CN209800255U - Coaxial fan oil-free scroll compressor - Google Patents
Coaxial fan oil-free scroll compressor Download PDFInfo
- Publication number
- CN209800255U CN209800255U CN201920356339.3U CN201920356339U CN209800255U CN 209800255 U CN209800255 U CN 209800255U CN 201920356339 U CN201920356339 U CN 201920356339U CN 209800255 U CN209800255 U CN 209800255U
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- Prior art keywords
- fan
- compressor
- bearing
- air outlet
- left end
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- Expired - Fee Related
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- 230000007246 mechanism Effects 0.000 claims description 12
- 230000003068 static effect Effects 0.000 claims description 4
- 238000001816 cooling Methods 0.000 abstract description 11
- 230000015572 biosynthetic process Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model relates to a coaxial fan oil-free scroll compressor, which comprises a compressor, a motor bracket, an air cooler, an air guide pipe, an air outlet pipe, a first air outlet joint, a second air outlet joint, a movable disc, a fixed disc, a fan component, a first bearing, a second bearing, an end cover and an eccentric shaft; the fan assembly comprises a shell, a stator, a bearing seat, a fan inner cover, a fan outer cover, a third bearing and a rotating assembly; the utility model discloses with fan wheel snap-on at the fan epaxial, fan axle and the coaxial rotation of the left end of eccentric shaft, rotor one starts, and fan wheel can automatic formation cooling duct, need not additionally to dispose cooling motor and fan, has retrencied structure and wiring, has reduced the volume.
Description
Technical Field
the utility model relates to a coaxial fan does not have oily scroll compressor.
Background
At present, the cooling mode of the vehicle-mounted oil-free scroll compressor of the new energy automobile is air-cooled, a cooling motor and a fan are additionally configured in a conventional arrangement mode, the control and the protection of the fan motor are required to be increased while the fan motor occupies a larger volume, meanwhile, the wiring of the whole automobile is additionally increased, and the further improvement is required.
SUMMERY OF THE UTILITY MODEL
To the current situation of above-mentioned prior art, the utility model aims to solve the technical problem that a need not additionally to dispose motor and cooling fan is provided, has retrencied structure and wiring, has reduced the coaxial fan oil-free scroll compressor of volume.
the utility model provides a technical scheme that above-mentioned technical problem adopted does: an oil-free scroll compressor with a coaxial fan comprises a compressor, a motor bracket, an air cooler, an air guide pipe, an air outlet pipe, a first air outlet joint, a second air outlet joint, a movable disc, a fixed disc, a fan assembly, a first bearing, a second bearing, an end cover and an eccentric shaft, it is characterized in that a motor bracket is fixed on the outer portion of the left side of the compressor, a fan component is arranged on the outer portion of the left side of the motor bracket, an air guide pipe is arranged between the fan component and the rear side of the compressor, an air cooler is arranged on the front side of the compressor, a first air outlet joint is arranged on the right air outlet end of the compressor, the air outlet pipe is arranged on the right side of the compressor and is connected with the first air outlet joint, the other end of the air outlet pipe is connected with the air inlet end of the air cooler, a second air outlet joint is arranged on the air outlet end of the air cooler, and the movable disc and the static disc are arranged above the right side of the compressor; the left end and the right end of the motor support are respectively embedded with a second bearing and a first bearing, the end cover is embedded in the left end of the motor support and located on the outer side of the second bearing, an eccentric shaft is arranged in the compressor, an eccentric mechanism at the right end of the eccentric shaft is connected with a reciprocating mechanism in the compressor, and the left end of the eccentric shaft penetrates through the first bearing, the second bearing and the end cover leftwards and is connected with the fan assembly.
Preferably, the fan assembly comprises a shell, a stator, a bearing seat, a fan inner cover, a fan outer cover, a third bearing and a rotating assembly; a transversely-distributed shell is fixed at the left end of the motor support, transversely-distributed stators are arranged in the shell, a bearing seat is fixed at the left end of the shell, and a third bearing is embedded at the left end and the right end of the bearing seat; a fan inner cover is fixed at the left end of the bearing seat, and a fan outer cover is fixed at the outer side of the fan inner cover; and a rotating assembly is arranged in the bearing seat.
Preferably, one end of the air guide pipe is inserted and connected between the inner fan cover and the rear side of the outer fan cover, and the other end of the air guide pipe is connected with the rear side air inlet end of the compressor.
Preferably, the rotating assembly comprises a fan impeller, a fan shaft, a balance block, a rotor and a flat key, wherein the rotor is arranged inside the stator; the fan shaft is transversely inserted and connected between the two third bearings; a fan impeller is sleeved and fixed at the left end of the fan shaft and is positioned between the fan inner cover and the fan outer cover, the right end of the fan shaft and the left end of the eccentric shaft are respectively inserted and fixed inside the left end and the right end of the rotor and are concentrically arranged, and a flat key is arranged between the right end of the fan shaft and the left end of the eccentric shaft; the balance weight is fixed at the left end of the rotor and is positioned inside the stator.
Preferably, the weight and the position of the balance weight are matched with the weight and the position of an eccentric mechanism at the right end of the eccentric shaft.
Compared with the prior art, the utility model has the advantages of: the utility model discloses with fan wheel snap-on at the fan epaxial, fan axle and the coaxial rotation of the left end of eccentric shaft, rotor one starts, and fan wheel can automatic formation cooling duct, need not additionally to dispose cooling motor and fan, has retrencied structure and wiring, has reduced the volume.
Drawings
FIG. 1 is a front sectional view of the present invention;
FIG. 2 is a right view structural diagram of the present invention;
FIG. 3 is a left side view of the structure of the present invention;
Fig. 4 is a top view structural diagram of the present invention.
Detailed Description
As shown in fig. 1 to 4, a coaxial fan oil-free scroll compressor includes a compressor 11, a motor bracket 16, an air cooler 12, an air guide duct 3, an air outlet duct 2, a first air outlet joint 13, a second air outlet joint 18, a movable disc 1, a stationary disc 1, a fan assembly, a first bearing 19, a second bearing 20, an end cover 21 and an eccentric shaft 17; a motor support 16 is fixed on the left outer portion of the compressor 11, a fan assembly is arranged on the left outer portion of the motor support 16, an air guide pipe 3 is arranged between the fan assembly and the rear side of the compressor 11, an air cooler 12 is arranged on the front side of the compressor 11, a first air outlet joint 13 is arranged on the right air outlet end of the compressor 11, an air outlet pipe 2 is arranged on the right side of the compressor 11 and connected with the first air outlet joint 13, the other end of the air outlet pipe 2 is connected with the air inlet end of the air cooler 12, a second air outlet joint 18 is arranged on the air outlet end of the air cooler 12, and the movable and stationary disc 1 is arranged above the right side of the compressor 11; a second bearing 20 and a first bearing 19 are respectively embedded at the left end and the right end of the motor support 16, an end cover 21 is embedded in the left end of the motor support 16 and positioned outside the second bearing 20, an eccentric shaft 17 is arranged in the compressor 11, an eccentric mechanism at the right end of the eccentric shaft 17 is connected with a reciprocating mechanism in the compressor 11, and the left end of the eccentric shaft 17 penetrates through the first bearing 19, the second bearing 20 and the end cover 21 leftwards and is connected with a fan assembly; the fan assembly comprises a shell 9, a stator 10, a bearing seat 7, a fan inner cover 5, a fan outer cover 22, a third bearing 23 and a rotating assembly; a transversely-distributed shell 9 is fixed at the left end of the motor support 16, transversely-distributed stators 10 are arranged in the shell 9, a bearing seat 7 is fixed at the left end of the shell 9, and third bearings 23 are embedded at the left end and the right end of the bearing seat 7; a fan inner cover 5 is fixed at the left end of the bearing seat 7, and a fan outer cover 22 is fixed at the outer side of the fan inner cover 5; one end of an air guide pipe 3 is inserted and connected between the rear sides of the fan inner cover 5 and the fan outer cover 22, the other end of the air guide pipe 3 is connected with the rear side air inlet end of the compressor 11, a rotating assembly is arranged in the bearing seat 7 and comprises a fan impeller 4, a fan shaft 6, a balance block 8, a rotor 15 and a flat key 14, and the rotor 15 is arranged inside the stator 10; the fan shaft 6 is transversely inserted between the two third bearings 23; a fan impeller 4 is sleeved and fixed at the left end of the fan shaft 6, the fan impeller 4 is positioned between the fan inner cover 5 and the fan outer cover 22, the right end of the fan shaft 6 and the left end of the eccentric shaft 17 are respectively inserted and fixed inside the left end and the right end of the rotor 15 and are concentrically arranged, and a flat key 14 is arranged between the right end of the fan shaft 6 and the left end of the eccentric shaft 17; the balance weight 8 is fixed at the left end of the rotor 15 and is positioned inside the stator 10, and the weight and the position of the balance weight 8 are matched with the weight and the position of the eccentric mechanism at the right end of the eccentric shaft 17.
when the air compressor is used, according to the operation principle of a motor in the prior art, the stator 10 can drive the rotor 15 to rotate after being electrified, so that the fan shaft 6 and the eccentric shaft 17 are driven to rotate by virtue of the flat key 14, the eccentric shaft 17 can drive the reciprocating mechanism in the compressor 11 to operate by virtue of the eccentric mechanism at the right end of the eccentric shaft 17, so that the compressor 11 starts to work, the structure and the principle in the compressor 11 are the prior art, the fan shaft 6 can drive the fan impeller 4 to rotate by virtue of the rotation, so that external air is sucked into the space between the fan inner cover 5 and the fan outer cover 22 from the center of the right end of the fan inner cover 5, and then enters the compressor 11 through the air guide pipe 3 to form compressed air under the action of the compressor 11, the heat of the compressed air is discharged to the outside through the movable and static discs 1, and the movable and static discs 1 are matched; compressed air generated inside the compressor 11 enters the air cooler 12 through the first air outlet joint 13 and the air outlet pipe 2; the air cooler 12 cools the compressed air and then discharges the cooled compressed air to the outside through a second air outlet joint 18; eccentric shaft 17 can make because the eccentric mechanism of right-hand member when rotating the utility model discloses produce the shake that lasts, and balancing piece 8 can follow rotor 15's rotation and rotate to offset the shake that arouses by eccentric shaft 17, solved eccentric shaft 17 dynamic balance's problem.
At present, the cooling modes of the vehicle-mounted oil-free scroll compressor of the new energy automobile are all air-cooled, a cooling motor and a fan need to be additionally arranged in a conventional arrangement mode, the control and protection of the fan motor need to be increased while a larger volume is occupied, and meanwhile, the wiring of the whole automobile is additionally increased; the utility model discloses with fan wheel 4 snap-on fan axle 6, fan axle 6 and eccentric shaft 17's the coaxial rotation of left end, rotor 15 starts, and fan wheel 4 can automatic formation cooling duct, need not additionally to dispose cooling motor and fan, has retrencied structure and wiring, has reduced the volume.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those skilled in the art that various changes in the embodiments and modifications thereof may be made, and equivalents may be substituted for elements thereof; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (5)
1. An oil-free scroll compressor with a coaxial fan comprises a compressor, a motor bracket, an air cooler, an air guide pipe, an air outlet pipe, a first air outlet joint, a second air outlet joint, a movable disc, a fixed disc, a fan assembly, a first bearing, a second bearing, an end cover and an eccentric shaft, it is characterized in that a motor bracket is fixed on the outer portion of the left side of the compressor, a fan component is arranged on the outer portion of the left side of the motor bracket, an air guide pipe is arranged between the fan component and the rear side of the compressor, an air cooler is arranged on the front side of the compressor, a first air outlet joint is arranged on the right air outlet end of the compressor, the air outlet pipe is arranged on the right side of the compressor and is connected with the first air outlet joint, the other end of the air outlet pipe is connected with the air inlet end of the air cooler, a second air outlet joint is arranged on the air outlet end of the air cooler, and the movable disc and the static disc are arranged above the right side of the compressor; the left end and the right end of the motor support are respectively embedded with a second bearing and a first bearing, the end cover is embedded in the left end of the motor support and located on the outer side of the second bearing, an eccentric shaft is arranged in the compressor, an eccentric mechanism at the right end of the eccentric shaft is connected with a reciprocating mechanism in the compressor, and the left end of the eccentric shaft penetrates through the first bearing, the second bearing and the end cover leftwards and is connected with the fan assembly.
2. An oilless scroll compressor with a coaxial fan as claimed in claim 1, wherein the blower assembly comprises a housing, a stator, a bearing seat, an inner blower cover, an outer blower cover, a third bearing and a rotating assembly; a transversely-distributed shell is fixed at the left end of the motor support, transversely-distributed stators are arranged in the shell, a bearing seat is fixed at the left end of the shell, and a third bearing is embedded at the left end and the right end of the bearing seat; a fan inner cover is fixed at the left end of the bearing seat, and a fan outer cover is fixed at the outer side of the fan inner cover; and a rotating assembly is arranged in the bearing seat.
3. An oilless scroll compressor with a coaxial fan as claimed in claim 1, wherein one end of the air guide duct is inserted between the inner blower housing and the rear side of the outer blower housing, and the other end of the air guide duct is connected to the air inlet end of the rear side of the compressor.
4. An oilless scroll compressor with a coaxial fan as claimed in claim 2, wherein the rotating assembly comprises a fan wheel, a fan shaft, a balance weight, a rotor and a flat key, the rotor being disposed inside the stator; the fan shaft is transversely inserted and connected between the two third bearings; a fan impeller is sleeved and fixed at the left end of the fan shaft and is positioned between the fan inner cover and the fan outer cover, the right end of the fan shaft and the left end of the eccentric shaft are respectively inserted and fixed inside the left end and the right end of the rotor and are concentrically arranged, and a flat key is arranged between the right end of the fan shaft and the left end of the eccentric shaft; the balance weight is fixed at the left end of the rotor and is positioned inside the stator.
5. An oilless scroll compressor with a coaxial fan as claimed in claim 4, wherein the weight and position of the balance weight are matched with the weight and position of the eccentric mechanism at the right end of the eccentric shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920356339.3U CN209800255U (en) | 2019-03-20 | 2019-03-20 | Coaxial fan oil-free scroll compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920356339.3U CN209800255U (en) | 2019-03-20 | 2019-03-20 | Coaxial fan oil-free scroll compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209800255U true CN209800255U (en) | 2019-12-17 |
Family
ID=68825793
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920356339.3U Expired - Fee Related CN209800255U (en) | 2019-03-20 | 2019-03-20 | Coaxial fan oil-free scroll compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209800255U (en) |
-
2019
- 2019-03-20 CN CN201920356339.3U patent/CN209800255U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191217 |