CN2439118Y

CN2439118Y - Battery connector

Info

Publication number: CN2439118Y
Application number: CN00237599U
Authority: CN
Inventors: 江圳祥
Original assignee: Molex LLC
Current assignee: Molex LLC
Priority date: 2000-07-15
Filing date: 2000-07-15
Publication date: 2001-07-11
Anticipated expiration: 2010-07-15

Abstract

The utility model relates to a battery connector, comprising an insulating shell having at least one terminal containing slot, and at least one conductive terminal. The conductive terminal comprises a main body, a conductive connecting part which is extended from one side of the main body and can electrically connect with a circuit board, a first supporting arm, and a second supporting arm; the first supporting arm is extended from the other end of the main body; the first supporting arm is provided with a first contact part; the second supporting arm is also extended from the main body; two supporting arms are positioned in the terminal containing slot in a stagger way; the second supporting arm is provided with a second contact part; a matched terminal can be inserted from the free ends of the two supporting arms and generate electrical contact with the first contact part and the second contact part. In this way, the efficiency of increasing the contact positive force of the conductive terminal and effectively avoiding bad contact can be achieved.

Description

Battery connector

The utility model relates to a kind of connector, particularly a kind of battery connector.

See also shown in Figure 1ly, it is the schematic diagram of traditional battery connector.General battery connector comprises a pin connector 1 and one and the socket connector 2 that is complementary of this pin connector 1.And pin connector 1 is fixed on the circuit board (as the motherboard of laptop) of electric device usually, and this socket connector 2 is arranged at the output of battery, this pin connector 1 has the metal backing 11 of a plurality of spacing parallel arrangings, this socket connector 2 is provided with the corresponding slot 21 of a plurality of and these metal backings 11, and these slots 21 are formed by a plurality of dividing plate 22 spacing parallel arrangings, and in each slot 21 a clamping terminal 23 are set.Each clamping terminal 23 be have an inverted U seat 231, a bottom surface by this inverted U seat 231 extends upward clamping plate 233 respectively to a weld part 232 that extends away from the direction of this  type seat 231 and by the relative position on the both sides of this inverted U seat 231, and two clamping plate, 233 inboard opposite positions are respectively arranged with semicircular teat 234, and each clamping terminal 23 is to be inserted in the corresponding slot 21 by the below of socket connector 2.

Please refer to shown in Figure 2ly, when pin connector 1 combines with electric energy transmitting with socket connector 2, is that the both sides clamping plate 233 by socket connector 2 clamping terminals 23 are clamped on metal backing 11 with the conducting electric current.Though the electric current that this traditional battery connector 1,2 can reach between circuit board and battery transmits, but referring again to Fig. 2, the electrical contact of two battery connectors 1,2 is to utilize two clamping plate 233 of clamping terminal 23 to come clamping metal backing 11, contacts and fixing metal plate 11 so two clamping plate 233 must have enough contact positive forces.The contact positive force of each clamping terminal 23 is that the elastic recovery effect by two clamping plate 233 is produced, promptly be that metal backing 11 inserts 233 on two clamping plate and causes 233 skews of two clamping plate, allow two clamping plate 233 because of ordering about of the elastic-restoring force metal backing 11 that rebounds, the bigger then elastic returning power of the offset displacement amount of clamping plate 233 also can increase and the contact positive force of terminal also can increase thereupon.Limited and two clamping plate 233 are positioned at relative position because of the width of slot 21, so only can allow the teat 234 of two clamping plate 233 be in contact with one another as shown in Figure 3 at most, the contact positive force that is traditional clamping terminal 23 at most only can be produced by the elastic-restoring force of bits of offset amount by 1/2nd slot 21 width, so can't provide terminal enough contact positive forces, and after repeatedly pegging graft, clamping terminal 23 is higher with the generation probability of metal backing 11 loose contacts.

Because the shortcoming of prior art, for overcoming the above-mentioned defective of prior art, creator of the present utility model proposes the utility model battery connector.

Primary and foremost purpose of the present utility model provides a kind of battery connector, and its conducting terminal has the effect that connects positive force more greatly.

Secondary objective of the present utility model provides a kind of battery connector, and it has the effect that can effectively avoid loose contact.

For achieving the above object, battery connector provided by the utility model, it comprises that one has the insulation shell and at least one conducting terminal that can be placed in this at least one terminal storage tank of at least one terminal storage tank; This at least one conducting terminal comprises a body, a junction, one first support arm and one second support arm, and wherein: this body has one first side and second side relative with this first side; This junction is to be extended away from the direction of this second side by first side direction of this body, can produce with a circuit board to electrically connect; This first support arm is to be extended away from the direction of this first side by this second side direction, and this first support arm has one first contact site; And this second support arm is to be different from this first support arm by this second side to extend to the direction away from this first side in the position of this second side, this second support arm has one second contact site, this second support arm and this first support arm are positioned at this at least one terminal storage tank with staggering, one terminal that is complementary can be inserted by the free end of this two support arm, first contacts and this second contact site produces electric contact with this.

Major advantage of the present utility model is that it extends two support arms of each conducting terminal for dislocation, causes the offset displacement amount of two transverse arms to be increased, and then the contact positive force of conducting terminal is increased and the effect of effectively avoiding loose contact.

Relevant the utility model is to reach technological means and the effect thereof that above-mentioned purpose, feature adopt, and exemplifies preferred embodiments now and conjunction with figs. is described as follows:

Fig. 1 is the schematic diagram of traditional battery connector;

Fig. 2 is the bonding state figure of the clamping terminal of the metal backing of pin connector of Fig. 1 and socket connector;

Fig. 3 is that another of clamping terminal of traditional socket connector implemented aspect figure;

Fig. 4 is the partial exploded view of utility model preferred embodiment;

Fig. 5 is the partial section of Fig. 4;

Fig. 6 is the compound section figure that Fig. 5 installs a conducting terminal;

Fig. 7 is the butt joint stereogram of the utility model battery connector;

Fig. 8 is that the metal backing desire of pin connector is inserted the action schematic diagram in the conducting terminal of socket connector correspondence;

Fig. 9 is the bonding state figure of the conducting terminal of the metal backing of pin connector and socket connector;

Figure 10 is the schematic perspective view of second embodiment of the utility model battery connector conducting terminal;

Figure 11 is the schematic perspective view of the 3rd embodiment of the utility model battery connector conducting terminal;

Figure 12 is that metal backing desire insertion Figure 11 of pin connector throws away the action schematic diagram in the conducting terminal; And

Figure 13 is the bonding state figure of the conducting terminal of the metal backing of pin connector and Figure 11.

The figure number table of comparisons: the wall 34 clamping grooves 35 terminal storage tanks 36 of wall 33 ' right side partition 331 ' right side partition of 5 battery connectors/socket connector 3 socket insulation shells 31 bodies 32 side plates 33 left side dividing plates 331 left side dividing plates connect the 4142 second side bottoms 42, upper end of bottom side 413 first sides, 414 second sides, 4,141 second sides of top side 412 bodies of face 37 reference columns 4 conducting terminals 41 bodies 411 bodies, 42 ' junction, 421 ' installed surface 43,43 ' the first support arms 413,413 ' the first contact sites 44,44 ' the second support arms 441,441 ' the second contact sites, 44 fastening parts, 6 pin connectors/battery connector 61 plug insulation shells 62 metal backings

It should be noted that, the identical hereinafter identical or similar elements of label representative, the description of qualification, component shape and the component number in orientation (Ru Ding, the end, front, rear, left and right etc.), only for the utility model is easier to understand, rather than limit, so in not departing from category of the present utility model, can make curvedization of equivalence and replace, can do change etc. as component number.And general battery connector is broadly divided into a pin connector and a socket connector that docks with this pin connector, pin connector is generally positioned on the circuit board as the electric device of laptop and so on, and socket connector is generally positioned at the output of battery.Because the improvement emphasis of this case is at the battery connector that is socket connector, so be described at socket connector of the present utility model in following elder generation.

Please refer to Fig. 4, it is to be the partial exploded view of the battery connector 5 of socket connector in the utility model preferred embodiment.Battery connector 5 comprises a socket insulation shell 3 and a plurality of conducting terminal 4 in the present embodiment; Wherein:

This socket insulation shell 3 has a body 31, and extend biside plate 32 and a plurality of dividing plate 33 between biside plate 32 forward by these body 31 spacing parallel arrangings, cause 33 on side plate 32 and dividing plate to form a clamping groove 34, the butt joint location of another battery connector (referring to pin connector) is provided when docking in order to battery connector.As Fig. 5, this insulation shell 3 has more a plurality of terminal storage tanks 35, and respectively this terminal storage tank 35 is two adjacent dividing plate 33,33 ' formed clearance spaces, and all terminal storage tanks 35 more extend to the face that connects 36 of socket insulation shell 3.Both sides at the face that connects 36 of housing 3 are provided with a reference column 37 more respectively, (not shown) in the circuit board combined hole that is positioned to be scheduled to when being incorporated into circuit board for battery connector 5.

Each conducting terminal 4 is to be placed in the terminal storage tank 35 of these socket level housing 3 correspondences.Each conducting terminal 4 is made of upright body 41, a junction 42, one first support arm 43 and one second support arm 44.This body 41 is positioned at terminal storage tank 35, and has a top side 411, one bottom side 412 relative and between top side 411 and bottom side 412 and one first relative side 413 and one second side 414 with this top side 411, and second side 414 can be separated into both ends 4141,4142, the top of this body 41 and bottom side 411, but be provided with at least one side in 412 this terminal storage tank 35 of at least one contact cell wall fastening part 44 and form tight fit and be positioned in the terminal storage tank 35, in the present embodiment respectively on the top of body 41, both sides, the end 411, two fastening parts 44 are set on 412, and each fastening part 44 is a projection.This junction 42 is to a pin 42 that extends away from the direction of this second side 414, in order to (not shown) in the jack that is arranged at this circuit board by the middle position of putting of these body 41 mutual sides 413.This first support arm 43 is to be extended to the direction away from this first side 413 by the upper end 4141 of second side 414 of body, and this first support arm 43 have be positioned at one day terminal storage tank 35 right plates 33 ' wall 331 ' first contact site 431 of direction projection.This second support arm 44 is extended to the direction vertical with body 41 by the bottom 4142 of second side 413 of body 41, multiple turnover is extended to the direction away from first side 413, and second support arm 44 has one second contact site 441 of direction projection of the wall 331 of terminal storage tank 35 left side dividing plate 33 on one day, be provided with whereby, allow the height of first support arm 43 in terminal storage tank 35 be higher than second support arm 44, and make first support arm 43 and second support arm 44 be positioned at terminal storage tank 35 with staggering, and make second support arm 44 than the wall 331 of first support arm 43 further from these terminal storage tank 35 left side dividing plates 33, and allow two support arms 43, form a gap between 44 free end, can insert in the gap thus for a coupling terminal of another battery connector (referring to pin connector), and can with first and second contact site 341,441 produce electric contact, to form being electrically connected of two battery connectors.Moreover in the present embodiment, first and second contact site the 341, the 441st is made of a cambered surface, and first and

second support arm

43,44 is identical with the length of extending away from the direction of this first side 413.

With regard to structure and the relation of the above, during assembling, respectively each conducting terminal 4 is inserted and be revealed in housing 3 ground and connect in the terminal storage tank 35 of face 36 correspondences, can finish assembling, after the assembling, as shown in Figure 6, these holding pieces 44 of each conducting terminal 4 can be oppressed the cell wall of terminal storage tank 35, each conducting terminal 4 is positioned in the corresponding terminal storage tank 35, and junction 42 can protrude the face that connects 36 of this housing 3.

Please refer to Fig. 7, the pin connector 6 that it is complementary for the socket connector 5 and of present embodiment dock constitutional diagram.This pin connector 6 is the metal backings 62 (finger tip) that comprise a plug insulation shell 61 and a plurality of spacing parallel arrangings, owing to pin connector 6 is not the improvement emphasis of this case and is early known by those of ordinary skill in the art, so do not encyclopaedize at this.Describe hereinafter about the docking operation of two

battery connectors

5,6 and the mutual start of both terminals.

Please refer to Fig. 8, when pin connector 6 docks with socket connector 5, all metal backings 62 of pin connector 6 can insert in the corresponding terminal storage tank 35, and enter two support arms 43, in the interval between 44 free end, all metal backings 62 continue to advance back contact first contact site 431 and second contact site 441, and by these contact sites 431 in the present embodiment, 441 is cambered surface, so all metal backings 62 can be along cambered surface 431, these contact sites 431 are pushed in 441 guiding smoothly open, 441 continue to enter to the state of insertion fully as Fig. 9, and because first and

second support arm

43,44 pushed by metal backing 62 can produce a skew, and corresponding this skew produces the contact positive force, order about first and second contact site 431,441 automatic resiliences compress metal backing 62, cause conducting terminal 4 closely to contact with metal backing 62 and form two

connectors

5,6 connect mutually.In the present embodiment, because first and

second support arm

43,44 are the dislocation extension, so the right side partition 33 that first contact site 431 of first support arm 43 is touched be positioned at this terminal storage tank 35 ' wall 331 ', second contact site, 441 contacts of second support arm 44 are positioned at the wall 331 of the left side dividing plate 33 of this terminal storage tank 35, make two support arms 431,432 offset displacement amount can be to the width of whole terminal storage tank 35 and very greater than 1/2nd slot width of the multipotency skew of two clamping plate of traditional clamping terminal, so the contact positive force of conducting terminal of the present utility model can be far longer than the contact positive force of traditional clamping terminal, and then allow two

battery connectors

5,6

terminal

4,61 electrical contact stabilizations take place and reach the situation of effectively avoiding loose contact.

Secondly, please refer to Figure 10, it is second embodiment of the present utility model, and this embodiment different with previous embodiment be in junction 42 in each conducting terminal 4 ', this junction 42 ' have one installed surface 421 parallel with a surface of circuit board ', with can be for utilizing surface mounting technology (SMT) allow installed surface 421 ' be adhered to (not shown) on the conductiving point corresponding on the circuit board.

At last, please refer to Figure 11, be the 3rd embodiment of the present utility model, they are different with previous embodiment be in first support arm 43 in each conducting terminal 4 ' with second support arm 44 ' length, second support arm 44 among this embodiment ' to the length of extending away from the direction of this first side 413 is a length greater than this first support arm 43 ' extend in this direction, and first support arm 43 ' first contact site 431 ' be than second support arm 44 ' second contact site 441 ' more approaching face 36 that connects, make two battery connectors 5, during 6 butt joints, all metal backings 61 as shown in figure 12 can be earlier along second contact site 441 ' guiding then again along first contact site 341 ' the smooth and easy grafting fully that is advanced into as shown in figure 13 of guiding, so because two contact sites 441 ', 431 ' guiding in regular turn, the resistance that allows present embodiment peg graft can be little compared to traditional battery connector and previous embodiment, present embodiment had more peg graft advantage smoothly.

Institute is old just, and the utility model has following advantage really:

1. conducting terminal has bigger contact positive force:

Because two support

arms

43,44 and 43 of all conducting terminals 4 of the present utility model ', 44 ' the offset displacement amount can be to the width of whole terminal storage tank 35, very greater than 1/2nd slot width of the multipotency off normal of two clamping plate of traditional clamping terminal, and allow so be offset the elastic-restoring force that is produced and double, and then make the contact positive force that is ordered about because of elastic returning power bigger, so the utility model has the big advantage of contact positive force really.

2. effectively avoid loose contact:

As mentioned above, because the forward contact force of conducting terminal 4 of the present utility model is bigger, so during 4,6 butt joints of two battery connectors, can allow first and second contact site 431,441 closelyr contact with metal backing 62, so that both electrical contact stabilizations, so the utility model has the advantage that can effectively avoid loose contact really.

In sum, battery connector of the present utility model really can be borrowed above-mentioned disclosed structure, device, reaches its intended purposes and effect.

Claims

1. battery connector, it comprises:

One insulation shell, it has at least one terminal storage tank; And

At least one conducting terminal, it can be placed in described at least one terminal storage tank, and described at least one conducting terminal comprises:

One body, it has one first side and second side relative with described first side;

One junction, its first side direction by described body is extended away from the direction of described second side, can produce with a circuit board to electrically connect; It is characterized in that:

One first support arm, it is extended away from the direction of described first side by described second side direction, and described first support arm has one first contact site; And

One second support arm, it is different from described first support arm by described second side and extends to the direction away from described first side in the position of described second side, described second support arm has one second contact site, described second support arm and described first support arm are positioned at described at least one terminal storage tank with staggering, one terminal that is complementary can be inserted by the free end of described two support arms, produces electric the contact with described first contact site and described second contact site.

2. battery connector as claimed in claim 1 is characterized in that: described terminal storage tank is made of the dividing plate of two spacing parallel arrangings, forms described at least one terminal storage tank between described two dividing plates.

3. battery connector as claimed in claim 1 or 2, it is characterized in that: described insulation shell has one and connects face, described at least one terminal storage tank extends to the described face that connects, and the junction of described at least one conducting terminal exposes to described insulation shell in the described face of connecting.

4. battery connector as claimed in claim 1, it is characterized in that: but the fastening part of the cell wall of the described at least one terminal storage tank of a plurality of contacts is set on the body of described at least one conducting terminal, be positioned in described at least one terminal storage tank to form tight fit.

5. battery connector as claimed in claim 4 is characterized in that: each described fastening part is a projection.

6. battery connector as claimed in claim 1 is characterized in that: described first contact site is made of the formed cambered surface of described first support arm, and second contact site is made of the formed cambered surface of described second support arm.

7. as claim 1 or 6 s' battery connector, it is characterized in that: the height of described first support arm in described terminal storage tank is higher than described second support arm.

8. battery connector as claimed in claim 7 is characterized in that: described second support arm extends from described second side direction direction vertical with described body, and multiple bending is extended to the direction away from described first side.

9. battery connector as claimed in claim 8 is characterized in that: described second arm length is the length greater than described first support arm.

10. battery connector as claimed in claim 1 is characterized in that: the junction of described at least one conducting terminal is that a pin can be arranged in the jack of described circuit board.

11. battery connector as claimed in claim 1 is characterized in that: the junction of described at least one conducting terminal has an installed surface, can the mounted on surface mode be arranged on the described circuit board.