CN209419328U - A kind of plastic stator of plastic packaging motor - Google Patents

Abstract

The utility model discloses a kind of plastic stators of plastic packaging motor, including iron core one, iron core two；The iron core one, iron core two are symmetrical semicircle hollow structure and are mutually clamped to form stator；The iron core one, iron core two inner edge be respectively equipped with the wire winding pole one to extend internally, wire winding pole two, winding slot is respectively formed between the wire winding pole one and wire winding pole two, the iron core one, iron core two, wire winding pole one, the periphery of wire winding pole two and winding slot inner wall are equipped with a layer insulating, and the insulating layer is formed for integrated through injection molding.The utility model has the advantage that injection molding is integrated between insulating layer and iron core in the utility model to be formed compared with prior art, and simple process is finally few around the amount of copper wire, greatly reduce the cost of coiling, the working efficiency of motor, while the stable structure are also improved, consistency is good；The setting of through-hole has not only acted as the effect that iron core is made, and also acts as certain heat spreading function and insulating effect.

Description

A kind of plastic stator of plastic packaging motor

Technical field

The utility model relates to motor stator field more particularly to a kind of plastic stators of plastic packaging motor.

Background technique

Motor refers to a kind of calutron that conversion or the transmitting of electric energy are realized according to the law of electromagnetic induction, or will be a kind of The electric energy of form is converted into another form of electric energy.Motor is to convert electrical energy into mechanical energy (being commonly called as motor), generator It is to convert mechanical energy into electric energy, its main function is to generate driving torque, as electrical appliance or the power source of various machinery, It is widely used in the fields such as industry, household electrical appliances.

Stator is the stationary part of motor.Stator is made of stator core, stator winding and base three parts.It is fixed The main function of son is to generate rotating excitation field, and the main function of rotor is in rotating excitation field by magnetic force line cutting and then generation (output) electric current.In motor, turn-to-turn is isolated and is kept apart with the stator core of ground connection by the insulating materials around conductor, with Guarantee the safe operation of motor.

Existing plastic stator be typically all by the insulating materials of prior injection formed be set in stator core periphery in order to Motor can not be safely operated caused by preventing coiling and iron core from contacting, and it is more that such insulation sleeve tactic pattern will lead to coiling, Final coiling cost is high, and motor working efficiency reduces, and structural instability, consistency are poor.

Utility model content

The technical problem to be solved by the utility model is to: existing insulation sleeve tactic pattern, to will lead to coiling more, most Whole coiling cost is high, and motor working efficiency reduces, and structural instability, consistency are poor.For this purpose, providing a kind of plastic packaging motor packet Mould stator.

The utility model is to solve above-mentioned technical problem by the following technical programs:

A kind of plastic stator of plastic packaging motor, including iron core one, iron core two；The iron core one, iron core two are symmetrical Semicircle hollow structure simultaneously is mutually clamped to form stator；The iron core one, iron core two inner edge be respectively equipped with the coiling to extend internally Bar one, wire winding pole two are respectively formed winding slot, the iron core one, iron core two, wire winding pole between the wire winding pole one and wire winding pole two One, the periphery of wire winding pole two and winding slot inner wall are equipped with a layer insulating, and the insulating layer is formed for integrated through injection molding.

Preferably, the insulating layer is PBT material.PBT material has excellent mechanical performance, and high mechanical strength is resistance to tired Labor and dimensionally stable are good, and creep is also small, these performances also seldom change under the high temperature conditions, compare suitable for motor； Simultaneously produce energy consumed by PBT be it is minimum in engineering plastics, in the case that this is for energy shortages in world wide, It has a very important significance, while being greatly reduced the cost of the plastic middle insulating materials of motor；Heat-resistant aging is excellent, increases Undterwriter's Laboratory temperature index after strong reaches 120~140 DEG C, in addition, outdoor long-term ageing is also fine, improves the use of plastic stator Service life；Solvent resistant is good, unstressed cracking.PBT is easy to fire-retardant, up to UL94V-0 grades, due to good, the institute with the affine performance of fire retardant To be easy the fire-retardant grade of exploitation response type or addition type, flame retardant products are widely applied in electronic apparatus industry；PBT exists Water is met under high temperature, high humidity environment easily to decompose, it is careful using needing；Excellent electric property, volume resistivity and dielectric strength are high, resistance to Arc resistance excellent, hygroscopicity is minimum, under moist and hot environment, is also able to maintain electric performance stablity, is manufacture electronics, electric appliance zero The ideal material of part plays the role of good fire-retardant and dielectric in the motor that electric current breakdown easily occurs.And PBT material is easy Processing and forming and secondary operation, easy-to-use conventional equipment injection molding or extrusion molding, since crystallization rate is fast, good fluidity, mold temperature It is lower than Other Engineering material requirements, it is only needed when processing thin wall parts several seconds, 40~60s is also only needed to big component, institute It is more convenient to be operated in the injection moulding process of insulating layer, and can secondary operation also improve the rate of recovery of insulating materials, Reduce production cost.

Preferably, the wire winding pole one, wire winding pole two tail end be respectively equipped with arcwall face one, arcwall face two, the arc Face one, the one hollow circular rotor slot of evenly distributed formation of arcwall face two.The arcwall face one, arcwall face two be iron material with Convenient for the normal operation of motor, the rotor slot of formation is for placing rotor.

Preferably, above-mentioned plastic stator further includes deck one, deck two, deck three, deck four；The deck one and deck Two are respectively arranged on the head and the tail section of the iron core one, and the deck three, deck four are respectively arranged on the head and the tail section of the iron core two；It is described It is fixed with fixture block one on deck one, fixture block two is fixed on the deck two, fixture block three, the card are fixed on the deck three Fixture block four is fixed on seat four, the fixture block one is equipped with protrusion one, and the fixture block four is equipped with corresponding with described raised one Groove one, the fixture block three be equipped with protrusion two, the fixture block two be equipped with and the raised two corresponding groove two；Institute It states protrusion one to be caught in the groove one, described raised two are caught in groove two to realize the card between iron core one and iron core two It closes.To be connected together between iron core one and iron core two, more convenient, the end phase of fixture block one, fixture block four in disassembly and installation Mutually be formed with arcwall face, fixture block two, fixture block three end equally mutually formed arcwall face, these arcwall faces are located at above-mentioned arc In the hollow circle that shape face one, arcwall face two are formed.

Preferably, above-mentioned plastic stator further includes through-hole, horizontal stripe；The through-hole is uniformly opened in close to the wire winding pole One, on the insulating layer of two head end iron core periphery of wire winding pole, the horizontal stripe, which is at least one and intersects, to be inscribed in the through-hole.Institute It states iron core and refers to that iron core one and iron core two, the horizontal stripe are all PBT material as the material of insulating layer, through-hole is to be used to branch Iron brace core, while through-hole can also play certain heat spreading function, be can according to need in actual production and operation to increase Or the number of horizontal stripe is reduced, but general warranty is more than or equal to one, can effectively prevent coiling in this way and is extruded Be powered breakdown caused by iron core contact in final and through-hole, the final normal use for influencing motor.

Preferably, the horizontal stripe is two.Such structure is more stable, so that playing in the best condition to iron core solid It is set for using.

Preferably, the brim height of the through-hole is 0~5mm.The edge of through-hole have certain altitude be can to avoid around Iron core contacts in line and through-hole, plays insulating effect.

Preferably, above-mentioned plastic stator further includes boss one, boss two；The boss one is set to the through-hole and wire winding pole One, between the head end of wire winding pole two, the boss two is set to through-hole side and is oppositely arranged with the boss one, and boss two is every A boss one is spaced to be arranged.Boss acts on as the effect of through-hole brim height and horizontal stripe, be provided to prevent coiling and Iron core contacts in through-hole, plays optimal insulation effect；In order to guarantee optimal insulation effect, the height of boss one and boss two Not less than the height at the through-hole edge.The inner diameter size of through-hole guarantees: through-hole outer circle side is no more than boss one, the other side No more than the outer of boss two or iron core.Two winding slots are a phase, and boss is second is that in order to distinguish every phase, and conveniently every phase Effect.

The utility model has the advantage that be one between insulating layer and iron core in the utility model compared with prior art Body is molded to be formed, simple process, and the thickness of insulating layer formed is smaller, finally few around the amount of copper wire, greatly reduces coiling Cost, also improves the working efficiency of motor, while the stable structure, and consistency is good；The setting of through-hole, which has not only acted as, to be made The effect of iron core also acts as certain heat spreading function, while coiling and iron core being prevented to contact, and plays certain insulation and makees With.

Detailed description of the invention

Fig. 1 is the utility model structure diagram.

Specific embodiment

It elaborates below to the embodiments of the present invention, the present embodiment before being with technical solutions of the utility model It puts and is implemented, the detailed implementation method and specific operation process are given, but the protection scope of the utility model is unlimited In following embodiments.

As shown in Figure 1, a kind of plastic stator of plastic packaging motor, including iron core 1, iron core 2 200；The iron core 1, Iron core 2 200 is symmetrical semicircle hollow structure and is mutually clamped to form stator；The iron core 1, iron core 2 200 Inner edge is respectively equipped with the wire winding pole 1 to extend internally, wire winding pole 2 201, the wire winding pole 1 and wire winding pole 2 201 it Between be respectively formed winding slot 500, the iron core 1, iron core 2 200, wire winding pole 1, the periphery of wire winding pole 2 201 and coiling 500 inner wall of slot is equipped with a layer insulating, and the insulating layer is formed for integrated through injection molding.Existing plastic stator is all to make in advance For two insulation sleeves, then iron core 1 and iron core 2 200 are entangled respectively, often technics comparing is cumbersome in this way, and is arranged Iron core thickness after insulation sleeve is bigger, in final copper wire winding process more wasteful copper wire, and such knot Structure is also unstable, and consistency is poor, and the working efficiency of motor is low；Compared with existing technology, the insulating layer in the utility model and It is integrated injection molding between iron core to be formed, simple process, and the thickness of insulating layer formed is smaller, it is finally few around the amount of copper wire, significantly The cost for reducing coiling also improves the working efficiency of motor, and practical operation is it is found that using around copper wire in the utility model Cost reduces 10% relative to the above-mentioned prior art, and the working efficiency of motor improves 20%.

The insulating layer is PBT material.PBT material has excellent mechanical performance, high mechanical strength, fatigue durability and ruler Well, creep is also small for very little stabilization, these performances also seldom change under the high temperature conditions, compares suitable for motor；It produces simultaneously Energy consumed by PBT be it is minimum in engineering plastics, in the case that this is for energy shortages in world wide, have very Important meaning, while being greatly reduced the cost of the plastic middle insulating materials of motor；Heat-resistant aging is excellent, enhanced UL Humidity index reaches 120~140 DEG C, in addition, outdoor long-term ageing is also fine, improves the service life of plastic stator；It is resistance to Solvent is good, unstressed cracking.PBT is easy to fire-retardant, up to UL94V-0 grades, due to good with the affine performance of fire retardant, so being easy out The fire-retardant grade of response type or addition type is sent out, flame retardant products are widely applied in electronic apparatus industry；PBT is in high temperature, height Water is met under wet environment easily to decompose, it is careful using needing；Excellent electric property, volume resistivity and dielectric strength are high, arc resistance Excellent, hygroscopicity is minimum, under moist and hot environment, is also able to maintain electric performance stablity, is the reason for manufacturing electronics, electric parts Think material, plays the role of good fire-retardant and dielectric in the motor that electric current breakdown easily occurs.And PBT material is easily molded to be added Work and secondary operation, easy-to-use conventional equipment injection molding or extrusion molding, since crystallization rate is fast, good fluidity, mold temperature is also than other Engineering material requirement is low, only needs several seconds when processing thin wall parts, 40~60s is also only needed to big component, so exhausted Operated in the injection moulding process of edge layer it is more convenient, and can secondary operation also improve the rate of recovery of insulating materials, reduce Production cost.

The wire winding pole 1, wire winding pole 2 201 tail end be respectively equipped with arcwall face 1, arcwall face 2 202, it is described Arcwall face 1, arcwall face 2 202 one hollow circular rotor slot 300 of evenly distributed formation.The arcwall face 1, arc Shape face 2 202 is normal operation of the iron material in order to motor, and the rotor slot 300 of formation is for placing rotor.

Preferably, above-mentioned plastic stator further includes deck 1, deck 2 105, deck 3 205, deck 4 204；It is described Deck 1 and deck 2 105 are respectively arranged on the head and the tail section of the iron core 1, and the deck 3 205, deck 4 204 are distinguished Set on the head and the tail section of the iron core 2 200；It is fixed with fixture block 1 on the deck 1, is fixed on the deck 2 105 There is fixture block 2 1051, fixture block 3 2051 be fixed on the deck 3 205, is fixed with fixture block 4 2041 on the deck 4 204, The fixture block 1 is equipped with protrusion 1, and the fixture block 4 2041 is equipped with corresponding recessed with described raised 1 Slot 1, the fixture block 3 2051 are equipped with protrusion 2 2052, and the fixture block 2 1051 is equipped with and described raised 2 2052 Corresponding groove 2 1052；Described raised 1 are caught in the groove 1, and described raised 2 2052 are caught in groove To realize the engaging between iron core 1 and iron core 2 200 in 2 1052.Connect between iron core 1 and iron core 2 200 for engaging Connect, disassembly and installation when it is more convenient, fixture block 1, fixture block 4 2041 end mutually formed arcwall face, fixture block two 1051, the end of fixture block 3 2051 has equally mutually formed arcwall face, these arcwall faces are located at above-mentioned arcwall face 1, arc In the hollow circle that shape face 2 202 is formed.

Above-mentioned plastic stator further includes through-hole 400, horizontal stripe 401；The through-hole 400 is uniformly opened in close to the wire winding pole One 101, on the insulating layer of 2 201 head end iron core periphery of wire winding pole, the horizontal stripe 401 be at least one and intersect be inscribed in it is described In through-hole 400.The iron core refers to that iron core 1 and iron core 2 200, the horizontal stripe 401 are all PBT as the material of insulating layer Material, through-hole 400 are to be used to support iron core, while through-hole 400 can also play certain heat spreading function, in actual production Increase or reduce the number of horizontal stripe 401 with can according to need in operation, but general warranty is more than or equal to one, Energization punctures caused by can effectively prevent the iron core contact that coiling is extruded in final and through-hole 400 in this way, final shadow Ring the normal use of motor.

The horizontal stripe 401 is most preferably selected as two, and two are mutually perpendicular to be inscribed in the through-hole 400.Such structure is more Add stabilization, so that playing fixed function to iron core in the best condition.

The brim height of the through-hole 400 is 0~5mm, and 400 edge of through-hole can be adjusted according to stator actual size Highly.It is that can contact to avoid iron core in coiling and through-hole 400 that the edge of through-hole 400, which has certain altitude, plays insulating effect.

Above-mentioned plastic stator further includes boss 1, boss 2 107；The boss 1 is set to 400 He of through-hole Wire winding pole 1, wire winding pole 2 201 head end between, the boss 2 107 be set to 400 side of through-hole and and the boss one 106 are oppositely arranged, and boss 2 107 is to be arranged at interval of a boss 1.Boss effect and 400 brim height of through-hole and cross As the effect of item 401, it is provided to prevent iron core in coiling and through-hole 400 from contacting, plays optimal insulation effect；In order to protect Demonstrate,prove optimal insulation effect, the height of boss 1 and boss 2 107 is not less than the height at 400 edge of through-hole.Through-hole 400 inner diameter size guarantees: 400 outer circle side of through-hole be no more than boss 1, the other side be no more than boss 2 107 or The outer of iron core.Two winding slots 500 are a phase, and boss 2 107 is in order to distinguish every phase, and conveniently every the effect of phase.

The utility model has the advantage that be one between insulating layer and iron core in the utility model compared with prior art Body is molded to be formed, simple process, and the thickness of insulating layer formed is smaller, finally few around the amount of copper wire, greatly reduces coiling Cost, also improves the working efficiency of motor, while the stable structure, and consistency is good；The setting of through-hole, which has not only acted as, to be made The effect of iron core also acts as certain heat spreading function, while coiling and iron core being prevented to contact, and plays certain insulation and makees With.

The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model Protection scope within.

Claims (8)

1. a kind of plastic stator of plastic packaging motor, it is characterised in that: including iron core one, iron core two；The iron core one, iron core two are phase Mutual symmetrical semicircle hollow structure simultaneously is mutually clamped to form stator；The iron core one, iron core two inner edge be respectively equipped with and inwardly prolong Wire winding pole one, the wire winding pole two stretched are respectively formed winding slot, the iron core one, iron core between the wire winding pole one and wire winding pole two Two, wire winding pole one, the periphery of wire winding pole two and winding slot inner wall are equipped with a layer insulating, and the insulating layer is integrated through injection molding shape At.

2. the plastic stator of a kind of plastic packaging motor according to claim 1, it is characterised in that: the wire winding pole one, wire winding pole Two tail end is respectively equipped with arcwall face one, arcwall face two, the arcwall face one, arcwall face two one open circles of evenly distributed formation The rotor slot of shape.

3. the plastic stator of a kind of plastic packaging motor according to claim 2, it is characterised in that: above-mentioned plastic stator further includes card Seat one, deck two, deck three, deck four；The deck one and deck two are respectively arranged on the head and the tail section of the iron core one, the card Seat three, deck four are respectively arranged on the head and the tail section of the iron core two；It is fixed with fixture block one on the deck one, consolidates on the deck two Surely there is fixture block two, fixture block three is fixed on the deck three, fixture block four is fixed on the deck four, the fixture block one is equipped with Protrusion one, the fixture block four be equipped with a raised corresponding groove one, the fixture block three be equipped with protrusion two, it is described Fixture block two is equipped with and the raised two corresponding groove two；Described raised one is caught in the groove one, and described raised two It is caught in groove two to realize the engaging between iron core one and iron core two.

4. the plastic stator of a kind of plastic packaging motor according to claim 3, it is characterised in that: above-mentioned plastic stator further includes leading to Hole, horizontal stripe；The through-hole is uniformly opened on the insulating layer of the wire winding pole one, two head end iron core periphery of wire winding pole, institute State horizontal stripe be at least one and intersect be inscribed in the through-hole.

5. the plastic stator of a kind of plastic packaging motor according to claim 4, it is characterised in that: the horizontal stripe is two.

6. the plastic stator of a kind of plastic packaging motor according to claim 4, it is characterised in that: the brim height of the through-hole is 0~5mm.

7. the plastic stator of a kind of plastic packaging motor according to claim 6, it is characterised in that: above-mentioned plastic stator further includes convex Platform one, boss two；The boss one is set between the head end of the through-hole and wire winding pole one, wire winding pole two, and the boss two is set It is oppositely arranged in through-hole side and with the boss one, boss two is to be arranged at interval of a boss one.

8. the plastic stator of a kind of plastic packaging motor according to claim 7, it is characterised in that: the insulating layer is PBT material.