CN211788415U

CN211788415U - Split type coil skeleton

Info

Publication number: CN211788415U
Application number: CN201922474431.2U
Authority: CN
Inventors: 张人峰; 吕华岗; 汪子华; 向奕然
Original assignee: Zhejiang Hongyun Industrial Co ltd
Current assignee: Zhejiang Hongyun Industrial Co ltd
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-10-27
Anticipated expiration: 2029-12-31

Abstract

The utility model relates to the field of electric machines, a split type coil skeleton is disclosed, locate the coil spacer on the split type skeleton including split type skeleton and cover, split type skeleton includes that first skeleton and cover locate the second skeleton on the first skeleton, first skeleton is including being used for the spacing butt section one of coil, the external diameter is less than butt section one and is used for the cover to establish the cup joint section one of coil spacer and the external diameter is less than the crimping section of cup joint section one, the second skeleton is including the cover locate the joint section on the crimping section and be used for the spacing butt section two of coil, the joint section external diameter equals with cup joint section one external diameter, back on first skeleton is located to second skeleton cover, the crimping section receives the power and orders about the crimping section one end and keep away from the central axis direction and bend, crimping section bending part compresses tightly the second skeleton.

Description

Split type coil skeleton

Technical Field

The utility model relates to the field of electric machines, especially, relate to a split type coil skeleton.

Background

The framework among the prior art coil framework adopts the integral type, and the integral type reliability is high, nevertheless in process of production, needs a monoblock columniform material to pass through lathe cutting process and obtains, and the framework of integral type processing cost is high, and the material is extravagant serious, and the coil spacer that is located on the framework often need just can install in the framework after cutting off, assembles trouble.

SUMMERY OF THE UTILITY MODEL

The utility model discloses to the extravagant serious shortcoming of prior art integral type skeleton material, provide a split type coil skeleton.

In order to solve the technical problem, the utility model discloses a following technical scheme can solve: the utility model provides a split type coil skeleton, locate the coil spacer on split type skeleton including split type skeleton and cover, split type skeleton includes that first skeleton and cover locate the second skeleton on the first skeleton, first skeleton is including being used for the spacing butt section one of coil, the external diameter is less than butt section one and is used for the cover to establish the cup joint section one of coil spacer and the external diameter is less than the crimping section of cup joint section one, the second skeleton is including the joint section of cover on locating the crimping section and being used for the spacing butt section two of coil, the external diameter of joint section equals with a cup joint section external diameter, second skeleton cover is located on the first skeleton after, the crimping section receives power and orders about the crimping section and keeps away from one end of cup joint section and be and keep away from the central axis direction and crooked, crimping section crooked part compresses tightly the.

By adopting the scheme, the first framework is connected with the second framework in a clamping manner, the integrity of the coil spacer sleeve is ensured, the framework processing cost of the integrated type is higher, a whole iron block needs to be processed, the material waste is serious, the split type framework is more convenient to process, and the processing cost is saved.

As preferred, the joint hole has been seted up on the butt section one and the poor step face that forms of two diameters of cup joint section one, coil spacer integrated into one piece is including being annular butt section three, be tubulose and the external diameter be less than butt section three cup joint section two and with butt section three the same butt section four, cup joint section two sets locate cup joint section one on, butt section three and butt section four are located two both ends of cup joint section respectively, butt section three is kept away from four terminal surface epirelief of butt section and is equipped with the joint post, the joint post cooperates with joint hole joint.

By adopting the scheme, the clamping columns are matched with the clamping holes to enable the coil spacer sleeves to have the positioning function.

Preferably, the coil spacer sleeve is provided with a plurality of infiltration grooves which are uniformly arranged at intervals along the circumferential direction of the coil spacer sleeve.

By adopting the scheme, the function of the infiltration groove is convenient for the adhesive to enter the copper wire wound on the coil spacer.

Preferably, the second abutting section is provided with a plurality of seepage holes, the seepage holes are uniformly arranged along the two circumferential directions of the second abutting section at intervals, the quantity of the seepage holes is equal to that of the seepage grooves, and the seepage holes are aligned and communicated with the seepage grooves.

By adopting the scheme, the infiltration holes facilitate the adhesive to enter the copper wire wound on the coil spacer.

Drawings

FIG. 1 is a schematic diagram of the overall structure of a split coil bobbin;

fig. 2 is an exploded view of a split bobbin assembly.

The names of the parts indicated by the numerical references in the above figures are as follows: 1. a coil spacer; 2. a first skeleton; 3. a second skeleton; 4. a first abutting section; 5. a first sleeving section; 6. a crimping section; 7. a clamping section; 8. a second abutting section; 9. an abutting section III; 10. a second sleeving section; 11. an abutting section IV; 12. a clamping hole; 13. a clamping column; 14. infiltrating into a groove; 15. a first infiltration groove; 16. a second infiltration groove; 17. and (4) permeating into the hole.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples.

A split type coil framework is disclosed, firstly referring to figures 1 and 2, comprising a split type framework and a coil spacer 1 sleeved on the split type framework, wherein the split type framework comprises a first framework 2 and a second framework 3 sleeved on the first framework 2, the first framework 2 and the second framework 3 are both annular, the first framework 2 comprises a first abutting section 4 for limiting the coil spacer 1 and presenting an annular column shape, a first sleeving section 5 with an outer diameter smaller than that of the first abutting section 4 and used for sleeving the coil spacer 1, and a crimping section 6 with an outer diameter smaller than that of the first sleeving section 5, the first sleeving section 5 is tubular, the first abutting section 4, the first sleeving section 5 and the crimping section 6 are communicated in inner diameter, the second framework 3 comprises a clamping section 7 sleeved on the crimping section 6 and a second abutting section 8 used for limiting the coil, the outer diameter of the clamping section 7 is equal to that of the first sleeving section 5, and the height of the second framework 3 is smaller than that of the

crimping section

6, 1 cover of coil spacer is located and is cup jointed on section 5 and the step face butt that the poor formation of two diameters of 1 one end of coil spacer and butt section 4 and the section of cup jointing 5, then 7 covers of joint section that second skeleton 3 will are located on the crimping section 6 of first skeleton 2, through press or hydraulic press, order about crimping section 6 and keep away from that one 5 one ends of section of cup jointing are kept away from the central axis direction and are crooked, thereby make crimping section 6 keep away from that one 5 one ends of section of cup jointing are strutted, thereby 6 curved parts of crimping section compress tightly second skeleton 3, play the effect of fixed second skeleton 3. The coil spacer 1 is integrally formed to comprise an annular abutting section III 9, a sleeve section II 10 which is tubular and has an outer diameter smaller than the abutting section III 9 and an abutting section IV 11 which has the same structure with the abutting section III 9, the sleeve section II 10 is sleeved on the sleeve section I5, the abutting section III 9 and the abutting section IV 11 are respectively positioned at two ends of the sleeve section II 10, a step surface formed by the diameter difference between the abutting section I4 and the sleeve section I5 is abutted against one end surface of the abutting section III 9 far away from the abutting section IV 11, a step surface formed by the diameter difference between the clamping section 7 and the abutting section II 8 is abutted against one end surface of the abutting section IV 11 far away from the abutting section III 9, a clamping hole 12 is formed on the step surface formed by the diameter difference between the abutting section I4 and the sleeve section I5, a clamping column 13 is convexly arranged on one end surface of the abutting section III 9 far away from the abutting section IV 11, the clamping column 13 is in clamping fit with the clamping hole 12, the clamping column 13 is in an annular, the coil spacer 1 is provided with a plurality of seepage grooves 14, the seepage grooves 14 are uniformly arranged along the circumferential direction of the coil spacer 1 at intervals, each seepage groove 14 comprises a seepage groove I15 and a seepage groove II 16, the seepage groove I15 is simultaneously arranged on a sleeve section II and a butt section III 9, the seepage groove II 16 is simultaneously arranged on a sleeve section II and a butt section IV 11, the quantity of the seepage grooves I15 and the quantity of the seepage grooves II 16 are six, the seepage grooves I15 and the seepage grooves II 16 are oppositely staggered, six seepage holes 17 are arranged on the end surface of the butt section II 8, the seepage holes 17 are uniformly arranged along the circumferential direction of the butt section II 8 at intervals, the quantity of the seepage holes 17 is equal to that of the seepage grooves II, the seepage holes 17 are aligned and communicated with the seepage grooves II 16, when a copper wire is wound on the coil spacer 1, an adhesive can conveniently enter gaps between the copper wires through the seepage holes 17, the seepage grooves I15 and the seepage grooves II 16, so as to ensure that the copper wire wound on the coil spacer 1 is completely glued, the annular snap-fit posts 13 may also serve to facilitate the entry of glue into the coil.

Claims

1. A split type coil framework comprises a split type framework and a coil spacer bush (1) sleeved on the split type framework, and is characterized in that the split type framework comprises a first framework (2) and a second framework (3) sleeved on the first framework (2), the first framework (2) comprises a first abutting section (4) used for limiting a coil, a first sleeving section (5) used for sleeving the coil spacer bush (1) and a second crimping section (6) used for limiting the coil, wherein the outer diameter of the first abutting section (4) is smaller than that of the first sleeving section (5), the second framework (3) comprises a clamping section (7) sleeved on the crimping section (6) and a second abutting section (8) used for limiting the coil, the outer diameter of the clamping section (7) is equal to that of the first sleeving section (5), the second framework (3) is sleeved on the first crimping framework (2), the force is applied to the clamping section (6) to drive one end of the first sleeving section (6) to be far away from the first sleeving section (5) to be bent in a direction of keeping away from, the bent part of the crimping section (6) compresses the second framework (3).

2. The split type coil framework of claim 1, wherein a clamping hole (12) is formed in a step surface formed by the diameter difference between the first abutting section (4) and the first sleeving section (5), the coil spacer sleeve (1) is integrally formed and comprises a third annular abutting section (9), a second sleeving section (10) which is tubular and has an outer diameter smaller than the third abutting section (9) and a fourth abutting section (11) which is the same as the third abutting section (9), the second sleeving section (10) is sleeved on the first sleeving section (5), the third abutting section (9) and the fourth abutting section (11) are respectively located at two ends of the second sleeving section (10), a clamping column (13) is arranged on one end surface, far away from the fourth abutting section (11), of the third abutting section (9) in a protruding mode, and the clamping column (13) is matched with the clamping hole (12) in a clamping mode.

3. The split type coil bobbin as claimed in claim 2, wherein the coil spacer (1) is provided with a plurality of penetration grooves (14), and the penetration grooves (14) are uniformly arranged along the circumference of the coil spacer (1) at intervals.

4. The split type coil bobbin as claimed in claim 3, wherein the second abutting section (8) is provided with a plurality of penetration holes (17), the penetration holes (17) are uniformly arranged along the second abutting section (8) at intervals in the circumferential direction, the number of the penetration holes (17) is equal to that of the penetration grooves (14), and the penetration holes (17) are aligned with and communicated with the second penetration grooves (16).