CN210074920U - Exhaust fan brushless motor base structure and exhaust fan brushless motor thereof - Google Patents
Exhaust fan brushless motor base structure and exhaust fan brushless motor thereof Download PDFInfo
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- CN210074920U CN210074920U CN201920958416.2U CN201920958416U CN210074920U CN 210074920 U CN210074920 U CN 210074920U CN 201920958416 U CN201920958416 U CN 201920958416U CN 210074920 U CN210074920 U CN 210074920U
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- exhaust fan
- brushless motor
- base body
- base structure
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Abstract
The utility model discloses an exhaust fan brushless motor base structure and exhaust fan brushless motor thereof, including the base body, the lateral surface of base body is provided with the column boss, is provided with the cylindricality sunken and I shape copper cylindricality nut on the column boss, and the inboard center of base body is provided with the motor shaft sleeve, and the motor shaft hole is provided with the oil blanket cover groove that is used for installing the oil blanket cover with the lateral surface junction of base body; can carry out prepositioning through the cylindricality is sunken when being connected with the air discharge fan load for the screw aligns simplyingly, and the inside I shape copper column nut that adopts of column boss is difficult for being pulled out on the one hand, and on the other hand has a higher intensity than the plastic, and gas is criticized and can not be hit it and collapse tooth or smooth tooth, and base body's outside middle part has set up the oil blanket groove, makes it can install the oil blanket lid, solves the problem of oiliness bearing oil leak betterly, and simple to operate is firm, is difficult for the oil leak, and the reliability is higher.
Description
Technical Field
The utility model relates to the field of electric machines, in particular to air discharge fan brushless motor base structure and air discharge fan brushless motor thereof.
Background
At present, the bottom of air discharge fan brushless motor base on the market is generally flat or only has bellied cylinder, it is not very convenient when being connected with the air discharge fan load like this, need waste time and energy and align the screw, and the place that air discharge fan brushless motor base on the market was used for the lock screw is plastics, if twist the screw too hard, cause very easily and collapse tooth or smooth tooth, the problem that oiliness bearing grease spills still exists simultaneously, because general brushless motor base mesopore is exposed, the grease flows from here easily like this, can produce the unnecessary trouble to the installation of product like this.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve one of the technical problem that exists among the prior art at least, provide an air discharge fan brushless motor base structure and air discharge fan brushless motor thereof, simple to operate is firm, is difficult for the oil leak, and the reliability is higher.
The utility model discloses an aspect provides an air discharge fan brushless motor base structure, including base body, base body's lateral surface is provided with and is used for the column boss of being connected with the air discharge fan load, it is sunken to be provided with the cylindricality that is used for prepositioning in the middle of the top of column boss, the inside I shape copper cylindricality nut that is provided with of column boss, base body's inboard center is provided with the motor axle sleeve, the inside motor shaft hole of motor axle sleeve runs through base body, the motor shaft hole with base body's lateral surface junction is provided with the oil blanket lid groove that is used for installing the oil blanket lid.
Above-mentioned air discharge fan brushless motor base structure has following beneficial effect at least: set up the column boss and set up the cylindricality in the middle of the top of column boss and cave in, can carry out the prepositioning through the cylindricality is sunken when being connected with the air discharge fan load, make the screw align simplely, the inside I shape copper column nut that adopts of column boss, on the one hand owing to be the I shape, be difficult for being pulled out, on the other hand copper nut has the intensity higher than the plastic, the gas in general workshop is criticized and can not be hit it and collapse tooth or smooth tooth, and the outside middle part of base body has set up the oil blanket groove, make it can install the oil blanket lid, solve the problem of oil bearing oil leak betterly, simple to operate is firm, be difficult for the oil leak, the reliability is higher.
According to the utility model discloses the first aspect an exhaust fan brushless motor base structure, the outside middle part of I shape copper cylindricality nut is provided with the ring groove, and I shape copper cylindricality nut package is moulded inside the column boss. Set up the ring groove and the package is moulded inside the column boss for I shape copper column nut is wrapped up its lateral surface by the column boss is complete, unless the column boss takes place structural damage, I shape copper column nut can not be followed the inside pull-out of column boss.
According to the utility model discloses the first aspect an exhaust fan brushless motor base structure, the outside edge of I shape copper cylindricality nut is provided with the straight line annular knurl. Set up the atress that the straight line annular knurl can effectively increase between I shape copper cylindricality nut and the column boss, just so can guarantee to twist the in-process of screw vigorously, and the nut can not follow and change.
According to the utility model discloses the first aspect an exhaust fan brushless motor base structure, the column boss is provided with two, respectively the symmetry set up in motor shaft hole both sides. The position and the number of the columnar bosses can be adjusted according to the structure of the load of the exhaust fan.
The second aspect of the utility model provides an exhaust fan brushless motor, including the aforesaid arbitrary exhaust fan brushless motor base structure.
The exhaust fan brushless motor at least has the following beneficial effects: set up the column boss and set up the cylindricality in the middle of the top of column boss and cave in, can carry out the prepositioning through the cylindricality is sunken when being connected with the air discharge fan load, make the screw align simplely, the inside I shape copper column nut that adopts of column boss, on the one hand owing to be the I shape, be difficult for being pulled out, on the other hand copper nut has the intensity higher than the plastic, the gas in general workshop is criticized and can not be hit it and collapse tooth or smooth tooth, and the outside middle part of base body has set up the oil blanket groove, make it can install the oil blanket lid, solve the problem of oil bearing oil leak betterly, simple to operate is firm, be difficult for the oil leak, the reliability is higher.
Drawings
The present invention will be further described with reference to the accompanying drawings and examples;
fig. 1 is a schematic view of a base structure of a brushless motor of an exhaust fan according to an embodiment of the present invention;
fig. 2 is a schematic view of another angle of a base structure of a brushless motor of an exhaust fan according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a base structure of a brushless motor of an exhaust fan according to an embodiment of the present invention;
fig. 4 is a schematic view of another sole structure of a base structure of a brushless motor of an exhaust fan according to an embodiment of the present invention;
fig. 5 is a schematic view of an i-shaped copper cylindrical nut of a base structure of a brushless motor for an exhaust fan according to an embodiment of the present invention.
Detailed Description
This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.
In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.
Referring to fig. 1-5, an embodiment of the utility model provides an exhaust fan brushless motor base structure, including base body 10, base body 10's lateral surface is provided with the column boss 11 that is used for being connected with the exhaust fan load, be provided with in the middle of the top of column boss 11 and be used for pre-positioning's cylindricality sunken 111, 11 inside I shape copper column nuts 12 that are provided with of column boss, base body 10's inboard center is provided with motor shaft sleeve 13, motor shaft hole 14 inside motor shaft sleeve 13 runs through base body 10, motor shaft hole 14 is provided with the oil blanket cover groove 15 that is used for installing the oil blanket cover with base body 10's lateral surface junction.
In this embodiment, set up column boss 11 and set up cylindricality sunken 111 in the middle of the top of column boss 11, can carry out prepositioning through cylindricality sunken 111 when being connected with the air discharge fan load, make the screw align the simplification, column boss 11 inside adopts I shape copper column nut 12, on the one hand because I shape, be difficult for being pulled out, on the other hand copper nut has higher intensity than the plastic, the gas of general workshop is criticized and can not be hit it and collapse tooth or smooth tooth, and base body 10's outside middle part has set up oil seal cover groove 15, make it can install the oil seal cover, solve the problem of oil leakage of oil-retaining bearing betterly, simple to operate is firm, be difficult for the oil leakage, the reliability is higher.
Referring to fig. 5, another embodiment of the present invention further provides a base structure of a brushless motor for an exhaust fan, wherein a circular groove 121 is disposed in the middle of the outer side of the i-shaped copper cylindrical nut 12, and the i-shaped copper cylindrical nut 12 is wrapped inside the cylindrical boss 11.
In this embodiment, the annular groove 121 is formed in the middle of the outer side of the i-shaped copper cylindrical nut 12, and the i-shaped copper cylindrical nut 12 is wrapped inside the cylindrical boss 11, so that the i-shaped copper cylindrical nut 12 is completely wrapped on the outer side surface of the cylindrical boss 11, and unless the cylindrical boss 11 is structurally damaged, the i-shaped copper cylindrical nut 12 cannot be pulled out from the inside of the cylindrical boss 11.
Referring to fig. 5, another embodiment of the present invention further provides a base structure of a brushless motor for an exhaust fan, wherein the outer edge of the i-shaped copper cylindrical nut 12 is provided with a straight knurling 122.
In this embodiment, the straight knurl 122 is arranged on the outer edge of the i-shaped copper cylindrical nut 12, so that the stress between the i-shaped copper cylindrical nut 12 and the cylindrical boss 11 can be effectively increased, and the nut can not rotate when the screw is screwed vigorously.
Referring to fig. 1 to 3, another embodiment of the present invention further provides a base structure of a brushless motor for an exhaust fan, wherein two columnar bosses 11 are provided, and are symmetrically disposed on two sides of the motor shaft hole 14.
It is understood that the position and number of the column bosses 11 can be adjusted by those skilled in the art according to the structure of the exhaust fan load.
The utility model discloses an another embodiment still provides an exhaust fan brushless motor, including the exhaust fan brushless motor base structure of any above-mentioned embodiment.
In this embodiment, set up column boss 11 and set up cylindricality sunken 111 in the middle of the top of column boss 11, can carry out prepositioning through cylindricality sunken 111 when being connected with the air discharge fan load, make the screw align the simplification, column boss 11 inside adopts I shape copper column nut 12, on the one hand because I shape, be difficult for being pulled out, on the other hand copper nut has higher intensity than the plastic, the gas of general workshop is criticized and can not be hit it and collapse tooth or smooth tooth, and base body 10's outside middle part has set up oil seal cover groove 15, make it can install the oil seal cover, solve the problem of oil leakage of oil-retaining bearing betterly, simple to operate is firm, be difficult for the oil leakage, the reliability is higher.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the gist of the present invention within the knowledge range of those skilled in the art.
Claims (5)
1. The utility model provides an exhaust fan brushless motor base structure, a serial communication port, including base body, base body's lateral surface is provided with the column boss that is used for being connected with the exhaust fan load, it is sunken to be provided with the cylindricality that is used for prepositioning in the middle of the top of column boss, the inside I shape copper cylindricality nut that is provided with of column boss, base body's inboard center is provided with the motor shaft sleeve, the inside motor shaft hole of motor shaft sleeve runs through base body, the motor shaft hole with base body's lateral surface junction is provided with the oil blanket cover groove that is used for installing the oil blanket cover.
2. The exhaust fan brushless motor base structure according to claim 1, wherein a circular groove is formed in the middle of the outer side of the i-shaped copper cylindrical nut, and the i-shaped copper cylindrical nut is wrapped inside the cylindrical boss.
3. The exhaust fan brushless motor base structure of claim 1, wherein an outer edge of the i-shaped copper cylindrical nut is provided with straight knurling.
4. The base structure of the brushless motor of claim 1, wherein two of the pillar-shaped bosses are symmetrically disposed on two sides of the motor shaft hole.
5. An exhaust fan brushless motor comprising the exhaust fan brushless motor base structure according to any one of claims 1 to 4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920958416.2U CN210074920U (en) | 2019-06-24 | 2019-06-24 | Exhaust fan brushless motor base structure and exhaust fan brushless motor thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920958416.2U CN210074920U (en) | 2019-06-24 | 2019-06-24 | Exhaust fan brushless motor base structure and exhaust fan brushless motor thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210074920U true CN210074920U (en) | 2020-02-14 |
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ID=69428659
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920958416.2U Active CN210074920U (en) | 2019-06-24 | 2019-06-24 | Exhaust fan brushless motor base structure and exhaust fan brushless motor thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210074920U (en) |
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2019
- 2019-06-24 CN CN201920958416.2U patent/CN210074920U/en active Active
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