CN212561180U

CN212561180U - Distributing beam and bailey piece fixing device

Info

Publication number: CN212561180U
Application number: CN202020519434.3U
Authority: CN
Inventors: 秦缘
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-04-10
Filing date: 2020-04-10
Publication date: 2021-02-19
Anticipated expiration: 2030-04-10

Abstract

The utility model belongs to the technical field of bridge engineering, and discloses a fixing device for a distribution beam and a bailey piece; the clamping piece is connected with the two clamping jaws which are connected in a staggered mode through the mounting hole, and the long pin connects the clamping piece with the two clamping jaws through the left end face of the clamping piece; the two clamping jaws are connected with the second through hole through a first stud; clamping holes are correspondingly formed in the upper end face and the two sides of the lower end face of each clamping piece, the bottom of each clamping hole in the lower end face is connected with a regular hexagon, and the upper end face and the lower end face of each clamping piece are connected through the corresponding clamping holes by second studs; chamfers are arranged on the upper end face and the corner of the clamping jaw, a first through hole is formed in the right end face of the handle inclined by 45 degrees, and second through holes are formed in two sides of the lowest end face respectively. The utility model discloses simple structure, easy operation can improve the maintenance and the change efficiency of bei lei piece and distribution beam, reduces labour cost, stops the potential safety hazard to can shorten construction cycle to a certain extent, improve the efficiency of construction.

Description

Distributing beam and bailey piece fixing device

Technical Field

The utility model belongs to the technical field of bridge engineering, especially, relate to a distributing beam and bailey piece fixing device.

Background

At present, the bailey piece is formed by welding an upper chord, a lower chord, a vertical rod and an inclined rod, wherein the end parts of the upper chord and the lower chord are provided with a male-female joint, and a pestle frame connecting pin hole is formed in the joint. The chord of the Bailey sheet is formed by combining two No. 10 channel steels (back to back), a plurality of steel plates with round holes are welded on the lower chord, bolt holes for connecting the reinforcing chord and the double-layer truss are arranged in the upper chord and the lower chord, four bolt holes for connecting the support frame are arranged in the upper chord, and two holes in the middle of the bolt holes are used for connecting the double-row or multi-row trusses with the same sections. Two holes near two ends are used for spanning the connection between the sections. When the multiple rows of Bailey sheets are used as beams or columns, the joint parts of the upper Bailey sheet and the lower Bailey sheet are reinforced by the supporting frames. However, when the conventional bailey piece is fixed to the distribution beam, in the later period of maintenance and replacement, a worker is required to go under the bridge to operate, so that the labor cost is increased, and potential safety hazards exist to the worker.

In summary, the problems of the prior art are as follows: when the conventional Bailey sheet is fixed with the distribution beam, in the later period of overhaul and replacement, a worker is required to operate the Bailey sheet below the bridge, so that the labor cost is increased, and potential safety hazards to the worker exist.

The difficulty of solving the technical problems is as follows: how to improve the fixed mode between bailey piece and the distribution beam, it is more convenient to make fixed dismantlement overhaul the change process, reduces the human cost, avoids the potential safety hazard.

The significance of solving the technical problems is as follows: the technical problem is solved, the overhaul and replacement efficiency of the Bailey sheets and the distribution beams can be improved, the labor cost is reduced, potential safety hazards are eliminated, the construction period can be shortened to a certain extent, and the construction efficiency is improved.

Disclosure of Invention

Problem to prior art existence, the utility model provides a distributing beam and bailey piece fixing device.

The utility model discloses a realize like this, a distributive girder and bailey piece fixing device, distributive girder and bailey piece fixing device include:

a clamping piece;

the clamping piece is connected with the two clamping jaws which are connected in a staggered mode through the mounting hole, and the long pin connects the clamping piece with the two clamping jaws through the left end face of the clamping piece; the two clamping jaws are connected with the second through hole through the first stud.

The utility model discloses a fixed connection of clamping jaw and tight piece of clamp has been realized to the long round pin to connect two clamping jaws through first double-screw bolt and realize the centre gripping to the bailey piece, and can adjust the distance of centre gripping through first double-screw bolt.

Furthermore, clamping holes are correspondingly formed in the upper end face and the two sides of the lower end face of each clamping piece, the bottom of each clamping hole in the lower end face is connected with a regular hexagon, and the upper end face and the lower end face of each clamping piece are connected through the corresponding clamping holes by the second studs.

