CN114744806A - Lightweight high-strength motor base - Google Patents

Abstract

The invention discloses a light-weight high-strength motor base, and belongs to the technical field of motors. A lightweight high-strength motor base comprises a protective shell, wherein an installation cavity for placing a stator is arranged in the protective shell, an air inlet and an air outlet are respectively formed in the top and the bottom of the protective shell, a support shell is connected to the bottom wall of the protective shell, the support shell is communicated with the air outlet, a heat dissipation assembly is arranged in the support shell, the bottom wall of the support shell is connected with a plurality of elastic telescopic rods, one ends, away from the support shell, of the elastic telescopic rods are connected with a base, a driving mechanism for driving the heat dissipation assembly to work is arranged on the base, threaded holes are formed in the outer wall of the base, and bolts are movably connected in the threaded holes; when the vibration of the motor in the operation process is buffered, the motor can be effectively cooled, and the anti-loosening assembly is controlled to work through the dissipated hot gas, so that the anti-loosening assembly fastens the bolt, the bolt is prevented from loosening, and the operation stability of the device is improved.

Description

A lightweight and high-strength motor base

technical field

The invention relates to the technical field of motors, in particular to a lightweight and high-strength motor base.

Background technique

Motor refers to an electromagnetic device that realizes the conversion or transfer of electrical energy according to the law of electromagnetic induction. Its main function is to generate driving torque. As a power source for electrical appliances or various machinery, a general motor is mainly composed of a frame, a stator, a rotor, a commutator, a brush, and a bearing. The base is a very important part of the motor structure. Although it does not directly participate in the conversion of electromagnetic energy, it will be affected by electromagnetic tension and vibration during operation.

The Chinese invention with the patent number CN202010302084.X in the prior art discloses a shock-absorbing and cooling automobile motor mechanical equipment box using gravity, including a box body. There is a rotating rod on the side, and the device cools and dehumidifies the motor while damping and buffering the motor. However, in the process of specific use, since the fan blade does not always rotate in one direction, but rotates forward and reverse, so that the reverse is immediately after the end of the forward rotation, which requires a large reverse potential energy, so that the speed of the fan blade will change after the direction changes. At the same time, since the motor base is generally fixed by bolts during installation, the bolts are easily loosened during vibration, which affects the use of the motor, and in severe cases, the motor falls off, resulting in safety accidents.

SUMMARY OF THE INVENTION

The purpose of the present invention is to propose a lightweight and high-strength motor base in order to solve the problems existing in the prior art.

In order to achieve the above object, the present invention adopts the following technical solutions:

A light-weight and high-strength motor base includes a protective casing, a mounting cavity for placing a stator is arranged in the protective casing, an air inlet and an air outlet are respectively opened at the top and bottom of the protective casing, and the air inlet is arranged in the air inlet. A filter screen is provided, a ash cleaning component for cleaning the filter screen is arranged on the protective shell, a support shell is connected to the bottom wall of the protective shell, the support shell and the air outlet are communicated with each other, and the support shell A heat dissipation assembly is arranged inside, a plurality of elastic telescopic rods are connected to the bottom wall of the support shell, and a base is connected to one end of the elastic telescopic rod away from the support shell, and a base for driving the heat dissipation assembly is arranged on the base. Drive mechanism, the outer wall of the base is provided with threaded holes, bolts are movably connected in the threaded holes, and the threaded holes are provided with anti-loose components for tightening the bolts, and the anti-loose components are dissipated by the heat dissipation component driven by the heat.

Preferably, the heat dissipation assembly includes a conical groove formed at the bottom of the support shell, the inner wall of the conical groove is fixedly connected with a conical air intake hopper, the inner wall of the conical air intake hopper is connected with a support rod, and the support A rotating rod is rotatably connected in the rod through a bearing, the top of the rotating rod is connected with a fan disk, the outer wall of the fan disk is evenly provided with fan blades, and the bottom of the rotating rod is movably connected in the base.

Preferably, the drive mechanism includes a transmission assembly and a drive assembly, the transmission assembly includes a U-shaped frame fixed on the top of the base, both sides of the inner wall of the U-shaped frame are rotatably connected with a first bevel gear, and the base The top wall of the seat and the top inner wall of the U-shaped frame are rotatably connected with a second bevel gear that meshes with the first bevel gear, and the two second bevel gears are both arranged on the rotating rod.

Preferably, the second bevel gear is set as a half gear, the inner wall of the second bevel gear is provided with a guide bar, the outer wall of the rotating rod is provided with a guide groove matched with the guide bar, and the rotating rod slides on the first Inside the two bevel gears.

Preferably, the outer wall of the base is provided with a movable groove, the inner wall of the movable groove is connected with a first elastic element, and the end of the first elastic element away from the inner wall of the movable groove is connected with a fixed plate, and the fixed plate rotates with the rotating rod connected.

Preferably, the drive assembly includes a fixed block fixed on the base, a rotating shaft is rotatably connected in the fixed block, and one end of the rotating shaft passes through the U-shaped frame and is fixedly connected with the first bevel gear, so A moving gear is connected to the end of the rotating shaft away from the first bevel gear, and the driving assembly further includes a rack plate fixed on the bottom wall of the support housing, and the rack plate and the moving gear are in mesh with each other.

Preferably, the anti-loosening component includes an air flow channel opened in the base, the air flow channel and the threaded hole communicate with each other, the inner wall of the air flow channel is provided with a heating cavity, and the inner wall of the heating cavity is connected with a second elastic element, One end of the second elastic element away from the inner wall of the heating chamber is connected with a clamping block, the outer wall of the clamping block is provided with a rubber pad, the outer wall of the rubber pad is provided with anti-skid lines, and the rubber pad is movable against the bolt.

Preferably, a sleeve is fixedly connected to the top of the base, the sleeve is slidably connected to the outer wall of the conical air intake hopper, a closed cavity is formed between the conical air intake bucket and the sleeve, and the closed The cavity communicates with the airflow channel.

Preferably, the outer wall of the protective shell is provided with uniformly distributed heat dissipation fins, the cavity wall of the installation cavity is evenly distributed with a number of inner ribs along the direction of the axis of the protective shell, and a plurality of inner ribs are arranged between the plurality of inner ribs. Reinforced annular rib.

Preferably, the dust cleaning assembly includes a moving plate slidably connected to the heat dissipation fins, the moving plate is connected with a slider, the heat dissipation fin is provided with a sliding slot matched with the slider, the sliding slot A third elastic element is arranged between the inner wall and the slider. The cleaning assembly further includes a fixed plate fixed on the base. The fixed plate and the moving plate are provided with matching inclined surfaces. The movement is counteracted, and the bottom of the moving plate is connected with a brush, and the brush is in counteract with the filter screen.

Compared with the prior art, the present invention provides a lightweight and high-strength motor base, which has the following beneficial effects:

1. The lightweight and high-strength motor base can effectively cool the motor by using the drive mechanism to drive the cooling components to work when the vibration during the motor operation is buffered by the elastic telescopic rod, and the anti-loose components are controlled by the dissipated heat. Work to make the anti-loosening components fasten the bolts to avoid loosening of the bolts and improve the stability of the device.

2. The light-weight and high-strength motor base, through the elastic telescopic rod, makes the protective shell and the support shell move up and down when the motor vibrates, so that the rack plate at the bottom of the support shell and the moving gear mesh with each other, so that the moving The gear drives the rotating shaft to rotate forward and reverse. When the rack plate moves down, the first bevel gear on the left meshes with the second bevel gear above, so that the second bevel gear above rotates counterclockwise. After the first bevel gear meshes with the second bevel gear above, the rack plate moves up under the action of the elastic telescopic rod, and the first bevel gear on the left meshes with the second bevel gear below, so that the second bevel gear below The bevel gear drives the rotating rod to continue to rotate counterclockwise, so that the rotating rod always rotates counterclockwise in the process of shock absorption, so that the rotating rod drives the fan blades to absorb the heat generated in the protective shell, so that the outside air can flow from the air inlet of the protective shell. Enter and discharge from the air outlet, speed up the air flow inside the protective case, cool down the motor and dissipate heat.

3. The light-weight and high-strength motor base discharges the hot air dissipated in the protective shell through the air flow channel through the heat dissipation component. During this process, the hot air heats the heating cavity in the air flow channel, so that the The air is heated and expanded, which in turn stretches the second elastic element and moves the clamp block to the center of the threaded hole, so that the clamp block drives the rubber pad to offset the bolt, so as to prevent the bolt from being loosened by vibration when the motor moves and affecting the working state of the motor.

4. The light-weight and high-strength motor base is provided with heat dissipation fins on the outside of the protective shell to further improve the heat dissipation effect on the heat inside the protective shell.

5. The light-weight and high-strength motor base is provided with inner ribs and reinforced annular ribs on the inner wall of the installation cavity, thereby enhancing the structural strength of the protective shell.

Description of drawings

Fig. 1 is the structural representation of the present invention;

Fig. 2 is the structural representation of the protective shell of the present invention;

Fig. 3 is the structural schematic diagram of the support shell and the base of the present invention;

FIG. 4 is a schematic diagram 1 of the cross-sectional structure of the support shell and the base of the present invention;

Fig. 5 is the structural representation of part A in Fig. 4 of the present invention;

6 is a second schematic diagram of the cross-sectional structure of the support shell and the base of the present invention;

7 is a schematic structural diagram of the rotating rod and the second bevel gear of the present invention;

8 is a schematic cross-sectional structure diagram of a threaded hole of the present invention;

FIG. 9 is a schematic structural diagram of the ash cleaning assembly of the present invention.

In the figure: 1, protective shell; 101, installation cavity; 102, air inlet; 103, air outlet; 2, support shell; 201, conical groove; 202, conical air inlet bucket; 203, casing; 204, Airtight cavity; 3, elastic telescopic rod; 4, base; 401, threaded hole; 402, bolt; 5, support rod; 501, rotating rod; 5011, guide groove; 502, fan disc; 503, fan blade; 6, U-shaped frame; 601, the first bevel gear; 602, the second bevel gear; 6021, the guide strip; 7, the movable groove; 701, the first elastic element; 702, the fixed plate; 8, the fixed block; 801, the rotating shaft; 802, moving gear; 803, rack plate; 9, air flow channel; 901, heating chamber; 9011, second elastic element; 9012, clamping block; 9013, rubber pad; 10, cooling fins; 11, inner ribs; 111 12, the moving plate; 121, the slider; 122, the brush; 13, the chute; 131, the third elastic element; 14, the fixed plate.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below 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, not all of the embodiments. The embodiments of the present invention, and all other embodiments obtained by those of ordinary skill in the art without creative work, fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the orientations or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "top/bottom", etc. are based on the orientations shown in the accompanying drawings Or the positional relationship is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed to indicate or imply relative importance.

In the description of the present invention, it should be noted that, unless otherwise expressly specified and limited, the terms "installation", "provided with", "sleeve/connection", "connection", etc., should be understood in a broad sense, such as " Connection", which can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, and it can be an internal connection between two components. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood in specific situations.

Example:

1 , 2 , 3 and 4 , a lightweight and high-strength motor frame includes a protective casing 1 , a mounting cavity 101 for placing a stator is arranged in the protective casing 1 , and the top and bottom of the protective casing 1 are respectively An air inlet 102 and an air outlet 103 are provided, a filter screen is arranged in the air inlet 102, a dust cleaning component for cleaning the filter screen is arranged on the protective shell 1, the bottom wall of the protective shell 1 is connected with a support shell 2, the support shell 2 is communicated with the air outlet 103, a heat dissipation component is arranged in the support shell 2, a plurality of elastic telescopic rods 3 are connected to the bottom wall of the support shell 2, and a base 4 is connected to the end of the elastic telescopic rod 3 away from the support shell 2, The base 4 is provided with a driving mechanism for driving the heat dissipation assembly, the outer wall of the base 4 is provided with a threaded hole 401, a bolt 402 is movably connected in the threaded hole 401, and an anti-loosening component for tightening the bolt 402 is arranged in the threaded hole 401 , and the anti-loose component is driven by the heat dissipated by the heat dissipation component.

Specifically, the plurality of air inlets 102 and air outlets 103 opened on the protective shell 1 facilitates the circulation of air on the one hand, and on the other hand, facilitates the reduction of the weight of the protective shell 1, so that it tends to be lightweight, and the motor vibrates during operation. When the elastic telescopic rod 3 buffers the vibration during the operation of the motor, the drive mechanism is used to drive the heat dissipation component to work, which can effectively cool the heat in the motor protective shell 1, and the anti-loose component is controlled by the dissipated heat to prevent loosening. The assembly tightens the bolts 402 to avoid loosening of the bolts 402, the linkage effect is good, and the stability of the operation of the device is improved.

1, 2, 3 and 4, as a preferred technical solution of the present invention, the heat dissipation assembly includes a conical groove 201 opened at the bottom of the support shell 2, and the inner wall of the conical groove 201 is fixedly connected with a conical air intake hopper 202, a support rod 5 is connected to the inner wall of the conical air intake hopper 202, and a rotating rod 501 is connected in the support rod 5 through a bearing rotation. The bottom of the rotating rod 501 is movably connected in the base 4; the heat dissipation assembly is driven to work by the driving mechanism, so that the rotating rod 501 of the heat dissipation assembly rotates, and then the rotating rod 501 drives the fan blade 503 to work, so that the outside air can enter from the protective shell 1. The tuyere 102 enters and is discharged from the air outlet 103 to speed up the air flow inside the protective case 1 and cool the motor and dissipate heat.

4, 5, 6 and 7, as a preferred technical solution of the present invention, the drive mechanism includes a transmission assembly and a drive assembly, and the transmission assembly includes a U-shaped frame 6 fixed on the top of the base 4, and the U-shaped frame 6 Both sides of the inner wall are rotatably connected with a first bevel gear 601, and the top wall of the base 4 and the top inner wall of the U-shaped frame 6 are rotatably connected with a second bevel gear 602 that meshes with the first bevel gear 601, and two second bevel gears 602. The gears 602 are all arranged on the rotating rod 501 .

Further, the second bevel gear 602 is set as a half gear, the inner wall of the second bevel gear 602 is provided with a guide bar 6021, the outer wall of the rotating rod 501 is provided with a guide groove 5011 matched with the guide bar 6021, and the rotating rod 501 slides on the second Inside the bevel gear 602 .

Further, the drive assembly includes a fixed block 8 fixed on the base 4, a rotating shaft 801 is rotatably connected in the fixed block 8, and one end of the rotating shaft 801 passes through the U-shaped frame 6 and is fixedly connected with the first bevel gear 601, A moving gear 802 is connected to the end of the rotating shaft 801 away from the first bevel gear 601 . The drive assembly further includes a rack plate 803 fixed on the bottom wall of the support housing 2 , and the rack plate 803 and the moving gear 802 mesh with each other.

Specifically, through the elastic telescopic rod 3, the protective shell 1 and the support shell 2 move up and down when the motor vibrates, so that the rack plate 803 at the bottom of the support shell 2 and the movable gear 802 are meshed with each other, so that the moving The gear 802 drives the rotating shaft 801 to rotate forward and reverse. When the rack plate 803 moves down, the first bevel gear 601 on the left rotating shaft 801 meshes with the second bevel gear 602 above, so that the second bevel gear 602 above The gear 602 drives the rotating rod 501 to rotate counterclockwise. When the first bevel gear 601 on the left is meshed with the second bevel gear 602 above, the rack plate 803 moves up again under the action of the elastic telescopic rod 3, and the left The first bevel gear 601 and the lower second bevel gear 602 begin to mesh with each other, so that the lower second bevel gear 602 drives the rotating rod 501 to continue to rotate counterclockwise, so that the rotating rod 501 always rotates counterclockwise during the shock absorption process. The rotating rod 501 drives the fan blades 503 to absorb the heat generated in the protective casing 1, so that the outside air enters from the air inlet 102 of the protective casing 1 and is discharged from the air outlet 103, so as to speed up the air flow inside the protective casing 1, and the motor is heated. Cool down and dissipate heat.

5 and 6 , as a preferred technical solution of the present invention, a movable groove 7 is formed on the outer wall of the base 4 , the inner wall of the movable groove 7 is connected with a first elastic element 701 , and an end of the first elastic element 701 away from the inner wall of the movable groove 7 is connected There is a fixed plate 702, and the fixed plate 702 is rotatably connected with the rotating rod 501; the descending of the rotating rod 501 is buffered.

6 and 8, as a preferred technical solution of the present invention, the anti-loosening assembly includes an air flow channel 9 opened in the base 4, the air flow channel 9 is communicated with the threaded hole 401, and the inner wall of the air flow channel 9 is provided with a heating cavity 901, The inner wall of the heating chamber 901 is connected with a second elastic element 9011, and one end of the second elastic element 9011 away from the inner wall of the heating chamber 901 is connected with a clamping block 9012. The pads 9013 and the bolts 402 move against each other.

Further, a sleeve 203 is fixedly connected to the top of the base 4, the sleeve 203 is slidably connected to the outer wall of the conical air intake hopper 202, and a closed cavity 204 is formed between the conical air intake hopper 202 and the sleeve 203. 204 communicates with the airflow channel 9 with each other.

Specifically, the fan blade 503 discharges the hot air into the airtight cavity 204 and exhausts it through the air flow channel 9, the heating cavity 901 placed in the air flow channel 9 is subjected to heat exchange by the hot air, and the air inside the heating cavity 901 is heated and expanded, thereby making the first The two elastic elements 9011 are stretched to move the clamping block 9012 to the center of the threaded hole 401, so that the clamping block 9012 drives the rubber pad 9013 to offset the bolts 402, so as to prevent the bolts 402 from being loosened by vibration when the motor moves, and to ensure the stable working state of the motor .

1 and 2, as a preferred technical solution of the present invention, the outer wall of the protective shell 1 is provided with uniformly distributed cooling fins 10, and the cavity wall of the installation cavity 101 is evenly distributed along the direction of the axis of the protective shell 1. The ribs 11 are provided with reinforcing annular ribs 111 between the plurality of inner ribs 11;

Referring to FIGS. 1 , 2 and 9 , as a preferred technical solution of the present invention, the dust cleaning assembly includes a moving plate 12 slidably connected in the heat dissipation fin 10 , a slider 121 is connected to the moving plate 12 , and the heat dissipation fin 10 is A chute 13 matched with the slider 121 is provided, and a third elastic element 131 is arranged between the inner wall of the chute 13 and the slider 121. The dust cleaning assembly also includes a fixing plate 14 fixed on the base 4. The fixing plate 14 and the moving plate 12 are provided with a matching inclined plane, the two inclined planes are movable against each other, the bottom of the moving plate 12 is connected with a brush 122, and the brush 122 is movable against the filter screen; Specifically, when the motor moves up and down due to vibration , the protective shell 1 drives the moving plate 12 on the heat dissipation fin 10 to move down synchronously. During the moving down process, the moving plate 12 will press against the fixed plate 14 on the base 4, and the moving plate 12 will pass through the slider 121 after being stressed. Sliding between the heat dissipation fins 10, the moving plate 12 drives the brush 122 to clean the dust and impurities on the filter screen that are filtered when the air is inhaled, thereby ensuring the air intake effect of the filter screen, thereby ensuring the heat dissipation of the fan blades 503. The normal operation of the machine can avoid the blockage of the filter screen, which will lead to poor air intake effect and affect the heat dissipation effect of the motor.

Working principle: When the motor runs at rated power, the motor vibrates and is buffered by the elastic telescopic rod 3. During the buffering process, the protective shell 1 and the support shell 2 move up and down when the motor vibrates, so that the support shell 2 The bottom rack plate 803 meshes with the moving gear 802, so that the moving gear 802 drives the rotating shaft 801 to rotate forward and reverse. When the rack plate 803 moves down, the first bevel gear 601 on one of the rotating shafts 801 and The upper second bevel gear 602 meshes with each other, so that the upper second bevel gear 602 drives the rotating rod 501 to rotate counterclockwise. The 803 moves up again under the action of the elastic telescopic rod 3, the first bevel gear 601 on the side and the second bevel gear 602 below start to mesh with each other, so that the second bevel gear 602 below drives the rotating rod 501 to continue to rotate counterclockwise, Then, the rotating rod 501 is always rotated counterclockwise in the process of shock absorption, so that the rotating rod 501 drives the fan blades 503 to absorb the heat generated in the protective shell 1, so that the outside air enters from the air inlet 102 of the protective shell 1 and exits from the protective shell 1. The tuyere 103 is discharged to speed up the air flow inside the protective shell 1 to cool the motor and dissipate heat. The fan blade 503 discharges the hot air into the airtight cavity 204 and discharges it through the air flow channel 9, and the heating cavity 901 placed in the air flow channel 9 receives the hot air. The air inside the heating chamber 901 is heated to expand, thereby stretching the second elastic element 9011, causing the clamping block 9012 to move toward the center of the threaded hole 401, so that the clamping block 9012 drives the rubber pad 9013 to collide with the bolt 402 to avoid The bolts 402 are loosened by vibration when the motor moves, so as to ensure a stable working state of the motor.

The above description is only a preferred embodiment of the present invention, but the protection scope of the present invention is not limited to this. The equivalent replacement or change of the inventive concept thereof shall be included within the protection scope of the present invention.

Claims (10)

1. A lightweight and high-strength motor base, comprising a protective shell (1), characterized in that, a mounting cavity (101) for placing a stator is provided in the protective shell (1), and the protective shell (1) An air inlet (102) and an air outlet (103) are respectively opened at the top and bottom of the air inlet (102), the air inlet (102) is provided with a filter screen, and the protective shell (1) is provided with a cleaning assembly for cleaning the filter screen. , the bottom wall of the protective shell (1) is connected with a support shell (2), the support shell (2) and the air outlet (103) communicate with each other, and a heat dissipation component is arranged in the support shell (2) A plurality of elastic telescopic rods (3) are connected to the bottom wall of the support shell (2), and a base (4) is connected to the end of the elastic telescopic rod (3) away from the support shell (2). The seat (4) is provided with a drive mechanism for driving the heat dissipation assembly to work, the outer wall of the base (4) is provided with a threaded hole (401), and a bolt (402) is movably connected in the threaded hole (401). An anti-loose component for tightening the bolt (402) is arranged in the threaded hole (401), and the anti-loose component is driven by the hot air dissipated by the heat dissipation component. 2 . The light-weight and high-strength motor base according to claim 1 , wherein the heat dissipation component comprises a conical groove ( 201 ) opened at the bottom of the support shell ( 2 ), and the conical groove (201) A conical air intake bucket (202) is fixedly connected to the inner wall, a support rod (5) is connected to the inner wall of the conical air intake bucket (202), and a rotating rod is connected in the support rod (5) through a bearing to rotate (501), the top of the rotating rod (501) is connected with a fan plate (502), the outer wall of the fan disk (502) is evenly provided with fan blades (503), and the bottom of the rotating rod (501) is movably connected to the inside the base (4). 3. A light-weight and high-strength motor base according to claim 2, characterized in that the drive mechanism comprises a transmission assembly and a drive assembly, and the transmission assembly includes a U mounted on the top of the base (4). A first bevel gear (601) is rotatably connected to both sides of the inner wall of the U-shaped frame (6), and the top wall of the base (4) and the top inner wall of the U-shaped frame (6) are rotated A second bevel gear (602) intermeshing with the first bevel gear (601) is connected, and the two second bevel gears (602) are both arranged on the rotating rod (501). 4. The light-weight and high-strength motor base according to claim 3, wherein the second bevel gear (602) is configured as a half gear, and the inner wall of the second bevel gear (602) is provided with A guide bar (6021), the outer wall of the rotation rod (501) is provided with a guide groove (5011) matched with the guide bar (6021), and the rotation rod (501) slides in the second bevel gear (602). 5. A lightweight and high-strength motor base according to claim 3, wherein a movable groove (7) is formed on the outer wall of the base (4), and the inner wall of the movable groove (7) is connected with a first An elastic element (701), one end of the first elastic element (701) away from the inner wall of the movable groove (7) is connected with a fixed plate (702), the fixed plate (702) is rotatably connected with the rotating rod (501). 6. A lightweight and high-strength motor base according to claim 3, wherein the drive assembly comprises a fixing block (8) fixed on the base (4), and the fixing block (8) ) is rotatably connected with a rotating shaft (801), one end of the rotating shaft (801) passes through the U-shaped frame (6) and is fixedly connected with the first bevel gear (601), and the rotating shaft (801) is far away from the first bevel gear (601). One end of the bevel gear (601) is connected with a moving gear (802), the drive assembly further comprises a rack plate (803) fixed on the bottom wall of the support housing (2), the rack plate (803) is connected with the moving gear (803) Gears (802) mesh with each other. 7. A lightweight and high-strength motor base according to claim 2, wherein the anti-loosening component comprises an airflow channel (9) opened in the base (4), and the airflow channel (9) ) is communicated with the threaded hole (401), the inner wall of the airflow channel (9) is provided with a heating cavity (901), and the inner wall of the heating cavity (901) is connected with a second elastic element (9011), the second elastic element (9011) One end away from the inner wall of the heating chamber (901) is connected with a clamping block (9012), the outer wall of the clamping block (9012) is provided with a rubber pad (9013), and the outer wall of the rubber pad (9013) is provided with anti-skid lines, so The rubber pad (9013) and the bolt (402) move against each other. 8 . The light-weight and high-strength motor base according to claim 7 , wherein a sleeve ( 203 ) is fixedly connected to the top of the base ( 4 ), and the sleeve ( 203 ) is slidably connected. 9 . A closed cavity (204) is formed between the conical intake hopper (202) and the sleeve (203) on the outer wall of the conical intake hopper (202), and the closed cavity (204) is connected to the airflow channel (9). ) are connected to each other. 9. A light-weight and high-strength motor base according to claim 1, wherein the outer wall of the protective shell (1) is provided with uniformly distributed heat dissipation fins (10), and the installation cavity (101) Several inner ribs (11) are evenly distributed on the cavity wall along the axis of the protective shell (1), and reinforcing annular ribs (111) are arranged between the plurality of inner ribs (11). 10. A light-weight and high-strength motor base according to claim 9, wherein the dust cleaning assembly comprises a moving plate (12) slidably connected in the heat dissipation fin (10), the moving plate A slider (121) is connected to the (12), the cooling fin (10) is provided with a chute (13) matched with the slider (121), and the inner wall of the chute (13) is connected to the slider (13). A third elastic element (131) is arranged between 121), and the cleaning assembly further comprises a fixing plate (14) fixed on the base (4), the fixing plate (14) and the moving plate (12) A matching inclined surface is provided on the upper surface, and the two inclined surfaces are movable against each other, and a brush (122) is connected to the bottom of the moving plate (12), and the brush (122) is movable against the filter screen.

Images