CN221058088U - EC high-efficient brushless motor - Google Patents
EC high-efficient brushless motor Download PDFInfo
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- CN221058088U CN221058088U CN202322249675.7U CN202322249675U CN221058088U CN 221058088 U CN221058088 U CN 221058088U CN 202322249675 U CN202322249675 U CN 202322249675U CN 221058088 U CN221058088 U CN 221058088U
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- motor
- fan blade
- partition plate
- blade mounting
- shell
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- 238000005192 partition Methods 0.000 claims abstract description 40
- 239000000463 material Substances 0.000 claims abstract description 10
- 239000004033 plastic Substances 0.000 claims abstract description 8
- 229920003023 plastic Polymers 0.000 claims abstract description 8
- 230000003014 reinforcing effect Effects 0.000 claims description 8
- 230000000149 penetrating effect Effects 0.000 claims 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 abstract description 4
- 229910052782 aluminium Inorganic materials 0.000 abstract description 4
- 230000002035 prolonged effect Effects 0.000 abstract description 3
- 230000035939 shock Effects 0.000 abstract description 3
- 229910000838 Al alloy Inorganic materials 0.000 description 3
- 239000000956 alloy Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000005057 refrigeration Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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Abstract
An EC high-efficiency brushless motor belongs to the technical field of motor equipment; the existing power line and control line penetrate into the lower shell from the lead hole and are electrically connected with the electric control board, the electric control board controls the rotation of the motor rotor, the upper shell and the lower shell are made of plastic materials, the overall weight of the motor body is reduced, the waterproof and dustproof performance is better, the insulating performance is good, the shock resistance performance is good, the service life of the motor is prolonged, the electric control board controls the rotation of the motor rotor of the brushless motor, and the high-efficiency control is improved; the existing fan blade mounting cap is buckled and pressed on the fan blade mounting seat and is in locking connection with the upper end of the motor rotor through the locking bolt, so that the existing fan blade is fixedly connected; the middle partition plate is integrally made of aluminum, so that the problem of thermal deformation is solved; the motor mounting bolts are connected with the external mounting support, so that the motor mounting bolts are convenient to mount and fix, and the purpose of improving universality mounting is achieved.
Description
Technical Field
The utility model belongs to the technical field of motor equipment, and particularly relates to an EC (electro-magnetic) efficient brushless motor.
Background
EC motors, are typically mechatronic products; the driver is internally provided with an alternating current-to-direct current module, the direct current power supply is just an appearance of an EC motor, and the essence of the EC motor is an alternating current permanent magnet synchronous motor. EC motors are in fact only BLDC (brushless direct current) motors of a different name, but why is the term added in sufficiently complex motor types? One reason may be to avoid confusion among those familiar with ac motors, and to avoid linking them with any DC motor with a "brush design" that has led the DC motor market for many years; the use of "electronic commutation" rather than "brushless direct current" makes it difficult for a user to confuse modern, high-efficiency, long-life motor designs with brushed motor designs, which are inefficient, frequent in maintenance, and short in service life.
The fan motor for the refrigeration equipment has the defects of heavy weight and short service life caused by the traditional structure of a shaded pole motor and an aluminum alloy shell, and has low installation universality, so that the practical problem of the fan motor for the refrigeration equipment is necessarily solved by the plastic shell EC brushless motor.
Disclosure of Invention
The utility model mainly solves the technical problems in the prior art and provides an EC (electro-magnetic) efficient brushless motor.
The technical problems of the utility model are mainly solved by the following technical proposal: the utility model provides a high-efficient brushless motor of EC, includes the motor body, the motor body includes shell and lower shell, pass through a plurality of bolted connection between shell and the lower shell, the internally mounted between shell and the lower shell has brushless motor's motor stator and motor rotor, the whole of shell and lower shell all adopts the plastics material, the inboard of junction between shell and the lower shell is provided with the middle baffle, the downside of middle baffle is provided with the automatically controlled board, and the automatically controlled board is located the inside of lower shell, one side of lower shell is provided with the lead wire hole, rotor hole has been seted up at shell top center, and the upper end of motor rotor extends outside the rotor hole;
Two support rings are arranged at the top of the upper shell in an upward protruding manner outside the rotor hole;
The fan blade mounting seat is arranged outside the top of the upper shell, the whole fan blade mounting seat is cone-shaped, the top of the fan blade mounting seat is plane, a through hole is formed in the middle of the fan blade mounting seat, a mounting shaft sleeve is arranged below the through hole and positioned on the inner side of the lower surface of the fan blade mounting seat, and the mounting shaft sleeve is inserted into the upper end part of the motor rotor;
A reinforcing ring is arranged on the lower surface of the fan blade mounting seat and outside the mounting shaft sleeve, and the lower end part of the reinforcing ring is positioned on the inner side part of the support ring;
The motor rotor is characterized in that a fan blade mounting cap is arranged on the plane of the top of the fan blade mounting seat, a locking bolt is arranged in the middle of the fan blade mounting cap, a threaded hole is formed in the upper end of the motor rotor, and the locking bolt is connected in the threaded hole.
Preferably, a plurality of positioning pins are uniformly distributed on the plane at the top of the fan blade mounting seat.
Preferably, the motor stator is installed in the upside of middle baffle, the middle baffle is by outer spacing ring and the interior baffle of setting in outer spacing ring, the outside equipartition of outer spacing ring is provided with a plurality of fixed ear pieces, it has the screw to run through on the fixed ear piece, fixed connection between the four corners of interior baffle and the inner circle wall of outer spacing ring, the shaft hole has been seted up at the middle part of interior baffle, motor rotor's lower tip rotate install in the shaft hole, and in motor stator's inboard, the annular equipartition in back surface of interior baffle is equipped with a plurality of screw posts, the automatically controlled board passes through the screw and is connected the lower surface of installing in the middle baffle with the screw post, be located the leading flank of interior baffle and in shaft hole department protrusion is equipped with the axle sleeve, and the middle baffle passes through the bolt series connection of connecting between upper housing and the lower housing and fixes, the middle baffle wholly adopts the aluminum alloy material to constitute.
Preferably, at least four circuit board limiting blocks are uniformly distributed on the inner side of the rear surface of the outer limiting ring.
Preferably, the inner partition plate is provided with a plurality of hollow grooves in a ring shape, wherein the hollow grooves are positioned at the outer side of the shaft hole.
Preferably, rubber rings are arranged on the upper side, the lower side and the lead holes of the outer ring part of the outer limiting ring.
Preferably, at least two motor mounting bolts are arranged on the left side and the right side between the upper shell and the lower shell.
The utility model has the beneficial effects that:
1. The power line and the control line penetrate into the lower shell from the lead hole and are electrically connected with the electric control board, the electric control board controls the rotation of the motor rotor, and the whole of the upper shell and the lower shell is made of plastic materials, so that the motor body is lightened, the waterproof and dustproof performance is better, the insulation performance is good, the shock resistance performance is good, the service life of the motor is prolonged, the electric control board controls the rotation of the motor rotor of the brushless motor, and the high-efficiency control is improved;
The cone-shaped fan blade mounting seat corresponds to the connecting part of the existing fan blade in shape by mounting the existing fan blade on the fan blade mounting seat, and is fixedly connected with the upper end of the motor rotor through locking bolts by buckling the fan blade mounting cap on the fan blade mounting seat;
The electric control plate is arranged on the rear surface of the inner partition plate, is fixedly connected with a screw column through a screw, the lower end of the motor rotor is rotatably arranged in the shaft sleeve, then the upper shell is connected with the lower shell, the outer limiting ring is clamped between the outer edges of the upper shell and the lower shell, and is fixedly connected in series through bolts, and the middle partition plate is integrally formed by adopting aluminum materials, so that the problem of heat deformation is solved;
The motor mounting bolts are connected with the external mounting support, so that the motor mounting bolts are convenient to mount and fix, and the purpose of improving universality mounting is achieved.
Drawings
FIG. 1 is a schematic top perspective view of the present utility model;
FIG. 2 is a schematic top perspective view of the utility model with fan blade mounts removed;
FIG. 3 is a schematic top perspective view of a fan blade mount according to the present utility model;
FIG. 4 is a schematic view of a bottom perspective of a fan blade mount according to the present utility model;
FIG. 5 is a schematic perspective view of a fan blade mounting cap of the present utility model;
FIG. 6 is a schematic bottom perspective view of a diaphragm mounted brushless motor of the utility model;
FIG. 7 is a schematic top perspective view of a separator of the present utility model;
FIG. 8 is a schematic view of a bottom perspective of a baffle plate according to the present utility model;
In the figure: 101. an upper housing; 102. a lower housing; 103. a bolt; 105. a middle partition plate; 106. an electric control board; 107. a lead hole; 108. a rotor bore; 109. a support ring; 110. a motor mounting bolt; 112. a rubber ring; 114. a motor rotor; 115. a motor stator; 201. a fan blade mounting seat; 202. a through hole; 203. installing a shaft sleeve; 204. a reinforcing ring; 205. a fan blade mounting cap; 206. a locking bolt; 207. a positioning pin; 1. an outer limit ring; 2. an inner partition; 3. fixing the ear block; 301. a screw hole; 4. a shaft hole; 5. a screw column; 6. a shaft sleeve; 8. a circuit board limiting block; 9. a hollow groove;
Detailed Description
The technical scheme of the present utility model is further specifically described below by way of examples and with reference to fig. 1 to 8.
Example 1: the EC high-efficiency brushless motor comprises a motor body, wherein the motor body comprises an upper shell 101 and a lower shell 102, the upper shell 101 and the lower shell 102 are connected through a plurality of bolts 103, a motor stator 115 and a motor rotor 114 of the brushless motor are arranged in the upper shell 101 and the lower shell 102, the whole of the upper shell 101 and the whole of the lower shell 102 are made of plastic materials, a middle partition plate 105 is arranged on the inner side of a connecting part between the upper shell 101 and the lower shell 102, an electric control plate 106 is arranged on the lower side of the middle partition plate 105, the electric control plate 106 is positioned in the lower shell 102, a lead hole 107 is arranged on one side of the lower shell 102, a rotor hole 108 is formed in the center of the top of the upper shell 101, and the upper end of the motor rotor 114 extends out of the rotor hole 108;
Two support rings 109 are arranged on the top of the upper shell 101 in a protruding mode upwards outside the rotor hole 108, and the support rings 109 strengthen the strength of the top of the upper shell 101 in operation;
A fan blade mounting seat 201 is arranged outside the top of the upper shell 101, the whole fan blade mounting seat 201 is cone-shaped, the top of the fan blade mounting seat 201 is plane, a through hole 202 is arranged in the middle of the fan blade mounting seat 201, a mounting shaft sleeve 203 is arranged inside the lower surface of the fan blade mounting seat 201 and below the through hole 202, and the mounting shaft sleeve 203 is inserted into the upper end part of the motor rotor 114;
A reinforcing ring 204 is arranged on the lower surface of the fan blade mounting seat 201 and outside the mounting shaft sleeve 203, the lower end part of the reinforcing ring is positioned on the inner side part of the inner side channel supporting ring 109, and the reinforcing ring 204 increases the stability of the fan blade mounting seat 201 during high-speed rotation;
A fan blade mounting cap 205 is arranged on the plane of the top of the fan blade mounting seat 201, a locking bolt 206 is arranged in the middle of the fan blade mounting cap 205, a threaded hole is formed in the upper end portion of the motor rotor 114, and the locking bolt 206 is connected in the threaded hole.
The specific implementation mode is as follows:
The power line and the control line penetrate into the lower shell 102 from the lead hole 107 and are electrically connected with the electric control board 106, the electric control board 106 controls the rotation of the motor rotor 114, the whole of the upper shell 101 and the lower shell 102 are made of plastic materials, so that the whole weight of the motor body is lightened, the waterproof and dustproof performance is better, the insulating performance is good, the shock resistance is good, the service life of the motor is prolonged, and the electric control board 106 controls the rotation of the motor rotor 114 of the brushless motor, so that the efficient control is improved;
The cone-shaped fan blade mounting seat 201 corresponds to the shape of the connecting part of the existing fan blade by mounting the existing fan blade on the fan blade mounting seat 201, and the existing fan blade is fixedly connected by buckling the fan blade mounting cap 205 on the fan blade mounting seat 201 and locking the upper end of the motor rotor 114 through the locking bolt 206.
Examples
The present embodiment further defines that, on the basis of embodiment 1, a plurality of positioning pins 207 are uniformly distributed on the plane at the top of the fan blade mounting seat 201, and the existing fan blades are also provided with pin holes in corresponding numbers and positions, so that when the existing fan blades are mounted on the fan blade mounting seat 201, the fan blades are connected with the fan blade mounting seat 201 in a more stable manner through corresponding limit connection between the positioning pins 207 and the pin holes.
Other portions of this embodiment are the same as those of embodiment 1 described above, and will not be described again.
