CN213460377U

CN213460377U - Combined terminal block and terminal base thereof

Info

Publication number: CN213460377U
Application number: CN202022358319.5U
Authority: CN
Inventors: 毛兵兵
Original assignee: Hokky Electronics Shanghai Co ltd; SHANGHAI HEBI ELECTRONIC COMPONENTS CO Ltd; SHANGHAI HOPPY ELECTRONIC ELECTRIC APPLIANCE CO Ltd
Current assignee: Hokky Electronics Shanghai Co ltd; SHANGHAI HEBI ELECTRONIC COMPONENTS CO Ltd; SHANGHAI HOPPY ELECTRONIC ELECTRIC APPLIANCE CO Ltd
Priority date: 2020-10-21
Filing date: 2020-10-21
Publication date: 2021-06-15
Anticipated expiration: 2030-10-21

Abstract

A combined terminal block and a terminal seat thereof, wherein the combined terminal block comprises a male terminal seat and a female terminal seat which are connected with each other; the male terminal seat comprises a plurality of first middle lug wiring modules positioned on one side of the male terminal seat, a first middle partition plate arranged between the first middle lug wiring modules, a plurality of second middle lug wiring modules positioned on the other side of the male terminal seat, and a first left side piece module and a first right side piece module positioned at two ends of the male terminal seat; the female terminal seat comprises a plurality of third middle lug wiring modules and second left side lug modules and second right side lug modules at two ends of the third middle lug wiring modules, and a second middle partition plate is arranged between the third middle lug wiring modules positioned on one side of the female terminal seat. The utility model provides a design structure of traditional product be unfavorable for the shortcoming of production operation simplification, make the equipment process simplification, the simplification of customer end wiring.

Description

Combined terminal block and terminal base thereof

Technical Field

The present invention relates to electrical connectors, and more particularly to a combined terminal block and a terminal block thereof.

Background

The terminal is an accessory product for realizing electrical connection, and is industrially classified into the category of connectors. With higher and higher industrial automation degree and stricter and more accurate industrial control requirements, the use amount of the wiring terminal gradually increases. With the development of the electronic industry, the use range of the connecting terminal is more and more, and the types of the connecting terminal are more and more.

The most widely used at present are hardware terminals, nut terminals, spring terminals, etc. in addition to PCB board terminals. The connecting terminal is used for conveniently connecting the wires, and is actually a section of metal sheet sealed in insulating plastic, both ends of the metal sheet are provided with holes for inserting the wires, and screws are used for fastening or loosening, for example, two wires are connected at times and disconnected at times, and then the two wires can be connected by using the terminal and disconnected at any time without welding or winding the two wires together, so that convenience and rapidness are realized. The novel power cable is suitable for interconnection of a large number of wires, and has special terminal blocks and terminal boxes in the power industry, wherein the terminal blocks are all single-layer, double-layer, current, voltage, common and breakable. The crimping area is designed to ensure reliable contact and to ensure that sufficient current can pass.

The existing combined terminal block is a butt-joint structure of a male terminal block and a female terminal block, wherein two conductive terminals or conductive terminal boards of a wiring module in the female terminal block are arranged pairwise, namely, two conductive terminals are symmetrically arranged on the left side and the right side in the wiring module respectively, and the short circuit function of a connector circuit can be realized only by matching the two conductive terminals.

With the increase of the personnel cost in China, the reduction of the working hour and the cost becomes an important option for reducing the product cost, the simplified production operation is naturally an inevitable trend, but the design structure of the traditional product is not beneficial to the development of field assembly simplification, and the re-modification design is imperative.

Disclosure of Invention

An object of the utility model is to design a modular terminal platform and terminal seat thereof, solve the shortcoming that traditional product design structure is unfavorable for the production operation simplification, make the equipment process simplification, the simplification of customer end wiring.

In order to achieve the above purpose, the technical scheme of the utility model is that:

a combined terminal block comprises a male terminal seat and a female terminal seat which are connected with each other; the male terminal seat comprises a plurality of first middle lug wiring modules positioned on one side of the male terminal seat, a first middle partition plate arranged between the first middle lug wiring modules, a plurality of second middle lug wiring modules positioned on the other side of the male terminal seat, and a first left side piece module and a first right side piece module positioned at two ends of the male terminal seat;

the first middle wafer wiring module comprises:

the first insulating base is provided with a first conductive terminal slot and a second conductive terminal slot which are L-shaped on the upper part and the lower part of one side surface, the upper part, the middle part and the lower part of the side surface are provided with connecting slots, and the other side opposite to the side surface is convexly provided with a connecting block matched with the connecting slots; the middle part of the first insulating base is provided with a connecting through hole; the middle part of the plugging surface of the first insulating base, which is opposite to the female terminal seat, is convexly provided with a plugging block;

the first and second conductive terminals are L-shaped and are respectively inserted into the first and second conductive terminal slots of the first insulating base, and two end parts of the first and second conductive terminals respectively extend out of the side surface of the first insulating base;

one side surface of the first middle partition plate is provided with a slot matched with the first insulating base connecting block, the other opposite side surface of the first middle partition plate is provided with an inserting block matched with the first insulating base connecting slot in a vertically protruding mode, and the middle of the first middle partition plate is provided with a connecting through hole;

the second middle plate wiring module comprises:

the second insulating base comprises a side plate which is vertically arranged, a front end plate which is positioned at the front end of the side plate and is opposite to the female terminal base, and a bottom plate; a first mounting platform is convexly arranged on one side, close to the front end plate, of the upper part of the inner side face of the side plate, and a second mounting platform is convexly arranged on the other side, opposite to the front end plate, of the lower part of the inner side face of the side plate; the upper, middle and lower parts of the inner side surface of the side plate are respectively provided with a fixed connecting slot in a protruding manner, and a third conductive terminal slot and a fourth conductive terminal slot which are communicated with the first mounting platform and the second mounting platform, extend and penetrate through the front end plate are formed; the first mounting platform and the second mounting platform are respectively provided with a fixing groove; the outer side surface of the side plate is provided with a fixed connection inserting block matched with the fixed connection inserting slot; a connecting through hole is formed in the center of the side plate;

the third conductive terminal comprises a first connecting part and a first plugging part which is formed by bending upwards and extending forwards from one end of the first connecting part; the first connecting part is arranged on the first mounting platform, a connecting nut is arranged in a fixing groove on the first mounting platform, and the first connecting part is fixed on the first mounting platform through a connecting screw and the connecting nut in a matched manner; the first plug-in part is inserted into the third conductive terminal slot and extends out of the front end plate;

the fourth conductive terminal comprises a second connecting part and a second plugging part which is formed by bending downwards from one end of the second connecting part and extending forwards; the second connecting part is arranged on the second mounting platform, a connecting nut is arranged in a fixing groove on the second mounting platform, and the second connecting part is fixed on the second mounting platform through a connecting screw and the connecting nut in a matched manner; the second plug-in part is inserted in the fourth conductive terminal slot and extends out of the front end plate;

the inner side surface of the first left side plate module is provided with an inserting block matched with the connecting slot of the first insulating base of the first middle plate wiring module, and the inner side surface of the first right side plate module is provided with a slot matched with the fixedly connected inserting block on the outer side surface of the side plate of the second insulating base of the second middle plate wiring module; the centers of the first right side piece module and the first right side piece module are provided with a connecting through hole;

the first connecting bolt sequentially passes through the connecting through holes in the first left side sheet module, the first middle sheet wiring module, the second middle sheet wiring module and the first right side sheet module and is locked by the nut, and the first left side sheet module, the first middle sheet wiring module, the first middle partition plate, the second middle sheet wiring module and the first right side sheet module are connected into a whole;

the female terminal seat comprises a plurality of third middle lug wiring modules, second left side lug modules and second right side lug modules at two ends of the third middle lug wiring modules, and a second middle partition plate is arranged between the third middle lug wiring modules positioned on one side of the female terminal seat;

the third middle plate wiring module comprises:

the third insulating base comprises a base plate, a front plate, a rear plate and a side plate positioned on one side of the base plate; the substrate is opposite to the plugging surface of the male terminal seat A, and is correspondingly provided with a first jack, a second jack, a third jack and a third jack, wherein the first jack, the second jack and the third jack are used for plugging the plugging block, the first conductive terminal and the second conductive terminal; the upper part of the inner side surface of the side panel is convexly provided with a connecting block with a connecting through hole, two sides of the connecting block are symmetrically provided with first fixing lugs, and correspondingly, two sides of the upper part of the outer side surface of the side panel are symmetrically provided with second fixing lugs; the side surfaces of the front plate, the rear plate and the base plate are provided with connecting grooves, and correspondingly, the two sides and the lower part of the outer side surface of the side plate are provided with connecting lugs matched with the connecting grooves on the side surfaces of the front plate, the rear plate and the base plate; the first fixing lug and the second fixing lug on the inner side surface and the outer side surface of the side panel of the third insulating base are matched with each other to form a third mounting platform which is arranged in a left-right symmetrical mode;

the two sides and the upper and lower parts of the second middle partition plate are respectively provided with a slot matched with the connecting lug of the third insulating base, the middle part of the second middle partition plate is provided with a connecting hole, the upper part of one side surface of the second middle partition plate at the two sides of the connecting hole is symmetrically provided with lugs corresponding to the first fixing lugs at the two sides of the upper part of the inner side surface of the side panel of the third insulating base, and the lower part of the side surface is provided with a connecting lug matched with the connecting groove of the third insulating base; the second middle partition board is connected with the third insulating base, and the first fixing lug and the lug form two symmetrically-arranged fourth mounting platforms;

the two fifth conductive terminals are respectively arranged on the two third mounting platforms or the fourth mounting platforms which are symmetrically arranged; the fifth conductive terminal comprises a first fixing part, a first elastic arm formed by bending and extending downwards from one end of the first fixing part, a first contact part formed at the tail end of the first elastic arm, two first limiting parts which are positioned at the inner side of the first elastic arm and are oppositely arranged and extend outwards from two sides of the upper part of the first elastic arm, and the end part of the first limiting part corresponds to the first contact part; a second elastic arm formed by bending and extending downwards from the other end of the first fixing part, a bent part formed by bending and extending the lower end of the second elastic arm in a U shape, and a second contact part formed by extending from one end of the bent part; the elastic sheet is obliquely extended from the center of the upper part of the second elastic arm and positioned between the two first limiting parts; the first fixing parts of the fifth conductive terminals are installed on a third installation platform or a fourth installation platform which are symmetrically formed on the side plate of the third insulation base through bolts and nuts in a matched mode, and second contact parts of the two fifth conductive terminals are abutted;

the two sixth conductive terminals are respectively arranged on the two third mounting platforms or the four mounting platforms which are symmetrically arranged; the sixth conductive terminal comprises a second fixing part, a third elastic arm formed by bending and extending downwards from one end of the second fixing part, a third contact part formed at the tail end of the third elastic arm, two second limiting parts which are positioned at the inner side of the third elastic arm and are oppositely arranged and extend outwards from two sides of the upper part of the third elastic arm, and the end part of the second limiting part corresponds to the third contact part; a fourth elastic arm formed by bending and extending downwards from the other end of the second fixing part and obliquely extending from the center of the upper part of the fourth elastic arm to form an elastic sheet positioned between the two second limiting parts; the second fixing part of the sixth conductive terminal is installed on a third installation platform or a fourth installation platform which are symmetrically formed on the side plate of the third insulation base through bolts and nuts in a matched mode;

the inner side surface of the second left side piece module is provided with an inserting block matched with a connecting groove of a third insulating base of the third middle piece wiring module, and the inner side surface of the second right side piece module is provided with an inserting groove matched with a connecting lug on the outer side surface of a third insulating base side plate of the third middle piece wiring module; the centers of the second left side piece module and the second right side piece module are provided with connecting through holes;

and the second connecting bolt sequentially penetrates through the connecting through holes in the second left side piece module, the third middle piece wiring module, the second middle partition plate and the second right side piece module and is locked by the nut, so that the second left side piece module, the third middle piece wiring module, the second middle partition plate and the second right side piece module are connected into a whole.

Preferably, the second elastic arm, the bending portion, and the second contact portion of the fifth conductive terminal are a frame structure of an integrated structure.

Preferably, a clamping groove is formed in the center of the top surface of a side panel of the third middle patch connection module in the female terminal seat, a clamping groove is formed in the center of the top surface of the second middle partition plate, and correspondingly, a clamping plate is arranged and clamped in the clamping groove of the side panel and the clamping groove in the center of the top surface of the second middle partition plate to limit and fix the third middle patch connection module and the second middle partition plate.

Preferably, the male terminal base and the female terminal base are respectively provided with a first cover plate and a second cover plate;

the first cover plate covers the top surfaces of the first middle lug wiring module, the first middle partition plate and the second middle lug wiring module, first cover plate slots for inserting the two ends of the first cover plate are formed in the upper parts of the inner side surfaces of the first left side piece module and the first right side piece module which are positioned at the two ends of the male terminal base, and the two ends of the first cover plate are inserted into the first cover plate slots;

the second cover plate covers the top surfaces of the third middle lug wiring module and the second middle partition plate; and second cover plate slots for inserting the two ends of a second cover plate are arranged at the upper parts of the inner side surfaces of the second left side piece module and the second right side piece module at the two ends of the female terminal base, and the two ends of the second cover plate are inserted into the second cover plate slots.

Modular terminal platform, when public terminal seat, female terminal seat separation, two fifth conductive terminal's second contact looks support in female terminal seat third middle-plate wiring module is supported and is leaned on, realizes the short circuit function of circuit.

When the male terminal seat and the female terminal seat are in butt joint, as the middle part of the plugging surface of the first insulating base in the male terminal seat, which is opposite to the female terminal seat, is convexly provided with the plugging block to be plugged into the first jack of the third insulating base substrate of the third middle patch wiring module in the female terminal seat, the second contact parts of the two fifth conductive terminals which are abutted in the third middle patch wiring module are separated.

In addition, female terminal seat middle and one side third middle plate wiring module in the third conductive terminal's third contact site does not lean on the contact each other, makes it not have the short circuit function of circuit to this multiple structural style or the demand of function that satisfies the customer.

The utility model also provides a terminal block, it includes: the terminal block comprises a plurality of middle piece wiring modules, a left side piece module and a right side piece module which are arranged at two ends of the middle piece wiring modules, and a middle partition plate is arranged between the middle piece wiring modules which are positioned at one side of the terminal block;

the middle plate wiring module comprises:

the insulating base comprises a base plate, a front plate, a rear plate and a side plate positioned on one side of the base plate; the substrate is provided with first to third jacks for inserting the plug-in block and the conductive terminals; the upper part of the inner side surface of the side panel is convexly provided with a connecting block with a connecting through hole, two sides of the connecting block are symmetrically provided with first fixing lugs, and correspondingly, two sides of the upper part of the outer side surface of the side panel are symmetrically provided with second fixing lugs; the side surfaces of the front plate, the rear plate and the base plate are provided with connecting grooves, and correspondingly, the two sides and the lower part of the outer side surface of the side plate are provided with connecting lugs matched with the connecting grooves on the side surfaces of the front plate, the rear plate and the base plate; the middle lug wiring modules are connected with each other, and the first fixing lug and the second fixing lug on the inner side surface and the outer side surface of the side panel of the insulating base are matched with each other to form a first fixing platform which is arranged in a bilateral symmetry mode;

the middle partition board is provided with slots matched with the connecting lugs of the insulating base at two sides and the upper and lower parts respectively, the middle part of the middle partition board is provided with a connecting hole, the upper part of one side surface of the middle partition board at two sides of the connecting hole is symmetrically provided with lugs corresponding to the first fixing lugs at two sides of the upper part of the inner side surface of the side panel of the insulating base, and the lower part of the side surface is provided with a connecting lug matched with the connecting groove of the insulating base; the middle partition board is connected with the insulating base, and the first fixing lug and the lug form two second fixing platforms which are symmetrically arranged;

the two first conductive terminal plates are respectively arranged on the two first or second fixed platforms which are symmetrically arranged; the first conductive terminal plate comprises a first fixing part, a first elastic arm formed by bending and extending downwards from one end of the first fixing part, a first contact part formed at the tail end of the first elastic arm, two first limiting parts which are positioned at the inner side of the first elastic arm and are oppositely arranged and extend outwards from two sides of the upper part of the first elastic arm, and the end part of the first limiting part corresponds to the first contact part; a second elastic arm formed by bending and extending downwards from the other end of the first fixing part, a bent part formed by bending and extending the lower end of the second elastic arm in a U shape, and a second contact part formed by extending from one end of the bent part; the elastic sheet is obliquely extended from the center of the upper part of the second elastic arm and positioned between the two first limiting parts; the first fixing part of the first conductive terminal board is arranged on a first or second fixing platform formed by the side plate of the insulating base symmetrically through a bolt and a nut in a matching way, and the second contact parts of the two first conductive terminal boards are abutted;

the two second conductive terminal plates are respectively arranged on the two first or second fixed platforms which are symmetrically arranged; the second conductive terminal plate comprises a second fixing part, a third elastic arm formed by bending and extending downwards from one end of the second fixing part, a third contact part formed at the tail end of the third elastic arm, two second limiting parts which are positioned on the inner side of the third elastic arm and are oppositely arranged and extend outwards from two sides of the upper part of the third elastic arm, and the end part of the second limiting part corresponds to the third contact part; a fourth elastic arm formed by bending and extending downwards from the other end of the second fixing part and obliquely extending from the center of the upper part of the fourth elastic arm to form an elastic sheet positioned between the two second limiting parts; the second fixing part of the second conductive terminal plate is arranged on a first fixing platform or a second fixing platform which are symmetrically formed on the side plate of the insulating base through the matching of a bolt and a nut;

the inner side surface of the left side piece module is provided with an inserting block matched with the connecting groove of the insulating base of the middle piece wiring module, and the inner side surface of the right side piece module is provided with an inserting groove matched with the connecting lug on the outer side surface of the side plate of the insulating base of the middle piece wiring module; the centers of the left side piece module and the right side piece module are provided with connecting through holes;

the connecting bolt sequentially penetrates through the connecting through holes in the left side piece module, the middle piece wiring module, the middle partition plate and the right side piece module and is locked by the nut, and the left side piece module, the middle piece wiring module, the middle partition plate and the right side piece module are connected into a whole.

Preferably, the second elastic arm, the bent portion, and the second contact portion of the first conductive terminal plate are a frame structure having an integral structure.

Preferably, the middle patch connection module is provided with a clamping groove in the center of the top surface of the side panel and a clamping groove in the center of the top surface of the intermediate partition plate, and correspondingly, a clamping plate is arranged and clamped in the clamping groove of the side panel and the clamping groove in the center of the top surface of the intermediate partition plate to limit and fix the middle patch connection module and the intermediate partition plate.

The utility model has the advantages that:

contrast past structure, the utility model discloses conducting terminal or the electrically conductive terminal block of wiring module in the female terminal seat with past structure are two liang of settings (each symmetry of left and right sides sets up two conducting terminals in the wiring module promptly, and a wiring module contains four conducting terminals) and improve the conducting terminal that only two symmetries set up in a wiring module and can realize connector circuit short-circuit function.

The improvement of the structure simplifies the assembly process and the wiring of the client, thereby being convenient for actual operation and production, shortening the working hours and reducing the cost.

Drawings

Fig. 1 is a perspective view 1 of an embodiment of the present invention.

Fig. 2 is a perspective view 2 of an embodiment of the present invention.

Fig. 3 is an exploded perspective view of an embodiment of the present invention.

Fig. 4 is a front view of fig. 1.

Fig. 5 is a cross-sectional view C-C of fig. 4.

Fig. 6 is a cross-sectional view taken along line D-D of fig. 4.

Fig. 7 is a perspective view of a male terminal block in an embodiment of the present invention 1.

Fig. 8 is a perspective view of a male terminal block according to an embodiment of the present invention 2.

Fig. 9 is an exploded perspective view of a male terminal base 1 according to an embodiment of the present invention.

Fig. 10 is an exploded perspective view of a male terminal base according to an embodiment of the present invention 2.

Fig. 11 is a perspective view of the first middle plate wiring module, the first middle partition plate, the first conductive terminal and the second conductive terminal in the male terminal base according to the embodiment of the present invention 1.

Fig. 12 is a perspective view of a first middle plate wiring module and a first middle partition plate in a male terminal block according to an embodiment of the present invention 2.

Fig. 13 is a perspective view of a second middle tab connection module according to an embodiment of the present invention.

Fig. 14 is an exploded perspective view of a second middle wafer junction module according to an embodiment of the present invention.

Fig. 15 is a perspective view of the female terminal block according to the embodiment of the present invention.

Fig. 16 is an exploded perspective view of the female terminal block according to the embodiment of the present invention.

Fig. 17 is a perspective view of a third middle tab connection module according to an embodiment of the present invention.

Fig. 18 is an exploded perspective view of a third middle plate connection module according to an embodiment of the present invention.

Fig. 19 is a perspective view of a third insulation base according to an embodiment of the present invention.

Fig. 20 is a perspective view of a fifth conductive terminal according to an embodiment of the present invention.

Fig. 21 is a perspective view of the third insulating base cooperating with the sixth conductive terminal according to the embodiment of the present invention.

Fig. 22 is a perspective view of a sixth conductive terminal according to an embodiment of the present invention.

Fig. 23 is a perspective view of the second intermediate floor 1 according to the embodiment of the present invention.

Fig. 24 is a perspective view of the second intermediate partition plate in the embodiment of the present invention 2.

Detailed Description

Referring to fig. 1 to 24, a combined terminal block of the present invention includes a male terminal block a and a female terminal block B connected to each other;

the male terminal seat A comprises a plurality of first middle sheet wiring modules 1 and 1 'positioned on one side of the male terminal seat A, a first middle partition plate 2 arranged between the first middle sheet wiring modules 1 and 1', a plurality of second middle sheet wiring modules 3 positioned on the other side of the male terminal seat A, and a first left side sheet module 4 and a first right side sheet module 5 positioned on two ends of the male terminal seat A;

the first middle plate wiring module 1 includes:

a first insulating base 11, one side surface of which is provided with a first and a second conductive

terminal slots

111, 112 in an L shape, the upper, middle and lower parts of the side surface are provided with a connecting slot 113, and the other side opposite to the side surface is convexly provided with a connecting block 114 matched with the connecting slot 113; the middle part of the first insulating base 11 is provided with a connecting through hole 115; the middle part of the plugging surface of the first insulating base 11 opposite to the female terminal seat B is convexly provided with a plugging block 116;

the first and second

conductive terminals

12, 13 are L-shaped and respectively inserted into the first and second conductive

terminal slots

111, 112 of the first insulating base 11, and two ends of the first and second

conductive terminals

12, 13 respectively extend out of the side surface of the first insulating base 11;

one side surface of the first middle partition board 2 is provided with a slot 21 matched with the connecting block 114 of the first insulating base 11, the other opposite side surface is provided with an inserting block 22 matched with the connecting slot 113 of the first insulating base 11 in a vertically protruding manner, and the middle part of the first middle partition board 2 is provided with a connecting through hole 23;

the second middle tab junction module 3 includes:

a second insulating base 31 including a side plate 311 vertically disposed, a front end plate 312 located at the front end of the side plate 311 and opposite to the female terminal block B, and a bottom plate 313; a first mounting platform 314 is convexly arranged on one side of the upper part of the inner side surface of the side plate 311 close to the front end plate 312, and a second mounting platform 315 is convexly arranged on the other side of the lower part of the inner side surface of the side plate 411 opposite to the front end plate 312; the upper, middle and lower parts of the inner side surface of the side plate 311 are respectively provided with a fixed connection slot 316 in a protruding manner, and a third conductive terminal slot 317 and a fourth conductive terminal slot 318 which are communicated with the first mounting platform 314 and the second mounting platform 315, extend and penetrate through the front end plate 312 are formed; fixing

grooves

3141 and 3151 are respectively arranged on the first mounting platform 314 and the second mounting platform 315; the outer side surface of the side plate 311 is provided with a fixed connection inserting block 319 matched with the fixed connection inserting groove 316; a connecting through hole 3111 is arranged in the center of the side plate 311;

the third conductive terminal 32 includes a first connection portion 321, and a first insertion portion 322 bent upward from one end of the first connection portion 321 and extending forward; the first connecting portion 321 is disposed on the first mounting platform 314, a connecting nut 35 is disposed in a fixing groove 3141 on the first mounting platform 314, and the first connecting portion 321 is fixed on the first mounting platform 314 by a connecting screw 34 and the connecting nut 35 in a matching manner; the first plugging portion 322 is plugged into the third conductive terminal slot 317 and extends out of the front plate 312;

the fourth conductive terminal 33 includes a second connection portion 331, and a second insertion portion 332 formed by bending downward and extending forward from one end of the second connection portion 331; the second connecting portion 331 is disposed on the second mounting platform 315, a connecting nut 35 is disposed in the fixing groove 3151 on the second mounting platform 315, and the second connecting portion 331 is fixed on the second mounting platform 315 by a connecting screw 34 and the connecting nut 35 in a matching manner; the second plug portion 332 is inserted into the fourth conductive terminal slot 318 and extends out of the front plate 312;

the inner side surface of the first left side plate module 4 is respectively provided with an insertion block 41 matched with the connecting insertion groove 113 of the first insulating base 11 of the first middle plate wiring module 1, and the inner side surface of the first right side plate module 5 is provided with an insertion groove 51 matched with the fixedly-connected insertion block 319 of the outer side surface of the side plate 311 of the second insulating base 31 of the second middle plate wiring module 3; the centers of the first left side piece module 4 and the first right side piece module 5 are provided with connecting through holes;

the first connecting bolt passes through connecting through holes in the first left side plate module, the first middle plate wiring module, the second middle plate wiring module and the first right side plate module in sequence and is locked by the nut, and the first left side plate module, the first middle plate wiring module, the first middle partition plate, the second middle plate wiring module and the first right side plate module are connected into a whole;

the female terminal base B comprises a plurality of third middle lug wiring modules 7 and second left side lug modules 8 and second right side lug modules 9 at two ends of the third middle lug wiring modules, and a second middle partition plate 10 is arranged between the third middle lug wiring modules 7 positioned on one side of the female terminal base B;

the third middle plate junction module 7 includes:

a third insulating base 71 including a substrate 711, a front plate 712, a rear plate 713, and a side plate 714 on one side of the substrate 711; the substrate 711 is opposite to the plugging surface of the male terminal block a, and is correspondingly provided with first to third insertion holes 7111, 7112 and 7113 for inserting the plugging block 116 and the end parts of the first and second conductive terminals 12 and 13; a connecting block 715 with a connecting through hole is convexly arranged on the upper part of the inner side surface of the side panel 714, first fixing lugs 716 and 716 'are symmetrically arranged on two sides of the connecting block 715, and second fixing lugs 717 and 717' are correspondingly symmetrically arranged on two sides of the upper part of the outer side surface of the side panel 714; the front plate 712, the rear plate 713 and the base plate 711 are provided with connecting grooves 718 at the side surfaces, and correspondingly, connecting bumps 719 matched with the connecting grooves 718 at the side surfaces of the front plate 712, the rear plate 713 and the base plate 711 are arranged at the two sides and the lower part of the outer side surface of the side panel 714; the third middle patch connecting modules 7 are connected with each other, and the first and second fixing lugs 716, 716 ', 717 and 717' on the inner and outer side surfaces of the side panel 714 of the third insulating base 71 are matched with each other to form two third mounting platforms 76 which are arranged in a left-right symmetrical manner;

the two sides and the upper and lower parts of the second middle partition board 10 are respectively provided with a slot 1001 matched with the connecting bump 719 of the third insulating base 71, the middle part of the second middle partition board 10 is provided with a connecting hole 1002, the upper part of one side surface of the second middle partition board 10 at the two sides of the connecting hole 1002 is symmetrically provided with bumps 1003 and 1003 'corresponding to the first fixing bumps 716 and 716' at the two sides of the upper part of the inner side surface of the side panel 714 of the third insulating base 71, and the lower part of the side surface is provided with a connecting bump 1004 matched with the connecting groove 718 of the third insulating base 71; the second middle partition 10 and the third insulating base 71 are connected with each other, and the first fixing lugs 716 and 716 'and the lugs 1003 and 1003' form two fourth mounting platforms 77 which are symmetrically arranged;

the two fifth conductive terminals 72 are respectively arranged on the two third mounting platforms 76 or the fourth mounting platforms 77 which are symmetrically arranged; the fifth conductive terminal 72 includes a first fixing portion 721, a first elastic arm 722 bent and extended downward from one end of the first fixing portion 721, a first contact portion 723 formed at the end of the first elastic arm 722, two first limiting portions 724 oppositely disposed and located inside the first elastic arm 722 and extended outward from two sides of the upper portion of the first elastic arm 722, and the end of the first limiting portion 724 corresponds to the first contact portion 723; a second elastic arm 725 bent and extended downward from the other end of the first fixing portion 721, a bent portion 726 bent and extended in a U-shape from the lower end of the second elastic arm 725, and a second contact portion 727 extended from one end of the bent portion 726; an elastic sheet 728 extending obliquely from the center of the upper portion of the second elastic arm 725 and located between the two first position-limiting portions 724; the first fixing portion 721 of the fifth conductive terminal 72 is mounted on the third mounting platform 76 or the fourth mounting platform 77 symmetrically formed on the side plate of the third insulating base 71 through the bolt 73 and the nut 74, and the second contact portions of the two fifth conductive terminals 72 abut against each other;

two sixth conductive terminals 75 respectively disposed on the two third mounting platforms 76 or the fourth mounting platforms 77 symmetrically disposed; the sixth conductive terminal 75 includes a second fixing portion 751, a third elastic arm 752 formed by bending and extending downward from one end of the second fixing portion 7751, a third contact portion 753 formed at the end of the third elastic arm 752, two second limiting portions 754 located inside the third elastic arm 752 and arranged oppositely and extending outward from two sides of the upper portion of the third elastic arm 752, wherein the end portions of the second limiting portions 754 correspond to the third contact portion 753; a fourth elastic arm 755 bent and extended downward from the other end of the second fixing portion 751, and an elastic sheet 756 obliquely extended from the center of the upper portion of the fourth elastic arm 755 and located between the two second limiting portions 754; the second fixing portion 751 of the sixth conductive terminal 75 is mounted on the third mounting platform 76 or the fourth mounting platform 77 symmetrically formed by the side plate 714 of the third insulating base 71 through the bolt 73 and the nut 74;

a second left side piece module 8 and a second right side piece module 9, wherein the inner side surface of the second left side piece module 8 is respectively provided with an insertion block 81 matched with the connecting groove 718 of the third insulating base 71 of the third middle piece wiring module 7, and the inner side surface of the second right side piece module 9 is provided with an insertion groove matched with the connecting bump 719 on the outer side surface of the side plate 714 of the third insulating base 71 of the third middle piece wiring module 7; the centers of the second left side piece module 8 and the second right side piece module 9 are provided with connecting through holes;

and the second connecting bolt 16 sequentially penetrates through connecting through holes in the second left side plate module 8, the third middle plate wiring module 7, the second middle partition plate 10 and the second right side plate module 9, is locked by the nut, and connects the second left side plate module, the third middle plate wiring module, the second middle partition plate and the second right side plate module into a whole.

Preferably, a clamping groove 7141 is formed in the center of the top surface of the side panel 714 of the third middle patch connection module 7 in the female terminal base B, a clamping groove 1005 is formed in the center of the top surface of the second middle partition 10, and correspondingly, a clamping plate 17 is arranged to be clamped in the clamping groove 7141 of the side panel 714 and the clamping groove 1005 in the center of the top surface of the second middle partition 10, so that the third middle patch connection module 7 and the second middle partition 10 are limited and fixed.

Preferably, the male terminal base a and the female terminal base B are respectively provided with a first cover plate 18 and a second cover plate 19;

the first cover plate 18 covers the top surfaces of the first middle patch connecting module 1, 1', the first middle partition plate 2 and the second middle patch connecting module 3, the upper parts of the inner side surfaces of the first left side patch module 4 and the first right side patch module 5 positioned at the two ends of the male terminal base A are provided with first cover plate slots 181 for inserting the two ends of the first cover plate 18, and the two ends of the first cover plate 18 are inserted into the first cover plate slots 181;

the second cover plate 19 covers the top surfaces of the third middle lug wiring module 7 and the second middle partition plate 10; the upper parts of the inner side surfaces of the second left side piece module 8 and the second right side piece module 9 at the two ends of the female terminal block B are provided with second cover plate slots 191 for inserting the two ends of a second cover plate 19, and the two ends of the second cover plate 19 are inserted into the second cover plate slots 191.

Modular terminal platform, when public terminal seat A, female terminal seat B separation, the second contact portion of two fifth conductive terminal 72 supports mutually in female terminal seat B third middle plate wiring module 7 and leans on, realizes the short circuit function of circuit.

When the male terminal seat a and the female terminal seat B are butted, since the middle part of the plugging surface of the first insulating base 11 in the male terminal seat a opposite to the female terminal seat B is convexly provided with the plugging block 116 to be plugged into the first plugging hole 7111 of the substrate 711 of the third insulating base 71 of the third middle-piece wiring module 7 in the female terminal seat B, the second contact parts of the two abutted fifth conductive terminals 72 in the third middle-piece wiring module 7 are separated.

In addition, the third contact parts of two sixth conductive terminals 75 in the third middle patch connection module 7 on one side in the female terminal seat B are not abutted against each other to contact, so that the female terminal seat B does not have a circuit short-circuit function, and the requirements of various structural forms or functions of customers are met.

The utility model also provides a terminal block, this terminal block is above-mentioned female terminal block B promptly, and it includes: the terminal block comprises a plurality of middle piece wiring modules, a left side piece module and a right side piece module which are arranged at two ends of the middle piece wiring modules, and a middle partition plate is arranged between the middle piece wiring modules which are positioned at one side of the terminal block;

the middle patch wiring module is a third middle patch wiring module 7 in the female terminal base, and the left side patch module and the right side patch module are respectively a second left side patch module 8 and a second right side patch module 9; the insulating base is the third insulating base 71, and the middle partition is a second middle partition 10;

the middle plate wiring module comprises:

the two first conductive terminal plates are respectively arranged on the two first or second fixed platforms which are symmetrically arranged; the first conductive terminal plate comprises a first fixing part, a first elastic arm formed by bending and extending downwards from one end of the first fixing part, a first contact part formed at the tail end of the first elastic arm, two first limiting parts which are positioned at the inner side of the first elastic arm and are oppositely arranged and extend outwards from two sides of the upper part of the first elastic arm, and the end part of the first limiting part corresponds to the first contact part; a second elastic arm formed by bending and extending downwards from the other end of the first fixing part, a bent part formed by bending and extending the lower end of the second elastic arm in a U shape, and a second contact part formed by extending from one end of the bent part; the elastic sheet is obliquely extended from the center of the upper part of the second elastic arm and positioned between the two first limiting parts; the first fixing part of the first conductive terminal is installed on a first or second fixing platform formed by the side plate of the insulating base symmetrically through a bolt and a nut in a matching way, and the second contact parts of the two first conductive terminal plates are abutted;

the first conductive terminal board and the second conductive terminal board are the fifth conductive terminal 72 and the sixth conductive terminal 75 in the female terminal seat B; the connecting bolt is a second connecting bolt.

The inner side surface of the left side piece module is provided with an inserting block matched with the connecting groove of the insulating base of the middle piece wiring module, and the inner side surface of the right side piece module is provided with an inserting groove matched with the connecting lug on the outer side surface of the side plate of the insulating base of the middle piece wiring module; the centers of the left side piece module and the right side piece module are provided with connecting through holes; the left side piece module and the right side piece module are respectively a second left side piece module and a second right side piece module in the female terminal seat;

a connecting bolt and a nut, the connecting bolt being a second connecting bolt 16 in the female terminal block B; the connecting bolt sequentially penetrates through the connecting through holes in the left side piece module, the middle piece wiring module, the middle partition plate and the right side piece module and is locked by the nut, so that the left side piece module, the middle piece wiring module, the middle partition plate and the right side piece module are connected into a whole.

Claims

1. A combined terminal block is characterized by comprising a male terminal block and a female terminal block which are connected with each other;

the male terminal seat comprises a plurality of first middle lug wiring modules positioned on one side of the male terminal seat, a first middle partition plate arranged between the first middle lug wiring modules, a plurality of second middle lug wiring modules positioned on the other side of the male terminal seat, and a first left side piece module and a first right side piece module positioned at two ends of the male terminal seat;

the first middle wafer wiring module comprises:

the second middle plate wiring module comprises:

the inner side surface of the first left side plate module is provided with an inserting block matched with the connecting slot of the first insulating base of the first middle plate wiring module, and the inner side surface of the first right side plate module is provided with a slot matched with the fixedly connected inserting block on the outer side surface of the side plate of the second insulating base of the second middle plate wiring module; the centers of the first left side piece module and the first right side piece module are provided with connecting through holes;

the third middle plate wiring module comprises:

the third insulating base comprises a base plate, a front plate, a rear plate and a side plate positioned on one side of the base plate; the substrate is opposite to the plugging surface of the male terminal seat, and a first jack, a second jack and a third jack for plugging the plugging block and the end parts of the first and second conductive terminals are correspondingly arranged on the substrate; the upper part of the inner side surface of the side panel is convexly provided with a connecting block with a connecting through hole, two sides of the connecting block are symmetrically provided with first fixing lugs, and correspondingly, two sides of the upper part of the outer side surface of the side panel are symmetrically provided with second fixing lugs; the side surfaces of the front plate, the rear plate and the base plate are provided with connecting grooves, and correspondingly, the two sides and the lower part of the outer side surface of the side plate are provided with connecting lugs matched with the connecting grooves on the side surfaces of the front plate, the rear plate and the base plate; the first fixing lug and the second fixing lug on the inner side surface and the outer side surface of the side panel of the third insulating base are matched with each other to form a third mounting platform which is arranged in a left-right symmetrical mode;

2. The modular terminal block of claim 1 wherein the second resilient arm, the curved portion, and the second contact portion of the fifth conductive terminal are a frame structure of unitary construction.

3. The modular terminal block of claim 1, wherein a slot is formed in the center of the top surface of the side panel of the third middle patch module and a slot is formed in the center of the top surface of the second middle partition, and a locking plate is correspondingly disposed in the slot of the side panel and the slot in the center of the top surface of the second middle partition to limit and fix the third middle patch module and the second middle partition.

4. The modular terminal block of claim 1 wherein the male terminal block and the female terminal block are respectively provided with a first cover plate and a second cover plate;

5. A terminal block, comprising: the terminal block comprises a plurality of middle piece wiring modules, a left side piece module and a right side piece module which are arranged at two ends of the middle piece wiring modules, and a middle partition plate is arranged between the middle piece wiring modules which are positioned at one side of the terminal block;

the middle plate wiring module comprises:

the insulating base comprises a base plate, a front plate, a rear plate and a side plate positioned on one side of the base plate; the substrate is provided with a first jack, a second jack and a third jack for inserting the plug block and the conductive terminals; the upper part of the inner side surface of the side panel is convexly provided with a connecting block with a connecting through hole, two sides of the connecting block are symmetrically provided with first fixing lugs, and correspondingly, two sides of the upper part of the outer side surface of the side panel are symmetrically provided with second fixing lugs; the side surfaces of the front plate, the rear plate and the base plate are provided with connecting grooves, and correspondingly, the two sides and the lower part of the outer side surface of the side plate are provided with connecting lugs matched with the connecting grooves on the side surfaces of the front plate, the rear plate and the base plate; the middle lug wiring modules are connected with each other, and the first fixing lug and the second fixing lug on the inner side surface and the outer side surface of the side panel of the insulating base are matched with each other to form a first fixing platform which is arranged in a bilateral symmetry mode;

the two first conductive terminal plates are respectively arranged on the two first fixed platforms or the two second fixed platforms which are symmetrically arranged; the first conductive terminal plate comprises a first fixing part, a first elastic arm formed by bending and extending downwards from one end of the first fixing part, a first contact part formed at the tail end of the first elastic arm, two first limiting parts which are positioned at the inner side of the first elastic arm and are oppositely arranged and extend outwards from two sides of the upper part of the first elastic arm, and the end part of the first limiting part corresponds to the first contact part; a second elastic arm formed by bending and extending downwards from the other end of the first fixing part, a bent part formed by bending and extending the lower end of the second elastic arm in a U shape, and a second contact part formed by extending from one end of the bent part; the elastic sheet is obliquely extended from the center of the upper part of the second elastic arm and positioned between the two first limiting parts; the first fixing parts of the first conductive terminal boards are arranged on a first fixing platform symmetrically formed on the side plate of the insulating base through bolts and nuts in a matching manner, and the second contact parts of the two first conductive terminal boards are abutted;

6. The terminal block according to claim 5, wherein the second elastic arm, the bent portion, and the second contact portion of the first conductive terminal plate are a frame structure of an integrated structure.

7. The terminal block according to claim 5, wherein a slot is formed in the center of the top surface of the side panel of the middle patch module, a slot is formed in the center of the top surface of the middle partition, and a locking plate is correspondingly disposed to be locked in the slot of the side panel and the slot in the center of the top surface of the middle partition, so as to limit and fix the middle patch module and the middle partition.