CN109301567A - Connecting terminal and the connection structure and method of enameled wire, coil block and motor - Google Patents
Connecting terminal and the connection structure and method of enameled wire, coil block and motor Download PDFInfo
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- CN109301567A CN109301567A CN201811102097.1A CN201811102097A CN109301567A CN 109301567 A CN109301567 A CN 109301567A CN 201811102097 A CN201811102097 A CN 201811102097A CN 109301567 A CN109301567 A CN 109301567A
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- China
- Prior art keywords
- enameled wire
- binding post
- connecting terminal
- terminals
- butt
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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
- 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
-
- 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
- H01R43/02—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for soldered or welded connections
-
- 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
- H01R43/02—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for soldered or welded connections
- H01R43/0263—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for soldered or welded connections for positioning or holding parts during soldering or welding process
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Connections Effected By Soldering, Adhesion, Or Permanent Deformation (AREA)
Abstract
The present invention provides a kind of connecting terminal, itself and the connection structure and method of enameled wire, coil block and motor.Connecting terminal of the invention, including connecting terminal ontology；The binding post connecting with for the terminals with enameled wire, the binding post are fixed on the connecting terminal ontology, including first surface, and the first groove opened up downwards by the first surface.The connection structure of connecting terminal and enameled wire includes enameled wire and connecting terminal, the terminals of the enameled wire are placed on first groove, fixing terminal crimps and fixes the terminals and the binding post of the enameled wire, and the terminals of the enameled wire are connect with the fixing terminal, the binding post butt-joint.The present invention makes enameled wire in the placement of binding post and fixes more convenient secured and carried out advantageous protection to enameled wire, is not easy to cause enameled wire to damage because of external force；The butt-joint for realizing enameled wire and binding post connects, and keeps the coat of paint removal length of enameled wire controllable, the service life of extension coil component or motor.
Description
Technical field
The invention belongs to wiring and its connection area more particularly to a kind of connecting terminal and its with the connection knot of enameled wire
Structure and connection method, coil block and motor.
Background technique
Enameled wire used in motor can be copper wire or aluminum steel, and aluminum steel is applied to by 1970s existing research
Motor.Either copper enameled wire or aluminium enamel-covered wire, the connection between existing enameled wire and connecting terminal mainly use soldering side
Formula.Soldering mode needs first to remove enameled wire coat of paint with liquid tin, and specific method is that enameled wire the end of a thread was first immersed high temperature by it
Tin furnace melts the enameled wire on surface, and in order to fix enameled wire, the binding post of connecting terminal is cylindrical, and enameled wire generally uses
The mode of winding is fixed on binding post.However, on the one hand, this connecting terminal makes the fixation (winding) of enameled wire need to consume
Take more artificial investment, and fixed enameled wire is still easily loosened and fallen off；On the other hand, the enameled wire being raised in outside binding post
It is easy to be pulled off or damage under external force, causes product bad and then cause motor failure.
Summary of the invention
It, the shortcomings that overcoming existing connecting terminal, can the object of the present invention is to provide a kind of connecting terminal based on this
Make enameled wire in the placement of binding post and fixed more convenient secured, the artificial investment of reduction, and since enameled wire is incorporated in first
In groove, advantageous protection has been carried out to enameled wire, has been not easy to lead to the damage of enameled wire because of external force (such as injection pressure etc.).
The technical solution adopted by the present invention is as follows:
A kind of connecting terminal characterized by comprising connecting terminal ontology；It is connect with for the terminals with enameled wire
Binding post, the binding post is fixed on the connecting terminal ontology, including first surface, and is opened downwards by the first surface
If the first groove, first groove include two sides and a bottom surface.Due to the setting of the first groove, the wiring of enameled wire
End can be filled in wherein, is preferably protected, is not easy to be damaged because of external force；In addition, the structure is suitable for enamel-cover
The butt-joint of line and binding post is fixed, and is also not easy to loosen once butt-joint fixation.
Further, the angle between the bottom surface and the first surface of first groove is 0-20 °.The angle makes
The bottom surface of first groove compared with first surface, be a flat surface or for an inclined-plane and gradient it is smaller.If subsequent need to enamel-cover
Line carries out crimping or butt-joint, enameled wire and the contact of the first groove floor can be made closer, and enameled wire can be prevented in terminals
Excessive deformation is depressed on son and causes strength reduction excessive, and better protective effect is played to conducting wire.
Further, the bottom surface of first groove is oblique relative to the first surface.Further limit
Angle is not zero between one groove floor and first surface, the first groove with certain gradient, if enameled wire is subsequent
It may be stamped or compression when butt-joint, it is ensured that the precompressed section height of enameled wire changes linearly, and gradually transition, the angle can protect
So that it is not pressed down while demonstrate,proving the precompressed amount of enameled wire, and ensures its intensity.
Further, the binding post further includes the end of a thread winding post positioned at top.In use, the terminals of enameled wire are logical
The first groove of binding post is crossed, then can be wound in the end of a thread winding post fixed.
As an implementation, the enameled wire is aluminium enamel-covered wire.Since aluminium enamel-covered wire takes off except being more vulnerable to after coat of paint
Air corrosion, aluminium enamel-covered wire is more when practical application.
Further, the connecting terminal, which is characterized in that further include that one can crimp and be fixed on consolidating for the binding post
Fixed end.In some embodiments, fixing terminal can be single stamping parts, be connect by that can wrap up and be fixed on after punching press
Terminal；In other embodiments, fixing terminal can also be a component for being fixed on the binding post in itself, part
It is fixed with binding post, it partially can be by being fixed on binding post after punching press.
As an implementation, the fixing terminal includes pressure contact portion and fixed part interconnected, the fixed part
Be fixed on the binding post, the pressure contact portion compression-joint cover together in the first surface of the binding post on.In the embodiment, Gu
Fixed end is a component for being fixed on the binding post in itself, and compression-joint cover is together in the first of binding post after pressure contact portion is stamped
Surface.
As another embodiment, the section of fixing terminal is in U-shape or semi-circular.In the embodiment, fixing terminal
It is independent stamping parts, realizes and wrapped in binding post after stamped, three surfaces of binding post may be wrapped up, be the first table
Face and side positioned at first surface two sides, it is also possible to which four surfaces for wrapping up binding post, further include bottom surface.
Preferably, the medial surface of the fixing terminal is equipped with multiple dentalations.It can be better protected from enameled wire pine in this way
It is de-.
The present invention also provides the connection structures of a kind of connecting terminal and enameled wire, which is characterized in that including enameled wire and upper
The connecting terminal stated, enameled wire include a terminals, the terminals of the enameled wire be placed on first groove and with it is described
Binding post butt-joint is connected and fixed.
When removing coat of paint by soldering mode due to the motor enamel-covered wire of the prior art, need first to remove enamel-cover with liquid tin
Enameled wire the end of a thread is first crossed high temperature tin furnace by line coat of paint, melts the enameled wire on surface, and the length that paint is moved back in soldering leans on experience completely,
This process is difficult to accurately control the time of the length of coating removal section and coating removal process, so that coating removal segment length may too long or mistake
It is short.If coating removal segment length is too long, it is exposed in air to may cause enameled wire coating removal section, is oxidized easily, along with humidity
Air in contain acid and alkali substance, easily corrode enameled wire and its pad, and then lead to motor initial failure；If coating removal
Segment length is too short, then it is insufficient to may cause open circuit or connecting terminal and aluminum steel contact area between enameled wire and connecting terminal
It will lead to poor contact or contact resistance be big, equally cause motor failure.Moreover, for particularly with aluminium enamel-covered wire, due to
Aluminium is not easy tin, usually also scaling powder can be added during soldering to assist, scaling powder itself has corrosivity, therefore tin
The shortcomings that weldering mode is brought has: first is that soldering terminates to need to increase flux cleaning process, second is that if scaling powder has residual meeting
The service life of motor is influenced, third is that soldering process is difficult to realize automate because aluminum steel is softer, is needed in manufacturing process a large amount of
Artificial investment.
The connection structure of connecting terminal and enameled wire of the invention, the connecting terminal based on specific structure realize enamel-cover
The butt-joint of line and binding post connects, and overcomes the shortcomings that above-mentioned conventional soldering process is brought；And the coat of paint of enameled wire is removed
Length is controllable, and air is preferably minimized the likelihood of corrosion for going coat of paint section, and extending indirectly includes connecting terminal and enameled wire
The coil block of connection structure or the service life of motor.
The present invention also provides the connection structures of a kind of connecting terminal and enameled wire, which is characterized in that including enameled wire and upper
State the connecting terminal including fixing terminal, the enameled wire includes a terminals, and the terminals of the enameled wire are placed in described the
On one groove, the fixing terminal crimps and fixes the terminals and the binding post of the enameled wire, and the enameled wire connects
Line end is connect with the fixing terminal, the binding post butt-joint.
Connecting terminal of the invention is same as the connection structure of enameled wire to realize enameled wire and the butt-joint of binding post is fixed,
Since binding post has specific structure, enameled wire has just been initially positioned in the first groove, and the terminals of enameled wire are by downward
Pressure, due to itself elasticity, the terminals of enameled wire are fixed terminal compression, the bottom surface with fixing terminal and the first groove
Between contact it is close, while width of the enameled wire in the first groove will increase the side for making its two sides that may contact the first groove
Face, the terminals of final enameled wire are filled in fixing terminal and the first groove of binding post is formed by through-hole.For first
Groove is preferably obliquely installed, can prevent fixing terminal by enameled wire press excessive deformation and cause strength reduction excessive, guarantee
The precompressed section height of enameled wire changes linearly, gradually transition, it is ensured that conducting wire is not pressed down or the mutation of shape, eliminates simultaneously
It is subsequent to break hidden danger.
Further, the fixing terminal is fixed with the terminals of the enameled wire and the binding post by punching press, paint
The precompressed amount of the terminals of envelope curve is not more than 80%.It is solid in enameled wire and binding post butt-joint by the fixing terminal that punching press is fixed
After fixed, since butt-joint technique will not remove enameled wire in fixing terminal with the coat of paint of outer portion, having removed the peel in fixing terminal
Enameled wire is in close contact in the first groove of butt-joint process and fixing terminal and binding post, forms a confined space, butt-joint portion
Position is difficult to contact with air, protects it from air oxidation or corrosion.The precompressed amount of enameled wire is not more than 80% certifiable conducting wire
With enough intensity.
Further, the connection structure of the connecting terminal and enameled wire, it is characterised in that: it further include insulation division, institute
State the butt-joint position that insulation division covering seals at least described enameled wire.For the connecting terminal including fixing terminal, insulation division can
It is filled on the outside of the enameled wire in the through-hole of fixing terminal and the formation of the first groove, which, which can pass through, is added dropwise insulated paint shape
At can also be formed by integrally immersing in insulated paint the connection structure of connecting terminal and enameled wire, playing ensures butt-joint position
Not oxidized or corrosion effect.
Further, the connection structure of the connecting terminal and enameled wire, it is characterised in that: it further include heat-shrink tube, institute
The outer wall that shrinkable sleeve is set to the binding post is stated, or is sheathed on the outer wall of the binding post and the fixing terminal.Heat-shrink tube
Application to further protect.
The present invention also provides a kind of connection methods of the connection structure of connecting terminal and enameled wire, it is characterised in that including such as
Lower step:
S1: the terminals of enameled wire are passed through to and are placed in the first groove of the binding post；
S3: terminals and the binding post to the enameled wire carry out butt-joint, take off the coat of paint of the terminals of enameled wire
It removes, terminals and the binding post of enameled wire are connected and fixed, and obtain the connection structure of connecting terminal and enameled wire.
The present invention also provides the connection methods of the connection structure of another connecting terminal and enameled wire, it is characterised in that including
Following steps:
S1: the terminals of enameled wire are passed through to and are placed in the first groove of the binding post；
S2: punching press is carried out to fixing terminal, is allowed to wrap the terminals of the enameled wire and the binding post, and make
The terminals of enameled wire are contacted with the bottom surface of fixing terminal and the first groove respectively；
S3: terminals and the binding post to the fixing terminal, enameled wire carry out butt-joint, make the terminals of enameled wire
Coat of paint take off and remove, terminals and binding post, the fixing terminal of enameled wire are connected and fixed, and obtain the connection of connecting terminal and enameled wire
Structure.
Further, S3 comprising the following specific steps
S31: it will be put between the positive and negative electrode of butt-welding machine to butt-joint structure；
S32: setting butt-joint electric current and butt-joint time, start butt-welding machine, positive and negative electrode movement is allowed to compress to butt-joint knot
Structure, wherein an electrode at the top of butt-joint structure with to contact, another electrode is contacted with the bottom to butt-joint structure；Then starting is put
Electric process, positive and negative electrode conducting make the coat of paint of the terminals of enameled wire it is molten go to take off remove, the terminals of enameled wire are connect with binding post
It is fixed, or be connected and fixed with binding post and fixing terminal.
Further, butt-joint electric current is 1000-5000A in the S32, and the butt-joint time is no more than 100ms.Control butt-joint
Time, can not damage wires within 100ms；Butt-joint process generates the high temperature of moment because of high current, makes and fixing terminal and connects
The coat of paint of the part enameled wire of terminal contact melts removal, reaches conducting purpose.For with fixing terminal to butt-joint knot
Structure, the process will not remove enameled wire in fixing terminal with the coat of paint of outer portion, the enameled wire removed the peel in fixing terminal with
Fixing terminal, the first groove floor closely connect, and can effectively reduce contact of the air with conducting wire.In order to reinforce to butt-joint position
Protection subsequent dropwise addition insulated paint and can heat the draw and be protected.
Further, make the precompressed amount of the terminals of enameled wire no more than 80% in the S2.S2 is to fixing terminal punching press
When, automatic terminal machine can be used, fixing terminal is packed tightly with binding post after punching press, and fixing terminal presses the first surface of binding post,
Enameled wire is contacted with fixing terminal, binding post, and has certain precompressed amount, and precompressed amount has foot no more than 80% certifiable conducting wire
Enough intensity.
Preferably, the connection method of the connection structure of the connecting terminal and enameled wire, it is characterised in that: further include
S4: it is allowed to seal to the butt-joint position of enameled wire coating insulated paint.The step is allowed to and air for protection to butt-joint position
Isolation.
Further, the connection method of the connection structure of the connecting terminal and enameled wire, it is characterised in that: further include
S5: heat-shrink tube is arranged in the outer wall or binding post of binding post and the outer wall of fixing terminal.Preferably, pyrocondensation bottom of the tube is lower than solid
The sub- bottom 0-4mm in fixed end, can prevent using or transportational process in the end of a thread loosen or break.
The present invention also provides a kind of coil blocks characterized by comprising coil rack and the connecting terminal and paint
The connection structure of envelope curve, the connecting terminal are fixed on the coil rack, and enameled wire is wound in the coil rack and forms line
Circle, the terminals butt-joint of enameled wire are fixed in the first groove of the binding post.
Preferably, the coil rack includes a leading part, offers a wire lead slot, the wire lead slot on the leading part
Identical as the opening direction of first groove, the wire lead slot is located at the underface of first groove and groove center line is mutual
Alignment.This is provided with the terminals beneficial to enameled wire and enter precisely intos into the first groove.Especially drain the wiring of pump motor
Terminal is smaller, and the width of the first groove only has grade, and very careful, people is needed when manually penetrating the terminals of enameled wire
Power consumption is big, and by the setting of wire lead slot, so that the tail end of enameled wire is introduced into the wire lead slot for being easily caught in enameled wire, then take advantage of a situation
It is directly entered the first groove, artificial carefully alignment is not needed, production efficiency can be improved.
As an implementation, the wire lead slot is V-shaped.Wire lead slot is V-shaped, and outer end opening is big, keeps enameled wire easy
Into, interior end opening is small, and it is suitable with the opening width of the first groove, and the first groove is set on wire lead slot, need to only be pulled up
The terminals of enameled wire can be made to be directly placed into the first groove.
Further, the coil block, it is characterised in that: further include plastic packaging layer, the plastic packaging layer is wrapped in described
The outer layer of coil rack, coil and binding post.The plastic packaging layer serves to coil block protection, on the one hand can to butt-joint position into
Capable protection, is allowed to that further waterproof action on the other hand can be played, such as have the motor of waterproof requirement with air exclusion, can incite somebody to action
The coil block plastic packaging is in sealed environment.
The present invention also provides a kind of motors, it is characterised in that: including the coil block.
The beneficial effects of the present invention are:
(1) connecting terminal of the invention, specific structure can make enameled wire more convenient in the placement of binding post and fixation
Securely, artificial investment is reduced, and since enameled wire is incorporated in the first groove, advantageous protection has been carried out to enameled wire, no
Easily lead to the damage of enameled wire because of external force；
(2) connecting terminal of the invention and its connection structure with enameled wire use butt-joint mode and connect with enameled wire,
On the one hand overcome the shortcomings that soldering mode is brought, keep the coating removal segment length of enameled wire controllable, improve product consistency and
Production efficiency, and coating removal section consistent in length be without exposure in air, can extending product service life, on the other hand, first
The design of groove, makes that the terminals of enameled wire are finally filled in fixing terminal and the first groove of binding post is formed by through-hole
In, or be filled in the first groove, as the preferred inclined design in bottom surface, make binding post and paint of the fixing terminal by connecting terminal
After envelope curve crimping is fixed, the terminals of enameled wire will not cause strength reduction (particularly with material because being depressed into excessive deformation
Softer aluminum steel), preferable protective effect is played to conducting wire；
(3) connection method of the connection structure of connecting terminal and enameled wire of the present invention, high production efficiency, the technique pass through height
The enameled wire that warm arc-melting is contacted with fixing terminal, coat of paint fusing degree can be controlled by electric current and time parameter, because
The process is instantaneous high-temperature, and (if being free of fixing terminal, be heated heat affected zone shadow in fixing terminal package range
Region is rung in butt-joint electrode institute coverage area), it is wrapped in the through-hole of fixing terminal and the formation of the first groove and coat of paint is gone to lead
Line has completely cut off air, further can also reach further guarantor by the enhancing safeguard measure such as drop insulated paint and set heat-shrink tube
Shield.Compared with traditional soldering process, connection method of the present invention moves back the scope control of paint within the scope of fixing terminal or butt-joint is electric
, it can be achieved that protection to conducting wire, is easier to automation control, reduces manual operation, be without the use of scaling powder, subtract in the coverage area of pole
Few remaining processing sequences, and further protect the safety of product；
(4) connecting terminal of the invention and its connection structure with enameled wire, can be applied to various coil blocks and including
In a variety of electric appliances including motor.
Detailed description of the invention
Fig. 1 is the side schematic view of the connecting terminal of embodiment 1；
Fig. 2 is the cross-sectional view of the connecting terminal of embodiment 1；
Fig. 3 is the stereoscopic schematic diagram of the connecting terminal of embodiment 1；
Fig. 4 is the connecting terminal of embodiment 4 and the connection structure stereoscopic schematic diagram of enameled wire；
Fig. 5 is the stereoscopic schematic diagram of fixing terminal in embodiment 4；
Fig. 6 is the stereoscopic schematic diagram of fixing terminal in an embodiment；
Fig. 7 is the stereoscopic schematic diagram of fixing terminal in another embodiment；
Fig. 8 be embodiment 9 connecting terminal and enameled wire connection structure original state when stereoscopic schematic diagram；
Fig. 9 is the stereoscopic schematic diagram after the connection structure punch forming of the connecting terminal and enameled wire of embodiment 9；
Figure 10 be embodiment 8 or 9 middle connecting terminals and enameled wire connection structure butt-joint before two electrode of butt-welding machine it is opposite
Location status schematic diagram；
Figure 11 is two electrode of butt-welding machine during the connection structure butt-joint of embodiment 8 or 9 middle connecting terminals and enameled wire
Relative position status diagram；
Figure 12 is stereoscopic schematic diagram of the 11 middle line coil assembly of embodiment before fixing terminal punching press；
Figure 13 is stereoscopic schematic diagram of the 11 middle line coil assembly of embodiment after fixing terminal punching press and Jing Guo butt-joint；
Figure 14 is 11 middle line ring framework schematic diagram of embodiment；
Figure 15 is the coil block stereoscopic schematic diagram of embodiment 12；
Figure 16 is the draining pump motor schematic diagram of embodiment 13；
Wherein: 1- connecting terminal, 11- connecting terminal ontology, 12- binding post, 121- first surface, the first groove of 122-,
The bottom surface 1221-, the side 1222-, 123- the end of a thread winding post, 13- fixing terminal, 131- dentalation, 132- pressure contact portion, 133- are solid
Determine portion, 2- enameled wire, 21- terminals, A- insulated paint dropwise addition position, 4- coil rack, 41- leading part, 411- wire lead slot, 5- modeling
Sealing, 61- top electrode, electrode under 62-, 7- coil block, 8- stator core, the 91- pump housing, 92- pump cover.
Specific embodiment
Following embodiment is all with the connection structure for draining the connecting terminal in pump motor, connecting terminal and enameled wire and its company
For connecing method, but and it is not limited to the application in draining pump motor.
Embodiment 1
Fig. 1~3 are please referred to, are the structural schematic diagram of connecting terminal of the invention.
The connecting terminal 1 of the present embodiment, including connecting terminal ontology 11 and binding post 12.Binding post 12 is used for and enameled wire
Terminals connection, binding post 12 is fixed on connecting terminal ontology 11, including first surface 121, the first groove 122 and the end of a thread twine
Around column 123.First groove 122 is opened up downwards by first surface 121 and is formed, including two sides 1222 and a bottom surface 1221.This
In embodiment, the angle theta between the bottom surface 1221 and first surface 121 of the first groove is 15 °, in other embodiments, the angle theta
Within the scope of preferably 0-20 °, i.e. the bottom surface 1221 of the first groove both can be in parastate with first surface 121, be also possible to
It is inclined.Enameled wire is aluminium enamel-covered wire in the present embodiment, can also use traditional copper enameled wire in other embodiments.Other realities
It applies in example, binding post 12 can not also include the end of a thread winding post 123.
Embodiment 2
Please refer to Fig. 4~5, the connecting terminal 1 of the present embodiment, including connecting terminal ontology 11, binding post 12 and fixing end
Son 13, binding post 12 do not include the end of a thread winding post 123, the other components and shape of binding post 12, terminal body 11 and are connect
The structural relation of terminal 12 is with embodiment 1, and angle theta is 20 ° in the present embodiment.
In the present embodiment, the section of fixing terminal 13 is in U-shape, and its medial surface is equipped with multiple dentalations 131, to play
The effect that enameled wire loosens is further prevented, in other embodiments, the dentalation 131 can not also be set.When original state, Gu
Fixed end son 13 with binding post 12 be it is disconnected from each other and independent, can through the stamping process by 13 punching press of fixing terminal extremely with binding post 12
It is fixed, and it is wrapped in three outer surfaces of binding post, the side including the first surface and first surface two sides.
In other embodiments, the section of fixing terminal 13 can also be in semi-circular, as shown in fig. 6, or section is totally in U
Shape, the U-shaped fixing terminal 13 include two free ends, and the length of two free ends differs, as shown in Figure 7.
Embodiment 3
Fig. 8~9 are please referred to, the connecting terminal 1 of the present embodiment includes connecting terminal ontology 11, binding post 12 and fixing terminal
13.The structural relation of the shape and structure of binding post 12, terminal body 11 and binding post 12 is the same as embodiment 1, this reality in the present embodiment
Applying angle theta in example is 10 °.
In the present embodiment, fixing terminal 13 is fixed on binding post 12, including pressure contact portion interconnected 132 and fixed part
133, fixing terminal 13 is fixed on the side wall of binding post 12 by fixed part 133, and pressure contact portion 132 can be by compression-joint cover together in wiring
The first surface 121 of column 12.When the original state of the fixing terminal 13, as shown in figure 8, fixed part 133 and binding post 12 are fixed,
Pressure contact portion 132 is located at 12 top of binding post and does not contact with binding post 12；After pressure contact portion 132 is stamped, as shown in figure 9, pressure contact portion
First surface 121 of 132 compression-joint covers together in binding post 12.
Embodiment 4
As shown in Figures 4 and 5, the connection structure of the connecting terminal of the present embodiment and enameled wire, including connecting terminal 1 and enamel-cover
Line 2.The structure of connecting terminal 1 includes a terminals 21 with embodiment 2, enameled wire 2, and 21 enameled wire of terminals of enameled wire connects
Line end 21 is placed on the first groove 122, and fixing terminal crimps and fixes the terminals 21 and binding post of enameled wire, and enameled wire connects
Line end 21 is connect with fixing terminal 13, binding post butt-joint, and the precompressed amount of the terminals of enameled wire is not more than 80%.
Embodiment 5
The connecting terminal of the present embodiment and the connection structure of enameled wire, on the basis of embodiment 4, further include insulation division and
Heat-shrink tube.Insulation division is filled in the through-hole that fixing terminal 13 and the first groove 122 are formed, enameled wire and fixing terminal and enamel-cover
Between line and binding post, at least covers the butt-joint position of enameled wire 2 and be allowed to seal.Shrinkable sleeve is set to fixing terminal 13 and connects
The outer wall of terminal.
Embodiment 6
As shown in Fig. 8~9, the connecting terminal of the present embodiment and the connection structure of enameled wire, including connecting terminal 1 and enamel-cover
Line 2.The structure of connecting terminal 1 includes a terminals 21 with embodiment 3, enameled wire 2, and 21 enameled wire of terminals of enameled wire connects
Line end 21 is placed on the first groove 122, and fixing terminal crimps and fix the terminals 21 and binding post 12 of enameled wire, enameled wire
Terminals 21 are connect with fixing terminal 13, binding post butt-joint, and the precompressed amount of the terminals of enameled wire is not more than 80%.In other realities
Apply in example, can also similar embodiment 5, further include insulation division, or not only include insulation division but also included heat-shrink tube.
Embodiment 7
The connecting terminal of the present embodiment and the connection structure (not shown) of enameled wire, including enameled wire and connecting terminal, connect
The structure of line terminals is with embodiment 1, and enameled wire includes a terminals, and the terminals of enameled wire are placed on the first groove and and wiring
Column butt-joint is connected and fixed.
Embodiment 8
The connecting terminal of the present embodiment and the connection structure of enameled wire including connecting terminal of the invention, enameled wire and are consolidated
Fixed end, fixing terminal, which can crimp, to be fixed on the binding post and is wrapped at least two outer surfaces of binding post, and described two
A outer surface includes the first surface.In the present embodiment, binding post includes the end of a thread winding post.
The connection method of the connection structure of the connecting terminal and enameled wire, comprising the following steps:
The terminals of enameled wire: being passed through and is placed in the first groove of binding post by S1, and end is wrapped in the end of a thread winding
Fixed function is played on column；
S2: carrying out punching press to fixing terminal with automatic terminal machine, be allowed to wrap the terminals of enameled wire and binding post,
It contacts the terminals of enameled wire with the bottom surface of fixing terminal and the first groove respectively, and makes the precompressed amount of the terminals of enameled wire
No more than 80%；
S3: terminals and binding post to fixing terminal, enameled wire carry out butt-joint (referring to Figure 10~11), make enameled wire
The coat of paint of terminals, which takes off, to be removed, and terminals and binding post, the fixing terminal of enameled wire are connected and fixed, and cuts off the end of a thread winding post and winding
Enameled wire thereon；
S4: insulated paint covering is added dropwise to the butt-joint position of enameled wire and is allowed to seal, and in the outer of binding post and fixing terminal
Wall is arranged heat-shrink tube, obtains the connecting terminal of the present embodiment and the connection structure of enameled wire.
The present embodiment is preferred embodiment, in other embodiments, also may not include S4.
The connection structure connection method of above-mentioned connecting terminal and enameled wire is not limited to the mutually isostructural wiring of the present embodiment
The connection structure of terminal and enameled wire, such as in other embodiments if binding post 12 does not include the end of a thread winding post 123, S1
It may not include the end winding to the terminals 21 of enameled wire, S3 may not include to the end of a thread winding post 123 and wind thereon
The excision of enameled wire, other steps are identical.
Embodiment 9
Referring to Fig. 8~9, the connecting terminal of the present embodiment and the connection structure of enameled wire, with embodiment 6.The connecting terminal
With the connection method of the connection structure of enameled wire, comprising the following steps:
The terminals 21 of enameled wire: being passed through and is placed in the first groove 122 of binding post 12 by S1, end is wound online
Fixed function is played in head winding post 123；
S2: punching press is carried out to fixing terminal 13, makes 132 compression-joint cover of pressure contact portion together in the first surface 121 of binding post 12
Entire fixing terminal 13 plays the role of wrapping the terminals 21 and binding post 12 of enameled wire, and the terminals 21 of enameled wire divide
It is not contacted with the bottom surface 1221 of fixing terminal 13 and the first groove, and is not more than the precompressed amount of the terminals 21 of enameled wire
80%；
S3: terminals and binding post 12 to fixing terminal 13, enameled wire carry out butt-joint, make the paint of the terminals of enameled wire
Skin, which takes off, to be removed, and terminals and binding post, the fixing terminal of enameled wire are connected and fixed, and obtains the connecting terminal and enameled wire of the present embodiment
Connection structure, specific step is as follows (referring to Figure 10~11):
S31: the terminals for having crimped fixed fixing terminal 13, enameled wire and binding post 12 are put into the positive and negative of butt-welding machine
Between electrode, positive and negative electrode is set to top and the binding post of fixing terminal respectively as top electrode and lower electrode in the present embodiment
Bottom when original state, contacts lower electrode 62 with wiring column bottom, top electrode 61 is far from fixing terminal；
S32: set butt-joint electric current 1000-5000A and butt-joint time no more than 100ms (the butt-joint time can guarantee
Not damage wires), start butt-welding machine, top electrode 61, which moves downward, is brought into contact with fixing terminal, then star t-up discharge process, up and down
Electrode realizes conducting, and the high temperature of moment makes the coat of paint of the terminals of enameled wire melt to fall to take off and remove, and reaches the terminals of enameled wire and connects
The conducting and fixation of terminal and fixing terminal cut off the enameled wire of the end of a thread winding post 123 and winding thereon.
Embodiment 10
The connecting terminal of the present embodiment and the connection structure of enameled wire, with embodiment 7.The company of the connecting terminal and enameled wire
The connection method of binding structure, comprising the following steps:
S1: the terminals of enameled wire are passed through to and are placed in the first groove of the binding post；
S3: terminals and the binding post to the enameled wire carry out butt-joint, take off the coat of paint of the terminals of enameled wire
It removes, terminals and the binding post of enameled wire are connected and fixed, and obtain the connection structure of connecting terminal and enameled wire, specific steps are such as
Under:
S31: the terminals of the enameled wire and the binding post are put between the positive and negative electrode of butt-welding machine；
S32: setting butt-joint electric current and butt-joint time, start butt-welding machine, positive and negative electrode movement is allowed to compress enameled wire
Terminals and binding post, wherein an electrode is contacted with the first surface of the terminals upper surface of enameled wire and binding post, Ling Yi electricity
Pole is contacted with the bottom of binding post；Then star t-up discharge process, positive and negative electrode conducting make the coat of paint of the terminals of enameled wire is molten to go
It takes off and removes, terminals and the binding post of enameled wire are connected and fixed.
Embodiment 11
As shown in Figure 12~13, the coil block of the present embodiment, comprising: coil rack 4 and connecting terminal of the invention with
The connection structure of enameled wire.
Connecting terminal 1 can be fixed in the inserting groove on coil rack 4 by inserting mode, and enameled wire 2 is wound in coil
Skeleton 4 forms coil, and 21 butt-joint of terminals of enameled wire is fixed in the first groove 122 of binding post 12.Figure 12 and Figure 13 points
It Wei not be before 13 punching press of fixing terminal, after punching press and coil block stereoscopic schematic diagram that butt-joint is completed, the welding position that crashes set dropwise addition insulation
Paint protection, can be added dropwise from location A in figure.
Preferentially, as shown in figure 14, coil rack 4 includes a leading part 41, offers a lead on 41, the lead
Slot 411, wire lead slot 411 is identical as the opening direction of the first groove 122, wire lead slot 411 be located at the underface of the first groove 122 and
Groove center line is mutually aligned, and in the present embodiment, wire lead slot 411 is V-shaped, and outward opening width is greater than inner opening width.
Embodiment 12
As shown in figure 15, the coil block of the present embodiment, structure further include plastic packaging layer 5 on the basis of embodiment 11,
Plastic packaging layer 5 is wrapped in the outer layer of coil rack 4, coil and binding post 12.
Embodiment 13
The draining pump motor (as shown in figure 16) of this implementation, including coil block 7 of the invention, stator core 8, the pump housing 91
With pump cover 92.In other embodiments, be also possible to include coil block of the present invention the motor applied to other occasions.
It connecting terminal of the invention and its is not limited to be applied in motor with the connection structure of enameled wire, coil block,
It can be applied to all may comprising connecting terminal and its in the electric appliance of the connection structure of enameled wire or coil block, such as
Solenoid valve, transformer etc..
In the description of the present invention, it is to be understood that, term " center ", " longitudinal direction ", " transverse direction ", "upper", "lower",
The orientation or positional relationship of the instructions such as "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of description of the present invention and simplification of the description, rather than instruction or dark
Show that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as pair
Limitation of the invention.In the description of the present invention, unless otherwise indicated, the meaning of " plurality " is two or more.
The embodiments described above only express several embodiments of the present invention, and the description thereof is more specific and detailed, but simultaneously
It cannot therefore be construed as limiting the scope of the patent.It should be pointed out that coming for those of ordinary skill in the art
It says, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to protection of the invention
Range.
Claims (26)
1. a kind of connecting terminal characterized by comprising
Connecting terminal ontology；
The binding post connecting with for the terminals with enameled wire, the binding post are fixed on the connecting terminal ontology, including
First surface, and the first groove opened up downwards by the first surface, first groove include two sides and a bottom surface.
2. connecting terminal according to claim 1, it is characterised in that: the bottom surface of first groove and the first surface
Between angle be 0-20 °.
3. connecting terminal according to claim 2, it is characterised in that: the bottom surface of first groove is relative to described first
Surface is oblique.
4. connecting terminal according to claim 1, it is characterised in that: the binding post further includes that the end of a thread positioned at top twines
Around column.
5. connecting terminal according to claim 1, which is characterized in that the enameled wire is aluminium enamel-covered wire.
6. any connecting terminal according to claim 1~5, which is characterized in that further include one can crimp be fixed on it is described
The fixing terminal of binding post.
7. connecting terminal according to claim 6, which is characterized in that the fixing terminal includes pressure contact portion interconnected
And fixed part, the fixed part are connected to the binding post, the pressure contact portion can compression-joint cover together in the binding post the first table
On face.
8. connecting terminal according to claim 6, it is characterised in that: the section of fixing terminal is in U-shape or semi-circular.
9. connecting terminal according to claim 6, it is characterised in that: the medial surface of the fixing terminal is equipped with multiple dentations
Structure.
10. the connection structure of a kind of connecting terminal and enameled wire, which is characterized in that any including enameled wire and Claims 1 to 5
The connecting terminal, enameled wire include a terminals, the terminals of the enameled wire be placed on first groove and with institute
Binding post butt-joint is stated to be connected and fixed.
11. the connection structure of a kind of connecting terminal and enameled wire, which is characterized in that any including enameled wire and claim 6~9
The connecting terminal, the enameled wire include a terminals, and the terminals of the enameled wire are placed on first groove, institute
State terminals and the binding post that fixing terminal crimps and fixes the enameled wire, the terminals of the enameled wire with it is described solid
Fixed end, binding post butt-joint connection.
12. the connection structure of connecting terminal according to claim 11 and enameled wire, it is characterised in that: the fixing terminal
It is fixed with the terminals of the enameled wire and the binding post by punching press, the precompressed amount of the terminals of enameled wire is not more than
80%.
13. the connection structure of connecting terminal described in 0 or 11 and enameled wire according to claim 1, it is characterised in that: further include exhausted
Edge, the insulation division covering seal the butt-joint position of at least described enameled wire.
14. the connection structure of connecting terminal according to claim 13 and enameled wire, it is characterised in that: further include pyrocondensation
Pipe, the shrinkable sleeve are set to the outer wall of the binding post, or are sheathed on the outer wall of the binding post and the fixing terminal.
15. the connection method of the connection structure of connecting terminal described in any one of claim 10 and enameled wire, it is characterised in that including such as
Lower step:
S1: the terminals of enameled wire are passed through to and are placed in the first groove of the binding post；
S3: terminals and the binding post to the enameled wire carry out butt-joint, take off the coat of paint of the terminals of enameled wire and remove, and paint
The terminals of envelope curve are connected and fixed with binding post, obtain the connection structure of connecting terminal and enameled wire.
16. the connection method of the connection structure of claim 11~the 14 any connecting terminal and enameled wire, feature exist
In including the following steps:
S1: the terminals of enameled wire are passed through to and are placed in the first groove of the binding post；
S2: punching press is carried out to fixing terminal, is allowed to wrap the terminals of the enameled wire and the binding post, and make enamel-cover
The terminals of line are contacted with the bottom surface of fixing terminal and the first groove respectively；
S3: terminals and the binding post to the fixing terminal, enameled wire carry out butt-joint, make the paint of the terminals of enameled wire
Skin, which takes off, to be removed, and terminals and binding post, the fixing terminal of enameled wire are connected and fixed, and obtains the connection knot of connecting terminal and enameled wire
Structure.
17. the connection method of the connection structure of connecting terminal according to claim 15 or 16 and enameled wire, feature exist
In, S3 comprising the following specific steps
S31: it will be put between the positive and negative electrode of butt-welding machine to butt-joint structure；
S32: setting butt-joint electric current and butt-joint time start butt-welding machine, and positive and negative electrode movement is allowed to compress to butt-joint structure,
In an electrode with to be contacted at the top of butt-joint structure, another electrode is contacted with the bottom to butt-joint structure；Then star t-up discharge mistake
Journey, positive and negative electrode conducting make the coat of paint of the terminals of enameled wire it is molten go to take off remove, terminals and the binding post of enameled wire are connected and fixed,
Or it is connected and fixed with binding post and fixing terminal.
18. the connection method of the connection structure of connecting terminal according to claim 17 and enameled wire, it is characterised in that: institute
Stating butt-joint electric current in S32 is 1000-5000A, and the butt-joint time is no more than 100ms.
19. the connection method of the connection structure of connecting terminal according to claim 17 and enameled wire, it is characterised in that: institute
Stating makes the precompressed amount of the terminals of enameled wire no more than 80% in S2.
20. the connection method of the connection structure of connecting terminal according to claim 17 and enameled wire, it is characterised in that: also
Including S4: being allowed to seal to the butt-joint position of enameled wire coating insulated paint.
21. the connection method of the connection structure of connecting terminal according to claim 20 and enameled wire, it is characterised in that: also
Including S5: being arranged heat-shrink tube in the outer wall or binding post of binding post and the outer wall of fixing terminal.
22. a kind of coil block characterized by comprising coil rack and any terminals of claim 10~14
The connection structure of son and enameled wire, the connecting terminal are fixed on the coil rack, and enameled wire is wound in the coil rack
Coil is formed, the terminals butt-joint of enameled wire is fixed in the first groove of the binding post.
23. coil block according to claim 22, it is characterised in that: the coil rack includes a leading part, described
A wire lead slot is offered on leading part, the wire lead slot is identical as the opening direction of first groove, and the wire lead slot is located at
The underface of first groove and groove center line is mutually aligned.
24. coil block according to claim 23, it is characterised in that: the wire lead slot is V-shaped.
25. coil block according to claim 22, it is characterised in that: further include plastic packaging layer, the plastic packaging layer is wrapped in
The outer layer of the coil rack, coil and binding post.
26. a kind of motor, it is characterised in that: including any coil block of claim 22~25.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811102097.1A CN109301567A (en) | 2018-09-20 | 2018-09-20 | Connecting terminal and the connection structure and method of enameled wire, coil block and motor |
| PCT/CN2019/105172 WO2020057399A1 (en) | 2018-09-20 | 2019-09-10 | Structure and method for connecting wiring terminal with enameled wire, coil assembly, and electric motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811102097.1A CN109301567A (en) | 2018-09-20 | 2018-09-20 | Connecting terminal and the connection structure and method of enameled wire, coil block and motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109301567A true CN109301567A (en) | 2019-02-01 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811102097.1A Pending CN109301567A (en) | 2018-09-20 | 2018-09-20 | Connecting terminal and the connection structure and method of enameled wire, coil block and motor |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN109301567A (en) |
| WO (1) | WO2020057399A1 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110474464A (en) * | 2019-09-19 | 2019-11-19 | 卧龙电气驱动集团股份有限公司 | The manufacturing method of field frame assembly, motor and field frame assembly |
| WO2020057399A1 (en) * | 2018-09-20 | 2020-03-26 | 汉宇集团股份有限公司 | Structure and method for connecting wiring terminal with enameled wire, coil assembly, and electric motor |
| CN114597686A (en) * | 2022-03-16 | 2022-06-07 | 卧龙电气驱动集团股份有限公司 | Connecting terminal, motor and connecting method |
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| CN204885453U (en) * | 2015-08-17 | 2015-12-16 | 珠海经济特区宝诚电子有限公司 | Enameled wire binding post and connection structure with enameled wire thereof |
| CN107394553A (en) * | 2016-05-17 | 2017-11-24 | 佛山市顺德区美的电热电器制造有限公司 | A kind of binding post mode of connection |
| CN208939205U (en) * | 2018-09-20 | 2019-06-04 | 汉宇集团股份有限公司 | Connection structure, coil block and the motor of connecting terminal, itself and enameled wire |
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| JP2017152224A (en) * | 2016-02-25 | 2017-08-31 | 住友電装株式会社 | Bonded article made of core wire and bonding object, terminal, ultrasonic bonding device, and method of bonding between core wire and bonding object |
| JP6776816B2 (en) * | 2016-10-31 | 2020-10-28 | 住友電装株式会社 | Bonding method between core wire and object to be bonded, ultrasonic bonding device, bonding object between core wire and object to be bonded |
| CN206834375U (en) * | 2017-06-05 | 2018-01-02 | 广东威灵电机制造有限公司 | Binding post, mounting bracket assembly and the electric resistance welding welding machine for binding post |
| CN109301567A (en) * | 2018-09-20 | 2019-02-01 | 江门市地尔汉宇电器股份有限公司 | Connecting terminal and the connection structure and method of enameled wire, coil block and motor |
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2018
- 2018-09-20 CN CN201811102097.1A patent/CN109301567A/en active Pending
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| CN204885453U (en) * | 2015-08-17 | 2015-12-16 | 珠海经济特区宝诚电子有限公司 | Enameled wire binding post and connection structure with enameled wire thereof |
| CN107394553A (en) * | 2016-05-17 | 2017-11-24 | 佛山市顺德区美的电热电器制造有限公司 | A kind of binding post mode of connection |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2020057399A1 (en) * | 2018-09-20 | 2020-03-26 | 汉宇集团股份有限公司 | Structure and method for connecting wiring terminal with enameled wire, coil assembly, and electric motor |
| CN110474464A (en) * | 2019-09-19 | 2019-11-19 | 卧龙电气驱动集团股份有限公司 | The manufacturing method of field frame assembly, motor and field frame assembly |
| WO2021051482A1 (en) * | 2019-09-19 | 2021-03-25 | 卧龙电气驱动集团股份有限公司 | Stator assembly, motor, and manufacturing method for stator assembly |
| CN114597686A (en) * | 2022-03-16 | 2022-06-07 | 卧龙电气驱动集团股份有限公司 | Connecting terminal, motor and connecting method |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2020057399A1 (en) | 2020-03-26 |
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