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
- thrust axis
- control chamber
- end cover
- damping hole
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- Expired - Lifetime
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- 238000013016 damping Methods 0.000 claims abstract description 27
- 239000012530 fluid Substances 0.000 claims abstract description 6
- 239000007788 liquid Substances 0.000 claims description 10
- 238000000518 rheometry Methods 0.000 claims description 5
- 230000006835 compression Effects 0.000 claims description 4
- 238000007906 compression Methods 0.000 claims description 4
- 238000012856 packing Methods 0.000 claims description 4
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 208000002925 dental caries Diseases 0.000 claims description 3
- 230000000694 effects Effects 0.000 claims description 3
- 238000002955 isolation Methods 0.000 claims description 3
- 239000000696 magnetic material Substances 0.000 claims description 3
- 230000035699 permeability Effects 0.000 claims description 3
- 230000002457 bidirectional effect Effects 0.000 abstract description 4
- 230000004044 response Effects 0.000 abstract description 4
- 230000008859 change Effects 0.000 abstract description 3
- 230000008901 benefit Effects 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 238000013461 design Methods 0.000 description 4
- 238000011161 development Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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Abstract
本实用新型公开了一种双作用磁流变压力流量控制阀，包括上下对称布置的上端盖和下端盖，两者中间形成的空腔内部滑动连接有推力轴；推力轴的两端与上端盖和下端盖的中空内部形成两个空腔，分别安装有上流量控制腔和下流量控制腔；上端盖和下端盖通过活塞固定在一起，上端盖和下端盖上分别加工有上辅助阻尼孔、下辅助阻尼孔，活塞内环开有与阻尼孔连通的辅助通道；辅助通道的开度由推力轴的滑动行程来决定。本实用新型采用的磁流变液屈服强度变化响应快，范围广，可以使本实用新型获得响应速度快和承压范围极大的优点；结构简单、紧凑，制造方便，可移植性强，能够接入电控单元实现智能化控制，且能够实现对双向流量的无级化控制。
The utility model discloses a double-acting magneto-rheological pressure flow control valve, which comprises an upper end cover and a lower end cover symmetrically arranged up and down, and a thrust shaft is slidingly connected inside the cavity formed between the two; the two ends of the thrust shaft are connected with the upper end cover Two cavities are formed in the hollow interior of the lower end cover, and the upper flow control chamber and the lower flow control chamber are respectively installed; the upper end cover and the lower end cover are fixed together by the piston, and the upper end cover and the lower end cover are respectively processed with upper auxiliary damping holes, The lower auxiliary damping hole, the piston inner ring has an auxiliary channel connected with the damping hole; the opening of the auxiliary channel is determined by the sliding stroke of the thrust shaft. The magnetorheological fluid used in the utility model responds quickly to the change of yield strength and has a wide range, which can enable the utility model to obtain the advantages of fast response speed and great pressure range; the structure is simple and compact, easy to manufacture, strong in portability, and can Connected to the electronic control unit to realize intelligent control, and can realize stepless control of 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 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320235992 Expired - Lifetime CN203272957U (en) | 2013-05-05 | 2013-05-05 | Double-acting magnetorheological pressure flow control valve |
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| 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 Expired - Lifetime
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 |