CN205029458U - Electric machine coil subassembly and use its micro -machine - Google Patents
Electric machine coil subassembly and use its micro -machine Download PDFInfo
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- CN205029458U CN205029458U CN201520759693.2U CN201520759693U CN205029458U CN 205029458 U CN205029458 U CN 205029458U CN 201520759693 U CN201520759693 U CN 201520759693U CN 205029458 U CN205029458 U CN 205029458U
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Abstract
The utility model provides an electric machine coil subassembly and use its micro -machine. This coil pack (1) includes: terminal supporting part (11) and skeleton main part (12), wherein, terminal supporting part (11) include: a terminal groove (111), these terminal groove (111) have with for packing terminal (2) the shape assorted structure of buckling of terminal (2) for partly mid portion (23) with terminal (2) partly, outside coupling part (22) of terminal (2) of the wire winding of terminal (2) after installation part (21) imbed terminal groove (111), and wire winding part (21) and stretch out outside coupling part (22) the tip of terminal groove (111) for mid portion (23) about the central part of skeleton main part (12) is outside. Compared with the prior art, increase the constant intensity of terminal with the structure in terminal groove, intensity is higher, but the cost is lower, can effectively reduce inside dew and the steam entering motor simultaneously.
Description
Technical field
The utility model relates to a kind of coil block, in particular to a kind of coil block for motor, and applies the micro-machine of this coil block.
Background technology
Micro-machine is the important foundation product of the every field extensive uses such as factory automation, family life automation, office automation, common small sized motor according to lead-in wire connected mode difference be divided into leaded motor and without lead-in wire motor.Leaded motor is that index wire is connected directly to provide electric current to motor stator winding in respective terminal, i.e. so-called direct connected mode.Be then that motor only has connector port without lead-in wire motor, going between is connected with motor by matched interfaces as unitary part, i.e. so-called indirect connections.
In Chinese utility model patent ZL201220146977.0, disclose a kind of electric machine winding shell system, as shown in figure 17, this electric machine winding shell system comprises: skeleton P1, inserted sheet P2 or weld tabs; Inserted sheet P2 or weld tabs are arranged on skeleton P1; And inserted sheet P2 or weld tabs are provided with the wrapping post P4 with the axes normal of skeleton P1.In the scheme of this utility model patent, due to the direction of wrapping post P4 and the axes normal of skeleton P1 of inserted sheet P2 or weld tabs, make when carrying out automatic winding to two or more skeleton simultaneously, whole coiling action can disposablely complete, no longer need to overturn skeleton, simplify winding process.
But the employing inserted sheet as Chinese utility model patent ZL201220146977.0 or the structure of weld tabs, cost is higher, and easily loosens, and causes electrical connection fault.Specifically, in the scheme of this utility model, the Welding Structure of connecting line and weld tabs or inserted sheet is Straight pull, if outside pulls connecting line, then directly stress point in the junction of connecting line and weld tabs or inserted sheet, like this, through circulation for a long time, easily cause the phenomenon that connecting line loosens.Further, when carrying out the welding of connecting line, coil is exposed to be welded outside, does not close, and the tin sweat(ing) that welding operation produces easily enters motor internal, the phenomenon such as cause motor noise excessive, stuck.In addition, without loose ends structure after the bobbin structure coiling of this utility model, enamelled wire is tight, and easily cause the phenomenon of coil breakage, failure rate is high.
Again such as, in Chinese utility model patent 201320478610.3, disclose a kind of coil rack and apply the stepping motor of this coil rack, this coil rack coordinates the lead-in wire connected mode without lead-in wire, when assembling, first by the terminal holding member on terminal insertion coil rack, then bend terminal, then connecting terminals is loaded terminal-connecting means with terminal holding member.Although this mode without lead-in wire can realize more firm electrical connection, structure and assembly technology are all more complicated, and cost is also higher.
Utility model content
In order to overcome above-mentioned defect one of at least, according to one side of the present utility model, provide a kind of coil block, it comprises: terminal support portion and framework main, wherein, terminal support portion comprises: for loading the terminal groove of terminal, this terminal groove has the structure matched with the bending shape of terminal, make a part for the winding portion of the terminal after installing, a part for the external connection part of terminal and the mid portion built-in end pilot trench of terminal, and the end of winding portion and external connection part external part pilot trench is outside about the core of framework main relative to mid portion.
According to the coil block of the utility model embodiment, alternatively, terminal groove takes the shape of the letter U.
