CN218335459U

CN218335459U - Bobbin end cover in pin type

Info

Publication number: CN218335459U
Application number: CN202222247900.9U
Authority: CN
Inventors: 李兴泽; 韦安春
Original assignee: Zhongshan Pengfei Electric Appliance Co ltd
Current assignee: Zhongshan Pengfei Electric Appliance Co ltd
Priority date: 2022-08-25
Filing date: 2022-08-25
Publication date: 2023-01-17
Anticipated expiration: 2032-08-25

Abstract

The utility model discloses a needle type inner bobbin bracket end cover in the technical field of electronic bobbin brackets, which comprises an annular bracket, wherein a plurality of winding posts are fixedly connected inside the annular bracket, the end parts of the winding posts are fixedly connected with wire blocking sheets, the bottom of the annular bracket is fixedly connected with a plurality of positioning contact pins, the top of the annular bracket is fixedly connected with a plurality of edge insertion sheets, the bottom of the annular bracket is provided with a plurality of spaced grooves, the outer parts of the positioning contact pins are rotatably connected with tension receiving sheets, and the positioning contact pins are matched and spliced with jacks of a motor stator needing to be wound; the utility model is simple and fast in splicing, and saves the time required by winding; the laminating is inseparable, and is comparatively stable during the wire winding, and the compactness after whole wire winding is better.

Description

Bobbin end cover in pin type

Technical Field

The utility model relates to an electron bobbin technical field specifically is a bobbin end cover in pin type.

Background

A brushless motor is a dc driving device, and has advantages of small size, fast rotation speed, small electromagnetic interference, etc. compared with a brush motor, the brushless motor gradually replaces the brush motor and is widely used. The existing brushless motor stator winding framework consists of a framework ring and a plurality of wire seats which are distributed on the inner peripheral wall of the framework ring along the circumferential direction of the framework ring, are T-shaped and are arranged along the radial direction of the framework ring. At present, the framework ring and the stator are jointly wound by inserting and matching the inserting sheets matched with the stator winding space in the inner side of the framework ring, but the gap between the inserting sheets and the stator is larger after the inserting sheets are inserted, more inserting and aligning are troublesome, and the connection is not stable.

Based on this, the utility model designs a bobbin end cover in pin type to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a bobbin end cover in pin type to the skeleton ring inboard that provides in solving above-mentioned background art is equipped with the two grafting cooperation common wire winding of inserted sheet that matches with stator wire winding space, and the gap is great between the grafting back, and the more grafting of inserted sheet is aimed at comparatively trouble, connects also not too stable problem.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a bobbin end cover in pin type, includes the annular frame, a plurality of wrapping posts of the inside fixedly connected with of annular frame, the equal fixedly connected with of wrapping post tip keeps off the line piece, a plurality of location contact pins of annular frame bottom fixedly connected with, a plurality of edge inserts of annular frame top fixedly connected with, the annular frame bottom is equipped with a plurality of interval recesses, it receives the nervous piece to rotate outward the connection of location contact pin, the location contact pin is pegged graft with required wire-wound motor stator's jack cooperation.

Preferably, the positioning contact pin is sleeved with a bottom barrel, and a light spring is fixedly connected between the bottom barrel and the positioning contact pin.

Preferably, the outer side of the positioning contact pin is fixedly provided with an installation groove, one end of the tension collecting sheet is rotatably connected in the installation groove, and the tension collecting sheet penetrates through the bottom barrel to be in sliding fit with the bottom barrel.

Preferably, an opening sliding groove is formed in the outer side of the bottom cylinder, a hollow sliding groove is formed in the middle of the tension collecting sheet, inward-sinking sliding grooves are formed in the two sides of the opening sliding groove, a sliding rod is rotatably connected between the inward-sinking sliding grooves and slides in the hollow sliding groove, the sliding rod is in a folding state in an original state, and the front end of the sliding rod is located on the inner side of the bottom cylinder.

Preferably, the top ends of the wire blocking pieces are provided with round corners, and the space between the winding post and the wire blocking pieces is a winding space.

Preferably, one side of the annular frame is provided with a lug corresponding edge, and the lug corresponding edge, the annular frame and the winding post are of an integrally formed structure.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses a match the annular frame with the stator and peg graft the location contact pin in the jack of required wire-wound motor stator after counterpointing, peg graft comparatively portably swiftly, save the wire winding required time, and the junction contact is comparatively inseparable. The tension sheet is tightened and fixed in the hole, so that the positioning contact pin is tightly connected and cannot easily move up and down, the wire is wound stably, the positioning contact pin is tightened, the gap between the annular frame and the stator is reduced, the annular frame and the stator are tightly attached, and the tightness after the whole wire winding is better.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic view of the bottom view structure of the present invention;

FIG. 2 is a schematic view of the bottom elevation structure of the present invention;

FIG. 3 is a schematic view of a front side view angle semi-section structure of the present invention;

fig. 4 is the utility model discloses a location contact pin semi-section sketch map.

In the drawings, the components represented by the respective reference numerals are listed below:

1. an annular frame; 2. a winding post; 3. a thread stop sheet; 4. positioning a contact pin; 5. an edge insert; 6. spacing grooves; 7. collecting tension sheet; 8. a bottom barrel; 9. a light spring; 10. mounting grooves; 11. opening the sliding chute; 12. a hollow chute; 13. an invagination chute; 14. a slide bar; 15. a winding space; 16. the bump corresponds to the edge.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution:

the utility model provides a bobbin end cover in pin type, including annular frame 1, a plurality of wrapping posts 2 of 1 inside fixedly connected with of annular frame, the equal fixedly connected with of 2 tip of wrapping posts keeps off the line piece 3, a plurality of location contact pins 4 of 1 bottom fixedly connected with of annular frame, a plurality of edge inserted sheets 5 of 1 top fixedly connected with of annular frame, 1 bottom of annular frame is equipped with a plurality of interval recesses 6, it receives nervous piece 7 to rotate to be connected with outside the contact pin 4 to fix a position, location contact pin 4 is pegged graft with required wire-wound motor stator's jack cooperation.

The utility model discloses during the use, through will fix a position contact pin 4 and peg graft in required wire-wound motor stator's jack after matcing counterpoint with the stator with annular frame 1, compare among the prior art through in the cooperation of pegging graft of 1 inboard a plurality of inserted sheets of annular frame and stator, peg graft comparatively portably swiftly, save the wire winding required time, and the junction contact is comparatively inseparabler. The coil is wound on the winding post 2 and protected on the inner side by the wire blocking sheet 3, so that the insulation effect is achieved.

Wherein, the positioning contact pin 4 is sleeved with a bottom barrel 8, and a light spring 9 is fixedly connected between the bottom barrel 8 and the positioning contact pin 4.

Wherein, the outer side of the positioning pin 4 is fixedly provided with a mounting groove 10, one end of the tension receiving sheet 7 is rotatably connected in the mounting groove 10, and the tension receiving sheet 7 penetrates through the bottom barrel 8 to be in sliding fit with the bottom barrel.

Wherein, an opening chute 11 is arranged on the outer side of the bottom cylinder 8, a hollow chute 12 is arranged in the middle of the tightening sheet 7, invagination chutes 13 are arranged on both sides of the opening chute 11, a sliding rod 14 is rotatably connected between the invagination chutes 13, the sliding rod 14 slides in the hollow chute 12, the sliding rod 14 is in a folding state in an original state, and the front end of the sliding rod is positioned on the inner side of the bottom cylinder 8.

The positioning pin 4 is inserted into a hole of the stator and is pressed downwards by force, after the bottom barrel 8 reaches the bottom of the hole, the positioning pin 4 continues to move downwards to be inserted, the positioning pin 4 compresses the light spring 9 and is accommodated into the bottom barrel 8, then the downward movement of the positioning pin 4 drives the tension receiving sheet 7 to rotate upwards and extend outwards at the same time, the upward rotating force enables the positioning pin 4 to be tensioned downwards and extend outwards to enable the tension receiving sheet 7 to be tightly supported and fixed in the hole, therefore, the connection of the positioning pin 4 is firm, the vertical movement cannot easily occur, the positioning pin is stable during winding, the positioning pin 4 is tensioned, the gap between the annular frame 1 and the stator is reduced, the annular frame and the stator are tightly attached, and the tightness after the whole winding is better.

Wherein, the top ends of the wire blocking pieces 3 are provided with round corners, and the space between the winding post 2 and the wire blocking pieces 3 is a winding space 15; the fillet design makes for winding.

Wherein, annular frame 1 one side is equipped with the lug and corresponds limit 16, and lug corresponds limit 16 and annular frame 1 and wrapping post 2 and be the integrated into one piece formula structure, and lug corresponds limit 16 and conveniently aligns the installation with the stator.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended to aid in the description of the invention. The preferred embodiments are not exhaustive and do not limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a bobbin end cover in pin type which characterized in that: including annular frame (1), a plurality of wrapping posts (2) of the inside fixedly connected with of annular frame (1), the equal fixedly connected with of wrapping post (2) tip keeps off line piece (3), a plurality of location contact pins (4) of annular frame (1) bottom fixedly connected with, a plurality of edge inserted sheets (5) of annular frame (1) top fixedly connected with, annular frame (1) bottom is equipped with a plurality of interval recesses (6), it receives nervous piece (7) to rotate outward to be connected with in location contact pin (4), location contact pin (4) are pegged graft with required wire-wound motor stator's jack cooperation.

2. An end cap for a needle-type inner bobbin according to claim 1, wherein: the outer sleeve of the positioning contact pin (4) is provided with a bottom barrel (8), and a light spring (9) is fixedly connected between the bottom barrel (8) and the positioning contact pin (4).

3. An end cap for a needle-type inner bobbin according to claim 2, wherein: the outer side of the positioning pin (4) is fixedly provided with a mounting groove (10), one end of the tension collecting sheet (7) is rotatably connected in the mounting groove (10), and the tension collecting sheet (7) penetrates through the bottom barrel (8) to be in sliding fit with the bottom barrel.

4. A needle type inner bobbin end cap according to claim 3, wherein: an opening sliding groove (11) is formed in the outer side of the bottom cylinder (8), a hollow sliding groove (12) is formed in the middle of the tension collecting sheet (7), inward-sinking sliding grooves (13) are formed in the two sides of the opening sliding groove (11), a sliding rod (14) is rotatably connected between the inward-sinking sliding grooves (13), the sliding rod (14) slides in the hollow sliding groove (12), and the sliding rod (14) is in a folding state in the original state and the front end of the sliding rod is located on the inner side of the bottom cylinder (8).

5. A needle type inner bobbin end cap according to claim 1, wherein: the top end of the wire blocking piece (3) is provided with a round angle, and the space between the winding post (2) and the wire blocking piece (3) is a winding space (15).

6. A needle type inner bobbin end cap according to claim 1, wherein: a lug corresponding edge (16) is arranged on one side of the annular frame (1), and the lug corresponding edge (16), the annular frame (1) and the winding post (2) are of an integrally formed structure.