Damping structure of an electric machine

Abstract

The utility model discloses a shock attenuation structure of motor, including motor main part, the motor main part includes motor shell, the motor main part still includes the motor axle who sets up through motor shell, be provided with shock attenuation structure on the motor shell, shock attenuation structure arrangement is in the both ends of motor shell, the motor axle passes through shock attenuation structure, shock attenuation structure includes first shock attenuation part and the second shock attenuation part of setting in the first shock attenuation part outside, first shock attenuation part is rigid material, and second shock attenuation part is flexible material, the utility model discloses structural design is reasonable, through having set up shock attenuation structure, has played the effect of shock attenuation to motor main part when installing fixed placement of motor, through with shock attenuation structure sets up in the both ends of motor shell, makes shock attenuation effect promotion, through with first shock attenuation part setting is rigid material, has played the promotion of shock attenuation structure stability and supportability, through with second shock attenuation part setting is flexible material, has improved the effect of shock attenuation.

Description

Technical Field

[0001] This utility model relates to the field of motors, and in particular to a vibration damping structure for motors. Background Technology

[0002] With the development of technology, cars are also being updated. Electric fans are a part of cars, and motors are the driving mechanism of electric fans, providing heat dissipation to the water tank connected to the engine or the air conditioning condenser and evaporator, as well as heat exchange.

[0003] In some modern motors, a support structure is installed for connection, but most of them use a single silicone component. This makes the cost of this connection and shock absorption structure too high. In addition, silicone components are relatively soft. Although they have a good shock absorption effect, their support rigidity is insufficient, resulting in a lack of dimensional stability. Utility Model Content

[0004] The technical problem to be solved by this utility model is to provide a vibration damping structure for an electric motor, in light of the current state of the technology.

[0005] The technical solution adopted by this utility model to solve the above-mentioned technical problems is as follows: A vibration damping structure for an electric motor includes a motor body; the motor body includes a motor housing; the motor body also includes a motor shaft passing through the motor housing, and a vibration damping structure is provided on the motor housing; the vibration damping structure is arranged at both ends of the motor housing; the motor shaft passes through the vibration damping structure; the vibration damping structure includes a first vibration damping part and a second vibration damping part sleeved outside the first vibration damping part; the first vibration damping part is made of rigid material, and the second vibration damping part is made of flexible material.

[0006] The effects achieved by the above components are as follows: by setting up a shock-absorbing structure, the motor body is damped when it is installed and fixed; by placing the shock-absorbing structure at both ends of the motor housing, the shock-absorbing effect is improved; by making the first shock-absorbing part a rigid material, the stability and support of the shock-absorbing structure are improved; and by making the second shock-absorbing part a flexible material, the shock-absorbing effect is enhanced.

[0007] Preferably, the first shock absorber includes a first placement position and a second placement position; the first placement position is located at the bottom of the second placement position and extends outward; the first placement position and the second placement position are hollow; the upper end of the second placement position is provided with a hole in a ring; and the inner peripheral wall of the second placement position is provided with reinforcing ribs extending inward.

[0008] The effects achieved by the above-mentioned components are as follows: by setting the first placement position and the second placement position, the second shock absorber is placed, and the first placement position and the second placement position are hollow, so that they can be connected to the motor housing and pass through the motor shaft; by setting the hole position, the weight is reduced; by setting the reinforcing rib, the structural strength is increased.

[0009] Preferably, the second shock-absorbing part is provided with shock-absorbing ribs extending outward in an outer ring; and shock-absorbing grooves are provided between adjacent shock-absorbing ribs.

[0010] The aforementioned components achieve the following effects: by incorporating damping ribs and damping grooves, they enhance the damping effect and improve the structural strength.

[0011] Preferably, a fixing part is provided extending downward below the first placement position; a fixing groove is provided on the motor housing; the fixing part and the fixing groove are engaged and snapped together.

[0012] The effect achieved by the above components is that, by setting the fixing part and the fixing groove, the motor housing can be connected to the shock-absorbing structure.

[0013] Preferably, the rigid material includes PA6, PA66, POM, ABS, PP, etc.

[0014] The effect achieved by the above components is that by setting the first damping part to any of the above materials, but not limited to the above materials, the stability of the structure is improved.

[0015] Preferably, the flexible material includes silicone, vulcanized rubber, etc.

[0016] The effect achieved by the above components is that by setting the second damping part to any of the above materials, but not limited to the above materials, the damping performance of the structure is improved.

[0017] Compared with the prior art, the advantages of this utility model are as follows: by setting a shock-absorbing structure, the motor body is effectively damped when the motor is installed and fixed; by setting the shock-absorbing structure at both ends of the motor housing, the shock-absorbing effect is improved; by setting the first shock-absorbing part as a rigid material, the stability and support of the shock-absorbing structure are improved; and by setting the second shock-absorbing part as a flexible material, the shock-absorbing effect is enhanced. Attached Figure Description

[0018] Figure 1 This is a schematic diagram of the structure of this utility model; Figure 2 This is an exploded structural diagram of the present invention; Figure 3This is a schematic diagram of the first shock-absorbing part of this utility model.

[0019] Reference numerals in the attached drawings: 1. Motor body; 2. Motor housing; 3. Motor shaft; 4. Vibration damping structure; 5. First vibration damping part; 6. Second vibration damping part; 7. First placement position; 8. Second placement position; 9. Hole position; 10. Reinforcing rib; 11. Vibration damping rib strip; 12. Vibration damping groove; 13. Fixing part; 14. Fixing groove; 15. Fixing base; 16. Fixing position. Detailed Implementation

[0020] The following drawings will disclose several embodiments of this utility model. For clarity, many practical details will be described in the following description. However, it should be understood that these practical details should not be used to limit this utility model. That is, in some embodiments of this utility model, these practical details are not essential. In addition, for the sake of simplicity, some conventional structures and components will be shown in the drawings in a simple schematic manner.

[0021] It should be noted that all directional indicators in this utility model embodiment, such as up, down, left, right, front, back, etc., are only used to explain the relative positional relationship and movement of each component in a certain specific posture (as shown in the figure). If the specific posture changes, the directional indicator will also change accordingly.

[0022] Furthermore, in addition to indicating orientation or positional relationship, the aforementioned terms may also be used to indicate other meanings. For example, the term "above" may also be used in some cases to indicate a certain dependency or connection relationship. For those skilled in the art, the specific meaning of these terms in this utility model can be understood according to the specific circumstances.

[0023] Furthermore, the terms "installation," "setting," "equipped with," "connection," "linking," and "socketing" should be interpreted broadly. For example, they can refer to fixed connections, detachable connections, or integral structures; they can refer to mechanical connections or electrical connections; they can refer to direct connections or indirect connections through an intermediate medium, or internal connections between two devices, components, or parts. The connection methods described herein are existing technologies without any modifications and are common knowledge to those skilled in the art. Those skilled in the art can understand the specific meaning of the above terms in this utility model based on the specific circumstances.

[0024] Furthermore, in this utility model, the use of terms such as "first" and "second" is for descriptive purposes only and does not specifically refer to any order or sequence, nor is it intended to limit the utility model. They are merely used to distinguish components or operations described with the same technical terms and should not be construed as indicating or implying their relative importance or implicitly specifying the number of indicated technical features. Therefore, a feature defined with "first" or "second" may explicitly or implicitly include at least one of those features. Additionally, the technical solutions of various embodiments can be combined with each other, but only if they are feasible for those skilled in the art. If a combination of technical solutions is contradictory or impossible to implement, it should be considered that such a combination of technical solutions does not exist and is not within the scope of protection claimed by this utility model.

[0025] like Figure 1 As shown, this utility model provides a vibration damping structure 4 for an electric motor, including a motor body 1; the motor body 1 includes a motor housing 2; the motor body 1 also includes a motor shaft 3 passing through the motor housing 2, and the vibration damping structure 4 is provided on the motor housing 2; the vibration damping structure 4 is arranged at both ends of the motor housing 2; the motor shaft 3 passes through the vibration damping structure 4; the vibration damping structure 4 includes a first vibration damping part 5 and a second vibration damping part 6 sleeved outside the first vibration damping part 5; the first vibration damping part 5 is made of rigid material, and the second vibration damping part 6 is made of flexible material. By setting the vibration damping structure 4, the motor body 1 is effectively damped when the motor is installed and fixed; by setting the vibration damping structure 4 at both ends of the motor housing 2, the vibration damping effect is improved; by making the first vibration damping part 5 a rigid material, the stability and support of the vibration damping structure 4 are improved; by making the second vibration damping part 6 a flexible material, the vibration damping effect is enhanced.

[0026] The first damping part 5 includes a first placement position 7 and a second placement position 8; the first placement position 7 is located at the bottom of the second placement position 8 and extends outward; the first placement position 7 and the second placement position 8 are hollow; the upper end of the second placement position 8 is provided with a hole 9 in a ring; a reinforcing rib 10 extends inward on the inner peripheral wall of the second placement position 8. The first placement position 7 and the second placement position 8 are provided for placing the second damping part 6, and the hollow design of the first placement position 7 and the second placement position 8 allows for connection with the motor housing 2 and passage through the motor shaft 3; the hole 9 reduces weight; and the reinforcing rib 10 increases structural strength; the hole 9 and the reinforcing rib 10 are arranged in a ring with equal spacing.

