CN204558668U - Electrically connect the pulling piece fixed structure of terminal - Google Patents
Electrically connect the pulling piece fixed structure of terminal Download PDFInfo
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- CN204558668U CN204558668U CN201520029517.3U CN201520029517U CN204558668U CN 204558668 U CN204558668 U CN 204558668U CN 201520029517 U CN201520029517 U CN 201520029517U CN 204558668 U CN204558668 U CN 204558668U
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- Prior art keywords
- pulling piece
- fitting portion
- terminal
- interference
- wall
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Abstract
The utility model discloses a kind of pulling piece fixed structure electrically connecting terminal, is the combination of a terminal and a pulling piece; Terminal comprises a chamber of a body and body defining, and chamber configuration has a metal clips, can respond the motion of pulling piece, forms electric connection or release wire in order to suppress wire; And pulling piece one plan area is provided with fitting portion and defines the wall of fitting portion; Portion of material removed by described wall, makes fitting portion have an elastic reaction; Further, described in the material removed be reset at body upper part one and form an interference part on the surface, after operation pulling piece downward motion, described interference part combination pulling piece fitting portion; Unless provided an operating physical force to remove this assembled state, just can allow that pulling piece moves; To obtain effect easy and simple to handle of Denging.The utility model improves known structure complexity and the more high situation of manufacturing cost.
Description
Technical field
The utility model has about a kind of fixed structure electrically connecting the pulling piece of terminal; Refer to that a kind of electric lead that provides inserts the arrangements of terminal connected especially, pulling piece fitting portion is set, removes portion of material and be reset on terminal, form interference part and jointly set up a mechanism of ammonium fixation, the compacting of complexed metal shell fragment or releasing wire, and obtaining the structure waiting effect easy and simple to handle.
Background technology
The metalwork that application is covered by insulation shell (usual plastic material is made) or metal clips suppress the wire entering splicing ear, forming splicing ear (seat) or the pressure line terminal (seat) of electrically connection, has been known skill.Such as, the patents such as CN102204015A " electric connection terminal ", DE29915515U1, EP2325947A1 or U.S. US6341989B1, provide typical embodiment.
This kind of splicing ear is provided and is plugged on circuit board (such as PC circuit board); Comprise an insulation shell and the reciprocating pulling piece be fitted on housing.Housing has through hole or line-entering hole, allows wire insert enclosure interior.Housing also defines a chamber, carrys out equipped metal clips, and coordinates the operation of pulling piece to control, and metal clips can be formed with the wire in above-mentioned insertion housing and contact or be electrically connected.
Specifically, metal clips includes a head end, and after wire inserts housing, compounding practice pulling piece presses down, and forces the tail end of metal clips to bite wire, and wire can not be departed from and the contact condition of metal clips or insulation shell easily.Unless the upper no good moving part of operating personnel, removes above-mentioned suppressing action, the state of metal clips compacting wire could be removed.
Substantially, metal clips connects one and forms the thinner or narrow terminal supportor of symmetrical kenel, to plant on circuit boards, and circuit board forms current conductive state.
Known skill has also disclosed a kind of pulling piece that arranges on terminal base or splicing ear to control the means of metal clips compacting wire or release wire; Such as, German DE102008039868A1 provides a feasible embodiment.The metal clips of described embodiment is formed with a jag head end, is crossed on pulling piece both sides, carrys out load and responds pressing of pulling piece.That is, when operating pulling piece execution and pressing down the stroke of metal clips, the tail end of metal clips can be forced to press down the wire biting upstream end stroma.When after upper no good moving part, what the terminal part of pulling piece can promote metal clips holds plug end, makes the tail end of metal clips increase, the state of release compacting wire.
Above-described embodiment bites upstream end stroma wire in order to make the tail end of metal clips press down is formed fixing, can not occur to depart from situation, and the jag head end of metal clips is provided with a curved arc section; Curved arc section described in correspondence, the top of this terminal supportor is extended with a pair elongated arm.When pulling piece presses down the jag head end of metal clips, curved arc section can be forced to enter this arm and caught by arm or and arm formation buckling state.When upper no good moving part, pulling piece can promote curved arc section and leaves arm and remove above-mentioned buckling state, discharges wire.
One about this kind of terminal or splicing ear be, in order to make curved arc section have enough structural strengths, carry out the fastening of the arm of face terminals pin in the problem of structural design and application aspect, reduce malformation, affect metal clips and suppress the effect of wire; In practice, curved arc section can make a ㄈ type structure.Significantly, these structure kenels add metal clips manufacture on complexity and cost.
Old law also reveal that a kind of electric lead connection terminal device; Form recessed district and protuberance on the both sides of pulling piece articulated section, press α shape metal clips; When operate pulling piece press down be pressed together on terminal shell time, when pulling piece articulated section (or recessed district is close to position of protuberance) is pressed in the arc turn of bilge of α shape metal clips, form the poised state that temporary transient pressing is fixing.This kind of arrangements of terminal is also provided with the assembly such as engaging support mechanism, spring, is used for the fixing of auxiliary pulling piece or positioning stablity degree.Relative, it also reflects the complexity of structure and assembling.
Representational, these reference datas show the design skill about splicing ear or the related composite structures such as terminal base and pulling piece, metal clips, terminal supportor.If the combining structure of arrangements of terminal and pulling piece, metal clips is considered in overline design, make it construct and be different from user, its use kenel can be changed, and be different from old law; In fact, its application scenarios can also be improved.Further, make the manufacturing cost of above-mentioned arrangements of terminal, dropped to minimum as much as possible.
We realize a more satisfactory terminal base structure kenel, must overcome or improve above-mentioned discussed problem; Also should comprising following several design to consider, such as, meeting under the condition keeping overall stability and combination, compacting wire ability, making the fit structure of arrangements of terminal, pulling piece and metal clips can improve the situation of known structure complexity; Meanwhile, the motion allowing user operate pulling piece further can obtain effect easy and simple to handle; Particularly, for the combination of pulling piece and arrangements of terminal or metal clips, the mechanism reaching compacting electric lead is more stable, provide the really fixing mechanism of electric lead and the means of effect.And these problems in above-mentioned reference data all not by teaching or specifically disclose.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of pulling piece fixed structure electrically connecting terminal, can improve the problems such as the complicated and manufacturing cost of known structure is higher.
For solving the problems of the technologies described above, the pulling piece fixed structure electrically connecting terminal of the present utility model, comprising:
A chamber of body and body defining, and the line-entering hole that communicates chamber;
Pulling piece has pivot end and an operating side of a pivoting body, makes pulling piece can in an open position and an off-position reciprocating motion; Pulling piece is also provided with one and presses portion;
Chamber configuration has a metal clips, and metal clips has first paragraph and second segment; First paragraph has a head end, and second segment has a tail end; The portion of pressing presses metal clips first paragraph and forms electric connection for suppressing wire; And
Pulling piece one plan area is provided with fitting portion and defines the wall on fitting portion at least both sides; Further, body upper part is formed with an interference part, the fitting portion of described interference part correspondence combination pulling piece.
In said structure, the portion of pressing of described pulling piece is the cantilever design of a protrusion pivot end; The plan area of described pulling piece is the region between pivot end and operating side; The fitting portion of described pulling piece forms a pothole structure; And the wall defining fitting portion is removed portion of material and forms a recess; Further, make fitting portion, wall has an elastic reaction; Described interference part is arranged on body upper part one on the surface.
In said structure, in described chamber, be fitted with a terminal supportor; Terminal supportor is for being plugged on a circuit board; The line-entering hole of body allows a wire insert chamber, and wire is formed with terminal supportor by the compacting of the tail end of metal clips and is electrically connected.
In said structure, the fitting portion wall at least of described pulling piece has an end edge region and is formed in the stop end in end edge region; Described stop end forms teat structure, makes the width between end edge region be less than width between fitting portion; The interference part of body comprises interference edges and the head end being connected interference edges; The teat structure of corresponding stop end, interference edges is formed with recess structure, makes the width of interference part head end be greater than the width of interference edges.
In said structure, the fitting portion wall at least of described pulling piece has an end edge region and is formed in the stop end in end edge region; Described stop end forms recess structure; The interference part of body comprises interference edges and the head end being connected interference edges; The recess structure of corresponding stop end, interference edges is formed with teat structure.
In said structure, the wall on described fitting portion both sides is provided with the structure kenel of stop end.
In said structure, the wall on described fitting portion both sides is provided with the structure kenel of stop end.
In said structure, described interference edges is formed with base portion, and described base portion connects the recess of interference edges.
Electrically connect the pulling piece fixed structure of terminal according to the utility model, the fitting portion of described pulling piece or wall have an end edge region and are formed in the stop end in end edge region.Corresponding stop end, the interference part of body comprises interference edges and the head end being connected interference edges; After operation pulling piece downward motion, make stop end combined interference limit, head end forms chimeric or stationary state, with fixing pulling piece, metal clips compacting wire; Unless provided an operating physical force to remove this chimerism, just can allow that pulling piece moves, to obtain effect easy and simple to handle of Denging.
Accompanying drawing explanation
Fig. 1 is the surface structure schematic diagram of the utility model arrangements of terminal;
Fig. 2 is the STRUCTURE DECOMPOSITION schematic diagram of Fig. 1; Show the architectural scenarios of the parts such as body, pulling piece, metal clips and terminal supportor;
Fig. 3 is structure cross-sectional schematic of the present utility model; Depict pulling piece position in off-position, press down the situation of metal clips, and the relevant position of pulling piece fitting portion and interference part;
Fig. 4 is an example structure cross-sectional schematic of the utility model pulling piece fitting portion and interference part; Display fitting portion or wall at least on one side form stop end, coordinate the situation of interference part;
Fig. 5 is another example structure cross-sectional schematic of the utility model pulling piece fitting portion and interference part; The wall on display fitting portion or both sides forms stop end, coordinates the situation of interference part;
Fig. 6 is the another example structure cross-sectional schematic of the utility model pulling piece fitting portion and interference part; The wall on display fitting portion or both sides forms stop end, coordinates the interference edges of interference part to form the situation of recess and base portion.
Wherein description of reference numerals is as follows:
10 body 11 chambers
12 line-entering hole 13 jack-posts
14 surperficial 15 interference parts
16 interference edges 17 head ends
18 recess 19 base portions
20 pulling piece 21 pivot ends
22 operating sides 23 press portion
24 fitting portion 25 walls
26 recess 27 end edge region
28 stop end 30 metal clipss
31 first paragraph 32 second segments
33 head end 34 tail ends
40 terminal supportor 50 wires
Embodiment
Below in conjunction with accompanying drawing and embodiment, the utility model is described in further detail.
Refer to Fig. 1, Fig. 2 and Fig. 3, the pulling piece fixed structure that the utility model electrically connects terminal comprises the body and a pulling piece that an insulating material makes, and represents respectively with Ref. No. 10,20.Body 10 defines a chamber 11, is fitted with metal clips 30 and a terminal supportor 40 in chamber 11; Terminal supportor 40 is provided and is plugged on a circuit board (such as, PCB).Body 10 also comprises a line-entering hole 12 communicating chamber 11, and terminal wire 50 can insert inside chamber 11 through line-entering hole 12, suppressed by metal clips 30 and and terminal supportor 40 form the kenel of electric connection.
In adopted embodiment, metal clips 30 can respond the motion of pulling piece 20, forms electric connection or release wire 50 in order to suppress wire 50.Specifically, pulling piece 20 comprises pivot end 21 and an operating side 22; Pivot end 21 is articulated on a jack-post 13 of body 10 or chamber 11, makes pulling piece 20 or operating side 22 can reciprocating motion between an open position and an off-position.The portion that presses 23 of a cantilever kenel is protruding with, in order to press metal clips 30 in the region close to pivot end 21.
Specifically, metal clips 30 has first paragraph 31 and second segment 32; First paragraph 31 comprises a head end 33, and second segment 32 comprises a tail end 34; And first paragraph 31 or head end 33 touch the portion that presses 23 of pulling piece 20, to allow that the portion of pressing 23 presses down first paragraph 31 or the head end 33 of metal clips 30, make tail end 34 suppress or bite to enter the wire 50 of chamber 11; Or postponed by operation at pulling piece 20, remove the state that tail end 34 suppresses wire 50.
In adopted preferred embodiment, pulling piece 20 1 plan area is provided with fitting portion 24 and at least defines the wall 25 on fitting portion 24 both sides, makes fitting portion 24 form a pothole structure.In feasible consideration, above-mentioned wall 25 removes portion of material to reduce the thickness of wall 25, and forms a recess 26; Further, fitting portion 24 or wall 25 have an elastic reaction.The material removed is reset on surface, body 10 top one 14 and forms an interference part 15; Pulling piece fitting portion 24, after operation pulling piece 20 downward motion, can be combined in interference part 15; Unless provided an operating physical force to remove this combination or interference state, just can allow that pulling piece 20 moves.
The plan area of above-mentioned pulling piece 20 refers to the region of position between pivot end 21 and operating side 22.And fitting portion 24 or wall 25 have possessed elastic reaction, make the easy management and control of the combined tolerances of fitting portion 24 and interference part 15, also make pulling piece fitting portion 24 be fitted together to the interference strength of interference part 15 relatively stable.Particularly, when operation pulling piece fitting portion 24 is fitted together to interference part 15, above-mentioned elastic reaction too increases the operating handle of personnel.
Please refer to Fig. 4 or Fig. 5, the stop end 28 that pulling piece fitting portion 24 or wall 25 have an end edge region 27 and be formed in end edge region 27; Stop end 28 can form teat or recess structure.Show stop end 28 in figure and form teat structure, make the width between end edge region 27 be less than width between fitting portion 24 or wall 25.
Body interference portion 15 comprises interference edges 16 and the head end 17 being connected interference edges 16; The structure kenel of corresponding stop end 28, interference edges 16 can form recess or teat structure.The width that also show head end 17 in figure is greater than the width of interference edges 16.
Must be illustrated, Fig. 4 depicts the structure kenel that fitting portion 24 wall 25 is at least provided with stop end 28.The wall 25 that Fig. 5 depicts fitting portion 24 both sides is all provided with the structure kenel of stop end 28.
When after operation pulling piece 20 downward motion, stop end 28 can cross the head end 17 of interference part 15, and produces interference combination with interference edges 16, is formed and is fitted together to or stationary state, suppress the effect of wire 50 with fixing pulling piece 20, metal clips 30.
Refer to Fig. 6, in an embodiment revised, interference edges 16 forms base portion 19 structure of recess 18 and a coupling recess portion 18; Namely the interference edges 16 between head end 17 and base portion 19 forms the structure kenel of recess 18.When after operation pulling piece 20 downward motion, stop end 28 can cross the head end 17 of interference part 15, enters the recess 18 of interference edges 16, forms chimeric or stationary state.
Apprehensible, after user provides an operating physical force to remove the chimerism of above-mentioned fitting portion 24 and interference part 15, allow the state allowing the portion of pressing 23 discharge by the upper no good moving part 20 of personnel metal clips 30 suppresses wire 50.
Representational, this pulling piece fixed structure electrically connecting terminal, under the condition having desirable and stable operation, compared to old law, includes following advantage and consideration:
1. arrangements of terminal or its relevant coupling unit (such as, make pulling piece 20 arrange fitting portion 24 and define the wall 25 of fitting portion 24, remove the portion of material of wall 25 and form recess 26, making fitting portion 24 or wall 25 have elastic reaction; The portion of material removed is reset on body 10 to form interference part 15; Make fitting portion 24 have stop end 28, coordinate interference part 15 to form the part such as interference edges 16 and head end 17) considered by overline design in use and structural design, membership credentials etc., make it be different from user, and be different from old law; Further, have also been changed its use kenel and range of application; Meeting under the condition keeping overall stability and combination, compacting wire 50 ability, possess the easy and simple to handle effect desirable compared with known structure;
2. particularly, body 10 and pulling piece 20 directly form the fit structure of interference part 15 and fitting portion 24, improve known skill and arrange the labyrinth of the assembly such as engaging support mechanism, spring and manufacture, installation cost; Fitting portion 24 or wall 25 have possessed elastic reaction, make the easy management and control of the combined tolerances of fitting portion 24 and interference part 15, also make pulling piece fitting portion 24 be fitted together to the interference strength of interference part 15 relatively stable; Further, make personnel when operating pulling piece fitting portion 24 and being fitted together to interference part 15, obtain preferably operating handle.
The utility model provides the pulling piece fixed structure that effectively electrically connects terminal, and its space kenel is different from well known, and has advantage incomparable in old law.The content of above-mentioned explanation is only preferred embodiment of the present utility model, all extend according to technological means of the present utility model and category change, modification, change or equivalent replacement, all should fall in patent application protection range of the present utility model.
Claims (8)
1. electrically connect a pulling piece fixed structure for terminal, it is characterized in that, comprising:
A chamber of body and body defining, and the line-entering hole that communicates chamber;
Pulling piece has pivot end and an operating side of a pivoting body, makes pulling piece can in an open position and an off-position reciprocating motion; Pulling piece is also provided with one and presses portion;
Chamber configuration has a metal clips, and metal clips has first paragraph and second segment; First paragraph has a head end, and second segment has a tail end; The portion of pressing presses metal clips first paragraph and forms electric connection for suppressing wire; And
Pulling piece one plan area is provided with fitting portion and defines the wall on fitting portion at least both sides; Further, body upper part is formed with an interference part, the fitting portion of described interference part correspondence combination pulling piece.
2. electrically connect the pulling piece fixed structure of terminal as claimed in claim 1, it is characterized in that, the portion of pressing of described pulling piece is the cantilever design of a protrusion pivot end; The plan area of described pulling piece is the region between pivot end and operating side; The fitting portion of described pulling piece forms a pothole structure; And the wall defining fitting portion is removed portion of material and forms a recess; Further, make fitting portion, wall has an elastic reaction; Described interference part is arranged on body upper part one on the surface.
3. electrically connect the pulling piece fixed structure of terminal as claimed in claim 1 or 2, it is characterized in that, in described chamber, be fitted with a terminal supportor; Terminal supportor is for being plugged on a circuit board; The line-entering hole of body allows a wire insert chamber, and wire is formed with terminal supportor by the compacting of the tail end of metal clips and is electrically connected.
4. electrically connect the pulling piece fixed structure of terminal as claimed in claim 1 or 2, it is characterized in that, the fitting portion wall at least of described pulling piece has an end edge region and is formed in the stop end in end edge region; Described stop end forms teat structure, makes the width between end edge region be less than width between fitting portion; The interference part of body comprises interference edges and the head end being connected interference edges; The teat structure of corresponding stop end, interference edges is formed with recess structure, makes the width of interference part head end be greater than the width of interference edges.
5. electrically connect the pulling piece fixed structure of terminal as claimed in claim 1 or 2, it is characterized in that, the fitting portion wall at least of described pulling piece has an end edge region and is formed in the stop end in end edge region; Described stop end forms recess structure; The interference part of body comprises interference edges and the head end being connected interference edges; The recess structure of corresponding stop end, interference edges is formed with teat structure.
6. electrically connect the pulling piece fixed structure of terminal as claimed in claim 4, it is characterized in that, the wall on described fitting portion both sides is provided with the structure kenel of stop end.
7. electrically connect the pulling piece fixed structure of terminal as claimed in claim 5, it is characterized in that, the wall on described fitting portion both sides is provided with the structure kenel of stop end.
8. electrically connect the pulling piece fixed structure of terminal as claimed in claim 4, it is characterized in that, described interference edges is formed with base portion, and described base portion connects the recess of interference edges.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520029517.3U CN204558668U (en) | 2015-01-16 | 2015-01-16 | Electrically connect the pulling piece fixed structure of terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520029517.3U CN204558668U (en) | 2015-01-16 | 2015-01-16 | Electrically connect the pulling piece fixed structure of terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204558668U true CN204558668U (en) | 2015-08-12 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520029517.3U Active CN204558668U (en) | 2015-01-16 | 2015-01-16 | Electrically connect the pulling piece fixed structure of terminal |
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| Country | Link |
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| CN (1) | CN204558668U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110890642A (en) * | 2018-09-11 | 2020-03-17 | 町洋企业股份有限公司 | Rotary open type clamping component and connecting device with same |
-
2015
- 2015-01-16 CN CN201520029517.3U patent/CN204558668U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110890642A (en) * | 2018-09-11 | 2020-03-17 | 町洋企业股份有限公司 | Rotary open type clamping component and connecting device with same |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |