Disassembling and assembling tool for air cooler of marine low-speed diesel engine and application structure

Abstract

The utility model discloses a marine low-speed diesel engine air cooler disassembling and assembling tool and an application structure, the air cooler disassembling and assembling tool comprises a main plate, one side of the main plate is vertically and fixedly connected with one side of a side plate with a notch, and one end of the main plate and one end of the side plate with the notch are respectively and fixedly connected with two right-angle sides of an L-shaped bottom plate; a notch is formed in the position, away from the L-shaped bottom plate, of the side plate with the notch. By means of the air cooler disassembling and assembling tool, the air cooler can be conveniently pulled out of a diesel engine, then hoisted and then lifted away, the air cooler is hoisted beside the diesel engine, the air cooler is installed in the diesel engine through sliding of the air cooler disassembling and assembling tool, the assembling and disassembling convenience of the air cooler is improved, and the assembling and disassembling efficiency of the air cooler is improved. Time-saving and labor-saving disassembly is carried out in a limited space, and the disassembly and assembly efficiency is improved.

Description

Technical Field

[0001] The utility model relates to a disassembly and assembly tool for a low-speed marine diesel engine air cooler and an application structure, belonging to the technical field of disassembly and assembly tools for marine air coolers. Background Art

[0002] The air cooler is an important component of a marine low-speed diesel engine. The compressed air first passes through the air cooler, and the cooled compressed air then passes through a drip separator to remove excess water. Disassembly and assembly of the air cooler is an important step in the daily maintenance of diesel engines, but there is currently no tool suitable for air coolers. Traditional disassembly and assembly are all done manually by crew members using wrenches, screwdrivers and other tools. The disassembly and assembly is time-consuming, inefficient, and labor-intensive. In addition, the air cooler is located in a small space, which is not conducive to installation. How to invent a tool that is convenient for crew members to disassemble and assemble air coolers is an urgent issue. Summary of the invention

[0003] The technical problem to be solved by the utility model is: how to facilitate the disassembly and assembly of an air cooler and improve the efficiency of disassembly and assembly of the air cooler.

[0004] In order to solve the above technical problems, the technical solution of the utility model is to provide a marine low-speed diesel engine air cooler disassembly and assembly tool, which is characterized in that it includes a main board, one side of the main board and one side of the side panel with a notch are vertically fixedly connected to each other, one end of the main board and one end of the side panel with the notch are respectively fixedly connected to the two right-angled sides of the L-shaped bottom plate; a notch is provided on the side panel with the notch at a position away from the L-shaped bottom plate.

[0005] Preferably, an inner edge of a right-angle side of the L-shaped bottom plate does not protrude from a side surface of the main board.

[0006] Preferably, a second side panel is also fixed on the main board, and the second side panel and the side panel with the notch are arranged on the same side of the main board; the vertical distance from the other end of the second side panel to the main board is not less than the vertical distance from a right-angled side of the L-shaped bottom plate to the main board.

[0007] Preferably, the side surface of the main board is vertically connected to one end of the second side board, and the second side board is parallel to the side board with the notch.

[0008] Preferably, a side surface of the side panel with the notch is not lower than the height of another right-angled side of the L-shaped bottom plate.

[0009] Preferably, a plurality of through holes for fastening the L-shaped bottom plate to the diesel engine by bolts are evenly distributed on the two right-angled sides of the L-shaped bottom plate, and a plurality of notches for making installation space for the bolts passing through the through holes are provided on the connection position of the L-shaped bottom plate.

[0010] Preferably, a first side panel is provided on the side panel with the notch below the notch.

[0011] A use structure of a marine low-speed diesel engine air cooler disassembly and assembly tool, includes an air cooler, and is characterized in that it also includes two air cooler disassembly and assembly tools, the end faces of both ends of the air cooler are respectively detachably connected to one end of a first chain and a shackle, and a second chain and a shackle, the other ends of the first chain and the shackle, and the second chain and the shackle are connected to a bracket cross bar, the bracket cross bar is fastened to the diesel engine, the two air cooler disassembly and assembly tools are detachably connected to the diesel engine, the two air cooler disassembly and assembly tools are respectively arranged on two side surfaces of the air cooler, the air cooler can be supported on the side plates with notches of the two air cooler disassembly and assembly tools, and a small pulley is provided at the bottom of the air cooler, and the movement trajectory of the small pulley on the side plate with notches passes through the notch of the side plate with notches.

[0012] Compared with the prior art, the utility model has the following beneficial effects:

[0013] Through the air cooler disassembly and assembly tool and the application structure of the utility model, the air cooler can be conveniently pulled out from the diesel engine, and then lifted and removed, and the air cooler can be lifted next to the diesel engine. The air cooler disassembly and assembly tool can be slid and installed in the diesel engine, thereby improving the convenience of its installation and disassembly, and time-saving and labor-saving disassembly can be performed in a limited space, thereby improving its disassembly and assembly efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic diagram of the structure of a tool for disassembling and assembling an air cooler of a marine low-speed diesel engine;

[0015] Figure 2 It is a schematic diagram of the application structure of a marine low-speed diesel engine air cooler disassembly and assembly tool (installing the first chain and shackle);

[0016] Figure 3 It is a schematic diagram of the application structure of a marine low-speed diesel engine air cooler disassembly and assembly tool (installing the first chain and shackle and the second chain and shackle);

[0017] Figure 4 for Figure 3 Middle AA section view. DETAILED DESCRIPTION

[0018] In order to make the present invention more obvious and easy to understand, preferred embodiments are described in detail as follows in conjunction with the accompanying drawings.

