CN109545523A - The concealed transformer of connecting terminal and transformer connection method - Google Patents
The concealed transformer of connecting terminal and transformer connection method Download PDFInfo
- Publication number
- CN109545523A CN109545523A CN201811263297.5A CN201811263297A CN109545523A CN 109545523 A CN109545523 A CN 109545523A CN 201811263297 A CN201811263297 A CN 201811263297A CN 109545523 A CN109545523 A CN 109545523A
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- CN
- China
- Prior art keywords
- electric wire
- connecting terminal
- transformer
- pit
- wire insertion
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- 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.)
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Classifications
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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
- H01F27/28—Coils; Windings; Conductive connections
- H01F27/29—Terminals; Tapping arrangements for signal inductances
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Connector Housings Or Holding Contact Members (AREA)
Abstract
The present invention relates to a kind of concealed transformers of connecting terminal, connecting terminal including transformer case and positioned at transformer case upper end, the upper surface of the transformer case is equipped with pit, water-proof sunshade lid is removably stamped in the upper of the pit, the side of the transformer case is equipped with the electric wire insertion holes being connected to the pit, the connecting terminal is located in the pit, the connecting terminal includes copper threaded post, the conducting block being fixed in threaded post, it is set in threaded post and is located at the locking nut of conductive crushing block in the upper conductive crushing block above conducting block and the pushing being threaded in threaded post, the upper surface of the conducting block is lower than the downside of the electric wire insertion holes inner end.The present invention, which provides one kind, can effectively delay automatically form barb when aging speed and the wiring at connecting terminal and prevent wiring from pitching the concealed transformer of connecting terminal to fall off, solve the problems, such as that existing connecting terminal is exposed and be easy aging outside.
Description
Technical field
The present invention relates to transformer more particularly to a kind of concealed transformer of connecting terminal and transformer connection methods.
Background technique
Transformer (Transformer) is the device for changing alternating voltage using the principle of electromagnetic induction, main member
It is primary coil, secondary coil and iron core (magnetic core).Major function has: voltage transformation, impedance transformation, is isolated, is steady at current transformation
Press (magnetic saturation transformer) etc..Can be divided into, according to use: (electric furnace becomes, rectification becomes, power frequency examination for power transformer and special transformer
Test transformer, pressure regulator, mining change, audio-frequency transformer, intermediate-frequency transformer, high frequency transformer, impact transformer, instrument transformation
Device, electronic transformer, reactor, mutual inductor etc..Transformer is equipped with connecting terminal and is attached with power supply line to introduce and draw
It is electric out.The connecting terminal of existing transformer is exposed on the surface of the upper end of transformer case, therefore wet by the rain and burnt by the sun
It is fast that connecting terminal aging speed is easy to produce under effect.
Summary of the invention
The present invention, which provides one kind, can effectively delay automatically form down when aging speed and the wiring at connecting terminal
Hook and prevent wiring from pitching the concealed transformer of connecting terminal that falls off, solve that existing connecting terminal is exposed to be easy aging outside
The problem of.
Upper technical problem is solved through the following technical scheme: a kind of concealed transformer of connecting terminal, including transformation
Device shell and connecting terminal positioned at transformer case upper end, which is characterized in that the upper surface of the transformer case is equipped with recessed
Water-proof sunshade lid is removably stamped in hole, the upper of the pit, and the side of the transformer case is equipped with to be connected to the pit
Electric wire insertion holes, the connecting terminal is located in the pit, and the connecting terminal includes copper threaded post, is fixed in spiral shell
It conducting block on line column, the upper conductive crushing block for being set in threaded post and being located above conducting block and is threaded in threaded post
Pushing on conductive crushing block locking nut, the upper surface of the conducting block is lower than the downside of the electric wire insertion holes inner end
Face.By connecting terminal built in setting pit, water-proof sunshade lid is set on pit, it being capable of pair of wire connection terminals progress water-proof sunshade
And prevent aging.Electric wire is connected by wiring fork-join line and separately setting electric wire insertion holes introduce pit progress wiring, Neng Goufang
Only electric wire interference water-proof sunshade lid covers inconvenient when leading to sealing.Electric wire insertion holes setting is easy to intake and by sunlight in side surface part
It is shining into.The downside of the electric wire insertion holes inner end " upper surface of conducting block be lower than " can when locking electric wire electric wire from trend
It is lower bending and form gib head, thus overcome the problems, such as wiring fork carry out wiring be easy to be unplugged.
Preferably, the downside of the electric wire insertion holes inner end is equipped with rigid support block.Electricity when can pass through wiring
Line is formed by bending reliability when gib head.If the downside of electric wire insertion holes inner end be it is flexible if can not form gib head.
Preferably, the upper end of the pit is equipped with the flange for protruding from transformer case, the water-proof sunshade lid is complete
Cover the upper surface of the flange.Good water-proof effect.
Preferably, the water-proof sunshade lid is conductive structure, the upper surface of the water-proof sunshade lid is equipped with storage pit.Energy
Enough water outlet pair of wire connection terminals radiate.
Preferably, the storage pit is that water-proof sunshade lid is formed towards the pit sunken inside.It is compact-sized.Waterproof
Sunshield is more not easy to fall off.
Preferably, sealing is equipped with the electric wire being set in wire insertion hole in the outer end of the electric wire insertion holes
On waterproof grommet.Further increase the water-proof sunshade effect of pair of wire connection terminals.
Preferably, the high outer end low land inclination in the electric wire insertion holes inner end, the end face of the electric wire insertion holes inner end and
Tip is formed between the downside of inner end.Not only good water-proof effect, and enable wiring when conducting wire more reliably and effectively
Form gib head.
Preferably, the high outer end low land inclination in the electric wire insertion holes inner end, the end face of the electric wire insertion holes inner end and
Tip is formed between the downside of inner end, sealing, which is equipped with, in the outer end of the electric wire insertion holes is set in positioned at wire insertion hole
Waterproof grommet on interior electric wire.During wiring forms gib head, the outer end of electric wire upwarps and squeezes sealing ring, so that
Sealing ring is more reliable to the sealing on the upside of electric wire between electric wire insertion holes, and be easy to produce upside that leak is electric wire and
Part between electric wire insertion holes.It has been that can be automatically performed during wiring to the place for needing more reliably to seal
Carry out more structurally sound sealing.
Invention also improves a kind of transformer connection methods, which is characterized in that the first step, the electric wire that will be equipped with wiring fork
Wiring fork be inserted into pit to wiring vent between conducting block and conductive crushing block through electric wire insertion holes and wiring fork fork
In threaded post；Second step, rotation lock nut go the decline of driving electric extrusion block so that conductive crushing block cooperation is conductive
Block clamps wiring fork, under conductive crushing block during compression bonded line fork under the inhibition of electric wire insertion holes inner end lower wall
Electric wire inner end bends downward and forms gib head, and elbow plays the role of hindering electric wire plug from wire insertion hole；Third step,
Water-proof sunshade lid is covered on pit, so that pair of wire connection terminals carries out water-proof sunshade and delays the aging speed of connecting terminal.
The present invention have an advantage that can pair of wire connection terminals carry out effective protection and delaying aging；It can be in wiring
It automatically forms gib head and prevents from falling off by generating when wiring fork-join line.
Detailed description of the invention
Fig. 1 is the schematic diagram of the concealed transformer of connecting terminal in the present invention.
In figure: transformer case 1, pit 11, flange 12, water-proof sunshade lid 3, storage pit 31, connecting terminal 2, threaded post
21, conducting block 22, upper conductive crushing block 23, locking nut 24, electric wire insertion holes 4, tip 41, rigid support block 42, anti-watertight
61, gib head 62 are pitched in seal 5, electric wire 6, wiring.
Specific embodiment
The present invention will be further described below with reference to the accompanying drawings and embodiments.
Referring to Fig. 1, a kind of concealed transformer of connecting terminal, including transformer case 1 and be located at transformer case upper end
Connecting terminal 2.The upper surface of transformer case is equipped with pit 11.Water-proof sunshade lid 3 is removably stamped in the upper of pit.Pit
Upper end be equipped with and protrude from the flange 12 of transformer case.Water-proof sunshade lid covers all the upper surface of flange.Water-proof sunshade
Lid is conductive structure.The upper surface of water-proof sunshade lid is equipped with storage pit 31.Storage pit is water-proof sunshade lid towards pit sunken inside
And it is formed.Connecting terminal 2 is located in pit.Connecting terminal includes copper threaded post 21, the conducting block being fixed in threaded post
22, it is set in threaded post and is located in the upper conductive crushing block 23 above conducting block and the pushing being threaded in threaded post and lead
The locking nut 24 of electric crushing block.The side of transformer case is equipped with the electric wire insertion holes 4 being connected to pit.In electric wire insertion holes
High outer end low land is held to tilt.Tip 41 is formed between the end face of electric wire insertion holes inner end and the downside of inner end.Electric wire insertion holes
The downside of inner end is equipped with rigid support block 42.Tip 41 is a part of rigid support block.The upper surface of conducting block is lower than
The downside of electric wire insertion holes inner end.
The method that wiring is carried out to the concealed transformer of connecting terminal of the invention are as follows: the first step, by 5 sets of waterproof grommet
Wiring fork 61 is linked together with electric wire again after being set on electric wire 6.Wiring is pitched and is inserted into pit 11 through electric wire insertion holes 4
To wiring vent between conducting block 22 and conductive crushing block 23 and wiring fork fork is in threaded post 21.Wear colour of skin sealing ring
Electric wire and electric wire insertion holes are sealed connected together in the outer end of electric wire insertion holes.Second step, rotation lock nut 24
The decline of driving electric extrusion block is gone so that conductive crushing block cooperation conducting block clamps wiring fork, is crimped under conductive crushing block
Electric wire inner end bends downward and forms hook under electric wire insertion holes inner end lower wall, that is, tip inhibition during line fork
First 62, elbow plays the role of hindering electric wire plug from wire insertion hole；Third step covers water-proof sunshade lid 3 on pit,
Delay the aging speed of connecting terminal to pair of wire connection terminals progress water-proof sunshade.Rain when rainwater storage in storage pit and
Pair of wire connection terminals radiates.
Claims (9)
1. a kind of concealed transformer of connecting terminal, the connecting terminal including transformer case and positioned at transformer case upper end,
It is characterized in that, the upper surface of the transformer case is equipped with pit, water-proof sunshade lid is removably stamped in the upper of the pit,
The side of the transformer case is equipped with the electric wire insertion holes being connected to the pit, and the connecting terminal is located at the pit
Interior, the connecting terminal includes copper threaded post, the conducting block being fixed in threaded post, is set in threaded post and is located at conduction
Upper conductive crushing block above block and the locking nut for being threaded in conductive crushing block in the pushing in threaded post, the conduction
The upper surface of block is lower than the downside of the electric wire insertion holes inner end.
2. the concealed transformer of connecting terminal according to claim 1, which is characterized in that the electric wire insertion holes inner end
Downside is equipped with rigid support block.
3. the concealed transformer of connecting terminal according to claim 1, which is characterized in that the upper end of the pit is equipped with prominent
For the flange of transformer case, the water-proof sunshade lid covers all the upper surface of the flange.
4. the concealed transformer of connecting terminal according to claim 3, which is characterized in that the water-proof sunshade lid is thermally conductive
The upper surface of structure, the water-proof sunshade lid is equipped with storage pit.
5. the concealed transformer of connecting terminal according to claim 4, which is characterized in that the storage pit is water-proof sunshade
Lid is formed towards the pit sunken inside.
6. the concealed transformer of connecting terminal according to claim 1, which is characterized in that the outer end of the electric wire insertion holes
It is interior to seal the waterproof grommet being equipped on the electric wire being set in wire insertion hole.
7. the concealed transformer of connecting terminal according to claim 1, which is characterized in that the electric wire insertion holes inner end is high
The inclination of outer end low land, forms tip between the end face of the electric wire insertion holes inner end and the downside of inner end.
8. the concealed transformer of connecting terminal according to claim 1, which is characterized in that the electric wire insertion holes inner end is high
Low land inclination in outer end forms tip, the electric wire insertion between the end face of the electric wire insertion holes inner end and the downside of inner end
The waterproof grommet being equipped on the electric wire being set in wire insertion hole is sealed in the outer end in hole.
9. a kind of transformer connection method suitable for the concealed transformer of connecting terminal described in claim 1, feature exist
In the wiring fork for being equipped with the electric wire of wiring fork is inserted into pit to wiring vent through electric wire insertion holes in conduction by the first step
Between block and conductive crushing block and wiring fork fork is in threaded post；Second step, rotation lock nut are gone under driving electric extrusion block
Drop is so that conductive crushing block cooperation conducting block clamps wiring fork, in electric wire during compression bonded line fork under conductive crushing block
The electric wire inner end under the inhibition for holding lower wall that inserts in the hole bends downward and forms gib head, and elbow, which plays, hinders electric wire from conducting wire
Insert in the hole the effect of plug；Third step covers water-proof sunshade lid on pit, thus pair of wire connection terminals carry out water-proof sunshade and
Delay the aging speed of connecting terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811263297.5A CN109545523A (en) | 2018-10-28 | 2018-10-28 | The concealed transformer of connecting terminal and transformer connection method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811263297.5A CN109545523A (en) | 2018-10-28 | 2018-10-28 | The concealed transformer of connecting terminal and transformer connection method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109545523A true CN109545523A (en) | 2019-03-29 |
Family
ID=65845134
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811263297.5A Withdrawn CN109545523A (en) | 2018-10-28 | 2018-10-28 | The concealed transformer of connecting terminal and transformer connection method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109545523A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111145992A (en) * | 2020-01-02 | 2020-05-12 | 蔡燕旋 | Power transformer outgoing line lead insulation assembly |
-
2018
- 2018-10-28 CN CN201811263297.5A patent/CN109545523A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111145992A (en) * | 2020-01-02 | 2020-05-12 | 蔡燕旋 | Power transformer outgoing line lead insulation assembly |
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| 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 | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20190329 |
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| WW01 | Invention patent application withdrawn after publication |