[0027] The second damping part 6 is provided with damping ribs 11 extending outward in a ring shape; damping grooves 12 are provided between adjacent damping ribs 11. By providing damping ribs 11 and damping grooves 12, the damping effect and the structural strength are improved; the damping ribs 11 are arranged in a ring shape at equal intervals on the outer periphery of the second damping part 6.

[0028] A fixing part 13 is provided extending downward below the first placement position 7; a fixing groove 14 is provided on the motor housing 2; the fixing part 13 and the fixing groove 14 are engaged and snapped together. By providing the fixing part 13 and the fixing groove 14, the motor housing 2 can be connected to the shock-absorbing structure 4.

[0029] The rigid materials include PA6, PA66, POM, ABS, PP, etc. By setting the first damping part 5 to any of the above materials, but not limited to the above materials, the stability of the structure is improved. The above structure and materials are conventional and well-known to those skilled in the art, so there is no need for further elaboration or explanation.

[0030] The flexible material includes silicone, vulcanized rubber, etc. By setting the second damping part 6 to any of the above materials, but not limited to the above materials, the damping performance of the structure is improved; the above structure and materials are conventional and well-known to those skilled in the art, so there is no need for further description or explanation.

[0031] In this invention, the second shock absorber 6 is sleeved outside the first shock absorber 5, and when the shock absorber structure 4 is connected, the second shock absorber 6 will be squeezed, making the connection between the first shock absorber 5 and the second shock absorber 6 more stable, so that the second shock absorber 6 will not fall off the first shock absorber 5.

[0032] The motor housing 2 is also provided with a fixing seat 15; a fixing position 16 matching the fixing seat 15 is arranged inwardly on the inner wall of the first placement position 7; the fixing seat 15 and the fixing position 16 are provided to improve the stability during installation.

[0033] In the description of this specification, references are made to the terms "one embodiment", "some embodiments", "example", "specific example". The descriptions using terms such as "example" or "some examples" indicate that a specific feature, structure, material, or characteristic described in connection with that embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the illustrative expressions of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the specific features, structures, materials, or characteristics described may be combined in any suitable manner in one or more embodiments or examples. Moreover, without contradiction, those skilled in the art can combine and integrate the different embodiments or examples described in this specification, as well as the features of different embodiments or examples.

[0034] All standard parts used in this invention can be purchased from the market, and irregular parts can be customized according to the description and drawings. The specific connection methods of each part adopt conventional methods such as bolts, rivets, welding, and bonding that are mature in the existing technology, and will not be described in detail here.

[0035] The above description is only a preferred embodiment of this utility model. For those skilled in the art, various modifications and variations can be made in the specific implementation and application scope based on the idea of ​​this utility model. The content of this specification should not be construed as a limitation of this utility model. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of this utility model should be included within the scope of the claims of this utility model.

Claims

1. A vibration damping structure for an electric motor, comprising a motor body; the motor body including a motor housing; the motor body further including a motor shaft passing through the motor housing, characterized in that: The motor housing is provided with a shock-absorbing structure; the shock-absorbing structure is arranged at both ends of the motor housing; the shock-absorbing structure includes a first shock-absorbing part and a second shock-absorbing part sleeved outside the first shock-absorbing part; the first shock-absorbing part is made of rigid material and the second shock-absorbing part is made of flexible material.

2. The vibration damping structure for an electric motor according to claim 1, characterized in that: The first shock absorber includes a first placement position and a second placement position; the first placement position is located at the bottom of the second placement position and extends outward; the first placement position and the second placement position are hollow; the upper end of the second placement position is provided with a hole in a ring; and the inner peripheral wall of the second placement position is provided with reinforcing ribs extending inward.

3. The vibration damping structure for an electric motor according to claim 1, characterized in that: The second shock absorber has shock absorber ribs extending outward in a ring shape; shock absorber grooves are provided between adjacent shock absorber ribs.

4. The vibration damping structure for an electric motor according to claim 2, characterized in that: A fixing part is provided extending downward below the first placement position; a fixing groove is provided on the motor housing; the fixing part and the fixing groove are engaged and locked together.

5. The vibration damping structure for an electric motor according to claim 1, characterized in that: The rigid materials include PA6, PA66, POM, ABS, and PP.

6. The vibration damping structure for an electric motor according to claim 1, characterized in that: The flexible material includes silicone and vulcanized rubber.

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