CN204243948U - Coil rack and motor - Google Patents
Coil rack and motor Download PDFInfo
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- CN204243948U CN204243948U CN201420818103.4U CN201420818103U CN204243948U CN 204243948 U CN204243948 U CN 204243948U CN 201420818103 U CN201420818103 U CN 201420818103U CN 204243948 U CN204243948 U CN 204243948U
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- main part
- extension
- relay
- frame body
- coil rack
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- 238000004804 winding Methods 0.000 claims abstract description 28
- 238000005452 bending Methods 0.000 claims description 4
- 238000006073 displacement reaction Methods 0.000 claims description 2
- 239000000758 substrate Substances 0.000 description 14
- 238000010586 diagram Methods 0.000 description 11
- 230000002093 peripheral effect Effects 0.000 description 7
- 238000005476 soldering Methods 0.000 description 4
- 238000000465 moulding Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
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Abstract
A kind of coil rack and motor, even if apply, towards the load of the side of terminal pins bearing of trend, terminal pins also can be suppressed to conjugate to the terminal pins kept by frame body.In motor, the insulating properties frame body that coil rack comprises the main part with the tubular being wound with winding wire and the terminal pins kept by frame body.Terminal pins has the first extension that the side Z1 along Z-direction extends, the relay bent from the end of the opposite side of the Z-direction of the first extension towards X-direction and the second extension extended towards the opposite side Z2 of Z-direction with the end of the first extension opposite side from relay.Frame body has and supports relay from the side Z1 of Z-direction and limit the support that the second extension conjugates towards the side Z1 of Z-direction.
Description
Technical field
The utility model relates to the coil rack and motor that a kind of terminal pins kept by frame body.
Background technology
Comprise for the coil rack in motor etc.: insulating properties frame body, described insulating properties frame body has the main part of the tubular being wound with winding wire; And terminal pins, the linearly extension of described terminal pins, the end being wound in the winding wire of main part is wrapped in the end of the side of terminal pins (with reference to patent documentation 1).
In the coil rack of this structure, terminal pins is by being held in frame body in the hole that is pressed into frame body or by insert-molding during forming skeleton body.
Patent documentation 1: Japanese Unexamined Patent Publication 2004-251656 publication
Utility model content
Utility model technical problem to be solved
In the coil rack described in patent documentation 1, when utilizing terminal pins to power to winding wire, such as, by soldering, wiring substrate is connected with the end of the opposite side of terminal pins, and is powered to terminal pins by wiring substrate.
But, in the coil rack described in patent documentation 1, due to the linearly extension of terminal pins, if therefore execute loaded words when the end making wiring substrate with the opposite side of terminal pins is connected to terminal pins, then terminal pins conjugates towards side sometimes, in this case, may break because applying excessive tension force to the end of winding wire.
In view of the above problems, even if the problem of the present utility model coil rack that is to provide a kind of terminal pins to being held in frame body to apply terminal pins also can be suppressed to conjugate towards the load of the side of the bearing of trend of terminal pins and motor.
The method of dealing with problems
In order to solve above-mentioned problem, the coil rack involved by the utility model has: the insulating properties frame body comprising the main part of the tubular being wound with winding wire; And be maintained at the terminal pins of described frame body, the feature of described coil rack is, described terminal pins comprises: the first extension, and described first extension extends along the side of first direction and has the first terminal portion of the end being wound with described winding wire in the part of giving prominence to from described frame body; Relay, described relay is bending from the end of the opposite side of the described first direction of described first extension towards the second direction crossing with described first direction; And second extension, described second extension extends from the end of the side contrary with described first extension of described relay towards the described opposite side of described first direction, and in the part outstanding from described frame body, there is the second portion of terminal, described frame body has from relay described in the described side bearing of described first direction and limits the support of described second extension towards the described side displacement of described first direction.
In the utility model, terminal pins has the first extension that the side along first direction extends, the relay bent from the end of the opposite side of the first direction of the first extension towards the second direction crossing with first direction and the second extension extended towards the opposite side of first direction with the end of the first extension opposite side from relay, and frame body has the support of the side bearing relay from first direction.Therefore, even if apply load to the second portion of terminal of the second extension, also can utilize the support of frame body, suppress the second extension of being caused by described load and relay to conjugate towards the side of first direction.Therefore, the first terminal portion being wound with the end of winding wire in terminal pins not easily conjugates.
In the utility model, preferred described support is from least described relay relay described in the described side bearing of described first direction and the bend between described second extension.The support of frame body can be utilized reliably to bear the load applied the second extension by described structure, therefore, it is possible to suppress the second extension and relay to conjugate towards the side of first direction more reliably.
In the utility model, preferred described support is from the whole described relay of a described side bearing of described first direction.The support of frame body can be utilized reliably to bear the load applied the second extension by described structure, therefore, it is possible to suppress the second extension and relay to conjugate towards the side of first direction more reliably.
In the utility model, preferred described frame body has and to abut with described relay from the both sides of the third direction crossing with described first direction and this both direction of described second direction and to limit the wall portion that described relay conjugates towards described third direction.Terminal pins can be prevented around the first extension rotation etc. by described structure.
In the utility model, preferred described wall portion and described support are formed at towards the described opposite side opening of described first direction and in the groove that inner side accommodates described relay.Relay can be made to insert from the opposite side of first direction by described structure and terminal pins is installed on frame body.
In the utility model, preferably described first extension is pressed in the through hole extended along described first direction in described frame body.Can by terminal pins being installed on frame body in the hole that the first extension is pressed into frame body by described structure.
In the utility model, described terminal pins can adopt by described frame body be formed at one end of described main part first along portion and be formed at described main part the other end second along in portion one side keep structure.
In the utility model, preferred described frame body have in the end of the radial direction of described main part overall dimension larger than described main part along portion, described terminal pins by described along portion keep and described support is formed at described along portion.Support can be formed in the larger context by described structure.
In the utility model, preferred described frame body have in an end of the radial direction of described main part overall dimension larger than described main part first along portion, have in the end of the opposite side of the radial direction of described main part overall dimension larger than described main part second along portion, described first along portion with described second along opposed across described main part between portion, be wound in around described main part along winding wire between portion along portion and described second described first.Reel defeated and dispersed or winding position of winding wire can be suppressed to depart from by described structure.
The utility model can specify the motor comprising the coil rack with said structure, and in this case, motor has the stator core that salient pole is inserted into the inner side of described main part.
In the utility model, be preferably formed at the inner surface of described main part and abut with described salient pole and to limit described cylinder portion relative to the protuberance of described salient pole towards the projected direction movement of described salient pole.The position between stator core and coil rack can be avoided to offset by described structure.
Utility model effect
In the utility model, terminal pins has the first extension that the side along first direction extends, the relay bent from the end of the opposite side of the first direction of the first extension towards the second direction crossing with first direction and the second extension extended towards the opposite side of first direction with the end of the first extension opposite side from relay, and frame body has the support of the side bearing relay from first direction.Therefore, even if apply load to the second portion of terminal of the second extension, second extension that the support of frame body also can be utilized to suppress to be caused by described load and relay conjugate towards the side of first direction.Therefore, the first terminal portion being wound with the end of winding wire in terminal pins not easily conjugates.
Accompanying drawing explanation
Fig. 1 (a), Fig. 1 (b) are the key diagram applying motor of the present utility model.
Fig. 2 (a), Fig. 2 (b), Fig. 2 (c) are the exploded view applying motor of the present utility model.
Fig. 3 (a), Fig. 3 (b), Fig. 3 (c) are the key diagram of the stator applying motor of the present utility model.
Fig. 4 (a), Fig. 4 (b) are the key diagram of the coil rack of the application motor of the present utility model observed from the opposite side of Z-direction.
Fig. 5 (a), Fig. 5 (b) be from the unilateral observation of Z-direction to the key diagram of coil rack of application motor of the present utility model.
Fig. 6 (a), Fig. 6 (b) are the key diagram of other coil racks of the application motor of the present utility model observed from the opposite side of Z-direction.
(symbol description)
1 ... motor
3 ... wiring substrate
5 ... rotor
6 ... stator
10 ... output shaft
7 ... coil rack
8,8a, 8b ... terminal pins
60 ... stator core
61 ... salient pole
70 ... frame body
71 ... main part
80a ... the first terminal portion
80b ... second portion of terminal
81 ... first extension
82 ... relay
83 ... second extension
90 ... winding wire
711 ... the inner surface of main part
730 ... the end face of frame body
781 ... groove
782 ... through hole
785 ... support
786,787 ... sidewall portion
Embodiment
Referring to accompanying drawing, application coil rack of the present utility model and motor are described.
(overall structure of motor)
Fig. 1 (a), Fig. 1 (b) are the key diagram applying motor of the present utility model, Fig. 1 (a) be from the unilateral observation being extruded with output shaft to the stereogram of motor, the end view that Fig. 1 (b) is motor.Fig. 2 (a), Fig. 2 (b), Fig. 2 (c) are the exploded view applying motor of the present utility model, Fig. 2 (a) is for taking off the exploded view of the state after the first housing from the second housing, Fig. 2 (b) is for taking off the exploded view of the state after stator further, and Fig. 2 (c) is the exploded view of the state after taking off gear train further.In Fig. 1 (a), Fig. 1 (b) and Fig. 2 (a), Fig. 2 (b), Fig. 2 (c), using the side being extruded with output shaft 10 on axis L direction as side L1, using the side contrary with the side being extruded with output shaft 10 as opposite side L2.
Motor 1 shown in Fig. 1 (a), Fig. 1 (b) and Fig. 2 (a), Fig. 2 (b), Fig. 2 (c) has the structure of giving prominence to output shaft 10 from housing 2 towards the side L1 in axis L direction, such as, if pointer (not shown) is connected to output shaft 10, then the gauge that can be used as pointer-type uses.Housing 2 have when observing from axis L direction be circular the first housing 21 and observe from axis L direction time be the second housing 22 of circular.First housing 21 is configured in the opposite side L2 in axis L direction, and the second housing 22 is configured in the side L1 in axis L direction.In the side plate 211 of the first housing 21, be formed with the hook portion 219 outstanding towards the side L1 in axis L direction at multiple positions of circumference, in the side plate 221 of the second housing 22, be formed with the protuberance 229 engaged for hook portion 219 at multiple positions of circumference.Therefore, if make hook portion 219 engage with protuberance 229, then housing 2 can be formed by the first housing 21 and the second housing 22.
In the housing 2 formed like this, be formed in the base plate 222 of the second housing 22 be extruded with output shaft 10 cylinder portion 223, locator protrusions 224 when the wiring substrate 3 shown in Fig. 1 (b) is overlapping with the second housing 22 and hole 225 that the second portion of terminal 80b of terminal pins 8 is given prominence to.
(internal structure of housing 2)
As shown in Fig. 2 (a), Fig. 2 (b), Fig. 2 (c), motor 1 has the stator 6 being supported the rotor 5 for rotating by housing 2 and configure around rotor 5 in the inside of housing 2.Rotor 5 has and is supported rotating shaft 51 for rotating by housing 2.Further, motor 1 has the gear train 4 rotation of rotor 5 deceleration being delivered to output shaft 10, and this gear train 4 is identical with rotor 5 and stator 6 also to be supported by housing 2.
Rotor 5 has the pinion (not shown) of the end of the opposite side L2 in the axis L direction being fixed on rotating shaft 51 and the magnet 50 of the cylindrical shape integrated with pinion.In the present embodiment, magnet 50 and pinion are molding by insert and are integrated, and magnet 50 is combined by resinous plectane portion 59 with pinion.
Gear train 4 has second gear 42 in the first gear 41 and large footpath, described first gear 41 has the large diameter gear 411 engaged with the pinion of rotor 5 and the small-diameter gear (not shown) engaged with the second gear 42, second gear 42 in described large footpath engages with the small-diameter gear of the first gear 41, and is fixed with output shaft 10 at the second gear 42.In addition, the first gear 41 can rotate centered by fulcrum 48.
(detailed construction of stator 6)
Fig. 3 (a), Fig. 3 (b), Fig. 3 (c) are for applying the key diagram of the stator 6 of motor 1 of the present utility model, Fig. 3 (a) is the exploded view of stator 6, Fig. 3 (b) for showing the key diagram of the inside of the main part of coil rack 7, the cutaway view that Fig. 3 (c) is terminal pins.
As shown in Fig. 3 (a), stator 6 has: stator core 60, and described stator core 60 has with the outer peripheral face of magnet 50 across the opposed multiple salient pole 61 (salient pole 61a-61f) in gap; Coil rack 7 (coil rack 7a), described coil rack 7 (coil rack 7a) is assemblied in the salient pole 61f in multiple salient pole 61; Coil 9 (coil 9a), described coil 9 (coil 9a) across coil rack 7 around around salient pole 61f; Coil rack 7 (coil rack 7b), described coil rack 7 (coil rack 7b) is assemblied in the salient pole 61b in multiple salient pole; And coil 9 (coil 9b), described coil 9 (coil 9b) across coil rack 7 around around salient pole 61b.In the present embodiment, the number of salient pole 61 is six, and in magnet 50, it is four right that S pole and N pole are formed.
The part being configured with the rotor 5 be described with reference to Fig. 2 of stator 6 is formed as peristome 64, is circumferentially configured with towards the outstanding multiple salient pole 61 (salient pole 61a-61f) of the outer peripheral face of magnet 50 at the inner peripheral of described peristome 64.The end of the radially inner side of salient pole 61 is opposed across gap with the outer peripheral face of magnet 50, and the gap size between the end of the radially inner side of any one salient pole 61 in multiple salient pole 61 and the outer peripheral face of magnet 50 is all equal.
But the salient pole 61b being equipped with coil rack 7, the 61f of stator core 60 are longer than other salient pole 61a, 61c-61e.Therefore, stator core 60 be formed salient pole 61b, 61f part towards radial outside in the form of a substantially rectangular shape stretch out, salient pole 61b, 61f give prominence to from the outer peripheral portion of the rectangular portion 69b of stator core 60,69f towards radially inner side.
In the present embodiment, stator core 60 is tabular, is multiplely die-cut into the magnetic sheet of above-mentioned shape by stacked and forms.In addition, by being formed with the hole 68 embedded for Fig. 2 (a), the fulcrum 48 shown in Fig. 2 (b), Fig. 2 (c) near the root of salient pole 61a in stator core 60, being formed at the radial outside of salient pole 61d and giving prominence to and the protuberance 67 clamped by the first housing 21 shown in Fig. 1 (a), Fig. 1 (b) and the second housing 22 towards radial outside.
(structure of coil rack 7)
Fig. 4 (a), Fig. 4 (b) are the key diagram of the coil rack 7 of the application motor 1 of the present utility model observed from the opposite side Z2 of Z-direction, Fig. 4 (a) is the stereogram of coil rack 7 entirety, and Fig. 4 (b) is the exploded view of coil rack 7.The key diagram of the coil rack 7 of the application motor 1 of the present utility model that Fig. 5 (a), Fig. 5 (b) observe from the side Z1 of Z-direction, Fig. 5 (a) is the stereogram of coil rack 7 entirety, and Fig. 5 (b) is the exploded view of coil rack 7.In addition, in Fig. 4 (a), Fig. 4 (b) and Fig. 5 (a), Fig. 5 (b), in the terminal pins 8a of the coil rack 7a in two coil racks 7a, 7b, the first direction first extension 81 and the second extension 83 extended is as Z-direction, the second direction (direction crossing with first direction) that relay 82 is extended as X-direction, using the third direction crossing with first direction and this both direction of second direction as Y-direction.And, in Fig. 4 (a), Fig. 4 (b) and Fig. 5 (a), Fig. 5 (b), the side of Z-direction (first direction) is set to Z1 (side of the first direction in the utility model), opposite side is set to the Z2 (opposite side of the first direction in the utility model, be extruded with the side of output shaft 10), the side of X-direction (second direction) is set to X1, the opposite side of X-direction (second direction) is set to X2, the side of Y-direction (third direction) is set to Y1, the opposite side of Y-direction (third direction) is set to Y2.
As shown in Fig. 3 (a), coil rack 7a has identical structure with coil rack 7b, and the line be configured to centered by the line connecting salient pole 61a, 61d is symmetrical.Therefore, be described centered by the structure of coil rack 7a.
As shown in Fig. 3 (a), Fig. 4 (a), Fig. 4 (b) and Fig. 5 (a), Fig. 5 (b), coil rack 7 comprises: insulating properties frame body 70, and described insulating properties frame body 70 has the main part 71 of the tubular being wound with the winding wire 90 forming coil 9; And two terminal pins 8 (terminal pins 8a, 8b), described two terminal pins 8 (terminal pins 8a, 8b) are kept by frame body 70.Frame body 70 is formed from a resin, and terminal pins 8 is made of metal.
Frame body 70 have in the end (one end) of the radially inner side of main part 71 overall dimension larger than main part 71 first along portion 72, have in the end (other end) of the radial outside of main part 71 overall dimension larger than main part 71 second along portion 73.First is opposed across main part 71 along portion 73 with second along portion 72, and between portion 73, be wound with winding wire 90 along portion 72 and second first around main part 71.
In the utility model, main part 71 is cubic tubular, and is inserted with the salient pole 61f of stator core 60 in the inner side of described main part 71.Here, be formed with at the inner surface 711 of main part 71 protuberance 710 (with reference to Fig. 3 (b)) that the bearing of trend (projected direction of the salient pole 61f shown in Fig. 3 (a)) along main part 71 extends.In the present embodiment, four inner surfaces 711 of main part 71 are all formed with protuberance 710.Therefore, protuberance 710 abuts from the salient pole 61f of four direction with stator core 60, therefore suppresses main part 71 move relative to salient pole 61f towards the projected direction of salient pole 61f and suppress coil rack 7 relative to stator core 60 deviation position.And, when there is space between the inner surface 711 and salient pole 61f of main part 71, protuberance 710 also can abut with salient pole 61f from four direction, therefore inhibits main part 71 relative to salient pole 61f towards Y-direction and move towards Z-direction and suppress coil rack 7 relative to stator core 60 deviation position.
In the utility model, first is the tabular of quadrangle along portion 72.Second there is along portion 73 the heavy wall connecting portion 731 being formed at the limit of the side Z1 of Z-direction in the end of main part 71, the first columnar part 74 forming heavy wall from the end of the opposite side Y2 of the Y-direction of connecting portion 731 along the limit that the Z-direction main part 71 extends and the second columnar part 75, first columnar part 74 of forming heavy wall along the limit that the Z-direction main part 71 extends from the end of the side Y1 of the Y-direction of connecting portion 731 opposed across main part 71 with between the second columnar part 75.And, the first terminal platform portion 76 of heavy wall is formed in the end of the opposite side Z2 of the Z-direction of the first columnar part 74, be formed with the second terminal board portion 77 of heavy wall in the end of the opposite side Z2 of the Z-direction of the second columnar part 75, linked together by connecting portion 732 between the first terminal platform portion 76 and the second terminal board portion 77.Like this in the end (other end) of the radial outside of main part 71, form second along portion 73 by connecting portion 731, first columnar part 74, second columnar part 75, terminal board portion 77 of the first terminal platform portion 76, second and connecting portion 732.
In the frame body 70 formed like this, second along maintaining two terminal pins 8 (terminal pins 8a, 8b) in portion 73.Here, terminal pins 8a has the first extension 81, and described first extension 81 side Z1 along the Z direction extends and has the first terminal portion 80a of the end (not shown) being wound with winding wire 90 in side Z1 (side of first direction) the outstanding part from frame body 70 towards Z-direction.And, the relay 82 that the end that terminal pins 8a has an opposite side Z2 of the Z-direction from the first extension 81 bends towards the X-direction crossing with Z-direction and in the part that the opposite side Z2 from frame body 70 towards Z-direction is outstanding, there is the second portion of terminal 80b from second extension 83, second extension 83 extended towards the opposite side Z2 (opposite side of first direction) of Z-direction with the end of the first extension 81 opposite side of relay 82.In the present embodiment, relay 82 at right angles bends relative to the first extension 81, and the second extension 83 at right angles bends relative to relay 82.Therefore, between relay 82 and the first extension 81, be configured with at right angles bending bend 87, between relay 82 and the second extension 83, be configured with at right angles bending bend 86.
Corresponding to the shape of this terminal pins 8a, in frame body 70 second along the terminal pins maintaining part 78 in portion 73 with the maintenance terminal pins 8a being formed at the first columnar part 74 and the first terminal platform portion 76, terminal pins maintaining part 78 has and supports relay 82 from the side Z1 of Z-direction and limit the second extension 83 to conjugate (movement) support 785 towards the side Z1 of Z-direction.
More specifically, the end face of the opposite side Z2 of the Z-direction in the first terminal platform portion 76 is formed with the groove 781 that the bearing of trend (X-direction) along relay 82 extends, (the end of the side at the first extension 81 place, end of the opposite side X2 of the X-direction from groove 781 is formed in the first columnar part 74, the end of the side contrary with the side at the second extension 83 place) through hole 782 that extends towards the side Z1 of Z-direction, form terminal pins maintaining part 78 by groove 781 and through hole 782.In described terminal pins maintaining part 78, because groove 781 is towards the opposite side Z2 opening of Z-direction, if therefore first extension 81 of terminal pins 8a is pressed in through hole 782, and be pressed into relay 82 to groove 781, then the terminal pins 8a end that is formed as the first extension 81 from the side Z1 of Z-direction give prominence to and the second extension 83 towards the outstanding state of the opposite side Z2 of Z-direction.
In this state, the support 785 from least relay 82 the side Z1 supporting relay 82 of Z-direction and the bend 86 between the second extension 83 is formed on the bottom of groove 781.In the present embodiment, support 785 supports whole relay 82 (with reference to Fig. 3 (c)) from the side Z1 of Z-direction.
Further, the sidewall portion 786,787 of groove 781 contacts from the both sides of the Y-direction intersected with Z-direction and this both direction of X-direction with relay 82, thus plays a role as the wall portion that restriction relay 82 conjugates towards Y-direction.
On the other hand, the bearing of trend of the relay 82 of terminal pins 8b is different from terminal pins 8a, but the basic structure of terminal pins 8b is identical with terminal pins 8a.Therefore, terminal pins 8b comprises the first extension 81 identically with terminal pins 8a, and described first extension 81 side Z1 along the Z direction extends and has the first terminal portion 80a of the end (not shown) being wound with winding wire 90 in the part that the side Z1 from frame body 70 towards Z-direction gives prominence to.And, the relay 82 that the end that terminal pins 8b has the opposite side Z2 of the Z-direction from the first extension 81 bends towards the direction crossing with Z-direction and in the part that the opposite side Z2 from frame body 70 towards Z-direction is outstanding, there is the second portion of terminal 80b from second extension 83, second extension 83 extended towards the opposite side Z2 of Z-direction with the end of the first extension 81 opposite side of relay 82.Corresponding to the shape of this terminal pins 8b, in frame body 70 second along the terminal pins maintaining part 79 in portion 73 with the maintenance terminal pins 8b being formed at the second columnar part 75 and the second terminal board portion 77.Terminal pins maintaining part 79 has the face of the opposite side Z2 of the Z-direction being formed at the second terminal board 77 and is formed at the stage portion 791 in face of main part 71 side of the second terminal board 77 and the (end of the side at the first extension 81 place, end from stage portion 791, the end of the side contrary with the side at the second extension 83 place) through hole 792 that extends towards the side Z1 of Z-direction, form by the bottom of the side Z1 of the Z-direction of stage portion 791 support (not shown) supporting whole relay 82 from the side Z1 of Z-direction.In addition, be formed with the sidewall portion 793 of the end by the first extension 81 side from main part 71 side bearing relay 82 in the end of through hole 792 side of stage portion 791, and suppress relay 82 to move towards main part 71 side by sidewall portion 793.
In addition, because coil rack 7b has the structure identical with coil rack 7a, therefore omit the description.
(electric connection structure)
When using above-mentioned coil rack 7 to form motor 1, after the winding starting ends of winding wire 90 being wound in the first terminal portion 80a of the side in terminal pins 8a, 8b, soldering is utilized to connect, and the winding of winding wire 90 is terminated after end is wound in the first terminal portion 80a of the opposing party in terminal pins 8a, 8b, utilize soldering to connect.Next, coil rack 7 (coil rack 7a, 7b) is assemblied in salient pole 61b, the 61f of stator core 60, thus forms stator 6.In this state, second of coil rack 7 is positioned at the rectangular portion 69b of stator core 60, the inner side of 69f along the first columnar part 74 in portion 73 and the second columnar part 75, and the first terminal platform portion 76 and the second terminal board portion 77 the opposite side Z2 of Z-direction and rectangular portion 69b, the 69f of stator core 60 overlapping.
If this stator 6, rotor 5 and gear train 4 etc. to be contained in the Inner Constitution motor 1 of housing 2, then the end of the side Z1 of the Z-direction of first extension 81 of terminal pins 8a, 8b is accommodated in the hole 216 of the base plate 215 of the first housing 21 shown in Fig. 2 (a), Fig. 2 (b).Further, the first terminal portion 80a of terminal pins 8a and the second portion of terminal 80b of terminal pins 8b gives prominence to from the second housing 22.Therefore, as shown in Fig. 1 (b), wiring substrate 3 is overlapping with the second housing 22, thus the second portion of terminal 80b through the output shaft 10 in the hole being formed at wiring substrate 3 and terminal pins 8a, 8b is given prominence to from wiring substrate 3.Further, utilize soldering that the second portion of terminal 80b of terminal pins 8a, 8b is connected to the pad of wiring substrate 3.In addition, in the first housing 21, hole 216 both through hole may also be recess with the end.No matter be which kind of situation, the end of the side Z1 of the Z-direction of first extension 81 of terminal pins 8a, 8b does not abut with the base plate 215 of the first housing 21.
Further, if utilize wiring substrate 3 and terminal pins 8 (terminal pins 8a, 8b) to coil 9 (coil 9a, 9b) power supply, then motor 1 works, and output shaft 10 rotates.Therefore, if pointer (not shown) is connected to output shaft 10, then can form the gauge of pointer-type, and in the measuring instrument of described pointer-type, utilize the driving pulse being supplied to coil 9 to switch the angle position of pointer.Now, if provide the driving pulse stopped after making pointer rotate to target location clockwise, then pointer can be made to stop at target location.Further, if provide the driving pulse of counter-rotating, then another target location can be rotated to make counterclockwise pointer.
(main efficacy results of present embodiment)
As described above, in the coil rack 7 and motor 1 of present embodiment, terminal pins 8 has the first extension 81 that the side Z1 along Z-direction extends, the relay 82 bent from the end of the opposite side Z2 of the Z-direction of the first extension 81 towards the X-direction crossing with Z-direction and the second extension 83 extended towards the opposite side Z2 of Z-direction with the end of the first extension 81 opposite side from relay 82, and frame body 70 has the support 785 supporting relay 82 from the side Z1 of Z-direction.Therefore, such as, as shown in Fig. 1 (b), wiring substrate 3 is overlapping with the second housing 22, thus when the second portion of terminal 80b through the terminal pins 8 in the hole being formed at wiring substrate 3 is given prominence to from wiring substrate 3, even if terminal pins 8 contacts with wiring substrate 3 thus applies load to the second portion of terminal 80b of the second extension 83, also can suppress to cause the second extension 83 and relay 82 to conjugate towards the side Z1 of Z-direction because applying load by the support 785 of frame body 70.Therefore, when assembling motor 1, the first terminal portion 80a being wound with the end of winding wire 90 in terminal pins 8 not easily conjugates.Therefore, can not apply excessive tension force to the end of winding wire 90, therefore winding wire 90 not easily produces broken string.Further, when motor 1 (gauge of pointer-type) is installed in vehicle, can suppresses to vibrate the first terminal portion 80a caused and conjugate.
Further, in frame body 70, support 785 is from least relay 82 the side Z1 supporting relay 82 of Z-direction and the bend 86 between the second extension 83.Especially in the present embodiment, support 785 supports whole relay 82 from the side Z1 of Z-direction.Therefore, reliably born the load that the second extension 83 is applied by the support 785 of frame body 70, thus the second extension 83 and relay 82 can be suppressed more reliably to conjugate towards the side Z1 of Z-direction.
And, terminal pins 8a is accommodated in the inside of groove 781, and utilizes the sidewall portion 786,787 of described groove 781 to form to contact with relay 82 from the both sides of the Y-direction intersected with Z-direction and this both direction of X-direction and limit the wall portion that relay 82 conjugates towards Y-direction.Therefore, it is possible to prevent terminal pins 8 from rotating around the first extension 81.Further, because relay 82 is accommodated in towards in the groove 781 of the opposite side Z2 opening of Z-direction, therefore, it is possible to insert relay 82 from the opposite side Z2 of Z-direction, thus terminal pins 8 is installed on framework main 70.Further, due to the first extension 81 be pressed in frame body 70 along Z-direction extend through hole 782 in, therefore, it is possible to easily terminal pins 8 is installed on frame body 70.Terminal pins 8b is also this structure.
Further, be formed with at the inner surface of the main part 71 of frame body 70 protuberance 710 that the bearing of trend along main part 71 extends.Therefore, protuberance 710 abuts with the salient pole 61f of stator core 60, and salient pole 61f can be suppressed thus accidentally to conjugate in the inside of main part 71.
(other execution modes)
Fig. 6 (a), Fig. 6 (b) are the key diagram of other coil racks 7 of the application motor 1 of the present utility model observed from the opposite side Z2 of Z-direction.
In the above-described embodiment, the relay 82 of terminal pins 8a is contained in groove 781, but as shown in Fig. 6 (a), Fig. 6 (b), in the present embodiment, do not form groove 781 in frame body 70, but make through hole 782 second along end face 730 opening of the opposite side Z2 of the Z-direction in portion 73.Therefore, the relay 82 of terminal pins 8a extends along second along the end face 730 in portion 73.Therefore, second is utilized to constitute along the end face 730 in portion 73 support supporting the relay 82 of terminal pins 8a from the side Z1 of Z-direction.Further, in the present embodiment, do not form stage portion 791 in frame body 70, but make through hole 792 second along end face 730 opening in portion 73.Therefore, the relay 82 of terminal pins 8b extends along second along the end face 730 in portion 73.Therefore, second is utilized to constitute along the end face 730 in portion 73 support supporting the relay 82 of terminal pins 8b from the side Z1 of Z-direction.When this structure, also can the wall portion be made up of projection be set in the both sides of relay 82, prevents terminal pins 8 (terminal pins 8a, 8b) from rotating.
(other execution modes)
In the above-described embodiment, utilize support 785 or end face 730 (support) to support the whole relay 82 of terminal pins 8, but also can adopt the structure of a part for the relay 82 of support supported flexure portion 86 grade.Further, also can adopt the support forming convex in frame body 70, and utilize the structure of a part for the relay 82 of support supported flexure portion 86 grade of convex.
In the above-described embodiment, by press-in, terminal pins 8 is installed on frame body 70, but also can when forming skeleton body 70, insert-molding terminal pins 8 manufactures coil rack 7.
In the above-described embodiment, motor is the structure that rotor 5 is positioned at the inner side of stator 6, but also the utility model can be applied to the motor that rotor 5 is positioned at the outside of stator 6.In this case, salient pole 61 is formed as giving prominence to from stator core 60 towards radial outside and the structure opposed with the inner peripheral surface (side face) of magnet 50.
Claims (11)
1. a coil rack, has: the frame body comprising the insulating properties of the main part of the tubular being wound with winding wire; And by the terminal pins that described frame body keeps, it is characterized in that,
Described terminal pins has:
First extension, its side along first direction extends and has the first terminal portion of the end being wound with described winding wire in the part of giving prominence to from described frame body;
Relay, it is bending from the end of the opposite side of the described first direction of described first extension towards the second direction crossing with described first direction; And
Second extension, its extending with the end of the described first extension opposite side described opposite side towards described first direction and in the part outstanding from described frame body, there is the second portion of terminal from described relay,
Described frame body has from relay described in the described side bearing of described first direction and limits the support of described second extension towards the described side displacement of described first direction.
2. coil rack according to claim 1, is characterized in that,
Described support is from least described relay relay described in the described side bearing of described first direction and the bend between described second extension.
3. coil rack according to claim 2, is characterized in that,
Described support is from the whole described relay of a described side bearing of described first direction.
4. coil rack according to claim 1, is characterized in that,
Described frame body has and to contact with described relay from the both sides of the third direction intersected with described first direction and this both direction of described second direction and to limit the wall portion that described relay conjugates towards described third direction.
5. coil rack according to claim 4, is characterized in that,
Described wall portion and described support are formed at towards the described opposite side opening of described first direction and in the groove that inner side accommodates described relay.
6. coil rack according to claim 1, is characterized in that,
Described first extension is pressed in the through hole extended along described first direction in described coil rack.
7. coil rack according to claim 1, is characterized in that,
Described terminal pins is formed at first of one end of described main part along portion and second the keeping along the side in portion of the other end being formed at described main part in described frame body.
8. coil rack according to claim 1, is characterized in that,
Described frame body the longitudinal end of described main part have overall dimension larger than described main part along portion,
Described terminal pins by described along portion keep and described support is formed at described along portion.
9. coil rack according to claim 1, is characterized in that,
The end of described frame body in the radial direction of described main part have overall dimension larger than described main part first along portion,
Described frame body the other end in the radial direction of described main part have overall dimension larger than described main part second along portion,
Described first along portion with described second along opposed across described main part between portion,
Described first along portion and described second along between portion, winding wire is around surrounding's winding of described main part.
10. a motor, is characterized in that, described motor has:
Coil rack described in any one in claim 1 to 9; And
Salient pole is inserted into the stator core of the inner side of described main part.
11. motors according to claim 10, is characterized in that,
Be formed at the inner surface of described main part and abut with described salient pole and to suppress described main part relative to the protuberance of described salient pole towards the projected direction movement of described salient pole.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2014-001654 | 2014-01-08 | ||
| JP2014001654A JP2015130760A (en) | 2014-01-08 | 2014-01-08 | Coil bobbin and motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204243948U true CN204243948U (en) | 2015-04-01 |
Family
ID=52773392
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410801916.7A Expired - Fee Related CN104767309B (en) | 2014-01-08 | 2014-12-18 | Coil rack and motor |
| CN201420818103.4U Withdrawn - After Issue CN204243948U (en) | 2014-01-08 | 2014-12-18 | Coil rack and motor |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410801916.7A Expired - Fee Related CN104767309B (en) | 2014-01-08 | 2014-12-18 | Coil rack and motor |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP2015130760A (en) |
| CN (2) | CN104767309B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104767309A (en) * | 2014-01-08 | 2015-07-08 | 日本电产三协株式会社 | Coil skeleton and motor |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109286259A (en) * | 2018-11-12 | 2019-01-29 | 珠海凌达压缩机有限公司 | General type skeleton and have stator, motor of this skeleton |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1169690A (en) * | 1997-08-22 | 1999-03-09 | Fuji Elelctrochem Co Ltd | Wire winding component with terminal pin |
| JP3866427B2 (en) * | 1998-12-08 | 2007-01-10 | 澤藤電機株式会社 | Outer rotor type multipolar generator stator |
| JP4186728B2 (en) * | 2003-06-27 | 2008-11-26 | 三菱マテリアルシ−エムアイ株式会社 | Stepping motor |
| CN203352408U (en) * | 2013-06-21 | 2013-12-18 | 淮安威灵电机制造有限公司 | A brushless DC motor, and a water pump and an electric appliance using the same |
| CN103401348B (en) * | 2013-08-06 | 2015-12-23 | 江苏雷利电机股份有限公司 | Terminal-connecting means, apply its stepping motor and the assembly method of stepping motor |
| JP2015130760A (en) * | 2014-01-08 | 2015-07-16 | 日本電産サンキョー株式会社 | Coil bobbin and motor |
-
2014
- 2014-01-08 JP JP2014001654A patent/JP2015130760A/en active Pending
- 2014-12-18 CN CN201410801916.7A patent/CN104767309B/en not_active Expired - Fee Related
- 2014-12-18 CN CN201420818103.4U patent/CN204243948U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104767309A (en) * | 2014-01-08 | 2015-07-08 | 日本电产三协株式会社 | Coil skeleton and motor |
| CN104767309B (en) * | 2014-01-08 | 2017-06-23 | 日本电产三协株式会社 | Coil rack and motor |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104767309A (en) | 2015-07-08 |
| CN104767309B (en) | 2017-06-23 |
| JP2015130760A (en) | 2015-07-16 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150401 Effective date of abandoning: 20170623 |
|
| AV01 | Patent right actively abandoned |