CN218950800U

CN218950800U - Engine double-hanging-hole piston hoisting tool

Info

Publication number: CN218950800U
Application number: CN202223465536.XU
Authority: CN
Inventors: 莫春平; 钟学研; 卢达淼; 陆幼艳; 许期
Original assignee: Guangxi Yuchai Marine and Genset Power Co Ltd
Current assignee: Guangxi Yuchai Marine and Genset Power Co Ltd
Priority date: 2022-12-23
Filing date: 2022-12-23
Publication date: 2023-05-02
Anticipated expiration: 2032-12-23

Abstract

The utility model discloses an engine double-hanging-hole piston hoisting tool, belongs to the field of engine assembly tools, and solves the problems that the number of tools is huge, storage is difficult and cost is high because the tools are needed to be equipped with the piston with each cylinder diameter. The tool comprises a hanging rod and hanging rings fixed at the center of the top of the hanging rod, wherein extension rods are connected to the two ends of the hanging rod in a sliding mode, adjusting holes are formed in one ends, far away from the hanging rod, of the extension rods, the adjusting holes are long kidney-shaped holes extending along the axial direction of the extension rods, and bolts are movably connected to the adjusting holes in a plugging mode. The engine double-hanging-hole piston hoisting tool disclosed by the utility model can be used for rapidly disassembling pistons with different cylinder diameters, and is more convenient to use.

Description

Engine double-hanging-hole piston hoisting tool

Technical Field

The utility model relates to an engine assembly tool, in particular to an engine double-hanging-hole piston hoisting tool.

Background

Currently, as the cylinder diameter increases, so does the diameter and weight of the piston. In the prior art, a piston with a single lifting hole is designed, and the piston is lifted by a lifting ring, so that the middle of the piston lifting hole is avoided to be unfavorable for combustion in a cylinder. The number of the lifting holes is increased to two after the design optimization is improved and the lifting holes are changed to the top of the piston. For the hoisting of the double-hanging-hole piston, a hoisting tool is generally adopted for hoisting, as shown in fig. 1, two bolts 2 are respectively connected in two hanging holes of the piston in a threaded manner, so that the hanging rod 1 and the piston are connected into a whole, and at the moment, a hanging rope can be used for hanging a hanging ring 3 to hoist the piston.

However, the tool can only correspond to one engine cylinder diameter, and in practical application, the piston of each cylinder diameter is required to be provided with one tool, so that the problems of huge tool quantity, difficult storage and high cost are caused. Therefore, there is a need to develop a new engine piston hoisting tool.

Disclosure of Invention

The technical problem to be solved by the utility model is to provide the double-hanging-hole piston hoisting tool for the engine, which can rapidly detach pistons with different cylinder diameters and is more convenient to use.

The technical scheme of the utility model is as follows: the utility model provides an engine double-hanging hole piston hoisting frock, includes the jib and fixes the rings at jib top center, the equal slip grafting in both ends of jib has the extension rod, every the regulation hole has all been seted up to the one end of keeping away from the jib on the extension rod, the regulation hole be along extension rod axial extension's long waist shape hole, every the regulation downthehole all activity grafting have the bolt.

As a further improvement, the opposite ends of the two extension rods are embedded with mutually adsorbed magnet blocks.

Further, reinforcing ribs are arranged between the two sides of the hanging ring and the top of the hanging rod.

Further, nylon ropes are arranged between the lifting rings and the bolts, and two ends of each nylon rope are respectively bound to the bolts and the lifting rings.

Further, scale marks are engraved on the top of the extension rod.

Further, a containing cavity is formed in the suspender, and the size of the containing cavity is matched with the size of the extension rod.

Advantageous effects

Compared with the prior art, the utility model has the following advantages:

according to the engine double-hanging-hole piston hoisting tool, the movable extension rods are arranged, when the piston is hoisted, the two extension rods are pushed to move, so that the distance between the two ends of the extension rods is smaller than the diameter of the cylinder sleeve, the whole tool can be inserted into the cylinder sleeve to be in contact with the piston, after the hanging rod is placed on the top surface of the piston, the hanging rod penetrates through the adjusting hole and is in threaded connection with the hanging hole of the piston, the hanging ring can be hung by using the hanging rope to hoist the piston, the length of the extension rods is adjusted, the engine double-hanging-hole piston hoisting tool can be suitable for different diameters of cylinder sleeves, and can be suitable for hanging hole connection at different positions by adjusting the positions of the bolts, so that pistons with different cylinder diameters can be rapidly disassembled, and the engine double-hanging-hole piston hoisting tool is more convenient to use.

Drawings

FIG. 1 is a schematic diagram of a prior art front view structure;

FIG. 2 is a schematic view of a front cross-sectional structure of the present utility model;

FIG. 3 is a schematic top view of the boom and extension bar of the present utility model;

FIG. 4 is a schematic view of a front view in cross section of the present utility model;

fig. 5 is a schematic top view of the present utility model in application.

Wherein: 1-suspender, 2-bolt, 3-rings, 4-extension rod, 5-nylon rope, 6-magnet piece, 7-regulation hole, 8-strengthening rib, 9-piston, 10-cylinder jacket.

Detailed Description

The utility model will be further described with reference to specific embodiments in the drawings.

Referring to fig. 2-5, the double-hanging-hole piston hoisting tool for the engine comprises a hanging rod 1 and hanging rings 3 fixed at the center of the top of the hanging rod 1, wherein extension rods 4 are slidably inserted at two ends of the hanging rod 1, the extension rods 4 can slide relative to the hanging rod 1 so as to adjust the width of the whole tool, so that the extension rods can be inserted into cylinder jackets 10 with different diameters, one end, far away from the hanging rod 1, of each extension rod 4 is provided with an adjusting hole 7, the adjusting hole 7 is a long waist-shaped hole extending along the axial direction of the extension rod 4, the positions of bolts 2 can be adjusted, and the bolts 2 are movably inserted in each adjusting hole 7 corresponding to the hanging hole positions on different pistons 9.

According to the engine double-hanging-hole piston hoisting tool, the movable extension rods 4 are arranged, when the piston is hoisted, the two extension rods 4 are pushed to move, so that the distance between the two ends of the extension rods 4 is smaller than the diameter of the cylinder sleeve, the whole tool can be inserted into the cylinder sleeve 10 to be in contact with the piston 9, when the hanging rod 1 is placed on the top surface of the piston 9, the hanging rod 2 penetrates through the adjusting hole 7 and is in threaded connection with the hanging hole of the piston 9, the hanging ring can be hung by using the hanging rope to hoist the piston, the piston can be suitable for diameters of different cylinder sleeves by adjusting the length of the extension rods 4, and the piston with different cylinder diameters can be rapidly disassembled by adjusting the positions of the hanging holes at different positions, so that the engine double-hanging-hole piston hoisting tool is more convenient to use.

Preferably, two opposite ends of the extension rod 4 are embedded with the magnet blocks 6 which are mutually adsorbed, when the extension rod is not used, the two extension rods 4 can be pushed into the suspender 1, the two extension rods 4 are adsorbed and fixed by the mutual adsorption of the two magnet blocks 6, and automatically fall off, further, an iron sheet is embedded on the inner wall of the suspender 1, the magnet blocks 6 and the iron sheet are adsorbed and fixed, the problem that the extension rods 4 fall off and are lost is further prevented, and the extension rod is convenient to carry and store.

Preferably, a reinforcing rib 8 is further arranged between the two sides of the lifting ring 3 and the top of the lifting rod 1, so that the lifting rod 1 is stressed stably.

Preferably, a nylon rope 5 is further arranged between the lifting ring 3 and the bolt 2, and two ends of the nylon rope 5 are respectively bound to the bolt 2 and the lifting ring 3, so that the bolt 2 is connected with the lifting ring 3, and when the lifting ring is not used, the bolt 2 cannot be lost and is convenient to carry and store.

Preferably, graduation marks (not shown) are engraved on the top of the extension rod 4, so as to facilitate adjustment of the position of the extension rod 4.

Preferably, a containing cavity is formed in the suspender 1, wherein the size of the containing cavity is matched with the size of the extension rod 4, so that the extension rod 4 is prevented from shaking back and forth or up and down relative to the suspender 1 to influence hoisting, and the use is more convenient.

While only the preferred embodiments of the present utility model have been described above, it should be noted that modifications and improvements can be made by those skilled in the art without departing from the structure of the present utility model, and these do not affect the effect of the implementation of the present utility model and the utility of the patent.

Claims

1. The utility model provides an engine double-hanging-hole piston hoisting tool, includes jib (1) and fixes rings (3) at jib (1) top center, its characterized in that, all sliding grafting in both ends of jib (1) has extension rod (4), every regulation hole (7) have all been seted up to the one end of keeping away from jib (1) on extension rod (4), regulation hole (7) be long waist shape hole along extension rod (4) axial extension, every regulation hole (7) in all activity peg graft have bolt (2).

2. The engine double-hanging-hole piston hoisting tool according to claim 1, wherein the opposite ends of the two extension rods (4) are embedded with mutually-adsorbed magnet blocks (6).

3. The engine double-hanging-hole piston hoisting tool according to claim 1 is characterized in that a reinforcing rib (8) is further arranged between two sides of the hanging ring (3) and the top of the hanging rod (1).

4. The engine double-hanging-hole piston hoisting tool according to claim 1 is characterized in that a nylon rope (5) is further arranged between the hanging ring (3) and the bolt (2), and two ends of the nylon rope (5) are respectively bound to the bolt (2) and the hanging ring (3).

5. The engine double-hanging-hole piston hoisting tool according to claim 1, wherein graduation lines are engraved on the top of the extension rod (4).

6. The engine double-hanging-hole piston hoisting tool according to any one of claims 1-5, wherein a containing cavity is formed in the hanging rod (1), and the size of the containing cavity is matched with that of the extension rod (4).