CN215990398U - Brushless motor convenient to overhaul - Google Patents

Abstract

The utility model discloses a brushless motor convenient to overhaul, which comprises a brushless motor main body and an outer shell cover, wherein the brushless motor main body is arranged in an inner cavity of the outer shell cover in an inserting mode, four side walls of the outer shell cover are respectively provided with a sealing component, four side walls of the outer shell cover are respectively provided with a positioning groove, the inner cavities of the four positioning grooves are provided with rectangular through holes, each sealing component comprises a side cover plate, the side cover plates are embedded in the inner cavities of the positioning grooves, and the side cover plates are fixedly connected with the positioning grooves through a fixing mechanism. According to the utility model, the positioning slots and the rectangular through holes are formed in the four outer walls of the shell cover, and the side cover plates are fixed in the positioning slots of the shell cover by matching with the fixing mechanism, so that an operator only needs to disassemble the side cover plate at the corresponding position on the shell cover according to the maintenance part when the brushless motor main body is maintained every time, and the whole shell cover is not required to be stripped from the brushless motor main body, thereby improving the convenience and the safety of maintenance of the brushless motor.

Description

Brushless motor convenient to overhaul

Technical Field

The utility model relates to the field of brushless motors, in particular to a brushless motor convenient to overhaul.

Background

Brushless dc motors employ semiconductor switching devices to effect electronic commutation, i.e., electronic switching devices replace conventional contact commutators and brushes. The device has the advantages of high reliability, no reversing spark, low mechanical noise and the like, and is widely applied to high-grade recording seats, video recorders, electronic instruments and automatic office equipment.

The outside of present brushless motor main part is all overlapped and is established and install the outer housing cover, but the outer housing cover that uses today is integrated into one piece mostly, when overhauing the brushless motor main part, all need dismantle the outer housing cover from the brushless motor main part, make the brushless motor main part expose externally, and dismantle out not only the operation degree of difficulty with the brushless motor main part from the outer housing cover in every turn big, cause the damage of brushless motor main part simultaneously easily, thereby reduced the convenience and the security overhauld the brushless motor main part.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a brushless motor for easy maintenance, which solves the above problems of the related art.

In order to achieve the purpose, the utility model provides the following technical scheme: the brushless motor convenient to overhaul comprises a brushless motor main body and an outer shell cover, wherein the brushless motor main body is arranged in an inner cavity of the outer shell cover in an inserting mode, and four side walls of the outer shell cover are provided with sealing components;

the positioning slots are formed in four side walls of the outer shell cover, the rectangular through holes are formed in inner cavities of the positioning slots, the sealing assembly comprises side cover plates, the side cover plates are embedded in the inner cavities of the positioning slots, and the side cover plates are fixedly connected with the positioning slots through the arranged fixing mechanisms.

Preferably, the fixing mechanism comprises an internal thread pipe, a convex through hole is formed in the corner of the top end of the side cover plate, a third bolt is arranged in the inner cavity of the convex through hole in an alternating mode, and the outer wall of the third bolt is in threaded connection with the inner wall of the internal thread pipe.

Preferably, the outer wall of internal thread pipe slides and overlaps and is equipped with position sleeve, just position sleeve's top and the protruding type through-hole on the side cover board correspond position department fixed connection, just position sleeve's inner chamber and protruding type through-hole communicate each other.

Preferably, the first connecting plate of one end fixedly connected with of shell cover, the end fixing interlude of brushless motor main part is provided with the second connecting plate, internal thread hole has all been seted up to the edge between first connecting plate and the second connecting plate, the inner chamber screw thread interlude in internal thread hole is connected with first bolt.

Preferably, the other end laminating of shell cover is provided with the end cover board, the edge of end cover board all alternates and is provided with the second bolt, just the outer wall of second bolt alternates with the end wall screw thread of shell cover and is connected.

Preferably, the middle part of the end cover plate is fixedly and alternately connected with a plurality of radiating fins which are arranged in parallel at intervals.

The utility model has the technical effects and advantages that:

(1) according to the utility model, the positioning slots and the rectangular through holes are formed in the four outer walls of the shell cover, and the side cover plates are fixed in the positioning slots of the shell cover by matching with the fixing mechanism, so that an operator only needs to disassemble the side cover plate at the corresponding position on the shell cover according to the maintenance part when the brushless motor main body is maintained every time, and the whole shell cover is not required to be stripped from the brushless motor main body, thereby improving the convenience and the safety of maintenance of the brushless motor;

(2) according to the utility model, by means of the arrangement of the end cover plate, the second bolt and the radiating fins, an operator can conveniently overhaul the end part of the brushless motor main body, and the heat radiation of the brushless motor main body can be facilitated, so that the radiating efficiency of the brushless motor is improved, and the purpose of prolonging the service life of the brushless motor main body is achieved.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic perspective view of the outer housing cover of the present invention.

Fig. 3 is a schematic perspective view of a side cover plate according to the present invention.

Fig. 4 is a schematic view of the enlarged structure at a point a in fig. 1 according to the present invention.

Fig. 5 is a schematic view of the enlarged structure at the position B of fig. 1 according to the present invention.

In the figure: 1. a brushless motor main body; 2. a housing cover; 3. a first connecting plate; 4. a second connecting plate; 5. an internally threaded bore; 6. a first bolt; 7. an end cover plate; 8. a second bolt; 9. a heat dissipating fin; 10. positioning and slotting; 11. a rectangular through hole; 12. a side cover plate; 13. positioning the sleeve; 14. an internally threaded tube; 15. a male through-hole; 16. and a third bolt.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The utility model provides a brushless motor convenient to overhaul as shown in figures 1-5, which comprises a brushless motor main body 1 and an outer shell cover 2, wherein the brushless motor main body 1 is arranged in an inner cavity of the outer shell cover 2 in an inserting manner, and four side walls of the outer shell cover 2 are respectively provided with a sealing component for sealing the outer wall of the outer shell cover 2, so that the protection effect on the brushless motor main body 1 is improved;

four side walls of the outer shell cover 2 are respectively provided with a positioning slot 10, the positioning slots 10 are arranged to facilitate positioning and installation of the side cover plates 12, rectangular through holes 11 are arranged in inner cavities of the four positioning slots 10, the rectangular through holes 11 are arranged to facilitate maintainers to observe local conditions of the brushless motor main body 1 in the outer shell cover 2, the size of each rectangular through hole 11 is smaller than that of each positioning slot 10, a rectangular frame-shaped edge is formed between the inner wall of each positioning slot 10 and each rectangular through hole 11 to facilitate limiting and supporting of the side cover plates 12, the sealing assembly comprises the side cover plates 12, the side cover plates 12 are embedded in the inner cavities of the positioning slots 10, the side cover plates 12 are fixedly connected with the positioning slots 10 through the arranged fixing mechanisms, the fixing mechanisms are utilized to limit and fix the side cover plates 12 and the outer shell cover 2, the position between the side cover plates 12 and the outer shell cover 2 is kept fixed, and meanwhile unlocking and dismounting are facilitated, thereby improving the convenience of dismounting the side cover plate 12;

the fixing mechanism comprises an internal thread pipe 14, a convex through hole 15 is arranged at the edge of the top end of the side cover plate 12, a positioning sleeve 13 is slidably sleeved on the outer wall of the internal thread pipe 14, and the top end of the positioning sleeve 13 is fixedly connected with the position corresponding to the convex through hole 15 on the side cover plate 12, and the inner cavity of the positioning sleeve 13 is communicated with the convex through hole 15, the positioning sleeve 13 on the side cover plate 12 is inserted and sleeved with the outer wall of the internal threaded pipe 14, the side cover plate 12 can be quickly positioned in the positioning groove 10 on the outer shell cover 2, the third bolt 16 is inserted into the inner cavity of the convex through hole 15, the outer wall of the third bolt 16 is in threaded connection with the inner wall of the internal threaded pipe 14, the outer wall of the third bolt 16 penetrates through the convex through hole 15 and is in threaded connection with the inner wall of the internal threaded pipe 14, the limiting and fixing between the side cover plate 12 and the outer shell cover 2 are achieved, and meanwhile, the head of the third bolt 16 is stored and hidden;

one end of the outer housing cover 2 is fixedly connected with a first connecting plate 3, the end part of the brushless motor main body 1 is fixedly and alternately provided with a second connecting plate 4, internal threaded holes 5 are formed in the corners between the first connecting plate 3 and the second connecting plate 4, first bolts 6 are alternately and alternately connected with the inner cavity threads of the internal threaded holes 5, and the first connecting plate 3, the second connecting plate 4 and the first bolts 6 are matched for use, so that the brushless motor main body 1 and the outer housing cover 2 are conveniently kept relatively fixed, and the mounting stability of the brushless motor main body 1 is improved;

the other end laminating of outer cover 2 is provided with end cover board 7, the edge of end cover board 7 all alternates and is provided with second bolt 8, and the outer wall of second bolt 8 alternates with the end wall screw thread of outer cover 2 and be connected, end cover board 7 uses second bolt 8 and outer cover 2 end fixing, seal the tip of outer cover 2, it is convenient to dismantle simultaneously, be convenient for overhaul brushless motor main part 1 tip, the fixed interlude in middle part of end cover board 7 is connected with radiating fin 9, radiating fin 9 is a plurality of and is parallel interval setting, radiating fin 9's setting, can assist the heat dissipation to brushless motor main part 1 in the outer cover 2, improve its radiating efficiency.

The working principle of the utility model is as follows: when an operator overhauls the local part of the brushless motor main body 1, the operator only needs to disassemble the side cover plate 12 at the corresponding position on the outer wall of the outer shell cover 2, the rectangular through hole 11 on the outer shell cover 2 is used for the operator to check the local position on the brushless motor main body 1 in the outer shell cover 2, when the side cover plate 12 is disassembled, the operator only needs to use an external tool to screw the third bolt 16 out of the convex through hole 15 on the side cover plate 12 to separate the third bolt 16 from the internal thread pipe 14, the fixation between the side cover plate 12 and the outer shell cover 2 is released, then the side cover plate 12 is vertically pulled out, the positioning sleeve 13 on the side cover plate 12 is separated from the internal thread pipe 14, the disassembly of the side cover plate 12 can be quickly completed, when the side cover plate 12 is installed, the positioning sleeve 13 only needs to be inserted and sleeved on the outer wall of the internal thread pipe 14, the quick positioning of the side cover plate 12 in the positioning slot 10 is realized, then, the third bolt 16 is inserted into the internally threaded pipe 14 from the male through hole 15 and tightened.

In the description of the present invention, unless otherwise expressly specified or limited, the terms "disposed," "mounted," "connected," and "secured" are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integral to; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The standard parts used by the utility model can be purchased from the market, and the special-shaped parts can be customized according to the description and the description of the attached drawings.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The brushless motor convenient to overhaul comprises a brushless motor main body (1) and an outer shell cover (2), and is characterized in that the brushless motor main body (1) is arranged in an inner cavity of the outer shell cover (2) in an inserting mode, and four side walls of the outer shell cover (2) are provided with sealing components;

positioning slots (10) are formed in four side walls of the outer shell cover (2), the positioning slots (10) are formed in the inner cavity of the positioning slots (10), the sealing assembly comprises a side cover plate (12), the side cover plate (12) is embedded in the inner cavity of the positioning slots (10), and the side cover plate (12) is fixedly connected with the positioning slots (10) through a fixing mechanism.

2. The brushless motor for easy maintenance according to claim 1, wherein the fixing mechanism comprises an internally threaded tube (14), a convex through hole (15) is formed at a corner of a top end of the side cover plate (12), a third bolt (16) is inserted into an inner cavity of the convex through hole (15), and an outer wall of the third bolt (16) is in threaded connection with an inner wall of the internally threaded tube (14).

3. The brushless motor for easy maintenance according to claim 2, wherein the outer wall of the internal threaded tube (14) is slidably sleeved with a positioning sleeve (13), the top end of the positioning sleeve (13) is fixedly connected with the convex through hole (15) on the side cover plate (12) at a position corresponding to the convex through hole, and the inner cavity of the positioning sleeve (13) is communicated with the convex through hole (15).

4. The brushless motor convenient to overhaul according to claim 1, wherein a first connecting plate (3) is fixedly connected to one end of the outer housing (2), a second connecting plate (4) is fixedly inserted into an end of the brushless motor body (1), internal threaded holes (5) are formed in corners between the first connecting plate (3) and the second connecting plate (4), and first bolts (6) are threadedly inserted into inner cavities of the internal threaded holes (5).

5. The brushless motor convenient to overhaul according to claim 1, wherein an end cover plate (7) is attached to the other end of the outer housing cover (2), second bolts (8) are inserted into corners of the end cover plate (7), and the outer wall of each second bolt (8) is in threaded insertion connection with the end wall of the outer housing cover (2).

6. The brushless motor convenient for maintenance according to claim 5, wherein a plurality of heat dissipation fins (9) are fixedly inserted and connected to the middle of the end cover plate (7), and the heat dissipation fins (9) are arranged in parallel at intervals.

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