Mining axial magnetic flux permanent magnet motor

Abstract

The invention discloses a mining axial magnetic flux permanent magnet motor, and relates to the technical field of permanent magnet motors. According to the axial magnetic flux permanent magnet motor for the mine, through the arrangement of the protective shaft sleeve, air can enter the protective shaft sleeve through the air inlet channel during operation, and then the air inlet plate frame enters the machine body, so that cleaning water can be in contact with a running rotor shaft body along with the access of the cleaning water into the liquid inlet pipe in the air inlet process; and on one hand, heat dissipation treatment on the rotor shaft body can be realized, and on the other hand, dust entrained in air entering the protection shaft sleeve can be adsorbed and discharged along with the liquid discharging pipe along with sputtering caused by contact between cleaning water and the rotor shaft body, on the other hand, the heat dissipation performance of equipment is improved, and the dustproof effect of the equipment is improved at the same time.

Description

Technical Field

[0001] The invention relates to the technical field of permanent magnet motors, in particular to an axial flux permanent magnet motor for mining. Background Art

[0002] The permanent magnet synchronous motor is mainly composed of various parts such as the rotor, end cover and stator. The stator structure of the permanent magnet synchronous motor is very similar to that of an ordinary induction motor. The biggest difference between the rotor structure and the asynchronous motor is that high-quality permanent magnet poles are placed on the rotor. According to the different positions of the permanent magnets on the rotor, the permanent magnet synchronous motor is usually divided into a surface rotor structure and an internal rotor structure. Referring to the Chinese patent, the announcement number is "CN218940788U" "A kind of axial flux permanent magnet motor", the patent points out that the existing equipment has problems such as short circuit between laminations and difficulty in aligning pre-punched slots; but the equipment still has problems with poor heat dissipation and dust prevention, especially when the motor is applied to mining operations. In this regard, we propose a mining axial flux permanent magnet motor to solve the above problems. Summary of the invention

[0003] In view of the deficiencies in the prior art, the present invention provides an axial flux permanent magnet motor for mining, which solves the problems raised in the above background technology.

[0004] To achieve the above objectives, the present invention is implemented through the following technical solutions: an axial flux permanent magnet motor for mining, comprising a body, the sides and bottom of the body are provided with assembly components for assembling the body to a preset position;

[0005] A rotor shaft body is rotatably connected inside the machine body, a protective sleeve is fixed inside the machine body, the rotor shaft body passes through the protective sleeve and remains coaxial therewith, an arc groove is opened on the outside of the protective sleeve, and a plurality of air inlet channels interconnected with the arc groove are opened inside the protective sleeve, an inner sealing ring is fixedly installed on the end of the protective sleeve, a rectangular air inlet is opened inside the inner sealing ring, and an air inlet plate frame is fixedly installed on the outside of the rectangular air inlet;

[0006] The outer side of the rotor shaft body is fixedly sleeved with a transmission ring sleeve, and the outer side of the transmission ring sleeve is fixedly installed with multiple arc-shaped plates, which are used to run with the rotor shaft body, so that air enters the protective sleeve from the air intake channel and enters the interior of the body from the air intake plate frame. Multiple exhaust holes are opened at the bottom of the body.

[0007] Preferably, an adjusting sleeve is sleeved on the outer side of the transmission ring sleeve for adjusting the air volume entering the protective sleeve. The adjusting sleeve is slidably sleeved on the outer side of the transmission ring sleeve. The end of the adjusting sleeve is rotatably connected to a rotating disk frame. Adjusting slide rods are fixedly installed at both ends of the rotating disk frame. The adjusting slide rods penetrate the protective sleeve and are slidably connected thereto. A positioning nut is sleeved on the outer side of the adjusting slide rod.

[0008] Preferably, a sealing sheet is provided between the adjusting slide rod and the protective sleeve for maintaining a seal between the adjusting slide rod and the protective sleeve, and the sealing sheet is fixed inside the protective sleeve.

[0009] Preferably, a sealing ring frame is fixedly mounted on the outer side of the inner sealing ring, and the sealing ring frame is fixedly mounted inside the machine body.

[0010] Preferably, a sealing gasket is installed between the inner sealing ring and the protective sleeve, and the sealing gasket is fixedly connected to the inner sealing ring.

[0011] Preferably, bearings are provided between the inner sealing ring and the protective sleeve and the rotor shaft body, the bearings are sleeved on the outer side of the rotor shaft body, and sealing packing rings are provided on the inner side of the bearings.

