CN105332960A - Hydraulic system for hydraulic sliding type watertight door - Google Patents
Hydraulic system for hydraulic sliding type watertight door Download PDFInfo
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- CN105332960A CN105332960A CN201510768876.5A CN201510768876A CN105332960A CN 105332960 A CN105332960 A CN 105332960A CN 201510768876 A CN201510768876 A CN 201510768876A CN 105332960 A CN105332960 A CN 105332960A
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Abstract
The invention relates to a hydraulic system for a hydraulic sliding type watertight door, in particular to a hydraulic system used for a hydraulic sliding type watertight door and used for controlling the opening and closing of the hydraulic sliding type watertight door on a ship. The hydraulic system is characterized by comprising a first oil tank, a first manual hydraulic pump, an electric hydraulic pump, an electromagnetic reversing valve, a first manual reversing valve and an oil cylinder, wherein the electromagnetic reversing valve is provided with a second oil inlet and a second oil outlet. The first manual reversing valve is provided with a first oil inlet, a first oil outlet and a first oil return opening. The electric hydraulic pump is connected with a motor. The hydraulic system requires few hydraulic elements, is low in manufacture cost, light in weight, small in space occupancy and convenient to operate and maintain.
Description
Technical field
The present invention relates to a kind of hydraulic system, is the hydraulic sliding type watertight door hydraulic system that the hydraulic sliding type watertight door controlled on boats and ships carries out switch specifically.
Background technique
All know in shipbuilding industry, the hydraulic sliding type watertight door on boats and ships carries out open and close and is controlled by hydraulic sliding type watertight door hydraulic system, has manually part and powered part in hydraulic sliding type watertight door hydraulic system.The manual part of traditional hydraulic sliding type watertight door hydraulic system and powered part are mutually independently, namely manually part and powered part are configured with relevant hydraulic element respectively, the hydraulic element needed are more, manufacture cost is higher, heavier-weight, the space taken is larger, and not easily integrate with sliding type watertight door, be unfavorable for operation and maintenance.
Summary of the invention
The problem to be solved in the present invention is to provide a kind of hydraulic sliding type watertight door hydraulic system, and the hydraulic element that this hydraulic system needs are few, and manufacture cost is lower, lighter in weight, and the space taken is less, easy-to-operat and maintenance.
For solving the problem, take following scheme:
The feature of hydraulic sliding type watertight door hydraulic system of the present invention comprises the first fuel tank, the first hydraulic hand-pump, electric hydraulic pump, the first hand-operated direction valve, solenoid directional control valve and oil cylinder.Described first hand-operated direction valve has the first filler opening, the first oil outlet and the first return opening.Described solenoid directional control valve has the second filler opening and the second oil outlet.Described first hydraulic hand-pump is all connected with the first fuel tank by pipeline with the import of electric hydraulic pump.Described electric hydraulic pump is connected with motor, and electric hydaulic delivery side of pump is connected with the second filler opening of solenoid directional control valve by pipeline.Described first-hand hydrodynamic pressure delivery side of pump is connected with the first filler opening of the first hand-operated direction valve by pipeline.Second oil outlet of described solenoid directional control valve is connected with the rod chamber of oil cylinder, the first filler opening of the first hand-operated direction valve respectively by pipeline.Described first-hand hydrodynamic pressure delivery side of pump is connected with the rod chamber of oil cylinder, the second oil outlet of solenoid directional control valve respectively by pipeline, first return opening of the first hand-operated direction valve is connected with the rodless cavity of oil cylinder by pipeline, and the first oil outlet of the first hand-operated direction valve is connected with the first fuel tank by pipeline.
Wherein, hydraulic sliding type watertight door hydraulic system of the present invention also comprises the second fuel tank, the second hydraulic hand-pump and the second hand-operated direction valve.Described second hand-operated direction valve has the 3rd filler opening, the 3rd oil outlet and the second return opening.The import of described second hydraulic hand-pump is connected with the second fuel tank by pipeline, and this end pipeline has filter, second hydraulic hand-pump outlet be connected with the 3rd filler opening of the second hand-operated direction valve by pipeline, second oil outlet of the second hand-operated direction valve is connected with the second oil outlet of solenoid directional control valve with the rod chamber of oil cylinder respectively by pipeline, and the second return opening of the second hand-operated direction valve is connected with the second fuel tank by pipeline.
Wherein, that segment pipe on that segment pipe on that segment pipe between described first fuel tank and electric hydraulic pump, between the first fuel tank and the first hydraulic hand-pump, between the first oil outlet of the first fuel tank and the first hand-operated direction valve all there is filter.That segment pipe between the second filler opening of described electric hydaulic delivery side of pump and solenoid directional control valve there is throttle valve.Described electric hydaulic delivery side of pump is connected with accumulator by pipeline, and accumulator is connected with the second filler opening of solenoid directional control valve by pipeline.That segment pipe between the second filler opening of described electric hydaulic delivery side of pump and solenoid directional control valve was connected with that segment pipe between the first fuel tank with the first oil outlet of the first hand-operated direction valve by connecting tube, and had system internal safety valve and and pressure-control relay this connecting tube.The rodless cavity of described oil cylinder is connected with the first fuel tank by pipeline, and this segment pipe has relief valve.
Take above scheme, have the following advantages:
Because hydraulic sliding type watertight door hydraulic system of the present invention comprises the first fuel tank, first hydraulic hand-pump, electric hydraulic pump, solenoid directional control valve, first hand-operated direction valve and oil cylinder, and the second oil outlet of solenoid directional control valve is respectively by the rod chamber of pipeline and oil cylinder, first filler opening of the first hand-operated direction valve is connected, first-hand hydrodynamic pressure delivery side of pump is connected with the rod chamber of oil cylinder by pipeline, first return opening of the first hand-operated direction valve is connected with the rodless cavity of oil cylinder by pipeline, first oil outlet of the first hand-operated direction valve is connected with the first fuel tank by pipeline.So the manual part of this hydraulic system and the hydraulic element of powered part share mutually, thus decrease the quantity of hydraulic element in whole liquid system, reduce manufacture cost, alleviate weight, reduce volume, and can integrate with sliding type watertight door, make the convenience operated and maintenance becomes.
Accompanying drawing explanation
Fig. 1 is the structure principle chart of hydraulic sliding type watertight door hydraulic system of the present invention.
Embodiment
Below in conjunction with accompanying drawing, the present invention is described in further detail.
As shown in Figure 1, hydraulic sliding type watertight door hydraulic system of the present invention comprises the first fuel tank 1, second fuel tank 15, first hydraulic hand-pump 10, second hydraulic hand-pump 16, electric hydraulic pump 2, first hand-operated direction valve 12, solenoid directional control valve 11, second hand-operated direction valve 17 and oil cylinder 14.Described first hand-operated direction valve 12 has the first filler opening A1, the first oil outlet B1 and the first oil return inlet T 1.Described solenoid directional control valve 11 has the second oil inlet P and the second oil outlet C.Described second hand-operated direction valve 17 has the 3rd filler opening A2, the 3rd oil outlet B2 and the second oil return inlet T 2.Described first hydraulic hand-pump 10 is all connected with the first fuel tank 1 by pipeline with the import of electric hydraulic pump 2, and that segment pipe on that segment pipe between the first fuel tank 1 and electric hydraulic pump 2, between the first fuel tank 1 and the first hydraulic hand-pump 10 all has filter 3.Described electric hydraulic pump 2 is connected with motor 4, and the outlet of electric hydraulic pump 2 is connected with the second oil inlet P of solenoid directional control valve 11 by pipeline, and this segment pipe has throttle valve 8.The outlet of described electric hydraulic pump 2 is connected with accumulator 9 by pipeline, and accumulator 9 is connected with the second oil inlet P of solenoid directional control valve 11 by pipeline.The outlet of described first hydraulic hand-pump 10 is connected with the first filler opening A1 of the first hand-operated direction valve 12 by pipeline.Second oil outlet C of described solenoid directional control valve 11 is connected with the rod chamber of oil cylinder 14, the first filler opening A1 of the first hand-operated direction valve 12 respectively by pipeline.The outlet of described first hydraulic hand-pump 10 is connected with the rod chamber of oil cylinder 14, the second oil outlet C of solenoid directional control valve 11 respectively by pipeline, first oil return inlet T 1 of the first hand-operated direction valve 12 is connected by the rodless cavity of pipeline with oil cylinder 14, first oil outlet B1 of the first hand-operated direction valve 12 is connected with the first fuel tank 1 by pipeline, and this segment pipe is by being connected with that segment pipe between the outlet of electric hydraulic pump 2 and the second oil inlet P of solenoid directional control valve 11 connecting tube 6, there are system internal safety valve 5 and and pressure-control relay 7 this connecting tube 6.That segment pipe between the first oil outlet B1 of described first fuel tank 1 and the first hand-operated direction valve 12 there is filter 3.The import of described second hydraulic hand-pump 16 is connected with the second fuel tank 15 by pipeline, and this end pipeline has filter 3, the outlet of the second hydraulic hand-pump 16 is connected with the 3rd filler opening A2 of the second hand-operated direction valve 17 by pipeline, second oil outlet of the second hand-operated direction valve 17 is connected with the second oil outlet C of solenoid directional control valve 11 with the rod chamber of oil cylinder 14 respectively by pipeline, and the second oil return inlet T 2 of the second hand-operated direction valve 17 is connected with the second fuel tank 15 by pipeline.The rodless cavity of described oil cylinder 14 is connected with the first fuel tank 1 by pipeline, and this segment pipe has relief valve 13.
During work, the piston rod overhanging end of oil cylinder 14 is fixed on the door-plate of watertight door.
During electronic closedown watertight door, second oil inlet P of solenoid directional control valve 11 communicates with the second oil outlet C, first filler opening A1 of the first hand-operated direction valve 12 communicates with the first oil return inlet T 1, first filler opening A1 and the first oil outlet B1 is obstructed, 3rd oil outlet B2 of the second hand-operated direction valve 17 communicates with the 3rd filler opening A2, 3rd oil outlet B2 and the second oil return inlet T 2 obstructed, starting electrical machinery 4 driving electric oil hydraulic pump 2 runs, oil in first fuel tank 1 is divided into two-part after solenoid directional control valve 11, a part directly enters into the rod chamber of oil cylinder 14, another part is successively through the first filler opening A1 of the first hand-operated direction valve 12, first oil return inlet T 1 of the first hand-operated direction valve 12 and the first hand-operated direction valve 12, finally enter into the rodless cavity of oil cylinder 14, now the rod chamber of oil cylinder 14 is equal with the pressure of rodless cavity, and rodless cavity piston area lifting surface area is greater than rod chamber piston area lifting surface area, the piston rod of oil cylinder 14 extends, watertight is sealed up a door closedown.
During electric opening watertight door, second oil inlet P of solenoid directional control valve 11 communicates with the second oil outlet C, first filler opening A1 and first oil return inlet T 1 of the first hand-operated direction valve 12 are obstructed, first oil outlet B1 communicates with the first oil return inlet T 1, 3rd oil outlet B2 of the second hand-operated direction valve 17 communicates with the 3rd filler opening A2, 3rd oil outlet B2 and the second oil return inlet T 2 obstructed, starting electrical machinery 4 driving electric oil hydraulic pump 2 runs, oil in first fuel tank 1 enters into the rod chamber of oil cylinder 14 after solenoid directional control valve 11, oil in oil cylinder 14 rod chamber is successively through the first oil return inlet T 1 of the first hand-operated direction valve 12, first oil outlet B1 of the first hand-operated direction valve 12 and the first hand-operated direction valve 12, enter into the first fuel tank 1.Therefore, the piston rod of oil cylinder 14 shrinks, and watertight is sealed up a door unlatching.
During manual-lock watertight door, second oil inlet P and the second oil outlet C of solenoid directional control valve 11 are obstructed, first filler opening A1 of the first hand-operated direction valve 12 communicates with the first oil return inlet T 1, first filler opening A1 and the first oil outlet B1 is obstructed, 3rd oil outlet B2 of the second hand-operated direction valve 17 communicates with the 3rd filler opening A2, 3rd oil outlet B2 and the second oil return inlet T 2 obstructed, operate the first hydraulic hand-pump 10 or the second hydraulic hand-pump 16, the oil content pumped by the first hydraulic hand-pump 10 or the second hydraulic hand-pump 16 is two-part, a part directly enters into the rod chamber of oil cylinder 14, another part is successively through the first filler opening A1 of the first hand-operated direction valve 12, first oil return inlet T 1 of the first hand-operated direction valve 12 and the first hand-operated direction valve 12, finally enter into the rodless cavity of oil cylinder 14, now the rod chamber of oil cylinder 14 is equal with the pressure of rodless cavity, and rodless cavity piston area lifting surface area is greater than rod chamber piston area lifting surface area, the piston rod of oil cylinder 14 extends, watertight is sealed up a door closedown.
During manually opened watertight door, second oil inlet P and the second oil outlet C of solenoid directional control valve 11 are obstructed, first filler opening A1 and first oil return inlet T 1 of the first hand-operated direction valve 12 are obstructed, first oil outlet B1 communicates with the first oil return inlet T 1, 3rd oil outlet B2 of the second hand-operated direction valve 17 communicates with the 3rd filler opening A2, 3rd oil outlet B2 and the second oil return inlet T 2 obstructed, operate the first hydraulic hand-pump 10 or the second hydraulic hand-pump 16, fuel tank rod chamber is entered into by the oil that the first hydraulic hand-pump 10 or the second hydraulic hand-pump 16 pump, oil in fuel tank rodless cavity is successively through the first oil return inlet T 1 of the first hand-operated direction valve 12, first oil outlet B1 of the first hand-operated direction valve 12 and the first hand-operated direction valve 12 enters into the first fuel tank 1.Therefore, the piston rod of oil cylinder 14 shrinks, and watertight is sealed up a door unlatching.
During to the second fuel tank 15 repairing, in the situation that watertight door cuts out, second oil inlet P of solenoid directional control valve 11 communicates with the second oil outlet C, first filler opening A1 of the first hand-operated direction valve 12 communicates with the first oil return inlet T 1, first filler opening A1 and the first oil outlet B1 is obstructed, 3rd oil outlet B2 and the 3rd filler opening A2 of the second hand-operated direction valve 17 are obstructed, 3rd oil outlet B2 communicates with the second oil return inlet T 2, oil in first fuel tank 1 is divided into three parts after solenoid directional control valve 11, a part directly enters into the rod chamber of oil cylinder 14, another part is successively through the first filler opening A1 of the first hand-operated direction valve 12, first oil return inlet T 1 of the first hand-operated direction valve 12 and the first hand-operated direction valve 12, finally enter into the rodless cavity of oil cylinder 14, a remaining part is successively through the 3rd oil outlet B2 of the second hand-operated direction valve 17, second oil return inlet T 2 of the second hand-operated direction valve 17 and the second hand-operated direction valve 17 communicates and enters into the second fuel tank 15 and carry out repairing, now the rod chamber of oil cylinder 14 is equal with the pressure of rodless cavity, and rodless cavity piston area lifting surface area is greater than rod chamber piston area lifting surface area, the piston rod of oil cylinder 14 can not shrink, watertight door keeps cutting out.
Described accumulator 9 carries out accumulation of energy for the oil pumped electric hydraulic pump 2.Described filter 3 is for filtering oil.Described throttle valve 8 for controlling oil speed, thus controls the speed degree of watertight open and close.Described pressure-control relay 7 starts or stops for controlling motor 4, gives the alarm when the oil pressure of hydraulic system is too low simultaneously.Described system internal safety valve 5 is for arranging system pressure.Described relief valve 13, for the protection of hydraulic system, carries out release when hydraulic system pressure is excessive.
Claims (7)
1. hydraulic sliding type watertight door hydraulic system, is characterized in that comprising the first fuel tank (1), the first hydraulic hand-pump (10), electric hydraulic pump (2), the first hand-operated direction valve (12), solenoid directional control valve (11) and oil cylinder (14); Described first hand-operated direction valve (12) has the first filler opening (A1), the first oil outlet (B1) and the first return opening (T1); Described solenoid directional control valve (11) has the second filler opening (P) and the second oil outlet (C); Described first hydraulic hand-pump (10) is all connected with the first fuel tank (1) by pipeline with the import of electric hydraulic pump (2); Described electric hydraulic pump (2) is connected with motor (4), and the outlet of electric hydraulic pump (2) is connected with second filler opening (P) of solenoid directional control valve (11) by pipeline; The outlet of described first hydraulic hand-pump (10) is connected with first filler opening (A1) of the first hand-operated direction valve (12) by pipeline; Second oil outlet (C) of described solenoid directional control valve (11) is connected with the rod chamber of oil cylinder (14), first filler opening (A1) of the first hand-operated direction valve (12) respectively by pipeline; The outlet of described first hydraulic hand-pump (10) is connected with the rod chamber of oil cylinder (14), second oil outlet (C) of solenoid directional control valve (11) respectively by pipeline, first return opening (T1) of the first hand-operated direction valve (12) is connected by the rodless cavity of pipeline with oil cylinder (14), and first oil outlet (B1) of the first hand-operated direction valve (12) is connected with the first fuel tank (1) by pipeline.
2. hydraulic sliding type watertight door hydraulic system as claimed in claim 1, characterized by further comprising the second fuel tank (15), the second hydraulic hand-pump (16) and the second hand-operated direction valve (17); Described second hand-operated direction valve (17) has the 3rd filler opening (A2), the 3rd oil outlet (B2) and the second return opening (T2); The import of described second hydraulic hand-pump (16) is connected with the second fuel tank (15) by pipeline, and this end pipeline has filter (3), second hydraulic hand-pump (16) outlet be connected with the 3rd filler opening (A2) of the second hand-operated direction valve (17) by pipeline, second oil outlet of the second hand-operated direction valve (17) is connected with second oil outlet (C) of solenoid directional control valve (11) with the rod chamber of oil cylinder (14) respectively by pipeline, and second return opening (T2) of the second hand-operated direction valve (17) is connected with the second fuel tank (15) by pipeline.
3. hydraulic sliding type watertight door hydraulic system as claimed in claim 1, is characterized in that on that segment pipe on that segment pipe between described first fuel tank (1) and electric hydraulic pump (2), between the first fuel tank (1) and the first hydraulic hand-pump (10), that segment pipe between first oil outlet (B1) of the first fuel tank (1) and the first hand-operated direction valve (12) all has filter (3).
4. hydraulic sliding type watertight door hydraulic system as claimed in claim 1, is characterized in that that segment pipe between the outlet of described electric hydraulic pump (2) and second filler opening (P) of solenoid directional control valve (11) has throttle valve (8).
5. hydraulic sliding type watertight door hydraulic system as claimed in claim 1, it is characterized in that the outlet of described electric hydraulic pump (2) is connected with accumulator (9) by pipeline, accumulator (9) is connected with second filler opening (P) of solenoid directional control valve (11) by pipeline.
6. hydraulic sliding type watertight door hydraulic system as claimed in claim 1, that segment pipe between the second filler opening (P) that it is characterized in that the outlet of described electric hydraulic pump (2) and solenoid directional control valve (11) was connected with that segment pipe between the first fuel tank (1) with first oil outlet (B1) of the first hand-operated direction valve (12) by connecting tube (6), and had system internal safety valve (5) and and pressure-control relay (7) this connecting tube (6).
7. the hydraulic sliding type watertight door hydraulic system according to any one of claim 1 ~ 6, is characterized in that the rodless cavity of described oil cylinder (14) is connected with the first fuel tank (1) by pipeline, and this segment pipe has relief valve (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510768876.5A CN105332960A (en) | 2015-11-12 | 2015-11-12 | Hydraulic system for hydraulic sliding type watertight door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510768876.5A CN105332960A (en) | 2015-11-12 | 2015-11-12 | Hydraulic system for hydraulic sliding type watertight door |
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| Publication Number | Publication Date |
|---|---|
| CN105332960A true CN105332960A (en) | 2016-02-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510768876.5A Pending CN105332960A (en) | 2015-11-12 | 2015-11-12 | Hydraulic system for hydraulic sliding type watertight door |
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| CN (1) | CN105332960A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106246643A (en) * | 2016-08-29 | 2016-12-21 | 实用动力(中国)工业有限公司 | A kind of compact multichannel hydraulic power unit |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103359266A (en) * | 2013-07-16 | 2013-10-23 | 无锡德林船舶设备有限公司 | Slide type watertight door hydraulic control device |
| JP2015101929A (en) * | 2013-11-28 | 2015-06-04 | 株式会社宇根鉄工所 | Waterproof door |
| CN205371123U (en) * | 2015-11-12 | 2016-07-06 | 无锡德林船舶设备有限公司 | Hydraulic pressure slidingtype watertight hydraulic system for door |
-
2015
- 2015-11-12 CN CN201510768876.5A patent/CN105332960A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103359266A (en) * | 2013-07-16 | 2013-10-23 | 无锡德林船舶设备有限公司 | Slide type watertight door hydraulic control device |
| JP2015101929A (en) * | 2013-11-28 | 2015-06-04 | 株式会社宇根鉄工所 | Waterproof door |
| CN205371123U (en) * | 2015-11-12 | 2016-07-06 | 无锡德林船舶设备有限公司 | Hydraulic pressure slidingtype watertight hydraulic system for door |
Non-Patent Citations (1)
| Title |
|---|
| 叶邦全等: "《船舶设计实用手册 舾装分册》", 31 August 2013 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106246643A (en) * | 2016-08-29 | 2016-12-21 | 实用动力(中国)工业有限公司 | A kind of compact multichannel hydraulic power unit |
| CN106246643B (en) * | 2016-08-29 | 2018-05-01 | 实用动力(中国)工业有限公司 | A kind of compact multichannel hydraulic power unit |
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Application publication date: 20160217 |