CN206001091U - Electronics anti-G valve with mechanical backup - Google Patents
Electronics anti-G valve with mechanical backup Download PDFInfo
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- CN206001091U CN206001091U CN201620982557.4U CN201620982557U CN206001091U CN 206001091 U CN206001091 U CN 206001091U CN 201620982557 U CN201620982557 U CN 201620982557U CN 206001091 U CN206001091 U CN 206001091U
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- piston
- valve
- voice coil
- housing
- spring
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Abstract
The utility model is related to a kind of electronics anti-G valve with mechanical backup, the housing of cavity is provided with including inside, voice coil motor, contiguous block, piston and spring is provided with housing hollow, the coil of voice coil motor is fixed with housing, the magnet steel of voice coil motor is connected with piston one end by contiguous block, and the piston other end is contacted with spring, and spring applies to point to the power of voice coil motor to piston all the time, housing is provided with valve, and piston is capable of the aperture of governor valve when moving axially.Utility model is additionally arranged mechanical backup, and when device power down, mechanical backup compression spring under overload inertia force effect is moved down, the aperture of control valve, so as to control pressure regulator output pressure, after overload disappearance under spring force, original state is returned to, safe and reliable.
Description
Technical field
The utility model is related to a kind of anti-G valve, and in particular to a kind of electronics anti-G valve with mechanical backup.
Background technology
When aircraft produces positive overload, anti-G valve is filled with tune according to the size of overload values from trend antigravity suit
The gas of pressure is saved, certain body surface pressure has been produced to pilot's belly and leg, to block blood ventrad, the turning of lower limb
Move, improve tolerance of the human body to positive overload.
At present, the signal drive motor that electronic type anti-G valve is gathered using g sensor, so as to promote piston to produce
Raw corresponding sports control valve opening, but situation of the electronic type antiacceleration regulator in flight course if there is device power down,
Its pressure adjusting function will fail, and have a strong impact on the flight safety of pilot and the performance of fighting efficiency.
Utility model content
The purpose of this utility model is to provide a kind of electronics anti-G valve with mechanical backup, and the utility model is additionally arranged
Mechanical backup, when device power down, mechanical backup compression spring under overload inertia force effect is moved down, and controls opening for valve
Degree, so as to control pressure regulator output pressure, after overload disappearance under spring force, returns to original state, safe and reliable.
The technical scheme adopted by the utility model is：
A kind of electronics anti-G valve with mechanical backup, is provided with the housing of cavity, is provided with housing hollow including inside
Voice coil motor, contiguous block, piston and spring, the coil of voice coil motor are fixed with housing, and the magnet steel of voice coil motor passes through contiguous block
It is connected with piston one end, the piston other end is contacted with spring, spring applies to point to the power of voice coil motor, shell to piston all the time
Body is provided with valve, and piston is capable of the aperture of governor valve when moving axially.
Further, housing side is provided with the air inlet and gas outlet for connecting respectively with cavity, piston two ends respectively with shell
Internal wall coordinates closing, middle part in air inlet and the slip of gas outlet region, the enterprising gas port of housing hollow inwall and gas outlet
Between be provided with the bulge loop that can coordinate closing with piston, be provided with annular groove in the middle part of piston, the side of annular groove is inclined-plane, piston with convex
Ring, air inlet and gas outlet cooperatively form valve.
Further, housing includes the cylinder of both ends open and is detachably located at the end cap at cylinder two ends respectively, voice coil loudspeaker voice coil electricity
The coil of machine is fixed on end cap at one end, is provided with protruding shaft on the inside of other end end cap, and spring one end is enclosed within protruding shaft and fixing, another
End and piston contact.
Further, one end that piston is contacted with spring is provided with groove, and spring is located in groove, and groove can be accommodated completely
Protruding shaft.
Further, one end that piston is coordinated with contiguous block is provided with installing hole, and the magnet steel of voice coil motor is provided with projecting block,
Contiguous block is provided with connecting hole, and projecting block is threaded connection with connecting hole, and contiguous block is threaded connection with installing hole.
The beneficial effects of the utility model are：
1. under normal circumstances, voice coil motor drives the aperture of piston axial movement control valve, when device power down, voice coil loudspeaker voice coil
The magnet steel of motor, contiguous block and piston compression spring under overload inertia force effect is moved down, and controls the aperture of valve, so as to
Control pressure regulator output pressure, after overload disappearance under spring force, returns to original state, serves the work of mechanical backup
With.The utility model is additionally arranged mechanical backup, safe and reliable, can carry out being applicable in active service opportunity of combat and following opportunity of combat.Sound
The magnet steel of the coil of circle motor and voice coil motor can be separated from each other, will not locked, obstruction piston movement.
2. when annular groove is moved at bulge loop, gap is occurred between bulge loop and piston, air inlet is connected with gas outlet, bulge loop
Bulge loop edge is equal to the distance on annular groove inclined-plane with the gap of piston, the distance at bulge loop edge to annular groove inclined-plane is with the axial direction of piston
Displacement and change, i.e. the aperture of valve changes with the axial displacement of piston.
3. housing is using the structure of cylinder and end cap, and the coil of voice coil motor is directly anchored on the end cap of one end, spring one
End is enclosed within the protruding shaft of other end end cap and fixing, is easy to assembling, the maintenance of voice coil motor, contiguous block, piston and spring.
4. piston can all be contained in spring and protruding shaft in groove in compression spring, reduce the axle of piston and housing
To length.
5. within contiguous block stretches into installing hole, within projecting block stretches into connecting hole, axial length is reduced.
Description of the drawings
Fig. 1 is the structural representation of the utility model embodiment.
In figure：1- voice coil motor；The coil of 1.1- voice coil motor；The magnet steel of 1.2- voice coil motor；2- contiguous block；3- lives
Plug；4- spring；5- housing；5.1- end cap；5.2- cylinder；6- air inlet；7- gas outlet；8- bulge loop；9- annular groove；10- protruding shaft；
11- groove；12- installing hole；13- projecting block；14- connecting hole.
Specific embodiment
With reference to the accompanying drawings and examples the utility model is further described.
As shown in figure 1, a kind of electronics anti-G valve with mechanical backup, is provided with the housing 5 of cavity, housing including inside
Voice coil motor 1, contiguous block 2, piston 3 and spring 4 is provided with 5 cavitys, the coil 1.1 of voice coil motor is fixed with housing 5, voice coil loudspeaker voice coil electricity
The magnet steel 1.2 of machine is connected with 3 one end of piston by contiguous block 2, and 3 other end of piston is contacted with spring 4, and spring 4 is right all the time
Piston 3 applies to point to the power of voice coil motor 1, and housing 5 is provided with valve, and piston 3 is capable of the aperture of governor valve when moving axially.
Under normal circumstances, voice coil motor 1（Overload signal according to g sensor collection changes the size of electric current, promotes
The magnet steel 1.2 of voice coil motor is moved downward）The aperture of control valve is moved axially with piston 3, when device power down, voice coil loudspeaker voice coil electricity
The magnet steel 1.2 of machine, contiguous block 2 and piston 3 compression spring 4 under overload inertia force effect is moved down, and controls the aperture of valve,
So as to control pressure regulator output pressure, after overload disappearance under the effect of 4 power of spring, original state is returned to, serve machinery standby
The effect of part.The utility model is additionally arranged mechanical backup, safe and reliable, can carry out promoting and answer in active service opportunity of combat and following opportunity of combat
With.The magnet steel 1.2 of the coil 1.1 of voice coil motor and voice coil motor can be separated from each other, will not locked, hinder piston 3 move.
As shown in figure 1, in the present embodiment, 5 side of housing is provided with the air inlet 6 and gas outlet 7 for connecting respectively with cavity,
3 two ends of piston coordinate closing, middle part to slide in air inlet 6 and 7 region of gas outlet respectively with 5 inwall of housing, 5 cavity of housing
The bulge loop 8 that can coordinate closing with piston 3 is provided between the enterprising gas port 6 of inwall and gas outlet 7, and 3 middle part of piston is provided with annular groove 9,
The side of annular groove 9 is inclined-plane, and piston 3 cooperatively forms valve with bulge loop 8, air inlet 6 and gas outlet 7.When annular groove 9 is moved to bulge loop
When at 8, between bulge loop 8 and piston 3, there is gap, air inlet 6 is connected with gas outlet 7, bulge loop 8 is equal to convex with the gap of piston 3
To the distance on 9 inclined-plane of annular groove, 8 edge of bulge loop changes to the distance on 9 inclined-plane of annular groove with the axial displacement of piston 3 at ring 8 edge,
That is, the aperture of valve changes with the axial displacement of piston 3.
