CN218988538U

CN218988538U - Piston shell assembly lifting appliance and piston shell lifting equipment

Info

Publication number: CN218988538U
Application number: CN202223315392.XU
Authority: CN
Inventors: 吴志强; 彭毅中; 付正勇
Original assignee: Guangdong Fuwa Engineering Manufacturing Co Ltd
Current assignee: Guangdong Fuwa Engineering Manufacturing Co Ltd
Priority date: 2022-12-09
Filing date: 2022-12-09
Publication date: 2023-05-09
Anticipated expiration: 2032-12-09

Abstract

The utility model provides a piston shell assembly lifting appliance and a piston shell lifting device, wherein the piston shell assembly lifting appliance comprises: the device comprises a base body, a suspension arm, a positioning pin and a limiting piece; the suspension arm is arranged at the top of the base body, and an assembling part is arranged on the suspension arm; the locating pin is used for penetrating through the through hole of the piston shell, is arranged on the base body and extends out from one side of the base body; the limiting piece is arranged on the locating pin, the limiting piece is detachably connected with the locating pin, and a limiting space is formed between the limiting piece and the base body. Compared with the prior art, the piston shell assembly lifting tool disclosed by the utility model can be matched with a piston shell structure, can be quickly and stably assembled on a piston shell, is convenient for a lifting assembly to stably lift the piston shell, and improves the safety coefficient of a workshop.

Description

Piston shell assembly lifting appliance and piston shell lifting equipment

Technical Field

The utility model relates to the technical field of lifting, in particular to a piston shell assembly lifting appliance and piston shell lifting equipment.

Background

The piston housing of an engine typically requires handling during processing and assembly. Because a circle of through holes are arranged on the piston shell, when the piston shell is lifted, a lifting component of lifting equipment is usually hooked on the through holes on the piston shell through a lifting hook, and then the piston shell is lifted, but the structure of the lifting hook commonly used by the lifting component is not matched with that of the piston shell, so that the situation that the piston shell is unhooked and falls down to hurt people easily occurs.

Disclosure of Invention

The utility model aims to overcome the defects and shortcomings in the prior art and provides a lifting appliance for assembling a piston shell and lifting equipment for the piston shell.

One embodiment of the present utility model provides a piston housing assembly sling, comprising: the device comprises a base body, a suspension arm, a positioning pin and a limiting piece;

the suspension arm is arranged at the top of the base body, and an assembling part is arranged on the suspension arm;

the locating pin is used for penetrating through the through hole of the piston shell, is arranged on the base body and extends out from one side of the base body;

the limiting piece is arranged on the locating pin, the limiting piece is detachably connected with the locating pin, and a limiting space is formed between the limiting piece and the base body.

Compared with the prior art, the piston shell assembly lifting tool disclosed by the utility model can be matched with a piston shell structure, can be quickly and stably assembled on a piston shell, is convenient for a lifting assembly to stably lift the piston shell, and improves the safety coefficient of a workshop.

In some alternative embodiments, the base body is provided with a plurality of positioning pins, the positioning pins are sequentially arranged along the direction from one side of the base body to the other side, and at least one positioning pin is provided with the limiting piece.

In some optional embodiments, the base body is provided with a mounting hole, the locating pin is provided with a limiting protruding portion, the locating pin extends out from one side of the base body after passing through the mounting hole, and the limiting protruding portion and the limiting piece are respectively located on two sides of the base body.

In some alternative embodiments, the diameter of the end of the dowel pin tapers in a direction away from the base.

In some alternative embodiments, the locating pin is provided with a socket into which the stop is inserted.

In some alternative embodiments, the boom includes a vertical section and a horizontal section, the vertical section is disposed on a side of the base body away from the spacing space, the horizontal section is connected with a top of the vertical section, and extends to above the spacing space, and the assembly portion is disposed on the horizontal section.

In some alternative embodiments, the mounting portion includes a mounting hole disposed on the boom.

In some alternative embodiments, the fitting portion includes a plurality of fitting holes provided on the horizontal segment, the plurality of fitting holes being sequentially arranged along an extending direction of the horizontal segment.

In some alternative embodiments, the stop is connected to the base body or the boom via a connecting line.

Another embodiment of the present utility model provides a piston housing handling apparatus comprising: the lifting assembly is arranged on the support and is connected with an assembling part of the piston shell assembling lifting tool through a sling.

