CN214465163U - Damping structure of low-noise forward-leaning centrifugal fan for air conditioner - Google Patents
Damping structure of low-noise forward-leaning centrifugal fan for air conditioner Download PDFInfo
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- CN214465163U CN214465163U CN202120268306.0U CN202120268306U CN214465163U CN 214465163 U CN214465163 U CN 214465163U CN 202120268306 U CN202120268306 U CN 202120268306U CN 214465163 U CN214465163 U CN 214465163U
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Abstract
The utility model discloses a damping structure of a low-noise forward-leaning centrifugal fan for an air conditioner, which relates to the field of fans and comprises a wind wheel, a volute and a motor, wherein the wind wheel connected and driven by the motor is embedded and installed in the volute, the outlet of a wind wheel blade faces to the air outlet of the volute, and the air inlets at two sides of the wind wheel respectively face to two side walls of the volute; the motor is characterized in that a triangular plastic shaft sleeve is fixedly mounted on output shafts at two ends of the motor through screws, triangular damping rubber is sleeved outside each triangular plastic shaft sleeve, an aluminum die-casting triangular support is sleeved outside the triangular damping rubber, three support arms extend out of the aluminum die-casting triangular support, and the end part of each support arm is fixed on the side wall of the volute, so that the motor and the volute are fixedly mounted. The utility model has the advantages that: utilize triangle plastic axle sleeve, triangle damping rubber and cylindrical damping rubber 7, form three-layer shock-absorbing structure between the subassembly of motor and wind wheel and metal spiral case, effectively reduce resonance, realize equipment operation low noise.
Description
Technical Field
The utility model relates to a field of fan, concretely relates to idle call low noise incline centrifugal fan's shock-absorbing structure forward.
Background
Centrifugal fans are widely used for cooling and ventilation in air conditioning equipment and household electrical appliances. Along with the increasing of people's material standard of living, also more and more high to air conditioning equipment's requirement, in order to satisfy people to the requirement of low noise in the air conditioner operation, need improve current air conditioning equipment's centrifugal fan shock-absorbing structure.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome the not enough of prior art existence, and provide the shock-absorbing structure of the centrifugal fan that leans forward of idle call low noise, have simple structure, simple to operate, during operation reliable and stable advantage.
The purpose of the utility model is accomplished through following technical scheme: the damping structure of the low-noise forward-leaning centrifugal fan for the air conditioner comprises a wind wheel, a volute and a motor, wherein the wind wheel connected and driven by the motor is embedded in the volute, an outlet of a blade of the wind wheel faces to an air outlet of the volute, and air inlets on two sides of the wind wheel respectively face to two side walls of the volute; the motor is characterized in that a triangular plastic shaft sleeve is fixedly mounted on output shafts at two ends of the motor through screws, triangular damping rubber is sleeved outside each triangular plastic shaft sleeve, an aluminum die-casting triangular support is sleeved outside the triangular damping rubber, three support arms extend out of the aluminum die-casting triangular support, and the end part of each support arm is fixed on the side wall of the volute, so that the motor and the volute are fixedly mounted.
As a further technical scheme, the wind wheel is connected to a flange of the motor through screws.
As a further technical scheme, a threaded hole is formed in the position, corresponding to the support arm, of the side wall of the volute, a clamping groove is formed in the end portion of the support arm and used for embedding and installing cylindrical damping rubber, and a through hole is formed in the cylindrical damping rubber and used for enabling a screw to penetrate through to enable the aluminum die-casting triangular support to be fixedly connected with the volute through threads.
The utility model has the advantages that: utilize triangle plastic axle sleeve, triangle damping rubber and cylindrical damping rubber 7, form three-layer shock-absorbing structure between the subassembly of motor and wind wheel and metal spiral case, effectively reduce resonance, realize equipment operation low noise.
Drawings
Fig. 1 is an assembly structure diagram of the present invention.
Fig. 2 is a perspective view of the present invention 1.
Fig. 3 is a perspective view of the present invention 2.
Description of reference numerals: the wind wheel comprises a wind wheel 1, a volute 2, a motor 3, a triangular plastic shaft sleeve 4, triangular damping rubber 5, an aluminum die-casting triangular support 6, a support arm 6-1, a clamping groove 6-2 and cylindrical damping rubber 7.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings:
example (b): as shown in attached figures 1-3, the damping structure of the low-noise forward-leaning centrifugal fan for the air conditioner comprises a wind wheel 1, a volute 2 and a motor 3, wherein the wind wheel 1 driven by the motor 3 is embedded in the volute 2, the wind wheel 1 is connected to a flange of the motor 3 through screws, a blade outlet of the wind wheel 1 faces an air outlet of the volute 2, and air inlets at two sides of the wind wheel 1 face two side walls of the volute 2 respectively; the output shafts at two ends of the motor 3 are fixedly provided with a triangular plastic shaft sleeve 4 through screws, a triangular damping rubber 5 is sleeved outside each triangular plastic shaft sleeve 4, an aluminum die-casting triangular support 6 is sleeved outside each triangular damping rubber 5, the aluminum die-casting triangular support 6 extends outwards to form three support arms 6-1, and the end part of each support arm 6-1 is fixed on the side wall of the volute 2, so that the motor 3 and the volute 2 are fixedly arranged. Furthermore, a threaded hole is formed in the position, corresponding to the support arm 6-1, of the side wall of the volute casing 2, a clamping groove 6-2 is formed in the end portion of the support arm 6-1 and used for embedding and installing a cylindrical damping rubber 7, and a through hole is formed in the cylindrical damping rubber 7 and used for allowing a screw to penetrate through so that the aluminum die-casting triangular support 6 and the volute casing 2 are connected and fixed in a threaded mode.
The utility model discloses utilize three kinds of shock-absorbing materials of triangle plastic axle sleeve 4, triangle yielding rubber 5 and cylindrical yielding rubber 7, form three-layer shock-absorbing structure between the subassembly of motor 3 and wind wheel 1 and metal spiral case 2, effectively reduce resonance, realize equipment operation low noise.
It should be understood that equivalent substitutions or changes to the technical solution and the inventive concept of the present invention should be considered to fall within the scope of the appended claims for the skilled person.
Claims (3)
1. The utility model provides a damping structure of centrifugal fan that leans forward of idle call low noise which characterized in that: the wind wheel (1) connected and driven by the motor (3) is embedded in the volute (2), the blade outlet of the wind wheel (1) faces to the air outlet of the volute (2), and the air inlets on two sides of the wind wheel (1) face to two side walls of the volute (2) respectively; all there is a triangle plastic axle sleeve (4) through screw fixed mounting on the output shaft at motor (3) both ends, triangle damping rubber (5) are equipped with to every triangle plastic axle sleeve (4) overcoat, triangle damping rubber (5) still overlap and be equipped with aluminium die-casting A-frame (6) outward, this aluminium die-casting A-frame (6) outwards stretches out three support arms (6-1), every support arm (6-1) tip all fixes on the lateral wall of spiral case (2) to it is fixed with spiral case (2) installation motor (3).
2. The vibration reducing structure of a low-noise forward-inclined centrifugal fan for an air conditioner according to claim 1, wherein: the wind wheel (1) is connected to a flange of the motor (3) through screws.
3. The vibration reducing structure of a low-noise forward-inclined centrifugal fan for an air conditioner according to claim 1, wherein: the spiral case is characterized in that a threaded hole is formed in the position, corresponding to the support arm (6-1), on the side wall of the spiral case (2), a clamping groove (6-2) is formed in the end portion of the support arm (6-1) and used for embedding and installing the cylindrical damping rubber (7), a through hole is formed in the cylindrical damping rubber (7) and used for enabling a screw to penetrate to enable the aluminum die-casting triangular support (6) to be fixedly connected with the spiral case (2) in a threaded mode.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202120268306.0U CN214465163U (en) | 2021-01-29 | 2021-01-29 | Damping structure of low-noise forward-leaning centrifugal fan for air conditioner |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202120268306.0U CN214465163U (en) | 2021-01-29 | 2021-01-29 | Damping structure of low-noise forward-leaning centrifugal fan for air conditioner |
Publications (1)
Publication Number | Publication Date |
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CN214465163U true CN214465163U (en) | 2021-10-22 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202120268306.0U Active CN214465163U (en) | 2021-01-29 | 2021-01-29 | Damping structure of low-noise forward-leaning centrifugal fan for air conditioner |
Country Status (1)
Country | Link |
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CN (1) | CN214465163U (en) |
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2021
- 2021-01-29 CN CN202120268306.0U patent/CN214465163U/en active Active
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Legal Events
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CP02 | Change in the address of a patent holder |
Address after: 314407 No. 10 Heping Road, zhouwangmiao Town, Haining City, Jiaxing City, Zhejiang Province Patentee after: Haining aiflo Electric Co.,Ltd. Address before: 314407 first floor, No. 513, Sangzi Middle Road, zhouwangmiao Town, Haining City, Jiaxing City, Zhejiang Province Patentee before: Haining aiflo Electric Co.,Ltd. |
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CP02 | Change in the address of a patent holder |