CN214176158U

CN214176158U - Waterproof battery pack

Info

Publication number: CN214176158U
Application number: CN202022979528.1U
Authority: CN
Inventors: 罗昌国; 陈宇波; 赵永胜
Original assignee: China Lutian Machinery Co ltd
Current assignee: China Lutian Machinery Co ltd
Priority date: 2020-12-09
Filing date: 2020-12-09
Publication date: 2021-09-10
Anticipated expiration: 2030-12-09

Abstract

The utility model provides a waterproof battery package belongs to battery technical field. It has solved the problem that the mounting structure of the button on the current battery package is complicated. This waterproof battery package, including battery case and the group battery of setting in the battery case, the battery case includes lower casing, upper cover and button, the button sets up on the upper cover along vertical slip, the upper cover is provided with the spring that makes the button have the rebound trend all the time, the upper cover has the reference column along vertical setting, the mounting hole has been seted up on the button, wear to establish in the mounting hole in the upper end of reference column, the upper end of reference column is connected with can lean on and restrict the locating part of button rebound with button counterbalance, the outer peripheral face at the reference column is established to the spring housing, and the upper end and the button counterbalance of spring lean on. The structure simplifies the installation structure of the button, improves the convenience of button installation and also reduces the manufacturing cost of the battery pack.

Description

Waterproof battery pack

Technical Field

The utility model belongs to the technical field of the battery, especially a waterproof battery package.

Background

The power supply mode of high pressure cleaner has two kinds, one kind is connecting external power supply, another kind is installation battery package power supply, because high pressure cleaner needs frequent shift position in the course of the work, adopt external power supply mode power supply to make high pressure cleaner's removal receive the restriction, and adopt to set up the battery package on high pressure cleaner and give the high pressure cleaner power supply, make high pressure cleaner can freely remove, the battery package sets up in high pressure cleaner after, in order to avoid water to enter into the battery package, generally adopt to set up waterproof construction on the battery package.

At present, the chinese patent network discloses a waterproof battery pack [ grant publication No.: CN206148487U, including last casing, lower casing, battery mounting bracket and connection trip gear, it constitutes total casing with lower casing coupling to go up the casing, total casing has the installation cavity, the battery mounting bracket sets up in the installation cavity and install a plurality of batteries on the battery mounting bracket, it includes button and joint portion to connect trip gear, it is protruding to have one section location of downwardly extending on the lower surface of button, corresponding last casing has the installation blind hole on the surface that corresponds with the location arch, the spring has in this installation blind hole, the protruding center of inserting at the spring of location, it has a clamp plate to go up the upper surface pressure between button and the joint portion, this clamp plate passes through screw fixed mounting on the surface of last casing.

The button and the upper shell are mounted on the upper shell, the button can abut against the pressing plate when the button moves upwards to reset under the action of the spring, the pressing plate limits the upward movement resetting stroke of the button, the pressing plate is large in size, and the pressing plate is fixed on the upper shell through at least two screws, so that the button is mounted on the upper shell in a complex structure, and the manufacturing cost of the battery pack is also increased.

Disclosure of Invention

The utility model aims at having the above-mentioned problem to current technique, provided a waterproof battery package, the utility model aims to solve the technical problem that: how to simplify the mounting structure of the button.

The purpose of the utility model can be realized by the following technical proposal:

the utility model provides a waterproof battery pack, includes battery case and the group battery of setting in the battery case, the battery case includes casing, upper cover and button down, the button sets up on the upper cover along vertical slip, the upper cover is provided with the spring that makes the button have the rebound trend all the time, a serial communication port, the upper cover has the reference column along vertical setting, the mounting hole has been seted up on the button, wear to establish in the mounting hole in the upper end of reference column, the upper end of reference column is connected with can lean on and restrict the locating part of button rebound with button counterbalance, the outer peripheral face at the reference column is established to the spring housing to the upper end and the button counterbalance of spring lean on.

In the structure, in the process of pressing the button, the button overcomes the acting force of the spring and moves downwards along the positioning column, after the button is loosened, the button moves upwards along the positioning column under the action of the spring to reset, when the button abuts against the limiting part, the limiting part limits the upwards moving stroke of the button, the scheme cancels the structure that the pressing plate is arranged on the upper cover to limit the upwards moving of the button, the scheme only adopts one limiting part to limit the upwards moving of the button, simplifies the installation structure of the button, improves the convenience for installing the button and also reduces the manufacturing cost of the battery pack; and the reference column fixes a position the spring on the one hand, and on the other hand plays the effect of direction to button along vertical movement, still provides the position for the installation of locating part in addition. In addition, the battery case that upper cover and lower casing of this structure were connected and are formed is in encapsulated situation, and the seal structure of upper cover and lower casing is not destroyed in the installation of button, guarantees that the battery case has better waterproof performance.

In foretell waterproof battery package, the upper cover has the boss, the constant head tank has been seted up to the upper surface of boss, the lower extreme of reference column and the lower extreme of spring all are located the constant head tank, the button can lean on with the upper surface counterbalance of boss. Through the setting of this structure, when the button moves down to leaning on with the upper surface counterbalance of boss, the button moves down to extreme position, and the boss restricts the stroke of button downstream.

In the waterproof battery pack, the upper end surface of the positioning column is provided with a positioning hole along the axial direction of the positioning column, the limiting part is a screw, the screw is in threaded connection with the positioning hole, and the head of the screw can abut against the upper cover. Through the arrangement of the structure, the button is limited in a mode of screwing the screw and the positioning hole, the structure is simpler, and the button is more convenient to install.

In the waterproof battery pack, the upper surface of the upper cover is recessed downwards to form a groove, the mounting hole is formed in the bottom surface of the groove, the head of the screw is located in the groove, and the head of the screw can abut against the bottom surface of the groove. Through the arrangement of the structure, the head of the screw is positioned in the groove, so that the whole battery box is more attractive.

In foretell waterproof battery package, seted up the seal groove on the casing up end down, be provided with sealing washer one in the seal groove, the lower extreme of upper cover is pegged graft in the seal groove and is compressed tightly sealing washer one. Through the setting of this structure, this junction has better sealed effect after guaranteeing upper cover and inferior valve body coupling.

In the waterproof battery pack, a charging interface is arranged in the battery box, a charging port corresponding to the charging connector is arranged on the upper cover, and the battery box further comprises a waterproof plug which is arranged on the upper cover and used for plugging the charging port. Through the setting of this structure, but the joint external power cord that charges and then charge to the group battery, will charge the shutoff of mouthful through waterproof end cap, avoid water to enter into in the battery box through the mouth that charges.

In the waterproof battery pack, the battery box is internally provided with the terminal seat and the terminal arranged on the terminal seat, the upper cover is internally provided with the terminal seat positioning groove, the terminal seat is positioned in the terminal seat positioning groove, and the sealing ring II is arranged between the outer side wall of the terminal seat and the groove wall of the terminal seat positioning groove. Through the setting of this structure, the terminal seat constant head tank is fixed a position the terminal seat, and then fixes a position the terminal, and the setting of sealing washer two is then avoided water to get into in the terminal seat constant head tank, avoids the condition that the short circuit appears in the group battery.

In foretell waterproof battery package, the mounting groove has been seted up on the terminal seat, the terminal is at least partly located the mounting groove, fill waterproof glue in the mounting groove. Through the setting of this structure, avoid water to get into and make terminal and terminal switch on and then the condition of short circuit appears in the mounting groove.

Compared with the prior art, the utility model discloses a waterproof battery package has following advantage: the structure that the press plate is arranged on the upper cover to limit the upward movement of the button is cancelled, the upward movement of the button can be limited only by one limiting part, the installation structure of the button is simplified, the convenience for installing the button is improved, and the manufacturing cost of the battery pack is reduced; and the reference column fixes a position the spring on the one hand, and on the other hand plays the effect of direction to button along vertical movement, still provides the position for the installation of locating part in addition. In addition, the battery case that upper cover and lower casing of this structure were connected and are formed is in encapsulated situation, and the seal structure of upper cover and lower casing is not destroyed in the installation of button, guarantees that the battery case has better waterproof performance.

Drawings

Fig. 1 is a schematic diagram of the explosion structure of the present invention.

Fig. 2 is a schematic sectional structure of the present invention.

Fig. 3 is a schematic perspective view of the upper cover of the present invention.

Fig. 4 is a schematic perspective view of the terminal block of the present invention.

Fig. 5 is a schematic cross-sectional view of the terminal block according to the present invention.

In the figure, 1, a battery box; 10. a lower housing; 100. a sealing groove; 11. an upper cover; 110. a positioning column; 110a, positioning holes; 111. positioning a groove; 112. a groove; 113. a charging port; 114. a terminal seat positioning groove; 115. a boss; 12. a button; 120. mounting holes; 13. waterproof glue; 2. a battery pack; 3. a spring; 4. a screw; 5. a first sealing ring; 6. a charging connector; 7. a terminal block; 70. mounting grooves; 8. a terminal; 9. a second sealing ring; 14. waterproof end cap.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

Example 1

As shown in fig. 1 and 2, the waterproof battery pack includes a battery box 1 and a battery pack 2 disposed in the battery box 1, the battery box 1 includes a lower casing 10, an upper cover 11 and a button 12, the button 12 is disposed on the upper cover 11 along a vertical sliding manner, the upper cover 11 is provided with a spring 3 for enabling the button 12 to always have an upward movement tendency, the upper cover 11 is provided with a positioning column 110 along a vertical direction, the button 12 is provided with a mounting hole 120, the upper end of the positioning column 110 is inserted into the mounting hole 120, the upper end of the positioning column 110 is connected with a limiting part capable of abutting against the button 12 and limiting the button 12 to move upward, the limiting part is a screw 4, the spring 3 is sleeved on the outer peripheral surface of the positioning column 110, and the upper end of the spring 3 abuts against the button 12. According to the structure, the whole spring 3 is sleeved on the peripheral surface of the positioning column 110, the button 12 is also sleeved on the positioning column 110 through the mounting hole 120, in the process of pressing the button 12, the button 12 overcomes the acting force of the spring 3 and moves downwards along the positioning column 110, after the button 12 is loosened, the button 12 moves upwards along the positioning column 110 under the action of the spring 3 to reset, when the button 12 abuts against a limiting part, the limiting part limits the stroke of the button 12 moving upwards, the structure that the pressing plate is arranged on the upper cover 11 to limit the button 12 moving upwards is cancelled, the scheme only adopts one screw 4 to limit the button 12 moving upwards, the mounting structure of the button 12 is simplified, and the manufacturing cost of the battery pack is reduced; and the positioning post 110 provides a location for the mounting of the screw 4 in addition to positioning the spring 3 on the one hand and guiding the vertical movement of the button 12 on the other hand.

As shown in fig. 1, 2 and 3, the upper cover 11 has a boss 115, the upper surface of the boss 115 is provided with a positioning groove 111, the lower end of the positioning column 110 and the lower end of the spring 3 are both located in the positioning groove 111, and the button 12 can abut against the upper surface of the boss 115; the upper end surface of the positioning column 110 is provided with a positioning hole 110a along the axial direction of the positioning column 110, the screw 4 is screwed with the positioning hole 110a, the head of the screw 4 can abut against the upper cover 11, the upper surface of the upper cover 11 is recessed downwards to form a groove 112, the mounting hole 120 is arranged on the bottom surface of the groove 112, the head of the screw 4 is located in the groove 112, and the head of the screw 4 can abut against the bottom surface of the groove 112. In the structure, when the button 12 is pressed, the button 12 moves downwards along the positioning column 110, and when the button 12 abuts against the upper surface of the boss 115, the button 12 moves downwards to the limit position; the button 12 moves upwards along the positioning column 110 under the action of the spring 3, when the bottom surface of the groove 112 abuts against the head of the screw 4, the button 12 moves upwards to a limit position, and the boss 115 and the screw 4 limit the stroke of the button 12 moving vertically.

As shown in fig. 2, a sealing groove 100 is formed in the upper end surface of the lower housing 10, a first sealing ring 5 is disposed in the sealing groove 100, and the lower end of the upper cover 11 is inserted into the sealing groove 100 and presses the first sealing ring 5; have the joint 6 that charges in battery case 1, the corresponding mouth 113 that charges of joint 6 has been seted up to upper cover 11, and battery case 1 is still including setting up on upper cover 11 and the waterproof end cap 14 of shutoff mouth 113 that charges.

