CN203456237U - Magnetic body structure of electromagnetic induction plug socket - Google Patents
Magnetic body structure of electromagnetic induction plug socket Download PDFInfo
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- CN203456237U CN203456237U CN201320599456.5U CN201320599456U CN203456237U CN 203456237 U CN203456237 U CN 203456237U CN 201320599456 U CN201320599456 U CN 201320599456U CN 203456237 U CN203456237 U CN 203456237U
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- coil
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- core body
- restriction dish
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Abstract
The utility model discloses a magnetic body structure of an electromagnetic induction plug socket, belonging to the technical field of ferrite for electronic electric appliances. The magnetic body structure comprises primary and secondary coil magnetic core bodies matched with a housing in an inserted manner in a usage state, wherein the secondary coil magnetic core body comprises first and second semi-round magnetic sections; a first coil framework-accommodating concave cavity is formed in one side, facing to the second semi-round magnetic section, in the middle of the height direction of the first semi-round magnetic section; a second coil framework-accommodating concave cavity is formed in one side, facing to the first semi-round magnetic section, in the middle of the height direction of the second semi-round magnetic section; the primary coil magnetic core body comprises a magnetic core column, a first coil limiting plate and a second coil limiting plate; the first coil limiting plate is arranged at one end of the magnetic core column; the second coil limiting plate is arranged at the other end of the magnetic core column. According to the magnetic body structure, the structure can be remarkably simplified, the primary and secondary coil magnetic core bodies can be quickly and conveniently matched with the housing in an inserted manner, and ideal limiting effects on primary and secondary coils are achieved.
Description
Technical field
The utility model belongs to the ferrite technical field that electronic apparatus is used, and is specifically related to a kind of magnet structure of electromagnetic induction plugs and sockets.
Background technology
Above mentioned electromagnetic induction plugs and sockets is a kind of without connect the parts that are able to electromagnetic coupled mode (or claiming electromagnetic coupled principle) electric energy transmitting by electrically contacting of metallic conductor, this parts have the strong point that fail safe is good, for example when the light fixture for frequent mobile, electric tool, there will not be and cause electric shock accidents because of electric leakage, subaqual landscape lamp, the fountain establishment landscape lamp in frequent mobile light fixture lamp, aquarium as followed the projection lamp in illuminating lamp in industrial and mining enterprises' equipment, photography place, for underwater operation, etc.
From known its of literal paraphrase of above mentioned electromagnetic induction plugs and sockets, by two parts of plug and socket, formed, and plug coordinates with socket plug, plug by plug casing, be arranged on plug magnetic core in plug casing and plug coil (lead-out wire of plug coil and circuit board electrical connection, and circuit board and the power input line electrical connection) composition of winding on plug magnetic core; Socket by Socket casing, be arranged on socket magnetic core in Socket casing, be arranged with coil and be arranged on socket coil (lead-out wire of socket coil and straightening and filtering unit electrical connection, and straightening and filtering unit and the power supply output line electrical connection) composition in socket magnetic core.
Technical information about electromagnetic induction plugs and sockets can be seen in disclosed Chinese patent literature, " the induction type plug assembly " typically recommended as application for a patent for invention publication number CN102447200A, although this patent application scheme has the 0007th section of famous technique effect of specification, but there is the shortcoming of attending to one thing and lose sight of another, this is so-called Gu and has considered that the structure of socket magnetic core (patent claims socket iron core) is convenient to winding coil and is designed to U font, so that the bottom by an input coil winding at socket magnetic core, and by two output winding windings on the arm of the corresponding both sides of socket magnetic core, and so-called mistake that be plug magnetic core (patent claims plug iron core) adopted to the stacked formation of silicon steel sheet (patent claims magnet steel thin slice), by silicon steel sheet, be stacked to plug magnetic core and not only make trouble, and cost is high.Especially, the difficulty of input coil of winding and two output windings on the socket magnetic core being restricted at volume (two output winding each other UNICOM) is large, unavoidably has the situation of mutually interfering in winding process." the induction type plugs and sockets " that and for example utility model patent Granted publication CN2200865Y provides, adopt two magnetic cores, one is the elementary magnetic core of E type for winding E type primary coil, another is the E type secondary magnetic core for winding E type secondary coil, one of shortcoming of this patent scheme, no matter be as the elementary magnetic core of E type of socket magnetic core or as the structure relative complex of the E type secondary magnetic core of plug magnetic core, affect the winding efficiency of coil; Two, when the elementary magnetic core of E type and E type secondary magnetic core are installed in housing, be often difficult to location; Three, generally, coil has a coil rack, be arranged on magnetic core and not only can improve manufacture efficiency, and be conducive to the control of coil and protection, and the E type magnetic core of this patent scheme is difficult to meet this requirement by coil rack together with coil; Four, owing to need to relying on permanent magnet, controls magnetic circuit with whether coordinating of tongue tube and be switched on or switched off, thereby the stability of work is difficult to ensure, and cause complicated integral structure.
In view of above-mentioned prior art, be necessary to be improved, the applicant has done useful design for this reason, has finally formed technical scheme described below.
Summary of the invention
Task of the present utility model is to provide a kind of structure that contributes to significantly to simplify secondary coil magnetic core body and primary coil magnetic core body, be conducive to make secondary coil magnetic core body and primary coil magnetic core body easily with housing reliable fit be of value to and secondary coil magnetic core body reliably limited secondary coil and make the magnet structure of primary coil magnetic core body to the reliable electromagnetic induction plugs and sockets limiting of primary coil.
Task of the present utility model completes like this, a kind of magnet structure of electromagnetic induction plugs and sockets, be included under use state for the secondary coil magnetic core body with housing inserting and primary coil magnetic core body, described secondary coil magnetic core body comprises the first semicircle magnetic lobe and the second semicircle magnetic lobe, first, the cooperation that faces each other of the second semicircle magnetic lobe, at the middle part of the short transverse of the first semicircle magnetic lobe and towards a side of the second semicircle magnetic lobe, form and have a First Line ring framework to hold cavity, at the middle part of the short transverse of the second semicircle magnetic lobe and towards a side of the first semicircle magnetic lobe, form and have one second coil rack to hold cavity, first, the second coil rack holds cavity and corresponds to each other, described primary coil magnetic core body comprises core post, the first coil restriction dish and the second coil restriction dish, and the first coil restriction dish is positioned at one end of core post, and the second coil restriction dish is positioned at the other end of core post.
In a specific embodiment of the present utility model, described secondary coil magnetic core body and primary coil magnetic core body are soft magnetic ferrite.
In another specific embodiment of the present utility model, the first described coil restriction dish is directly formed in one end of described core post, and the second described coil restriction dish is directly formed in the other end of core post.
In another specific embodiment of the present utility model, the first described coil restriction dish is fixed on one end of described core post by mounting medium, and the second described coil restriction dish is fixed on the other end of described core post equally by mounting medium.
In another specific embodiment of the present utility model, when the first described coil restriction dish is fixed on one end of described core post by described mounting medium and simultaneously when the second described coil restriction dish is fixed on the other end of core post by described mounting medium, in the middle position of the short transverse of described core post, form and have a coil restriction dish fixing hole, and offer the restriction dish through hole corresponding with coil restriction dish fixing hole at the middle position of the first coil restriction dish and the second coil restriction dish.
Of the present utility model, also have in a specific embodiment, described mounting medium is adhesive and/or screw.
More of the present utility model and in a specific embodiment, on the outer wall of the first described coil restriction dish and offer a pair of the first primary coil along the short transverse of the first coil restriction dish and draw wire casing, this pair of first primary coil is drawn wire casing around 180 ° of the circumferencial direction each intervals of the first coil restriction dish; On the outer wall of the second described coil restriction dish and the short transverse of following the second coil restriction dish offer a pair of the second primary coil and draw wire casing, this a pair of second primary coil is drawn wire casing around 180 ° of the circumferencial direction each intervals of the second coil restriction dish, and to draw wire casing corresponding with the first described primary coil.
In of the present utility model and then a specific embodiment, described housing forms once level coil magnetic core body and inserts embedding chamber, and formation has a primary coil magnetic core body to insert embedding chamber, inferior, primary coil magnetic core body is inserted the separation insulated from each other of embedding chamber, described secondary coil magnetic core body and described secondary coil magnetic core body are inserted embedding chamber and are inserted scarf and close, and described primary coil magnetic core body and described primary coil magnetic core body are inserted embedding chamber and plugged and coordinate.
Of the present utility model again more and in a specific embodiment, after first, second described semicircle magnetic lobe coordinates toward each other, first, second described coil rack pockets is configured to for the unitary circular chamber to the common restriction of secondary coil skeleton.
In again of the present utility model and then a specific embodiment, described secondary coil skeleton is made by insulating material, and at the middle part of this secondary coil skeleton, be configured to secondary wire ring support chamber, in the upper and lower of secondary coil internal frame, each forms once level coil restriction stack limit, at secondary coil, limit on stack limit and form and have a pair of secondary coil lead-out wire guide feet, this pair of secondary coil lead-out wire guide feet limits apart 180 ° of the circumferencial direction on stack limit around secondary coil.
The technical scheme that the utility model provides is due to the structure that secondary coil magnetic core body is designed to be fitted to each other by first, second semicircle magnetic lobe, and primary coil magnetic core body is designed to by core post, the first coil, limit the dumbbell shaped that dish and the second coil restriction dish form constructs, thereby remarkable simplified structure not only, and can be fast and easily with housing inserting and have respectively secondary coil and the desirable restriction effect of primary coil.
Accompanying drawing explanation
Fig. 1 is embodiment of the present utility model and application examples schematic diagram.
Fig. 2 is the detailed structure view of the second semicircle magnetic lobe of the secondary coil magnetic core body shown in Fig. 1.
Embodiment
For the auditor that the makes Patent Office especially public can be expressly understood technical spirit of the present utility model and beneficial effect more, applicant elaborates the mode with embodiment below, but to the description of embodiment, be not all the restriction to the utility model scheme, any according to the utility model design, done only for pro forma but not substantial equivalent transformation all should be considered as the technical solution of the utility model category.
Embodiment 1:
Refer to Fig. 1 and Fig. 2, figure 1 illustrates a housing 3, this housing 3 by insulating material as plastic production, show under use state under the state shown in Fig. 1 a secondary coil magnetic core body 1 and primary coil magnetic core body 2 with housing 3 insertings, this secondary coil magnetic core body 1 and primary coil magnetic core body 2 are soft magnetic ferrite.
Aforesaid secondary coil magnetic core body 1 comprises the first semicircle magnetic lobe 11 and the second semicircle magnetic lobe 12, this is first years old, the second semicircle magnetic lobe 11, 12 cooperations that face each other, at the middle part of the short transverse of the first semicircle magnetic lobe 11 and towards a side of the second semicircle magnetic lobe 12, form and have a First Line ring framework to hold cavity 111, at the middle part of the short transverse of the second semicircle magnetic lobe 12 and towards a side of the first semicircle magnetic lobe 11, form and have one second coil rack to hold cavity 121(Fig. 2 to show), first, the second coil rack holds cavity 111, 121 correspond to each other, and first, the second semicircle magnetic lobe 11, 12 is after coordinating face-to-face behind location on aforesaid housing 3, first, the second coil rack holds cavity 111, 121 just form a complete circular cavity, to have frame 4 to limit to the secondary coil shown in Fig. 1 is same.
The overall structure of primary coil magnetic core body 2 or title global shape are dumbbell shaped, this primary coil magnetic core body 2 comprises core post 21, the first coil restriction dish 22 and the second coil restriction dish 23 specifically, because core post 21 is for winding primary coil, thereby can be referred to as primary coil winding post.In the present embodiment, the first coil restriction dish 22 is directly formed in one end (upper end of state shown in Fig. 1) of core post 21, and the second coil restriction dish 23 is directly formed in the other end (lower end of state shown in Fig. 1) of core post 21.The concept of " directly forming " of saying here refers to that first, second coil restriction dish 22,23 and core post 21 are integrally molded into base and one sinter molding.
Preferably, on the outer wall of aforesaid the first coil restriction dish 22 and offer a pair of the first primary coil along the short transverse of the one the first coil restriction dishes 22 and draw wire casing 221, this a pair of first primary coil is drawn wire casing 221 around the circumferencial direction of the first coil restriction dish 22 apart 180 °, and shape is into face-to-face relationship; On the outer wall of aforesaid the second coil restriction dish 23 and the short transverse of following the second coil restriction dish 23 offer a pair of the second primary coil and draw wire casing 231, this a pair of second primary coil is drawn wire casing 231 around the circumferencial direction space of the second coil restriction dish 23 180 °, and to draw wire casing 221 corresponding with the first primary coil.
In Fig. 1, also show a plug casing 5, aforesaid primary coil magnetic core body 2 is housed inside in plug casing 5 under use state, and under use state in aforesaid core post 21 winding primary coil (not shown), the primary coil lead-out wire (a pair of) of primary coil is drawn to wire casing 221 or the second primary coil from aforesaid the first primary coil draws wire casing 231 and draws with circuit board (not shown) and be electrically connected, and circuit board and the electrical connection of external power source input line, circuit board is preferably disposed on (not shown in FIG.) in the jack shell body cavity being extended by plug casing 5 tops.
As shown in Figure 1, aforesaid housing 3 forms once level coil magnetic core body and inserts embedding chamber 31, and formation has a primary coil magnetic core body to insert embedding chamber 32, inferior, primary coil magnetic core body is inserted embedding chamber 31,32 separations insulated from each other, aforesaid secondary coil magnetic core body 1 and secondary coil magnetic core body are inserted embedding chamber 31 and are inserted scarves and close, and aforesaid primary coil magnetic core body 2 is taken it by plug casing 5 after interior and inserted embedding chamber 32 with primary coil magnetic core body and plug and coordinate being contained in aforesaid plug casing 5.According to professional general knowledge, when primary coil magnetic core body 2 inserts the slotting embedding of primary coil magnetic core body chamber 32, the primary coil of above mentioned winding in core post 21 and the magnetic loop formation of the secondary coil (not shown) on secondary coil skeleton 4, on the contrary disconnect.
As shown in Figure 1, first, second semicircle magnetic lobe 11,12 toward each other state be inserted into secondary coil magnetic core body and insert embedding chamber 31 and just formed the common reliable unitary circular chamber limiting of secondary coil skeleton 4 after interior.
Aforesaid secondary coil skeleton 4 adopts insulating material as mold formed in plastics, and at the middle part of this secondary coil skeleton 4, be configured to secondary wire ring support chamber 41, secondary coil is set around on this secondary wire ring support chamber 41, again, in the upper and lower of secondary coil internal frame 4, each forms once level coil restriction stack limit 42, and limit on stack limit 42 and form and have a pair of secondary coil lead-out wire guide feet 421 at each secondary coil, this a pair of secondary coil lead-out wire guide feet 421 limits apart 180 ° of the circumferencial direction on stack limit 42 around secondary coil, form aspectant position relationship.
The secondary coil lead-out wire of the secondary coil of winding on secondary wire ring support chamber 41 is essentially Socket casing causing housing 3(by way of secondary coil lead-out wire guide feet 421(after the secondary coil that is positioned at bottom limits the secondary coil lead-out wire guide feet 421 on stack limit 42) secondary coil magnetic core body insert the lower space in embedding chamber 31, for the current rectifying and wave filtering circuit device electrical connection with being contained in the aforementioned lower space of housing 3, and current rectifying and wave filtering circuit device is electrically connected with power supply output line.
Embodiment 2:
In the present embodiment, the first coil restriction dish 22 of aforementioned formation primary coil magnetic core body 2 and the second coil restriction dish 23 form Split type structure with core post 21, by mounting medium, the first coil restriction dish 22 is fixed on to one end of core post 21, and by mounting medium, the second coil restriction dish 22 is fixed on to the other end of core post 21.
Because the present embodiment is the two ends that by mounting medium, aforementioned first, second coil restriction dish 22,23 are incorporated into respectively to core post 21, therefore in the middle position of the short transverse of core post 21, form and have a coil restriction dish fixing hole 211, and all offer the restriction dish through hole corresponding with coil restriction dish fixing hole 211 at the middle position of the first coil restriction dish 22 and the second coil restriction dish 23.
When will by first, second coil limiting plate 22,23 and core post 21 in conjunction with time, so just, there are following three kinds of combinations: the one, the first coil restriction dish 22, by as the adhesive of mounting medium and one end cementation of core post 21, is sticked with glue to agent by the other end cementation of the second coil restriction dish 23 and core post 21; The 2nd, adopt the mounting medium filled the post of by screw corresponding to first, second coil, limiting the position of the aforementioned restriction dish through hole on dish 22,23 and the position of coil restriction dish fixing hole 211 is fixed as one first, second coil restriction dish 22,23 and core post 21; The 3rd, by aforementioned two kinds of modes use.All the other are all with the description to embodiment 1.
In sum, the technical scheme that the utility model provides, has overcome the shortcoming in prior art, has completed invention task, the objective technique effect referring in the superincumbent technique effect of applicant hurdle that embodied.
Claims (10)
1.
a kind of magnet structure of electromagnetic induction plugs and sockets, be included under use state for the secondary coil magnetic core body (1) with housing (3) inserting and primary coil magnetic core body (2), it is characterized in that described secondary coil magnetic core body (1) comprises the first semicircle magnetic lobe (11) and the second semicircle magnetic lobe (12), first, the second semicircle magnetic lobe (11, 12) cooperation that faces each other, at the middle part of the short transverse of the first semicircle magnetic lobe (11) and towards a side of the second semicircle magnetic lobe (12), form and have a First Line ring framework to hold cavity (111), at the middle part of the short transverse of the second semicircle magnetic lobe (12) and towards a side of the first semicircle magnetic lobe (11), form and have one second coil rack to hold cavity (121), first, the second coil rack holds cavity (111, 121) correspond to each other, described primary coil magnetic core body (2) comprises core post (21), the first coil restriction dish (22) and the second coil restriction dish (23), the first coil restriction dish (22) is positioned at one end of core post (21), and the second coil restriction dish (23) is positioned at the other end of core post (21).
2.
the magnet structure of electromagnetic induction plugs and sockets according to claim 1, is characterized in that described secondary coil magnetic core body (1) and primary coil magnetic core body (2) are soft magnetic ferrite.
3.
the magnet structure of electromagnetic induction plugs and sockets according to claim 1, it is characterized in that the first described coil restriction dish (22) is directly formed in one end of described core post (21), the second described coil restriction dish (23) is directly formed in the other end of core post (21).
4.
the magnet structure of electromagnetic induction plugs and sockets according to claim 1, it is characterized in that the first described coil restriction dish (22) is fixed on one end of described core post (21) by mounting medium, the second described coil restriction dish (23) is fixed on the other end of described core post (21) equally by mounting medium.
5.
the magnet structure of electromagnetic induction plugs and sockets according to claim 4, it is characterized in that when the first described coil restriction dish (22) is fixed on one end of described core post (21) by described mounting medium and simultaneously when the second described coil restriction dish (23) is fixed on the other end of core post (21) by described mounting medium, in the middle position of the short transverse of described core post (21), form and have a coil restriction dish fixing hole (211), and the middle position at the first coil restriction dish (22) and the second coil restriction dish (23) offers the restriction dish through hole corresponding with coil restriction dish fixing hole (211).
6.
the magnet structure of electromagnetic induction plugs and sockets according to claim 4, is characterized in that described mounting medium is adhesive and/or screw.
7.
magnet structure according to claim 1 or 3 to the electromagnetic induction plugs and sockets described in 5 arbitrary claims, it is characterized in that on the outer wall of the first described coil restriction dish (22) and offer a pair of the first primary coil along the short transverse of the first coil restriction dish (22) drawing wire casing (221), this pair of first primary coil is drawn wire casing (221) around 180 ° of the circumferencial direction each intervals of the first coil restriction dish (22); On the outer wall of the second described coil restriction dish (23) and the short transverse of following the second coil restriction dish (23) offer a pair of the second primary coil and draw wire casing (231), this a pair of second primary coil is drawn wire casing (231) around 180 ° of the circumferencial direction each intervals of the second coil restriction dish (23), and to draw wire casing (221) corresponding with the first described primary coil.
8.
the magnet structure of electromagnetic induction plugs and sockets according to claim 1, it is characterized in that described housing (3) forms once level coil magnetic core body and inserts embedding chamber (31), and formation has a primary coil magnetic core body to insert embedding chamber (32), inferior, primary coil magnetic core body is inserted embedding chamber (31,32) separation insulated from each other, described secondary coil magnetic core body (1) is inserted the slotting scarf in embedding chamber (31) with described secondary coil magnetic core body and is closed, and described primary coil magnetic core body (2) is inserted embedding chamber (32) plug with described primary coil magnetic core body and coordinated.
9.
the magnet structure of electromagnetic induction plugs and sockets according to claim 1, it is characterized in that after first, second described semicircle magnetic lobe (11,12) coordinates toward each other, described first, second coil rack pockets (111,121) is configured to for the unitary circular chamber to the common restriction of secondary coil skeleton (4).
10.
the magnet structure of electromagnetic induction plugs and sockets according to claim 9, secondary coil skeleton (4) described in it is characterized in that is made by insulating material, and be configured to secondary wire ring support chamber (41) at the middle part of this secondary coil skeleton (4), in the upper and lower of secondary coil internal frame (4), each forms once level coil restriction stack limit (42), secondary coil limit stack limit (42) upper form have a pair of secondary coil lead-out wire guide feet (421), this pair of secondary coil lead-out wire guide feet (421) limits apart 180 ° of the circumferencial direction on stack limit (42) around secondary coil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320599456.5U CN203456237U (en) | 2013-09-27 | 2013-09-27 | Magnetic body structure of electromagnetic induction plug socket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320599456.5U CN203456237U (en) | 2013-09-27 | 2013-09-27 | Magnetic body structure of electromagnetic induction plug socket |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203456237U true CN203456237U (en) | 2014-02-26 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320599456.5U Withdrawn - After Issue CN203456237U (en) | 2013-09-27 | 2013-09-27 | Magnetic body structure of electromagnetic induction plug socket |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203456237U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103489577A (en) * | 2013-09-27 | 2014-01-01 | 苏州冠达磁业有限公司 | Magnet structure for electromagnetic induction plugs and sockets |
-
2013
- 2013-09-27 CN CN201320599456.5U patent/CN203456237U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103489577A (en) * | 2013-09-27 | 2014-01-01 | 苏州冠达磁业有限公司 | Magnet structure for electromagnetic induction plugs and sockets |
| CN103489577B (en) * | 2013-09-27 | 2015-09-23 | 苏州冠达磁业有限公司 | The magnet structure of electromagnetic induction plugs and sockets |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140226 Effective date of abandoning: 20150923 |
|
| RGAV | Abandon patent right to avoid regrant |