Examples
The embodiment further defines that the motor stator 115 is mounted on the upper side of the middle partition plate 105 on the basis of embodiment 1, the middle partition plate 105 is formed by an outer limit ring 1 and an inner partition plate 2 arranged in the outer limit ring 1, a plurality of fixed ear blocks 3 are uniformly distributed on the outer side of the outer limit ring 1, screw holes 301 penetrate through the fixed ear blocks 3, four corners of the inner partition plate 2 are fixedly connected with the inner ring wall of the outer limit ring 1, a shaft hole 4 is formed in the middle of the inner partition plate 2, the lower end of the motor rotor 114 is rotatably mounted in the shaft hole 4, a plurality of screw posts 5 are annularly and uniformly distributed on the rear surface of the inner partition plate 2 on the inner side of the motor stator 115, an electric control plate 106 is mounted on the lower surface of the middle partition plate 105 through the connection of the screw posts 5, a shaft sleeve 6 is convexly arranged on the front side of the inner partition plate 2, the middle partition plate 105 is fixedly connected in series through bolts 103 connected between the upper shell 101 and the lower shell 102, and the middle partition plate is integrally formed by adopting an aluminum alloy material; the electric control plate 106 is arranged on the rear surface of the inner partition plate 2, is fixedly connected with the screw column 5 through screws, the lower end of the motor rotor 114 is rotatably arranged in the shaft sleeve 6, then the upper shell 101 is connected with the lower shell 102, the outer limiting ring 1 is clamped between the outer edges of the upper shell 101 and the lower shell 102, the series connection is realized through bolts, and the whole partition plate is formed by adopting aluminum materials, so that the problem of heat deformation is solved.
Other portions of this embodiment are the same as those of embodiment 1 described above, and will not be described again.
Examples
The embodiment further defines on the basis of embodiment 3 that the inner side of the rear surface of the outer limiting ring 1 is uniformly and annularly provided with at least four circuit board limiting blocks 8, and the plurality of circuit board limiting blocks 8 can limit the existing circuit board, so that the circuit board can be protected and can be quickly installed.
Other portions of this embodiment are the same as those of embodiment 3 described above, and will not be described again.
Examples
The embodiment further defines, on the basis of embodiment 3, that the inner partition plate 2 is disposed at the outer side of the shaft hole 4 and is provided with a plurality of hollow grooves 9 in a ring shape, wherein the hollow grooves 9 promote heat dissipation and reduce certain weight;
other portions of this embodiment are the same as those of embodiment 3 described above, and will not be described again.
Examples
The embodiment further defines that rubber rings 112 are arranged on the upper side and the lower side of the outer ring part of the outer limiting ring 1 and in the lead holes 107 on the basis of embodiment 3, the rubber rings 112 promote the sealing performance, and the rubber rings 112 on the upper side and the lower side of the outer ring part of the middle partition plate 105 are more stably installed after the upper shell 101 is connected with the lower shell 102, so that vibration is reduced;
other portions of this embodiment are the same as those of embodiment 3 described above, and will not be described again.
Examples
The embodiment further defines that at least two motor mounting bolts 110 are arranged on the left side and the right side between the upper shell 101 and the lower shell 102 on the basis of embodiment 1, and the motor mounting bolts 110 are connected with an external mounting bracket, so that the motor mounting bolts are convenient to mount and fix, and the purpose of improving the universality of mounting is achieved;
Other portions of this embodiment are the same as those of embodiment 1 described above, and will not be described again.
The utility model has the whole application principle that:
The existing power line and the control line penetrate into the lower shell 102 from the lead hole 107 and are electrically connected with the electric control board 106, the electric control board 106 controls the rotation of the motor rotor 114, the whole body of the motor body is made of plastic materials through the whole body of the upper shell 101 and the lower shell 102, the whole body of the motor body is lightened, the electric control board 106 controls the rotation of the motor rotor 114 of the brushless motor, the efficient control is promoted, the existing fan blade is arranged on the fan blade mounting seat 201, the cone-shaped fan blade mounting seat 201 corresponds to the shape of the connecting part of the existing fan blade, the fan blade mounting cap 205 is buckled on the fan blade mounting seat 201, the locking bolt 206 is in locking connection with the upper end of the motor rotor 114, the existing fan blade is fixedly connected, and then the whole body of the motor body is connected with the external mounting bracket through the motor mounting bolt 110, so that the fan blade is applied;
The electric control plate 106 is arranged on the rear surface of the inner partition plate 2, is fixedly connected with the screw column 5 through screws, the lower end of the motor rotor 114 is rotatably arranged in the shaft sleeve 6, then the upper shell 101 is connected with the lower shell 102, the outer limiting ring 1 is clamped between the outer edges of the upper shell 101 and the lower shell 102, the series connection is realized through bolts, and the whole partition plate is formed by adopting aluminum materials, so that the problem of heat deformation is solved.
Finally, it should be noted that the above embodiments are merely representative examples of the present utility model. Obviously, the utility model is not limited to the above-described embodiments, but many variations are possible. Any simple modification, equivalent variation and modification of the above embodiments according to the technical substance of the present utility model should be considered to be within the scope of the present utility model.
Claims (7)
1. The EC high-efficiency brushless motor comprises a motor body, wherein the motor body comprises an upper shell (101) and a lower shell (102), the upper shell (101) and the lower shell (102) are connected through a plurality of bolts (103), a motor stator (115) and a motor rotor (114) of the brushless motor are arranged in the interior between the upper shell (101) and the lower shell (102), and the EC high-efficiency brushless motor is characterized in that the whole of the upper shell (101) and the whole of the lower shell (102) are made of plastic materials, a middle partition plate (105) is arranged on the inner side of a joint between the upper shell (101) and the lower shell (102), an electric control plate (106) is arranged on the lower side of the middle partition plate (105), the electric control plate (106) is positioned in the lower shell (102), a lead hole (107) is formed in one side of the lower shell (102), a rotor hole (108) is formed in the center of the top of the upper shell (101), and the upper end of the motor rotor (114) extends out of the rotor hole (108);
Two support rings (109) are arranged on the top of the upper shell (101) in a protruding mode on the outer side of the rotor hole (108);
A fan blade mounting seat (201) is arranged outside the top of the upper shell (101), the whole of the fan blade mounting seat (201) is cone-shaped, the top of the fan blade mounting seat (201) is plane, a through hole (202) is formed in the middle of the fan blade mounting seat (201), a mounting shaft sleeve (203) is arranged on the inner side of the lower surface of the fan blade mounting seat (201) and below the through hole (202), and the mounting shaft sleeve (203) is inserted into the upper end part of the motor rotor (114);
A reinforcing ring (204) is arranged on the lower surface of the fan blade mounting seat (201) and outside the mounting shaft sleeve (203), and the lower end part of the reinforcing ring is positioned on the inner side part of the support ring (109) of the inner side channel;
The fan blade mounting base is characterized in that a fan blade mounting cap (205) is arranged on the plane of the top of the fan blade mounting base (201), a locking bolt (206) is arranged in the middle of the fan blade mounting cap (205), a threaded hole is formed in the upper end portion of the motor rotor (114), and the locking bolt (206) is connected in the threaded hole.
2. The EC efficient brushless motor according to claim 1, characterized in that a plurality of positioning pins (207) are uniformly distributed on the plane of the top of the fan blade mounting base (201).
3. The EC high-efficiency brushless motor according to claim 1, characterized in that the motor stator (115) is mounted on the upper side of the middle partition plate (105), the middle partition plate (105) is formed by an outer limit ring (1) and an inner partition plate (2) arranged in the outer limit ring (1), a plurality of fixed ear blocks (3) are uniformly distributed on the outer side of the outer limit ring (1), screw holes (301) are formed in the fixed ear blocks (3) in a penetrating manner, four corners of the inner partition plate (2) are fixedly connected with the inner ring wall of the outer limit ring (1), a shaft hole (4) is formed in the middle of the inner partition plate (2), the lower end portion of the motor rotor (114) is rotatably mounted in the shaft hole (4), and in the inner side of the motor stator (115), a plurality of screw columns (5) are uniformly distributed on the rear surface of the inner partition plate (2), the electric control plate (106) is connected with the lower surface of the middle partition plate (105) through screws, the front side surface of the inner partition plate (2) is located at the position of the shaft hole (4), and the middle partition plate (114) is provided with a shaft hole (6), and the middle partition plate (114) is connected with the inner partition plate (103) through a plurality of bolts (101) to form an integral casing, and the middle partition plate (102) is connected with the middle partition plate (101).
4. An EC efficient brushless motor according to claim 3, characterized in that the inner side of the rear surface of the outer limit ring (1) is uniformly and annularly provided with at least four circuit board limit blocks (8).
5. The EC high-efficiency brushless motor according to claim 3, characterized in that a plurality of hollowed-out grooves (9) are formed on the inner partition plate (2) in a ring shape and located at the outer side of the shaft hole (4).
6. An EC efficient brushless motor according to claim 3, characterized in that rubber rings (112) are provided on both upper and lower sides of the outer ring portion of the outer retainer ring (1) and in the lead holes (107).
7. The EC efficient brushless motor according to claim 1, characterized in that at least two motor mounting bolts (110) are provided at both left and right sides between the upper housing (101) and the lower housing (102).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322249675.7U CN221058088U (en) | 2023-08-22 | 2023-08-22 | EC high-efficient brushless motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322249675.7U CN221058088U (en) | 2023-08-22 | 2023-08-22 | EC high-efficient brushless motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221058088U true CN221058088U (en) | 2024-05-31 |
Family
ID=91205765
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322249675.7U Active CN221058088U (en) | 2023-08-22 | 2023-08-22 | EC high-efficient brushless motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221058088U (en) |
-
2023
- 2023-08-22 CN CN202322249675.7U patent/CN221058088U/en active Active
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