CN112726387A

CN112726387A - Functional Bailey sheet

Info

Publication number: CN112726387A
Application number: CN202011594242.XA
Authority: CN
Inventors: 李继明
Original assignee: Jiangsu Sujian Road & Bridge Machine Co ltd
Current assignee: Jiangsu Sujian Road & Bridge Machine Co ltd
Priority date: 2020-12-29
Filing date: 2020-12-29
Publication date: 2021-04-30

Abstract

The invention discloses a functional Bailey sheet, which comprises a first chord member, a second chord member and a third chord member, wherein the middle parts of the first chord member and the second chord member are fixedly connected with a first cross beam and a second cross beam in sequence, the second chord member is rotatably connected with a connecting spiral ring, the surface of the second chord member is provided with a rectangular groove matched with the connecting spiral ring for use, the connecting spiral ring is internally provided with an internal spiral groove, the internal spiral groove is rotatably connected with a connecting screw rod, and the first cross beam is internally provided with a storage groove matched with the connecting screw rod for use; through the setting of connecting spiro, connecting screw, improved the functionality of bailey piece, when bailey piece longitudinal connection, rotate and connect the spiro, can be so that connect spiro, connecting screw thread rotation to effectual displacement of having adjusted connecting screw, two bailey pieces are tentatively fixed through connecting screw about making, and not only easy operation, convenient make the connection of bailey piece more stable simultaneously.

Description

Functional Bailey sheet

Technical Field

The invention belongs to the technical field of Bailey tablets, and particularly relates to a functional Bailey tablet.

Background

Bailey pieces, also known as Bailey frames, Bailey beams or trusses, were invented by an England engineer during the second war to address the need for rapid bridge erection during the war and are named after the name. The bridge girder erection device can be used for highway bridges, assembled portal cranes, guide beams, bridge girder erection machines, hanging baskets and the like. Bailey truss combined portal crane.

The existing Bailey sheet structure is mostly in transverse connection, but in some special scenes, the Bailey sheet is often fixed in a longitudinal connection mode, and the fixed Bailey sheet is not provided with a longitudinal fixing structure, so that the Bailey sheet is poor in stability in the longitudinal connection mode, complex and tedious, the working difficulty is increased, and the functional Bailey sheet is provided for the purpose.

Disclosure of Invention

The invention aims to provide a functional Bailey sheet, which aims to solve the problems that most of the existing Bailey sheets proposed in the background art are transversely connected, but in some special scenes, the Bailey sheets are often longitudinally connected and fixed, and the Bailey sheets are not provided with longitudinal fixing structures, so that the Bailey sheets are poor in stability in longitudinal connection and the like.

In order to achieve the purpose, the invention provides the following technical scheme: a functional Bailey sheet comprises a first chord member, a second chord member and a third chord member, wherein the middle parts of the first chord member and the second chord member are fixedly connected with a first cross beam and a second cross beam in sequence, a connecting hole is formed in the surface of the first chord member, a connecting spiral ring is rotatably connected in the second chord member, a rectangular groove matched with the connecting spiral ring for use is formed in the surface of the second chord member, an inner spiral groove is formed in the connecting spiral ring, a connecting screw rod is rotatably connected in the inner spiral groove, and a storage groove matched with the connecting screw rod for use is formed in the first cross beam;

the third chord is located the top of second chord, just a plurality of connection screw holes have all been seted up at the top of third chord, first chord, just connect the screw hole and use with the connection screw cooperation.

Preferably, the cross section of the storage groove is circular, and the diameter of the storage groove is larger than that of the connecting screw rod.

Preferably, the top and the bottom of the connecting spiral ring are symmetrically provided with inner grooves, and the second chord is internally provided with a limit ring groove matched with the inner grooves for use.

Preferably, a plurality of rotating side grooves are uniformly formed in the surface of the connecting spiral ring.

Preferably, the connecting spiral ring and the inner screw groove are arranged in the same circle center, and the connecting spiral ring and the connecting screw rod are arranged in the same circle center.

Preferably, the side wall of the connecting spiral ring is positioned outside the rectangular groove, and the connecting spiral ring exceeds the rectangular groove by one centimeter.

Preferably, the middle parts of the first chord and the first beam are fixedly connected with a plurality of supporting side columns, and the supporting side columns are welded with the first chord, the second chord and the first beam.

Compared with the prior art, the invention has the beneficial effects that:

through the setting of connecting spiro, connecting screw, improved the functionality of bailey piece, when bailey piece longitudinal connection, rotate and connect the spiro, can be so that connect spiro, connecting screw thread rotation to effectual displacement of having adjusted connecting screw, two bailey pieces are tentatively fixed through connecting screw about making, and not only easy operation, convenient make the connection of bailey piece more stable simultaneously.

Through the setting of spacing annular, spacing ring, further improved the practicality of connecting the spiro, when connecting the spiro and rotate, spacing ring is at spacing annular internal rotation for when connecting the spiro and rotate through spacing annular, spacing ring lie in the inside of second chord member all the time, can not separate with the second chord member, prevented to connect losing of spiro, and the cost of manufacture is lower.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a front cross-sectional view of a structured bailey piece of the present invention;

FIG. 3 is a perspective view of a structural connection toroid of the present invention;

FIG. 4 is a schematic view of the structure of the present invention with the second chord and the third chord connected;

in the figure: 1. a first chord; 2. a connecting screw hole; 3. connecting holes; 4. a first cross member; 5. a connecting spiro ring; 6. a rectangular groove; 7. supporting the side posts; 8. a second cross member; 9. a second chord; 10. a storage tank; 11. connecting a screw rod; 12. an inner spiral groove; 13. a limiting ring groove; 14. a limit ring; 15. rotating the side groove; 16. a third chord.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the 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 invention.

Referring to fig. 1 to 4, the present invention provides a technical solution: the utility model provides a functional type bailey piece, includes first chord 1, second chord 9, third chord 16, the middle part of first chord 1, second chord 9 fixedly connected with first crossbeam 4, second crossbeam 8 in proper order, connecting hole 3 has been seted up on the surface of first chord 1, a plurality of support side pillars 7 of first chord 1 and the middle part fixedly connected with of first crossbeam 4, and support and be welded connection between side pillar 7 and first chord 1, second chord 9, the first crossbeam 4.

Referring to fig. 1, 2 and 3, a connection spiral ring 5 is rotatably connected in a second chord 9, a rectangular groove 6 matched with the connection spiral ring 5 is formed in the surface of the second chord 9, the connection spiral ring 5 is exposed out of the air through the rectangular groove 6, so that a worker can directly rotate the connection spiral ring 5, an internal groove 12 is formed in the connection spiral ring 5, a connection screw 11 is rotatably connected in the internal groove 12, the connection screw 11 and the internal groove 12 are fixed in a threaded rotating manner, a storage groove 10 matched with the connection screw 11 is formed in the first beam 4, and the storage groove 10 is used for storing the connection screw 11;

referring to fig. 1, 2 and 4, the third chord 16 is located at the top of the second chord 9, the third chord 16 and the top of the first chord 1 are both provided with a plurality of connecting screw holes 2, and the connecting screw holes 2 are used in cooperation with the connecting screw rods 11, when two bailey pieces are longitudinally placed, the second chord 9 is located right above the third chord 16, the connecting screw holes 2 are located right below the connecting screw rods 11, and then the connecting screw rings 5 are rotated, so that the connecting screw rods 11 and the internal screw grooves 12 can be rotated in a threaded manner, the connecting screw rods 11 and the connecting screw holes 2 are rotated and fixed in a threaded manner, and the two bailey pieces placed up and down are initially installed and fixed.

In this embodiment, preferably, referring to fig. 2 and 4, the cross section of the storage groove 10 is circular, and the diameter of the storage groove 10 is larger than the diameter of the connection screw 11, so that when the connection screw 11 is received in the storage groove 10, the acting force for rotating the connection spiral ring 5 is small.

In this embodiment, preferably, referring to fig. 2 and 3, the inner grooves 12 are symmetrically distributed at the top and the bottom of the connection spiral ring 5, and the second chord 9 is provided with a limiting ring groove 13 matched with the inner groove 12, so that the connection spiral ring 5 is always located inside the second chord 9 through the limiting ring groove 13 and the limiting ring 14 when rotating, and cannot be separated from the second chord 9, thereby preventing the connection spiral ring 5 from being lost.

In this embodiment, preferably, referring to fig. 1 and 3, a plurality of rotating side grooves 15 are uniformly formed on the surface of the connecting spiral ring 5, the rotating side grooves 15 enable the connecting spiral ring 5 to rotate more conveniently, and a worker can rotate the connecting spiral ring 5 by using a tool and rotating the side grooves 15.

In this embodiment, preferably, referring to fig. 3, the connection spiral ring 5 and the internal spiral groove 12 are disposed at the same center of circle, and the connection spiral ring 5 and the connection screw 11 are disposed at the same center of circle, so that the connection spiral ring 5 and the connection screw 11 are more stable when rotating.

In this embodiment, preferably, referring to fig. 1, the side wall of the connection spiral ring 5 is located outside the rectangular groove 6, and the connection spiral ring 5 exceeds the rectangular groove 6 by one centimeter, so that the connection spiral ring 5 can rotate through the rectangular groove 6, which facilitates the rotation of the connection spiral ring 5.

The working principle and the using process of the invention are as follows: when two Bailey pieces are longitudinally arranged, the second chord 9 is positioned at the top of the third chord 16, the connecting screw hole 2 is positioned right below the connecting screw rod 11, then the connecting spiral ring 5 is rotated, so that the connecting spiral ring 5 rotates in the second chord 9, meanwhile, the limit ring 14 rotates in the limit ring groove 13, so that the connecting spiral ring 5 can normally rotate in the second chord 9, meanwhile, the connecting screw rod cannot be separated from the second chord 9, when the connecting spiral ring 5 rotates, the connecting screw rod 11 and the internal thread groove 12 rotate in a threaded manner, thereby adjusting the displacement of the connecting screw rod 11, causing the connecting screw rod 11 to rotate from the storage tank 10 to the bottom, so that the connecting screw rods 11 and the connecting screw holes 2 are fixed by screw thread rotation, and then the other connecting screw rods 11 are adjusted in the same way, can be fixed with two Bailey pieces preliminary installations, easy operation, convenient make Bailey piece connect more stably simultaneously.

It is noted that, herein, relational terms such as first and second, and the like may be 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 only for the purpose of illustrating the technical solutions of the present invention and not for the purpose of limiting the same, and other modifications or equivalent substitutions made by those skilled in the art to the technical solutions of the present invention should be covered within the scope of the claims of the present invention without departing from the spirit and scope of the technical solutions of the present invention.

Claims

1. The utility model provides a functional type bailey piece, includes first chord member (1), second chord member (9), third chord member (16), the middle part of first chord member (1), second chord member (9) fixedly connected with first crossbeam (4), second crossbeam (8) in proper order, connecting hole (3), its characterized in that have been seted up on the surface of first chord member (1): the connecting spiral ring (5) is rotationally connected in the second chord (9), a rectangular groove (6) matched with the connecting spiral ring (5) for use is formed in the surface of the second chord (9), an internal spiral groove (12) is formed in the connecting spiral ring (5), a connecting screw rod (11) is rotationally connected in the internal spiral groove (12), and a storage groove (10) matched with the connecting screw rod (11) for use is formed in the first cross beam (4);

the third chord (16) is located at the top of the second chord (9), a plurality of connecting screw holes (2) are formed in the tops of the third chord (16) and the top of the first chord (1), and the connecting screw holes (2) are matched with the connecting screw rods (11) for use.

2. The functional Bailey sheet of claim 1, wherein: the cross section of the storage groove (10) is circular, and the diameter of the storage groove (10) is larger than that of the connecting screw rod (11).

3. The functional Bailey sheet of claim 1, wherein: inner grooves (12) are symmetrically distributed at the top and the bottom of the connecting spiral ring (5), and limiting ring grooves (13) matched with the inner grooves (12) are formed in the second chord (9).

4. The functional Bailey sheet of claim 1, wherein: the surface of the connecting spiral ring (5) is uniformly provided with a plurality of rotating side grooves (15).

5. The functional Bailey sheet of claim 1, wherein: the connecting spiral ring (5) and the inner spiral groove (12) are arranged in the same circle center, and the connecting spiral ring (5) and the connecting screw rod (11) are arranged in the same circle center.

6. The functional Bailey sheet of claim 1, wherein: the side wall of the connecting spiral ring (5) is positioned outside the rectangular groove (6), and the connecting spiral ring (5) exceeds the rectangular groove (6) by one centimeter.

7. The functional Bailey sheet of claim 1, wherein: the middle parts of the first chord (1) and the first cross beam (4) are fixedly connected with a plurality of supporting side columns (7), and the supporting side columns (7) are welded to the first chord (1), the second chord (9) and the first cross beam (4).