up second fixed orifices 14, it has seted up regulation screw 17 to peg graft second bridge rod 16 in first bridge rod 13 second bridge rod 16 is close to the one end of first bridge rod 13, there is adjusting bolt 1701 through threaded connection in the regulation screw 17, and second bridge 16 keeps away from the one end of first bridge rod 13 and has seted up third fixed orifices 18.

As an optimal technical solution of the utility model: the cross section of the bridge frame 1 is I-shaped.

As an optimal technical solution of the utility model: the connecting block 7 is fixedly connected with the bridge frame 1 through a connecting bolt 6, and the connecting block 7 is also connected with the first corner fixing frame 8 through the connecting bolt 6.

As an optimal technical solution of the utility model: the fixed block 3 on the side of the bridge frame 1 is respectively matched with the first bridge rod 13 and the second bridge rod 16.

As an optimal technical solution of the utility model: the first bridge rod 13 and the fixing block 3 and the second bridge rod 16 and the fixing block 3 are fixedly connected through a fixing bolt 401.

As an optimal technical solution of the utility model: the adjusting bolt 1701 secures the first bridge bar 13 and the second bridge bar 16 through the slide slot 15.

As an optimal technical solution of the utility model: the first fixing holes 11 are multiple, and the lengths of the angle frames 12 are different, so that the lengths can be customized according to different conditions.

The working process of the utility model is as follows: when the combined ladder type connecting bridge is used, the bridge 1 is fixed at a proper position, the bridge rods 2 are taken out, the adjusting bolts 1701 are unscrewed, one ends of the bridge rods 2 are fixed on the fixing blocks 3 of the bridge 1, the lengths of the bridge rods 2 are adjusted, the other ends of the bridge rods 2 are fixed on the fixing blocks 3 after the adjustment is finished, and the adjusting bolts 1701 are screwed down; when the corner is erected, the first corner fixing frame 8 and the second corner fixing frame 10 are adjusted to proper positions, and the corner frames 12 are inserted into the proper first fixing holes 11 for fixing.

In summary, the following steps: the combined ladder type connecting bridge frame well avoids the defects that the assembled ladder type bridge frame cannot be subjected to width adjustment and cannot adapt to variable working conditions through the arrangement of the bridge rods 2, the width of the bridge frame can be adjusted through the matched use of the first bridge rod 13, the second bridge rod 16, the sliding groove 15 and the adjusting bolt 1701, the width of the bridge frame can be adjusted according to the change of the using condition, and the working variability is greatly enhanced; according to the combined ladder-type connecting bridge, the defect that the assembled ladder-type bridge cannot be erected at the corner can be well overcome through the arrangement of the hinge 9, the corner can be effectively erected through the matching of the first corner fixing frame 8, the second corner fixing frame 10, the hinge 9, the first fixing hole 11 and the corner frame 12, the erecting angle can be changeable, and the proper fixing hole is selected for fixing; according to the combined ladder type connecting bridge, the bridge 1 adopts an I-shaped design, the overall strength of the bridge is well enhanced, and the bridge is firmly and reliably connected and has high working reliability by matching with the connection of the connecting block 7.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a crane span structure is connected to combined ladder formula which characterized in that: the bridge comprises a bridge frame (1) and bridge rods (2), wherein a fixed block (3) is fixedly arranged on the surface of one side of the bridge frame (1), a threaded through hole (4) is formed in the upper surface of the fixed block (3), a fixing bolt (401) is connected in the threaded through hole (4) through a thread, through holes (5) are formed in the two ends of the bridge frame (1), a connecting bolt (6) is arranged in the through hole (5), a connecting block (7) is fixedly connected on the surface of the through hole (5) formed in the two ends of the bridge frame (1), one end, far away from the bridge frame (1), of the connecting block (7) is fixedly connected with a first corner fixing frame (8), one end, far away from the connecting block (7), of the first corner fixing frame (8) is fixedly connected with a hinge (9), and one end, far away from the first corner fixing frame (8, the upper end faces of one ends, close to the hinge (9), of the first corner fixing frame (8) and the second corner fixing frame (10) are respectively provided with a first fixing hole (11), and a corner bracket (12) is inserted into the first fixing holes (11);

bridge rod (2) include first bridge rod (13), second fixed orifices (14) have been seted up to the one end that first bridge rod (13) are close to crane span structure (1), just spout (15) have been seted up in the homonymy of seting up second fixed orifices (14) in first bridge rod (13) peg graft second bridge rod (16) have been seted up near the one end of first bridge rod (13) and have been adjusted screw (17), have adjusting bolt (1701) just through threaded connection in adjusting screw (17) second bridge rod (16) keep away from the one end of first bridge rod (13) and seted up third fixed orifices (18).

2. The combined ladder type connecting bridge frame of claim 1, wherein: the cross section of the bridge (1) is I-shaped.

3. The combined ladder type connecting bridge frame of claim 1, wherein: the connecting block (7) is fixedly connected with the bridge (1) through a connecting bolt (6), and the connecting block (7) is also connected with the first corner fixing frame (8) through the connecting bolt (6).

4. The combined ladder type connecting bridge frame of claim 1, wherein: the fixing block (3) on the side face of the bridge (1) is respectively matched with the first bridge rod (13) and the second bridge rod (16).

5. The combined ladder type connecting bridge frame of claim 1, wherein: the first bridge rod (13) is fixedly connected with the fixing block (3) and the second bridge rod (16) is fixedly connected with the fixing block (3) through a fixing bolt (401).

6. The combined ladder type connecting bridge frame of claim 1, wherein: the adjusting bolt (1701) penetrates through the sliding groove (15) to fix the first bridge rod (13) and the second bridge rod (16).

7. The combined ladder type connecting bridge frame of claim 1, wherein: the first fixing holes (11) are multiple, and the length of the angle frame (12) is different.