CN215377756U

CN215377756U - Connecting terminal assembly and shell assembly

Info

Publication number: CN215377756U
Application number: CN202121773709.7U
Authority: CN
Inventors: 徐国炜; 沈伟; 方波; 甘雷
Original assignee: Suzhou Yunzhong Electronic Technology Co ltd
Current assignee: Suzhou Yunzhong Electronic Technology Co ltd
Priority date: 2021-08-02
Filing date: 2021-08-02
Publication date: 2021-12-31
Anticipated expiration: 2031-08-02

Abstract

The application belongs to the technical field of connectors, and particularly relates to a connecting terminal assembly and a shell assembly. The connecting terminal assembly comprises a female connector terminal and a conductive terminal electrically connected with the female connector terminal, the female connector terminal is provided with a connecting part and a contact part, the conductive terminal is provided with a conductive sheet, a conductive pin and a fixing part, the conductive pin and the fixing part are respectively connected with the conductive sheet, and the connecting part is fixedly connected with the conductive sheet. The connecting terminal assembly and the shell assembly are connected and fixed through the connecting part of the conductive terminal and the female terminal of the connector, the connecting effect is good, and the problem of conductive disconnection is not easy to generate.

Description

Connecting terminal assembly and shell assembly

Technical Field

The application belongs to the technical field of connectors, and particularly relates to a connecting terminal assembly and a shell assembly.

Background

Connection terminal assemblies are widely used in electrical devices, for example in ABS systems (Antilock Brake systems) in motor vehicles.

In the prior art, a connection terminal assembly is generally connected to a printed circuit board by electrically connecting a connection portion of a female terminal of a connector to a wiring harness. For example, in chinese patent publication No. CN111817029A, a crimp sleeve is formed on both crimp side surfaces of a crimp contact, a wire harness is inserted into the crimp sleeve before crimping, the wire harness is a multi-core conductor or a single-core conductor, and then the crimp side surfaces are crimped and bent by a crimp tool to electrically connect the wire harness and the crimp sleeve.

In korean patent No. KR100942385B1, the mechanical connection between the coupling terminal and the coil terminal is avoided by using a press-fit method, but the coupling terminal is not fixed in the housing in which the coil terminal is embedded, the connection effect is not good, and the coupling terminal is easily separated from the coil terminal or the printed circuit board by a shock.

Accordingly, there is a need to develop a connecting terminal assembly and a housing assembly to solve the above-mentioned problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a connecting terminal assembly and a shell assembly, which solve the problem of poor connecting effect by adopting a conductive terminal to replace a connecting part of a wire harness and a female terminal of a connector for connection and fixation.

In order to achieve the above purpose, the following technical solutions are adopted in the present application:

the utility model provides a connecting terminal subassembly, connecting terminal subassembly includes the female terminal of connector, the female terminal of connector has connecting portion and contact site, the contact site is connected with the public terminal of connector that corresponds, connecting terminal subassembly still include with female terminal electric connection's of connector conductive terminal, conductive terminal has the conducting strip, the electrically conductive pin and the fixed part of being connected with the conducting strip respectively, connecting portion are connected fixedly with the conducting strip.

Preferably, the connecting part is fixedly connected with the conducting strip in a welding mode.

Preferably, the connecting portion and the conductive sheet are connected and fixed by soldering, laser welding or resistance welding.

Preferably, the connecting part is fixedly connected with the conducting strip in a riveting mode.

Preferably, one of the conductive sheet and the connecting part is provided with a protrusion, the other conductive sheet and the connecting part is provided with a hole corresponding to the protrusion, and the protrusion penetrates through one side of the hole and is riveted on the other side of the hole.

Preferably, the hole includes a perforated portion and an expanded portion communicating with the perforated portion, the expanded portion has an outer diameter larger than that of the perforated portion, the projection includes a base portion inserted through the perforated portion and a rivet portion received in the corresponding expanded portion, and the rivet portion has an outer diameter larger than that of the perforated portion and is fixed to the expanded portion by caulking.

Preferably, the conductive pins extend out from one side after being bent by the conductive sheet, and are electrically connected to a printed circuit board; the fixing part is bent from the conducting sheet and then extends out of the other side far away from the conducting pins.

Preferably, the conductive pins are arranged in pairs and extend in the opposite direction to the fixed portion.

Preferably, the connecting part is U-shaped, the conducting strip is clamped in the connecting part, and two side walls of the connecting part are fixedly connected with the conducting strip.

Preferably, the connecting part is sheet-shaped, and the conducting strip and the connecting part are overlapped, attached, connected and fixed.

A shell assembly comprises a shell and any one of the connecting terminal assemblies, wherein a contact part of a female terminal of a connector in the connecting terminal assembly is embedded in the shell, and a fixing part of a conductive terminal in the connecting terminal assembly is fixed in the shell.

Preferably, the housing has a substrate and a side plate disposed along a periphery of the substrate, the substrate and the side plate enclose a first accommodating cavity located on one side of the substrate and a second accommodating cavity located on the other side of the substrate, the housing has an accommodating portion protruding into the first accommodating cavity from one side of the substrate, the accommodating portion has a first accommodating groove, and the contact portion of the female terminal of the connector is disposed in the first accommodating groove.

Preferably, connecting portion, conducting strip and conductive pin accept the intracavity is acceptd to the second, still be equipped with on the base plate of casing and accept the second holding tank of chamber intercommunication with the second, the fixed part is acceptd in the second holding tank, and the both sides of fixed part be equipped with second holding tank interference fit's barb.

Compared with the prior art, the beneficial effects of this application include at least:

the connecting terminal assembly and the shell assembly have the advantages that the connecting part of the wire harness and the female terminal of the connector is replaced by the conductive terminal to be fixedly connected, the connecting effect is good, the problem of conductive disconnection is not easy to generate, in the shell assembly, the fixing part of the conductive terminal is fixed in the shell, and even under the vibration effect, the conductive terminal is not easy to separate from the connecting part or the printed circuit board.

Drawings

The present application is further described below with reference to the drawings and examples.

Fig. 1 is an assembled view of a connecting terminal assembly provided in embodiment 1 of the present application.

Fig. 2 is an exploded view of a connection terminal assembly according to embodiment 1 of the present application.

Fig. 3 is a schematic combination diagram of a connection terminal assembly provided in embodiment 2 of the present application.

Fig. 4 is an exploded schematic view of a connection terminal assembly provided in embodiment 2 of the present application.

Fig. 5 is an assembled view of a connecting terminal assembly according to embodiment 3 of the present application.

Fig. 6 is an exploded view of a connecting terminal assembly according to embodiment 3 of the present application.

Fig. 7 is a sectional view of a connection terminal assembly provided in embodiment 3 of the present application.

Fig. 8 is an angle combination schematic diagram of a housing assembly provided in embodiment 4 of the present application.

Fig. 9 is a partial enlarged view at B in fig. 8.

Fig. 10 is another angle combination schematic diagram of a housing assembly provided in embodiment 4 of the present application.

Fig. 11 is a partial enlarged view at a in fig. 10.

Fig. 12 is an angle exploded view of a housing assembly provided in embodiment 4 of the present application.

Fig. 13 is a top view of a housing assembly provided in embodiment 4 of the present application.

Fig. 14 is a sectional view taken along a broken line C-C in fig. 13.

Detailed Description

The present application is further described with reference to the accompanying drawings and the detailed description, and it should be noted that, in the present application, various embodiments or technical features described below may be arbitrarily combined to form a new embodiment without conflict.

Example 1:

referring to fig. 1 and fig. 2, the present embodiment provides a connection terminal assembly 1, which includes a female connector terminal 10 and a conductive terminal 20 electrically connected to the female connector terminal 10.

The female connector terminal 10 has a connecting portion 11 and a contact portion 12, and the contact portion 12 is connected to a corresponding male connector terminal (not shown), for example, the contact portion 12 may be formed to have a contact portion body for plug connection and be connected to the male connector terminal in a fitting manner.

The conductive terminal 20 has a conductive sheet 21, conductive pins 22 respectively connected to the conductive sheet 21, and a fixing portion 23, the conductive pins 22 are arranged in pairs and extend in a direction opposite to that of the fixing portion 23, the conductive pins 22 are electrically connected to a printed circuit board, and the fixing portion 23 plays a role in fixing the conductive terminal 20; specifically, in order to fix the conductive terminal 20, the fixing portion 23 avoids the position of the female connector terminal 10, so that the conductive pin 22 extends from one side of the conductive sheet 21 after being bent, in this embodiment, the conductive sheet 21 is bent into a U shape, and the fixing portion 23 extends from the other side of the conductive sheet 21 away from the conductive pin 22 after being bent.

Connecting portion 11 is the U type, conducting strip 21 clamp in connecting portion 11, the both sides wall parallel arrangement of connecting portion 11 has increased the area of contact of conducting strip 21 with connecting portion 11, the both sides wall of connecting portion 11 with conducting strip 21 is connected fixedly through the welded mode, and connection effect is good, more specifically, in this embodiment, the both sides wall of connecting portion 11 with conducting strip 21 accessible soldering's mode is connected fixedly, and point tin cream is on the both sides wall of connecting portion 11 and conducting strip 21 promptly, makes connecting portion 11 and conducting strip 21 zonulae occludens fixed after through the reflow oven.

Example 2

Referring to fig. 3 and 4, fig. 4 is an exploded view of the connecting terminal assembly 1 according to embodiment 2, which illustrates a state before the conductive plate 21 is connected and fixed to the connecting portion 23. The present embodiment provides a connection terminal assembly 1, which is different from embodiment 1 in that: the conducting plate 21 is bent into an L shape, the conducting pins 22 extend out to one side after the conducting plate 21 is bent into the L shape, and the fixing part 23 extends out to the other side far away from the conducting pins 22 after the conducting plate 21 is bent into the L shape; the connecting part 11 is in a sheet shape, the conductive sheet 21 is overlapped and attached to the connecting part 11, a welding spot 13 is formed on the connecting part 11 and the conductive sheet 21 through a welding mode of laser welding or resistance welding, and the welding spot 13 is tightly connected with the conductive sheet 21 and the connecting part 11.

Example 3

Referring to fig. 5, fig. 6 and fig. 7, the present embodiment provides a connection terminal assembly 1, which is different from embodiment 1 in that: the conducting plate 21 is bent into an L shape, the conducting pins 22 extend out to one side after the conducting plate 21 is bent into the L shape, and the fixing part 23 extends out to the other side far away from the conducting pins 22 after the conducting plate 21 is bent into the L shape; the connection portion 11 is in a sheet shape, the conductive sheet 21 is overlapped with the connection portion 11 and is connected and fixed by riveting, specifically, in this embodiment, the conductive sheet 21 is provided with a protrusion 24, the protrusion 24 includes a base portion 241 and a riveting portion 242, the connection portion 11 is provided with a hole 14 corresponding to the protrusion 24, the hole 14 includes a through hole portion 141 and an expansion portion 142 communicated with the through hole portion 141, the outer diameter of the expansion portion 142 is larger than the through hole portion 141, the protrusion 24 penetrates through one side of the hole 14 and is riveted to the other side of the hole 14, that is, the base portion 241 of the protrusion 24 penetrates through the through hole portion 141, the riveting portion 242 of the protrusion 24 is received in the corresponding expansion portion 142, the riveting portion 242 is flush with the surface of the connection portion 11, the outer diameter of the riveting portion 242 is larger than the through hole portion 141 and is riveted and fixed to the expansion portion 142, thereby fixing the protrusion 24 in the hole 14 to tightly connect the connection part 11 and the conductive sheet 21.

Of course, in other embodiments, the riveting portion 242 may extend beyond the surface of the connecting portion 11; the connection part 11 may be provided with the protrusion 24, and the conductive sheet 21 may be provided with the hole 14 corresponding to the protrusion 24.

Example 4

Referring to fig. 8 to 14, the present embodiment provides a housing assembly, which can be applied to an ABS system in a motor vehicle, wherein the housing assembly includes a housing 100 and one or more connection terminal assemblies 1, the number of the connection terminal assemblies 1 is one or more, a contact portion 12 of a female connector terminal 10 in the connection terminal assembly 1 is embedded in the housing 100, and a fixing portion 23 of a conductive terminal 20 in the connection terminal assembly 1 is fixed in the housing 100, so that the conductive terminal 20 can be prevented from being separated from the contact portion 12 or a printed circuit board under the action of vibration, and the conductive sheet 21 of the conductive terminal 20 is ensured to be tightly connected with the connection portion 11 and the conductive pin 22.

Specifically, the housing 100 includes a base plate 101 and a side plate 102 disposed along a periphery of the base plate 101, the side plate 102 and the base plate 101 may be integrally injection molded or separately injection molded, the base plate 101 and the side plate 102 surround to form a first receiving cavity 103 located on one side of the base plate 101 and a second receiving cavity 104 located on the other side of the base plate 101, the housing includes a receiving portion 105 protruding from one side of the base plate 101 into the first receiving cavity 103, the receiving portion 105 includes a first receiving groove 106, and the contact portion 12 of the connector female terminal 10 is disposed in the first receiving groove 106, so that the thickness of the base plate 101 can be reduced while the receiving portion 12 is received by the receiving portion 105.

Connecting portion 11, conducting strip 21 and conductive pin 22 accept in the chamber 104 is acceptd to the second, still be equipped with on the base plate 101 of casing and accept the second holding tank 107 that chamber 104 communicates with the second, fixed part 23 is acceptd in the second holding tank 107, and the both sides of fixed part 23 be equipped with second holding tank 107 interference fit's barb 108, barb 108 has increased cohesion between fixed part 23 and the second holding tank 107 prevents fixed part 23 deviates from in the second holding tank 107.

In summary, the connecting terminal assembly 1 of the present invention uses the conductive terminals 20 to replace the wire harness to connect and fix with the connecting portion 11 of the female connector terminal 10, and does not need to use a crimping method, so that the connecting effect is good, and the problem of conductive disconnection is not easily caused; in addition, the housing assembly of the present invention fixes the fixing portion 23 of the conductive terminal 20 in the connecting terminal assembly 1 in the housing 100, so that the conductive terminal 20 can be prevented from being separated from the contact portion 12 or the printed circuit board under the action of vibration, and the tight connection between the conductive sheet 21 of the conductive terminal 20 and the connecting portion 11, and between the conductive pin 22 and the printed circuit board can be ensured.

While the present application is described in terms of various aspects, including exemplary embodiments, the principles of the utility model should not be limited to the disclosed embodiments, but are also intended to cover various modifications, equivalents, and alternatives falling within the spirit and scope of the utility model as defined by the appended claims.

Claims

1. The utility model provides a connecting terminal subassembly, connecting terminal subassembly includes female terminal of connector, female terminal of connector has connecting portion and contact site, the contact site is connected with the male terminal of connector that corresponds, its characterized in that, connecting terminal subassembly still include with female terminal electric connection's of connector conductive terminal, conductive terminal has the conducting strip, electrically conductive pin and the fixed part be connected with the conducting strip respectively, connecting portion are connected fixedly with the conducting strip.

2. The connecting terminal assembly according to claim 1, wherein the connecting portion is fixedly connected to the conductive sheet by welding.

3. The connecting terminal assembly according to claim 2, wherein the connecting portion is fixedly connected to the conductive sheet by soldering, laser welding or resistance welding.

4. The connection terminal assembly according to claim 1, wherein the connection portion is fixedly connected to the conductive sheet by riveting.

5. The connection terminal assembly according to claim 4, wherein one of the conductive plate and the connection portion is provided with a protrusion, and the other one is provided with a hole corresponding to the protrusion, and the protrusion is inserted through one side of the hole and riveted to the other side of the hole.

6. The connection terminal assembly according to claim 5, wherein the hole includes a perforated portion and an expanded portion communicating with the perforated portion, the expanded portion having an outer diameter larger than the perforated portion, the protrusion includes a base portion passing through the perforated portion and a rivet portion received in the corresponding expanded portion, the rivet portion having an outer diameter larger than the perforated portion and being rivet-fixed to the expanded portion.

7. The connecting terminal assembly according to claim 1, wherein the conductive leads extend out to one side after being bent from the conductive sheet, and the conductive leads are electrically connected to a printed circuit board; the fixing part is bent from the conducting sheet and then extends out of the other side far away from the conducting pins.

8. The connection terminal assembly of claim 7, wherein said conductive pins are arranged in pairs and extend in a direction opposite to the direction of extension of said retainer portion.

9. The connecting terminal assembly according to claim 1, wherein the connecting portion is U-shaped, the conductive sheet is sandwiched in the connecting portion, and both side walls of the connecting portion are fixedly connected to the conductive sheet.

10. The connecting terminal assembly according to claim 1, wherein the connecting portion has a plate shape, and the conductive sheet is overlapped, attached, connected and fixed to the connecting portion.

11. A housing assembly, comprising a housing and a connecting terminal assembly as claimed in any one of claims 1 to 10, wherein the contact portion of the female terminal of the connector in the connecting terminal assembly is embedded in the housing, and the fixing portion of the conductive terminal in the connecting terminal assembly is fixed in the housing.

12. The housing assembly of claim 11, wherein the housing has a base plate and a side plate disposed along a periphery of the base plate, the base plate and the side plate define a first receiving cavity on one side of the base plate and a second receiving cavity on the other side of the base plate, the housing has a receiving portion protruding from one side of the base plate into the first receiving cavity, the receiving portion has a first receiving groove, and the contact portion of the female terminal of the connector is disposed in the first receiving groove.

13. The housing assembly of claim 12, wherein the connecting portion, the conductive sheet and the conductive pins are received in the second receiving cavity, a second receiving groove communicating with the second receiving cavity is further formed on the base plate of the housing, the fixing portion is received in the second receiving groove, and barbs are formed on two sides of the fixing portion for interference fit with the second receiving groove.