New energy motor rotor balance ring fixing structure
By adopting a combination design of buffer pads, reinforcement blocks, anti-slip pads and threaded holes in the fixed structure of the rotor balance ring of the new energy motor, the problem of low support strength at the connection in the prior art is solved, and higher support strength and Anti-slip effect ensures stable operation in high temperature environments.
Patent Information
- Application Number
- CN202421355805.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-06-14
- Publication Date
- 2024-12-13
- Estimated Expiration
- 2034-06-14
AI Technical Summary
The existing new energy motor rotor balance ring fixed structure has a low support strength at the connection, which is prone to damage or damage, especially at high temperatures, with the risk of slippage.
The structural design adopts a rotor shaft, rotor core, front and rear balance ring, cushion pad, reinforcement block, anti-slip pad, positioning block and threaded hole. The tight connection between the reinforcement block and the cushion pad, the positioning of the anti-slip pad and the bolts are carried out through the tight connection between the reinforcement block and the cushion pad, the positioning of the anti-slip pad and the bolts. Fixed to improve support strength and anti-slip effect.
It improves the connection support strength between the rotor shaft and other devices, reduces the risk of wear and damage, enhances the anti-slip effect, and ensures stable operation in high temperature environments.
Smart Images
Figure CN222169515U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of fixing a balance ring of a rotor of a new energy motor, and in particular to a fixing structure of a balance ring of a rotor of a new energy motor. Background Art
[0002] The existing new energy motor rotor balance ring uses aluminum alloy as raw material to reduce costs. Aluminum is made by casting in mass production, and the cost is much lower than that of steel balance rings. However, the rotor shaft is generally made of alloy steel, and the thermal expansion coefficients of steel and aluminum are very different, resulting in the risk of slipping at high temperatures. In order to reduce the risk of slipping, a new energy motor rotor balance ring fixing structure is required.
[0003] Announcement No. CN 219041552 U discloses a new energy motor rotor balance ring fixing structure, including adding a plurality of small holes on the balance ring near the shaft shoulder, and adding a corresponding number of holes on the rotor shaft shoulder, and limiting the rotation of the balance ring in the circumferential direction by pin or screw connection; adding a keyway on the balance ring at the other end, and adding a keyway on the rotor shaft accordingly;
[0004] When in use, the device is locked by pins or bolts when connecting and fixing the rotor balance ring. The connecting device is easily damaged after being squeezed or during long-term use, or the bolt squeeze point is damaged; therefore, we propose a new energy motor rotor balance ring fixing structure. Utility Model Content
[0005] The utility model aims to provide a new energy motor rotor balance ring fixing structure, which solves the problem of low supporting strength at the connection of the existing device.
[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:
[0007] A new energy motor rotor balance ring fixing structure comprises a rotor shaft, a rotor core is fixedly installed on the outer side of the rotor shaft, a front balance ring is fixedly installed on the left side of the rotor core, and a rear balance ring is fixedly installed on the right side of the rotor core, a buffer pad is arranged on one side of the front balance ring and the rear balance ring, a reinforcement block is arranged on one side of the buffer pad, and an anti-slip soft pad is arranged on one side of the reinforcement block.
[0008] As a further improvement of the above solution, positioning blocks are fixedly installed at the four corners of one side of the anti-slip soft pad, and positioning holes are opened at the four corners of one side of the buffer pad, and the positioning blocks and the positioning holes are in contact with each other.
[0009] As a further improvement of the above solution, a movable block is fixedly installed around the outer side of the reinforcement block, and a sliding groove is opened on one side of the buffer pad, and the movable block corresponds to the sliding groove.
[0010] As a further improvement of the above scheme, a card slot is opened on the inner side of the sliding groove, and second threaded holes are opened on the front and rear sides of one side of the buffer pad and the reinforcement block. The second threaded holes correspond when the movable block slides into the inner side of the card slot.
[0011] As a further improvement of the above solution, a plurality of first threaded holes are provided on one side of the buffer pad and the anti-slip cushion, and fixing bolts are threadedly installed on the inner sides of the first threaded holes.
[0012] As a further improvement of the above solution, the reinforcement block is made of alloy material, and the anti-slip pad is made of rubber material.
[0013] Compared with the prior art, the beneficial effects of the utility model are:
[0014] The device can slide the reinforcement block into the sliding groove above the buffer pad through the outer movable block and rotate it at a certain angle so that the movable block can slide into the inner side of the slot, so that the buffer pad and the reinforcement block are connected more tightly, and the fixing bolt thread is pressed on the inner side of the second threaded hole so that the buffer pad and the reinforcement block are not easy to separate after the connection, and the anti-skid soft pad is positioned through the upper positioning block, and the positioning block is slid into the inner side of the positioning hole so that the buffer pad and the first threaded hole above the positioning block correspond to each other, thereby facilitating the installation of the bolt, making it less likely for the rotor shaft to be worn when connected with other devices, and having a higher supporting strength and a better anti-skid effect. BRIEF DESCRIPTION OF THE DRAWINGS
[0015] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for describing the embodiments are briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.
[0016] Figure 1 This is a three-dimensional structural schematic diagram of a new energy motor rotor balance ring fixing structure proposed by the utility model;
[0017] Figure 2 This is a partial three-dimensional structural schematic diagram of a new energy motor rotor balance ring fixing structure proposed by the utility model;
[0018] Figure 3 This is a partial three-dimensional structural schematic diagram of a new energy motor rotor balance ring fixing structure proposed by the utility model.
[0019] In the figure: 1. rotor shaft; 2. rotor core; 3. front balance ring; 4. rear balance ring; 5. buffer pad; 6. reinforcement block; 7. anti-slip pad; 8. positioning block; 9. positioning hole; 10. movable block; 11. sliding groove; 12. card slot; 13. first threaded hole; 14. second threaded hole. DETAILED DESCRIPTION
[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0021] refer to Figure 1-3 A new energy motor rotor balance ring fixing structure includes a rotor shaft 1, a rotor core 2 is fixedly installed on the outer side of the rotor shaft 1, a front balance ring 3 is fixedly installed on the left side of the rotor core 2, and a rear balance ring 4 is fixedly installed on the right side of the rotor core 2. A buffer pad 5 is arranged on one side of the front balance ring 3 and the rear balance ring 4, a reinforcement block 6 is arranged on one side of the buffer pad 5, and an anti-slip soft pad 7 is arranged on one side of the reinforcement block 6; the buffer pad 5 can buffer the front balance ring 3 and the rear balance ring 4, so that the front balance ring 3 is not easily damaged when the rotor shaft 1 is connected with other components. and the rear balance ring 4 is damaged. The reinforcement block 6 is convenient for increasing the supporting strength of the buffer pad 5, so that it is not easy to be damaged after connection. The anti-skid pad 7 increases the friction force and has a better anti-skid effect. Positioning blocks 8 are fixedly installed at the four corners of one side of the anti-skid pad 7, and positioning holes 9 are opened at the four corners of one side of the buffer pad 5, and the positioning blocks 8 and the positioning holes 9 are in fit with each other; the anti-skid pad 7 can be positioned and connected with the buffer pad 5 through the positioning block 8 on one side, which makes positioning more convenient, and the first threaded holes 13 above the anti-skid pad 7 and the buffer pad 5 can correspond to each other after connection.
[0022] A movable block 10 is fixedly installed around the outer side of the reinforcement block 6, and a sliding groove 11 is provided on one side of the buffer pad 5, and the movable block 10 corresponds to the sliding groove 11; the reinforcement block 6 can slide into the inner side of the sliding groove 11 through the movable block 10, so that the connection between the buffer pad 5 and the reinforcement block 6 is more convenient and quick; a clamping groove 12 is provided on the inner side of the sliding groove 11, and second threaded holes 14 are provided on the front and rear sides of one side of the buffer pad 5 and the reinforcement block 6, and the second threaded holes 14 correspond when the movable block 10 slides into the inner side of the clamping groove 12; the buffer pad 5 and the reinforcement block 6 can be locked by fixing bolts after connection, so that the buffer pad 5 and the reinforcement block 6 are not easy to separate.
[0023] A plurality of first threaded holes 13 are provided on one side of the buffer pad 5 and the anti-skid pad 7, and fixing bolts are installed on the inner threads of the first threaded holes 13; the buffer pad 5 and the anti-skid pad 7 can be connected and fixed by fixing bolts after being connected; the material of the reinforcement block 6 is alloy material, and the material of the anti-skid pad 7 is rubber material; the alloy material makes the support strength of the reinforcement block 6 longer, and the rubber material makes the anti-skid effect of the anti-skid pad 7 better, making the friction greater.
[0024] The implementation principle of one of the embodiments of the present application is as follows: the device can slide the reinforcement block 6 into the sliding groove 11 above the buffer pad 5 through the outer movable block 10, and rotate a certain angle so that the movable block 10 can slide into the inner side of the slot 12, so that the buffer pad 5 and the reinforcement block 6 are connected more tightly, and the fixing bolt thread is pressed on the inner side of the second threaded hole 14, so that the buffer pad 5 and the reinforcement block 6 are not easy to separate after the connection, and the anti-slip soft pad 7 is positioned through the upper positioning block 8, and the positioning block 8 is slid into the inner side of the positioning hole 9, so that the buffer pad 5 and the first threaded hole 13 above the positioning block 8 correspond to each other, so as to facilitate the installation of the bolt, so that the rotor shaft 1 is not prone to wear when connected with other devices, and the supporting strength is higher and the anti-slip effect is better.
[0025] In the description of this specification, the description with reference to the terms "one embodiment", "example", "specific example", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.
[0026] The above is a detailed introduction to a new energy motor rotor balance ring fixing structure provided by the utility model. This article uses specific embodiments to illustrate the principles and implementation methods of the utility model. The description of the above embodiments is only used to help understand the method and core idea of the utility model. It should be pointed out that for ordinary technicians in this technical field, without departing from the principles of the utility model, the utility model can also be improved and modified, and these improvements and modifications also fall within the scope of protection of the claims of the utility model.
Claims
1. A new energy motor rotor balance ring fixing structure, characterized in that: include: A rotor shaft (1), a rotor core (2) is fixedly mounted on the outer side of the rotor shaft (1), a front balance ring (3) is fixedly mounted on the left side of the rotor core (2), a rear balance ring (4) is fixedly mounted on the right side of the rotor core (2), a buffer pad (5) is arranged on one side of the front balance ring (3) and the rear balance ring (4), a reinforcement block (6) is arranged on one side of the buffer pad (5), and an anti-slip soft pad (7) is arranged on one side of the reinforcement block (6).
2. A new energy motor rotor balance ring fixing structure according to claim 1, characterized in that: Positioning blocks (8) are fixedly mounted at the four corners of one side of the anti-slip soft pad (7), and positioning holes (9) are opened at the four corners of one side of the buffer pad (5), and the positioning blocks (8) and the positioning holes (9) are fitted together.
3. The new energy motor rotor balance ring fixing structure according to claim 1 is characterized in that: A movable block (10) is fixedly mounted on one periphery of the outer side of the reinforcement block (6), a sliding groove (11) is provided on one side of the buffer pad (5), and the movable block (10) corresponds to the sliding groove (11).
4. A new energy motor rotor balance ring fixing structure according to claim 3, characterized in that: A clamping groove (12) is provided on the inner side of the sliding groove (11), and second threaded holes (14) are provided on the front and rear sides of one side of the buffer pad (5) and the reinforcing block (6), and the second threaded holes (14) correspond when the movable block (10) slides into the inner side of the clamping groove (12).
5. The new energy motor rotor balance ring fixing structure according to claim 1 is characterized in that: A plurality of first threaded holes (13) are provided on one side of the buffer pad (5) and the anti-slip soft pad (7), and fixing bolts are threadedly installed on the inner sides of the first threaded holes (13).
6. The new energy motor rotor balance ring fixing structure according to claim 1 is characterized in that: The reinforcement block (6) is made of alloy material, and the anti-slip cushion (7) is made of rubber material.