CN218334237U - High-voltage protection structure in battery pack and battery pack - Google Patents

Abstract

The utility model provides a high-voltage protection structure in a battery pack and the battery pack, the utility model discloses a high-voltage protection structure in a battery pack is arranged at the connecting position of a connecting terminal of a high-voltage connector and a copper bar, the high-voltage protection structure in the battery pack comprises a protection body, and the protection body is provided with an isolation cavity, a fixed part, a first limit part and a second limit part; the isolation cavity is communicated with the protection body and used for assembling the wiring terminal and the copper bar, the fixing part is used for fixing the interlocking connector outside the isolation cavity, and the first limiting part and the second limiting part are arranged outside the isolation cavity and used for limiting the displacement of the charging harness and the high-voltage interlocking harness on the protection body. High pressure protective structure in battery package, through setting up the protection body to realize the isolation of pencil such as binding post and copper bar and high-pressure interlocking pencil, the charging harness, and solve the chaotic problem of pencil.

Description

High-voltage protection structure in battery pack and battery pack

Technical Field

The utility model relates to a power battery technical field, in particular to high pressure protective structure in battery package. The utility model discloses still relate to a battery package that has high pressure protective structure in this battery package.

Background

The high-voltage connector is mainly used in a high-voltage heavy-current loop in a new energy automobile battery pack and acts with a conductive cable at the same time, and energy of the battery pack is transmitted to various parts in a whole automobile system through different electric loops, such as a battery pack, a motor controller, a DCDC converter, a charger and other automobile body electricity utilization units. Because the peripheral pencil of high voltage connector is more, high pressure interlocking pencil arranges around it at will usually, has each circuit to keep apart inadequately, and the phenomenon that the pencil was arranged chaotically.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model aims at providing a battery package high pressure protective structure to there is insufficient and the chaotic technical problem of pencil arrangement in solving prior art in each circuit isolation.

In order to achieve the above purpose, the technical scheme of the utility model is realized like this:

a high-voltage protection structure in a battery pack is arranged at the connecting position of a connecting terminal of a high-voltage connector and a copper bar, and comprises a protection body, wherein an isolation cavity, a fixing part, a first limiting part and a second limiting part are arranged on the protection body;

keep apart the chamber and link up the setting and be in on the protection body, and be used for the assembly binding post with the copper bar, the fixed part is used for fixing interlocking connector keep apart the chamber outside, first spacing portion with the spacing portion of second sets up keep apart the chamber outside, first spacing portion is used for restricting the displacement of charging harness on the protection body, spacing portion of second is used for restricting high-pressure interlocking harness and is in displacement on the protection body.

Further, the protective body comprises a main body part and two side parts arranged on one side of the main body part, and the isolation cavity is formed by the main body part and the two side parts;

each side part is provided with a clamping head, and the protection body is connected with the wiring terminal in a clamping mode through the clamping head.

Furthermore, the main body part is provided with a partition board, the partition board divides the isolation cavity into a plurality of sub-cavities, and the sub-cavities correspond to the wiring terminals one to one.

Further, the fixing portion includes a fixing hole provided on the body portion.

Further, the first limiting part comprises two limiting plates which are respectively arranged on two sides of the charging harness;

each the limiting plate is including the first plate body and the second plate body that are connected, the first plate body with the main part links to each other, the second plate body to one side of first plate body extends, and two the limiting plate the extending direction of second plate body is opposite.

Furthermore, the main body part is provided with a limiting boss located in the isolation cavity, and the limiting boss can be abutted to a connecting part which is connected with the wiring terminal and the copper bar.

Further, the main body portion is provided with a mounting portion, and the mounting portion is used for mounting and fixing a buckle of the charging harness.

Furthermore, the second limiting part comprises a limiting block arranged on the protection body, the limiting block is arranged on the other side of the main body part relative to the side part, a limiting groove is formed in the limiting block, and the high-voltage interlocking wire harness is constrained in the limiting groove.

Further, along keeping away from the direction of lateral part, the notch of spacing groove is grow gradually.

Compared with the prior art, the utility model discloses following advantage has:

(1) High-pressure protective structure in battery package, keep apart the chamber through setting up and make copper bar and binding post and external insulation keep apart, through setting up fixed part, first spacing portion and the spacing portion of second, can make copper bar and high-pressure interlocking pencil, charging wire harness keep apart to can restrict the displacement of charging wire harness and high-pressure interlocking pencil on the protection body, can effectively solve the pencil and arrange chaotic problem.

(2) Two side parts are arranged on one side of the main body part, so that the copper bars and the wiring terminals are fixed between the two side parts, and isolation between the copper bars and the high-voltage interlocking wiring harness are formed. In addition, each side part is provided with a clamping head, so that the protection body and the wiring terminal can be conveniently mounted and dismounted.

(3) Through setting up the division board at the isolation intracavity, in locating each minute cavity with binding post branch, the baffle plays the effect of keeping apart adjacent binding post and copper bar, prevents that two binding post's copper bar from colliding or the extrusion from causing the short circuit.

(4) The high-voltage interlocking connector is fixed on the main body part by arranging the fixing hole on the main body part, so that the high-voltage interlocking connector cannot move and is fixed.

(5) Two limiting plates that first spacing portion set up, and the extending direction of second plate body is opposite, can make the charging harness fix on the protection body along arranging the position of two limiting plates with being restricted, and do not cause the damage to the charging harness.

(6) Through setting up spacing boss, can be spacing to the protection body in the direction of walking of copper bar.

(7) Through set up the installation department on the main part for the buckle of the fixed pencil of charging of installation prevents that the pencil of charging from deviating from, further installs the pencil of charging firmly on the protection body.

(8) The second limiting part adopts a limiting groove, so that the structure is simple, and the design and implementation are convenient.

(9) Along the direction of keeping away from the lateral part, the notch grow gradually of spacing groove, and the high-pressure interlocking pencil of being convenient for gets into the spacing inslot to can effectively prevent stopper wearing and tearing high-pressure interlocking pencil.

Another object of the present invention is to provide a battery pack, wherein the battery pack is provided with the above-mentioned high-voltage protection structure.

This battery package is the same with the beneficial effect that high pressure protective structure has in the battery package for prior art, does not give unnecessary details here.

Drawings

The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:

fig. 1 is a schematic structural view of a first viewing angle of a protection body according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a second viewing angle of the protection body according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a third viewing angle of the protection body according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram of a fourth viewing angle of the protection body according to an embodiment of the present invention;

FIG. 5 is a top view of FIG. 3;

fig. 6 is an application state diagram of the protection body according to the embodiment of the present invention;

FIG. 7 is a schematic diagram of the structure shown in FIG. 6 from another perspective;

FIG. 8 is a schematic diagram of the structure shown in FIG. 6 from a further perspective;

fig. 9 isbase:Sub>A sectional viewbase:Sub>A-base:Sub>A of fig. 6.

Description of the reference numerals:

1. a protective body; 2. a high voltage connector; 3. interlocking connectors; 4. a bundle of charging wires; 5. buckling; 6. a high voltage interlocking harness; 7. a wiring terminal; 8. copper bars are arranged; 9. a bolt;

101. a body portion; 102. a side portion; 103. a fixed part; 104. a first limiting part; 105. a partition plate; 106. a limiting block;

1011. a limiting boss; 1012. an installation part; 1021. a clamping head; 1041. a first plate body; 1042. a second plate body;

1061. a limiting groove; K. a notch.

Detailed Description

It should be noted that, in the case of no conflict, the embodiments and features of the embodiments of the present invention may be combined with each other.

In the description of the present invention, it should be noted that, if terms indicating orientation or positional relationship such as "upper", "lower", "inner", "outer", etc. appear, they are based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the appearances of the terms first, second, etc. in this specification are not necessarily all referring to the same item, but are instead intended to cover the same item.

In addition, in the description of the present invention, the terms "mounted," "connected," and "connecting" are to be construed broadly unless otherwise specifically limited. For example, the connection may be fixed, detachable, or integrated; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in conjunction with the specific situation for a person of ordinary skill in the art.

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

The embodiment relates to a high-voltage protection structure in a battery pack, which is arranged at the connecting position of a wiring terminal 7 and a copper bar 8 of a high-voltage connector 2. The high-voltage protection structure in the battery pack of this embodiment includes protection body 1, is equipped with on protection body 1 and keeps apart chamber, fixed part 103 and first spacing portion 104 and the spacing portion of second.

The isolation cavity is arranged on the protection body 1 in a penetrating mode and used for assembling the wiring terminal 7 and the copper bar 8, the fixing portion 103 is used for fixing the interlocking connector 3 outside the isolation cavity, the first limiting portion 104 and the second limiting portion are arranged outside the isolation cavity, the first limiting portion 104 is used for limiting displacement of the charging harness 4 on the protection body 1, and the second limiting portion is used for limiting displacement of the high-voltage interlocking harness 6 on the protection body 1.

This embodiment high-pressure protective structure in battery package, set up binding post 7 and copper bar 8 in protection body 1 one side through keeping apart the chamber, and fix interlocking connector 3 of high-pressure interlocking pencil 6 outside keeping apart the chamber through fixed part 103, the removal of first spacing portion 104 restriction charging harness 4, the removal of the spacing portion restriction high-pressure interlocking pencil 6 of second, with the isolation of pencil 7, copper bar 8 and high-pressure interlocking pencil 6, charging harness 4 etc. pencil on the realization high voltage connector 2, and fix high-pressure interlocking pencil 6 and charging harness 4 on protection body 1, thereby solve the chaotic problem of pencil.

Based on the above general description, referring to fig. 1 to 9, an exemplary structure of the high voltage protection structure in the battery pack of the present embodiment is used for connecting with the high voltage connector 2, it should be noted that the high voltage connector 2 is a common structure in the prior art, as shown in fig. 6, at least two connection terminals 7 are arranged at intervals at an end of the high voltage connector 2, and each connection terminal 7 is connected to a copper bar 8 through a bolt 9. Two copper bars 8 corresponding to the two wiring terminals 7 in this embodiment are an anode copper bar 8 and a cathode copper bar 8.

It should be pointed out that the protection body 1 of this embodiment is insulating material, and it can be made by the concatenation of polylith insulation board, also can be integrated into one piece's insulation board, and its concrete structure can be according to arranging the position and making adaptability adjustment. Structurally, as shown in fig. 1, the isolation cavity of the embodiment is arranged on the protection body 1 in a penetrating manner and used for accommodating the copper bar 8 and the wiring terminal 7. Two copper bars 8 wear to locate along the direction of lining up of keeping apart the chamber and keep apart the intracavity, and binding post 7 and copper bar 8's connecting portion joint is in keeping apart the intracavity.

As also shown in fig. 1, the fixing portion 103 of the present embodiment is provided on the shield body 1, and the interlocking socket connector 3 is fixed to the outer surface of the shield body 1, spaced apart from the copper bar 8 and the connection terminal 7. On protection body 1 was located to first spacing portion 104, charging harness 4 was fixed on protection body 1's surface by the restriction through arranging of first spacing portion 104, not only kept apart with copper bar 8 and binding post 7, still separates the setting with interlocking connector 3. So set up, not only solve the chaotic problem of pencil, still realize the copper bar 8 and binding post 7 and the interlocking connector 3 of high voltage connector 2, the separation between the charging harness 4.

Furthermore, the protective body 1 of the present embodiment comprises a main portion 101, and two side portions 102 arranged at one side of the main portion 101, and an isolation chamber is formed by the main portion 101 and the two side portions 102. Each side part 102 is provided with a clamping joint 1021, and the protection body 1 is connected with the wiring terminal 7 in a clamping way through the clamping joint 1021. In particular, as shown in fig. 2 to 4, the main body 101 is configured in a rectangular planar plate shape, two side portions 102 are perpendicularly formed at one side of the main body 101, and each side portion 102 is a planar plate-shaped structure. The two side portions 102 enclose with the body portion 101 a U-shaped insulation chamber which is open towards the high-voltage connector 2. Of course, the side portion 102 and the main body portion 101 are not limited to the vertical arrangement, and may be provided according to the structures of the copper busbar 8 and the connection terminal 7.

As also shown in fig. 2 to 4, in the present embodiment, a clamping head 1021 is provided at one end of each side portion 102 away from the main portion 101, the clamping head 1021 is configured as a sharp hook bent along the side portion 102 towards the main portion 101, the sharp hook has a hook surface parallel to the main portion 101, and the tip of the clamping head 1021 of both side portions 102 faces the center of the isolation cavity. As shown in fig. 9, an opening is formed between the two card connectors 1021, and the hook surface of each card connector 1021 is used for abutting against the bottom surface of the connecting terminal 7, so that the protection body 1 is fixed and clamped on the high-voltage connector 2.

The two side portions 102 of this embodiment have a certain elastic force, and the protection body 1 can be mounted on the high-voltage connector 2 from top to bottom through the above-mentioned clamping joint 1021, so as to realize the quick assembly and disassembly of the protection body 1. In addition, the main body 101 of the present embodiment is provided with a partition plate 105, and the partition plate 105 divides the isolation chamber into a plurality of sub-chambers, which correspond to the terminals 7 one to one. As a specific embodiment of this embodiment, as shown in fig. 4 and 9, the partition plate 105 of this embodiment is disposed in parallel between the two side portions 102, and has one end connected to the main body portion 101 and the other end flush with the bottom surfaces of the two side portions 102.

The partition plate 105 of the present embodiment divides the isolation chamber into two sub-chambers, and the two connection terminals 7 are isolated by the partition plate 105. The partition plate 105 of this embodiment is also formed by an insulating plate, and is integrally formed with the protection body 1 or formed by splicing. In other embodiments, the high voltage connector 2 has a plurality of terminals 7, the terminals 7 being the same number as the sub-cavities. Thereby realizing the insulation isolation of the wiring terminal 7 and the copper bar 8 and avoiding the short circuit phenomenon of the copper bar 8 adjacent to the wiring terminal 7.

Further, the fixing portion 103 includes a fixing hole provided on the body portion 101. In particular, as shown in fig. 1 and 5, the fixing holes of the present embodiment are configured as circular through holes provided at one end of the short side of the body portion 101, and the fixing holes of the present embodiment are two arranged side by side in the width direction of the body portion 101. As shown in fig. 7, the interlocking connector 3 of the high-voltage interlocking harness 6 of the present embodiment has a snap fastener, and the snap fastener is pressed to the fixing hole and snap-fixed by pressing the interlocking connector 3. The snap fastener is a common structure in the prior art and will not be discussed here.

By providing the fixing holes, the interlocking connector 3 is provided on the upper surface of the main body portion 101, thereby preventing the interlocking connector 3 from shaking in the battery pack. And the high-voltage connector 2 is disposed in an isolation chamber below the main body portion 101, thereby forming isolation between the high-voltage connector 2 and the interlocking socket connector 3. In other embodiments, the fixing holes may be in the form of holes with other shapes, or protruding latches, and the interlocking connector 3 is provided with latches that cooperate with the latches to form the fixing of the interlocking connector 3. In addition, the fixing device can also be fixed by adopting the modes of bolt connection, elastic sheet compression joint, bridle fixing and the like.

In addition, the first limiting portion 104 of the present embodiment includes two limiting plates respectively disposed on both sides of the charging harness 4. Each limiting plate includes a first plate 1041 and a second plate 1042 connected to each other, the first plate 1041 is connected to the main body 101, the second plate 1042 extends to one side of the first plate 1041, and the extending directions of the second plates 1042 of the two limiting plates are opposite to each other.

As a specific embodiment, as shown in fig. 1 and 6, the first position-limiting portion 104 of the present embodiment is disposed on the upper surface of the main body portion 101 and is located on one side of the long side of the main body portion 101. The first plate 1041 extends upward from the upper surface of the main body 101, and the first plate 1041 in this embodiment is perpendicular to the main body 101. The height of the first plate 1041 depends on the charging harness 4 with the largest diameter. The angle of the first plate 1041 is not limited in this embodiment and may be determined according to the outer diameter of the charging harness 4.

Specifically, as shown in fig. 1, the first plate 1041 of the present embodiment is two that are arranged at intervals, and are not aligned in the length direction and the width direction of the main body 101. The distance between the two first plate bodies 1041 in the width direction of the main body portion 101 is larger than the outer diameter of the charging harness 4 by 3mm to 5mm. The distance between the two first plate bodies 1041 in the length direction of the main body portion 101 is not limited.

As also shown in fig. 1, the second plate 1042 of the present embodiment is configured by bending the upper end of the first plate 1041, and the second plate 1042 is disposed parallel to the main body 101. And the bending directions of the second plate 1042 on the two first plate 1041 arranged at intervals are opposite. Similarly, the angle of the second plate 1042 is not limited in this embodiment, and in other embodiments, may be determined according to the outer diameter and the arrangement position of the high-voltage charging harness. The first plate 1041 and the second plate 1042 of the present embodiment are integrally or integrally formed with the protection body 1.

The utility model discloses a two first plate bodies 1041 intervals set up, and charging harness 4 sets up between two first plate bodies 1041, forms the restriction to charging harness 4 along the 1 width direction of protection body, and second plate body 1042 forms the restriction to 4 direction of height of charging harness. The first plate 1041 and the second plate 1042 have simple structures and are convenient to process.

In addition, be equipped with the spacing boss 1011 that is located the isolation intracavity on the main part 101 of this embodiment, spacing boss 1011 can with the connecting portion butt of binding post 7 and copper bar 8, wherein, this connecting portion specifically are bolt 9. In particular, as shown in fig. 2, 3 and 5, the stopper boss 1011 of the present embodiment is configured in an arc-shaped configuration and is formed on the lower surface of the main body portion 101. In this embodiment, two limit bosses 1011 are disposed in the two sub-cavities respectively.

As shown in fig. 5, in this embodiment, the connection terminal 7 and the copper bar 8 are fixedly mounted by the bolt 9 and the nut, and the inner arc surface of the limit boss 1011 abuts against the head of the bolt 9, so as to limit the protection body 1 in the passing direction of the copper bar 8, and the protection body 1 is ensured not to be separated from the high-voltage connector 2 by the limit boss 1011 and the above-mentioned clamping head 1021.

In order to prevent the electric charging harness 4 from coming off the body portion 101, the body portion 101 of the present embodiment is provided with a mounting portion 1012 for mounting the catch 5 that fixes the electric charging harness 4. As shown in fig. 1 and fig. 6 to 8, the mounting portion 1012 of the present embodiment is specifically a through hole provided on the other side of the short side of the main body 101, the charging harness 4 is sleeved with a snap 5 capable of being snapped, and the charging harness 4 sleeved with the snap 5 is snapped onto the mounting portion 1012 to form a further limitation to the charging harness 4.

In other embodiments, the mounting part 1012 may also be configured as a catch 5 with a catch groove protruding out of the body part 101 for directly catching the charging harness 4 into the space of the catch 5, thereby forming a restriction to the harness 4.

As shown in fig. 8, the mounting portion 1012 in the present embodiment is provided on the opposite side of the fixing portion 103 so as to arrange the electric charging harness 4. In other embodiments, the installation department 1012 can be according to the position setting of the charging harness 4 that needs arranged, so set up, can reduce the processing degree of difficulty of protection body 1, and can guarantee that charging harness 4 is not damaged, makes the arrangement of charging harness 4 more convenient nimble.

As shown in fig. 6 and 8, the second stopper of the present embodiment is provided on the other side of the long side of the main body 101 so as to face the first stopper 104, and the second stopper can restrict the displacement of the high-voltage interlocked harness 6 drawn out from the interlocked connector 3 on the main body 101, thereby further preventing the harness from being disordered.

Specifically, the second limiting part of the present embodiment includes a limiting block 106 disposed on the protection body 1, the limiting block 106 is disposed on the other side of the main body 101 relative to the side portion 102, a limiting groove 1061 is formed on the limiting block 106, and the high-voltage interlocking harness 6 is constrained in the limiting groove 1061. Referring to fig. 1, 4, and 6, one end of the stopper 106 of this embodiment is connected to the main body 101, and the other end of the stopper 106 extends outward relative to the main body 101, and the stopper groove 1061 is a U-shaped groove formed in the stopper 106.

Further, as shown in fig. 1, 4 and 6, as a further embodiment, the notch K of the stopper groove 1061 is gradually enlarged in a direction away from the side portion 102, so that the high-voltage interlock harness 6 enters into the stopper groove 1061. At this time, in order to prevent the high-voltage interlock harness 6 from being worn, the inner wall of the stopper groove 1061 at the end away from the side portion 102 is configured to be a rounded arc surface. In addition, in order to improve the limiting effect on the high-voltage interlocking harness 6, the width of one end of the limiting groove 1061 close to the side portion 102 is adapted to the high-voltage interlocking harness 6, so as to limit the high-voltage interlocking harness 6 from shaking in the limiting groove 1061.

High pressure protective structure in the battery package of this embodiment, through the protection body 1 that adopts high pressure protective structure in the battery package, can make copper bar 8, binding post 7 and charging harness 4 kept apart, prevent that the scheduling problem of electric leakage from taking place to solve the chaotic problem of pencil. The protection body 1 is provided with the isolation cavity, the fixing part 103 and the first limiting part 104, so that the integration degree is high, the structure is simple, and the production cost is reduced.

In addition, this embodiment still relates to a battery package, is equipped with the interior high pressure protective structure of battery package as above in this battery package.

The battery package that this embodiment provided owing to adopted foretell high-pressure protective structure in the battery package, can make in the battery package by keeping apart between the adjacent binding post 7 of high voltage connector 2, keep apart between copper bar 8 and charging wire harness 4, the high-pressure interlocking pencil 6, not only avoided the battery package to take place the short circuit phenomenon, still avoided the pencil in the battery package to arrange chaotic problem to improve battery package performance.

The above description is only for the preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. The utility model provides a high pressure protective structure in battery package, sets up the hookup location of binding post (7) and copper bar (8) at high voltage connector (2), its characterized in that:

the high-voltage protection structure in the battery pack comprises a protection body (1), wherein an isolation cavity, a fixing part (103), a first limiting part (104) and a second limiting part are arranged on the protection body (1);

keep apart the chamber and link up the setting and be in on protection body (1), and be used for the assembly binding post (7) with copper bar (8), fixed part (103) are used for fixing interlocking connector (3) keep apart the chamber outside, first spacing portion (104) with the spacing portion of second sets up keep apart the chamber outside, first spacing portion (104) are used for restricting charging harness (4) and are in displacement on protection body (1), the spacing portion of second is used for restricting high-pressure interlocking pencil (6) and is in displacement on protection body (1).

2. The battery pack internal high voltage protection structure of claim 1, wherein:

the protective body (1) comprises a main portion (101) and two side portions (102) arranged on one side of the main portion (101), the insulating cavity being defined by the main portion (101) and the two side portions (102);

each side part (102) is provided with a clamping connector (1021), and the protection body (1) is connected with the wiring terminal (7) in a clamping mode through the clamping connector (1021).

3. The in-package high voltage protection structure of claim 2, wherein:

be equipped with division board (105) on main part (101), division board (105) will keep apart the chamber and separate for a plurality of minute cavitys, divide the cavity with binding post (7) one-to-one.

4. The in-package high voltage protection structure of claim 2, wherein:

the fixing portion (103) includes a fixing hole provided on the body portion (101).

5. The in-package high voltage protection structure of claim 2, wherein:

the first limiting part (104) comprises two limiting plates which are respectively arranged at two sides of the charging harness (4);

each limiting plate comprises a first plate body (1041) and a second plate body (1042) which are connected, the first plate body (1041) is connected with the main body part (101), the second plate body (1042) extends to one side of the first plate body (1041), and the extending directions of the second plate bodies (1042) of the two limiting plates are opposite.

6. The in-package high voltage protection structure of claim 2, wherein:

be equipped with on main part (101) and be located keep apart spacing boss (1011) of intracavity, spacing boss (1011) can with be connected binding post (7) with the connecting portion butt of copper bar (8).

7. The battery pack internal high voltage protection structure of claim 2, wherein:

the main body part (101) is provided with a mounting part (1012), and the mounting part (1012) is used for mounting and fixing a buckle (5) of the charging harness (4).

8. The in-package high-voltage protection structure according to any one of claims 2 to 7, wherein:

the second limiting part comprises a limiting block (106) arranged on the main body part (101), the limiting block (106) is arranged on the other side of the main body part (101) relative to the side part (102), a limiting groove (1061) is formed in the limiting block (106), and the high-voltage interlocking wire harness (6) is restrained in the limiting groove (1061).

9. The in-package high voltage protection structure of claim 8, wherein:

the notch (K) of the limiting groove (1061) becomes gradually larger along the direction away from the side part (102).

10. A battery pack, comprising: the battery pack is provided with the high-voltage protection structure in the battery pack according to any one of claims 1 to 9.

Images