Lightweight flywheel for diesel generator

Abstract

The utility model discloses a diesel generator light weight type flywheel, which comprises a mounting ring and a plurality of flywheel supports, the flywheel supports are respectively connected on the upper side, the lower side, the left side and the right side of the mounting ring, the tail end of each flywheel support is provided with a flywheel section, one side of each flywheel section is provided with a placing groove with an arc-shaped structure, and the placing grooves are connected with the flywheel supports. A balancing weight is placed in the placing groove; the flywheel has the beneficial effects that the flywheel is reasonable in structural design and convenient to use, and the balancing weights can be reduced or increased according to the power of the installed diesel generator, so that the flywheel can ensure that the rotating speed of the diesel generator is always kept in a relatively uniform state, the use flexibility of the flywheel is improved, and the service life of the flywheel is prolonged. And the arrangement of the chucks can prevent the flywheel from shaking in the rotating process, so that the flywheel rotates more stably, meanwhile, the weight of the flywheel can be reduced, and the production cost is saved.

Description

Technical Field

[0001] The utility model relates to the field of diesel generators, in particular to a lightweight flywheel for diesel generators. Background Art

[0002] A flywheel refers to a disc-shaped part with a large moment of inertia. It acts like an energy storage device, storing the energy generated during the rotation of the shaft. At the same time, the flywheel can also stabilize the rotation speed of the shaft.

[0003] Traditional flywheels for diesel generators are usually solid disc-shaped structures. This structure makes the overall weight of the flywheel larger, and diesel generators of different powers need to be equipped with flywheels of different sizes. The flexibility of use is poor and the production cost is high, so it still needs to be improved. Utility Model Content

[0004] In order to solve the above-mentioned problems, the utility model provides a lightweight flywheel for a diesel generator, including a mounting ring and a flywheel bracket, wherein the flywheel bracket is provided with a plurality of flywheel brackets, and the plurality of flywheel brackets are respectively connected to the upper, lower, left and right sides of the mounting ring, and a flywheel segment is provided at the end of each flywheel bracket, and a placement groove with an arc structure is welded on one side of the flywheel segment, a counterweight block is placed in the placement groove, a bolt hole is opened in the center of the counterweight block, a bolt is installed in the bolt hole and fixed by the bolt, and the bottom two sides of the counterweight block are provided with a plurality of flywheel brackets. A magnetic attraction sheet is provided at each location, a convex ring is provided on one side of the mounting ring, a plurality of chucks are provided on the convex ring, a hinge point is provided at the end of the chuck and is installed with the convex ring through the hinge point, a first fixed protrusion is provided at the left and right side walls of the chuck near the upper end, a second fixed protrusion is provided on the left and right sides of the chuck, the second fixed protrusion is provided on the convex ring, a tension spring is provided between the second fixed protrusion and the first fixed protrusion, and the front end of the tension spring is connected to the first fixed protrusion, and the rear end of the tension spring is connected to the second fixed protrusion.

[0005] Preferably, the placement grooves on the flywheel segments on the upper and lower sides of the mounting ring and the placement grooves on the flywheel segments on the left and right sides of the mounting ring are all arranged in reverse symmetry.

[0006] Preferably, a through hole corresponding to the bolt hole is provided in the placement groove.

[0007] Preferably, a mounting hole is provided on the convex ring and the mounting hole passes through the convex ring and the mounting ring.

[0008] Preferably, the mounting ring, flywheel bracket, flywheel segment and convex ring are an integrally formed structure.

[0009] Preferably, the front end of the chuck is provided with an inclined surface, and the inclined surface is configured as a tooth surface.

[0010] The beneficial effects of the utility model are as follows: the utility model has a reasonable structural design and is easy to use. It can reduce or increase the counterweight according to the power of the installed diesel generator, so that the flywheel can ensure that the speed of the diesel generator always remains relatively uniform, thereby improving the flexibility of the flywheel. The setting of the chuck can also prevent the flywheel from shaking during rotation, making the flywheel rotate more stably. At the same time, the utility model can also reduce the weight of the flywheel and save production costs. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] The present invention will be described by way of examples with reference to the accompanying drawings, in which:

[0012] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0013] Figure 2 It is a partial side view structural schematic diagram of the utility model;

[0014] Figure 3 It is a side view structural diagram of the counterweight block of the utility model;

[0015] In the figure: 1. flywheel bracket; 2. flywheel section; 3. placement groove; 4. mounting ring; 5. bolt; 6. mounting hole; 7. counterweight block; 8. magnetic suction plate; 9. bolt hole; 10. convex ring; 11. chuck; 12. first fixed protrusion; 13. tension spring; 14. second fixed protrusion. DETAILED DESCRIPTION

[0016] All features disclosed in this specification, or steps in all methods or processes disclosed, except mutually exclusive features and / or steps, can be combined in any manner.

[0017] Any feature of this specification, unless otherwise specified, can be replaced by other equivalent or alternative features with similar purposes. That is, unless otherwise specified, each feature is only an example of a series of equivalent or similar features.

[0018] like Figure 1 , 23 shows a lightweight flywheel for a diesel generator, comprising a mounting ring 4 and a flywheel bracket 1, wherein the flywheel bracket 1 is provided with a plurality of flywheel brackets 1 and the plurality of flywheel brackets 1 are respectively connected to the upper, lower, left and right sides of the mounting ring 4, and a flywheel segment 2 is provided at the end of each flywheel bracket 1, and an arc-shaped placement groove 3 is welded on one side of the flywheel segment 2, a counterweight block 7 is placed in the placement groove 3, a bolt hole 9 is opened in the center of the counterweight block 7, a bolt 5 is installed in the bolt hole 9 and is fixed by the bolt 5, and magnetic suction sheets 8 are provided at both sides of the bottom of the counterweight block 7, and one side of the mounting ring 4 A convex ring 10 is provided, and a plurality of chucks 11 are provided on the convex ring 10. A hinge point is provided at the end of the chuck 11 and the chuck is installed with the convex ring 10 through the hinge point. First fixed protrusions 12 are provided on the left and right side walls of the chuck 11 near the upper end. Second fixed protrusions 14 are provided on the left and right sides of the chuck 11. The second fixed protrusions 14 are provided on the convex ring 10. A tension spring 13 is provided between the second fixed protrusion 14 and the first fixed protrusion 12, and the front end of the tension spring 13 is connected to the first fixed protrusion 12, and the rear end of the tension spring 13 is connected to the second fixed protrusion 14.

[0019] The placement grooves 3 on the flywheel segments 2 on the upper and lower sides of the mounting ring 4 and the placement grooves 3 on the flywheel segments 2 on the left and right sides of the mounting ring 4 are all arranged in reverse symmetry.

[0020] The placement groove 3 is provided with a through hole corresponding to the bolt hole 9 .

[0021] The convex ring 10 is provided with a mounting hole 6 , and the mounting hole 6 passes through the convex ring 10 and the mounting ring 4 .

[0022] The mounting ring 4, the flywheel bracket 1, the flywheel segment 2 and the convex ring 10 are an integrally formed structure.

[0023] The front end of the chuck 11 is provided with an inclined surface, and the inclined surface is configured as a tooth surface.

[0024] During use, the flywheel is installed on the rotating shaft through the installation ring 4. During the installation of the installation ring 4, the chuck 11 will be opened outward due to the external force during installation. After the installation of the installation ring 4 is completed, the chuck 11 will be pulled by the tension spring 13 so that the front end of the chuck 11 tightly clamps the rotating shaft, thereby fixing the flywheel as a whole, and finally fix it again through the installation hole 6, thereby completing the installation of the flywheel as a whole.

[0025] If the power of the diesel generator is small, you can choose to place the configuration block 7 in the upper and lower placement grooves 3 of the flywheel or the left and right placement grooves 3 of the flywheel, so that the flywheel itself can be balanced in a static state; when installing, the counterweight block 7 will be pre-installed in the placement groove 3 through the bottom magnetic sheet, and then fixed with bolts 5, making the installation of the configuration block 7 simple and convenient.

[0026] If the diesel generator has a large power, a configuration block 7 is placed in each placement slot 3 of the flywheel.

[0027] The beneficial effects of the utility model are as follows: the utility model has a reasonable structural design and is easy to use. It can reduce or increase the counterweight according to the power of the installed diesel generator, so that the flywheel can ensure that the speed of the diesel generator always remains relatively uniform, thereby improving the flexibility of the flywheel. The setting of the chuck can also prevent the flywheel from shaking during rotation, making the flywheel rotate more stably. At the same time, the utility model can also reduce the weight of the flywheel and save production costs.

[0028] The present invention is not limited to the above-mentioned specific implementation modes, but extends to any new features or any new combination disclosed in this specification, as well as any new method or process steps or any new combination disclosed.

Claims

1. A lightweight flywheel for a diesel generator, characterized in that: The invention comprises a mounting ring (4) and a flywheel bracket (1), wherein the flywheel bracket (1) is provided with a plurality of flywheel brackets (1) and the plurality of flywheel brackets (1) are respectively connected to the upper, lower, left and right sides of the mounting ring (4), a flywheel section (2) is provided at the end of each flywheel bracket (1), a placement groove (3) with an arc structure is welded on one side of the flywheel section (2), a counterweight block (7) is placed in the placement groove (3), a bolt hole (9) is provided at the center of the counterweight block (7), a bolt (5) is installed in the bolt hole (9) and is fixed by the bolt (5), magnetic suction sheets (8) are provided at both sides of the bottom of the counterweight block (7), and a convex ring (10) is provided on one side of the mounting ring (4). The convex ring (10) is provided with a plurality of chucks (11), the ends of the chucks (11) are provided with hinge points and are mounted on the convex ring (10) via the hinge points, the left and right side walls of the chucks (11) are provided with first fixed protrusions (12) near the upper ends, the left and right sides of the chucks (11) are provided with second fixed protrusions (14), the second fixed protrusions (14) are provided on the convex ring (10), a tension spring (13) is provided between the second fixed protrusions (14) and the first fixed protrusions (12), the front end of the tension spring (13) is connected to the first fixed protrusion (12), and the rear end of the tension spring (13) is connected to the second fixed protrusion (14).

2. The lightweight flywheel for a diesel generator according to claim 1, characterized in that: The placement grooves (3) on the flywheel segments (2) on the upper and lower sides of the mounting ring (4) and the placement grooves (3) on the flywheel segments (2) on the left and right sides of the mounting ring (4) are all arranged in reverse symmetry.

3. The lightweight flywheel for a diesel generator according to claim 1, characterized in that: A through hole corresponding to the bolt hole (9) is provided in the placement groove (3).

4. The lightweight flywheel for a diesel generator according to claim 1, characterized in that: The convex ring (10) is provided with a mounting hole (6), and the mounting hole (6) passes through the convex ring (10) and the mounting ring (4).

5. The lightweight flywheel for a diesel generator according to claim 1, characterized in that: The mounting ring (4), the flywheel bracket (1), the flywheel segment (2) and the convex ring (10) are an integrally formed structure.

6. The lightweight flywheel for a diesel generator according to claim 1, characterized in that: The front end of the chuck (11) is provided with an inclined surface, and the inclined surface is configured as a tooth surface.

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