CN219986728U - Dismounting tool for marine diesel engine accumulator - Google Patents

Abstract

The utility model discloses a disassembly and assembly tool for a marine diesel engine accumulator, which is characterized by comprising a clamp ring group and two lifting plates, wherein the clamp ring group is used for wrapping and fixing an accumulator tank and comprises a pair of semicircular clamp ring bodies and bolts and nuts for connecting the clamp ring group into a whole. The utility model has compact structure, convenient assembly, low manufacturing cost and simple and easy method. The pressure accumulator is suitable for pressure accumulators with various specifications and has good universality.

Description

Dismounting tool for marine diesel engine accumulator

Technical Field

The utility model relates to a marine diesel engine, in particular to a disassembly and assembly tool for a marine diesel engine accumulator.

Background

As shown in fig. 1, the accumulator of the diesel engine comprises an accumulator tank 10 and a distribution flange 20 which are fixedly connected into a whole after assembly, and the accumulator is in an inclined state when finally mounted on a body distribution block 30. At present, no special tool is used for installing or detaching the accumulator on or from the distribution block, and the lower part of the accumulator tank and the crane lifting hook are generally bound by ropes on site to complete the disassembly and assembly work. However, after the ropes are bound, the ropes are stressed and tensioned, so that scratches are inevitably caused on the surface of the pressure accumulation tank, and even the lower part of the pressure accumulation tank is randomly bound, the pressure accumulator is turned over due to unstable gravity center during lifting, and further dangerous conditions such as collision are caused. Therefore, the utility model of a tool special for disassembling and assembling the accumulator of the diesel engine is very significant.

Disclosure of Invention

The utility model aims to provide a disassembly and assembly tool and a disassembly and assembly method of a diesel engine accumulator. According to the utility model, the fastening connection holes and the lifting holes are uniformly distributed on the semicircular clamping ring lug plates, and the lifting convex plates are reasonably arranged on the outer circumference to disassemble and assemble the accumulator and the accumulator tank, so that the blank of the existing accumulator disassembly tool and method is filled, and the working efficiency is improved. The utility model has compact structure, convenient assembly, low manufacturing cost and simple and easy method. The pressure accumulator is suitable for pressure accumulators with various specifications and has good universality.

The technical scheme of the utility model is as follows:

the disassembly and assembly tool for the diesel engine accumulator is characterized by comprising a clamp ring group and two lifting plates, wherein the clamp ring group is used for wrapping and fixing an accumulator tank and comprises a pair of semicircular clamp ring bodies and bolts and nuts which are used for connecting the clamp ring groups into a whole, two ends of the pair of semicircular clamp ring bodies extend out of lug plates respectively, one end of each lug plate is provided with two round holes for installing connecting bolts and nuts, the other end of each lug plate is provided with three round holes except for the round holes with the same function, the lifting plates are additionally arranged for installing the lifting plates, the accumulator tank is vertically lifted, the middle parts of the two ends of the pair of semicircular clamp ring bodies are respectively provided with a triangular reinforcing rib plate, the inner diameter and the height of each semicircular clamp ring body are matched with the outer diameter and the height of a tank body of the accumulator to be disassembled, four cushion blocks are uniformly distributed on the upper plane and the lower plane of the clamp ring group respectively and are used for supporting and limiting the accumulator tank, gaps exist between the inner diameter of the clamp ring bodies and the outer diameter of the tank body, gaps exist between the upper cushion block and the lower cushion blocks and the outermost radial height of the tank body are symmetrically arranged, and the joint surfaces of the two cushion blocks are not tightly connected with the upper cushion blocks and the upper cushion blocks when disassembly and the upper cushion blocks are ensured; the outer circumference of one side semicircle clamp ring body in the clamp ring group is equipped with two flange, and one side of this flange outwards extends a cylinder for install the hanger plate, the tip of cylinder be equipped with the round hole that is used for installing the cotter pin, flange and clamp ring body welded fastening become a whole, the tie point of flange and hanger plate be the hoisting point, the flange arrange the clamp ring body in the position of leaning on upper portion, when guaranteeing to lift, the central point of accumulator is less than the hoisting point, avoids appearing the upset situation, two flange arrange as far as possible in the both sides of semicircle clamp ring body promptly two flange present obtuse angle symmetrical arrangement, ensure to lift up steady atress evenly, 4 round holes of equipartition respectively on two hanger plates, wherein three round hole respectively correspond with semicircle clamp ring body outer end round hole.

The method for disassembling the diesel engine accumulator by utilizing the diesel engine accumulator disassembly and assembly tool comprises the following steps:

1) And (3) installing a clamping ring group:

selecting a clamping ring group with corresponding size according to the specification of the accumulator, firstly connecting two ends of a pair of semicircular clamping ring bodies into a whole through a clamping bolt and a nut, and temporarily not screwing the nut; then, respectively installing two lifting plates on the two convex plates on the periphery of the clamping ring body, and installing cotter pins into the two round holes on the convex plates to prevent the lifting plates from falling off; in the process, the installation orientation of the clamping ring set is noted, and the convex plate is noted to be positioned at the upper part of the clamping ring set;

2) One end of a rope is respectively penetrated into an upper round hole of the lifting plate, the other end of the rope is connected to a crane hook, and then the tool is lifted above the pressure accumulator to be disassembled; slowly descending the tool to enable the tool to be sleeved outside the pressure accumulation tank, and taking care of avoiding collision until the tool descends to a proper height for clamping the pressure accumulation tank;

3) The cushion blocks on the pair of semicircular clamp ring bodies are respectively clamped into the outermost parts of the pressure accumulation tank, then nuts at two ends of the clamp ring bodies are screwed, namely, the clamp ring groups of the fixture are tightly sleeved on the pressure accumulation tank, in the process, the position of the cushion blocks is checked to be correct, and the cushion blocks on the upper plane and the lower plane are well clamped into the pressure accumulation tank;

4) After the connecting fastening screw between the distribution flange of the accumulator and the body distribution block is disassembled, slowly lifting and moving the lifting hook of the crane, and hanging the accumulator away from the body distribution block and putting the accumulator into a proper safety position;

5) The two lifting plates are detached and respectively installed in three round holes at the outermost sides of two ends of the semicircular clamp ring body and are connected through bolts and nuts, the uppermost holes of the lifting plates are connected to a crane lifting hook through ropes, the ropes are slowly lifted and tensioned, connecting screws between the pressure accumulation tank and the distribution flange are detached, and then the lifting hook is continuously lifted, so that the pressure accumulation tank can be detached from the distribution flange to finish other related maintenance work.

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

according to the utility model, the fastening connection holes and the lifting holes are uniformly distributed on the semicircular clamping ring lug plates, and the lifting convex plates are reasonably arranged on the outer circumference to disassemble and assemble the accumulator and the accumulator tank, so that the blank of the existing accumulator disassembly tool and method is filled, and the working efficiency is improved. The utility model has compact structure, convenient assembly, low manufacturing cost and simple and easy method. The pressure accumulator is suitable for pressure accumulators with various specifications and has good universality.

Drawings

Fig. 1 is a perspective view showing the disassembly of an accumulator according to the present utility model;

FIG. 2 is a schematic view of the accumulator of the utility model after disassembly

Fig. 3 is a perspective view of the clip ring assembly.

Detailed Description

The following describes embodiments of the present utility model in detail: the embodiment is implemented on the premise of the technical scheme of the utility model, and detailed implementation modes and specific operation processes are given. It should be noted that variations and modifications can be made by those skilled in the art without departing from the spirit of the utility model, which falls within the scope of the utility model.

Referring to fig. 1, 2 and 3, the disassembly and assembly tool of the diesel engine accumulator of the utility model is characterized by comprising a clamping ring set 1 and two lifting plates 2, wherein the clamping ring set 1 is used for wrapping and fixing an accumulator tank 10 and comprises a pair of semicircular clamping ring bodies 11 and bolts and nuts 3 for connecting the clamping ring set into a whole, two ends of the pair of semicircular clamping ring bodies 11 extend out of an ear plate 14 respectively, one end of the ear plate 14 is provided with two round holes 141 for installing connecting bolt nuts, and the other end of the ear plate is additionally provided with three round holes 142 for installing the lifting plates 2 and vertically lifting the accumulator tank besides symmetrically arranging two round holes with the same function; the middle parts of the two ends of the pair of semicircular clamp ring bodies 11 are respectively provided with a triangular reinforcing rib plate 15, the inner diameter and the height of the semicircular clamp ring bodies 11 are matched with the outer diameter and the height of a tank body of the pressure accumulator 10 to be disassembled, four cushion blocks 13 are respectively and uniformly distributed on the upper plane and the lower plane of the clamp ring group 1 and used for supporting and limiting the pressure accumulator 10 to prevent falling, a gap is reserved between the inner diameter of the clamp ring bodies and the outer diameter of the tank body, a gap is reserved between the upper cushion block and the lower cushion block and the outermost radial height of the tank body, the surface of the pressure accumulator is ensured not to be marked when the pressure accumulator 10 is disassembled and lifted, and the pressure accumulator 10 is mainly supported and limited by the eight cushion blocks 13 which are uniformly distributed on the upper plane and the lower plane through the fastening bolts and nuts 3 on the two sides of the clamp ring group; the outer circumference of a semicircular clamp body 11 on one side of the clamp ring group 1 is provided with two convex plates 12, one side of each convex plate 12 is outwards extended to form a cylinder 121 for installing the lifting plate 2, the end part of each cylinder 121 is provided with a round hole for installing a cotter pin, the convex plates 12 and the clamp ring body 11 are welded and fixed into a whole, the connection point between the convex plates 12 and the lifting plate 2 is a lifting point, the convex plates 12 are arranged at the position close to the upper part of the clamp ring body 11 so as to ensure that the central position of an accumulator is lower than the lifting point during lifting, the overturning condition is avoided, meanwhile, the two convex plates 12 are arranged on two sides of the semicircular clamp body 11 as far as possible, namely, the two convex plates 12 are arranged in obtuse angle symmetry, stable and even stress of lifting is ensured, 4 round holes are respectively uniformly distributed on the two lifting plates 2, and three round holes respectively correspond to round holes at the outermost end of the semicircular clamp body.

The method for disassembling the diesel engine accumulator by using the diesel engine accumulator disassembly and assembly tool comprises the following steps:

1) Mounting clamp ring group 1:

selecting a clamping ring group 1 with corresponding size according to the specification of an accumulator 10, firstly connecting two ends of a pair of semicircular clamping ring bodies 11 into a whole through a clamping bolt and a nut 3, and temporarily not screwing the nut; then, respectively installing the two lifting plates 2 on the two convex plates 12 on the periphery of the clamping ring body 11, and installing the cotter pins 4 into the two round holes on the convex plates 12 to prevent the lifting plates 2 from falling off; in the process, attention is paid to the installation orientation of the clamping ring set 1, and attention is paid to the fact that the convex plate 12 is positioned at the upper part of the clamping ring set 1;

2) One end of a rope is respectively penetrated into the upper round hole of the lifting plate 2, the other end of the rope is connected to a crane hook, and then the tool is hung above the pressure accumulator 10 to be disassembled; slowly descending the tool to enable the tool to be sleeved outside the pressure accumulation tank 10, and taking care of avoiding collision until the tool descends to a proper height for clamping the pressure accumulation tank 10;

3) The cushion blocks 13 on the pair of semicircular clamp ring bodies 11 are respectively clamped into the outermost parts of the pressure accumulation tank 10, then nuts at two ends of the clamp ring bodies 11 are screwed, namely, the clamp ring group 1 of the tool is tightly sleeved on the pressure accumulation tank 10, in the process, the position of the cushion blocks is checked to be correct, and the cushion blocks 13 on the upper plane and the lower plane just clamp the pressure accumulation tank 10;

4) After the connecting fastening screw between the distributing flange 20 and the body distributing block 30 of the pressure accumulator 10 is disassembled, slowly lifting and moving the lifting hook of the crane, and hanging the pressure accumulator 10 away from the body distributing block 30 and putting the pressure accumulator into a proper safety position;

5) The two lifting plates 2 are detached and respectively installed in three round holes at the outermost sides of two ends of the semicircular clamp ring body 11 and are connected through bolts and nuts 3, the uppermost holes of the lifting plates 2 are connected to a crane lifting hook through ropes, the ropes are slowly lifted and tensioned, connecting screws between the pressure accumulation tank 10 and the distribution flange 20 are detached, and then the lifting hook is continuously lifted, so that the pressure accumulation tank 10 can be detached from the distribution flange 20 to finish other related maintenance work.

As for the process of installing the accumulator, basically the same as the above process is not described here again.

The foregoing embodiments of the present utility model are not all well known in the art.

The foregoing describes specific embodiments of the present utility model. It is to be understood that the utility model is not limited to the particular embodiments described above, and that various changes and modifications may be made by one skilled in the art within the scope of the claims without affecting the spirit of the utility model.

Claims (1)

1. The disassembly and assembly tool for the diesel engine accumulator is characterized by comprising a clamp ring group (1) and two lifting plates (2), wherein the clamp ring group (1) is used for wrapping and fixing an accumulator tank and comprises a pair of semicircular clamp ring bodies (11) and bolts and nuts (3) for connecting the clamp ring groups into a whole, two ends of the pair of semicircular clamp ring bodies (11) respectively extend out of an ear plate (14), one end of the ear plate (14) is provided with two round holes (141) for installing connecting bolt nuts, and the other end of the ear plate is additionally provided with three round holes (142) besides two round holes with the same function, and the ear plate is used for installing the lifting plates (2) and vertically lifting the accumulator tank; the middle parts of two ends of the pair of semicircular clamp ring bodies (11) are respectively provided with a triangular reinforcing rib plate (15), the inner diameter and the height of the semicircular clamp ring bodies (11) are matched with the outer diameter and the height of a tank body of an accumulator tank (10) to be disassembled, four cushion blocks (13) are respectively and uniformly distributed on the upper plane and the lower plane of the clamp ring group (1) and used for supporting and limiting the accumulator tank (10) to prevent falling, and the pressure accumulator tank (10) is mainly supported and limited by fastening by connecting bolt nuts (3) on two sides of the clamp ring group and eight cushion blocks (13) uniformly distributed on the upper plane and the lower plane; two convex plates (12) are arranged on the outer circumference of a semicircular clamp ring body (11) on one side in the clamp ring group (1), a cylinder (121) is outwards extended from one side of the convex plates (12) and used for installing the lifting plate (2), round holes for installing cotter pins are formed in the end portions of the cylinder (121), the convex plates (12) and the clamp ring body (11) are welded and fixed into a whole, connecting points of the convex plates (12) and the lifting plate (2) are lifting points, the convex plates (12) are arranged at positions, close to the upper portions, of the clamp ring body (11) so that when the lifting is guaranteed, the center position of an accumulator is lower than the lifting points, overturning conditions are avoided, meanwhile, the two convex plates (12) are arranged on two sides of the semicircular clamp ring body (11) as much as possible, namely, the two convex plates (12) are arranged in an obtuse angle symmetrical mode, stable and even stress is guaranteed, the two lifting plates (2) are respectively provided with 4 round holes, and the three round holes correspond to round holes at the outermost ends of the semicircular clamp ring body respectively.