Connector core assembly, connector, and connector assembly

Abstract

To provide a connector that performs a transmission of a power, a signal, and a data in a small space.SOLUTION: A connector core assembly comprises: a core body 1 in which a power terminal hole, a signal terminal hole, a grounding terminal hole, and a data module hole are formed; a power terminal 2 that is provided in the power terminal hole; a signal terminal 3 that is provided in the signal terminal hole; a grounding terminal 4 that is provided in the grounding terminal hole; and a data module 5 that is provided in the data module hole. The data module 5 comprises: a shielding shell; an insulator that is installed in the shielding shell; and a plurality of data terminals that is provided in the insulator. The shielding shell isolates the plurality of data terminals from the power terminal 2, the signal terminal 3, and the grounding terminal 4. Therefore, the present invention does not require any other data connector, thereby, a cost can be reduced, a volume is reduced, and an availability can be improved.SELECTED DRAWING: Figure 1

Description

[Technical field]

[0001] CROSS-REFERENCE TO RELATED APPLICATIONS This application claims the benefit of Chinese Patent Application No. CN202311598270.2, filed on November 27, 2023 in the State Intellectual Property Office of the People's Republic of China, the entire disclosure of which is incorporated herein by reference.

[0002] The present invention relates to a connector core assembly, a connector including a connector core assembly, and a connector assembly including a connector. [Background technology]

[0003] With the rapid development of industrial equipment such as industrial robots and industrial servo motors, miniaturization and integration have become inevitable trends in technological development. As an important part of electrical equipment input and output, miniaturization and integration of electrical connectors are inevitable trends in simultaneously providing the transmission of power, signals, and data in a small space. In the prior art, electrical connectors usually only integrate power terminals and signal terminals without terminals for transmitting data (such as terminals for transmitting Cat5 data). Therefore, in the prior art, a separate data connector needs to be provided, which may result in increased cost, increased volume, and inconvenience in use. Summary of the Invention [Problem to be solved by the invention]

[0004] SUMMARY OF THE PRESENT EMBODIMENT The present invention has been made to overcome or alleviate at least one aspect of the above-mentioned disadvantages. [Means for solving the problem]

[0005] According to one aspect of the present invention, there is provided a connector core assembly. The connector core assembly includes a core body in which a power terminal hole, a signal terminal hole, a ground terminal hole, and a data module hole are formed, a power terminal provided in the power terminal hole, a signal terminal provided in the signal terminal hole, a ground terminal provided in the ground terminal hole, and a data module provided in the data module hole. The data module includes a shield shell, an insulator attached to the shield shell, and a plurality of data terminals provided in the insulator. The shield shell isolates the plurality of data terminals from the power terminal, the signal terminal, and the ground terminal.

[0006] According to an exemplary embodiment of the present invention, a plurality of data terminals are used to transmit Ethernet data.

[0007] In accordance with another exemplary embodiment of the present invention, the insulator comprises a cylindrical body having a plurality of outwardly opening receiving slots formed in an outer circumferential surface of the body, the plurality of receiving slots extending axially along the body and spaced apart circumferentially about the body, and a plurality of data terminals disposed in the plurality of receiving slots, respectively.

[0008] According to another exemplary embodiment of the present invention, a C-shaped snap ring portion is formed in the receiving slot and a snap slot is formed in the data terminal, and the C-shaped snap ring portion snaps into the snap slot in the data terminal to retain the data terminal in the receiving slot.

[0009] According to another exemplary embodiment of the present invention, the data module further comprises an insulating sleeve attached to the body of the insulator, the peripheral wall of the insulating sleeve being used to abut against the data terminal and retain the data terminal in the receiving slot of the insulator.

[0010] According to another exemplary embodiment of the present invention, an engagement protrusion is formed on an outer surface of the rear end of the body of the insulator and an engagement recess is formed on the rear end of the peripheral wall of the insulating sleeve, the engagement protrusion engaging the engagement recess to lock the insulating sleeve to the insulator.

[0011] According to another exemplary embodiment of the present invention, a front end wall of the insulating sleeve is pressed against a front end surface of the body of the insulator, and a through hole is formed in the front end wall of the insulating sleeve to allow the data terminal to pass therethrough, and a front end of the data terminal extends from the through hole in the front end wall of the insulating sleeve to mate with a mating data terminal.

[0012] According to another exemplary embodiment of the present invention, an axially extending guide rib separating two adjacent receiving slots is formed on the body of the insulator, and an axially extending guide slot is formed on the inner surface of the peripheral wall of the insulating sleeve, the guide rib cooperating with the guide slot to guide the body for insertion into the insulating sleeve.

[0013] According to another exemplary embodiment of the present invention, the insulator further includes a connection leg extending rearward from the rear end of the main body and a limiting protrusion formed at the end of the connection leg, the limiting protrusion being positioned outside the shield shell, and one side of the limiting protrusion being pressed against a limiting step inside the data module hole to axially position the data module.

[0014] According to another exemplary embodiment of the present invention, the connector core assembly further includes an end cover installed at the rear end of the core body and having a plurality of through holes formed therein corresponding to the power terminal hole, the signal terminal hole, the ground terminal hole, and the data module hole, and the end cover includes a cover plate for abutting the rear end surface of the core body and a data module stop arm connected to the cover plate, and the data module stop arm extends into the data module hole and abuts against the other side of the limiting protrusion of the data module to prevent the data module from being pulled out of the data module hole.

