CN220291786U - Low-noise plastic package motor for range hood - Google Patents
Low-noise plastic package motor for range hood Download PDFInfo
- Publication number
- CN220291786U CN220291786U CN202321283526.6U CN202321283526U CN220291786U CN 220291786 U CN220291786 U CN 220291786U CN 202321283526 U CN202321283526 U CN 202321283526U CN 220291786 U CN220291786 U CN 220291786U
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- CN
- China
- Prior art keywords
- motor
- cover plate
- plastic envelope
- sealing ring
- upper cover
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 229920003023 plastic Polymers 0.000 title claims abstract description 78
- 239000004033 plastic Substances 0.000 title claims abstract description 78
- 238000007789 sealing Methods 0.000 claims abstract description 34
- 238000001746 injection moulding Methods 0.000 claims description 10
- 230000000149 penetrating effect Effects 0.000 claims description 6
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 5
- 239000000741 silica gel Substances 0.000 claims description 5
- 229910002027 silica gel Inorganic materials 0.000 claims description 5
- 239000006096 absorbing agent Substances 0.000 claims description 3
- 239000006233 lamp black Substances 0.000 claims description 3
- 230000017525 heat dissipation Effects 0.000 abstract description 7
- 238000000465 moulding Methods 0.000 abstract 2
- 238000000034 method Methods 0.000 description 7
- 238000009413 insulation Methods 0.000 description 3
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000000481 breast Anatomy 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229920006351 engineering plastic Polymers 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012536 packaging technology Methods 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Landscapes
- Motor Or Generator Frames (AREA)
Abstract
The utility model discloses a low-noise plastic package motor for a range hood, which is characterized in that: including motor plastic envelope and set up upper cover plate and lower apron about motor plastic envelope respectively, both ends all are provided with the go-between about the motor plastic envelope, upper cover plate and lower apron all pass through bolt and go-between fixed connection, be provided with the axis of rotation in the upper cover plate, the middle part of axis of rotation is connected with rotor subassembly, is located the rotor subassembly outside install stator core on the motor plastic envelope internal surface, be connected through the shell of moulding plastics between stator core and the motor plastic envelope, be located both sides about the shell of moulding plastics all be provided with a plurality of louvres that are annular arrangement on the motor plastic envelope internal surface. The utility model can ensure good heat dissipation of the whole plastic package motor and low noise on the premise of ensuring sealing.
Description
Technical Field
The utility model relates to the technical field of motors, in particular to a low-noise plastic package motor for a range hood.
Background
The plastic package motor adopts plastic packaging technology to integrally package the stator core, windings and the like of the motor by engineering plastics, and can cancel the traditional motor stator insulation treatment process and the metal shell of the common motor. The motor is applied to household appliances such as dust collectors, smoke exhaust ventilator, air conditioners, washing machines and the like and fans for instruments. At present, a commonly used range hood plastic package motor is of a closed shell structure, the heat dissipation effect is poor, heat generated in the motor in the working process can be accumulated in the motor, so that the heat in the motor can not be dissipated, more heat can be generated in the working process of the motor with the heat dissipated, the motor can be caused to fail due to overhigh heat, and meanwhile, the noise is large in the motor operation process.
In order to solve the above problems, a low noise plastic package motor for a range hood is specifically proposed.
Disclosure of Invention
The utility model aims to provide a low-noise plastic package motor for a range hood, which is used for solving the problems in the background technology.
In order to achieve the above purpose, the technical scheme of the utility model is as follows:
the utility model provides a lampblack absorber is with low noise plastic envelope motor, includes the motor plastic envelope and sets up upper cover plate and lower apron about the motor plastic envelope respectively, both ends all are provided with the go-between about the motor plastic envelope, upper cover plate and lower apron all are through bolt and go-between fixed connection, are provided with the axis of rotation in the upper cover plate, the middle part of axis of rotation is connected with rotor subassembly, is located the rotor subassembly outside install stator core on the motor plastic envelope internal surface, be connected through the injection molding between stator core and the motor plastic envelope, be located both sides about the injection molding motor plastic envelope all be provided with a plurality of louvres that are annular arrangement on the motor plastic envelope internal surface.
Preferably, the internal diameter of go-between is less than the internal diameter of motor plastic envelope, is located the go-between inboard upper cover plate bottom is provided with first sealing ring, is located the go-between the outer lane of first sealing ring is provided with the second sealing ring that extends to motor plastic envelope inner wall, the surface and the louvre of second sealing ring are corresponding, sliding connection has the connecting rod in the louvre, the connecting rod wears out the outer one end of motor plastic envelope and is provided with the first connecting plate that can cover the louvre, is located connecting rod one end of motor plastic envelope is provided with the second connecting plate, is located the connecting rod outside be provided with the spring on the motor plastic envelope internal surface, the other end of spring is connected with the second connecting plate.
Preferably, the first sealing ring and the second sealing ring are both made of silica gel.
Preferably, the inner side of the upper cover plate is provided with a rotating groove, a rotating ring is arranged on the rotating shaft in the rotating groove, an annular through groove penetrating up and down is formed in the top of the rotating ring, balls capable of sliding in the rotating groove are placed in the annular through groove, and annular clamping strips for preventing the balls from falling off are arranged at openings at the upper end and the lower end of the annular through groove.
Preferably, the upper end of the rotating shaft is rotationally connected with the upper cover plate, the lower end of the rotating shaft is rotationally connected with the lower cover plate, an insulating sleeve is arranged at one end of the rotating shaft penetrating out of the lower cover plate, and a second rotating sealing ring is arranged at the joint of the outer ring of the rotating shaft and the lower cover plate.
The beneficial effects of the utility model are as follows:
according to the utility model, the first sealing ring is arranged at the bottom of the upper cover plate, and the second sealing ring is arranged at the outer ring of the first sealing ring, so that when the upper cover plate is fixed with the motor plastic package, the first sealing ring and the second sealing ring are elastic silica gel sealing rings, and the second sealing ring moves downwards from the connecting ring to be clamped between the connecting ring and the plastic package, so that the second connecting plate is pushed to compress the spring, the first connecting plate is driven to be far away from the motor plastic package, the heat dissipation hole is opened to dissipate heat in the motor, and the influence of heat accumulated in the operation process on the service life of the motor is avoided; the stator core is connected with the inner surface of the motor plastic package shell through the injection molding shell, so that the stator core is more firmly connected with the motor plastic package shell, the service performance of the motor plastic package shell is enhanced, noise is low in the use process, meanwhile, the injection molding shell is used for connection, the insulation performance of the motor plastic package shell is good, the service performance of the motor plastic package shell is further enhanced, and the service life of the motor plastic package shell is prolonged.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of the structure of the present utility model at a partial enlargement A;
fig. 3 is a schematic view of the structure of the present utility model at a partial enlargement B.
Detailed Description
In order to provide a better understanding of the present utility model, the present utility model will be further described in detail with reference to the drawings and embodiments.
As shown in fig. 1-3, a low noise plastic package motor for lampblack absorber, including motor plastic package 1 and upper cover plate 11 and lower cover plate 12 that set up respectively about motor plastic package 1, motor plastic package 1 upper and lower both ends all are provided with go-between 19, upper cover plate 11 and lower cover plate 12 all pass through bolt and go-between 19 fixed connection, be provided with axis of rotation 2 in the upper cover plate 11, the middle part of axis of rotation 2 is connected with rotor subassembly 22, is located the rotor subassembly 22 outside install stator core 14 on the motor plastic package 1 internal surface, be connected through injection molding shell 13 between stator core 14 and the motor plastic package 1, be located the upper and lower both sides of injection molding shell 13 all be provided with a plurality of louvres 15 that are annular arrangement on the motor plastic package 1 internal surface.
The inside diameter of the connecting ring 19 is smaller than the inside diameter of the motor plastic package 1, a first sealing ring 111 is arranged at the bottom of the upper cover plate 11 and located at the inner side of the connecting ring 19, a second sealing ring 112 extending towards the inner wall of the motor plastic package 1 is arranged at the outer ring of the first sealing ring 111 and located below the connecting ring 19, the outer surface of the second sealing ring 112 corresponds to the heat dissipation holes 15, a connecting rod 152 is connected in the heat dissipation holes 15 in a sliding mode, one end of the connecting rod 152, penetrating out of the motor plastic package 1, is provided with a first connecting plate 151 capable of covering the heat dissipation holes 15, one end of the connecting rod 152 located at the outer side of the motor plastic package 1 is provided with a second connecting plate 154, a spring 153 is arranged on the inner surface of the motor plastic package 1 and the other end of the spring 153 is connected with the second connecting plate 154.
The first seal ring 111 and the second seal ring 112 are both made of silica gel.
The inner side of the upper cover plate 11 is provided with a rotating groove 113, a rotating ring 23 is arranged on the rotating shaft 2 in the rotating groove 113, an annular through groove 24 penetrating up and down is arranged at the top of the rotating ring 23, balls 25 capable of sliding in the rotating groove 113 are arranged in the annular through groove 24, and annular clamping strips 26 for preventing the balls 25 from falling off are arranged at openings at the upper end and the lower end of the annular through groove 24.
