High-voltage wiring harness for charging seat of heavy truck

Abstract

The utility model relates to the technical field of charging seat high-voltage wire harnesses, in particular to a heavy truck charging seat high-voltage wire harness which comprises a direct-current charging seat, a direct-current charging head is installed at one end of the direct-current charging seat, and four sets of interfaces are formed in the side, away from the direct-current charging seat, of the direct-current charging head. A third cable and a second cable are installed at the two middle connectors of the four sets of connectors correspondingly, the third cable and the second cable are both sleeved with second corrugated pipes, and signboards are installed at the ends, close to the direct-current charging base, of the second corrugated pipes. Two pipe clamps are jointly mounted on the third cable and the second corrugated pipe in the middle of the second cable, a ribbon is mounted on each pipe clamp, a PVC adhesive tape is mounted on the second corrugated pipe mounted on the third cable between the two pipe clamps, and label paper is mounted on the second corrugated pipe close to one end of the second terminal. The utility model aims to provide a high-voltage wiring harness for a charging seat of a heavy truck, so as to solve the problems that the wiring harness is poor in tidying performance, insufficient in safety, difficult to maintain and the like.

Description

TECHNICAL FIELD

[0001] The utility model relates to charging seat high pressure wire harness technical field especially relates to a heavy truck charging seat high pressure wire harness. BACKGROUND

[0002] With the rapid development of new energy vehicles, heavy trucks as important transport tools, its electric trend is increasingly obvious. Charging seat high pressure wire harness as the key component in the process of heavy truck electrification, its arrangement and fixed structure directly affect the safety, reliability and maintenance convenience of the whole vehicle. However, the arrangement structure of heavy truck charging seat high pressure wire harness in the prior art is complex, the fixing mode is not stable enough, and there are safety hazards.

[0003] In the prior art, the heavy truck charging seat high pressure wire harness often lacks effective arrangement and protection measures, resulting in disordered wire harness, easy to entangle and damage, lack of sealing and insulation measures at the cable and interface, easy to be affected by external factors, leading to wire harness aging, short circuit and other safety hazards, unclear wire harness identification, difficult to quickly identify and distinguish, bringing inconvenience to subsequent maintenance and repair work, poor practicality, therefore, the application discloses a heavy truck charging seat high pressure wire harness to solve the problems of poor wire harness arrangement, insufficient safety and difficult maintenance. SUMMARY

[0004] Therefore, the utility model discloses a heavy truck charging seat high pressure wire harness to solve the problems of poor wire harness arrangement, insufficient safety and difficult maintenance.

[0005] In order to achieve the above purpose, the utility model provides a heavy truck charging seat high pressure wire harness, which comprises: a direct current charging seat, a direct current charging head is installed at one end of the direct current charging seat, four groups of interfaces are formed on the side of the direct current charging head away from the direct current charging seat, a third cable and a second cable are respectively installed at the middle two interfaces of the four groups of interfaces, a second bellows is sleeved and installed on the third cable and the second cable, a signboard is installed at the end of the second bellows close to the direct current charging seat, two pipe clamps are jointly installed on the second bellows in the middle of the third cable and the second cable, a cable tie is installed on the pipe clamp, a PVC adhesive tape is installed on the second bellows installed on the third cable between the two pipe clamps, and a label paper is installed on the second bellows.

[0006] Preferably, a first cable and a fourth cable are respectively installed at the outer two interfaces of the four groups of interfaces, a first terminal is installed at the end of the first cable, a first bellows is sleeved and installed on the first cable, and a first heat shrink tube is installed at the interface between the first bellows and the first cable.

[0007] Preferably, the end of the fourth cable is provided with a TE shell, the bottom of the TE shell is provided with a connector, the inside of the TE shell is provided with a plurality of TE terminals, and the fourth cable is provided with a cloth tape.

[0008] Preferably, the two ends of the second bellows are provided with second heat shrink tubes at the interfaces with the third cable and the second cable.

[0009] Preferably, the second heat shrink tube is away from the end of the third cable and the second cable.

[0010] Preferably, the ends of the third cable and the second cable are provided with an inner sheath, the third cable and the second cable are provided with a copper ring at the connection port of the inner sheath, and the other end of the inner sheath is provided with a second terminal.

[0011] The utility model discloses beneficial effects:

[0012] By introducing the first bellows and the second bellows, the cable is effectively wrapped and protected, and the use of the pipe clamp and the cable tie makes the wire harness more tidy and orderly, avoids the problem that the wire harness is messy and easy to entangle in the traditional device, the use of the first heat shrink tube and the second heat shrink tube enhances the sealing property and the insulation property of the cable and the bellows interface, effectively prevents the erosion of external factors such as moisture and dust on the cable, improves the durability and safety of the wire harness, in addition, the design of the inner sheath and the copper ring further enhances the protection of the cable end, prevents the damage of the wire harness caused by external force pulling, the use of the signboard, the label paper and the PVC adhesive tape makes the identification and distinction of the cable easier, provides great convenience for subsequent maintenance and overhaul work, in the traditional device, because the wire harness identification is not clear, a lot of time is often spent in identifying and checking during maintenance, the design of the TE shell and the TE terminal makes the high-voltage wire harness compatible with multiple heavy truck charging interfaces, improves the versatility and practicality of the wire harness. BRIEF DESCRIPTION OF DRAWINGS

[0013] In order to more clearly illustrate the technical scheme in the utility model or the prior art, the following will briefly introduce the drawings needed to be used in the embodiment or the prior art description, and obviously, the drawings in the following description are only the utility model, and those skilled in the art can obtain other drawings according to these drawings without creating labor.

[0014] Figure 1 It is a three-dimensional structure schematic diagram of the utility model;

[0015] Figure 2 It is the utility model Figure 1Enlarged structure schematic view at middle A;

[0016] Figure 3 Part assembly plane structure schematic view of the utility model.

[0017] Marked as:

[0018] 1, direct current charging seat;2, first bellows;3, first heat shrink tube;4, first terminal;5, first cable line;6, third cable line;7, second heat shrink tube;8, fourth cable line;9, second cable line;10, signboard;11, second bellows;12, cloth-based adhesive tape;13, pipe clamp;14, cable tie;15, PVC adhesive tape;16, label paper;17, copper ring;18, second terminal;19, inner sheath;20, TE shell;21, TE terminal;22, direct current charging head. DETAILED DESCRIPTION

[0019] In order to make the purpose, technical scheme and advantages of the utility model more clearly, the following is combined with specific embodiment, and the utility model is further detailed.

[0020] It should be noted that, unless otherwise defined, the technical terms or scientific terms used in the utility model should be understood as the usual meaning by the person skilled in the art to which the utility model belongs. The "first", "second" and similar words used in the utility model do not represent any order, quantity or importance, but are only used to distinguish different components. "Include" or "contain" and similar words mean that the elements or objects before the word cover the elements or objects listed after the word and its equivalent, and other elements or objects are not excluded. "Connect" or "connected" and similar words are not limited to physical or mechanical connection, but can include electrical connection, whether direct or indirect. "Up", "down", "left", "right" and the like are only used to represent relative positional relationship, when the absolute position of the described object changes, the relative positional relationship can also change accordingly.

[0021] The utility model provides a kind of Figures 1 to 3The high-voltage wire harness of the heavy truck charging seat shown comprises: a direct current charging seat 1, a direct current charging head 22 is installed at one end of the direct current charging seat 1, four groups of interfaces are formed on the side of the direct current charging head 22 away from the direct current charging seat 1, a third cable 6 and a second cable 9 are respectively installed at the middle two interfaces of the four groups of interfaces, a second bellows 11 is sleeved and installed on the third cable 6 and the second cable 9, a signboard 10 is installed at the end of the second bellows 11 close to the direct current charging seat 1, two pipe clamps 13 are jointly installed on the second bellows 11 in the middle of the third cable 6 and the second cable 9, a cable tie 14 is installed on the pipe clamp 13, a PVC tape 15 is installed on the second bellows 11 installed on the third cable 6 between the two pipe clamps 13, and a label paper 16 is installed on the second bellows 11, by introducing the first bellows 2 and the second bellows 11, the cable is effectively wrapped and protected, and at the same time, the pipe clamp 13 and the cable tie 14 are used for fixation, so that the wire harness is more tidy and orderly, avoiding the problem of disorderly and easy to entangle in the traditional device, the use of the first heat shrink tube 3 and the second heat shrink tube 7 enhances the sealing and insulation of the cable and the bellows interface, effectively prevents the erosion of external factors such as moisture and dust on the cable, improves the durability and safety of the wire harness, in addition, the design of the inner sheath 19 and the copper ring 17 further enhances the protection of the end of the cable, prevents the damage of the wire harness caused by external force pulling, the use of the signboard 10, the label paper 16 and the PVC tape 15 makes the identification and differentiation of the cable easier, provides great convenience for subsequent maintenance and repair work, in the traditional device, due to unclear wire harness identification, a lot of time is often spent on identification and troubleshooting during maintenance, the design of the TE shell 20 and the TE terminal 21 makes the high-voltage wire harness compatible with multiple heavy truck charging interfaces, improves the versatility and practicality of the wire harness.

[0022] Further, in the present example, as Figure 1 and Figure 2As shown, the middle two interfaces of the four interfaces are respectively provided with a first cable 5 and a fourth cable 8, the end of the first cable 5 is provided with a first terminal 4, and the first cable 5 is sleeved with a first bellows 2, the interface between the first bellows 2 and the first cable 5 is provided with a first heat shrink tube 3, the end of the fourth cable 8 is provided with a TE shell 20, the bottom of the TE shell 20 is provided with a connector, the inside of the TE shell 20 is provided with a plurality of TE terminals 21, and the fourth cable 8 is sleeved with a cloth-based adhesive tape 12, the two ends of a second bellows 11 are provided with a second heat shrink tube 7 at the interfaces with a third cable 6 and a second cable 9, the end of the second heat shrink tube 7 away from the DC charging base 1 is away from the end of the third cable 6 and the second cable 9, the end of the third cable 6 and the second cable 9 is provided with an inner sheath 19 in the middle, the interface between the third cable 6 and the second cable 9 and the inner sheath 19 is provided with a copper ring 17, the other end of the inner sheath 19 is provided with a second terminal 18, when the heavy truck needs to be charged, a DC charging head 22 is connected with the DC charging interface of the charging station, at this time, the cables in the four interfaces start to work, the first cable 5 and the fourth cable 8 are respectively used as the transmission lines of the positive electrode and the negative electrode, and are connected with the charging station through the DC charging base 1, the first terminal 4 at the end of the first cable 5 is connected with the positive electrode of the charging station, and the plurality of TE terminals 21 in the TE shell 20 at the end of the fourth cable 8 are connected with the negative electrode of the charging station, so that a complete current loop is formed, thereby ensuring the safety and reliability of the charging process, the use of the first bellows 2 and the second bellows 11 provides physical protection and insulation isolation for the cables, prevents external factors from eroding the cables, the first heat shrink tube 3 and the second heat shrink tube 7 are installed at the interfaces between the bellows and the cables, thereby enhancing the sealing and insulation, and further improving the safety of the wire harness, the combination of the pipe clamp 13 and the cable tie 14 firmly fixes the cables on the vehicle, thereby preventing the wire harness from loosening or being damaged due to the driving or vibration of the vehicle, the PVC adhesive tape 15 and the cloth-based adhesive tape 12 are used for additional fixing and protection, especially in the area between the pipe clamps and the positions that need additional protection, the use of the signboard 10 and the label paper 16 enables the technicians to quickly and accurately identify the type, specification and purpose of the cables, thereby providing great convenience for subsequent maintenance and repair work, and these identification elements also ensure the neatness and orderliness of the wire harness, and improve the overall aesthetics of the heavy truck.

[0023] It should be understood by those skilled in the art that the discussion of any embodiment above is merely exemplary and is not intended to suggest that the scope (including claims) of the present application is limited to these examples; under the thought of the present application, the technical features of the above embodiments or different embodiments can also be combined, the steps can be implemented in any order, and there are many other changes of different aspects of the present application as described above. In order to be brief, they are not provided in details.

[0024] The present application is intended to cover all such alternatives, modifications, and variations that fall within the broad scope of the appended claims. Accordingly, any and all such alternatives, modifications and variations should be included within the scope of the present application.

Claims

1. A heavy truck charging station high voltage harness, characterized in that, Include: DC charging seat (1), one end of the DC charging seat (1) is provided with DC charging head (22), four groups of interfaces are opened on the side away from the DC charging seat (1) of the DC charging head (22), two interfaces in the middle of the four groups of interfaces are respectively provided with third cable (6) and second cable (9), second bellow (11) is sleeved and installed on the third cable (6) and the second cable (9), the second bellow (11) is installed with signboard (10) on the end close to the DC charging seat (1), two pipe clamps (13) are jointly installed on the second bellow (11) in the middle of the third cable (6) and the second cable (9), the pipe clamp (13) is installed with cable tie (14), the second bellow (11) installed on the third cable (6) between the two pipe clamps (13) is installed with PVC adhesive tape (15), and the second bellow (11) is installed with label paper (16).

2. The heavy truck charging station high voltage wiring harness of claim 1, wherein, The outer two interfaces of the four groups of interfaces are respectively provided with first cable (5) and fourth cable (8), the end of the first cable (5) is provided with first terminal (4), and the first bellow (2) is sleeved and installed on the first cable (5), the first bellow (2) is provided with first heat shrink tube (3) at the interface with the first cable (5).

3. The heavy truck charging station high voltage wiring harness of claim 2, wherein, The end of the fourth cable (8) is provided with TE shell (20), the bottom of the TE shell (20) is provided with connector, a plurality of TE terminals (21) are installed in the TE shell (20), and the fourth cable (8) is sleeved and installed with cloth tape (12).

4. The heavy truck charging station high voltage wiring harness of claim 1, wherein, The second heat shrink tube (7) is installed at the interface between the two ends of the second bellow (11) and the third cable (6) and the second cable (9).

5. The heavy truck charging station high voltage wiring harness of claim 4, wherein, The end of the second heat shrink tube (7) away from the DC charging seat (1) is away from the end of the third cable (6) and the second cable (9).

6. The heavy truck charging station high voltage wiring harness of claim 5, wherein, The end of the third cable (6) and the second cable (9) is provided with inner sheath (19), the third cable (6) and the second cable (9) are provided with copper ring (17) at the connection port of the inner sheath (19), and the other end of the inner sheath (19) is provided with second terminal (18).

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