CN221201232U - Battery terminal and battery with same - Google Patents

Abstract

The utility model discloses a battery terminal and a battery with the same. The battery terminal includes: installation component, conductor post and first sealing member, installation component is suitable for being connected with battery case, the conductor post is suitable for wearing to establish installation component and battery case, the conductor post can be with battery inside electric current export to the battery outside, the conductor post is including head and the pole portion that links to each other, the external diameter of head is greater than the external diameter of pole portion, in the axial direction of conductor post, installation component and the spacing cooperation of head, first sealing member presss from both sides and locates between conductor post head and the installation component, first sealing member can promote the sealing effect of conductor post and installation component in junction, avoid battery terminal to influence battery case's leakproofness, thereby be favorable to promoting battery terminal's sealing reliability.

Description

Battery terminal and battery with same

Technical Field

The utility model relates to the technical field of batteries, in particular to a battery terminal and a battery with the same.

Background

In the related art, current in the battery is led out to the outside of battery casing through the battery terminal, and the battery terminal adopts copper bar and sealed pad structure generally, and the battery casing is worn to locate by the copper bar, and sealed pad surrounds the copper bar and locates between copper bar and the battery casing, and battery casing and copper bar are relatively poor to sealed fixed effect of pad, and sealed pad appears sealed inefficacy easily, and battery terminal's sealing reliability is relatively poor, and the battery exists the leakage risk.

Disclosure of utility model

The present utility model aims to solve, at least to some extent, one of the above technical problems in the prior art. Therefore, the utility model provides the battery terminal, which can improve the sealing reliability of the battery terminal.

The utility model further provides a battery with the battery terminal.

The battery terminal according to an embodiment of the present utility model includes: a mounting assembly, a conductor post, and a first seal, the mounting assembly adapted to be connected with a battery housing; the conductor column is suitable for penetrating the mounting assembly and the battery shell, the conductor column comprises a head part and a rod part which are connected, the outer diameter of the head part is larger than that of the rod part, and the mounting assembly is in limit fit with the head part in the axial direction of the conductor column; the first seal is sandwiched between the head and the mounting assembly in an axial direction of the conductor post.

According to the battery terminal provided by the embodiment of the utility model, the conductor column penetrates through the mounting assembly and the battery shell, the conductor column can guide out the current in the battery to the outside of the battery, the first sealing element is clamped between the head of the conductor column and the mounting assembly in the axial direction of the conductor column, the sealing effect of the connection part of the conductor column and the mounting assembly can be improved by the first sealing element, the influence of the battery terminal on the sealing performance of the battery shell is avoided, and the sealing reliability of the battery terminal is improved.

According to some embodiments of the utility model, the mounting assembly comprises: the first mounting piece and second mounting piece, first mounting piece is including continuous first sleeve and varus portion, the second mounting piece is including continuous second sleeve and valgus portion, valgus portion be suitable for with battery housing connects, first sleeve cover is located the telescopic outside of second and with the second sleeve is fixed on the axial direction of conductor post, varus portion with second sleeve is at least partly relative, the head clamp is located varus portion with between the second sleeve, the pole portion is suitable for wearing to establish the second sleeve with battery housing.

Further, the first seal is sandwiched between the head and the second sleeve.

According to some embodiments of the utility model, the head is formed with a stepped surface on a side remote from the stem, the stepped surface comprising a continuous axial surface and a radial surface, both of which are in abutment with the turned-in portion.

According to some embodiments of the utility model, the first sleeve is threadedly engaged with the second sleeve.

According to some embodiments of the utility model, the eversion has a first mounting hole adapted to connect with the battery housing.

According to some embodiments of the utility model, the battery terminal further includes a second seal, the everting portion having a seal ring groove opening toward the battery case, the seal ring groove being located radially inward of the first mounting hole, the second seal being mounted to the seal ring groove.

According to some embodiments of the utility model, the head has a second mounting hole adapted to connect with a first conductive member external to the battery housing, and the stem has a third mounting hole adapted to connect with a second conductive member within the battery housing.

According to some embodiments of the utility model, the mounting assembly is an insulated mounting assembly.

According to another aspect of the present utility model, a battery includes: a battery case having a communication hole, and the battery terminal; the installation component with the battery case is connected, the conductor post wears to locate the installation component with the intercommunicating pore.

According to the battery provided by the embodiment of the utility model, the conductor column penetrates through the mounting assembly and the battery shell, the conductor column can guide out the current in the battery to the outside of the battery, the first sealing element is clamped between the head of the conductor column and the mounting assembly in the axial direction of the conductor column, the sealing effect of the connection part of the conductor column and the mounting assembly can be improved by the first sealing element, and the influence of the battery terminal on the sealing performance of the battery shell is avoided, so that the sealing reliability of the battery is improved.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

Fig. 1 is a cross-sectional view of a battery terminal, a battery case, a first conductive member, and a second conductive member according to an embodiment of the present utility model;

Fig. 2 is a perspective view of a battery terminal, a battery case, a first conductive member, and a second conductive member according to an embodiment of the present utility model;

FIG. 3 is a perspective view of a first mount according to an embodiment of the present utility model;

FIG. 4 is a perspective view of a second mount according to an embodiment of the present utility model;

fig. 5 is a perspective view of a conductor post according to an embodiment of the present utility model.

Reference numerals:

a mounting assembly 1; a first mount 11; a first sleeve 111; an inversion portion 112; a second mount 12; a second sleeve 121; an everting portion 122; a first mounting hole 1221;

A conductor post 2; a head 21; a step surface 211; axial face 2111; radial surface 2112; a second mounting hole 212; a stem 22; a connection surface 221; a third mounting hole 2211;

A first seal 3;

a second seal 4;

a battery terminal 10;

A first conductive member 20;

A battery case 101; a first threaded bore 1011; a second conductive member 102.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative and intended to explain the present utility model and should not be construed as limiting the utility model.

In the description of the present utility model, it should be understood that the orientation or positional relationship indicated by the terms "inner", "outer", etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the device or element in question must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; may be mechanically connected, may be electrically connected or may communicate with each other; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

A battery terminal 10 and a battery having the same according to an embodiment of the present utility model are described in detail below with reference to fig. 1 to 5.

Referring to fig. 1 and 2, a battery terminal 10 according to an embodiment of the present utility model includes: the mounting assembly 1, the conductor post 2 and the first sealing member 3, the mounting assembly 1 is suitable for being connected with the battery shell 101, the conductor post 2 is suitable for penetrating through the mounting assembly 1 and the battery shell 101, the conductor post 2 comprises a head 21 and a rod 22 which are connected, the outer diameter of the head 21 is larger than that of the rod 22, and in the axial direction of the conductor post 2, the mounting assembly 1 is in limit fit with the head 21, so that the conductor post 2 is fixed on the mounting assembly 1 in the axial direction.

In the axial direction of conductor post 2, first sealing member 3 presss from both sides and locates between head 21 and the installation component 1, through the spacing cooperation of installation component 1 and head 21, installation component 1 and head 21 can press from both sides tight first sealing member 3 jointly, prevents that first sealing member 3 from taking place not hard up or displacement in the use, and sealing effect of conductor post 2 and installation component 1 in the junction can be guaranteed to first sealing member 3.

It will be appreciated that the outer diameter of the head 21 is larger than the outer diameter of the stem 22, and in the axial direction of the conductor post 2, the mounting assembly 1 can be axially and limitedly matched with the head 21 at both axial ends of the head 21, meanwhile, the head 21 and the mounting assembly 1 can clamp the first sealing member 3, the first sealing member 3 can fill the gap between the head 21 and the mounting assembly 1, the tightness of the joint between the head 21 and the mounting assembly 1 is ensured, so as to avoid leakage of gas inside the battery case 101 through the battery terminal 10, and meanwhile, the first sealing member 3 can also prevent dust, water vapor and other substances outside the battery from entering the battery case 101 through the battery terminal 10, thereby reducing the risk of pollution and corrosion of the battery, and being beneficial to improving the safety of the battery, wherein the first sealing member 3 can be a sealing gasket.

According to the battery terminal 10 of the embodiment of the utility model, the conductor post 2 is arranged through the mounting assembly 1 and the battery shell 101, the conductor post 2 can guide out the current in the battery to the outside of the battery, the first sealing member 3 is clamped between the head 21 of the conductor post 2 and the mounting assembly 1 in the axial direction of the conductor post 2, the sealing effect of the connection part of the conductor post 2 and the mounting assembly 1 can be improved by the first sealing member 3, the influence of the battery terminal 10 on the sealing performance of the battery shell 101 is avoided, and the sealing reliability of the battery terminal 10 is improved.

In some embodiments of the present utility model, referring to fig. 1-4, a mounting assembly 1 includes: the first mounting piece 11 and the second mounting piece 12, the first mounting piece 11 includes the first sleeve 111 and the varus portion 112 that link, the second mounting piece 12 includes the second sleeve 121 and the valgus portion 122 that link, the valgus portion 122 is suitable for being connected with the battery case 101, the valgus portion 122 can increase the area of contact of the installation component 1 with the battery case 101, thereby be favorable to promoting the stability and the reliability of installation component 1 and battery case 101 connection, the first sleeve 111 is overlapped in the outside of second sleeve 121 and is fixed with second sleeve 121, in the axial direction of conductor post 2, varus portion 112 and second sleeve 121 are at least partially opposite, head 21 presss from both sides and locates between varus portion 112 and second sleeve 121, pole portion 22 is suitable for wearing second sleeve 121 and battery case 101, varus portion 112 and second sleeve 121 centre gripping head 21 jointly in order to carry out axial spacing to conductor post 2.

Referring to fig. 3 and 4, the in-turned portion 112 may be configured as an annular plate, the in-turned portion 112 is connected to one end of the first sleeve 111 in the axial direction, and the in-turned portion 112 extends toward the axial direction near the first sleeve 111 to form an in-turned structure, the out-turned portion 122 may be configured as an annular plate, the out-turned portion 122 is connected to one end of the first sleeve 111 in the axial direction, and the out-turned portion 122 extends toward the axial direction far from the first sleeve 111 to form an out-turned structure.

In some embodiments of the utility model, the head 21 has a diameter D1, the stem 22 has a diameter D2, the first sleeve 111 has an inner diameter D3, the second sleeve has an inner diameter D4, and the inverted portion has an inner diameter D5 satisfying the relationship: d1 > D4 > D2 and D3 > D1 > D5. After the rod portion 22 is inserted into the second sleeve 121 in the axial direction of the conductor post 2, the second sleeve 121 may support one end of the head portion 21 of the conductor post 2, the first sleeve 111 is sleeved on the second sleeve 121, the turned-in portion 112 may apply pressure to the other end of the head portion 21 of the conductor post 2, and the turned-in portion 112 and the second sleeve 121 may jointly clamp the head portion 21 of the conductor post 2 to fix the conductor post 2 to the mounting assembly 1.

In some embodiments of the present utility model, referring to fig. 1 to 4, the first sealing member 3 is sandwiched between the head 21 and the second sleeve 121 to achieve sealing of the junction of the head 21 and the second sleeve 121, thereby avoiding leakage of gas inside the battery case 101.

It will be appreciated that when the battery terminal 10 is assembled, the second mounting member 12 may be fixed to the battery housing 101, then the first sealing member 3 is disposed at the end of the second sleeve 121 away from the turned-out portion 122, then the conductor post 2 may be inserted into the second sleeve 121, the head 21 of the conductor post 2 may be pressed against the first sealing member 3, and finally the first mounting member 11 is mounted on the second mounting member 12, so that the assembly of the battery terminal 10 may be completed, when the first mounting member 11 is mounted on the second mounting member 12, the first sleeve 111 needs to be sleeved on the outer side of the second sleeve 121, and in this process, the head 21 of the conductor post 2 may press the first sealing member 3 and fix the first sealing member 3 between the head 21 and the second sleeve 121, so as to avoid the first sealing member 3 from moving along with the first sleeve 111 and shifting, so as to ensure the tightness of the connection between the conductor post 2 and the mounting member 1.

In other embodiments of the present utility model, the first sealing member 3 is sandwiched between the head 21 and the first sleeve 111 to seal the junction between the head 21 and the first sleeve 111, thereby avoiding leakage of gas inside the battery case 101.

In some embodiments of the present utility model, referring to fig. 5, the head 21 is formed with a step surface 211 on a side far from the shaft 22, the step surface 211 includes an axial surface 2111 and a radial surface 2112 which are connected, the axial surface 2111 and the radial surface 2112 are both jointed with the turned-in portion 112 to increase the contact area between the head 21 and the turned-in portion 112, so as to facilitate the stability and reliability of the connection between the head 21 and the turned-in portion 112, and the axial surface 2111 is jointed with the turned-in portion 112, the turned-in portion 112 can axially limit the conductor post 2, so that the axial displacement of the conductor post 2 can be avoided, the radial surface 2112 is jointed with the turned-in portion 112, and the turned-in portion 112 can radially limit the conductor post 2, so that the axial inclination of the conductor post 2 can be avoided.

In some embodiments of the present utility model, the step surface 211 is located radially outward of the head 21, the axial surface 2111 may abut against an axial end surface of the varus 112 facing the second sleeve 121, the radial surface 2112 may abut against an inner circumferential surface of the varus 112, the length of the radial surface 2112 is the same as the thickness of the varus 112 in the axial direction of the conductor post 2, after the axial surface 2111 abuts against the varus 112, the axial end surface of the head 21 away from the stem 22 may be flush with the varus 112, and the head 21 and the varus 112 may jointly support the first conductive member 20 when the head 21 is connected with the first conductive member 20 outside the battery case 101, thereby facilitating the improvement of the stability and reliability of the connection of the first conductive member 20 with the conductor post 2. If the head 21 of the conductor post 2 does not have the step surface 211 formed, the turned-in portion 112 of the first mounting member 11 may be directly pressed against the end surface of the end of the head 21 away from the stem 22 in the axial direction of the conductor post 2, and the turned-in portion 112 of the first mounting member 11 may protrude relative to the head 21 of the conductor post 2, which is not beneficial for connection of the head 21 and the first conductive member 20.

In some embodiments of the present utility model, the first sleeve 111 is in threaded engagement with the second sleeve 121 to facilitate the assembly and disassembly of the battery terminal 10 itself, and by the threaded engagement of the first sleeve 111 with the second sleeve 121, the axial compression force of the turned-in portion 112 on the head 21 is adjustable, and tightening the first sleeve 111 and the second sleeve 121 can cause the turned-in portion 112 to compress the head 21, and the head 21 and the second sleeve 121 clamp the first seal member 3 together, so that the tightness of the connection between the head 21 and the mounting assembly 1 can be ensured.

Specifically, the outer circumferential wall of the first sleeve 111 is formed with an external thread, the inner circumferential wall of the second sleeve 121 is formed with an internal thread corresponding to the external thread, and when the battery terminal 10 is assembled, the first mounting member 11 can be mounted on the second mounting member 12 by rotating the first mounting member 11 clockwise and tightening the first mounting member, and when the battery terminal 10 needs to be disassembled for maintenance, the first mounting member 11 can be separated from the second mounting member 12 by rotating the first mounting member 11 counterclockwise, so that the assembly and disassembly operations of the battery terminal 10 are flexible and convenient.

In the related art, the conductors of the battery terminal are generally integrally molded with the insulating material and integrally mounted on the battery housing, so that when the battery terminal has a small amount of customization requirements, the cost for separately manufacturing the battery terminal is high, while the battery terminal 10 according to the embodiment of the utility model is detachable without adopting an integral molding process, has low cost and is suitable for small-batch customization requirements.

In some embodiments of the present utility model, as shown with reference to fig. 1 and 4, the eversion 122 has a first mounting hole 1221 adapted to be coupled to the battery case 101, and a fastener, which may be a screw, may be inserted into the first mounting hole 1221 and coupled to the battery case 101 to secure the first sleeve 111 to the battery case 101.

In some embodiments of the present utility model, referring to fig. 1 and 4, the valgus part 122 may have a plurality of first mounting holes 1221, the plurality of first mounting holes 1221 may be arranged at equal intervals in the circumferential direction of the valgus part 122, the battery case 101 may have a plurality of first screw holes 1011 in one-to-one correspondence with the plurality of first mounting holes 1221, and each of the first mounting holes 1221 may be inserted with a screw and screw-engaged with the first screw holes 1011 of the battery case 101 by the screw, so that the first sleeve 111 is fixed to the battery case 101 by the plurality of screws, thereby advantageously improving the stability and reliability of the connection of the first sleeve 111 with the battery case 101.

Specifically, referring to fig. 1 and 4, the everting portion 122 has four first mounting holes 1221, the four first mounting holes 1221 being arranged at equal intervals in the circumferential direction of the everting portion 122, and the battery case 101 has four first screw holes 1011 in one-to-one correspondence with the four first mounting holes 1221.

In some embodiments of the present utility model, referring to fig. 1, the battery terminal 10 further includes a second sealing member 4, the turned-out portion 122 has a sealing ring groove opened toward the battery case 101, the sealing ring groove is located at a radial inner side of the first mounting hole 1221, and the second sealing member 4 is mounted to the sealing ring groove to ensure tightness of the connection between the turned-out portion 122 and the battery case 101 to prevent leakage of gas inside the battery case 101, wherein the second sealing member 4 may be an O-ring.

It will be appreciated that the seal ring groove is located radially inward of the first mounting hole 1221, and the second seal member 4 seals the connection between the turned-out portion 122 and the battery case 101 after the second seal member 4 is mounted in the seal ring groove, and prevents gas inside the battery case 101 from leaking through the first mounting hole 1221 and the fastener fitting portion, so as to further enhance the sealability of the battery. If the seal ring groove is located radially outward of the first mounting hole 1221, after the second seal member 4 is mounted in the seal ring groove, gas inside the battery case 101 risks leaking from the first mounting hole 1221 and the fastener fitting portion.

In some embodiments of the present utility model, referring to fig. 1 and 5, the head 21 has a second mounting hole 212, the second mounting hole 212 is adapted to be connected with the first conductive member 20 outside the battery case 101, the rod 22 has a third mounting hole 2211, and the third mounting hole 2211 is adapted to be connected with the second conductive member 102 inside the battery case 101 so that the first conductive member 20 and the second conductive member 102 are connected through the conductor post 2, and the first conductive member 20 inside the battery case 101 can conduct current to the second conductive member 102 outside the battery case 101 through the conductor post 2.

In some embodiments of the present utility model, referring to fig. 1 and 5, the second mounting hole 212 is located at a side of the head 21 away from the stem 22, the first conductive member 20 outside the battery case 101 may be connected to the second mounting hole 212 by a fastener, a connection surface 221 is formed at a side of the stem 22 of the conductor post 2 away from the head 21, the connection surface 221 is planar and parallel to the axis of the conductor post 2, the connection surface 221 is formed with at least one third mounting hole 2211, the connection surface 221 is adapted to be attached to the second conductive member 102 inside the battery case 101, the second conductive member 102 may be connected to the second mounting hole 212 on the connection surface 221 by a fastener, and the connection surface 221 may increase the contact area between the second conductive member 102 and the stem 22, thereby facilitating the improvement of the stability and reliability of the connection between the second conductive member 102 and the stem 22. Wherein the second and third mounting holes 212 and 2211 may be threaded holes and the fasteners may be screws.

Specifically, referring to fig. 1 and 5, the first conductive member 20 outside the battery case 101 has a first through hole corresponding to the second mounting hole 212, and a screw may be inserted into the first through hole and screw-fitted with the second mounting hole 212 to achieve connection of the first conductive member 20 outside the battery case 101 to the head 21 of the conductor post 2.

The connection surface 221 of the stem 22 is formed with two third mounting holes 2211, and the second conductive member 102 in the battery case 101 has two second through holes corresponding to the two third mounting holes 2211, and screws can be inserted into the second through holes and screw-fitted with the third mounting holes 2211 to realize connection of the second conductive member 102 in the battery case 101 to the stem 22 of the conductor post 2.

In some embodiments of the present utility model, the mounting assembly 1 is an insulated mounting assembly to avoid conductive posts 2 from being electrically connected to the battery housing 101 through the mounting assembly 1 and to avoid charging the battery housing 101.

It will be appreciated that the insulative mounting assembly has good insulative properties and high voltage resistance, and can effectively isolate the current flow from the conductor post 2 to the battery housing 101, thereby facilitating the improvement of the safety of the battery, while the insulative mounting assembly can reduce the contact of the conductor post 2 with the air of the external environment, thereby reducing the risk of corrosion and oxidation of the conductor post 2, thereby facilitating the improvement of the service life of the conductor post 2.

In some embodiments of the present utility model, the battery terminal 10 may be used in a fuel cell, the conductor post 2 is configured as a copper post structure, the conductor post 2 is disposed through the mounting assembly 1 and the battery case 101, the second conductive member 102 in the battery case 101 may be a galvanic copper bar, and the first conductive member 20 outside the battery case 101 may be a DCDC (Direct Current to Direct Current Converter, direct current-direct current converter) copper bar, so that the galvanic copper bar and the DCDC copper bar are connected through the conductor post 2, and the galvanic electrical connection is achieved.

According to the battery terminal 10 provided by the embodiment of the utility model, the battery terminal 10 can be used for a fuel cell, the battery terminal 10 is integrally constructed as a through-wall terminal, the conductor post 2 is of a copper cylinder structure and can be connected with the anode or the cathode of a cell pile of the battery through a corresponding copper bar, the battery terminal 10 adopts an axial sealing mode that the conductor post 2 presses the first sealing piece 3, compared with a copper bar (with a rectangular cross section), the battery terminal 10 is sealed more reliably, the mounting assembly 1 of the battery terminal 10 is detachable without adopting an integral injection molding process, the cost is lower, and the battery terminal is suitable for small-batch customization requirements.

Referring to fig. 1 to 5, a battery according to another aspect of the present utility model includes: the battery case 101 and the battery terminal 10 of the above embodiment, the battery case 101 has a communication hole, the mounting assembly 1 is connected with the battery case 101, the communication hole is coaxial with the first sleeve 111 and the second sleeve 121, the conductor post 2 is provided through the mounting assembly 1 and the communication hole, the conductor post 2 can lead out the current inside the battery to the outside of the battery, wherein the communication hole can be located at the upper cover position of the battery case 101.

According to the battery of the embodiment of the utility model, the conductor post 2 is arranged through the mounting assembly 1 and the battery shell 101, the conductor post 2 can guide out the current in the battery to the outside of the battery, the first sealing element 3 is clamped between the head 21 of the conductor post 2 and the mounting assembly 1 in the axial direction of the conductor post 2, the sealing effect of the connection part of the conductor post 2 and the mounting assembly 1 can be improved by the first sealing element 3, the sealing performance of the battery shell 101 is prevented from being influenced by the battery terminal 10, and the sealing reliability of the battery is improved.

In some embodiments of the present utility model, the battery is configured as a fuel cell, the conductor post 2 is provided through the mounting assembly 1 and the communication hole, the galvanic pile inside the battery case 101 and the DCDC outside the battery case 101 may be indirectly connected through the conductor post 2, and the current generated by the galvanic pile may flow to the DCDC through the conductor post 2.

In the description of the present specification, reference to the term "some embodiments" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Further, one skilled in the art can engage and combine the different embodiments or examples described in this specification.

While embodiments of the present utility model have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the utility model.

Claims (10)

1. A battery terminal, comprising:

-a mounting assembly (1), the mounting assembly (1) being adapted to be connected with a battery housing (101);

-a conductor post (2), the conductor post (2) being adapted to be threaded through the mounting assembly (1) and the battery housing (101), the conductor post (2) comprising a head portion (21) and a stem portion (22) connected, the outer diameter of the head portion (21) being larger than the outer diameter of the stem portion (22), the mounting assembly (1) being in a positive fit with the head portion (21) in the axial direction of the conductor post (2);

-a first seal (3), said first seal (3) being interposed between said head (21) and said mounting assembly (1) in the axial direction of said conductor column (2).

2. The battery terminal according to claim 1, wherein the mounting assembly (1) comprises: first installed part (11) and second installed part (12), first installed part (11) are including first sleeve (111) and the varus portion (112) that link to each other, second installed part (12) are including second sleeve (121) and the valgus portion (122) that link to each other, valgus portion (122) are suitable for with battery case (101) are connected, first sleeve (111) cover is located the outside of second sleeve (121) and with second sleeve (121) are fixed, in the axial direction of conductor post (2), varus portion (112) with second sleeve (121) are at least partly relative, head (21) clamp is located between varus portion (112) and second sleeve (121), pole portion (22) are suitable for wearing second sleeve (121) and battery case (101).

3. The battery terminal according to claim 2, wherein the first seal (3) is sandwiched between the head (21) and the second sleeve (121).

4. The battery terminal according to claim 2, wherein the head portion (21) is formed with a stepped surface (211) on a side remote from the stem portion (22), the stepped surface (211) including an axial surface (2111) and a radial surface (2112) that are connected, the axial surface (2111) and the radial surface (2112) each being in abutment with the turned-in portion (112).

5. The battery terminal according to claim 2, wherein the first sleeve (111) is screw-fitted with the second sleeve (121).

6. The battery terminal of claim 2, wherein the everting portion (122) has a first mounting hole (1221) adapted to connect with the battery housing (101).

7. The battery terminal according to claim 6, wherein the battery terminal (10) further comprises a second seal (4), the everting portion (122) having a seal ring groove opening toward the battery case (101), the seal ring groove being located radially inward of the first mounting hole (1221), the second seal (4) being mounted to the seal ring groove.

8. The battery terminal according to claim 1, wherein the head portion (21) has a second mounting hole (212), the second mounting hole (212) being adapted to connect with a first conductive member (20) outside the battery housing (101), the stem portion (22) having a third mounting hole (2211), the third mounting hole (2211) being adapted to connect with a second conductive member (102) inside the battery housing (101).

9. The battery terminal according to any of claims 1-8, wherein the mounting assembly (1) is an insulated mounting assembly.

10. A battery, comprising:

A battery case (101), the battery case (101) having a communication hole;

Battery terminal (10), the battery terminal (10) being a battery terminal (10) according to any one of claims 1-9, the mounting assembly (1) being connected with the battery housing (101), the conductor post (2) being provided through the mounting assembly (1) and the communication hole.