CN116598819A - High density high rate connector - Google Patents
High density high rate connector Download PDFInfo
- Publication number
- CN116598819A CN116598819A CN202310356624.6A CN202310356624A CN116598819A CN 116598819 A CN116598819 A CN 116598819A CN 202310356624 A CN202310356624 A CN 202310356624A CN 116598819 A CN116598819 A CN 116598819A
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- fixing
- slot
- welding
- density
- hole
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- 238000003466 welding Methods 0.000 claims abstract description 49
- 239000000463 material Substances 0.000 claims abstract description 24
- 230000003014 reinforcing effect Effects 0.000 claims description 16
- 210000000988 bone and bone Anatomy 0.000 claims description 12
- 238000005452 bending Methods 0.000 claims description 11
- 239000012212 insulator Substances 0.000 claims description 8
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 230000004308 accommodation Effects 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 238000010586 diagram Methods 0.000 description 5
- 238000009413 insulation Methods 0.000 description 4
- 230000000903 blocking effect Effects 0.000 description 3
- 239000003292 glue Substances 0.000 description 3
- 238000001746 injection moulding Methods 0.000 description 3
- 238000003780 insertion Methods 0.000 description 3
- 230000037431 insertion Effects 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 238000000465 moulding Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 238000005476 soldering Methods 0.000 description 2
- 230000001154 acute effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R12/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
- H01R12/70—Coupling devices
- H01R12/71—Coupling devices for rigid printing circuits or like structures
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/40—Securing contact members in or to a base or case; Insulating of contact members
- H01R13/405—Securing in non-demountable manner, e.g. moulding, riveting
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/46—Bases; Cases
- H01R13/502—Bases; Cases composed of different pieces
-
- 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
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/629—Additional means for facilitating engagement or disengagement of coupling parts, e.g. aligning or guiding means, levers, gas pressure electrical locking indicators, manufacturing tolerances
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Landscapes
- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
The invention provides a high-density high-speed connector, which comprises an insulating body, wherein the front side surface of the insulating body is provided with a slot extending along the longitudinal direction, a plurality of lower-row terminals and a plurality of upper-row terminals are respectively distributed on the lower side and the upper side of the slot, each upper-row terminal comprises a material belt connecting part, an elastic arm, a fixing part, a connecting part and a welding part which are sequentially connected, the tail end of the elastic arm protrudes downwards to form a contact part extending into the slot, the material belt connecting part and the elastic arm are connected on two opposite sides of the fixing part, and the elastic arm, the fixing part and the material belt connecting part are positioned on the same straight line; the high-density high-speed connector not only can improve SI performance, but also can improve assembly speed and production efficiency.
Description
Technical Field
The invention belongs to the field of connectors, and particularly relates to a high-density high-speed connector.
Background
Computers with small space requirements, such as notebook computers, all-in-one computers, small chassis computers, etc., typically employ SODDR and m.2 connectors.
Conventional SODDR, M.2, etc. connectors, the upper and lower rows of terminals are generally designed in an "F" shape. The novel connector and the locking card for locking the connector disclosed in chinese patent CN202010950993.4, the connector comprises an HSG body, and a plurality of upper terminals and a plurality of lower terminals which are arranged in the HSG body and are mutually matched, wherein the contact points of the upper terminals and the lower terminals are arranged in a front-back contact manner so as to realize 25-degree oblique plugging. The upper row of terminals and the lower row of terminals are of F-shaped structures. The contact points of the upper row of terminals and the lower row of terminals are of a prepressing-free structure, so that the length of the head of the terminals can be shortened, and the SI performance such as characteristic impedance, insertion loss and return loss can be improved.
The upper row of terminals and the lower row of terminals are provided with corresponding first fixing parts and second fixing parts, and the first fixing parts are provided with a plurality of through clamping grooves. The second fixing part is of a convex hull structure. The HSG body is internally provided with a lug matched with the clamping groove of the first fixing part and a groove matched with the convex hull of the second fixing part.
Although the upper row of terminals of the above patent improves SI performance by shortening the length of the terminal head, the arm of force between the contact point of the upper row of terminals and the first holding portion is not in line with the first holding portion, and SI performance is still affected. In addition, the arm of force between the contact point and the first holding part of the upper-row terminal is not on the same straight line with the material belt connecting part which corresponds to the position of the first holding part and faces to the opposite direction of the first holding part, and the swing condition exists when the upper-row terminal is inserted and fixed into the HSG body at a high speed, so that the assembly speed and the production efficiency of the upper-row terminal and the HSG body are affected.
Disclosure of Invention
Accordingly, the present invention is directed to a high-density and high-speed connector, which not only improves SI performance, but also improves assembly speed and production efficiency.
In order to solve the technical problems, the invention adopts the following technical scheme:
the utility model provides a high density high-speed connector, includes the insulator, the slot that extends along the lengthwise direction has been seted up to the leading flank of insulator, and a plurality of lower row terminals, a plurality of upper row terminals distribute respectively in downside, the upside of slot, and each upper row terminal includes material area connecting portion and the elastic arm, the fixed part, connecting portion and the welding portion that connect gradually, and the terminal downward bulge of elastic arm forms the contact portion that stretches into in the slot, material area connecting portion and elastic arm connect at the opposite sides of fixed part, and elastic arm, fixed part and material area connecting portion are located same straight line.
Further, the tip of the contact portion extends obliquely upward to form a guide portion.
Further, the upper and lower sides of the holding portion are provided with clamping points for clamping and fixing the insulating body.
Further, the position of the terminal accommodating hole for accommodating the upper row of terminals, which is combined with the fixing part, is a step hole with a narrow front and a wide rear, the elastic arm and the material belt connecting part are respectively positioned at the front side and the rear side of the fixing part, the rear part of the elastic arm, the fixing part and the material belt connecting part are respectively positioned in the step hole, and the front narrow position and the rear wide position of the step hole are respectively clamped and fixed at the clamping point of the fixing part.
Further, the holding portion is provided with an opening, and the axis of the opening is parallel to the longitudinal direction of the slot.
Further, the material belt connecting portions are distributed at the upper position and the lower position of the rear side of the fixing portion, the lower side of the fixing portion extends downwards to form the connecting portions, and the lower side of the elastic arm protrudes downwards to form the contact portion.
Further, the two ends of the slot in the longitudinal direction are provided with end walls for closing the slot, the front side surface of each end wall is provided with a through hole penetrating through the rear side surface of the insulating body, a main bone position of the insulating body is arranged between the rear wall of the slot and the rear side surface of the insulating body, a reinforcing part is connected between two hole walls of each through hole, which are perpendicular to the slot in the longitudinal direction, and the reinforcing part is overlapped with the main bone position and has an overlapping area of more than 50%.
Further, each of the through holes is fixedly provided with a locking piece, each locking piece comprises a main body part, hand-break parts and a fixing part, the hand-break parts and the fixing parts are positioned at the front end and the rear end of the main body part, an extension part with a slot is formed between the lower edge of the main body part and the main body part, one end of the extension part is a free end, the lower edges of the extension parts of the two locking pieces are oppositely bent to form a welding part, the fixing part comprises a first fixing arm and a second fixing arm which are clamped and fixed in the through holes and are distributed up and down, a spacing slot is formed between the first fixing arm and the second fixing arm, and the reinforcing part is positioned in the spacing slot.
Further, the lower edge of the main body part is vertically bent towards the side where the welding part is located beside the free end of the extension part to form a bending part, the bending part is parallel to the welding part and higher than the welding part, the side, far away from the welding part, of the bending part is upwards bent towards the welding part to form a clamping supporting part, and the clamping supporting part is overlapped on the upper surface of the bending part.
Further, the side, close to the welding part, of the holding and clamping part is inclined downwards towards the welding part and then horizontally extends to form a limiting part, and the horizontal part of the limiting part extends to the upper part of the welding part to be partially overlapped with the welding part and the extending part.
