Impact-resistant motor stator

Abstract

The utility model belongs to the technical field of motors, and particularly relates to an anti-impact motor stator, which comprises an outer frame, a plurality of fixing frames are arranged on the inner side wall surface of the outer frame, and an assembly groove is formed between every two adjacent fixing frames; the stator iron cores are arranged on the inner side of the outer frame and are connected with the fixing frame; the conductive wire harness is connected with the plurality of stator iron cores and is connected with the fixed frame; wherein the conductive wire harness connects the plurality of stator cores together and controls the plurality of stator cores to be far away from the inner side wall surface of the outer frame, and a buffer cavity is formed between the stator cores and the outer frame.

Description

TECHNICAL FIELD

[0001] The utility model belongs to motor technical field especially relates to an impact resistance motor stator. BACKGROUND

[0002] Briefly speaking: the fixed part in motor is called stator, and the pair of direct current excitation static main magnetic poles are arranged on it; while the rotating part rotor is called armature core, and the armature winding is arranged on it, and the induced electromotive force is generated after electrification, and the rotating magnetic field is used as the electromagnetic torque to carry out energy conversion.

[0003] The existing stator is usually fixed with the motor shell during installation in the motor, which leads to the stator being easily damaged when the motor shell is impacted by external force during use, and the normal use of the motor is affected, and therefore the impact resistance motor stator is specially designed. UTILITY MODEL CONTENTS

[0004] The utility model discloses a kind of impact resistance motor stators to solve the above technical problems, reach the effect of not easy to be damaged.

[0005] Therefore, the utility model provides an impact resistance motor stator, comprising:

[0006] Outer frame, the inner side wall surface of outer frame is provided with multiple fixing frames, and assembly slot is formed between adjacent fixing frames;

[0007] Stator core, multiple stator cores are arranged in the inner side of outer frame and connected with fixing frame;

[0008] Conductive wire harness, the conductive wire harness is connected with multiple stator cores and fixing frame;

[0009] Among them, the conductive wire harness connects multiple stator cores together, and controls multiple stator cores to be away from the inner side wall surface of outer frame, and buffer cavity is formed between stator core and outer frame.

[0010] In the above technical scheme, further, outer frame extends to the outer outer side of stator core at both ends, and fixing frame extends at the outer side of stator core;

[0011] Among them, the fixing frame end face between adjacent core bodies is provided with wire harness hole connected by conductive wire harness.

[0012] In the above technical scheme, further, stator core comprises:

[0013] Core body, wire hole is arranged on core body, and wire hole is connected with conductive wire harness;

[0014] Buffer pad, buffer pad is arranged on the wall surface of core body close to outer frame and fixing frame.

[0015] In the above technical solution, further comprising:

[0016] The limiting frame is arranged at the end of the fixed frame and is limited between the stator core.

[0017] In the above technical solution, further, the limiting frame and the fixed frame are independent of each other, and the limiting frame is made of conductive material.

[0018] The connecting head is arranged on the limiting frame, and the connecting groove is arranged on the fixed frame, and the connecting head is connected with the connecting groove.

[0019] In the above technical solution, further comprising:

[0020] The embedding groove is arranged at the two ends of the stator core and cooperates with the limiting frame.

[0021] In the above technical solution, further comprising:

[0022] The protective pad is arranged on the embedding groove and contacts the stator core.

[0023] The protective pad is arranged between the embedding groove and the limiting frame.

[0024] In the above technical solution, further comprising:

[0025] The heat dissipation groove is arranged on the wall surface of the outer frame.

[0026] The beneficial effects of the present application are:

[0027] 1. The stator core is away from the outer frame, and thus the stator core is not easily affected when the outer frame is impacted by the motor shell, thereby helping to improve the overall structural strength.

[0028] 2. The plurality of stator cores are relatively independent and only connected by the conductive wire bundle to form a complete conductor, thereby effectively dispersing the stress during use to improve the overall strength. BRIEF DESCRIPTION OF DRAWINGS

[0029] Figure 1 The structure of the present application is shown in the figure;

[0030] Figure 2 The sectional view of the present application is shown in the figure;

[0031] Figure 3 The side view of the present application is shown in the figure;

[0032] The figure is marked as: 1, outer frame; 11, fixed frame; 111, bundle hole; 112, connecting groove; 12, heat dissipation groove; 2, stator core; 21, core body; 211, wire hole; 22, buffer pad; 3, conductive wire bundle; 4, buffer cavity; 5, limiting frame; 51, connecting head; 6, embedding groove; 7, protective pad. DETAILED DESCRIPTION

[0033] The technical solutions in the embodiments of the present application will be clearly described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are a part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by a person of ordinary skill in the art belong to the scope of protection of the present application.

[0034] Embodiment 1

[0035] The embodiment provides an anti-impact motor stator, which comprises:

[0036] An outer frame 1, a plurality of fixed frames 11 are arranged on the inner side wall surface of the outer frame 1, and an assembly groove is formed between adjacent fixed frames 11;

[0037] A stator core 2, a plurality of stator cores 2 are arranged in the inner side of the outer frame 1 and connected with the fixed frame 11;

[0038] A conductive wire bundle 3, the conductive wire bundle 3 is connected with the plurality of stator cores 2 and the fixed frame 11;

[0039] Among them, the conductive wire bundle 3 connects the plurality of stator cores 2 together, and controls the plurality of stator cores 2 to be away from the inner side wall surface of the outer frame 1, and a buffer cavity 4 is formed between the stator core 2 and the outer frame 1.

[0040] It can be seen from the embodiment that an anti-impact motor stator comprises an outer frame 1 and a stator core 2, and the conductive wire bundle 3 is a copper wire;

[0041] The outer frame 1 is injection molded by a high polymer material, a plurality of fixed frames 11 are integrally formed on the inner side wall surface of the outer frame 1 in the injection molding process of the outer frame 1, and an assembly groove is formed between the plurality of fixed frames 11;

[0042] The plurality of stator cores 2 are respectively installed in the plurality of assembly grooves, the plurality of stator cores 2 are relatively independent, and are connected with the fixed frame 11 through the conductive wire bundle 3 to form a complete conductor, further, the stator core 2 and the fixed frame 11 are connected together through the conductive wire bundle 3, and a buffer cavity 4 is formed between the stator core 2 and the outer frame 1;

[0043] The outer frame 1 is fixed with a motor shell during use, and can protect the stator core 2, and the fixed frame 11 arranged in the inner side of the outer frame 1 is used for structural layout of installation of the stator core 2.

[0044] The stator core 2 is away from the outer frame 1, and thus in the case that the outer frame 1 is impacted following the motor shell, the stator core 2 is not easily affected, thereby helping to improve the overall structural strength.

[0045] The plurality of stator cores 2 are relatively independent and connected only through the conductive wire bundle 3 to form a complete conductor, and thus in use, the overall strength can be effectively dispersed.

[0046] Embodiment 2:

[0047] The embodiment provides an impact-resistant motor stator, in addition to the technical solutions of the above embodiments, further having the following technical features.

[0048] The outer frame 1 extends to the outside of the stator core 2 at both ends, and the fixing frame 11 extends outside the stator core 2.

[0049] Among them, the fixing frame 11 end face between the adjacent core bodies 21 is provided with a wire bundle hole 111.

[0050] As can be seen from the embodiment, the outer frame 1 and the fixing frame 11 at both ends are longer than the length of the core body 21, which can effectively expand the protection surface.

[0051] Further, one of the plurality of fixing frames 11 extending to the outside of the stator core 2 at both ends is formed with a wire bundle hole 111 on the wall surface thereof, the conductive wire bundle 3 is connected with one of the plurality of assembly grooves after being connected with the stator core 2, and then passes through the wire bundle hole 111 to connect with the stator core 2 in the adjacent assembly groove, the conductive wire bundle 3 is tightened after being connected with the stator core 2 and the wire bundle hole 111, so that the stator core 2 is away from the inner wall surface of the outer frame 1.

[0052] Further, the fixing frame 11 is formed with three, the stator core 2 is installed with three, two of the three fixing frames 11 are formed with wire bundle holes 111 and are respectively located at both ends of the stator core 2, and the other fixing frame 11 is not formed with a wire bundle hole 111, and the conductive wire bundle 3 extending to the outside of the outer frame 1 on both sides of the fixing frame 11 not formed with the wire bundle hole 111 is connected with the external power supply.

[0053] Embodiment 3:

[0054] The embodiment provides an impact-resistant motor stator, in addition to the technical solutions of the above embodiments, further having the following technical features.

[0055] The stator core 2 comprises:

[0056] The core body 21 is provided with a wire passing hole 211, and the wire passing hole 211 is connected with the conductive wire bundle 3.

[0057] The buffer pad 22 is arranged on the wall surface of the iron core body 21 close to the outer frame 1 and the fixing frame 11.

[0058] It can be seen from the embodiment that the stator core 2 comprises the iron core body 21 and the buffer pad 22.

[0059] The wire passing hole 211 is formed on the iron core body 21 for connecting the conductive wire bundle 3, and the buffer pad 22 is fixed on the wall surface of the iron core body 21 opposite to the outer frame 1 and the fixing frame 11 by means of glue.

[0060] In use, the buffer pad 22 can contact instead of the iron core body 21 in the process that the conductive wire bundle 3 is loosened and the iron core body 21 is likely to contact the outer frame 1 and the fixing frame 11, thereby playing a protective role.

[0061] Embodiment 4:

[0062] The anti-impact motor stator provided in the embodiment comprises the technical solutions of the above-mentioned embodiments and has the following technical features.

[0063] The limiting frame 5 is arranged at the end of the fixing frame 11 and limits the stator core 2.

[0064] It can be seen from the embodiment that the limiting frame 5 is arranged at the end of the fixing frame 11 body, and the limiting frame 5 limits the iron core body 21 in the process that the conductive wire bundle 3 is tightened, thereby limiting and fixing the iron core frame body, preventing the iron core frame body from being separated from the assembly groove in the process that the conductive wire bundle 3 is connected, thereby stabilizing the connection among the conductive wire bundle 3, the iron core frame body and the fixing frame 11, and enabling the iron core body 21 to better move away from the outer frame 1 after abutting against the limiting frame 5 body.

[0065] Embodiment 5:

[0066] The anti-impact motor stator provided in the embodiment comprises the technical solutions of the above-mentioned embodiments and has the following technical features.

[0067] The limiting frame 5 is independent of the fixing frame 11, and the limiting frame 5 is made of a conductive material.

[0068] The connecting head 51 is arranged on the limiting frame 5, the connecting groove 112 is arranged on the fixing frame 11, and the connecting head 51 is tightly connected with the connecting groove 112.

[0069] It can be seen from the embodiment that the connecting head 51 is formed on the limiting frame 5, the connecting groove 112 is formed on the fixing frame 11 corresponding to the connecting head 51, and the connecting head 51 is tightly connected with the connecting groove 112.

[0070] Further, the limiting frame 5 is made of conductive material, which can cooperate with the conductive wire harness 3 and the stator core 2 to form a conductor, thereby improving the full slot rate and enhancing the use effect.

[0071] Embodiment 6:

[0072] The anti-impact motor stator provided in the embodiment comprises the technical solutions of the above-mentioned embodiments and has the following technical features.

[0073] The embedding groove 6 is arranged at both ends of the stator core 2 and cooperates with the limiting frame 5.

[0074] It can be seen from the embodiment that the embedding groove 6 is arranged at both sides of the stator core 2 and the limiting frame 5, thereby helping to expand the cooperation surface between the stator core 2 and the limiting frame 5, improving the limiting cooperation effect between the stator core 2 and the limiting frame 5, and making the connection between the stator core 2 and the limiting frame 5 more stable.

[0075] Embodiment 7:

[0076] The anti-impact motor stator provided in the embodiment comprises the technical solutions of the above-mentioned embodiments and has the following technical features.

[0077] The protective pad 7 is arranged on the embedding groove 6 and contacts the stator core 2.

[0078] The protective pad 7 is arranged between the embedding groove 6 and the limiting frame 5.

[0079] It can be seen from the embodiment that the protective pad 7 can reduce the cooperation surface between the stator core 2 and the limiting frame 5, thereby protecting the stator core 2, and the side wall surface of the embedding groove 6 and the side wall surface of the limiting frame 5 are in close contact, thereby not affecting the formation of the conductor between the stator core 2 and the limiting frame 5.

[0080] Embodiment 8:

[0081] The anti-impact motor stator provided in the embodiment comprises the technical solutions of the above-mentioned embodiments and has the following technical features.

[0082] The heat dissipation groove 12 is arranged on the wall surface of the outer frame 1.

[0083] It can be seen from the embodiment that the heat dissipation groove 12 is arranged on the outer wall surface of the outer frame 1, and the stator core 2 can be cooled by air flow through the heat dissipation groove 12 during use.

[0084] The embodiments of the present application are described above with reference to the drawings, and the embodiments and features in the embodiments of the present application can be combined with each other without conflict, and the present application is not limited to the above-described specific embodiments, and the above-described specific embodiments are only illustrative but not restrictive, and a person of ordinary skill in the art can make many forms under the inspiration of the present application without departing from the purpose of the present application and the scope protected by the claims, and all belong to the protection of the present application.

Claims

1. An impact-resistant motor stator, characterized by, It includes: The outer frame (1), the inner side wall surface of the outer frame (1) is provided with a plurality of fixing frames (11), and the adjacent fixing frames (11) form an assembly groove; The stator core (2) is arranged in the outer frame (1), and is connected with the fixing frame (11); The conductive wire bundle (3) is connected with the plurality of stator cores (2), and is connected with the fixing frame (11); Wherein, the conductive wire bundle (3) connects the plurality of stator cores (2) together, and controls the plurality of stator cores (2) to move away from the inner side wall surface of the outer frame (1), and the stator core (2) and the outer frame (1) form a buffer cavity (4).

2. An impact-resistant motor stator according to claim 1, wherein The outer frame (1) extends to the outside of the stator core (2), and the fixing frame (11) extends outside the stator core (2); Wherein, the fixing frame (11) end face between the adjacent core bodies (21) is provided with a wire bundle hole (111).

3. An impact-resistant motor stator according to claim 2, wherein The stator core (2) includes: The core body (21) is provided with a wire passing hole (211), and the wire passing hole (211) is connected with the conductive wire bundle (3); The buffer pad (22) is arranged on the wall surface of the core body (21) close to the outer frame (1) and the fixing frame (11).

4. An impact-resistant motor stator as set forth in claim 3 further characterized by It includes: The limiting frame (5) is arranged at the end of the fixing frame (11), and the limiting frame (5) is arranged between the stator core (2).

5. An impact-resistant motor stator according to claim 4, wherein The limiting frame (5) and the fixing frame (11) are independent of each other, and the limiting frame (5) is made of conductive material; Wherein, the limiting frame (5) is provided with a connecting head (51), and the fixing frame (11) is provided with a connecting groove (112), and the connecting head (51) and the connecting groove (112) are tightly connected.

6. An impact-resistant motor stator as set forth in claim 5 further characterized by It includes: The embedding groove (6) is arranged at both ends of the stator core (2) and cooperates with the limiting frame (5).

7. An impact-resistant motor stator as set forth in claim 6 further characterized by It includes: The protective pad (7) is arranged on the embedding groove (6) and contacts with the stator core (2); Wherein, the protective pad (7) is arranged between the embedding groove (6) and the limiting frame (5).

8. An impact-resistant motor stator as set forth in claim 7 further characterized by It includes: The heat dissipation groove (12) is arranged on the wall surface of the outer frame (1).

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