CN204783777U - Vane pump - Google Patents
Vane pump Download PDFInfo
- Publication number
- CN204783777U CN204783777U CN201520380977.0U CN201520380977U CN204783777U CN 204783777 U CN204783777 U CN 204783777U CN 201520380977 U CN201520380977 U CN 201520380977U CN 204783777 U CN204783777 U CN 204783777U
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- China
- Prior art keywords
- hole
- pump case
- rotating shaft
- flange
- sealing
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- Expired - Fee Related
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Abstract
The utility model discloses a vane pump, including the pump case, be equipped with the pivot in the pump case, the pump case is fixed in in the pivot through the bearing in, one of pivot is served and is connected with the impeller. Be equipped with between impeller and the bearing with pump case fixed flange seat mutually, the flange seat is equipped with the flange hole, the flange hole is passed in the pivot, is equipped with the axle sleeve between pivot and the flange hole. The utility model discloses be provided with the flange seat, the rotation center of pivot is injectd to flange seat and sleeve, and the incline appears in the one end of avoiding being close to the impeller in the pivot under the effect of gravity for the impeller operation is more stable, avoids producing too big vibration, effectively reduces the noise and practices thrift the energy, setting up of sealing device has guaranteed that leaking can not appear in highly compressed liquid, has improved mechanical energy and has turned into hydraulic pressure transformation of energy rate to the energy saving.
Description
Technical field
The utility model relates to pump field, particularly a kind of wing pump.
Background technique
Wing pump drives liquid at high speed to rotate by running wheel, mechanical energy passed to liquid, thus reaches the object of conveying liquid.Wing pump comprises: centrifugal, mixed-flow, axial flow, vortex type.Existing wing pump includes impeller, and impeller is connected with rotating shaft, and rotating shaft is fixed with bearing, for preventing leakage, generally in rotating shaft, arranges tight seal.There is following defect in this kind of impeller pump structure: impeller is installed on the end of rotating shaft, a segment distance is had between impeller and bearing, the rotating shaft of impeller one end is equivalent to cantilever structure, rotating shaft impeller High Rotation Speed, rotating shaft produces shake, thus affect the stability of wheel rotation, consume unnecessary power, cause noise excessive too low with energy transformation ratio; The highly pressurised liquid compressing that tensioning oil sealing is produced when being and being worked by impeller, tensioning oil sealing is made to be close in rotating shaft, thus reach the effect of sealing, but tensioning oil sealing needs to absorb a part of hydraulic energy, and friction between rotating shaft and tensioning oil sealing is large, this just causes energy to run off in vain, is unfavorable for energy-conserving and environment-protective.
Summary of the invention
For overcoming the deficiencies in the prior art and Problems existing, the utility model provides a kind of wing pump, energy-conserving and environment-protective, and vibrate little, noise is little, long service life.
The utility model is achieved through the following technical solutions:
A kind of wing pump, comprise pump case, be provided with rotating shaft in pump case, rotating shaft is fixed in pump case by bearing, and one end of rotating shaft is connected with impeller.Be provided with the flange seat fixed with pump case between described impeller and bearing, flange seat is provided with flange hole, and rotating shaft, through flange hole, is provided with axle sleeve between rotating shaft and flange hole.
Described rotating shaft is provided with seal arrangement, and seal arrangement between flange seat and impeller, and fixes with pump case.
Described seal arrangement comprises sealing structure, oil sealing and oil seal cover, sealing structure is provided with shoulder hole, oil sealing is arranged in shoulder hole, and relatively rotate with sealing structure, sealing cover is fixed on the bigger diameter end portion of shoulder hole, and is butted on the end face of oil sealing, and oil sealing is placed in rotating shaft, sealing structure is fixed on pump case, and end face is butted on flange seat.
The periphery of described sealing structure is provided with connecting thread, oil seal cover is provided with tapped hole, oil seal cover is fixed by connecting thread and tapped hole and sealing structure, the through hole of mounting structure sealing is provided with in pump case, the outer surface of sealing structure is provided with flange collar, and the both ends of the surface of through hole are butted on flange collar end face and sealing cover end face respectively.
Described rotating shaft is provided with acid-blocking piece, and acid-blocking piece is between sleeve and bearing.
The bottom of described pump case is provided with pedestal, and pump case is fixed on pedestal.
Described bearing is provided with two, is provided with two bearing holes in pump case, and two bearings are individually fixed in two bearing holes.
The border of described flange seat is provided with mounting hole, and pump case is provided with and mounting hole bolt hole one to one, and be provided with bolt in mounting hole, bolton is in bolt hole.
The utility model is provided with flange seat, the rotating center of rotating shaft limits by flange seat and sleeve, avoids the one end near impeller in rotating shaft to occur deflection under gravity, makes impeller operation more stable, avoid producing excessive vibration, effectively reduce noise and save energy; The setting of seal arrangement ensure that the liquid of high pressure there will not be leakage, improves the conversion ratio that changes mechanical energy is hydraulic energy, thus energy saving.
Accompanying drawing explanation
Fig. 1 is sectional structure schematic diagram of the present utility model;
Fig. 2 is the structural representation that the utility model removes pump case and bearing;
Fig. 3 is Fig. 2 component decomposition texture schematic diagram;
Fig. 4 is the structural representation of flange seat and sleeve in the utility model;
Fig. 5 is the partial enlargement structural representation of Fig. 1;
Fig. 6 is the structural representation of seal arrangement in the utility model.
In figure: 1-pump case, 11-through hole, 12-bearing hole, 2-rotating shaft, 3-bearing, 4-impeller, 5-flange seat, 51-flange hole, 52-mounting hole, 6-sleeve, 7-seal arrangement, 71-sealing structure, 711-flange collar, 72-oil sealing, 73-oil seal cover, 8-acid-blocking piece, 9-pedestal.
Embodiment
For the ease of the understanding of those skilled in the art, below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
As shown in Figure 1, Figure 2 and Figure 3, a kind of wing pump, comprises pump case 1, and the bottom of pump case 1 is provided with pedestal 9, and pump case 1 is fixed on pedestal 9, and pedestal 9 can be installed on desired location place, thus is fixed by whole wing pump.Be provided with rotating shaft 2 in pump case 1, rotating shaft 2 is fixed in pump case 1 by bearing 3, and bearing 3 is provided with two, is provided with two bearing holes, 12, two bearings 3 and is individually fixed in two bearing holes 12 in pump case 1, and rotating shaft 2 realizes rotating freely by bearing 3.One end of rotating shaft 2 is connected with impeller 4, rotating shaft 2 rotarily drives impeller 4 and rotates, thus realizes work.The flange seat 5 fixed with pump case 1 is provided with between impeller 4 and bearing 3, flange seat 5 is provided with flange hole 51, rotating shaft 2 is through flange hole 51, axle sleeve 6 is provided with between rotating shaft 2 and flange hole 51, when rotating shaft 2 rotates, rotating shaft 2 and flange seat 5 are for relatively rotating, and flange seat 5 holds sleeve 6, and rotating shaft 2 held by sleeve 6.Rotating shaft 2 is provided with acid-blocking piece 8, and acid-blocking piece 8 is between sleeve 6 and bearing 3.Two bearings 3 and flange seat 5 common support rotating shaft 2, form sight alignment, good stability.
As shown in Fig. 4 and Fig. 5 (composition graphs 1), the border of flange seat 5 is provided with mounting hole 52, and pump case 1 is provided with and mounting hole 52 bolt hole one to one, bolt is provided with in mounting hole 52, flange seat 5, in bolt hole, is fixed on pump case 1 by this kind of structure by bolton, fixing reliable.
As shown in Figure 5 and Figure 6, rotating shaft 2 is provided with seal arrangement 7, and seal arrangement 7 between flange seat 5 and impeller 4, and fixes with pump case 1.Seal arrangement 7 comprises sealing structure 71, oil sealing 72 and oil seal cover 73, sealing structure 71 is provided with shoulder hole, oil sealing 72 is arranged in shoulder hole, and relatively rotate with sealing structure 71, sealing cover 73 is fixed on the bigger diameter end portion of shoulder hole, and is butted on the end face of oil sealing 72, and oil sealing 72 is placed in rotating shaft 2, sealing structure 71 is fixed on pump case 1, and end face is butted on flange seat 5.For to seal completely between oil sealing 72 and rotating shaft 2, when rotating shaft 2 rotates, oil sealing 72 and sealing structure 71 relatively rotate.The periphery of sealing structure 71 is provided with connecting thread, oil seal cover 72 is provided with tapped hole, oil seal cover 72 is fixed by connecting thread and tapped hole and sealing structure 71, is provided with the through hole 11 of mounting structure sealing 71, for seal completely between through hole 11 and sealing structure 71 in pump case 1.The outer surface of sealing structure 71 is provided with flange collar 711, and the both ends of the surface of through hole 11 are butted on flange collar 711 end face and sealing cover 72 end face respectively, by this structure, sealing structure 71 are fixed on pump case 1.
The working procedure of the present embodiment: rotating shaft 2 is connected with drive unit (as drive motor), drive unit drives rotating shaft 2 to rotate, rotating shaft 2 impeller 4 rotates, impeller 4 agitated liquid, produce highly pressurised liquid, thus realize the conveying of liquid, highly pressurised liquid is stopped by seal arrangement 7, avoids leak of liquid, when rotating shaft 2 rotates, rotating shaft 2 and flange seat 5 are for relatively rotating, flange seat 5 holds sleeve 6, and rotating shaft 2 held by sleeve 6, avoids shaking during rotating shaft 2 High Rotation Speed, thus avoid vibration, reduce noise and save energy.
Above-described embodiment is preferably implementation of the present utility model, is not to restriction of the present utility model, and under the prerequisite not departing from inventive concept of the present utility model, any apparent replacement is all within protection domain of the present utility model.
Claims (8)
1. a wing pump, comprise pump case (1), rotating shaft (2) is provided with in pump case, rotating shaft is fixed in pump case by bearing (3), one end of rotating shaft is connected with impeller (4), it is characterized in that: be provided with the flange seat (5) fixed with pump case between described impeller and bearing, flange seat is provided with flange hole (51), rotating shaft, through flange hole, is provided with axle sleeve (6) between rotating shaft and flange hole.
2. wing pump according to claim 1, is characterized in that: described rotating shaft (2) is provided with seal arrangement (7), and seal arrangement between flange seat and impeller, and fixes with pump case (1).
3. wing pump according to claim 2, it is characterized in that: described seal arrangement (7) comprises sealing structure (71), oil sealing (72) and oil seal cover (73), sealing structure is provided with shoulder hole, oil sealing is arranged in shoulder hole, and relatively rotates with sealing structure, and sealing cover is fixed on the bigger diameter end portion of shoulder hole, and be butted on the end face of oil sealing, oil sealing is placed in rotating shaft, and sealing structure is fixed on pump case, and end face is butted on flange seat (5).
4. wing pump according to claim 3, it is characterized in that: the periphery of described sealing structure (71) is provided with connecting thread, oil seal cover (73) is provided with tapped hole, oil seal cover is fixed by connecting thread and tapped hole and sealing structure, the through hole (11) of mounting structure sealing is provided with in pump case, the outer surface of sealing structure is provided with flange collar (711), and the both ends of the surface of through hole are butted on flange collar end face and sealing cover end face respectively.
5. wing pump according to claim 4, is characterized in that: described rotating shaft is provided with acid-blocking piece (8), and acid-blocking piece is between sleeve and bearing.
6. wing pump according to any one of claim 1 to 5, is characterized in that: the bottom of described pump case (1) is provided with pedestal (9), and pump case is fixed on pedestal.
7. wing pump according to claim 6, is characterized in that: described bearing (3) is provided with two, is provided with two bearing holes (12) in pump case, and two bearings are individually fixed in two bearing holes.
8. wing pump according to claim 7, is characterized in that: the border of described flange seat (5) is provided with mounting hole (52), and pump case is provided with and mounting hole bolt hole one to one, and be provided with bolt in mounting hole, bolton is in bolt hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520380977.0U CN204783777U (en) | 2015-06-05 | 2015-06-05 | Vane pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520380977.0U CN204783777U (en) | 2015-06-05 | 2015-06-05 | Vane pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204783777U true CN204783777U (en) | 2015-11-18 |
Family
ID=54523833
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520380977.0U Expired - Fee Related CN204783777U (en) | 2015-06-05 | 2015-06-05 | Vane pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204783777U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107476988A (en) * | 2017-09-13 | 2017-12-15 | 东莞客能机械泵业有限公司 | A kind of multi-functional mechanical pump |
| CN114321022A (en) * | 2020-10-10 | 2022-04-12 | 乐元能(苏州)动力科技有限公司 | High-sealing impeller connecting structure |
-
2015
- 2015-06-05 CN CN201520380977.0U patent/CN204783777U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107476988A (en) * | 2017-09-13 | 2017-12-15 | 东莞客能机械泵业有限公司 | A kind of multi-functional mechanical pump |
| CN114321022A (en) * | 2020-10-10 | 2022-04-12 | 乐元能(苏州)动力科技有限公司 | High-sealing impeller connecting structure |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151118 Termination date: 20180605 |