CN203826623U - Hollow terminal structure - Google Patents
Hollow terminal structure Download PDFInfo
- Publication number
- CN203826623U CN203826623U CN201420067278.6U CN201420067278U CN203826623U CN 203826623 U CN203826623 U CN 203826623U CN 201420067278 U CN201420067278 U CN 201420067278U CN 203826623 U CN203826623 U CN 203826623U
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- CN
- China
- Prior art keywords
- hollow
- minor structure
- sidewall
- terminal
- plug
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model relates to the technical field of terminals and discloses a hollow terminal structure which is used for cooperative connection with a plug head, the inner part of the hollow terminal structure is provided with a through chamber, a side wall of the through chamber is provided with an elastic structure which is abutted against an end part of the plug head, and the elastic structure extends toward the inner part of the through chamber in a suspended manner. Compared with the prior art, the hollow terminal structure provided by the utility model is advantageous in that a side wall of structure is provided with the elastic structure which extends toward the inner part of the through chamber in a suspended manner; when the hollow terminal structure cooperates with the plug head, the whole body of the plug head can be wrapped and clamped by the hollow terminal structure, the elastic structure can be abutted against the end part of the terminal head, an contact area between the plug head and the a terminal can be effectively increased, the heat concentration phenomenon of the terminal can be alleviated, the terminal can be improved in capability of transmitting a heavy current, and the terminal can be greatly prolonged in service life.
Description
Technical field
The utility model relates to the technical field of terminal, relates in particular to a kind of hollow end minor structure that can resistance to large current delivery.
Background technology
Hollow end minor structure is the device for being connected with circular plug or square plug, itself and plug are connected to form plug-connection structure, for hollow end minor structure, its in the time being connected with plug, require large with the contact area of plug and contact even, like this, can keep the contact engaging and separating force of formation comparatively stable, and can slow down the concentrated phenomenon of heat, and then improve its withstanding current capability, increase the service life.
In prior art, application number is 200620137529.9 Chinese patent, a kind of distortion-free hollow end minor structure is disclosed, this hollow end minor structure is after punching press is one-body molded, the both sides of the longitudinal abutment joint forming arrange Ka Gou and are limited in the fastening part in this card ditch, therefore can significantly promote the structural strength of hollow end minor structure, but because be formed with the structure of abutment joint on this sidewall, therefore on this sidewall, positive stop spring plate cannot be set, clamp plug and a positive stop spring plate is set on only can sidewall over there, so, while causing plug to insert hollow end minor structure, because monolateral positive stop spring plate deflection is larger, the contact-making surface of plug and positive stop spring plate is also less, so cause the unstable of contact engaging and separating force, also has the defect that has loose contact after repeatedly plugging, What is more easily generates heat because of hot concentration phenomenon in the time running into compared with large electric current.
The patent No. is 201210251703.2 Chinese patent, it discloses one improved hollow end minor structure on the basis of the above, this hollow end minor structure is on the sidewall that is formed with abutment joint, be provided with the pressure section being toward terminal inner recess, the relative design of this pressure section and the positive stop spring plate on opposite face sidewall, thereby, in plug inserts hollow end minor structure time, can effectively dwindle the deflection of positive stop spring plate, impel the contact engaging and separating force can be more stable, the phenomenon that does not have loose contact occurs, and can utilize the double team effect of pressure section and positive stop spring plate, allow the contact area between plug and hollow end minor structure head effectively strengthen, enable to alleviate hot concentration phenomenon and promote withstanding current capability, and then extend useful life of terminal.
Hollow end minor structure of the prior art, although its contact engaging and separating force is comparatively stable, and in the time coordinating with plug, although the contact area between itself and plug increases to some extent in traditional structure, can realize the to a certain degree requirement of resistance to large current delivery, but, still cannot meet the market demand of the larger electric current of ability.
Utility model content
The purpose of this utility model is to provide hollow end minor structure, when being intended to solve hollow end minor structure of the prior art and coordinating with plug, contact area is difficult to reach high requirement, causes hollow end minor structure to be difficult to the problem that meets resistance to large current delivery and do not grow useful life.
The utility model is achieved in that hollow end minor structure, for be connected cooperation with plug, has cavity in it, and a sidewall of described cavity is provided with the elastic construction that contacts at described plug ends, and described elastic construction is towards unsettled extension in described cavity.
Further, a sidewall of described cavity is provided with the first hollow out region, and one end of described elastic construction is in the sidewall in described the first hollow out region, and the other end is towards unsettled extension in described cavity.
Further, described elastic construction is elastic strip, and described elastic strip is arranged towards the front end that is flapped toward described cavity.
Further, on one sidewall of described hollow end minor structure, be formed with abutment joint, on the sidewall of described abutment joint both sides, be respectively equipped with the second hollow out region, in each described the second hollow out region, be respectively equipped with two positive stop spring plates towards unsettled extension in described cavity, positive stop spring plate positioned opposite described in two, and there is gap between the two.
Further, one end of described positive stop spring plate is connected in the sidewall in described the second hollow out region, and its free end is towards unsettled extension in described cavity,
Further, in each described the second hollow out region, described in two, one end of positive stop spring plate is connected on the relative sidewall in described the second hollow out region two.
Further, the free-ended inner side of described positive stop spring plate is arc surfaced.
Compared with prior art, the hollow end minor structure that the utility model provides, its sidewall is provided with the elastic construction of unsettled extension in cavity, in the time that hollow end minor structure coordinates with plug, hollow end minor structure is except can the whole body of teamed plug, the architectural feature of utilizing this elastic construction can conflict on the end of plug, and then effectively increase the contact area between plug and terminal, slow down the hot concentration phenomenon of terminal, more can improve terminal and transmit the ability of large electric current, greatly extend the useful life of terminal.
Brief description of the drawings
Fig. 1 is the cut-away illustration of the hollow end minor structure that provides of the utility model the first embodiment;
Fig. 2 is the A place enlarged diagram in Fig. 1;
Fig. 3 is the schematic perspective view of the hollow end minor structure that provides of the utility model the second embodiment;
Fig. 4 is the B place enlarged diagram in Fig. 3.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein is only in order to explain the utility model, and be not used in restriction the utility model.
Below in conjunction with specific embodiment, realization of the present utility model is described in detail.
As shown in Fig. 1～2, the first preferred embodiment providing for the utility model.
The hollow end minor structure 1 that the present embodiment provides is for coordinating with plug docking, and this hollow end minor structure 1 is one-body molded for punching press, and certainly, it can be also to form by other processing mode, is not limited to the processing mode in the present embodiment.
In hollow end minor structure 1, have cavity 10, the rear end of this cavity 10 is inserted with electric wire, and plug is plugged in the front end of cavity 10, and then the energising that achieves a butt joint of electric wire in electric wire and hollow end minor structure 1 in plug.
On a wherein sidewall of above-mentioned hollow end minor structure 1, be provided with the elastic construction 12 towards cavity 10 inner unsettled extensions, in the time that hollow end minor structure 1 coordinates with plug, this elastic construction 12 can be conflicted on the end of plug, like this, hollow end minor structure 1 is in the time coordinating with plug, except its sidewall directly double team the whole body of plug, and the elastic construction 12 extending on this sidewall also can contact cooperation with the end of plug, thereby not only can carry out spacing to the position of plug, contact area between its more effective increase terminal 1 and plug, greatly slow down the hot concentration phenomenon of terminal 1, thereby make terminal 1 can meet the requirement of resistance to large electric current, and extend the useful life of terminal 1.
In the present embodiment, hollow end minor structure 1 cross section is square-shaped, above-mentioned elastic construction 12 can be arranged on each sidewall of terminal 1, certainly, the cross section of terminal 1 also can rounded or other different form, and elastic construction 12 also can be arranged on each orientation of sidewall, as long as meeting to conflict, it can in the end of plug.
Particularly, above-mentioned elastic construction 12 is elastic strip, or as other embodiment, it can be also the sheet of each shape,
In order to meet elastic construction 12 in the time coordinating with plug, possess good elastic effect, the present embodiment Elastic structure 12 is towards the interior unsettled extension of cavity 10, and the front end that is flapped toward terminal 1 arranges, that is to say, and the angle between itself and sidewall is acute angle.
For the ease of the manufacture moulding of above-mentioned elastic construction 12, on the sidewall of above-mentioned terminal 1, be provided with the first hollow out region 11, above-mentioned elastic construction 12 one end are connected on the sidewall in this first hollow out region 11, and its free end is towards the interior unsettled extension of cavity 10.
In the present embodiment, on the sidewall after terminal 1 forms, be formed with abutment joint 15, this abutment joint 15 extends and arranges along the length direction of terminal 1.Above-mentioned elastic construction 12 is arranged on the sidewall on abutment joint 15 opposites, and certainly, it also can be arranged on the sidewall of abutment joint 15 both sides, is specifically determined by actual needs.
As shown in Fig. 3～4, the second preferred embodiment providing for the utility model.
