阅读说明：本技术 具有过载保护功能的智能插线板 (Intelligent patch board with overload protection function ) 是由 沈维浩 于 2020-12-09 设计创作，主要内容包括：本发明揭示一种具有过载保护功能的智能插线板,包括壳体和固定在壳体下端开口处的底板,壳体的其中一个端部中穿设有电源线,底板的上端面上固定有若干组呈横向分布的导电插座组,每组导电插座组均包括两个呈横向分布的导电插座,位于每个导电插座上方的壳体中均设置有插孔,底板的上端面上安装有过载保护结构,每组导电插座组中的其中一个导电插座均串联过载保护结构后与电源线中的相线电连接,每组导电插座组中的另一个导电插座均与电源线中的零线电连接；本发明通过在插线板内部设置过载保护结构后,当插线板出现过载现象时,过载保护结构能够启动过载保护功能,这样一来,能够避免插线板出现燃烧、起火的现象,消除了安全隐患。(The invention discloses an intelligent patch board with an overload protection function, which comprises a shell and a bottom plate fixed at an opening at the lower end of the shell, wherein a power line penetrates through one end of the shell, a plurality of groups of conducting socket groups which are transversely distributed are fixed on the upper end surface of the bottom plate, each group of conducting socket groups comprises two conducting sockets which are transversely distributed, a jack is arranged in the shell above each conducting socket, an overload protection structure is installed on the upper end surface of the bottom plate, one conducting socket in each group of conducting socket groups is electrically connected with a phase line in the power line after being connected with the overload protection structure in series, and the other conducting socket in each group of conducting socket groups is electrically connected with a zero line in the power line; according to the invention, after the overload protection structure is arranged in the patch board, when the patch board is overloaded, the overload protection structure can start the overload protection function, so that the phenomena of burning and firing of the patch board can be avoided, and the potential safety hazard is eliminated.)

1. An intelligent patch board with an overload protection function comprises a shell (1) and a bottom plate (2) fixed at an opening at the lower end of the shell (1), a power line (3) penetrates through one end of the shell (1), the power line (3) is bonded with the shell (1), a plurality of groups of conducting socket groups which are transversely distributed are fixed on the upper end surface of the bottom plate (2), each group of conducting socket group comprises two conducting sockets (4) which are transversely distributed, each conducting socket (4) is fixed on the upper end surface of the bottom plate (2), a jack (11) for a conducting insert in a plug of an electric appliance to pass through is arranged in the shell (1) above each conducting socket (4), pass jack (11) back with conducting strip in the plug of with electrical apparatus and cooperate with electrically conductive socket (4) to peg graft, its characterized in that: the upper end face of the bottom plate (2) is provided with an overload protection structure, one conductive socket (4) in each group of conductive socket groups is electrically connected with a phase line (31) in a power line (3) after being connected with the overload protection structure in series, and the other conductive socket (4) in each group of conductive socket groups is electrically connected with a zero line (32) in the power line (3).

2. The intelligent patch board with the overload protection function according to claim 1, wherein the overload protection structure comprises a n-shaped bracket (5) fixed on the upper end surface of the base plate (2), a gear (6) and a rotating block (7) are arranged between the bracket (5) and the base plate (2), the gear (6) and the rotating block (7) are distributed in the left-right direction, and the gear (6) is meshed with the rotating block (7); a rotating shaft (61) which is coaxial with the gear (6) is integrally formed on the lower end face of the gear (6), a shaft hole (21) is formed in the bottom plate (2), the rotating shaft (61) is inserted into the shaft hole (21) and is rotationally connected with the shaft hole (21), a lug boss (62) which is in a regular hexagonal shape is integrally formed on the lower end face of the rotating shaft (61), the sum of the lengths of the lug boss (62) and the rotating shaft (61) is equal to the height of the shaft hole (21), a first blind hole (63) is formed in the upper end face of the gear (6), a first positioning pin (51) is integrally formed on the inner top of the support (5), the first positioning pin (51) is inserted into the first blind hole (63), and the gear (6) is rotationally connected with the first positioning pin (51); be provided with second blind hole (71) on the up end of turning block (7), integrated into one piece has second locating pin (52) on the interior top of support (5), second locating pin (52) part inserts in second blind hole (71), turning block (7) rotate with second locating pin (52) and be connected, be provided with spring (72) in second blind hole (71), the both ends of spring (72) respectively with the interior bottom of second blind hole (71) and the lower extreme counterbalance of second locating pin (52), the lower extreme terminal surface middle part of turning block (7) is provided with caulking groove (73) that are used for supplying fuse (8) embedding, all be provided with in turning block (7) of caulking groove (73) every tip top along vertical direction extension mounting hole (74), all inlay in every mounting hole (74) inherent first elasticity conductive needle (75), the lower extreme of two first elasticity conductive needles (75) is equallyd divide its that is arranged in rather than with caulking groove (73) its fuse (8) One of the conductive ends is abutted, the upper end surface of each first elastic conductive pin (75) is flush with the upper end surface of the rotating block (7), a long hole (22) is arranged in the bottom plate (2) positioned below the rotating block (7), the elongated hole (22) extends in the front-rear direction, and when the fuse (8) in the insertion groove (73) is rotated to a state extending from the front to the rear, the long hole (22) is used for the fuse (8) in the caulking groove (73) to pass through from top to bottom, the long hole (22) is embedded with a rubber plug (23), the lower end face of the rubber plug (23) is integrally formed with a convex rib (231), the bracket (5) positioned above the rotating block (7) is embedded with two second elastic conductive pins (53), and when the fuse (8) positioned in the embedded groove (73) rotates to a state of extending from left to right, the lower ends of the two second elastic conductive pins (53) are respectively used for abutting against the upper end of one first elastic conductive pin (75); the upper end of one second elastic conductive needle (53) is electrically connected with one conductive socket (4) in each group of conductive socket groups through a lead (531), and the upper end of the other second elastic conductive needle (53) is electrically connected with a phase line (31) in a power line (3).

3. The intelligent patch board with the overload protection function according to claim 2, wherein two positioning protrusions (76) are uniformly distributed in the circumferential direction and integrally formed on the lower end face of the rotating block (7), each positioning protrusion (76) is of a dome-shaped structure, four positioning grooves (24) are uniformly distributed in the circumferential direction and are arranged on the upper surface of the bottom plate (2), when an embedded groove (73) in the rotating block (7) rotates to a state extending from left to right, the two positioning protrusions (76) are respectively embedded with the two positioning grooves (24), when the embedded groove (73) in the rotating block (7) rotates to a state extending from front to back, the two positioning protrusions (76) are respectively embedded with the other two positioning grooves (24), and the shape of each positioning groove (24) is matched with the shape of the positioning protrusion (76).

4. The intelligent patch board with the overload protection function according to claim 2, wherein two arc-shaped holes (77) are uniformly distributed in the circumferential direction at the edge of the rotating block (7), two guide rods (54) distributed in the left-right direction are integrally formed on the inner top of the bracket (5), and each guide rod (54) is inserted into one of the arc-shaped holes (77) and is slidably connected with the arc-shaped hole (77).

5. The intelligent patch board with the overload protection function according to claim 2, further comprising a disassembling and assembling tool for disassembling and assembling the fuse (8), wherein the disassembling and assembling tool comprises a rotating handle (91) and a positioning plate (92), a coaxially arranged rotating column (911) is integrally formed at one end of the rotating handle (91) facing the positioning plate (92), a through hole (921) is formed in the positioning plate (92), the rotating column (911) penetrates through the through hole and is rotationally connected with the through hole (921), an outward expanding expansion part (922) is arranged in the through hole (921) far away from one end of the rotating handle (91), a snap spring (912) is arranged in the expansion part (922), the snap spring (912) is in matched and clamped connection with the rotating column (911) in the expansion part (922), and the snap spring (912) is attached to the bottom of the expansion part (922), the rotary handle (91) is attached to the positioning plate (92), one end, away from the rotary handle (91), of the rotary column (911) is used for being inserted into the shaft hole (21), one end, away from the rotary handle (91), of the rotary column (911) is provided with a counter bore (913) in a regular hexagonal shape, the counter bore is used for being matched and plugged with the boss (62), an inserting block (923) is integrally formed on the end face, away from one side of the rotary handle (91), of the positioning plate (92), and when the rotary column (911) is inserted into the shaft hole (21), the inserting block (923) is used for being inserted into the elongated hole (22); the rotating column (911) is inserted into the shaft hole (21) and inserted into the elongated hole (22) through the insertion block (923), and then the positioning plate (92) is attached to the lower end face of the bottom plate (2).

Technical Field

The invention relates to the technical field of electrical connection devices, in particular to an intelligent patch board with an overload protection function.

Background

The wiring board is the device that is used for prolonging socket interface and is used for expanding socket interface commonly used, and the wiring board that uses on the market at present does not all possess the overload prevention function, so, when the wiring board appears transshipping the phenomenon, leads to the phenomenon that the wiring board appears burning, is on fire easily to can damage the wiring board, still can cause the conflagration even, have very big potential safety hazard.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides the intelligent patch board with the overload protection function, which is characterized in that after the overload protection structure is arranged in the patch board, when the overload phenomenon occurs in the patch board, the overload protection structure can start the overload protection function, namely, a circuit can be disconnected, so that the phenomena of burning and firing of the patch board can be avoided, and potential safety hazards are eliminated.

The invention discloses an intelligent patch board with an overload protection function, which comprises a shell and a bottom plate fixed at an opening at the lower end of the shell, wherein a power line penetrates through one end of the shell, the power line is bonded with the shell, a plurality of groups of transversely distributed conductive socket groups are fixed on the upper end surface of the bottom plate, each group of conductive socket groups comprises two transversely distributed conductive sockets, each conductive socket is fixed on the upper end surface of the bottom plate, jacks for conductive insertion pieces in a plug of an electrical appliance to pass through are arranged in the shell above each conductive socket, conductive pieces in the plug of the electrical appliance are matched and spliced with the conductive sockets after passing through the jacks, an overload protection structure is installed on the upper end surface of the bottom plate, one conductive socket in each group of conductive socket groups is electrically connected with a phase line in the power line after being connected with the overload protection structure in series, and the other conductive socket in each group of conductive socket groups is electrically connected with a zero line in the power line.

The invention discloses an intelligent patch board with an overload protection function, wherein an overload protection structure comprises an n-shaped support fixed on the upper end surface of a bottom plate, a gear and a rotating block are arranged between the support and the bottom plate, the gear and the rotating block are distributed in the left and right directions, and the gear is meshed with the rotating block; the lower end face of the gear is integrally provided with a rotating shaft which is coaxial with the gear, the bottom plate is provided with a shaft hole, the rotating shaft is inserted into the shaft hole and is rotationally connected with the shaft hole, the lower end face of the rotating shaft is integrally provided with a lug boss in a regular hexagon shape, the sum of the lengths of the lug boss and the rotating shaft is equal to the height of the shaft hole, the upper end face of the gear is provided with a first blind hole, the inner top of the bracket is integrally provided with a first positioning pin, the first positioning pin is inserted into the first blind hole, and the gear is rotationally connected with the first positioning pin; a second blind hole is formed in the upper end face of the rotating block, a second positioning pin is integrally formed in the inner top of the support, the second positioning pin is partially inserted into the second blind hole, the rotating block is rotatably connected with the second positioning pin, a spring is arranged in the second blind hole, two ends of the spring respectively abut against the inner bottom of the second blind hole and the lower end of the second positioning pin, an embedded groove for embedding the fuse is formed in the middle of the lower end face of the rotating block, a mounting hole extending in the vertical direction is formed in the rotating block above each end of the embedded groove, a first elastic conductive needle is embedded in each mounting hole, the lower ends of the two first elastic conductive needles respectively abut against one conductive end of the fuse in the embedded groove, the upper end face of each first elastic conductive needle is flush with the upper end face of the rotating block, a long hole is formed in a bottom plate below the rotating block and extends in the front-back direction, when the fuse in the caulking groove rotates to a state of extending from front to back, the long hole is used for the fuse in the caulking groove to pass through from top to bottom, a rubber plug is embedded in the long hole, a convex rib is integrally formed on the lower end face of the rubber plug, two second elastic conductive needles are embedded in the support above the rotating block, and when the fuse in the caulking groove rotates to a state of extending from left to right, the lower ends of the two second elastic conductive needles are respectively used for abutting against the upper end of one first elastic conductive needle; the upper end of one second elastic conductive needle is electrically connected with one conductive socket in each group of conductive socket groups through a lead, and the upper end of the other second elastic conductive needle is electrically connected with a phase line in a power line; after the overload protection structure is adopted, when the overload phenomenon occurs to the patch board, the fuse in the overload protection structure can be fused, so that the circuit can be disconnected, the phenomena of burning and firing of the patch board can be avoided, and the potential safety hazard is eliminated.

The invention discloses an intelligent patch board with an overload protection function, wherein two positioning bulges which are uniformly distributed in the circumferential direction are integrally formed on the lower end surface of a rotating block, each positioning bulge is of a dome-shaped structure, four positioning grooves which are uniformly distributed in the circumferential direction are arranged on the upper surface of a bottom plate, when an embedded groove in the rotating block rotates to a state of extending from left to right, the two positioning bulges are respectively embedded with the two positioning grooves, when the embedded groove in the rotating block rotates to a state of extending from front to back, the two positioning bulges are respectively embedded with the other two positioning grooves, and the shape of each positioning groove is matched with that of the positioning bulge; by adopting the circumferential positioning structure, after the rotating block rotates 90 degrees clockwise, namely when the caulking groove in the rotating block rotates from a state of extending along the left-right direction to a state of extending along the front-back direction, the two positioning bulges can be separated from the original two positioning grooves and are embedded with the other two positioning grooves; or after the rotating block rotates 90 degrees anticlockwise, namely when the caulking groove in the rotating block rotates from a state of extending along the front-back direction to a state of extending along the left-right direction, the two positioning bulges can be separated from the original two positioning grooves and are embedded with the other two positioning grooves; namely, after the rotating block rotates clockwise or anticlockwise by 90 degrees, the rotating block can be positioned; this application so make second locating pin part insert in the second blind hole, and the both ends of spring offset with the interior bottom of second blind hole and the front end of second locating pin respectively, the purpose is in order to break away from the constant head tank or at the in-process with the constant head tank gomphosis at the location arch, make the turning block have the leeway of displacement from top to bottom, furthermore, break away from the constant head tank at the location arch, when the turning block upwards displacement promptly, the lower extreme of the electrically conductive needle of second elasticity can shrink, behind the location arch and the constant head tank gomphosis, move down the back that resets promptly at the turning block, the lower extreme of the electrically conductive needle of second elasticity can extend again and reset.

The invention discloses an intelligent patch board with an overload protection function, wherein two arc-shaped holes which are uniformly distributed in the circumferential direction are formed in the edge of a rotating block, two guide rods which are distributed in the left-right direction are integrally formed on the inner top of a support, and each guide rod is inserted into one of the arc-shaped holes and is in sliding connection with the arc-shaped hole; after adopting this kind of structure, when the relative support of turning block rotated, the guide bar can play the guide effect to the turning block with the cooperation in arc hole.

