CN216649361U

CN216649361U - Contact pin type wiring device of synchronous motor

Info

Publication number: CN216649361U
Application number: CN202122199513.8U
Authority: CN
Inventors: 王敏
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-09-10
Filing date: 2021-09-10
Publication date: 2022-05-31
Anticipated expiration: 2031-09-10

Abstract

The utility model discloses a contact pin type wiring device of a synchronous motor, which comprises a coil rack and a copper coil, wherein the side wall of the coil rack is provided with a winding groove, the middle part of the coil rack is provided with a shaft hole, the copper coil is wound in the winding groove and fixed, one side edge of the top part of the coil rack extends to form a mounting boss, the mounting boss is provided with an axial positive electrode pin through hole and a negative electrode pin through hole, the positive electrode pin through hole and the negative electrode pin through hole are correspondingly and tightly connected with a positive electrode contact pin and a negative electrode contact pin in a penetrating way, the lower sections of the positive electrode contact pin and the negative electrode contact pin are arranged outside the copper coil, the top end of the positive electrode contact pin is connected with one end of the copper coil, and the other end of the copper coil is connected with the top part of the negative electrode contact pin; this product adopts the contact pin structure, makes into anodal contact pin, negative pole contact pin with the power connection electrode of copper coil, and anodal contact pin, negative pole contact pin cut off the shaping through the wire segmentation, exempt from the punching press, exempt from extravagant material, improve the qualification rate of product, improve production efficiency, reduce material cost, advantages such as administrative cost.

Description

Contact pin type wiring device of synchronous motor

Technical Field

The utility model relates to a motor device, in particular to a contact pin type wiring device of a synchronous motor.

Background

1. The existing coil rack is fixed and connected with two ends of a copper coil as a positive pole and a negative pole by installing two copper claw poles; the copper claw pole is punched by the copper sheet strip, 80% of copper materials are wasted by the copper claw pole punched by the copper sheet strip, only 20% of copper is reserved to manufacture the copper claw pole, 80% of copper waste is caused, serious resource waste is caused, the production cost is high, and in addition, the copper price is greatly increased in the last two years, and the manufacturing cost is gradually increased. 2. The production of the copper claw pole requires a die, the die has mechanical loss in the stamping process, the qualification rate of finished products is gradually reduced, the die can not be used after a certain number of copper claw poles are stamped, and the die needs to be opened again; 3. the die stamping machine needs to be maintained every time when operating for a period of time, the die stamping machine can involve oil stains, and enterprises involving the oil stains need to carry out environmental protection certification, so that the number of manufactured finished products of the die stamping machine is obviously increased, the market competitiveness of the die stamping machine is low, and the profit is extremely low.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problems, the utility model provides the contact pin type wiring device of the synchronous motor, which has the advantages of simple structure, reasonable design, energy-saving materials, convenient production and improvement on production efficiency.

The technical scheme for solving the technical problems is as follows:

the utility model provides a synchronous machine's contact pin formula termination, includes coil former, copper coil, and the lateral wall of coil former is equipped with the wire winding groove, the centre is provided with the shaft hole, and the copper coil is around connecing the wire winding inslot fixedly, the top one side border of coil former extends there is the installation boss, is equipped with axial anodal needle through-hole and negative pole needle through-hole on the installation boss, and anodal needle through-hole and negative pole needle through-hole correspond closely the cross-under have anodal contact pin, negative pole contact pin, and anodal contact pin, negative pole contact pin hypomere are arranged in the copper coil outside, form between anodal contact pin, negative pole contact pin and the copper coil and reserve the clearance that is used for the plug wire terminal, and the top of anodal contact pin is connected with the one end of copper coil, and the other end of copper coil is connected with the top of negative pole contact pin.

The pin type wiring device of the synchronous motor has the beneficial effects that: this product adopts the contact pin structure, makes into anodal contact pin, negative pole contact pin with the power connection electrode of copper coil, and anodal contact pin, negative pole contact pin cut off the shaping through the wire segmentation, exempt from the punching press, exempt from extravagant material, improve the qualification rate of product, improve production efficiency, reduce material cost, advantages such as administrative cost.

Drawings

Fig. 1 and 2 are perspective views of the product of the utility model;

FIG. 3 is a top view of a product of the utility model;

FIG. 4 is a side view of a product of the utility model;

FIG. 5 is a cross-sectional view taken along line A-A of FIG. 3;

fig. 6 and 7 are perspective views of the product of the utility model with an insulating gland;

FIG. 8 is a top view of the product of the present invention with an insulating gland;

FIG. 9 is a side view of the product of the present invention with an insulating gland;

fig. 10, 11 and 12 are perspective views of the insulating gland of the product of the utility model.

Coil former 1, copper coil 2, wire winding groove 11, shaft hole 12, installation boss 3, positive pole needle through-hole 31, negative pole needle through-hole 32, anodal contact pin 311, negative pole contact pin 321, positive wire terminal embedding clearance space 312, anodal connector recess 33, negative pole connector recess 34, insulating gland 4, binding post jack 5, binding post plug 6, clearance 7, locating hole 35, outside board 41, reference column 42, knot hook 43, clamp plate 44.

Detailed Description

A contact pin type wiring device of a synchronous motor comprises a coil rack 1 and a copper coil 2, wherein the side wall of the coil rack 1 is provided with a winding groove 11, the middle part of the coil rack 1 is provided with a shaft hole 12, the shaft hole 12 is used for arranging a motor rotor, the copper coil 2 is wound and connected in the winding groove 11 for fixing, the coil rack 1 and the copper coil 2 are in a ring shape, the coil frame comprises a coil frame 1, a mounting boss 3 extends from one side edge of the top of the coil frame 1, the mounting boss 3 is provided with an axial positive needle through hole 31 and a negative needle through hole 32, the positive needle through hole 31 and the negative needle through hole 32 are correspondingly and tightly connected with a positive pin 311 and a negative pin 321 in a penetrating manner, the positive pin 311 and the negative pin 321 penetrate downwards from the positive needle through hole 31 and the negative needle through hole 32, the lower sections of the positive pin 311 and the negative pin 321 are arranged outside a copper coil 2, the top end of the positive pin 311 is connected with one end of the copper coil 2, and the other end of the copper coil 2 is connected with the top of the negative pin 321; the basic structure of the pin type wiring device is firm; the junction device of this product adopts the contact pin structure, make into anodal contact pin 311, negative pole contact pin 321 with the connection electrode of copper coil 2, anodal contact pin 311, negative pole contact pin 321 cuts off the shaping through the wire segmentation, insert anodal needle through-hole 31 and negative pole needle through-hole 32 respectively with the needle body through automated machine after the segmentation and form anodal contact pin 311, negative pole contact pin 321, exempt from the punching press like this, avoid extravagant material, improve the qualification rate of product, improve production efficiency, reduce material cost, advantages such as administrative cost.

The preferable technical scheme is further as follows: the distance between the positive pin 311 and the negative pin 321 is 4-8 mm, the setting distance between the positive pin 311 and the negative pin 321 is controllable, the creepage distance between the positive pin 311 and the negative pin 321 is large, and no electrostatic interference exists.

The preferred technical scheme is further as follows: the positive pin through hole 31 comprises an upper section and a lower section, the aperture of the upper section is larger than the lower section and larger than the positive pin 311 body, the positive pin 311 penetrates through the hole of the upper section from top to bottom and then tightly penetrates out of the hole of the lower section, a positive wire connector embedding gap space 312 is formed between the upper section of the positive pin 311 and the upper section of the positive pin through hole 31, the copper coil 2 connector is connected to the top of the positive pin 311 and arranged in the positive wire connector embedding gap space 312, the diameter of the positive pin 311 connected with the copper coil 2 connector can be increased, the positive wire connector embedding gap space 312 provides an accommodating space for the connector, the connection position of the positive pin 311 and the copper coil 2 connector is hidden in the positive wire connector embedding gap space 312, the connector is protected from being damaged by external force factors, and a good conduction function is ensured;

if no positive electrode wire connector is inserted into the gap space 312, the enlarged diameter part of the positive electrode contact pin 311 is projected on the top of the mounting boss 3 after being connected with the copper coil 2 connector;

the negative pole pin through hole 32 comprises an upper section and a lower section, the aperture of the upper section is larger than that of the lower section and larger than that of the negative pole pin 321 body, the negative pole pin 321 penetrates through the hole of the upper section from top to bottom and then tightly penetrates out of the hole of the lower section, a negative pole wire joint embedding gap space 322 is formed between the upper section of the negative pole pin 321 and the upper section of the negative pole pin through hole 32, the copper coil 2 connector lug is connected to the top of the negative pole pin 321 and arranged in the negative pole wire joint embedding gap space 322, the diameter of the negative pole pin 321 connected with the copper coil 2 connector lug is increased, the negative pole wire joint embedding gap space 322 provides an accommodating space for the connector lug, the connection part of the two connector lugs is hidden in the negative pole wire joint embedding gap space 322, the connector lug is protected from being damaged by external force factors, and good conducting function is ensured;

if no negative terminal is inserted into the gap space 322, the enlarged diameter portion of the negative terminal 321 is protruded from the top of the mounting boss 3 after the connection with the terminal of the copper coil 2.

The preferable technical scheme is further as follows: the side wall of the mounting boss 3 is provided with a positive terminal groove 33 and a negative terminal groove 34 of the copper coil 2, and the terminal sections at two ends of the copper coil 2 are embedded into the positive terminal groove 33 and the negative terminal groove 34 and then connected with the top ends of the corresponding positive pin 311 and the negative pin 321; anodal connector lug recess 33, negative pole connector lug recess 34 provide accommodation space for the connector lug section, hide the connector lug section in the recess, and the protection connector lug does not receive external force factor to damage, guarantees to have good electrically conductive function.

The preferable technical scheme is further as follows: the two-end connector lug of the copper coil 2 is firstly wound (wound) for a plurality of circles and then is welded and fixed by soldering tin or high-temperature welding after the top ends of the corresponding positive contact pin 311 and the negative contact pin 321, so that the conductivity is enhanced, looseness is prevented, and the connector lug is firmly connected.

The preferable technical scheme is further as follows: the positive pin 311 and the negative pin 321 are inserted into a part of the positive pin through hole 31 and a part of the negative pin through hole 321 respectively corresponding to the positive pin through hole 31 and the negative pin through hole 32, the tops of the positive pin 311 and the negative pin 321 protrude out of the top of the mounting boss 3, the two-end connector lugs of the copper coil 2 are welded on the tops of the positive pin 311 and the negative pin 321 and fixed, and then the positive pin 311 and the negative pin 321 are pressed down by a press machine, so that the connector lugs at the two ends of the copper coil 2 are embedded into the upper section of the corresponding positive pin through hole 31 and the upper section of the corresponding negative pin through hole 32, the wire connector plugging operation is facilitated, and the product quality is ensured.

The preferable technical scheme is further as follows: the side wall of the mounting boss 3 is connected with an insulating gland 4, and the top of the insulating gland 4 presses the top ends of the positive contact pin 311 and the negative contact pin 321 and shields the pin body; when the terminal plug 6 is connected, the positive pin 311 and the negative pin 321 are prevented from moving upwards due to stress, the pins are protected from being extruded and deformed by external force, damaged and the like, and static electricity is prevented from diffusing outwards.

A wiring terminal jack 5 is formed between the insulating gland 4 and the side wall of the coil rack 1, so that the wiring terminal plug 6 is conveniently aligned and mounted and is fixedly connected.

The preferable technical scheme is further as follows: the wiring terminal plug 6 is inserted into the wiring terminal jack 5, and the lower sections of the positive contact pin 311 and the negative contact pin 321 are inserted into the wiring terminal plug 6; the connecting terminal plug 6 is a self-locking connecting terminal plug 6, and the positive contact pin 311 and the negative contact pin 321 are inserted into the connecting terminal plug 6 and then hooked tightly by the reverse buckle to be unable to be separated, so that the connecting terminal plug 6 is firmly connected with the positive contact pin 311 and the negative contact pin 321, and the conductivity is good.

The preferable technical scheme is further as follows: the positive pin 311 and the negative pin 321 are made of aluminum alloy or copper alloy; the coil rack 1 is in a ring shape, and the positive pin 311 and the negative pin 321 are vertical pins. A gap 7 for a plug wire terminal is reserved between the positive pin 311, the negative pin 321 and the copper coil 2, and the gap 7 is convenient for the plug 6 of the wiring terminal to insert into a space and provides a certain creepage distance with the copper coil 2.

The preferable technical scheme is further as follows: the insulating gland 4, the mounting boss 3 and the coil rack 1 are made of insulating plastics.

The preferable technical scheme is further as follows: the side wall of the mounting boss 3 is provided with a positioning hole 35; the insulating gland 4 is integrally formed by injection molding; insulating gland 4 includes outer panel 41, reference column 42, detains and colludes 43, clamp plate 44, and the inner wall of outer panel extends the reference column, detains and colludes, clamp plate, and the reference column inserts in the locating hole location, detains and colludes the diapire of lock joint at binding post plug 6, and the clamp plate is pressed and is compressed tightly anodal contact pin 311, negative pole contact pin 321 at the top of installation boss 3, rationally sets up connection structure between the two.

Claims

1. The utility model provides a synchronous machine's contact pin formula termination, includes coil former, copper coil, and the lateral wall of coil former is equipped with wire winding groove, the centre is provided with the shaft hole, and the copper coil winds and connects in wire winding inslot fixed, its characterized in that: the utility model discloses a copper coil, including coil former, installation boss, positive pole needle through-hole, negative pole needle through-hole, copper coil's top and the top of copper coil are connected, and the top of copper coil's the other end is connected with the top of negative pole contact pin.

2. The contact pin type terminal device of a synchronous machine according to claim 1, wherein: the positive pin through hole comprises an upper section and a lower section, the aperture of the upper section is larger than that of the lower section and larger than that of the positive pin body, the positive pin penetrates through the hole of the upper section from top to bottom and then tightly penetrates out of the hole of the lower section, a positive wire connector embedding gap space is formed between the upper section of the positive pin and the upper section of the positive pin through hole, and a copper coil connector lug is connected to the top of the positive pin and arranged in the positive wire connector embedding gap space;

the negative pole needle through-hole is including upper and lower two sections, and the aperture of upper segment is greater than the hypomere and is greater than negative pole contact pin body itself, and the negative pole contact pin is followed the hole that down passed the upper segment from last and then closely is worn out from the hypomere hole, is formed with negative pole line head embedding clearance space between the upper segment of negative pole contact pin and the negative pole needle through-hole upper segment, and the copper coil connector lug is connected in the top of negative pole contact pin and is arranged in negative pole line head embedding clearance space.

3. The contact pin type terminal device of a synchronous machine according to claim 1, wherein: the lateral wall of installation boss is equipped with the anodal connector lug recess and the negative pole connector lug recess of copper coil, and the both ends connector segment of copper coil imbeds earlier and is connected with the top of the anodal contact pin that corresponds, negative pole contact pin behind anodal connector lug recess, the negative pole connector lug recess again.

4. The contact pin type terminal device of a synchronous machine according to claim 2, wherein: and the connector lugs at two ends of the copper coil are wound and connected with a plurality of circles of the connector lugs at the top ends of the corresponding positive contact pins and negative contact pins and then are fixed by soldering tin or high-temperature fusion welding.

5. The contact pin type terminal device of a synchronous machine according to claim 4, wherein: anodal contact pin and negative pole contact pin insert partly earlier and get into in the anodal needle through-hole that corresponds separately, negative pole needle through-hole, the top protrusion of anodal contact pin and negative pole contact pin is at the top of installation boss, and the both ends connector lug of copper coil welds and pushes down anodal contact pin and negative pole contact pin with pressure machinery after the top of anodal contact pin and negative pole contact pin is fixed, makes the both ends connector lug embedding of copper coil at anodal needle through-hole upper segment, negative pole needle through-hole upper segment that correspond.

6. The contact pin type terminal device of a synchronous machine according to claim 1, wherein: the side wall of the mounting boss is connected with an insulating gland, and the top of the insulating gland presses the top ends of the positive contact pin and the negative contact pin and shields the pin body;

and a wiring terminal jack is formed between the insulating gland and the side wall of the coil rack.

7. The contact pin type terminal device of a synchronous machine according to claim 6, wherein: a wiring terminal plug is inserted into the wiring terminal jack, and the lower sections of the positive contact pin and the negative contact pin are inserted into the wiring terminal plug; the binding post plug is from locking-type binding post plug, and positive contact pin, negative pole contact pin insert behind in the binding post plug by the back-off collude tightly can't deviate from.

8. The contact pin type terminal device of a synchronous machine according to claim 1, wherein: the positive pin and the negative pin are made of aluminum alloy or copper alloy; the coil rack is in a ring shape, and the positive pin and the negative pin are vertical pins; gaps for the plug wire terminals are reserved among the positive pin, the negative pin and the copper coil.

9. The contact pin type terminal device of a synchronous machine according to claim 6, wherein: the insulating gland, the mounting boss and the coil rack are made of insulating plastics.

10. The contact pin type terminal device of a synchronous machine according to claim 7, wherein: the side wall of the mounting boss is provided with a positioning hole; the insulating gland is integrally formed by injection molding; insulating gland includes outer panel, reference column, knot and colludes, clamp plate, and the inner wall of outer panel extends the reference column, detains and colludes, clamp plate, and the reference column inserts the location in the locating hole, detains and colludes the diapire of lock joint at the binding post plug, and the clamp plate is pressed and is compressed tightly positive contact pin, negative pole contact pin at the top of installation boss.