CN102780107A - Terminal structure - Google Patents
Terminal structure Download PDFInfo
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- CN102780107A CN102780107A CN2012102517032A CN201210251703A CN102780107A CN 102780107 A CN102780107 A CN 102780107A CN 2012102517032 A CN2012102517032 A CN 2012102517032A CN 201210251703 A CN201210251703 A CN 201210251703A CN 102780107 A CN102780107 A CN 102780107A
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- hollow
- terminal
- spring plate
- positive stop
- stop spring
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Abstract
The invention discloses a terminal structure which is integrally formed by punching and comprises a hollow terminal head which is formed on a side wall with a butt seam and provided with a butting portion recessed toward the interior of a hollow terminal, a hollowed-out position is arranged on a side wall opposite to the butting portion and provided with an elastic limiting piece, a root of the elastic limiting piece is fixedly connected with an edge of the hollowed-out position, and the other end of the elastic limiting piece extends toward the interior of the hollow terminal in a suspended manner. The butting portion and the elastic limiting piece are simultaneously arranged on the head of the hollow terminal, so that the requirement of close contact of a plug and the terminal is met, plug in-and-out force is more stable when the plug is plugged in and out, and poor contact is avoided. In addition, contact area of the plug and the terminal is increased, so that heat concentration is eased while larger current can be resisted with no heat generated, and the service life of the terminal is effectively prolonged.
Description
Technical field
The present invention relates to the electric connection technology field, be specifically related to the stable hollow end minor structure of a kind of contact engaging and separating force.
Background technology
Hollow terminal is the device that is connected with circular plug or square plug; Patent 200620137529.9 has disclosed a kind of distortion-free hollow end minor structure (like Fig. 1, shown in Figure 2); This terminal is provided with card ditch 12 and is limited in the fastening part 13 in this card ditch 12 in the both sides of the one-body molded formed vertical abutment joint 11 of punching press, therefore can significantly promote the structural strength of terminal, but because be formed with the architectural feature of abutment joint 11 on this sidewall; Cause on this sidewall positive stop spring plate can't be set; Clamp plug and on only can sidewall over there a positive stop spring plate 21 be set, thus cause when plug inserts because monolateral positive stop spring plate 21 deflections are bigger, and also the contact-making surface of plug and monolateral positive stop spring plate 21 is also less; So cause the instability of contact engaging and separating force; Also have the defective that has loose contact after the repeatedly plug, What is more generates heat because of hot concentration phenomenon when running into big electric current easily, so demands improvement urgently.
Summary of the invention
The technical problem that the present invention will solve provides a kind of terminal structure; The terminal plug and the hollow terminal that overcome prior art are because the integrated abutment joint problem of punching press; Cause monolateral positive stop spring plate deflection bigger, and plug and hollow terminal contact-making surface are also less, so cause the instability of contact engaging and separating force; Also have the defective that has loose contact after the repeatedly plug, What is more generates heat because of hot concentration phenomenon easily when meeting big electric current and causes the defective of fault.
The present invention is for solving the problems of the technologies described above, and primary problem is exactly to try every possible means to reduce the deflection of positive stop spring plate 21, use let contact engaging and separating force stable, can not loose contact; Moreover increase the contact area of plug and hollow terminal, use the hot concentration phenomenon of alleviation and promote withstanding current capability; Therefore, the technical scheme that is adopted is:
Terminal structure of the present invention comprises hollow terminal head, is that punching press is one-body molded, and is formed with pair of seams on a sidewall therein; Be provided with the connection storage tank in said hollow terminal head rear end, two flank side surface of said storage tank are symmetrically arranged with conduction pressing sheet and pressing sheet from inside to outside; On at least one sidewall of said hollow terminal head front end; Be provided with a pressure section to hollow terminal inner recess; On the sidewall of said pressure section right opposite, be provided with a hollow-out parts, said hollow-out parts is provided with a positive stop spring plate; A wherein end root of said positive stop spring plate is fixedly connected with the edge of said hollow-out parts, and the other end then is to the inner unsettled extension of hollow terminal; So using appropriateness dwindles and positive stop spring plate spacing each other; Therefore when plug inserts; Can appropriateness reduce the deflection of positive stop spring plate, and can increase and plug between contact area, and then let contact engaging and separating force stablize, can not loose contact; Can alleviate hot concentration phenomenon again and promote withstanding current capability, and then prolong the useful life of terminal.
Preferably, said pressure section is arranged on hollow terminal head has on the sidewall of abutment joint.
Preferably, cross section type of the being rectangle of said hollow terminal head on other two relative sidewalls that are provided with on the said hollow terminal head front end beyond said pressure section, the said hollow-out parts, is symmetrical set said hollow-out parts and said positive stop spring plate.
Preferably, the two ends root of at least one said positive stop spring plate is fixedly connected with the edge of said hollow-out parts, and the position, stage casing of said positive stop spring plate is to hollow terminal inner recess.
For enabling further to understand characteristic of the present invention and technology contents, see also following about detailed description of the present invention and accompanying drawing, yet appended graphic only provide reference and the explanation usefulness, be not to be used for the present invention is limited.
Description of drawings
The present invention includes following accompanying drawing:
Fig. 1 is one of 200620137529.9 patent sketch mapes;
Fig. 2 is two of 200620137529.9 patent sketch mapes;
Fig. 3 is a schematic perspective view of the present invention;
Fig. 4 is that the A-A of Fig. 3 is to cutaway view.
Embodiment
According to accompanying drawing and embodiment the present invention is done further explain below:
As shown in Figure 3; Terminal structure of the present invention; Comprising the hollow terminal head 10 of truncation surface type of a being rectangle, is that punching press is one-body molded, and is formed with pair of seams 11; Be provided with connection storage tank 12 in said hollow terminal head 10 rear ends, two flank side surface of storage tank 12 are symmetrically arranged with conduction pressing sheet 13 and pressing sheet 14 from inside to outside.Be formed with on the sidewall of abutment joint 11 at said hollow terminal head 10 front ends, be provided with a pressure section 20 to hollow terminal head 10 inner recess; On two adjacent sidewalls of said pressure section 20 place sidewalls; Respectively be provided with a hollow-out parts 31; Hollow-out parts 31 is provided with a positive stop spring plate 32, and an end root of said positive stop spring plate 32 is fixedly connected with the edge of hollow-out parts 31, and the other end then overhangs to the inner recess of hollow terminal head 10.
As shown in Figure 4; The sidewall on said pressure section 20 opposites is provided with a hollow-out parts 31; Hollow-out parts 31 is provided with a positive stop spring plate 32, and an end root of said positive stop spring plate 32 is fixedly connected with the edge of hollow-out parts 31, and the other end then overhangs to the inner recess of hollow terminal head 10.
In the specific embodiment of the invention; Be provided with the structural design of positive stop spring plate 32 by pressure section 20 and opposite face sidewall; Enable the two spacing each other of suitable reduction, use the deflection that when plug inserts, can effectively dwindle spacing bullet 32, and then the phenomenon of impelling contact engaging and separating force can more stablize, not have loose contact by the deflection that dwindles takes place; Again can be by the coating effect of pressure section 20 with positive stop spring plate 32; Let the contact area of 10 on plug and hollow terminal head effectively strengthen, enable to alleviate hot concentration phenomenon and promote withstanding current capability, and then prolonged the useful life of terminal.
Moreover; In another specific embodiment of the present invention; Wherein having at least a described positive stop spring plate 31 also can be made as the two ends root is to be fixedly connected with the edge at hollow out position 31, and the position, stage casing of said positive stop spring plate 31 is the inner recess persons that are made as to hollow terminal head 10.
Entrust the result who detects unit actual amount side to show through the inventor, in the test of anti-electric current, under the condition of 24.8～25 ℃ of ambient temperatures; Pass to the electric current of 9A (DC), when reaching thermally-stabilised, temperature of the present invention is warmed up to 49.2 ℃ from 24.8 ℃; 24.4 ℃ have only been raise; Satisfy the terrific industry specification requirement that is higher than 30 ℃ fully, yet other terminal product of general same material but is the magnitude of current that can only tolerate 7A (DC); And in the test of contact engaging and separating force, plug insertion force Max=2.68kgf, Min=2.40kgf with 25 ± 3mm/ minute speed; On average=2.57kgf; Withdrawal force Max=1.86kgf, Min=1.22kgf, average=1.56kgf, all are the performances that belong to highly stable.
Indulge and close the above; The present invention is provided with pressure section 20 and positive stop spring plate 32 at the head of hollow terminal, has satisfied plug and the needs that terminal closely contacts, and the contact engaging and separating force when making the plug plug is more stable; The phenomenon that loose contact can not occur; And owing to increased the contact area of plug and terminal, therefore can alleviate hot concentration phenomenon and can be anti-do not generate heat than electric current greatly, more effectively prolonged the useful life of terminal.
Those skilled in the art do not break away from essence of the present invention and spirit; Can there be the various deformation scheme to realize the present invention; The above is merely the preferable feasible embodiment of the present invention; Be not so limit to interest field of the present invention, the equivalent structure that all utilizations specification of the present invention and accompanying drawing content are done changes, and all is contained within the interest field of the present invention.
Claims (4)
1. a terminal structure comprises hollow terminal head, is that punching press is one-body molded, and is formed with pair of seams on a sidewall therein; Be provided with the connection storage tank in said hollow terminal head rear end; Two flank side surface of said storage tank are symmetrically arranged with conduction pressing sheet and pressing sheet from inside to outside; It is characterized in that: at least one sidewall of said hollow terminal head front end, be provided with a pressure section to hollow terminal inner recess; On the sidewall on said pressure section opposite, be provided with a hollow-out parts, said hollow-out parts is provided with a positive stop spring plate, and a wherein end root of said positive stop spring plate is fixedly connected with the edge of said hollow-out parts, and the other end then is to the inner unsettled extension of hollow terminal.
2. terminal structure according to claim 1 is characterized in that: said pressure section is arranged on hollow terminal head to be had on the sidewall of abutment joint.
3. terminal structure according to claim 1; It is characterized in that: the cross section of said hollow terminal head is a type rectangle; On other two relative sidewalls that are provided with on the said hollow terminal head front end beyond said pressure section, the said hollow-out parts, be symmetrical set said hollow-out parts and said positive stop spring plate.
4. according to the arbitrary described terminal structure of claim 1 to 3, it is characterized in that: the two ends root of at least one said positive stop spring plate is fixedly connected with the edge of said hollow-out parts, and the position, stage casing of said positive stop spring plate is to hollow terminal inner recess.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012102517032A CN102780107A (en) | 2012-07-20 | 2012-07-20 | Terminal structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012102517032A CN102780107A (en) | 2012-07-20 | 2012-07-20 | Terminal structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102780107A true CN102780107A (en) | 2012-11-14 |
Family
ID=47124926
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012102517032A Pending CN102780107A (en) | 2012-07-20 | 2012-07-20 | Terminal structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102780107A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060264124A1 (en) * | 2005-05-19 | 2006-11-23 | Deutsch Engineered Connecting Devices | Sleeveless stamped and formed socket contact |
| CN200969474Y (en) * | 2006-10-17 | 2007-10-31 | 毅耀实业股份有限公司 | Anti-deforming terminal structure |
| WO2011096547A1 (en) * | 2010-02-04 | 2011-08-11 | 矢崎総業株式会社 | Female terminal for connector |
| CN202797351U (en) * | 2012-07-20 | 2013-03-13 | 萧至仁 | Terminal structure |
-
2012
- 2012-07-20 CN CN2012102517032A patent/CN102780107A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060264124A1 (en) * | 2005-05-19 | 2006-11-23 | Deutsch Engineered Connecting Devices | Sleeveless stamped and formed socket contact |
| CN200969474Y (en) * | 2006-10-17 | 2007-10-31 | 毅耀实业股份有限公司 | Anti-deforming terminal structure |
| WO2011096547A1 (en) * | 2010-02-04 | 2011-08-11 | 矢崎総業株式会社 | Female terminal for connector |
| CN202797351U (en) * | 2012-07-20 | 2013-03-13 | 萧至仁 | Terminal structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C05 | Deemed withdrawal (patent law before 1993) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20121114 |