CN211654886U

CN211654886U - Battery pack

Info

Publication number: CN211654886U
Application number: CN201922499678.XU
Authority: CN
Inventors: 邹翔宇; 张贺鹏
Original assignee: Zhejiang Mingpeng New Energy Technology Co ltd
Current assignee: Zhejiang Mingpeng New Energy Technology Co ltd
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-10-09
Anticipated expiration: 2029-12-31

Abstract

The utility model relates to a battery pack belongs to secondary battery technical field. Its main technical scheme includes upper cover and base, the upper cover in on the base, the upper cover is opened and is equipped with the holding tank, the holding tank is for running through the logical groove of upper and lower surface covers, the upper cover is equipped with the switch, the switch is including integrative pressing splenium and the joint piece that sets up, press the splenium embedding in the holding tank, be equipped with the answer spring that makes the switch kick-back in the base, the upper cover is opened and is equipped with the confession the joint groove of joint piece embedding, the joint groove is for running through the logical groove of upper and lower surface covers, the joint piece salient in the joint groove. When the battery package was dismantled, pressing the splenium of pressing the switch, pressing the splenium to removing to the one side that is close to the base, pressing the splenium and driving the joint piece and remove in the joint groove, make the joint piece break away from electric tool to make the battery package dismantle from electric tool.

Description

Battery pack

Technical Field

The utility model relates to a secondary battery technical field, in particular to battery pack.

Background

The rechargeable electric tool is mainly used in places where a power supply is not available and a power line cannot touch and occasions where the work is inconvenient when the power line is dragged. Rechargeable electric tool includes organism and dismantlement formula battery package, and the battery package provides power for the organism, makes electric tool realize effects such as drilling, cutting.

The utility model discloses a grant publication number is CN203901246U Chinese utility model patent, discloses a convenient loading and unloading structure of battery package, including casing and button, the button has two, and the interval ground is retrained in the casing and can control and slide about these two buttons, and the lateral wall that exposes the casing outside the front end of each button forms the portion of pressing, and the lateral wall that exposes the casing outside the rear end of each button forms hook portion, support between two buttons and have the spring that makes these two buttons keep the tendency of outwards moving.

The technical scheme has the following defects: when this battery package was dismantled, need power to act on two buttons simultaneously to two buttons are located the both sides of casing respectively, sometimes when the battery package dismantles but people hold the thing in hand, and people can't act on two buttons simultaneously with a hand, make the battery package dismantle inconvenient.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a battery package makes the battery package dismantle conveniently.

The utility model aims at realizing through the following technical scheme:

the utility model provides a battery pack, includes upper cover and base, the upper cover in on the base, the upper cover is opened and is equipped with the holding tank, the holding tank is for running through the logical groove of upper cover upper and lower surface, the upper cover is equipped with the switch, the switch includes integrative pressing splenium and the joint piece that sets up, press the splenium embedding in the holding tank, the upper cover is opened and is equipped with the confession the joint groove of joint piece embedding, the joint groove is for running through the logical groove of upper cover upper and lower surface, joint piece salient in the joint groove, be equipped with the answer spring that makes the switch kick-back in the base.

By adopting the technical scheme, under the normal condition, the clamping block of the battery pack is connected with the electric tool, when the battery pack is disassembled, the pressing part of the switch is pressed, the pressing part moves to one side close to the base, the pressing part drives the clamping block to move in the clamping groove, the return spring is compressed, the clamping block is separated from the electric tool, so that the battery pack is disassembled from the electric tool, after the pressing part of the switch is not pressed, the switch moves to one side away from the base under the action of the return spring, and the switch is recovered to the original state; this switch reciprocates at the battery package, and only needs an effort can open the switch of battery package, for the staff dismantles the battery package and provides convenience, and stability is high simultaneously, and life is higher.

The utility model discloses further set up to: the side of pressing the splenium and deviating from the base is equipped with presses the indent, press the inslot and be equipped with a plurality of antislip strips side by side.

By adopting the technical scheme, the pressing groove is convenient for workers to act on the pressing part, and can concentrate the stress of the pressing part and prevent the workers from skidding when acting on the pressing part; the antislip strip further improves the frictional force of pressing in the inslot, prevents that the staff from acting on pressing the portion of skidding.

The utility model discloses further set up to: the battery pack further comprises a fixing plate, the fixing plate is located between the upper cover and the base, the return spring is arranged between the fixing plate and the switch, one end of the return spring is abutted to the switch, and the other end of the return spring is abutted to the fixing plate.

Through adopting above-mentioned technical scheme, when the splenium of pressing of switch was pushed down, the answer spring compressed, and the switch is no longer by pushing down the back, and the switch resumes to the original condition under the effect of the answer spring after the compression.

The utility model discloses further set up to: the side of the switch facing the base is provided with a spring groove for embedding a return spring, and a spring limiting column is arranged in the spring groove.

By adopting the technical scheme, the return spring is embedded into the spring groove, and the return spring is prevented from moving on the switch under the limit of the spring groove; the spring limiting column prevents the return spring from moving along the radial direction of the spring limiting column and prevents the return spring from being damaged in use.

The utility model discloses further set up to: the switch includes the sliding block, the upper cover is close to the side of base is equipped with the confession the sliding groove of sliding block vertical movement.

By adopting the technical scheme, when the switch moves towards the base, the sliding block moves in the sliding groove, so that the switch can move on the upper cover more smoothly; meanwhile, the sliding groove plays a limiting role for the switch, and the switch is prevented from deviating on the upper cover.

The utility model discloses further set up to: the switch comprises a first limiting block, the first limiting block is located on one side, deviating from the sliding block, of the pressing portion, and a second limiting block which is connected with the first limiting block in an abutting mode is arranged on the upper cover.

Through adopting above-mentioned technical scheme, when pressing the splenium embedding holding tank in, first stopper and second stopper looks butt prevent that the switch from covering from breaking away from.

The utility model discloses further set up to: the side of the clamping block departing from the base is provided with a guide surface.

By adopting the technical scheme, when the switch is connected with the upper cover, the guide surface has a guide function, so that the switch is conveniently connected with the upper cover; meanwhile, when the electric tool is connected with the battery pack, the guide surface also has a guide effect, so that the electric tool is conveniently connected with the battery pack.

The utility model discloses further set up to: the switch is equipped with the guide block, the upper cover is close to the side of base is equipped with the guide way, the guide block embedding in the guide way.

Through adopting above-mentioned technical scheme, when the splenium of pressing of switch was pressed, the guide block removed in the guide way, made the switch remove along the length direction of guide way, prevented the switch skew.

To sum up, the utility model discloses a beneficial technological effect does:

1. the utility model discloses, when the battery package is dismantled, press the splenium of switch, the splenium moves to one side that is close to the base, the splenium drives the joint piece and moves in the joint groove, the answer spring is compressed, make the joint piece break away from electric tool, thereby make the battery package dismantle from electric tool, after no longer pressing the splenium of switch, the switch moves to one side that deviates from the base under the effect of answer spring, the switch resumes to original condition;

2. when the switch moves towards the base, the first limiting block is abutted with the second limiting block, so that the switch is prevented from slipping from the upper cover;

3. the utility model discloses, the guide block removes in the guide way, makes the switch remove along the length direction of guide way, prevents the switch skew.

Drawings

FIG. 1 is a schematic diagram of an overall structure of a battery pack and a power tool according to an embodiment;

fig. 2 is an exploded view of a battery pack in an embodiment;

FIG. 3 is a schematic structural diagram of an upper cover and a switch of the battery pack in the embodiment;

FIG. 4 is a schematic structural diagram of an upper cover and a switch of the battery pack in the embodiment;

fig. 5 is a schematic structural diagram of the switch in the embodiment.

In the figure, 1, an upper cover; 11. accommodating grooves; 12. mounting blocks; 121. mounting grooves; 13. a clamping groove; 14. a panel; 15. a first side plate; 16. a second limiting block; 17. a sliding groove; 18. a transition groove; 181. a guide groove; 19. a second positioning block; 2. a base; 3. an electric tool; 4. a switch; 41. a pressing part; 411. pressing the groove; 412. anti-slip strips; 413. a spring slot; 414. a spring limiting post; 42. a sliding block; 43. a transition block; 431. a guide block; 44. a clamping block; 441. a guide surface; 442. embedding a groove; 45. a baffle plate; 451. a first positioning block; 46. a first stopper; 5. a fixing plate; 6. a return spring.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 and 2, a battery pack includes an upper cover 1, a base 2 and a fixing plate 5, wherein the fixing plate 5 is located in the base 2, the upper cover 1 covers the base 2, and the upper cover 1 is connected with the base 2 through screws. The battery pack is a battery pack of the electric power tool 3.

Base 2 has been seted up and has been placed the chamber, places the intracavity and has placed a plurality of batteries and circuit board, and fixed plate 5 is located base 2 place the intracavity and pass through screw fixed connection with base 2, and the circuit board is installed in the side that fixed plate 5 is close to upper cover 1, and a plurality of batteries are located one side that fixed plate 5 deviates from upper cover 1.

Referring to fig. 3 and 4, the upper cover 1 includes a panel 14 and a first side plate 15 integrally disposed, the panel 14 and the first side plate 15 are perpendicular to each other, and a joint between the panel 14 and the first side plate 15 is arc-shaped. Holding tank 11 has been seted up to upper cover 1, and holding tank 11 is the logical groove that runs through panel 14 upper and lower surface, and holding tank 11 link up mutually with the junction of panel 14 and first curb plate 15.

The upper cover 1 is provided with a switch 4, the switch 4 comprises a pressing part 41 and a sliding block 42 which are integrally arranged, the pressing part 41 is embedded into the accommodating groove 11, and the pressing part 41 moves in the accommodating groove 11 along the direction from the upper cover 1 to the base 2. The side of the pressing portion 41 departing from the base 2 is provided with a pressing slot 411, and a plurality of anti-slip strips 412 are arranged in the pressing slot 411 side by side. When the pressing part 41 is inserted into the receiving groove 11, the pressing groove 411 is lower than the upper surface of the panel 14.

The side of the pressing part 41 close to the first side plate 15 is an arc surface, the shape of the arc surface is the same as the joint of the panel 14 and the first side plate 15, and the arc surface has a guiding function, so that the switch 4 is conveniently connected with the upper cover 1.

Referring to fig. 3 and 4, the sliding block 42 is located on the side of the pressing portion 41 away from the arc surface, the side of the upper cover 1 close to the base 2 is provided with a sliding groove 17 for the sliding block 42 to vertically move, the sliding groove 17 is communicated with the accommodating groove 11, the sliding groove 17 is long, and the notch of the sliding groove 17 faces the base 2.

Switch 4 includes and presses the first stopper 46 of the integrative setting of splenium 41, first stopper 46 with press splenium 41 mutually perpendicular, first stopper 46 is located and presses the one side that splenium 41 deviates from sliding block 42, upper cover 1 is equipped with the second stopper 16 with first stopper 46 looks butt, second stopper 16 sets up with first curb plate 15 an organic whole. When the pressing portion 41 is inserted into the receiving groove 11 and the switch 4 moves toward the base 2, the first stopper 46 abuts against the second stopper 16 to prevent the switch 4 from falling off from the receiving groove 11.

Referring to fig. 4 and 5, the switch 4 includes a baffle 45 integrally disposed with the first stopper 46, the baffle 45 is perpendicular to the pressing portion 41, the baffle 45 is in a strip shape, a set of opposite sides of the baffle 45 extend to two sides to form a first positioning block 451, and the first positioning blocks 451 are disposed at two ends of the baffle 45 along the length direction. The side surface of the upper cover 1 close to the base 2 is provided with a second positioning block 19 which is abutted with the first positioning block 451. When the switch 4 is inserted into the receiving groove 11, the first positioning block 451 abuts against the second positioning block 19 to prevent the switch 4 from slipping out of the receiving groove 11.

Referring to fig. 2 and 4, a return spring 6 is disposed between the fixing plate 5 and the switch 4, the return spring 6 is a compression spring, a spring groove 413 for embedding the spring is disposed on a side surface of the switch 4 facing the base 2, the spring groove 413 is disposed on the pressing portion 41, a spring limiting post 414 is disposed in the spring groove 413, one end of the return spring 6 is embedded in the spring groove 413 and sleeved on the spring limiting post 414, and the other end of the return spring abuts against the fixing plate 5.

Referring to fig. 3 and 4, the switch 4 includes a transition block 43 and a clamping block 44, the transition block 43 is located on one side of the sliding block 42 departing from the pressing portion 41, the transition block 43 and the sliding block 42 are integrally disposed, the clamping block 44 is located on one side of the transition block 43 departing from the sliding block 42, and the clamping block 44 and the transition block 43 are integrally disposed.

A set of opposite side faces of the transition block 43, different from the sliding block 42, are provided with guide blocks 431, the side face, close to the base 2, of the upper cover 1 is provided with a guide groove 181, the guide blocks 431 and the guide groove 181 are both in a long strip shape, the notch of the guide groove 181 faces the base 2, and the guide blocks 431 are embedded into the guide groove 181.

The side surface of the upper cover 1 close to the base 2 is provided with a transition groove 18 for embedding the transition block 43, and the transition groove 18 is communicated with the sliding groove 17.

The clamping block 44 is perpendicular to the transition block 43, the clamping block 44 and the transition block 43 form an L shape, the side of the clamping block 44 away from the base 2 is provided with a guide surface 441, the side of the clamping block 44 away from the pressing part 41 is provided with a plurality of embedded grooves 442, the embedded grooves 442 are arranged at the same interval distance, the embedded grooves 442 are long-strip-shaped, the embedded grooves 442 penetrate through a group of opposite sides of the clamping block 44, and the embedded grooves 442 are communicated with the guide surface 441.

The upper cover 1 is provided with a clamping groove 13 for embedding the clamping block 44, the clamping groove 13 is a through groove penetrating through the upper surface and the lower surface of the upper cover 1, the clamping groove 13 is communicated with the transition groove 18, the clamping groove 13 is in a long strip shape, the width of the clamping groove 13 is larger than that of the clamping block 44, and the clamping block 44 protrudes out of the clamping groove 13. When the switch 4 is connected to the upper cover 1, the guide surface 441 of the engaging block 44 protrudes out of the engaging groove 13 and is located on the upper surface of the panel 14, so that the engaging block 44 is conveniently connected to the electric tool 3.

Referring to fig. 2, the side of the upper cover 1 departing from the base 2 is provided with an installation block 12, the installation block 12 is provided with an installation groove 121, and the notch of the installation groove 121 faces the clamping block 44. When the battery pack is connected with the electric tool 3, the electric tool 3 is embedded into the mounting groove 121, so that the battery pack is more firmly connected with the electric tool 3.

The working principle of the embodiment is as follows: when the switch 4 is connected to the upper cover 1, the pressing groove 411 of the pressing portion 41 of the switch 4 faces the side surface of the upper cover 1 close to the base 2, and then the pressing portion 41 is embedded into the accommodating groove 11, at this time, the transition block 43 is embedded into the transition groove 18, the clamping block 44 is embedded into the clamping groove 13, and the guide surface 441 of the clamping block 44 protrudes out of the clamping groove 13.

When the switch 4 is detached from the upper cover 1, the pressing portion 41 of the switch 4 is pressed, the switch 4 rotates on the upper cover 1 along the guide block 431 as an axis, after the switch is rotated by a certain angle, the first limiting block 46 and the second limiting block 16 are not abutted, the pressing portion 41 of the switch 4 is separated from the accommodating groove 11, and then the whole switch 4 can be detached from the upper cover 1.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a battery pack, includes upper cover (1) and base (2), upper cover (1) cover in on base (2), its characterized in that, holding tank (11) have been seted up in upper cover (1), holding tank (11) are for running through the logical groove of upper cover (1) upper and lower surface, upper cover (1) is equipped with switch (4), switch (4) are including integrative pressing splenium (41) and joint piece (44) that sets up, press splenium (41) embedding in holding tank (11), the confession has been seted up in upper cover (1) joint groove (13) of joint piece (44) embedding, joint groove (13) are for running through the logical groove of upper cover (1) upper and lower surface, joint piece (44) salient in joint groove (13), be equipped with in base (2) and make return spring (6) that switch (4) kick-backed.

2. The battery pack according to claim 1, wherein a pressing groove (411) is formed in a side surface of the pressing portion (41) facing away from the base (2), and a plurality of anti-slip strips (412) are arranged in the pressing groove (411) side by side.

3. The battery pack according to claim 1, further comprising a fixing plate (5), wherein the fixing plate (5) is located between the upper cover (1) and the base (2), the return spring (6) is located between the fixing plate (5) and the switch (4), one end of the return spring (6) abuts against the switch (4), and the other end of the return spring abuts against the fixing plate (5).

4. The battery pack according to claim 3, wherein a spring groove (413) for embedding the return spring (6) is formed in the side surface of the switch (4) facing the base (2), and a spring limiting column (414) is arranged in the spring groove (413).

5. The battery pack according to claim 1, wherein the switch (4) comprises a sliding block (42), and a sliding groove (17) for the sliding block (42) to vertically move is formed in the side surface of the upper cover (1) close to the base (2).

6. The battery pack according to claim 5, wherein the switch (4) comprises a first stopper (46), the first stopper (46) is located on a side of the pressing portion (41) away from the sliding block (42), and the upper cover (1) is provided with a second stopper (16) abutting against the first stopper (46).

7. The battery pack according to claim 1, wherein the side of the snap-in piece (44) facing away from the base (2) is provided with a guide surface (441).

8. A battery pack, as in claim 1, characterized in that the switch (4) is provided with a guide (431), the side of the cover (1) close to the base (2) is provided with a guide groove (181), the guide (431) being embedded in the guide groove (181).