CN218300021U

CN218300021U - Battery pack

Info

Publication number: CN218300021U
Application number: CN202222149782.8U
Authority: CN
Inventors: 杨绍
Original assignee: Hubei Eve Power Co Ltd
Current assignee: Hubei Eve Power Co Ltd
Priority date: 2022-08-16
Filing date: 2022-08-16
Publication date: 2023-01-13
Anticipated expiration: 2032-08-16

Abstract

The utility model relates to a chargeable call technical field specifically discloses a battery package. The battery pack comprises an output socket, a battery pack lower shell and a battery pack upper shell, wherein the output socket comprises a socket shell and a connecting terminal arranged in the socket shell, the connecting terminal is connected with a connector, the connector extends out of the socket shell, the socket shell is provided with an avoiding opening, and the connecting terminal can be electrically connected with an external component extending into the avoiding opening; the upper and lower shells of the battery pack can be spliced to form an accommodating groove; the bottom of battery package inferior valve is equipped with the equipment groove, and the equipment groove passes through intercommunication mouth and holding tank intercommunication, and output socket can install in the equipment inslot, and the connector passes the intercommunication mouth and can connect the battery management system of arranging in the holding tank by the electricity. This battery package has avoided because of the assembly error assembly that leads to between output socket and the battery package casing bad through installing output socket in the design of battery package inferior valve, has reduced the assembly degree of difficulty of battery package, has simplified the process of assembly from this, has improved the efficiency of assembly.

Description

Battery pack

Technical Field

The utility model relates to a chargeable call technical field especially relates to battery package.

Background

The accumulator is a chemical 'power source' widely used in the world, has the advantages of stable voltage, safety, reliability, low price, wide application range, rich raw materials, high recycling rate and the like, and is a battery with the largest output and the widest application in various batteries in the world. The development of science and technology and the improvement of the quality of life of human beings, petroleum resources face crisis and the ecological environment of the earth is increasingly worsened, and the dual social background of rapid development of science and technology and industry in the field of novel secondary batteries and related materials is formed. Due to the urgent need of the market, new secondary batteries have come into force.

At present, in the assembly process of the traditional battery pack, the output socket is assembled into the corresponding groove of the lower shell firstly, and then the output socket is pressed by the upper shell to realize fixation. This way of fixing presents the following problems:

1) The battery pack upper shell, the battery pack lower shell and the output socket are in a mutual correlation assembly relationship, and when the assembly of the battery pack upper shell and the battery pack lower shell has errors, the problems that the output socket is not in place or the assembly of the battery pack upper shell and the battery pack lower shell is poor and the like can be caused;

2) In the process that the output socket is assembled into the battery pack shell, the battery pack upper shell, the battery pack lower shell and the output socket are all in an incomplete constraint state, and three components can move mutually, so that assembly difficulty is caused.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a battery package to improve the connected mode of output socket on the battery package casing, reduced the influence that assembly error caused, avoided assembling bad problem between output socket and the battery package casing, reduced the assembly degree of difficulty of battery package.

To achieve the purpose, the utility model adopts the following technical proposal:

the battery pack comprises an output socket, a battery pack lower shell and a battery pack upper shell; the output socket comprises a socket shell and a connecting terminal arranged in the socket shell, the connecting terminal is connected with a connector, the connector extends out of the socket shell, the socket shell is provided with an avoiding opening, and the connecting terminal can be electrically connected with an external component extending into the avoiding opening; the battery pack lower shell and the battery pack upper shell can be spliced to form an accommodating groove; the bottom of battery package inferior valve is equipped with the equipment groove, the equipment groove pass through the intercommunication mouth with the holding tank intercommunication, output socket can install in the equipment inslot, just the connector passes the intercommunication mouth can connect the electricity and arrange in the battery management system in the holding tank.

As the preferred technical scheme of battery package, connecting terminal is the U template, and has formed the laminating groove, along from being close to connecting terminal's bottom plate is to keeping away from connecting terminal's direction of bottom plate, two connecting terminal's curb plate is close to gradually, stretches into dodge intraoral external member and can press from both sides and locate two between connecting terminal's the curb plate.

As the preferred technical scheme of battery package, the battery package inferior valve is equipped with two just right first side wallboards, the both ends of socket casing all are equipped with the socket buckle, work as output socket arranges in when the equipment inslot, socket buckle connect in first side wallboard.

As a preferred technical scheme of the battery pack, the assembly groove is formed in the edge of the bottom of the lower shell of the battery pack, the assembly groove is formed by a second side wall plate, a top surface wall plate and two first side wall plates, the communication opening is formed in the top surface wall plate, and the socket buckle penetrates through the communication opening and is buckled at the top end of the first side wall plate.

As a preferred technical scheme of the battery pack, the first side wall plate is convexly provided with rib protrusions, two ends of the socket shell are respectively provided with rib grooves, and the rib protrusions can be matched with the rib grooves, so that the output socket can be slidably arranged on the lower shell of the battery pack along the vertical direction.

As the preferred technical scheme of battery package, the top of socket casing has seted up and has worn the interface, the connector cross-under in wear the interface, dodge the mouth and set up in the bottom of socket casing.

As the preferred technical scheme of battery package, be equipped with a plurality ofly in the socket casing connecting terminal, dodge the mouth with connecting terminal's the same and the one-to-one of quantity, wear the mouth with connecting terminal's the same and the one-to-one of quantity is a plurality of connecting terminal parallels along arranging the direction interval, and per two is adjacent all be equipped with the division board between the connecting terminal.

As the preferred technical scheme of battery package, the socket casing includes socket inferior valve and socket epitheca, the socket inferior valve can with the socket epitheca buckle is connected, connecting terminal presss from both sides and locates the socket inferior valve with between the socket epitheca, the cross-under mouth link up the socket inferior valve, dodge the mouth and link up the socket epitheca.

As the preferred technical scheme of battery package, socket inferior valve and socket epitheca can splice and form and hold the chamber, hold the chamber by the division board is equallyd divide into a plurality of compartment, the quantity of compartment with connecting terminal's quantity is the same, and every it all is equipped with one to separate the intracavity connecting terminal.

As the preferred technical scheme of battery package, the socket inferior valve includes the inferior valve main part, the inferior valve main part is the L template, arrange the direction with the length direction of inferior valve main part is the same, the both ends of inferior valve main part all are equipped with inferior valve curb plate, two be equipped with a plurality ofly between the inferior valve curb plate the division board, the socket epitheca includes the epitheca main part, the epitheca main part is the L template, the both ends of epitheca main part all are equipped with the epitheca curb plate, work as inferior valve main part concatenation in during the epitheca main part, every the lateral surface of epitheca curb plate all with one the medial surface of inferior valve curb plate laminates mutually.

The utility model has the advantages that:

the battery pack ensures that the connecting terminals work smoothly and also completes the positioning of the connecting terminals by means of the arrangement of the socket shell and the connecting terminals, ensures the smooth connection of the connecting terminals and a battery management system by utilizing the design that the connecting heads extend out of the socket shell and pass through the communication ports, simplifies the structure of the battery pack and reduces the occupied space of the battery pack; through the mode of installing output socket in the equipment inslot for output socket can directly assemble on battery package inferior valve, has avoided because of the poor assembly that assembly error leads to between output socket and battery package inferior valve and the battery package epitheca, has reduced the assembly degree of difficulty of battery package, has simplified the process of assembly from this, has improved the efficiency of assembly.

Drawings

Fig. 1 is an exploded view of a battery pack according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of an output socket provided by an embodiment of the present invention;

fig. 3 is an exploded view of an outlet socket provided by an embodiment of the present invention;

fig. 4 is a schematic structural view of a battery pack case according to an embodiment of the present invention.

In the figure:

100. an output socket; 110. a socket lower case; 111. a lower case main body; 112. a lower shell side plate; 113. a partition plate; 114. locking the groove; 115. a socket buckle; 116. a tendon and bone groove; 117. a penetrating port; 120. a socket upper shell; 121. an upper case main body; 122. an upper case side plate; 123. avoiding the mouth; 124. a lateral groove; 125. locking the buckle; 130. a connection terminal; 131. a connector; 132. a fitting groove;

200. a battery pack lower shell; 201. a lower shell groove; 202. an assembly groove; 203. a communication port; 210. a lower positioning column; 211. a lower positioning through hole; 220. a second sidewall plate; 230. a first side wall panel; 231. a sidewall groove; 232. the muscles and bones are raised; 240. a top wall panel; 250. a first snap projection;

300. soaking cotton; 400. a battery management system; 410. a wire harness; 420. a light emitting unit; 500. a battery pack upper shell; 501. a light guide hole; 510. an upper positioning column; 520. the second buckle is convex.

Detailed Description

In order to make the technical problem solved by the present invention, the technical solutions adopted by the present invention, and the technical effects achieved by the present invention clearer, the following detailed description will be made with reference to the accompanying drawings for further describing the technical solutions of the embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by those skilled in the art without creative efforts all belong to the protection scope of the present invention.

In the description of the present invention, unless otherwise explicitly specified or limited, the terms "connected", "connected" and "fixed" are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.

As shown in fig. 1 to 4, the present embodiment provides a battery pack including an output socket 100, a battery pack lower case 200, and a battery pack upper case 500; the output socket 100 comprises a socket shell and a connecting terminal 130 arranged in the socket shell, wherein the connecting terminal 130 is connected with a connecting head 131, the connecting head 131 extends out of the socket shell, the socket shell is provided with an avoiding opening 123, and the connecting terminal 130 can be electrically connected with an external component extending into the avoiding opening 123; the battery pack lower shell 200 and the battery pack upper shell 500 can be spliced to form an accommodating groove; the bottom of the battery pack lower case 200 is provided with an assembly groove 202, the assembly groove 202 is communicated with the accommodation groove through a communication port 203, the outlet receptacle 100 can be installed in the assembly groove 202, and the connection head 131 passes through the communication port 203 and can be electrically connected to the battery management system 400 disposed in the accommodation groove.

The battery pack ensures that the connecting terminal 130 works smoothly and also completes the positioning of the connecting terminal 130 by means of the arrangement of the socket shell and the connecting terminal 130, ensures the smooth connection of the connecting terminal 130 and the battery management system 400 by utilizing the design that the connecting head 131 extends out of the socket shell and passes through the communication port 203, simplifies the structure of the battery pack and reduces the occupied space of the battery pack; through the mode of installing output socket 100 in equipment groove 202 for output socket 100 can directly be assembled on battery package inferior valve 200, has avoided because of the poor assembly that assembly error leads to between output socket 100 and battery package inferior valve 200 and the battery package epitheca 500, has reduced the assembly degree of difficulty of battery package, has simplified the process of assembly from this, has improved the efficiency of assembly.

Preferably, a wiring harness 410 extends from the battery management system 400, and the connector 131 is electrically connected to the battery management system 400 through the wiring harness 410; the battery management system 400 is further provided with a light emitting unit 420 for displaying a working state, and a light guide hole 501 for avoiding light rays of the light emitting unit 420 penetrates through the battery pack upper shell 500; the bottom of the battery management system 400 is also padded with foam 300.

In this embodiment, battery package epitheca 500 has formed the epitheca groove, and the corner in epitheca groove all is equipped with reference column 510, it has seted up the location arch to go up reference column 510, battery package inferior valve 200 has formed inferior valve groove 201, and the corner in inferior valve groove 201 all is equipped with down reference column 210, down reference column 210 has seted up down positioning hole 211, it is the same and the one-to-one with lower reference column 210 quantity to go up reference column 510, when battery package inferior valve 200 splices with battery package epitheca 500 mutually, every goes up the location arch and all pegs graft in a lower positioning hole 211.

Preferably, the edge of the groove top of the lower case groove 201 is annularly provided with a first buckling protrusion 250, the edge of the groove top of the upper case groove is annularly provided with a second buckling protrusion 520, and when the battery pack lower case 200 is spliced with the battery pack upper case 500, the first buckling protrusion 250 is matched and clamped with the second buckling protrusion 520.

In the present embodiment, the connection terminals 130 are U-shaped plates, and the attachment grooves 132 are formed, and side plates of the two connection terminals 130 gradually approach each other in a direction from a bottom plate close to the connection terminals 130 to a bottom plate far from the connection terminals 130, and the external member extending into the avoiding opening 123 can be interposed between the side plates of the two connection terminals 130. The design of the U-shaped plate ensures smooth molding of the fitting groove 132, provides a space for accommodating the exterior member, and allows the relative position of the connection terminal 130 and the exterior member protruding into the escape opening 123 to be determined. The side plates of the two connection terminals 130 are gradually close to each other, so that the external member can be clamped by the side plates of the two connection terminals 130, and the positioning capability of the external member is guaranteed. The design reduces the risk that the external member breaks away from due to accidents, ensures the smooth operation of the battery pack, and improves the working stability.

Preferably, the battery pack lower case 200 is provided with two opposite first side wall plates 230, and the socket housing is provided at both ends thereof with socket latches 115, such that the socket latches 115 are latched to the first side wall plates 230 when the output socket 100 is placed in the assembly groove 202. The installation of output socket 100 in equipment groove 202 has been realized to above design, and the design that socket buckle 115 and first side wall plate 230 buckle are connected is simple reliable, connect stably, occupation space is little and low in production cost, the dismouting and the maintenance of the battery package of being convenient for.

Specifically, the first side wall plate 230 is further concavely provided with a side wall groove 231, the side wall groove 231 provides an avoiding space for the socket buckle 115, the deformation degree of the socket buckle 115 is reduced, and the damage risk of the socket buckle 115 is reduced.

Further, an assembly groove 202 is formed at the edge of the bottom of the battery pack case 200, the assembly groove 202 is formed by a second side wall plate 220, a top wall plate 240 and two first side wall plates 230, a communication opening 203 is formed in the top wall plate 240, and the socket latch 115 passes through the communication opening 203 and is latched to the top ends of the first side wall plates 230. The design facilitates the right alignment of the top end of the socket shell and the communication port 203, and the outer surface of the socket shell is attached by means of the design of each wall plate, so that the stable matching of the output socket 100 in the assembly groove 202 is further ensured, and the risk of position deviation of the output socket 100 is reduced; the socket latch 115 is latched on the top end of the first sidewall plate 230, so that the deformed socket latch 115 can be tightly attached to the top end of the first sidewall plate 230, thereby completing the stable matching of the output socket 100 on the battery pack lower case 200, and further reducing the risk of the output socket 100 being disengaged due to accidents. The design that the assembling groove 202 is provided at the edge reduces the processing difficulty of the assembling groove 202 and also improves the efficiency of mounting and dismounting the output socket 100 on the battery pack lower case 200.

Specifically, the top wall plate 240 is attached to the top end of the socket housing, the second side wall plate 220 is attached to the side surface of the socket housing, and the two first side wall plates 230 are respectively attached to the two ends of the socket housing.

Preferably, the first side wall 230 is convexly provided with rib protrusions 232, the two ends of the socket housing are both provided with rib grooves 116, and the rib protrusions 232 can be matched with the rib grooves 116, so that the output socket 100 can be slidably arranged on the battery pack lower housing 200 along the vertical direction. The track of output socket 100 dismouting on battery package inferior valve 200 has been injectd in above design, has reduced output socket 100 and has taken place the condition of offset at the dismouting in-process, has ensured that connector 131 can accurately adjust well intercommunication mouth 203, has avoided causing the risk of damage to connector 131 in the dismouting in-process. Specifically, the extending directions of the rib protrusions 232 and the rib grooves 116 are vertical.

In this embodiment, the top end of the receptacle housing is provided with a through opening 117, the connector 131 is connected to the through opening 117, and the avoiding opening 123 is provided at the bottom end of the receptacle housing. The structure of the output socket 100 is simplified by the corresponding positions of the through port 117 and the avoiding port 123, so that the socket housing can be assembled on the battery pack lower shell 200 in a manner that the top end of the socket housing is communicated with the communication port 203 and the bottom end of the socket housing is communicated with the external environment, the structure is simple and reliable, the occupied space is small, the processing cost is low, and the design requirement that the output socket 100 is installed in the assembly groove 202 and the connector 131 penetrates through the communication port 203 can be met.

Specifically, the connection head 131 is fixedly connected to one end of the bottom plate of the connection terminal 130. The design of the mating connector 131 penetrating through the through interface 117 further improves the installation effect of the connection terminal 130 on the socket housing, thereby reducing the risk of position deviation of the connection terminal 130 and further ensuring that the connection terminal 130 can be stably installed in the socket housing.

Further, a plurality of connecting terminals 130 are arranged in the socket housing, the avoidance openings 123 correspond to the connecting terminals 130 in the same number and in a one-to-one correspondence manner, the penetration openings 117 correspond to the connecting terminals 130 in the same number and in the one-to-one correspondence manner, the connecting terminals 130 are arranged in parallel at intervals along the arrangement direction, and a partition plate 113 is arranged between every two adjacent connecting terminals 130. The one-to-one design ensures the positioning effect of the socket shell on each connecting terminal 130, and simultaneously, the output socket 100 can be applied to different working environments; the arrangement of the partition plate 113 reduces the short circuit between two adjacent connection terminals 130, greatly reduces the risk of damage to the output socket 100, ensures the smooth operation of the output socket 100, and prolongs the service life of the battery pack.

Still further, the socket housing includes a socket lower housing 110 and a socket upper housing 120, the socket lower housing 110 is capable of being connected with the socket upper housing 120 in a snap-fit manner, the connection terminal 130 is interposed between the socket lower housing 110 and the socket upper housing 120, the penetrating port 117 penetrates through the socket lower housing 110, and the avoiding port 123 penetrates through the socket upper housing 120. The design is simple and reliable, the production cost of the socket shell is reduced, and the processing difficulty of the socket shell is reduced; meanwhile, the design also facilitates the installation of the connecting terminal 130, and the installation effect of the connecting terminal 130 is guaranteed.

Preferably, the locking grooves 114 are concavely formed on the edge of the lower receptacle shell 110, the locking buckles 125 are convexly formed on the edge of the upper receptacle shell 120, the locking buckles 125 and the locking grooves 114 are in the same number and are in one-to-one correspondence, and when the lower receptacle shell 110 is in buckled connection with the upper receptacle shell 120, each locking buckle 125 can be buckled in one locking groove 114.

Specifically, when assembling the output socket 100, it is necessary to first plug the connection head 131 into the through interface 117, and then buckle the socket upper shell 120 onto the socket lower shell 110, so as to ensure that the connection terminal 130 is clamped between the socket upper shell 120 and the socket lower shell 110.

In this embodiment, the socket lower housing 110 and the socket upper housing 120 can be spliced to form a receiving cavity, the receiving cavity is divided into a plurality of partitioned cavities by the partition plate 113, the number of the partitioned cavities is the same as that of the connection terminals 130, and each partitioned cavity is provided with one connection terminal 130. The design of the separation cavity greatly improves the working safety of the connection terminal 130, and further ensures the positioning effect of the connection terminal 130.

Further, socket lower casing 110 includes lower casing main part 111, lower casing main part 111 is the L template, it is the same with the length direction of lower casing main part 111 to arrange the direction, the both ends of lower casing main part 111 all are equipped with lower casing curb plate 112, be equipped with a plurality of division boards 113 between two lower casing curb plates 112, socket epitheca 120 includes epitheca main part 121, epitheca main part 121 is the L template, the both ends of epitheca main part 121 all are equipped with epitheca curb plate 122, when lower casing main part 111 splices in epitheca main part 121, the lateral surface of every epitheca curb plate 122 all laminates with the medial surface of a lower casing curb plate 112 mutually.

The structure is simple and reliable, the occupied space is small, the production cost is low and the processing difficulty is small. The design that the outer side surface of the upper shell side plate 122 is attached to the inner side surface of the lower shell side plate 112 ensures that the socket lower shell 110 and the socket upper shell 120 are stably assembled, and the structural stability of the socket shell is ensured. Specifically, a side groove 124 is concavely formed on the outer side surface of the upper shell side plate 122, and the side groove 124 can be matched with the inner side surface of the lower shell side plate 112.

The design in which the arrangement direction is the same as the length direction of the lower case main body 111 simplifies the structure of the socket case and reduces the space occupied by the socket case. Specifically, the arrangement direction is perpendicular to the plane in which the partition plate 113 is located.

Preferably, the avoiding opening 123 is composed of a first hole located on a horizontal plate of the upper case body 121 and a second hole communicating with the first hole and located on a vertical plate of the upper case body 121.

In this embodiment, when assembling the battery pack, a method of assembling the output socket 100 on the battery pack lower case 200, welding the harness 410 to the connector 131 to electrically connect the battery management system 400 and the output socket 100, installing the battery management system 400 in the lower case groove 201, and finally splicing the battery pack lower case 200 and the battery pack upper case 500 may be selected; the battery management system 400 may be mounted in the lower case groove 201, the battery pack lower case 200 and the battery pack upper case 500 may be spliced, the wire harness 410 extending out of the communication port 203 may be welded to the connection joint 131, and the output socket 100 may be assembled to the battery pack lower case 200.

It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. This need not be, nor should it be exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. Battery package, its characterized in that includes:

the output socket (100) comprises a socket shell and a connecting terminal (130) arranged in the socket shell, wherein the connecting terminal (130) is connected with a connector (131), the connector (131) extends out of the socket shell, the socket shell is provided with an avoiding opening (123), and the connecting terminal (130) can be electrically connected with an external component extending into the avoiding opening (123);

the battery pack lower shell (200) and the battery pack upper shell (500) can be spliced to form an accommodating groove; the bottom of battery package inferior valve (200) is equipped with equipment groove (202), equipment groove (202) through intercommunication mouth (203) with the holding tank intercommunication, output socket (100) can install in equipment groove (202), just connector (131) pass intercommunication mouth (203) and can electrically connect arrange in battery management system (400) in the holding tank.

2. The battery pack according to claim 1, wherein the connection terminals (130) are U-shaped plates, and form fitting grooves (132) in which side plates of the two connection terminals (130) are gradually brought closer in a direction from a bottom plate close to the connection terminals (130) to a bottom plate far from the connection terminals (130), and an external member extending into the escape opening (123) can be sandwiched between the side plates of the two connection terminals (130).

3. The battery pack according to claim 1, wherein the battery pack lower case (200) is provided with two facing first side wall plates (230), and the socket housing is provided at both ends thereof with socket latches (115), the socket latches (115) being snap-coupled to the first side wall plates (230) when the output socket (100) is seated in the assembly groove (202).

4. The battery pack according to claim 3, wherein the assembly groove (202) is formed at an edge of a bottom of the battery pack lower case (200), the assembly groove (202) is formed by a second side wall plate (220), a top wall plate (240) and two first side wall plates (230), the communication opening (203) is opened in the top wall plate (240), and the socket latch (115) passes through the communication opening (203) and is latched to a top end of the first side wall plate (230).

5. The battery pack according to claim 3, wherein the first side wall plate (230) is protruded with rib protrusions (232), both ends of the socket housing are provided with rib grooves (116), and the rib protrusions (232) can be matched with the rib grooves (116) so that the output socket (100) can be slidably disposed on the lower battery pack case (200) in the vertical direction.

6. The battery pack of claim 1, wherein the top end of the socket housing is provided with a through opening (117), the connector (131) is connected to the through opening (117), and the avoiding opening (123) is provided at the bottom end of the socket housing.

7. The battery pack according to claim 6, wherein the socket housing is provided with a plurality of connecting terminals (130), the avoiding openings (123) are in the same number and in one-to-one correspondence with the connecting terminals (130), the penetrating openings (117) are in the same number and in one-to-one correspondence with the connecting terminals (130), the connecting terminals (130) are arranged in parallel at intervals along the arrangement direction, and a partition plate (113) is arranged between every two adjacent connecting terminals (130).

8. The battery pack according to claim 7, wherein the socket housing includes a socket lower housing (110) and a socket upper housing (120), the socket lower housing (110) is snap-fit connected to the socket upper housing (120), the connection terminal (130) is interposed between the socket lower housing (110) and the socket upper housing (120), the penetration port (117) penetrates through the socket lower housing (110), and the avoidance port (123) penetrates through the socket upper housing (120).

9. The battery pack according to claim 8, wherein the socket lower case (110) and the socket upper case (120) are joined to form a housing chamber, the housing chamber is divided into a plurality of divided chambers by the partition plate (113), the number of the divided chambers is the same as the number of the connection terminals (130), and one connection terminal (130) is provided in each of the divided chambers.

10. The battery pack according to claim 8, wherein the socket lower case (110) includes a lower case body (111), the lower case body (111) is an L-shaped plate, the arrangement direction is the same as the length direction of the lower case body (111), both ends of the lower case body (111) are provided with lower case side plates (112), a plurality of partition plates (113) are provided between the two lower case side plates (112), the socket upper case (120) includes an upper case body (121), the upper case body (121) is an L-shaped plate, both ends of the upper case body (121) are provided with upper case side plates (122), and when the lower case body (111) is spliced to the upper case body (121), the outer side surface of each of the upper case side plates (122) is attached to the inner side surface of one of the lower case side plates (112).