[0015] According to another exemplary embodiment of the present invention, an avoidance slot extending along the axial direction is formed in the peripheral wall of the rear end of the shielding shell, and a root portion of the limiting protrusion connected to the connecting leg cooperates with the avoidance slot to guide the insulator to be inserted into the shielding shell.

[0016] According to another exemplary embodiment of the present invention, a plurality of dividing slits extending along the axial direction are formed in the peripheral wall of the front end portion of the shield shell, and the plurality of dividing slits are spaced apart in the circumferential direction of the shield shell, so that the peripheral wall of the front end portion of the shield shell can elastically deform in the radial direction to form electrical contact with an inserted mating shield shell.

[0017] According to another exemplary embodiment of the present invention, the data module further comprises a support sleeve and a crimping ring attached to a rear end of the support sleeve, the crimping ring being used to connect a shielding layer of a data cable to the rear end of the support sleeve, the front end of the support sleeve being inserted into the rear end of the shielding shell.

[0018] According to another exemplary embodiment of the present invention, the data module further comprises a locking sleeve attached to the support sleeve and the crimp ring, a first step formed on an inner peripheral surface of the locking sleeve and a second step formed on an outer peripheral surface of the support sleeve, the first step and the second step abutting axial ends of the crimp ring, respectively, to axially position the crimp ring.

[0019] According to another exemplary embodiment of the present invention, a first protrusion is formed on an outer peripheral surface of a rear end of the shield shell, and a second protrusion is formed on an inner peripheral surface of a front end of the locking sleeve, the rear end of the shield shell is inserted into the front end of the locking sleeve, and the first protrusion engages with the second protrusion to connect the shield shell to the locking sleeve.

[0020] According to another exemplary embodiment of the present invention, the ground terminal includes a mating portion disposed at one end of the ground terminal for mating with a mating ground terminal, a connecting portion disposed at the other end of the ground terminal for electrical connection to a ground wire, and a block portion disposed between the mating portion and the connecting portion and adapted to be fixed in the ground terminal hole, the cross section of the block portion being horseshoe-shaped, and the ground terminal hole cooperating with the block portion to position the block portion.

[0021] According to another exemplary embodiment of the present invention, a first snap slot is formed in the block portion, a second snap slot is formed in the inner wall surface of the ground terminal hole, the first snap slot and the second snap slot form a C-shaped snap slot, and the connector core assembly further includes a C-shaped holder that is inserted into the C-shaped snap slot composed of the first snap slot and the second snap slot to axially position the ground terminal.

[0022] According to another exemplary embodiment of the present invention, a radial flange is formed on the power terminal, one side of the radial flange is pressed against an inner step of the power terminal hole to axially position the power terminal, and the end cover further comprises a power terminal stop arm connected to the cover plate, the power terminal stop arm extending into the power terminal hole and abutting the other side of the radial flange to prevent the power terminal from being pulled out of the power terminal hole.

[0023] According to another exemplary embodiment of the present invention, the power terminal stop arm includes a straight arm portion connected at one end to the cover plate and extending from the cover plate along the axial direction of the core body, and an inclined arm portion connected at the other end to the straight arm portion and extending obliquely relative to the axial direction, the end of the inclined arm portion being pressed against a radial flange of the power terminal.

[0024] According to another exemplary embodiment of the present invention, a resilient locking component is attached to the signal terminal, and the resilient locking component presses against an inner shoulder of the signal terminal hole to prevent the signal terminal from being pulled out of the signal terminal hole.

[0025] According to another exemplary embodiment of the present invention, the end cover further comprises a buckle connected to a side edge of the cover plate, a slot hole formed in the buckle and a protrusion formed on an outer surface of the rear end of the core body, the protrusion engaging with the slot hole of the buckle to secure the end cover to the rear end of the core body.

[0026] According to another exemplary embodiment of the present invention, the end cover further comprises a plurality of engagement posts protruding from an inner surface of the cover plate, and a plurality of engagement holes are formed in the rear end surface of the core body, and the plurality of engagement posts are respectively inserted into the plurality of engagement holes by an interference fit to increase the engagement force between the end cover and the core body.

[0027] According to another exemplary embodiment of the present invention, a connector core assembly includes four power terminals, four signal terminals, one ground terminal, and one data module, where the four power terminals, the four signal terminals, and the one ground terminal are arranged around the data module, and the data module includes six data terminals.

[0028] According to another aspect of the present invention, there is provided a connector comprising a connector housing and the above-mentioned connector core assembly inserted into the connector housing.

[0029] According to an exemplary embodiment of the present invention, a sealing ring mounting groove is formed on an outer surface of the core body, and the connector further includes a first sealing ring mounted in the sealing ring mounting groove, and the first sealing ring is radially compressed between the connector housing and the core body to achieve a seal between the connector housing and the core body.

[0030] According to another exemplary embodiment of the present invention, a screw hole is formed in the ground terminal and a connection hole is formed in the connector housing, the connector further comprising a threaded connection part that passes through the connection hole and is threaded into the screw hole to secure the connector core assembly to the connector housing.

[0031] According to another exemplary embodiment of the present invention, the connector further comprises a second sealing ring attached to the threaded connection part, the second sealing ring being compressed between the head of the threaded connection part and the connector housing and surrounding the opening of the connection hole to seal the connection hole.

[0032] According to another aspect of the present invention, there is provided a connector assembly comprising the connector described above and a mating connector adapted to mate with the connector.

[0033] According to an exemplary embodiment of the present invention, the connector is a male connector and the mating connector is a female connector, or the connector is a female connector and the mating connector is a male connector.

[0034] In the above exemplary embodiment of the present invention, the connector not only integrates the power terminal, the signal terminal and the ground terminal, but also integrates the data module for transmitting data. Therefore, the connector of the present invention can simultaneously realize the transmission of power, signal and data, and has the functions of good grounding and electromagnetic shielding. Therefore, the present invention does not need a separate data connector, which reduces the cost, reduces the volume and improves the usability.

[0035] The above and other features of the present invention will become more apparent from the detailed description of illustrative embodiments thereof, taken in conjunction with the accompanying drawings. [Brief description of the drawings]

[0036] [Figure 1] FIG. 2 is an illustrative perspective view of a connector core assembly according to an exemplary embodiment of the present invention as viewed from the front. [Diagram 2] FIG. 2 is an illustrative perspective view of a connector core assembly according to an exemplary embodiment of the present invention as viewed from one side. [Diagram 3] 1 is an illustrative exploded view of a connector core assembly according to an exemplary embodiment of the present invention as viewed from the rear. FIG. [Figure 4] 1 is an illustrative exploded view of a connector core assembly according to an exemplary embodiment of the present invention, as viewed from the front. [Diagram 5] FIG. 2 is a diagrammatic perspective view of a connector core assembly according to an exemplary embodiment of the present invention, viewed from one side, showing a C-shaped holder and a threaded connection part for fixing a ground terminal; [Figure 6] FIG. 2 is a diagrammatic perspective view of a core body of a connector core assembly according to an exemplary embodiment of the present invention as viewed from one side. [Figure 7] FIG. 2 is a diagrammatic perspective view of a core body of a connector core assembly according to an exemplary embodiment of the present invention, as viewed from the rear. [Figure 8] FIG. 2 is an illustrative perspective view of a connector core assembly with the core body removed in accordance with an exemplary embodiment of the present invention; [Figure 9] FIG. 2 is an illustrative assembly view of an end cover and a data module of a connector core assembly according to an exemplary embodiment of the present invention. [Figure 10] FIG. 2 is an illustrative exploded view of an end cover and a data module of a connector core assembly according to an exemplary embodiment of the present invention. [Figure 11] FIG. 2 is a diagrammatic perspective view of a signal terminal of a connector core assembly according to an exemplary embodiment of the present invention; [Figure 12] FIG. 2 is a diagrammatic perspective view of a ground terminal of a connector core assembly according to an exemplary embodiment of the present invention; [Figure 13] FIG. 2 is a diagrammatic perspective view of a data module of a connector core assembly according to an exemplary embodiment of the present invention. [Figure 14] 1 is an axial cross-sectional view of a data module of a connector core assembly according to an exemplary embodiment of the present invention. FIG. [Figure 15] FIG. 2 is an illustration of an exploded view of a data module of a connector core assembly in accordance with an exemplary embodiment of the present invention. [Figure 16] FIG. 2 is a diagrammatic perspective view of an insulator, insulating sleeve, and data terminal of a data module of a connector core assembly in accordance with an exemplary embodiment of the present invention, as viewed from the front. [Figure 17] 1 is a diagrammatic perspective view of an insulator, insulating sleeve, and data terminal of a data module of a connector core assembly in accordance with an exemplary embodiment of the present invention, as viewed from the rear; FIG. DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS

[0037] Exemplary embodiments of the present disclosure will be described in detail below with reference to the accompanying drawings. In the drawings, like reference numerals refer to like elements. However, the present disclosure may be implemented in many different forms and should not be construed as being limited to the embodiments described herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of the present disclosure to those skilled in the art.

[0038] In the following detailed description, for purposes of explanation, numerous specific details are set forth in order to provide a thorough understanding of the disclosed embodiments. However, it will be apparent that one or more embodiments may be practiced without these specific details. In other instances, well-known structures and devices are shown in schematic form to simplify the drawings.

[0039] According to a general concept of the present invention, there is provided a connector core assembly. The connector core assembly includes a core body having a power terminal hole, a signal terminal hole, a ground terminal hole, and a data module hole formed therein, a power terminal provided in the power terminal hole, a signal terminal provided in the signal terminal hole, a ground terminal provided in the ground terminal hole, and a data module provided in the data module hole. The data module includes a shield shell, an insulator attached to the shield shell, and a plurality of data terminals provided in the insulator. The shield shell isolates the plurality of data terminals from the power terminals, the signal terminals, and the ground terminals.

[0040] According to another general aspect of the present invention, there is provided a connector comprising a connector housing and the above-described connector core assembly inserted into the connector housing.

[0041] According to another general aspect of the present invention, there is provided a connector assembly comprising the connector described above and a mating connector adapted to mate with the connector.

[0042] FIG. 1 shows an illustrative perspective view of a connector core assembly according to an exemplary embodiment of the present invention, as viewed from the front. FIG. 2 shows an illustrative perspective view of a connector core assembly according to an exemplary embodiment of the present invention, as viewed from one side. FIG. 3 shows an illustrative exploded view of a connector core assembly according to an exemplary embodiment of the present invention, as viewed from the rear. FIG. 4 shows an illustrative exploded view of a connector core assembly according to an exemplary embodiment of the present invention, as viewed from the front. FIG. 13 shows an illustrative perspective view of a data module 5 of a connector core assembly according to an exemplary embodiment of the present invention. FIG. 14 shows an axial cross-sectional view of the data module 5 of a connector core assembly according to an exemplary embodiment of the present invention. FIG. 15 shows an illustrative exploded view of the data module 5 of a connector core assembly according to an exemplary embodiment of the present invention. Fig. 16 shows an illustrative perspective view of the insulator 50, insulating sleeve 53, and data terminal 52 of the data module 5 of the connector core assembly according to an exemplary embodiment of the present invention when viewed from the front. Fig. 17 shows an illustrative perspective view of the insulator 50, insulating sleeve 53, and data terminal 52 of the data module 5 of the connector core assembly according to an exemplary embodiment of the present invention when viewed from the rear.

[0043] As shown in Figures 1 to 4 and 13 to 17, in an exemplary embodiment of the present invention, a connector core assembly is disclosed. The connector core assembly mainly includes a core body 1, a power terminal 2, a signal terminal 3, a ground terminal 4, and a data module 5. A power terminal hole 102, a signal terminal hole 103, a ground terminal hole 104, and a data module hole 105 are formed in the core body 1. The power terminal 2 is provided in the power terminal hole 102. The signal terminal 3 is provided in the signal terminal hole 103. The ground terminal 4 is provided in the ground terminal hole 104. The data module 5 is provided in the data module hole 105.

[0044] 1 to 4 and 13 to 17, in the illustrated embodiment, the data module 5 mainly includes a shield shell 51, an insulator 50, and a plurality of data terminals 52. The insulator 50 is provided on the shield shell 51. The plurality of data terminals 52 are disposed on the insulator 50. The shield shell 51 isolates the plurality of data terminals 52 from the power terminals 2, the signal terminals 3, and the ground terminal 4.

[0045] As shown in FIGS. 1-4 and 13-17, in the illustrated embodiment, the plurality of data terminals 52 are used to transmit Ethernet data, such as Cat5 data.

[0046] 1-4 and 13-17, in the illustrated embodiment, the insulator 50 includes a cylindrical body 500 having a plurality of outwardly opening receiving slots 501 formed in an outer circumferential surface of the body 500. The plurality of receiving slots 501 extend along the axial direction of the body 500 and are spaced apart in the circumferential direction of the body 500. The plurality of data terminals 52 are disposed in the plurality of receiving slots 501, respectively.

[0047] 1-4 and 13-17, in the illustrated embodiment, a C-shaped snap ring portion 50c is formed in the receiving slot 501 and a snap slot 52a is formed in the data terminal 52. The C-shaped snap ring portion 50c snaps into the snap slot 52a in the data terminal 52 to retain the data terminal 52 in the receiving slot 501.

[0048] 1-4 and 13-17, in the illustrated embodiment, the data module 5 further includes an insulating sleeve 53 attached to the main body 500 of the insulator 50. A peripheral wall 530 of the insulating sleeve 53 abuts against the data terminal 52 and is used to retain the data terminal 52 in the receiving slot 501 of the insulator 50.

[0049] 1-4 and 13-17, in the illustrated embodiment, an engagement protrusion 50b is formed on the outer surface of the rear end of the main body 500 of the insulator 50, and an engagement recess 53b is formed in the rear end of the peripheral wall 530 of the insulating sleeve 53. The engagement protrusion 50b engages with the engagement recess 53b to lock the insulating sleeve 53 to the insulator 50.

[0050] 1-4 and 13-17, in the illustrated embodiment, the front end wall 531 of the insulating sleeve 53 is pressed against the front end surface of the main body 500 of the insulator 50, and through holes are formed in the front end wall 531 of the insulating sleeve 53 to allow the data terminals 52 to pass therethrough. The front ends of the data terminals 52 extend out of the through holes in the front end wall 531 of the insulating sleeve 53 for mating with mating data terminals.

[0051] 1 to 4 and 13 to 17, in the illustrated embodiment, a guide rib 50c extending along the axial direction of the body 500 of the insulator 50 is formed on the body 500 of the insulator 50, and the guide rib 50c separates two adjacent receiving slots 501. A guide slot 53c extending along the axial direction is formed on the inner surface of the peripheral wall 530 of the insulating sleeve 53, and the guide rib 50c cooperates with the guide slot 53c to guide the insertion of the body 500 into the insulating sleeve 53.

[0052] FIG. 5 shows an illustrative perspective view of a connector core assembly according to an exemplary embodiment of the present invention, as viewed from one side, in which a C-shaped holder 43 for fixing a ground terminal 4 and a threaded connection part 44 are shown. FIG. 6 shows an illustrative perspective view of a core body of a connector core assembly according to an exemplary embodiment of the present invention, as viewed from one side. FIG. 7 shows an illustrative perspective view of a core body of a connector core assembly according to an exemplary embodiment of the present invention, as viewed from the rear. FIG. 8 shows an illustrative perspective view of a connector core assembly according to an exemplary embodiment of the present invention, with the core body 1 removed. FIG. 9 shows an illustrative assembled view of an end cover 7 and a data module 5 of a connector core assembly according to an exemplary embodiment of the present invention. FIG. 10 shows an illustrative exploded view of an end cover 7 and a data module 5 of a connector core assembly according to an exemplary embodiment of the present invention.

[0053] 1 to 10 and 13 to 17, in the illustrated embodiment, insulator 50 further includes a connection leg 502 extending rearward from the rear end of main body 500, and a limiting protrusion 505 formed on an end of connection leg 502. Limiting protrusion 505 is disposed on the outside of shield shell 51, and one side of limiting protrusion 505 is pressed against limiting step 105a on the inside of data module hole 105 to position data module 5 in the axial direction.

[0054] 1 to 10 and 13 to 17, in the illustrated embodiment, the connector core assembly further includes an end cover 7 that is installed at the rear end of the core body 1 and in which a plurality of through holes are formed, the through holes corresponding to the power terminal hole 102, the signal terminal hole 103, the ground terminal hole 104, and the data module hole 105, respectively. The end cover 7 includes a cover plate 70 for abutting against the rear end surface of the core body 1, and a data module stop arm 75 connected to the cover plate 70. The data module stop arm 75 extends into the data module hole 105 and abuts against the other side of the limiting protrusion 505 of the data module 5 to prevent the data module 5 from being pulled out of the data module hole 105.

[0055] 1 to 10 and 13 to 17, in the illustrated embodiment, an avoidance slot 51a extending in the axial direction is formed in the peripheral wall of the rear end portion of the shield shell 51. A root portion of a limiting protrusion 505 connected to the connection leg portion 502 cooperates with the avoidance slot 51a to guide the insulator 50 to be inserted into the shield shell 51.

[0056] As shown in Figures 1 to 10 and 13 to 17, in the illustrated embodiment, a plurality of axially extending dividing slits 51c are formed in the peripheral wall of the front end of the shield shell 51, and the plurality of dividing slits 51c are arranged at intervals in the circumferential direction of the shield shell 51. Therefore, the peripheral wall of the front end of the shield shell 51 can elastically deform in the radial direction to form electrical contact with an inserted mating shield shell (not shown).

[0057] 1-10 and 13-17, in the illustrated embodiment, the data module 5 further includes a support sleeve 55 and a crimping ring 56. The crimping ring 56 is attached to the rear end of the support sleeve 55. The crimping ring 56 is used to connect the shielding layer of the data cable to the rear end of the support sleeve 55, and the front end of the support sleeve 55 is inserted into the rear end of the shielding shell 51.

[0058] 1-10 and 13-17, in the illustrated embodiment, the data module 5 further includes a locking sleeve 54 attached to the support sleeve 55 and the crimp ring 56. A first step 54a is formed on the inner circumferential surface of the locking sleeve 54, and a second step 55a is formed on the outer circumferential surface of the support sleeve 55. The first step 54a and the second step 55a abut against axial ends of the crimp ring 56, respectively, to position the crimp ring 56 in the axial direction.

[0059] 1 to 10 and 13 to 17, in the illustrated embodiment, a first protrusion 51b is formed on the outer circumferential surface of the rear end of the shield shell 51, and a second protrusion 54b is formed on the inner circumferential surface of the front end of the lock sleeve 54. The rear end of the shield shell 51 is inserted into the front end of the lock sleeve 54, and the first protrusion 51b engages with the second protrusion 54b to connect the shield shell 51 to the lock sleeve 54.

[0060] FIG. 12 shows an illustrative perspective view of the ground terminal 4 of a connector core assembly according to an exemplary embodiment of the present invention.

[0061] As shown in FIGS. 1 to 10 and 12 to 17, in the illustrated embodiment, the ground terminal 4 includes a fitting portion 41, a connection portion 42, and a block portion 40. The fitting portion 41 is disposed at one end of the ground terminal 4 and is used to fit with a mating ground terminal (not shown). The connection portion 42 is disposed at the other end of the ground terminal 4 and is used for electrical connection to a ground wire (not shown). The connection portion 42 may be crimped to the ground wire, for example. The block portion 40 is disposed between the fitting portion 41 and the connection portion 42 and is used to be fixed to the ground terminal hole 104. In the illustrated embodiment, the cross section of the block portion 40 is horseshoe-shaped, and the ground terminal hole 104 fits with the block portion 40 to position the block portion 40.

[0062] As shown in Figures 1-10 and 12-17, in the illustrated embodiment, a first snap slot 4a is formed in the block portion 40, and a second snap slot 104a is formed in the inner wall surface of the ground terminal hole 104. The first snap slot 4a and the second snap slot 104a form a C-shaped snap slot. The connector core assembly also includes a C-shaped holder 43 that is inserted into the C-shaped snap slot composed of the first snap slot 4a and the second snap slot 104a to axially position the ground terminal 4.

[0063] 1 to 10 and 12 to 17, in the illustrated embodiment, a radial flange 2b is formed on the power terminal 2, and one side of the radial flange 2b is pressed against an inner step of the power terminal hole 102 to axially position the power terminal 2. The end cover 7 also includes a power terminal stop arm 72 connected to the cover plate 70. The power terminal stop arm 72 extends into the power terminal hole 102 and abuts against the other side of the radial flange 2b to prevent the power terminal 2 from being pulled out of the power terminal hole 102.

[0064] 1 to 10 and 12 to 17, in the illustrated embodiment, the power terminal stop arm 72 includes a straight arm portion 72a and an inclined arm portion 72b. One end of the straight arm portion 72a is connected to the cover plate 70 and extends from the cover plate 70 along the axial direction of the core body 1. The inclined arm portion 72b is connected to the other end of the straight arm portion 72a and extends obliquely with respect to the axial direction. An end of the inclined arm portion 72b is pressed against a radial flange 2b of the power terminal 2.

[0065] FIG. 11 shows an illustrative perspective view of a signal terminal 3 of a connector core assembly according to an exemplary embodiment of the present invention.

[0066] As shown in Figures 1 to 17, in the illustrated embodiment, an elastic locking component 3a is attached to the signal terminal 3, and the elastic locking component 3a is pressed against an inner step portion of the signal terminal hole 103 to prevent the signal terminal 3 from being pulled out of the signal terminal hole 103.

[0067] 1 to 17, in the illustrated embodiment, the end cover 7 further includes a buckle 71 connected to a side edge of the cover plate 70, and a slot hole 71 is formed in the buckle 71. A protrusion 171a is formed on the outer surface of the rear end of the core body 1, and the protrusion 171a engages with the slot hole 71a of the buckle 71 to fix the end cover 7 to the rear end of the core body 1.

[0068] 1 to 17, in the illustrated embodiment, the end cover 7 further includes a plurality of engagement posts 76 protruding from the inner surface of the cover plate 70, and a plurality of engagement holes 106 are formed in the rear end surface of the core body 1. The plurality of engagement posts 76 are inserted into the plurality of engagement holes 106 by an interference fit, respectively, to increase the engagement force between the end cover 7 and the core body 1.

[0069] 1 to 17, in the illustrated embodiment, the connector core assembly includes four power terminals 2, four signal terminals 3, one ground terminal 4, and one data module 5. The four power terminals 2, four signal terminals 3, and one ground terminal 4 are arranged around the periphery of the data module 5, which includes six data terminals 52. In the illustrated embodiment, the cross-sectional area of ​​the power terminals 2 may reach up to 4 square millimeters, the cross-sectional area of ​​the signal terminals 3 may reach up to 2.5 square millimeters, and the cross-sectional area of ​​the ground terminal 4 may reach up to 4 square millimeters.

[0070] 1 to 17, in another exemplary embodiment of the present invention, a connector is also disclosed. The connector includes a connector housing (not shown) and the above-mentioned connector core assembly. The connector core assembly is inserted into the connector housing.

[0071] 1 to 17, in the illustrated embodiment, a sealing ring mounting groove 116 is formed on the outer surface of the core body 1, and the connector further includes a first sealing ring 6 mounted in the sealing ring mounting groove 116. The first sealing ring 6 is radially compressed between the connector housing and the core body 1 to provide a seal between the connector housing and the core body 1.

[0072] 1-17, in the illustrated embodiment, a threaded hole 4b is formed in the ground terminal 4 and a connecting hole is formed in the connector housing. The connector also includes a threaded connecting piece 44 that passes through the connecting hole and screws into the threaded hole 4b to secure the connector core assembly to the connector housing.

[0073] 1-17, in the illustrated embodiment, the connector further includes a second sealing ring 45. The second sealing ring 45 is attached to the threaded connection part 44. The second sealing ring 45 is compressed between the head of the threaded connection part 44 and the connector housing and surrounds the opening of the connection hole to seal the connection hole.

[0074] 1 to 17, in another exemplary embodiment of the present invention, a connector assembly is also disclosed. The connector assembly includes the above-mentioned connector and a mating connector that mates with the connector.

[0075] 1 to 17, in the exemplary embodiment of the present invention, the connector is a male connector and the mating connector is a female connector. However, the present invention is not limited to the illustrated embodiment. For example, the connector may be a female connector and the mating connector may be a male connector.

[0076] In the above-described exemplary embodiment of the present invention, the connector core assembly integrates four power terminals (having a cross-sectional area of ​​up to 4.0 square millimeters), four signal terminals (having a cross-sectional area of ​​up to 2.5 square millimeters), six Cat5 data transmission terminals, and one ground terminal (having a cross-sectional area of ​​up to 4.0 square millimeters), replacing functions that customers could only achieve by using multiple connectors, significantly reducing costs.

[0077] The connector core assembly of the present invention is used in the smallest housing of heavy duty connectors, and has the obvious advantage of miniaturization. The terminals in the connector core assembly of the present invention are individually mounted, and customers can freely combine them, thereby providing multiple solutions and features such as versatility and high convenience. The data module of the present invention adopts a 360° shielding design, which can connect six data terminals and realize Cat5 data transmission. A crimp connection can be used between the ground terminal and the ground wire, which has more reliable electrical and mechanical stability and saves space.

[0078] It should be understood by those skilled in the art that the above embodiments are illustrative and not restrictive. For example, those skilled in the art can make many modifications to the above embodiments without any contradiction in structure or principle, and can freely combine various features described in different embodiments with each other.

[0079] While several exemplary embodiments have been shown and described, it will be understood by those skilled in the art that various changes or modifications can be made to these embodiments without departing from the principles and spirit of the present disclosure, the scope of which is defined by the following claims and their equivalents.

[0080] As used herein, elements described in the singular and preceded by the word "a" or "an" should be understood as not excluding a plurality of said elements or steps, unless expressly stated to the contrary. Furthermore, references to "one embodiment" of the invention are not intended to be interpreted as excluding the existence of additional embodiments that also incorporate the recited features. Furthermore, unless expressly stated to the contrary, embodiments "comprising" or "having" an element or elements having a particular characteristic may include additional such elements that do not have that characteristic.

