CN107452488B - A kind of transformer framework of adjustable magnetic core position - Google Patents
A kind of transformer framework of adjustable magnetic core position Download PDFInfo
- Publication number
- CN107452488B CN107452488B CN201710670261.8A CN201710670261A CN107452488B CN 107452488 B CN107452488 B CN 107452488B CN 201710670261 A CN201710670261 A CN 201710670261A CN 107452488 B CN107452488 B CN 107452488B
- Authority
- CN
- China
- Prior art keywords
- magnetic core
- fixed
- bobbin
- circle
- mentioned
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/28—Coils; Windings; Conductive connections
- H01F27/30—Fastening or clamping coils, windings, or parts thereof together; Fastening or mounting coils or windings on core, casing, or other support
- H01F27/306—Fastening or mounting coils or windings on core, casing or other support
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/24—Magnetic cores
- H01F27/26—Fastening parts of the core together; Fastening or mounting the core on casing or support
- H01F27/266—Fastening or mounting the core on casing or support
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/28—Coils; Windings; Conductive connections
- H01F27/29—Terminals; Tapping arrangements for signal inductances
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Coils Or Transformers For Communication (AREA)
Abstract
The invention discloses a kind of transformer frameworks of adjustable magnetic core position, including coil former apparatus, positioning device, locking device, copper wire adhesive tape isolating device, stitch device.The beneficial effects of the present invention are be capable of the performance of the transformer framework of the adjustable magnetic core position of comprehensive raising.
Description
Technical field
The present invention relates to a kind of transformer frameworks of adjustable magnetic core position, belong to the technical field of transformer.
Background technique
Also known as transformer coil holder, English are referred to as Bobbin, are the main structure component part of transformer, " skeleton " image
Described its effect in transformer.Transformer is widely used in today's society, and corresponding main body is also essential,
So skeleton has irreplaceable effect at present.
Effect of the skeleton in transformer mainly has the following:
1, the space of winding is provided for the copper wire in transformer,
2, the magnetic core in fixed transformer.
3, the wire casing in skeleton is provided the path of line when transformer production coiling.
4, the metal stitch in skeleton is the pillar of the copper wire winding of transformer；It is connected after scolding tin with pcb board,
Transformer plays conductive effect when working.
5, the salient point in skeleton, concave point or chamfering can determine placement direction or stitch sequence when transformer uses.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of transformer frameworks of adjustable magnetic core position.
The present invention is achieved through the following technical solutions.
A kind of transformer framework of adjustable magnetic core position, comprising:
Coil former apparatus, including bobbin, fixed cylinder, multiple balls, above-mentioned fixed cylinder both ends open are arranged in above-mentioned line
In coil and in the same direction therewith, above-mentioned fixed cylinder outer surface is provided with even number perpendicular to the retainer plate in above-mentioned fixed cylinder direction, often
Above-mentioned ball is accommodated between two retainer plates and is slidably matched therewith；
Positioning device, including locating ring, at least two positioning support bars, at least two support bases, elastic mechanism, magnetic core are fixed
Position bar, magnetic core positioning disk, above-mentioned locating ring are fixed on the end of bobbin, and above-mentioned positioning support bar passes through above-mentioned locating ring and refers to
To center location, above-mentioned support base is assemblied in the inner end of above-mentioned positioning support bar, and above-mentioned elastic mechanism is assemblied in positioned at above-mentioned fixed
Positioning support bar part in the circle circle of position, one end of above-mentioned magnetic core locating rod is fixed on above-mentioned locating ring outwardly-facing surface, another
The fixed above-mentioned magnetic core positioning disk in end, above-mentioned magnetic core positioning disk are located at locating ring center；
Locking device, including rotation circle, locking circle, at least two helical springs, locking seat, adjustable spring, above-mentioned locking
Circle is fixed on the first end of above-mentioned bobbin, and above-mentioned locking circle is the cyclic structure of interior sky, and above-mentioned rotation circle is arranged in above-mentioned locking
In circle, above-mentioned locking circle offers and the equal number of open sections of helical spring, above-mentioned helical spring towards the surface outside bobbin
It is fixed on above-mentioned rotation circle outwardly-facing surface, and the end of helical spring is straight line extension, it is straight if helical spring is unfolded
Line extension is directed toward the center location of rotation circle, and the end other end that above-mentioned adjustable spring one end is fixed on straight line extension is fixed
In above-mentioned locking seat, above-mentioned helical spring and its straight line extension are housed in above-mentioned locking circle, when rotating above-mentioned rotation circle,
Above-mentioned helical spring when being moved to open section above-mentioned straight line extension unfold；
Copper wire adhesive tape isolating device, including intermediate retaining ring, two port retaining rings, two isolation buckets, two cage rings, it is above-mentioned
Intermediate retaining ring is perpendicular to bobbin and is fixed on the outer surface of bobbin, and two above-mentioned port retaining rings are perpendicular to bobbin and fixation
In the first end of bobbin and the outer surface of end, two above-mentioned isolation casings mounted in bobbin and both ends respectively with intermediate retaining ring
It is fixedly connected with the port retaining ring of two sides, two above-mentioned isolation buckets are provided with the sliding slot for being parallel to bobbin direction, on two
It states cage ring and is provided with strip, two equal sliding sleeves of cage ring are in two isolation buckets and above-mentioned strip is stuck in above-mentioned sliding slot
It is interior；
Stitch device, including two fixed plates, multiple fixed blocks, multiple stitch, above-mentioned two fixed plate are separately fixed at
The side of bobbin end, each fixed plate are each equipped with multiple above-mentioned fixed blocks, and each fixed block assembles above-mentioned stitch, on
State stitch by continuous first supporting section, penetrate section, the second supporting section is constituted, above-mentioned first supporting section, the second supporting section are all provided with
It is equipped with locking member.
Further, above-mentioned bobbin inner surface is provided with a plurality of groove circle perpendicular to bobbin direction, each groove
Circle and two retainer plates accommodate above-mentioned ball.
Further, the threaded connecting rod of tool, above-mentioned connecting rod are provided at the back center of above-mentioned magnetic core positioning disk
It is fixed across above-mentioned magnetic core locating rod and using positioning screw cap.
Further, above-mentioned elastic mechanism is set as restoring spring, and one end of above-mentioned recovery spring is fixed on above-mentioned positioning
Circle, the other end are fixed on the inner end of above-mentioned support rod.
Further, the end face that above-mentioned locking seat is adjacent to magnetic core is provided with one layer of soft layer.
Further, above-mentioned rotation circle outwardly-facing surface is provided with handle.
Further, each above-mentioned sliding slot is provided with the trouble slot of multiple connection sliding slots, and above-mentioned trouble slot is perpendicular to above-mentioned cunning
Slot.
Further, the first supporting section of above-mentioned stitch, the second supporting section are provided with screw thread, and above-mentioned locking member is set as spiral shell
It is female.
Beneficial effects of the present invention:
The setting of coil former apparatus, ball enable the fixed cylinder of assembly magnetic core to be kept fixed cylinder when bobbin shakes
It is relatively stable, the moving generated because of the shaking of the transformer framework of adjustable magnetic core position is avoided, protects magnetic core, simultaneously
The position that the groove circle of bobbin setting can be used for fixed fixed cylinder indirectly makes structure more simple, whole using effect compared with
It is good；
The setting of positioning mechanism, after magnetic core is packed into bobbin, the setting of locating ring and support rod, elastic mechanism can make
It obtains positioning seat and is tightly fastened the port that magnetic core is located at bobbin end, while the shape design of support base and core shapes phase contract
Conjunction, which can be played, protects magnetic core injury-free, improves the position stability of magnetic core；
The setting of locking device, after magnetic core is packed into bobbin, by rotation rotation circle, by helical spring by being contained in locking
The housed state of circle is converted into extended position, and locking seat can be made to be adjacent to magnetic core and be located at the end face that bobbin is just held, such energy
Ensure the locking of magnetic core position, so that magnetic core is in stable location status, while the adjustable spring being arranged can match centainly
The depth location of range inner magnetic core；
The setting of copper wire adhesive tape isolating device, according to the demand of copper wire twining amount, by cage ring in the position of isolation bucket
Adjustment enables to adhesive tape not generate damage to copper wire when installing additional, mentions to mark off copper wire region and adhesive tape region
It is high to use quality；
The setting of stitch device is penetrated section i.e. across assembly panel, can worn by locking member by the setting of stitch
The supporting section fixing lock of saturating section upper and lower position is closely assembled panel, protects stitch, improves service life.
Detailed description of the invention
Fig. 1 is the overall schematic of the transformer framework of the adjustable magnetic core position of the present invention；
Fig. 2 is the diagrammatic cross-section of coil former apparatus of the present invention；
Fig. 3 is the structural schematic diagram of positioning device of the present invention；
Fig. 4 is the side schematic view of positioning device of the present invention；
Fig. 5 is locking device helical spring un-deployed configuration schematic diagram of the present invention；
Fig. 6 is the structural schematic diagram of locking device helical spring of the present invention expansion；
Fig. 7 is the fixation schematic diagram of locking seat of the present invention；
Fig. 8 is the schematic diagram of copper wire adhesive tape isolating device of the present invention；
Fig. 9 is the structural schematic diagram of stitch device of the present invention.
Specific embodiment
The present invention will be further described in detail below based on the drawings and embodiments.
- Fig. 9 referring to Fig.1, a kind of transformer framework of adjustable magnetic core position, including coil former apparatus, positioning device, lock
Determine device, copper wire adhesive tape isolating device, stitch device.
Coil former apparatus, including bobbin 1-1, fixed cylinder 1-2, multiple ball 1-3, above-mentioned fixed cylinder 1-2 both ends open,
It is arranged in above-mentioned bobbin 1-1 and in the same direction therewith, the outer surface above-mentioned fixed cylinder 1-2 is provided with even number perpendicular to above-mentioned fixation
Above-mentioned ball 1-3 is accommodated between the retainer plate 1-4 in cylinder direction, every two retainer plate 1-4 and is slidably matched therewith..
Above-mentioned bobbin 1-1 inner surface is provided with a plurality of groove circle 1-5 perpendicular to the direction bobbin 1-1, each groove
1-5 and two retainer plate 1-4 of circle accommodates above-mentioned ball 1-3.
The setting of coil former apparatus, ball enable the fixed cylinder of assembly magnetic core to be kept fixed cylinder when bobbin shakes
It is relatively stable, the moving generated because of the shaking of the transformer framework of adjustable magnetic core position is avoided, protects magnetic core, simultaneously
The position that the groove circle of bobbin setting can be used for fixed fixed cylinder indirectly makes structure more simple, whole using effect compared with
It is good.
Positioning device, including locating ring 2-1, at least two positioning support bar 2-2, at least two support base 2-3, elastic machine
Structure 2-4, magnetic core locating rod 2-5, magnetic core positioning disk 2-6, above-mentioned locating ring 2-1 are fixed on the end of bobbin 1-1, above-mentioned positioning
Support rod 2-2 passes through above-mentioned locating ring 2-1 and is directed toward center location, and above-mentioned support base 2-3 is assemblied in above-mentioned positioning support bar 2-2
Inner end, above-mentioned elastic mechanism 2-4 be assemblied in positioned at above-mentioned locating ring 2-1 circle in the part positioning support bar 2-2, above-mentioned magnetic core
One end of locating rod 2-5 is fixed on above-mentioned locating ring 2-1 outwardly-facing surface, and the other end fixes above-mentioned magnetic core positioning disk 2-6, above-mentioned
Magnetic core positioning disk 2-6 is located at the center locating ring 2-1.
Tool threaded connecting rod 2-61, above-mentioned connecting rod 2- are provided at the back center of above-mentioned magnetic core positioning disk 2-6
61 are passed through above-mentioned magnetic core locating rod 2-5 and are fixed using positioning screw cap 2-62.
Above-mentioned elastic mechanism 2-4 is set as restoring spring, and one end of above-mentioned recovery spring is fixed on above-mentioned locating ring 2-1,
The other end is fixed on the inner end of above-mentioned support rod 2-2.
The setting of positioning mechanism, after magnetic core is packed into bobbin, the setting of locating ring and support rod, elastic mechanism can make
It obtains positioning seat and is tightly fastened the port that magnetic core is located at bobbin end, the setting of magnetic core positioning disk can be according to specific needs with fixed
The position specific depth location of magnetic core, improves the position stability of magnetic core.
Locking device, including rotation circle 3-1, locking circle 3-2, at least two helical spring 3-3, locking seat 3-4, flexible bullet
Spring 3-5, above-mentioned locking circle 3-2 are fixed on the first end of above-mentioned bobbin 1-1, and above-mentioned locking circle 3-2 is the cyclic structure of interior sky, on
It states rotation circle 3-1 to be arranged in above-mentioned locking circle 3-2, above-mentioned locking circle 3-2 is offered towards the surface outside bobbin and spiral
Spring 3-3 equal number of open section 3-21, above-mentioned helical spring 3-3 are fixed on above-mentioned rotation circle 3-1 outwardly-facing surface, and spiral shell
The end for revolving spring 3-3 is straight line extension 3-31, if helical spring is unfolded, straight line extension 3-31 is directed toward the circle of rotation circle
Heart position, the end other end that the one end above-mentioned adjustable spring 3-5 is fixed on straight line extension 3-31 are fixed on above-mentioned locking seat 3-
4, above-mentioned helical spring 3-3 and its straight line extension 3-31 are housed in above-mentioned locking circle 3-2, as the above-mentioned rotation circle 3-1 of rotation
When, above-mentioned helical spring 3-3 when being moved to open section above-mentioned straight line extension 3-31 unfold.
The end face that above-mentioned locking seat 3-4 is adjacent to magnetic core is provided with one layer of soft layer (not shown).
Above-mentioned rotation circle 3-1 outwardly-facing surface is provided with handle 3-11.
The setting of locking device, after magnetic core is packed into bobbin, by rotation rotation circle, by helical spring by being contained in locking
The housed state of circle is converted into extended position, and locking seat can be made to be adjacent to magnetic core and be located at the end face that bobbin is just held, such energy
Ensure the locking of magnetic core position, so that magnetic core is in stable location status, while the adjustable spring being arranged can match centainly
The depth location of range inner magnetic core.
Copper wire adhesive tape isolating device, including intermediate retaining ring 4-1, two port retaining ring 4-2, two isolation bucket 4-3, two every
Perpendicular to bobbin 1-1 and the outer surface of bobbin 1-1, two above-mentioned ports are fixed on from circle 4-4, above-mentioned intermediate retaining ring 4-1
Retaining ring 4-2 is perpendicular to bobbin 1-1 and is fixed on the first end and the outer surface of end of bobbin 1-1, two above-mentioned isolation bucket 4-3
It is sleeved on bobbin 1-1 and both ends is fixedly connected with the port retaining ring 4-2 of intermediate retaining ring 4-1 and two sides respectively, two above-mentioned
Isolation bucket 4-3, which is provided with, to be parallel to the sliding slot 4-31, two above-mentioned cage ring 4-4 in the direction bobbin 1-1 and is provided with strip
(not shown), two equal sliding sleeves of cage ring 4-4 are in two isolation bucket 4-3 and above-mentioned strip is stuck in above-mentioned sliding slot 4-31
It is interior.
Each above-mentioned sliding slot 4-31 is provided with the trouble slot 4-32 of multiple connection sliding slots, and above-mentioned trouble slot 4-32 is perpendicular to above-mentioned
Sliding slot 4-31.
The setting of copper wire adhesive tape isolating device, according to the demand of copper wire twining amount, by cage ring in the position of isolation bucket
Adjustment enables to adhesive tape not generate damage to copper wire when installing additional, mentions to mark off copper wire region and adhesive tape region
It is high to use quality.
Stitch device, including two fixed plate 5-1, multiple fixed block 5-2, multiple stitch 5-3, above-mentioned two fixed plate 5-
1 is separately fixed at the side of the end bobbin 1-1, and each fixed plate 5-2 is each equipped with multiple above-mentioned fixed block 5-3, Mei Gegu
Determine block 5-2 and assemble above-mentioned stitch 5-3, above-mentioned stitch 5-3 by continuous first supporting section 5-31, penetrate a section 5-32, second
It supports section 5-33 to constitute, above-mentioned first supporting section 5-31, the second supporting section 5-33 are provided with locking member 5-4.
The first supporting section, the second supporting section of above-mentioned stitch are provided with screw thread, and above-mentioned locking member 5-4 is set as nut.
The setting of stitch device is penetrated section i.e. across assembly panel, can worn by locking member by the setting of stitch
The supporting section fixing lock of saturating section upper and lower position is closely assembled panel, protects stitch, improves service life.
The above embodiments merely illustrate the technical concept and features of the present invention, and its object is to allow be familiar with this field technology
Personage can understand the content of present invention and be implemented, and it is not intended to limit the scope of the present invention.It is all according to the present invention
Equivalent change or modification made by Spirit Essence, should be covered by the scope of protection of the present invention.
Claims (7)
1. a kind of transformer framework of adjustable magnetic core position characterized by comprising
Coil former apparatus, including bobbin, fixed cylinder, multiple balls, the fixed cylinder both ends open are arranged in the bobbin
Interior and in the same direction therewith, the fixed cylinder outer surface is provided with even number perpendicular to the retainer plate in the fixed cylinder direction, every two
The ball is accommodated between retainer plate and is slidably matched therewith；
Positioning device, including the positioning of locating ring, at least two positioning support bars, at least two support bases, elastic mechanism, magnetic core
Bar, magnetic core positioning disk, the locating ring are fixed on the end of bobbin, and the positioning support bar passes through the locating ring and is directed toward
Center location, the support base are assemblied in the inner end of the positioning support bar, and the elastic mechanism is assemblied in positioned at the positioning
Positioning support bar part in circle circle, one end of the magnetic core locating rod is fixed on the locating ring outwardly-facing surface, the other end
The fixed magnetic core positioning disk, the magnetic core positioning disk are located at locating ring center；
Locking device, including rotation circle, locking circle, at least two helical springs, locking seat, adjustable spring, the locking circle are solid
It is scheduled on the first end of the bobbin, the locking circle is the cyclic structure of interior sky, and the rotation circle is arranged in locking circle,
The locking circle is offered towards the surface outside bobbin to be fixed on the equal number of open sections of helical spring, the helical spring
Outwardly-facing surface is enclosed in the rotation, and the end of helical spring is straight line extension, if helical spring is unfolded, straight line extends
The center location of Duan Zhixiang rotation circle, the end other end that described adjustable spring one end is fixed on straight line extension is fixed on described
Locking seat, the helical spring and its straight line extension are housed in the locking circle, when rotating rotation circle, the spiral shell
Straight line extension when spring is moved to open section is revolved to unfold；
Copper wire adhesive tape isolating device, including intermediate retaining ring, two port retaining rings, two isolation buckets, two cage rings, the centre
Retaining ring is perpendicular to bobbin and is fixed on the outer surface of bobbin, and two port retaining rings are perpendicular to bobbin and fixed online
The first end of coil and the outer surface of end, two isolation casings mounted in bobbin and both ends respectively with intermediate retaining ring and two
The port retaining ring of side is fixedly connected, and two isolation buckets are provided with the sliding slot for being parallel to bobbin direction, described in two every
Strip is provided with from circle, and two equal sliding sleeves of cage ring are in two isolation buckets and the strip is stuck in the sliding slot；
Stitch device, including two fixed plates, multiple fixed blocks, multiple stitch, described two fixed plates are separately fixed at coil
The side of frame end, each fixed plate are each equipped with multiple fixed blocks, and each fixed block assembles the stitch, the needle
Foot by continuous first supporting section, penetrate section, the second supporting section is constituted, first supporting section, the second supporting section are provided with
Locking member.
2. the transformer framework of adjustable magnetic core position according to claim 1, which is characterized in that table in the bobbin
Face is provided with a plurality of groove circle perpendicular to bobbin direction, and each groove circle and two retainer plates accommodate the ball.
3. the transformer framework of adjustable magnetic core position according to claim 1, which is characterized in that the magnetic core positioning disk
Back center at be provided with the threaded connecting rod of tool, the connecting rod passes through the magnetic core locating rod and uses positioning screw cap
It is fixed.
4. the transformer framework of adjustable magnetic core position according to claim 1, which is characterized in that the elastic mechanism is set
It is set to recovery spring, described one end for restoring spring is fixed on the locating ring, and the other end is fixed on the inner end of the support rod.
5. the transformer framework of adjustable magnetic core position according to claim 1, which is characterized in that the locking seat is adjacent to
The end face of magnetic core is provided with one layer of soft layer, and the rotation circle outwardly-facing surface is provided with handle.
6. the transformer framework of adjustable magnetic core position according to claim 1, which is characterized in that each sliding slot is equal
It is provided with the trouble slot of multiple connection sliding slots, the trouble slot is perpendicular to the sliding slot.
7. the transformer framework of adjustable magnetic core position according to claim 1, which is characterized in that the first of the stitch
Supporting section, the second supporting section are provided with screw thread, and the locking member is set as nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710670261.8A CN107452488B (en) | 2017-08-08 | 2017-08-08 | A kind of transformer framework of adjustable magnetic core position |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710670261.8A CN107452488B (en) | 2017-08-08 | 2017-08-08 | A kind of transformer framework of adjustable magnetic core position |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107452488A CN107452488A (en) | 2017-12-08 |
| CN107452488B true CN107452488B (en) | 2019-08-20 |
Family
ID=60490954
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710670261.8A Active CN107452488B (en) | 2017-08-08 | 2017-08-08 | A kind of transformer framework of adjustable magnetic core position |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107452488B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000311812A (en) * | 1999-04-27 | 2000-11-07 | Mitsubishi Electric Corp | Bobbin for rounded corner coil type induction motors |
| CN201606545U (en) * | 2009-12-25 | 2010-10-13 | 烟台顿汉布什工业有限公司 | Hinge-type check valve |
| CN104157424A (en) * | 2014-08-28 | 2014-11-19 | 合肥市菲力克斯电子科技有限公司 | Fixed adjustable transformer framework |
-
2017
- 2017-08-08 CN CN201710670261.8A patent/CN107452488B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000311812A (en) * | 1999-04-27 | 2000-11-07 | Mitsubishi Electric Corp | Bobbin for rounded corner coil type induction motors |
| CN201606545U (en) * | 2009-12-25 | 2010-10-13 | 烟台顿汉布什工业有限公司 | Hinge-type check valve |
| CN104157424A (en) * | 2014-08-28 | 2014-11-19 | 合肥市菲力克斯电子科技有限公司 | Fixed adjustable transformer framework |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107452488A (en) | 2017-12-08 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107452488B (en) | A kind of transformer framework of adjustable magnetic core position | |
| CN107393702B (en) | The bobbin assembly apparatus of transformer framework | |
| CN107256779B (en) | A kind of transformer framework | |
| CN105959516A (en) | Voice coil motor, camera module and electronic equipment | |
| CN107452487B (en) | A kind of bobbin assembly of the adjustable magnetic core position of transformer framework | |
| CN107393699B (en) | Transformer framework | |
| CN107256784B (en) | A kind of transformer framework for protecting magnetic core | |
| CN107393693B (en) | A kind of transformer framework that can dismantle stitch | |
| CN107256786B (en) | A kind of Multifunction transformer skeleton | |
| CN107492439B (en) | A kind of multifunctional thread coil assembly | |
| CN107393694B (en) | A kind of bobbin assembly apparatus of transformer framework | |
| CN107424793B (en) | The adjustable magnetic core position of transformer framework and the coil former apparatus of position and lock | |
| CN205845761U (en) | The pneumatic press-loading device of vacuum circuit-breaker insulated pull bar | |
| CN107393701B (en) | The coil former apparatus with position and lock function of transformer framework | |
| CN107256785B (en) | A kind of bobbin assembly for protecting magnetic core | |
| CN107393698B (en) | The fixing and locking device of transformer framework | |
| CN107256778B (en) | A kind of coil former apparatus with position and lock function of transformer framework | |
| CN204961336U (en) | Cooling fan | |
| CN107393700B (en) | The locking device of transformer framework | |
| CN107256783B (en) | A kind of coil former apparatus for protecting simultaneously position and lock magnetic core | |
| CN107481846B (en) | A kind of fixing and locking device of transformer framework | |
| CN216248514U (en) | Lens module of panoramic camera | |
| CN205534892U (en) | Support with limit function | |
| CN221140711U (en) | Computer circuit arrangement assembly | |
| CN217991734U (en) | Support positioning fixture of controller casing |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |