TWM519836U - Electrical connector device and electrical connector system - Google Patents

Description

Electrical connector device and electrical connector system

The present invention relates to an electrical connector device, and more particularly to an electrical connector device having a combination of identifiable keys and keyway mating connectors and an electrical connector system having a plurality of electrical connector devices.

The electrical connector device, which generally includes the first connector and the second connector, is electrically connected to each other to transmit electrical or electrical signals when the first connector is docked with the second connector. Since the first connector and the second connector of different electrical connector devices are similar or identical in configuration in an electrical connector system comprising a plurality of electrical connector devices, different electrical connector devices may be used, for example, for different Voltage, different current intensity or different electrical signals cause the user to easily erroneously interface the first connector of the different electrical connector device with the second connector.

In order to prevent the user from erroneously splicing the first connector of the different electrical connector device with the second connector, an electrical connector device including a plug connector and a socket connector is disclosed in the prior art, for example, US Pat. No. 4,764,129. A key is provided in the plug connector and a keyway corresponding to the key is provided in the socket connector, and the switch key is set in different electrical connector devices. The position or the height or width of the key is for the user to identify to prevent incorrect misconnection of the plug connector and the socket connector between the different electrical connector devices. A similar optical connector is disclosed in US Patent Publication No. US 20120057824 A1 (Chinese Patent Application No. CN201110212282.8), which is provided with a plurality of keys, and the positions of the keys in the width direction are different from the standardized connectors. Or by the width of the key to differentiate from the standardized connector.

However, the foregoing prior art only changes the height or width of the key, and it is generally not easy for the user to clearly identify which plug connectors and socket connectors are mated with each other, or between the two plug connectors. obviously different. Moreover, as the connector becomes smaller and smaller, the above-mentioned changes in the keys and the keyway are more limited, and it is less likely to be noticeable and easy for the user to perceive and distinguish.

Accordingly, it is an object of the present invention to provide an electrical connector device having a plurality of combinations of shapes and shapes in a configuration in which a key and a keyway are provided.

Accordingly, another object of the present invention is to provide a different electrical connector system that allows a user to clearly and easily identify and distinguish between a key and a keyway of a connector.

Thus, in some implementations, the novel electrical connector device includes a first connector and a second connector. The first connector includes a first insulative housing having a body and at least two keys, the body having a top surface having an opposite leading edge and a trailing edge, the keys Separated from each other on the top surface of the body and respectively along Extending in a front-rear direction, each of the keys has a ridge extending in the front-rear direction and protruding from the top surface, and wherein at least one of the keys further has a concave extending in the front-rear direction and integrally formed on one side of the ridge ditch. The second connector is coupled to the first connector and includes a second insulative housing having at least two keyways respectively configured to receive the keys.

In some embodiments, the rib of each key of the first connector has an inner side facing the other key and an outer side opposite the inner side, the recess being integrally formed in the corresponding one. The outer side of the rib.

In some embodiments, the two keys of the first connector have ridges and grooves, and the grooves are formed on the outer sides of the corresponding ribs.

In some embodiments, one of the keys of the first connector has a ridge and a groove, wherein the other button has a ridge and a side lower than the ridge, the side extending in the front and rear direction And integrally connected to the outer side surface of the corresponding rib.

In some embodiments, the first insulative housing of the first connector further has a latching portion between the two keys, the latching portion having a first extending portion in the front-rear direction and integrally connected to the top surface An elastic support body and a block having a first connecting portion connected to the top surface adjacent to the front edge, a second connecting portion connected to the top surface and adjacent to the rear edge, and An elastic segment located between the first connecting segment and the second connecting segment and spaced apart from the top surface, the latching block is disposed on the elastic segment, and the second insulating shell of the second connector further has a card for receiving the card The card slot of the block.

In some implementations, the first insulative housing of the first connector and the second insulative housing of the second connector have the same color designation.

Thus, in some embodiments, the novel electrical connector system includes: at least two electrical connector devices, each electrical connector device including a first connector and a second connector. The first connector has a first insulative housing, the first insulative housing has a body and at least two keys, the body has a top surface having an opposite leading edge and a trailing edge, the keys are mutually Separatingly disposed on the top surface of the body and extending in a front-rear direction, each of the keys has a ridge extending in the front-rear direction and protruding from the top surface, and at least one of the keys further has a front and rear A groove extending in a direction and integrally formed on one side of the ridge. The second connector is coupled to the first connector and has a second insulative housing having at least two keyways respectively configured to receive the keys. Wherein the combination of the cross-sectional shapes formed by the two keys of each of the electrical connector devices is different from the cross-sectional shape combination formed by the cooperation of the two keys of the other electrical connector devices in the electrical connector system to make different electricity The first connector and the second connector of the connector device are not mis-inserted.

In some embodiments, the rib of each key of the first connector of each electrical connector device has an inner side facing the other key and an outer side opposite the inner side, the groove Formed integrally on the outer side surface of the corresponding rib.

In some embodiments, the two keys of the first connector of each electrical connector device have ridges and grooves, and the grooves are formed on the outer sides of the corresponding ribs.

In some embodiments, one of the keys of the first connector of each electrical connector device has a ridge and a groove, wherein the other button has a rib And a side lower than the ridge, the side portion extends in the front-rear direction and is integrally connected to the outer side surface of the corresponding rib.

In some implementations, the height of the at least one key ridge of the first connector of one of the two electrical connector devices is higher than the first connector of the other of the two electrical connector devices The height of the rib of the corresponding key.

In some embodiments, the first insulating case and the second insulating case in the same electrical connector device have the same color indication, and the first insulating case and the second insulating case of different electrical connector devices are different in color indication. .

In some embodiments, the first insulative housing of the first connector of each electrical connector device further has a latching portion between the two keys, the latching portion having a first and second extending direction An elastic support body and a block integrally connected to the top surface, the elastic support body having a first connecting portion connected to the top surface adjacent to the front edge, and a top surface adjacent to the top surface and adjacent to the rear edge a second connecting section, and an elastic section between the first connecting section and the second connecting section and spaced apart from the top surface, the latching block is disposed on the elastic section, and the second insulating shell of the second connector is further There is a card slot for accommodating the card block.

The utility model has the advantages that the cross-sectional shape combination of at least two keys passing through the first connector can be variously changed, so that the user can easily recognize the difference between the key and the keyway of different electrical connector devices, so as to correctly correspondingly The first connector interfaces with the second connector. Further, the first insulating case of the same electrical connector device has the same color indication as the second insulating case, and its color is different from the color of other electrical connector devices in the electrical connector system, which further increases the distinguishing and identifying effect.

100‧‧‧First electrical connector device

200‧‧‧Second electrical connector device

300‧‧‧ Third electrical connector device

400‧‧‧fourth electrical connector device

500‧‧‧Fifth connector device

600‧‧‧6th electrical connector device

700‧‧‧ seventh electrical connector device

800‧‧‧8th electrical connector device

900‧‧‧Ninth electrical connector device

1000‧‧‧10th electrical connector device

10A‧‧‧First connector

10B‧‧‧Second connector

1‧‧‧first insulating shell

11‧‧‧Ontology

111‧‧‧ top surface

111a‧‧‧ leading edge

111b‧‧‧ trailing edge

12‧‧‧ keys

121‧‧ ‧ ribs

121a‧‧‧ inside

121b‧‧‧Outside

122‧‧‧ Groove

123‧‧‧ side

13‧‧‧Locking Department

131‧‧‧elastic support

131a‧‧‧first connection segment

131b‧‧‧Second connection

131c‧‧‧elastic section

132‧‧‧ card block

2‧‧‧Second insulation shell

21‧‧‧ slots

22‧‧‧ keyway

221‧‧‧ rib

23‧‧‧ card slot

The other features and advantages of the present invention will be apparent from the following detailed description of the embodiments of the drawings. FIG. 1 is a perspective view illustrating a first electrical connector device of an embodiment of the present invention. The first connector and the second connector are in an unbutted state; FIG. 2 is a top view showing the docking state of the first connector of the first electrical connector device and the second connector; It is a cross-sectional view taken along the line III-III in FIG. 2, illustrating the cooperation relationship between the two keys of the first connector of the first electrical connector device and the two keyways of the second connector; FIG. 4 is a perspective view. The second electrical connector device of the present embodiment is illustrated; FIG. 5 is a cross-sectional view illustrating the mating relationship between the two keys of the first connector of the second electrical connector device and the two keyways of the second connector; Is a perspective view illustrating the third electrical connector device of the embodiment; FIG. 7 is a cross-sectional view illustrating the mating relationship between the two keys of the first connector of the third electrical connector device and the two keyways of the second connector Figure 8 is a perspective view of the actual The fourth electrical connector device of the embodiment; FIG. 9 is a cross-sectional view illustrating the mating relationship between the two keys of the first connector of the fourth electrical connector device and the two keyways of the second connector; FIG. The fifth electrical connector device of the present embodiment is illustrated; FIG. 11 is a cross-sectional view illustrating the mating relationship between the two keys of the first connector of the fifth electrical connector device and the two keyways of the second connector; Figure 12 is a perspective view showing the sixth electrical connector device of the embodiment; Figure 13 is a cross-sectional view showing the two keys of the first connector of the sixth electrical connector device and the two keyways of the second connector Figure 14 is a perspective view showing the seventh electrical connector device of the embodiment; Figure 15 is a cross-sectional view showing the two keys of the first connector of the seventh electrical connector device and the second connector FIG. 16 is a perspective view showing the eighth electrical connector device of the embodiment; FIG. 17 is a cross-sectional view showing the two keys and the second connector of the first connector of the eighth electrical connector device FIG. 18 is a perspective view showing the ninth electrical connector device of the embodiment; FIG. 19 is a cross-sectional view showing the two keys of the first connector of the ninth electrical connector device FIG. 20 is a perspective view showing the tenth electrical connector device of the embodiment; and FIG. 21 is a cross-sectional view showing the first connector of the tenth electrical connector device Two keys with the second connector Relationship with two keyways.

Before the present invention is described in detail, it should be noted that in the following description, similar elements are denoted by the same reference numerals.

One embodiment of the novel electrical connector system includes multiple electrical connections The connector device, for convenience of description, is distinguished by a first electrical connector device 100 (see FIGS. 1 to 3), a second electrical connector device 200 (see FIGS. 4 and 5), and a third electrical connector device. 300 (see Figures 6 and 7), fourth electrical connector device 400 (see Figures 8 and 9), fifth electrical connector device 500 (see Figures 10 and 11), and sixth electrical connector device 600 ( See Figures 12 and 13), seventh electrical connector device 700 (see Figures 14 and 15), eighth electrical connector device 800 (see Figures 16 and 17), and ninth electrical connector device 900 (see Figure 18 and FIG. 19), and the tenth electrical connector device 1000 (see FIGS. 20 and 21). The first electrical connector device 100 will be described in detail below.

Referring to Figures 1, 2 and 3, the first electrical connector device 100 includes a first connector 10A and a second connector 10B that interfaces with the first connector 10A. The first connector 10A includes a first insulating case 1. The second connector 10B includes a second insulating case 2. In detail, the first insulating case 1 has a body 11, two keys 12, and a latching portion 13 between the two keys 12. The body 11 has a top surface 111 having an opposite front edge 111a and a rear edge 111b. The two keys 12 are spaced apart from each other on the top surface 111 of the body 11 and are respectively defined by the front edge 111a. It extends back and forth in a front-rear direction and has a bilaterally symmetrical cross-sectional shape (see Figure 3). Each of the keys 12 has a rib 121 extending in the front-rear direction and protruding from the top surface 111, and a groove 122 extending in the front-rear direction and integrally formed on one side of the rib 121. Specifically, the rib 121 of each of the keys 12 has an inner side surface 121a facing the other key and an outer side surface 121b on the opposite side of the inner side surface 121a. The concave groove 122 is integrally formed on the corresponding rib 121. Outer side 121b.

The locking portion 13 has an elastic support body 131 and a block 132 extending in the front-rear direction and integrally connected to the top surface 111. The elastic support body 131 has a first connecting portion 131a connected to the top surface 111 adjacent to the front edge 111a, a second connecting portion 131b connected to the top surface 111 and adjacent to the rear edge 111b, and a second connecting portion 131b An elastic segment 131c located between the first connecting segment 131a and the second connecting segment 131b and spaced apart from the top surface 111. The block 132 is disposed on the elastic segment 131c. The first connecting portion 131a and the second connecting portion 131b at the two ends of the elastic supporting body 131 are respectively connected to the top surface 111 of the body 11, that is, the two ends are closed, so that the elastic supporting body 131 is not easily pulled and broken. In addition, the locking portion 13 is located between the two keys 12, that is, the two keys 12 are respectively located at two sides of the locking portion 13, and the two sides can respectively shield the gap between the elastic segment 131c and the top surface 111, and have protection. The effect of the latching portion 13.

As shown in FIG. 1 and FIG. 2, the second insulative housing 2 has a slot 21 for receiving a portion of the body 11 and the latching portion 13, two key slots 22 respectively for receiving the keys 12, and a receiving portion. The card slot 23 of the card block 132. The key grooves 22 and the card slots 23 are in spatial communication with the slot 21, respectively. In the present embodiment, each of the key grooves 22 has a rib 221 that protrudes toward the inner space and projects into the groove 122. By the cooperation of the two keys 12 with the keyway 22, it is possible to prevent the first connector 10A from being inserted into the slot 21 of the second connector 10B at the correct position. The cross-sectional shape formed by the rib 121 and the groove 122 allows the user to recognize the shape and shape of the key 12 and the key groove 22 more easily than the prior art only slightly changes in the width and height of the key. difference. In this embodiment, two keys 12 and two keyways 22 are taken as an example. Note that the number of the keys 12 is not limited to two, and may be adjusted to two or more as needed, and the number of the key grooves 22 is adjusted by the number of the matching keys 12.

As shown in FIG. 3, during the docking of the first connector 10A and the second connector 10B, the positions and shapes of the two keys 12 of the first connector 10A respectively correspond to the positions of the two key slots 22 of the second connector 10B. And the shape can make the first connector 10A enter the slot 21, and then, as shown in FIG. 2, when the first connector 10A and the second connector 10B are docked, the block 132 of the first connector 10A is located at the second In the card slot 23 of the connector 10B, the card block 132 is engaged with the card slot 23 to relatively fix the first connector 10A and the second connector 10B.

In addition, the cross-sectional shape of the two keys 12 can be adjusted to vary a plurality of different cross-sectional shapes, and the corresponding keyway 22 is also adjusted. This portion will be further described later.

Different embodiments of other electrical connector devices are described below that change the engagement of the key 12 with the keyway 22, the other configurations being substantially the same as those of the first electrical connector device 100. Referring to FIG. 4 and FIG. 5, the second electrical connector device 200 is substantially identical in structure to the first electrical connector device 100. Comparing FIG. 3 with FIG. 5, the ridges of the two keys 12 of the second electrical connector device 200 are compared. The height of 121 is higher than the height of the ribs 121 of the two keys 12 of the first electrical connector device 100, and the grooves 122 of the two keys 12 of the second electrical connector device 200 and the two key grooves 22 The height of the equal ribs 221 is greater than the height of the grooves 122 of the two keys 12 of the first electrical connector device 100 and the ribs 221 of the two key grooves 22.

Referring to FIGS. 6 and 7, the third electrical connector device 300 and the first The structure of the electrical connector device 100 is substantially the same, but the key 12 of the two keys 12 of the third electrical connector device 300 located on the right side of FIG. 7 has a rib 121 and a side portion 123 having a height lower than the rib 121. The side portion 123 extends in the front-rear direction and is integrally connected to the outer side surface 121b of the corresponding rib 121, and the outer side surface of the side portion 123 is integrally connected with the side surface of the body 11.

Referring to FIGS. 8 and 9, the fourth electrical connector device 400 is substantially identical in structure to the third electrical connector device 300. Referring to FIG. 7 and FIG. 9, the fourth electrical connector device 400 is located on the left side of the key 12 shown in FIG. The height of the rib 121 is higher than the height of the rib 121 of the key 12 of the third electrical connector device 300 located on the left side of FIG. 7, and the fourth electrical connector device 400 is located at the concave of the key 12 on the left side shown in FIG. The height of the ribs 221 of the groove 122 and the key groove 22 is greater than the height of the groove 122 of the key 12 of the third electrical connector device 300 located on the left side of FIG. 7 and the rib 221 of the key groove 22.

Referring to FIGS. 10 and 11, the fifth electrical connector device 500 is substantially identical in structure to the first electrical connector device 100, except that the keys 12 on the left side of FIG. 11 of the two keys 12 of the fifth electrical connector device 500 are only There is a rib 121, and the outer side surface 121b of the rib 121 and the side surface of the body 11 have a step.

Referring to FIG. 12 and FIG. 13, the sixth electrical connector device 600 is substantially identical in structure to the fifth electrical connector device 500. Comparing FIG. 11 with FIG. 13, the sixth electrical connector device 600 is located at the key 12 on the right side of FIG. The height of the rib 121 is higher than the height of the rib 121 of the key 12 of the fifth electrical connector device 500 located on the right side of FIG. 11, and the sixth electrical connector device 600 is located at the concave of the key 12 on the right side of FIG. The height of the ribs 221 of the groove 122 and the key groove 22 is greater than the key of the fifth electrical connector device 500 on the right side shown in FIG. The height of the groove 122 of the 12 and the rib 221 of the key groove 22.

Referring to FIGS. 14 and 15, the two keys 12 of the seventh electrical connector device 700 each have a side portion 123 connected to the outer side surface 121b of the corresponding rib 121, and the height of the rib 121 of the key 12 on the right side of FIG. The height of the rib 121 is higher than the key 12 located on the left side of FIG.

Referring to FIGS. 16 and 17, the eighth electrical connector device 800 is substantially identical in structure to the seventh electrical connector device 700 except that the keys 12 on the left side of FIG. 17 of the two keys 12 of the eighth electrical connector device 800 are only There is a rib 121, and the outer side surface 121b of the ridge 121 has a step difference with the side surface of the body 11. Further, comparing FIG. 15 with FIG. 17, the ridge of the key 12 of the eighth electrical connector device 800 on the left side shown in FIG. The height of 121 is higher than the height of the ribs 121 of the key 12 of the seventh electrical connector device 700 located on the left side of FIG.

Referring to FIGS. 18 and 19, the two keys 12 of the ninth electrical connector device 900 each have a side portion 123 connected to the outer side surface 121b of the corresponding rib 121, and the height of the rib 121 of the key 12 on the left side of FIG. The height of the rib 121 is higher than the key 12 located on the right side of FIG.

Referring to FIG. 20 and FIG. 21, the tenth electrical connector device 1000 and the ninth electrical connector device 900 have substantially the same structure, but only the keys 12 on the right side of FIG. 30 of the two keys 12 of the tenth electrical connector device 1000 are only There is a rib 121, and the outer side surface 121b of the rib 121 and the side surface of the body 11 have a step difference. Further, comparing FIG. 19 with FIG. 21, the tenth electrical connector device 1000 is located at the ridge of the key 12 on the right side shown in FIG. The height of 121 is higher than the height of the ribs 121 of the key 12 of the ninth electrical connector device 900 located on the right side of FIG.

It can be seen from the foregoing that by the cooperation of the ribs 121 of the keys 12 and the grooves 122 and the side portions 123, more shape combination changes can be generated between the two keys 12 of the electrical connector device, and the keys 12 and The shape of the key groove 22 is easily recognized from the appearance shape. Compared with the prior art, only slight changes in the width and height of the key, this embodiment enables the user to easily recognize the difference between the key 12 and the keyway 22 of different electrical connector devices, so as to correctly correspond to the first The connector 10A is docked with the second connector 10B. The first connection of any electrical connector device is different because the combination of the cross-sectional shape formed by the cooperation of the two keys 12 of each electrical connector device is different from the combination of the two keys 12 of the other electrical connector devices. The device 10A cannot be inserted into the second connector 10B of the other other electrical connector device to prevent mis-insertion between different electrical connector devices.

Further, in the present embodiment, the first insulating case 1 and the second insulating case 2 in the same electrical connector device have the same color indication, and the first insulating case 1 and the second insulating of the different electrical connector devices The color of the shell 2 is different, which increases the difference and recognition effect.

However, the above description is only for the embodiments of the present invention, and the scope of the present invention cannot be limited thereto, that is, the simple equivalent changes and modifications made by the present patent application scope and the contents of the patent specification are still It is within the scope of this new patent.

100‧‧‧First electrical connector device

10A‧‧‧First connector

10B‧‧‧Second connector

11‧‧‧Ontology

111‧‧‧ top surface

12‧‧‧ keys

121‧‧ ‧ ribs

121b‧‧‧Outside

122‧‧‧ Groove

2‧‧‧Second insulation shell

22‧‧‧ keyway

221‧‧‧ rib

Claims (13)

An electrical connector device comprising: a first connector comprising a first insulative housing, the first insulative housing having a body and at least two keys, the body having a top surface, the top surface having an opposite front a rim and a trailing edge, the keys are spaced apart from each other on the top surface of the body and extend in a front-rear direction, each of the keys having a ridge extending in the front-rear direction and protruding from the top surface, and At least one of the keys further has a groove extending along the front-rear direction and integrally formed on one side of the ridge; and a second connector abutting the first connector and including a second insulating shell, the first The two insulating shells have at least two keyways respectively accommodating the keys. The electrical connector device of claim 1, wherein the rib of each key of the first connector has an inner side facing the other key and an outer side opposite the inner side, the groove Formed integrally on the outer side surface of the corresponding rib. The electrical connector device of claim 2, wherein the two keys of the first connector each have a ridge and a groove, and the groove is formed on an outer side of the corresponding rib. The electrical connector device of claim 2, wherein one of the keys of the first connector has a ridge and a groove, wherein the other button has a ridge and a side lower than the ridge, the side The portion extends in the front-rear direction and is integrally connected to the outer side surface of the corresponding rib. The electrical connector device of claim 1, wherein the first connector The first insulative housing further has a latching portion between the two keys, the latching portion having an elastic supporting body extending along the front-rear direction and integrally connected with the top surface, and a latching block having a first connecting section connected to the top surface adjacent to the leading edge, a second connecting section connected to the top surface adjacent to the trailing edge, and a first connecting section and a second connecting section And an elastic segment spaced apart from the top surface, the card block is disposed on the elastic segment, and the second insulating shell of the second connector further has a card slot for receiving the card block. The electrical connector device of claim 1, wherein the first insulating case of the first connector and the second insulating case of the second connector have the same color designation. An electrical connector system comprising: at least two electrical connector devices, each electrical connector device comprising a first connector having a first insulative housing having a body and at least two keys The main body has a top surface having an opposite front edge and a rear edge. The keys are spaced apart from each other on the top surface of the body and extend in a front-rear direction, each of the keys having a a ridge protruding from the front and rear direction and protruding from the top surface, wherein at least one of the keys further has a groove extending along the front and rear direction and integrally formed on one side of the ridge, and a second connector, and the second connector a connector is butted and has a second insulating shell, the second insulating shell has at least two keyways respectively accommodating the keys; wherein the two keys of each electrical connector device cooperate to form The cross-sectional shape combination is different from the cross-sectional shape combination formed by the two keys of the other electrical connector devices in the electrical connector system such that the first connector and the second connector of the different electrical connector devices do not Wrongly inserted. The electrical connector system of claim 7, wherein the rib of each key of the first connector of each electrical connector device has an inner side facing the other key and a side opposite the inner side The outer side surface is integrally formed on the outer side surface of the corresponding ridge. The electrical connector system of claim 8, wherein the two keys of the first connector of each electrical connector device have ridges and grooves, and the grooves are formed on the outer side of the corresponding ribs. The electrical connector system of claim 8, wherein one of the keys of the first connector of each electrical connector device has a ridge and a groove, wherein the other button has a ridge and a height lower than the ridge The side portion extends in the front-rear direction and is integrally connected to the outer side surface of the corresponding rib. The electrical connector system of claim 9 or 10, wherein the height of the ridge of the at least one key of the first connector of one of the two electrical connector devices is higher than the height of the two electrical connector devices The height of the ridge of the key corresponding to the first connector of one. The electrical connector system of claim 7, wherein the first insulative housing and the second insulative housing in the same electrical connector device have the same color designation, and the first insulative housing and the second of the different electrical connector devices The color of the insulation shell is different. The electrical connector system of claim 7, wherein each electrical connector is mounted The first insulating case of the first connector further has a latching portion between the two keys, the latching portion having an elastic supporting body and a card extending in the front-rear direction and integrally connected with the top surface Block, the elastic support body has a first connecting section connected to the top surface adjacent to the leading edge, a second connecting section connected to the top surface adjacent to the trailing edge, and a first connection An elastic segment between the segment and the second connecting segment and spaced apart from the top surface, the card block is disposed on the elastic segment, and the second insulating shell of the second connector further has a card slot for receiving the card block.