According to the coil block of the utility model embodiment, alternatively, correspond to the terminal bent by right angle, terminal groove has right-angled U structure.
According to the coil block of the utility model embodiment, alternatively, terminal groove is loading direction access portal portion along terminal is provided with pre-determined bit structure, and/or has transition structure inside passage, and this transition structure comprises passage on width, is slightly less than the diameter of terminal or the part of width.
According to the coil block of the utility model embodiment, alternatively, terminal support portion comprises two terminal grooves, is respectively used to loading terminal.
According to the coil block of the utility model embodiment, alternatively, between two terminal grooves, U-shaped creepage structure is provided with.
According to the coil block of the utility model embodiment, alternatively, coil block is made up of polybutylene terephthalate (PBT) material.
According to the coil block of the utility model embodiment, alternatively, coil block is integrated.
According to the coil block of the utility model embodiment, alternatively, terminal support portion integrated injection molding after loading terminal.
According to the coil block of the utility model embodiment, alternatively, the two sides of terminal support portion are provided with convex closure structure, wherein, this convex closure structure is triangle, is symmetrical set in the two sides of terminal support portion.
According to another aspect of the present utility model, provide a kind of micro-machine, it comprises aforesaid coil block.
According to another aspect of the present utility model, provide a kind of micro-machine, it comprises: coil block and terminal, and wherein, coil block comprises: terminal support portion and framework main, and this terminal support portion comprises the terminal groove for loading terminal; Terminal comprises the winding portion, external connection part and the mid portion that are bent to form, wherein, a part for winding portion, a part for external connection part and mid portion built-in end pilot trench, and the end of winding portion and external connection part external part pilot trench is outside about the core of framework main relative to mid portion.
According to the micro-machine of the utility model embodiment, alternatively, terminal support portion comprises two terminal grooves, is respectively used to loading terminal.
According to the micro-machine of the utility model embodiment, alternatively, two terminals winding portion separately loading two terminal grooves is placed in abutting end.
According to the micro-machine of the utility model embodiment, alternatively, winding portion is being carried out to coiling and after warding off tin, by this winding portion to bend a less sharp angle around the direction of tightening up of electric wire, the terminal groove position corresponding in the bending of this winding portion is provided with bending bit architecture.
According to the micro-machine of the utility model embodiment, alternatively, micro-machine also comprises: the outlet box being installed on terminal support portion, and this outlet box comprises: terminal hole and gathering sill, wherein, terminal hole is protruding from this terminal hole for the external connection part of terminal; Metallic channel, embeds wherein after outreaching wire bending.
According to the micro-machine of the utility model embodiment, alternatively, metallic channel is L shape.
According to the micro-machine of the utility model embodiment, alternatively, the fore-end outreaching wire is pressed into the L shape metallic channel of outlet box after right angle bending, and this outreaches the head of the naked layer of wire and external connection part is electrically connected.
According to the micro-machine of the utility model embodiment, alternatively, outlet box comprises two metallic channels, and these two metallic channels are symmetrical about the centerline axis of outlet box.
According to the micro-machine of the utility model embodiment, alternatively, external connection part stretches out rear bending from terminal hole.
According to the micro-machine of the utility model embodiment, alternatively, the back side of outlet box is provided with one or more limit rib and/or positioning bar.
According to the micro-machine of the utility model embodiment, alternatively, micro-machine also comprises the wire outlet box cover being installed on outlet box, and the shape of this wire outlet box cover and the external shape of outlet box match, and the external connection part of terminal and the head cover outreaching wire is entered wherein.
According to the micro-machine of the utility model embodiment, alternatively, by ultrasonic bonding, line lid is fixed on outlet box.
According to the micro-machine of the utility model embodiment, alternatively, this micro-machine is stepping motor for washing machine drainage or synchronous machine.
According to the coil block of the utility model embodiment and the motor applying it, compared with prior art, do not adopt the mode of inserted sheet or weld tabs, but the constant intensity of terminal is increased by the structure of terminal groove, intensity is higher, but cost is lower, simultaneously effectively dew can be reduced and steam enters motor internal.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme of the utility model embodiment, be briefly described below by the accompanying drawing of embodiment, apparently, the accompanying drawing in the following describes only relates to embodiments more of the present utility model, but not to restriction of the present utility model.
Fig. 1 schematically shows the main pseudosection of the coil block according to the utility model embodiment;
Fig. 2 is the end view of the coil block according to the utility model embodiment, and wherein Fig. 2 A is the partial enlarged view of Fig. 2;
Fig. 3 schematically shows process terminal being installed to the coil block according to the utility model embodiment;
Fig. 4 schematically shows and terminal is installed to the structure after according to the coil block of the utility model embodiment, and wherein Fig. 4 A is the partial enlarged view of Fig. 4;
Fig. 5 schematically shows winding wire around the loop construction after terminal;
Fig. 6 has installed terminal and the schematic sectional side view of coil after coiling, and wherein Fig. 6 A is the partial enlarged view of Fig. 6;
Fig. 7 is the schematic sectional side view of coil shown in Fig. 6 after the bending of terminal winding portion, and wherein Fig. 7 A is the partial enlarged view of Fig. 7;
Fig. 8 is the schematic perspective view of the motor according to the utility model embodiment;
Fig. 9 is the schematic perspective view of the motor shown in Fig. 8 after the bending of terminal outer coupling part;
Figure 10 is that motor shown in Fig. 9 connects the schematic perspective view after outreaching wire;
Figure 11 is the schematic perspective view that wire outlet box cover process installed by motor shown in Figure 10;
Figure 12 is the schematic perspective view after wire outlet box cover installed by motor shown in Figure 10;
Figure 13 is the side cutaway view of motor shown in Figure 12;
Figure 14 A and Figure 14 B schematically shows a kind of modification of the terminal support portion of the coil block according to the utility model embodiment;
Figure 15 A and Figure 15 B schematically shows a kind of modification of the outlet box according to the utility model embodiment;
The outlet box that Figure 16 A and Figure 16 B respectively illustrates Figure 15 A and Figure 15 B is installed to the configuration state after coil block;
Figure 17 shows the electric machine winding shell system according to prior art.
Reference numeral
1 coil block
11 terminal support portion
111 terminal grooves
1111 transition structures
1112 pre-determined bit structures
1113 bending bit architectures
112 convex closure structures
Structure that 113U type is creepage
12 framework main
121 upper backup pads
122 lower supporting plates
123 wrapping posts
2 terminals
21 winding portions
22 external connection part
23 mid portions
3 outlet boxes
31 metallic channels
32 terminal holes
33 limit ribs
34 positioning bars
4 outreach wire
41 outreach wire head
5 wire outlet box covers
Embodiment
For making the object of the utility model embodiment, technical scheme and advantage clearly, below in conjunction with the accompanying drawing of the utility model embodiment, the technical scheme of the utility model embodiment is clearly and completely described.Obviously, described embodiment is a part of embodiment of the present utility model, instead of whole embodiments.Based on described embodiment of the present utility model, the every other embodiment that those of ordinary skill in the art obtain under without the need to the prerequisite of creative work, all belongs to the scope of the utility model protection.
Unless otherwise defined, technical term used herein or scientific terminology should be in field belonging to the utility model the ordinary meaning that the personage with general technical ability understands." first ", " second " that use in the utility model patent application specification and claims and similar word do not represent any order, quantity or importance, and are only used to distinguish different parts.Equally, the similar word such as " " or " " does not represent restricted number yet, but represents to there is at least one.
Fig. 1 schematically shows the main pseudosection of the coil block according to the utility model embodiment.As shown in Figure 1, coil block 1 comprises: terminal support portion 11 and framework main 12.Wherein, terminal support portion 11 comprises the terminal groove 111 for loading terminal 2.Terminal 2 comprises: winding portion 21, external connection part 22 and mid portion 23.
Terminal support portion 11 usually and framework main 12 be fixed together, both also can be integrated.When carrying out the assembling of motor, first terminal 2 is loaded the terminal groove 111 of terminal support portion 11; Then in the winding portion 21 of terminal 2, carry out coiling (be namely drawn by the wire of the correspondence be wrapped in framework main 12 (enamelled wire), be wrapped in the winding portion 21 of terminal 2); After having carried out coiling process, usually tin process is warded off to winding portion 21, conducted with the enamelled wire realizing terminal 2 corresponding with it; Last again by the external connection part 22 of terminal with outreach wire and be electrically connected.
Because terminal 2 loads in terminal groove 111 after being bent, and terminal 2 can be the connecting parts such as metal policy, and therefore, the bending of terminal 2 is often in an angle (right angle or other angle) but not in a radian.For closing with the matching form of terminal 2, terminal groove 111 can take the shape of the letter U, and it there is no large arc form in groove passage corner.Especially, if the two ends of terminal 2 are bent by right angle, then correspondingly terminal groove 111 at right angles U-shaped.Generally speaking, right angle bending is more prone to realize, and form is standardization more also, can realize Machine automated bending and assembling.Alternatively, the bending angle of terminal 2 also can and the right angle of non-critical, that is, correspondingly, in the U-shaped of terminal groove 111 two vertical-shaped parts also can and not parallel.In addition, as shown in Figure 1, the outward opening of the U-shaped structure of terminal groove 111, namely outside relative to the core of circular framework main body 12 direction.Like this, the winding portion 21 of the terminal 2 after installation and the end of external connection part 22 are outside about the core of framework main 12 relative to the mid portion 23 of terminal 2, so can realize coiling more easily.Further, the U-shaped structure of terminal groove also can prevent terminal from moving relative to framework main 12 on the direction of the opening of U-shaped structure or deviating from.As shown in Figure 1, a part of built-in end pilot trench 111 of the winding portion 21 of terminal 2, another part stretches out from the side of terminal groove 111, to carry out coiling; The external connection part 22 of terminal 2 is also a part of built-in end pilot trench 111, and another part stretches out from the side of terminal groove 111, with outreach wire and be electrically connected; Winding portion 21 is parallel with the bearing of trend of external connection part 22.
Fig. 2 is the end view of the coil block according to the utility model embodiment, and wherein Fig. 2 A is the partial enlarged view of Fig. 2.The structure of framework main 12 more clearly can be found out from Fig. 2.As shown in Figure 2, framework main 12 comprises upper backup pad 121, lower supporting plate 122 and the wrapping post 123 be positioned between the two.Wherein, terminal support portion 11 is arranged on the outer rim of upper backup pad 121; Enamelled wire is around in wrapping post 123.Here the appellation for upper backup pad and lower supporting plate is to be described by reference to the accompanying drawings, but not represents concrete overlying relation.
Can more clearly from the side to the structure of terminal groove 111 from Fig. 2 A.As shown in Figure 2 A, terminal groove 111 comprises transition structure 1111, also comprises pre-determined bit structure 1112 and/or bending bit architecture alternatively.Three structures are separate, can have one or more simultaneously.
Terminal groove 111 has transition structure 1111 inside the passage in the direction loaded along terminal 2.Specifically, transition structure 1111 is actually the change width of the terminal loading passage in the direction loaded along terminal 2, as shown in Figure 2, the width of opening portion loading passage equals or slightly larger than the diameter (terminal section is for circular) of terminal or width (such as terminal is policy), then passage has one section of diameter or width being slightly less than terminal on width, the width of passage becomes again large afterwards, and applicable terminal is embedded into the bottom loading passage.The change of this width can be even transition, as shown in the figure.This transition structure can help to be fixed in terminal groove 111 by terminal 2 on the direction loaded along terminal 2.
If adopt the diameter of width slightly larger than terminal or the structure of width that are similar to the opening portion of the loading passage shown in Fig. 2 and Fig. 2 A, so this structure can play the effect of pre-determined bit, that is, in guide terminal 2 upstream end pilot trench 111, the installation of terminal 2 is convenient to.So this structure can be claimed to be pre-determined bit structure 1112.Alternatively, pre-determined bit structure 1112 can also be other structure, such as, is arranged at the rounding structure of terminal groove 111 opening part.
Alternatively, bending bit architecture 1113 is also provided with in the bottom of one end of the U-shaped structure of terminal groove 111, this bending bit architecture 1113 can be square fluting, can make after the installation site (as illustrated in figures 4 and 4) of winding portion 21 built-in end pilot trench 111 bottom of terminal 2, the head of this winding portion 21 can have the space (as shown in figs. 7 and 7 a) of bending, avoid enamelled wire to be squeezed, cause disconnection fault.
The making material of terminal support portion 11 can be plastic material, and such as, PBT (polybutylene terephthalate (PBT)) material, both can having kept overall rigidity, and also can having had passage because there is the elasticity of certain deformation when terminal loads.Alternatively, the framework main 12 of coil block 1 also adopts the material identical with terminal support portion 11, and that is, coil block 1 itself is that PBT material is made.Coil block 1 also can be integrated.The material of terminal 2 is conductive metal material.According to embodiment of the present utility model, two terminal grooves 111 can be set in the terminal support portion 11 of coil block 1, as depicted in figs. 1 and 2, two terminals 2 can be loaded like this, each terminal 2 outreaches wire be electrically connected with one, and this design is applicable to monophase machine usually.Alternatively, difference according to demand, also can be arranged more than two terminal grooves 111 in terminal support portion 11.
Fig. 3 schematically shows process terminal being installed to the coil block according to the utility model embodiment.Before Fig. 3 actually show and terminal 2 loaded coil block 1 and among two states.Before mounting terminal 2, first as shown in Figure 1 terminal 2 is bent; Then as shown in Figure 3, two terminals 2 are respectively charged into two terminal grooves 111 along arrow direction in figure.During concrete installation, consider mating of terminal shape and terminal groove shape, terminal can be kept flat (perpendicular to the direction of arrow in figure, this direction of arrow can be parallel to the central axis direction of framework main 12) loads in a corresponding terminal groove; The respective winding portion 21 of two terminals 2 is adjacent, is that is placed in the abutting end of two terminal grooves.Only need location due to work terminal being installed to terminal groove and load, therefore automatically can be completed by machine.
Fig. 4 schematically shows and terminal is installed to the structure after according to the coil block of the utility model embodiment, and wherein Fig. 4 A is the partial enlarged view of Fig. 4.Composition graphs 4A and Fig. 2 A can understand the effect of aforesaid transition structure 1111 better.As shown in Figure 4 A, after the appropriate section (winding portion 21, external connection part 22 or mid portion 23) of terminal 2 enters into terminal groove 111, under the effect of transition structure 1111, can through the channel part of one section of narrowed width, then the part that channel bottom width broadens again is arrived, thus the channel part of narrowed width can play the fixation to terminal, the rightabout preventing terminal from loading direction along it is deviate from from terminal groove 111.
In scheme shown in Fig. 2 ~ Fig. 4, terminal 2 is fit into terminal groove 111 from the opening of the terminal groove 111 of terminal support portion 11, and enters along open channel (may comprise pre-determined bit structure 1112 and transition structure 1111), arrives installation site.Alternatively, also can adopt other mode that terminal 2 is installed to terminal groove 111.Such as, by terminal 2 and terminal support portion 11 (comprising terminal groove 111) injection moulding integrated molding, that is, terminal 2 can be put into mould, adds injection molding material, by one-body molded to terminal 2 and terminal support portion 11.Under this mounting means, then terminal groove 111 no longer has above-mentioned open channel.
Fig. 5 schematically shows winding wire around the coil after terminal.As shown in Figure 5, the wire (enamelled wire) that two wrapping posts 123 from framework main 12 are drawn is wound into the winding portion 21 of two terminals respectively.As previously mentioned, when coiling, winding portion 21 is protruding relative to hub of a spool, is conducive to automatic winding like this; Further, two winding portions 21 are adjacent, are also of value to and use machine automatic winding.After having carried out coiling process, usually tin process is warded off to winding portion, conducted with the enamelled wire realizing terminal corresponding with it.
Fig. 6 has installed terminal and the schematic sectional side view of coil after coiling, and wherein Fig. 6 A is the partial enlarged view of Fig. 6.Fig. 7 is the schematic sectional side view of coil shown in Fig. 6 after the bending of terminal winding portion, and wherein Fig. 7 A is the partial enlarged view of Fig. 7.Comparison diagram 7 (Fig. 7 A) and Fig. 6 (Fig. 6 A), can see, after carrying out coiling (and warding off tin) to the winding portion 21 of terminal 2 as previously mentioned, can carry out bending process to the winding portion 21 of terminal 2.Through coiling with after warding off tin process, enamelled wire may stretch tight tighter, may break in the installation process below.According to embodiment of the present utility model, terminal winding portion 21 can be bent an angle [alpha] to the direction (such as, inside coil sides) of tightening up of electric wire, from the level of tightness reducing enamelled wire.α can be a less acute angle, can play the effect of loose ends, is unlikely to too pine.Such enamelled wire just has certain relaxing, and avoids causing broken string, thus can reduce the scrappage of coil.In addition, in existing terminal coiling with ward off in tin process, in order to prevent single line from breaking, five bursts of doubling techniques are adopted, that is, 5 enamelled wires are twisted with the fingers together, is then wrapped in the appropriate section of terminal, but, this technique easily causes the enamelled coating of wire to damage, and strikes sparks bad.And according to the coil block of the utility model embodiment, above-mentioned terminal bending loose ends structure can be adopted, so both can prevent broken string, also can not adopt five bursts of doubling techniques of relative complex.In Fig. 7 and Fig. 7 A, the inside coil sides bending of head of winding portion 21, alternatively, as long as can realize loose ends, also can adopt other overbending direction.
Fig. 8 is the schematic perspective view of the motor according to the utility model embodiment.Motor internal shown in Fig. 8 is provided with aforesaid coil block, and has installed the outlet box 3 matched with aforementioned coil block.As shown in Figure 8, outlet box 3 is installed on terminal support portion 11, and outlet box 3 comprises terminal hole 32, and the external connection part 22 for terminal 2 is protruding from this terminal hole 32; Outlet box 3 also comprises metallic channel 31, embeds wherein after outreaching wire bending.In the example shown in Fig. 8, metallic channel 31 has " L " shape, and two metallic channels 31 are symmetrical about the centerline axis of outlet box 3.
Fig. 9 is the schematic perspective view of the motor shown in Fig. 8 after the bending of terminal outer coupling part.As shown in Figure 9, the external connection part 22 of terminal 2 stretches out backward upper bending (alternatively from the terminal hole 32 of outlet box 3, also can bend downwards), external connection part 22 after bending more easily by the electric connection mode such as welding, riveted joint, puncture type with outreach wire and be connected, bend simultaneously and also can reduce overall volume.
Figure 10 is that motor shown in Fig. 9 connects the schematic perspective view after outreaching wire.The fore-end outreaching wire 4 is pressed into the L shape metallic channel of outlet box 3 after right angle bending, the mode such as passes through to weld after what its end was exposed outreach wire head 41 and the external connection part 22 of terminal 2 overlaps and is electrically connected.Being pressed into rectangular pressuring line groove 31 again by outreaching after wire 4 bends, the head 41 outreaching wire 4 is electrically connected place Impact direction with terminal outer coupling part 22 can be changed, thus improve the pull-off strength outreaching wire.Corresponding to the L shape metallic channel of outlet box 3, the bending angle outreaching wire 4 is right angle, and the automatic looper of complete machine (terminal) of being more convenient for like this, is also conducive to automatic bending external wire and is pressed into pressuring line groove, and with automatic assembly line location, then by robot automatic welding.Alternatively, also can adopt other bending angle, coordinate difform metallic channel.
Outlet box 3 can also install wire outlet box cover 5, as shown in figure 11.In conjunction with shown in Figure 12 and 13, the shape of wire outlet box cover 5 and the external shape of outlet box 3 match, and after installing can by the external connection part 22 of terminal 2 and the head 41 outreaching wire 4 all quilt cover enter wire outlet box cover 5, can prevent so externally accessible both electrical connection and exposed part, improve fail safe, can also assist and fixedly outreach wire 4.Wire outlet box cover 5 can be rigidly connected to outlet box 3.Alternatively, adopted by wire outlet box cover 5 supersonic welding to be connected to outlet box 3 outside, thus promote weld strength, make stable connection, and make weld be hedged off from the outer world further, security performance is high.The assembling of wire outlet box cover 5 also can adopt Automated assembly, and carries out ultrasonic bonding on automatic production line.
Figure 14 A and Figure 14 B schematically shows a kind of modification of the terminal support portion of the coil block according to the utility model embodiment.Figure 14 A and Figure 14 B shows the coil block according to the utility model embodiment with different angles respectively, and terminal support portion 11 wherein has and aforementioned different structure.Specifically, between two terminal grooves 111, be provided with U-shaped creepage structure 113, motor creepage distance can be increased, and two terminal grooves 111 can be separated, the isolated terminal embedding two terminal grooves respectively, prevents from causing short circuit etc. because of water stain, is convenient to outlet box orientation assemble simultaneously further; In addition, the two sides of terminal support portion 11 are provided with convex closure structure 112, this convex closure structure can be triangle, arranges in the bilateral symmetry of terminal support portion 11, the installation of outlet box can be made more to be fixed by arranging convex closure.
Figure 15 A and Figure 15 B schematically shows a kind of modification of the outlet box according to the utility model embodiment; The outlet box that Figure 16 A and Figure 16 B respectively illustrates Figure 15 A and Figure 15 B is installed to the configuration state after coil block.The back side of the outlet box of Figure 15 A and Figure 15 B is provided with one or more limit rib 33 and/or positioning bar 34.Wherein, increase positioning bar 34 in outlet box 3 back side middle inside, support force during ultrasonic bonding can be increased, be convenient to the orientation assemble of outlet box 3 simultaneously; Inside outlet box 3 back side, both sides increase limit rib 33, are convenient to the orientation assemble of outlet box 3.
According to the micro-machine of the utility model embodiment, such as, being a kind of stepping motor, also can be synchronous machine.Especially, can be drain motor for washing machine drainage.
According to the coil block of the utility model embodiment and the motor applying it, compared with prior art, do not adopt the mode of inserted sheet or weld tabs, but the constant intensity of terminal is increased by the structure of terminal groove, intensity is higher, but cost is lower, simultaneously effectively dew can be reduced and steam enters motor internal; Further, the structural design such as terminal groove, pressuring line groove, be conducive to the Automated assembly of motor, between assembly, gap is less, and assembling is also more firm, thus the stability of the lower work of lifting motor vibration.
The above is only exemplary embodiment of the present utility model, but not for limiting protection range of the present utility model, protection range of the present utility model is determined by appended claim.
Claims (24)
1. a coil block (1),
It is characterized in that, comprising:
Terminal support portion (11) and framework main (12), wherein,
Described terminal support portion (11) comprising: for loading the terminal groove (111) of terminal (2),
This terminal groove (111) has the structure matched with the bending shape of described terminal (2), a part for winding portion (21) for the terminal (2) after installing, a part for the external connection part (22) of terminal (2) and the mid portion (23) of terminal (2) is made to embed described terminal groove (111)
And the end that described winding portion (21) and described external connection part (22) stretch out described terminal groove (111) is outside about the core of described framework main (12) relative to described mid portion (23).
2. coil block according to claim 1 (1), is characterized in that, described terminal groove (111) takes the shape of the letter U.
3. coil block according to claim 1 (1), is characterized in that, correspond to the described terminal (2) bent by right angle, described terminal groove (111) has right-angled U structure.
4. coil block according to claim 1 (1), it is characterized in that, described terminal groove (111) is loading direction access portal portion along described terminal (2) is provided with pre-determined bit structure (1112), and/or there is inside passage transition structure (1111), this transition structure (1111) comprises described passage on width, is slightly less than the diameter of described terminal or the part of width.
5. coil block according to claim 1 (1), is characterized in that, described terminal support portion (11) comprises two terminal grooves (111), is respectively used to loading terminal (2).
6. coil block according to claim 5 (1), is characterized in that, between described two terminal grooves (111), be provided with U-shaped creepage structure (113).
7. coil block according to claim 1 (1), is characterized in that, described coil block (1) is made up of polybutylene terephthalate (PBT) material.
8. coil block according to claim 1 (1), is characterized in that, described coil block (1) is integrated.
9. coil block according to claim 1 (1), is characterized in that, described terminal support portion (11) is at loading described terminal (2) integrated injection molding afterwards.
10. coil block according to claim 1 (1), it is characterized in that, the two sides of described terminal support portion (11) are provided with convex closure structure (112), wherein, this convex closure structure (112) is triangle, is symmetrical set in the two sides of described terminal support portion (11).
11. 1 kinds of micro-machines, is characterized in that, comprise the coil block (1) according to any one of claim 1-10.
12. 1 kinds of micro-machines,
It is characterized in that, comprising: coil block (1) and terminal (2), wherein,
Described coil block (1) comprising: terminal support portion (11) and framework main (12), and this terminal support portion (11) comprises the terminal groove (111) for loading described terminal (2);
Described terminal (2) comprises the winding portion (21), external connection part (22) and the mid portion (23) that are bent to form, wherein,
A part and the described mid portion (23) of a part for described winding portion (21), described external connection part (22) embed described terminal groove (111), and the end that described winding portion (21) and described external connection part (22) stretch out described terminal groove (111) is outside about the core of described framework main (12) relative to described mid portion (23).
13. micro-machines according to claim 12, is characterized in that, described terminal support portion (11) comprises two terminal grooves (111), are respectively used to loading terminal (2).
14. micro-machines according to claim 13, is characterized in that, the winding portion (21) loading described two terminals (2) of described two terminal grooves (111) respective is placed in abutting end.
15. micro-machines according to claim 12, it is characterized in that, coiling is being carried out to described winding portion (21) and after warding off tin, by this winding portion (21) to bend a sharp angle (α) around the direction of tightening up of electric wire, terminal groove (111) position corresponding in this winding portion (21) bending is provided with bending bit architecture (1113).
16. micro-machines according to claim 12, is characterized in that, described micro-machine also comprises: the outlet box (3) being installed on described terminal support portion (11),
This outlet box (3) comprising: terminal hole (32) and metallic channel (31), wherein,
Described terminal hole (32) is protruding from this terminal hole (32) for the external connection part (22) of described terminal (2);
Described metallic channel (31), embeds wherein after outreaching wire (4) bending.
17. micro-machines according to claim 16, is characterized in that, described metallic channel (31) is L shape.
18. micro-machines according to claim 17, it is characterized in that, the described fore-end outreaching wire (4) is pressed into the L shape metallic channel (31) of described outlet box (3) after right angle bending, and this head (41) outreaching the naked layer of wire (4) is electrically connected with described external connection part (22).
19. micro-machines according to claim 16, it is characterized in that, described outlet box (3) comprises two described metallic channels (31), and these two metallic channels (31) are symmetrical about the centerline axis of described outlet box (3).
20. micro-machines according to claim 16, is characterized in that, described external connection part (22) stretches out rear bending from described terminal hole (32).
21. micro-machines according to claim 16, is characterized in that, are provided with one or more limit rib (33) and/or positioning bar (34) at the back side of described outlet box (3).
22. micro-machines according to claim 16, it is characterized in that, described micro-machine also comprises the wire outlet box cover (5) being installed on described outlet box (3), the shape of this wire outlet box cover (5) and the external shape of described outlet box (3) match, and the external connection part (22) of described terminal (2) and the described head (41) outreaching wire (4) are covered into wherein.
23. micro-machines according to claim 22, is characterized in that, by ultrasonic bonding, described line lid (5) are fixed on described outlet box (3).
24. micro-machines according to claim 12, is characterized in that, described micro-machine is stepping motor for washing machine drainage or synchronous machine.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520759693.2U CN205029458U (en) | 2015-09-28 | 2015-09-28 | Electric machine coil subassembly and use its micro -machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520759693.2U CN205029458U (en) | 2015-09-28 | 2015-09-28 | Electric machine coil subassembly and use its micro -machine |
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| CN205029458U true CN205029458U (en) | 2016-02-10 |
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| CN201520759693.2U Active CN205029458U (en) | 2015-09-28 | 2015-09-28 | Electric machine coil subassembly and use its micro -machine |
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| CN (1) | CN205029458U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106710834A (en) * | 2017-03-29 | 2017-05-24 | 深圳市德西机电有限责任公司 | Winding skeleton and rotary transformer |
| CN107204669A (en) * | 2017-06-30 | 2017-09-26 | 安徽美芝制冷设备有限公司 | Stator module, motor and compressor |
| CN110495842A (en) * | 2019-09-30 | 2019-11-26 | 江苏雷利电机股份有限公司 | Motor, water segregator and the dish-washing machine with the water segregator |
| CN111886781A (en) * | 2018-03-23 | 2020-11-03 | 瓦莱奥电机设备公司 | Electric connection device for rotating electric machine |
| CN112185666A (en) * | 2020-09-10 | 2021-01-05 | 东莞顺络电子有限公司 | Terminal, assembled inductor and manufacturing method of terminal |
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2015
- 2015-09-28 CN CN201520759693.2U patent/CN205029458U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106710834A (en) * | 2017-03-29 | 2017-05-24 | 深圳市德西机电有限责任公司 | Winding skeleton and rotary transformer |
| CN106710834B (en) * | 2017-03-29 | 2019-06-07 | 深圳市德西机电有限责任公司 | Winding bobbin and rotary transformer |
| CN107204669A (en) * | 2017-06-30 | 2017-09-26 | 安徽美芝制冷设备有限公司 | Stator module, motor and compressor |
| CN111886781A (en) * | 2018-03-23 | 2020-11-03 | 瓦莱奥电机设备公司 | Electric connection device for rotating electric machine |
| CN110495842A (en) * | 2019-09-30 | 2019-11-26 | 江苏雷利电机股份有限公司 | Motor, water segregator and the dish-washing machine with the water segregator |
| CN112185666A (en) * | 2020-09-10 | 2021-01-05 | 东莞顺络电子有限公司 | Terminal, assembled inductor and manufacturing method of terminal |
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