CN219163589U - Lithium battery pack - Google Patents
Lithium battery pack Download PDFInfo
- Publication number
- CN219163589U CN219163589U CN202223580896.4U CN202223580896U CN219163589U CN 219163589 U CN219163589 U CN 219163589U CN 202223580896 U CN202223580896 U CN 202223580896U CN 219163589 U CN219163589 U CN 219163589U
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- lithium battery
- battery pack
- support plate
- main body
- sliding groove
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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Abstract
The utility model discloses a lithium battery pack, which belongs to the technical field of lithium battery packs and comprises a lithium battery pack main body, wherein a plurality of contacts are arranged on the lithium battery pack main body, a buckle is arranged on the lithium battery pack main body, a pair of opposite side surfaces of the lithium battery pack main body are fixedly connected with a first support plate, a first sliding groove is formed in the first support plate, a second support plate matched with the first sliding groove is slidably connected in the first sliding groove, a plurality of compression springs are fixedly arranged between the second support plate and the groove bottom wall of the first sliding groove, the projection of the lower end face of the lithium battery pack main body on a horizontal plane is higher than the projection of the lower end of the first support plate on the horizontal plane, and the first support plate is inclined to the surface of the lithium battery pack main body. According to the utility model, the lithium battery pack is not contacted with the ground through the support plate, and when water accumulation occurs on the ground, the water is not easy to permeate into the lithium battery pack, so that the possibility of internal circuit short circuit caused by water inflow is reduced.
Description
Technical Field
The utility model belongs to the technical field of lithium battery packs, and particularly relates to a lithium battery pack.
Background
The lithium battery pack is generally mounted on a base of the electric tool and fixed by a buckle, a plurality of contacts are arranged on the lithium battery pack, contacts matched with the contacts are arranged on the base of the electric tool, and the contacts can be electrically connected, so that the lithium battery pack supplies power for the electric tool.
When the lithium battery pack is idle, the lithium battery pack is generally placed on the ground directly, and when water accumulation occurs on the ground, the water is easy to infiltrate into the lithium battery pack, so that the short circuit of an internal circuit is caused.
Accordingly, in view of the above-described technical problems, it is necessary to provide a lithium battery pack.
Disclosure of Invention
The present utility model is directed to a lithium battery pack to solve the above-mentioned problems.
In order to achieve the above object, an embodiment of the present utility model provides the following technical solution:
the lithium battery pack comprises a lithium battery pack main body, wherein a plurality of contacts are arranged on the lithium battery pack main body, a buckle is arranged on the lithium battery pack main body, a pair of opposite side surfaces of the lithium battery pack main body are fixedly connected with first support plates, first sliding grooves are formed in the first support plates, second support plates matched with the first sliding grooves are connected in a sliding manner in the first sliding grooves, and a plurality of compression springs are fixedly arranged between the second support plates and the groove bottom walls of the first sliding grooves;
the projection of the lower end face of the lithium battery pack main body on the horizontal plane is higher than the projection of the lower end of the first supporting plate on the horizontal plane.
As a further improvement of the present utility model, the first support plate is inclined to the surface of the lithium battery pack body.
As a further improvement of the present utility model, a pair of opposite sides of the second support plate are each provided with a second sliding groove.
As a further improvement of the utility model, a second threaded hole matched with the second sliding groove is formed in the second supporting plate.
As a further improvement of the utility model, the first supporting plate is provided with a first threaded hole matched with the second threaded hole.
As a further improvement of the present utility model, the second support plate should protrude the first sliding groove when contacting the compression spring and not pressing the compression spring.
As a further improvement of the utility model, a bolt is connected between the first threaded hole and the second threaded hole in a threaded manner, and a tightening groove is formed in the bolt.
As a further improvement of the utility model, the first support plate is fixedly connected with a first protection pad, and the second support plate is fixedly connected with a second protection pad.
Compared with the prior art, the utility model has the following advantages:
according to the utility model, the lithium battery pack is not contacted with the ground through the support plate, and when water accumulation occurs on the ground, the water is not easy to permeate into the lithium battery pack, so that the possibility of internal circuit short circuit caused by water inflow is reduced.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present utility model, and other drawings may be obtained according to the drawings without inventive effort to those skilled in the art.
Fig. 1 is a cross-sectional view of a lithium battery pack at a first support plate according to an embodiment of the present utility model;
fig. 2 is a schematic structural view of a second support plate of the lithium battery pack according to an embodiment of the present utility model when not in use;
fig. 3 is a schematic structural diagram of a power tool of a lithium battery pack according to an embodiment of the present utility model when the power tool is mounted on the lithium battery pack.
Fig. 4 is a schematic view illustrating a structure of a second support plate of a lithium battery pack according to an embodiment of the present utility model;
FIG. 5 is a schematic diagram of the structure shown at A in FIG. 4;
fig. 6 is an exploded view of a lithium battery pack according to an embodiment of the present utility model;
fig. 7 is a schematic diagram of the structure at B in fig. 6.
In the figure: 1. the portable lithium battery pack comprises a first supporting plate, a second supporting plate, a compression spring, a first sliding groove, a first threaded hole, a second threaded hole, a bolt, a first protective pad, a second protective pad, a tightening groove, a lithium battery pack body, a second sliding groove, a base, a power tool, a contact and a buckle.
Detailed Description
The present utility model will be described in detail below with reference to the embodiments shown in the drawings. The embodiments are not intended to limit the utility model, but structural, methodological, or functional modifications of the utility model from those skilled in the art are included within the scope of the utility model.
The lithium battery pack disclosed by the embodiment of the utility model, referring to fig. 1-7, comprises a lithium battery pack main body 11, wherein a plurality of contacts 15 are arranged on the lithium battery pack main body 11, a buckle 16 is arranged on the lithium battery pack main body 11, a specific electric tool 14 is fixed on the lithium battery pack main body 11 through a base 13, a clamping groove matched with the buckle 16 is formed on the base 13, the lithium battery pack main body 11 can be fixed on the base 13 through the buckle 16 and the clamping groove, at the moment, the contacts 15 are attached to contact heads on the base 13, the contacts 15 can be electrically connected with the contact heads, and the lithium battery pack main body 11 can supply power for the electric tool 14, and referring to fig. 3 and 4 specifically.
Referring to fig. 1 and 2, a pair of opposite sides of a lithium battery pack body 11 are fixedly connected with a first support plate 1, the first support plate 1 is inclined downwards to the surface of the lithium battery pack body 11, and the projection of the lower end surface of the lithium battery pack body 11 on a horizontal plane is higher than the projection of the lower end of the first support plate 1 on the horizontal plane, namely, when the first support plate 1 contacts with the horizontal ground, a distance exists between the lower end surface of the lithium battery pack body 11 and the horizontal ground.
The first backup pad 1 can be more stable support lithium cell package main part 11, can make lithium cell package main part 11 have certain distance from ground through first backup pad 1 promptly, when the lithium cell package is idle when not putting subaerial, lithium cell package main part 11 does not contact ground, when the ground has ponding like this, ponding is difficult for oozing in lithium cell package main part 11.
Referring to fig. 1, a first sliding groove 4 is formed in the first supporting plate 1, a pair of compression springs 3 are uniformly and fixedly connected to the inner end surface of the first sliding groove 4, a second supporting plate 2 matched with the sliding groove 4 is slidably connected to the first sliding groove 4, and the second supporting plate 2 is located above the compression springs 3.
Specifically, referring to fig. 4 and 5, the second support plate 2 should protrude from the first sliding groove 4 when contacting the compression spring 3 and not pressing the compression spring 3, i.e., the distance between the lithium battery pack body 11 and the ground can be increased by the second support plate 2, i.e., when the accumulated water on the ground is deep, the accumulated water is not easy to permeate into the lithium battery pack body 11.
Meanwhile, the electric tool 14 such as an electric drill or an electric hammer generally vibrates violently when the electric drill or the electric hammer is used for drilling or smashing a wall, at the moment, the lithium battery pack main body 11 is easy to separate from the base 13, when the lithium battery pack main body 11 falls off, the second support plate 2 can be in contact with the ground, impact force brought by the ground can enable the second support plate 2 to squeeze the compression spring 3 through the first sliding groove 4, and when the second support plate 2 squeezes the compression spring 3, the compression spring 3 can also buffer the reverse acting force of the second support plate 2, so that the effect of protecting the lithium battery pack main body 11 is achieved.
Referring to fig. 6 and 7, second sliding grooves 12 are formed in two sides of the second support plate 2, second threaded holes 6 matched with the second sliding grooves 12 are formed in the second support plate 2, the second threaded holes 6 are located in the second sliding grooves 12, first threaded holes 5 matched with the second threaded holes 6 are formed in the first support plate 1, and bolts 7 are connected between the first threaded holes 5 and the second threaded holes 6 in a threaded mode.
Specifically, when the second support plate 2 is not used, in order to reduce the overall occupied space, the second support plate 2 is convenient to transport or place, the second support plate 2 needs to be plugged into the sliding groove 4, when the second support plate 2 is plugged into the sliding groove 4, the second support plate 2 can be fixed in the first support plate 1 through the first threaded hole 5 and the second threaded hole 6 in a threaded manner by the bolts 7, the tightening grooves 10 are formed in the bolts 7, and the bolts 7 can be tightened by the cross screw driver or other tools.
Referring to fig. 4 and 5, when the lithium battery pack body 11 is fixed on the base 13 and used, the bolt 7 is loosened until the second support plate 2 is automatically ejected under the elastic force of the compression spring 3, at this time, one end of the bolt 7 is still in the second sliding groove 12 and can prop against the inner side of the second sliding groove 12, so that the second support plate 2 cannot fall off from the first sliding groove 4, and when the second support plate 2 needs to be replaced, the bolt 7 is loosened until the second support plate 2 automatically falls off from the sliding groove 4, so that the replacement can be performed.
Referring to fig. 4, the second support plate 2 and the ground preferential contact portion are provided with a second protection pad 9, and the second protection pad 9 is made of an elastic material, so that the impact force caused by the ground can be reduced, the damage of the lithium battery pack is further prevented, the second support plate 2 is not directly contacted with the ground, and the abrasion of the second support plate 2 is reduced.
Referring to fig. 2, when the second support plate 2 is not in use, the first support plate 1 contacts with the ground, and the first support plate 1 and the ground contact portion are provided with the first protection pad 8, and the principle and effect of the first protection pad 8 are the same as those of the second protection pad 9, which will not be described herein.
When the lithium battery pack is used, as shown in fig. 1 to 7, when the lithium battery pack main body 11 is not in use and is not placed on the ground, the lithium battery pack main body 11 can be lifted through the first support plate 1 and the second support plate 2, so that the lithium battery pack main body 11 is not in contact with the ground, and accumulated water on the ground is not easy to infiltrate into the lithium battery pack main body 11.
When the lithium battery pack main body 11 is installed on the base 13 for use, the bolt 7 is loosened until the second support plate 2 automatically pops up under the elasticity of the compression spring 3, at the moment, one end of the bolt 7 is still in the second sliding groove 12, so that the second support plate 2 cannot fall off, and when the lithium battery pack main body 11 falls off from the base 13, the second support plate 2 can be in contact with the ground, so that the impact force when in contact with the ground is reduced, and the effect of protecting the lithium battery pack main body 11 is achieved.
When the second support plate 2 is not needed, the second support plate 2 can be plugged into the sliding groove 4, the second support plate 2 is fixed on the first support plate 1 through the bolts 7, and when the second support plate 2 is damaged and needs to be replaced, the second support plate 2 can automatically fall off and can be replaced only by loosening the bolts 7.
The technical scheme shows that the utility model has the following beneficial effects:
according to the utility model, the lithium battery pack is not contacted with the ground through the support plate, and when water accumulation occurs on the ground, the water is not easy to permeate into the lithium battery pack, so that the possibility of internal circuit short circuit caused by water inflow is reduced.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment contains only one independent technical solution, and that such description is provided for clarity only, and that the technical solutions of the embodiments may be appropriately combined to form other embodiments that will be understood by those skilled in the art.
Claims (8)
1. The lithium battery pack comprises a lithium battery pack main body and is characterized in that a plurality of contacts are arranged on the lithium battery pack main body, a buckle is arranged on the lithium battery pack main body, a pair of opposite side surfaces of the lithium battery pack main body are fixedly connected with first support plates, first sliding grooves are formed in the first support plates, second support plates matched with the first sliding grooves are connected in a sliding manner in the first sliding grooves, and a plurality of compression springs are fixedly arranged between the second support plates and the groove bottom walls of the first sliding grooves;
the projection of the lower end face of the lithium battery pack main body on the horizontal plane is higher than the projection of the lower end of the first supporting plate on the horizontal plane.
2. The lithium battery pack according to claim 1, wherein the first support plate is inclined to a surface of the lithium battery pack body.
3. The lithium battery pack according to claim 1, wherein the second support plate protrudes the first sliding groove when contacting the compression spring and not pressing the compression spring.
4. The lithium battery pack according to claim 1, wherein the second support plate is provided with second sliding grooves on a pair of opposite sides thereof.
5. The lithium battery pack according to claim 4, wherein the second support plate is provided with a second threaded hole matched with the second sliding groove.
6. The lithium battery pack of claim 5, wherein the first support plate is provided with a first threaded hole that mates with the second threaded hole.
7. The lithium battery pack according to claim 6, wherein a bolt is connected between the first threaded hole and the second threaded hole in a threaded manner, and a tightening groove is formed in the bolt.
8. The lithium battery pack according to claim 1, wherein a first protection pad is fixedly connected to the first support plate, and a second protection pad is fixedly connected to the second support plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223580896.4U CN219163589U (en) | 2022-12-31 | 2022-12-31 | Lithium battery pack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223580896.4U CN219163589U (en) | 2022-12-31 | 2022-12-31 | Lithium battery pack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219163589U true CN219163589U (en) | 2023-06-09 |
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ID=86637673
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223580896.4U Active CN219163589U (en) | 2022-12-31 | 2022-12-31 | Lithium battery pack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219163589U (en) |
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2022
- 2022-12-31 CN CN202223580896.4U patent/CN219163589U/en active Active
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