CN219554714U - Brushless DC motor - Google Patents
Brushless DC motor Download PDFInfo
- Publication number
- CN219554714U CN219554714U CN202321064977.0U CN202321064977U CN219554714U CN 219554714 U CN219554714 U CN 219554714U CN 202321064977 U CN202321064977 U CN 202321064977U CN 219554714 U CN219554714 U CN 219554714U
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- Prior art keywords
- end cover
- control panel
- brushless
- motor
- cavity
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/64—Electric machine technologies in electromobility
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Abstract
The utility model discloses a brushless direct current motor, which comprises a machine body, a control board and a mounting shell, wherein the mounting shell is mounted on the machine body. The installation shell is provided with a cavity with an opening, the control panel is installed in the cavity through the connecting piece, the opening is detachably connected with an end cover, and the end cover seals the cavity. The utility model solves the problem of troublesome wiring caused by the external control panel in the prior art, reserves a space for installing the control panel at the machine body, can maintain the control panel by disassembling the end cover, is convenient and practical, can reduce the volume of the machine body, and is suitable for the brushless direct current motor with the exposed stator.
Description
Technical Field
The utility model belongs to the technical field of motors, and particularly relates to a brushless direct current motor.
Background
The brushless DC motor has wide speed regulating range, high low speed performance, smooth running, low noise, high efficiency, etc. and may be used widely in industrial and civil fields.
The brushless direct current motor realizes the purposes of start-stop control, brake control, forward and reverse control, rotation speed regulation control and the like, the control board is a relatively independent component, is usually arranged outside the motor and is connected with the motor through a cable, and the connection mode is troublesome to connect.
The prior art discloses a brushless direct current motor (issued notice number: CN 218771449U) for a fan, which solves the problem that the internal structure of the existing brushless direct current motor is not compact enough, and a control panel is arranged in a machine shell, so that if the control panel breaks down, the motor can be maintained only by completely disassembling the motor, and the maintenance is inconvenient.
Disclosure of Invention
The utility model aims to solve the technical problems in the prior art, provide the brushless direct current motor, solve the problem of troublesome wiring caused by the external arrangement of the control panel in the prior art, reserve the space for installing the control panel at the machine body, repair the control panel by disassembling the end cover, be convenient and practical, reduce the volume of the machine body and be suitable for the brushless direct current motor with the exposed stator.
In order to solve the technical problems, the utility model adopts the following technical scheme:
the brushless DC motor includes a machine body and a control board. The device is characterized by further comprising a mounting shell, wherein the mounting shell is mounted on the machine body. The installation shell is provided with a cavity with an opening, the control panel is installed in the cavity through the connecting piece, the opening is detachably connected with the end cover, the end cover seals the cavity, the problem that wiring is troublesome caused by the fact that the control panel is arranged outside in the prior art is solved, the space for installing the control panel is reserved at the machine body, the control panel can be maintained by removing the end cover, the installation shell is convenient and practical, the volume of the machine body can be reduced, and the installation shell is suitable for a brushless direct current motor with an exposed stator.
Further, the mounting shell is provided with a connecting column, the connecting column is arranged in the cavity, and the connecting piece is fixed on the connecting column and limits the control panel and the end cover. The utility model adds the connecting position on the mounting shell, and solves the technical problem that the mounting shell is thinner and cannot fix the connecting piece.
Further, the inner wall department of installation shell is equipped with the recess, and recess and connecting piece correspond the setting, increase the space that is used for installing the connecting piece, avoid connecting piece and installation shell to contact and lead to the installation shell structure impaired.
Further, the connecting column is provided with a connecting hole, the connecting piece adopts a limit bolt, when the limit bolt is in threaded connection in the connecting hole, the limit bolt limits the control panel on the end face of the connecting column, the end cover is provided with a mounting hole, and the limit bolt penetrates through the mounting hole, so that the end cover can be limited in the opening; when the limit bolt is unscrewed, the end cover can be detached from the mounting housing. The connecting piece can limit the control panel and realize the detachable connection of the end cover.
Further, the control panel is provided with a notch, and the limit bolt penetrates through the notch, so that the limit bolt limits the control panel, and the stability of the control panel in the cavity of the installation shell is improved.
Further, the end cover is provided with a counter bore, the counter bore is communicated with the mounting hole, and the end head of the limit bolt is sunk into the counter bore, so that the limit bolt is hidden at the end cover, and the fastening effect of the limit bolt on the end cover is improved.
Further, the inside of the installation shell is provided with a partition plate, the partition plate is provided with a through hole, the partition plate divides the cavity into two spaces, the machine body stretches into one of the spaces, and the control board is arranged in the other space. The components of the machine body and the control board are arranged separately, the components are in complementary interference with each other, and through holes with corresponding shapes and corresponding numbers are arranged on the separation board and are used for the insertion pins and the leads to pass through.
Further, the installation shell is provided with a limiting groove, the end cover is provided with a limiting protrusion, the limiting protrusion is clamped into the limiting groove, and stability of the end cover on the installation shell is improved.
Further, the installation shell is provided with a notch, and the notch is provided with a socket, so that the socket is exposed, and connection of the connecting wire connector is facilitated.
Further, the end cover is provided with a clamping part, and the clamping part is clamped into the notch, so that the stability of the end cover on the installation shell is further improved.
Due to the adoption of the technical scheme, the utility model has the following beneficial effects:
the utility model is additionally provided with the mounting shell, the control panel is arranged in the cavity through the opening, and the cavity is sealed by adopting the end cover. The problem of the external wiring that brings of control panel among the prior art troublesome is solved, reserve the space that is used for installing the control panel in organism department, through dismantling the end cover, alright maintenance control panel, convenient and practical can reduce the volume of organism moreover, is applicable to the brushless DC motor that the stator exposes.
Drawings
The utility model is further described below with reference to the accompanying drawings:
fig. 1 is a schematic structural view of a brushless dc motor according to the present utility model;
FIG. 2 is a schematic view of the structure of the end cap of the present utility model;
FIG. 3 is a schematic view of the bottom of the end cap of the present utility model;
FIG. 4 is a schematic view of the structure of the utility model without an end cap;
FIG. 5 is a schematic view of the structure of the mounting housing of the present utility model;
FIG. 6 is a schematic view of the structure of the bottom of the mounting housing of the present utility model;
FIG. 7 is a schematic view of the control board of the present utility model;
fig. 8 is a schematic structural view of a limit bolt according to the present utility model.
In the figure, 1-organism; 2-control panel; 3-mounting a housing; 4-opening; 5-end caps; 6-connecting columns; 7-connecting holes; 8-grooves; 9-a limit bolt; 10-end; 11-notch; 12-mounting holes; 13-counter bore; 14-limiting protrusions; 15-clamping part; 16-limit grooves; 17-dividing plates; 18-notch; 19-cavity; 20-socket.
Detailed Description
As shown in fig. 1 to 8, the brushless dc motor of the present utility model comprises a machine body 1, a mounting housing 3 and a control board 2, wherein the mounting housing 3 is mounted on the machine body 1.
The installation shell 3 is provided with a cavity 19 with an opening 4, the control panel 2 is installed in the cavity 19 through a connecting piece, the opening 4 is detachably connected with the end cover 5, the installation shell 3 is provided with a limit groove 16, the end cover 5 is provided with a limit protrusion 14, the limit protrusion 14 is clamped into the limit groove 16, the stability of the end cover 5 on the installation shell 3 is improved, and the end cover 5 seals the cavity 19. The problem of among the prior art the external wiring that brings of control panel 2 troublesome is solved, reserve the space that is used for installing control panel 2 in organism 1 department, through dismantling end cover 5, alright maintenance control panel 2, convenient and practical can reduce the volume of organism 1 moreover, is applicable to the brushless direct current motor that the stator exposes, need not to set up motor housing.
The specific installation mode of the control panel 2 is designed as follows: the installation shell 3 is provided with three connecting columns 6, the three connecting columns 6 are circumferentially and uniformly distributed on the inner side of the installation shell 3, the connecting columns 6 are arranged in the cavity 19, and a corresponding number of connecting pieces are fixed on the corresponding connecting columns 6 and limit the control panel 2 and the end cover 5. The inner wall department of installation shell 3 is equipped with recess 8, and recess 8 and connecting piece correspond the setting, increase the space that is used for installing the connecting piece, avoid connecting piece and installation shell 3 to contact and lead to the installation shell 3 structure impaired. The utility model adds the connecting position on the mounting shell 3, and solves the technical problem that the mounting shell 3 is thinner and cannot fix the connecting piece.
The spliced pole 6 is equipped with connecting hole 7, and the connecting piece adopts spacing bolt 9, and when spacing bolt 9 threaded connection in connecting hole 7, spacing bolt 9 is spacing control panel 2 on the terminal surface of spliced pole 6, specifically does: the control panel 2 is provided with a notch 11, and the limit bolt 9 passes through the notch 11, so that the limit bolt 9 limits the control panel 2, and the stability of the control panel 2 in the cavity 19 of the mounting shell 3 is improved. The end cover 5 is provided with a mounting hole 12, and the limit bolt 9 passes through the mounting hole 12, so that the end cover 5 can be limited in the opening 4; when the limit bolts 9 are screwed out, the end cap 5 can be removed from the mounting housing 3. So that the connector can limit the control panel 2 and realize the detachable connection of the end cover 5. The end cover 5 is provided with the counter bore 13, the counter bore 13 is communicated with the mounting hole 12, and the end head 10 of the limit bolt 9 is sunk into the counter bore 13, so that the limit bolt 9 is hidden at the end cover 5, and the fastening effect of the limit bolt 9 on the end cover 5 is improved.
The inside of the installation shell 3 is provided with a partition plate 17, the partition plate 17 is provided with through holes, the partition plate 17 divides the cavity 19 into two spaces, the machine body 1 stretches into one of the two spaces, the control board 2 is arranged in the other space, the components of the machine body 1 and the control board 2 are arranged in a separated mode, the components are in complementary interference with each other, and through the corresponding through holes with the corresponding shapes and the corresponding numbers are formed in the partition plate 17 and used for inserting pins and leads to pass through.
The mounting housing 3 is provided with a notch 18, and the notch 18 is provided with a socket 20, so that the socket 20 is exposed, and connection of the connecting wire connector is facilitated. The end cap 5 is provided with a clamping part 15, and the clamping part 15 is clamped into the notch 18, so that the stability of the end cap 5 on the mounting shell 3 is further improved.
The above is only a specific embodiment of the present utility model, but the technical features of the present utility model are not limited thereto. Any simple changes, equivalent substitutions or modifications and the like made on the basis of the present utility model to solve the substantially same technical problems and achieve the substantially same technical effects are included in the scope of the present utility model.
Claims (10)
1. The brushless direct current motor comprises a machine body and a control board;
characterized by further comprising:
the mounting shell is mounted on the machine body;
the installation shell is provided with a cavity with an opening, the control panel is installed in the cavity through a connecting piece, the opening is detachably connected with an end cover, and the end cover seals the cavity.
2. The brushless dc motor of claim 1 wherein: the installation shell is provided with a connecting column, the connecting column is arranged in the cavity, and the connecting piece is fixed on the connecting column and limits the control panel and the end cover.
3. A brushless dc motor as claimed in claim 2, wherein: the inner wall of the installation shell is provided with a groove, and the groove and the connecting piece are correspondingly arranged.
4. A brushless dc motor as claimed in claim 2, wherein: the connecting column is provided with a connecting hole, the connecting piece adopts a limit bolt, the limit bolt is in threaded connection in the connecting hole, the limit bolt limits the control panel on the end face of the connecting column, the end cover is provided with a mounting hole, and the limit bolt passes through the mounting hole to limit the end cover in the opening.
5. The brushless dc motor of claim 4 wherein: the control panel is provided with a notch, and the limit bolt passes through the notch to enable the limit bolt to limit the control panel.
6. The brushless dc motor of claim 4 wherein: the end cover is provided with a counter bore, the counter bore is communicated with the mounting hole, and the end head of the limit bolt is sunk into the counter bore.
7. The brushless dc motor of claim 1 wherein: the inside of installation shell is equipped with the division board, the division board is equipped with the through-hole, the division board will the cavity divide into two spaces, the organism stretches into in one of them space, the control panel is located in another space.
8. The brushless dc motor of claim 1 wherein: the installation shell is provided with a limiting groove, the end cover is provided with a limiting protrusion, and the limiting protrusion is clamped into the limiting groove.
9. The brushless dc motor of claim 1 wherein: the installation shell is provided with a notch, and the notch is provided with a socket.
10. The brushless dc motor of claim 9 wherein: the end cover is provided with a clamping part, and the clamping part is clamped into the notch.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202321064977.0U CN219554714U (en) | 2023-05-04 | 2023-05-04 | Brushless DC motor |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202321064977.0U CN219554714U (en) | 2023-05-04 | 2023-05-04 | Brushless DC motor |
Publications (1)
Publication Number | Publication Date |
---|---|
CN219554714U true CN219554714U (en) | 2023-08-18 |
Family
ID=87705509
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202321064977.0U Active CN219554714U (en) | 2023-05-04 | 2023-05-04 | Brushless DC motor |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN219554714U (en) |
-
2023
- 2023-05-04 CN CN202321064977.0U patent/CN219554714U/en active Active
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