Compared with the prior art, the invention has the following main beneficial effects: by arranging the elastic arm, the fixing part and the material belt connecting part on the same straight line, the SI performance can be improved, the swinging condition is reduced when the upper-row terminal is inserted and fixed into the insulating body at high speed, and the speed of assembling the upper-row terminal into the insulating body can be improved, so that the production efficiency is improved; through arranging the reinforcing part which is overlapped with the main bone position and has the overlapped area of more than 50% in the through hole, the fluidity of the insulation body is greatly improved during injection molding, and the molding is easier; the lower edge of the extending part is vertically bent to form a welding part, so that sheet metal materials are reduced, the stamping forming is simple, and the production efficiency is improved; a welding part is adopted for fixing the whole high-density high-speed connector; the limiting part partially overlapped with the welding part and the extending part is adopted, when the force acts on the hand-break part, the high-density high-speed connector can be broken off, and at the moment, the limiting part can strike on the extending part connected with the welding part to prevent the damage caused by excessive breaking off; the electronic card can be supported by the card supporting part, so that the electronic card is prevented from being excessively pressed down to damage the contact terminal to cause poor electrical contact.
Drawings
FIG. 1 is a schematic diagram of a high-density high-rate connector of the present invention with the high-density high-rate connector and an electronic card exploded;
FIG. 2 is a schematic diagram of a high-density high-rate connector of the present invention mated with a high-density high-rate connector and an electronic card;
FIG. 3 is a schematic diagram II of the high-density high-rate connector of the present invention mated with a high-density high-rate connector and an electronic card;
FIG. 4 is a schematic diagram of the high-density high-rate connector of the present invention mated with a high-density high-rate connector;
FIG. 5 is a partial schematic illustration of a high density high rate connector;
FIG. 6 is a cross-sectional view taken along the direction A-A of FIG. 5;
FIG. 7 is a partial schematic diagram II of a high density high rate connector;
FIG. 8 is a cross-sectional view taken along the direction B-B shown in FIG. 7;
FIG. 9 is a schematic view of the latch of FIG. 7 removed;
FIG. 10 is a schematic view of the latch of FIG. 8 removed;
FIG. 11 is a schematic view of the partial metal terminal of FIG. 9 after removal;
FIG. 12 is a cross-sectional view taken along the direction C-C of FIG. 11;
FIG. 13 is a schematic view of an upper row of terminals;
fig. 14 is a schematic view of a lower row of terminals;
fig. 15 is a schematic cross-sectional view of the upper row of terminals in combination with the insulator body;
fig. 16 is a schematic cross-sectional view of the lower row of terminals in combination with the insulator body;
FIG. 17 is a schematic view of a first latch member;
fig. 18 is a second schematic view of the locking element.
Description of the embodiments
For a better understanding of the invention with objects, structures, features, and effects, the invention will be described further with reference to the drawings and to the detailed description.
As shown in fig. 1 to 18, the high-density high-rate connector includes an insulating body 1 and a plurality of metal terminals 2.
The front side of the insulative housing 1 is provided with a slot 10 extending in a longitudinal direction (i.e., a left-right direction) for inserting an electronic card 3. Terminal receiving holes 11 are formed in the upper and lower side walls of the socket 10, and the terminal receiving holes 11 penetrate through the front and rear surfaces of the insulating body 1. The insulating body 1 has end walls 12 closing the slot 10 at both ends (i.e., left and right ends) in the longitudinal direction of the slot 11, and two side walls 13 and the two end walls 12 in the width direction (i.e., upper and lower sides) of the slot 10 enclose the slot 10. The front side surfaces of the two end walls 12 of the insulating body 1 are recessed to form a through hole 14, and the through hole 14 penetrates the rear side surface of the insulating body 1. A fool-proof part 15 is connected between the two side walls 13 of the slot 10. Between the rear wall of the slot 11 and the rear side of the insulator 1 is a main bone 16 of the insulator 1. The reinforcing portion 17 is connected between two hole walls (i.e., left and right hole walls) of each through hole 14 perpendicular to the longitudinal direction of the socket 10, the reinforcing portion 17 overlaps the main bone site 16, and the overlapping area of the reinforcing portion 17 and the main bone site 16 is 50%. When the mold designs the glue feeding point, the glue feeding position is usually designed at the position corresponding to the two ends of the insulation body 1 in the longitudinal direction and opposite to the main bone position 16, and the glue feeding point 100 and the main bone position 16 are connected through the reinforcing part 17, so that the fluidity is greatly improved during the injection molding of the insulation body 1, and the molding of the insulation body 1 is easier.
The rear end of the reinforcing portion 17 extends to the rear side of the insulating body 1, the front end of the reinforcing portion 17 extends to a position short of the middle of the through hole 14, so that the front portion of the through hole 14 is an integral hole, the rear portion of the through hole 14 is divided by the reinforcing portion 17 to form two slots, which are respectively matched with a first holding arm 431 and a second holding arm 432 as described below, one slot further accommodates an elastic retaining portion 4c as described below, and a blocking wall 141 is blocked in front of the elastic retaining portion 4 c. Specifically, the hole walls of the two hole walls (i.e., the left and right hole walls) perpendicular to the slot 10 of the through hole 14, which are far from the slot 10, are recessed with a recessed groove 18, the blocking wall 141 is provided in the recessed groove 18 near the front side of the end wall 12, and the recessed groove 18 extends to the rear side of the insulating body 1.
The plurality of metal terminals 2 include a plurality of upper row terminals 21 and a plurality of lower row terminals 22. The upper row of terminals 21 are disposed in the terminal receiving holes 11 on the upper side of the socket 10, and the lower row of terminals 22 are disposed in the terminal receiving holes 11 on the lower side of the socket 10. Each upper row of terminals 21 and each lower row of terminals 22 includes a material tape connecting portion 2a, and an elastic arm 2b, a holding portion 2c, a connecting portion 2d, and a welding portion 2e which are connected in order. The terminal receiving hole 11 for receiving the upper row of terminals 21 has a stepped hole 19 with a narrow front and a wide rear at a position where the terminal receiving hole is combined with the holding portion 2c of the upper row of terminals 21, and the rear portion of the elastic arm 2b, the holding portion 2c and the material tape connecting portion 2a of the upper row of terminals 21 are located in the stepped hole 19.
The end of the elastic arm 2b of the upper row of terminals 21 protrudes downwards to form an upper contact portion 211 extending into the slot 10, the material strip connecting portion 2a and the elastic arm 2b of the upper row of terminals 21 are connected on the front and rear opposite sides of the holding portion 2c, and the elastic arm 2b, the holding portion 2c and the material strip connecting portion 2a of the upper row of terminals 21 are located on the same straight line. The tip of the upper contact portion 211 extends obliquely upward to form a guide portion 212 for guiding insertion of the electronic card 3. The rear part of the elastic arm 2b and the holding part 2c of the upper row of terminals 21 and the material tape connecting part 2a are located in the fixing hole 19. The upper and lower sides of the holding portion 2c of the upper row of terminals 21 have clamping points 213 which are clamped and fixed on the insulating body 1. The front narrow position and the rear wide position of the step hole 19 are used for clamping and fixing the clamping point 213 of the fixing part 2 c.
The holding portion 2c of the upper row of terminals 21 is provided with an opening 214, and the axis of the opening 214 is parallel to the longitudinal direction of the slot 10. The material strip connecting parts 2a of the upper row of terminals 21 are distributed at the upper and lower positions of the rear side of the holding part 2c, the lower side of the holding part 2c extends downwards and vertically to form the connecting parts 2a, and the connecting parts 2a bend outwards to form welding parts 2e. The lower side of the elastic arm 2b of the upper row of terminals 21 protrudes downward to form the upper contact portion 211.
The upper side of the holding portion 2c of the lower row of terminals 22 extends upwards and is bent forwards to form an elastic arm 2b, the tail end of the elastic arm 2b of the lower row of terminals 22 protrudes upwards to extend into a lower contact portion 221 in the slot, and the electronic card 3 is electrically connected with the upper contact portion 211 and the lower contact portion 221. The lower side of the holding portion 2c of the lower row of terminals 22 extends downward to form a connecting portion 2d, and the connecting portion 2d is bent outward to form a welding portion 2e.
The electronic card 3 includes a main body 31 and an opposite plug portion 32, and the opposite plug portion 32 is connected to the rear end of the main body 31. The counter insertion portion 32 is inserted into the slot 10. The counter-plug part 32 is provided with a yielding groove 33, and the yielding groove 33 is matched with the fool-proof part 15 in the slot 10 of the insulating body 1. The left and right sides of the main body 31 of the electronic card 3 are protruded to form protruded parts 34 thinner than the main body 31, and notches 35 are formed at the protruded parts 34 of the left and right sides of the main body 31.
The high-density high-speed connector further comprises locking pieces 4 arranged in through holes 14 of end walls 12 at the left end and the right end of the insulating body 1, an accommodating space a is formed between the two locking pieces 4, and the electronic card 3 is positioned in the accommodating space a.
The locking member 4 includes a main body 41, and a hand breaking portion 42 and a holding portion 43 at two ends (i.e., front and rear ends) of the main body 41 in the longitudinal direction. The hand breaking portion 42 is correspondingly located in the notch 35, and the holding portion 43 is correspondingly fixed in the through hole 14.
The main body 41 is further provided with a welding portion 44, an extension portion 45 forming a slot 4a with the main body 41 is provided at the lower edge of the main body 41 in the length direction, one end (i.e., the rear end) of the extension portion 45 in the length direction of the main body 41 is connected with the main body 41, the other end (i.e., the front end) of the extension portion 45 in the length direction of the main body 41 is a free end, the lower edge of the extension portion 45 is vertically bent into the accommodating space a to form the welding portion 44, and the welding portion 44 is located below the lower surface of the protruding portion 34 of the electronic card 3. The arrangement of the slot one 4a enables the locking piece 4 to be smoothly broken off so as to smoothly take out the electronic card 3.
The lower edge of the main body 41 is vertically bent toward the side of the welding portion 44 (i.e., toward the receiving space a) near the free end of the extension portion 45 to form a bent portion 46, the bent portion 46 is parallel to the welding portion 44, and the bent portion 46 is higher than the welding portion 44, the side (i.e., the front side) of the bent portion 46 away from the welding portion 44 is bent upward and toward the welding portion 44 (i.e., the rear side) to form a supporting portion 47, and the supporting portion 47 is stacked on the upper surface of the bent portion 46 and is supported on the lower surface of the protruding portion 34 of the electronic card 3. The catch 46 is located on the front side of the extension 45, i.e. beside the free end of the extension 45.
The clip portion 46 extends toward the welding portion 44 (i.e., toward the rear) toward the welding portion 44 to form a stopper portion 48. The limiting portion 48 is formed by extending the clamping portion 46 horizontally after being inclined downward, the horizontal portion of the limiting portion 48 (i.e. the end section of the limiting portion 48) extends to the upper portion of the welding portion 44 to overlap with the welding portion 44 and the extending portion 45, and the horizontal portion of the limiting portion 48 is located below the lower surface of the electronic card 3. The side, close to the main body 41, of the holding and clamping portion 46 is vertically bent upwards to form an anti-swing portion 49, and the protruding portions 34 on the left side and the right side of the electronic card 3 are located between the anti-swing portions 49 of the two locking pieces 4.
The upper edge of the main body 41 in the length direction is bent toward the side where the welding portion 44 is located (i.e., toward the inside of the accommodating space a) to form a fastening portion 4b, the fastening portion 4b is disposed obliquely with respect to the main body 41 and forms an acute angle with the main body 41, and the fastening portion 4b and the bending portion 46 are disposed in a staggered manner. The buckling part 4b buckles on the upper surface of the protruding part 34 of the electronic card 3 to press the electronic card 3.
The upper edge of the hand breaking portion 42 in the length direction of the main body portion 41 is bent horizontally toward the accommodating space a from the side where the welding portion 44 is located, and then is bent vertically downward, the vertical bending portion of the hand breaking portion 42 is protruded toward the welding portion 44 to form a back-preventing portion 42a, and the fastening portion 4b is located between the hand breaking portion 42 and the bending portion 46.
The holding portion 43 includes a first holding arm 431 and a second holding arm 432 that are vertically distributed, a space slot 43a is formed between the first holding arm 431 and the second holding arm 432, the reinforcing portion 17 is located in the space slot 43a, one end of the first holding arm 431 and one end of the second holding arm 432 along the length direction of the main body portion 41 are connected with the main body portion 41, the other end of the first holding arm 431 and the other end of the second holding arm 432 along the length direction of the main body portion 41 are free ends, opposite sides of the first holding arm 431 and the second holding arm 432 are protruded to form a rotation pivot 43b, the rotation pivot 43b is clamped and fixed on two hole walls (i.e., upper hole walls and lower hole walls) of the through hole 14 that are parallel to the longitudinal direction of the slot 10, after the holding portion 43 of the whole locking member 4 is inserted into the through hole 14, a certain space can be rotated and swung, and the locking member 4 can be guaranteed to be automatically flatly attached to the circuit board when the soldering portion 44 is soldered to the circuit board, and the soldering yield is improved.
The main body 41 is pressed near the fixing portion 43 to form an elastic retaining portion 4c, a slot two 4d is formed between the elastic retaining portion 4c and the main body 41, an end portion of the first fixing arm 431 connected with the main body 41 is connected with one end of the elastic retaining portion 4c, the other end (front end) of the elastic retaining portion 4c is a free end, the free ends of the first fixing arm 431 and the second fixing arm 432 and the free end of the elastic retaining portion 4c are reversely arranged, and the free end of the elastic retaining portion 4c and the free end of the extending portion 45 are arranged in the same direction. The elastic stopper 4c is located in the recess 18, and the blocking wall 141 is located on the front side of the front end of the elastic stopper 4 c.
Compared with the prior art, the invention has the following main beneficial effects: by arranging the elastic arm 2b, the holding part 2c and the material belt connecting part 2a on the same straight line, not only the SI performance can be improved, but also the swinging condition is reduced when the upper row terminal 21 is inserted and fixed into the insulating body 1 at high speed, and the speed of assembling the upper row terminal 21 into the insulating body 1 can be improved, thereby improving the production efficiency; the reinforcing part 17 which is overlapped with the main bone position 16 and has an overlapped area of more than 50% is arranged in the through hole 14, so that the fluidity of the insulating body 1 is greatly improved during injection molding, and the molding is easier; by arranging the extension part 45 with the slot one 4a between the lower edge of the length direction of the main body part 41 and the main body part 41, the lower edge of the extension part 45 is vertically bent to form the welding part 44, so that sheet metal materials are reduced, the stamping forming is simple, and the production efficiency is improved; a welding part 44 is adopted for fixing the whole locking piece 4; the limiting part 48 which is partially overlapped with the welding part 44 and the extending part 45 is adopted, when the force acts on the hand breaking part 42, the locking piece 4 can be broken off, and at the moment, the limiting part 48 can strike the extending part 45 connected with the welding part 44, so that the excessive breaking is prevented from damaging the locking piece 4; the electronic card 3 can be supported by the supporting card part 46, so that poor electrical contact caused by damage to the contact terminal due to excessive pressing of the electronic card 3 is prevented; the anti-swing portion 49 is used to limit the left-right direction of the electronic card 3; the electronic card 3 can be pressed by adopting the buckling part 4 b; the withdrawal prevention portion 42a prevents the electronic card 3 from withdrawing.
In other embodiments, the reinforcement 17 overlaps the main bone site 16 by more than 50%.
The invention has been described in connection with the preferred embodiments, but the invention is not limited to the embodiments disclosed above, but it is intended to cover various modifications, equivalent combinations according to the essence of the invention.
Claims (10)
1. The utility model provides a high density high-speed connector, includes insulator, the slot that extends along the lengthwise direction has been seted up to insulator's leading flank, and a plurality of lower rows of terminals, a plurality of upper row of terminals are distributed respectively in the downside of slot, the terminal accommodation hole of upside, and each upper row of terminal includes material area connecting portion and the elastic arm, the fixed part, connecting portion and the welding portion that connect gradually, and the terminal downward bulge of elastic arm forms the contact portion that stretches into in the slot, its characterized in that: the material belt connecting part and the elastic force arm are connected to two opposite sides of the fixing part, and the elastic force arm, the fixing part and the material belt connecting part are positioned on the same straight line.
2. The high-density high-rate connector according to claim 1, wherein: the tail end of the contact part extends upwards in an inclined mode to form a guide part.
3. The high-density high-rate connector according to claim 1, wherein: the upper and lower sides of the holding part are provided with clamping points which are clamped and fixed on the insulating body.
4. A high density, high speed connector as in claim 3 wherein: the position of the terminal accommodating hole for accommodating the upper-row terminal is a stepped hole with a narrow front and a wide rear, the elastic arm and the material belt connecting part are respectively positioned at the front side and the rear side of the fixing part, the rear part of the elastic arm, the fixing part and the material belt connecting part are respectively positioned in the stepped hole, and the front narrow position and the rear wide position of the stepped hole are respectively clamped and fixed at the clamping point of the fixing part.
5. The high-density, high-rate connector of claim 4, wherein: the fixing part is provided with an opening, and the axis of the opening is parallel to the longitudinal direction of the slot.
6. The high-density, high-rate connector of claim 4, wherein: the material belt connecting parts are distributed at the upper and lower positions of the rear side of the fixing part, the lower side of the fixing part extends downwards to form the connecting parts, and the lower side of the elastic arm protrudes downwards to form the contact part.
7. The high-density high-rate connector according to claim 1, wherein: the two ends of the slot in the longitudinal direction are provided with end walls for closing the slot, the front side surface of each end wall is provided with a through hole penetrating through the rear side surface of the insulating body, a main bone position of the insulating body is arranged between the rear wall of the slot and the rear side surface of the insulating body, a reinforcing part is connected between two hole walls of each through hole, which are perpendicular to the slot in the longitudinal direction, and the reinforcing part is overlapped with the main bone position and has an overlapping area of more than 50%.
8. The high-density, high-rate connector of claim 7, wherein: each through hole is fixedly provided with a locking piece, each locking piece comprises a main body part, a hand breaking part and a fixing part, the hand breaking parts and the fixing parts are positioned at the front end and the rear end of the main body part, an extension part with a slot is formed between the lower edge of the main body part and one end of the extension part is a free end, the lower edges of the extension parts of the two locking pieces are oppositely bent to form a welding part, the fixing part comprises a first fixing arm and a second fixing arm which are clamped and fixed in the through holes and are distributed up and down, a spacing groove is formed between the first fixing arm and the second fixing arm, and the reinforcing part is positioned in the spacing groove.
9. The high-density high-rate connector according to claim 8, wherein: the lower edge of the main body part is vertically bent towards the side where the welding part is located beside the free end of the extension part to form a bending part, the bending part is parallel to the welding part and higher than the welding part, the side, far away from the welding part, of the bending part is upwards bent towards the welding part to form a clamping supporting part, and the clamping supporting part is overlapped on the upper surface of the bending part.
10. The high-density high-rate connector according to claim 9, wherein: the side, close to the welding part, of the supporting and clamping part is inclined downwards towards the welding part and then horizontally extends to form a limiting part, and the horizontal part of the limiting part extends to the upper part of the welding part to be overlapped with the welding part and the extending part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310356624.6A CN116598819A (en) | 2023-04-06 | 2023-04-06 | High density high rate connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310356624.6A CN116598819A (en) | 2023-04-06 | 2023-04-06 | High density high rate connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116598819A true CN116598819A (en) | 2023-08-15 |
Family
ID=87606910
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310356624.6A Pending CN116598819A (en) | 2023-04-06 | 2023-04-06 | High density high rate connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116598819A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2596574Y (en) * | 2002-07-03 | 2003-12-31 | 富士康(昆山)电脑接插件有限公司 | Electric connector terminal tape |
| CN203013980U (en) * | 2012-12-28 | 2013-06-19 | 宣德科技股份有限公司 | Card edge connector |
| CN109390721A (en) * | 2017-08-14 | 2019-02-26 | 富士康(昆山)电脑接插件有限公司 | Bayonet connector |
-
2023
- 2023-04-06 CN CN202310356624.6A patent/CN116598819A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2596574Y (en) * | 2002-07-03 | 2003-12-31 | 富士康(昆山)电脑接插件有限公司 | Electric connector terminal tape |
| CN203013980U (en) * | 2012-12-28 | 2013-06-19 | 宣德科技股份有限公司 | Card edge connector |
| CN109390721A (en) * | 2017-08-14 | 2019-02-26 | 富士康(昆山)电脑接插件有限公司 | Bayonet connector |
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