CN104143712A - Spring type saving type electric connector - Google Patents

Spring type saving type electric connector Download PDF

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Publication number
CN104143712A
CN104143712A CN201310173178.1A CN201310173178A CN104143712A CN 104143712 A CN104143712 A CN 104143712A CN 201310173178 A CN201310173178 A CN 201310173178A CN 104143712 A CN104143712 A CN 104143712A
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CN
China
Prior art keywords
foot
fixed
hole
contact site
bending
Prior art date
Application number
CN201310173178.1A
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Chinese (zh)
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CN104143712B (en
Inventor
吴上财
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町洋机电(中国)有限公司
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Priority to CN201310173178.1A priority Critical patent/CN104143712B/en
Publication of CN104143712A publication Critical patent/CN104143712A/en
Application granted granted Critical
Publication of CN104143712B publication Critical patent/CN104143712B/en

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Abstract

The invention discloses a spring type saving type electric connector which comprises a plastic body, a conductive terminal and a leaf spring. The leaf spring and the conductive terminal are fixedly arranged in the plastic body, and the leaf spring comprises a fixed arm and an elastic arm. The conductive terminal comprises a contact part, a fixing part and a pin outlet part. The middle of the contact part is torn from the end close to the fixing part to the end close to the pin outlet part to from a tongue piece and an wire inlet opening hole, the free end of the tongue piece is opposite to the bending direction of the pin outlet part, one of the end, close to the pin outlet part, of the tongue piece and the end, close to the tongue piece, of the pin outlet part is selected to be bent to from a first protrusion. When the fixed arm is inserted into the wire inlet opening hole and is in locating connection with the fixing part, the free end of the elastic arm is located at the first protrusion in a stopping mode. The plastic body is additionally provided with a screw driver hole, a wire inlet hole and a pin outlet hole, the screw driver hole is directly communicated with the middle of the elastic arm, the wire inlet hole is directly communicated with the wire inlet opening hole, and the free end of the pin outlet part penetrates out of the pin outlet hole. By means of the spring type saving type electric connector, the using amount of conductive materials can be effectively lowered, and thus the purposes of lowering production cost and saving resources can be achieved.

Description

Spring economizing type electric connector

Technical field

The present invention relates to a kind of electric connector, specifically relate to a kind of spring economizing type electric connector.

Background technology

Electric connector can be realized being connected of electric wire and electric wire, electric wire and circuit board and circuit board and circuit board fast, indispensable parts in electronic equipment, application is more and more extensive, electric connector form and structure are ever-changing, along with differences such as application, frequency, power, applied environments, there is the electric connector of various different structure forms.Connected mode between electric connector and electric wire mainly contains screw type, spring, punctures the mode such as wire insulation skin, wire terminations cold end terminal.At present, spring electric connector has been widely used in world electrician and electronic engineering industry, such as, illumination, elevator lifting control, instrument and meter, power supply, chemistry and automobile power etc.

Spring electric connector generally includes plastic body, conducting terminal and spring leaf, and spring leaf and conducting terminal are located by connecting, and the elastic arm of spring leaf and conducting terminal Elastic Contact.Conducting terminal and spring leaf are fixed in plastic body, are provided for connecting entrance hole and the bottle opener hole of wire on plastic body, and bottle opener hole is communicated with elastic arm, and entrance hole is communicated with the elastic connecting synapsis of elastic arm and conducting terminal.When spring electric connector connects wire, utilize bottle opener to insert the elastic arm of bottle opener hole driving spring sheet, elastic arm is unclamped from conducting terminal, then, wire is inserted to contact conducting terminal from entrance hole; Finally unclamp bottle opener, the elastic arm resilience of spring leaf pushes against wire and conducting terminal, is connected conducting thereby realize wire with conducting terminal.But, the prior art reed 3 of being hit by a bullet is C type conventionally, and conducting terminal 2 adopts a slice metal plate punching to form the terminal structure of semi-surrounding C type spring leaf conventionally, referring to Fig. 1, the conducting terminal of this structure fences up because three faces all adopt sheet metal, and after flattening, the area of sheet material is very large, therefore needs to consume a large amount of electric conducting materials, thereby cause the cost of spring electric connector product higher, and be not suitable with the development trend of energy-saving and emission-reduction.

Summary of the invention

In order to solve the problems of the technologies described above, the present invention proposes a kind of spring economizing type electric connector, can effectively reduce the use amount of electric conducting material, and then reaches and reduce production costs, the object economizing on resources.

Technical scheme of the present invention is achieved in that

A kind of spring economizing type electric connector, comprises plastic body, conducting terminal and spring leaf, and described spring leaf and described conducting terminal are fixed in described plastic body, and described spring leaf comprises fixed arm and the elastic arm of one bending and molding; Described conducting terminal comprises contact site, and bending certain angle is extended in described contact site one end, forms fixed part, and the described contact site other end extends bending the first angle, forms foot; Described contact site middle part by the one end near described fixed part near described in go out foot one end tear and form a tongue piece and an inlet wire perforate, the free end of described tongue piece goes out the wrap direction of foot described in dorsad, described tongue piece near described in go out foot one end and described in go out foot and select a bending near one end of described tongue piece and form one first projection; When described fixed arm inserts described inlet wire perforate and described fixed part and is located by connecting, the free end location stop of described elastic arm is in described the first high spot, on described plastic body, be separately provided with bottle opener hole, entrance hole and go out pin hole, the middle part of the straight-through described elastic arm in described bottle opener hole, described entrance hole leads directly to described inlet wire perforate, described in go out foot free end go out pin hole described in passing.

As a further improvement on the present invention, the described contact site sheet that is square, along described contact site length direction, described contact site one end is extended bending 90 and is spent, and forms described fixed part, and the described contact site other end extends bending 90 spends, and goes out foot described in formation; The relatively described contact site of described tongue piece is 90 degree angles after tearing.

As a further improvement on the present invention, described fixed part and described in go out foot and be positioned at the homonymy of described contact site, described tongue piece and described in go out foot and be positioned at the both sides of described contact site, described the first projection by described tongue piece near described in go out foot one end bending form.

As a further improvement on the present invention, described fixed part and described in go out foot and be positioned at the both sides of described contact site, described tongue piece and described fixed position be in the homonymy of described contact site, described the first projection by described go out foot form near one end bending of described tongue piece.

As a further improvement on the present invention, described in go out foot freely rectify to described go out pin hole, described in go out the free end of foot straight-through through described go out pin hole.

As a further improvement on the present invention, described fixed part freely rectify to described go out pin hole, described in go out foot and spend towards described fixed part bending 90, described in go out foot and go out pin hole towards described described in going out to pass after pin hole bending 90 degree again.

As a further improvement on the present invention, described plastic body goes out pin hole described in being provided with two, one of them goes out the just free end to described fixed part of pin hole, another go out pin hole just to described go out the free end of foot, the free end of described fixed part extends to form second and goes out foot, described second goes out that foot is straight-through goes out pin hole through described in one, described in to go out the free end of foot straight-through through going out pin hole described in another.

As a further improvement on the present invention, described fixed arm inserts the structure that described inlet wire perforate and described fixed part be located by connecting: described fixed arm middle part bending certain angle, described fixed arm is provided with fixing hole, described fixed part is provided with the second projection towards described fixing hole, when described fixed arm inserts described inlet wire perforate, described fixed arm contacts with described fixed part, makes described the second projection snap in location in described fixing hole.

As a further improvement on the present invention, the middle part bending of described elastic arm forms the 3rd projection, and while using bottle opener to open elastic arm through bottle opener hole, bottle opener stop throws one's back out to a free-ended side of described elastic arm in the described the 3rd.

The invention has the beneficial effects as follows: the invention provides a kind of spring economizing type electric connector, comprise plastic body, conducting terminal and spring leaf, spring leaf and conducting terminal are fixed in plastic body, and spring leaf comprises fixed arm and the elastic arm of one bending and molding; Conducting terminal comprises contact site, and bending certain angle is extended in contact site one end, forms fixed part, and the contact site other end extends bending the first angle, forms foot; Contact site middle part by the one end near fixed part to tearing and form a tongue piece and an inlet wire perforate near the one end that goes out foot, the free end of tongue piece goes out the wrap direction of foot dorsad, and tongue piece is selected a bending near one end He Chu foot that goes out foot near one end of tongue piece and formed one first projection; Like this, when assembling conducting terminal and spring leaf, the fixed arm of spring leaf is inserted to conducting terminal and tear in the inlet wire perforate of formation, and be located by connecting with fixed part, and first high spot of the free end of the elastic arm of spring leaf location stop on conducting terminal.The Semi surrounding type assembling structure of conducting terminal and spring leaf in prior art relatively, the above-mentioned assembling structure of conducting terminal of the present invention and spring leaf, after launching, electric conducting material usable floor area reduces greatly, therefore, can greatly save the use amount of electric conducting material, reach and reduce production cost, save the object of more resources.Preferably, the present invention can go out according to spring electric connector the needs of pin, extends multiple application mode, such as being designed to: fixed part and go out foot and be positioned at the homonymy of contact site, tongue piece and go out foot and be positioned at the both sides of contact site, the first projection is formed near one end bending that goes out foot by tongue piece.Can also be designed to: fixed part and go out foot and be positioned at the both sides of contact site, tongue piece and fixed position are in the homonymy of contact site, and the first projection forms near one end bending of tongue piece by going out foot.

Brief description of the drawings

Fig. 1 is conducting terminal and spring leaf combination structural representation in prior art;

Fig. 2 is the embodiment of the present invention 1 structural representation;

Fig. 3 is the embodiment of the present invention 1 exploded perspective structural representation;

Fig. 4 is conducting terminal and spring leaf combination perspective view in the embodiment of the present invention 1;

Fig. 5 is that the embodiment of the present invention 1 is extended application 1 structural representation;

Fig. 6 is that the embodiment of the present invention 1 is extended application 2 structural representations;

Fig. 7 is that the embodiment of the present invention 1 is extended application 3 structural representations;

Fig. 8 is the embodiment of the present invention 2 structural representations;

Fig. 9 is the embodiment of the present invention 2 exploded perspective structural representations;

Figure 10 is conducting terminal and spring leaf combination perspective view in the embodiment of the present invention 2.

By reference to the accompanying drawings, make the following instructions:

Embodiment

Below in conjunction with accompanying drawing, preferred enforcement of the present invention is elaborated.

Embodiment 1

A kind of spring economizing type electric connector, comprise plastic body 1, conducting terminal 2 and spring leaf 3, spring leaf 3 and conducting terminal 2 are fixed in plastic body 1, spring leaf 3 comprises fixed arm 31 and the elastic arm 32 of one bending and molding, this spring leaf 3 uses the manufacture of metal plate punching processes, entirety present one U-shaped, the middle part bending of elastic arm 32 forms the 3rd projection 321, plastic body 1 is provided with bottle opener hole 11, entrance hole 12 and go out pin hole 13, the middle part of bottle opener hole 11 straight-through elastic arms 32, while using bottle opener to open elastic arm 32 through bottle opener hole 11, bottle opener stop is in a 3rd projection 321 free-ended side of elastic arm 32 dorsad.

Conducting terminal 2 adopts electric conducting material, comprises contact site 21, contact site 21 sheet that is square, along contact site 21 length directions, bending certain angle is extended in contact site 21 one end, forms fixed part 22, preferably, contact site 21 these ends extend bending 90 spends, and forms fixed part 22.Contact site 21 other ends extend bending the first angle, form foot 23; Preferably, contact site 21 these ends extend bending 90 spends, and forms foot 23.Contact site 21 middle parts by near one end of fixed part 22 to tearing and form a tongue piece 211 and an inlet wire perforate 212 near the one end that goes out foot 23, this structure can improve the utilance of conductive sheet metal greatly, after flattening, the relative prior art of area of conductive sheet metal can reduce more than 50%, greatly reduces the consumption of electric conducting material.The free end of tongue piece 211 goes out the wrap direction of foot 23 dorsad; Preferably, the relative contact site 21 of tongue piece 211 is 90 degree angles after tearing.Fixed part 22 and go out foot 23 and be positioned at the homonymy of contact site 21, tongue piece 211 and go out foot 23 and be positioned at the both sides of contact site 21, tongue piece 211 forms one first projection 213 near one end bending that goes out foot 23.

The assembly manipulation of plastic body 1 of the present invention, conducting terminal 2 and spring leaf 3 is as follows: first, the fixed arm of spring leaf 3 31 is inserted to conducting terminal 2 to be torn in the inlet wire perforate 212 of formation, and be located by connecting with fixed part 22, first protruding 213 places of the free end location stop of the elastic arm 32 of spring leaf 3 on conducting terminal 2, can complete the assembling of conducting terminal 2 and spring leaf 3.The fixed arm 31 of spring leaf 3 can be welding or riveted joint with the mode that the fixed part 22 of conducting terminal 2 is located by connecting.Preferably, can realize and being located by connecting with the combining structure of the fixed part 22 of conducting terminal 2 by the fixed arm of spring leaf 3 31, preferred combining structure is: fixed arm 31 middle part bending certain angles, fixed arm 31 is provided with fixing hole 311, the fixed part 22 of conducting terminal 2 is provided with the second projection 221 towards this fixing hole 311, like this, and when fixed arm 31 inserts inlet wire perforate 212, fixed arm 31 contacts with fixed part 22, makes the second projection 221 snap in the interior realization of fixing hole 311 and is located by connecting.Conducting terminal 2 packs in plastic body 1 after assembling with spring leaf 3 jointly, is provided with groove and the fixed lobe of coupling conducting terminal 2 and spring leaf 3 in plastic body 1, and fixed lobe is assisted fixing to spring leaf 3.On plastic body 1, be separately provided with bottle opener hole 11, entrance hole 12 and go out pin hole 13, the middle part of bottle opener hole 11 straight-through elastic arms 32, the inlet wire perforate 212 of entrance hole 12 straight-through conducting terminals 2, the free end that goes out foot 23 passes out pin hole 13.When concrete enforcement, can set out according to actual needs pin hole 13, go out foot 23 and carry out bending according to the particular location that goes out pin hole 13, the distortion that the free end that goes out foot 23 passes out pin hole 13 can be: go out freely the rectifying going out pin hole 13 of foot 23, the free end that goes out foot 23 is straight-through through going out pin hole 13.Can also be: freely rectifying going out pin hole 13 of fixed part 22, go out foot 23 and spend towards fixed part 22 bendings 90, go out foot 23 and after going out pin hole 13 bending 90 degree, pass out pin hole 13 again.Also can be: plastic body 1 is provided with two and goes out pin hole 13, one of them goes out the just free end to fixed part 22 of pin hole 13, another goes out pin hole 13 just to going out the free end of foot 23, the free end of fixed part 22 extends to form second and goes out foot 24, second goes out that foot 24 is straight-through goes out pin hole 13 through one, goes out that the free end of foot 23 is straight-through goes out pin hole 13 through another.

When spring economizing type electric connector of the present invention connects wire, elastic arm 32 middle parts that utilize bottle opener to insert bottle opener hole 11 driving spring sheets 3 move down, make the free end of elastic arm 32 unclamp the first projection 213 of conducting terminal 2, then, entrance hole 12 by wire from plastic body 1 inserts, and makes wire touch conducting terminal 2; Finally unclamp bottle opener, elastic arm 32 resiliences of spring leaf 3 push against wire and conducting terminal 2, are connected conducting thereby realize wire with conducting terminal 2.While disconnecting, elastic arm 32 middle parts that utilize equally bottle opener to insert bottle opener hole 11 driving spring sheets 3 move down, and make the free end of elastic arm 32 unclamp the first projection 213 of conducting terminal 2, then, extract wire.

The above-mentioned assembling structure of conducting terminal 2 of the present invention and spring leaf 3, after launching, electric conducting material usable floor area reduces greatly, therefore, can greatly save the use amount of electric conducting material, reaches and reduces production cost, saves the object of more resources.And can meet spring electric connector various ways and go out the needs of pin.

Embodiment 2

The present embodiment comprises all technical characterictics of above-described embodiment 1, unique difference is: fixed part 22 and go out foot 23 and be positioned at the both sides of contact site 21, tongue piece 211 and fixed part 22 are positioned at the homonymy of contact site 21, and the first projection 213 forms near one end bending of tongue piece 211 by going out foot 23.

Above embodiment is with reference to accompanying drawing, to a preferred embodiment of the present invention will be described in detail.Those skilled in the art is by above-described embodiment being carried out to amendment or the change on various forms, but do not deviate from the situation of essence of the present invention, within all dropping on protection scope of the present invention.

Claims (9)

1. a spring economizing type electric connector, it is characterized in that: comprise plastic body (1), conducting terminal (2) and spring leaf (3), described spring leaf and described conducting terminal are fixed in described plastic body, and described spring leaf comprises fixed arm (31) and the elastic arm (32) of one bending and molding; Described conducting terminal comprises contact site (21), and bending certain angle is extended in described contact site one end, forms fixed part (22), and the described contact site other end extends bending the first angle, forms foot (23); Described contact site middle part by the one end near described fixed part near described in go out foot one end tear and form a tongue piece (211) and an inlet wire perforate (212), the free end of described tongue piece goes out the wrap direction of foot described in dorsad, described tongue piece near described in go out foot one end and described in go out foot and select a bending near one end of described tongue piece and form one first projection (213); When described fixed arm inserts described inlet wire perforate and described fixed part and is located by connecting, the free end location stop of described elastic arm is in described the first high spot, on described plastic body, be separately provided with bottle opener hole (11), entrance hole (12) and go out pin hole (13), the middle part of the straight-through described elastic arm in described bottle opener hole, described entrance hole leads directly to described inlet wire perforate, described in go out foot free end go out pin hole described in passing.
2. spring economizing type electric connector according to claim 1, it is characterized in that: the described contact site sheet that is square, along described contact site length direction, described contact site one end is extended bending 90 and is spent, form described fixed part, the described contact site other end extends bending 90 spends, and goes out foot described in formation; The relatively described contact site of described tongue piece is 90 degree angles after tearing.
3. spring economizing type electric connector according to claim 2, it is characterized in that: described fixed part and described in go out foot and be positioned at the homonymy of described contact site, described tongue piece and described in go out foot and be positioned at the both sides of described contact site, described the first projection by described tongue piece near described in go out foot one end bending form.
4. spring economizing type electric connector according to claim 2, it is characterized in that: described fixed part and described in go out foot and be positioned at the both sides of described contact site, described tongue piece and described fixed position be in the homonymy of described contact site, described the first projection by described go out foot form near one end bending of described tongue piece.
5. spring economizing type electric connector according to claim 3, is characterized in that: described in go out foot freely rectify to described go out pin hole, described in go out the free end of foot straight-through through described go out pin hole.
6. spring economizing type electric connector according to claim 3, it is characterized in that: described fixed part freely rectify to described go out pin hole, described go out foot spend towards described fixed part bending 90, described in go out foot and go out pin hole towards described described in going out to pass after pin hole bending 90 degree again.
7. spring economizing type electric connector according to claim 3, it is characterized in that: described plastic body goes out pin hole described in being provided with two, one of them goes out the just free end to described fixed part of pin hole, another go out pin hole just to described go out the free end of foot, the free end of described fixed part extends to form second and goes out foot (24), described second goes out that foot is straight-through goes out pin hole through described in one, described in to go out the free end of foot straight-through through going out pin hole described in another.
8. according to the spring economizing type electric connector described in claim 1 to 7 any one, it is characterized in that: described fixed arm inserts the structure that described inlet wire perforate and described fixed part be located by connecting and is: described fixed arm middle part bending certain angle, described fixed arm is provided with fixing hole (311), described fixed part is provided with the second projection (221) towards described fixing hole, when described fixed arm inserts described inlet wire perforate, described fixed arm contacts with described fixed part, makes described the second projection snap in location in described fixing hole.
9. spring economizing type electric connector according to claim 8, it is characterized in that: the middle part bending of described elastic arm forms the 3rd projection (321), while using bottle opener to open elastic arm through bottle opener hole, bottle opener stop throws one's back out to a free-ended side of described elastic arm in the described the 3rd.
CN201310173178.1A 2013-05-10 2013-05-10 Spring economizing type electric connector CN104143712B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201310173178.1A CN104143712B (en) 2013-05-10 2013-05-10 Spring economizing type electric connector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201310173178.1A CN104143712B (en) 2013-05-10 2013-05-10 Spring economizing type electric connector

Publications (2)

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CN104143712A true CN104143712A (en) 2014-11-12
CN104143712B CN104143712B (en) 2016-09-07

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105449384A (en) * 2015-12-30 2016-03-30 町洋企业股份有限公司 Inserting-pulling type wiring terminal structure
US9502795B1 (en) 2016-02-26 2016-11-22 Dinkle Enterprise Co., Ltd. Clamping wire structure of terminal block
CN106329161A (en) * 2016-11-16 2017-01-11 町洋机电(中国)有限公司 Elastic piece type terminal block with convenience in wiring operation
CN107104297A (en) * 2016-02-19 2017-08-29 进联电子科技(上海)有限公司 Connection terminal structure is improved
EP3211719A1 (en) * 2016-02-26 2017-08-30 Dinkle Enterprise Co., Ltd. Clamping wire structure of terminal block

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US20030194918A1 (en) * 2002-04-12 2003-10-16 Weidmuller Interface Gmbh & Co. Electrical conductor connecting means
CN1750326A (en) * 2004-09-15 2006-03-22 凤凰接触股份有限及两合公司 Electric connecting clip or connecting terminal
CN1753249A (en) * 2004-09-23 2006-03-29 凤凰接触股份有限及两合公司 Electrical connector or connecting terminal
CN101595603A (en) * 2007-05-25 2009-12-02 菲尼克斯电气公司 Electric connecting terminals or splicing ear
CN103001013A (en) * 2011-09-08 2013-03-27 欧姆龙株式会社 Conductor connection tool and relay unit using the same
CN203312499U (en) * 2013-05-10 2013-11-27 町洋机电(中国)有限公司 Spring type saving electric connector

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030194918A1 (en) * 2002-04-12 2003-10-16 Weidmuller Interface Gmbh & Co. Electrical conductor connecting means
CN1750326A (en) * 2004-09-15 2006-03-22 凤凰接触股份有限及两合公司 Electric connecting clip or connecting terminal
CN1753249A (en) * 2004-09-23 2006-03-29 凤凰接触股份有限及两合公司 Electrical connector or connecting terminal
CN101595603A (en) * 2007-05-25 2009-12-02 菲尼克斯电气公司 Electric connecting terminals or splicing ear
CN103001013A (en) * 2011-09-08 2013-03-27 欧姆龙株式会社 Conductor connection tool and relay unit using the same
CN203312499U (en) * 2013-05-10 2013-11-27 町洋机电(中国)有限公司 Spring type saving electric connector

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105449384A (en) * 2015-12-30 2016-03-30 町洋企业股份有限公司 Inserting-pulling type wiring terminal structure
CN105449384B (en) * 2015-12-30 2019-01-01 町洋企业股份有限公司 Plug-in type connection terminal structure
CN107104297A (en) * 2016-02-19 2017-08-29 进联电子科技(上海)有限公司 Connection terminal structure is improved
CN107104297B (en) * 2016-02-19 2019-07-23 进联电子科技(上海)有限公司 Connection terminal structure improvement
US9502795B1 (en) 2016-02-26 2016-11-22 Dinkle Enterprise Co., Ltd. Clamping wire structure of terminal block
EP3211719A1 (en) * 2016-02-26 2017-08-30 Dinkle Enterprise Co., Ltd. Clamping wire structure of terminal block
CN106329161A (en) * 2016-11-16 2017-01-11 町洋机电(中国)有限公司 Elastic piece type terminal block with convenience in wiring operation

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