CN208284338U - A kind of electromagnetic coil and its skeleton - Google Patents
A kind of electromagnetic coil and its skeleton Download PDFInfo
- Publication number
- CN208284338U CN208284338U CN201820922154.XU CN201820922154U CN208284338U CN 208284338 U CN208284338 U CN 208284338U CN 201820922154 U CN201820922154 U CN 201820922154U CN 208284338 U CN208284338 U CN 208284338U
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- lead slot
- mounting portion
- fixing piece
- wire
- coiling
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Abstract
The utility model discloses a kind of electromagnetic coil and its skeletons, including around core；Terminal fixing piece, the terminal fixing piece includes mounting portion and peripheral part；First lead slot and the second wire lead slot set on terminal fixing piece periphery, the first lead slot and second wire lead slot are set to the two sides of the mounting portion, and the first lead slot is connected with the mounting portion.In the electromagnetic coil and its skeleton, the design of terminal fixing piece periphery is set to by first lead slot, it can effectively avoid the situation that coiling is wound to again in wire connecting portion behind the lower surface of inserting terminal root, be not in the risk that coiling is broken by electrode when guaranteeing winding spot welding.
Description
Technical field
The utility model belongs to electromagnetic coil technical field, more particularly, to a kind of electromagnetic coil and its skeleton.
Background technique
Fig. 1-2 is please referred to, Fig. 1 is the structural schematic diagram of electromagnetic coil in background technique；Fig. 2 is the partial enlarged view of Fig. 1.
As shown, electromagnetic coil includes skeleton 1 ', coiling 2 ' and two inserting terminals 3 '；Two 3 ' grafting of inserting terminal
On skeleton 1 ', and skeleton 1 ' corresponds to equipped with cabling channel 4 ' between two inserting terminals, and inserting terminal 3 ' is upper close to cabling channel
Side be equipped with curved wire connecting portion 31 '.
Concrete mode is that the interior bobbin winding head of coiling 2 ' enters to that cabling channel 4 ' is interior, is wrapped in connecing for the inserting terminal 3 ' on right side
In line portion 31 ', coiling 2 ' later is made on 2 ' of coil rack, and after the completion of coiling, the outer bobbin winding head of coiling 2 ' is again from cabling channel 4 '
Place finally carries out at the place of wire connecting portion 31 ' of two inserting terminals 3 ' respectively around in the wire connecting portion 31 ' of the inserting terminal 3 ' in left side
Spot welding.
For electromagnetic coil in above structure in spot welding, it is axial that the electrode of electric welding equipment needs butted line portion 31 ' first to carry out
It compresses, after turn-on current, spot-welding equipment generates resistance heat, melts 31 ' enameled wire coat of wire connecting portion, forms solder joint.If coiling
Outer the end of a thread is wound to its wire connecting portion 31 ' from 3 ' bottom of plug terminal, and in pinpoint welding procedure, electrode butted line portion 31 ' carries out axial pressure
When tight, it is easy to appear the risk that electrode breaks outer the end of a thread, causes coil breaking.
Therefore, how to avoid electromagnetic coil from open circuit conditions occur in winding electric welding, be that those skilled in the art need at present
Technical problems to be solved.
Utility model content
The purpose of the utility model is to provide a kind of electromagnetic coil and its skeleton, which is not easy in winding spot welding
There is the situation of open circuit.
To solve the above-mentioned problems, the utility model uses a kind of following technical scheme: electromagnetic coil skeleton, including
Around core；
Terminal fixing piece, the terminal fixing piece includes mounting portion and peripheral part；
First lead slot and the second wire lead slot set on terminal fixing piece periphery, the first lead slot and described
Two wire lead slots are respectively arranged at the two sides of the mounting portion.
Further, the first lead slot extends along portion perimeter portion, and forms notch in the peripheral part, described
First lead slot is connected with the mounting portion.
Further, second wire lead slot includes the second groove extended along the portion perimeter portion and with described second
The second connected leading part of groove.
