CN203272957U - Double-acting magnetorheological pressure flow control valve - Google Patents
Double-acting magnetorheological pressure flow control valve Download PDFInfo
- Publication number
- CN203272957U CN203272957U CN 201320235992 CN201320235992U CN203272957U CN 203272957 U CN203272957 U CN 203272957U CN 201320235992 CN201320235992 CN 201320235992 CN 201320235992 U CN201320235992 U CN 201320235992U CN 203272957 U CN203272957 U CN 203272957U
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- Prior art keywords
- end cap
- flow control
- thrust axis
- double
- end cover
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- Withdrawn - After Issue
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Abstract
The utility model discloses a double-acting magnetorheological pressure flow control valve. The double-acting magnetorheological pressure flow control valve comprises an upper end cover and a lower end cover which are symmetrically arranged in the vertical direction, a cavity is formed between the upper end cover and the lower end cover, and a thrust shaft is connected in the cavity in a sliding mode; a cavity is formed between one end of the thrust shaft and the hollow interior of the upper end cover, a cavity is formed between the other end of the thrust shaft and the hollow interior of the lower end cover, and the two cavities are provided with an upper flow control cavity and a lower flow control cavity respectively; the upper end cover and the lower end cover are fixed together through a piston, an upper auxiliary damping hole and a lower auxiliary dumping hole are machined in the upper end cover and the lower end cover respectively, and auxiliary channels communicated with the damping holes are formed in an inner ring of the piston; the opening degree of each auxiliary channel is determined by the sliding travel of the thrust shaft. Magnetorheological liquid adopted for the double-acting magnetorheological pressure flow control valve is fast in yield strength changing response and wide in yield strength changing range, and therefore the double-acting magnetorheological pressure flow control valve has the advantages of being fast in response and extremely wide in pressure bearing range; the double-acting magnetorheological pressure flow control valve is simple and compact in structure, convenient to manufacture, strong in transportability, capable of being connected into an electric control unit to achieve intelligent control, and also capable of achieving stepless control over bidirectional flow.
Description
Technical field
The utility model relates to a kind of flow control valve, particularly a kind of magnetorheological pressure flow hybrid control valve of double-action of realizing bidirectional traffics control by the control valve aperture.
Background technique
The common flow control valve is often controlled the flow of fluid by the mode of control channel circulation area.Traditional flow control valve designs a plurality of different circulation areas by the mode of Machine Design, controls different flows by the mode of switching, and its shortcoming is: machining accuracy requires high, and homogeneity of product is poor; Switching needs the Design assistant structure, causes complex structure; In case design completely, can not change the control of flow, and be difficult to realize stepless control.Development along with technology, the requirement flow control valve will be towards the future development of miniaturization, intellectuality and economization, this just requires flow control valve to want simple to the control structure of circulation area, can access ECU (Electrical Control Unit) and realize automatically controlling, and can realize steplessization to flow control.
Summary of the invention
The utility model provides a kind of and realizes by the control valve aperture the magnetorheological pressure flow hybrid control valve of double-action that bidirectional traffics are controlled, and its adjustable extent is large, and is simple in structure, and fast response time.
The utility model is achieved through the following technical solutions:
The magnetorheological pressure flow hybrid control valve of a kind of double-action comprises: the upper end cap 1 that is arranged symmetrically with up and down and lower end cap 12, and the cavity inside that forms in the middle of both slidably connects thrust axis 13;
Two cavitys of the inner formation of the hollow of the two ends of described thrust axis 13 and upper end cap 1 and lower end cap 12 are separately installed with flow control chamber 3 and down-off control chamber 11;
Described upper end cap 1 and lower end cap 12 are fixed together by piston 6, are processed with respectively Auxiliary Damping hole 4, lower Auxiliary Damping hole 9 on upper end cap 1 and lower end cap 12, and the interior ring of piston 6 has the accessory channel 8 that is communicated with damping hole 5;
When described thrust axis 13 was in meta, thrust axis baffle ring 13b blocked accessory channel 8, with the fluid isolation between accessory channel 8 and upper Auxiliary Damping hole 4, lower Auxiliary Damping hole 9 threes;
Under the effect of upper flow control chamber 3 and down-off control chamber 11, thrust axis 13 slides up and down: during thrust axis 13 upward sliding, be communicated with accessory channel 8 and lower Auxiliary Damping hole 9; During thrust axis 13 down sliding, be communicated with accessory channel 8 and upper Auxiliary Damping hole 4; The aperture of accessory channel 8 is decided by the sliding stroke of thrust axis 13.
Described piston 6 is equipped with piston packing ring 7, and the upper and lower end face is equipped with compression valve group 15 and rebound valve group 14, forms by valve block position limit socket 14a and extension valve block 14b;
Described thrust axis 13 is comprised of upper axle head 13a, thrust axis baffle ring 13b and lower shaft end 13c, flow control chamber 3 is installed in the hollow inside of upper axle head 13a and upper end cap 1, the inner down-off control chamber 11 of installing of the hollow of lower shaft end 13c and lower end cap 12, thrust axis baffle ring 13b controls the aperture of accessory channel 8;
Alternatively, upper flow control chamber 3 comprise oil resistant flexible pocket 3a and and be encapsulated in the magnetic flow liquid 3b of oil resistant flexible pocket 3a inside, be fixed with coil 2 and lower coil 10 in piston 6 upper and lower end parts; Wherein the upper and lower end face of oil resistant flexible pocket 3a is permeability magnetic material;
Alternatively, upper flow control chamber 3 is magnetic rheology elastic body 3c, is fixed with coil 2 and lower coil 10 in piston 6 upper and lower end parts;
For the cable 16 of coil power supply is drawn from upper end cap 1 intermediate hole.
Down-off control chamber 11 can be selected the scheme identical or different with upper flow control chamber 3, and then can form four kinds of different technological scheme combinations.
The beneficial effects of the utility model are:
1. the utility model is by the magnetic intensity of magnetic flow liquid in the control action active chamber, thereby affect the magnetic flow liquid yield strength and control magnetic flow liquid to the technical approach of the active force of thrust axis, control the mobile position of thrust axis, obtain different circulation areas, realize the flow control to fluid;
2. the magnetic flow liquid yield strength of the utility model employing changes response soon, and scope is wide, can make the utility model obtain fast response time and the great advantage of pressure-bearing scope;
3. the utility model is simple in structure, compact, and is easily manufactured, portable strong, can access ECU (Electrical Control Unit) and realize intelligent control, and can realize the steplessization control to bidirectional traffics.
Description of drawings
Fig. 1 is the isometric cutaway view of most preferred embodiment of the present utility model;
Fig. 2 is the front view of most preferred embodiment of the present utility model;
When Fig. 3 is the thrust axis down sliding, liquid flow line figure;
When Fig. 4 is the thrust axis upward sliding, liquid flow line figure;
Fig. 5 is the enlarged view of rebound valve group;
Fig. 6 be piston isometric cutaway view;
Fig. 7 is the axonometric drawing of thrust axis;
Fig. 8 is two kinds of different embodiments in flow control chamber:
Wherein, Fig. 8 a is the oil resistant flexible pocket, and Fig. 8 b is magnetic rheology elastic body.
In figure:
1, upper end cap; 2, upper coil;
3, upper flow control chamber; 3a, oil resistant flexible pocket; 3b, magnetic flow liquid; 3c, magnetic rheology elastic body;
4, upper Auxiliary Damping hole; 5, damping hole; 6, piston; 7, piston packing ring;
8, accessory channel; 9, lower Auxiliary Damping hole; 10, lower coil;
11, down-off control chamber; 12, lower end cap;
13, thrust axis; 13a, upper axle head; 13b, thrust axis baffle ring; 13c, lower shaft end;
14, rebound valve group; 14a, valve block position limit socket; 14b, extension valve block;
15, compression valve group; 16, cable.
Embodiment
Below in conjunction with accompanying drawing, model utility is described in detail.
Fig. 1 is the isometric cutaway view of most preferred embodiment of the present utility model, and the magnetorheological pressure flow hybrid control valve of a kind of double-action comprises: the upper end cap 1 that is arranged symmetrically with up and down and lower end cap 12, and the cavity inside that forms in the middle of both slidably connects thrust axis 13;
Two cavitys of the inner formation of the hollow of the two ends of described thrust axis 13 and upper end cap 1 and lower end cap 12 are separately installed with flow control chamber 3 and down-off control chamber 11;
Described upper end cap 1 and lower end cap 12 are fixed together by piston 6, are processed with respectively Auxiliary Damping hole 4, lower Auxiliary Damping hole 9 on upper end cap 1 and lower end cap 12, and the interior ring of piston 6 has the accessory channel 8 that is communicated with damping hole 5;
When described thrust axis 13 was in meta, thrust axis baffle ring 13b blocked accessory channel 8, with the fluid isolation between accessory channel 8 and upper Auxiliary Damping hole 4, lower Auxiliary Damping hole 9 threes;
Under the effect of upper flow control chamber 3 and down-off control chamber 11, thrust axis 13 slides up and down: during thrust axis 13 upward sliding, as shown in Figure 4, be communicated with accessory channel 8 and lower Auxiliary Damping hole 9; During thrust axis 13 down sliding, as shown in Figure 3, be communicated with accessory channel 8 and upper Auxiliary Damping hole 4; The aperture of accessory channel 8 is decided by the sliding stroke of thrust axis 13.
Described piston 6 is equipped with piston packing ring 7, and the upper and lower end face is equipped with compression valve group 15 and rebound valve group 14, forms by valve block position limit socket 14a and extension valve block 14b, as shown in Figure 5;
Described thrust axis 13 is comprised of upper axle head 13a, thrust axis baffle ring 13b and lower shaft end 13c, flow control chamber 3 is installed in the hollow inside of upper axle head 13a and upper end cap 1, the inner down-off control chamber 11 of installing of the hollow of lower shaft end 13c and lower end cap 12, thrust axis baffle ring 13b controls the aperture of accessory channel 8;
Alternatively, as shown in Fig. 8 a, upper flow control chamber 3 comprise oil resistant flexible pocket 3a and and be encapsulated in the magnetic flow liquid 3b of oil resistant flexible pocket 3a inside, be fixed with coil 2 and lower coil 10 in piston 6 upper and lower end parts; Wherein the upper and lower end face of oil resistant flexible pocket 3a is permeability magnetic material;
Alternatively, as shown in Fig. 8 b, upper flow control chamber 3 is magnetic rheology elastic body 3c, is fixed with coil 2 and lower coil 10 in piston 6 upper and lower end parts;
For the cable 16 of coil power supply is drawn from upper end cap 1 intermediate hole, as shown in Figure 2.
Down-off control chamber 11 can be selected the scheme identical or different with upper flow control chamber 3, and then can form four kinds of different technological scheme combinations.
Above-described embodiment only is used for explanation the utility model; wherein the structure of each parts, Placement etc. all can change to some extent; every equivalents of carrying out on the basis of technical solutions of the utility model and improvement all should not got rid of outside protection domain of the present utility model.
Claims (5)
1. magnetorheological pressure flow hybrid control valve of double-action is characterized in that: comprise the upper end cap (1) and the lower end cap (12) that are arranged symmetrically with up and down, the cavity inside that forms in the middle of both slidably connects thrust axis (13);
Two cavitys of the inner formation of the hollow of the two ends of described thrust axis (13) and upper end cap (1) and lower end cap (12) are separately installed with flow control chamber (3) and down-off control chamber (11);
Described upper end cap (1) and lower end cap (12) are fixed together by piston (6), be processed with respectively Auxiliary Damping hole (4), lower Auxiliary Damping hole (9) on upper end cap (1) and lower end cap (12), in piston (6), ring has the accessory channel (8) that is communicated with damping hole (5);
Described thrust axis (13) is when being in meta, and thrust axis baffle ring (13b) is blocked accessory channel (8), with the isolation of the fluid between accessory channel (8) and upper Auxiliary Damping hole (4), lower Auxiliary Damping hole (9) three;
Under the effect of upper flow control chamber (3) and down-off control chamber (11), thrust axis (13) slides up and down: during thrust axis (13) upward sliding, be communicated with accessory channel (8) and lower Auxiliary Damping hole (9); During thrust axis (13) down sliding, be communicated with accessory channel (8) and upper Auxiliary Damping hole (4); The aperture of accessory channel (8) is decided by the sliding stroke of thrust axis (13).
2. the magnetorheological pressure flow hybrid control valve of a kind of double-action according to claim 1 is characterized in that:
Described piston (6) is equipped with piston packing ring (7), and the upper and lower end face is equipped with compression valve group (15) and rebound valve group (14), forms by valve block position limit socket (14a) and extension valve block (14b).
3. the magnetorheological pressure flow hybrid control valve of a kind of double-action according to claim 1 is characterized in that:
Described thrust axis (13) is comprised of upper axle head (13a), thrust axis baffle ring (13b) and lower shaft end (13c), flow control chamber (3) is installed in the hollow inside of upper axle head (13a) and upper end cap (1), lower shaft end (13c) and the inner down-off control chamber (11) of installing of the hollow of lower end cap (12), thrust axis baffle ring (13b) is controlled the aperture of accessory channel (8).
4. the magnetorheological pressure flow hybrid control valve of a kind of double-action according to claim 1 is characterized in that:
Described upper flow control chamber (3) comprises oil resistant flexible pocket (3a) and is encapsulated in the inner magnetic flow liquid (3b) of oil resistant flexible pocket (3a), is fixed with upper coil (2) and lower coil (10) in piston (6) upper and lower end parts; Wherein the upper and lower end face of oil resistant flexible pocket (3a) is permeability magnetic material; For the cable (16) of coil power supply is drawn from upper end cap (1) intermediate hole.
5. the magnetorheological pressure flow hybrid control valve of a kind of double-action according to claim 1 is characterized in that:
Described upper flow control chamber (3) is magnetic rheology elastic body (3c), is fixed with upper coil (2) and lower coil (10) in piston (6) upper and lower end parts; For the cable (16) of coil power supply is drawn from upper end cap (1) intermediate hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320235992 CN203272957U (en) | 2013-05-05 | 2013-05-05 | Double-acting magnetorheological pressure flow control valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320235992 CN203272957U (en) | 2013-05-05 | 2013-05-05 | Double-acting magnetorheological pressure flow control valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203272957U true CN203272957U (en) | 2013-11-06 |
Family
ID=49503369
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320235992 Withdrawn - After Issue CN203272957U (en) | 2013-05-05 | 2013-05-05 | Double-acting magnetorheological pressure flow control valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203272957U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103267159A (en) * | 2013-05-05 | 2013-08-28 | 吉林大学 | Double-acting magneto-rheological pressure and flow control valve |
| CN103899810A (en) * | 2014-04-21 | 2014-07-02 | 吉林大学 | Two-way flow control valve |
-
2013
- 2013-05-05 CN CN 201320235992 patent/CN203272957U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103267159A (en) * | 2013-05-05 | 2013-08-28 | 吉林大学 | Double-acting magneto-rheological pressure and flow control valve |
| CN103899810A (en) * | 2014-04-21 | 2014-07-02 | 吉林大学 | Two-way flow control valve |
| CN103899810B (en) * | 2014-04-21 | 2016-02-24 | 吉林大学 | A kind of two-way function flow control valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20131106 Effective date of abandoning: 20150304 |
|
| RGAV | Abandon patent right to avoid regrant |