CN218958076U

CN218958076U - Insulating binding post

Info

Publication number: CN218958076U
Application number: CN202222970629.1U
Authority: CN
Inventors: 倪协梁
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-11-03
Filing date: 2022-11-03
Publication date: 2023-05-02
Anticipated expiration: 2032-11-03

Abstract

The utility model belongs to the technical field of electrical equipment, and particularly relates to an insulating wiring terminal; the device comprises a male needle core and a female needle core; the male pin core comprises a core main body A and a conductive copper column; the core main body A is provided with a plug hole, and the conductive copper column is fixedly arranged in the plug hole; the end part of the lead A is electrically connected with the conductive copper column; the mother needle core comprises a core main body B and a conductive copper sleeve which is in plug-in fit with the conductive copper column; the plug-in end of the core main body B is provided with a plug-in pipe, the conductive copper sleeve is fixedly arranged in the plug-in pipe, and the end part of the lead B is electrically connected with the conductive copper sleeve. The conductive copper column and the conductive copper sleeve in the insulated wiring terminal are respectively arranged in the plug hole of the core main body A and the plug pipe of the core main body B, and the conductive copper column and the conductive copper sleeve are protected through the plug hole and the plug pipe, so that the conditions of damage or deformation and the like caused by the exposure of the conductive copper column and the conductive copper sleeve are avoided, and the stability of the structure of the insulated wiring terminal is effectively improved.

Description

Insulating binding post

Technical Field

The utility model belongs to the technical field of electrical equipment, and particularly relates to an insulating wiring terminal.

Background

The connection terminal is an accessory product for realizing electrical connection, and is industrially divided into the category of connectors. As the industrial automation degree is higher and the industrial control requirement is stricter and accurate, the consumption of the wiring terminal is gradually increased; and with the development of the electronic industry, the use range of the wiring terminal is more and more, and the variety is also more and more.

The contact pins (conductive parts) of the wiring terminals in the prior art are exposed when the contact pins are not in plug-in fit, and the arrangement mode enables the contact pins to be damaged or deformed easily, so that the two mutually matched wiring terminals cannot be normally connected, and the situation that the wiring terminals cannot be used occurs. Therefore, the utility model provides the wiring terminal capable of preventing the contact pin from being damaged or deformed, which is a technical problem to be solved urgently by those skilled in the art.

Disclosure of Invention

In order to solve the problems in the prior art, the utility model provides an insulating connecting terminal, which is used for solving the technical problem that the connecting terminal cannot be used because the contact pin of the connecting terminal is easy to damage or deform in the prior art.

The utility model is realized by the following technical scheme:

an insulated wiring terminal comprises a male pin core and a female pin core;

the male pin core comprises a core main body A and a conductive copper column; the core main body A is provided with a plug hole, the conductive copper column is fixedly arranged in the plug hole, and a plug gap is reserved between the outer side wall of the conductive copper column and the side wall of the plug hole; the end part of the lead A penetrates through the fixed end of the core main body A and is electrically connected with the conductive copper column;

the mother needle core comprises a core main body B and a conductive copper sleeve which is in plug-in fit with the conductive copper column; the plug-in end of the core main body B is provided with a plug-in pipe matched with the plug-in hole, the conductive copper sleeve is fixedly arranged in the plug-in pipe, and the end part of the lead B penetrates through the fixed end of the core main body B and is electrically connected with the conductive copper sleeve.

In order to better realize the utility model, the structure is further optimized, the number of the plug holes is a plurality, the axes of the plug holes are parallel to the length direction of the core main body A, the number of the conductive copper columns is equal to the number of the plug holes, and all the conductive copper columns are respectively inserted into the plug holes;

the number of the plug tubes is equal to that of the plug holes, the setting positions of the plug tubes correspond to those of the plug holes, the number of the conductive copper sleeves is equal to that of the plug tubes, and all the conductive copper sleeves are respectively arranged in a plurality of the plug tubes; the female needle core is connected with the male needle core through the plug-in cooperation of the plug-in pipes and the plug-in holes.

In order to better realize the utility model, the structure is further optimized, and a plurality of the plug holes are arranged at equal intervals around the circumference of the core main body A.

In order to better realize the utility model, the structure is further optimized, and the core main body A comprises a connector A, an upper cover A, a connecting bolt A and a connecting nut A; the upper cover A is provided with a threading hole A and a penetrating hole A, the connector A is provided with a connecting hole A and a nut groove A, the nut groove A is positioned at the inserting end of the connector A, the position of the nut groove A corresponds to that of the penetrating hole A, the nut groove A is communicated with the penetrating hole A through the connecting hole A, the connecting nut A is arranged in the nut groove A, and the end part of the connecting bolt A sequentially penetrates through the penetrating hole A and the connecting hole A to be connected with the connecting nut A so as to fix the upper cover A and the connector A; the plug hole is arranged on the connector A, and the fixed end of the conductive copper column is fixed on the fixed end of the connector A through the upper cover A in an extrusion mode; the end part of the lead A is penetrated by the threading hole A and is electrically connected with the conductive copper column.

In order to better realize the utility model, the male pin core further comprises a locking bolt A, a plurality of through holes A are formed in the circumferential side wall of the core main body A, the through holes A are respectively communicated with the inserting holes, a wire slot A is formed in the fixed end of the conductive copper column, a fixing hole A matched with the locking bolt A is formed in the side wall of the conductive copper column, the fixing hole A is communicated with the wire slot A, the end part of the wire A is inserted into the wire slot A, and the end part of the locking bolt A sequentially penetrates through the through holes A and the fixing hole A to be abutted against the end part of the wire A.

In order to better realize the utility model, the structure is further optimized, and the core main body B comprises a connector B, an upper cover B, a connecting bolt B and a connecting nut B; the upper cover B is provided with a threading hole B and a penetrating hole B, the connector B is provided with a connecting hole B and a nut groove B, the nut groove B is positioned at the inserting end of the connector B, the position of the nut groove B corresponds to that of the penetrating hole B, the nut groove B is communicated with the penetrating hole B through the connecting hole B, the connecting nut B is arranged in the nut groove B, and the end part of the connecting bolt B sequentially penetrates through the penetrating hole B and the connecting hole B to be connected with the connecting nut B so as to fix the upper cover B and the connector B; the plug tube is arranged on the connector B, and the fixed end of the conductive copper sleeve is fixed on the fixed end of the connector B by extrusion of the upper cover B; the end part of the lead B is penetrated by the threading hole B and is electrically connected with the conductive copper sleeve.

In order to better realize the utility model, the female needle core further comprises a locking bolt B, a plurality of through holes B are formed in the circumferential side wall of the core main body B, the through holes B are respectively communicated with the plug tubes, fixing holes B matched with the locking bolt B are formed in the side wall of the conductive copper sleeve, the fixing holes B are communicated with the inside of the conductive copper sleeve, the end parts of the conductive copper sleeve are inserted into the conductive copper sleeve, and the end parts of the locking bolts B sequentially penetrate through the through holes B and the fixing holes B to be abutted against the end parts of the conductive copper sleeve.

In order to better realize the utility model, the structure is further optimized, the through hole A is positioned at the joint of the upper cover A and the connector A, and the through hole B is positioned at the joint of the upper cover B and the connector B.

In order to better realize the utility model, in the structure, the fixed end of the connector A is provided with a limit groove A, the cover surface of the upper cover A is provided with a limit protrusion A matched with the limit groove A, and the upper cover A is covered on the connector A through the fit of the limit protrusion A and the limit groove A.

In order to better realize the utility model, in the structure, the fixed end of the connector B is provided with a limit groove B, the cover surface of the upper cover B is provided with a limit bulge B matched with the limit groove B, and the upper cover B is covered on the connector B through the fit of the limit bulge B and the limit groove B.

In summary, the utility model has the following technical effects:

the conductive copper column and the conductive copper sleeve in the insulated wiring terminal are respectively arranged in the plug hole of the core main body A and the plug pipe of the core main body B, and the conductive copper column and the conductive copper sleeve are protected through the plug hole and the plug pipe, so that the conditions of damage or deformation and the like caused by the exposure of the conductive copper column and the conductive copper sleeve are avoided, and the stability of the structure of the insulated wiring terminal is effectively improved.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of an insulated wire terminal according to the present utility model;

FIG. 2 is a cross-sectional view of the male pin core and female pin core of the insulated wire terminal of the present utility model in a plug-in fit;

FIG. 3 is an exploded view of a male pin core in an insulated wire terminal according to the present utility model;

FIG. 4 is a schematic view of the structure of the insertion end of the male pin core in the insulated wire terminal according to the present utility model;

FIG. 5 is an exploded view of a female pin core in an insulated wire terminal according to the present utility model;

fig. 6 is a schematic structural view of a plug end of a female pin core in an insulated wire terminal according to the present utility model.

Reference numerals:

1. a male needle core; 11. a connector A; 111. a plug hole; 112. a nut groove A; 113. a limit groove A; 12. an upper cover A; 121. a threading hole A; 122. a through hole A; 123. a limit bulge A; 13. conductive copper pillars; 141. a connecting bolt A; 142. a connecting nut A; 15. a locking bolt A; 16. a through hole A;

2. a female needle core; 21. a connector B; 211. a connecting pipe is inserted; 212. a nut groove B; 213. a limit groove B; 22. an upper cover B; 221. a threading hole B; 222. a through hole B; 223. a limit bulge B; 23. a conductive copper sleeve; 241. a connecting bolt B; 242. a connecting nut B; 25. a locking bolt B; 26. and a through hole B.

Detailed Description

In order to make the objects, technical solutions and advantages of the present utility model more apparent, the technical solutions of the present utility model will be described in detail below. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, based on the examples herein, which are within the scope of the utility model as defined by the claims, will be within the scope of the utility model as defined by the claims.

In the description of the present utility model, it is to be noted that, unless otherwise indicated, the meaning of "plurality" means two or more; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", etc., refer to an orientation or positional relationship based on that shown in the drawings, and are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "mounted", "connected" and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present utility model can be understood as appropriate by those of ordinary skill in the art.

Examples:

as shown in fig. 1 to 6:

an insulated wire connecting terminal comprises a male pin core 1 and a female pin core 2; wherein,,

the male pin core 1 comprises a core main body A and a conductive copper column 13; the core main body A is provided with a plug hole 111, the conductive copper column 13 is fixedly arranged in the plug hole 111, and a plug gap is reserved between the outer side wall of the conductive copper column 13 and the side wall of the plug hole 111; the end part of the lead A penetrates through the fixed end of the core main body A and is electrically connected with the conductive copper column 13;

the mother needle core 2 comprises a core main body B and a conductive copper sleeve 23 which is in plug-in fit with the conductive copper column 13; the plug end of the core body B is provided with a plug tube 211 matched with the plug hole 111, the conductive copper sleeve 23 is fixedly arranged in the plug tube 211, and the end part of the lead B penetrates through the fixed end of the core body B and is electrically connected with the conductive copper sleeve 23.

When the insulating terminal is used, a worker can electrically connect the lead A and the lead B with electric equipment and a power supply respectively, and when the electric equipment is required to be electrically connected with the power supply, the worker can carry out plug-in fit on the male pin core 1 and the female pin core 2, so that the plug-in pipe 211 in the female pin core 2 can be inserted into the plug-in hole 111 of the male pin core 1, and the conductive copper sleeve 23 can be sleeved and contacted with the conductive copper column 13 to complete connection between the electric equipment and the power supply.

The conductive copper column 13 and the conductive copper sleeve 23 in the insulated wiring terminal are respectively arranged in the plug hole 111 of the core main body A and the plug tube 211 of the core main body B, and the conductive copper column 13 and the conductive copper sleeve 23 are protected through the plug hole 111 and the plug tube 211 so as to avoid the occurrence of the conditions of damage or deformation and the like caused by the exposure of the conductive copper column 13 and the conductive copper sleeve 23, thereby effectively improving the structural stability of the insulated wiring terminal.

It should be noted that, the core main body a and the core main body B are made of insulating materials, the inner diameter of the conductive copper sleeve 23 is matched with the outer diameter of the conductive copper post 13, and the sum of the thicknesses of the conductive copper sleeve 23 and the plugging tube 211 is equal to the width of the plugging gap, so that the connection between the male pin terminal and the female pin terminal is more compact, and the use of the insulated wiring terminal is safer and more convenient.

Preferably, the number of the plugging holes 111 is plural, the axis of the plugging holes 111 is parallel to the length direction of the core main body a, the number of the conductive copper pillars 13 is equal to the number of the plugging holes 111, and all the conductive copper pillars 13 are respectively plugged into the plugging holes 111;

the number of the plug tubes 211 is equal to the number of the plug holes 111, the setting positions of the plug tubes 211 correspond to the setting positions of the plug holes 111, the number of the conductive copper sleeves 23 is equal to the number of the plug tubes 211, and all the conductive copper sleeves 23 are respectively arranged in the plug tubes 211; the female pin core 2 is connected with the male pin core 1 through the plug-in cooperation of the plurality of plug-in pipes 211 and the plurality of plug-in holes 111, so that the connection between the female pin core 2 and the male pin core 1 is more compact and stable.

More preferably, the core body a and the core body B are both cylindrical structures, and the plurality of plug holes 111 are arranged at equal intervals around the circumference of the core body a, and the plurality of plug posts are arranged at equal intervals around the circumference of the core body B, so that the appearance of the insulated wire terminal is more attractive.

Preferably, the core main body a includes a connector a11, an upper cover a12, a connecting bolt a141 and a connecting nut a142; wherein,,

the upper cover A12 is provided with a threading hole A121 and a penetrating hole A122, the connector A11 is provided with a connecting hole A and a nut groove A112, the nut groove A112 is positioned at the inserting end of the connector A11, the position of the nut groove A112 corresponds to that of the penetrating hole A122, the nut groove A112 is communicated with the penetrating hole A122 through the connecting hole A, the connecting nut A142 is arranged in the nut groove A112, the end part of the connecting bolt A141 sequentially penetrates through the penetrating hole A122 and the connecting hole A to be connected with the connecting nut A142, so that the upper cover A12 and the connector A11 are fixed, and the upper cover A12 and the connector A11 are connected more firmly;

the plug hole 111 is arranged on the connector A11, and the fixed end of the conductive copper column 13 is fixed on the fixed end of the connector A11 by extrusion of the upper cover A12, so that the occurrence of loosening of the conductive copper column 13 is avoided, and the stability of the structure of the core main body A is improved;

the end part of the lead A is electrically connected with the conductive copper column 13 by penetrating through the threading hole A121, and the upper cover A12 is taken down from the connector A11 only by loosening the connecting bolt A141 and the connecting nut A142 when the lead A is installed, so that the male pin core 1 is more convenient to install.

Preferably, the male pin core 1 further comprises a locking bolt A15; wherein,,

a plurality of through holes A16 are formed in the circumferential side wall of the core main body A, the through holes A16 are respectively communicated with the plug holes 111, a wire slot A is formed in the fixed end of the conductive copper column 13, a fixing hole A matched with the locking bolt A15 is formed in the side wall of the conductive copper column 13, and the fixing hole A is communicated with the wire slot A;

when the wire A is installed, a worker only needs to penetrate the end part of the wire A into the core main body A through the threading hole A121 and insert the wire into the wire groove A, then screws the locking bolt A15, so that the end part of the locking bolt A15 is abutted to the end part of the wire A, and the end part of the wire A is extruded and fixed on the side wall of the wire groove A, so that the installation of the wire A is more convenient, and the connection between the wire A and the conductive copper column 13 is more stable.

Preferably, the core main body B includes a connector B21, an upper cover B22, a connecting bolt B241 and a connecting nut B242; wherein,,

the upper cover B22 is provided with a threading hole B221 and a penetrating hole B222, the connector B21 is provided with a connecting hole B and a nut groove B212, the nut groove B212 is positioned at the inserting end of the connector B21, the position of the nut groove B212 corresponds to that of the penetrating hole B222, the nut groove B212 is communicated with the penetrating hole B222 through the connecting hole B, the connecting nut B242 is arranged in the nut groove B212, the end part of the connecting bolt B241 sequentially penetrates through the penetrating hole B222 and the connecting hole B to be connected with the connecting nut B242 so as to fix the upper cover B22 and the connector B21, and the upper cover B22 and the connector B21 are connected more firmly;

the plug tube 211 is arranged on the connector B21, and the fixed end of the conductive copper sleeve 23 is fixed on the fixed end of the connector B21 by extrusion of the upper cover B22; so as to avoid the occurrence of loosening of the conductive copper sleeve 23 and improve the stability of the structure of the core main body B; the end of the wire B is electrically connected to the conductive copper sheath 23 through the wire hole B221.

Preferably, the female needle core 2 further comprises a locking bolt B25; wherein,,

a plurality of through holes B26 are formed in the circumferential side wall of the core main body B, the through holes B26 are respectively communicated with the plurality of plug tubes 211, a fixing hole B matched with the locking bolt B25 is formed in the side wall of the conductive copper sleeve 23, and the fixing hole B is communicated with the inside of the conductive copper sleeve 23;

when the wire B is installed, a worker only needs to penetrate the end part of the wire B into the core main body B through the threading hole B221 and insert the wire B into the conductive copper sleeve 23, then screws the locking bolt B25, the end part of the locking bolt B25 is abutted to the end part of the wire B, and then the end part of the wire B is extruded and fixed on the side wall of the wire slot B, so that the installation of the wire B is more convenient, and the connection between the wire B and the conductive copper sleeve 23 is more stable.

Preferably, the through hole a16 is located at the connection between the upper cover a12 and the connector a11, and the through hole B26 is located at the connection between the upper cover B22 and the connector B21.

Preferably, the fixed end of the connector a11 is provided with a limit groove a113, the cover closing surface of the upper cover a12 is provided with a limit protrusion a123 matched with the limit groove a113, and the upper cover a12 is covered on the connector a11 through the fit of the limit protrusion a123 and the limit groove a113, so that the connection between the upper cover a12 and the connector a11 is more compact, and the assembly of the upper cover a12 and the connector a11 is more convenient.

Preferably, the fixed end of the connector B21 is provided with a limit groove B213, the cover surface of the upper cover B22 is provided with a limit protrusion B223 matched with the limit groove B213, and the upper cover B22 is covered on the connector B21 through the fit of the limit protrusion B223 and the limit groove B213, so that the connection between the upper cover a12 and the connector a11 is more compact, and the assembly of the upper cover a12 and the connector a11 is more convenient.

The foregoing is merely illustrative of the present utility model, and the present utility model is not limited thereto, and any person skilled in the art will readily recognize that variations or substitutions are within the scope of the present utility model. Therefore, the protection scope of the present utility model shall be subject to the protection scope of the claims.

Claims

1. An insulated wire connecting terminal, characterized in that: comprises a male needle core (1) and a female needle core (2);

the male pin core (1) comprises a core main body A and a conductive copper column (13); the core body A is provided with a plug hole (111), the conductive copper column (13) is fixedly arranged in the plug hole (111), and a plug gap is reserved between the outer side wall of the conductive copper column (13) and the side wall of the plug hole (111); the end part of the lead A penetrates through the fixed end of the core main body A and is electrically connected with the conductive copper column (13);

the female pin core (2) comprises a core main body B and a conductive copper sleeve (23) which is in plug-in fit with the conductive copper column (13); the plug-in end of the core main body B is provided with a plug-in pipe (211) matched with the plug-in hole (111), the conductive copper sleeve (23) is fixedly arranged in the plug-in pipe (211), and the end part of the lead B penetrates through the fixed end of the core main body B and is electrically connected with the conductive copper sleeve (23).

2. The insulated wire terminal of claim 1, wherein: the number of the plug holes (111) is multiple, the axis of the plug holes (111) is parallel to the length direction of the core main body A, the number of the conductive copper columns (13) is equal to the number of the plug holes (111), and all the conductive copper columns (13) are respectively inserted into the plug holes (111);

the number of the plug tubes (211) is equal to the number of the plug holes (111), the setting positions of the plug tubes (211) correspond to the setting positions of the plug holes (111), the number of the conductive copper sleeves (23) is equal to the number of the plug tubes (211), and all the conductive copper sleeves (23) are respectively arranged in a plurality of the plug tubes (211); the female needle core (2) is connected with the male needle core (1) through the plug-in cooperation of a plurality of plug-in pipes (211) and a plurality of plug-in holes (111).

3. The insulated wire terminal of claim 2, wherein: a plurality of the plug holes (111) are arranged at equal intervals around the circumference of the core main body A.

4. An insulated wire connection terminal according to any one of claims 1 to 3, wherein: the core main body A comprises a connector A (11), an upper cover A (12), a connecting bolt A (141) and a connecting nut A (142); the upper cover A (12) is provided with a threading hole A (121) and a penetrating hole A (122), the connector A (11) is provided with a connecting hole A and a nut groove A (112), the nut groove A (112) is positioned at the inserting end of the connector A (11), the position of the nut groove A (112) corresponds to that of the penetrating hole A (122), the nut groove A (112) is communicated with the penetrating hole A (122) through the connecting hole A, the connecting nut A (142) is arranged in the nut groove A (112), and the end part of the connecting bolt A (141) sequentially penetrates through the penetrating hole A (122) and the connecting hole A to be connected with the connecting nut A (142) so as to fix the upper cover A (12) and the connector A (11); the plug hole (111) is arranged on the connector A (11), and the fixed end of the conductive copper column (13) is fixed on the fixed end of the connector A (11) through the upper cover A (12) in an extrusion mode; the end part of the lead A is penetrated by the threading hole A (121) and is electrically connected with the conductive copper column (13).

5. The insulated wire terminal of claim 4, wherein: the utility model discloses a core (1) is provided with through-hole A (16) on the circumference lateral wall of core main part A, a plurality of through-hole A (16) respectively with a plurality of spliced eye (111) intercommunication, the stiff end of electrically conductive copper post (13) is provided with wire casing A, be provided with on the lateral wall of electrically conductive copper post (13) with the fixed orifices A of locking bolt A (15) matching, fixed orifices A with wire casing A intercommunication, wire A's tip is inserted and is established in wire casing A, the tip of locking bolt A (15) passes in proper order through-hole A (16) with fixed orifices A butt is on wire A's tip.

6. The insulated wire terminal of claim 5, wherein: the core main body B comprises a connector B (21), an upper cover B (22), a connecting bolt B (241) and a connecting nut B (242); the upper cover B (22) is provided with a threading hole B (221) and a penetrating hole B (222), the connector B (21) is provided with a connecting hole B and a nut groove B (212), the nut groove B (212) is positioned at the inserting end of the connector B (21), the position of the nut groove B (212) corresponds to that of the penetrating hole B (222), the nut groove B (212) is communicated with the penetrating hole B (222) through the connecting hole B, the connecting nut B (242) is arranged in the nut groove B (212), and the end part of the connecting bolt B (241) sequentially penetrates through the penetrating hole B (222) and the connecting hole B to be connected with the connecting nut B (242) so as to fix the upper cover B (22) and the connector B (21); the plug tube (211) is arranged on the connector B (21), and the fixed end of the conductive copper sleeve (23) is fixed on the fixed end of the connector B (21) through the upper cover B (22) in an extrusion mode; the end part of the lead B is penetrated by the threading hole B (221) and is electrically connected with the conductive copper sleeve (23).

7. The insulated wire terminal of claim 6, wherein: the female needle core (2) further comprises a locking bolt B (25), a plurality of through holes B (26) are formed in the circumferential side wall of the core main body B, the through holes B (26) are respectively communicated with the plug-in pipes (211), fixing holes B matched with the locking bolt B (25) are formed in the side wall of the conductive copper sleeve (23), the fixing holes B are communicated with the inside of the conductive copper sleeve (23), the end portions of the wires B are inserted into the conductive copper sleeve (23), and the end portions of the locking bolts B (25) sequentially penetrate through the through holes B (26) and the fixing holes B to be abutted to the end portions of the wires B.

8. The insulated wire terminal of claim 7, wherein: the through hole A (16) is positioned at the joint of the upper cover A (12) and the connector A (11), and the through hole B (26) is positioned at the joint of the upper cover B (22) and the connector B (21).

9. The insulated wire terminal of claim 8, wherein: the fixed end of the connector A (11) is provided with a limit groove A (113), the cover closing surface of the upper cover A (12) is provided with a limit protrusion A (123) matched with the limit groove A (113), and the upper cover A (12) is covered on the connector A (11) through the cooperation of the limit protrusion A (123) and the limit groove A (113).

10. The insulated wire terminal of claim 9, wherein: the fixed end of the connector B (21) is provided with a limit groove B (213), the cover closing surface of the upper cover B (22) is provided with a limit protrusion B (223) matched with the limit groove B (213), and the upper cover B (22) is covered on the connector B (21) through the cooperation of the limit protrusion B (223) and the limit groove B (213).