CN211320979U - Portable charging device for electric tool and electric tool charged by using same - Google Patents
Portable charging device for electric tool and electric tool charged by using same Download PDFInfo
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- CN211320979U CN211320979U CN202020082893.XU CN202020082893U CN211320979U CN 211320979 U CN211320979 U CN 211320979U CN 202020082893 U CN202020082893 U CN 202020082893U CN 211320979 U CN211320979 U CN 211320979U
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Abstract
The utility model provides a portable charging device of electric tool and use its electric tool who charges, the portable charging device of electric tool includes: the top end of the shell is provided with a groove, and the interior of the shell is provided with a containing cavity; a first negative conductive column, a first end of which protrudes out of the bottom of the groove and is used for being electrically connected with a negative electrode of a battery pack of the electric tool, and a second end of the first negative conductive column penetrates through the bottom of the groove; a first positive conductive column, a first end of which protrudes out of the bottom of the groove and is used for being connected with a positive electrode of a battery pack of the electric tool, and a second end of the first positive conductive column penetrates through the bottom of the groove; a plug electrically connected to the second end of the first negative conductive post and the second end of the first positive conductive post for connecting the first negative conductive post and the first positive conductive post to a power source. The charging device has the advantages that the battery pack does not need to be disassembled and assembled during charging, the charging device is convenient and efficient, the time is saved, and the cost is reduced.
Description
Technical Field
The utility model relates to an electric tool field especially relates to a portable charging device of electric tool and use its electric tool who charges.
Background
In the prior art, the battery pack of the electric tool is generally disassembled when being charged, then the battery pack is inserted into the charger for charging, and the battery pack is disassembled and assembled on the electric tool after being fully charged.
The current charging device is inconvenient for occasions where the electric tool needs to be continuously used. Specifically, in the working process of the electric tool, if the electric quantity of the battery pack is used up, the battery pack needs to be detached, the battery pack is inserted into the charger, the battery pack is detached from the charger after being fully charged, the battery pack is installed on the electric tool for continuous use, and the operation is repeated. The battery pack needs to be repeatedly detached to be charged in the use process of the electric tool, and the battery pack is fully charged and then is mounted on the electric tool, so that the time is wasted, and the time and the cost are not facilitated to be saved.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that an electric tool portable charging device and use its electric tool that charges is provided, it can save time, reduce cost.
In order to solve the above problem, the utility model provides a portable charging device of electric tool, it includes:
the top end of the shell is provided with a groove for accommodating a base of the electric tool, and the interior of the shell is provided with an accommodating cavity;
the first negative conductive column is arranged at the bottom of the groove, the first end of the first negative conductive column protrudes out of the bottom of the groove and is used for being electrically connected with a negative electrode of a battery pack of the electric tool, and the second end of the first negative conductive column penetrates through the bottom of the groove and reaches the accommodating cavity;
the first positive conductive column is arranged at the bottom of the groove, the first end of the first positive conductive column protrudes out of the bottom of the groove and is used for being connected with a positive electrode of a battery pack of the electric tool, and the second end of the first positive conductive column penetrates through the bottom of the groove and reaches the accommodating cavity;
a plug electrically connected to the second end of the first negative conductive post and the second end of the first positive conductive post for connecting the first negative conductive post and the first positive conductive post to a power source.
Further, first negative pole is led electrical pillar for the shell can be reciprocating motion the recess bottom, a negative pole stop collar cover is established on first negative pole is led electrical pillar, the tip or the surface of negative pole stop collar have a bottom boss, the tip or the surface of first end that first negative pole is led electrical pillar have a top boss, a spring setting is in bottom boss with between the top boss, work as first negative pole is led electrical pillar and is received the pressure, the spring takes place compression deformation.
Further, first positive pole is led electrical pillar for the shell can be reciprocating motion the recess bottom, an anodal stop collar cover is established first positive pole is led on the electrical pillar, the tip or the surface of anodal stop collar have a bottom boss, the tip or the surface of first positive pole first end of leading electrical pillar have a top boss, a spring setting is in the bottom boss with between the top boss, work as first positive pole is led electrical pillar and is received to press, the spring takes place compression deformation.
Furthermore, the negative electrode limiting sleeve and the positive electrode limiting sleeve are both fixed at the bottom of the groove.
Further, a first negative conductive post and the first positive conductive post are fixed relative to the housing.
The utility model also provides an electric tool that uses foretell portable charging device of electric tool to charge electric tool be provided with the second negative pole on electric tool's the base and lead electrical pillar and the anodal second of leading, the first end that the second negative pole led electrical pillar is connected with the negative pole electricity of electric tool's battery package, the second end that the second negative pole led electrical pillar can with the first negative pole leads electrical pillar electricity and connects, the first end that the second positive pole led electrical pillar is connected with the anodal electricity of electric tool's battery package, the second end that the second positive pole led electrical pillar can with the anodal electrical pillar electricity of leading is connected.
Further, the second negative electrode conductive column can reciprocate relative to the electric tool, a negative electrode limiting sleeve is sleeved on the second negative electrode conductive column, a bottom boss is arranged at the end part or the outer surface of the negative electrode limiting sleeve, a top boss is arranged at the end part or the outer surface of the second end of the second negative electrode conductive column, a spring is arranged between the bottom boss and the top boss, and when the second negative electrode conductive column is pressed, the spring is compressed and deformed.
Further, the second positive pole is led electrical pillar for electric tool can be reciprocating motion, and an anodal stop collar cover is established on the second positive pole is led electrical pillar, the tip or the surface of anodal stop collar have a bottom boss, the tip or the surface of the second end that the second positive pole is led electrical pillar have a top boss, a spring setting is in bottom boss with between the top boss, work as the second positive pole is led electrical pillar and is received to press, compression deformation takes place for the spring.
Further, the negative electrode limiting sleeve and the positive electrode limiting sleeve are both fixed on the electric tool.
Further, the second negative conductive post and the second positive conductive post are fixed relative to the power tool.
The utility model has the advantages of, in the electric tool use, directly put it can charge automatically on charging device, when needing to use, electric tool takes up and just can directly use, need not dismouting battery package, and is convenient, high-efficient, save time, reduce cost.
Drawings
Fig. 1 is a schematic structural view of an embodiment of the portable charging device for an electric tool of the present invention;
FIG. 2 is a schematic view of the portable power tool charging device of the present invention;
fig. 3 is a schematic structural view of an embodiment of an electric tool charged by the portable charging device for electric tools of the present invention;
fig. 4 is a schematic view of the first negative conductive pillar and the second negative conductive pillar of the present invention disposed opposite to each other;
fig. 5 is a schematic diagram of the first negative conductive pillar and the second negative conductive pillar of the present invention disposed oppositely.
Detailed Description
The following describes in detail a specific embodiment of the portable charging device for an electric power tool according to the present invention with reference to the accompanying drawings.
Fig. 1 is a schematic structural diagram of an embodiment of the portable charging device for electric tools of the present invention, fig. 2 is a schematic structural diagram of the portable charging device for electric tools of the present invention, and fig. 3 is a schematic structural diagram of an embodiment of an electric tool charged by the portable charging device for electric tools of the present invention. Referring to fig. 1, 2 and 3, an electric tool 2 is disposed on the portable charging device 1 of the present invention, and a battery pack (not shown) is disposed in a base of the electric tool 2.
The utility model discloses portable charging device of electric tool 1 includes that shell 10, first negative pole lead electrical pillar 11, first positive pole to lead electrical pillar 12 and plug 13.
The housing 10 has a recess 100 at the top end for receiving the base of the power tool 2. The recess 100 is recessed towards the interior of the portable power tool charging device. The shape of the groove 100 may be set according to the shape of the base of the power tool as long as the two can be matched. The housing 10 has a receiving chamber (not shown in the drawings) therein. The receiving cavity can be used for receiving conventional structures such as an electric connecting device.
The first negative conductive post 11 is disposed at the bottom of the groove 100, a first end 11A of the first negative conductive post 11 protrudes out of the bottom of the groove 100, and is used for electrically connecting with a negative electrode of a battery pack of the electric tool 2, and a second end (not shown in the drawing) of the first negative conductive post 11 penetrates through the bottom of the groove 100 and reaches the accommodating cavity. Further, a second negative conductive pillar 21 is disposed on the base of the electric tool 2, a first end (not shown in the drawings) of the second negative conductive pillar 21 is electrically connected to a negative electrode of a battery pack of the electric tool, and a second end 21A of the second negative conductive pillar 21 can be electrically connected to the first negative conductive pillar 11.
The first positive conductive post 12 is disposed at the bottom of the groove 100, a first end 12A of the first positive conductive post 12 protrudes out of the bottom of the groove 100, and is used for being connected with a positive electrode of a battery pack of the electric tool, and a second end (not shown in the drawing) of the first positive conductive post 12 penetrates through the bottom of the groove 100 and reaches the accommodating cavity. Further, a second positive conductive post 22 is disposed on the base of the electric tool 2, a first end (not shown in the drawings) of the second positive conductive post 22 is electrically connected to a positive electrode of a battery pack of the electric tool, and a second end 22A of the second positive conductive post 22 can be electrically connected to the first positive conductive post 12.
The plug 13 is electrically connected to the second end of the first negative conductive pillar 11 and the second end of the first positive conductive pillar 12, and is used for connecting the first negative conductive pillar 11 and the first positive conductive pillar 12 to a power supply. Specifically, in the present embodiment, in the accommodating cavity, the plug 13 is electrically connected to the second end of the first negative conductive pillar 11 and the second end of the first positive conductive pillar 12 through an electrical connection device or the like.
Further, in order to improve the contact reliability between the positive electrode and the negative electrode of the battery pack of the electric power tool 2 and the first negative electrode conductive post 11 and the second negative electrode conductive post 12 of the portable charging device 1 for electric power tool, the first negative electrode conductive post 11 and the second negative electrode conductive post 21 may be reliably contacted by the elastic force of the spring, and the first positive electrode conductive post 12 and the second positive electrode conductive post 22 may be reliably contacted.
Specifically, in the present embodiment, the first negative electrode conductive post 11 and the first positive electrode conductive post 12 are fixed to the housing. The second negative conductive post 21 is capable of reciprocating relative to the power tool 2. Fig. 4 is a schematic view of the first negative conductive pillar and the second negative conductive pillar being disposed opposite to each other, please refer to fig. 4, in this embodiment, a negative limiting sleeve 23 is sleeved on the second negative conductive pillar 21, an end portion or an outer surface of the negative limiting sleeve 23 has a bottom boss 231, an end portion or an outer surface of the second end 21A of the second negative conductive pillar 21 has a top boss 211, and a spring 24 is disposed between the bottom boss 231 and the top boss 211. When the electric tool 2 is placed on the portable electric tool charging device 1, under the action of the gravity of the electric tool, the second negative conductive post 21 is pressed by the first negative conductive post 11, the spring 24 is compressed and deformed, and the elastic force generated by the elastic deformation makes the first negative conductive post 11 and the second negative conductive post 21 reliably contact with each other.
Similarly, the second positive conductive post 22 can reciprocate relative to the power tool 2, a positive limiting sleeve is sleeved on the second positive conductive post, a bottom boss is arranged at the end or the outer surface of the positive limiting sleeve, a top boss is arranged at the end or the outer surface of the second end of the second positive conductive post, and a spring is arranged between the bottom boss and the top boss. The arrangement of the positive electrode limiting sleeve and the second positive electrode conductive column is the same as that of the negative electrode limiting sleeve and the second negative electrode conductive column, and the description is omitted. When the electric tool 2 is placed on the portable electric tool charging device 1, the second positive conductive post 22 is pressed by the first positive conductive post 12 under the action of the gravity of the electric tool, the spring is compressed and deformed, and the elastic force generated by the elastic deformation makes the first positive conductive post 12 and the second positive conductive post 22 reliably contact with each other.
