CN108577664B

CN108577664B - Battery pack integral structure and dust collector

Info

Publication number: CN108577664B
Application number: CN201810739183.7A
Authority: CN
Inventors: 檀冲
Original assignee: Xiaogou Electric Internet Technology Beijing Co Ltd
Current assignee: Beijing Puppy Vacuum Cleaner Group Co Ltd
Priority date: 2018-07-06
Filing date: 2018-07-06
Publication date: 2023-10-03
Anticipated expiration: 2038-07-06
Also published as: CN108577664A

Abstract

The application provides a battery pack integral structure and a dust collector, and relates to the technical field of dust collectors. The battery pack integrated structure comprises a battery pack, a clamping piece and a chip, wherein an accommodating groove is formed in the clamping piece, the battery pack is located in the accommodating groove, a bulge is formed in the side face of the clamping piece, a clamping hole matched with the bulge is formed in the chip, and a terminal is arranged on the chip. The battery pack provided by the application has the advantages that the chip can be directly fixed on the battery pack through the bulges and the clamping holes in the whole structure of the battery pack, the installation is convenient through the fixing bracket, the weight of the whole handheld dust collector is reduced, and the cost is low and the use is convenient.

Description

Battery pack integral structure and dust collector

Technical Field

The application relates to the technical field of dust collectors, in particular to a battery pack integral structure and a dust collector.

Background

The handheld dust collector has small size and convenient carrying and use, and is a household cleaning product between a common household dust collector and a portable dust collector, and is more suitable for cleaning smaller space. The cleaning agent is mainly used for cleaning the interior of the vehicle and has good effects on keyboards, electric appliances and the like. The disadvantage is that the power is small and the suction force is not strong enough.

The battery structure of the existing handheld dust collector comprises a battery pack and a shell, wherein the battery pack is arranged in the shell, and the shell is arranged in a battery box. The chip in the existing battery structure needs to be connected with the battery through the fixing support, the installation is complex, the cost is high, the battery structure is heavy, the weight of the whole handheld dust collector is large, and the use is inconvenient.

In summary, the chip in the battery structure of the existing handheld dust collector needs to be connected with the battery through the fixing bracket, so that the cost is high and the battery structure is heavy.

Disclosure of Invention

An object of the present application is to provide a battery pack integrated structure, so as to solve the technical problems that a chip needs to be connected with a battery through a fixing bracket in the battery structure of the existing handheld dust collector, and the cost is high and the battery structure is heavy.

Another object of the present application is to provide a vacuum cleaner, which includes the above-provided battery pack overall structure.

In order to solve the technical problems, the application adopts the following technical scheme; the battery pack integral structure comprises a battery pack, a clamping piece and a chip, wherein an accommodating groove is formed in the clamping piece, the battery pack is located in the accommodating groove, a protrusion is arranged on the side face of the clamping piece, a clamping hole matched with the protrusion is formed in the chip, and a terminal is arranged on the chip.

In the battery pack integral structure provided by the application, the side surface of the clamping piece is provided with the bulge, and the chip is provided with the clamping hole matched with the bulge. The chip can be directly fixed on the battery pack through the bulges and the clamping holes, the installation is convenient through the fixing support, the weight of the whole handheld dust collector is lightened, and the handheld dust collector has the advantages of low cost and convenient use.

In any of the above technical solutions, further, the clamping member includes a first clamping member and a second clamping member, the first clamping member is disposed at the top of the battery pack, and the second clamping member is disposed at the bottom of the battery pack.

In any of the above technical solutions, further, the first clamping member and the second clamping member are clamped by a clamping column.

In any of the above technical solutions, further, the clamping post of the second clamping member is provided with a plugging hole, and the clamping post of the first clamping member is plugged in the plugging hole.

In any of the above technical solutions, further, a clamping hole is provided at the bottom of the clamping post of the second clamping member, and a plug connector matched with the clamping hole is provided on the lower cover.

In any of the above technical solutions, further, a fixing post is provided on the terminal, and a fixing hole is provided on the chip corresponding to the fixing post.

In any of the above technical solutions, further, the number of the fixing columns is two, and the two fixing columns are respectively disposed at the top and the bottom of the terminal.

In any of the above embodiments, further, the fixing hole is located at a top of the chip.

In any of the above technical solutions, further, a fixing groove is provided on the clamping piece, and a connecting piece corresponding to the fixing groove is provided in the middle housing.

The application also provides a dust collector, which comprises the whole structure of the battery pack.

The battery pack and the chip are positioned in the shell, and the battery pack can be fixed on the bottom cover of the shell through the clamping piece.

In the battery pack integral structure provided by the application, the chip is connected with the bulge through the clamping hole, the terminal is provided with the fixing column, the chip is provided with the fixing hole corresponding to the fixing column, and the terminal is convenient to detach through the cooperation of the fixing column and the fixing hole.

By adopting the technical scheme, the application has the following beneficial effects:

Further, the clamping piece comprises a first clamping piece and a second clamping piece, the first clamping piece is arranged at the top of the battery pack, and the second clamping piece is arranged at the bottom of the battery pack.

Further, a fixing column is arranged on the terminal, and a fixing hole is formed in the chip corresponding to the fixing column.

Further, a fixing groove is formed in the clamping piece, and a connecting piece corresponding to the fixing groove is arranged in the middle shell.

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

Drawings

In order to more clearly illustrate the embodiments of the application or the technical solutions in the prior art, the drawings which are required in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are some embodiments of the application and that other drawings may be obtained from these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic view of an external structure of a battery pack case according to a first embodiment of the present application;

fig. 2 is an exploded view of a battery pack case structure according to a first embodiment of the present application;

fig. 3 is a schematic structural view of an upper cover in a battery pack case structure according to a first embodiment of the present application;

fig. 4 is a top view of a battery pack case structure with an upper cover removed according to a first embodiment of the present application;

fig. 5 is a schematic structural diagram of a battery pack in a battery pack housing structure according to a first embodiment of the present application;

fig. 6 is a schematic structural diagram of an unlocking key in a battery pack case structure according to a first embodiment of the present application;

fig. 7 is a schematic structural diagram of a first through hole and a second through hole in a battery pack case structure according to a first embodiment of the present application;

fig. 8 is a schematic structural diagram of a first clamping member and a second clamping member in a battery structure according to a second embodiment of the present application;

fig. 9 is a schematic structural diagram of a groove in a battery structure according to a second embodiment of the present application;

fig. 10 is an overall exploded view of a battery structure according to a second embodiment of the present application;

fig. 11 is a schematic structural view of a fixing hole and a fixing post in the overall structure of a battery pack according to the third embodiment of the present application;

fig. 12 is a schematic structural view of a blade-type charging terminal in a battery pack terminal structure according to a fourth embodiment of the present application;

fig. 13 is a schematic structural view of an elastic clamping terminal in a battery pack terminal structure according to a fourth embodiment of the present application;

fig. 14 is a schematic structural diagram of a circular hole in a battery chip structure according to a fifth embodiment of the present application;

fig. 15 is a schematic structural diagram of a vertical hole in a battery chip structure according to a fifth embodiment of the present application.

Reference numerals:

1. an upper cover; 2. An intermediate housing; 3. A lower cover;

4. reinforcing ribs; 5. A guide member; 6. Unlocking the key;

7. a clamping piece; 8. A battery pack; 9. A plug-in component;

10. a fixing member; 11. A clamping groove; 12. A clamping piece;

13. a reinforcing member; 14. A clamping hole; 15. A chip;

16. a terminal; 17. A groove; 18. A protrusion;

19. a receiving groove; 20. A fixing groove; 21. Fixing the column;

22. a first clamping piece; 23. A second clamping piece; 24. A first clamping hole;

25. a second clamping hole; 26. A first through hole; 27. A second through hole;

28. a horizontal clamping hole; 29. A vertical clamping hole; 30. A fixing hole;

31. a first contact piece; 32. A placement groove; 33. And a second contact piece.

Detailed Description

The following description of the embodiments of the present application will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the application are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application. It should be noted that, without conflict, the embodiments of the present application and features in the embodiments may be combined with each other.

In the description of the present application, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present application. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present application, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present application will be understood in specific cases by those of ordinary skill in the art.

The application is further illustrated with reference to specific embodiments.

Example 1

Fig. 1 is a schematic view of an external structure of a battery pack case according to a first embodiment of the present application; fig. 2 is an exploded view of a battery pack case structure according to a first embodiment of the present application; fig. 3 is a schematic structural diagram of an upper cover in a battery pack case structure according to an embodiment of the present application.

As shown in fig. 1 to 3, the battery pack housing structure provided in the first aspect of the present application includes an upper cover 1, a middle housing 2, and a lower cover 3, a cavity for accommodating a battery pack 8 is formed between the middle housing 2 and the lower cover 3, a reinforcing rib 4 is disposed on the upper cover 1 corresponding to the battery pack 8, and an unlocking key 6 is disposed on the middle housing 2.

In the battery pack shell structure provided by the application, the upper cover 1 is provided with the reinforcing ribs 4 corresponding to the battery pack 8, and the middle shell 2 is provided with the unlocking key 6. Can fix group battery 8 in the cavity through strengthening rib 4, prevent that group battery 8 from taking place to remove, and be provided with unblock button 6 and can articulate the shell in the battery case, prevent that the shell from moving in the battery case, cause the damage of group battery 8, have long service life and advantage with low costs.

The reinforcing ribs 4 are in a grid shape, so that the battery pack 8 is conveniently fixed in the cavity, and the battery pack 8 is prevented from moving, so that the battery pack 8 is damaged.

In any of the above technical solutions, further, a through hole is provided in the middle housing 2, and the unlocking key 6 is disposed through the through hole. The through holes are used for fixing the unlocking keys 6, and the unlocking keys 6 are conveniently arranged through the through holes in a penetrating mode and then are connected with the battery box in a clamping mode.

Fig. 6 is a schematic structural diagram of an unlocking key 6 in a battery pack case structure according to an embodiment of the present application, as shown in fig. 6 and fig. 7, in any one of the above technical solutions, further, the through hole includes a first through hole 26, a clamping piece 12 is disposed on the unlocking key 6, and the clamping piece 12 is disposed through the first through hole 26. The top of unblock button 6 is provided with joint piece 12, and joint piece 12 sets up perpendicularly with unblock button 6, is convenient for pass through joint piece 12 with whole shell joint in the battery case.

In order to facilitate the installation, in any of the above technical solutions, further, a guide 5 for placing the unlocking key 6 is provided on the lower cover 3.

In any of the above solutions, further, the through hole further includes a second through hole 27, the unlocking key 6 is provided with a reinforcement member 13, and the reinforcement member 13 is disposed through the second through hole 27. The reinforcement 13 is provided at the bottom of the engaging piece 12, and functions as a load bearing member that can support the weight of the entire housing, and is integrally structured with the engaging piece 12 and the unlocking key 6.

In any of the above embodiments, further, a fixing member 10 for fixing the unlocking key 6 is provided on the intermediate housing 2. The fixing member 10 is disposed inside the intermediate housing 2, and prevents the unlocking button 6 from falling out of the housing.

In any of the above technical solutions, further, a clamping groove 11 is provided on the intermediate housing 2, and the fixing member 10 is inserted into the clamping groove 11. The clamping grooves 11 are symmetrically arranged clamping grooves 11, flanges used for being clamped into the clamping grooves 11 are arranged on two sides of the fixing piece 10, and the fixing piece 10 is arranged in the clamping grooves 11 in a vertical moving mode.

The bottom of mounting 10 can be provided with the recess, is convenient for push up mounting 10 net, gets rid of mounting 10, is convenient for change unblock button 6.

Fig. 4 is a top view of a battery pack case structure with an upper cover 1 removed according to a first embodiment of the present application; fig. 5 is a schematic structural diagram of a battery pack 8 in a battery pack case structure according to a first embodiment of the present application.

As shown in fig. 4 and 5, in any of the above technical solutions, further, a clamping member 7 is disposed at the bottom of the battery pack 8, and the lower cover 3 is clamped to the battery pack 8 by the clamping member 7.

In any of the above embodiments, further, a plug 9 for fixing the clip 7 is provided on the lower cover 3.

The clamping piece 7 is provided with a plurality of clamping holes 14, and the plug-in piece 9 is matched with the clamping holes 14, so that the battery pack 8 can be clamped on the plug-in piece 9 through the clamping piece 7.

The application also provides a dust collector, which comprises the battery pack shell structure.

The battery box is characterized by further comprising a battery box, wherein a clamping piece is arranged on the inner side of the battery box, and the unlocking key 6 is clamped on the clamping piece. Specifically, the clamping piece 12 is clamped on the clamping piece, so that the middle shell 2, the upper cover 1 and the lower cover 3 are prevented from moving.

In the battery pack shell structure provided by the application, the reinforcing ribs 4 are arranged on the upper cover 1, the battery pack 8 can be fixed between the upper cover 1 and the lower cover 3 through the reinforcing ribs 4 and the plug connector 9, the clamping piece 12 of the unlocking key 6 passes through the first through hole, the reinforcing piece 13 of the unlocking key 6 passes through the second through hole, and the shell can be hung in the battery box. The fixing piece 10 is arranged to prevent the unlocking key 6 from falling off from the middle shell 2, so that the structural strength is better.

Example two

As shown in fig. 8, the application provides a battery structure, which comprises an upper cover 1, a middle shell 2, a lower cover 3 and a battery pack 8, wherein a cavity for placing the battery pack 8 is formed between the middle shell 2 and the lower cover 3, a chip 15 is arranged on the side surface of the battery pack 8, and an unlocking key 6 is arranged on the middle shell 2.

In any of the above technical solutions, further, a clamping piece 7 is provided on the battery pack 8, a protrusion 18 is provided on a side surface of the clamping piece 7, and a clamping hole matched with the protrusion 18 is provided on the chip 15.

In any of the above technical solutions, further, a through hole is provided in the middle housing 2, and the unlocking key 6 is disposed through the through hole.

In any of the above solutions, further, the through hole includes a first through hole 26, the unlocking key 6 is provided with a locking piece 12, and the locking piece 12 is inserted into the first through hole 26.

In any of the above solutions, further, the through hole further includes a second through hole 27, the unlocking key 6 is provided with a reinforcement member 13, and the reinforcement member 13 is disposed through the second through hole 27.

In any of the above technical solutions, further, the clamping member 7 includes a first clamping member 22 and a second clamping member 23, the first clamping member 22 is disposed at the top of the battery pack 8, and the second clamping member 23 is disposed at the bottom of the battery pack 8. The clamping piece 7 is provided with a plurality of accommodating grooves 19 for accommodating batteries.

In any of the above embodiments, further, the first clamping member 22 and the second clamping member 23 are clamped by a clamping post.

In any of the above technical solutions, further, a clamping hole 14 is provided at the bottom of the clamping column, and a plug connector 9 matched with the clamping hole 14 is provided on the lower cover 3.

As shown in fig. 9 and 10, in any of the above embodiments, further, a terminal 16 is provided on the chip 15, and a groove 17 is provided on the upper cover 1 corresponding to the terminal 16. The rest of the first embodiment is not described here again.

In the battery structure provided by the application, the battery pack 8 is clamped through the clamping columns of the first clamping piece 22 and the second clamping piece 23, and the upper cover 1 is provided with the groove 17 corresponding to the terminal 16, so that the battery pack 8 in the shell can be charged conveniently.

Example III

The application also provides a battery pack integral structure, which comprises a battery pack 8, a clamping piece 7 and a chip 15, wherein an accommodating groove 19 is formed in the clamping piece 7, the battery pack 8 is positioned in the accommodating groove 19, a bulge 18 is formed in the side face of the clamping piece 7, a clamping hole matched with the bulge 18 is formed in the chip 15, and a terminal 16 is arranged on the chip 15.

In any of the above technical solutions, further, the clamping member 7 includes a first clamping member 22 and a second clamping member 23, the first clamping member 22 is disposed at the top of the battery pack 8, and the second clamping member 23 is disposed at the bottom of the battery pack 8.

In any of the above embodiments, further, the clamping post of the second clamping member 23 is provided with a plugging hole, and the clamping post of the first clamping member 22 is plugged into the plugging hole.

In any of the above solutions, further, a clamping hole 14 is provided at the bottom of the clamping post of the second clamping member 23, and a plug member 9 matching with the clamping hole 14 is provided on the lower cover 3.

As shown in fig. 11, in any of the above embodiments, further, a fixing post 21 is disposed on the terminal 16, and a fixing hole 30 is disposed on the chip 15 corresponding to the fixing post 21.

In any of the above embodiments, further, the number of the fixing posts 21 is two, and the two fixing posts 21 are respectively disposed at the top and bottom of the terminal 16.

In any of the above embodiments, further, the fixing hole 30 is located at the top of the chip 15.

In any of the above embodiments, further, the fastening member 7 is provided with a fixing groove 20, and a connector corresponding to the fixing groove 20 is disposed in the middle housing 2. The rest of the first embodiment is not described here again.

In the integral structure of the battery pack, the chip 15 is connected with the bulge 18 through the clamping hole, the terminal 16 is provided with the fixing column 21, the chip 15 is provided with the fixing hole 30 corresponding to the fixing column 21, and the fixing column 21 is matched with the fixing hole 30 so as to facilitate the disassembly of the terminal 16.

Example IV

The application also provides a battery pack terminal structure, which comprises an upper cover 1, a middle shell 2, a lower cover 3 and a battery pack 8, wherein a cavity for placing the battery pack 8 is formed between the middle shell 2 and the lower cover 3, a chip 15 is arranged on the side surface of the battery pack 8, a terminal 16 is arranged on the chip 15, and a groove 17 is arranged on the upper cover 1 corresponding to the terminal 16.

In any of the above embodiments, further, the recess 17 is disposed on a side surface of the upper cover 1, so that the terminal 16 is located in the recess 17.

As shown in fig. 12, in any of the above embodiments, further, the terminal 16 is a blade type charging terminal 16 or an elastic clamping terminal 16.

In any of the above embodiments, further, a plurality of placement grooves 32 are provided on the blade-type charging terminal 16, and contact pieces are provided in the placement grooves 32.

As shown in fig. 13, in any of the above embodiments, the elastic clamping terminal 16 further includes a first contact piece 31 and a second contact piece 33, and the first contact piece 31 and the second contact piece 33 are X-shaped.

In any of the above embodiments, further, the elastic clamping terminals 16 are arranged in pairs, and the inserting piece is located between the first contact piece 31 and the second contact piece 33.

In any of the above embodiments, further, a fixing post 21 is disposed on the terminal 16, and a fixing hole 30 is disposed on the chip 15 corresponding to the fixing post 21.

In any of the above embodiments, further, the fixing hole 30 is located at the top of the chip 15. The rest is the same as the first embodiment.

In the battery pack terminal structure provided by the application, the blade type charging terminal 16 or the elastic clamping terminal 16 is adopted for charging, the elastic clamping terminal 16 is fixed on the chip 15 through the fixing column 21, and the contact piece is contacted through the inserting sheet for charging.

Example five

The application also provides a battery pack chip structure, which comprises a chip 15 and a battery pack 8, wherein the battery pack 8 is provided with a clamping piece 7, the chip 15 is positioned at the side part of the clamping piece 7, the side surface of the battery pack 8 is provided with a bulge 18, and the chip 15 is detachably arranged on the clamping piece 7 through the bulge 18.

In any of the above solutions, further, a card hole matched with the protrusion 18 is provided on the chip 15, and the card hole is a circular hole or a vertical hole.

As shown in fig. 14, in any one of the above embodiments, further, the circular hole includes a first clamping hole 24 and a second clamping hole 25 that are communicated, and a diameter of the first clamping hole 24 is larger than a diameter of the second clamping hole 25.

In any of the above embodiments, further, a blocking piece is vertically disposed on the protrusion 18, the diameter of the first clamping hole 24 is greater than the length of the blocking piece, and the diameter of the second clamping hole 25 is less than the length of the blocking piece.

As shown in fig. 15, in any of the above embodiments, further, the vertical hole includes a horizontal clamping hole 28 and a vertical clamping hole 29, and the protrusion 18 is located in the vertical clamping hole 29 after passing through the horizontal clamping hole 28.

In any of the above embodiments, further, two of the clamping holes are distributed along the vertical direction of the chip 15.

In any of the above technical solutions, further, the clamping member 7 includes a first clamping member 22 and a second clamping member 23, and the protrusions 18 are disposed on the first clamping member 22 and the second clamping member 23.

In any of the above embodiments, a shielding layer is further disposed between the chip 15 and the battery pack 8.

In any of the above embodiments, further, the shielding layer is provided with a connection hole corresponding to the protrusion 18. The rest is the same as the first embodiment.

In the battery pack chip structure provided by the application, after the protrusions 18 pass through the first clamping holes 24 of the round holes or the horizontal clamping holes 28 of the vertical holes, the protrusions are clamped in the second clamping holes 25 of the round holes or the vertical clamping holes, and the blocking sheets can be arranged according to the requirements, so that the chip 15 is prevented from falling off the battery pack 8 to cause damage when being dismounted or used.

In summary, in the overall structure of the battery pack provided by the application, the side surface of the clamping piece is provided with the protrusion, and the chip is provided with the clamping hole matched with the protrusion. The chip can be directly fixed on the battery pack through the bulges and the clamping holes, the installation is convenient through the fixing support, the weight of the whole handheld dust collector is lightened, and the handheld dust collector has the advantages of low cost and convenient use.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present application, and not for limiting the same; although the application has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the application. Furthermore, those skilled in the art will appreciate that while some embodiments described herein include some features but not others included in other embodiments, combinations of features of different embodiments are meant to be within the scope of the application and form different embodiments. For example, in the claims below, any of the claimed embodiments may be used in any combination. The information disclosed in this background section is only for enhancement of understanding of the general background of the application and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person skilled in the art.

Claims

1. The battery pack integrated structure is characterized by comprising a battery pack, a clamping piece and a chip, wherein an accommodating groove is formed in the clamping piece, the battery pack is positioned in the accommodating groove, a bulge is formed in the side face of the clamping piece, a clamping hole matched with the bulge is formed in the chip, and a terminal is arranged on the chip;

the battery pack integrated structure further comprises an upper cover, a middle shell and a lower cover, wherein a cavity for placing the battery pack is formed among the upper cover, the middle shell and the lower cover;

the upper cover is provided with a reinforcing rib which can fix the battery pack in the cavity;

the battery pack is connected with the battery pack through the clamping piece in a clamping mode;

the middle shell is provided with an unlocking key which is used for being clamped with a battery box of the dust collector.

2. The battery pack overall structure of claim 1, wherein the clamping member comprises a first clamping member and a second clamping member, the first clamping member is disposed at the top of the battery pack, and the second clamping member is disposed at the bottom of the battery pack.

3. The battery pack of claim 2, wherein the first and second clamping members are clamped by clamping posts.

4. The battery pack overall structure of claim 3, wherein the clamping post of the second clamping member is provided with a plugging hole, and the clamping post of the first clamping member is plugged in the plugging hole.

5. The battery pack integrated structure according to claim 1, wherein the terminals are provided with fixing posts, and the chips are provided with fixing holes corresponding to the fixing posts.

6. The battery pack of claim 5, wherein the number of the fixing posts is two, and the two fixing posts are respectively arranged at the top and the bottom of the terminal.

7. The battery pack monolith structure of claim 5, wherein the securing holes are located on top of the chips.

8. The battery pack overall structure according to claim 1, wherein the clamping member is provided with a fixing groove, and the middle housing is provided with a connecting member corresponding to the fixing groove.

9. A vacuum cleaner comprising a battery pack unit structure as claimed in any one of claims 1 to 8.