Reinforced combined type generator supporting rod

By strengthening the design of the combined generator strut and utilizing the meshing connection between the bracket and the tooth surface, the problem of easy breakage of the generator bracket was solved, thus improving the stability and reliability of the generator.

CN223829163UActive Publication Date: 2026-01-23ANHUI QUANCHAI ENGINE
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Patent Information

Application Number
CN202423031524.5
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-12-10
Publication Date
2026-01-23
Estimated Expiration
2034-12-10

AI Technical Summary

Technical Problem

Existing generator supports are prone to breakage due to vibration, affecting the stability and reliability of the generator. Existing self-tensioning devices lack stability and cannot effectively prevent belt loosening.

Method used

The generator strut is reinforced and combined, consisting of a support rod body, an L-shaped bracket, adjusting bolts, and hexagonal flange nuts. It is connected by a triangular support structure and toothed meshing to increase support stability and prevent loosening.

Benefits of technology

This improves the tension stability of the generator pulley base, enhances the stability of the support rod, prevents loosening, and ensures stable generator operation.

✦ Generated by Eureka AI based on patent content.

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    Figure CN223829163U_ABST
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Abstract

The utility model discloses a reinforced combined generator stay bar, which comprises a support bar body, one side of the support bar body is provided with a bracket, the bracket is L-shaped, the top end of the bracket is provided with a second mounting hole, the support bar body comprises a straight plate part, a bent part and a vertical part, the side wall of the vertical part is provided with a third mounting hole, and the side wall of the vertical part is provided with a second mounting hole. A hexagonal flange bolt is connected between the support and the third mounting hole in a threaded mode, a hexagonal nut is connected to the hexagonal flange bolt in a threaded mode, the support and the vertical part are connected in a locking mode through the hexagonal flange bolt and the hexagonal nut, and a sliding groove is formed in the straight plate part. A fixing assembly used for fixing a generator belt pulley base is installed in the sliding groove in a sliding mode. The support is arranged, the second mounting hole of the support can be directly connected with the lifting lug of the generator, the support forms triangular support through the arrangement of the reinforcing plate, the support is firmer and firmer, and the stability of the supporting rod body is improved.
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Description

Technical Field

[0001] This utility model relates to the field of generator assembly technology, and in particular to a reinforced combined generator strut. Background Technology

[0002] As a core component of power systems, generators play a crucial role in converting mechanical energy into electrical energy. Utilizing the principle of electromagnetic induction, they drive a rotor to rotate via an external power source, generating electricity in the stator windings. Generators are widely used in various power systems, from large hydroelectric and thermal power plants to small wind and diesel generators, serving as an indispensable part of their applications. With technological advancements, generator design has been continuously optimized, efficiency improved, and the technology is evolving towards intelligence and green manufacturing. For example, modern generators employ advanced cooling technologies, high-efficiency insulation materials, and precise control systems to ensure stability and reliability under high load and long-term operation. Furthermore, generators often operate in parallel with the power grid to achieve a stable supply and rational distribution of electricity, meeting the electricity needs of social production and daily life.

[0003] However, in the actual application of generators, problems frequently arise in the process of fixing the generator through the generator bracket, especially the failure of the generator bracket. This has become a major hidden danger affecting the stable operation of the generator. When the generator is working, due to the internal mechanical movement and electromagnetic force, a certain degree of vibration is generated. On the one hand, this vibration can cause the belt connected to the generator to loosen, affecting transmission efficiency and stability. On the other hand, and more importantly, long-term vibration can exacerbate fatigue damage to the generator bracket, increasing the risk of bracket failure. As a key component connecting the generator to the foundation structure, the generator bracket already bears the huge load generated by the generator during operation. The continuous effect of vibration undoubtedly exacerbates this, making the bracket material more prone to cracking and breakage. To solve this problem, the industry not only needs to improve the design of generator brackets and select higher strength materials, but also needs to strengthen the generator's vibration damping measures, such as installing vibration dampers and optimizing the connection method between the generator and the bracket, to reduce the impact of vibration on the bracket. At the same time, strengthening the regular inspection and maintenance of generator brackets is also particularly important. By promptly detecting and repairing potential cracks and damage, the integrity and reliability of the generator bracket can be ensured, thereby guaranteeing the stable operation of the entire power system.

[0004] Patent document CN205841646U discloses a self-tensioning generator strut mechanism, including a strut body, an adjusting slider, an adjusting bolt, and a spring. It is used in the belt attachment of a small generator on an engine to automatically tension the belt. This invention features a simple structure, low cost, and high reliability.

[0005] As in the prior art of the aforementioned patent, the device relies on a spring to provide tension to the slider. When the belt becomes loose and the mounting base that fixes the engine belt is displaced, the slider and adjusting bolt can slide back to their original position under the action of the spring, thereby realizing the sliding of the slider. However, relying solely on the elastic force of the spring, the self-tensioning effect is not good. Furthermore, the bracket is only fixed to the pulley base and the thermostat housing. When the generator is working, a certain degree of vibration will be generated due to the internal mechanical movement and electromagnetic force. The device as a whole is strip-shaped, with low stability and prone to breakage and other problems. Utility Model Content

[0006] The purpose of this invention is to provide a reinforced combined generator strut to address the aforementioned shortcomings in the prior art.

[0007] To achieve the above objectives, the present invention adopts the following technical solution: a reinforced combined generator strut, comprising a support rod body, a bracket provided on one side of the support rod body, the bracket being L-shaped, a second mounting hole being provided at the top of the bracket, the support rod body comprising a straight plate portion, a bent portion and a vertical portion, a third mounting hole being provided on the side wall of the vertical portion, a hexagonal flange bolt threaded between the bracket and the third mounting hole, a hexagonal nut threaded onto the hexagonal flange bolt, the bracket and the vertical portion being locked together by the hexagonal flange bolt and the hexagonal nut, a sliding groove being provided on the straight plate portion, a fixing component for fixing the generator pulley base being slidably installed inside the sliding groove, the fixing component including a connecting block, an adjusting bolt being provided at one end of the straight plate portion, the adjusting bolt being rotatably connected to the straight plate portion and preventing the adjusting bolt from sliding on the straight plate portion, the adjusting bolt being threadedly connected to the connecting block.

[0008] As a further description of the above technical solution: a first mounting hole is provided on the bent portion.

[0009] As a further description of the above technical solution: the fixing component also includes a slider, which is slidably connected to the slide groove, and a fixing bolt is fixedly installed at the bottom end of the slider.

[0010] As a further description of the above technical solution: a hexagonal flange toothed nut is threaded onto the fixing bolt, and a toothed washer is provided above the hexagonal flange toothed nut. Both the bearing surface of the hexagonal flange toothed nut and the surface of the toothed washer are provided with teeth, and the two teeth mesh with each other when locked.

[0011] As a further description of the above technical solution: a reinforcing plate is fixedly connected between the top plate and the side plate of the bracket.

[0012] This utility model provides a reinforced combined generator strut. It has the following beneficial effects:

[0013] 1. By setting an adjusting bolt and a connecting block, rotating the adjusting bolt can directly control the sliding of the connecting block, thereby driving the sliding of the slider inside the slide groove. The generator pulley base is fixedly connected to the slider through a fixing component. Therefore, by sliding the slider, the generator pulley base can be adjusted, so that the belt is re-tightened. The locking force between the adjusting bolt and the connecting block is also adjusted. Compared with the force of the spring in the prior art, it can completely prevent the generator pulley base from tightening, thus increasing the stability of the tightening.

[0014] 2. By setting up a bracket, the second mounting hole of the bracket can be directly connected to the lifting lug of the generator. The setting of the reinforcing plate makes the bracket form a triangular support, which is more reliable and stable, and increases the stability of the support rod.

[0015] 3. By setting toothed surfaces on the bearing surface of the toothed nut on the hexagonal flange face and on the toothed washer, the toothed surfaces of the bearing surface of the toothed nut on the flange face and the toothed surfaces of the toothed washer can engage when they are locked together, so that the main body of the toothed nut on the hexagonal flange face cannot be loosened and withdrawn in the opposite direction, thus achieving an anti-loosening effect, and the connection strength is high and the connection is reliable.

[0016] It should be understood that the foregoing general description and the following detailed description are exemplary and illustrative only, and are not intended to limit this disclosure.

[0017] This application provides an overview of various implementations or examples of the technology described in this disclosure, and is not a full disclosure of the entire scope or all features of the disclosed technology. Attached Figure Description

[0018] Figure 1 This is a schematic diagram of the overall three-dimensional structure of a reinforced combined generator strut proposed in this utility model.

[0019] Figure 2 This is a three-dimensional structural schematic diagram from another perspective of the present invention;

[0020] Figure 3 This is a schematic diagram of the main structure of this utility model;

[0021] Figure 4 This is a three-dimensional exploded structural diagram of the present invention;

[0022] Figure 5 For the present utility model Figure 4 A magnified structural diagram at point A;

[0023] Figure 6 This is a three-dimensional structural diagram of the present invention when it is installed and connected with the lifting lug and the thermostat housing;

[0024] Figure 7 This is a three-dimensional structural diagram of the present invention when it is installed and connected with the pulley base.

[0025] Legend:

[0026] 1. Straight plate section; 2. Bending section; 3. First mounting hole; 4. Vertical section; 5. Bracket; 6. Reinforcing plate; 7. Second mounting hole; 8. Third mounting hole; 9. Hexagonal flange bolt; 10. Hexagonal nut; 11. Slide groove; 12. Adjusting bolt; 13. Connecting block; 14. Sliding block; 15. Fixing bolt; 16. Hexagonal flange toothed nut; 17. Toothed surface; 18. Toothed gasket; 19. Lifting lug; 20. Thermostat housing; 21. Generator pulley base. Detailed Implementation

[0027] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present utility model. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments.

[0028] Reference Figure 1-7 A reinforced combined generator strut includes a support rod body, a bracket 5 on one side of the support rod body, the bracket 5 being L-shaped, and a second mounting hole 7 at the top of the bracket 5. The support rod body includes a straight plate portion 1, a bent portion 2, and a vertical portion 4. A third mounting hole 8 is provided on the side wall of the vertical portion 4. A hexagonal flange bolt 9 is threaded between the bracket 5 and the third mounting hole 8, and a hexagonal nut 10 is threaded onto the hexagonal flange bolt 9. The bracket 5 and the vertical portion 4 are locked together by the hexagonal flange bolt 9 and the hexagonal nut 10. A sliding groove 11 is provided on the straight plate portion 1, and a fixing component for fixing a generator pulley base 21 is slidably installed inside the sliding groove 11. The fixing component includes a connecting block 13. An adjusting bolt 12 is provided at one end of the straight plate portion 1. 12 is rotatably connected to the straight plate 1, and the adjusting bolt 12 will not slide on the straight plate 1. The adjusting bolt 12 is threadedly connected to the connecting block 13. By rotating the adjusting bolt 12, the sliding of the connecting block 13 can be directly controlled, thereby driving the sliding of the slider 14 inside the slide groove 11. The generator pulley base 21 is fixedly connected to the slider 14 through the fixing component. Therefore, by sliding the slider 14, the generator pulley base 21 can be adjusted, so that the belt is re-tightened. The locking force between the adjusting bolt 12 and the connecting block 13 can completely prevent the generator pulley base 21 from tightening, increasing the stability of the tightening. It can be directly connected to the generator's lifting lug 19 through the second mounting hole 7 of the bracket 5. Through the setting of the reinforcing plate 6, the bracket 5 forms a triangular support, which is more reliable and stable, increasing the stability of the support rod.

[0029] As a preferred technical solution in this embodiment, the bent portion 2 is provided with a first mounting hole 3; the support rod body and the thermostat housing can be connected through the first mounting hole 3.