The upper end of the rotating shaft 2 is rotationally connected with the upper cover plate 11, the lower end of the rotating shaft 2 is rotationally connected with the lower cover plate 12, an insulating sleeve 17 is arranged at one end of the rotating shaft 2 penetrating out of the lower cover plate 12, and a second rotating sealing ring 16 is arranged at the joint of the outer ring of the rotating shaft 2 and the lower cover plate 12.
The working principle is used: through being provided with first sealing ring in upper cover plate bottom, be provided with the second sealing ring simultaneously at first sealed bosom outer lane, fix upper cover plate and motor plastic envelope, because first sealing ring and second sealing ring are elastic silica gel material sealing ring, the second sealing ring moves down to block into between go-between and the plastic envelope from the go-between, promote the compression spring of second connecting plate, drive first connecting plate and keep away from motor plastic envelope, open the louvre and dispel the heat to the motor inside, avoid the heat that gathers to influence the life of motor in the course of operation; the stator core is connected with the inner surface of the motor plastic package shell through the injection molding shell, so that the stator core is more firmly connected with the motor plastic package shell, the service performance of the motor plastic package shell is enhanced, noise is low in the use process, meanwhile, the injection molding shell is used for connection, the insulation performance of the motor plastic package shell is good, the service performance of the motor plastic package shell is further enhanced, and the service life of the motor plastic package shell is prolonged. The utility model has simple structure and convenient operation, can ensure that the whole plastic package motor has good heat dissipation and can realize low noise on the premise of ensuring sealing.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (5)
1. A low noise plastic envelope motor for lampblack absorber, its characterized in that: including motor plastic envelope (1) and upper cover plate (11) and lower apron (12) about motor plastic envelope (1) set up respectively, both ends all are provided with go-between (19) about motor plastic envelope (1), upper cover plate (11) and lower apron (12) all are through bolt and go-between (19) fixed connection, are provided with axis of rotation (2) in upper cover plate (11), the middle part of axis of rotation (2) is connected with rotor subassembly (22), are located rotor subassembly (22) outside install stator core (14) on motor plastic envelope (1) internal surface, be connected through injection molding shell (13) between stator core (14) and motor plastic envelope (1), be located both sides about injection molding shell (13) all be provided with a plurality of louvres (15) that are annular arrangement on motor plastic envelope (1) internal surface.
2. The low noise plastic package motor for a range hood according to claim 1, wherein: the inside diameter of go-between (19) is less than the internal diameter of motor plastic envelope (1), is located the go-between (19) inboard upper cover plate (11) bottom is provided with first sealing ring (111), is located the outer lane of first sealing ring (111) of go-between (19) below is provided with second sealing ring (112) to motor plastic envelope (1) inner wall extension, the surface of second sealing ring (112) corresponds with louvre (15), sliding connection has connecting rod (152) in louvre (15), the one end that connecting rod (152) worn out outside motor plastic envelope (1) is provided with first connecting plate (151) that can cover louvre (15), and connecting rod (152) one end that is located in motor plastic envelope (1) is provided with second connecting plate (154), is located on the motor plastic envelope (1) internal surface in the connecting rod (152) outside is provided with spring (153), the other end and second connecting plate (154) of spring (153) are connected.
3. The low noise plastic package motor for a range hood according to claim 2, wherein: the first sealing ring (111) and the second sealing ring (112) are both made of silica gel.
4. The low noise plastic package motor for a range hood according to claim 1, wherein: the inner side of upper cover plate (11) has seted up rotation groove (113), is located rotation groove (113) be provided with rotation ring (23) on axis of rotation (2), annular logical groove (24) that run through from top to bottom have been seted up at rotation ring (23) top, place ball (25) that can slide in rotation groove (113) in annular logical groove (24), both ends opening part all is provided with annular card strip (26) that prevent ball (25) drop about annular logical groove (24).
5. The low noise plastic package motor for a range hood according to claim 1, wherein: the upper end of the rotating shaft (2) is rotationally connected with the upper cover plate (11), the lower end of the rotating shaft (2) is rotationally connected with the lower cover plate (12), one end of the rotating shaft (2) penetrating out of the lower cover plate (12) is provided with an insulating sleeve (17), and a second rotating sealing ring (16) is arranged at the joint of the outer ring of the rotating shaft (2) and the lower cover plate (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321283526.6U CN220291786U (en) | 2023-05-25 | 2023-05-25 | Low-noise plastic package motor for range hood |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321283526.6U CN220291786U (en) | 2023-05-25 | 2023-05-25 | Low-noise plastic package motor for range hood |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220291786U true CN220291786U (en) | 2024-01-02 |
Family
ID=89325552
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321283526.6U Active CN220291786U (en) | 2023-05-25 | 2023-05-25 | Low-noise plastic package motor for range hood |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220291786U (en) |
-
2023
- 2023-05-25 CN CN202321283526.6U patent/CN220291786U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |