CN2673794Y - Ship water jet propelling device - Google Patents
Ship water jet propelling device Download PDFInfo
- Publication number
- CN2673794Y CN2673794Y CN 200420038293 CN200420038293U CN2673794Y CN 2673794 Y CN2673794 Y CN 2673794Y CN 200420038293 CN200420038293 CN 200420038293 CN 200420038293 U CN200420038293 U CN 200420038293U CN 2673794 Y CN2673794 Y CN 2673794Y
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- China
- Prior art keywords
- pressure accumulation
- accumulation chamber
- water
- water supply
- symmetrically
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- Expired - Fee Related
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Abstract
The utility model discloses a ship water jet propelling device which is provided with a fixed shaft fixedly connected with a ship body. The bottom of the fixed shaft is connected with a rotary shaft by a rotary shaft connector. A driven gear is installed on the rotary shaft. A drive gear engaged with the driven gear is connected to a dynamic force motor by a gear connecting rod. The bottom of the rotary shaft is connected with a pressure accumulating cavity connecting shaft, both ends of which are symmetrically connected with two pressure accumulating cavities, the outer sides of which are symmetrically provided with water jet ports. The opposite sides of the water jet ports on the pressure accumulating cavities are provided with water inlet pipes of the pressure accumulating cavities, and the water inlet pipes of the two pressure accumulating cavities are respectively communicated with forwardly moving pressure accumulating cavity water supplying pipe and backwardly moving pressure accumulating cavity water supplying pipe of a water supply converting device by a rotary connector, and the water supply converting device is provided with a main water supply pipe connected to a water jet propeller. The utility model can provide relatively large propelling force when the ship is turned, having good reversing performance. Meanwhile, the device can also realize the horizontal movement of the ship body.
Description
Technical field
The utility model relates to a kind of marine water-jet propulsion system.
Background technology
The present water jet propeller of ship that uses, be by the high speed of waterjet propulsor generation, the motion that High-Pressure Water drives boats and ships, and adopt combined rudder to control the direct of travel of boats and ships, its drawback is that boats and ships can be lost its thrust when turning or propulsive effort reduces, boats and ships can't be realized the translation perpendicular to fore, stern direction, and backing performance is poor.
Summary of the invention
The purpose of this utility model provides a kind of boats and ships can provide big propulsive force when turning, and the good marine water-jet propulsion system of backing performance, and this device can also be realized the translation of hull simultaneously.
For achieving the above object, the constructional feature that the utility model adopted is: have the anchor shaft with the hull Joint, the bottom of anchor shaft is connected with turning cylinder by rotatable drive coupling, driven gear is installed on the turning cylinder, is connected on the power motor by gear connecting rod with driven gear ingear driving gear; The bottom of turning cylinder is connected with pressure accumulation chamber adapter shaft, the two ends of pressure accumulation chamber adapter shaft are connected with the pressure accumulation chamber symmetrically, the outside in two pressure accumulation chambeies is provided with water injector symmetrically, the offside of water injector is provided with pressure accumulation chamber coolant inlet pipe on the pressure accumulation chamber, two pressure accumulation chamber coolants inlet pipe exercise pressure accumulation chamber water supply pipe with the forward of water supply transfer device respectively by rotational connector and backward pressure accumulation chamber water supply pipe is communicated with, and the water supply transfer device is provided with the water main who is connected to waterjet propulsor.
On anchor shaft and turning cylinder, be provided with the dynamo-electric interlinked mechanism in boats and ships craspedodrome position, the dynamo-electric interlinked mechanism in described boats and ships craspedodrome position comprises inner fixed stand and the external fixing rack that is fixed on the anchor shaft, two lower extending ends of inner fixed stand are connected with the static contact fixed block symmetrically, the outside of static contact fixed block is covered with static contact, and two lower extending ends of external fixing rack are connected with the spring positioning seat symmetrically; On turning cylinder, be equipped with symmetrically and dial the ball moving axis, the two ends of dialling the ball moving axis are provided with dials ball, the outside of dialling ball is provided with accordingly dials the ball draw-in groove, dial on the ball draw-in groove and be connected with the contact moving axis, the contact moving axis passes in the middle of described static contact fixed block and static contact, the other end of contact moving axis is provided with movable contact spring, is provided with spring between movable contact spring and the spring positioning seat, is provided with the point of connection that is connected to the power motor control circuit on movable contact spring and static contact.
Described water supply transfer device comprises the cavity of hollow, one sidewall of cavity is provided with forward and exercises pressure accumulation chamber water supply pipe and backward pressure accumulation chamber water supply pipe, be provided with the water main who is connected to waterjet propulsor with cooresponding another sidewall of this sidewall, be provided with the transmission ram chamber symmetrically on the middle part of lower wall on perpendicular to water main's cavity, the transmission ram chamber is provided with the power of the surging input port that is connected with hydraulic efficiency pressure system, in cavity, be provided with forward enforcement pressure accumulation chamber water supply pipe and backward pressure accumulation chamber water supply pipe and export cooresponding a pair of blocking piston, linked together by piston rod between two blocking pistons, the both sides up and down of two blocking pistons are connected with the transmission ram that is sleeved in the transmission ram chamber by piston rod.
During use, with this device on the bow, respectively install one or install more than two or two on the base plate on the quarter on the stern base plate, when hull need turn to, make the pressure accumulation chamber water injector change of direction of the hydraulic efficiency jet propulsion system that is installed on the fore base plate by driving and driven gear by power motor, and the pressure accumulation chamber water injector water spraying direction that is installed in the hydraulic efficiency jet propulsion system on the stern base plate is constant, realizes that hull turns to and it does not lose the purpose of propelling thrust; And pressure accumulation chamber water injector water spraying direction work 90 degree that will be installed in the hydraulic efficiency jet propulsion system on fore, the stern base plate simultaneously turn to, and can realize the integral translation of hull; During backward, by the change in location of blocking piston in the water supply transfer device, pressure accumulation chamber water injector water spraying direction is become by preceding water injector ejection by back water injector ejection, its propelling thrust does not change; The dynamo-electric interlinked mechanism in employing boats and ships craspedodrome position is connected with the power motor control circuit, when not needing to turn to, can realize that control circuit control power motor drives marine water-jet propulsion system and automatically resets.
From the above mentioned, the utlity model has following advantageous effect: (1) adopts the direction that changes pressure accumulation chamber water injector when turning to, do not need to have avoided the loss of water flow dynamic energy by stopping that current change the hull direction, and propelling thrust does not reduce; (2) anglec of rotation of pressure accumulation chamber water injector is big, and turn radius is little; (3) by using the dynamo-electric interlinked mechanism in boats and ships craspedodrome position, when stopping to turn to, marine water-jet propulsion system can automatically reset; (4) during backward, structure was identical when its water propelling unit was exercised with forward, and propelling thrust does not change; (5) can realize hull edge translation at any angle, handle more flexible.
Below in conjunction with accompanying drawing, the specific embodiment of the present utility model is described in further detail:
Description of drawings
Fig. 1 is the structural representation of hydraulic efficiency jet propulsion system;
Fig. 2 is the structural representation of water supply transfer device;
Fig. 3 is the structural representation of the dynamo-electric interlinked mechanism in boats and ships craspedodrome position;
Fig. 4 is the A-A cutaway view (dialling the postrotational state of ball moving axis) of Fig. 3;
Fig. 5 is the construction of switch scheme drawing that turns to, resets;
Fig. 6 is the control circuit schematic diagram.
The specific embodiment
Marine water-jet propulsion system shown in the drawings, has anchor shaft 10 with the hull Joint, the bottom of anchor shaft 10 is connected with turning cylinder 9 by rotatable drive coupling 11, driven gear 12 is installed on the turning cylinder 9, is connected on the power motor (not shown) by gear connecting rod 14 with driven gear 12 ingear driving gears 13; The bottom of turning cylinder 9 is connected with pressure accumulation chamber adapter shaft 4 by drive coupling 5, the two ends of pressure accumulation chamber adapter shaft 4 are connected with pressure accumulation chamber 1 symmetrically, the outside in two pressure accumulation chambeies 1 is provided with water injector 2 symmetrically, the axle head of pressure accumulation chamber adapter shaft 4 is provided with check screw 3, the offside of water injector 2 is provided with pressure accumulation chamber coolant inlet pipe 6 on pressure accumulation chamber 1, two pressure accumulation chamber coolants inlet pipe 6 exercise pressure accumulation chamber water supply pipe 16 with the forward of water supply transfer device respectively by rotational connector 8 and backward pressure accumulation chamber water supply pipe 17 is communicated with, and the water supply transfer device is provided with the water main 15 who is connected to waterjet propulsor.This water supply transfer device comprises the cavity 23 of hollow, one sidewall of cavity 23 is provided with forward and exercises pressure accumulation chamber water supply pipe 16 and backward pressure accumulation chamber water supply pipe 17, be provided with the water main 15 who is connected to waterjet propulsor with cooresponding another sidewall of this sidewall, be provided with transmission ram chamber 18 symmetrically on the middle part of lower wall on perpendicular to water main 15 cavity 23, transmission ram chamber 18 is provided with the power of the surging input port 19 that is connected with hydraulic efficiency pressure system, in cavity 23, be provided with forward and exercise pressure accumulation chamber water supply pipe 16 and the cooresponding a pair of blocking piston 22 of backward pressure accumulation chamber water supply pipe 17 outlets, link together by piston rod 21 between two blocking pistons 22, the both sides up and down of two blocking pistons 22 are connected with the transmission ram 20 that is sleeved in the transmission ram chamber 18 by piston rod 21, and blocking piston 22 and transmission ram 20 are moved simultaneously.On anchor shaft 10 and turning cylinder 9, be provided with the dynamo-electric interlinked mechanism 7 in boats and ships craspedodrome position, this dynamo-electric interlinked mechanism 7 in boats and ships craspedodrome position comprises inner fixed stand 25 and the external fixing rack 26 that is fixed on the anchor shaft 10, two lower extending ends of inner fixed stand 25 are connected with static contact fixed block 31 symmetrically, the outside of static contact fixed block 31 is covered with static contact 30, and two lower extending ends of external fixing rack 26 are connected with spring positioning seat 27 symmetrically; On turning cylinder 9, be equipped with symmetrically and dial ball moving axis 35, the two ends of dialling ball moving axis 35 are provided with dials ball 34, the outside of dialling ball 34 is provided with accordingly dials ball draw-in groove 33, dial on the ball draw-in groove 33 and be connected with contact moving axis 32, contact moving axis 32 passes in the middle of described static contact fixed block 31 and static contact 30, the other end of contact moving axis 32 is provided with movable contact spring 29, be provided with spring 28 between movable contact spring 29 and the spring positioning seat 27, on movable contact spring 29 and static contact 30, be provided with the point of connection that is connected to the power motor control circuit, be movable contact spring 29 electric connection point f, static contact 30 electric connection point g, h, movable contact spring 29 electric connection point i.Fig. 5, control loop shown in Figure 6, be on electromagnet 40, to be provided with magnet coil, two contact a of magnet coil, b is connected on the control vane circuit, the bottom of electromagnet 40 is provided with electromagnet static contact 39, electromagnet static contact 39 is connected with electromagnet contact block 37 by retracing spring 36, electromagnet movable contact spring 38 is installed on the electromagnet contact block 37, the bottom of electromagnet movable contact spring 38 is provided with contact 41, electromagnet static contact 39 is provided with the point of connection c that is connected to the power motor control circuit, electromagnet movable contact spring 38 is provided with the point of connection d that is connected to the power motor control circuit, contact 41 is provided with the point of connection e that is connected to the power motor control circuit, electric connection point c, d, e and electric connection point f, g and h, i forms different loops in the power motor control circuit.
Principle of work of the present utility model is: when turning to, two contact a of magnet coil, the b conducting, electromagnet 40 work, electromagnet movable contact spring 38 and 39 adhesives of electromagnet static contact with electromagnet contact block 37 and upward installation thereof, electric connection point c, the d conducting, electric connection point d, e disconnects, power motor rotates, driving gear 13 drives driven gear 12 and rotates, thereby driving turning cylinder 9 rotates, turning cylinder 9 rotates finally and drives pressure accumulation chamber 1 rotation that is installed on the fore base plate by pressure accumulation chamber adapter shaft 4, make the pressure accumulation chamber water injector change of direction that is installed on the fore base plate, and the pressure accumulation chamber water injector water spraying direction that is installed in the hydraulic efficiency jet propulsion system on the stern base plate is constant, realizes that hull turns to and it does not lose the purpose of propelling thrust; When stopping turning to, when hull resets, two contact a of magnet coil, b disconnects, electromagnet 40 magnetic force disappear, retracing spring 36 promotes electromagnet contact block 37 and goes up the electromagnet movable contact spring of installing 38 and separate with electromagnet static contact 39, electric connection point c, d disconnects, electric connection point d, the e conducting, simultaneously owing to dial ball moving axis 35 when turning to and drive and dial balls 34 and rotate, make and dial ball 34 and dial ball draw-in groove 33 and separate, static contact 30 contacts under the effect of spring 28 with movable contact spring 29, electric connection point f, g and h, the I on, power motor this moment backward rotation when turning to drives and dials balls 34 and enter when dialling in the ball draw-in groove 33 when dialling ball moving axis 35, and static contact 30 separates with movable contact spring 29, electric connection point f, g and h, I disconnects, power motor stops operating, the position before the direction of pressure accumulation chamber water injector being automatically restored to turn to, and hull is kept straight on; During backward, change in location by blocking piston in the water supply transfer device, be that blocking piston 22 moves and makes forward exercise pressure accumulation chamber water supply pipe 16 to end, and make water supply pipe 17 conductings of backward pressure accumulation chamber, pressure accumulation chamber water injector water spraying direction is become by preceding water injector ejection by back water injector ejection, and its propelling thrust does not change; Translation, pressure accumulation chamber water injector water spraying direction work 90 degree that will be installed in the hydraulic efficiency jet propulsion system on fore, the stern base plate simultaneously turn to, and can realize the integral translation of hull.
Claims (3)
1, a kind of marine water-jet propulsion system, it is characterized in that: have anchor shaft (10) with the hull Joint, the bottom of anchor shaft (10) is connected with turning cylinder (9) by rotatable drive coupling (11), driven gear (12) is installed on the turning cylinder (9), is connected on the power motor by gear connecting rod (14) with driven gear (12) ingear driving gear (13); The bottom of turning cylinder (9) is connected with pressure accumulation chamber adapter shaft (4), the two ends of pressure accumulation chamber adapter shaft (4) are connected with pressure accumulation chamber (1) symmetrically, the outside in two pressure accumulation chambeies (1) is provided with water injector (2) symmetrically, the offside of going up water injector (2) in pressure accumulation chamber (1) is provided with pressure accumulation chamber coolant inlet pipe (6), two pressure accumulation chamber coolants inlet pipe (6) exercise pressure accumulation chamber water supply pipe (16) with the forward of water supply transfer device respectively by rotational connector (8) and backward pressure accumulation chamber water supply pipe (17) is communicated with, and the water supply transfer device is provided with the water main (15) who is connected to waterjet propulsor.
2, marine water-jet propulsion system according to claim 1, it is characterized in that: on anchor shaft (10) and turning cylinder (9), be provided with a boats and ships craspedodrome position dynamo-electric interlinked mechanism (7), the described boats and ships craspedodrome dynamo-electric interlinked mechanisms in position (7) comprise inner fixed stand (25) and the external fixing rack (26) that is fixed on the anchor shaft (10), two lower extending ends of inner fixed stand (25) are connected with static contact fixed block (31) symmetrically, the outside of static contact fixed block (31) is covered with static contact (30), and two lower extending ends of external fixing rack (26) are connected with spring positioning seat (27) symmetrically; On turning cylinder (9), be equipped with symmetrically and dial ball moving axis (35), the two ends of dialling ball moving axis (35) are provided with dials ball (34), the outside of dialling ball (34) is provided with accordingly dials ball draw-in groove (33), dial on the ball draw-in groove (33) and be connected with contact moving axis (32), contact moving axis (32) passes in the middle of described static contact fixed block (31) and static contact (30), the other end of contact moving axis (32) is provided with movable contact spring (29), be provided with spring (28) between movable contact spring (29) and the spring positioning seat (27), on movable contact spring (29) and static contact (30), be provided with the point of connection that is connected to the power motor control circuit.
3, marine water-jet propulsion system according to claim 1, it is characterized in that: described water supply transfer device comprises the cavity (23) of hollow, one sidewall of cavity (23) is provided with forward and exercises pressure accumulation chamber water supply pipe (16) and backward pressure accumulation chamber water supply pipe (17), be provided with the water main (15) who is connected to waterjet propulsor with cooresponding another sidewall of this sidewall, on middle part, be provided with transmission ram chamber (18) symmetrically perpendicular to the last lower wall of the cavity (23) of water main (15), transmission ram chamber (18) is provided with the power of the surging input port (19) that is connected with hydraulic efficiency pressure system, in cavity (23), be provided with forward and exercise pressure accumulation chamber water supply pipe (16) and backward pressure accumulation chamber water supply pipe (17) outlet cooresponding a pair of blocking piston (22), linked together by piston rod (21) between two blocking pistons (22), the both sides up and down of two blocking pistons (22) are connected with the transmission ram (20) that is sleeved in the transmission ram chamber (18) by piston rod (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420038293 CN2673794Y (en) | 2004-02-10 | 2004-02-10 | Ship water jet propelling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420038293 CN2673794Y (en) | 2004-02-10 | 2004-02-10 | Ship water jet propelling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2673794Y true CN2673794Y (en) | 2005-01-26 |
Family
ID=34483988
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420038293 Expired - Fee Related CN2673794Y (en) | 2004-02-10 | 2004-02-10 | Ship water jet propelling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2673794Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101758756A (en) * | 2009-11-27 | 2010-06-30 | 王政中 | Underwater advancing steering device for amphibious automobile |
| CN106005286A (en) * | 2016-05-24 | 2016-10-12 | 陈薇 | Special rack for full-automatic water-surface garbage collecting robot |
| CN106516062A (en) * | 2016-12-12 | 2017-03-22 | 陈朋兴 | Optimally designed ship propulsion device |
-
2004
- 2004-02-10 CN CN 200420038293 patent/CN2673794Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101758756A (en) * | 2009-11-27 | 2010-06-30 | 王政中 | Underwater advancing steering device for amphibious automobile |
| CN106005286A (en) * | 2016-05-24 | 2016-10-12 | 陈薇 | Special rack for full-automatic water-surface garbage collecting robot |
| CN106005286B (en) * | 2016-05-24 | 2017-12-08 | 黄志谦 | A kind of Full-automatic water surface garbage cleaning robot Special machine frame |
| CN106516062A (en) * | 2016-12-12 | 2017-03-22 | 陈朋兴 | Optimally designed ship propulsion device |
| CN106516062B (en) * | 2016-12-12 | 2018-08-14 | 陈朋兴 | A kind of marine propulsion |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |