CN213534361U

CN213534361U - Duckbilled retractable connecting rod

Info

Publication number: CN213534361U
Application number: CN202022073802.9U
Authority: CN
Inventors: 罗登美; 谭家贵; 李克相
Original assignee: Huaneng Yunnan Diandong Energy Co Ltd
Current assignee: Huaneng Yunnan Diandong Energy Co Ltd
Priority date: 2020-09-21
Filing date: 2020-09-21
Publication date: 2021-06-25
Anticipated expiration: 2030-09-21

Abstract

The utility model discloses a duckbilled type retractable connecting rod, including welding respectively two connecting steel plate at the lateral wall of moving transformer and transportation aircraft nose lateral wall, two connecting steel plate's top all is equipped with coupling mechanism, and two coupling mechanism all include duckbilled shaped steel board, spiro union screw rod on duckbilled shaped steel board, welding at the carousel of screw rod top outer wall, welding at the crank of carousel top outer wall, set up at the rotation groove of duckbilled shaped steel board one side, rotate and install the rotation post and the installation piece of welding at duckbilled shaped steel board opening part at the rotation inslot. The utility model discloses owing to set up duckbilled type steel sheet, more can adapt to the appropriate swing in left and right sides of underworkings bend department mobile transformer, be favorable to transporting needs, owing to set up mobile jib and vice pole, make the connecting rod possess flexible regulatory function, can adapt to the transportation of many specifications overlength article, owing to set up buffer spring and buffer board, improved the shock-absorbing capacity of duckbilled type steel sheet for stability more in the transportation.

Description

Duckbilled retractable connecting rod

Technical Field

The utility model relates to a remove transformer transportation technical field, especially relate to a duckbilled retractable connecting rod.

Background

When the movable transformer is transported in a coal mine, the movable transformer cannot be transported on a flat car due to the influence of the height of a roadway, only the traveling wheels are arranged at the bottom of the movable transformer, the movable transformer is driven to travel by a transport machine head, and the flat car is required to be additionally arranged between the movable transformer and the transport machine head for isolation due to the special structure of the end head of the movable transformer, so that the problem of collision and extrusion between the transport machine head and the end head of the movable transformer is solved. The method for additionally installing the flat car is only suitable for running on a section with stable mine geological conditions, flat underground roadways and less fluctuation, and when the concave part and the turning part under the roadway are at the same point, the method is easy to make the additionally installed flat car overhead to cause the flat car to fall off the roadway, and when the platform car falling off the roadway is processed, great risk exists, so that the defects caused by the flat car need to be overcome by using the connecting rod.

However, the existing connecting rod is generally fixedly installed between the movable transformer and the transportation machine head through bolts, so that the movable transformer is inconvenient to turn when encountering a curve, thereby causing the phenomenon of side turning of the movable transformer, and is inconvenient to disassemble and assemble after being used; the existing connecting rod cannot adapt to transportation of multiple specifications of ultra-long articles, and is poor in practicability and buffering performance. Therefore, we propose a duckbill type telescopic connecting rod.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a duckbilled retractable connecting rod.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a duckbilled telescopic connecting rod comprises two connecting steel plates respectively welded on the side wall of a movable transformer and the side wall of a conveyor head, the tops of the two connecting steel plates are respectively provided with a connecting mechanism, and the two connecting mechanisms comprise a duckbill steel plate, a screw rod screwed on the duckbill steel plate, a rotary table welded on the outer wall of the top end of the screw rod, a crank welded on the outer wall of the top of the rotary table, a rotary groove arranged at one side of the duckbill steel plate, a rotary column rotatably arranged in the rotary groove and a mounting block welded at the opening of the duckbill steel plate, the two rotary columns are respectively sleeved with a main rod and an auxiliary rod, and the auxiliary rod is inserted in the main rod, a threaded hole is formed in the main rod, threaded grooves distributed at equal intervals are formed in the auxiliary rod, two damping mechanisms are arranged on the mounting blocks, and each damping mechanism comprises a buffer spring and a buffer plate.

Preferably, the top of the two connecting steel plates is provided with an internal thread groove matched with the screw rod, and the lower parts of the two screw rods are respectively in threaded connection with the two internal thread grooves.

Preferably, the top and the bottom of rotation post all pass through the bearing and are connected with the inner wall of duckbilled shaped steel board, and cup jointed the antiskid cover on the crank.

Preferably, the threaded hole is connected with one of the threaded grooves in a fastening mode through a bolt, and wheels are arranged at the bottoms of the movable transformer and the transportation machine head.

Preferably, both ends of the buffer spring are respectively welded on the side wall of the mounting block and the side wall of the buffer plate, one of the buffer plates is in contact with the side wall of the mobile transformer, and the other buffer plate is in contact with the side wall of the transportation machine head.

Preferably, a slot is formed in the main rod, and the outer wall of the auxiliary rod is connected with the inner wall of the slot in a sliding manner.

The utility model has the advantages that:

1. due to the arrangement of the rotating groove and the rotating column, the movable transformer can conveniently turn when encountering a curve, so that the stability of the movable transformer in the transportation process is ensured, and the phenomenon of side turning is avoided;

2. the duck-bill-shaped steel plate is arranged, so that the movable transformer can properly swing left and right at the bend of the underground roadway, the transportation requirement is facilitated, and the main rod and the auxiliary rod are arranged, so that the connecting rod has a telescopic adjusting function and can be suitable for transportation of multi-specification ultra-long objects;

3. due to the arrangement of the buffer springs and the buffer plates, the buffering performance of the duckbilled steel plate is improved, and the duckbilled steel plate is more stable in the transportation process.

Drawings

Fig. 1 is a schematic structural view of a duckbilled retractable connecting rod of the present invention;

fig. 2 is a schematic view of a partially enlarged structure of a duckbilled retractable connecting rod according to the present invention;

fig. 3 is a schematic structural view of a portion a in fig. 1.

In the figure: 1 mobile transformer, 2 transport aircraft noses, 3 connecting plate, 4 duckbilled steel sheet, 5 screw rods, 6 carousels, 7 crank, 8 rotating grooves, 9 rotating columns, 10 mobile poles, 11 auxiliary poles, 12 thread grooves, 13 screw holes, 14 buffer springs, 15 buffer boards, 16 installation pieces.

Detailed Description

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

Referring to fig. 1-3, a duckbilled retractable connecting rod comprises two connecting steel plates 3 welded to the side wall of a movable transformer 1 and the side wall of a transportation machine head 2 respectively, the top of each connecting steel plate 3 is provided with a connecting mechanism, each connecting mechanism comprises a duckbilled steel plate 4, a screw 5 screwed on the duckbilled steel plate 4, a rotary table 6 welded to the outer wall of the top end of the screw 5, a crank 7 welded to the outer wall of the top of the rotary table 6, a rotating groove 8 arranged at one side of the duckbilled steel plate 4, a rotating column 9 rotatably arranged in the rotating groove 8 and a mounting block 16 welded to the opening of the duckbilled steel plate 4, the top of each connecting steel plate 3 is provided with an internal thread groove matched with the screw 5, and the lower parts of the two screws 5 are respectively in threaded connection with the two internal thread grooves, due to the arrangement of the rotating groove 8 and the rotating column 9, when encountering a, the turning can be conveniently carried out, so that the stability of the movable transformer 1 in the transportation process is ensured, and the phenomenon of side turning is avoided;

the two rotating columns 9 are respectively sleeved with a main rod 10 and an auxiliary rod 11, the auxiliary rod 11 is inserted into the main rod 10, the main rod 10 is provided with a threaded hole 13, the auxiliary rod 11 is provided with threaded grooves 12 distributed at equal intervals, the duckbilled steel plate 4 is arranged, the left-right appropriate swinging of the movable transformer 1 at the bend of the underground roadway can be more suitable, the transportation requirement is facilitated, and the main rod 10 and the auxiliary rod 11 are arranged, so that the connecting rod has a telescopic adjusting function and can adapt to transportation of multi-specification ultra-long objects;

the two mounting blocks 16 are respectively provided with a damping mechanism, and the two damping mechanisms respectively comprise a buffer spring 14 and a buffer plate 15, due to the arrangement of the buffer spring 14 and the buffer plate 15, the buffer performance of the duckbilled steel plate 4 is improved, so that the transportation process is more stable, the top end and the bottom end of the rotating column 9 are both connected with the inner wall of the duckbilled steel plate 4 through bearings, and the crank 7 is sleeved with an anti-skid sleeve, the threaded hole 13 is tightly connected with one of the threaded grooves 12 through a bolt, wheels are arranged at the bottoms of the movable transformer 1 and the transportation machine head 2, two ends of the buffer spring 14 are respectively welded on the side wall of the mounting block 16 and the side wall of the buffer plate 15, one of the buffer plates 15 is in contact with the side wall of the movable transformer 1, the other buffer plate 15 is in contact with the side wall of the transportation machine head 2, a slot is formed in the main rod 10, and the outer wall of the auxiliary rod 11 is in sliding connection with the inner wall of the slot.

The working principle is as follows: when encountering a curve, the two rotating columns 9 can rotate in the rotating groove 8 and can conveniently turn, thereby ensuring the stability of the movable transformer 1 in the transportation process and avoiding the phenomenon of side turning, after the use is finished, only two cranks 7 need to be rotated to ensure that the two screw rods 5 are sequentially separated from the internal threads at the tops of the two connecting steel plates 3 to finish the disassembly, only reverse operation is needed during the assembly, thereby facilitating the disassembly and the assembly, saving time and labor during the disassembly and the assembly, improving the working efficiency, being more suitable for the left and right proper swinging of the movable transformer 1 at the curve of the underground roadway due to the arrangement of the duckbilled steel plates 4, being beneficial to the transportation requirement, being capable of adjusting between the main rod 10 and the auxiliary rod 11, and being fixed by fastening bolts after the adjustment is finished, thereby leading the connecting rod to have the telescopic adjustment function and being suitable for the transportation of multi, due to the arrangement of the buffer springs 14 and the buffer plates 15, the buffer performance of the duckbilled steel plate 4 is improved, and the transportation process is more stable.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A duckbilled retractable connecting rod comprises two connecting steel plates (3) respectively welded on the side wall of a movable transformer (1) and the side wall of a conveying machine head (2), and is characterized in that the tops of the two connecting steel plates (3) are provided with connecting mechanisms, the two connecting mechanisms respectively comprise a duckbilled steel plate (4), a screw rod (5) screwed on the duckbilled steel plate (4), a turntable (6) welded on the outer wall of the top end of the screw rod (5), a crank (7) welded on the outer wall of the top of the turntable (6), a rotating groove (8) formed in one side of the duckbilled steel plate (4), a rotating column (9) rotatably installed in the rotating groove (8) and an installation block (16) welded at the opening of the duckbilled steel plate (4), two rotating columns (9) are respectively sleeved with a main rod (10) and an auxiliary rod (11), and the auxiliary rod (11) is inserted in the main rod (10), the damping device is characterized in that a threaded hole (13) is formed in the main rod (10), threaded grooves (12) distributed equidistantly are formed in the auxiliary rod (11), two damping mechanisms are arranged on the mounting block (16), and each damping mechanism comprises a buffer spring (14) and a buffer plate (15).

2. The duckbilled retractable connecting rod according to claim 1, wherein the top of each of the two connecting steel plates (3) is provided with an internal thread groove adapted to the screw rod (5), and the lower parts of the two screw rods (5) are respectively in threaded connection with the two internal thread grooves.

3. The duckbilled retractable connecting rod according to claim 1, wherein the top end and the bottom end of the rotating column (9) are connected with the inner wall of the duckbilled steel plate (4) through bearings, and the crank (7) is sleeved with an anti-slip sleeve.

4. A duckbill-type telescopic connecting rod according to claim 1, wherein said threaded hole (13) is tightly connected with one of the threaded grooves (12) by a bolt, and wheels are provided at the bottom of the mobile transformer (1) and the bottom of the transportation head (2).

5. A duckbill-type telescopic connecting rod according to claim 1, wherein both ends of said buffer spring (14) are welded to the side wall of the mounting block (16) and the side wall of the buffer plate (15), respectively, wherein one of the buffer plates (15) is in contact with the side wall of the moving transformer (1) and the other buffer plate (15) is in contact with the side wall of the transportation head (2).

6. A duckbill-type telescopic connecting rod according to claim 1, wherein the primary rod (10) has a slot formed therein, and the outer wall of the secondary rod (11) is slidably connected to the inner wall of the slot.