[0030] As a preferred technical solution of this embodiment, the fixing component further includes a slider 14, which is slidably connected to the slide groove 11, and a fixing bolt 15 is fixedly installed at the bottom end of the slider 14.

[0031] As a preferred technical solution in this embodiment, a hexagonal flange toothed nut 16 is threaded onto the fixing bolt 15. A toothed washer 18 is provided above the hexagonal flange toothed nut 16. Both the bearing surface of the hexagonal flange toothed nut 16 and the surface of the toothed washer 18 are provided with toothed surfaces 17. The two toothed surfaces 17 mesh with each other when locked. After the fixing bolt 15 is passed through the mounting hole on the generator pulley base 21, it is locked to the fixing bolt 15 by the hexagonal flange toothed nut 16 and the toothed washer 18, thereby achieving fixation. Furthermore, the toothed surfaces 17 on the bearing surface of the hexagonal flange toothed nut 16 and the surface of the toothed washer 18 mesh with each other when locked, thereby preventing the main body of the hexagonal flange toothed nut 16 from being loosened and withdrawn in the opposite direction, achieving an anti-loosening effect, and providing high connection strength and reliable connection.

[0032] As a preferred technical solution in this embodiment, a reinforcing plate 6 is fixedly connected between the top plate and the side plate of the bracket 5; the reinforcing plate 6, the top plate and the side plate of the bracket 5 form a triangular stable structure, which increases the overall stability of the device.

[0033] The above description is only a preferred embodiment of the present utility model, but the protection scope of the present utility model is not limited thereto. Any equivalent substitutions or changes made by those skilled in the art within the technical scope disclosed in the present utility model, based on the technical solution and the inventive concept of the present utility model, should be included within the protection scope of the present utility model.

Claims

1. A reinforced composite generator strut, comprising a support strut body, characterized in that, A bracket (5) is provided on one side of the support rod. The bracket (5) is L-shaped. A second mounting hole (7) is provided at the top of the bracket (5). The support rod includes a straight plate part (1), a bent part (2), and a vertical part (4). A third mounting hole (8) is provided on the side wall of the vertical part (4). A hexagonal flange bolt (9) is threaded between the bracket (5) and the third mounting hole (8). A hexagonal nut (10) is threaded onto the hexagonal flange bolt (9). The bracket (5) and the vertical part (4) are connected by a hexagonal flange bolt. The flange bolt (9) and hexagonal nut (10) are locked together. A sliding groove (11) is provided on the straight plate (1). A fixing component for fixing the generator pulley base (21) is slidably installed inside the sliding groove (11). The fixing component includes a connecting block (13). An adjusting bolt (12) is provided at one end of the straight plate (1). The adjusting bolt (12) is limited to the rotational connection with the straight plate (1) and the adjusting bolt (12) will not slide on the straight plate (1). The adjusting bolt (12) is threadedly connected to the connecting block (13).

2. The reinforced combined generator strut according to claim 1, characterized in that, The bent portion (2) is provided with a first mounting hole (3).

3. The reinforced combined generator strut according to claim 1, characterized in that, The fixing component also includes a slider (14), which is slidably connected to the slide groove (11), and a fixing bolt (15) is fixedly installed at the bottom end of the slider (14).

4. A reinforced combined generator strut according to claim 3, characterized in that, A hexagonal flange toothed nut (16) is threaded onto the fixing bolt (15). A toothed washer (18) is provided above the hexagonal flange toothed nut (16). Both the bearing surface of the hexagonal flange toothed nut (16) and the surface of the toothed washer (18) are provided with toothed surfaces (17). The two toothed surfaces (17) mesh with each other when locked.

5. A reinforced combined generator strut according to claim 1, characterized in that, A reinforcing plate (6) is fixedly connected between the top plate and the side plate of the bracket (5).

Citation Information

Patent Citations

  • Generator vaulting pole mechanism from tensioning

    CN205841646U