CN213637388U

CN213637388U - Brushless direct current motor convenient to dismantle installation

Info

Publication number: CN213637388U
Application number: CN202022405067.7U
Authority: CN
Inventors: 孔建元
Original assignee: CHANGZHOU JIANGNAN SANXIANG MOTOR CO LTD
Current assignee: CHANGZHOU JIANGNAN SANXIANG MOTOR CO LTD
Priority date: 2020-10-26
Filing date: 2020-10-26
Publication date: 2021-07-06
Anticipated expiration: 2030-10-26

Abstract

The utility model discloses a brushless DC motor convenient for disassembly and assembly, which comprises a shell, wherein a rotor is arranged inside the shell, the upper end and the lower end of the rotor are respectively provided with a transverse plate, two transverse plates are respectively and fixedly connected with the inner wall of the shell, one side of the transverse plates which are close to each other is respectively and fixedly connected with two support frames, the left side and the right side of the rotor are respectively and respectively provided with a baffle plate two and a baffle plate one, a shaft part in the rotor is horizontally provided with a rotating shaft, the right end of the rotating shaft is fixedly connected with a connecting block, the utility model can limit the fixed block by arranging a connecting plate and a limiting rod, can enable the limiting rod to be positioned in an arc-shaped groove, can prevent the fixed block from moving, and can fix the connecting plate by arranging a thread sleeve and a thread insert rod, can control the connecting plate, so that the operation is convenient and fast.

Description

Brushless direct current motor convenient to dismantle installation

Technical Field

The utility model relates to the technical field of electric machines, specifically be a brushless DC motor convenient to dismantle the installation.

Background

The permanent magnet brushless DC motor is a kind of electronically commutated low-power DC motor. Also known as a commutator-less motor or a commutator-less dc motor. It is a DC motor which uses semiconductor inverter to replace the mechanical commutator in the general DC motor, and forms the DC motor without commutator, and at the same time possesses permanent magnet to establish magnetic field.

The parts inside the permanent magnet brushless direct current motor need to be disassembled and replaced when damaged, but the existing permanent magnet brushless direct current motor is inconvenient to disassemble, and the economic loss of a user is caused because the parts inside the permanent magnet brushless direct current motor are damaged by carelessness of the user, so that the brushless direct current motor convenient to disassemble and install is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a brushless DC motor convenient to dismantle the installation to solve the problem that proposes among the above-mentioned background art.

In order to solve the technical problem, the utility model provides a following technical scheme: a brushless direct current motor convenient to disassemble and assemble comprises a shell, wherein a rotor is arranged in the shell, transverse plates are arranged at the upper end and the lower end of the rotor, the two transverse plates are respectively and fixedly connected with the inner wall of the shell, two support frames are respectively and fixedly connected with one side, close to each other, of the two transverse plates, a partition plate II and a partition plate I are respectively arranged at the left side and the right side of the rotor, a rotating shaft is horizontally arranged at the middle shaft in the rotor, a connecting block is fixedly connected with the right end of the rotating shaft, a heat dissipation screen plate is arranged at the right side of the inner wall of the shell, a connecting rod is fixedly connected at the left side of the heat dissipation screen plate, one end, far away from the heat dissipation screen plate, of the connecting rod is rotatably connected with a fixing sleeve through a bearing, two the fixed block is equallyd divide do not with the shell about both ends contact, the equal fixedly connected with thread bush in both ends about the shell, two one side that the thread bush was kept away from each other all is provided with the connecting plate, two the equal fixedly connected with gag lever post in one side that the connecting plate is close to each other, two the inside arc wall of having all seted up of fixed block, two inside the gag lever post was equallyd divide and is do not lie in two arc walls, two one side that the thread bush was kept away from each other all is provided with the thread insert rod.

Furthermore, four the support frame is equallyd divide and is do not contacted with the rotor, four the inside shape of support frame is equallyd divide and do not with shell surface shape looks adaptation to can support fixedly to the rotor.

Furthermore, the size and the shape of the second partition plate are equal to those of the first partition plate, and circular through holes are formed in the second partition plate and the first partition plate, so that the air inside the shell can be conveniently circulated to dissipate heat.

Further, fixed cover left side sets up for the opening, the connecting block runs through fixed cover and extends to fixed cover inside, the shape of connecting block and the shape looks adaptation of fixed cover inner wall make the pivot can drive fixed cover through the connecting block and rotate.

Further, an annular groove is formed in the left side of the inner wall of the shell, and the annular plate penetrates through the annular groove and extends to the inside of the annular groove to be in contact with the inner wall of the annular groove, so that the connecting effect is good, and the annular plate cannot shake.

Furthermore, two the connecting plate is the level setting, two the thread bush top is equallyd divide and is do not with two connecting plate fixed connection, makes the connecting plate can drive the thread bush and rotate.

Further, two inside the thread inserted bar equallyd divide and do not run through two connecting plates and thread bush and extend to two thread bushes the thread inserted bar bottom equallyd divide respectively with two thread bush inner wall threaded connection, can restrict the connecting plate, make its installation of being convenient for dismantle.

Furthermore, two the equal fixedly connected with engaging lug of one end that the screw inserted bar was kept away from each other can conveniently twist through the engaging lug and move the screw inserted bar, makes convenient operation to the screw inserted bar.

Compared with the prior art, the utility model discloses the beneficial effect who reaches is: the utility model discloses a set up connecting plate and gag lever post, can make the gag lever post inside the arc wall, spacing to the fixed block, prevent that the fixed block from removing, rethread set up thread bush and screw-inserted bar to can fix the connecting plate, can control the connecting plate to rotate through rotatory screw-inserted bar, thereby conveniently install and dismantle the baffle, make its convenient operation swift, avoid causing the damage of permanent magnetism brushless DC motor internals because of dismantling; through setting up the connecting block, can make the pivot pass through the fixed cover of connecting block drive and rotate to can make the flabellum rotate, dispel the heat to the shell inside, also do not influence the dismantlement to the shell simultaneously, the practicality is higher.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a top view of the fixing block of the present invention;

FIG. 3 is a schematic structural view of the threaded rod and the engaging lug of the present invention;

fig. 4 is an enlarged schematic view of the present invention a;

in the figure: 1. a housing; 2. a rotor; 3. a transverse plate; 4. a support frame; 5. a first clapboard; 6. a second clapboard; 7. a rotating shaft; 8. Connecting blocks; 9. fixing a sleeve; 10. a fan blade; 11. a connecting rod; 12. a heat dissipation screen plate; 13. an annular plate; 14. a baffle plate; 15. A fixed block; 16. a threaded sleeve; 17; a connecting plate, 18 and a limiting rod; 19. an arc-shaped slot; 20. a threaded bayonet; 21. and (5) connecting lugs.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a brushless direct current motor convenient to disassemble and assemble comprises a shell 1, a rotor 2 is arranged in the shell 1, transverse plates 3 are arranged at the upper end and the lower end of the rotor 2 respectively, the two transverse plates 3 are fixedly connected with the inner wall of the shell 1 respectively, two support frames 4 are fixedly connected with one sides of the two transverse plates 3 close to each other, the four support frames 4 are contacted with the rotor 2 respectively, the shapes of the inner parts of the four support frames 4 are matched with the surface shape of the shell 1 respectively, so that the rotor 2 can be supported and fixed, a partition plate two 6 and a partition plate one 5 are arranged at the left side and the right side of the rotor 2 respectively, the partition plate two 6 and the partition plate one 5 are equal in size and shape, circular through holes are formed in the partition plate two 6 and the partition plate one 5 respectively, the air circulation in the shell 1 is convenient to dissipate heat, a rotating shaft 7, through the arrangement of the connecting block 8, the rotating shaft 7 can drive the fixing sleeve 9 to rotate through the connecting block 8, so that the fan blades 10 can rotate to radiate heat inside the shell 1 without affecting the disassembly of the shell 1, the practicability is higher, the right side of the inner wall of the shell 1 is provided with the heat radiating mesh plate 12, the left side of the heat radiating mesh plate 12 is fixedly connected with the connecting rod 11, one end of the connecting rod 11, which is far away from the heat radiating mesh plate 12, is rotatably connected with the fixing sleeve 9 through a bearing, the left side of the fixing sleeve 9 is provided with an opening, the connecting block 8 penetrates through the fixing sleeve 9 and extends into the fixing sleeve 9, the shape of the connecting block 8 is matched with the shape of the inner wall of the fixing sleeve 9, so that the rotating shaft 7 can drive the fixing sleeve 9 to rotate through the, the left side of the inner wall of the shell 1 is provided with an annular groove, an annular plate 13 penetrates through the annular groove and extends to the inside of the annular groove to be contacted with the inner wall of the annular groove, so that the connection effect is better, the baffle plate is not shaken, the upper end and the lower end of the baffle plate 14 are fixedly connected with fixed blocks 15, the two fixed blocks 15 are respectively and fixedly contacted with the upper end and the lower end of the shell 1, the upper end and the lower end of the shell 1 are respectively and fixedly connected with threaded sleeves 16, one sides of the two threaded sleeves 16, which are far away from each other, are respectively provided with a connecting plate 17, the two connecting plates 17 are horizontally arranged, the tops of the two threaded sleeves 16 are respectively and fixedly connected with the two connecting plates 17, so that the connecting plates 17 can drive the threaded sleeves 16 to rotate, one sides of the two connecting plates 17, which are close to each other, are, the fixing blocks 15 are prevented from moving, arc-shaped grooves 19 are formed in the two fixing blocks 15, two limiting rods 18 are respectively positioned in the two arc-shaped grooves 19, thread insert rods 20 are arranged on the sides, away from each other, of the two thread sleeves 16, the thread sleeves 16 and the thread insert rods 20 are arranged, so that the connecting plate 17 can be fixed, the connecting plate 17 can be controlled to rotate by rotating the thread insert rods 20, the baffle 14 is convenient to mount and dismount, the damage to parts inside the permanent magnet brushless direct current motor due to dismounting is avoided, the two thread insert rods 20 respectively penetrate through the two connecting plates 17 and the thread sleeves 16 and extend into the two thread sleeves 16, the bottoms of the two thread insert rods 20 are respectively in threaded connection with the inner walls of the two thread sleeves 16, the connecting plate 17 can be limited, the mounting and dismounting are convenient, connecting lugs 21 are fixedly connected to the ends, away from each other, of the two thread insert rods 20, the threaded inserted bar 20 can be conveniently screwed through the connecting lug 21, so that the operation of the threaded inserted bar 20 is more convenient.

The utility model discloses a theory of operation: through swivelling joint ear 21, make engaging ear 21 drive screw-inserted rod 20 and rotate, thereby can make screw-inserted rod 20 upwards spin up, keep away from with connecting plate 17, the contact is fixed to connecting plate 17's extrusion, thereby can swivelling joint plate 17 with gag lever post 18 from arc 19 roll-out, thereby can take out baffle 14 left, can dismantle it, during the installation through driving connecting plate 17 that gag lever post 18 changes over into inside arc 19, it is spacing to fixed block 15, rethread engaging ear 21 and screw-inserted rod 20 fix connecting plate 17, thereby can accomplish the installation.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a brushless DC motor convenient to dismantle installation, includes shell (1), its characterized in that: the improved motor rotor is characterized in that a rotor (2) is arranged inside the shell (1), transverse plates (3) are arranged at the upper end and the lower end of the rotor (2), the transverse plates (3) are uniformly connected with the inner wall of the shell (1) respectively, the transverse plates (3) are fixedly connected with two supporting frames (4) at one side close to each other, the left side and the right side of the rotor (2) are uniformly connected with a second partition plate (6) and a first partition plate (5), a rotating shaft (7) is horizontally arranged at the middle shaft inside the rotor (2), a connecting block (8) is fixedly connected with the right end of the rotating shaft (7), a heat dissipation mesh plate (12) is arranged on the right side of the inner wall of the shell (1), a connecting rod (11) is fixedly connected with the left side of the heat dissipation mesh plate (12), one end, far away from the heat dissipation mesh plate (12), shell (1) left side is provided with baffle (14), baffle (14) inside fixedly connected with annular slab (13), equal fixedly connected with fixed block in both ends (15), two about baffle (14) the equal fixedly connected with fixed block in both ends (15) are equallyd divide do not with shell (1) about both ends contact, the equal fixedly connected with thread bush (16) in both ends about shell (1), two one side that thread bush (16) was kept away from each other all is provided with connecting plate (17), two the equal fixedly connected with gag lever post in one side (18) that connecting plate (17) are close to each other, two arc wall (19), two have all been seted up to fixed block (15) inside arc wall (19), two inside gag lever post (18) are equallyd divide and do not are located two arc walls (19), two one side that thread bush (16) kept away from each other.

2. A brushless dc motor easy to disassemble and assemble according to claim 1, wherein: the four support frames (4) are in contact with the rotor (2) respectively, and the internal shapes of the four support frames (4) are matched with the surface shape of the shell (1) respectively.

3. A brushless dc motor easy to disassemble and assemble according to claim 1, wherein: the second partition plate (6) and the first partition plate (5) are equal in size and shape, and circular through holes are formed in the second partition plate (6) and the first partition plate (5).

4. A brushless dc motor easy to disassemble and assemble according to claim 1, wherein: the opening setting is in fixed cover (9) left side, inside fixed cover (9) just extended to fixed cover (9) was run through in connecting block (8), the shape of connecting block (8) and the shape looks adaptation of fixed cover (9) inner wall.

5. A brushless dc motor easy to disassemble and assemble according to claim 1, wherein: an annular groove is formed in the left side of the inner wall of the shell (1), and the annular plate (13) penetrates through the annular groove and extends to the inside of the annular groove to be in contact with the inner wall of the annular groove.

6. A brushless dc motor easy to disassemble and assemble according to claim 1, wherein: two connecting plate (17) are the level setting, two thread bush (16) top is equallyd divide respectively with two connecting plate (17) fixed connection.

7. A brushless dc motor easy to disassemble and assemble according to claim 1, wherein: two inside screw insert rod (20) equallyd divide and do not run through two connecting plates (17) and thread bush (16) and extend to two thread bushes (16), two screw insert rod (20) bottom is equallyd divide respectively with two thread bush (16) inner wall threaded connection.

8. A brushless dc motor easy to disassemble and assemble according to claim 1, wherein: two the equal fixedly connected with engaging lug (21) of one end that screw inserted bar (20) kept away from each other.