CN116599267B - Power generation heat dissipation type direct current brushless motor and protection assembly thereof - Google Patents

Abstract

The invention discloses a power generation heat dissipation type direct current brushless motor and a protection component thereof, which comprises a bottom frame, a motor body and a protection mechanism, wherein the bottom frame comprises a fixed frame and a movable frame, the movable frame is arranged on the upper end face of the fixed frame, the movable frame is detachably and fixedly connected with the fixed frame, the motor body is arranged on the upper end face of the movable frame, the motor body is fixedly connected with the movable frame, the protection mechanism is sleeved at the upper end of the motor body, and is horizontally and slidably connected with the fixed frame, so that a user can stably support and install the movable frame through the fixed frame when needing to use, the motor body is supported through the movable frame, and therefore, the motor body can be stably and fixedly installed on the fixed frame for use, and the protection mechanism can be installed on the fixed frame for shielding and protecting the motor body after the motor body is installed on the bottom frame, and the motor body is safer in the use process.

Description

Power generation heat dissipation type direct current brushless motor and protection assembly thereof

Technical Field

The invention relates to the technical field of direct current brushless motors, in particular to a power generation and heat dissipation type direct current brushless motor and a protection component thereof.

Background

The brushless DC motor is composed of motor main body and driver, and is a typical electromechanical integrated product, the stator winding of motor is made into three-phase symmetrical star connection method, and is similar to three-phase asynchronous motor, on the rotor of motor the magnetized permanent magnet is stuck, and in order to detect polarity of motor rotor, the position sensor is placed in the motor, and the driver is formed from power electronic device and integrated circuit.

The inventor of this application discovers that current brushless DC motor simple structure often is direct fixed mounting in the frame in the in-service use, does not have corresponding bearing structure, and the operation is not enough nimble when the installation is dismantled like this, and traditional brushless DC motor does not have corresponding protection machanism when using simultaneously, receives the striking easily and appears damaging, is unfavorable for the long-time installation of motor to use.

Disclosure of Invention

The invention aims to provide a power generation and heat dissipation type direct current brushless motor and a protection component thereof, and aims to solve the problems that the existing direct current brushless motor is simple in structure, is always directly and fixedly installed on a frame in the actual use process, has no corresponding supporting structure, is not flexible to operate in the process of installation and disassembly, has no corresponding protection mechanism in the process of use, is easy to be damaged due to collision, and is unfavorable for long-time installation and use of a motor.

The invention is realized in the following way:

the utility model provides a power generation heat dissipation formula DC brushless motor and protection component thereof, includes chassis, motor body and protection machanism, the chassis includes mount and adjustable shelf, the adjustable shelf is installed at the up end of mount, and adjustable shelf and mount detachable fixed connection, motor body installs the up end at the adjustable shelf, and motor body and adjustable shelf fixed connection, protection machanism cover is established in motor body's upper end, and protection machanism and mount horizontal sliding connection, has solved current DC brushless motor simple structure, often is direct fixed mounting in the frame in the in-service use, does not have corresponding bearing structure, and the operation is not enough nimble like this when the installation is dismantled, and traditional DC brushless motor does not have corresponding protection machanism simultaneously, receives the striking easily and damages, is unfavorable for the long-time problem of installing the use of motor.

Further, the mount includes bottom table and spacing riser, spacing riser sets up perpendicularly at the head of bottom table, and spacing riser and bottom table integrated into one piece, through the structure setting to the mount guarantee that the user can install spacing riser through the bottom table, conveniently carries out the block through spacing riser to motor body's head and supports spacing use.

Further, the guide way has been seted up to the up end symmetry of base table, the longitudinal groove has been seted up at the middle part of spacing riser, the head of longitudinal groove still is provided with the semicircle groove, through the setting to the guide way guarantee that protection machanism can be stable installation and nimble slip use, through the setting to the longitudinal groove guarantee the better cooperation installation of spacing fixture block and use, guarantee to carry out spacing use to the pivot head through the setting of semicircle groove simultaneously.

Further, the up end of base frame still symmetry is provided with the bending plate, bending plate and base frame fixed connection, and the up end symmetry of bending plate has seted up the connecting hole, guarantees the stable installation of bending support through setting up the bending plate, and the better bolt of convenience of customers is fixed through the setting up of connecting hole simultaneously.

Further, the adjustable shelf includes arc layer board and backplate, the backplate is installed at the rear end face of arc layer board, and backplate and arc layer board integrated into one piece, the side of backplate is provided with a plurality of radiating fin along circumferencial direction is even, radiating fin and backplate vertical fixed connection guarantee through the structure setting to the adjustable shelf that the user can install the backplate through the arc layer board, guarantee to support respectively through arc layer board and backplate to motor body's lower terminal surface and rear end face spacing, guarantee the radiating effect that increases the backplate through setting up radiating fin simultaneously.

Further, the head of arc layer board is provided with the spacing fixture block with longitudinal groove matched with, spacing fixture block and arc layer board integrated into one piece, the lower terminal surface of arc layer board still symmetry is provided with the support of buckling, buckle support and arc layer board fixed connection, it is more stable when guaranteeing that the arc layer board is installed on the mount through setting up to spacing fixture block, support the arc layer board through setting up to buckling support simultaneously, guarantee that the arc layer board can be through buckling support fixed mounting at the up end of bottom table.

Further, the annular radiating pipe is still installed at the middle part of arc layer board, annular radiating pipe and arc layer board fixed connection, and the side of annular radiating pipe still fixed mounting has the heat dissipation to paste, guarantees to laminate the heat dissipation through setting up annular radiating pipe and heat dissipation and use with the motor casing.

Further, the motor body includes motor casing, pivot and actuating mechanism, the middle part at the motor casing is installed to the pivot, and pivot and motor casing rotate and be connected, actuating mechanism installs the end at the motor casing, and actuating mechanism and motor casing fixed connection, through setting up the structure to the motor body to guarantee that the user can install pivot and actuating mechanism through the motor casing, conveniently control the nimble pivoted purpose of regulation pivot through actuating mechanism.

Further, the constant head tank has still been seted up to the symmetry on the medial surface of spacing riser, still install the steady frame of dimension on the constant head tank, the steady frame of dimension includes vertical board and transverse plate, vertical board and transverse plate mutually perpendicular set up, and vertical board and transverse plate integrated into one piece, the lower circular slot corresponding with the semicircle groove has still been seted up to the head of vertical board, through the setting to the constant head tank guarantee the steady frame stable installation of dimension, guarantee still to install the steady frame of dimension and can pass through the transverse plate block in the constant head tank, then support the pivot through vertical board and use, make things convenient for better supporting the pivot through the setting to the semicircle groove down.

Further, protection machanism includes top arc board and side shield, side shield symmetry sets up in the both ends of top arc board, and side shield and top arc board integrated into one piece, be provided with the gib block corresponding with the guide way on the medial surface of side shield, gib block and side shield integrated into one piece, through setting up protection machanism's structure and guaranteeing that the user can protect motor body through top arc board and side shield, guarantee protection machanism through setting up the gib block and use on the base frame stability simultaneously.

