CN105299859A - Base crane and fan assembly thereof - Google Patents
Base crane and fan assembly thereof Download PDFInfo
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- CN105299859A CN105299859A CN201410232078.6A CN201410232078A CN105299859A CN 105299859 A CN105299859 A CN 105299859A CN 201410232078 A CN201410232078 A CN 201410232078A CN 105299859 A CN105299859 A CN 105299859A
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- fan assembly
- median septum
- ventilating opening
- wind deflector
- motor
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- 230000001154 acute effect Effects 0.000 claims abstract description 14
- 238000009434 installation Methods 0.000 claims description 32
- 241000237858 Gastropoda Species 0.000 claims description 18
- 238000003032 molecular docking Methods 0.000 claims description 5
- 230000002787 reinforcement Effects 0.000 claims description 3
- 125000006850 spacer group Chemical group 0.000 abstract 4
- 238000009423 ventilation Methods 0.000 abstract 2
- 230000002159 abnormal effect Effects 0.000 abstract 1
- 210000001503 joint Anatomy 0.000 abstract 1
- 230000015572 biosynthetic process Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000007664 blowing Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 230000003313 weakening effect Effects 0.000 description 1
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Abstract
The invention discloses a base crane and a fan assembly thereof. The fan assembly comprises a center spacer with a motor mounting position. A ventilation opening in butt joint with a volute air port of a centrifugal volute is formed in the center spacer. The fan assembly is characterized in that the fan assembly further comprises at least one air guide plate corresponding to the ventilation opening; the length direction of the air guide plates is parallel to that of the center spacer; an acute included angle is formed by the air guide plates and the center spacer; and an opening of the acute included angle faces a volute tongue of the centrifugal volute. According to the base crane and the fan assembly thereof, after air blown out of the volute air port of the centrifugal volute is blown to the air guide plates, the air is guided by the air guide plates to be blown to an evaporator near the volute tongue of the centrifugal volute, the air is made to flow through the evaporator more evenly, and the overall heat exchange efficiency of the evaporator is increased; and vortex generated by turbulence of an air path flow field is weakened, noise is lowered, and abnormal noise is avoided.
Description
Technical field
The present invention relates to air-conditioning technical field, particularly a kind of seat loop wheel machine and fan assembly thereof.
Background technology
At present, the wind path structure of seat loop wheel machine has air draught and strong-force exhaust two kinds of modes.Due to the sucking-off of air draught mode is the cold wind that temperature is low, adopt the seat loop wheel machine of air draught mode easily to produce condensed water near the cavity of wind wheel spiral case part, and production technology is restive.So strong-force exhaust mode is the wind path structure that a loop wheel machine generally uses.
As shown in Figure 1, be the structural representation of strong air discharge type seat loop wheel machine.Anticentripetal spiral casing 101 is installed on median septum 104, median septum 104 offers the ventilating opening 105 docked with spiral case air port, centrifugal wind wheel 106 in anticentripetal spiral casing 101 sucks air and blows to evaporimeter 103 from ventilating opening 105 discharge formation is distinguished and admirable from outside, wind direction as shown by the arrows in Figure 1.Due to the restriction of seat loop wheel machine inner space, evaporimeter 103 has angle with the plane at ventilating opening 105 place and arranges, but not be arranged in parallel, causes the Flow Field Distribution of strong air discharge type wind path uneven, and the flow field density near snail tongue 102 is larger.And because the space between the evaporator section S and anticentripetal spiral casing 101 of snail tongue 102 is little, windage is very large, cause distinguished and admirable not smooth, eddy current W is obvious.Finally cause evaporimeter 103 very low near the part S heat exchange efficiency of snail tongue 102, evaporimeter 103 overall heat exchange efficiency reduces, and noise is large, produces different sound.
Summary of the invention
Main purpose of the present invention reduces noise for providing a kind of and promotes seat loop wheel machine and the fan assembly thereof of evaporator heat exchange efficiency.
The present invention proposes a kind of fan assembly, comprise the median septum with motor installation position, described median septum is provided with the ventilating opening for docking with the spiral case air port of anticentripetal spiral casing, described fan assembly also comprises the wind deflector that at least one corresponding described ventilating opening is arranged, the length direction of described wind deflector is parallel with the length direction of described median septum, form acute angle between described wind deflector and described median septum, the opening of described acute angle is towards the snail tongue of described anticentripetal spiral casing.
Preferably, described acute angle is more than or equal to 45 ° and is less than 90 °.
Preferably, described fan assembly comprises the wind deflector that the described ventilating opening of multiple correspondence is arranged, at least corresponding described wind deflector of each ventilating opening.
Preferably, the two ends of described wind deflector are fixedly connected with described median septum by linking arm.
Preferably, the edge that the snail tongue of described ventilating opening and described anticentripetal spiral casing is close extends the wind-guiding snail tongue of arc outside described ventilating opening.
Preferably, described median septum is provided with and the installation end plate that be wholely set vertical with described median septum away from one end of described motor installation position, and described installation end plate is positioned at the inlet side of described median septum, and described installation end plate is provided with bearing block installation position.
Preferably, the outside of described installation end plate and described median septum junction is provided with reinforcement.
Preferably, described fan assembly also comprises motor and the anticentripetal spiral casing corresponding with the ventilating opening quantity of described median septum, and described anticentripetal spiral casing inside is provided with centrifugal wind wheel; Described anticentripetal spiral casing and described ventilating opening one_to_one corresponding are also fixed on described median septum, the ventilating opening docking that the spiral case air port of each anticentripetal spiral casing is corresponding with it; Described motor is fixedly installed on described motor installation position, and the centrifugal wind wheel of each anticentripetal spiral casing and described motor coaxle are also socketed on the central shaft of described motor; Described bearing block is fixedly installed on described bearing block installation position, and the central shaft of described motor is connected with described bearing block near one end of described installation end plate.
Preferably, described bearing block is rubber bearing seat.
The present invention proposes a kind of seat loop wheel machine further, comprises casing and is arranged at the evaporimeter in described casing, also comprise fan assembly as above, and described fan assembly is located in described casing, and described evaporimeter is positioned at the air side of described median septum.
Seat loop wheel machine of the present invention and fan assembly thereof, distinguished and admirable the blowing to after on wind deflector of the spiral case air port blowout of anticentripetal spiral casing, the evaporator section (being also that evaporimeter is near the side of median septum) near the snail tongue of anticentripetal spiral casing is blown through wind deflector guiding, allow and distinguished and admirablely flow through evaporimeter more equably, promote evaporimeter overall heat exchange efficiency, and the eddy current reduced because the disorder of wind path flow field produces, reduce noise, prevent different sound from producing.
Accompanying drawing explanation
Fig. 1 is the structural representation of existing seat loop wheel machine;
Fig. 2 is the first structural representation of fan assembly preferred embodiment of the present invention;
Fig. 3 is the cross-sectional schematic of the seat loop wheel machine installing present pre-ferred embodiments fan assembly;
Distinguished and admirablely schematic diagram is flowed to when Fig. 4 is the seat loop wheel machine work shown in Fig. 3;
Fig. 5 is the second structural representation of fan assembly preferred embodiment of the present invention.
The realization of the object of the invention, functional characteristics and advantage will in conjunction with the embodiments, are described further with reference to accompanying drawing.
Detailed description of the invention
Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
As shown in Figures 2 to 5, Fig. 2 is the first structural representation of fan assembly preferred embodiment of the present invention, Fig. 3 is the cross-sectional schematic of the seat loop wheel machine installing present pre-ferred embodiments fan assembly, distinguished and admirablely flow to schematic diagram (direction of arrow is wind direction) when Fig. 4 is the seat loop wheel machine work shown in Fig. 3, Fig. 5 is the second structural representation of fan assembly preferred embodiment of the present invention.
With reference to Fig. 2 to Fig. 4, the fan assembly of the seat loop wheel machine that the present embodiment is mentioned, comprise the median septum 10 with motor installation position (non-label), median septum 10 is provided with the ventilating opening 11 for docking with the spiral case air port of anticentripetal spiral casing 40, this fan assembly also comprises the wind deflector 20 that at least one corresponding ventilating opening 11 is arranged.The length direction of wind deflector 20 is parallel with the length direction of median septum 10, forms acute angle C between wind deflector 20 and median septum 10, and the opening of acute angle C is towards the snail tongue 41 of anticentripetal spiral casing 40.Wind deflector 20 can be the cambered plate of surface plate or band radian; When wind deflector 20 is surface plate, this acute angle C is: the plane at wind deflector 20 place and the formation angle of median septum 10 between the plate face of its air side; When wind deflector 20 is cambered plate, this acute angle C is: the angle formed between the plate face of its air side through plane and the median septum 10 of the dual-side of wind deflector 20, and wind deflector 20 is positioned at the inner side of acute angle C; No matter wind deflector 20 is surface plate or cambered plate, and the function of wind deflector 20 is all identical; The present embodiment is for wind deflector 20 for surface plate below, sets forth the present embodiment.
Concrete with reference to Fig. 3, when the fan assembly of the present embodiment is installed and is used in present loop wheel machine, the evaporimeter 70 of seat loop wheel machine is in the air side of median septum 10, anticentripetal spiral casing 40 and motor are fixed on the inlet side of median septum 10, the spiral case air port of anticentripetal spiral casing 40 is docked with the ventilating opening 11 of median septum 10, and the snail tongue 41 of anticentripetal spiral casing 40 is positioned at the air side of median septum 10 through ventilating opening 11.In the present embodiment, wind deflector 20 can be located at the outside in spiral case air port, and the inner side that also can be positioned at spiral case air port is near spiral case air port place, different according to the parameter of the centrifugal wind wheel 50 used in anticentripetal spiral casing 40, and the corresponding position regulating wind deflector 20, to regulate the wind effect of wind deflector 20.
The present embodiment is arranged on outside the spiral case air port of anticentripetal spiral casing 40 for wind deflector 20, is described the present embodiment.The effect of the wind deflector 20 of the present embodiment: evaporimeter near the distinguished and admirable snail tongue 41 blowing to anticentripetal spiral casing 40 after wind deflector 20 wind-guiding uniformly that the spiral case air port of anticentripetal spiral casing 40 blows to wind deflector 20 70 (also i.e. evaporimeter 70 near the side of median septum 10), allow and distinguished and admirablely flow through evaporimeter more equably, promote evaporimeter 70 overall heat exchange efficiency, and the eddy current reduced because the disorder of wind path flow field produces, reduce noise, prevent different sound from producing.
Further, fan assembly comprises the wind deflector 20 that multiple corresponding ventilating opening 11 is arranged, at least corresponding wind deflector 20 of each ventilating opening.The number of the wind deflector 20 that each ventilating opening is corresponding can be different according to the centrifugal wind wheel 50 of different parameters, and the present embodiment is for the corresponding wind deflector 20 of each air vent 11.
Further, in the present embodiment, the ventilating opening 11 of median septum 10 edge close with the snail tongue of anticentripetal spiral casing 40 extends the wind-guiding snail tongue 12 of arc outside ventilating opening 11, neighbouring the distinguished and admirable of outflow of snail tongue 41 from anticentripetal spiral casing 40 in anticentripetal spiral casing 40 is made to blow to evaporimeter 70 along wind-guiding snail tongue 12, thus the eddy current (with reference to figure 4) near the snail tongue 41 again weakening anticentripetal spiral casing 40, further reduce noise, avoid different sound and produce.
Further, the angle angle formed between the plate face of air side due to wind deflector 20 place plane and median septum 10 is too little, and namely wind deflector 20 too keeps flat setting, and wind deflector 20 wind effect can be caused bad, and stop can be caused to distinguished and admirable, affect and distinguished and admirablely flow through evaporimeter 70; Therefore the present embodiment preferably this acute angle C be more than or equal to 45 ° and be less than 90 °.
Further, the two ends of the preferred wind deflector 20 of the present embodiment are fixedly connected with median septum 10 by linking arm 21.By being fixedly connected with median septum 10 by wind deflector 20 (wind deflector 20 can be integrated with median septum 10 and be connected, also can for removably connecting), make the easier for installation, quick of fan assembly.
Further, with reference to Fig. 2 to Fig. 5, median septum 10 is provided with and the installation end plate 13 that be wholely set vertical with median septum 10 away from one end of motor installation position, the inlet side that end plate 13 is positioned at median septum 10 is installed, end plate 13 is installed and is provided with bearing block installation position 131, bearing block 60 is fixedly equipped with in bearing block installation position 131.The fan assembly of the present embodiment also comprises motor 30 and the anticentripetal spiral casing 40 corresponding with ventilating opening 11 quantity of median septum 10, and anticentripetal spiral casing 40 inside is provided with centrifugal wind wheel 50; Anticentripetal spiral casing 40 is with ventilating opening 11 one_to_one corresponding and be fixed on median septum 10, and the ventilating opening 11 that the spiral case air port of each anticentripetal spiral casing 40 is corresponding with it docks; Motor is fixedly installed on motor installation position, and the centrifugal wind wheel of each anticentripetal spiral casing 40 50 is with motor coaxle and be socketed on the central shaft 31 of motor 30; The central shaft 31 of motor 30 is connected with bearing block 60 near the one end of installing end plate 13.Compared in prior art, bearing block and motor are arranged on the median septum and side plate that are separated respectively, there is rigging error and affect motor center axle, centrifugal wind wheel axle center and bearing block three axiality, and then bring the exhaust air rate of centrifugal wind wheel reduce and produce vibrating noise.The fan assembly of the present embodiment, motor 30 and centrifugal wind wheel 50 are arranged on median septum 10, the bearing block 60 that the far-end (one end that namely distance motor 30 is far away) of the central shaft 31 of motor 30 connects is fixed on installation end plate 13, end plate 13 is installed and is integrated setting with median septum 10, there is not the problem of rigging error in installation end plate 13 and median septum 10, can be good at the central shaft 31 of guarantee motor 30, centrifugal wind wheel 50 axle center and bearing block three axiality, ensure that the exhaust air rate of the normal operation of centrifugal wind wheel 50, avoid vibrating noise.Further, after all parts all can be installed formation entirety by the present embodiment fan assembly, then by integral installation in the casing 200 of seat loop wheel machine, fast easier for installation, the installation effectiveness of a loop wheel machine can be improved, and then improve the production efficiency of seat loop wheel machine.
Further, the present embodiment is provided with reinforcement 14 on the outside of installing end plate 13 and median septum 10 junction, firmly to install end plate 13 and the vertical positional relationship of median septum 10, avoid that end plate 13 is installed and change with the angle of median septum 10 and affect motor 30 central shaft 31, centrifugal wind wheel 50 axle center and bearing block three axiality.
Further, owing to adopting the bearing block 60 of the mode that rigidly fixes, easily produce radial vibration when central shaft 31 high-speed rotation of motor 30, cause the loss of motor 30 and central shaft 31 thereof large, cause motor 30 and central shaft 31 short for service life, and easily produce noise.Therefore, the bearing block 60 of the present embodiment selects rubber bearing seat, to prevent from producing radial vibration during central shaft 31 high-speed rotation of motor 30.
The present invention proposes a kind of seat loop wheel machine further, comprises fan assembly, casing and the evaporimeter be arranged in casing, and fan assembly is located in casing, and evaporimeter is positioned at the air side of median septum.This fan assembly can comprise the technical scheme of above-mentioned any embodiment, and its detailed construction can refer to Fig. 2 to Fig. 5, and therefore not to repeat here.Because seat loop wheel machine of the present invention have employed the technical scheme of above-mentioned fan assembly, therefore seat loop wheel machine of the present invention is compared to existing seat loop wheel machine, allow and distinguished and admirablely flow through evaporimeter more equably, promote evaporimeter overall heat exchange efficiency, and the eddy current reduced because the disorder of wind path flow field produces, reduce noise, prevent different sound from producing.
The foregoing is only the preferred embodiments of the present invention; not thereby the scope of the claims of the present invention is limited; every utilize description of the present invention and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.
Claims (10)
1. a fan assembly, comprise the median septum with motor installation position, described median septum is provided with the ventilating opening for docking with the spiral case air port of anticentripetal spiral casing, it is characterized in that, described fan assembly also comprises the wind deflector that at least one corresponding described ventilating opening is arranged, the length direction of described wind deflector is parallel with the length direction of described median septum, forms acute angle between described wind deflector and described median septum, and the opening of described acute angle is towards the snail tongue of described anticentripetal spiral casing.
2. fan assembly according to claim 1, is characterized in that, described acute angle is more than or equal to 45 ° and is less than 90 °.
3. fan assembly according to claim 1, is characterized in that, described fan assembly comprises the wind deflector that the described ventilating opening of multiple correspondence is arranged, at least corresponding described wind deflector of each ventilating opening.
4. fan assembly according to claim 1, is characterized in that, the two ends of described wind deflector are fixedly connected with described median septum by linking arm.
5. fan assembly according to claim 1, is characterized in that, the close edge of the snail tongue of described ventilating opening and described anticentripetal spiral casing extends the wind-guiding snail tongue of arc outside described ventilating opening.
6. the fan assembly according to any one of claim 1-5, it is characterized in that, described median septum is provided with and the installation end plate that be wholely set vertical with described median septum away from one end of described motor installation position, described installation end plate is positioned at the inlet side of described median septum, and described installation end plate is provided with bearing block installation position.
7. fan assembly according to claim 6, is characterized in that, the outside of described installation end plate and described median septum junction is provided with reinforcement.
8. fan assembly according to claim 6, is characterized in that, described fan assembly also comprises motor, bearing block and the anticentripetal spiral casing corresponding with the ventilating opening quantity of described median septum, and described anticentripetal spiral casing inside is provided with centrifugal wind wheel; Described anticentripetal spiral casing and described ventilating opening one_to_one corresponding are also fixed on described median septum, the ventilating opening docking that the spiral case air port of each anticentripetal spiral casing is corresponding with it; Described motor is fixedly installed on described motor installation position, and the centrifugal wind wheel of each anticentripetal spiral casing and described motor coaxle are also socketed on the central shaft of described motor; Described bearing block is fixedly installed on described bearing block installation position, and the central shaft of described motor is connected with described bearing block near one end of described installation end plate.
9. fan assembly according to claim 8, is characterized in that, described bearing block is rubber bearing seat.
10. a seat loop wheel machine, comprise casing and be arranged at the evaporimeter in described casing, it is characterized in that, also comprise fan assembly as claimed in any one of claims 1-9 wherein, described fan assembly is located in described casing, and described evaporimeter is positioned at the air side of described median septum.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410232078.6A CN105299859B (en) | 2014-05-28 | 2014-05-28 | Seat loop wheel machine and its fan assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410232078.6A CN105299859B (en) | 2014-05-28 | 2014-05-28 | Seat loop wheel machine and its fan assembly |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105299859A true CN105299859A (en) | 2016-02-03 |
| CN105299859B CN105299859B (en) | 2019-02-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410232078.6A Active CN105299859B (en) | 2014-05-28 | 2014-05-28 | Seat loop wheel machine and its fan assembly |
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| Country | Link |
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| CN (1) | CN105299859B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018054027A1 (en) * | 2016-09-22 | 2018-03-29 | 中山大洋电机股份有限公司 | Coil draught fan structure |
| CN108800315A (en) * | 2018-04-18 | 2018-11-13 | 广东美的制冷设备有限公司 | air conditioner |
| CN109026785A (en) * | 2018-08-31 | 2018-12-18 | 广东美的制冷设备有限公司 | fan assembly and air conditioner |
| CN111578499A (en) * | 2020-05-19 | 2020-08-25 | 珠海格力电器股份有限公司 | Air duct machine and turbulent flow device thereof |
| US10865798B2 (en) | 2016-05-30 | 2020-12-15 | Zhongshan Broad-Ocean Motor Co., Ltd. | Fan coil unit |
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| CN203404943U (en) * | 2013-07-09 | 2014-01-22 | 广东美的集团芜湖制冷设备有限公司 | Water pan for air-conditioner indoor unit with sitting and hoisting dual purposes |
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2014
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10865798B2 (en) | 2016-05-30 | 2020-12-15 | Zhongshan Broad-Ocean Motor Co., Ltd. | Fan coil unit |
| WO2018054027A1 (en) * | 2016-09-22 | 2018-03-29 | 中山大洋电机股份有限公司 | Coil draught fan structure |
| CN108800315A (en) * | 2018-04-18 | 2018-11-13 | 广东美的制冷设备有限公司 | air conditioner |
| CN109026785A (en) * | 2018-08-31 | 2018-12-18 | 广东美的制冷设备有限公司 | fan assembly and air conditioner |
| CN111578499A (en) * | 2020-05-19 | 2020-08-25 | 珠海格力电器股份有限公司 | Air duct machine and turbulent flow device thereof |
| CN111578499B (en) * | 2020-05-19 | 2021-10-26 | 珠海格力电器股份有限公司 | Air duct machine and turbulent flow device thereof |
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| Publication number | Publication date |
|---|---|
| CN105299859B (en) | 2019-02-12 |
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