CN202231199U - Micro rectangular electric connector socket - Google Patents
Micro rectangular electric connector socket Download PDFInfo
- Publication number
- CN202231199U CN202231199U CN201020689507XU CN201020689507U CN202231199U CN 202231199 U CN202231199 U CN 202231199U CN 201020689507X U CN201020689507X U CN 201020689507XU CN 201020689507 U CN201020689507 U CN 201020689507U CN 202231199 U CN202231199 U CN 202231199U
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- electric connector
- shell
- connector socket
- rectangular electric
- internal thread
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Abstract
The utility model is a micro rectangular electric connector socket, belonging to the technical field of the electric information element. The existing micro rectangular electric connector socket is improved, an electric connector socket shell is a whole shell with a connection installation hole, an inner wall of the shell is adapted to a base seat, the shell is also provided with a connection installation structure, the connection installation structure comprises vertically, horizontally installed internal screw holes and an internal screw hole for connecting a plug and the center line of the horizontally installed internal screw holes is vertically crossed with the center line of the vertically installed internal screw holes. The vertical or horizontal installation way is conveniently and flexibly selected. An anti-rotation screw is designed. In order to adapt to the new standard, the micro rectangular electric connector socket with contact pitch being 1.00mm is designed. The volume is furthermore reduced, the weight is lightened and the high reliability is ensured. The micro rectangular electric connector socket is mainly used in the national defense major projects such as aviation, aerospace, electronics, ships, weapons and is widely used in the technical fields such as high reliability communication, radio equipment and instruments and automatic control technology.
Description
Technical field
The utility model belongs to electronic information technical field.Relating generally to the high reliability electric connector that is used for fields such as Aeronautics and Astronautics, specifically is exactly a kind of novel small micro rectangular electric connector socket.
Background technology
Little rectangular electric connector contact pin contacting piece is the twisted wire contact pin, and the twisted wire contact pin is made inner ring by three copper cash, and seven elasticity copper cash are done the outer ring; The Internal and external cycle reverse stranding, two ends melting welding, the contact pin middle part is protruding shown in Figure 1A; Bossing circumcircle diameter greater than the jack internal diameter shown in Figure 1B; Because of stressed generation compression and axial rotatable elongate, seven copper cash of outer ring form seven lines with jack and contact during work, and seven elasticity copper cash constitute parallel systems; It is compared with general fluting class jack, have that size is little, reliability is high, anti-vibration, shock-resistant, contact resistance is little, contact engaging and separating force is little and characteristics such as soft.The twisted wire contact pin has overcome elastic hole in traditional connector when miniaturization, and the reliability of its contact significantly descends, and can't guarantee the reliability problems that contacts.The unique texture of twisted wire contact pin, the size that makes it can do very for a short time and reliability is still very high, has overcome this contradiction of miniaturization and high reliability well.
853 factories took the lead in developing little rectangular electric connector since 1976 at home, and first batch of highly reliable shell was located little rectangular electric connector through checking and accepting and being applied to certain key project in 1980, had satisfied the supporting needs of key state project at that time.
Although little rectangular electric connector has satisfied the demand of domestic armament systems to miniaturization in the last thirty years, along with precise treatment, the miniaturization of armament systems, the electric connector that also uses on inevitable requirement equipment, the instrument develops to the direction of more miniaturization.Factors such as development trend according to miniaturization product demand and international connector are all increasingly high to little rectangular electric connector requirement, not only require standardization, and exigent reliability, also require to have too much connection flexibility.Not only single components and parts have high reliability, and aspect miniaturization, require harsh.How to resolve small micro rectangular electric connector socket high reliability and miniaturization this contradiction has been become the technical barrier in this field.
The utility model project team is on the internet with regard to this theme, and at home and abroad patent documentation and the journal article retrieval of publishing are not found report or the document closely related and the same with the utility model as yet.
The utility model content
The purpose of the utility model is improvement and the design of carrying out to existing little rectangular electric connector socket, provides a kind of reliable guarantee to electrically contact, and high reliability is installed; Miniaturization more; Volume is little, and is in light weight, convenient little rectangular electric connector socket of installing and can adapting to new standard.
Describe in the face of the utility model down:
The utility model is a kind of little rectangular electric connector socket, includes shell, pedestal, contact, and contact is installed through pedestal and formed assembly in the enclosure; It is jack assemblies; The jack assemblies two ends are provided with the connection hole, it is characterized in that: said shell is the monolithic case that comprises the connection hole, and outer casing inner wall not only has the position that adapts with pedestal; Also has the connection structure; Combine together in embedding end and shell flange position, no special mounting flange, and the utility model does not have the mounting flange of limbus in other words.The inside recessed 0.5mm of the installed surface of the little rectangular electric connector socket of the utility model guarantees insulation and safety.
The designer of the utility model utilizes Optimization design principle according to for many years knowhow with to the well understanding of this type electric connector, and little rectangular electric connector socket is carried out the design again of total.Little rectangular electric connector socket is to be installed in the printed board, and no matter this socket is contact pin spare or jack spare, all can realize being connected through contact and another plug-assembly.Little rectangular electric connector socket of the prior art mainly is that the structure to contact pin is improved on the basis of general electric connector; Promptly adopted the twisted wire contact pin, installed and encapsulating encapsulation and the connection form of still continuing to use the traditional electrical connector, promptly connector body is equipped with mounting flange; Mounting flange has certain thickness; Have installing hole on it, though mounting flange is connected with assemble case integral body, the installing hole setting on the mounting flange also must be satisfied the stressed requirement of installing; Therefore certain edge that also has on every side of installing hole is set to satisfy force request, and this respect also is standardized design usually.The utility model is changed the form of utilizing ring flange to install; The installation of little rectangular electric connector socket is carried out whole integrated design with being connected; Little rectangular electric connector socket of we can say the utility model design has not had mounting flange, and mounting flange combines together with housing in other words.The connection hole still is in the jack assemblies two ends, and is within the housing.After the improvement, the utility model has reduced by 5.55～14.05mm with respect to existing little rectangular electric connector jack housing length dimension, and width dimensions has reduced by 2.85～2.95mm, has highly reduced 1.6mm, and volume has only 37%～44% of original product.Dwindled the volume of shell, realized that totally size is little, in light weight, it is reliable to connect.
The realization of the utility model also is: the connection structure of shell is used internal thread for supplying vertical the installation with being connected.This is the most frequently used a kind of.
The realization of the utility model also is: the connection structure of said outer casing inner wall is existing vertical installation and the internal thread hole that is connected with internal thread hole and has level to install again, and the internal thread hole that said level is installed and vertical installation and attachment plug are with the vertical and intersectant centerline of internal thread hole.The utility model has designed the installing hole of both direction specially on housing; Because little rectangular electric connector socket normally will be installed in the printed board or on other mounting panel; And the design of miniaturization makes that the position and the space that give each device all are limited; The utility model has designed the installing hole of both direction for this reason, installs and flexible Application with convenient.
The realization of the utility model also is: the connection structure of shell is the anti-turn screw installing hole, and the screw in the said coupling is an anti-turn screw, and said anti-turn screw is on the cylindrical of internal thread one end, to be milled with a plane; Be provided with " U " groove in the shell installation place; The bottom of " U " groove also is a plane, and this plane and the corresponding installation of anti-turn screw institute milling flat are after being in place; The corresponding directly contact in this two plane, spacing each other.
The utility model has also carried out correspondingly design to the connection structure of outer casing inner wall in the design anti-turn screw, after anti-turn screw was in place, the effect of screw anti-rotation was played in this two flat edge contact.Do not increase profile, guaranteed high reliability.
The realization of the utility model also is: the spacing of contact is 1.00mm.Existing little rectangular connector comprises little rectangular electric connector socket, and the contact spacing has 1.27mm by standardization, and the connector of this spacing and socket extensive use thereof.All series of the utility model connector body all can be applicable to the product of 1.27mm spacing; The utility model also improves the contact of little rectangular connector socket simultaneously; On the basis that does not change the contact profile; Spacing is set at 1mm, and the electric connector socket volume that forms like this is littler, the more important thing is that this spacing has adapted to present little rectangular electric connector to the miniaturization Development Trend.
Because the utility model is from the actual consideration of user demand; Structure is optimized design; For contact is little rectangular electric connector socket of 1.27mm spacing, and the outer cover length size has reduced by 5.55～14.05mm than original product, and width dimensions has reduced by 2.85～2.95mm; Highly reduced 1.6mm, volume has only 37%～44% of original product.
Contact 1mm interval connector socket, the outer cover length size has reduced by 7.35～21.52mm than original product, and width dimensions has reduced by 4.0～4.3mm, has highly reduced 3.1mm, and volume has only 20.9%～23.9% of original product.
Not only dwindle volume significantly, alleviated weight, also designed the structure of anti-turn screw, further improved reliability.Set up the internal thread hole that level is installed in original vertical installation again with being connected, increased the convenient, flexible property of installing, solved effectively and improved reliability and the technical barrier that reduces volume with the position of internal thread.The improvement of the utility model, precise design has solved big problem, and a kind of high reliability is provided for national defence, scientific research and commercial production are actual, little, the compact conformation of volume, lightweight small micro rectangular electric connector socket.
The utility model is mainly used in the demand of armament systems to miniaturization; Also can satisfy international connector market to the increasingly high requirement of little rectangular electric connector requirement, the utility model is mainly used in national defence key projects such as Aeronautics and Astronautics, electronics, boats and ships, weapons, information industry.Also can be widely used in communication, wireless device and the instrument of high reliability and automatic technical field such as control.
Description of drawings:
Figure 1A is little rectangular electric connector contact pin structural representation, and Figure 1B is little rectangular electric connector contact pin contact condition cross sectional representation;
Fig. 2 A is the structural representation front view of the utility model band wire socket, and Fig. 2 B is the vertical view of Fig. 2 A;
Fig. 3 A is the structural representation front view of the little rectangular electric connector socket of band lead in the prior art, and Fig. 3 B is the vertical view of Fig. 3 A;
Fig. 4 A is the structural representation front view of the straight formula weldering of the utility model printed-board receptacle, and Fig. 4 B is the vertical view of Fig. 4 A;
Fig. 5 A is the structural representation of the utility model anti-turn screw, and Fig. 5 B is the vertical view of Fig. 5 A;
Fig. 6 A is the utility model anti-turn screw assembling sketch map, and Fig. 6 B is the partial top view of Fig. 6 A;
Fig. 7 A is the structural representation front view of the curved formula weldering of the utility model printed board contact pin connector socket, and Fig. 7 B is the left view of Fig. 7 A;
Fig. 8 A is the structural representation front view of the curved formula weldering of prior art printed board contact pin connector socket, and Fig. 8 B is the left view of Fig. 8 A;
Fig. 9 A is the structural representation front view of the socket of the curved formula weldering of the utility model printed board receptacle connector, and Fig. 9 B is the left view of Fig. 9 A;
Figure 10 A is the structural representation front view of the socket of the curved formula weldering of prior art printed board receptacle connector, and Figure 10 B is the left view of Figure 10 A;
Embodiment:
Below in conjunction with accompanying drawing to the utility model further explain
Embodiment 1:
The utility model is a kind of little rectangular electric connector socket; Referring to Fig. 2; Little rectangular electric connector socket of this example specifically is that little rectangle connects the lead electric connector socket, includes: housing 1, pedestal 3, contact, contact are installed in through pedestal 3 and form assembly in the shell 1; It is jack assemblies; The jack assemblies two ends are provided with attachment plug with internal thread hole 6, and for to comprise the monolithic case 1 of attachment plug with internal thread hole 6, combine together in embedding end and shell flange position at the housing 1 of the middle-size and small-size little rectangular electric connector socket of the utility model.Electric connector is at electronics, communication, technical field device commonly used such as control automatically, also classifies variously because of use occasion difformity and specification, with regard to profile, rectangle is arranged, and circle is also arranged.But the little rectangular electric connector as high reliability mainly contains crimp type, straight formula welds printed board and curved formula is welded three types of printed boards; The utility model has all carried out improving and design again to the socket of these three types of connectors; Fig. 2 A and Fig. 2 B are exactly the socket that connects the lead-type connector in the crimp type; Be 25 core small micro rectangular electric connector sockets; Be depicted as like Fig. 3 A and Fig. 3 B that little rectangle of 25 cores connects the lead-type electric connector socket in the prior art, the socket shown in Fig. 3 A and Fig. 3 B is before improving, ring flange 4 wherein make electric connector socket structure along around the edge is all arranged; The length of ring flange 4 is exactly the width that little rectangle connects the lead electric connector, and the width of ring flange 4 is exactly the thickness that little rectangle connects the lead electric connector.The utility model connects the lead electric connector socket to the little rectangle shown in Fig. 3 A and improves and design again, saves special ring flange 4 in the design, and procapsid is extended at length direction; See shown in Fig. 2 A; Attachment plug still is located at the assembly two ends with internal thread hole 6, and attachment plug is included within the whole housing 1 with internal thread hole 6, and attachment plug has more connection space with internal thread hole 6 at axial direction; Say from function; The top be attachment plug with internal thread hole 6, the below is to supply vertically to install with internal thread 13, with the above-mentioned hole vertical direction internal thread hole 5 that safety adorns that supplies water in addition.The shell 1 of the utility model adopts metal shell, installs with the step that encapsulates to comprise:
One. the contact of machine-shaping is connected with the pin crimping, forms the contact member;
Two. contact member and pedestal attaching are formed the pedestal single piece;
Three. the pedestal single piece is placed the housing correspondence position;
Four. pour into the epoxide-resin glue encapsulation, moulding.
The connector body volume of comparing existing use is littler, and structure is more succinct.In design process, through flange and embedding position architecture advances, combined together in embedding end and shell flange position on the one hand to shell, dwindled the volume of shell.1.27mm the utility model connector of spacing, the outer cover length size has reduced 5.55mm than original product, and width dimensions has reduced 2.85mm, has highly reduced 1.6mm, and volume has only 37% of original product.It is hand-held non-slip for plug is installed that volume reduces the back, and the utility model is provided with anti-slip tank 2 to housing 1 on two planes up and down of embedding end, so that stable operation.
The little rectangular electric connector socket of the utility model is at the inside recessed 0.5mm of all installed surfaces, to guarantee printed board line insulation, even under vibrating state, also can reliably insulate.
Embodiment 2: whole formation and making step are with embodiment 1, and the utility model combines embedding end and shell flange position together not only to the flange and the embedding position architecture advances of shell, has dwindled the volume of shell.Also accessories of a product being improved, is anti-turn screw 7 with the screw designs in the coupling, sees Fig. 5 A and Fig. 5 B.
Actual use has the free end of excessive screw to add loading nut, in the process of last jack panel, and the situation that the screw that happens occasionally end also and then changes; The present invention will be wherein screw designs in the coupling be anti-turn screw 7, referring to Fig. 5 A, anti-turn screw 7 is on the cylindrical of internal thread one end, to be milled with a plane 11; See Fig. 5 B; The installation place of corresponding with it shell 1 also is provided with the anti-rotation groove 12 on same plane, and shell 1 installation place is provided with " U " groove in other words, and the bottom of " U " groove is in the corresponding plane 12 of anti-turn screw institute milling flat; After being in place, the corresponding directly contact in this two plane.When nut 8 is installed, add cover bullet pad 9, plain cushion 10, after being in place, see Fig. 6 B, 1 liang of plane of screw and shell directly contacts, and is spacing each other, and the firm anti-rotation of screw 7 stiff ends has further improved reliability from the angle of instructions for use.
Embodiment 3: whole formation and making step are with embodiment 1, and referring to Fig. 4 A, this example is that the template connector body is printed in the straight formula weldering of small micro rectangular electric connector, and the contact spacing is 1.27mm.The utility model combines embedding end and shell flange position together, has dwindled the volume of shell.What annex wherein adopted is anti-turn screw 7, and the connection structure of corresponding shell 1 is for fitting the internal thread hole of dress anti-turn screw 7.Straight formula weldering of the prior art is printed the template electric connector socket and is seen Fig. 4 B.Socket with respect to shown in Fig. 4 B is succinct, compact, also has anti-turn screw.
Embodiment 4: whole formation and making step are with embodiment 1, and referring to Fig. 7 A and 7B, this example is that the template socket is printed in the curved formula weldering of small micro rectangular electric connector, are the curved formula weldering of 25 cores printing template contact pin electric connector socket, and the contact spacing is 1.27mm.The present invention becomes enclosed construction with enclosure designs, sees Fig. 7 A, and the groove that prevents that casting glue from deviating from is arranged.Same the present invention combines embedding end and shell flange position together, has dwindled the volume of shell.Curved formula weldering of the prior art is printed the template electric connector and is seen Figure 14 A and Figure 14 B.The present invention directly designs connection hole 5 in the inside of shell 1, compares that existing such connector construction is compact, succinct, volume is littler.In this example, the connection structure of shell 1 is existing vertical installation attachment plug with internal thread hole 6 and the internal thread hole 5 that has level to install again, and the internal thread hole 5 that level is installed and vertical installation and attachment plug are with the vertical and intersectant centerline of internal thread hole 6.The curved formula weldering of 25 cores of the prior art is printed template contact pin electric connector socket shown in Fig. 8 A and Fig. 8 B; Through increasing mounting panel and attachment plug that annex sees falling among Fig. 8 B " L ", realize above-mentioned installation and be connected with two annexes of screw with attachment plug through falling the mounting panel of " L " with being connected between the installation of screw realization level respectively and plug and the socket.The utility model directly is provided with internal thread hole 5 that level installs and attachment plug with internal thread 6 on shell, needn't set up annex, has also reduced volume.
Embodiment 5: whole formation and making step are with embodiment 4, and referring to Fig. 9 A and 9B, this example is that the template socket is printed in the curved formula weldering of small micro rectangular electric connector, are the curved formula weldering of 25 cores printing template jack electric connector socket, and the contact spacing is 1.27mm.The present invention becomes enclosed construction with enclosure designs, sees Fig. 9 A, and the groove that prevents that casting glue from deviating from is arranged.Same the present invention combines embedding end and shell flange position together, has dwindled the volume of shell.Curved formula weldering of the prior art is printed the template electric connector and is seen Figure 14 A and Figure 14 B.The present invention directly designs connection hole 5 in the inside of shell 1, compares that existing such connector construction is compact, succinct, volume is littler.In this example, the connection structure of shell 1 is existing attachment plug with internal thread hole 6 and the internal thread hole 5 that has level to install again, internal thread hole 5 that level is installed and the vertical and intersectant centerline of attachment plug with internal thread hole 6.
Embodiment 6: whole formation is with embodiment 1-5, and the spacing of contact is 1.00mm.When the contact core-when the core spacing was 1mm, whole little rectangular electric connector volume was littler, weight is lighter.The printed board spacing new standard that also adapts to IEC.Prior standard, connector core number has 9,15,21,25,31,37,51,66,74,100 cores, and the utility model all can be accomplished, no matter is that the contact spacing is 1.27mm, or the contact spacing is 1mm.After the core-core spacing of employing contact is 1.00mm; Small micro rectangular electric connector of the present invention comprises the comprehensive of general electric connector, straight formula weldering printed board electric connector and curved formula weldering printed board electric connector; The outer cover length size has reduced by 7.35～21.52mm than original product; Width dimensions has reduced by 4.0～4.3mm, has highly reduced 3.1mm, and volume has only 20.9%～23.9% of original product.
The present invention is optimized design to the mounting structure of little rectangular electric connector, has further reduced volume, has alleviated weight, has ensured high reliability.The present invention is mainly used in national defence key projects such as Aeronautics and Astronautics, electronics, boats and ships, weapons, information industry.Also can be widely used in communication, wireless device and the instrument of high reliability and automatic technical field such as control.
Claims (5)
1. little rectangular electric connector socket; Include the contact of shell (1), pedestal (3), correspondence, contact is installed in through pedestal (3) and forms jack assemblies in the shell (1), and the jack assemblies two ends are provided with the connection hole; It is characterized in that: said shell (1) is for comprising the monolithic case (1) in connection hole; Shell (1) inwall not only has the position that adapts with pedestal, also has the connection structure on the shell, combines together in embedding end and shell flange position; No special mounting flange (4), the inside recessed 0.5mm of the installed surface of said little rectangular electric connector socket.
2. little rectangular electric connector socket according to claim 1 is characterized in that: the connection structure on the said shell (1) is for supplying vertical the installation with internal thread (13) and attachment plug with internal thread (6).
3. small micro rectangular electric connector socket according to claim 1; It is characterized in that: the connection structure on the said shell (1) is an existing vertically arranged internal thread hole (13); The internal thread hole (5) that has level to install again; And attachment plug is with internal thread (6), and the internal thread hole that said level is installed and vertical installation and attachment plug are with the vertical and intersectant centerline of internal thread hole.
4. small micro rectangular electric connector socket according to claim 3; It is characterized in that: the connection structure on the shell (1) is the anti-turn screw installing hole, and the screw in the said coupling is anti-turn screw (7), and said anti-turn screw (7) is on the cylindrical of internal thread one end, to be milled with a plane (11); Shell (1) installation place is provided with " U " groove; The bottom of " U " groove is and the anti-turn screw institute corresponding plane (12) of milling flat that after being in place, this two plane is corresponding directly to be contacted.
5. according to claim 1 or 2 or 3 or 4 described small micro rectangular electric connector sockets, it is characterized in that: the spacing of contact is 1.00mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020689507XU CN202231199U (en) | 2010-12-28 | 2010-12-28 | Micro rectangular electric connector socket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020689507XU CN202231199U (en) | 2010-12-28 | 2010-12-28 | Micro rectangular electric connector socket |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202231199U true CN202231199U (en) | 2012-05-23 |
Family
ID=46081774
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201020689507XU Expired - Fee Related CN202231199U (en) | 2010-12-28 | 2010-12-28 | Micro rectangular electric connector socket |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202231199U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113054467A (en) * | 2021-03-25 | 2021-06-29 | 北京荣俊恺业电子技术有限公司 | High-reliability subminiature rectangular plug electric connector |
-
2010
- 2010-12-28 CN CN201020689507XU patent/CN202231199U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113054467A (en) * | 2021-03-25 | 2021-06-29 | 北京荣俊恺业电子技术有限公司 | High-reliability subminiature rectangular plug electric connector |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Shaanxi Huada Low Frequency Connector Co., Ltd. Assignor: Shaanxi Huada Science Technology Co., Ltd. Contract record no.: 2012610000064 Denomination of utility model: Micro rectangular electric connector socket Granted publication date: 20120523 License type: Exclusive License Record date: 20120516 |
|
| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120523 Termination date: 20141228 |
|
| EXPY | Termination of patent right or utility model |