CN216918326U

CN216918326U - Pin shaft connecting structure of turning-over locking trolley

Info

Publication number: CN216918326U
Application number: CN202122940886.6U
Authority: CN
Inventors: 彭敏林; 赵健; 陈子康; 罗一恒; 苗志一
Original assignee: China Shipbuilding NDRI Engineering Co Ltd
Current assignee: China Shipbuilding NDRI Engineering Co Ltd
Priority date: 2021-07-07
Filing date: 2021-11-29
Publication date: 2022-07-08
Anticipated expiration: 2031-11-29

Abstract

The utility model belongs to the technical field of pin shaft connection, and particularly discloses a pin shaft connection structure of a turnover locking trolley, which comprises a pin shaft, a locking trolley fixing seat and a turnover platform fixing seat; one end of the pin shaft is fixedly connected with an end plate, and the other end of the pin shaft is in threaded connection with a threaded hole formed in the turning platform fixing seat; the anti-torsion mechanism is symmetrically arranged on one side far away from the fixed seat of the locking trolley and comprises a limiting plate, one side of the limiting plate is fixedly connected with a connecting plate through a connecting column, and one side of the connecting plate is fixedly connected with a movable rod; two moving grooves are symmetrically formed in one side of the locking trolley fixing seat, grooves are formed in the upper end and the lower end of the locking trolley fixing seat, and the movable rod movably penetrates through the grooves; a fastening bolt is movably arranged on one side of the locking trolley fixing seat, which is far away from the turnover platform fixing seat, and the head end of the fastening bolt is inserted into the groove and connected with the movable rod; the utility model can prevent the pin shaft from rotating, has better connection stability, is safer, and has simple operation and convenient disassembly and assembly.

Description

Pin shaft connecting structure of turning-over locking trolley

Technical Field

The utility model relates to the technical field of pin shaft connection, in particular to a pin shaft connection structure of a turnover locking trolley.

Background

The locking trolley for the sheet segmented turnover device needs to be fixed on the turnover platform, the locking trolley and the turnover platform are connected through a pin shaft at present, but the rotation of the pin shaft cannot be limited by the existing pin shaft connecting structure, the connection is unstable, and potential safety hazards exist, so that the pin shaft connecting structure for the turnover locking trolley is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a pin shaft connecting structure of a turnover locking trolley, which aims to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a pin shaft connecting structure of a turnover locking trolley comprises a pin shaft, a locking trolley fixing seat and a turnover platform fixing seat; one end of the pin shaft is fixedly connected with an end plate, and the other end of the pin shaft penetrates through the locking trolley fixing seat and then is in threaded connection with a threaded hole formed in the turning platform fixing seat; the anti-twisting mechanism for preventing the pin shaft from rotating is symmetrically arranged on one side, away from the turnover platform fixing seat, of the locking trolley fixing seat, and comprises a limiting plate, one side, away from the end plate, of the limiting plate is fixedly connected with a connecting plate through a connecting column, and one side, away from the end plate, of the connecting plate is fixedly connected with a movable rod; two moving grooves are symmetrically formed in one side, away from the turnover platform fixing seat, of the locking trolley fixing seat, grooves are formed in the upper end and the lower end of the locking trolley fixing seat, and the movable rod movably penetrates through the grooves; and a fastening bolt is movably arranged on one side of the locking trolley fixing seat, which is far away from the turnover platform fixing seat, and the head end of the fastening bolt is inserted into the groove and connected with the movable rod.

Preferably, the middle part of the locking trolley fixing seat is provided with a through groove, and the pin shaft movably penetrates through the through groove.

Preferably, the limiting plate is of a U-shaped structure with an opening facing the end plate, and the limiting plate is connected with a clamping groove formed in the end plate in an embedded mode.

Preferably, the movable rod is in a T-shaped structure.

Preferably, a connecting hole is formed in one side of the movable rod and a corresponding position of the fastening bolt, and the connecting hole is in threaded connection with the head end of the fastening bolt.

Preferably, the connecting plate is matched with the moving groove.

Compared with the prior art, the utility model has the beneficial effects that:

according to the utility model, the locking trolley fixing seat and the turnover platform fixing seat are connected together through the pin shaft, and then the end plates can be fixed under the coordination of the limiting plate, the connecting plate, the movable rod, the connecting hole, the fastening bolt and the like, so that the pin shaft can be prevented from rotating, the connection stability is better and safer, the operation is simple, and the disassembly and the assembly are convenient.

Drawings

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

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

FIG. 3 is a schematic structural view of an end plate and a pin shaft according to the present invention;

fig. 4 is a schematic structural view of the anti-twist mechanism of the present invention.

In the figure: 1. a pin shaft; 2. an end plate; 3. locking the trolley fixing seat; 4. a turning platform fixing seat; 5. an anti-twist mechanism; 51. a limiting plate; 52. connecting columns; 53. a connecting plate; 54. a movable rod; 55. connecting holes; 6. a moving groove; 7. a groove; 8. fastening a bolt; 9. a through groove; 10. a card slot; 11. a threaded bore.

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.

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Referring to fig. 1-4, the present invention provides a technical solution: a pin shaft connecting structure of a turnover locking trolley comprises a pin shaft 1, a locking trolley fixing seat 3 and a turnover platform fixing seat 4; one end of the pin shaft 1 is fixedly connected with an end plate 2, the other end of the pin shaft passes through the locking trolley fixing seat 3 and then is in threaded connection with a threaded hole 11 formed in the turnover platform fixing seat 4, and after the pin shaft 1 is in threaded connection with the threaded hole 11, the end plate 2 is tightly attached to the locking trolley fixing seat 3, so that the connection strength of the locking trolley fixing seat 3 and the turnover platform fixing seat 4 can be improved; an anti-twist mechanism 5 for preventing the pin shaft 1 from rotating is symmetrically arranged on one side, away from the turnover platform fixing seat 4, of the locking trolley fixing seat 3, the anti-twist mechanism 5 comprises a limiting plate 51, a connecting plate 53 is fixedly connected to one side, away from the end plate 2, of the limiting plate 51 through a connecting column 52, and a movable rod 54 is fixedly connected to one side, away from the end plate 2, of the connecting plate 53; two moving grooves 6 are symmetrically formed in one side, away from the turning platform fixing seat 4, of the locking trolley fixing seat 3, grooves 7 are formed in the upper end and the lower end of the locking trolley fixing seat 3, and the moving rod 54 movably penetrates through the grooves 7; and a fastening bolt 8 is movably arranged on one side of the locking trolley fixing seat 3, which is far away from the turnover platform fixing seat 4, and the head end of the fastening bolt 8 is inserted into the groove 7 and is connected with the movable rod 54.

Furthermore, the middle part of the locking trolley fixing seat 3 is provided with a through groove 9, and the pin shaft 1 movably penetrates through the through groove 9.

Further, the limiting plate 51 is in a U-shaped structure with an opening facing the end plate 2, and the limiting plate 51 is connected with the slot 10 formed in the end plate 2 in an embedded manner.

Further, the movable rod 54 is in a T-shaped structure.

Furthermore, a connecting hole 55 is formed at a position, corresponding to the fastening bolt 8, on one side of the movable rod 54, and the connecting hole 55 is in threaded connection with the head end of the fastening bolt 8.

Further, the connecting plate 53 is fitted to the moving groove 6.

The working principle is as follows: during the use, lock dolly fixing base 3 is fixed on the dolly is held to the lock, stands up platform fixing base 4 and fixes on standing up the platform, through holding dolly fixing base 3 with standing up platform fixing base 4 with the lock and fixing together to fix the dolly is held to the lock on standing up the platform, and concrete fixed step is: at first pass behind the logical groove 9 with stand up the platform fixing base 4 behind the round pin axle 1 and go up screw hole 11 threaded connection, afterwards, with limiting plate 51 gomphosis in the draw-in groove 10 on end plate 2, be used for fixing end plate 2, prevent that round pin axle 1 from rotating, with the head end of fastening bolt 8 and the connecting hole 55 threaded connection on the movable rod 54, be used for fixing movable rod 54, thereby can improve limiting plate 51's limiting displacement, the operation is simple, the dismouting of being convenient for, and connection stability is better, safer.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A pin shaft connecting structure of a turnover locking trolley is characterized by comprising a pin shaft (1), a locking trolley fixing seat (3) and a turnover platform fixing seat (4); one end of the pin shaft (1) is fixedly connected with an end plate (2), and the other end of the pin shaft penetrates through the locking trolley fixing seat (3) and is in threaded connection with a threaded hole (11) formed in the turnover platform fixing seat (4); an anti-torsion mechanism (5) for preventing the pin shaft (1) from rotating is symmetrically arranged on one side, away from the turnover platform fixing seat (4), of the locking trolley fixing seat (3), the anti-torsion mechanism (5) comprises a limiting plate (51), one side, away from the end plate (2), of the limiting plate (51) is fixedly connected with a connecting plate (53) through a connecting column (52), and one side, away from the end plate (2), of the connecting plate (53) is fixedly connected with a movable rod (54); two moving grooves (6) are symmetrically formed in one side, away from the turnover platform fixing seat (4), of the locking trolley fixing seat (3), grooves (7) are formed in the upper end and the lower end of the locking trolley fixing seat (3), and the movable rod (54) movably penetrates through the grooves (7); and a fastening bolt (8) is movably arranged on one side of the locking trolley fixing seat (3) far away from the turnover platform fixing seat (4), and the head end of the fastening bolt (8) is inserted into the groove (7) and is connected with the movable rod (54).

2. The pin shaft connecting structure of the turnover locking trolley as claimed in claim 1, wherein: the middle part of the locking trolley fixing seat (3) is provided with a through groove (9), and the pin shaft (1) movably penetrates through the through groove (9).

3. The pin shaft connecting structure of the turnover locking trolley as claimed in claim 1, wherein: the limiting plate (51) is of a U-shaped structure with an opening facing the end plate (2), and the limiting plate (51) is connected with a clamping groove (10) formed in the end plate (2) in an embedded mode.

4. The pin shaft connecting structure of the turnover locking trolley as claimed in claim 1, wherein: the movable rod (54) is in a T-shaped structure.

5. The pin shaft connecting structure of the turnover locking trolley as claimed in claim 1, wherein: one side of the movable rod (54) is provided with a connecting hole (55) at the position corresponding to the fastening bolt (8), and the connecting hole (55) is in threaded connection with the head end of the fastening bolt (8).

6. The pin shaft connecting structure of the turnover locking trolley as claimed in claim 1, wherein: the connecting plate (53) is matched with the moving groove (6).