CN1710295A - Electrohydraulic tube for electrohydraulic chip - Google Patents
Electrohydraulic tube for electrohydraulic chip Download PDFInfo
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- CN1710295A CN1710295A CN 200410024329 CN200410024329A CN1710295A CN 1710295 A CN1710295 A CN 1710295A CN 200410024329 CN200410024329 CN 200410024329 CN 200410024329 A CN200410024329 A CN 200410024329A CN 1710295 A CN1710295 A CN 1710295A
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Abstract
The technical plan is characterized in that around the diaphragm there is a ring-shape elastic press piece, the coil presses the press cover through the screw thread on the chip substrate, and the press cover presses the diaphragm and the elastic press piece to fix the diaphragm; or around the diaphragm there is a ring-shape press piece with an annular pressing plate which has at least three jacking extrusion loop plate connected with the oil line loop by screw thread, diaphragm and press cover to fix the diaphragm; otherwise on the outer wall of the ring cover there are left and right two oil tanks which are not communicated each other, and on the left and the right oil tank there are two oil holes respectively which are on same plane but not opposite each other.
Description
Affiliated technical field:
What the present invention relates to is a kind of hydraulic element, especially a kind of electrohydraulic chip electro-hydraulic valve.
Background technique:
In the prior art, the prior art the most approaching with the present invention is No. 85102444 Chinese patents of being invented by me, this patent disclosure a kind of Electroliquid integrated block with hydraulic control, a kind of electro-hydraulic converting element is wherein disclosed, this conversion element is made up of coil, iron core, flexible sheet and the spool and the spool overcoat valve pocket that are fixed on the flexible sheet center, annular groove is arranged, to should hydraulic fluid port being arranged annular groove on valve pocket on the spool.This structure just can convert the electrical signal to hydraulic pressure signal, for computer control provides favourable means, so can help realization machine-electricity-liquid integrated control.Because the conversion element of this structure difficulty very when fixing assembling of diaphragm and debugging has influenced output and improved cost again, uses and promotes so limited, this is the existing in prior technology defective.
Summary of the invention:
Purpose of the present invention, be exactly at the existing in prior technology deficiency, and two kinds of electrohydraulic chip electricity consumption liquid Manifold technology schemes are provided, this scheme all is to adopt to add elastic pressuring plate on diaphragm, a kind of scheme is to compress diaphragm with the rib-loop between coil base and the chip substrate, and diaphragm is fixed; Another program is to compress diaphragm with jackscrew, and diaphragm is fixed.Two kinds of schemes all can be fixed diaphragm effectively, make assembling and debugging become simple and convenient, can help improving output and reduce cost, so can help promoting.
This programme is realized by following technical measures.
The first string: mainly include chip substrate, coil base and coil that covering palte seal is arranged in chip substrate, there is magnetic core in axle center at coil, the fixing flexible sheet of one periphery is arranged at coil with above the magnetic core, be fixed with the control stem stem of belt carcass band of column groove above the flexible sheet center, control stem stem overcoat one ring set, outer wall at ring set has oil groove to communicate with oil duct, there is oilhole to communicate on the described oil groove with the stem stem annular groove on the control stem stem, the characteristics of this programme have a cyclic spring compressing tablet on described diaphragm periphery, coil base by with chip substrate on rib-loop extruding gland, gland pushes diaphragm again and elastic pressuring plate fixes diaphragm; Oil groove on the described ring set outer wall has left oil groove and two not connected oil grooves of right oil groove, left oil groove communicates with left oil duct on the oil circuit ring, right oil groove communicates with right oil duct on the oil circuit ring, there are being two on the left oil groove on same horizontal plane but the right hole of mutually not corresponding left oil groove hole, a left side and left oil groove, can communicate with the stem stem annular groove on the control stem stem, there are being two on the right oil groove equally on same horizontal plane but right hole of mutually not corresponding right oil groove and hole, a right oil groove left side, can communicate with the stem stem annular groove on the control stem stem, and hole, a left oil groove left side is corresponding with hole, a right oil groove left side, and the right hole of left oil groove is corresponding with the right hole of right oil groove.The concrete characteristics of this programme also have, and also have wedge between described elastic pressuring plate and diaphragm.Described elastic pressuring plate can be the ripple spring washer.Described elastic pressuring plate also can be the elastic washer of rubber or rubber and plastic material.The rib-loop that can regulate magnetic core and diaphragm distance are arranged between described magnetic core and the coil base.Immovable point between control stem stem and the diaphragm is less than the diameter of control stem stem.
