阅读说明：本技术 一种盾构机后配套拖车连接柔性自动耦合挂接装置 (Shield constructs flexible automatic coupling hooking device of supporting trailer connection behind machine ) 是由 卢庆亮 万恩超 孙占刚 于 2020-08-13 设计创作，主要内容包括：本发明公开了一种盾构机后配套拖车连接柔性自动耦合挂接装置,包括连接横梁、定位座、耦合架和辅助牵引架,所述连接横梁端部对称焊接有定位座,两定位座之间通过销轴挂接辅助牵引架；所述耦合架包括主梁、耦合块和定位销轴,所述耦合架通过主梁焊接在连接横梁中部,挂接时,两侧的耦合块相互靠近,并通过耦合完成自动挂接,挂接完成后插上定位销轴进行限位。本发明安装作业过程中,只需将拖车吊装至一定位置,便可实现拖车间的自动耦合挂接。本发明极大的提高了作业效率,同时也增加了机具作业过程中的稳定性与安全性。(The invention discloses a flexible automatic coupling and hanging device for connecting a rear matched trailer of a shield tunneling machine, which comprises a connecting cross beam, positioning seats, a coupling frame and an auxiliary traction frame, wherein the positioning seats are symmetrically welded at the end part of the connecting cross beam, and the auxiliary traction frame is hung between the two positioning seats through a pin shaft; the coupling frame comprises a main beam, coupling blocks and positioning pin shafts, the coupling frame is welded in the middle of the connecting cross beam through the main beam, when the coupling frame is articulated, the coupling blocks on two sides are close to each other, automatic articulation is completed through coupling, and the positioning pin shafts are inserted to limit after articulation is completed. In the installation process of the invention, the trailer is only required to be hoisted to a certain position, and the automatic coupling and hanging of the trailer can be realized. The invention greatly improves the operation efficiency and simultaneously increases the stability and the safety of the machine tool in the operation process.)

1. The utility model provides a shield constructs flexible automatic coupling hooking device of supporting trailer connection behind machine which characterized in that: the device comprises a connecting crossbeam (1), positioning seats (2), a coupling frame (3) and an auxiliary traction frame (4), wherein the positioning seats (2) are symmetrically welded at the end part of the connecting crossbeam (1), and the auxiliary traction frame (4) is connected between the two positioning seats (2) through a pin shaft (8); coupling frame (3) include girder (9), coupling piece (11) and locating pin axle (10), coupling frame (3) pass through girder (9) welding at connecting crossbeam (1) middle part, and during the articulate, coupling piece (11) of both sides are close to each other to accomplish through the coupling and articulate automatically, articulate after accomplishing and insert locating pin axle (10) and carry on spacingly.

2. The shield tunneling machine rear matched trailer connection flexible automatic coupling hanging device according to claim 1, characterized in that: the connecting beam (1) is formed by welding a connecting plate (6) and a positioning plate (7), and rib plates (5) are welded inside and are symmetrically arranged at the joint of the trailer and directly connected with the trailer.

3. The shield tunneling machine rear matched trailer connection flexible automatic coupling hanging device according to claim 1, characterized in that: the auxiliary traction frame (4) comprises an extension spring (14) and a protective cover (13), and the two sides of the auxiliary traction frame are symmetrically arranged, so that traction assistance is provided for advancing and pushing the trailer in the operation process.

4. The shield tunneling machine rear matched trailer connection flexible automatic coupling hanging device according to claim 1, characterized in that: and reinforcing ribs (12) are welded at the joint of the main beam (9) and the connecting cross beam (1).

5. The shield tunneling machine rear mating trailer connection flexible automatic coupling hitch attachment of any one of claims 1-4, wherein: the coupling device is symmetrically arranged at the joint of the trailer and the trailer, the connecting beam (1) is directly connected with the trailer, and the coupling frame (3) is hooked with the trailer and provides a fulcrum for traction and dragging; when the trailer is hooked, the trailer is hoisted and moved to a certain position, and automatic coupling and hooking can be realized; after the coupling is completed, the auxiliary traction frames (4) on the two sides are matched with the pin shafts on the connecting cross beam (1), so that stable and reliable traction and dragging can be realized.

Technical Field

The invention relates to a flexible automatic coupling hanging device for connecting a rear matched trailer in the construction process of a shield tunneling machine, and relates to the technical field of tunnel engineering.

Background

The shield construction is a common underground engineering construction method at present, and a shield tunneling machine is main construction equipment of the method. The main principle of shield construction is that a supporting duct piece of a tunnel is laid while the tunneling is integrally propelled by means of the thrust of a main jacking oil cylinder, and in the operation process, the forward pushing of a rear matched trailer is dragged by means of a trailer connecting frame in a trailer workshop. Even frame of trailer commonly used at present mainly is rigid round pin hub connection structure, simple structure, but during the field installation operation, because the on-the-spot space is limited, trailer hoist and mount articulate the difficulty, expends manpower and materials, need place the accurate location of trailer, just can realize articulating of trailer and pull, greatly reduced work efficiency.

Disclosure of Invention

The invention aims to solve the technical problem of providing a flexible automatic coupling hanging device suitable for connecting a rear matched trailer in the construction process of a shield machine aiming at the defects in the prior art.

In order to solve the technical problem, the invention provides a flexible automatic coupling and hanging device for connecting a rear matched trailer of a shield tunneling machine, which comprises a connecting cross beam, positioning seats, a coupling frame and an auxiliary traction frame, wherein the positioning seats are symmetrically welded at the end part of the connecting cross beam, and the auxiliary traction frame is hung between the two positioning seats through a pin shaft; the coupling frame comprises a main beam, coupling blocks and positioning pin shafts, the coupling frame is welded in the middle of the connecting cross beam through the main beam, when the coupling frame is articulated, the coupling blocks on two sides are close to each other, automatic articulation is completed through coupling, and the positioning pin shafts are inserted to limit after articulation is completed.

The connecting beam is formed by welding a connecting plate and a positioning plate, and rib plates are welded inside and are symmetrically arranged at the joint of the trailer and directly connected with the trailer.

The auxiliary traction frame comprises an extension spring and a protective cover, and the two sides of the auxiliary traction frame are symmetrically arranged, so that traction assistance is provided for advancing and pushing of the trailer in the operation process.

And reinforcing ribs are welded at the joints of the main beams and the connecting cross beams.

The coupling frame is connected with the trailer in a hanging mode and provides a fulcrum for traction and dragging; when the trailer is hooked, the trailer is hoisted and moved to a certain position, and automatic coupling and hooking can be realized; after the coupling is completed, the auxiliary traction frames on the two sides are matched with the pin shafts on the connecting cross beam, and stable and reliable traction and dragging can be realized.

Has the advantages that: in the installation process of the invention, the trailer is only required to be hoisted to a certain position, and the automatic coupling and hanging of the trailer can be realized. The invention greatly improves the operation efficiency and simultaneously increases the stability and the safety of the machine tool in the operation process.

Drawings

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

fig. 2 is a schematic cross-sectional view of an auxiliary traction frame according to the present invention.

In the figure: the device comprises a connecting beam 1, a positioning seat 2, a coupling frame 3, an auxiliary traction frame 4, a rib plate 5, a connecting plate 6, a positioning plate 7, a pin shaft 8, a main beam 9, a positioning pin shaft 10, a coupling block 11, a reinforcing rib 12, a protective cover 13 and a spring 14.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings and examples.

Fig. 1 is a schematic structural diagram of the present invention.

The invention provides a flexible automatic coupling and hanging device for connecting a rear matched trailer of a shield tunneling machine, which comprises a connecting crossbeam 1, positioning seats 2, a coupling frame 3 and an auxiliary traction frame 4, wherein the positioning seats 2 are symmetrically welded at the end part of the connecting crossbeam 1 to provide hanging support for the auxiliary traction frame 4, and the auxiliary traction frame 4 is hung between the two positioning seats 2 through a pin shaft 8; the coupling frame 3 comprises a main beam 9, coupling blocks 11 and a positioning pin shaft 10, the coupling frame 3 is welded in the middle of the connecting cross beam 1 through the main beam 9, when the coupling frame is articulated, the coupling blocks 11 on two sides are close to each other, automatic articulation is completed through coupling, and the positioning pin shaft 10 is inserted for limiting after the articulation is completed.

The connecting beam 1 is formed by welding a connecting plate 6 and a positioning plate 7, rib plates 5 are welded inside, symmetrically arranged at the joint of the trailer and directly connected with the trailer.

Fig. 2 is a schematic cross-sectional view of an auxiliary traction frame according to the present invention.

The auxiliary traction frame 4 comprises an extension spring 14 and a protective cover 13, and the two sides of the auxiliary traction frame are symmetrically arranged, so that traction assistance is provided for advancing and pushing the trailer in the operation process; the protective cover 13 is arranged on the extension spring 14, so that the safety in the operation process is improved.

And reinforcing ribs 12 are welded at the joints of the main beams 9 and the connecting cross beams 1.

The coupling device is symmetrically arranged at the joint of the trailer and the trailer, the connecting beam 1 is directly connected with the trailer, and the coupling frame 3 is coupled with the trailer and provides a fulcrum for traction and dragging; when the trailer is hooked, the trailer is hoisted and moved to a certain position, and automatic coupling and hooking can be realized; after the coupling is completed, the auxiliary traction frames 4 on the two sides are matched with the pin shafts on the connecting beam 1, so that stable and reliable traction and dragging can be realized.

The invention solves the problem of difficult trailer hanging during field installation operation, improves the efficiency, stability and safety of installation operation, and has simple integral structure and flexible operation.

The above-described embodiments of the invention are intended to be illustrative only and are not intended to be limiting, as all changes that come within the scope of or equivalence to the invention are intended to be embraced therein.