CN108923154A - A kind of the termination contact elastic slice and its manufacturing method of band elastic holding structure - Google Patents
A kind of the termination contact elastic slice and its manufacturing method of band elastic holding structure Download PDFInfo
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- CN108923154A CN108923154A CN201810931953.8A CN201810931953A CN108923154A CN 108923154 A CN108923154 A CN 108923154A CN 201810931953 A CN201810931953 A CN 201810931953A CN 108923154 A CN108923154 A CN 108923154A
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- contact
- chip mounting
- mounting portion
- conductive contact
- frame
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- 238000004519 manufacturing process Methods 0.000 title claims description 17
- 238000003780 insertion Methods 0.000 claims description 10
- 230000037431 insertion Effects 0.000 claims description 10
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 9
- 229910052802 copper Inorganic materials 0.000 claims description 9
- 239000010949 copper Substances 0.000 claims description 9
- 229910000881 Cu alloy Inorganic materials 0.000 claims description 8
- 238000005452 bending Methods 0.000 claims description 7
- 238000009434 installation Methods 0.000 claims description 7
- 229910000617 Mangalloy Inorganic materials 0.000 claims description 5
- 238000004080 punching Methods 0.000 claims description 5
- 239000010935 stainless steel Substances 0.000 claims description 5
- 229910001220 stainless steel Inorganic materials 0.000 claims description 5
- 239000000956 alloy Substances 0.000 claims description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 230000000903 blocking effect Effects 0.000 claims description 2
- 230000007547 defect Effects 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 10
- 238000000034 method Methods 0.000 description 6
- 239000000463 material Substances 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 238000009740 moulding (composite fabrication) Methods 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 230000009351 contact transmission Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 238000012797 qualification Methods 0.000 description 2
- 229910000906 Bronze Inorganic materials 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 206010037660 Pyrexia Diseases 0.000 description 1
- OWXLRKWPEIAGAT-UHFFFAOYSA-N [Mg].[Cu] Chemical compound [Mg].[Cu] OWXLRKWPEIAGAT-UHFFFAOYSA-N 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- DMFGNRRURHSENX-UHFFFAOYSA-N beryllium copper Chemical compound [Be].[Cu] DMFGNRRURHSENX-UHFFFAOYSA-N 0.000 description 1
- 239000010974 bronze Substances 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- YCKOAAUKSGOOJH-UHFFFAOYSA-N copper silver Chemical compound [Cu].[Ag].[Ag] YCKOAAUKSGOOJH-UHFFFAOYSA-N 0.000 description 1
- KUNSUQLRTQLHQQ-UHFFFAOYSA-N copper tin Chemical compound [Cu].[Sn] KUNSUQLRTQLHQQ-UHFFFAOYSA-N 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- UREBDLICKHMUKA-CXSFZGCWSA-N dexamethasone Chemical compound C1CC2=CC(=O)C=C[C@]2(C)[C@]2(F)[C@@H]1[C@@H]1C[C@@H](C)[C@@](C(=O)CO)(O)[C@@]1(C)C[C@@H]2O UREBDLICKHMUKA-CXSFZGCWSA-N 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 230000002427 irreversible effect Effects 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 238000007781 pre-processing Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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
- H01R13/10—Sockets for co-operation with pins or blades
- H01R13/11—Resilient sockets
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Coupling Device And Connection With Printed Circuit (AREA)
Abstract
The invention discloses the termination contact elastic slices of band elastic holding structure a kind of, including several conductive contact films, with elastically keep frame, the frame that elastically keeps includes several contact chip mounting portions for being located at the side portion of its two sides and being located therein, contact chip mounting portion two sides are connected to the side portion by elastic joint part and are equidistantly positioned along side portion extending direction, each contact chip mounting portion tilts stretching towards the inside that contact pin is inserted into the same direction, and the conductive contact film is separately mounted on the corresponding contact chip mounting portion.The present invention plugs when number is greater than 10000 times and still ensures that the contact flat spring validity, overcomes the defect of the prior art.And elastic retainer can be made tabular, cylindrical shape, rectangular cylindrical and bend to other shapes for being suitable for respective pins or connector in this structure, and the scope of application is very wide.
Description
Technical field
The present invention relates to connector end subdomains, and in particular to the termination contact elastic slice of band elastic holding structure a kind of and its
Manufacturing method.
Background technique
In electric connector field, in order to guarantee the plug number of terminal, usual termination contact piece, which is selected, has certain elasticity
With the beryllium copper of high conductivity, phosphor bronze or corson alloy material are made.The termination contact piece made of these materials has as follows
Several disadvantages：
1. due to the presence of termination contact resistance, contact transmission high current can generate high temperature, termination contact piece for a long time with
During contact pin contacts, it may occur that metal fatigue and residual stress, expendable plastic deformation, in long-term use process,
It will lead to contact engaging and separating force to become smaller, contact resistance increases, and connect-disconnect life substantially reduces, and leads connector assembly since temperature rise is excessively high
Cause is burnt, on fire, leads to serious safety accident.
2. termination contact elastic slice material used in current industry is generally very expensive, it is unfavorable for the reduction of product cost and pushes away
Extensively.
3. common contact flat spring conductivity < 60%IACS (International Annealed Copper Standard --- the conduction of standard anneal fine copper
Rate is 100%IACS, i.e. 5.80E+7 (1/ Ω m)), conductivity is low to make termination contact resistance increase, to can make terminal
Temperature rise increases when contact.
4. traditional termination contact piece is either through Overheating Treatment still by pre-processing, during long-term plug,
Elastic slice all can the irreversible plastic deformation of product especially needing often plug so that the service life of terminal be made to substantially reduce
Use occasion, such as electric vehicle charge interface, electric car changes electrical interface etc., traditional basic nothing of termination contact elastic piece structure
Method meets plug number and is greater than 10000 application requirements.
Publication No. provides a kind of insulation displacement connector elastic contact chip, multiple point contacts for the Chinese patent of CN102214865A
Part and flexible deformation portion are integrated, so can be formed wider by the width in flexible deformation portion, are prolonged to a certain extent
The service life of elastic contact chip has been grown, but still has been not enough to cope with plug number and is greater than 10000 occasions, and the range of point contact
Contact surface is smaller, be easy to cause poor contact, and contact transmission high current can generate high temperature.
Publication No. provides a kind of high current USB typeC connector for the Chinese patent of CN206834376U, for reality
Now plug number is greater than 10000 service life, is mutually tied using the biggish contact chip of hardness with the preferable conductive sheet of electric conductivity
It closes, but the structure inherently needs more copper alloy, also needs to increase the higher red copper high conductive material of price after improvement, have
Promote the defect of cost.And its structure may be only available for USB interface, lack wide usage.
Summary of the invention
The purpose of the present invention is to provide the termination contact elastic slices of band elastic holding structure a kind of, to solve in the prior art
After repeatedly plugging plastic deformation can occur for termination contact elastic slice, and contact engaging and separating force is caused to become smaller, and contact resistance increases, and connect-disconnect life is significantly
The technical issues of reduction.
The termination contact elastic slice with elastic holding structure, including several conductive contact films, and frame is elastically kept, institute
Stating and elastically keeping frame includes several contact chip mounting portions for being located at the side portion of its two sides and being located therein, the contact chip peace
Dress portion two sides are connected to the side portion by elastic joint part and are equidistantly positioned along side portion extending direction, each contact
Piece mounting portion tilts stretching towards the inside close to contact pin in the same direction, and the conductive contact film is separately mounted to the corresponding contact chip
On mounting portion.
Preferably, the contact surface of the conductive contact film is plane, and the contact chip mounting portion is and the contact face paste
The tilt flat plate of conjunction, one end is coplanar with the contact chip mounting portion in a free state for the elastic joint part, the other end and institute
It is coplanar to state side portion, generally smooth surface shape.
Preferably, one end that the conductive contact film is contacted with contact pin has in edge to be adapted with contact pin direction of insertion
Dog-ear inclined-plane.
Preferably, the frame that elastically keeps with elastomeric stainless steel or manganese steel by being made.
Preferably, the conductive contact film is to be connect conductivity greater than highly conductive made of 90% alloy material or fine copper
Contact.
Preferably, the conductive contact film is equipped with far from contact pin one end to the elasticity for elastically keeping and stretching out on the outside of frame
Foot-abutment.
Preferably, described to elastically keep frame along linear extension in tabular.
Preferably, it is described elastically keep frame along it is round extend it is cylindrical.
Preferably, the conductive contact film includes the fixed part being held in after bending on the contact chip mounting portion, described
Contact chip mounting portion end is equipped with the fixing groove for blocking the fixed part.
The advantage of the invention is that：Conductive contact film, which is mounted on, to be elastically kept on frame, is elastically kept frame and is provided support and bullet
Power because it does not play electric action, therefore can be used that hardness is larger, and elasticity is good, and the good material of plasticity_resistant deformation effect is such as stainless
Steel and high resiliency manganese steel etc..Plug number still ensures that the contact flat spring validity when being greater than 10000 times, overcomes the prior art
Defect.And elastic retainer can be made tabular, cylindrical shape, rectangular cylindrical and bend to other and be applicable in this structure
It is very wide in respective pins or the shape of connector, the scope of application.
A kind of manufacturing method of the termination contact elastic slice of band elastic holding structure as described above, includes the following steps：
Step 1, frame is elastically kept by what steel plate punched provided several contact chip mounting portions；
Step 2, fine copper plate or copper alloy plate are once stamped out into several conductive contact films, at this time the conductive contact film
Fixed part end vertical stretch out；
Step 3, conductive contact film one-to-one correspondence is installed on contact chip mounting portion, each conductive contact film is at least
There is the fixed part to be stuck in the fixing groove；
Step 4, by mould punching, fixed part bending is fastened into the contact chip mounting portion, completes one group of conduction
The installation of contact chip；
Step 5, the frame that elastically keeps for being equipped with conductive contact film is bent or is curled into the shape being adapted with Interface Shape
Shape.
In above-mentioned steps, step 1 can carry out simultaneously with step 2, and the conductive contact film number of a punching production can be with
The sum for elastically keeping contact chip mounting portion on frame stamped out simultaneously is equal.This sample manufacturing method can synchronize during installation
It carries out, it is more efficient, and it is less prone to the extra or insufficient of conductive contact film quantity.And this method is elastically kept in production
Frame and conductive contact film are all punch formings, and high production efficiency, qualification rate is good, low to producers' skill requirement, are easy to a large amount of
Manufacture.
Detailed description of the invention
Fig. 1 is the structural schematic diagram before the insertion of 1 contact pin of the embodiment of the present invention；
Fig. 2 is the structural schematic diagram after the insertion of 1 contact pin of the embodiment of the present invention；
Fig. 3 is the structural schematic diagram of elastic retainer in the embodiment of the present invention 1；
Fig. 4 is the top view of structure shown in Fig. 3；
Fig. 5 is the structural schematic diagram of several conductive contact films in the embodiment of the present invention 1；
Fig. 6 is the structural schematic diagram that rear terminal contact flat spring is assembled in the embodiment of the present invention 1；
Fig. 7 is the structural schematic diagram of structural base shown in Fig. 6；
Fig. 8 is the sectional view of structure shown in Fig. 6；
Fig. 9 is structural schematic diagram when 2 contact pin of the embodiment of the present invention is inserted into；
Figure 10 is the structural schematic diagram before the insertion of 3 contact pin of the embodiment of the present invention；
Figure 11 is the structural schematic diagram that rear terminal contact flat spring is assembled in the embodiment of the present invention 3；
Figure 12 is the structural schematic diagram in the embodiment of the present invention 4 before contact pin pressure.
Wherein, 1, conductive contact film, 11, dog-ear inclined-plane, 12, contact surface, 13, resilient end, 14, fixed part, 2, elasticity
Retainer, 21, contact chip mounting portion, 211, fixing groove, 22, side portion, 23, elastic joint part, 3, interface hull, 4, contact pin.
Specific embodiment
Below against attached drawing, by the description of the embodiment, making further details of theory to the specific embodiment of the invention
It is bright, to help those skilled in the art to have more complete, accurate and deep reason to inventive concept of the invention, technical solution
Solution.
Usual conductive contact film 1 is all using the preferable copper alloy manufacture of electric conductivity.The presence of termination contact resistance, contact pass
Defeated high current can generate high temperature, therefore termination contact piece has enough pressure to be bonded it as far as possible with 4 surface of contact pin, increase contact
Area.This pressure is derived from 1 natural resiliency of conductive contact film in the prior art.But the finite stiffness of copper alloy, for a long time with
During contact pin 4 contacts, it may occur that metal fatigue and residual stress cause expendable plastic deformation.Terminal connects in this way
Contact reduces the pressure of contact pin 4, and it is that contact resistance greatly increases that contact surface, which can also reduce,.
As shown in Figures 3 to 8, the present invention provides the termination contact elastic slice of band elastic holding structure a kind of, including it is several
Conductive contact film 1 and elastically keep frame 2.If elastically keeping frame 2 includes being located at the side portion 22 of its two sides and being located therein
Stem grafting contact mounting portion 21,21 two sides of contact chip mounting portion are connected to the side portion 22 and edge by elastic joint part 23
22 extending direction of side portion is equidistantly positioned.It is the empty slot of hollow out between adjacent contact chip mounting portion 21.
It is inside that frame 2, which is elastically kept, close to the side of contact pin 4, and the other side is close to the outside of interface hull 3.Each contact chip
Mounting portion 21 inwards stretch out in the same direction by inclination, and the angle with 22 extending direction of side portion is 15 °~45 °.This angle
Range not only ensure that contact chip mounting portion 21 is easy to be depressed by it when contact pin 4 is inserted into, but guarantee after being inserted into contact pin 4 can effectively by
Conductive contact film 1 is pressed on 4 surface of contact pin.If this angle is too small, repeatedly elastically keeping frame 2 after plug can occur slightly to mould
Property deformation, conductive contact film 1 will be difficult to be pressed on contact pin 4；Angle is excessive, plug contact pin 4 when it is too big by resistance, both arduously
It will cause more abrasion again.
Conductive contact film 1 is separately mounted on the corresponding contact chip mounting portion 21.Elastic joint part 23 is in non-pressure-bearing
Free state under one end it is coplanar with the contact chip mounting portion 21, the other end is coplanar with the side portion 22, generally smoothly
Curve form.The structure can be reduced the stress generated when deformation and concentrate, and elasticity is good, is not susceptible to plastic deformation.When contact pin 4 is inserted into
Contact chip mounting portion 21 can be pressed towards 22 place plane of side portion afterwards, and elastic joint part 23 and its both ends junction is enabled to generate elasticity
Deformation elastically keeps the offer of frame 2 pressure and conductive contact film 1 is pressed on contact pin 4.
In order to increase the contact area of conductive contact film 1 Yu contact pin 4 as far as possible, the contact surface 12 of conductive contact film 1 is plane,
The contact chip mounting portion 21 is the tilt flat plate being bonded with the contact surface 12.After contact pin 4 is fully inserted into, contact pin 4 and more
A conductive contact film 1 is face contact, this can effectively reduce the presence of termination contact resistance, and interface is avoided to overheat, and guarantees to set
Standby safety.
Mainly play a part of to support and provide elastic compression contact pin 4 due to elastically keeping frame 2, it can be by with elastomeric
Stainless steel or manganese steel are made.The hardness of stainless steel or manganese steel, elasticity and metal fatigue resistance are above copper alloy, and price is opposite
It is lower, therefore reduce while guaranteeing service life the use of copper alloy, it reduces costs.Conductive contact film 1 is because no longer
Play a part of to provide elastic force, therefore can be used by conductivity greater than alloy materials or fine copper such as the copper silver of 90%IACS, copper magnesium
Highly conductive contact chip is made.These materials because of intensity deficiency, lacked flexibility, price is higher and cannot use originally.Due to conduction
1 volume of contact chip reduces, and also becomes feasible in cost using the higher high conductive material of price.
In be located at 21 extension end of contact chip mounting portion be front end, the other end is rear end.1 rear and front end of conductive contact film is set
Be equipped with bending during installation link closely contact chip mounting portion 21 fixed part 14 for installation on contact chip mounting portion 21, using this
The fixing groove 211 that match with fixed part 14 at this can be arranged in the extension end of contact chip mounting portion 21 in structure installation, at this
Fixed part 14 be fixed slot 211 and block and can prevent conductive contact film 1 from moving left and right, firmly install in this way.If not using this
Conductive contact film 1 can also be directly riveted on contact chip mounting portion 21 by mounting structure.
1 rear end of conductive contact film is also provided with resilient end 13, resilient end 13 can perpendicular to the contact surface 12,
When conductive contact film 1 is pressed towards interface hull 3, resilient end 13, which rotates together, to be against on interface hull 3, can be generated centainly
Elastic force, help clamp contact pin 4, and reduction elastically keeps stress suffered by frame 2.Resilient end 13 and 21 rear end of contact chip mounting portion are consolidated
Determine empty slot of the portion 14 across contact chip mounting portion 21.
Elastic retainer 2 can be made tabular, cylindrical shape, rectangular cylindrical and bend to other and be suitable in this structure
The shape of respective pins 4 or connector, to keep the terminal contact flat spring scope of application very wide.Specific embodiment is as follows：
Embodiment 1 elastically keeps frame 2 along linear extension in tabular, and contact pin 4 is in the frame 2 that elastically keeps along elasticity guarantor
2 extending direction of frame is held to be inserted in parallel into towards the inclined contact surface 12 of conductive contact film 1.During this contact chip mounting portion 21 therewith by
Interface hull 3 is pressed to, frame 2 is elastically kept after insertion and plays the role of providing the guarantee contact engaging and separating force of elastic compression contact pin 4.This is suitable for
The sheet contact pin of single-contact.
Embodiment 2 elastically keeps frame 2 and extends along rectangle in rectangular cylindrical, contact pin 4 in it is described elastically keep 2 side of frame by
Interface end insertion, conductive contact film 1 are predominantly located at the two sides with 4 conductive portions contact of contact pin.In the structure, conductive contact film 1
Edge be at first with 4 contact portion of contact pin, therefore the one end that is contacted with contact pin 4 of conductive contact film 1 edge have with
The adaptable dog-ear inclined-plane 11 of 4 direction of insertion of contact pin.When contact pin 4 is inserted into, contact pin 4 will contact by squeezing the dog-ear inclined-plane 11
Piece mounting portion 21 presses to interface hull 3.The structure is used for the rectangular contact pin of double contact.
Embodiment 3, elastically keep frame 2 along circle extend it is cylindrical, contact pin 4 is in 2 side of frame that elastically keeps by connecing
The insertion of mouth end, conductive contact film 1 are located at the inside contacted with contact pin 4.In the structure, conductive contact film 1 contacted with contact pin 4 one
Holding has the dog-ear inclined-plane 11 being adapted with 4 direction of insertion of contact pin in edge, and contact pin 4 will by squeezing the dog-ear inclined-plane 11
Contact chip mounting portion 21 presses to interface hull 3.The structure is used for cylinder contact pin.
