CN214543923U - Casing structure of dry-wet dual-purpose motor for dust collector - Google Patents
Casing structure of dry-wet dual-purpose motor for dust collector Download PDFInfo
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- CN214543923U CN214543923U CN202023223726.1U CN202023223726U CN214543923U CN 214543923 U CN214543923 U CN 214543923U CN 202023223726 U CN202023223726 U CN 202023223726U CN 214543923 U CN214543923 U CN 214543923U
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Abstract
The utility model discloses a dust catcher is with casing structure of wet or dry motor, including the shell body, the shell body has outer casing, guide duct, inlayer casing and goes up the roof, wherein: the upper surfaces of the outer shell and the inner shell are both fixed on the upper top plate, and the outer shell is sleeved outside the inner shell; the inner shell is provided with a motor mounting cavity, a cooling cavity is formed between the inner shell and the outer shell, one end of the air guide pipe is fixed on the inner shell and communicated with the motor mounting cavity, and the other end of the air guide pipe extends out of the outer side of the outer shell; and the upper top plate is provided with a connecting hole which is communicated with the motor mounting cavity. The utility model discloses in, the casing structure of the dual-purpose motor of wet futilely for the dust catcher that provides, because the setting up of ventilation pipe makes the air current in the motor installation cavity flow further cools off the motor in the cooling chamber, owing to need not opening the cooling air outlet in addition, very big dwindle the volume of wet dual-purpose motor futilely.
Description
Technical Field
The utility model relates to a motor technical field for the dust catcher especially relates to a casing structure of wet dual-purpose motor futilely for the dust catcher.
Background
Along with the improvement of the living standard of people, the environmental protection consciousness and the energy consumption consciousness are deepened, the lithium battery technology is perfect, the existing brush series excitation motor for the household alternating current dust collector is gradually eliminated by the market due to the inherent defects of high power, high energy consumption, low service life, low efficiency, high noise and the like, the direct current brushless motor is used as a new product industry and is influenced by the imperfect technical structure, the power efficiency is low, the service life of the lithium battery is influenced, the environmental pollution is caused indirectly, the noise is greatly influenced by the imperfect technical structure, the body feeling comfort degree of people is influenced, and the imperfect technical structure also causes the direct current brushless motor for the existing dust collector to be obviously improved in the aspect of service life compared with the alternating current brush series excitation motor for the existing dust collector. Especially, the dry-wet dual-purpose brushless motor for the dry-wet dual-purpose dust collector, because the motor coil generates heat after being electrified in the operation of the motor, cooling airflow is needed to ventilate the motor coil, the dry-type motor drives the impeller to operate for the motor, negative pressure is formed in the fan cover to suck the airflow, so that the dust collector works, the airflow sucked in by the operation of the motor flows out through the motor winding part through the air duct, the airflow cools the motor winding when passing through the motor winding, but the dry-wet dual-purpose motor is a failure structure for avoiding that moisture contained in the sucked airflow enters the motor winding to cause corrosion short circuit of the motor winding, the principle is that a plurality of groups of fans/impellers are arranged on the dry-wet dual-purpose motor, the impeller is driven by the dry-wet dual-purpose motor to form negative pressure when the motor operates, the airflow is directly led out of the motor through the air duct without passing through the motor winding, in addition, the other end of the motor drives the cooling fan to operate, so that independent airflow is sucked into the motor to pass through the winding to cool the motor, the air current behind the cooling winding flows out of the motor after passing through the motor winding, the wet and dry dual-purpose motor of this scheme needs to make independent cooling air-out passageway on motor and dust catcher, very big waste wet and dry dual-purpose motor and wet and dry dual-purpose dust catcher volume, because wet and dry dual-purpose motor need increase the cooling fan in addition, the load power that the cooling fan caused has very big improvement dry wet and dry dual-purpose motor's loss is very big has reduced wet and dry dual-purpose motor efficiency, and the cooling fan is monolithic punching press formula structure, tear the damage and lead to wet and dry dual-purpose motor inefficacy damage under abominable operating mode condition very easily when the motor runs at a high speed, cause very big hidden danger to motor quality.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem existing in the background technology, the utility model provides a casing structure of a dry and wet dual-purpose motor for a dust collector.
The utility model provides a pair of casing structure of wet dual-purpose motor futilely for dust catcher, including the shell body, the shell body has outer casing, guide duct, inlayer casing and goes up the roof, wherein:
the upper surfaces of the outer shell and the inner shell are both fixed on the upper top plate, and the outer shell is sleeved outside the inner shell;
the inner shell is provided with a motor mounting cavity, a cooling cavity is formed between the inner shell and the outer shell, one end of the air guide pipe is fixed on the inner shell and communicated with the motor mounting cavity, and the other end of the air guide pipe extends out of the outer side of the outer shell;
and the upper top plate is provided with a connecting hole which is communicated with the motor mounting cavity.
As the utility model discloses the scheme of further optimization goes up the roof and has a plurality of air guide fan leaves, forms the wind-guiding passageway between two arbitrary adjacent air guide fan leaves, wind-guiding passageway and cooling cavity intercommunication.
As the utility model discloses further optimized scheme, the axis that the wind-guiding flabellum used shell body is central circumference evenly distributed on last roof.
As the utility model discloses further optimized scheme, it has the upper shed to open on the lateral wall of guide duct, and the upper shed communicates with one of them wind-guiding passageway.
As a further optimized scheme of the utility model, the one end and the outer shells inner wall connection of roof are kept away from to the wind-guiding flabellum.
As a further optimized solution of the present invention, the housing body is made of plastic material.
As a further preferred aspect of the present invention, the housing body is formed as an integral part.
As the utility model discloses further optimized scheme, the bottom of outer casing is opened there is the mounting hole.
As the utility model discloses the scheme of further optimization has the bearing installation cavity on going up the roof, bearing installation cavity and motor installation cavity intercommunication.
The utility model discloses in, the casing structure of wet dual-purpose motor futilely for the dust catcher, because the air current of ventilation pipe in setting up messenger's motor installation cavity further cools off the motor in flowing to the cooling chamber, it is further, through the guide fan leaf, with balanced improvement wind-guiding efficiency of family, reduce the air current loss, greatly improved motor efficiency, because need not opening cooling air outlet in addition, the very big volume of wet dual-purpose motor futilely of having dwindled, the very big volume of wet dual-purpose dust catcher nearly wet dual-purpose motor futilely of having dwindled.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a sectional view of the present invention.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar designations denote like or similar elements or elements having like or similar functionality throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
It will be understood that the terms "central," "longitudinal," "transverse," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in an orientation or positional relationship indicated in the drawings for convenience and simplicity of description only, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
As shown in fig. 1-2, the casing structure of the dry and wet dual-purpose motor for the vacuum cleaner includes a casing body 1, the casing body 1 has an outer casing 10, an air duct 11, an inner casing 12 and an upper top plate 13, wherein:
the shell body 1 is made of plastic through integral molding, the upper surfaces of the outer shell 10 and the inner shell 12 are both fixed on the upper top plate 13, the outer shell 10 is sleeved outside the inner shell 12, and the bottom of the outer shell 10 is provided with a mounting hole 100 which is convenient for connecting the machine shell and the top cover;
the inner shell 12 is provided with a motor mounting cavity 2, a cooling cavity 3 is formed between the inner shell 12 and the outer shell 10, one end of the air guide pipe 11 is fixed on the inner shell 12 and communicated with the motor mounting cavity 2, and the other end of the air guide pipe 11 extends out of the outer shell 10;
a connecting hole 130 is formed in the upper top plate 13, the connecting hole 130 is communicated with the motor mounting cavity 2, a bearing mounting cavity 131 is formed in the upper top plate 13, and the bearing mounting cavity 131 is communicated with the motor mounting cavity 2;
the upper top plate 13 is provided with a plurality of air guide blades 4, an air guide channel 5 is formed between any two adjacent air guide blades 4, the air guide channel 5 is communicated with the cooling cavity 3, the air guide blades 4 are circumferentially and uniformly distributed on the upper top plate 13 by taking the axis of the shell body 1 as the center, so that the air is more uniform in the cooling cavity 3, the cooling effect is increased, and in order to increase the stability of the shell, one end of each air guide blade 4, which is far away from the upper top plate 13, is connected with the inner wall of the outer shell 10;
an upper opening 110 is formed in the side wall of the air guide pipe 11, and the upper opening 110 is communicated with one air guide channel 5, so that the air flow is increased, and the cooling effect is increased;
in the working process of the embodiment: because the setting up of ventilation pipe makes the air current in the motor installation cavity 2 flow further to cool off the motor in cooling chamber 3, and is further, through air guide fan leaf 4, with the balanced improvement wind-guiding efficiency of family, reduce the air current loss, greatly improved motor efficiency, owing to need not opening the cooling air outlet in addition, the very big volume of having dwindled wet dual-purpose motor futilely, the very big volume of having dwindled wet dual-purpose dust catcher several wet dual-purpose motor futilely.
In order to further increase the cooling effect on the motor, in this embodiment, it is preferable that the upper top plate 13 has a plurality of air guide blades 4, an air guide channel 5 is formed between any two adjacent air guide blades 4, and the air guide channel 5 is in communication with the cooling cavity 3.
In the present embodiment, preferably, the air guiding vanes 4 are circumferentially and uniformly distributed on the upper top plate 13 around the axis of the casing body 1, so that the air is more uniform in the cooling cavity 3, and the cooling effect is increased.
In order to further increase the cooling effect, in this embodiment, it is preferable that an upper opening 110 is opened on a side wall of the air guiding duct 11, and the upper opening 110 is communicated with one of the air guiding channels 5, so as to increase the air flow and increase the cooling effect.
In order to increase the stability of the cabinet and increase the width of the air guiding channel 5, in the present embodiment, it is preferable that one end of the air guiding fan 4 away from the upper top plate 13 is connected to the inner wall of the outer casing 10.
In the present embodiment, it is preferable that the housing body 1 is made of a plastic material, which is low in cost, convenient to manufacture, and long in service life.
In the present embodiment, the housing body 1 is preferably formed integrally, which facilitates manufacturing.
In this embodiment, it is preferable that the bottom of the outer casing 10 is provided with a mounting hole 100 for facilitating the connection between the cabinet and the top cover.
In order to facilitate the installation of the motor, it is preferable in this embodiment that the upper top plate 13 has a bearing installation cavity 131 thereon, and the bearing installation cavity 131 is communicated with the motor installation cavity 2.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (9)
1. The utility model provides a chassis structure of wet dual-purpose motor futilely for dust catcher which characterized in that, includes housing body (1), housing body (1) has outer casing (10), guide duct (11), inlayer casing (12) and goes up roof (13), wherein:
the upper surfaces of the outer shell (10) and the inner shell (12) are fixed on an upper top plate (13), and the outer shell (10) is sleeved outside the inner shell (12);
the inner shell (12) is provided with a motor mounting cavity (2), a cooling cavity (3) is formed between the inner shell (12) and the outer shell (10), one end of the air guide pipe (11) is fixed on the inner shell (12) and communicated with the motor mounting cavity (2), and the other end of the air guide pipe (11) extends out of the outer side of the outer shell (10);
the upper top plate (13) is provided with a connecting hole (130), and the connecting hole (130) is communicated with the motor installation cavity (2).
2. The chassis structure of the wet and dry motor for the vacuum cleaner as claimed in claim 1, wherein the upper top plate (13) has a plurality of air guide blades (4), an air guide channel (5) is formed between any two adjacent air guide blades (4), and the air guide channel (5) is in fluid communication with the cooling chamber (3).
3. The casing structure of wet and dry motor for vacuum cleaner as claimed in claim 2, wherein the fan blades (4) are uniformly distributed on the upper top plate (13) in the circumferential direction around the axis of the casing body (1).
4. The chassis structure of the wet and dry motor for a vacuum cleaner as claimed in claim 2, wherein the side wall of the air duct (11) is provided with an upper opening (110), and the upper opening (110) is communicated with one of the air guiding channels (5).
5. The chassis structure of wet and dry motor for vacuum cleaner as claimed in claim 2, wherein the end of the fan blade (4) far from the top plate (13) is connected to the inner wall of the outer shell (10).
6. The machine case structure of wet and dry dual-purpose motor for vacuum cleaner as claimed in claim 1, wherein the housing body (1) is made of plastic material.
7. The chassis structure of wet and dry dual-purpose motor for vacuum cleaner as claimed in claim 1, wherein the housing body (1) is integrally formed.
8. The cabinet structure of wet and dry electric machine for vacuum cleaner as claimed in claim 1, wherein the bottom of the outer casing (10) is formed with a mounting hole (100).
9. The chassis structure of wet and dry motor for vacuum cleaner as claimed in claim 1, wherein the upper top plate (13) has a bearing installation cavity (131), the bearing installation cavity (131) is connected to the motor installation cavity (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023223726.1U CN214543923U (en) | 2020-12-25 | 2020-12-25 | Casing structure of dry-wet dual-purpose motor for dust collector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023223726.1U CN214543923U (en) | 2020-12-25 | 2020-12-25 | Casing structure of dry-wet dual-purpose motor for dust collector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214543923U true CN214543923U (en) | 2021-10-29 |
Family
ID=78297071
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023223726.1U Active CN214543923U (en) | 2020-12-25 | 2020-12-25 | Casing structure of dry-wet dual-purpose motor for dust collector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214543923U (en) |
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2020
- 2020-12-25 CN CN202023223726.1U patent/CN214543923U/en active Active
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