CN219107177U - DC brushless motor for condensing fan - Google Patents
DC brushless motor for condensing fan Download PDFInfo
- Publication number
- CN219107177U CN219107177U CN202223414298.XU CN202223414298U CN219107177U CN 219107177 U CN219107177 U CN 219107177U CN 202223414298 U CN202223414298 U CN 202223414298U CN 219107177 U CN219107177 U CN 219107177U
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- installation
- end cover
- coil
- pressing plate
- condensing fan
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Abstract
The utility model relates to the technical field of motors, in particular to a direct current brushless motor for a condensing fan, which is arranged on the condensing fan, and comprises a protection coil, a line pressing plate and an end cover positioned on a motor shell, wherein the end cover is inwards sunken to form a mounting cavity, the bottom surface of the mounting cavity is a first mounting surface, the inner wall of the mounting cavity is inwards bent to form a second mounting surface, and a through hole is formed in the first mounting surface; the protective coil is arranged in the through hole, a wire hole is formed in the protective coil, the outer wall of the protective coil protrudes outwards to form an installation part, and the bottom surface of the installation part is contacted with the first installation surface; the line ball board is installed at the installation intracavity, line ball board tip and second installation face contact, line ball board and end cover fixed connection, through the design of installation chamber, protection coil and line ball board for the end cap of circuit line and fixed knot structure adopt external structure, thereby can practice thrift the installation space between end cover and the casing, and protect coil and line ball board's simple to operate.
Description
Technical Field
The utility model relates to the technical field of motors, in particular to a direct current brushless motor for a condensing fan.
Background
The brushless DC motor is composed of a motor main body and a driver, and is a typical electromechanical integrated product. Brushless motors refer to motors without brushes and commutators (or slip rings), also known as commutators-less motors. As early as nineteenth, the practical motor is brushless, i.e. ac squirrel-cage asynchronous motor, and the motor is widely used. The installation space of the existing DC brushless motor is limited, the installation space between the end cover and the shell is narrow, a circuit board used for installation between the end cover and the shell is arranged, and the space in the end cover is not enough for installing a plug of a circuit line.
Disclosure of Invention
The utility model aims to solve the technical problems that: in order to overcome the problem that the installation space of a direct current brushless motor in the prior art is limited, the installation space between an end cover and a shell is narrow, and the space in the end cover is not enough in the end cap installation end cover of a circuit line, the direct current brushless motor for the condensing fan is provided.
The technical scheme adopted for solving the technical problems is as follows: the direct current brushless motor for the condensing fan is arranged on the condensing fan and comprises a protection coil, a line pressing plate and an end cover positioned on a motor shell, wherein the end cover is inwards sunken to form a mounting cavity, the bottom surface of the mounting cavity is a first mounting surface, the inner wall of the mounting cavity is inwards bent to form a second mounting surface, and a through hole is formed in the first mounting surface;
the protective coil is arranged in the through hole, a plurality of wire holes for the electronic board wires to pass through are formed in the protective coil, the outer wall of the protective coil protrudes outwards to form an installation part, and the bottom surface of the installation part is contacted with the first installation surface;
the line ball board is installed at the installation intracavity, line ball board tip and second installation face contact, line ball board and end cover fixed connection, and line ball board and end cover centre gripping protect the coil, through the design of installation chamber, protect coil and line ball board for the end cap of circuit line and fixed knot structure adopt external structure, thereby can practice thrift the installation space between end cover and the casing, and protect coil and line ball board's simple to operate.
The inner walls of the two sides of the mounting cavity are further provided with step-shaped structures.
Further comprising intersecting the through bore axis and the end cap face axis.
The wire pressing plate further comprises a mounting hole which is formed in the middle of the wire pressing plate and used for the protective coil to pass through.
The wire pressing plate further comprises a positioning part formed on the upper bottom surface of the wire pressing plate in a protruding mode, and the positioning part is in contact with the mounting part.
Further comprises a leading-in surface which is contracted from bottom to top and inwards at the upper part of the protective coil.
The beneficial effects of the utility model are as follows: according to the direct current brushless motor for the condensing fan, provided by the utility model, through the design of the mounting cavity, the protection coil and the line pressing plate, the plug of the circuit line and the fixing structure of the plug adopt an external structure, so that the mounting space between the end cover and the shell can be saved, and the installation of the protection coil and the line pressing plate is convenient and quick.
Drawings
The utility model will be further described with reference to the drawings and examples.
FIG. 1 is a schematic perspective view of 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 structure of the line ball board of the present utility model;
fig. 4 is a schematic structural view of the guard coil of the present utility model.
In the figure: 1. the coil protector comprises a coil protector body 11, mounting parts 12, a lead-in surface 2, a wire pressing plate 21, mounting holes 22, a positioning part 3, end covers 31, mounting cavities 32, a first mounting surface 33, a second mounting surface 34 and through holes.
Detailed Description
The utility model will now be described in further detail with reference to the accompanying drawings. The drawings are simplified schematic representations which merely illustrate the basic structure of the utility model and therefore show only the structures which are relevant to the utility model.
As shown in fig. 1, which is a schematic structural diagram of the present utility model, a brushless dc motor for a condensing fan is installed on the condensing fan, the brushless dc motor includes a protection coil 1, a wire pressing plate 2 and an end cover 3 located on a motor housing, the end cover 3 is concaved inwards to form a mounting cavity 31, the mounting cavity 31 is arranged at a corner of the end cover 1, a first mounting surface 32 is arranged at a bottom surface of the mounting cavity 31, an inner wall of the mounting cavity 31 is bent inwards to form a second mounting surface 33, a through hole 34 is formed on the first mounting surface 32, two side inner walls of the mounting cavity 31 form a step structure, and an axis of the through hole 34 is intersected with an axis of an end face of the end cover 3;
as shown in fig. 2 and 4, the protective coil 1 is installed in the through hole 34, a plurality of wire holes for the electronic board wires to pass through are formed on the protective coil 1, the outer wall of the protective coil 1 protrudes outwards to form an installation part 11, the bottom surface of the installation part 11 is contacted with the first installation surface 32, and the upper part of the protective coil 1 is provided with a leading-in surface 12 which contracts inwards from bottom to top, so that the protective coil can conveniently pass through the installation hole 21, and the installation efficiency is improved;
as shown in fig. 2 and 3, the wire pressing plate 2 is installed in the installation cavity 31, the wire pressing plate 2 is fixedly connected with the end cover 3 through a screw, the end part of the wire pressing plate 2 is in contact with the second installation surface 33, the wire pressing plate 2 is fixedly connected with the end cover 3, the wire pressing plate 2 and the end cover 3 clamp the protection coil 1, the installation hole 21 for the protection coil 1 to pass through is formed in the middle of the wire pressing plate 2, the positioning part 22 is formed on the upper bottom surface of the wire pressing plate 2 in a protruding mode, the positioning part 22 is located on two sides of the installation hole 21, the positioning part 22 is in contact with the installation part 11, and the design of the installation cavity 31, the protection coil 1 and the wire pressing plate 2 is adopted by the plug of a circuit line and the fixing structure of the plug are of an external structure, so that installation space between the end cover 3 and a shell can be saved, and the installation of the protection coil 1 and the wire pressing plate 2 is convenient and quick.
With the above-described preferred embodiments according to the present utility model as an illustration, the above-described descriptions can be used by persons skilled in the relevant art to make various changes and modifications without departing from the scope of the technical idea of the present utility model. The technical scope of the present utility model is not limited to the description, but must be determined according to the scope of claims.
Claims (6)
1. The direct current brushless motor for the condensing fan is arranged on the condensing fan and is characterized by comprising a protection coil (1), a line pressing plate (2) and an end cover (3) positioned on a motor shell, wherein the end cover (3) is inwards sunken to form an installation cavity (31), the bottom surface of the installation cavity (31) is a first installation surface (32), the inner wall of the installation cavity (31) is inwards bent to form a second installation surface (33), and a through hole (34) is formed in the first installation surface (32);
the protective coil (1) is arranged in the through hole (34), a plurality of wire holes for the electronic board to pass through are formed in the protective coil (1), the outer wall of the protective coil (1) protrudes outwards to form an installation part (11), and the bottom surface of the installation part (11) is in contact with the first installation surface (32);
the wire pressing plate (2) is installed in the installation cavity (31), the end part of the wire pressing plate (2) is in contact with the second installation surface (33), the wire pressing plate (2) is fixedly connected with the end cover (3), and the wire pressing plate (2) and the end cover (3) clamp the protective coil (1).
2. The dc brushless motor for a condensing fan according to claim 1, wherein: the inner walls of the two sides of the mounting cavity (31) form a step-shaped structure.
3. The dc brushless motor for a condensing fan according to claim 1, wherein: the axis of the through hole (34) is intersected with the axis of the end face of the end cover (3).
4. The dc brushless motor for a condensing fan according to claim 1, wherein: the middle part of the line pressing plate (2) is provided with a mounting hole (21) for the protective coil (1) to pass through.
5. The dc brushless motor for a condensing fan according to claim 1, wherein: the upper bottom surface of the line pressing plate (2) is convexly provided with a positioning part (22), and the positioning part (22) is contacted with the mounting part (11).
6. The dc brushless motor for a condensing fan according to claim 1, wherein: the upper part of the protective coil (1) presents an introduction surface (12) which is contracted from bottom to top inwards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223414298.XU CN219107177U (en) | 2022-12-20 | 2022-12-20 | DC brushless motor for condensing fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223414298.XU CN219107177U (en) | 2022-12-20 | 2022-12-20 | DC brushless motor for condensing fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219107177U true CN219107177U (en) | 2023-05-30 |
Family
ID=86431022
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223414298.XU Active CN219107177U (en) | 2022-12-20 | 2022-12-20 | DC brushless motor for condensing fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219107177U (en) |
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2022
- 2022-12-20 CN CN202223414298.XU patent/CN219107177U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |