CN2563785Y - Rectangular filter electric connector - Google Patents
Rectangular filter electric connector Download PDFInfo
- Publication number
- CN2563785Y CN2563785Y CN 02276103 CN02276103U CN2563785Y CN 2563785 Y CN2563785 Y CN 2563785Y CN 02276103 CN02276103 CN 02276103 CN 02276103 U CN02276103 U CN 02276103U CN 2563785 Y CN2563785 Y CN 2563785Y
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- contact
- chip
- type filter
- insulator
- filter
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Abstract
The utility model relates to a rectangular filter electric connector, which comprises an upper insulator with two groups of contact part position-limiting mounting holes, a lower insulator with two groups of contact part mounting holes that are corresponding to the position-limiting mounting holes of the upper insulator, a group of sheet-type filters, two groups of contact parts, and a housing connected by an upper metal housing and a lower metal housing. The utility model is characterized in that: two sides of the lower insulator are respectively provided with a group of sheet type filter mounting slots, a group of sheet type filters are respectively arranged in each mounting slots, moreover one end of the sheet type filter is contacted with a contact part; the utility model also comprises finger-shaped spring plates respectively arranged at two opposite positions between the lower metal housing, the lower insulator and the sheet type filter. The utility model has elastic connection and no welding, thereby preventing hot stress from impacting and damaging filter parts. The utility model has simple structure and assembly, and no special equipment need; the transmission path of the filter signal is short, no interference occurs, and high frequency attenuation performance is good.
Description
Technical field
The utility model relates to a kind of electric connector with filter, particularly a kind of have exempt from welding structure, be applicable to the rectangular filter electric connector that D type rectangular filter electric connector adopts.
Background technology
In the prior art, the D type rectangular filter electric connector structure of normal employing is printed board welded type (accompanying drawing 10), secondly also has some products to adopt the structure of spring termination formulas (accompanying drawing 11) and tongue-shaped reed contact formula (accompanying drawing 12).The printed board welded structure is all to be welded on chip-type filter and contact on the printed circuit board, pass through the metal shell ground connection of a sheet metal and connector then, this structure can only change last lower insulator just can be adapted as the D type rectangular connector with filter function with former common D type rectangular connector, but it has following defective:
The one, because the restriction on contour structures and the size, printed circuit board must be done very thinly, about 0.6～0.8mm is thick, after being welded on the printed circuit board, chip-type filter is easy to damage, especially to the easier damage filter of the long cage adapter of multicore number because of printed circuit board flexural deformation is subjected to mechanical stress;
The 2nd, the connection between each part all needs welding, and the welding procedure complexity needs special equipment, and the production cycle is long, and chip-type filter usually is subjected to thermal stress damage because of welding procedure is improper;
The 3rd, two electrodes of chip-type filter need at first to connect by cover Copper Foil and contact and a public sheet metal on the printed circuit board, then sheet metal again with shell () connect, the algorithm signal transmission path is long, and the fade performance of high band is generally relatively poor;
Therefore the filter connector high frequency attenuation performance of this structure is not so good, and manufacturability is poor, and the production qualification rate is low, and cost is higher, also is mainly used at present in the remodeling production of the many kinds of small lot.
In the spring termination formula filter connector, the metal shell of an electrode of chip-type filter by extra small spring and connector () connect, another electrode is elastic force effect and the contact connection by spring then.This structure need not be welded, but in when assembling need the cross-drilled hole with the extra small spring insulator two sides of packing into one by one, operability was poor, and the spring of coiling multi-turn makes filtering signal transmission path lengthening a lot, and the high frequency attenuation performance is poorer.
The filter connector of tongue-shaped reed contact piece structure then is the contact that has adopted a band elastic tongue, an electrode of chip-type filter is connected by elastic tongue and contact, another electrode then the elastic force effect by elastic tongue and metal shell () connection.This structure high frequency attenuation performance is good, also need not weld, but need special-purpose special contact, the contact piece structure complexity, because the design of the resilient contact structure of filter is on contact, therefore it only is applicable to the reed-type contact of punch process, is not suitable for the contact of machining, when common D type rectangular electric connector being carried out need very big input when Electromagnetic Compatibility is transformed.
Summary of the invention
The purpose of this utility model is intended to overcome above-mentioned deficiency of the prior art, provide that a kind of fade performance is good, simple in structure, good manufacturability have a welding structure of exempting from, and can be easy to realize common D type rectangular connector is carried out the rectangular filter electric connector that Electromagnetic Compatibility is transformed.
Content of the present utility model is: a kind of rectangular filter electric connector, comprise: the upper insulator that two set of contact part limit mounting holes are arranged, one has two groups of lower insulators with the corresponding contact installing hole in upper insulator limit mounting hole site, one group of chip-type filter, be arranged at two set of contact parts in the corresponding installing hole of upper insulator and lower insulator, metal shell by last metal shell and following metal shell connect and compose is characterized in that:
The both sides of described lower insulator (6) have one group of chip-type filter mounting groove adjacent with described contact installing hole (14) respectively, and described one group of chip-type filter (4) is arranged in each mounting groove respectively and an end contacts with described contact;
Also comprise: be arranged at the relative spring finger (5) in two positions between described down metal shell (3) and described lower insulator (6) and the chip-type filter (4) respectively, and each spring finger (5) contacts with described time metal shell (3) and chip-type filter (4) all.
In the utility model content: described contact can be contact pin contacting piece (7) or jack contact (8), or other contact of the prior art.
In the utility model content: the contact installing hole (14) of described lower insulator (6) is the circular shoulder hole that is made of stepped hole (15), stepped hole (16) and stepped hole (17), stepped hole (15) is protruding with two symmetrical flat horizontal surfaces (18) and flat horizontal surface (19), prevents that contact from rotating; Stepped hole (16) diameter is less than stepped hole (15), and the restriction contact withdraws from backward; Stepped hole (17) diameter is greater than stepped hole (16), can make during curved formula contact pin contacting piece directly packs lower insulator (6) into from stepped hole (17), and bend after needn't packing into again.
In the utility model content: staggered equally distributed elastic tongue (20) and location chucking hook (21) are arranged on the described spring finger (5), each elastic tongue (20) contacts, contacts normal pressure and conductive path for two electrodes of chip-type filter (4) provide with each chip-type filter (4) respectively, and each is located, and chucking hook (21) all is clamped on described lower insulator (6) to be clamped on the lower insulator (6) even go up spring finger (5).
An electrode of chip-type filter (4) by spring finger (5) and metal shell (3) () connect, another electrode then passes through elastic force effect and the contact (7) or contact (8) connection of spring finger elastic tongue (20), thereby makes the interference signal that seals in the circuit (contact) decay to ground (metal shell) by chip-type filter.
In the utility model content: described chip-type filter mounting groove is the rectangle step trough that is made of groove (22) and groove (23), chip-type filter (4) is placed in the groove (22), groove (23) provides the space of strain for the elastic tongue of spring finger (20), that is: elastic tongue (20) is positioned in the mounting groove (23) of lower insulator (6) two sides, elastic tongue (20) is freely stretched in mounting groove (23), " stuck " phenomenon can not occur because of displacement.
In the utility model content: have on the described lower insulator (6) and the corresponding spring finger locator card tankage (24) in chucking hook (21) position, location, this spring finger locator card tankage (24) is a rectangle skewed slot, the location chucking hook (21) of spring finger (5) is snapped in, thereby make spring finger (5) be clamped on the two sides of insulator (6).
In the utility model content: described upper insulator can be upper insulator (1) or the upper insulator (9) that has contact limit mounting hole, makes contact (7) or contact (8) and chip-type filter (4) can't break away from lower insulator (6) forward.
Compared with prior art, the utlity model has following characteristics:
(1) all of filter and connector are connected and are elasticity and connect, and need not weld, thereby can avoid thermal stress impact failure filtering device;
(2) structure and simple for assembly process need not special equipment, and the spring finger disposable integral is installed in the skewed slot of insulator two sides, packs into without monolithic monolithic ground;
(3) since elastic construction not on contact, and on spring finger, therefore the various contacts of former common D type rectangular connector all can be common in the filter connector of the present invention as punching out, car system, straight formula, curved formula etc.; Spring finger can be according to different the be cut into Len reqs of connector length with the core number, former D type rectangular connector is carried out the Electromagnetic Compatibility transformation only need change spring finger described in the utility model and insulator and get final product, drop into little, instant effect;
(4) two of chip-type filter electrodes directly contact with the elastic tongue of contact and spring finger, and each elastic tongue separates each other, and directly contacts with metal shell, and the transmission road that makes filtering signal does not interfere with each other again through very short, the high frequency attenuation better performances.
Description of drawings
Fig. 1 is the utility model embodiment 1 vertical profile TV structure schematic diagram;
Fig. 2 is the utility model embodiment 2 vertical profile TV structure schematic diagrames;
Fig. 3 is insulator 6 upper surface plan views among Fig. 1 or Fig. 2;
Fig. 4 is the disconnected plane graph of the A-A of insulator 6 among Fig. 1 or Fig. 2;
Fig. 5 is the disconnected plane graph of the B-B of insulator 6 among Fig. 1 or Fig. 2;
Fig. 6 is that the transverse plane E of insulator 6 stepped holes 15 among Fig. 1 or Fig. 2 is to view;
Fig. 7 is the plan view of spring finger 5 among Fig. 1 or Fig. 2;
Fig. 8 is the disconnected plane graph of C-C of the elastic tongue 20 of spring finger among Fig. 7;
Fig. 9 is the disconnected plane graph of D-D of the location chucking hook 21 of spring finger among Fig. 7;
Figure 10 is a printed circuit board welded type rectangular filter electric connector vertical profile TV structure schematic diagram;
Figure 11 is a spring termination formula rectangular filter electric connector vertical profile TV structure schematic diagram;
Figure 12 is a tongue-shaped reed contact formula rectangular filter electric connector vertical profile TV structure schematic diagram.
Among the figure: 1-upper insulator, 2-upward metal shell, 3-following metal shell, the filtering of 4-chip
Device, 5-spring finger, 6-lower insulator, 7-contact pin contacting piece, 8-jack contact,
9-upper insulator, 10-go up metal shell, 11-printed circuit board (PCB), 12-spring, 13-
Reed contact, 14-contact installing hole, 15-stepped hole, the 16-platform of band elastic tongue
Hole, rank, 17-stepped hole, 18-flat horizontal surface, 19-flat horizontal surface, 20-elastic tongue, 21-
Location chucking hook, 22-groove, 23-groove, 24-locator card tankage, 25-elastic tongue.
Embodiment
Embodiment 1: referring to accompanying drawing 1,3～9.
A kind of rectangular filter electric connector, by: the upper insulator 1 that two set of contact part limit mounting holes are arranged, one has two groups of lower insulators 6 with the corresponding contact installing hole 14 in upper insulator limit mounting hole site, one group of chip-type filter 4, be arranged at two groups of contact pin contacting pieces 7 in the corresponding installing hole of upper insulator 1 and lower insulator 6, the metal shell that connects and composes by last metal shell 1 and following metal shell 3, and be arranged at down metal shell 3 spring finger relative 5 compositions respectively with two positions between lower insulator 6 and the chip-type filter 4;
Each spring finger 5 all contacts with following metal shell 3 and chip-type filter 4;
The both sides of lower insulator 6 have one group of chip-type filter mounting groove adjacent with contact installing hole 14 respectively, and described one group of chip-type filter 4 is arranged in each mounting groove respectively and an end contacts with contact pin contacting piece 7;
The rectangle step trough of chip-type filter mounting groove for constituting by groove 22 and groove 23, chip-type filter 4 is placed in the groove 22;
The contact installing hole 14 of lower insulator 6 is the circular shoulder holes that are made of stepped hole 15, stepped hole 16 and stepped hole 17, stepped hole 15 is protruding with two symmetrical flat horizontal surfaces 18 and flat horizontal surface 19 can't rotate contact 7, stepped hole 16 diameters are less than stepped hole 15, and stepped hole 17 diameters are greater than stepped hole 16;
Staggered equally distributed elastic tongue 20 and location chucking hook 21 are arranged on each spring finger 5, each elastic tongue 20 contacts with each chip-type filter 4 respectively and it tightly is stuck in each mounting groove 23 that is positioned at lower insulator 6 between contact 7 and the spring finger 5, respectively, and the retractable distortion, each is located chucking hook 21 and all is clamped on the lower insulator 6;
Have on the lower insulator 6 and the corresponding spring finger locator card tankage 24 in chucking hook 21 positions, location, this spring finger locator card tankage 24 is a rectangle skewed slot, the location chucking hook 21 of spring finger 5 is snapped in, thereby make spring finger 5 be fixed on the side of lower insulator 6.
Lower insulator 6 tightly is pressed in spring finger 5 on metal shell 3 inwalls after packing in the metal shell 3;
Embodiment 1: referring to accompanying drawing 2,3～9.
A kind of rectangular filter electric connector adopts metal shell 10, upper insulator 9, jack contact 8, and other structure and annexation are with embodiment 1, slightly.
The embodiment that introduces and represent above the utility model is not limited to, the utility model content is described all can implement and have described good result.
Claims (6)
1, a kind of rectangular filter electric connector, comprise: the upper insulator that two set of contact part limit mounting holes are arranged, one has two groups of lower insulators with the corresponding contact installing hole in upper insulator limit mounting hole site, one group of chip-type filter, be arranged at two set of contact parts in the corresponding installing hole of upper insulator and lower insulator, metal shell by last metal shell and following metal shell connect and compose is characterized in that:
The both sides of described lower insulator (6) have one group of chip-type filter mounting groove adjacent with described contact installing hole (14) respectively, and described one group of chip-type filter (4) is arranged in each mounting groove respectively and an end contacts with described contact;
Also comprise: be arranged at the relative spring finger (5) in two positions between described down metal shell (3) and described lower insulator (6) and the chip-type filter (4) respectively, and each spring finger (5) contacts with described time metal shell (3) and chip-type filter (4) all.
2, by the described rectangular filter electric connector of claim 1, it is characterized in that: described contact is contact pin contacting piece (7) or jack contact (8).
3, by the described rectangular filter electric connector of claim 1, it is characterized in that: the contact installing hole (14) of described lower insulator (6) is the circular shoulder hole that is made of stepped hole (15), stepped hole (16) and stepped hole (17), stepped hole (15) is protruding with two symmetrical flat horizontal surfaces (18) and flat horizontal surface (19), stepped hole (16) diameter is less than stepped hole (15), and stepped hole (17) diameter is greater than stepped hole (16).
4, by the described rectangular filter electric connector of claim 1, it is characterized in that: staggered equally distributed elastic tongue (20) and location chucking hook (21) are arranged on the described spring finger (5), each elastic tongue (20) contacts with each chip-type filter (4) respectively, and each is located chucking hook (21) and all is clamped on the described lower insulator (6).
5, by the described rectangular filter electric connector of claim 1, it is characterized in that: the rectangle step trough of described chip-type filter mounting groove for being made of groove (22) and groove (23), chip-type filter (4) is placed in the groove (22).
6, by the described rectangular filter electric connector of claim 4, it is characterized in that: have on the described lower insulator (6) and the corresponding spring finger locator card tankage (24) in chucking hook (21) position, location, this spring finger locator card tankage (24) is a rectangle skewed slot, and the location chucking hook (21) of spring finger (5) is snapped in.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02276103 CN2563785Y (en) | 2002-08-12 | 2002-08-12 | Rectangular filter electric connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02276103 CN2563785Y (en) | 2002-08-12 | 2002-08-12 | Rectangular filter electric connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2563785Y true CN2563785Y (en) | 2003-07-30 |
Family
ID=33740016
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02276103 Expired - Fee Related CN2563785Y (en) | 2002-08-12 | 2002-08-12 | Rectangular filter electric connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2563785Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102025088B (en) * | 2009-09-17 | 2013-01-02 | 中航光电科技股份有限公司 | Filter electrical connector and grounding spring leaf thereof |
| CN110026744A (en) * | 2019-05-13 | 2019-07-19 | 中国电子科技集团公司第四十三研究所 | A kind of processing method of micro- rectangular electric connector |
| CN111628356A (en) * | 2020-06-05 | 2020-09-04 | 顺科新能源技术股份有限公司 | Shielded connector |
| CN112366483A (en) * | 2020-10-14 | 2021-02-12 | 北京计算机技术及应用研究所 | D-type filtering connector |
-
2002
- 2002-08-12 CN CN 02276103 patent/CN2563785Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102025088B (en) * | 2009-09-17 | 2013-01-02 | 中航光电科技股份有限公司 | Filter electrical connector and grounding spring leaf thereof |
| CN110026744A (en) * | 2019-05-13 | 2019-07-19 | 中国电子科技集团公司第四十三研究所 | A kind of processing method of micro- rectangular electric connector |
| CN110026744B (en) * | 2019-05-13 | 2021-06-04 | 中国电子科技集团公司第四十三研究所 | Machining method of micro-rectangular electric connector |
| CN111628356A (en) * | 2020-06-05 | 2020-09-04 | 顺科新能源技术股份有限公司 | Shielded connector |
| CN111628356B (en) * | 2020-06-05 | 2021-11-16 | 顺科新能源技术股份有限公司 | Shielded connector |
| CN112366483A (en) * | 2020-10-14 | 2021-02-12 | 北京计算机技术及应用研究所 | D-type filtering connector |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |