Miniature bus terminal convenient for leading out connection wire

Abstract

The utility model discloses a small bus terminal convenient to lead out a wire, which is provided with a bridging conducting strip and a quick-connection conducting tube, so that the small bus terminal has two power taking modes of tapping terminal power taking and quick-connection conducting tube power taking, the power taking modes and power taking ports of the small bus terminal are expanded, and meanwhile, extra power taking from a small bus is supported. According to the utility model, no new miniature bus terminal needs to be additionally arranged, the hardware cost of the power cabinet is directly reduced, the wiring requirement in the current electrical cabinet body is also adapted, the wiring workload and maintenance cost are reduced by simplifying the wiring process and reducing the arrangement of additional terminals, and the compact design of the quick-connection conductive tube and the bridging conductive sheet is adopted, so that the wiring efficiency is improved. Therefore, the whole miniature bus terminal structure is more compact, and the space in a power cabinet is saved.

Description

Technical Field

[0001] The utility model relates to the technical field of electric power equipment, in particular to a small busbar terminal which is convenient for lead-out wiring. Background Art

[0002] The small busbar is a common collection line for control power, signal power, protection power, AC voltage, AC power, etc. It is usually routed from the top of the cabinet, so it is also called the cabinet top small busbar. The small busbar terminal is also called the small busbar terminal or small busbar cable terminal. It is a component in the field of electrical connection, mainly used for power line connection and electrical equipment cable connection.

[0003] The existing small busbar terminals are connected to the small busbar in the cabinet through the upper end, and connecting plates with fasteners are set on both sides to take power and connect the wires. This single wiring method not only brings complex wiring tasks to the cabinet wiring personnel, but also has poor terminal expandability. When additional power is required from the small busbar, it is necessary to set up an additional small busbar terminal, which increases the power distribution cost of the power cabinet and also brings additional workload for the layout of the small busbar terminals in the cabinet. Summary of the invention

[0004] In order to solve the above problems, the utility model provides a small busbar terminal which is convenient for lead-out wiring, including an insulating seat body, a bearing part is provided on the insulating seat body, the upper end face of the bearing part is connected with a bridging conductive sheet, at least one tap terminal is respectively provided on both sides of the bridging conductive sheet, a busbar crimping seat is provided on the bridging conductive sheet, the busbar crimping seat is connected to the bridging conductive sheet through the busbar terminal, a busbar crimping channel is provided between the bridging conductive sheet and the busbar crimping seat, a quick-connect conductive tube is provided on the lower end face of the bearing part, the quick-connect conductive tube includes a cover shell and a conductive part connected in the cover shell, a clearance hole is provided on one side of the cover shell close to the bearing part, a wire crimping groove is provided on the conductive part at a position opposite to the clearance hole, a quick-connect channel connected to the wire crimping groove is provided on the wire outlet end of the conductive part, and the busbar terminal is connected in the wire crimping groove through the clearance hole.

[0005] In a possible implementation, two busbar terminals are provided, and a connection hole is opened at a position of the bearing portion corresponding to the clearance hole, and one of the busbar terminals passes through the connection hole and the clearance hole to be connected in the wire crimping groove.

[0006] In one possible implementation, a first positioning substrate and a second positioning substrate are respectively provided on both sides below the bearing portion, a receiving cavity is provided between the first positioning substrate and the second positioning substrate, positioning holes are provided on the first positioning substrate and the second positioning substrate, the cover shell includes a base and a cover connected to the base, the base is located in the receiving cavity, the cover is inserted into the positioning hole of the first positioning substrate and covers the outlet end of the conductive component, and the inlet end of the conductive component is inserted into the positioning hole of the second positioning substrate.

[0007] In a possible implementation, an external thread for fixing and wiring the conductive member is provided on the wire inlet end of the conductive member, and a positioning nut is connected to the wire inlet end of the conductive member, and the positioning nut is attached to the outer side of the second positioning substrate.

[0008] In a possible implementation, the first positioning substrate and the second positioning substrate are respectively provided with limiting bosses on their inner sides, and the limiting bosses are respectively located on both sides of the base.

[0009] In a possible implementation, a wire outlet hole is formed in the cover at a position directly opposite to the wire outlet end of the conductive member.

[0010] In a possible implementation, the cover is connected to the base via a snap-fit ​​structure.

[0011] In a possible implementation, a V-shaped groove is provided at a position of the busbar crimping seat directly opposite to the busbar crimping channel.

[0012] In a possible implementation, an arc-shaped groove is provided at a position of the bridging conductive sheet facing the busbar crimping channel.

[0013] In a possible implementation, a terminal clearance groove is provided at a position of the bearing portion directly opposite to the tap terminal, and the tap terminal passes through the bridging conductive sheet and is connected to the terminal clearance groove.

[0014] Compared with the prior art, the technical solution provided by the utility model has the following beneficial effects:

[0015] The small busbar terminal of the present technical solution has two ways of drawing power. The first is to crimp the small busbar between the busbar crimping seat and the bridging conductive sheet through the busbar terminal, and use the tap terminals on both sides of the bridging conductive sheet to draw power. The second is to set a quick-connect conductive tube under the load-bearing part, where one of the busbar terminals directly passes through the load-bearing part and is connected to the wire crimping groove of the quick-connect conductive tube, and draw power from the outlet end of the conductive part.

[0016] The small busbar terminal of the utility model is provided with two power supply modes, namely, power supply by tapping terminal and power supply by quick-connect conductive tube, which expands the power supply modes and power supply ports of the small busbar terminal and supports additional power supply from the small busbar without adding new small busbar terminals, directly reducing the hardware cost of the power cabinet and adapting to the current wiring requirements in the electrical cabinet (such as control power supply, signal power supply, protection power supply, etc.); and by simplifying the wiring process and reducing the setting of additional terminals, the wiring workload and maintenance costs are reduced, and the compact design of the quick-connect conductive tube and the bridging conductive sheet makes the entire small busbar terminal structure more compact, saving space in the power cabinet. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a three-dimensional diagram of the small busbar terminal according to an embodiment of the utility model.

[0018] Figure 2 This is an exploded view of the small busbar terminal of an embodiment of the utility model.

[0019] Figure 3 This is another exploded view of the small busbar terminal according to an embodiment of the utility model.

[0020] Figure 4 This is an exploded view of the quick-connect conductive tube according to an embodiment of the utility model.

[0021] Figure 5 This is a three-dimensional diagram of the insulating seat body of the utility model embodiment. DETAILED DESCRIPTION

[0022] In order to make the purpose, technical solution and advantages of the embodiment of the utility model clearer, the technical solution in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model. Obviously, the described embodiment is a part of the embodiment of the utility model, not all of the embodiments. Based on the embodiment of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] Combined with Figure 1 To Attachment Figure 5 The technical solution of the utility model is a small busbar terminal that is convenient for lead-out wiring, including an insulating seat body 1, a bearing portion 11 is provided on the insulating seat body 1, a bridge conductive sheet 2 is connected to the upper end surface of the bearing portion 11, at least one tap terminal 3 is provided on both sides of the bridge conductive sheet 2, a busbar crimping seat 4 is provided on the bridge conductive sheet 2, the busbar crimping seat 4 is connected to the bridge conductive sheet 2 through a busbar terminal 5, a busbar crimping channel 6 is provided between the bridge conductive sheet 2 and the busbar crimping seat 4, the A quick-connect conductive tube 7 is provided on the lower end surface of the bearing portion 11, and the quick-connect conductive tube 7 includes a cover shell 71 and a conductive member 72 connected to the cover shell 71. A clearance hole 713 is provided on the side of the cover shell 71 close to the bearing portion 11, and a wire pressing groove 723 is provided on the conductive member 72 opposite to the clearance hole 713. A quick-connect channel 724 connected to the wire pressing groove 723 is provided at the outlet end 721 of the conductive member 72, and the bus terminal 5 is connected to the wire pressing groove through the clearance hole 713.

[0024] In this embodiment, as shown in the attached Figure 1 To Attachment Figure 3 As shown, two tapping terminals 3 are respectively provided on both sides of the bridging conductive sheet 2 , that is, two groups of tapping terminals 3 are provided. In another embodiment, one group of tapping terminals 3 may also be provided.

[0025] In this embodiment, the small busbar is crimped in the busbar crimping channel 6 , and the busbar terminal 5 serves as both a fastener for crimping the small busbar and a conductor for connecting the conductive member 72 .

[0026] In this embodiment, the small busbar terminal has two ways of drawing power. The first is to crimp the small busbar into the busbar crimping channel 6 between the busbar crimping seat 4 and the bridging conductive sheet 2 through the busbar terminal 5, and use the tap terminals 3 on both sides of the bridging conductive sheet 2 to draw power. The second is to set a quick-connect conductive tube 7 under the load-bearing part 11, where one of the busbar terminals 5 directly passes through the load-bearing part 11 and is connected to the wire crimping groove 723 of the quick-connect conductive tube 7, and draws power from the outlet terminal 721 of the conductive part 72.

[0027] In this embodiment, the busbar terminals 5 are provided with two, and the bearing portion 11 is provided with a connection hole 12 at a position corresponding to the clearance hole 713, and one of the busbar terminals 5 passes through the connection hole 12 and the clearance hole 713 and is connected to the wire pressing groove 723, as shown in the attached Figure 2 As shown, the length of one busbar terminal is longer than the length of the other busbar terminal.

[0028] In this embodiment, as shown in the attached Figure 3 To Attachment Figure 5 As shown, a first positioning substrate 13 and a second positioning substrate 14 are respectively provided on both sides below the bearing portion 11, a receiving cavity 15 is provided between the first positioning substrate 13 and the second positioning substrate 14, a first positioning hole 16 and a second positioning hole 17 are respectively opened on the first positioning substrate 13 and the second positioning substrate 14, the cover shell 71 includes a base 711 and a cover 712 connected to the base 711, the base 711 is located in the receiving cavity 15, the cover 712 is inserted into the first positioning hole 16 of the first positioning substrate 13 and covers the outlet terminal 721 of the conductive member 72, and the inlet terminal 722 of the conductive member 72 is inserted into the second positioning hole 17 of the second positioning substrate 14.

[0029] In this embodiment, the quick-connect conductive tube 7 is entirely connected to and penetrates the first positioning substrate 13 and the second positioning substrate 14 to achieve connection between the bus terminal 5 and the quick-connect conductive tube 7 .

[0030] In this embodiment, an external thread 725 for fixing and connecting the conductive member 72 is provided on the wire-in terminal 721 of the conductive member 72, and a positioning nut 726 is connected to the wire-in terminal of the conductive member 72, and the positioning nut 726 is attached to the outer side of the second positioning substrate 14; the positioning nut 726 fixes the conductive member 72 on the insulating seat body 1, and the remaining external thread 725 is used for the wire-in connection.

[0031] In this embodiment, the quick-connect conductive tube 7 can use only the outlet terminal 721 for power signal adoption or an external protector to protect the small busbar loop; the quick-connect conductive tube 7 can also use the outlet terminal 721 and the inlet terminal 722 for powering other functional circuits.

[0032] In this embodiment, the inner sides of the first positioning substrate 13 and the second positioning substrate 14 are respectively provided with limiting bosses 18 , and the limiting bosses 18 are respectively located on both sides of the base 711 to ensure the stability of the connection of the quick-connect conductive tube 7 on the insulating base body 1 .

[0033] In this embodiment, the cover 712 is provided with a wire outlet hole 714 at a position directly opposite to the wire outlet terminal 721 of the conductive member 72 . The cover 712 improves the protection performance of the wire outlet terminal 721 of the conductive member 72 to prevent the operator from accidentally touching it.

[0034] In this embodiment, the cover 712 is connected to the base 711 through a snap-fit ​​structure, and the assembly sequence of the quick-connect conductive tube 7 is: place the base 711 into the accommodating cavity 15, pass the conductive member 72 through the base 711, and fix the conductive member 72 with the positioning nut 726, and finally pass the cover 712 through the first positioning hole 16 to connect it to the base 711.

[0035] In this embodiment, a V-shaped groove 41 is provided at a position of the busbar crimping seat 4 facing the busbar crimping channel 6 .

[0036] In this embodiment, an arc-shaped groove 21 is provided at a position of the bridging conductive sheet 2 facing the busbar crimping channel 6 .

[0037] In this embodiment, the arc-shaped groove 21 increases the conductive contact area between the small busbar and the bridging conductive sheet 2 , and the V-shaped groove 41 can stably connect the small busbar to the busbar crimping channel 6 .

[0038] In this embodiment, a terminal clearance groove 19 is formed at a position of the carrying portion 11 facing the tap terminal 3 , and the tap terminal 3 passes through the bridging conductive sheet 2 and is connected to the terminal clearance groove 19 .

[0039] The small busbar terminal of the utility model is provided with two power supply modes, namely, power supply by tapping terminal and power supply by quick-connect conductive tube, which expands the power supply modes and power supply ports of the small busbar terminal and supports additional power supply from the small busbar without adding new small busbar terminals, directly reducing the hardware cost of the power cabinet and adapting to the current wiring requirements in the electrical cabinet; and by simplifying the wiring process and reducing the setting of additional terminals, reducing the wiring workload and maintenance costs, and the compact design of the quick-connect conductive tube and the bridging conductive sheet makes the entire small busbar terminal structure more compact, saving space in the power cabinet.

[0040] It should also be noted that, in this specification, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "comprises", "comprising" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, an element defined by the statement "comprising a ..." does not exclude the presence of other identical elements in the process, method, article or device including the element.

[0041] The above description of the disclosed embodiments enables those skilled in the art to implement or use the present invention. Various modifications to these embodiments will be apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present invention. Therefore, the present invention will not be limited to the embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A small busbar terminal for easy lead-out wiring, comprising an insulating seat body, a bearing portion is provided on the insulating seat body, a bridge conductive sheet is connected to the upper end surface of the bearing portion, at least one tap terminal is provided on both sides of the bridge conductive sheet, a busbar crimping seat is provided on the bridge conductive sheet, the busbar crimping seat is connected to the bridge conductive sheet through a busbar terminal, a busbar crimping channel is provided between the bridge conductive sheet and the busbar crimping seat, characterized in that: A quick-connect conductive tube is provided on the lower end surface of the bearing part, and the quick-connect conductive tube includes a cover shell and a conductive part connected to the cover shell. A clearance hole is provided on one side of the cover shell close to the bearing part, and a wire crimping groove is provided on the conductive part opposite to the clearance hole. A quick-connect channel connected to the wire crimping groove is provided on the wire outlet end of the conductive part, and the bus terminal is connected to the wire crimping groove through the clearance hole.

2. A small busbar terminal for easy lead-out wiring according to claim 1, characterized in that: The busbar terminals are provided with two, and the bearing portion is provided with a connecting hole at a position corresponding to the making way hole, and one of the busbar terminals passes through the connecting hole and the making way hole to be connected in the wire pressing groove.

3. A small busbar terminal for easy lead-out wiring according to claim 2, characterized in that: A first positioning substrate and a second positioning substrate are respectively provided on both sides below the bearing portion, a receiving cavity is provided between the first positioning substrate and the second positioning substrate, positioning holes are provided on the first positioning substrate and the second positioning substrate, the cover shell includes a base and a cover connected to the base, the base is located in the receiving cavity, the cover is inserted into the positioning hole of the first positioning substrate and covers the outlet end of the conductive member, and the inlet end of the conductive member is inserted into the positioning hole of the second positioning substrate.

4. A small busbar terminal for easy lead-out wiring according to claim 3, characterized in that: The wire inlet end of the conductive member is provided with an external thread for fixing and wiring the conductive member, and the wire inlet end of the conductive member is connected with a positioning nut, and the positioning nut is attached to the outer side of the second positioning substrate.

5. A small busbar terminal for easy lead-out wiring according to claim 3, characterized in that: The inner sides of the first positioning substrate and the second positioning substrate are respectively provided with limiting bosses, and the limiting bosses are respectively located on both sides of the base.

6. A small busbar terminal for easy lead-out wiring according to claim 3, characterized in that: The cover is provided with a wire outlet hole at a position directly opposite to the wire outlet end of the conductive member.

7. A small busbar terminal for easy lead-out wiring according to claim 3, characterized in that: The cover is connected to the base through a snap-fit ​​structure.

8. A small busbar terminal for easy lead-out wiring according to any one of claims 1 to 7, characterized in that: The busbar crimping seat is provided with a V-shaped groove at a position facing the busbar crimping channel.

9. A small busbar terminal for easy lead-out wiring according to any one of claims 1 to 7, characterized in that: An arc-shaped groove is provided at a position of the bridging conductive sheet facing the busbar crimping channel.

10. A small busbar terminal for easy lead-out wiring according to any one of claims 1 to 7, characterized in that: A terminal clearance groove is formed at a position of the bearing portion facing the tap terminal, and the tap terminal passes through the bridging conductive sheet and is connected to the terminal clearance groove.

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