Claims

1. 1. A connector core assembly comprising: The connector core assembly includes: - a core body (1) in which a power terminal hole (102), a signal terminal hole (103), a ground terminal hole (104) and a data module hole (105) are formed; - a power terminal (2) provided in the power terminal hole (102); - a signal terminal (3) provided in the signal terminal hole (103); - a ground terminal (4) provided in the ground terminal hole (104); - a data module (5) located in said data module hole (105); Equipped with The data module (5) A shield shell (51); An insulator (50) attached to the shield shell (51); A plurality of data terminals (52) provided on the insulator (50); Equipped with The shield shell (51) isolates the plurality of data terminals (52) from the power terminals (2), the signal terminals (3), and the ground terminal (4). Connector core assembly.

2. The plurality of data terminals (52) are used to transmit Ethernet data. The connector core assembly of claim 1 .

3. The insulator (50) comprises a cylindrical body (500), A plurality of outwardly opening receiving slots (501) are formed in the outer circumferential surface of the body (500); The plurality of receiving slots (501) extend along the axial direction of the body (500) and are spaced apart in the circumferential direction of the body (500), and the plurality of data terminals (52) are provided in the plurality of receiving slots (501), respectively. The connector core assembly of claim 1 .

4. A C-shaped snap ring portion (50c) is formed in the receiving slot (501); A snap slot (52a) is formed in the data terminal (52); the C-shaped snap ring portion (50c) is snapped into the snap slot (52a) in the data terminal (52) to retain the data terminal (52) in the receiving slot (501); 4. The connector core assembly according to claim 3.

5. The data module (5) An insulating sleeve (53) attached to the body (500) of the insulator (50). Further equipped with A peripheral wall (530) of the insulating sleeve (53) is used to abut against the data terminal (52) and retain the data terminal (52) in the receiving slot (501) of the insulator (50).

4. The connector core assembly according to claim 3.

6. An engagement protrusion (50b) is formed on the outer surface of the rear end of the body (500) of the insulator (50); An engagement recess (53b) is formed in a rear end portion of the peripheral wall (530) of the insulating sleeve (53), The engagement protrusion (50b) engages with the engagement recess (53b) to lock the insulating sleeve (53) to the insulator (50).

6. The connector core assembly according to claim 5.

7. The front end wall (531) of the insulating sleeve (53) is pressed against the front end surface of the main body (500) of the insulator (50); a through hole is formed in the front end wall (531) of the insulating sleeve (53) to allow the data terminal (52) to pass therethrough; a front end of the data terminal (52) extending from a through hole in the front end wall (531) of the insulating sleeve (53) for mating with a mating data terminal; 6. The connector core assembly according to claim 5.

8. a guide rib (50c) extending along an axial direction and separating two adjacent receiving slots (501) is formed on the body (500) of the insulator (50); A guide slot (53c) extending along the axial direction is formed on the inner surface of the peripheral wall (530) of the insulating sleeve (53), and the guide rib (50c) cooperates with the guide slot (53c) to guide the main body (500) to be inserted into the insulating sleeve (53).

7. The connector core assembly according to claim 6.

9. The insulator (50) further includes a connection leg (502) extending rearward from the rear end of the main body (500), and a limiting protrusion (505) formed at an end of the connection leg (502), The limiting protrusion (505) is disposed on the outside of the shield shell (51), and one side of the limiting protrusion (505) is pressed against a limiting step (105a) on the inside of the data module hole (105) to position the data module (5) in the axial direction.

4. The connector core assembly according to claim 3.

10. An end cover (7) is attached to the rear end of the core body (1) and has a plurality of through holes formed therein, each of which corresponds to the power terminal hole (102), the signal terminal hole (103), the ground terminal hole (104), and the data module hole (105). Further equipped with The end cover (7) includes a cover plate (70) for contacting the rear end surface of the core body (1) and a data module stop arm (75) connected to the cover plate (70); The data module stop arm (75) extends into the data module hole (105) and abuts against the other side of the limiting protrusion (505) of the data module (5) to prevent the data module (5) from being pulled out of the data module hole (105).

10. The connector core assembly of claim 9.

11. An avoidance slot (51a) extending along the axial direction is formed in the peripheral wall of the rear end of the shield shell (51); A root portion of the limiting protrusion (505) connected to the connecting leg (502) cooperates with the avoidance slot (51a) to guide the insulator (50) to be inserted into the shield shell (51).

10. The connector core assembly of claim 9.

12. A plurality of dividing slits (51c) extending along the axial direction are formed in the peripheral wall of the front end portion of the shield shell (51), The plurality of dividing slits (51c) are arranged at intervals in the circumferential direction of the shield shell (51), and therefore the peripheral wall of the front end portion of the shield shell (51) can elastically deform in the radial direction to form electrical contact with a mating shield shell to be inserted. The connector core assembly of claim 1 .

13. The data module (5) A support sleeve (55); A crimping ring (56) attached to the rear end of the support sleeve (55); Further equipped with The crimping ring (56) is used to connect the shielding layer of a data cable to the rear end of the support sleeve (55), the front end of which is inserted into the rear end of the shielding shell (51). The connector core assembly of claim 1 .

14. The data module (5) A locking sleeve (54) attached to the support sleeve (55) and the crimp ring (56). Further equipped with a first step (54a) is formed on an inner peripheral surface of the lock sleeve (54) and a second step (55a) is formed on an outer peripheral surface of the support sleeve (55), the first step (54a) and the second step (55a) respectively abut against axial ends of the crimp ring (56) to position the crimp ring (56) in the axial direction; The connector core assembly of claim 13.

15. a first protrusion (51b) is formed on an outer peripheral surface of the rear end portion of the shield shell (51), and a second protrusion (54b) is formed on an inner peripheral surface of the front end portion of the lock sleeve (54); The rear end of the shield shell (51) is inserted into the front end of the lock sleeve (54), the first protrusion (51b) engages with the second protrusion (54b) to connect the shield shell (51) to the lock sleeve (54); The connector core assembly of claim 14.

16. The ground terminal (4) is - a mating portion (41) arranged at one end of the ground terminal (4) for mating with a mating ground terminal; a connection part (42) arranged at the other end of said ground terminal (4) for electrical connection to a ground wire; a block portion (40) arranged between the fitting portion (41) and the connection portion (42) and configured to be fixed to the ground terminal hole (104); Equipped with The cross section of the block portion (40) is horseshoe-shaped, and the ground terminal hole (104) cooperates with the block portion (40) to position the block portion (40). The connector core assembly of claim 1 .

17. A first snap slot (4a) is formed in the block portion (40), and a second snap slot (104a) is formed in the inner wall surface of the ground terminal hole (104), and the first snap slot (4a) and the second snap slot (104a) form a C-shaped snap slot; The connector core assembly further includes a C-shaped holder (43) inserted into the C-shaped snap slot consisting of the first snap slot (4a) and the second snap slot (104a) to axially position the ground terminal (4).

17. The connector core assembly of claim 16.

18. A radial flange (2b) is formed on the power terminal (2), and one side of the radial flange (2b) is pressed against an inner step of the power terminal hole (102) to axially position the power terminal (2); The end cover (7) further comprises a power terminal stop arm (72) connected to the cover plate (70); the power terminal stop arm (72) extends into the power terminal hole (102) and abuts against the other side of the radial flange (2b) to prevent the power terminal (2) from being pulled out of the power terminal hole (102); The connector core assembly of claim 10.

19. The power terminal stop arm (72) a straight arm portion (72a) having one end connected to the cover plate (70) and extending from the cover plate (70) along the axial direction of the core body (1); an inclined arm portion (72b) connected to the other end of the straight arm portion (72a) and extending obliquely with respect to the axial direction; Equipped with The end of the inclined arm portion (72b) is pressed against the radial flange (2b) of the power terminal (2).

20. The connector core assembly of claim 18.

20. An elastic locking component (3a) is attached to the signal terminal (3), and the elastic locking component (3a) is pressed against an inner step of the signal terminal hole (103) to prevent the signal terminal (3) from being pulled out of the signal terminal hole (103). The connector core assembly of claim 1 .

21. The end cover (7) further comprises a buckle (71) connected to the side edge of the cover plate (70); A slot hole (71a) is formed in the buckle (71), A protrusion (171a) is formed on the outer surface of the rear end of the core body (1), and the protrusion (171a) engages with the slot hole (71a) of the buckle (71) to fix the end cover (7) to the rear end of the core body (1). The connector core assembly of claim 10.

22. The end cover (7) further comprises a plurality of engagement posts (76) protruding from an inner surface of the cover plate (70); A plurality of engagement holes (106) are formed in the rear end surface of the core body (1), and the plurality of engagement posts (76) are inserted into the plurality of engagement holes (106) respectively by interference fit to increase the engagement force between the end cover (7) and the core body (1).

22. The connector core assembly of claim 21.

23. The connector core assembly includes four power terminals (2), four signal terminals (3), one ground terminal (4), and one data module (5); The four power terminals (2), the four signal terminals (3), and the one ground terminal (4) are arranged around the periphery of the data module (5), and the data module (5) includes six data terminals (52).

23. A connector core assembly according to any one of claims 1 to 22.

24. A connector housing; - the connector core assembly according to any one of claims 1 to 23, which is inserted into the connector housing; A connector comprising:

25. A sealing ring mounting groove (116) is formed on the outer surface of the core body (1); The connector further comprises a first sealing ring (6) mounted in the sealing ring mounting groove (116); the first sealing ring (6) is radially compressed between the connector housing and the core body (1) to provide a seal between the connector housing and the core body (1); 25. The connector of claim 24.

26. A screw hole (4b) is formed in the ground terminal (4), and a connection hole is formed in the connector housing; The connector further includes a threaded connection part (44) that passes through the connection hole and is screwed into the screw hole (4b) to fix the connector core assembly to the connector housing.

25. The connector of claim 24.

27. A second sealing ring (45) attached to said threaded connection part (44). Further equipped with the second sealing ring (45) is compressed between the head of the threaded connection part (44) and the connector housing and surrounds the opening of the connection hole to seal the connection hole; 27. The connector of claim 26.

28. - a connector according to any one of claims 24 to 27; a mating connector that mates with said connector; A connector assembly comprising:

29. The connector is a male connector and the mating connector is a female connector, or The connector is a female connector and the mating connector is a male connector.

30. The connector assembly of claim 28.

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