Further, the first lead slot include along terminal fixing piece periphery extend the first groove and with it is described
The connected first lead portion of first groove.
The invention also discloses a kind of electromagnetic coils characterized by comprising
Skeleton, the skeleton include around core and terminal fixing piece, and the terminal fixing piece includes mounting portion and peripheral part, institute
It states terminal fixing piece and is provided with first lead slot and the second wire lead slot；
The coiling being wound on the skeleton；
First inserting terminal, including the first mounting portion and the first wire connecting portion；
Second inserting terminal, including the second mounting portion and the second wire connecting portion；
First mounting portion, the second mounting portion are fixedly connected with the mounting portion；
One end of the coiling is connect with second wire connecting portion, be wound on by second wire lead slot it is described around core,
And by the first lead slot, it is connect with first wire connecting portion
Electromagnetic coil and its skeleton provided by the utility model, by the way that first lead slot is arranged, so that coiling winding process
In, the outer bobbin winding head of coiling can directly be wound to the wire connecting portion of inserting terminal along wire lead slot under the traction of the line mouth of coil winding machine,
So that reducing the risk that coiling is broken by electrode when winding spot welding.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of electromagnetic coil of background technique.
Fig. 2 is the partial enlarged view of Fig. 1.
Fig. 3 is the structural schematic diagram one of skeleton provided by the utility model.
Fig. 4 is the structural schematic diagram two of skeleton provided by the utility model.
Fig. 5 is the structural schematic diagram three of skeleton provided by the utility model.
Fig. 6 is the enlarged drawing in Fig. 5 at B.
Fig. 7 is the structural schematic diagram of the first inserting terminal provided by the utility model.
Fig. 8 is the structural schematic diagram of the second inserting terminal provided by the utility model.
Fig. 9 is the structural schematic diagram of electromagnetic coil provided by the utility model.
Figure 10 is the partial schematic diagram of Fig. 8.
Figure 11 is the structural schematic diagram of the utility model skeleton another kind embodiment.
Wherein, one-to-one relationship of the Fig. 1 into Fig. 2 between component names and appended drawing reference is as follows:
Skeleton 1 ', coiling 2 ', inserting terminal 3 ', cabling channel 4 ', wire connecting portion 31 '；
Wherein, one-to-one relationship of the Fig. 3 into Figure 10 between component names and appended drawing reference is as follows:
Around core 1, terminal fixing piece 2, peripheral part 21, mounting portion 22, first lead slot 23, the second wire lead slot 24, first draws
Line portion 231, the first groove 232, the second leading part 241, the second groove 242, protrusion 243, coiling 4, the first inserting terminal 5, the
One mounting portion 51, the first wire connecting portion 52, the first pin 53, rotary table portion 6, the second inserting terminal 7, the second mounting portion 71, second connects
Line portion 72, second pin 73.
Specific embodiment
In order to make those skilled in the art better understand the utility model, with reference to the accompanying drawing and it is embodied
The utility model is described in further detail for mode.
It is succinct with description for ease of understanding, illustrate together below in conjunction with electromagnetic coil and its skeleton, beneficial effect part is not
Repeat discussion.
Fig. 3-11 is please referred to, the utility model provides a kind of electromagnetic coil skeleton, as seen in figures 3-6, including around core 1, around
Line (i.e. enameled wire) is wound on core 1, should was hollow setting around core 1, and terminal fixing piece 2 was arranged around the upper end of core 1, lower end was set
Rotary table portion 6 is set, the terminal fixing piece 2, rotary table portion 6 and the mode that integrated injection molding can be used around core 1 are made.The terminal is solid
Part 2 is determined with peripheral part 21 and mounting portion 22.In the present specification, the peripheral part 21 of terminal fixing piece 2 is defined as terminal and fixes
Part 2 removes the remaining outer peripheral portion after mounting portion 22；It is provided on mounting portion 22 for the first inserting terminal 5 and the second plug wire terminal
7 the first inserting grooves 31 and the second inserting groove 32 being inserted into respectively have certain between the first inserting groove 31 and the second inserting groove 32
Distance, when assembly, the first inserting terminal 5 and the second plug wire terminal 7 are plugged on first inserting terminal 5 and the second plug wire respectively
In terminal 7, to realize inserting terminal assembly on mounting portion 22.
2 peripheral part of terminal fixing piece is equipped with first lead slot 23 and the second wire lead slot 24, the first lead slot 23 and the
Two wire lead slots 24 are for guiding coiling cabling；Wherein, first lead slot 23 is interior the end of a thread slot, and the second wire lead slot 24 is outer the end of a thread
Slot；First lead slot 23 and the second wire lead slot 24 are set on 2 periphery of terminal fixing piece, and the first lead slot 23 and institute
State the two sides that the second wire lead slot 24 is set to the mounting portion 22；First lead slot 23 and the interior bobbin winding head of coiling are cooperated,
Second wire lead slot 24 and the outer bobbin winding head of coiling are cooperated.
Under such structure, first lead slot 23 is connected with the mounting portion 22, and the outer bobbin winding head of coiling can be in coil winding machine
Under the traction of line mouth, directly it is wound to along wire lead slot in the wire connecting portion of inserting terminal, it can be achieved that automatic winding, promotes production effect
Rate, and reduce the hidden danger of quality of product；Secondly, can effectively avoid coiling when coiling behind the lower surface of inserting terminal root again
Situation about being wound in wire connecting portion is not in the risk that coiling is broken by electrode when guaranteeing winding spot welding, improves product quality
Qualification rate.
For convenient for by coiling by being wound in mounting portion 22, electromagnetic wire provided in this embodiment between after first lead slot 23
Circle can be set to the form that first lead slot 23 is connected with mounting portion 22, and certainly, first lead slot 23 and mounting portion 22 be not direct
It is connected also possible.
In the embodiment, the first lead slot 23 is set as open wire casing, specially described 23 edge of first lead slot
Portion perimeter portion 21 extend, and the peripheral part 21 formed notch；That is, the lower part of the first lead slot 23 is straight
It is passed on the lower surface of the terminal fixing piece 2 in succession, guarantees that coiling 2 in cabling, can fit in first lead slot completely
23 are wound on core, guarantee that coiling 2 is pasted on skeleton completely, prevent winding from occurring exposed in encapsulation process or electricity occur
The problem of gas safety.
Second wire lead slot 24 include along portion perimeter portion 21 extend the second groove 242 and with the second groove phase
The second leading part 241 even；Second groove 242 can be directly disposed as the strip groove being set on 2 periphery of terminal fixing piece, institute
It states the second leading part 241 and is located at 242 tail portion of the second groove, be connected for 2 upper and lower surface of terminal fixing piece with the second groove 242
Notch；Under this kind of structure, the front end of the second wire lead slot 24 is connected on the mounting portion 22, and it is solid that tail end is then connected to the terminal
Determine on 2 lower surface of part, the second wire lead slot 24 remove both ends other than other positions on not with the lower surface phase of terminal fixing piece
Connection；When by the second wire lead slot 24 around on connecting terminal, coiling be would fit snugly in wire lead slot, and indirect naked for coiling
Dew, reduces winding and occurs exposed in encapsulation process or the problem of electrical safety occur.
Under this kind of structure, protrusion 243 is provided on second wire lead slot 24, the position of the protrusion 243 setting is worked as
It is so arbitrarily, it is preferred that may be provided on the position that the second wire lead slot 24 is connected to 2 lower surface of terminal fixing piece, more
Good limits coiling；Protrusion 243 can be extended outward to form by the inner wall of the second wire lead slot 24, certainly, can also be second
24 side wall of wire lead slot setting protrusion, forms above-mentioned protrusion 243 after protrusion is folded upward at or is bent.
In actual production, first lead slot 23 can also be set to structure identical with the second wire lead slot 24；Specially
The first lead slot 23 include along 2 periphery of terminal fixing piece extend the first groove 232 and with first groove 232
Connected first lead portion 231；First groove 232 can be directly disposed as the strip groove being set on 2 periphery of terminal fixing piece,
The first lead portion 231 is located at 232 tail portion of the first groove, is connected for 2 upper and lower surface of terminal fixing piece with the first groove 232
Notch；Under this kind of structure, the front end of first lead slot 23 is connected on the mounting portion 22, and tail end is then connected to the terminal
On 2 lower surface of fixing piece, first lead slot 23 removes the not lower surface with terminal fixing piece in the other positions other than both ends
It is connected；When by first lead slot 23 around on connecting terminal, coiling be would fit snugly in wire lead slot, and indirect naked for coiling
Dew, reduces winding and occurs exposed in encapsulation process or the problem of electrical safety occur.
Second wire lead slot 24 is provided with the chamfering of an arc with the connectivity part of 2 lower surface of terminal fixing piece,
Round and smooth transition is formed with the connectivity part in wire lead slot 23 Yu 2 lower surface of terminal fixing piece；Process of the coiling 2 in coiling
In, the case where avoiding with contacting at sharp dog-ear, coiling is less prone to the broken situation of paint film, reduces the bad of product
Rate.
The utility model also provides a kind of electromagnetic coil, as shown in Fig. 3-11, including skeleton, on skeleton cladding be wound with around
Line 4, the coiling 4 are enameled wire；Skeleton includes around core 1 and terminal fixing piece 2, and terminal fixing piece 2 has peripheral part 21 and installation
Portion 22 is plugged with the first inserting terminal 5 and the second inserting terminal 7 on mounting portion 22, which has the first installation
Portion 51, the first wire connecting portion 52 matched with coiling and the first pin 53, the outer end of the first inserting terminal 5 Curved directly down
At the first above-mentioned pin 53, the end of coiling is wound in first wire connecting portion 52, and is welded by spot welding；Described first
Wire connecting portion 52 in order to facilitate processing can be by the first grafting to bend inwards the bending part to be formed set on 5 top of inserting terminal
Terminal 5 forms above-mentioned the by being laterally away from side bending or the bending of first lead slot 23 close to the one of first lead slot 23
One wire connecting portion 52.
Second inserting terminal 7 draws with the second mounting portion 71, the second wire connecting portion 72 matched with coiling and second
Foot 73, the outer end of the second inserting terminal 7 are formed by bending above-mentioned second pin 73 directly down, the end of coiling be wound on this second
In wire connecting portion 72, and welded by spot welding；Second wire connecting portion 72 is to bend inwards set on 7 top of inserting terminal
The bending part of formation in order to facilitate processing can be by the second inserting terminal 7 by being laterally away from second close to the one of the second wire lead slot 24
The side bending or bending of wire lead slot 24 are to form the second above-mentioned wire connecting portion 72.
First mounting portion 51 is single n pin package n, is inserted into the first inserting groove 31 on the mounting portion 22 of skeleton；
Second mounting portion 71 is single n pin package n, is inserted into the second inserting groove 32 on the mounting portion 22 of skeleton, and then is realized
First mounting portion 51, the second mounting portion 71 are fixedly connected with the mounting portion 22.
Since the structure of skeleton is identical as the structure of above-mentioned skeleton, the technical effect having is identical, the electricity with the skeleton
Magnetic coil also has same technique effect, repeats no more.
When coiling, one end of the coiling 4 is connect with second wire connecting portion 72, passes through 24 coiling of the second wire lead slot
Described around core 1, and by the first lead slot 23, it is connect with first wire connecting portion 52.
