CN102751598B - SATA electric connector and electric connector combination - Google Patents

Abstract

A SATA electric connector and an electric connector combination are provided, wherein the SATA electric connector comprises an insulating body and a plurality of power terminal combinations. The front end of the insulating body is provided with a socket, and the rear end of the insulating body is provided with a containing groove. The power terminal assemblies are arranged on the insulating body, each power terminal assembly is provided with a plurality of conduction parts, at least one contact part and a common part connected between the conduction parts and the at least one contact part, the conduction parts extend into the socket, and the at least one contact part is arranged in the accommodating groove; therefore, the problem of uneven current bearing can be effectively solved. In addition, the invention provides an electric connector combination.

Description

SATA electrical connector and electrical connector combination

technical field

The invention relates to a SATA electrical connector and an electrical connector combination, in particular to a SATA electrical connector and an electrical connector combination with a power transmission function.

Background technique

China Taiwan Patent No. M343941 discloses a SATA electrical connector, which has a plurality of power terminals. Each power terminal has a contact end and a conduction end for power transmission.

When the amount of current input to the contact end of each power terminal is different, it will cause the possibility of uneven current carrying between the power terminals, and the device (such as a hard disk) connected to the SATA electrical connector will be damaged. doubt.

The inventor of the present invention feels that the above problems can be improved, so he devoted himself to research and combined with the application of theories, and proposed an invention with reasonable design and effective improvement of the above problems.

Contents of the invention

Embodiments of the present invention provide a SATA electrical connector and an electrical connector combination that can effectively improve the problem of uneven current carrying.

An embodiment of the present invention provides a SATA electrical connector, including: an insulating body and a plurality of power terminal assemblies. The front end of the insulating body is provided with a socket, and the rear end is provided with an accommodating groove. These power terminal combinations are arranged on the insulating body, wherein each power terminal combination has a plurality of conducting parts, at least one contact part and a common part connected between these conducting parts and the at least one contact part, and these conducting parts The through part protrudes into the socket, and the at least one contact part is arranged inside the accommodating groove.

According to the further improved technical solution of the present invention, the numbers of the conduction portions and the contact portions of each power terminal combination are unequal.

According to the further improved technical solution of the present invention, the distance between the contact parts of these power terminal assemblies is smaller than the distance between the conducting parts thereof.

According to a further improved technical solution of the present invention, the SATA electrical connector further includes a pressed part, and the pressed part is arranged in the accommodating groove of the insulating body.

According to a further improved technical solution of the present invention, the pressed part is a back plug, and the back plug is movably arranged in the accommodating groove of the insulating body.

According to a further improved technical solution of the present invention, the pressed part is a cover plate, and the cover plate is arranged in the accommodating groove of the insulating body so that it can be opened and closed.

According to a further improved technical solution of the present invention, the SATA electrical connector further includes a plurality of independent power terminals, these independent power terminals are arranged on the insulating body and are located between the adjacent two power terminal combinations, and each independent power terminal It has a conduction portion and a contact portion.

An embodiment of the present invention further provides an electrical connector assembly, including: a flexible cable and a SATA electrical connector. The flexible cable has multiple contacts. The SATA electrical connector includes: an insulating body, a plurality of power terminal assemblies and a pressed part. The front end of the insulating body is provided with a socket, and the rear end is provided with an accommodating groove. These power terminal combinations are arranged on the insulating body, wherein each power terminal combination has a plurality of conducting parts, at least one contact part and a common part connected between these conducting parts and the at least one contact part, and these conducting parts The through part protrudes into the socket, the at least one contact part is arranged inside the accommodating groove, one end of the flexible cable is assembled in the accommodating groove, and the contact parts of these power terminal assemblies are in contact with the flexible cable. contact. The pressed part is disposed in the accommodating groove of the insulating body to strengthen the crimping contact portion combined with the contacts and the power terminals.

According to the further improved technical solution of the present invention, the numbers of the conduction portions and the contact portions of each power terminal combination are unequal.

According to the further improved technical solution of the present invention, the distance between the contact parts of these power terminal assemblies is smaller than the distance between the conducting parts thereof.

According to a further improved technical solution of the present invention, the pressed part is a back plug, and the back plug is movably arranged in the accommodating groove of the insulating body.

According to a further improved technical solution of the present invention, the pressed part is a cover plate, and the cover plate is arranged in the accommodating groove of the insulating body so that it can be opened and closed.

According to a further improved technical solution of the present invention, a positioning protrusion is formed inside the accommodating groove of the insulating body, the flexible cable is provided with a positioning hole, and the positioning protrusion passes through the positioning hole.

According to a further improved technical solution of the present invention, the SATA electrical connector further includes a plurality of independent power terminals, these independent power terminals are arranged on the insulating body and are located between the adjacent two power terminal combinations, and each independent power terminal It has a conduction portion and a contact portion.

The embodiments of the present invention have the following beneficial effects: the power supply terminal combination of the embodiments of the present invention has a common portion, so it has the advantage of redistributing the current and can effectively improve the problem of uneven current carrying.

In order to further understand the features and technical contents of the present invention, please refer to the following detailed description and accompanying drawings of the present invention. However, the accompanying drawings are provided for reference and illustration only, and are not intended to limit the present invention.

Description of drawings

Fig. 1 is the three-dimensional exploded view of the first embodiment of the present invention;

Fig. 2 is another perspective exploded view of the first embodiment of the present invention;

Fig. 3 is a top view of the power terminal combination of the first embodiment of the present invention;

Fig. 4 is the three-dimensional sectional view of the first embodiment of the present invention;

Fig. 5 is a three-dimensional combined view of the first embodiment of the present invention;

Fig. 6 is another perspective combined view of the first embodiment of the present invention;

Fig. 7 is a 7-7 sectional view of Fig. 6;

Fig. 8 is a three-dimensional exploded view of the second embodiment of the present invention;

Fig. 9 is a top view of the power terminal combination of the second embodiment of the present invention;

Fig. 10 is a top view of the power terminal combination of the third embodiment of the present invention;

Fig. 11 is a three-dimensional exploded view of a fourth embodiment of the present invention;

Fig. 12 is a schematic perspective view of the pressing part of the fourth embodiment of the present invention when it is separated from the insulating body;

Fig. 13 is a three-dimensional assembled view of the fourth embodiment of the present invention, at this time, the pressing part is in a closed state;

Fig. 14 is a three-dimensional combined view of the fourth embodiment of the present invention, at this time the pressed part is in an unfolded state.

Figure 15 is a sectional view taken along line 15-15 of Figure 13; and

Fig. 16 is a perspective combined view of the fifth embodiment of the present invention.

Explanation of main component symbols

1 SATA electrical connector 10 Insulation body

11 sockets 111 power supply area

112 signal area 12 terminal slots

13 Accommodating slot 14 Guide part

15 non-slip groove 16 cut groove

17 Rear plug back slot 18 Locating convex part

19 wing 191 fixing hole

20 signal terminal 21 conduction part

22 contact part 30a power terminal combination

31a conduction part 32a contact part

33a common part 34a contact part

30b power terminal combination 31b conduction part

32b contact part 33b common part

34b contact part 30c power terminal combination

31c conduction part 32c contact part

33c common part 30d power terminal combination

31d conduction part 32d contact part

33d common part 40 independent power terminals

41 conduction part 42 contact part

50 pressings 60 pressings

90 flexible cable 91 contacts

92 positioning holes

Detailed ways

[first embodiment]

1 and 2, the present embodiment provides a SATA electrical connector 1, including: an insulating body 10, a plurality of signal terminals 20, a plurality of power terminal combinations 30a, 30b, 30c, 30d and a plurality of Independent power terminal 40.

Please refer to FIG. 6 , the front end of the insulating body 10 is provided with a socket 11 , and the socket 11 is divided into a power area 111 and a signal area 112 , and the power area 111 and the signal area 112 are respectively provided with a plurality of terminal slots 12 . The rear end of the insulating body 10 is provided with an accommodating groove 13 , and the accommodating groove 13 communicates with each terminal groove 12 . In this embodiment, the accommodating groove 13 is formed by indenting the rear end surface of the insulating body 10 . Both sides of the insulating body 10 are provided with a guide portion 14 to facilitate the correct introduction of the SATA electrical connector 1 when plugged into a mating electrical connector (not shown). The guiding portion 14 is substantially a horizontal cylinder, and its front end is tapered.

The signal terminals 20 are disposed in the terminal groove 12 of the signal area 112 of the insulating body 10 , and each signal terminal 20 has a conduction portion 21 and a contact portion 22 . The conducting portions 21 of the signal terminals 20 extend into the signal area 112 of the socket 11 , and the contact portions 22 of the signal terminals 20 are disposed in the receiving groove 13 .

Please refer to FIG. 3 and FIG. 4, these power terminal combinations 30a, 30b, 30c, 30d and these independent power terminals 40 are arranged in the terminal groove 12 of the power supply area 111 of the insulating body 10, wherein these independent power terminals 40 are located Between two adjacent power terminal combinations 30a, 30b. Wherein each power terminal combination 30a, 30b, 30c, 30d has a plurality of conduction portions 31a, 31b, 31c, 31d, at least one contact portion 32a, 32b, 32c, 32d and a contact portion connected to these conduction portions 31a, 31b. , 31c, 31d and the common portion 33a, 33b, 33c, 33d between the at least one contact portion 32a, 32b, 32c, 32d. Each independent power terminal 40 has a conduction portion 41 and a contact portion 42 . In this embodiment, there are a total of seventeen contact portions 32 a , 32 b , 32 c , 32 d of the power terminal assemblies 30 a , 30 b , 30 c , 30 d and contact portions 42 of the independent power terminal 40 .

The conduction portions 31a, 31b, 31c, 31d of these power terminal assemblies 30a, 30b, 30c, 30d and the conduction portions 41 of these independent power terminals 40 protrude into the power supply area 111 of the socket 11 respectively. The contact portions 32 a , 32 b , 32 c , 32 d of the power terminal assemblies 30 a , 30 b , 30 c , 30 d and the contact portions 42 of the independent power terminals 40 are all disposed inside the accommodating groove 13 .

Since these power terminal combinations 30a, 30b, 30c, 30d are provided with common parts 33a, 33b, 33c, 33d, they have the advantage of redistribution of current. , 30d, when the amount of current in each contact portion 32a, 32b, 32c, 32d is different, the current can be redistributed through the common portion 33a, 33b, 33c, 33d, so that each conduction portion 31a, 31b, 31c, 31d can carry The amount of current is the same, and the contact part can effectively improve the problem of uneven current carrying.

Please continue to refer to FIG. 1 , FIG. 2 , FIG. 5 and FIG. 6 , the SATA electrical connector 1 further includes a pressed part 50 disposed in the accommodating groove 13 of the insulating body 10 . The pressed part 50 is a rear plug in this embodiment, and the rear plug is movably disposed in the accommodating groove 13 of the insulating body 10 . The insulating body 10 is provided with a back plug withdrawal slot 17 near the rear end, so as to expand the force application space for the user to hold the back plug, and facilitate the user to withdraw the back plug more easily.

Please refer to FIG. 4 and FIG. 7 . After the SATA electrical connector 1 of the present invention is combined with a flexible cable 90 , an electrical connector combination is formed. The flexible cable 90 is provided with a plurality of contacts 91 , one end of the flexible cable 90 is assembled in the accommodating groove 13 , and the other end can be directly connected to a circuit board or connected to another electrical connector. The contact portions 32 a , 32 b , 32 c , 32 d of the power terminal assemblies 30 a , 30 b , 30 c , 30 d and the contact portions 42 of the individual power terminal terminals 40 are in contact with the contacts 91 . The contact portions 22 of the signal terminals 20 are also in contact with the contacts 91 . The pressing part 50 is used to strengthen the crimping of the contacts 91 and the contact portions 22 , 32 a , 32 b , 32 c , 32 d , 42 , so as to generate enough positive force to maintain a stable contact resistance.

In addition, please refer to FIG. 3 , in this embodiment, the power terminal assemblies 30a, 30c each have three conduction portions 31a, 31c and three contact portions 32a, 32c. Each power terminal assembly 30b, 30d has three conduction portions 31b, 31d and four contact portions 32b, 32d. Taking the power terminal assembly 30b as an example, the numbers of the conducting portions 31b and the contacting portions 32b are not equal, and the number of the contacting portions 32b is greater than the number of the conducting portions 31b. Therefore, the amount of current carried by each contact portion 32b is different from the amount of current carried by each conduction portion 31b. Since the number of contact portions 32b is more than the number of conduction portions 31b here, the amount of current carried by each contact portion 32b is different from that of each conduction portion 31b. The flow rate will be smaller than the current carried by each conducting portion 31b. Thereby, the carrying current of each contact 91 of the flexible cable 90 can be reduced. In addition, as shown in FIG. 3 , the pitches between the two adjacent contact portions 32a, 32b, 32c, 32d, and 42 of these power terminal combinations 30a, 30b, 30c, and 30d and these independent power terminals 40 are smaller than The spacing between the conducting parts 31a, 31b, 31c, 31d, 41. Likewise, the pitch between the contact portions 22 of two adjacent signal terminals 20 is smaller than the pitch between the conducting portions 21 thereof. In this way, the effect of reducing the size of the product connected to the other end of the flexible cable 90 can be achieved.

In addition, as shown in FIG. 5 and FIG. 6 , anti-slip grooves 15 are further formed on both sides of the insulating body 10 , so as to optimize the hand-held tactility and facilitate the plugging and unplugging of the SATA electrical connector 1 and the mating connector. In addition, a slot 16 is formed at the rear end of the guiding portion 14 of the insulating body 10 , thereby allowing a larger oblique angle to avoid damage to another mating connector when being pulled out. Certainly, the structures of the above-mentioned anti-slip grooves 15 and cutouts 16 can also be applied to other embodiments (not shown).

[Second embodiment]

Please refer to FIG. 8 and FIG. 9, the present embodiment provides a SATA electrical connector 1, wherein the same elements are still represented by the same reference numerals as those in the first embodiment, the difference between the second embodiment and the first embodiment at:

In FIG. 8 , the power terminal assembly 30a located on the far right has three conducting portions 31a and only one contact portion 34a, and the width of the contact portion 34a is about the range covering the three contact portions 32a in the first embodiment. . Apparently, the numbers of the conducting portions 31a and the contacting portions 34a of the power terminal assembly 30a are not equal, and the number of the contacting portions 34a is less than the number of the conducting portions 31a here. And the power terminal combination 30b adjacent to the power terminal combination 30a has three conduction portions 31b and two contact portions 34b, and the width of each contact portion 34b is about 200mm covering the two contact portions 32b in the first embodiment. scope. In this embodiment, there are a total of thirteen contact portions 34 a , 34 b , 32 c , 32 d of these power terminal assemblies 30 a , 30 b , 30 c , 30 d and contact portions 42 of these independent power terminal terminals 40 .

[Third embodiment]

Please refer to FIG. 10 , the difference between the power terminal combinations 30a, 30b, 30c, and 30d of this embodiment and the first embodiment lies in:

The power terminal assembly 30a has three conduction portions 31a and five contact portions 32a. In this embodiment, the contact portions 32 a , 32 b , 32 c , 32 d of the power terminal assemblies 30 a , 30 b , 30 c , 30 d and the contact portions 42 of the independent power terminals 40 total nineteen.

[Fourth Embodiment]

Please refer to Fig. 11 to Fig. 15, the present embodiment provides a SATA electrical connector 1, wherein the same components are still represented by the same symbols as those in the first embodiment, the difference between the fourth embodiment and the first embodiment at:

In the present embodiment, the accommodating groove 13 is formed by indenting the rear end surface of the insulating body 10 and penetrates to the upper surface of the insulating body 10 . The pressed part 60 is a cover plate, which can be opened and closed in the receiving groove 13 . In this way, the effect of crimping the contact points 91 and the contact portions 22 , 32 a , 32 b , 32 c , 32 d , 42 can be achieved through the cover plate.

In addition, a positioning protrusion 18 is formed inside the accommodating groove 13 of the insulating body 10 , the flexible cable 90 is provided with a positioning hole 92 , and the positioning protrusion 18 passes through the positioning hole 92 . Thereby, the flexible cable 90 can be stably positioned in the accommodating groove 13 .

[Fifth Embodiment]

Please refer to FIG. 16, this embodiment provides a SATA electrical connector, wherein the same components are still represented by the same symbols as those in the first embodiment, the difference between the fifth embodiment and the first embodiment lies in:

Both sides of the insulating body 10 are not provided with anti-skid grooves 15, and both sides of the insulating body 10 extend outwards to form two wings 19, each wing 19 has a fixing hole 191 for fixing components such as bolts or positioning columns (Fig. not shown) so that the insulating body 10 can be fixed on other objects.

From the above, it can be seen that the power terminal assembly of the embodiment of the present invention has a common part, so it has the advantage of redistributing the current, which can effectively improve the problem of uneven current carrying.

However, the above descriptions are only examples of the present invention, and are not intended to limit the patent scope of the present invention.

Claims (10)

1. A SATA electrical connector connected to a flexible cable with multiple contacts, characterized in that it includes: an insulating body, the front end is provided with a socket, and the rear end is provided with an accommodating groove; and A plurality of power terminal combinations, which are arranged on the insulating body, wherein each power terminal combination has a plurality of conduction parts, at least one contact part, and a connection between the plurality of conduction parts and the at least one contact The common part between the parts, the conduction part extends into the inside of the socket, and the at least one contact part is arranged inside the accommodating groove; Wherein, the numbers of the conduction parts and the contact parts of each power terminal combination are not equal, and the distance between the contact parts of the power terminal combination is smaller than the distance between the conduction parts, so that All widths of all the contact parts of the power terminal combination are smaller than all widths of all the conduction parts, wherein the contact parts can optionally correspond to multiple contacts connected to the flexible cable, so as to reduce The size of the docking product at the other end of the flexible cable; Wherein, the amount of current input into each contact portion of the same power terminal combination is redistributed through the common portion, so that the amount of current carried by each conduction portion is the same. 2 . The SATA electrical connector according to claim 1 , wherein the SATA electrical connector further comprises a pressed part, and the pressed part is disposed in the accommodating groove of the insulating body. 3 . 3 . The SATA electrical connector according to claim 2 , wherein the pressed part is a rear plug, and the rear plug is movably disposed in the receiving groove of the insulating body. 4 . 4 . The SATA electrical connector according to claim 2 , wherein the pressing part is a cover plate, and the cover plate is detachably and coverably disposed in the accommodating groove of the insulating body. 5 . 5. The SATA electrical connector according to claim 1, wherein the SATA electrical connector further comprises a plurality of independent power terminals, and the independent power terminals are arranged on the insulating body and located on the adjacent Between the two power terminal combinations, each independent power terminal has a conduction portion and a contact portion. 6. An electrical connector combination, characterized in that it comprises: a flexible cable with multiple contacts; and A SATA electrical connector, which includes: An insulating body, the front end is provided with a socket, and the rear end is provided with an accommodating groove; A plurality of power terminal combinations, which are arranged on the insulating body, wherein each power terminal combination has a plurality of conduction parts, at least one contact part, and a connection between the plurality of conduction parts and the at least one contact The common part between the parts, the conducting part extends into the socket, the at least one contact part is arranged inside the accommodating groove, one end of the flexible cable is assembled in the accommodating groove, The contact portion of the power terminal assembly is in contact with the contact of the flexible cable; and a pressing part, which is arranged in the accommodation groove of the insulating body, so as to strengthen the contact portion where the contact is crimped and combined with the power terminal; Wherein, the numbers of the conduction parts and the contact parts of each power terminal combination are not equal, and the distance between the contact parts of the power terminal combination is smaller than the distance between the conduction parts, so that All the widths of all the contact parts of the power terminal combination are smaller than all the widths of all the conduction parts, so as to reduce the size of the docking product at the other end of the flexible cable; Wherein, the amount of current input into each contact portion of the same power terminal combination is redistributed through the common portion, so that the amount of current carried by each conduction portion is the same. 7 . The electrical connector assembly according to claim 6 , wherein the pressed part is a rear plug, and the rear plug is movably disposed in the accommodating groove of the insulating body. 8 . 8 . The electrical connector assembly according to claim 6 , wherein the pressing part is a cover plate, and the cover plate is detachably and coverably disposed in the accommodating groove of the insulating body. 9 . 9. The electrical connector assembly according to claim 8, wherein a positioning protrusion is formed inside the accommodating groove of the insulating body, the flexible cable is provided with a positioning hole, and the positioning protrusion passes through in the positioning hole. 10. The electrical connector assembly according to claim 6, wherein the SATA electrical connector further comprises a plurality of independent power terminals, and the independent power terminals are arranged on the insulating body and located on the adjacent Between the two power terminal combinations, each independent power terminal has a conduction portion and a contact portion.