CN218242316U - Plug connector capable of preventing terminal from deforming - Google Patents
Plug connector capable of preventing terminal from deforming Download PDFInfo
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- CN218242316U CN218242316U CN202222361390.8U CN202222361390U CN218242316U CN 218242316 U CN218242316 U CN 218242316U CN 202222361390 U CN202222361390 U CN 202222361390U CN 218242316 U CN218242316 U CN 218242316U
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- elastic arm
- plug connector
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Abstract
The utility model discloses a plug connector capable of preventing terminal deformation, which comprises an insulating seat and a plurality of terminals side by side, wherein the insulating seat comprises a slot recessed from the front side and a plurality of channels which are communicated with the slot and run through from the rear side to the front side; each terminal is respectively fixed in the channel and penetrates into the slot, and comprises a fixed part which is propped against the top wall and the bottom wall of the corresponding channel, and an elastic arm which integrally protrudes from the front side part of the fixed part to the slot along the corresponding channel; wherein, the bottom side of the rear section of the elastic arm extends to a stopping part towards the bottom wall of the channel, and the contact surface of the stopping part and the bottom wall has a length; therefore, the stopping part can shorten the force arm of the elastic arm and disperse the stress applied to the elastic arm, and the terminals can be effectively prevented from being deformed due to excessive stress.
Description
Technical Field
The present invention relates to a plug connector, and more particularly to a plug connector capable of preventing terminal deformation.
Background
Referring to fig. 6, a conventional plug connector includes a housing 60, an insulating base 70, a plurality of upper row terminals 80 and a plurality of lower row terminals 90.
The insulating base 70 is accommodated in the housing 60 and includes a slot 71, a plurality of upper slots 72 arranged side by side and a plurality of lower slots 73 arranged side by side; the slot 71 is recessed from the front side of the insulating base 70, and the front portions of the top and bottom surfaces thereof respectively protrude downward and upward to form a protruding portion 711, and the two protruding portions 711 respectively extend rearward to form a stopping portion 712 with an inclined plane; the upper slots 72 and the lower slots 73 respectively penetrate through the insulating base 70 from the upper half part and the lower half part of the rear side of the insulating base 70 to communicate with the slot 71, and the lower slots 73 are symmetrical to the upper slots 72. Each upper row terminal 80 includes a fixing portion 81 and an elastic arm 82, the fixing portion 81 is fixed to the rear portion of the upper slot 72; the elastic arm 82 keeps a distance from the wall surface of the upper channel 71, and protrudes from the fixing portion 81 through the upper channel 72 to the insertion slot 71, and one free end thereof extends toward the bottom surface 712 of the insertion slot 71 to form an upper hook-shaped contact portion 821, a front portion 822 of the contact portion 821 abuts against the abutting portion 714, and the horizontal height of the end of the front portion 822 is higher than the horizontal height of the bottom of the protrusion 711; the lower rows of terminals 90 are respectively fixed in the lower channels 73 and are symmetrical to the upper rows of terminals 80.
When the plug connector is plugged, a tongue (not shown) of the corresponding socket connector extends into the slot 71 to push the upper and lower rows of terminals 80, 90 upward and downward respectively, as further described in detail with reference to the single upper row of terminals 80, when the tongue is plugged, it pushes up the spring arms 82 of the upper rows of terminals 80 along the front portion 822 of the contact portion 821, so that the contact portions 821 of the spring arms 82 contact with the corresponding terminals on the tongue; however, during the plugging process, the tongue piece of the receptacle connector may deviate from the correct plugging trace, and cause excessive stress to the contact portion 821 of the partial terminal, so as to bend and deform it downward. Therefore, it is necessary to improve the conventional plug connector to prevent the terminals from being deformed and failing.
SUMMERY OF THE UTILITY MODEL
In view of the above-mentioned terminal of plug connector produces the shortcoming of buckling deformation because of the use, the utility model provides an improved plug connector that can prevent terminal deformation can avoid the terminal because of the deformation that too big stress caused, can not cause this plug connector to become invalid.
To achieve the above object, the main technical means used in the present invention is to make the plug connector capable of preventing the terminal from deforming, including:
an insulating base, comprising:
a slot, which is recessed from the front side of the insulating base and comprises a top surface, a bottom surface and two side surfaces; and
the plurality of first channels are arranged side by side and penetrate through the insulating seat from the rear side of the insulating seat so as to be communicated with the slot; wherein each first channel comprises a top wall, a bottom wall and two side walls; and
a plurality of first terminals which are arranged side by side and are respectively fixed in the first channel and penetrate into the slot; wherein each of the first terminals comprises:
a fixing part, which is propped against the top wall and the bottom wall corresponding to the first channel; and
an elastic arm, protruding from the front part of the first fixing part to the slot along the corresponding first channel, wherein:
the top side and the bottom side of a rear section of the elastic arm, which is positioned in the first channel, respectively keep a distance from the top wall and the bottom wall of the corresponding first channel, and the bottom side of the rear section extends towards the bottom wall to form a stopping part which is abutted against the bottom wall; and
the elastic arm is positioned in the first channel, the top side of a front section of the elastic arm is kept at a distance from the top surface of the slot, and the bottom side of the free end of the front section extends towards the bottom surface of the slot to form a contact part; wherein the height difference between a bottom of the contact portion and the bottom wall of the first channel is within plus or minus 0.1 mm.
Wherein, the insulating seat is accommodated in the shell; and the contact surface of the stopping part and the bottom wall has a length.
The insulating seat further comprises a plurality of second channels which are respectively arranged side by side with the first channels at intervals and penetrate through the insulating seat from the rear side of the insulating seat to the front side so as to be communicated with the slot; wherein each second channel comprises a top wall, a bottom wall and two side walls; the plurality of second terminals which are arranged side by side are further respectively fixed in the second channels and penetrate into the slots; wherein each of the second terminals comprises: the fixing part is abutted against the top wall and the bottom wall of the corresponding second channel; and an elastic arm integrally protruding from the front part of the fixing part to the slot along the corresponding second channel, wherein: the top side and the bottom side of a rear section of the elastic arm positioned in the second channel keep a distance with the top wall and the bottom wall of the corresponding second channel respectively, and the top side of the rear section extends towards the top wall of the second channel to form a stopping part which is abutted against the top wall; wherein the contact surface of the stopping part and the top wall has a length; the elastic arm is positioned at the bottom side of a front section in the second channel and keeps a distance with the bottom surface of the slot, and the top side of the free end of the front section extends to a contact part towards the bottom surface of the slot; wherein the height difference between a top of the contact part and the top wall of the second channel is within plus and minus 0.1 mm.
Wherein, the free end of the front section of the elastic arm of each first terminal further bends towards the top surface of the slot to extend a tail end; and the free end of the front section of the elastic arm of each second terminal is further bent towards the bottom surface of the slot to extend to a tail end.
Wherein, the front part of the top surface of the slot further extends towards the bottom surface, and an upper step part is formed at the front side of the first slot, and the horizontal height of the bottom of the upper step part is lower than that of the tail end of the elastic arm of the first terminal; and the front part of the bottom surface of the slot further extends towards the top surface, and a lower step part is formed at the front side of the second slot channel, and the horizontal height of the top part of the lower step part is lower than that of the tail end of the elastic arm of the second terminal.
Wherein the upper step portion extends vertically downward from the top surface of the socket; and the lower step portion extends vertically upward from the bottom surface of the slot.
Wherein, the distance between the top side of the front section of the elastic arm of each first terminal and the top surface of the slot is longer than the distance between the top side of the rear section and the top wall of the corresponding first channel; and the distance between the bottom side of the front section of the elastic arm of each second terminal and the bottom surface of the slot is longer than the distance between the bottom side of the rear section of the elastic arm of each second terminal and the bottom wall of the corresponding second channel.
Wherein, the fixing portion of each first terminal further comprises two protruding spines, which extend towards the rear side of the fixing portion respectively and bend towards the two sides of the fixing portion in a staggered manner so as to be embedded into the two side walls of the corresponding first channel respectively; and the fixing part of each second terminal further comprises two protruding spines which respectively extend towards the rear side of the fixing part and respectively bend towards the two sides of the fixing part in a staggered manner so as to be respectively embedded into the two side walls of the corresponding second channel.
Each first terminal further comprises a tail part, the tail part extends backwards from the rear side part of the fixing part to form the insulating seat and is integrally bent upwards so as to be flatly attached to and matched with the upper half part of the rear side of the insulating seat in a clamping manner; each second terminal further comprises a tail part, the tail part extends backwards from the rear side part of the fixed part to form the insulating seat and is bent downwards integrally so as to be flatly attached and matched with and clamped with the lower half part of the rear side of the insulating seat; wherein the tail portions of the first terminals are spaced apart from the tail portions of the second terminals, respectively.
Wherein, the insulating base further comprises two long slots which respectively penetrate through the two sides of the slot; and a fastener is further fixed in the insulating seat, and comprises: the cross bars are arranged between the tail parts of the first terminals and the tail parts of the second terminals at intervals and are fixed on the rear side of the insulating seat; the clamping arms integrally extend from the two ends of the cross rod to the slot along the corresponding long grooves; wherein the front ends of the two clamping arms respectively extend to the slot to form a protruding part.
Wherein the contact portion of the spring arm of the first terminal is an arc-shaped contact portion; and the contact portion of the spring arm of the second terminal is an arc-shaped contact portion.
Wherein the housing further comprises: two opposite buckling parts respectively extending backwards from the rear side of the shell; the two buckling holes are formed at the rear part of the upper side surface of the shell at intervals; and the insulating base is further fixed in the shell through the two buckling parts and the two buckling holes of the shell.
The first terminal and the second terminal are formed by flat-plate punch forming.
As can be seen from the above description, the present invention extends the stopping portion toward the bottom wall of the first channel mainly from the bottom side of the rear section of the elastic arm of each first terminal, and the stopping portion abuts against the bottom wall of the first channel, so that the elastic arm can be supported upwards, and because the stopping portion has a large enough contact surface with the bottom wall, the stress received by the elastic arm during plugging can be effectively dispersed, and the deformation of the first terminals due to the large stress is prevented, thereby ensuring the reliability of the plug connector.
The present invention will be described in detail with reference to the accompanying drawings and specific embodiments, but the present invention is not limited thereto.
Drawings
FIG. 1: the utility model discloses can prevent a stereogram of plug connector of terminal deformation.
FIG. 2: the utility model discloses can prevent a three-dimensional exploded view of plug connector of terminal deformation.
FIG. 3: base:Sub>A cross-sectional view of thebase:Sub>A-base:Sub>A section line of fig. 1.
FIG. 4: the utility model discloses a perspective view of a terminal.
FIG. 5: a cross-sectional view of the B-B cut line of fig. 1.
FIG. 6: an enlarged partial cross-sectional view of an electrical connector is provided.
Wherein, the reference numbers:
10 casing 11, fastening part
12, a fastening hole 20, an insulating seat
201 front side 202 rear side
21, slot 211, top surface
212 bottom surface 213 side surfaces
22 first channel 221 top wall
222 bottom wall 223 side wall
23 second channel 231 Top wall
232 bottom wall 233 side wall
24 upper step part 241 bottom part
25 lower step 251 top
26 elongated slot 30 first terminal
31 fixing part 311 protruding spine
32 elastic arm 321 rear section
3211 top side 3212 bottom side
322, a stopping part 323, a front section
324, tip 325, contact
3251 bottom 33 tail
40 second terminal 41 fixing part
411 protruding thorn 42 spring arm
421: posterior segment 4211: top side
4212 bottom side 422 stop part
423 front section 424 end
425 contact part 4251 top part
43 tail 50 fastener
51 cross bar 52 clamping arm
521 projection 60 casing
70 insulating base 71 inserting slot
711, protrusion 712, stopper
72 upper channel 73 lower channel
80 upper row terminal 81 fixing part
82 spring arm 821 contact part
822 front 90 lower row of terminals
Detailed Description
The present invention relates to a plug connector capable of preventing terminal deformation, and the technical content of the present invention will be described in detail below with reference to the accompanying drawings.
Referring to fig. 1, the plug connector capable of preventing terminal deformation of the present invention includes an insulating base 20 and a plurality of first terminals 30, and may further include a housing 10; in one embodiment, as shown in fig. 2, the plug connector may further include a plurality of second terminals 40 and a locking element 50.
As shown in fig. 2, the housing 10 includes two opposite fastening portions 11 and two fastening holes 12, and the two fastening portions 11 extend backward from the rear side of the housing 10; the two fastening holes 12 are formed at intervals at the rear part of the upper side of the housing 10; in the present embodiment, the housing 10 is a metal housing, and can be electrically grounded to shield electromagnetic waves.
The insulating base 20 is accommodated in the housing 10 and fixed in the housing 10 through the two fastening portions 11 and the two fastening holes 12 of the housing 10, and the insulating base 20 includes a slot 21 and a plurality of first slots 22 arranged side by side; the slot 21 is recessed from the front side 201 of the insulating base 20 for inserting a tongue (not shown) of a corresponding socket connector, and the slot 21 includes a top surface 211, a bottom surface 212, and two side surfaces 213; referring to fig. 3 and 5, the first grooves 22 extend forward from the upper half of the rear side 202 of the insulating base 20 through the insulating base 20 to communicate with the slots 21; each of the first slots 22 includes a top wall 221, a bottom wall 222 and two side walls 223; in the present embodiment, as shown in fig. 3, the front portion of the top surface 211 of the slot 21 further extends toward the bottom surface 212 to form an upper step portion 24, and the upper step portion 24 is located at the front side of the first slots 22; preferably, the upper step portion 24 extends vertically downward from the top surface 211.
In this embodiment, the insulating base 20 may further include a plurality of second grooves 23 arranged side by side, the second grooves 23 penetrate the insulating base 20 forward from the lower half portion of the rear side 202 of the insulating base 20 to communicate with the slot 21, and the second grooves 23 are respectively arranged side by side with the first grooves 22 at intervals; as shown in fig. 3 and 5, each of the second grooves 23 also includes a top wall 231, a bottom wall 232 and two side walls 233; in the present embodiment, as shown in fig. 3, the front portion of the bottom surface 212 of the slot 21 further extends toward the bottom 241 of the upper step portion 24 to form a lower step portion 25, the lower step portion 25 is located at the front side of the second slot 23, and preferably, the lower step portion extends vertically upward from the bottom surface 212; the upper step portion 24 and the lower step portion 25 maintain a distance therebetween so that when the plug connector is inserted into a corresponding socket connector, a tongue piece of the socket connector is inserted and accommodated therein; in one embodiment, the insulating base 20 further includes two elongated slots 26, which respectively extend through the two sides 213 of the slot 21.
Referring to fig. 3, the first terminals 30 are respectively fixed in the first slots 22 and penetrate into the slots 21, and as shown in fig. 4, each of the first terminals 30 includes a fixing portion 31 and a resilient arm 32, and may further include a tail portion 33, wherein the top side of the fixing portion 31 abuts against the top wall 221 of the corresponding first slot 22, and the bottom side abuts against the bottom wall 222 of the first slot 22; the elastic arm 32 integrally protrudes from the front portion of the fixing portion 31 along the corresponding first slot 22 toward the slot 21; the tail portion 33 extends from the rear portion of the fixing portion 31 to the rear of the insulating base 20 and is bent upward to be flush with and engaged with the upper half portion of the rear side 202 of the insulating base 20, so that each first terminal 30 is substantially L-shaped. In the present embodiment, as shown in fig. 4, the fixing portion 31 further includes two protruding spines 311 respectively extending toward the rear side of the fixing portion 31 and respectively bending toward two sides of the fixing portion 31 in a staggered manner, so as to be respectively embedded into the two side walls 223 of the corresponding first slot tracks 22 as shown in fig. 5, so that each first terminal 30 is stably fixed in the corresponding first slot track 22 without separating the first terminals 30 from the insulating base 20. The elastic arm 32 includes a rear section 321 located in the first slot 22 and a front section 323 protruding from the slot 21, the top side 3211 and the bottom side 3212 of the rear section 321 respectively keep a distance from the top wall 221 and the bottom wall 222 of the corresponding first slot 22, the bottom side 3212 of the rear section 321 extends toward the bottom wall 222 and abuts against a stop portion 322 in front of the bottom wall 222, and a contact surface between the stop portion 322 and the bottom wall 222 has a length L to form an elongated contact surface; the top side of a front section 323 of the elastic arm 32 located in the first slot 22 keeps a distance from the top surface 211 of the slot 21, and the top side of the free end of the front section 323 bends and extends a terminal 324 toward the top surface 211 of the slot 21, and the bottom side extends an arc-shaped contact portion 325 toward the bottom surface 212 of the slot 21; preferably, the elastic arm 32 is slightly bent downward when extending from the fixing portion 32 to the insertion slot 21, so that the distance between the top side of the front section 323 and the top surface 211 of the insertion slot 21 is longer than the distance between the top side 3211 of the rear section 321 and the top wall 221 of the corresponding first slot 22, but the height difference between a bottom 3251 of the contact portion 325 and the bottom of the stopping portion 322 is within plus or minus 0.1 mm. Specifically, the stopping portion 322 is substantially in the shape of an inverted trapezoid, and the front side thereof is close to the slot opening of the first slot 22; therefore, the contact surface between the stopping portion 322 and the bottom wall 222 can support the elastic arm 32, disperse the stress applied to the elastic arm 32 to the contact surface, and shorten the arm of force corresponding to the elastic arm 32, thereby reducing the stress applied to the elastic arm 32 when the plug connector is plugged into the corresponding receptacle connector, and preventing the elastic arm 32 of the first terminals 30 from being deformed, so in this embodiment, the stopping portion 322 can maintain the horizontal height of the end 324 of the elastic arm 32 of the first terminals 30 higher than the horizontal height of the bottom 241 of the upper step portion 24. In one embodiment, the first terminals 30 are formed by stamping a flat plate, but not limited thereto.
In one embodiment, as shown in fig. 3, the second terminals 40 are further fixed in the second slots 23 respectively and penetrate into the slots 21, and each of the second terminals 40 also includes a fixing portion 41, a resilient arm 42 and a tail portion 43, wherein the top side of the fixing portion 41 abuts against the rear portion of the top wall 231 of the corresponding second slot 23, and the bottom side thereof abuts against the rear portion of the bottom wall 232 of the second slot 23; the elastic arm 42 integrally protrudes from the front portion of the fixing portion 41 along the corresponding second slot 23 toward the slot 21; the tail portion 43 extends from the rear portion of the fixing portion 41 to the rear of the insulating base 20 and is bent downward to be flush with and engaged with the lower half portion of the rear side 202 of the insulating base 20, so that each of the second terminals is substantially in an inverted "L" shape, and the tail portions 33 of the first terminals 30 are spaced from the tail portions 43 of the second terminals 40, respectively, so as to prevent the first terminals 30 and the second terminals 40 from forming a short circuit. As shown in fig. 3, the fixing portion 41 also includes two protruding spines 411, which respectively extend toward the rear side of the fixing portion 41 and respectively bend toward two sides of the fixing portion 41 in a staggered manner, so as to be respectively embedded into the two side walls 233 of the corresponding first slot 22, as shown in fig. 5, so that each second terminal 40 is firmly fixed in the corresponding second slot 23 without separating the second terminals 40 from the insulating base 20. The elastic arm 42 includes a rear section 421 located in the second slot channel 23, and a front section 423 protruding from the insertion slot, wherein a top side 4211 and a bottom side 4212 of the rear section 421 respectively keep a distance from the top wall 231 and the bottom wall 232 of the corresponding second slot channel 23, the top side 4211 of the rear section 421 extends toward the top wall 231 to abut against a stop portion 422 of the front portion of the top wall 231, and the stop portion 422 is substantially in a trapezoid shape, and a contact surface of the stop portion 422 and the top wall 231 has a length L to form a long contact surface; the elastic arm 42 is located in the second slot channel 23, and the bottom side of a front section 423 is spaced from the bottom surface 212 of the slot 21, and the bottom side of the free end of the front section 423 bends and extends a terminal 424 toward the bottom surface 212 of the slot 21, and the top side extends an arc-shaped contact portion 425 toward the top surface 211 of the slot 21; preferably, the elastic arm 42 is slightly bent upwards when extending from the fixing portion 41 to the insertion slot 21, so that the distance between the bottom side of the front section 423 and the bottom surface 212 of the insertion slot 21 is longer than the distance between the bottom side 4211 of the rear section 421 and the bottom wall 232 of the corresponding second channel 23, but the height difference between a top portion 4251 of the contact portion 425 and the top portion of the stopping portion 422 is within plus or minus 0.1 mm. As can be seen, the structure of the second terminals 40 is the same as that of the first terminals 30, and the contact surfaces of the stopping portion 422 and the top wall 231 can also support the elastic arm 42, so as to disperse the stress applied to the elastic arm 42 to the contact surfaces, and shorten the arm of force corresponding to the elastic arm 42, thereby effectively preventing the second terminals 40 from being deformed due to excessive stress, so that in this embodiment, the stopping portion 422 can also maintain the horizontal height of the end 424 of the elastic arm 42 of the second terminals lower than the horizontal height of the top 251 of the lower step portion 25. In one embodiment, the second terminals 40 are formed by flat plate stamping, but not limited thereto.
In one embodiment, as shown in fig. 2 and 3, the locking element 50 is further fixed in the insulating base 20, and includes a cross bar 51 and two clamping arms 52; the cross bar 51 is disposed between the tail portions 33 of the first terminals 30 and the tail portions 43 of the second terminals 40 at intervals, and fixed to the rear side 202 of the insulating base 20; the two clipping arms 52 integrally protrude from the two ends of the cross bar 51 toward the slot 21 along the corresponding elongated slots 26, and the front ends of the two clipping arms 52 respectively extend to a protruding portion 521 toward the slot 21, so as to fix the tongue piece of the receptacle connector when the plug connector is plugged into the corresponding receptacle connector.
As can be seen from the above description, the present invention extends a stopping portion on the bottom side of the rear section of the elastic arm of each first terminal respectively fixed in the first slot of the insulating base, and the stopping portion abuts against the bottom wall of the corresponding first slot, so as to ensure that the first terminals are not deformed by too much stress; furthermore, a stop portion can also extend from the top side of the rear section of the elastic arm of each second terminal respectively fixed in the two channels of the insulating base, and the stop portion abuts against the top wall of the corresponding second channel, so that the deformation of the second terminals can be prevented; therefore, the stopping portions formed by the elastic arms of the first and second terminals can disperse the stress of the corresponding first and second terminals, thereby effectively preventing the deformation of the first and second terminals and ensuring the reliability of the plug connector.
The above description is only an embodiment of the present invention, and is not intended to limit the present invention in any way, and the present invention has been disclosed in the above embodiments, but not limited to the above embodiments, and any person who knows commonly in any technical field can make modifications or equivalent changes within the scope of the technical solution of the present invention.
Of course, the present invention can have other embodiments, and those skilled in the art can make various corresponding changes and modifications according to the present invention without departing from the spirit and the essence of the present invention, and these corresponding changes and modifications should fall within the protection scope of the claims of the present invention.
Claims (13)
1. A plug connector capable of preventing deformation of a terminal, comprising:
an insulating base, comprising:
a slot, which is recessed from the front side of the insulating base and comprises a top surface, a bottom surface and two side surfaces; and
the plurality of first channels are arranged side by side and penetrate through the insulating seat from the rear side of the insulating seat to the front side so as to be communicated with the slot; wherein each first channel comprises a top wall, a bottom wall and two side walls; and
a plurality of first terminals which are arranged side by side and are respectively fixed in the first channel and penetrate into the slot; wherein each of the first terminals comprises:
a fixing part, which is propped against the top wall and the bottom wall of the corresponding first channel; and
an elastic arm, which protrudes from the front part of the fixing part to the slot along the corresponding first channel, wherein:
the top side and the bottom side of a rear section of the elastic arm positioned in the first channel respectively keep a distance with the top wall and the bottom wall of the corresponding first channel, and the bottom side of the rear section extends towards the bottom wall of the first channel to form a stopping part which is abutted against the bottom wall; and
the elastic arm is positioned in the first channel, the top side of a front section of the elastic arm is kept at a distance from the top surface of the slot, and the bottom side of the free end of the front section extends towards the bottom surface of the slot to form a contact part; wherein the height difference between a bottom of the contact portion and the bottom wall of the first channel is within plus or minus 0.1 mm.
2. The plug connector capable of preventing deformation of a terminal according to claim 1, wherein:
the insulating seat is accommodated in the shell; and
the contact surface of the stopping part and the bottom wall has a length.
3. The plug connector of claim 2, wherein the housing further includes a plurality of second slots spaced from and aligned with the first slots and extending forwardly through the housing from the rear side of the housing to communicate with the slots; wherein each second channel comprises a top wall, a bottom wall and two side walls;
the plurality of second terminals which are arranged side by side are further respectively fixed in the second channels and penetrate into the slots; wherein each of the second terminals comprises:
the fixing part is abutted against the top wall and the bottom wall of the corresponding second channel; and
an elastic arm integrally protruding from the front portion of the fixing portion to the slot along the corresponding second channel, wherein:
the top side and the bottom side of a rear section of the elastic arm positioned in the second channel respectively keep a distance with the top wall and the bottom wall of the corresponding second channel, and the top side of the rear section extends towards the top wall of the second channel to form a stopping part which is abutted against the top wall; wherein the contact surface of the stopping part and the top wall has a length; and
the elastic arm is positioned at the bottom side of a front section in the second channel and keeps a distance with the bottom surface of the slot, and the top side of the free end of the front section extends to a contact part towards the bottom surface of the slot; wherein the height difference between a top of the contact part and the top wall of the second channel is within plus or minus 0.1 mm.
4. The plug connector capable of preventing deformation of a terminal according to claim 3, wherein:
the free end of the front section of the elastic arm of each first terminal is further bent towards the top surface of the slot to extend to a tail end; and
the free end of the front section of the elastic arm of each second terminal is further bent towards the bottom surface of the slot to extend to a tail end.
5. The plug connector capable of preventing deformation of a terminal according to claim 4, wherein:
the front part of the top surface of the slot further extends towards the bottom surface, and an upper step part is formed at the front side of the first channel, and the horizontal height of the bottom of the upper step part is lower than that of the tail end of the elastic arm of the first terminal; and
the front part of the bottom surface of the slot further extends towards the top surface, and a lower step part is formed at the front side of the second slot channel, and the horizontal height of the top part of the lower step part is lower than that of the tail end of the elastic arm of the second terminal.
6. The plug connector capable of preventing deformation of a terminal according to claim 5, wherein:
the upper step portion extends vertically downward from the top surface of the slot; and
the lower step portion extends vertically upward from the bottom surface of the slot.
7. The plug connector capable of preventing deformation of a terminal according to claim 6, wherein:
the distance between the top side of the front section of the elastic arm of each first terminal and the top surface of the slot is longer than the distance between the top side of the rear section of the elastic arm of each first terminal and the top wall of the corresponding first channel; and
the distance between the bottom side of the front section of the elastic arm of each second terminal and the bottom surface of the slot is longer than the distance between the bottom side of the rear section of the elastic arm of each second terminal and the bottom wall of the corresponding second channel.
8. The plug connector capable of preventing deformation of a terminal according to any one of claims 1 to 7, wherein:
the fixing part of each first terminal further comprises two protruding spines which respectively extend towards the rear side of the fixing part and respectively bend towards the two sides of the fixing part in a staggered manner so as to be respectively embedded into the two corresponding side walls of the first channel; and
the fixing portion of each second terminal further includes two protruding spines, which extend toward the rear side of the fixing portion respectively and bend toward two sides of the fixing portion in a staggered manner to be embedded into the two side walls of the corresponding second channel respectively.
9. The plug connector capable of preventing deformation of a terminal according to claim 8, wherein:
each first terminal further comprises a tail part, the tail part extends backwards from the rear side part of the fixing part to form the insulating seat and is integrally bent upwards so as to be flatly attached to and matched with the upper half part of the rear side of the insulating seat in a clamping manner; and
each second terminal further comprises a tail part, the tail part extends backwards from the rear side part of the fixed part to form the insulating seat and is bent downwards integrally so as to be flatly attached and matched with and clamped with the lower half part of the rear side of the insulating seat; wherein the tail portions of the first terminals are spaced apart from the tail portions of the second terminals, respectively.
10. The plug connector capable of preventing deformation of a terminal according to claim 9, wherein:
the insulating base further comprises two long grooves which respectively penetrate through the two sides of the slot outwards; and
a fastener is further fixed in this insulating seat, and it includes:
the cross bars are arranged between the tail parts of the first terminals and the tail parts of the second terminals at intervals and are fixed on the rear side of the insulating seat; and
the two clamping arms integrally extend from the two ends of the cross rod to the slot along the corresponding long grooves; wherein the front ends of the two clamping arms respectively extend to the slot to form a protruding part.
11. The plug connector capable of preventing deformation of a terminal according to claim 10, wherein:
the contact portion of the spring arm of the first terminal is an arc-shaped contact portion; and
the contact portion of the spring arm of the second terminal is an arc-shaped contact portion.
12. The plug connector capable of preventing deformation of a terminal according to claim 2, wherein:
the housing further comprises:
the two opposite buckling parts respectively extend backwards from the rear side of the shell; and
two fastening holes formed at the rear part of the upper side surface of the shell at intervals; and
the insulating base is further fixed in the shell through the two buckling parts and the two buckling holes of the shell.
13. The plug connector of claim 11, wherein the first terminal and the second terminal are stamped and formed in flat plates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222361390.8U CN218242316U (en) | 2022-09-06 | 2022-09-06 | Plug connector capable of preventing terminal from deforming |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222361390.8U CN218242316U (en) | 2022-09-06 | 2022-09-06 | Plug connector capable of preventing terminal from deforming |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218242316U true CN218242316U (en) | 2023-01-06 |
Family
ID=84686524
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222361390.8U Active CN218242316U (en) | 2022-09-06 | 2022-09-06 | Plug connector capable of preventing terminal from deforming |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218242316U (en) |
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2022
- 2022-09-06 CN CN202222361390.8U patent/CN218242316U/en active Active
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