The utility model discloses thereby the tight hole of clamp of terminal surface realizes the centre gripping to the distribution roof beam about the second double-screw bolt that sets up is connected.

Furthermore, the middle positions of the upper end surface and the lower end surface of the clamping piece are correspondingly provided with mounting holes, and the left end surface of the clamping piece is provided with a third through hole.

The utility model discloses the mounting hole that sets up can two clamping jaws of easy to assemble, and the setting of third through-hole can make long round pin will press from both sides tight piece and two clamping jaws are connected fixedly.

Furthermore, chamfers are arranged on the upper end face and the corner of the clamping jaw, a first through hole is formed in the right end face of the handle inclined by 45 degrees, and second through holes are formed in two sides of the lowest end face respectively.

The utility model discloses the first through-hole that sets up can will press from both sides tight piece and two clamping jaws through the long round pin and connect, and the first double-screw bolt in second through-hole is connected the centre gripping that realizes the bailey piece with two clamping jaws.

To sum up, the utility model discloses an advantage and positive effect do: the utility model discloses a structure is complicated than general this type of part, but can let the later stage maintenance workman of some large bridges can change this part on the bridge floor. And simultaneously, the utility model discloses an installation and dismantlement only need alone can, relatively need the general part of two people's installations, it not only can practice thrift manpower resources and installation dismantlement time, can also improve workman's efficiency and safety.

The utility model discloses simple structure realizes the centre gripping to the bailey piece through two clamping jaws, realizes compressing tightly to the distribution roof beam through the double-screw bolt of pressing from both sides the connection on the clamp plate, and easy operation can improve the maintenance and the change efficiency of bailey piece and distribution roof beam, reduces labour cost, stops the potential safety hazard, improves the efficiency of construction.

Drawings

Fig. 1 is a schematic structural view of a fixing device for a distribution beam and a bailey piece provided in an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a long pin provided in an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a clamping member and a clamping jaw provided by an embodiment of the invention;

fig. 4 is a schematic structural diagram of a first through hole provided in an embodiment of the present invention;

fig. 5 is a schematic structural diagram of a second through hole provided in an embodiment of the present invention;

fig. 6 is a schematic structural diagram of a clamping member provided in an embodiment of the present invention;

fig. 7 is a schematic structural diagram of a mounting hole and a clamping hole provided in an embodiment of the present invention;

fig. 8 is a schematic structural diagram of a third through hole provided in an embodiment of the present invention;

fig. 9 is a schematic structural diagram of a clamping member, a clamping jaw and a regular hexagon provided by the embodiment of the invention;

in the figure: 1. a clamping member; 2. a clamping jaw; 3. a first stud; 4. a second stud; 5. bailey tablets; 6. a first through hole; 7. a second through hole; 8. mounting holes; 9. a clamping hole; 10. a third through hole; 11. a long pin; 12. a regular hexagon.

Detailed Description

In order to further understand the contents, features and effects of the present invention, the following embodiments are illustrated and described in detail with reference to the accompanying drawings.

To the problem that prior art exists, the utility model provides a distributing beam and bailey piece fixing device, it is right to combine the attached drawing below the utility model discloses a technical scheme makes detailed description.

As shown in fig. 1-9, the utility model provides a distributing beam and bailey piece fixing device includes: clamping piece 1, clamping jaw 2, first double-screw bolt 3, second double-screw bolt 4, bailey piece 5, first through-hole 6, second through-hole 7, mounting hole 8, clamp hole 9, third through-hole 10, long round pin 11, regular hexagon body 12.

The clamping piece 1 is connected with the two clamping jaws 2 which are connected in a staggered mode through the mounting hole 8, and the long pin 11 connects the clamping piece 1 with the two clamping jaws 2 through the left end face of the clamping piece 1; the two clamping jaws 2 are connected with each other through a second through hole 7 through a first stud 3.

The upper end face and the two sides of the lower end face of the clamping piece 1 are correspondingly provided with clamping holes 9, the bottom of the lower end face clamping hole 9 is connected with a regular hexagon 12, and the upper end face and the lower end face of the second stud 4 are connected through the clamping holes 9.

The middle positions of the upper end surface and the lower end surface of the clamping piece 1 are correspondingly provided with mounting holes 8, and the left end surface of the clamping piece is provided with a third through hole 10.

Chamfers are arranged on the upper end face and the corner of the clamping jaw 2, a first through hole 6 is arranged on the right end face of the handle inclined by 45 degrees, and second through holes 7 are respectively arranged on two sides of the lowest end face.

The working principle of the present invention will be further described with reference to the following embodiments.

Example 1:

In this embodiment, the long pin 11 is 168mm in length.

In the present embodiment, the first stud 3 has a length of 120mm and a diameter of 14 mm.

In this embodiment, the second through hole 7 has a diameter of 16 mm.

The utility model discloses a long round pin 11 has realized clamping jaw 2 and the fixed connection who presss from both sides tight piece 1 to connect two clamping jaws 2 through first double-screw bolt 3 and realize the centre gripping to the bailey piece, and can adjust the distance of centre gripping through first double-screw bolt 3.

Example 2:

on the basis of embodiment 1, clamping holes 9 are correspondingly formed in the upper end surface and the two sides of the lower end surface of the clamping piece 1, a regular hexagon 12 is connected to the bottom of the lower end surface clamping hole 9, and the upper end surface and the lower end surface of the second stud 4 are connected through the clamping holes 9.

In this embodiment, the diameter of the clamping hole 9 is 16 mm.

In the present embodiment, the radius of the inscribed circle of the regular hexagonal body 12 is 10mm, and the height thereof is 6 mm.

The utility model discloses thereby the second double-screw bolt 4 that sets up connects the centre gripping of the tight hole 9 realization of clamp of terminal surface about to the distribution roof beam.

Example 3:

in addition to embodiment 1, the middle position between the upper end surface and the lower end surface of the clamp piece 1 is provided with a mounting hole 8, and the left end surface of the clamp piece is provided with a third through hole 10.

The utility model discloses two clamping jaws 2 of mounting hole 8 that set up can be easy to assemble, and the setting up of third through hole 10 can make long round pin 11 will press from both sides tight piece 1 and two clamping jaws 2 and connect fixedly.

Example 4:

on the basis of embodiment 1, chamfers are arranged on the upper end surface and the corner positions of the clamping jaw 2, a first through hole 6 is arranged on the right end surface of the handle inclined by 45 degrees, and second through holes 7 are respectively arranged on two sides of the lowest end surface.

In the present embodiment, the first through-hole 6 has a diameter of 20 mm.

The utility model discloses the chamfer that 2 up end of clamping jaw and turning position set up can prevent stress concentration, and the first through-hole 6 of setting can be connected fixedly through long round pin 11 with pressing from both sides tight piece 1 and two clamping jaws 2, and the first double-screw bolt 3 of second through-hole 7 is connected two clamping jaws 2 and is realized the centre gripping to the bailey piece.

The utility model discloses when using: firstly, two clamping jaws 2 are installed in a staggered mode in an installation hole 8 of a clamping piece 1, then the clamping piece 1 and the two clamping jaws 2 are fixedly connected through a third through hole 10 in the left end face of the clamping piece 1 by using a long pin 11, the two clamping jaws 2 are connected with each other through a second through hole 7 by using a first stud 3, when the whole part is installed, a Bailey piece is placed between the two clamping jaws 2, the first stud 3 with the diameter of 14 is pre-tightened, the Bailey piece is clamped, then a second stud 4 with the diameter of 14mm of a pressing part is pre-tightened, a distribution beam and the Bailey piece are pressed, and connection of the distribution beam and the Bailey piece is achieved. When the part is disassembled, the part can be taken down from the bailey piece only by unscrewing the stud 3.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and all the modifications and equivalents of the technical spirit of the present invention to any simple modifications of the above embodiments are within the scope of the technical solution of the present invention.

Claims

1. A distribution beam and bailey piece fixing device is characterized in that the distribution beam and bailey piece fixing device is provided with:

a clamping piece;

2. The device for fixing the distribution beam and the bailey piece as claimed in claim 1, wherein the clamping holes are formed on the upper end surface and the lower end surface of the clamping piece, the bottom of the clamping hole on the lower end surface is connected with a hexagonal body, and the upper end surface and the lower end surface are connected through the clamping holes by the second stud.

3. The device for fixing the distribution beam and the bailey piece as claimed in claim 1, wherein the clamping piece has a mounting hole corresponding to a middle position between the upper end surface and the lower end surface, and a third through hole is formed on the left end surface of the clamping piece.

4. The device for fixing the distribution beam and the Bailey pieces as claimed in claim 1, wherein chamfers are arranged on the upper end face and the corner positions of the clamping jaws, a first through hole is arranged on the right end face of the handle inclined at 45 degrees, and second through holes are respectively arranged on two sides of the lowest end face.