In order that the utility model may be more clearly understood, specific embodiments thereof will be described below with reference to the accompanying drawings.

Drawings

FIG. 1 is a schematic diagram of a piston housing assembly sling according to one embodiment of the present utility model;

FIG. 2 is a partial cross-sectional view of a piston housing assembly sling according to one embodiment of the utility model;

fig. 3 is a schematic view of a piston housing assembly sling and piston housing configuration of an embodiment of the present utility model.

Reference numerals illustrate:

10. a base; 11. a mounting hole; 20. a suspension arm; 21. an assembling portion; 22. a vertical section; 23. a horizontal section; 30. a positioning pin; 31. a limit protruding part; 32. a jack; 40. a limiting piece; 41. a connecting rope; 50. a limit space; 60. a piston housing; 61. and a through hole.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model. In the description of the present utility model, unless otherwise indicated, the meaning of "plurality" is 2 or more, and the meaning of "several" is 1 or more.

Referring to fig. 1, a schematic structural diagram of a piston housing assembly sling according to an embodiment of the present utility model includes: base 10, boom 20, dowel pin 30, and stop 40.

Referring to fig. 2 and 3, fig. 2 is a partial cross-sectional view of a piston housing assembly hanger according to an embodiment of the present utility model, and fig. 3 is a schematic structural view of the piston housing assembly hanger and the piston housing according to an embodiment of the present utility model, the suspension arm 20 is disposed on top of the base 10, and the suspension arm 20 is provided with an assembly portion 21; the positioning pin 30 is used for penetrating through a through hole 61 of the piston housing 60, and the positioning pin 30 is arranged on the base body 10 and extends out from one side of the base body 10; the locating piece 40 is arranged on the locating pin 30, the locating piece 40 is detachably connected with the locating pin 30, a locating space 50 is formed between the locating piece 40 and the base body 10, when the piston shell assembly lifting tool is assembled with the piston shell 60, the locating piece 40 is firstly taken down from the locating pin 30, then the locating pin 30 penetrates through a through hole 61 of the piston shell 60, the base body 10 is abutted to one side of the piston shell 60, the locating piece 40 is arranged on the locating pin 30, the locating piece 40 is abutted to the other side of the piston shell 60, the piston shell 60 is stably limited between the base body 10 and the locating piece 40, a lifting component of lifting equipment is fixedly connected with the assembly part 21 through a lifting rope, and the lifting component can stably lift the piston shell 60.

In order to improve the strength of the assembly of the piston housing assembly sling with the piston housing 60, in some alternative embodiments, the base 10 is provided with a plurality of positioning pins 30, the positioning pins 30 are sequentially arranged along the direction from one side to the other side of the base 10, at least one positioning pin 30 is provided with the limiting member 40, and the positioning pins 30 penetrate through the through holes 61 of the piston housing 60 in a one-to-one correspondence manner, so that the strength of the connection of the piston housing assembly sling with the piston housing 60 is improved. In the present embodiment, 2 positioning pins 30 are provided on the base 10, and a stopper 40 is provided on each positioning pin 30.

To facilitate the installation of the positioning pin 30 on the base 10, in some alternative embodiments, the base 10 is provided with a mounting hole 11, the positioning pin 30 is provided with a limiting boss 31, the positioning pin 30 extends from one side of the base 10 after passing through the mounting hole 11, the limiting boss 31 and the limiting piece 40 are respectively located at two sides of the base 10, the positioning pin 30 can be in interference fit with the mounting hole 11 to realize fastening, and the limiting boss 31 abuts against the base 10 to limit the position of the positioning pin 30.

In some alternative embodiments, the diameter of the end of the locating pin 30 tapers in a direction away from the base 10, which can facilitate guiding the locating pin 30 into alignment through the mounting hole 11.

The detachable connection manner of the positioning pin 30 and the limiting member 40 may be selected according to practical needs, for example, in some alternative embodiments, the positioning pin 30 is provided with an insertion hole 32, and the limiting member 40 is inserted into the insertion hole 32, so that the limiting member 40 is quickly and conveniently installed on the positioning pin 30, which is not limited to this example.

To facilitate the stable lifting of the piston housing 60 by the lifting assembly, in some alternative embodiments, the suspension arm 20 includes a vertical section 22 and a horizontal section 23, the vertical section 22 is disposed on a side of the base body 10 away from the limit space 50, the horizontal section 23 is connected to the top of the vertical section 22, and extends to above the limit space 50, the assembly portion 21 is disposed on the horizontal section 23, and the sling of the lifting assembly is connected to the assembly portion 21, so that the center of gravity of the piston housing 60 can be as close as possible in the horizontal direction, so that the piston housing 60 is not easy to shake when the lifting assembly lifts the piston housing 60.

The structure of the assembly portion 21 may be appropriately designed according to practical needs, and in some alternative embodiments, the assembly portion 21 includes an assembly hole formed on the suspension arm 20, and the suspension cable is connected to the assembly hole through the suspension ring, so that the suspension cable is not easy to separate from the suspension arm 20, and the safety factor is improved.

In order to facilitate the assembly of the piston housing and the lifting appliance to be able to adapt to different types of piston housings 60, in some alternative embodiments, the assembly part 21 includes a plurality of assembly holes, the plurality of assembly holes are disposed on the horizontal section 23, the plurality of assembly holes are sequentially disposed along the extending direction of the horizontal section 23, the lifting assembly can select one of the assembly holes suitable for practical use to assemble according to the size and the stress point difference of the piston housing 60, and balanced lifting is realized by selecting the accurate assembly hole, so that the lifting is horizontal, vertical and not easy to skew, and the assembly efficiency is improved.

In order to avoid the loss of the limiting member 40, in some alternative embodiments, the limiting member 40 is connected to the base 10 or the suspension arm 20 through a connecting rope 41, in this embodiment, rope penetrating holes are formed in the limiting member 40 and the suspension arm 20, and the connecting rope 41 penetrates the rope penetrating holes of the limiting member 40 and the suspension arm 20 to connect the limiting member 40 and the suspension arm 20.

The piston shell assembly lifting appliance can be applied to piston shell lifting equipment, and the piston shell lifting equipment comprises: the lifting assembly is arranged on the support and is connected with the assembling part 21 of the piston shell assembling lifting tool through a sling. The lifting assembly and sling are well-established techniques, the principle and structure of which are well known to those skilled in the art, and therefore are not described in detail herein.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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 piston housing assembly sling, comprising: the device comprises a base body, a suspension arm, a positioning pin and a limiting piece;

2. The piston housing assembly sling as defined in claim 1, wherein: the base body is provided with a plurality of locating pins, the locating pins are sequentially arranged along the direction from one side of the base body to the other side, and at least one locating pin is provided with a limiting piece.

3. The piston housing assembly sling as defined in claim 1, wherein: the base body is provided with a mounting hole, the locating pin is provided with a limiting protruding portion, the locating pin penetrates through the mounting hole and then extends out from one side of the base body, and the limiting protruding portion and the limiting piece are located on two sides of the base body respectively.

4. A piston housing assembly sling as defined in claim 3, wherein: the diameter of the end of the positioning pin gradually decreases in a direction away from the base body.

5. The piston housing assembly sling as defined in claim 1, wherein: the locating pin is provided with a jack, and the limiting piece is inserted into the jack.

6. A piston housing assembly sling as defined in any one of claims 1 to 5, wherein: the suspension arm comprises a vertical section and a horizontal section, the vertical section is arranged on one side, far away from the limiting space, of the base body, the horizontal section is connected with the top of the vertical section and extends to the upper portion of the limiting space, and the assembly part is arranged on the horizontal section.

7. A piston housing assembly sling as defined in any one of claims 1 to 5, wherein: the assembly portion includes an assembly hole disposed on the boom.

8. The piston housing assembly sling as defined in claim 6, wherein: the assembly portion includes a plurality of assembly holes that are provided on the horizontal segment, the plurality of assembly holes being sequentially arranged along an extending direction of the horizontal segment.

9. A piston housing assembly sling as defined in any one of claims 1 to 5, wherein: the limiting piece is connected with the base body or the suspension arm through a connecting rope.

10. A piston shell handling apparatus comprising: a bracket, a lifting assembly and a piston housing assembly sling according to any one of claims 1 to 9, the lifting assembly being arranged on the bracket and being connected to an assembly portion of the piston housing assembly sling by a sling.