CN209822924U - Plug-in male terminal connector, female terminal connector and plug-in connecting terminal - Google Patents

Abstract

The utility model relates to a plug-in male terminal connects, a plug-in female terminal connects, a plug-in connecting terminal. The male end elastic sheet of the male terminal connector forms a three-section type bending structure, a male end limiting column and a male end clamping block are arranged in the male end shell, the male end positioning part and the male end wiring part are limited on two sides of the male end elastic sheet respectively, and positioning and installation of the male end elastic sheet in the male end shell are guaranteed. The male end connecting part can be implemented to be of a smooth structure, no protrusion or barb is arranged on the surface, the assembling process is easier and more labor-saving, and the risk of instable installation caused by failure of the protrusion or barb can be effectively avoided. The size of at least one part of the wire hole is smaller than the wire diameter of the wire, and after the wire is inserted into the wire hole, the wire is in interference fit with the wire hole through the uneven surface of the wire, so that the fixed connection of the wire can be directly completed. The same applies to the female terminal connector. Plug-in connecting terminal, based on male terminal joint, female terminal joint, can realize high efficiency assembly, the wire installation is simple.

Description

Plug-in male terminal connector, female terminal connector and plug-in connecting terminal

Technical Field

The utility model relates to an electrical connection subassembly and lamp field, more specifically say, relate to a plug-in male terminal connects, a plug-in female terminal connects, a plug-in connecting terminal.

Background

In the conventional LED wiring, a lead is generally fixedly connected with a wiring terminal or a connector through a nut or a rivet, or connected by welding. As an improvement of the conventional technology, a plug-in type connection mode is also adopted in the connector for the LED, specifically, one or more wires are connected with a plug, another one or more wires are connected with a socket, and then the plug and the socket are plugged to form a connection wire.

Therefore, the existing connection terminal continuously shows various changes in structure, the structure of each connection terminal is different, and the complexity and the connection mode are different. Although the structure of each connecting terminal is different, the biggest disadvantage of the existing connecting terminal is that the connecting terminal cannot be completed in one step, and the connecting operation is usually completed by a plurality of steps or connecting wires, which is complicated. Particularly, in those cases where it is necessary to open the housing of the terminal, the metal end of the wire is fixedly connected to the metal conductor in the terminal by using a connecting member or a fixing member, such as a bolt or a rivet, and then the terminal is connected to the connector by closing the connector terminal.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art's is not enough, provides a quick convenient plug-in male terminal joint, female terminal joint of assembly, and based on plug-in connecting terminal of pegging graft mutually of male terminal joint, female terminal joint.

The technical scheme of the utility model as follows:

the utility model provides a plug-in male terminal connects, includes public end casing, public end shell fragment, and public end shell fragment includes public end connecting portion, public end wiring portion, public end location portion, and public end connecting portion and public end location portion are towards buckling connection in the both ends of public end wiring portion oppositely respectively, set up in the public end casing and support spacing public end spacing post in public end wiring portion formation top, and the inner wall of public end casing corresponds public end location portion and is provided with bellied public end fixture block, and public end location portion is supported in public end fixture block in the reverse top.

Preferably, the male end shell comprises a male end wire holder and a plug pin, a male end mounting opening is formed in the end face of the male end wire holder, a male end guide inclined plane is formed in one side, facing the male end mounting opening, of the male end clamping block, and a vertical plane is formed in one side, abutting against the male end positioning portion, of the male end clamping block.

Preferably, the male terminal limiting post is arranged in the male terminal connection base along the width direction, and one side of the male terminal limiting post facing the male terminal connection part is arranged to be a male terminal abutting inclined surface.

Preferably, the male end connecting part is arranged along the length direction of the male end shell, the male end connecting part and the male end wiring part are connected in a bent mode at an acute angle, the male end wiring part is approximately parallel to the male end abutting inclined surface of the male end limiting column, and the male end positioning part inclines towards the male end clamping block.

As preferred, the one end of public end connecting portion towards public end wiring portion extends the spacing wing of public end towards both sides, and public end connection terminal is provided with the public end mounting groove that corresponds the spacing wing of public end along length direction, and public end mounting groove is the blind end towards the one end of grafting pin, and public end connecting portion wear to establish to the grafting pin, and the spacing wing top of public end is supported the blind end spacing in public end mounting groove.

Preferably, the bending connection position of the male end wiring part or the male end wiring part and the male end positioning part is provided with a noncircular wire hole for the penetration and fixation of a lead, and the size of at least one part of the wire hole is smaller than the wire diameter of the lead.

The utility model provides a plug-in female terminal connects, includes female end casing, female end shell fragment, and female end shell fragment includes female end connecting portion, female end wiring portion, female end location portion, and female end connecting portion and female end location portion are towards opposite buckling connection in the both ends of female end wiring portion respectively, set up in the female end casing to female end wiring portion formation top support spacing female end spacing post, and the inner wall of female end casing corresponds female end location portion and is provided with bellied female end fixture block, and female end location portion is supported in female end fixture block in the reverse top.

As preferred, female end casing includes female end connection terminal, socket, and female end installing port has been seted up to the terminal surface of female end connection terminal, and female end fixture block sets up to female end direction inclined plane towards one side of female end installing port, and female end fixture block is vertical face with one side that female end location portion top was supported.

Preferably, the female terminal limiting column is arranged in the female terminal wiring seat along the length direction, and the end face, facing the female terminal wiring portion, of the female terminal limiting column is arranged to be a female terminal abutting inclined face.

Preferably, female end connecting portion set up along the length direction of female end casing, and female end connecting portion and female end wiring portion are acute angle bending connection, and female end wiring portion is approximately parallel with the female end top of female end spacing post supports the inclined plane, and female end location portion slope is towards female end fixture block.

As preferred, female end connecting portion extend female end spacing wing towards both sides towards the one end of female end wiring portion, and female end connection terminal is provided with the female end mounting groove that corresponds female end spacing wing along length direction, and female end mounting groove is the blind end towards the one end of bayonet socket, and female end connecting portion wear to establish to the bayonet socket, and the spacing wing top of female end is to spacing blind end in female end mounting groove.

Preferably, the bending connection position of the female terminal wiring part or the female terminal wiring part and the female terminal positioning part is provided with a noncircular wire hole for the penetration and fixation of a lead, and the size of at least one part of the wire hole is smaller than the wire diameter of the lead.

The plug-in connecting terminal comprises a male terminal connector and a female terminal connector, wherein under the plug-in state of the male terminal connector and the female terminal connector, a male end connecting part of a male end elastic sheet is in contact conduction with a female end connecting part of a female end elastic sheet.

The utility model has the advantages as follows:

plug-in male terminal connect, provide a novel assembly structure, public end connecting portion and public end location portion of public end shell fragment are towards opposite buckling connection in the both ends of public end wiring portion respectively, form syllogic buckling structure, set up spacing post of public end, public end fixture block in the public end casing, it is spacing to public end location portion, public end wiring portion formation respectively in the both sides of public end shell fragment, can prevent that public end shell fragment from excessively pushing into, can prevent again that public end shell fragment from reversely droing, guarantee the location installation of public end shell fragment in public end casing. The utility model discloses do not carry out the fixed of public end shell fragment through public end connecting portion, public end connecting portion can implement to smooth structure, and the surface does not have arch or barb, and the assembly process is lighter laborsaving, can avoid effectively moreover because arch or barb inefficacy cause the unstable risk of installation. The size of at least one part of the wire hole is smaller than the wire diameter of the wire, and after the wire is inserted into the wire hole, the wire is in interference fit with the wire hole through the uneven surface of the wire, so that the fixed connection of the wire can be directly completed.

Plug-in female terminal connect, provide a novel assembly structure, female end connecting portion and the female end location portion of female end shell fragment are towards opposite bending connection in the both ends of female end wiring portion respectively, form syllogic bending structure, set up the spacing post of female end, female end fixture block in the female end casing, it is spacing to female end location portion, female end wiring portion formation respectively in the both sides of female end shell fragment, can prevent that the female end shell fragment from excessively pushing into, can prevent again that the female end shell fragment from reversely droing, guarantee the location installation of female end shell fragment in the female end casing. The utility model discloses do not carry out the fixed of female end shell fragment through female end connecting portion, female end connecting portion can implement to smooth structure, and the surface does not have arch or barb, and the assembly process is lighter laborsaving, can avoid effectively moreover because arch or barb inefficacy cause the unstable risk of installation. The size of at least one part of the wire hole is smaller than the wire diameter of the wire, and after the wire is inserted into the wire hole, the wire is in interference fit with the wire hole through the uneven surface of the wire, so that the fixed connection of the wire can be directly completed.

Plug-in connecting terminal, based on male terminal joint, female terminal joint, can realize the high efficiency assembly, the wire installation is simple.

Drawings

FIG. 1 is an exploded view of the structure of a male plug-in terminal fitting;

FIG. 2 is a cross-sectional view of the male plug terminal fitting;

FIG. 3 is a cross-sectional view of a plug wire of the plug-in male terminal fitting;

fig. 4 is an exploded view of the structure of the plug-in female terminal fitting;

fig. 5 is a cross-sectional view of a plug-in female terminal fitting;

FIG. 6 is a cross-sectional view of a plug wire of the plug-in female terminal fitting;

FIG. 7 is a schematic structural diagram of a plug-in connection terminal;

fig. 8 is a sectional view of a plug wire of the plug-in connection terminal;

in the figure: 10 is a male terminal housing, 101 is a male terminal connector holder, 102 is a socket pin, 103 is a male terminal installation opening, 104 is a male terminal installation opening, 11 is a male terminal fixture block, 111 is a male terminal guide inclined surface, 12 is a male terminal limiting post, 121 is a male terminal abutting inclined surface, 13 is a pressing block, 20 is a male terminal elastic sheet, 201 is a male terminal connecting portion, 202 is a male terminal connector portion, 203 is a male terminal positioning portion, 204 is a male terminal limiting wing, 21 is a male terminal wire hole, 30 is a female terminal housing, 301 is a female terminal connector holder, 302 is a socket, 303 is a female terminal installation opening, 304 is a female terminal installation opening, 31 is a female terminal fixture block, 311 is a female terminal guide inclined surface, 32 is a female terminal limiting post, 321 is a female terminal abutting inclined surface, 40 is a female terminal elastic sheet, 401 is a female terminal connecting portion, 402 is a female terminal connector portion, 403 is a female terminal positioning portion, 404 is a female terminal limiting wing, 41 is a female terminal, and 50 is a wire.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples.

The utility model discloses a solve the not enough of the mounting means of the electrically conductive shell fragment that prior art exists, the inconvenient not enough is connected to the wire, provides a plug-in male terminal joint, plug-in female terminal joint, and it pegs graft mutually and obtain plug-in connecting terminal for the electricity of various lamps and lanterns is connected.

Plug-in male terminal connects, as shown in fig. 1, fig. 2, fig. 3, including public end casing 10, public end shell fragment 20 sets up in public end casing 10. The male end spring plate 20 includes a male end connecting portion 201, a male end wiring portion 202, and a male end positioning portion 203, wherein the male end connecting portion 201 and the male end positioning portion 203 are respectively connected to two ends of the male end wiring portion 202 in a bending manner with opposite directions, and the male end spring plate 20 forms a three-section type bending structure, which is similar to a "Z" type structure. In the assembling process, the male end connecting portion 201 faces the male end housing 10 and is inserted, and the male end connecting portion 201, the male end wiring portion 202 and the male end positioning portion 203 sequentially enter the male end housing 10, that is, the direction pointed by the male end connecting portion 201 is the installation direction of the male end elastic sheet 20, and the male end positioning portion 203 is opposite to the installation direction of the male end elastic sheet 20. In order to position and fix the male terminal spring plate 20, a male terminal limiting column 12 for abutting and limiting the male terminal wiring portion 202 is arranged in the male terminal housing 10, a convex male terminal fixture block 11 is arranged on the inner wall of the male terminal housing 10 corresponding to the male terminal positioning portion 203, and the male terminal positioning portion 203 reversely abuts against the male terminal fixture block 11. After the male end spring plate 20 is assembled in place, the male end limiting column 12 and the male end clamping block 11 respectively limit the male end positioning portion 203 and the male end wiring portion 202 on two sides of the male end spring plate 20, so that the male end spring plate 20 can be prevented from being pushed in excessively, the male end spring plate 20 can be prevented from falling off reversely, and the male end spring plate 20 can be positioned and installed in the male end shell 10. That is, when the male end elastic sheet 20 moves to abut against the male end limiting column 12 along the installation direction, the male end elastic sheet 20 stops moving, and at this time, the male end positioning portion 203 just can cross over the male end fixture block 11, and abuts against the male end fixture block 11 in the reverse installation direction, and then the male end elastic sheet 20 is limited in the installation direction and in the reverse installation direction, so that the positioning and the installation are realized.

It can be seen that the utility model is different from the prior art, public end shell fragment 20 does not fix a position the installation through public end connecting portion 201 and public end casing 10, and then public end connecting portion 201 can be implemented as smooth structure, need not set up arch or barb, also can be implemented as the smooth surface with the inside lower surface of public end casing 10 of public end connecting portion 201 contact, in the assembling process, need not overcome the frictional force that arch or barb and the inside lower surface of public end casing 10 formed because of interference fit or elastic pressure, make the assembly lighter, and can avoid effectively causing the unstable risk of installation owing to arch or barb inefficacy.

The male housing 10 includes a male connector base 101 and a plug pin 102, the wire 50 is inserted from the male connector base 101 and connected to the male spring plate 20, and the plug pin 102 is used for plugging the female terminal connector. The end surface of the male terminal connector base 101 is provided with a male terminal installation opening 103 (in this embodiment, the end surface where the male terminal installation opening 103 is located is a plane) for installing the male terminal elastic sheet 20 to be inserted into the lead 50, one side of the male terminal fixture block 11 facing the male terminal installation opening 103 is set as a male terminal guiding inclined plane 111, and one side of the male terminal fixture block 11 abutting against the male terminal positioning portion 203 is a vertical plane. Public end direction inclined plane 111 can more be favorable to making public end location portion 203 form elastic deformation to make public end location portion 203 cross public end fixture block 11 more easily, cross public end fixture block 11 back when public end location portion 203, form elastic reset promptly, vertical face then can form spacingly to its public end location portion 203 behind one's back, when public end shell fragment 20 forms the motion trend of reverse installation direction, public end location portion 203 can not form direction and elastic deformation through vertical face, public end location portion 203 supports spacing unable motion because of forming the top with vertical face.

In this embodiment, the male-end-limiting post 12 is disposed in the male wire holder 101 along the width direction, and one side of the male-end-limiting post 12 facing the male wire connecting portion 202 is disposed as a male-end abutting inclined surface 121. Public end connecting portion 201 sets up along the length direction of public end casing 10, and in this embodiment, public end connecting portion 201 is on a parallel with the inside lower surface of public end wire holder 101, and public end connecting portion 201 and public end wiring portion 202 are acute angle bending connection, and public end wiring portion 202 supports inclined plane 121 roughly with the public end top of public end spacing post 12, and public end top supports inclined plane 121 and can form the top to support public end wiring portion 202 with a larger tracts of land. The male end positioning portion 203 is inclined toward the male end latch 11, i.e. the male end positioning portion 203 is inclined with respect to the male end connecting portion 201 and is inclined toward the male end latch 11. The inclination angle of the male end positioning part 203 may be implemented as an angle substantially parallel to the male end guide slope 111, such as 30 to 45 degrees, to ensure easier assembly.

The one end of public end connecting portion 201 towards public end wiring portion 202 extends the spacing wing 204 of public end towards both sides, and public end wire holder 101 is provided with the public end mounting groove 104 that corresponds the spacing wing 204 of public end along length direction, and public end mounting groove 104 is the blind end towards the one end of grafting pin 102, and public end connecting portion 201 wears to establish to grafting pin 102, and the spacing wing 204 top of public end is supported the blind end spacing in public end mounting groove 104. In this embodiment, the male-end mounting groove 104 is formed by the ribs extending transversely from the inner walls of the two sides of the male-end wire holder 101 and the inner bottom of the male-end wire holder 101, and the male-end limiting wing 204 slides in along the male-end mounting groove 104 to limit the position in the vertical direction. The male terminal connector base 101 is communicated with the plug pin 102, the male terminal installation groove 104 is stopped at the connection position of the male terminal connector base 101 and the plug pin 102, and the male terminal elastic sheet 20 is further prevented from being deformed or installed and dislocated due to excessive insertion by the abutting limiting effect of the male terminal limiting wings 204 and the closed end of the male terminal installation groove 104.

In order to facilitate the connection of the conductive wires 50, a non-circular male wire hole 21 is formed in the male wire connecting portion 202 or the bent connection position between the male wire connecting portion 202 and the male positioning portion 203 for the penetration and fixation of the conductive wires 50, and at least one of the male wire holes 21 is smaller than the diameter of the conductive wires 50. In this embodiment, the square hole has been seted up with the bending connection position of public end location portion 203 to public end wiring portion 202, and the height of square hole slightly is less than the line footpath of wire 50, through the surface of wire 50 unevenness, after wire 50 inserted the square hole, can directly form stably fixedly.

Plug-in female terminal connects, as shown in fig. 4, fig. 5, fig. 6, including female end casing 30, female end shell fragment 40 sets up in female end casing 30. Female end shell fragment 40 includes female end connecting portion 401, female end wiring portion 402, female end location portion 403, and female end connecting portion 401 and female end location portion 403 are connected in the both ends of female end wiring portion 402 towards opposite buckling respectively, and female end shell fragment 40 forms the syllogic structure of buckling, is similar "Z" type structure. In the assembling process, the female terminal connecting portion 401 faces the female terminal housing 30 and is inserted, the female terminal connecting portion 401, the female terminal wiring portion 402 and the female terminal positioning portion 403 sequentially enter the female terminal housing 30, that is, the direction pointed by the female terminal connecting portion 401 is the installation direction of the female terminal spring piece 40, and the female terminal positioning portion 403 is opposite to the installation direction of the female terminal spring piece 40. In order to position and fix the female terminal spring plate 40, a female terminal limiting column 32 for abutting and limiting the female terminal wiring portion 402 is arranged in the female terminal shell 30, a convex female terminal fixture block 31 is arranged on the inner wall of the female terminal shell 30 corresponding to the female terminal positioning portion 403, and the female terminal positioning portion 403 reversely abuts against the female terminal fixture block 31. When the female terminal spring 40 is assembled in place, the female terminal positioning portion 403 and the female terminal wiring portion 402 are respectively limited by the female terminal limiting post 32 and the female terminal locking block 31 on the two sides of the female terminal spring 40. Can prevent that female end shell fragment 40 from excessively pushing into, can prevent again that female end shell fragment 40 from backward droing, guarantee the location installation of female end shell fragment 40 in female end casing 30. That is, female end shell fragment 40 moves to when propping up with female end spacing post 32 along the installation direction, and female end shell fragment 40 stop motion, and at this moment, female end location portion 403 just can cross female end fixture block 31, and reverse form in the installation direction and female end fixture block 31 and prop up, and then, female end shell fragment 40 forms spacingly respectively in the installation direction with reverse in the installation direction, realizes location and installation.

It can be seen, the utility model discloses be different from prior art, female end shell fragment 40 is not fixed a position the installation through female end connecting portion 401 and female end casing 30, and then female end connecting portion 401 can be implemented as smooth structure, need not set up arch or barb, also can be implemented as the smooth surface with the inside lower surface of female end casing 30 of female end connecting portion 401 contact, in the assembling process, need not overcome the frictional force that arch or barb and the inside lower surface of female end casing 30 formed because of interference fit or elastic pressure, make the assembly lighter, and can avoid effectively causing the unstable risk of installation owing to arch or barb inefficacy.

The female housing 30 includes a female connector base 301 and a plug base 302, the wire 50 is inserted from the female connector base 301 and connected to the female spring piece 40, and the plug base 302 is used for plugging with the male terminal connector. Female terminal installing port 303 (in this embodiment, the terminal surface at female terminal installing port 303 is a plane) has been seted up to the terminal surface of female terminal wire holder 301 for installation female terminal shell fragment 40 inserts with wire 50, and one side that female terminal fixture block 31 faced female terminal installing port 303 sets up to female terminal direction inclined plane 311, and one side that female terminal fixture block 31 and female terminal location portion 403 top were supported is vertical face. Female end direction inclined plane 311 can more be favorable to making female end location portion 403 form elastic deformation to make female end location portion 403 cross female end fixture block 31 more easily, after female end location portion 403 crossed female end fixture block 31, form elastic reset promptly, vertical face then can form spacingly to its female end location portion 403 behind one's back, when female end shell fragment 40 formed the motion trend of reverse in the installation direction, female end location portion 403 can not form direction and elastic deformation through vertical face, female end location portion 403 supports spacing unable motion because of forming the top with vertical face.

In this embodiment, the female terminal limiting post 32 is disposed in the female terminal wire holder 301 along the length direction, and the end surface of the female terminal limiting post 32 facing the female terminal wire connecting portion 402 is set as the female terminal abutting inclined surface 321. Female end connecting portion 401 sets up along the length direction of female end casing 30, and in this embodiment, female end connecting portion 401 is on a parallel with female end wire holder 301's inside lower surface, and female end connecting portion 401 is acute angle bending connection with female end wiring portion 402, and female end wiring portion 402 is supported the inclined plane 321 and is roughly parallel with female end top of female end spacing post 32, and female end top is supported inclined plane 321 and can form the top with more large tracts of land to female end wiring portion 402 and support. The female-end positioning portion 403 is inclined toward the female latch 31, that is, the female-end positioning portion 403 is inclined with respect to the female-end connecting portion 401 and is obliquely directed toward the female latch 31. The inclination angle of the female-end positioning portion 403 may be implemented as an angle substantially parallel to the female-end guide slope 311, such as 30 to 45 degrees, to ensure easier assembly.

Female end connecting portion 401 extends female end spacing wing 404 towards both sides towards the one end of female end wiring portion 402, and female end wire holder 301 is provided with the female end mounting groove 304 that corresponds female end spacing wing 404 along length direction, and female end mounting groove 304 is the blind end towards the one end of bayonet socket 302, and female end connecting portion 401 wears to establish to bayonet socket 302, and female end spacing wing 404 top is to spacing blind end in female end mounting groove 304. In this embodiment, the female terminal installation groove 304 is formed by the protruding ribs transversely extending from the inner walls of the two sides of the female terminal wire holder 301 and the inner bottom of the female terminal wire holder 301, and the female terminal limiting wing 404 slides in along the female terminal installation groove 304 to form the limit in the up-down direction. Female terminal wire holder 301 communicates with each other with socket 302, and female end mounting groove 304 ends in the hookup location of female terminal wire holder 301 and socket 302, and the top through the blind end of female end spacing wing 404 and female end mounting groove 304 is supported limiting displacement, further prevents that female end shell fragment 40 from causing deformation or installation dislocation because of excessively inserting.

In order to facilitate the connection of the wires 50, a non-circular female wire hole 41 is formed in the female wire connecting portion 402 or the bent connection position between the female wire connecting portion 402 and the female positioning portion 403 for the wire 50 to pass through and be fixed, and at least one of the female wire holes 41 is smaller than the diameter of the wire 50. In this embodiment, the square hole has been seted up with the bending connection position of female end wiring portion 402 and female end location portion 403, and the height of square hole slightly is less than the line footpath of wire 50, through the surface of wire 50 unevenness, after wire 50 inserted the square hole, can directly form stably fixedly.

Based on male terminal connect and female terminal connect, the utility model discloses still provide a plug-in connecting terminal, as shown in fig. 7, fig. 8, include male terminal connect, female terminal connect, under male terminal connects, female terminal connect the grafting state, the contact of male end connecting portion 201 of male end shell fragment 20 and female end connecting portion 401 of female end shell fragment 40 switches on. In this embodiment, the ends of the male end connecting portion 201 and the female end connecting portion 401 are set to be opposite arc surfaces, and when the male end connecting portion 201 and the female end connecting portion 401 are inserted in place, the arc surfaces at the ends of the male end connecting portion 201 and the female end connecting portion 401 cross and overlap to form stable connection, so that effective electric connection of the connecting terminals is guaranteed.

In order to ensure the connection strength of the male terminal connector and the female terminal connector, two sides of the plug pin 102 are provided with protruding pressing blocks 13, and the plug pin 102 is in interference fit with the plug seat 302 through the pressing blocks 13.

The above embodiments are merely illustrative, and not restrictive, of the present invention. Changes, modifications, etc. to the above-described embodiments are intended to fall within the scope of the claims of the present invention, as long as they are in accordance with the technical spirit of the present invention.

Claims (13)

1. The utility model provides a plug-in male terminal connects, includes public end casing, public end shell fragment, its characterized in that, public end shell fragment includes public end connecting portion, public end wiring portion, public end location portion, public end connecting portion and public end location portion respectively towards opposite buckling connection in the both ends of public end wiring portion, set up in the public end casing and support spacing public end spacing post in public end wiring portion formation top, the inner wall of public end casing corresponds public end location portion and is provided with bellied public end fixture block, the reverse top of public end location portion is supported in public end fixture block.

2. The pluggable male terminal fitting according to claim 1, wherein the male housing comprises a male terminal socket and a plug pin, a male mounting opening is formed in an end surface of the male terminal socket, a male guiding inclined surface is formed on a side of the male fixture block facing the male mounting opening, and a vertical surface is formed on a side of the male fixture block abutting against the male positioning portion.

3. The pluggable male terminal fitting according to claim 2, wherein the male-end-limiting post is disposed in the male-end wire holder in the width direction, and a side of the male-end-limiting post facing the male-end wire connecting portion is provided with a male-end abutting slope.

4. The pluggable male terminal fitting according to claim 3, wherein the male terminal connecting portion is disposed along a length direction of the male housing, the male terminal connecting portion is bent at an acute angle to the male terminal connecting portion, the male terminal connecting portion is substantially parallel to the male terminal abutting surface of the male terminal positioning post, and the male terminal positioning portion is inclined toward the male terminal locking piece.

5. The pluggable male terminal fitting according to claim 4, wherein the male terminal connecting portion extends with male end limiting wings towards both sides towards one end of the male terminal connecting portion, the male terminal socket is provided with a male end mounting groove corresponding to the male end limiting wings along the length direction, one end of the male end mounting groove towards the plug pin is a closed end, the male end connecting portion is inserted into the plug pin, and the male end limiting wings abut against the closed end limited to the male end mounting groove.

6. The pluggable male terminal fitting of claim 1, wherein the male terminal portion or the bent connection position of the male terminal portion and the male terminal positioning portion is provided with a non-circular wire hole for the wire to pass through and fix, and at least one of the wire holes has a size smaller than the wire diameter of the wire.

7. The utility model provides a plug-in female terminal connects, including female end casing, female end shell fragment, its characterized in that, female end shell fragment includes female end connecting portion, female end wiring portion, female end location portion, female end connecting portion and female end location portion respectively towards opposite buckling connection in the both ends of female end wiring portion, set up in the female end casing and support spacing female end spacing post in female end wiring portion formation top, the inner wall of female end casing corresponds female end location portion and is provided with bellied female end fixture block, female end location portion is supported in female end fixture block in reverse top.

8. The pluggable female terminal fitting of claim 7, wherein the female housing comprises a female wire holder and a socket, a female mounting opening is formed in an end surface of the female wire holder, a female guiding inclined surface is formed on one side of the female fixture block facing the female mounting opening, and a vertical surface is formed on one side of the female fixture block abutting against the female positioning portion.

9. The pluggable female terminal fitting according to claim 8, wherein the female-end retention post is disposed in the female terminal holder along a length direction, and an end surface of the female-end retention post facing the female terminal portion is provided as a female-end abutting slope.

10. The pluggable female terminal fitting according to claim 9, wherein the female connection portion is disposed along a length direction of the female housing, the female connection portion is bent at an acute angle to the female wiring portion, the female wiring portion is substantially parallel to the female abutting surface of the female spacing post, and the female positioning portion is inclined toward the female locking piece.

11. The pluggable female terminal fitting according to claim 10, wherein the female connection portion has female spacing wings extending from one end thereof toward both sides thereof, the female terminal fitting seat is provided with female mounting grooves corresponding to the female spacing wings along the length direction thereof, the female mounting grooves are closed at the end thereof toward the socket, the female connection portion is inserted into the socket, and the female spacing wings abut against the closed end of the female mounting grooves.

12. The pluggable female terminal fitting according to claim 7, wherein the female terminal connection portion or the bent connection position between the female terminal connection portion and the female terminal positioning portion is provided with a non-circular wire hole for the wire to pass through and fix, and at least one of the wire holes has a size smaller than the wire diameter of the wire.

13. A plug-in connection terminal, comprising the male terminal connector of any one of claims 1 to 6 and the female terminal connector of any one of claims 7 to 12, wherein the male terminal connector of the male terminal spring contacts and is conducted with the female terminal connector of the female terminal spring in a plugged state of the male terminal connector and the female terminal connector.