CN102790301B - 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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- CN102790301B CN102790301B CN201210284547.XA CN201210284547A CN102790301B CN 102790301 B CN102790301 B CN 102790301B CN 201210284547 A CN201210284547 A CN 201210284547A CN 102790301 B CN102790301 B CN 102790301B
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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 a kind of flag terminal with low insertion force, high withdrawal force, belongs to wiring element, connector technique field.
Background technology
Binding post is for realizing a kind of accessory product be electrically connected, the industrial category belonging to connector, be widely used in electric field, as ballast, transformer, Switching Power Supply, instrument and meter, IT communication, warning device, lift facility, illumination, household electrical appliance etc.Along with industrial automatization is more and more higher and industrial requirements is more and more stricter, accurately, the performance such as wiring flexibility, connection reliability of pair of wire connection terminals all proposes higher requirement.
Fig. 1 gives a kind of flag terminal of the prior art, is mainly used in, in the electric equipments such as household electrical appliance, automobile, motorcycle, realizing connection.One end of this flag terminal be one for pushing down the cable connections 1 of heart yearn, the other end is a wiring female terminal 2.The structure of described wiring female terminal 2 is as described in Chinese patent 20112048636.8, in this technical scheme, disclose a kind of conversion terminal, comprise one push down cable core for the covering portion and of wrapping up cable push down portion, the described portion that pushes down is connected with a wiring female terminal, the two side of the slot of described wiring female terminal is formed by aduncate curved pipe, elastic arm 213 is formed in the bottom transverse of described slot, described elastic arm 213 is bar shaped, its formation gap, both sides 212, is provided with screens salient point 4 at the center of described elastic arm.In use, when wiring male terminal as inserted sheet insert as described in wiring female terminal time, described elastic arm can the upper and lower fine motion of elasticity, described inserted sheet can be inserted smoothly, described inserted sheet is provided with the concave point corresponding with described screens salient point, after inserting, described screens salient point mates with the concave point of described wiring male terminal, described wiring female terminal and wiring male terminal firmly can be blocked.But, due to described elastic arm horizontally set, length is shorter, although described elastic arm can elastic movement up and down when described wiring male terminal inserts, but because its length is shorter, described elastic arm can the scope of elastic movement less, and there is larger resistance, therefore, need to use very large power inserted sheet could be inserted, inconvenient when not only using, and use larger power insertion all to have larger damage to described wiring female terminal and wiring male terminal, affect its useful life.The conveniently insertion of described inserted sheet, if the degree of depth of described slot notch is done excessive, then affect its insert after fastness.Therefore, described flag terminal is difficult to accomplish to have less resistance when inserting wiring male terminal, is connected firmly after insertion.
The width of prior art Elastic arm 213 is about 2.1mm, provides the stressed contrast of an elastic arm 213 of the present invention and prior art Elastic arm 213, visible stressed obvious reduction of inserting in following table 1.
Table 1
Insertion force, the withdrawal force of flag terminal of the present invention and flag terminal of the prior art are tested, and result is as shown in table 2 below.
Table 2
The flag terminal described in invention can be found out from above-mentioned experimental data, compared with flag terminal of the prior art, there is low insertion force, high withdrawal force.
As the execution mode that can convert, the wiring direction of described cable connections 1 and the closure of described wiring female terminal 2 can in arbitrarily angled or point-blank.In addition, the length of described elastic arm 213 can also be 5.5mm or 6.5mm, and width is 0.8 or 1.0mm.The width in described gap 212 can be 0.2mm-0.3mm.
Summary of the invention
Technical problem to be solved by this invention is the wiring female terminal of flag terminal in prior art, can not have little Cat-in resisting force simultaneously and be connected with stable after insertion, thus provide the flag terminal of a kind of low insertion force, high withdrawal force.
For solving the problems of the technologies described above, the present invention is achieved by the following technical solutions:
Flag terminal of the present invention, comprise a cable connections and a wiring female terminal, described wiring female terminal comprises a slot, and the both sides of described slot are arced tube sidewall, the bottom of described slot forms the gap of twice longitudinal direction, forms elastic arm between described twice gap.
Flag terminal of the present invention, the length of described elastic arm is 5.5mm-6.5mm.
Flag terminal of the present invention, the length of described elastic arm is 6mm.
Flag terminal of the present invention, the wiring direction of described cable connections is vertical with the closure of described wiring female terminal.
Flag terminal of the present invention, the middle part of described elastic arm forms Center Extender portion, and the width in described Center Extender portion is greater than the width at described elastic arm two ends.
Flag terminal of the present invention, described Center Extender portion is circular.
Flag terminal of the present invention, described Center Extender portion is near described slot notch.
Flag terminal of the present invention, the width in described gap is 0.2-0.3mm.
Flag terminal of the present invention, the inwall of the arced tube sidewall of described slot forms positive stop lug boss.
Described Center Extender portion is provided with screens salient point, and the height of described screens salient point increases progressively from the one end near described slot notch to the other end; Stop salient point is had away from one end of described slot notch, the arranged outside of described elastic arm in the bottom of described slot.
Technique scheme of the present invention has the following advantages compared to existing technology:
(1) flag terminal of the present invention, comprise cable connections and wiring female terminal, described wiring female terminal comprises a slot, and the both sides of described slot are arced tube sidewall, the bottom of described slot forms the gap of twice longitudinal direction, forms elastic arm between described twice gap.The above-mentioned elastic arm longitudinally arranged, when wiring male terminal inserts described wiring female terminal, elastic movement can be produced, because elastic arm is longitudinally arranged, just elastic movement can be produced when wiring male terminal inserts, easy insertion, the elastic arm longitudinally arranged during insertion, elastic arm and described wiring male terminal longer for time of contact, therefore, the time that can play elastic reaction is long, sphere of action is wide, therefore when wiring female terminal is connected with wiring male terminal, required insertion dynamics is less, after connection completes, due to the effect of elastic force, described wiring male terminal has good fastness.The stable technical problem be connected after flag terminal of the present invention effectively prevent in prior art and is difficult to realize having less Cat-in resisting force and insertion is a kind of flag terminal with low insertion force, high withdrawal force.
(2) flag terminal of the present invention, the length of described elastic arm is 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 being subject to the restriction of bottom width, the length dimension of its design is 4.95mm, width is 2.1mm, the present invention is owing to have employed longitudinal setting, its length is not by the restriction of transverse width, what can arrange is longer as 6mm, therefore the scope of elastic force effect is larger, what arranged by its width is narrower as 0.9mm, therefore elastic arm has better elastic force, better elastic effect has been given play to than the elastic arm of horizontally set in prior art, reduce resistance during insertion, enhance the pressure after insertion, ensure that low insertion force and high withdrawal force.
(3) flag terminal of the present invention, the middle part of described elastic arm forms Center Extender portion, the width in described Center Extender portion is greater than the width at described elastic arm two ends, the Center Extender portion herein arranged, can strengthen wiring male terminal be connected with wiring female terminal after releasing area, strengthening its positive pressure, larger elastic force can be produced when inserting, be convenient to insert.Described Center Extender portion can also arrange screens salient point further, after wiring female terminal is connected with wiring male terminal, described screens salient point coordinates with the retaining groove on wiring male terminal, produces larger frictional resistance, further ensure the steadiness after connection when extracting.
(4) flag terminal of the present invention, described Center Extender portion is circular or square etc., can be arranged on the position near described slot notch, when wiring male terminal inserts as inserted sheet, increase and remove area, produce larger elastic force, better can play its effect.The width in described gap is 0.2-0.3mm, and for described elastic arm motion reserves space, when ensureing to insert, described elastic arm can play elastic reaction, ensures that inserted sheet inserts smoothly.
(5) flag terminal of the present invention, the inwall of the arced tube sidewall of described slot forms positive stop lug boss, after wiring male terminal wiring female terminal as described in inserted sheet insertion, described inserted sheet can block by described positive stop lug boss further, strengthens further and connects effect.
(6) flag terminal of the present invention, stop salient point is had away from one end of described slot notch, the arranged outside of described elastic arm in the bottom of described slot, described stop salient point can limit the position that described wiring male terminal inserts, and that avoids described wiring male terminal to insert is excessively dark.
Accompanying drawing explanation
In order to make content of the present invention be more likely to be clearly understood, below in conjunction with accompanying drawing, the present invention is further detailed explanation, wherein,
Fig. 1 is the front view of flag terminal in prior art;
Fig. 2 is the stereogram of flag terminal of the present invention;
Fig. 3 is the front view of flag terminal of the present invention;
Fig. 4 is the end view of flag terminal of the present invention.
In figure, Reference numeral is expressed as: 1-cable connections, 11-parcel, and 12-pushes down portion, 2-wiring female terminal, 21-slot, 211-arced tube sidewall, 212-gap, 213-elastic arm, 214-Center Extender portion, 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 as shown in Figure 2, comprises a cable connections 1 and a wiring female terminal 2.At described cable connections 1 for connection cable, generally include the covering portion 11 for wrapping up cable and the portion that pushes down 12 for pushing down cable core.Described wiring female terminal 2 for connecting wiring male terminal, as inserted sheet etc.In the present embodiment, the wiring direction of described cable connections 1 is vertical with the closure of described wiring female terminal 2.Described wiring female terminal 2 comprises a slot 21, and the both sides of described slot 21 are arced tube sidewall 211, and the bottom of described slot 21 forms the gap 212 of twice longitudinal direction, and as shown in Figure 2, the width in described gap is set to 0.25mm.Form elastic arm 213 between described twice gap 212, the length of described elastic arm 213 is 6mm, and width is 0.9mm.
Embodiment 2:
On the basis of the flag terminal described in embodiment 1, form Center Extender portion 214 further, see Fig. 3 at the middle part of described elastic arm 213, the width in described Center Extender portion 214 is greater than the width at described elastic arm 213 two ends.Herein, described Center Extender portion 214 is circular, and the notch near described slot 21 is arranged.
Embodiment 3:
On the basis of the flag terminal described in above-described embodiment, the inwall of the arced tube sidewall 211 of described slot 21 forms positive stop lug boss 3, sees Fig. 4.Described Center Extender portion 214 is provided with screens salient point 4, the height of described screens salient point 4 increases progressively from one end of the notch near described slot 21 to the other end, see Fig. 3. such structure seamlessly transits when inserting wiring male terminal, easy insertion, when extracting, there is groove structure, therefore be not drawn out easily, make the effect of low insertion force, high withdrawal force more obvious.Further, have in the bottom of described slot 21 and away from one end of the notch of described slot 21, the arranged outside of described elastic arm 213 and stop salient point 5, described stop salient point 5 can limit the access degree of depth of wiring male terminal, sees Fig. 3.
Obviously, above-described embodiment is only for clearly example being described, and the restriction not to execution mode.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without the need to also giving all execution modes.And thus the apparent change of extending out or variation be still among the protection range of the invention.
Claims (8)
1. a flag terminal, comprise a cable connections and a wiring female terminal, the wiring direction of described cable connections is vertical with the closure of described wiring female terminal, described wiring female terminal comprises a slot, the both sides of described slot are arced tube sidewall, it is characterized in that: the bottom of described slot forms the gap of twice longitudinal direction, elastic arm is formed between described twice gap, the middle part of described elastic arm forms Center Extender portion, and the width in described Center Extender portion is greater than the width at described elastic arm two ends.
2. flag terminal according to claim 1, is characterized in that, the length of described elastic arm is 5.5mm-6.5mm, and the width of described elastic arm is 0.8-1.0mm.
3. flag terminal according to claim 2, is characterized in that, the length of described elastic arm is 6mm, and width is 0.9mm.
4. flag terminal according to claim 1, is characterized in that, described Center Extender portion is circular.
5. flag terminal according to claim 4, is characterized in that, described Center Extender portion is near described slot notch.
6. flag terminal according to claim 1, is characterized in that, the width in described gap is 0.2-0.3mm.
7. flag terminal according to claim 1, is characterized in that, the inwall of the arced tube sidewall of described slot forms positive stop lug boss.
8. flag terminal according to claim 5, is characterized in that, described Center Extender portion is provided with screens salient point, and the height of described screens salient point increases progressively from the one end near described slot notch to the other end; Stop salient point is had away from one end of described slot notch, the arranged outside of described elastic arm in the bottom of described slot.
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 CN102790301A (en) | 2012-11-21 |
| CN102790301B true CN102790301B (en) | 2014-12-17 |
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| 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) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
Citations (5)
| 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 |
| 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 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020004338A1 (en) * | 1998-04-22 | 2002-01-10 | August V. Cordeiro | Selectively locking plug thermal electrical connector |
-
2012
- 2012-08-10 CN CN201210284547.XA patent/CN102790301B/en active Active
Patent Citations (5)
| 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 |
| 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 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102790301A (en) | 2012-11-21 |
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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. |