As shown in fig. 2, 4 and 5, the battery case 1 has a terminal base 7 and a terminal 8 disposed on the terminal base 7, a terminal base positioning groove 114 is formed in the upper cover 11, the terminal base 7 is located in the terminal base positioning groove 114, and a second sealing ring 9 is disposed between an outer side wall of the terminal base 7 and a groove wall of the terminal base positioning groove 114. The terminal seat positioning groove 114 positions the terminal seat 7, so as to position the terminal 8, and the second sealing ring 9 is arranged to prevent water from entering the terminal seat positioning groove 114, so as to prevent the battery pack 2 from short-circuiting.

As shown in fig. 4 and 5, a mounting groove 70 is provided on the terminal base 7, the terminal 8 is at least partially located in the mounting groove 70, and the waterproof adhesive 13 is poured into the mounting groove 70, so that the situation that the terminal 8 is conducted with the terminal 8 and then short-circuited in the installation groove 70 is avoided.

Example 2

This embodiment is substantially the same as embodiment 1 described above, except that: the limiting member in this embodiment is a nut, the upper end of the positioning column 110 extends into the groove 112, the nut is directly screwed to the upper end of the positioning column 110, and the lower end surface of the nut can abut against the bottom surface of the groove 112.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. A waterproof battery pack comprises a battery box (1) and a battery pack (2) arranged in the battery box (1), the battery box (1) comprises a lower shell (10), an upper cover (11) and a button (12), the button (12) is arranged on the upper cover (11) in a sliding way along the vertical direction, the upper cover (11) is provided with a spring (3) which enables the button (12) to always have the trend of moving upwards, it is characterized in that the upper cover (11) is provided with a positioning column (110) which is vertically arranged, the button (12) is provided with a mounting hole (120), the upper end of the positioning column (110) penetrates through the mounting hole (120), the upper end of the positioning column (110) is connected with a limiting piece which can be abutted against the button (12) and limit the button (12) to move upwards, the spring (3) is sleeved on the peripheral surface of the positioning column (110), and the upper end of the spring (3) is abutted against the button (12).

2. The waterproof battery pack according to claim 1, wherein the upper cover (11) is provided with a boss (115), a positioning groove (111) is formed in the upper surface of the boss (115), the lower end of the positioning column (110) and the lower end of the spring (3) are both located in the positioning groove (111), and the button (12) can abut against the upper surface of the boss (115).

3. The waterproof battery pack according to claim 1, wherein a positioning hole (110a) is formed in the upper end surface of the positioning column (110) along the axial direction of the positioning column (110), the limiting member is a screw (4), the screw (4) is screwed with the positioning hole (110a), and the head of the screw (4) can abut against the upper cover (11).

4. The waterproof battery pack according to claim 3, wherein the upper surface of the upper cover (11) is recessed downwards to form a groove (112), the mounting hole (120) is formed in the bottom surface of the groove (112), the head of the screw (4) is located in the groove (112), and the head of the screw (4) can abut against the bottom surface of the groove (112).

5. The waterproof battery pack according to claim 1, wherein a sealing groove (100) is formed in the upper end face of the lower casing (10), a first sealing ring (5) is arranged in the sealing groove (100), and the lower end of the upper cover (11) is inserted into the sealing groove (100) and presses the first sealing ring (5).

6. The waterproof battery pack according to claim 1, wherein the battery box (1) is provided with a charging connector (6), the upper cover (11) is provided with a charging port (113) corresponding to the charging connector (6), and the battery box (1) further comprises a waterproof plug (14) which is arranged on the upper cover (11) and seals the charging port (113).

7. The waterproof battery pack according to claim 1, wherein the battery box (1) has a terminal base (7) and a terminal (8) disposed on the terminal base (7), the upper cover (11) has a terminal base positioning groove (114) formed therein, the terminal base (7) is located in the terminal base positioning groove (114), and a second sealing ring (9) is disposed between an outer side wall of the terminal base (7) and a groove wall of the terminal base positioning groove (114).

8. The waterproof battery pack according to claim 7, wherein the terminal base (7) is provided with a mounting groove (70), the terminal (8) is at least partially positioned in the mounting groove (70), and the mounting groove (70) is filled with waterproof glue (13).