CN204213008U - A kind of oil seal high-power blower - Google Patents
A kind of oil seal high-power blower Download PDFInfo
- Publication number
- CN204213008U CN204213008U CN201420607227.8U CN201420607227U CN204213008U CN 204213008 U CN204213008 U CN 204213008U CN 201420607227 U CN201420607227 U CN 201420607227U CN 204213008 U CN204213008 U CN 204213008U
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- CN
- China
- Prior art keywords
- oil seal
- seal
- housing
- sealing ring
- impeller
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- Expired - Fee Related
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Abstract
The utility model belongs to technical field of new energies, particularly relate to a kind of oil seal high-power blower, comprise housing, driving shaft is provided with in described housing, the top of described driving shaft is provided with driven shaft, driven impeller is covered with outside described driven shaft, described driven impeller side is provided with the second increasing back sealing ring, second rear bearing, second gear hub, described second increasing back sealing ring is between described driven impeller and the second rear bearing, described second rear bearing is between described second increasing back sealing ring and the second gear hub, the outer surface cover of described second gear hub has the second gear ring, seal ring before described active impeller opposite side is provided with second, second fore bearing, before described second, seal ring is between described active impeller and the second fore bearing, described driving shaft is provided with the first flat key, described driven shaft is provided with the second flat key, described housing comprises front cover, connecting cover, rear end cover, the first oil seal is provided with between described rear end cover and driving shaft, second oil seal.
Description
Technical field
The utility model belongs to technical field of new energies, particularly relates to a kind of oil seal high-power blower.
Background technique
Blower fan is that the custom of China to gas compression and gas conveying machinery is called for short, and usually said blower fan comprises ventilator, blower, wind-driven generator.Gas compression and gas conveying machinery are that the mechanical energy rotated is converted to gas pressure energy and kinetic energy, and the machinery that gas is transferred out.The main structural components of blower fan is impeller, casing, intake grill, support, motor, belt pulley, coupling, baffler, driving component (bearing) etc.Unpowered ventilation machine is the air thermoconvection utilizing natural wind and indoor and outdoor temperature difference to cause, and promotes turbine and rotates thus utilize centrifugal force and underbalance effect to be discharged by stale for indoor hot air.Blower fan is related to the transmission & distribution energy consumption of system, is the very crucial part of building energy conservation.According to national air-conditioning equipment Quality Supervision and Inspection Center for many years aerator supervision show that a lot of blower fan all has problems under declared working condition, therefore need in strict accordance with product standard require produce and manufacture blower fan.Such as 201410201657.4 disclose a kind of supercharge turbo-blower, comprise the cylindrical shell that a both ends open is arranged, be tightly connected at the two ends of cylindrical shell a protecgulum and a bonnet respectively, protecgulum is provided with suction port, bonnet is provided with air outlet, the one transmission shaft two ends being located at cylindrical shell inside are fixed on protecgulum and bonnet by bearing, transmission shaft is provided with a multi-head spiral body, it take transmission shaft as running shaft spiral advance vertically extends near bonnet transmission shaft rear end from the transmission shaft front end near protecgulum that multi-head spiral body is located at transmission shaft side, and one connects, helical blade in described multi-head spiral body is at least two panels, and each helical blade is circumferentially evenly arranged on transmission shaft side, along laminating airtight with transmission shaft in each helical blade of multi-head spiral body, outer and the inwall with cylindrical shell are near setting.This common blower fan sealing effect is not good, easily reveals.
Summary of the invention
The utility model provides a kind of oil seal high-power blower, to solve the not good problem of the sealing that proposes in above-mentioned background technology.
The technical problem that the utility model solves realizes by the following technical solutions: the utility model provides a kind of oil seal high-power blower, it is characterized in that: comprise housing, dirt seal housing is covered with outside described housing, driving shaft is provided with in described housing, initiatively impeller is covered with outside described driving shaft, described active impeller side is provided with the first increasing back sealing ring, first rear bearing, first gear hub, described first increasing back sealing ring is between described active impeller and the first rear bearing, described first rear bearing is between described first increasing back sealing ring and the first gear hub, the outer surface cover of described first gear hub has the first gear ring, seal ring before described active impeller opposite side is provided with first, first fore bearing, before described first, seal ring is between described active impeller and the first fore bearing, described driving shaft is through described housing, dirt seal housing, and be connected with coupling, oil seal is provided with between described driving shaft and dirt seal housing, the top of described driving shaft is provided with driven shaft, driven impeller is covered with outside described driven shaft, described driven impeller side is provided with the second increasing back sealing ring, second rear bearing, second gear hub, described second increasing back sealing ring is between described driven impeller and the second rear bearing, described second rear bearing is between described second increasing back sealing ring and the second gear hub, the outer surface cover of described second gear hub has the second gear ring, seal ring before described active impeller opposite side is provided with second, second fore bearing, before described second, seal ring is between described active impeller and the second fore bearing, described driving shaft is provided with the first flat key, described driven shaft is provided with the second flat key, the bottom surface of described housing is provided with the first lower support platform, second lower support platform, described first increasing back sealing ring, first rear bearing is positioned on described first lower support platform, seal ring before described first, first fore bearing is positioned on described second lower support platform, the roof of described housing is provided with support platform on first, support platform on second, described second increasing back sealing ring, second rear bearing to be positioned on described first below support platform, seal ring before described second, second fore bearing to be positioned on described second below support platform, described housing comprises front cover, connecting cover, rear end cover, described front cover is connected with connecting cover bolt, described connecting cover is connected with rear end cover bolt, the first oil seal is provided with between described rear end cover and driving shaft, second oil seal.
Disc is provided with between described first increasing back sealing ring and the first rear bearing.
Described first flat key and the second flat key are arranged side by side.
Described first oil seal, the second oil seal are movable oil seal.
The beneficial effects of the utility model are:
1 by arranging oil seal in driving shaft both sides, and can carry out seal protection to equipment, sealing effect is good.
2 by being split as 3 parts by housing, and be bolted, and during maintenance, can screw off bolt, by problematic items, convenient for maintaining, and be divided into 3 parts due to housing, during transport, housing superposition is placed, and reduces transportation volume, also convenient transport.
Original power, by increasing the setting of driven shaft, is increased by 0.8 times, the powerful situation of the demand that is applicable to by 3 the technical program, and the technical program compact structure, rationally, although slightly smaller than equipment 2 power of fan, floor space and to occupy space all much smaller, applicability is strong.
The setting of 4 dirt seal housings not only can carry out proofing dust and protecting to housing, can also avoid daily use wearing and tearing, thus increase the working life of equipment.
The arranging of 5 seal rings mainly plays the seal action between mailbox and operation storehouse.
Arranging of 6 upper and lower support platforms can make integral device structure more firm, avoids being damaged due to strenuous vibration in the process of carrying, installation.
Arranging of 7 flat keys can make driving wheel, follower realizes synchronous working.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described further:
In figure: 1-dirt seal housing, 2-housing, 3-driving shaft, 4-is impeller initiatively, 5-first increasing back sealing ring, 6-first rear bearing, 7-first gear hub, 8-first gear ring, seal ring before 9-first, 10-first fore bearing, 11-driven shaft, the driven impeller of 12-, 13-second increasing back sealing ring, 14-second rear bearing, 15-second gear hub, 16-second gear ring, 17-first flat key, 18-second flat key, 19-first lower support platform, 20-second lower support platform, 21-disc, support platform on 22-second, support platform on 23-first, 24-coupling, 25-oil seal, seal ring before 26-second, 27-second fore bearing, 28-front cover, 29-connecting cover, 30-rear end cover, 31-bolt, 32-first oil seal, 33-second oil seal.
Embodiment:
The present embodiment comprises housing 2, dirt seal housing 1 is covered with outside housing 2, driving shaft 3 is provided with in housing 2, initiatively impeller 4 is covered with outside driving shaft 3, initiatively impeller 4 side is provided with the first increasing back sealing ring 5, first rear bearing 6, first gear hub 7, first increasing back sealing ring 5 is between active impeller 4 and the first rear bearing 6, first rear bearing 6 is between the first increasing back sealing ring 5 and the first gear hub 7, the outer surface cover of first gear hub 7 has the first gear ring 8, seal ring 9 before initiatively impeller 4 opposite side is provided with first, first fore bearing 10, before first, seal ring 9 is between active impeller 4 and the first fore bearing 10, driving shaft 3 is through described housing 2, dirt seal housing 1, and be connected with coupling 24, oil seal 25 is provided with between driving shaft 3 and dirt seal housing 1, the top of driving shaft 3 is provided with driven shaft 11, driven impeller 12 is covered with outside driven shaft 11, driven impeller 12 side is provided with the second increasing back sealing ring 13, second rear bearing 14, second gear hub 15, second increasing back sealing ring 13 is between driven impeller 12 and the second rear bearing 14, second rear bearing 14 is between the second increasing back sealing ring 13 and the second gear hub 15, the outer surface cover of second gear hub 15 has the second gear ring 16, seal ring 26 before initiatively impeller 4 opposite side is provided with second, second fore bearing 27, before second, seal ring 26 is between active impeller 4 and the second fore bearing 27, driving shaft 3 is provided with the first flat key 17, driven shaft 11 is provided with the second flat key 18, the bottom surface of housing 2 is provided with the first lower support platform 19, second lower support platform 20, first increasing back sealing ring 5, first rear bearing 6 is positioned on the first lower support platform 19, seal ring 9 before first, first fore bearing 10 is positioned on the second lower support platform 20, the roof of housing 2 is provided with support platform 23 on first, support platform 22 on second, second increasing back sealing ring 13, second rear bearing 14 to be positioned on first below support platform 23, seal ring 26 before second, second fore bearing 27 to be positioned on second below support platform 22, housing 2 comprises front cover 28, connecting cover 29, rear end cover 30, front cover 28 is connected with connecting cover 29 bolt 31, connecting cover 29 is connected with rear end cover 31 bolt 31, the first oil seal 32 is provided with between rear end cover 31 and driving shaft 3, second oil seal 33.
Disc 21 is provided with between first increasing back sealing ring 5 and the first rear bearing 6,
First flat key 17 and the second flat key 18 are arranged side by side.
First oil seal 32, second oil seal 33 is movable oil seal.
Utilize technological scheme described in the utility model, or those skilled in the art being under the inspiration of technical solutions of the utility model, designing similar technological scheme, and reach above-mentioned technique effect, is all fall into protection domain of the present utility model.
Claims (4)
1. an oil seal high-power blower, it is characterized in that: comprise housing, dirt seal housing is covered with outside described housing, driving shaft is provided with in described housing, initiatively impeller is covered with outside described driving shaft, described active impeller side is provided with the first increasing back sealing ring, first rear bearing, first gear hub, described first increasing back sealing ring is between described active impeller and the first rear bearing, described first rear bearing is between described first increasing back sealing ring and the first gear hub, the outer surface cover of described first gear hub has the first gear ring, seal ring before described active impeller opposite side is provided with first, first fore bearing, before described first, seal ring is between described active impeller and the first fore bearing, described driving shaft is through described housing, dirt seal housing, and be connected with coupling, oil seal is provided with between described driving shaft and dirt seal housing, the top of described driving shaft is provided with driven shaft, driven impeller is covered with outside described driven shaft, described driven impeller side is provided with the second increasing back sealing ring, second rear bearing, second gear hub, described second increasing back sealing ring is between described driven impeller and the second rear bearing, described second rear bearing is between described second increasing back sealing ring and the second gear hub, the outer surface cover of described second gear hub has the second gear ring, seal ring before described active impeller opposite side is provided with second, second fore bearing, before described second, seal ring is between described active impeller and the second fore bearing, described driving shaft is provided with the first flat key, described driven shaft is provided with the second flat key, the bottom surface of described housing is provided with the first lower support platform, second lower support platform, described first increasing back sealing ring, first rear bearing is positioned on described first lower support platform, seal ring before described first, first fore bearing is positioned on described second lower support platform, the roof of described housing is provided with support platform on first, support platform on second, described second increasing back sealing ring, second rear bearing to be positioned on described first below support platform, seal ring before described second, second fore bearing to be positioned on described second below support platform, described housing comprises front cover, connecting cover, rear end cover, described front cover is connected with connecting cover bolt, described connecting cover is connected with rear end cover bolt, the first oil seal is provided with between described rear end cover and driving shaft, second oil seal.
2. a kind of oil seal high-power blower according to claim 1, is characterized in that: be provided with disc between described first increasing back sealing ring and the first rear bearing.
3. a kind of oil seal high-power blower according to claim 1, is characterized in that: described first flat key and the second flat key are arranged side by side.
4. a kind of oil seal high-power blower according to claim 1, is characterized in that: described first oil seal, the second oil seal are movable oil seal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420607227.8U CN204213008U (en) | 2014-10-21 | 2014-10-21 | A kind of oil seal high-power blower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420607227.8U CN204213008U (en) | 2014-10-21 | 2014-10-21 | A kind of oil seal high-power blower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204213008U true CN204213008U (en) | 2015-03-18 |
Family
ID=52981684
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420607227.8U Expired - Fee Related CN204213008U (en) | 2014-10-21 | 2014-10-21 | A kind of oil seal high-power blower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204213008U (en) |
-
2014
- 2014-10-21 CN CN201420607227.8U patent/CN204213008U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150318 Termination date: 20151021 |
|
| EXPY | Termination of patent right or utility model |