Further, in order to facilitate disassembly, the negative electrode limiting sleeve and the positive electrode limiting sleeve can be movably arranged relative to the electric tool, and in order to prevent the negative electrode limiting sleeve and the positive electrode limiting sleeve from falling, the negative electrode limiting sleeve and the positive electrode limiting sleeve can also be fixedly arranged relative to the electric tool, namely, the negative electrode limiting sleeve and the positive electrode limiting sleeve are fixed on the electric tool.
In another embodiment of the portable charging device for electric power tool of the present invention, the second negative conductive pillar 21 and the second positive conductive pillar 22 are fixed to the electric power tool 2, the first negative conductive pillar 11 is configured to reciprocate with respect to the housing 10, and the first positive conductive pillar 12 is configured to reciprocate with respect to the housing 10.
Specifically, fig. 5 is a schematic diagram of a first negative conductive pillar and a second negative conductive pillar disposed opposite to each other, please refer to fig. 5, at the bottom of the groove 100, a negative limiting sleeve 14 is sleeved on the first negative conductive pillar 11, an end portion or an outer surface of the negative limiting sleeve 14 has a bottom boss 141, an end portion or an outer surface of the first end 11A of the first negative conductive pillar 11 has a top boss 110, and a spring 15 is disposed between the bottom boss 141 and the top boss 110. When the electric tool 2 is placed on the portable electric tool charging device 1, under the action of the gravity of the electric tool, the first negative conductive post 11 is pressed by the second negative conductive post 21, the spring 15 is compressed and deformed, and the elastic force generated by the elastic deformation enables the first negative conductive post 11 to reliably contact with the second negative conductive post 21.
Similarly, at the bottom of the groove 100, an anode limiting sleeve is sleeved on the first anode conductive pillar, a bottom boss is arranged at an end portion or an outer surface of the anode limiting sleeve, a top boss is arranged at an end portion or an outer surface of the first end of the first anode conductive pillar, and a spring is arranged between the bottom boss and the top boss. The arrangement of the positive electrode limiting sleeve and the first positive electrode conductive column is the same as that of the negative electrode limiting sleeve and the first negative electrode conductive column, and the description is omitted. When the electric tool 2 is placed on the portable electric tool charging device 1, the first positive conductive post 12 is pressed by the second positive conductive post 22 under the action of the gravity of the electric tool, the spring is compressed and deformed, and the elastic force generated by the elastic deformation makes the first positive conductive post 12 and the second positive conductive post 22 reliably contact with each other.
When the first negative conductive post 11 contacts the second negative conductive post 21, the first positive conductive post 12 contacts the second positive conductive post 22, and the plug 13 is inserted into a power socket to form a closed loop, so that the power supply charges the battery pack of the electric tool.
Further, in order to facilitate disassembly, the negative electrode limiting sleeve and the positive electrode limiting sleeve can be movably arranged relative to the shell, and in order to prevent the negative electrode limiting sleeve and the positive electrode limiting sleeve from falling, the negative electrode limiting sleeve and the positive electrode limiting sleeve can also be fixedly arranged relative to the shell, namely, the negative electrode limiting sleeve and the positive electrode limiting sleeve are fixed at the bottom of the groove.
The utility model also provides an electric tool that uses as above the portable charging device of electric tool charges. Referring to fig. 3, a second negative conductive pillar 21 and a second positive conductive pillar 22 are disposed on a base of the electric tool, a first end of the second negative conductive pillar 21 is electrically connected to a negative electrode of a battery pack of the electric tool, a second end of the second negative conductive pillar 21 is electrically connected to the first negative conductive pillar 11, a first end of the second positive conductive pillar 22 is electrically connected to a positive electrode of the battery pack of the electric tool, and a second end of the second positive conductive pillar 22 is electrically connected to the first positive conductive pillar 12.
The structure of the electric tool is the same as that described above, and is not described again.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (10)
1. A portable charging device for a power tool, comprising:
the top end of the shell is provided with a groove for accommodating a base of the electric tool, and the interior of the shell is provided with an accommodating cavity;
the first negative conductive column is arranged at the bottom of the groove, the first end of the first negative conductive column protrudes out of the bottom of the groove and is used for being electrically connected with a negative electrode of a battery pack of the electric tool, and the second end of the first negative conductive column penetrates through the bottom of the groove and reaches the accommodating cavity;
the first positive conductive column is arranged at the bottom of the groove, the first end of the first positive conductive column protrudes out of the bottom of the groove and is used for being connected with a positive electrode of a battery pack of the electric tool, and the second end of the first positive conductive column penetrates through the bottom of the groove and reaches the accommodating cavity;
a plug electrically connected to the second end of the first negative conductive post and the second end of the first positive conductive post for connecting the first negative conductive post and the first positive conductive post to a power source.
2. The portable charging device for electric power tools according to claim 1, wherein the first negative conductive post is capable of reciprocating relative to the housing, a negative limiting sleeve is sleeved on the first negative conductive post at the bottom of the groove, a bottom boss is provided at an end or an outer surface of the negative limiting sleeve, a top boss is provided at an end or an outer surface of the first end of the first negative conductive post, and a spring is provided between the bottom boss and the top boss, such that when the first negative conductive post is pressed, the spring is compressed and deformed.
3. The portable charging device for electric power tools according to claim 2, wherein the first positive conductive post is capable of reciprocating relative to the housing, a positive stop collar is disposed on the first positive conductive post at the bottom of the recess, a bottom boss is disposed on an end or an outer surface of the positive stop collar, a top boss is disposed on an end or an outer surface of the first end of the first positive conductive post, and a spring is disposed between the bottom boss and the top boss, such that when the first positive conductive post is pressed, the spring is compressed and deformed.
4. The portable power tool charging device of claim 3, wherein the negative and positive stop collars are fixed to the bottom of the recess.
5. The power tool portable charging device of claim 1, wherein a first negative conductive post and the first positive conductive post are fixed relative to the housing.
6. An electric tool charged by the portable electric tool charging device according to claim 1, wherein a second negative electrode conductive post and a second positive electrode conductive post are provided on a base of the electric tool, a first end of the second negative electrode conductive post is electrically connected to a negative electrode of a battery pack of the electric tool, a second end of the second negative electrode conductive post is electrically connectable to the first negative electrode conductive post, a first end of the second positive electrode conductive post is electrically connected to a positive electrode of the battery pack of the electric tool, and a second end of the second positive electrode conductive post is electrically connectable to the first positive electrode conductive post.
7. The power tool of claim 6, wherein the second negative conductive post is capable of reciprocating relative to the power tool, a negative limiting sleeve is sleeved on the second negative conductive post, a bottom boss is provided at an end or an outer surface of the negative limiting sleeve, a top boss is provided at an end or an outer surface of a second end of the second negative conductive post, and a spring is disposed between the bottom boss and the top boss.
8. The power tool of claim 7, wherein the second positive conductive post is capable of reciprocating relative to the power tool, a positive stop collar is sleeved on the second positive conductive post, a bottom boss is provided at an end or an outer surface of the positive stop collar, a top boss is provided at an end or an outer surface of a second end of the second positive conductive post, a spring is provided between the bottom boss and the top boss, and when the second positive conductive post is pressed, the spring is compressed and deformed.
9. The power tool of claim 8, wherein the negative stop collar and the positive stop collar are both fixed to the power tool.
10. The power tool of claim 6, wherein the second negative conductive post and the second positive conductive post are fixed relative to the power tool.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020082893.XU CN211320979U (en) | 2020-01-15 | 2020-01-15 | Portable charging device for electric tool and electric tool charged by using same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020082893.XU CN211320979U (en) | 2020-01-15 | 2020-01-15 | Portable charging device for electric tool and electric tool charged by using same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211320979U true CN211320979U (en) | 2020-08-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020082893.XU Active CN211320979U (en) | 2020-01-15 | 2020-01-15 | Portable charging device for electric tool and electric tool charged by using same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211320979U (en) |
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2020
- 2020-01-15 CN CN202020082893.XU patent/CN211320979U/en active Active
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