CN202855933U - Flag-shaped terminal with low inserting force and high pull-out force - Google Patents
Flag-shaped terminal with low inserting force and high pull-out force Download PDFInfo
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- CN202855933U CN202855933U CN 201220396459 CN201220396459U CN202855933U CN 202855933 U CN202855933 U CN 202855933U CN 201220396459 CN201220396459 CN 201220396459 CN 201220396459 U CN201220396459 U CN 201220396459U CN 202855933 U CN202855933 U CN 202855933U
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- flag
- elastic arm
- terminal
- slot
- wiring
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Abstract
The present utility model relates to a flag-shaped terminal with low inserting force and high pull-out force. The terminal comprises a cable connecting part and a wiring female terminal, the wiring female terminal comprises a slot, two sides of the slot are arc tubular side walls, two longitudinal slits are molded on the bottom part of the slot, and an elastic arm is formed between the two slits. By adopting the terminal, technical problems that in the prior art, small inserting resistance and stable connection after inserting are difficult to realize, and the terminal is low in inserting force and high in pull-out force.
Description
Technical field
The utility model relates to a kind of binding post, and 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 a kind of accessory product of realizing electrical connection, the industrial category that belongs to connector, be widely used in electric field, such 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 more and more stricter, accurate with industrial requirements, the 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 connection.One end of this flag terminal is a cable connecting portion 1 that is used for pushing down heart yearn, and the other end is a wiring female terminal 2.The structure of described wiring female terminal 2 in the Chinese patent 20112048636.8 record, in this technical scheme, a kind of conversion terminal is disclosed, comprise coating section and the section that pushes down that pushes down the cable core that is used for the parcel cable, the described section 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, bottom transverse at described slot forms elastic arm 213, described elastic arm 213 is bar shaped, its both sides form slit 212, are provided with screens salient point 4 at the center of described elastic arm.In use, when as described in the wiring male terminal inserts such as inserted sheet during the wiring female terminal, described elastic arm can elasticity up and down fine motion, so that described inserted sheet can insert smoothly, described inserted sheet is provided with the concave point corresponding with described screens salient point, the concave point of described screens salient point and described wiring male terminal coupling can firmly be blocked described wiring female terminal and wiring male terminal after inserting.But, because described elastic arm horizontally set, length is shorter, although when described wiring male terminal inserts described elastic arm elastic movement up and down, but because its length is shorter, described elastic arm can elastic movement scope less, and have larger resistance, therefore, need to use very large power inserted sheet could be inserted, inconvenient when not only using, and use larger power insertion that described wiring female terminal and wiring male terminal are all had larger damage, affect its useful life.For the insertion of convenient described inserted sheet, if with the degree of depth of described slot notch do excessive, the fastness after then affecting it and inserting.Therefore, described flag terminal has less resistance when being difficult to accomplish to insert the wiring male terminal, be connected firmly after the insertion.
The utility model content
Technical problem to be solved in the utility model is the wiring female terminal of flag terminal in the prior art, can not have simultaneously little insertion resistance and be connected rear 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 utility model is achieved through the following technical solutions:
Flag terminal described in the utility model, comprise a cable connecting portion and a wiring female terminal, described wiring female terminal comprises a slot, and the both sides of described slot are the arc tubular sidewall, the bottom of described slot forms longitudinally slit of twice, and described twice consist of elastic arm between the slit.
Flag terminal described in the utility model, the length of described elastic arm are 5.5mm-6.5mm.
Flag terminal described in the utility model, the length of described elastic arm are 6mm.
Flag terminal described in the utility model, the wiring direction of described cable connecting portion is vertical with the closure of described wiring female terminal.
Flag terminal described in the utility model, the middle part of described elastic arm forms the extension, center, and the width of extension, described center is greater than the width at described elastic arm two ends.
Flag terminal described in the utility model, extension, described center are circular.
Flag terminal described in the utility model, extension, described center is near described slot notch.
Flag terminal described in the utility model, the width in described slit are 0.2-0.3mm.
Flag terminal described in the utility model forms positive stop lug boss on the inwall of the arc tubular sidewall of described slot.
Described center is provided with the screens salient point on the extension, and the height of described screens salient point increases progressively to the other end from the end near described slot notch; In the bottom of described slot and away from an end of described slot notch, the arranged outside of described elastic arm the salient point of stopping is arranged.
Technique scheme of the present utility model has the following advantages compared to existing technology:
(1) flag terminal described in the utility model, comprise cable connecting portion and wiring female terminal, described wiring female terminal comprises a slot, and the both sides of described slot are the arc tubular sidewall, the bottom of described slot forms longitudinally slit of twice, and described twice consist of elastic arm between the slit.The elastic arm of above-mentioned vertical setting, when the wiring male terminal inserts described wiring female terminal, can produce elastic movement, because elastic arm vertically arranges, when inserting, the wiring male terminal just can produce elastic movement, insert easily, the elastic arm that vertically arranges during insertion, elastic arm and described wiring male terminal are longer time of contact, therefore, the time that can bring into play elastic reaction is long, and sphere of action is wide, therefore when the wiring female terminal is connected with the wiring male terminal, required insertion dynamics is less, after connection was finished, because the effect of elastic force, described wiring male terminal had good fastness.The stable technical problem that connects after flag terminal described in the utility model has effectively been avoided being difficult in the prior art realize having less insertion resistance and being connected is a kind of flag terminal with low insertion force, high withdrawal force.
(2) flag terminal described in the utility model, the length of described 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 be subject to the restriction of bottom width, the length dimension of its design is 4.95mm, width is 2.1mm, the utility model is owing to adopted vertical setting, its length is not subjected to the restriction of transverse width, what can arrange is longer such as 6mm, therefore the scope of elastic force effect is larger, with its width arrange narrower such as 0.9mm, so elastic arm has better elastic force, given play to better elastic effect than the elastic arm of horizontally set in the prior art, reduce the resistance when inserting, strengthened the pressure after inserting, guaranteed low insertion force and high withdrawal force.
(3) flag terminal described in the utility model, the middle part of described elastic arm forms the extension, center, the width of extension, described center is greater than the width at described elastic arm two ends, the extension, center that herein arranges, releasing area after can strengthening the wiring male terminal and the wiring female terminal being connected, strengthen its positive pressure, when inserting, can produce larger elastic force, be convenient to insert.On extension, described center, the screens salient point can also be set further, at the wiring female terminal with after the wiring male terminal is connected, described screens salient point cooperates with retaining groove on the wiring male terminal, produces larger frictional resistance when extracting, the steadiness after further having guaranteed to connect.
(4) flag terminal described in the utility model, extension, described center are circular or square etc., can be arranged on the position near described slot notch, when wiring male terminal such as inserted sheet insert, increase and remove area, produce larger elastic force, can better bring into play its effect.The width in described slit is 0.2-0.3mm, and for described elastic arm motion reserves the space, described elastic arm can be brought into play elastic reaction when guaranteeing to insert, and guarantees that inserted sheet inserts smoothly.
(5) flag terminal described in the utility model, form positive stop lug boss on the inwall of the arc tubular sidewall of described slot, behind the wiring female terminal, described positive stop lug boss can further block described inserted sheet as described in the wiring male terminal inserted such as inserted sheet, further strengthened to connect effect.
(6) flag terminal described in the utility model, in the bottom of described slot and away from an end of described slot notch, the arranged outside of described elastic arm the salient point of stopping is arranged, the described salient point that stops can limit the position that described wiring male terminal inserts, and avoids the excessively dark of described wiring male terminal insertion.
Description of drawings
For content of the present utility model is more likely to be clearly understood, below in conjunction with accompanying drawing, the utility model is described in further detail, wherein,
Fig. 1 is the front view of flag terminal in the prior art;
Fig. 2 is the stereogram of flag terminal described in the utility model;
Fig. 3 is the front view of flag terminal described in the utility model;
Fig. 4 is the end view of flag terminal described in the utility model.
Reference numeral is expressed as among the figure: 1-cable connecting portion, and the 11-parcel, 12-pushes down section, 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
The below provides the embodiment of flag terminal described in the utility model.
Embodiment 1:
Flag terminal described in the utility model, structure comprise a cable connecting portion 1 and a wiring female terminal 2 as shown in Figure 2.Be used for connection cable at described cable connecting portion 1, generally include for the coating section 11 of parcel cable with for the section that pushes down 12 that pushes down the cable core.Described wiring female terminal 2 is used for connecting the wiring male terminal, such as inserted sheet etc.In the present embodiment, the wiring direction of described cable connecting portion 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 arc tubular sidewall 211, and the bottom of described slot 21 forms longitudinally slit 212 of twice, and as shown in Figure 2, the width in described slit is set to 0.25mm.Consist of elastic arm 213 between the described twice slit 212, the length of described elastic arm 213 is 6mm, and width is 0.9mm.
The width of prior art Elastic arm 213 is about 2.1mm, provides the stressed contrast of an elastic arm 213 described in the utility model and prior art Elastic arm 213 in the following table 1, and visible insert stressed obviously reduces.
Table 1
The insertion force of flag terminal described in the utility model and flag terminal of the prior art, withdrawal force experiment, the result is as shown in table 2 below.
Table 2
| The pull out force contrast | Flag terminal described in the utility model | Flag terminal of the prior art |
| Insertion force | 31N | 29N | 32N | 33N | 33N | 51N | 49N | 53N | 55N | 49N |
| Withdrawal force | 63N | 78N | 73N | 60N | 79N | 83N | 63N | 74N | 85N | 74N |
From above-mentioned experimental data, can find out the described flag terminal of utility model, compare with flag terminal of the prior art to have low insertion force, high withdrawal force.
As execution mode that can conversion, it is arbitrarily angled or point-blank that the wiring direction of described cable connecting portion 1 and the closure of described wiring female terminal 2 can be.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 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 described elastic arm 213, see Fig. 3, the width of extension, described center 214 is greater than the width at described elastic arm 213 two ends.Herein, extension, described center 214 is circular, near the notch setting of described slot 21.
Embodiment 3:
On the basis of the described flag terminal of above-described embodiment, form positive stop lug boss 3 on the inwall of the arc tubular sidewall 211 of described slot 21, see Fig. 4.Be provided with screens salient point 4 on the extension, described center 214, the height of described screens salient point 4 increases progressively to the other end from an end of the notch of close described slot 21, see Fig. 3. such structure seamlessly transits when inserting the wiring male terminal, insert easily, when extracting, has groove structure, therefore be not drawn out easily, so that the effect of low insertion force, high withdrawal force is more obvious.Further, in the bottom of described slot 21 and away from an end of the notch of described slot 21, the arranged outside of described elastic arm 213 salient point of stopping 5 is arranged, the described salient point 5 that stops can limit the access degree of depth of wiring male terminal, sees Fig. 3.
Obviously, above-described embodiment only is for example clearly is described, and is not the restriction 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 need not also can't give all execution modes exhaustive.And the apparent variation of being extended out thus or change still are among the protection range of the utility model creation.
Claims (10)
1. the flag terminal of a low insert power high extracting power, comprise a cable connecting portion and a wiring female terminal, described wiring female terminal comprises a slot, the both sides of described slot are the arc tubular sidewall, it is characterized in that: the bottom of described slot forms longitudinally slit of twice, and described twice consist of elastic arm between the slit.
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.
4. according to claim 1 and 2 or 3 described flag terminals, it is characterized in that the wiring direction of described cable connecting portion is vertical with the closure of described wiring female terminal.
5. flag terminal according to claim 1 is characterized in that, the middle part of described elastic arm forms the extension, center, and the width of extension, described center is greater than the width at described elastic arm two ends.
6. flag terminal according to claim 5 is characterized in that, extension, described center is circular.
7. according to claim 5 or 6 described flag terminals, it is characterized in that extension, described center is near described slot notch.
8. flag terminal according to claim 1 is characterized in that, the width in described slit is 0.2-0.3mm.
9. flag terminal according to claim 1 is characterized in that, forms positive stop lug boss on the inwall of the arc tubular sidewall of described slot.
10. flag terminal according to claim 7 is characterized in that, described center is provided with the screens salient point on the extension, and the height of described screens salient point increases progressively to the other end from the end near described slot notch; In the bottom of described slot and away from an end of described slot notch, the arranged outside of described elastic arm the salient point of stopping is arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220396459 CN202855933U (en) | 2012-08-10 | 2012-08-10 | Flag-shaped terminal with low inserting force and high pull-out force |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220396459 CN202855933U (en) | 2012-08-10 | 2012-08-10 | Flag-shaped terminal with low inserting force and high pull-out force |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202855933U true CN202855933U (en) | 2013-04-03 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220396459 Withdrawn - After Issue CN202855933U (en) | 2012-08-10 | 2012-08-10 | Flag-shaped terminal with low inserting force and high pull-out force |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202855933U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102790301A (en) * | 2012-08-10 | 2012-11-21 | 温州市珠城电气有限公司 | Flag-shaped terminal with low inserting force and high extracting force |
-
2012
- 2012-08-10 CN CN 201220396459 patent/CN202855933U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102790301A (en) * | 2012-08-10 | 2012-11-21 | 温州市珠城电气有限公司 | Flag-shaped terminal with low inserting force and high extracting force |
| CN102790301B (en) * | 2012-08-10 | 2014-12-17 | 温州市珠城电气有限公司 | Flag-shaped terminal with low inserting force and high extracting force |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130403 Effective date of abandoning: 20141217 |
|
| RGAV | Abandon patent right to avoid regrant |