Since first lead slot 23, the second wire lead slot 24 are connected with the mounting portion 22, the bobbin winding head of coiling 4 can be in coiling
Under the traction of the line mouth of machine, directly it is wound to along wire lead slot in the wire connecting portion of inserting terminal, it can be achieved that automatic winding, promotes production
Efficiency, and reduce the hidden danger of quality of product；Secondly, can effectively avoid coiling when coiling behind the lower surface of inserting terminal root
Situation about be wound in wire connecting portion again is not in the risk that coiling is broken by electrode when guaranteeing winding spot welding, improves product matter
Measure qualification rate.
A kind of electromagnetic coil provided by the utility model and its skeleton are described in detail above.It answers herein
The principles of the present invention and embodiment are expounded with specific case, the explanation of above example is only intended to sides
Assistant solves the method and its core concept of the utility model.It should be pointed out that for those skilled in the art,
Without departing from the principle of this utility model, several improvements and modifications can be made to this utility model, these improvement
It is also fallen into the protection scope of the utility model claims with modification.
Claims (5)
1. a kind of electromagnetic coil skeleton, including
Around core (1)；
Terminal fixing piece (2), the terminal fixing piece (2) include mounting portion (22) and peripheral part (21)；
First lead slot (23) and the second wire lead slot (24) set on terminal fixing piece (2) periphery, the first lead slot
(23) and second wire lead slot (24) is respectively arranged at the two sides of the mounting portion (22).
2. electromagnetic coil skeleton according to claim 1, it is characterised in that: the first lead slot (23) is outer along part
Circumference (21) extends, and forms notch, the first lead slot (23) and the mounting portion (22) phase in the peripheral part (21)
Even.
3. electromagnetic coil skeleton according to claim 1, it is characterised in that: the first lead slot (23) includes along described
The first groove (232) and the first lead portion being connected with first groove (232) that terminal fixing piece (2) periphery extends
(231)。
4. electromagnetic coil skeleton according to claim 1, it is characterised in that: second wire lead slot (24) includes along part
The second groove (242) that the peripheral part (21) extends and the second leading part (241) being connected with second groove (242).
5. a kind of electromagnetic coil characterized by comprising
Skeleton, the skeleton include around core (1) and terminal fixing piece (2), the terminal fixing piece (2) include mounting portion (22) and
Peripheral part (21), the terminal fixing piece (2) are provided with first lead slot (23) and the second wire lead slot (24)；
The coiling (4) being wound on the skeleton；
First inserting terminal (5), including the first mounting portion (51) and the first wire connecting portion (52)；
Second inserting terminal (7), including the second mounting portion (71) and the second wire connecting portion (72)；
First mounting portion (51), the second mounting portion (71) are fixedly connected with the mounting portion (22)；
One end of the coiling (4) is connect with second wire connecting portion (72), is wound on institute by second wire lead slot (24)
It states around core (1), and by the first lead slot (23), is connect with first wire connecting portion (52).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820922154.XU CN208284338U (en) | 2018-06-14 | 2018-06-14 | A kind of electromagnetic coil and its skeleton |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820922154.XU CN208284338U (en) | 2018-06-14 | 2018-06-14 | A kind of electromagnetic coil and its skeleton |
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| Publication Number | Publication Date |
|---|---|
| CN208284338U true CN208284338U (en) | 2018-12-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820922154.XU Active CN208284338U (en) | 2018-06-14 | 2018-06-14 | A kind of electromagnetic coil and its skeleton |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115196414A (en) * | 2022-08-15 | 2022-10-18 | 上海维科精密模塑股份有限公司 | Wire fixing device for coil winding |
-
2018
- 2018-06-14 CN CN201820922154.XU patent/CN208284338U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115196414A (en) * | 2022-08-15 | 2022-10-18 | 上海维科精密模塑股份有限公司 | Wire fixing device for coil winding |
| CN115196414B (en) * | 2022-08-15 | 2024-05-28 | 上海维科精密模塑股份有限公司 | Wire fixing device for coil winding |
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