Embodiment 4 elastically keeps frame 2 along linear extension in tabular, and contact pin 4 is to be press directly against the conductive contact film 1
Contact surface 12 planar structure.This structure when planar structure contact pin 4 compress after can contact pin 4 fixed by snap, elasticity protect
Holding frame 2 fits closely the contact surface 12 of conductive contact film 1 with 4 surface of contact pin, guarantees that contact resistance is smaller, interface fever is small.
The frame 2 and the conductive contact film 1 of elastically keeping all is metal product, is tied using stamping forming integration
Structure.
The present invention also provides a kind of manufacturing methods of termination contact elastic slice, include the following steps：
Step 1, frame is elastically kept by what steel plate punched provided several contact chip mounting portions；
Step 2, fine copper plate or copper alloy plate are once stamped out into several conductive contact films, at this time the conductive contact film
Fixed part end vertical stretch out；
Step 3, conductive contact film one-to-one correspondence is installed on contact chip mounting portion, each conductive contact film is at least
There is the fixed part to be stuck in the fixing groove；
Step 4, by mould punching, fixed part bending is fastened into the contact chip mounting portion, completes one group of conduction
The installation of contact chip；
Step 5, the frame that elastically keeps for being equipped with conductive contact film is bent or is curled into the shape being adapted with Interface Shape
Shape.
In above-mentioned steps, step 1 can carry out simultaneously with step 2, and the conductive contact film number of a punching production can be with
The sum for elastically keeping contact chip mounting portion on frame stamped out simultaneously is equal.Progress can be synchronized when installing in this way, efficiency is more
Height, and it is less prone to the extra or insufficient of conductive contact film quantity.And this method elastically keeps frame in production and conduction connects
Contact is all punch forming, and high production efficiency, qualification rate is good, low to producers' skill requirement, is easy to largely manufacture, reduce at
This.
Using terminal contact flat spring, plugs when number is greater than 10000 times and still ensure that the contact flat spring validity, overcome
The defect of the prior art.Manufacturing cost decline simultaneously, and highly conductive contact chip can be used, improve conductivity and conductive contact
The contact area of piece 1 thus greatly reduces contact resistance, reduces the heat generated in use, guarantees the safety of interface.
The present invention is exemplarily described above in conjunction with attached drawing, it is clear that the present invention implements not by aforesaid way
Limitation, it is or not improved as long as using the improvement for the various unsubstantialities that the method for the present invention conception and technical scheme carry out
Present inventive concept and technical solution are directly applied into other occasions, within that scope of the present invention.
Claims (10)
1. a kind of termination contact elastic slice of band elastic holding structure, including several conductive contact films (1), it is characterised in that：Also wrap
It includes and elastically keeps frame (2), the frame (2) that elastically keeps includes being located at the side portion (22) of its two sides and being located therein several
Contact chip mounting portion (21), contact chip mounting portion (21) two sides are connected to the side portion by elastic joint part (23)
(22) and along side portion (22) extending direction it is equidistantly positioned, each contact chip mounting portion (21) is towards close to the interior of contact pin (4)
Side tilts stretching in the same direction, and the conductive contact film (1) is separately mounted on the corresponding contact chip mounting portion (21).
2. the termination contact elastic slice of band elastic holding structure according to claim 1 a kind of, piece, it is characterised in that：It is described
The contact surface (12) of conductive contact film (1) is plane, and the contact chip mounting portion (21) is to be bonded with the contact surface (12)
Tilt flat plate, one end is coplanar with the contact chip mounting portion (21) in a free state for the elastic joint part (23), the other end
It is coplanar with the side portion (22), generally smooth surface shape.
3. the termination contact elastic slice of band elastic holding structure according to claim 2 a kind of, piece, it is characterised in that：It is described
One end that conductive contact film (1) is contacted with contact pin (4) has the dog-ear inclined-plane being adapted with contact pin (4) direction of insertion in edge
(11)。
4. the termination contact elastic slice of band elastic holding structure according to claim 3 a kind of, piece, it is characterised in that：It is described
Frame (2) is elastically kept by being made with elastomeric stainless steel or manganese steel.
5. the termination contact elastic slice of band elastic holding structure according to claim 4 a kind of, it is characterised in that：The conduction
Contact chip (1) is the highly conductive contact chip (1) made of alloy material or fine copper of the conductivity greater than 90%.
6. the termination contact elastic slice of band elastic holding structure according to claim 5 a kind of, piece, it is characterised in that：It is described
Conductive contact film (1) is equipped with to the elasticity stretched out on the outside of frame (2) that elastically keeps in the close side portion (22) one end and supports
Foot (13).
7. the termination contact elastic slice of band elastic holding structure according to claim 6 a kind of, piece, it is characterised in that：It is described
Frame (2) is elastically kept along linear extension in tabular.
8. the termination contact elastic slice of band elastic holding structure according to claim 6 a kind of, piece, it is characterised in that：It is described
It is cylindrical along circle extension to elastically keep frame (2).
9. the termination contact elastic slice of band elastic holding structure according to claim 1 a kind of, piece, it is characterised in that：It is described
Conductive contact film (1) includes the fixed part (14) being held in after bending on the contact chip mounting portion (21), the contact chip peace
Dress portion (21) end is equipped with the fixing groove (211) for blocking the fixed part (14).
10. a kind of manufacturing method of the termination contact elastic slice of -9 described in any item band elastic holding structures according to claim 1,
It is characterized in that：Include the following steps,
Step 1, frame (2) are elastically kept by what steel plate punched provided several contact chip mounting portions (21)；
Step 2, fine copper plate or copper alloy plate are once stamped out into several conductive contact films (1), at this time the conductive contact film
(1) end vertical of fixed part (14) stretches out；
Step 3, the conductive contact film (1) is corresponded and is installed on contact chip mounting portion (21), each conductive contact film
(1) at least one described fixed part (14) is stuck in the fixing groove (211)；
Step 4, by mould punching, the fixed part (14) bending is fastened into the contact chip mounting portion (21), completes one group
The installation of conductive contact film (1)；
Step 5, it will be equipped with what the elastically keeping of conductive contact film (1) frame (2) bending or be curled into was adapted with Interface Shape
Shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810931953.8A CN108923154A (en) | 2018-08-16 | 2018-08-16 | A kind of the termination contact elastic slice and its manufacturing method of band elastic holding structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810931953.8A CN108923154A (en) | 2018-08-16 | 2018-08-16 | A kind of the termination contact elastic slice and its manufacturing method of band elastic holding structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108923154A true CN108923154A (en) | 2018-11-30 |
Family
ID=64405046
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810931953.8A Pending CN108923154A (en) | 2018-08-16 | 2018-08-16 | A kind of the termination contact elastic slice and its manufacturing method of band elastic holding structure |
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| CN (1) | CN108923154A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111817100A (en) * | 2019-07-15 | 2020-10-23 | 俞国锋 | Elastic sheet preparation device for elastic sheet type wire pressing frame |
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| CN101584087A (en) * | 2007-01-31 | 2009-11-18 | 马尔遆公开股份有限公司 | Contact element and use of such a contact element in a plug connection |
| CN103985994A (en) * | 2014-05-04 | 2014-08-13 | 莫西元 | Conductive contact finger, watchband type connector and manufacturing method of conductive contact finger and watchband type connector |
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| CN111817100A (en) * | 2019-07-15 | 2020-10-23 | 俞国锋 | Elastic sheet preparation device for elastic sheet type wire pressing frame |
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Effective date of registration: 20190905 Address after: 518116 Longbi Industrial Zone, 27 Dafapu Community Dafa Road, Bantian Street, Longgang District, Shenzhen City, Guangdong Province, 19 buildings 721 Applicant after: Shenzhen Puri Precision Technology Co., Ltd. Address before: 430100 Hongshanfu District, Dongjinghe Road, Wuhan Economic and Technological Development Zone, Hubei Province, 6 buildings, 2 units 14-05 Applicant before: Hu Shiyong |