TWI387164B - The connector and assembling method thereof - Google Patents

Description

Connector and assembly method thereof

The present invention relates to a connector and a method of assembling the same, and more particularly to a connector capable of stably holding a conductive terminal and being thinned, and a method of assembling the same.

Press, a connector is a connection that electrically connects wires, boards, and other circuit components. Therefore, it is widely used in various electronic products around our lives, such as notebook computers, mobile phones, and personal digital assistants (PDAs).

A conventional connector structure includes an insulative housing, a conductive terminal housed in the insulative housing, a plurality of wires, and a metal housing that covers the insulative housing. In order to fix the conductive terminal to the insulative housing, the left and right sides of the conductive terminal are provided with barbs to interfere with the insulative body, and the upper and lower sides of the conductive terminal are also surrounded by the entire covering body, so that the conductive terminal can be stably held. The state is not easily bent and deformed by an external force such as a pulling force.

However, such a connector has a large thickness and does not meet the requirements for thinning of current products, and therefore it is required to develop a connector which can stably hold the conductive terminals and can be made thinner.

Although the conductive terminals of the conventional connector can obtain a better fixing effect, the thickness of the connector is large, which does not meet the requirements for thinning of the current products.

The present invention provides a connector including a lower case, an insulative housing, a plurality of conductive terminals, a fixing strip, a plurality of wires, and an upper casing, wherein the lower casing is provided with a bearing portion and one of the two sides of the bearing portion is bent unit. The insulating body is mounted on the lower casing, wherein the insulating body is provided with a bearing surface and a supporting surface with respect to the bearing surface. The bearing surface and the supporting surface are vertically arranged oppositely, and the bearing surface is provided with a plurality of terminal slots and recesses. The support surface is located on the carrying portion. A plurality of conductive terminals are assembled in the terminal slots of the insulative housing, wherein each of the conductive terminals includes a pair of joints, a lap portion and a bent portion, the mating portion is located on the front half of the insulating body, and the lap portion is located in the second half of the insulating body On the upper portion, the bent portion is connected to the lap portion, and the bent portion is engaged with the apex in each of the recessed portions. The fixing strip is formed on the bearing surface and spans the terminal slots and the conductive terminals, wherein the fixing strips cover the fixed conductive terminals and the bent portions of the lower casing on the insulating body. A plurality of wire connections are fixed to the overlapping portions of the conductive terminals, and an upper casing is assembled to the insulating body with respect to the lower casing, wherein the upper casing is located above the fixing strip.

The present invention provides another connector including a lower case, an insulative housing, a plurality of conductive terminals, a fixing strip, a plurality of wires, and an upper casing, wherein the lower casing is provided with a bearing portion. The insulating body is mounted on the lower casing, wherein the insulating body is provided with a bearing surface and a supporting surface with respect to the bearing surface. The bearing surface and the supporting surface are vertically arranged oppositely, and the bearing surface is provided with a plurality of terminal slots and recesses. The support surface is located on the bearing portion, and the plurality of second protrusions and the third protrusions are disposed on the bearing surface, and the second protrusions and the third protrusions are provided with a groove groove. A plurality of conductive terminals are assembled in the terminal slots of the insulative housing, wherein each of the conductive terminals includes a pair of joints, a lap portion and a bent portion, the mating portion is located on the front half of the insulating body, and the lap portion is located in the second half of the insulating body On the upper portion, the bent portion is connected to the lap portion, and the bent portion is engaged with the apex in each of the recessed portions. The fixing strip is formed in the strip-shaped groove formed on the bearing surface and spans the terminal slots and the conductive terminals, wherein the fixing strips cover the fixed conductive terminals on the insulating body. A plurality of wire connections are fixed to the overlapping portions of the conductive terminals, and an upper casing is assembled to the insulating body with respect to the lower casing, wherein the upper casing is located above the fixing strip.

The present invention provides a connector assembly method, the method comprising: providing a lower housing, wherein the lower housing is provided with a bearing portion; and an insulating body is mounted on the lower housing, wherein the insulating body is provided with a bearing surface and opposite to the bearing surface a supporting surface, the bearing surface and the supporting surface are arranged vertically upwards, the bearing surface is provided with a plurality of terminal slots and a recessed portion, the supporting surface is located on the carrying portion; and a plurality of conductive terminals are assembled on the terminal slots of the insulating body Each of the conductive terminals includes a pair of joints, a lap portion and a bent portion. The mating portion is mounted on the front half of the insulating body, the lap portion is mounted on the rear half of the insulating body, and the bent portion is connected to a lap portion; bending a bent portion of each of the conductive terminals to engage the bent portion against each of the recessed portions; and forming a fixing strip on the bearing surface of the insulating body, wherein the fixing strip is spanned The terminal slots and the conductive terminals, and the fixing strips can cover the fixed conductive terminals on the insulating body; soldering a plurality of wires on the overlapping portions of the conductive terminals; and assembling an upper shell On the insulative housing, wherein the housing is located above the fixed bar.

The connector provided by the present invention is provided with a fitting portion and a bent portion on the conductive terminal, the bent portion being engageable against the recessed portion on the rear half of the insulating body and on the conductive terminal A fixing strip is further disposed to cover the protruding portion of the upwardly protruding portion. The fixing strip is disposed on the insulating body in an injection molding manner, so as to achieve the purpose of stably holding the conductive terminal on the insulating body. Compared with the conventional connector, since the insulating body of the present invention does not need to cover the upper and lower sides of the conductive terminal as a whole, the thickness of the connector structure can be reduced, and a connection capable of stably holding the conductive terminal and being thinned can be formed. The structure of the device can solve the problem that the thickness of the conventional connector is large and does not conform to the thinning of the current product.

Referring to the first to sixth figures, the connector 1 of the present invention includes an insulative housing 10, a plurality of conductive terminals 12, a plurality of wires 19, a fixing strip 14, an upper housing 16, and a lower housing 18, wherein the lower portion The housing 18 is provided with a bearing portion 182 and a bent portion 184 on both sides of the bearing portion 182. The insulative housing 10 is mounted on the lower housing 18, wherein the insulative housing 10 is provided with a bearing surface 106 and a supporting surface 108 opposite to the bearing surface 106. The bearing surface 106 and the supporting surface 108 are vertically disposed opposite each other, and the bearing surface 106 is disposed. A plurality of terminal slots 100 and recesses 107 are provided, and the support surface 108 is located on the carrier portion 182. In the present embodiment, the upper casing 16 and the lower casing 18 are formed by a method of press forming a metal sheet.

The conductive terminal 12 is assembled in the terminal slot 100 of the bearing surface 106 of the insulative housing 10 , wherein each of the conductive terminals 12 includes a pair of connecting portions 122 , a fitting portion 126 , a lap portion 124 , and a bent portion 128 . The abutting portion 122 is located on the front half of the insulative housing 10, the overlapping portion 124 is located on the rear half of the insulative housing 10, the fitting portion 126 is located between the abutting portion 122 and the overlapping portion 124, and the bent portion 128 is coupled to the overlapping portion 124. The bending portion 128 is engaged with the top portion of the insulating body 10 to increase the force of the conductive terminal 12 on the insulating body 10 . In this embodiment, the conductive terminal 12 is made of a metal piece through a stamping process, wherein the fitting portion 126 is an upward convex structure formed through a tearing step, and the bent portion 128 is bent. The downwardly curved structure formed by the step, the recessed portion 107 is an opening, and the downwardly bent bent portion 128 is just engaged with the top against the opening, and the bent portion 128 is disposed on the overlapping portion 124 and located At the end of the conductive terminal 12, the left and right sides of the lap portion 124 are provided with barbs (not shown) to interfere with the insulating body 10.

The fixing strips 14 are disposed on the bearing surface 106 in an injection molding manner, and extend across the terminal slots 100 and the conductive terminals 12, wherein the fixing strips 14 can cover and fix the conductive terminals 12 and the fitting portions 126 thereof. And bending and fixing the bent portion 184 of the lower casing 18 to the insulative housing 10 such that the conductive terminal 12 and the lower casing 18 are stably held on the insulative housing 10. In the present embodiment, the fixing strip 14 has the function of supporting the upper casing 16 in addition to the function of fixing the conductive terminals 12. A plurality of wires 19 are connected and fixed to the overlapping portions 124 of the conductive terminals 12, and the upper casing 16 is assembled to the insulating body 10 with respect to the lower casing 18, wherein the upper casing 16 is located above the fixing bar 14.

In this embodiment, a plurality of first protrusions 101 are disposed on the rear half of the bearing surface 106 of the insulative housing 10, and the overlapping portion 124 is located in the first gap 1010 between the first protrusions 101, first The protruding portion 101 is configured such that the guiding wire 19 is first positioned and aligned with the overlapping portion 124 of the conductive terminal 12, and then soldered and fixed to the overlapping portion 124. In addition, a plurality of second protrusions 103 and a third protrusion 105 are disposed on the front half of the bearing surface 106 of the insulative housing 10, wherein the third protrusion 105 supports the upper housing 16, and the The two protrusions 103 and the third protrusions 105 are arranged in parallel, and a plurality of grooves 102 are formed between the second protrusions 103 and the third protrusions 105. The injection is formed in the strip groove 102 and spans the terminal slots 100 and the conductive terminals 12 to serve as a reinforcing conductive terminal 12 for fixing to the insulative housing 10.

It should be noted that, in this embodiment, in addition to being formed along the strip-shaped groove 102, the fixing strip 14 is additionally formed along the third gap 1050 between the third protrusions 105. The plurality of protrusions 142 formed on the fixing strip 14 can be engaged with the third gaps 1050 between the third protrusions 105 for better fixing effect. In addition, the fitting portion 126 of the conductive terminal 12 can be completely covered and fitted into the recess 144 when the fixing strip 14 is formed by injection, and the bent portion 184 of the lower housing 18 can be covered by both sides of the fixing strip 14. The end portion 146 is coated and fixed to the insulative housing 10 during injection molding.

The grounding bar 17 is disposed on the wires 19, thereby combining the wires 19 into a single body and forming a grounding protection state with the wires 19. In the embodiment, the wires 19 are Mini Coaxial Cables. An accommodating space (not shown) is formed between the rear half of the insulative housing 10 and the lower housing 18 . The grounding rod 17 is assembled in the accommodating space and electrically connected to the lower housing 18 . When the upper casing 16 is assembled on the insulative housing 10, the elastic piece 162 of the upper casing 16 can be just overlapped on the grounding rod 17, so that a connector structure having electromagnetic wave shielding and grounding function can be formed.

Referring to the seventh figure, the present invention provides a connector assembly method 3, the steps comprising: first providing a housing 31, wherein the lower housing is provided with a bearing portion and a bent portion on both sides of the bearing portion; An insulating body is disposed on the lower casing 32. The insulating body is provided with a bearing surface and a supporting surface with respect to the bearing surface. The bearing surface and the supporting surface are vertically disposed oppositely, and the bearing surface is provided with a plurality of terminal slots and recesses. The supporting surface is located on the carrying portion; the conductive terminal is assembled into the terminal slot 33 of the insulating body, wherein the conductive terminal comprises a pair of connecting portions, a lap portion and a bent portion, and the butt portion is mounted on the front half of the insulating body The lap joint is mounted on the rear half of the insulating body, and the bent portion is connected to the lap portion; the bent portion 34 of the conductive terminal is bent so that the bent portion is engaged with the top portion in the recess portion; and then the injection portion is formed a fixing strip is disposed on the bearing surface 35 of the insulative housing, wherein the fixing strip is disposed across the terminal slots and the conductive terminals, and the fixing strips cover the fixed conductive terminals and the bends covering the lower housing Portion on the insulating body; after solder wire 36 to the conductive terminals of the overlapping portion; an upper housing is then assembled to the insulative housing 37, wherein the housing is located above the fixed bar. In this embodiment, when the conductive terminal is assembled in the terminal slot of the insulative housing, the bent portion at this time is not bent and positioned in the recessed portion, so it is necessary to pass through a bending step to fold the conductive terminal. The bent portion can be bent and positioned and engaged against the recess in the insulating body.

In summary, the connector of the present invention is provided with a fitting portion and a bent portion on the conductive terminal, and the bent portion can be abutted against the recessed portion on the rear half of the insulating body, and A fixing strip is formed by the method of injection molding to selectively cover and fix the fitting portion on the insulating body, so that the purpose of stably holding the conductive terminal on the insulating body can be achieved. Compared with the conventional connector, the insulative housing of the present invention does not need to cover the upper and lower sides of the conductive terminal as a whole, thereby reducing the thickness of the connector structure, forming a stable holding of the conductive terminal and The thin connector structure solves the problem that the thickness of the conventional connector is large and does not conform to the thinning of the current product. In addition, by using the injection molding method, the fixing strip can cover the fixed conductive terminal or cover the fixed lower casing on the insulating body in a selective manner, thereby reducing waste of materials and thereby reducing production cost.

The above detailed description is intended to be illustrative of a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and other equivalents and modifications may be made without departing from the spirit of the invention. Changes are intended to be included in the scope of the patents covered by the present invention.

1. . . Connector

10. . . Insulating body

100. . . Terminal slot

101. . . First raised portion

1010. . . First gap

102. . . Strip groove

103. . . Second raised portion

105. . . Third raised portion

1050. . . Third gap

106. . . Bearing surface

107. . . Depression

108. . . Support surface

12. . . Conductive terminal

122. . . Docking

124. . . Lap

126. . . Mating part

128. . . Bending section

14. . . Fixed strip

142. . . Protrusion

144. . . Groove

146. . . Wrapped end

16. . . Upper housing

162. . . shrapnel

17. . . Ground rod

18. . . Lower housing

182. . . Carrying part

184. . . Bending section

19. . . wire

3. . . Connector assembly method

31. . . Provide a housing

32. . . Installing an insulating body on the lower casing

33. . . Assembling the conductive terminal into the terminal slot of the insulative housing

34. . . Bending the bend of the conductive terminal

35. . . Injection molding a fixing strip on the bearing surface of the insulating body

36. . . Soldering wire on the lap of the conductive terminal

37. . . Assembling an upper casing on the insulating body

The first figure is a schematic perspective view of the connector of the present invention.

The second figure is a perspective exploded view of the connector of the first figure.

The third figure is a partial exploded view of the connector of the first figure.

The fourth figure is a perspective view of the conductive terminals of the connector of the second figure.

The fifth figure is a perspective view of the fixing strip of the connector of the second figure.

Figure 6 is a perspective view of the insulative body of the connector of the second figure.

The seventh drawing is a schematic diagram of the assembly process of the connector of the present invention.

3. . . Connector assembly method

31. . . Provide a housing

32. . . Installing an insulating body on the lower casing

33. . . Assembling the conductive terminal into the terminal slot of the insulative housing

34. . . Bending the bend of the conductive terminal

35. . . Injection molding a fixing strip on the bearing surface of the insulating body

36. . . Soldering wire on the lap of the conductive terminal

37. . . Assembling an upper casing on the insulating body

Claims (7)

A connector, comprising: a lower housing, wherein the lower housing is provided with a bearing portion and a bent portion on one side of the bearing portion; an insulating body is mounted on the lower housing, wherein the insulating body is provided with a a bearing surface and a supporting surface of the bearing surface, the bearing surface and the supporting surface are disposed opposite to each other, the bearing surface is provided with a plurality of terminal slots and a recessed portion, the supporting surface is located on the carrying portion; A plurality of conductive terminals are assembled in the terminal slots of the insulative housing, wherein each of the conductive terminals includes a pair of connecting portions, a lap portion and a bent portion, the abutting portion is located on the front half of the insulating body The lap portion is located on the rear half of the insulating body, the bent portion is connected to the lap portion, and the bent portion is engaged with the top portion of each of the recess portions; a fixing strip is formed by injection molding. The bearing surface is disposed across the terminal slots and the conductive terminals, wherein the bent portion passes through one of the holes on one side of the insulating body, and the fixing strip is formed to cover and fix the bent portion On the insulating body, The fixing strip can cover the conductive terminals and the bent portion of the lower casing on the insulating body; a plurality of wires are connected and fixed to the overlapping portions of the conductive terminals; and an upper casing, The lower housing is assembled to the insulative housing, wherein the upper housing is located above the fixing strip. The connector of claim 1, wherein each of the conductive terminals further comprises a fitting portion, the fitting portion being located between the abutting portion and the overlapping portion, the fixing strip covering and fixing the fitting unit. The connector of claim 1, wherein the carrier surface is provided with a plurality of second protrusions and third protrusions, and the second protrusions and the third protrusions are arranged There is a groove which is formed in the strip groove. The connector of claim 3, wherein the fixing strip forms a plurality of protrusions that are engageable with the third gap between the third protrusions. A connector includes: a lower housing, wherein the lower housing is provided with a bearing portion; an insulating body is mounted on the lower housing, wherein the insulating body is provided with a bearing surface and a supporting surface relative to the bearing surface The bearing surface and the supporting surface are disposed opposite to each other. The bearing surface is provided with a plurality of terminal slots and a recessed portion. The supporting surface is located on the carrying portion, and the supporting surface is provided with a plurality of second protrusions. a strip-shaped groove is formed between the second protrusion and the third protrusion; the plurality of conductive terminals are assembled in the terminal slots of the insulation body Each of the conductive terminals includes a pair of abutting portion, a lap portion and a bent portion, the abutting portion is located on the front half of the insulating body, and the lap portion is located on the rear half of the insulating body, the bent portion Connected to the lap portion, the bent portion is engaged with the top portion of each of the recess portions; a fixing strip is formed on the strip-shaped groove of the bearing surface and spans the terminal slots and the conductive terminals, wherein the fixing strip covers the fixing of the conductive terminals to the insulating The fixing strip forms a plurality of protrusions that can be engaged with the third gap between the third protrusions; a plurality of wires are connected and fixed to the overlapping portions of the conductive terminals; and The upper housing is assembled to the insulative housing relative to the lower housing, wherein the upper housing is located above the fixing strip. The connector of claim 5, wherein each of the conductive terminals further comprises a fitting portion, the fitting portion being located between the abutting portion and the overlapping portion, the fixing strip covering and fixing the fitting unit. A connector assembly method includes: providing a lower case, wherein the lower case is provided with a bearing portion, the lower case is provided with a bent portion on one side of the carrying portion; and an insulating body is mounted on the lower case The upper surface of the insulating body is provided with a supporting surface and a supporting surface opposite to the supporting surface. The supporting surface and the supporting surface are vertically disposed opposite to each other, and the supporting surface is provided with a plurality of terminal slots and a recessed portion. The supporting surface is located on the carrying portion; the plurality of conductive terminals are assembled in the terminal slots of the insulating body, wherein each of the conductive terminals comprises a pair of joints, a lap portion and a bent portion, the butt portion Mounted on the front half of the insulative housing, the overlapping portion is mounted on the rear half of the insulative housing, the bent portion is connected to the overlapping portion; And bending the bent portion of each of the conductive terminals to engage the bent portion against each of the recessed portions; and forming a fixing strip on the bearing surface of the insulating body, wherein the bent portion a fixing strip is disposed on the terminal slots and the conductive terminals, and the fixing strips can cover and fix the conductive terminals on the insulating body, and the fixing strips can cover and fix the curved portion of the lower housing Folding a portion of the insulating body; soldering a plurality of wires to the overlapping portion of the conductive terminals; and assembling an upper casing to the insulating body, wherein the upper casing is located above the fixing strip.