The invention relates to an intelligent wiring board with an overload protection function, which further comprises a disassembling tool for disassembling and assembling a fuse, wherein the disassembling tool comprises a rotating handle and a positioning plate, a coaxially arranged rotating column is integrally formed at one end of the rotating handle facing the positioning plate, a through hole is formed in the positioning plate, the rotating column penetrates through the through hole and is rotatably connected with the through hole, an outward-expanding expansion part is arranged at the through hole far away from one end of the rotating handle, a clamp spring is arranged in the expansion part and is in matched clamping connection with the rotating column in the expansion part, the clamp spring is attached to the bottom of the expansion part, the rotating handle is attached to the positioning plate, one end of the rotating column far away from the rotating handle is used for being inserted into a shaft hole, a right hexagonal counter bore for matched insertion of a boss is arranged at one end of the rotating column far away from the rotating handle, and an insertion block is integrally formed on the end face, when the rotating column is inserted into the shaft hole, the inserting block is used for being inserted into the elongated hole; the rotating column is inserted into the shaft hole, and after the inserting block is inserted into the elongated hole, the positioning plate is attached to the lower end face of the bottom plate; after the disassembling tool is adopted, when a fuse needs to be installed on a patch board, the rubber plug is taken out of the elongated hole, the inserting block on the positioning plate is inserted into the elongated hole, the counter bore in the rotating column is inserted into the boss on the rotating shaft, then the rotating handle is rotated, the caulking groove on the rotating block is rotated to a state extending along the front-back direction, after the caulking groove on the rotating block is rotated to the state extending along the front-back direction, the positioning bulge on the rotating block can be embedded into the positioning groove on the bottom plate, namely the rotating block can realize positioning, then the disassembling tool is taken down, and the fuse is placed in the elongated hole; then the disassembling tool is matched with the wiring board again, namely the plug block on the positioning plate is inserted into the elongated hole, the counter bore in the rotating column is inserted into the boss on the rotating shaft, the fuse in the elongated hole can be gradually pushed into the caulking groove in the process that the plug block is gradually inserted into the elongated hole, after the plug block is completely inserted into the elongated hole, the fuse can be pushed out from the elongated hole and completely enter the caulking groove, then the rotating handle is rotated, the caulking groove on the rotating block is rotated to a state of extending along the left-right direction, after the caulking groove on the rotating block is rotated to a state of extending along the left-right direction, the positioning bulge on the rotating block can be embedded with the positioning groove on the bottom plate, namely the rotating block can realize positioning, at the moment, the elastic ends of the two first elastic conductive pins can respectively abut against one conductive end of the fuse, and the elastic ends of the two second elastic conductive pins can respectively abut against the upper end of one first elastic conductive pin, then the dismounting tool is taken down, and the rubber plug is arranged back in the long hole.

According to the invention, after the overload protection structure is arranged in the patch board, when the patch board is overloaded, the overload protection structure can start the overload protection function, namely, the circuit can be disconnected, so that the phenomena of burning and fire striking of the patch board can be avoided, and the potential safety hazard is eliminated.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

fig. 1 is a schematic sectional view of a fuse in the present invention rotated to extend in the left-right direction;

FIG. 2 is an enlarged view of the structure at A in FIG. 1;

FIG. 3 is a schematic sectional view of a fuse of the present invention rotated to extend in the front-rear direction;

FIG. 4 is an enlarged view of the structure at B in FIG. 2;

FIG. 5 is a schematic cross-sectional view of the disassembled and assembled tool in cooperation with the present invention;

FIG. 6 is an enlarged view of the structure at C in FIG. 5;

FIG. 7 is a schematic bottom view of the present invention;

FIG. 8 is a schematic top view of the overload protection structure assembled with the base plate;

FIG. 9 is a schematic perspective view of a turning block;

fig. 10 is a perspective view of the turning block.

Detailed Description

In the following description, for purposes of explanation, numerous implementation details are set forth in order to provide a thorough understanding of the various embodiments of the present invention. It should be understood, however, that these implementation details are not to be interpreted as limiting the invention. That is, in some embodiments of the invention, such implementation details are not necessary. In addition, some conventional structures and components are shown in simplified schematic form in the drawings.

In addition, the descriptions related to the first, the second, etc. in the present invention are only used for description purposes, do not particularly refer to an order or sequence, and do not limit the present invention, but only distinguish components or operations described in the same technical terms, and are not understood to indicate or imply relative importance or implicitly indicate the number of indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

The invention discloses an intelligent patch board with an overload protection function, which comprises a shell 1 and a bottom plate 2 fixed at an opening at the lower end of the shell 1, wherein a power cord 3 penetrates through one end of the shell 1, the power cord 3 is bonded with the shell 1, a plurality of groups of conducting socket groups distributed transversely are fixed on the upper end surface of the bottom plate 2, each group of conducting socket groups comprises two conducting sockets 4 distributed transversely, each conducting socket 4 is fixed on the upper end surface of the bottom plate 2, a jack 11 for a conducting insert in a plug of an electrical appliance to pass through is arranged in the shell 1 above each conducting socket 4, a conducting strip in the plug of the electrical appliance passes through the jack 11 and then is in matched and inserted connection with the conducting socket 4, an overload protection structure is arranged on the upper end surface of the bottom plate 2, one conducting socket 4 in each group of conducting socket groups is electrically connected with a phase line 31 in the power cord 3 after being connected with the overload protection structure in series, the other electrical socket 4 of each set of electrical sockets is electrically connected to the neutral wire 32 of the power cord 3.

The overload protection structure comprises a n-shaped bracket 5 fixed on the upper end surface of the bottom plate 2, a gear 6 and a rotating block 7 are arranged between the bracket 5 and the bottom plate 2, the gear 6 and the rotating block 7 are distributed in the left-right direction, and the gear 6 is meshed with the rotating block 7; a rotating shaft 61 which is coaxial with the gear 6 is integrally formed on the lower end face of the gear 6, a shaft hole 21 is formed in the bottom plate 2, the rotating shaft 61 is inserted into the shaft hole 21 and is rotatably connected with the shaft hole 21, a lug boss 62 with a regular hexagonal shape is integrally formed on the lower end face of the rotating shaft 61, the sum of the lengths of the lug boss 62 and the rotating shaft 61 is equal to the height of the shaft hole 21, a first blind hole 63 is formed on the upper end face of the gear 6, a first positioning pin 51 is integrally formed on the inner top of the bracket 5, the first positioning pin 51 is inserted into the first blind hole 63, and the gear 6 is rotatably connected with the first positioning pin 51; a second blind hole 71 is arranged on the upper end face of the rotating block 7, a second positioning pin 52 is integrally formed on the inner top of the bracket 5, part of the second positioning pin 52 is inserted into the second blind hole 71, the rotating block 7 is rotatably connected with the second positioning pin 52, a spring 72 is arranged in the second blind hole 71, two ends of the spring 72 are respectively abutted against the inner bottom of the second blind hole 71 and the lower end of the second positioning pin 52, an embedding groove 73 for embedding the fuse 8 is arranged in the middle of the lower end face of the rotating block 7, mounting holes 74 extending along the vertical direction are arranged in the rotating block 7 above each end of the embedding groove 73, a first elastic conductive pin 75 is embedded in each mounting hole 74, the lower ends of the two first elastic conductive pins 75 are respectively abutted against one conductive end of the fuse 8 in the embedding groove 73, the upper end face of each first elastic conductive pin 75 is flush with the upper end face of the rotating block 7, the bottom plate 2 below the rotating block 7 is provided with a long hole 22, the long hole 22 extends along the front-back direction, when the fuse 8 in the embedding groove 73 rotates to a state of extending from front to back, the long hole 22 is used for allowing the fuse 8 in the embedding groove 73 to pass through from top to bottom, the long hole 22 is embedded with a rubber plug 23, the lower end surface of the rubber plug 23 is integrally formed with a convex rib 231, the bracket 5 above the rotating block 7 is embedded with two second elastic conductive pins 53, and when the fuse 8 in the embedding groove 73 rotates to a state of extending from left to right, the lower ends of the two second elastic conductive pins 53 are respectively used for abutting against the upper end of one first elastic conductive pin 75; the upper end of one second elastic conductive pin 53 is electrically connected with one conductive socket 4 in each group of conductive sockets through a wire 531, and the upper end of the other second elastic conductive pin 53 is electrically connected with the phase line 31 in the power line 3; after the overload protection structure is adopted, when the overload phenomenon occurs to the patch board, the fuse in the overload protection structure can be fused, so that the circuit can be disconnected, the phenomena of burning and firing of the patch board can be avoided, and the potential safety hazard is eliminated.

Two positioning bulges 76 which are uniformly distributed in the circumferential direction are integrally formed on the lower end face of the rotating block 7, each positioning bulge 76 is of a dome-shaped structure, four positioning grooves 24 which are uniformly distributed in the circumferential direction are formed in the upper surface of the bottom plate 2, when the embedded groove 73 in the rotating block 7 rotates to a state of extending from left to right, the two positioning bulges 76 are respectively embedded with the two positioning grooves 24, when the embedded groove 73 in the rotating block 7 rotates to a state of extending from front to back, the two positioning bulges 76 are respectively embedded with the other two positioning grooves 24, and the shape of each positioning groove 24 is matched with the shape of the positioning bulge 76; by adopting the circumferential positioning structure, after the rotating block rotates 90 degrees clockwise, namely when the caulking groove in the rotating block rotates from a state of extending along the left-right direction to a state of extending along the front-back direction, the two positioning bulges can be separated from the original two positioning grooves and are embedded with the other two positioning grooves; or after the rotating block rotates 90 degrees anticlockwise, namely when the caulking groove in the rotating block rotates from a state of extending along the front-back direction to a state of extending along the left-right direction, the two positioning bulges can be separated from the original two positioning grooves and are embedded with the other two positioning grooves; namely, after the rotating block rotates clockwise or anticlockwise by 90 degrees, the rotating block can be positioned; this application so make second locating pin part insert in the second blind hole, and the both ends of spring offset with the interior bottom of second blind hole and the front end of second locating pin respectively, the purpose is in order to break away from the constant head tank or at the in-process with the constant head tank gomphosis at the location arch, make the turning block have the leeway of displacement from top to bottom, furthermore, break away from the constant head tank at the location arch, when the turning block upwards displacement promptly, the lower extreme of the electrically conductive needle of second elasticity can shrink, behind the location arch and the constant head tank gomphosis, move down the back that resets promptly at the turning block, the lower extreme of the electrically conductive needle of second elasticity can extend again and reset.

Two arc-shaped holes 77 which are uniformly distributed in the circumferential direction are formed in the edge of the rotating block 7, two guide rods 54 which are distributed in the left-right direction are integrally formed on the inner top of the support 5, and each guide rod 54 is inserted into one of the arc-shaped holes 77 and is in sliding connection with the arc-shaped hole 77; after adopting this kind of structure, when the relative support of turning block rotated, the guide bar can play the guide effect to the turning block with the cooperation in arc hole.

The intelligent patch board with the overload protection function further comprises a disassembling and assembling tool for disassembling and assembling the fuse 8, the disassembling and assembling tool comprises a rotating handle 91 and a positioning plate 92, one end, facing the positioning plate 92, of the rotating handle 91 is integrally formed with a coaxially arranged rotating column 911, a through hole 921 is formed in the positioning plate 92, the rotating column 911 penetrates through the through hole and is rotatably connected with the through hole 921, an outward expanding expansion part 922 is arranged in the through hole 921 far away from one end of the rotating handle 91, a clamp spring 912 is arranged in the expansion part 922 and is in matched clamping connection with the rotating column 911 in the expansion part 922, the clamp spring 912 is attached to the bottom of the expansion part 922, the rotating handle 91 is attached to the positioning plate 92, one end, far away from the rotating handle 91, of the rotating column 911 is used for being inserted into a shaft hole 21, one end, far away from the rotating handle 91, of the rotating column 911 is provided with a counter bore 913 in a regular hexagonal shape for matched insertion and insertion of, when the rotating column 911 is inserted into the shaft hole 21, the insert block 923 is used for being inserted into the elongated hole 22; the rotating column 911 is inserted into the shaft hole 21, and after the inserting block 923 is inserted into the elongated hole 22, the positioning plate 92 is attached to the lower end surface of the bottom plate 2; after the disassembling tool is adopted, when a fuse needs to be installed on a patch board, the rubber plug is taken out of the elongated hole, the inserting block on the positioning plate is inserted into the elongated hole, the counter bore in the rotating column is inserted into the boss on the rotating shaft, then the rotating handle is rotated, the caulking groove on the rotating block is rotated to a state extending along the front-back direction, after the caulking groove on the rotating block is rotated to the state extending along the front-back direction, the positioning bulge on the rotating block can be embedded into the positioning groove on the bottom plate, namely the rotating block can realize positioning, then the disassembling tool is taken down, and the fuse is placed in the elongated hole; then the disassembling tool is matched with the wiring board again, namely the plug block on the positioning plate is inserted into the elongated hole, the counter bore in the rotating column is inserted into the boss on the rotating shaft, the fuse in the elongated hole can be gradually pushed into the caulking groove in the process that the plug block is gradually inserted into the elongated hole, after the plug block is completely inserted into the elongated hole, the fuse can be pushed out from the elongated hole and completely enter the caulking groove, then the rotating handle is rotated, the caulking groove on the rotating block is rotated to a state of extending along the left-right direction, after the caulking groove on the rotating block is rotated to a state of extending along the left-right direction, the positioning bulge on the rotating block can be embedded with the positioning groove on the bottom plate, namely the rotating block can realize positioning, at the moment, the elastic ends of the two first elastic conductive pins can respectively abut against one conductive end of the fuse, and the elastic ends of the two second elastic conductive pins can respectively abut against the upper end of one first elastic conductive pin, then the dismounting tool is taken down, and the rubber plug is arranged back in the long hole.

When the patch board is overloaded due to the fact that the patch board is connected with too many electric appliances, the fuse in the patch board can be fused, namely, a circuit can be disconnected, so that the phenomena of burning and firing of the patch board can be avoided, and potential safety hazards are eliminated; when the fuse fuses and needs to be replaced, firstly, the power supply of the patch board is disconnected (the plug connected on the power line in the patch board is pulled out from the wall socket), then the rubber plug is taken out from the elongated hole, the dismounting tool is matched with the patch board, namely, the plug block on the positioning plate is inserted into the elongated hole, the counter bore in the rotating column is inserted into the boss on the rotating shaft, then the rotating handle is rotated, the caulking groove on the rotating block is rotated to a state extending along the front-back direction, after the caulking groove on the rotating block is rotated to a state extending along the front-back direction, the positioning bulge on the rotating block can be embedded with the positioning groove on the bottom plate, namely, the rotating block can realize positioning, then the dismounting tool is taken down, after the dismounting tool is taken down, the fuse originally positioned in the caulking groove can be ejected out from the caulking groove and through the elongated hole by the elastic end of the first elastic conductive needle (the elastic end of the first elastic conductive needle has certain elasticity, therefore, the fuse can be ejected out of the caulking groove through the elongated hole and can fall out of the caulking groove through the elongated hole under the action of gravity), and then a new fuse is placed into the elongated hole; then the disassembling tool is matched with the wiring board again, namely the plug block on the positioning plate is inserted into the elongated hole, the counter bore in the rotating column is inserted into the boss on the rotating shaft, the fuse in the elongated hole can be gradually pushed into the caulking groove in the process that the plug block is gradually inserted into the elongated hole, after the plug block is completely inserted into the elongated hole, the fuse can be pushed out from the elongated hole and completely enter the caulking groove, then the rotating handle is rotated, the caulking groove on the rotating block is rotated to a state of extending along the left-right direction, after the caulking groove on the rotating block is rotated to a state of extending along the left-right direction, the positioning bulge on the rotating block can be embedded with the positioning groove on the bottom plate, namely the rotating block can realize positioning, at the moment, the elastic ends of the two first elastic conductive pins can respectively abut against one conductive end of the fuse, and the elastic ends of the two second elastic conductive pins can respectively abut against the upper end of one first elastic conductive pin, finally, the dismounting tool is taken down and the rubber plug is arranged in the elongated hole; after the fuse is rotated to the state that extends along left and right directions, the bottom of fuse can offset with the upper surface of bottom plate, can avoid the fuse to deviate from in the wiring board promptly.

The above description is only an embodiment of the present invention, and is not intended to limit the present invention. Various modifications and alterations to this invention will become apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.