As shown in figure 1, in the present embodiment, housing 5 includes the cylinder 5.2 of both ends open and is detachably located at cylinder respectively
The end cap 5.1 at 5.2 two ends, the coil 1.1 of voice coil motor are fixed on end cap 5.1 at one end, and 5.1 inner side of other end end cap is provided with convex
Axle 10,4 one end of spring is enclosed within protruding shaft 10 and the fixing, other end is contacted with piston 3.Housing 5 is using cylinder 5.2 and end cap 5.1
Structure, the coil 1.1 of voice coil motor is directly anchored on one end end cap 5.1,4 one end of spring is enclosed within other end end cap 5.1
In protruding shaft 10 and fixing, it is easy to assembling, the maintenance of voice coil motor 1, contiguous block 2, piston 3 and spring 4.
As shown in figure 1, in the present embodiment, one end that piston 3 is contacted with spring 4 is provided with groove 11, and spring 4 is located at groove
In 11, groove 11 can accommodate protruding shaft 10 completely.Spring 4 and protruding shaft 10 can be all contained in recessed by piston 3 in compression spring 4
In groove 11, the axial length of piston 3 and housing 5 is reduced.
As shown in figure 1, in the present embodiment, one end that piston 3 is coordinated with contiguous block 2 is provided with installing hole 12, voice coil motor
Magnet steel 1.2 be provided with projecting block 13, contiguous block 2 is provided with connecting hole 14, and projecting block 13 is threaded connection with connecting hole 14,
Contiguous block 2 is threaded connection with installing hole 12.Within contiguous block 2 stretches into installing hole 12, projecting block 13 stretch into connecting hole 14 with
Interior, reduce axial length.
It should be appreciated that for those of ordinary skills, can be improved according to the above description or be converted,
And all these modifications and variations should all belong to the protection domain of the utility model claims.
Claims (5)
1. a kind of electronics anti-G valve with mechanical backup, it is characterised in that：The housing of cavity is provided with including inside, and housing is empty
Voice coil motor, contiguous block, piston and spring is provided with chamber, the coil of voice coil motor is fixed with housing, the magnet steel of voice coil motor leads to
Cross contiguous block to be connected with piston one end, the piston other end is contacted with spring, spring applies to point to voice coil loudspeaker voice coil electricity to piston all the time
The power of machine, housing are provided with valve, and piston is capable of the aperture of governor valve when moving axially.
2. the electronics anti-G valve with mechanical backup as claimed in claim 1, it is characterised in that：Housing side is provided with difference
The air inlet connected with cavity and gas outlet, piston two ends coordinate closing, middle part in air inlet and to give vent to anger with inner walls respectively
Mouth region is slided, and is provided with the bulge loop that can coordinate closing with piston between the enterprising gas port of housing hollow inwall and gas outlet,
Annular groove is provided with the middle part of piston, and the side of annular groove is inclined-plane, and piston cooperatively forms valve with bulge loop, air inlet and gas outlet.
3. the electronics anti-G valve with mechanical backup as claimed in claim 1, it is characterised in that：Housing includes both ends open
Cylinder and be detachably located at the end cap at cylinder two ends respectively, the coil of voice coil motor is fixed on end cap at one end, other end end
Lid inner side is provided with protruding shaft, and spring one end is enclosed within protruding shaft and the fixing, other end and piston contact.
4. the electronics anti-G valve with mechanical backup as claimed in claim 1, it is characterised in that：Piston is contacted with spring
One end is provided with groove, and spring is located in groove, and groove can accommodate protruding shaft completely.
5. the electronics anti-G valve with mechanical backup as claimed in claim 1, it is characterised in that：Piston is coordinated with contiguous block
One end be provided with installing hole, the magnet steel of voice coil motor is provided with projecting block, and contiguous block is provided with connecting hole, projecting block and connecting hole
It is threaded connection, contiguous block is threaded connection with installing hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620982557.4U CN206001091U (en) | 2016-08-30 | 2016-08-30 | Electronics anti-G valve with mechanical backup |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620982557.4U CN206001091U (en) | 2016-08-30 | 2016-08-30 | Electronics anti-G valve with mechanical backup |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206001091U true CN206001091U (en) | 2017-03-08 |
Family
ID=58194635
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620982557.4U Active CN206001091U (en) | 2016-08-30 | 2016-08-30 | Electronics anti-G valve with mechanical backup |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206001091U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106122571A (en) * | 2016-08-30 | 2016-11-16 | 航宇救生装备有限公司 | Electronics anti-G valve with mechanical backup |
-
2016
- 2016-08-30 CN CN201620982557.4U patent/CN206001091U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106122571A (en) * | 2016-08-30 | 2016-11-16 | 航宇救生装备有限公司 | Electronics anti-G valve with mechanical backup |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |