CN205401273U - Manual -automatic's full hydraulic actuator - Google Patents
Manual -automatic's full hydraulic actuator Download PDFInfo
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- CN205401273U CN205401273U CN201620153076.2U CN201620153076U CN205401273U CN 205401273 U CN205401273 U CN 205401273U CN 201620153076 U CN201620153076 U CN 201620153076U CN 205401273 U CN205401273 U CN 205401273U
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- valve
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- oil
- hydraulic actuator
- oil cylinder
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Abstract
The utility model provides a manual -automatic's full hydraulic actuator, moreover, the steam generator is simple in structure, the heat collector is advantaged by light weight, and small in size, complete function, the hand -operated direction valve is arranged for parallelly connected with magenetic exchange valve, form two independent return circuits, the mutually noninterfere, all arrange the stop valve around hand -operated direction valve and magenetic exchange valve, and thus the cabinet is easy to maintai, advancing, an adjustable choke valve respectively is equipped with in the exit, the speed of adjustable hydro -cylinder, after losing pressure oil, oil is got to manual pump accessible oil tank, realize normally opening and close of hydro -cylinder, can be manual, surge and switch at random.
Description
Technical field
This utility model relates to the all-hydraulic actuator of a kind of auto-manual.
Background technology
Along with the development of machinery industry, the equipment of various large driving forces constantly occurs, hydraulic occupies leading position gradually.But, the reliability of hydraulic actuating mechanism and the unicity of function also coming out gradually.Therefore, design and develop a kind of hydraulic actuating mechanism with redundancy feature and become the main task index of each hydraulic pressure producer.
Summary of the invention
Tending to this form, my company is according to the experience accumulated for many years, and this utility model provides the all-hydraulic actuator of a kind of auto-manual.
The technical solution that this utility model adopts is: the all-hydraulic actuator of a kind of auto-manual, including oil cylinder, described oil cylinder includes epicoele and cavity of resorption, described epicoele and cavity of resorption are connected to the first return line and the second return line, the first described return line is provided with solenoid directional control valve, being provided with hand-operated direction valve on the second described return line, the first described return line and the second return line are arranged in parallel.
The A1 mouth of described solenoid directional control valve is connected with the epicoele of oil cylinder, and the B1 mouth of described solenoid directional control valve is connected with the cavity of resorption of oil cylinder.
The oil inlet P 1 of described solenoid directional control valve is also associated with pressure oil, the oil return inlet T 1 of described solenoid directional control valve is connected to fuel tank.
The A2 mouth of described hand-operated direction valve is connected with the epicoele of oil cylinder, and the B2 mouth of described hand-operated direction valve is connected with the cavity of resorption of oil cylinder.
The oil inlet P 2 of described hand-operated direction valve is connected to manual pump, described hand-operated direction valve oil return inlet T 2 is connected to fuel tank.
Described manual pump is toward oil return opening T2 direction discharge pressure.
A, B, P, T mouth place of described solenoid directional control valve and hand-operated direction valve is all provided with stop valve.
The epicoele of described oil cylinder and cavity of resorption import and export are provided with adjustable choke valve.
The beneficial effects of the utility model are: this utility model provides the all-hydraulic actuator of a kind of auto-manual, simple in construction, light weight, volume is little, multiple functional, hand-operated direction valve and solenoid directional control valve are for being arranged in parallel, form two independent loops, non-interference, layout stop valve is all had before and after hand-operated direction valve and solenoid directional control valve, convenient for maintaining, entering, exit is respectively equipped with an adjustable choke valve, the speed of regulating oil cylinder, after losing pressure oil, manual pump can take oil by fuel tank, realize the normal keying of oil cylinder, can move by hands, surge and switch at random.
Accompanying drawing explanation
Fig. 1 is this utility model hydraulic schematic diagram.
1-oil cylinder in figure, 2-solenoid directional control valve, 3-hand-operated direction valve, 4-fuel tank, 5-manual pump, 11-epicoele, 12-cavity of resorption.
Detailed description of the invention
In conjunction with Fig. 1, this utility model is further described, a kind of all-hydraulic actuator of auto-manual, including oil cylinder 1, described oil cylinder 1 includes epicoele 11 and cavity of resorption 12, described epicoele 11 is connected to the first return line and the second return line with cavity of resorption 12, being provided with solenoid directional control valve 2 on the first described return line, the second described return line is provided with hand-operated direction valve 3, the first described return line and the second return line are arranged in parallel.The present invention manually reversal valve and solenoid directional control valve are for being arranged in parallel, form two independent loops, non-interference, can manually, random switching of surging, the A1 mouth of described solenoid directional control valve 2 is connected with the epicoele 11 of oil cylinder 1, and the B1 mouth of described solenoid directional control valve 2 is connected with the cavity of resorption 12 of oil cylinder 1.The oil inlet P 1 of described solenoid directional control valve 2 is also associated with pressure oil, the oil return inlet T 1 of described solenoid directional control valve 2 is connected to fuel tank 4.When realizing automatic function: hand-operated direction valve is in middle position, when solenoid directional control valve is in right position, oil cylinder is opened；When solenoid directional control valve is in middle position, oil cylinder stops；When solenoid directional control valve is in left position, oil cylinder is closed.
The A2 mouth of described hand-operated direction valve 3 is connected with the epicoele 11 of oil cylinder 1, and the B2 mouth of described hand-operated direction valve 3 is connected with the cavity of resorption 12 of oil cylinder 1.The oil inlet P 2 of described hand-operated direction valve 3 is connected to manual pump 5, described hand-operated direction valve 3 oil return inlet T 2 is connected to fuel tank 4.Described manual pump 5 is toward oil return opening T2 direction discharge pressure.After losing pressure oil, manual pump can take oil by fuel tank, it is achieved the normal keying of oil cylinder.When realizing manual function: solenoid directional control valve is in middle position, when hand-operated direction valve is in right position, swinging manual pump, oil cylinder is opened；When hand-operated direction valve is in middle position, swinging manual pump, oil cylinder stops；When hand-operated direction valve is in left position, swinging manual pump, oil cylinder is closed.
A, B, P, T mouth place of described solenoid directional control valve 2 and hand-operated direction valve 3 is all provided with stop valve, convenient for maintaining.
Epicoele 11 and cavity of resorption 12 import and export of described oil cylinder 1 are provided with adjustable choke valve, the speed of regulating oil cylinder.
The above is only preferred implementation of the present utility model, and protection domain of the present utility model is not limited merely to above-described embodiment, and all technical schemes belonged under this utility model thinking belong to protection domain of the present utility model.It should be pointed out that, for those skilled in the art, without departing from the some improvements and modifications under this utility model principle premise, these improvements and modifications also should be regarded as protection domain of the present utility model.
Claims (8)
1. the all-hydraulic actuator of an auto-manual, including oil cylinder (1), described oil cylinder (1) includes epicoele (11) and cavity of resorption (12), it is characterized in that, described epicoele (11) and cavity of resorption (12) are connected to the first return line and the second return line, being provided with solenoid directional control valve (2) on the first described return line, the second described return line is provided with hand-operated direction valve (3), the first described return line and the second return line are arranged in parallel.
2. the all-hydraulic actuator of a kind of auto-manual according to claim 1, it is characterized in that, the A1 mouth of described solenoid directional control valve (2) is connected with the epicoele (11) of oil cylinder (1), and the B1 mouth of described solenoid directional control valve (2) is connected with the cavity of resorption (12) of oil cylinder (1).
3. the all-hydraulic actuator of a kind of auto-manual according to claim 2, it is characterised in that be also associated with pressure oil in the oil inlet P 1 of described solenoid directional control valve (2), the oil return inlet T 1 of described solenoid directional control valve (2) is connected to fuel tank (4).
4. the all-hydraulic actuator of a kind of auto-manual according to claim 1, it is characterized in that, the A2 mouth of described hand-operated direction valve (3) is connected with the epicoele (11) of oil cylinder (1), and the B2 mouth of described hand-operated direction valve (3) is connected with the cavity of resorption (12) of oil cylinder (1).
5. the all-hydraulic actuator of a kind of auto-manual according to claim 4, it is characterised in that be connected to manual pump (5) in the oil inlet P 2 of described hand-operated direction valve (3), described hand-operated direction valve (3) oil return inlet T 2 is connected to fuel tank (4).
6. the all-hydraulic actuator of a kind of auto-manual according to claim 5, it is characterised in that described manual pump (5) past oil return opening T2 direction discharge pressure.
7. the all-hydraulic actuator of a kind of auto-manual according to claim 1, it is characterised in that A, B, P, T mouth place of described solenoid directional control valve (2) and hand-operated direction valve (3) is all provided with stop valve.
8. the all-hydraulic actuator of a kind of auto-manual according to claim 1, it is characterised in that the epicoele (11) of described oil cylinder (1) and cavity of resorption (12) import and export are provided with adjustable choke valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620153076.2U CN205401273U (en) | 2016-03-01 | 2016-03-01 | Manual -automatic's full hydraulic actuator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620153076.2U CN205401273U (en) | 2016-03-01 | 2016-03-01 | Manual -automatic's full hydraulic actuator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205401273U true CN205401273U (en) | 2016-07-27 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620153076.2U Active CN205401273U (en) | 2016-03-01 | 2016-03-01 | Manual -automatic's full hydraulic actuator |
Country Status (1)
| Country | Link |
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| CN (1) | CN205401273U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111350627A (en) * | 2020-04-01 | 2020-06-30 | 东方电气自动控制工程有限公司 | Hydraulic speed regulation control system with automatic hand switching function |
-
2016
- 2016-03-01 CN CN201620153076.2U patent/CN205401273U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111350627A (en) * | 2020-04-01 | 2020-06-30 | 东方电气自动控制工程有限公司 | Hydraulic speed regulation control system with automatic hand switching function |
| CN111350627B (en) * | 2020-04-01 | 2020-11-27 | 东方电气自动控制工程有限公司 | Hydraulic speed regulation control system with automatic hand switching function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |