CN204738089U - M sections core flower pillow selects needle solenoid valve - Google Patents
M sections core flower pillow selects needle solenoid valve Download PDFInfo
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- CN204738089U CN204738089U CN201520377222.5U CN201520377222U CN204738089U CN 204738089 U CN204738089 U CN 204738089U CN 201520377222 U CN201520377222 U CN 201520377222U CN 204738089 U CN204738089 U CN 204738089U
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Abstract
The utility model relates to a jacquard control field particularly, relates to M sections core flower pillow selects needle solenoid valve, including support, magnetic component to and swinging member, magnetic component includes a M sections core, first coil, second coil, and M sections core includes left side utmost point post, right side utmost point post, and first coil setting is on the outer peripheral face of left side utmost point post, and the second coil sets up on the outer peripheral face of right side utmost point post, swinging member's middle part and rotate bracket connection, swinging member's one end be equipped with be used for with the first indisputable magnetic element of first coil complex, the other end be equipped with be used for with second coil complex second iron magnetic element. The utility model discloses a M sections core flower pillow selects needle solenoid valve has solved the magnetic component problem less to swinging member's suction betterly, has reduced accessory quantity simultaneously for the equipment of solenoid valve is easier.
Description
Technical field
The utility model relates to jacquard control field, in particular to M shaped iron core flower pillow needle selection electromagnetic valve.
Background technology
Flower pillow electromagnetic valve is applied in electronic jacquard machine, by making electromagnetic valve reach " porose " and " atresia " these two states, thus mentions or the corresponding graticule that avales.Flower pillow electromagnetic valve of the prior art, jacquard comprises support, be fixed on support and the tilting member that can freely swing around fixing point, rack-mount and aim at the magnet assembly that adhesive tilting member end face is carried out at tilting member two ends, wherein, support offers the needle tray for placing draw point.Such as, in the document of patent No. 201210392854.X, provide a kind of flower pillow electromagnetic valve, magnet assembly comprises two I shape iron cores and is wrapped in two coils on two I shape iron core walls respectively.One end of one end of tilting member and a magnet assembly is close, one end of the other end of tilting member and another magnet assembly is close, what tilting member adopted is lever principle, coil makes magnet assembly become electromagnet after powered up, and then magnet assembly one end to tilting member can be made to attract, by controlling the energising situation of two coils, and then make electromagnetic valve reach " porose " and " atresia " these two states, a coil electricity in two coils at tilting member two ends, during another coil blackout, one end of tilting member upwarps, the other end declines, when the coil electricity be not energized before in two coils, during the coil blackout be before energized, one end do not upwarped before of tilting member is upwarped, and the one end upwarped declines.This namely by energising during control two coils differences, and then controls the duty of tilting member, makes electromagnetic valve reach " porose " and " atresia " these two states, thus completes needle selection work.
The magnetic attraction of above-mentioned flower pillow electromagnetic valve is less, easily causes tilting member to swing malfunctioning, simultaneously because amount of parts is more, causes assembling to require higher.
Utility model content
The purpose of this utility model is to provide a kind of M shaped iron core flower pillow needle selection electromagnetic valve, to solve the less problem of the suction of magnet assembly to tilting member, decreases amount of parts simultaneously, thus reduces assembling difficulty.
Embodiments provides M shaped iron core flower pillow needle selection electromagnetic valve of the present utility model, comprising: support, magnet assembly, and tilting member;
Described magnet assembly comprises a M shaped iron core, the first coil, the second coil, described M shaped iron core comprises left side pole, right side pole, described first coil is arranged on the outer peripheral face of described left side pole, and described second coil is arranged on the outer peripheral face of described right side pole;
The middle part of described tilting member is connected with described holder pivots, and one end of described tilting member is provided with for the first ferromagnetic component with described first fitting coils, and the other end is provided with for the second ferromagnetic component with described second fitting coils.
Preferably, described first coil is concordant with the end face of described left side pole; Described second coil is concordant with the end face of described right side pole.
Preferably, the end face of described left side pole stretches out described first coil; The end face of described right side pole stretches out described second coil.
Preferably, described first ferromagnetic component comprises the non-magnetic parts on surface disposed thereon; Described second ferromagnetic component comprises the non-magnetic parts on surface disposed thereon.
Further, described first coil stretches out the end face of described left side pole, forms the first groove; Described second coil stretches out the end face of described right side pole, forms the second groove;
Described first ferromagnetic component comprises the first projection of the upper surface protruding from described tilting member, described second ferromagnetic component comprises the second projection of the upper surface protruding from described tilting member, described first projection adapts with described first groove, described second projection adapts with described second groove, in the utility model, adapt refer to described first protruding with left side pole adhesive time, the exterior contour of this first projection extend in described first groove, with this first fit depressions; Equally when described second projection is with right side pole adhesive, the exterior contour of this second projection stretches in described second groove, with this second fit depressions.
More preferably, when described first coil electricity, between the upper surface of described first projection and the end face of described left side pole, there is gap; When described second coil electricity, between the upper surface of described second projection and the end face of described right side pole, there is gap.
More preferably, the height of described first projection is less than the degree of depth of described first groove; The height of described second projection is less than the degree of depth of described second groove.
More preferably, described first inside grooves is provided with the first partition; Described second inside grooves is provided with the second partition.
More preferably, described magnet assembly also comprises middle pole, and the shape of the end of described middle pole and the middle part upper surface of described tilting member adapts.
More preferably, described M shaped iron core flower pillow needle selection electromagnetic valve, also comprise: First Line bag, described First Line bag is the hollow cavity of both ends open, and is arranged between described left side pole and described first coil; Second line bag, described second line bag is the hollow cavity of both ends open, and is arranged between described right side pole and described second coil.
The M shaped iron core flower pillow needle selection electromagnetic valve that the utility model embodiment provides, compared with resting the head on needle selection electromagnetic valve with the flower mentioned in prior art, magnet assembly adopts a M shaped iron core, the magnetic field intensity of tilting member position obviously strengthens, the suction of magnet assembly to tilting member also obviously strengthens, greatly reduce tilting member and swing malfunctioning probability, simultaneously due to the symmetry of M shaped iron core, make ensureing under the prerequisite to the suction symmetry at tilting member two ends, decrease number of fitting parts, the assembling of electromagnetic valve is more prone to.
Accompanying drawing explanation
Fig. 1 shows the schematic diagram of the first embodiment of M shaped iron core of the present utility model flower pillow needle selection electromagnetic valve;
Fig. 2 shows the schematic diagram of the second embodiment of M shaped iron core of the present utility model flower pillow needle selection electromagnetic valve;
Fig. 3 shows the schematic diagram of the third embodiment of M shaped iron core of the present utility model flower pillow needle selection electromagnetic valve;
Fig. 4 shows the first groove enlarged drawing of the third embodiment that the utility model provides;
Fig. 5 shows the second groove enlarged drawing of the third embodiment that the utility model provides;
Fig. 6 shows the 3rd protruding enlarged drawing of the flower pillow needle selection electromagnetic valve of the utility model embodiment;
Fig. 7 shows the first partition enlarged drawing of the flower pillow needle selection electromagnetic valve of the utility model embodiment.
In figure: 1, support; 2, left side pole; 3, right side pole; 4, the first coil; 5, the second coil; 6, tilting member; 7, turning cylinder; 8, the first groove; 9, the second groove; 10, first is protruding; 11, second is protruding; 12, First Line bag; 13, the first partition; 14, the second line bag; 15, the second partition; 16, middle pole; 17, the 3rd is protruding; 101, the first ferromagnetic component; 102, the second ferromagnetic component
Detailed description of the invention
Also by reference to the accompanying drawings the utility model is described in further detail below by specific embodiment.
As shown in fig. 1, the utility model provides the detailed description of the invention of the first M shaped iron core flower pillow needle selection electromagnetic valve, this electromagnetic valve comprises: support 1, magnet assembly, and tilting member 6, this magnet assembly comprises a M shaped iron core, first coil 4, second coil 5, this M shaped iron core comprises left side pole 2, right side pole 3 and middle pole 16, first coil 4 is wound around or is set on the outer peripheral face of side pole post, second coil 5 is wound around or is set on the outer peripheral face of right side pole 3, the middle part of tilting member 6 is provided with turning cylinder 7, tilting member 6 is realized and being rotationally connected of support 1 by turning cylinder 7, simultaneously, one end such as left end of tilting member 6 is provided with the first ferromagnetic component 101 for coordinating with the first coil 4, the other end such as right-hand member is provided with the second ferromagnetic component 102 for coordinating with the second coil 5.When first coil 4 corresponding with tilting member 6 left end is energized, during corresponding with tilting member 6 right-hand member the second coil 5 power-off, left side pole 2 produces magnetic field, suction is produced to the first ferromagnetic component 101 of tilting member 6 left end, thus the first ferromagnetic component 101 and left side pole 2 adhesive, tilting member 6 left end upwarps, and right-hand member declines; Otherwise, when the second coil 5 is energized, during the first coil 4 power-off, right side pole 3 produces magnetic field, produces suction to the second ferromagnetic component 102 of tilting member 6 right-hand member, thus the second ferromagnetic component 102 and right side pole 3 adhesive, tilting member 6 right-hand member upwarps, left end declines, and then makes the flower of the M shaped iron core in the present embodiment pillow needle selection electromagnetic valve reach " porose " and " atresia " these two states respectively, finally completes needle selection work.
Flower of the prior art of comparing rests the head on needle selection electromagnetic valve, magnet assembly in the present embodiment only adopts an iron core, simultaneously due to the symmetry of M shaped iron core, make ensureing under the prerequisite to the suction symmetry at tilting member 6 two ends, decrease number of fitting parts, the assembling of electromagnetic valve is more prone to, what need to highlight is simultaneously, due to the design feature of M shaped iron core, also there is the middle pole 16 that permeability is higher, therefore when in the middle of, the first coil 4 or the second coil 5 are energized by pole 16, the end of left side pole or right side pole is correspondingly concentrated in the major part in the magnetic field that left side pole 2 or right side pole 3 produce, also namely concentrate near tilting member 6, therefore, the magnetic field intensity of tilting member 6 position obviously strengthens, when arbitrary coil electricity, the suction of the magnetic field that magnet assembly produces to tilting member 6 also obviously strengthens, greatly reduce tilting member 6 and swing malfunctioning probability.
In the present embodiment, the length of coil can be identical with the length of corresponding pole, such as can be designed to the first coil 4 concordant with the end face of left side pole 2, second coil 5 is concordant with the end face of right side pole 3, also can be the length being greater than or less than the pole corresponding to coil by the Design of length of coil, different designs all can bring above-mentioned useful technique effect, and different designs can also bring different technique effects.The schematic diagram of the second embodiment according to M shaped iron core flower pillow needle selection electromagnetic valve of the present utility model such as, has been shown in Fig. 2, in this embodiment, in order to alleviate the weight of tilting member 6, can tilting member 6 be designed to than structure thinner in prior art, and the 3rd projection 17 is set at the lower surface of tilting member 6 near needle tray one end, electromagnetic valve is entered, as shown in Figure 6 for stop or permission draw point.Effect due to the 3rd projection 17 is only to stop or allow draw point, and therefore the material of the 3rd projection 17 can be made up of any materials, such as light plastic.Owing to reducing the weight of tilting member 6, therefore attracting the suction required for tilting member 6 also to decrease, now, can be the length being less than corresponding pole by the Design of length of coil, namely the end face of left side pole 2 stretches out the first coil 4, and the end face of right side pole 3 stretches out the second coil 5.Visible, the M shaped iron core flower pillow needle selection electromagnetic valve provided in this embodiment, weight, volume all decrease, thus more reduce cost.
In above-described embodiment, M shaped iron core can be ingot iron, is preferably formed by stacking by silicon steel sheet, can effectively reduce remanent magnetism phenomenon.Tilting member 6 also can be ingot iron, or other ferrimagnets such as cobalt, nickel etc., in order to alleviate the weight of tilting member 6 further and reduce costs, tilting member 6 can also be made up of industrial plastic, and by the Position Design of its two ends and pole adhesive for be made up of ferrimagnet.In prior art, after iron core adsorbs tilting member 6, after namely tilting member 6 contacts with iron core, even if this coil blackout, another coil electricity, due to the remanent magnetism phenomenon of iron core, still can make pendulum be adsorbed on iron core, simultaneously, a large amount of magnetic line of force, because self character reason, by tilting member 6, arrives this coil and iron core from another coil, if iron core and the pendulum of non-hot-wire coil end are in fit-state, iron core is made not easily to separate with pendulum equally.In order to overcome this problem, the upper surface of the utility model the first ferromagnetic component 101 in the above-described embodiments and the second ferromagnetic component 102 applies or the non-magnetic parts of one deck of adhering respectively, such as plastics, nylon, or rubber etc., so that not significantly increase tilting member 6 weight, do not affect iron core to the adhesive of tilting member 6 while, can when coil blackout, iron core and tilting member 6 are more easily separated, thus making the State Transferring of tilting member 6 more smooth and easy, the switching of " porose " and " atresia " of electromagnetic valve is more smooth and easy.
In order to make above-mentioned useful technique effect more obvious, the third embodiment according to M shaped iron core flower pillow needle selection electromagnetic valve of the present utility model has been shown in Fig. 3, in this embodiment, the length of coil is greater than the length of the pole corresponding to coil, namely the first coil 4 stretches out the end face of left side pole 2, form the first groove 8, second coil 5 stretches out the end face of right side pole 3, form the second groove 9, first ferromagnetic component 101 comprises the first projection 10 of the upper surface protruding from tilting member 6, second ferromagnetic component 102 comprises the second projection 11 of the upper surface protruding from tilting member 6, first projection 10 can stretch into the first groove 8 to adapt with the first groove 8, second projection 11 can stretch into the second groove 9 to adapt with the second groove 9.Because tilting member 6 is when State Transferring, such as be energized from the first coil 4, second coil 5 power-off is to the first coil 4 power-off, in the handoff procedure that second coil 5 is energized, before switching, first ferromagnetic component 101 with the first coil 4 adhesive, and the first ferromagnetic component 101 is far away apart from the second coil 5 therefore, although cause the second coil 5 after switching to be energized, but the second coil 5 is energized, the magnetic fields produced is more weak to the magnetic line of force of the first ferromagnetic component 101, simultaneously, second coil 5 disturbs in magnetic field after powered up and between neighbouring coil mutually, slattern most of magnetic flux, the attraction of the second coil 5 to the generation of the second ferromagnetic component 102 is reduced greatly, and then cause effectively attracting the first ferromagnetic component 101, cause tilting member 6 still cannot avoid the generation of failure when transition status.In this embodiment, the first protruding 10 and second projection 11 is provided with respectively by the two ends at tilting member 6, and make the coil surrounding two poles respectively stretch out corresponding pole thus form two grooves, two grooves are made to adapt in corresponding projection respectively again, such as, when the first projection 10 is with left side pole 2 adhesive, the exterior contour of the first projection 10 extend in the first groove 8, when second projection 11 is with right side pole 3 adhesive, the exterior contour of the second projection 11 stretches in the second groove 9, make two projections relative to the original end face of tilting member 6 more close to corresponding coil or pole, namely coil after powered up, protruding can trying one's best fully is in the comparatively strength, magnetic field that coil electricity produces, due to coil or the magnetic resistance between pole and projection less, and then effectively make raised band movable pendulum dynamic component 6 swing, thus further avoid tilting member 6 malfunctioning phenomenon occurs when condition conversion, solve deficiency of the prior art.
Fig. 4 and Fig. 5 respectively illustrates enlarged drawing and second groove 9 enlarged drawing of the first groove 8 of the third flower pillow needle selection electromagnetic valve that the utility model provides, to be described in more details the first groove 8 second groove 9.Again strengthen to make the attraction power of magnet assembly to tilting member 6, the pole of close left side as far as possible 2 that the utility model is arranged first protruding 10, the end face of the first projection 10 swings along turning cylinder 7 track formed and is positioned at the first groove 8 inside, and the end face of the second projection 11 swings along turning cylinder 7 track formed and is positioned at the second groove 9 inside.Such as can by arranging retaining structure to realize, as arranged the structure for blocking tilting member 6 above and below tilting member 6, tilting member 6 can only be swung in certain scope, and then make the first projection 10 be merely able to swing in the first groove 8.More easily separate with tilting member 6 to make coil or iron core, the end face of the first projection 10 rotates along turning cylinder 7 track that formed and all has gap between left side pole 2 and the first coil 4, and the end face of the second projection 11 rotates along turning cylinder 7 track that formed and all has gap between right side pole 3 and the second coil 5 simultaneously.For reaching this technique effect, such as can stop protruding structure by arranging, concrete, the height of the first projection 10 can be designed to the degree of depth being not more than the first groove 8, the height of the second projection 11 is not more than the degree of depth of the second groove 9, or the height that can stretch into the first groove 8 of the first projection 10 is designed to the degree of depth being not more than the first groove 8, and the height that can stretch into the second groove 9 of the second projection 11 is not more than the degree of depth of the second groove 9; Or, the first partition 13 for stopping the first projection 10 being set in the first groove 8 inside, arranging in the second groove 9 inside and can try one's best near the end face of pole for the second partition 15, first partition 13 and the second partition 15 stopping the second projection 11.First partition 13 and the second partition 15 can be the same or different, in the present embodiment, consider the symmetry of two coils to the suction at tilting member 6 two ends, first partition 13 and the second partition 15 are designed to identical, first partition 13 and the second partition 15 are made by non-magnet material, preferably be made up of industrial plastic material, adsorb the first protruding 10 or second partition 15 to prevent the first partition 13 and adsorbed the second projection 11 and make protruding with pole separation difficulty.Consider the control of cost, the size projected area be designed on its each leisure corresponding pole end face of the first partition 13 and the second partition 15 can also be less than or equal to the surface area of corresponding pole end face.Consider the heat radiation of core interior, the first partition 13 and the second partition 15 can also be designed to network structure, such as, through-hole structure be set thereon, as shown in Figure 7.
The middle pole 16 of the M shaped iron core in the utility model can guide to coil one end of close tilting member 6 away from the magnetic line of force that tilting member 6 one end produces, therefore the more magnetic line of force can be allowed to act on tilting member 6, so, relative to prior art, the magnetic field produced after middle pole 16 makes the first coil 4 or the second coil 5 be energized can be tried one's best in large area near tilting member 6, thus advantageously in the adhesive of coil to tilting member 6, therefore adhesive tilting member 6 more effectively can be carried out with less electric current, Given this, the design of novelty has been carried out in the end of middle pole 16 by the utility model, make its form fit in the middle part of tilting member 6, such as, when the middle part of tilting member 6 is plane, the end of middle pole 16 is also designed to corresponding plane and tries one's best near the middle part of tilting member 6, or the middle part of tilting member 6 is as Fig. 1, 2, during cambered surface shown in 3, the end of middle pole 16 is also designed to corresponding cambered surface and tries one's best near the middle part of tilting member 6, end by middle pole 16 is designed to the accommodation section of the arc corresponding to the middle part of tilting member 6, be contained in making the middle part form fit of tilting member 6 in this accommodation section and also can freely swing.
The conveniently installation of magnet assembly, M shaped iron core flower pillow needle selection electromagnetic valve of the present utility model, also comprise First Line bag 12 and the second line bag 14, First Line bag 12 is the hollow cavity of both ends open, and be arranged between left side pole 2 and the first coil 4, second line bag 14 is similarly the hollow cavity of both ends open, and is arranged between right side pole 3 and the second coil 5.First Line bag 12 and the second line bag 14 can be the hollow cavity of surfacing, also can arrange the gap of manhole or other shapes such as strip shape on the side face of hollow cavity, be beneficial to distributing of heat.Owing to being provided with line bag, the first groove 8 and the second groove 9 more firm.In addition, consider the pillow needle selection electromagnetic valve wearing and tearing in use of M shaped iron core flower and service life, the place that can also contact with tilting member 6 at the first coil 4, second coil 5 or First Line bag 12, second line bag 14 etc. arranges cushion, the buffering foam that such as coated one deck is thin, neither affect magnetic attraction force, the wearing and tearing to coil etc. can also be delayed.
In above-described embodiment, tilting member 6 can be such as ingot iron, for the consideration of controlling cost, also can be that industrial plastic first protruding 10 and second protruding 11 adopts iron simultaneously, cobalt, the ferrimagnets such as nickel are made, and the end face of the first protruding 106 and second projection 117 can be square, also can be arc, in order to the movement locus of the end face making the first protruding 10 and second projection 11 is in corresponding groove as far as possible, and make the degree of wear minimum as far as possible, on the angle at the middle part away from tilting member 6 of the first protruding 10 and second projection 11, chamfering is provided with in the present embodiment, as in Fig. 4 and Fig. 5, respectively illustrate the enlarged drawing of the first groove 8 of the flower pillow needle selection electromagnetic valve of the utility model embodiment and the first protruding 10 and second projection 11 of the second groove 9 correspondence.Also the end face in the outside of the first protruding 10 and second projection 11 can be designed to arc, with this make tilting member 6 with coil adhesive be separated in formed swing process, first protruding 10 and second protruding 11 does not contact with coil or line bag and causes unnecessary wearing and tearing as far as possible, thus extend the service life of tilting member 6, the weight of tilting member 6 can also be alleviated simultaneously.The material of support 11 and line bag is preferably plastics simultaneously, under the prerequisite not affecting magnetic field effect, effectively controls cost.
The magnet assembly of the present embodiment only has a M shaped iron core, and its dynode post 16 can strengthen the attraction of iron core to tilting member 6, makes magnetic line of force distribution Relatively centralized, less on the impact in magnetic field, both sides, avoids the mutual interference between magnetic field and counteracting.Meanwhile, the first protruding 10 and second projection 11 be arranged between magnet two ends among a small circle in, make that the magnetic force of magnet is more effective have been acted in projection, so tilting member 6 is operated stronger.In addition, in order to make Distribution of Magnetic Field concentrate further, on this basis, can also arrange magnetic conduction sheet respectively in the both sides of magnet assembly, by the effect of magnetic conduction sheet, the magnetic induction line sent by magnet assembly guides at electromagnetic valve inner.
In addition, M shaped iron core flower pillow needle selection electromagnetic valve in the utility model, can also be designed to be symmetrical arranged relative to support 1, namely an above-mentioned magnet assembly is set respectively symmetrically in the both sides of support 1, and the winding mode of two of symmetry coils can be contrary, stronger to make the magnetic attraction at tilting member two ends.
Finally, it should be noted that, M type flower pillow needle selection electromagnetic valve provided by the utility model, no matter tilting member has protruding or nothing projection, all achieve following technique effect: each root draw point saves a coil and an iron core, number of fitting parts is less, and magnetic field is more independent, magnetic field anti-tampering with magnetic field utilization rate on all improve a lot compared to existing technology, suction is stronger.
Simultaneously, M shaped iron core flower pillow needle selection electromagnetic valve provided by the utility model, by arranging projection respectively at the two ends of tilting member 6, and make the one end of the coil surrounding two poles respectively stretch out corresponding pole thus form two grooves, two grooves are made to aim at corresponding projection respectively again, make projection relative to the original end face of tilting member 6 more close to iron core, namely coil after powered up, the magnetic line of force of iron core is made first to act on projection before diffusion, and then raised band movable pendulum dynamic component 6 is swung, what tilting member 6 was operated is stronger, and then make tilting member 6, when condition conversion, malfunctioning phenomenon can not occur, thus solve deficiency of the prior art.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (10)
1.M shaped iron core flower pillow needle selection electromagnetic valve, is characterized in that, comprising: support, magnet assembly, and tilting member;
Described magnet assembly comprises a M shaped iron core, the first coil, the second coil, described M shaped iron core comprises left side pole, right side pole, described first coil is arranged on the outer peripheral face of described left side pole, and described second coil is arranged on the outer peripheral face of described right side pole;
The middle part of described tilting member is connected with described holder pivots, and one end of described tilting member is provided with for the first ferromagnetic component with described first fitting coils, and the other end is provided with for the second ferromagnetic component with described second fitting coils.
2. M shaped iron core flower pillow needle selection electromagnetic valve according to claim 1, is characterized in that:
Described first coil is concordant with the end face of described left side pole;
Described second coil is concordant with the end face of described right side pole.
3. M shaped iron core flower pillow needle selection electromagnetic valve according to claim 1, is characterized in that:
The end face of described left side pole stretches out described first coil;
The end face of described right side pole stretches out described second coil.
4. the M shaped iron core flower pillow needle selection electromagnetic valve according to Claims 2 or 3, is characterized in that:
Described first ferromagnetic component comprises the non-magnetic parts on surface disposed thereon;
Described second ferromagnetic component comprises the non-magnetic parts on surface disposed thereon.
5. M shaped iron core flower pillow needle selection electromagnetic valve according to claim 1, is characterized in that:
Described first coil stretches out the end face of described left side pole, forms the first groove;
Described second coil stretches out the end face of described right side pole, forms the second groove;
Described first ferromagnetic component comprises the first projection of the upper surface protruding from described tilting member, and described second ferromagnetic component comprises the second projection of the upper surface protruding from described tilting member;
Described first projection adapts with described first groove;
Described second projection adapts with described second groove.
6. M shaped iron core flower pillow needle selection electromagnetic valve according to claim 5, is characterized in that:
When described first coil electricity, between the upper surface of described first projection and the end face of described left side pole, there is gap;
When described second coil electricity, between the upper surface of described second projection and the end face of described right side pole, there is gap.
7. M shaped iron core flower pillow needle selection electromagnetic valve according to claim 6, is characterized in that:
The height of described first projection is less than the degree of depth of described first groove;
The height of described second projection is less than the degree of depth of described second groove.
8. M shaped iron core flower pillow needle selection electromagnetic valve according to claim 6, is characterized in that:
Described first inside grooves is provided with the first partition;
Described second inside grooves is provided with the second partition.
9. the M shaped iron core flower pillow needle selection electromagnetic valve according to any one of claim 1-3,5-8, is characterized in that:
Described magnet assembly also comprises middle pole, and in the middle part of the end of described middle pole and described tilting member, the shape of upper surface adapts.
10. the M shaped iron core flower pillow needle selection electromagnetic valve according to any one of claim 1-3,5-8, is characterized in that, also comprise:
First Line bag, described First Line bag is the hollow cavity of both ends open, and is arranged between described left side pole and described first coil;
Second line bag, described second line bag is the hollow cavity of both ends open, and is arranged between described right side pole and described second coil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520377222.5U CN204738089U (en) | 2015-06-03 | 2015-06-03 | M sections core flower pillow selects needle solenoid valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520377222.5U CN204738089U (en) | 2015-06-03 | 2015-06-03 | M sections core flower pillow selects needle solenoid valve |
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| Publication Number | Publication Date |
|---|---|
| CN204738089U true CN204738089U (en) | 2015-11-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520377222.5U Expired - Fee Related CN204738089U (en) | 2015-06-03 | 2015-06-03 | M sections core flower pillow selects needle solenoid valve |
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| CN (1) | CN204738089U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108331924A (en) * | 2016-03-28 | 2018-07-27 | 广东普洛测控科技有限公司 | A kind of downhole pulser control valve of low remanent magnetism |
-
2015
- 2015-06-03 CN CN201520377222.5U patent/CN204738089U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108331924A (en) * | 2016-03-28 | 2018-07-27 | 广东普洛测控科技有限公司 | A kind of downhole pulser control valve of low remanent magnetism |
| CN108331924B (en) * | 2016-03-28 | 2020-04-14 | 广东普洛测控科技有限公司 | Low-remanence underground pulse generator control valve |
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