CN206280322U - A kind of helicopter harpoon hydraulic system and the helicopter with it - Google Patents
A kind of helicopter harpoon hydraulic system and the helicopter with it Download PDFInfo
- Publication number
- CN206280322U CN206280322U CN201621288331.0U CN201621288331U CN206280322U CN 206280322 U CN206280322 U CN 206280322U CN 201621288331 U CN201621288331 U CN 201621288331U CN 206280322 U CN206280322 U CN 206280322U
- Authority
- CN
- China
- Prior art keywords
- valve
- hydraulic
- helicopter
- harpoon
- pressure
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Fluid-Pressure Circuits (AREA)
Abstract
The utility model discloses a kind of helicopter harpoon hydraulic system and the helicopter with it.The helicopter harpoon is included with hydraulic system:Valve body;Decompression valve core, it is arranged in the valve body, and the decompression valve core includes pressure-reducing valve inlet and pressure-reducing valve liquid outlet, and the pressure-reducing valve inlet is connected with hydraulic power source, and the pressure-reducing valve liquid outlet is connected with first cavity and the second cavity respectively;Two-position three way magnetic valve valve element, it is arranged in the valve body, the two-position three way magnetic valve valve element includes the first electromagnetism valve port, the second electromagnetism valve port and the 3rd electromagnetism valve port, the oil communication that the first electromagnetism valve port is connected with the pressure-reducing valve liquid outlet and the first cavity;Second electromagnetism valve port is connected with oil return box;The 3rd electromagnetism valve port is connected with second cavity.Helicopter harpoon hydraulic system of the present utility model significantly reduces weight relative to prior art, improves the maintainability and hydraulic response speed of helicopter harpoon hydraulic system.
Description
Technical field
The utility model is related to helicopter harpoon hydraulic system technical field, more particularly to a kind of helicopter harpoon liquid
Pressure system and the helicopter with it.
Background technology
Certain type helicopter harpoon draw-in and draw-off function is to be responsible for providing hydraulic power source by auxiliary hydraulic system, when needing emergency extension fish
During fork, emergency hydraulic system provides hydraulic power source for it.In order to ensure pressure and flow needed for fish fork device folding and unfolding, it is necessary to system
Middle arrangement helicopter hydraulic pressure harpoon hydraulic system, the helicopter hydraulic pressure harpoon of prior art connects complicated with hydraulic system, accounts for
Larger with installing space, product maintenance is difficult.
Thus, it is desirable to have a kind of technical scheme come overcome or at least mitigate prior art at least one drawbacks described above.
Utility model content
The purpose of this utility model is to provide a kind of helicopter harpoon to be overcome with hydraulic system or at least mitigated existing
Technology at least one of drawbacks described above.
To achieve the above object, the utility model provides helicopter harpoon hydraulic system, and the helicopter harpoon includes
Harpoon chamber, the harpoon chamber includes the first cavity and the second cavity, and piston rod, the piston are provided with first cavity
Bar stress can be moved, so that change the volume of the first cavity and second cavity, the helicopter harpoon hydraulic system
Including:Valve body;Decompression valve core, the decompression valve core is arranged in the valve body, and the decompression valve core includes pressure-reducing valve
Inlet and pressure-reducing valve liquid outlet, the pressure-reducing valve inlet are connected with hydraulic power source, the pressure-reducing valve liquid outlet respectively with institute
State the first cavity and the connection of the second cavity;Two-position three way magnetic valve valve element, the two-position three way magnetic valve valve element is arranged on institute
State in valve body, the two-position three way magnetic valve valve element includes the first electromagnetism valve port, the second electromagnetism valve port and the 3rd electromagnetism valve port,
The oil communication that the first electromagnetism valve port is connected with the pressure-reducing valve liquid outlet and the first cavity;The second electromagnetism valve port with
Oil return box is connected;The 3rd electromagnetism valve port is connected with second cavity.
Preferably, the helicopter harpoon hydraulic system further includes valve core of the electromagnetic valve, the valve core of the electromagnetic valve bag
Hydraulic oil oil inlet and hydraulic oil oil-out are included, the hydraulic oil oil inlet is connected to the pressure-reducing valve liquid outlet with described
On the oil circuit of one cavity connection;The hydraulic oil oil-out is connected to what the 3rd electromagnetism valve port was connected with second cavity
On oil circuit.
Preferably, the helicopter harpoon hydraulic system further includes accumulator, and the accumulator is arranged on described
On the oil circuit that pressure-reducing valve inlet is connected with hydraulic power source.
Preferably, the helicopter harpoon hydraulic system further includes pressure-detecting device, the pressure detecting dress
Put and be arranged on the oil circuit that the pressure-reducing valve inlet is connected with hydraulic power source.
Preferably, the helicopter harpoon hydraulic system further includes inner elements of check valve, and the inner elements of check valve sets
Put between the pressure-reducing valve inlet and hydraulic power source, the inner elements of check valve is used to prevent hydraulic oil from flowing backward to the hydraulic pressure
Source.
Preferably, the helicopter harpoon hydraulic system further includes the first oil filter, and the first oil filter is arranged on
In the oil circuit that 3rd electromagnetism valve port is connected with second cavity.
Preferably, the helicopter harpoon hydraulic system further includes the second inner elements of check valve, and described second is unidirectional
Valve core is arranged in the oil circuit that the liquid outlet of the accumulator is connected with pressure-reducing valve inlet, prevents the medium in oil circuit from subtracting certainly
Flowed to accumulator direction in pressure valve inlet direction.
Preferably, helicopter harpoon hydraulic system further includes temperature detector, and the temperature detector is arranged on
In the oil circuit that the 3rd electromagnetism valve port is connected with second cavity, for detecting the 3rd electromagnetism valve port and second cavity
Temperature in the oil circuit of connection.
Present invention also provides a kind of helicopter, the helicopter includes helicopter harpoon and is connected with helicopter harpoon
Harpoon control system, wherein, the harpoon control system include helicopter harpoon hydraulic system as described above.
Helicopter harpoon hydraulic system of the present utility model significantly reduces weight relative to prior art, saves sky
Between, and improve the maintainability and hydraulic response speed of helicopter harpoon hydraulic system.
Brief description of the drawings
Fig. 1 is the hydraulic schematic of the helicopter harpoon hydraulic system according to the utility model first embodiment.
Reference:
1 | Decompression valve core | 4 | Accumulator |
2 | Two-position three way magnetic valve valve element | 5 | Pressure-detecting device |
3 | Valve core of the electromagnetic valve | 6 | Inner elements of check valve |
Specific embodiment
For the purpose, technical scheme and advantage for implementing the utility model are clearer, below in conjunction with the utility model
Accompanying drawing in embodiment, is further described in more detail to the technical scheme in the utility model embodiment.In the accompanying drawings, ad initio
Same or similar element or element with same or like function are represented to same or similar label eventually.Described reality
It is a part of embodiment of the utility model to apply example, rather than whole embodiments.Below with reference to the embodiment of Description of Drawings
It is exemplary, it is intended to for explaining the utility model, and it is not intended that to limitation of the present utility model.It is new based on this practicality
Embodiment in type, the every other implementation that those of ordinary skill in the art are obtained under the premise of creative work is not made
Example, belongs to the scope of the utility model protection.Embodiment of the present utility model is described in detail below in conjunction with the accompanying drawings.
In description of the present utility model, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", "front", "rear",
The orientation or position relationship of the instruction such as "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outward " are based on accompanying drawing institute
The orientation or position relationship for showing, are for only for ease of description the utility model and simplify description, signified rather than indicating or implying
Device or element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to this practicality
The limitation of novel protected scope.
Helicopter harpoon includes harpoon chamber, and harpoon chamber includes the first cavity and the second cavity, is provided with the first cavity
Piston rod, piston rod stress can be moved, so as to change the volume of the first cavity and second cavity.
Fig. 1 is the hydraulic schematic of the helicopter harpoon hydraulic system according to the utility model first embodiment.
Helicopter harpoon as shown in Figure 1 hydraulic system includes valve body, decompression valve core 1 and two-position three way magnetic valve
Valve element 2, decompression valve core 1 is arranged in valve body, and decompression valve core 1 includes pressure-reducing valve inlet and pressure-reducing valve liquid outlet, subtracts
Pressure valve inlet is connected with hydraulic power source, and pressure-reducing valve liquid outlet is connected with the first cavity and the second cavity respectively;Two-position three way electricity
Magnet valve valve element 2 is arranged in valve body, and two-position three way magnetic valve valve element 2 includes the first electromagnetism valve port, the second electromagnetism valve port and the
Three electromagnetism valve ports, the oil communication that the first electromagnetism valve port is connected with pressure-reducing valve liquid outlet and the first cavity;Second electromagnetism valve port with
Oil return box is connected;3rd electromagnetism valve port is connected with the second cavity.
Helicopter harpoon hydraulic system of the present utility model significantly reduces weight relative to prior art, saves sky
Between, and improve the maintainability and hydraulic response speed of helicopter harpoon hydraulic system.
Referring to Fig. 1, in the present embodiment, helicopter harpoon hydraulic system further includes valve core of the electromagnetic valve 3, magnetic valve
Valve element 3 includes hydraulic oil oil inlet and hydraulic oil oil-out, and hydraulic oil oil inlet is connected to pressure-reducing valve liquid outlet and the first chamber
On the oil circuit of body connection;Hydraulic oil oil-out is connected on the oil circuit that the 3rd electromagnetism valve port is connected with the second cavity.
Referring to Fig. 1, in the present embodiment, helicopter harpoon hydraulic system further includes accumulator 4, and accumulator 4 sets
Put on the oil circuit being connected with hydraulic power source in pressure-reducing valve inlet.Increase the accumulator, ensure that whole helicopter harpoon liquid
The stability of pressure system.
Referring to Fig. 1, in the present embodiment, helicopter harpoon hydraulic system further includes pressure-detecting device 5, pressure
Detection means 5 is arranged on the oil circuit that pressure-reducing valve inlet is connected with hydraulic power source.Using this structure, being capable of real-time monitoring hydraulic pressure
The pressure provided at source.
Referring to Fig. 1, in the present embodiment, helicopter harpoon hydraulic system further includes inner elements of check valve 6, check valve
Valve element 6 is arranged between pressure-reducing valve inlet and hydraulic power source, and inner elements of check valve 6 is used to prevent hydraulic oil from flowing backward to hydraulic power source.
In the present embodiment, helicopter harpoon hydraulic system further includes the first oil filter (not shown), first
Oil filter is arranged in the oil circuit that the 3rd electromagnetism valve port is connected with the second cavity.
In an alternative embodiment, helicopter harpoon hydraulic system further includes the second inner elements of check valve, second
Inner elements of check valve is arranged in the oil circuit that the liquid outlet of accumulator is connected with pressure-reducing valve inlet, prevents the medium in oil circuit from subtracting certainly
Flowed to accumulator direction in pressure valve inlet direction.Using this structure, medium refluence is prevented from.
In the present embodiment, helicopter harpoon hydraulic system further includes temperature detector (not shown), temperature
Degree detector is arranged in the oil circuit that the 3rd electromagnetism valve port is connected with the second cavity, for detecting the 3rd electromagnetism valve port and the second chamber
Temperature in the oil circuit of body connection.
Present invention also provides a kind of helicopter, the helicopter includes helicopter harpoon and is connected with helicopter harpoon
Harpoon control system, wherein, the harpoon control system includes the helicopter harpoon hydraulic pressure system as described in the upper any one of power
System.
It is last it is to be noted that:Above example is only used to illustrate the technical solution of the utility model, rather than it is limited
System.Although being described in detail to the utility model with reference to the foregoing embodiments, one of ordinary skill in the art should manage
Solution:It can still be modified to the technical scheme described in foregoing embodiments, or which part technical characteristic is entered
Row equivalent;And these modifications or replacement, the essence of appropriate technical solution is departed from each embodiment of the utility model
The spirit and scope of technical scheme.
Claims (9)
1. a kind of helicopter harpoon hydraulic system, the helicopter harpoon includes harpoon chamber, and the harpoon chamber includes the first chamber
Body and the second cavity, are provided with piston rod in first cavity, the piston rod stress can be moved, so as to change first
The volume of cavity and second cavity, it is characterised in that the helicopter harpoon is included with hydraulic system:
Valve body;
Decompression valve core (1), in the valve body, decompression valve core (1) includes decompression to decompression valve core (1)
Valve inlet and pressure-reducing valve liquid outlet, the pressure-reducing valve inlet are connected with hydraulic power source, the pressure-reducing valve liquid outlet respectively with
First cavity and the second cavity are connected;
Two-position three way magnetic valve valve element (2), the two-position three way magnetic valve valve element (2) in the valve body, described two
Three-way magnetic valve valve element (2) includes the first electromagnetism valve port, the second electromagnetism valve port and the 3rd electromagnetism valve port, first magnetic valve
The oil communication that mouth is connected with the pressure-reducing valve liquid outlet and the first cavity;The second electromagnetism valve port is connected with oil return box;Institute
The 3rd electromagnetism valve port is stated to be connected with second cavity.
2. helicopter harpoon hydraulic system as claimed in claim 1, it is characterised in that the helicopter harpoon hydraulic pressure system
System further includes valve core of the electromagnetic valve (3), and the valve core of the electromagnetic valve (3) includes hydraulic oil oil inlet and hydraulic oil oil-out,
The hydraulic oil oil inlet is connected on the oil circuit that the pressure-reducing valve liquid outlet is connected with first cavity;The hydraulic oil goes out
Hydraulic fluid port is connected on the oil circuit that the 3rd electromagnetism valve port is connected with second cavity.
3. helicopter harpoon hydraulic system as claimed in claim 2, it is characterised in that the helicopter harpoon hydraulic pressure system
System further includes accumulator (4), and the accumulator (4) is arranged on the oil circuit that the pressure-reducing valve inlet is connected with hydraulic power source
On.
4. helicopter harpoon hydraulic system as claimed in claim 3, it is characterised in that the helicopter harpoon hydraulic pressure system
System further includes pressure-detecting device (5), and the pressure-detecting device (5) is arranged on the pressure-reducing valve inlet and hydraulic power source
On the oil circuit of connection.
5. helicopter harpoon hydraulic system as claimed in claim 4, it is characterised in that the helicopter harpoon hydraulic pressure system
System further includes inner elements of check valve (6), the inner elements of check valve (6) be arranged on the pressure-reducing valve inlet and hydraulic power source it
Between, the inner elements of check valve (6) is for preventing hydraulic oil from flowing backward to the hydraulic power source.
6. helicopter harpoon hydraulic system as claimed in claim 5, it is characterised in that the helicopter harpoon hydraulic pressure system
System further includes the first oil filter, and the first oil filter is arranged on the oil circuit that the 3rd electromagnetism valve port is connected with second cavity
In.
7. helicopter harpoon hydraulic system as claimed in claim 6, it is characterised in that the helicopter harpoon hydraulic pressure system
System further includes the second inner elements of check valve, and second inner elements of check valve is arranged on the liquid outlet and pressure-reducing valve of the accumulator
In the oil circuit of inlet connection, prevent the medium in oil circuit from being flowed to accumulator direction from pressure-reducing valve inlet direction.
8. helicopter harpoon hydraulic system as claimed in claim 7, it is characterised in that helicopter harpoon is entered with hydraulic system
One step includes temperature detector, and the temperature detector is arranged on the oil that the 3rd electromagnetism valve port is connected with second cavity
Lu Zhong, for detecting the temperature in the oil circuit that the 3rd electromagnetism valve port is connected with second cavity.
9. a kind of helicopter, it is characterised in that the helicopter includes helicopter harpoon and the fish being connected with helicopter harpoon
Fork control system, wherein, the harpoon control system includes helicopter harpoon as claimed in any of claims 1 to 8 in one of claims
Use hydraulic system.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201621288331.0U CN206280322U (en) | 2016-11-29 | 2016-11-29 | A kind of helicopter harpoon hydraulic system and the helicopter with it |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201621288331.0U CN206280322U (en) | 2016-11-29 | 2016-11-29 | A kind of helicopter harpoon hydraulic system and the helicopter with it |
Publications (1)
Publication Number | Publication Date |
---|---|
CN206280322U true CN206280322U (en) | 2017-06-27 |
Family
ID=59075334
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201621288331.0U Active CN206280322U (en) | 2016-11-29 | 2016-11-29 | A kind of helicopter harpoon hydraulic system and the helicopter with it |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN206280322U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108916131A (en) * | 2018-06-28 | 2018-11-30 | 中国直升机设计研究所 | A kind of folding accumulator system |
CN109540485A (en) * | 2018-11-12 | 2019-03-29 | 中国直升机设计研究所 | A kind of helicopter ground harpoon control system |
-
2016
- 2016-11-29 CN CN201621288331.0U patent/CN206280322U/en active Active
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108916131A (en) * | 2018-06-28 | 2018-11-30 | 中国直升机设计研究所 | A kind of folding accumulator system |
CN108916131B (en) * | 2018-06-28 | 2020-06-09 | 中国直升机设计研究所 | Folding accumulator system |
CN109540485A (en) * | 2018-11-12 | 2019-03-29 | 中国直升机设计研究所 | A kind of helicopter ground harpoon control system |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN206280322U (en) | A kind of helicopter harpoon hydraulic system and the helicopter with it | |
CN208544412U (en) | A kind of comprehensive folding and unfolding brake dual system of unmanned plane undercarriage | |
CN203485989U (en) | Hydraulic control valve bank for crane steering shaft locking, steering system and crane | |
CN107191422A (en) | A kind of hydraulic leg leveling system of heavy vehicle | |
CN109515417A (en) | Brake fluid system and crane | |
CN103465955A (en) | Hydraulic control valve bank for locking steering shaft of crane, steering system and crane | |
SE1550942A1 (en) | A liquid distribution unit | |
CN107830001B (en) | Scissor fork type aerial work platform and hydraulic system thereof | |
CN209430510U (en) | A kind of hydraulic control system and integrated valve group of hanging oil cylinder synchronization lifting | |
CN205918670U (en) | Beat sign indicating number hydraulic press hydraulic control system | |
CN208417099U (en) | A kind of pressurized cylinder | |
CN204281092U (en) | A kind of two-tank method and separately control system and hoisting crane | |
CN203947527U (en) | A kind of constant pressure water compensation apparatus that is applicable to different pressures system | |
CN203945937U (en) | Oil gas suspension hydraulic system and there is the wheeled car of this system | |
CN207762038U (en) | A kind of high-altitude operation vehicle leveling hydraulic loop | |
CN105605020A (en) | Hydraulic drive circuit for leveling aerial work platform | |
CN205779375U (en) | A kind of fuel oil pump assembly and there is its fuel tank assembly and vehicle | |
CN204895439U (en) | Underground scraper braking system with starter protect function | |
CN104676989A (en) | Fluid filling and recovery device | |
CN107448428A (en) | A kind of blowout prevention workover rig special transport vehicle hydraulic control system | |
CN203717534U (en) | Test experiment table for ESP hydraulic system | |
CN104828699B (en) | The hydraulic control system of crane and the crane with it | |
CN207111553U (en) | A kind of Novel connecting shaft bracket hydraulic control system | |
CN207961106U (en) | A kind of scissor aerial work platform and its floating hydraulic control system | |
CN207935186U (en) | A kind of multigroup hydraulic suspension oil cylinder supporting system of rubber tired crane |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant |