CN204355266U - There is the High Performance pump waterjet propulsor of vector turning and vector car-backing function - Google Patents
There is the High Performance pump waterjet propulsor of vector turning and vector car-backing function Download PDFInfo
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- CN204355266U CN204355266U CN201420703041.2U CN201420703041U CN204355266U CN 204355266 U CN204355266 U CN 204355266U CN 201420703041 U CN201420703041 U CN 201420703041U CN 204355266 U CN204355266 U CN 204355266U
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- side flap
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- connecting rod
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- actuating cylinder
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Abstract
The utility model discloses a kind of High Performance pump waterjet propulsor with vector turning and vector car-backing function, comprise impeller, the main shaft be connected with impeller, spindle jacket has bearing, outside bearing, bearing body is installed, bearing body is connected with diffuser, diffuser is connected with jet element, jet element comprises nozzle, the turnon left device be symmetrical set and right-hand corner device, turnon left device comprises left side flap, left connecting rod and left hydraulic cylinder, left side flap is transferred by left connecting rod and nozzle, left side flap is connected with nozzle by left hydraulic cylinder, left hydraulic cylinder makes left side flap by left connecting rod around nozzle rotation, right-hand corner device comprises right side flap, right connecting rod and right hydraulic actuating cylinder, right side flap is transferred by right connecting rod and nozzle, right side flap is connected with nozzle by right hydraulic actuating cylinder, right hydraulic actuating cylinder makes right side flap by right connecting rod around nozzle rotation.The utility model eliminates additional resistance, thrust when avoiding turning suddenly disappears phenomenon, has the advantages such as efficiency is high, turn radius is little.
Description
Technical field
The utility model belongs to a kind of High Performance marine pump waterjet propulsor, is specifically related to a kind of High Performance pump waterjet propulsor with vector turning and vector car-backing function.
Background technology
Pump waterjet propulsor is the necessary a kind of novel power devices compared with tool potentiality of modern high performance boats and ships.Because its thrust performance is not substantially by the impact of ship speed, and primary pivot parts are included in pipeline, and safety is good, noise is low, manipulative capability is good, therefore obtains applying more and more widely in modern high performance boats and ships.
Current pump waterjet propulsor adopts the form installing reversing bucket additional to realize reversing.As a kind of optional feature, reversing bucket only can realize car-backing function, and when boats and ships are normaled cruise, the additional resistance of reversing bucket is very large, has a strong impact on the system effectiveness of pump waterjet propulsor.In addition, the mode that pump waterjet propulsor realizes turning is the direction being regulated whole nozzle by regulating mechanism, and the connection therefore between nozzle and pump waterjet propulsor, for being dynamically connected, have impact on system compactness and the robustness of pump waterjet propulsor; Simultaneously due to the adjustable restriction of Unit injector, make the turn radius of whole system very large, but also usually there will be thrust extinction tests.The above-mentioned defect of pump waterjet propulsor existing in turning and reversing has had a strong impact on manoevreability and the manipulative capability of boats and ships, and this is also two crucial problem that it faces in modern high performance marine vessel applications.
Utility model content
Goal of the invention: in order to overcome the deficiencies in the prior art, the utility model provides a kind of High Performance pump waterjet propulsor with vector turning and vector car-backing function, has the advantages such as efficiency is high, turn radius is little.
Technical scheme: for solving the problems of the technologies described above, the High Performance pump waterjet propulsor with vector turning and vector car-backing function of the present utility model, comprise impeller, the main shaft be connected with impeller, described spindle jacket has bearing, outside bearing, bearing body is installed, bearing body is connected with stationary parts diffuser, described diffuser is connected with jet element, jet element comprises nozzle, the turnon left device be symmetrical set and right-hand corner device, described turnon left device comprises left side flap, left connecting rod and left hydraulic cylinder, left side flap is transferred by left connecting rod and nozzle, left side flap is connected with nozzle by left hydraulic cylinder, left hydraulic cylinder makes left side flap by left connecting rod around nozzle rotation, described right-hand corner device comprises right side flap, right connecting rod and right hydraulic actuating cylinder, right side flap is transferred by right connecting rod and nozzle, right side flap is connected with nozzle by right hydraulic actuating cylinder, right hydraulic actuating cylinder makes right side flap by right connecting rod around nozzle rotation.
As preferably, the both sides of described nozzle are respectively provided with arc groove, the one side of left side flap and right side flap is the arc shape coordinated with arc groove, wherein the dimension delta of arc flank be nozzle outlet diameter 0.1 ~ 0.15 between, then can affect too greatly main flow flowing in nozzle, too small, effectively can not realize turning function, angle theta when flank closes between hydraulic actuating cylinder and connecting rod is 45, so both be convenient to the fixed position that hydraulic cylinder connecting rod is set, hydraulic cylinder connecting rod device can be made again to be convenient to work.
Beneficial effect: the High Performance pump waterjet propulsor with vector turning and vector car-backing function of the present utility model, owing to no longer adopting reversing this additional device of bucket and regulating the turning mode in nozzle direction, eliminate additional resistance, thrust when avoiding turning suddenly disappears phenomenon, the advantages such as therefore the utility model has efficiently, manipulative capability is good, this turning mode also has the little feature of turn radius simultaneously, and the utility model can be used as the modern propelling unit of high speed passenger ferry, surface effect ship and aggressive naval vessels contour performance boats and ships.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is dextrad turning schematic diagram of the present utility model;
Fig. 3 is left-hand turning schematic diagram of the present utility model;
Fig. 4 is reversing schematic diagram of the present utility model;
In figure: 1 main shaft, 2 bolts, 3 bearings, 4 impellers, 5 diffusers, 6 bearing bodies, 7 jet elements, 8 left connecting rods, 9 left side flap, 10 nozzles, 11 left hydraulic cylinders, 12 right hydraulic actuating cylinders, 13 right side flap, 14 right connecting rods.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is further described.
As shown in Figure 1, the High Performance pump waterjet propulsor with vector turning and vector car-backing function of the present utility model, comprise impeller 4, the main shaft 1 be connected with impeller 4, main shaft 1 overcoat has bearing 3, outside bearing 3, bearing body is installed, bearing body is connected with stationary parts diffuser 5, diffuser 5 is connected by bolt 2 with jet element 7, jet element 7 comprises nozzle 10, the turnon left device be symmetrical set and right-hand corner device, turnon left device comprises left side flap 9, left connecting rod 8 and left hydraulic cylinder 11, left side flap 9 is transferred with nozzle 10 by left connecting rod 8, left side flap 9 is connected with nozzle 10 by left hydraulic cylinder 11, left hydraulic cylinder 11 makes left side flap 9 be rotated around nozzle 10 by left connecting rod 8, right-hand corner device comprises right side flap 13, right connecting rod 14 and right hydraulic actuating cylinder 12, right side flap 13 is transferred by right connecting rod 14 and nozzle 10, right side flap 13 is connected with nozzle 10 by right hydraulic actuating cylinder 12, right hydraulic actuating cylinder 12 makes right side flap 13 be rotated around nozzle 10 by right connecting rod 14, the both sides of nozzle 10 are respectively provided with arc groove, the one side of left side flap 9 and right side flap 13 is the arc shape coordinated with arc groove.
As shown in Figure 1, the both sides of nozzle 10 are respectively provided with arc groove, the one side of left side flap 9 and right side flap 13 is the arc shape coordinated with arc groove, wherein the dimension delta of arc flank is between 0.1 ~ 0.15 times of nozzle 10 outlet diameter, angle theta when left side flap 9 closes between left hydraulic cylinder 11 and left connecting rod 8 is 45 °, so both be convenient to the fixed position that left hydraulic cylinder 11 and left connecting rod 8 are set, the left linkage of left hydraulic cylinder can be made again to be convenient to work, angle theta when right side flap 13 closes between right hydraulic actuating cylinder 12 and right connecting rod 14 is 45 °, so both be convenient to the fixed position that right hydraulic actuating cylinder 12 and right connecting rod 14 are set, right hydraulic actuating cylinder right connecting rod device can be made again to be convenient to work.
As shown in Figure 2, regulate left hydraulic cylinder 11, make left side flap 9 and left connecting rod 8 around the fixed end clickwise of left connecting rod 8, current now in pump waterjet propulsor except ejecting from nozzle 10, some is spouting from the gap between left side flap 9 and nozzle 10, thus the left side of nozzle 10 formed high velocity, low pressure district (Coanda effect), thus the jet element 7 of pump waterjet propulsor can be subject to left make a concerted effort, thus realize dextrad turn.
As shown in Figure 3, regulate right hydraulic actuating cylinder 12, make right side flap 13 and right connecting rod 14 around the fixed end left-hand revolution of right connecting rod 14, current now in pump waterjet propulsor except ejecting from nozzle 10, some is spouting from the gap between right side flap 13 and nozzle 10, thus the right side of nozzle 10 formed high velocity, low pressure district (Coanda effect), thus the jet element 7 of pump waterjet propulsor can be subject to the right make a concerted effort, thus realize left-hand turn.
As shown in Figure 4, regulate left hydraulic cylinder 11, make left side flap 9 and left connecting rod 8 around the fixed end clickwise of left connecting rod 8; Regulate right hydraulic actuating cylinder 12 simultaneously, make right side flap 13 and right connecting rod 14 around the fixed end left-hand revolution of right connecting rod 14.Current now in pump waterjet propulsor except ejecting from nozzle 10, some is spouting from the gap between left side flap 9 and nozzle 10 and between right side flap 13 and nozzle 10, pump waterjet propulsor works under large discharge operating mode, now suffered by pump waterjet propulsor, thrust is contrary with water (flow) direction, thus realizes car-backing function.
The above is only preferred implementation of the present utility model; be noted that for those skilled in the art; under the prerequisite not departing from the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (2)
1. one kind has the High Performance pump waterjet propulsor of vector turning and vector car-backing function, it is characterized in that: comprise impeller, the main shaft be connected with impeller, described spindle jacket has bearing, outside bearing, bearing body is installed, bearing body is connected with stationary parts diffuser, described diffuser is connected with jet element, jet element comprises nozzle, the turnon left device be symmetrical set and right-hand corner device, described turnon left device comprises left side flap, left connecting rod and left hydraulic cylinder, left side flap is transferred by left connecting rod and nozzle, left side flap is connected with nozzle by left hydraulic cylinder, left hydraulic cylinder makes left side flap by left connecting rod around nozzle rotation, described right-hand corner device comprises right side flap, right connecting rod and right hydraulic actuating cylinder, right side flap is transferred by right connecting rod and nozzle, right side flap is connected with nozzle by right hydraulic actuating cylinder, right hydraulic actuating cylinder makes right side flap by right connecting rod around nozzle rotation.
2. the High Performance pump waterjet propulsor with vector turning and vector car-backing function according to claim 1, it is characterized in that: the both sides of described nozzle are respectively provided with arc groove, the one side of left side flap and right side flap is the arc shape coordinated with arc groove, wherein the dimension delta of arc flank be nozzle outlet diameter 0.1 ~ 0.15 between, angle theta when flank closes between hydraulic actuating cylinder and connecting rod is 45 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420703041.2U CN204355266U (en) | 2014-11-20 | 2014-11-20 | There is the High Performance pump waterjet propulsor of vector turning and vector car-backing function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420703041.2U CN204355266U (en) | 2014-11-20 | 2014-11-20 | There is the High Performance pump waterjet propulsor of vector turning and vector car-backing function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204355266U true CN204355266U (en) | 2015-05-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420703041.2U Expired - Fee Related CN204355266U (en) | 2014-11-20 | 2014-11-20 | There is the High Performance pump waterjet propulsor of vector turning and vector car-backing function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204355266U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104386233A (en) * | 2014-11-20 | 2015-03-04 | 江苏科技大学 | High-performance pump water spray propeller having vector turning and vector backing functions |
| CN108657403A (en) * | 2018-05-09 | 2018-10-16 | 中国船舶工业集团公司第七0八研究所 | A kind of executing agency for split type hydraulic jet propulsion steering navigating reversing device |
-
2014
- 2014-11-20 CN CN201420703041.2U patent/CN204355266U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104386233A (en) * | 2014-11-20 | 2015-03-04 | 江苏科技大学 | High-performance pump water spray propeller having vector turning and vector backing functions |
| CN108657403A (en) * | 2018-05-09 | 2018-10-16 | 中国船舶工业集团公司第七0八研究所 | A kind of executing agency for split type hydraulic jet propulsion steering navigating reversing device |
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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: 20150527 Termination date: 20171120 |