CN201292004Y - Spray-water propelling plant - Google Patents
Spray-water propelling plant Download PDFInfo
- Publication number
- CN201292004Y CN201292004Y CNU2008200302088U CN200820030208U CN201292004Y CN 201292004 Y CN201292004 Y CN 201292004Y CN U2008200302088 U CNU2008200302088 U CN U2008200302088U CN 200820030208 U CN200820030208 U CN 200820030208U CN 201292004 Y CN201292004 Y CN 201292004Y
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- piston
- satellite gear
- water jet
- water
- propelling unit
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Abstract
Disclosed is a water-jet propulsion device which comprises a frame 1, a motor 2 and two piston pumps 15 arranged on the frame 1, and is characterized in that the power output shaft of the motor 2 is respectively connected with a first tie bar 3-1 and a second tie bar 3-2; a first planetary gear 4-1 is arranged on the first tie bar 3-1; a second planetary gear 4-2 is arranged on the second tie bar 3-2; the first planetary gear 4-1 and the second planetary gear 4-2 are meshed with a sun gear 5 arranged on the frame 1; a first pull rod 6-1 is arranged on the first planetary gear 4-1 and a second pull rod 6-2 is arranged on the second planetary gear 4-2; two piston pumps 15 are arranged on the frame and the two pistons 8 on the two piston pumps 15 are respectively connected with the first pull rod 6-1 and the second pull rod 6-2. the piston pumps are pushed by planetary gears to perform piston movement, so as to realize propulsion power, water can be used as service fluid and other liquids are also can be used as service liquid; for example, equipment which operates in petroleum pipeline adopts petroleum as service liquid for moving forward. The water-jet propulsion device has simple structure, flexible movement and can simplify system structure, reduce system weight and improve work efficiency.
Description
Technical field
The utility model relates to and is used for small underwater robot, small-sized boat hydrophone etc. and is used for the field of power equipment technology that water navigates by water, and relates in particular to a kind of water jet propelling unit.
Background technology
Along with development and use to water resource, building of large medium-size station, dam, the monitoring of water environment, near-coastal resources are surveyed, are utilized, and to the concern of safety under water, people are to can constantly increasing in the demand of micro-miniature fast and flexible submersible that shallow water area carries out the high reliability low price of operation.
Current under-water robot adopts traditional screw propeller as propelling unit, and its volume, weight are big, and combined efficiency is low, and kinematic dexterity is poor, and with bigger noise and trailing vortex.Water jet propelling unit is to utilize the counteraction of the high-velocity flow of jet pipe ejection that a kind of propelling unit of thrust is provided.Present water jet propelling unit has some to utilize screw propeller as Water sucking and draining device, have some screw propellers intrinsic defective, also have some to utilize axial-flow pump work, but efficient is not high.
Summary of the invention
The purpose of this utility model is to provide a kind of water jet propelling unit at defective of the prior art, and it utilizes planetary wheel to promote the quick travel of piston pump piston, thereby has effectively overcome a series of problems of the described existence of background technology.
The technical scheme that its technical matters that solves the utility model adopts is: described water jet propelling unit, include frame 1 and motor 2, piston pump 15 is arranged on the frame 1, its characteristics are: the power take-off shaft of described motor 2 links to each other with the second tie-rod 3-2 with the first tie-rod 3-1 respectively, the first satellite gear 4-1 is arranged on the first tie-rod 3-1, the second satellite gear 4-2 is arranged on the second tie-rod 3-2, the first satellite gear 4-1 and the second satellite gear 4-2 and sun wheel 5 engagements that are located on the frame 1, the first satellite gear 4-1 is provided with the first push rod 6-1, and the second satellite gear 4-2 is provided with the second push rod 6-2; Described piston pump 15 is two, and the piston 8 on two piston pumps 15 links to each other with the second push rod 6-2 with the first push rod 6-1 respectively.
The phase difference of the described first satellite gear 4-1 and the second satellite gear 4-2 is 180 °.Piston pump 15 also includes water inlet 7 and cylinder body 10, and water inlet 7 place's correspondences are provided with filtering net 16, and the lower end of cylinder body 10 is provided with water jet standpipe 11.Be provided with hydraulic actuating cylinder 13 in the piston 8, the bottom of piston 8 and the hydraulic actuating cylinder 13 corresponding valves 9 that are provided with, the top of piston 8 and the hydraulic actuating cylinder 13 corresponding piston cavities 14 that are provided with.Filtering net 16 outsides inboard and water jet standpipe 11 at water inlet 7 places are provided with check valve 12.Valve 9 is a conical plug formula valve, and valve 9 is connected with hydraulic actuating cylinder 13.The diameter of the first satellite gear 4-1 and the second satellite gear 4-2 equates with sun wheel 5 radiuses.
The utility model is compared with background technology, the useful effect that has is: described water jet propelling unit, promoting piston pump piston by planetary wheel moves and realizes thrust power, can not only with water working medium, also available other liquid are as medium, equipment as moving in the petroleum pipe line advances as medium with oil.It is simple in structure, and motion flexibly can simplied system structure, reduce system weight, increase work efficiency.
Description of drawings
Fig. 1 is a structural principle scheme drawing of the present utility model;
Fig. 2 is the work scheme drawing of piston pump 15 of the present utility model.
Among the figure, 1, frame, 2, motor, 3, tie-rod, 4, satellite gear, 5, sun wheel, 6, push rod, 7, water inlet, 8, piston, 9, valve, 10, cylinder body, 11 water jet standpipes, 12, check valve, 13, hydraulic actuating cylinder, 14, piston cavity, 15, piston pump, 16, filtering net.
The specific embodiment
As shown in Figure 1, 2, described water jet propelling unit, include frame 1 and motor 2, piston pump 15 is arranged on the frame 1, its characteristics are: the power take-off shaft of described motor 2 links to each other with the second tie-rod 3-2 with the first tie-rod 3-1 respectively, the first satellite gear 4-1 is arranged on the first tie-rod 3-1, the second satellite gear 4-2 is arranged on the second tie-rod 3-2, the first satellite gear 4-1 and the second satellite gear 4-2 and sun wheel 5 engagements that are located on the frame 1, the first satellite gear 4-1 is provided with the first push rod 6-1, and the second satellite gear 4-2 is provided with the second push rod 6-2; Described piston pump 15 is two, and the piston 8 on two piston pumps 15 links to each other with the second push rod 6-2 with the first push rod 6-1 respectively.
The phase difference of the described first satellite gear 4-1 and the second satellite gear 4-2 is 180 °.Piston pump 15 also includes water inlet 7 and cylinder body 10, and water inlet 7 place's correspondences are provided with filtering net 16, and the lower end of cylinder body 10 is provided with water jet standpipe 11.Be provided with hydraulic actuating cylinder 13 in the piston 8, the bottom of piston 8 and the hydraulic actuating cylinder 13 corresponding valves 9 that are provided with, the top of piston 8 and the hydraulic actuating cylinder 13 corresponding piston cavities 14 that are provided with.Filtering net 16 outsides inboard and water jet standpipe 11 at water inlet 7 places are provided with check valve 12.Valve 9 is a conical plug formula valve, and valve 9 is connected with hydraulic actuating cylinder 13.The diameter of the first satellite gear 4-1 and the second satellite gear 4-2 equates with sun wheel 5 radiuses.
Described water jet propelling unit, it is when work, motor 1 drives tie-rod 3 and rotates, two cover planetary wheels and two corresponding layouts of piston pump, the satellite gear that is enclosed within on the tie-rod turns round around sun wheel 5, the sun wheel that is fixed on the frame is not changeed, and pushing rod sleeve is on satellite gear, and itself and piston junction are positioned on the extension line of sun wheel and satellite gear pressure line.Satellite gear promotes piston by cover push rod thereon and do straight reciprocating motion in cylinder body.Water is logical in the cylinder body of the hydraulic actuating cylinder p mouth of by-pass valve control motion and piston B end, and water is logical in the cylinder body of q mouth and piston A end, and taper hole is arranged in the piston, and piston B end is provided with conical plug formula valve, by the variation in water pressure work in the cylinder body.When piston moved backward, the pressure of piston B end was held greater than A, and hydraulic actuating cylinder 13 cylinder bodies in the piston drive the valve 9 fixed with it to the A end motion, and valve closes, and made current not flow to the A end from the cavity 14 of B end process piston; The water that promotes the B side simultaneously sprays fast through water jet standpipe 11, and the A side makes fuselage travel forward by the antagonistic force of ejection water by water inlet inspiration water; When piston 8 moved forward, body moved forward by inertia, and this moment, the pressure of A end was held greater than B, hydraulic actuating cylinder 13 cylinder bodies in the piston drive the valve 9 fixed with it to the B end motion, and valve 9 is opened, and make the cavity of water in piston flow to the B end from the A end, reciprocal thus, realize advancing of fuselage.The phase difference of the first satellite gear 4-1 and the second satellite gear 4-2 is 180 °, thereby two corresponding piston pumps of arranging are moved alternately, increases power, and remedies mutually intermittently.Its water inlet is located at the place ahead of working direction, and water jet standpipe is located at the rear of working direction.Check valve respectively is set on water inlet and the water jet standpipe, and the check valve on the water inlet only allows water to enter cylinder body, does not allow aqueous reflux to go out cylinder body; Check valve on the water jet standpipe only allows from the cylinder body water outlet, does not allow water inlet.
Claims (7)
1, water jet propelling unit, include frame (1) and motor (2), piston pump (15) is arranged on the frame (1), it is characterized in that: the power take-off shaft of described motor (2) links to each other with second tie-rod (3-2) with first tie-rod (3-1) respectively, first satellite gear (4-1) is arranged on first tie-rod (3-1), second satellite gear (4-2) is arranged on second tie-rod (3-2), first satellite gear (4-1) and second satellite gear (4-2) and sun wheel (5) engagement that is located on the frame (1), first satellite gear (4-1) is provided with first push rod (6-1), and second satellite gear (4-2) is provided with second push rod (6-2); Described piston pump (15) is two, and the piston (8) on two piston pumps (15) links to each other with second push rod (6-2) with first push rod (6-1) respectively.
2, water jet propelling unit according to claim 1 is characterized in that: the phase difference of described first satellite gear (4-1) and second satellite gear (4-2) is 180 °.
3, water jet propelling unit according to claim 1, it is characterized in that: described piston pump (15) also includes water inlet (7) and cylinder body (10), water inlet (7) is located correspondence and is provided with filtering net (16), and the lower end of cylinder body (10) is provided with water jet standpipe (11).
4, water jet propelling unit according to claim 1, it is characterized in that: be provided with hydraulic actuating cylinder (13) in the described piston (8), the corresponding valve (9) that is provided with in the bottom of piston (8) with hydraulic actuating cylinder (13), the corresponding piston cavity (14) that is provided with in the top of piston (8) with hydraulic actuating cylinder (13).
5, water jet propelling unit according to claim 3 is characterized in that: the filtering net (16) that described water inlet (7) the is located outside inboard and water jet standpipe (11) is provided with check valve (12).
6, water jet propelling unit according to claim 4 is characterized in that: described valve (9) is a conical plug formula valve, and valve (9) is connected with hydraulic actuating cylinder (13).
7, water jet propelling unit according to claim 1 is characterized in that: the diameter of described first satellite gear (4-1) and second satellite gear (4-2) equates with sun wheel (5) radius.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200302088U CN201292004Y (en) | 2008-09-01 | 2008-09-01 | Spray-water propelling plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200302088U CN201292004Y (en) | 2008-09-01 | 2008-09-01 | Spray-water propelling plant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201292004Y true CN201292004Y (en) | 2009-08-19 |
Family
ID=41005470
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200302088U Expired - Fee Related CN201292004Y (en) | 2008-09-01 | 2008-09-01 | Spray-water propelling plant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201292004Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109554531A (en) * | 2018-12-11 | 2019-04-02 | 攀枝花钢城集团有限公司 | Furnace pusher hydraulic cylinder cooling device |
| CN111114727A (en) * | 2020-01-16 | 2020-05-08 | 兰州理工大学 | Fluid spiral thrust driven propeller |
| CN112319754A (en) * | 2020-11-17 | 2021-02-05 | 廖代云 | Small-size pleasure-boat underwater propulsor |
-
2008
- 2008-09-01 CN CNU2008200302088U patent/CN201292004Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109554531A (en) * | 2018-12-11 | 2019-04-02 | 攀枝花钢城集团有限公司 | Furnace pusher hydraulic cylinder cooling device |
| CN109554531B (en) * | 2018-12-11 | 2020-06-02 | 攀枝花钢城集团有限公司 | Hydraulic cylinder cooling device of heating furnace pusher |
| CN111114727A (en) * | 2020-01-16 | 2020-05-08 | 兰州理工大学 | Fluid spiral thrust driven propeller |
| CN111114727B (en) * | 2020-01-16 | 2024-05-10 | 兰州理工大学 | Propeller driven by fluid spiral thrust |
| CN112319754A (en) * | 2020-11-17 | 2021-02-05 | 廖代云 | Small-size pleasure-boat underwater propulsor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090819 Termination date: 20100901 |