Motor rotor structure

Abstract

The utility model relates to the technical field of motor rotors, and discloses a motor rotor structure, which solves the problem that rapid installation of a plurality of heat dissipation plates is inconvenient at present, and comprises a rotor, a heat dissipation mechanism is arranged on the outer side of the rotor, an iron core is installed on the rotor, a rotating shaft is installed on the iron core, and the heat dissipation mechanism comprises an installation ring fixed on the rotor. The mounting ring is fixed to the outer side of the iron core, two sliding rods are symmetrically and fixedly connected to the side, away from the rotor, of the mounting ring, and the outer sides of the two sliding rods are movably sleeved with sliding plates; according to the utility model, through the cooperation between the positioning block and the positioning groove, the heat dissipation plate can be conveniently placed in the heat dissipation groove, through the cooperation between the outer ring and the limiting block and the cooperation between the limiting column and the limiting hole, the heat dissipation plate can be conveniently limited, and through the cooperation between the side disc and the side plate and the cooperation between the bolt and the side frame, the heat dissipation plate can be conveniently fixed. And the two sliding plates can be conveniently limited by the two limiting cylinders, so that rapid installation of a plurality of heat dissipation plates can be conveniently realized.

Description

Technical Field

[0001] The utility model belongs to the technical field of motor rotors, and specifically relates to a motor rotor structure. Background Art

[0002] The motor rotor, as the core rotating component in the motor, is a key component for realizing the mutual conversion of electrical energy and mechanical energy; according to the patent document with the authorization announcement number: CN220653065U and the name "a motor rotor structure", multiple installation grooves are opened on the outer wall of the rotor, heat dissipation components are installed in the installation grooves, heat dissipation plates are arranged in the heat dissipation components, multiple heat conduction fins are arranged at the bottom of the heat dissipation plates, two groups of heat dissipation holes are opened on the heat dissipation plates, and combined with the heat conduction fins, the heat dissipation effect during the operation of the rotor is improved, and the practicality is enhanced; however, there are still the following defects:

[0003] Multiple heat dissipation plates are installed on the rotor, and a single heat dissipation plate needs to be fixed by two screws, resulting in multiple operations and thus inconvenient for the rapid installation of multiple heat dissipation plates. Summary of the Utility Model

[0004] In view of the above situation, in order to overcome the defects of the prior art, the utility model provides a motor rotor structure, which effectively solves the problem that it is currently inconvenient to rapidly install multiple heat dissipation plates.

[0005] To achieve the above purpose, the utility model provides the following technical solution: a motor rotor structure, including a rotor, a heat dissipation mechanism is arranged on the outer side of the rotor, an iron core is installed on the rotor, and a rotating shaft is installed on the iron core;

[0006] The heat dissipation mechanism includes an installation ring fixed on the rotor, the installation ring is fixed on the outer side of the iron core, two sliding rods are symmetrically and fixedly connected to the side of the installation ring away from the rotor, sliding plates are movably sleeved on the outer sides of the two sliding rods, an outer ring is movably sleeved on the outer side of the rotor, and connecting rods are fixedly connected between the two sliding plates and the outer ring.

[0007] Preferably, a plurality of heat dissipation grooves are arranged at equal angles on the outer side of the rotor, positioning grooves are arranged in the heat dissipation grooves, heat dissipation plates are arranged in the heat dissipation grooves, positioning blocks are fixedly connected to the heat dissipation plates, the positioning blocks are inserted into the positioning grooves, a plurality of heat conduction fins are evenly arranged on the heat dissipation plates, and two groups of heat dissipation holes are arranged on the heat dissipation plates.

[0008] Preferably, a plurality of limiting blocks are fixedly installed at equal angles on the inner side of the outer ring, the limiting blocks are inserted into the heat dissipation grooves and are attached to the side of the heat dissipation plate away from the positioning block.

[0009] Preferably, limiting holes are arranged on the side of the heat dissipation plate away from the positioning block, limiting columns are fixedly installed on the side of the limiting block close to the heat dissipation plate, and the limiting columns are inserted into the limiting holes.

[0010] Preferably, one end of the rotating shaft close to the rotor is fixedly connected with a side plate. The side plate is attached to the iron core. On the side of the side plate away from the rotating shaft, two limiting cylinders are symmetrically and fixedly connected. The two limiting cylinders are respectively sleeved on the outer sides of the two sliding rods, and the two limiting cylinders are respectively abutted against the two sliding plates.

[0011] Preferably, on the side of the side plate away from the rotating shaft, two side plates are symmetrically and fixedly connected. On the outer side of the mounting ring, two side frames are symmetrically and fixedly connected. The two side plates are respectively inserted into the two side frames, and bolts are provided between the side plates and the side frames.

[0012] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0013] (1) In the present utility model, through the cooperation between the positioning block and the positioning groove, it is convenient to place the heat dissipation plate in the heat dissipation groove. Through the cooperation between the outer ring and the limiting block, and the limiting column and the limiting hole, it is convenient to limit the heat dissipation plate. Through the cooperation between the side plate and the side plate, the bolt and the side frame, it is convenient for the two limiting cylinders to respectively limit the two sliding plates, so as to facilitate the rapid installation of multiple heat dissipation plates;

[0014] (2) Through the cooperation between the side plate, the bolt and the side frame, the side plate can be fixed to the mounting ring, so as to facilitate the installation of the rotating shaft. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The drawings are used to provide a further understanding of the present utility model, and constitute a part of the specification. Together with the embodiments of the present utility model, they are used to explain the present utility model, and do not constitute a limitation to the present utility model.

[0016] In the drawings:

[0017] Figure 1 is a schematic structural diagram of the motor rotor of the present utility model;

[0018] Figure 2 is a schematic structural diagram of the external part of the rotor of the present utility model;

[0019] Figure 3 is a schematic structural diagram of the heat dissipation mechanism of the present utility model;

[0020] Figure 4 is a schematic structural diagram of the heat dissipation plate of the present utility model;

[0021] Figure 5 is a schematic structural diagram of the outer ring of the present utility model;

[0022] Figure 6 is a schematic structural diagram of the connection structure between the mounting ring and the side plate of the present utility model.

[0023] In the figure: 1. Rotor; 2. Heat dissipation mechanism; 201. Mounting ring; 202. Connecting rod; 203. Heat dissipation plate; 204. Outer ring; 205. Slide plate; 206. Side plate; 207. Positioning block; 208. Heat conducting fin; 209. Limiting hole; 2010. Heat dissipation hole; 2011. Limiting post; 2012. Limiting block; 2013. Limiting cylinder; 2014. Slide rod; 2015. Side frame; 2016. Bolt; 2017. Side board; 3. Iron core; 4. Rotating shaft; 5. Positioning groove; 6. Heat dissipation groove. Detailed implementation mode

[0024] The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments; based on the embodiments in the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

[0025] Embodiment 1 is given by Figure 1 The present invention includes a rotor 1, a heat dissipation mechanism 2 is arranged outside the rotor 1, an iron core 3 is installed on the rotor 1, and a rotating shaft 4 is installed on the iron core 3.

[0026] Specifically, it is given by Figures 2 - 6Given that, the heat dissipation mechanism 2 includes a mounting ring 201 fixed to the rotor 1. The mounting ring 201 is fixed to the outside of the iron core 3. On the side of the mounting ring 201 away from the rotor 1, two sliding rods 2014 are symmetrically and fixedly connected. Sliding plates 205 are movably sleeved on the outside of the two sliding rods 2014. An outer ring 204 is movably sleeved on the outside of the rotor 1. Connecting rods 202 are fixedly connected between the two sliding plates 205 and the outer ring 204. A plurality of heat dissipation grooves 6 are equiangularly arranged on the outside of the rotor 1. A positioning groove 5 is arranged in the heat dissipation groove 6. A heat dissipation plate 203 is arranged in the heat dissipation groove 6. A positioning block 207 is fixedly connected to the heat dissipation plate 203. The positioning block 207 is inserted into the positioning groove 5. A plurality of heat conduction fins 208 are evenly arranged on the heat dissipation plate 203. Two groups of heat dissipation holes 2010 are arranged on the heat dissipation plate 203. A plurality of limiting blocks 2012 are fixedly installed equiangularly on the inner side of the outer ring 204. The limiting blocks 2012 are inserted into the heat dissipation grooves 6 and are in contact with the side of the heat dissipation plate 203 away from the positioning block 207. A limiting hole 209 is arranged on the side of the heat dissipation plate 203 away from the positioning block 207. A limiting post 2011 is fixedly installed on the side of the limiting block 2012 close to the heat dissipation plate 203. The limiting post 2011 is inserted into the limiting hole 209. One end of the rotating shaft 4 close to the rotor 1 is fixedly connected with a side disc 206. The side disc 206 is in contact with the iron core 3. Two limiting cylinders 2013 are symmetrically and fixedly connected to the side of the side disc 206 away from the rotating shaft 4. The two limiting cylinders 2013 are respectively sleeved on the outside of the two sliding rods 2014, and the two limiting cylinders 2013 are respectively in contact with the two sliding plates 205;

[0027] In the use state, first place the heat dissipation plate 203 in the heat dissipation groove 6 and move it so that the positioning block 207 is inserted into the positioning groove 5. Then horizontally move the outer ring 204, drive the two sliding plates 205 to slide on the outside of the two sliding rods 2014 respectively through the two connecting rods 202, and drive the limiting blocks 2012 to slide in the heat dissipation grooves 6 until they are in contact with the heat dissipation plate 203. At the same time, the limiting posts 2011 are inserted into the limiting holes 209. Then respectively sleeve the two limiting cylinders 2013 on the outside of the two sliding rods 2014 until the two limiting cylinders 2013 are respectively in contact with the two sliding plates 205. When the side disc 206 is fixed to the mounting ring 201, the two sliding plates 205 are limited, and finally the rapid installation of a plurality of heat dissipation plates 203 is realized.

[0028] Specifically, as Figure 6 given, two side plates 2017 are symmetrically and fixedly connected to the side of the side disc 206 away from the rotating shaft 4. Two side frames 2015 are symmetrically and fixedly connected to the outside of the mounting ring 201. The two side plates 2017 are respectively inserted into the two side frames 2015. Bolts 2016 are arranged between the side plates 2017 and the side frames 2015;

[0029] In the state of use, first place the side plate 206 outside the iron core 3, so that the two limiting cylinders 2013 are respectively sleeved outside the two sliding rods 2014. At the same time, the two side plates 2017 are respectively inserted into the two side frames 2015 until the two limiting cylinders 2013 are respectively in contact with the two sliding plates 205. Then tighten the two bolts 2016 to fix the two side plates 2017 to the two side frames 2015 respectively, and fix the side plate 206 to the mounting ring 201. Finally, the limiting of the two sliding plates 205 is realized, and the installation of the rotating shaft 4 is completed at the same time.

Claims

1. A motor rotor structure, comprising a rotor (1), characterized in that: A heat dissipation mechanism (2) is provided on the outer side of the rotor (1). A iron core (3) is installed on the rotor (1), and a rotating shaft (4) is installed on the iron core (3). The heat dissipation mechanism (2) includes a mounting ring (201) fixed to the rotor (1). The mounting ring (201) is fixed to the outer side of the iron core (3). Two sliding rods (2014) are symmetrically and fixedly connected to the side of the mounting ring (201) away from the rotor (1). Slide plates (205) are movably sleeved on the outer sides of the two sliding rods (2014). An outer ring (204) is movably sleeved on the outer side of the rotor (1). Connecting rods (202) are fixedly connected between the two slide plates (205) and the outer ring (204).

2. The structure of an electric motor rotor according to claim 1, characterized in that: A plurality of heat dissipation grooves (6) are equiangularly provided on the outer side of the rotor (1). A positioning groove (5) is provided in the heat dissipation groove (6). A heat dissipation plate (203) is provided in the heat dissipation groove (6). A positioning block (207) is fixedly connected to the heat dissipation plate (203). The positioning block (207) is inserted into the positioning groove (5). A plurality of heat conduction fins (208) are evenly provided on the heat dissipation plate (203). Two groups of heat dissipation holes (2010) are provided on the heat dissipation plate (203).

3. A motor rotor structure according to claim 1, characterized in that: A plurality of limiting blocks (2012) are fixedly installed equiangularly on the inner side of the outer ring (204). The limiting blocks (2012) are inserted into the heat dissipation grooves (6) and are in contact with the side of the heat dissipation plate (203) away from the positioning block (207).

4. A motor rotor structure according to claim 2, characterized in that: A limiting hole (209) is provided on the side of the heat dissipation plate (203) away from the positioning block (207). A limiting column (2011) is fixedly installed on the side of the limiting block (2012) close to the heat dissipation plate (203). The limiting column (2011) is inserted into the limiting hole (209).

5. A motor rotor structure according to claim 1, characterized in that: One end of the rotating shaft (4) close to the rotor (1) is fixedly connected with a side plate (206). The side plate (206) is in contact with the iron core (3). Two limiting cylinders (2013) are symmetrically and fixedly connected to the side of the side plate (206) away from the rotating shaft (4). The two limiting cylinders (2013) are respectively sleeved on the outer sides of the two sliding rods (2014), and the two limiting cylinders (2013) are respectively in contact with the two slide plates (205).

6. The motor rotor structure according to claim 5, wherein: Two side plates (2017) are symmetrically and fixedly connected to the side of the side plate (206) away from the rotating shaft (4). Two side frames (2015) are symmetrically and fixedly connected to the outer side of the mounting ring (201). The two side plates (2017) are respectively inserted into the two side frames (2015). Bolts (2016) are provided between the side plates (2017) and the side frames (2015).

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