Particularly, on the sidewall of abutment joint 15 both sides, be respectively arranged with the second hollow out region 18, in this each second hollow out region 18, be respectively equipped with the positive stop spring plate 13 of two positioned opposite, and in same the second hollow out region 18, one end of two positive stop spring plates 13 is connected on the two relative sidewalls in this second hollow out region 18, its free end is towards unsettled in opposite directions extension in cavity 10, and has gap 17 between the two.Be connected for the ease of the conflict between positive stop spring plate 13 and plug, the inner side of the free end 14 of above-mentioned positive stop spring plate 13 is arc surfaced.
Like this, in above-mentioned hollow end minor structure 1, on the sidewall of 16 both sides, recessed sunken District territory of abutment joint 15 with and the sidewall on opposite, respectively towards the interior unsettled positive stop spring plate 13 that is extended with of cavity 10, in the time that plug and hollow end minor structure 1 plug together, sunk area 16, and the architectural feature that forms of positive stop spring plate 13 can double team post plug the whole body, and, elastic construction 12 can prop up the end of plug, and then impel the contact area between plug and hollow end minor structure 1 effectively to increase, greatly alleviate the concentrated phenomenon of its heat, thereby improve the ability of its resistance to large electric current, increase the service life.
In the present embodiment, as shown in Figures 1 and 2, in each the second hollow out region 18, be only provided with a positive stop spring plate 13, certainly, as other embodiment, as shown in Figures 3 and 4, in each the second hollow out region 18, be provided with two positive stop spring plates 13, one end of two positive stop spring plates 13 is connected in the two opposite side walls in the second hollow out region 18, and its free end 14 extends in opposite directions, and has gap 17 between the two.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all any amendments of doing within spirit of the present utility model and principle, be equal to and replace and improvement etc., within all should being included in protection range of the present utility model.
Claims (7)
1. hollow end minor structure, for be connected cooperation with plug, has cavity in it, it is characterized in that, a sidewall of described cavity is provided with the elastic construction that contacts at described plug ends, and described elastic construction is towards unsettled extension in described cavity.
2. hollow end minor structure as claimed in claim 1, is characterized in that, a sidewall of described cavity is provided with the first hollow out region, and one end of described elastic construction is in the sidewall in described the first hollow out region, and the other end is towards unsettled extension in described cavity.
3. hollow end minor structure as claimed in claim 1, is characterized in that, described elastic construction is elastic strip, and described elastic strip is arranged towards the front end that is flapped toward described cavity.
4. the hollow end minor structure as described in claims 1 to 3 any one, it is characterized in that, on one sidewall of described hollow end minor structure, be formed with abutment joint, on the sidewall of described abutment joint both sides, be respectively equipped with the second hollow out region, in each described the second hollow out region, be respectively equipped with two positive stop spring plates towards unsettled extension in described cavity, positive stop spring plate positioned opposite described in two, and there is gap between the two.
5. hollow end minor structure as claimed in claim 4, is characterized in that, one end of described positive stop spring plate is connected in the sidewall in described the second hollow out region, and its free end is towards unsettled extension in described cavity.
6. hollow end minor structure as claimed in claim 5, is characterized in that, in each described the second hollow out region, described in two, one end of positive stop spring plate is connected on the relative sidewall in described the second hollow out region two.
7. hollow end minor structure as claimed in claim 5, is characterized in that, the free-ended inner side of described positive stop spring plate is arc surfaced.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420067278.6U CN203826623U (en) | 2014-02-14 | 2014-02-14 | Hollow terminal structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420067278.6U CN203826623U (en) | 2014-02-14 | 2014-02-14 | Hollow terminal structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203826623U true CN203826623U (en) | 2014-09-10 |
Family
ID=51482090
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420067278.6U Expired - Fee Related CN203826623U (en) | 2014-02-14 | 2014-02-14 | Hollow terminal structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203826623U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103811904A (en) * | 2014-02-14 | 2014-05-21 | 萧至仁 | Hollow terminal structure |
| CN108370112A (en) * | 2015-12-17 | 2018-08-03 | 德尔福国际业务卢森堡公司 | There is the female connector for laterally retaining piece and assemble part including this female connector and pin end for pin end |
-
2014
- 2014-02-14 CN CN201420067278.6U patent/CN203826623U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103811904A (en) * | 2014-02-14 | 2014-05-21 | 萧至仁 | Hollow terminal structure |
| CN108370112A (en) * | 2015-12-17 | 2018-08-03 | 德尔福国际业务卢森堡公司 | There is the female connector for laterally retaining piece and assemble part including this female connector and pin end for pin end |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140910 Termination date: 20170214 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |