CN105811142B - Contact the manufacturing method of copper splinter and electric connector and electric connector - Google Patents
Contact the manufacturing method of copper splinter and electric connector and electric connector Download PDFInfo
- Publication number
- CN105811142B CN105811142B CN201610278403.1A CN201610278403A CN105811142B CN 105811142 B CN105811142 B CN 105811142B CN 201610278403 A CN201610278403 A CN 201610278403A CN 105811142 B CN105811142 B CN 105811142B
- Authority
- CN
- China
- Prior art keywords
- cross slat
- copper sheathing
- contact
- electric connector
- splinter
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Classifications
-
- 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
- H01R13/02—Contact members
- H01R13/15—Pins, blades or sockets having separate spring member for producing or increasing contact pressure
- H01R13/187—Pins, blades or sockets having separate spring member for producing or increasing contact pressure with spring member in the socket
-
- 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
- H01R43/16—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for manufacturing contact members, e.g. by punching and by bending
Abstract
The present invention relates to connector technique fields, more particularly to the manufacturing method of contact copper splinter and electric connector and electric connector, the contact copper splinter includes first Cross slat and the second Cross slat of several longitudinally oriented strips arranged in parallel and the both ends for being connected to each longitudinally oriented strip, longitudinal slot is formed between the adjacent longitudinally oriented strip, and each longitudinally oriented strip is obliquely installed and forms the angle α less than 90 ° between first Cross slat and second Cross slat.It is obliquely installed due to each longitudinally oriented strip and forms the angle α less than 90 ° between first Cross slat and second Cross slat, so when being assembled using contact copper splinter insertion with the interior copper sheathing on electric connector, save the torsion process to the contact copper splinter, process i.e. using the assembling for the electric connector for having the contact copper splinter of the invention is less, shorten manufacturing time, human cost is saved, manufacturing cost is reduced, brings bigger economic benefit for enterprise.
Description
Technical field
The present invention relates to connector technique fields, more particularly to the manufacture of contact copper splinter and electric connector and electric connector
Method.
Background technique
In high current connector, usually using to a kind of electric connector be to be made of contact copper sheet and interior copper sheathing,
Under conditions of identical dimensional structure, the contact area contacted between copper splinter and interior copper sheathing is bigger, can make the electric connector
The current-carrying capability of structure is stronger, i.e., heating power can be bigger, thus in the case where electric current is certain, the size of electric connector structure
It can be made smaller.
United States Patent (USP) US4657335 discloses a kind of electric connector, and the contact of this kind of electric connector is shown refering to Figure 21
Copper splinter, contact copper splinter with a thickness of t, the width of the muscle of fence is d1, the width d2 of the hollow out between two adjacent muscle,
Fence one shares n muscle, and material width is D, expects a length of C, sets C, D, t, d1 as fixed value, (d2 is smaller, and n is more, is made into the future
The area that torsional spring female terminal and male terminal directly contact is bigger, and the contact resistance of connector is smaller).But due to Sheet Metal Forming Technology
Limitation, d2 has to be larger than equal to 1.2t, such as in the copper material strip of 0.6 millimeters thick, and minimum 0.8 millimeter of blanking width, on fence
Copper rib width be 0.8 millimeter.There is 50% copper strips to obtain area to be eliminated by blanking, the area for only remaining half can be made
For functional surfaces contact surface, so technique limits the quantity and contact area of contact muscle at present, this is a technical bottleneck；And by
It is the design of vertical 90 ° of angles in n muscle of fence, causes to need to increase together when using contact copper splinter assembling electric connector
To the process of contact copper splinter torsion, extend at the time is produced, cost is opposite to be increased.
That is the prior art uses the limitation for having above-mentioned contact copper splinter type electric connector to design due to its structure
Property, it at least has the disadvantage in that and needs to increase torsion work when one, contact copper splinter is assembled as the component of electric connector
Sequence；Two, in the case that structure size is fixed, the effective contact area that is electrically connected can not further increase: three, heating power is fixed
In the case where, structure size can not further be designed smaller；Four, waste of material is big.
Summary of the invention
The purpose of the present invention is to provide a kind of manufacturing methods for contacting copper splinter and electric connector and electric connector, it is intended to
When solving to need to increase torsion process and lead into production when component assembling of the contact copper splinter of the prior art as electric connector
Between the technical issues of extending.
To achieve the above object, the first technical solution of the invention is: contact copper splinter is applied on electric connector,
The contact copper splinter includes first cross at several longitudinally oriented strips arranged in parallel and the both ends for being connected to each longitudinally oriented strip
To item and the second Cross slat, be formed with longitudinal slot between the adjacent longitudinally oriented strip, and each longitudinally oriented strip be obliquely installed and with
The angle α less than 90 ° is formed between first Cross slat and second Cross slat；
First Cross slat position corresponding with the longitudinal slot is extended towards the direction of the longitudinal slot to be had from institute
State the hangnail item that the first Cross slat extends towards second Cross slat, second Cross slat position corresponding with the longitudinal slot
It sets to be extended to have from second Cross slat towards first Cross slat towards the direction of the longitudinal slot and extends hangnail item, institute
Hangnail item is stated to fill up the gap of the longitudinal slot and combine with the longitudinally oriented strip to increase effective electric interface of electrical connection section
Product；
The contact copper splinter includes the inner surface and the outer surface；The extended hangnail item of first Cross slat with
The extended hangnail item of second Cross slat is towards the inner surface outer incline；Alternatively, first Cross slat
The hangnail item that the extended hangnail item and second Cross slat are extended is towards the outer surface flare
Tiltedly；Alternatively, the extended hangnail item of first Cross slat is towards the inner surface outer incline, second Cross slat
The extended hangnail item is towards the outer surface outer incline；Alternatively, first Cross slat be extended it is described fall
Item is pierced towards the outer surface outer incline, the extended hangnail item of second Cross slat is towards the inner surface flare
Tiltedly.
Preferably, the angle is 90 ° of 60≤α <.
Preferably, the middle part of each longitudinally oriented strip bends to circular shape towards the inner surface by the outer surface.
Preferably, the length of each hangnail item is less than or equal to the length of the longitudinal slot corresponding with its position.
Preferably, the width of each hangnail item is less than or equal to the width of the longitudinal slot corresponding with its position.
Preferably, the length of each hangnail item is identical or not identical.
Preferably, the linear shape of each hangnail item, broken line shape or curve shape.
Preferably, the hangnail item at least one, and the quantity of the hangnail item is less than or equal to the number of the longitudinal slot
Twice of amount.
Preferably, the longitudinally oriented strip, first Cross slat, second Cross slat and the hangnail integrated punching at
Type.
Beneficial effects of the present invention: contact copper splinter of the invention, due to each longitudinally oriented strip be obliquely installed and with it is described
Angle α less than 90 ° is formed between first Cross slat and second Cross slat, then when using contact copper splinter insertion with
When interior copper sheathing assembling on electric connector, the torsion process to the contact copper splinter is saved, i.e., using there is the contact of the invention
The process of the assembling of the electric connector of copper splinter is less, shortens manufacturing time, saves human cost, reduces manufacturing cost, for enterprise
Industry brings bigger economic benefit.
Second of technical solution of the invention is: electric connector, including interior copper sheathing, the first guide sleeve and the second guide sleeve, described
Electric connector further includes above-mentioned contact copper splinter, and the contact copper splinter is wound into tubbiness and is inserted into the interior copper sheathing；It is described
Inner wall of first Cross slat with the interior copper sheathing close to the first end of the interior copper sheathing abuts, and first guide sleeve is sheathed on described
The first end of interior copper sheathing simultaneously clamps the interior copper sheathing and first Cross slat；Second Cross slat is leaned on the interior copper sheathing
The inner wall of the second end of the nearly interior copper sheathing abuts, and second guide sleeve is sheathed on the second end of the interior copper sheathing and clamps residence
State interior copper sheathing and first Cross slat.
Preferably, first guide sleeve includes the first outer ring piece, the first annular piece and first end connection sheet, described
First annular piece is located in the first outer ring piece and forms the first holding tank between the first outer ring piece, described
First end connection sheet is connected between the end of the first outer ring piece and the end of the first annular piece；Described
One holding tank clamps the interior copper sheathing and first Cross slat, and the outer wall of the first outer ring piece and the interior copper sheathing supports
It connects, the first annular piece is abutted with the inner wall of first Cross slat.
Preferably, second guide sleeve includes the second outer ring piece, the second annular piece and the second end connection sheet, described
Second annular piece is located in the second outer ring piece and forms the second holding tank between the second outer ring piece, described
The second end connection sheet is connected between the end of the second outer ring piece and the end of the second annular piece；Described
Two holding tanks clamp the interior copper sheathing and second Cross slat, and the outer wall of the second outer ring piece and the interior copper sheathing supports
It connects, the second annular piece is abutted with the inner wall of second Cross slat.
Preferably, the first end outer wall of the interior copper sheathing offers first annular slot, and the first outer ring piece is fastened in
On the first annular slot；The second end outer wall of the interior copper sheathing offers the second annular groove, and the second outer ring piece is fastened in
On second annular groove.
Electric connector of the invention, due to having used the contact copper splinter of above structure, so that being electrically connected in assembling
When device, after will contact the interior copper sheathing cooperation on copper splinter insertion and electric connector, the torsion to the contact copper splinter can be saved
Sequence of changing a job shortens manufacturing time that is, so that the process of the assembling of electric connector is less, saves human cost, reduces manufacturing cost,
Bigger economic benefit is brought for enterprise.
The third technical solution of the invention is: the manufacturing method of electric connector, comprising the following steps:
S1, an above-mentioned contact copper splinter is provided, the contact copper splinter is wound into tubbiness；
S2, copper sheathing in one is provided, the contact copper splinter of tubbiness is inserted into the interior copper sheathing, first Cross slat position
It is abutted in the interior copper sheathing and with the first end close to the interior copper sheathing, second Cross slat is located in the interior copper sheathing simultaneously
It is abutted with the second end close to the interior copper sheathing；
S3, one first guide sleeve is provided, first guide sleeve is sheathed on the first end of the interior copper sheathing and clamped described
Interior copper sheathing and first Cross slat；
S4, one second guide sleeve is provided, second guide sleeve is sheathed on the second end of the interior copper sheathing and clamped described
Interior copper sheathing and second Cross slat.
The manufacturing method of electric connector through the invention manufactures the electric connector produced, due to having used above-mentioned connect
Copper splinter is touched, after will contact the interior copper sheathing cooperation on copper splinter insertion and electric connector, can be saved to the contact copper splinter
Torsion process, i.e., so that the process of the assembling of electric connector is less, shorten manufacturing time, save human cost, reduce manufacture
Cost brings bigger economic benefit for enterprise.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of contact copper splinter provided in an embodiment of the present invention.
Fig. 2 is the first structural schematic diagram of contact copper splinter provided in an embodiment of the present invention.
Fig. 3 is second of structural schematic diagram of contact copper splinter provided in an embodiment of the present invention.
Fig. 4 is the third structural schematic diagram of contact copper splinter provided in an embodiment of the present invention.
Fig. 5 is the 4th kind of structural schematic diagram of contact copper splinter provided in an embodiment of the present invention.
Fig. 6 is the 5th kind of structural schematic diagram of contact copper splinter provided in an embodiment of the present invention.
Fig. 7 is the 6th kind of structural schematic diagram of contact copper splinter provided in an embodiment of the present invention.
Fig. 8 is the 7th kind of structural schematic diagram of contact copper splinter provided in an embodiment of the present invention.
Fig. 9 is the 8th kind of structural schematic diagram of contact copper splinter provided in an embodiment of the present invention.
Figure 10 is the 9th kind of structural schematic diagram of contact copper splinter provided in an embodiment of the present invention.
Figure 11 is the tenth kind of structural schematic diagram of contact copper splinter provided in an embodiment of the present invention.
Figure 12 is structural representation when in step S1 in the manufacturing method of electric connector provided in an embodiment of the present invention
Figure.
Figure 13 is structural representation when in step S2 in the manufacturing method of electric connector provided in an embodiment of the present invention
Figure.
Figure 14 is structural representation when in step S3 in the manufacturing method of electric connector provided in an embodiment of the present invention
Figure.
Figure 15 is structural representation when in step S4 in the manufacturing method of electric connector provided in an embodiment of the present invention
Figure.
Figure 16 is that the structure cut away view on adapter is applied in electric connector provided in an embodiment of the present invention insertion.
Figure 17 is the structure cut away view of the first guide sleeve of electric connector provided in an embodiment of the present invention.
Figure 18 is the structure cut away view of the second guide sleeve of electric connector provided in an embodiment of the present invention.
Figure 19 is the structure cut away view of the interior copper sheathing of electric connector provided in an embodiment of the present invention.
Figure 20 is the partial enlargement diagram in Fig. 1 at A.
Figure 21 is the structural schematic diagram of the contact copper splinter of the prior art.
Appended drawing reference includes:
10-contact the 12-the first Cross slats of 11-longitudinally oriented strip of copper splinter
13-the second Cross slat 14-longitudinal slot, 15-hangnail item
20-interior copper sheathings 21-first annular the 22-the second annular groove of slot
30-the first guide sleeve the 31-the first outer ring piece the 32-the first annular piece
33-first end connection sheet the 40-the second guide sleeves of the 34-the first holding tank
41-the second outer ring piece the 42-the second annular piece 43-the second end connection sheet
44-the second holding tank 50-adapter, 51-jack.
Specific embodiment
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end
Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached
The embodiment that Fig. 1~20 is described is exemplary, it is intended to is used to explain the present invention, and is not considered as limiting the invention.
In the description of the present invention, it is to be understood that, term " length ", " width ", "upper", "lower", "front", "rear",
The orientation or positional relationship of the instructions such as "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside" is based on attached drawing institute
The orientation or positional relationship shown, is merely for convenience of description of the present invention and simplification of the description, rather than the dress of indication or suggestion meaning
It sets or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to limit of the invention
System.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more of the features.In the description of the present invention, the meaning of " plurality " is two or more,
Unless otherwise specifically defined.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " fixation " etc.
Term shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be mechanical connect
It connects, is also possible to be electrically connected；It can be directly connected, can also can be in two elements indirectly connected through an intermediary
The interaction relationship of the connection in portion or two elements.It for the ordinary skill in the art, can be according to specific feelings
Condition understands the concrete meaning of above-mentioned term in the present invention.
As shown in fig. 1 to figure 20, the embodiment of the invention provides a kind of contact copper splinters 10, are applied on electric connector,
The contact copper splinter 10 includes several longitudinally oriented strips 11 arranged in parallel and the both ends for being connected to each longitudinally oriented strip 11
First Cross slat 12 and the second Cross slat 13 are formed with longitudinal slot 14, and each longitudinal direction between the adjacent longitudinally oriented strip 11
Item 11 is obliquely installed and forms the angle α less than 90 ° between first Cross slat 12 and second Cross slat 13；Specifically
, it is obliquely installed and is formed between first Cross slat 12 and second transverse direction 13 small due to each longitudinally oriented strip 11
In 90 ° of angle α, then being saved pair when being assembled using the contact copper splinter 10 insertion with the interior copper sheathing 20 on electric connector
The torsion process of the contact copper splinter 10, i.e., using the assembling of the electric connector for the contact copper splinter 10 for having the embodiment of the present invention
Process it is less, shorten manufacturing time, save human cost, reduce manufacturing cost, bring bigger economic benefit for enterprise.
In the present embodiment, formed between the longitudinally oriented strip 11 and first Cross slat 12 and second Cross slat 13
Angle is 90 ° of 60 °≤α <.Specifically, the design of the angular range value, it can be ensured that in subsequent winding contact copper splinter 10
When, when being more easier winding and forming cylindrical barrel-like structure, and the barrel-like structure can more regular, manufacture simpler
It is single.
More specifically, as shown in Figure 1, the angle formed between longitudinally oriented strip 11 and the first Cross slat 12 and the second Cross slat 13
α can be 60 °, 65 °, 70 °, 75 °, 80 °, 85 ° or 89 °.
In the present embodiment, first Cross slat 12 position corresponding with the longitudinal slot 14 is towards the side of the longitudinal slot 14
There is the hangnail item 15 and/or second Cross slat extended from the first Cross slat 12 towards the second Cross slat 13 to being extended
13 positions corresponding with the longitudinal slot 14 are extended towards the direction of the longitudinal slot 14 the second Cross slat 13 towards first
The hangnail item 15 that Cross slat 12 extends, hangnail item 15 are filled up the gap of longitudinal slot 14 and are combined with longitudinally oriented strip 11 to increase and be electrically connected
Effective electrical-contact area of socket part 10.It should be noted that the first Cross slat 12 is corresponding with longitudinal slot 14 in the embodiment of the present invention
Position in " correspondence " refer to the first Cross slat 12 position at least corresponding with a longitudinal slot 14 be equipped with hangnail item 15, can also
To be hangnail item 15 of the corresponding position of multiple longitudinal slots 14 corresponding with interval equipped with multiple intervals；Similarly, the second Cross slat
13 and the corresponding position of longitudinal slot 14 in corresponding refer to that the second Cross slat 13 position at least corresponding with a longitudinal slot 14 is set
There is hangnail item 15, is also possible to the hangnail item 15 that the corresponding position of multiple longitudinal slots 14 corresponding with interval is equipped with multiple intervals.
Therefore, above-mentioned above-mentioned first Cross slat 12 and the second Cross slat 13 of having should not be construed as limiting needs corresponding slot 14 longitudinally in each to prolong
It stretches and is provided with hangnail item 15, but it includes that the first Cross slat 12 and the corresponding slot 14 longitudinally in each of the second Cross slat 13 are extended
There is hangnail item 15.
Specifically, hangnail item 15 at least has following set-up mode:
The first set-up mode is as shown in Figures 4 and 5, and the first Cross slat 12 position corresponding with longitudinal slot 14 is towards longitudinal slot 14
Direction be extended, such hangnail item 15 is combined with longitudinally oriented strip 11 thus increase contact copper splinter 10 effective electrical contact
Area.
As shown in figures 2-3, the second Cross slat 13 position corresponding with longitudinal slot 14 is towards longitudinal slot 14 for second of set-up mode
Direction be extended, such hangnail item 15 combined with longitudinally oriented strip 11 equally can increase contact copper splinter 10 effective electricity connect
Contacting surface product.
For the third set-up mode as shown in Fig. 6~11, the first Cross slat 12 and the second Cross slat 13 are corresponding with longitudinal slot 14
Position towards the direction of longitudinal slot 14 be extended, such hangnail item 15 is combined equally increase contact copper with longitudinally oriented strip 11
The effective electrical-contact area of elastic slice 10.
The contact copper splinter 10 of the embodiment of the present invention, longitudinally oriented strip 11 are effective electrical-contact area when realizing electrical connection, are used
In electric current loading and set out, several longitudinally oriented strips 11 are arranged in parallel, the effective electrical-contact area of electrical contacts can be increased,
Further, it is provided with hangnail item 15 between every two adjacent longitudinally oriented strips 11, the setting of hangnail item 15, which is equivalent to, to be filled up
Gap existing for due to longitudinal slot 14 is equivalent to further in this way, hangnail item 15 and longitudinally oriented strip 11 are combined into electrical-contact area
The effective electrical-contact area of electrical connection is increased, contact copper splinter 10 will appear fever during current-carrying, so as to change
Become the heating power of contact copper splinter 10, and then the volume for contacting copper splinter 10 can be designed smaller can still guarantee it
Heating power, then can also be designed smaller using the structure for the electric connector for having the contact copper splinter 10；And due to longitudinal direction
Item 11 is to be obliquely installed, subsequent to be reduced when installing on the contact copper splinter 10 to electric connector to contact copper splinter 10
Process is reversed, manufacturing cost is reduced.
It in the present embodiment, is generally measured with temperature rise, under size of current the same terms, according to P=I2* (wherein, P known to R
Indicate that power, I indicate that electric current, R indicate resistance.), R is bigger, and heating power is bigger, and R and electrical-contact area are inversely,
Existing contact copper splinter 10 of the invention is equivalent to the increase of contact copper splinter 10 in unit area due to the design of hangnail item 15
Electrical-contact area promotes the current-carrying capability of contact copper splinter 10, R is made to become smaller, so as to change the hair of contact copper splinter 10
Thermal power.
In the present embodiment, the contact copper splinter 10 includes the inner surface and the outer surface (not indicating) by taking Fig. 2 as an example, inner surface
For the left side for contacting copper splinter 10, outer surface is the right side for contacting copper splinter 10；It is described as shown in Fig. 2,4,6,10 and 11
The hangnail item 15 that the extended hangnail item 15 of first Cross slat 12 and second Cross slat 13 are extended is equal
Towards the outer surface outer incline；Alternatively, as shown in Fig. 3,5 and 7, the extended hangnail item of first Cross slat 12
The 15 hangnail items 15 being extended with second Cross slat 13 are towards the inner surface outer incline；Alternatively, such as Fig. 8 institute
Show, the extended hangnail item 15 of first Cross slat 12 is towards the inner surface outer incline, second Cross slat
The 13 extended hangnail items 15 are towards the outer surface outer incline；Alternatively, as shown in figure 9, first Cross slat 12
The hangnail that the extended hangnail item 15 is extended towards the outer surface outer incline, second Cross slat 13
Item 15 is towards the inner surface outer incline.
Wherein, dotted line B shown in Figure 20 is folding line when hangnail item 15 tilts.
Specifically, the design of the inclination direction of above-mentioned hangnail item 15, both can choose so that hangnail item 15 and setting exist
The electrical connector contacted outside the outer surface of copper splinter 10 abuts, and also can choose so that hangnail item 15 and setting are in contact copper splinter
Electrical connector outside 10 inner surface abuts；In this way, when selection hangnail item 15 and being arranged in outside the outer surface of contact copper splinter 10
Electrical connector abut when, the contact area equivalent to increase electrical connection section and current input terminal；When selection hangnail item 15 with
When the electrical connector being arranged in outside the inner surface of contact copper splinter 10 abuts, equivalent to increase electrical connection section and current output terminal
Contact area, can be realized the function of increasing electrical-contact area, that is, may make in the certain feelings of contact 10 area of copper splinter
Under condition, increase electrical-contact area, reduces resistance value, it is ensured that heating power is bigger；On the contrary it is, when the hair for selecting design
One timing of thermal power, can will contact the smaller of the area design of copper splinter 10, so that using there is the contact copper splinter 10
Electric connector structural volume it is smaller.
As shown in Fig. 2~11, the middle part of the longitudinally oriented strip 11 in figure is each described in the present embodiment by right side lateral bend to the left
The middle part of longitudinally oriented strip 11 bends to circular shape towards the inner surface by the outer surface.Specifically, when coiling forms tubbiness
The axial middle part of contact copper splinter 10 form " gorge circle " being recessed inwardly, in this way when public needle is inserted into the contact of tubbiness
When in copper splinter 10, being somebody's turn to do " gorge circle " can be with public needle abutting contact, it is ensured that forms absolutely effective electrical contact with the outer wall of public needle.
