CN102790301A - Flag-shaped terminal with low inserting force and high extracting force - Google Patents
Flag-shaped terminal with low inserting force and high extracting force Download PDFInfo
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- CN102790301A CN102790301A CN201210284547XA CN201210284547A CN102790301A CN 102790301 A CN102790301 A CN 102790301A CN 201210284547X A CN201210284547X A CN 201210284547XA CN 201210284547 A CN201210284547 A CN 201210284547A CN 102790301 A CN102790301 A CN 102790301A
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Abstract
The invention relates to a flag-shaped terminal which comprises a cable connecting part and a wiring female terminal, wherein the wiring female terminal comprises a slot; arc tubular side walls are arranged on two sides of the slot; two longitudinal clearances are formed in the bottom of the slot; and an elastic arm is formed between the two clearances. According to the flag-shaped terminal, the technical problems of difficulty in realization of smaller inserting resistance and stable connection after inserting in the prior art are effectively avoided; and the flag-shaped terminal is a flag-shaped terminal with a low inserting force and a high extracting force.
Description
Technical field
The present invention relates to a kind of binding post, specifically is a kind of flag terminal with low insertion force, high withdrawal force, belongs to wiring element, connector technique field.
Background technology
Binding post is to be used to realize a kind of accessory product of being electrically connected; The category that belongs to connector in the industry; Be widely used in electric field, like ballast, transformer, Switching Power Supply, instrument and meter, IT communication, warning device, lift facility, illumination, household electrical appliance etc.Along with industrial automatization is increasingly high more and more stricter, accurate with industrial requirements, performances such as the wiring flexibility of pair of wire connection terminals, connection reliability have all proposed higher requirement.
Fig. 1 has provided a kind of flag terminal of the prior art, is mainly used in the electric equipments such as household electrical appliance, automobile, motorcycle, realizes that circuit connects.One end of this flag terminal is a cable connecting portion 1 that is used to push down heart yearn, and the other end is a wiring female terminal 2.The structure of said wiring female terminal 2 in the Chinese patent 20112048636.8 record; In this technical scheme, a kind of conversion terminal is disclosed, comprise a coating portion and the portion that pushes down that pushes down the cable core that is used to wrap up cable; The said portion that pushes down is connected with a wiring female terminal; The two side of the slot of said wiring female terminal is formed by aduncate curved pipe, forms elastic arm 213 in the bottom transverse of said slot, and said elastic arm 213 is bar shaped; Its both sides form slit 212, are provided with screens salient point 4 at the center of said elastic arm.In use; When wiring male terminal such as inserted sheet insert said wiring female terminal; Said elastic arm can elasticity fine motion up and down, make said inserted sheet to insert smoothly, said inserted sheet is provided with and the corresponding concave point of said screens salient point; Insert the concave point coupling of said screens salient point in back and said wiring male terminal, can be with said wiring female terminal and firm the blocking of wiring male terminal.But because said elastic arm horizontally set, length is shorter; Though said elastic arm elastic movement up and down when said wiring male terminal inserts, owing to its length is shorter, the scope that said elastic arm can elastic movement is less; And there is bigger resistance, therefore, needs to use very big power could inserted sheet be inserted; Inconvenient when not only using, and use bigger power insertion that said wiring female terminal and wiring male terminal are all had bigger damage, influence its useful life.The insertion of said inserted sheet for ease, if with the degree of depth of said slot notch do excessive, the fastness after then influencing it and inserting.Therefore, said flag terminal has less resistance when being difficult to accomplish to insert the wiring male terminal, is connected firmly after the insertion.
Summary of the invention
Technical problem to be solved by this invention is the wiring female terminal of flag terminal in the prior art, can not have little insertion resistance simultaneously and insert back stable the connection, thereby the flag terminal of a kind of low insertion force, high withdrawal force is provided.
For solving the problems of the technologies described above, the present invention realizes through following technical scheme:
Flag terminal of the present invention; Comprise a cable connecting portion and a wiring female terminal, said wiring female terminal comprises a slot, and the both sides of said slot are the arc tubular sidewall; The bottom of said slot forms twice slit longitudinally, and said twice constitute elastic arm between the slit.
Flag terminal of the present invention, the length of said elastic arm are 5.5mm-6.5mm.
Flag terminal of the present invention, the length of said elastic arm are 6mm.
Flag terminal of the present invention, the wiring direction of said cable connecting portion is vertical with the closure of said wiring female terminal.
Flag terminal of the present invention, the middle part of said elastic arm forms the extension, center, and the width of extension, said center is greater than the width at said elastic arm two ends.
Flag terminal of the present invention, extension, said center are circular.
Flag terminal of the present invention, extension, said center is near said slot notch.
Flag terminal of the present invention, the width in said slit are 0.2-0.3mm.
Flag terminal of the present invention forms positive stop lug boss on the inwall of the arc tubular sidewall of said slot.
Extension, said center is provided with the screens salient point, and the height of said screens salient point increases progressively to the other end from the end near said slot notch; In the bottom of said slot and away from an end of said slot notch, the arranged outside of said elastic arm the salient point of stopping is arranged.
Technique scheme of the present invention is compared prior art and is had the following advantages:
(1) flag terminal of the present invention; Comprise cable connecting portion and wiring female terminal, said wiring female terminal comprises a slot, and the both sides of said slot are the arc tubular sidewall; The bottom of said slot forms twice slit longitudinally, and said twice constitute elastic arm between the slit.The elastic arm of above-mentioned vertical setting when the wiring male terminal inserts said wiring female terminal, can produce elastic movement, because elastic arm vertically is provided with; When the wiring male terminal inserts, just can produce elastic movement, insert easily, the elastic arm that vertically is provided with during insertion; Elastic arm and said wiring male terminal are longer time of contact, and therefore, the time that can bring into play elastic reaction is long; Sphere of action is wide, and therefore when the wiring female terminal was connected with the wiring male terminal, required insertion dynamics was less; After connecting completion, because the effect of elastic force, said wiring male terminal has good fastness.Flag terminal of the present invention has effectively been avoided being difficult in the prior art realize having less insertion resistance and insert the stable technical problem that is connected in back, is a kind of flag terminal with low insertion force, high withdrawal force.
(2) flag terminal of the present invention, the length of said elastic arm are 5.5mm-6.5mm, preferred 6mm, and width is 0.8-1.0mm, preferred 0.9mm.Flag terminal of the prior art, the length of transverse elasticity arm is owing to receive the restriction of bottom width, and the length dimension of its design is 4.95mm; Width is 2.1mm, and the present invention is owing to adopted vertical setting, and its length does not receive the restriction of transverse width; What can be provided with is longer like 6mm, so the scope of elastic force effect is bigger, with its width be provided with narrower like 0.9mm; Therefore elastic arm has better elastic force, has given play to better elastic effect than the elastic arm of horizontally set in the prior art, has reduced the resistance when inserting; Strengthen the pressure after inserting, guaranteed low insertion force and high withdrawal force.
(3) flag terminal of the present invention; The middle part of said elastic arm forms the extension, center, and the width of extension, said center is greater than the width at said elastic arm two ends, the extension, center that here is provided with; Releasing area after can strengthening the wiring male terminal and the wiring female terminal being connected; Strengthen its positive pressure, when inserting, can produce bigger elastic force, be convenient to insert.On extension, said center, the screens salient point can also be set further; At the wiring female terminal with after the wiring male terminal is connected; Said screens salient point cooperates with retaining groove on the wiring male terminal, produces bigger frictional resistance when extracting, the steadiness after further having guaranteed to connect.
(4) flag terminal of the present invention, extension, said center are circular or square etc., can be arranged on the position near said slot notch; When wiring male terminal such as inserted sheet insert; Increase and remove area, produce bigger elastic force, can better bring into play its effect.The width in said slit is 0.2-0.3mm, and for said elastic arm motion reserves the space, said elastic arm can be brought into play elastic reaction when guaranteeing to insert, and guarantees that inserted sheet inserts smoothly.
(5) flag terminal of the present invention; Form positive stop lug boss on the inwall of the arc tubular sidewall of said slot; After wiring male terminal such as inserted sheet inserted said wiring female terminal, said positive stop lug boss can further block said inserted sheet, further strengthened to connect effect.
(6) flag terminal of the present invention; In the bottom of said slot and away from an end of said slot notch, the arranged outside of said elastic arm the salient point of stopping is arranged; The said salient point that stops can limit the position that said wiring male terminal inserts, and avoids the dark excessively of said wiring male terminal insertion.
Description of drawings
For content of the present invention is more clearly understood, below in conjunction with accompanying drawing, the present invention is done further detailed explanation, wherein,
Fig. 1 is the front view of flag terminal in the prior art;
Fig. 2 is the stereogram of flag terminal of the present invention;
Fig. 3 is the front view of flag terminal according to the invention;
Fig. 4 is the end view of flag terminal according to the invention.
Reference numeral is expressed as among the figure: 1-cable connecting portion, and 11-parcel portion, 12-pushes down portion, 2-wiring female terminal; The 21-slot, 211-arc tubular sidewall, 212-slit, 213-elastic arm; Extension, 214-center, the 3-positive stop lug boss, 4-screens salient point, 5-stops salient point.
Embodiment
Provide the embodiment of flag terminal of the present invention below.
Embodiment 1:
Flag terminal of the present invention, structure is seen shown in Figure 2, comprises a cable connecting portion 1 and a wiring female terminal 2.Be used for connection cable at said cable connecting portion 1, generally include the coating portion 11 and the portion that pushes down 12 that is used to push down the cable core that are used to wrap up cable.Said wiring female terminal 2 is used to connect the wiring male terminal, like inserted sheet etc.In the present embodiment, the wiring direction of said cable connecting portion 1 is vertical with the closure of said wiring female terminal 2.Said wiring female terminal 2 comprises a slot 21, and the both sides of said slot 21 are arc tubular sidewall 211, and the bottom of said slot 21 forms twice slit 212 longitudinally, and as shown in Figure 2, the width in said slit is set to 0.25mm.Constitute elastic arm 213 between the said twice slit 212, the length of said elastic arm 213 is 6mm, and width is 0.9mm.
The width of elastic arm 213 is about 2.1mm in the prior art, provides the stressed contrast of elastic arm 213 in an elastic arm 213 of the present invention and the prior art in the following table 1, and visible insert stressed obviously reduces.
Table 1
The insertion force of flag terminal of the present invention and flag terminal of the prior art, withdrawal force experiment, the result is as shown in table 2 below.
Table 2
From above-mentioned experimental data, can find out the described flag terminal of invention, compare to have low insertion force, high withdrawal force with flag terminal of the prior art.
As execution mode that can conversion, it is arbitrarily angled or point-blank that the wiring direction of said cable connecting portion 1 and the closure of said wiring female terminal 2 can be.In addition, the length of said elastic arm 213 can also be 5.5mm or 6.5mm, and width is 0.8 or 1.0mm.The width in said slit 212 can be 0.2mm-0.3mm.
Embodiment 2:
On the basis of embodiment 1 described flag terminal, further form extension, center 214 at the middle part of said elastic arm 213, see Fig. 3, the width of extension, said center 214 is greater than the width at said elastic arm 213 two ends.Here, extension, said center 214 is circular, near the notch setting of said slot 21.
Embodiment 3:
On the basis of the described flag terminal of the foregoing description, form positive stop lug boss 3 on the inwall of the arc tubular sidewall 211 of said slot 21, see Fig. 4.Extension, said center 214 is provided with screens salient point 4; The height of said screens salient point 4 increases progressively to the other end from the end near the notch of said slot 21; See Fig. 3. such structure seamlessly transits when inserting the wiring male terminal, inserts easily, when extracting, has groove structure; Therefore be not drawn out easily, make that the effect of low insertion force, high withdrawal force is more obvious.Further, in the bottom of said slot 21 and away from an end of the notch of said slot 21, the arranged outside of said elastic arm 213 salient point of stopping 5 is arranged, the said salient point 5 that stops can limit the access degree of depth of wiring male terminal, sees Fig. 3.
Obviously, the foregoing description only be for explanation clearly done for example, and be not qualification to execution mode.For the those of ordinary skill in affiliated field, on the basis of above-mentioned explanation, can also make other multi-form variation or change.Here need not also can't give exhaustive to all execution modes.And conspicuous variation of being extended out thus or change still are among the protection range of the invention.
Claims (10)
1. flag terminal; Comprise a cable connecting portion and a wiring female terminal; Said wiring female terminal comprises a slot; The both sides of said slot are the arc tubular sidewall, it is characterized in that: the bottom of said slot forms twice slit longitudinally, and said twice constitute elastic arm between the slit.
2. flag terminal according to claim 1 is characterized in that, the length of said elastic arm is 5.5mm-6.5mm, and the width of said elastic arm is 0.8-1.0mm.
3. flag terminal according to claim 2 is characterized in that, the length of said elastic arm is 6mm, preferred 0.9mm.
4. according to claim 1 or 2 or 3 described flag terminals, it is characterized in that the wiring direction of said cable connecting portion is vertical with the closure of said wiring female terminal.
5. according to each described flag terminal among the claim 1-4, it is characterized in that the middle part of said elastic arm forms the extension, center, the width of extension, said center is greater than the width at said elastic arm two ends.
6. according to the flag terminal described in the claim 5, it is characterized in that extension, said center is circular.
7. according to claim 5 or 6 described flag terminals, it is characterized in that extension, said center is near said slot notch.
8. according to each described flag terminal among the claim 1-7, it is characterized in that the width in said slit is 0.2-0.3mm.
9. according to each described flag terminal among the claim 1-8, it is characterized in that, form positive stop lug boss on the inwall of the arc tubular sidewall of said slot.
10. according to each described flag terminal among the claim 5-9, it is characterized in that extension, said center is provided with the screens salient point, the height of said screens salient point increases progressively to the other end from the end near said slot notch; In the bottom of said slot and away from an end of said slot notch, the arranged outside of said elastic arm the salient point of stopping is arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210284547.XA CN102790301B (en) | 2012-08-10 | 2012-08-10 | Flag-shaped terminal with low inserting force and high extracting force |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210284547.XA CN102790301B (en) | 2012-08-10 | 2012-08-10 | Flag-shaped terminal with low inserting force and high extracting force |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102790301A true CN102790301A (en) | 2012-11-21 |
| CN102790301B CN102790301B (en) | 2014-12-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210284547.XA Active CN102790301B (en) | 2012-08-10 | 2012-08-10 | Flag-shaped terminal with low inserting force and high extracting force |
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| Country | Link |
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| CN (1) | CN102790301B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103236592A (en) * | 2013-04-17 | 2013-08-07 | 温州市珠城电气有限公司 | Flag-shaped terminal with square tube |
| CN103746206A (en) * | 2013-12-31 | 2014-04-23 | 温州市珠城电气有限公司 | Flag-shaped and clamp-shaped self locking terminal |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0387683A2 (en) * | 1989-03-17 | 1990-09-19 | Yazaki Corporation | Electric connector |
| US4976635A (en) * | 1990-04-09 | 1990-12-11 | Molex Incorporated | Locking electrical connector |
| US20020004338A1 (en) * | 1998-04-22 | 2002-01-10 | August V. Cordeiro | Selectively locking plug thermal electrical connector |
| CN201898226U (en) * | 2010-07-30 | 2011-07-13 | 健和兴端子股份有限公司 | Female terminal of connector and waterproof connector |
| CN202352850U (en) * | 2011-11-29 | 2012-07-25 | 温州市珠城电气有限公司 | Switch terminal |
| CN202855933U (en) * | 2012-08-10 | 2013-04-03 | 温州市珠城电气有限公司 | Flag-shaped terminal with low inserting force and high pull-out force |
-
2012
- 2012-08-10 CN CN201210284547.XA patent/CN102790301B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0387683A2 (en) * | 1989-03-17 | 1990-09-19 | Yazaki Corporation | Electric connector |
| US4976635A (en) * | 1990-04-09 | 1990-12-11 | Molex Incorporated | Locking electrical connector |
| US20020004338A1 (en) * | 1998-04-22 | 2002-01-10 | August V. Cordeiro | Selectively locking plug thermal electrical connector |
| CN201898226U (en) * | 2010-07-30 | 2011-07-13 | 健和兴端子股份有限公司 | Female terminal of connector and waterproof connector |
| CN202352850U (en) * | 2011-11-29 | 2012-07-25 | 温州市珠城电气有限公司 | Switch terminal |
| CN202855933U (en) * | 2012-08-10 | 2013-04-03 | 温州市珠城电气有限公司 | Flag-shaped terminal with low inserting force and high pull-out force |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103236592A (en) * | 2013-04-17 | 2013-08-07 | 温州市珠城电气有限公司 | Flag-shaped terminal with square tube |
| CN103236592B (en) * | 2013-04-17 | 2016-05-11 | 温州市珠城电气有限公司 | Flag-shaped square tube terminal |
| CN103746206A (en) * | 2013-12-31 | 2014-04-23 | 温州市珠城电气有限公司 | Flag-shaped and clamp-shaped self locking terminal |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102790301B (en) | 2014-12-17 |
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| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
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Address after: Yueqing City, Zhejiang province 325600 heavy rock town village in Wenzhou City Patentee after: WENZHOU CITY ZHUCHENG ELECTRICAL CO., LTD. Address before: 325602 Zhejiang city of Wenzhou province Yueqing city rock town heavy industrial zone Patentee before: Wenzhou City Zhucheng Electrical Co., Ltd. |