Detachable high-power charging cable for new energy automobile

Abstract

The utility model discloses a detachable high-power charging cable for a new energy automobile, which relates to the field of cables and comprises a channel part and a conductor part. A control wire core channel, a signal wire core channel, a return pipe, a main wire core liquid cooling channel, a low-voltage auxiliary wire core channel and a protection grounding channel are wrapped between the saddle-shaped filler and the filling rope, the outer wrapping layer wraps the outside of the filling rope, and a reinforcing rib is arranged in the center of the saddle-shaped filler. The conductor part penetrates into the channel part, the channel part and the conductor part are produced separately, the conductor part is provided by a cable manufacturer, a pile enterprise can cut and thread according to the length of a cable, the length of the cable is generally about five meters, and the problem that large-length production cannot be achieved is solved. And if the control wire core conductor and the signal wire core conductor are broken, the pile enterprise can only replace the broken wire core, so that the replacement cost is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to cable field especially is related to a new energy automobile with detachable high -power charging cable. BACKGROUND

[0002] With the market share of new energy vehicles rising, charging speed becomes the focus of consumers when purchasing new energy vehicles. To solve the problem of slow charging, liquid-cooled charging cables appear on the market, mainly in the form of water-copper structure cable. The cable conductor of this structure is manually inserted into the liquid cooling pipe, which is difficult to produce in large lengths. In the charging process, the main insulation wire core conductor is deformed and easily blocked in the liquid cooling pipe channel, which poses a safety hazard. The control and signal wire cores are easily broken, leading to the scrapping of the entire charging cable, causing cost waste and environmental pollution. SUMMARY

[0003] The utility model discloses a new energy automobile with detachable high -power charging cable.

[0004] The utility model discloses a new energy automobile with detachable high -power charging cable.

[0005] A new energy automobile with detachable high -power charging cable, including channel part and conductor part, channel part includes saddle -shaped filling, filling rope and outer sheath, saddle -shaped filling and filling rope between the wrapping has control line core channel, signal line core channel, backflow pipe, main line core liquid cooling channel, low -voltage auxiliary line core channel, protection ground channel, the outer sheath is wrapped in filling rope outside, saddle -shaped filling center is provided with reinforcing rib;

[0006] The conductor part includes control line core conductor, signal line core conductor, main line core conductor, auxiliary line core conductor and ground line core conductor. The control line core conductor and the signal line core conductor are respectively inserted into the control line core channel and the signal line core channel. The main line core conductor is inserted into the main line core liquid cooling channel. The auxiliary line core conductor is inserted into the low-voltage auxiliary line core channel. The ground line core conductor is inserted into the protection ground channel. The cross section of the main line core conductor is an equilateral triangle.

[0007] Preferably, the three corners of the main line core conductor are set as a circular corner with a radius of φ2mm. The main line core conductor has an outer woven layer. The material and size of the woven layer are the same as those of the main line core conductor. The weaving angle of the woven layer ranges from 15° to 30°.

[0008] Preferably, the outer sheath includes an inner lining layer, an armor layer and a sheath. The inner lining layer is wrapped outside the filling rope. The armor layer is wrapped outside the inner lining layer. The sheath is wrapped outside the armor layer. A reinforced non-woven fabric is arranged between the inner lining layer and the filling rope.

[0009] Preferably, the inner lining layer is made of XLPO material.

[0010] Preferably, the armor layer is a chain armor, and the material of the armor layer is an aluminum alloy.

[0011] Preferably, the material of the sheath is a polyether urethane.

[0012] Preferably, the control wire core conductor and the signal wire core conductor are both wrapped with a filling rope.

[0013] Preferably, the filling rope of the control wire core conductor is wrapped with an aluminum foil, the aluminum foil is wrapped with a braided shielding layer, and the braided shielding layer is wrapped with a polyester wrapping layer.

[0014] Preferably, the main wire core liquid cooling channel includes a positive liquid cooling channel and a negative liquid cooling channel, and the low-pressure auxiliary wire core channel includes a positive auxiliary channel and a negative auxiliary channel.

[0015] The beneficial effects are that:

[0016] 1. The cable is divided into a channel part and a conductor part, the conductor part is inserted into the channel part, the channel part and the conductor part are produced separately, the conductor part is provided by a cable manufacturer, and a stake enterprise can cut and thread according to the length of the cable, the length of the cable is generally about five meters, the problem of not being able to produce in a large length is solved, and if the control wire core conductor and the signal wire core conductor are broken, the stake enterprise can only replace the broken wire core, thereby reducing the replacement cost.

[0017] 2. The main wire core conductor adopts an equilateral triangle structure plus a braided layer structure to provide support for the main wire core liquid cooling channel, avoid deformation of the main wire core liquid cooling channel, ensure the cooling effect, and make the heat dissipation effect better.

[0018] 3. The armor layer adopts a chain armor to protect the internal wire core from being damaged and the main wire core liquid cooling channel, the return pipe and the inner lining layer from being deformed when the cable is subjected to external mechanical stress without reducing the softness index of the cable, thereby ensuring the heat dissipation effect, improving the safety and service life of the cable.

[0019] The additional technical features and advantages of the utility model will be more obvious in the following description, or can be understood through the specific practice of the utility model. BRIEF DESCRIPTION OF DRAWINGS

[0020] The drawings are used to provide a further understanding of the utility model and constitute a part of the specification, and are used together with the following specific embodiments to explain the utility model, but do not constitute a limitation on the utility model. In the drawings:

[0021] Fig. 1 is a channel part schematic view of a detachable high-power charging cable for a new energy vehicle according to the utility model;

[0022] Fig. 2 Figure 1 is a schematic diagram of a conductor part and a channel part combination structure of a detachable high-power charging cable for a new energy vehicle.

[0023] The reference signs are explained as follows: 1, reinforcing rib; 2, saddle-shaped filling; 3, filling rope; 4, inner lining layer; 5, armored layer; 6, sheath; 7, control wire core channel; 8, signal wire core channel; 9, return pipe; 10, main wire core liquid cooling channel; 101, positive liquid cooling channel; 102, negative liquid cooling channel; 11, low-voltage auxiliary wire core channel; 111, positive auxiliary channel; 112, negative auxiliary channel; 12, protective grounding channel; 13, control wire core conductor; 14, signal wire core conductor; 15, aluminum foil; 16, braided shielding layer; 17, polyester wrapping layer; 18, main wire core conductor; 19, auxiliary wire core conductor; 20, grounding wire core conductor. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments of the present application.

[0025] In the description of the present application, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application.

[0026] The present application will be further described below with reference to the drawings:

[0027] As shown in Figs. 1-2 A detachable high-power charging cable for a new energy vehicle includes a channel part and a conductor part, the channel part includes a saddle-shaped filling 2, a filling rope 3 and an outer wrapping layer, the saddle-shaped filling 2 and the filling rope 3 are wrapped with a control wire core channel 7, a signal wire core channel 8, a return pipe 9, a main wire core liquid cooling channel 10, a low-voltage auxiliary wire core channel 11 and a protective grounding channel 12, the outer wrapping layer is wrapped outside the filling rope 3, and the saddle-shaped filling 2 is provided with a reinforcing rib 1 at the center.

[0028] The material of the saddle-shaped filler 2 is a thermosetting temperature-resistant 125 DEG C environment-friendly XLPO material, and the material of the reinforcing rib 1 is aramid, so that the saddle-shaped filler 2 is soft and easy to bend as a whole, and the saddle-shaped filler 2 is used for supporting the control wire core channel 7, the signal wire core channel 8, the return pipe 9, the main wire core liquid cooling channel 10, the low-voltage auxiliary wire core channel 11 and the protective grounding channel 12. The materials of the return pipe 9 and the main wire core liquid cooling channel 10 are PA12, which has the functions of chemical reagent resistance and insulation. The return pipe 9 and the main wire core liquid cooling channel 10 are connected through a return joint to form a liquid cooling channel.

[0029] The conductor part includes a control wire core conductor 13, a signal wire core conductor 14, a main wire core conductor 18, an auxiliary wire core conductor 19 and a grounding wire core conductor 20. The control wire core conductor 13 and the signal wire core conductor 14 are respectively inserted into the control wire core channel 7 and the signal wire core channel 8, the main wire core conductor 18 is inserted into the main wire core liquid cooling channel 10, the auxiliary wire core conductor 19 is inserted into the low-voltage auxiliary wire core channel 11, and the grounding wire core conductor 20 is inserted into the protective grounding channel 12. The control wire core channel 7, the signal wire core channel 8, the low-voltage auxiliary wire core channel 11 and the protective grounding channel 12 are temperature-resistant 125 DEG C environment-friendly XLPO insulation pipes, which have the functions of insulation and protection for the internal wire cores.

[0030] The cross section of the main wire core conductor 18 is an equilateral triangle, and three corners of the main wire core conductor 18 are provided with round corners with a radius of φ2 mm. When the main wire core liquid cooling channel 10 is subjected to external extrusion, the main wire core conductor 18 can support the main wire core liquid cooling channel 10, so that the main wire core liquid cooling channel 10 is not deformed, the cooling liquid flows smoothly, and the cooling effect is ensured. The outer layer of the main wire core conductor 18 is provided with a braided layer, the material and size of the braided layer are the same as those of the main wire core conductor 18, the braiding angle of the braided layer ranges from 15 DEG to 30 DEG, and the braided layer can fix the structure of the main wire core conductor 18, so that the main wire core conductor 18 is not deformed and loose after repeated bending.

[0031] The outer cladding layer includes an inner lining layer 4, an armor layer 5 and a sheath 6. The inner lining layer 4 is wrapped outside the filler rope 3, the armor layer 5 is wrapped outside the inner lining layer 4, and the sheath 6 is wrapped outside the armor layer 5. The inner lining layer 4 and the filler rope 3 are provided with a reinforced non-woven fabric. The auxiliary wire core conductor 19 and the grounding wire core conductor 20 are circular non-tightly compressed structure conductors, and the non-woven fabric wrapped outside the conductors can make the conductors more easily inserted into the low-voltage auxiliary wire core channel 11 and the protective grounding channel 12.

[0032] The inner lining layer 4 is made of XLPO material with a temperature resistance of 125 DEG C, which can protect the inner cable core and avoid the armored layer 5 from piercing the control line core channel 7, the signal line core channel 8, the return flow pipe 9, the main line core liquid cooling channel 10, the low-voltage auxiliary line core channel 11 and the protection grounding channel 12; the armored layer 5 is a chain armor, and the material of the armored layer 5 is aluminum alloy, which has high softness, high strength and high shielding performance, can withstand the rolling of external vehicles without deformation, and can protect the control line core channel 7, the signal line core channel 8, the return flow pipe 9, the main line core liquid cooling channel 10, the low-voltage auxiliary line core channel 11 and the protection grounding channel 12 from deformation; the material of the sheath 6 is polyether polyurethane, which has wear resistance, hydrolysis resistance, low temperature resistance, mold resistance, high softness and high mechanical performance.

[0033] The control line core conductor 13 and the signal line core conductor 14 are both wrapped with the filling rope 3, the filling rope 3 of the control line core conductor 13 is wrapped with the aluminum foil 15 outside, the aluminum foil 15 is wrapped with the braided shielding layer 16 outside, and the braided shielding layer 16 is wrapped with the polyester wrapping layer 17 outside; the control line core conductor 13 and the signal line core conductor 14 can adopt various structure forms to pass through the control line core channel 7 and the signal line core channel 8, for example, a plurality of line cores are twisted into a cable core and then passed through, the cable core is provided with a shield and then passed through, the cable core is provided with a protective sleeve and then passed through, or a plurality of single line cores are passed through.

[0034] The main line core liquid cooling channel 10 comprises a positive electrode liquid cooling channel 101 and a negative electrode liquid cooling channel 102, and the low-voltage auxiliary line core channel 11 comprises a positive electrode auxiliary channel 111 and a negative electrode auxiliary channel 112.

[0035] In summary, the control line core conductor 13, the signal line core conductor 14, the main line core conductor 18, the auxiliary line core conductor 19 and the grounding line core conductor 20 in the cable are provided by a cable manufacturer, and the pile enterprise can cut and thread the channel part and the conductor part according to the length of the cable; the length of the cable is generally about five meters, which solves the problem that the cable manufacturer cannot produce a large length, and if the control line core conductor 13 and the signal line core conductor 14 are broken, the pile enterprise can only replace the broken line core, thereby reducing the replacement cost of the pile enterprise.

[0036] The basic principle, main features and advantages of the utility model are shown and described above. It should be understood by those skilled in the art that the utility model is not limited by the above examples, and the above examples and descriptions in the specification are only to illustrate the principle of the utility model, and various changes and improvements can be made to the utility model without departing from the spirit and scope of the utility model, and these changes and improvements all fall within the scope of the utility model claimed.

Claims

1. A detachable high-power charging cable for new energy vehicles, characterized by: The invention comprises a channel part and a conductor part, wherein the channel part comprises a saddle-shaped filler (2), a filler rope (3) and an outer sheath, wherein a control core channel (7), a signal core channel (8), a return pipe (9), a main core liquid cooling channel (10), a low-voltage auxiliary core channel (11) and a protective grounding channel (12) are wrapped between the saddle-shaped filler (2) and the filler rope (3), the outer sheath is wrapped around the outside of the filler rope (3), and a reinforcing rib (1) is provided at the center of the saddle-shaped filler (2); The conductor part comprises a control core conductor (13), a signal core conductor (14), a main core conductor (18), an auxiliary core conductor (19), and a ground core conductor (20). The control core conductor (13) and the signal core conductor (14) are respectively inserted into the control core channel (7) and the signal core channel (8). The main core conductor (18) is inserted into the main core liquid cooling channel (10). The auxiliary core conductor (19) is inserted into the low-voltage auxiliary core channel (11). The ground core conductor (20) is inserted into the protective ground channel (12). The cross section of the main core conductor (18) is an equilateral triangle.

2. A detachable high-power charging cable for new energy vehicles according to claim 1, characterized in that: The three corners of the main core conductor (18) are set as rounded corners with a radius of φ2mm. The outer layer of the main core conductor (18) is provided with a braided layer. The material and size of the braided layer are the same as those of the main core conductor (18). The braiding angle of the braided layer ranges from 15° to 30°.

3. The detachable high-power charging cable for new energy vehicles according to claim 1, characterized in that: The outer covering layer comprises an inner lining layer (4), an armor layer (5) and a sheath (6); the inner lining layer (4) is wrapped around the outside of the filling rope (3); the armor layer (5) is wrapped around the outside of the inner lining layer (4); the sheath (6) is wrapped around the outside of the armor layer (5); and a reinforced non-woven fabric is provided between the inner lining layer (4) and the filling rope (3).

4. A detachable high-power charging cable for new energy vehicles according to claim 3, characterized in that: The inner lining layer (4) is made of XLPO material.

5. The detachable high-power charging cable for new energy vehicles according to claim 3, characterized in that: The armor layer (5) is chain armor, and the material of the armor layer (5) is aluminum alloy.

6. The detachable high-power charging cable for new energy vehicles according to claim 3, characterized in that: The material of the sheath (6) is polyether polyurethane.

7. The detachable high-power charging cable for new energy vehicles according to claim 1, characterized in that: The control line core conductor (13) and the signal line core conductor (14) are both wrapped with a filling rope (3) on the outside.

8. The detachable high-power charging cable for new energy vehicles according to claim 7, characterized in that: The filling rope (3) of the control core conductor (13) is wrapped with aluminum foil (15) on the outside, the aluminum foil (15) is wrapped with a braided shielding layer (16) on the outside, and the braided shielding layer (16) is wrapped with a polyester wrapping layer (17) on the outside.

9. The detachable high-power charging cable for new energy vehicles according to claim 1, characterized in that: The main core liquid cooling channel (10) includes a positive electrode liquid cooling channel (101) and a negative electrode liquid cooling channel (102), and the low-pressure auxiliary core channel (11) includes a positive electrode auxiliary channel (111) and a negative electrode auxiliary channel (112).

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