Compared with the prior art, the invention has the beneficial effects that: the invention designs a power generation and heat radiation type direct current brushless motor and a protection component thereof by researching the structure and the use process of the traditional direct current brushless motor, which is convenient for a user to stably support and install a movable frame through a fixed frame when the motor needs to be used, and ensures that a motor body is supported through the movable frame, thus ensuring that the motor body can be stably and fixedly installed on the fixed frame for use, when the motor body is installed on a bottom frame, a protection mechanism can be installed on the fixed frame for shielding and protecting the motor body, ensuring that the motor body is safer in the use process, ensuring that the front end of the motor body is limited for use through arranging a limiting vertical plate on the head of the bottom frame, facilitating the stable insertion of a rotating shaft of the motor body into a longitudinal groove and a semicircular groove, simultaneously, the lower end of the rotating shaft is supported and used through the vertical plate by installing the transverse plate in the positioning groove, when a user needs to carry out matched installation, the motor body is firstly installed on the movable frame, namely, the driving mechanism is inserted into the limiting clamping block to ensure that the motor body is attached and supported at the tail end of the driving mechanism through the rear baffle, meanwhile, the limiting clamping block can be stably sleeved on the driving mechanism, finally, the limiting clamping block can be stably attached at the tail end of the motor shell through heat dissipation paste to carry out heat dissipation operation on the motor shell, the heat dissipation effect of the rear baffle is ensured to be increased through arranging a plurality of heat dissipation fins on the rear baffle, the heat dissipation operation on the driving mechanism through the rear baffle is facilitated, thus, each part of the motor body can be respectively dissipated and used in a partitioning mode, after the movable frame and the motor body are assembled, the movable frame can be stably installed on the fixed frame, the inside of buckling plate is inserted through buckling the support, spacing fixture block inserts in the longitudinal groove simultaneously and carries out spacingly, at last pass the connecting hole through the bolt come to fix buckling support both ends, the user need be in the constant head tank before the adjustable shelf is installed on the mount with steady rest fixed mounting earlier, just so after the adjustable shelf is installed on the mount just can block respectively at the upper and lower both ends of vertical board through pivot and spacing fixture block, guarantee that mount and adjustable shelf are connected more stably, after mutually supporting between adjustable shelf and the mount, the user just can install protection machanism on the mount, install in the guide way through the gib block promptly, guarantee protection machanism can slidable mounting at the up end of bottom table, just so can carry top arc board and side guard board and protect the motor body, guarantee that the motor is safer in outdoor use for a long time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some examples of the present invention and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a perspective view of the device of the present invention;

FIG. 2 is a schematic view of the mating structure of the chassis and motor body of FIG. 1;

FIG. 3 is a schematic view of the chassis of FIG. 1 from a first perspective;

FIG. 4 is a schematic view of the chassis of FIG. 1 from a second perspective;

FIG. 5 is a front view of the device of FIG. 4;

FIG. 6 is a right side view of the device of FIG. 4;

FIG. 7 is a schematic view of the structure of the dimensional stability frame shown in FIG. 2;

FIG. 8 is a schematic view of the guard mechanism of FIG. 1;

fig. 9 is a left side view of the device of fig. 8.

In the figure: 1. a chassis; 11. a fixing frame; 111. a base table; 112. a limiting vertical plate; 113. a guide groove; 114. a longitudinal slot; 115. a semicircular groove; 116. a bending plate; 117. a connection hole; 118. a positioning groove; 12. a movable frame; 121. an arc-shaped supporting plate; 122. a rear baffle; 123. a limit clamping block; 124. an annular radiating pipe; 125. a heat dissipation paste; 126. a heat radiation fin; 127. bending the bracket; 13. a maintenance and stability frame; 131. a vertical plate; 132. a transverse plate; 133. a lower circular groove; 2. a motor body; 21. a motor housing; 22. a rotating shaft; 23. a driving mechanism; 3. a protective mechanism; 31. a top arc plate; 32. a side guard plate; 321. and a guide bar.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of 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, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments. All other embodiments, based on the embodiments of the invention, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the invention. Thus, the following detailed description of the embodiments of the invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, based on the embodiments of the invention, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the invention.

Referring to fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 6, fig. 7, fig. 8 and fig. 9, a power generation and heat dissipation type direct current brushless motor and a protection component thereof are disclosed, which comprises a chassis 1, a motor body 2 and a protection mechanism 3, the chassis 1 comprises a fixed frame 11 and a movable frame 12, the movable frame 12 is arranged on the upper end surface of the fixed frame 11, and the movable frame 12 is detachably and fixedly connected with the fixed frame 11, the power generation and heat dissipation type direct current brushless motor and the protection component thereof are designed through researching the structure and the using process of the traditional direct current brushless motor, the movable frame 12 is stably supported and arranged through the fixed frame 11 when a user needs to use, the motor body 2 is ensured to be supported through the movable frame 12, so that the motor body 2 can be stably and fixedly arranged on the fixed frame 11, when the motor body 2 is installed on the chassis 1, the protection mechanism 3 can be installed on the fixing frame 11 to shield the motor body 2, the motor body 2 is safer in the use process, the front end of the motor body 2 is ensured to be limited by arranging the limiting vertical plate 112 at the head of the bottom table 111, the rotating shaft 22 of the motor body 2 can be conveniently and stably inserted into the longitudinal groove 114 and the semicircular groove 115, the lower end of the rotating shaft 22 is ensured to be supported by the vertical plate 131 through the internal installation of the positioning groove 118 for use, when a user needs to be matched and installed, the motor body 2 is firstly installed on the movable frame 12, namely, the inside of the limiting clamping block 123 is ensured to be attached and supported at the tail end of the driving mechanism 23 through the rear baffle 122 through the driving mechanism 23, meanwhile, the limiting clamping block 123 can be stably sleeved on the driving mechanism 23, finally, the limiting clamping blocks 123 can be stably attached to the tail end of the motor casing 21 through the heat radiating adhesive 125 to perform heat radiating operation on the motor casing 21, the heat radiating effect of the rear baffle 122 is ensured to be increased through arranging a plurality of heat radiating fins 126 on the rear baffle 122, the heat radiating operation on the driving mechanism 23 is conveniently performed through the rear baffle 122, the respective heat radiating use of each part of the motor body 2 can be realized in a partitioning way, when the movable frame 12 and the motor body 2 are assembled, the movable frame 12 can be stably arranged on the fixed frame 11, namely, the movable frame 12 is inserted into the inside of the bending plate 116 through the bending bracket 127, the limiting clamping blocks 123 are simultaneously inserted into the longitudinal grooves 114 to limit, finally, the bending bracket 127 is fixed through bolts passing through the connecting holes 117, before the movable frame 12 is arranged on the fixed frame 11, a user needs to fixedly install the maintenance frame 13 in the positioning grooves 118, therefore, when the movable frame 12 is arranged on the fixed frame 11, the upper end and the lower end of the vertical plate 131 can be respectively clamped by the rotating shaft 22 and the limiting clamping blocks 123, so that the fixed frame 11 and the movable frame 12 are more stably connected, when the movable frame 12 and the fixed frame 11 are matched with each other, a user can install the protection mechanism 3 on the fixed frame 11, namely, the protection mechanism 3 is arranged in the guide groove 113 through the guide strip 321, the protection mechanism 3 can be slidably arranged on the upper end surface of the bottom frame 111, the top arc plate 31 and the side guard plates 32 can be lifted to protect the motor body 2, the motor is ensured to be safer in outdoor use for a long time, the structure of the traditional direct current brushless motor is effectively solved, the protection mechanism is always fixedly arranged on the frame directly in the actual use process, no corresponding support structure is arranged, therefore, the operation is not flexible enough when the motor is assembled and disassembled, and meanwhile, the traditional direct-current brushless motor is not provided with a corresponding protection mechanism 3 when in use, so that the motor is easy to be damaged due to collision, and the motor is not beneficial to long-time installation and use;

the fixing frame 11 comprises a bottom table 111 and a limiting vertical plate 112, the limiting vertical plate 112 is vertically arranged at the head of the bottom table 111, the limiting vertical plate 112 and the bottom table 111 are integrally formed, a user can install the limiting vertical plate 112 through the bottom table 111 by arranging the structure of the fixing frame 11, the clamping and supporting limiting use of the head of the motor body 2 is conveniently carried out through the limiting vertical plate 112, the upper end surface of the bottom table 111 is symmetrically provided with a guide groove 113, the middle part of the limiting vertical plate 112 is provided with a longitudinal groove 114, the head of the longitudinal groove 114 is also provided with a semicircular groove 115, the stable installation and flexible sliding use of the protection mechanism 3 are ensured by arranging the guide groove 113, the better cooperation installation use of the limiting clamping block 123 is ensured by arranging the longitudinal groove 114, the limiting use of the head of the rotating shaft 22 is ensured by arranging the semicircular groove 115, the upper end surface of the bottom table 111 is also symmetrically provided with a bending plate 116, the bending plate 116 is fixedly connected with the base 111, the upper end face of the bending plate 116 is symmetrically provided with a connecting hole 117, the bending bracket 127 is stably installed by arranging the bending plate 116, meanwhile, the bending plate is conveniently fixed by a better bolt of a user by arranging the connecting hole 117, the inner side face of the limiting vertical plate 112 is symmetrically provided with a positioning groove 118, the positioning groove 118 is also provided with a steady rest 13, the steady rest 13 comprises a vertical plate 131 and a transverse plate 132, the vertical plate 131 and the transverse plate 132 are mutually perpendicular, the vertical plate 131 and the transverse plate 132 are integrally formed, the head of the vertical plate 131 is also provided with a lower circular groove 133 corresponding to the semicircular groove 115, the steady rest 13 is stably installed by arranging the positioning groove 118, the steady rest 13 is ensured to be installed by clamping the transverse plate 132 in the positioning groove 118, and then the rotating shaft 22 is supported by the vertical plate 131, the rotary shaft 22 is supported better through the arrangement of the lower circular groove 133, the movable frame 12 comprises the arc-shaped supporting plate 121 and the rear baffle 122, the rear baffle 122 is arranged on the rear end face of the arc-shaped supporting plate 121, the rear baffle 122 and the arc-shaped supporting plate 121 are integrally formed, a plurality of radiating fins 126 are uniformly arranged on the side face of the rear baffle 122 along the circumferential direction, the radiating fins 126 are vertically and fixedly connected with the rear baffle 122, a user can be ensured to install the rear baffle 122 through the arc-shaped supporting plate 121 through the structural arrangement of the movable frame 12, the lower end face and the rear end face of the motor body 2 are respectively supported and limited through the arc-shaped supporting plate 121 and the rear baffle 122, the radiating effect of the rear baffle 122 is increased through the arrangement of the radiating fins 126, the head part of the arc-shaped supporting plate 121 is provided with a limiting clamping block 123 matched with the longitudinal groove 114, limiting clamping blocks 123 and arc-shaped supporting plates 121 are integrally formed, bending brackets 127 are symmetrically arranged on the lower end faces of the arc-shaped supporting plates 121, the bending brackets 127 are fixedly connected with the arc-shaped supporting plates 121, the arc-shaped supporting plates 121 are more stable when being arranged on a fixing frame 11 through arrangement of the limiting clamping blocks 123, meanwhile, the arc-shaped supporting plates 121 are supported through arrangement of the bending brackets 127, the arc-shaped supporting plates 121 can be fixedly arranged on the upper end faces of the base frame 111 through the bending brackets 127, annular radiating pipes 124 are further arranged in the middle of the arc-shaped supporting plates 121, the annular radiating pipes 124 are fixedly connected with the arc-shaped supporting plates 121, radiating patches 125 are further fixedly arranged on the side faces of the annular radiating pipes 124, and the annular radiating pipes 124 and the radiating patches 125 are arranged to ensure bonding and radiating with a motor casing 21;

the motor body 2 is arranged on the upper end face of the movable frame 12, the motor body 2 is fixedly connected with the movable frame 12, the motor body 2 comprises a motor shell 21, a rotating shaft 22 and a driving mechanism 23, the rotating shaft 22 is arranged in the middle of the motor shell 21, the rotating shaft 22 is rotationally connected with the motor shell 21, the driving mechanism 23 is arranged at the tail end of the motor shell 21, the driving mechanism 23 is fixedly connected with the motor shell 21, a user can install the rotating shaft 22 and the driving mechanism 23 through the motor shell 21 through the structural arrangement of the motor body 2, and the purpose of controlling the flexible rotation of the rotating shaft 22 through the driving mechanism 23 is facilitated;

the upper end at motor body 2 is established to protection machanism 3 cover, and protection machanism 3 and the horizontal sliding connection of mount 11, protection machanism 3 includes top arc board 31 and side shield 32, side shield 32 symmetry sets up the both ends at top arc board 31, and side shield 32 and top arc board 31 integrated into one piece, be provided with the guide bar 321 corresponding with guide slot 113 on the medial surface of side shield 32, guide bar 321 and side shield 32 integrated into one piece, it protects motor body 2 through top arc board 31 and side shield 32 to guarantee the user through setting up protection machanism 3, guarantee through setting up guide bar 321 that protection machanism 3 is used in the stable installation on base table 111 simultaneously, and only need slide guide bar 321 out from guide slot 113 when the user need dismantle protection machanism 3 both can, it is very convenient to use.

The device obtained by the design can basically meet the requirements of the power generation and heat dissipation type direct current brushless motor and a protection component thereof, but the designer further improves the device with the aim of further improving the functions.

The above description is only of the preferred embodiments of the present invention and is not intended to limit the present invention, and various modifications and variations may be made to the present invention by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (7)

1. The utility model provides a heat dissipation formula direct current brushless motor generates electricity and protection component thereof, includes chassis (1), motor body (2) and protection machanism (3), its characterized in that: the chassis (1) comprises a fixed frame (11) and a movable frame (12), the movable frame (12) is arranged on the upper end face of the fixed frame (11), the movable frame (12) is detachably and fixedly connected with the fixed frame (11), the motor body (2) is arranged on the upper end face of the movable frame (12), the motor body (2) is fixedly connected with the movable frame (12), the protection mechanism (3) is sleeved at the upper end of the motor body (2), the protection mechanism (3) is horizontally and slidingly connected with the fixed frame (11), the movable frame (12) comprises an arc-shaped supporting plate (121) and a rear baffle plate (122), the rear baffle plate (122) is arranged on the rear end face of the arc-shaped supporting plate (121), the rear baffle plate (122) and the arc-shaped supporting plate (121) are integrally formed, a plurality of radiating fins (126) are uniformly arranged on the side face of the rear baffle plate (122) along the circumferential direction, the heads of the arc-shaped supporting plate (121) are provided with limiting clamping blocks (123) matched with longitudinal grooves (114), the limiting blocks (123) are symmetrically arranged on the end faces of the arc-shaped supporting plate (121) and are integrally bent and are integrally formed with the arc-shaped supporting plate (121), the motor body (2) comprises a motor casing (21), a rotating shaft (22) and a driving mechanism (23), wherein the rotating shaft (22) is installed in the middle of the motor casing (21), the rotating shaft (22) is rotationally connected with the motor casing (21), the driving mechanism (23) is installed at the tail end of the motor casing (21), and the driving mechanism (23) is fixedly connected with the motor casing (21).

2. The power generation and heat dissipation type direct current brushless motor and a protection assembly thereof according to claim 1, wherein the fixing frame (11) comprises a base frame (111) and a limiting vertical plate (112), the limiting vertical plate (112) is vertically arranged at the head of the base frame (111), and the limiting vertical plate (112) and the base frame (111) are integrally formed.

3. The power generation and heat dissipation type direct current brushless motor and a protection assembly thereof according to claim 2, wherein guide grooves (113) are symmetrically formed on the upper end face of the base table (111), a longitudinal groove (114) is formed in the middle of the limiting vertical plate (112), and a semicircular groove (115) is further formed in the head of the longitudinal groove (114).

4. A power generation and heat dissipation type dc brushless motor and a protection assembly thereof according to claim 3, wherein bending plates (116) are symmetrically arranged on the upper end surface of the base frame (111), the bending plates (116) are fixedly connected with the base frame (111), and connecting holes (117) are symmetrically formed on the upper end surface of the bending plates (116).

5. The power generation and heat dissipation type direct current brushless motor and a protection assembly thereof according to claim 4, wherein an annular radiating pipe (124) is further installed in the middle of the arc-shaped supporting plate (121), the annular radiating pipe (124) is fixedly connected with the arc-shaped supporting plate (121), and a radiating patch (125) is further fixedly installed on the side surface of the annular radiating pipe (124).

6. The power generation and heat dissipation type direct current brushless motor and protection assembly thereof according to claim 5, wherein positioning grooves (118) are symmetrically formed in the inner side surfaces of the limiting vertical plates (112), a maintenance frame (13) is further installed on each positioning groove (118), each maintenance frame (13) comprises a vertical plate (131) and a transverse plate (132), the vertical plates (131) and the transverse plates (132) are perpendicular to each other, the vertical plates (131) and the transverse plates (132) are integrally formed, and lower circular grooves (133) corresponding to the semicircular grooves (115) are formed in the heads of the vertical plates (131).

7. The power generation and heat dissipation type direct current brushless motor and a protection assembly thereof according to claim 6, wherein the protection mechanism (3) comprises a top arc plate (31) and side protection plates (32), the side protection plates (32) are symmetrically arranged at two ends of the top arc plate (31), the side protection plates (32) and the top arc plate (31) are integrally formed, guide strips (321) corresponding to the guide grooves (113) are arranged on the inner side surfaces of the side protection plates (32), and the guide strips (321) and the side protection plates (32) are integrally formed.