[0012] Preferably, a liquid inlet pipe is fixedly mounted on the top surface of the protective sleeve, a liquid discharge pipe is fixedly mounted on the bottom of the protective sleeve, and a filter screen is fixedly mounted on the outer side of the arc-shaped groove.

[0013] Preferably, the interior of the air intake plate frame is filled with an adsorption cotton core for adsorbing moisture in the air.

[0014] Preferably, the assembly component includes a bottom assembly frame and a side assembly frame, the bottom assembly frame is fixedly connected to the bottom of the body, the side assembly frame is fixedly connected to one side of the body close to the rotor shaft body, and a plurality of arc-shaped slots are symmetrically opened inside the side assembly frame, and positioning screws are installed inside the arc-shaped slots for locking the body.

[0015] Preferably, a plurality of positioning holes are opened on the side of the side assembly frame, an inner positioning piece is slidably sleeved on the outer side of the positioning screw, positioning rods matching the positioning holes are fixed at both ends of the inner positioning piece, and an inner gasket is fixedly installed on the outer side of the side assembly frame.

[0016] The present invention provides an axial flux permanent magnet motor for mining. Compared with the prior art, it has the following beneficial effects:

[0017] (1) The axial flux permanent magnet motor for mining, through the setting of the protective sleeve, can allow air to enter the protective sleeve through the air intake channel during operation, and then enter the body through the air intake plate frame. During the process of air entering, as the cleaning water is connected to the liquid inlet pipe, the cleaning water can contact the running rotor shaft body, on the one hand, it can achieve heat dissipation of the rotor shaft body, and at the same time, as the cleaning water contacts the rotor shaft body and splashes, it can adsorb the dust mixed in the air entering the protective sleeve and discharge it through the drain pipe, on the one hand, improving the heat dissipation performance of the equipment, and at the same time improving the dust prevention effect of the equipment.

[0018] (2) The axial flux permanent magnet motor for mining can adjust the air volume of the air intake channel by adjusting the position of the adjusting sleeve installed on the outside of the transmission ring sleeve, so that the heat dissipation performance can be adjusted according to the application site of the equipment, thereby avoiding affecting the normal operation of the equipment and improving the application scope of the equipment.

[0019] (3) The axial flux permanent magnet motor for mining can filter the air entering the protective sleeve through the setting of the filter screen to ensure the heat dissipation effect of the equipment. At the same time, the air intake plate frame and the adsorption cotton core filled inside it can absorb the moisture in the air to avoid excessive humidity in the air affecting normal operation, further improving the use effect of the equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Fig. 1 is a schematic diagram of the overall structure of the present invention;

[0021] FIG2 is a schematic diagram of the structure of the side assembly frame of the present invention;

[0022] FIG3 is an enlarged structural schematic diagram of point A in FIG2 of the present invention;

[0023] FIG4 is a schematic diagram of the structure of the protective sleeve of the present invention;

[0024] FIG5 is a schematic cross-sectional view of the structure of FIG4 of the present invention;

[0025] FIG6 is an enlarged schematic diagram of the structure at B in FIG5 of the present invention;

[0026] FIG7 is a front view of FIG5 of the present invention;

[0027] FIG8 is an enlarged structural schematic diagram of point C in FIG7 of the present invention;

[0028] FIG. 9 is a schematic cross-sectional view of the adjusting sleeve of the present invention.

[0029] In the figure: 1, machine body; 2, bottom assembly frame; 3, side assembly frame; 301, arc-shaped notch; 302, positioning socket; 4, positioning screw; 5, inner gasket; 6, inner positioning piece; 601, positioning plug rod; 7, rotor shaft body; 701, bearing; 702, sealing packing ring; 8, protective sleeve; 801, arc-shaped groove; 802, air intake channel; 9, sealing ring frame; 901, inner sealing ring; 902, sealing gasket; 903, rectangular air inlet; 10, filter screen plate; 11, liquid inlet pipe; 12, liquid discharge pipe; 13, air inlet plate frame; 1301, adsorption cotton core; 14, transmission ring sleeve; 1401, arc-shaped sheet; 15, adjusting sleeve; 16, rotating disc frame; 1601, adjusting slide rod; 1602, positioning nut. DETAILED DESCRIPTION

[0030] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0031] Please refer to Figures 1 to 8. The present invention provides two technical solutions, specifically including the following embodiments:

[0032] Embodiment 1:

[0033] In an embodiment of the present invention, an axial flux permanent magnet motor for mining includes a body 1, a rotor shaft body 7 is rotatably connected inside the body 1, a protective sleeve 8 is fixed inside the body 1, the rotor shaft body 7 passes through the protective sleeve 8 and remains coaxial therewith, an arc groove 801 is opened on the outside of the protective sleeve 8, and a plurality of air inlet channels 802 interconnected with the arc groove 801 are opened inside the protective sleeve 8, an inner sealing ring 901 is fixedly installed at the end of the protective sleeve 8, a rectangular air inlet 903 is opened inside the inner sealing ring 901, and an air inlet plate frame 13 is fixedly installed on the outside of the rectangular air inlet 903;

[0034] In the embodiment of the present invention, specifically, during operation, the body 1 is locked to the mining equipment by means of bolts;

[0035] In the embodiment of the present invention, specifically, referring to FIG. 1 to FIG. 8 , the internal shape of the protective sleeve 8 is a frustum type. When the device is running, the external air can enter the protective sleeve 8 through the multiple air inlet channels 802, and then enter the body 1 through the air inlet plate frame 13, so as to achieve heat dissipation and ensure the normal operation of the device.

[0036] In the embodiment of the present invention, a transmission ring sleeve 14 is fixedly sleeved on the outer side of the rotor shaft body 7, and a plurality of arc-shaped pieces 1401 are fixedly installed on the outer side of the transmission ring sleeve 14, which is used to run with the rotor shaft body 7, so that air enters the protective sleeve 8 from the air inlet channel 802, and enters the interior of the machine body 1 from the air inlet plate frame 13. A plurality of exhaust through holes are opened at the bottom of the machine body 1, and the transmission ring sleeve 14 is used as a driving member. When the machine body 1 is running, the transmission ring sleeve 14 can run with the rotor shaft body 7, and generate negative pressure inside the protective sleeve 8 through the plurality of arc-shaped pieces 1401 installed on the outer side, thereby accelerating the flow speed of the gas and further improving the heat dissipation effect of the equipment;

[0037] In the embodiment of the present invention, further, an adjusting sleeve 15 is sleeved on the outer side of the transmission ring sleeve 14 for adjusting the air volume entering the protective sleeve 8. The adjusting sleeve 15 is slidably sleeved on the outer side of the transmission ring sleeve 14. The end of the adjusting sleeve 15 is rotatably connected to a rotating disc frame 16. Both ends of the rotating disc frame 16 are fixedly installed with adjusting slide bars 1601. The adjusting slide bar 1601 penetrates the protective sleeve 8 and is slidably connected thereto. A positioning nut 1602 is sleeved on the outer side of the adjusting slide bar 1601. The adjusting sleeve 15 is used to adjust the leakage length of the arc-shaped piece 1401, that is, as the leakage length increases, the transmission ring sleeve 14 drives the arc-shaped piece 1401, and the negative pressure inside the protective sleeve 8 increases. By adjusting the position of the adjusting sleeve 15, it is convenient to adjust the air volume of the air inlet channel 802, further expanding the scope of application of the equipment.

[0038] In the embodiment of the present invention, specifically, the limit on the adjusting slide rod 1601 is canceled by screwing the positioning nut 1602, and then the adjusting slide rod 1601 is pushed to make the adjusting sleeve 15 slide outside the transmission ring sleeve 14 until the copper hot pot positioning nut 1602 re-locks the adjusting slide rod 1601 after the adjustment is completed;

[0039] In the embodiment of the present invention, further, a sealing sheet is provided between the adjusting slide bar 1601 and the protective sleeve 8, so as to maintain a seal between the adjusting slide bar 1601 and the protective sleeve 8, and the sealing sheet is fixed inside the protective sleeve 8;

[0040] In the embodiment of the present invention, further, a sealing ring frame 9 is fixedly installed on the outer side of the inner sealing ring 901, and the sealing ring frame 9 is fixedly installed inside the body 1;

[0041] In the embodiment of the present invention, further, a sealing gasket 902 is installed between the inner sealing ring 901 and the protective sleeve 8, and the sealing gasket 902 is fixedly connected to the inner sealing ring 901;

[0042] In the embodiment of the present invention, specifically, a bearing 701 is provided between the inner sealing ring 901 and the protective sleeve 8 and the rotor shaft body 7, the bearing 701 is sleeved on the outer side of the rotor shaft body 7, and a sealing packing ring 702 is provided on the inner side of the bearing 701, the sealing packing ring 702 is an existing component, and is used to ensure the sealing between the rotor shaft body 7 and the inner sealing ring 901 and the protective sleeve 8;

[0043] In the embodiment of the present invention, further, a liquid inlet pipe 11 is fixedly installed on the top surface of the protective sleeve 8, a liquid discharge pipe 12 is fixedly installed on the bottom of the protective sleeve 8, and a filter screen plate 10 is fixedly installed on the outer side of the arc groove 801. During use, by injecting cleaning water into the liquid inlet pipe 11, when the equipment is in operation, the cleaning water can enter the protective sleeve 8 through the liquid inlet pipe 11 and contact the running rotor shaft body 7. On the one hand, the cooling operation of the rotor shaft body 7 can be achieved. At the same time, as the cleaning water contacts the running rotor shaft body 7, it can be splashed inside the protective sleeve 8, and the air entering the protective sleeve 8 through the air inlet channel 802 is filtered, so as to prevent external dust from entering the body 1 during operation, and further improve the heat dissipation effect and dust prevention effect;

[0044] In the embodiment of the present invention, specifically, the interior of the air intake plate frame 13 is filled with an adsorption cotton core 1301 for adsorbing moisture in the air to prevent the air humidity entering the interior of the machine body 1 from being high and affecting the normal operation of the device.

[0045] Embodiment 2: Based on embodiment 1, in the embodiment of the present invention, a mining axial flux permanent magnet motor comprises a body 1, and the side and bottom of the body 1 are provided with assembly components for assembling the body 1 to a preset position;

[0046] Specifically, when in use, firstly, the machine body 1 is installed on the mining conveying equipment by assembling components, and used as a driving source to realize the mining conveying operation;

[0047] In the embodiment of the present invention, a rotor shaft body 7 is rotatably connected inside the body 1, a protective sleeve 8 is fixed inside the body 1, the rotor shaft body 7 passes through the protective sleeve 8 and remains coaxial therewith, an arc groove 801 is opened on the outside of the protective sleeve 8, and a plurality of air inlet channels 802 interconnected with the arc groove 801 are opened inside the protective sleeve 8, an inner sealing ring 901 is fixedly installed at the end of the protective sleeve 8, a rectangular air inlet 903 is opened inside the inner sealing ring 901, and an air inlet plate frame 13 is fixedly installed on the outside of the rectangular air inlet 903;

[0048] Specifically, referring to FIGS. 1 to 8 , the internal shape of the protective sleeve 8 is a frustum. When the device is running, external air can enter the protective sleeve 8 through multiple air inlet channels 802, and then enter the body 1 through the air inlet plate frame 13, thereby achieving heat dissipation and ensuring normal operation of the device.

[0049] In the embodiment of the present invention, a transmission ring sleeve 14 is fixedly sleeved on the outer side of the rotor shaft body 7, and a plurality of arc-shaped pieces 1401 are fixedly installed on the outer side of the transmission ring sleeve 14, which is used to run with the rotor shaft body 7, so that air enters the protective sleeve 8 from the air inlet channel 802, and enters the interior of the machine body 1 from the air inlet plate frame 13. A plurality of exhaust through holes are opened at the bottom of the machine body 1, and the transmission ring sleeve 14 is used as a driving member. When the machine body 1 is running, the transmission ring sleeve 14 can run with the rotor shaft body 7, and generate negative pressure inside the protective sleeve 8 through the plurality of arc-shaped pieces 1401 installed on the outer side, thereby accelerating the flow speed of the gas and further improving the heat dissipation effect of the equipment;

[0050] Furthermore, an adjusting sleeve 15 is sleeved on the outer side of the transmission ring sleeve 14 for adjusting the air volume entering the protective sleeve 8. The adjusting sleeve 15 is slidably sleeved on the outer side of the transmission ring sleeve 14. The end of the adjusting sleeve 15 is rotatably connected to a rotating disc frame 16. Both ends of the rotating disc frame 16 are fixedly installed with adjusting slide bars 1601. The adjusting slide bar 1601 penetrates the protective sleeve 8 and is slidably connected thereto. A positioning nut 1602 is sleeved on the outer side of the adjusting slide bar 1601. The adjusting sleeve 15 is used to adjust the leakage length of the arc-shaped piece 1401, that is, as the leakage length increases, the transmission ring sleeve 14 drives the arc-shaped piece 1401, and the negative pressure inside the protective sleeve 8 increases. By adjusting the position of the adjusting sleeve 15, it is convenient to adjust the air volume of the air inlet channel 802, further expanding the scope of application of the equipment.

[0051] Specifically, the limit of the adjusting slide rod 1601 is canceled by screwing the positioning nut 1602, and then the adjusting slide rod 1601 is pushed to make the adjusting sleeve 15 slide outside the transmission ring sleeve 14 until the copper hot pot positioning nut 1602 re-locks the adjusting slide rod 1601 after the adjustment is completed;

[0052] Furthermore, a sealing sheet is provided between the adjusting slide bar 1601 and the protective sleeve 8, for maintaining a seal between the adjusting slide bar 1601 and the protective sleeve 8, and the sealing sheet is fixed inside the protective sleeve 8;

[0053] Furthermore, a sealing ring frame 9 is fixedly installed on the outer side of the inner sealing ring 901, and the sealing ring frame 9 is fixedly installed inside the body 1;

[0054] Furthermore, a sealing gasket 902 is installed between the inner sealing ring 901 and the protective sleeve 8, and the sealing gasket 902 is fixedly connected to the inner sealing ring 901;

[0055] Specifically, a bearing 701 is provided between the inner sealing ring 901 and the protective sleeve 8 and the rotor shaft body 7. The bearing 701 is sleeved on the outer side of the rotor shaft body 7, and a sealing packing ring 702 is provided on the inner side of the bearing 701. The sealing packing ring 702 is an existing component and is used to ensure the sealing between the rotor shaft body 7 and the inner sealing ring 901 and the protective sleeve 8.

[0056] Furthermore, a liquid inlet pipe 11 is fixedly installed on the top surface of the protective sleeve 8, a liquid discharge pipe 12 is fixedly installed on the bottom of the protective sleeve 8, and a filter screen plate 10 is fixedly installed on the outer side of the arc groove 801. During use, by injecting cleaning water into the liquid inlet pipe 11, when the equipment is in operation, the cleaning water can enter the protective sleeve 8 through the liquid inlet pipe 11 and contact the running rotor shaft body 7, which can achieve the cooling operation of the rotor shaft body 7. At the same time, as the cleaning water contacts the running rotor shaft body 7, it can be splashed inside the protective sleeve 8, and the air entering the protective sleeve 8 through the air inlet channel 802 is filtered, so as to prevent external dust from entering the body 1 during operation, and further improve the heat dissipation effect and dust prevention effect;

[0057] Specifically, the air intake plate frame 13 is filled with an adsorption cotton core 1301 for adsorbing moisture in the air to prevent the air humidity entering the body 1 from being high and affecting the normal operation of the device;

[0058] Further, the assembly component includes a bottom assembly frame 2 and a side assembly frame 3, the bottom assembly frame 2 is fixedly connected to the bottom of the body 1, the side assembly frame 3 is fixedly connected to the side of the body 1 close to the rotor shaft body 7, a plurality of arc-shaped notches 301 are symmetrically opened inside the side assembly frame 3, and positioning screws 4 are installed inside the arc-shaped notches 301 for locking the body 1; a plurality of positioning holes 302 are opened on the side of the side assembly frame 3, an inner positioning member 6 is slidably sleeved on the outer side of the positioning screw 4, and positioning rods 601 adapted to the positioning holes 302 are fixed at both ends of the inner positioning member 6, and an inner gasket 5 is fixedly installed on the outer side of the side assembly frame 3;

[0059] Furthermore, through the cooperation of the bottom assembly frame 2 and the side assembly frame 3, the assembly operation of the body 1 can be facilitated. At the same time, through the setting of the inner positioning member 6, when the body 1 is assembled through the side assembly frame 3, the positioning rod 601 at the end of the inner positioning member 6 can be pressed into the corresponding positioning hole 302, and then locked through the positioning screw 4, thereby improving the assembly stability and application range of the equipment.

[0060] Meanwhile, the contents not described in detail in this specification belong to the prior art known to those skilled in the art.

[0061] The above is a detailed description of an embodiment of the present invention, but the content is only a preferred embodiment of the present invention and cannot be considered to limit the scope of implementation of the present invention. All equivalent changes and improvements made within the scope of the present invention should still fall within the scope of the present invention.

Claims

1. An axial flux permanent magnet motor for mining, comprising a body (1), characterized in that: The sides and bottom of the machine body (1) are provided with assembly components for assembling the machine body (1) to a preset position; A rotor shaft body (7) is rotatably connected inside the machine body (1), a protective sleeve (8) is fixed inside the machine body (1), the rotor shaft body (7) passes through the protective sleeve (8) and remains coaxial therewith, an arc-shaped groove (801) is provided on the outside of the protective sleeve (8), and a plurality of air intake channels (802) that are interconnected with the arc-shaped grooves (801) are provided inside the protective sleeve (8), an inner sealing ring (901) is fixedly installed at the end of the protective sleeve (8), a rectangular air intake port (903) is provided inside the inner sealing ring (901), and an air intake plate frame (13) is fixedly installed outside the rectangular air intake port (903); The outer side of the rotor shaft body (7) is fixedly sleeved with a transmission ring sleeve (14), and the outer side of the transmission ring sleeve (14) is fixedly mounted with a plurality of arc-shaped sheets (1401) for allowing air to enter the protective sleeve (8) through the air intake passage (802) and enter the interior of the machine body (1) through the air intake plate frame (13) as the rotor shaft body (7) moves. A plurality of exhaust holes are provided at the bottom of the machine body (1).

2. The axial flux permanent magnet motor for mining according to claim 1 is characterized in that: The outer side of the transmission ring sleeve (14) is sleeved with an adjustment sleeve (15) for adjusting the air volume entering the protective sleeve (8); the adjustment sleeve (15) is slidably sleeved on the outer side of the transmission ring sleeve (14); the end of the adjustment sleeve (15) is rotatably connected to a rotating disk frame (16); both ends of the rotating disk frame (16) are fixedly mounted with adjustment slide rods (1601); the adjustment slide rods (1601) penetrate the protective sleeve (8) and are slidably connected thereto; and the outer side of the adjustment slide rod (1601) is sleeved with a positioning nut (1602).

3. The axial flux permanent magnet motor for mining according to claim 2 is characterized in that: A sealing sheet is provided between the adjusting slide bar (1601) and the protective sleeve (8) for maintaining a seal between the adjusting slide bar (1601) and the protective sleeve (8); the sealing sheet is fixed inside the protective sleeve (8).

4. The axial flux permanent magnet motor for mining according to claim 1 is characterized in that: A sealing ring frame (9) is fixedly mounted on the outer side of the inner sealing ring (901); the sealing ring frame (9) is fixedly mounted inside the machine body (1).

5. The axial flux permanent magnet motor for mining according to claim 4, characterized in that: A sealing gasket (902) is installed between the inner sealing ring (901) and the protective sleeve (8), and the sealing gasket (902) is fixedly connected to the inner sealing ring (901).

6. The axial flux permanent magnet motor for mining according to claim 1, characterized in that: A bearing (701) is provided between the inner sealing ring (901) and the protective sleeve (8) and the rotor shaft body (7); the bearing (701) is sleeved on the outside of the rotor shaft body (7), and a sealing packing ring (702) is provided on the inside of the bearing (701).

7. The axial flux permanent magnet motor for mining according to claim 1, characterized in that: A liquid inlet pipe (11) is fixedly mounted on the top surface of the protective sleeve (8), a liquid discharge pipe (12) is fixedly mounted on the bottom of the protective sleeve (8), and a filter screen plate (10) is fixedly mounted on the outside of the arc-shaped groove (801).

8. The axial flux permanent magnet motor for mining according to claim 1, characterized in that: The interior of the air intake plate frame (13) is filled with an adsorption cotton core (1301) for adsorbing moisture in the air.

9. The axial flux permanent magnet motor for mining according to claim 1, characterized in that: The assembly assembly comprises a bottom assembly frame (2) and a side assembly frame (3), wherein the bottom assembly frame (2) is fixedly connected to the bottom of the machine body (1), and the side assembly frame (3) is fixedly connected to a side of the machine body (1) close to the rotor shaft body (7), and a plurality of arc-shaped notches (301) are symmetrically provided inside the side assembly frame (3), and positioning screws (4) are installed inside the arc-shaped notches (301) for locking the machine body (1).

10. The axial flux permanent magnet motor for mining according to claim 9, characterized in that: A plurality of positioning holes (302) are provided on the side of the side assembly frame (3); an inner positioning piece (6) is slidably sleeved on the outer side of the positioning screw (4); positioning rods (601) adapted to the positioning holes (302) are fixed at both ends of the inner positioning piece (6); and an inner gasket (5) is fixedly mounted on the outer side of the side assembly frame (3).

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