CN212230183U - Novel choke coil - Google Patents
Novel choke coil Download PDFInfo
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- CN212230183U CN212230183U CN202021428214.6U CN202021428214U CN212230183U CN 212230183 U CN212230183 U CN 212230183U CN 202021428214 U CN202021428214 U CN 202021428214U CN 212230183 U CN212230183 U CN 212230183U
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Abstract
The utility model discloses a novel choke coil, the on-line screen storage device comprises an installation base, lower annular set casing, go up annular set casing, cyclic annular magnetic core, coil winding and insulating assembly, the lateral wall of lower annular set casing is provided with the lower mounting that can be connected with the installation base along circumference, it can fix in order to form an annular fixed body on lower annular set casing to go up annular set casing, the inside chamber that holds that can install cyclic annular magnetic core that is provided with of annular fixed body, be provided with two at least insulating assembly on the annular fixed body, insulating assembly separates the winding installation department that forms and can install coil winding with cyclic annular fixed body, insulating assembly includes the center cylinder, lower U type connecting plate, go up U type connecting plate and insulating connecting plate. The utility model provides a novel choke is convenient for to the installation of choke, and insulating assembly installs and dismantles simply simultaneously, and insulating assembly's figure is adjustable, increases the convenience that the choke used.
Description
Technical Field
The utility model relates to an inductance element technical field especially relates to a novel choke.
Background
The common mode choke coil is a common mode interference suppression device using ferrite and other materials as magnetic cores, and is formed by symmetrically winding two coils with the same size and the same number of turns on the same oxide annular magnetic core to form a four-end device, so that a large inductance is presented to a common mode signal, magnetic fluxes in the magnetic rings are mutually superposed when common mode current flows in the choke coil, so that the common mode signal has a considerable inductance and plays a role in suppressing the common mode current, and when differential mode current flows in the two coils, the magnetic fluxes in the magnetic rings are mutually cancelled, so that almost no inductance exists, and the differential mode current can pass through without attenuation. Therefore, the common mode choke power can effectively suppress the common mode interference signal in the balanced line.
The baffle has played the purpose of cutting off first winding and second winding, avoid first winding and second winding to produce mutual inductance, wherein, in order to reach the purpose that the baffle is fixed in the magnetic core, usually the baffle adopts epoxy black glue to be connected with the magnetic core, however, when common mode choke exists first winding, the second winding, third winding and fourth winding, need connect through epoxy black glue one by one to each breakpoint of baffle, therefore, when the baffle damages and need to be changed, need demolish the epoxy black glue of every breakpoint of baffle, thereby lead to the ann of baffle to tear open very difficultly, and the quantity of baffle is fixed in current choke, so only can install the winding that the figure is fixed, and current installation kit that the choke does not have corresponds, be not convenient for choke's installation.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a novel choke to solve the above-mentioned weak point among the prior art.
In order to achieve the above object, the present invention provides the following technical solutions:
a novel choke, comprising:
the mounting base is provided with a circular fixing groove and a through opening, and a fixing screw hole is formed in the circular fixing groove;
the lower annular fixing shell is internally provided with a lower annular opening cavity, the outer side wall of the lower annular fixing shell is circumferentially provided with a lower fixing piece, the lower end of the lower fixing piece can be fixedly connected into the circular fixing groove, the inner wall of the lower annular fixing shell is provided with an inner connecting ring, the outer side wall of the lower annular fixing shell is provided with an outer connecting ring, the inner connecting ring is circumferentially provided with an inner sliding groove, and the outer connecting ring is circumferentially provided with an outer sliding groove;
the upper annular fixing shell is internally provided with an upper annular opening cavity, an upper fixing piece is arranged on the lower side edge of the upper annular fixing piece, lower fixing parts are arranged on the lower fixing piece and the inner connecting ring, and the upper fixing piece is correspondingly connected with the lower fixing piece so as to fixedly connect the upper annular fixing shell to the lower annular fixing shell;
the upper annular fixing shell and the lower annular fixing shell are mutually connected to realize that the upper annular opening cavity and the lower annular opening cavity are butted to form an accommodating cavity, and the annular magnetic core is installed inside the accommodating cavity;
the insulating assembly comprises a central cylinder, a lower U-shaped connecting plate, an upper U-shaped connecting plate and an insulating connecting plate, the lower end of the central cylinder is connected to the mounting base, the central cylinder is located at the central position of the lower annular fixing shell, the upper U-shaped connecting plate and the lower U-shaped connecting plate are respectively and correspondingly fixedly connected to the upper annular fixing shell and the lower annular fixing shell, one side edge of the insulating connecting plate is connected with the central cylinder, and the other side edge of the insulating connecting plate is connected with the upper U-shaped connecting plate and the lower U-shaped connecting plate together;
and the coil winding is correspondingly arranged on the winding installation part.
Foretell novel choke, the lower mounting includes the edge the fixed plate that lower annular set casing circumference set up, the bottom of fixed plate is connected with the dead lever, the lower extreme of dead lever is provided with the circular mounting panel that can imbed into to circular fixed slot, be provided with fixing bolt on the circular mounting panel.
Foretell novel choke, be provided with interior sliding block and outer sliding block down on the inner wall of U type connecting plate, interior sliding block and outer sliding block correspond the slip restriction respectively and are in interior sliding groove and the outer sliding groove.
In the novel choke coil, the bottom of the upper U-shaped connecting plate is provided with an insertion strip, and the upper side surface of the lower U-shaped connecting plate is provided with an insertion through hole for inserting the insertion strip; the lateral part of the insertion strip is provided with a locking buckle, and the inner wall of the insertion through hole is provided with a clamping groove for embedding the locking buckle.
Foretell novel choke, go up U type connecting plate and all be provided with the extension baffle on the both sides limit of lower U type connecting plate, be located it is inboard with lower U type connecting plate to go up U type connecting plate be provided with the embedded groove on the extension baffle, the side of insulating connecting plate can imbed into in the embedded groove.
The novel choke coil is characterized in that an open slot for allowing the side edge of the insulation connecting plate to be embedded is formed in the outer side wall of the central cylinder, the open slot is multiple and multiple, and the open slot is arranged along the circumferential direction of the central cylinder.
In the novel choke coil, the two side edges of the open slot, which are positioned at the top of the central column, are provided with the first locking grooves, the side walls of the first locking grooves are provided with the locking channels, the locking channels are internally provided with the spring parts and the locking columns, and the locking columns are provided with the shifting parts; the top both sides of embedded groove all are provided with the second and lock the groove, the second is locked the inslot and is provided with the stop pin.
In the novel choke coil, the first locking plate and the second locking plate are respectively arranged on the two side edges of the insulating connecting plate, and the first locking plate and the second locking plate can be respectively embedded into the first locking groove and the second locking groove; and the side walls of the first locking plate and the second locking plate are respectively provided with a first locking hole and a second locking hole, and the first locking hole and the second locking hole are respectively arranged corresponding to the locking column and the locking pin.
In the above technical scheme, the utility model provides a pair of novel choke coil has following beneficial effect:
the utility model provides a novel choke can form the installation external member of installing cyclic annular magnetic core and coil winding through installation base, lower annular set casing and last annular set casing, and the installation of installation external member is simple with the dismantlement, is convenient for to the aggregate erection of choke.
The utility model provides a novel choke coil is provided with insulating assembly in the annular fixed body that annular set casing and last annular set casing combination formed down, insulating assembly passes through central cylinder, lower U type connecting plate, goes up U type connecting plate and insulating connecting plate composite mounting and forms, so be convenient for to insulating assembly's installation and dismantlement, and through the insulating assembly who sets up different numbers in the annular fixed body to the installation figure of adjustment coil winding that can be convenient increases the convenience of using.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.
Fig. 1 is a schematic structural diagram of a novel choke coil provided by an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a mounting base according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of an insulation assembly according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of a central column according to an embodiment of the present invention;
fig. 5 is a schematic structural view of an insulating connecting plate according to an embodiment of the present invention;
fig. 6 is a schematic structural diagram of a first locking groove provided in an embodiment of the present invention;
fig. 7 is a schematic structural diagram of a lower annular fixing shell according to an embodiment of the present invention;
fig. 8 is an installation schematic view of an upper U-shaped connecting plate and a lower U-shaped connecting plate according to an embodiment of the present invention;
fig. 9 is a schematic structural view of an upper U-shaped connecting plate according to an embodiment of the present invention.
Description of reference numerals:
1. installing a base;
1.1, a circular fixing groove; 1.2, fixing the screw hole; 1.3, a through opening;
2. a lower annular stationary shell;
2.1, a lower annular opening cavity; 2.2, lower fixing pieces; 2.3, inner connecting ring; 2.4, an outer connecting ring; 2.5, fixing a plate; 2.6, fixing the rod; 2.7, a circular mounting plate;
3. an annular fixing body;
3.1, an upper annular fixed shell;
4. an insulating assembly;
4.1, a lower U-shaped connecting plate; 4.1.1, an inner sliding block; 4.1.2, outer sliding block; 4.2, arranging a U-shaped connecting plate; 4.2.1, inserting strips; 4.2.2, locking the buckle; 4.3, insulating the connecting plate; 4.3.1, a first locking plate; 4.3.2, a second locking plate; 4.4, extending the partition board; 4.5, embedding the groove; 4.6, locking pin;
5. a central column;
5.1, opening grooves; 5.2, a first locking groove; 5.3, locking the channel; 5.4, spring elements; 5.5, locking columns; 5.6, a toggle piece;
6. a coil winding;
6.1, winding installation part.
Detailed Description
In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings.
As shown in fig. 1-9, an embodiment of the present invention provides a novel choke coil, including an installation base 1, a lower annular fixed shell 2, an upper annular fixed shell 3.1, an annular magnetic core, a coil winding 6 and an insulation assembly 4, wherein the installation base 1 is provided with a circular fixed slot 1.1, the circular fixed slot 1.1 is provided with a fixed screw hole 1.2 therein, and the installation base 1 is provided with a through opening 1.3; a lower annular opening cavity 2.1 is arranged in the lower annular fixing shell 2, a lower fixing piece 2.2 is arranged on the outer side wall of the lower annular fixing shell 2 along the circumferential direction, the lower fixing piece 2.2 can fixedly connect the lower annular fixing shell 2 in the circular fixing groove 1.1, an inner connecting ring 2.3 is arranged on the inner wall of the lower annular fixing shell 2, an outer connecting ring 2.4 is arranged on the outer side wall of the lower annular fixing shell 2, an inner sliding groove is arranged on the inner connecting ring 2.3 along the circumferential direction, and an outer sliding groove is arranged on the outer connecting ring 2.4 along the circumferential direction; an upper annular open cavity is formed in the upper annular fixing shell 3.1, an upper fixing piece is arranged on the lower side edge of the upper annular fixing piece, lower fixing parts are arranged on the lower fixing piece 2.2 and the inner connecting ring 2.3, and the upper fixing piece and the lower fixing piece 2.2 are correspondingly connected to fixedly connect the upper annular fixing shell 3.1 to the lower annular fixing shell 2; the upper annular fixing shell 3.1 and the lower annular fixing shell 2 are mutually connected to realize that the upper annular opening cavity and the lower annular opening cavity 2.1 are butted to form an accommodating cavity, and the annular magnetic core is arranged in the accommodating cavity; the insulation component 4 comprises a central column 5, a lower U-shaped connecting plate 4.1, an upper U-shaped connecting plate 4.2 and an insulation connecting plate 4.3, the lower end of the central column 5 is connected to the mounting base 1, the central column 5 is positioned at the axis position of the lower annular fixed shell 2, the upper U-shaped connecting plate 4.2 and the lower U-shaped connecting plate 4.1 are respectively and correspondingly fixed on the upper annular fixed shell 3.1 and the lower annular fixed shell 2, one side edge of the insulation connecting plate 4.3 is connected with the central column 5, and the other side edge of the insulation connecting plate 4.3 is connected with the upper U-shaped connecting plate 4.2 and the lower U-shaped connecting plate 4.1 together; an upper annular fixed shell 3.1 and a lower annular fixed shell 2 between the insulating assembly 4 and the insulating assembly 4 are winding installation parts 6.1, and the coil winding 6 is correspondingly installed on the winding installation parts 6.1.
Specifically, the shape of installation base 1 can be circular or square, be provided with a plurality of circular fixed slots 1.1 on installation base 1, a plurality of circular fixed slots 1.1 set up along the circumference interval of installation base 1, be provided with one fixed screw 1.2 in each circular fixed slot 1.1 at least, circular fixed slot 1.1 and fixed screw 1.2 are used for with lower mounting 2.2 interconnect, so the number of circular fixed slot 1.1 is more than or equal to lower mounting 2.2's number, be provided with through opening 1.3 on installation base 1, through opening 1.3 is used for coil winding 6's tip to pass, through opening 1.3 has a plurality ofly, a plurality of through opening 1.3 set up along the circumference interval of installation base 1, through setting up a plurality of through opening 1.3 applicable in a plurality of coil winding 6 tip passes.
In this embodiment, the lower annular fixing shell 2 and the upper annular fixing shell 3.1 have the same shape and structure, the lower annular fixing shell 2 is provided with a lower annular opening cavity 2.1 inside, the upper annular fixing shell 3.1 is provided with an upper annular opening cavity inside, the size and shape of the upper annular opening cavity and the lower annular opening cavity 2.1 are the same, further, the cross-sectional shapes of the upper annular opening cavity and the lower annular opening cavity 2.1 are both U-shaped, when the upper annular fixing shell 3.1 and the lower annular fixing shell 2 are connected with each other, the upper annular opening cavity and the lower annular opening cavity 2.1 are connected with each other to form an annular accommodating cavity, the annular magnetic core can be placed inside the accommodating cavity, the lower fixing part 2.2 is provided on the outer side wall of the lower annular fixing shell 2, the lower fixing parts 2.2 have at least two, or three or more, the lower fixing part 2.2 can be an inverted L-shaped fixing rod, the lower end of the lower fixing part 2.2 can be provided with a mounting plate which can be embedded into the circular fixing groove 1.1, the mounting plate can be fixed in the circular fixing groove 1.1 by a screw rod or a screw, thus realizing the fixed installation of the lower annular fixing shell 2, the inner wall of the lower annular fixing shell 2 is provided with an inner connecting ring 2.3, the inner connecting ring 2.3 is arranged along the circumferential direction of the inner wall of the lower annular fixing shell 2, the outer connecting ring 2.4 is arranged on the outer side wall of the lower annular fixing shell 2, the outer connecting ring 2.4 is arranged along the circumferential direction of the outer side wall of the lower annular fixing shell 2, the lower side of the upper annular fixing part is provided with an upper fixing part which can be a fixing screw rod, a hook, a clamping strip or a lock catch, the lower fixing parts are correspondingly arranged on the lower fixing part 2.2 and the inner connecting ring 2.3, the lower fixing parts can be a screw hole, a bayonet or, a fixed connection between the upper annular stationary casing 3.1 and the lower annular stationary casing 2 is thus achieved, so that the upper annular stationary casing 3.1 and the lower annular stationary casing 2 are connected to form an annular stationary body 3 capable of mounting the coil winding 6 and the insulating assembly 4.
In this embodiment, the annular fixing body 3 is provided with the insulating assembly 4, the number of the insulating assemblies 4 can be designed as required, two, three or more, the annular fixing body 3 is circumferentially partitioned by the insulating assemblies 4 to form a plurality of winding installation parts 6.1, the coil windings 6 are respectively and correspondingly fixedly installed on the winding installation parts 6.1, and the coil windings 6 are mutually partitioned by the insulating assemblies 4, the insulating assembly 4 comprises a central cylinder 5, a lower U-shaped connecting plate 4.1, an upper U-shaped connecting plate 4.2 and an insulating connecting plate 4.3, the lower end of the central cylinder 5 is fixedly connected to the installation base 1, the central cylinder 5 and the installation base 1 can be clamped and screwed, the central cylinder 5 is fixedly installed at the central position of the annular fixing body 3, the lower U-shaped connecting plate 4.1 can be fixedly connected to the lower annular fixing shell 2, the upper U-shaped connecting plate 4.2 can be fixedly connected to the upper annular fixing shell 3.1, the lower U-shaped connecting plate 4.1 and the upper U-shaped connecting plate 4.2 are both U-shaped, and the upper U-shaped connecting plate 4.2 and the lower U-shaped connecting plate 4.1 can be fixedly connected to form an oval insulating part which is arranged around the annular fixing body 3, one side edge of the insulating connecting plate 4.3 is fixedly connected to the central column 5, the other side edge of the insulating connecting plate 4.3 is fixedly connected to the upper U-shaped connecting plate 4.2 and the lower U-shaped connecting plate 4.1, the insulating connecting plate 4.3 and the central column 5, the insulating connecting plate 4.3 and the lower U-shaped connecting plate 4.1, and the insulating connecting plate 4.3 and the upper U-shaped connecting plate 4.2 can be clamped, screwed or bonded, so that the oval insulating part, the insulating connecting plate 4.3 and the central column 5 form an insulating blocking part along the radial direction of the annular fixing body 3, thereby dividing the annular fixing body into a plurality of mutually independent winding installation parts 6.1, which is convenient for installing the coil winding, and the number of the insulating assemblies 4 can be adjusted according to the needs, so that the use flexibility is increased.
The embodiment of the utility model provides a novel choke can form the installation external member of installing cyclic annular magnetic core and coil winding 6 through installation base 1, lower annular set casing 2 and last annular set casing 3.1, and the installation external member is simple with the dismantlement, is convenient for to the aggregate erection of choke.
The embodiment of the utility model provides a novel choke coil, annular set casing 2 is provided with insulating assembly 4 in the cyclic annular fixed body 3 that forms with the combination of last annular set casing 3.1 under, insulating assembly 4 is through center cylinder 5, lower U type connecting plate 4.1, go up U type connecting plate 4.2 and insulating connecting plate 4.3 aggregate erection and form, so be convenient for to insulating assembly 4's installation and dismantlement, and through correspond the insulating assembly 4 that sets up different numbers in cyclic annular fixed body 3, thereby the installation figure of adjustment coil winding 6 that can be convenient, increase the convenience of using.
In this embodiment, it is preferable that the lower fixing member 2.2 includes a fixing plate 2.5 disposed along the circumferential direction of the lower annular fixing shell 2, the fixing plate 2.5 is disposed along the radial direction of the annular fixing body, the bottom of the fixing plate 2.5 is connected with a fixing rod 2.6, the fixing plate 2.5 and the fixing rod 2.6 are connected to form the lower fixing member 2.2 having an inverted L-shaped structure, the lower end of the fixing rod 2.6 is provided with a circular mounting plate 2.7 capable of being embedded into the circular fixing groove 1.1, the circular mounting plate 2.7 is provided with a fixing bolt, the fixing of the circular mounting plate 2.7 is realized by rotating the fixing bolt into the fixing screw hole 1.2, and thus the lower annular fixing shell 2 is fixed on the mounting base 1.
In this embodiment, preferably, the inner wall of the lower U-shaped connecting plate 4.1 is provided with an inner sliding block 4.1.1 and an inner sliding block 4.1.2, and the inner sliding block 4.1.1 and the inner sliding block 4.1.2 are respectively and correspondingly limited in the inner sliding groove and the outer sliding groove in a sliding manner; the inner sliding block 4.1.1 and the inner sliding block 4.1.2 can slide along the inner sliding groove and the outer sliding groove respectively, so that the position of the lower U-shaped connecting plate 4.1 can be adjusted.
In this embodiment, preferably, the bottom of the upper U-shaped connecting plate 4.2 is provided with an insertion strip 4.2.1, and the upper side surface of the lower U-shaped connecting plate 4.1 is provided with an insertion through hole for inserting the insertion strip 4.2.1; a locking buckle 4.2.2 is arranged at the side part of the insertion strip 4.2.1, and a clamping groove for embedding the locking buckle 4.2.2 is arranged on the inner wall of the insertion through hole; insert through inserting strip 4.2.1 to the inside of inserting the passageway, until locking buckle 4.2.2 gomphosis in the draw-in groove to realize fixing between last U type connecting plate 4.2 and the lower U type connecting plate 4.1.
In this embodiment, preferably, extension partition plates 4.4 are disposed on two sides of the upper U-shaped connecting plate 4.2 and the lower U-shaped connecting plate 4.1, the extension partition plates 4.4 separate winding installation portions 6.1 from each other, embedded grooves 4.5 are disposed on the extension partition plates 4.4 located on the inner sides of the upper U-shaped connecting plate 4.2 and the lower U-shaped connecting plate 4.1, the side edges of the insulation connecting plates 4.3 can be embedded into the embedded grooves 4.5, open grooves 5.1 for embedding the side edges of the insulation connecting plates 4.3 are disposed on the outer side wall of the central column 5, a plurality of open grooves 5.1 are disposed along the circumferential direction of the central column 5, and the two side edges of the insulation connecting plates 4.3 are respectively embedded into the embedded grooves 4.5 and the open grooves 5.1 to fix the insulation connecting plates 4.3.
In this embodiment, preferably, the open slot 5.1 is provided with first locking slots 5.2 at two side edges of the top of the central column, the first locking slots 5.2 are arc-shaped, the side wall of the first locking slot 5.2 is provided with a locking channel 5.3, a spring member 5.4 and a locking column 5.5 are arranged in the locking through hole, a toggle member 5.6 is arranged on the locking column 5.5, an opening is arranged on the upper side wall of the locking through hole, the opening is connected with the locking through hole, the lower end of the toggle member 5.6 is fixedly connected to the locking column 5.5, and the upper end of the toggle member 5.6 extends out of the opening, so that the locking column 5.5 can be driven to move along the locking through hole by the toggle member 5.6; the top both sides of embedded groove 4.5 are provided with the second and lock the groove, and the second is locked the inslot and is provided with locking pin 4.6.
In this embodiment, preferably, the two side edges of the insulating connecting plate 4.3 are provided with a first locking plate 4.3.1 and a second locking plate 4.3.2, the first locking plate 4.3.1 and the second locking plate 4.3.2 can be respectively inserted into the first locking groove 5.2 and the second locking groove, the side walls of the first locking plate 4.3.1 and the second locking plate 4.3.2 are respectively provided with a first locking hole and a second locking hole, the first locking hole and the second locking hole are respectively corresponding to the locking column 5.5 and the locking pin 4.6, when the first locking plate 4.3.1 is inserted into the first locking groove 5.2, the locking column 5.5 is inserted into the first locking hole under the action of the spring element 5.4, the locking column 5.5 can be pulled out from the first locking hole by the pulling element 5.6, and the locking pin 4.6 can be rotatably screwed into the second locking hole.
In this embodiment, the specific installation includes the following steps;
a first step; the lower fixing piece 2.2 is fixedly connected to the mounting base 1, so that the lower annular fixing shell 2 is fixed;
the second step is that: the annular magnetic core is arranged in the lower annular opening cavity 2.1 and then is mutually connected through an upper fixing part and a lower fixing part, so that the upper annular fixing shell 3.1 and the lower annular fixing shell 2 are connected to form an annular fixing body 3 capable of installing a coil winding 6 and an insulating assembly 4, and the annular magnetic core is arranged in the upper annular fixing shell 3.1 and the lower annular fixing shell 2;
a third part: the number of the insulating assemblies 4 is determined according to the number of the coil windings 6, and the insulating assemblies 4 are installed on the annular fixed body 3 at equal intervals, so that the annular fixed body is divided into a plurality of winding installation parts 6.1;
a fourth step of: the coil is mounted around the winding mount 6.1 to form a plurality of coil windings 6, and the ends of the coil windings 6 are inserted through the through openings 1.3.
While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.
Claims (8)
1. A novel choke, comprising:
the mounting base is provided with a circular fixing groove and a through opening, and a fixing screw hole is formed in the circular fixing groove;
the lower annular fixing shell is internally provided with a lower annular opening cavity, the outer side wall of the lower annular fixing shell is circumferentially provided with a lower fixing piece, the lower end of the lower fixing piece can be fixedly connected into the circular fixing groove, the inner wall of the lower annular fixing shell is provided with an inner connecting ring, the outer side wall of the lower annular fixing shell is provided with an outer connecting ring, the inner connecting ring is circumferentially provided with an inner sliding groove, and the outer connecting ring is circumferentially provided with an outer sliding groove;
the upper annular fixing shell is internally provided with an upper annular opening cavity, an upper fixing piece is arranged on the lower side edge of the upper annular fixing piece, lower fixing parts are arranged on the lower fixing piece and the inner connecting ring, and the upper fixing piece is correspondingly connected with the lower fixing piece so as to fixedly connect the upper annular fixing shell to the lower annular fixing shell;
the upper annular fixing shell and the lower annular fixing shell are mutually connected to realize that the upper annular opening cavity and the lower annular opening cavity are butted to form an accommodating cavity, and the annular magnetic core is installed inside the accommodating cavity;
the insulating assembly comprises a central cylinder, a lower U-shaped connecting plate, an upper U-shaped connecting plate and an insulating connecting plate, the lower end of the central cylinder is connected to the mounting base, the central cylinder is located at the central position of the lower annular fixing shell, the upper U-shaped connecting plate and the lower U-shaped connecting plate are respectively and correspondingly fixedly connected to the upper annular fixing shell and the lower annular fixing shell, one side edge of the insulating connecting plate is connected with the central cylinder, and the other side edge of the insulating connecting plate is connected with the upper U-shaped connecting plate and the lower U-shaped connecting plate together;
and the coil winding is correspondingly arranged on the winding installation part.
2. The novel choke coil as claimed in claim 1, wherein the lower fixing member comprises a fixing plate circumferentially disposed along the lower annular fixing casing, a fixing rod is connected to a bottom of the fixing plate, a circular mounting plate capable of being inserted into the circular fixing groove is disposed at a lower end of the fixing rod, and a fixing bolt is disposed on the circular mounting plate.
3. A novel choke coil as claimed in claim 1, characterized in that the inner wall of said lower U-shaped connecting plate is provided with an inner sliding block and an outer sliding block, said inner sliding block and said outer sliding block are respectively and correspondingly slidably limited in said inner sliding groove and said outer sliding groove.
4. The novel choke coil as claimed in claim 1, wherein the bottom of the upper U-shaped connecting plate is provided with an insertion strip, and the upper side of the lower U-shaped connecting plate is provided with an insertion through hole for inserting the insertion strip;
the lateral part of the insertion strip is provided with a locking buckle, and the inner wall of the insertion through hole is provided with a clamping groove for embedding the locking buckle.
5. The novel choke coil as claimed in claim 1, wherein the upper and lower U-shaped connection plates have extension partitions on both sides, and the extension partitions inside the upper and lower U-shaped connection plates have insertion grooves into which the sides of the insulating connection plate can be inserted.
6. A novel choke coil as claimed in claim 5, wherein said central cylindrical body has a plurality of open slots formed on its outer side wall for receiving said side edges of said insulating connection plates, and a plurality of said open slots are formed along the circumference of said central cylindrical body.
7. The novel choke coil as claimed in claim 6, wherein the open slot is provided with a first locking slot on both sides of the top of the central column, the side wall of the first locking slot is provided with a locking channel, a spring element and a locking column are arranged in the locking channel, and a toggle element is arranged on the locking column;
the top both sides of embedded groove all are provided with the second and lock the groove, the second is locked the inslot and is provided with the stop pin.
8. A novel choke coil as claimed in claim 7, characterized in that said insulating connection plate is provided at both sides thereof with a first locking plate and a second locking plate, said first locking plate and said second locking plate being respectively inserted into said first locking groove and said second locking groove;
and the side walls of the first locking plate and the second locking plate are respectively provided with a first locking hole and a second locking hole, and the first locking hole and the second locking hole are respectively arranged corresponding to the locking column and the locking pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021428214.6U CN212230183U (en) | 2020-07-20 | 2020-07-20 | Novel choke coil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021428214.6U CN212230183U (en) | 2020-07-20 | 2020-07-20 | Novel choke coil |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212230183U true CN212230183U (en) | 2020-12-25 |
Family
ID=73912035
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021428214.6U Active CN212230183U (en) | 2020-07-20 | 2020-07-20 | Novel choke coil |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212230183U (en) |
-
2020
- 2020-07-20 CN CN202021428214.6U patent/CN212230183U/en active Active
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