CN106783030A - A kind of network transformer shell, network transformer and its manufacture method - Google Patents
A kind of network transformer shell, network transformer and its manufacture method Download PDFInfo
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- CN106783030A CN106783030A CN201611257299.4A CN201611257299A CN106783030A CN 106783030 A CN106783030 A CN 106783030A CN 201611257299 A CN201611257299 A CN 201611257299A CN 106783030 A CN106783030 A CN 106783030A
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- 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
- H01F27/02—Casings
- H01F27/04—Leading of conductors or axles through casings, e.g. for tap-changing arrangements
-
- 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
- H01F27/292—Surface mounted devices
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
- H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
- H01F41/04—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing coils
- H01F41/10—Connecting leads to windings
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/40—Securing contact members in or to a base or case; Insulating of contact members
- H01R13/405—Securing in non-demountable manner, e.g. moulding, riveting
- H01R13/415—Securing in non-demountable manner, e.g. moulding, riveting by permanent deformation of contact member
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R43/00—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
- H01R43/20—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for assembling or disassembling contact members with insulating base, case or sleeve
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R2201/00—Connectors or connections adapted for particular applications
- H01R2201/22—Connectors or connections adapted for particular applications for transformers or coils
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Coils Of Transformers For General Uses (AREA)
- Coils Or Transformers For Communication (AREA)
Abstract
The present invention relates to a kind of network transformer shell, network transformer and its manufacture method, belong to network transformer technical field, network transformer shell includes the housing main body being made by thermosetting fire proofing, the housing main body is in lid-like, the housing main body includes side wall of outer shell, the side wall of outer shell is provided with PIN installing blind on the end face at opening, also include conductive PIN, one end of the PIN is inserted in the PIN mounting hole, and the PIN and the PIN mounting hole are interference fit.Inserted in the PIN mounting hole by by one end of the PIN, the manufacturing process of whole network transformer shell only needs to injection and can just complete the step of grafting, the rear welding sequence that follow-up bank enters magnetic core just can be with automated execution, reduce production process, production procedure is simplified, production efficiency is substantially increased.
Description
Technical field
The present invention relates to network transformer technical field, particularly a kind of network transformer shell, network transformer and its
Manufacture method.
Background technology
Existing network transformer shell as shown in fig. 1, including shell 1 and PIN 2, wherein, PIN 2 becomes in network
Two rows are shown as in depressor finished product, PIN 2 is that its manufacturing process is by being molded in embedded shell 1：It is at a right angle by punching press
PIN 2 → by the raw material of PIN 2 and shell 1 place together injection mould complete be molded → go injection moulding regrinding → sandblasting unhairing
Thorn → again by the bending of PIN 2, many PIN of cut-out → electroplate → break interior PIN → completion shell production.Whole production process is more
Complexity, operation is a lot, inefficiency.
The content of the invention
The present invention provides a kind of network transformer shell, network transformer and its manufacture method, is become with solving above-mentioned network
Depressor shell complex procedures, the technical problem of inefficiency.
In order to solve the above-mentioned technical problem, the present invention provides a kind of network transformer shell, including by the fire-retardant material of thermosetting
The housing main body that material is made, the housing main body is box-like in open at one end, also including PIN, the housing main body bag
Side wall of outer shell is included, the side wall of outer shell is provided with PIN mounting hole on the end face of open-mouth；One end insertion of the PIN
In the PIN mounting hole, the PIN and the PIN mounting hole are interference fit.
The beneficial effects of the invention are as follows：Inserted in the PIN mounting hole by by one end of the PIN, whole net
The manufacturing process of network transformer only needs to injection and can just complete the step of grafting, reduces production process, simplifies production
Flow, substantially increases production efficiency；Meanwhile, rear otch end face direct plating tin is plugged, overall plating should not be again gone, it is originally overall
Electroplate and broken disconnected unnecessary PIN, wasted copper material and plated material, completed network transformer shell production process and reduce a lot；
Copper material reduces more than 4 times；Especially Hi-pot test is done performing network transformer, because of only row's PIN, will not be as existing
Two row's PINs play electric arc like that, improve the electrical safety performance of network transformer.Because the PIN and the PIN are installed
Hole is interference fit, it is ensured that the fastness that PIN and housing main body are installed, during the use of network transformer shell not
Loosening and obscission occurs, very reliably.
Further, the magnitude of interference of the external diameter of the PIN and the minor diameter fit of the PIN mounting hole for 0.005mm extremely
0.02mm。
Beneficial effect using above-mentioned further scheme is：Because the housing main body of network transformer is usually using anti-quiet
Electrically insulating plastic material is made, and its hardness and intensity are higher；PIN typically uses conductive metal material, is inserted to reach both
Reliability and fastness higher after connecing, the magnitude of interference between the two is 0.005mm to 0.02mm, it can be ensured that both can be just
While normal grafting, additionally it is possible to ensure the fastness for connecting between the two；Coordinate the network transformation of production using this dimensional tolerance
Device shell, after completing, PIN acts on the phenomenon that PIN does not have loose or dislocation in the external force that can bear 9N.
Further, the part that the PIN inserts in the PIN mounting hole is PIN inserting section, and the PIN is inserted
Connect and set in section limited location section, described spacing section has four sides, including protrude from the PIN inserting section side two
Raised side and two depression sides for being depressed in the PIN inserting section side.
Beneficial effect using above-mentioned further scheme is：By setting spacing section, including two raised sides and two
Depression side, because housing main body is injection molding, with certain ductility, when PIN inserting section inserts PIN
When in mounting hole so that the plastics of PIN mounting hole and two depression contacts side surfaces are embedded in two depression sides, two protrusions
In the plastics of side insertion PIN mounting hole, PIN inserting section forms mutually nested structure with PIN mounting hole, further carries
The high fastness and reliability of PIN and housing main body grafting.
Further, described two raised sides are oppositely arranged, and two depression sides are oppositely arranged.
Beneficial effect using above-mentioned further scheme is：Raised side is oppositely arranged so that PIN inserting section is in PIN
Back-off position balance in pin mounting hole is set, and stress is more uniform.
Further, described spacing section is multiple, and described spacing sections of multiple is alternate to be arranged on the PIN inserting section, multiple
Raised side and depression side in described spacing section are arranged alternately on the PIN inserting section same side.
Beneficial effect using above-mentioned further scheme is：Spacing section is set to multiple so that PIN inserting section and PIN
The back-off power of pin mounting hole is multiplied, and fastness is more preferable, reliability is higher；Raised side and depression side are in the PIN
Inserting section is arranged alternately on same side so that back-off power is more balanced.
Further, the raised side protrudes from the protrusion height of the side of the PIN inserting section for 0.1mm extremely
0.2mm。
Beneficial effect using above-mentioned further scheme is：The protrusion height of raised side is 0.1mm to 0.2mm, is easy to
Raised side is embedded in the plastics of housing main body, while, it is also possible to play good fixation.
Further, the depression side is depressed in the cup depth of the side of the PIN inserting section for 0.05mm extremely
0.1mm。
Beneficial effect using above-mentioned further scheme is：Because the hardness of the plastics of housing main body is limited less than in PIN
The hardness of position section；By the squeezing action of raised side, the plastics of housing main body are expressed to the modeling of the recess of depression side
The projection that doses does not have raised side is more, while also further increasing spacing section with the connection of PIN mounting hole
Tightness degree.
Further, described spacing section is structure as a whole with the PIN inserting section.
Beneficial effect using above-mentioned further scheme is：Described spacing section is structure as a whole with the PIN inserting section,
Improve the rigidity and fastness of PIN.
The present invention also provides a kind of network transformer, including shell and coil, and the shell is above-mentioned network transformer
Shell, the coil is arranged in the housing main body, and the coil has the bonding wire termination for being welded with PIN, described
Bonding wire termination is welded in the PIN.
Effective effect of inventive network transformer is：The manufacturing process of whole network transformer only needs to injection and grafting
The step of can just complete, reduce production process, simplify production procedure, substantially increase production efficiency；Meanwhile, after being plugged
Otch end face direct plating tin, should not again go overall plating, and originally overall plating breaks disconnected unnecessary PIN, wastes copper material and electricity
Plating material, completes network transformer shell production process and reduces a lot；Copper material reduces more than 4 times；Especially performing network transformation
Device will do Hi-pot test, because of only row's PIN, electric arc will not be played as existing two rows PIN, improve network transformer
Electrical safety performance.Because the PIN and the PIN mounting hole are interference fit, it is ensured that PIN and housing main body
The fastness of installation, is not in loosen and obscission during the use of network transformer shell, very reliably.
The present invention also provides a kind of manufacture method of network transformer shell, comprises the following steps：
Step one, by housing main body injection moulding, form PIN mounting hole；
Casing assembly is formed in step 2, one end insertion PIN mounting hole on automatic needle inserting machine by PIN, it is described
PIN is 10N to 40N with the inserting pressure of the PIN mounting hole；
Step 3, coil is put into the casing assembly for having inserted, the bonding wire termination of coil is wrapped in PIN, and lead to
The mode for crossing immersed solder is tin plating at the winding of PIN.
The beneficial effect of manufacture method of the present invention is：The PIN mounting hole is inserted by by one end of the PIN
Interior, the manufacturing process of whole network transformer only needs to the step of injection and grafting can just be completed, and reduce production process, simple
Change production procedure, substantially increase production efficiency；Meanwhile, rear otch end face direct plating tin is plugged, overall plating should not be again gone,
Originally overall plating breaks disconnected unnecessary PIN, wastes copper material and plated material, completes network transformer shell production process and subtracts
It is few a lot.
Brief description of the drawings
Fig. 1 is the structure chart of existing network transformer case,
Fig. 2 is the three-dimensional structure diagram of inventive network transformer embodiments one,
Fig. 3 is the first direction view of housing main body in embodiment one,
Fig. 4 is the sectional view of A-A in Fig. 3,
Fig. 5 is the three-dimensional structure diagram of PIN in embodiment one,
Fig. 6 is the first direction view of PIN in Fig. 5,
Fig. 7 is the partial sectional view in the present embodiment PIN insertion PIN mounting hole,
Fig. 8 is the manufacture method embodiment flow chart of inventive network transformer case.
In accompanying drawing, the list of parts representated by each label is as follows：
01st, housing main body, 011, side wall of outer shell, 012, PIN mounting hole, 02, PIN, 021, PIN inserting section,
022nd, spacing section, 023, raised side, 024, depression side
Specific embodiment
The present invention is further illustrated with implementation method below in conjunction with the accompanying drawings.
The three-dimensional structure diagram of inventive network transformer embodiments one referring to Fig. 2, a kind of network transformer shell, including by
The housing main body 01 that thermosetting fire proofing is made, housing main body 01 is box-like in open at one end, also including PIN 02,
Housing main body 01 includes side wall of outer shell 011, and side wall of outer shell 011 is provided with PIN mounting hole 012 on the end face of open-mouth；PIN
One end of pin 02 is inserted in PIN mounting hole 012, and PIN 02 and PIN mounting hole 012 are interference fit.
Inserted in PIN mounting hole 012 by by one end of PIN 02, the manufacturing process of whole network transformer is only needed
It is molded and can just completes the step of grafting, reduce production process, simplify production procedure, substantially increases production effect
Rate；Meanwhile, rear otch end face direct plating tin is plugged, overall plating should not be again gone, originally overall plating breaks disconnected unnecessary PIN
Pin, wastes copper material and plated material, completes network transformer shell production process and reduces a lot；Copper material reduces more than 4 times；Especially
Hi-pot test is done network transformer is performed, because of only row's PIN, electric arc will not be played as existing two rows PIN,
Improve the electrical safety performance of network transformer.Because PIN 02 and PIN mounting hole 012 are interference fit, it is ensured that PIN
The fastness that pin 02 and housing main body 01 are installed, is not in loosen and come off now during the use of network transformer shell
As very reliably.
In the present embodiment, the external diameter of PIN 02 and the magnitude of interference of the minor diameter fit of PIN mounting hole 012 are 0.01mm；
Wherein, the housing main body 01 in the present embodiment uses black DAP plastics, due to good thermosetting, static electricity resistance and absolutely
Edge, after black DAP plastic heatings, can make molecular configuration be combined into net pattern, once network polymer is combined into, even if again
Heating will not also soften, and intensity is higher, very reliably；The material of PIN 02 is phosphor bronze C5191, with good electrical resistance
Energy and solderability.
Housing main body 01 and PIN 02 magnitude of interference between the two are 0.01mm, it can be ensured that both being capable of normally grafting
While, additionally it is possible to ensure the fastness for connecting between the two；Coordinate the network transformer shell of production using this dimensional tolerance,
After completing, PIN 02 can bear the external force effect of 9N, and PIN 02 does not have the phenomenon of loose or dislocation, very may be used
Lean on.
In the present embodiment, the part in the insertion PIN of PIN 02 mounting hole 012 is PIN inserting section 021, PIN
Limited location section 022 is set in inserting section 021, and spacing section 022 has four sides, including protrude from the side of PIN inserting section 021
Two raised sides 023 and be depressed in two of the side of PIN inserting section 021 depression sides 024.
Wherein, two raised sides 023 are oppositely arranged, and two depression sides 024 are oppositely arranged.
By setting spacing section 022, including two raised sides 023 and two depression sides 024, due to housing main body 01
It is injection molding, with certain ductility, when in the insertion PIN of PIN inserting section 021 mounting hole 012 so that
The plastics that PIN mounting hole 012 is contacted with two depression sides 024 are embedded in two depression sides 024, two raised sides
In the plastics of 023 insertion PIN mounting hole 012, PIN inserting section 021 forms mutually nested structure with PIN mounting hole 012,
Further increase the fastness and reliability of PIN 02 and the grafting of housing main body 01.Raised side 023 is oppositely arranged so that
Back-off position balance of the PIN inserting section 021 in PIN mounting hole 012 is set, and stress is more uniform.
In the present embodiment, spacing section 022 is multiple, multiple spacing sections 022 it is alternate be arranged on PIN inserting section 021, it is many
Raised side 023 and depression side 024 in individual spacing section 022 are arranged alternately on the same side of PIN inserting section 021.Its
In, the protrusion height that raised side 023 protrudes from the side of PIN inserting section 021 is preferably set to 0.1mm to 0.2mm.Wherein,
The cup depth of the side that depression side 024 is depressed in PIN inserting section 021 is preferably set to 0.05mm to 0.1mm.
It is set to multiple for spacing section 022 so that the back-off power of PIN inserting section 021 and PIN mounting hole 012 is into multiplication
Plus, fastness is more preferable, reliability is higher；Raised side 023 and depression side 024 are submitted in the same side of PIN inserting section 021
For setting so that back-off power is more balanced.
The protrusion height of raised side 023 is set to 0.1mm to 0.2mm, is easy to for raised side 023 to be embedded in housing main body
In 01 plastics, while, it is also possible to play good fixation.
Due to the hardness of the hardness less than spacing section 022 in PIN 02 of the plastics of housing main body 01；By raised side
023 squeezing action, the amount of plastic that the plastics of housing main body 01 are expressed to the recess of depression side 024 does not have protrusion side
The projection in face 023 is more, while also further increasing the tight journey of spacing section 022 and the connection of PIN mounting hole 012
Degree.
In the present embodiment, spacing section 022 is structure as a whole with PIN inserting section 021.
It is structure as a whole with PIN inserting section 021 for spacing section 022, improves the rigidity and fastness of PIN 02.
The first direction view of housing main body is referring to Fig. 3, network transformer shell in embodiment one, including is hindered by thermosetting
The housing main body 01 that combustible material is made, housing main body 01 is in lid-like, and housing main body 01 includes side wall of outer shell 011, shell
Side wall 011 is provided with PIN mounting hole 012 on the end face at opening.
Referring to Fig. 4, side wall of outer shell 011 is provided with PIN mounting hole to the sectional view of A-A on the end face at opening in Fig. 3
012；One end of PIN 02 is inserted in PIN mounting hole 012, and PIN 02 and PIN mounting hole 012 are interference fit.
The structure chart of PIN is referring to Fig. 5 and Fig. 6, the part in the insertion PIN of PIN 02 mounting hole 012 in embodiment one
It is PIN inserting section 021, PIN inserting section 021 sets limited location section 022, and spacing section 022 has four sides, including protrusion
In the raised side 023 of the side of PIN inserting section 021 two and two depression sides 024 for being depressed in PIN inserting section 021.
Two raised sides 023 are oppositely arranged, and two depression sides 024 are oppositely arranged；Spacing section 022 is two, two
Spacing section 022 it is alternate be arranged on PIN inserting section 021, the raised side 023 in two spacing section 022 and depression side 024 exist
PIN inserting section 021 is arranged alternately on same side；Wherein, spacing section 022 is structure as a whole with PIN inserting section 021.
By setting spacing section 022, including two raised sides 023 and two depression sides 024, due to housing main body 01
It is injection molding, with certain ductility, when in the insertion PIN of PIN inserting section 021 mounting hole 012 so that
The plastics that PIN mounting hole 012 is contacted with two depression sides 024 are embedded in two depression sides 024, two raised sides
In the plastics of 023 insertion PIN mounting hole 012, PIN inserting section 021 forms mutually nested structure with PIN mounting hole 012,
Further increase the fastness and reliability of PIN 02 and the grafting of housing main body 01.
Raised side 023 is oppositely arranged so that put down back-off position of the PIN inserting section 021 in PIN mounting hole 012
Weighing apparatus is set, and stress is more uniform.
It is set to multiple for spacing section 022 so that the back-off power of PIN inserting section 021 and PIN mounting hole 012 is into multiplication
Plus, fastness is more preferable, reliability is higher；Raised side 023 and depression side 024 are submitted in the same side of PIN inserting section 021
For setting so that back-off power is more balanced.
Partial sectional view in the present embodiment PIN insertion PIN mounting hole referring to Fig. 7, insert by one end of PIN 02
In PIN mounting hole 012, PIN 02 and PIN mounting hole 012 are interference fit.Wherein, spacing section 022 is two, two
Spacing section 022 it is alternate be arranged on PIN inserting section 021, the raised side 023 in two spacing section 022 and depression side 024 exist
PIN inserting section 021 is arranged alternately on same side；Wherein, spacing section 022 is structure as a whole with PIN inserting section 021.
In a particular embodiment, the specification of PIN mounting hole 012 is that the length of side is the square of 0.3mm on housing main body 01
Hole, the depth of PIN mounting hole 012 is 1.8mm；Wherein, the cross section of PIN 02 is square, and its length of side is 0.32mm,
The external diameter of PIN 02 is 0.01mm with the magnitude of interference of the minor diameter fit of PIN mounting hole 012；Spacing section 022 is two, two
Spacing section 022 it is alternate be arranged on PIN inserting section 021, the raised side 023 in two spacing section 022 and depression side 024 exist
PIN inserting section 021 is arranged alternately on same side, wherein, raised side 023 is high relative to the protrusion on spacing section of 022 surface
Degree difference is 0.1mm, and depression side 024 is 0.05mm for spacing section of 022 depression in the surface difference in height.
The present invention also provides a kind of including shell and coil 03, and shell is above-mentioned network transformer shell, and coil 03 sets
Put in housing main body 01, coil 03 has the bonding wire termination for being welded with PIN 02, and bonding wire termination is welded on PIN 02
On.
The step of manufacturing process of whole network transformer only needs to injection, grafting and bonding wire can just complete, and reduce
Production process, simplifies production procedure, substantially increases production efficiency；Meanwhile, it is plugged rear otch end face direct plating tin, Bu Yaozai
Overall plating is gone, originally overall plating breaks disconnected unnecessary PIN, wastes copper material and plated material, completes outside network transformer
Shell production process reduces a lot；Copper material reduces more than 4 times, what the PIN of existing network transformer had been electroplated in advance, has inserted
Need end face barrel plating or wicking, energy saving；Hi-pot test is especially done performing network transformer, because of only row's PIN, no
Electric arc can be played as existing two rows PIN, the electrical safety performance of network transformer is improved；Common-mode signal subtracts because line is short
Weak, distribution capacity is accordingly reduced；In actual use, can first wound around coil bonding wire, clubfoot again after wicking welding, more
Easily automation.Because PIN 02 and PIN mounting hole 012 are interference fit, it is ensured that PIN 02 and housing main body 01 are installed
Fastness, be not in loosen and obscission during the use of network transformer shell, very reliably.
The manufacture method embodiment flow chart of inventive network transformer is referring to Fig. 8, a kind of manufacturer of network transformer
Method, comprises the following steps：
Step one, by the injection moulding of housing main body 01, form PIN mounting hole 012；
Step 2, on automatic needle inserting machine casing assembly will be formed in one end of PIN 02 insertion PIN mounting hole 012,
PIN 02 is 10N to 40N with the inserting pressure of PIN mounting hole 012；
Step 3, coil 03 is put into the casing assembly for having inserted, the bonding wire termination of coil 03 is wrapped in PIN 02
On, and it is tin plating at the winding of PIN 02 by way of immersed solder.
Inserted in PIN mounting hole 012 by by one end of PIN 02, the manufacturing process of whole network transformer is only needed
It is molded, grafting and can just completes the step of bonding wire, reduce production process, simplify production procedure, substantially increases life
Produce efficiency；Meanwhile, rear otch end face direct plating tin is plugged, overall plating should not be again gone, originally overall plating breaks disconnected unnecessary
PIN, wastes copper material and plated material, completes network transformer shell production process and reduces a lot.
In the description of the invention, it is to be understood that term " " center ", " length ", " width ", " on ", it is D score, " perpendicular
Directly ", the orientation or position relationship of the instruction such as " level ", " top ", " bottom ", " interior " are to be closed based on orientation shown in the drawings or position
System, is for only for ease of the description present invention and is described with simplified, must have rather than the device or element for indicating or imply meaning
Specific orientation, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.
In the present invention, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " fixation " etc.
Term should be interpreted broadly, for example, it may be fixedly connected, or be detachably connected, or integrally；It can be direct phase
Connect, it is also possible to be indirectly connected to by intermediary, can be that the connection or two interactions of element of two element internals are closed
System.For the ordinary skill in the art, above-mentioned term in the present invention specific can as the case may be understood
Implication.
In the present invention, unless otherwise clearly defined and limited, fisrt feature second feature it " on " or D score
The first and second feature directly contacts can be included, it is also possible to including the first and second features be not directly contact but by it
Between other characterisation contact.And, fisrt feature second feature " on ", " top " and " above " include that first is special
Levy directly over second feature and oblique upper, or be merely representative of fisrt feature level height higher than second feature.Fisrt feature exists
Second feature " under ", " lower section " and " below " include fisrt feature immediately below second feature and obliquely downward, or be merely representative of
Fisrt feature level height is less than second feature.
Network transformer shell of the invention, network transformer and its manufacture method are described in detail above, this
Specific case is applied in text to be set forth principle of the invention and implementation method.The explanation of above example is only intended to
Help understands core concept of the invention；Simultaneously for those of ordinary skill in the art, according to thought of the invention, in tool
Be will change in body implementation method and range of application, in sum, this specification content should not be construed as to the present invention
Limitation.
Claims (10)
1. a kind of network transformer shell, including the housing main body (01) being made by thermosetting fire proofing, the shell
Main body (01) is in the box-like of open at one end, it is characterised in that also including PIN (02), and the housing main body (01) is including shell
Side wall (011), the side wall of outer shell (011) is provided with PIN mounting hole (012) on the end face of open-mouth；The PIN
(02) one end is inserted in the PIN mounting hole (012), and the PIN (02) and the PIN mounting hole (012) were
It is full of cooperation.
2. network transformer shell according to claim 1, it is characterised in that the external diameter of the PIN (02) with it is described
The magnitude of interference of the minor diameter fit of PIN mounting hole (012) is 0.005mm to 0.02mm.
3. network transformer shell according to claim 1 and 2, it is characterised in that PIN (02) insertion is described
Part in PIN mounting hole (012) is PIN inserting section (021), and limited location section is set on the PIN inserting section (021)
(022), spacing section (022) with four sides, including protrude from two of PIN inserting section (021) side it is convex
Go out side (023) and be depressed in two depressions side (024) of PIN inserting section (021) side.
4. network transformer shell according to claim 3, it is characterised in that described two raised sides (023)
It is oppositely arranged, two depression sides (024) are oppositely arranged.
5. network transformer shell according to claim 4, it is characterised in that spacing section (022) is multiple, it is multiple
Spacing section (022) is alternate to be arranged on the PIN inserting section (021), the raised side in multiple spacing section (022)
(023) it is arranged alternately on PIN inserting section (021) same side with depression side (024).
6. network transformer shell according to claim 3, it is characterised in that the raised side (023) protrudes from institute
The protrusion height for stating the side of PIN inserting section (021) is 0.1mm to 0.2mm.
7. network transformer shell according to claim 6, it is characterised in that the depression side (024) is depressed in institute
The cup depth for stating the side of PIN inserting section (021) is 0.05mm to 0.1mm.
8. network transformer shell according to claim 4, it is characterised in that spacing section (022) and the PIN
Inserting section (021) is structure as a whole.
9. a kind of network transformer, including shell and coil (03), it is characterised in that the shell is that claim 1 to 8 is any
Network transformer shell described in, the coil (03) is arranged in the housing main body (01), and the coil (03) has
For the bonding wire termination welded with PIN (02), the bonding wire termination is welded in the PIN (02).
10. a kind of manufacture method of network transformer, it is characterised in that comprise the following steps：
Step one, by housing main body (01) injection moulding, form PIN mounting hole (012)；
Step 2, on automatic needle inserting machine one end of PIN (02) is inserted casing assembly is formed in PIN mounting hole (012),
The PIN (02) is 10N to 40N with the inserting pressure of the PIN mounting hole (012)；
Step 3, coil (03) is put into the casing assembly for having inserted, the bonding wire termination of coil (03) is wrapped in PIN (02)
On, and it is tin plating at the winding of PIN (02) by way of immersed solder.
Priority Applications (1)
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108305777A (en) * | 2018-05-09 | 2018-07-20 | 德阳帛汉电子有限公司 | A kind of network transformer line hanging mechanism |
| CN108766752A (en) * | 2018-08-09 | 2018-11-06 | 耒阳市亚湘电子科技有限公司 | A kind of network transformer breaks sheet devices |
| CN109326425A (en) * | 2018-10-15 | 2019-02-12 | 德阳致达精密电子有限公司 | A kind of network transformer and its manufacturing method |
| CN110148519A (en) * | 2019-06-03 | 2019-08-20 | 四川省正元包装印务有限责任公司 | A kind of network filter lead hand winding method |
| CN113035553A (en) * | 2021-03-26 | 2021-06-25 | 四川长虹电子部品有限公司 | Method for improving corrosion resistance and production efficiency of pin transformer |
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| CN205845671U (en) * | 2016-07-22 | 2016-12-28 | 深圳市一致精展塑胶制品有限公司 | Network transformer chip |
| CN206312698U (en) * | 2016-12-30 | 2017-07-07 | 广州经济技术开发区黄海精密模具有限公司 | A kind of network transformer shell and network transformer |
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| JPH09148140A (en) * | 1995-11-29 | 1997-06-06 | Tdk Corp | Surface mount transformer |
| CN204966760U (en) * | 2015-08-14 | 2016-01-13 | 重庆民生变压器有限责任公司 | Transformer terminal of highly reliable connection of sectional type boss interference |
| CN205845671U (en) * | 2016-07-22 | 2016-12-28 | 深圳市一致精展塑胶制品有限公司 | Network transformer chip |
| CN206312698U (en) * | 2016-12-30 | 2017-07-07 | 广州经济技术开发区黄海精密模具有限公司 | A kind of network transformer shell and network transformer |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108305777A (en) * | 2018-05-09 | 2018-07-20 | 德阳帛汉电子有限公司 | A kind of network transformer line hanging mechanism |
| CN108766752A (en) * | 2018-08-09 | 2018-11-06 | 耒阳市亚湘电子科技有限公司 | A kind of network transformer breaks sheet devices |
| CN109326425A (en) * | 2018-10-15 | 2019-02-12 | 德阳致达精密电子有限公司 | A kind of network transformer and its manufacturing method |
| CN109326425B (en) * | 2018-10-15 | 2024-05-14 | 德阳致达精密电子有限公司 | Network transformer and manufacturing method thereof |
| CN110148519A (en) * | 2019-06-03 | 2019-08-20 | 四川省正元包装印务有限责任公司 | A kind of network filter lead hand winding method |
| CN110148519B (en) * | 2019-06-03 | 2021-12-10 | 四川省正元包装印务有限责任公司 | Manual winding method for lead of network filter |
| CN113035553A (en) * | 2021-03-26 | 2021-06-25 | 四川长虹电子部品有限公司 | Method for improving corrosion resistance and production efficiency of pin transformer |
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|---|---|
| CN106783030B (en) | 2018-10-02 |
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