CN219659014U - Connector, connector module and connector assembly - Google Patents

Abstract

The utility model discloses a connector, a connector module and a connector assembly. The connector includes: a housing having at least one layer of internal cavity; and at least one row of terminals respectively arranged in the at least one layer of inner cavity. The terminals include mating portions received in the cavities for mating with mating terminals of a mating connector and connecting portions extending from side walls of the housing for electrical connection to a circuit board. The housing includes a plurality of vertical partition walls formed in each layer of the inner cavity and a plurality of vertical partition plates formed on the outer sides of the side walls. The mating portions of adjacent two terminals in each row of terminals are separated by a vertical partition wall, and the connecting portions of adjacent two terminals in each row of terminals are separated by a vertical partition plate. Therefore, the utility model can increase the creepage distance between the adjacent two terminals without increasing the interval between the adjacent two terminals, so that the connector can be suitable for high voltage of more than 1000V.

Description

Connector, connector module and connector assembly

Technical Field

The present utility model relates to a connector, a connector module comprising the connector and a connector assembly comprising the connector or the connector module.

Background

In the prior art, the application voltage of a battery pack high-voltage signal acquisition connector on a new energy vehicle is 600V. However, the application voltage of the next generation battery pack high voltage signal acquisition connector will increase to 800-1000V. The existing high-voltage signal acquisition connector cannot meet the related technical parameters, and a new generation of high-voltage signal acquisition connector capable of meeting 1000V needs to be developed.

Disclosure of Invention

The present utility model is directed to solving at least one of the above-mentioned problems and disadvantages of the prior art.

According to one aspect of the present utility model, a connector is provided. The connector includes: a housing having at least one layer of internal cavity; and at least one row of terminals respectively arranged in the at least one layer of inner cavity. The terminals include mating portions received in the cavities for mating with mating terminals of a mating connector and connecting portions extending from side walls of the housing for electrical connection to a circuit board. The housing includes a plurality of vertical partition walls formed in each layer of the inner cavity and a plurality of vertical partition plates formed on the outer sides of the side walls. The mating portions of adjacent two terminals in each row of terminals are separated by the vertical partition wall, and the connecting portions of adjacent two terminals in each row of terminals are separated by the vertical partition wall.

According to an exemplary embodiment of the present utility model, a socket part for being plugged into a socket on a circuit board is formed at the bottom of the vertical separation plate.

According to another exemplary embodiment of the utility model, the housing comprises a top wall and a bottom wall opposite in height, two side walls opposite in transverse direction and a rear opening and a front side wall opposite in longitudinal direction; the plurality of vertical partition walls are arranged in a row along the transverse direction, and the plurality of vertical partition walls are arranged in a row along the transverse direction; the plurality of vertical partition plates are connected to the outside of the front side wall of the housing, and the connection portions of the terminals extend from the front side wall of the housing.

According to another exemplary embodiment of the present utility model, the connection portion of any one of the terminals in each row is located between two adjacent vertical separation plates; the thickness of the two outermost vertical separation plates in one row of vertical separation plates is larger than that of other vertical separation plates, so that the vertical separation plates with thinner thickness are prevented from being damaged under the action of external force.

According to another exemplary embodiment of the present utility model, locking protrusions for locking to a mating housing of a mating connector to lock the mating housing inserted into an inner cavity of the housing in the inner cavity are formed at inner sides of left and right opposite side walls of each layer of the inner cavity, respectively.

According to another exemplary embodiment of the present utility model, the terminal further includes a fixing portion between the mating portion and the connecting portion, the fixing portion being fixed into the front side wall of the housing.

According to another exemplary embodiment of the present utility model, the connector further includes: and a pair of soldering pins respectively mounted on left and right opposite side walls of the housing, the pair of soldering pins and the connection portion of the terminal being adapted to be surface-mounted soldered to the circuit board.

According to another exemplary embodiment of the utility model, the housing has a single layer of internal cavity, the vertical partition wall being connected between the top and bottom walls of the housing.

According to another exemplary embodiment of the present utility model, the housing has a plurality of layers of inner cavities adjacent to each other in a height direction and a plurality of rows of terminals adjacent to each other in the height direction; the housing includes a horizontal dividing wall that separates the cavities in adjacent two rows such that mating portions of adjacent two rows of terminals are separated by the horizontal dividing wall.

According to another exemplary embodiment of the present utility model, a vertical partition wall in a topmost one of the multi-layered inner cavities is connected between a top wall of the housing and a horizontal partition wall; the vertical partition wall in the bottom-most interior cavity of the multi-layered interior cavity is connected between the bottom wall of the housing and the horizontal partition wall.

According to another exemplary embodiment of the present utility model, the connector is a high voltage connector suitable for voltages above 1000V, and the spacing between adjacent two terminals in each row of terminals is not more than 3.5mm.

According to another aspect of the utility model, a connector module is provided. The connector module includes: a circuit board; and the aforementioned connector mounted on the circuit board, terminals of the connector being electrically connected to the circuit board.

According to an exemplary embodiment of the present utility model, a row of slots is formed on the circuit board, and insertion portions of a row of vertical partition plates on the housing of the connector are respectively inserted into the row of slots.

According to another aspect of the present utility model, a connector assembly is provided. The connector assembly includes: the aforementioned connector or the aforementioned connector module; and a mating connector inserted into an inner cavity of a housing of the connector to mate with the connector.

According to an exemplary embodiment of the present utility model, the mating connector includes: a mating housing adapted to mate with the housing of the connector and formed with a row of terminal insertion holes; and a row of mating terminals respectively inserted into a row of terminal insertion holes of the mating housing, the mating housing including a front end portion inserted into an inner cavity of the housing, the mating portion of the terminals of the connector being mated with the mating terminals inserted into the inner cavity.

According to another exemplary embodiment of the present utility model, a row of partition grooves is formed on the front end portion of the mating housing, and a row of vertical partition walls in the inner cavity of the housing are respectively inserted into the row of partition grooves of the mating housing.

According to another exemplary embodiment of the present utility model, elastic snaps are formed on outer sides of left and right opposite side walls of the front end portion of the mating housing, respectively, and the elastic snaps are engaged with locking protrusions in the inner cavity of the housing to lock the connector and the mating connector together.

According to another exemplary embodiment of the present utility model, the elastic buckle includes: a cantilever part having one end connected to the pair of housings; and a boss formed on the cantilever portion, the boss on the elastic clip being engaged with a locking boss in the inner cavity of the housing.

According to another exemplary embodiment of the present utility model, the mating connector further includes: and a terminal locking member mounted on the mating housing for locking the row of mating terminals in the mating housing.

According to another exemplary embodiment of the present utility model, a mounting port is formed on a bottom wall of the rear end portion of the mating housing, the mounting port communicating with the row of terminal insertion holes; the terminal lock includes: a main body part which is plate-shaped and is installed in an installation opening of the matched shell; and a locking portion connected to the main body portion for abutting on the mating terminal to lock the mating terminal in the terminal insertion hole.

According to another exemplary embodiment of the present utility model, the mating connector further includes: the row of cables are respectively and electrically connected to the row of matched terminals, the matched terminals comprise rear end parts with U-shaped cross sections, the rear end parts of the matched terminals are clamped on the cables, and the locking parts are abutted against the rear end surfaces of the rear end parts of the matched terminals.

According to another exemplary embodiment of the present utility model, a positioning groove having a semicircular cross section is formed on the locking part, and the cable is positioned in the positioning groove of the locking part; the front end face of the locking portion abuts against the rear end face of the rear end portion of the mating terminal.

According to another exemplary embodiment of the present utility model, the opposite side walls of the rear end portion of the mating housing are respectively formed with a locking groove on the inner side thereof, and the opposite side walls of the main body portion of the terminal locking piece are respectively formed with an elastic arm; a projection is formed on the resilient arm, the projection engaging with the card slot to lock the terminal lock to the mating housing.

According to another exemplary embodiment of the present utility model, a row of positioning grooves is formed on the body portion of the terminal locking piece, the positioning grooves being engaged with the partition ribs between the adjacent two terminal insertion holes.

According to another exemplary embodiment of the present utility model, a plurality of positioning tongues are formed on the body portion of the terminal locking member, and the positioning tongues are inserted into positioning slots on the mating housing.

According to another exemplary embodiment of the present utility model, the housing of the connector has a plurality of layers of inner cavities adjacent to each other in the height direction and a plurality of rows of terminals adjacent to each other in the height direction; the connector assembly includes a plurality of counter-connectors that are inserted into the multi-layered interior cavities of the connectors, respectively, to counter-mate with the connectors.

In the foregoing respective exemplary embodiments according to the present utility model, the vertical partition wall and the vertical partition plate that separate the adjacent two terminals are formed on the housing of the connector, so that the creepage distance between the adjacent two terminals can be increased without increasing the interval between the adjacent two terminals, so that the connector can be adapted to high voltages of 1000V or more.

Other objects and advantages of the present utility model will become apparent from the following description of the utility model with reference to the accompanying drawings, which provide a thorough understanding of the present utility model.

Drawings

Fig. 1 shows a schematic perspective view of a connector assembly according to an exemplary embodiment of the utility model;

FIG. 2 shows an exploded schematic view of a connector assembly according to an exemplary embodiment of the utility model;

FIG. 3 shows a vertical cross-sectional view of a connector assembly according to an exemplary embodiment of the utility model, as viewed from the rear side, wherein the connector and the counter-connector have been counter-mated together;

FIG. 4 shows a vertical cross-section of a connector assembly according to an exemplary embodiment of the utility model, as viewed from the rear side, wherein the connector and the counter-connector have not been counter-mated together;

FIG. 5 shows a vertical cross-section of a connector assembly according to an exemplary embodiment of the utility model, as viewed from the front side, wherein the connector and the counter connector have not been counter-mated together;

FIG. 6 shows a horizontal cross-sectional view of a connector assembly according to an exemplary embodiment of the utility model, wherein the connector and the counter-connector have been counter-mated together;

FIG. 7 shows a horizontal cross-sectional view of a connector assembly according to an exemplary embodiment of the utility model, wherein the connector and the counter connector have not been counter-mated together;

fig. 8 shows a schematic perspective view of a counter connector according to an exemplary embodiment of the present utility model, as seen from the bottom, wherein the terminal lock has been assembled to the counter housing;

fig. 9 shows a schematic perspective view of a counter connector according to an exemplary embodiment of the present utility model, as seen from the bottom, wherein the terminal lock has not yet been assembled to the counter housing;

fig. 10 shows a schematic perspective view of a terminal lock of a mating connector according to an exemplary embodiment of the present utility model;

fig. 11 shows a schematic perspective view of a terminal lock, a terminal and a cable of a counter connector according to an exemplary embodiment of the present utility model, as seen from the front side, wherein the terminal lock has not yet been abutted against the terminal;

fig. 12 shows a schematic perspective view of the terminal lock, the terminal and the cable of the counter connector as seen from the rear side, wherein the terminal lock has not yet been abutted against the terminal, according to an exemplary embodiment of the present utility model;

fig. 13 shows a schematic perspective view of a terminal lock of a counter connector, a terminal and a cable according to an exemplary embodiment of the present utility model, as seen from the front side, wherein the terminal lock has been abutted against the terminal;

fig. 14 shows a schematic perspective view of a connector assembly according to another exemplary embodiment of the utility model;

FIG. 15 shows an exploded schematic view of a connector assembly according to another exemplary embodiment of the utility model;

FIG. 16 shows a schematic cross-sectional view of a connector assembly according to another exemplary embodiment of the utility model, wherein the connector and the counter-connector have been counter-mated together;

fig. 17 shows a schematic cross-sectional view of a connector assembly according to another exemplary embodiment of the utility model, wherein the connector and the counter-connector have not been counter-mated together.

Detailed Description

The technical scheme of the utility model is further specifically described below through examples and with reference to the accompanying drawings. In the specification, the same or similar reference numerals denote the same or similar components. The following description of embodiments of the present utility model with reference to the accompanying drawings is intended to illustrate the general inventive concept and should not be taken as limiting the utility model.

Furthermore, in the following detailed description, for purposes of explanation, numerous specific details are set forth in order to provide a thorough understanding of the embodiments of the present disclosure. It may be evident, however, that one or more embodiments may be practiced without these specific details. In other instances, well-known structures and devices are shown in the drawings in order to simplify the drawings.

According to one general technical concept of the present utility model, a connector is provided. The connector includes: a housing having at least one layer of internal cavity; and at least one row of terminals respectively arranged in the at least one layer of inner cavity. The terminals include mating portions received in the cavities for mating with mating terminals of a mating connector and connecting portions extending from side walls of the housing for electrical connection to a circuit board. The housing includes a plurality of vertical partition walls formed in each layer of the inner cavity and a plurality of vertical partition plates formed on the outer sides of the side walls. The mating portions of adjacent two terminals in each row of terminals are separated by the vertical partition wall, and the connecting portions of adjacent two terminals in each row of terminals are separated by the vertical partition wall.

According to another general technical concept of the present utility model, a connector module is provided. The connector module includes: a circuit board; and the aforementioned connector mounted on the circuit board, terminals of the connector being electrically connected to the circuit board.

According to another general technical concept of the present utility model, a connector assembly is provided. The connector assembly includes: the aforementioned connector or the aforementioned connector module; and a mating connector inserted into an inner cavity of a housing of the connector to mate with the connector.

Fig. 1 shows a schematic perspective view of a connector assembly according to an exemplary embodiment of the utility model; FIG. 2 shows an exploded schematic view of a connector assembly according to an exemplary embodiment of the utility model; fig. 3 shows a vertical cross-section of a connector assembly according to an exemplary embodiment of the utility model, as seen from the rear side, wherein the connector 1 and the counter connector 2 have been counter-mated together; fig. 4 shows a vertical cross-section of the connector assembly according to an exemplary embodiment of the utility model, as seen from the rear side, wherein the connector 1 and the counter connector 2 have not been counter-mated together.

As shown in fig. 1 to 4, in an exemplary embodiment of the present utility model, a connector 1 is disclosed. The connector 1 includes: a housing 11 and a row of terminals 12. The housing 11 has an inner cavity 101. A row of terminals 12 are disposed in the interior cavity 101 of the housing 11. The terminals 12 include mating portions 121 accommodated in the inner cavity 101 for mating with the mating terminals 22 of the mating connector 2 and connecting portions 122 extending from the side walls of the housing 11 for electrical connection to the circuit board 10. The housing 11 includes a plurality of vertical partition walls 115 formed in each layer of the inner cavity 101 and a plurality of vertical partition plates 116 formed on the outer sides of the side walls. The mating portions 121 of adjacent two terminals 12 in each row of terminals 12 are separated by a vertical partition wall 115, and the connecting portions 122 of adjacent two terminals 12 in each row of terminals 12 are separated by a vertical partition wall 116.

As shown in fig. 1 to 4, in the illustrated embodiment, since the vertical partition wall 115 and the vertical partition plate 116 that separate the adjacent two terminals 12 are formed on the housing 11 of the connector 1, the creepage distance between the adjacent two terminals 12 can be increased without increasing the interval between the adjacent two terminals 12, so that the connector 1 can be applied to high voltages of 1000V or more. For example, in the illustrated embodiment, the connector 1 is a high voltage connector suitable for voltages above 1000V, and the spacing between adjacent two terminals 12 in a row of terminals 12 is no more than 3.5mm.

Fig. 5 shows a vertical cross-section of a connector assembly according to an exemplary embodiment of the utility model, as seen from the front side, wherein the connector 1 and the counter connector 2 have not been counter-mated together; fig. 6 shows a horizontal cross-section of a connector assembly according to an exemplary embodiment of the utility model, wherein the connector 1 and the counter connector 2 have been counter-mated together; fig. 7 shows a horizontal cross-section of a connector assembly according to an exemplary embodiment of the utility model, wherein the connector 1 and the counter connector 2 have not been counter-mated together.

As shown in fig. 1 to 7, in the illustrated embodiment, a plugging portion 116a is formed at the bottom of the vertical partition plate 116, and the plugging portion 116a is for plugging into the slot 106 on the circuit board 10.

As shown in fig. 1 to 7, in the illustrated embodiment, the housing 11 includes a top wall 111 and a bottom wall 112 opposed in the height direction Z, two side walls 113 opposed in the lateral direction X, and rear and front side walls 114 opposed in the longitudinal direction Y. The plurality of vertical partition walls 115 are arranged in a row along the lateral direction X, and the plurality of vertical partition walls 116 are arranged in a row along the lateral direction X. A plurality of vertical partition plates 116 are connected to the outside of the front side wall 114 of the housing 11, and connection portions 122 of the terminals 12 extend from the front side wall 114 of the housing 11.

As shown in fig. 1-7, in the illustrated embodiment, the connection portion 122 of any one of the terminals 12 in each row of terminals 12 is located between adjacent two of the vertical separation plates 116. The thickness of the outermost two vertical separation plates 116 of one row of vertical separation plates 116 is greater than the thickness of the other vertical separation plates 116 to prevent the thinner vertical separation plates 116 from being damaged by external force.

As shown in fig. 1 to 7, in the illustrated embodiment, locking projections 113a are formed on the inner sides of the left and right opposite side walls 113 of the inner cavity 101 of each layer of the housing 11, respectively, the locking projections 113a being for locking to the mating housing 21 of the mating connector 2 to lock the mating housing 21 inserted into the inner cavity 101 of the housing 11 in the inner cavity 101.

As shown in fig. 1 to 7, in the illustrated embodiment, the terminal 12 further includes a fixing portion 123 located between the mating portion 121 and the connecting portion 122, the fixing portion 123 being fixed into the front side wall 114 of the housing 11.

As shown in fig. 1 to 7, in the illustrated embodiment, the connector further includes a pair of solder pins 14, the pair of solder pins 14 being mounted on left and right opposite side walls 113 of the housing 11, respectively. The pair of solder tails 14 and the connecting portion 122 of the terminal 12 are adapted to be surface-mounted soldered to the circuit board 10.

As shown in fig. 1-7, in the illustrated embodiment, the housing 11 has a single layer interior cavity 101 with a vertical dividing wall 115 connected between the top wall 111 and the bottom wall 112 of the housing 11.

In another exemplary embodiment of the present utility model, as shown in fig. 1 to 7, a connector module is also disclosed. The connector module includes: a circuit board 10 and a connector 1. The connector 1 is mounted on the circuit board 10, and the terminals 12 of the connector 1 are electrically connected to the circuit board 10.

As shown in fig. 1 to 7, in the illustrated embodiment, a row of slots 106 is formed on the circuit board 10, and the insertion portions 116a of a row of vertical partition plates 116 on the housing 11 of the connector 1 are respectively inserted into the row of slots 106.

In another exemplary embodiment of the present utility model, as shown in fig. 1-7, a connector assembly is also disclosed. The connector assembly mainly comprises: the aforementioned connector 1 or the aforementioned connector module, and the counter-connector 2. The counter connector 2 is inserted into the inner cavity 101 of the housing 11 of the connector 1 to be counter-fitted with the connector 1.

As shown in fig. 1 to 7, in the illustrated embodiment, the counter connector 2 includes: a mating housing 21 and a row of mating terminals 22. The mating housing 21 is adapted to mate with the housing 11 of the connector and is formed with a row of terminal insertion holes 201. A row of mating terminals 22 are respectively inserted into a row of terminal insertion holes 201 of the mating housing 21. The mating housing 21 includes a front end 210 inserted into the cavity 101 of the housing 11, and the mating portion 121 of the terminal 12 of the connector mates with the mating terminal 22 inserted into the cavity 101.

As shown in fig. 1 to 7, in the illustrated embodiment, a row of partition grooves 211 is formed on the front end portion 210 of the mating housing 21, and a row of vertical partition walls 115 in the inner cavity 101 of the housing are respectively inserted into the row of partition grooves 211 of the mating housing 21.

As shown in fig. 1 to 7, in the illustrated embodiment, elastic snaps 24 are formed on the outer sides of the left and right opposite side walls of the front end portion 210 of the mating housing 21, respectively, the elastic snaps 24 being engaged with locking projections 113a in the inner cavity 101 of the housing 11 to lock the connector 1 and the mating connector 2 together.

As shown in fig. 1 to 7, in the illustrated embodiment, the elastic clasp 24 comprises: cantilever portion 24a and boss portion 24b. One end of the cantilever portion 24a is connected to the counter housing 21. The boss 24b is formed on the cantilever portion 24 a. The boss 24b on the resilient catch 24 engages with the locking projection 113a in the interior cavity 101 of the housing 11.

Fig. 8 shows a schematic perspective view of the counter connector 2 according to an exemplary embodiment of the present utility model, as seen from the bottom, wherein the terminal lock 23 has been assembled to the counter housing 21; fig. 9 shows a schematic perspective view of the counter connector 2 as seen from the bottom, according to an exemplary embodiment of the present utility model, wherein the terminal lock 23 has not been assembled to the counter housing 21; fig. 10 shows a schematic perspective view of the terminal locking piece 23 of the counter connector 2 according to an exemplary embodiment of the present utility model; fig. 11 shows a schematic perspective view of the terminal lock 23, the terminal 22 and the cable 20 of the counter connector 2 as seen from the front side, according to an exemplary embodiment of the present utility model, wherein the terminal lock 23 has not yet been abutted onto the terminal 22; fig. 12 shows a schematic perspective view of the terminal lock 23, the terminal 22 and the cable 20 of the counter connector 2 as seen from the rear side, according to an exemplary embodiment of the present utility model, wherein the terminal lock 23 has not yet been abutted onto the terminal 22; fig. 13 shows a schematic perspective view of the terminal lock 23, the terminal 22 and the cable 20 of the counter connector as seen from the front side, wherein the terminal lock 23 has been abutted onto the terminal 22, according to an exemplary embodiment of the present utility model;

as shown in fig. 1 to 13, in the illustrated embodiment, the mating connector 2 further includes a terminal locking piece 23, the terminal locking piece 23 being mounted on the mating housing 21 for locking a row of the mating terminals 22 in the mating housing 21.

As shown in fig. 1 to 13, in the illustrated embodiment, a mounting port 202 is formed on a bottom wall of a rear end portion of the mating housing 21, the mounting port 202 communicating with a row of terminal insertion holes 201. The terminal lock 23 includes: a main body portion 230 and a locking portion 233. The body 230 is plate-shaped and is mounted in the mounting port 202 of the mating housing 21. The locking portion 233 is connected to the main body portion 230 for abutting on the mating terminal 22 to lock the mating terminal 22 in the terminal insertion hole 201.

As shown in fig. 1 to 13, in the illustrated embodiment, the mating connector 2 further includes a row of cables 20, and the row of cables 20 are electrically connected to a row of mating terminals 22, respectively. In the illustrated embodiment, the counter terminal 22 is crimped to the cable 20. The mating terminal 22 includes a rear end portion 221 having a U-shaped cross section, the rear end portion 221 of the mating terminal 22 is caught on the cable 20, and the locking portion 233 abuts against a rear end surface 221a of the rear end portion 221 of the mating terminal 22.

As shown in fig. 1 to 13, in the illustrated embodiment, a positioning groove 234 having a semicircular cross section is formed on the locking portion 233, and the cable 20 is positioned in the positioning groove 234 of the locking portion 233. The front end surface 233a of the lock portion 233 abuts against the rear end surface 221a of the rear end portion 221 of the mating terminal 22.

As shown in fig. 1 to 13, in the illustrated embodiment, the snap grooves 203 are formed respectively inside the left and right opposite side walls of the rear end portion of the mating housing 21, the elastic arms 231 are formed respectively on the left and right opposite sides of the main body portion 230 of the terminal lock member 23, the projections 231a are formed on the elastic arms 231, and the projections 231a are engaged with the snap grooves 203 to lock the terminal lock member 23 to the mating housing 21.

As shown in fig. 1 to 13, in the illustrated embodiment, a row of positioning grooves 232 are formed on the main body portion 230 of the terminal lock member 23, and the positioning grooves 232 are engaged with the partition ribs 212 between the adjacent two terminal insertion holes 201.

As shown in fig. 1 to 13, in the illustrated embodiment, a plurality of positioning tongues 235 are formed on the main body portion 230 of the terminal lock member 23, and the positioning tongues 235 are inserted into the positioning slots 215 on the mating housing 21.

Fig. 14 shows a schematic perspective view of a connector assembly according to another exemplary embodiment of the utility model; FIG. 15 shows an exploded schematic view of a connector assembly according to another exemplary embodiment of the utility model; fig. 16 shows a schematic cross-sectional view of a connector assembly according to another exemplary embodiment of the utility model, wherein the connector 1 and the counter connector 2 have been counter-mated together; fig. 17 shows a schematic cross-sectional view of a connector assembly according to another exemplary embodiment of the utility model, wherein the connector 1 and the counter connector 2 have not been counter-mated together.

The main difference between the connector assembly shown in fig. 14-17 and the connector assembly shown in fig. 1-13 is the number of layers of the inner cavity 101 in the housing 11 of the connector 1. Other technical features of the connector assembly shown in fig. 14-17 are substantially the same as the connector assembly shown in fig. 1-13, and reference may be made to the connector assembly shown in fig. 1-13.

As shown in fig. 14 to 17, in the illustrated embodiment, the housing 11 of the connector 1 has a plurality of layers of inner cavities 101 adjacent to each other in the height direction Z and a plurality of rows of terminals 12 adjacent to each other in the height direction Z. The housing 11 includes a horizontal partition wall 117 that separates the adjacent two layers of the inner cavities 101 such that the mating portions 121 of the adjacent two rows of terminals 12 are separated by the horizontal partition wall 117.

As shown in fig. 14-17, in the illustrated embodiment, a vertical partition wall 115 in the topmost one of the multi-layered lumens 101 is connected between the top wall 111 and the horizontal partition wall 117 of the housing 11. The vertical partition wall 115 in the lowermost interior chamber 101 of the multi-layered interior chamber 101 is connected between the bottom wall 112 and the horizontal partition wall 117 of the housing 11.

As shown in fig. 14 to 17, in the illustrated embodiment, the housing 11 of the connector has a plurality of layers of inner cavities 101 adjacent to each other in the height direction Z and a plurality of rows of terminals 12 adjacent to each other in the height direction Z. The connector assembly includes a plurality of counter-connectors 2, and the plurality of counter-connectors 2 are inserted into the multi-layered inner cavities 101 of the connectors, respectively, to be counter-matched with the connector 1.

It will be appreciated by those skilled in the art that the above-described embodiments are exemplary and that modifications may be made to the embodiments described in various embodiments without structural or conceptual aspects and that these variations may be resorted to without departing from the scope of the utility model.

Although the present utility model has been described with reference to the accompanying drawings, the examples disclosed in the drawings are intended to illustrate preferred embodiments of the utility model and are not to be construed as limiting the utility model.

Although a few embodiments of the present general inventive concept have been shown and described, it would be appreciated by those skilled in the art that changes may be made in these embodiments without departing from the principles and spirit of the general inventive concept, the scope of which is defined in the claims and their equivalents.

It should be noted that the word "comprising" does not exclude other elements or steps, and that the word "a" or "an" does not exclude a plurality. In addition, any element numbers of the claims should not be construed as limiting the scope of the utility model.

Claims (26)

1. A connector, comprising:

a housing (11) having at least one layer of internal cavity (101); and

at least one row of terminals (12) respectively arranged in the at least one layer of inner cavities (101),

the terminal (12) comprises a mating part (121) accommodated in the inner cavity (101) for mating with a mating terminal (22) of a mating connector (2) and a connecting part (122) extending from a side wall of the housing (11) for electrically connecting to a circuit board (10),

the housing (11) includes a plurality of vertical partition walls (115) formed in each layer of the inner cavity (101) and a plurality of vertical partition plates (116) formed on the outer sides of the side walls,

the mating portions (121) of adjacent two terminals (12) in each row of terminals (12) are separated by the vertical partition wall (115), and the connecting portions (122) of adjacent two terminals (12) in each row of terminals (12) are separated by the vertical partition wall (116).

2. The connector according to claim 1, wherein:

a plug-in part (116 a) is formed at the bottom of the vertical separation plate (116), and the plug-in part (116 a) is used for being plugged into a slot (106) on the circuit board (10).

3. The connector according to claim 2, wherein:

the housing (11) comprises a top wall (111) and a bottom wall (112) opposite in the height direction (Z), two side walls (113) opposite in the transverse direction (X) and rear and front side walls (114) opposite in the longitudinal direction (Y);

-said plurality of vertical separation walls (115) are arranged in a row along said transversal direction (X), -said plurality of vertical separation walls (116) are arranged in a row along said transversal direction (X);

the plurality of vertical partition plates (116) are connected to the outside of the front side wall (114) of the housing (11), and the connection portions (122) of the terminals (12) extend from the front side wall (114) of the housing (11).

4. A connector according to claim 3, wherein:

the connection portion (122) of any one terminal (12) of each row of terminals (12) is located between two adjacent vertical separation plates (116);

the thickness of the outermost two vertical separation plates (116) in one row of vertical separation plates (116) is larger than that of the other vertical separation plates (116), so that the vertical separation plates (116) with smaller thickness are prevented from being damaged under the action of external force.

5. A connector according to claim 3, wherein:

locking projections (113 a) for locking to a mating housing (21) of a mating connector (2) to lock the mating housing (21) inserted into an inner cavity (101) of the housing (11) in the inner cavity (101) are formed on inner sides of left and right opposite side walls (113) of each layer of the inner cavity (101), respectively.

6. A connector according to claim 3, wherein:

the terminal (12) further includes a fixing portion (123) located between the mating portion (121) and the connecting portion (122), the fixing portion (123) being fixed into the front side wall (114) of the housing (11).

7. A connector according to claim 3, further comprising:

a pair of welding pins (14) respectively arranged on the left and right opposite side walls (113) of the shell (11),

the pair of solder tails (14) and the connecting portion (122) of the terminal (12) are adapted to be soldered to the circuit board (10) in a surface mount manner.

8. The connector according to any one of claims 1-7, wherein:

the housing (11) has a single-layer interior cavity (101), the vertical partition wall (115) being connected between a top wall (111) and a bottom wall (112) of the housing (11).

9. The connector according to any one of claims 1-7, wherein:

the housing (11) has a plurality of layers of inner cavities (101) adjacent to each other in the height direction (Z) and a plurality of rows of terminals (12) adjacent to each other in the height direction (Z);

the housing (11) includes a horizontal partition wall (117) that separates adjacent two layers of the inner cavities (101) such that mating portions (121) of adjacent two rows of terminals (12) are separated by the horizontal partition wall (117).

10. The connector of claim 9, wherein:

a vertical partition wall (115) in the topmost one (101) of the multi-layer lumens (101) is connected between a top wall (111) and a horizontal partition wall (117) of the housing (11);

a vertical partition wall (115) in the lowermost lumen (101) of the multiple-layered lumens (101) is connected between a bottom wall (112) of the housing (11) and a horizontal partition wall (117).

11. The connector according to claim 1, wherein:

the connector (1) is a high voltage connector suitable for voltages above 1000V, and the spacing between two adjacent terminals (12) in each row of terminals (12) is not more than 3.5mm.

12. A connector module, comprising:

a circuit board (10); and

the connector (1) of any one of claims 1-11, being mounted on the circuit board (10),

the terminals (12) of the connector (1) are electrically connected to the circuit board (10).

13. The connector module of claim 12, wherein:

a row of slots (106) is formed on the circuit board (10), and insertion portions (116 a) of a row of vertical partition plates (116) on the housing (11) of the connector (1) are respectively inserted into the row of slots (106).

14. A connector assembly, comprising:

the connector (1) of any one of claims 1-11 or the connector module of claim 12 or 13; and

a mating connector (2) is inserted into an inner cavity (101) of a housing (11) of the connector (1) to mate with the connector (1).

15. The connector assembly of claim 14, wherein:

the mating connector (2) includes:

a mating housing (21) adapted to mate with the housing (11) of the connector and formed with a row of terminal insertion holes (201); and

a row of mating terminals (22) respectively inserted into a row of terminal insertion holes (201) of the mating housing (21),

the mating housing (21) includes a front end portion (210) inserted into an inner cavity (101) of the housing (11), and a mating portion (121) of a terminal (12) of the connector is mated with a mating terminal (22) inserted into the inner cavity (101).

16. The connector assembly of claim 15, wherein:

a row of separation grooves (211) is formed on the front end (210) of the matching shell (21), and a row of vertical separation walls (115) in the inner cavity (101) of the shell are respectively inserted into the row of separation grooves (211) of the matching shell (21).

17. The connector assembly of claim 15, wherein:

elastic snaps (24) are formed on outer sides of left and right opposite side walls of a front end portion (210) of the mating housing (21), respectively, and the elastic snaps (24) are engaged with locking projections (113 a) in an inner cavity (101) of the housing (11) to lock the connector (1) and the mating connector (2) together.

18. The connector assembly of claim 17, wherein:

the elastic clasp (24) comprises:

a cantilever portion (24 a) having one end connected to the mating housing (21); and

a boss (24 b) formed on the cantilever portion (24 a),

a boss (24 b) on the resilient catch (24) engages a locking protrusion (113 a) in the interior cavity (101) of the housing (11).

19. The connector assembly of claim 15, wherein:

the counter connector (2) further comprises:

and a terminal locking member (23) mounted on the mating housing (21) for locking the row of mating terminals (22) in the mating housing (21).

20. The connector assembly of claim 19, wherein:

a mounting port (202) is formed in a bottom wall of the rear end portion of the mating housing (21), the mounting port (202) communicating with the row of terminal insertion holes (201);

the terminal lock (23) includes:

a body part (230) which is plate-shaped and is mounted in a mounting opening (202) of the mating housing (21); and

a locking portion (233) connected to the main body portion (230) for abutting on the mating terminal (22) to lock the mating terminal (22) in the terminal insertion hole (201).

21. The connector assembly of claim 20, wherein:

the counter connector (2) further comprises:

a row of cables (20) respectively electrically connected to the row of paired terminals (22), wherein the paired terminals (22) comprise rear end parts (221) with U-shaped cross sections, the rear end parts (221) of the paired terminals (22) are clamped on the cables (20), and the locking parts (233) are abutted against the rear end surfaces (221 a) of the rear end parts (221) of the paired terminals (22).

22. The connector assembly of claim 21, wherein:

a positioning groove (234) having a semicircular cross section is formed on the locking portion (233), and the cable (20) is positioned in the positioning groove (234) of the locking portion (233);

a front end surface (233 a) of the locking portion (233) abuts against a rear end surface (221 a) of a rear end portion (221) of the mating terminal (22).

23. The connector assembly of claim 20, wherein:

clamping grooves (203) are respectively formed on the inner sides of the left and right opposite side walls of the rear end part of the matching shell (21), and elastic arms (231) are respectively formed on the left and right opposite sides of the main body part (230) of the terminal locking piece (23);

a projection (231 a) is formed on the elastic arm (231), and the projection (231 a) is engaged with the card slot (203) to lock the terminal locking piece (23) to the mating housing (21).

24. The connector assembly of claim 20, wherein:

a row of positioning grooves (232) are formed on the main body part (230) of the terminal locking piece (23), and the positioning grooves (232) are matched with the separation ribs (212) between two adjacent terminal jacks (201).

25. The connector assembly of claim 24, wherein:

a plurality of positioning tongues (235) are formed on the main body portion (230) of the terminal locking member (23), and the positioning tongues (235) are inserted into positioning slots (215) on the mating housing (21).

26. The connector assembly of any one of claims 14-25, wherein:

the housing (11) of the connector has a plurality of layers of inner cavities (101) adjacent to each other in the height direction (Z) and a plurality of rows of terminals (12) adjacent to each other in the height direction (Z);

the connector assembly comprises a plurality of counter-connectors (2), and the counter-connectors (2) are respectively inserted into the multi-layer inner cavities (101) of the connectors so as to be in counter-fit with the connectors (1).