Second scheme: mainly include chip substrate, coil base and coil that covering palte seal is arranged in chip substrate, there is magnetic core in axle center at coil, the fixing flexible sheet of one periphery is arranged at coil with above the magnetic core, be fixed with the control stem stem of belt carcass band of column groove above the flexible sheet center, control stem stem overcoat one ring set, outer wall at ring set has oil groove to communicate with oil duct, there is oilhole to communicate on the described oil groove with the stem stem annular groove on the control stem stem, the characteristics of this programme have a cyclic spring compressing tablet on described diaphragm periphery, ring-shaped pressuring plate is arranged above the elastic pressuring plate, have 3 uniform jackscrew extruding loop plates that are connected by rib-loop with the oil circuit ring above the ring-shaped pressuring plate at least, diaphragm and gland fix diaphragm; Oil groove on the described ring set outer wall has left oil groove and two not connected oil grooves of right oil groove, left oil groove communicates with left oil duct on the oil circuit ring, right oil groove communicates with right oil duct on the oil circuit ring, there are being two on the left oil groove on same horizontal plane but the right hole of mutually not corresponding left oil groove hole, a left side and left oil groove, can communicate with the stem stem annular groove on the control stem stem, there are being two on the right oil groove equally on same horizontal plane but right hole of mutually not corresponding right oil groove and hole, a right oil groove left side, can communicate with the stem stem annular groove on the control stem stem, and hole, a left oil groove left side is corresponding with hole, a right oil groove left side, and the right hole of left oil groove is corresponding with the right hole of right oil groove.The concrete characteristics of this programme also have, and also have wedge between described elastic pressuring plate and diaphragm.Described elastic pressuring plate can be the ripple spring washer.Described elastic pressuring plate also can be the elastic washer of rubber or rubber and plastic material.
The beneficial effect of this programme can be learnt according to the narration to such scheme, owing in the first string, a cyclic spring compressing tablet is arranged on the diaphragm periphery, coil base by with chip substrate on rib-loop extruding gland, gland pushes diaphragm and elastic pressuring plate again, fixes diaphragm with this structure; And in second scheme, one cyclic spring compressing tablet is arranged on described diaphragm periphery, ring-shaped pressuring plate is arranged above the elastic pressuring plate, have at least equally distributed 3 jackscrews that are connected by rib-loop with the oil circuit ring to push loop plate, diaphragm and gland above the ring-shaped pressuring plate and fix diaphragm.These two kinds of schemes all are to adopt elastic pressuring plate that the extruding of diaphragm is fixed diaphragm, because elastic pressuring plate has elasticity, therefore, pressure to diaphragm is just relatively more even, add is to adopt rib-loop or jackscrew to exert pressure again, so when assembling and debugging,, make assembling and debugging become simple and convenient, can help improving output and reduce cost also than the pressure that is easier to adjust to diaphragm.
Oil groove on the ring set outer wall has left oil groove and two not connected oil grooves of right oil groove, left oil groove communicates with left oil duct on the oil circuit ring, right oil groove communicates with right oil duct on the oil circuit ring, there are being two on the left oil groove on same horizontal plane but the right hole of mutually not corresponding left oil groove hole, a left side and left oil groove, can communicate with the stem stem annular groove on the control stem stem, there are being two on the right oil groove equally on same horizontal plane but right hole of mutually not corresponding right oil groove and hole, a right oil groove left side, can communicate with the stem stem annular groove on the control stem stem, and hole, a left oil groove left side is corresponding with hole, a right oil groove left side, and the right hole of left oil groove is corresponding with the right hole of right oil groove.This structure can make left and right oil duct easier of the stem stem annular groove connection on the control stem stem, has reduced the flow resistance of hydraulic oil, has improved the sensitivity of control.
In addition, the rib-loop of can regulate magnetic core and diaphragm distance is arranged between magnetic core and coil base, this can adjust the sensitivity of magnetic core to diaphragm control easily.Controlling immovable point between stem stem and the diaphragm in addition less than the diameter of control stem stem, is in order to reduce diaphragm and to drive the control stem stem, and the control stem stem is caused the moment of inclination, strengthens the resistance to motion of control stem stem in ring set.
This shows that the present invention compared with prior art has outstanding substantive distinguishing features and obvious improvement, its implementation result also is conspicuous.
Description of drawings:
Fig. 1 is the part sectional structure schematic representation of first embodiment of the present invention.
Fig. 2 is the part sectional structure schematic representation of second embodiment of the present invention.
Fig. 3 is the expansion schematic representation of annular groove among Fig. 1, Fig. 2.
1 is cover plate among the figure, and 2 is magnetic core, and 3 is the oil circuit ring, and 4 is left oil duct, 5 is ring set, and 6 is left oil groove, and 7 is hole, a left oil groove left side, and 8 is the right hole of left oil groove, 9 are the control stem stem, and 10 is the stem stem annular groove, and 11 is right oil groove, and 12 is right oil duct, 13 is elastic pressuring plate, and 14 is wedge, and 15 is diaphragm, and 16 is gland, 17 is coil, and 18 is coil base, and 19 is chip substrate, and 20 is hole, a right oil groove left side, 21 is the right hole of right oil groove, and 22 is ring-shaped pressuring plate, and 23 is jackscrew.
Embodiment:
For clearly demonstrating the technical characterstic of this programme, this programme is illustrated below by two embodiments.
By accompanying drawing 1 as can be seen, the electrohydraulic chip electro-hydraulic valve of first embodiment, be coil base (18) and the coil (17) that the lower plane in chip substrate (19) has cover plate (1) to seal, in the axle center of coil (17) magnetic core (2) is arranged, the fixing flexible sheet (15) of one periphery is arranged at coil (17) with above the magnetic core (2), be fixed with the control stem stem (9) of belt carcass band of column groove (10) above flexible sheet (15) center, immovable point between control stem stem (9) and the diaphragm (15) is less than the diameter of control stem stem (9), drive control stem stem (9) when moving up and down to reduce diaphragm (15), control stem stem (9) is caused the moment of inclination.Go up overcoat one ring set (5) at control stem stem (9), outer wall at ring set (5) has oil groove, described oil groove has left oil groove (6) and (11) two not connected oil grooves of right oil groove, the left oil duct (4) that left oil groove (6) and sealing are gone up on the oil circuit ring (3) of end face communicates, right oil groove (11) communicates with right oil duct (12) on the oil circuit ring (3), on left oil groove (6), there are two on same horizontal plane but mutually not corresponding left oil groove hole (7), a left side and hole (8), the left oil groove right side, on right oil groove (11), there are two equally on same horizontal plane but right hole (21) of mutually not corresponding right oil groove and the left hole (20) of right oil groove, and left oil groove hole, a left side (7) is corresponding with right oil groove hole, a left side (20), the right hole of left oil groove (8) is corresponding with the right hole of right oil groove (21), this four hole again all can under the control of coil magnetic core (2) and diaphragm (15) with control stem stem (9) on stem stem annular groove (10) communicate.Diaphragm described in this programme (15) has a cyclic spring compressing tablet (13) at it above the periphery, between elastic pressuring plate (13) and diaphragm (15), also has wedge (14), coil base (18) by with chip substrate (19) on rib-loop extruding gland (16), gland (16) pushes diaphragm (15) and elastic pressuring plate (13) again, fixes diaphragm (15) with this.Described elastic pressuring plate (13) can be the elastic washer of ripple spring washer or rubber or rubber and plastic material.The rib-loop that can regulate magnetic core (2) and diaphragm (15) distance are arranged between described magnetic core (2) and the coil base (18), this can adjust the sensitivity of magnetic core (2) to diaphragm (15) control easily.
By accompanying drawing 2 as can be seen, the electrohydraulic chip of second embodiment only is the fixing structure difference of diaphragm (15) with electro-hydraulic valve and first embodiment difference.This embodiment has a cyclic spring compressing tablet (13) on described diaphragm (15) periphery, ring-shaped pressuring plate (22) is arranged above the elastic pressuring plate (13), have equally distributed 3 jackscrew (23) extruding loop plate (22), diaphragm (15) and glands (16) that are connected by rib-loop with oil circuit ring (3) above the ring-shaped pressuring plate (22) at least, fix diaphragm (15) with this.Described elastic pressuring plate (13) can be the elastic washer of ripple spring washer or rubber or rubber and plastic material equally.Other structure is all identical with first embodiment, so do not give unnecessary details.
Claims (10)
1. electrohydraulic chip electro-hydraulic valve, mainly include chip substrate, coil base and coil that covering palte seal is arranged in chip substrate, there is magnetic core in axle center at coil, the fixing flexible sheet of one periphery is arranged at coil with above the magnetic core, be fixed with the control stem stem of belt carcass band of column groove above the flexible sheet center, control stem stem overcoat one ring set, outer wall at ring set has oil groove to communicate with oil duct, there is oilhole to communicate on the described oil groove with the stem stem annular groove on the control stem stem, it is characterized in that: a cyclic spring compressing tablet is arranged on described diaphragm periphery, coil base by with chip substrate on rib-loop extruding gland, gland pushes diaphragm again and elastic pressuring plate fixes diaphragm; Oil groove on the described ring set outer wall has left oil groove and two not connected oil grooves of right oil groove, left oil groove communicates with left oil duct on the oil circuit ring, right oil groove communicates with right oil duct on the oil circuit ring, there are being two on the left oil groove on same horizontal plane but the right hole of mutually not corresponding left oil groove hole, a left side and left oil groove, can communicate with the stem stem annular groove on the control stem stem, there are being two on the right oil groove equally on same horizontal plane but right hole of mutually not corresponding right oil groove and hole, a right oil groove left side, can communicate with the stem stem annular groove on the control stem stem, and hole, a left oil groove left side is corresponding with hole, a right oil groove left side, and the right hole of left oil groove is corresponding with the right hole of right oil groove.
2. electrohydraulic chip electro-hydraulic valve according to claim 1 is characterized in that: also have wedge between described elastic pressuring plate and diaphragm.
3. electrohydraulic chip electro-hydraulic valve according to claim 1 and 2 is characterized in that: described elastic pressuring plate can be the ripple spring washer.
4. electrohydraulic chip electro-hydraulic valve according to claim 1 and 2 is characterized in that: described elastic pressuring plate also can be the elastic washer of rubber or rubber and plastic material.
5. electrohydraulic chip electro-hydraulic valve according to claim 1 is characterized in that: the rib-loop that can regulate magnetic core and diaphragm distance are arranged between described magnetic core and the coil base.
6. electrohydraulic chip electro-hydraulic valve according to claim 1 is characterized in that: the immovable point between control stem stem and the diaphragm is less than the diameter of control stem stem.
7. electrohydraulic chip electro-hydraulic valve, mainly include chip substrate, coil base and coil that covering palte seal is arranged in chip substrate, there is magnetic core in axle center at coil, the fixing flexible sheet of one periphery is arranged at coil with above the magnetic core, be fixed with the control stem stem of belt carcass band of column groove above the flexible sheet center, control stem stem overcoat one ring set, outer wall at ring set has oil groove to communicate with oil duct, there is oilhole to communicate on the described oil groove with the stem stem annular groove on the control stem stem, it is characterized in that: a cyclic spring compressing tablet is arranged on described diaphragm periphery, ring-shaped pressuring plate is arranged above the elastic pressuring plate, have 3 uniform jackscrew extruding loop plates that are connected by rib-loop with the oil circuit ring above the ring-shaped pressuring plate at least, diaphragm and gland fix diaphragm; Oil groove on the described ring set outer wall has left oil groove and two not connected oil grooves of right oil groove, left oil groove communicates with left oil duct on the oil circuit ring, right oil groove communicates with right oil duct on the oil circuit ring, there are being two on the left oil groove on same horizontal plane but the right hole of mutually not corresponding left oil groove hole, a left side and left oil groove, can communicate with the stem stem annular groove on the control stem stem, there are being two on the right oil groove equally on same horizontal plane but right hole of mutually not corresponding right oil groove and hole, a right oil groove left side, can communicate with the stem stem annular groove on the control stem stem, and hole, a left oil groove left side is corresponding with hole, a right oil groove left side, and the right hole of left oil groove is corresponding with the right hole of right oil groove.
8. electrohydraulic chip electro-hydraulic valve according to claim 7 is characterized in that: also have wedge between described elastic pressuring plate and diaphragm.
9. according to claim 7 or 8 described electrohydraulic chip electro-hydraulic valves, it is characterized in that: described elastic pressuring plate can be the ripple spring washer.
10. according to claim 7 or 8 described electrohydraulic chip electro-hydraulic valves, it is characterized in that: described elastic pressuring plate also can be the elastic washer of rubber or rubber and plastic material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100243298A CN1304760C (en) | 2004-06-16 | 2004-06-16 | Electrohydraulic tube for electrohydraulic chip |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100243298A CN1304760C (en) | 2004-06-16 | 2004-06-16 | Electrohydraulic tube for electrohydraulic chip |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1710295A true CN1710295A (en) | 2005-12-21 |
| CN1304760C CN1304760C (en) | 2007-03-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2004100243298A Expired - Fee Related CN1304760C (en) | 2004-06-16 | 2004-06-16 | Electrohydraulic tube for electrohydraulic chip |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1304760C (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102581823A (en) * | 2012-03-14 | 2012-07-18 | 上海尔速机械设备有限公司 | Portable hydraulic cutting and expanding pliers |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102813754B (en) * | 2012-07-30 | 2014-03-26 | 汤杰杰 | Traditional Chinese medicine plaster for treating arthritis |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2183338A5 (en) * | 1972-05-03 | 1973-12-14 | Sodery | |
| CN85102444B (en) * | 1985-04-05 | 1987-09-23 | 武汉工学院 | Electroliquid integrated block with hydraulic control |
| US5255710A (en) * | 1988-04-07 | 1993-10-26 | David Palmer | Process-chamber flow control system |
| US5549137A (en) * | 1993-08-25 | 1996-08-27 | Rosemount Inc. | Valve positioner with pressure feedback, dynamic correction and diagnostics |
| US5421545A (en) * | 1993-09-03 | 1995-06-06 | Caterpillar Inc. | Poppet valve with force feedback control |
| CN2350791Y (en) * | 1998-06-06 | 1999-11-24 | 梅建忠 | Automatic control switch |
| DE19829571B4 (en) * | 1998-07-02 | 2004-03-18 | Danfoss A/S | Valve arrangement for controlling a liquid flow |
| CN1239781A (en) * | 1999-01-09 | 1999-12-29 | 陈钊洪 | Gas/liquid rotation regulating and driving method and device |
-
2004
- 2004-06-16 CN CNB2004100243298A patent/CN1304760C/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102581823A (en) * | 2012-03-14 | 2012-07-18 | 上海尔速机械设备有限公司 | Portable hydraulic cutting and expanding pliers |
| CN102581823B (en) * | 2012-03-14 | 2015-10-21 | 上海尔速机械设备有限公司 | Portable hydraulic cutting expands pincers |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1304760C (en) | 2007-03-14 |
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Granted publication date: 20070314 Termination date: 20130616 |