In the present embodiment, the length of each hangnail item 15 is less than or equal to the longitudinal slot 14 corresponding with its position
Length.Specifically, for example, when only the first Cross slat 12 or the second Cross slat 13 are provided with hangnail item 15, hangnail item 15
Length longest can be equal to corresponding longitudinal slot 14 length, substantially filled up due to longitudinal slot 14 in this way existing for
Invalid electrical-contact area；And when the first Cross slat 12 and the second Cross slat 13 are provided with hangnail item 15 and the hangnail item 15
When setting corresponding, the length longest of hangnail item 15 can be designed as the half of the length of longitudinal slot 14 corresponding with position, in this way
Invalid electrical-contact area existing for equally substantially having filled up due to longitudinal slot 14；Certainly, in other embodiments, two positions
Set the length that the sum of length of corresponding hangnail item 15 is less than or equal to longitudinal slot 14 corresponding with its position.
In the present embodiment, the width of each hangnail item 15 is less than or equal to the longitudinal slot 14 corresponding with its position
Width.Specifically, substantially having filled up longitudinal direction when the width of hangnail item 15 is equal to longitudinal slot 14 corresponding with its position certainly
The existing gap in the direction of the width of slot 14, effective electrical connection section areal extent can, can ensure hangnail item 15 as far as possible
The gross area correspondingly can increase effective electrical-contact area.
In the present embodiment, the length of each hangnail item 15 is identical or not identical.Specifically, the length root of hangnail item 15
It can be designed identical or not identical according to concrete condition, and can correspondingly increase contact copper splinter 10 and effectively be in electrical contact
Area.
For example, the length between each hangnail item 15 can also be spaced court in one direction in being incremented by or successively decreasing
It is arranged to longitudinal slot 14；In another example the hangnail item 15 that the first Cross slat 12 and the second Cross slat 13 are extended can be mutually
It is in staggered distribution.
More specifically, the linear shape of each hangnail item 15, broken line shape or curve shape.Since hangnail item 15 is
Certain angle setting is tilted, then its concrete shape is designed to that rectilinear form, broken line shape or curve shape can be with
So that hangnail item 15 has certain elasticity so that it is convenient to abut hangnail item 15 with each electrical connector elasticity, realize to electricity
The loading of stream is set out.
Wherein, the hangnail item 15 as shown in Fig. 2~9 is linear shape；Hangnail item 15 as shown in Figure 10 is in folding
Wire shaped；Hangnail item 15 as shown in figure 11 is curved shape.
In the present embodiment, the hangnail item 15 at least one, and the quantity of the hangnail item 15 is less than or equal to described indulge
To twice of the quantity of slot 14.Specifically, when hangnail item 15 at least only has one, that is, increasing entire contact copper splinter
10 electrical-contact area, certainly, the quantity of hangnail item 15 is between twice of the quantity to longitudinal slot 14.
In the present embodiment, the longitudinally oriented strip 11, first Cross slat 12, second Cross slat 13 and the hangnail item
The molding of 15 integrated punchings.Specifically, each longitudinally oriented strip 11, the first Cross slat 12 and 13 integrated punching of the second Cross slat are formed, one
The shaping structures of the contact copper splinter 10 of the entire embodiment of the present invention can be completed in secondary process, are suitble to produce in enormous quantities, and produce
Good product consistency out；In addition, in punching course, hangnail item 15 on the punching press position directly when longitudinal slot 14 forms at
Type, that is to say, that material will not be wasted in the design of longitudinal slot 14, save cost, bring bigger economic benefit for enterprise.
As shown in Figure 15~19, the embodiment of the invention also provides a kind of electric connectors, including interior copper sheathing 20, the first guide sleeve
30 and second guide sleeve 40, the electric connector further includes above-mentioned contact copper splinter 10, and the contact copper splinter 10 is wound into bucket
Shape is simultaneously inserted into the interior copper sheathing 20；The first end of first Cross slat 12 and the interior copper sheathing 20 close to the interior copper sheathing 20
Inner wall abuts, and first guide sleeve 30 is sheathed on the first end of the interior copper sheathing 20 and clamps the interior copper sheathing 20 and described the
One Cross slat 12；Inner wall of second Cross slat 13 with the interior copper sheathing 20 close to the second end of the interior copper sheathing 20 abuts,
Second guide sleeve 40 is sheathed on the second end of the interior copper sheathing 20 and clamps the interior copper sheathing 20 and first Cross slat
12.Due to having used the contact copper splinter 10 of above structure, so that when assembling electric connector, when copper splinter 10 will be contacted
After insertion cooperates with the interior copper sheathing 20 on electric connector, the torsion process to the contact copper splinter 10 can be saved, i.e., so that electricity
The process of the assembling of connector is less, shortens manufacturing time, saves human cost, reduces manufacturing cost, brings for enterprise bigger
Economic benefit.
As shown in figure 13, since the contact copper splinter 10 has hangnail item 15, then the hangnail item 15 and interior copper sheathing 20
Inner wall abuts that is, increasing the contact area of the inner wall of entire contact copper splinter 10 and interior copper sheathing 20；When as male terminal
Public needle be inserted into copper sheathing 20 when, hangnail item 15 can also be passed through and increase contact copper splinter 10 and the public needle as male terminal
Electrical-contact area, in the case where the power of electric connector is certain, can use to realize the loading for increasing electric current and set out
The smaller contact copper splinter 10 of structure and the smaller interior copper sheathing 20 of structure, so that the knot of the entire electric connector after being assembled into
Structure is smaller.
In addition, since each longitudinally oriented strip 11 of contact copper splinter 10 is to be obliquely installed, it is subsequent that the contact copper splinter 10 is being installed
The torsion process to contact copper splinter 10 can be reduced when on to electric connector, reduce manufacturing cost.
As shown in Figure 15 and Figure 17, in the present embodiment, first guide sleeve 30 includes the first outer ring piece 31, the first inner ring
Shape piece 32 and first end connection sheet 33, the first annular piece 32 are located in the first outer ring piece 31 and with described the
The first holding tank 34 is formed between one outer ring piece 31, the first end connection sheet 33 is connected to the first outer ring piece 31
End and the first annular piece 32 end between；First holding tank 34 clamps the interior copper sheathing 20 and described
First Cross slat 12, the first outer ring piece 31 are abutted with the outer wall of the interior copper sheathing 20, the first annular piece 32 with
The inner wall of first Cross slat 12 abuts.Specifically, by being formed between the first outer ring piece 31 and the first annular piece 32
The first holding tank 34 clamp interior copper sheathing 20 and the first Cross slat 12, completed in this way by the first Cross slat 12 and interior copper sheathing 20
Inner wall is fixedly connected, on the one hand the effect of first end connection sheet 33 is the first outer ring piece 31 of connection and the first annular piece
32, it is on the other hand the outer end for closing the first holding tank 34, internal copper sheathing 20 and the first Cross slat 12 play the role of limit.
Certainly, the groove width of the first holding tank 34 is large enough to hold interior copper sheathing 20 and the first Cross slat 12, and can pass through the first outer ring piece
31 and first annular piece 32 clamp copper sheathing 20 and the first Cross slat 12 in tight.
As shown in Figure 15 and Figure 18, in the present embodiment, second guide sleeve 40 includes the second outer ring piece 41, the second inner ring
Shape piece 42 and the second end connection sheet 43, the second annular piece 42 are located in the second outer ring piece 41 and with described the
The second holding tank 44 is formed between two outer ring pieces 41, the second end connection sheet 43 is connected to the second outer ring piece 41
End and the second annular piece 42 end between；Second holding tank 44 clamps the interior copper sheathing 20 and described
Second Cross slat 13, the second outer ring piece 41 are abutted with the outer wall of the interior copper sheathing 20, the second annular piece 42 with
The inner wall of second Cross slat 13 abuts.Specifically, by formed between the second outer ring piece 41 and the second ring segment the
Two holding tanks 44 clamp interior copper sheathing 20 and the second Cross slat 13, are completed in this way by the inner wall of the second Cross slat 13 and interior copper sheathing 20
It is fixedly connected, on the one hand the effect of the second end connection sheet 43 is to connect the second outer ring piece 41 and the second annular piece 42, separately
It on the one hand is the outer end for closing the second holding tank 44, internal copper sheathing 20 and the second Cross slat 13 play the role of limit.Certainly,
The groove width of second holding tank 44 is large enough to hold interior copper sheathing 20 and the second Cross slat 13, and can pass through the second outer ring piece 41 and
Two annular pieces 42 clamp copper sheathing 20 and the second Cross slat 13 in tight.
As shown in Figure 17~18, need to show that the first guide sleeve 30 and the structure volume of the second guide sleeve 40 can be completely
It is identical, it is also possible to slightly difference, i.e. size is after being wound into tubbiness according to the size and contact copper splinter 10 of interior copper sheathing 20
Depending on size, when designing the first guide sleeve 30 and the second guide sleeve 40, it is to be ensured that can be by the first Cross slat 12 and the second Cross slat 13
Clamping fastener is scheduled on the inner wall of interior copper sheathing 20.
As shown in Figure 13~18 and Figure 19, in the present embodiment, the first end outer wall of the interior copper sheathing 20 offers the first ring
Shape slot 21, the first outer ring piece 31 are fastened on the first annular slot 21；The second end outer wall of the interior copper sheathing 20 opens up
There is the second annular groove 22, the second outer ring piece 41 is fastened on second annular groove 22.Specifically, first annular 21 He of slot
The design of second annular groove 22 is on the one hand to be set in first guide sleeve 30 at interior 20 both ends of copper sheathing and the second guide sleeve 40 will not
Increase the outer diameter of entire electric connector, it is ensured that the overall structure of electric connector can further reduce；It on the other hand is in order to right
First guide sleeve 30 and the second guide sleeve 40 play the role of a defined position, when assembling the first guide sleeve 30 and the second guide sleeve 40,
It understand that the first guide sleeve 30 and the assembling of the second guide sleeve 40 in place, installation convenience improves.
The electric connector of the embodiment of the present invention can choose above-mentioned structure in the case where ensuring that heating power is certain
Smaller contact copper splinter 10, so that the structure of entire electric connector is also followed by and becomes smaller, and the electric connector is manufacturing
In the process, it no longer needs to carry out torsion process in the contact copper splinter 10 after tubbiness for winding, so as to shorten the production time,
Reduce manufacturing cost.
As shown in figure 16, the electric connector of the embodiment of the present invention, which is directly inserted into, applies in the adapter with jack 51
On 50, then other electrical connectors can be separately connected at the both ends of adapter 50.
As shown in Figure 12~19, the embodiment of the invention also provides a kind of manufacturing methods of electric connector, including following step
It is rapid:
S1, an above-mentioned contact copper splinter 10 is provided, the contact copper splinter 10 is wound into tubbiness, referring to Figure 12；
S2, copper sheathing 20 in one is provided, the contact copper splinter 10 of tubbiness is inserted into the interior copper sheathing 20, described first is horizontal
It is located in the interior copper sheathing 20 to item 12 and is abutted with the first end close to the interior copper sheathing 20, second Cross slat 13 is located at
It is abutted in the interior copper sheathing 20 and with the second end close to the interior copper sheathing 20, referring to Figure 13；
S3, one first guide sleeve 30 is provided, first guide sleeve 30 is sheathed on to first end and the clamping of the interior copper sheathing 20
Interior copper sheathing 20 and first Cross slat 12 are stated in residence, referring to Figure 14；
S4, one second guide sleeve 40 is provided, second guide sleeve 40 is sheathed on to second end and the clamping of the interior copper sheathing 20
Interior copper sheathing 20 and second Cross slat 13 are stated in residence, referring to Figure 15.
The manufacturing method of electric connector through the invention manufactures the electric connector produced, due to having used above-mentioned connect
Copper splinter 10 is touched, after will contact the cooperation of interior copper sheathing 20 on the insertion of copper splinter 10 and electric connector, can be saved to the contact
The torsion process of copper splinter 10 shortens manufacturing time that is, so that the process of the assembling of electric connector is less, saves human cost,
Manufacturing cost is reduced, brings bigger economic benefit for enterprise.
In the first guide sleeve 30 as above-described embodiment in the present embodiment in the electric connector as shown in Figure 15 and Figure 17
First guide sleeve 30.
In the second guide sleeve 40 as above-described embodiment in the present embodiment in the electric connector as shown in Figure 15 and Figure 18
Second guide sleeve 40.
In as above-described embodiment of interior copper sheathing 20 in the present embodiment in the electric connector as shown in Figure 13~18 and Figure 19
Interior copper sheathing 20.
Specifically, being supported when public needle is inserted into interior copper sheathing 20 with the longitudinally oriented strip 11 of the contact copper splinter 10 in interior copper sheathing 20
It connects, then when hangnail item 15 is obliquely installed towards medial surface, it can increase the effective electricity of contact copper splinter 10 and public needle
Contact area, to increase setting out for electric current.
The manufacturing method of electric connector through the invention manufactures the electric connector produced, due to having used above-mentioned connect
Touch copper splinter 10, in the case where ensuring that heating power is certain, smaller interior copper sheathing 20 can be used, entire electric connector it is outer
Diameter is smaller, so that the overall structure for the electric connector produced further decreases；And in the fabrication process, for volume
It no longer needs to carry out torsion process around in the contact copper splinter 10 after tubbiness, so as to shorten the production time, reduces manufacturing cost.
The present invention known in summary is having above-described good characteristic, is able to enable it in use, is promoted previous
The efficiency that does not have in technology and there is practicability, become the product of a great practical value.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in think of of the invention
Want with any modification made within principle, equivalent replacement or improvement etc., should all be included in the protection scope of the present invention.
Claims (14)
1. contacting copper splinter, it is applied on electric connector, which is characterized in that the contact copper splinter includes several arranged in parallel
Longitudinally oriented strip and be connected to each longitudinally oriented strip both ends the first Cross slat and the second Cross slat, the adjacent longitudinally oriented strip
Between be formed with longitudinal slot, and each longitudinally oriented strip is obliquely installed and between first Cross slat and second Cross slat
Form the angle α less than 90 °；
First Cross slat position corresponding with the longitudinal slot is extended towards the direction of the longitudinal slot to be had from described the
The hangnail item that one Cross slat extends towards second Cross slat, second Cross slat position court corresponding with the longitudinal slot
The direction of the longitudinal slot, which is extended, the hangnail item extended from second Cross slat towards first Cross slat, described
Hangnail item is filled up the gap of the longitudinal slot and is combined with the longitudinally oriented strip to increase effective electrical contact of the electrical connection section
Area；
The contact copper splinter includes the inner surface and the outer surface；The extended hangnail item of first Cross slat with it is described
The extended hangnail item of second Cross slat is towards the inner surface outer incline；Alternatively, first Cross slat extends
The hangnail item that the hangnail item and second Cross slat being arranged are extended is towards the outer surface outer incline；Or
Person, the extended hangnail item of first Cross slat extend towards the inner surface outer incline, second Cross slat
The hangnail item being arranged is towards the outer surface outer incline；Alternatively, the hangnail item that first Cross slat is extended
Towards the outer surface outer incline, the extended hangnail item of second Cross slat is towards the inner surface outer incline；
And the hangnail item is abutted with the electrical connector being arranged in outside the inner surface, alternatively, the hangnail item and setting are described outer
Electrical connector outside surface abuts.
2. contact copper splinter according to claim 1, which is characterized in that the angle is 90 ° of 60 °≤α <.
3. contact copper splinter according to claim 1, which is characterized in that the middle part of each longitudinally oriented strip is by the outer surface
Circular shape is bent to towards the inner surface.
4. contact copper splinter according to claim 1, which is characterized in that the length of each hangnail item be less than or equal to
The length of the corresponding longitudinal slot in its position.
5. contact copper splinter according to claim 1, which is characterized in that the width of each hangnail item be less than or equal to
The width of the corresponding longitudinal slot in its position.
6. contact copper splinter according to claim 1, which is characterized in that the length of each hangnail item is identical or not phase
Together.
7. contact copper splinter according to claim 1, which is characterized in that the linear shape of each hangnail item, fold-line-shaped
Shape or curve shape.
8. contact copper splinter according to claim 1, which is characterized in that the hangnail item at least one, and it is described fall
The quantity of thorn item is less than or equal to twice of the quantity of the longitudinal slot.
9. described in any item contact copper splinters according to claim 1~8, which is characterized in that the longitudinally oriented strip, first cross
It is formed to item, second Cross slat and the hangnail integrated punching.
10. electric connector, including interior copper sheathing, the first guide sleeve and the second guide sleeve, which is characterized in that the electric connector further includes power
Benefit requires 1~9 described in any item contact copper splinters, and the contact copper splinter is wound into tubbiness and is inserted into the interior copper sheathing；Institute
It states inner wall of first Cross slat with the interior copper sheathing close to the first end of the interior copper sheathing to abut, first guide sleeve is sheathed on institute
It states the first end of interior copper sheathing and clamps the interior copper sheathing and first Cross slat；Second Cross slat and the interior copper sheathing
Inner wall close to the second end of the interior copper sheathing abuts, and second guide sleeve is sheathed on the second end of the interior copper sheathing and clamps
The interior copper sheathing and first Cross slat.
11. electric connector according to claim 10, which is characterized in that first guide sleeve include the first outer ring piece,
First annular piece and first end connection sheet, the first annular piece are located in the first outer ring piece and with described the
Form the first holding tank between one outer ring piece, the first end connection sheet be connected to the end of the first outer ring piece with
Between the end of the first annular piece；First holding tank clamps the interior copper sheathing and first Cross slat, institute
It states the first outer ring piece to abut with the outer wall of the interior copper sheathing, the inner wall of the first annular piece and first Cross slat supports
It connects.
12. electric connector according to claim 11, which is characterized in that second guide sleeve include the second outer ring piece,
Second annular piece and the second end connection sheet, the second annular piece are located in the second outer ring piece and with described the
Form the second holding tank between two outer ring pieces, the second end connection sheet be connected to the end of the second outer ring piece with
Between the end of the second annular piece；Second holding tank clamps the interior copper sheathing and second Cross slat, institute
It states the second outer ring piece to abut with the outer wall of the interior copper sheathing, the inner wall of the second annular piece and second Cross slat supports
It connects.
13. electric connector according to claim 12, which is characterized in that the first end outer wall of the interior copper sheathing offers
One annular groove, the first outer ring piece are fastened on the first annular slot；The second end outer wall of the interior copper sheathing offers
Second ring slot, the second outer ring piece are fastened on second annular groove.
14. the manufacturing method of electric connector, which comprises the following steps:
S1, a contact copper splinter according to any one of claims 1 to 9 is provided, the contact copper splinter is wound into tubbiness；
S2, copper sheathing in one is provided, the contact copper splinter of tubbiness is inserted into the interior copper sheathing, first Cross slat is located at institute
State in interior copper sheathing and abutted with the first end close to the interior copper sheathing, second Cross slat be located at the interior copper sheathing it is interior and with lean on
The second end of the nearly interior copper sheathing abuts；
S3, one first guide sleeve is provided, first guide sleeve is sheathed on the first end of the interior copper sheathing and clamps the interior copper
Set and first Cross slat；
S4, one second guide sleeve is provided, second guide sleeve is sheathed on the second end of the interior copper sheathing and clamps the interior copper
Set and second Cross slat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610278403.1A CN105811142B (en) | 2016-04-28 | 2016-04-28 | Contact the manufacturing method of copper splinter and electric connector and electric connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610278403.1A CN105811142B (en) | 2016-04-28 | 2016-04-28 | Contact the manufacturing method of copper splinter and electric connector and electric connector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105811142A CN105811142A (en) | 2016-07-27 |
| CN105811142B true CN105811142B (en) | 2019-03-26 |
Family
ID=56458952
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610278403.1A Expired - Fee Related CN105811142B (en) | 2016-04-28 | 2016-04-28 | Contact the manufacturing method of copper splinter and electric connector and electric connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105811142B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108471007B (en) * | 2018-03-28 | 2019-10-01 | 宝利根（东莞）电子科技有限公司 | A kind of receptacle connector and its manufacturing method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3381261A (en) * | 1964-09-03 | 1968-04-30 | Sealectro Corp | Electrical sockets |
| CN101938056A (en) * | 2010-07-06 | 2011-01-05 | 吴远泽 | Jack electrical connector and manufacturing method thereof |
| CN102064414A (en) * | 2010-11-30 | 2011-05-18 | 苏州华旃航天电器有限公司 | Elastic contact element with concentric locating function |
| CN202772301U (en) * | 2012-07-30 | 2013-03-06 | 倪泉 | Jack contact |
| CN205724070U (en) * | 2016-04-28 | 2016-11-23 | 深圳龙友科技股份有限公司 | Contact copper splinter and electric connector |
-
2016
- 2016-04-28 CN CN201610278403.1A patent/CN105811142B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3381261A (en) * | 1964-09-03 | 1968-04-30 | Sealectro Corp | Electrical sockets |
| CN101938056A (en) * | 2010-07-06 | 2011-01-05 | 吴远泽 | Jack electrical connector and manufacturing method thereof |
| CN102064414A (en) * | 2010-11-30 | 2011-05-18 | 苏州华旃航天电器有限公司 | Elastic contact element with concentric locating function |
| CN202772301U (en) * | 2012-07-30 | 2013-03-06 | 倪泉 | Jack contact |
| CN205724070U (en) * | 2016-04-28 | 2016-11-23 | 深圳龙友科技股份有限公司 | Contact copper splinter and electric connector |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105811142A (en) | 2016-07-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105846203B (en) | Contact the manufacturing method of copper splinter and electric connector and electric connector | |
| US9325095B2 (en) | Female type contact for an electrical connector | |
| US9748685B2 (en) | Multi-contact terminal | |
| EP2639890B1 (en) | Press-fit type connector terminal | |
| CN108140960B (en) | Contact superimposed portions and the connectors with contact superimposed portions | |
| US20120295471A1 (en) | Variable canted coil spring cross section | |
| CN105993099A (en) | Electrical terminal with enhanced clamping force | |
| CN107425329B (en) | Terminal and connector | |
| US9270043B2 (en) | Connector | |
| CN203406448U (en) | Connector and female terminal thereof | |
| CN108352636A (en) | Plug contacts | |
| CN105811142B (en) | Contact the manufacturing method of copper splinter and electric connector and electric connector | |
| CN105870688B (en) | Contact the manufacturing method of copper splinter and electric connector and electric connector | |
| CN205724070U (en) | Contact copper splinter and electric connector | |
| US9397428B2 (en) | Electric connector with reduced insertion force | |
| CN105789952B (en) | Contact the manufacturing method of copper splinter and electric connector and electric connector | |
| CN106662546A (en) | Gas sensor | |
| CN107369939B (en) | Electric connector and mounting device thereof | |
| CN205846296U (en) | Contact copper splinter and electric connector | |
| JP6488835B2 (en) | Coil terminal connection structure | |
| JP2013187166A (en) | Contact spring for connector terminal, female terminal, male terminal, female connector, and male connector | |
| CN205828741U (en) | Electric connector and the erecting device of electric connector | |
| CN205752670U (en) | Contact copper splinter and electric connector | |
| CN211528493U (en) | Circuit board test probe | |
| CN209344383U (en) | Switch jaw contact part |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| CB03 | Change of inventor or designer information |
Inventor after: Li Shenping Inventor before: Li Shenping Inventor before: Li Bang Inventor before: Xiao Fei |
|
| COR | Change of bibliographic data | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190326 Termination date: 20200428 |