CN214456288U - Connecting pin shaft of crane - Google Patents

Abstract

The utility model relates to a hoist connection technical field discloses a hoist connecting pin axle, including the round pin axle body, round pin axle body upper end is provided with the extension piece, extension piece upper end is seted up flutedly, the turn trough has all been seted up in the middle of both ends about the recess, and is two sets of equal swing joint has the commentaries on classics piece in the turn trough, and is two sets of both ends fixed connection about the commentaries on classics piece respectively with the dog, both ends upside has all been seted up about the extension piece and has been hidden the groove, and is two sets of hide the inslot and all seted up the slot. The utility model discloses a both ends upside has all been seted up and has been hidden the inslot and have all seted up the slot about the extension block, and is two sets of equal swing joint has the inserted bar in the slot, when we connect the hoist through the round pin axle body, makes the dog slope agree with each other with two sets of inserted bars that have cup jointed the spring through rotatory dog, makes the round pin axle body can't drop in the hoist junction, is favorable to more practical use hoist connecting pin axle.

Description

Connecting pin shaft of crane

Technical Field

The utility model relates to a technical field is connected to the hoist, specifically is a hoist connecting pin axle.

Background

At present, pin shaft connection is a common connection mode for movable parts of various large-scale mechanical equipment, particularly large-scale cranes and the like.

In the process of implementing the invention, the inventor finds that at least the following problems in the prior art are not solved: however, in the existing field, the pin shaft for connecting the crane needs to be fixed at the joint of the crane through an additional inserted rod, and the trouble that the inserted rod cannot be found by a worker often occurs.

Therefore, the crane connecting pin shaft is provided, the slots are formed in the hidden slots and are two groups of inserting rods, the inserting rods are movably connected in the slots, when the crane is connected and connected through the pin shaft body, the stopper is inclined to be matched with the two groups of inserting rods sleeved with springs through rotating the stopper, the pin shaft body cannot fall off at the joint of the crane, and the crane connecting pin shaft is more practical to use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a hoist connecting pin axle has solved the problem that proposes among the background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a hoist connecting pin axle, includes the round pin axle body, round pin axle body upper end is provided with the extension piece, extension piece upper end is seted up flutedly, the rotating groove has all been seted up in the middle of the both ends about the recess, and is two sets of equal swing joint has the rotating block in the rotating groove, and is two sets of both ends fixed connection is controlled respectively with the dog to the rotating block, both ends upside has all been seted up hidden groove about the extension piece, and is two sets of hide the inslot and all seted up the slot, it is two sets of equal swing joint has the inserted bar in the slot.

As an optimal implementation mode of the utility model, two sets of all cup jointed the spring on the inserted bar.

As an optimized embodiment of the utility model, the antiskid line has been seted up to impartial distance on the round pin axle body.

As an optimal implementation manner of the present invention, the pin body, the extension block and the stop block are made of alloy material.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a both ends upside has all been seted up and has been hidden the inslot and have all been seted up the slot about the extension block, and equal swing joint has the inserted bar in two sets of slots, when we connect the hoist through the round pin axle body, makes the dog slope agree with each other with two sets of inserted bars that have cup jointed the spring through rotatory dog, makes the round pin axle body can't drop in the hoist junction, is favorable to more practical use hoist connecting pin axle.

2. The utility model discloses because be the alloy material at round pin axle body, extension piece and dog, the effectual round pin axle body hardness that has increased can not be because of the torsion disconnection of high strength, is favorable to more practical use hoist connecting pin axle.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a schematic view of the overall structure of a connecting pin shaft of a crane of the present invention;

fig. 2 is the utility model relates to a dog rotating-structure schematic diagram of hoist connecting pin axle.

In the figure: 1. a pin shaft body; 2. a lengthening block; 3. rotating the groove; 4. rotating the block; 5. a stopper; 6. hiding the groove; 7. a slot; 8. inserting a rod; 9. a spring; 10. anti-skid lines; 11. and (4) a groove.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention; in the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected" and "disposed" are to be construed broadly, and may for example be fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-2, the present invention provides a technical solution: the utility model provides a hoist connecting pin axle, includes round pin axle body 1, round pin axle body 1 upper end is provided with extension piece 2, recess 11 has been seted up to extension piece 2 upper end, the rotating groove 3 has all been seted up in the middle of the both ends about recess 11, and is two sets of equal swing joint has a commentaries on classics piece 4 in the rotating groove 3, and is two sets of change piece 4 respectively with dog 5 about both ends fixed connection, extension piece 2 is controlled both ends upside and has all been seted up and hidden groove 6, and is two sets of all seted up slot 7 in hidden groove 6, it is two sets of equal swing joint has inserted bar 8 in slot 7.

In this embodiment, please refer to fig. 1 and 2, the slots 7 are formed in the hidden slots 6 formed on the upper sides of the left and right ends of the extension block 2, and the two sets of slots 7 are movably connected with the inserted rods 8, when we connect the crane through the pin body 1, the stopper 5 is inclined to fit with the two sets of inserted rods 8 sleeved with the springs 9 by rotating the stopper 5, so that the pin body 1 cannot fall off at the crane connection position, which is beneficial to more practical use of the crane connecting pin.

Wherein, spring 9 is all cup jointed on two sets of inserted bar 8.

The pin shaft body 1 is provided with anti-skid grains 10 at equal distances.

The pin shaft body 1, the extension block 2 and the stop block 5 are all made of alloy materials.

In the embodiment, please refer to fig. 1 and 2, the pin shaft body 1, the extension block 2 and the stop block 5 are made of alloy materials, so that the hardness of the pin shaft body 1 is effectively increased, the high-strength torsion is not broken, and the crane connecting pin shaft is more practical

When a hoist connecting pin axle uses, it is required to explain, the utility model relates to a hoist connecting pin axle, each part are the parts that general standard spare or technical field personnel know, and its structure and principle all are that this technical staff all can learn through the technical manual or learn through conventional experimental method.

During the use, all seted up slot 7 in hiding groove 6 through both ends upside about extension piece 2, and equal swing joint has inserted bar 8 in two sets of slots 7, when we connect the hoist through round pin axle body 1, make dog 5 slope agree with each other with two sets of inserted bars 8 that have cup jointed spring 9 through rotatory dog 5, make round pin axle body 1 can't drop in the hoist junction.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (4)

1. The utility model provides a hoist connecting pin axle, includes round pin axle body (1), its characterized in that: round pin axle body (1) upper end is provided with extension piece (2), recess (11) have been seted up to extension piece (2) upper end, rotary tank (3) have all been seted up in the middle of the both ends about recess (11), and are two sets of equal swing joint has rotary block (4) in rotary tank (3), and is two sets of both ends fixed connection about rotary block (4) respectively with dog (5), hidden groove (6) have all been seted up to both ends upside about extension piece (2), and are two sets of slot (7) have all been seted up in hidden groove (6), and are two sets of equal swing joint has inserted bar (8) in slot (7).

2. A crane connecting pin according to claim 1, characterized in that: springs (9) are sleeved on the two groups of the inserted rods (8).

3. A crane connecting pin according to claim 1, characterized in that: the pin shaft body (1) is provided with anti-skid grains (10) at equal distances.

4. A crane connecting pin according to claim 1, characterized in that: the pin shaft body (1), the extension block (2) and the stop block (5) are all made of alloy materials.

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