Battery pack connecting structure

Abstract

According to the battery pack connecting structure, in the structure, a mounting panel is detachably connected with a battery pack box body, and the mounting panel comprises a first through hole and a second through hole; the socket shell is mounted on the mounting panel through a bolt, the socket shell comprises a shell body penetrating through the first through hole and a mounting terminal extending from the shell body, the mounting terminal is located on the side, facing the battery pack, of the mounting panel, and the bolt is detachably connected with the mounting terminal through the second through hole; the socket terminal is fixed on the shell body; the socket terminal comprises a contact pin extending towards the battery pack; one end of the socket adapter wire harness is fixedly connected with the pin through the socket adapter wire harness bolt, and the other end is connected with the battery control panel or the positive and negative electrodes of the battery through the electrode mounting bolt. According to the structure, the space utilization rate and the electric connection safety and reliability of a main circuit in the battery pack are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to low -speed electric automobile battery exchange technical field especially, relates to a battery exchange battery package connecting structure. BACKGROUND

[0002] With express delivery, logistics, take -out and other solutions last few kilometers material delivery demand more and more flourishing, the originally generally used lead -acid battery or poor performance lithium battery of low -speed electric vehicle has been unable to satisfy the demand of longer endurance, greater load of the owner. Especially at present with the popularization of battery exchange cabinet, from the use cost consideration more need unified, standardized battery, and the battery exchange battery package with high -power charge -discharge capacity can better compatible all electric two -wheeled vehicle, three -wheeled vehicle or four -wheeled vehicle.

[0003] And the external plug of whole vehicle or battery exchange cabinet and the plug -in socket of this end of battery package are because high -frequency use, are vulnerable parts, need to design the high -low voltage connection form of easy to replace. The existing battery exchange battery package usually is not with communication'product'shape discharge interface and 485 communication'2 + 6'charging interface, because the power is smaller, the terminal and wire harness of this plug, socket end are smaller, can realize simple and convenient replacement, but not suitable for the demand more intense high -power battery package, because the wire harness cable for the excessive current of high -power battery package is relatively thick, relatively hard, if still follow the above scheme, will lead to installation and replacement difficult and have electrical failure safety risk, difficult to realize the redundant wire harness of battery exchange battery package upper cover and battery exchange battery package cover is forced to insert into the clearance of battery box. High -power and high -current must adopt screw -connected cold -pressed terminal electric connection, and the tin soldering electric connection fixed mode is no longer reliable, this leads to the installation surface of limiting screw -connected cold -pressed terminal electric connection must be parallel to the upper cover of battery exchange battery package, can be operated with screwdriver during replacement. Greatly limit the design flexibility of battery package internal structure especially the electric connection installation surface.

[0004] The above -disclosed information in the background section is only used to enhance the understanding of the background of the utility model, and therefore can contain information that is not prior art known to those of ordinary skill in the art. UTILITY MODEL CONTENT

[0005] The utility model aims at providing a battery exchange battery package connecting structure, for the relatively thick, relatively hard high -current wire harness of high -power battery package, adopt this structure without reserving too much redundancy, when installing the upper cover, do not need to force the redundant high -current wire harness into the clearance of battery box, thereby avoiding installation and replacement difficult and have electrical failure safety risk. Will not limit the design flexibility of battery package internal structure especially the electric connection installation surface of battery control panel.

[0006] In order to realize the above -mentioned purpose, the utility model provides the following technical scheme:

[0007] The utility model discloses a kind of battery pack connection structures of replacing electricity, comprising:

[0008] Mounting panel, its detachable connection replacing electricity battery pack box, the mounting panel includes first through-hole and second through-hole;

[0009] Socket shell, it is installed in the mounting panel via bolt, the socket shell includes shell body that is passed the first through-hole and installation terminal that extends from shell body, the installation terminal is located installation terminal of the mounting panel side towards replacing electricity battery pack, the bolt is detachable connection the installation terminal via the second through-hole;

[0010] Socket terminal, it is fixed to the shell body, and the socket terminal includes extending towards replacing electricity battery pack and inserts needle;

[0011] Socket adapter wire harness, one end is connected the inserts needle via socket adapter wire harness bolt fastening, the other end is connected battery control panel or battery positive and negative electrode via electrode installation bolt.

[0012] The socket shell is symmetrical structure in the one kind of battery pack connection structure of replacing electricity.

[0013] The installation terminal includes recess with thread in the one kind of battery pack connection structure of replacing electricity, and the bolt is screwed with the recess.

[0014] The socket terminal includes relative inserts needle and inserts socket mouth in the one kind of battery pack connection structure of replacing electricity.

[0015] The inserts needle end is equipped with the joint of connecting socket adapter wire harness bolt in the one kind of battery pack connection structure of replacing electricity.

[0016] The joint is equipped with the screw hole of cooperation socket adapter wire harness bolt in the one kind of battery pack connection structure of replacing electricity.

[0017] The mounting panel is replacing electricity battery pack upper cover in the one kind of battery pack connection structure of replacing electricity.

[0018] Two ends of socket adapter wire harness are equipped with circular ring in the one kind of battery pack connection structure of replacing electricity.

[0019] The socket terminal is perpendicular to the mounting panel arrangement in the one kind of battery pack connection structure of replacing electricity.

[0020] The replacing electricity battery pack connection structure is symmetrical structure in the one kind of battery pack connection structure of replacing electricity.

[0021] In the above technical scheme, the battery pack connection structure provided by the utility model has the following beneficial effects: the battery pack connection structure can reduce the occupied space of redundant wiring harness, save more arrangement space in the battery pack and improve space utilization compared with the prior art; the battery pack connection structure can also improve the electrical connection safety and reliability of the main circuit in the battery pack, avoid the potential skew stress on the electrical connection point caused by the redundancy of the wiring harness, and prevent loosening; and the positive and negative electrode installation surfaces of the battery control board in the battery pack are not limited in orientation. BRIEF DESCRIPTION OF DRAWINGS

[0022] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the drawings needed to be used in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments described in the utility model, and other drawings can also be obtained by those skilled in the art based on these drawings.

[0023] Fig. 1 The utility model discloses a battery pack connection structure.

[0024] Fig. 2 The utility model discloses a battery pack connection structure.

[0025] The marks in the drawings are: socket shell 1, socket terminal 2, installation panel 3, bolt 4, socket adapter wiring harness 5, socket adapter wiring harness bolt 6, electrode installation bolt 7. DETAILED DESCRIPTION

[0026] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be described clearly and completely below in combination with the drawings in the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0027] Therefore, the following detailed description of the embodiments of the utility model provided in the drawings is not intended to limit the scope of the claimed utility model, but only represents selected embodiments of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0028] It should be noted that: similar signs and letters represent similar items in the following drawings, so once an item is defined in one drawing, it does not need to be further defined and explained in subsequent drawings.

[0029] In order for those skilled in the art to better understand the technical scheme of the utility model, the utility model will be further described in detail below with reference to the drawings.

[0030] As Figs. 1-2 shown, in one embodiment, the utility model discloses a battery pack connection structure of replacing electricity, which comprises,

[0031] The mounting panel 3 is detachably connected with the battery pack box of replacing electricity, and the mounting panel 3 comprises a first through hole and a second through hole;

[0032] The socket shell 1 is mounted on the mounting panel 3 via the bolt 4, and the socket shell 1 comprises a shell body penetrating the first through hole and mounting terminals extending from the shell body; the mounting terminals are located on the side of the mounting panel 3 towards the battery pack of replacing electricity; and the bolt 4 is detachably connected with the mounting terminals via the second through hole.

[0033] The socket terminal 2 is fixed on the shell body, and the socket terminal 2 comprises a pin extending towards the battery pack of replacing electricity.

[0034] The socket adapter wire harness 5 is tightly connected with the pin via the socket adapter wire harness bolt 6 at one end and connected with the battery control panel or the positive and negative electrodes of the battery via the electrode mounting bolt 7 at the other end.

[0035] In the preferred embodiment of the battery pack connection structure of replacing electricity, the socket shell 1 is a symmetrical structure.

[0036] In the preferred embodiment of the battery pack connection structure of replacing electricity, the mounting terminals comprise grooves with threads, and the bolt is threadedly matched with the grooves.

[0037] In the preferred embodiment of the battery pack connection structure of replacing electricity, the socket terminal 2 comprises a counter socket port relative to the pin.

[0038] In the preferred embodiment of the battery pack connection structure of replacing electricity, the end of the pin is provided with a joint connected with the socket adapter wire harness bolt 6.

[0039] In the preferred embodiment of the battery pack connection structure of replacing electricity, the joint is provided with a threaded hole matched with the socket adapter wire harness bolt 6.

[0040] In the preferred embodiment of the battery pack connection structure of replacing electricity, the mounting panel 3 is an upper cover of the battery pack of replacing electricity.

[0041] In the preferred embodiment of the battery pack connection structure of replacing electricity, the socket adapter wire harness 5 is provided with a circular ring at both ends.

[0042] In the preferred embodiment of the battery pack connection structure, the socket terminal 2 is arranged perpendicular to the mounting panel 3.

[0043] In the preferred embodiment of the battery pack connection structure, the battery pack connection structure is a symmetrical structure.

[0044] In one embodiment, the socket adapter wire harness 5 is bolted with the socket terminal, and the end of the socket terminal 2 inside the battery pack can be pre-drilled with internal threaded holes in different mounting directions as required to maximize the adaptation to the mounting requirements. At the same time, the socket shell 1 is changed to an "internal mounting" mode from the inside of the battery pack to the outside of the battery pack, and the bolt directly contacts the mounting panel 3, and then the socket shell 1 is pulled tight with the mounting panel 3 through the internal threads of the socket shell 1 to realize sealing and fastening.

[0045] When assembling the low-speed electric vehicle battery pack, first, the electrode mounting bolt is used to screw the one end of the socket adapter wire harness 5 with the battery control panel or the positive and negative electrodes of the battery, and before the installation panel 3 and the battery pack cover are installed, the socket adapter wire harness bolt 6 is screwed with the socket terminal 2 to form a whole, then the installation panel 3 is sleeved over the socket shell 1, and then the socket shell 1 is screwed with the installation panel 3 through the bolt to form a whole, and finally the cover is sealed to complete the assembly.

[0046] When disassembling and replacing, the reverse process of the above operation steps is followed, the installation panel 3 and the cover seal of the battery pack box body are first disassembled, and then the bolt is disassembled, so that the installation panel 3 can be removed, at this time, the overall operation space has been opened, the socket adapter wire harness bolt 6 is disassembled, and the entire battery pack socket is disassembled and replaced. For low-voltage wire harness with small wire diameter, the overall design idea and logic are consistent, and will not be repeated here.

[0047] Finally, it should be noted that the described embodiments are only part of the embodiments of the present application, and not all the embodiments, based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor belong to the scope of protection of the present application.

[0048] The above only describes some exemplary embodiments of the present application by way of illustration, without doubt, for ordinary skilled in the art, without deviating from the spirit and scope of the present application, the described embodiments can be modified in various ways. Therefore, the above figures and description are illustrative in nature and should not be understood as limiting the scope of protection claimed by the present application.

Claims

1. A battery pack connection structure for battery swap, characterized by, It comprises, A mounting panel detachably connected to the battery pack box, the mounting panel comprising a first through hole and a second through hole; A socket shell mounted on the mounting panel via a bolt, the socket shell comprising a shell body passing through the first through hole and a mounting terminal extending from the shell body, the mounting terminal being located on the side of the mounting panel facing the battery pack, the bolt detachably connecting the mounting terminal via the second through hole; A socket terminal fixed to the shell body, the socket terminal comprising a pin extending towards the battery pack; A socket adapter wire harness having one end fastened to the pin via a socket adapter wire harness bolt and the other end connected to the battery control panel or the positive and negative electrodes of the battery via an electrode mounting bolt.

2. The battery pack connection structure of claim 1, wherein, The socket shell is a symmetrical structure. 3.The battery pack connection structure of claim 1, wherein The mounting terminal comprises a threaded groove, and the bolt is threadedly connected to the groove.

4. The battery pack connection structure of claim 1, wherein, The socket terminal comprises a counter socket port relative to the pin.

5. The battery pack connection structure of claim 1, wherein The end of the pin is provided with a joint connected to the socket adapter wire harness bolt. 6.The battery pack connection structure of claim 5, wherein, The joint is provided with a threaded hole matched with the socket adapter wire harness bolt. 7.The battery pack connection structure of claim 1, wherein, The mounting panel is an upper cover of the battery pack. 8.The battery pack connection structure of claim 1, wherein, The socket adapter wire harness is provided with a circular ring at both ends. 9.The battery pack connection structure of claim 1, wherein, The socket terminal is arranged perpendicular to the mounting panel. 10.The battery pack connection structure of claim 1, wherein, The battery pack connecting structure is a symmetrical structure.

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