Electric power wire

Abstract

The utility model provides an electric power wire rod. The electric power wire rod comprises a connector, a first wire harness, a second wire harness and a limiting piece, the connector comprises an insulating seat, a first conductor and a second conductor, wherein the first conductor and the second conductor are embedded in the insulating seat. The first wire harness comprises a first welding end, and the first welding end is connected with the first conductor. The second wire harness comprises a second welding end, and the second welding end is connected with the second conductor. The limiting piece comprises a first limiting ring and a second limiting ring, the first limiting ring surrounds the first welding end, and the second limiting ring surrounds the second welding end.

Description

Technical Field

[0001] This application relates to connectors and cable assemblies, particularly to bus clamp type power cables used in applications such as servers / energy storage cabinets. Background Art

[0002] Bus clamp type connectors and cable assemblies are mainly applied to electronic devices such as servers and energy storage cabinets. The head end is used to clamp a conductive plate, and the tail end is connected with a plurality of cable lines to transmit power. The bus clamp type connector used at the head end clamps the conductive plate through two clamping terminals facing each other.

[0003] Generally speaking, the wiring space inside a server or an energy storage cabinet is limited, and its wiring path is long and not necessarily straight. The cable assembly is easily bent along with the wiring path inside the server or the energy storage cabinet, which may cause the solder joints to be overstressed and damaged.

[0004] In view of this, the inventor of the present invention has specifically studied the above-mentioned prior art and applied theoretical knowledge, and has tried his best to solve the above problems, which has become the goal of the inventor's improvement. Summary of the Utility Model

[0005] The present utility model provides a power cable, especially a power cable with a wire harness limiting member.

[0006] The present utility model provides a power cable, which includes a connector, a first wire harness, a second wire harness and a limiting member. The connector includes an insulating base, a first conductor and a second conductor, and the first conductor and the second conductor are embedded in the insulating base. The first wire harness includes a first welding end, and the first welding end is connected to the first conductor. The second wire harness includes a second welding end, and the second welding end is connected to the second conductor. The limiting member includes a first limiting ring and a second limiting ring. The first limiting ring surrounds the first welding end, and the second limiting ring surrounds the second welding end.

[0007] In an embodiment of the present utility model, the first wire harness has a first power line and a first insulating coating covering the first power line. The first power line protrudes from the first insulating coating at the first welding end and is welded to the first conductor. A first insulating sleeve is sleeved at the connection between the first conductor and the first wire harness, and the first insulating sleeve covers the first welding end. The second wire harness has a second power line and a second insulating coating covering the second power line. The second power line protrudes from the second insulating coating at the second welding end and is welded to the second conductor. A second insulating sleeve is sleeved at the connection between the second conductor and the second wire harness, and the second insulating sleeve covers the second welding end.

[0008] In an embodiment of the present utility model, the first limiting ring surrounds the part where the first welding end protrudes from the first insulating coating, and the second limiting ring surrounds the part where the second welding end protrudes from the second insulating coating.

[0009] In an embodiment of the present utility model, the power wire further includes a first signal terminal, a second signal terminal, a first signal wire, and a second signal wire. The first signal terminal is buried in the insulating seat corresponding to the first conductor, the second signal terminal is buried in the insulating seat corresponding to the second conductor, the first signal wire is connected to the first signal terminal, and the second signal wire is connected to the second signal terminal.

[0010] In an embodiment of the present utility model, the limiting member includes a bridging member. The bridging member is connected between the first limiting ring and the second limiting ring so that the first limiting ring and the second limiting ring are arranged at intervals. A plurality of clamps are provided on the bridging member, and the clamps respectively clamp the first signal wire and the second signal wire.

[0011] In an embodiment of the present utility model, the power wire further includes a signal plug, and the first signal wire and the second signal wire are connected to the signal plug.

[0012] In an embodiment of the present utility model, the power wire further includes a power plug, and the power plug is respectively connected to the other ends of the first wire harness and the second wire harness.

[0013] In an embodiment of the present utility model, the insulating seat includes a first tongue portion and a second tongue portion. The first conductor includes a plurality of first power terminals, the second conductor includes a plurality of second power terminals. The first power terminals are buried in the first tongue portion, the second power terminals are buried in the second tongue portion, and the first power terminals and the second power terminals are arranged facing each other.

[0014] In an embodiment of the present utility model, the power wire further includes a plurality of first shielding terminals and a plurality of second shielding terminals. The first shielding terminals and the first power terminals are respectively arranged on opposite sides of the first tongue portion, and the second shielding terminals and the second power terminals are respectively arranged on opposite sides of the second tongue portion.

[0015] In an embodiment of the present utility model, the power wire further includes a first signal terminal and a second signal terminal. The first signal terminal is buried in the first tongue portion and is arranged in parallel with the first power terminals, and the second signal terminal is buried in the second tongue portion and is arranged in parallel with the second power terminals.

[0016] The power wire of the present utility model has a limiting member. The limiting member respectively surrounds the first wire harness and the second wire harness to achieve the effects of supporting and limiting, thereby avoiding damage to the solder joints caused by excessive bending of the first wire harness and the second wire harness. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 is a perspective view of the power wire in an embodiment of the present utility model;

[0018] Figure 2 is a schematic configuration diagram of the connector of the power wire in an embodiment of the present utility model;

[0019] Figure 3 It is another schematic diagram of the configuration of the connector of the power cable in an embodiment of the present utility model;

[0020] Figure 4 It is a schematic diagram of the configuration of the first conductor and the second conductor of the connector of the power cable in an embodiment of the present utility model;

[0021] Figure 5 It is a three-dimensional schematic diagram of the limiting member of the power cable in an embodiment of the present utility model;

[0022] Figure 6 It is a longitudinal sectional view of the power cable in an embodiment of the present utility model;

[0023] Figure 7 It is a transverse sectional view of the power cable in an embodiment of the present utility model;

[0024] Figure 8 It is another transverse sectional view of the power cable in an embodiment of the present utility model.

[0025] Among them, reference numerals:

[0026] 10: Adjacent structure;

[0027] 100: Connector;

[0028] 110: Insulating base;

[0029] 111: First tongue;

[0030] 112: Second tongue;

[0031] 121: First conductor;

[0032] 121a: First power terminal;

[0033] 122: Second conductor;

[0034] 122a: Second power terminal;

[0035] 210: First wire harness;

[0036] 210a: First welding end;

[0037] 211: First power line;

[0038] 212: First insulating coating;

[0039] 220: Second wire harness;

[0040] 220a: Second welding end;

[0041] 221: Second power line;

[0042] 222: The second insulating layer;

[0043] 231: The first insulating sleeve;

[0044] 232: The second insulating sleeve;

[0045] 240: The power plug;

[0046] 300: The limiting member;

[0047] 310: The first limiting ring;

[0048] 320: The second limiting ring;

[0049] 330: The bridging;

[0050] 334: The fixture;

[0051] 411: The first signal terminal;

[0052] 421: The second signal terminal;

[0053] 412: The first signal line;

[0054] 422: The second signal line;

[0055] 440: The signal plug;

[0056] 511: The first shielding terminal;

[0057] 512: The second shielding terminal. Detailed implementation manners

[0058] In the description of the present utility model, it should be understood that the orientation or positional relationships indicated by the terms "front side", "rear side", "left side", "right side", "front end", "rear end", "terminal end", "longitudinal direction", "lateral direction", "vertical direction", "top", "bottom", etc. are the orientation or positional relationships based on the orientation or positional relationships shown in the drawings. It is only for the convenience of describing the present utility model and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limiting condition of the present utility model.

[0059] As used herein and unless otherwise defined, terms such as "substantially" and "about" are used to describe and account for minor variations. When associated with an event or circumstance, such terms can encompass both the exact instance in which the event or circumstance occurs and the event or circumstance occurring up to a close approximation. For example, when associated with a numerical value, such terms can encompass a range of variation less than or equal to ±10% of that numerical value, such as less than or equal to ±5%, less than or equal to ±4%, less than or equal to ±3%, less than or equal to ±2%, less than or equal to ±1%, less than or equal to ±0.5%, less than or equal to ±0.1%, or less than or equal to ±0.05%.

[0060] The detailed description and technical content of the present utility model will be described below in conjunction with the accompanying drawings. However, the accompanying drawings are only for illustrative purposes and are not intended to limit the present utility model.

[0061] Figure 1 is a three-dimensional schematic diagram of a power cable of an embodiment of the present utility model. Refer to Figure 1 , an embodiment of the present utility model provides a power cable, which includes a connector 100, a first wire harness 210, a second wire harness 220, and a limiting member 300. The power cable of the present utility model is applied to a host in a rack and is connected between the host and an external power supply to supply the external power supply to the host.

[0062] Figure 2 is a schematic diagram of the configuration of the connector 100 of the power cable of an embodiment of the present utility model; Figure 3 is another schematic diagram of the configuration of the connector 100 of the power cable of an embodiment of the present utility model. Refer to Figure 2 and Figure 3 , the connector 100 includes an insulating base 110, a first conductor 121, and a second conductor 122, and the first conductor 121 and the second conductor 122 are embedded in the insulating base 110. In this embodiment, the insulating base 110 includes a first tongue portion 111 and a second tongue portion 112.

[0063] Figure 4 is a schematic diagram of the configuration of the first conductor 121 and the second conductor 122 of the connector 100 of the power cable of an embodiment of the present utility model. Refer to Figures 2 to 4 , the first conductor 121 includes a plurality of first power terminals 121a, the second conductor 122 includes a plurality of second power terminals 122a, the first power terminals 121a are embedded in the first tongue portion 111, the second power terminals 122a are embedded in the second tongue portion 112, and the first power terminals 121a and the second power terminals 122a are arranged facing each other.

[0064] The first wire harness 210 includes a first welding end 210a, and the first welding end 210a is connected to the first conductor 121. Specifically, it is connected by ultrasonic welding, but the present invention is not limited thereto. The first wire harness 210 has at least one first power line 211 and the first power line 211 is coated with a first insulating coating 212. In this embodiment, the first wire harness 210 is composed of three identical first power lines 211, and each first power line 211 is coated with a first insulating coating 212. However, the present invention does not limit the number of first power lines 211 included in the first wire harness 210. Hereinafter, one of the first power lines 211 will be taken as an example to illustrate the configuration of each first power line 211. The first power line 211 protrudes from the first insulating coating 212 at the first welding end 210a of the first wire harness 210 for welding to the first conductor 121. A first insulating sleeve 231 is sleeved on the first conductor 121 at the place where the first wire harnesses 210 are connected, and the first insulating sleeve 231 covers each first welding end 210a.

[0065] The second wire harness 220 includes a second welding end 220a, and the second welding end 220a is connected to the second conductor 122. Specifically, it is connected by ultrasonic welding, but the present invention is not limited thereto. The second wire harness 220 has at least one second power line 221 and the second power line 221 is coated with a second insulating coating 222. In this embodiment, the second wire harness 220 is composed of three identical second power lines 221, and each second power line 221 is coated with a second insulating coating 222. However, the present invention does not limit the number of second power lines 221 included in the second wire harness 220. Hereinafter, one of the second power lines 221 will be taken as an example to illustrate the configuration of each second power line 221. The second power line 221 protrudes from the second insulating coating 222 at the second welding end 220a of the second wire harness 220 for welding to the second conductor 122. A second insulating sleeve 232 is sleeved on the second conductor 122 at the place where the second wire harnesses 220 are connected, and the second insulating sleeve 232 covers each second welding end 220a.

[0066] Referring to Figure 1 , in this embodiment, the power wire further includes a power plug 240, and the power plug 240 is respectively connected to the other ends of the first wire harness 210 and the second wire harness 220. The power plug 240 is used for plugging into the host. The aforementioned first conductor 121 and second conductor 122 are respectively used as the positive electrode and negative electrode of the DC power supply. The first tongue 111 and the second tongue 112 can be used to clamp a conductive plate and abut the first power terminal 121a and the second power terminal 122a against the conductive plate to electrically connect the first wire harness 210 and the second wire harness 220 to a power source. And power is transmitted between the power plug 240 and the connector 100 through the first wire harness 210 and the second wire harness 220 to supply power to the host.

[0067] Figure 5 is a perspective view of the limiting member 300 of the power wire in an embodiment of the present utility model; Figure 6 is a longitudinal sectional view of the power wire in an embodiment of the present utility model; Figure 7 is a transverse sectional view of the power wire in an embodiment of the present utility model; Figure 8 is another transverse sectional view of the power wire in an embodiment of the present utility model.

[0068] Referring to Figures 5 to 8 , the limiting member 300 includes a first limiting ring 310 and a second limiting ring 320. The first limiting ring 310 surrounds the first welding end 210a, and the second limiting ring 320 surrounds the second welding end 220a, thereby respectively limiting the movement ranges of the first wire bundle 210 and the second wire bundle 220. In this embodiment, the limiting member 300 further includes a bridge 330. The bridge 330 is connected between the first limiting ring 310 and the second limiting ring 320 to arrange the first limiting ring 310 and the second limiting ring 320 at intervals to position the relative positions of the first limiting ring 310 and the second limiting ring 320.

[0069] Referring to Figures 2 to 4 , specifically, the first limiting ring 310 surrounds the portion where the first welding end 210a protrudes from the first insulating coating 212, and the inner edge of the first limiting ring 310 is in partial contact with the first insulating coating 212. Specifically, the inner edge of the first limiting ring 310 contacts the lower part of the first insulating sleeve 231 to support the first wire bundle 210 to protect the solder joint while allowing the first welding end 210a to swing within a limited range in cooperation with the wiring to avoid excessive bending. The second limiting ring 320 surrounds the portion where the second welding end 220a protrudes from the second insulating coating 222, and the inner edge of the second limiting ring 320 is in partial contact with the second insulating coating 222. Specifically, the inner edge of the second limiting ring 320 contacts the lower part of the second insulating sleeve 232 to support the second wire bundle 220 to protect the solder joint while allowing the second welding end 220a to swing within a limited range in cooperation with the wiring to avoid excessive bending. The lower part of the limiting member 300 can also abut against the inside of the frame or the adjacent structure 10 on the main machine to assist in supporting, so as to avoid the insulating coating or insulating sleeve being in contact with the adjacent structure 10 and being worn to cause insulation failure.

[0070] Referring to Figures 2 to 4, in this embodiment, the power wire further includes a first signal terminal 411, a second signal terminal 421, a first signal wire 412 and a second signal wire 422. The first signal terminal 411 corresponds to the first conductor 121 and is embedded in the insulating base 110. The second signal terminal 421 corresponds to the second conductor 122 and is embedded in the insulating base 110. Specifically, the first signal terminal 411 is embedded in the first tongue portion 111 and is arranged in parallel with the first power terminals 121a. The second signal terminal 421 is embedded in the second tongue portion 112 and is arranged in parallel with the second power terminals 122a. The first signal wire 412 is connected to the first signal terminal 411, and the second signal wire 422 is connected to the second signal terminal 421. A plurality of clamps 334 are further provided on the aforementioned bridge 330, and the clamps 334 respectively clamp the first signal wire 412 and the second signal wire 422.

[0071] Refer to Figure 1 , in this embodiment, the power wire further includes a signal plug 440. The first signal wire 412 and the second signal wire 422 are connected to the signal plug 440. The signal plug 440 is used to plug into the host computer. The host computer can read the power supply status of the first wire harness 210 and the second wire harness 220 through the first signal wire 412 and the second signal wire 422 and adjust the power supply accordingly.

[0072] Refer to Figures 2 to 3 and Figure 6 , in this embodiment, the power wire further includes a plurality of first shielding terminals 511 and a plurality of second shielding terminals 512. The first shielding terminals 511 and the first power terminals 121a are respectively arranged on opposite sides of the first tongue portion 111. The second shielding terminals 512 and the second power terminals 122a are respectively arranged on opposite sides of the second tongue portion 112. The first shielding terminals 511 and the second shielding terminals 512 are respectively grounded (for example, abutted against a grounding structure) to eliminate electromagnetic interference to the first power terminals 121a and the second power terminals 122a.

[0073] The power wire of the present utility model has a limiting member 300. The limiting member 300 respectively surrounds the first wire harness 210 and the second wire harness 220 to achieve the effects of supporting and limiting, thereby avoiding excessive bending and breaking of the first wire harness 210 and the second wire harness 220 to damage the solder joints.

[0074] The above description is only a preferred embodiment of the present creation, and is not used to limit the patent scope of the present creation. Other equivalent changes using the patent spirit of the present creation shall all fall within the patent scope of the present creation.

Claims

1. A power wire, characterized in that, Comprising: A connector, comprising an insulating base, a first conductor and a second conductor, the first conductor and the second conductor being embedded in the insulating base; A first wire harness, comprising a first welding end, and the first welding end being connected to the first conductor; A second wire harness, comprising a second welding end, and the second welding end being connected to the second conductor; and A limiting member, comprising a first limiting ring and a second limiting ring, the first limiting ring surrounding the first welding end, and the second limiting ring surrounding the second welding end.

2. The power wire according to claim 1, wherein, The first wire harness has a first power line and a first insulating coating covering the first power line, and the first power line protrudes from the first insulating coating at the first welding end and is welded to the first conductor. A first insulating sleeve is sleeved at the connection between the first conductor and the first wire harness, and the first insulating sleeve covers the first welding end; Wherein the second wire harness has a second power line and a second insulating coating covering the second power line, and the second power line protrudes from the second insulating coating at the second welding end and is welded to the second conductor. A second insulating sleeve is sleeved at the connection between the second conductor and the second wire harness, and the second insulating sleeve covers the second welding end.

3. The power wire according to claim 2, characterized in that, The first limiting ring surrounds the portion where the first welding end protrudes from the first insulating coating, and the second limiting ring surrounds the portion where the second welding end protrudes from the second insulating coating.

4. The power wire according to claim 1, characterized in that, Further comprising a first signal terminal, a second signal terminal, a first signal line and a second signal line, the first signal terminal corresponding to the first conductor and being embedded in the insulating base, the second signal terminal corresponding to the second conductor and being embedded in the insulating base, the first signal line being connected to the first signal terminal, and the second signal line being connected to the second signal terminal.

5. The power wire according to claim 4, wherein, The limiting member comprises a bridge, the bridge being connected between the first limiting ring and the second limiting ring so that the first limiting ring and the second limiting ring are spaced apart, and a plurality of clamps are provided on the bridge, and the clamps respectively clamp the first signal line and the second signal line.

6. The power wire according to claim 4, wherein Further comprising a signal plug, the first signal line and the second signal line being connected to the signal plug.

7. The power wire according to claim 1, characterized in that, Further comprising a power plug, and the power plug is respectively connected to the other ends of the first wire harness and the second wire harness.

8. The power wire according to claim 1, wherein The insulating base comprises a first tongue portion and a second tongue portion, the first conductor comprises a plurality of first power terminals, the second conductor comprises a plurality of second power terminals, the first power terminals are embedded in the first tongue portion, the second power terminals are embedded in the second tongue portion, and the first power terminals and the second power terminals are arranged facing each other.

9. The power wire according to claim 8, characterized in that, Further comprising a plurality of first shielding terminals and a plurality of second shielding terminals, the first shielding terminals and the first power terminals are respectively arranged on opposite sides of the first tongue portion, and the second shielding terminals and the second power terminals are respectively arranged on opposite sides of the second tongue portion.

10. The power wire according to claim 8, wherein Further comprising a first signal terminal and a second signal terminal, the first signal terminal is embedded in the first tongue portion and is arranged in parallel with the first power terminals, and the second signal terminal is embedded in the second tongue portion and is arranged in parallel with the second power terminals.

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