[0019] The utility model provides a disassembly and assembly tool for a low-speed marine diesel engine air cooler (i.e., an air cooler disassembly and assembly tool 1), such as Figure 1As shown, it includes a main board 1-1, an L-shaped bottom board 1-2, a side board 1-3 with a notch, a first side board 1-4, and a second side board 1-5. The second side board 1-5 is welded to the main board 1-1, the first side board 1-4 is welded to the side board 1-3 with a notch, and the L-shaped bottom board 1-2 is welded to the main board 1-1 and the side board 1-3 with a notch, respectively. That is, the main board 1-1, the L-shaped bottom board 1-2, and the side board 1-3 with a notch are mutually intersecting and perpendicular in the XYZ axis, forming a structure similar to a coordinate system.

[0020] One side of the main board 1-1 and one side of the notched side panel 1-3 are vertically fixedly connected to each other, one end of the main board 1-1 is aligned with one end of the notched side panel 1-3, and are respectively fixedly connected to two right-angled sides of the L-shaped bottom panel 1-2. In this embodiment, a second side panel 1-5 is also fixed on the main board 1-1, the side surface of the main board 1-1 is vertically connected to one end of the second side panel 1-5, the second side panel 1-5 is parallel to the notched side panel 1-3, and the second side panel 1-5 and the notched side panel 1-3 are arranged on the same side of the main board 1-1; the vertical distance from the other end of the second side panel 1-5 to the main board 1-1 is not less than the vertical distance from one right-angled side of the L-shaped bottom panel 1-2 to the main board 1-1 (the two can choose the same distance), and is less than the vertical distance from the edge of the notched side panel 1-3 away from the main board 1-1 to the main board 1-1.

[0021] In another embodiment, the second side panel 1-5 is not required, and the inner edge of a right-angled side of the L-shaped bottom panel 1-2 does not protrude from the surface of one side of the main panel 1-1 (the side connected to the notched side panel 1-3).

[0022] A plurality of through holes 1-7 for fastening the L-shaped bottom plate 1-2 to the diesel engine 6 by means of bolts are evenly distributed on the two right-angled sides of the L-shaped bottom plate 1-2.

[0023] A notch 1-6 is provided on the notched side panel 1-3 at a position away from the L-shaped bottom panel 1-2. The notch 1-6 may be a groove or a hole. In this embodiment, a first side panel 1-4 is provided on the notched side panel 1-3 below the notch 1-6. A side surface of the notched side panel 1-3 is not lower than the height of another right-angled side of the L-shaped bottom panel 1-2.

[0024] In this embodiment, a plurality of notches 1-8 are provided at the connection position between the main board 1-1 and the L-shaped bottom board 1-2, so as to make installation space for the bolts to be installed in the through holes 1-7.

[0025] like Figure 2-Figure 4As shown, the application structure of the air cooler disassembly and assembly tool 1 of the utility model includes an air cooler disassembly and assembly tool 1, an air cooler 2, a first chain and a shackle 3, and a second chain and a shackle 4; one end of the first chain and the shackle 3, and the second chain and the shackle 4 are respectively detachably mounted on the end faces of both ends of the air cooler 2, and the other ends of the first chain and the shackle 3, and the second chain and the shackle 4 are connected to the bracket cross bar 5, and the bracket cross bar 5 is fastened to the diesel engine 6. The through holes 1-7 on the L-shaped bottom plates 1-2 of the two air cooler disassembly and assembly tools 1 are detachably connected to the diesel engine 6 through bolts, and the corresponding positions on the diesel engine 6 are provided with bolt holes matching the bolts. The two air cooler disassembly and assembly tools 1 are respectively arranged on the two sides of the air cooler 2, so that the air cooler 2 can be supported on the notched side plates 1-3 of the two air cooler disassembly and assembly tools 1, and the movement trajectory of the small pulley at the bottom of the air cooler 2 passes through the notch 1-6 of the notched side plates 1-3.

[0026] The steps to remove air cooler 2 are as follows:

[0027] Step 1, install one end of the first chain and the shackle 3 on one end surface of the air cooler 2, and install the other end of the first chain and the shackle 3 on the bracket cross bar 5 located above the air cooler 2, and the bracket cross bar 5 is fastened to the diesel engine 6;

[0028] Step 2: Install and fasten two air cooler disassembly and assembly tools 1 on the diesel engine 6, and the two air cooler disassembly and assembly tools 1 are respectively arranged on both sides of the air cooler 2;

[0029] Step 3, use the first chain and the shackle 3 to pull the air cooler 2 out of the diesel engine 6 horizontally (pull toward the side of the air cooler 2 where the first chain and the shackle 3 are installed);

[0030] Step 4: There is a small pulley at the bottom of the air cooler 2. When the small pulley slides to the notch 1-6 of the notched side plate 1-3 of the air cooler disassembly and assembly tool 1, the small pulley falls into the notch 1-6, and the air cooler 2 cannot be pulled out horizontally, and is in a limited state;

[0031] Step 5, install one end of the second chain and the shackle 4 on the other end surface of the air cooler 2, and the other end of the second chain and the shackle 4 is also installed on the bracket cross bar 5 located above the air cooler 2;

[0032] Step 6: Remove the two air cooler disassembly and assembly tools 1;

[0033] Step 7, lift the air cooler 2 away;

[0034] The steps to install air cooler 2 are as follows:

[0035] Step 8, install one end of the first chain and shackle 3 and one end of the second chain and shackle 4 on the end surfaces of both ends of the air cooler 2 respectively;

[0036] Step 9, installing two air cooler disassembly and assembly tools 1 on the diesel engine 6, the two air cooler disassembly and assembly tools 1 are arranged on both sides of the installation position of the corresponding air cooler 2;

[0037] Step 10, push the air cooler 2 horizontally along the notched side plate 1-3 toward the diesel engine 6, and pass over the notch 1-6 of the notched side plate 1-3;

[0038] Step 11, remove the second chain and shackle 4;

[0039] Step 12, continue to push the air cooler 2 horizontally into the diesel engine 6 until it reaches the bottom;

[0040] Step 13, remove the first chain and shackle 3;

[0041] Step 14: Remove the two air cooler disassembly and assembly tools 1, and the installation is completed.

Claims

1. A disassembly and assembly tool for a low-speed marine diesel engine air cooler, characterized in that: The invention comprises a main board (1-1), one side of the main board (1-1) and one side of a side board (1-3) with a notch are vertically fixedly connected to each other, one end of the main board (1-1) and one end of the side board (1-3) with a notch are respectively fixedly connected to two right-angled sides of an L-shaped bottom board (1-2); a notch (1-6) is provided on the side board (1-3) with a notch at a position away from the L-shaped bottom board (1-2).

2. A marine low-speed diesel engine air cooler disassembly and assembly tool as claimed in claim 1, characterized in that: An inner edge of a right-angle side of the L-shaped bottom plate (1-2) does not protrude from a side surface of the main plate (1-1).

3. A marine low-speed diesel engine air cooler disassembly and assembly tool as claimed in claim 1, characterized in that: A second side plate (1-5) is also fixed on the main board (1-1); the second side plate (1-5) and the side plate (1-3) with a notch are arranged on the same side of the main board (1-1); and the vertical distance from the other end of the second side plate (1-5) to the main board (1-1) is not less than the vertical distance from a right-angled side of the L-shaped bottom plate (1-2) to the main board (1-1).

4. A marine low-speed diesel engine air cooler disassembly and assembly tool as claimed in claim 3, characterized in that: The side surface of the main board (1-1) is vertically connected to one end of the second side board (1-5), and the second side board (1-5) is parallel to the side board (1-3) with a notch.

5. A disassembly and assembly tool for a low-speed marine diesel engine air cooler as claimed in claim 1, characterized in that: A side surface of the notched side plate (1-3) is not lower than the height of another right-angled side of the L-shaped bottom plate (1-2).

6. A marine low-speed diesel engine air cooler disassembly and assembly tool as claimed in claim 1, characterized in that: A plurality of through holes (1-7) for fastening the L-shaped bottom plate (1-2) to the diesel engine (6) by means of bolts are evenly distributed on the two right-angled sides of the L-shaped bottom plate (1-2).

7. A disassembly and assembly tool for a low-speed marine diesel engine air cooler as claimed in claim 6, characterized in that: A plurality of notches (1-8) are provided at the connection position between the main board (1-1) and the L-shaped bottom board (1-2) for leaving installation space for bolts passing through the through holes (1-7).

8. A disassembly and assembly tool for a low-speed marine diesel engine air cooler as claimed in claim 1, characterized in that: The side plate (1-3) with a notch is provided with a first side plate (1-4) below the notch (1-6).

9. An application structure of a tool for disassembling and assembling an air cooler of a marine low-speed diesel engine, comprising an air cooler (2), characterized in that: It also includes two air cooler disassembly and assembly tools (1) as described in any one of claims 1 to 8, the end faces of both ends of the air cooler (2) are detachably connected to one end of the first chain and shackle (3) and the second chain and shackle (4), the other ends of the first chain and shackle (3) and the second chain and shackle (4) are connected to the bracket cross bar (5), the bracket cross bar (5) is fastened to the diesel engine (6), the two air cooler disassembly and assembly tools (1) are detachably connected to the diesel engine (6), the two air cooler disassembly and assembly tools (1) are respectively arranged on the two side surfaces of the air cooler (2), the air cooler (2) can be supported on the notched side plates (1-3) of the two air cooler disassembly and assembly tools (1), and a small pulley is arranged at the bottom of the air cooler (2), and the movement trajectory of the small pulley on the notched side plate (1-3) passes through the notch (1-6) of the notched side plate (1-3).

Images