CN201475075U - Double-cylinder hydraulic controller - Google Patents
Double-cylinder hydraulic controller Download PDFInfo
- Publication number
- CN201475075U CN201475075U CN2009203084732U CN200920308473U CN201475075U CN 201475075 U CN201475075 U CN 201475075U CN 2009203084732 U CN2009203084732 U CN 2009203084732U CN 200920308473 U CN200920308473 U CN 200920308473U CN 201475075 U CN201475075 U CN 201475075U
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- oil
- hydraulic fluid
- fluid port
- oil cylinder
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Abstract
The utility model relates to a double-cylinder hydraulic controller, which comprises a first oil cylinder, a second oil cylinder, a reversing valve and a rotary valve, the rotary valve is provided with oil ports (A, B, C, D, E), the oil ports (A, B) are connected with an oil supply tube and an oil return tube of a hydraulic system through the reversing valve, the oil passage of the oil port (A) in the rotary valve is divided into two routes, one of which is communicated with the oil port (C) and connected with a lower-cavity oil port of the second oil cylinder via the oil port (C) and the other of which is connected with a reversing port (A1), the oil passage of the oil port (B) is also divided into two routes, one of which is communicated with the oil port (E) and connected with an upper-cavity oil port of the second oil cylinder via the oil port (E) and the other of which is connected with a reversing port (B1), the rotary valve switches the oil port (D) to communicate with the reversing port (A1) or the reversing port (B1) according to the rotating angle of the rotary valve, the oil port (D) is connected with a lower-cavity oil port of the first oil cylinder, and an upper-cavity oil port of the first oil cylinder is connected with an oil tank. The controller can flexibly control the oil inlet and outlet states of the two oil cylinders, thus accurately and effectively control the operating states of the two oil cylinders.
Description
Technical field
The utility model relates to technical field of hydraulic, particularly a kind of pair of oil cylinder hydraulic control gear.
Background technique
In the prior art, the boats and ships that some are large-scale, the Lift height of its hydraulic hatch cover, amplitude are big, and the area that hatchcover takies after opening is big, this has not only produced certain influence to Security in the hatchcover opening process and stability of ship, and can't implement on the less boats and ships of some big hatch left and right sides beam over decks.
Therefore, need carry out new design to the opening mechanism of ship hatchcover and the hydraulic control system of driving oil cylinder thereof.
Summary of the invention
The purpose of this utility model is to provide a kind of pair of oil cylinder hydraulic control gear, and this device can be controlled the turnover oil condition of two oil cylinders neatly, thereby controls the working state of two oil cylinders accurately and efficiently.
The purpose of this utility model is achieved in that this pair of oil cylinder hydraulic control gear, comprise first oil cylinder, second oil cylinder and a selector valve, it is characterized in that: also comprise an angle rotary valve, described angle rotary valve is provided with hydraulic fluid port A, B, C, D, E, described hydraulic fluid port A is connected with return line with the oil feed line of hydraulic system through described selector valve with hydraulic fluid port B, the oil circuit of described hydraulic fluid port A in described angle rotary valve is divided into two-way, one the tunnel is connected with hydraulic fluid port C, and be connected with the cavity of resorption hydraulic fluid port of described second oil cylinder through described hydraulic fluid port C, another road is connected to commutation interface A1, the oil circuit of described hydraulic fluid port B in described angle rotary valve is divided into two-way, one the tunnel is connected with hydraulic fluid port E, and be connected with the epicoele hydraulic fluid port of described second oil cylinder through described hydraulic fluid port E, another road is connected to commutation interface B1, described angle rotary valve connects hydraulic fluid port D and commutation interface A1 or commutation interface B1 according to the change of its rotation angle, and described hydraulic fluid port D is connected with the cavity of resorption hydraulic fluid port of first oil cylinder, and the epicoele hydraulic fluid port of described first oil cylinder is connected to fuel tank.
The beneficial effects of the utility model are the new design by the angle rotary valve, make it when being in the different operating state, can change inner oil circuit trend, and then change the turnover oil direction of external pair of oil cylinder of angle rotary valve, and the final accurate and effective control that realizes two oil cylinder working staties.In addition, this device is that rotation angle according to the angle rotary valve carries out automatically for the control of two oil cylinders turnover oil conditions, therefore, the automaticity height, using effect is good.
The utility model is described in further detail below in conjunction with drawings and the specific embodiments.
Description of drawings
Fig. 1 is the utility model embodiment's the first working state schematic diagram.
Fig. 2 is the utility model embodiment's the second working state schematic diagram.
Fig. 3 is the utility model embodiment's the 3rd a working state schematic diagram.
Fig. 4 is the utility model embodiment's the 4th a working state schematic diagram.
Fig. 5 is the utility model embodiment's the 5th a working state schematic diagram.
Fig. 6 is the utility model embodiment's the 6th a working state schematic diagram.
Embodiment
Of the present utility model pair of oil cylinder hydraulic control gear comprises first oil cylinder 1, second oil cylinder 2, hand-operated direction valve 3 and angle rotary valve 4, and angle rotary valve 4 is provided with five oil inlet and outlets: hydraulic fluid port A, hydraulic fluid port B, hydraulic fluid port C, hydraulic fluid port D and hydraulic fluid port E, as shown in Figure 1.Wherein, hydraulic fluid port A is connected with return line 6 with the oil feed line 5 of hydraulic system through hand-operated direction valve 3 with hydraulic fluid port B.The oil circuit of hydraulic fluid port A in angle rotary valve 4 is divided into two-way, and one the tunnel is connected with hydraulic fluid port C, and is connected with the cavity of resorption hydraulic fluid port 201 of second oil cylinder 2 through hydraulic fluid port C, and another road is connected to commutation interface A1.The oil circuit of hydraulic fluid port B in angle rotary valve 4 also is divided into two-way, and one the tunnel is connected with hydraulic fluid port E, and is connected with the epicoele hydraulic fluid port 202 of second oil cylinder 2 through hydraulic fluid port E, and another road is connected to commutation interface B1.Angle rotary valve 4 connects hydraulic fluid port D and commutation interface A1 or commutation interface B1 according to the change of its rotation angle, because hydraulic fluid port D is connected with the cavity of resorption hydraulic fluid port 101 of first oil cylinder 1, has so just changed the turnover oil direction of first oil cylinder 1.The epicoele hydraulic fluid port 102 of first oil cylinder 1 is connected to fuel tank.
In order to realize the technical solution of the utility model, above-mentioned hand-operated direction valve 3 is a three-position four-way valve, and it has three working staties and four hydraulic fluid ports.Wherein, oil inlet P is connected with return line 6 with oil feed line 5 respectively with oil return inlet T, two actuator ports are connected with hydraulic fluid port B with the hydraulic fluid port A of angle rotary valve 4 respectively in addition, thereby, hand-operated direction valve 3 can be worked: 1) the straight-through working state that oil inlet P is connected with hydraulic fluid port A and oil return inlet T is connected with hydraulic fluid port B in one of following three kinds of working staties; 2) the commutation working state that oil inlet P is connected with hydraulic fluid port B and oil return inlet T is connected with hydraulic fluid port A; 3) oil inlet P directly takes back the working state of ending of oil return inlet T.
A typical case of the present utility model is applied as the hydraulic control of the two oil cylinders that are used to drive the ship hatchcover opening mechanism.Next will implementation process of the present utility model be illustrated as example.
When need opening hatchcover, the handle that makes hand-operated direction valve 3 forward, then oil inlet P is connected with hydraulic fluid port A, oil return inlet T is connected with hydraulic fluid port B.At this moment, hydraulic fluid port D and commutation interface A1 connect, and this device is in first working state as shown in Figure 1.Hydraulic oil enters hydraulic fluid port A from hydraulic fluid port P, and one the tunnel through hydraulic fluid port D, enters first oil cylinder 1 from the cavity of resorption hydraulic fluid port 101 of first oil cylinder 1, thereby first oil cylinder 1 is risen.The oil return of first oil cylinder 1 enters fuel tank from epicoele hydraulic fluid port 102.Simultaneously, enter the hydraulic oil of hydraulic fluid port A, another road is through hydraulic fluid port C, enters second oil cylinder 2 from the cavity of resorption hydraulic fluid port 201 of second oil cylinder 2, thereby 2 servo-actuateds of second oil cylinder are risen.The oil return of second oil cylinder 2 is flowed out from epicoele hydraulic fluid port 202, earlier after hydraulic fluid port E, hydraulic fluid port B are back to fuel tank from oil return inlet T at last.
Along with the unlatching of hatchcover, angle rotary valve 4 turns to a certain special angle thereupon, and at this moment, hydraulic fluid port D and commutation interface B1 connect, and this device enters second working state, as shown in Figure 2.Hydraulic oil enters hydraulic fluid port A from hydraulic fluid port P, through hydraulic fluid port D, enters second oil cylinder 2 from the cavity of resorption hydraulic fluid port 201 of second oil cylinder 2, and second oil cylinder 2 is risen.The oil return of second oil cylinder 2 is flowed out from epicoele hydraulic fluid port 202, earlier after hydraulic fluid port E, hydraulic fluid port B are back to fuel tank from oil return inlet T at last.And the oil return of first oil cylinder 1 is flowed out from cavity of resorption hydraulic fluid port 101, converges to hydraulic fluid port B through hydraulic fluid port D, also is back to fuel tank from oil return inlet T at last, thereby 1 servo-actuated of first oil cylinder is descended.
When hatchcover was opened into 180 °, hatchcover was opened and is finished, and the handle of hand-operated direction valve 3 is got back to meta, and oil inlet P directly is connected to oil return inlet T, and hydraulic oil directly flows back to fuel tank from oil return inlet T.At this moment, this device is in the 3rd working state as shown in Figure 3.
In the time of need closing hatchcover, the handle that makes hand-operated direction valve 3 backward, then oil inlet P is connected with hydraulic fluid port B, oil return inlet T is connected with hydraulic fluid port A.At this moment, hydraulic fluid port D and commutation interface B1 connect, and this device is in the 4th working state as shown in Figure 4.Hydraulic oil enters hydraulic fluid port B from hydraulic fluid port P, and one the tunnel through hydraulic fluid port D, enters first oil cylinder 1 from the cavity of resorption hydraulic fluid port 101 of first oil cylinder 1, thereby first oil cylinder 1 is risen.The oil return of first oil cylinder 1 enters fuel tank from epicoele hydraulic fluid port 102.Simultaneously, enter the hydraulic oil of hydraulic fluid port B, another road is through hydraulic fluid port E, enters second oil cylinder 2 from the epicoele hydraulic fluid port 202 of second oil cylinder 2, thereby second oil cylinder 2 is descended.The oil return of second oil cylinder 2 is flowed out from cavity of resorption hydraulic fluid port 201, earlier after hydraulic fluid port C, hydraulic fluid port A are back to fuel tank from oil return inlet T at last.
Along with closing of hatchcover, angle rotary valve 4 turns to another special angle thereupon, and at this moment, hydraulic fluid port D and commutation interface A1 connect, and this device enters the 5th working state, as shown in Figure 5.Hydraulic oil enters hydraulic fluid port B from hydraulic fluid port P, through hydraulic fluid port E, enters second oil cylinder 2 from the epicoele hydraulic fluid port 202 of second oil cylinder 2, and second oil cylinder 2 is descended.The oil return of second oil cylinder 2 is flowed out from cavity of resorption hydraulic fluid port 201, earlier after hydraulic fluid port C, hydraulic fluid port A are back to fuel tank from oil return inlet T at last.And the oil return of first oil cylinder 1 is flowed out from cavity of resorption hydraulic fluid port 101, converges to hydraulic fluid port A through hydraulic fluid port D, also is back to fuel tank from oil return inlet T at last, thereby 1 servo-actuated of first oil cylinder is descended.
When hatchcover closed to 0 °, hatchcover was closed and is finished, and the handle of hand-operated direction valve 3 is got back to meta, and oil inlet P directly is connected to oil return inlet T, and hydraulic oil directly flows back to fuel tank from oil return inlet T.At this moment, this device is in the 6th working state as shown in Figure 6.
More than be preferred embodiment of the present utility model, all changes of doing according to technical solutions of the utility model when the function that is produced does not exceed the scope of technical solutions of the utility model, all belong to protection domain of the present utility model.
Claims (3)
1. two oil cylinder hydraulic control gear, comprise first oil cylinder, second oil cylinder and a selector valve, it is characterized in that: also comprise an angle rotary valve, described angle rotary valve is provided with hydraulic fluid port A, B, C, D, E, described hydraulic fluid port A is connected with return line with the oil feed line of hydraulic system through described selector valve with hydraulic fluid port B, the oil circuit of described hydraulic fluid port A in described angle rotary valve is divided into two-way, one the tunnel is connected with hydraulic fluid port C, and be connected with the cavity of resorption hydraulic fluid port of described second oil cylinder through described hydraulic fluid port C, another road is connected to commutation interface A1, the oil circuit of described hydraulic fluid port B in described angle rotary valve is divided into two-way, one the tunnel is connected with hydraulic fluid port E, and be connected with the epicoele hydraulic fluid port of described second oil cylinder through described hydraulic fluid port E, another road is connected to commutation interface B1, described angle rotary valve connects hydraulic fluid port D and commutation interface A1 or commutation interface B1 according to the change of its rotation angle, and described hydraulic fluid port D is connected with the cavity of resorption hydraulic fluid port of first oil cylinder, and the epicoele hydraulic fluid port of described first oil cylinder is connected to fuel tank.
2. according to claim 1 pair of oil cylinder hydraulic control gear is characterized in that: described selector valve is a hand-operated direction valve.
3. according to claim 1 and 2 pair of oil cylinder hydraulic control gear, it is characterized in that: described selector valve is a three-position four-way valve, the oil inlet P of described three-position four-way valve is connected with return line with described oil feed line respectively with oil return inlet T, two actuator ports are connected with hydraulic fluid port B with the hydraulic fluid port A of described angle rotary valve respectively in addition, so that described selector valve is in one of following three kinds of working staties: commutation working state that the straight-through working state that oil inlet P is connected with hydraulic fluid port A and oil return inlet T is connected with hydraulic fluid port B, oil inlet P are connected with hydraulic fluid port B and oil return inlet T is connected with hydraulic fluid port A or oil inlet P directly take back the working state of ending of oil return inlet T.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009203084732U CN201475075U (en) | 2009-08-20 | 2009-08-20 | Double-cylinder hydraulic controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009203084732U CN201475075U (en) | 2009-08-20 | 2009-08-20 | Double-cylinder hydraulic controller |
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| Publication Number | Publication Date |
|---|---|
| CN201475075U true CN201475075U (en) | 2010-05-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009203084732U Expired - Fee Related CN201475075U (en) | 2009-08-20 | 2009-08-20 | Double-cylinder hydraulic controller |
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| Country | Link |
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| CN (1) | CN201475075U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103307050A (en) * | 2013-06-25 | 2013-09-18 | 中联重科股份有限公司 | Multistage landing leg hydraulic control system and control method of multistage landing leg hydraulic control system |
| CN105465072A (en) * | 2015-12-22 | 2016-04-06 | 武汉船用机械有限责任公司 | Double-cylinder control system |
| CN106516005A (en) * | 2016-12-28 | 2017-03-22 | 渤海造船厂集团有限公司 | Method for temporary open and close of bulk cargo cabin hatch cover |
| CN106812735A (en) * | 2017-02-13 | 2017-06-09 | 德迈智能装备有限公司 | A kind of control method of double-cylinder hydraulic whirligig |
-
2009
- 2009-08-20 CN CN2009203084732U patent/CN201475075U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103307050A (en) * | 2013-06-25 | 2013-09-18 | 中联重科股份有限公司 | Multistage landing leg hydraulic control system and control method of multistage landing leg hydraulic control system |
| CN103307050B (en) * | 2013-06-25 | 2016-02-24 | 中联重科股份有限公司 | The controlling method of multistage hydraulic control system of landing legs and multistage support leg hydraulic system |
| CN105465072A (en) * | 2015-12-22 | 2016-04-06 | 武汉船用机械有限责任公司 | Double-cylinder control system |
| CN105465072B (en) * | 2015-12-22 | 2018-01-26 | 武汉船用机械有限责任公司 | A kind of double cylinder control systems |
| CN106516005A (en) * | 2016-12-28 | 2017-03-22 | 渤海造船厂集团有限公司 | Method for temporary open and close of bulk cargo cabin hatch cover |
| CN106812735A (en) * | 2017-02-13 | 2017-06-09 | 德迈智能装备有限公司 | A kind of control method of double-cylinder hydraulic whirligig |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: FUJIAN RONGGONG OCEAN ENGINEERING EQUIPMENT CO., L Free format text: FORMER OWNER: CHEN GUIHUI Effective date: 20130605 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 350000 FUZHOU, FUJIAN PROVINCE TO: 350300 FUZHOU, FUJIAN PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20130605 Address after: Acer Road, Fuqing Road, Fuzhou street, Tsinghua 350300 cities in Fujian Province Patentee after: Fujian hi tech Marine Engineering Equipment Co., Ltd. Address before: 350000, Fuzhou, Fujian province Hongshan Bridge Road No. 104 Patentee before: Chen Guihui |
|
| ASS | Succession or assignment of patent right |
Owner name: FUJIAN YANHUI DONGLI HYDRAULIC MACHINERY LIMITED C Free format text: FORMER OWNER: FUJIAN RONGGONG OCEAN ENGINEERING EQUIPMENT CO., LTD. Effective date: 20150611 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20150611 Address after: 350300 Fuqing City, Fuzhou Province Economic and Technological Development Zone, China Foreign Economic and Technological Development Zone photoelectric Park Patentee after: Fuzhou Hui Hui Power Hydraulic Machinery Co., Ltd. Address before: Acer Road, Fuqing Road, Fuzhou street, Tsinghua 350300 cities in Fujian Province Patentee before: Fujian hi tech Marine Engineering Equipment Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100519 Termination date: 20170820 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |