CN211183726U - Integrated structure DC permanent magnet motor - Google Patents
Integrated structure DC permanent magnet motor Download PDFInfo
- Publication number
- CN211183726U CN211183726U CN201922399172.1U CN201922399172U CN211183726U CN 211183726 U CN211183726 U CN 211183726U CN 201922399172 U CN201922399172 U CN 201922399172U CN 211183726 U CN211183726 U CN 211183726U
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- Prior art keywords
- direct current
- controller
- base
- permanent magnet
- boss
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- RVCKCEDKBVEEHL-UHFFFAOYSA-N 2,3,4,5,6-pentachlorobenzyl alcohol Chemical compound OCC1=C(Cl)C(Cl)=C(Cl)C(Cl)=C1Cl RVCKCEDKBVEEHL-UHFFFAOYSA-N 0.000 claims abstract description 14
- 230000002093 peripheral effect Effects 0.000 claims abstract description 4
- 239000007769 metal material Substances 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 230000017525 heat dissipation Effects 0.000 abstract description 13
- 239000002184 metal Substances 0.000 abstract description 10
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 238000009434 installation Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model provides an integrated structure direct current permanent magnet motor, including motor body and controller, the motor body below is fixed with the base, the base is inside hollow frame type structure, the lower bottom surface top at the frame type structure of base is fixed to the controller, the controller includes the PCBA board of controller shell and joint in the controller shell, the inner peripheral surface of controller shell has the tang, PCBA board and tang cooperation joint, PCBA board lower surface still has direct current to alternating current contravariant unit, the lower bottom surface of frame type structure corresponds direct current to alternating current contravariant unit position department and upwards the arch forms the boss, upward boss upper surface offsets with direct current to alternating current contravariant unit lower surface contact. The utility model has the advantages of reasonable design, design the boss on metal base, can make motor structure more compact under the reliable and stable condition of guaranteeing the heat dissipation, need not to install independent radiator in addition, effective reduction in production cost.
Description
Technical Field
The utility model relates to a motor production technical field especially relates to an integrated structure direct current permanent magnet motor.
Background
At present, the controller of the direct current permanent magnet motor sold in the market is usually arranged at the top or the bottom of the motor, and because the motor is in work, a control module of the controller can generate heat, and in order to ensure the use, an independent heat dissipation module needs to be designed on the control module to ensure the heat dissipation. However, this design requires an additional installation of a separate heat sink, which results in higher production cost, lower installation efficiency and more man-hours. In the working process of the direct current permanent magnet motor, the control module must adopt necessary heat dissipation measures to ensure that the temperature of the direct current permanent magnet motor is reduced, so that the working reliability of the direct current permanent magnet motor can be ensured. Therefore, there is a need for further improvements in dc permanent magnet motor design to address this need.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is: in order to overcome the defects of the prior art, the utility model provides a compact structural design, low production cost, the reliable and stable integrated structure direct current permanent magnet motor dispels the heat.
The utility model provides a technical scheme that its technical problem adopted is: the utility model provides an integrated structure direct current permanent-magnet machine, includes motor body and controller, motor body below be fixed with the base, the base be inside hollow frame type structure, the controller fix the lower bottom surface top of the frame type structure of base, the controller include the PCBA board of controller shell and joint in the controller shell, the inner peripheral surface of controller shell the tang has, PCBA board and tang cooperation joint, PCBA board lower surface still have direct current to current contravariant unit, the lower bottom surface of frame type structure correspond direct current to current contravariant unit position department upwards protruding formation boss, upward boss upper surface offsets with direct current to current contravariant unit lower surface contact.
Furthermore, in order to improve the heat dissipation effect, the base is made of metal materials.
preferably, the cross section of the upper boss is in an L-shaped structure with a downward opening.
Furthermore, both sides of the controller shell are respectively provided with a bottom foot, and the bottom feet and the base are fixed through screws or rivets.
Furthermore, the direct current-to-alternating current inversion unit comprises a power module or an IGBT, and the power module or the IGBT is in contact with and abutted against the upper surface of the upper boss.
The beneficial effects of the utility model are that, the utility model provides an integrated structure direct current permanent magnet motor, structural design is reasonable, integrate original controller between motor and the metal base, and design the boss on the metal base, the boss can be in contact with direct current to alternating current contravariant unit on the one hand, provide the heat dissipation for direct current to alternating current contravariant unit, on the other hand can enlarge metal base's surface area, improve heat-sinking capability, can be under the reliable and stable circumstances of guaranteeing the heat dissipation, make motor structure more compact, need not to install independent radiator in addition, effectively reduction in production cost.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is a schematic structural diagram of the preferred embodiment of the present invention.
Fig. 2 is a schematic structural diagram of an existing controller.
In the figure 1, a PCBA board 2, a power module or IGBT 3, a base 4, an upper boss 5, a controller shell 6 and an independent radiator.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic drawings and illustrate the basic structure of the present invention only in a schematic manner, and thus show only the components related to the present invention.
Fig. 1 shows an integrated structure dc permanent magnet motor, which is the preferred embodiment of the present invention, and includes a motor body and a controller. The motor is characterized in that a base 3 is fixed below the motor body, and the base 3 is of a hollow frame structure. In order to improve the heat dissipation effect, the base 3 is made of metal. The base 3 made of metal has good heat conduction performance and can effectively play a role in conducting and radiating heat.
The controller fix in the lower bottom surface top of the frame type structure of base 3, the controller include controller shell 5 and joint PCBA board 1 in controller shell 5, controller shell 5 both sides have the footing respectively, the footing passes through screw or rivet fastening with base 3. The inner peripheral surface of controller shell 5 have the tang, PCBA board 1 and tang cooperation joint.
The lower surface of the PCBA board 1 is also provided with a direct current-to-alternating current inversion unit. The PCBA board 1 typically includes a rectifier and switching power supply, EMI filtering, an MCU microprocessor, a dc-to-ac inverter unit, interface circuitry, and the like. The direct current to alternating current inverter unit consists of a driving circuit chip and a power module or IGBT2, and the power module or IGBT2 outputs UVW three-phase alternating current voltage to drive the motor to run. The power modules or IGBTs 2 are power output units that generate heat during operation and typically require heat dissipation measures to reduce their temperature to ensure reliability.
in order to ensure heat dissipation, the lower bottom surface of the frame structure is upwards protruded at a position corresponding to the direct current to alternating current inversion unit to form an upper boss 4, the section of the upper boss 4 is of an L-shaped structure with a downward opening, the direct current to alternating current inversion unit comprises a power module or an IGBT2, and the power module or the IGBT2 is in contact and abutted with the upper surface of the upper boss 4.
The base 3 made of metal material provides the motor body support and customer installation on one hand, and provides heat dissipation for the power module or the IGBT2 on the other hand. And the base 3 has a boss structure through which heat generated from the power module or IGBT2 is conducted to the metal base 3.
The integrated structure direct current permanent magnet motor who so designs, structural design is reasonable, integrate original controller between motor and metal base 3, and design the boss on metal base 3, the boss can be in contact with direct current-to-direct current contravariant unit on the one hand, provide the heat dissipation for direct current-to-direct current contravariant unit, on the other hand can enlarge metal base 3's surface area, improve the heat-sinking capability, can be under the reliable and stable circumstances of guaranteeing the heat dissipation, make motor structure more compact, need not to install independent radiator in addition, effectively reduce manufacturing cost.
In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (5)
1. The utility model provides an integrated structure direct current permanent magnet motor, includes motor body and controller, its characterized in that: motor body below be fixed with base (3), base (3) be inside hollow frame type structure, the controller fix the lower bottom surface top of the frame type structure of base (3), the controller include PCBA board (1) of controller shell (5) and joint in controller shell (5), the inner peripheral surface of controller shell (5) have the tang, PCBA board (1) and tang cooperation joint, PCBA board (1) lower surface still have direct current and pass a current contravariant unit, the lower bottom surface of frame type structure correspond direct current and pass a current contravariant unit position department and upwards protruding formation boss (4), it offsets with direct current and pass a current contravariant unit lower surface contact to go up boss (4).
2. The integrated structure dc permanent magnet motor according to claim 1, wherein: the base (3) is made of metal materials.
3. the integrated structure direct current permanent magnet motor according to claim 1, wherein the cross section of the upper boss (4) is in an L-shaped structure with a downward opening.
4. The integrated structure dc permanent magnet motor according to claim 1, wherein: the two sides of the controller shell (5) are respectively provided with a bottom foot, and the bottom feet and the base (3) are fixed through screws or rivets.
5. The integrated structure dc permanent magnet motor according to claim 1, wherein: the direct current-to-alternating current inversion unit comprises a power module or an IGBT (2), and the power module or the IGBT (2) is in contact and propping with the upper surface of the upper boss (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922399172.1U CN211183726U (en) | 2019-12-27 | 2019-12-27 | Integrated structure DC permanent magnet motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922399172.1U CN211183726U (en) | 2019-12-27 | 2019-12-27 | Integrated structure DC permanent magnet motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211183726U true CN211183726U (en) | 2020-08-04 |
Family
ID=71800923
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922399172.1U Active CN211183726U (en) | 2019-12-27 | 2019-12-27 | Integrated structure DC permanent magnet motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211183726U (en) |
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2019
- 2019-12-27 CN CN201922399172.1U patent/CN211183726U/en active Active
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