CN108963538B - Binding post and distribution system - Google Patents
Binding post and distribution system Download PDFInfo
- Publication number
- CN108963538B CN108963538B CN201810801173.1A CN201810801173A CN108963538B CN 108963538 B CN108963538 B CN 108963538B CN 201810801173 A CN201810801173 A CN 201810801173A CN 108963538 B CN108963538 B CN 108963538B
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- conductor
- terminal
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/46—Bases; Cases
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/02—Contact members
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/648—Protective earth or shield arrangements on coupling devices, e.g. anti-static shielding
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R25/00—Coupling parts adapted for simultaneous co-operation with two or more identical counterparts, e.g. for distributing energy to two or more circuits
- H01R25/16—Rails or bus-bars provided with a plurality of discrete connecting locations for counterparts
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- Connections Arranged To Contact A Plurality Of Conductors (AREA)
Abstract
The invention provides a binding post and distribution system, this binding post includes: an insulating housing having a front base and a rear base, at least one middle seat being interposed between the front base and the rear base; the total conductor and the at least two layers of sub-conductors are arranged in the insulating shell, and the total conductor is electrically connected with the at least two layers of sub-conductors; the total conductor is clamped between the front base and the rear base, and the middle seat is clamped between two adjacent layers of the branch conductors; and each layer of the sub-conductor is provided with at least two sub-conductor plates along the longitudinal direction of the insulating shell, and the area of the flow guiding section of the total conductor is more than twice that of the flow guiding section of the sub-conductor plates. The invention not only can realize the function of transmitting electric signals, but also can realize the functions of shunting and converging, and has wide application range.
Description
Technical Field
The invention relates to the technical field of piezoelectric devices, in particular to a wiring terminal and a power distribution system.
Background
In electroengineering, terminals are multi-finger wire terminals, also known as terminals, which function to transmit electrical signals or conduct electricity. In engineering, a terminal is the interface that the equipment and engineering reserve for the next process or customer. The wiring terminal is gradually and widely applied to various fields, and plays a role in connection in the aspects of electric signal transmission and electric conduction, so that the workload and the consumption of production cost are reduced, various conveniences are brought to production and use, various troubles are avoided, and the purposes of simplifying the product structure and saving the manufacturing cost are achieved.
In the conventional design, a naked busbar structure is adopted, a wiring row is arranged on an insulating seat, and a customer is connected on the wiring row, so that the wiring row can only adapt to the fixing mode of a wiring nose and a fixing nail, and the defects of no insulation, large occupied space of the wiring mode, different wiring modes from a main loop, labor and time consumption and the like exist; the other type adopts a wiring terminal form with insulation, so that the conventional product cannot meet the requirements of a one-in-multiple-out structure form and the functions of converging and diverging can not be realized, and meanwhile, the number of output ends is limited due to the common hierarchical design.
Disclosure of Invention
The invention aims to provide a wiring terminal which not only can realize the function of transmitting electric signals, but also can realize the functions of shunting and converging, and has wide application range.
The invention further aims to provide a power distribution system which is provided with a wiring terminal, wiring of the power distribution system can be completed by using the wiring terminal, the function of transmitting electric signals can be realized, the functions of shunting and converging can be realized, and the application range is wide.
The above object of the present invention can be achieved by the following technical solutions:
the invention provides a wiring terminal, comprising:
an insulating housing having a front base and a rear base, at least one middle seat being interposed between the front base and the rear base;
the total conductor and the at least two layers of sub-conductors are arranged in the insulating shell, and the total conductor is electrically connected with the at least two layers of sub-conductors; the total conductor is clamped between the front base and the rear base, and the middle seat is clamped between two adjacent layers of the branch conductors;
and each layer of the sub-conductor is provided with at least two sub-conductor plates along the longitudinal direction of the insulating shell, and the area of the flow guiding section of the total conductor is more than twice that of the flow guiding section of the sub-conductor plates.
In an embodiment of the invention, said at least two sub-conductor pieces of each layer of said sub-conductor comprise:
a first split conductor piece having a first input section electrically connectable to the main conductor;
a second branch conductor piece having a second input portion electrically connectable to the main conductor;
the first input part, the total conductor and the second input part are sequentially attached and clamped together through elastic clamps.
In an embodiment of the present invention, the first sub-conductor sheet further has a first output portion connected to the first input portion, the first output portion including an upper output portion and a lower output portion disposed in parallel, the upper output portion and the lower output portion being connected to both ends of the first input portion, respectively.
In an embodiment of the present invention, the second split conductor has a second output portion connected to the second input portion, and the second output portion is located below the first split conductor piece.
In an embodiment of the present invention, the front base and the rear base are sandwiched by one middle base, the at least two layered conductors include a front split conductor and a rear split conductor, the front split conductor is located between the front base and the middle base, and the rear split conductor is located between the middle base and the rear base.
In an embodiment of the present invention, a plurality of connection structures are provided in the insulating housing; the connecting structure comprises a connecting shell and a locking bolt which is connected to the connecting shell in a threaded mode, wherein the total conductor input end of the total conductor or the output end of the split conductor piece can be inserted into the connecting shell respectively and can be abutted through the locking bolt.
In an embodiment of the invention, the connection terminal further has a grounding structure capable of being clamped with a mounting rail, the mounting rail is located below the connection terminal, one end of the grounding structure can be electrically connected with the at least two layers of sub-conductors, and the other end of the grounding structure extends out from below the insulating shell and can be electrically connected with the mounting rail.
In an embodiment of the present invention, the grounding structure has:
the upper end of the grounding contact piece is provided with at least two upper elastic pieces, the lower end of the grounding contact piece is provided with a lower elastic piece, the at least two upper elastic pieces can be electrically connected with the at least two layers of sub-conductors, and the lower elastic pieces can be electrically connected with the mounting rail;
the adjusting component consists of a fixing screw and a fixing nut in threaded connection with the fixing screw, and the fixing nut is clamped on the grounding contact piece.
In an embodiment of the present invention, the outer surface of the insulating housing is coated with a color marking layer.
In an embodiment of the invention, the total conductor and the split conductor pieces are each made of an electrically conductive material.
The invention also provides a power distribution system which comprises the wiring terminal, and further comprises a plurality of switches arranged side by side, wherein the wiring terminal is arranged on one side of the plurality of switches, and a mounting rail is arranged below the plurality of switches and the wiring terminal.
The wiring terminal and the power distribution system have the characteristics and advantages that:
1. according to the invention, the total conductor and at least two layers of sub-conductors are arranged in the insulating shell so as to provide a one-in-multiple-out wiring mode, and the total conductor and the at least two layers of sub-conductors are arranged on two sides of the insulating shell, so that the in-out line is clear; meanwhile, the area of the flow guiding section of the total conductor is set to be more than twice of the area of the flow guiding section of the split conductor sheet, so that the functions of converging and splitting are met; in addition, the purpose of arranging the multi-layer branch wire ports along the longitudinal direction of the insulating shell is realized by arranging the multi-layer branch conductors; and moreover, through setting each output end of each conductor piece of each layer of conductor to be horizontal multiseriate to realize setting up multiseriate branch line interface along the ladder number of the insulating casing of horizontal corresponding echelonment, through setting up each output end of each layer of conductor piece to vertical multiseriate setting, so that each conductor piece of reasonable, convenient arrangement provides the branch line interface of diversity, application scope is wide.
2. According to the invention, the grounding structure is arranged in the insulating shell, the position of the grounding contact piece is regulated through the regulating component of the grounding structure, so that the grounding contact piece can slide in the insulating shell, the upper elastic piece of the grounding contact piece is abutted against each split conductor piece, the lower elastic piece of the grounding contact piece is abutted against the mounting rail, the fastening function of the wiring terminal can be realized on the premise of not adding an additional fixing piece, and the grounding structure can be electrically connected with a metal piece of a power distribution system, so that the grounding of the power distribution system is realized, and the protection safety is ensured.
3. According to the invention, the buckling grooves are formed in the lower end of the insulating shell of the wiring terminal, so that two ends of the standard mounting rail can extend into the buckling grooves, and the buckling convex parts and the movable parts which are convexly arranged on the side walls of the buckling grooves are clamped on two sides of the mounting rail, so that the mounting rail is prevented from falling off, and the wiring terminal can be slidably mounted on the standard mounting rail, so that the application range is wide.
4. The power distribution system can omit a grounding busbar and a wire connected to a metal shell, the grounding busbar is suitable for the total circuit requirement in the past, the sectional area has a large margin for branch electric appliances, and the sectional area is a waste. In addition, the power distribution system is concise in wiring, and as the wiring terminal and other electrical components are closely installed on the installation guide, the wiring is directly carried out at wiring points arranged in a line during secondary wiring, so that wiring operation is facilitated.
Drawings
The following drawings are only for purposes of illustration and description, and are not intended to limit the scope of the invention.
Fig. 1 is a perspective view of a connection terminal of the present invention.
Fig. 2 is an exploded perspective view of the connection terminal of the present invention.
Fig. 3 is a perspective view of a front base of the terminal of the present invention.
Fig. 4 is a perspective view of a rear base of the terminal of the present invention.
Fig. 5 is a perspective view of a middle base of the terminal of the present invention.
Fig. 6 is a schematic diagram of the structure of the connection of the total conductor and the two layered conductors of the present invention.
Fig. 7 is a perspective view of a first split conductor sheet of the present invention.
Fig. 8 is a perspective view of a second split conductor sheet of the present invention.
Fig. 9 is a perspective view of a grounding structure of the present invention.
Fig. 10 is a perspective view of the power distribution system of the present invention.
Reference numerals illustrate: 1. an insulating housing; 11. a front base; 111. connecting a male pipe; 112. a front accommodating chamber; 113. a front clamping groove; 12. a rear base; 121. connecting a main pipe; 122. a rear accommodation chamber; 123. a rear clamping groove; 124. a rear accommodation chamber; 125. a rear clamping groove; 126. a rear accommodation chamber; 127. a rear accommodation chamber; 128. a rear clamping groove; 129. a rear clamping groove; 13. a middle seat; 131. a channel; 132. a middle accommodating cavity; 133. a middle clamping groove; 134. a middle accommodating cavity; 135. a middle accommodating cavity; 136. a middle clamping groove; 137. a middle clamping groove; 14. a connecting piece; 15. a buckle groove; 151. a buckle convex part; 152. a movable member; 16. an insertion port; 17. an insertion port; 18. an insertion port; 19. an insertion port; 2. a total conductor; 21. a total conductor input; 22. a total conductor output; 3. a split conductor; 3', a front split conductor; 3", post-split conductors; 31. a first split conductor piece; 311. a first input section; 312. a first output section; 3121. an upper output section; 3122. a lower output section; 32. a second split conductor piece; 321. a second input section; 322. a second output section; 323. a connection part; 4. a connection structure; 41. a connection housing; 411. an insertion channel; 42. a locking bolt; 5. an elastic clamp; 51. a clamping plate; 6. a grounding structure; 61. a ground contact; 611. a spring plate is arranged; 612. a lower spring plate; 613. perforating; 614. a hook; 615. a buckle groove; 62. an adjustment assembly; 621. a fixing screw; 622. a fixing nut; 7. a switch; 8. a metal housing; 9. a mounting rail; 91. a chute; 10. and a connection terminal.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Unless the directions are defined individually, the directions of up, down, left, right, front, rear, etc. referred to herein are all directions of up, down, left, right, front, rear, etc. in fig. 1 shown in the present invention, and the transverse direction referred to herein is the left-right direction, and the longitudinal direction is the up-down direction, which is described herein.
Embodiment one
As shown in fig. 1 and 2, the present invention provides a connection terminal comprising an insulating housing 1, a total conductor 2 and at least two layered conductors 3, wherein: the insulating housing 1 has a front base 11 and a rear base 12, at least one middle seat 13 being sandwiched between the front base 11 and the rear base 12; a total conductor 2 and at least two layers of sub-conductors 3 are arranged in the insulating shell 1, and the total conductor 2 is electrically connected with the at least two layers of sub-conductors 3; the total conductor 2 is clamped between the front base 11 and the rear base 12, and the middle seat 13 is clamped between two adjacent layers of the sub-conductors 3; wherein each layer of the sub-conductor 3 is provided with at least two sub-conductor pieces along the longitudinal direction of the insulating housing 1, and the area of the flow guiding section of the total conductor 2 is more than twice the area of the flow guiding section of the sub-conductor pieces.
Specifically, as shown in fig. 3 and 4, the insulating housing 1 is composed of a front base 11 and a rear base 12, wherein a plurality of connection male pipes 111 are respectively provided at the upper and lower portions of the front base 11, and a plurality of connection female pipes 121 are respectively provided at the upper and lower portions of the rear base 12. After the front base 11 and the rear base 12 are fastened together, the male connecting pipes 111 and the female connecting pipes 121 are fastened together, and a plurality of connecting members 14, such as screws and nuts screwed on the screws, are inserted into the male connecting pipes 111 and the female connecting pipes 121 from the outside of the insulating housing 1, so that the front base 11 and the rear base 12 can be fixedly connected.
At least one middle seat 13 is provided in the insulating housing 1, and in this embodiment, one middle seat 13 is sandwiched between the front base 11 and the rear base 12, and the number of middle seats 13 is determined according to the number of layers of the branch conductors 3 connected to the total conductor 2. For example, when the two-layered conductor 3 is connected to the main conductor 2, a middle seat 13 is provided in the insulating housing 1; when the three-layered conductor 3 is connected to the main conductor 2, two middle seats 13 are provided in the insulating housing 1, and similarly, one middle seat 13 is provided between two adjacent layered conductors 3. In this embodiment, as shown in fig. 5, the middle base 13 is provided with a plurality of channels 131 for the male connecting pipes 111 and the female connecting pipes 121 to pass through when the front base 11 and the rear base 12 are buckled.
In the invention, as shown in fig. 1 and 2, a fastening groove 15 is provided at the lower part of the insulating housing 1, and the insulating housing 1 can be fastened into the mounting rail 9 through the fastening groove 15, thereby achieving the purpose of moving the mounting rail 9, so as to conveniently adjust the mounting position of the connecting terminal. In this embodiment, a fastening protrusion 151 is disposed on one side of the fastening slot 15, the fastening protrusion 151 is protruded toward the fastening slot 15, a movable member 152 is movably disposed on the other side of the fastening slot 15, the movable member 152 is disposed on the lower right sides of the front base 1 and the rear base 2, after the terminal is mounted on the mounting rail 9, the movable member 152 is pushed in the direction of the fastening slot 15, so that the terminal can be positioned on the mounting rail 9, and the terminal can be clamped in the corresponding sliding grooves 91 on both sides of the mounting rail 9 through the fastening protrusion 151 and the movable member 152, so that the smooth sliding on the mounting rail 9 can be realized, and the derailment condition is avoided.
As shown in fig. 6, the total conductor 2 is a plate body with a generally L-shape and has a total conductor input end 21 and a total conductor output end 22, wherein the cross section of the total conductor input end 21 is the flow guiding cross section of the total conductor 2, and the area of the cross section of the total conductor output end 22 is equal to the cross section area of the total conductor input end 21. In the present invention, the total conductor 2 is mounted between the front base 11 and the rear base 12 of the insulating housing 1 through the connection structure 4. Referring to fig. 2, the connection structure 4 includes a connection housing 41 and a locking bolt 42 screwed on the connection housing 41, the connection housing 41 is generally rectangular, an insertion channel 411 is disposed in the connection housing 41, the total conductor input end 21 of the total conductor 2 can be inserted into the connection housing 41, the locking bolt 42 is screwed into the insertion channel 411 from a threaded hole above the connection housing 41, and the purpose of abutting or separating the external conductor from the total conductor input end 21 can be achieved by adjusting the depth of the locking bolt 42 screwed into the connection housing 41. In this embodiment, a front accommodating cavity 112 and a rear accommodating cavity 122 are respectively provided on the right side of the front base 11 and the right side of the rear base 12, and after the front base 11 and the rear base 12 are buckled together, the front accommodating cavity 112 and the rear accommodating cavity 122 form a cavity capable of accommodating the connection structure 4, meanwhile, an insertion opening 16 communicated with the cavity is formed on the right side of the insulating housing 1 after the front base 11 and the rear base 12 are buckled, an external conductor can be inserted into the insertion channel 411 of the connection housing 41 through the insertion opening 16, and the purpose of electrically connecting the external conductor with the total conductor input end 21 of the total conductor 2 can be achieved by adjusting the locking bolt 42.
Further, a front clamping groove 113 and a rear clamping groove 123 into which the total conductor input end 21 of the total conductor 2 is clamped are respectively formed in the front base 11 and the rear base 12, and the front clamping groove 113 and the rear clamping groove 123 are used for fixing the position of the total conductor 2 in the insulating housing 1.
At least two layers of sub-conductors 3 can be electrically connected to the total conductor output end 22 of the total conductor 2, as shown in fig. 6, and the at least two layers of sub-conductors 3 and the total conductor output end 22 of the total conductor 2 are attached together (i.e., electrically connected) by a predetermined clamping force through the elastic clamp 5. In the invention, the elastic clamp 5 is formed by stamping a spring steel sheet and is provided with two clamping plates 51 for clamping and fixing the total conductor 2 and the at least two layers of sub-conductors 3, and the distance between the two clamping plates 51 is designed on the condition that the contact resistance of the electrical connection between the total conductor 2 and the at least two layers of sub-conductors 3 is not more than a standard value under the condition that the pressure after deformation of the two clamping plates is enabled when the two clamping plates 51 are in a free state.
In the present embodiment, the total conductor output end 22 of the total conductor 2 is electrically connected with two layers of sub-conductors 3, namely, a front sub-conductor 3 'and a rear sub-conductor 3", wherein the front sub-conductor 3' is sandwiched between the front base 11 and the middle base 13, and the rear sub-conductor 3" is sandwiched between the rear base 12 and the middle base 13. Of course, the number of layers of the split conductor 3 may be selected and set according to actual needs, and is not limited herein.
In the present invention, each layer of the sub-conductor 3 has at least two sub-conductor pieces, and in the present embodiment, each layer of the sub-conductor 3 is provided with two sub-conductor pieces, that is: a first split conductor piece 31 and a second split conductor piece 32, wherein the first split conductor piece 31 has a first input portion 311 that can be electrically connected to the total conductor 2; the second split conductor piece 32 has a second input portion 321 that can be electrically connected to the main conductor 2; the first input part 311, the total conductor 2 and the second input part 321 are sequentially attached and clamped together by the elastic clamp 5 so as to realize current transmission.
Specifically, as shown in fig. 7, the first split conductor 31 is generally in a U-shaped frame shape, the first input portion 311 is located in the middle and is attached to one side of the total conductor output end 22 of the total conductor 2, the first split conductor 31 further has a first output portion 312 connected to the first input portion 311, in the present invention, the first output portion 312 includes an upper output portion 3121 and a lower output portion 3122 disposed in parallel, the upper output portion 3121 and the lower output portion 3122 are respectively connected to two ends of the first input portion 311, and the upper output portion 3121 is located above the lower output portion 3122. In the present embodiment, the first output portion 312 is integrally formed with the first input portion 311, and the length of the upper output portion 3121 is smaller than the length of the lower output portion 3122, so that the upper output portion 3121 and the lower output portion 3122 of the first split conductor sheet 31 are laterally offset.
As shown in fig. 8, the second split conductor piece 32 has a second input portion 321 and a second output portion 322 connected to the second input portion 321, and in this embodiment, the second input portion 321 and the second output portion 322 are integrally formed. The second sub-conductor piece 32 is generally in a shape of a ladder-shaped long strip, the second output portion 322 thereof is attached to the other side surface of the total conductor output end 22 of the total conductor 2, the second output portion 322 thereof is integrally formed with the second input portion 321 by the connecting portion 323 in a bent shape, the second sub-conductor piece 32 is connected to the total conductor 2, the second output portion 322 thereof is located below the first sub-conductor piece 31, that is, below the lower output portion 3122 of the first sub-conductor piece 31, and the length of the second output portion 322 is longer than the length of the lower output portion 3122 of the first sub-conductor piece 31.
As shown in fig. 6, the total conductor 2, the first split conductor piece 31 and the second split conductor piece 32 are connected, and the upper output portion 3121, the lower output portion 3122 and the second output portion 322 of the first split conductor piece 31 are arranged in a stepped shape when viewed from the top.
Further, the area of the flow guiding section of the total conductor 2 is more than twice the area of the flow guiding section of the split conductor piece, that is, the area of the flow guiding section of the total conductor 2 is more than twice the area of the flow guiding section of the first split conductor piece 31 or the second split conductor piece 32, so as to realize the functions of split and confluence, and also facilitate wiring.
In the present embodiment, the first split conductor piece 31 and the second split conductor piece 32 are respectively provided in the insulating case 1 by the connection structure 4. That is, one connection structure 4 is provided for each of the upper output portion 3121, the lower output portion 3122, and the second output portion 322 of the second split conductor piece 32 of the first split conductor piece 31. The connection structure 4 is identical to the connection structure 4 of the connection aggregate conductor 2 described above.
The connection relationship will be specifically described below by taking the rear split conductor 3″ provided between the rear base 12 and the center mount 13 as an example.
Specifically, as shown in fig. 4 and 5, a rear accommodating chamber 124 and a middle accommodating chamber 132 are respectively provided above the middle part of the rear base 12 and above the right side of the middle seat 13, and after the rear base 12 and the middle seat 13 are fastened together, the rear accommodating chamber 124 and the middle accommodating chamber 132 form a chamber capable of accommodating the connection structure 4, and at the same time, an insertion opening 17 communicating with the chamber is formed above the left side of the insulating housing 1 after the fastening of the rear base 12 and the middle seat 13, an external conductor can be inserted into an insertion channel 411 of a connection housing 41 of the connection structure 4 through the insertion opening 17, and the purpose of electrically connecting the external conductor with an upper output part 3121 of the first split conductor piece 31 can be achieved by adjusting the depth of screwing in of the locking bolt 42. Further, the rear base 12 and the middle base 13 are provided with a rear clamping groove 125 and a middle clamping groove 133 into which the upper output portion 3121 is clamped, respectively, and the rear clamping groove 125 and the middle clamping groove 133 are used for fixing the position of the first split conductor piece 31 in the insulating housing 1.
Similar to the above structure, the rear housing chamber 126 and the middle housing chamber 134 capable of fixing the connection structure 4 connected to the lower output portion 3122 of the first split conductor piece 31, and the rear housing chamber 127 and the middle housing chamber 135 capable of fixing the connection structure 4 connected to the second output portion 322 of the second split conductor piece 32 are further provided on the rear base 12 and the middle base 13, respectively; further, the rear base 12 and the middle base 13 are provided with a rear locking groove 128 and a middle locking groove 136 capable of fixing the lower output portion 3122, and a rear locking groove 129 and a middle locking groove 137 capable of fixing the second output portion 322, respectively. The left side of the insulating housing 1 formed when the rear base 12 and the middle base 13 are snapped together is also provided with an insertion opening 18 corresponding to the connection structure 4 to the lower output portion 3122 and an insertion opening 19 corresponding to the connection structure 4 to the second output portion 322, respectively, for insertion of an external conductor. In the invention, since the output ends of the branch conductors 3 are arranged in a step-shaped manner, the left side of the insulating shell 1 is also formed into a step-shaped structure, namely, the insulating shell 1 is stepped in the transverse direction and gradually reduces in the transverse direction from right to left, so that the connection of each wiring is facilitated, and a plurality of types of wiring terminals are provided to meet the requirement on main loop current.
According to one embodiment of the invention, as shown in fig. 2 and 9, the terminal further has a grounding structure 6 capable of being clamped with the mounting rail 9, the mounting rail 9 is positioned below the terminal, one end of the grounding structure 6 is capable of being electrically connected with at least two layers of sub-conductors 3, and the other end of the grounding structure 6 extends from below the insulating housing 1 and is capable of being electrically connected with the mounting rail 9.
Specifically, the grounding structure 6 has a grounding contact 61 and a conditioning assembly 62, wherein: at least two upper spring plates 611 are formed at the upper end of the grounding contact piece 61, a lower spring plate 612 is formed at the lower end of the grounding contact piece, the at least two upper spring plates 611 can be electrically connected with the at least two layers of sub-conductors 3, and the lower spring plates 612 can be electrically connected with the mounting rail 9; the adjusting unit 62 is composed of a fixing screw 621 and a fixing nut 622 screwed to the fixing screw 621, and the fixing nut 622 is engaged with the ground contact 61.
In the present embodiment, the grounding contact 61 is a sheet-like body, the upper end of the grounding contact 61 is provided with two upper elastic pieces 611, the lower end of the grounding contact is provided with a lower elastic piece 612, the upper elastic pieces 611 and the lower elastic pieces are both arc-shaped structures, a through hole 613 is formed in the middle of the grounding contact 61, and two hooks 614 are arranged on one side of the grounding contact 61. The fixing screw 621 of the adjusting component 62 is inserted into the through hole 613, and the fixing nut 622 screwed with the fixing screw 621 is clamped in the clamping groove 615 formed between the two clamping hooks 614 and the grounding contact piece 61. By rotating the fixing screw 621, the lateral position of the ground contact 61 in the insulating housing 1 can be adjusted, thereby achieving the purpose of electrically connecting the ground contact 61 with the sub-conductor 3 and the mounting rail 9.
The grounding contact 61 is driven by the fixing screw 621 and the fixing nut 622, the two hooks 614 will slide transversely along the two layered conductors 3 to reach the fixing point, the two upper spring plates 611 of the grounding contact 61 are respectively in elastic pressure contact with the two layered conductors 3, the lower spring plates 612 extend from the lower side of the insulating housing 1 and can be elastically connected with the mounting rail 9, and the contact resistance of the two is less than 0.1 ohm.
According to one embodiment of the invention, the outer surface of the insulating shell 1 is coated with a color identification layer, so that the insulating shell is convenient for operators to recognize. Further, the total conductor 2 and each sub-conductor 3 are made of a conductive material, which may be copper, aluminum, copper clad aluminum or steel.
The wiring terminal has the characteristics and advantages that:
1. according to the invention, the total conductor 2 and at least two layers of sub-conductors 3 are arranged in the insulating shell 1 to provide a one-in-multiple-out wiring mode, and the total conductor 2 and the at least two layers of sub-conductors 3 are respectively arranged at two sides of the insulating shell 1, so that an in-out line is clear; meanwhile, the area of the flow guiding section of the total conductor 2 is set to be more than twice of the area of the flow guiding section of the split conductor sheet, so that the functions of converging and splitting are met; in addition, by providing the multilayer branch conductor 3, the purpose of providing the multilayer branch line port in the longitudinal direction of the insulating housing 1 is achieved; furthermore, through setting each output of each conductor piece of every layer of conductor 3 to horizontal multiseriate to realize setting up multiseriate branch line interface along the ladder number of the insulating casing 1 of horizontal corresponding echelonment, through setting up each output of every layer of conductor 3 to vertical multiseriate, so that each conductor piece of reasonable, convenient arranging provides the branch line interface of diversity, application scope is wide.
2. According to the invention, the grounding structure 6 is arranged in the insulating shell 1, the position of the grounding contact piece 61 is regulated by the regulating component 62 of the grounding structure 6, so that the grounding contact piece 61 can slide in the insulating shell 1, the grounding contact piece 61 can be abutted against each split conductor piece through the upper elastic piece 611 of the grounding contact piece 61, and the lower elastic piece 612 of the grounding contact piece 61 can be abutted against the mounting rail 9, the fastening function of the wiring terminal can be realized on the premise of not adding additional fixing pieces, and the electrical connection between the grounding structure 6 and a metal piece of the power distribution system can be realized, so that the grounding of the power distribution system is realized, and the protection safety is ensured.
3. According to the invention, the buckling grooves 15 are formed in the lower end of the insulating shell 1 of the wiring terminal, so that two ends of the standard mounting rail 9 can extend into the buckling grooves 15, and the buckling convex parts 151 and the movable parts 152 protruding from the side walls of the buckling grooves 15 are clamped on two sides of the mounting rail 9, so that the mounting rail 9 is prevented from falling off, and the wiring terminal can be slidably mounted on the standard mounting rail 9, so that the application range is wide.
Second embodiment
As shown in fig. 1 to 10, the present invention further provides a power distribution system, including the connection terminal 10 described in the first embodiment, the power distribution system further includes a plurality of switches 7 disposed side by side, the connection terminal 10 is disposed on one side of the plurality of switches 7, and a mounting rail 9 is disposed below the plurality of switches 7 and the connection terminal 10.
In the present invention, the power distribution system can be connected to the ground through the connection terminal 10 after the ground structure of the connection terminal 10 is in contact with the mounting rail 9.
The power distribution system of the invention can omit the grounding busbar and the lead wire connected to the metal shell 8, the grounding busbar is suitable for the total circuit requirement in the past, the sectional area has a great margin for the branch electric appliances, and is a waste. In addition, the distribution system is concise in wiring, as the wiring terminal 10 and other electrical components are closely installed on the installation rail 9, the wiring is directly carried out at wiring points arranged in a line during secondary wiring, and wiring operation is facilitated.
The foregoing is merely a few embodiments of the present invention and those skilled in the art may make various modifications or alterations to the embodiments of the present invention in light of the disclosure herein without departing from the spirit and scope of the invention.
Claims (10)
1. A terminal block, comprising:
an insulating housing having a front base and a rear base, at least one middle seat being interposed between the front base and the rear base;
the total conductor and the at least two layers of sub-conductors are arranged in the insulating shell, and the total conductor is electrically connected with the at least two layers of sub-conductors; the total conductor is clamped between the front base and the rear base, and the middle seat is clamped between two adjacent layers of the branch conductors;
wherein each layer of the sub-conductor is provided with at least two sub-conductor plates along the longitudinal direction of the insulating shell, and the area of the flow guiding section of the total conductor is more than twice that of the flow guiding section of the sub-conductor plates;
the at least two split conductor pieces of each layer of the split conductor include:
a first split conductor piece having a first input section electrically connectable to the main conductor;
a second branch conductor piece having a second input portion electrically connectable to the main conductor;
the first input part, the total conductor and the second input part are sequentially attached and clamped together through elastic clamps.
2. The terminal of claim 1, wherein the first split conductor piece further has a first output portion connected to the first input portion, the first output portion including an upper output portion and a lower output portion disposed in parallel, the upper output portion and the lower output portion being connected to both ends of the first input portion, respectively.
3. The terminal of claim 1, wherein the second branch conductor has a second output portion connected to the second input portion, the second output portion being located below the first branch conductor piece.
4. The terminal of claim 1, wherein one of the center seats is sandwiched between the front base and the rear base, the at least two layered conductors comprise a front split conductor and a rear split conductor, the front split conductor is located between the front base and the center seat, and the rear split conductor is located between the center seat and the rear base.
5. The terminal of claim 1, wherein a plurality of connection structures are provided within the insulating housing; the connecting structure comprises a connecting shell and a locking bolt which is connected to the connecting shell in a threaded mode, wherein the total conductor input end of the total conductor or the output end of the split conductor piece can be inserted into the connecting shell respectively and can be abutted through the locking bolt.
6. The terminal of claim 1, wherein the terminal further has a grounding structure capable of being snapped with a mounting rail, the mounting rail being positioned below the terminal, one end of the grounding structure being electrically connectable to the at least two layered conductors, and the other end of the grounding structure extending from below the insulating housing and being electrically connectable to the mounting rail.
7. The terminal of claim 6, wherein the grounding structure has:
the upper end of the grounding contact piece is provided with at least two upper elastic pieces, the lower end of the grounding contact piece is provided with a lower elastic piece, the at least two upper elastic pieces can be electrically connected with the at least two layers of sub-conductors, and the lower elastic pieces can be electrically connected with the mounting rail;
the adjusting component consists of a fixing screw and a fixing nut in threaded connection with the fixing screw, and the fixing nut is clamped on the grounding contact piece.
8. The terminal of claim 1, wherein the exterior surface of the insulating housing is coated with a color identification layer.
9. The terminal of claim 1, wherein the total conductor and the split conductor pieces are each made of an electrically conductive material.
10. A power distribution system comprising a terminal according to any one of claims 1 to 9, the power distribution system further comprising a plurality of switches arranged side by side, the terminal being arranged on one side of the plurality of switches, and a mounting rail being arranged below the plurality of switches and the terminal.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810801173.1A CN108963538B (en) | 2018-07-20 | 2018-07-20 | Binding post and distribution system |
| PCT/CN2019/097003 WO2020015759A1 (en) | 2018-07-20 | 2019-07-22 | Wire connection terminal and power distribution system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810801173.1A CN108963538B (en) | 2018-07-20 | 2018-07-20 | Binding post and distribution system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108963538A CN108963538A (en) | 2018-12-07 |
| CN108963538B true CN108963538B (en) | 2024-03-29 |
Family
ID=64497943
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810801173.1A Active CN108963538B (en) | 2018-07-20 | 2018-07-20 | Binding post and distribution system |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN108963538B (en) |
| WO (1) | WO2020015759A1 (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108963538B (en) * | 2018-07-20 | 2024-03-29 | 首瑞（天津）电气设备有限公司 | Binding post and distribution system |
| CN111313170B (en) * | 2018-12-11 | 2022-06-24 | 上海诺基亚贝尔股份有限公司 | Connecting terminal and corresponding electronic device |
| CN111423784A (en) * | 2020-03-31 | 2020-07-17 | 欧阳吉秋 | A kind of irreversible thermochromic material, thermochromic terminal and preparation method of irreversible thermochromic material |
| CN114695006A (en) * | 2020-12-28 | 2022-07-01 | 上海良信电器股份有限公司 | Isolating switch |
| CN115149306B (en) * | 2022-06-14 | 2026-02-03 | 中航光电科技股份有限公司 | Wiring connector |
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Also Published As
| Publication number | Publication date |
|---|---|
| WO2020015759A1 (en) | 2020-01-23 |
| CN108963538A (en) | 2018-12-07 |
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