CN2384326Y - Special connector clad terminal device for computer power supplying device - Google Patents

Abstract

The utility model relates to a terminal cladding device, which comprises a supporting section of a front end and a wire clamping section of a rear end, the two sides and the rear end of the supporting section are respectively provided with paired opposite lifting clamping pieces and paired projected jogged pieces, the wire clamping section is provided with fixing clamping pieces used for cladding and clamping the electric wire insulation cladding and conductive clamping pieces used for cladding and clamping a core wire of an electric wire. The utility model is characterized in that the two sides of the supporting section are provided with contact spring pieces, each contact spring piece is longitudinally extended with a section of length and is inwards projected; thus, the mutual electric resistance and the voltage drop can be effectively reduced, the current flow can be improved, the close contact effect between the contact spring pieces and inserting terminals can be strengthened, and utility model can also prevent the swing of a cladding terminal in a terminal hole.

Description

Computer power source supply device special connector clad terminal device

The utility model relates to a kind of clad terminal device.

At present, as shown in Figure 1, traditional a kind of special use is clad terminal 1 in the power supply unit special connector of ATX computer, its structure is an one punch forming and include the section of accepting 10 in the place ahead, and the clamp section 11 at rear, wherein bearing plate 10 further is formed with the degree of lip-rounding pipe 100 of front end, and the D shape of rear end pipe 101, this degree of lip-rounding pipe 100 dual side-edges each punching out accordingly has two contact salient points 102 of convex, contact (as shown in Figure 2) to borrow with corresponding inserting terminal 2, D shape is managed 101 dual side-edges then towards being provided with the card 102 that starts backward, deviate from (not shown) outside the bonder terminal hole backward for preventing clad terminal 1, in addition, D shape is managed 101 rear ends and is convexed with tabling piece 104, can be positioned in the bonder terminal hole for clad terminal 1, and prevent to deviate from forward, then further include rear end tingle 110 on the clamp section 11 for double team wire insulation glue-line, and the front end conductive clip 111 of double team electric wire heart yearn.

Wherein when clad terminal 1 when corresponding inserting terminal 2 plugs, clad terminal 1 only utilizes each two contact salient point 102 of two sides to make point-to-area local point-like with inserting terminal 2 two side faces and contacts, to the eye as 4 contacts are arranged, in fact, after inserting terminal 2 inserts, clad terminal 1 can be strutted and only surplus the first two contact, therefore, contact-making surface therebetween is more minimum, makes that electrical resistance is bigger therebetween, and pressure drop is big, and the anti-magnitude of current is little, that is because of electrically contacting weak effect, and cause the supply of its power supply unstable, and then, have a strong impact on the regular event of each electronic installation and element.

On the other hand, because this contact salient point 102 does not have the elastic deformability, so when inserting terminal 2 section chi rain on business poor and slightly hour, may effectively contact with contact salient point 102, and on the degree of lip-rounding pipe 100, following two side faces central authorities respectively have one linking seam 105,106 and be formed with Contraband shape two lateral plates that are separated, therefore, when inserting terminal 2 inserts, can force two lateral plates of degree of lip-rounding pipe 100 to strut distortion arbitrarily and strengthen spacing on the contrary, the double team contact terminal 2 effectively again, make the contact salient point 102 that the script contact area is already quite narrow and do not have the elastic telescopic ability again, more therefore, can't do effectively to contact with inserting terminal 2, so the contact effect is more not good, come in contact bad easily and make power supply supply stage casing suddenly, or the dangerous phenomenon of heating etc.

In addition, remove between aforementioned degree of lip-rounding pipe 100 2 lateral plates and have the seam of linking 105,106 because of upper and lower side shape, so that separate fully and influence outside the structural stability, clad terminal 1, D shape tabling piece 104 width of managing 101 rear ends also are rather narrow carefully traditionally, cause when assembling in the clad terminal 1 insertion bonder terminal hole, stably inlay card is in corresponding caulking groove, so that clad terminal 1 is easy to rock and lacks steadiness.

In view of this, the purpose of this utility model provides a kind of computer power source supply device special connector clad terminal device, it is a contact flat spring of establishing convex at clad terminal two side blows, with increase with corresponding inserting terminal between contact area, and energy urgent at the inserting terminal two side faces, clad terminal is connected the firm snapping of seam two lateral pieces again, also suitably extend vertical width of tabling piece increases its side by area, promotes structural stability.

The purpose of this utility model is achieved in that a kind of computer power source supply device special connector clad terminal device, comprise the section of accepting of front end and the clamp section of back segment, and the section of accepting two sides and rear end are respectively equipped with paired outer card and the paired protrusion tabling piece of lifting, the clamp section is provided with the tingle of double team wire insulation coating and the conductive clip of double team electric wire heart yearn again, it is characterized in that: the section of accepting two sides are provided with longitudinal extension one segment length and to projecting inward contact flat spring; The D shape tubulose that the described section of accepting is a self-consistentency; The contact flat spring rear end of the described section of accepting is connected with the section of accepting body, and its front end overhangs forward; The contact chip leading portion of the described section of accepting is connected with the section of accepting body, and its rear end overhangs backwards; The contact flat spring projecting end of the described section of accepting forms little guide ramp that raises up; Have the linking seam of longitudinal extension and the lamellar body of this linking seam one side on the described section of accepting one side and form at least one catching groove, and the opposite side lamellar body relatively forms at least one cramp; Described catching groove and cramp are dovetail; Described contact flat spring is a sheet.

Owing to adopt such scheme: can effectively reduce to each other electrical resistance and pressure drop, and promote the anti-magnitude of current, strengthen the tight effect that contacts between contact flat spring and inserting terminal, can also prevent that clad terminal from rocking in terminal hole.

Below in conjunction with drawings and Examples the utility model is further specified.

The stereogram of the known clad terminal of Fig. 1.

The schematic cross-sectional view that known clad terminal of Fig. 2 and inserting terminal plug.

Fig. 3 the utility model first embodiment stereogram.

Fig. 4 the utility model second embodiment stereogram.

The exploded view of Fig. 5 the utility model first embodiment connector and clad terminal.

Fig. 6 the utility model first embodiment clad terminal is assembled in the generalized section in the connector.

Fig. 7 the utility model first embodiment clad terminal and inserting terminal inserting state figure.

Fig. 8 the utility model first embodiment clad terminal and inserting terminal inserting state cross-sectional view.

Among the figure: 1 clad terminal, 10 sections of accepting, 100 degree of lip-rounding pipes, 101D shape pipe, 102 elasticity salient points, 103 cards, 104 tabling pieces, 105 are connected seam, 106 are connected seam, 11 clamp sections, 110 tingles, 111 conductive clips, 2 inserting terminals, 3 clad terminals, 30 sections of accepting, 300 are connected seam, 301 cards, 302 tabling pieces, 303 contact flat springs, 304 guide ramp, 305 catching grooves, 306 cramps, 31 clamp sections, 310 tingles, 311 conductive clips, 4 connectors, 40 terminal holes, 400 fixture blocks, 401 caulking grooves, 5 electric wires, 50 insulation glue-lines, 51 heart yearns.

As Fig. 3, shown in 4, clad terminal 3 of the present utility model is one punch formings and include the section of accepting 30 in the place ahead, and the clamp section 31 at rear, wherein the section of accepting 30 is shaped to the crosspiece face corresponding to D shape pipe in front and back structure longitudinally, and only be formed with axially extended single linking seam 300 in another planar side centre with respect to arc surface, the rear then punching out type of two sides of the section of accepting 30 has the card 301 that starts backward, insert when assembling in connectors 4 terminal holes 40 for clad terminal 3, can fasten two side fixture blocks 400 and prevent to deviate from backward, as shown in Figure 5, this section of accepting 30 rear ends two sides remain with the tabling piece 302 of projection in addition, insert when assembling in connectors 4 terminal holes 40 for clad terminal 3, can inlay card in two side caulking grooves 401, locate and prevent to deviate from forward.Clamp section 31 then includes the rear end tingle 310 for double team electric wire 5 insulation glue-lines 50, and the front end conductive clip 311 of double team heart yearn 51.

The section of accepting 30 2 side plane front end places wherein, special punching out accordingly has longitudinal extension one segment length and to projecting inward sheet contact flat spring 303, this contact flat spring 303 can be, as shown in Figure 3, be connected mutually with the section of accepting 30 bodies and front end is the shape that overhangs with the rear end, or can be as shown in Figure 4, be connected mutually with the section of accepting 30 bodies and the rear end is the shape that overhangs with front end, and the little guide ramp that raises up 304 of the flexible formation of its projecting end is for meeting inserting terminal 5 to insert (as shown in Figure 7) smoothly; Again as shown in Figure 8, therefore when the rectangular inserting terminal and 5 of section inserts in the section of accepting 30, its two side is flat contact flat spring 303 not only with complete smooth being tight against at inserting terminal 5 two side faces, and more because contact flat spring 303 as one man is extended with certain length with inserting terminal 5 bearing of trends, so contact area of borrowing face-to-face mode to reach between contact flat spring 303 and inserting terminal 5 sides, will be bigger and tightr far beyond the known contact area of utilizing point-to-area mode to produce, especially contact flat spring 303 has and can swing elasticity, even hour still effectively connect slightly so inserting terminal 5 cross dimensions are on business poor, and have more the urgent strength of elasticity, make contact effect therebetween better, therefore so can reduce therebetween electrical resistance and pressure drop and promote the anti-magnitude of current, make the power supply supply more stable.

In addition, the section of accepting 30 its linking seam 300 2 lateral piece corresponding sections, making wherein, a slice body is formed with at least one dovetail catching groove 305, another lamellar body then is formed with corresponding dovetail cramp 306, make the section of accepting 30, can borrow cramp 306 to be combined into more firm D shape structure with the buckle mutually of catching groove 305, the insertion because of inserting terminal 5 is not strutted, so, relatively support and to be attached to its two side faces and more to strengthen therebetween contact effect, do not cause contact flat spring 303 to break away from inserting terminals 5 and cause the possibility that opens circuit when promoting contact flat spring 303 when being backed down, can produce more powerful reaction packing strength by inserting terminal 5.

Moreover, tabling piece 302 width of the section of accepting 30 rear ends can suitably be increased, make in clad terminal 3 whole insertion connector 4 terminal holes 40, and inlay card in caulking groove 401 can the time increase and cell wall between side by area, as shown in Figure 6, in other words, that is the longitudinal length of increase caulking groove 401 double team tabling pieces 302, so clad terminal will more can firmly be positioned in the terminal hole 40, and unlikely generation is rocked or loosening adverse events.

In addition, because the section of accepting 30 front and back all are shaped to identical D shape pipe structure, and only form and be connected seam 300 together in a side, but not be segmented into D shape pipe and degree of lip-rounding pipe as still needing as the conventional construction, and respectively be provided with one linking seam at degree of lip-rounding pipe two side faces, therefore so can reduce one the punching press processing procedure at least, simplify production procedure and promote output speed, reduce the integral production cost burden according to this.

Claims (8)

1, a kind of computer power source supply device special connector clad terminal device, comprise the section of accepting of front end and the clamp section of back segment, and the section of accepting two sides and rear end are respectively equipped with paired outer card and the paired protrusion tabling piece of lifting, the clamp section is provided with the tingle of double team wire insulation coating and the conductive clip of double team electric wire heart yearn again, it is characterized in that: the section of accepting two sides are provided with longitudinal extension one segment length and to projecting inward contact flat spring.

2, by the described computer power source supply device special connector of claim 1 clad terminal device, it is characterized in that: the described section of accepting is the D shape tubulose of self-consistentency.

3, by the described computer power source supply device special connector of claim 1 clad terminal device, it is characterized in that: the contact flat spring rear end of the described section of accepting is connected with the section of accepting body, and its front end overhangs forward.

4, by the described computer power source supply device special connector of claim 1 clad terminal device, it is characterized in that: the contact chip leading portion of the described section of accepting is connected with the section of accepting body, and its rear end overhangs backwards.

5, by the described computer power source supply device special connector of claim 1 clad terminal device, it is characterized in that: the contact flat spring projecting end of the described section of accepting forms little guide ramp that raises up.

6, by the described computer power source supply device special connector of claim 1 clad terminal device, it is characterized in that: have the linking seam of longitudinal extension and the lamellar body of this linking seam one side on the described section of accepting one side and form at least one catching groove, and the opposite side lamellar body relatively forms at least one cramp.

7, by the described computer power source supply device special connector of claim 1 clad terminal device, it is characterized in that: described catching groove and cramp are dovetail.

8, by the described computer power source supply device special connector of claim 1 clad terminal device, it is characterized in that: described contact flat spring is a sheet.

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