CN210016355U - Low-noise direct-current brushless variable frequency motor for air purifier - Google Patents
Low-noise direct-current brushless variable frequency motor for air purifier Download PDFInfo
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- CN210016355U CN210016355U CN201921071758.9U CN201921071758U CN210016355U CN 210016355 U CN210016355 U CN 210016355U CN 201921071758 U CN201921071758 U CN 201921071758U CN 210016355 U CN210016355 U CN 210016355U
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- variable frequency
- frequency motor
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Abstract
The utility model discloses a low-noise brushless DC variable frequency motor for an air purifier, which comprises a lower shell, wherein the top of the lower shell is connected with an upper shell through the rolling of a slide rail, a fixed pad is fixedly arranged on the inner bottom wall of the lower shell, a groove is arranged at the top of the fixed pad, a first connecting spring is fixedly arranged in the groove of the fixed pad, and a supporting plate is fixedly arranged at the top of the first connecting spring; the utility model can be used by matching the supporting connecting block with the first supporting plate, can play the roles of buffering protection and limiting for the DC brushless variable frequency motor body, and achieves the function of effectively reducing the noise; the utility model discloses simple structure, convenient to use can use through the cooperation of flabellum with the heat dissipation scale, can effectually dispel the heat to the brushless inverter motor body of direct current, thereby the big condition that leads to giving out heat of moment of torsion load when having alleviated the low-speed operation.
Description
Technical Field
The utility model belongs to the technical field of air purifier, concretely relates to air purifier of low noise is with brushless inverter motor of direct current.
Background
The air purifier is a product capable of adsorbing, decomposing or converting various air pollutants and effectively improving the air cleanliness, the most important function is to remove particulate matters in the air, including allergens, indoor PM2.5 and the like, and simultaneously, the problem of air pollution caused by indoor, underground space and volatile organic matters in a vehicle due to decoration or other reasons can be solved, an important device in the air purifier is a direct current brushless variable frequency motor which has the functions of responding to fast and large starting torque, providing rated torque from zero rotating speed to rated rotating speed and generating continuous torque control and adjusting rotating speed, when the existing direct current brushless variable frequency motor is used, because the air purifier needs to be adjusted, the load fluctuation is large, and the torque load is large when the air purifier runs at low speed, the heat productivity is large, and simultaneously, the motor can generate vibration when in work, the direct current brushless variable frequency motor is not beneficial to the work of the motor, and has the problem of generating certain noise, so that the direct current brushless variable frequency motor for the air purifier with low noise is provided.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a brushless inverter motor of direct current for air purifier of low noise to solve the current brushless inverter motor of direct current who proposes in the above-mentioned background art when using, because air purifier need adjust, the load is undulant big, thereby the moment of torsion load is big when the low-speed operation leads to giving out heat greatly, the motor can produce the vibration at the during operation simultaneously, this will be unfavorable for the work of motor, still has the certain noise scheduling problem of sending.
In order to achieve the above object, the utility model provides a following technical scheme: a low-noise direct-current brushless variable frequency motor for an air purifier comprises a lower shell, wherein the top of the lower shell is connected with an upper shell through a sliding rail in a rolling manner, a fixing pad is fixedly arranged on the inner bottom wall of the lower shell, a groove is formed in the top of the fixing pad, a first connecting spring is fixedly arranged in the groove of the fixing pad, a supporting plate is fixedly arranged at the top of the first connecting spring, a connecting column is fixedly arranged at the top of the supporting plate, a second connecting spring is movably arranged on the outer side of the connecting column, a connecting supporting block is fixedly arranged at the top of the connecting column, a direct-current brushless variable frequency motor body is movably connected to the top of the connecting supporting block, supporting columns are fixedly arranged on the inner bottom wall of the lower shell and positioned on two sides of the fixing pad, a ventilation opening is formed in the inner top wall of the upper shell, and first supporting plates movably connected with the direct-current, and the inner top wall of the upper shell is fixedly provided with a second supporting plate movably connected with two sides of the direct current brushless variable frequency motor body.
Preferably, the brushless inverter motor body of direct current includes the shell body, the inside of shell body is provided with the brushless inverter motor main part device of direct current, one side fixed mounting of shell body has the cooling case, one side that the shell body is close to the cooling case is provided with the ventilation baffle, the opposite side fixed mounting of ventilation baffle has supporting spring, supporting spring's top one end fixedly connected with and ventilation baffle fixed connection's fixed plate, the brushless inverter motor main part device of direct current is close to the outside fixedly connected with flabellum of one side output shaft of cooling case, the top movable mounting of fixed plate has the heat dissipation scale with the output shaft fixed connection of brushless inverter motor main part device of direct current, the thermovent has been seted up to one side inner wall of cooling case.
Preferably, the support spring is a compression spring.
Preferably, the lower shell is internally provided with a sliding groove matched with the upper shell, and the sliding groove is internally provided with a roller.
Preferably, one side of the lower shell is provided with a through hole which is used for accommodating an output shaft of the direct current brushless variable frequency motor body to penetrate through and extend to the outer side.
Preferably, one end of the top of the supporting column is fixedly connected with the lower bottom surface of the first supporting plate.
Preferably, one end of the top of the second connecting spring is fixedly connected with the connecting support block, and one end of the bottom of the second connecting spring is fixedly connected with the fixing pad.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) the utility model discloses can use through the cooperation of supporting connection piece and first backup pad, can play buffer protection and spacing effect to the brushless inverter motor body of direct current, reach the effectual function that reduces the production of noise.
(2) The utility model discloses simple structure, convenient to use can use through the cooperation of flabellum with the heat dissipation scale, can effectually dispel the heat to the brushless inverter motor body of direct current, thereby the big condition that leads to giving out heat of moment of torsion load when having alleviated the low-speed operation.
Drawings
FIG. 1 is a schematic view of the internal structure of the present invention;
fig. 2 is a schematic view of the overall structure of the dc brushless variable frequency motor body according to the present invention;
fig. 3 is a schematic structural view of a body part of the dc brushless variable frequency motor of the present invention;
FIG. 4 is a schematic view of the internal structure of the present invention;
FIG. 5 is a schematic front view of the present invention
In the figure: 1. a lower housing; 2. an upper housing; 3. a fixing pad; 4. a first connecting spring; 5. a support plate; 6. connecting columns; 7. a second connecting spring; 8. connecting a supporting block; 9. a DC brushless variable frequency motor body; 91. an outer housing; 92. a main body device of the direct current brushless variable frequency motor; 93. a cooling box; 94. a ventilation baffle; 95. a support spring; 96. a fixing plate; 97. a fan blade; 98. heat dissipation scales; 99. a heat dissipation port; 10. a support pillar; 11. a vent; 12. a first support plate; 13. a second support plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides a technical solution: a low-noise DC brushless variable frequency motor for an air purifier comprises a lower shell 1, the top of the lower shell 1 is connected with an upper shell 2 through a slide rail in a rolling way, a fixed pad 3 is fixedly arranged on the inner bottom wall of the lower shell 1, a groove is arranged on the top of the fixed pad 3, a first connecting spring 4 is fixedly arranged in the groove of the fixed pad 3, a supporting plate 5 is fixedly arranged on the top of the first connecting spring 4, a connecting column 6 is fixedly arranged on the top of the supporting plate 5, a second connecting spring 7 is movably arranged on the outer side of the connecting column 6, a connecting supporting block 8 is fixedly arranged on the top of the connecting column 6, a DC brushless variable frequency motor body 9 is movably connected with the top of the connecting supporting block 8, supporting columns 10 are fixedly arranged on the inner bottom wall of the lower shell 1 and positioned on two sides of the fixed pad 3, a vent 11 is arranged on the inner top wall of the upper shell 2, first supporting blocks 12 movably connected with the, go up the interior roof fixed mounting of casing 2 have with the second backup pad 13 of the two sides swing joint of DC brushless variable frequency motor body 9, DC brushless variable frequency motor body 9 produces vibrations and extrudees connecting support block 8 when moving, connecting support block 8 is driven backup pad 5 after being extruded and is extrudeed first connecting spring 4, and extrude the shock attenuation once more through second connecting spring 7, when first connecting spring 4 and the shock attenuation of second connecting spring 7 resilience, first backup pad 12 and second backup pad 13 can carry on spacingly to DC brushless variable frequency motor body 9, thereby can play buffer protection and spacing effect to DC brushless variable frequency motor body 9, the effectual function that reduces the production of noise has been reached.
In this embodiment, preferably, the dc brushless inverter motor body 9 includes an outer casing 91, a dc brushless inverter motor main body device 92 is disposed inside the outer casing 91, a cooling box 93 is fixedly mounted on one side of the outer casing 91, a ventilation partition 94 is disposed on one side of the outer casing 91 close to the cooling box 93, a supporting spring 95 is fixedly mounted on the other side of the ventilation partition 94, a fixing plate 96 fixedly connected with the ventilation partition 94 is fixedly connected to one end of the top of the supporting spring 95, a fan blade 97 is fixedly connected to the outer side of an output shaft of the side of the cooling box 93 of the dc brushless inverter motor main body device 92, a heat dissipating scale 98 fixedly connected with the output shaft of the dc brushless inverter motor main body device 92 is movably mounted on the top of the fixing plate 96, a heat dissipating port 99 is disposed on the inner wall of one side of the cooling box 93, when the apparatus is in use, the dc brushless inverter motor main, and thus the moment of torsion load is big when low-speed operation leads to calorific capacity big, and one side pivot of direct current brushless inverter motor main part 92 drives flabellum 97 and rotates this moment, and after flabellum 97 rotated, can discharge the outside of shell body 91 through thermovent 99 with the hotter air around the heat dissipation scale 98, and support spring 95 can strengthen the stability of fixed plate 96 bottom simultaneously to thereby reached and alleviated the big condition that leads to calorific capacity big moment of torsion load when low-speed operation.
In the present embodiment, it is preferable that the supporting spring 95 is a compression spring.
In this embodiment, preferably, the lower casing 1 is provided with a chute inside, which is matched with the upper casing 2 and is provided with a roller inside.
In this embodiment, preferably, a through hole is formed in one side of the lower housing 1, through which the output shaft of the dc brushless variable frequency motor body 9 is accommodated and extends to the outside.
In this embodiment, preferably, one end of the top of the supporting column 10 is fixedly connected to the lower bottom surface of the first supporting plate 12.
In this embodiment, preferably, one end of the top of the second connecting spring 7 is fixedly connected to the connecting support block 8, and one end of the bottom of the second connecting spring 7 is fixedly connected to the fixing pad 3.
The utility model discloses a theory of operation and use flow: the device is when using, direct current brushless variable frequency motor body 9 produces vibrations and extrudees connecting support block 8 when moving, connecting support block 8 is driven backup pad 5 after being extruded and is extruded first connecting spring 4, and extrude the shock attenuation once more through second connecting spring 7, when the shock attenuation is kick-backed to first connecting spring 4 and second connecting spring 7, first backup pad 12 and second backup pad 13 can carry on spacingly to direct current brushless variable frequency motor body 9, thereby can play buffer protection and spacing effect to direct current brushless variable frequency motor body 9, the effectual function that reduces the production of noise has been reached. The device is when using, DC brushless inverter motor main part device 92 is big because the load is undulant when moving, thereby it is big to lead to giving out heat when the moment of torsion load is big when the low-speed operation, one side pivot of DC brushless inverter motor main part device 92 drives flabellum 97 and rotates this moment, after flabellum 97 rotates, can discharge the outside to shell body 91 through thermovent 99 with the hotter air around the heat dissipation scale 98, the stability of fixed plate 96 bottom can be strengthened to supporting spring 95 simultaneously, thereby it leads to giving out heat the big condition to have reached and has alleviated the moment of torsion load when the low-speed operation greatly.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a brushless inverter motor of direct current for air purifier of low noise, includes casing (1) down, the top of casing (1) is bombed through the slide rail and is connected with casing (2), its characterized in that down: the inner bottom wall of the lower shell (1) is fixedly provided with a fixing pad (3), the top of the fixing pad (3) is provided with a groove, a first connecting spring (4) is fixedly arranged in the groove of the fixing pad (3), the top of the first connecting spring (4) is fixedly provided with a supporting plate (5), the top of the supporting plate (5) is fixedly provided with a connecting column (6), the outer side of the connecting column (6) is movably provided with a second connecting spring (7), the top of the connecting column (6) is fixedly provided with a connecting supporting block (8), the top of the connecting supporting block (8) is movably connected with a direct current brushless variable frequency motor body (9), supporting columns (10) are fixedly arranged on the inner bottom wall of the lower shell (1) and on the two sides of the fixing pad (3), and a ventilation opening (11) is formed in the upper shell (2), go up the both sides inner wall of casing (2) and all imbed first backup pad (12) of installing with DC brushless inverter motor body (9) swing joint, go up the interior roof fixed mounting of casing (2) and have second backup pad (13) with DC brushless inverter motor body (9) both sides swing joint.
2. The low noise dc brushless inverter motor for air cleaner according to claim 1, wherein: the direct current brushless variable frequency motor body (9) comprises an outer shell (91), a direct current brushless variable frequency motor main body device (92) is arranged inside the outer shell (91), a cooling box (93) is fixedly arranged on one side of the outer shell (91), a ventilation partition plate (94) is arranged on one side, close to the cooling box (93), of the outer shell (91), a supporting spring (95) is fixedly arranged on the other side of the ventilation partition plate (94), a fixing plate (96) fixedly connected with the ventilation partition plate (94) is fixedly connected with one end of the top of the supporting spring (95), fan blades (97) are fixedly connected to the outer side, close to an output shaft on one side of the cooling box (93), of the direct current brushless variable frequency motor main body device (92), and heat dissipation scales (98) fixedly connected with the output shaft of the direct current brushless variable frequency motor main body device (92) are movably mounted on the top of the, and a heat dissipation port (99) is formed in the inner wall of one side of the cooling box (93).
3. The low noise dc brushless inverter motor for air cleaner according to claim 2, wherein: the support spring (95) is in particular a compression spring.
4. The low noise dc brushless inverter motor for air cleaner according to claim 1, wherein: the inner part of the lower shell (1) is provided with a sliding groove matched with the upper shell (2), and a roller is arranged in the sliding groove.
5. The low noise dc brushless inverter motor for air cleaner according to claim 1, wherein: and one side of the lower shell (1) is provided with a through hole which is used for accommodating an output shaft of the direct-current brushless variable frequency motor body (9) to penetrate through and extend to the outer side.
6. The low noise dc brushless inverter motor for air cleaner according to claim 1, wherein: one end of the top of the supporting column (10) is fixedly connected with the lower bottom surface of the first supporting plate (12).
7. The low noise dc brushless inverter motor for air cleaner according to claim 1, wherein: one end of the top of the second connecting spring (7) is fixedly connected with the connecting support block (8), and one end of the bottom of the second connecting spring (7) is fixedly connected with the fixing pad (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921071758.9U CN210016355U (en) | 2019-07-10 | 2019-07-10 | Low-noise direct-current brushless variable frequency motor for air purifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921071758.9U CN210016355U (en) | 2019-07-10 | 2019-07-10 | Low-noise direct-current brushless variable frequency motor for air purifier |
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| Publication Number | Publication Date |
|---|---|
| CN210016355U true CN210016355U (en) | 2020-02-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921071758.9U Active CN210016355U (en) | 2019-07-10 | 2019-07-10 | Low-noise direct-current brushless variable frequency motor for air purifier |
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| CN (1) | CN210016355U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113991920A (en) * | 2021-11-17 | 2022-01-28 | 江苏航天动力机电有限公司 | Permanent magnet motor with electric-control hydraulic adjustable shock-absorbing heat-dissipating housing |
| CN116345770A (en) * | 2023-04-17 | 2023-06-27 | 中山格智美电器有限公司 | Power generation heat dissipation type direct current brushless motor |
-
2019
- 2019-07-10 CN CN201921071758.9U patent/CN210016355U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113991920A (en) * | 2021-11-17 | 2022-01-28 | 江苏航天动力机电有限公司 | Permanent magnet motor with electric-control hydraulic adjustable shock-absorbing heat-dissipating housing |
| CN116345770A (en) * | 2023-04-17 | 2023-06-27 | 中山格智美电器有限公司 | Power generation heat dissipation type direct current brushless motor |
| CN116345770B (en) * | 2023-04-17 | 2024-03-19 | 中山格智美电器有限公司 | Power generation heat dissipation type direct current brushless motor |
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