CN102261512B - Rotor/stator positioning structure of vertical rotor type gas electromagnetic valve - Google Patents
Rotor/stator positioning structure of vertical rotor type gas electromagnetic valve Download PDFInfo
- Publication number
- CN102261512B CN102261512B CN 201110123916 CN201110123916A CN102261512B CN 102261512 B CN102261512 B CN 102261512B CN 201110123916 CN201110123916 CN 201110123916 CN 201110123916 A CN201110123916 A CN 201110123916A CN 102261512 B CN102261512 B CN 102261512B
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- China
- Prior art keywords
- rotor
- stator
- arc
- electromagnetic valve
- gas electromagnetic
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- Expired - Fee Related
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/06—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid
- F16K31/0682—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid with an articulated or pivot armature
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Magnetically Actuated Valves (AREA)
- Electrically Driven Valve-Operating Means (AREA)
Abstract
The invention discloses a rotor/stator positioning structure of a vertical rotor type gas electromagnetic valve, wherein the concentricity error of a rotor and a stator can be controlled within 0.01 mm under a condition that a rotor positioning piece is omitted, so that the gas electromagnetic valve functions more reliably and can be controlled more accurately, and the mounting process thereof is simpler. For this reason, cambered lug bosses are arranged on valve casings corresponding to the inside circular arcs of two stator side pieces, respectively; the outer circular-arc-shaped surfaces of the two cambered lug bosses and the inside circular-arc-shaped surfaces of the two stator side pieces are symmetrically arranged by equal distances with the centre of a rotor shaft; the outer circular-arc-shaped surfaces of the cambered lug bosses cling to the inside circular-arc-shaped surfaces of the corresponding stator side pieces; the lower end portions of the two stator side pieces are fastened to the corresponding valve casings; and a bearing is movably connected to the rotator shaft and mounted on the bearing mounting holes of the valve casings.
Description
Technical field
The present invention relates to the gas electromagnetic valve technical field, particularly a kind of rotor of vertical rotor type gas electromagnetic valve, stator position structure.
Background technique
The Chinese patent communique discloses a kind of " vertical rotor type gas electromagnetic valve ", its publication number is CN101493157A, should " vertical rotor type gas electromagnetic valve " take adopt column type stator iron core, two ends respectively the stator structure of fastening stator lateral plate as driving element, saved to greatest extent enameled cable and core material, but its rotor is the mode that adopts upper and lower rotor fixed plate to be anchored on stator lateral plate inner arc surface the arc surface that rotor can corresponding stator lateral plate has been rotated with one heart.Minimum clearance between above-mentioned patent rotor exterior arc surface and the stator lateral plate inner arc surface is 0.1mm, therefore require between rotor and the stator concentricity high, simultaneously, in this patent, the outer arc that the upper rotor part fixed plate matches with the stator lateral plate and center hole synchronous flushing pressing formation, its concentricity can reach in the 0.01mm, because the lower rotor part fixed plate must be installed bearing, make the boss of bearing play the concentric locating effect to valve casing, the essential riveting method that adopts of lower rotor part fixed plate and bearing is fastening, and the reason such as bearing compressive deformation causes its concentricity must be influenced during riveted joint." turn, the concentricity between the stator within 0.03mm " (drawing from above-mentioned patent specification), turn, the concentricity between the stator is large, add rotor shaft and two ends of rotor cambered surface and have the tolerance of concentricity and rotor shaft diameter and upper and lower rotor fixed plate axis hole or bearing, when turn, stator cambered surface gap is little during to 0.1mm, the result of various errors and tolerance stack-ups can make rotor cause at rotation process to turn, stator touches and operational failure mutually.In addition, because rotor is in rotation process, rotor affects its electric current-corner characteristic with the non-linear of stator gap variation, thereby affects solenoid valve to the control characteristic of gas flow.Upper and lower rotor fixed plate is when drawing, only have adopt thickness at 1mm with interior material, its sheared edge of guarantee is neat, thereby guarantee and rotor outer circle cambered surface have enough concentricitys, but the upper rotor part fixed plate can by the coil outside or on the arc surface of stator lateral plate set boss fix with the sticker mode, technique is simple and reliable.The lower rotor part fixed plate then can only contact with the stator lateral plate by the outside cambered surface of its thickness less than 1mm, thereby, when installing fixedly, then easily depart from the location such as the employing bonding method, or bonding easily come off afterwards, as with laser bonding complex process then, cost is high, difficult quality guarantee then when slightly there is deviation welding location.
Summary of the invention
The object of the present invention is to provide a kind of rotor, stator position structure of vertical rotor type gas electromagnetic valve, it is under the condition of saving the lower rotor part location piece, can turn, concentricity between the stator reaches with stator lateral plate, upper rotor part fixed plate between the identical level of concentricity, be that concentricity is in 0.01mm, make vertical rotor type gas electromagnetic valve work more reliable, control more accurate and might turn, cambered surface gap between the stator is reduced to below the 0.1mm, except saving material, mounting process is simpler.
Technical solution proposed by the invention is such: a kind of rotor of vertical rotor type gas electromagnetic valve, stator position structure, comprise valve casing, the rotor of vertical rotor type electromagnet, stator iron core, coil winding, two stator lateral plates of being provided with inlet, outlet and valve port, upper rotor part fixed plate and bearing, this upper rotor part fixed plate becomes 90 with rotor shaft
0The angle of cut, upper rotor part fixed plate center hole and rotor shaft are flexibly connected, upper rotor part fixed plate outer end arc surface is fastenedly connected with the inner arc face of corresponding stator lateral plate, be respectively equipped with arc boss on the described valve casing corresponding with two stator lateral plate inner arc, the exterior arc surface of these two arc boss, the inner arc face of two stator lateral plates all equidistantly is arranged symmetrically with the rotor shaft center, the exterior arc surface of arc boss is close to corresponding stator lateral plate inner arc face, the underpart of two stator lateral plates is fastened on the corresponding valve casing, and described bearing and rotor shaft are flexibly connected and are installed on the bearing mounting hole of valve casing.
Described two arc boss are shaped with the valve casing integral die-cast that is provided with bearing mounting hole.
Gap between described upper rotor part fixed plate and the rotor upper-end surface is 0.3-1mm.
Described rotor lower end surface is 0.3-2mm with gap between the corresponding valve casing upper surface.The height of described arc boss is 0.5-3mm.
Because the axis hole of upper rotor part fixed plate and the arc surface of its outer end are simultaneously drawings, thereby the concentricity of this axis hole and both sides arc surface can be controlled in the 0.01mm.The bearing mounting hole of copper or irony bearing and arc convex are installed with valve casing casting forming simultaneously at valve casing, thereby, no matter be to adopt copper or irony bearing, as long as bearing outer wall and this circular hole are transition fit, then the concentricity in the center of circle of bearing centre and two arc boss exterior arc surfaces also can be controlled in the 0.01mm.In the prior art, although the center hole of lower rotor part fixed plate and its both sides arc surface are simultaneously drawings, but because the boss of bearing is outside, and with this boss as with the concentric locating of valve casing, depending merely on transition fit cannot rigid bearing, can only adopt the structure of lower location piece and bearing riveted joint, can cause the distortion of bearing during riveted joint to the strong impact force of bearing, this just will inevitably strengthen its concentricity, causes the concentricity in the center of circle of bearing centre and lower rotor part fixed plate both sides arc surface only to can be controlled in the 0.03mm.For need to be the gap control between rotor outer circle cambered surface and the stator lateral plate inner arc surface at 0.1mm or less vertical rotor type electromagnet, if concentricity can be reduced 0.02mm, its error ratio has reduced 20%, then singly do not reduced between rotor outer circle cambered surface and the stator lateral plate inner arc surface because touching inoperable chance, but also can make the linearity of its regulating characteristic curve better, the conformity of quality of product has improved, in case of necessity, can turn, the cambered surface gap is reduced in the 0.1mm between stator.
When the gap between rotor lower end surface and the corresponding valve casing upper surface at 1mm～2 mm, be located at the upper-end surface of the arc boss on the valve casing and rotor lower end surface when 0.3～1.5mm, then the arc length of this arc boss is identical with the arc length length of stator lateral plate; When the gap between rotor lower end surface and the corresponding valve casing upper surface at 0.3～0.5mm, be located at the desirable 1mm～3mm of arc boss height on the valve casing, at this moment, the part arc boss superimposed with this rotor hard-over need remove.
During installation, rotor shaft is passed the bearing hole of valve casing, two stator lateral plate underparts that the upper rotor part fixed plate is housed are enclosed within on two arc boss corresponding to valve casing, two stator lateral plates are positioned, and two stator lateral plates are fixed on the valve casing of correspondence by screw, screw, said structure can be installed on the valve casing vertical rotor type electromagnet easily, and guarantees to turn that accurate concentricity is arranged between the stator.
Compared with prior art, the present invention has following remarkable result:
(1) the present invention is on the basis of " vertical rotor type gas electromagnetic valve " (publication number is CN101493157A), by cancellation lower rotor part fixed plate, setting up two arc boss in the valve casing relevant position positions two stator lateral plates, the bearing of rotor shaft is contained on the valve casing, make rotor, concentricity between the stator obtains larger raising, the linearity of regulating characteristic curve is good, the conformity of the technical feature of vertical rotor type electromagnet is greatly improved during batch production, adopt the above-mentioned improvement structure can be with rotor, arc surface gap relative between the stator is reduced in the 0.1mm, thereby reaches the effect that increases its magnetic force.
(2) adopt after the above-mentioned improvement structure its assembly technology simplified, easy to operate, reduced cost of production and improved quality of product.
Description of drawings
Fig. 1 is rotor, the stator position structure schematic top plan view of a kind of vertical rotor type gas electromagnetic valve of one embodiment of the invention.
Fig. 2 is that rotor shown in Figure 1, stator position structure master look schematic diagram.
Embodiment
By following embodiment the present invention is further elaborated.
Referring to Fig. 1, Fig. 2 is described, a kind of rotor of vertical rotor type gas electromagnetic valve, the stator position structure, comprise and be provided with suction port, the air outlet, the valve casing 9 of valve port, the rotor 3 of vertical rotor type electromagnet, stator iron core 4,8 two stator lateral plates of coil winding 2-1,2-2, upper rotor part fixed plate 6 and bearing 7, stator lateral plate 2-1,2-2 is anchored on stator iron core 4 both sides, 5 one-tenth 90 ° of angles of cut of upper rotor part fixed plate 6 and rotor shaft, upper rotor part fixed plate 6 center holes and rotor shaft 5 are flexibly connected, upper rotor part fixed plate 6 outer end arc surfaces and corresponding stator lateral plate 2-1,2-2 is near the inner arc face 2-1a of coil winding 8 lower surfaces, 2-2a is fastenedly connected, with two stator lateral plate 2-1,2-2 inner arc face 2-1a, be respectively equipped with arc boss 1-1 on valve casing 9 corresponding to 2-2a, 1-2, these two arc boss 1-1, the exterior arc surface of 1-2, two stator lateral plate 2-1, the inner arc face 2-1a of 2-2,2-2a all equidistantly is arranged symmetrically with rotor shaft 5 centers, arc boss 1-1, the exterior arc surface of 1-2 and corresponding location lateral plate 2-1,2-2 inner arc face 2-1a, 2-2a is close to, two stator lateral plate 2-1, the underpart of 2-2 uses respectively screw fastening on corresponding valve casing 9, and bearing 7 is flexibly connected with rotor shaft 5 and transition fit is installed on the bearing mounting hole 10 of valve casing 9.Two arc boss 1-1,1-2 and valve casing 9 integral die-cast that are provided with bearing mounting hole 10 are shaped.
The upper rotor part fixed plate 6 of the present embodiment is 0.3mm with the gap of rotor 3 upper-end surfaces, gap between rotor 3 lower end surfaces and valve casing 9 upper surfaces is 0.4mm, therefore the height of arc boss 1-1,1-2 is got 1mm, the hard-over of the present embodiment rotor 3 be stator lateral plate 2-1,2-2 the inner arc radian 50%, the outer arc radian of arc boss 1-1,1-2 get stator lateral plate 2-1,2-2 the inner arc radian 45%.Because arc boss 1-1,1-2 exterior arc surface and rotor shaft 5 centers are equidistantly symmetrical, although its radian only has 45% of stator lateral plate 2-1,2-2 inner arc radian, but still can carry out concentric locating to stator lateral plate 2-1,2-2; Again because the bearing fixed hole 10 of arc boss 1-1,1-2 and rigid bearing 7 and valve casing 9 are casting formings simultaneously, thereby the concentricity that can guarantee rotor shaft 5 and stator lateral plate 2-1,2-2 inner arc face 2-1a, 2-2a is in 0.01mm.
When the minimum clearance between the rotor 3 outer arc faces of the present embodiment and stator lateral plate 2-1,2-2 inner arc face 2-1a, the 2-2a reduces to 0.08mm, still can stable operation.
Claims (5)
1. the rotor of a vertical rotor type gas electromagnetic valve, stator position structure, comprise valve casing, the rotor of vertical rotor type electromagnet, stator iron core, coil winding, two stator lateral plates, upper rotor part fixed plate and bearings of being provided with inlet, outlet and valve port, this upper rotor part fixed plate becomes 90 with rotor shaft
0The angle of cut, upper rotor part fixed plate center hole and rotor shaft are flexibly connected, upper rotor part fixed plate outer end arc surface is fastenedly connected with the inner arc face of corresponding stator lateral plate, it is characterized in that: on the described valve casing corresponding with two stator lateral plate inner arc faces, be respectively equipped with arc boss, the exterior arc surface of these two arc boss, the inner arc face of two stator lateral plates all equidistantly is arranged symmetrically with the rotor shaft center, the exterior arc surface of arc boss is close to corresponding location lateral plate inner arc face, the underpart of two stator lateral plates is fastened on the corresponding valve casing, and described bearing and rotor shaft are flexibly connected and are installed on the bearing mounting hole of valve casing.
2. the rotor of vertical rotor type gas electromagnetic valve according to claim 1, stator position structure is characterized in that: described two arc boss and the valve casing integral die-cast shaping that is provided with bearing mounting hole.
3. the rotor of vertical rotor type gas electromagnetic valve according to claim 1, stator position structure, it is characterized in that: the gap between described upper rotor part fixed plate and the rotor upper-end surface is 0.3-1mm.
4. the rotor of vertical rotor type gas electromagnetic valve according to claim 1, stator position structure is characterized in that: described rotor lower end surface is 0.3-2mm with gap between the corresponding valve casing upper surface.
5. the rotor of vertical rotor type gas electromagnetic valve according to claim 1, stator position structure, it is characterized in that: the height of described arc boss is 0.5-3mm.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110123916 CN102261512B (en) | 2011-05-13 | 2011-05-13 | Rotor/stator positioning structure of vertical rotor type gas electromagnetic valve |
| PCT/CN2012/075356 WO2012155810A1 (en) | 2011-05-13 | 2012-05-11 | Rotor and stator locating structure of vertical rotor type gas solenoid valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110123916 CN102261512B (en) | 2011-05-13 | 2011-05-13 | Rotor/stator positioning structure of vertical rotor type gas electromagnetic valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102261512A CN102261512A (en) | 2011-11-30 |
| CN102261512B true CN102261512B (en) | 2013-02-20 |
Family
ID=45008268
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110123916 Expired - Fee Related CN102261512B (en) | 2011-05-13 | 2011-05-13 | Rotor/stator positioning structure of vertical rotor type gas electromagnetic valve |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN102261512B (en) |
| WO (1) | WO2012155810A1 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102261512B (en) * | 2011-05-13 | 2013-02-20 | 潘兆铿 | Rotor/stator positioning structure of vertical rotor type gas electromagnetic valve |
| CH714354A2 (en) * | 2017-11-17 | 2019-05-31 | Mvt Micro Verschleiss Technik Ag | A fluid jet nozzle device, method of manufacturing a nozzle device, and kit comprising a rotor and a hollow needle for a nozzle device. |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2305535Y (en) * | 1997-03-27 | 1999-01-27 | 胡忠高 | Micro-power consumption rotary electromagnetic valve |
| CN2504449Y (en) * | 2001-09-26 | 2002-08-07 | 谈良知 | Rotor type electromagnetic regulating valve |
| CN101493157A (en) * | 2009-02-26 | 2009-07-29 | 潘兆铿 | Vertical rotor type gas electromagnetic valve |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2365481Y (en) * | 1999-01-06 | 2000-02-23 | 孙国勇 | Proportional valve for gas combustion water heater |
| CN2539028Y (en) * | 2002-04-30 | 2003-03-05 | 潘兆铿 | Rotor-type liquid valve |
| JP2006322492A (en) * | 2005-05-18 | 2006-11-30 | Rinnai Corp | Motor safety valve |
| US8196720B2 (en) * | 2006-01-10 | 2012-06-12 | D-Brake Llc | Brake apparatus and method |
| DE102009016981A1 (en) * | 2009-04-08 | 2010-10-14 | Knorr-Bremse Systeme für Nutzfahrzeuge GmbH | Bistable valve with electromotive actuation |
| CN102261512B (en) * | 2011-05-13 | 2013-02-20 | 潘兆铿 | Rotor/stator positioning structure of vertical rotor type gas electromagnetic valve |
-
2011
- 2011-05-13 CN CN 201110123916 patent/CN102261512B/en not_active Expired - Fee Related
-
2012
- 2012-05-11 WO PCT/CN2012/075356 patent/WO2012155810A1/en active Application Filing
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2305535Y (en) * | 1997-03-27 | 1999-01-27 | 胡忠高 | Micro-power consumption rotary electromagnetic valve |
| CN2504449Y (en) * | 2001-09-26 | 2002-08-07 | 谈良知 | Rotor type electromagnetic regulating valve |
| CN101493157A (en) * | 2009-02-26 | 2009-07-29 | 潘兆铿 | Vertical rotor type gas electromagnetic valve |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2012155810A1 (en) | 2012-11-22 |
| CN102261512A (en) | 2011-11-30 |
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Granted publication date: 20130220 Termination date: 20200513 |
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| CF01 | Termination of patent right due to non-payment of annual fee |